1 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3 PR rtl-optimization/41697
4 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
6 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9 * config/rs6000/predicates.md: Update copyright year.
10 * config/rs6000/altivec.md: Ditto.
12 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
13 (MD_INCLUDES): Add a2.md.
15 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
16 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
17 (builtin_classify): New static vector to classify various builtins
18 to get the tree attributes correct.
19 (def_builtin): Set the attributes of builtins based on what the
20 builtin does (i.e. memory operation, floating point, saturation
21 need special attributes, others are pure functions).
23 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
25 (enum rs6000_builtins): Include rs6000-builtin.def to define the
26 builtins. Change the end marker to MAX_RS6000_BUILTINS from
28 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
31 * config/rs6000/rs6000-builtin.def: New file that combines the
32 builtin enumeration name and attributes.
34 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
36 * config/i386/linux.h (ASM_SPEC): Add --32.
38 2009-10-15 Jakub Jelinek <jakub@redhat.com>
40 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
41 and DW_TAG_template_alias.
42 (dwarf_attr_name): Handle DW_AT_main_subprogram,
43 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
44 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
45 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
46 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
47 and DW_AT_GNU_odr_signature.
48 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
49 DW_FORM_flag_present and DW_FORM_ref_sig8.
50 (output_signature): Only print name on the first byte.
51 (output_die): Likewise for dw_val_class_data8.
53 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
55 * doc/invoke.texi: Clarify that most optimizations are not enabled
58 2009-10-15 Richard Guenther <rguenther@suse.de>
61 * gimple.c (compare_type_names_p): Handle anonymous names
62 differently based on new mode argument.
63 (gimple_types_compatible_p): For structs also compare the tags.
64 (iterative_hash_type_name): Rename to ...
65 (iterative_hash_name): ... this. Hash all names.
66 (iterative_hash_gimple_type): Fix hashing the struct tag of
67 pointer targets. Hash field decl names.
69 2009-10-15 Richard Guenther <rguenther@suse.de>
72 * gimple.c (gimple_get_alias_set): Avoid recursing on
73 invalid type topology.
75 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
77 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
79 2009-10-15 Richard Guenther <rguenther@suse.de>
81 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
83 2009-10-15 Jakub Jelinek <jakub@redhat.com>
85 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
86 add --with-tune{,-32,-64} configured default for -mtune if explicit
89 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
91 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
95 * gcc.target/arm/neon/vfp-shift-a2t2.c: New test case.
97 2009-10-14 DJ Delorie <dj@redhat.com>
99 * config/h8300/h8300.c (F): New.
101 (h8300_emit_stack_adjustment): Call them.
103 (h8300_push_pop): Likewise.
104 (h8300_expand_prologue): Likewise.
105 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
106 (MUST_USE_SJLJ_EXCEPTIONS): Define.
107 (INCOMING_RETURN_ADDR_RTX): Define.
108 (INCOMING_FRAME_SP_OFFSET): Define.
109 (DWARF_CIE_DATA_ALIGNMENT): Define.
111 2009-10-14 Jakub Jelinek <jakub@redhat.com>
113 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
114 fields in builtin structs.
115 (finalize_record_size): Likewise.
117 2009-10-14 Richard Guenther <rguenther@suse.de>
119 * gimple.c (gtc_ob): New global.
120 (struct type_pair_d): Replace pointers with type UIDs.
121 (type_pair_hash): Adjust.
122 (type_pair_eq): Likewise.
123 (lookup_type_pair): Likewise. Allocate from an obstack.
124 (gimple_force_type_merge): Adjust.
125 (gimple_types_compatible_p): Likewise.
126 (free_gimple_type_tables): Free the obstack.
128 2009-10-14 Jakub Jelinek <jakub@redhat.com>
130 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
131 stmts setting DEBUG_EXPR_DECLs.
133 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
134 Don't crash if mode1 is VOIDmode.
136 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
138 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
139 * params.h (IRA_LOOP_RESERVED_REGS): New
140 * tree-pass.h (pass_subregs_of_mode_init,
141 pass_subregs_of_mode_finish): Remove.
142 * passes.c (pass_subregs_of_mode_init,
143 pass_subregs_of_mode_finish): Remove.
144 (pass_reginfo_init): Move before loop optimizations.
145 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
146 * common.opt (fira-loop-pressure): New.
147 * toplev.h (flag_ira_loop_pressure): New.
148 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
150 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
151 Make external and void type functions.
152 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
153 pass_subregs_of_mode_finish): Remove.
154 * ira-costs.c (init_costs): Call init_subregs_of_mode.
155 * regmove.c: Include ira.h.
156 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
157 register pressure calculation in loops.
158 * loop-invariant.c: Include REGS_H and ira.h.
159 (struct loop_data): New members max_reg_pressure, regs_ref, and
161 (struct invariant): New member orig_regno.
162 (curr_loop): New variable.
163 (find_exits): Initialize regs_ref and regs_live.
164 (create_new_invariant): Initialize orig_regno.
165 (get_cover_class_and_nregs): New.
166 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
167 array. Add code for flag_ira_loop_pressure.
168 (gain_for_invariant): Make new_regs an array. Add code for
169 flag_ira_loop_pressure.
170 (best_gain_for_invariant): Ditto.
171 (set_move_mark): New parameter gain. Use it for debugging output.
172 (find_invariants_to_move): Make regs_needed and new_regs an array.
173 Add code for flag_ira_loop_pressure.
174 (move_invariant_reg): Set up orig_regno.
175 (move_invariants): Set up reg classes for pseudos for
176 flag_ira_loop_pressure.
177 (free_loop_data): Clear regs_ref and regs_live.
178 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
179 get_regno_cover_class, change_pressure, mark_regno_live,
180 mark_regno_death, mark_reg_store, mark_reg_clobber,
181 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
182 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
183 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
184 register pressure calculation in loops if new regs were added.
185 Call finish_subregs_of_mode.
186 * opts.c (decode_options): Set up flag_ira_loop_pressure.
187 * Makefile.in (loop-invariant.o): Add ira.h.
189 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
191 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
193 2009-10-14 Richard Guenther <rguenther@suse.de>
195 * lto-symtab.c (lto_symtab_compatible): Fold in ...
196 (lto_symtab_merge): ... here. Rewrite both to take the
197 prevailing and a to-be-merged entry and to queue diagnostics
199 (lto_symtab_resolve_replaceable_p): New predicate for
201 (lto_symtab_resolve_can_prevail_p): Likewise.
202 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
203 handles merging commons by choosing the largest decl. Fold
204 in code that gives ODR errors.
205 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
207 (lto_symtab_merge_decls_1): Re-structure. Deal with the
208 case of no prevailing decl here. Diagnose mismatches
209 in object types here. Drop all but the prevailing decls.
210 (lto_symtab_prevailing_decl): Return the single prevailing decl.
211 * lto-streamer-in.c (lto_input_tree_ref): Deal with
212 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
214 2009-10-14 Richard Guenther <rguenther@suse.de>
217 * lto-streamer-in.c (input_bb): Replace debug stmts with
218 nops instead of dropping them.
220 2009-10-14 Nick Clifton <nickc@redhat.com>
222 * gcc/doc/extended.texi: Replace the dash character with
223 @minus{} in situations where it is being used as a minus
225 * gcc/doc/tm.texi: Likewise.
226 * gcc/doc/md.texi: Likewise.
228 2009-10-14 Jakub Jelinek <jakub@redhat.com>
230 PR preprocessor/41543
231 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
232 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
233 * tree.c: Include intl.h.
234 (expand_location): Handle BUILTINS_LOCATION.
235 * Makefile.in (tree.o): Depend on intl.h.
238 * dwarf2out.c (dwarf2out_var_location): Always clear
239 last_postcall_label when changing last_label.
241 2009-10-14 Pascal Obry <obry@adacore.com>
243 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
244 (process_command): Handle -E as done with -c and -S. Do not add
245 the target executable suffix to the output file when -E is used.
246 (main): Adjust error message accordingly.
248 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
254 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
256 (tree_code_size): Likewise.
258 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
260 * builtins.c (fold_builtin_1): Support complex "arc" functions.
261 * real.h (HAVE_mpc_arc): Define.
263 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
265 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
266 (struct builtin_description): Add fndecl field.
267 (bdesc): Remove const qualifier. Update initializer.
268 (sh_media_init_builtins): Remove const qualifier for d. Record
269 the result of add_builtin_function to the fndecl field.
270 (sh_builtin_decl): New.
271 (sh_media_builtin_decl): New.
273 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
276 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
277 requests between special registers.
279 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
281 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
283 2009-10-13 Richard Henderson <rth@redhat.com>
285 PR tree-optimization/41377
286 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
287 (cleanup_empty_eh_merge_phis): New change_region parameter;
288 pass it on to redirect_eh_edge_1. Update callers.
289 (cleanup_empty_eh_unsplit): Don't require an existing EH label
290 at the destination block.
292 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
294 * passes.c (register_pass): Replaced gcc_unreachable by
295 fatal_error on failure. Mentions plugins in comments & messages.
297 2009-10-13 Jakub Jelinek <jakub@redhat.com>
300 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
301 * sched-vis.c (print_value): Use it.
302 * cselib.c (cselib_hash_rtx): Likewise.
303 * print-rtl.c (print_rtx): Likewise.
304 * cfgexpand.c (expand_debug_rtx): Likewise.
305 * var-tracking.c (vt_expand_loc_callback): Likewise.
307 2009-10-13 Richard Guenther <rguenther@suse.de>
310 * opts.c (handle_option): Split out code to handle setting
311 the options flag var ...
312 (set_option): ... here.
313 * opts.h (set_option): Declare.
314 * lto-opts.c (register_user_option_p): Include -fexceptions
315 and all position independent code variants.
316 (handle_common_option): Remove.
317 (lto_reissue_options): Use set_option.
319 2009-10-13 Martin Jambor <mjambor@suse.cz>
321 PR tree-optimization/41661
322 * ipa-prop.c (compute_complex_pass_through): Allow only operations
323 that are tcc_comparisons or do not change the type in any
325 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
326 folding tcc_comparison operations.
328 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
330 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
333 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
339 * tree.def (DEBUG_EXPR_DECL): New.
340 * rtl.def (DEBUG_EXPR): New.
341 * gengtype.c (adjust_field_rtx_def): Handle it.
342 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
343 (insert_debug_temp_for_var_def): ... this. Drop support for
344 moving. Take iterator for def stmt; insert debug stmt before it.
345 Scan early for use count and kind in debug stmts.
346 (propagate_defs_into_debug_stmts): Rename to...
347 (insert_debug_temps_for_defs): ... this. Likewise.
348 * tree.h (DEBUG_TEMP_UID): New.
349 * tree.c (next_debug_decl_uid): New.
350 (make_node_stat): Count debug decls separately.
351 (copy_node_stat): Likewise.
352 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
353 * var-tracking.c (dv_is_decl_p): Recognize it.
354 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
355 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
356 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
357 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
358 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
359 (cselib_hash_rtx): Likewise.
360 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
361 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
363 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
364 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
365 * rtl.c (copy_rtx): Likewise.
366 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
367 * print-rtl.c (print_rtx): Likewise.
368 * sched-vis.c (print_value): Likewise.
369 (print_insn): Handle DEBUG_EXPR_DECL.
370 * tree-dump.c (dequeue_and_dump): Likewise.
371 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
372 * gimple-iterator (gsi_replace): Check for same lhs.
373 (gsi_remove): Insert debug temps.
374 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
375 (move_computations_stmt): Drop explicit propagation into debug stmts.
376 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
377 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
378 * tree-ssa-sink.c (statement_sink_location): Likewise.
379 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
380 * tree-ssanames.c (release_ssa_name): Adjust for rename.
381 * tree-flow.h: Likewise.
382 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
383 debug temps without values.
384 (eliminate_unnecessary_stmts): Don't discard just-inserted
387 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
390 * config/cris/cris.md (andu): Check that operand 1 is one of the
391 general registers. Fix typo in head comment.
393 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
395 * config/i386/i386.md (vswapmov): New.
396 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
397 (ix86_function_ms_hook_prologue): New.
398 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
399 * configure.ac: Test for swap suffix support in as.
400 * configure: Rebuild.
402 2009-10-12 Jakub Jelinek <jakub@redhat.com>
405 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
406 paradoxical subregs to prevent partial register stalls if the inner
407 mode is integer mode.
409 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
413 2009-10-12 Dodji Seketeli <dodji@redhat.com>
416 * gcc/dwarf2out.c (template_parameter_pack_die,
417 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
419 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
422 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
424 (maybe_register_def): Likewise. Take stmt iterator.
425 (rewrite_update_stmt): Take stmt iterator and pass it on.
426 (rewrite_update_enter_block): Pass stmt iterator.
428 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
430 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
431 (spu_builtin_decl): New function.
433 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
435 * config/i386/i386.md (SWIM): New mode iterator.
436 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
437 using SWIM mode iterator.
438 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
439 patterns using SWI48 mode iterator.
440 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
441 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
442 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
443 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
444 patterns using SWI248 mode iterator.
445 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
446 gen_x86_movdicc_0_m1_rex64 for renamed function
448 2009-10-11 Jose Ruiz <ruiz@adacore.com>
449 Eric Botcazou <ebotcazou@adacore.com>
452 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
453 * config/sparc/sol2-unwind.h: New file.
455 2009-10-11 Olivier Hainque <hainque@adacore.com>
456 Eric Botcazou <ebotcazou@adacore.com>
459 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
460 * config/i386/sol2-unwind.h: New file.
462 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
465 * config/i386/i386.md (addsi_1_zext): Get the proper second
468 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
470 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
471 all OLD_RTXes, not just REGs. Use copy_rtx to create the
474 2009-10-11 Richard Guenther <rguenther@suse.de>
476 * gimple.c (iterative_hash_type_name): Do not handle special
479 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
481 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
482 (*setcc_si_1_and): Ditto.
483 (*setcc_si_1_movzbl): Ditto.
484 (*setcc_<mode>_2): Ditto.
485 (*setcc_qi): Rename from *setcc_1.
486 (*setcc_qi_slp): Rename from *setcc_2.
488 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
489 (*zero_extendqisi2_movzbw_and splitter): Ditto.
491 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
492 "if" condition, there is already assert with reload_completed present.
494 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
496 * plugin.c (try_init_one_plugin): Improve constness of variable err.
498 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
500 * doc/install.texi (Final install): Refer to
501 http://gcc.gnu.org/bugs/ for bug reporting.
503 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
505 * configure.ac: Add test for dci instruction.
506 * configure: Regenerate.
507 * config.in: Likewise.
508 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
509 * doc/invoke.texi: Add cpu_type 476 and 476fp.
510 (-mmulhw): Add 476 to description.
512 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
513 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
514 (processor_target_table): Add 476 and 476fp entries.
515 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
516 (rs6000_issue_rate): Add CPU_PPC476.
517 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
518 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
519 (processor_type): Add PROCESSOR_PPC476.
520 (EXTRA_SPECS): Add asm_cpu_476 string.
521 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
522 (define_attr "cpu"): Add ppc476.
524 Update comments for 476.
525 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
526 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
527 Update copyright year.
528 * config/rs6000/476.md: New file.
529 * config/rs6000/40x.md: Add description for "isel" attribute.
530 Update copyright year.
531 * config/rs6000/440.md: Likewise.
532 * config/rs6000/603.md: Likewise.
533 * config/rs6000/6xx.md: Likewise.
534 * config/rs6000/7450.md: Likewise.
535 * config/rs6000/7xx.md: Likewise.
536 * config/rs6000/8540.md: Likewise.
537 * config/rs6000/cell.md: Likewise.
538 * config/rs6000/e300c2c3.md: Likewise.
539 * config/rs6000/e500mc.md: Likewise.
540 * config/rs6000/mpc.md: Likewise.
541 * config/rs6000/power4.md: Likewise.
542 * config/rs6000/power5.md: Likewise.
543 * config/rs6000/power6.md: Likewise.
544 * config/rs6000/power7.md: Likewise.
545 * config/rs6000/rios1.md: Likewise.
546 * config/rs6000/rios2.md: Likewise.
547 * config/rs6000/rs64.md: Likewise.
549 2009-10-10 Richard Guenther <rguenther@suse.de>
551 PR tree-optimization/41654
552 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
553 a cond expr before calling gimple_cond_set_condition_from_tree.
554 (ifcombine_iforif): Likewise.
556 2009-10-09 Ian Lance Taylor <iant@google.com>
558 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
559 * configure: Rebuild.
561 2009-10-09 Neil Vachharajani <nvachhar@google.com>
563 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
566 2009-10-09 Richard Guenther <rguenther@suse.de>
569 * target-def.h (TARGET_BUILTIN_DECL): Define.
570 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
571 * target.h (struct gcc_target): Add builtin_decl target hook.
572 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
573 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
575 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
577 (lto_output_builtin_tree): Sorry if the target does not support
578 streaming target builtins.
579 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
580 (rs6000_builtin_decl): New function.
581 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
582 (ix86_builtin_decl): New function.
584 2009-10-09 Jakub Jelinek <jakub@redhat.com>
586 PR preprocessor/41445
587 * c-ppoutput.c (do_line_change): New function.
588 (cb_line_change): Use it.
589 (scan_translation_unit): Call do_line_change if
590 avoid_paste or PREV_WHITE and token location is on a different line
594 * dwarf2out.c (dwarf2out_init): Test whether
595 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
598 PR rtl-optimization/41646
599 * calls.c (expand_call): For BLKmode types returned in registers
600 avoid likely spilled hard regs in copy_blkmode_from_reg generated
603 2009-10-09 Richard Guenther <rguenther@suse.de>
605 PR tree-optimization/41634
606 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
607 we remove the correct elements.
608 (optimize_stmt): Make sure to update stmt operands before
609 optimizing redundancies.
611 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
613 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
615 2009-10-09 Richard Guenther <rguenther@suse.de>
618 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
620 (lto_wrapper_exit): New function.
622 (fatal_perror): Likewise.
623 (fork_execute): Use global args_name, do not free it.
624 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
625 * lto-streamer.h: Remove duplicate prototypes.
627 2009-10-09 Richard Guenther <rguenther@suse.de>
629 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
630 before calling stmt_can_throw_external.
632 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
634 PR tree-optimization/40071
635 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
636 pointer if the original data reference doesn't conflict with the
637 created vector data reference. Fix long line.
639 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
641 * config/i386/i386.md (any_div): New code iterator.
642 (u): Handle div and udiv.
644 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
646 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
647 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
648 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
649 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
651 2009-10-08 Joseph Myers <joseph@codesourcery.com>
653 * gcc.c (main): Remove trailing "." from diagnostics.
655 2009-10-08 Cary Coutant <ccoutant@google.com>
657 Add support for debugging with ICF (Identical Code Folding).
658 * calls.c (debug.h): New #include.
659 (emit_call_1): Call virtual_call_token debug hook.
660 * common.opt (-fenable-icf-debug): New option.
661 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
662 locations in the source).
663 (poc_label_num): New variable.
664 (dcall_entry, vcall_entry): New typedefs.
665 (dcall_table, vcall_table): New variables.
666 (struct vcall_insn): New type.
667 (vcall_insn_table): New variable.
668 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
669 (size_of_dcall_table): New function.
670 (output_dcall_table): New function.
671 (size_of_vcall_table): New function.
672 (output_vcall_table): New function.
673 (dwarf2out_direct_call): New function.
674 (vcall_insn_table_hash): New function.
675 (vcall_insn_table_eq): New function.
676 (dwarf2out_virtual_call_token): New function.
677 (dwarf2out_virtual_call): New function.
678 (dwarf2out_init): Allocate new tables and sections.
679 (prune_unused_types): Mark DIEs referenced from direct call table.
680 (dwarf2out_finish): Output direct and virtual call tables.
681 * final.c (final_scan_insn): Call direct_call and virtual_call
683 * debug.h (struct gcc_debug_hooks): Add direct_call,
684 virtual_call_token, virtual_call hooks.
685 (debug_nothing_uid): New function.
686 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
687 (debug_nothing_uid): New function.
688 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
689 (xcoff_debug_hooks): Likewise.
690 * sdbout.c (sdb_debug_hooks): Likewise.
691 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
692 * doc/invoke.texi (-fenable-icf-debug): New option.
694 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
697 * regmove.c (regmove_backward_pass): Replace src with dst in the
698 debug insn, and check for dst before rather than after.
700 2009-10-08 Janis Johnson <janis187@us.ibm.com>
702 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
703 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
705 2009-10-08 Jan Hubicka <jh@suse.cz>
708 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
709 do not mark cgraph nodes as needed.
710 (record_references_in_initializer): Add new only_vars parameter.
711 * cgraph.h (record_references_in_initializer): New parameter.
712 * varasm.c (assemble_variable): Update call.
713 * varpool.c (varpool_analyze_pending_decls): Always look for
716 2009-10-08 Anatoly Sokolov <aesok@post.ru>
718 * config/avr/avr.c (last_insn_address) Remove variable.
719 (expand_prologue): Don't initialise last_insn_address variable.
720 (final_prescan_insn): Don't output insn size.
721 * config/avr/avr.opt (msize): Remove switch.
722 * doc/invoke.texi (AVR Options): Remove documentation of -msize
725 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
727 * combine.c (label_tick_ebb_start): Fix comment.
728 (combine_instructions): Set label_tick and label_tick_ebb_start before
729 calling setup_incoming_promotions. Start them from 1. Increment
730 label_tick instead of deriving it from the BB index. Rather than
731 comparing ticks use the block from the previous iteration to decide
732 whether to start a new EBB. Remove empty lines before function.
734 2009-10-08 Michael Matz <matz@suse.de>
737 * builtins.c (fold_builtin_isascii): Use fold_build2.
738 (fold_builtin_isdigit): Ditto.
739 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
740 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
741 remove_useless_stmts_cond, remove_useless_stmts_tf,
742 remove_useless_stmts_tc, remove_useless_stmts_bind,
743 remove_useless_stmts_goto, remove_useless_stmts_label,
744 remove_useless_stmts_1, remove_useless_stmts,
745 pass_remove_useless_stmts): Remove.
746 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
747 * passes.c (init_optimization_passes): Don't add
748 pass_remove_useless_stmts.
749 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
750 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
752 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
753 for static constants.
754 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
755 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
757 2009-10-08 Richard Guenther <rguenther@suse.de>
759 * gimple.c (free_gimple_type_tables): New function.
760 * gimple.h (free_gimple_type_tables): Declare.
762 2009-10-07 Mark Heffernan <meheff@google.com>
764 * ipa-prop.c (ipa_print_node_params) Only print
765 names of named arguments.
767 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
769 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
770 being statically linked.
772 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
774 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
776 2009-10-08 Jan Hubicka <jh@suse.cz>
779 * ipa.c (cgraph_externally_visible_p,
780 function_and_variable_visibility,
781 whole_program_function_and_variable_visibility): Skip non-finalized
784 2009-10-08 Nick Clifton <nickc@redhat.com>
786 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
789 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
792 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
794 2009-10-07 Joseph Myers <joseph@codesourcery.com>
797 * c-common.c (c_fully_fold_internal): Strip nops from the result
798 of recursive calls to c_fully_fold_internal.
799 (c_wrap_maybe_const): New.
800 (c_save_expr): Use c_wrap_maybe_const.
801 * c-common.h (c_wrap_maybe_const): Declare.
802 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
803 build_binary_op): Use c_wrap_maybe_const.
805 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
807 * real.c: Fix comment to reflect actual exponent size.
809 2009-10-08 Ben Elliston <bje@au.ibm.com>
811 * config/rs6000/a2.md: Add FSF comment header.
813 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
815 * config/i386/i386.md (any_extend): New code iterator.
816 (u, s): New code attributes.
818 (DWIH): Rewrite as code iterator for SI and DI modes.
819 (DWI): Rewrite as mode attribute.
820 (dwi): New mode attribute.
821 (di): Depend on SI mode and DI mode.
822 (doubleint_general_operand): Remove mode attribute.
824 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
827 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
828 (*sub<mode>3_doubleword): Ditto.
830 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
831 using SWIM248 mode iterator.
832 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
833 using SWI48 mode iterator.
834 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
835 patterns using DWIH mode iterator and any_extend code iterator.
836 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
837 using any_extend code iterator.
838 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
839 patterns using DWIH mode iterator and any_extend code iterator.
840 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
841 using any_extend code iterator.
842 (<s>mul<mode>3_highpart): Macroize expander from
843 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
844 and any_extend code iterator.
845 (*<s>muldi3_highpart_1): Macroize insn from
846 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
847 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
848 patterns using any_extend code iterator.
849 (*<s>mulsi3_highpart_zext): Macroize insn from
850 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
852 2009-10-07 Jakub Jelinek <jakub@redhat.com>
854 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
855 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
856 refering to a DIE with DW_AT_const_value.
858 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
861 * ira-lives.c (check_and_make_def_conflict): Process all operands.
863 2009-10-06 Jan Hubicka <jh@suse.cz>
865 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
868 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
870 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
871 *lea_2_rex64): Move before *add<mode>_1 pattern.
873 2009-10-07 Jan Hubicka <jh@suse.cz>
875 * collect2.c (main): Add -fno-whole-program.
876 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
878 2009-10-07 Jan Hubicka <jh@suse.cz>
880 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
881 has no address taken.
882 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
884 (cgraph_clone_node): Clear externally_visible flag for clones.
885 * cgraph.h (cgraph_only_called_directly_p,
886 cgraph_can_remove_if_no_direct_calls_p): New predicates.
887 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
888 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
889 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
890 ipcp_insert_stage): Likwise.
891 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
892 externally_visible flag.
893 (verify_cgraph_node): Verify that inline clones look right.
894 (process_function_and_variable_attributes): Do not set
895 externally_visible flags.
896 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
898 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
900 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
901 clear externally_visible when turning into inline clones
902 (cgraph_mark_inline_edge): Use new predicates.
903 (cgraph_estimate_growth): Likewise.
904 (cgraph_decide_inlining): Likewise.
905 * ipa.c (cgraph_postorder): Likewise.
906 (cgraph_remove_unreachable_nodes): Likewise; sanity check
907 that inline clones are not needed.
908 (cgraph_externally_visible_p): New predicate.
909 (function_and_variable_visibility): Add whole_program parameter;
910 always set externally_visible flag; handle COMDAT function
912 (local_function_and_variable_visibility): New function.
913 (gate_whole_program_function_and_variable_visibility): New function.
914 (whole_program_function_and_variable_visibility): New function.
915 (pass_ipa_whole_program_visibility): New function.
916 * passes.c (init_optimization_passes): Add whole program visibility
918 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
919 not care about needed/reachable flags.
920 * varpool.c: Include flags.h
921 (decide_is_variable_needed): When doing LTO assume whole-program mode.
922 (varpool_finalize_decl): When we are in LTO read-back, all variables
924 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
926 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
928 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
931 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
933 * config.gcc: Don't include the makefile fragments intended for
935 * config/s390/fixdfdi.h: File removed.
936 * config/s390/libgcc-glibc.ver: File removed.
937 * config/s390/s390.h: Remove the fixdfdi.h hack.
938 * config/s390/t-crtstuff: File moved to libgcc dir.
939 * config/s390/t-linux: Likewise.
940 * config/s390/t-tpf: libgcc specific parts removed.
941 * config/s390/t-linux64: Likewise.
943 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
945 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
946 (lto-compress.o): Likewise.
948 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
951 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
952 dllexport to class members here.
953 (i386_pe_determine_dllimport_p): Only check static class data for
955 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
956 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
957 functions for vague linkage.
958 (i386_pe_type_dllexport_p): Fix formatting.
959 (maybe_add_dllexport) New function.
960 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
963 2009-10-07 Ben Elliston <bje@au.ibm.com>
965 * config/rs6000/a2.md: Remove duplicated lines.
967 2009-10-07 Ben Elliston <bje@au.ibm.com>
969 * config.gcc (powerpc*-*-*): Handle a2.
970 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
971 * config/rs6000/a2.md: New file.
972 * config/rs6000/rs6000.opt (mno-update): New.
973 (mupdate): Return to using a mask, not a var.
974 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
975 (enum processor_type): Add PROCESSOR_PPCA2.
976 * config/rs6000/rs6000.c (ppca2_cost): New costs.
977 (rs6000_override_options): Add "a2" to processor_target_table.
978 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
979 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
981 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
984 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
985 reference to nonexistent gen_truncxfxf2 function.
987 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
989 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
990 (DWIH, g, di, doubleint_general_operand): New mode attributes.
991 (general_operand): Handle TI mode.
992 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
993 using SDWIM mode iterator.
994 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
995 pattern from *add{di,ti}3_1 patterns and corresponding splitters
996 using DWI mode iterator.
997 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
998 patterns using SWI mode iterator.
999 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1000 using SWI48 mode iterator.
1001 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1002 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1003 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1004 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1005 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1006 using SDWIM mode iterator.
1007 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1008 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1009 using DWI mode iterator.
1010 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1011 patterns using SWI mode iterator.
1012 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1013 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1014 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1015 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1016 patterns using plusminus code iterator.
1017 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1018 sub<mode>3 patterns using plusminus code iterator.
1019 * config/i386/i386.c (override_options): Update the call to
1020 gen_subdi_carry_rex64 for renamed function.
1021 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1022 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1023 calls to instruction expanders.
1025 2009-10-06 Martin Jambor <mjambor@suse.cz>
1028 * opts.c (decode_options): Run IPA-SRA at -O2.
1030 2009-10-06 Richard Guenther <rguenther@suse.de>
1032 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1034 2009-10-06 Tobias Burnus <burnus@net-b.de>
1037 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1038 -flto and -fwhole-program flags can be combined.
1040 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1043 * gcc.c (process_command): Check that -o argument was specified.
1045 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1047 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1049 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1051 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1052 * doc/invoke.texi (Warning Options): Annotate allowed languages
1053 for -Wunsuffixed-float-constants.
1055 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1057 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1058 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1059 same name and isn't the main variant.
1062 * dwarf2out.c (loc_by_reference): Removed.
1063 (dw_loc_list_1): New function.
1064 (dw_loc_list): Remove toplev argument, add want_address argument.
1065 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1066 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1067 want_address == 2 to dw_loc_list. For successful dw_loc_list
1068 set have_address to 1 only if want_address is not 0.
1070 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1072 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1073 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1074 a code block followed by two pointers.
1075 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1076 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1077 (MIPS_MOVE): Likewise.
1078 (MIPS_LUI): Likewise.
1079 (MIPS_JR): Likewise.
1080 (MIPS_BAL): Likewise.
1081 (MIPS_NOP): Likewise.
1082 (mips_asm_trampoline_template): Delete.
1083 (mips_trampoline_code_size): New function.
1084 (mips_trampoline_init): Add shorter sequences for all cases
1085 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1086 Calculate the opcodes directly, rather than copying from a template.
1087 Only flush the code part of the trampoline.
1088 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1090 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1092 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1093 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1094 (INCOMING_RETURN_ADDR_RTX): Likewise.
1095 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1097 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1098 with RETURN_ADDR_REGNUM.
1099 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1100 * config/mips/mips.c (mips16_build_call_stub): Replace
1101 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1102 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1103 (mips_print_operand_punctuation): Likewise.
1104 (mips_frame_set): Likewise.
1105 (mips16e_output_save_restore): Likewise.
1106 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1107 (mips_save_reg_p): Likewise.
1108 (mips_return_addr): Likewise.
1109 (mips_set_return_address): Likewise.
1110 (mips_direct_save_slot_move_p): Likewise.
1111 (mips_output_function_prologue): Likewise.
1112 (mips_restore_reg): Likewise.
1113 (mips_expand_epilogue): Likewise.
1114 (mips_epilogue_uses): Likewise.
1115 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1116 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1117 (clear_hazard_<mode>): Likewise.
1118 (call_internal): Likewise.
1119 (call_internal_direct): Likewise.
1120 (call_direct_split): Likewise.
1121 (call_value_internal): Likewise.
1122 (call_value_split): Likewise.
1123 (call_value_internal_direct): Likewise.
1124 (call_value_direct_split): Likewise.
1125 (call_value_multiple_internal): Likewise.
1126 (call_value_multiple_split): Likewise.
1128 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1129 Jakub Jelinek <jakub@redhat.com>
1131 PR rtl-optimization/41511
1132 * combine.c (record_value_for_reg): Pass explicit values as argument
1133 to get_last_value_validate.
1134 (get_last_value_validate): Document INSN parameter.
1135 For non-readonly MEMs, assume they might have been modified if INSN
1136 was in another basic block.
1137 (get_last_value): Minor reformatting.
1139 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1142 * final.c (asm_str_count): Split out from asm_insn_count.
1143 * rtl.h (asm_str_count): New prototype.
1144 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1147 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1149 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1151 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1152 Rafael Espindola <espindola@google.com>
1154 * gengtype.c (write_types): Moved call to write_func_for_structure
1155 into seperate loops.
1157 2009-10-05 Richard Guenther <rguenther@suse.de>
1160 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1161 (input_cgraph_1): Input toplevel asms.
1163 2009-10-05 Richard Guenther <rguenther@suse.de>
1166 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1167 (external_aggregate_decl_p): Likewise.
1168 (lto_symtab_compatible): Re-structure. Remove dead code.
1169 For variables ignore toplevel qualifiers when comparing types.
1170 Issue warnings, not errors for mismatched user-alignment.
1172 2009-10-05 Richard Guenther <rguenther@suse.de>
1176 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1177 (struct lto_symtab_identifier_def): Likewise.
1178 (struct lto_symtab_decl_def): Likewise.
1179 (struct lto_symtab_entry_def): New.
1180 (lto_symtab_identifier_t): Rename to ...
1181 (lto_symtab_entry_t): ... this.
1182 (lto_symtab_decls): Remove.
1183 (lto_symtab_base_hash): Rename to ...
1184 (lto_symtab_entry_hash): ... this.
1185 (lto_symtab_base_eq): Rename to ...
1186 (lto_symtab_entry_eq): ... this.
1187 (lto_symtab_base_marked_p): Rename to ...
1188 (lto_symtab_entry_marked_p): ... this.
1189 (lto_symtab_identifier_marked_p): Remove.
1190 (lto_symtab_decl_marked_p): Likewise.
1191 (lto_symtab_maybe_init_hash_tables): Rename to ...
1192 (lto_symtab_maybe_init_hash_table): ... this.
1193 (lto_symtab_set_resolution_and_file_data): Remove.
1194 (lto_symtab_register_decl): New function.
1195 (lto_symtab_get_identifier): Remove.
1196 (lto_symtab_get): New function.
1197 (lto_symtab_get_resolution): Adjust.
1198 (lto_symtab_get_identifier_decl): Remove.
1199 (lto_symtab_set_identifier_decl): Likewise.
1200 (lto_symtab_merge_decl): Rename to ...
1201 (lto_symtab_merge): ... this. Rewrite.
1202 (lto_symtab_merge_var): Remove.
1203 (lto_symtab_merge_fn): Likewise.
1204 (lto_symtab_prevailing_decl): Adjust.
1205 (lto_cgraph_replace_node): New function.
1206 (lto_symtab_merge_decls_2): Likewise.
1207 (lto_symtab_merge_decls_1): Likewise.
1208 (lto_symtab_fixup_var_decls): Likewise.
1209 (lto_symtab_resolve_symbols): Likewise.
1210 (lto_symtab_merge_decls): Likewise.
1211 (lto_symtab_prevailing_decl): Adjust.
1212 (lto_symtab_get_symtab_def): Remove.
1213 (lto_symtab_get_file_data): Likewise.
1214 (lto_symtab_clear_resolution): Adjust.
1215 (lto_symtab_clear_resolution): Likewise.
1216 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1217 (input_cgraph_1): Likewise.
1218 * lto-streamer-in.c (get_resolution): Do not provide fake
1219 symbol resolutions here.
1220 (deferred_global_decls): Remove.
1221 (lto_register_deferred_decls_in_symtab): Likewise.
1222 (lto_register_var_decl_in_symtab): Change signature, register
1223 variable via lto_symtab_register_decl.
1224 (lto_register_function_decl_in_symtab): Likewise.
1225 (lto_read_tree): Adjust.
1226 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1227 (lto_symtab_merge_var): Likewise.
1228 (lto_symtab_merge_fn): Likewise.
1229 (lto_symtab_register_decl): Declare.
1230 (lto_symtab_merge_decls): Likewise.
1232 2009-10-05 Richard Guenther <rguenther@suse.de>
1234 PR tree-optimization/23821
1235 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1236 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1237 simple IV increments.
1239 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1241 * config/arm/arm.c (arm_override_options): Really initialize
1242 flag_dwarf2_cfi_asm to 0.
1244 2009-10-05 Doug Kwan <dougkwan@google.com>
1246 PR rtl-optimization/41574
1247 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1248 floating point and we are not doing unsafe math optimizations.
1250 2009-10-03 Simon Baldwin <simonb@google.com>
1251 Cary Coutant <ccoutant@google.com>
1252 Rafael Espindola <espindola@google.com>
1253 Richard Guenther <rguenther@suse.de>
1254 Jan Hubicka <jh@suse.cz>
1255 Doug Kwan <dougkwan@google.com>
1256 H.J. Lu <hongjiu.lu@intel.com>
1257 Bill Maddox <maddox@google.com>
1258 Ryan Mansfield <rmansfield@qnx.com>
1259 Diego Novillo <dnovillo@google.com>
1260 Ollie Wild <aaw@google.com>
1261 Kenneth Zadeck <zadeck@naturalbridge.com>
1263 * lto-cgraph.c: New file.
1264 * lto-compress.c: New file.
1265 * lto-compress.h: New file.
1266 * lto-opts.c: New file.
1267 * lto-section-in.c: New file.
1268 * lto-section-out.c: New file.
1269 * lto-streamer-in.c: New file.
1270 * lto-streamer-out.c: New file.
1271 * lto-streamer.c: New file.
1272 * lto-streamer.h: New file.
1273 * lto-symtab.c: New file.
1274 * lto-wpa-fixup.c: New file.
1275 * lto-wrapper.c: New file.
1277 2009-10-03 Simon Baldwin <baldwin@google.com>
1278 Ben Elliston <bje@au.ibm.com>
1279 Rafael Espindola <espindola@google.com>
1280 Nathan Froyd <froydnj@codesourcery.com>
1281 Jan Hubicka <jh@suse.cz>
1282 Doug Kwan <dougkwan@google.com>
1283 Diego Novillo <dnovillo@google.com>
1284 Kenneth Zadeck <zadeck@naturalbridge.com>
1286 * Makefile.in (enable_lto): New.
1287 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1288 (LINKER_PLUGIN_API_H): Define.
1289 (LTO_SYMTAB_H): Define.
1290 (LTO_STREAMER_H): Define.
1291 (TREE_VECTORIZER_H): Define.
1292 (INCLUDES): Add LIBELFINC.
1293 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1294 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1295 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1296 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1297 (native): Add lto-wrapper$(exeext)
1298 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1299 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1300 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1301 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1302 (varasm.o): Add dependency on tree-iterator.h.
1303 (cgraph.o): Add dependency on cif-code.def.
1304 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1305 (ipa-pure-const.o): Likewise.
1306 (GTFILES): Add lto-symtab.c.
1307 (install-lto-wrapper): New.
1308 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1309 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1310 * config.in: Regenerate.
1312 2009-10-03 Rafael Espindola <espindola@google.com>
1313 Diego Novillo <dnovillo@google.com>
1315 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1316 ipa_write_summaries.
1317 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1319 (cgraph_optimize): Make extern.
1321 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1322 Kenneth Zadeck <zadeck@naturalbridge.com>
1324 * toplev.c (in_lto_p): Declare.
1325 * collect2.c (scan_prog_file): Read all the output when reading
1326 information for LTO.
1327 (enum lto_mode_d): Declare.
1329 2009-10-03 Richard Guenther <rguenther@suse.de>
1330 Diego Novillo <dnovillo@google.com>
1332 * gimple.c: Include target.h and alias.h.
1333 (gimple_types): Declare.
1334 (type_hash_cache): Declare.
1335 (gimple_alloc_stat): Make extern.
1336 (gimple_build_eh_must_not_throw): Call
1337 gimple_eh_must_not_throw_set_fndecl.
1338 (struct type_pair_d): Declare.
1339 (type_pair_t): Declare.
1340 (type_pair_hash): New.
1341 (type_pair_eq): New.
1342 (lookup_type_pair): New.
1343 (gimple_force_type_merge): New.
1344 (compare_type_names_p): New.
1345 (compare_field_offset): New.
1346 (gimple_types_compatible_p): New.
1347 (struct sccs): Declare.
1348 (next_dfs_num): Declare.
1349 (iterative_hash_gimple_type): New.
1351 (iterative_hash_type_name): New.
1352 (iterative_hash_gimple_type): New.
1353 (gimple_type_hash): New.
1354 (gimple_type_eq): New.
1355 (gimple_register_type): New.
1356 (print_gimple_types_stats): New.
1357 (gimple_signed_or_unsigned_type): New.
1358 (gimple_unsigned_type): New.
1359 (gimple_signed_type): New.
1360 (gimple_get_alias_set): New.
1361 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1362 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1363 (gimple_force_type_merge): Declare.
1364 (gimple_types_compatible_p): Declare.
1365 (gimple_register_type): Declare.
1366 (print_gimple_types_stats): Declare.
1367 (gimple_unsigned_type): Declare.
1368 (gimple_signed_type): Declare.
1369 (gimple_get_alias_set): Declare.
1370 (gimple_eh_must_not_throw_set_fndecl): New.
1372 2009-10-03 Jan Hubicka <jh@suse.cz>
1373 Kenneth Zadeck <zadeck@naturalbridge.com>
1375 * ipa-pure-const.c: Include lto-streamer.h.
1376 (register_hooks): Factor out of ...
1377 (generate_summary): ... here.
1378 (pure_const_write_summary): New.
1379 (pure_const_read_summary): New.
1380 (pass_ipa_pure_const): Add pure_const_write_summary and
1381 pure_const_read_summary.
1382 * ipa-reference.c: Include lto-streamer.h.
1383 (add_new_function): New.
1384 (remove_node_data): New.
1385 (duplicate_node_data): New.
1386 (ipa_init): Guard against multiple calls.
1387 Move hook setup from analyze_function.
1388 (write_node_summary_p): New.
1389 (ipa_reference_write_summary): New.
1390 (ipa_reference_read_summary): New.
1391 (pass_ipa_reference): Add ipa_reference_write_summary and
1392 ipa_reference_read_summary.
1393 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1394 (struct cgraph_edge): Add fields lto_stmt_uid and
1395 call_stmt_cannot_inline_p.
1396 (cgraph_optimize): Declare.
1397 (cgraph_decide_is_function_needed): Declare.
1398 (reset_inline_failed): Declare.
1399 (enum LTO_cgraph_tags): Declare.
1400 (LTO_cgraph_tag_names): Declare.
1401 (LCC_NOT_FOUND): Define.
1403 2009-10-03 Doug Kwan <dougkwan@google.com>
1404 Rafael Espindola <espindola@google.com>
1405 Jan Hubicka <jh@suse.cz>
1406 Diego Novillo <dnovillo@google.com>
1407 Kenneth Zadeck <zadeck@naturalbridge.com>
1409 * passes.c (all_regular_ipa_passes): New.
1410 (all_ipa_passes): Rename to all_small_ipa_passes.
1411 (init_optimization_passes): Init all_regular_ipa_passes.
1412 * tree-pass.h (all_regular_ipa_passes): New.
1413 (all_ipa_passes): Rename to all_small_ipa_passes.
1414 * passes.c (all_lto_gen_passes): New.
1415 (init_optimization_passes): Initialize all_lto_gen_passes.
1416 (execute_ipa_summary_passes): Make non-static.
1417 (ipa_write_summaries_1): New.
1418 (ipa_write_summaries_2): New.
1419 (ipa_write_summaries): New.
1420 (ipa_write_summaries_of_cgraph_node_set): New.
1421 (ipa_read_summaries_1): New.
1422 (ipa_read_summaries): New.
1423 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1424 (execute_regular_ipa_pass_list): Remove.
1425 (init_optimization_passes): Schedule
1426 pass_rebuild_cgraph_edges and pass_early_inline outside
1427 of pass_all_early_optimizations. Document reason.
1428 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1429 pass_ipa_lto_finish_out): New pass.
1430 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1431 (execute_all_ipa_transforms): New.
1432 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1433 (dump_properties, debug_properties): New.
1434 * tree-optimize.c (gate_all_early_local_passes): Return
1435 false if we are in lto1.
1436 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1437 * tree-pass.h (execute_all_ipa_transforms): Declare.
1438 (pass_ipa_function_and_variable_visibility): Declare.
1439 (pass_ipa_early_inline): Declare.
1440 (pass_ipa_lto_gimple_out): Declare.
1441 (pass_ipa_lto_wpa_fixup): Declare.
1442 (pass_ipa_lto_finish_out): Declare.
1443 (all_small_ipa_passes, all_regular_ipa_passes,
1444 all_lto_gen_passes): Declare.
1445 (execute_ipa_summary_passes): Declare.
1446 (execute_all_ipa_transforms): Declare.
1447 (ipa_write_summaries): Declare
1448 (ipa_write_summaries_of_cgraph_node_set): Declare.
1449 (ipa_read_summaries): Declare.
1451 2009-10-03 Doug Kwan <dougkwan@google.com>
1452 Ollie Wild <aaw@google.com>
1454 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1456 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1457 (lto_mode): New variable.
1458 (maybe_run_lto_and_relink): Handle the -fwpa option.
1459 (main): Handle the -fwpa option.
1460 (maybe_unlink_list): New function.
1461 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1462 * common.opt (flto): New flag.
1463 * toplev.c (flag_generate_lto): Declare.
1465 2009-10-03 Simon Baldwin <simonb@google.com>
1467 * common.opt (flto-compression-level): New flag.
1469 * opts.c: Include lto-opts.h.
1470 (handle_option): Call lto_register_user_option for each
1471 valid option handled.
1472 (decode_options): Clear registered options before the options
1475 2009-10-03 Cary Coutant <ccoutant@google.com>
1477 * collect2.c (is_elf): New function.
1478 (scan_prog_file): Require LTO object to be in ELF format.
1480 2009-10-03 Rafael Espindola <espindola@google.com>
1482 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1483 libgcc to the linker.
1485 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1487 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1488 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1490 * collect2.h (collect_execute): Add flags argument.
1491 * tlink.c (tlink_execute): Update call to collect_execute.
1492 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1493 (use_linker_plugin): New.
1494 (use_linker_plugin_spec_function): New.
1495 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1496 (linker_plugin_file_spec): New.
1497 (lto_wrapper_spec): New.
1498 (lto_gcc_spec): New.
1499 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1500 (static_spec_functions): Add use-linker-plugin.
1501 (process_command): Handle -use-linker-plugin.
1502 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1503 linker_plugin_file_spec and lto_gcc_spec.
1504 (use_linker_plugin_spec_function): New.
1506 2009-10-03 Richard Guenther <rguenther@suse.de>
1510 * tree.h (is_lang_specific): Include LANG_TYPE.
1511 * tree.c (find_decls_types_r): Manually add interesting parts
1512 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1514 * gimple.c (type_pair_hash): Make symmetric.
1515 (type_pair_eq): Likewise.
1516 (lookup_type_pair): Increase initial hashtable size.
1517 (gimple_force_type_merge): Rely on type-pair symmetry.
1518 (visit): Remove excessive checking code.
1519 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1520 (gimple_register_type): Remove getenv calls, shrink initial
1524 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1525 inline functions if not generating lto output.
1528 * toplev.c (finalize): In WPA mode remove the asm file.
1530 2009-10-03 Doug Kwan <dougkwan@google.com>
1532 * ipa-inline.c (cgraph_mark_inline): Check
1533 edge->call_stmt_cannot_inline_p instead of calling
1534 gimple_call_cannot_inline_p.
1535 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1536 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1537 (inline_generate_summary): Do nothing in LTRANS.
1538 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1539 exists before calling gimple_call_cannot_inline_p.
1540 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1541 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1542 Update new_edge->lto_stmt_uid.
1543 * cgraphbuild.c (reset_inline_failed): New.
1545 * common.opt (fwpa): New flag.
1546 (fltrans): New option.
1547 * gcc.c (gcc_lto_option_t): New type.
1548 (current_lto_option): New variable.
1549 (lto_single_spec_function): Remove and is replaced by ..
1550 (lto_option_spec_function): New function.
1551 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1552 passing the -flto flag.
1553 (cc1_options): Separate non-LTO related parts into ..
1554 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1555 (lto1_options): New spec for lto FE.
1556 (link_lto_options): New spec for handling LTO flags in linker.
1557 (invoke_lto_single): Re-format to fit in 80 column. Replace
1558 lto-single with lto-option.
1559 (static_specs): Add cc1_non_lto_options, lto1_options and
1561 (static_spec_function): Replace lto-single with lto-option.
1562 (process_command): Handle -flto, -fwpa and -fltran by setting
1563 current_lto_option and not passing it to subprocess unconditionally.
1565 2009-10-03 Bill Maddox <maddox@google.com>
1567 Add `gcc' driver support for link-time code generation (LTO).
1569 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1570 (lto_flag, lto_objects, lto_o_file): New variables.
1571 (struct lto_object, struct lto_object_list): New structures.
1572 (collect_exit, handler): Remove LTO temporary output file on exit.
1573 (add_lto_object): New function.
1574 (maybe_run_lto_and_relink): New function. Perform link time code
1575 generation and relinking for object files containing LTO information.
1576 (main): Invoke maybe_run_lto_and_relink().
1577 (dump_argv): New function. For debugging, currently disabled.
1578 (scan_prog_file): Add LTO information pass.
1579 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1581 * toplev.c (compile_file): Emit assembler directive to create
1582 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1584 2009-10-03 Diego Novillo <dnovillo@google.com>
1586 * c.opt: Add LTO to warn_abi and warn_psabi.
1588 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1589 inline function. Ignore language-specific nodes. Update all users.
1590 (find_decls_types_r): Do not traverse the subtrees of
1591 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1592 * tree.h (is_lang_specific): New.
1593 * langhooks.h (struct lang_hooks_for_decls): Remove
1594 may_need_assembler_name_p. Update all users.
1596 * c-common.c (set_builtin_user_assembler_name): Move ...
1597 * builtins.c (set_builtin_user_assembler_name): ... here.
1598 (is_builtin_name): Add comment
1599 (is_builtin_fn): New.
1600 * except.c (output_ttype): Only call
1601 lookup_type_for_runtime if TYPE is not a runtime type.
1603 * passes.c (register_pass): Call position_pass on
1604 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1605 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1606 (TV_IPA_LTO_DECL_IO): Define.
1607 (TV_IPA_LTO_CGRAPH_IO): Define.
1609 (TV_WHOPR_WPA): Define.
1610 (TV_WHOPR_WPA_IO): Define.
1611 (TV_WHOPR_LTRANS): Define.
1612 (TV_WHOPR_WPA_FIXUP): Define.
1613 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1614 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1615 * tree-flow.h (tree_node_can_be_shared): Declare.
1616 * tree-inline.c (tree_can_inline_p): Check that E has a
1617 statement associated with it.
1618 * tree.c (free_lang_data_in_binf): Factor out of ...
1619 (free_lang_data_in_type): ... here.
1620 Call RECORD_OR_UNION_TYPE_P.
1621 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1622 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1623 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1624 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1625 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1626 (gate_free_lang_data): Return true if flag_generate_lto is set.
1627 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1628 * c-common.h (set_builtin_user_assembler_name): Move ...
1629 * tree.h (set_builtin_user_assembler_name): ... here.
1631 * common.opt (flto-report): New flag.
1632 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1633 * collect2.c (scan_prog_file): Send the error output of
1634 'nm' to HOST_BIT_BUCKET.
1636 2009-10-03 Ollie Wild <aaw@google.com>
1638 * langhooks-def.h (lhd_begin_section): New function declaration.
1639 (lhd_write_section): New function declaration.
1640 (lhd_end_section): New function declaration.
1641 (LANG_HOOKS_BEGIN_SECTION): New macro.
1642 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1643 (LANG_HOOKS_END_SECTION): New macro.
1644 (LANG_HOOKS_LTO): New macro.
1645 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1646 * langhooks.c (output.h): Add include.
1647 (saved_section): New static variable.
1648 (lhd_begin_section): New function.
1649 (lhd_write_section_data): New function.
1650 (lhd_end_section): New function.
1651 * langhooks.h (struct lang_hooks_for_lto): New structure.
1652 (struct lang_hooks): Add member lto.
1653 * Makefile.in (langhooks.o): Add dependency on output.h.
1655 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1657 2009-10-03 Richard Guenther <rguenther@suse.de>
1659 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1662 2009-10-03 Simon Baldwin <simonb@google.com>
1663 Richard Guenther <rguenther@suse.de>
1664 Janis Johnson <janis187@us.ibm.com>
1665 Doug Kwan <dougkwan@google.com>
1666 Diego Novillo <dnovillo@google.com>
1667 Ramana Radhakrishnan <ramana.r@gmail.com>
1668 Ollie Wild <aaw@google.com>
1670 * doc/install.texi: Add documentation for libelf and --enable-lto.
1671 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1672 -flto-report, -flto-compression-level and -use-linker-plugin.
1673 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1674 Add section for LTO Testing.
1676 2009-10-02 Cary Coutant <ccoutant@google.com>
1678 Add support for comdat type sections for DWARF v4.
1679 Merge from dwarf4 branch.
1681 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1682 (dw_die_ref): Define vector type.
1683 (enum dw_val_class): Add dw_val_class_data8.
1684 (struct dw_val_struct): Add v.val_data8.
1685 (comdat_type_node_ref): New type.
1686 (struct die_struct): Move die_symbol into a union; add new field
1687 die_type_node. Change all uses.
1688 (comdat_type_node): New type.
1689 (skeleton_chain_node): New type.
1690 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1691 (comdat_type_list): New variable.
1692 (dwarf_tag_name): Add DW_TAG_type_unit.
1693 (dwarf_attr_name): Add DW_AT_signature.
1694 (add_AT_data8): New function.
1695 (replace_child): New function.
1696 (move_all_children): New function.
1697 (print_signature): New function.
1698 (print_die): Print signature information; add dw_val_class_data8.
1699 (attr_checksum): Support dw_val_class_data8.
1700 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1701 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1702 (checksum_sleb128, checksum_uleb128): New functions.
1703 (checksum_die_context): New function.
1704 (loc_checksum_ordered): New function.
1705 (attr_checksum_ordered): New function.
1706 (struct checksum_attributes): New structure.
1707 (collect_checksum_attributes): New function.
1708 (die_checksum_ordered): New function.
1709 (generate_type_signature): New function.
1710 (same_dw_val_p): Add dw_val_class_data8.
1711 (is_symbol_die): Use new is_declaration_die function.
1712 (is_declaration_die): New function.
1713 (should_move_die_to_comdat): New function.
1714 (clone_die): New function.
1715 (clone_tree): New function.
1716 (clone_as_declaration): New function.
1717 (copy_declaration_context): New function.
1718 (generate_skeleton_ancestor_tree): New function.
1719 (generate_skeleton_bottom_up): New function.
1720 (generate_skeleton): New function.
1721 (remove_child_or_replace_with_skeleton): New function.
1722 (break_out_comdat_types): New function.
1723 (struct decl_table_entry): New type.
1724 (htab_decl_hash): New function.
1725 (htab_decl_eq): New function.
1726 (htab_decl_del): New function.
1727 (copy_ancestor_tree): New function.
1728 (copy_decls_walk): New function.
1729 (copy_decls_for_unworthy_types): New function.
1730 (build_abbrev_table): Don't assert on missing die_symbol when doing
1731 comdat type sections.
1732 (size_of_die): Use DW_FORM_sig8 for external references. Add
1734 (unmark_dies): Don't assert for unmarked dies when doing comdat
1736 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1737 (output_signature): New function.
1738 (output_die): Likewise.
1739 (output_compilation_unit_header): Mark output as DWARF version 3
1740 even if generating DWARF 4.
1741 (output_comdat_type_unit): New function.
1742 (output_line_info): Mark output as DWARF version 3 even if generating
1744 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1746 (dwarf2out_end_source_file): Likewise.
1747 (prune_unused_types_walk_attribs): Don't follow references into
1748 comdat type sections.
1749 (prune_unused_types_mark): When generating type units, do not mark
1750 children of non-defining declarations of types; do mark children of
1752 (prune_unused_types): Process comdat type sections.
1753 (htab_ct_hash): New function.
1754 (htab_ct_eq): New function.
1755 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1756 Add a pointer to the line table from type unit entries so
1757 DW_AT_decl_file has meaning.
1758 * varasm.c (default_elf_asm_named_section): Use identifier name as
1759 comdat key instead of lang hook.
1761 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1763 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1765 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1767 * config/i386/i386.md (SWIM248): New mode iterator.
1768 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1769 divmodhi4 patterns using SWIM248 macro.
1770 (*divmod<mode>4): Macroize insn_and_split pattern from
1771 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1772 and their corresponding splitters usign SWIM248 macro. Split SImode
1773 insn to generate cltd and DImode insn to generate cqto instead of
1774 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1775 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1776 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1777 *divmodsi_noext patterns using SWIM248 macro.
1778 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1779 udivmodhi4 patterns using SWIM248 macro.
1780 (*udivmod<mode>4): Macroize insn_and_split pattern from
1781 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1782 corresponding splitters using SWIM248 macro.
1783 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1784 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1786 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1788 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1789 of zero-sized element is zero-sized regardless of its extent.
1791 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1794 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1795 * configure: Regenerated.
1796 * config.in: Regenerated.
1797 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1798 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1799 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1800 not emitting .eh_frame, emit .cfi_sections .debug_frame
1805 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1806 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1808 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1809 vars use DECL_RTL with resetting it back to NULL afterwards.
1810 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1811 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1812 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1813 the attribute type allows it, otherwise use DW_FORM_dataN.
1814 (mem_loc_descriptor): Handle CONST_STRING.
1815 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1816 Handle MEM with CONST_STRING address using add_AT_string.
1817 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1818 CONST_STRING for const arrays initialized with a string literal.
1819 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1820 (dwarf2out_finish): Call resolve_addr.
1822 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1823 Maxim Kuvyrkov <maxim@codesourcery.com>
1825 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1827 2009-10-02 Nick Clifton <nickc@redhat.com>
1829 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1830 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1832 2009-10-01 Jan Hubicka <jh@suse.cz>
1834 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1835 (cgraph_create_virtual_clone): Just pass redirect_callers
1837 * cgraph.h (cgraph_clone_node): Update prototype.
1838 * ipa-pure-const.c (self_recursive_p): New function.
1839 (propagate): Use it.
1840 * ipa-inline.c (cgraph_clone_inlined_nodes,
1841 cgraph_decide_recursive_inlining): Update.
1843 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1845 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1846 instructions for TARGET_OCTEON.
1848 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1850 * config/arm/arm.c (arm_override_options): Turn off
1851 flag_dwarf2_cfi_asm for AAPCS variants.
1853 2009-10-01 Martin Jambor <mjambor@suse.cz>
1856 * tree-sra.c (convert_callers): Do not call
1857 compute_inline_parameters on one caller more than once.
1859 2009-10-01 Nick Clifton <nickc@redhat.com>
1861 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1862 an empty string if not already defined.
1864 2009-10-01 Martin Jambor <mjambor@suse.cz>
1867 * tree-sra.c (is_va_list_type): New function.
1868 (find_var_candidates): Call is_va_list_type.
1869 (find_param_candidates): Check that the type or the type pointed
1870 to are not va_list types.
1872 2009-10-01 Martin Jambor <mjambor@suse.cz>
1875 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1876 DECL_ARTIFICIAL (param_decl) is true.
1878 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1880 * tree.h (tree_decl_common::lang_flag_8): New.
1881 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1883 * c-common.h (RID_CONSTEXPR): New.
1885 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1887 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1888 Use ref-all pointers.
1889 (alpha_gimplify_va_arg): Ditto.
1891 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1894 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1895 before insn counting loop now that BB_END (bb) is counted. Ensure
1896 the return value isn't zero.
1898 2009-09-30 Nick Clifton <nickc@redhat.com>
1900 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1901 with separate definitions of c_target_objs and cxx_target_objs.
1902 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1904 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1905 sh_symbian_import_export_class.
1906 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1907 * config/sh/symbian.c: Delete, moving code into...
1908 * config/sh/symbian-base.c: ... here
1909 * config/sh/symbian-c.c: ... and here
1910 * config/sh/symbian-cxx.c: ... and here.
1912 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1915 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1916 of plus RTX into register.
1918 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1920 * doc/install.texi: Linguistic and markup fixes.
1921 (Configuration) <--disable-cpp>: Remove description.
1922 <--enable-maintainer-mode>: Autotools files are affected, too.
1923 <--with-sysroot>: Improve description.
1924 (Building): Bump required GNU make version.
1926 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1928 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1929 (x86_64-*-*): Ditto.
1931 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1932 intrinisics for FMA4.
1933 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1934 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1935 Add FMA4 check and fma4intrin.h.
1936 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1938 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1939 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1940 constant for FMA4 support.
1941 (UNSPEC_FMA4_FMADDSUB): Ditto.
1942 (UNSPEC_FMA4_FMSUBADD): Ditto.
1943 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1944 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1945 (ix86_expand_fma4_multiple_memory): Ditto.
1946 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1947 (OPTION_MASK_ISA_FMA4_UNSET): New.
1948 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1949 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1950 (ix86_handle_option): Handle -mfma4.
1951 (isa_opts): Handle -mfma4.
1952 (enum pta_flags): Add PTA_FMA4.
1953 (override_options): Add FMA4 support.
1954 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1955 (IX86_BUILTIN_VFMADDSD): Ditto.
1956 (IX86_BUILTIN_VFMADDPS): Ditto.
1957 (IX86_BUILTIN_VFMADDPD): Ditto.
1958 (IX86_BUILTIN_VFMSUBSS): Ditto.
1959 (IX86_BUILTIN_VFMSUBSD): Ditto.
1960 (IX86_BUILTIN_VFMSUBPS): Ditto.
1961 (IX86_BUILTIN_VFMSUBPD): Ditto.
1962 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1963 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1964 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1965 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1966 (IX86_BUILTIN_VFNMADDSS): Ditto.
1967 (IX86_BUILTIN_VFNMADDSD): Ditto.
1968 (IX86_BUILTIN_VFNMADDPS): Ditto.
1969 (IX86_BUILTIN_VFNMADDPD): Ditto.
1970 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1971 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1972 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1973 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1974 (IX86_BUILTIN_VFMADDPS256): Ditto.
1975 (IX86_BUILTIN_VFMADDPD256): Ditto.
1976 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1977 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1978 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1979 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1980 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1981 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1982 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1983 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1984 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1985 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1986 (enum multi_arg_type): New enum for describing the various FMA4
1987 intrinsic argument types.
1988 (bdesc_multi_arg): New table for FMA4 intrinsics.
1989 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1990 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1992 (ix86_expand_builtin): Add FMA4 intrinsic support.
1993 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1994 operand instructions.
1995 (ix86_expand_fma4_multiple_memory): New function to split the
1996 second memory reference from FMA4 instructions.
1997 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1998 (ssemodesuffixf2s): Ditto.
1999 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2001 (fma4_fmsub<mode>4): Ditto.
2002 (fma4_fnmadd<mode>4): Ditto.
2003 (fma4_fnmsub<mode>4): Ditto.
2004 (fma4_vmfmadd<mode>4): Ditto.
2005 (fma4_vmfmsub<mode>4): Ditto.
2006 (fma4_vmfnmadd<mode>4): Ditto.
2007 (fma4_vmfnmsub<mode>4): Ditto.
2008 (fma4_fmadd<mode>4256): Ditto.
2009 (fma4_fmsub<mode>4256): Ditto.
2010 (fma4_fnmadd<mode>4256): Ditto.
2011 (fma4_fnmsub<mode>4256): Ditto.
2012 (fma4_fmaddsubv8sf4): Ditto.
2013 (fma4_fmaddsubv4sf4): Ditto.
2014 (fma4_fmaddsubv4df4): Ditto.
2015 (fma4_fmaddsubv2df4): Ditto.
2016 (fma4_fmsubaddv8sf4): Ditto.
2017 (fma4_fmsubaddv4sf4): Ditto.
2018 (fma4_fmsubaddv4df4): Ditto.
2019 (fma4_fmsubaddv2df4): Ditto.
2020 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2021 instructions for intrinsics.
2022 (fma4i_fmsub<mode>4): Ditto.
2023 (fma4i_fnmadd<mode>4): Ditto.
2024 (fma4i_fnmsub<mode>4): Ditto.
2025 (fma4i_vmfmadd<mode>4): Ditto.
2026 (fma4i_vmfmsub<mode>4): Ditto.
2027 (fma4i_vmfnmadd<mode>4): Ditto.
2028 (fma4i_vmfnmsub<mode>4): Ditto.
2029 (fma4i_fmadd<mode>4256): Ditto.
2030 (fma4i_fmsub<mode>4256): Ditto.
2031 (fma4i_fnmadd<mode>4256): Ditto.
2032 (fma4i_fnmsub<mode>4256): Ditto.
2033 (fma4i_fmaddsubv8sf4): Ditto.
2034 (fma4i_fmaddsubv4sf4): Ditto.
2035 (fma4i_fmaddsubv4df4): Ditto.
2036 (fma4i_fmaddsubv2df4): Ditto.
2037 (fma4i_fmsubaddv8sf4): Ditto.
2038 (fma4i_fmsubaddv4sf4): Ditto.
2039 (fma4i_fmsubaddv4df4): Ditto.
2040 (fma4i_fmsubaddv2df4): Ditto.
2042 * doc/invoke.texi (-mfma4): Add documentation.
2043 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2045 2009-09-29 Richard Henderson <rth@redhat.com>
2047 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2048 an edge to the new destination block.
2050 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2053 * pa.c (hppa_profile_hook): Use
2054 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2056 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2057 Alexander Monakov <amonakov@ispras.ru>
2060 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2061 (not_postinc_memory_operand): New.
2062 (not_postinc_move_operand): New.
2063 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2064 (*cmovsi_internal): Ditto.
2066 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2068 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2069 restrict issue_rate in first pass when scheduling for register
2072 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2073 Rafael Avila de Espindola <espindola@google.com>
2075 * gengtype.c (plugin_output): New.
2076 (get_output_file_with_visibility): Return plugin_output for plugins.
2077 (main): Parse and use the -P option.
2078 * gty.texi: Update the command line format.
2080 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2083 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2085 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2086 out if !const_ok_for_output.
2089 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2090 case VAR_LOCATION>: Remove gcc_unreachable ().
2092 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2094 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2095 (x86_64-*-*): Ditto.
2096 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2097 back to smmintrin.h.
2098 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2099 * config/i386/x86intrin.h: Remove SSE5.
2100 * config/i386/mmintrin-common.h: Delete file.
2101 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2103 2009-09-29 Richard Guenther <rguenther@suse.de>
2105 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2106 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2108 2009-09-29 Nick Clifton <nickc@redhat.com>
2110 * function.c (current_function_name): If there is no current
2111 function just return "<none>".
2113 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2115 * tree-pass.h (register_pass_info): New structure.
2116 (pass_positioning_ops): Move enum from gcc-plugin.h.
2117 (register_pass): New function.
2118 * gcc-plugin.h (plugin_pass): Delete structure.
2119 (pass_positioning_ops): Delete enum.
2120 * plugin.c (regsiter_pass): Delete function.
2121 (position_pass): Delete function.
2122 (added_pass_nodes): Delete variable.
2123 (prev_added_pass_nodes): Delete variable.
2124 (pass_list_node): Delete structure.
2125 * passes.c (make_pass_instance): New function.
2126 (next_pass_1): Change to call make_pass_instance.
2127 (pass_list_node): Move structure from gcc-plugin.h.
2128 (added_pass_nodes): Move variable from plugin.c.
2129 (prev_added_pass_nodes): Move variable from plugin.c.
2130 (position_pass): New function.
2131 (register_pass): New function.
2133 2009-09-28 Easwaran Raman <eraman@google.com>
2135 * ifcvt.c (noce_try_abs): Recognize pattern and call
2136 expand_one_cmpl_abs_nojump.
2137 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2138 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2140 2009-09-28 Ian Lance Taylor <iant@google.com>
2143 * c-opts.c (c_common_handle_option): Don't set
2144 warn_jump_misses_init for -Wall.
2145 * doc/invoke.texi (Warning Options): Update documentation.
2147 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2149 * Makefile.in ($(out_object_file)): Depend on
2150 gt-$(basename $(notdir $(out_file))).h.
2152 2009-09-28 Richard Henderson <rth@redhat.com>
2154 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2155 * except.c (gen_eh_region): Set it.
2156 (duplicate_eh_regions_1): Copy it.
2157 * tree-eh.c (lower_resx): Use it to determine which function
2160 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2161 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2162 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2163 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2164 BUILT_IN_CXA_END_CLEANUP if necessary.
2166 * c-common.c (c_define_builtins): Update call to
2167 build_common_builtin_nodes.
2169 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2171 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2173 2009-09-28 Michael Matz <matz@suse.de>
2175 * builtins.c (interclass_mathfn_icode): New helper.
2176 (expand_builtin_interclass_mathfn): Use it here, and split folding
2178 (fold_builtin_interclass_mathfn): ... this new folder.
2179 (build_call_nofold_loc): New static helper.
2180 (build_call_nofold): New wrapper macro for above.
2181 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2182 (expand_builtin_pow): Ditto.
2183 (expand_builtin_memset_args): Ditto.
2184 (expand_builtin_printf): Ditto.
2185 (expand_builtin_fprintf): Ditto.
2186 (expand_builtin_sprintf): Ditto.
2187 (expand_builtin_memory_chk): Ditto.
2188 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2189 (expand_builtin_stpcpy): Ditto.
2190 (expand_builtin_strcmp): Ditto.
2191 (expand_builtin_strncmp): Ditto.
2192 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2193 (expand_builtin_strcpy_args): Don't call folders.
2194 (expand_builtin_memcmp): Ditto.
2195 (expand_builtin_strncpy): Ditto, and use target.
2196 (expand_builtin_memcpy): Ditto.
2197 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2198 expand_builtin_strpbrk, expand_builtin_memmove,
2199 expand_builtin_memmove_args, expand_builtin_bcopy,
2200 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2201 expand_builtin_strspn, expand_builtin_strcspn,
2202 expand_builtin_fputs): Remove these.
2203 (expand_builtin): Don't call the above, change calls to other
2204 expanders that changed prototype.
2205 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2206 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2207 fold_builtin_interclass_mathfn.
2208 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2209 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2211 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2212 * passes.c (init_optimization_passes): Move pass_fold_builtins
2213 after last phiopt pass.
2214 * tree-inline.c (fold_marked_statements): When folding builtins
2215 iterate over all instruction potentially generated.
2216 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2218 (fold_gimple_call): Use it to always fold calls (into potentially
2219 multiple instructions).
2220 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2221 calls into zero at this time.
2222 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2223 statements generated by builtin folding.
2225 2009-09-28 Nick Clifton <nickc@redhat.com>
2227 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2229 2009-09-28 Duncan Sands <baldrick@free.fr>
2231 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2232 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2233 (register_callback): Dispatch it.
2234 (invoke_plugin_callbacks): Incorporate in sanity check.
2235 * ggc.h (ggc_register_cache_tab): Add declaration.
2236 * ggc-common.c (ggc_register_root_tab): Simplify.
2237 (const_ggc_cache_tab_t): New typedef.
2238 (extra_cache_vec): New vector of dynamically added cache tables.
2239 (ggc_register_cache_tab): New function.
2240 (ggc_scan_cache_tab): New function.
2241 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2242 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2244 2009-09-27 Richard Henderson <rth@redhat.com>
2246 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2247 which we remove __builtin_stack_restore.
2249 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2251 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2252 to test for GRD_INVARIANT.
2253 (simple_rhs_p): Anything that's function_invariant_p is fine.
2255 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2257 * gengtype.c (main): Use plunge_files instead of plugin_output.
2259 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2260 Rafael Avila de Espindola <espindola@google.com>
2262 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2263 Don't print pch related info if it is false.
2264 (main): Don't print pch info in plugin mode.
2266 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2268 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2269 with dw_val_class_const_double.
2270 (struct dw_val_struct): Replace val_long_long with val_double and
2271 adjust for above change.
2272 (output_loc_operands): Likewise.
2273 (add_AT_long_long): Rename into...
2274 (add_AT_double): ...this.
2275 (print_die): Replace dw_val_class_long_long with
2276 dw_val_class_const_double and adjust.
2277 (attr_checksum): Likewise.
2278 (same_dw_val_p): Likewise.
2279 (size_of_die): Likewise.
2280 (value_format): Likewise.
2281 (output_die): Likewise.
2282 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2283 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2284 instead of add_AT_long_long.
2285 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2286 value with the precision of its type.
2288 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2291 * c-typeck.c (build_conditional_expr): Use the readonly and
2292 volatile flags of the operand types, not of the operands itself.
2294 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2296 * collect2.c (main): Look for -brtl before adding libraries.
2298 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2300 * config.gcc: Update OpenBSD targets.
2301 * config/openbsd-stdint.h: New file.
2302 * config/openbsd-libpthread.h: New file.
2303 * config/openbsd.h: Update and break out LIB_SPEC definition.
2304 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2305 * config/i386/openbsdelf.h: Correct types.
2306 * config/m68k/openbsd.h: Likewise.
2307 * config/mips/openbsd.h: Likewise.
2308 * config/vax/openbsd.h: Likewise.
2310 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2312 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2313 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2314 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2315 of the length and zero.
2317 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2319 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2320 (FLAGS_H): Add options.h $(REAL_H).
2321 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2322 (TREE_VECTORIZER_H): New.
2323 (EBITMAP_H): Renamed from EBIMAP_H.
2324 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2325 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2326 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2327 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2328 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2329 (graphite-clast-to-gimple.o, graphite-dependences.o)
2330 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2331 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2332 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2333 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2334 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2335 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2336 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2337 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2338 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2339 updated and fixed as per above changes and per
2340 check_makefile_deps.sh output.
2343 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2344 * configure: Regenerate.
2346 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2348 * doc/install.texi: Update minimum MPC version to 0.7.
2350 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2352 * doc/install.texi (Binaries): Remove reference to the binary
2353 distribution CD-ROM from the FSF.
2355 2009-09-26 Michael Matz <matz@suse.de>
2359 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2360 that are mentioned in the body.
2362 2009-09-26 Michael Matz <matz@suse.de>
2364 PR tree-optimization/41454
2365 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2366 (tree_ssa_dominator_optimize): Don't allocate and free it.
2367 (dom_opt_leave_block): Don't iterate over it.
2368 (eliminate_redundant_computations): Don't return a value.
2369 (cprop_operand, cprop_into_stmt): Ditto.
2370 (optimize_stmt): Don't defer updating stmts.
2372 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2374 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2375 generic_parameter_die, template_parameter_pack_die,
2376 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2377 renaming DW_TAG_formal_parameter_pack and
2378 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2379 and DW_TAG_GNU_template_parameter_pack.
2381 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2383 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2384 * config/v850/v850.c (v850_function_value): New function.
2385 (TARGET_FUNCTION_VALUE): Define.
2387 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2389 * tree-vect-stmts.c (vectorizable_call): Call
2390 mark_symbols_for_renaming after vect_finish_stmt_generation.
2392 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2393 to loc_descriptor_from_tree.
2394 (add_location_or_const_value_attribute): Pass 0 instead of 2
2395 for decl_by_reference_p decls.
2397 2009-09-25 Richard Guenther <rguenther@suse.de>
2400 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2403 2009-09-25 Ben Elliston <bje@au.ibm.com>
2405 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2408 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2410 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2411 form of instruction.
2413 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2416 * fold-const.c (const_binop): Handle complex int division.
2417 * tree-complex.c (expand_complex_div_straight,
2418 expand_complex_div_wide): Update comments.
2420 2009-09-24 DJ Delorie <dj@redhat.com>
2423 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2424 (reg_class): Likewise.
2425 (REG_CLASS_NAMES): Likewise.
2426 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2427 (m32c_override_options): Disable -fivopts for M32C.
2429 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2431 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2432 Delete VSX load/store with update support.
2433 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2434 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2438 (VStype_load_update): Ditto.
2439 (VStype_store_update): Ditto.
2440 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2441 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2443 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2444 load/store with update builtins.
2446 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2448 * libgcc2.c (L_trampoline): Prototype for getpagesize
2449 and mprotect in WINNT case.
2451 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2453 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2454 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2455 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2456 'outgoing' argument.
2457 (TARGET_FUNCTION_VALUE): Define.
2459 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2461 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2463 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2466 * common.opt: Initialize dwarf_strict to -1.
2467 * toplev.c (process_options): Catch unset dwarf_strict
2468 and set to 0 for all targets not overriding.
2469 * config/darwin.c (darwin_override_options): Catch unset
2470 dwarf_strict and override to 1.
2472 2009-09-24 Jeff Law <law@redhat.com>
2474 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2476 2009-09-24 Richard Guenther <rguenther@suse.de>
2478 PR tree-optimization/36143
2479 PR tree-optimization/38747
2480 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2481 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2483 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2486 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2487 return false instead of gcc_unreachable (). For CONST return the
2488 value returned by recursive call instead of always returning true.
2489 (tree_add_const_value_attribute): Return the value returned by
2490 add_const_value_attribute instead of always returning true if rtl
2493 2009-09-23 Justin Seyster <jrseys@gmail.com>
2495 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2497 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2499 * cgraphunit.c (cgraph_lower_function): Revert last change.
2500 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2501 instead of DECL_NO_STATIC_CHAIN.
2502 * tree-cfg.c (verify_gimple_call): Likewise.
2503 * tree-nested.c (get_chain_decl, get_chain_field,
2504 convert_tramp_reference_op, convert_gimple_call): Likewise.
2505 (convert_all_function_calls): Likewise. Always set or clear
2506 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2507 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2508 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2510 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2511 DECL_NO_STATIC_CHAIN.
2512 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2513 instead of DECL_NO_STATIC_CHAIN.
2514 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2515 decl_function_context.
2516 * varasm.c (initializer_constant_valid_p): Likewise.
2517 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2518 (DECL_STATIC_CHAIN): ... this.
2519 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2520 instead of DECL_NO_STATIC_CHAIN.
2522 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2523 Rafael Avila de Espindola <espindola@google.com>
2525 * gengtype.c (nb_plugin_files): Make it unsigned to match
2526 num_gt_files. Adjust other variables to avoid warnings.
2527 (main): Allocate an all zero lang_bitmap before each plugin file name
2528 to match regular file names.
2530 2009-09-23 Richard Henderson <rth@redhat.com>
2532 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2533 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2534 static chain passed in memory.
2535 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2536 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2537 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2538 STATIC_CHAIN_REGNUM defined.
2540 * config/picochip/picochip-protos.h: s/class/klass/.
2541 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2542 (picochip_static_chain): New.
2543 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2544 (STATIC_CHAIN_INCOMING): Remove.
2546 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2547 (xtensa_static_chain): New.
2548 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2549 (STATIC_CHAIN_INCOMING): Remove.
2551 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2553 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2554 * config/pa/pa-protos.h (function_value): Remove.
2555 * config/pa/pa.c (pa_function_value): Rename from function_value.
2556 Make static, add 'outgoing' argument.
2557 (TARGET_FUNCTION_VALUE): Define.
2559 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2561 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2562 instead of cfun->machine->is_leaf.
2563 * config/avr/avr.h (machine_function): Remove is_leaf field.
2565 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2568 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2569 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2570 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2571 the same size, prefer DW_OP_stack_value.
2572 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2573 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2575 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2578 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2580 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2583 * cfgexpand.c (convert_debug_memory_address): New.
2584 (expand_debug_expr): Convert base address and offset to the same
2585 mode. Use it to convert addresses to other modes. Accept
2588 2009-09-23 Richard Guenther <rguenther@suse.de>
2590 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2591 produced for bigendian targets with promoted subregs.
2593 2009-09-23 Richard Guenther <rguenther@suse.de>
2595 * value-prof.c (gimple_ic): Purge old EH edges only after building
2598 2009-09-23 Nick Clifton <nickc@redhat.com>
2600 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2602 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2605 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2608 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2609 on non-nested functions.
2611 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2612 Jan Hubicka <jh@suse.cz>
2614 * dwarf2out.c (loc_list_plus_const): Only define if
2615 DWARF2_DEBUGGING_INFO.
2616 (address_of_int_loc_descriptor): Likewise.
2619 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2621 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2624 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2625 constant is more than zero.
2627 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2630 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2631 call final to emit non-scheduled prologue, instead insert at entry.
2633 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2634 Joseph S. Myers <joseph@codesourcery.com>
2636 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2638 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2639 Rafael Avila de Espindola <espindola@google.com>
2641 * gengtype.c (is_file_equal): New function.
2642 (close_output_files): Use is_file_equal. Free of->buf.
2644 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2645 Rafael Avila de Espindola <espindola@google.com>
2647 * gengtype.c (write_types, write_local): Add the output_header
2648 argument. Update all callers.
2650 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2652 * dwarf2out.c (template_parameter_pack_die,
2653 gen_formal_parameter_pack_die ): New functions.
2654 (make_ith_pack_parameter_name): Remove this function.
2655 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2656 DW_TAG_formal_parameter_pack.
2657 (gen_generic_params_dies): Represent each template parameter pack
2658 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2659 represented by usual DW_TAG_template_*_parameter DIEs that are
2660 children of the DW_TAG_template_parameter_pack element DIE.
2661 (generic_parameter_die): This doesn't deal with parameter pack
2662 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2663 of parameter pack DIEs.
2664 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2665 in certain cases, e.g. for pack elements.
2666 (gen_formal_types_die, gen_decl_die): Adjust usage of
2667 gen_formal_parameter_die.
2668 (gen_subprogram_die): Represent each function parameter pack by a
2669 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2670 represented by usual DW_TAG_formal_parameter DIEs that are children
2671 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2672 ____builtin_va_alist decls as no part of the compiler uses those
2674 * langhooks.h (struct lang_hooks_for_decls): Add
2675 function_parm_expanded_from_pack_p, get_generic_function_decl
2676 and function_parameter_pack_p hooks. Fix comment for
2677 get_innermost_generic_parms hook.
2678 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2679 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2680 macros and use them to initialize lang_hook.
2682 2009-09-22 Richard Henderson <rth@redhat.com>
2684 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2685 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2686 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2687 on TRAMPOLINE_TEMPLATE.
2688 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2689 TRAMPOLINE_ADJUST_ADDRESS.
2690 * targhooks.c (default_asm_trampoline_template): Remove.
2691 (default_trampoline_adjust_address): Remove.
2692 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2693 * targhooks.h: Update decls.
2695 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2697 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2698 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2699 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2701 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2704 * reload1.c (reload): Reset debug insns with pseudos without
2707 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2709 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2710 unconditional true for decimal float modes.
2711 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2712 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2714 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2716 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2717 Enable a new case for __FreeBSD__ >= 7.
2718 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2719 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2720 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2721 and USE_LD_AS_NEEDED.
2723 * doc/install.texi (*-*-freebsd*): Update target information.
2725 2009-09-22 Richard Guenther <rguenther@suse.de>
2728 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2729 arrays really properly.
2731 2009-09-22 Richard Henderson <rth@redhat.com>
2734 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2735 calls.static_chain, calls.trampoline_init,
2736 calls.trampoline_adjust_address.
2737 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2738 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2739 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2740 * builtins.c (expand_builtin_setjmp_receiver): Use
2741 targetm.calls.static_chain; only clobber registers.
2742 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2743 set up memory attributes properly for the trampoline block.
2744 (expand_builtin_adjust_trampoline): Use
2745 targetm.calls.trampoline_adjust_address.
2746 * calls.c (prepare_call_address): Add fndecl argument. Use
2747 targetm.calls.static_chain.
2748 * df-scan.c (df_need_static_chain_reg): Remove.
2749 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2750 consolodate static chain handling.
2751 * doc/tm.texi: Document new hooks.
2752 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2753 (init_emit_regs): Don't initialize them.
2754 * expr.h (prepare_call_address): Update decl.
2755 * final.c (profile_function): Use targetm.calls.static_chain.
2756 * function.c (expand_function_start): Likewise.
2757 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2758 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2759 only clobber registers.
2760 * targhooks.c (default_static_chain): New.
2761 (default_asm_trampoline_template, default_trampoline_init): New.
2762 (default_trampoline_adjust_address): New.
2763 * targhooks.h: Declare them.
2764 * varasm.c (assemble_trampoline_template): Use
2765 targetm.asm_out.trampoline_template. Make the memory block const
2768 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2769 alpha_initialize_trampoline. Make static. Merge VMS parameter
2770 differences into the TARGET_ABI_OPEN_VMS code block.
2771 (TARGET_TRAMPOLINE_INIT): New.
2772 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2773 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2774 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2775 (INITIALIZE_TRAMPOLINE): Remove.
2777 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2778 (TRAMPOLINE_TEMPLATE): Merge with ...
2779 (INITIALIZE_TRAMPOLINE): ... this and move ...
2780 * config/arc/arc.c (arc_trampoline_init): ... here.
2781 (TARGET_TRAMPOLINE_INIT): New.
2783 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2784 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2785 (arm_asm_trampoline_template): New.
2786 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2787 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2788 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2789 code to arm_asm_trampoline_template.
2790 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2791 arm_trampoline_adjust_address.
2792 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2793 adjust for target hook parameters.
2795 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2798 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2799 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2800 (bfin_trampoline_init): Rename from initialize_trampoline;
2801 make static; update for target hook parameters.
2802 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2803 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2804 bfin_asm_trampoline_template.
2805 (INITIALIZE_TRAMPOLINE): Remove.
2807 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2808 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2809 cris_trampoline_init): New.
2810 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2811 cris_asm_trampoline_template.
2812 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2813 adjust for target hook parameters.
2815 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2817 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2818 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2819 fr30_trampoline_init): New.
2820 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2821 fr30_asm_trampoline_template.
2822 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2823 adjust for target hook parameters.
2825 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2826 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2827 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2828 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2829 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2831 * config/h8300/h8300.c (h8300_trampoline_init): New.
2832 (TARGET_TRAMPOLINE_INIT): New.
2833 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2834 to h8300_trampoline_init and adjust for hook parameters.
2836 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2837 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2838 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2839 make static; adjust for hook parameters.
2840 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2842 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2843 (TARGET_TRAMPOLINE_INIT): New.
2844 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2845 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2846 iq2000_asm_trampoline_template.
2847 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2848 (TRAMPOLINE_CODE_SIZE): New.
2849 (TRAMPOLINE_SIZE): Use it.
2850 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2852 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2853 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2854 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2855 adjust for hook parameters.
2856 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2858 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2859 (m32r_trampoline_init): New.
2860 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2861 m32r_trampoline_init.
2863 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2864 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2865 make static; update for hook parameters.
2866 * config/m68hc11/m68hc11-protos.h: Update.
2867 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2869 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2870 (TARGET_TRAMPOLINE_INIT): New.
2871 (mcore_function_value): Fix typo.
2872 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2873 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2874 to mcore_asm_trampoline_template.
2875 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2877 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2878 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2879 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2880 update for hook parameters.
2881 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2883 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2884 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2885 mips_trampoline_init): New.
2886 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2887 mips_asm_trampoline_template.
2888 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2889 update for hook parameters.
2891 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2892 (TARGET_TRAMPOLINE_INIT): New.
2893 (mmix_trampoline_size): Remove.
2894 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2895 make static. Remove out-of-date tetra vs octa comment.
2896 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2897 make static; update for hook parameters.
2898 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2899 (INITIALIZE_TRAMPOLINE): Remove.
2900 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2901 (TRAMPOLINE_ALIGNMENT): New.
2902 * gcc/config/mmix/mmix-protos.h: Update.
2904 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2905 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2906 mn10300_trampoline_init): New.
2907 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2908 mn10300_asm_trampoline_template.
2909 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2911 * config/moxie/moxie.c (moxie_static_chain,
2912 moxie_asm_trampoline_template, moxie_trampoline_init,
2913 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2914 TARGET_TRAMPOLINE_INIT): New.
2915 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2916 moxie_trampoline_init.
2917 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2918 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2920 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2921 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2922 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2923 pa_trampoline_adjust_address): New.
2924 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2925 pa_asm_trampoline_template.
2926 (TRAMPOLINE_ALIGNMENT): New.
2927 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2928 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2929 adjust for hook parameters.
2930 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2932 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2933 (TARGET_TRAMPOLINE_INIT): New.
2934 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2935 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2937 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2939 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2940 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2941 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2942 make static; adjust parameters for the hook.
2943 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2945 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2946 s390_trampoline_template; make static.
2947 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2948 make static; adjust for target hook.
2949 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2950 * config/s390/s390-protos.h: Remove trampoline decls.
2951 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2952 (TRAMPOLINE_TEMPLATE): Remove.
2953 (TRAMPOLINE_ALIGNMENT): New.
2955 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2956 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2957 (TARGET_TRAMPOLINE_INIT): New.
2958 (score_asm_trampoline_template): New.
2959 (score_trampoline_init): Rename from score_initialize_trampoline;
2960 make static; adjust for hook parameters.
2961 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2962 score[37]_asm_trampoline_template.
2963 (INITIALIZE_TRAMPOLINE): Remove.
2964 * config/score/score3.c (score3_asm_trampoline_template): New.
2965 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2966 adjust for target hook.
2967 * config/score/score7.c (score7_asm_trampoline_template): New.
2968 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2969 adjust for target hook.
2970 * config/score/score3.h, config/score/score7.h: Update.
2972 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2973 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2974 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2975 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2976 make static; adjust for target hook parameters.
2977 (sh_trampoline_adjust_address): New.
2978 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2979 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2981 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2982 (sparc32_initialize_trampoline): Rename from
2983 sparc_initialize_trampoline; make static; replace tramp parameter
2984 with m_tramp and update memory accesses.
2985 (sparc64_initialize_trampoline): Similarly.
2986 (sparc_trampoline_init): New.
2987 * config/sparc/sparc-protos.h: Remove trampoline decls.
2988 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2989 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2991 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2992 (array_to_constant): Make ARR parameter const.
2993 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2994 make static; update for hook parameters.
2995 * config/spu/spu-protos.h: Update decls.
2996 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2998 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2999 from xstormy16_initialize_trampoline; make static; update for
3001 (TARGET_TRAMPOLINE_INIT): New.
3002 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3004 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3005 (TARGET_TRAMPOLINE_INIT): New.
3006 (v850_can_eliminate): Make static.
3007 (v850_asm_trampoline_template, v850_trampoline_init): New.
3008 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3009 v850_asm_trampoline_template.
3010 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3011 and adjust for target hook parameters.
3013 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3014 (TARGET_TRAMPOLINE_INIT): New.
3015 (vax_asm_trampoline_template, vax_trampoline_init): New.
3016 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3017 vax_asm_trampoline_template.
3018 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3020 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3021 (TARGET_TRAMPOLINE_INIT): New.
3022 (xtensa_asm_trampoline_template): Rename from
3023 xtensa_trampoline_template; make static.
3024 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3025 make static; update for hook parameters.
3026 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3027 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3028 (INITIALIZE_TRAMPOLINE): Remove.
3030 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3031 error for nested functions with regparm=3.
3032 (ix86_compute_frame_layout): Adjust frame pointer offset for
3033 ix86_static_chain_on_stack.
3034 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3035 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3036 don't reset to UNITS_PER_WORD.
3037 (ix86_emit_leave): Adjust ix86_cfa_state.
3038 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3039 (ix86_static_chain): New.
3040 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3041 make static; update for target hook parameters; use ix86_static_chain.
3042 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3043 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3044 (INITIALIZE_TRAMPOLINE): Remove.
3045 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3046 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3047 to the end. Add static_chain_on_stack.
3048 (ix86_static_chain_on_stack): New.
3050 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3051 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3052 (m68k_trampoline_init): New.
3053 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3054 m68k_trampoline_init and adjust for hook parameters.
3055 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3056 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3058 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3060 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3061 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3063 * reload1.c (reload): Call wrap_constant when substituting
3064 reg for equiv inside of DEBUG_INSNs.
3067 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3068 add_call_src_coords_attributes, add_high_low_attributes,
3069 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3070 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3071 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3072 when -gdwarf-2 -gstrict-dwarf.
3073 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3074 -gdwarf-[23] -gstrict-dwarf.
3075 (address_of_int_loc_descriptor, loc_descriptor,
3076 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3077 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3078 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3080 2009-09-22 Richard Guenther <rguenther@suse.de>
3082 PR tree-optimization/41428
3083 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3084 (ccp_finalize): Pass it to substitute_and_fold.
3086 2009-09-22 Richard Guenther <rguenther@suse.de>
3088 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3089 (substitute_and_fold): Adjust prototype.
3090 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3091 (simplify_stmt_using_ranges): Likewise.
3092 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3093 (vrp_fold_stmt): New function.
3094 (vrp_finalize): Pass it to substitute_and_fold.
3095 * tree-flow.h (vrp_evaluate_conditional): Remove.
3096 (simplify_stmt_using_ranges): Likewise.
3097 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3098 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3099 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3101 (fold_predicate_in): Move to tree-vrp.c.
3102 (substitute_and_fold): Use the callback instead of calling into
3103 tree-vrp.c functions directly.
3105 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3107 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3108 comparison warning on rs6000.
3111 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3112 GIMPLE_EH_MUST_NOT_THROW cleanup.
3113 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3115 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3118 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3119 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3120 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3121 libSystem which is derived from the gcc 4.2.1 unwinder.
3123 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3126 * varasm.c (default_encode_section_info): Copy TLS model into
3127 sym_ref flags regardless of backend support for TLS, for all
3128 model types except TLS_MODEL_EMULATED.
3130 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3133 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3134 we can handle it correctly.
3136 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3138 * doc/install.texi (os2): Remove section.
3140 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3142 * doc/standards.texi (Objective-C): Adjust two URLs.
3144 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3146 * tree-tailcall.c (process_assignment): Don't check if a
3147 multiplication or an addition are already present.
3148 (find_tail_calls): Combine multiple additions and multiplications.
3149 (adjust_accumulator_values): Emit accumulators.
3151 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3153 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3154 xmm register restore.
3156 2009-09-21 Jan Hubicka <jh@suse.cz>
3158 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3159 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3162 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3164 * stor-layout.c (layout_type): Remove obsolete code.
3166 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3169 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3171 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3174 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3175 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3176 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3177 * fold-const.c (const_binop): Likewise.
3178 * real.h (do_mpc_arg2): Update prototype.
3180 2009-09-20 Jan Hubicka <jh@suse.cz>
3182 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3183 (add_location_or_const_value_attribute): Rewrite using
3185 (tree_add_const_value_attribute): Return true if successful.
3186 (tree_add_const_value_attribute_for_decl): Likewise.
3188 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3189 (loc_descriptor): ... here;
3190 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3191 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3192 pool items that was not marked for output.
3193 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3194 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3195 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3196 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3197 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3198 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3199 DW_OP_stack_value to get address of items that are not available
3201 (dw_loc_list): Handle single element lists correctly.
3203 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3204 Pascal Obry <obry@adacore.com>
3206 * unwind-dw2-fde.c (classify_object_over_fdes):
3207 Cast the constant 1 to _Unwind_Ptr.
3208 (add_fdes): Likewise.
3209 (linear_search_fdes): Likewise.
3211 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3213 * stor-layout.c (set_sizetype): Avoid useless type copy.
3215 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3217 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3219 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3220 * configure, config.in: Regenerate.
3221 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3223 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3224 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3225 for global data if the output could be used in a shared library.
3226 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3227 to 0 if TARGET_WRITABLE_EH_FRAME.
3229 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3231 PR rtl-optimization/39886
3232 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3233 just when insn is equal to BB_END (bb).
3235 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3237 * config/mips/mips.opt (mrelax-pic-calls): New option.
3238 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3240 (mips_unspec_call): Change "unspec_call" expander into this.
3241 (mips_strip_unspec_call): New function.
3242 (mips_got_load): Call mips_unspec_call instead of
3243 gen_unspec_call<mode>.
3244 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3246 (mips_cfg_in_reorg): New function.
3247 (mips16_lay_out_constants): Use it to decide whether to call
3248 CFG-aware insn splitting.
3249 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3250 mips_reorg. Move DF set-up code from here ...
3251 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3253 (mips_reorg): Call mips_df_reorg instead of
3254 r10k_insert_cache_barriers. Move CFG set-up code here from
3255 r10k_insert_cache_barriers.
3256 (mips_call_expr_from_insn): New function.
3257 (mips_pic_call_symbol_from_set): Likewise.
3258 (mips_find_pic_call_symbol): Likewise.
3259 (mips_annotate_pic_call_expr): Likewise.
3260 (mips_get_pic_call_symbol): Likewise.
3261 (mips_annotate_pic_calls): Likewise.
3262 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3264 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3265 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3266 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3268 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3269 (unspec_call<mode>): Remove it.
3270 (sibcall_internal, sibcall_value_internal,
3271 sibcall_value_multiple_internal, call_internal, call_split,
3272 call_value_internal, call_value_split,
3273 call_value_multiple_internal, call_value_multiple_split): Pass
3274 SIZE_OPNO to MIPS_CALL.
3275 (call_internal_direct, call_direct_split,
3276 call_value_internal_direct, call_value_direct_split): Pass -1 as
3277 SIZE_OPNO to MIPS_CALL.
3278 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3279 * configure: Regenerate.
3280 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3281 and -mno-relax-pic-calls.
3282 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3284 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3287 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3288 in the directory this rule is called from, rather than the
3289 toplevel 'gcc' directory, to fix in-tree build.
3291 2009-09-19 Chris Demetriou <cgd@google.com>
3293 PR preprocessor/28435:
3294 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3295 to cpplib that the preprocessor output is needed.
3297 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3299 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3300 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3301 *return_and_restore_fpregs_<mode>,
3302 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3305 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3306 instead of assuming it has always a REG inside of it.
3308 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3310 * config/freebsd.h: Update comment on types.
3311 (WINT_TYPE): Define.
3313 2009-09-18 Jason Merrill <jason@redhat.com>
3315 * c.opt: Add -fno-deduce-init-list.
3317 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3319 * value-prof.c (interesting_stringop_to_profile_p): Added output
3320 argument to indicate which parameter is the size parameter.
3321 * value-prof.c (gimple_stringop_fixed_value): Use
3322 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3323 * value-prof.c (gimple_stringops_transform): Update call sites to
3324 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3326 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3329 From David Binderman <dcb314@hotmail.com>:
3330 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3331 local variable f. Remove stale comments.
3332 (ix86_compute_frame_layout): Remove useless local variable total_size.
3333 Remove #if 0'd code.
3334 (legitimate_address_p): Remove useless local variables
3335 reason_rtx and reason.
3336 (ix86_split_copysign_const): Remove useless local variable op1.
3337 (scale_counter): Remove useless local variable piece_size_mask.
3339 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3341 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3344 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3347 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3349 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3351 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3354 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3356 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3357 DW_OP_implicit_value even without dwarf_version 4.
3359 2009-09-17 Jan Hubicka <jh@suse.cz>
3361 * dwarf2out.c: Include tree-pass.h and gimple.h.
3362 (loc_list_plus_const): New function.
3363 (loc_descriptor_from_tree_1): Rename to ...
3364 (loc_descriptor_from_tree): ... remove original.
3365 (loc_list_from_tree): New function.
3366 (add_AT_location_description): Accept location list.
3367 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3368 (concatn_mem_loc_descriptor): Remove.
3369 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3371 (secname_for_decl): Move up.
3372 (hidden_reference_p): New function; break out from ...
3373 (loc_by_refernece): ... here; move up.
3374 (dw_loc_list): New function.
3375 (single_element_loc_list): New function.
3376 (single_element_loc_list_p): New function.
3377 (add_loc_descr_to_each): New function.
3378 (add_loc_list): New function.
3379 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3380 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3381 add diagnostics why expansion failed.
3382 (add_location_or_const_value_attribute): Support location lists.
3383 (add_bound_info): Likewise.
3384 (descr_info_loc): Update call of loc_descriptor_from_tree.
3385 (gen_variable_die): Work on location lists.
3386 * final.c (pass_final): Add dump file.
3387 * Makefile.in (dwarf2out.o): Add new dependencies.
3389 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3392 * real.c decimal_from_integer, decimal_integer_string): New.
3393 (real_from_integer): Use them as special case for decimal float.
3394 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3395 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3396 Do not append zero after the decimal point in string to convert.
3398 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3400 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3401 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3403 2009-09-17 Martin Jambor <mjambor@suse.cz>
3405 * common.opt (fipa-sra): New switch.
3406 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3407 * timevar.def (TV_IPA_SRA): New timevar.
3408 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3409 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3410 * tree-sra.c: Include cgraph.c.
3411 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3412 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3413 and grp_not_necessarilly_dereferenced.
3414 (func_param_count): New variable.
3415 (encountered_apply_args): New variable.
3416 (bb_dereferences): New variable.
3417 (final_bbs): New variable.
3418 (no_accesses_representant): New variable.
3419 (no_accesses_p): New function.
3420 (dump_access): Dump the new fields.
3421 (sra_initialize): Set encountered_apply_args to false.
3422 (get_ssa_base_param): New function.
3423 (mark_parm_dereference): New function.
3424 (create_access): Caring for INIDRECT_REFs and different handling of
3425 varialble length accesses in early IPA SRA. Store the stmt - a new
3426 parameter - to the new access.
3427 (build_access_from_expr_1): New parameter stmt, passed to
3428 create_access. Handle INDIRECT_REFs.
3429 (build_access_from_expr): Pass the current statement to
3430 build_access_from_expr_1.
3431 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3433 (build_accesses_from_assign): Pass the current statement to
3434 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3435 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3436 final_bbs when necessary. Check for calls to __builtin_apply_args.
3437 Fixup EH info if anythng was changed.
3438 (is_unused_scalar_param): New function.
3439 (ptr_parm_has_direct_uses): New function.
3440 (find_param_candidates): New function.
3441 (mark_maybe_modified): New function.
3442 (analyze_modified_params): New function.
3443 (propagate_dereference_distances): New function.
3444 (dump_dereferences_table): New function.
3445 (analyze_caller_dereference_legality): New function.
3446 (unmodified_by_ref_scalar_representative): New function.
3447 (splice_param_accesses): New function.
3448 (decide_one_param_reduction): New function.
3449 (enum ipa_splicing_result): New type.
3450 (splice_all_param_accesses): New function.
3451 (get_param_index): New function.
3452 (turn_representatives_into_adjustments): New function.
3453 (analyze_all_param_acesses): New function.
3454 (get_replaced_param_substitute): New function.
3455 (get_adjustment_for_base): New function.
3456 (replace_removed_params_ssa_names): New function.
3457 (sra_ipa_reset_debug_stmts): New function.
3458 (sra_ipa_modify_expr): New function.
3459 (sra_ipa_modify_assign): New function.
3460 (convert_callers): New function.
3461 (modify_function): New function.
3462 (ipa_sra_preliminary_function_checks): New function.
3463 (ipa_early_sra): New function.
3464 (ipa_early_sra_gate): New function.
3465 (pass_early_ipa_sra): New variable.
3466 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3468 2009-09-17 Michael Matz <matz@suse.de>
3471 * tree.c (build_type_attribute_qual_variant): Export.
3472 * tree.h (build_type_attribute_qual_variant): Declare.
3473 * tree-inline.c (remap_type_1): Use it to build variants with
3474 the original qualifiers and attributes.
3476 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3478 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3479 without a fallthrough edge.
3481 2009-09-16 DJ Delorie <dj@redhat.com>
3483 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3484 chip and ignore the "fast_interrupt" attribute if so.
3486 2009-09-16 Richard Henderson <rth@redhat.com>
3489 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3492 2009-09-16 Richard Henderson <rth@redhat.com>
3495 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3496 is set only if DECL_NO_STATIC_CHAIN is unset.
3497 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3498 (FOR_EACH_NEST_INFO): New.
3499 (walk_all_functions): Use it.
3500 (finalize_nesting_tree): Likewise.
3501 (unnest_nesting_tree): Likewise.
3502 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3503 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3504 (convert_gimple_call): Early out if gimple_call_chain already set.
3505 (convert_all_function_calls): Iterate until no new functions
3506 require a static chain.
3507 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3508 when building a trampoline. Use dump_function_to_file instead
3510 (lower_nested_functions): Open dump_file. Validate that decls
3511 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3512 bit reset by this pass.
3514 2009-09-16 Michael Matz <matz@suse.de>
3517 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3518 shorten decl_common_unused.
3519 (DECL_RESTRICTED_P): New accessor.
3520 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3521 to disambiguate marked decls and restrict pointers.
3523 2009-09-16 Richard Henderson <rth@redhat.com>
3526 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3528 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3530 * integrate.c (set_block_abstract_flags): Call
3531 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3533 2009-09-16 Richard Guenther <rguenther@suse.de>
3536 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3539 2009-09-16 DJ Delorie <dj@redhat.com>
3540 Kaz Kojima <kkojima@gcc.gnu.org>
3542 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3543 (sh_expand_prologue): Update calls to output_stack_adjust.
3544 (sh_expand_epilogue): Likewise.
3546 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3549 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3550 trying to limit the extent of searches in the insn stream.
3552 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3553 Jakub Jelinek <jakub@redhat.com>
3557 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3559 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3560 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3561 (rs6000_savres_strategy): Always save FP registers inline if the
3562 target doesn't support hardware double-precision. Set the above
3563 bits in return value when needed.
3564 (rs6000_savres_routine_sym): Fix computation for cache selector.
3565 Mark the generated symbol as a function. Rename exitp argument to
3566 lr. Move code for determining the name of the symbol...
3567 (rs6000_savres_routine_name): ...here. New function. Add cases for
3568 getting the names right on AIX and 64-bit Linux.
3569 (savres_routine_name): New variable.
3570 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3571 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3572 on what the target routine uses as a base register. If savep && lr
3573 describe saving of r0 into memory slot.
3574 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3575 line calls for AIX ABI.
3576 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3577 determine FP save/restore functions.
3578 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3579 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3581 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3582 Duplicate restoration of LR and execute the appropriate one
3583 depending on whether GPRs are being restored inline. Set r11 from
3584 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3585 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3586 Fix out of line calls for AIX ABI.
3587 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3589 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3591 (*restore_gpregs_spe): Likewise.
3592 (*return_and_restore_gpregs_spe): Likewise.
3593 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3594 Define to empty string unconditionally.
3595 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3596 Define to empty string unconditionally.
3597 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3600 2009-09-15 Jan Hubicka <jh@suse.cz>
3602 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3603 * params.def (inline-insns-auto): Likewise.
3605 2009-09-15 Martin Jambor <mjambor@suse.cz>
3607 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3608 individual statements only at TDF_DETAILS dump level. Format
3609 source for 80 characters per line.
3611 2009-09-15 Christian Bruel <christian.bruel@st.com>
3613 * regrename.c (do_replace): Update REG_DEAD notes.
3615 2009-09-15 Revital Eres <eres@il.ibm.com>
3617 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3618 * targhooks.c (default_builtin_support_vector_misalignment):
3619 New builtin function.
3620 * targhooks.h (default_builtin_support_vector_misalignment):
3622 * target.h (builtin_support_vector_misalignment):
3623 New field in struct gcc_target.
3624 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3625 new builtin function.
3626 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3628 * config/rs6000/rs6000.c
3629 (rs6000_builtin_support_vector_misalignment): New function.
3630 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3632 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3634 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3636 (bfin_optimize_loop): Likewise.
3637 (bfin_gen_bundles): Likewise.
3638 (workaround_speculation): Likewise.
