1 2009-10-15 Richard Guenther <rguenther@suse.de>
4 * gimple.c (gimple_get_alias_set): Avoid recursing on
7 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
11 2009-10-15 Richard Guenther <rguenther@suse.de>
13 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
15 2009-10-15 Jakub Jelinek <jakub@redhat.com>
17 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
18 add --with-tune{,-32,-64} configured default for -mtune if explicit
21 2009-10-14 DJ Delorie <dj@redhat.com>
23 * config/h8300/h8300.c (F): New.
25 (h8300_emit_stack_adjustment): Call them.
27 (h8300_push_pop): Likewise.
28 (h8300_expand_prologue): Likewise.
29 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
30 (MUST_USE_SJLJ_EXCEPTIONS): Define.
31 (INCOMING_RETURN_ADDR_RTX): Define.
32 (INCOMING_FRAME_SP_OFFSET): Define.
33 (DWARF_CIE_DATA_ALIGNMENT): Define.
35 2009-10-14 Jakub Jelinek <jakub@redhat.com>
37 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
38 fields in builtin structs.
39 (finalize_record_size): Likewise.
41 2009-10-14 Richard Guenther <rguenther@suse.de>
43 * gimple.c (gtc_ob): New global.
44 (struct type_pair_d): Replace pointers with type UIDs.
45 (type_pair_hash): Adjust.
46 (type_pair_eq): Likewise.
47 (lookup_type_pair): Likewise. Allocate from an obstack.
48 (gimple_force_type_merge): Adjust.
49 (gimple_types_compatible_p): Likewise.
50 (free_gimple_type_tables): Free the obstack.
52 2009-10-14 Jakub Jelinek <jakub@redhat.com>
54 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
55 stmts setting DEBUG_EXPR_DECLs.
57 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
58 Don't crash if mode1 is VOIDmode.
60 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
62 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
63 * params.h (IRA_LOOP_RESERVED_REGS): New
64 * tree-pass.h (pass_subregs_of_mode_init,
65 pass_subregs_of_mode_finish): Remove.
66 * passes.c (pass_subregs_of_mode_init,
67 pass_subregs_of_mode_finish): Remove.
68 (pass_reginfo_init): Move before loop optimizations.
69 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
70 * common.opt (fira-loop-pressure): New.
71 * toplev.h (flag_ira_loop_pressure): New.
72 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
74 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
75 Make external and void type functions.
76 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
77 pass_subregs_of_mode_finish): Remove.
78 * ira-costs.c (init_costs): Call init_subregs_of_mode.
79 * regmove.c: Include ira.h.
80 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
81 register pressure calculation in loops.
82 * loop-invariant.c: Include REGS_H and ira.h.
83 (struct loop_data): New members max_reg_pressure, regs_ref, and
85 (struct invariant): New member orig_regno.
86 (curr_loop): New variable.
87 (find_exits): Initialize regs_ref and regs_live.
88 (create_new_invariant): Initialize orig_regno.
89 (get_cover_class_and_nregs): New.
90 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
91 array. Add code for flag_ira_loop_pressure.
92 (gain_for_invariant): Make new_regs an array. Add code for
93 flag_ira_loop_pressure.
94 (best_gain_for_invariant): Ditto.
95 (set_move_mark): New parameter gain. Use it for debugging output.
96 (find_invariants_to_move): Make regs_needed and new_regs an array.
97 Add code for flag_ira_loop_pressure.
98 (move_invariant_reg): Set up orig_regno.
99 (move_invariants): Set up reg classes for pseudos for
100 flag_ira_loop_pressure.
101 (free_loop_data): Clear regs_ref and regs_live.
102 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
103 get_regno_cover_class, change_pressure, mark_regno_live,
104 mark_regno_death, mark_reg_store, mark_reg_clobber,
105 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
106 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
107 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
108 register pressure calculation in loops if new regs were added.
109 Call finish_subregs_of_mode.
110 * opts.c (decode_options): Set up flag_ira_loop_pressure.
111 * Makefile.in (loop-invariant.o): Add ira.h.
113 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
115 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
117 2009-10-14 Richard Guenther <rguenther@suse.de>
119 * lto-symtab.c (lto_symtab_compatible): Fold in ...
120 (lto_symtab_merge): ... here. Rewrite both to take the
121 prevailing and a to-be-merged entry and to queue diagnostics
123 (lto_symtab_resolve_replaceable_p): New predicate for
125 (lto_symtab_resolve_can_prevail_p): Likewise.
126 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
127 handles merging commons by choosing the largest decl. Fold
128 in code that gives ODR errors.
129 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
131 (lto_symtab_merge_decls_1): Re-structure. Deal with the
132 case of no prevailing decl here. Diagnose mismatches
133 in object types here. Drop all but the prevailing decls.
134 (lto_symtab_prevailing_decl): Return the single prevailing decl.
135 * lto-streamer-in.c (lto_input_tree_ref): Deal with
136 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
138 2009-10-14 Richard Guenther <rguenther@suse.de>
141 * lto-streamer-in.c (input_bb): Replace debug stmts with
142 nops instead of dropping them.
144 2009-10-14 Nick Clifton <nickc@redhat.com>
146 * gcc/doc/extended.texi: Replace the dash character with
147 @minus{} in situations where it is being used as a minus
149 * gcc/doc/tm.texi: Likewise.
150 * gcc/doc/md.texi: Likewise.
152 2009-10-14 Jakub Jelinek <jakub@redhat.com>
154 PR preprocessor/41543
155 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
156 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
157 * tree.c: Include intl.h.
158 (expand_location): Handle BUILTINS_LOCATION.
159 * Makefile.in (tree.o): Depend on intl.h.
162 * dwarf2out.c (dwarf2out_var_location): Always clear
163 last_postcall_label when changing last_label.
165 2009-10-14 Pascal Obry <obry@adacore.com>
167 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
168 (process_command): Handle -E as done with -c and -S. Do not add
169 the target executable suffix to the output file when -E is used.
170 (main): Adjust error message accordingly.
172 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
178 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
180 (tree_code_size): Likewise.
182 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
184 * builtins.c (fold_builtin_1): Support complex "arc" functions.
185 * real.h (HAVE_mpc_arc): Define.
187 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
189 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
190 (struct builtin_description): Add fndecl field.
191 (bdesc): Remove const qualifier. Update initializer.
192 (sh_media_init_builtins): Remove const qualifier for d. Record
193 the result of add_builtin_function to the fndecl field.
194 (sh_builtin_decl): New.
195 (sh_media_builtin_decl): New.
197 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
200 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
201 requests between special registers.
203 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
205 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
207 2009-10-13 Richard Henderson <rth@redhat.com>
209 PR tree-optimization/41377
210 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
211 (cleanup_empty_eh_merge_phis): New change_region parameter;
212 pass it on to redirect_eh_edge_1. Update callers.
213 (cleanup_empty_eh_unsplit): Don't require an existing EH label
214 at the destination block.
216 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
218 * passes.c (register_pass): Replaced gcc_unreachable by
219 fatal_error on failure. Mentions plugins in comments & messages.
221 2009-10-13 Jakub Jelinek <jakub@redhat.com>
224 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
225 * sched-vis.c (print_value): Use it.
226 * cselib.c (cselib_hash_rtx): Likewise.
227 * print-rtl.c (print_rtx): Likewise.
228 * cfgexpand.c (expand_debug_rtx): Likewise.
229 * var-tracking.c (vt_expand_loc_callback): Likewise.
231 2009-10-13 Richard Guenther <rguenther@suse.de>
234 * opts.c (handle_option): Split out code to handle setting
235 the options flag var ...
236 (set_option): ... here.
237 * opts.h (set_option): Declare.
238 * lto-opts.c (register_user_option_p): Include -fexceptions
239 and all position independent code variants.
240 (handle_common_option): Remove.
241 (lto_reissue_options): Use set_option.
243 2009-10-13 Martin Jambor <mjambor@suse.cz>
245 PR tree-optimization/41661
246 * ipa-prop.c (compute_complex_pass_through): Allow only operations
247 that are tcc_comparisons or do not change the type in any
249 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
250 folding tcc_comparison operations.
252 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
254 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
257 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
263 * tree.def (DEBUG_EXPR_DECL): New.
264 * rtl.def (DEBUG_EXPR): New.
265 * gengtype.c (adjust_field_rtx_def): Handle it.
266 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
267 (insert_debug_temp_for_var_def): ... this. Drop support for
268 moving. Take iterator for def stmt; insert debug stmt before it.
269 Scan early for use count and kind in debug stmts.
270 (propagate_defs_into_debug_stmts): Rename to...
271 (insert_debug_temps_for_defs): ... this. Likewise.
272 * tree.h (DEBUG_TEMP_UID): New.
273 * tree.c (next_debug_decl_uid): New.
274 (make_node_stat): Count debug decls separately.
275 (copy_node_stat): Likewise.
276 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
277 * var-tracking.c (dv_is_decl_p): Recognize it.
278 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
279 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
280 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
281 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
282 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
283 (cselib_hash_rtx): Likewise.
284 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
285 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
287 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
288 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
289 * rtl.c (copy_rtx): Likewise.
290 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
291 * print-rtl.c (print_rtx): Likewise.
292 * sched-vis.c (print_value): Likewise.
293 (print_insn): Handle DEBUG_EXPR_DECL.
294 * tree-dump.c (dequeue_and_dump): Likewise.
295 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
296 * gimple-iterator (gsi_replace): Check for same lhs.
297 (gsi_remove): Insert debug temps.
298 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
299 (move_computations_stmt): Drop explicit propagation into debug stmts.
300 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
301 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
302 * tree-ssa-sink.c (statement_sink_location): Likewise.
303 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
304 * tree-ssanames.c (release_ssa_name): Adjust for rename.
305 * tree-flow.h: Likewise.
306 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
307 debug temps without values.
308 (eliminate_unnecessary_stmts): Don't discard just-inserted
311 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
314 * config/cris/cris.md (andu): Check that operand 1 is one of the
315 general registers. Fix typo in head comment.
317 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
319 * config/i386/i386.md (vswapmov): New.
320 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
321 (ix86_function_ms_hook_prologue): New.
322 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
323 * configure.ac: Test for swap suffix support in as.
324 * configure: Rebuild.
326 2009-10-12 Jakub Jelinek <jakub@redhat.com>
329 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
330 paradoxical subregs to prevent partial register stalls if the inner
331 mode is integer mode.
333 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
337 2009-10-12 Dodji Seketeli <dodji@redhat.com>
340 * gcc/dwarf2out.c (template_parameter_pack_die,
341 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
343 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
346 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
348 (maybe_register_def): Likewise. Take stmt iterator.
349 (rewrite_update_stmt): Take stmt iterator and pass it on.
350 (rewrite_update_enter_block): Pass stmt iterator.
352 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
354 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
355 (spu_builtin_decl): New function.
357 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
359 * config/i386/i386.md (SWIM): New mode iterator.
360 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
361 using SWIM mode iterator.
362 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
363 patterns using SWI48 mode iterator.
364 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
365 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
366 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
367 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
368 patterns using SWI248 mode iterator.
369 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
370 gen_x86_movdicc_0_m1_rex64 for renamed function
372 2009-10-11 Jose Ruiz <ruiz@adacore.com>
373 Eric Botcazou <ebotcazou@adacore.com>
376 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
377 * config/sparc/sol2-unwind.h: New file.
379 2009-10-11 Olivier Hainque <hainque@adacore.com>
380 Eric Botcazou <ebotcazou@adacore.com>
383 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
384 * config/i386/sol2-unwind.h: New file.
386 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
389 * config/i386/i386.md (addsi_1_zext): Get the proper second
392 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
394 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
395 all OLD_RTXes, not just REGs. Use copy_rtx to create the
398 2009-10-11 Richard Guenther <rguenther@suse.de>
400 * gimple.c (iterative_hash_type_name): Do not handle special
403 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
405 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
406 (*setcc_si_1_and): Ditto.
407 (*setcc_si_1_movzbl): Ditto.
408 (*setcc_<mode>_2): Ditto.
409 (*setcc_qi): Rename from *setcc_1.
410 (*setcc_qi_slp): Rename from *setcc_2.
412 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
413 (*zero_extendqisi2_movzbw_and splitter): Ditto.
415 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
416 "if" condition, there is already assert with reload_completed present.
418 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
420 * plugin.c (try_init_one_plugin): Improve constness of variable err.
422 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
424 * doc/install.texi (Final install): Refer to
425 http://gcc.gnu.org/bugs/ for bug reporting.
427 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
429 * configure.ac: Add test for dci instruction.
430 * configure: Regenerate.
431 * config.in: Likewise.
432 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
433 * doc/invoke.texi: Add cpu_type 476 and 476fp.
434 (-mmulhw): Add 476 to description.
436 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
437 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
438 (processor_target_table): Add 476 and 476fp entries.
439 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
440 (rs6000_issue_rate): Add CPU_PPC476.
441 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
442 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
443 (processor_type): Add PROCESSOR_PPC476.
444 (EXTRA_SPECS): Add asm_cpu_476 string.
445 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
446 (define_attr "cpu"): Add ppc476.
448 Update comments for 476.
449 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
450 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
451 Update copyright year.
452 * config/rs6000/476.md: New file.
453 * config/rs6000/40x.md: Add description for "isel" attribute.
454 Update copyright year.
455 * config/rs6000/440.md: Likewise.
456 * config/rs6000/603.md: Likewise.
457 * config/rs6000/6xx.md: Likewise.
458 * config/rs6000/7450.md: Likewise.
459 * config/rs6000/7xx.md: Likewise.
460 * config/rs6000/8540.md: Likewise.
461 * config/rs6000/cell.md: Likewise.
462 * config/rs6000/e300c2c3.md: Likewise.
463 * config/rs6000/e500mc.md: Likewise.
464 * config/rs6000/mpc.md: Likewise.
465 * config/rs6000/power4.md: Likewise.
466 * config/rs6000/power5.md: Likewise.
467 * config/rs6000/power6.md: Likewise.
468 * config/rs6000/power7.md: Likewise.
469 * config/rs6000/rios1.md: Likewise.
470 * config/rs6000/rios2.md: Likewise.
471 * config/rs6000/rs64.md: Likewise.
473 2009-10-10 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/41654
476 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
477 a cond expr before calling gimple_cond_set_condition_from_tree.
478 (ifcombine_iforif): Likewise.
480 2009-10-09 Ian Lance Taylor <iant@google.com>
482 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
483 * configure: Rebuild.
485 2009-10-09 Neil Vachharajani <nvachhar@google.com>
487 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
490 2009-10-09 Richard Guenther <rguenther@suse.de>
493 * target-def.h (TARGET_BUILTIN_DECL): Define.
494 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
495 * target.h (struct gcc_target): Add builtin_decl target hook.
496 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
497 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
499 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
501 (lto_output_builtin_tree): Sorry if the target does not support
502 streaming target builtins.
503 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
504 (rs6000_builtin_decl): New function.
505 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
506 (ix86_builtin_decl): New function.
508 2009-10-09 Jakub Jelinek <jakub@redhat.com>
510 PR preprocessor/41445
511 * c-ppoutput.c (do_line_change): New function.
512 (cb_line_change): Use it.
513 (scan_translation_unit): Call do_line_change if
514 avoid_paste or PREV_WHITE and token location is on a different line
518 * dwarf2out.c (dwarf2out_init): Test whether
519 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
522 PR rtl-optimization/41646
523 * calls.c (expand_call): For BLKmode types returned in registers
524 avoid likely spilled hard regs in copy_blkmode_from_reg generated
527 2009-10-09 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/41634
530 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
531 we remove the correct elements.
532 (optimize_stmt): Make sure to update stmt operands before
533 optimizing redundancies.
535 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
537 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
539 2009-10-09 Richard Guenther <rguenther@suse.de>
542 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
544 (lto_wrapper_exit): New function.
546 (fatal_perror): Likewise.
547 (fork_execute): Use global args_name, do not free it.
548 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
549 * lto-streamer.h: Remove duplicate prototypes.
551 2009-10-09 Richard Guenther <rguenther@suse.de>
553 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
554 before calling stmt_can_throw_external.
556 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
558 PR tree-optimization/40071
559 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
560 pointer if the original data reference doesn't conflict with the
561 created vector data reference. Fix long line.
563 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
565 * config/i386/i386.md (any_div): New code iterator.
566 (u): Handle div and udiv.
568 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
570 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
571 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
572 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
573 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
575 2009-10-08 Joseph Myers <joseph@codesourcery.com>
577 * gcc.c (main): Remove trailing "." from diagnostics.
579 2009-10-08 Cary Coutant <ccoutant@google.com>
581 Add support for debugging with ICF (Identical Code Folding).
582 * calls.c (debug.h): New #include.
583 (emit_call_1): Call virtual_call_token debug hook.
584 * common.opt (-fenable-icf-debug): New option.
585 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
586 locations in the source).
587 (poc_label_num): New variable.
588 (dcall_entry, vcall_entry): New typedefs.
589 (dcall_table, vcall_table): New variables.
590 (struct vcall_insn): New type.
591 (vcall_insn_table): New variable.
592 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
593 (size_of_dcall_table): New function.
594 (output_dcall_table): New function.
595 (size_of_vcall_table): New function.
596 (output_vcall_table): New function.
597 (dwarf2out_direct_call): New function.
598 (vcall_insn_table_hash): New function.
599 (vcall_insn_table_eq): New function.
600 (dwarf2out_virtual_call_token): New function.
601 (dwarf2out_virtual_call): New function.
602 (dwarf2out_init): Allocate new tables and sections.
603 (prune_unused_types): Mark DIEs referenced from direct call table.
604 (dwarf2out_finish): Output direct and virtual call tables.
605 * final.c (final_scan_insn): Call direct_call and virtual_call
607 * debug.h (struct gcc_debug_hooks): Add direct_call,
608 virtual_call_token, virtual_call hooks.
609 (debug_nothing_uid): New function.
610 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
611 (debug_nothing_uid): New function.
612 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
613 (xcoff_debug_hooks): Likewise.
614 * sdbout.c (sdb_debug_hooks): Likewise.
615 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
616 * doc/invoke.texi (-fenable-icf-debug): New option.
618 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
621 * regmove.c (regmove_backward_pass): Replace src with dst in the
622 debug insn, and check for dst before rather than after.
624 2009-10-08 Janis Johnson <janis187@us.ibm.com>
626 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
627 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
629 2009-10-08 Jan Hubicka <jh@suse.cz>
632 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
633 do not mark cgraph nodes as needed.
634 (record_references_in_initializer): Add new only_vars parameter.
635 * cgraph.h (record_references_in_initializer): New parameter.
636 * varasm.c (assemble_variable): Update call.
637 * varpool.c (varpool_analyze_pending_decls): Always look for
640 2009-10-08 Anatoly Sokolov <aesok@post.ru>
642 * config/avr/avr.c (last_insn_address) Remove variable.
643 (expand_prologue): Don't initialise last_insn_address variable.
644 (final_prescan_insn): Don't output insn size.
645 * config/avr/avr.opt (msize): Remove switch.
646 * doc/invoke.texi (AVR Options): Remove documentation of -msize
649 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
651 * combine.c (label_tick_ebb_start): Fix comment.
652 (combine_instructions): Set label_tick and label_tick_ebb_start before
653 calling setup_incoming_promotions. Start them from 1. Increment
654 label_tick instead of deriving it from the BB index. Rather than
655 comparing ticks use the block from the previous iteration to decide
656 whether to start a new EBB. Remove empty lines before function.
658 2009-10-08 Michael Matz <matz@suse.de>
661 * builtins.c (fold_builtin_isascii): Use fold_build2.
662 (fold_builtin_isdigit): Ditto.
663 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
664 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
665 remove_useless_stmts_cond, remove_useless_stmts_tf,
666 remove_useless_stmts_tc, remove_useless_stmts_bind,
667 remove_useless_stmts_goto, remove_useless_stmts_label,
668 remove_useless_stmts_1, remove_useless_stmts,
669 pass_remove_useless_stmts): Remove.
670 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
671 * passes.c (init_optimization_passes): Don't add
672 pass_remove_useless_stmts.
673 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
674 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
676 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
677 for static constants.
678 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
679 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
681 2009-10-08 Richard Guenther <rguenther@suse.de>
683 * gimple.c (free_gimple_type_tables): New function.
684 * gimple.h (free_gimple_type_tables): Declare.
686 2009-10-07 Mark Heffernan <meheff@google.com>
688 * ipa-prop.c (ipa_print_node_params) Only print
689 names of named arguments.
691 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
693 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
694 being statically linked.
696 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
698 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
700 2009-10-08 Jan Hubicka <jh@suse.cz>
703 * ipa.c (cgraph_externally_visible_p,
704 function_and_variable_visibility,
705 whole_program_function_and_variable_visibility): Skip non-finalized
708 2009-10-08 Nick Clifton <nickc@redhat.com>
710 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
713 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
716 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
718 2009-10-07 Joseph Myers <joseph@codesourcery.com>
721 * c-common.c (c_fully_fold_internal): Strip nops from the result
722 of recursive calls to c_fully_fold_internal.
723 (c_wrap_maybe_const): New.
724 (c_save_expr): Use c_wrap_maybe_const.
725 * c-common.h (c_wrap_maybe_const): Declare.
726 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
727 build_binary_op): Use c_wrap_maybe_const.
729 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
731 * real.c: Fix comment to reflect actual exponent size.
733 2009-10-08 Ben Elliston <bje@au.ibm.com>
735 * config/rs6000/a2.md: Add FSF comment header.
737 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
739 * config/i386/i386.md (any_extend): New code iterator.
740 (u, s): New code attributes.
742 (DWIH): Rewrite as code iterator for SI and DI modes.
743 (DWI): Rewrite as mode attribute.
744 (dwi): New mode attribute.
745 (di): Depend on SI mode and DI mode.
746 (doubleint_general_operand): Remove mode attribute.
748 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
751 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
752 (*sub<mode>3_doubleword): Ditto.
754 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
755 using SWIM248 mode iterator.
756 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
757 using SWI48 mode iterator.
758 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
759 patterns using DWIH mode iterator and any_extend code iterator.
760 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
761 using any_extend code iterator.
762 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
763 patterns using DWIH mode iterator and any_extend code iterator.
764 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
765 using any_extend code iterator.
766 (<s>mul<mode>3_highpart): Macroize expander from
767 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
768 and any_extend code iterator.
769 (*<s>muldi3_highpart_1): Macroize insn from
770 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
771 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
772 patterns using any_extend code iterator.
773 (*<s>mulsi3_highpart_zext): Macroize insn from
774 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
776 2009-10-07 Jakub Jelinek <jakub@redhat.com>
778 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
779 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
780 refering to a DIE with DW_AT_const_value.
782 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
785 * ira-lives.c (check_and_make_def_conflict): Process all operands.
787 2009-10-06 Jan Hubicka <jh@suse.cz>
789 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
792 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
794 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
795 *lea_2_rex64): Move before *add<mode>_1 pattern.
797 2009-10-07 Jan Hubicka <jh@suse.cz>
799 * collect2.c (main): Add -fno-whole-program.
800 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
802 2009-10-07 Jan Hubicka <jh@suse.cz>
804 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
805 has no address taken.
806 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
808 (cgraph_clone_node): Clear externally_visible flag for clones.
809 * cgraph.h (cgraph_only_called_directly_p,
810 cgraph_can_remove_if_no_direct_calls_p): New predicates.
811 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
812 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
813 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
814 ipcp_insert_stage): Likwise.
815 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
816 externally_visible flag.
817 (verify_cgraph_node): Verify that inline clones look right.
818 (process_function_and_variable_attributes): Do not set
819 externally_visible flags.
820 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
822 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
824 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
825 clear externally_visible when turning into inline clones
826 (cgraph_mark_inline_edge): Use new predicates.
827 (cgraph_estimate_growth): Likewise.
828 (cgraph_decide_inlining): Likewise.
829 * ipa.c (cgraph_postorder): Likewise.
830 (cgraph_remove_unreachable_nodes): Likewise; sanity check
831 that inline clones are not needed.
832 (cgraph_externally_visible_p): New predicate.
833 (function_and_variable_visibility): Add whole_program parameter;
834 always set externally_visible flag; handle COMDAT function
836 (local_function_and_variable_visibility): New function.
837 (gate_whole_program_function_and_variable_visibility): New function.
838 (whole_program_function_and_variable_visibility): New function.
839 (pass_ipa_whole_program_visibility): New function.
840 * passes.c (init_optimization_passes): Add whole program visibility
842 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
843 not care about needed/reachable flags.
844 * varpool.c: Include flags.h
845 (decide_is_variable_needed): When doing LTO assume whole-program mode.
846 (varpool_finalize_decl): When we are in LTO read-back, all variables
848 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
850 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
852 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
855 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
857 * config.gcc: Don't include the makefile fragments intended for
859 * config/s390/fixdfdi.h: File removed.
860 * config/s390/libgcc-glibc.ver: File removed.
861 * config/s390/s390.h: Remove the fixdfdi.h hack.
862 * config/s390/t-crtstuff: File moved to libgcc dir.
863 * config/s390/t-linux: Likewise.
864 * config/s390/t-tpf: libgcc specific parts removed.
865 * config/s390/t-linux64: Likewise.
867 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
869 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
870 (lto-compress.o): Likewise.
872 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
875 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
876 dllexport to class members here.
877 (i386_pe_determine_dllimport_p): Only check static class data for
879 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
880 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
881 functions for vague linkage.
882 (i386_pe_type_dllexport_p): Fix formatting.
883 (maybe_add_dllexport) New function.
884 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
887 2009-10-07 Ben Elliston <bje@au.ibm.com>
889 * config/rs6000/a2.md: Remove duplicated lines.
891 2009-10-07 Ben Elliston <bje@au.ibm.com>
893 * config.gcc (powerpc*-*-*): Handle a2.
894 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
895 * config/rs6000/a2.md: New file.
896 * config/rs6000/rs6000.opt (mno-update): New.
897 (mupdate): Return to using a mask, not a var.
898 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
899 (enum processor_type): Add PROCESSOR_PPCA2.
900 * config/rs6000/rs6000.c (ppca2_cost): New costs.
901 (rs6000_override_options): Add "a2" to processor_target_table.
902 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
903 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
905 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
907 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
908 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
909 reference to nonexistent gen_truncxfxf2 function.
911 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
913 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
914 (DWIH, g, di, doubleint_general_operand): New mode attributes.
915 (general_operand): Handle TI mode.
916 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
917 using SDWIM mode iterator.
918 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
919 pattern from *add{di,ti}3_1 patterns and corresponding splitters
920 using DWI mode iterator.
921 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
922 patterns using SWI mode iterator.
923 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
924 using SWI48 mode iterator.
925 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
926 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
927 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
928 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
929 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
930 using SDWIM mode iterator.
931 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
932 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
933 using DWI mode iterator.
934 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
935 patterns using SWI mode iterator.
936 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
937 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
938 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
939 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
940 patterns using plusminus code iterator.
941 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
942 sub<mode>3 patterns using plusminus code iterator.
943 * config/i386/i386.c (override_options): Update the call to
944 gen_subdi_carry_rex64 for renamed function.
945 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
946 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
947 calls to instruction expanders.
949 2009-10-06 Martin Jambor <mjambor@suse.cz>
952 * opts.c (decode_options): Run IPA-SRA at -O2.
954 2009-10-06 Richard Guenther <rguenther@suse.de>
956 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
958 2009-10-06 Tobias Burnus <burnus@net-b.de>
961 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
962 -flto and -fwhole-program flags can be combined.
964 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
967 * gcc.c (process_command): Check that -o argument was specified.
969 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
971 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
973 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
975 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
976 * doc/invoke.texi (Warning Options): Annotate allowed languages
977 for -Wunsuffixed-float-constants.
979 2009-10-05 Jakub Jelinek <jakub@redhat.com>
981 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
982 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
983 same name and isn't the main variant.
986 * dwarf2out.c (loc_by_reference): Removed.
987 (dw_loc_list_1): New function.
988 (dw_loc_list): Remove toplev argument, add want_address argument.
989 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
990 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
991 want_address == 2 to dw_loc_list. For successful dw_loc_list
992 set have_address to 1 only if want_address is not 0.
994 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
996 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
997 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
998 a code block followed by two pointers.
999 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1000 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1001 (MIPS_MOVE): Likewise.
1002 (MIPS_LUI): Likewise.
1003 (MIPS_JR): Likewise.
1004 (MIPS_BAL): Likewise.
1005 (MIPS_NOP): Likewise.
1006 (mips_asm_trampoline_template): Delete.
1007 (mips_trampoline_code_size): New function.
1008 (mips_trampoline_init): Add shorter sequences for all cases
1009 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1010 Calculate the opcodes directly, rather than copying from a template.
1011 Only flush the code part of the trampoline.
1012 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1014 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1016 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1017 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1018 (INCOMING_RETURN_ADDR_RTX): Likewise.
1019 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1021 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1022 with RETURN_ADDR_REGNUM.
1023 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1024 * config/mips/mips.c (mips16_build_call_stub): Replace
1025 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1026 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1027 (mips_print_operand_punctuation): Likewise.
1028 (mips_frame_set): Likewise.
1029 (mips16e_output_save_restore): Likewise.
1030 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1031 (mips_save_reg_p): Likewise.
1032 (mips_return_addr): Likewise.
1033 (mips_set_return_address): Likewise.
1034 (mips_direct_save_slot_move_p): Likewise.
1035 (mips_output_function_prologue): Likewise.
1036 (mips_restore_reg): Likewise.
1037 (mips_expand_epilogue): Likewise.
1038 (mips_epilogue_uses): Likewise.
1039 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1040 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1041 (clear_hazard_<mode>): Likewise.
1042 (call_internal): Likewise.
1043 (call_internal_direct): Likewise.
1044 (call_direct_split): Likewise.
1045 (call_value_internal): Likewise.
1046 (call_value_split): Likewise.
1047 (call_value_internal_direct): Likewise.
1048 (call_value_direct_split): Likewise.
1049 (call_value_multiple_internal): Likewise.
1050 (call_value_multiple_split): Likewise.
1052 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1053 Jakub Jelinek <jakub@redhat.com>
1055 PR rtl-optimization/41511
1056 * combine.c (record_value_for_reg): Pass explicit values as argument
1057 to get_last_value_validate.
1058 (get_last_value_validate): Document INSN parameter.
1059 For non-readonly MEMs, assume they might have been modified if INSN
1060 was in another basic block.
1061 (get_last_value): Minor reformatting.
1063 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1066 * final.c (asm_str_count): Split out from asm_insn_count.
1067 * rtl.h (asm_str_count): New prototype.
1068 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1071 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1073 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1075 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1076 Rafael Espindola <espindola@google.com>
1078 * gengtype.c (write_types): Moved call to write_func_for_structure
1079 into seperate loops.
1081 2009-10-05 Richard Guenther <rguenther@suse.de>
1084 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1085 (input_cgraph_1): Input toplevel asms.
1087 2009-10-05 Richard Guenther <rguenther@suse.de>
1090 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1091 (external_aggregate_decl_p): Likewise.
1092 (lto_symtab_compatible): Re-structure. Remove dead code.
1093 For variables ignore toplevel qualifiers when comparing types.
1094 Issue warnings, not errors for mismatched user-alignment.
1096 2009-10-05 Richard Guenther <rguenther@suse.de>
1100 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1101 (struct lto_symtab_identifier_def): Likewise.
1102 (struct lto_symtab_decl_def): Likewise.
1103 (struct lto_symtab_entry_def): New.
1104 (lto_symtab_identifier_t): Rename to ...
1105 (lto_symtab_entry_t): ... this.
1106 (lto_symtab_decls): Remove.
1107 (lto_symtab_base_hash): Rename to ...
1108 (lto_symtab_entry_hash): ... this.
1109 (lto_symtab_base_eq): Rename to ...
1110 (lto_symtab_entry_eq): ... this.
1111 (lto_symtab_base_marked_p): Rename to ...
1112 (lto_symtab_entry_marked_p): ... this.
1113 (lto_symtab_identifier_marked_p): Remove.
1114 (lto_symtab_decl_marked_p): Likewise.
1115 (lto_symtab_maybe_init_hash_tables): Rename to ...
1116 (lto_symtab_maybe_init_hash_table): ... this.
1117 (lto_symtab_set_resolution_and_file_data): Remove.
1118 (lto_symtab_register_decl): New function.
1119 (lto_symtab_get_identifier): Remove.
1120 (lto_symtab_get): New function.
1121 (lto_symtab_get_resolution): Adjust.
1122 (lto_symtab_get_identifier_decl): Remove.
1123 (lto_symtab_set_identifier_decl): Likewise.
1124 (lto_symtab_merge_decl): Rename to ...
1125 (lto_symtab_merge): ... this. Rewrite.
1126 (lto_symtab_merge_var): Remove.
1127 (lto_symtab_merge_fn): Likewise.
1128 (lto_symtab_prevailing_decl): Adjust.
1129 (lto_cgraph_replace_node): New function.
1130 (lto_symtab_merge_decls_2): Likewise.
1131 (lto_symtab_merge_decls_1): Likewise.
1132 (lto_symtab_fixup_var_decls): Likewise.
1133 (lto_symtab_resolve_symbols): Likewise.
1134 (lto_symtab_merge_decls): Likewise.
1135 (lto_symtab_prevailing_decl): Adjust.
1136 (lto_symtab_get_symtab_def): Remove.
1137 (lto_symtab_get_file_data): Likewise.
1138 (lto_symtab_clear_resolution): Adjust.
1139 (lto_symtab_clear_resolution): Likewise.
1140 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1141 (input_cgraph_1): Likewise.
1142 * lto-streamer-in.c (get_resolution): Do not provide fake
1143 symbol resolutions here.
1144 (deferred_global_decls): Remove.
1145 (lto_register_deferred_decls_in_symtab): Likewise.
1146 (lto_register_var_decl_in_symtab): Change signature, register
1147 variable via lto_symtab_register_decl.
1148 (lto_register_function_decl_in_symtab): Likewise.
1149 (lto_read_tree): Adjust.
1150 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1151 (lto_symtab_merge_var): Likewise.
1152 (lto_symtab_merge_fn): Likewise.
1153 (lto_symtab_register_decl): Declare.
1154 (lto_symtab_merge_decls): Likewise.
1156 2009-10-05 Richard Guenther <rguenther@suse.de>
1158 PR tree-optimization/23821
1159 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1160 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1161 simple IV increments.
1163 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1165 * config/arm/arm.c (arm_override_options): Really initialize
1166 flag_dwarf2_cfi_asm to 0.
1168 2009-10-05 Doug Kwan <dougkwan@google.com>
1170 PR rtl-optimization/41574
1171 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1172 floating point and we are not doing unsafe math optimizations.
1174 2009-10-03 Simon Baldwin <simonb@google.com>
1175 Cary Coutant <ccoutant@google.com>
1176 Rafael Espindola <espindola@google.com>
1177 Richard Guenther <rguenther@suse.de>
1178 Jan Hubicka <jh@suse.cz>
1179 Doug Kwan <dougkwan@google.com>
1180 H.J. Lu <hongjiu.lu@intel.com>
1181 Bill Maddox <maddox@google.com>
1182 Ryan Mansfield <rmansfield@qnx.com>
1183 Diego Novillo <dnovillo@google.com>
1184 Ollie Wild <aaw@google.com>
1185 Kenneth Zadeck <zadeck@naturalbridge.com>
1187 * lto-cgraph.c: New file.
1188 * lto-compress.c: New file.
1189 * lto-compress.h: New file.
1190 * lto-opts.c: New file.
1191 * lto-section-in.c: New file.
1192 * lto-section-out.c: New file.
1193 * lto-streamer-in.c: New file.
1194 * lto-streamer-out.c: New file.
1195 * lto-streamer.c: New file.
1196 * lto-streamer.h: New file.
1197 * lto-symtab.c: New file.
1198 * lto-wpa-fixup.c: New file.
1199 * lto-wrapper.c: New file.
1201 2009-10-03 Simon Baldwin <baldwin@google.com>
1202 Ben Elliston <bje@au.ibm.com>
1203 Rafael Espindola <espindola@google.com>
1204 Nathan Froyd <froydnj@codesourcery.com>
1205 Jan Hubicka <jh@suse.cz>
1206 Doug Kwan <dougkwan@google.com>
1207 Diego Novillo <dnovillo@google.com>
1208 Kenneth Zadeck <zadeck@naturalbridge.com>
1210 * Makefile.in (enable_lto): New.
1211 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1212 (LINKER_PLUGIN_API_H): Define.
1213 (LTO_SYMTAB_H): Define.
1214 (LTO_STREAMER_H): Define.
1215 (TREE_VECTORIZER_H): Define.
1216 (INCLUDES): Add LIBELFINC.
1217 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1218 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1219 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1220 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1221 (native): Add lto-wrapper$(exeext)
1222 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1223 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1224 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1225 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1226 (varasm.o): Add dependency on tree-iterator.h.
1227 (cgraph.o): Add dependency on cif-code.def.
1228 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1229 (ipa-pure-const.o): Likewise.
1230 (GTFILES): Add lto-symtab.c.
1231 (install-lto-wrapper): New.
1232 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1233 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1234 * config.in: Regenerate.
1236 2009-10-03 Rafael Espindola <espindola@google.com>
1237 Diego Novillo <dnovillo@google.com>
1239 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1240 ipa_write_summaries.
1241 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1243 (cgraph_optimize): Make extern.
1245 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1246 Kenneth Zadeck <zadeck@naturalbridge.com>
1248 * toplev.c (in_lto_p): Declare.
1249 * collect2.c (scan_prog_file): Read all the output when reading
1250 information for LTO.
1251 (enum lto_mode_d): Declare.
1253 2009-10-03 Richard Guenther <rguenther@suse.de>
1254 Diego Novillo <dnovillo@google.com>
1256 * gimple.c: Include target.h and alias.h.
1257 (gimple_types): Declare.
1258 (type_hash_cache): Declare.
1259 (gimple_alloc_stat): Make extern.
1260 (gimple_build_eh_must_not_throw): Call
1261 gimple_eh_must_not_throw_set_fndecl.
1262 (struct type_pair_d): Declare.
1263 (type_pair_t): Declare.
1264 (type_pair_hash): New.
1265 (type_pair_eq): New.
1266 (lookup_type_pair): New.
1267 (gimple_force_type_merge): New.
1268 (compare_type_names_p): New.
1269 (compare_field_offset): New.
1270 (gimple_types_compatible_p): New.
1271 (struct sccs): Declare.
1272 (next_dfs_num): Declare.
1273 (iterative_hash_gimple_type): New.
1275 (iterative_hash_type_name): New.
1276 (iterative_hash_gimple_type): New.
1277 (gimple_type_hash): New.
1278 (gimple_type_eq): New.
1279 (gimple_register_type): New.
1280 (print_gimple_types_stats): New.
1281 (gimple_signed_or_unsigned_type): New.
1282 (gimple_unsigned_type): New.
1283 (gimple_signed_type): New.
1284 (gimple_get_alias_set): New.
1285 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1286 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1287 (gimple_force_type_merge): Declare.
1288 (gimple_types_compatible_p): Declare.
1289 (gimple_register_type): Declare.
1290 (print_gimple_types_stats): Declare.
1291 (gimple_unsigned_type): Declare.
1292 (gimple_signed_type): Declare.
1293 (gimple_get_alias_set): Declare.
1294 (gimple_eh_must_not_throw_set_fndecl): New.
1296 2009-10-03 Jan Hubicka <jh@suse.cz>
1297 Kenneth Zadeck <zadeck@naturalbridge.com>
1299 * ipa-pure-const.c: Include lto-streamer.h.
1300 (register_hooks): Factor out of ...
1301 (generate_summary): ... here.
1302 (pure_const_write_summary): New.
1303 (pure_const_read_summary): New.
1304 (pass_ipa_pure_const): Add pure_const_write_summary and
1305 pure_const_read_summary.
1306 * ipa-reference.c: Include lto-streamer.h.
1307 (add_new_function): New.
1308 (remove_node_data): New.
1309 (duplicate_node_data): New.
1310 (ipa_init): Guard against multiple calls.
1311 Move hook setup from analyze_function.
1312 (write_node_summary_p): New.
1313 (ipa_reference_write_summary): New.
1314 (ipa_reference_read_summary): New.
1315 (pass_ipa_reference): Add ipa_reference_write_summary and
1316 ipa_reference_read_summary.
1317 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1318 (struct cgraph_edge): Add fields lto_stmt_uid and
1319 call_stmt_cannot_inline_p.
1320 (cgraph_optimize): Declare.
1321 (cgraph_decide_is_function_needed): Declare.
1322 (reset_inline_failed): Declare.
1323 (enum LTO_cgraph_tags): Declare.
1324 (LTO_cgraph_tag_names): Declare.
1325 (LCC_NOT_FOUND): Define.
1327 2009-10-03 Doug Kwan <dougkwan@google.com>
1328 Rafael Espindola <espindola@google.com>
1329 Jan Hubicka <jh@suse.cz>
1330 Diego Novillo <dnovillo@google.com>
1331 Kenneth Zadeck <zadeck@naturalbridge.com>
1333 * passes.c (all_regular_ipa_passes): New.