3639 (find_load): Return NULL_RTX for debug_insn.
3641 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3643 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3646 2009-09-14 DJ Delorie <dj@redhat.com>
3648 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3649 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3652 2009-09-14 Richard Henderson <rth@redhat.com>
3653 Jakub Jelinek <jakub@redhat.com>
3655 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3656 * cfgbuild.c (make_edges): Handle asm goto.
3657 * cfglayout.c (fixup_reorder_chain): Likewise.
3658 * cfgrtl.c (patch_jump_insn): Likewise.
3659 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3660 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3661 (gimple_build_asm_vec): Add and use labels parameter.
3662 (gimple_build_asm): Remove.
3663 (walk_gimple_asm): Walk labels too.
3664 * gimple.def (GIMPLE_ASM): Update docs.
3665 * gimple.h: Update decls.
3666 (struct gimple_statement_asm): Change nc to use unsigned char;
3668 (gimple_asm_nlabels): New.
3669 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3670 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3671 into gimple_build_asm_vec.
3672 * jump.c (mark_jump_label_asm): New.
3673 (mark_jump_label): Use it.
3674 (redirect_jump_1): Handle asm goto.
3675 (invert_jump_1): Soft fail if X is null.
3676 * recog.c (extract_asm_operands): New.
3677 (asm_noperands): Use it; handle asm labels.
3678 (decode_asm_operands): Use extract_asm_operands.
3679 (asm_operand_ok): Properly handle empty string.
3680 * reg-stack.c (get_asm_operands_in_out): Rename from
3681 get_asm_operand_n_inputs; use extract_asm_operands; return both
3682 inputs and outputs by reference; update all callers.
3683 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3684 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3685 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3686 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3687 (extract_asm_operands): Declare.
3688 * stmt.c (expand_asm_operands): Add and use labels parameter.
3689 (check_unique_operand_names): Likewise.
3690 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3691 (expand_asm_stmt): Handle asm labels.
3692 * tree-cfg.c (make_gimple_asm_edges): New.
3693 (make_edges): Use it.
3694 (cleanup_dead_labels): Handle asm labels.
3695 (is_ctrl_altering_stmt): Likewise.
3696 (gimple_redirect_edge_and_branch): Likewise.
3697 * tree.def (ASM_EXPR): Add 5th operand.
3698 * tree.h (ASM_LABELS): New.
3699 (resolve_asm_operand_names): Update decl.
3701 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3702 (c_parser_asm_goto_operands): New.
3703 * c-tree.h (build_asm_expr): Update decl.
3704 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3705 * doc/extend.texi: Document asm goto.
3707 2009-09-14 Richard Henderson <rth@redhat.com>
3709 * except.h: Update declarations.
3710 (struct pointer_map_t): Forward declare.
3711 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3712 (struct eh_landing_pad_d, eh_landing_pad): New.
3713 (struct eh_catch_d, eh_catch): New.
3714 (struct eh_region_d): Remove next_region_sharing_label, aka,
3715 label, tree_label, landing_pad, post_landing_pad, resume,
3716 may_contain_throw. Rename region_number to index. Remove
3717 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3718 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3719 (VEC(eh_landing_pad,gc)): New.
3720 (struct eh_status): Remove last_region_number. Add lp_array,
3721 throw_stmt_table, ttype_data, ehspec_data.
3722 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3723 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3724 * except.c (lang_protect_cleanup_actions): Return tree.
3725 (struct ehl_map_entry): Remove.
3726 (init_eh_for_function): Push zero entries for region and lp_array.
3727 (gen_eh_region): Add to region_array immediately.
3728 (gen_eh_region_catch): Operate on eh_catch objects.
3729 (gen_eh_landing_pad): New.
3730 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3731 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3732 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3733 (get_eh_landing_pad_from_number_fn): New.
3734 (get_eh_landing_pad_from_number): New.
3735 (get_eh_region_from_lp_number_fn): New.
3736 (get_eh_region_from_lp_number): New.
3737 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3738 (get_exception_pointer, get_exception_filter): Remove.
3739 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3740 (current_function_has_exception_handlers): Simplify.
3741 (bring_to_root, eh_region_replaceable_by_p): Remove.
3742 (replace_region, hash_type_list, hash_eh_region): Remove.
3743 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3744 (label_to_region_map, num_eh_regions): Remove.
3745 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3746 (find_exception_handler_labels): Remove.
3747 (duplicate_eh_regions_0, find_prev_try): Remove.
3748 (struct duplicate_eh_regions_data): New.
3749 (duplicate_eh_regions_1): Rewrite.
3750 (duplicate_eh_regions): Return a pointer map instead of an
3752 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3753 (redirect_eh_edge_to_label): Remove.
3754 (eh_region_outermost): Rewrite using eh_region pointers
3755 instead of integers.
3756 (add_ttypes_entry): Update for ttype_data move to eh_status.
3757 (add_ehspec_entry): Rewrite with VEC instead of varray.
3758 (assign_filter_values): Likewise. Export.
3759 (build_post_landing_pads, connect_post_landing_pads): Remove.
3760 (dw2_build_landing_pads): Rewrite to use lp_array.
3761 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3762 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3763 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3764 (sjlj_mark_call_sites): Update for landing pad numbers.
3765 (finish_eh_generation): Rewrite.
3766 (gate_handle_eh): Do nothing for no eh tree.
3767 (pass_rtl_eh): Move up near finish_eh_generation.
3768 (remove_eh_landing_pad): New.
3769 (remove_eh_handler): Export.
3770 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3771 (for_each_eh_label): Rewrite to use lp_array.
3772 (make_reg_eh_region_note): New.
3773 (make_reg_eh_region_note_nothrow_nononlocal): New.
3774 (insn_could_throw_p): New.
3775 (copy_reg_eh_region_note_forward): New.
3776 (copy_reg_eh_region_note_backward): New.
3777 (check_handled, add_reachable_handler): Remove.
3778 (reachable_next_level, foreach_reachable_handler): Remove.
3779 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3780 (get_eh_region_and_lp_from_rtx): New.
3781 (get_eh_region_from_rtx): New.
3782 (can_throw_internal_1, can_throw_external_1): Remove.
3783 (can_throw_internal): Use get_eh_region_from_rtx.
3784 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3785 (insn_nothrow_p, can_nonlocal_goto): New.
3786 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3787 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3788 (add_action_record): Use VEC not varray.
3789 (collect_one_action_chain): Update for eh_region changes.
3790 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3791 Use get_eh_region_and_lp_from_rtx.
3792 (gate_convert_to_eh_region_ranges): New.
3793 (pass_convert_to_eh_region_ranges): Use it.
3794 (push_uleb128, push_sleb128): Use VEC not varray.
3795 (output_one_function_exception_table): Likewise.
3796 (dump_eh_tree): Update for eh_region changes.
3797 (verify_eh_tree): Likewise.
3798 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3799 * tree-eh.c: Include target.h.
3800 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3801 Don't disallow GIMPLE_RESX; adjust argument check.
3802 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3803 (record_stmt_eh_region): Update for landing pad numbers;
3804 generate a landing pad if necessary.
3805 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3806 (remove_stmt_from_eh_lp_fn): Similarly.
3807 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3808 Update for lp numbers; don't special case missing throw_stmt_table.
3809 (lookup_expr_eh_lp): Similarly.
3810 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3811 (eh_seq, eh_region_may_contain_throw): New.
3812 (struct leh_state): Add ehp_region.
3813 (struct leh_tf_state): Remove eh_label.
3814 (emit_post_landing_pad): New.
3815 (emit_resx, emit_eh_dispatch): New.
3816 (note_eh_region_may_contain_throw): New.
3817 (frob_into_branch_around): Take eh_region not eh label;
3818 emit eh code into eh_seq.
3819 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3820 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3821 lower_eh_must_not_throw. Emit code to eh_seq.
3822 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3823 (lower_try_finally_onedest): Likewise.
3824 (lower_try_finally_copy): Likewise.
3825 (lower_try_finally_switch): Likewise.
3826 (lower_try_finally): Initialize ehp_region.
3827 (lower_catch): Update for eh_catch objects.
3828 (lower_eh_filter): Don't handle must_not_throw.
3829 (lower_eh_must_not_throw): New.
3830 (lower_cleanup): Don't set eh_label.
3831 (lower_eh_constructs_2): Resolve eh builtins.
3832 Handle GIMPLE_EH_MUST_NOT_THROW.
3833 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3834 Add eh_seq to the end of the function body.
3835 (make_eh_dispatch_edges): New.
3836 (make_eh_edge): Remove.
3837 (make_eh_edges): Simplify for landing pads.
3838 (redirect_eh_edge_1): New.
3839 (redirect_eh_edge): Use it.
3840 (redirect_eh_dispatch_edge): New.
3841 (stmt_could_throw_p): Use a switch. Allow RESX.
3842 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3843 (stmt_can_throw_internal): Likewise.
3844 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3845 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3846 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3847 (gate_refactor_eh): New.
3848 (pass_refactor_eh): Use it.
3849 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3850 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3851 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3852 (remove_unreachable_handlers): Rename from
3853 tree_remove_unreachable_handlers; rewrite for landing pads;
3854 call remove_eh_handler directly.
3855 (remove_unreachable_handlers_no_lp): New.
3856 (unsplit_eh, unsplit_all_eh): New.
3857 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3858 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3859 (cleanup_empty_eh_unsplit): New.
3860 (cleanup_empty_eh): Rewrite.
3861 (cleanup_all_empty_eh): New.
3862 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3863 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3864 (gate_cleanup_eh): New.
3865 (pass_cleanup_eh): Use it.
3866 (verify_eh_edges): Move later in file. Expect one EH edge.
3867 (verify_eh_dispatch_edge): New.
3869 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3870 (gtype-desc.o): Add TARGET_H.
3871 (tree.o): Use EXCEPT_H, not except.h.
3872 (cfgbuild.o): Add EXPR_H.
3873 (GTFILES): Add vecprim.h.
3874 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3875 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3876 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3877 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3878 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3879 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3880 calls to can_throw_internal.
3881 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3882 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3883 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3884 (expand_gimple_stmt): Use make_reg_eh_region_note.
3885 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3886 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3887 or find_exception_handler_labels.
3888 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3889 there is exacly one EH edge. Use can_nonlocal_goto and
3891 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3892 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3893 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3894 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3895 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3896 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3897 * dse.c (scan_insn): Use insn_could_throw_p.
3898 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3899 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3900 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3901 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3902 EXC_PTR_EXPR or FILTER_EXPR.
3903 (tree_expr_nonzero_warnv_p): Likewise.
3904 * function.h: Include vecprim.h, not varray.h
3905 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3906 move ttype_data and ehspec_data members to struct eh_status; change
3907 action_record_data member to a VEC.
3908 * gcse.c (hash_scan_set): Use can_throw_internal.
3909 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3910 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3911 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3912 (block_may_fallthru): Don't handle RESX_EXPR.
3913 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3914 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3915 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3916 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3917 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3918 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3919 (gimple_size): Likewise.
3920 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3921 (gimple_build_resx): Use gimple_build_with_ops.
3922 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3923 (is_gimple_val): Likewise.
3924 (is_gimple_stmt): Remove RESX_EXPR.
3925 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3926 (GIMPLE_RESX): Reorder with other EH constructs.
3927 * gimple.h (struct gimple_statement_eh_mnt): New.
3928 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3929 (gimple_eh_filter_must_not_throw): Remove.
3930 (gimple_eh_filter_set_must_not_throw): Remove.
3931 (gimple_eh_must_not_throw_fndecl): New.
3932 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3933 (is_gimple_resx): New.
3934 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3935 Don't copy EH_FILTER_MUST_NOT_THROW.
3936 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3937 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3938 handle must_not_throw_labels specially.
3939 * ipa-pure-const.c (check_call): Update debug statement for LP.
3940 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3941 * ipa-utils.c (get_base_var): Likewise.
3942 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3943 * lower-subreg.c (move_eh_region_note): Remove.
3944 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3945 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3946 (create_task_copyfn): Likewise.
3947 (maybe_catch_exception): Use gimple_build_eh_filter.
3948 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3949 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3950 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3951 and pass_lower_resx.
3952 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3953 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3954 can_throw_internal, can_nonlocal_goto.
3955 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3956 copy_reg_eh_region_note_forward.
3957 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3958 (emit_output_reload_insns): Likewise.
3959 (copy_eh_notes): Remove.
3960 * rtl.def (RESX): Remove.
3961 * rtl.h: Update declarations.
3962 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3963 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3964 (update_eh_label): Remove.
3965 (cleanup_dead_labels_eh): New.
3966 (cleanup_deal_labels): Use it instead of update_eh_label.
3967 (gimple_merge_blocks): Update landing pad data structure when
3968 removing a landing pad label.
3969 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3970 test; handle GIMPLE_EH_MUST_NOT_THROW.
3971 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3972 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3973 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3974 (verify_stmt): Likewise. Verify landing pads.
3975 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3976 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3977 (struct move_stmt_d): Add eh_map.
3978 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3979 (move_stmt_r): Remap eh region numbers in builtin calls,
3980 resx and eh_dispatch.
3981 (move_block_to_fn): Remove eh_offset parameter. Use
3982 maybe_duplicate_eh_stmt_fn.
3983 (find_outermost_region_in_block): Operate on eh_region pointers
3984 instead of region numbers.
3985 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3986 duplicate_eh_regions.
3987 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3988 test earlier. Disallow EH landing pads.
3989 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3990 * tree-flow.h: Update declarations.
3991 (struct tree_ann_common_d): Replace rn with lp_nr.
3992 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3993 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3994 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3995 resx and eh_dispatch.
3996 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3997 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3998 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3999 from duplicate_eh_regions.
4000 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4001 update RESX; handle EH_DISPATCH.
4002 (expand_call_inline): Set eh_lp_nr, not eh_region.
4003 (maybe_inline_call_in_expr): Likewise.
4004 * tree-inline.h (struct copy_body_data): Replace eh_region with
4005 eh_lp_nr, eh_region_offset with eh_map.
4006 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4007 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4008 * tree-pretty-print.c (dump_generic_node): Don't handle
4009 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4010 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4011 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4012 EXC_PTR_EXPR, FILTER_EXPR.
4013 * tree-ssa-operands.c (get_expr_operands): Likewise.
4014 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4015 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4016 (ao_ref_init_from_vn_reference): Likewise.
4017 * tree-ssa-sink.c (statement_sink_location): Likewise.
4018 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4019 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4020 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4021 EXC_PTR_EXPR, FILTER_EXPR.
4022 (is_exception_related): Remove.
4023 (compute_avail): Don't call it.
4024 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4025 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4026 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4027 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4029 (build_resx): Remove.
4030 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4031 * tree.h: Update declarations.
4032 (EH_FILTER_MUST_NOT_THROW): Remove.
4033 (struct tree_label_decl): Add eh_landing_pad_nr.
4034 (EH_LANDING_PAD_NR): New.
4035 * value-prof.c (gimple_ic): Tidy variable names. Update for
4036 landing pad numbers.
4037 (gimple_stringop_fixed_value): Tidy variable names. Assert
4038 that neither call stmt can throw.
4039 * vecprim.h (uchar): New.
4040 (VEC(uchar,heap), VEC(uchar,gc)): New.
4042 * c-common.c (c_define_builtins): Update call to
4043 build_common_builtin_nodes.
4044 * c-parser.c (c_parse_file): Don't call
4045 default_init_unwind_resume_libfunc.
4047 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4049 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4050 (mips_cprestore_address_p): Likewise.
4051 (mips_save_gp_to_cprestore_slot): Likewise.
4052 (mips_restore_gp): Rename to...
4053 (mips_restore_gp_from_cprestore_slot): ...this.
4054 (mips_must_initialize_gp_p): Declare.
4055 (mips_emit_save_slot_move): Likewise.
4056 (mips_output_load_label): Return nothing.
4057 (mips_eh_uses): Declare.
4058 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4059 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4060 (TARGET_ABSOLUTE_JUMPS): Likewise.
4061 (EH_USES): Likewise.
4062 (FIRST_PSEUDO_REGISTER): Update comment.
4063 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4064 (MIPS_CALL): ...here.
4065 (REGISTER_NAMES): Add $cprestore.
4066 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4067 Add load_label_length, has_inflexible_gp_insn_p,
4068 has_flexible_gp_insn_p, must_initialize_gp_p and
4069 must_restore_gp_when_clobbered_p.
4070 (mips_expand_call): Don't generate split instructions here.
4071 (mips_split_call): Update the call to mips_restore_gp after
4072 the above name change.
4073 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4074 (mips_find_gp_ref): New function.
4075 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4076 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4077 (mips_insn_has_flexible_gp_ref_p): Likewise.
4078 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4079 (mips_function_has_gp_insn): Delete.
4080 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4081 Use the new functions above. Only return INVALID_REGNUM
4082 for TARGET_ABSOLUTE_JUMPS.
4083 (mips_must_initialize_gp_p): New function.
4084 (mips_get_cprestore_base_and_offset): New function, extracted from...
4085 (mips_cprestore_slot): ...here. Take a bool parameter.
4086 (mips_cfun_has_cprestore_slot_p): New function.
4087 (mips_cprestore_address_p): Likewise.
4088 (mips_save_gp_to_cprestore_slot): Likewise.
4089 (mips_restore_gp): Rename to...
4090 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4091 epilogue_completed. Update the call to mips_cprestore_slot.
4092 Test cfun->machine->must_restore_gp_when_clobbered_p.
4093 (mips_direct_save_slot_move_p): New function.
4094 (mips_emit_save_slot_move): Likewise.
4095 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4096 of cfun->machine->global_pointer.
4097 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4098 (mips_save_reg): Use mips_emit_save_slot_move.
4099 (mips_expand_prologue): Set must_initialize_gp_p.
4100 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4101 for all cprestore saves. Emit a use_cprestore instruction after
4102 setting up the cprestore slot.
4103 (mips_restore_reg): Use mips_emit_save_slot_move.
4104 (mips_process_load_label): New function.
4105 (mips_load_label_length): Likewise.
4106 (mips_output_load_label): Don't return asm: output it here instead.
4107 Use mips_process_load_label.
4108 (mips_adjust_insn_length): Adjust the length of branch instructions
4109 that have length MAX_PIC_BRANCH_LENGTH.
4110 (mips_output_conditional_branch): Update the call to
4111 mips_output_load_label. Assume the branch target is OPERANDS[0]
4112 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4113 (mips_output_order_conditional_branch): Swap the meaning of
4114 OPERANDS[0] and OPERANDS[1].
4115 (mips_variable_issue): Don't count ghost instructions.
4116 (mips_expand_ghost_gp_insns): New function.
4117 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4118 (mips_output_mi_thunk): Set must_initialize_gp_p.
4119 (mips_eh_uses): New function.
4120 * config/mips/predicates.md (cprestore_save_slot_operand)
4121 (cprestore_load_slot_operand): New predicates.
4122 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4123 (UNSPEC_MOVE_GP): Likewise.
4124 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4125 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4126 (CPRESTORE_SLOT_REGNUM): New register.
4127 (MAX_PIC_BRANCH_LENGTH): New constant.
4128 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4129 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4130 branches. Fix commentary.
4131 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4132 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4133 Change type to "ghost".
4134 (loadgp_absolute_<mode>): Likewise.
4135 (loadgp_rtp_<mode>): Likewise.
4136 (copygp_mips16): Likewise.
4137 (loadgp_blockage): Remove redundant mode attribute.
4138 (potential_cprestore): New instruction.
4139 (cprestore): Turn into an unspec set.
4140 (use_cprestore): New instruction.
4141 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4142 (*branch_fp_inverted): Likewise.
4143 (*branch_order<mode>): Likewise.
4144 (*branch_order<mode>_inverted): Likewise.
4145 (*branch_equality<mode>): Likewise.
4146 (*branch_equality<mode>_inverted): Likewise.
4147 (*branch_bit<bbv><mode>): Likewise.
4148 (*branch_bit<bbv><mode>_inverted): Likewise.
4149 (*branch_equality<mode>_mips16): Remove redundant mode.
4150 (jump): Turn into a define_expand.
4151 (*jump_absolute): New instruction.
4152 (*jump_pic): Likewise.
4153 (*jump_mips16): Rename previously-unnamed pattern. Remove
4154 redundant mode attribute.
4155 (restore_gp): Split on epilogue_completed rather than
4156 reload_completed. Change type to "ghost".
4157 (move_gp<mode>): New instruction.
4158 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4159 Remove redundant mode attribute.
4160 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4161 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4162 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4164 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4167 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4168 are returned in the same register (vs34 or v2) that Altivec vector
4169 types are returned in.
4170 (rs6000_libcall_value): Ditto.
4173 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4174 instead of explicit addsi3/adddi3 calls.
4175 (rs6000_split_multireg_move): Ditto.
4176 (rs6000_emit_allocate_stack): Ditto.
4177 (rs6000_emit_prologue): Ditto.
4178 (rs6000_output_mi_thunk): Ditto.
4180 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4181 size is 64 bits if we can use 64-bit registers.
4183 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4185 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4188 From Jie Zhang <jie.zhang@analog.com>:
4189 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4190 save FP and RETS with saveall attribute.
4191 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4192 with saveall attribute.
4194 * config/bfin/bfin.c (bfin_expand_builtin,
4195 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4198 From Jie Zhang <jie.zhang@analog.com>:
4199 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4200 before use in two places.
4201 * config/bfin/bfin.md (AREG): Define mode iterator.
4202 (reload_in, reload_out): Use mode iterator AREG.
4204 2009-09-14 Richard Guenther <rguenther@suse.de>
4207 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4208 EH personality path.
4210 2009-09-13 Richard Guenther <rguenther@suse.de>
4211 Rafael Avila de Espindola <espindola@google.com>
4213 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4214 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4215 (LANG_HOOKS_INITIALIZER): Adjust.
4216 (lhd_pass_through_t): Declare.
4217 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4219 * langhooks.c (lhd_pass_through_t): New function.
4220 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4221 dwarf2out_begin_prologue): Use personality from current_function_decl.
4222 * expr.h (get_personality_function): Declare.
4223 * expr.c (get_personality_function): New function.
4224 (build_personality_function): Likewise.
4225 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4226 (eh_personality_libfunc): Remove.
4227 * optabs.c (build_libfunc_function): New function split out from ...
4228 (init_one_libfunc): ... here.
4229 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4230 (tree_function_decl): Add personality.
4231 (lhd_gcc_personality): Declare.
4232 (build_personality_function): Likewise.
4233 * tree.c (gcc_eh_personality_decl): New.
4234 (lhd_gcc_personality): New function.
4235 * except.h (lang_eh_runtime_type): Remove.
4236 (enum eh_personality_kind): New.
4237 (build_personality_function): Declare.
4238 (function_needs_eh_personality): Declare.
4239 * except.c (lang_eh_runtime_type): Remove.
4240 (function_needs_eh_personality): New function.
4241 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4242 (sjlj_emit_function_enter, output_function_exception_table):
4243 Use personality from current_function_decl.
4244 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4245 * tree-inline.c (tree_can_inline_p): Do not inline across different
4247 (expand_call_inline): Likewise. Adjust the callers EH personality.
4248 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4249 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4250 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4251 (c-parser.o): Likewise
4252 * c-tree.h (c_eh_initialized_p): Remove.
4253 (c_maybe_initialize_eh): Likewise.
4254 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4255 (finish_decl): Don't call c_maybe_initialize_eh.
4256 (c_eh_initialized_p): Remove.
4257 (c_maybe_initialize_eh): Likewise.
4258 * c-parser.c (c_parser_omp_construct): Likewise.
4259 (c_parse_file): Initialize exception handling.
4261 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4263 * config.gcc (tm_file): Remove i386/biarch32.h
4264 for i?86-w64-mingw* case.
4265 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4267 * config.host: Set for x64 mingw the option
4268 use_long_long_for_widest_fast_int to yes.
4270 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4272 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4273 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4274 (dbxout_begin_function): Likewise.
4275 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4276 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4277 set on the function.
4278 (final_end_function): Likewise.
4279 (final_scan_insn): Likewise.
4280 (rest_of_handle_final): Likewise.
4281 * varasm.c (assemble_start_function): Likewise.
4282 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4284 2009-09-12 Jason Merrill <jason@redhat.com>
4286 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4287 * opts.c (common_handle_option): constify.
4289 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4291 * doc/install.texi (avr): Remove obsolete reference site.
4293 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4295 * doc/install.texi (Binaries): Adjust AIX link.
4297 2009-09-12 Akim Demaille <demaille@gostai.com>
4299 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4300 Use an imperative sentence.
4302 2009-09-11 Richard Henderson <rth@redhat.com>
4304 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4305 structure-name and has-tree-operands arguments; update all entries.
4306 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4308 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4309 (gsstruct_code_size): New.
4310 (gss_for_code_): New.
4311 (gss_for_code): Remove.
4312 (gimple_size): Rewrite using gsstruct_code_size.
4313 (gimple_statement_structure): Move to gimple.h.
4314 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4315 (gss_for_code, gimple_statement_structure): New.
4316 (gimple_ops): Use new arrays; tidy.
4318 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4320 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4321 operand to be a PLUS expression.
4322 * config/pa/pa.c (pa_secondary_reload): Likewise.
4324 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4326 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4328 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4331 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4333 From Jie Zhang <jie.zhang@analog.com>:
4334 * doc/extend.texi (node Function Attributes): Document l2
4336 (node Blackfin Variable Attributes): Document l2 variable attributes.
4338 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4340 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4341 to match the system compiler's configuration at inflection point.
4342 Add comment to remark a remaining difference with system compiler.
4344 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4345 * configure: Regenerate.
4347 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4349 From Jie Zhang <jie.zhang@analog.com>:
4350 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4351 (bfin_handle_l2_attribute): New.
4352 (bfin_attribute_table): Add l2 attribute.
4354 2009-09-11 Michael Matz <matz@suse.de>
4357 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4358 on the local_decls list.
4360 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4364 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4366 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4367 for VALUEs, to implement the documented interface.
4368 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4369 Adjust for VALUEs and anything else, to implement the
4370 documented interface.
4372 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4374 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4375 with actual SPE/paired vector modes before using 64-bit alignment.
4376 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4378 2009-09-10 DJ Delorie <dj@redhat.com>
4380 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4383 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4384 * config/mep/mep.c (mep_legitimate_constant_p): New.
4385 * config/mep/mep-protos.h: Prototype it.
4387 2009-09-10 Richard Henderson <rth@redhat.com>
4389 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4391 2009-09-10 Jason Merrill <jason@redhat.com>
4393 * tree.c (chain_index): New fn.
4394 * tree.h: Declare it.
4396 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4398 * config/sol2-c.c (cmn_err_length_specs): Initialize
4399 scalar_identity_flag.
4401 2009-09-10 Richard Henderson <rth@redhat.com>
4403 * tree.h (struct tree_decl_common): Move align member earlier;
4404 move label_decl_uid member ...
4405 (struct tree_label_decl): ... here.
4406 (LABEL_DECL_UID): Update to match.
4408 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4411 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4412 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4414 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4415 dest_prev if the edge is complex.
4417 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4419 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4420 loop latch tests earlier.
4422 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4423 before GIMPLE_RETURN, not after its predecessor; insert
4426 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4427 gimple_seq_empty_p to test for no PHI nodes.
4428 * tree-cfg.c (split_critical_edges): Likewise.
4430 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4432 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4434 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4435 introduced by the VTA branch merge.
4437 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4439 * ira-conflicts.c: Use fputs or putc instead of fprintf
4443 * tree-switch-conversion.c: Ditto.
4445 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4447 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4448 introduced by the VTA branch merge.
4450 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4453 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4455 PR rtl-optimization/39779
4456 * expr.c (convert_modes): Return when mode == oldmode after
4457 CONST_INTs are processed.
4459 2009-09-10 Nick Clifton <nickc@redhat.com>
4461 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4462 attribute and referring decl when creating renamed symbol.
4464 2009-09-10 Richard Guenther <rguenther@suse.de>
4467 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4469 (cgraph_finalize_compilation_unit): Compute reachability
4470 before emitting thunks. Properly process aliases before
4471 possibly removing unreachable nodes.
4473 2009-09-10 Richard Guenther <rguenther@suse.de>
4476 * tree.c (struct free_lang_data_d): Add worklist member.
4477 (find_decls_types_r): Push onto the worklist instead of recursing.
4478 Handle TREE_BINFOs properly.
4479 (find_decls_types): New function wrapped around find_decls_types_r
4480 to process the worklist.
4481 (find_decls_types_in_eh_region): Use it.
4482 (find_decls_types_in_node): Likewise.
4483 (find_decls_types_in_var): Likewise.
4484 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4485 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4486 (AGGREGATE_TYPE_P): Adjust.
4488 2009-09-09 Jason Merrill <jason@redhat.com>
4490 * configure.ac: Check glibc version even if we have an in-tree
4493 2009-09-09 Anthony Green <green@moxielogic.com>
4495 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4496 the constant 0 when appropriate.
4497 * config/moxie/constraints.md: Add constraint O.
4499 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4500 to pass up to 6 32-bit argument values in registers.
4501 (moxie_function_arg): Ditto.
4502 (moxie_arg_partial_bytes): Ditto.
4503 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4504 (REG_PARM_STACK_SPACE): Ditto.
4505 (FUNCTION_ARG_REGNO_P): Ditto.
4507 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4508 instruction to allocate stack space.
4510 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4512 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4513 unnecessarily stringent constraints. Fix address
4514 calculation in the splitters.
4516 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4518 PR rtl-optimization/39779
4519 * expr.c (convert_modes): Return when mode == oldmode after
4520 CONST_INTs are processed.
4522 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4525 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4526 (ix86_expand_prologue): Take frame.padding0 into logic of
4528 (ix86_expand_epilogue): Likewise.
4530 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4532 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4534 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4535 * config/t-slibgcc-libgcc: New file.
4536 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4538 2009-09-09 Martin Jambor <mjambor@suse.cz>
4540 PR tree-optimization/41089
4541 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4544 2009-09-09 Richard Henderson <rth@redhat.com>
4546 * gimple.h (CASE_GIMPLE_OMP): New.
4547 (is_gimple_omp): Use it.
4548 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4549 (verify_gimple_debug): Likewise.
4551 2009-09-09 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/41101
4554 * tree-ssa-pre.c (maximal_set): Remove.
4555 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4556 Defer all blocks we didn't visit at least one successor.
4557 (add_to_exp_gen): Do not add to the maximal set.
4558 (make_values_for_phi): Likewise.
4559 (compute_avail): Likewise.
4560 (init_pre): Do not allocate the maximal set.
4561 (execute_pre): Do not dump it.
4563 2009-09-09 Martin Jambor <mjambor@suse.cz>
4565 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4566 an SSA_NAME rather than a is_gimple_variable.
4568 2009-09-09 Richard Guenther <rguenther@suse.de>
4571 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4572 code dealing with plain pointer bases.
4573 (maybe_fold_offset_to_reference): Likewise.
4574 (maybe_fold_stmt_addition): Adjust.
4576 2009-09-09 Richard Guenther <rguenther@suse.de>
4578 * tree.c (free_lang_data_in_type): Do not free the type variant
4580 (free_lang_data): Merge char_type_node with its properly signed
4582 (pass_ipa_free): Collect after freeing language specific data.
4584 2009-09-09 Michael Matz <matz@suse.de>
4587 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4588 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4589 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4592 2009-09-08 DJ Delorie <dj@redhat.com>
4594 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4596 2009-09-04 Jason Merrill <jason@redhat.com>
4598 * tree.c (tree_find_value): Remove.
4599 * tree.h: Remove prototype.
4600 * varasm.c (assemble_external): Use value_member instead.
4602 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4604 * toplev.c (process_options): Choose default debugging type when
4605 gtoggle enables debug info and type is unset.
4607 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4611 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4614 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4616 * configure: Rebuilt with modified libtool.m4.
4618 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4623 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4625 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4627 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4628 (remove_statement): Likewise.
4629 (rewrite_use_nonlinear_expr): Adjust.
4630 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4631 * tree-ssa.c (release_defs_bitset): ... this. New.
4632 * tree-flow.h (release_defs_bitset): Declare.
4634 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4637 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4638 in the middle block.
4640 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4642 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4643 via intptr_t to long type.
4644 (insert_operand_rank): Cast long type via intptr_t to
4646 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4648 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4649 from pointer to unsigned via uintptr_t.
4651 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4652 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4654 * configure: Regenerated.
4655 * config.in: Regenerated
4656 * system.h (stdint.h): Add include.
4657 (inttypes.h): Likewise.
4658 * Makefile.in (aclocal): Add config/stdint.m4.
4659 * aclocal.m4: Regenerated.
4661 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4663 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4665 (note_np_check_stores): New function.
4666 (harmless_null_pointer_p): New function.
4667 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4668 changed. Take into account whether we're in the shadow of a condjump
4669 that tested NP_REG for NULL.
4670 Lose all code that tested for SEQUENCEs.
4671 (workaround_speculation): Avoid inserting NOPs for loads that are
4672 either always executed or a NULL pointer.
4674 2009-09-08 Jan Hubicka <jh@suse.cz>
4676 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4677 * params.def (early-inlining-insns): Likewise.
4679 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4681 PR rtl-optimization/41239
4682 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4683 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4685 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4686 across calls, as the calls might not always return normally.
4687 (call_may_noreturn_p): New function.
4688 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4689 (init_deps): Initialize it.
4690 (remove_from_deps): Also remove calls from
4691 last_function_call_may_noreturn list.
4693 2009-09-07 Richard Henderson <rth@redhat.com>
4695 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4696 more VR->OPERANDS than LHS operands. Free LHS before returning.
4698 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4700 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4701 (attr "addrtype"): New member "spreg".
4702 Use it if mem_spfp_address_operand is true for the address.
4703 (attr "type"): New entry "stall".
4704 (cpu_unit "load"): New.
4705 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4707 (insn_reservation "loadsp"): New.
4708 (insn_reservation "load_stall1"): New.
4709 (insn_reservation "load_stall3"): New.
4711 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4712 (mem_p_address_operand): Exclude stack and frame pointer based
4714 (mem_spfp_address_operand): New; match them here.
4715 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4716 (bfin_reorg): Call it if scheduling insns.
4717 (bfin_gen_bundles): Remove dummy insns created by
4718 add_sched_insns_for_speculation.
4720 From Jie Zhang <jie.zhang@analog.com>:
4721 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4722 bfin_si_revision, bfin_workarounds): Move these ...
4723 * config/bfin/bfin.h: ... here.
4725 From Mike Frysinger <michael.frysinger@analog.com>
4726 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4727 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4728 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4729 bf547m, bf548m, and bf549m.
4730 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4731 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4732 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4733 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4734 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4735 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4736 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4737 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4738 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4739 bf542m, bf544m, bf547m, bf548m, and bf549m.
4741 From Jie Zhang <jie.zhang@analog.com>:
4742 * config/bfin/predicates.md (p_register_operand): New predicate.
4743 (dp_register_operand): New predicate.
4744 * config/bfin/bfin-protos.h (WA_05000074): Define.
4745 (ENABLE_WA_05000074): Define.
4746 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4747 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4748 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4749 (define_attr addrtype): Allow load/store register to be P register.
4750 (define_attr storereg): New.
4751 (define_cpu_unit anomaly_05000074): New.
4752 (define_insn_reservation dsp32shiftimm): New.
4753 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4754 (define_insn_reservation loadp): Cannot use slot2.
4755 (define_insn_reservation loadsp): Cannot use slot2.
4756 (define_insn_reservation storep): Cannot use slot2. Does not
4757 apply when working around 05000074.
4758 (define_insn_reservation storep_anomaly_05000074): New.
4759 (define_insn_reservation storei): Does not apply when working
4761 (define_insn_reservation storei_anomaly_05000074): New.
4762 (define_attr length): Add dsp32shiftimm case.
4763 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4764 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4765 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4766 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4767 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4769 2009-09-07 Martin Jambor <mjambor@suse.cz>
4772 * tree-sra.c (create_artificial_child_access): Return NULL if
4773 build_ref_for_offset fails.
4774 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4775 and create_artificial_child_access to fail.
4777 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4780 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4781 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4782 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4784 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4786 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4787 block, ensure it has an exit edge. Emit a barrier after a jump.
4789 2009-09-07 Nick Clifton <nickc@redhat.com>
4791 * gcc.c (this_is_linker_script): New variable. Like
4792 this_is_library_file but for the %T constructor.
4793 (end_going_arg): If this_is_linker_script is set then locate the
4794 script and insert a --script switch before it
4795 (do_spec_2): Initialise this_is_linker_script.
4796 (do_spec_1): Likewise. Handle %T construct.
4797 (eval_spec_function): Preserve this_is_linker_script.
4798 * doc/invoke.texi: Document %T construct in spec files.
4799 * config/m32c/m32c.h (LIB_SPEC): Use it.
4801 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4803 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4804 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4805 when volatile flag is set.
4806 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4808 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4811 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4812 (combine_stack_adjustments_for_block): Allow insns between stack
4813 adjustments and stores with corresponding pre-(dec|inc)rement or
4814 pre-modify operation.
4816 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4819 * combine-stack-adj.c (struct csa_memlist): Rename to...
4820 (struct csa_reflist): ... this. Rename mem field to ref.
4821 (free_csa_memlist): Rename to...
4822 (free_csa_reflist): ... this.
4823 (record_one_stack_memref): Rename to...
4824 (record_one_stack_ref): ... this. Handle also REG_P.
4825 (try_apply_stack_adjustment): Handle also REG_P.
4826 (struct record_stack_memrefs_data): Rename to...
4827 (struct record_stack_refs_data): ... this. Rename memlist field to
4829 (record_stack_memrefs): Rename to...
4830 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4831 subexpressions instead of failing when a MEM contains SP references.
4832 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4833 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4835 2009-09-06 Richard Guenther <rguenther@suse.de>
4838 * tree.c (build_array_type): Do not record types marked
4839 with structural equality in the canonical type hashtable.
4841 2009-09-06 Richard Guenther <rguenther@suse.de>
4844 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4846 2009-09-05 Richard Guenther <rguenther@suse.de>
4849 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4851 2009-09-05 Richard Guenther <rguenther@suse.de>
4854 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4856 2009-09-05 Richard Guenther <rguenther@suse.de>
4859 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4860 before comparing function argument types.
4862 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4865 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4868 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4871 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4873 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4874 locators before emit_insn is called.
4876 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4879 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4880 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4881 (reginfo_init): Don't call allocate_reg_info.
4883 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4886 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4887 NONDEBUG_INSN_P instead of INSN_P.
4889 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4892 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4894 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4897 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4898 pattern of the split.
4900 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4902 * toplev.c (process_options): Move setter of flag_var_tracking
4903 before other tests that depend on it. Move down setter of
4904 flag_rename_registers. Don't enable var-tracking-assignments
4905 by default if selective scheduling is enabled. Warn if both
4908 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4910 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4911 comment. Use switch statement to catch overlaps between rtx
4912 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4913 (IS_DECL_CODE): ... here. Remove.
4914 (check_value_is_not_decl): Remove.
4915 (dv_from_decl, dv_from_value): Check after conversion.
4917 2009-09-04 Richard Guenther <rguenther@suse.de>
4920 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4921 after emitting tunks. Move emitting thunks and ctors from ...
4922 (cgraph_optimize): ... here. Remove redundant
4923 cgraph_analyze_functions.
4924 * varasm.c (find_decl_and_mark_needed): Remove no longer
4926 (finish_aliases_1): Adjust check for thunk aliases.
4928 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4930 * config/arm/arm.md (ctzsi2): Added braces
4931 to avoid warning that broke booststrap.
4933 2009-09-04 Martin Jambor <mjambor@suse.cz>
4935 PR tree-optimization/41112
4936 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4937 handle variable-bounded arrays.
4938 (expr_with_var_bounded_array_refs_p): New function.
4939 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4941 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4943 * config/s390/2097.md: Removed two incorrect bypasses.
4944 (z10_fsimpdf): Fixed latency.
4945 (z10_fhex): New insn_reservation.
4946 (z10_floaddf): Fixed latency.
4947 (z10_floadsf): Fixed latency.
4948 (z10_ftrunctf): Fixed latency.
4949 (z10_ftruncdf): Fixed latency.
4950 * config/s390/s390.c (z10_cost): Fixed values.
4951 (s390_adjust_priority): Added z10 path.
4952 * config/s390/s390.md (type): Added fhex.
4953 (*mov<mode>_64dfp): Updated type attribute.
4954 (*mov<mode>_64): Updated type attribute.
4955 (*mov<mode>_31): Updated type attribute.
4956 (*mov<mode>"): Likewise.
4957 * config/s390/2084.md (x_fsimpdf): Updated condition.
4959 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4961 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4962 RTXs in the predicate for operand 1.
4964 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4966 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4967 (rbitsi2): New insn.
4968 (ctzsi2): New expand.
4969 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4971 2009-09-03 Martin Jambor <mjambor@suse.cz>
4973 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4974 (create_artificial_child_access): Use build_ref_for_offset instead
4975 of duplicate_expr_for_different_base.
4976 (propagate_subacesses_accross_link): Likewise.
4978 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4980 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4982 (mips16e_collect_argument_saves): Skip debug instructions.
4983 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4984 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4985 (r10k_insert_cache_barriers): Likewise.
4986 (mips_reorg_process_insns): Likewise.
4988 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4991 * ira.c (update_equiv_reg): Remove check on class likely spill.
4993 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4996 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4997 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5001 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5002 the stack slot if it is passed by invisible reference.
5003 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5004 by invisible reference.
5006 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5008 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5009 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5010 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5012 * config/bfin/sync.md: New file.
5013 * config/bfin/bfin.md: Include it.
5014 (UNSPEC_ATOMIC): New.
5015 (UNSPEC_ONES): Provide a unique number.
5017 From Jie Zhang <jie.zhang@analog.com>:
5018 * config/bfin/bfin.c (ret_regs): New.
5019 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5020 (must_save_rets_p): New.
5021 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5022 current_function_is_leaf.
5023 (do_link): Likewise.
5024 (do_unlink): Likewise.
5025 (expand_interrupt_handler_prologue): Use ret_regs array.
5026 (expand_interrupt_handler_epilogue): Use ret_regs array and
5027 pass return register to gen_return_internal.
5028 (bfin_expand_epilogue): Pass return register to
5029 gen_return_internal.
5030 (bfin_expand_call): Explicitly clobber RETS.
5031 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5032 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5033 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5034 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5036 (return_internal): Take a reg rtx rather than the register number.
5038 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5040 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5041 when comparing against estimated_loop_iterations_int return.
5043 2009-09-03 Richard Guenther <rguenther@suse.de>
5045 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5046 eh_personality_libfunc.
5048 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5050 * tree-parloops.c (separate_decls_in_region): Add space.
5052 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5054 * tree-parloops.c (separate_decls_in_region): Change the condition
5055 checking if there are reductions in the loop.
5057 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5059 PR tree-optimization/38275
5060 * tree-parloops.c (parallelize_loops): Replace profitability condition
5061 for expected number of iterations.
5063 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5065 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5066 (bootstrap-debug): Explain conditions in which it becomes default.
5067 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5070 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5072 * doc/invoke.texi (Optimize Options): Move
5073 -finline-small-functions to the -O2 list.
5075 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5077 * toplev.c (process_options): Enable var-tracking-assignments
5078 by default if var-tracking is enabled.
5080 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5082 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5084 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5085 * rtl.h (prev_nonnote_insn_bb): Declare it.
5087 2009-09-03 Diego Novillo <dnovillo@google.com>
5089 * cgraph.c (cgraph_node_for_decl): New.
5090 * cgraph.h (cgraph_node_for_decl): Declare.
5091 * tree.c (host_integerp): Return 0 if T is NULL.
5093 2009-09-03 Diego Novillo <dnovillo@google.com>
5095 * tree.h (struct alias_pair): Move from varasm.c.
5096 (alias_pairs): Likewise.
5097 (TYPE_MAXVAL): Define.
5098 (TYPE_MINVAL): Define.
5099 (iterative_hash_host_wide_int): Declare.
5100 (remove_unreachable_alias_pairs): Declare.
5101 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5102 * diagnostic.c (default_diagnostic_starter): Make extern.
5103 (default_diagnostic_finalizer): Make extern.
5104 * diagnostic.h (default_diagnostic_starter): Declare.
5105 (default_diagnostic_finalizer): Declare.
5106 (default_tree_printer): Declare.
5107 * toplev.c (default_tree_printer): Make extern.
5109 2009-09-03 Richard Guenther <rguenther@suse.de>
5110 Diego Novillo <dnovillo@google.com>
5112 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5113 * cgraphunit.c (cgraph_expand_function): Do not emit
5114 associated thunks from here.
5115 (cgraph_emit_thunks): New.
5116 (cgraph_optimize): Call it.
5117 Return if any IPA pass finds an error.
5118 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5121 2009-09-03 Simon Baldwin <simonb@google.com>
5122 Rafael Espindola <espindola@google.com>
5123 Richard Guenther <rguenther@suse.de>
5124 Doug Kwan <dougkwan@google.com>
5125 Diego Novillo <dnovillo@google.com>
5127 * tree.c: Include tree-pass.h, langhooks-def.h,
5128 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5129 (free_lang_data_in_type): New.
5130 (need_assembler_name_p): New.
5131 (free_lang_data_in_block): New.
5132 (free_lang_data_in_decl): New.
5133 (struct free_lang_data_d): New.
5134 (add_tree_to_fld_list): New.
5135 (find_decls_types_r): New.
5136 (get_eh_types_for_runtime): New.
5137 (find_decls_types_in_eh_region): New.
5138 (find_decls_types_in_node): New.
5139 (find_decls_types_in_var): New.
5140 (free_lang_data_in_cgraph): New.
5141 (free_lang_data): New.
5142 (gate_free_lang_data): New.
5143 (pass_ipa_free_lang_data): New.
5145 2009-09-03 Diego Novillo <dnovillo@google.com>
5147 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5148 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5149 (lang_hooks): Remove const qualifier.
5150 * ipa.c (cgraph_remove_unreachable_nodes): Call
5151 remove_unreachable_alias_pairs.
5152 * except.c (add_type_for_runtime): Check if TYPE has
5153 already been converted.
5154 (lookup_type_for_runtime): Likewise.
5155 (check_handled): Handle converted types.
5156 * varasm.c (remove_unreachable_alias_pairs): New.
5157 * gimple.c: Include demangle.h.
5158 (gimple_decl_printable_name): New.
5159 (gimple_fold_obj_type_ref): New.
5160 * gimple.h (gimple_decl_printable_name): Declare.
5161 (gimple_fold_obj_type_ref): Declare.
5162 * passes.c (init_optimization_passes): Add pass
5163 pass_ipa_free_lang_data.
5164 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5165 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5167 2009-09-03 Diego Novillo <dnovillo@google.com>
5169 * c-lang.c (lang_hooks): Remove const qualifier.
5171 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5173 * doc/install.texi (*-*-freebsd*): Update target information.
5175 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5177 * hard-reg-set.h (call_fixed_regs): Remove.
5178 * reginfo.c (call_fixed_regs): Remove.
5179 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5180 (globalize_reg): Don't use call_fixed_regs.
5181 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5184 2009-09-01 Michael Matz <matz@suse.de>
5186 * expr.h (emit_storent_insn, expand_expr_real_1,
5187 expand_expr_real_2): Declare.
5188 * expr.c (emit_storent_insn, expand_expr_real_1,
5189 expand_expr_real_2): Export.
5190 (store_expr): Setting and evaluating dont_return_target is useless.
5191 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5192 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5193 * except.c (expand_resx_expr): Rename to ...
5194 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5195 * except.h (expand_resx_stmt): Declare.
5196 * stmt.c: Add include gimple.h
5197 (expand_asm_expr): Rename to ...
5198 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5199 (expand_case): Rewrite to take gimple statement.
5200 * tree.h (expand_asm_stmt): Declare.
5201 (expand_case): Change prototype.
5202 * Makefile.in (stmt.o): Depend on gimple.h.
5203 * builtins.c (expand_builtin_synchronize): Build gimple asm
5204 statement, not an ASM_EXPR.
5205 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5206 gimple_to_tree, release_stmt_tree): Remove.
5207 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5208 ggc_free, but hold comparison code and operands separately.
5209 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5210 (expand_call_stmt, expand_gimple_stmt_1,
5211 expand_gimple_stmt): New helpers.
5212 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5213 release_stmt_tree. Call expand_gimple_stmt instead.
5214 (expand_gimple_basic_block): Ditto.
5216 * calls.c (emit_call_1): Don't look at EH regions here, make
5217 fntree parameter useless.
5218 (expand_call): New local rettype for TREE_TYPE(exp), use it
5219 throughout. Remove local p, use addr instead.
5220 Don't look at EH regions here.
5222 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5224 * doc/invoke.texi (-fsched-pressure): Document it.
5225 (-fsched-reg-pressure-heuristic): Remove it.
5227 * reload.c (ira.h): Include.
5228 (find_reloads): Add choosing reload on number of small spilled
5231 * haifa-sched.c (ira.h): Include.
5232 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5233 saved_reg_pressure, curr_reg_live, saved_reg_live,
5234 region_ref_regs): New variables.
5235 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5236 initiate_reg_pressure_info, setup_ref_regs,
5237 initiate_bb_reg_pressure_info, save_reg_pressure,
5238 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5240 (setup_insn_reg_pressure_info): New function.
5241 (rank_for_schedule): Add pressure checking and insn issue time.
5242 Remove comparison of insn reg weights.
5243 (ready_sort): Set insn reg pressure info.
5244 (update_register_pressure, setup_insn_max_reg_pressure,
5245 update_reg_and_insn_max_reg_pressure,
5246 sched_setup_bb_reg_pressure_info): New functions.
5247 (schedule_insn): Add code for printing and updating reg pressure info.
5248 (find_set_reg_weight, find_insn_reg_weight): Remove.
5249 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5250 (debug_ready_list): Print reg pressure info.
5251 (schedule_block): Ditto. Check insn issue time.
5252 (sched_init): Set up sched_pressure_p. Allocate and set up some
5253 reg pressure related info.
5254 (sched_finish): Free some reg pressure related info.
5255 (fix_tick_ready): Make insn always ready if pressure_p.
5256 (init_h_i_d): Don't call find_insn_reg_weight.
5257 (haifa_finish_h_i_d): Free insn reg pressure info.
5259 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5260 ira_memory_move_cost, ira_class_hard_regs,
5261 ira_class_hard_regs_num, ira_no_alloc_regs,
5262 ira_available_class_regs, ira_reg_class_cover_size,
5263 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5265 * ira-lives.c (single_reg_class): Check mode to find how many
5266 registers are necessary for operand.
5267 (ira_implicitly_set_insn_hard_regs): New.
5269 * common.opt (fsched-pressure): New options.
5270 (fsched-reg-pressure-heuristic): Remove.
5272 * ira.c (setup_eliminable_regset): Rename to
5273 ira_setup_eliminable_regset. Make it external.
5274 (expand_reg_info): Pass cover class to setup_reg_classes.
5275 (ira): Call resize_reg_info instead of allocate_reg_info.
5277 * sched-deps.c: Include ira.h.
5278 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5279 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5280 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5281 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5282 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5283 mark_insn_reg_store, mark_insn_reg_clobber,
5284 setup_insn_reg_pressure_info): New.
5285 (sched_analyze_1): Update implicit_reg_pending_uses.
5286 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5287 Use them to create dependencies. Set insn reg uses and pressure
5288 info. Process reg_pending_uses in one place.
5289 (free_deps): Free implicit sets.
5290 (remove_from_deps): Remove implicit sets if necessary. Check
5291 implicit sets when clearing reg_last_in_use.
5292 (init_deps_global): Clear implicit_reg_pending_clobbers and
5293 implicit_reg_pending_uses.
5295 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5296 ira_memory_move_cost, ira_class_hard_regs,
5297 ira_class_hard_regs_num, ira_no_alloc_regs,
5298 ira_available_class_regs, ira_reg_class_cover_size,
5299 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5300 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5301 ira_implicitly_set_insn_hard_regs): New prototypes.
5303 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5304 cost_elements_num): New variables.
5305 (allocno_costs, total_costs): Rename to costs and
5306 total_allocno_costs.
5307 (COSTS_OF_ALLOCNO): Rename to COSTS.
5308 (allocno_pref): Rename to pref.
5309 (allocno_pref_buffer): Rename to pref_buffer.
5310 (common_classes): Rename to regno_cover_class.
5312 (record_reg_classes): Set allocno attributes only if allocno_p.
5313 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5314 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5315 and COSTS_OF_ALLOCNO.
5316 (print_costs): Rename to print_allocno_costs.
5317 (print_pseudo_costs): New.
5318 (process_bb_node_for_costs): Split into 2 functions with new
5319 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5320 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5321 new parameter dump_file. Use cost_elements_num instead of
5322 ira_allocnos_num. Make one iteration if preferred classes were
5323 already calculated for scheduler. Make 2 versions of code
5324 depending on allocno_p.
5325 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5326 regno_cover_class and COSTS instead of common_classes and
5328 (init_costs, finish_costs): New.
5329 (ira_costs): Set up allocno_p and cost_elements_num. Call
5330 init_costs and finish_costs.
5331 (ira_set_pseudo_classes): New.
5333 * rtl.h (allocate_reg_info): Remove.
5334 (resize_reg_info): Change return type.
5335 (reg_cover_class): New.
5336 (setup_reg_classes): Add new parameter.
5338 * sched-int.h (struct deps_reg): New member implicit_sets.
5339 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5340 (INCREASE_BITS): New macro.
5341 (struct reg_pressure_data, struct reg_use_data): New.
5342 (struct _haifa_insn_data): Remove reg_weight. Add members
5343 reg_pressure, reg_use_list, reg_set_list, and
5344 reg_pressure_excess_cost_change.
5345 (struct deps): New member implicit_sets.
5346 (pressure_p): New variable.
5347 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5348 (struct reg_pressure_data, struct reg_use_data): New.
5349 (INSN_REG_WEIGHT): Remove.
5350 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5351 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5352 (sched_init_region_reg_pressure_info,
5353 sched_setup_bb_reg_pressure_info): New prototypes.
5355 * reginfo.c (struct reg_pref): New member coverclass.
5356 (reg_cover_class): New function.
5357 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5358 (reg_info_size): New variable.
5359 (allocate_reg_info): Make static. Setup reg_info_size.
5360 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5361 (setup_reg_classes): Add a new parameter. Setup cover class too.
5363 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5366 * sched-rgn.c (deps_join): Set up implicit_sets.
5367 (schedule_region): Set up region and basic blocks pressure
5370 * passes.c (init_optimization_passes): Move
5371 pass_subregs_of_mode_init before pass_sched.
5373 2009-09-02 Martin Jambor <mjambor@suse.cz>
5375 * tree-sra.c (struct access): New field grp_hint.
5376 (dump_access): Dump grp_hint.
5377 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5379 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5380 those which have been specifically read and somehow written to.
5381 (propagate_subacesses_accross_link): Set grp_hint of right child and
5382 also possibly of the left child.
5384 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5386 * tree-object-size.c (addr_object_size): Always use object_size_type
5387 0 or 2 when determining the pointer pointed object size.
5389 2009-09-02 Richard Guenther <rguenther@suse.de>
5392 2009-08-31 Richard Guenther <rguenther@suse.de>
5394 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5395 to query if the memory regions for memmove overlap.
5396 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5397 asserts on pointers, instead deal with odd trees.
5398 (ptr_derefs_may_alias_p): Likewise.
5399 (refs_may_alias_p_1): Constructor bases also never alias.
5401 2009-08-01 Christian Bruel <christian.bruel@st.com>
5404 2009-07-31 Christian Bruel <christian.bruel@st.com>
5405 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5407 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5409 * doc/invoke.texi (-fvar-tracking-assignments): New.
5410 (-fvar-tracking-assignments-toggle): New.
5411 (-fdump-final-insns=file): Mark filename as optional.
5412 (--param min-nondebug-insn-uid): New.
5413 (-gdwarf-@{version}): Mention version 4.
5414 * opts.c (common_handle_option): Accept it.
5415 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5416 * regrename.c (regrename_optimize): Drop last. Don't count debug
5417 insns as uses. Don't reject change because of debug insn.
5418 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5419 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5420 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5421 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5422 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5423 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5424 * doc/gimple.texi (is_gimple_debug): New.
5425 (gimple_debug_bind_p): New.
5426 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5427 * doc/install.texi (bootstrap-debug): More details.
5428 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5429 (bootstrap-debug-lib): More details.
5430 (bootstrap-debug-ckovw): Update.
5431 (bootstrap-time): New.
5432 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5433 (insert_phi_nodes_for): Insert debug stmts.
5434 (rewrite_stmt): Take iterator. Insert debug stmts.
5435 (rewrite_enter_block): Adjust.
5436 (maybe_replace_use_in_debug_stmt): New.
5437 (rewrite_update_stmt): Use it.
5438 (mark_use_interesting): Return early for debug stmts.
5439 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5440 stmts before replacing stmt.
5441 (move_computations_stmt): Likewise.
5442 * ira-conflicts.c (add_copies): Skip debug insns.
5443 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5444 (regstat_bb_compute_ri): Skip debug insns.
5445 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5446 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5447 check_loop_closed_ssa_stmt): Skip debug stmts.
5448 * tree-tailcall.c (find_tail_calls): Likewise.
5449 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5450 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5451 (build_var_debug_value_stat): Declare.
5452 (build_var_debug_value): Define.
5453 (target_for_debug_bind): Declare.
5454 * reload.c (find_equiv_reg): Skip debug insns.
5455 * rtlanal.c (reg_used_between_p): Skip debug insns.
5456 (side_effects_p): Likewise.
5457 (canonicalize_condition): Likewise.
5458 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5459 insns never depend on debug insns.
5460 (create_ddg_dep_no_link): Likewise.
5461 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5462 Don't add inter-loop dependencies for debug insns.
5463 (build_intra_loop_deps): Likewise.
5464 (create_ddg): Count debug insns.
5465 * ddg.h (struct ddg::num_debug): New.
5466 (num_backargs): Pair up with previous int field.
5467 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5468 -fcompare-debug-second.
5469 * final.c (get_attr_length_1): Skip debug insns.
5470 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5471 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5472 (driver_self_specs): Map -fdump-final-insns to
5473 -fdump-final-insns=..
5474 (get_local_tick): New.
5475 (compare_debug_dump_opt_spec_function): Test for . argument and
5476 compute output name. Compute temp output spec without flag name.
5477 Compute -frandom-seed.
5478 (OPT): Undef after use.
5479 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5480 (average_num_loop_insns): Likewise.
5481 * params.h (MIN_NONDEBUG_INSN_UID): New.
5482 * gimple.def (GIMPLE_DEBUG): New.
5483 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5484 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5485 (merge_in_block): Fix whitespace.
5486 * toplev.c (flag_var_tracking): Update comment.
5487 (flag_var_tracking_assignments): New.
5488 (flag_var_tracking_assignments_toggle): New.
5489 (process_options): Don't open final insns dump file if we're not
5490 going to write to it. Compute defaults for var_tracking.
5491 * df-scan.c (df_insn_rescan_debug_internal): New.
5492 (df_uses_record): Handle debug insns.
5493 * haifa-sched.c (ready): Initialize n_debug.
5494 (contributes_to_priority): Skip debug insns.
5495 (dep_list_size): New.
5497 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5498 they're ready. Disregard previous debug insns to make decisions.
5499 (queue_insn): Never queue debug insns.
5500 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5501 (schedule_insn): Don't reject debug insns because of issue rate.
5502 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5503 (queue_to_ready): Skip and discount debug insns.
5504 (choose_ready): Let debug insns through.
5505 (schedule_block): Check boundary debug insns. Discount debug
5506 insns, schedule them early. Adjust whitespace.
5507 (set_priorities): Check for boundary debug insns.
5508 (add_jump_dependencies): Use dep_list_size.
5509 (prev_non_location_insn): New.
5510 (check_cfg): Use it.
5511 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5513 (remove_unused_ivs): Reset debug stmts.
5514 * modulo-sched.c (const_iteration_count): Skip debug insns.
5515 (res_MII): Discount debug insns.
5516 (loop_single_full_bb_p): Skip debug insns.
5517 (sms_schedule): Likewise.
5518 (sms_schedule_by_order): Likewise.
5519 (ps_has_conflicts): Likewise.
5520 * caller-save.c (refmarker_fn): New.
5521 (save_call_clobbered_regs): Replace regs with saved mem in
5523 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5524 Call refmarker_fn mark for hardregnos.
5525 (mark_reg_as_referenced): New.
5526 (replace_reg_with_saved_mem): New.
5527 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5528 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5530 (cse_extended_basic_block): Skip debug insns.
5531 (count_reg_usage): Likewise.
5532 (is_dead_reg): New, split out of...
5533 (set_live_p): ... here.
5534 (insn_live_p): Use it for debug insns.
5535 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5536 (execute_optimize_stdarg): Likewise.
5537 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5538 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5539 changes in debug stmts as changes.
5540 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5541 (moveup_expr): Don't move across debug insns. Don't move
5542 debug insn if it would create a bookkeeping block.
5543 (moveup_expr_cached): Don't use cache for debug insns that
5544 are heads of blocks.
5545 (compute_av_set_inside_bb): Skip debug insns.
5546 (sel_rank_for_schedule): Schedule debug insns first. Remove
5548 (block_valid_for_bookkeeping_p); Support lax searches.
5549 (create_block_for_bookkeeping): Adjust block numbers when
5550 encountering debug-only blocks.
5551 (find_place_for_bookkeeping): Deal with debug-only blocks.
5552 (generate_bookkeeping_insn): Accept no place to insert.
5553 (remove_temp_moveop_nops): New argument full_tidying.
5554 (prepare_place_to_insert): Deal with debug insns.
5555 (advance_state_on_fence): Debug insns don't start cycles.
5556 (update_boundaries): Take fence as argument. Deal with
5558 (schedule_expr_on_boundary): No full_tidying on debug insns.
5559 (fill_insns): Deal with debug insns.
5560 (track_scheduled_insns_and_blocks): Don't count debug insns.
5561 (need_nop_to_preserve_insn_bb): New, split out of...
5562 (remove_insn_from_stream): ... this.
5563 (fur_orig_expr_not_found): Skip debug insns.
5564 * rtl.def (VALUE): Move up.
5566 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5567 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5568 Set it if debug stmts are found.
5569 (statement_sink_location): Skip debug stmts. Propagate
5570 moving defs into debug stmts.
5571 * ifcvt.c (first_active_insn): Skip debug insns.
5572 (last_active_insns): Likewise.
5573 (cond_exec_process_insns): Likewise.
5574 (noce_process_if_block): Likewise.
5575 (check_cond_move_block): Likewise.
5576 (cond_move_convert_if_block): Likewise.
5577 (block_jumps_and_fallthru_p): Likewise.
5578 (dead_or_predicable): Likewise.
5579 * dwarf2out.c (debug_str_hash_forced): New.
5580 (find_AT_string): Add comment.
5581 (gen_label_for_indirect_string): New.
5582 (get_debug_string_label): New.
5583 (AT_string_form): Use it.
5584 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5585 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5586 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5587 several operations that cannot be represented with DWARF opcodes.
5588 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5589 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5590 (dwarf2out_var_location): Take during-call mark into account.
5591 (output_indirect_string): Update comment. Output if there are
5592 label and references.
5593 (prune_indirect_string): New.
5594 (prune_unused_types): Call it if debug_str_hash_forced.
5595 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5596 (dw_long_long_const): Remove.
5597 (struct dw_val_struct): Change val_long_long type to rtx.
5598 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5599 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5600 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5601 component instead of HOST_BITS_PER_LONG.
5602 (output_loc_operands): Likewise. For const8* assert
5603 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5604 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5605 rather than HOST_BITS_PER_LONG is >= 64.
5606 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5608 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5609 HOST_BITS_PER_LONG for dw_val_class_long_long.
5610 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5611 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5612 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5614 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5615 Handle DW_OP_implicit_value.
5616 (extract_int): Move prototype earlier.
5617 (mem_loc_descriptor): For SUBREG punt if inner
5618 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5619 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5620 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5621 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5622 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5623 instead of Pmode size.
5624 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5625 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5626 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5627 (concat_loc_descriptor, concatn_loc_descriptor,
5628 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5629 (add_location_or_const_value_attribute): Likewise. For single
5630 location loc_lists attempt to use add_const_value_attribute
5631 for constant decls. Add DW_AT_const_value even if
5632 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5634 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5635 (control_flow_insn_p): Likewise.
5636 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5637 (separate_decls_in_region_debug_bind): New.
5638 (separate_decls_in_region): Process debug bind stmts afterwards.
5639 * recog.c (verify_changes): Handle debug insns.
5640 (extract_insn): Likewise.
5641 (peephole2_optimize): Skip debug insns.
5642 * dse.c (scan_insn): Skip debug insns.
5643 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5645 (setup_id_for_insn): Handle debug insns.
5646 (maybe_tidy_empty_bb): Adjust whitespace.
5647 (tidy_control_flow): Skip debug insns.
5648 (sel_remove_insn): Adjust for debug insns.
5649 (sel_estimate_number_of_insns): Skip debug insns.
5650 (create_insn_rtx_from_pattern): Handle debug insns.
5651 (create_copy_of_insn_rtx): Likewise.
5652 * sel-sched-.h (sel_bb_end): Declare.
5653 (sel_bb_empty_or_nop_p): New.
5654 (get_all_loop_exits): Use it.
5655 (_eligible_successor_edge_p): Likewise.
5656 (return_nop_to_pool): Adjust.
5657 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5658 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5659 * gimple-pretty-print.c (dump_gimple_debug): New.
5660 (dump_gimple_stmt): Use it.
5661 (dump_bb_header): Skip gimple debug stmts.
5662 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5663 (fixup_match_2): Likewise.
5664 (regmove_backward_pass): Likewise. Simplify combined
5665 replacement. Handle debug insns.
5666 * function.c (instantiate_virtual_regs): Handle debug insns.
5667 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5668 * print-rtl.h: Include cselib.h.
5669 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5670 * df.h (df_inns_rescan_debug_internal): Declare.
5671 * gcse.c (alloc_hash_table): Estimate n_insns.
5672 (cprop_insn): Don't regard debug insns as changes.
5673 (bypass_conditional_jumps): Skip debug insns.
5674 (one_pre_gcse_pass): Adjust.
5675 (one_code_hoisting_pass): Likewise.
5676 (compute_ld_motion_mems): Skip debug insns.
5677 (one_cprop_pass): Adjust.
5678 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5679 (if_convertible_stmt_p): Handle debug stmts.
5680 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5681 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5682 * ira-build.c (create_bb_allocnos): Skip debug insns.
5683 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5684 (has_single_use): Likewise.
5685 (single_imm_use): Likewise.
5686 (num_imm_uses): Likewise.
5687 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5688 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5689 (create_outofssa_var_map): Likewise.
5690 * lower-subreg.c (adjust_decomposed_uses): New.
5691 (resolve_debug): New.
5692 (decompose_multiword_subregs): Use it.
5693 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5694 * emit-rtl.c: Include params.h.
5695 (cur_debug_insn_uid): Define.
5696 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5697 (copy_rtx_if_shared_1): Handle debug insns.
5698 (reset_used_flags): Likewise.
5699 (set_used_flags): LIkewise.
5700 (get_max_insn_count): New.
5701 (next_nondebug_insn): New.
5702 (prev_nondebug_insn): New.
5703 (make_debug_insn_raw): New.
5704 (emit_insn_before_noloc): Handle debug insns.
5705 (emit_jump_insn_before_noloc): Likewise.
5706 (emit_call_insn_before_noloc): Likewise.
5707 (emit_debug_insn_before_noloc): New.
5708 (emit_insn_after_noloc): Handle debug insns.
5709 (emit_jump_insn_after_noloc): Likewise.
5710 (emit_call_insn_after_noloc): Likewise.
5711 (emit_debug_insn_after_noloc): Likewise.
5712 (emit_insn_after): Take loc from earlier non-debug insn.
5713 (emit_jump_insn_after): Likewise.
5714 (emit_call_insn_after): Likewise.
5715 (emit_debug_insn_after_setloc): New.
5716 (emit_debug_insn_after): New.
5717 (emit_insn_before): Take loc from later non-debug insn.
5718 (emit_jump_insn_before): Likewise.
5719 (emit_call_insn_before): Likewise.
5720 (emit_debug_insn_before_setloc): New.
5721 (emit_debug_insn_before): New.
5722 (emit_insn): Handle debug insns.
5723 (emit_debug_insn): New.
5724 (emit_jump_insn): Handle debug insns.
5725 (emit_call_insn): Likewise.
5727 (init_emit): Take min-nondebug-insn-uid into account.
5728 Initialize cur_debug_insn_uid.
5729 (emit_copy_of_insn_after): Handle debug insns.
5730 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5731 location of single rhs in place.
5732 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5733 (floor_sdiv_adjust): New.
5734 (cell_sdiv_adjust): New.
5735 (cell_udiv_adjust): New.
5736 (round_sdiv_adjust): New.
5737 (round_udiv_adjust): New.
5738 (wrap_constant): Moved from cselib.
5739 (unwrap_constant): New.
5740 (expand_debug_expr): New.
5741 (expand_debug_locations): New.
5742 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5744 (gimple_expand_cfg): Expand debug locations.
5745 * cselib.c: Include tree-pass.h.
5746 (struct expand_value_data): New.
5747 (cselib_record_sets_hook): New.
5748 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5749 (cselib_clear_table): Move, and implemnet in terms of...
5750 (cselib_reset_table_with_next_value): ... this.
5751 (cselib_get_next_unknown_value): New.
5752 (discard_useless_locs): Don't discard preserved values.
5753 (cselib_preserve_value): New.
5754 (cselib_preserved_value_p): New.
5755 (cselib_preserve_definitely): New.
5756 (cselib_clear_preserve): New.
5757 (cselib_preserve_only_values): New.
5758 (new_cselib_val): Take rtx argument. Dump it in details.
5759 (cselib_lookup_mem): Adjust.
5760 (expand_loc): Take regs_active in struct. Adjust. Silence
5761 dumps unless details are requested.
5762 (cselib_expand_value_rtx_cb): New.
5763 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5764 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5765 without details. Copy more subregs. Try to resolve values
5766 using a callback. Wrap constants.
5767 (cselib_subst_to_values): Adjust.
5768 (cselib_log_lookup): New.
5769 (cselib_lookup): Call it.
5770 (cselib_invalidate_regno): Don't count preserved values as useless.
5771 (cselib_invalidate_mem): Likewise.
5772 (cselib_record_set): Likewise.
5773 (struct set): Renamed to cselib_set, moved to cselib.h.
5774 (cselib_record_sets): Adjust. Call hook.
5775 (cselib_process_insn): Reset table when it would be cleared.
5776 (dump_cselib_val): New.
5777 (dump_cselib_table): New.
5778 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5779 (remove_forwarder_block): Support moving debug stmts.
5780 * cselib.h (cselib_record_sets_hook): Declare.
5781 (cselib_expand_callback): New type.
5782 (cselib_expand_value_rtx_cb): Declare.
5783 (cselib_reset_table_with_next_value): Declare.
5784 (cselib_get_next_unknown_value): Declare.
5785 (cselib_preserve_value): Declare.
5786 (cselib_preserved_value_p): Declare.
5787 (cselib_preserve_only_values): Declare.
5788 (dump_cselib_table): Declare.
5789 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5790 (try_crossjump_to_edge): Likewise.
5791 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5792 dominated blocks when debug stmts are present.
5793 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5794 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5795 (set_var_live_on_entry): Likewise.
5796 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5797 * cfglayout.c (curr_location, last_location): Make static.
5798 (set_curr_insn_source_location): Don't avoid bouncing.
5799 (get_curr_insn_source_location): New.
5800 (get_curr_insn_block): New.
5801 (duplicate_insn_chain): Handle debug insns.
5802 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5804 * common.opt (fcompare-debug): Move to sort order.
5805 (fdump-unnumbered-links): Likewise.
5806 (fvar-tracking-assignments): New.
5807 (fvar-tracking-assignments-toggle): New.
5808 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5809 because of debug stmts.
5810 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5811 (eliminate_unnecessary_stmts): Walk dominated blocks before
5813 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5814 * ira.c (memref_used_between_p): Skip debug insns.
5815 (update_equiv_regs): Likewise.
5816 * sched-deps.c (sd_lists_size): Accept empty list.
5817 (sd_init_insn): Mark debug insns.
5818 (sd_finish_insn): Unmark them.
5819 (sd_add_dep): Reject non-debug deps on debug insns.
5820 (fixup_sched_groups): Give debug insns group treatment.
5822 (sched_analyze_reg): Don't mark debug insns for sched before call.
5823 (sched_analyze_2): Handle debug insns.
5824 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5826 (deps_analyze_insn): Handle debug insns.
5827 (deps_start_bb): Skip debug insns.
5828 (init_deps): Initialize last_debug_insn.
5829 * tree-ssa.c (target_for_debug_bind): New.
5830 (find_released_ssa_name): New.
5831 (propagate_var_def_into_debug_stmts): New.
5832 (propagate_defs_into_debug_stmts): New.
5833 (verify_ssa): Skip debug bind stmts without values.
5834 (warn_uninialized_vars): Skip debug stmts.
5835 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5836 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5837 (rtx_equal_p): Likewise.
5838 * ira-costs.c (scan_one_insn): Skip debug insns.
5839 (process_bb_node_for_hard_reg_moves): Likewise.
5840 * rtl.h (DEBUG_INSN_P): New.
5841 (NONDEBUG_INSN_P): New.
5842 (MAY_HAVE_DEBUG_INSNS): New.
5843 (INSN_P): Accept debug insns.
5844 (RTX_FRAME_RELATED_P): Likewise.
5845 (INSN_DELETED_P): Likewise
5846 (PAT_VAR_LOCATION_DECL): New.
5847 (PAT_VAR_LOCATION_LOC): New.
5848 (PAT_VAR_OCATION_STATUS): New.
5849 (NOTE_VAR_LOCATION_DECL): Reimplement.
5850 (NOTE_VAR_LOCATION_LOC): Likewise.
5851 (NOTE_VAR_LOCATION_STATUS): Likewise.
5852 (INSN_VAR_LOCATION): New.
5853 (INSN_VAR_LOCATION_DECL): New.
5854 (INSN_VAR_LOCATION_LOC): New.
5855 (INSN_VAR_LOCATION_STATUS): New.
5856 (gen_rtx_UNKNOWN_VAR_LOC): New.
5857 (VAR_LOC_UNKNOWN_P): New.
5858 (NOTE_DURING_CALL_P): New.
5859 (SCHED_GROUP_P): Accept debug insns.
5860 (emit_debug_insn_before): Declare.
5861 (emit_debug_insn_before_noloc): Declare.
5862 (emit_debug_insn_beore_setloc): Declare.
5863 (emit_debug_insn_after): Declare.
5864 (emit_debug_insn_after_noloc): Declare.
5865 (emit_debug_insn_after_setloc): Declare.
5866 (emit_debug_insn): Declare.
5867 (make_debug_insn_raw): Declare.
5868 (prev_nondebug_insn): Declare.
5869 (next_nondebug_insn): Declare.
5870 (delegitimize_mem_from_attrs): Declare.
5871 (get_max_insn_count): Declare.
5872 (wrap_constant): Declare.
5873 (unwrap_constant): Declare.
5874 (get_curr_insn_source_location): Declare.
5875 (get_curr_insn_block): Declare.
5876 * tree-inline.c (insert_debug_decl_map): New.
5877 (processing_debug_stmt): New.
5878 (remap_decl): Don't create new mappings in debug stmts.
5879 (remap_gimple_op_r): Don't add references in debug stmts.
5880 (copy_tree_body_r): Likewise.
5881 (remap_gimple_stmt): Handle debug bind stmts.
5882 (copy_bb): Skip debug stmts.
5883 (copy_edges_for_bb): Likewise.
5884 (copy_debug_stmt): New.
5885 (copy_debug_stmts): New.
5886 (copy_body): Copy debug stmts at the end.
5887 (insert_init_debug_bind): New.
5888 (insert_init_stmt): Take id. Skip and emit debug stmts.
5889 (setup_one_parameter): Remap variable earlier, register debug mapping.
5890 (estimate_num_insns): Skip debug stmts.
5891 (expand_call_inline): Preserve debug_map.
5892 (optimize_inline_calls): Check for no debug_stmts left-overs.
5893 (unsave_expr_now): Preserve debug_map.
5894 (copy_gimple_seq_and_replace_locals): Likewise.
5895 (tree_function_versioning): Check for no debug_stmts left-overs.
5896 Init and destroy debug_map as needed. Split edges unconditionally.
5897 (build_duplicate_type): Init and destroy debug_map as needed.
5898 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5899 (struct copy_body_data): Add debug_stmts and debug_map.
5900 * sched-int.h (struct ready_list): Add n_debug.
5901 (struct deps): Add last_debug_insn.
5902 (DEBUG_INSN_SCHED_P): New.
5903 (BOUNDARY_DEBUG_INSN_P): New.
5904 (SCHEDULE_DEBUG_INSN_P): New.
5905 (sd_iterator_cond): Accept empty list.
5906 * combine.c (create_log_links): Skip debug insns.
5907 (combine_instructions): Likewise.
5908 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5909 return value is always unshared.
5910 (struct rtx_subst_pair): New.
5911 (auto_adjust_pair): New.
5912 (propagate_for_debug_subst): New.
5913 (propagate_for_debug): New.
5914 (try_combine): Skip debug insns. Propagate removed defs into
5916 (next_nonnote_nondebug_insn): New.
5917 (distribute_notes): Use it. Skip debug insns.
5918 (distribute_links): Skip debug insns.
5919 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5920 * resource.c (mark_target_live_regs): Likewise.
5921 * var-tracking.c: Include cselib.h and target.h.
5922 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5924 (micro_operation_type_name): New.
5925 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5926 (struct micro_operation_def): Update comments.
5927 (decl_or_value): New type. Use instead of decls.
5928 (struct emit_note_data_def): Add vars.
5929 (struct attrs_def): Use decl_or_value.
5930 (struct variable_tracking_info_def): Add permp, flooded.
5931 (struct location_chain_def): Update comment.
5932 (struct variable_part_def): Use decl_or_value.
5933 (struct variable_def): Make var_part a variable length array.
5935 (scratch_regs): New.
5936 (cselib_hook_called): New.
5937 (dv_is_decl_p): New.
5938 (dv_is_value_p): New.
5941 (dv_as_opaque): New.
5942 (dv_onepart_p): New.
5944 (IS_DECL_CODE): New.
5945 (check_value_is_not_decl): New.
5946 (dv_from_decl): New.
5947 (dv_from_value): New.
5948 (dv_htab_hash): New.
5949 (variable_htab_hash): Use it.
5950 (variable_htab_eq): Support values.
5951 (variable_htab_free): Free from the right pool.
5952 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5953 (attrs_list_union): Adjust.
5954 (attrs_list_mpdv_union): New.
5955 (tie_break_pointers): New.
5956 (canon_value_cmp): New.
5957 (unshare_variable): Return possibly-modified slot.
5958 (vars_copy_1): Adjust.
5959 (var_reg_decl_set): Adjust. Split out of...
5960 (var_reg_set): ... this.
5961 (get_init_value): Adjust.
5962 (var_reg_delete_and_set): Adjust.
5963 (var_reg_delete): Adjust.
5964 (var_regno_delete): Adjust.
5965 (var_mem_decl_set): Split out of...
5966 (var_mem_set): ... this.
5967 (var_mem_delete_and_set): Adjust.
5968 (var_mem_delete): Adjust.
5972 (variable_union): Adjust. Speed up merge of 1-part vars.
5973 (variable_canonicalize): Use unshared slot.
5974 (VALUED_RECURSED_INTO): New.
5975 (find_loc_in_1pdv): New.
5976 (struct dfset_merge): New.
5977 (insert_into_intersection): New.
5978 (intersect_loc_chains): New.
5980 (canonicalize_loc_order_check): New.
5981 (canonicalize_values_mark): New.
5982 (canonicalize_values_star): New.
5983 (variable_merge_over_cur): New.
5984 (variable_merge_over_src): New.
5985 (dataflow_set_merge): New.
5986 (dataflow_set_equiv_regs): New.
5987 (remove_duplicate_values): New.
5988 (struct dfset_post_merge): New.
5989 (variable_post_merge_new_vals): New.
5990 (variable_post_merge_perm_vals): New.
5991 (dataflow_post_merge_adjust): New.
5992 (find_mem_expr_in_1pdv): New.
5993 (dataflow_set_preserve_mem_locs): New.
5994 (dataflow_set_remove_mem_locs): New.
5995 (dataflow_set_clear_at_call): New.
5996 (onepart_variable_different_p): New.
5997 (variable_different_p): Use it.
5998 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5999 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6001 (track_loc_p): Pass it true.
6002 (struct count_use_info): New.
6003 (find_use_val): New.
6004 (replace_expr_with_values): New.
6006 (use_type): New, partially split out of...
6007 (count_uses): ... this. Count new micro-ops.
6008 (count_uses_1): Adjust.
6009 (count_stores): Adjust.
6010 (count_with_sets): New.
6011 (VAL_NEEDS_RESOLUTION): New.
6012 (VAL_HOLDS_TRACK_EXPR): New.
6013 (VAL_EXPR_IS_COPIED): New.
6014 (VAL_EXPR_IS_CLOBBERED): New.
6015 (add_uses): Adjust. Generate new micro-ops.
6016 (add_uses_1): Adjust.
6017 (add_stores): Generate new micro-ops.
6018 (add_with_sets): New.
6019 (find_src_status): Adjust.
6020 (find_src_set_src): Adjust.
6021 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6022 Handle new micro-ops. Canonicalize value equivalances.
6023 (vt_find_locations): Compute total size of hash tables for
6024 dumping. Perform merge for var-tracking-assignments. Don't
6025 disregard single-block loops.
6026 (dump_attrs_list): Handle decl_or_value.
6027 (dump_variable): Take variable. Deal with decl_or_value.
6028 (dump_variable_slot): New.
6029 (dump_vars): Use it.
6030 (dump_dataflow_sets): Adjust.
6031 (set_slot_part): New, extended to support one-part variables
6032 after splitting out of...
6033 (set_variable_part): ... this.
6034 (clobber_slot_part): New, split out of...
6035 (clobber_variable_part): ... this.
6036 (delete_slot_part): New, split out of...
6037 (delete_variable_part): .... this.
6038 (check_wrap_constant): New.
6039 (vt_expand_loc_callback): New.
6040 (vt_expand_loc): New.
6041 (emit_note_insn_var_location): Adjust. Handle values. Handle
6042 EMIT_NOTE_AFTER_CALL_INSN.
6043 (emit_notes_for_differences_1): Adjust. Handle values.
6044 (emit_notes_for_differences_2): Likewise.
6045 (emit_notes_for_differences): Adjust.
6046 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6047 Adjust. Handle new micro-ops.
6048 (vt_add_function_parameters): Adjust. Create and bind values.
6049 (vt_initialize): Adjust. Initialize scratch_regs and
6050 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6051 operations. Move some code to count_with_sets and add_with_sets.
6052 (delete_debug_insns): New.
6053 (vt_debug_insns_local): New.
6054 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6056 (var_tracking_main): If var-tracking-assignments is enabled
6057 but var-tracking isn't, delete debug insns and leave. Likewise
6058 if we exceed limits or fail the stack adjustments tests, and
6059 after all var-tracking processing.
6060 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6061 (dataflow_set): Add traversed_vars.
6062 (value_chain, const_value_chain): New typedefs.
6063 (value_chain_pool, value_chains): New variables.
6064 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6065 add_value_chains, add_cselib_value_chains, remove_value_chain,
6066 remove_value_chains, remove_cselib_value_chains): New functions.
6067 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6068 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6070 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6071 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6072 (dst_can_be_shared): New variable.
6073 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6074 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6075 different from set->vars, look up slot again instead of using the
6077 (dataflow_set_init): Initialize traversed_vars.
6078 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6079 lookup if set->vars is shared. Don't keep slot cleared before
6080 calling unshare_variable. Unshare set->vars if needed. Adjust
6081 unshare_variable callers. Clear dst_can_be_shared if needed.
6082 Even ->refcount == 1 vars must be unshared if set->vars is shared
6083 and var needs to be modified.
6084 (dataflow_set_union): Set traversed_vars during canonicalization.
6085 (VALUE_CHANGED, DECL_CHANGED): Define.
6086 (set_dv_changed, dv_changed_p): New static inlines.
6087 (track_expr_p): Clear DECL_CHANGED.
6088 (dump_dataflow_sets): Set it.
6089 (variable_was_changed): Call set_dv_changed.
6090 (emit_note_insn_var_location): Likewise.
6091 (changed_variables_stack): New variable.
6092 (check_changed_vars_1, check_changed_vars_2): New functions.
6093 (emit_notes_for_changes): Do nothing if changed_variables is
6094 empty. Traverse changed_variables with check_changed_vars_1,
6095 call check_changed_vars_2 on each changed_variables_stack entry.
6096 (emit_notes_in_bb): Add SET argument. Just clear it at the
6097 beginning, use it instead of local &set, don't destroy it at the end.
6098 (vt_emit_notes): Call dataflow_set_clear early on all
6099 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6100 computed set, dataflow_set_clear also VTI(bb)->in when we are
6101 done with the basic block. Initialize changed_variables_stack,
6102 free it afterwards. If ENABLE_CHECKING verify that after noting
6103 differences to an empty set value_chains hash table is empty.
6104 (vt_initialize): Initialize value_chains and value_chain_pool.
6105 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6106 (variable_tracking_main): Call dump_dataflow_sets before calling
6107 vt_emit_notes, not after it.
6108 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6109 (propagate_var_def_into_debug_stmts): Declare.
6110 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6111 (df_set_note): Reject debug insns.
6112 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6113 add notes to debug insns.
6114 (df_note_bb_compute): Adjust. Likewise.
6115 (df_simulate_uses): Skip debug insns.
6116 (df_simulate_initialize_backwards): Likewise.
6117 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6118 (subst_stack_regs_pat): Reject debug insns.
6119 (convert_regs_1): Handle debug insns.
6120 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6121 (print-rtl.o): Depend on cselib.h.
6122 (cselib.o): Depend on TREE_PASS_H.
6123 (var-tracking.o): Depend on cselib.h and TARGET_H.
6124 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6125 (init_ready_list): Skip boundary debug insns.
6126 (add_branch_dependences): Skip debug insns.
6127 (free_block_dependencies): Check for blocks with only debug insns.
6128 (compute_priorities): Likewise.
6129 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6130 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6132 (gimple_build_debug_bind_stat): New.
6133 (empty_body_p): Skip debug stmts.
6134 (gimple_has_side_effects): Likewise.
6135 (gimple_rhs_has_side_effects): Likewise.
6136 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6137 (gimple_build_debug_bind_stat): Declare.
6138 (gimple_build_debug_bind): Define.
6139 (is_gimple_debug): New.
6140 (gimple_debug_bind_p): New.
6141 (gimple_debug_bind_get_var): New.
6142 (gimple_debug_bind_get_value): New.
6143 (gimple_debug_bind_get_value_ptr): New.
6144 (gimple_debug_bind_set_var): New.
6145 (gimple_debug_bind_set_value): New.
6146 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6147 (gimple_debug_bind_reset_value): New.
6148 (gimple_debug_bind_has_value_p): New.
6149 (gsi_next_nondebug): New.
6150 (gsi_prev_nondebug): New.
6151 (gsi_start_nondebug_bb): New.
6152 (gsi_last_nondebug_bb): New.
6153 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6154 (print_insn): Handle DEBUG_INSN.
6155 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6156 of first insn prevail.
6157 (first_stmt): Skip debug stmts.
6158 (first_non_label_stmt): Likewise.
6159 (last_stmt): Likewise.
6160 (has_zero_uses_1): New.
6161 (single_imm_use_1): New.
6162 (verify_gimple_debug): New.
6163 (verify_types_in_gimple_stmt): Handle debug stmts.
6164 (verify_stmt): Likewise.
6165 (debug_loop_num): Skip debug stmts.
6166 (remove_edge_and_dominated_blocks): Remove dominators last.
6167 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6168 (linearize_expr): Likewise.
6169 * config/i386/i386.c (ix86_delegitimize_address): Call
6170 default implementation.
6171 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6172 (group_barrier_needed): Skip debug insns.
6173 (emit_insn_group_barriers): Likewise.
6174 (emit_all_insn_group_barriers): Likewise.
6175 (ia64_variable_issue): Handle debug insns.
6176 (ia64_dfa_new_cycle): Likewise.
6177 (final_emit_insn_group_barriers): Skip debug insns.
6178 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6179 def cfa without frame.
6180 (process_set): Likewise.
6181 (process_for_unwind_directive): Pass frame on.
6182 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6183 (rs6000_delegitimize_address): New.
6184 (rs6000_debug_adjust_cost): Handle debug insns.
6185 (is_microcoded_insn): Likewise.
6186 (is_cracked_insn): Likewise.
6187 (is_nonpipeline_insn): Likewise.
6188 (insn_must_be_first_in_group): Likewise.
6189 (insn_must_be_last_in_group): Likewise.
6190 (force_new_group): Likewise.
6191 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6192 contains only debug insns.
6193 (rtl_merge_blocks): Skip debug insns.
6194 (purge_dead_edges): Likewise.
6195 (rtl_block_ends_with_call_p): Skip debug insns.
6196 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6197 (mark_reg_dependencies): Skip debug insns.
6198 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6199 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6200 * tree-ssa-threadedge.c
6201 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6202 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6203 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6204 (copyprop_hardreg_forward_1): Handle debug insns.
6205 * reload1.c (reload): Skip debug insns. Replace unassigned
6206 pseudos in debug insns with their equivalences.
6207 (eliminate_regs_in_insn): Skip debug insns.
6208 (emit_input_reload_insns): Skip debug insns at first, adjust
6210 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6211 (get_indirect_ref_operands): Pass opf_no_vops on.
6212 (get_expr_operands): Likewise. Skip debug stmts.
6213 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6215 2009-09-01 Richard Henderson <rth@redhat.com>
6217 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6218 stmt_ends_pp_p statements at least once.
6219 * tree-vrp.c (vrp_initialize): Likewise.
6220 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6222 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6225 Fix AIX bootstrap after PR debug/30161
6226 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6227 that is a GNU extension.
6228 (tmpl_value_parm_die_table): Move the definition of this global
6229 outside #ifdef DWARF2_DEBUGGING_INFO region.
6231 2009-09-01 Richard Guenther <rguenther@suse.de>
6233 * tree.c (tree_expr_size): New function.
6234 * tree.h (tree_expr_size): Declare.
6235 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6236 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6237 * langhooks.c (lhd_expr_size): Remove.
6238 * langhooks.h (struct lang_hooks): Remove expr_size.
6239 * explow.c (expr_size): Use tree_expr_size.
6240 (int_expr_size): Likewise.
6241 * langhooks-def.h (lhd_expr_size): Remove.
6242 (LANG_HOOKS_EXPR_SIZE): Likewise.
6243 (LANG_HOOKS_INITIALIZER): Adjust.
6245 2009-09-01 Richard Guenther <rguenther@suse.de>
6247 * tree-flow.h (mark_addressable): Move declaration ...
6248 * tree.h (mark_addressable): ... here.
6249 * stmt.c (expand_asm_operands): Use mark_addressable, not
6250 lang_hooks.mark_addressable.
6251 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6252 LANG_HOOKS_MARK_ADDRESSABLE.
6253 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6254 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6256 2009-08-31 Chris Demetriou <cgd@google.com>
6258 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6259 vectorize if not TARGET_SSE2.
6261 2009-08-31 DJ Delorie <dj@redhat.com>
6263 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6264 registers if no coprocessor is enabled.
6266 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6269 * cgraph.h (cgraph_get_node): Declare ...
6270 * cgraph.c (cgraph_get_node): ... new function.
6271 * dwarf2out.c (gen_generic_params_dies,
6272 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6273 make_ith_pack_parameter_name,
6274 append_entry_to_tmpl_value_parm_die_table,
6275 gen_remaining_tmpl_value_param_die_attribute): New functions.
6276 (gen_subprogram_die): Generate debug info for template parameters
6277 if debug info level is higher than DINFO_LEVEL_TERSE.
6278 Use tree_add_const_value_attribute_for_decl instead of
6279 tree_add_const_value_attribute.
6280 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6281 instead of tree_add_const_value_attribute.
6282 (gen_struct_or_union_type_die): Generate debug
6283 info for template parameters if debug info level is higher than
6285 (tree_add_const_value_attribute): Handle integral and pointer
6286 constants. Update comment.
6287 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6288 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6289 (reference_to_unused): Fix thinko. Remove redundant predicates from
6291 (tree_add_const_value_attribute): Make this work for constant
6293 tree_add_const_value_attribute_for_decl is to be used for variable
6295 (add_location_or_const_value_attribute): Use
6296 tree_add_const_value_attribute_for_decl now.
6297 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6298 DW_TAG_template_value_param DIEs after function DIEs have been
6300 * langhooks.h (lang_hooks_for_types): Add
6301 get_argument_pack_elems.
6302 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6303 (lang_hooks): Added get_innermost_generic_parms,
6304 get_innermost_generic_args.
6305 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6306 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6307 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6308 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6310 2009-08-31 DJ Delorie <dj@redhat.com>
6312 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6313 it once we start generating the prologue or epilogue.
6314 (mep_call_saves_register): If the frame is locked, re-use
6316 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6317 (mep_expand_prologue): Call it.
6318 (mep_expand_epilogue): Likewise.
6319 (mep_start_function): Use the same logic as mep_expand_prologue.
6320 (mep_pass_by_reference): Make logic more readable.
6321 (mep_return_in_memory): Zero-sized objects are passed in memory.
6322 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6324 2009-08-31 Richard Guenther <rguenther@suse.de>
6326 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6327 to query if the memory regions for memmove overlap.
6328 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6329 asserts on pointers, instead deal with odd trees.
6330 (ptr_derefs_may_alias_p): Likewise.
6331 (refs_may_alias_p_1): Constructor bases also never alias.
6333 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6335 * doc/install.texi (Final install): Adjust reference on where to
6336 order printed manuals.
6338 2009-08-30 Olivier Hainque <hainque@adacore.com>
6340 * dwarf2out.c (switch_to_frame_table_section): Move
6341 definition prior to first use.
6343 2009-08-30 Richard Guenther <rguenther@suse.de>
6345 PR tree-optimization/41186
6346 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6347 (ao_ref_init_from_ptr_and_size): New function.
6348 (ref_maybe_used_by_call_p_1): Be more precise tracking
6349 used ranges for builtin functions.
6350 (ref_maybe_used_by_call_p): Adjust.
6351 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6352 ranges for builtin functions.
6353 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6355 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6358 * fwprop.c (get_reg_use_in): Delete.
6359 (free_load_extend): New function.
6360 (forward_propagate_subreg): Use it.
6362 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6364 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6366 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6369 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6372 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6374 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6375 fini or fini_array section.
6377 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6379 * graphite-dependences.c (graphite_legal_transform_bb): Call
6380 pbb_remove_duplicate_pdrs.
6381 * graphite-poly.c (can_collapse_pdr): Removed.
6382 (pdr_find_duplicate): Removed.
6383 (can_collapse_pdrs): New.
6384 (pbb_remove_duplicate_pdrs): New.
6385 (new_poly_dr): Do not look for duplicates.
6386 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6387 (PBB_PDR_DUPLICATES_REMOVED): New.
6388 (pbb_remove_duplicate_pdrs): Declared.
6390 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6392 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6393 the strides by multiplying by PDR_NB_REFS.
6394 * graphite-poly.c (can_collapse_pdr): New.
6395 (pdr_find_duplicate): New.
6396 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6397 Initialize PDR_NB_REFS.
6398 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6400 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6402 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6405 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6408 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6410 * graphite-dependences.c (pddr_original_scattering): Return NULL
6411 for read-read dependence relations.
6412 * graphite-poly.h (enum poly_dr_type): Fix comment.
6415 (pdr_may_write_p): New.
6417 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6419 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6420 (struct poly_dr): Same.
6421 (new_poly_dr): Same.
6422 * graphite-poly.c (new_poly_dr): Same.
6423 * graphite-dependences.c (dot_deps): Disable call to system.
6425 2009-08-28 Cary Coutant <ccoutant@google.com>
6428 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6429 struct/union/enum types local to a function.
6431 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6432 Sebastian Pop <sebastian.pop@amd.com>
6434 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6435 pbb_strip_mine_time_depth. Changed the implementation so that
6436 transformation is expressed as a transformation on
6437 time (scatttering) dimensions. Also, ensures that the 2d+1
6438 scheduling format is preserved.
6439 (pbb_strip_mine_profitable_p): Profitability is based on the
6440 iteration number of a given time (scattering) dimension,
6441 and not on a original loop depth dimension.
6442 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6443 (pbb_do_strip_mine): Call psct_dynamic_dim.
6444 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6445 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6446 (pbb_nb_dynamic_scattering_transform): New.
6447 (psct_dynamic_dim): New.
6449 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6451 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6452 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6453 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6454 * graphite-interchange.c (build_linearized_memory_access): Same.
6455 (memory_stride_in_loop): Same.
6457 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6459 * graphite-dependences.c (pddr_original_scattering): New.
6460 (graphite_legal_transform_dr): Call pddr_original_scattering.
6463 * graphite-dependences.h (dot_deps): Declared.
6464 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6465 (print_pdr): Print PDR_ID.
6466 * graphite-poly.h (struct poly_dr): Add field id.
6469 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6471 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6473 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6474 not delete the original dependence relation.
6476 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6478 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6479 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6480 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6481 (free_poly_ddr): New.
6482 (pddr_is_empty): New.
6483 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6484 (dependence_polyhedron): Same. Remove useless gcc_assert.
6486 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6487 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6488 * graphite-dependences.h (enum poly_dependence_kind): New.
6489 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6490 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6491 (PDRP_SINK): Renamed PDDR_SINK.
6492 (PDRP_DDP): Renamed PDDR_DDP.
6494 (free_poly_ddr): Declared.
6495 * graphite-poly.c (new_scop): Use the new hash function names.
6496 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6497 into original_pddrs.
6498 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6500 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6502 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6503 bounds with LT_EXPR to make niter analysis more precise on code
6504 generated by Graphite.
6506 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6508 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6509 (graphite_legal_transform_bb): Same.
6510 (poly_drs_may_alias_p): Same.
6512 2009-08-28 Richard Guenther <rguenther@suse.de>
6514 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6516 2009-08-28 Jan Beulich <jbeulich@novell.com>
6518 * config/i386/netware.c: Include langhooks.h.
6519 (i386_nlm_encode_section_info): Simplify.
6520 (netware_override_options): Delete.
6521 * config/i386/netware.h (netware_override_options): Delete
6523 (OVERRIDE_OPTIONS): Delete definition.
6524 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6525 (ASM_COMMENT_START): Define.
6526 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6528 2009-08-28 Jan Beulich <jbeulich@novell.com>
6530 * configure.ac: For in-tree ld, do a plain version check to
6531 determine whether comdat groups are supported.
6532 * configure: Regenerate.
6534 2009-08-28 Olivier Hainque <hainque@adacore.com>
6536 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6537 always defined. Reflect definition or absence of such for
6538 COLLECT_EXPORT_LIST. Readability helper.
6539 (scanfilter): New enum, to help control what symbols
6540 are to be considered or ignored by scan_prog_file.
6541 (enum pass): Rename as "scanpass", moved together with scanfilter
6542 prior to scan_prog_file's prototype.
6543 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6544 Group prototype with the scanpass/scanfilter definitions, factorize
6545 head comments for the several implementations at the prototype.
6546 (main): Reorganize the first pass link control to let AIX
6547 drag only the needed frame tables in executables. Prevent
6548 frame tables collection during the scan aimed at static ctors.
6549 Pre-link and scan for frame tables later to compensate.
6550 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6551 A C statement to issue assembly directives that create a reference
6552 to the given DWARF table identifier label from the current function
6554 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6555 to differentiate first time section entry. Only emit a .data
6556 tables start identifier label the first time around.
6557 (switch_to_frame_table_section): New function. Helper for
6558 output_call_frame_info to switch possibly BACK into the eh_frame
6559 or the debug_frame section depending on FOR_EH.
6560 (output_call_frame_info): Use helper to first enter the proper
6562 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6563 emit a link to the frame table start label from each function
6565 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6566 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6567 * config/rs6000/rs6000-protos.h: Declare it.
6568 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6570 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6572 * config/sh/sh.c (split_branches): Check the result of
6575 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6577 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6578 using -pthread -fopenmp
6580 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6582 * doc/service.texi (service directory): Update URL.
6584 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6586 PR rtl-optimization/40861
6587 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6588 extract word from a multi-word subreg for negative byte positions.
6590 2009-08-27 Tristan Gingold <gingold@adacore.com>
6591 Douglas B Rupp <rupp@gnat.com>
6593 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6594 (SECTION_VMS_OVERLAY): Define.
6595 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6597 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6599 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6600 common_object declarations.
6601 (ia64_section_type_flags): Set section flag for common_object.
6602 * config/ia64/ia64-protos.h
6603 (ia64_vms_output_aligned_decl_common): Declare.
6604 (ia64_vms_elf_asm_named_section): Declare.
6606 2009-08-27 Michael Matz <matz@suse.de>
6608 * expr.c (expand_expr_real_2): New function taking exploded
6609 unary or binary expression, split out from ...
6610 (expand_expr_real_1): ... here. Move over all unary/binary
6611 switch parts to above function, in particular these codes:
6612 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6613 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6614 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6615 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6616 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6617 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6618 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6619 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6620 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6621 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6622 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6623 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6624 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6625 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6626 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6627 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6628 VEC_PACK_FIX_TRUNC_EXPR.
6629 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6632 2009-08-27 Richard Guenther <rguenther@suse.de>
6634 * gengtype.c (main): Handle uint64_t.
6635 * ipa-utils.c (get_base_var): Indent properly.
6636 * tree-ssa-live.c (debug_scope_block): New function.
6637 * tree-flow.h (debug_scope_block): Declare.
6638 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6639 * basic-block.h (enum profile_status): Rename to
6640 enum profile_status_d.
6641 (x_profile_status): Adjust type.
6643 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6646 * dwarf2out.c (get_context_die): Declare this static function.
6647 (gen_type_die_with_usage): Make sure a DIE is a generated for
6648 the context of a typedef.
6650 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6652 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6655 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6657 * config/mips/mips-protos.h (mips_output_sync): Declare.
6658 (mips_sync_loop_insns): Likewise.
6659 (mips_output_sync_loop): Replace first two parameters with an rtx.
6660 * config/mips/mips.c (mips_multi_member): New structure.
6661 (mips_multi_members): New variable.
6662 (mips_multi_start): New function.
6663 (mips_multi_add): Likewise.
6664 (mips_multi_add_insn): Likewise.
6665 (mips_multi_add_label): Likewise.
6666 (mips_multi_last_index): Likewise.
6667 (mips_multi_copy_insn): Likewise.
6668 (mips_multi_set_operand): Likewise.
6669 (mips_multi_write): Likewise.
6670 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6671 (mips_init_print_operand_punct): Update accordingly.
6672 (mips_start_ll_sc_sync_block): New function.
6673 (mips_end_ll_sc_sync_block): Likewise.
6674 (mips_output_sync): Likewise.
6675 (mips_sync_insn1_template): Likewise.
6676 (mips_sync_insn2_template): Likewise.
6677 (mips_get_sync_operand): Likewise.
6678 (mips_process_sync_loop): Likewise.
6679 (mips_output_sync_loop): Use mips_process_sync_loop.
6680 (mips_sync_loop_insns): New function.
6681 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6682 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6683 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6684 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6685 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6686 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6687 (MIPS_SYNC_OLD_OP_12): Likewise.
6688 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6689 (MIPS_SYNC_NEW_OP_12): Likewise.
6690 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6691 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6692 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6693 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6694 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6695 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6696 * config/mips/mips.md (sync_mem): New attribute.
6697 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6698 (sync_exclusive_mask, sync_required_oldval): Likewise.
6699 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6700 (sync_release_barrier): Likewise.
6701 (length): Handle sync loops.
6702 (sync): Use mips_output_sync.
6703 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6704 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6705 and use mips_output_sync_loop.
6706 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6707 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6708 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6709 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6710 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6711 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6712 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6713 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6714 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6716 2009-08-26 Richard Guenther <rguenther@suse.de>
6719 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6720 the types to not match.
6721 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6723 * tree-ssa.c (useless_type_conversion_p): Conversions to
6724 pointers to unprototyped functions are useless.
6726 2009-08-26 Richard Guenther <rguenther@suse.de>
6728 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6729 whole-program condition, prepare to be called for non-globals.
6730 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6731 params build a representative with known type and track its fields.
6733 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6735 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6736 clearing by a taken branch.
6737 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6738 effectively after bbro pass.
6739 (sync_nand<mode>): Ditto.
6740 (sync_old_<fetchop_name><mode>): Ditto.
6741 (sync_old_nand<mode>): Ditto.
6742 (sync_new_<fetchop_name><mode>): Dito.
6743 (sync_new_nand<mode>): Ditto.
6744 (sync_compare_and_swap<mode>_1): Ditto.
6745 (*sync_compare_and_swap<mode>): Ditto.
6746 (sync_lock_test_and_set<mode>_1): Ditto.
6747 ("sync_lock_test_and_set<mode>): Ditto.
6749 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6751 * hwint.h (HOST_LONG_FORMAT): New macro
6752 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6753 Use HOST_PTR_PRINTF.
6754 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6755 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6756 (HOST_PTR_PRINTF): Document.
6758 2009-08-25 Jan Hubicka <jh@suse.cz>
6760 * config/i386/bmmintrin.h: Replace by #error.
6763 Michael Meissner <michael.meissner@amd.com>
6764 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6765 Tony Linthicum <tony.linthicum@amd.com>
6767 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6768 (TARGET_ROUND): New macro for the round/ptest instructions which
6769 are shared between SSE4.1 and SSE5.
6770 (OPTION_MASK_ISA_ROUND): Ditto.
6771 (OPTION_ISA_ROUND): Ditto.
6772 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6773 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6775 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6776 (-mfused-madd): New switch to give users control over whether the
6777 compiler optimizes to use the multiply/add SSE5 instructions.
6779 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6780 (ix86_handle_option): Turn off 3dnow if -msse5.
6781 (override_options): Add SSE5 support.
6782 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6784 (ix86_expand_sse_movcc): Add SSE5 support.
6785 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6786 vector type to the next largest size.
6787 (ix86_expand_sse5_pack): New function to use pperm to pack a
6788 vector type to the next smallest size.
6789 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6790 (IX86_BUILTIN_FMADDSD): Ditto.
6791 (IX86_BUILTIN_FMADDPS): Ditto.
6792 (IX86_BUILTIN_FMADDPD): Ditto.
6793 (IX86_BUILTIN_FMSUBSS): Ditto.
6794 (IX86_BUILTIN_FMSUBSD): Ditto.
6795 (IX86_BUILTIN_FMSUBPS): Ditto.
6796 (IX86_BUILTIN_FMSUBPD): Ditto.
6797 (IX86_BUILTIN_FNMADDSS): Ditto.
6798 (IX86_BUILTIN_FNMADDSD): Ditto.
6799 (IX86_BUILTIN_FNMADDPS): Ditto.
6800 (IX86_BUILTIN_FNMADDPD): Ditto.
6801 (IX86_BUILTIN_FNMSUBSS): Ditto.
6802 (IX86_BUILTIN_FNMSUBSD): Ditto.
6803 (IX86_BUILTIN_FNMSUBPS): Ditto.
6804 (IX86_BUILTIN_FNMSUBPD): Ditto.
6805 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6806 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6807 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6808 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6809 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6810 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6811 (IX86_BUILTIN_PPERM): Ditto.
6812 (IX86_BUILTIN_PERMPS): Ditto.
6813 (IX86_BUILTIN_PERMPD): Ditto.
6814 (IX86_BUILTIN_PMACSSWW): Ditto.
6815 (IX86_BUILTIN_PMACSWW): Ditto.
6816 (IX86_BUILTIN_PMACSSWD): Ditto.
6817 (IX86_BUILTIN_PMACSWD): Ditto.
6818 (IX86_BUILTIN_PMACSSDD): Ditto.
6819 (IX86_BUILTIN_PMACSDD): Ditto.
6820 (IX86_BUILTIN_PMACSSDQL): Ditto.
6821 (IX86_BUILTIN_PMACSSDQH): Ditto.
6822 (IX86_BUILTIN_PMACSDQL): Ditto.
6823 (IX86_BUILTIN_PMACSDQH): Ditto.
6824 (IX86_BUILTIN_PMADCSSWD): Ditto.
6825 (IX86_BUILTIN_PMADCSWD): Ditto.
6826 (IX86_BUILTIN_PHADDBW): Ditto.
6827 (IX86_BUILTIN_PHADDBD): Ditto.
6828 (IX86_BUILTIN_PHADDBQ): Ditto.
6829 (IX86_BUILTIN_PHADDWD): Ditto.
6830 (IX86_BUILTIN_PHADDWQ): Ditto.
6831 (IX86_BUILTIN_PHADDDQ): Ditto.
6832 (IX86_BUILTIN_PHADDUBW): Ditto.
6833 (IX86_BUILTIN_PHADDUBD): Ditto.
6834 (IX86_BUILTIN_PHADDUBQ): Ditto.
6835 (IX86_BUILTIN_PHADDUWD): Ditto.
6836 (IX86_BUILTIN_PHADDUWQ): Ditto.
6837 (IX86_BUILTIN_PHADDUDQ): Ditto.
6838 (IX86_BUILTIN_PHSUBBW): Ditto.
6839 (IX86_BUILTIN_PHSUBWD): Ditto.
6840 (IX86_BUILTIN_PHSUBDQ): Ditto.
6841 (IX86_BUILTIN_PROTB): Ditto.
6842 (IX86_BUILTIN_PROTW): Ditto.
6843 (IX86_BUILTIN_PROTD): Ditto.
6844 (IX86_BUILTIN_PROTQ): Ditto.
6845 (IX86_BUILTIN_PROTB_IMM): Ditto.
6846 (IX86_BUILTIN_PROTW_IMM): Ditto.
6847 (IX86_BUILTIN_PROTD_IMM): Ditto.
6848 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6849 (IX86_BUILTIN_PSHLB): Ditto.
6850 (IX86_BUILTIN_PSHLW): Ditto.
6851 (IX86_BUILTIN_PSHLD): Ditto.
6852 (IX86_BUILTIN_PSHLQ): Ditto.
6853 (IX86_BUILTIN_PSHAB): Ditto.
6854 (IX86_BUILTIN_PSHAW): Ditto.
6855 (IX86_BUILTIN_PSHAD): Ditto.
6856 (IX86_BUILTIN_PSHAQ): Ditto.
6857 (IX86_BUILTIN_FRCZSS): Ditto.
6858 (IX86_BUILTIN_FRCZSD): Ditto.
6859 (IX86_BUILTIN_FRCZPS): Ditto.
6860 (IX86_BUILTIN_FRCZPD): Ditto.
6861 (IX86_BUILTIN_CVTPH2PS): Ditto.
6862 (IX86_BUILTIN_CVTPS2PH): Ditto.
6863 (IX86_BUILTIN_COMEQSS): Ditto.
6864 (IX86_BUILTIN_COMNESS): Ditto.
6865 (IX86_BUILTIN_COMLTSS): Ditto.
6866 (IX86_BUILTIN_COMLESS): Ditto.
6867 (IX86_BUILTIN_COMGTSS): Ditto.
6868 (IX86_BUILTIN_COMGESS): Ditto.
6869 (IX86_BUILTIN_COMUEQSS): Ditto.
6870 (IX86_BUILTIN_COMUNESS): Ditto.
6871 (IX86_BUILTIN_COMULTSS): Ditto.
6872 (IX86_BUILTIN_COMULESS): Ditto.
6873 (IX86_BUILTIN_COMUGTSS): Ditto.
6874 (IX86_BUILTIN_COMUGESS): Ditto.
6875 (IX86_BUILTIN_COMORDSS): Ditto.
6876 (IX86_BUILTIN_COMUNORDSS): Ditto.
6877 (IX86_BUILTIN_COMFALSESS): Ditto.
6878 (IX86_BUILTIN_COMTRUESS): Ditto.
6879 (IX86_BUILTIN_COMEQSD): Ditto.
6880 (IX86_BUILTIN_COMNESD): Ditto.
6881 (IX86_BUILTIN_COMLTSD): Ditto.
6882 (IX86_BUILTIN_COMLESD): Ditto.
6883 (IX86_BUILTIN_COMGTSD): Ditto.
6884 (IX86_BUILTIN_COMGESD): Ditto.
6885 (IX86_BUILTIN_COMUEQSD): Ditto.
6886 (IX86_BUILTIN_COMUNESD): Ditto.
6887 (IX86_BUILTIN_COMULTSD): Ditto.
6888 (IX86_BUILTIN_COMULESD): Ditto.
6889 (IX86_BUILTIN_COMUGTSD): Ditto.
6890 (IX86_BUILTIN_COMUGESD): Ditto.
6891 (IX86_BUILTIN_COMORDSD): Ditto.
6892 (IX86_BUILTIN_COMUNORDSD): Ditto.
6893 (IX86_BUILTIN_COMFALSESD): Ditto.
6894 (IX86_BUILTIN_COMTRUESD): Ditto.
6895 (IX86_BUILTIN_COMEQPS): Ditto.
6896 (IX86_BUILTIN_COMNEPS): Ditto.
6897 (IX86_BUILTIN_COMLTPS): Ditto.
6898 (IX86_BUILTIN_COMLEPS): Ditto.
6899 (IX86_BUILTIN_COMGTPS): Ditto.
6900 (IX86_BUILTIN_COMGEPS): Ditto.
6901 (IX86_BUILTIN_COMUEQPS): Ditto.
6902 (IX86_BUILTIN_COMUNEPS): Ditto.
6903 (IX86_BUILTIN_COMULTPS): Ditto.
6904 (IX86_BUILTIN_COMULEPS): Ditto.
6905 (IX86_BUILTIN_COMUGTPS): Ditto.
6906 (IX86_BUILTIN_COMUGEPS): Ditto.
6907 (IX86_BUILTIN_COMORDPS): Ditto.
6908 (IX86_BUILTIN_COMUNORDPS): Ditto.
6909 (IX86_BUILTIN_COMFALSEPS): Ditto.
6910 (IX86_BUILTIN_COMTRUEPS): Ditto.
6911 (IX86_BUILTIN_COMEQPD): Ditto.
6912 (IX86_BUILTIN_COMNEPD): Ditto.
6913 (IX86_BUILTIN_COMLTPD): Ditto.
6914 (IX86_BUILTIN_COMLEPD): Ditto.
6915 (IX86_BUILTIN_COMGTPD): Ditto.
6916 (IX86_BUILTIN_COMGEPD): Ditto.
6917 (IX86_BUILTIN_COMUEQPD): Ditto.
6918 (IX86_BUILTIN_COMUNEPD): Ditto.
6919 (IX86_BUILTIN_COMULTPD): Ditto.
6920 (IX86_BUILTIN_COMULEPD): Ditto.
6921 (IX86_BUILTIN_COMUGTPD): Ditto.
6922 (IX86_BUILTIN_COMUGEPD): Ditto.
6923 (IX86_BUILTIN_COMORDPD): Ditto.
6924 (IX86_BUILTIN_COMUNORDPD): Ditto.
6925 (IX86_BUILTIN_COMFALSEPD): Ditto.
6926 (IX86_BUILTIN_COMTRUEPD): Ditto.
6927 (IX86_BUILTIN_PCOMEQUB): Ditto.
6928 (IX86_BUILTIN_PCOMNEUB): Ditto.
6929 (IX86_BUILTIN_PCOMLTUB): Ditto.
6930 (IX86_BUILTIN_PCOMLEUB): Ditto.
6931 (IX86_BUILTIN_PCOMGTUB): Ditto.
6932 (IX86_BUILTIN_PCOMGEUB): Ditto.
6933 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6934 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6935 (IX86_BUILTIN_PCOMEQUW): Ditto.
6936 (IX86_BUILTIN_PCOMNEUW): Ditto.
6937 (IX86_BUILTIN_PCOMLTUW): Ditto.
6938 (IX86_BUILTIN_PCOMLEUW): Ditto.
6939 (IX86_BUILTIN_PCOMGTUW): Ditto.
6940 (IX86_BUILTIN_PCOMGEUW): Ditto.
6941 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6942 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6943 (IX86_BUILTIN_PCOMEQUD): Ditto.
6944 (IX86_BUILTIN_PCOMNEUD): Ditto.
6945 (IX86_BUILTIN_PCOMLTUD): Ditto.
6946 (IX86_BUILTIN_PCOMLEUD): Ditto.
6947 (IX86_BUILTIN_PCOMGTUD): Ditto.
6948 (IX86_BUILTIN_PCOMGEUD): Ditto.
6949 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6950 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6951 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6952 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6953 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6954 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6955 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6956 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6957 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6958 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6959 (IX86_BUILTIN_PCOMEQB): Ditto.
6960 (IX86_BUILTIN_PCOMNEB): Ditto.
6961 (IX86_BUILTIN_PCOMLTB): Ditto.
6962 (IX86_BUILTIN_PCOMLEB): Ditto.
6963 (IX86_BUILTIN_PCOMGTB): Ditto.
6964 (IX86_BUILTIN_PCOMGEB): Ditto.
6965 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6966 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6967 (IX86_BUILTIN_PCOMEQW): Ditto.
6968 (IX86_BUILTIN_PCOMNEW): Ditto.
6969 (IX86_BUILTIN_PCOMLTW): Ditto.
6970 (IX86_BUILTIN_PCOMLEW): Ditto.
6971 (IX86_BUILTIN_PCOMGTW): Ditto.
6972 (IX86_BUILTIN_PCOMGEW): Ditto.
6973 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6974 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6975 (IX86_BUILTIN_PCOMEQD): Ditto.
6976 (IX86_BUILTIN_PCOMNED): Ditto.
6977 (IX86_BUILTIN_PCOMLTD): Ditto.
6978 (IX86_BUILTIN_PCOMLED): Ditto.
6979 (IX86_BUILTIN_PCOMGTD): Ditto.
6980 (IX86_BUILTIN_PCOMGED): Ditto.
6981 (IX86_BUILTIN_PCOMFALSED): Ditto.
6982 (IX86_BUILTIN_PCOMTRUED): Ditto.
6983 (IX86_BUILTIN_PCOMEQQ): Ditto.
6984 (IX86_BUILTIN_PCOMNEQ): Ditto.
6985 (IX86_BUILTIN_PCOMLTQ): Ditto.
6986 (IX86_BUILTIN_PCOMLEQ): Ditto.
6987 (IX86_BUILTIN_PCOMGTQ): Ditto.
6988 (IX86_BUILTIN_PCOMGEQ): Ditto.
6989 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6990 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6991 (enum multi_arg_type): New enum for describing the various SSE5
6992 intrinsic argument types.
6993 (bdesc_multi_arg): New table for SSE5 intrinsics.
6994 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6995 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6997 (ix86_expand_builtin): Add SSE5 intrinsic support.
6998 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6999 operand instructions.
7000 (ix86_expand_sse5_multiple_memory): New function to split the
7001 second memory reference from SSE5 instructions.
7002 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7003 (ix86_return_pops_args): Use stdarg_p to determine if the function
7004 has variable arguments.
7005 (ix86_setup_incoming_varargs): Ditto.
7006 (x86_this_parameter): Ditto.
7008 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7010 (ix86_expand_sse5_pack): Ditto.
7011 (ix86_sse5_valid_op_p): Ditto.
7012 (ix86_expand_sse5_multiple_memory): Ditto.
7014 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7015 constant for SSE5 support.
7016 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7017 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7018 (UNSPEC_SSE5_PERMUTE): Ditto.
7019 (UNSPEC_SSE5_ASHIFT): Ditto.
7020 (UNSPEC_SSE5_LSHIFT): Ditto.
7021 (UNSPEC_FRCZ): Ditto.
7022 (UNSPEC_CVTPH2PS): Ditto.
7023 (UNSPEC_CVTPS2PH): Ditto.
7024 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7026 (COM_FALSE_S): Ditto.
7027 (COM_FALSE_P): Ditto.
7028 (COM_TRUE_S): Ditto.
7029 (COM_TRUE_P): Ditto.
7030 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7031 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7033 (memory attribute): Ditto.
7034 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7035 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7036 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7037 (floor<mode>2): Ditto.
7038 (ceil<mode>2): Ditto.
7039 (btrunc<mode>2): Ditto.
7040 (nearbyintdf2): Ditto.
7041 (nearbyintsf2): Ditto.
7042 (sse_setccsf): Disable if SSE5.
7043 (sse_setccdf): Ditto.
7044 (sse5_setcc<mode>): New support for SSE5 conditional move.
7045 (sse5_pcmov_<mode>): Ditto.
7047 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7049 (SSEMODEF2P): Ditto.
7050 (ssemodesuffixf4): New mode attribute for SSE5.
7051 (ssemodesuffixf2s): Ditto.
7052 (ssemodesuffixf2c): Ditto.
7053 (sserotatemax): Ditto.
7054 (ssescalarmode): Ditto.
7055 (sse_maskcmpv4sf3): Disable if SSE5.
7056 (sse_maskcmpv2df3): Ditto.
7057 (sse_vmmaskcmpv4sf3): Ditto.
7058 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7059 (sse5_vmfmadd<mode>4): Ditto.
7060 (sse5_fmsub<mode>4): Ditto.
7061 (sse5_vmfmsub<mode>4): Ditto.
7062 (sse5_fnmadd<mode>4): Ditto.
7063 (sse5_vmfnmadd<mode>4): Ditto.
7064 (sse5_fnmsub<mode>4): Ditto.
7065 (sse5_vmfnmsub<mode>4): Ditto.
7066 (sse5i_fmadd<mode>4): Ditto.
7067 (sse5i_fmsub<mode>4): Ditto.
7068 (sse5i_fnmadd<mode>4): Ditto.
7069 (sse5i_fnmsub<mode>4): Ditto.
7070 (sse5i_vmfmadd<mode>4): Ditto.
7071 (sse5i_vmfmsub<mode>4): Ditto.
7072 (sse5i_vmfnmadd<mode>4): Ditto.
7073 (sse5i_vmfnmsub<mode>4): Ditto.
7074 (mulv16qi3): Add SSE5 support.
7076 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7077 (sse2_mulv4si3): Disable if SSE5.
7078 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7079 (sse4_1_roundps): Ditto.
7080 (sse4_1_roundsd): Ditto.
7081 (sse4_1_roundss): Ditto.
7082 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7084 (sse_maskcmpsf3): Ditto.
7085 (sse_vmmaskcmpv4sf3): Ditto.
7086 (sse2_maskcmpv2df3): Ditto.
7087 (sse2_maskcmpdf3): Ditto.
7088 (sse2_vmmaskcmpv2df3): Ditto.
7089 (sse2_eq<mode>3): Ditto.
7090 (sse2_gt<mode>3): Ditto.
7091 (sse5_pcmov_<mode>): Add SSE5 support.
7092 (vec_unpacku_hi_v16qi): Ditto.
7093 (vec_unpacks_hi_v16qi): Ditto.
7094 (vec_unpacku_lo_v16qi): Ditto.
7095 (vec_unpacks_lo_v16qi): Ditto.
7096 (vec_unpacku_hi_v8hi): Ditto.
7097 (vec_unpacks_hi_v8hi): Ditto.
7098 (vec_unpacku_lo_v8hi): Ditto.
7099 (vec_unpacks_lo_v8hi): Ditto.
7100 (vec_unpacku_hi_v4si): Ditto.
7101 (vec_unpacks_hi_v4si): Ditto.
7102 (vec_unpacku_lo_v4si): Ditto.
7103 (vec_unpacks_lo_v4si): Ditto.
7104 (sse5_pmacsww): New SSE5 intrinsic insn.
7105 (sse5_pmacssww): Ditto.
7106 (sse5_pmacsdd): Ditto.
7107 (sse5_pmacssdd): Ditto.
7108 (sse5_pmacssdql): Ditto.
7109 (sse5_pmacssdqh): Ditto.
7110 (sse5_pmacsdqh): Ditto.
7111 (sse5_pmacsswd): Ditto.
7112 (sse5_pmacswd): Ditto.
7113 (sse5_pmadcsswd): Ditto.
7114 (sse5_pmadcswd): Ditto.
7115 (sse5_pcmov_<move>): Conditional move support on SSE5.
7116 (sse5_phaddbw): New SSE5 intrinsic insn.
7117 (sse5_phaddbd): Ditto.
7118 (sse5_phaddbq): Ditto.
7119 (sse5_phaddwd): Ditto.
7120 (sse5_phaddwq): Ditto.
7121 (sse5_phadddq): Ditto.
7122 (sse5_phaddubw): Ditto.
7123 (sse5_phaddubd): Ditto.
7124 (sse5_phaddubq): Ditto.
7125 (sse5_phadduwd): Ditto.
7126 (sse5_phadduwq): Ditto.
7127 (sse5_phaddudq): Ditto.
7128 (sse5_phsubbw): Ditto.
7129 (sse5_phsubwd): Ditto.
7130 (sse5_phsubdq): Ditto.
7131 (sse5_pperm): Ditto.
7132 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7133 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7134 (sse5_pperm_sign_v8hi_v4si): Ditto.
7135 (sse5_pperm_zero_v8hi_v4si): Ditto.
7136 (sse5_pperm_sign_v4si_v2di): Ditto.
7137 (sse5_pperm_sign_v4si_v2di): Ditto.
7138 (sse5_pperm_pack_v2di_v4si): Ditto.
7139 (sse5_pperm_pack_v4si_v8hi): Ditto.
7140 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7141 (sse5_perm<mode>): New SSE5 intrinsic insn.
7142 (rotl<mode>3): Ditto.
7143 (sse5_rotl<mode>3): Ditto.
7144 (sse5_ashl<mode>3): Ditto.
7145 (sse5_lshl<mode>3): Ditto.
7146 (sse5_frcz<mode>2): Ditto.
7147 (sse5s_frcz<mode>2): Ditto.
7148 (sse5_cvtph2ps): Ditto.
7149 (sse5_cvtps2ph): Ditto.
7150 (sse5_vmmaskcmp<mode>3): Ditto.
7151 (sse5_com_tf<mode>3): Ditto.
7152 (sse5_maskcmp<mode>3): Ditto.
7153 (sse5_maskcmp_uns<mode>3): Ditto.
7154 (sse5_maskcmp_uns2<mode>3): Ditto.
7155 (sse5_pcom_tf<mode>3): Ditto.
7157 * config/i386/predicates.md (sse5_comparison_float_operator):
7158 New predicate to match the comparison operators supported by
7159 the SSE5 com instruction.
7160 (ix86_comparison_int_operator): New predicate to match just the
7161 signed int comparisons.
7162 (ix86_comparison_uns_operator): New predicate to match just the
7163 unsigned int comparisons.
7165 * doc/invoke.texi (-msse5): Add documentation.
7166 (-mfused-madd): Ditto.
7168 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7170 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7172 (x86_64-*-*): Ditto.
7174 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7176 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7177 intrinisics for SSE5.
7179 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7182 * config/i386/mmintrin-common.h: New file, to contain common
7183 instructions between SSE4.1 and SSE5.
7185 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7186 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7187 (gen_regparm_prefix): Ditto.
7189 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7190 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7191 prototype_p to determine if a function is prototyped.
7193 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7195 * c-common.c (c_common_reswords) add the alignof keyword,
7196 with same RID as __alignof and __alignof__
7198 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7200 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7201 * hooks.c (hook_bool_const_int_const_int_true): New function.
7202 * target.h (struct gcc_target): Add can_eliminate field.
7203 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7204 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7205 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7206 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7207 (elim_table): Revise comment.
7208 * system.h (CAN_ELIMINATE): Poison.
7209 * defaults.h (CAN_ELIMINATE): Remove.
7210 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7212 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7213 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7215 (alpha_vms_can_eliminate): Declare as static, change return type to
7217 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7219 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7220 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7221 (arm_can_eliminate): New function.
7223 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7224 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7225 (avr_can_eliminate): Declare as static.
7226 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7228 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7229 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7230 (bfin_can_eliminate): New function.
7232 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7233 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7234 (crx_can_eliminate): New function.
7236 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7237 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7238 (fr30_can_eliminate): New function.
7240 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7241 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7242 (frv_can_eliminate): New function.
7244 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7245 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7246 (h8300_can_eliminate): New function.
7248 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7249 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7250 (i386_can_eliminate): Declare as static, change return type to bool.
7251 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7253 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7254 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7255 (ia64_can_eliminate): New function.
7257 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7258 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7259 (iq2000_can_eliminate): New function.
7261 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7262 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7263 (m32r_can_eliminate): New function.
7265 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7266 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7267 (m68hc11_can_eliminate): New function.
7269 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7270 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7271 (m68k_can_eliminate): New function.
7273 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7274 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7275 (mep_can_eliminate): New function.
7277 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7278 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7279 (mips_can_eliminate): New function.
7281 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7282 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7283 (rs6000_can_eliminate): New function.
7285 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7286 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7287 (s390_can_eliminate): Declare as static.
7288 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7290 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7291 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7292 (score_can_eliminate): New function.
7294 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7295 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7296 (sparc_can_eliminate): Declare as static.
7297 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7299 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7300 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7301 (xstormy16_can_eliminate): New function.
7303 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7304 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7305 (v850_can_eliminate): New function.
7307 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7309 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7310 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7311 (*movdfcc_ext[1234]): Disable for IEEE mode.
7313 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7315 * gimplify.c (prepare_gimple_addressable): New static function.
7316 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7318 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7319 manually fiddling with it.
7321 2009-08-25 Michael Matz <matz@suse.de>
7323 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7324 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7326 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7327 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7328 (do_jump): Split out code for simple binary comparisons into ...
7329 (do_jump_1): ... this, taking the individual operands and code.
7330 Change callers to helper function above accordingly.
7331 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7334 2009-08-25 Michael Matz <matz@suse.de>
7336 * expr.h (struct separate_ops, sepops): New type for passing
7337 around an exploded simple expression.
7338 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7339 Use this structure instead of expression tree.
7340 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7341 expression, only its type.
7342 (expand_vec_cond_expr): Take type and individual operands instead
7344 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7345 expand_vec_shift_expr): Change prototype accordingly.
7346 * tree-vect-stmts.c (vectorizable_condition): Change call of
7347 expand_vec_cond_expr_p to pass only type.
7348 * expr.c (do_store_flags): Change prototype and implementation
7349 to take an exploded expression.
7350 (expand_expr_real_1): New local ops initialized with details
7351 of the full expression. Use it instead of full
7352 expression in calls to do_store_flags, expand_vec_cond_expr,
7353 expand_widen_pattern_expr and expand_vec_shift_expr.
7355 2009-08-25 Michael Matz <matz@suse.de>
7357 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7358 treeop2 initialized with first three operands of the full expression.
7359 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7361 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7363 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7364 (__gthread_objc_condition_allocate): Mark arguments as unused.
7365 (__gthread_objc_condition_deallocate): Likewise.
7366 (__gthread_objc_condition_wait): Likewise.
7367 (__gthread_objc_condition_broadcast): Likewise.
7368 (__gthread_objc_condition_signal): Likewise.
7369 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7370 (__gthread_objc_thread_id): Likewise.
7372 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7375 * tree-pretty-print.c (print_call_name): Print the correct call name
7376 for procedure pointer components.
7378 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7380 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7381 default_promote_function_mode when not VMS.
7383 2009-08-24 Olivier Hainque <hainque@adacore.com>
7385 * convert.c (convert_to_integer): Don't assume an input pointer is
7386 POINTER_SIZE wide. Fetch from the type instead.
7388 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7390 * configure.ac (AC_PREREQ): Bump to 2.64.
7392 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7394 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7395 (process_command): Don't search standard_exec_prefix_1 and
7396 standard_exec_prefix_2.
7398 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7400 * config/arm/arm.c (output_return_instruction): Handle for
7403 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7405 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7407 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7409 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7410 (*arm_movdf_vfp): Likewise.
7412 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7414 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7415 (vashr<mode>3): Rename from ashr<mode>3.
7416 (vlshr<mode>3): Rename from lshr<mode>3.
7418 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7421 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7422 (check_format_info_main): Use scalar_identify_flag.
7423 (check_format_types): Check for scalar size identity if
7424 scalar_identify_flag is set.
7425 (printf_length_specs): Extend by new field.
7426 (asm_fprintf_length_specs): Likewise.
7427 (gcc_diag_length_specs): Likewise.
7428 (scanf_length_specs): Likewise.
7429 (strfmon_length_specs): Likewise.
7430 (gcc_gfc_length_specs): Likewise.
7431 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7432 (ms_printf_flag_specs): Likewise.
7433 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7435 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7438 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7439 (*call_value_pop_1): Ditto.
7440 (*sibcall_pop_1): New insn pattern.
7441 (*sibcall_value_pop_1): Ditto.
7443 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7446 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7449 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7452 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7453 (get_reg_use_in): New function.
7454 (forward_propagate_subreg): Propagate through subreg of zero_extend
7457 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7459 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7460 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7462 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7464 * configure.ac: Remove --with-datarootdir, --with-docdir,
7465 --with-htmldir switches. No need to call AC_SUBST for
7466 datarootdir, docdir, htmldir any more.
7467 * configure: Regenerate.
7468 * doc/install.texi (Configuration): Document --datarootdir,
7469 --docdir, --htmldir, --pdfdir; update documentation for
7470 --infodir, --mandir.
7471 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7474 * aclocal.m4: Regenerate.
7475 * config.in: Regenerate.
7476 * configure: Regenerate.
7478 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7479 Olivier Hainque <hainque@adacore.com>
7481 * config/ia64/ia64.c: Include libfuncs.h.
7482 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7483 (ia64_expand_call): Use reg 25 on VMS.
7484 (ia64_initialize_trampoline): Fix for VMS ABI.
7485 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7486 (ia64_function_arg): Initialize reg 25 on VMS.
7487 Fix OpenVMS ABI issues for varargs.
7488 For OpenVMS, emit the Argument Information register set in the
7489 incoming/sibcall case as well.
7490 (ia64_arg_type): New function.
7491 (ia64_function_arg_advance): Keep track of cum->words.
7492 Fix OpenVMS ABI issues for varargs.
7493 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7494 (ia64_override_options): Set flag_no_common on VMS.
7495 (ia64_init_builtins): Disable FWRITE builtin.
7496 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7497 (ia64_vms_init_libfuncs): Add decc$ routines.
7498 (ia64_vms_valid_pointer_mode): New function.
7499 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7500 (ia64_promote_function_mode): New function
7501 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7502 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7503 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7504 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7505 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7506 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7507 Suppress trailing '#' if VALUE is numeric.
7508 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7509 ia64_promote_function_mode.
7510 (TARGET_VALID_POINTER_MODE): Define.
7512 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7515 * config/rs6000/rs6000.c (rs6000_override_options): Use
7516 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7519 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7520 reporting of vector + decimal/boolean/complex error.
7522 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7524 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7525 __vector double TYPE_DECL.
7527 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7529 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7530 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7531 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7532 to pointer to enum machine_mode. Update all callers as needed.
7534 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7536 * config/alpha/alpha.md (exception_receiver): Emit alternative
7537 GP load sequence if flag_reorder_blocks_and_partition is set.
7538 (*exception_receiver_2): Also enable when
7539 flag_reorder_blocks_and_partition is set.
7541 2009-08-20 Matt Rice <ratmice@gmail.com>
7542 Diego Novillo <dnovillo@google.com>
7544 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7547 2009-08-20 Richard Guenther <rguenther@suse.de>
7549 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7550 * c-tree.h (c_dup_lang_specific_decl): Remove.
7551 (struct lang_decl, struct lang_type): Move definitions ...
7552 * c-lang.h: ... here. New file.
7553 * c-decl.c: Include c-lang.h.
7554 (c_dup_lang_specific_decl): Remove.
7555 * c-typeck.c: Include c-lang.h.
7556 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7557 (c-typeck.o): Likewise.
7558 * c-config-lang.in (gtfiles): Add c-lang.h.
7559 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7562 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7564 * config/alpha/alpha.c (alpha_end_function): Do not clear
7565 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7566 this is now handled in generic code.
7568 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7570 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7571 (s390_z10_fix_long_loop_prediction): New function.
7572 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7573 (s390_reorg): Walk over the INSNs and invoke
7574 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7576 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7578 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7579 "*brx_64bit", "*brx_31bit"): New patterns.
7580 * config/s390/s390.c ('E'): New output modifier.
7582 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7583 Richard Earnshaw <richard.earnshaw@arm.com>
7585 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7586 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7588 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7590 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7592 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7593 for mode mode of operand0 when doing secondary reload for SAR.
7595 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7598 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7599 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7601 2009-08-19 Jason Merrill <jason@redhat.com>
7603 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7604 supported template depth in C++0x.
7606 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7608 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7609 free_after_compilation.
7610 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7611 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7612 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7613 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7614 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7615 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7616 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7618 2009-08-19 Ian Lance Taylor <iant@google.com>
7620 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7621 of (plus (mult (neg B) C) A).
7623 2009-08-18 Michael Matz <matz@suse.de>
7625 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7626 instead of comparing TYPE_MAIN_VARIANT for equality.
7627 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7628 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7629 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7630 * gimplify.c (goa_lhs_expr_p): Ditto and use
7631 STRIP_USELESS_TYPE_CONVERSION.
7633 2009-08-18 Michael Matz <matz@suse.de>
7635 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7636 first field in a struct.
7637 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7639 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7641 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7642 locators before emit_insn is called. Remove assert that
7644 (alpha_end_function): Clear crtl->emit structure and free insn
7645 locators if cfun->is_thunk is true.
7647 2009-08-18 Jason Merrill <jason@redhat.com>
7649 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7651 * configure.ac: Test for it.
7652 * configure, config.in: Regenerate.
7653 * doc/install.texi: Document --enable-gnu-unique-object.
7655 2009-08-18 Richard Guenther <rguenther@suse.de>
7658 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7659 pow(x,y*z) only if x is nonnegative.
7661 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7663 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7667 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7668 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7670 2009-08-17 DJ Delorie <dj@redhat.com>
7672 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7673 * config/m32c/prologue.md (epilogue_freit): New.
7675 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7676 (bank_switch_p): Likewise.
7677 (fast_interrupt_p): Likewise.
7678 (interrupt_p): Likewise.
7679 (m32c_conditional_register_usage): Round memregs size up.
7680 (need_to_save): We only need to save $a0 when we use ENTER.
7681 (interrupt_p): Check for fast_interrupt too.
7682 (bank_switch_p): New.
7683 (fast_interrupt_p): New.
7684 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7685 (m32c_emit_prolog): Support bank switching and fast interrupts.
7686 * doc/extend.texi (Function Attributes): Add bank_switch and
7689 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7691 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7692 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7694 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7696 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7697 (menu): Add IA-64/VMS Options.
7698 (IA-64/VMS Options): Likewise.
7700 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7703 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7705 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7707 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7708 (mips_pop_asm_switch): Likewise.
7709 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7711 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7712 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7713 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7714 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7715 instead of set_noreorder.
7716 (mips_output_function_prologue): Use the new functions.
7717 (mips_output_function_epilogue): Likewise.
7718 (mips_need_noat_wrapper_p): New function, split out from...
7719 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7720 Use mips_push_asm_switch and mips_pop_asm_switch.
7721 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7722 and mips_pop_asm_switch.
7723 (ASM_OUTPUT_REG_POP): Likewise.
7724 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7725 Use mips_pop_asm_switch.
7726 (mips_asm_switch): New structure.
7727 (set_noreorder, set_nomacro): Replace with...
7728 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7729 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7730 instead of set_nomacro.
7731 (fix_truncsfsi2_macro): Likewise.
7732 (cprestore): Likewise.
7733 (hazard): Use mips_noreorder instead of set_noreorder.
7734 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7736 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7738 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7739 from prev_active_insn.
7741 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7743 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7744 * config/avr/avr.c (avr_override_options): Initialize
7745 avr_current_arch variable.
7746 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7747 __AVR_HAVE_16BIT_SP__ according to the device type.
7748 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7750 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7751 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7753 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7756 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7757 generating inlined subroutine die only. We shouldn't be
7758 called for anything else.
7759 (gen_block_die): Don't generate inline subroutine debug info for
7762 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7764 * graphite-poly.c (print_pbb): Print PBB index.
7766 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7769 * graphite-interchange.c (ppl_max_for_le): Moved...
7770 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7771 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7772 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7773 * graphite-ppl.h (ppl_max_for_le): Declared.
7775 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7777 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7778 supported on all platforms.
7779 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7780 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7781 * c-pragma.c: Likewise.
7782 * target-def.h (TARGET_INITIALIZER): Remove
7783 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7784 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7786 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7788 * config/ia64/fde-vms.c: New file.
7789 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7790 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7791 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7792 (uw_frame_state_for): Only register a personality routine if it is
7793 known to be compatible with our expectations.
7794 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7795 Declare unw_table_entry stack variable and
7796 mod all calls to _Unwind_FindTableEntry to add arg.
7797 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7798 (_Unwind_FindTableEntry): Add arg to prototype.
7800 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7802 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7803 field 'signal_pfs_loc'.
7804 (uw_frame_state_for): Remove duplicate code dealing with leaf
7805 procedures without unwind info.
7806 If in the frame after unwinding through a signal handler, restore
7807 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7808 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7809 'pfs_loc' to the AR.PFS location in the signal context; instead
7810 set 'signal_pfs_loc'.
7811 Manually generate the unwind info for the AR.PFS register.
7812 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7813 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7814 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7815 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7816 instead set 'signal_pfs_loc'.
7817 Remove code preventing the AR.PFS register from being restored
7818 from the signal context.
7820 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7821 Tristan Gingold <gingold@adacore.com>
7823 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7824 * config/ia64/t-vms: New file.
7825 * config/ia64/vms64.h: New file.
7826 * config/ia64/vms.h: New file.
7827 * config/ia64/vms-crtinit.asm: New file.
7828 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7829 * config/ia64/vms-unwind.h: New file.
7831 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7833 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7836 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7839 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7841 * real.h (do_mpc_arg2): ... here.
7842 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7845 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7847 * final.c (add_debug_prefix_map): Don't use GC memory for
7848 old_prefix and new_prefix.
7850 2009-08-14 Richard Guenther <rguenther@suse.de>
7852 * ipa-prop.c (compute_complex_pass_through): If we cannot
7853 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7855 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7857 * c-lex.c (c_lex_with_flags): Increase size of local variable
7858 to avoid memory clobber.
7860 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7863 * config/i386/i386.c (ix86_fp_comparison_strategy):
7864 Only enable/disable sahf at function granularity.
7866 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7868 PR rtl-optimization/41064
7869 * reload1.c (reload_as_needed): Don't call extract_insn
7870 for known invalid replacements after calling
7871 validate_replace_rtx_group and verify_changes.
7873 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7876 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7877 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7878 ix86_expand_fp_vcond.
7879 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7880 Assert that operation is supported by ix86_expand_int_vcond.
7881 (vcondu<SSEMODE124C8:mode>): Ditto.
7883 2009-08-13 DJ Delorie <dj@redhat.com>
7885 * config/i386/djgpp-stdint.h: New.
7886 * config.gcc (djgpp): Use it.
7888 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7890 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7891 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7893 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7895 * tree-ssa-loop-prefetch.c
7896 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7897 for long-stride pruning.
7898 (compute_miss_rate): New function to compute the probability
7899 that two memory references access different cache lines.
7901 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7903 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7905 2009-08-13 Richard Guenther <rguenther@suse.de>
7908 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7909 use the constant pointer type.
7910 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7911 of CV qualifiers on the target pointer type.
7912 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7913 conversion check before restrict check.
7915 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7918 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7920 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7922 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7924 2009-08-12 Richard Guenther <rguenther@suse.de>
7926 PR tree-optimization/41011
7927 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7928 and reference constructing.
7930 2009-08-12 Xinliang David Li <davidxl@google.com>
7932 PR tree-optimization/41012
7933 * tree-flow.h : New external interface.
7934 * gimple-low.c (check_call_arg): Change to public function.
7935 Remove argument mismatch check in lowering.
7936 * tree-inline.h (tree_can_inline_p): Interface change.
7937 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7939 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7940 Call change to tree_can_inline_p function.
7941 (cgraph_decide_inlining_incrementally): Ditto.
7943 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7945 PR tree-optimization/41031
7946 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7947 on the partition variable rather than promote_mode on the source
7948 type. Assert that the partition variable's type has the same
7949 mode as the source value's.
7951 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7953 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7954 for for_return == 2.
7955 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7957 * calls.c (expand_call): Fix typo.
7958 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7960 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7962 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7963 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7964 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7965 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7967 2009-08-12 Andrew Haley <aph@redhat.com>
7969 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7971 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7974 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7976 2009-08-12 Richard Guenther <rguenther@suse.de>
7978 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7979 * gimplify.c (gimplify_modify_expr): Do not use
7980 lang_hooks.types_compatible_p.
7981 * tree-ssa.c (useless_type_conversion_p): For aggregates
7982 just return false if the canonical types differ.
7984 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7987 * sese.c (convert_for_phi_arg): New.
7988 (add_guard_exit_phis): Use convert_for_phi_arg.
7990 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7992 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7993 unknown subscript upper bounds.
7995 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7996 Pranav Garg <pranav.garg2107@gmail.com>
7998 * graphite-interchange.c (gather_access_strides): Removed.
7999 (ppl_max_for_le): New.
8000 (build_linearized_memory_access): New.
8001 (memory_stride_in_loop): New.
8002 (pbb_interchange_profitable_p): Reimplemented.
8003 * graphite-ppl.h (ppl_new_id_map): New.
8004 (ppl_interchange): New.
8006 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8008 * graphite-interchange.c (compute_subscript): Removed.
8009 (compute_array_size_cstr): Removed.
8010 (compute_array_size_poly): Removed.
8011 (compute_array_size): Removed.
8012 (gather_access_strides_poly): Removed.
8013 (gather_access_strides): Empty.
8015 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8017 * graphite-dependences.c (dependence_polyhedron_1): Replace
8018 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8019 (graphite_legal_transform_dr): Same.
8020 (graphite_carried_dependence_level_k): Same.
8021 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8022 Initialize PDR_NB_SUBSCRIPTS.
8023 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8025 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8026 (PDR_NB_SUBSCRIPTS): New.
8027 (pdr_nb_subscripts): Removed.
8028 (pdr_dim): Simplified.
8029 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8030 with PDR_NB_SUBSCRIPTS.
8032 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8034 * graphite-interchange.c (compute_array_size): Remove use of
8036 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8037 Do not initialize PDR_DATA_CONTAINER.
8038 (print_pdr): Do not print PDR_DATA_CONTAINER.
8039 * graphite-poly.h (struct poly_dr): Remove data_container field.
8040 (PDR_DATA_CONTAINER): Removed.
8041 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8043 (build_poly_dr): Same.
8045 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8046 Sebastian Pop <sebastian.pop@amd.com>
8048 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8049 copy of the dependence polyhedron. Free the temporary objects.
8050 (graphite_carried_dependence_level_k): Free unused objects before
8053 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8055 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8056 Early return without analyzing the data dependences if no
8057 transform has been done. Call restore_scattering if the transform
8059 (graphite-interchange.c): Same.
8060 * graphite-poly.c (print_scattering_function): Test for
8062 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8063 (apply_poly_transforms): Do not gcc_assert that
8064 the transform is legal.
8065 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8066 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8067 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8068 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8069 * graphite-poly.h (struct poly_scattering): New.
8070 (struct poly_bb): Add original, transformed, and saved fields.
8071 Remove transformed_scattering, original_scattering,
8072 nb_local_variables and nb_scattering_transform fields.
8073 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8074 (poly_scattering_new): New.
8075 (poly_scattering_free): New.
8076 (poly_scattering_copy): New.
8077 (store_scattering_pbb): New.
8078 (store_scattering): New.
8079 (restore_scattering_pbb): New.
8080 (restore_scattering): New.
8081 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8082 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8084 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8086 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8089 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8091 * Makefile.in (graphite.o): Depends on PREDICT_H.
8092 * graphite.c: Include predict.h.
8093 (graphite_finalize): Call tree_estimate_probability.
8094 * predict.c (predict_loops): Do not call scev_initialize and
8096 (tree_estimate_probability_bb): New.
8097 (tree_estimate_probability): Do not initialize loops: move that
8098 code to the driver. Call tree_estimate_probability_bb.
8099 (tree_estimate_probability_driver): New.
8100 (pass_profile): Use tree_estimate_probability_driver.
8101 * predict.h (tree_estimate_probability): Declared.
8103 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8105 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8106 * graphite-dependences.c (graphite_legal_transform): Add time to
8107 TV_GRAPHITE_DATA_DEPS.
8108 (dependency_between_pbbs_p): Same.
8109 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8111 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8113 PR rtl-optimization/41033
8114 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8115 aliasing is disabled.
8117 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8119 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8120 si_mask_operand, and_load_operand, low_bitmask_operand,
8121 and_reg_operand, and_operand): New predicates.
8122 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8123 * config/mips/mips.c (and_operands_ok): New function.
8124 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8125 * config/mips/mips.md (move_type): Add ext_ins and logical.
8126 (type): Handle them.
8127 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8128 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8129 shift_shift. Remove commutative constraint modifier.
8130 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8132 (*clear_upper32_dext): Remove define_insn_and_split.
8133 (*clear_upper32): Turn this define_insn_and_split ...
8134 (splitter for ANDing register with 0xffff_ffff): .. into this.
8136 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8138 * combine.c (try_widen_shift_mode): Factor out code to check if an
8139 integer constant is a low-order bitmask from here ...
8140 * rtlanal.c (low_bitmask_len): ... to here.
8141 * rtl.h (low_bitmask_len): Declare.
8143 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8146 * config/alpha/alpha.md (addsi3): Remove expander.
8147 (addsi3): Rename from *addsi3_internal insn pattern.
8148 (subsi3): Remove expander.
8149 (subsi3): Rename from *subsi3_internal insn pattern.
8151 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8153 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8156 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8157 Eric Botcazou <botcazou@adacore.com>
8158 Douglas B Rupp <rupp@gnat.com>
8160 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8161 that records that fit in 64 bits are returned by immediate value,
8162 as required by OpenVMS Calling Standard.
8163 (function_value): Adjust for above modification.
8164 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8165 virtual_incoming_args_rtx as base object, not next_arg.
8166 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8168 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8170 * reload.c (find_reloads_subreg_address): Check the original
8171 req_equiv_mem address to detect the case where an address is
8172 not valid in the outer mode.
8174 2009-08-11 Richard Guenther <rguenther@suse.de>
8177 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8179 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8181 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8182 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8184 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8185 Douglas B Rupp <rupp@gnat.com>
8187 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8188 PT_STACK when frame_pointer_needed on OpenVMS.
8189 (alpha_pv_save_size, alpha_using_fp): Remove.
8190 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8191 with proper processing for PT_NULL.
8192 (alpha_vms_initial_elimination_offset): New function. Support for
8193 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8194 (alpha_sa_size): Force procedure type to PT_STACK when
8195 frame_pointer_needed on OpenVMS.
8196 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8197 (alpha_using_fp): Likewise.
8198 (alpha_vms_can_eliminate): Add prototype.
8199 (alpha_vms_initial_elimination_offset): Likewise.
8200 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8201 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8203 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8204 Douglas B Rupp <rupp@gnat.com>
8206 * config/alpha/alpha.c (common_object_handler): New function.
8207 (vms_attribute_table): Declare a single attribute "common_object".
8208 (vms_output_aligned_decl_common): New global function.
8209 (SECTION_VMS_OVERLAY): Delete.
8210 (SECTION_VMS_GLOBAL): Likewise.
8211 (SECTION_VMS_INITIALIZE): Likewise.
8212 (vms_asm_named_section): Remove support for above flags.
8213 (vms_section_type_flags): Delete.
8214 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8215 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8216 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8217 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8219 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8222 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8223 (sub_ddmmss): Likewise.
8225 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8228 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8231 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8234 * reload1.c (reload_as_needed): Use cancel_changes to completely
8235 undo a failed replacement attempt.
8237 2009-08-10 Richard Guenther <rguenther@suse.de>
8240 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8241 (useless_type_conversion_p): ... here. Require pointer targets
8244 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8247 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8248 loose the original type of the statement list.
8250 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8252 * config/alpha/alpha.c: Include libfuncs.h
8253 (avms_asm_output_extern): New function.
8254 (alpha_init_libfuncs): Init some decc libfuncs.
8255 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8256 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8257 (DO_CRTL_NAMES): Define.
8259 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8260 (LONG_TYPE_SIZE): Define.
8261 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8262 (SUBTARGET_SWITCHES): Define malloc64 switch.
8263 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8264 (MASK_RETURN_ADDR): Define.
8265 doc/invoke.texi (mmalloc64): Document switch.
8267 2009-08-09 Olivier Hainque <hainque@adacore.com>
8268 Douglas B Rupp <rupp@gnat.com>
8270 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8271 uses_condition_handler.
8272 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8273 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8274 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8275 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8276 (code_for_builtin): New insn codes for the new alpha_builtins.
8277 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8278 (alpha_sa_size): Account for uses_condition_handler.
8279 (alpha_expand_prologue): Likewise.
8280 (alpha_start_function): Likewise.
8281 (alpha_expand_epilogue): Likewise.
8282 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8283 establish/revert expanders.
8284 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8285 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8286 New expander, resorting to the alpha.c associated function.
8287 (builtin_revert_vms_condition_handler): Likewise.
8288 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8289 __gcc_shell_handler, the static VMS condition handler used as
8290 an indirection wrapper to the current dynamically established
8292 * config/alpha/vms-unwind.h: Complete rewrite.
8293 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8294 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8296 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8297 Douglas B Rupp <rupp@gnat.com>
8299 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8300 (alpha_need_linkage): Handle aliases. Return function symbol.
8301 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8302 Use ultimate alias target for the linkage name.
8303 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8304 by alpha_need_linkage for the function symbol.
8305 (setmemdi): Likewise.
8307 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8309 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8310 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8311 (ASM_WEAKEN_LABEL): Define.
8312 (CRT_CALL_STATIC_FUNCTION): Define.
8313 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8314 (ENDFILE_SPEC): Define.
8315 (INIT_SECTION_ASM_OP): Define.
8316 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8317 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8319 (MULTILIB_OSDIRNAMES): Define.
8320 (shlib_version): Define.
8321 (SHLIB_EXT): Define.
8322 (SHLIB_OBJS): Define.
8323 (SHLIB_NAME): Define.
8324 (SHLIB_MULTILIB): Define.
8325 (SHLIB_INSTALL): Define.
8326 (SHLIB_SYMVEC): Define.
8327 (SHLIB_SYMVECX2): Define.
8328 (SHLIB_LINK): Define.
8330 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8332 * config/alpha/alpha.c (alpha_initialize_trampoline):
8333 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8334 (alpha_start_function): Emit transfer address on nested functions
8335 for VMS trampoline call.
8336 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8337 since no longer used.
8338 * config/alpha/vms-tramp.asm: Remove.
8339 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8340 since now only data initialized at runtime.
8342 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8344 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8345 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8346 (MD_EXEC_PREFIX): Remove, no longer used.
8347 (MD_STARTFILE_PREFIX): Likewise.
8348 (INCLUDE_DEFAULTS): Likewise.
8349 * config/alpha/t-vms:
8350 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8352 2009-08-09 Richard Guenther <rguenther@suse.de>
8354 PR tree-optimization/41016
8355 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8356 (operand_precision): Remove.
8357 (integral_operand_p): Likewise.
8358 (recognize_single_bit_test): Adjust.
8360 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8362 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8363 operation overflows. Likewise non-cast unary arithmetic.
8364 If one arm of a conditional expression is always taken,
8365 inhibit evaluation warnings for the other arm. Likewise inhibit
8366 evaluation warnings for the second && or || operand if the first
8367 operand is enough to determine the result.
8368 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8370 (build_binary_op): Prevent duplicate evaluation warnings.
8372 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8374 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8375 and destination have different modes, Use promote_mode to
8376 determine the signedness of the conversion. Assert that the
8377 promoted source mode matches the destination mode. Don't pass
8378 the destination and destination mode to expand_expr if the source
8379 mode is different. Simplify conversion logic.
8381 2009-08-09 Ira Rosen <irar@il.ibm.com>
8383 PR tree-optimization/41008
8384 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8385 from condition only in case it's a comparison. Adjust checks.
8387 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8389 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8390 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8391 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8392 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8393 (dump_cand): Handle them.
8394 (struct iv_cand): New members COST_STEP and AINC_USE.
8395 (stmt_after_increment): Likewise.
8396 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8397 callers changed. Use gimple_uid comparison instead of scanning.
8398 (add_candidate_1): When looking for identical candidates, take
8399 AINC_USE into account. Set it for new candidates.
8400 (force_expr_to_var_cost): Cast target_spill_cost to int.
8401 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8402 All callers changed. Check for availability of autoinc addressing
8403 modes, both in general for a given mode, and in the specific use case.
8404 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8406 (get_computation_cost): Likewise.
8407 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8408 add_autoinc_candidates): New static functions.
8409 (add_candidate): Call add_autoinc_candidates for candidates based on
8411 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8412 (determine_use_iv_cost_address): If we have an autoinc candidate at
8413 the matching use, verify autoinc is possible and subtract the cost
8414 of the candidate's step from the cost.
8415 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8416 member of the candidate.
8417 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8418 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8420 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8422 * config.build (ia64-hp-*vms*): New target.
8423 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8425 * config.gcc (ia64-hp-*vms*): New target.
8426 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8428 * config.host (ia64-hp-*vms*): New target.
8429 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8432 2009-08-08 Richard Guenther <rguenther@suse.de>
8434 PR tree-optimization/40991
8435 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8437 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8439 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8440 mode check. Do truncations in an integer mode.
8441 (force_to_mode): Handle subregs for all mode types. Only do
8442 arithmetic simplifications on integer modes.
8444 2009-08-07 Richard Guenther <rguenther@suse.de>
8446 PR tree-optimization/40999
8447 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8448 (maybe_fold_reference): Lookup constant initializers.
8449 (fold_gimple_assign): Likewise.
8451 2009-08-07 Richard Guenther <rguenther@suse.de>
8453 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8454 that require structural equality defer to the langhook.
8456 2009-08-07 Martin Jambor <mjambor@suse.cz>
8458 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8460 (struct ipa_pass_through_data): New type.
8461 (struct ipa_ancestor_jf_data): New type.
8462 (union jump_func_value): Removed field formal_id, added fields
8463 pass_through and ancestor.
8464 (struct ipa_param_call_note): Changed type of formal_id to int from
8466 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8467 operations jump functions and ancestor jump functions.
8468 (compute_complex_pass_through): New function.
8469 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8470 reflect changes in the jump function strucutre.
8471 (update_jump_functions_after_inlining): Ignore complex pass-through
8472 and ancestor jump functions.
8473 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8474 polynomial pass-through with operation jump functions.
8476 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8478 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8479 fde->dw_fde_begin as begin label instead of hot/cold label.
8480 Use LLSDAC label instead of LLSDA for second section lsda.
8481 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8482 label instead of LLSDA if it is true.
8483 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8485 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8486 SECTION argument. Use it as index into crtl->eh.call_site_record
8488 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8489 use it to determine how to print table entries instead of using
8490 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8491 label instead of normal begin label as base.
8492 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8493 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8494 ensure no EH range spans between sections and that landing pads
8495 are always in the corresponding section.
8496 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8497 for crtl->eh.call_site_record being an array rather than scalar.
8498 (output_one_function_exception_table): New function, copied
8499 from output_function_exception_table. Adjust
8500 dw2_size_of_call_site_table, dw2_output_call_site_table
8501 callers. For SECOND section use *C suffixed labels.
8502 (output_function_exception_table): Call
8503 output_one_function_exception_table and, when doing hot/cold
8504 partitioning, also another time for the second section.
8505 * opts.c: Include except.h.
8506 (decode_options): Allow -freorder-blocks-and-partition with
8507 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8508 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8509 * function.h (struct rtl_eh): Change call_site_record from
8510 scalar into array of 2 elements.
8512 2009-08-07 Martin Jambor <mjambor@suse.cz>
8514 * ipa-prop.c (count_formal_params_1): New function.
8515 (ipa_get_vector_of_formal_parms): New function.
8516 (get_vector_of_formal_parm_types): New function.
8517 (ipa_modify_formal_parameters): New function.
8518 (ipa_modify_call_arguments): New function.
8519 (index_in_adjustments_multiple_times_p): New function.
8520 (ipa_combine_adjustments): New function.
8521 (ipa_dump_param_adjustments): New function.
8522 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8523 (ipa_get_vector_of_formal_parms): Declare.
8524 (ipa_modify_formal_parameters): Declare.
8525 (ipa_modify_call_arguments): Declare.
8526 (ipa_combine_adjustments): Declare.
8527 (ipa_dump_param_adjustments): Declare.
8528 (build_ref_for_offset): Declare.
8529 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8530 * tree-sra.c: Include ipa-prop.c.
8531 (build_ref_for_offset): Make public.
8533 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8535 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8537 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8539 * gcc/doc/extend.texi (__builtin_extract_return_address)
8540 (__builtin_frob_return_address): Document.
8542 2009-08-06 Paul Brook <paul@codesourcery.com>
8544 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8545 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8546 implementation on ARMv6-M.
8548 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8550 * doc/extend.texi (pcs): Document new attribute for ARM.
8552 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8554 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8557 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8559 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8562 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8564 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8566 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8568 Merge ARM/hard_vfp_branch to trunk.
8570 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8572 * arm.c (libcall_eq): New function.
8573 (libcall_hash): New function.
8574 (add_libcall): New function.
8575 (arm_libcall_uses_aapcs_base): New function.
8576 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8577 libcalls using the base PCS.
8578 (arm_init_cumulative_args): Likewise.
8580 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8582 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8583 Use base ABI for conversion libfuncs between HFmode and SFmode.
8585 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8587 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8588 V4SImode as representatives of all 64-bit and 128-bit vector
8589 types. Allow vector types without vector modes.
8590 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8591 without vector modes like BLKmode.
8592 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8593 BLKmode. Avoid unsupported vector modes or TImode moves for
8595 (aapcs_vfp_allocate_return_reg): Likewise.
8596 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8597 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8599 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8601 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8602 (arm_get_pcs_model): Pass attribute arguments to
8603 arm_pcs_from_attribute.
8604 (arm_init_cumulative_args): Use base AAPCS for conversions from
8605 floating-point types to DImode.
8606 (arm_attribute_table): Add pcs attribute.
8607 (arm_handle_pcs_attribute): New.
8608 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8609 conversions from floating-point types to DImode, also declare them
8610 to use base AAPCS and declare functions they call to use base
8611 AAPCS and their RTABI names.
8613 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8615 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8616 -mfloat-abi=hard not being supported for VFP.
8618 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8620 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8621 SYMBOL_REF to hard_libcall_value.
8623 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8624 Richard Earnshaw <rearnsha@arm.com>
8626 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8627 has been put on the stack, all remaining co-processory arguments for
8628 that co-processor also go on the stack.
8630 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8632 * config/arm/arm.c (arm_return_in_memory): Handle returning
8633 vectors of suitable size in registers also for AAPCS case.
8635 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8637 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8639 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8641 ARM Hard-VFP calling convention
8642 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8643 * target.h (gcc_target): Add libcall_value to table of call hooks.
8644 * targhooks.h (default_libcall_value): Default implementation.
8645 * targhooks.c (default_libcall_value): Likewise.
8646 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8647 * optabs.c (expand_unop): Use it.
8648 * expr.h (hard_libcall_value): Pass the function RTX through.
8649 * calls.c (emit_library_call_value_1): Update call to
8651 * explow.c (hard_libcall_value): Use new target hook.
8652 * testsuite/lib/target-supports.exp
8653 (check_effective_target_arm_hard_vfp_ok): New hook.
8654 (check_effective_target_arm_neon_ok): Improve test for neon
8656 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8657 * config/arm/arm.c: Include cgraph.h
8658 (TARGET_FUNCTION_VALUE): Override default hook.
8659 (arm_pcs_default): New variable.
8660 (arm_override_options): Don't fault hard calling convention with VFP.
8661 Add support for AAPCS variants.
8662 (arm_function_value): Make static. Handle AAPCS variants.
8663 (arm_libcall_value): New function.
8664 (arm_apply_result_size): Handle VFP registers in results.
8665 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8667 (pcs_attribute_args): New variable.
8668 (arm_pcs_from_attribute): New function.
8669 (arm_get_pcs_model): New function.
8670 (aapcs_vfp_cum_init): New function.
8671 (aapcs_vfp_sub_candidate): New function.
8672 (aapcs_vfp_is_return_candidate): New function.
8673 (aapcs_vfp_is_call_candidate): New function.
8674 (aapcs_vfp_allocate): New function.
8675 (aapcs_vfp_allocate_return_reg): New function.
8676 (aapcs_vfp_advance): New function.
8677 (aapcs_cp_arg_layout): New variable.
8678 (aapcs_select_call_coproc): New function.
8679 (aapcs_select_return_coproc): New function.
8680 (aapcs_allocate_return_reg): New function.
8681 (aapcs_libcall_value): New function.
8682 (aapcs_layout_arg): New function.
8683 (arm_init_cumulative_args): Initialize AAPCS args data.
8684 (arm_function_arg): Handle AAPCS variants using new interface.
8685 (arm_arg_parital_bytes): Likewise.
8686 (arm_function_arg_advance): New function.
8687 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8688 calling conventions.
8689 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8690 * arm.h (NUM_VFP_ARG_REGS): Define.
8691 (LIBCALL_VALUE): Update.
8692 (FUNCTION_VALUE): Delete.
8693 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8694 (arm_pcs): New enum.
8695 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8696 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8697 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8698 * arm-protos.h (arm_function_arg_advance): Add.
8699 (aapcs_libcall_value): Add.
8700 (arm_function_value): Delete.
8702 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8703 H.J. Lu <hongjiu.lu@intel.com>
8706 * config/i386/i386.c (standard_sse_mode_p): Remove.
8707 (standard_sse_constant_p): Return 2 for integer mode
8708 vector_all_ones_operand when SSE2 is enabled.
8709 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8710 (ix86_expand_vector_move): Do not check for negative values from
8711 standard_sse_constant_p.
8713 2009-08-06 Richard Guenther <rguenther@suse.de>
8715 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8716 array type comparisons frontend independent.
8717 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8718 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8719 out array reference lower bound and element size operands.
8720 (ao_ref_init_from_vn_reference): Properly compute the offset
8721 for ARRAY_RANGE_REF.
8722 (vn_reference_fold_indirect): Fill out array reference lower
8723 bound and element size operands.
8724 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8725 a non gimple valued reference operand which can happen for
8726 array reference lower bound or element size.
8727 (create_component_ref_by_pieces_1): Properly generate the
8728 element size operand for array references.
8730 2009-08-06 Richard Guenther <rguenther@suse.de>
8732 PR tree-optimization/40964
8733 * tree.c (iterative_hash_host_wide_int): Export.
8734 * tree.h (iterative_hash_host_wide_int): Declare.
8735 * tree-ssa-structalias.c (heapvar_map): New struct.
8736 (heapvar_map_eq): New function.
8737 (heapvar_map_hash): Likewise.
8738 (heapvar_lookup): Adjust.
8739 (heapvar_insert): Likewise.
8740 (make_constraint_from_heapvar): Allow multiple heap variables
8741 per decl at different offsets.
8742 (init_alias_heapvars): Adjust.
8744 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8746 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8747 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8748 trailing sync if TARGET_SYNC_AFTER_SC.
8750 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8752 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8753 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8754 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8755 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8756 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8757 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8758 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8759 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8760 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8761 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8762 the prototype declaration match the definition.
8763 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8764 instructions explicitly. Add barrier_before and operands
8766 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8767 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8768 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8769 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8770 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8771 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8773 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8775 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8777 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8778 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8781 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8784 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8786 PR rtl-optimization/40924
8787 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8788 make sure canon_rtx (mem_address) isn't simpler than
8789 canon_rtx (expanded_mem_address).
8791 2009-08-05 Li Feng <nemokingdom@gmail.com>
8793 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8795 (build_scop_drs): Build alias set for each SCoP.
8797 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8799 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8800 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8801 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8802 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8803 (BASE_DRIVER_SELF_SPECS): Likewise.
8805 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8807 * tree-ssa-alias.c: Fix some comment typos.
8809 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8811 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8812 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8814 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8817 * simplify-rtx.c (simplify_binary_operation_1): Disable
8818 simplifications for decimal float operations.
8820 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8823 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8824 operand of INDIRECT_REF.
8826 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8828 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8829 constants referencing TLS symbols.
8831 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8833 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8834 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8836 2009-08-03 Richard Guenther <rguenther@suse.de>
8838 * tree.c (make_vector_type): Build a main variant first,
8839 get the canonical one and then build the variant.
8840 * tree-ssa.c (useless_type_conversion_p_1): Handle
8842 (useless_type_conversion_p): Conversions to pointers to
8843 incomplete record types are useless.
8845 2009-08-03 Richard Guenther <rguenther@suse.de>
8847 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8848 file will be created.
8849 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8850 * toplev.c (compile_file): Adjust comment.
8852 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8854 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8855 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8856 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8857 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8858 (sh_promote_function_mode): Fix typo.
8860 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8862 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8864 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8866 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8867 declaration arguments.
8869 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8871 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8872 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8873 (ix86_split_ashl): Ditto.
8874 (ix86_expand_vector_init_one_nonzero): Ditto.
8875 (ix86_expand_vector_set): Ditto.
8876 (ix86_expand_reduc_v4sf): Ditto.
8878 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8880 * explow.c (promote_function_mode): Remove assert.
8881 * config/sh/sh.c (sh_promote_function_mode): Declare.
8883 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8885 * config/pa/pa.c (pa_promote_function_mode): Declare.
8886 Change to static. Fix promote_mode call.
8888 * gthr-dce.h (CONST_CAST2): Define if not defined.
8889 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8891 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8893 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8895 * expr.c (store_constructor): Use promote_decl_mode. Remove
8896 now write-only variable unsignedp.
8897 (expand_expr_real_1): Use promote_decl_mode.
8898 * expr.h (promote_function_mode, promote_decl_mode): New.
8899 (promote_mode): Remove last argument.
8900 * function.c (assign_temp): Drop last argument of promote_mode.
8901 (assign_parm_find_data_types): Use promote_function_mode.
8902 (assign_parm_setup_reg): Likewise.
8903 (expand_function_end): Use promote_function_mode.
8904 * calls.c (initialize_argument_information): Use promote_function_mode.
8905 (precompute_arguments): Use promote_mode instead of checking if
8906 only PROMOTE_FUNCTION_MODE is defined.
8907 (expand_call): When making sibcall decisions, use promote_function_mode.
8908 Below, remove an if for targetm.calls.promote_function_return and
8909 and use promote_function_mode.
8910 (emit_library_call_value_1): Use promote_function_mode, fix bug
8911 where promote_mode was passed FOR_CALL == 0 for a return value in an
8913 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8914 * explow.c (promote_function_mode, promote_decl_mode): New.
8915 (promote_mode): Keep only the FOR_CALL == 0 case.
8916 * combine.c (setup_incoming_promotion): Remove test of
8917 promote_function_args. Use promote_function_mode.
8918 * stmt.c (expand_value_return): Use promote_decl_mode.
8919 (expand_decl): Use promote_decl_mode.
8921 * expr.c (store_constructor): Use promote_decl_mode. Remove
8922 now write-only variable unsignedp.
8923 (expand_expr_real_1): Use promote_decl_mode.
8924 * expr.h (promote_function_mode, promote_decl_mode): New.
8925 (promote_mode): Remove last argument.
8926 * function.c (assign_temp): Drop last argument of promote_mode.
8927 (assign_parm_find_data_types): Use promote_function_mode.
8928 (assign_parm_setup_reg): Likewise.
8929 (expand_function_end): Use promote_function_mode.
8930 * calls.c (initialize_argument_information): Use promote_function_mode.
8931 (precompute_arguments): Use promote_mode instead of checking if
8932 only PROMOTE_FUNCTION_MODE is defined.
8933 (expand_call): When making sibcall decisions, use promote_function_mode.
8934 Below, remove an if for targetm.calls.promote_function_return and
8935 and use promote_function_mode.
8936 (emit_library_call_value_1): Use promote_function_mode, fix bug
8937 where promote_mode was passed FOR_CALL == 0 for a return value in an
8939 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8940 * explow.c (promote_function_mode, promote_decl_mode): New.
8941 (promote_mode): Keep only the FOR_CALL == 0 case.
8942 * combine.c (setup_incoming_promotion): Remove test of
8943 promote_function_args. Use promote_function_mode.
8944 * stmt.c (expand_value_return): Use promote_decl_mode.
8945 (expand_decl): Use promote_decl_mode.
8947 * explow.c (promote_function_mode): Just call the target hook.
8948 * targhooks.c (default_promote_function_mode,
8949 default_promote_function_mode_always_promote): New.
8950 * targhooks.h (default_promote_function_mode,
8951 default_promote_function_mode_always_promote): Declare.
8952 * target.h (promote_function_args, promote_function_return): Remove.
8953 (promote_function_mode): New.
8954 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8955 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8956 (TARGET_PROMOTE_FUNCTION_MODE): New.
8957 (TARGET_CALLS): Adjust.
8958 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8959 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8961 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8962 * config/s390/s390.c (s390_promote_function_mode): ... here,
8963 with pointer handling.
8964 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8965 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8967 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8968 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8969 with pointer handling.
8970 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8971 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8973 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8974 * config/sh/sh.c (sh_promote_function_mode): New.
8975 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8976 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8978 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8979 * config/cris/cris.c (cris_promote_function_mode): ... here.
8980 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8981 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8983 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8984 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8985 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8986 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8988 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8989 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8990 complex type handling.
8991 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8992 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8994 * config/pa/pa.c (pa_promote_function_mode): New.
8995 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8996 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8998 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8999 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9000 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9001 * config/xtensa/xtensa.c: Likewise.
9002 * config/stormy16/stormy16.c: Likewise.
9003 * config/iq2000/iq2000.c: Likewise.
9004 * config/rs6000/rs6000.c: Likewise.
9005 * config/picochip/picochip.c: Likewise.
9006 * config/arc/arc.c: Likewise.
9007 * config/mcore/mcore.c: Likewise.
9008 * config/score/score.c: Likewise.
9009 * config/mips/mips.c: Likewise.
9010 * config/bfin/bfin.c: Likewise.
9011 * config/ia64/ia64.c: Likewise (disabled though).
9013 * config/frv/frv.h: Remove pointless remark.
9015 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9016 TARGET_PROMOTE_FUNCTION_ARGS,
9017 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9018 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9020 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9022 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9023 -floop-parallelize-all.
9024 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9025 flag_loop_parallelize_all.
9026 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9027 * graphite.c (graphite_transform_loops): Same.
9029 * graphite-poly.c (apply_poly_transforms): Same.
9031 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9033 PR tree-optimization/40914
9034 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9035 if set, then check the delta field of the PMF record.
9036 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9037 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9038 call is stored in the delta.
9040 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9042 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9044 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9046 * config/i386/bsd.h (ASM_BYTE): New define.
9047 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9048 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9049 .byte. Use fputs or putc instead of fprintf where appropriate.
9050 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9051 fputs or putc instead of fprintf where appropriate.
9052 * config/i386/i386elf.h: Ditto.
9053 * config/i386/sysv4.h: Ditto.
9055 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9056 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9057 (*tls_global_dynamic_64): Ditto.
9059 2009-07-31 Christian Bruel <christian.bruel@st.com>
9061 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9063 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9065 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9066 Remove dead code for MINUS.
9068 2009-07-31 Anthony Green <green@moxielogic.com>
9070 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9072 (moxie_expand_epilogue): Ditto for epilogue.
9073 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9075 (moxie_function_arg): Ditto.
9076 (moxie_pass_by_reference): Ditto.
9077 (moxie_arg_partial_bytes): Ditto.
9078 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9079 (FUNCTION_ARG_ADVANCE) Ditto.
9080 (REG_PARM_STACK_SPACE) Ditto.
9081 (FUNCTION_ARG_REGNO_P) Dito.
9083 * config.gcc: Add moxie linux config support.
9084 * gcc/config/moxie/uclinux.h: New file.
9086 2009-07-31 DJ Delorie <dj@redhat.com>
9088 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9089 (UNSPECV_SP_SWITCH_E): New.
9090 (sp_switch_1): Change to an unspec.
9091 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9093 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9094 reference the new stack's address
9096 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9098 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9099 graphite-clast-to-gimple.o, graphite-dependences.o,
9100 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9101 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9102 (graphite-blocking.o,
9103 graphite-clast-to-gimple.o, graphite-dependences.o,
9104 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9105 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9106 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9107 * cfgloop.h (struct loop): Add can_be_parallel field.
9108 * common.opt (fgraphite-identity): Moved up.
9109 (fgraphite-force-parallel): New flag.
9110 * graphite.c: Rewrite.
9111 * graphite.h: Rewrite.
9112 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9114 * toplev.c (graphite_out_file): New file descriptor.
9115 (graphite_in_file): New.
9116 (process_options): flag_graphite_force_parallel cannot be used without
9118 * tree-ssa-loop.c: Include toplev.h.
9119 (gate_graphite_transforms): Enable flag_graphite for
9120 flag_graphite_force_parallel.
9122 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9124 * ChangeLog.graphite: New.
9125 * graphite-blocking.c: New.
9126 * graphite-clast-to-gimple.c: New.
9127 * graphite-clast-to-gimple.h: New.
9128 * graphite-dependences.c: New.
9129 * graphite-dependences.h: New.
9130 * graphite-interchange.c: New.
9131 * graphite-poly.c: New.
9132 * graphite-poly.h: New.
9133 * graphite-ppl.c: New.
9134 * graphite-ppl.h: New.
9135 * graphite-scop-detection.c: New.
9136 * graphite-scop-detection.h: New.
9137 * graphite-sese-to-poly.c: New.
9138 * graphite-sese-to-poly.h: New.
9142 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9144 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9145 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9147 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9149 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9150 (scev_is_linear_expression): Return false if the evolution is not
9151 affine multivariate.
9153 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9155 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9156 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9158 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9160 * tree-data-ref.c (debug_data_references): New.
9161 (debug_data_reference): New.
9162 * tree-data-ref.h (debug_data_references): Declared.
9163 (debug_data_reference): Declared.
9165 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9167 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9168 * tree-data-ref.h (scop_p): Removed.
9169 (struct data_reference): Remove field scop.
9171 (stmt_simple_memref_p): Removed.
9173 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9175 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9176 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9179 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9181 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9183 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9185 * doc/invoke.texi (-fgraphite-identity): Documented.
9187 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9189 * tree-scalar-evolution.c: Fix comment.
9190 (instantiate_scev_1): Return unknow from scev instantiation if the
9191 result is not above instantiate_below.
9193 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9195 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9196 static anymore. Instantiate the symbols that may have been introduced
9198 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9201 2009-07-30 DJ Delorie <dj@redhat.com>
9203 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9204 .vliw directive to VLIW sections.
9206 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9208 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9210 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9211 (AUTOHEADER): New variable.
9212 ($(srcdir)/cstamp-h.in): Use it.
9214 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9215 Pat Haugen <pthaugen@us.ibm.com>
9216 Revital Eres <ERES@il.ibm.com>
9218 * config/rs6000/vector.md (VEC_F): Add VSX support.
9222 (vector_load_<mode>): Ditto.
9223 (vector_store_<mode>): Ditto.
9224 (vector GPR move split): Ditto.
9225 (vec_reload_and_plus_<mptrsize>): Ditto.
9226 (vec_reload_and_reg_<mptrsize>): Ditto.
9227 (add<mode>3): Ditto.
9228 (sub<mode>3): Ditto.
9229 (mul<mode>3): Ditto.
9230 (neg<mode>2): Ditto.
9231 (abs<mode>2): Ditto.
9232 (smin<mode>3): Ditto.
9233 (smax<mode>3): Ditto.
9234 (vector_eq<mode>): Ditto.
9235 (vector_gt<mode>): Ditto.
9236 (vector_ge<mode>): Ditto.
9237 (vector_gtu<mode>): Ditto.
9238 (vector_select_<mode>_uns): Ditto.
9239 (vector_eq_<mode>_p): Ditto.
9240 (vector_gt_<mode>_p): Ditto.
9241 (vector_ge_<mode>_p): Ditto.
9242 (vector_gtu_<mode>_p): Ditto.
9243 (cr6_test_for_zero): Ditto.
9244 (cr6_test_for_zero_reverse): Ditto.
9245 (cr6_test_for_lt): Ditto.
9246 (cr6_test_for_lt_reverse): Ditto.
9247 (xor<mode>3): Ditto.
9248 (ior<mode>3): Ditto.
9249 (and<mode>3): Ditto.
9250 (one_cmpl<mode>2): Ditto.
9251 (nor<mode>2): Ditto.
9252 (andc<mode>2): Ditto.
9253 (float<VEC_int<mode>2): Ditto.
9254 (unsigned_float<VEC_int><mode>2): Ditto.
9255 (fix_trunc<mode><VEC_int>2): Ditto.
9256 (fixuns_trunc<mode><VEC_int>2): Ditto.
9258 (vec_set<mode>): Ditto.
9259 (vec_extract<mode>): Ditto.
9260 (vec_interleave_highv4sf): Ditto.
9261 (vec_interleave_lowv4sf): Ditto.
9262 (vec_realign_load_<mode>): Ditto.
9263 (vec_shl_<mode>): Ditto.
9264 (vec_shr_<mode>): Ditto.
9265 (div<mode>3): New patterns for VSX.
9266 (vec_interleave_highv2df): Ditto.
9267 (vec_interleave_lowv2df): Ditto.
9268 (vec_pack_trunc_v2df): Ditto.
9269 (vec_pack_sfix_trunc_v2df): Ditto.
9270 (vec_pack_ufix_trunc_v2df): Ditto.
9271 (vec_unpacks_hi_v4sf): Ditto.
9272 (vec_unpacks_lo_v4sf): Ditto.
9273 (vec_unpacks_float_hi_v4si): Ditto.
9274 (vec_unpacks_float_lo_v4si): Ditto.
9275 (vec_unpacku_float_hi_v4si): Ditto.
9276 (vec_unpacku_float_lo_v4si): Ditto.
9277 (movmisalign<mode>): Ditto.
9278 (vector_ceil<mode>2): New patterns for vectorizing math library.
9279 (vector_floor<mode>2): Ditto.
9280 (vector_btrunc<mode>2): Ditto.
9281 (vector_copysign<mode>3): Ditto.
9283 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9284 predicate for setting the high bit in each word, used for copysign.
9286 * config/rs6000/ppc-asm.h (f19): Whitespace.
9287 (f32-f63): Define if VSX.
9288 (v0-v31): Define if Altivec.
9289 (vs0-vs63): Define if VSX.
9291 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9293 * config/rs6000/power7.md: New file, provide tuning parameters for
9296 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9297 (rs6000_cpu_cpp_builtins): Ditto.
9298 (altivec_overloaded_builtins): Ditto.
9299 (altivec_resolve_overloaded_builtin): Ditto.
9301 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9302 debug switch to disable vectorizing simple math builtin
9305 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9306 Vectorize simple math builtin functions.
9307 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9308 hook to vectorize math builtins.
9309 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9310 (rs6000_builtin_conversion): Add VSX/power7 support.
9311 (rs6000_builtin_vec_perm): Ditto.
9312 (vsplits_constant): Add support for loading up a vector constant
9313 with just the high bit set in each part.
9314 (rs6000_expand_vector_init): Add VSX/power7 support.
9315 (rs6000_expand_vector_set): Ditto.
9316 (rs6000_expand_vector_extract): Ditto.
9317 (rs6000_emit_move): Ditto.
9318 (bdesc_3arg): Ditto.
9319 (bdesc_2arg): Ditto.
9320 (bdesc_1arg): Ditto.
9321 (rs6000_expand_ternop_builtin): Ditto.
9322 (altivec_expand_builtin): Ditto.
9323 (rs6000_expand_unop_builtin): Ditto.
9324 (rs6000_init_builtins): Ditto.
9325 (altivec_init_builtins): Ditto.
9326 (builtin_function_type): Ditto.
9327 (rs6000_common_init_builtins): Ditto.
9328 (rs6000_handle_altivec_attribute); Ditto.
9329 (rs6000_mangle_type): Ditto.
9330 (rs6000_vector_mode_supported_p): Ditto.
9331 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9334 * config/rs6000/vsx.md: New file for VSX support.
9336 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9337 identifing values with just the most significant bit set.
9338 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9339 vectorized builtins.
9341 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9342 (UNSPEC_VRFIM): Delete.
9343 (splitter for loading up vector with most significant bit): New
9344 splitter for vectorizing copysign.
9345 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9346 vectorizing simple math functions.
9347 (altivec_vrfip): Add support for vectorizing simple math functions.
9348 (altivec_vrfim): Ditto.
9349 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9351 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9352 (power7.md, vsx.md): Include for power7 support.
9353 (copysigndf3): Use VSX instructions if -mvsx.
9354 (negdf2_fpr): Ditto.
9355 (absdf2_fpr): Ditto.
9356 (nabsdf2_fpr): Ditto.
9357 (adddf3_fpr): Ditto.
9358 (subdf3_fpr): Ditto.
9359 (muldf3_fpr): Ditto.
9360 (divdf3_fpr): Ditto.
9361 (fix_truncdfdi2_fpr): Ditto.
9362 (cmpdf_internal1): Ditto.
9363 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9364 (btruncdf2, btruncdf2_fpr): Ditto.
9365 (ceildf2, ceildf2_fpr): Ditto.
9366 (floordf2, floordf2_fpr): Ditto.
9367 (floatdidf2, floatdidf2_fpr): Ditto.
9368 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9369 (fmsubdf4_fpr): Ditto.
9370 (fnmadddf4_fpr_1): Ditto.
9371 (fnmadddf4_fpr_2): Ditto.
9372 (fnmsubdf4_fpr_1): Ditto.
9373 (fnmsubdf4_fpr_2): Ditto.
9374 (fixuns_truncdfdi2): Add expander for VSX support.
9375 (fix_truncdfdi2): Ditto.
9376 (fix_truncdfsi2): Ditto.
9378 (btruncsf2): Whitespace.
9379 (movdf_hardfloat32): Add support for VSX registers.
9380 (movdf_softfloat32): Ditto.
9381 (movdf_hardfloat64): Ditto.
9382 (movdf_hardfloat64_mfpgpr): Ditto.
9383 (movdf_softfloat64): Ditto.
9384 (movti splitters): Add check for vector registers supporting
9385 TImode in the future.
9386 (bpermd): Add power7 bpermd instruction.
9388 * config/rs6000/altivec.h (vec_div): Define if VSX.
9392 (vec_nearbyint): Ditto.
9395 (all predicates): Use the generic builtin function, and not the V4SF
9396 specific function so that the predicates will work with VSX's V2DF.
9400 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9401 Document new VSX functions and types.
9403 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9406 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9407 "wa", and "j" constraints. Modify "v" to talk about Altivec
9408 instead of just vector.
9410 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9413 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9414 location for phi arguments.
9415 (rewrite_update_phi_arguments): Find locations for reaching defs.
9416 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9417 Add location to add_phi_arg calls.
9418 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9419 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9420 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9421 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9422 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9423 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9424 * tree-phinodes.c (make_phi_node): Initialize location.
9425 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9426 (add_phi_arg): Add location parameter.
9427 (remove_phi_arg_num): Move location when moving phi argument.
9428 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9430 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9431 slpeel_update_phi_nodes_for_guard1,
9432 slpeel_update_phi_nodes_for_guard2,
9433 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9434 vect_loop_versioning): Set locations.
9435 * tree-parloops.c (create_phi_for_local_result,
9436 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9437 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9438 * tree-vect-loop.c (get_initial_def_for_induction,
9439 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9441 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9442 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9443 (gimple_phi_arg_set_location): New. Set locus.
9444 (gimple_phi_arg_has_location): New. Check for locus.
9445 (redirect_edge_var_map_location): New. Return locus from var_map.
9446 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9447 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9448 combining PHI arguments.
9449 (cond_store_replacement): Set location.
9450 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9451 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9452 scop_add_exit_phis_edge): Add locations.
9453 * tree-cfgcleanup.c (remove_forwarder_block,
9454 remove_forwarder_block_with_phi): Add locations.
9455 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9456 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9458 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9459 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9460 flush_pending_stmts): Add source location.
9461 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9462 stack to preserve locations.
9463 * tree-vect-stmts.c (vectorizable_load): Add location.
9464 * tree-inline.c (copy_phis_for_bb): Copy locus.
9465 (setup_one_parameter): Add call locus to inlined parameter stmts.
9466 (initialize_inlined_parameters): Pass in call location as parameter
9468 (tree_function_versioning): Pass location to setup_one_parameter.
9469 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9470 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9471 copy and edge lists.
9472 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9473 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9474 locus parameter and override the stmt default if provided.
9475 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9476 elim_graph_add_edge, elim_graph_remove_succ_edge,
9477 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9478 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9479 eliminate_phi): Add locus info in elimination graph for each edge and
9481 (insert_backedge_copies): Copy locus if present.
9482 * tree-flow.h (struct _edge_var_map): Add locus field.
9483 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9484 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9485 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9487 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9489 2009-07-30 Martin Jambor <mjambor@suse.cz>
9491 PR tree-optimization/40570
9492 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9495 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9497 * ssa-loop-manip.c: Include langhooks.h.
9498 (rewrite_phi_with_iv): New.
9499 (rewrite_all_phi_nodes_with_iv): New.
9500 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9501 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9502 * tree-parloops.c (loop_parallel_p): Move out all conditions
9503 except dependency check.
9504 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9505 (gen_parallel_loop): Call canonicalize_loop_ivs without
9506 reduction_list argument.
9507 (build_new_reduction): New.
9508 (gather_scalar_reductions): New.
9509 (try_get_loop_niter): New.
9510 (try_create_reduction_list): New.
9511 (parallleize_loops): Change the parallel conditions check.
9512 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9513 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9515 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9517 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9519 * doc/options.texi (Option properties): Mention new quoting syntax.
9521 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9523 * config/alpha/alpha.c (alpha_start_function):
9524 Handle VMS_DEBUG_MAIN_POINTER
9525 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9526 * doc/invoke.texi: Document -mdebug-main switch.
9528 2009-07-29 Richard Henderson <rth@redhat.com>
9530 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9531 (cgraph_create_edge_including_clones): Likewise.
9532 * tree-inline.c (copy_bb): Operate on the correct edges
9533 when updating the callgraph.
9535 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9537 * config/alpha/vms-cc.c: Deleted.
9538 * config/alpha/vms-ld.c: Deleted.
9539 * config/alpha/t-vms64: Moved to config/vms
9540 * config/alpha/vms-crt0-64.c: Moved to config/vms
9541 * config/alpha/vms-crt0.c: Moved to config/vms
9542 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9543 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9544 * config/alpha/xm-vms.h: Moved to config/vms
9545 * config/alpha/x-vms: Moved to config/vms
9546 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9548 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9549 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9551 * config/vms/t-vms64: Moved here from config/alpha
9552 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9553 (argc,argv,envp): Enforce 32bit malloc'ing.
9554 * config/vms/vms-psxcrt0-64.c: Likewise.
9555 * config/vms/vms-crt0.c: Moved here from config/alpha.
9556 * config/vms/vms-psxcrt0.c: Likewise.
9557 * config/vms/vms-crtl-64.h: New file.
9558 * config/vms/vms-crtl.h: New file.
9559 * config/vms/vms.opt: New file.
9560 * config/vms/xm-vms64.h: New file.
9561 * config/vms/xm-vms.h: Moved here from config/alpha.
9562 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9564 * config/vms/x-vms: Moved here from config/alpha.
9565 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9566 (vms-ld.o, vms-cc.o): Removed.
9567 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9569 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9571 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9572 correct stack (obvious VMS fix).
9574 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9576 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9577 date, version info if VMS_DEBUGGING_INFO defined.
9578 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9579 size, date calculating code moved here.
9581 2009-07-29 Paul Brook <paul@codesourcery.com>
9583 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9586 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9589 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9590 to DImode when generating insq_le insn.
9592 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9594 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9595 New macro set for VMS_DEBUGGGING_INFO.
9596 (AT_string_form): Use it.
9598 2009-07-28 DJ Delorie <dj@redhat.com>
9600 * config/mep/mep.c (vtext_section): New.
9601 (vftext_section): New.
9602 (ftext_section): New.
9603 (mep_select_section): Add support for functions.
9604 (mep_unique_section): Likewise.
9605 (mep_asm_init_sections): Likewise.
9606 (mep_encode_section_info): Remove it from here.
9608 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9610 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9612 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9613 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9615 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9617 * dwarf2out.c (output_file_names): Test new macro
9618 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9619 (add_comp_dir_attribute): Likewise.
9621 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9623 * config/i386/mingw-w64.h (LINK_SPEC): Add
9624 separating space between commands.
9626 2009-07-28 Jan Hubicka <jh@suse.cz>
9628 PR tree-optimization/40759
9629 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9632 2009-07-27 DJ Delorie <dj@redhat.com>
9634 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9635 types are dword-aligned.
9636 (mep_expand_va_start): Likewise.
9638 2009-07-27 Olivier Hainque <hainque@adacore.com>
9639 Douglas B Rupp <rupp@gnat.com>
9641 * convert.c (convert_to_pointer): Don't assume the target
9642 pointer type is POINTER_SIZE long. Fetch its precision instead.
9644 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9646 * system.h (fopen): Undefine if macro.
9648 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9650 * dwarf2out.c (output_cfi_p): Removed.
9651 (output_cfis): New function.
9652 (output_fde): New function, split from output_call_frame_info.
9653 (output_call_frame_info): Use it.
9654 (dwarf2out_switch_text_section): Use output_cfis.
9656 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9658 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9659 TARGET_BI_ARCH is specified without enabling SJLJ.
9660 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9661 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9663 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9665 * arm.md (negdi2): Use DImode if forcing a value into a register.
9667 2009-07-26 Ira Rosen <irar@il.ibm.com>
9669 PR tree-optimization/40801
9670 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9671 of vector operand from the previous copy of vector statement.
9672 Pass the correct definition type value to
9673 vect_get_vec_def_for_stmt_copy().
9675 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9677 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9678 const char ** conversion.
9680 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9682 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9683 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9684 (gcc_unreachable): Invoke __builtin_unreachable() if
9685 !ENABLE_ASSERT_CHECKING.
9687 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9689 PR rtl-optimization/40445
9690 * emit-rtl.c (next_nonnote_insn_bb): New function.
9691 * rtl.h (next_nonnote_insn_bb): Declare new function.
9692 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9693 with no successors that is the successor of the ENTRY_BLOCK.
9694 Continue from the top after removing an empty fallthrough block.
9695 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9696 of next_nonnote_insn.
9698 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9700 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9702 2009-07-25 Martin Jambor <mjambor@suse.cz>
9704 * c-common.c (c_common_attribute_table): New element for noclone.
9705 (handle_noclone_attribute): New function. Forward-declare.
9706 * tree-inline.c (tree_versionable_function_p): Check for noclone
9708 * doc/extend.texi (Labels as Values): Document need for noclone.
9709 (Function Attributes): Document noclone attribute.
9711 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9713 PR rtl-optimization/34999
9714 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9715 and dw_fde_switched_cold_to_hot fields.
9716 (output_cfi_p): New function.
9717 (output_call_frame_info): If fde->dw_fde_switched_sections,
9718 output 2 FDEs instead of one with corrupted header.
9719 (dwarf2out_do_cfi_startproc): New function.
9720 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9721 and fde->dw_fde_switched_cold_to_hot.
9722 (dwarf2out_switch_text_section): Compute
9723 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9724 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9725 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9726 Otherwise, compute fde->dw_fde_switch_cfi.
9728 2009-07-24 Cary Coutant <ccoutant@google.com>
9730 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9732 2009-07-24 Cary Coutant <ccoutant@google.com>
9734 * cfghooks.c (split_block): Copy discriminator to new block.
9735 * tree-cfg.c (assign_discriminator): Check location of last
9736 instruction in block as well as first.
9738 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/linux.c: Use fputs or putc instead of fprintf
9742 * config/i386/gas.h: Ditto.
9743 * config/i386/x86-64.h: Ditto.
9744 * config/i386/att.h: Ditto.
9746 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9748 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9751 2009-07-24 Martin Jambor <mjambor@suse.cz>
9753 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9754 (ipa_push_func_to_list_1): Declare.
9755 (ipa_push_func_to_list): New function.
9757 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9758 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9759 (ipa_push_func_to_list): Removed.
9760 (ipa_pop_func_from_list): Clear node_enqueued flag.
9762 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9764 * config/s390/s390.c (override_options): Default
9765 max-unrolled-insns to 100 for z10 tuning.
9767 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9769 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9770 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9771 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9772 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9773 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9774 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9775 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9777 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9779 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9780 use default set in mingw32.h header.
9781 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9782 64-bit /mingw/include path.
9783 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9786 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9788 PR rtl-optimization/40209
9789 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9791 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9793 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9794 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9795 with the rest of string where appropriate. Use fputs or putc
9796 instead of fprintf where appropriate.
9798 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9799 Pat Haugen <pthaugen@us.ibm.com>
9800 Revital Eres <ERES@il.ibm.com>
9802 * config/rs6000/vector.md: New file. Move most of the vector
9803 expander support here from altivec.md to allow for the VSX vector
9804 unit in the future. Add support for secondary_reload patterns.
9805 Rewrite the patterns for vector comparison, and vector comparison
9806 predicate instructions so that the RTL expresses the desired
9807 behavior, instead of using unspec.
9809 * config/rs6000/constraints.md ("f" constraint): Use
9810 rs6000_constraints to hold the precalculated register class.
9811 ("d" constraint): Ditto.
9812 ("wd" constraint): New constraint for VSX.
9813 ("wf" constraint): Ditto.
9814 ("ws" constraint): Ditto.
9815 ("wa" constraint): Ditto.
9816 ("wZ" constraint): Ditto.
9817 ("j" constraint): Ditto.
9819 * config/rs6000/predicates.md (vsx_register_operand): New
9821 (vfloat_operand): New predicate for vector.md.
9822 (vint_operand): Ditto.
9823 (vlogical_operand): Ditto.
9824 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9825 (easy_vector_constant): Add VSX support.
9826 (altivec_indexed_or_indirect_operand): New predicate for
9827 recognizing Altivec style memory references with AND -16.
9829 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9830 for vector secondary reload support.
9831 (rs6000_vector_reg_class): Delete, replacing it with
9833 (rs6000_vsx_reg_class): Ditto.
9834 (rs6000_constraints): New array to hold the register classes of
9835 each of the register constraints that can vary at runtime.
9836 (builtin_mode_to_type): New static array for builtin function type
9838 (builtin_hash_table): New static hash table for builtin function
9840 (TARGET_SECONDARY_RELOAD): Define target hook.
9841 (TARGET_IRA_COVER_CLASSES): Ditto.
9842 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9843 registers are 128 bits if VSX memory reference instructions are used.
9844 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9846 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9847 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9848 Print several of the scheduling related parameters.
9849 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9850 rs6000_constraints instead of rs6000_vector_reg_class. Move
9851 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9852 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9853 Altivec. Add VSX support. Setup for secondary reload support on
9854 Altivec/VSX registers.
9855 (rs6000_override_options): Make power7 set the scheduling groups
9856 like the power5. Add support for new debug switches to override
9857 the scheduling defaults. Temporarily disable -mcpu=power7 from
9858 setting -mvsx. Add support for debug switches -malways-hint,
9859 -msched-groups, and -malign-branch-targets.
9860 (rs6000_buitlin_conversion): Add support for returning unsigned
9861 vector conversion functions to fix regressions due to stricter
9863 (rs6000_builtin_mul_widen_even): Ditto.
9864 (rs6000_builtin_mul_widen_odd): Ditto.
9865 (rs6000_builtin_vec_perm): Ditto.
9866 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9867 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9869 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9871 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9872 VSX types for bit operations. Changes to accomidate vector.md.
9873 (bdesc_2arg): Ditto.
9874 (bdesc_1arg): Ditto.
9875 (struct builtin_description_predicates): Rewrite predicate
9876 handling so that RTL describes the operation, instead of passing
9877 the instruction to be used as a string argument.
9878 (bdesc_altivec_preds): Ditto.
9879 (altivec_expand_predicate_builtin): Ditto.
9880 (altivec_expand_builtin): Ditto.
9881 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9882 statement for vsldoi support.
9883 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9884 (altivec_expand_st_builtin): Ditto.
9885 (paired_expand_builtin): Whitespace changes.
9886 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9887 builtin_mode_to_type table for secondary reload. Call
9888 builtin_function_type to build random builtin functions.
9889 (altivec_init_builtins): Change to use builtin_function_type to
9890 create builtin function types dynamically as we need them.
9891 (builtin_hash_function): New support for hashing the tree types
9892 for builtin function as we need it, rather than trying to build
9893 all of the trees that we need. Add initial preliminary VSX support.
9894 (builtin_function_type): Ditto.
9895 (builtin_function_eq): Ditto.
9896 (builtin_hash_struct): Ditto.
9897 (rs6000_init_builtins): Ditto.
9898 (rs6000_common_init_builtins): Ditto.
9899 (altivec_init_builtins): Ditto.
9900 (rs6000_common_init_builtins): Ditto.
9901 (enum reload_reg_type): New enum for simplifing reg classes.
9902 (rs6000_reload_register_type): Simplify register classes into GPR,
9903 Vector, and other registers. Altivec and VSX addresses in reload.
9904 (rs6000_secondary_reload_inner): Ditto.
9905 (rs6000_ira_cover_classes): New target hook, that returns the
9906 appropriate cover classes, based on -mvsx being used or not.
9907 (rs6000_secondary_reload_class): Add VSX support.
9908 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9909 (get_vsel_insn): Ditto.
9910 (rs6000_emit_vector_compare): Rewrite vector conditional support
9911 so that where we can, we use RTL operators, instead of blindly use
9913 (rs6000_emit_vector_select): Ditto.
9914 (rs6000_emit_vector_cond_expr): Ditto.
9915 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9916 (create_TOC_reference): Add -mdebug=addr support.
9917 (emit_frame_save): VSX loads/stores need register indexed addressing.
9919 * config/rs6000/rs6000.md: Include vector.md.
9921 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9923 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9924 support for V2DI, V2DF in logical, permute, select operations.
9926 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9927 switch for vsx/power7.
9928 (-mvsx-scalar-memory): Ditto.
9929 (-mvsx-align-128): Ditto.
9930 (-mallow-movmisalign): Ditto.
9931 (-mallow-df-permute): Ditto.
9932 (-msched-groups): Ditto.
9933 (-malways-hint): Ditto.
9934 (-malign-branch-targets): Ditto.
9936 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9938 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9939 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9940 (rs6000_vector_reg_class): Delete.
9941 (rs6000_vsx_reg_class): Ditto.
9942 (enum rs6000_reg_class_enum): New enum for the constraints that
9943 vary based on target switches.
9944 (rs6000_constraints): New array to hold the register class for all
9945 of the register constraints that vary based on the switches used.
9946 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9947 (enum rs6000_builtins): Add unsigned varients for the builtin
9948 declarations returned by target hooks for expanding multiplies,
9949 select, and permute operations. Add VSX builtins.
9950 (enum rs6000_builtin_type_index): Add entries for VSX.
9951 (V2DI_type_node): Ditto.
9952 (V2DF_type_node): Ditto.
9953 (unsigned_V2DI_type_node): Ditto.
9954 (bool_long_type_node): Ditto.
9955 (intDI_type_internal_node): Ditto.
9956 (uintDI_type_internal_node): Ditto.
9957 (double_type_internal_node): Ditto.
9959 * config/rs6000/altivec.md (whole file): Move all expanders to
9960 vector.md from altivec.md. Rename insn matching functions to be
9962 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9963 (altivec_vcmp*): Ditto.
9964 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9965 (VM): New iterator for moves that includes the VSX types.
9966 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9967 (altivec_vperm_<mode>_uns): New, for unsigned types.
9968 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9969 (altivec_eq<mode>): Ditto.
9970 (altivec_gt<mode>): Ditto.
9971 (altivec_gtu<mode>): Ditto.
9972 (altivec_eqv4sf): Ditto.
9973 (altivec_gev4sf): Ditto.
9974 (altivec_gtv4sf): Ditto.
9975 (altivec_vcmpbfp_p): Ditto.
9977 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9979 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9982 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9985 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9986 ASM_SHORT instead of .word.
9987 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9988 instead of .word in asm template.
9990 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9993 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9994 (process_bb_node_lives): Use it.
9996 * ira.c (setup_cover_and_important_classes): Don't setup
9997 ira_important_class_nums. Add cover classes to the end of
9999 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10001 (find_reg_class_closure): Use reorder_important_classes.
10003 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10005 * config/i386/i386.c (i386_ira_cover_classes): New function.
10006 (TARGET_IRA_COVER_CLASSES): Redefine.
10008 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10009 importance of order of cover classes in the array.
10011 2009-07-22 Diego Novillo <dnovillo@google.com>
10013 * tree-pass.h (TDF_EH): Define.
10014 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10015 contains TDF_EH, print the EH region number holding GS.
10016 * tree-dump.c (dump_options): Add "eh".
10017 * doc/invoke.texi: Document it.
10019 2009-07-22 Doug Kwan <dougkwan@google.com>
10021 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10023 2009-07-22 Michael Matz <matz@suse.de>
10025 PR tree-optimization/35229
10026 PR tree-optimization/39300
10028 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10029 (inhibit_phi_insertion): New function.
10030 (insert_into_preds_of_block): Call it for REFERENCEs.
10031 (init_pre): Initialize and finalize scalar evolutions.
10032 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10034 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10036 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10037 Use CONST_VECTOR_NUNITS to determine number of elements.
10039 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10041 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10042 (U, W): Constraints are now deprecated and will be removed if we
10043 run out of letters.
10044 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10046 ("prefetch"): Add the stcmh instruction for prefetching.
10047 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10049 (s390_short_displacement): Return always true if compiling for
10050 machines not providing the long displacement facility.
10051 (s390_mem_constraint): Support the new constraint letter Z.
10052 (s390_check_qrst_address): New function.
10054 2009-07-21 DJ Delorie <dj@redhat.com>
10056 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10059 2009-07-21 Jason Merrill <jason@redhat.com>
10061 * c-common.c (max_tinst_depth): Increase default to 1024.
10063 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10065 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10066 (vec_unpacku_float_lo_v4si): Ditto.
10068 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10071 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10072 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10073 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10074 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10076 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10078 PR tree-optimization/40813
10079 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10082 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10084 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10085 with a NOP_EXPR if needed.
10087 2009-07-21 Paul Brook <paul@codesourcery.com>
10089 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10090 Terminate debug dump with newline.
10092 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10094 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10095 Cast "1" to unsigned HOST_WIDE_INT.
10096 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10097 deposit length to the maximum length - lsb. Extend length if
10098 HOST_BITS_PER_WIDE_INT is 32.
10100 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10102 * cgraph.h (constant_pool_htab): New function.
10103 (constant_descriptor_tree): Move from varasm.c.
10104 * varasm.c (constant_pool_htab): New function.
10105 (constant_descriptor_tree): Move to cgraph.h.
10107 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10109 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10111 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10113 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10116 2009-07-20 Xinliang David Li <davidxl@google.com>
10118 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10120 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10122 * config/mips/mips.md (move_type): Add arith.
10123 (type): Handle arith.
10124 (zero_extendsidi2): Rename this into ...
10125 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10126 (zero_extendsidi2): New expander.
10127 (*zero_extendsidi2_dext): New pattern.
10129 2009-07-20 Nick Clifton <nickc@redhat.com>
10131 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10132 to set MIPS_ABI_DEFAULT.
10133 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10135 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10137 * tree-object-size.c (addr_object_size): Handle unions with
10138 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10140 PR tree-optimization/40792
10141 * tree.c (build_function_type_skip_args): Remove bogus assert.
10143 2009-07-20 Jan Hubicka <jh@suse.cz>
10144 Martin Jambor <mjambor@suse.cz>
10146 * cgraph.h (combined_args_to_skip): New field.
10147 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10148 combined_args_to_skip and args_to_skip.
10149 * tree-inline.c (update_clone_info): New function.
10150 (tree_function_versioning): Call update_clone_info.
10151 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10153 (cgraph_materialize_all_clones): More extensive dumping, working
10154 with combined_args_to_skip rather than args_to_skip.
10156 2009-07-20 Ira Rosen <irar@il.ibm.com>
10158 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10159 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10160 (get_initial_def_for_reduction): Likewise.
10161 (vectorizable_reduction): Skip the check of first operand in case
10162 of COND_EXPR. Add check that it is outer loop vectorization if
10163 nested cycle was detected. Call vectorizable_condition() for
10164 COND_EXPR. If reduction epilogue cannot be created do not fail for
10165 nested cycles (if it is not double reduction). Assert that there
10166 is only one type in the loop in case of COND_EXPR. Call
10167 vectorizable_condition() to vectorize COND_EXPR.
10168 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10169 Add parameters. Allow nested cycles if called from
10170 vectorizable_reduction(). Use reduction vector variable if provided.
10171 (vect_analyze_stmt): Call vectorizable_reduction() before
10172 vectorizable_condition().
10173 (vect_transform_stmt): Update call to vectorizable_condition().
10175 2009-07-20 Christian Bruel <christian.bruel@st.com>
10177 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10178 * doc/invoke.texi (-mfmovd): Likewise.
10179 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10181 2009-07-20 Jan Hubicka <jh@suse.cz>
10183 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10184 when handling SSA name.
10186 2009-07-19 Jan Hubicka <jh@suse.cz>
10188 PR tree-optimization/40676
10189 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10190 virtual PHIs in empty BBs.
10192 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10194 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10195 re-expanded the compound use gen_lowpart instead to convert to the
10198 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10200 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10201 OUTER_CONST arguments.
10202 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10203 the new wider mode will be masked off.
10204 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10206 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10208 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10209 high-order bits are zero.
10211 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10213 * combine.c (simplify_shift_const_1): Split code to determine
10214 shift_mode into ...
10215 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10216 new bits shifted in are identical to the old sign bit.
10218 2009-07-18 Richard Guenther <rguenther@suse.de>
10221 * gimplify.c (gimplify_call_expr): Reject code using results from
10222 functions returning void.
10224 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10226 * doc/md.texi: Document the new PowerPC "es" constraint.
10227 Document that "m" can include automodified addresses on this target,
10228 and explain how %U must be used. Extend the "Q" and "Z" documentation
10229 to suggest "es" as well as "m".
10230 * config/rs6000/constraints.md (es): New memory constraint.
10231 (Q, Z): Update strings to match new documentation.
10233 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10235 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10236 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10237 * config/rs6000/predicates.md (volatile_mem_operand): Use
10238 offsettable_nonstrict_memref_p.
10239 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10240 (*floatunssidf2_internal): Likewise.
10241 (*fix_truncdfsi2_internal): Likewise.
10242 (*fix_trunctfsi2_internal): Likewise.
10244 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10246 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10247 atmega32u2 devices.
10248 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10250 2009-07-17 Richard Guenther <rguenther@suse.de>
10253 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10254 (pass_warn_unused_result): Likewise.
10255 (TODO_set_props): Remove.
10256 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10258 (pass_diagnose_omp_blocks): Define.
10259 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10260 (c_gimple_diagnostics_recursively): Remove.
10261 (finish_function): Do not call it.
10262 (c_write_global_declarations): Continue after errors.
10263 Finalize the CU here.
10264 * c-gimplify.c (c_genericize): Do not gimplify here.
10265 * c-common.c (c_warn_unused_result): Move ...
10266 * tree-cfg.c (do_warn_unused_result): ... here.
10267 (run_warn_unused_result): New function.
10268 (gate_warn_unused_result): New function.
10269 (pass_warn_unused_result): New pass.
10270 * c-common.h (c_warn_unused_result): Remove.
10271 * flags.h (flag_warn_unused_result): Declare.
10272 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10273 * opts.c (flag_warn_unused_result): Initialize to false.
10274 * toplev.c (compile_file): Add comment.
10275 * omp-low.c (create_omp_child_function): Do not register
10276 the function with the frontend.
10277 (diagnose_omp_structured_block_errors): Prepare to be
10278 called as optimization pass.
10279 (gate_diagnose_omp_blocks): New function.
10280 (pass_diagnose_omp_blocks): New pass.
10281 * cgraph.h (cgraph_optimize): Remove.
10282 (cgraph_analyze_function): Likewise.
10283 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10284 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10285 before their parents here.
10286 (cgraph_finalize_function): Not here.
10287 (cgraph_analyze_function): Gimplify functions here.
10288 (cgraph_finalize_compilation_unit): Continue after errors.
10289 Optimize the callgraph from here.
10290 (cgraph_optimize): Make static.
10291 * langhooks.c (write_global_declarations): Finalize the CU.
10292 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10293 (gimplify_function_tree): Assert we gimplify only once.
10294 Set PROP_gimple_any property.
10295 * tree-nested.c (gimplify_all_functions): New function.
10296 (lower_nested_functions): Gimplify all nested functions.
10297 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10298 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10299 and pass_diagnose_omp_blocks after gimplification. Do not
10300 set TODO_set_props on all_lowering_passes.
10301 (execute_one_pass): Do not handle TODO_set_props.
10302 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10303 (gimplify.o): Add tree-pass.h dependency.
10304 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10305 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10306 (unsave_r): Likewise.
10307 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10308 temporary variable.
10310 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10312 * doc/service.texi (Service): Restore previously removed link,
10313 which isn't broken after all.
10315 2009-07-17 Richard Guenther <rguenther@suse.de>
10317 PR tree-optimization/40321
10318 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10319 PHI nodes to the maximal set.
10320 (make_values_for_phi): Add PHI arguments to the maximal set.
10321 (execute_pre): Dump PHI_GEN and the maximal set.
10323 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10326 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10329 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10331 * doc/extend.texi (Nested Functions): Replace broken link with
10333 * doc/service.texi (Service): Remove broken link.
10335 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10338 * builtins.c (expand_builtin_memcmp): Use loc instead of
10339 EXPR_LOCATION (exp).
10340 (expand_builtin_strncmp): Likewise.
10342 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10343 Manuel López-Ibáñez <manu@gcc.gnu.org>
10346 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10347 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10348 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10349 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10350 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10351 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10352 tree-inline.c, c-common.c, c-common.h, gimple.c,
10353 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10354 convert.c: Add location argument to fold_{unary,binary,ternary},
10355 fold_build[123], build_call_expr, build_size_arg,
10356 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10357 fold_build1_initializer, fold_build2_initializer,
10358 fold_build3_initializer, fold_build_call_array,
10359 fold_build_call_array_initializer, fold_single_bit_test,
10360 omit_one_operand, omit_two_operands, invert_truthvalue,
10361 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10362 combine_comparisons, fold_builtin_*, fold_call_expr,
10363 build_range_check, maybe_fold_offset_to_address, round_up,
10366 2009-07-16 Jason Merrill <jason@redhat.com>
10369 * c-common.c (c_common_reswords): Add __is_standard_layout
10371 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10372 * doc/implement-cxx.texi: New.