1334 (all_ipa_passes): Rename to all_small_ipa_passes.
1335 (init_optimization_passes): Init all_regular_ipa_passes.
1336 * tree-pass.h (all_regular_ipa_passes): New.
1337 (all_ipa_passes): Rename to all_small_ipa_passes.
1338 * passes.c (all_lto_gen_passes): New.
1339 (init_optimization_passes): Initialize all_lto_gen_passes.
1340 (execute_ipa_summary_passes): Make non-static.
1341 (ipa_write_summaries_1): New.
1342 (ipa_write_summaries_2): New.
1343 (ipa_write_summaries): New.
1344 (ipa_write_summaries_of_cgraph_node_set): New.
1345 (ipa_read_summaries_1): New.
1346 (ipa_read_summaries): New.
1347 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1348 (execute_regular_ipa_pass_list): Remove.
1349 (init_optimization_passes): Schedule
1350 pass_rebuild_cgraph_edges and pass_early_inline outside
1351 of pass_all_early_optimizations. Document reason.
1352 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1353 pass_ipa_lto_finish_out): New pass.
1354 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1355 (execute_all_ipa_transforms): New.
1356 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1357 (dump_properties, debug_properties): New.
1358 * tree-optimize.c (gate_all_early_local_passes): Return
1359 false if we are in lto1.
1360 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1361 * tree-pass.h (execute_all_ipa_transforms): Declare.
1362 (pass_ipa_function_and_variable_visibility): Declare.
1363 (pass_ipa_early_inline): Declare.
1364 (pass_ipa_lto_gimple_out): Declare.
1365 (pass_ipa_lto_wpa_fixup): Declare.
1366 (pass_ipa_lto_finish_out): Declare.
1367 (all_small_ipa_passes, all_regular_ipa_passes,
1368 all_lto_gen_passes): Declare.
1369 (execute_ipa_summary_passes): Declare.
1370 (execute_all_ipa_transforms): Declare.
1371 (ipa_write_summaries): Declare
1372 (ipa_write_summaries_of_cgraph_node_set): Declare.
1373 (ipa_read_summaries): Declare.
1375 2009-10-03 Doug Kwan <dougkwan@google.com>
1376 Ollie Wild <aaw@google.com>
1378 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1380 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1381 (lto_mode): New variable.
1382 (maybe_run_lto_and_relink): Handle the -fwpa option.
1383 (main): Handle the -fwpa option.
1384 (maybe_unlink_list): New function.
1385 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1386 * common.opt (flto): New flag.
1387 * toplev.c (flag_generate_lto): Declare.
1389 2009-10-03 Simon Baldwin <simonb@google.com>
1391 * common.opt (flto-compression-level): New flag.
1393 * opts.c: Include lto-opts.h.
1394 (handle_option): Call lto_register_user_option for each
1395 valid option handled.
1396 (decode_options): Clear registered options before the options
1399 2009-10-03 Cary Coutant <ccoutant@google.com>
1401 * collect2.c (is_elf): New function.
1402 (scan_prog_file): Require LTO object to be in ELF format.
1404 2009-10-03 Rafael Espindola <espindola@google.com>
1406 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1407 libgcc to the linker.
1409 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1411 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1412 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1414 * collect2.h (collect_execute): Add flags argument.
1415 * tlink.c (tlink_execute): Update call to collect_execute.
1416 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1417 (use_linker_plugin): New.
1418 (use_linker_plugin_spec_function): New.
1419 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1420 (linker_plugin_file_spec): New.
1421 (lto_wrapper_spec): New.
1422 (lto_gcc_spec): New.
1423 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1424 (static_spec_functions): Add use-linker-plugin.
1425 (process_command): Handle -use-linker-plugin.
1426 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1427 linker_plugin_file_spec and lto_gcc_spec.
1428 (use_linker_plugin_spec_function): New.
1430 2009-10-03 Richard Guenther <rguenther@suse.de>
1434 * tree.h (is_lang_specific): Include LANG_TYPE.
1435 * tree.c (find_decls_types_r): Manually add interesting parts
1436 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1438 * gimple.c (type_pair_hash): Make symmetric.
1439 (type_pair_eq): Likewise.
1440 (lookup_type_pair): Increase initial hashtable size.
1441 (gimple_force_type_merge): Rely on type-pair symmetry.
1442 (visit): Remove excessive checking code.
1443 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1444 (gimple_register_type): Remove getenv calls, shrink initial
1448 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1449 inline functions if not generating lto output.
1452 * toplev.c (finalize): In WPA mode remove the asm file.
1454 2009-10-03 Doug Kwan <dougkwan@google.com>
1456 * ipa-inline.c (cgraph_mark_inline): Check
1457 edge->call_stmt_cannot_inline_p instead of calling
1458 gimple_call_cannot_inline_p.
1459 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1460 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1461 (inline_generate_summary): Do nothing in LTRANS.
1462 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1463 exists before calling gimple_call_cannot_inline_p.
1464 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1465 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1466 Update new_edge->lto_stmt_uid.
1467 * cgraphbuild.c (reset_inline_failed): New.
1469 * common.opt (fwpa): New flag.
1470 (fltrans): New option.
1471 * gcc.c (gcc_lto_option_t): New type.
1472 (current_lto_option): New variable.
1473 (lto_single_spec_function): Remove and is replaced by ..
1474 (lto_option_spec_function): New function.
1475 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1476 passing the -flto flag.
1477 (cc1_options): Separate non-LTO related parts into ..
1478 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1479 (lto1_options): New spec for lto FE.
1480 (link_lto_options): New spec for handling LTO flags in linker.
1481 (invoke_lto_single): Re-format to fit in 80 column. Replace
1482 lto-single with lto-option.
1483 (static_specs): Add cc1_non_lto_options, lto1_options and
1485 (static_spec_function): Replace lto-single with lto-option.
1486 (process_command): Handle -flto, -fwpa and -fltran by setting
1487 current_lto_option and not passing it to subprocess unconditionally.
1489 2009-10-03 Bill Maddox <maddox@google.com>
1491 Add `gcc' driver support for link-time code generation (LTO).
1493 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1494 (lto_flag, lto_objects, lto_o_file): New variables.
1495 (struct lto_object, struct lto_object_list): New structures.
1496 (collect_exit, handler): Remove LTO temporary output file on exit.
1497 (add_lto_object): New function.
1498 (maybe_run_lto_and_relink): New function. Perform link time code
1499 generation and relinking for object files containing LTO information.
1500 (main): Invoke maybe_run_lto_and_relink().
1501 (dump_argv): New function. For debugging, currently disabled.
1502 (scan_prog_file): Add LTO information pass.
1503 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1505 * toplev.c (compile_file): Emit assembler directive to create
1506 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1508 2009-10-03 Diego Novillo <dnovillo@google.com>
1510 * c.opt: Add LTO to warn_abi and warn_psabi.
1512 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1513 inline function. Ignore language-specific nodes. Update all users.
1514 (find_decls_types_r): Do not traverse the subtrees of
1515 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1516 * tree.h (is_lang_specific): New.
1517 * langhooks.h (struct lang_hooks_for_decls): Remove
1518 may_need_assembler_name_p. Update all users.
1520 * c-common.c (set_builtin_user_assembler_name): Move ...
1521 * builtins.c (set_builtin_user_assembler_name): ... here.
1522 (is_builtin_name): Add comment
1523 (is_builtin_fn): New.
1524 * except.c (output_ttype): Only call
1525 lookup_type_for_runtime if TYPE is not a runtime type.
1527 * passes.c (register_pass): Call position_pass on
1528 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1529 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1530 (TV_IPA_LTO_DECL_IO): Define.
1531 (TV_IPA_LTO_CGRAPH_IO): Define.
1533 (TV_WHOPR_WPA): Define.
1534 (TV_WHOPR_WPA_IO): Define.
1535 (TV_WHOPR_LTRANS): Define.
1536 (TV_WHOPR_WPA_FIXUP): Define.
1537 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1538 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1539 * tree-flow.h (tree_node_can_be_shared): Declare.
1540 * tree-inline.c (tree_can_inline_p): Check that E has a
1541 statement associated with it.
1542 * tree.c (free_lang_data_in_binf): Factor out of ...
1543 (free_lang_data_in_type): ... here.
1544 Call RECORD_OR_UNION_TYPE_P.
1545 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1546 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1547 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1548 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1549 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1550 (gate_free_lang_data): Return true if flag_generate_lto is set.
1551 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1552 * c-common.h (set_builtin_user_assembler_name): Move ...
1553 * tree.h (set_builtin_user_assembler_name): ... here.
1555 * common.opt (flto-report): New flag.
1556 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1557 * collect2.c (scan_prog_file): Send the error output of
1558 'nm' to HOST_BIT_BUCKET.
1560 2009-10-03 Ollie Wild <aaw@google.com>
1562 * langhooks-def.h (lhd_begin_section): New function declaration.
1563 (lhd_write_section): New function declaration.
1564 (lhd_end_section): New function declaration.
1565 (LANG_HOOKS_BEGIN_SECTION): New macro.
1566 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1567 (LANG_HOOKS_END_SECTION): New macro.
1568 (LANG_HOOKS_LTO): New macro.
1569 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1570 * langhooks.c (output.h): Add include.
1571 (saved_section): New static variable.
1572 (lhd_begin_section): New function.
1573 (lhd_write_section_data): New function.
1574 (lhd_end_section): New function.
1575 * langhooks.h (struct lang_hooks_for_lto): New structure.
1576 (struct lang_hooks): Add member lto.
1577 * Makefile.in (langhooks.o): Add dependency on output.h.
1579 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1581 2009-10-03 Richard Guenther <rguenther@suse.de>
1583 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1586 2009-10-03 Simon Baldwin <simonb@google.com>
1587 Richard Guenther <rguenther@suse.de>
1588 Janis Johnson <janis187@us.ibm.com>
1589 Doug Kwan <dougkwan@google.com>
1590 Diego Novillo <dnovillo@google.com>
1591 Ramana Radhakrishnan <ramana.r@gmail.com>
1592 Ollie Wild <aaw@google.com>
1594 * doc/install.texi: Add documentation for libelf and --enable-lto.
1595 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1596 -flto-report, -flto-compression-level and -use-linker-plugin.
1597 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1598 Add section for LTO Testing.
1600 2009-10-02 Cary Coutant <ccoutant@google.com>
1602 Add support for comdat type sections for DWARF v4.
1603 Merge from dwarf4 branch.
1605 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1606 (dw_die_ref): Define vector type.
1607 (enum dw_val_class): Add dw_val_class_data8.
1608 (struct dw_val_struct): Add v.val_data8.
1609 (comdat_type_node_ref): New type.
1610 (struct die_struct): Move die_symbol into a union; add new field
1611 die_type_node. Change all uses.
1612 (comdat_type_node): New type.
1613 (skeleton_chain_node): New type.
1614 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1615 (comdat_type_list): New variable.
1616 (dwarf_tag_name): Add DW_TAG_type_unit.
1617 (dwarf_attr_name): Add DW_AT_signature.
1618 (add_AT_data8): New function.
1619 (replace_child): New function.
1620 (move_all_children): New function.
1621 (print_signature): New function.
1622 (print_die): Print signature information; add dw_val_class_data8.
1623 (attr_checksum): Support dw_val_class_data8.
1624 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1625 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1626 (checksum_sleb128, checksum_uleb128): New functions.
1627 (checksum_die_context): New function.
1628 (loc_checksum_ordered): New function.
1629 (attr_checksum_ordered): New function.
1630 (struct checksum_attributes): New structure.
1631 (collect_checksum_attributes): New function.
1632 (die_checksum_ordered): New function.
1633 (generate_type_signature): New function.
1634 (same_dw_val_p): Add dw_val_class_data8.
1635 (is_symbol_die): Use new is_declaration_die function.
1636 (is_declaration_die): New function.
1637 (should_move_die_to_comdat): New function.
1638 (clone_die): New function.
1639 (clone_tree): New function.
1640 (clone_as_declaration): New function.
1641 (copy_declaration_context): New function.
1642 (generate_skeleton_ancestor_tree): New function.
1643 (generate_skeleton_bottom_up): New function.
1644 (generate_skeleton): New function.
1645 (remove_child_or_replace_with_skeleton): New function.
1646 (break_out_comdat_types): New function.
1647 (struct decl_table_entry): New type.
1648 (htab_decl_hash): New function.
1649 (htab_decl_eq): New function.
1650 (htab_decl_del): New function.
1651 (copy_ancestor_tree): New function.
1652 (copy_decls_walk): New function.
1653 (copy_decls_for_unworthy_types): New function.
1654 (build_abbrev_table): Don't assert on missing die_symbol when doing
1655 comdat type sections.
1656 (size_of_die): Use DW_FORM_sig8 for external references. Add
1658 (unmark_dies): Don't assert for unmarked dies when doing comdat
1660 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1661 (output_signature): New function.
1662 (output_die): Likewise.
1663 (output_compilation_unit_header): Mark output as DWARF version 3
1664 even if generating DWARF 4.
1665 (output_comdat_type_unit): New function.
1666 (output_line_info): Mark output as DWARF version 3 even if generating
1668 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1670 (dwarf2out_end_source_file): Likewise.
1671 (prune_unused_types_walk_attribs): Don't follow references into
1672 comdat type sections.
1673 (prune_unused_types_mark): When generating type units, do not mark
1674 children of non-defining declarations of types; do mark children of
1676 (prune_unused_types): Process comdat type sections.
1677 (htab_ct_hash): New function.
1678 (htab_ct_eq): New function.
1679 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1680 Add a pointer to the line table from type unit entries so
1681 DW_AT_decl_file has meaning.
1682 * varasm.c (default_elf_asm_named_section): Use identifier name as
1683 comdat key instead of lang hook.
1685 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1687 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1689 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.md (SWIM248): New mode iterator.
1692 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1693 divmodhi4 patterns using SWIM248 macro.
1694 (*divmod<mode>4): Macroize insn_and_split pattern from
1695 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1696 and their corresponding splitters usign SWIM248 macro. Split SImode
1697 insn to generate cltd and DImode insn to generate cqto instead of
1698 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1699 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1700 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1701 *divmodsi_noext patterns using SWIM248 macro.
1702 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1703 udivmodhi4 patterns using SWIM248 macro.
1704 (*udivmod<mode>4): Macroize insn_and_split pattern from
1705 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1706 corresponding splitters using SWIM248 macro.
1707 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1708 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1710 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1712 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1713 of zero-sized element is zero-sized regardless of its extent.
1715 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1718 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1719 * configure: Regenerated.
1720 * config.in: Regenerated.
1721 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1722 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1723 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1724 not emitting .eh_frame, emit .cfi_sections .debug_frame
1729 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1730 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1732 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1733 vars use DECL_RTL with resetting it back to NULL afterwards.
1734 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1735 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1736 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1737 the attribute type allows it, otherwise use DW_FORM_dataN.
1738 (mem_loc_descriptor): Handle CONST_STRING.
1739 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1740 Handle MEM with CONST_STRING address using add_AT_string.
1741 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1742 CONST_STRING for const arrays initialized with a string literal.
1743 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1744 (dwarf2out_finish): Call resolve_addr.
1746 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1747 Maxim Kuvyrkov <maxim@codesourcery.com>
1749 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1751 2009-10-02 Nick Clifton <nickc@redhat.com>
1753 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1754 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1756 2009-10-01 Jan Hubicka <jh@suse.cz>
1758 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1759 (cgraph_create_virtual_clone): Just pass redirect_callers
1761 * cgraph.h (cgraph_clone_node): Update prototype.
1762 * ipa-pure-const.c (self_recursive_p): New function.
1763 (propagate): Use it.
1764 * ipa-inline.c (cgraph_clone_inlined_nodes,
1765 cgraph_decide_recursive_inlining): Update.
1767 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1769 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1770 instructions for TARGET_OCTEON.
1772 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1774 * config/arm/arm.c (arm_override_options): Turn off
1775 flag_dwarf2_cfi_asm for AAPCS variants.
1777 2009-10-01 Martin Jambor <mjambor@suse.cz>
1780 * tree-sra.c (convert_callers): Do not call
1781 compute_inline_parameters on one caller more than once.
1783 2009-10-01 Nick Clifton <nickc@redhat.com>
1785 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1786 an empty string if not already defined.
1788 2009-10-01 Martin Jambor <mjambor@suse.cz>
1791 * tree-sra.c (is_va_list_type): New function.
1792 (find_var_candidates): Call is_va_list_type.
1793 (find_param_candidates): Check that the type or the type pointed
1794 to are not va_list types.
1796 2009-10-01 Martin Jambor <mjambor@suse.cz>
1799 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1800 DECL_ARTIFICIAL (param_decl) is true.
1802 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1804 * tree.h (tree_decl_common::lang_flag_8): New.
1805 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1807 * c-common.h (RID_CONSTEXPR): New.
1809 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1811 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1812 Use ref-all pointers.
1813 (alpha_gimplify_va_arg): Ditto.
1815 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1818 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1819 before insn counting loop now that BB_END (bb) is counted. Ensure
1820 the return value isn't zero.
1822 2009-09-30 Nick Clifton <nickc@redhat.com>
1824 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1825 with separate definitions of c_target_objs and cxx_target_objs.
1826 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1828 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1829 sh_symbian_import_export_class.
1830 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1831 * config/sh/symbian.c: Delete, moving code into...
1832 * config/sh/symbian-base.c: ... here
1833 * config/sh/symbian-c.c: ... and here
1834 * config/sh/symbian-cxx.c: ... and here.
1836 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1839 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1840 of plus RTX into register.
1842 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1844 * doc/install.texi: Linguistic and markup fixes.
1845 (Configuration) <--disable-cpp>: Remove description.
1846 <--enable-maintainer-mode>: Autotools files are affected, too.
1847 <--with-sysroot>: Improve description.
1848 (Building): Bump required GNU make version.
1850 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1852 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1853 (x86_64-*-*): Ditto.
1855 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1856 intrinisics for FMA4.
1857 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1858 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1859 Add FMA4 check and fma4intrin.h.
1860 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1862 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1863 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1864 constant for FMA4 support.
1865 (UNSPEC_FMA4_FMADDSUB): Ditto.
1866 (UNSPEC_FMA4_FMSUBADD): Ditto.
1867 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1868 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1869 (ix86_expand_fma4_multiple_memory): Ditto.
1870 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1871 (OPTION_MASK_ISA_FMA4_UNSET): New.
1872 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1873 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1874 (ix86_handle_option): Handle -mfma4.
1875 (isa_opts): Handle -mfma4.
1876 (enum pta_flags): Add PTA_FMA4.
1877 (override_options): Add FMA4 support.
1878 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1879 (IX86_BUILTIN_VFMADDSD): Ditto.
1880 (IX86_BUILTIN_VFMADDPS): Ditto.
1881 (IX86_BUILTIN_VFMADDPD): Ditto.
1882 (IX86_BUILTIN_VFMSUBSS): Ditto.
1883 (IX86_BUILTIN_VFMSUBSD): Ditto.
1884 (IX86_BUILTIN_VFMSUBPS): Ditto.
1885 (IX86_BUILTIN_VFMSUBPD): Ditto.
1886 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1887 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1888 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1889 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1890 (IX86_BUILTIN_VFNMADDSS): Ditto.
1891 (IX86_BUILTIN_VFNMADDSD): Ditto.
1892 (IX86_BUILTIN_VFNMADDPS): Ditto.
1893 (IX86_BUILTIN_VFNMADDPD): Ditto.
1894 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1895 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1896 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1897 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1898 (IX86_BUILTIN_VFMADDPS256): Ditto.
1899 (IX86_BUILTIN_VFMADDPD256): Ditto.
1900 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1901 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1902 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1903 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1904 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1905 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1906 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1907 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1908 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1909 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1910 (enum multi_arg_type): New enum for describing the various FMA4
1911 intrinsic argument types.
1912 (bdesc_multi_arg): New table for FMA4 intrinsics.
1913 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1914 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1916 (ix86_expand_builtin): Add FMA4 intrinsic support.
1917 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1918 operand instructions.
1919 (ix86_expand_fma4_multiple_memory): New function to split the
1920 second memory reference from FMA4 instructions.
1921 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1922 (ssemodesuffixf2s): Ditto.
1923 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1925 (fma4_fmsub<mode>4): Ditto.
1926 (fma4_fnmadd<mode>4): Ditto.
1927 (fma4_fnmsub<mode>4): Ditto.
1928 (fma4_vmfmadd<mode>4): Ditto.