10373 * doc/gcc.texi: Include it.
10375 2009-07-16 DJ Delorie <dj@redhat.com>
10377 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10378 compares that may be indirectly affected by previous instructions.
10380 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10382 * builtins.c (do_mpc_arg2): New.
10383 (fold_builtin_2): Fold builtin cpow.
10384 * real.h (HAVE_mpc_pow): New.
10386 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10388 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10389 comparison to skip unprofitable schedule
10391 2009-07-16 Simon Baldwin <simonb@google.com>
10393 * gcc.c (option_map): New flag -no-canonical-prefixes.
10394 * (display_help): Print help text for new flag.
10395 * (process_command): Move options translation and language specifics
10396 and handle new flag early. Use it to set a function pointer to a
10397 prefix builder. Replace make_relative_prefix calls with calls to
10398 the function pointed to. Ignore new flag in regular options handling.
10399 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10401 2009-07-15 DJ Delorie <dj@redhat.com>
10403 * config/mep/mep.md (sibcall_internal): Change register to avoid
10404 argument registers.
10405 (sibcall_value_internal): Likewise.
10407 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10409 PR rtl-optimization/40710
10410 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10412 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10414 * config/mips/mips.md (*extenddi_truncate<mode>,
10415 *extendsi_truncate<mode>): Change type attribute to move_type
10416 with shift_shift. Split out code handling exts from here ...
10417 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10419 (*extendhi_truncateqi): Change type attribute to move_type with
10420 shift_shift. Split out code handling exts from here ...
10421 (*extendhi_truncateqi_exts): ... to this new pattern.
10423 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10425 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10426 instead of "and" with inverted sign bit mask value. Use
10427 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10428 Allocate registers only for operand 4 and operand 5.
10430 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10432 PR middle-end/40747
10433 * fold-const.c (fold_cond_expr_with_comparison): When folding
10434 < and <= to MIN, make sure the MIN uses the same type as the
10435 comparison's operands.
10437 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10439 * arm.md (ior_xor): New code iterator.
10440 (split for ior/xor with shift and zero-extend): New split pattern.
10441 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10443 2009-07-15 Richard Guenther <rguenther@suse.de>
10445 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10448 2009-07-15 Richard Guenther <rguenther@suse.de>
10450 PR middle-end/40753
10451 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10453 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10455 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10456 handle 2.6.30 kernel.
10458 2009-07-15 DJ Delorie <dj@redhat.com>
10460 * config/mep/mep.md (sibcall_internal): Change register to allow
10461 for 24-bit addresses.
10462 (sibcall_value_internal): Likewise.
10464 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10466 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10467 that are enabled/disabled by the flags introduced by a previous patch.
10469 2009-07-14 DJ Delorie <dj@redhat.com>
10471 * config/mep/mep.md (sibcall_internal): Include non-toggling
10473 (sibcall_value_internal): Likewise.
10475 2009-07-14 Taras Glek <tglek@mozilla.com>
10476 Rafael Espindola <espindola@google.com>
10478 * doc/sourcebuild.texi: Document install-plugin target.
10479 * configure.ac: Added install-plugin target to language makefiles.
10480 * configure: Regenerate.
10481 * Makefile.in: (install-plugin): Install more headers,
10482 depend on lang.install-plugin.
10484 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10486 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10489 2009-07-14 DJ Delorie <dj@redhat.com>
10491 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10492 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10493 * config/mep/mep.md (sibcall_internal): Change test from
10494 mep_vliw_mode_match to mep_vliw_jmp_match.
10495 (sibcall_value_internal): Likewise.
10497 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10499 * config/i386/sse.md (copysign<mode>3): New expander.
10500 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10501 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10502 Use ix86_build_const_vector.
10503 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10504 IX86_BUILTIN_CPYSGNPD.
10505 (builtin_description): Add __builtin_ia32_copysignps and
10506 __builtin_ia32_copysignpd.
10507 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10508 and BUILT_IN_COPYSIGNF.
10510 2009-07-13 Jason Merrill <jason@redhat.com>
10512 * builtins.c (can_trust_pointer_alignment): New fn.
10513 (get_pointer_alignment): Factor it out from here.
10514 * tree.h: Declare it.
10516 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10518 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10521 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10525 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10527 2009-07-14 Richard Guenther <rguenther@suse.de>
10528 Andrey Belevantsev <abel@ispras.ru>
10530 PR middle-end/40745
10531 * cfgexpand.c (partition_stack_vars): Do not bother to update
10532 alias information when not optimizing.
10534 2009-07-14 Richard Guenther <rguenther@suse.de>
10535 Andrey Belevantsev <abel@ispras.ru>
10537 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10538 (pt_solution_set): Likewise.
10539 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10540 * tree-ssa-structalias.c (pt_solution_set): New function.
10541 * final.c (rest_of_clean_state): Free SSA data structures.
10542 * print-rtl.c (print_decl_name): Remove.
10543 (print_mem_expr): Implement in terms of print_generic_expr.
10544 * alias.c (ao_ref_from_mem): New function.
10545 (rtx_refs_may_alias_p): Likewise.
10546 (true_dependence): Query alias-export info.
10547 (canon_true_dependence): Likewise.
10548 (write_dependence_p): Likewise.
10549 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10551 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10552 (mem_expr_equal_p): Use operand_equal_p.
10553 (set_mem_attributes_minus_bitpos): Do not use
10554 component_ref_for_mem_expr.
10555 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10556 (update_alias_info_with_stack_vars): Likewise.
10557 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10558 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10559 explicitly nor clear stmt operands.
10560 Free the decl-to-pointer map.
10561 * tree-optimize.c (execute_free_datastructures): Do not free
10562 SSA data structures here.
10563 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10564 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10565 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10567 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10569 2009-07-13 DJ Delorie <dj@redhat.com>
10571 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10572 unrolling at the right iteration count.
10574 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10577 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10579 * haifa-sched.c (rank_for_schedule): Introduced flags to
10580 enable/disable individual scheduling heuristics.
10581 * common.opt: Introduced flags to enable/disable individual
10582 heuristics in the scheduler.
10583 * doc/invoke.texi: Introduced flags to enable/disable individual
10584 heuristics in the scheduler.
10586 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10588 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10589 config/i386/mingw-tls.c.
10590 * config/i386/mingw-tls.c: Removed.
10592 2009-07-13 Ira Rosen <irar@il.ibm.com>
10594 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10595 checks access only relevant statements.
10596 (vectorizable_reduction): Likewise.
10598 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10600 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10601 just for 32-bit case.
10603 2009-07-12 Jan Hubicka <jh@suse.cz>
10605 PR tree-optimization/40585
10606 * except.c (expand_resx_expr): When there already is resume
10607 instruction, produce linked list.
10608 (build_post_landing_pads): Assert that resume is empty.
10609 (connect_post_landing_pads): Handle resume lists.
10610 (dump_eh_tree): Dump resume list.
10612 2009-07-12 Ira Rosen <irar@il.ibm.com>
10614 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10615 with additional argument.
10616 * tree-vectorizer.h (enum vect_def_type): Add
10617 vect_double_reduction_def.
10618 (vect_is_simple_reduction): Add argument.
10619 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10621 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10622 vect_is_simple_reduction with additional argument.
10623 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10625 (reduction_code_for_scalar_code): Handle additional codes by
10626 returning ERROR_MARK for them. Fix comment and indentation.
10627 (vect_is_simple_reduction): Fix comment, add argument to specify
10628 double reduction. Detect double reduction.
10629 (get_initial_def_for_induction): Fix indentation.
10630 (get_initial_def_for_reduction): Fix comment and indentation.
10631 Handle double reduction. Create initial definitions that do not
10632 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10633 (vect_create_epilog_for_reduction): Fix comment, add argument to
10634 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10635 epilogue result extraction. Create double reduction phi node and
10636 replace relevant uses.
10637 (vectorizable_reduction): Call vect_is_simple_reduction with
10638 additional argument. Fix indentation. Update epilogue code treatment
10639 according to the changes in reduction_code_for_scalar_code. Check
10640 for double reduction. Call vect_create_epilog_for_reduction with
10641 additional argument.
10642 * tree-vect-stmts.c (process_use): Handle double reduction, update
10644 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10645 (vect_get_vec_def_for_operand): Likewise.
10647 2009-07-12 Danny Smith <dansmister@gmail.com>
10649 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10650 dllexport if !TREE_PUBLIC.
10651 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10653 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10655 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10656 (avr_extra_arch_macro) Remove declatation.
10657 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10658 (avr_extra_arch_macro) Declare as static.
10659 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10661 2009-07-11 Jan Hubicka <jh@suse.cz>
10663 PR middle-end/48388
10664 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10666 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10669 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10670 cold_in_std_section bits.
10671 (dwarf2out_begin_prologue): Initialize them.
10672 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10673 if already covered by text_section or cold_text_section range.
10675 PR rtl-optimization/40667
10676 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10677 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10678 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10679 * config/i386/i386.c (ix86_minimum_alignment): New function.
10680 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10681 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10682 * emit-rtl.c (gen_reg_rtx): Likewise.
10683 * function.c (assign_parms): Likewise. If nominal_type needs
10684 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10685 rather than passed_type's alignment.
10688 * function.c (assign_parm_setup_stack): Adjust
10689 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10690 from nominal_mode on big endian.
10692 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10694 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10696 2009-07-10 DJ Delorie <dj@redhat.com>
10698 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10700 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10702 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10704 (thumb2_cbnz): Likewise.
10706 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10709 * config.gcc (supported_defaults): Add synci.
10710 (with_synci): Add validation.
10711 (all_defaults): Add synci.
10712 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10715 * config/mips/mips.opt (msynci): New option.
10716 * config/mips/mips.c (mips_override_options): Warn on use of
10717 -msynci for targets that do now support it.
10718 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10720 * gcc/doc/invoke.texi (-msynci): Document the new option.
10721 * doc/install.texi (--with-synci): Document the new option.
10723 2009-07-10 Richard Guenther <rguenther@suse.de>
10725 PR tree-optimization/40496
10726 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10727 the PHI result with a compatible type.
10729 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10733 * c.opt (Wunused-result): New.
10734 * doc/invoke.texi: Document it.
10735 * c-common.c (c_warn_unused_result): Use it.
10737 2009-07-09 DJ Delorie <dj@redhat.com>
10739 * targhooks.c (default_target_can_inline_p): Rename from
10740 default_target_option_can_inline_p.
10741 * targhooks.h (default_target_can_inline_p): Likewise.
10742 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10743 TARGET_OPTION_CAN_INLINE_P.
10744 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10745 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10746 (mep_target_can_inline_p): Rename from
10747 mep_target_option_can_inline_p.
10750 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10751 registers used to pass vectors.
10753 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10755 2009-07-09 Tom Tromey <tromey@redhat.com>
10757 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10758 * config/mmix/mmix.c: Include dwarf2.h.
10759 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10760 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10761 * config/sh/sh.c: Include dwarf2.h.
10762 * config/i386/i386.c: Include dwarf2.h.
10763 * Makefile.in (DWARF2_H): Remove 'elf'.
10764 * except.c: Include dwarf2.h.
10765 * unwind-dw2.c: Include dwarf2.h.
10766 * dwarf2out.c: Include dwarf2.h.
10767 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10768 * unwind-dw2-fde.c: Include dwarf2.h.
10769 * dwarf2asm.c: Include dwarf2.h.
10771 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10773 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10774 (max_issue): Use it.
10775 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10777 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10778 (region_sched_info): Update.
10779 * sched-ebb.c (ebb_sched_info): Update.
10780 * modulo-sched.c (sms_sched_info): Update.
10781 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10783 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10785 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10787 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10789 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10791 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10793 PR middle-end/40692
10794 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10795 arg1 with arg01 if arg1 is already INTEGER_CST.
10797 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10799 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10800 Transform (and (truncate)) into (truncate (and)).
10802 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10804 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10805 creating LHS paradoxical subregs. Fix surrounding returns to
10806 use NULL_RTX rather than 0.
10808 2009-07-08 DJ Delorie <dj@redhat.com>
10810 * config/mep/mep.c: (mep_option_can_inline_p): New.
10811 (TARGET_OPTION_CAN_INLINE_P): Define.
10813 2009-07-08 Mark Wielaard <mjw@redhat.com>
10816 * dwarf2out.c (add_data_member_location_attribute): When we have
10817 only a constant offset don't emit a new location description using
10818 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10821 2009-07-08 Richard Henderson <rth@redhat.com>
10824 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10825 (enum reg_class): Add CLOBBERED_REGS.
10826 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10827 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10828 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10829 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10830 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10831 force 64-bit sibcalls into R11.
10832 * config/i386/constraints.md (U): New constraint.
10833 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10834 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10835 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10837 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10839 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10841 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10842 * ebitmap.h (dump_ebitmap): Ditto.
10843 * optabs.h (optab_libfunc): Ditto.
10844 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10845 * tree-flow.h (vect_can_force_dr_alignment_p,
10846 get_vectype_for_scalar_type): Ditto.
10847 (vectorize_loops): Move prototype to ...
10848 * tree-vectorizer.h: ... here. Also, adjust comment.
10849 (vect_set_verbosity_level): Remove duplicate prototype.
10850 * tree-ssa-loop.c: Include tree-vectorizer.h.
10851 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10853 2009-07-08 Nick Clifton <nickc@redhat.com>
10855 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10858 2009-07-08 DJ Delorie <dj@redhat.com>
10860 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10861 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10862 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10864 * config/mep/intrinsics.md: Regenerated.
10865 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10866 registers when asm() or calls are detected.
10868 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10871 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10873 * gimple (gimple_build_call_from_tree): Likewise.
10874 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10875 no_warning flag before warning.
10877 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10879 * tree.c (set_expr_locus): Remove.
10880 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10881 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10883 * gimplify.c (internal_get_tmp_var): Likewise.
10884 (gimplify_call_expr): Likewise.
10885 (gimplify_one_sizepos): Likewise.
10887 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10890 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10891 to variables for debugging purposes.
10893 2009-06-23 Mark Loeser <mark@halcy0n.com>
10896 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10898 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10900 * pretty-print.c (pp_base_format): Remove %J.
10901 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10902 gcc_cxxdiag_char_table): Likewise.
10903 (init_dynamic_diag_info): Likewise.
10905 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10907 * pretty-print.c (pp_base_format): Remove %H.
10908 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10909 gcc_cxxdiag_char_table): Likewise.
10910 (init_dynamic_diag_info): Likewise.
10911 * config/mep/mep.c (mep_select_section): Likewise.
10913 2009-07-07 Duncan Sands <baldrick@free.fr>
10915 * final.c (pass_clean_state): Give the pass a name.
10916 * passes.c (pass_rest_of_compilation): Likewise.
10917 * tree-optimize.c (pass_all_optimizations): Likewise.
10919 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10921 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10922 an extra 'decl' for error_at.
10924 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10926 PR middle-end/40669
10927 * tree-tailcall.c (adjust_return_value_with_ops,
10928 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10929 if it has complex or vector type.
10931 2009-07-07 Olivier Hainque <hainque@adacore.com>
10933 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10936 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10938 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10940 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10942 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10943 * c-decl.c: Likewise.
10944 * function.c: Likewise.
10945 * varasm.c: Likewise.
10946 * tree-ssa.c: Likewise.
10947 * c-common.c: Likewise.
10948 * tree-cfg.c: Likewise.
10949 * config/spu/spu.c: Likewise.
10950 * config/ia64/ia64.c: Likewise.
10951 * config/v850/v850.c: Likewise.
10953 2009-07-06 DJ Delorie <dj@redhat.com>
10955 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10956 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10957 unspecified accesses to control registers.
10958 * config/mep/intrinsics.md: Regenerate.
10959 * config/mep/intrinsics.h: Regenerate.
10960 * config/mep/mep-intrin.h: Regenerate.
10962 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10964 * c-lex.c: Replace %H by an explicit location. Update all calls.
10965 * c-common.c: Likewise.
10966 * c-decl.c: Likewise.
10967 * c-typeck.c: Likewise.
10968 * fold-const.c: Likewise.
10969 * gimplify.c: Likewise.
10970 * stmt.c: Likewise.
10971 * tree-cfg.c: Likewise.
10972 * tree-ssa-loop-niter.c: Likewise.
10973 * tree-vrp.c: Likewise.
10974 * value-prof.c: Likewise.
10976 2009-07-06 Diego Novillo <dnovillo@google.com>
10978 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10979 if it has one. Handle cases where VAR does not have an
10980 annotation or cfun is NULL.
10982 2009-07-06 Diego Novillo <dnovillo@google.com>
10984 * tree.c: Include debug.h.
10985 (initialize_tree_contains_struct): New.
10986 (init_ttree): Call it.
10987 (tree_node_structure_for_code): Factor out of ...
10988 (tree_node_structure): ... here.
10989 * treestruct.def (TS_PHI_NODE): Remove.
10990 (TS_GIMPLE_STATEMENT): Remove.
10992 2009-07-06 Diego Novillo <dnovillo@google.com>
10994 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10995 (debug_tree_chain): Handle cycles.
10997 2009-07-06 Nick Clifton <nickc@redhat.com>
10998 DJ Delorie <dj@redhat.com>
11000 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11001 __FMOVD_ENABLED__ is defined.
11003 (TARGET_FMOVD): Provide a default definition.
11004 (MASK_FMOVD): Likewise.
11005 (TARGET_CPU_CPP_BUILTINS): Define
11006 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11007 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11008 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11009 (split for DF load from memory into register): Also handle
11010 MEMs which consist of REG+DISP addressing.
11011 (split for DF store from register to memory): Likewise.
11012 (movsf_ie): Always use single fp_mode.
11013 * config/sh/sh.c (sh_override_options): Do not automatically
11014 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11015 that to the -mfmovd command line switch.
11016 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11017 (fldi_ok): Always allow.
11018 * config/sh/sh.opt (mfmovd): Remove this switch.
11019 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11021 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11022 Kaz Kojima <kkojima@gcc.gnu.org>
11024 PR rtl-optimization/30807
11025 * postreload.c (reload_combine): For every new use of REG_SUM,
11026 record the use of BASE.
11028 2009-07-06 Jan Hubicka <jh@suse.cz>
11030 * params.def: Revert my accidental commit at 2009-06-30.
11032 2009-07-04 Ian Lance Taylor <iant@google.com>
11035 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11037 (mingw_format_attribute_overrides): Likewise.
11039 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11042 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11043 don't check cfa.reg. Instead of cfa.indirect use
11044 fde && fde->drap_reg != INVALID_REGNUM test.
11046 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11048 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11050 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11053 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11055 2009-07-03 Richard Guenther <rguenther@suse.de>
11057 PR tree-optimization/40640
11058 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11061 2009-07-03 Jan Hubicka <jh@suse.cz>
11063 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11064 for size, reduce amount of inlining.
11066 2009-07-03 Richard Guenther <rguenther@suse.de>
11068 PR middle-end/34163
11069 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11070 if t +- x is known to not overflow and the conversion widens the
11072 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11074 2009-07-03 Jan Hubicka <jh@suse.cz>
11076 * ipa-pure-const.c (analyze): Update loop optimizer init.
11077 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11078 try_remove_empty_loop, remove_empty_loops): Remove.
11079 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11080 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11081 to mark regular loops as neccesary.
11082 (degenerate_phi_p): New function.
11083 (propagate_necessity, remove_dead_phis): Use it.
11084 (forward_edge_to_pdom): Likewise.
11085 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11086 virtual PHI nodes that became unreachable.
11087 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11088 * tree-flow.h (remove_empty_loops): Remove.
11089 * passes.c (init_optimization_passes): Remove.
11091 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11093 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11094 can_create_pseudo_p.
11095 (*fix_trunc<mode>_i387_1): Ditto.
11096 (*floathi<mode>2_1): Ditto.
11097 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11098 (*fistdi2_1): Ditto.
11099 (*fist<mode>2_1): Ditto.
11100 (frndintxf2_floor): Ditto.
11101 (*fist<mode>2_floor_1): Ditto.
11102 (frndintxf2_ceil): Ditto.
11103 (*fist<mode>2_ceil_1): Ditto.
11104 (frndintxf2_trunc): Ditto.
11105 (frndintxf2_mask_pm): Ditto.
11106 (fxam<mode>2_i387_with_temp): Ditto.
11107 * config/i386/sse.md (mulv16qi3): Ditto.
11108 (*sse2_mulv4si3): Ditto.
11110 (sse4_2_pcmpestr): Ditto.
11111 (sse4_2_pcmpistr): Ditto.
11113 2009-07-03 Jan Hubicka <jh@suse.cz>
11115 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11116 (mark_stmt_necessary): Set it.
11117 (mark_operand_necessary): Set it.
11118 (mark_control_dependent_edges_necessary): Set it.
11119 (mark_virtual_phi_result_for_renaming): New function.
11120 (get_live_post_dom): New function.
11121 (forward_edge_to_pdom): New function.
11122 (remove_dead_stmt): Fix handling of control dependences.
11123 (tree_dce_init): Init new bitmap.
11124 (tree_dce_done): Free it.
11126 2009-07-02 Richard Guenther <rguenther@suse.de>
11129 * tree-ssa-structalias.c (new_var_info): Initialize
11132 2009-07-02 Jan Hubicka <jh@suse.cz>
11134 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11137 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11139 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11140 instead of recomputing it. Adjust calls.
11141 (emit_store_flag): Adjust recursive calls.
11143 2009-07-02 Richard Guenther <rguenther@suse.de>
11145 * tree-ssa-live.c (remove_unused_locals): Do not remove
11147 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11148 of DECL_EXTERNAL for HEAP variables.
11149 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11150 HEAP variables. Do not adjust RESTRICT vars.
11151 (find_what_var_points_to): Nobody cares if something
11152 points to READONLY.
11154 2009-07-02 Ben Elliston <bje@au.ibm.com>
11156 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11157 pc_low and pc_high declarations to the top of the function.
11159 2009-07-01 DJ Delorie <dj@redhat.com>
11161 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11162 registers as fixed.
11163 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11164 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11165 unspecified accesses to control registers.
11166 * config/mep/intrinsics.md: Regenerate.
11167 * config/mep/intrinsics.h: Regenerate.
11168 * config/mep/mep-intrin.h: Regenerate.
11170 2009-07-01 Anthony Green <green@moxielogic.com>
11172 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11173 instruction when possible.
11174 (moxie_expand_prologue): Ditto. Also, save an instruction and
11175 some complexity by popping off of $r12 instead of $sp.
11176 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11179 2009-07-01 Richard Henderson <rth@redhat.com>
11182 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11183 contained no insns, reposition note before last insn.
11185 2009-07-01 Richard Henderson <rth@redhat.com>
11188 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11189 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11191 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11194 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11195 darwin9 for printing reg addresses with %y.
11197 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11199 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11200 truncation from operands in binary operations.
11202 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11205 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11206 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11207 subreg of op0 to the original op0.
11209 * expmed.c (store_bit_field_1): Use a temporary as the destination
11210 instead of a paradoxical subreg when we need to truncate the result.
11212 2009-07-01 DJ Delorie <dj@redhat.com>
11214 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11215 names to VLIW variants.
11216 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11217 * config/mep/intrinsics.md: Regenerate.
11218 * config/mep/intrinsics.h: Regenerate.
11219 * config/mep/mep-intrin.h: Regenerate.
11221 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11224 * jump.c (returnjump_p): Revert last patch.
11225 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11227 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11230 * pa.md (casesi32p): Use jump table label to determine the offset
11232 (casesi64p): Likewise.
11234 * pa.c (forward_branch_p): Return bool type. Use instruction
11235 addresses when available. Assert that INSN has a jump label.
11236 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11239 2009-07-01 Richard Guenther <rguenther@suse.de>
11241 PR tree-optimization/19831
11242 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11243 that only act as barriers do not make any previous stores necessary.
11244 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11245 HEAP variables global, do not add a constraint from nonlocal.
11246 (find_func_aliases): Handle escapes through return statements.
11247 (compute_points_to_sets): Make escaped HEAP variables global.
11249 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11252 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11253 after reducing a DImode cstore to SImode.
11255 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11257 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11258 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11260 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11262 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11263 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11265 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11266 and umod_optab if TARGET_BSD_DIVMOD.
11267 * config/vax/lib1funcs.asm: New file.
11268 * config/vax/t-linux: New file.
11269 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11271 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11274 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11275 to type arguments that have void type.
11278 * dwarf2out.c (gen_formal_parameter_die): Call
11279 equate_decl_number_to_die if node is different from origin.
11281 2009-06-30 Anthony Green <green@moxielogic.com>
11283 Clean up moxie port for --enable-build-with-cxx.
11284 * config/moxie/moxie.c (moxie_function_value): First two
11285 parameters are const_tree, not tree.
11286 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11287 (REG_CLASS_NAMES): Ditto.
11288 (REGNO_REG_CLASS): Ditto.
11289 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11290 (moxie_function_value): Fix constyness of arguments.
11292 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11294 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11295 finalize_size_functions before further processing.
11296 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11297 (variable_size): Call self_referential_size on size expressions
11298 that contain a PLACEHOLDER_EXPR.
11299 (size_functions): New static variable.
11300 (copy_self_referential_tree_r): New static function.
11301 (self_referential_size): Likewise.
11302 (finalize_size_functions): New global function.
11303 * tree.c: Include tree-inline.h.
11304 (push_without_duplicates): New static function.
11305 (find_placeholder_in_expr): New global function.
11306 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11308 <tcc_expression>: Likewise.
11309 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11310 the call in the expression.
11311 * tree.h (finalize_size_functions): Declare.
11312 (find_placeholder_in_expr): Likewise.
11313 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11314 (substitute_placeholder_in_expr): Update comment.
11315 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11317 (copy_tree_body_r): Likewise.
11318 (copy_tree_body): New static function.
11319 (maybe_inline_call_in_expr): New global function.
11320 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11321 (maybe_inline_call_in_expr): Declare.
11322 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11323 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11326 2009-06-30 Richard Guenther <rguenther@suse.de>
11328 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11330 (propagate_necessity): Do not mark reaching defs of stores
11333 2009-06-30 Jan Hubicka <jh@suse.cz>
11335 * cfgloopanal.c (check_irred): Move into ...
11336 (mark_irreducible_loops): ... here; return true if ireducible
11338 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11339 (analyze_function): Try to prove loop finiteness.
11340 * cfgloop.h (mark_irreducible_loops): Update prototype.
11341 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11343 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11345 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11347 2009-06-30 Ira Rosen <irar@il.ibm.com>
11349 PR tree-optimization/40542
11350 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11353 2009-06-30 Martin Jambor <mjambor@suse.cz>
11355 PR tree-optimization/40582
11356 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11357 than useless_type_conversion_p.
11358 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11361 2009-06-30 Martin Jambor <mjambor@suse.cz>
11363 PR middle-end/40554
11364 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11366 2009-06-30 Richard Guenther <rguenther@suse.de>
11368 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11369 use ao_ref references.
11370 (walk_aliased_vdefs): Likewise.
11371 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11372 * tree-ssa-dce.c (struct ref_data): Remove.
11373 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11374 (mark_aliased_reaching_defs_necessary): Adjust.
11375 (mark_all_reaching_defs_necessary_1): Likewise.
11377 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11380 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11381 (emit_store_flag_1): Extract from emit_store_flag, adjust
11382 calls to (what now is) emit_cstore.
11383 (emit_store_flag): Call emit_store_flag_1 and also use it
11384 for what used to be recursive calls.
11386 2009-06-30 Wei Guozhi <carrot@google.com>
11389 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11390 if the target bb post dominates from bb.
11391 * config/i386/i386.c (memory_address_length): Check existence of base
11392 register before using it.
11394 2009-06-30 Nick Clifton <nickc@redhat.com>
11395 DJ Delorie <dj@redhat.com>
11397 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11398 __FMOVD_ENABLED__ is defined.
11400 (TARGET_FMOVD): Provide a default definition.
11401 (MASK_FMOVD): Likewise.
11402 (TARGET_CPU_CPP_BUILTINS): Define
11403 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11404 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11405 two fmov instructions depending upon whether TARGET_FMOVD is
11407 (split for DF load from memory into register): Also handle
11408 MEMs which consist of REG+DISP addressing.
11409 (split for DF store from register to memory): Likewise.
11410 * config/sh/sh.opt (mfmovd): Remove this switch.
11411 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11412 * config/sh/sh.c (sh_override_options): Do not automatically
11413 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11414 that to the -mfmovd command line switch.
11416 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11418 (fldi_ok): Always allow.
11419 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11421 2009-06-29 DJ Delorie <dj@redhat.com>
11423 * doc/install.texi (mep-x-elf): Correct chip's full name.
11425 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11427 * doc/extend.texi: Fix typo.
11429 2009-06-29 Tom Tromey <tromey@redhat.com>
11431 * dwarf2.h: Remove.
11432 * Makefile.in (DWARF2_H): New variable.
11433 (except.o): Use it.
11434 (dwarf2out.o): Likewise.
11435 (dwarf2asm.o): Likewise.
11436 * config/i386/t-i386: Use DWARF2_H.
11437 * except.c: Include elf/dwarf2.h.
11438 * unwind-dw2.c: Include elf/dwarf2.h.
11439 * dwarf2out.c: Include elf/dwarf2.h.
11440 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11441 <dtprel>: New field.
11442 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11443 (size_of_loc_descr): Likewise.
11444 (output_loc_operands_raw): Likewise.
11445 (output_loc_operands): Handle new dtprel field.
11446 (loc_checksum): Update.
11447 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11448 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11449 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11450 * dwarf2asm.c: Include elf/dwarf2.h.
11451 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11452 * config/mmix/mmix.c: Include elf/dwarf2.h.
11453 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11454 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11455 * config/sh/sh.c: Include elf/dwarf2.h.
11456 * config/i386/i386.c: Include elf/dwarf2.h.
11458 2009-06-29 DJ Delorie <dj@redhat.com>
11460 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11462 * doc/extend.texi: Add MeP attributes and pragmas.
11463 * doc/invoke.text: Add MeP Options.
11464 * doc/contrib.texi: Add MeP contribution.
11465 * doc/md.texi: Add MeP constraints.
11466 * doc/install.texi: Add MeP target.
11468 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11470 * target.h (struct gcc_target): Add frame_pointer_required field.
11471 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11472 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11473 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11475 * reload1.c (update_eliminables): (Ditto.).
11476 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11477 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11478 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11480 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11482 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11483 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11484 (arm_frame_pointer_required): New function.
11486 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11487 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11488 (avr_frame_pointer_required_p): Declare as static.
11489 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11491 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11492 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11493 (bfin_frame_pointer_required): Make as static, change return type
11495 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11497 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11498 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11499 (cris_frame_pointer_required): New function.
11501 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11503 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11504 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11505 (fr30_frame_pointer_required): New function.
11507 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11508 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11509 (frv_frame_pointer_required): Make as static, change return type
11511 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11513 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11514 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11515 (ix86_frame_pointer_required): Make as static, change return type to
11517 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11519 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11520 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11522 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11524 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11526 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11528 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11529 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11530 (mips_frame_pointer_required): Make as static.
11531 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11533 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11534 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11535 (mmix_frame_pointer_required): Mew function.
11537 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11538 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11540 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11542 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11544 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11546 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11547 (CAN_ELIMINATE): Redefine.
11548 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11549 (sparc_frame_pointer_required): New function.
11550 (sparc_can_eliminate): New function.
11551 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11553 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11554 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11556 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11557 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11558 (xtensa_frame_pointer_required): Make as static, change return type
11560 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11563 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11565 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11566 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11567 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11568 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11569 (register_callback): Handle PLUGIN_START_UNIT.
11570 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11572 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11574 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11576 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11577 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11579 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11581 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11584 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11586 * doc/extend.texi (Additional Floating Types): __float128 is also
11587 supported on i386 targets.
11589 2009-06-29 Richard Guenther <rguenther@suse.de>
11591 PR middle-end/14187
11592 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11594 (pt_solutions_same_restrict_base): Declare.
11595 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11597 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11598 (make_constraint_from, make_copy_constraint): Move earlier.
11599 (make_constraint_from_heapvar): New function.
11600 (make_constraint_from_restrict): Likewise.
11601 (handle_lhs_call): Use it.
11602 (find_func_aliases): Use it to track conversions to restrict
11603 qualified pointers.
11604 (struct fieldoff): Add only_restrict_pointers flag.
11605 (push_fields_onto_fieldstack): Initialize it.
11606 (create_variable_info_for): Track global restrict qualified pointers.
11607 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11608 Track restrict qualified pointer arguments.
11609 (set_uids_in_ptset): Use varinfo is_global_var flag.
11610 (find_what_var_points_to): Set the vars_contains_restrict flag.
11611 Always create the points-to solution for sets including restrict tags.
11612 (pt_solutions_same_restrict_base): New function.
11613 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11614 qualified pointers use pt_solutions_same_restrict_base as
11615 additional source for disambiguation.
11617 2009-06-29 Richard Guenther <rguenther@suse.de>
11619 PR middle-end/38212
11620 * alias.c (find_base_decl): Remove.
11621 (get_deref_alias_set_1): Remove restrict handling.
11622 * c-common.c (c_apply_type_quals_to_decl): Do not set
11623 DECL_POINTER_ALIAS_SET.
11624 * gimplify.c (find_single_pointer_decl_1): Remove.
11625 (find_single_pointer_decl): Likewise.
11626 (internal_get_tmp_var): Remove restrict handling.
11627 (gimple_regimplify_operands): Likewise.
11628 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11629 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11630 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11631 * tree.c (restrict_base_for_decl): Remove.
11632 (init_ttree): Do not allocate it.
11633 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11634 LABEL_DECL_UID for label decls.
11635 (copy_node_stat): Do not copy restrict information.
11636 (decl_restrict_base_lookup): Remove.
11637 (decl_restrict_base_insert): Likewise.
11638 (print_restrict_base_statistics): Likewise.
11639 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11640 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11641 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11642 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11643 (LABEL_DECL_UID): Adjust.
11644 (DECL_BASED_ON_RESTRICT_P): Remove.
11645 (DECL_GET_RESTRICT_BASE): Likewise.
11646 (SET_DECL_RESTRICT_BASE): Likewise.
11647 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11649 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11650 instead of DECL_POINTER_ALIAS_SET.
11651 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11652 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11653 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11655 2009-06-29 Richard Guenther <rguenther@suse.de>
11657 PR tree-optimization/40579
11658 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11659 the IL to simplify has constants that overflowed.
11661 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11663 PR tree-optimization/40550
11664 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11665 vector_compute_type only when the size of vector_compute_type is
11666 less than the size of type.
11668 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11670 * fold-const.c (contains_label_1): Fix comments.
11671 (contains_label_p): Do not walk trees multiple time.
11673 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11675 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11676 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11677 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11678 ix86_fp_comparison_operator.
11679 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11680 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11681 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11682 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11683 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11684 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11685 (related splits): Change predicate to ix86_fp_comparison_operator.
11686 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11687 instead of ix86_fp_comparison_codes.
11688 (ix86_trivial_fp_comparison_operator,
11689 ix86_fp_comparison_operator): New.
11690 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11691 (ix86_expand_compare): Eliminate last two parameters.
11692 (ix86_fp_jump_nontrivial_p): Kill.
11693 * config/i386/i386.c (put_condition_code): Eliminate call to
11694 ix86_fp_comparison_codes and subsequent assertion.
11695 (ix86_fp_comparison_codes): Eliminate.
11696 (ix86_fp_swap_condition): New.
11697 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11698 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11699 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11700 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11701 and ix86_fp_swap_condition.
11702 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11703 Use ix86_fp_comparison_strategy.
11704 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11705 (ix86_fp_jump_nontrivial_p): Eliminate.
11706 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11707 call to ix86_expand_compare.
11708 (ix86_split_fp_branch, ix86_expand_setcc,
11709 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11710 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11712 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11714 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11715 related to jump_clobbers.
11716 * config/arm/arm.md (conds): Remove jump_clob case.
11717 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11718 splits): Change comparison_operator to arm_comparison_operator.
11719 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11722 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11724 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11725 condition for floating point modes.
11726 * expmed.c (emit_store_flag_1): Move here a bigger part
11727 of emit_store_flag.
11728 (emit_store_flag): Try swapping the condition for floating point
11730 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11732 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11734 * expr.c (expand_expr_real_1): Just use do_store_flag.
11735 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11736 emit_store_flag_force.
11737 * expmed.c (emit_store_flag_force): Copy here trick
11738 previously in expand_expr_real_1. Try reversing the comparison.
11739 (emit_store_flag_1): Work if target is NULL.
11740 (emit_store_flag): Work if target is NULL, using the result mode
11741 from the comparison. Use split_comparison, restructure final part
11742 to simplify conditionals.
11744 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11746 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11747 * dojump.c (do_jump): Change handling of floating-point
11748 ops to use just do_compare_and_jump.
11749 (split_comparison): New.
11750 (do_compare_rtx_and_jump): Add here logic coming previously
11751 in do_jump, using split_comparison.
11753 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11756 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11758 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11760 * tree-ssa-alias.c: Fix unintentional commit.
11762 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11764 * passes.c (execute_one_pass): Fix unintentional commit.
11766 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11768 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11769 (df_rd_local_compute, df_md_local_compute): Inline them.
11771 (df_md_scratch): New.
11772 (df_md_alloc, df_md_free): Allocate/free it.
11773 (df_md_local_compute): Only include live registers in init.
11774 (df_md_transfer_function): Prune the in-set computed by
11775 the confluence function, and the gen-set too.
11777 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11779 PR rtl-optimization/26854
11780 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11781 * df-problems.c (df_rd_add_problem): Fix comment.
11782 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11783 df_md_simulate_artificial_defs_at_top,
11784 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11785 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11786 df_md_transfer_function, df_md_init, df_md_confluence_0,
11787 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11788 problem_MD, df_md_add_problem): New.
11789 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11790 df_md_get_bb_info): New.
11791 (DF_LAST_PROBLEM_PLUS1): Adjust.
11793 * Makefile.in (fwprop.o): Include domwalk.h.
11794 * fwprop.c: Include domwalk.h.
11795 (reg_defs, reg_defs_stack): New.
11796 (bitmap_only_bit_between): Remove.
11797 (process_defs): New.
11798 (process_uses): Use reg_defs and local_md instead of
11799 bitmap_only_bit_between and local_rd.
11800 (single_def_use_enter_block): New, from build_single_def_use_links.
11801 (single_def_use_leave_block): New.
11802 (build_single_def_use_links): Remove code moved to
11803 single_def_use_enter_block, invoke domwalk.
11804 (use_killed_between): Adjust comment.
11806 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11808 * bitmap.h (bitmap_ior_and_into): New.
11809 * bitmap.c (bitmap_ior_and_into): New.
11811 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11813 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11814 before_dom_children_before_stmts and after_dom_children_after_stmts.
11815 Rename the two remaining callbacks to just before_dom_children and
11816 after_dom_children. Remove other GIMPLE statement walking bits.
11817 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11818 * graphite.c: Do not include domwalk.h.
11819 * tree-into-ssa.c (interesting_blocks): New global.
11820 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11821 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11822 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11823 now that they're not domwalk callbacks.
11824 (rewrite_initialize_block): Rename to...
11825 (rewrite_enter_block): ... this, place after called functions. Test
11826 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11827 (rewrite_finalize_block): Rename to...
11828 (rewrite_leave_block): ... this, place after called functions.
11829 (rewrite_update_init_block): Rename to...
11830 (rewrite_update_enter_block): ... this, place after called functions.
11831 Test interesting_blocks, call rewrite_update_stmt and
11832 rewrite_update_phi_arguments.
11833 (rewrite_update_fini_block): Rename to...
11834 (rewrite_leave_block): ... this, place after called functions.
11835 (rewrite_blocks): Remove last argument, simplify initialization of
11837 (mark_def_sites_initialize_block): Rename to...
11838 (mark_def_sites_block): ... this, call mark_def_sites.
11839 (mark_def_sites_blocks): Remove argument, simplify initialization of
11841 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11842 (update_ssa): Likewise.
11843 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11845 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11846 (dom_opt_initialize_block): Rename to...
11847 (dom_opt_enter_block): ... this, place after called functions. Walk
11848 statements here, inline propagate_to_outgoing_edges.
11849 (dom_opt_finalize_block): Rename to...
11850 (dom_opt_leave_block): ... this, place after called functions.
11851 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11853 (dse_enter_block, dse_record_phi): New.
11854 (dse_record_phis): Delete.
11855 (dse_finalize_block): Rename to...
11856 (dse_leave_block): ... this.
11857 (tree_ssa_dse): Simplify initialization of walk_data.
11858 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11859 Adjust initialization of walk_data.
11860 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11861 * tree-ssa-loop-phiopt.c (get_non_trapping):
11862 Adjust initialization of walk_data.
11863 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11864 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11865 it's not a domwalk callback.
11866 (uncprop_initialize_block): Rename to...
11867 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11868 (dse_finalize_block): Rename to...
11869 (dse_leave_block): ... this.
11870 (tree_ssa_uncprop): Simplify initialization of walk_data.
11871 * Makefile.in: Adjust dependencies.
11873 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11875 * arm.md (casesi): Fix test for Thumb1.
11876 (thumb1_casesi_internal_pic): Likewise.
11877 (thumb1_casesi_dispatch): Likewise.
11879 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11881 * config/arm/arm-cores.def: Added core cortex-m0.
11882 * config/arm/arm-tune.md: Regenerated.
11883 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11885 2009-06-26 DJ Delorie <dj@redhat.com>
11887 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11889 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11890 the scheduler doesn't tag jump insns.
11892 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11894 * c-decl.c (merge_decls): Re-indent.
11896 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11899 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11900 Special-case decimal float constants.
11902 2009-06-26 Richard Henderson <rth@redhat.com>
11904 * function.h (struct function): Add cannot_be_copied_reason,
11905 and cannot_be_copied_set.
11906 * tree-inline.c (has_label_address_in_static_1): Rename from
11907 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11908 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11909 don't set inline_forbidden_reason.
11910 (copy_forbidden): New function, split out of inline_forbidden_p.
11911 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11912 (inline_forbidden_p): Use copy_forbidden.
11913 (tree_versionable_function_p): Likewise.
11914 (inlinable_function_p): Merge into tree_inlinable_function_p.
11915 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11916 * ipa-cp.c (ipcp_versionable_function_p): New function.
11917 (ipcp_cloning_candidate_p): Use it.
11918 (ipcp_node_modifiable_p): Likewise.
11920 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11922 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11923 that is marked not to be inlined. Remove flag_mudflap use.
11924 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11925 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11927 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11930 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11931 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11933 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11935 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11937 (__mingwthr_remove_key_dtor): Likewise.
11939 2009-06-26 Richard Guenther <rguenther@suse.de>
11941 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11943 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11945 PR middle-end/40525
11946 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11947 try the non-cond_exec path also.
11949 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11952 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11953 (output_cbranch): Use new functions.
11954 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11957 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11958 Pat Haugen <pthaugen@us.ibm.com>
11959 Revital Eres <ERES@il.ibm.com>
11961 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11962 for %c error. Add %x support to print VSX registers as a unified
11963 register set, instead of separate float and altivec registers.
11964 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11965 %y case, and add support for VSX pre-modify addresses.
11966 (output_toc): Add assert for CONST containing an integer constant
11968 (rs6000_adjust_cost): Add POWER7 support.
11969 (insn_must_be_first_in_group): Ditto.
11970 (insn_must_be_last_in_group): Ditto.
11971 (rs6000_emit_popcount): Ditto.
11972 (rs6000_vector_mode_supported_p): Ditto.
11974 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11975 Change some of the functions called by macros to being called
11976 through a pointer, so debug functions can be inserted if
11977 -mdebug=addr or -mdebug=cost.
11978 (rs6000_preferred_reload_class_ptr): Ditto.
11979 (rs6000_secondary_reload_class_ptr): Ditto.
11980 (rs6000_secondary_memory_needed_ptr): Ditto.
11981 (rs6000_cannot_change_mode_class_ptr): Ditto.
11982 (rs6000_secondary_reload_inner): Ditto.
11983 (rs6000_legitimize_reload_address): Ditto.
11984 (rs6000_legitimize_reload_address_ptr): Ditto.
11985 (rs6000_mode_dependent_address): Ditto.
11986 (rs6000_mode_dependent_address_ptr): Ditto.
11988 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11989 function to return true if the mode allows reg + integer
11991 (virtual_stack_registers_memory_p): New function to return true if
11992 the address refers to a virtual stack register.
11993 (rs6000_legitimate_offset_address_p): Move code to say whether a
11994 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11996 (rs6000_legitimate_address_p): Add checks for modes that only can
11997 do reg+reg addressing. Start adding VSX support.
11998 (rs6000_legitimize_reload_address): Ditto.
11999 (rs6000_legitimize_address): Ditto.
12000 (rs6000_debug_legitimate_address_p): New debug functions for
12001 -mdebug=addr and -mdebug=cost.
12002 (rs6000_debug_rtx_costs): Ditto.
12003 (rs6000_debug_address_costs): Ditto.
12004 (rs6000_debug_adjust_cost): Ditto.
12005 (rs6000_debug_legitimize_address): Ditto.
12006 (rs6000_legitimize_reload_address_ptr): Point to call normal
12007 function or debug function. Make functions called via pointer
12009 (rs6000_mode_dependent_address_ptr): Ditto.
12010 (rs6000_secondary_reload_class_ptr): Ditto.
12011 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12012 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12013 into a friendlier error.
12014 (rs6000_init_builtins): Add initial VSX support.
12015 (rs6000_adjust_cost): Fix some spacing issues.
12017 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12018 (REG_CLASS_NAMES): Ditto.
12019 (REG_CLASS_CONTENTS): Ditto.
12020 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12021 pointer, to add -mdebug=addr support.
12022 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12023 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12024 -mdebug=addr support.
12025 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12026 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12027 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12029 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12031 (bswapsi*): Set attribute types for load/store. Add combiner
12032 patterns to eliminate zero extend on 64-bit.
12033 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12034 stdbrx if the hardware supports those instructions.
12036 2009-06-25 Ian Lance Taylor <iant@google.com>
12038 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12039 (Link Options): Document -static-libstdc++.
12041 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12044 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12045 DATA_ALIGNMENT instead.
12047 2009-06-25 Richard Guenther <rguenther@suse.de>
12049 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12050 indirect references against the callused/escaped solutions.
12051 (call_may_clobber_ref_p_1): Likewise.
12053 2009-06-25 Martin Jambor <mjambor@suse.cz>
12055 PR tree-optimization/40493
12056 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12057 (enum unscalarized_data_handling): New type.
12058 (handle_unscalarized_data_in_subtree): Return what has been done.
12059 (load_assign_lhs_subreplacements): Handle left flushes differently.
12060 (sra_modify_assign): Use unscalarized_data_handling, simplified
12061 condition determining whether to remove the statement.
12063 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12065 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12066 excerpt - @ should be doubled for texinfo.
12068 2009-06-24 Ian Lance Taylor <iant@google.com>
12070 * config/arc/arc.c: Include "df.h".
12071 (arc_attribute_table): Make static. Move higher in file.
12072 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12073 (output_shift): Initialize n later to avoid warning.
12074 * config/arm/arm.c (arm_attribute_table): Make static. Move
12076 * config/avr/avr.c (avr_attribute_table): Make static. Move
12078 (reg_class_tab): Change array type from int to enum reg_class.
12079 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12081 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12082 (lshrhi3_out): Likewise.
12083 (class_likely_spilled_p): Change return type to bool.
12084 (avr_rtx_costs): Use local code variable with enum type.
12085 * config/avr/avr.md (movmemhi): Use add_reg_note.
12086 (andhi3, andsi3): Don't use AS2 with "and".
12087 (iorhi3, iorsi3): Don't use AS2 with "or".
12088 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12089 * config/crx/crx.c: Include "df.h".
12090 (crx_attribute_table): Make static.
12091 * config/m32r/m32r.c: Include "df.h".
12092 (m32r_attribute_table): Make static. Move higher in file.
12093 (pop): Use add_reg_note.
12094 (block_move_call): Change 0 to LCT_NORMAL in function call.
12095 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12096 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12097 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12098 declare, not just when TREE_CODE is defined.
12099 * config/m68hc11/m68hc11.c: Include "expr.h".
12100 (m68hc11_attribute_table): Make static. Move higher in file.
12101 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12103 (m68hc11_register_indirect_p): Likewise.
12104 (m68hc11_function_arg_padding): Change return type to enum
12106 (emit_move_after_reload): Use add_reg_note.
12107 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12108 (m68hc11_split_logical): Likewise.
12109 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12111 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12112 to VOIDmode in function call.
12113 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12115 (m68hc11_split_logical): Update declaration.
12116 (m68hc11_function_arg_padding): Update declaration.
12117 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12118 to array of enum reg_class.
12119 (mcore_attribute_table): Make static. Move higher in file.
12120 (mcore_rtx_costs): Add cast to enum type.
12121 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12122 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12123 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12125 * config/sh/predicates.md (trapping_target_operand): Rename and to
12127 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12129 * config/spu/spu.c (spu_attribute_table): Make static. Move
12131 * config/v850/v850.c (v850_attribute_table): Make static. Move
12133 (v850_rtx_costs): Use local code with enum type.
12134 (expand_epilogue): Add cast.
12135 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12137 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12140 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12141 -m2a-single-only and -m2a-nofpu.
12142 * config/sh/sh.opt: Document m2a generates FPU code.
12144 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12146 * defaults.h (CAN_ELIMINATE): Provide default.
12147 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12148 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12149 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12150 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12151 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12152 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12153 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12154 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12155 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12156 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12158 2009-06-24 DJ Delorie <dj@redhat.com>
12160 * mep-ext-cop.cpu: Fix copyright notice.
12161 * mep-default: Fix copyright notice.
12162 * mep-core: Fix copyright notice.
12163 * mep: Fix copyright notice.
12164 * mep-ivc2: Fix copyright notice.
12165 * mep-c5: Fix copyright notice.
12167 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12169 * doc/contrib.texi (Contributors):
12171 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12173 PR middle-end/40501
12174 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12175 src and dst operands if necessary.
12177 2009-06-23 DJ Delorie <dj@redhat.com>
12180 * config.gcc: Add mep support.
12181 * recog.c: Resurrect validate_replace_rtx_subexp().
12182 * recog.h: Likewise.
12183 * config/mep/: Add new port:
12184 * config/mep/constraints.md: New file.
12185 * config/mep/default.h: New file.
12186 * config/mep/intrinsics.h: New file.
12187 * config/mep/intrinsics.md: New file.
12188 * config/mep/ivc2-template.h: New file.
12189 * config/mep/mep-c5.cpu: New file.
12190 * config/mep/mep-core.cpu: New file.
12191 * config/mep/mep-default.cpu: New file.
12192 * config/mep/mep-ext-cop.cpu: New file.
12193 * config/mep/mep-intrin.h: New file.
12194 * config/mep/mep-ivc2.cpu: New file.
12195 * config/mep/mep-lib1.asm: New file.
12196 * config/mep/mep-lib2.c: New file.
12197 * config/mep/mep-pragma.c: New file.
12198 * config/mep/mep-protos.h: New file.
12199 * config/mep/mep-tramp.c: New file.
12200 * config/mep/mep.c: New file.
12201 * config/mep/mep.cpu: New file.
12202 * config/mep/mep.h: New file.
12203 * config/mep/mep.md: New file.
12204 * config/mep/mep.opt: New file.
12205 * config/mep/predicates.md: New file.
12206 * config/mep/t-mep: New file.
12208 2009-06-23 Ian Lance Taylor <iant@google.com>
12210 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12211 from loose_warn into c_loose_warn and from strict_warn into
12212 c_strict_warn. Set and substitute warn_cxxflags. Check for
12213 --enable-build-with-cxx. Set and substitute
12214 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12215 * Makefile.in (CXXFLAGS): New variable.
12216 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12217 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12218 the default is the same as $(STRICT_WARN).
12219 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12220 (CXX): New variable.
12221 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12222 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12223 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12224 (HOST_LIBS): New variable.
12225 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12226 (ALL_CXXFLAGS): New variable.
12227 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12228 * doc/install.texi (Configuration): Document
12229 --enable-build-with-cxx, --with-stage1-ldflags,
12230 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12231 * configure: Rebuild.
12233 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12235 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12236 from previous commit.
12238 2009-06-23 Ian Lance Taylor <iant@google.com>
12240 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12242 2009-06-23 Ian Lance Taylor <iant@google.com>
12244 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12245 with ATTRIBUTE_UNUSED.
12247 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12248 Pat Haugen <pthaugen@us.ibm.com>
12249 Revital Eres <eres@il.ibm.com>
12251 * config.in (HAVE_AS_POPCNTD): Add default definition.
12252 (HAVE_AS_LWSYNC): Ditto.
12254 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12256 (gcc_cv_as_powerpc_cmpb): Ditto.
12257 (gcc_cv_as_powerpc_dfp): Ditto.
12258 (gcc_cv_as_powerpc_vsx): Ditto.
12259 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12260 supporting the popcntd/lwsync instructions.
12261 (gcc_cv_as_powerpc_lwsync): Ditto.
12262 * configure: Regenerate.
12264 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12265 -mcpu=native and -mcpu=power7.
12266 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12268 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12269 a variable instead of a mask to reduce the number of mask bits.
12270 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12271 (-mbit-word): Ditto.
12272 (-mregnames): Ditto.
12273 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12274 (-mfused-madd): Ditto.
12276 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12278 (-mvsx): New switch for VSX instructions.
12279 (-misel): Move from a variable to a mask to allow it to be set by
12282 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12283 function declaration to an array declaration.
12284 (rs6000_hard_regno_nregs): New external array declaration.
12286 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12287 files included by rs6000.md.
12289 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12290 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12292 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12294 (rs6000_debug_reg): New -mdebug= variables.
12295 (rs6000_debug_addr): Ditto.
12296 (rs6000_debug_cost): Ditto.
12297 (rs6000_pmode): New variable to hold Pmode.
12298 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12299 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12300 calculated at compiler start.
12301 (rs6000_hard_regno_nregs): Change function to an array which holds
12302 HARD_REGNO_NREGS calculated at compiler start.
12303 (rs6000_explicit_options): Delete isel field.
12304 (rs6000_vector_unit): New array to hold which vector unit
12305 supports arithmetic options for a given type.
12306 (rs6000_vector_mem): New array to hold which vector unit supports
12307 memory reference operations for a given type.
12308 (rs6000_vector_align): New array to given the alignment of each
12310 (power7_cost): New basic costs for power7.
12311 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12312 (rs6000_hard_regno_nregs_internal): New function, moved from
12313 HARD_REGNO_NREGS, to calculate the number of registers each hard
12314 register takes for each type.
12315 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12316 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12317 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12318 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12319 unit information here so it is calculated once at compiler startup
12321 (rs6000_override_options): Make -misel a target mask. Add more
12322 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12323 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12325 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12326 (rs6000_handle_option): Move -misel from variable to target mask.
12327 (rs6000_builtin_mask_for_load): Add VSX support.
12328 (rs6000_conditional_register_usage): Ditto.
12329 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12330 (function_arg_boundary): Ditto.
12331 (rs6000_expand_builtin): Ditto.
12332 (def_builtin): Make abort message a little friendlier.
12333 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12335 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12336 assembler support the popcntd instruction instead of a vsx
12337 instruction to enable power7 support.
12338 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12339 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12340 option to the assembler if -mcpu=native.
12341 (ASM_CPU_NATIVE_SPEC): Ditto.
12342 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12344 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12345 the lwsync instruction.
12346 (enum processor_type): Add PROCESSOR_POWER7.
12347 (rs6000_debug_reg): New -mdebug= options.
12348 (rs6000_debug_addr): Ditto.
12349 (rs6000_debug_cost): Ditto.
12350 (rs6000_isel): Delete.
12351 (enum rs6000_vector): New enum to say what vector unit we have.
12352 (VECTOR_UNIT_*): New macros to say which vector unit has
12353 arithmetic operations for a given type.
12354 (VECTOR_MEM_*): New macros to say which vector unit has memory
12355 operations for a given type.
12356 (TARGET_LDBRX): Whether the machine supports the ldbrx
12358 (TARGET_ISEL): Delete, -misel moved to be a mask.
12359 (TARGET_ISEL64): New macro for 64-bit isel support.
12360 (UNITS_PER_VSX_WORD): New macro.
12361 (POINTER_SIZE): Move to be an external variable, rather than
12362 calculating whether we are generating 32 ot 64-bit code.
12364 (STACK_BOUNDARY): Add VSX support.
12365 (LOCAL_ALIGNMENT): Ditto.
12366 (SLOW_UNALIGNED_ACCESS): Ditto.
12367 (VSX_REGNO_P): New macro for VSX support.
12368 (VFLOAT_REGNO_P): Ditto.
12369 (VINT_REGNO_P): Ditto.
12370 (VLOGICAL_REGNO_P): Ditto.
12371 (VSX_VECTOR_MODE): Ditto.
12372 (VSX_SCALAR_MODE): Ditto.
12374 (VSX_MOVE_MODE): Ditto.
12375 (VSX_REG_CLASS_P): Ditto.
12376 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12378 (UNITS_PER_SIMD_WORD): Add VSX support.
12379 (MODES_TIEABLE_P): Ditto.
12380 (STARTING_FRAME_OFFSET): Ditto.
12381 (STACK_DYNAMIC_OFFSET): Ditto.
12382 (EPILOGUE_USES): Ditto.
12383 (REGNO_REG_CLASS): Move to array lookup.
12384 (CLASS_MAX_NREGS): Ditto.
12385 (rs6000_vector_reg_class): Add declaration.
12386 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12387 overlap with the floating point and Altivec registers.
12389 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12391 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12392 give the appropriate asm switches if -mcpu=native.
12393 (host_detect_local_cpu): Add support for "asm".
12394 (host_detect_local_cpu): Follow GNU code guidelines for name.
12396 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12397 -mbit-word to a variable instead of being a target mask.
12399 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12400 emit the lwsync instruction instead of emitting the instruction as
12401 an integer constant.
12403 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12404 fixuns_trundfsi2, move expander into rs6000.md.
12406 * config/rs6000/rs6000.md (cpu): Add power7.
12407 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12408 (logical predicate patterns): Change the single instruction
12409 primitives that set CR0 to be fast_compare instead of compare.
12411 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12412 (popcntddi2): Ditto.
12413 (popcount<mode>): Ditto.
12414 (floating multiply/add insns): Name the floating point
12415 multiply/add insns.
12416 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12417 (isel_unsigned_<mode>): Ditto.
12418 (fixuns_trundfsi2): Move expander here from spe.md.
12419 (smindi3): Define if we have -misel on 64-bit systems.
12424 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12426 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12428 * config/avr/avr.c (avr_current_device): New variable.
12429 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12430 (avr_arch, mcu_type_s): Move to avr.h.
12431 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12432 default_data_section_start fields.
12433 (avr_arch): Moved from avr.c.
12434 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12435 library_name fields.
12436 (avr_current_device, avr_mcu_types, avr_arch_types,
12437 avr_device_to_arch, avr_device_to_data_start,
12438 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12439 (EXTRA_SPEC_FUNCTIONS): Define.
12440 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12441 options mapping. Use device_to_arch and device_to_data_start insted.
12442 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12443 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12444 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12445 * config/avr/driver-avr.c: New file.
12446 * config/avr/avr-devices.c: New file.
12448 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12450 * var-tracking.c (unshare_variable): Force initialized to
12451 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12452 (set_variable_part): Likewise.
12453 (struct variable_union_info): Remove pos_src field.
12454 (vui_vec, vui_allocated): New variables.
12455 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12456 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12457 == 1 use a simpler sorting algorithm. Compute pos field right
12458 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12459 Avoid quadratic comparison if !flag_var_tracking_uninit.
12460 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12461 unshare_variable unconditionally.
12462 (dataflow_set_different_2): Removed.
12463 (dataflow_set_different): Don't traverse second hash table.
12464 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12465 unconditionally to var_reg_set or var_mem_set.
12466 (emit_notes_in_bb): Likewise.
12467 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12469 (emit_note_insn_var_location): Don't set initialized to
12470 VAR_INIT_STATUS_INITIALIZED early.
12471 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12473 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12475 * tree-object-size.c (addr_object_size): Instead of checking
12476 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12477 are no FIELD_DECLs following it.
12479 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12481 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12482 order to match bswaps with signed source operands.
12484 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12486 * sdbout.c (sdbout_one_type): Fix braces in switch.
12488 2009-06-23 Richard Guenther <rguenther@suse.de>
12490 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12492 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12493 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12494 var_callused, callused_tree, var_storedanything, storedanything_tree,
12495 var_integer, integer_tree): Remove global variables.
12496 (new_var_info): Do not pass new id, append the new var to the
12497 global variable vector.
12498 (do_ds_constraint): Use is_global_var member of the variable-info.
12499 (new_scalar_tmp_constraint_exp): Adjust.
12500 (create_function_info_for): Likewise.
12501 (create_variable_info_for): Likewise.
12502 (find_what_var_points_to): Remove dead code.
12503 (init_base_vars): Simplify.
12504 (compute_points_to_sets): Adjust.
12506 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12508 * combine.c (try_combine): Dump information about the insns we're
12511 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12513 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12514 check when calling force_to_mode on TRUNCATE's operand.
12516 2009-06-22 Ian Lance Taylor <iant@google.com>
12518 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12520 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12522 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12524 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12526 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12527 override library linkage flags such as -static-libgcc or
12530 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12532 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12534 2009-06-22 Ian Lance Taylor <iant@google.com>
12536 * config/linux.opt: Put mglibc ahead of muclibc.
12538 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12539 for duplicate decls.
12541 2009-06-22 Matthias Klose <doko@ubuntu.com>
12543 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12545 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12548 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12549 instead of NULL if a parser error occurs.
12551 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12553 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12554 non-DWARF2_DEBUGGING_INFO version.
12556 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12558 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12559 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12561 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12562 (LIBGCC2_TF_CEXT): Define.
12565 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12568 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12570 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12572 * config/arm/arm.c (arm_override_options): Disable
12573 -mcaller-super-interworking and -mcallee-super-interworking.
12574 * doc/invoke.texi (ARM Options): Document this.
12576 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12578 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12579 * config/arm/constraints.md (j): New constraint for movw operands.
12580 (N): Remove thumb2 meaning.
12581 * config/arm/arm.md (*arm_movw): Delete.
12582 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12583 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12584 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12586 2009-06-22 Martin Jambor <mjambor@suse.cz>
12588 PR tree-optimization/40492
12589 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12590 build_ref_for_offset.
12592 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12594 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12595 JUMP_TABLE_DATA_P predicates where applicable.
12596 * auto-inc-dec.c: Ditto.
12597 * builtins.c: Ditto.
12598 * caller-save.c: Ditto.
12600 * cfgcleanup.c: Ditto.
12601 * cfglayout.c: Ditto.
12603 * combine.c: Ditto.
12604 * combine-stack-adj.c: Ditto.
12608 * df-scan.c: Ditto.
12610 * dwarf2asm.c: Ditto.
12611 * dwarf2out.c: Ditto.
12612 * emit-rtl.c: Ditto.
12618 * function.c: Ditto.
12621 * genpreds.c: Ditto.
12622 * genrecog.c: Ditto.
12624 * ira-costs.c: Ditto.
12625 * ira-lives.c: Ditto.
12627 * loop-iv.c: Ditto.
12628 * lower-subreg.c: Ditto.
12629 * modulo-sched.c: Ditto.
12631 * postreload.c: Ditto.
12632 * print-rtl.c: Ditto.
12634 * reginfo.c: Ditto.
12635 * regmove.c: Ditto.
12636 * reload1.c: Ditto.
12639 * rtlanal.c: Ditto.
12641 * sched-vis.c: Ditto.
12643 * sel-sched-ir.c: Ditto.
12644 * simplify-rtx.c: Ditto.
12645 * targhooks.c: Ditto.
12646 * var-tracking.c: Ditto.
12647 * vmsdbgout.c: Ditto.
12649 2009-06-22 Matthias Klose <doko@ubuntu.com>
12651 * Makefile.in (install-plugin): Always use DESTDIR.
12653 2009-06-22 Olivier Hainque <hainque@adacore.com>
12655 * config/pa/pa.c (output_call): Don't optimize post call jumps
12656 into return address adjustments if the call may throw.
12658 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12660 * arm.c (thumb1_output_casesi): New function.
12661 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12662 optimizing for size or PIC.
12663 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12664 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12665 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12666 (thumb1_casesi_internal_pic): New expand rule.
12667 (thumb1_casesi_dispatch): New pattern.
12668 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12670 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12671 in the text seciton when PIC or optimizing for size.
12672 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12673 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12674 preservation properties of code.
12675 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12676 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12677 (__gnu_thumb1_case_si): New function.
12678 * t-arm (LIB1ASMSRC): Define here.
12679 (LIB1ASMFUNCS): Add some common functions.
12680 * t-arm-elf (LIB1ASMSRC): Delete.
12681 (LIB1ASMFUNCS): Append to existing set.
12682 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12683 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12684 * t-symbian (LIB1ASMFUNCS): Likewise.
12685 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12686 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12688 2009-06-21 Richard Guenther <rguenther@suse.de>
12690 PR tree-optimization/38729
12691 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12692 to loops with a single exit if -fno-expensive-optimizations.
12694 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12696 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12697 (dataflow_set): Change vars type from htab_t to shared_hash.
12698 (shared_hash_pool, empty_shared_hash): New variables.
12699 (vars_clear): Removed.
12700 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12701 shared_hash_find_slot_unshare, shared_hash_find_slot,
12702 shared_hash_find_slot_noinsert, shared_hash_find): New
12704 (shared_hash_unshare, shared_hash_destroy): New functions.
12705 (unshare_variable): Unshare set->vars if shared, use
12707 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12708 (get_init_value, find_src_set_src, dump_dataflow_set,
12709 clobber_variable_part, emit_notes_for_differences): Use
12711 (dataflow_set_init): Remove second argument, set vars to
12712 empty_shared_hash instead of creating a new htab.
12713 (dataflow_set_clear): Call shared_hash_destroy and set vars
12714 to empty_shared_hash instead of calling vars_clear.
12715 (dataflow_set_copy): Don't call vars_copy, instead just share
12716 the src htab with dst.
12717 (variable_union): Use shared_hash_*, use initially NO_INSERT
12718 lookup if set->vars is shared. Don't keep slot cleared before
12719 calling unshare_variable. Unshare set->vars if needed.
12720 Even ->refcount == 1 vars must be unshared if set->vars is shared
12721 and var needs to be modified.
12722 (variable_canonicalize): New function.
12723 (dataflow_set_union): If dst->vars is empty, just share src->vars
12724 with dst->vars and traverse with variable_canonicalize to canonicalize
12725 and unshare what is needed.
12726 (dataflow_set_different): If old_set and new_set use the same shared
12727 htab, they aren't different. If number of htab elements is different,
12728 htabs are different. Use shared_hash_*.
12729 (dataflow_set_destroy): Call shared_hash_destroy instead of
12731 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12732 second argument to dataflow_set_init.
12733 (vt_initialize): Likewise. Initialize shared_hash_pool and
12734 empty_shared_hash, move bb in/out initialization afterwards.
12735 Use variable_htab_free instead of NULL as changed_variables del hook.
12736 (variable_was_changed): Change type of second argument to pointer to
12737 dataflow_set. When inserting var into changed_variables, bump
12738 refcount. Unshare set->vars if set is shared htab and slot needs to
12740 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12741 lookup if set->vars is shared. Unshare set->vars if needed.
12742 Even ->refcount == 1 vars must be unshared if set->vars is shared
12743 and var needs to be modified. Adjust variable_was_changed caller.
12744 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12745 vars must be unshared if set->vars is shared and var needs to be
12746 modified. Adjust variable_was_changed caller.
12747 (emit_note_insn_var_location): Don't pool_free var.
12748 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12750 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12751 free_alloc_pool on shared_hash_pool.
12753 2009-06-20 Anthony Green <green@moxielogic.com>
12755 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12756 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12758 2009-06-20 Richard Guenther <rguenther@suse.de>
12760 * tree-ssa-structalias.c (find_func_aliases): For memset use
12761 a constraint from NULL if we memset to zero.
12762 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12763 we explicitly handle that do not read from memory.
12764 (call_may_clobber_ref_p_1): Properly handle builtins that may
12767 2009-06-20 Richard Guenther <rguenther@suse.de>
12769 PR tree-optimization/40495
12770 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12771 (new_scalar_tmp_constraint_exp): New function.
12772 (process_constraint): Do not create temporary decls.
12773 (process_all_all_constraints): Likewise.
12774 (handle_const_call): Likewise.
12775 (create_function_info_for): Do not set decl.
12777 2009-06-19 Ian Lance Taylor <iant@google.com>
12779 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12780 (rs6000_attribute_table): Make static; move before use.
12782 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12784 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12785 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12786 Propagate the TREE_READONLY flag without overwriting it.
12787 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12788 Propagate the TREE_READONLY flag onto the result.
12789 (process_call_operands): Move around. Use correct constant value.
12791 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12794 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12795 * config/arm/arm.md: Likewise.
12797 2009-06-19 Ian Lance Taylor <iant@google.com>
12799 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12800 to GIMPLE_ERROR_MARK.
12802 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12803 op2_original_type parameters. Warn about using different enum types.
12804 * c-parser.c (c_parser_conditional_expression): Pass original
12805 types to build_conditional_expr.
12806 * c-tree.h (build_conditional_expr): Update declaration.
12808 2009-06-19 Ian Lance Taylor <iant@google.com>
12810 * config/i386/i386.c (ix86_function_specific_save): Test that
12811 fields match values, rather than testing the values are in a
12814 2009-06-19 Richard Guenther <rguenther@suse.de>
12816 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12817 ADDR_EXPR pointers.
12818 (ptr_derefs_may_alias_p): Likewise.
12819 (ptr_deref_may_alias_ref_p_1): New function.
12820 (ptr_deref_may_alias_ref_p): Likewise.
12821 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12822 covered by looking at the ESCAPED solution.
12823 (call_may_clobber_ref_p_1): Likewise.
12824 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12825 Handle NULL_TREE offset. Do not produce redundant constraints.
12826 (process_all_all_constraints): New helper function.
12827 (do_structure_copy): Use it.
12828 (handle_lhs_call): Likewise.
12829 (find_func_aliases): Handle some builtins with pointer arguments
12830 and/or return values explicitly.
12832 2009-06-19 Ian Lance Taylor <iant@google.com>
12834 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12836 2009-06-19 Ian Lance Taylor <iant@google.com>
12838 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12840 2009-06-19 Ian Lance Taylor <iant@google.com>
12842 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12843 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12846 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12847 uninitialized const.
12849 2009-06-19 Ian Lance Taylor <iant@google.com>
12851 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12854 * c-decl.c (in_struct, struct_types): Remove.
12855 (struct c_binding): Add in_struct field.
12856 (c_binding_ptr): Define type, along with VEC.
12857 (struct c_struct_parse_info): Define.
12858 (struct_parse_info): New static variable.
12859 (bind): Initialize in_struct field.
12860 (start_struct): Remove enclosing_in_struct and
12861 enclosing_struct_types parameters. Add
12862 enclosing_struct_parse_info parameter. Change all callers. Set
12863 struct_parse_info rather than in_struct and struct_types.
12864 (grokfield): If -Wc++-compat and there is a symbol binding for the
12865 field name, set the in_struct flag and push it on the
12866 struct_parse_info->fields vector.
12867 (warn_cxx_compat_finish_struct): New static function.
12868 (finish_struct): Remove enclosing_in_struct and
12869 enclosing_struct_types parameters. Add
12870 enclosing_struct_parse_info parameter. Change all callers. Don't
12871 set C_TYPE_DEFINED_IN_STRUCT here. Call
12872 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12873 parameter. Only push on struct_types if warn_cxx_compat.
12874 (finish_enum): Only push on struct_types if warn_cxx_compat.
12875 (declspecs_add_type): Add loc parameter. Change all callers.
12876 Change all error calls to error_at. Pass loc, not input_location,
12877 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12878 defined in a struct. If -Wc++-compat and parsing a struct, record
12879 that a typedef name was used.
12880 * c-parser.c (c_parser_declspecs): Get location to pass to
12881 declspecs_add_type.
12882 (c_parser_struct_or_union_specifier): Update calls to start_struct
12884 * c-tree.h (struct c_struct_parse_info): Declare.
12885 (finish_struct, start_struct): Update declarations.
12886 (declspecs_add_type): Update declaration.
12888 2009-06-19 Ian Lance Taylor <iant@google.com>
12890 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12891 variable with an anonymous type.
12893 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12895 * see.c: Remove for real.
12897 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12899 * optabs.h (enum optab_index): Add new OTI_significand.
12900 (significand_optab): Define corresponding macro.
12901 * optabs.c (init_optabs): Initialize significand_optab.
12902 * genopinit.c (optabs): Implement significand_optab using
12903 significand?f2 patterns.
12904 * builtins.c (expand_builtin_mathfn): Handle
12905 BUILT_IN_SIGNIFICAND{,F,L}.
12906 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12907 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12909 * config/i386/i386.md (significandxf2, significand<mode>2): New
12910 expanders to implement significandf, significand and significandl
12911 built-ins as inline x87 intrinsics.
12913 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12915 * config/avr/avr.c (avr_override_options): Remove setting value of
12916 PARAM_INLINE_CALL_COST.
12918 2009-06-18 Richard Henderson <rth@redhat.com>
12921 * tree-pass.h (TDF_ASMNAME): New.
12922 * tree-dump.c (dump_options): Add asmname.
12923 * doc/invoke.texi: Document it.
12925 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12926 (dump_decl_name): ...here.
12927 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12928 (dump_generic_node): Update dump_function_name calls.
12929 (print_call_name): New flags arg; update all dump calls.
12930 * diagnostic.h (print_call_name): Update.
12931 * gimple-pretty-print.c (dump_gimple_call): Update.
12933 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12936 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12938 2009-06-18 Diego Novillo <dnovillo@google.com>
12940 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12941 * plugin.c (str_license): Declare.
12942 (try_init_one_plugin): Assert that the symbol
12943 'plugin_is_GPL_compatible' exists.
12945 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12948 * Makefile.in (OBJS-common): Remove see.o.
12950 * common.opt (fsee): Mark as preserved for backward compatibility.
12951 * opts.c (common_handle_option): Add OPT_fsee to the backward
12952 compatibility section.
12953 * passes.c (init_optimization_passes, pass_see): Remove pass.
12954 * timevar.def (TV_SEE): Remove.
12955 * tree-pass.h (pass_see): Remove declaration.
12956 * doc/invoke.texi (-fsee): Remove documentation.
12958 2009-06-18 Martin Jambor <mjambor@suse.cz>
12960 * tree-sra.c: Include statistics.h
12961 (sra_stats): New variable.
12962 (sra_initialize): Clear sra_stats.
12963 (create_access_replacement): Increment sra_stats.replacements.
12964 (get_access_replacement): Do not return twice.
12965 (analyze_all_variable_accesses): Increment statistics counter by the
12966 number of scalarized aggregates.
12967 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12968 (sra_modify_expr): Increment sra_stats.exprs.
12969 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12970 (sra_modify_assign): Increment sra_stats.exprs,
12971 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12972 (perform_intra_sra): Update statistics counters.
12973 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12975 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12977 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12978 (arm_scalar_mode_supported_p): New function.
12980 2009-06-18 Paul Brook <paul@codesourcery.com>
12981 Sandra Loosemore <sandra@codesourcery.com>
12983 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12984 (__extendhfsf2, __truncsfhf2): Define.
12985 * config/arm/fp16.c: New file.
12986 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12987 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12989 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12991 * doc/extend.texi (Half-Precision): New section.
12992 * doc/invoke.texi (Option Summary): List -mfp16-format.
12993 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12994 * config/arm/arm.opt (mfp16-format=): New.
12995 * config/arm/arm.c: Include intl.h.
12996 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12997 (TARGET_INVALID_RETURN_TYPE): Redefine.
12998 (TARGET_PROMOTED_TYPE): Redefine.
12999 (TARGET_CONVERT_TO_TYPE): Redefine.
13000 (arm_fp16_format): Define.
13001 (all_fpus): Add entry for neon-fp16.
13002 (fp_model_for_fpu): Likewise.
13003 (struct fp16_format): Declare.
13004 (all_fp16_formats): Define.
13005 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13007 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13009 (arm_legitimate_index_p): Treat HFmode like HImode.
13010 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13011 (coproc_secondary_reload_class): Special-case HFmode.
13012 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13013 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13014 (arm_init_fp16_builtins): New.
13015 (arm_init_builtins): Call it.
13016 (arm_invalid_parameter_type): New.
13017 (arm_invalid_return_type): New.
13018 (arm_promoted_type): New.
13019 (arm_convert_to_type).
13020 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13022 (arm_emit_fp16_const): New function.
13023 (arm_mangle_type): Mangle __fp16 as "Dh".
13024 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13026 (TARGET_NEON_FP16): New.
13027 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13028 (enum fputype): Add FPUTYPE_NEON_FP16.
13029 (enum arm_fp16_format_type): Declare.
13030 (arm_fp16_format): Declare.
13031 (LARGEST_EXPONENT_IS_NORMAL): Define.
13032 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13033 * config/arm/arm-modes.def (HFmode): Define.
13034 * config/arm/vfp.md: (*movhf_vfp): New.
13035 (extendhfsf2): New.
13037 * config/arm/arm.md: (fpu): Add neon_fp16.
13038 (floatsihf2, floatdihf2): New.
13039 (fix_trunchfsi2, fix_trunchfdi2): New.
13041 (extendhfdf2): New.
13043 (*arm32_movhf): New.
13044 (*thumb1_movhf): New.
13045 (consttable_2): Add check for HFmode constants.
13046 (consttable_4): Handle HFmode constants.
13048 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13050 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13052 2009-06-17 Olivier Hainque <hainque@adacore.com>
13054 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13055 const char ** conversion in AIX specific section.
13057 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13059 * config/i386/i386.c (ix86_special_builtin_type): Remove
13060 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13061 (bdesc_special_args): Updated.
13062 (ix86_init_mmx_sse_builtins): Likewise.
13063 (ix86_expand_special_args_builtin): Likewise.
13065 2009-06-17 Richard Henderson <rth@redhat.com>
13067 * tree-pretty-print.c (maybe_dump_asm_name): New.
13068 (dump_decl_name): Use it.
13069 (PRINT_FUNCTION_NAME): Merge into...
13070 (dump_function_name): ... here. Use maybe_dump_asm_name.
13072 2009-06-17 Cary Coutant <ccoutant@google.com>
13074 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13076 * debug.c (struct gcc_debug_hooks): Change placeholder for
13078 (debug_nothing_int_charstar_int): Replaced by...
13079 (debug_nothing_int_charstar_int_bool): ...this.
13080 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13081 source_line prototype.
13082 (debug_nothing_int_charstar_int): Replaced by...
13083 (debug_nothing_int_charstar_int_bool): ...this.
13084 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13085 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13086 Output is_stmt operand when necessary.
13087 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13088 (notice_source_line): Add is_stmt parameter.
13089 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13090 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13092 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13093 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13095 2009-06-17 Ian Lance Taylor <iant@google.com>
13097 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13099 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13102 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13104 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13105 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13106 tree_strip_sign_nop_conversions and
13107 tree_ssa_strip_useless_type_conversions rather than stripping
13108 the operations here.
13109 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13111 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13112 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13113 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13114 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13117 2009-06-17 Michael Eager <eager@eagercon.com>
13119 * config/rs6000/constraints.md (register_constraint "d"): New.
13120 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13121 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13122 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13123 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13124 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13125 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13126 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13127 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13128 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13129 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13131 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13132 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13133 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13134 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13135 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13136 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13137 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13138 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13139 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13140 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13141 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13142 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13143 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13144 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13146 2009-06-16 Ian Lance Taylor <iant@google.com>
13148 * profile.c (total_num_never_executed): Don't define.
13149 (compute_branch_probabilities): Don't count or print
13150 num_never_executed.
13151 (init_branch_prob): Don't set total_num_never_executed.
13152 (end_branch_prob): Don't print total_num_never_executed.
13154 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13156 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13158 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13160 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13161 (nabstd2_fpr): Same.
13163 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13165 * expr.c (expand_assignment): Change complex type check.
13167 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13169 * doc/plugins.texi (Building GCC plugins): Added new section.
13171 2009-06-17 Ian Lance Taylor <iant@google.com>
13173 * c-pch.c (get_ident): Don't set size of templ array.
13174 (pch_init): Don't set size of partial_pch array.
13176 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13177 string constant to intialize an array whose size is the length of
13180 2009-06-17 Richard Guenther <rguenther@suse.de>
13182 PR tree-optimization/40389
13183 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13184 to addressable types.
13185 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13187 2009-06-17 Richard Guenther <rguenther@suse.de>
13189 PR middle-end/40460
13190 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13191 if there is no evolution of left in the loop bail out.
13192 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13193 chrec_fold_multiply.
13195 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13196 Janis Johnson <janis187@us.ibm.com>
13199 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13200 for the symbol ref of a constant that is the source of a move
13201 - nor for any other not-obvious-label-ref constants.
13203 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13205 * plugin.c (position_pass): Skip newly inserted pass during list
13206 traversal to avoid repeated insertion.
13208 2009-06-16 Ian Lance Taylor <iant@google.com>
13210 * vec.h (VEC_stack_alloc): Define different version if
13211 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13212 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13213 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13214 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13216 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13218 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13220 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13221 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13222 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13223 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13224 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13225 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13226 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13227 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13228 __builtin_ia32_rdtscp.
13229 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13230 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13231 and __builtin_ia32_rorhi.
13232 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13233 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13234 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13235 (ix86_expand_args_builtin): Likewise.
13236 (ix86_expand_special_args_builtin): Likewise.
13238 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13239 (UNSPECV_RDTSC): Likewise.
13240 (UNSPECV_RDPMC): Likewise.
13241 (*bsr): Renamed to ...
13243 (*bsr_rex64): Renamed to ...
13246 (*rdpmc): Likewise.
13247 (*rdpmc_rex64): Likewise.
13249 (*rdtsc): Likewise.
13250 (*rdtsc_rex64): Likewise.
13251 (rdtscp): Likewise.
13252 (*rdtscp): Likewise.
13253 (*rdtscp_rex64): Likewise.
13255 * config/i386/ia32intrin.h: New.
13257 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13259 2009-06-16 Ian Lance Taylor <iant@google.com>
13261 * ira-build.c (copy_info_to_removed_store_destinations):
13262 Initialize parent_a.
13264 2009-06-16 Ian Lance Taylor <iant@google.com>
13266 * c-decl.c (grokdeclarator): Change size_varies to bool.
13268 2009-06-16 Ian Lance Taylor <iant@google.com>
13270 * sel-sched.c: Make forward declarations of move_op_hooks and
13271 fur_hooks explicitly extern.
13273 2009-06-16 Ian Lance Taylor <iant@google.com>
13275 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13276 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13278 2009-06-16 Ian Lance Taylor <iant@google.com>
13280 * resource.c (mark_referenced_resources): Change
13281 include_delayed_effects parameter to bool. Change all callers.
13282 (mark_end_of_function_resources): Likewise.
13283 * reorg.c (insn_references_resource_p): Likewise.
13284 (insn_sets_resource_p): Likewise.
13285 * resource.h (mark_referenced_resources): Update declaration.
13286 (mark_end_of_function_resources): Update declaration.
13288 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13290 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13292 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13294 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13295 GCC can bootstrap on AIX with GNU Binutils 2.20.
13297 2009-06-16 Ian Lance Taylor <iant@google.com>
13299 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13301 2009-06-16 Ian Lance Taylor <iant@google.com>
13303 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13304 inline, not extern inline.
13305 (exact_log2): Likewise.
13306 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13308 (exact_log2): Likewise, but don't test CTZ_HWI.
13310 2009-06-16 Ian Lance Taylor <iant@google.com>
13312 * bitmap.c (bitmap_clear): Don't declare as inline.
13313 * gimple.c (gimplify_assign): Likewise.
13314 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13315 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13316 (sched_scan_info): Remove duplicate definition.
13318 2009-06-16 Ian Lance Taylor <iant@google.com>
13320 * c-common.c (skip_evaluation): Don't define.
13321 (c_inhibit_evaluation_warnings): Define global variable.
13322 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13323 than skip_evaluation.
13324 (convert_and_check, warn_for_div_by_zero): Likewise.
13325 * c-common.h (skip_evaluation): Don't declare.
13326 (c_inhibit_evaluation_warnings): Declare.
13327 * c-parser.c (c_parser_typeof_specifier): Set
13328 c_inhibit_evaluation_warnings rather than skip_evaluation.
13329 (c_parser_conditional_expression): Likewise.
13330 (c_parser_binary_expression): Likewise.
13331 (c_parser_sizeof_expression): Likewise.
13332 (c_parser_alignof_expression): Likewise.
13333 * c-typeck.c (build_indirect_ref): Check
13334 c_inhibit_evaluation_warnings rather than skip_evaluation.
13335 (build_conditional_expr, build_binary_op): Likewise.
13337 2009-06-16 Richard Guenther <rguenther@suse.de>
13339 * tree-ssa-alias.c (is_escape_site): Remove.
13340 * tree-ssa-alias.h (enum escape_type): Remove.
13341 (is_escape_site): Likewise.
13342 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13343 via casts and asms without deferring to is_escape_site.
13345 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13347 PR middle-end/40446
13348 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13349 use gen_lowpart if op0 has complex mode.
13351 2009-06-16 Richard Guenther <rguenther@suse.de>
13353 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13354 variables add them to ESCAPED.
13355 (find_func_aliases): Do not make all indirectly stored values escaped.
13357 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13359 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13360 make_decl_one_only.
13362 2009-06-16 Martin Jambor <mjambor@suse.cz>
13364 PR tree-optimization/40432
13365 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13366 check whether we need to force gimple register operand.
13368 2009-06-16 Martin Jambor <mjambor@suse.cz>
13370 PR tree-optimization/40413
13371 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13372 build_ref_for_offset.
13373 (propagate_subacesses_accross_link): Fix a typo in a comment.
13375 2009-06-16 Ira Rosen <irar@il.ibm.com>
13377 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13378 with additional parameter.
13379 * tree-vectorizer.h (enum vect_def_type): Add new value
13381 (enum vect_relevant): Add comments.
13382 (vect_is_simple_reduction): Add new argument.
13383 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13384 Detect nested cycles.
13385 (vect_is_simple_reduction): Update documentation, add an argument to
13386 distinguish inner-loop reduction from nested cycle, detect nested
13387 cycles, fix printings and indentation, don't swap operands in case
13389 (get_initial_def_for_reduction): Handle subtraction.
13390 (vect_create_epilog_for_reduction): Add new argument to specify
13391 reduction variable.
13392 (vect_finalize_reduction): Handle subtraction, fix comments.
13393 (vectorizable_reduction): Handle nested cycles. In case of nested
13394 cycle keep track of the reduction variable position. Call
13395 vect_is_simple_reduction with additional parameter. Use original
13396 statement code in reduction epilogue for nested cycle. Call
13397 vect_create_epilog_for_reduction with additional parameter.
13398 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13399 inner-loop vectorization.
13400 (vect_recog_widen_sum_pattern): Likewise.
13401 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13403 (vect_mark_stmts_to_be_vectorized): Likewise.
13404 (vect_get_vec_def_for_operand): Handle nested cycles.
13406 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13408 * doc/invoke.texi (Debugging Options): Fix option index entries
13409 for -fdump-statistics, -frandom-seed add entries for
13410 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13411 (FRV Options): Fix entries for -mTLS, -mtls.
13412 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13413 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13414 (M68hc1x Options): Fix @itemx for -mnominmax.
13415 (MCore Options): Fix entry for -mno-lsim.
13416 (MMIX Options): Fix entry for -mabi=mmixware.
13417 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13419 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13421 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13422 Mention the plugin mode of gengtype.
13423 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13424 * gengtype.c: Updated copyright.
13425 (plugin_files, nb_plugin_files) Added new static variables.
13426 (measure_input_list) Care about plugin_files.
13427 (write_rtx_next): Added early return in plugin mode.
13428 (create_file): Updated copyright year in generated file. Added
13430 (oprintf): Added early return if NULL outf.
13431 (get_output_file_with_visibility): Care of plugin_files.
13432 (get_output_file_name): May return null.
13433 (write_local): Added early return.
13434 (put_mangled_filename): Ditto.
13435 (finish_root_table): Added check for base_files.
13436 (write_roots): Care about null when plugins.
13437 (main): Added plugin mode.
13439 2009-06-15 Ian Lance Taylor <iant@google.com>
13441 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13442 * gcov.c (read_count_file): Add braces around variables declared
13445 * c.opt (Wjump-misses-init): New warning.
13446 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13447 -Wall and -Wc++-compat if not already set.
13448 (c_common_post_options): Clear warn_jump_misses_init if it was not
13450 * c-decl.c (struct c_binding): Change type field to a union with
13451 new label field. Make it the first field in the struct. Update
13452 references to type to use u.type instead.
13453 (struct c_spot_bindings): Define.
13454 (struct c_goto_bindings): Define.
13455 (c_goto_bindings_p): Define, along with VECs.
13456 (struct c_label_vars): Define.
13457 (struct c_scope): Add has_label_bindings field.
13458 (bind_label, set_spot_bindings): New static functions.
13459 (decl_jump_unsafe, update_spot_bindings): New static functions.
13460 (update_label_decls): New static function.
13461 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13462 Update binding u.label field to shadowed field.
13463 (c_binding_start_stmt_expr): New function.
13464 (c_binding_end_stmt_expr): New function.
13465 (pushdecl): Don't call c_begin_vm_scope.
13466 (make_label): Add defining and p_label_vars parameters. Change
13468 (lookup_label): Correct test for whether a label has not yet been
13469 defined. Call bind_label rather than bind.
13470 (warn_about_goto): New static function.
13471 (lookup_label_for_goto): New function.
13472 (declare_label): Call bind_label rather than bind.
13473 (check_earlier_gotos): New static function.
13474 (define_label): Don't give errors about jumping into statement
13475 expressions or scopes of variably modified types. Call
13476 set_spot_bindings and check_earlier_gotos. Call bind_label
13477 instead of bind. Don't set label_context_stack_se or
13478 label_context_stack_vm.
13479 (c_get_switch_bindings): New function.
13480 (c_release_switch_bindings): New function.
13481 (c_check_switch_jump_warnings): New function.
13482 (start_function): Don't set label_context_stack_se or
13483 label_context_stack_vm.
13484 (finish_function): Likewise.
13485 * c-typeck.c (label_context_stack_se): Don't define.
13486 (label_context_stack_vm): Don't define.
13487 (c_finish_goto_label): Call lookup_label_for_goto rather than
13488 lookup_label. Don't give errors about jumping into a statement
13489 expression or the scope of a variably modified type. Don't set
13490 label_context_stack_se or label_context_stack_vm.
13491 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13492 fields. Add bindings field.
13493 (c_start_case): Don't set deleted fields. Set bindings field.
13494 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13495 or blocked_vm. Call c_check_switch_jump_warnings.
13496 (c_finish_case): Don't test blocked_stmt_expr field. Call
13497 c_release_switch_bindings.
13498 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13499 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13500 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13501 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13502 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13503 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13504 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13505 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13506 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13507 (C_DECL_UNJUMPABLE_VM): Don't define.
13508 (C_DECL_UNDEFINABLE_VM): Don't define.
13509 (struct c_label_list): Don't define.
13510 (struct c_label_context_se): Don't define.
13511 (struct c_label_context_vm): Don't define.
13512 (struct c_spot_bindings): Declare.
13513 (c_bindings_start_stmt_expr): Declare.
13514 (c_bindings_end_stmt_expr): Declare.
13515 (lookup_label_for_goto): Declare.
13516 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13517 (c_check_switch_jump_warnings): Declare.
13518 (label_context_stack_se, label_context_stack_vm): Don't declare.
13519 (c_finish_goto_label): Update declaration.
13520 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13521 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13522 (Warning Options): Document -Wjump-misses-init.
13524 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13526 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13529 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13531 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13533 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13535 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13537 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13539 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13541 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13543 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13544 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13545 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13546 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13547 * dwarf2asm.c (dw2_force_const_mem): Update call to
13548 make_decl_one_only.
13549 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13550 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13551 * langhooks.c (lhd_comdat_group): Remove.
13552 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13553 * tree.h (DECL_COMDAT_GROUP): New.
13554 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13555 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13556 (make_decl_one_only): Change signature.
13557 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13558 make_decl_one_only.
13559 (make_decl_one_only): Change signature.
13560 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13562 2009-06-15 Richard Guenther <rguenther@suse.de>
13564 PR middle-end/40439
13565 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13567 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13569 * tree-ssa-math-opts.c: Remove extra divide.
13571 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13573 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13575 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13577 * passes.c: Add bswap pass.
13578 * tree-pass.h: Add pass_optimize_bswap declaration.
13579 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13580 Include rtl.h, expr.h and optabs.h for optab_handler check.
13581 (struct symbolic_number, pass_optimize_bswap): New definition.
13582 (do_shift_rotate, verify_symbolic_number_p): New functions.
13583 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13584 (gate_optimize_bswap): New function.
13585 * tree.c (widest_int_cst_value): New function.
13586 * tree.h (widest_int_cst_value): Prototype added.
13588 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13590 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13591 REG_EQUAL/REG_EQUIV notes.
13593 2009-06-14 Richard Guenther <rguenther@suse.de>
13595 PR middle-end/40389
13596 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13597 has its address taken if NRV was applied and it is addressable.
13598 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13599 function split out from ...
13600 (get_constraint_for_1): ... here.
13601 (handle_rhs_call): Use it to mark the return slot escaped if
13602 it is addressable and NRV was applied.
13604 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13606 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13607 Change first argument type to location_t.
13608 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13609 Do not set input_location.
13610 Use loc instead of input_location throughout.
13612 2009-06-13 Richard Guenther <rguenther@suse.de>
13614 PR tree-optimization/40421
13615 * tree-predcom.c (should_unroll_loop_p): Remove.
13616 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13618 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13620 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13621 Add location argument.
13623 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13625 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13627 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13628 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13629 * config/spu/spu-protos.h: Add location to
13630 spu_resolve_overloaded_builtin.
13631 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13632 spu_build_builtin_va_list.
13633 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13634 argument. Pass location to build_function_call_vec.
13635 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13637 (emit_fpu_switch): Same.
13638 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13639 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13640 to build_decl and create_artificial_label.
13641 (xtensa_gimplify_va_arg_expr): Same.
13642 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13643 (xstormy16_gimplify_va_arg_expr): Same.
13644 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13645 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13646 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13647 (mips16_build_function_stub): Same.
13648 (mips16_build_call_stub): Same.
13650 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13653 * arm/constraints.md (Pa, Pb): New constraints.
13654 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13655 split pattern to deal with them.
13657 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13659 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13660 fix index entry for -Xpreprocessor.
13662 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13664 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13665 Add location argument to build_decl call.
13666 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13667 (rs6000_init_builtins): Same.
13668 (spe_init_builtins): Same.
13669 (rs6000_gimplify_va_arg): Add location argument to
13670 create_artificial_label call.
13672 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13674 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13675 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13676 * Makefile.in: Fix GGC dependency for gcse.o.
13678 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13680 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13681 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13682 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13684 * c-parser.c (c_parser_binary_expression): Use current column while
13685 building binary operations.
13686 * common.opt (fshow-column): Enable by default.
13687 * tree-vrp.c (check_array_ref): Use warning_at.
13688 (check_array_bounds): Use location from call back if expr has no
13690 * tree.h: Add location argument to maybe_fold_*.
13691 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13692 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13693 (maybe_fold_offset_to_component_ref): Same.
13694 (maybe_fold_offset_to_reference): Same.
13695 (maybe_fold_offset_to_address): Same.
13696 (maybe_fold_stmt_indirect): Same.
13697 (maybe_fold_stmt_addition): Same.
13698 (fold_stmt_r): Pass location to maybe_fold_*.
13699 (fold_gimple_assign): Same.
13700 * c-tree.h: Add location argument to finish_decl,
13701 default_function_array_conversion, store_init_value.
13702 * c-decl.c (define_label): Use error_at.
13703 (c_make_fname_decl): Pass location to finish_decl.
13704 (finish_decl): New location argument.
13705 (build_compound_literal): Pass location to store_init_value.
13706 (grokdeclarator): Pass location to finish_decl.
13708 * c-typeck.c (array_to_pointer_conversion): New location argument.
13709 (function_to_pointer_conversion): Same.
13710 (default_function_array_conversion): Same.
13711 (parser_build_unary_op): Pass location to overflow_warning.
13712 (parser_build_binary_op): Same. Use warning_at.
13713 (build_unary_op): Pass location to array_to_pointer_conversion.
13714 (build_c_cast): Pass location to digest_init.
13715 (build_modify_expr): New location argument.
13716 (convert_for_assignment): Same.
13717 (store_init_value): Same.
13718 (digest_init): Same.
13719 (output_init_element): Pass location to digest_init and
13720 array_to_pointer_conversion.
13721 (c_finish_return): Pass location to convert_for_assignment.
13722 * gimplify.c (gimplify_conversion): Pass location to
13723 maybe_fold_offset_to_address.
13724 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13725 to maybe_fold_stmt_addition.
13726 * c-omp.c (c_finish_omp_atomic): Pass new location to
13728 (c_finish_omp_for): Same.
13729 * c-common.c (overflow_warning): New argument.
13730 * c-common.h: New argument to build_modify_expr, overflow_warning.
13731 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13733 (c_parser_initializer): Pass location to
13734 default_function_array_conversion.
13735 (c_parser_initelt): Same.
13736 (c_parser_initval): Same.
13737 (c_parser_asm_operands): Same.
13738 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13739 (c_parser_conditional_expression): Same.
13740 (c_parser_binary_expression): Add location info to stack. Use it.
13741 (c_parser_unary_expression): Pass location to
13742 default_function_array_conversion, parser_build_unary_op,
13743 build_indirect_ref, c_parser_postfix_expression_after_primary.
13744 (c_parser_postfix_expression_after_primary): New location argument.
13746 (c_parser_expression_conv): Pass location to
13747 default_function_array_conversion.
13748 (c_parser_expr_list): Same.
13749 (c_parser_omp_atomic): Same.
13750 (c_parser_omp_for_loop): Same.
13751 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13752 (build_array_declarator): New argument.
13753 * c-decl.c (build_array_declarator): Add location argument.
13754 (grokdeclarator): Set id_loc for cdk_array.
13755 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13756 build_array_declarator.
13757 * tree.c (build_omp_clause): Add location argument.
13758 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13759 (OMP_CLAUSE_LOCATION): New macro.
13760 (struct tree_omp_clause): Add location field.
13761 (build_omp_clause): Add argument.
13762 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13763 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13765 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13766 (cp_parser_omp_clause_collapse): Same.
13767 (cp_parser_omp_clause_default): Same.
13768 (cp_parser_omp_clause_if): Same.
13769 (cp_parser_omp_clause_nowait): Same.
13770 (cp_parser_omp_clause_num_threads): Same.
13771 (cp_parser_omp_clause_ordered): Same.
13772 (cp_parser_omp_clause_schedule): Same.
13773 (cp_parser_omp_clause_untied): Same.
13774 (cp_parser_omp_for_loop): Same.
13775 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13776 * c-tree.h (c_start_case): Add location argument.
13777 (c_process_expr_stmt): Same.
13778 (c_finish_goto_*): Same.
13779 * tree-parloops.c (initialize_reductions): Pass location to
13781 (create_parallel_loop): Same.
13782 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13783 (gfc_trans_omp_reduction_list): Same.
13784 (gfc_trans_omp_clauses): Same.
13785 (gfc_trans_omp_do): Same.
13786 * c-typeck.c (c_finish_goto_label): Same.
13787 (c_finish_goto_ptr): New location argument.
13788 (c_start_case): Same.
13789 (emit_side_effect_warnings): Same.
13790 (c_process_expr_stmt): Same.
13791 (c_finish_stmt_expr): Same.
13792 (c_finish_omp_clauses): Use error_at instead of error.
13793 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13795 * c-omp.c (c_split_parallel_clauses): New location argument.
13796 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13797 to build_omp_clause.
13798 (convert_local_reference_stmt): Same.
13799 (convert_gimple_call): Same.
13800 * c-common.h (c_split_parallel_clauses): New argument.
13801 * c-parser.c (c_parser_statement_after_labels): Pass location to
13802 c_finish_goto_label.
13803 (c_parser_switch_statement): Pass location to c_start_case.
13804 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13805 and c_process_expr_stmt.
13806 (c_parser_omp_variable_list): Add location argument.
13807 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13808 (c_parser_omp_clause_default): Same.
13809 (c_parser_omp_clause_if): Same.
13810 (c_parser_omp_clause_num_threads): Same.
13811 (-c_parser_omp_clause_ordered): Same.
13812 (c_parser_omp_clause_reduction): Pass location to
13813 c_parser_omp_variable_list.
13814 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13815 (c_parser_omp_clause_untied): Same.
13816 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13817 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13819 * c-tree.h (check_for_loop_decls, undeclared_variable,
13820 build_component_ref, build_array_ref, build_external_ref,
13821 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13822 build_conditional_expr, build_compound_expr, c_cast_expr,
13823 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13824 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13826 * c-semantics.c (build_stmt): Same.
13827 (build_case_label): Same.
13828 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13829 (undeclared_variable): New argument.
13830 (make_label): Same.
13831 (lookup_label): Pass location on down.
13832 (define_label): Same.
13833 (finish_decl): Same.
13834 (build_compound_literal): Same.
13835 (finish_struct): Same.
13836 (finish_function): Do not set location here.
13837 (check_for_loop_decls): New argument.
13838 * tree.c (save_expr): Set location.
13839 (build_empty_stmt): New argument.
13840 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13841 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13842 * builtins.c (gimplify_va_arg_expr): Use locations.
13843 (expand_builtin_sync_operation): Same.
13844 * c-typeck.c (build_component_ref): New argument.
13845 (build_array_ref): Same.
13846 (build_external_ref): Same.
13847 (c_expr_sizeof_expr): Same.
13848 (c_expr_sizeof_type): Same.
13849 (parser_build_unary_op): Same.
13850 (build_conditional_expr): Same.
13851 (build_compound_expr): Pass location on down.
13852 (build_compound_expr): New argument.
13853 (build_c_cast): Same.
13854 (c_cast_expr): Same.
13855 (build_asm_expr): Same.
13856 (c_finish_return): Same.
13857 (c_process_expr_stmt): Pass location on down.
13858 (c_finish_stmt_expr): New argument.
13859 (push_clenaup): Same.
13860 (c_finish_omp_parallel): Same.
13861 (c_finish_omp_task): Same.
13862 * gimplify.c (gimplify_call_expr): Pass location on down.
13863 * c-omp.c (c_finish_omp_master): New argument.
13864 (c_finish_omp_critical): Same.
13865 (c_finish_omp_ordered): Same.
13866 (c_finish_omp_barrier): Same.
13867 (-c_finish_omp_taskwait): Same.
13868 (c_finish_omp_atomic): Same.
13869 (c_finish_omp_flush): Same.
13870 * tree-inline.c (copy_tree_body_r): Pass location on down.
13871 (inline_forbidden_p): Remove use of input_location.
13872 * c-gimplify.c (c_build_bind_expr): New argument.
13873 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13874 (c_sizeof_or_alignof_type): New argument.
13875 (c_alignof_expr): Same.
13876 (build_va_arg): Same.
13877 (c_add_case_label): Same.
13878 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13879 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13880 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13881 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13882 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13883 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13885 * stub-objc.c (objc_build_selector_expr): Same.
13886 (objc_build_throw_stmt): Same.
13887 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13888 (c_parser_initelt): Same.
13889 (c_parser_compound_statement): Same.
13890 (c_parser_compound_statement_nostart): Same.
13891 (c_parser_label): Same.
13892 (c_parser_statement_after_labels): Same.
13893 (c_parser_if_body): Same.
13894 (c_parser_else_body): Same.
13895 (c_parser_if_statement): Same.
13896 (c_parser_switch_statement): Same.
13897 (c_parser_while_statement): Same.
13898 (c_parser_do_statement): Same.
13899 (c_parser_for_statement): Same.
13900 (c_parser_asm_statement): Same.
13901 (c_parser_conditional_expression): Same.
13902 (c_parser_binary_expression): Same.
13903 (c_parser_cast_expression): Same.
13904 (c_parser_unary_expression): Same.
13905 (c_parser_sizeof_expression): Same.
13906 (c_parser_alignof_expression): Same.
13907 (c_parser_postfix_expression): Same.
13908 (c_parser_expression): Same.
13909 (c_parser_objc_receiver): Same.
13910 (c_parser_omp_variable_list): Same.
13911 (c_parser_omp_structured_block): Same.
13912 (c_parser_omp_atomic): New argument.
13913 (c_parser_omp_barrier): Same.
13914 (c_parser_omp_critical): Same.
13915 (c_parser_omp_flush): Pass location on down.
13916 (c_parser_omp_for_loop): New argument.
13917 (c_parser_omp_for): Same.
13918 (c_parser_omp_master): Same.
13919 (c_parser_omp_ordered): Same.
13920 (c_parser_omp_sections_scope): Same.
13921 (c_parser_omp_sections): Same.
13922 (c_parser_omp_parallel): Same.
13923 (c_parser_omp_single): Same.
13924 (c_parser_omp_task): Same.
13925 (c_parser_omp_taskwait): Pass location on down.
13926 (c_parser_omp_construct): Same.
13927 (c_parser_omp_threadprivate): Same.
13928 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13929 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13930 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13931 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13932 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13933 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13934 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13935 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13936 config/i386/i386.c, stmt.c:
13937 Add location argument to the following function definitions and/or
13938 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13939 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13940 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13941 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13942 do_case, c_finish_bc_stmt, build_compound_literal,
13943 build_function_call.
13944 * c-decl.c (build_compound_literal): Add location argument.
13945 Make all diagnostic calls use location.
13946 (start_struct): Same.
13947 (finish_struct): Same.
13948 (start_enum): Same.
13949 (build_enumerator): Same.
13950 (start_function): Same.
13951 (grokdeclarator): Make all diagnostic calls use location.
13952 (store_parm_decls_oldstyle): Same.
13953 * c-typeck.c (build_function_call): Add location argument.
13954 Make all diagnostic calls use location.
13956 (c_finish_bc_stmt): Same.
13957 * tree-nested.c (get_trampoline_type): Add argument.
13958 Pass location to build_decl.
13959 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13960 * rtl.h (RTL_LOCATION): New.
13961 * c-common.c (c_add_case_label): Add location argument.
13962 Make all diagnostic calls use location.
13963 * c-common.h: Add location argument to make_fname_decl, do_case,
13964 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13965 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13966 Set it appropriately for every case. Pass enum_loc to start_enum
13967 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13969 (c_parser_struct_or_union_specifier): Save location. Use it for
13970 start_struct, finish_struct, and parser_xref_tag.
13972 2009-06-12 Ian Lance Taylor <iant@google.com>
13974 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13976 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13977 cpp_opts->warn_cxx_operator_names.
13979 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13982 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13983 is returns NULL and OP is a VCE, look through the VCE.
13985 2009-06-12 Ian Lance Taylor <iant@google.com>
13988 * collect2.c (main): Use CONST_CAST2 in code inside #if
13989 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13991 2009-06-12 Joey Ye <joey.ye@intel.com>
13993 PR middle-end/39146
13994 * cfgexpand.c (get_decl_align_unit): Update
13995 max_used_stack_slot_alignment with align instead of
13996 stack_alignment_needed.
13998 * function.c (assign_stack_local_1): Update
13999 max_used_stack_slot_alignment with alignment_in_bits instead
14000 of stack_alignment_needed.
14001 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14004 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14006 * dwarf2out.c (last_var_location_insn): New variable.
14007 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14008 (dwarf2out_var_location): Don't record anything after last real
14009 insn. Only change labels if there were any real instructions
14010 in between last note and this one, or if changed sections.
14012 2009-06-11 Richard Henderson <rth@redhat.com>
14014 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14015 note when storing the frame pointer in a register.
14016 (FRP): Don't redefine to nothing for epilogue.
14017 (alpha_expand_epilogue): Mark register and sp restores.
14018 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14020 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14021 when gen_lowpart is needed.
14023 2009-06-11 Richard Henderson <rth@redhat.com>
14025 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14027 * dwarf2out.c (need_data_align_sf_opcode): New.
14028 (div_data_align): Move earlier.
14029 (def_cfa_1, reg_save): Use it.
14031 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14033 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14034 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14035 (ix86_handle_option): Handle OPT_mcrc32.
14036 (ix86_target_string): Add -mcrc32.
14037 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14039 * config/i386/i386.h (TARGET_CRC32): New.
14041 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14042 (sse4_2_crc32di): Likewise.
14044 * config/i386/i386.opt (mcrc32): New.
14046 * doc/invoke.texi: Document -mcrc32.
14048 2009-06-11 Richard Henderson <rth@redhat.com>
14050 * common.opt (gdwarf-): Accept a version number.
14051 * doc/invoke.texi (gdwarf-): Update docs.
14052 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14053 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14054 version level, and record it.
14056 * dwarf2.h (DW_CIE_VERSION): Remove.
14057 * dwarf2out.c (DWARF_VERSION): Remove.
14058 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14059 (output_call_frame_info): Use CIE version 3 for dwarf3,
14060 or if the return register column is out of range for version 1.
14061 (dwarf_stack_op_name): Add all dwarf3 values.
14062 (DEBUG_PUBTYPES_SECTION): New.
14063 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14064 encoding change for dwarf3.
14065 (output_die) [dw_val_class_die_ref]: Likewise.
14066 (output_compilation_unit_header): Emit correct version for dwarf3.
14067 (output_line_info): Likewise.
14068 (output_pubnames): Update for DWARF_VERSION removal.
14069 (output_aranges): Likewise.
14070 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14071 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14072 (dwarf2out_finish): Likewise.
14074 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14076 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14079 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14082 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14083 * builtins.c (expand_builtin_unreachable): New function.
14084 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14085 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14086 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14088 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14089 searching for missing barriers.
14091 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14093 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14094 when -fprofile-generate* was passed.
14095 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14097 2009-06-11 Anthony Green <green@moxielogic.com>
14099 * config/moxie/moxie.md: Define length attribute for all instructions.
14101 (*b<cond:code>): Support limited branch ranges for new PC-relative
14102 branch instructions.
14103 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14105 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14107 * config/i386/i386.c (min_insn_size): Use get_attr_length
14108 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14109 For __asm return 0.
14111 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14112 instead of emit_insn_before.
14114 2009-06-10 Ian Lance Taylor <iant@google.com>
14117 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14120 2009-06-10 Revital Eres <eres@il.ibm.com>
14122 * passes.c (init_optimization_passes): Reschedule
14123 predictive-commoning pass before complete unroll pass.
14125 2009-06-10 Martin Jambor <mjambor@suse.cz>
14127 * cgraph.c (cgraph_node_can_be_local_p): New function.
14128 (cgraph_make_node_local): New function.
14129 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14130 (cgraph_make_node_local): Declare.
14132 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14134 * tree.h (tree_base): Add packed_flag and user_align fields.
14135 Decrease size of spare field.
14136 (TYPE_USER_ALIGN): Use user_align from tree_base.
14137 (DECL_USER_ALIGN): Likewise.
14138 (TYPE_PACKED): Use packed_flag from tree_base.
14139 (DECL_PACKED): Likewise.
14140 (tree_type): Delete packed_flag and user_align fields. Widen
14141 precision field. Widen mode field and shuffle fields to align
14142 mode on an 8-bit boundary.
14143 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14144 Renumber decl_flag_* fields. Fix comments. Widen
14145 decl_common_unused field.
14146 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14147 (DECL_EXTERNAL): Likewise.
14148 (DECL_BIT_FIELD): Likewise.
14149 (DECL_NONADDRESSABLE_P): Likewise.
14150 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14151 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14153 2009-06-10 Ian Lance Taylor <iant@google.com>
14155 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14156 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14157 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14158 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14159 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14160 DEF_VEC_ALLOC_FUNC_P.
14161 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14162 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14163 DEF_VEC_ALLOC_FUNC_O.
14164 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14165 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14166 DEF_VEC_ALLOC_FUNC_I.
14167 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14168 (vec_stack_p_reserve_exact_1): Declare.
14169 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14170 (vec_stack_free): Declare.
14171 (VEC_stack_alloc): Define.
14172 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14173 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14174 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14175 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14177 (stack_vecs): New static variable.
14178 (vec_stack_p_reserve_exact_1): New function.
14179 (vec_stack_o_reserve_1): New static function.
14180 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14181 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14182 (vec_stack_free): New function.
14183 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14184 (VEC_df_ref_stack_alloc): Define.
14185 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14186 DEF_VEC_ALLOC_P_STACK.
14187 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14188 (struct df_collection_rec): Change _vec fields to VEC. Remove
14190 (df_free_collection_rec): Adjust for new fields.
14191 (df_insn_rescan): Use new df_collection_rec fields.
14192 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14193 (df_ref_create_structure, df_ref_record): Likewise.
14194 (df_get_conditional_uses, df_get_call_refs): Likewise.
14195 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14196 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14197 (df_record_exit_block_uses, df_bb_verify): Likewise.
14198 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14199 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14200 Remove count parameter. Change return type to void. Change all
14202 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14203 Remove count parameter. Change return type to void. Change all
14205 (df_install_refs): Change old_vec parameter to VEC. Remove count
14206 parameter. Change all callers.
14207 (df_install_mws): Change old_vec parameter to VEC. Remove count
14208 parameter. Change all callers.
14209 (df_refs_verify): Change new_rec parameter to VEC. Change call
14211 (df_mws_verify): Likewise.
14213 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14215 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14217 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14219 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14221 2009-06-10 Anthony Green <green@moxielogic.com>
14223 * config/moxie/crti.asm: New file.
14224 * config/moxie/crtn.asm: New file.
14225 * config/moxie/moxie.c: New file.
14226 * config/moxie/moxie.h: New file.
14227 * config/moxie/sfp-machine.h: New file.
14228 * config/moxie/moxie-protos.h: New file.
14229 * config/moxie/t-moxie: Created.
14230 * config/moxie/t-moxie-softfp: Created.
14231 * config/moxie/moxie.md: Created.
14232 * config/moxie/constraints.md: Created.
14233 * config.gcc: Add moxie support.
14234 * doc/md.texi (Machine Constraints): Add moxie constraints.
14235 * doc/contrib.texi (Contributors): Mention moxie port.
14236 * doc/install.texi (Specific): Mention the moxie port.
14238 2009-06-09 Ian Lance Taylor <iant@google.com>
14240 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14241 compiling with C++.
14242 * optabs.c (optab_table): Only use designated initializers if
14243 HAVE_DESIGNATED_INITIALIZERS is defined.
14244 (convert_optab_table): Likewise.
14245 (init_optabs): Always call init_insn_codes if
14246 HAVE_DESIGNATED_INITIALIZERS is not defined.
14248 2009-06-09 Ian Lance Taylor <iant@google.com>
14250 * targhooks.c (default_builtin_vectorized_function): Change fn
14251 parameter to unsigned int.
14252 (default_builtin_vectorized_conversion): Change code parameter to
14254 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14255 * targhooks.h: Update declarations.
14256 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14257 parameter to unsigned int.
14259 * c-typeck.c (comptypes_check_enum_int): New static function.
14260 (comptypes_internal): Add enum_and_int_p parameter. Change all
14262 (comp_target_types): Add location parameter. Change all callers.
14263 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14264 Change all callers.
14265 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14266 (build_conditional_expr): Add colon_loc parameter. Change all
14268 (convert_for_assignment): Add location parameter. Change all callers.
14269 * c-parser.c (c_parser_conditional_expression): Pass location of
14270 colon to build_conditional_expr.
14271 * c-tree.h (build_conditional_expr): Update declaration.
14273 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14275 * graphite.c: Revert previous patch.
14277 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14280 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14282 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14284 * tree-ssa-loop-prefetch.c
14285 (loop_prefetch_arrays): Fixed a portability problem in printf format
14288 2009-06-09 Martin Jambor <mjambor@suse.cz>
14290 PR tree-optimization/40351
14291 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14292 refrence to a potential artifical subaccess can be constructed.
14294 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14296 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14297 (sh_override_options): Likewise.
14298 * config/sh/sh.c: Include params.h.
14299 (sh_optimization_options): New.
14300 (sh_override_options): Likewise.
14301 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14302 (OVERRIDE_OPTIONS): Use sh_override_options.
14304 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14306 * dwarf2out.c (emit_cfa_remember): New variable.
14307 (add_fde_cfi): If emit_cfa_remember, recurse to add
14308 DW_CFA_remember_state first.
14309 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14310 instead just set emit_cfa_remember.
14312 2009-06-08 Jan Hubicka <jh@suse.cz>
14315 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14317 2009-06-08 Jan Hubicka <jh@suse.cz>
14319 PR middle-end/39834
14320 * cgraphunit.c (save_inline_function_body): Do not copy transform
14321 hooks for saved inline bodies.
14322 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14323 for given function.
14325 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14327 * jump.c (returnjump_p): Handle delayed branches. Add missing
14330 2009-06-08 Jan Hubicka <jh@suse.cz>
14332 PR middle-end/40102
14333 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14334 original node might've been modified.
14335 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14337 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14339 * tree-object-size.c (addr_object_size): Add OSI argument.
14340 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14341 (compute_builtin_object_size, expr_object_size): Adjust callers.
14342 (plus_stmt_object_size): Call addr_object_size instead of
14343 compute_builtin_object_size.
14345 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14346 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14348 * tree-ssa-loop-prefetch.c
14349 (gather_memory_references): Introduced a counter for the number of
14351 (anything_to_prefetch_p): Introduced a counter for the number of
14353 (is_loop_prefetching_profitable): New function with a cost model
14355 (loop_prefetch_arrays): Use the new cost model to determine if
14356 prefetching is profitable.
14357 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14358 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14359 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14360 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14361 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14362 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14364 2009-06-08 Michael Matz <matz@suse.de>
14367 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14368 partitions use the same.
14369 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14370 for basevars of SSA_NAMEs.
14371 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14372 to not expand them twice.
14373 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14376 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14378 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14379 (fdump-final-insns=, gtoggle): New.
14380 * doc/invoke.texi: Document them.
14381 * final.c (rest_of_clean_state): Dump final insn stream.
14382 * gcc.c (invoke_as): Hook in -fcompare-debug.
14383 (static_spec_functions): Add compare-debug-dump-opt,
14384 compare-debug-self-opt and compare-debug-auxbase-opt.
14385 (compare_debug, compare_debug_second, compare_debug_opt): New.
14386 (switches_debug_check, n_switches_debug_check): New.
14387 (debug_auxbase_opt, debug_check_temp_file): New.
14388 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14390 (do_self_spec): Handle arguments after switches.
14391 (do_spec_1): Add .gk extension to temp file basenames for compare.
14392 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14393 (cc1_options): Use it instead of normal auxbase computation for
14394 the second compare-debug compilation.
14395 (compare_files): New.
14396 (main): Set up and implement compare debug mode.
14397 (compare_debug_dump_opt_spec_function): New.
14398 (compare_debug_self_opt_spec_function): New.
14399 (compare_debug_auxbase_opt_spec_function): New.
14400 * toplev.c (process_options): Handle flag_gtoggle,
14401 flag_dump_final_insns.
14402 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14403 during -fcompare-debug-second compilation.
14405 2009-06-07 Ian Lance Taylor <iant@google.com>
14407 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14408 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14410 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14411 with no default node. Change warning with %H to warning_at.
14412 Don't clear warn_switch around case checking.
14413 * doc/invoke.texi (Warning Options): Clarify distinction between
14414 -Wswitch and -Wswitch-enum.
14416 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14418 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14420 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14422 * gbl-ctors.h: Add header guard.
14424 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14426 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14427 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14428 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14429 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14430 prototypes for removed functions.
14431 (expressions_equal_p): Move to ...
14432 * tree-ssa-sccvn.h: ... here and ...
14433 * matrix-reorg.c: ... adjust includes.
14435 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14437 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14439 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14441 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14442 (finish_function): Remove erroneous whitespace.
14444 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14446 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14447 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14449 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14451 * errors.c (internal_error): Commentary typo fix.
14452 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14453 * tree-ssa-pre.c: Ditto.
14455 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14457 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14458 them is supposed to hold actual statements.
14460 2009-06-06 Ian Lance Taylor <iant@google.com>
14462 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14463 empty statements can now have attributes.
14465 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14467 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14468 * config/mips/mips.md: Ditto.
14470 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14472 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14474 (__eabi_uconvert): Likewise.
14476 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14478 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14479 CFI_* definitions with IN_GCC.
14481 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14483 * xcoffout.h (xcoffout_source_line): Update prototype.
14485 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14487 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14488 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14490 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14492 PR middle-end/40340
14493 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14494 inlined_function_outer_scope_p blocks for artificial inlines
14496 * tree.c (tree_nonartificial_location): Rewrite using
14497 block_nonartificial_location.
14499 2009-06-05 Revital Eres <eres@il.ibm.com>
14500 Leehod Baruch <leehod@il.ibm.com>
14502 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14503 (expand_expr_real_1): Remove comment.
14504 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14505 Vectorize misaligned access when the target supports it.
14506 (vect_supportable_dr_alignment): Check for unaligned access support.
14507 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14510 2009-06-05 Julian Brown <julian@codesourcery.com>
14512 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14513 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14515 2009-06-05 Richard Guenther <rguenther@suse.de>
14518 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14519 as possibly unused.
14521 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14523 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14524 (save_gprs): Don't tell unwinder when a global register is saved.
14525 (s390_emit_epilogue): Emit needed epilogue unwind info.
14527 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14529 * dwarf2out.c (deferred_asm_name): New.
14530 (add_name_and_src_coords_attributes): Defer creation of
14531 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14533 (move_linkage_attr): New.
14534 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14537 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14539 * tree-nested.c (finalize_nesting_tree_1): Declare the
14540 frame_decl in the binding tree.
14542 2009-06-04 Cary Coutant <ccoutant@google.com>
14544 * basic-block.h (struct basic_block_def): Add discriminator field.
14545 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14547 * debug.c (do_nothing_debug_hooks): Add additional entry.
14548 (debug_nothing_int_charstar_int): New function.
14549 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14550 (debug_nothing_int_charstar_int): New declaration.
14551 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14552 discriminator value in .loc directive.
14553 * final.c (last_discriminator): New variable.
14554 (discriminator): New variable.
14555 (final_start_function): Initialize above variables, pass current
14556 discriminator to debug hook.
14557 (notice_source_line): Check for discriminator change.
14558 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14559 * sdbout.c (sdbout_source_line): New parameter.
14560 * tree-cfg.c (struct locus_discrim_map): New structure type.
14561 (discriminator_per_locus): New hash table.
14562 (build_gimple_cfg): Allocate and free discriminator hash table.
14563 (make_edges): Call assign_discriminator.
14564 (locus_map_hash): New function.
14565 (locus_map_eq): New function.
14566 (next_discriminator_for_locus): New function.
14567 (same_line_p): New function.
14568 (assign_discriminator): New function.
14569 (make_cond_expr_edges): Call assign_discriminator.
14570 (make_gimple_switch_edges): Likewise.
14571 (first_non_label_stmt): New function.
14572 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14574 * xcoffout.c (xcoffout_source_line): Add new parameter.
14576 * configure.ac (gcc_cv_as_discriminator): New configury check for
14577 gas support for discriminator.
14578 * configure: Regenerate.
14579 * config.in: Regenerate.
14581 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14583 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14584 val after checking for integers.
14586 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14588 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14590 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14591 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14592 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14593 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14594 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14595 X64_SSE_REGPARM_MAX.
14596 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14597 X64_SSE_REGPARM_MAX.
14599 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14601 * gcc.c (report_times_to_file): New.
14602 (execute): Implement it.
14603 (process_command): Support -time=.
14604 * doc/invoke.texi: Document it.
14606 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14608 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14609 that have value exprs.
14611 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14613 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14614 declarations for constants until...
14615 (dw2_output_indirect_constant_1): ... this point.
14617 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14620 * arm.md (arm_addsi3): Don't try to split an add with an
14621 eliminable register until after reload has completed.
14623 2009-06-03 Ian Lance Taylor <iant@google.com>
14625 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14626 * genattrtab.c (write_length_unit_log): Likewise.
14627 * genchecksum.c (dosum): Likewise.
14628 * gengtype.c (write_rtx_next): Likewise.
14629 (finish_root_table, write_roots): Likewise.
14630 * gimple.c (gimple_ops_offset_): Likewise.
14631 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14632 * config/arc/arc.c (arc_attribute_table): Likewise.
14633 * config/arm/arm.c (arm_attribute_table): Likewise.
14634 * config/avr/avr.c (avr_attribute_table): Likewise.
14635 * config/crx/crx.c (crx_attribute_table): Likewise.
14636 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14637 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14638 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14639 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14640 * config/sh/sh.c (sh_attribute_table): Likewise.
14641 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14642 * config/spu/spu.c (spu_attribute_table): Likewise.
14643 * config/v850/v850.c (v850_attribute_table): Likewise.
14645 * config/alpha/alpha.c (vms_attribute_table): Make static.
14646 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14647 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14648 * config/mips/mips.c (mips_attribute_table): Likewise.
14650 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14652 (cc1-checksum.o): Likewise.
14654 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14656 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14658 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14660 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14661 insn if it is changing sp. Use gen_add3_insn instead of
14662 conditionally gen_addsi3 and gen_adddi3.
14663 (offset_below_red_zone_p): New static inline function.
14664 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14665 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14666 * config/rs6000/ppc-asm.h: Include auto-host.h.
14667 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14668 CFI_RESTORE): Define.
14669 * config/rs6000/crtresxgpr.asm: Add unwind info.
14670 * config/rs6000/crtresxfpr.asm: Likewise.
14671 * config/rs6000/crtresgpr.asm: Likewise.
14672 * config/rs6000/crtresfpr.asm: Likewise.
14673 * config/rs6000/crtsavgpr.asm: Likewise.
14674 * config/rs6000/crtsavfpr.asm: Likewise.
14676 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14677 argument of DWARF2_FRAME_REG_OUT macros.
14679 2009-06-03 Julian Brown <julian@codesourcery.com>
14681 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14682 words or less (including TImode) in core registers.
14684 2009-06-03 Richard Guenther <rguenther@suse.de>
14686 PR middle-end/40328
14687 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14689 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14691 * statistics.c (statistics_counter_event): Do not record event
14692 in pass dump if its number == -1.
14693 (curr_statistics_hash): Add assert that we never get passes
14694 with static number == -1.
14696 2009-06-03 Richard Guenther <rguenther@suse.de>
14697 Andrey Belevantsev <abel@ispras.ru>
14699 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14700 non-BLKmode arrays addressable.
14702 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14704 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14705 * config/m68k/m68k.h: ... here.
14707 2009-06-03 Martin Jambor <mjambor@suse.cz>
14709 PR tree-optimization/40323
14710 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14713 2009-06-03 Richard Guenther <rguenther@suse.de>
14715 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14718 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14720 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14721 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14722 JUMP_TABLE_DATA_P where applicable.
14723 * config/sh/sh.c: Ditto.
14724 * config/sh/sh.h: Ditto.
14725 * config/sh/sh.md: Ditto.
14726 * config/sh/symbian.c: Ditto.
14728 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14730 * config/i386/driver-i386.c (describe_cache): Optimize
14731 concatenation of strings. Use snprintf instead of sprintf.
14732 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14733 target when not compiling with GCC.
14735 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14737 * config/sh/sh.c: Revert last change.
14738 (sh_expand_epilogue): Emit a blockage insn before the frame
14739 pointer adjustment unconditionally.
14741 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14743 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14744 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14745 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14746 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14747 to COLLECT_GCC_OPTIONS.
14749 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14751 * collect2.c (target_system_root): New variable.
14752 (main): Handle --sysroot=.
14753 (ignore_library): Strip the sysroot from the library path.
14755 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14757 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14758 (collect2.o): Depend on collect2-aix.h.
14759 (collect2-aix.o): New rule.
14760 * collect2-aix.h: New file.
14761 * collect2-aix.c: Likewise.
14762 * collect2.c: Include collect2-aix.h. Don't undefine
14763 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14764 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14765 Use TARGET_AIX_VERSION instead of _AIX51.
14766 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14767 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14768 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14769 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14770 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14772 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14774 * collect2.c (ignore_library): Avoid premature post-increment
14775 and null deference.
14777 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14779 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14780 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14781 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14782 CROSS_DIRECTORY_STRUCTURE too.
14783 (LINK_LIBG_SPEC): Likewise.
14784 (LIB_SPEC): Add %R to sysroot paths.
14785 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14786 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14787 * config/rs6000/aix51.h: As for aix43.h.
14788 * config/rs6000/aix52.h: Likewise.
14789 * config/rs6000/aix53.h: Likewise.
14790 * config/rs6000/aix61.h: Likewise.
14791 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14792 to the beginning of sysroot paths.
14794 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14796 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14797 INSN_LISTs that are out of the REG_NOTE range.
14799 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14801 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14802 (struct var_to_expand): Likewise.
14803 (struct opt_info): Add head and tail for linked lists of the above.
14804 (analyze_insn_to_expand_var): Initialize next.
14805 (analyze_iv_to_split_insn): Likewise.
14806 (analyze_insns_in_loop): Create linked lists.
14807 (allocate_basic_variable): Simplify for use without hash table.
14808 (insert_var_expansion_initialization): Likewise, make it type-safer.
14809 (combine_var_copies_in_loop_exit): Likewise.
14810 (apply_opt_in_copies): Walk lists rather than hash tables.
14811 (release_var_copies): Simplified and inlined by hand into...
14812 (free_opt_info): ... this function.
14814 2009-06-02 Richard Guenther <rguenther@suse.de>
14816 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14819 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14821 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14822 only for builtins that are not overridden.
14824 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14826 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14829 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14831 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14833 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14835 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14837 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14839 * common.opt (fdump-unnumbered-links): New.
14840 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14841 * print-rtl.c (flag_dump_unnumbered_links): New.
14842 (print_rtx): Test it.
14844 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14846 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14847 push/pop multiple to 8-byte alignment.
14849 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14851 * config/i386/i386.c (queued_cfa_restores): New static variable.
14852 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14854 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14855 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14856 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14857 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14858 note unconditionally.
14859 (ix86_emit_restore_regs_using_mov): Likewise.
14860 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14861 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14862 it through to ix86_emit_restore_reg_using_pop.
14863 (ix86_emit_leave): Add RED_OFFSET argument. Call
14864 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14865 instead of adding REG_CFA_OFFSET note unconditionally.
14866 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14867 the above functions. Call ix86_add_queued_cfa_restore_notes when
14870 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14871 force output of the label even for dwarf2out_do_cfi_asm.
14872 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14873 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14874 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14876 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14877 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14878 dwarf2out_cfi_label callers.
14879 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14880 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14881 Adjust dwarf2out_cfi_label callers.
14882 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14884 * config/i386/i386.h (struct machine_cfa_state,
14885 struct machine_function): Guard with ifndef USED_FOR_TARGET
14886 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14889 * emutls.c (__emutls_get_address): Change arr->size to mean number
14890 of allocated arr->data entries instead of # of slots + 1.
14892 PR middle-end/40316
14893 * recog.c (peep2_reinit_state): New function.
14894 (peephole2_init_state): Use it at the end of a basic block and also
14895 when seeing a RTX_FRAME_RELATED_P insn.
14897 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14899 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14900 fixuns_truncrfdi2): New.
14901 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14902 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14903 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14904 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14905 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14906 *recip_approx): Remove.
14907 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14908 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14909 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14911 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14914 2009-06-01 Ian Lance Taylor <iant@google.com>
14916 * attribs.c (register_attribute): Use CONST_CAST.
14917 * collect2.c (main): Use CONST_CAST2.
14918 (scan_prog_file): Likewise.
14919 * gcc.c (process_command, main): Likewise.
14920 * toplev.c (toplev_main): Likewise.
14922 * c-typeck.c (handle_warn_cast_qual): New static function,
14923 partially broken out of build_c_cast.
14924 (build_c_cast): Call handle_warn_cast_qual.
14925 * doc/invoke.texi (Warning Options): Document new effect of
14928 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14930 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14931 (diagnostic_report_current_module): Print columns.
14932 * common.opt (flag_show_column): Enable by default.
14934 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14936 * alias.c (find_base_term): Check for NULL term before returning.
14938 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14940 Revert due to PR40320:
14941 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14942 * calls.c (emit_library_call_value_1): Don't force_operand for move
14945 2009-06-01 Olivier Hainque <hainque@adacore.com>
14946 Eric Botcazou <ebotcazou@adacore.com>
14948 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14949 to be processed as a bitfield for constructor output purposes.
14950 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14952 * varasm.c (oc_local_state): New type, output_constructor
14953 local state to support communication with helpers.
14954 (oc_outer_state): New type, output_constructor outer state of
14955 relevance in recursive calls.
14956 (output_constructor_array_range): New output_constructor helper,
14957 extracted code for an array range element.
14958 (output_constructor_regular_field): New output_constructor helper,
14959 extracted code for an element that is not a bitfield.
14960 (output_constructor_bitfield): New output_constructor helper,
14961 extracted code for a bitfield element. Accept an OUTER state
14962 argument for recursive processing. Recurse on record or array
14963 CONSTRUCTOR values, possibly past noop conversions.
14964 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14965 VALUE is a valid constant-valued expression for use in a static
14966 bit-field initializer.
14967 (output_constructor): Rework to use helpers. Accept and honor an
14968 OUTER state argument for recursive calls. Return total size. Be
14969 prepared for nested constructors initializing bitfields.
14970 (output_constant): Feed OUTER in calls to output_constructor.
14972 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14974 * calls.c (emit_library_call_value_1): Don't force_operand for move
14977 2009-06-01 Nick Clifton <nickc@redhat.com>
14979 * doc/invoke.texi (IA-64 Options): Fix typo.
14981 2009-06-01 Ira Rosen <irar@il.ibm.com>
14983 PR tree-optimization/39129
14984 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14986 (vect_do_peeling_for_loop_bound): Use
14987 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14988 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14989 (vect_loop_versioning): Likewise.
14990 (vect_create_cond_for_alias_checks): Fix indentation.
14991 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14993 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14994 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14995 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14996 "control flow in loop".
14997 (vect_estimate_min_profitable_iters): Use
14998 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14999 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15000 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15001 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15002 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15003 statement belongs to a group of strided accesses with the exact code
15005 (vectorizable_load): Likewise.
15006 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15007 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15009 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15011 * config/freebsd-stdint.h: New file.
15012 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15013 Add freebsd-stdint.h to tm_file.
15015 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15017 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15018 (thumb2_extendhidi2): Likewise.
15020 2009-05-31 Ian Lance Taylor <iant@google.com>
15022 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15024 2009-05-31 Ian Lance Taylor <iant@google.com>
15026 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15027 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15028 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15030 2009-05-31 Jason Merrill <jason@redhat.com>
15032 * tree-pretty-print.c (print_call_name): Take the callee, not the
15033 call itself. Make non-static. Use dump_function_name for functions.
15034 (dump_generic_node): Adjust.
15035 * diagnostic.h: Declare print_call_name.
15036 * gimple-pretty-print.c (dump_gimple_call): Use it.
15038 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15040 * config/sh/sh.md (ashldi3_std): New define_expand.
15043 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15046 * config/sh/sh.c: Include debug.h.
15047 (sh_expand_epilogue): Emit a blockage insn before the frame
15048 pointer adjustment also when dwarf2out_do_frame returns true.
15050 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15052 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15053 (thumb2_extendqidi2): New pattern.
15055 2009-05-31 Ira Rosen <irar@il.ibm.com>
15057 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15058 mark phis for renaming.
15059 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15060 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15061 Call mark_sym_for_renaming.
15062 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15063 * tree-vect-loop.c (vect_transform_loop): Remove
15064 vect_memsyms_to_rename initialization and a call to
15065 mark_set_for_renaming.
15067 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15069 PR middle-end/40304
15070 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15071 frame related even if !set_cfa && style < 0.
15073 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15075 * config/i386/mingw-tls.c: New file.
15076 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15077 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15078 defining _WIN32 but not __CYGWIN__.
15080 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15082 * configure.ac: Add MPC support.
15084 * config.in, configure: Regenerate.
15086 2009-05-29 Richard Henderson <rth@redhat.com>
15088 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15089 NOTE_INSN_BASIC_BLOCK.
15090 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15091 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15092 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15094 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15096 (add_cfi): Disable check redefining cfa away from drap.
15097 (lookup_cfa_1): Add remember argument; handle remember/restore.
15098 (lookup_cfa): Pass remember argument.
15099 (cfa_remember): New.
15100 (compute_barrier_args_size_1): Remove sibcall check.
15101 (dwarf2out_frame_debug_def_cfa): New.
15102 (dwarf2out_frame_debug_adjust_cfa): New.
15103 (dwarf2out_frame_debug_cfa_offset): New.
15104 (dwarf2out_frame_debug_cfa_register): New.
15105 (dwarf2out_frame_debug_cfa_restore): New.
15106 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15107 (dwarf2out_begin_epilogue): New.
15108 (dwarf2out_frame_debug_restore_state): New.
15109 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15110 DW_CFA_restore_state.
15111 (output_cfi_directive): Likewise.
15112 (convert_cfa_to_fb_loc_list): Likewise.
15113 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15114 * dwarf2out.h: Update.
15115 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15116 (copy_insn_1): Early out for null.
15117 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15118 and dwarf2out_frame_debug_restore_state.
15119 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15120 (prologue_insn_hash, epilogue_insn_hash): New.
15121 (free_after_compilation): Adjust freeing accordingly.
15122 (record_insns): Create hash table if needed; push insns into
15123 hash instead of array.
15124 (maybe_copy_epilogue_insn): New.
15125 (contains): Search hash table instead of array.
15126 (sibcall_epilogue_contains): Remove.
15127 (thread_prologue_and_epilogue_insns): Split eh_return insns
15128 and mark them as epilogues.
15129 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15130 scanning in terms of basic blocks.
15131 * insn-notes.def (CFA_RESTORE_STATE): New.
15132 * jump.c (returnjump_p_1): Accept EH_RETURN.
15133 (eh_returnjump_p_1, eh_returnjump_p): New.
15134 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15135 CFA_REGISTER, CFA_RESTORE): New.
15136 * rtl.def (EH_RETURN): New.
15137 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15139 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15140 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15142 * config/i386/i386.c (gen_push): Update cfa state.
15143 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15144 add a CFA_ADJUST_CFA note.
15145 (ix86_dwarf_handle_frame_unspec): Remove.
15146 (ix86_expand_prologue): Update cfa state.
15147 (ix86_emit_restore_reg_using_pop): New.
15148 (ix86_emit_restore_regs_using_pop): New.
15149 (ix86_emit_leave): New.
15150 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15151 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15152 * config/i386/i386.h (struct machine_cfa_state): New.
15153 (ix86_cfa_state): New.
15154 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15155 (eh_return_internal): Merge from eh_return_<mode>,
15156 use eh_return rtx, split w/ epilogue.
15158 2009-05-29 Ian Lance Taylor <iant@google.com>
15160 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15162 * calls.c (emit_library_call_value_1): Likewise.
15164 * c-typeck.c (c_build_va_arg): New function.
15165 * c-tree.h (c_build_va_arg): Declare.
15166 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15167 instead of build_va_arg.
15169 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15171 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15172 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15173 (ptr_difference_cost): Use affine combinations to compute it.
15174 (difference_cost): Likewise.
15175 (get_computation_cost_at): Compute more accurate cost for addresses
15176 if the ratio is a multiplier allowed in addresses.
15177 For non-addresses, consider that an additional offset or symbol is
15180 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15182 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15183 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15185 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15186 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15187 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15189 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15190 to 1 for TYPE_SSE{IADD1,CVT1}.
15191 (prefix_vex_imm8): Removed.
15192 (length_vex): Only pass 1 as second argument to
15193 ix86_attr_length_vex_default if prefix_extra is 0.
15194 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15195 (length): For prefix vex computation use length_immediate
15196 attribute instead of prefix_vex_imm8.
15197 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15198 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15199 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15200 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15201 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15202 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15203 a space in between the operands.
15204 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15205 if one operand is 0xff and the other one si, di, bp or sp.
15206 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15207 other one si, di, bp or sp.
15208 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15209 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15210 type and mode attributes.
15211 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15212 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15213 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15214 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15215 prefix_data16 attribute iff MODE_DF.
15216 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15217 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15218 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15219 constm128_operand in length_immediate computation.
15220 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15221 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15222 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15223 length_immediate attribute to 1.
15224 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15225 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15226 for certain alternatives.
15227 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15228 prefix_data16 attribute if MODE_V1DF.
15229 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15230 length_immediate to 1.
15231 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15232 length_address to 4, set mode attribute to MODE_DI.
15233 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15234 (fxam<mode>2_i387): Set length attribute to 4.
15235 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15236 *prefetch_3dnow_rex): Override length_address attribute.
15237 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15239 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15240 (constm128_operand): Removed.
15241 * config/i386/i386.c (memory_address_length): For
15242 disp && !index && !base in 64-bit mode account for SIB byte if
15243 print_operand_address can't optimize disp32 into disp32(%rip)
15244 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15245 for fs: or gs: segment.
15246 (ix86_attr_length_immediate_default): When checking if shortform
15247 is possible, truncate immediate to the length of the non-shortened
15249 (ix86_attr_length_address_default): Ignore MEM_P operands
15251 (ix86_attr_length_vex_default): Only check for DImode on
15252 GENERAL_REG_P operands.
15253 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15254 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15255 (sse_cvttps2pi): Clear prefix_rep attribute.
15256 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15258 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15259 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15260 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15261 iff operand 2 is const_int_operand.
15262 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15263 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15264 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15266 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15268 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15269 prefix_data16 attribute for movlpd and movhpd instructions.
15270 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15271 length_immediate for shufpd instruction.
15272 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15273 (avx_cmpp<avxmodesuffixf2c><mode>3,
15274 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15275 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15276 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15277 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15278 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15279 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15280 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15281 prefix_data16 attribute for the first alternative to 1.
15282 (*avx_loadlps): Override length_immediate for the first alternative.
15283 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15284 attributes for second alternative.
15285 (*vec_concatv2sf_sse4_1): Override length_immediate and
15286 prefix_data16 attributes for second alternative.
15287 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15288 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15289 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15290 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15291 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15292 prefix_data16 and length_immediate to 1.
15293 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15295 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15296 prefix_extra attribute for variants that don't have 0f prefix alone.
15297 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15298 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15299 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15300 *sse4_1_pextrd): Set length_immediate to 1.
15301 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15302 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15304 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15305 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15306 length_immediate to 1 for second alternative.
15307 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15308 prefix_extra and length_immediate attributes for the first
15310 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15312 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15313 to 1 for the first and third alternative.
15314 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15316 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15318 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15320 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15321 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15322 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15323 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15324 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15325 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15326 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15327 ssse3_psign<mode>3): Override prefix_rex attribute.
15328 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15329 (ssse3_palignrti): Override length_immediate to 1.
15330 (ssse3_palignrdi): Override length_immediate to 1, override
15331 prefix_rex attribute.
15332 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15333 (sse4a_extrqi): Override length_immediate to 2.
15334 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15335 (sse4a_insertq): Override prefix_data16 to 0.
15336 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15337 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15338 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15339 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15340 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15341 and length_immediate to 1.
15342 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15343 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15344 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15345 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15346 and length_immediate to 1.
15347 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15348 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15349 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15350 avx_ptest256): Override prefix_extra to 1.
15351 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15352 Override prefix_data16 and length_immediate to 1.
15353 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15354 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15355 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15356 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15357 prefix_data16 to 0 and prefix_extra to 2.
15358 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15359 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15361 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15362 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15363 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15364 and prefix_extra to 2.
15365 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15366 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15367 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15368 avx_vpermilvar<mode>3,
15369 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15370 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15371 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15372 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15373 Override prefix_extra to 1.
15374 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15375 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15376 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15377 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15378 prefix_extra and length_immediate to 1.
15379 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15381 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15382 to 1 for the first alternative.
15383 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15384 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15386 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15387 *movv2sf_internal_avx, *movv2sf_internal): Override
15388 prefix_rep attribute for certain alternatives.
15389 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15390 attributes for certain alternatives.
15391 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15392 attributes for certain alternatives.
15393 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15394 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15395 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15396 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15397 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15398 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15399 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15400 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15401 length_immediate to 1 if operand 2 is const_int_operand.
15402 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15403 *vec_extractv2si_1): Set length_immediate attribute to 1.
15404 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15405 using old 3DNOW insn rather than SSE/3DNOW_A.
15406 (mmx_emms, mmx_femms): Clear modrm attribute.
15408 2009-05-29 Martin Jambor <mjambor@suse.cz>
15410 * tree-sra.c: New implementation of SRA.
15412 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15413 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15414 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15415 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15416 (SRA_MAX_STRUCTURE_COUNT): Removed.
15417 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15418 * doc/invoke.texi (sra-max-structure-size): Removed.
15419 (sra-field-structure-ratio): Removed.
15421 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15423 PR middle-end/40291
15424 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15427 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15429 PR rtl-optimization/40101
15430 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15431 seqno. Adjust comment.
15432 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15433 inserting bookkeeping before a jump, the jump is not scheduled.
15434 When no positive seqno found, provide a value. Add comment.
15436 2009-05-29 Richard Guenther <rguenther@suse.de>
15438 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15439 short-cutting on the first component.
15441 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15443 PR middle-end/39958
15444 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15445 for trees other than decls/types.
15447 2009-05-29 Richard Guenther <rguenther@suse.de>
15449 * tree-ssa-operands.c (get_expr_operands): Do not handle
15450 INDIRECT_REFs in the handled-component case. Remove
15451 unused get_ref_base_and_extent case.
15452 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15453 tree_low_cst and host_integerp where possible.
15454 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15455 codes for equivalence.
15456 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15458 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15460 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15461 to tmake_file for i[34567]86-*-cygwin*.
15463 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15466 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15467 (altivec_categorize_keyword, init_vector_keywords,
15468 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15471 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15473 * tree.c (handle_dll_attribute): Check if node is
15474 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15476 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15478 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15480 (thumb2_zero_extendqidi2): Likewise.
15482 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15484 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15485 instead of gen_movrt.
15486 * config/sh/sh.md (movrt): Remove.
15488 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15490 * doc/invoke.texi (IA-64 Options):
15491 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15492 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15493 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15494 -msched-prefer-non-control-spec-insns,
15495 -msched-stop-bits-after-every-cycle,
15496 -msched-count-spec-in-critical-path,
15497 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15498 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15499 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15500 and -msched-spec-verbose.
15502 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15504 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15505 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15507 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15509 2009-05-28 Richard Guenther <rguenther@suse.de>
15511 * tree-ssa-alias.c (ao_ref_init): New function.
15512 (ao_ref_base): Likewise.
15513 (ao_ref_base_alias_set): Likewise.
15514 (ao_ref_alias_set): Likewise.
15515 (refs_may_alias_p_1): Change signature.
15516 (refs_may_alias_p): Adjust.
15517 (refs_anti_dependent_p): Likewise.
15518 (refs_output_dependent_p): Likewise.
15519 (call_may_clobber_ref_p_1): Change signature.
15520 (call_may_clobber_ref_p): Adjust.
15521 (stmt_may_clobber_ref_p_1): New function split out from ...
15522 (stmt_may_clobber_ref_p): ... here.
15523 (maybe_skip_until): Adjust signature.
15524 (get_continuation_for_phi): Likewise.
15525 (walk_non_aliased_vuses): Likewise.
15526 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15527 (ao_ref_init): Declare.
15528 (ao_ref_base): Likewise.
15529 (ao_ref_alias_set): Likewise.
15530 (stmt_may_clobber_ref_p_1): Likewise.
15531 (walk_non_aliased_vuses): Adjust.
15532 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15533 (get_ref_from_reference_ops): remove.
15534 (vn_reference_lookup_2): Adjust signature.
15535 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15536 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15537 (vn_reference_lookup): Adjust.
15538 (vn_reference_insert): Likewise.
15539 (vn_reference_insert_pieces): Adjust signature.
15540 (visit_reference_op_call): Adjust.
15541 * tree-ssa-pre.c (get_expr_type): Simplify.
15542 (phi_translate_1): Adjust.
15543 (compute_avail): Likewise.
15544 (translate_vuse_through_block): Do not re-build trees.
15545 (value_dies_in_block_x): Likewise.
15546 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15548 (vn_reference_lookup_pieces): Adjust declaration.
15549 (vn_reference_insert_pieces): Likewise.
15551 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15553 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15554 with checking disabled.
15556 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15560 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15561 macro definition for support of three-operand format aligned
15562 .comm directive in assembler on cygwin/pe/mingw target OS.
15563 * configure: Regenerate.
15564 * config.h: Regenerate.
15566 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15567 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15568 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15570 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15571 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15573 2009-05-28 Ira Rosen <irar@il.ibm.com>
15575 PR tree-optimization/40254
15576 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15577 in analysis of basic blocks.
15579 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15581 PR middle-end/33699
15582 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15583 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15584 (TARGET_INITIALIZER): Use it.
15585 * cse.c (CHEAPER): Move it up to the other macros.
15586 (insert): Rename this ...
15587 (insert_with_costs): ... to this. Add cost parameters. Update
15589 (insert): New function. Call insert_with_costs.
15590 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15591 find_reg_offset_for_const, try_const_anchors): New functions.
15592 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15593 when using a const-anchor. Call insert_const_anchors.
15594 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15595 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15597 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15599 * tree-inline.c (remap_decls): Enable nonlocalized variables
15600 when not optimizing.
15602 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15604 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15605 Simplify other tests involving optimize.
15607 2009-05-27 Tom Tromey <tromey@redhat.com>
15609 * unwind-dw2.c (_Unwind_DebugHook): New function.
15610 (uw_install_context): Call _Unwind_DebugHook.
15612 2009-05-27 Tom Tromey <tromey@redhat.com>
15614 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15616 2009-05-27 Ian Lance Taylor <iant@google.com>
15618 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15619 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15620 (ALL_LINKERFLAGS): Define.
15621 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15622 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15623 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15624 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15625 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15626 $(LINKER_FOR_BUILD).
15627 (build/gcov-iov$(build_exeext)): Likewise.
15629 2009-05-27 Julian Brown <julian@codesourcery.com>
15631 * gcse.c (target.h): Include.
15632 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15633 copy of argument to a pseudo register.
15635 2009-05-27 Diego Novillo <dnovillo@google.com>
15637 * tree-ssa-live.c (dump_scope_block): Document arguments.
15638 (dump_scope_blocks): Document.
15639 (debug_scope_blocks): New.
15640 * tree-flow.h (debug_scope_blocks): Declare.
15642 2009-05-21 Denis Chertykov <denisc@overta.ru>
15644 * doc/contrib.texi (Contributors): Add myself to the list.
15646 2009-05-27 Olivier Hainque <hainque@adacore.com>
15648 * expr.c (target_align): New function. Alignment the TARGET of an
15649 assignment may be assume to have.
15650 (highest_pow2_factor_for_target): Use it instead of relying on
15651 immediate tree attributes of TARGET, not necessarily honored when
15652 intermediate bitfields are involved.
15654 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15657 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15658 AVX, SSE4, AES, PCLMUL and POPCNT.
15660 2009-05-27 Diego Novillo <dnovillo@google.com>
15662 * tree-pretty-print.c (dump_location): New.
15663 (dump_generic_node): Call it.
15664 Factor code to handle BLOCK nodes ...
15665 (dump_block_node): ... here.
15667 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15669 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15671 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15673 * gcc-plugin.h: Include config.h and system.h.
15674 (IN_GCC): Define if not defined.
15676 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15678 PR middle-end/40249
15679 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15682 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15684 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15686 * config/m32r/m32r.h: Ditto.
15687 * config/m32r/m32r.md: Ditto.
15688 * config/m32r/predicates.md: Ditto.
15690 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15692 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15694 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15697 (Loading plugins): typo.
15698 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15699 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15700 (Interacting with the GCC Garbage Collector): Added new section.
15701 (Giving information about a plugin): Added new section for
15703 * ggc.h (ggc_register_root_tab): Added declaration.
15704 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15705 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15706 (register_callback): Improved comment in declaration.
15707 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15708 (extra_root_vec) Added static variable for dynamic roots registration.
15709 (ggc_register_root_tab) Added new routine.
15710 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15711 PLUGIN_GGC_MARKING event.
15712 * ggc-zone.c: Include plugin.h.
15713 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15714 * ggc-page.c: Include plugin.h.
15715 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15716 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15717 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15718 (register_callback): check lack of callbacks for
15719 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15720 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15721 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15722 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15723 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15724 dependency on plugin.h.
15725 (plugin.o): Added dependency on ggc.h...
15727 2009-05-26 Richard Guenther <rguenther@suse.de>
15729 PR middle-end/40248
15731 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15732 with mismatched comparison modes.
15734 * expr.c (expand_expr_real_1): Expand the operand of a
15735 VIEW_CONVERT_EXPR in its natural mode.
15737 2009-05-26 Ian Lance Taylor <iant@google.com>
15739 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15740 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15741 (ALL_COMPILERFLAGS): Define.
15742 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15743 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15744 (collect2$(exeext), collect2.o): Likewise.
15745 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15746 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15747 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15748 (libbackend.o, intl.o, cppdefault.o): Likewise.
15749 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15750 (build/%.o): Use $(COMPILER_FOR_BUILD).
15751 (build/gen%$(build_exeext)): Likewise.
15752 (build/gcov-iov$(build_exeext)): LIkewise.
15753 * config/t-darwin (darwin.o): Use $(COMPILER).
15754 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15755 * config/t-sol2 (sol2-c.o): Likewise.
15756 (sol2.o): Likewise.
15757 * config/t-vxworks (vxworks.o): Likewise.
15758 * config/x-darwin (host-darwin.o): Likewise.
15759 * config/x-hpux (host-hpux.o): Likewise.
15760 * config/x-linux (host-linux.o): Likewise.
15761 * config/x-solaris (host-solaris.o): Likewise.
15762 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15763 * config/arm/t-arm (arm-c.o): Likewise.
15764 * config/arm/t-pe (pe.o): Likewise.
15765 * config/arm/t-wince-pe (pe.o): Likewise.
15766 * config/i386/t-cygming (winnt.o): Likewise.
15767 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15768 * config/i386/t-cygwin (cygwin1.o): Likewise.
15769 (cygwin2.o): Likewise.
15770 * config/i386/t-i386 (i386-c.o): Likewise.
15771 * config/i386/t-interix (winnt.o): Likewise.
15772 * config/i386/t-netware (netware.o): Likewise.
15773 * config/i386/t-nwld (nwld.o): Likewise.
15774 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15775 * config/i386/x-i386 (driver-i386.o): Likewise.
15776 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15777 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15778 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15779 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15780 * config/mips/x-native (driver-native.o): Likewise.
15781 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15782 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15783 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15784 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15785 * config/score/t-score-elf (score7.o): Likewise.
15786 (score3.o): Likewise.
15787 * config/sh/t-sh (sh-c.o): Likewise.
15788 * config/sh/t-symbian (sh-c.o): Likewise.
15789 (symbian.o): Likewise.
15790 * config/spu/t-spu-elf (spu-c.o): Likewise.
15791 * config/v850/t-v850 (v850-c.o): Likewise.
15792 * config/v850/t-v850e (v850-c.o): Likewise.
15794 2009-05-26 Richard Guenther <rguenther@suse.de>
15796 PR tree-optimization/40122
15797 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15798 VECTOR_CSTs if possible.
15799 (fold_gimple_assign): Likewise.
15801 2009-05-26 Richard Guenther <rguenther@suse.de>
15803 PR middle-end/40252
15804 * fold-const.c (fold_binary): Use the correct types for building
15807 2009-05-26 Richard Guenther <rguenther@suse.de>
15809 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15810 redundant calls to merge_alias_info.
15811 (bump_vector_ptr): Likewise.
15812 * tree-ssa-copy.c (merge_alias_info): Remove.
15813 (replace_exp_1): Remove call to merge_alias_info.
15814 (propagate_tree_value): Likewise.
15815 (fini_copy_prop): Propagate points-to info.
15816 * tree-flow.h (merge_alias_info): Remove.
15818 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15820 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15822 2009-05-25 Jan Hubicka <jh@suse.cz>
15824 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15825 * cgraph.h (struct inline_summary): New filed self_wize,
15826 size_inlining_benefit, self_time and time_inlining_benefit.
15827 (struct cgraph_global_info): Replace insns by time ans size fields.
15828 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15829 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15830 (ipcp_update_callgraph): Do not touch function bodies.
15831 * ipa-inline.c: Include except.h
15832 (MAX_TIME): New constant.
15833 (overall_insns): Remove.
15834 (leaf_node_p): New.
15835 (overall_size, max_benefit): New static variables.
15836 (cgraph_estimate_time_after_inlining): New function.
15837 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15838 (cgraph_clone_inlined_nodes): Update size.
15839 (cgraph_mark_inline_edge): Update size.
15840 (cgraph_estimate_growth): Use size info.
15841 (cgraph_check_inline_limits): Check size.
15842 (cgraph_default_inline_p): Likewise.
15843 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15844 (cgraph_decide_recursive_inlining): Check size.
15845 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15847 (cgraph_decide_inlining): Likewise.
15848 (cgraph_decide_inlining_incrementally): Likewise; honor
15849 PARAM_EARLY_INLINING_INSNS.
15850 (likely_eliminated_by_inlining_p): New predicate.
15851 (estimate_function_body_sizes): New function.
15852 (compute_inline_parameters): Use it.
15853 * except.c (must_not_throw_labels): New function.
15854 * except.h (must_not_throw_labels): Declare.
15855 * tree-inline.c (init_inline_once): Kill inlining_weigths
15856 * tree-ssa-structalias.c: Avoid uninitialized warning.
15857 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15858 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15859 (PARAM_INLINE_CALL_COST): Remove.
15860 (PARAM_EARLY_INLINING_INSNS): New.
15862 2009-05-25 Richard Guenther <rguenther@suse.de>
15864 PR tree-optimization/36327
15865 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15866 callback for reference translation or lookup at the point of may-defs.
15867 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15868 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15869 for union COMPONENT_REFs.
15870 (vn_reference_lookup_3): New callback. Lookup from memset
15871 and CONSTRUCTOR assignment, translate through struct copies.
15872 (vn_reference_lookup_pieces): Make sure to not free the
15873 passed operands array. Adjust walk_non_aliased_vuses call.
15874 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15875 make sure we do not leak memory.
15877 2009-05-25 Richard Guenther <rguenther@suse.de>
15879 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15880 * tree-inline.c (expand_call_inline): Reset the escaped and
15881 callused solutions.
15882 * tree-ssa-structalias.c (pass_build_ealias): New.
15883 * tree-pass.h (pass_build_ealias): Declare.
15884 * passes.c (init_optimization_passes): Add PTA during
15885 early optimizations.
15886 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15887 and CALLUSED solutions.
15888 (dump_points_to_solution): New function, split out from ...
15889 (dump_points_to_info_for): ... here.
15890 * tree-parloops.c (parallelize_loops): Reset the escaped and
15891 callused solutions.
15893 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15896 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15897 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15899 2009-05-25 Ira Rosen <irar@il.ibm.com>
15901 PR tree-optimization/40238
15902 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15903 statements after basic block's labels.
15904 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15905 to free the allocated memory.
15907 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15909 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15910 return address with a USE.
15912 2009-05-24 Richard Guenther <rguenther@suse.de>
15914 PR middle-end/40233
15915 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15916 array type from the main variant of the inner type.
15918 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15920 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15921 definition to bool (from int) to un-break build.
15922 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15924 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15926 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15927 discard_stmt_changes): Delete.
15928 * tree-ssa-operands.c (scb_stack): Delete.
15929 (init_ssa_operands): Do not initialize it.
15930 (fini_ssa_operands): Do not free it.
15931 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15933 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15934 update_stmt, remove the others. Fix comments.
15935 * tree-dfa.c (optimize_stack_restore): Likewise.
15936 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15937 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15938 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15939 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15941 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15942 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15943 (dom_opt_finalize_block): Likewise, adjusting access to
15945 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15946 (stmts_to_rescan): Change item type to gimple.
15947 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15949 2009-05-24 Ira Rosen <irar@il.ibm.com>
15951 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15952 * tree-pass.h (pass_slp_vectorize): New pass.
15953 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15954 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15955 * tree-vectorizer.c (timevar.h): Include.
15956 (user_vect_verbosity_level): Declare.
15957 (vect_location): Fix comment.
15958 (vect_set_verbosity_level): Update user_vect_verbosity_level
15959 instead of vect_verbosity_level.
15960 (vect_set_dump_settings): Add an argument. Ignore user defined
15961 verbosity if dump flags require higher level of verbosity. Print to
15962 stderr only for loop vectorization.
15963 (vectorize_loops): Update call to vect_set_dump_settings.
15964 (execute_vect_slp): New function.
15965 (gate_vect_slp): Likewise.
15966 (struct gimple_opt_pass pass_slp_vectorize): New.
15967 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15968 access its members.
15969 (vec_info_for_bb): New function.
15970 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15971 (VECTORIZATION_ENABLED): New macro.
15972 (SLP_ENABLED, SLP_DISABLED): Likewise.
15973 (vect_is_simple_use): Add bb_vec_info argument.
15974 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15975 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15976 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15977 vect_schedule_slp, vect_analyze_slp): Likewise.
15978 (vect_analyze_stmt): Add slp_tree argument.
15979 (find_bb_location): Declare.
15980 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15981 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15982 (vect_analyze_loop_operations, vect_analyze_loop,
15983 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15984 vect_finalize_reduction, vectorizable_reduction,
15985 vectorizable_live_operation, vect_transform_loop): Likewise.
15986 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15987 skip evolution analysis if analyzing a basic block.
15988 (dr_analyze_indices): Likewise.
15989 (initialize_data_dependence_relation): Skip the test whether the
15990 object is invariant for basic blocks.
15991 (compute_all_dependences): Skip dependence analysis for data
15992 references in basic blocks.
15993 (find_data_references_in_stmt): Don't fail in case of invariant
15994 access in basic block.
15995 (find_data_references_in_bb): New function.
15996 (find_data_references_in_loop): Move code to
15997 find_data_references_in_bb and add a call to it.
15998 (compute_data_dependences_for_bb): New function.
15999 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16000 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16002 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16003 unknown dependence in basic block and fail in case of dependence in
16005 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16006 dependence instances from either loop or basic block vectorization
16008 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16009 before calling nested_in_vect_loop_p.
16010 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16011 dependence instances from either loop or basic block vectorization
16013 (vect_verify_datarefs_alignment): Likewise.
16014 (vect_enhance_data_refs_alignment): Adjust function calls.
16015 (vect_analyze_data_refs_alignment): Likewise.
16016 (vect_analyze_group_access): Fix printing. Skip different checks if
16017 DR_STEP is 0. Keep strided stores either in loop or basic block
16018 vectorization data structure. Fix indentation.
16019 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16021 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16022 dependence instances from either loop or basic block vectorization
16024 (vect_analyze_data_refs): Update comment. Call
16025 compute_data_dependences_for_bb to analyze basic blocks.
16026 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16027 case of loop vectorization. In case of basic block vectorization use
16028 data-ref itself as a base.
16029 (vect_create_data_ref_ptr): In case of basic block vectorization:
16030 don't advance the pointer, add new statements before the current
16031 statement. Adjust function calls.
16032 (vect_supportable_dr_alignment): Support only aligned accesses in
16033 basic block vectorization.
16034 * common.opt (ftree-slp-vectorize): New flag.
16035 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16036 (vect_pattern_recog_1): Likewise.
16037 * tree-vect-stmts.c (process_use): Likewise.
16038 (vect_init_vector): Add new statements in the beginning of the basic
16039 block in case of basic block SLP.
16040 (vect_get_vec_def_for_operand): Adjust function calls.
16041 (vect_finish_stmt_generation): Likewise.
16042 (vectorizable_call): Add assert that it is loop vectorization, adjust
16044 (vectorizable_conversion, vectorizable_assignment): Likewise.
16045 (vectorizable_operation): In case of basic block SLP, take
16046 vectorization factor from statement's type and skip the relevance
16047 check. Adjust function calls.
16048 (vectorizable_type_demotion): Add assert that it is loop
16049 vectorization, adjust function calls.
16050 (vectorizable_type_promotion): Likewise.
16051 (vectorizable_store): Check for outer loop only in case of loop
16052 vectorization. Adjust function calls. For basic blocks, skip the
16053 relevance check and don't advance pointers.
16054 (vectorizable_load): Likewise.
16055 (vectorizable_condition): Add assert that it is loop vectorization,
16056 adjust function calls.
16057 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16058 that it is not reduction, get vector type, call only supported
16059 functions, skip loop specific parts.
16060 (vect_transform_stmt): Check for outer loop only in case of loop
16062 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16063 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16064 for external definition.
16065 * passes.c (pass_slp_vectorize): New pass.
16066 * tree-vect-slp.c (find_bb_location): New function.
16067 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16068 check for patterns only in loops.
16069 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16070 case of multiple types in basic block SLP.
16071 (vect_mark_slp_stmts_relevant): New function.
16072 (vect_supported_load_permutation_p): Fix comment.
16073 (vect_analyze_slp_instance): Add argument. In case of basic block
16074 SLP, take vectorization factor from statement's type, check that
16075 unrolling factor is 1. Adjust function call. Save SLP instance in
16076 either loop or basic block vectorization structure. Return FALSE,
16078 (vect_analyze_slp): Add argument. Get strided stores groups from
16079 either loop or basic block vectorization structure. Return FALSE
16080 if basic block SLP failed.
16081 (new_bb_vec_info): New function.
16082 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16083 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16084 (vect_schedule_slp): Add argument. Get SLP instances from either
16085 loop or basic block vectorization structure. Set vectorization factor
16086 to be 1 for basic block SLP.
16087 (vect_slp_transform_bb): New function.
16088 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16090 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16092 * final.c (shorten_branches): Do not align labels for jump tables.
16093 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16095 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16097 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16098 Remove outdated reference to flow.c and fix nits.
16099 * doc/gccint.texi: Tweak RTL description.
16100 * doc/rtl.texi: Likewise.
16102 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16104 * config/avr/avr.c: Change my email address.
16105 * config/avr/avr.h: Likewise.
16106 * config/avr/avr.md: Likewise.
16107 * config/avr/avr-protos.h: Likewise.
16108 * config/avr/libgcc.S: Likewise.
16110 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16112 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16113 (spu_split_load, spu_split_store): Change return type to int.
16114 (spu_split_convert): Declare.
16115 * config/spu/predicates.md (spu_mem_operand): Remove.
16116 (spu_mov_operand): Update.
16117 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16118 * config/spu/spu.c (regno_aligned_for_load): Remove.
16119 (reg_aligned_for_addr, spu_expand_load): Define.
16120 (spu_expand_extv): Reimplement and handle MEM.
16121 (spu_expand_insv): Handle MEM.
16122 (spu_sched_reorder): Handle insn's with length 0.
16123 (spu_legitimate_address_p): Reimplement.
16124 (store_with_one_insn_p): Return TRUE for any mode with size
16125 larger than 16 bytes.
16126 (address_needs_split): Define.
16127 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16129 (spu_convert_move): Define.
16130 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16131 (spu_split_store): Change all MEM's to TImode.
16132 (spu_init_expanders): Preallocate registers that correspond to
16133 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16135 (spu_split_convert): Define.
16136 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16137 (_move<mode>, _movdi, _movti): Update predicate and condition.
16138 (load, store): Change to define_split.
16139 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16141 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16142 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16143 define_insn_and_split of lshr<mode>3.
16144 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16145 (<v>ashr<mode>3_imm): Define.
16146 (extv, extzv, insv): Allow MEM operands.
16147 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16148 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16149 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16150 (_spu_convert2): Change to define_insn_and_split and remove the
16151 corresponding define_peephole2.
16152 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16153 Change predicates to memory_operand.
16155 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16157 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16159 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16161 PR tree-optimization/40219
16162 * tree.c (iterative_hash_expr): Make sure the builtin function is
16163 a normal builtin function and not a front end or back end builtin
16164 before indexing into the built_in_decls array.
16166 2009-05-22 Richard Guenther <rguenther@suse.de>
16168 PR middle-end/38964
16169 * alias.c (write_dependence_p): Do not use TBAA for answering
16170 anti-dependence or output-dependence.
16171 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16172 (emit_pointer_definition): Remove.
16173 (emit_alias_warning): Likewise.
16174 (find_what_var_points_to): Remove TBAA pruning code.
16175 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16177 (compute_points_to_sets): Remove code computing the set of
16178 dereferenced pointers.
16179 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16180 oracle for querying anti and output dependencies.
16181 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16182 if TBAA may be applied.
16183 (refs_anti_dependent_p): New function.
16184 (refs_output_dependent_p): Likewise.
16185 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16186 (refs_output_dependent_p): Likewise.
16187 * doc/tree-ssa.texi (Memory model): New section.
16188 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16189 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16190 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16191 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16192 * expr.c (expand_expr_real_1): Likewise.
16193 * gimple-low.c (lower_stmt): Likewise.
16194 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16195 (dump_gimple_cdt): Remove.
16196 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16197 (gimple_size): Likewise.
16198 (walk_gimple_op): Likewise.
16199 (is_gimple_stmt): Likewise.
16200 (walk_stmt_load_store_addr_ops): Likewise.
16201 (gimple_build_cdt): Remove.
16202 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16203 * gimple.h (gimple_cdt_new_type): Remove.
16204 (gimple_cdt_new_type_ptr): Likewise.
16205 (gimple_cdt_set_new_type): Likewise.
16206 (gimple_cdt_location): Likewise.
16207 (gimple_cdt_location_ptr): Likewise.
16208 (gimple_cdt_set_location): Likewise.
16209 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16210 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16211 GIMPLE_CHANGE_DYNAMIC_TYPE.
16212 (verify_types_in_gimple_stmt): Likewise.
16213 * tree-inline.c (estimate_num_insns): Likewise.
16214 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16215 (copy_decl_to_var): Likewise.
16216 (copy_result_decl_to_var): Likewise.
16217 * tree-pretty-print.c (dump_generic_node): Do not handle
16218 CHANGE_DYNAMIC_TYPE_EXPR.
16219 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16220 * tree-ssa-operands.c (get_expr_operands): Likewise.
16221 * tree-ssa-structalias.c (struct variable_info): Remove
16222 no_tbaa_pruning member.
16223 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16224 (unify_nodes): Do not copy it.
16225 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16226 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16227 (set_uids_in_ptset): Do not check it.
16228 (find_what_var_points_to): Likewise.
16229 (compute_tbaa_pruning): Remove.
16230 (compute_points_to_sets): Do not call it.
16231 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16232 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16233 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16234 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16235 (DECL_NO_TBAA_P): Likewise.
16236 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16237 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16238 (expand_omp_atomic_pipeline): Do not set it.
16239 * print-tree.c (print_node): Do not dump it.
16240 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16243 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16246 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16249 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16251 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16254 2009-05-22 Ben Elliston <bje@au.ibm.com>
16256 * Makefile.in (bversion.h, s-bversion): New targets.
16257 (TOPLEV_H): Add bversion.h.
16258 * toplev.h: Include "bversion.h".
16259 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16260 the __format__ attribute only if compiling with the same version
16261 of GCC as the sources (the "build version").
16263 2009-05-22 Ben Elliston <bje@au.ibm.com>
16265 * c-format.c (handle_format_attribute): Fix comment typo.
16267 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16270 * config/ia64/ia64.opt (mfused-madd): New.
16271 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16272 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16273 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16274 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16275 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16276 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16277 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16278 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16279 instruction if !TARGET_FUSED_MADD.
16280 (fpma, fpms): Remove colon from name.
16282 2009-05-22 Richard Guenther <rguenther@suse.de>
16284 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16285 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16286 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16288 (create_expression_by_pieces): Only convert if necessary.
16289 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16290 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16292 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16294 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16295 regular pattern from a template and rename it ...
16296 (*extzv_truncsi_exts): ... to this.
16298 2009-05-21 Richard Guenther <rguenther@suse.de>
16300 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16301 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16302 (cgraph_default_inline_p): Likewise.
16303 (cgraph_decide_inlining_incrementally): Likewise.
16305 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16306 Uros Bizjak <ubizjak@gmail.com>
16308 * config/i386/cpuid.h (bit_MOVBE): New.
16310 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16312 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16313 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16314 (ix86_handle_option): Handle OPT_mmovbe.
16315 (ix86_target_string): Add -mmovbe.
16316 (pta_flags): Add PTA_MOVBE.
16317 (processor_alias_table): Add PTA_MOVBE to "atom".
16318 (override_options): Handle PTA_MOVBE.
16320 * config/i386/i386.h (TARGET_MOVBE): New.
16322 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16323 (*bswapsi_movbe): New.
16324 (*bswapdi_movbe): Likewise.
16325 (bswapdi2): Renamed to ...
16326 (*bswapdi_1): This.
16327 (bswapdi2): New expander.
16329 * config/i386/i386.opt (mmovbe): New.
16331 * doc/invoke.texi: Document -mmovbe.
16333 2009-05-21 Taras Glek <tglek@mozilla.com>
16335 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16336 * gcc-plugin.h (plugin_init): Updated signature.
16337 * gcc-plugin.h (plugin_name_args): Moved to this header.
16338 * doc/plugins.texi (plugin_init): Updated documention to reflect
16340 * doc/plugins.texi (plugin_name_args): Added to documention.
16342 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16344 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16345 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16347 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16349 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16350 JUMP_TABLE_DATA_P predicates where applicable.
16351 * config/i386/predicates.md: Ditto.
16352 * config/i386/sse.md: Ditto.
16354 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16356 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16357 operand2 -128 override length_immediate attribute to 1.
16358 * config/i386/predicates.md (constm128_operand): New predicate.
16360 * config/i386/i386.c (memory_address_length): Handle %r12
16361 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16363 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16364 mode look through optional ZERO_EXTEND and SUBREG.
16365 * config/i386/i386.md (R12_REG): New define_constant.
16366 (prefix_data16): For sse unit set also for MODE_TI insns.
16367 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16368 insns set if operand 1 is ext_QIreg_operand.
16369 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16370 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16372 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16373 mode from MODE_DI to MODE_SI.
16374 (movdi_1_rex64): Override modrm and length_immediate attributes
16375 only for movabs (TYPE_IMOV, alternative 2).
16376 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16377 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16378 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16379 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16380 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16381 prefix_rex attribute if DImode.
16382 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16383 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16384 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16385 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16386 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16387 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16388 Likewise. For TYPE_IMOV clear length_immediate attribute.
16389 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16390 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16391 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16392 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16393 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16394 or one operand TYPE_ISHIFT.
16395 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16396 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16397 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16398 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16399 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16400 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16401 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16402 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16403 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16404 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16405 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16406 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16407 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16408 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16409 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16410 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16411 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16412 set mode attribute, don't override length attribute.
16413 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16415 (return_internal_long): Set length attribute to 2 instead of 1.
16416 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16417 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16418 prefix_rex attribute.
16419 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16421 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16423 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16425 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16427 2009-05-20 Ian Lance Taylor <iant@google.com>
16429 * tree.c (build_tree_list_vec_stat): New function.
16430 (ctor_to_vec): New function.
16431 (build_nt_call_vec): New function.
16432 (build_call_array): Change args to be a const pointer.
16433 (build_call_vec): New function.
16434 * tree.h (build_nt_call_vec): Declare.
16435 (build_tree_list_vec_stat): Declare.
16436 (build_tree_list_vec): Define.
16437 (build_call_array): Update declaration.
16438 (build_call_vec): Declare.
16439 (ctor_to_vec): Declare.
16440 * c-common.c (tree_vector_cache): New static variable.
16441 (make_tree_vector): New function.
16442 (release_tree_vector): New function.
16443 (make_tree_vector_single): New function.
16444 (make_tree_vector_copy): New function.
16445 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16446 (make_tree_vector_single, make_tree_vector_copy): Declare.
16447 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16448 (c_parser_expr_list): Don't manage cache here, instead call
16450 (c_parser_release_expr_list): Remove static function.
16451 (c_parser_vec_to_tree_list): Remove static function.
16452 (c_parser_attributes): Call build_tree_list_vec instead of
16453 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16454 c_parser_release_expr_list.
16455 (c_parser_postfix_expression_after_primary): Likewise.
16456 (c_parser_objc_keywordexpr): Likewise.
16458 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16460 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16461 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16462 TARGET_CONVERT_TO_TYPE.
16463 * hooks.c (hook_tree_const_tree_null): Define.
16464 * hooks.h (hook_tree_const_tree_null): Declare.
16465 * target.h (struct gcc_target): Add invalid_parameter_type,
16466 invalid_return_type, promoted_type, and convert_to_type fields.
16467 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16468 (TARGET_INVALID_RETURN_TYPE): Define.
16469 (TARGET_PROMOTED_TYPE): Define.
16470 (TARGET_CONVERT_TO_TYPE): Define.
16471 (TARGET_INITIALIZER): Update for new fields.
16472 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16473 (grokparms): Check targetm.invalid_parameter_type.
16474 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16475 * c-convert.c (convert): Check targetm.convert_to_type.
16477 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16479 * config/mips/mips.md (*extenddi_truncate<mode>,
16480 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16482 (*extendhi_truncateqi): New define_insn_and_sptit.
16484 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16486 PR middle-end/40204
16487 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16488 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16490 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16492 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16493 the operand of VIEW_CONVERT_EXPR.
16495 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16497 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16498 extended family and model for Intel processors. Support Intel Atom.
16500 2009-05-20 Olivier Hainque <hainque@adacore.com>
16502 * gstab.h (stab_code_type): Define, to be used instead of the
16503 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16505 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16506 occurrences by stab_code_type.
16507 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16509 2009-05-20 Martin Jambor <mjambor@suse.cz>
16511 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16512 (sra_insert_before): Likewise.
16513 (sra_insert_after): Likewise.
16514 (sra_init_cache): Likewise.
16515 (sra_type_can_be_decomposed_p): Likewise.
16516 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16517 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16518 (sra_insert_before): Likewise.
16519 (sra_insert_after): Likewise.
16520 (sra_init_cache): Likewise.
16521 (insert_edge_copies_seq): Made static and moved upwards.
16523 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16526 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16528 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16529 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16532 2009-05-20 Richard Guenther <rguenther@suse.de>
16534 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16535 with mismatched comparison modes.
16537 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16539 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16540 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16541 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16542 with shifts for Thumb2.
16543 (orsi_notsi): New for orn.
16544 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16545 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16546 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16547 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16548 Don't invert remainder for IOR.
16550 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16552 PR tree-optimization/40087
16553 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16554 number_of_iterations_ne): Rename never_infinite argument.
16555 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16556 number_of_iterations_le): Handle pointer-type ivs when
16557 exit_must_be_taken is false.
16558 (number_of_iterations_cond): Do not always assume that
16559 exit_must_be_taken if the control variable is a pointer.
16561 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16563 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16564 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16566 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16568 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16569 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16571 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16574 * c.opt (Wlogical-op): Disabled by default.
16575 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16577 * doc/invoke.texi (Wlogical-op): Likewise.
16579 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16581 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16583 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16584 Propagate the type of the first operand.
16585 <ASSERT_EXPR>: Simplify.
16586 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16587 Rewrite using the RHS code as discriminant.
16588 <NOP_EXPR>: Turn into CASE_CONVERT.
16589 <PLUS_EXPR>: Propagate the type of the first operand.
16591 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16593 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16594 (ia64_dconst_0_375): New.
16595 * config/ia64/ia64.c (ia64_override_options): Remove
16596 -minline-sqrt-min-latency warning.
16597 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16598 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16599 * config/ia64/ia64.md (*sqrt_approx): Remove.
16600 (sqrtsf2): Remove #if 0.
16601 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16602 (sqrtdf): Remove assert.
16603 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16604 (sqrtxf2): Remove #if 0.
16605 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16606 * div.md (sqrt_approx_rf): New.
16607 (sqrtsf2_internal_thr): New implementation.
16608 (sqrtsf2_internal_lat): New.
16609 (sqrtdf2_internal_thr: New implementation.
16610 (sqrtxf2_internal): New implementation.
16612 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16613 Hans-Peter Nilsson <hp@axis.com>
16615 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16616 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16617 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16618 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16619 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16620 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16621 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16622 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16623 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16624 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16625 * c-common.c: ...from here.
16627 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16629 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16631 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16633 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16635 2009-05-19 Ben Elliston <bje@au.ibm.com>
16637 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16638 assignments with memcpy calls.
16639 (add_fdes): Likewise.
16640 (binary_search_unencoded_fdes): Likewise.
16641 (linear_search_fdes): Eliminate type puns.
16643 2009-05-19 Richard Guenther <rguenther@suse.de>
16645 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16646 not falsely claim to have propagated into all uses.
16648 2009-05-19 Ben Elliston <bje@au.ibm.com>
16650 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16653 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16655 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16656 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16657 (TARGET_LEGITIMATE_ADDRESS_P): New.
16658 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16659 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16661 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16664 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16665 child of the containing namespace's DIE.
16667 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16669 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16670 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16671 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16674 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16677 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16678 gen_align with gen_pad.
16679 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16680 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16682 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16683 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16685 * config/i386/i386.md (align): Renamed to ...
16686 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16687 ASM_OUTPUT_MAX_SKIP_PAD.
16689 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16691 * config.gcc: Fix variable syntax.
16694 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16695 before calling exact_log2.
16696 (output_iorsi3): Likewise.
16697 (output_xorsi3): Likewise.
16699 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16701 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16702 for the none zero constant operand except for EQ and NE
16703 comprisons even when the first operand is R0.
16705 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16707 * config/s390/2064.md: Remove trailing whitespaces.
16708 * config/s390/2084.md: Likewise.
16709 * config/s390/constraints.md: Likewise.
16710 * config/s390/fixdfdi.h: Likewise.
16711 * config/s390/libgcc-glibc.ver: Likewise.
16712 * config/s390/s390-modes.def: Likewise.
16713 * config/s390/s390-protos.h: Likewise.
16714 * config/s390/s390.c: Likewise.
16715 * config/s390/s390.h: Likewise.
16716 * config/s390/s390.md: Likewise.
16717 * config/s390/tpf-unwind.h: Likewise.
16719 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16721 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16723 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16726 * configure.ac (m68k-*-*): Check if binutils support TLS.
16727 * configure: Regenerate.
16728 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16729 * config/m68k/constraints.md (Cu): New constraint.
16730 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16731 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16732 (movsi): Handle TLS symbols.
16733 (addsi3_5200): Handle XTLS symbols, indent.
16734 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16735 (m68k_tls_reference_p): Declare.
16736 (m68k_legitimize_address): Declare.
16737 (m68k_unwrap_symbol): Declare.
16738 * config/m68k/m68k.opt (mxtls): New option.
16739 * config/m68k/m68k.c (ggc.h): Include.
16740 (m68k_output_dwarf_dtprel): Implement hook.
16741 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16742 (m68k_expand_prologue): Load GOT pointer when function needs it.
16743 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16744 (m68k_legitimate_constant_address_p): Same.
16745 (m68k_decompose_address): Handle TLS references.
16746 (m68k_get_gp): New static function.
16747 (enum m68k_reloc): New contants.
16748 (TLS_RELOC_P): New macro.
16749 (m68k_wrap_symbol): New static function.
16750 (m68k_unwrap_symbol): New function.
16751 (m68k_final_prescan_insn_1): New static function.
16752 (m68k_final_prescan_insn): New function.
16753 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16755 (legitimize_pic_address): Handle TLS references..
16756 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16757 (m68k_libcall_value_in_a0_p)
16758 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16759 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16760 (m68k_legitimize_tls_address): Handle TLS references.
16761 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16763 (m68k_legitimize_address): Handle TLS symbols.
16764 (m68k_get_reloc_decoration): New static function.
16765 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16767 (m68k_output_dwarf_dtprel): Implement hook.
16768 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16769 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16770 m68k_call_* routines.
16771 (sched_attr_op_type): Handle TLS symbols.
16772 (gt-m68k.h): Include.
16773 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16774 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16776 2009-05-18 Martin Jambor <mjambor@suse.cz>
16778 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16779 (visit_store_addr_for_mod_analysis): New function.
16780 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16781 (determine_cst_member_ptr): Use gimple_assign_single_p.
16782 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16783 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16784 operands. Don't check number of operands of a NOP_EXPR.
16786 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16788 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16790 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16793 * c-common.c (warn_logical_operator): Don't warn if one of
16794 expression isn't always true or false.
16796 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16798 * config/i386/biarch32.h: New file.
16799 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16801 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16803 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16804 *zero_extend<mode>_truncqi): Merge these into ...
16805 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16806 Name the pattern following this as *zero_extendhi_truncqi.
16808 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16810 PR middle-end/39301
16811 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16812 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16813 (output_info): Make field HOST_WIDEST_INT.
16814 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16815 (dump_bitmat_statistics): Same.
16817 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16819 * config.gcc (use_gcc_stdint): Set to wrap.
16820 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16821 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16822 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16823 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16824 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16825 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16826 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16827 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16829 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16831 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16833 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16834 Move definitions earlier.
16835 (OPT_ARCH64, OPT_ARCH32): Define.
16836 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16839 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16842 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16845 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16847 * arm.md (movdi2): Copy non-reg values to DImode registers.
16849 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16852 * final.c (label_to_max_skip): New function.
16853 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16854 CODE_LABEL_NUMBER <= max_labelno.
16855 * output.h (label_to_max_skip): New prototype.
16856 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16857 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16858 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16859 Handle CODE_LABELs with >= 16 byte alignment or with
16860 max_skip == (1 << align) - 1.
16861 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16862 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16865 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16866 .p2align 3 if MAX_SKIP is smaller than 7.
16867 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16869 2009-05-15 Ian Lance Taylor <iant@google.com>
16871 * alias.c (struct alias_set_entry_d): Rename from struct
16872 alias_set_entry. Change all uses.
16873 * except.c (struct call_site_record_d): Rename from struct
16874 call_site_record. Change all uses.
16875 * except.h (struct eh_region_d): Rename from struct eh_region.
16877 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16879 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16880 ivtype_map_elt. Change all uses.
16881 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16883 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16884 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16886 (struct sese_d): Rename from struct sese. Change all uses.
16887 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16888 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16889 * optabs.h (struct optab_d): Rename from struct optab. Change all
16891 (struct convert_optab_d): Rename from struct convert_optab.
16893 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16894 ipa_opt_pass. Change all uses.
16895 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16898 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16899 defined as a typedef.
16900 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16903 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16906 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16908 (merge_ranges): Returns bool.
16909 * tree.h (make_range): .. to here.
16910 (build_range_check): Likewise.
16911 (merge_ranges): Likewise. Renamed from merge_ranges.
16912 * c-typeck.c (parser_build_binary_op): Update calls to
16913 warn_logical_operator.
16914 * c-common.c (warn_logical_operator): Add new warning.
16915 * c-common.h (warn_logical_operator): Update declaration.
16917 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16919 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16921 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16923 * doc/install.texi: Document MPC requirements, flags etc.
16925 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16926 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16927 Evaluate constant arguments.
16928 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16929 (fold_builtin_1): Likewise, also evaluate constant arguments.
16930 Remove superfluous break.
16931 (do_mpc_ckconv): New.
16932 * real.h: Include mpc.h.
16933 * toplev.c (print_version): Output MPC version info if available.
16935 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16937 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16939 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16941 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16944 2009-05-15 Jan Hubicka <jh@suse.cz>
16946 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16947 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16948 (try_inline): Fix return value.
16949 (cgraph_decide_inlining_incrementally): Honor new value.
16950 (cgraph_early_inlining): Handle indirect inlining.
16951 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16953 2009-05-15 Jan Hubicka <jh@suse.cz>
16955 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16956 * cgraphunit.c (cgraph_finalize_function): Set it.
16957 (cgraph_expand_function): Use it.
16959 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16961 * real.c (encode_ieee_half): Define.
16962 (decode_ieee_half): Define.
16963 (ieee_half_format): Define.
16964 (arm_half_format): Define.
16965 * real.h (ieee_half_format): Declare.
16966 (arm_half_format): Declare.
16968 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16970 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16971 swapped, and reversed optabs exist before trying to use them.
16973 2009-05-15 Paul Brook <paul@codesourcery.com>
16974 Sandra Loosemore <sandra@codesourcery.com>
16976 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16977 loads. Allow PRE_DEC.
16978 (output_move_neon): Handle PRE_DEC.
16979 (arm_print_operand): Add 'A' for neon structure loads.
16980 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16981 * config/arm/neon.md (neon_mov): Update comment.
16982 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16984 (Um): New constraint.
16986 2009-05-15 Jan Hubicka <jh@suse.cz>
16988 Revert the following patch until testsuite fallout is fixed:
16989 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16990 * cgraph.h (struct inline_summary): New filed self_wize,
16991 size_inlining_benefit, self_time and time_inlining_benefit.
16992 (struct cgraph_global_info): Replace insns by time ans size fields.
16993 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16994 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16995 (ipcp_update_callgraph): Do not touch function bodies.
16996 * ipa-inline.c: Include except.h
16997 (MAX_TIME): New constant.
16998 (overall_insns): Remove
16999 (overall_size, max_benefit): New static variables.
17000 (cgraph_estimate_time_after_inlining): New function.
17001 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17002 (cgraph_clone_inlined_nodes): Update size.
17003 (cgraph_mark_inline_edge): Update size.
17004 (cgraph_estimate_growth): Use size info.
17005 (cgraph_check_inline_limits): Check size.
17006 (cgraph_default_inline_p): Likewise.
17007 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17008 (cgraph_decide_recursive_inlining): Check size.
17009 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17011 (cgraph_decide_inlining): Likewise.
17012 (cgraph_decide_inlining_incrementally): Likewise; honor
17013 PARAM_EARLY_INLINING_INSNS.
17014 (likely_eliminated_by_inlining_p): New predicate.
17015 (estimate_function_body_sizes): New function.
17016 (compute_inline_parameters): Use it.
17017 * except.c (must_not_throw_labels): New function.
17018 * except.h (must_not_throw_labels): Declare.
17019 * tree-inline.c (init_inline_once): Kill inlining_weigths
17020 * tree-ssa-structalias.c: Avoid uninitialized warning.
17021 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17022 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17023 (PARAM_INLINE_CALL_COST): Remove.
17024 (PARAM_EARLY_INLINING_INSNS): New.
17026 2009-05-15 Richard Guenther <rguenther@suse.de>
17028 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17029 not TODO_update_ssa.
17031 2009-05-15 Richard Guenther <rguenther@suse.de>
17033 PR tree-optimization/39999
17034 * gimple.h (gimple_expr_type): Use the expression type looking
17035 through useless conversions.
17036 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17037 (vn_nary_op_insert_stmt): Likewise.
17038 (simplify_binary_expression): Likewise.
17040 2009-05-15 Richard Guenther <rguenther@suse.de>
17042 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17043 New options, enabled by default.
17044 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17046 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17047 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17048 * tree-ssa-structalias.c (gate_tree_pta): New function.
17049 (pass_build_alias): Use it.
17051 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17053 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17054 recurse on an invariant address if a conversion from a pointer
17055 type to a wider integer type is involved.
17057 2009-05-15 Jan Hubicka <jh@suse.cz>
17059 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17060 * cgraph.h (struct inline_summary): New filed self_wize,
17061 size_inlining_benefit, self_time and time_inlining_benefit.
17062 (struct cgraph_global_info): Replace insns by time ans size fields.
17063 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17064 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17065 (ipcp_update_callgraph): Do not touch function bodies.
17066 * ipa-inline.c: Include except.h
17067 (MAX_TIME): New constant.
17068 (overall_insns): Remove
17069 (overall_size, max_benefit): New static variables.
17070 (cgraph_estimate_time_after_inlining): New function.
17071 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17072 (cgraph_clone_inlined_nodes): Update size.
17073 (cgraph_mark_inline_edge): Update size.
17074 (cgraph_estimate_growth): Use size info.
17075 (cgraph_check_inline_limits): Check size.
17076 (cgraph_default_inline_p): Likewise.
17077 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17078 (cgraph_decide_recursive_inlining): Check size.
17079 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17081 (cgraph_decide_inlining): Likewise.
17082 (cgraph_decide_inlining_incrementally): Likewise; honor
17083 PARAM_EARLY_INLINING_INSNS.
17084 (likely_eliminated_by_inlining_p): New predicate.
17085 (estimate_function_body_sizes): New function.
17086 (compute_inline_parameters): Use it.
17087 * except.c (must_not_throw_labels): New function.
17088 * except.h (must_not_throw_labels): Declare.
17089 * tree-inline.c (init_inline_once): Kill inlining_weigths
17090 * tree-ssa-structalias.c: Avoid uninitialized warning.
17091 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17092 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17093 (PARAM_INLINE_CALL_COST): Remove.
17094 (PARAM_EARLY_INLINING_INSNS): New.
17095 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17096 (inline-call-cost): Remove.
17097 (early-inlining-insns): New.
17099 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17101 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17103 (print_int_cst_bounds_in_octal_p): Likewise.
17104 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17106 * dwarf2out.c (base_type_die): Likewise.
17107 (is_subrange_type): Delete.
17108 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17109 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17110 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17111 if the destination type is boolean.
17112 (build_range_check): Do not special-case subtypes.
17113 (fold_sign_changed_comparison): Likewise.
17114 (fold_unary): Likewise.
17115 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17116 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17117 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17118 * tree.c (subrange_type_for_debug_p): New predicate based on the
17119 former is_subrange_type.
17120 * tree.h (subrange_type_for_debug_p): Declare.
17121 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17122 (convert_affine_scev): Remove call to above function.
17123 (chrec_convert_aggressive): Likewise.
17124 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17125 false for conversions involving subtypes.
17126 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17127 (vrp_val_min): Likewise.
17128 (needs_overflow_infinity): Likewise.
17129 (extract_range_from_unary_expr): Likewise.
17131 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17133 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17134 * config/frv/frv.c: Likewise.
17135 * config/s390/s390.c: Likewise.
17136 * config/sparc/sparc.h: Likewise.
17137 * config/i386/i386.h: Likewise.
17138 * config/i386/i386.c: Likewise.
17139 * config/crx/crx.c: Likewise.
17140 * config/m68hc11/m68hc11.h: Likewise.
17141 * config/iq2000/iq2000.c: Likewise.
17142 * config/mn10300/mn10300.h: Likewise.
17143 * config/mn10300/mn10300.c: Likewise.
17144 * config/m68k/m68k.c: Likewise.
17145 * config/rs6000/rs6000.c: Likewise.
17146 * config/rs6000/xcoff.h: Likewise.
17147 * config/rs6000/linux64.h: Likewise.
17148 * config/rs6000/sysv4.h: Likewise.
17149 * config/score/score3.c: Likewise.
17150 * config/score/score7.c: Likewise.
17151 * config/score/score.c: Likewise.
17152 * config/arm/arm.md: Likewise.
17153 * config/mips/mips.c: Likewise.
17154 * config/mips/mips.md: Likewise.
17155 * config/bfin/bfin.h: Likewise.
17156 * config/pa/pa.c: Likewise.
17157 * config/pa/constraints.md: Likewise.
17159 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17160 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17161 * config/pdp11/pdp11.h: Use memory_address_p instead.
17163 2009-05-14 Ian Lance Taylor <iant@google.com>
17165 * passes.c (finish_optimization_passes): Change i to int.
17166 * plugin.c (plugins_active_p): Change event to int.
17167 (dump_active_plugins): Likewise.
17168 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17170 * tree.c (tree_range_check_failed): Change c to unsigned int.
17171 (omp_clause_range_check_failed): Likewise.
17172 (build_common_builtin_nodes): Change mode to int. Add cast.
17173 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17174 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17176 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17177 ++ or -- with a variable of enum type.
17179 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17182 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17184 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17186 * store-motion.c: Do not include params.h
17187 * Makefile.in: Fix dependencies for various files.
17189 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17191 * auto-inc-dec.c: Fix pass description, remove apparent
17192 accidental duplication.
17194 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17196 PR middle-end/40147
17197 * ipa-utils.h (memory_identifier_string): Moved to ...
17198 * tree.h (memory_identifier_string): Here. Add GTY(()).
17200 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17202 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17203 in the former documentation of...
17204 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17205 * ira-conflicts.c (get_dup_num): Use address_operand.
17206 * targhooks.c (default_legitimate_address_p): New.
17207 * targhooks.h (default_legitimate_address_p): New.
17208 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17210 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17211 * target.h (struct target): Add legitimate_address_p.
17212 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17213 (TARGET_INITIALIZER): Include it.
17215 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17216 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17217 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17218 (TARGET_LEGITIMATE_ADDRESS_P): New.
17220 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17221 (REG_OK_STRICT_P): Delete.
17222 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17223 (frv_legitimate_address_p_1): ... this.
17224 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17225 (frv_legitimate_address_p_1): ... the renamed old
17226 frv_legitimate_address_p.
17227 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17228 (TARGET_LEGITIMATE_ADDRESS_P): New.
17230 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17231 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17232 * config/s390/s390.c (legitimate_address_p): Rename to...
17233 (s390_legitimate_address_p): ... this, make static.
17234 (legitimize_address): Adjust call.
17235 (TARGET_LEGITIMATE_ADDRESS_P): New.
17236 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17238 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17239 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17240 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17241 (TARGET_LEGITIMATE_ADDRESS_P): New.
17243 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17244 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17245 * config/spu/spu.c (spu_legitimate_address): Rename to...
17246 (spu_legitimate_address_p): ... this, make static.
17247 (TARGET_LEGITIMATE_ADDRESS_P): New.
17249 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17250 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17251 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17252 (sparc_legitimate_address_p): ... this, make static and return bool.
17253 (legitimize_address): Adjust call.
17254 (TARGET_LEGITIMATE_ADDRESS_P): New.
17256 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17257 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17258 * config/i386/i386.c (legitimate_address_p): Rename to...
17259 (ix86_legitimate_address_p): ... this, make static.
17260 (constant_address_p): Move after it, adjust call.
17261 (TARGET_LEGITIMATE_ADDRESS_P): New.
17263 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17264 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17265 * config/avr/avr.c (legitimate_address_p): Rename to...
17266 (avr_legitimate_address_p): ... this, make static.
17267 (legitimize_address): Adjust call.
17268 (TARGET_LEGITIMATE_ADDRESS_P): New.
17270 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17271 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17272 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17273 (TARGET_LEGITIMATE_ADDRESS_P): New.
17275 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17276 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17277 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17278 (TARGET_LEGITIMATE_ADDRESS_P): New.
17280 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17281 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17283 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17285 (TARGET_LEGITIMATE_ADDRESS_P): New.
17287 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17288 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17290 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17292 (m68hc11_legitimate_address_p): ... this, make static.
17293 (go_if_legitimate_address_internal): Rename to...
17294 (m68hc11_legitimate_address_p_1): ... this.
17295 (legitimize_address): Adjust call.
17296 (TARGET_LEGITIMATE_ADDRESS_P): New.
17298 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17299 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17300 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17301 (TARGET_LEGITIMATE_ADDRESS_P): New.
17303 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17304 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17305 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17306 (mn10300_legitimate_address_p): ... this, make static.
17307 (TARGET_LEGITIMATE_ADDRESS_P): New.
17309 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17310 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17311 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17312 (TARGET_LEGITIMATE_ADDRESS_P): New.
17314 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17315 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17316 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17317 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17318 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17319 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17320 (rs6000_legitimate_address_p): ... this, make static.
17321 (TARGET_LEGITIMATE_ADDRESS_P): New.
17322 (REG_MODE_OK_FOR_BASE_P): Delete.
17323 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17325 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17326 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17328 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17329 static, adjust types.
17330 (TARGET_LEGITIMATE_ADDRESS_P): New.
17332 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17333 * config/score/score.c (score_address_p): Rename to...
17334 (score_legitimate_address_p): ... this.
17335 (TARGET_LEGITIMATE_ADDRESS_P): New.
17336 * config/score/score3.c (score3_address_p): Rename to...
17337 (score3_legitimate_address_p): ... this.
17338 * config/score/score7.c (score7_address_p): Rename to...
17339 (score7_legitimate_address_p): ... this.
17341 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17342 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17343 GO_IF_LEGITIMATE_ADDRESS): Delete.
17344 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17345 thumb2_legitimate_address_p): Delete.
17346 (arm_legitimate_address_p): Rename to...
17347 (arm_legitimate_address_outer_p): ... this.
17348 * config/arm/constraints.md ("Uq"): Adjust call.
17349 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17350 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17352 (arm_legitimate_address_outer_p): ... this.
17353 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17355 (TARGET_LEGITIMATE_ADDRESS_P): New.
17357 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17358 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17359 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17360 (TARGET_LEGITIMATE_ADDRESS_P): New.
17362 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17363 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17364 * config/vax/vax.c (legitimate_address_p): Rename to...
17365 (vax_legitimate_address_p): ... this, make static.
17366 (TARGET_LEGITIMATE_ADDRESS_P): New.
17368 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17369 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17370 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17371 (TARGET_LEGITIMATE_ADDRESS_P): New.
17373 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17374 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17375 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17376 (mmix_legitimate_address_p): ... this, make static.
17377 (TARGET_LEGITIMATE_ADDRESS_P): New.
17379 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17380 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17381 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17382 (TARGET_LEGITIMATE_ADDRESS_P): New.
17384 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17386 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17387 of MODE_COMPLEX_INT.
17389 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17391 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17392 LCT_NORMAL in function call.
17393 * mips-tdump.c (print_file_desc): Add cast to enum type.
17394 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17395 (mark_stabs): Add casts to enum types.
17396 (parse_stabs_common): Add casts to enum types.
17398 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17400 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17401 Check for invalid values of LETTER.
17403 2009-05-13 Taras Glek <tglek@mozilla.com>
17405 * attribs.c (register_attribute): moved out attribute registration
17406 into register_attribute.
17407 * doc/plugins.texi: Documented register_attribute and
17409 * gcc-plugin.h: Added forward decl for register_attribute.
17410 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17411 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17412 PLUGIN_ATTRIBUTES boilerplate.
17414 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17416 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17417 values even in sentinel and empty entries.
17418 (ms_printf_flag_specs): Likewise.
17419 (ms_scanf_flag_specs): Likewise.
17420 (ms_strftime_flag_specs): Likewise.
17421 (ms_print_char_table): Likewise.
17422 (ms_scan_char_table): Likewise.
17423 (ms_time_char_table): Likewise.
17425 2009-05-13 Doug Kwan <dougkwan@google.com>
17427 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17429 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17431 * config/mips/mips.md (store): Add attributes for QI and HI.
17433 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17434 (truncdi<mode>2): ... this new pattern.
17436 2009-05-13 Brad Hards <bradh@kde.org>
17438 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17440 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17441 Ben Elliston <bje@au.ibm.com>
17443 PR middle-end/40035
17444 * dse.c (check_mem_read_rtx): Guard against width == -1.
17446 2009-05-13 Michael Matz <matz@suse.de>
17448 PR middle-end/39976
17449 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17450 (trivially_conflicts_p): New function.
17451 (insert_backedge_copies): Use it.
17453 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17455 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17456 (handle_stdc_pragma): Use new enum constant names.
17457 (handle_pragma_float_const_decimal64): Ditto.
17459 2009-05-13 Ian Lance Taylor <iant@google.com>
17461 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17464 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17466 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17467 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17469 * config/m68k/m68k.h (FL_UCLINUX): Define.
17471 2009-05-13 Jan Hubicka <jh@suse.cz>
17473 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17475 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17477 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17478 unless -fschedule-insns is specified.
17480 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17483 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17484 TARGET_EXPAND_CBRANCHDI4.
17485 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17486 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17487 (cmpeqdi): Fix comment.
17489 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17491 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17492 (sh_legitimate_address_p): Likewise.
17493 * config/sh/sh.c (sh_legitimate_index_p): New.
17494 (sh_legitimate_address_p): Likewise.
17495 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17496 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17497 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17498 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17499 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17500 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17501 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17502 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17503 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17505 2009-05-12 Jan Hubicka <jh@suse.cz>
17507 * tree-inline.c (estimate_operator_cost): Add operands;
17508 when division happens by constant, it is cheap.
17509 (estimate_num_insns): Loads and stores are not having cost of 0;
17510 EH magic stuff is cheap; when computing runtime cost of switch,
17511 use log2 base of amount of its cases; builtin_expect has cost of 0;
17512 compute cost for moving return value of call.
17513 (init_inline_once): Initialize time_based flags.
17514 * tree-inline.h (eni_weights_d): Add time_based flag.
17516 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17518 * df-core.c: Update head documentation.
17520 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17523 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17524 shadowing exisiting variable op1.
17526 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17529 * config/i386/driver-i386.c (processor_signatures): New enum.
17530 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17531 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17532 processor signature to detect geode processor.
17534 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17538 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17540 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17541 causes spurious differences between trunk and cond-optab branch.
17543 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17545 * dojump.c (compare_from_rtx): Delete.
17546 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17547 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17548 if the comparison does not satisfy the predicate; test predicates for
17549 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17550 further if one existing pattern fails.
17551 * expr.h (compare_from_rtx): Delete.
17552 (prepare_operand): Declare it.
17553 * optabs.c: Change "lib call" to "libcall" throughout.
17554 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17555 HAVE_conditional_trap, emit_cmp_insn): Delete.
17556 (can_compare_p): Delete cmp_optab case.
17557 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17558 Accept other parameters by value.
17559 (prepare_operand): Make non-static.
17560 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17561 other parameters by value. Try to widen operands here based on
17562 an optab_methods argument and looking at cbranch_optab.
17563 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17564 loop. Use cbranch_optab directly.
17565 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17566 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17568 (emit_conditional_move, emit_conditional_add): Inline what's needed
17569 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17570 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17571 with COMPARE. Move cmov_optab and cstore_optab above
17572 with cbranch_optab, move cmp_optab down with ucmp_optab,
17573 remove tst_otpab. Do not initialize trap_rtx.
17574 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17575 for trap code. Do not check HAVE_conditional_trap. Use
17576 prepare_cmp_insn. Accept no predicate for operand 3.
17577 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17578 (OTI_ctrap, ctrap_optab): New.
17579 (tst_optab): Delete.
17580 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17581 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17582 with lookup of ctrap_optab.
17583 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17585 (ctrap_optab): New.
17587 * combine.c (combine_simplify_rtx, simplify_set): Do not
17588 special case comparing against zero for cc0 machines.
17589 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17590 COMPARE on cc0 machines.
17591 (simplify_relational_operation): Return a new expression when
17592 a COMPARE could be removed.
17593 * final.c (final_scan_insn): Compare cc_status values
17594 against LHS of a (compare FOO (const_int 0)) cc0 source.
17595 Also check if cc_status.value is the full compare.
17597 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17598 (cstoreMM4): Document.
17599 (conditional_trap): Document ctrapMM4 instead.
17600 (sync_compare_and_swapMM): Refer to cbranchcc4.
17601 (Dependent Patterns): Eliminate obsolete information referring to
17602 the old jump optimization phase.
17603 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17604 of compares with 0 on cc0 machines.
17605 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17606 avoiding references to cc0. Remove text about storing operands
17608 * doc/tm.texi (Condition Codes): Include blurb on different
17609 condition code representations, separate into subsections for
17610 CC0, MODE_CC and conditional execution.
17612 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17613 alpha_emit_setcc): Accept operands and a machine mode.
17614 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17615 Get code/op0/op1 from operands, use machine mode argument
17616 instead of alpha_compare.fp_p. Emit the branch here.
17617 (alpha_emit_setcc): Likewise, and return boolean.
17618 (alpha_emit_conditional_move): Likewise. Assert that
17619 cmp_op_mode == cmp_mode, and simplify accordingly.
17620 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17621 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17622 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17624 (stack probe test): Use cbranchdi4.
17625 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17627 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17628 * config/arc/arc.h (movsicc, movsfcc): Use it.
17629 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17630 (cbranchsi4, cstoresi4): New.
17631 (cmpsi, bCC and sCC expanders): Remove.
17633 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17634 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17635 * config/arm/predicates.md (arm_comparison_operator): Only include
17636 floating-point operators if there is a hardware floating-point unit.
17637 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17638 deferring to cbranch_cc and cstore_cc respectively.
17639 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17640 cbranch_cc, cstore_cc): New.
17641 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17643 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17645 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17646 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17648 (adjust_insn_length): Adjust calls.
17649 (avr_reorg): Handle (compare (foo) (const_int 0)).
17650 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17651 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17652 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17653 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17655 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17656 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17658 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17659 (cbranchsi4, cstorebi4, cstoresi4): New.
17660 (movbisi): This insn is duplicate, split it to zero_extend.
17661 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17662 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17663 (bfin_optimize_loop): Use cbranch expander.
17664 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17665 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17666 (bfin_bimode_comparison_operator): ... this.
17667 (bfin_direct_comparison_operator): New.
17669 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17670 inside (compare FOO (const_int 0)).
17671 (cris_rtx_costs): Handle ZERO_EXTRACT.
17672 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17673 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17674 (*tstdi_v32): Delete.
17675 (*cmpdi_non_v32): Add M alternative for operand 1.
17676 (cmpsi, cmp<mode>): Make private.
17677 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17679 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17681 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17682 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17683 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17684 (cc_reg_operand): New.
17685 (any_cond): Delete.
17686 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17687 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17688 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17689 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17690 crx_expand_scond): Delete.
17692 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17694 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17695 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17697 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17698 cstoresi4, cstoresf4, cstoredf4): New.
17699 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17700 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17701 Receive the entire operands array.
17702 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17703 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17704 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17705 Get test/op0/op1 from the operands array.
17706 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17708 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17709 (h8300_expand_store): New.
17710 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17712 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17713 (h8300_expand_store): New.
17714 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17715 or do not try to produce (set (cc0) REG).
17716 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17717 change a compare into a move to a scratch register. Disable some
17718 peepholes when comparing with zero.
17719 (tstsi, tsthi, tstsi, cmpqi): Make private.
17721 (bCC, sCC): Delete.
17722 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17725 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17726 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17727 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17728 (ix86_emit_i387_log1p): Use cbranchxf2.
17729 (ix86_expand_setcc): Return void.
17730 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17731 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17732 cmp<MODEF>, cmpcc): Remove.
17733 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17734 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17735 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17736 (sCC and bCC expanders): Remove.
17737 (stack_protect_test): Use cbranchcc4.
17739 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17741 (ia64_expand_compare): Accept three rtx by reference and return void.
17742 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17743 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17744 from *expr. Update *expr with the BImode comparison to do.
17745 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17746 cmptf, bCC, sCC, conditional_trap): Delete.
17747 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17748 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17749 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17750 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17751 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17753 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17754 type of last argument.
17755 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17756 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17757 use machine mode argument instead of branch_type. Remove dead
17758 code for floating-point comparisons.
17759 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17760 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17762 (cbranchsi4, cstoresi4): New.
17763 * config/iq2000/predicates.md (reg_or_const_operand): New.
17765 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17766 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17767 (b<code>_op): Rewrite to...
17768 (bcc_op): ... this, using match_operator.
17769 (s<code>_op): Rewrite to...
17770 (scc_op): ... this, using match_operator.
17771 (s<code>_24_op): Rewrite to...
17772 (scc_op_24): ... this, using match_operator.
17773 (s<code>_<mode>): Rewrite to...
17774 (cstore<mode>4): ... this, using match_operator.
17775 (s<code>_<mode>_24): Rewrite to...
17776 (cstore<mode>4_24): ... this, using match_operator.
17777 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17778 m32c_unpend_compare, m32c_expand_scc): Delete.
17779 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17780 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17781 (m32c_expand_movcc): Change NE to EQ if necessary.
17782 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17784 * config/m32r/m32r-protos.h (gen_cond_store): New.
17785 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17786 (gen_cond_store): New, from sCC patterns.
17787 (m32r_expand_block_move): Use cbranchsi4.
17788 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17789 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17790 (cbranchsi4, cstoresi4): New.
17792 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17794 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17795 (m68hc11_notice_update_cc): Look into a compare with 0.
17796 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17798 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17799 cmphi, cmpqi, bCC): Delete.
17800 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17801 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17802 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17805 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17806 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17807 * config/m68k/constraints.md (H): New.
17808 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17809 the define_insn below.
17810 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17811 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17812 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17813 patterns): Wrap RHS with COMPARE.
17814 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17815 (*cmpdi_internal): Name this pattern.
17816 (cmpdi): Change to define_insn.
17817 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17818 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17819 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17821 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17822 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17823 (conditional_trap): Change to...
17824 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17825 (*conditional_trap): Use the ordered_comparison_operator and
17826 const1_operand predicates.
17827 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17828 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17829 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17830 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17832 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17833 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17834 (mcore_gen_compare): New.
17835 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17836 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17837 (mcore_gen_compare): ... this.
17838 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17839 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17840 (stack probe pattern): Use cbranchsi4.
17842 * config/mips/predicates.md (mips_cstore_operator): New.
17843 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17844 * config/mips/mips.md (any_cond): Delete.
17845 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17847 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17848 fixuns_truncsfdi2): Use cbranch patterns.
17849 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17850 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17851 Adjust call to mips_expand_conditional_branch.
17852 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17854 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17855 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17856 * config/mips/mips.c (cmp_operands): Delete.
17857 (mips_emit_compare): Get comparison operands from *op0/*op1.
17858 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17859 that it succeeds. Use op0/op1 instead of cmp_operands.
17860 (mips_expand_conditional_branch, mips_expand_conditional_move,
17861 mips_expand_conditional_trap): Likewise.
17862 (mips_block_move_loop): Use cbranch patterns.
17863 * config/mips/mips.h (cmp_operands): Delete.
17865 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17866 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17867 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17868 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17869 (*cmpcc_folded): Rename to...
17870 (*cmpdi_folded): this.
17871 (*cmpcc): Rename to...
17873 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17876 (cbranchdf4): New. Handle invalid comparisons here.
17877 * config/mmix/predicates.md (float_comparison_operator): New.
17879 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17880 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17881 * config/mn10300/mn10300.md (tst): Delete.
17882 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17883 Name these patterns and wrap RHS in a compare.
17884 (*cmpsi): Make this pattern private. Include tst.
17885 (*cmpsf): Make this pattern private.
17886 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17887 (compare with zero peepholes): Likewise.
17889 (cbranchsi4, cbranchsf4): New.
17890 (casesi): Use cbranchsi4.
17892 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17893 hppa_branch_type): Delete.