1929 (fma4_vmfmsub<mode>4): Ditto.
1930 (fma4_vmfnmadd<mode>4): Ditto.
1931 (fma4_vmfnmsub<mode>4): Ditto.
1932 (fma4_fmadd<mode>4256): Ditto.
1933 (fma4_fmsub<mode>4256): Ditto.
1934 (fma4_fnmadd<mode>4256): Ditto.
1935 (fma4_fnmsub<mode>4256): Ditto.
1936 (fma4_fmaddsubv8sf4): Ditto.
1937 (fma4_fmaddsubv4sf4): Ditto.
1938 (fma4_fmaddsubv4df4): Ditto.
1939 (fma4_fmaddsubv2df4): Ditto.
1940 (fma4_fmsubaddv8sf4): Ditto.
1941 (fma4_fmsubaddv4sf4): Ditto.
1942 (fma4_fmsubaddv4df4): Ditto.
1943 (fma4_fmsubaddv2df4): Ditto.
1944 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1945 instructions for intrinsics.
1946 (fma4i_fmsub<mode>4): Ditto.
1947 (fma4i_fnmadd<mode>4): Ditto.
1948 (fma4i_fnmsub<mode>4): Ditto.
1949 (fma4i_vmfmadd<mode>4): Ditto.
1950 (fma4i_vmfmsub<mode>4): Ditto.
1951 (fma4i_vmfnmadd<mode>4): Ditto.
1952 (fma4i_vmfnmsub<mode>4): Ditto.
1953 (fma4i_fmadd<mode>4256): Ditto.
1954 (fma4i_fmsub<mode>4256): Ditto.
1955 (fma4i_fnmadd<mode>4256): Ditto.
1956 (fma4i_fnmsub<mode>4256): Ditto.
1957 (fma4i_fmaddsubv8sf4): Ditto.
1958 (fma4i_fmaddsubv4sf4): Ditto.
1959 (fma4i_fmaddsubv4df4): Ditto.
1960 (fma4i_fmaddsubv2df4): Ditto.
1961 (fma4i_fmsubaddv8sf4): Ditto.
1962 (fma4i_fmsubaddv4sf4): Ditto.
1963 (fma4i_fmsubaddv4df4): Ditto.
1964 (fma4i_fmsubaddv2df4): Ditto.
1966 * doc/invoke.texi (-mfma4): Add documentation.
1967 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1969 2009-09-29 Richard Henderson <rth@redhat.com>
1971 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1972 an edge to the new destination block.
1974 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1977 * pa.c (hppa_profile_hook): Use
1978 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1980 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1981 Alexander Monakov <amonakov@ispras.ru>
1984 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1985 (not_postinc_memory_operand): New.
1986 (not_postinc_move_operand): New.
1987 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1988 (*cmovsi_internal): Ditto.
1990 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1992 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1993 restrict issue_rate in first pass when scheduling for register
1996 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1997 Rafael Avila de Espindola <espindola@google.com>
1999 * gengtype.c (plugin_output): New.
2000 (get_output_file_with_visibility): Return plugin_output for plugins.
2001 (main): Parse and use the -P option.
2002 * gty.texi: Update the command line format.
2004 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2007 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2009 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2010 out if !const_ok_for_output.
2013 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2014 case VAR_LOCATION>: Remove gcc_unreachable ().
2016 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2018 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2019 (x86_64-*-*): Ditto.
2020 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2021 back to smmintrin.h.
2022 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2023 * config/i386/x86intrin.h: Remove SSE5.
2024 * config/i386/mmintrin-common.h: Delete file.
2025 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2027 2009-09-29 Richard Guenther <rguenther@suse.de>
2029 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2030 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2032 2009-09-29 Nick Clifton <nickc@redhat.com>
2034 * function.c (current_function_name): If there is no current
2035 function just return "<none>".
2037 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2039 * tree-pass.h (register_pass_info): New structure.
2040 (pass_positioning_ops): Move enum from gcc-plugin.h.
2041 (register_pass): New function.
2042 * gcc-plugin.h (plugin_pass): Delete structure.
2043 (pass_positioning_ops): Delete enum.
2044 * plugin.c (regsiter_pass): Delete function.
2045 (position_pass): Delete function.
2046 (added_pass_nodes): Delete variable.
2047 (prev_added_pass_nodes): Delete variable.
2048 (pass_list_node): Delete structure.
2049 * passes.c (make_pass_instance): New function.
2050 (next_pass_1): Change to call make_pass_instance.
2051 (pass_list_node): Move structure from gcc-plugin.h.
2052 (added_pass_nodes): Move variable from plugin.c.
2053 (prev_added_pass_nodes): Move variable from plugin.c.
2054 (position_pass): New function.
2055 (register_pass): New function.
2057 2009-09-28 Easwaran Raman <eraman@google.com>
2059 * ifcvt.c (noce_try_abs): Recognize pattern and call
2060 expand_one_cmpl_abs_nojump.
2061 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2062 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2064 2009-09-28 Ian Lance Taylor <iant@google.com>
2067 * c-opts.c (c_common_handle_option): Don't set
2068 warn_jump_misses_init for -Wall.
2069 * doc/invoke.texi (Warning Options): Update documentation.
2071 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2073 * Makefile.in ($(out_object_file)): Depend on
2074 gt-$(basename $(notdir $(out_file))).h.
2076 2009-09-28 Richard Henderson <rth@redhat.com>
2078 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2079 * except.c (gen_eh_region): Set it.
2080 (duplicate_eh_regions_1): Copy it.
2081 * tree-eh.c (lower_resx): Use it to determine which function
2084 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2085 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2086 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2087 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2088 BUILT_IN_CXA_END_CLEANUP if necessary.
2090 * c-common.c (c_define_builtins): Update call to
2091 build_common_builtin_nodes.
2093 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2095 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2097 2009-09-28 Michael Matz <matz@suse.de>
2099 * builtins.c (interclass_mathfn_icode): New helper.
2100 (expand_builtin_interclass_mathfn): Use it here, and split folding
2102 (fold_builtin_interclass_mathfn): ... this new folder.
2103 (build_call_nofold_loc): New static helper.
2104 (build_call_nofold): New wrapper macro for above.
2105 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2106 (expand_builtin_pow): Ditto.
2107 (expand_builtin_memset_args): Ditto.
2108 (expand_builtin_printf): Ditto.
2109 (expand_builtin_fprintf): Ditto.
2110 (expand_builtin_sprintf): Ditto.
2111 (expand_builtin_memory_chk): Ditto.
2112 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2113 (expand_builtin_stpcpy): Ditto.
2114 (expand_builtin_strcmp): Ditto.
2115 (expand_builtin_strncmp): Ditto.
2116 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2117 (expand_builtin_strcpy_args): Don't call folders.
2118 (expand_builtin_memcmp): Ditto.
2119 (expand_builtin_strncpy): Ditto, and use target.
2120 (expand_builtin_memcpy): Ditto.
2121 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2122 expand_builtin_strpbrk, expand_builtin_memmove,
2123 expand_builtin_memmove_args, expand_builtin_bcopy,
2124 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2125 expand_builtin_strspn, expand_builtin_strcspn,
2126 expand_builtin_fputs): Remove these.
2127 (expand_builtin): Don't call the above, change calls to other
2128 expanders that changed prototype.
2129 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2130 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2131 fold_builtin_interclass_mathfn.
2132 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2133 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2135 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2136 * passes.c (init_optimization_passes): Move pass_fold_builtins
2137 after last phiopt pass.
2138 * tree-inline.c (fold_marked_statements): When folding builtins
2139 iterate over all instruction potentially generated.
2140 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2142 (fold_gimple_call): Use it to always fold calls (into potentially
2143 multiple instructions).
2144 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2145 calls into zero at this time.
2146 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2147 statements generated by builtin folding.
2149 2009-09-28 Nick Clifton <nickc@redhat.com>
2151 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2153 2009-09-28 Duncan Sands <baldrick@free.fr>
2155 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2156 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2157 (register_callback): Dispatch it.
2158 (invoke_plugin_callbacks): Incorporate in sanity check.
2159 * ggc.h (ggc_register_cache_tab): Add declaration.
2160 * ggc-common.c (ggc_register_root_tab): Simplify.
2161 (const_ggc_cache_tab_t): New typedef.
2162 (extra_cache_vec): New vector of dynamically added cache tables.
2163 (ggc_register_cache_tab): New function.
2164 (ggc_scan_cache_tab): New function.
2165 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2166 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2168 2009-09-27 Richard Henderson <rth@redhat.com>
2170 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2171 which we remove __builtin_stack_restore.
2173 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2175 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2176 to test for GRD_INVARIANT.
2177 (simple_rhs_p): Anything that's function_invariant_p is fine.
2179 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2181 * gengtype.c (main): Use plunge_files instead of plugin_output.
2183 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2184 Rafael Avila de Espindola <espindola@google.com>
2186 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2187 Don't print pch related info if it is false.
2188 (main): Don't print pch info in plugin mode.
2190 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2192 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2193 with dw_val_class_const_double.
2194 (struct dw_val_struct): Replace val_long_long with val_double and
2195 adjust for above change.
2196 (output_loc_operands): Likewise.
2197 (add_AT_long_long): Rename into...
2198 (add_AT_double): ...this.
2199 (print_die): Replace dw_val_class_long_long with
2200 dw_val_class_const_double and adjust.
2201 (attr_checksum): Likewise.
2202 (same_dw_val_p): Likewise.
2203 (size_of_die): Likewise.
2204 (value_format): Likewise.
2205 (output_die): Likewise.
2206 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2207 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2208 instead of add_AT_long_long.
2209 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2210 value with the precision of its type.
2212 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2215 * c-typeck.c (build_conditional_expr): Use the readonly and
2216 volatile flags of the operand types, not of the operands itself.
2218 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2220 * collect2.c (main): Look for -brtl before adding libraries.
2222 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2224 * config.gcc: Update OpenBSD targets.
2225 * config/openbsd-stdint.h: New file.
2226 * config/openbsd-libpthread.h: New file.
2227 * config/openbsd.h: Update and break out LIB_SPEC definition.
2228 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2229 * config/i386/openbsdelf.h: Correct types.
2230 * config/m68k/openbsd.h: Likewise.
2231 * config/mips/openbsd.h: Likewise.
2232 * config/vax/openbsd.h: Likewise.
2234 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2236 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2237 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2238 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2239 of the length and zero.
2241 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2243 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2244 (FLAGS_H): Add options.h $(REAL_H).
2245 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2246 (TREE_VECTORIZER_H): New.
2247 (EBITMAP_H): Renamed from EBIMAP_H.
2248 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2249 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2250 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2251 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2252 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2253 (graphite-clast-to-gimple.o, graphite-dependences.o)
2254 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2255 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2256 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2257 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2258 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2259 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2260 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2261 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2262 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2263 updated and fixed as per above changes and per
2264 check_makefile_deps.sh output.
2267 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2268 * configure: Regenerate.
2270 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2272 * doc/install.texi: Update minimum MPC version to 0.7.
2274 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2276 * doc/install.texi (Binaries): Remove reference to the binary
2277 distribution CD-ROM from the FSF.
2279 2009-09-26 Michael Matz <matz@suse.de>
2283 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2284 that are mentioned in the body.
2286 2009-09-26 Michael Matz <matz@suse.de>
2288 PR tree-optimization/41454
2289 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2290 (tree_ssa_dominator_optimize): Don't allocate and free it.
2291 (dom_opt_leave_block): Don't iterate over it.
2292 (eliminate_redundant_computations): Don't return a value.
2293 (cprop_operand, cprop_into_stmt): Ditto.
2294 (optimize_stmt): Don't defer updating stmts.
2296 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2298 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2299 generic_parameter_die, template_parameter_pack_die,
2300 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2301 renaming DW_TAG_formal_parameter_pack and
2302 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2303 and DW_TAG_GNU_template_parameter_pack.
2305 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2307 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2308 * config/v850/v850.c (v850_function_value): New function.
2309 (TARGET_FUNCTION_VALUE): Define.
2311 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2313 * tree-vect-stmts.c (vectorizable_call): Call
2314 mark_symbols_for_renaming after vect_finish_stmt_generation.
2316 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2317 to loc_descriptor_from_tree.
2318 (add_location_or_const_value_attribute): Pass 0 instead of 2
2319 for decl_by_reference_p decls.
2321 2009-09-25 Richard Guenther <rguenther@suse.de>
2324 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2327 2009-09-25 Ben Elliston <bje@au.ibm.com>
2329 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2332 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2334 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2335 form of instruction.
2337 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2340 * fold-const.c (const_binop): Handle complex int division.
2341 * tree-complex.c (expand_complex_div_straight,
2342 expand_complex_div_wide): Update comments.
2344 2009-09-24 DJ Delorie <dj@redhat.com>
2347 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2348 (reg_class): Likewise.
2349 (REG_CLASS_NAMES): Likewise.
2350 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2351 (m32c_override_options): Disable -fivopts for M32C.
2353 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2355 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2356 Delete VSX load/store with update support.
2357 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2358 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2362 (VStype_load_update): Ditto.
2363 (VStype_store_update): Ditto.
2364 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2365 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2367 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2368 load/store with update builtins.
2370 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2372 * libgcc2.c (L_trampoline): Prototype for getpagesize
2373 and mprotect in WINNT case.
2375 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2377 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2378 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2379 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2380 'outgoing' argument.
2381 (TARGET_FUNCTION_VALUE): Define.
2383 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2385 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2387 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2390 * common.opt: Initialize dwarf_strict to -1.
2391 * toplev.c (process_options): Catch unset dwarf_strict
2392 and set to 0 for all targets not overriding.
2393 * config/darwin.c (darwin_override_options): Catch unset
2394 dwarf_strict and override to 1.
2396 2009-09-24 Jeff Law <law@redhat.com>
2398 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2400 2009-09-24 Richard Guenther <rguenther@suse.de>
2402 PR tree-optimization/36143
2403 PR tree-optimization/38747
2404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2405 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2407 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2410 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2411 return false instead of gcc_unreachable (). For CONST return the
2412 value returned by recursive call instead of always returning true.
2413 (tree_add_const_value_attribute): Return the value returned by
2414 add_const_value_attribute instead of always returning true if rtl
2417 2009-09-23 Justin Seyster <jrseys@gmail.com>
2419 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2421 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2423 * cgraphunit.c (cgraph_lower_function): Revert last change.
2424 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2425 instead of DECL_NO_STATIC_CHAIN.
2426 * tree-cfg.c (verify_gimple_call): Likewise.
2427 * tree-nested.c (get_chain_decl, get_chain_field,
2428 convert_tramp_reference_op, convert_gimple_call): Likewise.
2429 (convert_all_function_calls): Likewise. Always set or clear
2430 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2431 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2432 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2434 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2435 DECL_NO_STATIC_CHAIN.
2436 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2437 instead of DECL_NO_STATIC_CHAIN.
2438 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2439 decl_function_context.
2440 * varasm.c (initializer_constant_valid_p): Likewise.
2441 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2442 (DECL_STATIC_CHAIN): ... this.
2443 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2444 instead of DECL_NO_STATIC_CHAIN.
2446 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2447 Rafael Avila de Espindola <espindola@google.com>
2449 * gengtype.c (nb_plugin_files): Make it unsigned to match
2450 num_gt_files. Adjust other variables to avoid warnings.
2451 (main): Allocate an all zero lang_bitmap before each plugin file name
2452 to match regular file names.
2454 2009-09-23 Richard Henderson <rth@redhat.com>
2456 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2457 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2458 static chain passed in memory.
2459 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2460 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2461 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2462 STATIC_CHAIN_REGNUM defined.
2464 * config/picochip/picochip-protos.h: s/class/klass/.
2465 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2466 (picochip_static_chain): New.
2467 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2468 (STATIC_CHAIN_INCOMING): Remove.
2470 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2471 (xtensa_static_chain): New.
2472 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2473 (STATIC_CHAIN_INCOMING): Remove.
2475 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2477 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2478 * config/pa/pa-protos.h (function_value): Remove.
2479 * config/pa/pa.c (pa_function_value): Rename from function_value.
2480 Make static, add 'outgoing' argument.
2481 (TARGET_FUNCTION_VALUE): Define.
2483 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2485 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2486 instead of cfun->machine->is_leaf.
2487 * config/avr/avr.h (machine_function): Remove is_leaf field.
2489 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2492 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2493 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2494 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2495 the same size, prefer DW_OP_stack_value.
2496 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2497 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2499 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2502 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2504 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2507 * cfgexpand.c (convert_debug_memory_address): New.
2508 (expand_debug_expr): Convert base address and offset to the same
2509 mode. Use it to convert addresses to other modes. Accept
2512 2009-09-23 Richard Guenther <rguenther@suse.de>
2514 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2515 produced for bigendian targets with promoted subregs.
2517 2009-09-23 Richard Guenther <rguenther@suse.de>
2519 * value-prof.c (gimple_ic): Purge old EH edges only after building
2522 2009-09-23 Nick Clifton <nickc@redhat.com>
2524 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2526 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2529 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2532 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2533 on non-nested functions.
2535 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2536 Jan Hubicka <jh@suse.cz>
2538 * dwarf2out.c (loc_list_plus_const): Only define if
2539 DWARF2_DEBUGGING_INFO.
2540 (address_of_int_loc_descriptor): Likewise.
2543 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2545 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2548 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2549 constant is more than zero.
2551 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2554 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2555 call final to emit non-scheduled prologue, instead insert at entry.
2557 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2558 Joseph S. Myers <joseph@codesourcery.com>
2560 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2562 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2563 Rafael Avila de Espindola <espindola@google.com>
2565 * gengtype.c (is_file_equal): New function.
2566 (close_output_files): Use is_file_equal. Free of->buf.
2568 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2569 Rafael Avila de Espindola <espindola@google.com>
2571 * gengtype.c (write_types, write_local): Add the output_header
2572 argument. Update all callers.
2574 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2576 * dwarf2out.c (template_parameter_pack_die,
2577 gen_formal_parameter_pack_die ): New functions.
2578 (make_ith_pack_parameter_name): Remove this function.
2579 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2580 DW_TAG_formal_parameter_pack.
2581 (gen_generic_params_dies): Represent each template parameter pack
2582 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2583 represented by usual DW_TAG_template_*_parameter DIEs that are
2584 children of the DW_TAG_template_parameter_pack element DIE.
2585 (generic_parameter_die): This doesn't deal with parameter pack
2586 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2587 of parameter pack DIEs.
2588 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2589 in certain cases, e.g. for pack elements.
2590 (gen_formal_types_die, gen_decl_die): Adjust usage of
2591 gen_formal_parameter_die.
2592 (gen_subprogram_die): Represent each function parameter pack by a
2593 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2594 represented by usual DW_TAG_formal_parameter DIEs that are children
2595 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2596 ____builtin_va_alist decls as no part of the compiler uses those
2598 * langhooks.h (struct lang_hooks_for_decls): Add
2599 function_parm_expanded_from_pack_p, get_generic_function_decl
2600 and function_parameter_pack_p hooks. Fix comment for
2601 get_innermost_generic_parms hook.
2602 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2603 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2604 macros and use them to initialize lang_hook.
2606 2009-09-22 Richard Henderson <rth@redhat.com>
2608 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2609 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2610 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2611 on TRAMPOLINE_TEMPLATE.
2612 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2613 TRAMPOLINE_ADJUST_ADDRESS.
2614 * targhooks.c (default_asm_trampoline_template): Remove.
2615 (default_trampoline_adjust_address): Remove.
2616 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2617 * targhooks.h: Update decls.
2619 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2621 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2622 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2623 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2625 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2628 * reload1.c (reload): Reset debug insns with pseudos without
2631 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2633 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2634 unconditional true for decimal float modes.
2635 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2636 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2638 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2640 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2641 Enable a new case for __FreeBSD__ >= 7.
2642 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2643 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2644 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2645 and USE_LD_AS_NEEDED.
2647 * doc/install.texi (*-*-freebsd*): Update target information.
2649 2009-09-22 Richard Guenther <rguenther@suse.de>
2652 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2653 arrays really properly.
2655 2009-09-22 Richard Henderson <rth@redhat.com>
2658 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2659 calls.static_chain, calls.trampoline_init,
2660 calls.trampoline_adjust_address.
2661 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2662 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2663 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2664 * builtins.c (expand_builtin_setjmp_receiver): Use
2665 targetm.calls.static_chain; only clobber registers.
2666 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2667 set up memory attributes properly for the trampoline block.
2668 (expand_builtin_adjust_trampoline): Use
2669 targetm.calls.trampoline_adjust_address.
2670 * calls.c (prepare_call_address): Add fndecl argument. Use
2671 targetm.calls.static_chain.