17894 (return_addr_rtx): Use cbranchsi4.
17895 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17896 Emit CCFPmode comparison here.
17897 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17898 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17899 hppa_branch_type): Delete.
17900 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17901 (movsicc, movdicc): Remove references to hppa_compare_op0,
17902 hppa_compare_op1 and compare_from_rtx.
17903 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17904 (casesi): Use cbranchsi4.
17906 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17907 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17908 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17909 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17910 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17912 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17913 (*branch, *branch_inverted): New.
17915 * config/picochip/picochip.md (cbranchhi4): Use
17916 ordered_comparison_operator.
17917 (cmphi, bCC): Remove.
17919 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17920 (trap_comparison_operator): Delete.
17921 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17922 rs6000_emit_cbranch): Accept mode and operands.
17923 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17924 rs6000_compare_fp_p): Delete.
17925 (rs6000_generate_compare): Accept mode and comparison. Extract code
17926 and op0/op1 from there. Replace references to rs6000_compare_op0
17927 and rs6000_compare_op1.
17928 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17929 extract result from passed operands.
17930 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17931 extract loc from passed operands.
17932 (rs6000_emit_cmove): Likewise.
17933 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17934 rs6000_compare_fp_p): Delete.
17935 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17936 (cbranch<GPR>4, cbranch<FP>4): New.
17937 (cstore<mode>4): New. Consolidate here all choices about when to use
17938 portable or specialized sCC sequences.
17939 (stack_protect_test): Use cbranchsi4.
17940 (conditional_trap): Replace with ctrap<GPR>4.
17941 (conditional trap insn): Replace trap_comparison_operator with
17942 ordered_comparison_operator.
17944 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17945 (s390_emit_prologue): Use ctrap.
17946 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17947 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17948 New predicates replacing...
17949 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17950 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17951 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17952 (add<mode>cc): Do not use s390_compare_op0/op1.
17953 (s<code>): Change to...
17954 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17955 (seq): Change to...
17956 (cstorecc4): ... this. Handle EQ or NE equally.
17957 (*sne): Un-privatize for use in cstorecc4.
17958 (b<code>): Change to...
17959 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17960 (conditional_trap): Replace with...
17961 (ctrap<GPR>4, ctrap<FP>4): ... these.
17962 (stack_protect): Use cbranchcc4.
17964 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17965 * config/score/score-protos.h (score_gen_cmp): Delete.
17966 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17967 (score_block_move-loop): Use cbranchsi4.
17968 * config/score/score.md (cbranchsi4): New.
17969 (cmpsi, bCC): Delete.
17970 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17971 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17972 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17973 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17974 * config/score/score3.h (score3_gen_cmp): Delete.
17975 * config/score/score7.h (score7_gen_cmp): Delete.
17977 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17978 (sh_emit_scc_to_t): ... this. Return void.
17979 (from_compare): Rename to...
17980 (sh_emit_compare_and_branch): ... this.
17981 (sh_emit_compare_and_set): New.
17982 (sh_expand_t_scc): Accept operands.
17983 * config/sh/predicates.md (sh_float_comparison_operator): New.
17984 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17985 (prepare_scc_operands): Rename to...
17986 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17988 (sh_emit_cheap_store_flag): New.
17989 (sh_emit_set_t_insn): New.
17990 (from_compare): Rename to...
17991 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17992 handling of TARGET_SH2E floating point to avoid recursive call.
17993 Generate branch here.
17994 (sh_emit_compare_and_set): New.
17995 (sh_expand_t_scc): Get op0/op1 from arguments.
17996 (sh_emit_cheap_store_flag): New.
17997 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17999 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18000 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18001 (movsicc, movdicc): Do nothing when it recreated operands from
18002 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18003 prepare_scc_operands (now sh_emit_scc_to_t).
18004 (udivdi3): Use cstoresi4.
18005 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18006 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18007 (cbranchint4_media, cbranchfp4_media): New.
18008 (casesi): Use cbranchdi4.
18009 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18011 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18012 (movnegt): Remove second operand.
18013 (cbranchsf4, cbranchdf4): New.
18014 (stack_protect): Use cbranchdi4/cbranchsi4.
18016 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18017 (gen_compare_reg): Accept comparison, extract part of it to...
18018 (gen_compare_reg_1): ... this.
18019 (gen_compare_operator): Delete.
18020 (gen_v9_scc): Accept separate destination, comparison code and arms.
18021 Do not use sparc_compare_op0/sparc_compare_op1.
18022 (emit_scc_insn, emit_conditional_branch_insn): New.
18023 (emit_v9_brxx): Make static. Remove useless assertion.
18024 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18026 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18027 * config/sparc/sparc-protos.h (gen_compare_reg,
18028 sparc_emit_float_lib_cmp): Adjust prototype.
18029 (emit_scc_insn, emit_conditional_branch_insn): New.
18030 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18031 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18032 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18033 iterators to the top.
18034 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18035 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18036 snedi_special_trunc): Delete.
18037 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18038 and snedi_special_trunc.
18039 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18040 cbranchdi4, cbranch<F:mode>4): New.
18041 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18042 here. Use gen_compare_reg instead of gen_compare_operator.
18043 (conditional_trap): Replace with...
18044 (ctrapsi4, ctrapdi4): ... this.
18045 (stack_protect_test): Use cbranchcc4.
18047 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18049 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18050 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18051 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18052 from operands[0] or operands[3] depending on is_set.
18053 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18054 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18055 cmpdf, bCC), sCC: Remove.
18056 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18057 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18059 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18060 spu_emit_branch_or_set.
18062 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18064 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18065 xstormy16_compare_op1): Delete.
18066 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18067 xstormy16_compare_op1): Delete.
18068 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18070 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18071 (cmphi, cmpsi, bCC): Remove.
18073 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18074 (*cmpsi): ... this one.
18075 (cbranchsi4, cstoresi4): New.
18076 (bCC expanders): Delete.
18077 (sCC insns): Fold into...
18078 (*setcc): ... this one.
18079 (casesi): Do not use gen_cmpsi and gen_bgtu.
18080 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18081 (movsicc): Simplify.
18082 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18084 * config/vax/vax-protos.h (cond_name): New.
18085 (vax_output_conditional_branch): Remove.
18086 * config/vax/vax.c (cond_name): New.
18087 (vax_output_conditional_branch): Remove.
18088 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18089 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18090 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18091 (bit<VAXint>): Wrap source with (compare).
18092 (b<code> and following unnamed pattern): Rename to *branch and
18093 *branch_reversed. Change macroization to match_operator.
18094 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18096 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18097 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18098 Change last argument to machine_mode.
18099 (xtensa_expand_scc): Add machine_mode argument.
18100 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18101 (gen_conditional_move, xtensa_expand_conditional_branch,
18102 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18103 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18104 Adjust operand numbers.
18105 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18107 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18108 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18109 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18111 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18113 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18114 causes spurious differences between trunk and cond-optab branch.
18116 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18119 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18121 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18123 * tree.c (iterative_hash_pointer): Delete.
18124 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18125 Hash UIDs and versions of SSA names. Don't special-case built-in
18126 function declarations.
18128 2009-05-11 Ian Lance Taylor <iant@google.com>
18131 * graphite.c: Force -Wc++-compat to only be a warning before
18132 #including "cloog/cloog.h".
18134 2009-05-11 Martin Jambor <mjambor@suse.cz>
18136 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18138 2009-05-11 Jan Hubicka <jh@suse.cz>
18140 * tree-ssa-loop-ivcanon.c: Include target.h
18141 (struct loop_size): new structure.
18142 (constant_after_peeling): New predicate.
18143 (tree_estimate_loop_size): New function.
18144 (estimated_unrolled_size): Rewrite for new estimates.
18145 (try_unroll_loop_completely): Use new estimates.
18146 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18148 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18150 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18151 libcpp interface change.
18152 (spu_macro_to_expand): Likewise.
18154 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18156 PR tree-optimization/40026
18157 * gimplify.c (gimplify_init_constructor): Change initial conditional
18158 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18159 optimize_compound_literals_in_ctor.
18161 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18163 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18165 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18167 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18169 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18170 HOST_WIDE_INT for gap.
18172 2009-05-11 Ira Rosen <irar@il.ibm.com>
18174 PR tree-optimization/40074
18175 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18176 account in group size and step comparison.
18178 2009-05-11 Richard Guenther <rguenther@suse.de>
18180 * passes.c (init_optimization_passes): Strip now incorrect comment.
18181 (execute_function_todo): Do not set PROP_alias.
18182 * tree-pass.h (PROP_alias): Remove.
18183 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18184 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18185 * tree-nrv.c (pass_return_slot): Likewise.
18186 * tree-object-size.c (pass_object_sizes): Likewise.
18187 * tree-ssa-dom.c (pass_dominator): Likewise.
18188 (pass_phi_only_cprop): Likewise.
18189 * tree-ssa-dse.c (pass_dse): Likewise.
18190 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18191 (pass_cselim): Likewise.
18192 * tree-ssa-pre.c (pass_pre): Likewise.
18193 (pass_fre): Likewise.
18194 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18195 * tree-ssa-sink.c (pass_sink_code): Likewise.
18196 * tree-stdarg.c (pass_stdarg): Likewise.
18197 * tree-tailcall.c (pass_tail_calls): Likewise.
18198 * tree-vrp.c (pass_vrp): Likewise.
18200 2009-05-10 Ian Lance Taylor <iant@google.com>
18202 * basic-block.h (enum profile_status): Break out of struct
18203 control_flow_graph.
18204 * cgraph.h (struct inline_summary): Break out of struct
18206 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18207 of struct cgraph_order_sort.
18208 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18209 * cse.c (struct branch_path): Break out of struct
18210 cse_basic_block_data.
18211 * except.h (enum eh_region_type): Break out of struct eh_region.
18212 * gcc.c (enum add_del): Break out of struct modify_target.
18213 * genrecog.c (enum decision_type): Break out of struct decision_test.
18214 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18216 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18217 * regmove.c (enum match_use): New enum, broken out of struct match.
18218 * sched-int.h (enum post_call_group): New enum, broken out of
18220 (struct deps_reg): Break out of struct deps.
18221 * target.h (struct asm_int_op): Break out of struct gcc_target.
18222 * tree-eh.c (struct goto_queue_node): Break out of struct
18224 * tree-inline.h (enum copy_body_cge_which): Break out of
18226 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18228 * c-decl.c (in_struct, struct_types): New static variables.
18229 (pushtag): Add loc parameter. Change all callers.
18230 (lookup_tag): Add ploc parameter. Change all callers.
18231 (check_compound_literal_type): New function.
18232 (parser_xref_tag): Add loc parameter. Change all callers. If
18233 -Wc++-compat, warn about struct/union/enum types defined within a
18235 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18236 and loc parameters. Change all callers. Change error calls to
18237 error_at, using loc. For a redefinition, if the location of the
18238 original definition is known, report it. Set in_struct and
18239 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18240 (finish_struct): Add new parameters enclosing_in_struct and
18241 enclosing_struct_types. Change all callers. Set
18242 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18243 in the struct. If in a struct, add this struct to struct_types.
18244 (start_enum): Add loc parameter. Change all callers. Use
18245 error_at for errors, using loc. For a redefinition, if the
18246 location of the original definition is known, report it. If in a
18247 struct, add this enum type to struct_types. If -Wc++-compat warn
18248 if in sizeof, typeof, or alignof.
18249 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18250 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18251 (c_parser_enum_specifier): Get enum location for start_enum.
18252 (c_parser_struct_or_union_specifier): Get struct location for
18253 start_struct. Save in_struct and struct_types status between
18254 start_struct and finish_struct.
18255 (c_parser_cast_expression): Get location of cast.
18256 (c_parser_alignof_expression): Get location of type.
18257 (c_parser_postfix_expression): Likewise.
18258 (c_parser_postfix_expression_after_paren_type): Add type_loc
18259 parameter. Change all callers. Call check_compound_literal_type.
18260 Use type_loc for error about variable size type.
18261 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18262 of an enum constant from an enum type defined in a struct or union.
18263 (c_cast_expr): Add loc parameter. Change all callers. If
18264 -Wc++-compat, warn about defining a type in a cast.
18265 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18266 (start_enum, start_struct, finish_struct): Update declarations.
18267 (parser_xref_tag, c_cast_expr): Update declarations.
18268 (check_compound_literal_type): Declare.
18270 2009-05-11 Ben Elliston <bje@au.ibm.com>
18272 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18273 for recent libcpp interface change.
18274 (rs6000_macro_to_expand): Likewise.
18276 2009-05-10 Michael Matz <matz@suse.de>
18279 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18280 not at entry of function.
18282 2009-05-10 Richard Guenther <rguenther@suse.de>
18284 PR tree-optimization/40081
18286 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18287 using the main variant of the element type. Do not fiddle with
18288 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18290 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18291 structs with volatile fields.
18293 2009-05-10 Jan Hubicka <jh@suse.cz>
18295 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18296 (estimate_move_cost): Assert that it does not get called for
18298 (estimate_num_insns): Skip VOID types in argument handling.
18299 (optimize_inline_calls): Delete unreachable blocks and verify that
18300 callgraph is valid.
18302 2009-05-10 Jan Hubicka <jh@suse.cz>
18304 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18305 * cgraph.c (cgraph_mark_address_taken_node): New function.
18306 (dump_cgraph_node): Dump new flag.
18307 * cgraph.h (struct cgraph_node): Add address_taken.
18308 (cgraph_mark_address_taken_node): New function.
18309 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18310 since new direct calls can be born.
18312 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18314 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18315 tok->val.node.node.
18317 2009-05-10 Jan Hubicka <jh@suse.cz>
18319 PR middle-end/40084
18320 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18322 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18323 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18324 * tree-inline.c (copy_bb): Set frequency correctly.
18325 (fold_marked_statements): Update call to
18326 cgraph_update_edges_for_call_stmt.
18328 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18330 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18331 identifiers in diagnostics.
18332 * config/arm/arm.c (arm_handle_fndecl_attribute,
18333 arm_handle_isr_attribute): Likewise.
18334 * config/avr/avr.c (avr_handle_progmem_attribute,
18335 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18336 * config/bfin/bfin.c (handle_int_attribute,
18337 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18338 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18339 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18341 * config/darwin.c (darwin_handle_kext_attribute,
18342 darwin_handle_weak_import_attribute): Likewise.
18343 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18344 h8300_handle_eightbit_data_attribute,
18345 h8300_handle_tiny_data_attribute): Likewise.
18346 * config/i386/i386.c (ix86_handle_cconv_attribute,
18347 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18348 * config/i386/winnt.c (ix86_handle_shared_attribute,
18349 ix86_handle_selectany_attribute): Likewise.
18350 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18351 * config/m32c/m32c.c (function_vector_handler): Likewise.
18352 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18353 m68hc11_handle_fntype_attribute): Likewise.
18354 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18355 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18356 * config/mips/mips.c (mips_insert_attributes,
18357 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18358 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18359 rs6000_handle_struct_attribute): Likewise.
18360 * config/sh/sh.c (sh_insert_attributes,
18361 sh_handle_resbank_handler_attribute,
18362 sh_handle_interrupt_handler_attribute,
18363 sh2a_handle_function_vector_handler_attribute,
18364 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18366 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18367 * config/spu/spu.c (spu_handle_fndecl_attribute,
18368 spu_handle_vector_attribute): Likewise.
18369 * config/stormy16/stormy16.c
18370 (xstormy16_handle_interrupt_attribute): Likewise.
18371 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18372 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18374 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18376 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18377 (pp_translate_identifiers): New.
18378 (pp_identifier): Only conditionally translate identifier to locale
18380 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18381 (pp_base_tree_identifier): Only conditionally translate identifier
18382 to locale character set.
18383 * c-pretty-print.c (M_): Define.
18384 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18385 fragments for conditional translation with M_.
18386 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18387 identifier translation.
18389 2009-05-10 Richard Guenther <rguenther@suse.de>
18391 PR tree-optimization/40081
18392 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18393 using the main variant of the element type. Do not fiddle with
18394 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18396 2009-05-09 Jan Hubicka <jh@suse.cz>
18398 PR middle-end/40080
18399 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18400 indirect calls; verify cgraph afterwards.
18402 2009-05-09 Jan Hubicka <jh@suse.cz>
18405 * ipa.c (update_inlined_to_pointer): New function.
18406 (cgraph_remove_unreachable_nodes): Use it.
18408 2009-05-09 Jan Hubicka <jh@suse.cz>
18410 * tree-eh.c (struct leh_state): Remove prev_try.
18411 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18412 not track prev_try.
18413 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18414 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18415 remove_eh_handler_and_replace, foreach_reachable_handler,
18416 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18417 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18418 (gen_eh_region_cleanup): Update prototype.
18420 2009-05-09 Jan Hubicka <jh@suse.cz>
18422 PR middle-end/40043
18423 * except.c (copy_eh_region): Always set prev_try.
18424 (redirect_eh_edge_to_label): Find outer try.
18425 (foreach_reachable_handler): When looking for prev try
18426 handle case where previous try is not going to be taken.
18428 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18430 PR tree-optimization/40049
18431 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18432 only vector/vector shifts, convert the type of the constant to the
18433 appropriate type to avoid building incorrect trees, which
18434 eventually have problems with garbage collection.
18436 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18438 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18439 -1 for complex floating-point types if honoring signed zeros.
18441 2009-05-08 Jan Hubicka <jh@suse.cz>
18443 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18444 argument; handle correctly when profile is absent.
18445 (build_cgraph_edges): Update.
18446 (rebuild_cgraph_edges): Update.
18447 * cgraph.c: Do not include varray.h.
18448 (cgraph_set_call_stmt_including_clones): New function.
18449 (cgraph_create_edge_including_clones): Likewise
18450 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18451 (cgraph_update_edges_for_call_stmt): Handle clones.
18452 (cgraph_remove_node): Handle clone tree.
18453 (cgraph_remove_node_and_inline_clones): New function.
18454 (dump_cgraph_node): Dump clone tree.
18455 (cgraph_clone_node): Handle clone tree.
18456 (clone_function_name): Bring here from tree-inline.c.
18457 (cgraph_create_virtual_clone): New function.
18458 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18459 (cgraph_clone_info): New function.
18460 (strut cgraph_node): Add clone_info and new clone tree pointers.
18461 (cgraph_remove_node_and_inline_clones,
18462 cgraph_set_call_stmt_including_clones,
18463 cgraph_create_edge_including_clones,
18464 cgraph_create_virtual_clone): Declare.
18465 (cgraph_function_versioning): Use VEC argument.
18466 (compute_call_stmt_bb_frequency): Update prototype.
18467 (cgraph_materialize_all_clones): New function.
18468 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18469 (ipcp_create_replace_map): Update to VECtors.
18470 (ipcp_update_callgraph): Use virtual clones.
18471 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18472 (ipcp_update_profiling): Do not update local profiling.
18473 (ipcp_insert_stage): Use VECtors and virtual clones.
18474 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18475 (clone_of_p): New function.
18476 (cgraph_preserve_function_body_p): Use clone tree.
18477 (cgraph_optimize): Materialize clones.
18478 (cgraph_function_versioning): Update for VECtors.
18479 (save_inline_function_body): Use clone tree.
18480 (cgraph_materialize_clone): New function.
18481 (cgraph_materialize_all_clones): Likewise.
18482 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18483 * ipa.c: Include gimple.h.
18484 (cgraph_remove_unreachable_nodes): Use clone tree.
18485 * ipa-prop.c (ipa_note_param_call): Update call to
18486 compute_call_stmt_bb_frequencycall.
18487 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18488 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18489 (copy_bb): Handle updating of clone tree; add new edge when new call
18491 (expand_call_inline): Be strict about every call having edge.
18492 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18493 (delete_unreachable_blocks_update_callgraph): New function.
18494 (tree_function_versioning): Use VECtors; always remove unreachable
18495 blocks and fold conditionals.
18496 * tree-inline.h: Do not include varray.h.
18497 (tree_function_versioning): Remove.
18498 * Makefile.in (GTFILES): Remove tree-inline.c
18499 * passes.c (do_per_function): Do only functions having body.
18500 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18503 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18504 Andrew Morrow <acm@google.com>
18507 * c-common.c (c_common_attribute_table): Permit deprecated
18508 attribute to take an optional argument.
18509 (handle_deprecated_attribute): If the optional argument to
18510 __attribute__((deprecated)) is not a string ignore the attribute
18511 and emit a warning.
18513 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18514 * c-typeck.c (build_component_ref): Likewise.
18515 (build_external_ref): Likewise.
18517 * toplev.c (warn_deprecated_use): Add an attribute argument.
18518 Emit the message associated with __attribute__((deprecated)).
18520 * toplev.h (warn_deprecated_use): Updated.
18522 * doc/extend.texi: Document new optional parameter to
18523 __attribute__((deprecated))
18525 2009-05-08 Michael Eager <eager@eagercon.com>
18527 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18528 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18530 2009-05-08 Richard Guenther <rguenther@suse.de>
18532 PR tree-optimization/40062
18533 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18534 Avoid exponential behavior.
18536 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18538 PR rtl-optimization/33928
18540 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18541 process_uses, build_single_def_use_links): New.
18542 (update_df): Update use_def_ref.
18543 (forward_propagate_into): Use get_def_for_use instead of use-def
18545 (fwprop_init): Call build_single_def_use_links and let it initialize
18547 (fwprop_done): Free use_def_ref.
18548 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18549 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18550 df_rd_simulate_one_insn): New.
18551 (df_rd_bb_local_compute_process_def): Update head comment.
18552 (df_chain_create_bb): Use the new RD simulation functions.
18553 * df.h (df_rd_simulate_artificial_defs_at_top,
18554 df_rd_simulate_one_insn): New.
18555 * opts.c (decode_options): Enable fwprop at -O1.
18556 * doc/invoke.texi (-fforward-propagate): Document this.
18558 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18561 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18562 and one complex operand specially.
18563 * tree-complex.c (some_nonzerop): Do not identify a real value as
18564 zero if flag_signed_zeros.
18566 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18568 PR rtl-optimization/33928
18569 * loop-invariant.c (record_use): Fix && vs. || mishap.
18571 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18573 PR rtl-optimization/33928
18574 * loop-invariant.c (struct use): Add addr_use_p.
18575 (struct def): Add n_addr_uses.
18576 (struct invariant): Add cheap_address.
18577 (create_new_invariant): Set cheap_address.
18578 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18579 (record_uses): Pass df_ref to record_use.
18580 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18583 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18585 * config/sh/sh.c: Do not include c-pragma.h.
18587 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18589 * config/spu/spu.c: Remove include of c-common.h.
18591 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18594 * c-common.h (mark_valid_location_for_stdc_pragma,
18595 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18596 clear_float_const_decimal64, float_const_decimal64_p): New.
18597 * c.opt (Wunsuffixed-float-constants): New.
18598 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18599 unsuffixed float constant, handle new warning.
18600 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18601 * c-decl.c (c_scope): New flag float_const_decimal64.
18602 (set_float_const_decimal64, clear_float_const_decimal64,
18603 float_const_decimal64_p): New.
18604 (push_scope): Set new flag.
18605 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18606 to use STDC pragmas.
18607 (c_parser_external_declaration): Ditto.
18608 (c_parser_compound_statement_nostart): Ditto.
18609 * c-pragma.c (valid_location_for_stdc_pragma,
18610 mark_valid_location_for_stdc_pragma,
18611 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18612 handle_pragma_float_const_decimal64): New.
18613 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18614 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18615 set_float_const_decimal64, clear_float_const_decimal64,
18616 float_const_decimal64_p): New dummy functions.
18617 * doc/extend.texi (Decimal Float): Remove statement that the
18618 pragma, and suffix for double constants, are not supported.
18619 * doc/invoke.texi (Warning Options): List new option.
18620 (-Wunsuffixed-float-constants): New.
18622 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18624 * config/i386/i386.c: Do not include c-common.h.
18626 2009-05-07 Mark Heffernan <meheff@google.com>
18628 * doc/invoke.texi (Debugging Options): Document change of debugging
18630 * opts.c (decode_options): Make dump_base_name relative to
18631 aux_base_name directory.
18633 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18635 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18636 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18638 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18640 * Makefile.in (install-plugin): Simplify a bit.
18642 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18644 * Makefile.in (OBJS-common): Add regcprop.o.
18646 * timevar.def (TV_CPROP_REGISTERS): New.
18647 * regrename.c (regrename_optimize): Return 0.
18648 (rest_of_handle_regrename): Delete.
18649 (pass_rename_registers): Point to regrename_optimize.
18650 (struct value_data_entry, struct value_data,
18651 kill_value_one_regno, kill_value_regno, kill_value,
18652 set_value_regno, init_value_data, kill_clobbered_value,
18653 kill_set_value, kill_autoinc_value, copy_value,
18654 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18655 replace_oldest_value_reg, replace_oldest_value_addr,
18656 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18657 debug_value_data, validate_value_data): Move...
18658 * regcprop.c: ... here.
18659 (rest_of_handle_cprop): Delete.
18660 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18662 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18664 PR middle-end/40057
18665 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18666 GEN_INT for 1 << bitnum.
18667 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18668 build_int_cst_type.
18670 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18672 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18673 Remove wrong description of "nand" operation.
18675 2009-05-06 Richard Guenther <rguenther@suse.de>
18676 Adam Nemet <anemet@caviumnetworks.com>
18678 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18679 comment. Add that if LHS is not a gimple register, then RHS1 has
18680 to be a single object (GIMPLE_SINGLE_RHS).
18682 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18684 * expr.c (get_def_for_expr): Move it up in the file.
18685 (store_field): When expanding a bit-field store, look at the
18686 defining gimple stmt for the masking conversion.
18688 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18690 PR middle-end/39986
18691 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18692 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18693 32-bit memcpy into long.
18695 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18697 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18698 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18700 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18701 instead of appending DW_OP_deref*.
18703 2009-05-06 Michael Matz <matz@suse.de>
18705 PR middle-end/40021
18706 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18707 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18709 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18711 * Makefile.in (install-plugin): Fix srcdir handling.
18713 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18715 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18716 when processing for not_regs_needed bitmap.
18717 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18718 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18719 handling it for rhs.
18721 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18723 * config/i386/i386.md (unnamed inc/dec peephole): Use
18724 optimize_insn_for_size_p instead of optimize_size.
18725 * config/i386/predicates.md (incdec_operand): Likewise.
18726 (aligned_operand): Likewise.
18727 * config/i386/sse.md (divv8sf3): Likewise.
18728 (sqrtv8sf2): Likewise.
18730 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18732 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18734 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18736 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18738 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18739 ssemodesuffixf2c with avxmodesuffixf2c.
18741 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18744 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18746 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18748 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18749 (struct tree_base): Adjust spacing for 8 bit boundaries.
18750 (struct tree_decl_common): Add decl_by_reference_flag bit.
18751 (DECL_BY_REFERENCE): Adjust.
18752 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18753 print DECL_BY_REFERENCE bit.
18754 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18755 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18756 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18757 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18760 PR middle-end/39666
18761 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18762 range of the type, but default label is missing, add it with one
18763 of the existing labels instead of adding a new label for it.
18765 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18769 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18771 * Makefile.in (enable_plugin, plugin_includedir): New.
18772 (install): Depend on install-plugin.
18773 (PLUGIN_HEADERS): New.
18774 (install-plugin): New.
18775 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18777 2009-05-05 Richard Guenther <rguenther@suse.de>
18779 PR tree-optimization/40022
18780 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18782 (phivn_valid_p): Fix tuplification error, simplify.
18783 (phiprop_insert_phi): Add dumps.
18784 (propagate_with_phi): Simplify.
18786 2009-05-05 Richard Guenther <rguenther@suse.de>
18788 PR middle-end/40023
18789 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18791 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18793 * tree.h (strip_float_extensions): Remove duplicate declaration.
18794 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18795 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18796 block_ultimate_origin): Rearrange the declarations line to match the
18797 comment that indicates the .c file which the functions are defined.
18798 (dwarf2out_*, set_decl_rtl): Add comment.
18799 (get_base_address): Adjust comment.
18800 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18801 declarations line and add comment.
18802 (is_builtin_name): Add blank after function name, for clarity.
18804 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18806 * attribs.c (decl_attributes): Use %qE for identifiers in
18808 * cgraphunit.c (verify_cgraph_node): Translate function names to
18809 locale character set in diagnostics.
18810 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18812 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18813 Document that functions are named in UTF-8.
18814 * expr.c (expand_expr_real_1): Translate function names to locale
18815 character set in diagnostics.
18816 * gimplify.c (omp_notice_variable, omp_is_private,
18817 gimplify_scan_omp_clauses): Use %qE for identifiers in
18819 * langhooks.c (lhd_print_error_function): Translate function names
18820 to locale character set.
18821 * langhooks.h (decl_printable_name): Document that return value is
18822 in internal character set.
18823 * stmt.c: Include pretty-print.h
18824 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18826 (resolve_operand_name_1): Translate named operand name to locale
18828 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18830 * toplev.c (announce_function): Translate function names to locale
18832 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18833 (default_tree_printer): Use pp_identifier or translate identifiers
18834 to locale character set. Mark "<anonymous>" for translation.
18835 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18836 for identifiers in diagnostics.
18837 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18839 * varasm.c (output_constructor): Use %qE for identifiers in
18842 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18844 * configure.ac: use ` ` instead of $()
18845 * configure: Regenerate.
18847 2009-05-05 Ben Elliston <bje@au.ibm.com>
18849 * config/pa/linux-atomic.c: Eliminate conditional include of
18850 errno.h on non-LP64 systems to simplify build requirements.
18852 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18854 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18856 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18857 and pass value to identifier_to_locale.
18858 (warn_variable_length_array): Make name a tree.
18859 (grokdeclarator): Separate diagnostic texts for named and unnamed
18860 declarators. Use %qE for named declarators.
18861 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18863 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18864 identifiers in diagnostics.
18865 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18866 identifier_to_locale. Mark "anonymous" strings for translation.
18868 2009-05-04 Michael Eager <eager@eagercon.com>
18870 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18871 address for DImode/DFmode only if double-precision FP regs.
18873 2009-05-04 Michael Eager <eager@eagercon.com>
18875 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18876 TARGET_SINGLE_FLOAT check.
18878 2009-05-04 Michael Eager <eager@eagercon.com>
18880 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18882 2009-05-04 Michael Eager <eager@eagercon.com>
18884 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18885 * config/rs6000/t-xilinx: New
18887 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18889 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18890 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18891 * gcc/explow.c (memory_address): Use target hook.
18892 * gcc/targhooks.c (default_legitimize_address): New.
18893 * gcc/targhooks.h (default_legitimize_address): New.
18894 * gcc/target.h (legitimize_address): New.
18895 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18896 (TARGET_INITIALIZER): Include it.
18897 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18899 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18900 * config/bfin/bfin.c (legitimize_address): Remove.
18901 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18902 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18904 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18905 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18907 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18908 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18909 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18910 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18911 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18912 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18913 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18914 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18915 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18916 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18917 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18918 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18919 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18920 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18921 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18922 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18923 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18924 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18925 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18926 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18927 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18928 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18929 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18931 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18932 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18933 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18934 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18935 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18936 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18937 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18938 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18939 (thumb_legitimize_address): Delete.
18940 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18941 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18942 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18943 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18944 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18945 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18947 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18950 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18951 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18952 * config/m32r/m32r.c (m32r_legitimize_address): New.
18953 * config/m68k/m68k.c (m68k_legitimize_address): New.
18954 * config/score/score.c (score_legitimize_address): Standardize.
18955 * config/score/score3.c (score3_legitimize_address): Standardize.
18956 * config/score/score3.h (score3_legitimize_address): Adjust.
18957 * config/score/score7.c (score7_legitimize_address): Standardize.
18958 * config/score/score7.h (score7_legitimize_address): Adjust.
18959 * config/sh/sh.c (sh_legitimize_address): New.
18960 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18962 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18963 (s390_legitimize_address): ... this.
18964 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18965 (sparc_legitimize_address): ... this.
18966 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18967 (ix86_legitimize_address): ... this.
18968 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18969 (avr_legitimize_address): ... this.
18970 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18971 (mn10300_legitimize_address): ... this.
18972 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18973 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18974 (alpha_expand_mov): Adjust call.
18976 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18977 * config/spu/spu.c (spu_legitimize_address): Likewise.
18978 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18979 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18981 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18983 * intl.c (locale_encoding, locale_utf8): New.
18984 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18985 * intl.h (locale_encoding, locale_utf8): Declare.
18986 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18987 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18989 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18991 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18992 (pp_base_tree_identifier): Declare as function.
18993 (identifier_to_locale): Declare.
18994 * Makefile.in (pretty-print.o): Update dependencies.
18995 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18997 2009-05-04 Richard Guenther <rguenther@suse.de>
18999 PR middle-end/40015
19000 * builtins.c (fold_builtin_memory_op): Do not decay to element
19001 type if the size matches the whole array.
19003 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19005 * expmed.c (synth_mult): When trying out a shift, pass the result
19008 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19010 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19011 (shiftsub1_cost): New.
19012 (init_expmed): Compute shiftsub1_cost.
19013 (synth_mult): Optimize multiplications by constants of the form
19014 -(2^^m-1) for some constant positive integer m.
19016 2009-05-03 Richard Guenther <rguenther@suse.de>
19019 * c-typeck.c (array_to_pointer_conversion): Do not built
19020 ADDR_EXPRs of arrays of pointer-to-element type.
19021 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19022 up wrong ADDR_EXPRs after-the-fact.
19023 * c-common.c (strict_aliasing_warning): Strip pointer
19024 conversions for obtaining the original type.
19025 * builtins.c (fold_builtin_memset): Handle array types.
19026 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19029 2009-05-03 Richard Guenther <rguenther@suse.de>
19031 PR middle-end/23329
19032 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19033 Do not lose casts from array types with unknown extent to array
19034 types with known extent.
19035 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19036 alias set compatibility.
19038 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19040 * flags.h (extra_warnings): Delete.
19041 * toplev.c (process_options): Handle Wuninitialized here.
19042 * opts.c (extra_warnings): Delete.
19043 (set_Wextra): Delete.
19044 (common_handle_option): -Wextra can be handled automatically.
19045 * c-opts.c (c_common_handle_option): Delete obsolete code.
19046 (c_common_post_options): Simplify comment.
19047 * common.opt (W): Add Var.
19049 (Wuninitialized): Initialize to -1.
19051 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19052 Richard Guenther <rguenther@suse.de>
19054 * expr.c (get_def_for_expr): New function.
19055 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19056 SSA rather than trees.
19057 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19058 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19060 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19062 * c-common.c (reswords): Add _Imaginary.
19063 * c-common.c (enum rid): Add RID_IMAGINARY.
19065 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19067 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19068 Patch by Richard Guenther.
19070 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19072 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19073 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19074 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19075 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19076 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19077 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19078 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19079 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19080 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19081 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19082 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19083 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19084 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19085 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19086 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19087 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19088 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19089 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19091 2009-05-02 Richard Guenther <rguenther@suse.de>
19093 PR tree-optimization/39940
19094 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19097 2009-05-02 Richard Guenther <rguenther@suse.de>
19099 PR middle-end/40001
19100 * tree-ssa.c (execute_update_addresses_taken): Properly check
19101 if we can mark a variable DECL_GIMPLE_REG_P.
19102 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19103 back to the end of the function.
19104 (is_gimple_reg_type): Remove complex type special casing.
19105 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19108 2009-05-02 Ben Elliston <bje@au.ibm.com>
19110 * doc/collect2.texi (Collect2): Document search path behaviour
19111 when configured with --with-ld.
19113 2009-05-02 Jan Hubicka <jh@suse.cz>
19115 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19116 parameter; update callers.
19117 (coalesce_cost_edge): EH edges are costier because they needs
19118 splitting even if not critical and even more costier when there are
19119 multiple EH predecestors.
19121 2009-05-02 Jan Hubicka <jh@suse.cz>
19123 * except.c (remove_eh_handler_and_replace): Handle updating after
19124 removing TRY blocks.
19126 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19128 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19130 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19132 * varasm.c: Do not include c-pragma.h.
19133 * attribs.c: Do not incude c-common.h.
19135 2009-05-01 Michael Matz <matz@suse.de>
19137 * calls.c (initialize_argument_information): Handle SSA names like
19138 decls with a non MEM_P DECL_RTL.
19140 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19142 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19143 * ipa-utils.c: Likewise.
19144 * ipa-type-escape.c: Likewise.
19145 * cgraphunit.c Do not include c-common.h.
19146 * ipa-pure-const.c: Likewise.
19147 * tree-if-conv.c: Likewise.
19148 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19149 * ipa-struct-reorg.c: Likewise.
19150 * tree-nomudflap.c: Likewise.
19151 * tree-ssa-structalias.c: Likewise.
19153 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19155 * store-motion.c: Many cleanups to make this pass a first-class
19156 citizen instead of an appendix to gcse load motion. Add TODO list
19157 to make this pass faster/cleaner/better.
19159 (struct ls_expr): Post gcse.c-split cleanups.
19160 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19161 "stores" field to "avail_stores".
19162 (pre_ldst_mems): Rename to store_motion_mems.
19163 (pre_ldst_table): Rename to store_motion_mems_table.
19164 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19165 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19166 (ldst_entry): Rename to st_expr_entry, update users.
19167 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19168 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19169 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19171 (first_ls_expr): Rename to first_st_expr, update users.
19172 (next_ls_expr): Rename to next_st_expr, update users.
19173 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19174 fields properly for store motion instead of names inherited from load
19176 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19177 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19180 (ae_kill): Rename to st_kill, update users.
19181 (ae_gen): Rename to st_avloc, update users.
19182 (transp): Rename to st_transp, update users.
19183 (pre_insert_map): Rename to st_insert_map, update users.
19184 (pre_delete_map): Rename to st_delete_map, update users.
19185 (insert_store, build_store_vectors, free_store_memory,
19186 one_store_motion_pass): Update for abovementioned changes.
19188 (gcse_subst_count, gcse_create_count): Remove.
19189 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19190 and "n_stores_created", local variables.
19192 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19195 (regvec, compute_store_table_current_insn): Remove.
19196 (reg_set_info, reg_clear_last_set): Remove.
19197 (compute_store_table): Use DF caches instead of local dataflow
19200 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19202 * c-objc-common.c (c_tree_printer): Print identifiers with
19203 pp_identifier, not pp_string. Mark "({anonymous})" for
19205 * c-pretty-print.c (pp_c_ws_string): New.
19206 (pp_c_cv_qualifier, pp_c_type_specifier,
19207 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19208 pp_c_storage_class_specifier, pp_c_function_specifier,
19209 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19210 pp_c_primary_expression, pp_c_postfix_expression,
19211 pp_c_unary_expression, pp_c_shift_expression,
19212 pp_c_relational_expression, pp_c_equality_expression,
19213 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19214 use pp_string and pp_c_ws_string in place of pp_identifier and
19215 pp_c_identifier for non-identifiers. Mark English strings for
19217 * c-pretty-print.h (pp_c_ws_string): Declare.
19219 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19220 Roland McGrath <roland@redhat.com>
19222 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19223 (ENABLE_LD_BUILDID): New configuration option.
19224 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19225 (LINK_BUILDID_SPEC): New macro.
19226 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19228 * doc/install.texi: Document --enable-linker-build-id option.
19229 * configure: Rebuild.
19230 * config.in: Rebuild.
19232 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19234 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19235 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19236 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19237 MIPS_GP_SAVE_AREA_SIZE.
19238 * config/mips/mips.c (struct mips_frame_info): Update comment
19239 before arg_pointer_offset and hard_frame_pointer_offset.
19240 (mips_compute_frame_info): Update diagram before function: to
19241 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19242 indicate the position of frame_pointer_rtx with -fstack-protector and
19243 to show args_size. Don't allocate cprestore area for leaf functions
19244 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19246 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19248 2009-04-30 Michael Matz <matz@suse.de>
19250 PR tree-optimization/39955
19251 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19253 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19255 * ira.c (setup_cover_and_important_classes): Use safe macro
19256 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19258 * genpreds.c (write_tm_preds_h): Output suitable definition of
19259 REG_CLASS_FOR_CONSTRAINT.
19261 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19263 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19265 * bitmap.c (bitmap_descriptor): Likewise.
19266 * ggc-common.c (loc_descriptor): Likewise.
19267 * varray.c (varray_descriptor): Likewise.
19268 * vec.c (vec_descriptor): Likewise.
19270 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19272 * Makefile.in (dce.o): Add $(EXCEPT_H).
19273 * dce.c: Include except.h and delete redundant vector definitions.
19274 (deletable_insn_p): Return false for non-call insns that can throw
19277 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19279 * gcse.c (ae_gen): Remove.
19280 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19281 and make non-static function to make it available in store-motion.c.
19282 Update call sites with search-and-replace.
19283 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19284 extract_mentioned_regs, extract_mentioned_regs_helper,
19285 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19286 store_killed_in_insn, store_killed_after, store_killed_before,
19287 build_store_vectors, insert_insn_start_basic_block, insert-store,
19288 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19289 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19290 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19291 * store-motion.c: ...new file. Also copy data structures from gcse.c
19292 and clean up to remove parts not used by store motion.
19293 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19294 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19296 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19299 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19300 when optimizing for size.
19302 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19304 * gcse.c (gcse_constant_p): Fix typo in last change.
19306 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19308 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19310 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19312 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19314 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19316 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19317 CONST_HIGH_PART result.
19319 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19321 * config/avr/avr.c (initial_elimination_offset): Rename to
19322 avr_initial_elimination_offset.
19323 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19324 change return type to bool.
19325 (avr_can_eliminate): New function.
19326 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19327 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19328 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19329 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19330 avr_initial_elimination_offset.
19331 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19332 (avr_initial_elimination_offset): Define.
19334 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19335 Steven Bosscher <steven@gcc.gnu.org>
19337 PR rtl-optimization/39938
19338 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19339 * cfgrtl.c: Include insn-attr.h.
19340 (rest_of_pass_free_cfg): New function.
19341 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19342 * resource.c (init_resource_info): Remove call to df_analyze.
19344 2009-04-29 Richard Guenther <rguenther@suse.de>
19347 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19348 allow conversion to signed integers.
19350 2009-04-29 Richard Guenther <rguenther@suse.de>
19352 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19353 shifts of floating point vectors if the shift amount is
19354 a constant multiple of the element size.
19356 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19357 Michael Matz <matz@suse.de>
19359 PR middle-end/39927
19361 * tree-outof-ssa.c (emit_partition_copy): New function.
19362 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19363 insert_part_to_rtx_on_edge): Perform the partition base var
19364 copy using emit_partition_copy.
19365 (insert_value_copy_on_edge): Convert constants to the right mode.
19366 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19367 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19369 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19371 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19372 scan backwards to try to find a constant to initialize it.
19374 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19375 insn before the loop_end instruction, don't look past labels.
19377 2009-04-29 Richard Guenther <rguenther@suse.de>
19379 PR middle-end/39937
19380 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19381 loose type conversions.
19382 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19383 stmts only if there are no uses of its definition.
19385 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19387 * config/bfin/bfin.h (splitting_loops): Declare.
19388 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19389 Reorder bit definitions to be ascending.
19390 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19391 * config/bfin/bfin.c (splitting_loops): New variable.
19392 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19393 (struct loop_info): Remove members INIT and LOOP_INIT.
19394 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19395 the LSETUP sequence. Allow LC to be loaded from any register, but
19396 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19397 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19399 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19400 of reload_completed.
19403 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19405 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19407 * Makefile.in (PLUGIN_VERSION_H): New.
19408 (OBJS-common): Remove plugin-version.o.
19409 (plugin.o): Depend on (PLUGIN_VERSION_H).
19410 (plugin-version.o): Remove.
19411 * configure: Regenerate
19412 * configure.ac: Create plugin-version.h.
19413 * gcc-plugin.h (plugin_gcc_version): Remove.
19414 (plugin_default_version_check): Change signature.
19415 * plugin-version.c: Remove.
19416 * plugin.c: Include plugin-version.h.
19417 (str_plugin_gcc_version_name): Remove.
19418 (try_init_one_plugin): Pass gcc version to plugin_init.
19419 (plugin_default_version_check): Both gcc and plugin versions are now
19422 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19424 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19425 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19426 Remove special case testing for last insn of inner loops. Don't fail
19427 if the loop ends with a jump, emit an extra nop instead.
19429 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19430 DREGS rather than comparing directly. Remove code that tries to
19431 account for latencies.
19433 2009-04-29 Richard Guenther <rguenther@suse.de>
19435 PR tree-optimization/39941
19436 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19437 eliminating an indirect call.
19439 2009-04-29 Richard Guenther <rguenther@suse.de>
19441 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19442 parameter. Allow invariants as base if !require_lvalue.
19443 (verify_gimple_assign_single): Adjust.
19445 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19447 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19448 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19449 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19450 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19451 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19453 * config/bfin/bfin.c (bfin_expand_builtin,
19454 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19456 2009-04-28 Richard Guenther <rguenther@suse.de>
19458 * tree-vect-loop.c (get_initial_def_for_induction): Use
19459 correct types for pointer increment.
19461 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19463 * toplev.c (print_version): Update GMP version string calculation.
19465 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19467 PR rtl-optimization/39938
19468 * resource.c (init_resource_info): Add call to df_analyze.
19470 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19472 * config/alpha/alpha.md (usegp): Cast the result of
19473 alpha_find_lo_sum_using_gp to enum attr_usegp.
19474 * config/alpha/alpha.c (override_options): Remove end-of-structure
19475 marker element from cpu_table. Use array size of cpu_table to handle
19476 -mcpu and -mtune options.
19477 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19479 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19481 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19482 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19483 tune_32 and tune_64.
19484 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19485 support on PowerPC.
19486 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19487 * config/rs6000/option-defaults.h: ... here. New file.
19488 (OPT_64, OPT_32): Define.
19489 (MASK_64BIT): Define to 0 if not already defined.
19490 (OPT_ARCH64, OPT_ARCH32): Define.
19491 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19494 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19496 * config/arm/arm.c (arm_override_options): Emit error on using
19499 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19501 PR rtl-optimization/39914
19502 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19503 registers for allocnos created from user-defined variables only
19504 when not optimizing.
19506 2009-04-28 Richard Guenther <rguenther@suse.de>
19508 PR middle-end/39937
19509 * fold-const.c (fold_binary): Use distribute_real_division only
19512 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19514 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19515 add hpux-stdint.h to tm_file.
19516 (hppa[12]*-*-hpux11*): Ditto.
19517 (ia64*-*-hpux*): Ditto.
19518 * config/hpux-stdint.h: New.
19519 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19520 __STDC_EXT__ for all compiles.
19521 * config/pa/pa-hpux.h: Ditto.
19522 * config/pa/pa-hpux10.h: Ditto.
19523 * config/pa/pa-hpux11.h: Ditto.
19525 2009-04-28 Catherine Moore <clm@codesourcery.com>
19527 * debug.h (set_name): Add comment.
19529 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19532 * config/darwin.c (machopic_gen_offset): Check
19533 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19534 * config/arm/arm.c (require_pic_register): Likewise.
19536 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19538 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19539 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19540 m32c_promote_prototypes): Delete.
19542 2009-04-28 Michael Matz <matz@suse.de>
19544 PR middle-end/39922
19545 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19548 2009-04-28 Richard Guenther <rguenther@suse.de>
19550 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19552 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19554 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19555 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19556 * config/arm/arm-tune.md: Regenerate.
19558 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19560 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19561 block if there are complex incoming edges.
19562 (sel_merge_blocks): Remove useless assert.
19563 (sel_redirect_edge_and_branch): Check that edge was redirected.
19564 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19565 (sel_find_rgns): Delete declaration.
19566 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19567 the region when it is not a preheader.
19569 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19572 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19574 2009-04-28 Richard Guenther <rguenther@suse.de>
19576 * tree.h (SSA_NAME_VALUE): Remove.
19577 (struct tree_ssa_name): Remove value_handle member.
19578 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19579 array for jump threading.
19580 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19582 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19583 * tree-flow.h (threadedge_initialize_values): Declare.
19584 (threadedge_finalize_values): Likewise.
19585 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19586 (SSA_NAME_VALUE): Define.
19587 (threadedge_initialize_values): New function.
19588 (threadedge_finalize_values): Likewise.
19589 * tree-ssa-dom.c (ssa_name_values): New global variable.
19590 (SSA_NAME_VALUE): Define.
19591 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19593 2009-04-28 Ira Rosen <irar@il.ibm.com>
19595 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19596 Use REPORT_VECTORIZED_LOCATIONS instead
19597 REPORT_VECTORIZED_LOOPS.
19598 * tree-vectorizer.c (vect_verbosity_level): Make static.
19599 (vect_loop_location): Rename to vect_location.
19600 (vect_set_verbosity_level): Update comment.
19601 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19603 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19604 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19605 instead REPORT_UNVECTORIZED_LOOPS.
19606 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19607 and vect_loop_def to vect_external_def and vect_internal_def.
19608 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19609 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19610 REPORT_UNVECTORIZED_LOCATIONS.
19611 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19612 and vect_used_in_loop and to vect_unused_in_scope and
19613 vect_used_in_scope.
19614 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19615 (vect_verbosity_level): Remove declaration.
19616 (vect_analyze_operations): Likewise.
19617 (vect_analyze_stmt): Declare.
19618 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19619 REPORT_UNVECTORIZED_LOCATIONS.
19620 (vect_get_loop_niters): Fix indentation.
19621 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19622 (vect_analyze_loop_operations): New function.
19623 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19624 vect_analyze_operations.
19625 (vect_is_simple_reduction): Use new names.
19626 (vectorizable_live_operation, vect_transform_loop): Likewise.
19627 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19628 to specify whether the data references can be a part of interleaving
19630 (vect_analyze_data_ref_dependence): Use new names.
19631 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19632 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19633 * tree-vect-patterns.c (widened_name_p): Use new names.
19634 (vect_recog_dot_prod_pattern): Likewise.
19635 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19636 (process_use, vect_mark_stmts_to_be_vectorized,
19637 vect_model_simple_cost, vect_model_store_cost,
19638 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19639 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19640 vectorizable_operation, vectorizable_type_demotion,
19641 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19642 vectorizable_condition): Likewise.
19643 (vect_analyze_operations): Split into vect_analyze_loop_operations
19645 (vect_analyze_stmt): ... new function.
19646 (new_stmt_vec_info): Use new names.
19647 (vect_is_simple_use): Use new names and fix comment.
19648 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19649 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19651 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19654 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19655 and integer modes for x87 operands. Do not ICE for unsupported size,
19656 generate error instead. Generate error for unsupported operand types.
19657 ['z']: Do not handle HImode memory operands specially. Warning
19658 for floating-point operands. Fallthru to 'Z' for unsupported operand
19659 types. Do not ICE for unsupported size, generate error instead.
19660 (output_387_binary_op): Use %Z to output operands.
19661 (output_fp_compare): Ditto.
19662 (output_387_reg_move): Ditto.
19664 2009-04-28 Ben Elliston <bje@au.ibm.com>
19669 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19671 * builtins.c (c_strlen): Do not warn here.
19672 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19673 * c-common.c (pointer_int_sum): Take an explicit location.
19674 Warn about offsets out of bounds.
19675 * c-common.h (pointer_int_sum): Adjust declaration.
19677 2009-04-27 Ian Lance Taylor <iant@google.com>
19679 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19681 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19682 * df-core.c (df_set_flags): Change return type to int. Change
19683 type of old_flags to int.
19684 (df_clear_flags): Likewise.
19685 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19686 (df_get_conditional_uses): Likewise.
19687 * df.h (df_set_flags, df_clear_flags): Update declarations.
19688 * dwarf2out.c (struct indirect_string_node): Change type of form
19689 field to enum dwarf_form.
19690 (AT_string_form): Change return type to enum dwarf_form.
19691 * fixed-value.c (fixed_compare): Add cast to enum type.
19692 * fwprop.c (update_df): Change 0 to VOIDmode.
19693 * gensupport.c: Change 0 to UNKNOWN.
19694 * gimple.h (gimple_cond_code): Add cast to enum type.
19695 * haifa-sched.c (reemit_notes): Add cast to enum type.
19696 * hooks.c (hook_int_void_no_regs): Remove function.
19697 * hooks.h (hook_int_void_no_regs): Remove declaration.
19698 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19699 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19700 * real.c (real_arithmetic): Add cast to enum type.
19701 (real_compare): Likewise.
19702 * target.h (struct gcc_target): Change return type of
19703 branch_target_register_class to enum reg_class.
19704 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19705 default_branch_target_register_class.
19706 * targhooks.c (default_branch_target_register_class): New function.
19707 * targhooks.h (default_branch_target_register_class): Declare.
19708 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19709 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19711 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19713 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19714 vect_uninitialized_def. Change 0 to ERROR_MARK.
19715 * tree-vect-stmts.c (supportable_widening_operation): Don't
19716 initialize icode1 and icode2.
19717 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19718 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19720 (cmn_err_flag_specs): Change 0 to STD_C89.
19721 (cmn_err_char_table): Likewise.
19722 * config/arm/arm.c (get_arm_condition_code): Change type of code
19723 to enum arm_cond_code.
19724 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19725 (IWMMXT_BUILTIN2): Likewise.
19726 (neon_builtin_type_bits): Don't define typedef.
19727 (neon_builtin_datum): Change type of bits field to int.
19728 (arm_expand_neon_args): Add cast to enum type.
19729 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19731 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19732 casts to enum type.
19733 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19735 * config/mips/mips.md (jal_macro): Return enum constant.
19736 (single_insn): Likewise.
19737 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19739 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19740 casts to enum type.
19741 * config/s390/s390.c (s390_tune_flags): Change type to int.
19742 (s390_arch_flags): Likewise.
19743 (s390_handle_arch_option): Change flags field of struct pta to int.
19744 * config/s390/s390.h (s390_tune_flags): Update declaration.
19745 (s390_arch_flags): Likewise.
19746 * config/sh/sh.c (prepare_move_operands): Compare
19747 tls_symbolic_operand result with enum constant.
19748 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19749 (sh_expand_prologue): Add cast to enum type.
19750 (sh_expand_epilogue): Likewise.
19751 (tls_symbolic_operand): Change return type to enum tls_model.
19752 (fpscr_set_from_mem): Add cast to enum type.
19753 (legitimize_pic_address): Compare tls_symbolic_operand result with
19755 (sh_target_reg_class): Change return type to enum reg_class.
19756 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19758 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19759 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19760 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19761 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19762 (delayed_branch, tls_call_delay): Likewise.
19763 (eligible_for_sibcall_delay): Likewise.
19764 (eligible_for_return_delay): Likewise.
19765 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19766 (spu_expand_builtin_1): Likewise.
19768 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19769 for all types of conversions.
19770 (output_init_element): Issue -Wc++-compat warning if needed when
19771 initializing a bitfield with enum type.
19772 * c-parser.c (c_parser_expression): Set original_type to
19773 original_type of right hand operand of comma operator.
19775 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19777 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19779 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19780 * doc/cpp.texi (Standard Predefined Macros)
19781 (Implementation-defined behavior): Likewise.
19782 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19783 * doc/gimple.texi (GIMPLE Exception Handling)
19784 (@code{GIMPLE_ASSIGN}): Likewise.
19785 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19786 * doc/invoke.texi (Warning Options, Optimize Options)
19787 (AVR Options, Darwin Options): Likewise.
19788 (Optimize Options): Reformulate -fwhole-program description.
19789 * doc/loop.texi (Lambda): Likewise.
19790 * doc/md.texi (Output Template, Define Constraints)
19791 (Standard Names, Insn Splitting): Likewise.
19792 * doc/options.texi (Option properties): Likewise.
19793 * doc/passes.texi (Tree-SSA passes): Likewise.
19794 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19795 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19796 (File Names and DBX): Likewise.
19797 * doc/trouble.texi (Incompatibilities): Likewise.
19799 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19801 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19802 instruction is correct.
19804 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19806 Allow non-constant arguments to conversion intrinsics.
19807 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19808 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19809 * spu.c (print_operand): Handle 'v' and 'w'.
19810 (exp2_immediate_p, spu_gen_exp2): Define.
19811 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19812 spu_convtf_1): Update parameter descriptions.
19813 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19814 * constraints.md ('v', 'w'): New.
19815 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19817 (i2f, I2F): New define_mode_attr.
19818 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19819 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19820 fixuns_truncv4sfv4si2): Update to use mode attribute.
19821 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19822 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19823 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19824 patterns for combine.
19826 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19828 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19829 (cprop, hoist, pre, store_motion): New debug counters.
19830 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19831 is not an RTL pass anymore.
19832 (pass_profiling): Remove extern decl for pass removed in 2005.
19833 (pass_gcse, pass_jump_bypass): Remove.
19834 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19835 to 0 for clean state.
19836 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19837 * cse.c (gate_handle_cse_after_global_opts,
19838 rest_of_handle_cse_after_global_opts): New functions.
19839 (pass_cse_after_global_opts): New pass, does local CSE.
19840 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19841 (TV_CPROP): New timevar.
19842 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19843 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19844 (gcse_main, recompute_all_luids): Remove.
19845 (compute_hash_table_work): Call max_reg_num instead of reading
19847 (cprop_jump): Don't set run_jump_opt_after_gcse.
19848 (constprop_register): Always allow to alter jumps.
19849 (cprop_insn): Likewise.
19850 (do_local_cprop): Likewise.
19851 (local_cprop_pass): Likewise. Return non-zero if something changed.
19852 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19853 (find_implicit_sets): Add note about missed optimization opportunity.
19854 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19855 pass_rtl_cprop execute function.
19856 Don't bother tracking the pass number, each pass gets its own dumpfile
19858 Always allow to alter jumpsand bypass jumps.
19859 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19860 will just find no suitable set.
19861 (pre_edge_insert): Fix dumping, this function is for PRE only.
19862 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19863 pass_rtl_pre execute function.
19864 (hoist_code): Return non-zero if something changed. Keep track of
19865 substitutions and insertions for statistics gathering similar to PRE.
19866 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19867 called from the pass_rtl_hoist execute function. Show pass statistics.
19868 (compute_store_table): Use max_reg_num directly instead of using the
19869 formerly global max_gcse_regno.
19870 (build_store_vectors): Likewise.
19871 (replace_store_insn): Fix dumping.
19872 (store_motion): Rename to ...
19873 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19874 pass, called from the pass_rtl_store_motion execute function. Keep
19875 track of substitutions and insertions for statistics gathering similar
19877 (bypass_jumps): Remove, fold interesting bits into ...
19878 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19879 from the pass_rtl_cprop execute function.
19880 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19881 pass_jump_bypass): Remove.
19882 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19883 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19884 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19885 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19886 (gate_rtl_store_motion, execute_rtl_store_motion,
19887 pass_rtl_store_motion): New.
19888 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19889 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19890 * passes.c (init_optimization_passes): Remove pass_gcse and
19891 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19892 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19893 instead of pass_jump_bypass.
19895 2009-04-27 Richard Guenther <rguenther@suse.de>
19897 PR middle-end/39928
19898 * gimplify.c (gimplify_expr): If we are required to create
19899 a temporary make sure it ends up as register.
19901 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19904 * config/i386/i386.c (construct_container): Don't call
19905 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19906 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19908 2009-04-27 Michael Matz <matz@suse.de>
19910 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19911 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19912 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19913 (dump_replaceable_exprs): Take a bitmap.
19914 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19916 (expand_gimple_basic_block): Likewise.
19917 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19918 replaceable_expressions member a bitmap.
19919 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19920 (mark_replaceable): Likewise.
19921 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19922 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19924 2009-04-27 Richard Guenther <rguenther@suse.de>
19926 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19927 (verify_stmts): Dispatch to gimple/type verification code.
19928 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19929 issue with call argument types.
19931 2009-04-27 Michael Matz <matz@suse.de>
19933 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19934 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19937 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19938 Eric Botcazou <ebotcazou@adacore.com>
19940 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19941 a label's basic block.
19942 (mark_target_live_regs): Tidy and rework obsolete comments.
19943 Change back DF problem to LIVE. If a label starts a basic block,
19944 assume that all registers that used to be live then still are.
19945 (init_resource_info): If a label starts a basic block, set its
19946 BLOCK_FOR_INSN accordingly.
19947 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19949 2009-04-27 Richard Guenther <rguenther@suse.de>
19951 * tree-flow-inline.h (function_ann): Remove.
19952 (get_function_ann): Likewise.
19953 * tree-dfa.c (create_function_ann): Remove.
19954 * tree-flow.h (struct static_var_ann_d): Remove.
19955 (struct function_ann_d): Likewise.
19956 (union tree_ann_d): Remove fdecl member.
19957 (function_ann_t): Remove.
19958 (function_ann, get_function_ann, create_function_ann): Remove
19961 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19963 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19965 2009-04-27 Jan Hubicka <jh@suse.cz>
19967 * ipa-pure-const.c (struct funct_state_d): New fields
19968 state_previously_known, looping_previously_known; remove
19969 state_set_in_source.
19970 (analyze_function): Use new fields.
19971 (propagate): Avoid assumption that state_set_in_source imply
19974 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19975 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19976 * cfgloop.h (finite_loop_p): Declare.
19978 2009-04-26 Michael Matz <matz@suse.de>
19980 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19982 2009-04-26 Michael Matz <matz@suse.de>
19984 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19985 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19986 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19987 pass_mark_used_blocks): Remove.
19988 * tree-optimize.c (pass_free_datastructures,
19989 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19990 * passes.c (init_optimization_passes): Don't call
19991 pass_mark_used_blocks, remove dead code.
19993 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19995 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19996 * tree-ssa-live.h (register_ssa_partition): Likewise.
19998 2009-04-26 Michael Matz <matz@suse.de>
20001 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20002 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20003 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20005 (compare_pairs): Swap cost comparison.
20006 (coalesce_ssa_name): Don't use change_partition_var.
20007 * tree-nrv.c (struct nrv_data): Add modified member.
20008 (finalize_nrv_r): Set it.
20009 (tree_nrv): Use it to update statements.
20010 (pass_nrv): Require PROP_ssa.
20011 * tree-mudflap.c (mf_decl_cache_locals,
20012 mf_build_check_statement_for): Use make_rename_temp.
20013 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20014 * alias.c (find_base_decl): Handle SSA names.
20015 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20016 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20017 * rtl.h (set_reg_attrs_for_parm): Declare.
20018 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20019 to "optimized", remove unused locals at finish.
20020 (execute_free_datastructures): Make global, call
20021 delete_tree_cfg_annotations.
20022 (execute_free_cfg_annotations): Don't call
20023 delete_tree_cfg_annotations.
20025 * ssaexpand.h: New file.
20026 * expr.c (toplevel): Include ssaexpand.h.
20027 (expand_assignment): Handle SSA names the same as register variables.
20028 (expand_expr_real_1): Expand SSA names.
20029 * cfgexpand.c (toplevel): Include ssaexpand.h.
20030 (SA): New global variable.
20031 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20032 (SSAVAR): New macro.
20033 (set_rtl): New helper function.
20034 (add_stack_var): Deal with SSA names, use set_rtl.
20035 (expand_one_stack_var_at): Likewise.
20036 (expand_one_stack_var): Deal with SSA names.
20037 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20038 before unique numbers.
20039 (expand_stack_vars): Use set_rtl.
20040 (expand_one_var): Accept SSA names, add asserts for them, feed them
20041 to above subroutines.
20042 (expand_used_vars): Expand all partitions (without default defs),
20043 then only the local decls (ignoring those expanded already).
20044 (expand_gimple_cond): Remove edges when jumpif() expands an
20045 unconditional jump.
20046 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20047 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20049 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20050 members of SA; deal with PARM_DECL partitions here; expand
20051 all PHI nodes, free tree datastructures and SA. Commit instructions
20052 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20053 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20054 info and statements at start, collect garbage at finish.
20055 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20056 (VAR_ANN_PARTITION) Remove.
20057 (change_partition_var): Don't declare.
20058 (partition_to_var): Always return SSA names.
20059 (var_to_partition): Only accept SSA names.
20060 (register_ssa_partition): Only check argument.
20061 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20063 (delete_var_map): Don't free it.
20064 (var_union): Only accept SSA names, simplify.
20065 (partition_view_init): Mark only useful SSA names as used.
20066 (partition_view_fini): Only deal with SSA names.
20067 (change_partition_var): Remove.
20068 (dump_var_map): Use ssa_name instead of partition_to_var member.
20069 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20071 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20072 (struct _elim_graph): New member const_dests; nodes member vector of
20074 (set_location_for_edge): New static helper.
20075 (create_temp): Remove.
20076 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20077 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20078 (new_elim_graph): Allocate const_dests member.
20079 (clean_elim_graph): Truncate const_dests member.
20080 (delete_elim_graph): Free const_dests member.
20081 (elim_graph_size): Adapt to new type of nodes member.
20082 (elim_graph_add_node): Likewise.
20083 (eliminate_name): Likewise.
20084 (eliminate_build): Don't take basic block argument, deal only with
20085 partition numbers, not variables.
20086 (get_temp_reg): New static helper.
20087 (elim_create): Use it, deal with RTL temporaries instead of trees.
20088 (eliminate_phi): Adjust all calls to new signature.
20089 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20090 (rewrite_trees): Only do checking.
20091 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20092 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20093 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20094 contains_tree_r, MAX_STMTS_IN_LATCH,
20095 process_single_block_loop_latch, analyze_edges_for_bb,
20096 perform_edge_inserts): Remove.
20097 (expand_phi_nodes): New global function.
20098 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20099 functions, initialize new parameter, remember partitions having a
20101 (finish_out_of_ssa): New global function.
20102 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20103 don't reset in_ssa_p here, don't disable TER when mudflap.
20104 (pass_del_ssa): Remove.
20105 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20107 (execute_free_datastructures): Declare.
20108 * Makefile.in (SSAEXPAND_H): New variable.
20109 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20110 * basic-block.h (commit_one_edge_insertion): Declare.
20111 * passes.c (init_optimization_passes): Move pass_nrv and
20112 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20113 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20114 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20115 (redirect_branch_edge): Deal with super block when expanding, split
20116 out jump patching itself into ...
20117 (patch_jump_insn): ... here, new static helper.
20119 2009-04-26 Michael Matz <matz@suse.de>
20121 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20122 beyond num_ssa_names.
20123 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20124 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20126 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20128 PR inline-asm/39543
20129 * fwprop.c (forward_propagate_asm): New function.
20130 (forward_propagate_and_simplify): Propagate also into __asm, if it
20131 doesn't increase the number of referenced registers.
20134 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20136 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20138 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20139 note_nonlocal_vla_type for nonlocal VLAs.
20140 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20141 contains_remapped_vars, remap_vla_decls): New functions.
20142 (convert_nonlocal_reference_stmt): If not optimizing, call
20143 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20144 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20145 if it wasn't found in var_map.
20146 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20147 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20148 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20150 * gimplify.c (nonlocal_vlas): New variable.
20151 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20153 (gimplify_body): Create and destroy nonlocal_vlas.
20155 * dwarf2out.c (loc_descr_plus_const): New function.
20156 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20157 mem_loc_descriptor, loc_descriptor_from_tree_1,
20158 descr_info_loc, gen_variable_die): Use it.
20160 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20161 !TREE_STATIC VAR_DECLs.
20162 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20163 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20164 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20165 DECL_BY_REFERENCE is valid.
20166 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20167 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20168 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20169 Copy DECL_BY_REFERENCE.
20170 (struct nesting_copy_body_data): New type.
20171 (nesting_copy_decl): New function.
20172 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20173 if they have variable length.
20175 2009-04-26 Michael Matz <matz@suse.de>
20177 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20178 mark new temporaries for renaming.
20180 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20183 * c-decl.c (global_bindings_p): Return negative value.
20184 (c_variable_size): New. Based on variable_size from
20186 (grokdeclarator): Call c_variable_size not variable_size.
20188 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20190 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20192 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20194 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20195 Redefine it to just use mingw/include.
20196 (ASM_SPEC): Rules for -m32 and -m64.
20197 (LINK_SPEC): Use Likewise.
20198 (SPEC_32): New define.
20199 (SPEC_64): Likewise.
20200 (SUB_LINK_SPEC): Likewise.
20201 (MULTILIB_DEFAULTS): New define.
20202 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20203 Add multilib options.
20204 (MULTILIB_DIRNAMES): Likewise.
20205 (MULTILIB_OSDIRNAMES): Likewise.
20206 (LIBGCC): Likewise.
20207 (INSTALL_LIBGCC): Likewise.
20209 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20212 * c-tree.h (enum c_inline_static_type): New.
20213 (record_inline_static): Declare.
20214 * c-decl.c (struct c_inline_static, c_inline_statics,
20215 record_inline_static, check_inline_statics): New.
20216 (pop_file_scope): Call check_inline_statics.
20217 (start_decl): Call record_inline_static instead of pedwarning
20218 directly for static in inline function.
20219 * c-typeck.c (build_external_ref): Call record_inline_static
20220 instead of pedwarning directly for static referenced in inline
20223 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20225 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20226 not new but only being rescanned.
20227 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20228 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20229 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20230 record_set_info, compute_set, grealloc): Remove.
20231 (recompute_all_luids): New function.
20232 (gcse_main): Don't compute sets, and don't do related memory
20233 allocations/free-ing. If something changed before the end of the
20234 pass, update LUIDs using recompute_all_luids.
20235 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20236 (free_gcse_mem): Don't free it either.
20237 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20238 Use the df insn LUIDs.
20239 (load_killed_in_block): Likewise.
20240 (compute_hash_table_work): Don't compute reg_set_in_block.
20241 (compute_transp): Use DF_REG_DEF_CHAINs.
20242 (local_cprop_pass): Don't use compute_sets and related functions.
20243 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20244 Use get_max_uid() instead of max_cuid.
20245 (insert_insn_end_basic_block, pre_insert_copy_insn,
20246 update_ld_motion_stores): Don't try to
20247 keep reg_set tables up to date.
20248 (pre_insert_copies): Use df insn LUIDs.
20249 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20250 (reg_set_info): Don't use extra bitmap argument.
20251 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20252 information to compute regs_set_in_block.
20253 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20254 (bypass_jumps): Don't use compute_sets and friends.
20256 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20259 * opts.c (undocumented_msg): Do not leave blank even with
20262 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20264 * c-decl.c (build_enumerator): Allow values folding to integer
20265 constants but not integer constant expressions with a pedwarn if
20268 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20271 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20272 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20273 type is an integer constant.
20275 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20278 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20281 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20284 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20285 with variably modified return type and no storage class
20286 specifiers, except for the case of nested functions. Distinguish
20287 extern declarations of functions with variably modified return
20288 types from those of objects with variably modified types.
20290 2009-04-25 Jan Hubicka <jh@suse.cz>
20292 * tree.c (list_equal_p): New function.
20293 * tree.h (list_equal_p): Declare.
20294 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20295 basic_block_def, basic_block, const_basic_block): New.
20296 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20297 (redirect_eh_edge): New function.
20298 (make_eh_edge_update_phi): EH edges are not abnormal.
20299 * except.c: Include tree-flow.h.
20300 (list_match): New function.
20301 (eh_region_replaceable_by_p): New function.
20302 (replace_region): New function.
20303 (hash_type_list): New function.
20304 (hash_eh_region): New function.
20305 (eh_regions_equal_p): New function.
20306 (merge_peers): New function.
20307 (remove_unreachable_regions): Verify EH tree when checking;
20309 (copy_eh_region_1): New function.
20310 (copy_eh_region): New function.
20311 (push_reachable_handler): New function.
20312 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20313 regions without label but with live RESX.
20314 * except.h (redirect_eh_edge_to_label): New.
20315 * tree-flow.h (redirect_eh_edge): New.
20316 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20317 basic_block_def, basic_block, const_basic_block): Remove.
20318 * Makefile.in (except.o): Add dependency on tree-flow.h
20319 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20320 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20323 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20326 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20327 on the destination of memcpy.
20329 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20331 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20332 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20333 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20335 2009-04-25 Jan Hubicka <jh@suse.cz>
20337 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20338 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20339 to be reached by different label than left.
20340 (update_eh_edges): Update comment; remove edge_to_remove if possible
20341 and return true if suceeded.
20342 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20343 (cleanup_eh): Compute sharing map.
20344 * except.c (remove_eh_handler_and_replace): Add argument if we should
20346 (remove_unreachable_regions): Update for label sharing.
20347 (label_to_region_map): Likewise.
20348 (get_next_region_sharing_label): New function.
20349 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20351 (remove_eh_handler): Update.
20352 (remove_eh_region_and_replace_by_outer_of): New function.
20353 * except.h (struct eh_region): Add next_region_sharing_label.
20354 (remove_eh_region_and_replace_by_outer_of,
20355 get_next_region_sharing_label): Declare.
20356 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20358 2009-04-25 Jan Hubicka <jh@suse.cz>
20360 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20361 insert code even if they are not critical.
20363 2009-04-25 Jan Hubicka <jh@suse.cz>
20365 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20366 (gimple_can_remove_branch_p): EH edges won't remove branch by
20368 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20369 updating of non-abnormal EH edges.
20370 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20371 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20372 (split_critical_edges): Split also edges where emitting code on them
20373 will lead to splitting later.
20375 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20376 H.J. Lu <hongjiu.lu@intel.com>
20379 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20380 the configured assembler supports fildq and fistpq mnemonics.
20381 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20382 * configure: Regenerated.
20383 * config.in: Ditto.
20385 * config/i386/i386.c (print_operand): Handle 'Z'.
20386 ['z']: Remove handling of special fild/fist suffixes.
20387 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20388 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20389 suffix of fild insn.
20390 (*floatsi<mode>2_vector_mixed): Ditto.
20391 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20392 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20393 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20394 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20395 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20397 2009-04-25 Ben Elliston <bje@au.ibm.com>
20399 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20400 the source of a set operation.
20402 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20404 * target.h (struct gcc_target): Add case_values_threshold field.
20405 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20406 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20407 * targhooks.c (default_case_values_threshold): New function.
20408 * targhooks.h (default_case_values_threshold): Declare function.
20409 * stmt.c (expand_case): Use case_values_threshold target hook.
20410 * expr.h (case_values_threshold): Remove declartation.
20411 * expr.c (case_values_threshold): Remove function.
20412 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20414 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20415 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20416 (avr_case_values_threshold): Declare as static.
20417 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20419 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20420 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20421 (mn10300_case_values_threshold): New function.
20423 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20425 * ira.c (setup_cover_and_important_classes): Add enum cast.
20427 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20429 * genpreds.c (write_enum_constraint_num): Output definition of
20430 CONSTRAINT_NUM_DEFINED_P macro.
20431 * ira.c (setup_cover_and_important_classes): Use
20432 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20434 2009-04-24 DJ Delorie <dj@redhat.com>
20436 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20437 __SH2A_SINGLE_ONLY__ also.
20439 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20441 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20442 (movdf_internal): Ditto.
20443 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20444 SFmode and DFmode constants.
20445 (ia64_print_operand): Add 'G' format for printing
20446 floating point constants.
20448 2009-04-24 Richard Guenther <rguenther@suse.de>
20450 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20451 from unsigned additions.
20453 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20455 * c-typeck.c (set_init_index): Allow array designators that are
20456 not integer constant expressions with a pedwarn if pedantic.
20458 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20460 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20461 zero if no overlap in nonzero bits between the operands.
20463 2009-04-24 Ian Lance Taylor <iant@google.com>
20465 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20466 (record_dead_and_set_regs): Likewise.
20467 * df.h (struct df_mw_hardreg): Change flags field to int.
20468 (struct df_base_ref): Likewise.
20469 (struct df): Change changeable_flags field to int.
20470 * df-scan.c (df_defs_record): Change clobber_flags to int.
20471 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20472 constants rather than #define macros.
20473 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20474 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20475 (enum dwarf_calling_convention): Likewise.
20476 (enum dwarf_line_number_x_ops): Likewise.
20477 (enum dwarf_call_frame_info): Likewise.
20478 (enum dwarf_source_language): Likewise.
20479 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20480 (add_calling_convention_attribute): Likewise.
20481 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20482 (combine_comparisons): Change compcode to int. Add cast to enum type.
20483 * genrecog.c (maybe_both_true_2): Change c to int.
20484 (write_switch): Likewise. Add cast to enum type.
20485 * gimplify.c (gimplify_omp_for): Handle return values from
20486 gimplify_expr using MIN rather than bitwise or.
20487 (gimplify_expr): Add cast to enum type.
20488 * ipa-prop.c (update_jump_functions_after_inlining): Change
20489 IPA_BOTTOM to IPA_JF_UNKNOWN.
20490 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20491 Add casts to enum type.
20492 (setup_cover_and_important_classes): Change cl to int. Add casts
20494 (setup_class_translate): Change cl and mode to int.
20495 (ira_init_once): Change mode to int.
20496 (free_register_move_costs): Likewise.
20497 (setup_prohibited_mode_move_regs): Add casts to enum type.
20498 * langhooks.c (add_builtin_function_common): Rework assertion that
20499 value fits bitfield.
20500 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20501 * omega.c (omega_do_elimination): Avoid math on enum types.
20502 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20503 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20504 int local to handle integral_argment value.
20505 * regmove.c (try_auto_increment): Change PUT_MODE to
20507 * reload.c (push_secondary_reload): Add casts to enum type.
20508 (secondary_reload_class, find_valid_class): Likewise.
20509 * reload1.c (emit_input_reload_insns): Likewise.
20510 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20511 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20512 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20514 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20515 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20517 (expand_complex_libcall): Add casts to enum type.
20518 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20519 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20520 with ERROR_MARK, not NUM_TREE_CODES.
20521 (vect_create_epilog_for_reduction): Likewise.
20522 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20523 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20524 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20526 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20527 vect_unused_in_loop. Change 0 to loop_vect.
20528 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20529 * var-tracking.c (get_init_value): Change return type to enum
20531 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20532 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20534 (arm_override_options): Add casts to enum type.
20535 (arm_emit_tls_decoration): Likewise.
20536 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20538 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20539 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20540 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20542 * config/s390/s390.c (code_for_builtin_64): Change to array of
20544 (code_for_builtin_31): Likewise.
20545 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20547 * config/sparc/sparc.c (sparc_override_options): Change value
20548 field in struct code_model to enum cmodel. In initializer change
20549 0 to NULL and add cast to enum type.
20551 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20552 Change all callers. Issue a -Wc++-compat warning using
20553 lhs_origtype if necessary.
20554 (convert_for_assignment): Issue -Wc++-compat warnings about
20555 invalid conversions to enum type on assignment.
20556 * c-common.h (build_modify_expr): Update declaration.
20558 2009-04-24 Nick Clifton <nickc@redhat.com>
20560 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20561 (function_arg_advance): Likewise.
20562 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20565 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20567 * config/s390/constraints.md ('I', 'J'): Fix condition.
20569 2009-04-24 Diego Novillo <dnovillo@google.com>
20571 * gengtype-parse.c (parse_error): Add newline after message.
20573 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20575 * config/i386/sse.md (avxmodesuffixs): Removed.
20576 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20577 (*avx_pinsr<ssevecsize>): This.
20579 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20581 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20582 follow chains of regs with a single definition, and allow expressions
20583 that are function_invariant_p.
20584 (simple_rhs_p): Allow expressions that are function_invariant_p.
20586 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20588 PR middle-end/39867
20589 * fold-const.c (fold_cond_expr_with_comparison): When folding
20590 > and >= to MAX, make sure the MAX uses the same type as the
20591 comparison's operands.
20593 2009-04-24 Nick Clifton <nickc@redhat.com>
20595 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20596 addressing for DImode accesses.
20597 (frv_print_operand_address): Handle PLUS case.
20598 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20600 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20602 PR rtl-optimization/39794
20603 * alias.c (canon_true_dependence): Add x_addr argument.
20604 * rtl.h (canon_true_dependence): Adjust prototype.
20605 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20606 * cselib.c (cselib_invalidate_mem): Likewise.
20607 * gcse.c (compute_transp): Likewise.
20608 * dse.c (scan_reads_nospill): Likewise.
20609 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20610 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20611 canon_base_addr of the group, plus optional offset.
20612 (struct group_info): Rename canon_base_mem to
20614 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20615 canon_rtx of base_mem.
20617 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20619 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20620 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20622 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20624 * config/spu/spu-builtins.h: Delete file.
20626 * config/spu/spu.h (enum spu_builtin_type): Move here from
20628 (struct spu_builtin_description): Likewise. Add GTY marker.
20629 Do not use enum spu_function_code or enum insn_code.
20630 (spu_builtins): Add extern declaration.
20632 * config/spu/spu.c: Do not include "spu-builtins.h".
20633 (enum spu_function_code, enum spu_builtin_type_index,
20634 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20635 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20636 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20637 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20638 (spu_builtin_types): Make static. Add GTY marker.
20639 (spu_builtins): Add extern declaration with GTY marker.
20640 Include "gt-spu.h".
20642 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20643 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20644 Check programmatically whether all parameters are scalar.
20646 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20648 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20650 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20651 assignment from the constructor either if the target is volatile.
20653 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20655 * config/arm/arm.md (insv): Do not share operands[0].
20657 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20659 * config/vxlib-tls.c (active_tls_threads): Delete.
20660 (delete_hook_installed): New.
20661 (tls_delete_hook): Don't delete the delete hook.
20662 (tls_destructor): Delete it here.
20663 (__gthread_set_specific): Adjust installing the delete hook.
20664 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20665 __gthread_leave_tsd_dtor_context.
20667 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20669 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20671 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20673 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20675 (alpha_rtx_costs): Ditto.
20676 (emit_unlikely_jump): Use add_reg_note.
20677 (emit_frame_store_1): Ditto.
20678 (alpha_expand_prologue): Ditto.
20679 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20680 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20682 2009-04-23 Nick Clifton <nickc@redhat.com>
20684 * config/v850/v850.md (epilogue): Remove suppressed code.
20685 (return): Rename to return_simple and remove test of frame size.
20686 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20687 to gen_return_simple.
20689 2009-04-22 Jing Yu <jingyu@google.com>
20692 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20694 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20697 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20698 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20699 value is a VECTOR_CST, the element type is the element type of the
20702 2009-04-22 DJ Delorie <dj@redhat.com>
20704 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20706 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20708 * alias.c (find_base_term): Move around LO_SUM case, so that
20709 CONST falls through into PLUS/MINUS handling.
20712 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20713 into 0, use omit_one_operand.
20715 2009-04-23 Ben Elliston <bje@au.ibm.com>
20717 * config/rs6000/linux-unwind.h (get_regs): Remove type
20718 puns. Change the type of `pc' to an array of unsigned ints and
20719 update all users. Constify frame24.
20721 2009-04-22 DJ Delorie <dj@redhat.com>
20723 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20724 declarations before code.
20725 (current_function_special_page_vector): Likewise.
20726 (m32c_expand_insv): Silence a warning.
20728 2009-04-21 Taras Glek <tglek@mozilla.com>
20730 * alias.c: Update GTY annotations to new syntax.
20731 * basic-block.h: Likewise.
20732 * bitmap.h: Likewise.
20733 * c-common.h: Likewise.
20734 * c-decl.c: Likewise.
20735 * c-parser.c: Likewise.
20736 * c-pragma.c: Likewise.
20737 * c-tree.h: Likewise.
20738 * cfgloop.h: Likewise.
20739 * cgraph.h: Likewise.
20740 * config/alpha/alpha.c: Likewise.
20741 * config/arm/arm.h: Likewise.
20742 * config/avr/avr.h: Likewise.
20743 * config/bfin/bfin.c: Likewise.
20744 * config/cris/cris.c: Likewise.
20745 * config/darwin.c: Likewise.
20746 * config/frv/frv.c: Likewise.
20747 * config/i386/i386.c: Likewise.
20748 * config/i386/i386.h: Likewise.
20749 * config/i386/winnt.c: Likewise.
20750 * config/ia64/ia64.h: Likewise.
20751 * config/iq2000/iq2000.c: Likewise.
20752 * config/mips/mips.c: Likewise.
20753 * config/mmix/mmix.h: Likewise.
20754 * config/pa/pa.c: Likewise.
20755 * config/pa/pa.h: Likewise.
20756 * config/rs6000/rs6000.c: Likewise.
20757 * config/s390/s390.c: Likewise.
20758 * config/sparc/sparc.c: Likewise.
20759 * config/xtensa/xtensa.c: Likewise.
20760 * cselib.h: Likewise.
20761 * dbxout.c: Likewise.
20762 * dwarf2out.c: Likewise.
20763 * except.c: Likewise.
20764 * except.h: Likewise.
20765 * fixed-value.h: Likewise.
20766 * function.c: Likewise.
20767 * function.h: Likewise.
20768 * gimple.h: Likewise.
20769 * integrate.c: Likewise.
20770 * optabs.c: Likewise.
20771 * output.h: Likewise.
20772 * real.h: Likewise.
20774 * stringpool.c: Likewise.
20775 * tree-data-ref.c: Likewise.
20776 * tree-flow.h: Likewise.
20777 * tree-scalar-evolution.c: Likewise.
20778 * tree-ssa-address.c: Likewise.
20779 * tree-ssa-alias.h: Likewise.
20780 * tree-ssa-operands.h: Likewise.
20781 * tree.c: Likewise.
20782 * tree.h: Likewise.
20783 * varasm.c: Likewise.
20784 * varray.h: Likewise.
20786 * coretypes.h: Do not define GTY macro if it is already defined.
20787 * doc/gty.texi: Update GTY documentation to new syntax.
20788 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20789 annotations on structs.
20790 * gengtype-parse.c: Likewise.
20792 2009-04-22 Mark Heffernan <meheff@google.com>
20794 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20796 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20798 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20801 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20803 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20804 the same as a PLUS without a shift. Increase the cost of a
20807 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20809 * Makefile.in: Update dependencies.
20810 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20811 * errors.h: Remove bogus comment about compatibility.
20812 (warning): Update declaration.
20813 * genautomata.c: Update all calls to warning.
20814 * gimple.c: Do not include errors.h. Include toplev.h.
20815 * tree-ssa-structalias.c: Do not include errors.h.
20816 * omega.c: Likewise.
20817 * tree-ssa-reassoc.c: Likewise.
20818 * config/spu/spu-c.c: Likewise.
20819 * config/spu/t-spu-elf: Update dependencies.
20821 2009-04-22 Richard Guenther <rguenther@suse.de>
20823 PR tree-optimization/39824
20824 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20825 make sure the types are compatible.
20827 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20830 * c-common.c (c_parse_error): Take a token_flags parameter.
20831 Use token_type for the token type instead.
20832 Pass token_flags to cpp_type2name.
20833 * c-common.h (c_parse_error): Update declaration.
20834 * c-parser.c (c_parser_error): Pass 0 as token flags.
20836 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20838 PR rtl-optimization/39580
20839 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20841 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20843 * function.c (expand_function_end): Do not emit a jump to the "naked"
20844 return label for fall-through returns.
20845 * except.c (sjlj_emit_function_exit): Always place the call to the
20846 unregister function at the location installed by expand_function_end.
20848 2009-04-22 Richard Guenther <rguenther@suse.de>
20850 PR tree-optimization/39845
20851 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20852 (gen_inbound_check): Likewise.
20854 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20856 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20858 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20859 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20861 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20863 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20864 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20865 shift counts to avoid out-of-bounds array accesses.
20867 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20869 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20870 (Pmode): Move above.
20872 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20874 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20875 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20876 GET_CODE macro. Use IN_RANGE macro where appropriate.
20877 * config/alpha/alpha.h: Ditto.
20878 * config/alpha/alpha.md: Ditto.
20879 * config/alpha/constraints.md: Ditto.
20880 * config/alpha/predicates.md: Ditto.
20882 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20884 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20885 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20886 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20887 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20888 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20889 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20890 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20891 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20892 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20893 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20894 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20895 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20896 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20897 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20898 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20899 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20900 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20901 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20902 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20903 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20904 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20905 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20906 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20907 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20908 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20909 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20910 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20912 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20914 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20915 references from comments.
20916 * cfgbuild.c: (count_basic_blocks): Delete.
20917 (find_basic_blocks_1): Delete.
20918 (find_basic_blocks): Delete.
20919 * except.c (finish_eh_generation): Make static. Move comment from
20920 except.h here. Remove find_basic_blocks references from comments.
20921 * except.h (finish_eh_generation): Delete.
20922 * basic-block.h (find_basic_blocks): Delete.
20923 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20925 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20927 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20928 (sdbout_parms): Likewise.
20930 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20932 * config/sh/sh.c (prepare_cbranch_operands): Use
20933 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20934 (expand_cbranchdi4): Likewise.
20935 (from_compare): Add cast to enum type.
20936 (expand_cbranchsi4): Use add_reg_note.
20937 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20938 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20939 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20940 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20941 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20942 instead of CODE_FOR_nothing.
20943 (cbranchdi4): Likewise. Fix the order of arguments for
20945 (push_fpscr): Use add_reg_note.
20946 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20947 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20949 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20951 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20952 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20953 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20954 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20955 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20956 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20957 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20958 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20959 config/alpha/x-vms, config/arc/t-arc,
20960 config/arm/README-interworking, config/arm/arm-c.c,
20961 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20962 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20963 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20964 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20965 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20966 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20967 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20968 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20969 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20970 config/cris/t-elfmulti, config/crx/t-crx,
20971 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20972 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20973 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20974 config/h8300/t-h8300, config/i386/athlon.md,
20975 config/i386/darwin-libgcc.10.4.ver,
20976 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20977 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20978 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20979 config/i386/t-linux64, config/i386/t-nwld,
20980 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20981 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20982 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20983 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20984 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20985 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20986 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20987 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20988 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20989 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20990 config/m68k/t-uclinux, config/mcore/t-mcore,
20991 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20992 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20993 config/mips/crtn.asm, config/mips/irix-crti.asm,
20994 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20995 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20996 config/mips/mips-fixed.md, config/mips/sb1.md,
20997 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20998 config/mips/t-iris6, config/mips/t-isa3264,
20999 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21000 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21001 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21002 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21003 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21004 config/mn10300/t-linux, config/mn10300/t-mn10300,
21005 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21006 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21007 config/picochip/libgccExtras/clzsi2.asm,
21008 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21009 config/rs6000/darwin-libgcc.10.4.ver,
21010 config/rs6000/darwin-libgcc.10.5.ver,
21011 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21012 config/rs6000/t-aix43, config/rs6000/t-aix52,
21013 config/rs6000/t-darwin, config/rs6000/t-fprules,
21014 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21015 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21016 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21017 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21018 config/rs6000/t-rtems, config/rs6000/t-spe,
21019 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21020 config/score/t-score-elf, config/sh/divcost-analysis,
21021 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21022 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21023 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21024 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21025 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21026 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21027 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21028 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21029 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21030 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21031 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21032 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21033 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21034 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21035 * config/h8300/genmova.sh: Include copyright and license notices
21036 in generated output.
21037 * config/h8300/mova.md: Regenerate.
21038 * doc/install.texi2html: Include word "Copyright" in copyright
21039 notice and use name "Free Software Foundation, Inc.".
21040 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21041 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21042 ChangeLog-2007, ChangeLog-2008: Correct dates.
21044 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21046 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21047 NE_EXPR operations as well.
21048 * c-parser.c (c_parser_condition): Do not set location information on
21050 (c_parser_conditional_expression): Likewise.
21051 (c_parser_binary_expression): Set location information on operators.
21052 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21053 TRUTH_NOT_EXPR has been folded.
21054 * fold-const.c (fold_truth_not_expr): Copy location information from
21055 the incoming expression to the outgoing one.
21056 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21057 recursive calls on the LHS of the operator but pass that of the
21058 operator to recursive calls on the RHS of the operator. Set it
21060 (shortcut_cond_expr): Set the locus of the operator on the second
21061 COND_EXPR and that of the expression on the first in degenerate cases.
21062 Pass the locus of the expression to calls to shortcut_cond_r.
21063 Set the locus of the 'then' block on the associated jump, if any.
21064 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21065 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21066 expression to call to gimplify_boolean_expr.
21068 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21070 * config.gcc: Add additional configuration for
21071 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21072 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21073 (CPP_SPEC): Redefine for allowing -municode option.
21074 (STARTFILE_SPEC): Likewise.
21075 * config/i386/t-mingw-w64: New.
21076 * config/i386/mingw-w64.opt: New.
21077 (municode): Add new target option.
21078 * doc/invoke.texi (municode): Add documentation for new option.
21080 2009-04-21 Ian Lance Taylor <iant@google.com>
21082 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21083 Correct test for number of arguments.
21084 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21086 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21088 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21089 argument of emit_library_call.
21091 2009-04-21 Richard Guenther <rguenther@suse.de>
21093 PR middle-end/39829
21094 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21095 inside VIEW_CONVERT_EXPRs.
21097 2009-04-21 Martin Jambor <mjambor@suse.cz>
21099 * tree-switch-conversion.c (build_constructors): Split a long line.
21100 (constructor_contains_same_values_p): New function.
21101 (build_one_array): Create assigns of constants if possible, do not
21102 call mark_sym_for_renaming, call update_stmt.
21103 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21104 make_rename_temp. Do not call mark_symbols_for_renaming, call
21106 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21107 find_new_referenced_vars, call update_stmt.
21108 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21109 instead of calling make_rename_temp. Do not call
21110 find_new_referenced_vars or mark_symbols_for_renaming, call
21113 2009-04-21 Richard Guenther <rguenther@suse.de>
21115 PR tree-optimization/39827
21116 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21117 (tree_ssa_phiprop): Pass the correct array size.
21119 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21121 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21123 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21126 * c-typeck.c (lvalue_p): Move declaration ...
21127 * c-common.h (lvalue_p): ... to here.
21128 * c-common.c (candidate_equal_p): New.
21129 (add_tlist): Use it.
21130 (merge_tlist): Use it.
21131 (warn_for_collisions_1): Likewise.
21132 (warning_candidate_p): Accept more candidates.
21133 (verify_tree): A warning candidate can be an expression. Use
21136 2009-04-21 Ben Elliston <bje@au.ibm.com>
21139 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21140 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21141 options. Remove -mcall-solaris documentation.
21143 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21146 * doc/invoke.texi (-Wlong-long): Update description.
21147 * c-lex (interpret_integer): Only warn if there was no previous
21148 overflow and -Wlong-long is enabled.
21149 * c-decl.c (declspecs_add_type): Drop redundant flags.
21150 * c.opt (Wlong-long): Init to -1.
21151 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21152 and front-end warn_long_long. Wlong-long only depends on other
21153 flags if it is uninitialized.
21154 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21155 the same for CPP and FE.
21156 (restore_extension_diagnostics): Likewise.
21158 2009-04-20 Ian Lance Taylor <iant@google.com>
21160 Fix enum conversions which are invalid in C++:
21161 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21162 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21163 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21164 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21165 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21166 (dbxout_parms): Likewise.
21167 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21168 (df_clear_flags): Likewise.
21169 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21170 top_flag parameter to int.
21171 (df_chain_create_bb_process_use): Likewise.
21172 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21174 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21175 (df_ref_create_structure, df_def_record_1): Likewise.
21176 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21177 (df_notes_rescan): Change 0 to VOIDmode in function call.
21178 (df_get_call_refs, df_insn_refs_collect): Likewise.
21179 (df_bb_regs_collect): Likewise.
21180 (df_entry_block_defs_collect): Likewise.
21181 (df_exit_block_uses_collect): Likewise.
21182 * df.h: Update declarations.
21183 * double-int.c (double_int_divmod): Add cast to enum type.
21184 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21185 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21186 (based_loc_descr): Likewise.
21187 (loc_descriptor_from_tree_1): Change first_op and second_op to
21188 enum dwarf_location_atom. Add cast to enum type.
21189 * expmed.c (init_expmed): Change 0 to SET in function call.
21190 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21191 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21192 (do_store_flag): Likewise.
21193 * fixed-value.h (struct fixed_value): Change mode to enum
21195 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21196 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21198 (insert_insn_decl, insert_decl, insert_state): Likewise.
21199 (automata_list_finish): Likewise.
21200 * genrecog.c (process_define_predicate): Add cast to enum type.
21201 * gensupport.c (init_predicate_table): Add cast to enum type.
21202 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21204 (gimple_build_call_1, gimple_build_label): Likewise.
21205 (gimple_build_goto, gimple_build_asm_1): Likewise.
21206 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21207 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21208 (enum fallback): Rename from enum fallback_t.
21209 (fallback_t): Typedef as int.
21210 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21211 GSI_SAME_STMT in function call.
21212 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21214 (setup_reg_class_relations): Likewise.
21215 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21216 (setup_prohibited_class_mode_regs): Add cast to enum type.
21217 (setup_prohibited_mode_move_regs): Likewise.
21218 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21219 (record_address_regs): Change i to enum reg_class.
21220 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21221 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21222 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21223 (GET_MODE_2XWIDER_MODE): Likewise.
21224 (GET_CLASS_NARROWEST_MODE): Likewise.
21225 * omp-low.c (expand_omp_for): Add cast to enum type.
21226 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21227 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21228 * postreload.c (reload_cse_simplify_operands): Change rclass local
21230 * predict.c (combine_predictions_for_insn): Change best_predictor
21231 and predictor to enum br_predictor.
21232 (combine_predictions_for_bb): Likewise.
21233 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21234 use SET_PREDICT_EXPR_OUTCOME.
21235 * real.c (real_arithmetic): Change icode to code in function call.
21236 * reginfo.c (init_move_cost): Add casts to enum type.
21237 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21238 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21240 * reload.c (find_valid_class): Add casts to enum type.
21241 (push_reload): Change 0 to NO_REGS in function call.
21242 (find_reloads): Change this_alternative to array of enum
21243 reg_class. Remove some now-unnecessary casts.
21244 (make_memloc): Change 0 to VOIDmode in function call.
21245 * reload1.c (reload): Change 0 to VOIDmode in function call.
21246 (eliminate_regs_1, elimination_effects): Likewise.
21247 (eliminate_regs_in_insn): Likewise.
21248 (emit_input_reload_insns): Add cast to enum type.
21249 (delete_output_reload): Change 0 to VOIDmode in function call.
21250 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21251 to enum type in function call.
21252 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21253 (SET_PREDICT_EXPR_OUTCOME): Define.
21254 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21255 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21256 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21257 (dump_function): Likewise.
21258 * tree-dump.h: Update declarations.
21259 * tree-pass.h: Update declarations.
21260 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21261 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21263 (arm_rtx_costs_1): Correct parenthesization.
21264 (arm_rtx_costs): Add casts to enum type.
21265 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21266 (vfp_emit_fstmd): Use add_rg_note.
21267 (emit_multi_reg_push, emit_sfm): Likewise.
21268 (thumb_set_frame_pointer): Likewise.
21269 (arm_expand_prologue): Likewise.
21270 (arm_regno_class): Change return type to enum reg_class.
21271 (thumb1_expand_prologue): Use add_reg_note.
21272 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21273 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21275 * config/arm/gentune.sh: Add cast to enum type.
21276 * config/arm/arm-tune.md: Rebuild.
21277 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21278 (ix86_split_fp_branch, predict_jump): Likewise.
21279 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21280 insn_code to enum rtx_code.
21281 (ix86_builtin_vectorized_function): Add cast to enum type.
21282 * config/i386/i386.md (truncdfsf2): Change slot to enum
21284 (truncxf<mode>2, isinf<mode>2): Likewise.
21285 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21287 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21288 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21289 (insert_bundle_state): Change 1 to INSERT in function call.
21290 (ia64_add_bundle_selector_before): Likewise.
21291 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21292 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21293 (restore_stack_nonlocal): Likewise.
21294 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21296 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21298 (mips_rtx_costs): Likewise.
21299 (mips_override_options): Add casts to enum type.
21300 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21302 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21303 (store_reg, set_reg_plus_d): Likewise.
21304 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21305 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21307 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21309 (emit_unlikely_jump): Use add_reg_note.
21310 (rs6000_emit_allocate_stack): Likewise.
21311 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21312 (output_toc): Change 1 to INSERT in function call.
21313 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21314 (rs6000_initialize_trampoline): Likewise.
21315 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21317 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21318 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21319 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21320 (save_gprs): Use add_reg_note.
21321 (s390_emit_prologue): Likewise.
21322 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21323 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21324 (sparc_fold_builtin): Add cast to enum type.
21325 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21327 (spu_expand_prologue): Use add_reg_note.
21328 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21330 2009-04-20 Ian Lance Taylor <iant@google.com>
21332 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21333 (c_parser_postfix_expression_after_primary): Get VEC for list of
21334 arguments. Get original types of arguments. Call
21335 build_function_call_vec.
21336 (cached_expr_list_1, cached_expr_list_2): New static variables.
21337 (c_parser_expr_list): Change return type to VEC *. Add
21338 p_orig_types parameter. Change all callers.
21339 (c_parser_release_expr): New static function.
21340 (c_parser_vec_to_tree_list): New static function.
21341 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21342 call build_function_call_vec.
21343 (build_function_call_vec): New function, based on old
21344 build_function_call.
21345 (convert_arguments): Remove nargs and argarray parameters. Change
21346 values to a VEC. Add origtypes parameter.
21347 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21348 (convert_for_assignment): Add origtype parameter. Change all
21349 callers. If warn_cxx_compat, check for conversion to an enum
21350 type when calling a function.
21351 (store_init_value): Add origtype parameter. Change all callers.
21352 (digest_init): Likewise.
21353 (struct init_node): Add origtype field.
21354 (add_pending_init): Add origtype parameter. Change all callers.
21355 (output_init_element): Likewise.
21356 (output_pending_init_elements): Pass origtype from init_node to
21357 output_init_element.
21358 (process_init_element): Pass origtype from c_expr to
21359 output_init_element.
21360 (c_finish_return): Add origtype parameter. Change all callers.
21361 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21363 (sync_resolve_params): Likewise.
21364 (sync_resolve_return): Change params to first_param. Change caller.
21365 (resolve_overloaded_builtins): Change params to VEC *. Change
21366 callers. Save first parameter around call to build_function_call_vec.
21367 * c-decl.c (finish_decl): Add origtype parameter. Change all
21368 callers. Call build_function_call_vec rather than
21369 build_function_call for cleanup.
21370 * c-tree.h: Update declarations.
21371 * c-common.h: Update declarations.
21372 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21373 params to first_param.
21374 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21375 params parameter from tree to void *.
21376 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21377 Change arglist parameter to have type void *, and to be a pointer
21379 * config/rs6000/rs6000-protos.h
21380 (altivec_resolve_overloaded_builtin): Update declaration.
21381 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21382 fnargs parameter to have type void *, and to be a pointer to a
21383 VEC. Call build_function_call_vec instead of
21384 build_function_call.
21385 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21387 2009-04-20 Joey Ye <joey.ye@intel.com>
21388 Xuepeng Guo <xuepeng.guo@intel.com>
21389 H.J. Lu <hongjiu.lu@intel.com>
21391 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21393 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21394 (IX86_LEA_PRIORITY): Likewise.
21395 (distance_non_agu_define): New function.
21396 (distance_agu_use): Likewise.
21397 (ix86_lea_for_add_ok): Likewise.
21398 (ix86_dep_by_shift_count): Likewise.
21400 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21401 should split for LEA.
21403 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21405 (ix86_dep_by_shift_count): Likewise.
21407 2009-04-20 Richard Guenther <rguenther@suse.de>
21409 * expr.c (handled_component_p): Move ...
21410 * tree.h (handled_component_p): ... here.
21411 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21412 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21413 and REALPART_EXPR to be in one group.
21415 2009-04-20 Richard Guenther <rguenther@suse.de>
21417 * basic-block.h (get_all_dominated_blocks): Declare.
21418 * dominance.c (get_all_dominated_blocks): New function.
21419 * tree-cfg.c (get_all_dominated_blocks): Remove.
21420 (remove_edge_and_dominated_blocks): Adjust.
21421 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21422 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21423 instead of recursing.
21425 2009-04-20 Doug Kwan <dougkwan@google.com>
21427 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21428 (struct cgraph_node_set_def): New type.
21429 (cgraph_node_set) New type. Also declare vector functions.
21430 (struct cgraph_node_set_element_def): New type.
21431 (cgraph_node_set_element): Ditto.
21432 (cgraph_node_set_iterator): New iterator type.
21433 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21434 cgraph_node_set_remove, dump_cgraph_node_set,
21435 debug_cgraph_node_set): New prototypes.
21436 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21437 cgraph_node_set_size): New inlines.
21438 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21439 including cgraph.h.
21440 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21441 argument to function 'write_summary'.
21442 * ipa.c: Include ggc.h.
21443 (hash_cgraph_node_set_element,
21444 eq_cgraph_node_set_element, cgraph_node_set_new,
21445 cgraph_node_set_add, cgraph_node_set_remove,
21446 cgraph_node_set_find, dump_cgraph_node_set,
21447 debug_cgraph_node_set): New functions.
21448 * Makefile.in (ipa.o): Add dependency on GGC_H.
21450 2009-04-20 Ira Rosen <irar@il.ibm.com>
21452 PR tree-optimization/39675
21453 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21454 check of the return code of vect_schedule_slp. Check that
21455 stmt_vec_info still exists for the statement, before checking its
21456 vectorization type.
21458 2009-04-20 Michael Matz <matz@suse.de>
21460 * Makefile.in (generated_files): Take out $(simple_generated_c).
21462 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21464 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21465 (UINTPTR_TYPE): Likewise.
21467 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21470 * c-typeck.c (digest_init): Check for initializing an array with a
21473 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21476 * c-semantics.c (pop_stmt_list): Propagate
21477 STATEMENT_LIST_HAS_LABEL to parent statement list.
21479 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21481 * config/mips/mips.h (mips_tune_attr): New macro.
21482 * config/mips/mips.md (cpu): Use it.
21484 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21487 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21490 2009-04-19 Diego Novillo <dnovillo@google.com>
21492 * toplev.c (compile_file): Move call to coverage_finish ...
21493 * cgraphunit.c (ipa_passes): ... here.
21494 Call cgraph_process_new_functions.
21495 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21496 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21498 2009-04-19 Jan Hubicka <jh@suse.cz>
21500 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21502 (dump_cgraph_node): Dump can throw external flag.
21503 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21505 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21509 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21510 * common.opt (Wlogical-op): Move from here...
21511 * c.opt (Wlogical-op): ... to here.
21512 * c-typeck.c (parser_build_binary_op): Update call to
21513 warn_logical_operator.
21514 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21516 * c-common.c (warn_logical_op): Update.
21517 * c-common.h (warn_logical_op): Update declaration.
21519 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21521 * tree.c (protected_set_expr_location): Fix formatting.
21523 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21526 * c-typeck.c (readonly_warning): new.
21527 (build_unary_op, build_modify_expr): Use readonly_warning for
21528 storing into something readonly but not const-qualified.
21530 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21533 * c-typeck.c (build_unary_op): Check for taking address of
21534 expression of type void.
21536 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21539 * c-typeck.c (build_function_call): Check for calling a function
21540 with qualified void return types. Call require_complete_type when
21543 2009-04-18 Jan Hubicka <jh@suse.cz>
21545 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21547 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21548 can_throw_external flag.
21549 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21550 * ipa-pure-const.c (ignore_edge): New function.
21551 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21552 only over can_throw_external edges.
21553 (local_pure_const): Add nothrow flag.
21554 * ipa-utils.c (searchc): Add ignore_edge callback.
21555 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21556 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21557 (set_nothrow_function_flags): Update cgraph.
21558 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21560 2009-04-18 Richard Guenther <rguenther@suse.de>
21562 PR middle-end/39804
21563 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21564 (fold_stmt): ... this and ...
21565 (fold_stmt_inplace): ... this.
21566 (fold_stmt_1): Fold references in calls and asms.
21567 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21569 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21571 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21572 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21574 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21576 * tree.c (function_args_count): Remove.
21577 * tree.h: Remove the prototype for function_args_count.
21579 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21581 * tree-iterator.c (expr_only): Remove.
21582 * tree.h: Remove the prototype for expr_only.
21584 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21586 * reginfo.c (cannot_change_mode_set_regs): Remove.
21587 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21589 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21591 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21592 whether operands 0 and 1 overlaps.
21594 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21596 PR middle-end/36902
21597 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21598 pointer. Use warning_at instead of warning.
21599 (search_for_addr_array): Likewise.
21600 (check_array_bounds): Likewise.
21601 (check_all_array_refs): Check that the incoming edge is not in the
21602 list of edges to be removed.
21603 (check_all_array_refs): Avoid the temporal pointer.
21604 (vrp_visit_cond_stmt): Fix typo.
21605 (simplify_switch_using_ranges): Handle the case where the switch
21606 index is an integer constant.
21608 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21610 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21612 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21614 * doc/extend.texi, doc/invoke.texi: Fix typos.
21616 2009-04-17 Cary Coutant <ccoutant@google.com>
21618 * tree-flow-inline.h (get_lineno): Fix inverted test.
21620 2009-04-17 Diego Novillo <dnovillo@google.com>
21622 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21623 assertion for AVAIL_OUT.
21625 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21628 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21629 * config/sh/linux-atomic.asm: Likewise.
21631 2009-04-17 Diego Novillo <dnovillo@google.com>
21633 * except.c (debug_eh_tree): New.
21634 (struct eh_region, struct eh_status): Move ...
21635 * except.h: ... here.
21636 (add_type_for_runtime): Declare extern.
21637 (lookup_type_for_runtime): Likewise.
21638 (debug_eh_tree): Declare.
21639 * Makefile.in (GTFILES): List except.h before except.c
21641 2009-04-17 Diego Novillo <dnovillo@google.com>
21643 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21644 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21645 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21646 (find_vars_r): ... here.
21647 * tree-flow.h (find_referenced_vars_in): Declare.
21648 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21649 that AVAIL_OUT exists for BLOCK.
21650 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21651 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21652 (tree-parloops.o): Likewise.
21654 2009-04-17 Simon Baldwin <simonb@google.com>
21656 * toplev.c (default_tree_printer): Add handling for %E format.
21658 2009-04-17 Diego Novillo <dnovillo@google.com>
21660 * tree-pretty-print.c (dump_generic_node): Add break after
21661 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21662 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21663 FUNCTION_TYPE together. Call print_struct_decl when printing
21664 structures and TDF_SLIM is not given.
21665 (print_struct_decl): Fix logic for detecting recursion.
21667 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21670 * gcc.c (create_at_file): New.
21671 (compile_input_file_p): New.
21672 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21673 * main.c (main): Update call to toplev_main.
21674 * toplev.c (toplev_main): Change signature. Call expandargv.
21675 * toplev.h (toplev_main): Change signature.
21677 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21679 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21680 if the latter is not constant.
21682 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21684 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21686 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21688 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21689 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21691 2009-04-17 Richard Guenther <rguenther@suse.de>
21693 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21694 Handle component references view-converting an invariant address.
21696 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21698 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21699 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21700 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21701 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21702 Use @deftypevr rather than @deftypevar.
21704 2009-04-17 Richard Guenther <rguenther@suse.de>
21706 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21707 (get_prop_source_stmt): Likewise.
21708 (can_propagate_from): Likewise.
21710 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21712 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21713 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21714 (--with-multilib-list): Add default value.
21715 * configure: Regenerate.
21716 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21717 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21718 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21719 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21720 Don't add default cpu to multilib list unnecessarily, but do enable
21721 the relevant compiler option..
21722 Add support for --with-multilib-list=<blank> and
21723 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21724 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21725 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21726 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21727 TM_MULTILIB_CONFIG.
21728 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21729 (MULTILIB_OSDIRNAMES): New variable.
21730 * config/sh/t-1e: Delete file.
21731 * config/sh/t-mlib-sh1: Delete file.
21732 * config/sh/t-mlib-sh2: Delete file.
21733 * config/sh/t-mlib-sh2a: Delete file.
21734 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21735 * config/sh/t-mlib-sh2a-single: Delete file.
21736 * config/sh/t-mlib-sh2a-single-only: Delete file.
21737 * config/sh/t-mlib-sh2e: Delete file.
21738 * config/sh/t-mlib-sh3e: Delete file.
21739 * config/sh/t-mlib-sh4: Delete file.
21740 * config/sh/t-mlib-sh4-nofpu: Delete file.
21741 * config/sh/t-mlib-sh4-single: Delete file.
21742 * config/sh/t-mlib-sh4-single-only: Delete file.
21743 * config/sh/t-mlib-sh4a: Delete file.
21744 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21745 * config/sh/t-mlib-sh4a-single: Delete file.
21746 * config/sh/t-mlib-sh4a-single-only: Delete file.
21747 * config/sh/t-mlib-sh4al: Delete file.
21748 * config/sh/t-mlib-sh5-32media: Delete file.
21749 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21750 * config/sh/t-mlib-sh5-64media: Delete file.
21751 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21752 * config/sh/t-mlib-sh5-compact: Delete file.
21753 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21754 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21755 * doc/install.texi (Options specification): Add
21756 --with-multilib-list and --with-endian.
21758 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21760 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21762 (OBJS-common): Add plugin-version.o.
21763 (plugin-version.o): New.
21764 * gcc-plugin.h (plugin_gcc_version): New.
21765 (plugin_default_version_check): New.
21766 (plugin_init_func, plugin_init): Add version argument.
21767 * plugin-version.c: New.
21768 * plugin.c (str_plugin_gcc_version_name): New.
21769 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21770 pass it to the init function.
21771 (plugin_default_version_check): New.
21773 2009-04-17 Richard Guenther <rguenther@suse.de>
21775 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21776 for decl-vs-decl disambiguation.
21778 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21780 * config/s390/s390.h (s390_tune_attr): New macro definition.
21781 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21783 2009-04-17 Richard Guenther <rguenther@suse.de>
21785 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21786 (fold_stmt_r): Likewise.
21787 (maybe_fold_reference): New function.
21788 (fold_gimple_assign): Handle cases fold_stmt_r did.
21789 (fold_stmt): Do not use fold_stmt_r.
21790 (fold_stmt_inplace): Likewise.
21792 2009-04-17 Richard Guenther <rguenther@suse.de>
21794 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21795 (record_equivalences_from_stmt): Remove useless checks and
21797 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21798 the type is already suitable.
21800 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21802 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21804 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21806 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21807 (CMPtype): Define as __gcc_CMPtype.
21809 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21811 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21812 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21814 2009-04-17 Richard Guenther <rguenther@suse.de>
21816 PR tree-optimization/39746
21817 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21818 special-casing for builtins and static variable use/def.
21819 (call_may_clobber_ref_p_1): Likewise.
21821 2009-04-16 Ian Lance Taylor <iant@google.com>
21823 * df.h: Include "timevar.h".
21824 (struct df_problem): Change tv_id field to timevar_id_t.
21825 * tree-pass.h: Include "timevar.h".
21826 (struct opt_pass): Change tv_id field to timevar_id_t.
21827 * timevar.h (timevar_id_t): Define TV_NONE.
21828 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21829 TV_NONE rather than tv_id != 0.
21830 (execute_one_pass): Likewise.
21831 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21832 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21833 dependencies to $(TREE_PASS_H).
21834 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21836 (pass_branch_target_load_optimize2): Likewise.
21837 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21838 (pass_outof_cfg_layout_mode): Likewise.
21839 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21840 (pass_rebuild_cgraph_edges): Likewise.
21841 (pass_remove_cgraph_callee_edges): Likewise.
21842 * df-core.c (pass_df_initialize_opt): Likewise.
21843 (pass_df_initialize_no_opt): Likewise.
21844 (pass_df_finish): Likewise.
21845 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21846 * except.c (pass_set_nothrow_function_flags): Likewise.
21847 (pass_convert_to_eh_region_ranges): Likewise.
21848 * final.c (pass_compute_alignments): Likewise.
21849 * function.c (pass_instantiate_virtual_regs): Likewise.
21850 (pass_init_function): Likewise.
21851 (pass_leaf_regs): Likewise.
21852 (pass_match_asm_constraints): Likewise.
21853 * gimple-low.c (pass_lower_cf): Likewise.
21854 (pass_mark_used_blocks): Likewise.
21855 * init-regs.c (pass_initialize_regs): Likewise.
21856 * integrate.c (pass_initial_value_sets): Likewise.
21857 * ira.c (pass_ira): Likewise.
21858 * jump.c (pass_cleanup_barriers): Likewise.
21859 * omp-low.c (pass_expand_omp): Likewise.
21860 (pass_lower_omp): Likewise.
21861 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21862 * recog.c (pass_split_all_insns): Likewise.
21863 (pass_split_after_reload): Likewise.
21864 (pass_split_before_regstack): Likewise.
21865 (pass_split_before_sched2): Likewise.
21866 (pass_split_for_shorten_branches): Likewise.
21867 * reginfo.c (pass_reginfo_init): Likewise.
21868 (pass_subregs_of_mode_init): Likewise.
21869 (pass_subregs_of_mode_finish): Likewise.
21870 * passes.c (pass_postreload): Likewise.
21871 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21872 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21873 (pass_warn_function_return): Likewise.
21874 (pass_warn_function_noreturn): Likewise.
21875 * tree-complex.c (pass_lower_complex): Likewise.
21876 (pass_lower_complex_O0): Likewise.
21877 * tree-if-conv.c (pass_if_conversion): Likewise.
21878 * tree-into-ssa.c (pass_build_ssa): Likewise.
21879 * tree-mudflap.c (pass_mudflap_1): Likewise.
21880 (pass_mudflap_2): Likewise.
21881 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21882 (pass_mudflap_2): Likewise.
21883 * tree-nrv.c (pass_return_slot): Likewise.
21884 * tree-object-size.c (pass_object_sizes): Likewise.
21885 * tree-optimize.c (pass_all_optimizations): Likewise.
21886 (pass_early_local_passes): Likewise.
21887 (pass_all_early_optimizations): Likewise.
21888 (pass_cleanup_cfg): Likewise.
21889 (pass_cleanup_cfg_post_optimizing): Likewise.
21890 (pass_free_datastructures): Likewise.
21891 (pass_free_cfg_annotations): Likewise.
21892 (pass_fixup_cfg): Likewise.
21893 (pass_init_datastructures): Likewise.
21894 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21895 (pass_late_warn_uninitialized): Likewise.
21896 (pass_update_address_taken): Likewise.
21897 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21898 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21899 (pass_cse_sincos): Likewise.
21900 (pass_convert_to_rsqrt): Likewise.
21901 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21902 * tree-stdarg.c (pass_stdarg): Likewise.
21903 * tree-tailcall.c (pass_tail_recursion): Likewise.
21904 (pass_tail_calls): Likewise.
21905 * tree-vect-generic.c (pass_lower_vector): Likewise.
21906 (pass_lower_vector_ssa): Likewise.
21907 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21909 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21911 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21913 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21915 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21916 logical and signext.
21918 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21921 * config/sh/predicates.md (arith_operand): Check if the operand
21922 of TRUNCATE is a REG.
21924 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21926 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21927 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21929 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21931 * tree-iterator.c (tsi_split_statement_list_after,
21932 tsi_split_statement_list_before): Remove.
21933 * tree-iterator.h: Remove the prototypes for
21934 tsi_split_statement_list_after and tsi_split_statement_list_before.
21936 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21938 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21939 * tree-ssa-propagate.h: Remove the prototype for
21940 stmt_makes_single_load.
21942 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21944 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21945 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21947 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21949 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21951 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21953 * except.c (eh_region_outer_p): Remove.
21954 * except.h: Remove the prototype for eh_region_outer_p.
21956 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21958 * function.c (current_function_assembler_name): Remove.
21959 * function.h: Remove the prototype for
21960 current_function_assembler_name.
21962 2009-04-16 Ian Lance Taylor <iant@google.com>
21964 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21965 (add_reg_note): Call alloc_reg_note.
21966 * rtl.h (alloc_reg_note): Declare.
21967 * combine.c (try_combine): Use alloc_reg_note.
21968 (recog_for_combine, move_deaths): Likewise.
21969 (distribute_notes): Use alloc_reg_note and add_reg_note.
21970 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21971 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21972 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21974 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21976 PR rtl-optimization/39762
21977 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21978 ira_may_move_out_cost): Add comments about way of their usage.
21979 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21981 * ira-conflicts.c (process_regs_for_copy): Use function
21982 ira_get_register_move_cost instead of global
21983 ira_register_move_cost.
21985 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21986 color_pass, move_spill_restore, update_curr_costs): Ditto.
21988 * ira-lives.c (process_single_reg_class_operands): Ditto.
21990 * ira-emit.c (emit_move_list): Ditto.
21992 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21993 (record_reg_classes): Ditto. Use functions
21994 ira_get_register_move_cost and ira_get_may_move_cost instead of
21995 global vars ira_register_move_cost, ira_may_move_out_cost and
21996 ira_may_move_in_cost.
21997 (record_address_regs): Don't call ira_init_register_move_cost.
21998 Use function ira_get_may_move_cost instead of global
21999 ira_may_move_in_cost.
22000 (process_bb_node_for_hard_reg_moves): Use function
22001 ira_get_register_move_cost instead of global ira_register_move_cost.
22002 (ira_costs): Don't call ira_init_register_move_cost.
22004 2009-04-16 Richard Guenther <rguenther@suse.de>
22006 * tree-cfg.c (verify_gimple_assign_binary):
22007 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22008 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22009 (create_general_new_stmt): Note that this function is broken.
22011 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22013 * common.opt (fhelp): Add Var(help_flag).
22014 * gcc-plugin.h (plugin_info): Add help.
22015 * plugin.c (plugin_name_args): Add help.
22016 (register_plugin_info): Set plugin->help.
22017 (print_help_one_plugin): New.
22018 (print_plugins_help): New.
22019 * plugin.h (print_plugins_help): New.
22020 * toplev.c (toplev_main): Call print_plugins_help if needed.
22022 2009-04-16 Richard Guenther <rguenther@suse.de>
22024 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22025 (gimple_ior_addresses_taken_1): New function.
22026 (gimple_ior_addresses_taken): Likewise.
22027 * gimple.h (struct gimple_statement_with_ops_base): Remove
22028 addresses_taken member.
22029 (gimple_ior_addresses_taken): Declare.
22030 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22031 gimple_set_addresses_taken): Remove.
22032 * ipa-reference.c (mark_address): New function.
22033 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22034 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22035 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22036 (gimple_add_to_addresses_taken): Remove.
22037 (get_tmr_operands): Call mark_address_taken.
22038 (get_asm_expr_operands): Likewise.
22039 (get_expr_operands): Likewise.
22040 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22041 (free_stmt_operands): Do not free it.
22042 * tree-ssa.c (delete_tree_ssa): Likewise.
22043 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22045 2009-04-16 Richard Guenther <rguenther@suse.de>
22047 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22048 (walk_stmt_load_store_ops): Likewise.
22049 * gimple.c (get_base_loadstore): New function.
22050 (walk_stmt_load_store_addr_ops): Likewise.
22051 (walk_stmt_load_store_ops): Likewise.
22052 * ipa-pure-const.c (check_op): Simplify.
22053 (check_load, check_store): New functions.
22054 (check_stmt): Use walk_stmt_load_store_ops.
22055 * ipa-reference.c (mark_load): Adjust signature.
22056 (mark_store): Likewise.
22057 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22059 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22061 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22062 (plugin_info): New.
22063 * opts.c (common_handle_option): Don't call print_version.
22064 * plugin.c (plugin_name_args): Add version.
22065 (register_plugin_info): New.
22066 (register_callback): Handle PLUGIN_INFO.
22067 (try_init_one_plugin): New.
22068 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22070 (finalize_one_plugin): New.
22071 (finalize_plugins): New.
22072 (print_one_plugin): New.
22073 (print_plugins_versions): New.
22074 * plugin.h (print_plugins_versions): New.
22075 (finalize_plugins): New.
22076 * toplev.c (compile_file): Don't call initialize_plugins.
22077 (print_version): Call print_plugins_versions.
22078 (toplev_main): Call initialize_plugins. Print version if needed.
22079 Call finalize_plugins.
22081 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22083 * common.opt (fversion): New.
22084 * gcc.c (print_version): New.
22085 (process_command): Don't print the version. Just set print_version.
22086 (main): Print version. Call subprocesses if print_version and
22087 verbose_flag are set.
22088 * opts.c (common_handle_option): Handle OPT_fversion.
22090 2009-04-16 Richard Guenther <rguenther@suse.de>
22091 Ira Rosen <irar@il.ibm.com>
22093 PR tree-optimization/39698
22094 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22095 type of the reduction variable. Only generate the def if
22098 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22099 make sure to first convert to an integer of the same precision.
22100 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22101 the type of the evolution correctly in computing the new
22102 induction variable base.
22104 2009-04-16 Richard Guenther <rguenther@suse.de>
22106 PR middle-end/39625
22107 * tree-cfg.c (make_blocks): Split statements with to-be
22108 abnormal SSA names on the lhs.
22110 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22112 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22113 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22114 * c-typeck.c (really_start_incremental_init): Likewise.
22115 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22116 (TARGET_INITIALIZER): Remove it.
22117 * target.h (struct target): Remove vector_opaque_p.
22118 * tree.c (build_opaque_vector_type): New.
22119 * tree.h (TYPE_VECTOR_OPAQUE): New.
22120 (build_opaque_vector_type): Declare.
22121 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22122 * config/rs6000/rs6000.c (build_opaque_vector_type,
22123 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22124 (rs6000_init_builtins): Use build_opaque_vector_type for
22125 opaque_V4SI_type_node.
22127 2009-04-15 Catherine Moore <clm@codesourcery.com>
22129 * debug.h (set_name): Declare.
22130 * dwarf2out.c (dwarf2out_set_name): Declare.
22131 (dwarf2_debug_hooks): Add set_name.
22132 (find_AT_string): New.
22133 (add_AT_string): Call find_AT_string.
22134 (dwarf2out_set_name): New.
22135 * cp/decl.c (grokdeclarator): Call set_name.
22136 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22137 * debug.c (do_nothing_debug_hooks): Likewise.
22138 * dbxout.c (dbx_debug_hooks): Likewise.
22139 * sdbout.c (sdb_debug_hooks): Likewise.
22141 2009-04-15 Michael Eager <eager@eagercon.com>
22143 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22144 reg for single-precision FPU.
22145 * config/rs6000/rs6000.md (movsi_internal1): Only for
22146 !TARGET_SINGLE_FPU.
22147 (movsi_internal1_single): New. Add pattern to move SI values to/from
22148 single-precision FP regs.
22150 2009-04-15 Richard Guenther <rguenther@suse.de>
22152 * omp-low.c (lower_rec_input_clauses): Build correct address
22154 (expand_omp_for_generic): Fix multiplication type.
22155 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22156 (generate_memset_zero): Fix types.
22157 * tree-profile.c (prepare_instrumented_value): Correctly
22160 2009-04-15 Ian Lance Taylor <iant@google.com>
22162 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22163 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22164 for -Wall and for -Wc++-compat.
22165 (c_common_post_options): For C++, set warn_enum_compare if not
22167 * c-tree.h (struct c_expr): Add field original_type.
22168 (build_external_ref): Update declaration.
22169 * c-parser.c (c_parser_braced_init): Set original_type.
22170 (c_parser_initelt): Likewise.
22171 (c_parser_expr_no_commas): Likewise.
22172 (c_parser_conditional_expression): Likewise.
22173 (c_parser_cast_expression): Likewise.
22174 (c_parser_unary_expression): Likewise. Pull setting of
22175 original_code to top of function.
22176 (c_parser_sizeof_expression): Set original_type.
22177 (c_parser_alignof_expression): Likewise.
22178 (c_parser_postfix_expression): Likewise. Pull setting of
22179 original_code to top of function.
22180 (c_parser_postfix_expression_after_paren_type): Set original_type.
22181 (c_parser_postfix_expression_after_primary): Likewise.
22182 (c_parser_expression): Likewise.
22183 * c-typeck.c (build_external_ref): Add type parameter. Change all
22185 (c_expr_sizeof_expr): Set original_type field.
22186 (parser_build_unary_op): Likewise.
22187 (parser_build_binary_op): Likewise. Optionally warn about
22188 comparisons of enums of different types.
22189 (digest_init): Set original_type field.
22190 (really_start_incremental_init): Likewise.
22191 (push_init_level, pop_init_level): Likewise.
22192 * doc/invoke.texi (Warning Options): -Wenum-compare now
22195 2009-04-15 Richard Guenther <rguenther@suse.de>
22197 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22198 out a necessary conversion.
22199 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22200 names we didn't value number.
22201 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22203 2009-04-15 Richard Guenther <rguenther@suse.de>
22205 PR tree-optimization/39764
22206 * tree-ssa-ccp.c (get_value): Canonicalize value with
22207 canonicalize_float_value.
22209 2009-04-15 Jan Hubicka <jh@suse.cz>
22211 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22212 Wrong version of patch.
22214 2009-04-15 Jan Hubicka <jh@suse.cz>
22216 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22218 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22220 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22221 our distinct integral and vector types.
22223 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22225 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22226 * init.c (build_vtbl_address): Remove call to assemble_external.
22228 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22230 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22231 output for other floating point modes.
22233 2009-04-14 Diego Novillo <dnovillo@google.com>
22235 * diagnostic.c (diagnostic_report_diagnostic): Do not
22236 warn about loaded plugins for DK_ERROR and DK_WARNING.
22237 * c-decl.c (declspecs_add_type): Move call to
22238 invoke_plugin_callbacks ...
22239 * c-parser.c (c_parser_declspecs): ... here.
22240 * plugin.c (dump_active_plugins): Tidy output.
22242 2009-04-14 Diego Novillo <dnovillo@google.com>
22243 Le-Chun Wu <lcwu@google.com>
22245 * configure.ac: Add --enable-plugin support.
22246 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22247 * Makefile.in (PLUGIN_H): Define.
22248 Export ENABLE_PLUGIN and GMPINC to site.exp.
22249 Add PLUGINLIBS to link command.
22250 Add/modify dependencies for plugin.o and files including plugin.h.
22252 * config.in: Regenerate.
22254 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22257 2009-04-14 Le-Chun Wu <lcwu@google.com>
22259 * tree-pass.h (register_one_dump_file): Add a prototype for
22260 register_one_dump_file.
22261 * toplev.c (compile_file): Call initialize_plugins.
22262 (do_compile): Call invoke_plugin_callbacks.
22263 (toplev_main): Call invoke_plugin_callbacks.
22264 * common.opt: Add -fplugin= and -fplugin-arg-.
22265 * gcc-plugin.h: New public header file for plugins to include.
22266 * plugin.c: New source file.
22267 * plugin.h: New internal header file.
22268 * passes.c (register_one_dump_file): Make it external.
22270 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22272 2009-04-14 Diego Novillo <dnovillo@google.com>
22274 * doc/plugins.texi: New.
22275 * doc/gccint.texi: Add reference to Plugins chapter.
22276 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22277 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22278 loaded plugins, if any.
22279 * timevar.def (TV_PLUGIN_INIT): Define.
22280 (TV_PLUGIN_RUN): Define.
22281 * plugin.c: Include timevar.h
22282 (plugins_active_p): New.
22283 (dump_active_plugins): New.
22284 (debug_active_plugins): New.
22286 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22288 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22290 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22292 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22294 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22295 the same as a minus without a shift.
22297 2009-04-14 Nick Clifton <nickc@redhat.com>
22299 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22300 comparisons with small integers will always produce a short
22303 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22306 2008-12-19 Diego Novillo <dnovillo@google.com>
22308 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22310 2009-04-14 Richard Guenther <rguenther@suse.de>
22312 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22314 (verify_gimple_assign_binary): Likewise. Handle shifts and
22316 (verify_gimple_phi): Print the mismatched argument position.
22317 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22319 (vect_update_init_of_dr): Likewise.
22320 * matrix-reorg.c (transform_access_sites): Do what the
22322 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22324 2009-04-13 Michael Eager <eager@eagercon.com>
22326 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22327 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22328 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22329 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22330 remove duplicate config
22332 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22334 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22335 file_name:line_number type locator of the call site.
22337 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22339 * genautomata.c: Put blank after comma.
22340 (automaton_decls): New.
22341 (struct unit_usage): Add comments to member next.
22342 (store_alt_unit_usage): Keep the list ordered.
22343 (unit_present_on_list_p, equal_alternatives_p): New.
22344 (check_regexp_units_distribution): Check units distribution
22345 correctness correctly.
22346 (main): Don't write automata if error is found. Return correct
22349 * config/m68k/cf.md (cfv4_ds): Remove.
22350 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22351 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22353 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22354 power4-load-ext, power4-store, power4-store-update,
22355 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22356 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22357 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22358 power4-sqrt, power4-isync): Modify reservation to make correct
22359 unit distribution to automata.
22361 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22362 power5-store-update, power5-two, power5-three, power5-lmul,
22363 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22365 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22367 * except.c (pass_set_nothrow_function_flags): Set name and add
22369 (set_nothrow_function_flags): Mention in the dump file when
22370 changing a function to nothrow.
22372 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22375 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22376 instead of unsigned long.
22378 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22380 * config/arm/arm.c (return_used_this_function): Remove.
22381 (arm_output_function_prologue): Remove use of
22382 return_used_this_function.
22383 (output_return_instruction): Replace use of
22384 return_used_this_function
22385 by cfun->machine->return_used_this_function.
22386 (arm_output_epilogue): Likewise.
22387 (arm_output_function_epilogue): Likewise.
22388 (thumb_unexpanded_epilogue): Likewise.
22389 * config/arm/arm.h (struct machine_function):
22390 New member return_used_this_function.
22392 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22394 * doc/install.texi: Correct description of default directory for
22395 --with-gxx-include-dir.
22397 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22399 * fold-const.c (build_range_check): Properly deal with enumeral and
22400 boolean base types.
22402 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22404 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22405 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22406 * params.h (MAX_GCSE_PASSES): Remove.
22407 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22408 in sequence. Remove ability to run multiple passes.
22409 (bypass_jumps): Report run as third CPROP pass.
22411 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22413 PR middle-end/39651
22414 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22415 when deciding whether the whole SEQUENCE can throw.
22417 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22420 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22421 offseted label references.
22423 2009-04-11 Jan Hubicka <jh@suse.cz>
22425 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22427 2009-04-11 Richard Guenther <rguenther@suse.de>
22429 PR middle-end/39732
22430 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22431 return variables as TREE_ADDRESSABLE.
22433 2009-04-11 Richard Guenther <rguenther@suse.de>
22435 PR tree-optimization/39713
22436 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22437 reference trees have SSA_NAME operands.
22439 2009-04-11 Richard Guenther <rguenther@suse.de>
22442 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22443 address expressions.
22445 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22447 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22448 match changes in Cygwin 1.7
22449 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22450 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22452 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22454 PR tree-optimization/39701
22455 * doc/invoke.texi (Optimization Options): Document change in
22456 meaning and initialization of -fdelete-null-pointer-checks.
22458 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22460 PR middle-end/39701
22461 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22463 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22466 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22468 2009-04-10 Chao-ying Fu <fu@mips.com>
22470 * doc/tm.texi (Instruction Output): Document
22471 TARGET_ASM_FINAL_POSTSCAN_INSN.
22472 * target.h (final_postscan_insn): New field in asm_out.
22473 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22474 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22475 * final.c (final_scan_insn): Call
22476 targetm.asm_out.final_postscan_insn after outputting
22477 an asm macro and a normal instruction.
22479 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22480 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22481 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22482 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22483 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22485 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22487 PR middle-end/39701
22488 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22489 variables as non-NULL even with -fdelete-null-pointer-checks.
22491 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22493 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22495 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22498 * config/i386/i386.c (classify_argument): Handle SCmode with
22499 (bit_offset % 64) != 0.
22501 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22503 * doc/invoke.texi (Optimize Options): Add cross-reference to
22504 -Q --help=optimizers examples.
22506 2009-04-10 Ben Elliston <bje@au.ibm.com>
22509 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22510 regalign for the reg == fpr and TDmode case.
22512 2009-04-09 David Ayers <ayers@fsfe.org>
22515 * objc/objc-act.c (warn_with_method): Remove helper function.
22516 (check_duplicates): Call warning and inform directly.
22517 (really_start_method): Likewise.
22519 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22521 * expmed.c (expand_divmod): Always use a comparison for a division
22522 by a large unsigned integer.
22524 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22525 for things others than variables or functions as nonzero.
22527 2009-04-09 Nick Clifton <nickc@redhat.com>
22529 * unwind-compat.c: Change copyright header to refer to version
22530 3 of the GNU General Public License with version 3.1 of the
22531 GCC Runtime Library Exception and to point readers at the
22532 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22533 * config/alpha/crtfastmath.c: Likewise.
22534 * config/alpha/linux-unwind.h: Likewise.
22535 * config/alpha/qrnnd.asm: Likewise.
22536 * config/alpha/vms-crt0-64.c: Likewise.
22537 * config/alpha/vms-crt0.c: Likewise.
22538 * config/alpha/vms-dwarf2.asm: Likewise.
22539 * config/alpha/vms-dwarf2eh.asm: Likewise.
22540 * config/alpha/vms-psxcrt0-64.c: Likewise.
22541 * config/alpha/vms-psxcrt0.c: Likewise.
22542 * config/alpha/vms_tramp.asm: Likewise.
22543 * config/arc/initfini.c: Likewise.
22544 * config/arc/lib1funcs.asm: Likewise.
22545 * config/arm/bpabi-v6m.S: Likewise.
22546 * config/arm/bpabi.S: Likewise.
22547 * config/arm/bpabi.c: Likewise.
22548 * config/arm/crti.asm: Likewise.
22549 * config/arm/crtn.asm: Likewise.
22550 * config/arm/ieee754-df.S: Likewise.
22551 * config/arm/ieee754-sf.S: Likewise.
22552 * config/arm/lib1funcs.asm: Likewise.
22553 * config/arm/libunwind.S: Likewise.
22554 * config/arm/linux-atomic.c: Likewise.
22555 * config/arm/mmintrin.h: Likewise.
22556 * config/arm/pr-support.c: Likewise.
22557 * config/arm/unaligned-funcs.c: Likewise.
22558 * config/arm/unwind-arm.c: Likewise.
22559 * config/arm/unwind-arm.h: Likewise.
22560 * config/avr/libgcc.S: Likewise.
22561 * config/bfin/crti.s: Likewise.
22562 * config/bfin/crtlibid.s: Likewise.
22563 * config/bfin/crtn.s: Likewise.
22564 * config/bfin/lib1funcs.asm: Likewise.
22565 * config/bfin/linux-unwind.h: Likewise.
22566 * config/cris/arit.c: Likewise.
22567 * config/cris/cris_abi_symbol.c: Likewise.
22568 * config/darwin-64.c: Likewise.
22569 * config/darwin-crt2.c: Likewise.
22570 * config/darwin-crt3.c: Likewise.
22571 * config/darwin.h: Likewise.
22572 * config/dbxelf.h: Likewise.
22573 * config/dfp-bit.c: Likewise.
22574 * config/dfp-bit.h: Likewise.
22575 * config/elfos.h: Likewise.
22576 * config/fixed-bit.c: Likewise.
22577 * config/fixed-bit.h: Likewise.
22578 * config/fp-bit.c: Likewise.
22579 * config/fp-bit.h: Likewise.
22580 * config/fr30/crti.asm: Likewise.
22581 * config/fr30/crtn.asm: Likewise.
22582 * config/fr30/lib1funcs.asm: Likewise.
22583 * config/freebsd-spec.h: Likewise.
22584 * config/frv/cmovd.c: Likewise.
22585 * config/frv/cmovh.c: Likewise.
22586 * config/frv/cmovw.c: Likewise.
22587 * config/frv/frvbegin.c: Likewise.
22588 * config/frv/frvend.c: Likewise.
22589 * config/frv/lib1funcs.asm: Likewise.
22590 * config/glibc-stdint.h: Likewise.
22591 * config/h8300/clzhi2.c: Likewise.
22592 * config/h8300/crti.asm: Likewise.
22593 * config/h8300/crtn.asm: Likewise.
22594 * config/h8300/ctzhi2.c: Likewise.
22595 * config/h8300/fixunssfsi.c: Likewise.
22596 * config/h8300/lib1funcs.asm: Likewise.
22597 * config/h8300/parityhi2.c: Likewise.
22598 * config/h8300/popcounthi2.c: Likewise.
22599 * config/i386/ammintrin.h: Likewise.
22600 * config/i386/att.h: Likewise.
22601 * config/i386/avxintrin.h: Likewise.
22602 * config/i386/biarch64.h: Likewise.
22603 * config/i386/bmmintrin.h: Likewise.
22604 * config/i386/cpuid.h: Likewise.
22605 * config/i386/cross-stdarg.h: Likewise.
22606 * config/i386/crtfastmath.c: Likewise.
22607 * config/i386/crtprec.c: Likewise.
22608 * config/i386/cygming-crtbegin.c: Likewise.
22609 * config/i386/cygming-crtend.c: Likewise.
22610 * config/i386/cygwin.asm: Likewise.
22611 * config/i386/emmintrin.h: Likewise.
22612 * config/i386/gmm_malloc.h: Likewise.
22613 * config/i386/gthr-win32.c: Likewise.
22614 * config/i386/i386.h: Likewise.
22615 * config/i386/immintrin.h: Likewise.
22616 * config/i386/linux-unwind.h: Likewise.
22617 * config/i386/linux64.h: Likewise.
22618 * config/i386/mm3dnow.h: Likewise.
22619 * config/i386/mmintrin-common.h: Likewise.
22620 * config/i386/mmintrin.h: Likewise.
22621 * config/i386/nmmintrin.h: Likewise.
22622 * config/i386/pmm_malloc.h: Likewise.
22623 * config/i386/pmmintrin.h: Likewise.
22624 * config/i386/smmintrin.h: Likewise.
22625 * config/i386/sol2-c1.asm: Likewise.
22626 * config/i386/sol2-ci.asm: Likewise.
22627 * config/i386/sol2-cn.asm: Likewise.
22628 * config/i386/sol2-gc1.asm: Likewise.
22629 * config/i386/tmmintrin.h: Likewise.
22630 * config/i386/unix.h: Likewise.
22631 * config/i386/w32-unwind.h: Likewise.
22632 * config/i386/wmmintrin.h: Likewise.
22633 * config/i386/x86-64.h: Likewise.
22634 * config/i386/x86intrin.h: Likewise.
22635 * config/i386/xmmintrin.h: Likewise.
22636 * config/ia64/crtbegin.asm: Likewise.
22637 * config/ia64/crtend.asm: Likewise.
22638 * config/ia64/crtfastmath.c: Likewise.
22639 * config/ia64/crti.asm: Likewise.
22640 * config/ia64/crtn.asm: Likewise.
22641 * config/ia64/fde-glibc.c: Likewise.
22642 * config/ia64/lib1funcs.asm: Likewise.
22643 * config/ia64/linux-unwind.h: Likewise.
22644 * config/ia64/quadlib.c: Likewise.
22645 * config/ia64/unwind-ia64.c: Likewise.
22646 * config/linux.h: Likewise.
22647 * config/m32c/m32c-lib1.S: Likewise.
22648 * config/m32c/m32c-lib2-trapv.c: Likewise.
22649 * config/m32c/m32c-lib2.c: Likewise.
22650 * config/m32r/initfini.c: Likewise.
22651 * config/m68hc11/larith.asm: Likewise.
22652 * config/m68hc11/m68hc11-crt0.S: Likewise.
22653 * config/m68k/cf.md: Likewise.
22654 * config/m68k/crti.s: Likewise.
22655 * config/m68k/crtn.s: Likewise.
22656 * config/m68k/lb1sf68.asm: Likewise.
22657 * config/m68k/linux-unwind.h: Likewise.
22658 * config/mcore/crti.asm: Likewise.
22659 * config/mcore/crtn.asm: Likewise.
22660 * config/mcore/lib1.asm: Likewise.
22661 * config/mips/linux-unwind.h: Likewise.
22662 * config/mips/loongson.h: Likewise.
22663 * config/mips/mips16.S: Likewise.
22664 * config/mmix/crti.asm: Likewise.
22665 * config/mmix/crtn.asm: Likewise.
22666 * config/pa/fptr.c: Likewise.
22667 * config/pa/hpux-unwind.h: Likewise.
22668 * config/pa/lib2funcs.asm: Likewise.
22669 * config/pa/linux-atomic.c: Likewise.
22670 * config/pa/linux-unwind.h: Likewise.
22671 * config/pa/milli64.S: Likewise.
22672 * config/pa/quadlib.c: Likewise.
22673 * config/pa/stublib.c: Likewise.
22674 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22675 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22676 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22677 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22678 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22679 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22680 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22681 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22682 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22683 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22684 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22685 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22686 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22687 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22688 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22689 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22690 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22691 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22692 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22693 * config/rs6000/750cl.h: Likewise.
22694 * config/rs6000/altivec.h: Likewise.
22695 * config/rs6000/biarch64.h: Likewise.
22696 * config/rs6000/crtresfpr.asm: Likewise.
22697 * config/rs6000/crtresgpr.asm: Likewise.
22698 * config/rs6000/crtresxfpr.asm: Likewise.
22699 * config/rs6000/crtresxgpr.asm: Likewise.
22700 * config/rs6000/crtsavfpr.asm: Likewise.
22701 * config/rs6000/crtsavgpr.asm: Likewise.
22702 * config/rs6000/darwin-asm.h: Likewise.
22703 * config/rs6000/darwin-fallback.c: Likewise.
22704 * config/rs6000/darwin-fpsave.asm: Likewise.
22705 * config/rs6000/darwin-ldouble.c: Likewise.
22706 * config/rs6000/darwin-tramp.asm: Likewise.
22707 * config/rs6000/darwin-unwind.h: Likewise.
22708 * config/rs6000/darwin-vecsave.asm: Likewise.
22709 * config/rs6000/darwin-world.asm: Likewise.
22710 * config/rs6000/e500crtres32gpr.asm: Likewise.
22711 * config/rs6000/e500crtres64gpr.asm: Likewise.
22712 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22713 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22714 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22715 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22716 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22717 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22718 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22719 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22720 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22721 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22722 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22723 * config/rs6000/eabi-ci.asm: Likewise.
22724 * config/rs6000/eabi-cn.asm: Likewise.
22725 * config/rs6000/eabi.asm: Likewise.
22726 * config/rs6000/linux-unwind.h: Likewise.
22727 * config/rs6000/linux64.h: Likewise.
22728 * config/rs6000/paired.h: Likewise.
22729 * config/rs6000/paired.md: Likewise.
22730 * config/rs6000/ppc64-fp.c: Likewise.
22731 * config/rs6000/ppu_intrinsics.h: Likewise.
22732 * config/rs6000/rs6000.h: Likewise.
22733 * config/rs6000/si2vmx.h: Likewise.
22734 * config/rs6000/sol-ci.asm: Likewise.
22735 * config/rs6000/sol-cn.asm: Likewise.
22736 * config/rs6000/spe.h: Likewise.
22737 * config/rs6000/spu2vmx.h: Likewise.
22738 * config/rs6000/sysv4.h: Likewise.
22739 * config/rs6000/tramp.asm: Likewise.
22740 * config/rs6000/vec_types.h: Likewise.
22741 * config/s390/linux-unwind.h: Likewise.
22742 * config/s390/tpf-unwind.h: Likewise.
22743 * config/score/crti.asm: Likewise.
22744 * config/score/crtn.asm: Likewise.
22745 * config/sh/crt1.asm: Likewise.
22746 * config/sh/crti.asm: Likewise.
22747 * config/sh/crtn.asm: Likewise.
22748 * config/sh/divtab-sh4-300.c: Likewise.
22749 * config/sh/divtab-sh4.c: Likewise.
22750 * config/sh/divtab.c: Likewise.
22751 * config/sh/lib1funcs-4-300.asm: Likewise.
22752 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22753 * config/sh/lib1funcs.asm: Likewise.
22754 * config/sh/lib1funcs.h: Likewise.
22755 * config/sh/linux-atomic.asm: Likewise.
22756 * config/sh/linux-unwind.h: Likewise.
22757 * config/sh/shmedia.h: Likewise.
22758 * config/sh/sshmedia.h: Likewise.
22759 * config/sh/ushmedia.h: Likewise.
22760 * config/sparc/crtfastmath.c: Likewise.
22761 * config/sparc/linux-unwind.h: Likewise.
22762 * config/sparc/sol2-c1.asm: Likewise.
22763 * config/sparc/sol2-ci.asm: Likewise.
22764 * config/sparc/sol2-cn.asm: Likewise.
22765 * config/spu/divmodti4.c: Likewise.
22766 * config/spu/divv2df3.c: Likewise.
22767 * config/spu/float_disf.c: Likewise.
22768 * config/spu/float_unsdidf.c: Likewise.
22769 * config/spu/float_unsdisf.c: Likewise.
22770 * config/spu/float_unssidf.c: Likewise.
22771 * config/spu/mfc_multi_tag_release.c: Likewise.
22772 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22773 * config/spu/mfc_tag_release.c: Likewise.
22774 * config/spu/mfc_tag_reserve.c: Likewise.
22775 * config/spu/mfc_tag_table.c: Likewise.
22776 * config/spu/multi3.c: Likewise.
22777 * config/spu/spu_internals.h: Likewise.
22778 * config/spu/spu_intrinsics.h: Likewise.
22779 * config/spu/spu_mfcio.h: Likewise.
22780 * config/spu/vec_types.h: Likewise.
22781 * config/spu/vmx2spu.h: Likewise.
22782 * config/stormy16/stormy16-lib2.c: Likewise.
22783 * config/svr4.h: Likewise.
22784 * config/sync.c: Likewise.
22785 * config/v850/lib1funcs.asm: Likewise.
22786 * config/vxlib-tls.c: Likewise.
22787 * config/vxlib.c: Likewise.
22788 * config/vxworks-dummy.h: Likewise.
22789 * config/xtensa/crti.asm: Likewise.
22790 * config/xtensa/crtn.asm: Likewise.
22791 * config/xtensa/ieee754-df.S: Likewise.
22792 * config/xtensa/ieee754-sf.S: Likewise.
22793 * config/xtensa/lib1funcs.asm: Likewise.
22794 * config/xtensa/lib2funcs.S: Likewise.
22795 * config/xtensa/linux-unwind.h: Likewise.
22796 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22797 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22798 * coretypes.h: Likewise.
22799 * crtstuff.c: Likewise.
22800 * defaults.h: Likewise.
22801 * dwarf2.h: Likewise.
22802 * emutls.c: Likewise.
22803 * gbl-ctors.h: Likewise.
22804 * gcov-io.h: Likewise.
22805 * ginclude/float.h: Likewise.
22806 * ginclude/iso646.h: Likewise.
22807 * ginclude/stdarg.h: Likewise.
22808 * ginclude/stdbool.h: Likewise.
22809 * ginclude/stddef.h: Likewise.
22810 * ginclude/stdfix.h: Likewise.
22811 * ginclude/stdint-gcc.h: Likewise.
22812 * ginclude/tgmath.h: Likewise.
22813 * gthr-aix.h: Likewise.
22814 * gthr-dce.h: Likewise.
22815 * gthr-gnat.c: Likewise.
22816 * gthr-gnat.h: Likewise.
22817 * gthr-lynx.h: Likewise.
22818 * gthr-mipssde.h: Likewise.
22819 * gthr-nks.h: Likewise.
22820 * gthr-posix.c: Likewise.
22821 * gthr-posix.h: Likewise.
22822 * gthr-posix95.h: Likewise.
22823 * gthr-rtems.h: Likewise.
22824 * gthr-single.h: Likewise.
22825 * gthr-solaris.h: Likewise.
22826 * gthr-tpf.h: Likewise.
22827 * gthr-vxworks.h: Likewise.
22828 * gthr-win32.h: Likewise.
22829 * gthr.h: Likewise.
22830 * libgcc2.c: Likewise.
22831 * libgcc2.h: Likewise.
22832 * libgcov.c: Likewise.
22833 * tsystem.h: Likewise.
22834 * typeclass.h: Likewise.
22835 * unwind-c.c: Likewise.
22836 * unwind-compat.h: Likewise.
22837 * unwind-dw2-fde-compat.c: Likewise.
22838 * unwind-dw2-fde-darwin.c: Likewise.
22839 * unwind-dw2-fde-glibc.c: Likewise.
22840 * unwind-dw2-fde.c: Likewise.
22841 * unwind-dw2-fde.h: Likewise.
22842 * unwind-dw2.c: Likewise.
22843 * unwind-dw2.h: Likewise.
22844 * unwind-generic.h: Likewise.
22845 * unwind-pe.h: Likewise.
22846 * unwind-sjlj.c: Likewise.
22847 * unwind.inc: Likewise.
22848 * config/arm/neon-gen.ml: Change generated copyright header to
22849 refer to version 3 of the GNU General Public License with
22850 version 3.1 of the GCC Runtime Library Exception and to point
22851 readers at the COPYING3 and COPYING3.RUNTIME files and the
22852 FSF's license web page.
22853 * config/arm/arm_neon.h: Regenerate.
22855 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22857 * config/cris/cris.md: Change copyright header to refer to version
22858 3 of the GNU General Public License.
22859 * doc/install.texi2html: Change copyright header to refer to version
22860 3 of the GNU General Public License and to point readers at the
22861 COPYING3 file and the FSF's license web page.
22862 * config/vax/linux.h: Likewise.
22864 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22866 * config/i386/i386.md (cmpcc): New.
22867 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22868 (sync_compare_and_swap_cc*): Delete.
22870 * config/s390/s390.c (s390_compare_emitted): Remove.
22871 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22872 s390_compare_emitted used to be handled. Assert that modes match.
22873 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22874 refer to sync_compare_and_swap_ccsi.
22875 * config/s390/s390.h (s390_compare_emitted): Remove.
22876 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22877 instead of s390_compare_emitted.
22878 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22879 instead of s390_compare_emitted.
22880 * config/s390/s390.md (cmpcc): New.
22881 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22882 CC_REGNUM, do not pretend it's set.
22883 (sync_compare_and_swap_cc*): Delete.
22884 * config/s390/predicates.md (cc_reg_operand): New.
22886 * expr.c (sync_compare_and_swap_cc): Delete.
22887 * optabs.h (sync_compare_and_swap_cc): Delete.
22888 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22889 is being used with can_compare_p.
22890 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22891 (find_cc_set): New.
22892 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22893 look for a MODE_CC set instead. Use emit_store_flag.
22894 (expand_compare_and_swap_loop): Likewise, with some additional
22895 complication to avoid a force_reg when useless. Use
22896 emit_cmp_and_jump_insns.
22897 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22898 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22899 sync_compare_and_swap documentation.
22901 2009-04-09 Jan Hubicka <jh@suse.cz>
22903 * except.c (find_prev_try): Break out from ....
22904 (duplicate_eh_regions): ... here; properly update prev_try pointers
22905 when duplication part of tree.
22906 (dump_eh_tree): Improve dumping.
22907 (verify_eh_region): New.
22908 (verify_eh_tree): Use it.
22910 2009-04-06 Richard Guenther <rguenther@suse.de>
22912 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22913 &ARRAY addresses by adjusting their types and prepending
22915 * tree-cfg.c (verify_gimple_assign_single): Verify that
22916 addresses are correct.
22918 2009-04-09 Richard Guenther <rguenther@suse.de>
22920 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22921 indices into an array reference if possible.
22922 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22923 Fold POINTER_PLUS_EXPR statements with invariant address.
22925 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22928 * config.gcc (powerpc64-*-linux*): Always build biarch.
22930 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22933 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22934 it and pedwarn if this results in an INTEGER_CST.
22936 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22938 * doc/install.texi: Update minimum GMP version. Remove obsolete
22939 text in MPFR section.
22941 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22943 * dwarf2out.c (class_scope_p): New static inline.
22944 (class_or_namespace_scope_p): Use it.
22945 (gen_variable_die): Use DW_TAG_member tag for static data member
22946 declarations instead of DW_TAG_variable.
22948 PR middle-end/39573
22949 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22952 2009-04-08 Richard Guenther <rguenther@suse.de>
22954 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22955 valueize random data.
22957 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22959 * config.gcc (aix tm_file): Add aix-stdint.h.
22960 (aix tm clause use_gcc_stdint): Set to wrap.
22961 * config/rs6000/aix-stdint.h: New file.
22963 2009-04-08 Richard Guenther <rguenther@suse.de>
22965 PR middle-end/36291
22966 * tree-dfa.c (add_referenced_var): Do not recurse into
22967 global initializers.
22968 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22970 (fold_const_aggregate_ref): Likewise.
22972 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22974 * recog.c (ordered_comparison_operator): New.
22975 * gensupport.c (std_preds): Add it.
22976 * doc/md.texi (Machine-Independent Predicates): Document it.
22978 2009-04-08 Jan Hubicka <jh@suse.cz>
22980 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22981 * function.h (rtl_eh): Remove exception_handler_label_map.
22982 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22983 remove_exception_handler_label, for_each_eh_label_1): Remove.
22984 (rtl_remove_unreachable_regions): Remove.
22985 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22986 (find_exception_handler_labels): Don't build the hashtable.
22987 (maybe_remove_eh_handler): Remove.
22988 (for_each_eh_label): Rewrite to walk the tree.
22989 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22990 * except.h (maybe_remove_eh_handler): Remove.
22991 * passes.c (init_optimization_passes): Schedule second EH cleanup
22993 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22994 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22996 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22998 * genoutput.c (validate_optab_operands): New.
22999 (gen_insn, gen_expand): Call it.
23001 * genflags.c (gen_insn): Detect misused iterators.
23002 (main): Pass line_no to gen_insn, exit with status 1 on error.
23004 * genextract.c (line_no): Make global.
23005 (VEC_safe_set_locstr): Change assertion to error message.
23006 (main): Exit with status 1 on error.
23008 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23012 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23013 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23014 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23015 * c-convert.c (convert): Do not call fold on results of conversion
23016 functions when the result is a C_MAYBE_CONST_EXPR.
23017 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23018 of __builtin_choose_expr.
23019 * c-typeck.c (remove_c_maybe_const_expr): New.
23020 (build_unary_op, build_conditional_expr, build_compound_expr,
23021 build_binary_op, c_objc_common_truthvalue_conversion): Call
23022 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23025 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23027 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23028 CODE to produce a new one. Add a prototype to use fold_convert_const
23030 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23033 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23034 mix declarations and code.
23036 2009-04-08 Ben Elliston <bje@au.ibm.com>
23038 * gcc.c: Replace `CC' with `GCC' throughout.
23040 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23042 * doc/invoke.texi: Document Atom support.
23044 2009-04-07 Jason Merrill <jason@redhat.com>
23047 * c-common.h, c-common.c: Add flag_pretty_templates.
23048 * c-opts.c (c_common_handle_option): Set it.
23049 * c.opt: Add -fno-pretty-templates.
23050 * doc/invoke.texi (C++ Dialect Options): Likewise.
23052 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23054 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23055 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23056 (ia64_expand_builtin): Likewise.
23058 2009-04-07 Martin Jambor <mjambor@suse.cz>
23060 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23061 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23062 ADDR_EXPRS are include too.
23064 2009-04-07 Richard Guenther <rguenther@suse.de>
23066 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23067 decls are only used if passes as parameters or if they are
23068 local statics and the call is not to a builtin.
23069 (call_may_clobber_ref_p_1): Likewise.
23071 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23073 * expr.c (do_store_flag): Remove last argument. Simplify code
23074 to avoid duplication of tests already done by can_compare_p.
23075 (expand_expr_real_1): Adjust caller.
23077 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23079 * optabs.c (can_compare_p): Test the predicate of a
23080 cbranch and cstore pattern.
23082 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23084 * expr.c (convert_move): Use emit_store_flag instead of
23087 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23089 * config/i386/i386.c (ix86_compare_emitted): Remove.
23090 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23091 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23092 * config/i386/i386.h (ix86_compare_emitted): Remove.
23093 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23094 instead of ix86_compare_emitted.
23095 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23097 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23099 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23100 Add t-sysroot-suffix to tmake_file.
23101 * config/print-sysroot-suffix.sh: New file.
23102 * config/t-sysroot-suffix: New file.
23104 2009-04-07 Ben Elliston <bje@au.ibm.com>
23106 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23107 as the latter produces a warning when the target does not support
23110 2009-04-07 Ben Elliston <bje@au.ibm.com>
23112 * dfp.c: Replace type punning assignments with memcpy throughout.
23113 * Makefile.in (dfp.o-warn): Remove.
23115 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23118 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23119 Include soft-fp/t-softfp after rs6000/t-linux64.
23121 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23123 * stor-layout.c (set_sizetype): Use the full precision of their
23124 machine mode for bitsize types.
23126 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23128 * config/i386/i386.md: Revert 2 accidental checkins.
23130 2009-04-06 Joey Ye <joey.ye@intel.com>
23131 Xuepeng Guo <xuepeng.guo@intel.com>
23132 H.J. Lu <hongjiu.lu@intel.com>
23134 Atom pipeline model, tuning and insn selection.
23135 * config.gcc (atom): Add atom config options and target.
23137 * config/i386/atom.md: New.
23139 * config/i386/i386.c (atom_cost): New cost.
23140 (m_ATOM): New macro flag.
23141 (initial_ix86_tune_features): Set m_ATOM.
23142 (x86_accumulate_outgoing_args): Likewise.
23143 (x86_arch_always_fancy_math_387): Likewise.
23144 (processor_target): Add Atom cost.
23145 (cpu_names): Add Atom cpu name.
23146 (override_options): Set Atom ISA.
23147 (ix86_issue_rate): New case PROCESSOR_ATOM.
23148 (ix86_adjust_cost): Likewise.
23150 * config/i386/i386.h (TARGET_ATOM): New target macro.
23151 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23152 (TARGET_OPT_AGU): New target option.
23153 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23154 (processor_type): Add PROCESSOR_ATOM.
23156 * config/i386/i386.md (cpu): Add new value "atom".
23157 (use_carry, movu): New attr.
23158 (atom.md): Include atom.md.
23159 (adddi3_carry_rex64): Set attr "use_carry".
23160 (addqi3_carry): Likewise.
23161 (addhi3_carry): Likewise.
23162 (addsi3_carry): Likewise.
23163 (*addsi3_carry_zext): Likewise.
23164 (subdi3_carry_rex64): Likewise.
23165 (subqi3_carry): Likewise.
23166 (subhi3_carry): Likewise.
23167 (subsi3_carry): Likewise.
23168 (x86_movdicc_0_m1_rex64): Likewise.
23169 (*x86_movdicc_0_m1_se): Likewise.
23170 (x86_movsicc_0_m1): Likewise.
23171 (*x86_movsicc_0_m1_se): Likewise.
23172 (*adddi_1_rex64): Emit add insn as much as possible.
23173 (*addsi_1): Likewise.
23174 (return_internal): Set atom_unit.
23175 (return_internal_long): Likewise.
23176 (return_pop_internal): Likewise.
23177 (*rcpsf2_sse): Set atom_sse_attr attr.
23178 (*qrt<mode>2_sse): Likewise.
23179 (*prefetch_sse): Likewise.
23181 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23183 (ix86_target_macros_internal): Likewise.
23185 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23186 (*prefetch_sse_rex): Likewise.
23187 (sse_rcpv4sf2): Likewise.
23188 (sse_vmrcpv4sf2): Likewise.
23189 (sse_sqrtv4sf2): Likewise.
23190 (<sse>_vmsqrt<mode>2): Likewise.
23191 (sse_ldmxcsr): Likewise.
23192 (sse_stmxcsr): Likewise.
23193 (*sse_sfence): Likewise.
23194 (sse2_clflush): Likewise.
23195 (*sse2_mfence): Likewise.
23196 (*sse2_lfence): Likewise.
23197 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23198 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23199 (avx_movdqu<avxmodesuffix>): Likewise.
23200 (avx_lddqu<avxmodesuffix>): Likewise.
23201 (sse2_movntv2di): Change attr "type" to "ssemov".
23202 (sse2_movntsi): Likewise.
23203 (rsqrtv8sf2): Change attr "type" to "sseadd".
23204 (sse3_addsubv2df3): Set attr "atom_unit".
23205 (sse3_h<plusminus_insn>v4sf3): Likewise.
23206 (*sse2_pmaddwd): Likewise.
23207 (*vec_extractv2di_1_rex64): Likewise.
23208 (*vec_extractv2di_1_avx): Likewise.
23209 (sse2_psadbw): Likewise.
23210 (ssse3_phaddwv8hi3): Likewise.
23211 (ssse3_phaddwv4hi3): Likewise.
23212 (ssse3_phadddv4si3): Likewise.
23213 (ssse3_phadddv2si3): Likewise.
23214 (ssse3_phaddswv8hi3): Likewise.
23215 (ssse3_phaddswv4hi3): Likewise.
23216 (ssse3_phsubwv8hi3): Likewise.
23217 (ssse3_phsubwv4hi3): Likewise.
23218 (ssse3_phsubdv4si3): Likewise.
23219 (ssse3_phsubdv2si3): Likewise.
23220 (ssse3_phsubswv8hi3): Likewise.
23221 (ssse3_phsubswv4hi3): Likewise.
23222 (ssse3_pmaddubsw128): Likewise.
23223 (sse3_pmaddubsw: Likewise.
23224 (ssse3_palignrti): Likewise.
23225 (ssse3_palignrdi): Likewise.
23227 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23229 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23231 2009-04-06 Richard Guenther <rguenther@suse.de>
23233 PR tree-optimization/28868
23234 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23235 of which PHI results we inserted.
23236 (insert_into_preds_of_block): Record inserted PHIs.
23237 (eliminate): Eliminate redundant PHI nodes.
23238 (init_pre): Init inserted_phi_names.
23240 2009-04-06 Richard Guenther <rguenther@suse.de>
23242 PR tree-optimization/39643
23243 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23244 IMAGPART_EXPRs of complex constants.
23245 (execute_fold_all_builtins): If we folded a call queue
23246 TODO_update_address_taken.
23248 2009-04-06 Jan Hubicka <jh@suse.cz>
23250 PR middle-end/39659
23251 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23254 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23256 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23258 (ic_invalidate_array): Likewise.
23260 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23262 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23263 alignment for library calls.
23265 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23267 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23268 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23269 * config/i386/mingw-stdint.h: New file.
23271 2009-04-05 Richard Guenther <rguenther@suse.de>
23273 PR tree-optimization/39648
23274 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23275 our &A vs. &A[0] IL deficiencies.
23277 2009-04-04 Jan Hubicka <jh@suse.cz>
23279 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23280 removed toplevel regions.
23281 (sjlj_mark_call_sites): Likewise.
23283 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23285 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23286 (cygwin tm clause use_gcc_stdint): Set to wrap.
23287 * config/i386/cygwin-stdint.h: New file.
23289 2009-04-04 Richard Guenther <rguenther@suse.de>
23291 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23292 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23293 single-argument PHIs if we are in loop-closed SSA form.
23294 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23295 for the pre-condition.
23296 (slpeel_tree_peel_loop_to_edge): Likewise.
23297 (vect_build_loop_niters): Take an optional sequence to append stmts.
23298 (vect_generate_tmps_on_preheader): Likewise.
23299 (vect_do_peeling_for_loop_bound): Take extra guards for the
23301 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23302 the cost model check.
23303 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23304 guards if we are going to peel. Do not apply versioning in that case.
23305 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23306 (vect_do_peeling_for_loop_bound): Likewise.
23307 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23308 loop bound only record extra pre-conditions, do not apply loop
23311 2009-04-04 Richard Guenther <rguenther@suse.de>
23313 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23316 2009-04-04 Jan Hubicka <jh@suse.cz>
23318 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23319 last_basic_block for size of bb->index indexed array.
23320 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23321 compute_out, link_btr_uses, build_btr_def_use_webs,
23322 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23324 2009-04-04 Jan Hubicka <jh@suse.cz>
23326 * except.c (remove_eh_handler_and_replace): Break out from ...
23327 (remove_eh_handler): ... here.
23328 (bring_to_root): New function.
23329 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23330 handled ones, bring others to root of tree.
23332 2009-04-04 Jan Hubicka <jh@suse.cz>
23334 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23335 (all_phis_safe_to_merge): New function.
23336 (update_info): New structure.
23337 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23338 (cleanup_empty_eh): Update SSA if possible.
23340 2009-04-04 Richard Guenther <rguenther@suse.de>
23342 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23343 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23344 (append_vuse): Likewise.
23346 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23348 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23349 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23350 instead of REG_UNSAVED for DW_CFA_undefined.
23351 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23352 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23355 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23358 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23360 2009-04-04 Richard Guenther <rguenther@suse.de>
23362 PR tree-optimization/8781
23363 PR tree-optimization/37892
23364 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23365 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23366 (valueize_refs): Call it for *& valueizations.
23367 (shared_reference_ops_from_ref): Rename to ...
23368 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23369 (shared_reference_ops_from_call): Rename to ...
23370 (valueize_shared_reference_ops_from_call): ... this and valueize.
23371 (vn_reference_lookup): Update.
23372 (visit_reference_op_call): Likewise.
23373 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23374 (eliminate): Value-replace the call address in call statements.
23376 2009-04-04 Richard Guenther <rguenther@suse.de>
23378 PR tree-optimization/39636
23379 * tree-ssa-forwprop.c
23380 (forward_propagate_addr_into_variable_array_index): Check for
23381 GIMPLE_ASSIGN before accessing the rhs code.
23383 2009-04-03 Jason Merrill <jason@redhat.com>
23385 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23387 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23389 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23390 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23391 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23392 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23393 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23394 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23395 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23396 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23397 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23398 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23399 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23400 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23401 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23402 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23403 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23404 Use fr_reg_or_fp01_operand instead of fr_register_operand
23406 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23407 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23408 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23410 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23412 PR rtl-optimization/39607
23413 PR rtl-optimization/39631
23417 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23418 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23419 instead of DF_LR_OUT.
23420 * ira-lives.c (process_bb_node_lives): Ditto.
23421 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23422 instead of DF_LR_{OUT,IN}.
23423 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23424 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23426 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23428 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23429 (execute_lower_omp): Always run but take the short way out if -fopenmp
23431 (gate_lower_omp): Remove, forcing the pass manager to always run the
23432 pass and always set PROP_gimple_lomp.
23433 (pass_lower_omp): Remove gate function.
23434 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23435 PROP_trees. Instead, require it.
23436 * ipa-cp.c (pass_ipa_cp): Likewise.
23437 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23438 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23439 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23440 and PROP_gimple_leh.
23442 2009-04-03 Richard Guenther <rguenther@suse.de>
23444 PR middle-end/13146
23445 PR tree-optimization/23940
23446 PR tree-optimization/33237
23447 PR middle-end/33974
23448 PR middle-end/34093
23449 PR tree-optimization/36201
23450 PR tree-optimization/36230
23451 PR tree-optimization/38049
23452 PR tree-optimization/38207
23453 PR tree-optimization/38230
23454 PR tree-optimization/38301
23455 PR tree-optimization/38585
23456 PR middle-end/38895
23457 PR tree-optimization/38985
23458 PR tree-optimization/39299
23459 * tree-ssa-structalias.h: Remove.
23460 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23461 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23462 (struct vuse_element_d): Remove.
23463 (struct vuse_vec_d): Likewise.
23464 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23465 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23466 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23467 VUSE_ELEMENT_VAR): Likewise.
23468 (struct voptype_d): Likewise.
23469 (NUM_VOP_FREE_BUCKETS): Likewise.
23470 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23471 (struct stmt_operands_d): Remove.
23472 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23473 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23474 VDEF_NUM, VDEF_VECT): Likewise.
23475 (copy_virtual_operands): Remove.
23476 (operand_build_cmp): Likewise.
23477 (create_ssa_artificial_load_stmt): Likewise.
23478 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23479 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23480 vuse_index and mayuse_index members. Pack and move done and iter_type
23481 members to the front.
23482 (SSA_OP_VMAYUSE): Remove.
23483 (SSA_OP_VIRTUAL_USES): Adjust.
23484 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23485 (unlink_stmt_vdef): Declare.
23486 (add_to_addressable_set): Remove.
23487 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23488 (vrp_visit_stmt): Likewise.
23489 * doc/tree-ssa.texi (Alias analysis): Update.
23490 * doc/invoke.texi (max-aliased-vops): Remove docs.
23491 (avg-aliased-vops): Likewise.
23492 * tree-into-ssa.c (syms_to_rename): Remove.
23493 (need_to_update_vops_p): Likewise.
23494 (need_to_initialize_update_ssa_p): Rename to ...
23495 (update_ssa_initialized_fn): ... this. Track function we are
23497 (symbol_marked_for_renaming): Simplify.
23498 (add_new_name_mapping): Do not set need_to_update_vops_p.
23499 (dump_currdefs): Use SYMS_TO_RENAME.
23500 (rewrite_update_stmt): Always walk all uses/defs.
23501 (dump_update_ssa): Adjust.
23502 (init_update_ssa): Take function argument. Track what we are
23504 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23505 (create_new_def_for): Initialize for cfun, assert we are initialized
23507 (mark_sym_for_renaming): Simplify.
23508 (mark_set_for_renaming): Do not initialize update-ssa.
23509 (need_ssa_update_p): Simplify. Take function argument.
23510 (name_mappings_registered_p): Assert we ask for the correct function.
23511 (name_registered_for_update_p): Likewise.
23512 (ssa_names_to_replace): Likewise.
23513 (release_ssa_name_after_update_ssa): Likewise.
23514 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23515 (dump_decl_set): Do not print a newline.
23516 (debug_decl_set): Do it here.
23517 (dump_update_ssa): And here.
23518 * tree-ssa-loop-im.c (move_computations): Adjust.
23519 (movement_possibility): Likewise.
23520 (determine_max_movement): Likewise.
23521 (gather_mem_refs_stmt): Likewise.
23522 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23523 or NAME_MEMORY_TAG.
23524 * tree-complex.c (update_all_vops): Remove.
23525 (expand_complex_move): Adjust.
23526 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23527 Simplify test for memory referencing statement. Exclude
23528 non-invariant ADDR_EXPRs.
23529 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23530 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23531 (rdg_flag_uses): Likewise.
23532 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23534 (tree_optimize_tail_calls_1): Also split the
23535 edge from the entry block if we have degenerate PHI nodes in
23536 the first basic block.
23537 * tree.c (init_ttree): Remove memory-tag related code.
23538 (tree_code_size): Likewise.
23539 (tree_node_structure): Likewise.
23540 (build7_stat): Re-write to be build6_stat.
23541 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23542 (SSA_VAR_P): Adjust.
23543 (struct tree_memory_tag): Remove.
23544 (struct tree_memory_partition_tag): Likewise.
23545 (union tree_node): Adjust.
23546 (build7): Re-write to be build6.
23547 * tree-pass.h (pass_reset_cc_flags): Remove.
23548 (TODO_update_address_taken): New flag.
23549 (pass_simple_dse): Remove.
23550 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23551 * params.h (MAX_ALIASED_VOPS): Remove.
23552 (AVG_ALIASED_VOPS): Likewise.
23553 * omp-low.c (expand_omp_taskreg): Update SSA form.
23554 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23555 aliases the lhs in a copy stmt.
23556 * tree-ssa-dse.c (struct address_walk_data): Remove.
23557 (memory_ssa_name_same): Likewise.
23558 (memory_address_same): Likewise.
23559 (get_kill_of_stmt_lhs): Likewise.
23560 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23561 unused stores. Look through PHI nodes into post-dominated regions.
23562 (dse_optimize_stmt): Simplify. Properly remove stores.
23563 (tree_ssa_dse): Compute dominators.
23564 (execute_simple_dse): Remove.
23565 (pass_simple_dse): Likewise.
23566 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23567 gimple_loaded_syms and gimple_stored_syms computation.
23568 * toplev.c (dump_memory_report): Dump alias and pta stats.
23569 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23570 (vn_reference_eq): Likewise.
23571 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23572 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23573 valueize_vuses): Remove.
23574 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23575 (get_def_ref_stmt_vuse): ... this.
23576 (vn_reference_lookup_2): New function.
23577 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23578 walking equivalent vuses. Simplify.
23579 (vn_reference_lookup): Likewise.
23580 (vn_reference_insert): Likewise.
23581 (vn_reference_insert_pieces): Likewise.
23582 (visit_reference_op_call): Simplify.
23583 (visit_reference_op_load): Likewise.
23584 (visit_reference_op_store): Likewise.
23585 (init_scc_vn): Remove shared_lookup_vuses initialization.
23586 (free_scc_vn): Remove shared_lookup_vuses freeing.
23587 (sort_vuses, sort_vuses_heap): Remove.
23588 (get_ref_from_reference_ops): Export.
23589 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23590 vector with single vuse pointer.
23591 (vn_reference_lookup_pieces, vn_reference_lookup,
23592 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23593 (shared_vuses_from_stmt): Remove.
23594 (get_ref_from_reference_ops): Declare.
23595 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23596 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23597 memory-tag related code.
23598 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23599 (likely_value): Add comment, skip static-chain of call statements.
23600 (surely_varying_stmt_p): Adjust.
23601 (gimplify_and_update_call_from_tree): Likewise.
23602 (execute_fold_all_builtins): Do not rebuild alias info.
23603 (gimplify_and_update_call_from_tree): Properly update VOPs.
23604 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23605 (copy_ref_info): Remove memory-tag related code.
23606 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23607 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23608 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23610 * tree-ssa-dom.c (gimple_p): Remove typedef.
23611 (eliminate_redundant_computations): Adjust.
23612 (record_equivalences_from_stmt): Likewise.
23613 (avail_expr_hash): Likewise.
23614 (avail_expr_eq): Likewise.
23615 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23616 (stmt_makes_single_load): Likewise.
23617 (stmt_makes_single_store): Likewise.
23618 * tree-ssa-alias.c: Rewrite completely.
23619 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23620 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23621 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23622 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23623 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23624 Remove public functions.
23625 (pass_reset_cc_flags): Remove.
23626 (pass_build_alias): Move ...
23627 * tree-ssa-structalias.c (pass_build_alias): ... here.
23628 * tree-ssa-alias.c (may_be_aliased): Move ...
23629 * tree-flow-inline.h (may_be_aliased): ... here.
23630 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23631 count_uses_and_derefs): Move ...
23632 * gimple.c: ... here.
23633 * gimple.h (count_uses_and_derefs): Declare.
23634 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23635 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23636 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23637 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23638 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23639 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23640 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23642 * tree-dfa.c (refs_may_alias_p): Move ...
23643 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23644 * tree-ssa-alias.h: New file.
23645 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23646 (statement_sink_location): Likewise.
23647 * opts.c (decode_options): Do not adjust max-aliased-vops or
23648 avg-aliased-vops values.
23649 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23650 (TV_CALL_CLOBBER): Likewise.
23651 (TV_FLOW_SENSITIVE): Likewise.
23652 (TV_FLOW_INSENSITIVE): Likewise.
23653 (TV_MEMORY_PARTITIONING): Likewise.
23654 (TV_ALIAS_STMT_WALK): New timevar.
23655 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23656 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23657 (get_address_description): Remove memory-tag related code.
23658 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23659 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23660 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23661 and immediate uses in statements. Document.
23662 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23663 (dump_symbols): Remove.
23664 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23665 * alias.c (get_deref_alias_set): New function split out from ...
23666 (get_alias_set): ... here.
23667 * alias.h (get_deref_alias_set): Declare.
23668 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23669 type parameter. Remove restrict pointer handling. Create a
23670 ref-all pointer in case type-based alias sets do not conflict.
23671 (vect_analyze_data_refs): Remove SMT related code.
23672 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23673 (vectorizable_load): Likewise.
23674 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23675 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23676 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23677 Ignore vops and SMTs.
23678 (dr_analyze_alias): Likewise..
23679 (free_data_ref): Likewise.
23680 (create_data_ref): Likewise.
23681 (analyze_all_data_dependences): Likewise.
23682 (get_references_in_stmt): Adjust.
23683 * tree-flow-inline.h (gimple_aliases_computed_p,
23684 gimple_addressable_vars, gimple_call_clobbered_vars,
23685 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23686 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23687 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23688 gimple_mem_ref_stats): Remove.
23689 (gimple_vop): New function.
23690 (op_iter_next_use): Remove vuses and mayuses cases.
23691 (op_iter_next_def): Remove vdefs case.
23692 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23693 (clear_and_done_ssa_iter): Do not set removed fields.
23694 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23695 Assert we are not iterating over vuses or vdefs if not also
23696 iterating over uses or defs.
23697 (op_iter_init_use): Likewise.
23698 (op_iter_init_def): Likewise.
23699 (op_iter_next_vdef): Remove.
23700 (op_iter_next_mustdef): Likewise.
23701 (op_iter_init_vdef): Likewise.
23702 (compare_ssa_operands_equal): Likewise.
23703 (link_use_stmts_after): Handle vuse operand.
23704 (is_call_used): Use is_call_clobbered.
23705 (is_call_clobbered): Global variables are always call clobbered,
23706 query the call-clobbers bitmap.
23707 (mark_call_clobbered): Ignore global variables.
23708 (clear_call_clobbered): Likewise.
23709 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23710 virtual operands sanity check.
23711 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23713 (TARGET_MEM_REF): Remove TMR_TAG operand.
23714 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23715 Remove call-clobber related code.
23716 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23717 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23718 partitions or escape reason.
23719 (get_single_def_stmt, get_single_def_stmt_from_phi,
23720 get_single_def_stmt_with_phi): Remove.
23721 (dump_referenced_vars): Tidy.
23722 (get_ref_base_and_extent): Allow bare decls.
23723 (collect_dfa_stats): Adjust.
23724 * graphite.c (rename_variables_in_stmt): Adjust.
23725 (graphite_copy_stmts_from_block): Likewise.
23726 (translate_clast): Likewise.
23727 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23729 (translate_vuse_through_block): Use the oracle.
23730 (phi_translate_1): Adjust.
23731 (value_dies_in_block_x): Use the oracle. Cache the outcome
23733 (valid_in_sets): Check if the VUSE for
23734 a REFERENCE is available.
23735 (eliminate): Do not remove stmts during elimination,
23736 instead queue and remove them afterwards.
23737 (do_pre): Do not rebuild alias info.
23738 (pass_pre): Run TODO_rebuild_alias before PRE.
23739 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23740 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23741 (mark_all_v_defs_stmt): Remove.
23742 (mark_all_v_defs_seq): Adjust.
23743 (sra_replace): Likewise.
23744 (scalarize_use): Likewise.
23745 (scalarize_copy): Likewise.
23746 (scalarize_init): Likewise.
23747 (scalarize_ldst): Likewise.
23748 (todoflags): Remove.
23749 (tree_sra): Do not rebuild alias info.
23750 (tree_sra_early): Adjust.
23751 (pass_sra): Run TODO_update_address_taken before SRA.
23752 * tree-predcom.c (set_alias_info): Remove.
23753 (prepare_initializers_chain): Do not call it.
23754 (mark_virtual_ops_for_renaming): Adjust.
23755 (mark_virtual_ops_for_renaming_list): Remove.
23756 (initialize_root_vars): Adjust.
23757 (initialize_root_vars_lm): Likewise.
23758 (prepare_initializers_chain): Likewise.
23759 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23760 (may_propagate_copy_into_stmt): Likewise.
23761 (merge_alias_info): Do nothing for now.
23762 (propagate_tree_value_into_stmt): Adjust.
23763 (stmt_may_generate_copy): Likewise.
23764 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23765 not mark symbols for renaming.
23766 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23767 with the same statement, make sure to update the new pointed-to one.
23768 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23769 call statements, do not mark symbols for renaming.
23770 (mark_operand_necessary): Dump something.
23771 (ref_may_be_aliased): New function.
23772 (mark_aliased_reaching_defs_necessary_1): New helper function.
23773 (mark_aliased_reaching_defs_necessary): Likewise.
23774 (mark_all_reaching_defs_necessary_1): Likewise.
23775 (mark_all_reaching_defs_necessary): Likewise.
23776 (propagate_necessity): Do not process virtual PHIs. For
23777 non-aliased loads mark all reaching definitions as necessary.
23778 For aliased loads and stores mark the immediate dominating
23779 aliased clobbers as necessary.
23780 (visited): New global static.
23781 (perform_tree_ssa_dce): Free visited bitmap after propagating
23783 (remove_dead_phis): Perform simple dead virtual PHI removal.
23784 (remove_dead_stmt): Properly unlink virtual operands when
23786 (eliminate_unnecessary_stmts): Schedule PHI removal after
23788 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23789 (process_replaceable): Likewise.
23790 (find_replaceable_in_bb): Likewise.
23791 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23792 based on the single gimple vop.
23793 (verify_flow_insensitive_alias_info): Remove.
23794 (verify_flow_sensitive_alias_info): Likewise.
23795 (verify_call_clobbering): Likewise.
23796 (verify_memory_partitions): Likewise.
23797 (verify_alias_info): Likewise.
23798 (verify_ssa): Adjust..
23799 (execute_update_addresses_taken): Export. Update SSA
23800 manually. Optimize only when optimizing. Use a local bitmap.
23801 (pass_update_address_taken): Remove TODO_update_ssa, add
23803 (pass_update_address_taken): Just use TODO_update_address_taken.
23804 (init_tree_ssa): Do not initialize addressable_vars.
23805 (verify_ssa): Verify new VUSE / VDEF properties.
23806 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23807 Do not call verify_alias_info.
23808 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23809 Do not free the loaded and stored syms bitmaps. Reset the escaped
23810 and callused solutions. Do not free addressable_vars.
23811 Remove memory-tag related code.
23812 (warn_uninitialized_var): Aliases are always available.
23813 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23814 * lambda-code.c (can_put_in_inner_loop): Adjust.
23815 (can_put_after_inner_loop): Likewise.
23816 (perfect_nestify): Likewise.
23817 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23818 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23819 (vectorizable_conversion): Do not mark symbols for renaming.
23820 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23821 (expand_call_inline): Unlink the calls virtual operands before
23823 (tree_function_versioning): Do not call update_ssa if we are not
23824 updating clones. Simplify.
23825 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23826 (propagate_with_phi): Likewise..
23827 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23828 clobber code. Assert we are not aliased or global.
23829 * tree-flow.h: Include tree-ssa-alias.h
23830 (enum escape_type): Remove.
23831 (struct mem_sym_stats_d): Likewise.
23832 (struct mem_ref_stats_d): Likewise.
23833 (struct gimple_df): Add vop member. Remove global_var,
23834 call_clobbered_vars, call_used_vars, addressable_vars,
23835 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23836 escaped and callused members.
23837 (struct ptr_info_def): Remove all members, add points-to solution
23839 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23840 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23841 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23842 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23843 (tree-ssa-alias.o): Likewise.
23844 (toplev.o): Add tree-ssa-alias.h
23845 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23846 * gimple.c (gimple_set_bb): Fix off-by-one error.
23847 (is_gimple_reg): Do not handle memory tags.
23848 (gimple_copy): Also copy virtual operands.
23849 Delay updating the statement. Do not reset loaded and stored syms.
23850 (gimple_set_stored_syms): Remove.
23851 (gimple_set_loaded_syms): Likewise.
23852 (gimple_call_copy_skip_args): Copy the virtual operands
23853 and mark the new statement modified.
23854 * tree-ssa-structalias.c (may_alias_p): Remove.
23855 (set_uids_in_ptset): Take the alias set to prune with as
23856 parameter. Fold in the alias test of may_alias_p.
23857 (compute_points_to_sets): Compute whether a ptr is dereferenced
23858 in a local sbitmap.
23859 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23860 other ADDRESSOF constraints on the lhs.
23861 (get_constraint_for_component_ref): Assert that we don't get
23862 ADDRESSOF constraints from the base of the reference.
23863 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23864 (struct variable_info): Remove collapsed_to member.
23865 (get_varinfo_fc): Remove.
23866 (new_var_info): Do not set collapsed_to.
23867 (dump_constraint): Do not follow cycles.
23868 (dump_constraint_graph): Likewise.
23869 (build_pred_graph): Likewise.
23870 (build_succ_graph): Likewise.
23871 (rewrite_constraints): Likewise.
23872 (do_simple_structure_copy): Remove.
23873 (do_rhs_deref_structure_copy): Remove.
23874 (do_lhs_deref_structure_copy): Remove.
23875 (collapse_rest_of_var): Remove.
23876 (do_structure_copy): Re-implement.
23877 (pta_stats): New global variable.
23878 (dump_pta_stats): New function.
23879 (struct constraint_expr): Make offset signed.
23880 (UNKNOWN_OFFSET): Define special value.
23881 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23882 (solution_set_expand): New helper function split out from ...
23883 (do_sd_constraint): ... here.
23884 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23885 (do_ds_constraint): Likewise.
23886 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23887 and CALLUSED = *CALLUSED.
23888 (set_union_with_increment): Make inc argument signed.
23889 (type_safe): Remove.
23890 (get_constraint_for_ptr_offset): Handle unknown and negative
23892 (first_vi_for_offset): Handle offsets before start. Bail
23893 out early for offsets beyond the variable extent.
23894 (first_or_preceding_vi_for_offset): New function.
23895 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23896 Together with ESCAPED = *ESCAPED this properly computes reachability.
23897 (find_what_var_points_to): New function.
23898 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23899 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23900 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23901 pt_solutions_intersect): New functions.
23902 (compute_call_used_vars): Remove.
23903 (compute_may_aliases): New main entry into PTA computation.
23904 * gimple.h (gimple_p): New typedef.
23905 (struct gimple_statement_base): Remove references_memory_p.
23906 (struct gimple_statement_with_memory_ops_base): Remove
23907 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23909 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23910 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23911 gimple_set_references_memory): Remove.
23912 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23913 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23915 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23916 (verify_expr): Allow RESULT_DECL.
23917 (gimple_duplicate_bb): Do not copy virtual operands.
23918 (gimple_duplicate_sese_region): Adjust.
23919 (gimple_duplicate_sese_tail): Likewise.
23920 (mark_virtual_ops_in_region): Remove.
23921 (move_sese_region_to_fn): Do not call it.
23922 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23923 and pass_simple_dse.
23924 (execute_function_todo): Handle TODO_update_address_taken,
23925 call execute_update_addresses_taken for TODO_rebuild_alias.
23926 (execute_todo): Adjust.
23927 (execute_one_pass): Init dump files early.
23928 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23930 (create_general_new_stmt): Clear vops.
23931 * tree-ssa-reassoc.c (get_rank): Adjust.
23932 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23933 symbols for renaming.
23934 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23935 (PARAM_AVG_ALIASED_VOPS): Likewise.
23936 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23937 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23938 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23939 (operand_build_cmp, copy_virtual_operands,
23940 create_ssa_artificial_load_stmt, add_to_addressable_set,
23941 gimple_add_to_addresses_taken): Remove public functions.
23942 (unlink_stmt_vdef): New function.
23944 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23946 * config.gcc (powerpc-*-linux*): Merge variants.
23948 2009-04-02 Chao-ying Fu <fu@mips.com>
23949 James Grosbach <james.grosbach@microchip.com>
23951 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23952 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23954 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23955 keep_interrupts_masked_p, use_debug_exception_return_p.
23956 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23957 keep_interrupts_masked, use_debug_exception_return.
23958 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23959 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23961 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23962 (mips_print_operand): Process COP0 registers to print $0 .. $31
23963 correctly for GAS to process.
23964 (mips_interrupt_extra_call_saved_reg_p): New function.
23965 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23967 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23968 (mips_compute_frame_info): Add supports for interrupt context that
23969 includes doubleword accumulators and COP0 registers.
23970 (mips_for_each_saved_acc): New function.
23971 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23972 mips_for_each_saved_reg.
23973 (mips_save_reg): Save accumulators.
23974 (mips_kernel_reg_p): A new for_each_rtx callback.
23975 (mips_expand_prologue): Support interrupt handlers.
23976 (mips_restore_reg): Restore accumulators.
23977 (mips_expand_epilogue): Support interrupt handlers.
23978 (mips_can_use_return_insn): Return false for interrupt handlers.
23979 (mips_epilogue_uses): New function.
23980 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23981 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23982 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23983 cop0_move): New instructions.
23984 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23985 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23987 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23989 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23990 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23991 interrupt handlers, we use K0 as the temporary register.
23992 (EPILOGUE_USES): Change to a function call.
23993 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23994 handlers, we use K0 as the temporary register.
23996 * doc/extend.texi (Function Attributes): Document interrupt,
23997 use_shadow_register_set, keep_interrupts_masked,
23998 use_debug_exception_return for MIPS attributes.
24000 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24002 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24003 Remove a number of t-files from tmake_file.
24004 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24005 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24006 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24007 target_prototype, not TARGET_PROTOTYPE.
24008 (LINK_OS_GNU_SPEC): Define.
24009 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24010 and darwin-ldoubdle.c.
24012 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24015 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24016 (cpp_options): Ditto.
24017 (default_compilers): Ditto.
24018 (display_help): Ditto.
24019 (process_command): Ditto.
24020 (do_spec_1): Ditto.
24021 (set_input): Use lbasename instead of duplicate code.
24022 (save_temps_prefix): New static for -save-temps=obj.
24023 (save_temps_length): Ditto.
24025 * doc/invoke.texi (-save-temps=obj): Document new variant to
24026 -save-temps switch.
24028 2009-04-02 Jeff Law <law@redhat.com>
24030 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24033 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24035 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24036 * configure: Regenerated.
24038 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24040 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24041 share the argument list.
24043 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24047 2009-02-12 Diego Novillo <dnovillo@google.com>
24049 * varpool.c (debug_varpool): New.
24050 * cgraph.h (debug_varpool): Declare.
24052 2009-04-02 Jan Hubicka <jh@suse.cz>
24054 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24057 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24059 * config/i386/i386.c (ix86_abi): Move initialization to ...
24060 (override_options): Here.
24062 2009-04-02 Christian Bruel <christian.bruel@st.com>
24064 * config/sh/sh.c (sh_dwarf_register_span): New function.
24065 (TARGET_DWARF_REGISTER_SPAN): Define.
24066 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24068 2009-04-02 Ira Rosen <irar@il.ibm.com>
24070 PR tree-optimization/39595
24071 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24072 interleaved loads group is not greater than the SLP group size.
24074 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24076 * builtins.c (is_builtin_name): New.
24077 (called_as_built_in): Use is_builtin_name.
24078 * tree.h (is_builtin_name): New.
24079 * varasm.c (incorporeal_function_p): Use is_builtin_name
24081 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24083 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24085 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24088 * c-decl.c (clone_underlying_type): Move this ...
24089 * c-common.c (set_underlying_type): ... here.
24090 Also, make sure the function properly sets TYPE_STUB_DECL() on
24091 the newly created typedef variant type.
24092 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24093 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24096 2009-04-02 Richard Guenther <rguenther@suse.de>
24098 PR tree-optimization/37221
24099 * tree-flow.h (degenerate_phi_result): Declare.
24100 * tree-ssa-dom.c (degenerate_phi_result): Export.
24101 * tree-scalar-evolution.c (analyze_initial_condition): If
24102 the initial condition is defined by a degenerate PHI node
24103 use the degenerate value.
24105 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24107 PR rtl-optimization/39588
24108 * combine.c (merge_outer_ops): Do not set the constant when this
24110 (simplify_shift_const_1): Do not modify it either in this case.
24112 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24114 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24115 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24117 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24120 * c-lex.c (interpret_float): Default (no suffix) is double.
24122 2009-04-1 Xinliang David Li <davidxl@google.com>
24124 * config/i386/i386.c (legitimate_constant_p): Recognize
24125 all one vector constant.
24127 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24129 * config/vax/vax.c: Add #includes to silence warnings.
24130 Change #include order to silence two warnings.
24132 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24134 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24135 (ASM_SPEC): Pass -k to the assembler for PIC code.
24137 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24139 * config.gcc: Add vax-*-linux* to the switch.
24140 * config/vax/linux.h: New file. (TARGET_VERSION,
24141 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24143 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24145 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24146 Use predicate macros instead of GET_CODE() == foo.
24147 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24148 ashlsi3, rotrsi3, <unnamed>): Likewise.
24150 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24152 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24153 jbbccihi, jbbccisi): Remova trailing whitespace.
24154 * config/vax/constraints.md: Likewise.
24155 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24156 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24157 * config/vax/predicates.md: Likewise.
24158 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24159 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24160 * config/vax/vax.h: Likewise.
24161 * config/vax/vax.md (nonlocal_goto): Likewise.
24163 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24165 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24166 (indirectable_address_p, adjacent_operands_p): Add spaces around
24168 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24170 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24172 * config/vax/vax.c (legitimate_constant_address_p,
24173 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24174 index_term_p, reg_plus_index_p, legitimate_address_p,
24175 vax_mode_dependent_address_p): Update comments to match functions
24176 modified by the recent int->bool conversion.
24178 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24180 * config/vax/builtins.md: Update copyright message.
24181 * config/vax/constraints.md: Likewise.
24182 * config/vax/netbsd-elf.h: Likewise.
24183 * config/vax/predicates.md: Likewise.
24184 * config/vax/vax-protos.h: Likewise.
24185 * config/vax/vax.c: Likewise.
24186 * config/vax/vax.h: Likewise.
24187 * config/vax/vax.md: Likewise.
24188 * config/vax/vax.opt: Likewise.
24190 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24192 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24193 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24194 * config/vax/constraints.md (B, R): Likewise.
24195 * config/vax/predicates.md (external_memory_operand,
24196 nonimmediate_addsub_di_operand): Likewise.
24197 * config/vax/vax.c (vax_output_int_add): Likewise.
24198 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24199 untyped_call): Likewise.
24201 2009-04-01 Matt Thomas <matt@3am-software.com>
24203 * config/vax/predicates.md: New file.
24204 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24205 external_const_operand, nonsymbolic_operand, external_memory_operand,
24206 indirect_memory_operand, indexed_memory_operand,
24207 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24208 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24210 * config/vax/constraints.md: New file.
24211 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24213 * config/vax/builtins.md: New file.
24214 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24215 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24217 * config/vax/vax.opt (mqmath): Add option.
24218 * config/vax/vax.md (isfx): Extend with DI.
24219 (VAXintQH, VAXintQHSD): Define.
24220 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24221 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24222 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24223 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24224 (movdi): Update constraints and use vax_output_int_move().
24225 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24226 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24227 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24228 nonlocal_goto): New.
24229 (mov<mode>): Extend accepted operand types.
24230 (subdi3_old): Rename from subdi3, change update constraints and use
24231 a new implementation.
24232 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24233 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24234 MOVE_RATIO, CLEAR_RATIO): Define.
24235 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24236 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24237 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24238 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24239 (split_quadword_operands): Make static and really allow variable
24241 (print_operand_address): Update for PIC generation.
24242 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24243 indexable_address_p, fixup_mathdi_operand,
24244 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24245 (vax_float_literal, legitimate_constant_p,
24246 indirectable_constant_address_p, index_term_p,
24247 reg_plus_index_p): Return bool instead of int.
24248 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24250 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24252 (vax_output_conditional_branch): Indent.
24253 (legitimate_constant_address_p, indirectable_constant_address_p,
24254 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24255 vax_mode_dependent_address_p): Return bool instead of int, update for
24257 * config/vax/vax-protos.h (legitimate_constant_address_p,
24258 legitimate_constant_p, legitimate_address_p,
24259 vax_mode_dependent_address_p): Change declaration to bool.
24260 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24261 vax_expand_addsub_di_operands, vax_output_int_subtract,
24262 vax_output_movmemsi): Declare.
24263 (split_quadword_operands, vax_float_literal): Delete declaration.
24264 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24265 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24266 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24267 ASM_OUTPUT_DWARF_PCREL): Define.
24268 (ASM_SPEC): Change definition to allow PIC generation.
24270 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24272 * doc/sourcebuild.texi: Update front-end requirements.
24274 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24277 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24278 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24279 (booldi3_internal3): Use boolean_or_operator instead of
24282 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24285 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24286 declarator whose size is not an integer constant expression but
24287 folds to an integer constant, then treat it as a constant
24290 2009-04-01 Richard Guenther <rguenther@suse.de>
24292 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24293 i * 4 + 2 to (i * 2 + 1) * 2.
24295 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24298 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24299 return if c_parser_asm_string_literal returned NULL.
24301 2009-04-01 Nick Clifton <nickc@redhat.com>
24303 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24305 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24306 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24307 other typedefs to avoid conflicts with libgcc2.c. Define labels
24308 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24310 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24311 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24314 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24316 * varasm.c (default_function_rodata_section): Declare DOT as
24319 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24320 Andrey Galkin <agalkin@hypercom.com>
24323 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24324 Make object_name unique for each process.
24326 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24329 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24330 addressable variables in the parallel that could go out of scope while
24331 running queued tasks.
24333 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24335 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24336 (CASE_VALUES_THRESHOLD): Redefine.
24337 * config/avr/avr.c (avr_override_options): Remove initialization of
24338 avr_case_values_threshold variable.
24339 (avr_case_values_threshold): Remove variable. Add new function.
24340 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24341 * config/avr/avr.opt (mno-tablejump): Remove option.
24342 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24344 2009-04-01 DJ Delorie <dj@redhat.com>
24346 * varasm.c (default_function_rodata_section): Don't assume
24347 anything about where the first '.' in the section name is.
24349 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24351 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24352 rs6000_emit_stack_tie.
24354 2009-03-31 Ian Lance Taylor <iant@google.com>
24356 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24357 gimple_code with GIMPLE_RESX, not RESX.
24359 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24361 * c-common.c (c_get_ident): New.
24362 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24364 2009-04-01 Ben Elliston <bje@au.ibm.com>
24366 * config/rs6000/sysv4.opt (msdata): Improve option description.
24368 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24370 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24371 (divdf3_internal_lat): Remove.
24372 (divxf3_internal_lat): Remove.
24373 (divxf3_internal_thr): Remove.
24374 (divxf): Use divxf3_internal.
24375 * config/ia64/div.md (divsf3_internal_lat): New.
24376 (divdf3_internal_lat): New.
24377 (divxf3_internal): New.
24379 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24382 * Makefile.in (USE_GCC_STDINT): Define.
24383 (stmp-int-hdrs): Install stdint.h if applicable.
24384 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24386 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24387 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24388 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24389 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24390 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24391 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24392 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24393 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24394 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24395 (c_common_nodes_and_builtins): Initialize
24396 underlying_wchar_type_node. Do not initialize
24397 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24398 nodes for new types.
24399 (c_stddef_cpp_builtins): Define macros for new types.
24400 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24402 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24403 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24404 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24405 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24406 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24407 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24408 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24409 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24410 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24411 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24412 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24413 int16_type_node, int32_type_node, int64_type_node,
24414 uint8_type_node, uint16_type_node, c_uint32_type_node,
24415 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24416 int_least32_type_node, int_least64_type_node,
24417 uint_least8_type_node, uint_least16_type_node,
24418 uint_least32_type_node, uint_least64_type_node,
24419 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24420 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24421 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24422 uintptr_type_node): Define.
24423 * c-cppbuiltin.c (builtin_define_constants,
24424 builtin_define_type_minmax): New.
24425 (builtin_define_stdint_macros): Define more macros.
24426 (c_cpp_builtins): Define more limit macros.
24427 (type_suffix): New.
24428 (builtin_define_type_max): Define in terms of
24429 builtin_define_type_minmax. Remove is_long parameter. All
24431 * config.gcc (use_gcc_stdint): Define.
24432 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24433 Add newlib-stdint.h for generic targets.
24434 * config/glibc-stdint.h, config/newlib-stdint.h,
24435 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24436 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24437 * config/score/score.h (UINTPTR_TYPE): Define.
24438 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24439 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24440 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24441 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24442 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24443 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24444 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24445 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24446 * config/spu/spu.h (STDINT_LONG32): Define.
24447 * configure.ac (use_gcc_stdint): Substitute.
24448 * configure: Regenerate.
24449 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24450 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24451 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24452 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24453 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24454 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24455 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24456 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24457 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24458 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24459 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24460 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24461 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24462 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24463 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24464 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24465 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24466 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24467 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24468 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24469 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24470 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24471 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24472 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24473 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24474 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24475 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24476 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24477 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24479 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24481 * loop-iv.c (suitable_set_for_replacement): Renamed from
24482 simplify_using_assignment; changed to return bool and to accept new
24483 args DEST and SRC. Return true iff we find a source/destination pair
24484 that can be used to make a replacement, and fill SRC and DEST if so.
24485 Remove arg ALTERED. Don't deal with altered regs here. All callers
24487 (simplify_using_initial_values): Deal with altered regs here and track
24488 more precisely the effect they have on the validity of our expression.
24490 * loop-iv.c (simplify_using_condition): A condition of the form
24491 (EQ REG CONST) can be used to simply make a substitution.
24492 (simplify_using_initial_values): Keep track of conditions we have seen
24493 and keep using them to simplify new expressions, while applying the
24494 same substitutions to them as to the expression.
24496 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24497 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24500 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24501 changed. Use this when trying to improve the upper bound.
24502 Generate the comparison by using simplify_gen_relational.
24504 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24506 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24508 (simplify_using_assignment, simplify_using_initial_values): Call
24509 replace_in_expr to make replacements. Call replace_single_def_regs
24510 once on the initial version of the expression.
24512 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24515 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24517 2009-03-31 Richard Guenther <rguenther@suse.de>
24519 PR middle-end/31029
24520 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24521 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24523 2009-03-31 Richard Guenther <rguenther@suse.de>
24525 * tree.h (div_if_zero_remainder): Declare.
24526 * fold-const.c (div_if_zero_remainder): Export.
24527 * tree-ssa-forwprop.c
24528 (forward_propagate_addr_into_variable_array_index): Handle
24529 constant array index addition outside of the variable index.
24531 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24534 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24535 define_splits, floatunssi<mode>2): Require x87 conversions from
24536 DImode to be permitted.
24538 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24540 PR preprocessor/15638
24541 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24543 2009-03-31 Richard Guenther <rguenther@suse.de>
24545 PR middle-end/23401
24546 PR middle-end/27810
24547 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24548 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24549 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24550 a separate statement.
24551 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24552 (lookup_tmp_var): Likewise.
24553 (is_gimple_formal_tmp_or_call_rhs): Remove.
24554 (is_gimple_reg_or_call_rhs): Rename to ...
24555 (is_gimple_reg_rhs_or_call): ... this.
24556 (is_gimple_mem_or_call_rhs): Rename to ...
24557 (is_gimple_mem_rhs_or_call): ... this.
24558 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24559 DECL_GIMPLE_REG_P only if is_formal is true.
24560 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24561 for non-proper post-modify expression gimplification.
24562 (gimplify_self_mod_expr): For post-modify expressions gimplify
24563 the lvalue to a minimal lvalue.
24564 (rhs_predicate_for): Remove formal temp case.
24565 (gimplify_modify_expr_rhs): Likewise.
24566 (gimplify_addr_expr): Use is_gimple_reg.
24567 (gimplify_expr): Remove formal temp cases.
24568 (gimple_regimplify_operands): Likewise.
24569 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24570 and FILTER_EXPR like constants.
24571 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24573 (is_gimple_formal_tmp_rhs): Remove.
24574 (is_gimple_reg_rhs): Remove special casing.
24575 (is_gimple_mem_rhs): Fix.
24576 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24577 (is_gimple_formal_tmp_var): Remove.
24578 (is_gimple_formal_tmp_reg): Likewise.
24579 (is_gimple_min_lval): Allow invariant component ref parts.
24580 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24581 is_gimple_formal_tmp_reg): Remove declarations.
24582 * tree-cfg.c (verify_expr): Verify that variables with address
24583 taken do not have DECL_GIMPLE_REG_P set.
24584 * tree-mudflap.c (mf_build_check_statement_for): Use
24585 force_gimple_operand instead of gimplify_expr.
24587 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24589 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24590 schedulable rows to compute_split_row.
24592 2009-03-31 Ben Elliston <bje@au.ibm.com>
24595 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24598 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24600 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24601 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24602 * configure: Regenerate.
24603 * config.in: Regenerate.
24604 * config/rs6000/rs6000.opt (mtls-markers): Add.
24605 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24606 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24607 (tls_ld_aix, tls_ld_sysv): Likewise.
24608 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24609 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24611 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24613 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24615 2009-03-30 Jan Hubicka <jh@suse.cz>
24617 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24619 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24620 detection and label handling.
24622 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24624 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24625 left_conflicts_size.
24626 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24627 ALLOCNO_LEFT_CONFLICTS_SIZE.
24629 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24630 remove_allocno_from_bucket_and_push,
24631 allocno_spill_priority_compare, push_allocnos_to_stack,
24632 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24633 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24634 (setup_allocno_left_conflicts_num): Ditto. Rename to
24635 setup_allocno_left_conflicts_size.
24636 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24637 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24638 setup_allocno_left_conflicts_size instead of
24639 setup_allocno_left_conflicts_num.
24641 * ira-build.c (ira_create_allocno): Use
24642 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24643 ALLOCNO_LEFT_CONFLICTS_NUM.
24645 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24647 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24648 instead of DF_LR_OUT.
24650 * ira-lives.c (process_bb_node_lives): Ditto.
24652 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24653 instead of DF_LR_{OUT,IN}.
24655 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24657 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24659 2009-03-30 Jan Hubicka <jh@suse.cz>
24661 * except.c (label_to_region_map): Fix thinko.
24663 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24665 PR middle-end/38237
24666 * tree.h (tree_find_value): New declaration.
24667 * tree.c (tree_find_value): New function.
24668 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24670 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24673 * c-decl.c (struct c_binding): Add locus field.
24674 (bind): Add locus argument, set locus field from it.
24675 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24676 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24677 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24678 implicitly_declare, undeclared_variable, lookup_label,
24679 declare_label, c_make_fname_decl, c_builtin_function,
24680 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24683 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24686 * config/i386/i386.c (classify_argument): Check total size of
24689 2009-03-30 Martin Jambor <mjambor@suse.cz>
24691 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24692 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24693 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24696 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24697 seen_variable_array_ref while also traversing a union.
24699 * tree-inline.c (optimize_inline_calls): Do not call
24700 cgraph_node_remove_callees.
24701 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24702 (pass_remove_cgraph_callee_edges): New variable.
24703 * passes.c (init_optimization_passes): Add
24704 pass_remove_cgraph_callee_edges after early inlining and before all
24705 late intraprocedural passes.
24707 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24709 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24711 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24712 Fix typos in names.
24714 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24716 * combine.c (simplify_comparison): Use have_insn_for.
24717 * dojump.c (do_jump): Likewise.
24719 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24721 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24722 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24723 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24724 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24725 instead of sparc_compare_emitted.
24726 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24727 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24728 instead of sparc_compare_emitted.
24730 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24732 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24733 enter/exit cfglayout mode.
24734 (pass_partition_block): Require it.
24735 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24736 (combine_instructions): Track basic blocks instead of labels.
24737 (update_cfg_for_uncondjump): New.
24738 (try_combine): Use it. Update jumps after rescanning.
24739 (pass_combine): Require PROP_cfglayout.
24740 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24742 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24744 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24745 Provide/destroy PROP_cfglayout respectively.
24746 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24747 * tree-pass.h (PROP_cfglayout): New.
24749 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24751 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24752 fold_convert_const_fixed_from_fixed,
24753 fold_convert_const_fixed_from_int,
24754 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24755 set TREE_CONSTANT_OVERFLOW.
24756 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24757 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24759 2009-03-30 Ira Rosen <irar@il.ibm.com>
24761 * tree-vect-loop-manip.c: New file.
24762 * tree-vectorizer.c: Update documentation and included files.
24763 (vect_loop_location): Make extern.
24764 (rename_use_op): Move to tree-vect-loop-manip.c
24765 (rename_variables_in_bb, rename_variables_in_loop,
24766 slpeel_update_phis_for_duplicate_loop,
24767 slpeel_update_phi_nodes_for_guard1,
24768 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24769 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24770 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24771 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24772 find_loop_location): Likewise.
24773 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24774 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24775 get_vectype_for_scalar_type, vect_is_simple_use,
24776 supportable_widening_operation, supportable_narrowing_operation):
24778 (bb_in_loop_p): Move to tree-vect-loop.c.
24779 (new_loop_vec_info, destroy_loop_vec_info,
24780 reduction_code_for_scalar_code, report_vect_op,
24781 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24782 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24783 (vect_supportable_dr_alignment): Likewise.
24784 * tree-vectorizer.h (tree-data-ref.h): Include.
24785 (vect_loop_location): Declare.
24786 Reorganize function declarations according to the new file structure.
24787 * tree-vect-loop.c: New file.
24788 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24789 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24790 * tree-vect-data-refs.c: New file.
24791 * tree-vect-patterns.c (timevar.h): Don't include.
24792 * tree-vect-stmts.c: New file.
24793 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24794 tree-vect-slp.c, tree-vect-loop.c.
24795 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24796 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24797 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24798 (tree-vect-analyze.o): Remove.
24799 (tree-vect-transform.o): Likewise.
24800 (tree-vect-data-refs.o): Add rule.
24801 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24802 tree-vect-slp.o): Likewise.
24803 (tree-vect-patterns.o): Remove redundant dependencies.
24804 (tree-vectorizer.o): Likewise.
24805 * tree-vect-slp.c: New file.
24807 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24809 * optc-gen.awk: Warn if an option flag has multiple different
24812 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24814 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24815 -floop-block): Document dependences on PPL, CLooG and Graphite.
24817 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24819 PR rtl-optimization/323
24820 * c-common.c (c_fully_fold, convert_and_check,
24821 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24822 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24823 * c-common.def (EXCESS_PRECISION_EXPR): New.
24824 * c-cppbuiltin.c (builtin_define_float_constants): Define
24825 constants with enough digits for long double.
24826 * c-lex.c (interpret_float): Interpret constant with excess
24827 precision where appropriate.
24828 * c-opts.c (c_common_post_options): Set
24829 flag_excess_precision_cmdline. Give an error for
24830 -fexcess-precision=standard for C++ for processors where the
24831 option is significant.
24832 * c-parser.c (c_parser_conditional_expression): Handle excess
24833 precision in condition.
24834 * c-typeck.c (convert_arguments): Handle arguments with excess
24836 (build_unary_op): Move excess precision outside operation.
24837 (build_conditional_expr): Likewise.
24838 (build_compound_expr): Likewise.
24839 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24840 (build_modify_expr): Handle excess precision in RHS.
24841 (convert_for_assignment): Handle excess precision in converted
24843 (digest_init, output_init_element, process_init_element): Handle
24844 excess precision in initializer.
24845 (c_finish_return): Handle excess precision in return value.
24846 (build_binary_op): Handle excess precision in operands and add
24847 excess precision as needed for operation.
24848 * common.opt (-fexcess-precision=): New option.
24849 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24850 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24851 For standard excess precision, output explicit conversion to and
24852 truncation from XFmode.
24853 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24854 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24855 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24856 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24857 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24858 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24859 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24860 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24861 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24862 define_splits, sqrt<mode>2): Disable where appropriate for
24863 standard excess precision.
24864 * convert.c (convert_to_real): Do not shorten arithmetic to type
24865 for which excess precision would be used.
24866 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24867 * doc/invoke.texi (-fexcess-precision=): Document option.
24868 (-mfpmath=): Correct index entry.
24869 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24870 flag_excess_precision): New.
24871 * langhooks.c (lhd_post_options): Set
24872 flag_excess_precision_cmdline.
24873 * opts.c (common_handle_option): Handle -fexcess-precision=.
24874 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24875 init_excess_precision): New.
24876 (lang_dependent_init_target): Call init_excess_precision.