2672 * df-scan.c (df_need_static_chain_reg): Remove.
2673 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2674 consolodate static chain handling.
2675 * doc/tm.texi: Document new hooks.
2676 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2677 (init_emit_regs): Don't initialize them.
2678 * expr.h (prepare_call_address): Update decl.
2679 * final.c (profile_function): Use targetm.calls.static_chain.
2680 * function.c (expand_function_start): Likewise.
2681 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2682 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2683 only clobber registers.
2684 * targhooks.c (default_static_chain): New.
2685 (default_asm_trampoline_template, default_trampoline_init): New.
2686 (default_trampoline_adjust_address): New.
2687 * targhooks.h: Declare them.
2688 * varasm.c (assemble_trampoline_template): Use
2689 targetm.asm_out.trampoline_template. Make the memory block const
2692 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2693 alpha_initialize_trampoline. Make static. Merge VMS parameter
2694 differences into the TARGET_ABI_OPEN_VMS code block.
2695 (TARGET_TRAMPOLINE_INIT): New.
2696 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2697 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2698 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2699 (INITIALIZE_TRAMPOLINE): Remove.
2701 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2702 (TRAMPOLINE_TEMPLATE): Merge with ...
2703 (INITIALIZE_TRAMPOLINE): ... this and move ...
2704 * config/arc/arc.c (arc_trampoline_init): ... here.
2705 (TARGET_TRAMPOLINE_INIT): New.
2707 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2708 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2709 (arm_asm_trampoline_template): New.
2710 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2711 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2712 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2713 code to arm_asm_trampoline_template.
2714 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2715 arm_trampoline_adjust_address.
2716 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2717 adjust for target hook parameters.
2719 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2722 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2723 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2724 (bfin_trampoline_init): Rename from initialize_trampoline;
2725 make static; update for target hook parameters.
2726 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2727 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2728 bfin_asm_trampoline_template.
2729 (INITIALIZE_TRAMPOLINE): Remove.
2731 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2732 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2733 cris_trampoline_init): New.
2734 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2735 cris_asm_trampoline_template.
2736 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2737 adjust for target hook parameters.
2739 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2741 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2742 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2743 fr30_trampoline_init): New.
2744 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2745 fr30_asm_trampoline_template.
2746 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2747 adjust for target hook parameters.
2749 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2750 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2751 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2752 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2753 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2755 * config/h8300/h8300.c (h8300_trampoline_init): New.
2756 (TARGET_TRAMPOLINE_INIT): New.
2757 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2758 to h8300_trampoline_init and adjust for hook parameters.
2760 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2761 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2762 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2763 make static; adjust for hook parameters.
2764 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2766 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2767 (TARGET_TRAMPOLINE_INIT): New.
2768 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2769 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2770 iq2000_asm_trampoline_template.
2771 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2772 (TRAMPOLINE_CODE_SIZE): New.
2773 (TRAMPOLINE_SIZE): Use it.
2774 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2776 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2777 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2778 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2779 adjust for hook parameters.
2780 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2782 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2783 (m32r_trampoline_init): New.
2784 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2785 m32r_trampoline_init.
2787 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2788 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2789 make static; update for hook parameters.
2790 * config/m68hc11/m68hc11-protos.h: Update.
2791 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2793 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2794 (TARGET_TRAMPOLINE_INIT): New.
2795 (mcore_function_value): Fix typo.
2796 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2797 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2798 to mcore_asm_trampoline_template.
2799 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2801 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2802 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2803 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2804 update for hook parameters.
2805 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2807 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2808 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2809 mips_trampoline_init): New.
2810 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2811 mips_asm_trampoline_template.
2812 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2813 update for hook parameters.
2815 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2816 (TARGET_TRAMPOLINE_INIT): New.
2817 (mmix_trampoline_size): Remove.
2818 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2819 make static. Remove out-of-date tetra vs octa comment.
2820 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2821 make static; update for hook parameters.
2822 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2823 (INITIALIZE_TRAMPOLINE): Remove.
2824 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2825 (TRAMPOLINE_ALIGNMENT): New.
2826 * gcc/config/mmix/mmix-protos.h: Update.
2828 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2829 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2830 mn10300_trampoline_init): New.
2831 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2832 mn10300_asm_trampoline_template.
2833 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2835 * config/moxie/moxie.c (moxie_static_chain,
2836 moxie_asm_trampoline_template, moxie_trampoline_init,
2837 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2838 TARGET_TRAMPOLINE_INIT): New.
2839 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2840 moxie_trampoline_init.
2841 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2842 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2844 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2845 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2846 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2847 pa_trampoline_adjust_address): New.
2848 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2849 pa_asm_trampoline_template.
2850 (TRAMPOLINE_ALIGNMENT): New.
2851 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2852 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2853 adjust for hook parameters.
2854 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2856 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2857 (TARGET_TRAMPOLINE_INIT): New.
2858 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2859 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2861 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2863 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2864 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2865 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2866 make static; adjust parameters for the hook.
2867 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2869 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2870 s390_trampoline_template; make static.
2871 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2872 make static; adjust for target hook.
2873 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2874 * config/s390/s390-protos.h: Remove trampoline decls.
2875 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2876 (TRAMPOLINE_TEMPLATE): Remove.
2877 (TRAMPOLINE_ALIGNMENT): New.
2879 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2880 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2881 (TARGET_TRAMPOLINE_INIT): New.
2882 (score_asm_trampoline_template): New.
2883 (score_trampoline_init): Rename from score_initialize_trampoline;
2884 make static; adjust for hook parameters.
2885 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2886 score[37]_asm_trampoline_template.
2887 (INITIALIZE_TRAMPOLINE): Remove.
2888 * config/score/score3.c (score3_asm_trampoline_template): New.
2889 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2890 adjust for target hook.
2891 * config/score/score7.c (score7_asm_trampoline_template): New.
2892 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2893 adjust for target hook.
2894 * config/score/score3.h, config/score/score7.h: Update.
2896 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2897 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2898 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2899 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2900 make static; adjust for target hook parameters.
2901 (sh_trampoline_adjust_address): New.
2902 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2903 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2905 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2906 (sparc32_initialize_trampoline): Rename from
2907 sparc_initialize_trampoline; make static; replace tramp parameter
2908 with m_tramp and update memory accesses.
2909 (sparc64_initialize_trampoline): Similarly.
2910 (sparc_trampoline_init): New.
2911 * config/sparc/sparc-protos.h: Remove trampoline decls.
2912 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2913 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2915 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2916 (array_to_constant): Make ARR parameter const.
2917 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2918 make static; update for hook parameters.
2919 * config/spu/spu-protos.h: Update decls.
2920 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2922 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2923 from xstormy16_initialize_trampoline; make static; update for
2925 (TARGET_TRAMPOLINE_INIT): New.
2926 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2928 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2929 (TARGET_TRAMPOLINE_INIT): New.
2930 (v850_can_eliminate): Make static.
2931 (v850_asm_trampoline_template, v850_trampoline_init): New.
2932 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2933 v850_asm_trampoline_template.
2934 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2935 and adjust for target hook parameters.
2937 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2938 (TARGET_TRAMPOLINE_INIT): New.
2939 (vax_asm_trampoline_template, vax_trampoline_init): New.
2940 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2941 vax_asm_trampoline_template.
2942 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2944 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2945 (TARGET_TRAMPOLINE_INIT): New.
2946 (xtensa_asm_trampoline_template): Rename from
2947 xtensa_trampoline_template; make static.
2948 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2949 make static; update for hook parameters.
2950 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2951 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2952 (INITIALIZE_TRAMPOLINE): Remove.
2954 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2955 error for nested functions with regparm=3.
2956 (ix86_compute_frame_layout): Adjust frame pointer offset for
2957 ix86_static_chain_on_stack.
2958 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2959 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2960 don't reset to UNITS_PER_WORD.
2961 (ix86_emit_leave): Adjust ix86_cfa_state.
2962 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2963 (ix86_static_chain): New.
2964 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2965 make static; update for target hook parameters; use ix86_static_chain.
2966 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2967 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2968 (INITIALIZE_TRAMPOLINE): Remove.
2969 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2970 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2971 to the end. Add static_chain_on_stack.
2972 (ix86_static_chain_on_stack): New.
2974 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2975 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2976 (m68k_trampoline_init): New.
2977 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2978 m68k_trampoline_init and adjust for hook parameters.
2979 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2980 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2982 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2984 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2985 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2987 * reload1.c (reload): Call wrap_constant when substituting
2988 reg for equiv inside of DEBUG_INSNs.
2991 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2992 add_call_src_coords_attributes, add_high_low_attributes,
2993 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2994 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2995 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2996 when -gdwarf-2 -gstrict-dwarf.
2997 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2998 -gdwarf-[23] -gstrict-dwarf.
2999 (address_of_int_loc_descriptor, loc_descriptor,
3000 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3001 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3002 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3004 2009-09-22 Richard Guenther <rguenther@suse.de>
3006 PR tree-optimization/41428
3007 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3008 (ccp_finalize): Pass it to substitute_and_fold.
3010 2009-09-22 Richard Guenther <rguenther@suse.de>
3012 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3013 (substitute_and_fold): Adjust prototype.
3014 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3015 (simplify_stmt_using_ranges): Likewise.
3016 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3017 (vrp_fold_stmt): New function.
3018 (vrp_finalize): Pass it to substitute_and_fold.
3019 * tree-flow.h (vrp_evaluate_conditional): Remove.
3020 (simplify_stmt_using_ranges): Likewise.
3021 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3022 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3023 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3025 (fold_predicate_in): Move to tree-vrp.c.
3026 (substitute_and_fold): Use the callback instead of calling into
3027 tree-vrp.c functions directly.
3029 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3031 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3032 comparison warning on rs6000.
3035 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3036 GIMPLE_EH_MUST_NOT_THROW cleanup.
3037 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3039 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3042 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3043 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3044 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3045 libSystem which is derived from the gcc 4.2.1 unwinder.
3047 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3050 * varasm.c (default_encode_section_info): Copy TLS model into
3051 sym_ref flags regardless of backend support for TLS, for all
3052 model types except TLS_MODEL_EMULATED.
3054 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3057 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3058 we can handle it correctly.
3060 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3062 * doc/install.texi (os2): Remove section.
3064 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3066 * doc/standards.texi (Objective-C): Adjust two URLs.
3068 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3070 * tree-tailcall.c (process_assignment): Don't check if a
3071 multiplication or an addition are already present.
3072 (find_tail_calls): Combine multiple additions and multiplications.
3073 (adjust_accumulator_values): Emit accumulators.
3075 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3077 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3078 xmm register restore.
3080 2009-09-21 Jan Hubicka <jh@suse.cz>
3082 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3083 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3086 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3088 * stor-layout.c (layout_type): Remove obsolete code.
3090 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3093 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3095 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3098 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3099 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3100 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3101 * fold-const.c (const_binop): Likewise.
3102 * real.h (do_mpc_arg2): Update prototype.
3104 2009-09-20 Jan Hubicka <jh@suse.cz>
3106 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3107 (add_location_or_const_value_attribute): Rewrite using
3109 (tree_add_const_value_attribute): Return true if successful.
3110 (tree_add_const_value_attribute_for_decl): Likewise.
3112 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3113 (loc_descriptor): ... here;
3114 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3115 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3116 pool items that was not marked for output.
3117 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3118 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3119 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3120 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3121 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3122 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3123 DW_OP_stack_value to get address of items that are not available
3125 (dw_loc_list): Handle single element lists correctly.
3127 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3128 Pascal Obry <obry@adacore.com>
3130 * unwind-dw2-fde.c (classify_object_over_fdes):
3131 Cast the constant 1 to _Unwind_Ptr.
3132 (add_fdes): Likewise.
3133 (linear_search_fdes): Likewise.
3135 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3137 * stor-layout.c (set_sizetype): Avoid useless type copy.
3139 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3141 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3143 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3144 * configure, config.in: Regenerate.
3145 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3147 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3148 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3149 for global data if the output could be used in a shared library.
3150 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3151 to 0 if TARGET_WRITABLE_EH_FRAME.
3153 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3155 PR rtl-optimization/39886
3156 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3157 just when insn is equal to BB_END (bb).
3159 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3161 * config/mips/mips.opt (mrelax-pic-calls): New option.
3162 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3164 (mips_unspec_call): Change "unspec_call" expander into this.
3165 (mips_strip_unspec_call): New function.
3166 (mips_got_load): Call mips_unspec_call instead of
3167 gen_unspec_call<mode>.
3168 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3170 (mips_cfg_in_reorg): New function.
3171 (mips16_lay_out_constants): Use it to decide whether to call
3172 CFG-aware insn splitting.
3173 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3174 mips_reorg. Move DF set-up code from here ...
3175 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3177 (mips_reorg): Call mips_df_reorg instead of
3178 r10k_insert_cache_barriers. Move CFG set-up code here from
3179 r10k_insert_cache_barriers.
3180 (mips_call_expr_from_insn): New function.
3181 (mips_pic_call_symbol_from_set): Likewise.
3182 (mips_find_pic_call_symbol): Likewise.
3183 (mips_annotate_pic_call_expr): Likewise.
3184 (mips_get_pic_call_symbol): Likewise.
3185 (mips_annotate_pic_calls): Likewise.
3186 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3188 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3189 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3190 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3192 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3193 (unspec_call<mode>): Remove it.
3194 (sibcall_internal, sibcall_value_internal,
3195 sibcall_value_multiple_internal, call_internal, call_split,
3196 call_value_internal, call_value_split,
3197 call_value_multiple_internal, call_value_multiple_split): Pass
3198 SIZE_OPNO to MIPS_CALL.
3199 (call_internal_direct, call_direct_split,
3200 call_value_internal_direct, call_value_direct_split): Pass -1 as
3201 SIZE_OPNO to MIPS_CALL.
3202 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3203 * configure: Regenerate.
3204 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3205 and -mno-relax-pic-calls.
3206 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3208 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3211 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3212 in the directory this rule is called from, rather than the
3213 toplevel 'gcc' directory, to fix in-tree build.
3215 2009-09-19 Chris Demetriou <cgd@google.com>
3217 PR preprocessor/28435:
3218 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3219 to cpplib that the preprocessor output is needed.
3221 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3223 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3224 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3225 *return_and_restore_fpregs_<mode>,
3226 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3229 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3230 instead of assuming it has always a REG inside of it.
3232 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3234 * config/freebsd.h: Update comment on types.
3235 (WINT_TYPE): Define.
3237 2009-09-18 Jason Merrill <jason@redhat.com>
3239 * c.opt: Add -fno-deduce-init-list.
3241 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3243 * value-prof.c (interesting_stringop_to_profile_p): Added output
3244 argument to indicate which parameter is the size parameter.
3245 * value-prof.c (gimple_stringop_fixed_value): Use
3246 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3247 * value-prof.c (gimple_stringops_transform): Update call sites to
3248 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3250 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3253 From David Binderman <dcb314@hotmail.com>:
3254 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3255 local variable f. Remove stale comments.
3256 (ix86_compute_frame_layout): Remove useless local variable total_size.
3257 Remove #if 0'd code.
3258 (legitimate_address_p): Remove useless local variables
3259 reason_rtx and reason.
3260 (ix86_split_copysign_const): Remove useless local variable op1.
3261 (scale_counter): Remove useless local variable piece_size_mask.
3263 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3265 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3268 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3271 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3273 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3275 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3278 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3280 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3281 DW_OP_implicit_value even without dwarf_version 4.
3283 2009-09-17 Jan Hubicka <jh@suse.cz>
3285 * dwarf2out.c: Include tree-pass.h and gimple.h.
3286 (loc_list_plus_const): New function.
3287 (loc_descriptor_from_tree_1): Rename to ...
3288 (loc_descriptor_from_tree): ... remove original.
3289 (loc_list_from_tree): New function.
3290 (add_AT_location_description): Accept location list.
3291 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3292 (concatn_mem_loc_descriptor): Remove.
3293 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3295 (secname_for_decl): Move up.
3296 (hidden_reference_p): New function; break out from ...
3297 (loc_by_refernece): ... here; move up.
3298 (dw_loc_list): New function.
3299 (single_element_loc_list): New function.
3300 (single_element_loc_list_p): New function.
3301 (add_loc_descr_to_each): New function.
3302 (add_loc_list): New function.
3303 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3304 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3305 add diagnostics why expansion failed.
3306 (add_location_or_const_value_attribute): Support location lists.
3307 (add_bound_info): Likewise.
3308 (descr_info_loc): Update call of loc_descriptor_from_tree.
3309 (gen_variable_die): Work on location lists.
3310 * final.c (pass_final): Add dump file.
3311 * Makefile.in (dwarf2out.o): Add new dependencies.
3313 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3316 * real.c decimal_from_integer, decimal_integer_string): New.
3317 (real_from_integer): Use them as special case for decimal float.
3318 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3319 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3320 Do not append zero after the decimal point in string to convert.
3322 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3324 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3325 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3327 2009-09-17 Martin Jambor <mjambor@suse.cz>
3329 * common.opt (fipa-sra): New switch.
3330 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3331 * timevar.def (TV_IPA_SRA): New timevar.
3332 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3333 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3334 * tree-sra.c: Include cgraph.c.
3335 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3336 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3337 and grp_not_necessarilly_dereferenced.
3338 (func_param_count): New variable.
3339 (encountered_apply_args): New variable.
3340 (bb_dereferences): New variable.
3341 (final_bbs): New variable.
3342 (no_accesses_representant): New variable.
3343 (no_accesses_p): New function.
3344 (dump_access): Dump the new fields.
3345 (sra_initialize): Set encountered_apply_args to false.
3346 (get_ssa_base_param): New function.
3347 (mark_parm_dereference): New function.
3348 (create_access): Caring for INIDRECT_REFs and different handling of
3349 varialble length accesses in early IPA SRA. Store the stmt - a new
3350 parameter - to the new access.
3351 (build_access_from_expr_1): New parameter stmt, passed to
3352 create_access. Handle INDIRECT_REFs.
3353 (build_access_from_expr): Pass the current statement to
3354 build_access_from_expr_1.
3355 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3357 (build_accesses_from_assign): Pass the current statement to
3358 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3359 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3360 final_bbs when necessary. Check for calls to __builtin_apply_args.
3361 Fixup EH info if anythng was changed.
3362 (is_unused_scalar_param): New function.
3363 (ptr_parm_has_direct_uses): New function.
3364 (find_param_candidates): New function.
3365 (mark_maybe_modified): New function.
3366 (analyze_modified_params): New function.
3367 (propagate_dereference_distances): New function.
3368 (dump_dereferences_table): New function.
3369 (analyze_caller_dereference_legality): New function.
3370 (unmodified_by_ref_scalar_representative): New function.
3371 (splice_param_accesses): New function.
3372 (decide_one_param_reduction): New function.
3373 (enum ipa_splicing_result): New type.
3374 (splice_all_param_accesses): New function.
3375 (get_param_index): New function.
3376 (turn_representatives_into_adjustments): New function.
3377 (analyze_all_param_acesses): New function.
3378 (get_replaced_param_substitute): New function.
3379 (get_adjustment_for_base): New function.
3380 (replace_removed_params_ssa_names): New function.
3381 (sra_ipa_reset_debug_stmts): New function.
3382 (sra_ipa_modify_expr): New function.
3383 (sra_ipa_modify_assign): New function.
3384 (convert_callers): New function.
3385 (modify_function): New function.
3386 (ipa_sra_preliminary_function_checks): New function.
3387 (ipa_early_sra): New function.
3388 (ipa_early_sra_gate): New function.
3389 (pass_early_ipa_sra): New variable.
3390 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3392 2009-09-17 Michael Matz <matz@suse.de>
3395 * tree.c (build_type_attribute_qual_variant): Export.
3396 * tree.h (build_type_attribute_qual_variant): Declare.
3397 * tree-inline.c (remap_type_1): Use it to build variants with
3398 the original qualifiers and attributes.
3400 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3402 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3403 without a fallthrough edge.
3405 2009-09-16 DJ Delorie <dj@redhat.com>
3407 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3408 chip and ignore the "fast_interrupt" attribute if so.
3410 2009-09-16 Richard Henderson <rth@redhat.com>
3413 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3416 2009-09-16 Richard Henderson <rth@redhat.com>
3419 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3420 is set only if DECL_NO_STATIC_CHAIN is unset.
3421 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3422 (FOR_EACH_NEST_INFO): New.
3423 (walk_all_functions): Use it.
3424 (finalize_nesting_tree): Likewise.
3425 (unnest_nesting_tree): Likewise.
3426 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3427 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3428 (convert_gimple_call): Early out if gimple_call_chain already set.