24877 * tree.c (excess_precision_type): New.
24878 * tree.h (excess_precision_type): Declare.
24880 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24883 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24884 non-lvalue to component.
24886 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24888 PR preprocessor/34695
24889 * Makefile.in (c-opts.o): Depend on c-tree.h.
24890 * c-common.c: Move down include of diagnostic.h.
24891 (done_lexing, c_cpp_error): New.
24892 * c-common.h (done_lexing): Declare.
24893 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24895 * c-opts.c: Include c-tree.h.
24896 (c_common_init_options): Set preprocessor error callback.
24897 (c_common_handle_option): Do not set preprocessor
24898 inhibit_warnings, warnings_are_errors, warn_system_headers,
24899 pedantic_errors or inhibit_warnings flags.
24900 (c_common_post_options): Do not check cpp_errors (parse_in).
24901 (c_common_finish): Do not output dependencies if there were
24902 errors. Do not check return value of cpp_finish.
24903 * c-ppoutput.c (pp_file_change): Set input_location.
24904 * c-tree.h (c_cpp_error): Declare.
24905 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24907 (diagnostic_build_prefix): Check override_column.
24908 * diagnostic.h (diagnostic_info): Add override_column field.
24909 (diagnostic_override_column): Define.
24911 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24913 * c-common.c (c_expand_expr, c_staticp): Remove.
24914 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24915 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24916 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24917 * c-gimplify.c (gimplify_compound_literal_expr,
24918 optimize_compound_literals_in_ctor): Remove.
24919 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24920 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24921 * c-semantics.c (emit_local_var): Remove.
24923 * langhooks-def.h (lhd_expand_expr): Remove.
24924 * langhooks.c (lhd_expand_expr): Remove.
24925 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24927 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24928 handling from c-semantics.c; don't call into langhook.
24929 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24930 * gimplify.c (gimplify_compound_literal_expr,
24931 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24932 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24933 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24934 as was done in c-gimplify.c.
24935 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24936 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24937 Move from c-common.h.
24938 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24940 * tree.c (staticp): Do not call langhook.
24941 * langhooks.c (lhd_staticp): Delete.
24942 * langhooks-def.h (lhd_staticp): Delete prototype.
24943 (LANG_HOOKS_STATICP): Delete.
24944 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24946 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24947 instead of DECL_STMTs.
24949 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24957 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24959 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24960 contained expression.
24961 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24962 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24963 conditional expressions for C.
24964 (decl_constant_value_for_optimization): Move from
24965 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24966 whether optimizing and that the expression is a VAR_DECL not of
24967 array type instead of doing such checks in the caller. Do not
24968 check pedantic. Call gcc_unreachable for C++.
24969 * c-common.def (C_MAYBE_CONST_EXPR): New.
24970 * c-common.h (c_fully_fold, c_save_expr,
24971 decl_constant_value_for_optimization): New prototypes.
24972 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24973 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24974 EXPR_INT_CONST_OPERANDS): Define.
24975 * c-convert.c (convert): Strip nops from expression.
24976 * c-decl.c (groktypename): Take extra parameters expr and
24977 expr_const_operands. Update call to grokdeclarator.
24978 (start_decl): Update call to grokdeclarator. Add statement for
24979 expressions used in type of decl.
24980 (grokparm): Update call to grokdeclarator.
24981 (push_parm_decl): Update call to grokdeclarator.
24982 (build_compound_literal): Add parameter non_const and build a
24983 C_MAYBE_COSNT_EXPR if applicable.
24984 (grokdeclarator): Take extra parameters expr and
24985 expr_const_operands. Track expressions used in declaration
24986 specifiers and declarators. Fold array sizes and track whether
24987 they are constant expressions and whether they are integer
24988 constant expressions.
24989 (parser_xref_tag): Set expr and expr_const_operands fields in
24991 (grokfield): Update call to grokdeclarator.
24992 (start_function): Update call to grokdeclarator.
24993 (build_null_declspecs): Set expr and expr_const_operands fields in
24995 (declspecs_add_type): Handle expressions in typeof specifiers.
24996 * c-parser.c (c_parser_declspecs): Set expr and
24997 expr_const_operands fields for declaration specifiers.
24998 (c_parser_enum_specifier): Likewise.
24999 (c_parser_struct_or_union_specifier): Likewise.
25000 (c_parser_typeof_specifier): Likewise. Update call to
25001 groktypename. Fold expression as needed. Return expressions with
25002 type instead of adding statements.
25003 (c_parser_attributes): Update calls to c_parser_expr_list.
25004 (c_parser_statement_after_labels): Fold expression before passing
25005 to objc_build_throw_stmt.
25006 (c_parser_condition): Fold expression.
25007 (c_parser_asm_operands): Fold expression.
25008 (c_parser_conditional_expression): Use c_save_expr. Update call
25009 to build_conditional_expr.
25010 (c_parser_alignof_expression): Update call to groktypename.
25011 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25012 original_code. Fold expression argument of va_arg. Create
25013 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25014 argument to va_arg. Update calls to groktypename. Fold array
25015 index for offsetof. Verify that first argument to
25016 __builtin_choose_expr has integer type.
25017 (c_parser_postfix_expression_after_paren_type): Update calls to
25018 groktypename and build_compound_literal. Handle expressions with
25019 side effects in type name.
25020 (c_parser_postfix_expression_after_primary): Update call to
25021 c_parser_expr_list. Set original_code for calls to
25022 __builtin_constant_p.
25023 (c_parser_expr_list): Take extra parameter fold_p. Fold
25024 expressions if requested.
25025 (c_parser_objc_type_name): Update call to groktypename.
25026 (c_parser_objc_synchronized_statement): Fold expression.
25027 (c_parser_objc_receiver): Fold expression.
25028 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25029 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25030 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25031 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25032 (struct c_typespec): Add elements expr and expr_const_operands.
25033 (struct c_declspecs): Add elements expr and expr_const_operands.
25034 (groktypename, build_conditional_expr, build_compound_literal):
25036 (in_late_binary_op): Declare.
25037 * c-typeck.c (note_integer_operands): New function.
25038 (in_late_binary_op): New variable.
25039 (decl_constant_value_for_broken_optimization): Move to c-common.c
25040 and rename to decl_constant_value_for_optimization.
25041 (default_function_array_conversion): Do not strip nops.
25042 (default_conversion): Do not call
25043 decl_constant_value_for_broken_optimization.
25044 (build_array_ref): Do not fold result.
25045 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25046 result when operand is a VLA.
25047 (c_expr_sizeof_type): Update call to groktypename. Handle
25048 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25049 result when operand names a VLA type.
25050 (build_function_call): Update call to build_compound_literal.
25051 Only fold result for calls to __builtin_* functions. Strip
25052 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25053 the function designator.
25054 (convert_arguments): Fold arguments. Update call to
25055 convert_for_assignment.
25056 (build_unary_op): Handle increment and decrement of
25057 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25058 decrement earlier. Fold operand of increment and decrement.
25059 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25060 built for integer operand. Wrap returns that are INTEGER_CSTs
25061 without being integer constant expressions or that have integer
25062 constant operands without being INTEGER_CSTs.
25063 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25064 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25065 result is an integer constant expression or can be used in
25066 unevaluated parts of one and avoid folding and wrap as
25067 appropriate. Fold operands before possibly doing -Wsign-compare
25069 (build_compound_expr): Wrap result for C99 if operands can be used
25070 in integer constant expressions.
25071 (build_c_cast): Update call to digest_init. Do not ignore
25072 overflow from casting floating-point constants to integers. Wrap
25073 results that could be confused with integer constant expressions,
25074 null pointer constants or floating-point constants.
25075 (c_cast_expr): Update call to groktypename. Handle expressions
25076 included in type name.
25077 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25078 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25079 Update calls to convert_for_assignment.
25080 (convert_for_assignment): Take new parameter
25081 null_pointer_constant. Do not strip nops or call
25082 decl_constant_value_for_broken_optimization. Set
25083 in_late_binary_op for conversions to boolean.
25084 (store_init_value): Update call to digest_init.
25085 (digest_init): Take new parameter null_pointer_constant. Do not
25086 call decl_constant_value_for_broken_optimization. pedwarn for
25087 initializers not constant expressions. Update calls to
25088 convert_for_assignment.
25089 (constructor_nonconst): New.
25090 (struct constructor_stack): Add nonconst element.
25091 (really_start_incremental_init, push_init_level, pop_init_level):
25092 Handle constructor_nonconst and nonconst element.
25093 (set_init_index): Call constant_expression_warning for array
25095 (output_init_element): Fold value. Set constructor_nonconst as
25096 applicable. pedwarn for initializers not constant expressions.
25097 Update call to digest_init. Call constant_expression_warning
25098 where constant initializers are required.
25099 (process_init_element): Use c_save_expr.
25100 (c_finish_goto_ptr): Fold expression.
25101 (c_finish_return): Fold return value. Update call to
25102 convert_for_assignment.
25103 (c_start_case): Fold switch expression.
25104 (c_process_expr_stmt): Fold expression.
25105 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25106 ensure statement expression is not evaluated in constant expression.
25107 (build_binary_op): Track whether results are integer constant
25108 expressions or may occur in such, disable folding and wrap results
25109 as applicable. Fold operands for -Wsign-compare warnings unless
25111 (c_objc_common_truthvalue_conversion): Handle results folded to
25112 integer constants that are not integer constant expressions.
25113 * doc/extend.texi: Document when typeof operands are evaluated,
25114 that condition of __builtin_choose_expr is an integer constant
25115 expression, and more about use of __builtin_constant_p in
25118 2009-03-29 Richard Guenther <rguenther@suse.de>
25120 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25121 propagate addresses of array references.
25123 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25125 * regmove.c (perhaps_ends_bb_p): Remove.
25126 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25127 from INSN and check that the main loop stays within that basic block.
25128 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25129 (regmove_forward_pass): Split out from regmove_optimize. Use
25130 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25131 (regmove_backward_pass): Split out from regmove_optimize. Use
25132 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25133 (regmove_optimize): Simplify.
25135 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25138 * config/i386/i386.c (classify_argument): Ignore flexible array
25139 member in struct and warn ABI change.
25141 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25143 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25145 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25146 (ix86_adjust_cost): Updated.
25148 2009-03-29 Jan Hubicka <jh@suse.cz>
25150 PR middle-end/28850
25151 * tree-pass.h (pass_cleanup_eh): New function.
25152 (remove_unreachable_regions): Break code handling RTL
25153 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25154 that can not be reached by runtime.
25155 (can_be_reached_by_runtime): New function.
25156 (label_to_region_map): New function.
25157 (num_eh_regions): New function.
25158 (rtl_remove_unreachable_regions): New function.
25159 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25160 (remove_eh_region): New function.
25161 * except.h: Include sbitmap and vecprim.
25162 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25163 num_eh_regions): Declare.
25164 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25165 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25166 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25167 (tree_empty_eh_handler_p): New function.
25168 (cleanup_empty_eh): New function.
25169 (cleanup_eh): New function.
25170 (pass_cleanup_eh): New function.
25172 2009-03-29 Jan Hubicka <jh@suse.cz>
25174 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25175 for removed regions.
25177 2009-03-29 Jan Hubicka <jh@suse.cz>
25179 * except.c (dump_eh_tree): Dump all datastructures.
25181 2009-03-29 Jan Hubicka <jh@suse.cz>
25183 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25184 (duplicate_eh_regions_1): Likewise.
25185 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25186 vector; call EH verification.
25187 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25188 Be ready for region being removed.
25190 2009-03-29 Jan Hubicka <jh@suse.cz>
25192 * bitmap.c (bitmap_last_set_bit): New function.
25193 * bitmap.h (bitmap_last_set_bit): Declare.
25195 2009-03-29 David Ayers <ayers@fsfe.org>
25198 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25199 by calling objc_compare_types and surpress warnings about
25200 incompatible C pointers that are compatible ObjC pointers.
25202 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25204 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25205 call initialize_inline_failed.
25206 (initialize_inline_failed): Move it from here ...
25207 * cgraph.c (initialize_inline_failed): ... to here.
25208 (cgraph_create_edge): Call initialize_inline_failed rather than
25209 setting inline_failed directly.
25211 2009-03-29 Ben Elliston <bje@au.ibm.com>
25214 * sysv4.opt (msdata): Improve comment.
25215 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25216 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25218 2009-03-29 Ben Elliston <bje@au.ibm.com>
25221 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25222 load and store attributes.
25224 2009-03-29 Ben Elliston <bje@au.ibm.com>
25226 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25227 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25228 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25229 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25230 __builtin_infq and __builtin_huge_valq.
25232 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25234 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25236 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25237 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25239 2009-03-28 Xinliang David Li <davidxl@google.com>
25241 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25242 (do_dbg_cnt): New function.
25244 2009-03-28 Jan Hubicka <jh@suse.cz>
25246 Merge from pretty-ipa:
25248 2009-03-27 Jan Hubicka <jh@suse.cz>
25250 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25251 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25252 * passes.c (function_called_by_processed_nodes_p): New.
25253 * ipa-pure-const.c (check_call): Fix handling of operands.
25254 (analyze_function): Dump debug output for skipped bodies.
25255 (local_pure_const): Use function_called_by_processed_nodes_p.
25256 * dwarf2out.c (reference_to_unused): Use output.
25257 * passes.c (do_per_function_toporder): Likewise.
25259 2008-11-12 Jan Hubicka <jh@suse.cz>
25261 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25262 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25263 state_set_in_source enum
25264 (check_decl): Ignore memory tags; do not set fake looping flags;
25266 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25267 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25268 (check_call, analyze_function): Rewrite.
25270 (add_new_function): Update call of analyze_function.
25271 (generate_summary): Add call of analyze_function.
25272 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25273 (local_pure_const): New function.
25274 (pass_local_pure_const): New pass.
25275 * ipa-inline.c (inline_transform): Set after_inlining.
25276 * tree-eh.c (stmt_can_throw_external): New.
25277 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25278 work with aliasing built.
25279 * tree-flow.h (stmt_can_throw_external): New.
25280 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25281 and local pure/const pass in early and late optimization queue.
25283 2009-03-28 Martin Jambor <mjambor@suse.cz>
25285 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25287 (fold_binary): Allow function decl aligment consideration is the
25288 second argument is integer constant one.
25289 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25290 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25291 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25293 2009-03-28 Jan Hubicka <jh@suse.cz>
25295 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25296 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25297 * function.h (rtl_data): Add nothrow flag.
25298 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25299 set DECL_NOTHROW for AVAILABLE functions.
25301 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25303 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25304 following vector keyword has expansion starting with pixel or bool
25305 keyword, expand vector to __vector and pixel or bool to __pixel or
25309 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25310 warn_if_disallowed_function_p): Removed.
25311 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25312 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25313 warning_if_disallowed_function_p.
25314 * flags.h (warn_if_disallowed_function_p,
25315 warn_disallowed_functions): Removed.
25316 * common.opt (Wdisallowed-function-list=): Removed.
25317 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25319 2009-03-28 Richard Guenther <rguenther@suse.de>
25321 PR tree-optimization/38723
25322 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25325 2009-03-28 Jan Hubicka <jh@suse.cz>
25327 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25328 test introduced by my previous patch.
25330 2009-03-28 Richard Guenther <rguenther@suse.de>
25332 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25333 the PHIs value undefined.
25335 2009-03-28 Jan Hubicka <jh@suse.cz>
25337 * tree-pass.h (pass_fixup_cfg): New pass.
25338 * ipa-inline.c (inline_transform): Set
25339 always_inline_functions_inlined/after_inlining.
25340 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25341 (pass_fixup_cfg): New pass.
25342 * passes.c (init_optimization_passes): Add fixup_cfg.
25344 2009-03-28 Richard Guenther <rguenther@suse.de>
25346 PR tree-optimization/38458
25347 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25348 argument use the arguments copy-of value.
25350 2009-03-28 Richard Guenther <rguenther@suse.de>
25352 PR tree-optimization/38180
25353 * tree-ssa-ccp.c (get_default_value): Simplify.
25354 (likely_value): Likewise.
25355 (surely_varying_stmt_p): Properly handle VOP case.
25356 (ccp_initialize): Likewise.
25357 (ccp_fold): Handle propagating through *&.
25358 (fold_const_aggregate_ref): Also handle decls.
25360 2009-03-28 Jan Hubicka <jh@suse.cz>
25362 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25363 * cgraph.h (cgraph_node): Likewise.
25364 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25365 (cgraph_reset_node): Use process flag.
25366 (cgraph_mark_functions_to_output): Likewise.
25367 (cgraph_expand_function): Likewise.
25368 (cgraph_expand_all_functions): Likewise.
25369 (cgraph_output_in_order): Likewise.
25370 * dwarf2out.c (reference_to_unused): Likewise.
25371 * passes.c do_per_function_toporder): Likewise.
25373 2009-03-28 Jan Hubicka <jh@suse.cz>
25375 Bring from lto-branch:
25377 2008-09-03 Doug Kwan <dougkwan@google.com>
25379 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25380 enums instead of reason strings.
25381 * cgraph.c (cgraph_create_edge): Same.
25382 (cgraph_inline_failed_string): New function.
25383 * cgraph.h (cgraph_inline_failed_t): New enum type.
25384 (cgraph_inline_failed_string): New prototype.
25385 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25386 char pointer to cgraph_inline_failed_t.
25387 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25388 (cgraph_default_inline_p): Ditto.
25389 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25390 to cgraph_inline_failed_t pointer.
25391 * cif-code.def: New file.
25392 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25394 (cgraph_check_inline_limits): Change type of REASON to pointer to
25395 cgraph_inline_failed_t. Replace reason strings with enums.
25396 (cgraph_default_inline_p): Ditto.
25397 (cgraph_recursive_inlining_p): Ditto.
25398 (update_caller_keys): Change type of FAILED_REASON to
25399 cgraph_inline_failed_t.
25400 (cgraph_set_inline_failed): Change type of REASON to pointer to
25401 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25402 convert enums to strings for text output.
25403 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25404 to be of type cgraph_inline_failed_t. Replace reason strings with
25405 enums. Call cgraph_inline_failed_string to covert enums
25406 to strings for text output.
25407 (cgraph_decide_inlining): Replace reason strings with enums.
25408 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25409 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25411 * tree-inline.c (expand_call_inline): Change type of REASON
25412 to cgraph_inline_failed_t. Replace reason strings with enums.
25413 Call cgraph_inline_failed_string for text output.
25414 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25417 2009-03-28 Jan Hubicka <jh@suse.cz>
25419 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25420 cgraph_clone_node): Remove master clone handling.
25421 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25422 * cgraph.h (master_clone): Remove.
25423 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25424 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25425 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25427 2009-03-28 Jan Hubicka <jh@suse.cz>
25429 * cgraph.c (cgraph_function_body_availability): Functions declared
25430 inline are always safe to assume that it is not going to be replaced.
25432 2009-03-28 Richard Guenther <rguenther@suse.de>
25434 PR tree-optimization/38513
25435 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25436 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25437 EXC_PTR_EXPR and FILTER_EXPR.
25438 (get_ref_from_reference_ops): Likewise.
25440 2009-03-28 Richard Guenther <rguenther@suse.de>
25442 PR tree-optimization/38968
25443 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25444 Use FLOOR_MOD_EXPR to compute misalignment.
25446 2009-03-28 Richard Guenther <rguenther@suse.de>
25448 PR tree-optimization/37795
25449 * tree.h (combine_comparisons): Declare.
25450 * fold-const.c (combine_comparisons): Export.
25451 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25453 (ifcombine_iforif): Use combine_comparisons.
25455 2009-03-28 Jan Hubicka <jh@suse.cz>
25457 * tree-eh.c (inlinable_call_p): New function.
25458 (make_eh_edges): Use it.
25459 (verify_eh_edges): Use it.
25460 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25461 * except.c (reachable_next_level): Add inlinable_function argument
25462 (sjlj_find_directly_reachable_regions): Update.
25463 (add_reachable_handler): Do not set saw_any_handlers.
25464 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25465 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25466 Add new inlinable call parameter.
25467 (can_throw_internal, can_throw_external): Update.
25468 * except.h (can_throw_internal_1, can_throw_external_1,
25469 foreach_reachable_handler): Update declaration.
25471 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25473 * config/arm/t-arm-coff, config/h8300/coff.h,
25474 config/i386/i386-aout.h, config/i386/i386-coff.h,
25475 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25476 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25477 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25478 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25479 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25480 sys-types.h: Remove.
25481 * Makefile.in: Remove protoize and fixproto support and references
25483 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25484 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25486 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25487 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25488 unprotoize$(exeext).
25489 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25490 (.PHONY): Don't depend on proto.
25491 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25492 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25493 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25494 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25495 build/gen-protos.o, build/scan.o, xsys-protos.h,
25496 build/fix-header$(build_exeext), build/fix-header.o,
25497 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25498 stmp-install-fixproto): Remove.
25499 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25500 SYSCALLS.c or fixproto files.
25501 (install-common): Don't install protoize.
25502 (install-headers-tar, install-headers-cpio, install-headers-cp):
25503 Don't depend on $(STMP_FIXPROTO).
25504 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25505 install fixproto files or write out fixproto settings.
25506 (uninstall): Don't uninstall protoize.
25507 * config.gcc (use_fixproto): Remove.
25508 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25509 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25510 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25511 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25512 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25513 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25514 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25515 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25516 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25517 * config/t-vxworks (STMP_FIXPROTO): Remove.
25518 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25519 STMP_FIXPROTO): Remove.
25520 * config.in, configure: Regenerate.
25521 * crtstuff.c (gid_t, uid_t): Don't undefine.
25522 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25523 (arm-*-coff, arm-*-aout: Remove target entries.
25524 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25525 Remove mention of AIX 4.1.
25526 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25527 * doc/invoke.texi (Running Protoize): Remove.
25528 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25529 (Protoize Caveats): Remove.
25530 * tsystem.h: Update comments on headers assumed to exist.
25532 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25534 * genautomata.c: Add a new year to the copyright. Add a new
25536 (struct insn_reserv_decl): Add comments for member bypass_list.
25537 (find_bypass): Remove.
25538 (insert_bypass): New.
25539 (process_decls): Use insert_bypass.
25540 (output_internal_insn_latency_func): Output all bypasses with the
25541 same input insn in one switch case.
25543 * rtl.def (define_bypass): Describe bypass choice.
25544 * doc/md.texi (define_bypass): Ditto.
25546 2009-03-27 Richard Guenther <rguenther@suse.de>
25548 * gimplify.c (mark_addressable): Export.
25549 * tree-flow.h (mark_addressable): Declare.
25550 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25551 * tree-ssa.c (verify_phi_args): Verify that address taken
25552 variables have TREE_ADDRESSABLE set.
25554 2009-03-27 Richard Guenther <rguenther@suse.de>
25556 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25557 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25558 Do not mark decls TREE_ADDRESSABLE.
25559 (build_fold_addr_expr): Adjust.
25560 (fold_addr_expr): Remove.
25561 (fold_unary): Use build_fold_addr_expr.
25562 (fold_comparison): Likewise.
25563 (split_address_to_core_and_offset): Likewise.
25564 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25566 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25567 (gimplify_modify_expr_to_memcpy): Mark source and destination
25569 * omp-low.c (create_omp_child_function): Mark the object decl
25571 (lower_rec_input_clauses): Mark the var we take the address of
25573 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25575 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25577 PR middle-end/39315
25578 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25579 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25581 2009-03-27 Richard Guenther <rguenther@suse.de>
25583 PR tree-optimization/39120
25584 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25586 (handle_lhs_call): Process return constraints. Add escape
25587 constraints if necessary.
25588 (handle_const_call): Fill out return constraints. Make nested
25589 case more precise. Avoid consttmp if possible.
25590 (handle_pure_call): Fill out return constraints. Avoid
25591 callused if possible.
25592 (find_func_aliases): Simplify call handling.
25594 2009-03-27 Richard Guenther <rguenther@suse.de>
25596 PR tree-optimization/39120
25597 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25598 as a representative.
25599 (solve_graph): Do propagate CALLUSED.
25600 (handle_pure_call): Use a scalar constraint from CALLUSED for
25602 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25605 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25608 * c-common.c (handle_aligned_attribute): Properly check alignment
25609 overflow. Use (1U << i) instead of (1 << i).
25611 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25613 * expr.h (get_mem_align_offset): Updated.
25615 * tree.h (tree_decl_common): Change align to "unsigned int" and
25616 move it before pointer_alias_set.
25618 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25619 Jakub Jelinek <jakub@redhat.com>
25622 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25623 gr_register_operand with gr_reg_or_0_operand.
25624 (cmpxchg_rel_di): Likewise.
25625 (sync_lock_test_and_set<mode>): Likewise.
25627 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25629 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25630 (true_regnum): Likewise.
25632 * rtlanal.c (subreg_info): Moved to ...
25633 * rtl.h (subreg_info): Here. New.
25634 (subreg_get_info): New.
25636 * rtlanal.c (subreg_get_info): Make it extern.
25638 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25641 * config/i386/i386.c (ix86_abi): New.
25642 (override_options): Handle -mabi=.
25643 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25644 (ix86_call_abi_override): Likewise.
25645 (init_cumulative_args): Likewise.
25646 (function_arg_advance): Likewise.
25647 (function_arg_64): Likewise.
25648 (function_arg): Likewise.
25649 (ix86_pass_by_reference): Likewise.
25650 (ix86_function_value_regno_p): Likewise.
25651 (ix86_build_builtin_va_list_abi): Likewise.
25652 (setup_incoming_varargs_64): Likewise.
25653 (is_va_list_char_pointer): Likewise.
25654 (ix86_init_machine_status): Likewise.
25655 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25656 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25657 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25658 (ix86_function_abi): Make it static and return enum calling_abi.
25659 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25661 (ix86_fn_abi_va_list): Updated.
25663 * config/i386/i386.h (ix86_abi): New.
25664 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25665 (CONDITIONAL_REGISTER_USAGE): Likewise.
25666 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25667 (machine_function): Likewise.
25669 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25671 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25672 (STACK_BOUNDARY): Likewise.
25673 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25675 * config/i386/i386.opt (mabi=): New.
25677 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25678 return enum calling_abi.
25679 (ix86_function_type_abi): Likewise.
25680 (ix86_function_abi): Removed.
25682 * doc/invoke.texi: Document -mabi= option for x86.
25684 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25686 * builtins.c (real_dconstp): Delete.
25687 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25689 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25690 Jakub Jelinek <jakub@redhat.com>
25693 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25694 (gen_subprogram_die): When a function is explicit, generate the
25695 DW_AT_explicit attribute.
25696 * langhooks.h (struct lang_hooks_for_decls): Add
25697 function_decl_explicit_p langhook.
25698 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25699 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25701 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25703 * builtins.c (fold_builtin_memory_op): Optimize memmove
25704 into memcpy if we can prove source and destination don't overlap.
25706 * tree-inline.c: Include gt-tree-inline.h.
25707 (clone_fn_id_num): New variable.
25708 (clone_function_name): New function.
25709 (tree_function_versioning): Use it.
25710 * Makefile.in (GTFILES): Add tree-inline.c.
25712 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25714 * BASE-VER: Change to 4.5.0.
25716 2009-03-27 Xinliang David Li <davidxl@google.com>
25718 PR tree-optimization/39557
25719 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25721 2009-03-27 Xinliang David Li <davidxl@google.com>
25723 PR tree-optimization/39548
25724 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25727 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25729 * c-common.c (pointer_int_sum): Use %wd on return from
25732 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25734 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25735 on return from tree_low_cst.
25737 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25740 * ginclude/stdarg.h (va_copy): Define also for
25741 __GXX_EXPERIMENTAL_CXX0X__.
25743 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25746 * builtins.h (c_strlen): Do not warn here.
25747 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25748 * c-common.c (pointer_int_sum): Take an explicit location.
25749 Warn about offsets out of bounds.
25750 * c-common.h (pointer_int_sum): Adjust declaration.
25752 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25754 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25757 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25760 * opts.c (warn_if_disallowed_function_p): Don't assume
25761 get_callee_fndecl must return non-NULL.
25763 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25765 PR rtl-optimization/39522
25766 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25767 when reg_reloaded_valid is set.
25769 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25771 * config/spu/divv2df3.c: New file.
25772 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25773 (DPBIT_FUNCS): Filter out _div_df.
25775 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25777 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25778 a jump insn, count that jump in the distance to the loop start.
25780 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25783 * config/sh/sh.c (calc_live_regs): Fix condition for global
25784 registers except PIC_OFFSET_TABLE_REGNUM.
25786 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25789 * doc/invoke.texi (-mconsole): New.
25791 (-mno-cygwin): New.
25793 (-mnop-fun-dllimport): New.
25797 (sub section "i386 and x86-64 Windows Options"): New.
25799 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25801 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25802 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25804 2009-03-25 Richard Guenther <rguenther@suse.de>
25806 PR middle-end/39497
25807 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25810 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25812 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25813 neither of haifa/selective schedulers are working.
25815 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25817 * doc/invoke.texi (Debugging Options): Fix description of
25818 -fno-merge-debug-strings.
25820 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25822 * config/cris/libgcc.ver: New version-script.
25823 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25825 * configure.ac <GAS features, nop mnemonic>: Add pattern
25826 crisv32-*-* for "nop".
25827 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25828 * configure: Regenerate.
25830 2009-03-24 Ira Rosen <irar@il.ibm.com>
25832 PR tree-optimization/39529
25833 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25834 mark_sym_for_renaming for the tag copied to the new vector
25837 2009-03-24 Arthur Loiret <aloiret@debian.org>
25839 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25840 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25841 EXTRA_SPEC_FUNCTIONS.
25842 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25843 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25844 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25845 -march and -mtune options.
25847 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25849 * config/m68k/t-rtems: Add m5329 multilib.
25851 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25852 Jakub Jelinek <jakub@redhat.com>
25855 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25858 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25861 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25862 instead of c_parser_expression_conv, if original_code isn't one of the
25863 4 allowed comparison codes, fail.
25865 2009-03-23 Richard Guenther <rguenther@suse.de>
25867 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25868 * tree.h (struct tree_type): Likewise.
25869 * reload.h (struct insn_chain): Likewise.
25870 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25871 * function.h (struct function): Likewise.
25872 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25874 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25876 PR tree-optimization/39516
25877 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25879 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25881 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25882 should be set true if BITS_PER_WORD of target is bigger than 32
25884 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25886 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25887 Translate -B-options to -rpath-link. Correct existing
25888 rpath-link and conditionalize on !nostdlib.
25890 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25892 * doc/extend.texi (Function Attributes, Variable Attributes):
25894 * doc/invoke.texi (Debugging Options, Optimize Options)
25895 (i386 and x86-64 Options, MCore Options): Likewise.
25897 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25900 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25901 it for block local namespace aliases.
25902 (gen_decl_die): Pass context_die to gen_namespace_die.
25904 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25907 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25908 minimum or maximum value.
25910 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25912 * reginfo.c (globalize_reg): Recompute derived reg sets.
25914 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25917 * libgcc2.c (mprotect): Do not use signed arguments for
25918 VirtualProtect, use DWORD arguments. Also fix the 'may
25919 be used uninitialized' warning for the np variable.
25921 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25924 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25925 functions using regparm calling conventions when not optimizing.
25926 (ix86_function_sseregparm): Similarly for sseregparm calling
25929 2009-03-19 Li Feng <nemokingdom@gmail.com>
25931 PR middle-end/39500
25932 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25933 dependence if the first conflict is after niter iterations.
25935 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25937 PR middle-end/38609
25938 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25939 functions with dynamic stack-pointer adjustments.
25941 2009-03-19 Ben Elliston <bje@au.ibm.com>
25943 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25944 option; change to -msdata=data.
25946 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25948 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25951 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25954 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25956 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25958 * doc/invoke.texi (Code Gen Options): Expand discussion of
25961 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25963 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25964 * matrix-reorg.c (struct matrix_info): Likewise.
25965 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25966 * rtl.h (struct mem_attrs): Likewise.
25967 * df.h (struct df): Likewise.
25968 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25969 * ira-int.h (struct ira_allocno): Likewise.
25970 * df-scan.c (struct df_collection_rec): Likewise.
25971 * ira.c (struct equivalence): Likewise.
25972 * function.c (struct temp_slot): Likewise.
25973 * cfgloop.h (struct loop): Likewise.
25976 * function.c (use_register_for_decl): When not optimizing, disregard
25977 register keyword for variables with types containing methods.
25979 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25981 PR middle-end/39447
25982 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25983 (is_simple_operand): Call contains_component_ref_p before calling data
25984 reference analysis that would fail on COMPONENT_REFs.
25986 * tree-vrp.c (search_for_addr_array): Fix formatting.
25988 2009-03-18 Richard Guenther <rguenther@suse.de>
25990 * tree-vect-transform.c (vect_loop_versioning): Fold the
25991 generated comparisons.
25992 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25993 (slpeel_tree_peel_loop_to_edge): Likewise.
25995 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25997 PR middle-end/37805
25998 * opts.c (print_specific_help): In addition to `undocumented',
25999 accept `separate' and `joined' flags if passed alone. Describe
26000 output by the first matched one of those.
26001 (common_handle_option): Skip over empty strings.
26002 * gcc.c (display_help): Fix help string for `--help='.
26003 * doc/invoke.texi (Option Summary, Overall Options): With
26004 `--help=', classes and qualifiers can both be repeated, but
26005 only the latter can be negated. One should not pass only
26006 negated qualifiers. Fix markup and examples.
26009 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26010 PR middle-end/37805
26011 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26012 and -fhelp=separate.
26014 2009-03-17 Jing Yu <jingyu@google.com>
26016 PR middle-end/39378
26017 * function.h (struct rtl_data): Move is_thunk from here...
26018 (struct function): ...to here.
26019 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26020 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26022 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26024 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26025 (alpha_output_function_end_prologue): Likewise.
26026 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26027 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26028 (rs6000_output_function_epilogue): Likewise.
26029 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26031 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26034 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26035 from different units in a single alternative.
26036 (*truncdfsf_i387): Ditto.
26037 (*truncxfsf2_mixed): Ditto.
26038 (*truncxfdf2_mixed): Ditto.
26040 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26042 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26043 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26046 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26047 unused non-artificial variables when not optimizing.
26050 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26051 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26052 NAMESPACE_DECL in its DECL_INITIAL.
26054 PR middle-end/39443
26055 * optabs.c (set_user_assembler_libfunc): New function.
26056 * expr.h (set_user_assembler_libfunc): New prototype.
26057 * c-common.c: Include libfuncs.h.
26058 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26059 for memcmp, memset, memcpy, memmove and abort.
26060 * Makefile.in (c-common.o): Depend on libfuncs.h.
26063 * dwarf2out.c (gen_inlined_enumeration_type_die,
26064 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26065 gen_tagged_type_instantiation_die): Removed.
26066 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26069 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26072 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26074 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26075 (check-parallel-%): Ditto.
26076 (check-consistency): Ditto.
26078 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26080 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26081 local variable rhs by NULL_TREE.
26083 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26086 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26088 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26091 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26093 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26096 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26097 for ms->sysv ABI calls only in 64bit mode.
26099 * config/i386/i386.md (untyped_call): Support 32bit.
26101 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26103 * doc/extend.texi: Replace x86_65 with x86_64.
26105 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26107 PR tree-optimization/39455
26108 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26109 mismatches for POINTER_TYPE_P (type).
26110 (number_of_iterations_le): Likewise.
26112 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26114 * config/picochip/picochip.c: Removed profiling support.
26115 * config/picochip/picochip.md: Removed profiling instruction.
26116 * config/picochip/picochip.h: Removed profiling builtin.
26118 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26120 * doc/install.texi (--with-host-libstdcxx): Document.
26122 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26125 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26126 generate a warning if the function name does not begin with
26127 "__vector" and the function has either the 'signal' or 'interrupt'
26128 attribute, from here to ...
26129 (avr_declare_function_name): ...here. New function.
26130 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26131 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26133 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26136 * cse.c (fold_rtx): Don't modify original const_arg1 when
26137 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26138 separate variable instead.
26139 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26140 from out of range shift counts.
26141 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26143 2009-03-13 Catherine Moore <clm@codesourcery.com>
26145 * config/i386/x-mingw32 (host-mingw32.o): Replace
26146 diagnostic.h with $(DIAGNOSTIC_H).
26148 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26151 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26153 * config/i386/sync.md (sync_compare_and_swap<mode>,
26154 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26155 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26157 (sync_double_compare_and_swapdi_pic,
26158 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26159 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26161 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26164 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26166 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26169 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26170 (avx_addsubv4df3): Likewise.
26171 (*avx_addsubv4sf3): Likewise.
26172 (sse3_addsubv4sf3): Likewise.
26174 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26177 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26179 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26182 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26183 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26184 registers for allocnos created from user-defined variables.
26186 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26189 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26190 of non-integer mode as well.
26192 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26194 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26195 for functions for which the parameter types are unknown.
26197 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26200 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26201 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26202 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26203 * config/i386/i386.c (ix86_local_alignment): For
26204 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26205 long long variables on the stack to avoid dynamic realignment.
26206 Allow the first argument to be a decl rather than type.
26207 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26209 2009-03-11 Nick Clifton <nickc@redhat.com>
26212 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26214 Add description to mno-lsim option.
26215 * config/mcore/mcore.h: Remove comment about deprecated m4align
26217 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26218 * doc/invoke.texi: Add description of mno-lsim and
26219 mstack-increment options.
26221 * config/fr30/fr30.opt: Document the -mno-lsim option.
26222 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26223 and -mno-lsim options.
26225 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26227 * fold-const.c (fold_comparison): Only call fold_inf_compare
26228 if the mode supports infinities.
26230 2009-03-11 Jason Merrill <jason@redhat.com>
26233 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26234 end already did. Notice GIMPLE_CALL modifications of the result.
26235 Don't copy debug information from an ignored decl or a decl from
26238 2009-03-10 Richard Guenther <rguenther@suse.de>
26239 Nathan Froyd <froydnj@codesourcery.com>
26241 PR middle-end/37850
26242 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26243 (__divMODE3): Likewise.
26245 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26247 PR tree-optimization/39394
26248 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26249 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26251 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26253 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26254 inline asms for register asm ("") declarations.
26256 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26258 * fold-const.c (fold_unary): Fix comment.
26260 2009-03-07 Jan Hubicka <jh@suse.cz>
26263 * tree-inline.c (setup_one_parameter): Do replacement of const
26264 argument by constant in SSA form.
26266 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26268 PR middle-end/38028
26269 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26270 determine alignment passed to assign_stack_local.
26271 (assign_parms_unsplit_complex): Likewise.
26272 * except.c (sjlj_build_landing_pads): Likewise.
26274 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26276 PR middle-end/39360
26277 * tree-flow.h (add_referenced_var): Return bool instead of void.
26278 * tree-dfa.c (add_referenced_var): Return result of
26279 referenced_var_check_and_insert call.
26280 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26281 of referenced_var_check_and_insert.
26284 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26285 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26286 DIE, don't emit it if abstract origin already has it.
26287 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26288 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26290 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26292 * genpreds.c (needs_variable): Fix parentheses at variable name
26294 (write_tm_constrs_h): Indent generated code.
26296 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26298 * doc/extend.texi (Function Attributes): Add documentation
26299 for isr attributes.
26301 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26304 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26305 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26307 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26309 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26312 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26315 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26316 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26318 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26320 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26321 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26322 constants instead of magic numbers.
26323 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26325 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26326 (x86_64_ms_abi_int_parameter_registers): Ditto.
26327 (x86_64_int_return_registers): Ditto.
26328 (ix86_maybe_switch_abi): Ditto.
26329 (ix86_expand_call): Ditto for clobbered_registers array.
26330 (ix86_hard_regno_mode_ok): Ditto.
26331 (x86_extended_QIreg_mentioned_p): Ditto.
26333 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26335 PR tree-optimization/39349
26336 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26338 * combine.c (gen_lowpart_for_combine): Use omode when generating
26341 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26343 PR rtl-optimization/39235
26344 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26346 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26348 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26350 2009-03-04 Richard Guenther <rguenther@suse.de>
26352 PR tree-optimization/39362
26353 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26354 that occur in abnormal PHIs should be varying.
26356 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26358 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26360 (simple_iv): Take loop as an argument instead of statement.
26361 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26362 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26364 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26366 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26367 * matrix-reorg.c (analyze_transpose): Ditto.
26368 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26369 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26370 * tree-predcom.c (ref_at_iteration): Ditto.
26371 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26373 2009-03-04 Richard Guenther <rguenther@suse.de>
26375 PR tree-optimization/39358
26376 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26377 escaped_id and callused_id.
26378 (solve_graph): Likewise.
26380 2009-03-04 Richard Guenther <rguenther@suse.de>
26382 PR tree-optimization/39339
26383 * tree-sra.c (try_instantiate_multiple_fields): Make it
26384 no longer ICE on the above.
26386 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26388 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26389 that fits within Pmode.
26391 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26393 PR middle-end/10109
26394 * tm.texi (LIBCALL_VALUE): Update description.
26396 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26398 PR middle-end/34443
26399 * doc/extend.texi (section): Update description.
26401 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26403 PR middle-end/39345
26404 * tree-inline.c (remapped_type): New.
26405 (can_be_nonlocal): Call remapped_type instead of remap_type.
26407 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26410 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26411 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26413 2009-03-03 Richard Guenther <rguenther@suse.de>
26415 PR middle-end/39272
26416 * tree.c (tree_nonartificial_location): New function.
26417 * tree.h (tree_nonartificial_location): Declare.
26418 * builtins.c (expand_builtin_memory_chk): Provide location
26419 of the call location for artificial function pieces.
26420 (maybe_emit_chk_warning): Likewise.
26421 (maybe_emit_sprintf_chk_warning): Likewise.
26422 (maybe_emit_free_warning): Likewise.
26423 * expr.c (expand_expr_real_1): Likewise.
26425 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26427 PR tree-optimization/39343
26428 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26429 COMPONENT_REF t has ARRAY_TYPE.
26431 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26433 PR middle-end/39335
26434 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26435 when the type precision of the induction variable should be
26436 larger than the type precision of nit.
26437 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26438 * graphite.c (graphite_loop_normal_form): Same.
26439 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26441 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26443 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26444 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26445 numbers to describe clobbered registers.
26446 (*call_value_0_rex64_ms_sysv): Ditto.
26447 * config/i386/mmx.md (mmx_emms): Ditto.
26448 (mmx_femms): Ditto.
26450 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26452 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26455 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26457 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26458 (spu_section_type_flags): New function.
26460 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26462 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26463 reg_class_contents of FLOAT_REGS into a temporary.
26465 2009-03-02 Richard Guenther <rguenther@suse.de>
26466 Ira Rosen <irar@il.ibm.com>
26468 PR tree-optimization/39318
26469 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26470 information to the vectorized statement.
26472 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26474 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26475 variable. Use defined names instead of magic constants for REX SSE
26478 2009-03-01 Richard Guenther <rguenther@suse.de>
26480 PR tree-optimization/39331
26481 * omp-low.c (lower_send_shared_vars): Do not receive new
26482 values for the reference of DECL_BY_REFERENCE parms or results.
26484 2009-03-01 Jan Hubicka <jh@suse.cz>
26487 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26488 BLOCK_NONLOCALIZED_VAR): New macros.
26489 (tree_block): Add nonlocalized_vars.
26490 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26491 gen_decl_die): Add origin argument. Allow generation of die with
26492 origin at hand only.
26493 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26494 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26496 (gen_block_die): Fix checking for unused blocks.
26497 (process_scope_var): Break out from .... ; work with origins only.
26498 (decls_for_scope) ... here; process nonlocalized list.
26499 (dwarf2out_ignore_block): Look for nonlocalized vars.
26500 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26502 (dump_scope_block): Dump them.
26503 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26504 (remap_block): Likewise.
26505 (can_be_nonlocal): New predicate.
26506 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26508 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26510 * configure: Regenerate.
26512 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26514 * optc-gen.awk: No need to duplicate option flags twice.
26515 Reuse help texts for duplicate options which do not have any.
26517 * gcc.c (display_help): Document --version.
26519 * gcc.c (main): If print_help_list and verbose_flag, ensure
26520 driver output comes before subprocess output.
26522 * optc-gen.awk: Assign all remaining fields to help string,
26523 space-separated, for multi-line help in *.opt.
26525 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26526 -Wno-pedantic-ms-format is for MinGW targets only.
26528 * doc/options.texi (Option file format): Fix bad indentation,
26529 restoring dropped sentence.
26531 2009-02-28 Jan Hubicka <jh@suse.cz>
26533 * tree-inline.c (tree_function_versioning): Output debug info.
26535 2009-02-28 Jan Hubicka <jh@suse.cz>
26538 * tree-inline.c (setup_one_parameter): Do not copy propagate
26539 arguments when not optimizing.
26541 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26544 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26545 (avx_addsubv4df3): Likewise.
26546 (*avx_addsubv4sf3): Likewise.
26547 (sse3_addsubv4sf3): Likewise.
26548 (*avx_addsubv2df3): Likewise.
26549 (sse3_addsubv2df3): Likewise.
26550 (avx_unpckhps256): Correct item selectors.
26551 (avx_unpcklps256): Likewise.
26552 (avx_unpckhpd256): Likewise.
26553 (avx_unpcklpd256): Likewise.
26555 2009-02-28 Jan Hubicka <jh@suse.cz>
26557 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26559 (copy_arguments_for_versioning): If var is declared don't declare it.
26560 (tree_function_versioning): First setup substitutions and then copy
26563 2009-02-27 Jan Hubicka <jh@suse.cz>
26566 * cgraph.h (varpool_output_debug_info): Remove.
26567 * cgraphunit.c (varpool_output_debug_info): Remove.
26568 * dwarf2out.c (deferred_locations_struct): New struct
26569 (deferred_locations): New type.
26570 (deferred_locations_list): New static var.
26571 (deffer_location): New function.
26572 (gen_variable_die): Use it.
26573 (decls_for_scope): Output info on local static vars.
26574 (dwarf2out_finish): Process deferred locations.
26575 * varpool.c (varpool_output_debug_info): Remove.
26577 2009-02-27 Jan Hubicka <jh@suse.cz>
26580 * tree.h (TREE_PROTECTED): Fix comment.
26581 (BLOCK_HANDLER_BLOCK): Remove.
26582 (struct tree_block): Remove handler_block add body_block.
26583 (inlined_function_outer_scope_p): New.
26584 (is_body_block): Remove.
26585 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26586 * dwarf2out.c (is_inlined_entry_point): Remove.
26587 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26588 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26590 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26591 * gimplify.c (gimplify_expr): Gimplify body blocks.
26592 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26593 block with multiple subblocks.
26594 (dump_scope_block): Prettier output; dump more flags and info.
26595 (dump_scope_blocks): New.
26596 (remove_unused_locals): Use dump_scope_blocks.
26597 * tree-flow.h (dump_scope_blocks): Declare.
26598 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26599 * stmt.c (is_body_block): Remove.
26600 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26601 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26603 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26605 PR middle-end/39308
26606 * graphite.c (graphite_loop_normal_form): Do not call
26607 number_of_iterations_exit from a gcc_assert.
26609 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26611 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26612 jumps if COND is NULL.
26613 (find_cond_jump): New function.
26614 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26615 * config/s390/s390.md: Remove z10_cobra attribute value.
26617 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26619 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26620 force_const_mem returns NULL_RTX.
26622 2009-02-26 Jan Hubicka <jh@suse.cz>
26625 * cgraph.h (varpool_output_debug_info): Remove.
26626 * cgraphunit.c (varpool_output_debug_info): Remove.
26627 * dwarf2out.c (deferred_locations_struct): New struct
26628 (deferred_locations): New type.
26629 (deferred_locations_list): New static var.
26630 (deffer_location): New function.
26631 (gen_variable_die): Use it.
26632 (decls_for_scope): Output info on local static vars.
26633 (dwarf2out_finish): Process deferred locations.
26634 * varpool.c (varpool_output_debug_info): Remove.
26636 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26638 PR rtl-optimization/39241
26639 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26640 to subreg_offset_representable_p.
26642 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26644 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26645 execute function prototype. Get f and nregs from max_reg_num
26646 and get_insns. Remove the first backward pass as it's dead,
26647 guard the forward pass by flag_expensive_optimizations.
26648 (rest_of_handle_regmove): Delete.
26649 (pass_regmove): Replace it with regmove_optimize.
26651 2009-02-25 Martin Jambor <mjambor@suse.cz>
26653 PR tree-optimization/39259
26654 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26655 calls_alloca function flags.
26656 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26657 calls are detected.
26659 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26661 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26662 flags_set_1_rtx, flags_set_1_set): Delete.
26663 (regmove_optimize): Do not call mark_flags_life_zones.
26665 2009-02-24 Julian Brown <julian@codesourcery.com>
26668 * config/arm/arm.c (require_pic_register): Only set
26669 cfun->machine->pic_reg once per function.
26671 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26673 * doc/invoke.texi (Link Options): Document an easier way to pass
26674 options that take arguments to the GNU linker using -Xlinker and -Wl.
26676 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26679 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26681 2009-02-24 Richard Guenther <rguenther@suse.de>
26684 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26686 2009-02-24 Richard Guenther <rguenther@suse.de>
26687 Zdenek Dvorak <ook@ucw.cz>
26689 PR tree-optimization/39233
26690 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26691 from converting them to a generic type.
26693 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26695 PR tree-optimization/39260
26696 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26697 contains a condition with a real type.
26698 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26700 2009-02-23 Jason Merrill <jason@redhat.com>
26703 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26704 narrowing_initializer_constant_valid_p.
26705 (narrowing_initializer_constant_valid_p): Don't return
26706 null_pointer_node for adding a pointer to itself.
26708 2009-02-23 Jan Hubicka <jh@suse.cz>
26711 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26714 2009-02-23 Jan Hubicka <jh@suse.cz>
26716 PR tree-optimization/37709
26717 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26718 * tree.h (block_ultimate_origin): Declare.
26719 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26720 * tree-ssa-live.c (remove_unused_scope_block_p):
26721 Eliminate blocks containig no instructions nor live variables nor
26723 (dump_scope_block): New function.
26724 (remove_unused_locals): Enable removal of dead blocks by default;
26725 enable dumping at TDF_DETAILS.
26727 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26729 * config/i386/i386.c (classify_argument): Don't allow COImode
26731 (function_arg_advance_32): Don't allow OImode.
26732 (function_arg_32): Likewise.
26733 (function_value_32): Likewise.
26734 (return_in_memory_32): Likewise.
26735 (function_arg_64): Remove OImode comment.
26737 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26740 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26741 ix86_expand_vector_set for V4DImode in 64bit mode only.
26742 (ix86_expand_vector_init_one_var): Likewise.
26744 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26746 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26748 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26751 * loop-iv.c: Revert last change.
26752 * emit-rtl.c: Likewise.
26754 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26757 * config/i386/i386.c (type_natural_mode): Remove an extra
26758 space in the warning message.
26759 (function_value_32): Handle 32-byte vector modes.
26760 (return_in_memory_32): Likewise.
26762 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26764 * loop-iv.c (truncate_value): New function.
26765 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26767 (lowpart_subreg): Move to...
26768 * emit-rtl.c: ...here.
26770 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26772 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26773 accidental and undocumented change at revision 140860.
26775 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26777 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26778 take gimple_seq * arguments.
26779 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26780 types_compatible_p langhook.
26782 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26783 Joseph Myers <joseph@codesourcery.com>
26785 * config/arm/arm.c (arm_builtin_va_list): New function.
26786 (arm_expand_builtin_va_start): Likewise.
26787 (arm_gimplify_va_arg_expr): Likewise.
26788 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26789 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26790 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26791 (va_list_type): New variable.
26792 (arm_mangle_type): Mangle va_list_type appropriately.
26794 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26796 PR middle-end/39157
26797 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26798 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26799 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26800 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26801 parameter to 1000 for -O1 by default.
26802 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26804 * loop-invariant.c: Include params.h.
26805 (move_loop_invariants): Don't call move_single_loop_invariants on
26808 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26810 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26811 offset when calculating bounds for indexing stack_usage_map. Fixes
26812 a buffer overflow with certain target setups.
26814 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26817 * calls.c (expand_call): Clear try_tail_call if caller and callee
26818 disagree in promotion of function return value.
26820 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26823 * c-common.c (c_determine_visibility): If visibility changed and
26824 DECL_RTL has been already set, call make_decl_rtl to update symbol
26827 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26830 * varasm.c (assemble_variable): Don't check DECL_NAME when
26831 globalizing a variable.
26833 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26836 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26837 expression before any __builtin_trap call.
26838 * c-typeck.c (build_function_call): Convert and check function
26839 arguments before generating a call to a trap. Evaluate the
26840 function arguments before the trap.
26842 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26845 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26846 (UNSPEC_FXAM_MEM): New unspec.
26847 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26848 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26849 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26851 2009-02-19 Richard Guenther <rguenther@suse.de>
26853 PR tree-optimization/39207
26854 PR tree-optimization/39074
26855 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26856 storedanything_tree): New.
26857 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26858 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26859 (build_succ_graph): Add edges from STOREDANYTHING to all
26861 (init_base_vars): Initialize STOREDANYTHING.
26862 (compute_points_to_sets): Free substitution info after
26863 building the succ graph.
26864 (ipa_pta_execute): Likewise.
26866 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26868 (do_ds_constraint): Do not add to special var or non-pointer
26870 (type_could_have_pointers): Split out from ...
26871 (could_have_pointers): ... here. For arrays use the element type.
26872 (create_variable_info_for): Initialize may_have_pointers.
26873 (new_var_info): Likewise.
26874 (handle_lhs_call): Make the HEAP variable unknown-sized.
26875 (intra_create_variable_infos): Use a type with pointers for
26876 PARM_NOALIAS, make it unknown-sized.
26878 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26881 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26883 2009-02-18 Jason Merrill <jason@redhat.com>
26886 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26887 value if DECL_EXTERNAL.
26888 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26889 * target.h (gcc_target::binds_local_p): Clarify "module".
26890 * tree.h (TREE_PUBLIC): Clarify "module".
26892 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26895 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26896 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26898 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26901 * c.opt (Wabi): Support C and ObjC.
26904 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26906 * config/i386/i386.c (classify_argument): Warn once about the ABI
26907 change when passing union with long double.
26909 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26911 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26914 * c-parser.c (c_parser_compound_statement): Always enter and leave
26917 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26920 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26922 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26924 PR tree-optimization/36922
26925 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26926 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26929 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26931 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26934 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26936 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26938 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26940 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26943 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26944 Richard Sandiford <rdsandiford@googlemail.com>
26946 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26947 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26948 (loongson_biadd): ...this.
26950 2009-02-17 Richard Guenther <rguenther@suse.de>
26952 PR tree-optimization/39202
26953 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26954 a var make sure to follow existing collapses.
26956 2009-02-17 Richard Guenther <rguenther@suse.de>
26958 PR middle-end/39214
26959 * langhooks.c (lhd_print_error_function): Check for NULL block.
26961 2009-02-17 Richard Guenther <rguenther@suse.de>
26963 PR tree-optimization/39204
26964 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26967 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26969 * config/soft-fp/double.h: Update from glibc CVS.
26971 2009-02-17 Richard Guenther <rguenther@suse.de>
26973 PR tree-optimization/39207
26974 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26975 strict-aliasing warnings for pointers pointing to NULL.
26977 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26980 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26981 skipping until next close brace.
26983 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26986 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26987 to function argument boundary.
26989 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26991 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26992 in the lea_add. Reload eventually constraints it properly.
26993 * config/picochip/constraints.md: Remove the target constraint
26994 "b", since it is not needed anymore.
26996 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26998 * gthr-dce.h: Uglify function parameter and local variable names.
26999 * gthr-gnat.h: Likewise.
27000 * gthr-mipssde.h: Likewise.
27001 * gthr-nks.h: Likewise.
27002 * gthr-posix95.h: Likewise.
27003 * gthr-posix.h: Likewise.
27004 * gthr-rtems.h: Likewise.
27005 * gthr-single.h: Likewise.
27006 * gthr-solaris.h: Likewise.
27007 * gthr-tpf.h: Likewise.
27008 * gthr-vxworks.h: Likewise.
27009 * gthr-win32.h: Likewise.
27011 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27014 * config/i386/i386.md: Restrict the new peephole2 to move
27015 between MMX/SSE registers.
27017 2009-02-15 Richard Guenther <rguenther@suse.de>
27020 2009-02-13 Richard Guenther <rguenther@suse.de>
27022 * configure.ac: Enable LFS.
27023 * configure: Re-generate.
27024 * config.in: Likewise.
27026 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27028 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27029 spu_srqwbyte, spu_srqwbytebc): Define.
27030 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27031 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27032 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27033 "shrqby_<mode>"): New insn-and-split patterns.
27034 * config/spu/spu.c (expand_builtin_args): Determine and return
27035 number of operands using spu_builtin_description data.
27036 (spu_expand_builtin_1): Use it.
27038 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27041 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27044 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27047 * config/i386/i386.c (override_options): Correct warning
27048 messages for -malign-loops, -malign-jumps and -malign-functions.
27050 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27053 * config/i386/i386.md: Restrict the new peephole2 to move
27054 between the general purpose registers.
27056 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27059 * config/i386/i386.c (type_natural_mode): Add a new argument.
27060 Return the original mode and warn ABI change if vector size is 32byte.
27061 (function_arg_advance): Updated.
27062 (function_arg): Likewise.
27063 (ix86_function_value): Likewise.
27064 (ix86_return_in_memory): Likewise.
27065 (ix86_sol10_return_in_memory): Likewise.
27066 (ix86_gimplify_va_arg): Likewise.
27067 (function_arg_32): Don't warn ABX ABI change here.
27068 (function_arg_64): Likewise.
27070 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27072 * loop-iv.c (implies_p): In the final case, test that operands 0
27073 of the two comparisons match.
27075 * config/bfin/bfin.c (find_prev_insn_start): New function.
27076 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27077 (find_next_insn_start): Move.
27079 2009-02-13 Richard Guenther <rguenther@suse.de>
27081 * configure.ac: Enable LFS.
27082 * configure: Re-generate.
27083 * config.in: Likewise.
27085 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27088 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27089 sizes on syntax error after some arguments have been parsed.
27091 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27093 * doc/invoke.texi (-fira): Remove.
27095 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27097 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27098 * recog.c: Likewise.
27101 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27103 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27104 (umul_ppmm): Likewise.
27105 (count_leading_zeros): Likewise.
27106 (count_trailing_zeros): Likewise.
27107 (UMUL_TIME): Likewise.
27109 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27111 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27112 soft-fp/t-softfp to tmake_file.
27114 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27115 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27116 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27117 IA64_BUILTIN_INFQ]: New.
27118 (ia64_init_builtins): Initialize __builtin_infq,
27119 __builtin_fabsq and __builtin_copysignq if not HPUX.
27120 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27121 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27123 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27125 (__fixtfti): Likewise.
27126 (__fixunstfti): Likewise.
27127 (__floattitf): Likewise.
27129 * config/ia64/libgcc-glibc.ver: New.
27130 * config/ia64/t-fprules-softfp: Likewise.
27131 * config/ia64/sfp-machine.h: Likewise.
27133 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27134 (LIBGCC2_TF_CEXT): Likewise.
27135 (TF_SIZE): Likewise.
27136 (TARGET_INIT_LIBFUNCS): Likewise.
27138 * config/ia64/t-glibc (SHLINB_MAPFILES):
27139 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27141 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27143 * config/i386/i386.c (construct_container): Rewrite processing
27144 BLKmode with X86_64_SSE_CLASS.
27146 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27149 * config/i386/i386.md: Replace simplify_replace_rtx with
27150 replace_rtx in the new peephole2.
27152 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27154 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27155 loop unrolling do not happen at -O2.
27157 2009-02-12 Michael Matz <matz@suse.de>
27159 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27161 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27163 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27166 2009-02-12 Ben Elliston <bje@au.ibm.com>
27168 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27169 patterns when updating the back chain. Missed in the 2009-02-10
27172 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27174 * doc/extend.texi (Decimal Floating Types): Update identifier of
27175 draft TR and list of missing support.
27177 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27179 PR middle-end/39154
27180 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27181 bit to variable length decl's flags, add it also to its
27182 pointer replacement variable.
27184 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27185 Jakub Jelinek <jakub@redhat.com>
27188 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27189 (memory_blockage): New expander.
27190 (*memory_blockage): New insn pattern.
27191 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27192 instead of general blockage at the end of function prologue when
27193 frame pointer is used to access red zone area. Do not emit blockage
27194 when profiling, it is emitted in generic code.
27195 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27196 function epilogue when frame pointer is used to access red zone area.
27198 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27201 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27202 by arithmetic with memory operands.
27203 * config/i386/predicates.md (commutative_operator): New.
27205 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27207 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27210 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27212 * alias.h (record_alias_subset): Declare.
27213 * alias.c (record_alias_subset): Make global.
27215 2009-02-10 Nick Clifton <nickc@redhat.com>
27217 * tree-parloops.c: Change license to GPLv3.
27218 * ipa-struct-reorg.c: Change license to GPLv3.
27219 * ipa-struct-reorg.h: Change license to GPLv3.
27221 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27224 * c-decl.c (start_struct): Return NULL on error.
27226 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27228 PR middle-end/39124
27229 * cfgloopmanip.c (remove_path): Call remove_bbs after
27230 cancel_loop_tree, not before it.
27233 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27234 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27235 VAR_DECLs were seen.
27236 * tree-ssa-live.c (remove_unused_locals): Recompute
27237 cfun->has_local_explicit_reg_vars.
27238 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27239 copies or clearings if cfun->has_local_explicit_reg_vars.
27241 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27244 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27245 of function prologue when frame pointer is used to access
27248 2009-02-10 Richard Guenther <rguenther@suse.de>
27250 PR middle-end/39127
27251 * gimplify.c (gimple_regimplify_operands): Always look if
27252 we need to create a temporary.
27254 2009-02-10 Richard Guenther <rguenther@suse.de>
27256 PR tree-optimization/39132
27257 * tree-loop-distribution.c (todo): New global var.
27258 (generate_memset_zero): Trigger TODO_rebuild_alias.
27259 (tree_loop_distribution): Return todo.
27261 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27264 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27265 (x86_64_reg_class_name): Removed.
27266 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27267 first one isn't X86_64_SSE_CLASS or any other ones aren't
27268 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27269 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27270 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27271 and 3 X86_64_SSEUP_CLASS.
27272 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27273 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27275 2009-02-10 Ben Elliston <bje@au.ibm.com>
27277 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27278 form instruction to update the stack back chain word, even if the
27279 user has disabled the generation of update instructions.
27280 (movdi_<mode>_update_stack): New.
27281 (movsi_update_stack): Likewise.
27282 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27283 always use an update form instruction to update the stack back
27286 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27288 PR middle-end/38953
27289 * graphite.c (if_region_set_false_region): After moving a region in
27290 the false branch of a condition, remove the empty dummy basic block.
27291 (gloog): Remove wrong fix for PR38953.
27293 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27295 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27296 generation due to implicit sign extension.
27298 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27300 PR middle-end/38981
27301 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27302 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27304 2009-02-09 Richard Guenther <rguenther@suse.de>
27306 PR middle-end/35202
27307 * convert.c (convert_to_real): Disable (float)fn((double)x)
27308 to fnf(x) conversion if errno differences may occur and
27309 -fmath-errno is set.
27311 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27313 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27314 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27315 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27317 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27320 * c-common.c (handle_alias_attribute): Disallow attribute for
27321 anything not a FUNCTION_DECL or VAR_DECL.
27323 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27326 * real.c (do_compare): Special-case compare of zero against
27327 decimal float value.
27329 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27332 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27333 as indicating flexible array members unless the field itself is
27334 being declarared as the incomplete array.
27336 2009-02-06 Jan Hubicka <jh@suse.cz>
27338 PR tree-optimization/38844
27339 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27340 is already inlined.
27342 2009-02-06 Richard Guenther <rguenther@suse.de>
27344 PR middle-end/38977
27345 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27346 fork because we may expand it as __gcov_fork.
27348 2009-02-06 Nick Clifton <nickc@redhat.com>
27350 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27352 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27354 PR tree-optimization/35659
27355 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27356 vn_phi_eq): Shortcut if hashcode does not match.
27357 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27359 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27360 and avoid iterative_hash_expr.
27361 (FOR_EACH_VALUE_ID_IN_SET): New.
27362 (value_id_compare): Remove.
27363 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27364 sort expressions by value id.
27366 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27369 * config/sh/predicates.md (general_movsrc_operand): Don't check
27370 the subreg of system registers here.
27372 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27375 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27376 on the copied decl.
27378 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27380 PR rtl-optimization/39110
27381 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27382 addresses, not aligned ones.
27384 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27385 Richard Guenther <rguenther@suse.de>
27387 PR tree-optimization/39100
27388 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27389 comment says and add edges.
27391 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27394 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27395 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27397 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27399 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27400 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27401 register_bb_in_sese, new_sese, free_sese): Moved.
27402 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27403 outermost_loop_in_scop, build_scop_iteration_domain,
27404 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27405 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27406 Use loop_in_sese_p instead of loop_in_scop_p.
27407 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27408 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27409 (scopdet_basic_block_info): Fix bug in scop detection.
27410 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27411 eq_loop_to_cloog_loop): Remove.
27412 (nb_loops_around_loop_in_scop, nb_loop
27413 ref_nb_loops): Moved here...
27414 * graphite.h (ref_nb_loops): ... from here.
27415 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27416 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27417 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27419 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27420 Hans-Peter Nilsson <hp@axis.com>
27422 PR rtl-optimization/37889
27423 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27424 Move offset handling from PLUS to before the switch. Use new
27425 arguments when considering SYMBOL_REFs too.
27426 (rtx_addr_can_trap_p): Pass dummy offset and size.
27427 (enum may_trap_p_flags): Remove.
27428 (may_trap_p_1): Pass size from MEM_SIZE.
27430 PR rtl-optimization/38921
27431 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27432 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27433 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27434 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27436 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27438 AVX Programming Reference (January, 2009)
27439 * config/i386/sse.md (*vpclmulqdq): New.
27441 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27443 PR tree-optimization/38977
27444 PR gcov-profile/38292
27445 * calls.c (special_function_p): Disregard __builtin_ prefix.
27447 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27449 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27450 non-indexable addresses even before reload.
27452 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27455 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27456 as having variable size. Do not give an error for unnamed
27457 parameters with [*] declarators. Give a warning for type names
27458 with [*] declarators and mark them as variable size.
27459 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27460 for sizeof applied to [*] type names.
27462 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27465 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27467 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27469 * gcc.c (process_command): Update copyright notice dates.
27470 * gcov.c (print_version): Likewise.
27471 * gcov-dump.c (print_version): Likewise.
27472 * mips-tfile.c (main): Likewise.
27473 * mips-tdump.c (main): Likewise.
27475 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27478 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27479 for composite type involving a zero-length array type.
27481 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27484 * function.c (match_asm_constraints_1): Skip over
27485 initial optional % in the constraint.
27487 PR inline-asm/39059
27488 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27489 supported, don't accept FIXED_CSTs.
27490 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27491 and _Sat is used without _Fract/_Accum. Set specs->type to
27492 integer_type_node for cts_fract/cts_accum if fixed point is not
27495 2009-02-02 Catherine Moore <clm@codesourcery.com>
27497 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27499 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27501 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27502 (ABI_HAS_64BIT_SYMBOLS): Use it.
27503 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27505 2009-02-02 Paul Brook <paul@codesourcery.com>
27507 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27509 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27511 PR inline-asm/39058
27512 * recog.h (asm_operand_ok): Add constraints argument.
27513 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27514 recurse on matching constraint.
27515 (check_asm_operands): Pass constraints as 3rd argument to
27516 asm_operand_ok. Don't look up matching constraint here.
27517 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27520 2009-02-02 Ben Elliston <bje@au.ibm.com>
27522 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27523 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27525 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27527 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27528 information. Remove some obsolete information. Reorganize.
27530 * config/pa/fptr.c: Revert license to GPL 2.
27531 * config/pa/milli64.S: Likewise.
27533 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27536 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27537 LIBRARY name in, instead of hard-coding it.
27538 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27539 extra target make frag to tmake_files according to EH model.
27540 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27541 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27542 frags that define makefile variable EH_MODEL appropriately.
27543 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27544 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27545 to "-sjlj" according to type of EH configured.
27546 (LIBGCC_SONAME): Concatenate it to shared library base name.
27547 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27548 to "_sjlj" according to type of EH configured.
27549 (LIBGCC_SONAME): Concatenate it to shared library base name.
27550 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27551 (SHLIB_LINK): Add missing semicolon to if-else construct.
27552 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27553 string value of "pe_dll" command-line option.
27554 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27555 (SHLIB_SONAME): Use it when overriding t-cygming default.
27556 (SHLIB_IMPLIB): Override t-cygming default.
27557 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27558 string value of "pe_dll" command-line option.
27560 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27563 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27564 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27566 2009-01-31 Richard Guenther <rguenther@suse.de>
27568 PR tree-optimization/38937
27569 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27570 computing the transitive closure.
27572 2009-01-30 Richard Guenther <rguenther@suse.de>
27574 PR tree-optimization/39041
27575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27576 Propagate variable indices only if the types match for this stmt.
27578 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27581 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27582 inline but never defined.
27584 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27586 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27587 (*insv_h_di_reg_extimm): New insn.
27588 (*insv_l<mode>_reg_extimm): New insn.
27590 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27592 * config/picochip/picochip.c (flag_conserve_stack): set
27593 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27594 fconserve-stack. Reduce call-overhead used by inliner.
27596 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27599 * common.opt (flag_conserve_stack): Initialised to zero.
27601 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27604 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27605 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27608 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27610 * ira-color.c (allocno_reload_assign): Update comments.
27611 * regmove.c (regmove_optimize): Likewise.
27615 2009-01-29 Robert Millan <rmh@aybabtu.com>
27617 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27618 * config/i386/kopensolaris-gnu.h: New file. Undefine
27619 `MD_UNWIND_SUPPORT'.
27620 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27622 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27624 PR tree-optimization/39007
27625 * tree-loop-distribution.c (generate_builtin): Use
27626 recompute_dominator to compute the immediate dominator of the
27627 basic block just after the loop.
27629 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27631 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27632 (ASM_OUTPUT_DWARF_PCREL): Define.
27634 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27636 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27637 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27638 global. Modify entries about regmove and IRA.
27640 * ra-conflict.c: Remove the file.
27642 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27644 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27645 (pass_regclass_init): Rename to pass_reginfo_init.
27647 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27649 * toplev.h (flag_ira): Remove.
27651 * caller-save.c (setup_save_areas): Remove flag_ira.
27653 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27655 * global.c: Remove the file.
27657 * opts.c (decode_options): Remove flag_ira.
27659 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27661 * regmove.c: Modify file description.
27662 (find_use_as_address, try_auto_increment): Define them only if
27663 AUTO_INC_DEC is defined.
27664 (replacement_quality, replace_in_call_usage, fixup_match_1,
27665 stable_and_no_regs_but_for_p): Remove.
27666 (reg_set_in_bb): Make it static.
27667 (regmove_optimize): Remove flag_ira and code which worked for
27670 * local-alloc.c: Remove the file.
27672 * common.opt (fira): Remove.
27674 * ira.c: Include except.h.
27675 (eliminable_regset): Move from global.c.
27676 (mark_elimination): Ditto. Remove flag_ira.
27677 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27678 equiv_mem_modified, validate_equiv_mem_from_store,
27679 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27680 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27681 no_equiv, recorded_label_ref): Move from local-alloc.c.
27682 (update_equiv_regs): Ditto. Make it static.
27683 (print_insn_chain, print_insn_chains): Move it from global.c.
27684 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27685 (build_insn_chain): Ditto. Make it static.
27686 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27687 Rename to init_live_subregs.
27688 (gate_ira): Remove flag_ira.
27690 * regclass.c: Rename reginfo.c. Change file description.
27691 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27692 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27693 (init_reg_sets_1): Remove code for evaluation of
27694 reg_class_superclasses and losing_caller_save_reg_set.
27695 (init_regs): Remove init_reg_autoinc.
27696 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27697 ok_for_base_p_nonstrict): Remove.
27698 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27699 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27700 corresponding entries.
27701 (dump_regclass, record_operand_costs, scan_one_insn,
27702 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27703 record_address_regs, auto_inc_dec_reg_p): Remove.
27704 (gt-regclass.h): Rename to gt-reginfo.h.
27706 * rtl.h (dump_global_regs, retry_global_alloc,
27707 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27709 * Makefile.in (RA_H): Remove.
27710 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27711 Rename regclass.o to reginfo.o.
27712 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27714 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27715 (GTFILES): Rename regclass.c to reginfo.c.
27717 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27718 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27720 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27721 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27723 (finish_spills): Ditto. Remove code for !flag_ira.
27725 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27727 PR middle-end/35854
27728 * doc/invoke.texi (rtl debug options): Complete rewrite.
27729 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27731 * mode-switching.c (pass_mode_switching): Rename pass from
27732 "mode-sw" to "mode_sw".
27733 * except.c (pass_convert_to_eh_ranges): Rename pass from
27734 "eh-ranges" to "eh_ranges".
27735 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27739 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27740 Alexander Monakov <amonakov@ispras.ru>
27742 PR middle-end/38857
27743 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27745 (move_exprs_to_boundary): Change return type and pass through
27746 should_move from move_op. Relax assert. Update usage ...
27747 (schedule_expr_on_boundary): ... here. Use should_move instead of
27749 (move_op_orig_expr_found): Indicate that insn was disconnected from
27751 (code_motion_process_successors): Do not call after_merge_succs
27752 callback if original expression was not found when traversing any of
27754 (code_motion_path_driver): Change return type. Update prototype.
27755 (move_op): Update comment. Add a new parameter (should_move). Update
27756 prototype. Set *should_move based on indication provided by
27757 move_op_orig_expr_found.
27759 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27761 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27762 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27763 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27764 * config/rs6000/rs6000.c (rs6000_override_options): Default
27765 avoid-indexed-addresses on for Power6, off for everything else.
27766 (avoiding_indexed_address_p): New function.
27767 (rs6000_legitimize_address): Use it.
27768 (rs6000_legitimate_address): Likewise.
27769 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27771 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27773 PR tree-optimization/38997
27774 * tree-loop-distribution.c (generate_memset_zero): Use
27775 POINTER_PLUS_EXPR for a pointer addition.
27777 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27779 * config/s390/s390.md (bswap<mode>2): New pattern added.
27781 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27783 * config/s390/s390.md (*tls_load_31): Added type attribute.
27785 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27787 * config/s390/s390.md: Fix a few comments.
27789 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27791 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27792 (*tm<mode>_full): Fixed z10prop attribute.
27793 (*tst<mode>_extimm): Fixed z10prop attribute.
27794 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27795 (*tstqiCCT_cconly): Fixed z10prop attribute.
27796 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27797 (*movsi_larl): Fixed z10prop attribute.
27798 (*movsi_zarch): Fixed z10prop attribute.
27799 (*movsi_eas): Fixed z10prop attribute.
27800 (*movhi): Fixed z10prop attribute.
27801 (*movqi): Fixed z10prop attribute.
27802 (*movstrictqi): Fixed z10prop attribute.
27803 (*mov<mode>): Fixed z10prop attribute.
27804 (*movcc): Fixed z10prop attribute.
27805 (*sethighpartdi_64): Fixed z10prop attribute.
27806 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27807 (*negdi2_sign_cc): Fixed z10prop attribute.
27808 (*negdi2_sign): Fixed z10prop attribute.
27809 (*absdi2_sign_cc): Fixed z10prop attribute.
27810 (*absdi2_sign): Fixed z10prop attribute.
27811 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27812 (*negabsdi2_sign): Fixed z10prop attribute.
27813 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27814 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27815 (doloop_si64): Fixed z10prop attribute.
27816 (doloop_si31): Fixed z10prop attribute.
27817 (doloop_long): Fixed z10prop attribute.
27818 (indirect_jump): Fixed z10prop attribute.
27819 (nop): Fixed z10prop attribute.
27820 (main_base_64): Fixed z10prop attribute.
27821 (reload_base_64): Fixed z10prop attribute.
27823 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27825 PR rtl-optimization/38740
27826 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27828 * config/mips/mips.c (mips_reorg): Likewise.
27830 2009-01-28 Richard Guenther <rguenther@suse.de>
27832 PR tree-optimization/38926
27833 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27834 with the correct value id to a value.
27835 (do_regular_insertion): Use the value number of edoubleprime
27836 for the value number of the expr.
27839 2008-08-21 Richard Guenther <rguenther@suse.de>
27841 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27842 a PHI ask VN if it is already available.
27843 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27844 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27846 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27848 PR middle-end/38934
27849 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27850 set to varying whenever max has TREE_OVERFLOW set, similarly
27851 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27853 2009-01-28 Richard Guenther <rguenther@suse.de>
27855 PR middle-end/38908
27856 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27857 uninitialized aggregate uses in call arguments.
27859 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27861 PR tree-optimization/38984
27862 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27863 the nothing_id variable if -fno-delete-null-pointer-checks.
27865 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27868 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27869 (set_got_offset_rex64): Ditto.
27871 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27874 * doc/extend.texi: Improve local variable with asm reg.
27876 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27878 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27879 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27880 was not supplied then set warn_packed_bitfield_compat to the
27881 default value of 1.
27882 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27885 2009-01-27 Richard Guenther <rguenther@suse.de>
27887 PR tree-optimization/38503
27888 * cfgexpand.c (expand_gimple_basic_block): Ignore
27889 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27890 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27891 variables that cannot have TBAA applied.
27892 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27895 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27897 PR middle-end/38969
27898 * calls.c (initialize_argument_information): Do not wrap complex
27899 arguments in SAVE_EXPR.
27901 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27903 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27904 (INSTALL_LIBGCC): Revert typo commit.
27906 2009-01-26 Richard Guenther <rguenther@suse.de>
27908 PR tree-optimization/38745
27909 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27910 from special handling.
27912 2009-01-26 Richard Guenther <rguenther@suse.de>
27914 PR tree-optimization/38745
27915 * tree-ssa.c (execute_update_addresses_taken): Do not include
27916 variables that cannot possibly be a register in not_reg_needs.
27917 Do not clear TREE_ADDRESSABLE on vars that may not become
27919 * tree-ssa.c (update_alias_info_1): Include those in the set
27920 of addressable vars.
27922 2009-01-26 Richard Guenther <rguenther@suse.de>
27924 PR middle-end/38851
27925 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27926 * tree-ssa-dse.c: Include langhooks.h
27927 (execute_simple_dse): Remove stores with zero size.
27929 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27932 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27935 2009-01-24 Julian Brown <julian@codesourcery.com>
27937 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27938 config/arm/linux-atomic.c.
27939 * config/arm/linux-atomic.c: New.
27941 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27943 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27944 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27945 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27947 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27950 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27953 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27955 PR tree-optimization/38953
27956 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27957 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27958 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27959 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27962 2009-01-24 Paul Brook <paul@codesourcery.com>
27964 * config/arm/neon.md (neon_type): Move to arm.md.
27965 (neon_mov<VSTRUCT>): Add neon_type attribute.
27966 * config/arm/arm.md (neon_type): Move to here.
27967 (conds): Add "unconditioal" and use as default for NEON insns.
27969 2009-01-24 Ben Elliston <bje@au.ibm.com>
27971 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27972 void *' warning from -Wc++-compat.
27973 * Makefile.in (dominance.o-warn): Remove.
27975 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27977 PR tree-optimization/38932
27978 * fold-const.c (fold_unary_ignore_overflow): New.
27979 * tree.h (fold_unary_ignore_overflow): Declare.
27980 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27981 * tree-ssa-sccvn.c (visit_reference_op_load,
27982 simplify_unary_expression): Likewise.
27984 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27986 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27987 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27988 regardless of their type.
27989 * c-common.c (handle_packed_attribute): Don't ignore packed on
27991 * c.opt (Wpacked-bitfield-compat): New warning option.
27992 * stor-layout.c (place_field): Warn if offset of a field changed.
27993 * doc/extend.texi (packed): Mention the ABI change.
27994 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27995 (Warning Options): Add it to the list.
27997 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27999 * c-opts.c (c_common_post_options): Fix a typo in comments.
28001 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28003 PR middle-end/38615
28004 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28005 variables to static.
28006 * doc/invoke.texi (-fmerge-all-constants): Update description.
28008 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28011 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28012 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28014 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28016 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28018 (LOCAL_ALIGNMENT): Similarly.
28020 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28021 Joseph Myers <joseph@codesourcery.com>
28023 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28024 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28025 * config/arm/arm-tune.md: Regenerate.
28026 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28029 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28031 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28032 version number to five.
28034 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28037 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28038 * c-common.c (set_underlying_type): Likewise.
28039 (is_typedef_decl ): Likewise
28041 (set_underlying_type): Likewise.
28042 (is_typedef_type): Likewise.
28044 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28046 PR middle-end/38587
28047 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28050 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28053 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28054 (LIBGCC_SPEC): Don't define.
28055 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28057 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28059 PR rtl-optimization/38879
28060 * alias.c (base_alias_check): Unaligned access via AND address can
28061 alias all surrounding object types except those with sizes equal
28062 or wider than the size of unaligned access.
28064 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28067 * c-decl.c (clone_underlying_type): Move this ...
28068 * c-common.c (set_underlying_type): ... here.
28069 Also, make sure the function properly sets TYPE_STUB_DECL() on
28070 the newly created typedef variant type.
28071 (is_typedef_decl ): New entry point.
28072 * tree.h: Added a new member member_types_needing_access_check to
28073 struct tree_decl_non_common.
28074 (set_underlying_type): New entry point.
28075 (is_typedef_type): Likewise.
28077 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28079 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28080 Check whether two instructions have memory references that
28081 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28082 are helper functions for traversing.
28083 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28084 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28085 not to draw dependency edge for instructions with non-conflicting
28088 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28091 * longlong.h: Update copyright years. Use soft-fp license notice.
28092 Sync __clz_tab declaration with glibc.
28094 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28097 * doc/extend.texi (syscall_linkage): New.
28098 (version_id): Modify.
28100 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28101 Richard Guenther <rguenther@suse.de>
28103 PR tree-optimization/38747
28104 PR tree-optimization/38748
28105 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28106 conversion if the base address is an indirect reference and the
28107 aliasing sets could cause issues.
28109 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28111 * common.opt (fgraphite, fgraphite-identity): Add comment for
28112 explaining why these options are not documented.
28114 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28116 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28117 gimple_call_lhs is NULL.
28119 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28122 * emit-rtl.c (adjust_address_1): Make sure memref is never
28125 2009-01-20 Ben Elliston <bje@au.ibm.com>
28127 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28128 const qualifier from arg parameter. Remove unnecessary cast to char *.
28129 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28130 const qualifier from arg 2.
28132 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28134 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28136 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28139 * rtl.h (reinit_regs): New prototype.
28140 * regclass.c: Include ira.h.
28141 (reinit_regs): New.
28142 * Makefile.in (regclass.o): Add ira.h.
28143 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28145 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28148 * c-common.c (handle_aligned_attribute): Use
28149 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28150 default alignment value.
28152 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28154 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28155 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28157 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28158 __BIGGEST_ALIGNMENT__.
28160 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28162 2009-01-18 Richard Guenther <rguenther@suse.de>
28164 PR tree-optimization/38819
28165 * tree-flow.h (operation_could_trap_helper_p): Declare.
28166 * tree-eh.c (operation_could_trap_helper_p): Export.
28167 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28168 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28169 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28170 are about to insert a possibly trapping instruction and fail
28173 2009-01-18 Andreas Schwab <schwab@suse.de>
28175 * doc/install.texi (Configuration): Remove obsolete paragraph
28176 about use of --with-gnu-ld with --with-gnu-as.
28178 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28180 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28181 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28182 Follow spelling conventions.
28184 2009-01-18 Ben Elliston <bje@au.ibm.com>
28186 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28187 C++ warning about implicit conversion from void * to struct
28189 (bitmap_obstack_free): Likewise for bitmap_element *.
28190 * Makefile.in (bitmap.o-warn): Remove.
28192 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28194 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28196 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28197 Tobias Grosser <tobi.grosser@amd.com>
28199 * graphite.c (graphite_trans_scop_block): Do not block single
28202 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28204 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28205 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28206 test with assertion.
28208 2009-01-16 Richard Guenther <rguenther@suse.de>
28210 PR tree-optimization/38835
28211 PR middle-end/36227
28212 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28213 and INT + PTR -> (INT)(PTR p+ INT) folding.
28214 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28216 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28219 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28220 the subreg from a lowpart subreg if it is also casting the value.
28222 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28223 Tobias Grosser <tobi.grosser@amd.com>
28225 * graphite.c (compare_prefix_loops): New.
28226 (build_scop_canonical_schedules): Rewritten.
28227 (graphite_transform_loops): Move build_scop_canonical_schedules
28228 after build_scop_iteration_domain.
28230 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28231 Tobias Grosser <tobi.grosser@amd.com>
28233 * graphite.c (add_conditions_to_domain): Add the loops to
28234 the dimension of the iteration domain. Do copy the domain
28235 only when it exists.
28236 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28237 (add_conditions_to_constraints): New.
28238 (can_generate_code_stmt, can_generate_code): Removed.
28239 (gloog): Do not call can_generate_code.
28240 (graphite_transform_loops): Call add_conditions_to_constraints
28241 after building the iteration domain.
28243 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28245 PR tree-optimization/38789
28246 * tree-ssa-threadedge.c
28247 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28248 __builtin_constant_p.
28250 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28252 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28253 examined before deleting them.
28255 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28257 * function.c (aggregate_value_p): Correctly extract the function
28258 type from CALL_EXPR_FN lookup.
28260 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28262 * config/picochip/picochip.c (picochip_override_options): Revert
28263 CFI asm flag disable commited previously.
28265 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28266 Tobias Grosser <tobi.grosser@amd.com>
28267 Jan Sjodin <jan.sjodin@amd.com>
28269 * graphite.c (scan_tree_for_params): On substractions negate
28270 all the coefficients of the term.
28271 (clast_to_gcc_expression_red): New. Handle reduction expressions
28272 of more than two operands.
28273 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28274 (get_vdef_before_scop): Handle also the case of default definitions.
28276 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28278 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28279 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28280 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28282 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28283 Joey Ye <joey.ye@intel.com>
28285 PR middle-end/37843
28286 * cfgexpand.c (expand_stack_alignment): Don't update stack
28287 boundary nor check incoming stack boundary here.
28288 (gimple_expand_cfg): Update stack boundary and check incoming
28289 stack boundary here.
28291 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28293 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28295 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28297 PR rtl-optimization/38245
28298 * calls.c (expand_call): Add stack arguments to
28299 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28300 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28301 in regs and partially in memory or BLKmode arguments.
28302 (emit_library_call_value_1): Add stack arguments to
28303 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28304 ACCUMULATE_OUTGOING_ARGS).
28305 * dce.c: Include tm_p.h.
28306 (find_call_stack_args): New function.
28307 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28309 (mark_insn): Call find_call_stack_args for CALL_Ps.
28310 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28311 forwards. Allocate and free arg_stores bitmap if needed, pass it
28312 down to deletable_insn_p, don't mark stores set in arg_stores
28313 bitmap, clear the bitmap at the beginning of each bb.
28314 * Makefile.in (dce.o): Depend on $(TM_P_H).
28316 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28319 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28320 to make sure the insn is a conditional test (bug 22599). Reformat a
28323 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28325 PR middle-end/38431
28326 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28327 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28328 (gloog): Do not call cleanup_tree_cfg.
28329 (graphite_transform_loops): Call cleanup_tree_cfg after all
28330 scops have been code generated.
28332 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28333 * doc/gty.texi (Invoking the garbage collector): Added new node
28334 and section documenting ggc_collect.
28336 2009-01-14 Richard Guenther <rguenther@suse.de>
28338 PR tree-optimization/38826
28339 PR middle-end/38477
28340 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28341 initialization notes only if we actually emitted a warning.
28342 (intra_create_variable_infos): Add constraints for a result decl
28343 that is passed by hidden reference.
28344 (build_pred_graph): Mark all related variables non-direct on
28347 2009-01-14 Nick Clifton <nickc@redhat.com>
28349 * ira-conflicts.c: Include addresses.h for the definition of
28351 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28352 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28354 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28357 * Makefile.in (ira-lives.o): Add except.h.
28359 * ira-lives.c: Include except.h.
28360 (process_bb_node_lives): Process can_throw_internal.
28362 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28364 PR rtl-optimization/38774
28365 * combine.c (simplify_set): When undoing cc_use change, don't do
28366 PUT_CODE on the newly created comparison, but instead put back the
28369 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28371 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28372 values. Remove duplicate arm8 entry.
28374 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28376 PR tree-optimization/38786
28377 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28378 the SSA_NAME case of expand_scalar_variables_expr.
28379 Set the type of an expression to the type of its assign statement.
28380 (expand_scalar_variables_expr): Also gather the scalar computation
28381 used to index the memory access. Do not pass loop_p.
28382 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28383 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28384 the gimple_stmt_iterator where it inserts new code.
28385 Do not pass loop_p.
28386 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28387 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28389 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28391 * graphite.h (debug_value): Removed.
28392 * graphite.c (debug_value): Removed.
28394 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28396 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28397 ldrd/strd with two 32-bit instructions.
28399 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28401 * config/arm/arm.c (struct processors): Pass for speed down into
28402 cost helper functions.
28403 (const_ok_for_op): Handle COMPARE and inequality nodes.
28404 (arm_rtx_costs_1): Rewrite.
28405 (arm_size_rtx_costs): Update prototype.
28406 (arm_rtx_costs): Pass speed down to helper functions.
28407 (arm_slowmul_rtx_costs): Rework cost calculations.
28408 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28409 (arm_9e_rtx_costs): Likewise.
28411 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28413 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28414 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28415 (alpha_legitimize_address): Do not split local symbols wider than
28416 UNITS_PER_WORD into HIGH/LO_SUM parts.
28418 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28421 * gcc.c (process_command): Replace call to execvp with calls
28422 to pex_one and exit.
28424 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28427 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28428 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28429 variant for devices with 3-byte PC.
28430 (__tablejump_elpm__): New.
28432 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28435 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28436 offsetof member-designator, handle it as `[0].'.
28438 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28440 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28441 function when not using named sections on targets with named sections
28442 if branch distance is less than 262132.
28444 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28446 * combine.c (combine_instructions): Recompute
28447 optimize_this_for_speed_p for each BB in the main combine loop.
28449 2009-01-12 Tomas Bily <tbily@suse.cz>
28452 * tree-loop-distribution.c (prop_phis): New function.
28453 (generate_builtin): Call prop_phis.
28455 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28457 PR tree-optimization/38807
28458 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28459 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28461 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28463 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28464 subreg of op0 to the original op0.
28466 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28468 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28470 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28473 * mips-tfile.c (parse_def): Fix parsing of def strings
28474 starting with digits.
28476 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28479 * config/arm/arm.c (arm_is_long_call_p): Don't call
28480 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28482 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28484 * regrename.c (regrename_optimize): Fix dumping.
28485 (find_oldest_value_reg): Preserve REG_POINTER.
28486 (copy_hardreg_forward_1): Likewise.
28488 2009-01-09 Diego Novillo <dnovillo@google.com>
28490 * gimple.h (struct gimple_statement_base) <uid>: Document
28491 the restrictions on its use.
28492 (gimple_uid): Tidy.
28493 (gimple_set_uid): Tidy.
28495 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28497 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28498 zero guard even if align_bytes != 0 and count is smaller than
28501 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28503 PR rtl-optimization/38495
28504 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28505 (add_range_and_copies_from_move_list): Print all added ranges.
28506 Add ranges to memory optimized destination.
28508 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28512 * config/i386/i386.c (override_options): Reject
28513 -mstringop-strategy=rep_8byte with -m32.
28514 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28515 to 1. Do count comparison against epilogue_size_needed at compile
28516 time even when count_exp was constant forced into register. For
28517 size_needed don't jump to epilogue, instead just avoid aligning
28518 and invoke the body algorithm. If need_zero_guard, add zero guard
28519 even if count is non-zero, but smaller than size_needed + number of
28520 bytes that could be stored for alignment.
28521 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28522 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28523 but smaller than size_needed + number of bytes that could be stored
28524 for alignment. Compare size_needed with epilogue_size_needed instead
28525 of desired_align - align, don't adjust size_needed, pass
28526 epilogue_size_needed to the epilogue expanders.
28529 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28531 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28533 * pa.c (last_address): Change to unsigned.
28534 (update_total_code_bytes): Change argument to unsigned. Don't
28535 check if insn addresses are set.
28536 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28537 addresses are not set.
28538 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28540 2009-01-09 Nick Clifton <nickc@redhat.com>
28542 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28543 DECL_DECLARED_INLINE_P.
28545 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28547 PR middle-end/38347
28548 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28549 GET_MODE (op0) in operand_subword_force calls.
28551 PR middle-end/38771
28552 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28553 fold_convert arg0 operands to TREE_TYPE (op0) first.
28555 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28557 * params.def (ira-max-conflict-table-size): Decrease default value
28560 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28562 PR tree-optimization/37031
28563 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28565 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28566 allocate it using gc instead of heap, use VEC_quick_push instead of
28568 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28569 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28570 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28571 allocated vector from heap allocated.
28572 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28573 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28574 vector only after perfect_loop_nest_depth call.
28576 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28577 Jan Sjodin <jan.sjodin@amd.com>
28579 PR tree-optimization/38559
28580 * graphite.c (debug_value, copy_constraint,
28581 swap_constraint_variables, scale_constraint_variable, ): New.
28582 (get_lower_bound, get_upper_bound): Removed.
28583 (graphite_trans_bb_strip_mine): Clean up this code that works
28584 only for constant number of iterations. Fully copy upper and
28585 lower bound constraints, not only the constant part of them.
28586 * graphite.h (debug_value): Declared.
28588 2009-01-08 Ira Rosen <irar@il.ibm.com>
28590 PR tree-optimization/37194
28591 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28592 Don't add the cost of cost model guard in prologue to scalar
28593 outside cost in case of known number of iterations.
28595 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28596 Alan Modra <amodra@bigpond.net.au>
28598 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28599 non-word-aligned REG+CONST addressing.
28601 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28604 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28605 free_after_compilation when outputting a thunk.
28606 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28607 Do not call free_after_compilation here.
28609 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28611 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28612 (ix86_valid_target_attribute_inner_p): Ditto.
28614 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28616 PR tree-optimization/38492
28617 PR tree-optimization/38498
28618 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28619 * tree-chrec.h (scev_is_linear_expression): Declared.
28620 * graphite.c (graphite_cannot_represent_loop_niter): New.
28621 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28622 (graphite_loop_normal_form): Use gcc_assert.
28623 (scan_tree_for_params): Use CASE_CONVERT.
28624 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28625 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28626 Use gcc_assert. Discard scops that contain unhandled cases.
28627 (build_scop_conditions): Return a boolean status for unhandled cases.
28628 (strip_mine_profitable_p): Print the loop number, not its depth.
28629 (is_interchange_valid): Pass the depth of the loop nest, don't
28630 recompute it wrongly.
28631 (graphite_trans_bb_block): Same.
28632 (graphite_trans_bb_block): Print tentative of loop blocking.
28633 (graphite_trans_scop_block): Do not print that the loop has been
28635 (graphite_transform_loops): Do not handle scops that contain condition
28638 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28640 AVX Programming Reference (December, 2008)
28641 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28642 (_mm256_stream_pd): Likewise.
28643 (_mm256_stream_ps): Likewise.
28645 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28646 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28647 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28648 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28649 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28650 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28651 (ix86_expand_special_args_builtin): Likewise.
28653 * config/i386/sse.md (AVXMODEDI): New.
28654 (avx_movnt<mode>): Likewise.
28655 (avx_movnt<mode>): Likewise.
28656 (<sse>_movnt<mode>): Remove AVX support.
28657 (sse2_movntv2di): Likewise.
28659 2009-01-07 Richard Guenther <rguenther@suse.de>
28661 PR middle-end/38751
28662 * fold-const.c (extract_muldiv): Remove obsolete comment.
28663 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28664 to PLUS_EXPR canonicalization for the canonicalization.
28666 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28668 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28669 hosted cross-compilers generating less efficient code.
28671 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28673 * function.h (rtl_data): Add a dbr_scheduled_p field.
28674 * reorg.c (dbr_schedule): Set it.
28675 (gate_handle_delay_slots): Check it.
28676 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28677 (mips_reorg): Check flag_delayed_branch instead of
28678 mips_base_delayed_branch.
28679 (mips_override_options): Don't set mips_base_delayed_branch
28680 or flag_delayed_branch.
28682 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28684 PR rtl-optimization/38426.
28685 * ira.c (ira): Set current_function_is_leaf earlier.
28687 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28689 PR rtl-optimization/38722
28690 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28691 too early, only set a flag and modify after last possible
28694 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28697 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28698 * real.c (decimal_single_format): Correct values of emin and emax.
28699 (decimal_double_format): Ditto.
28700 (decimal_quad_format): Ditto.
28701 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28702 computation of DECnn_MIN and DECnn_MAX for corrected values of
28703 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28704 __DECnn_MIN__, and adjust its computation for the corrected value
28707 2009-01-06 Jan Hubicka <jh@suse.cz>
28710 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28712 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28714 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28715 Add Robert Clark to the list of testers.
28717 2009-01-06 Jan Hubicka <jh@suse.cz>
28718 Kai Tietz <kai.tietz@onevision.com>
28720 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28721 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28723 2009-01-06 Jan Hubicka <jh@suse.cz>
28724 Kai Tietz <kai.tietz@onevision.com>
28726 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28728 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28729 (ix86_nsaved_regs): Count only general purpose regs.
28730 (ix86_nsaved_sseregs): New.
28731 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28732 to 16 for w64; compute padding and size of sse reg save area.
28733 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28734 general purpose regs.
28735 (ix86_emit_save_sse_regs_using_mov): New.
28736 (ix86_expand_prologue): Save SSE regs if needed.
28737 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28738 (ix86_emit_restore_sse_regs_using_mov): New.
28739 (ix86_expand_epilogue): Save SSE regs if needed.
28741 2009-01-06 Jan Hubicka <jh@suse.cz>
28742 Kai Tietz <kai.tietz@onevision.com>
28744 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28745 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28746 functions when accumulate outgoing args is off.
28748 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28751 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28752 before using pseudos_have_intersected_live_ranges_p.
28754 * ira-int.h (ira_assert): Always define.
28756 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28758 AVX Programming Reference (December, 2008)
28759 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28760 (_mm256_permute2_pd): Likewise.
28761 (_mm_permute2_ps): Likewise.
28762 (_mm256_permute2_ps): Likewise.
28763 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28764 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28766 * config/i386/i386.c (ix86_builtins): Remove
28767 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28768 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28769 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28770 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28771 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28772 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28773 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28774 __builtin_ia32_vpermil2ps256.
28775 (ix86_init_mmx_sse_builtins): Updated.
28776 (ix86_expand_args_builtin): Likewise.
28778 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28780 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28781 long absolute calls when generating PA 2.0 code.
28783 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28785 PR rtl-optimization/38583
28786 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28788 * params.def (ira-max-conflict-table-size): New.
28790 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28792 * ira.h (ira_conflicts_p): New external definition.
28794 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28795 table. Report this. Return result of building.
28796 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28797 building conflict table.
28799 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28800 (ira_color): Use ira_conflicts_p.
28802 * global.c: Include ira.h.
28803 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28806 * Makefile.in (global.o): Add ira.h.
28808 * ira-build.c (mark_all_loops_for_removal,
28809 propagate_some_info_from_allocno): New.
28810 (remove_unnecessary_allocnos): Call
28811 propagate_some_info_from_allocno.
28812 (remove_low_level_allocnos): New.
28813 (remove_unnecessary_regions): Add parameter. Call
28814 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28815 parameter to remove_unnecessary_regions.
28816 (ira_build): Remove all regions but root if the conflict table was
28817 not built. Update conflict hard regs for allocnos crossing calls.
28819 * ira.c (ira_conflicts_p): New global.
28820 (ira): Define and use ira_conflicts_p.
28822 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28823 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28824 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28826 2009-01-06 Ben Elliston <bje@au.ibm.com>
28828 * gengtype-lex.l (YY_NO_INPUT): Define.
28830 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28833 * c-common.c (handle_vector_size_attribute): Also reject
28834 BOOLEAN_TYPE types.
28836 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28838 PR tree-optimization/38492
28839 * graphite.c (rename_map_elt, debug_rename_elt,
28840 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28841 rename_map_elt_info, eq_rename_map_elts,
28842 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28843 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28844 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28845 (sese_build_livein_liveouts): New.
28846 (new_sese, free_sese): New.
28847 (new_scop): Call new_sese.
28848 (free_scop): Call free_sese.
28849 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28850 (register_old_new_names): Renamed register_old_and_new_names.
28851 (register_scop_liveout_renames, add_loop_exit_phis,
28852 insert_loop_close_phis, struct igp,
28853 default_liveout_before_guard, add_guard_exit_phis,
28854 insert_guard_phis, copy_renames): New.
28855 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28856 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28857 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28858 (scop_adjust_phis_for_liveouts): New.
28859 (gloog): Call scop_adjust_phis_for_liveouts.
28861 * graphite.h (struct sese): Documented. Added fields liveout,
28862 num_ver and livein.
28863 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28864 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28865 (struct scop): Added field liveout_renames.
28866 (SCOP_LIVEOUT_RENAMES): New.
28868 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28870 PR tree-optimization/38510
28871 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28872 (translate_clast): Call recompute_all_dominators before
28874 (gloog): Call recompute_all_dominators before graphite_verify.
28876 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28877 Jan Sjodin <jan.sjodin@amd.com>
28879 PR tree-optimization/38500
28880 * graphite.c (create_sese_edges): Call fix_loop_structure after
28883 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28885 * config.gcc: Add m32r*-*-rtems*.
28886 * config/m32r/rtems.h: New file.
28888 2009-01-05 Ben Elliston <bje@au.ibm.com>
28890 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28891 (.po.pox): Likewise.
28892 (po/gcc.pot): Likewise.
28894 2009-01-04 David S. Miller <davem@davemloft.net>
28896 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28897 (STARTING_FRAME_OFFSET): Always set to zero.
28899 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28901 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28902 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28903 fixed-point types, and vectors of the same.
28905 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28907 * config/mips/sync.md (*mb_barrier): Rename to...
28908 (*memory_barrier): ...this.
28910 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28912 * doc/extend.texi (Function Attributes): Move @cindex after @item
28913 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28914 and put in alphabetical order. Fix 'target' name and put in order.
28915 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28918 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28920 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28921 (memory_barrier): Expand as unspec instead of unspec_volatile.
28922 Remove mem:BLK from insn operands. Use Pmode scratch register.
28923 (*memory_barrier): Define as unspec instead of unspec_volatile.
28924 Use (match_dup 0) as input operand.
28926 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28927 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28928 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28929 scratch register. Remove operand 1.
28930 (*stbar): Define as unspec instead of unspec_volatile.
28931 Use (match_dup 0) as input operand, remove (const_int 8).
28932 (*membar): Define as unspec instead of unspec_volatile.
28933 Use (match_dup 0) as input operand, remove input operand 2.
28935 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28936 (memory_barrier): Expand as unspec instead of unspec_volatile.
28937 Remove mem:BLK from insn operands. Use Pmode scratch register.
28938 (*memory_barrier): Define as unspec instead of unspec_volatile.
28939 Use (match_dup 0) as input operand.
28941 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28942 Remove mem:BLK from insn operands. Use Pmode scratch register.
28943 Set volatile flag on operand 0.
28944 (*memory_barrier): New insn pattern.
28946 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28948 (*memory_barrier): Use (match_dup 0) as input operand.
28950 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28951 Remove mem:BLK from insn operands. Use Pmode scratch register.
28952 Set volatile flag on operand 0.
28953 (*mb_internal): New insn pattern.
28955 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28957 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28959 PR middle-end/38586
28960 * function.c (struct temp_slot): Move to the section of the file
28961 that deals with temp slots. Remove field 'address'.
28962 (temp_slot_address_table): New hash table of address -> temp slot.
28963 (struct temp_slot_address_entry): New struct, items for the table.
28964 (temp_slot_address_compute_hash, temp_slot_address_hash,
28965 temp_slot_address_eq, insert_temp_slot_address): Support functions
28967 (find_temp_slot_from_address): Rewrite to use the new hash table.
28968 (remove_unused_temp_slot_addresses): Remove addresses of temp
28969 slots that have been made available.
28970 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28971 worker function for remove_unused_temp_slot_addresses.
28972 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28973 Add the temp slot address to the address -> temp slot map.
28974 (update_temp_slot_address): Update via insert_temp_slot_address.
28975 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28976 (pop_temp_slots): Likewise.
28977 (init_temp_slots): Allocate the address -> temp slot map, or empty
28978 the map if it is already allocated.
28979 (prepare_function_start): Initialize temp slot processing.
28981 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28983 PR middle-end/38584
28984 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28985 Calculate the size of all stack vars assuming no packing of stack
28986 vars will happen, replacing a quadratic algorithm with a linear one.
28988 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28991 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28994 2009-01-03 Diego Novillo <dnovillo@google.com>
28996 * doc/contrib.texi: Update contributions.
28998 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29001 * builtins.c (fold_builtin_memory_op): Give up if either operand
29002 is volatile. Set srctype or desttype to non-qualified version
29006 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29007 and FUNCTION_DECLs.
29009 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29011 PR rtl-optimization/35805
29012 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29013 problem if fast dce is able to remove any instructions.
29014 * dce.c (dce_process_block): Fix dump message.
29016 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29019 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29021 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29023 PR middle-end/38690
29024 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29025 * tree-pretty-print.c (op_code_prio): New function.
29026 (op_prio): No longer static. Use op_code_prio.
29027 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29028 Use op_prio and op_code_prio to determine if () should be
29029 printed around operand(s) or not.
29031 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29032 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29033 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29034 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29035 pp_character instead of pp_string for single letter printing.
29037 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29039 * doc/extend.texi: Fix '#pragma GCC option' typo.
29041 2009-01-02 Richard Guenther <rguenther@suse.de>
29043 * doc/install.texi (--enable-checking): Mention different
29044 default for stage1.
29045 (--enable-stage1-checking): Document.
29047 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29049 PR middle-end/30142
29050 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29051 case to be an error.
29053 2009-01-02 Ben Elliston <bje@au.ibm.com>
29055 * config/fp-bit.h (pack_d): Constify argument.
29056 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29057 (isnan): Constify argument.
29059 (iszero): Likewise.
29060 (pack_d): Likewise.
29061 (_fpadd_parts): Constify return type.
29062 (_fpmul_parts): Likewise.
29063 (_fpdiv_parts): Likewise.
29065 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29068 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29069 warn about overwriting initializer with side-effects or
29070 -Woverride-init if !IMPLICIT.
29071 (output_init_element): Likewise. Pass IMPLICIT down to
29073 (process_init_element): Add IMPLICIT argument. Pass it down
29074 to output_init_element.
29075 (push_init_element, pop_init_level, set_designator): Adjust
29076 process_init_element callers.
29077 (set_nonincremental_init, set_nonincremental_init_from_string):
29078 Adjust add_pending_init callers.
29079 (output_pending_init_elements): Adjust output_init_element callers.
29080 * c-tree.h (process_init_element): Adjust prototype.
29081 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29082 process_init_element callers.
29085 Copyright (C) 2009 Free Software Foundation, Inc.
29087 Copying and distribution of this file, with or without modification,
29088 are permitted in any medium without royalty provided the copyright
29089 notice and this notice are preserved.