3429 (convert_all_function_calls): Iterate until no new functions
3430 require a static chain.
3431 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3432 when building a trampoline. Use dump_function_to_file instead
3434 (lower_nested_functions): Open dump_file. Validate that decls
3435 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3436 bit reset by this pass.
3438 2009-09-16 Michael Matz <matz@suse.de>
3441 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3442 shorten decl_common_unused.
3443 (DECL_RESTRICTED_P): New accessor.
3444 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3445 to disambiguate marked decls and restrict pointers.
3447 2009-09-16 Richard Henderson <rth@redhat.com>
3450 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3452 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3454 * integrate.c (set_block_abstract_flags): Call
3455 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3457 2009-09-16 Richard Guenther <rguenther@suse.de>
3460 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3463 2009-09-16 DJ Delorie <dj@redhat.com>
3464 Kaz Kojima <kkojima@gcc.gnu.org>
3466 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3467 (sh_expand_prologue): Update calls to output_stack_adjust.
3468 (sh_expand_epilogue): Likewise.
3470 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3473 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3474 trying to limit the extent of searches in the insn stream.
3476 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3477 Jakub Jelinek <jakub@redhat.com>
3481 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3483 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3484 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3485 (rs6000_savres_strategy): Always save FP registers inline if the
3486 target doesn't support hardware double-precision. Set the above
3487 bits in return value when needed.
3488 (rs6000_savres_routine_sym): Fix computation for cache selector.
3489 Mark the generated symbol as a function. Rename exitp argument to
3490 lr. Move code for determining the name of the symbol...
3491 (rs6000_savres_routine_name): ...here. New function. Add cases for
3492 getting the names right on AIX and 64-bit Linux.
3493 (savres_routine_name): New variable.
3494 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3495 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3496 on what the target routine uses as a base register. If savep && lr
3497 describe saving of r0 into memory slot.
3498 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3499 line calls for AIX ABI.
3500 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3501 determine FP save/restore functions.
3502 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3503 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3505 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3506 Duplicate restoration of LR and execute the appropriate one
3507 depending on whether GPRs are being restored inline. Set r11 from
3508 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3509 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3510 Fix out of line calls for AIX ABI.
3511 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3513 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3515 (*restore_gpregs_spe): Likewise.
3516 (*return_and_restore_gpregs_spe): Likewise.
3517 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3518 Define to empty string unconditionally.
3519 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3520 Define to empty string unconditionally.
3521 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3524 2009-09-15 Jan Hubicka <jh@suse.cz>
3526 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3527 * params.def (inline-insns-auto): Likewise.
3529 2009-09-15 Martin Jambor <mjambor@suse.cz>
3531 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3532 individual statements only at TDF_DETAILS dump level. Format
3533 source for 80 characters per line.
3535 2009-09-15 Christian Bruel <christian.bruel@st.com>
3537 * regrename.c (do_replace): Update REG_DEAD notes.
3539 2009-09-15 Revital Eres <eres@il.ibm.com>
3541 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3542 * targhooks.c (default_builtin_support_vector_misalignment):
3543 New builtin function.
3544 * targhooks.h (default_builtin_support_vector_misalignment):
3546 * target.h (builtin_support_vector_misalignment):
3547 New field in struct gcc_target.
3548 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3549 new builtin function.
3550 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3552 * config/rs6000/rs6000.c
3553 (rs6000_builtin_support_vector_misalignment): New function.
3554 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3556 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3558 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3560 (bfin_optimize_loop): Likewise.
3561 (bfin_gen_bundles): Likewise.
3562 (workaround_speculation): Likewise.
3563 (find_load): Return NULL_RTX for debug_insn.
3565 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3567 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3570 2009-09-14 DJ Delorie <dj@redhat.com>
3572 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3573 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3576 2009-09-14 Richard Henderson <rth@redhat.com>
3577 Jakub Jelinek <jakub@redhat.com>
3579 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3580 * cfgbuild.c (make_edges): Handle asm goto.
3581 * cfglayout.c (fixup_reorder_chain): Likewise.
3582 * cfgrtl.c (patch_jump_insn): Likewise.
3583 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3584 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3585 (gimple_build_asm_vec): Add and use labels parameter.
3586 (gimple_build_asm): Remove.
3587 (walk_gimple_asm): Walk labels too.
3588 * gimple.def (GIMPLE_ASM): Update docs.
3589 * gimple.h: Update decls.
3590 (struct gimple_statement_asm): Change nc to use unsigned char;
3592 (gimple_asm_nlabels): New.
3593 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3594 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3595 into gimple_build_asm_vec.
3596 * jump.c (mark_jump_label_asm): New.
3597 (mark_jump_label): Use it.
3598 (redirect_jump_1): Handle asm goto.
3599 (invert_jump_1): Soft fail if X is null.
3600 * recog.c (extract_asm_operands): New.
3601 (asm_noperands): Use it; handle asm labels.
3602 (decode_asm_operands): Use extract_asm_operands.
3603 (asm_operand_ok): Properly handle empty string.
3604 * reg-stack.c (get_asm_operands_in_out): Rename from
3605 get_asm_operand_n_inputs; use extract_asm_operands; return both
3606 inputs and outputs by reference; update all callers.
3607 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3608 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3609 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3610 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3611 (extract_asm_operands): Declare.
3612 * stmt.c (expand_asm_operands): Add and use labels parameter.
3613 (check_unique_operand_names): Likewise.
3614 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3615 (expand_asm_stmt): Handle asm labels.
3616 * tree-cfg.c (make_gimple_asm_edges): New.
3617 (make_edges): Use it.
3618 (cleanup_dead_labels): Handle asm labels.
3619 (is_ctrl_altering_stmt): Likewise.
3620 (gimple_redirect_edge_and_branch): Likewise.
3621 * tree.def (ASM_EXPR): Add 5th operand.
3622 * tree.h (ASM_LABELS): New.
3623 (resolve_asm_operand_names): Update decl.
3625 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3626 (c_parser_asm_goto_operands): New.
3627 * c-tree.h (build_asm_expr): Update decl.
3628 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3629 * doc/extend.texi: Document asm goto.
3631 2009-09-14 Richard Henderson <rth@redhat.com>
3633 * except.h: Update declarations.
3634 (struct pointer_map_t): Forward declare.
3635 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3636 (struct eh_landing_pad_d, eh_landing_pad): New.
3637 (struct eh_catch_d, eh_catch): New.
3638 (struct eh_region_d): Remove next_region_sharing_label, aka,
3639 label, tree_label, landing_pad, post_landing_pad, resume,
3640 may_contain_throw. Rename region_number to index. Remove
3641 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3642 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3643 (VEC(eh_landing_pad,gc)): New.
3644 (struct eh_status): Remove last_region_number. Add lp_array,
3645 throw_stmt_table, ttype_data, ehspec_data.
3646 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3647 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3648 * except.c (lang_protect_cleanup_actions): Return tree.
3649 (struct ehl_map_entry): Remove.
3650 (init_eh_for_function): Push zero entries for region and lp_array.
3651 (gen_eh_region): Add to region_array immediately.
3652 (gen_eh_region_catch): Operate on eh_catch objects.
3653 (gen_eh_landing_pad): New.
3654 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3655 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3656 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3657 (get_eh_landing_pad_from_number_fn): New.
3658 (get_eh_landing_pad_from_number): New.
3659 (get_eh_region_from_lp_number_fn): New.
3660 (get_eh_region_from_lp_number): New.
3661 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3662 (get_exception_pointer, get_exception_filter): Remove.
3663 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3664 (current_function_has_exception_handlers): Simplify.
3665 (bring_to_root, eh_region_replaceable_by_p): Remove.
3666 (replace_region, hash_type_list, hash_eh_region): Remove.
3667 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3668 (label_to_region_map, num_eh_regions): Remove.
3669 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3670 (find_exception_handler_labels): Remove.
3671 (duplicate_eh_regions_0, find_prev_try): Remove.
3672 (struct duplicate_eh_regions_data): New.
3673 (duplicate_eh_regions_1): Rewrite.
3674 (duplicate_eh_regions): Return a pointer map instead of an
3676 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3677 (redirect_eh_edge_to_label): Remove.
3678 (eh_region_outermost): Rewrite using eh_region pointers
3679 instead of integers.
3680 (add_ttypes_entry): Update for ttype_data move to eh_status.
3681 (add_ehspec_entry): Rewrite with VEC instead of varray.
3682 (assign_filter_values): Likewise. Export.
3683 (build_post_landing_pads, connect_post_landing_pads): Remove.
3684 (dw2_build_landing_pads): Rewrite to use lp_array.
3685 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3686 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3687 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3688 (sjlj_mark_call_sites): Update for landing pad numbers.
3689 (finish_eh_generation): Rewrite.
3690 (gate_handle_eh): Do nothing for no eh tree.
3691 (pass_rtl_eh): Move up near finish_eh_generation.
3692 (remove_eh_landing_pad): New.
3693 (remove_eh_handler): Export.
3694 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3695 (for_each_eh_label): Rewrite to use lp_array.
3696 (make_reg_eh_region_note): New.
3697 (make_reg_eh_region_note_nothrow_nononlocal): New.
3698 (insn_could_throw_p): New.
3699 (copy_reg_eh_region_note_forward): New.
3700 (copy_reg_eh_region_note_backward): New.
3701 (check_handled, add_reachable_handler): Remove.
3702 (reachable_next_level, foreach_reachable_handler): Remove.
3703 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3704 (get_eh_region_and_lp_from_rtx): New.
3705 (get_eh_region_from_rtx): New.
3706 (can_throw_internal_1, can_throw_external_1): Remove.
3707 (can_throw_internal): Use get_eh_region_from_rtx.
3708 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3709 (insn_nothrow_p, can_nonlocal_goto): New.
3710 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3711 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3712 (add_action_record): Use VEC not varray.
3713 (collect_one_action_chain): Update for eh_region changes.
3714 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3715 Use get_eh_region_and_lp_from_rtx.
3716 (gate_convert_to_eh_region_ranges): New.
3717 (pass_convert_to_eh_region_ranges): Use it.
3718 (push_uleb128, push_sleb128): Use VEC not varray.
3719 (output_one_function_exception_table): Likewise.
3720 (dump_eh_tree): Update for eh_region changes.
3721 (verify_eh_tree): Likewise.
3722 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3723 * tree-eh.c: Include target.h.
3724 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3725 Don't disallow GIMPLE_RESX; adjust argument check.
3726 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3727 (record_stmt_eh_region): Update for landing pad numbers;
3728 generate a landing pad if necessary.
3729 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3730 (remove_stmt_from_eh_lp_fn): Similarly.
3731 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3732 Update for lp numbers; don't special case missing throw_stmt_table.
3733 (lookup_expr_eh_lp): Similarly.
3734 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3735 (eh_seq, eh_region_may_contain_throw): New.
3736 (struct leh_state): Add ehp_region.
3737 (struct leh_tf_state): Remove eh_label.
3738 (emit_post_landing_pad): New.
3739 (emit_resx, emit_eh_dispatch): New.
3740 (note_eh_region_may_contain_throw): New.
3741 (frob_into_branch_around): Take eh_region not eh label;
3742 emit eh code into eh_seq.
3743 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3744 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3745 lower_eh_must_not_throw. Emit code to eh_seq.
3746 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3747 (lower_try_finally_onedest): Likewise.
3748 (lower_try_finally_copy): Likewise.
3749 (lower_try_finally_switch): Likewise.
3750 (lower_try_finally): Initialize ehp_region.
3751 (lower_catch): Update for eh_catch objects.
3752 (lower_eh_filter): Don't handle must_not_throw.
3753 (lower_eh_must_not_throw): New.
3754 (lower_cleanup): Don't set eh_label.
3755 (lower_eh_constructs_2): Resolve eh builtins.
3756 Handle GIMPLE_EH_MUST_NOT_THROW.
3757 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3758 Add eh_seq to the end of the function body.
3759 (make_eh_dispatch_edges): New.
3760 (make_eh_edge): Remove.
3761 (make_eh_edges): Simplify for landing pads.
3762 (redirect_eh_edge_1): New.
3763 (redirect_eh_edge): Use it.
3764 (redirect_eh_dispatch_edge): New.
3765 (stmt_could_throw_p): Use a switch. Allow RESX.
3766 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3767 (stmt_can_throw_internal): Likewise.
3768 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3769 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3770 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3771 (gate_refactor_eh): New.
3772 (pass_refactor_eh): Use it.
3773 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3774 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3775 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3776 (remove_unreachable_handlers): Rename from
3777 tree_remove_unreachable_handlers; rewrite for landing pads;
3778 call remove_eh_handler directly.
3779 (remove_unreachable_handlers_no_lp): New.
3780 (unsplit_eh, unsplit_all_eh): New.
3781 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3782 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3783 (cleanup_empty_eh_unsplit): New.
3784 (cleanup_empty_eh): Rewrite.
3785 (cleanup_all_empty_eh): New.
3786 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3787 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3788 (gate_cleanup_eh): New.
3789 (pass_cleanup_eh): Use it.
3790 (verify_eh_edges): Move later in file. Expect one EH edge.
3791 (verify_eh_dispatch_edge): New.
3793 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3794 (gtype-desc.o): Add TARGET_H.
3795 (tree.o): Use EXCEPT_H, not except.h.
3796 (cfgbuild.o): Add EXPR_H.
3797 (GTFILES): Add vecprim.h.
3798 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3799 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3800 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3801 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3802 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3803 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3804 calls to can_throw_internal.
3805 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3806 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3807 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3808 (expand_gimple_stmt): Use make_reg_eh_region_note.
3809 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3810 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3811 or find_exception_handler_labels.
3812 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3813 there is exacly one EH edge. Use can_nonlocal_goto and
3815 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3816 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3817 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3818 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3819 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3820 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3821 * dse.c (scan_insn): Use insn_could_throw_p.
3822 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3823 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3824 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3825 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3826 EXC_PTR_EXPR or FILTER_EXPR.
3827 (tree_expr_nonzero_warnv_p): Likewise.
3828 * function.h: Include vecprim.h, not varray.h
3829 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3830 move ttype_data and ehspec_data members to struct eh_status; change
3831 action_record_data member to a VEC.
3832 * gcse.c (hash_scan_set): Use can_throw_internal.
3833 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3834 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3835 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3836 (block_may_fallthru): Don't handle RESX_EXPR.
3837 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3838 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3839 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3840 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3841 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3842 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3843 (gimple_size): Likewise.
3844 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3845 (gimple_build_resx): Use gimple_build_with_ops.
3846 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3847 (is_gimple_val): Likewise.
3848 (is_gimple_stmt): Remove RESX_EXPR.
3849 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3850 (GIMPLE_RESX): Reorder with other EH constructs.
3851 * gimple.h (struct gimple_statement_eh_mnt): New.
3852 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3853 (gimple_eh_filter_must_not_throw): Remove.
3854 (gimple_eh_filter_set_must_not_throw): Remove.
3855 (gimple_eh_must_not_throw_fndecl): New.
3856 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3857 (is_gimple_resx): New.
3858 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3859 Don't copy EH_FILTER_MUST_NOT_THROW.
3860 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3861 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3862 handle must_not_throw_labels specially.
3863 * ipa-pure-const.c (check_call): Update debug statement for LP.
3864 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3865 * ipa-utils.c (get_base_var): Likewise.
3866 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3867 * lower-subreg.c (move_eh_region_note): Remove.
3868 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3869 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3870 (create_task_copyfn): Likewise.
3871 (maybe_catch_exception): Use gimple_build_eh_filter.
3872 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3873 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3874 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3875 and pass_lower_resx.
3876 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3877 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3878 can_throw_internal, can_nonlocal_goto.
3879 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3880 copy_reg_eh_region_note_forward.
3881 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3882 (emit_output_reload_insns): Likewise.
3883 (copy_eh_notes): Remove.
3884 * rtl.def (RESX): Remove.
3885 * rtl.h: Update declarations.
3886 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3887 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3888 (update_eh_label): Remove.
3889 (cleanup_dead_labels_eh): New.
3890 (cleanup_deal_labels): Use it instead of update_eh_label.
3891 (gimple_merge_blocks): Update landing pad data structure when
3892 removing a landing pad label.
3893 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3894 test; handle GIMPLE_EH_MUST_NOT_THROW.
3895 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3896 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3897 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3898 (verify_stmt): Likewise. Verify landing pads.
3899 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3900 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3901 (struct move_stmt_d): Add eh_map.
3902 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3903 (move_stmt_r): Remap eh region numbers in builtin calls,
3904 resx and eh_dispatch.
3905 (move_block_to_fn): Remove eh_offset parameter. Use
3906 maybe_duplicate_eh_stmt_fn.
3907 (find_outermost_region_in_block): Operate on eh_region pointers
3908 instead of region numbers.
3909 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3910 duplicate_eh_regions.
3911 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3912 test earlier. Disallow EH landing pads.
3913 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3914 * tree-flow.h: Update declarations.
3915 (struct tree_ann_common_d): Replace rn with lp_nr.
3916 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3917 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3918 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3919 resx and eh_dispatch.
3920 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3921 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3922 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3923 from duplicate_eh_regions.
3924 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3925 update RESX; handle EH_DISPATCH.
3926 (expand_call_inline): Set eh_lp_nr, not eh_region.
3927 (maybe_inline_call_in_expr): Likewise.
3928 * tree-inline.h (struct copy_body_data): Replace eh_region with
3929 eh_lp_nr, eh_region_offset with eh_map.
3930 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3931 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3932 * tree-pretty-print.c (dump_generic_node): Don't handle
3933 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3934 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3935 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3936 EXC_PTR_EXPR, FILTER_EXPR.
3937 * tree-ssa-operands.c (get_expr_operands): Likewise.
3938 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3940 (ao_ref_init_from_vn_reference): Likewise.
3941 * tree-ssa-sink.c (statement_sink_location): Likewise.
3942 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3943 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3944 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3945 EXC_PTR_EXPR, FILTER_EXPR.
3946 (is_exception_related): Remove.
3947 (compute_avail): Don't call it.
3948 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3949 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3950 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3951 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3953 (build_resx): Remove.
3954 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3955 * tree.h: Update declarations.
3956 (EH_FILTER_MUST_NOT_THROW): Remove.
3957 (struct tree_label_decl): Add eh_landing_pad_nr.
3958 (EH_LANDING_PAD_NR): New.
3959 * value-prof.c (gimple_ic): Tidy variable names. Update for
3960 landing pad numbers.
3961 (gimple_stringop_fixed_value): Tidy variable names. Assert
3962 that neither call stmt can throw.
3963 * vecprim.h (uchar): New.
3964 (VEC(uchar,heap), VEC(uchar,gc)): New.
3966 * c-common.c (c_define_builtins): Update call to
3967 build_common_builtin_nodes.
3968 * c-parser.c (c_parse_file): Don't call
3969 default_init_unwind_resume_libfunc.
3971 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3973 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3974 (mips_cprestore_address_p): Likewise.
3975 (mips_save_gp_to_cprestore_slot): Likewise.
3976 (mips_restore_gp): Rename to...
3977 (mips_restore_gp_from_cprestore_slot): ...this.
3978 (mips_must_initialize_gp_p): Declare.
3979 (mips_emit_save_slot_move): Likewise.
3980 (mips_output_load_label): Return nothing.
3981 (mips_eh_uses): Declare.
3982 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3983 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3984 (TARGET_ABSOLUTE_JUMPS): Likewise.
3985 (EH_USES): Likewise.
3986 (FIRST_PSEUDO_REGISTER): Update comment.
3987 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3988 (MIPS_CALL): ...here.
3989 (REGISTER_NAMES): Add $cprestore.
3990 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3991 Add load_label_length, has_inflexible_gp_insn_p,
3992 has_flexible_gp_insn_p, must_initialize_gp_p and
3993 must_restore_gp_when_clobbered_p.
3994 (mips_expand_call): Don't generate split instructions here.
3995 (mips_split_call): Update the call to mips_restore_gp after
3996 the above name change.
3997 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3998 (mips_find_gp_ref): New function.
3999 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4000 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4001 (mips_insn_has_flexible_gp_ref_p): Likewise.
4002 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4003 (mips_function_has_gp_insn): Delete.
4004 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4005 Use the new functions above. Only return INVALID_REGNUM
4006 for TARGET_ABSOLUTE_JUMPS.
4007 (mips_must_initialize_gp_p): New function.
4008 (mips_get_cprestore_base_and_offset): New function, extracted from...
4009 (mips_cprestore_slot): ...here. Take a bool parameter.
4010 (mips_cfun_has_cprestore_slot_p): New function.
4011 (mips_cprestore_address_p): Likewise.
4012 (mips_save_gp_to_cprestore_slot): Likewise.
4013 (mips_restore_gp): Rename to...
4014 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4015 epilogue_completed. Update the call to mips_cprestore_slot.
4016 Test cfun->machine->must_restore_gp_when_clobbered_p.
4017 (mips_direct_save_slot_move_p): New function.
4018 (mips_emit_save_slot_move): Likewise.
4019 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4020 of cfun->machine->global_pointer.
4021 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4022 (mips_save_reg): Use mips_emit_save_slot_move.
4023 (mips_expand_prologue): Set must_initialize_gp_p.
4024 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4025 for all cprestore saves. Emit a use_cprestore instruction after
4026 setting up the cprestore slot.
4027 (mips_restore_reg): Use mips_emit_save_slot_move.
4028 (mips_process_load_label): New function.
4029 (mips_load_label_length): Likewise.
4030 (mips_output_load_label): Don't return asm: output it here instead.
4031 Use mips_process_load_label.
4032 (mips_adjust_insn_length): Adjust the length of branch instructions
4033 that have length MAX_PIC_BRANCH_LENGTH.
4034 (mips_output_conditional_branch): Update the call to
4035 mips_output_load_label. Assume the branch target is OPERANDS[0]
4036 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4037 (mips_output_order_conditional_branch): Swap the meaning of
4038 OPERANDS[0] and OPERANDS[1].
4039 (mips_variable_issue): Don't count ghost instructions.
4040 (mips_expand_ghost_gp_insns): New function.
4041 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4042 (mips_output_mi_thunk): Set must_initialize_gp_p.
4043 (mips_eh_uses): New function.
4044 * config/mips/predicates.md (cprestore_save_slot_operand)
4045 (cprestore_load_slot_operand): New predicates.
4046 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4047 (UNSPEC_MOVE_GP): Likewise.
4048 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4049 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4050 (CPRESTORE_SLOT_REGNUM): New register.
4051 (MAX_PIC_BRANCH_LENGTH): New constant.
4052 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4053 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4054 branches. Fix commentary.
4055 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4056 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4057 Change type to "ghost".
4058 (loadgp_absolute_<mode>): Likewise.
4059 (loadgp_rtp_<mode>): Likewise.
4060 (copygp_mips16): Likewise.
4061 (loadgp_blockage): Remove redundant mode attribute.
4062 (potential_cprestore): New instruction.
4063 (cprestore): Turn into an unspec set.
4064 (use_cprestore): New instruction.
4065 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4066 (*branch_fp_inverted): Likewise.
4067 (*branch_order<mode>): Likewise.
4068 (*branch_order<mode>_inverted): Likewise.
4069 (*branch_equality<mode>): Likewise.
4070 (*branch_equality<mode>_inverted): Likewise.
4071 (*branch_bit<bbv><mode>): Likewise.
4072 (*branch_bit<bbv><mode>_inverted): Likewise.
4073 (*branch_equality<mode>_mips16): Remove redundant mode.
4074 (jump): Turn into a define_expand.
4075 (*jump_absolute): New instruction.
4076 (*jump_pic): Likewise.
4077 (*jump_mips16): Rename previously-unnamed pattern. Remove
4078 redundant mode attribute.
4079 (restore_gp): Split on epilogue_completed rather than
4080 reload_completed. Change type to "ghost".
4081 (move_gp<mode>): New instruction.
4082 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4083 Remove redundant mode attribute.
4084 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4085 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4086 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4088 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4091 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4092 are returned in the same register (vs34 or v2) that Altivec vector
4093 types are returned in.
4094 (rs6000_libcall_value): Ditto.
4097 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4098 instead of explicit addsi3/adddi3 calls.
4099 (rs6000_split_multireg_move): Ditto.
4100 (rs6000_emit_allocate_stack): Ditto.
4101 (rs6000_emit_prologue): Ditto.
4102 (rs6000_output_mi_thunk): Ditto.
4104 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4105 size is 64 bits if we can use 64-bit registers.
4107 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4109 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4112 From Jie Zhang <jie.zhang@analog.com>:
4113 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4114 save FP and RETS with saveall attribute.
4115 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4116 with saveall attribute.
4118 * config/bfin/bfin.c (bfin_expand_builtin,
4119 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4122 From Jie Zhang <jie.zhang@analog.com>:
4123 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4124 before use in two places.
4125 * config/bfin/bfin.md (AREG): Define mode iterator.
4126 (reload_in, reload_out): Use mode iterator AREG.
4128 2009-09-14 Richard Guenther <rguenther@suse.de>
4131 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4132 EH personality path.
4134 2009-09-13 Richard Guenther <rguenther@suse.de>
4135 Rafael Avila de Espindola <espindola@google.com>
4137 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4138 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4139 (LANG_HOOKS_INITIALIZER): Adjust.
4140 (lhd_pass_through_t): Declare.
4141 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4143 * langhooks.c (lhd_pass_through_t): New function.
4144 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4145 dwarf2out_begin_prologue): Use personality from current_function_decl.
4146 * expr.h (get_personality_function): Declare.
4147 * expr.c (get_personality_function): New function.
4148 (build_personality_function): Likewise.
4149 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4150 (eh_personality_libfunc): Remove.
4151 * optabs.c (build_libfunc_function): New function split out from ...
4152 (init_one_libfunc): ... here.
4153 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4154 (tree_function_decl): Add personality.
4155 (lhd_gcc_personality): Declare.
4156 (build_personality_function): Likewise.
4157 * tree.c (gcc_eh_personality_decl): New.
4158 (lhd_gcc_personality): New function.
4159 * except.h (lang_eh_runtime_type): Remove.
4160 (enum eh_personality_kind): New.
4161 (build_personality_function): Declare.
4162 (function_needs_eh_personality): Declare.
4163 * except.c (lang_eh_runtime_type): Remove.
4164 (function_needs_eh_personality): New function.
4165 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4166 (sjlj_emit_function_enter, output_function_exception_table):
4167 Use personality from current_function_decl.
4168 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4169 * tree-inline.c (tree_can_inline_p): Do not inline across different
4171 (expand_call_inline): Likewise. Adjust the callers EH personality.
4172 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4173 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4174 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4175 (c-parser.o): Likewise
4176 * c-tree.h (c_eh_initialized_p): Remove.
4177 (c_maybe_initialize_eh): Likewise.
4178 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4179 (finish_decl): Don't call c_maybe_initialize_eh.
4180 (c_eh_initialized_p): Remove.
4181 (c_maybe_initialize_eh): Likewise.
4182 * c-parser.c (c_parser_omp_construct): Likewise.
4183 (c_parse_file): Initialize exception handling.
4185 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4187 * config.gcc (tm_file): Remove i386/biarch32.h
4188 for i?86-w64-mingw* case.
4189 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4191 * config.host: Set for x64 mingw the option
4192 use_long_long_for_widest_fast_int to yes.
4194 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4196 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4197 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4198 (dbxout_begin_function): Likewise.
4199 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4200 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4201 set on the function.
4202 (final_end_function): Likewise.
4203 (final_scan_insn): Likewise.
4204 (rest_of_handle_final): Likewise.
4205 * varasm.c (assemble_start_function): Likewise.
4206 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4208 2009-09-12 Jason Merrill <jason@redhat.com>
4210 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4211 * opts.c (common_handle_option): constify.
4213 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4215 * doc/install.texi (avr): Remove obsolete reference site.
4217 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4219 * doc/install.texi (Binaries): Adjust AIX link.
4221 2009-09-12 Akim Demaille <demaille@gostai.com>
4223 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4224 Use an imperative sentence.
4226 2009-09-11 Richard Henderson <rth@redhat.com>
4228 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4229 structure-name and has-tree-operands arguments; update all entries.
4230 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4232 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4233 (gsstruct_code_size): New.
4234 (gss_for_code_): New.
4235 (gss_for_code): Remove.
4236 (gimple_size): Rewrite using gsstruct_code_size.
4237 (gimple_statement_structure): Move to gimple.h.
4238 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4239 (gss_for_code, gimple_statement_structure): New.
4240 (gimple_ops): Use new arrays; tidy.
4242 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4244 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4245 operand to be a PLUS expression.
4246 * config/pa/pa.c (pa_secondary_reload): Likewise.
4248 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4250 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4252 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4255 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4257 From Jie Zhang <jie.zhang@analog.com>:
4258 * doc/extend.texi (node Function Attributes): Document l2
4260 (node Blackfin Variable Attributes): Document l2 variable attributes.
4262 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4264 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4265 to match the system compiler's configuration at inflection point.
4266 Add comment to remark a remaining difference with system compiler.
4268 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4269 * configure: Regenerate.
4271 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4273 From Jie Zhang <jie.zhang@analog.com>:
4274 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4275 (bfin_handle_l2_attribute): New.
4276 (bfin_attribute_table): Add l2 attribute.
4278 2009-09-11 Michael Matz <matz@suse.de>
4281 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4282 on the local_decls list.
4284 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4288 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4290 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4291 for VALUEs, to implement the documented interface.
4292 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4293 Adjust for VALUEs and anything else, to implement the
4294 documented interface.
4296 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4298 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4299 with actual SPE/paired vector modes before using 64-bit alignment.
4300 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4302 2009-09-10 DJ Delorie <dj@redhat.com>
4304 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4307 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4308 * config/mep/mep.c (mep_legitimate_constant_p): New.
4309 * config/mep/mep-protos.h: Prototype it.
4311 2009-09-10 Richard Henderson <rth@redhat.com>
4313 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4315 2009-09-10 Jason Merrill <jason@redhat.com>
4317 * tree.c (chain_index): New fn.
4318 * tree.h: Declare it.
4320 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4322 * config/sol2-c.c (cmn_err_length_specs): Initialize
4323 scalar_identity_flag.
4325 2009-09-10 Richard Henderson <rth@redhat.com>
4327 * tree.h (struct tree_decl_common): Move align member earlier;
4328 move label_decl_uid member ...
4329 (struct tree_label_decl): ... here.
4330 (LABEL_DECL_UID): Update to match.
4332 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4335 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4336 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4338 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4339 dest_prev if the edge is complex.
4341 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4343 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4344 loop latch tests earlier.
4346 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4347 before GIMPLE_RETURN, not after its predecessor; insert
4350 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4351 gimple_seq_empty_p to test for no PHI nodes.
4352 * tree-cfg.c (split_critical_edges): Likewise.
4354 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4356 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4358 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4359 introduced by the VTA branch merge.
4361 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4363 * ira-conflicts.c: Use fputs or putc instead of fprintf
4367 * tree-switch-conversion.c: Ditto.
4369 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4371 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4372 introduced by the VTA branch merge.
4374 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4377 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4379 PR rtl-optimization/39779
4380 * expr.c (convert_modes): Return when mode == oldmode after
4381 CONST_INTs are processed.
4383 2009-09-10 Nick Clifton <nickc@redhat.com>
4385 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4386 attribute and referring decl when creating renamed symbol.
4388 2009-09-10 Richard Guenther <rguenther@suse.de>
4391 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4393 (cgraph_finalize_compilation_unit): Compute reachability
4394 before emitting thunks. Properly process aliases before
4395 possibly removing unreachable nodes.
4397 2009-09-10 Richard Guenther <rguenther@suse.de>
4400 * tree.c (struct free_lang_data_d): Add worklist member.
4401 (find_decls_types_r): Push onto the worklist instead of recursing.
4402 Handle TREE_BINFOs properly.
4403 (find_decls_types): New function wrapped around find_decls_types_r
4404 to process the worklist.
4405 (find_decls_types_in_eh_region): Use it.
4406 (find_decls_types_in_node): Likewise.
4407 (find_decls_types_in_var): Likewise.
4408 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4409 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4410 (AGGREGATE_TYPE_P): Adjust.
4412 2009-09-09 Jason Merrill <jason@redhat.com>
4414 * configure.ac: Check glibc version even if we have an in-tree
4417 2009-09-09 Anthony Green <green@moxielogic.com>
4419 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4420 the constant 0 when appropriate.
4421 * config/moxie/constraints.md: Add constraint O.
4423 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4424 to pass up to 6 32-bit argument values in registers.
4425 (moxie_function_arg): Ditto.
4426 (moxie_arg_partial_bytes): Ditto.
4427 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4428 (REG_PARM_STACK_SPACE): Ditto.
4429 (FUNCTION_ARG_REGNO_P): Ditto.
4431 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4432 instruction to allocate stack space.
4434 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4436 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4437 unnecessarily stringent constraints. Fix address
4438 calculation in the splitters.
4440 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4442 PR rtl-optimization/39779
4443 * expr.c (convert_modes): Return when mode == oldmode after
4444 CONST_INTs are processed.
4446 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4449 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4450 (ix86_expand_prologue): Take frame.padding0 into logic of
4452 (ix86_expand_epilogue): Likewise.
4454 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4456 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4458 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4459 * config/t-slibgcc-libgcc: New file.
4460 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4462 2009-09-09 Martin Jambor <mjambor@suse.cz>
4464 PR tree-optimization/41089
4465 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4468 2009-09-09 Richard Henderson <rth@redhat.com>
4470 * gimple.h (CASE_GIMPLE_OMP): New.
4471 (is_gimple_omp): Use it.
4472 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4473 (verify_gimple_debug): Likewise.
4475 2009-09-09 Richard Guenther <rguenther@suse.de>
4477 PR tree-optimization/41101
4478 * tree-ssa-pre.c (maximal_set): Remove.
4479 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4480 Defer all blocks we didn't visit at least one successor.
4481 (add_to_exp_gen): Do not add to the maximal set.
4482 (make_values_for_phi): Likewise.
4483 (compute_avail): Likewise.
4484 (init_pre): Do not allocate the maximal set.
4485 (execute_pre): Do not dump it.
4487 2009-09-09 Martin Jambor <mjambor@suse.cz>
4489 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4490 an SSA_NAME rather than a is_gimple_variable.
4492 2009-09-09 Richard Guenther <rguenther@suse.de>
4495 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4496 code dealing with plain pointer bases.
4497 (maybe_fold_offset_to_reference): Likewise.
4498 (maybe_fold_stmt_addition): Adjust.
4500 2009-09-09 Richard Guenther <rguenther@suse.de>
4502 * tree.c (free_lang_data_in_type): Do not free the type variant
4504 (free_lang_data): Merge char_type_node with its properly signed
4506 (pass_ipa_free): Collect after freeing language specific data.
4508 2009-09-09 Michael Matz <matz@suse.de>
4511 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4512 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4513 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4516 2009-09-08 DJ Delorie <dj@redhat.com>
4518 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4520 2009-09-04 Jason Merrill <jason@redhat.com>
4522 * tree.c (tree_find_value): Remove.
4523 * tree.h: Remove prototype.
4524 * varasm.c (assemble_external): Use value_member instead.
4526 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4528 * toplev.c (process_options): Choose default debugging type when
4529 gtoggle enables debug info and type is unset.
4531 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4535 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4538 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4540 * configure: Rebuilt with modified libtool.m4.
4542 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4547 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4549 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4551 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4552 (remove_statement): Likewise.
4553 (rewrite_use_nonlinear_expr): Adjust.
4554 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4555 * tree-ssa.c (release_defs_bitset): ... this. New.
4556 * tree-flow.h (release_defs_bitset): Declare.
4558 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4561 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4562 in the middle block.
4564 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4566 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4567 via intptr_t to long type.
4568 (insert_operand_rank): Cast long type via intptr_t to
4570 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4572 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4573 from pointer to unsigned via uintptr_t.
4575 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4576 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4578 * configure: Regenerated.
4579 * config.in: Regenerated
4580 * system.h (stdint.h): Add include.
4581 (inttypes.h): Likewise.
4582 * Makefile.in (aclocal): Add config/stdint.m4.
4583 * aclocal.m4: Regenerated.
4585 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4587 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4589 (note_np_check_stores): New function.
4590 (harmless_null_pointer_p): New function.
4591 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4592 changed. Take into account whether we're in the shadow of a condjump
4593 that tested NP_REG for NULL.
4594 Lose all code that tested for SEQUENCEs.
4595 (workaround_speculation): Avoid inserting NOPs for loads that are
4596 either always executed or a NULL pointer.
4598 2009-09-08 Jan Hubicka <jh@suse.cz>
4600 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4601 * params.def (early-inlining-insns): Likewise.
4603 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4605 PR rtl-optimization/41239
4606 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4607 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4609 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4610 across calls, as the calls might not always return normally.
4611 (call_may_noreturn_p): New function.
4612 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4613 (init_deps): Initialize it.
4614 (remove_from_deps): Also remove calls from
4615 last_function_call_may_noreturn list.
4617 2009-09-07 Richard Henderson <rth@redhat.com>
4619 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4620 more VR->OPERANDS than LHS operands. Free LHS before returning.
4622 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4624 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4625 (attr "addrtype"): New member "spreg".
4626 Use it if mem_spfp_address_operand is true for the address.
4627 (attr "type"): New entry "stall".
4628 (cpu_unit "load"): New.
4629 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4631 (insn_reservation "loadsp"): New.
4632 (insn_reservation "load_stall1"): New.
4633 (insn_reservation "load_stall3"): New.
4635 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4636 (mem_p_address_operand): Exclude stack and frame pointer based
4638 (mem_spfp_address_operand): New; match them here.
4639 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4640 (bfin_reorg): Call it if scheduling insns.
4641 (bfin_gen_bundles): Remove dummy insns created by
4642 add_sched_insns_for_speculation.
4644 From Jie Zhang <jie.zhang@analog.com>:
4645 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4646 bfin_si_revision, bfin_workarounds): Move these ...
4647 * config/bfin/bfin.h: ... here.
4649 From Mike Frysinger <michael.frysinger@analog.com>
4650 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4651 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4652 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4653 bf547m, bf548m, and bf549m.
4654 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4655 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4656 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4657 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4658 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4659 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4660 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4661 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4662 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4663 bf542m, bf544m, bf547m, bf548m, and bf549m.
4665 From Jie Zhang <jie.zhang@analog.com>:
4666 * config/bfin/predicates.md (p_register_operand): New predicate.
4667 (dp_register_operand): New predicate.
4668 * config/bfin/bfin-protos.h (WA_05000074): Define.
4669 (ENABLE_WA_05000074): Define.
4670 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4671 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4672 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4673 (define_attr addrtype): Allow load/store register to be P register.
4674 (define_attr storereg): New.
4675 (define_cpu_unit anomaly_05000074): New.
4676 (define_insn_reservation dsp32shiftimm): New.
4677 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4678 (define_insn_reservation loadp): Cannot use slot2.
4679 (define_insn_reservation loadsp): Cannot use slot2.
4680 (define_insn_reservation storep): Cannot use slot2. Does not
4681 apply when working around 05000074.
4682 (define_insn_reservation storep_anomaly_05000074): New.
4683 (define_insn_reservation storei): Does not apply when working
4685 (define_insn_reservation storei_anomaly_05000074): New.
4686 (define_attr length): Add dsp32shiftimm case.
4687 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4688 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4689 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4690 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4691 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4693 2009-09-07 Martin Jambor <mjambor@suse.cz>
4696 * tree-sra.c (create_artificial_child_access): Return NULL if
4697 build_ref_for_offset fails.
4698 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4699 and create_artificial_child_access to fail.
4701 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4704 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4705 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4706 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4708 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4710 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4711 block, ensure it has an exit edge. Emit a barrier after a jump.
4713 2009-09-07 Nick Clifton <nickc@redhat.com>
4715 * gcc.c (this_is_linker_script): New variable. Like
4716 this_is_library_file but for the %T constructor.
4717 (end_going_arg): If this_is_linker_script is set then locate the
4718 script and insert a --script switch before it
4719 (do_spec_2): Initialise this_is_linker_script.
4720 (do_spec_1): Likewise. Handle %T construct.
4721 (eval_spec_function): Preserve this_is_linker_script.
4722 * doc/invoke.texi: Document %T construct in spec files.
4723 * config/m32c/m32c.h (LIB_SPEC): Use it.
4725 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4727 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4728 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4729 when volatile flag is set.
4730 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4732 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4735 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4736 (combine_stack_adjustments_for_block): Allow insns between stack
4737 adjustments and stores with corresponding pre-(dec|inc)rement or
4738 pre-modify operation.
4740 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4743 * combine-stack-adj.c (struct csa_memlist): Rename to...
4744 (struct csa_reflist): ... this. Rename mem field to ref.
4745 (free_csa_memlist): Rename to...
4746 (free_csa_reflist): ... this.
4747 (record_one_stack_memref): Rename to...
4748 (record_one_stack_ref): ... this. Handle also REG_P.
4749 (try_apply_stack_adjustment): Handle also REG_P.
4750 (struct record_stack_memrefs_data): Rename to...
4751 (struct record_stack_refs_data): ... this. Rename memlist field to
4753 (record_stack_memrefs): Rename to...
4754 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4755 subexpressions instead of failing when a MEM contains SP references.
4756 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4757 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4759 2009-09-06 Richard Guenther <rguenther@suse.de>
4762 * tree.c (build_array_type): Do not record types marked
4763 with structural equality in the canonical type hashtable.
4765 2009-09-06 Richard Guenther <rguenther@suse.de>
4768 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4770 2009-09-05 Richard Guenther <rguenther@suse.de>
4773 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4775 2009-09-05 Richard Guenther <rguenther@suse.de>
4778 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4780 2009-09-05 Richard Guenther <rguenther@suse.de>
4783 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4784 before comparing function argument types.
4786 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4789 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4792 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4795 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4797 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4798 locators before emit_insn is called.
4800 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4803 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4804 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4805 (reginfo_init): Don't call allocate_reg_info.
4807 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4810 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4811 NONDEBUG_INSN_P instead of INSN_P.
4813 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4816 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4818 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4821 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4822 pattern of the split.
4824 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4826 * toplev.c (process_options): Move setter of flag_var_tracking
4827 before other tests that depend on it. Move down setter of
4828 flag_rename_registers. Don't enable var-tracking-assignments
4829 by default if selective scheduling is enabled. Warn if both
4832 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4834 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4835 comment. Use switch statement to catch overlaps between rtx
4836 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4837 (IS_DECL_CODE): ... here. Remove.
4838 (check_value_is_not_decl): Remove.
4839 (dv_from_decl, dv_from_value): Check after conversion.
4841 2009-09-04 Richard Guenther <rguenther@suse.de>
4844 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4845 after emitting tunks. Move emitting thunks and ctors from ...
4846 (cgraph_optimize): ... here. Remove redundant
4847 cgraph_analyze_functions.
4848 * varasm.c (find_decl_and_mark_needed): Remove no longer
4850 (finish_aliases_1): Adjust check for thunk aliases.
4852 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4854 * config/arm/arm.md (ctzsi2): Added braces
4855 to avoid warning that broke booststrap.
4857 2009-09-04 Martin Jambor <mjambor@suse.cz>
4859 PR tree-optimization/41112
4860 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4861 handle variable-bounded arrays.
4862 (expr_with_var_bounded_array_refs_p): New function.
4863 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4865 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4867 * config/s390/2097.md: Removed two incorrect bypasses.
4868 (z10_fsimpdf): Fixed latency.
4869 (z10_fhex): New insn_reservation.
4870 (z10_floaddf): Fixed latency.
4871 (z10_floadsf): Fixed latency.
4872 (z10_ftrunctf): Fixed latency.
4873 (z10_ftruncdf): Fixed latency.
4874 * config/s390/s390.c (z10_cost): Fixed values.
4875 (s390_adjust_priority): Added z10 path.
4876 * config/s390/s390.md (type): Added fhex.
4877 (*mov<mode>_64dfp): Updated type attribute.
4878 (*mov<mode>_64): Updated type attribute.
4879 (*mov<mode>_31): Updated type attribute.
4880 (*mov<mode>"): Likewise.
4881 * config/s390/2084.md (x_fsimpdf): Updated condition.
4883 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4885 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4886 RTXs in the predicate for operand 1.
4888 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4890 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4891 (rbitsi2): New insn.
4892 (ctzsi2): New expand.
4893 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4895 2009-09-03 Martin Jambor <mjambor@suse.cz>
4897 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4898 (create_artificial_child_access): Use build_ref_for_offset instead
4899 of duplicate_expr_for_different_base.
4900 (propagate_subacesses_accross_link): Likewise.
4902 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4904 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4906 (mips16e_collect_argument_saves): Skip debug instructions.
4907 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4908 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4909 (r10k_insert_cache_barriers): Likewise.
4910 (mips_reorg_process_insns): Likewise.
4912 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4915 * ira.c (update_equiv_reg): Remove check on class likely spill.
4917 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4920 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4921 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4925 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4926 the stack slot if it is passed by invisible reference.
4927 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4928 by invisible reference.
4930 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4932 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4933 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4934 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4936 * config/bfin/sync.md: New file.
4937 * config/bfin/bfin.md: Include it.
4938 (UNSPEC_ATOMIC): New.
4939 (UNSPEC_ONES): Provide a unique number.
4941 From Jie Zhang <jie.zhang@analog.com>:
4942 * config/bfin/bfin.c (ret_regs): New.
4943 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4944 (must_save_rets_p): New.
4945 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4946 current_function_is_leaf.
4947 (do_link): Likewise.
4948 (do_unlink): Likewise.
4949 (expand_interrupt_handler_prologue): Use ret_regs array.
4950 (expand_interrupt_handler_epilogue): Use ret_regs array and
4951 pass return register to gen_return_internal.
4952 (bfin_expand_epilogue): Pass return register to
4953 gen_return_internal.
4954 (bfin_expand_call): Explicitly clobber RETS.
4955 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4956 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4957 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4958 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4960 (return_internal): Take a reg rtx rather than the register number.
4962 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4964 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4965 when comparing against estimated_loop_iterations_int return.
4967 2009-09-03 Richard Guenther <rguenther@suse.de>
4969 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4970 eh_personality_libfunc.
4972 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4974 * tree-parloops.c (separate_decls_in_region): Add space.
4976 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4978 * tree-parloops.c (separate_decls_in_region): Change the condition
4979 checking if there are reductions in the loop.
4981 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4983 PR tree-optimization/38275
4984 * tree-parloops.c (parallelize_loops): Replace profitability condition
4985 for expected number of iterations.
4987 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4989 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4990 (bootstrap-debug): Explain conditions in which it becomes default.
4991 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4994 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4996 * doc/invoke.texi (Optimize Options): Move
4997 -finline-small-functions to the -O2 list.
4999 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5001 * toplev.c (process_options): Enable var-tracking-assignments
5002 by default if var-tracking is enabled.
5004 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5006 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5008 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5009 * rtl.h (prev_nonnote_insn_bb): Declare it.
5011 2009-09-03 Diego Novillo <dnovillo@google.com>
5013 * cgraph.c (cgraph_node_for_decl): New.
5014 * cgraph.h (cgraph_node_for_decl): Declare.
5015 * tree.c (host_integerp): Return 0 if T is NULL.
5017 2009-09-03 Diego Novillo <dnovillo@google.com>
5019 * tree.h (struct alias_pair): Move from varasm.c.
5020 (alias_pairs): Likewise.
5021 (TYPE_MAXVAL): Define.
5022 (TYPE_MINVAL): Define.
5023 (iterative_hash_host_wide_int): Declare.
5024 (remove_unreachable_alias_pairs): Declare.
5025 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5026 * diagnostic.c (default_diagnostic_starter): Make extern.
5027 (default_diagnostic_finalizer): Make extern.
5028 * diagnostic.h (default_diagnostic_starter): Declare.
5029 (default_diagnostic_finalizer): Declare.
5030 (default_tree_printer): Declare.
5031 * toplev.c (default_tree_printer): Make extern.
5033 2009-09-03 Richard Guenther <rguenther@suse.de>
5034 Diego Novillo <dnovillo@google.com>
5036 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5037 * cgraphunit.c (cgraph_expand_function): Do not emit
5038 associated thunks from here.
5039 (cgraph_emit_thunks): New.
5040 (cgraph_optimize): Call it.
5041 Return if any IPA pass finds an error.
5042 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5045 2009-09-03 Simon Baldwin <simonb@google.com>
5046 Rafael Espindola <espindola@google.com>
5047 Richard Guenther <rguenther@suse.de>
5048 Doug Kwan <dougkwan@google.com>
5049 Diego Novillo <dnovillo@google.com>
5051 * tree.c: Include tree-pass.h, langhooks-def.h,
5052 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5053 (free_lang_data_in_type): New.
5054 (need_assembler_name_p): New.
5055 (free_lang_data_in_block): New.
5056 (free_lang_data_in_decl): New.
5057 (struct free_lang_data_d): New.
5058 (add_tree_to_fld_list): New.
5059 (find_decls_types_r): New.
5060 (get_eh_types_for_runtime): New.
5061 (find_decls_types_in_eh_region): New.
5062 (find_decls_types_in_node): New.
5063 (find_decls_types_in_var): New.
5064 (free_lang_data_in_cgraph): New.
5065 (free_lang_data): New.
5066 (gate_free_lang_data): New.
5067 (pass_ipa_free_lang_data): New.
5069 2009-09-03 Diego Novillo <dnovillo@google.com>
5071 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5072 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5073 (lang_hooks): Remove const qualifier.
5074 * ipa.c (cgraph_remove_unreachable_nodes): Call
5075 remove_unreachable_alias_pairs.
5076 * except.c (add_type_for_runtime): Check if TYPE has
5077 already been converted.
5078 (lookup_type_for_runtime): Likewise.
5079 (check_handled): Handle converted types.
5080 * varasm.c (remove_unreachable_alias_pairs): New.
5081 * gimple.c: Include demangle.h.
5082 (gimple_decl_printable_name): New.
5083 (gimple_fold_obj_type_ref): New.
5084 * gimple.h (gimple_decl_printable_name): Declare.
5085 (gimple_fold_obj_type_ref): Declare.
5086 * passes.c (init_optimization_passes): Add pass
5087 pass_ipa_free_lang_data.
5088 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5089 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5091 2009-09-03 Diego Novillo <dnovillo@google.com>
5093 * c-lang.c (lang_hooks): Remove const qualifier.
5095 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5097 * doc/install.texi (*-*-freebsd*): Update target information.
5099 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5101 * hard-reg-set.h (call_fixed_regs): Remove.
5102 * reginfo.c (call_fixed_regs): Remove.
5103 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5104 (globalize_reg): Don't use call_fixed_regs.
5105 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5108 2009-09-01 Michael Matz <matz@suse.de>
5110 * expr.h (emit_storent_insn, expand_expr_real_1,
5111 expand_expr_real_2): Declare.
5112 * expr.c (emit_storent_insn, expand_expr_real_1,
5113 expand_expr_real_2): Export.
5114 (store_expr): Setting and evaluating dont_return_target is useless.
5115 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5116 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5117 * except.c (expand_resx_expr): Rename to ...
5118 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5119 * except.h (expand_resx_stmt): Declare.
5120 * stmt.c: Add include gimple.h
5121 (expand_asm_expr): Rename to ...
5122 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5123 (expand_case): Rewrite to take gimple statement.
5124 * tree.h (expand_asm_stmt): Declare.
5125 (expand_case): Change prototype.
5126 * Makefile.in (stmt.o): Depend on gimple.h.
5127 * builtins.c (expand_builtin_synchronize): Build gimple asm
5128 statement, not an ASM_EXPR.
5129 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5130 gimple_to_tree, release_stmt_tree): Remove.
5131 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5132 ggc_free, but hold comparison code and operands separately.
5133 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5134 (expand_call_stmt, expand_gimple_stmt_1,
5135 expand_gimple_stmt): New helpers.
5136 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5137 release_stmt_tree. Call expand_gimple_stmt instead.
5138 (expand_gimple_basic_block): Ditto.
5140 * calls.c (emit_call_1): Don't look at EH regions here, make
5141 fntree parameter useless.
5142 (expand_call): New local rettype for TREE_TYPE(exp), use it
5143 throughout. Remove local p, use addr instead.
5144 Don't look at EH regions here.
5146 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5148 * doc/invoke.texi (-fsched-pressure): Document it.
5149 (-fsched-reg-pressure-heuristic): Remove it.
5151 * reload.c (ira.h): Include.
5152 (find_reloads): Add choosing reload on number of small spilled
5155 * haifa-sched.c (ira.h): Include.
5156 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5157 saved_reg_pressure, curr_reg_live, saved_reg_live,
5158 region_ref_regs): New variables.
5159 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5160 initiate_reg_pressure_info, setup_ref_regs,
5161 initiate_bb_reg_pressure_info, save_reg_pressure,
5162 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5164 (setup_insn_reg_pressure_info): New function.
5165 (rank_for_schedule): Add pressure checking and insn issue time.
5166 Remove comparison of insn reg weights.
5167 (ready_sort): Set insn reg pressure info.
5168 (update_register_pressure, setup_insn_max_reg_pressure,
5169 update_reg_and_insn_max_reg_pressure,
5170 sched_setup_bb_reg_pressure_info): New functions.
5171 (schedule_insn): Add code for printing and updating reg pressure info.
5172 (find_set_reg_weight, find_insn_reg_weight): Remove.
5173 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5174 (debug_ready_list): Print reg pressure info.
5175 (schedule_block): Ditto. Check insn issue time.
5176 (sched_init): Set up sched_pressure_p. Allocate and set up some
5177 reg pressure related info.
5178 (sched_finish): Free some reg pressure related info.
5179 (fix_tick_ready): Make insn always ready if pressure_p.
5180 (init_h_i_d): Don't call find_insn_reg_weight.
5181 (haifa_finish_h_i_d): Free insn reg pressure info.
5183 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5184 ira_memory_move_cost, ira_class_hard_regs,
5185 ira_class_hard_regs_num, ira_no_alloc_regs,
5186 ira_available_class_regs, ira_reg_class_cover_size,
5187 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5189 * ira-lives.c (single_reg_class): Check mode to find how many
5190 registers are necessary for operand.
5191 (ira_implicitly_set_insn_hard_regs): New.
5193 * common.opt (fsched-pressure): New options.
5194 (fsched-reg-pressure-heuristic): Remove.
5196 * ira.c (setup_eliminable_regset): Rename to
5197 ira_setup_eliminable_regset. Make it external.
5198 (expand_reg_info): Pass cover class to setup_reg_classes.
5199 (ira): Call resize_reg_info instead of allocate_reg_info.
5201 * sched-deps.c: Include ira.h.
5202 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5203 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5204 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5205 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5206 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5207 mark_insn_reg_store, mark_insn_reg_clobber,
5208 setup_insn_reg_pressure_info): New.
5209 (sched_analyze_1): Update implicit_reg_pending_uses.
5210 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5211 Use them to create dependencies. Set insn reg uses and pressure
5212 info. Process reg_pending_uses in one place.
5213 (free_deps): Free implicit sets.
5214 (remove_from_deps): Remove implicit sets if necessary. Check
5215 implicit sets when clearing reg_last_in_use.
5216 (init_deps_global): Clear implicit_reg_pending_clobbers and
5217 implicit_reg_pending_uses.
5219 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5220 ira_memory_move_cost, ira_class_hard_regs,
5221 ira_class_hard_regs_num, ira_no_alloc_regs,
5222 ira_available_class_regs, ira_reg_class_cover_size,
5223 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5224 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5225 ira_implicitly_set_insn_hard_regs): New prototypes.
5227 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5228 cost_elements_num): New variables.
5229 (allocno_costs, total_costs): Rename to costs and
5230 total_allocno_costs.
5231 (COSTS_OF_ALLOCNO): Rename to COSTS.
5232 (allocno_pref): Rename to pref.
5233 (allocno_pref_buffer): Rename to pref_buffer.
5234 (common_classes): Rename to regno_cover_class.
5236 (record_reg_classes): Set allocno attributes only if allocno_p.
5237 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5238 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5239 and COSTS_OF_ALLOCNO.
5240 (print_costs): Rename to print_allocno_costs.
5241 (print_pseudo_costs): New.
5242 (process_bb_node_for_costs): Split into 2 functions with new
5243 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5244 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5245 new parameter dump_file. Use cost_elements_num instead of
5246 ira_allocnos_num. Make one iteration if preferred classes were
5247 already calculated for scheduler. Make 2 versions of code
5248 depending on allocno_p.
5249 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5250 regno_cover_class and COSTS instead of common_classes and
5252 (init_costs, finish_costs): New.
5253 (ira_costs): Set up allocno_p and cost_elements_num. Call
5254 init_costs and finish_costs.
5255 (ira_set_pseudo_classes): New.
5257 * rtl.h (allocate_reg_info): Remove.
5258 (resize_reg_info): Change return type.
5259 (reg_cover_class): New.
5260 (setup_reg_classes): Add new parameter.
5262 * sched-int.h (struct deps_reg): New member implicit_sets.
5263 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5264 (INCREASE_BITS): New macro.
5265 (struct reg_pressure_data, struct reg_use_data): New.
5266 (struct _haifa_insn_data): Remove reg_weight. Add members
5267 reg_pressure, reg_use_list, reg_set_list, and
5268 reg_pressure_excess_cost_change.
5269 (struct deps): New member implicit_sets.
5270 (pressure_p): New variable.
5271 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5272 (struct reg_pressure_data, struct reg_use_data): New.
5273 (INSN_REG_WEIGHT): Remove.
5274 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5275 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5276 (sched_init_region_reg_pressure_info,
5277 sched_setup_bb_reg_pressure_info): New prototypes.
5279 * reginfo.c (struct reg_pref): New member coverclass.
5280 (reg_cover_class): New function.
5281 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5282 (reg_info_size): New variable.
5283 (allocate_reg_info): Make static. Setup reg_info_size.
5284 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5285 (setup_reg_classes): Add a new parameter. Setup cover class too.
5287 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5290 * sched-rgn.c (deps_join): Set up implicit_sets.
5291 (schedule_region): Set up region and basic blocks pressure
5294 * passes.c (init_optimization_passes): Move
5295 pass_subregs_of_mode_init before pass_sched.
5297 2009-09-02 Martin Jambor <mjambor@suse.cz>
5299 * tree-sra.c (struct access): New field grp_hint.
5300 (dump_access): Dump grp_hint.
5301 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5303 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5304 those which have been specifically read and somehow written to.
5305 (propagate_subacesses_accross_link): Set grp_hint of right child and
5306 also possibly of the left child.
5308 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5310 * tree-object-size.c (addr_object_size): Always use object_size_type
5311 0 or 2 when determining the pointer pointed object size.
5313 2009-09-02 Richard Guenther <rguenther@suse.de>
5316 2009-08-31 Richard Guenther <rguenther@suse.de>
5318 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5319 to query if the memory regions for memmove overlap.
5320 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5321 asserts on pointers, instead deal with odd trees.
5322 (ptr_derefs_may_alias_p): Likewise.
5323 (refs_may_alias_p_1): Constructor bases also never alias.
5325 2009-08-01 Christian Bruel <christian.bruel@st.com>
5328 2009-07-31 Christian Bruel <christian.bruel@st.com>
5329 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5331 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5333 * doc/invoke.texi (-fvar-tracking-assignments): New.
5334 (-fvar-tracking-assignments-toggle): New.
5335 (-fdump-final-insns=file): Mark filename as optional.
5336 (--param min-nondebug-insn-uid): New.
5337 (-gdwarf-@{version}): Mention version 4.
5338 * opts.c (common_handle_option): Accept it.
5339 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5340 * regrename.c (regrename_optimize): Drop last. Don't count debug
5341 insns as uses. Don't reject change because of debug insn.
5342 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5343 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5344 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5345 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5346 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5347 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5348 * doc/gimple.texi (is_gimple_debug): New.
5349 (gimple_debug_bind_p): New.
5350 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5351 * doc/install.texi (bootstrap-debug): More details.
5352 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5353 (bootstrap-debug-lib): More details.
5354 (bootstrap-debug-ckovw): Update.
5355 (bootstrap-time): New.
5356 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5357 (insert_phi_nodes_for): Insert debug stmts.
5358 (rewrite_stmt): Take iterator. Insert debug stmts.
5359 (rewrite_enter_block): Adjust.
5360 (maybe_replace_use_in_debug_stmt): New.
5361 (rewrite_update_stmt): Use it.
5362 (mark_use_interesting): Return early for debug stmts.
5363 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5364 stmts before replacing stmt.
5365 (move_computations_stmt): Likewise.
5366 * ira-conflicts.c (add_copies): Skip debug insns.
5367 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5368 (regstat_bb_compute_ri): Skip debug insns.
5369 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5370 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5371 check_loop_closed_ssa_stmt): Skip debug stmts.
5372 * tree-tailcall.c (find_tail_calls): Likewise.
5373 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5374 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5375 (build_var_debug_value_stat): Declare.
5376 (build_var_debug_value): Define.
5377 (target_for_debug_bind): Declare.
5378 * reload.c (find_equiv_reg): Skip debug insns.
5379 * rtlanal.c (reg_used_between_p): Skip debug insns.
5380 (side_effects_p): Likewise.
5381 (canonicalize_condition): Likewise.
5382 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5383 insns never depend on debug insns.
5384 (create_ddg_dep_no_link): Likewise.
5385 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5386 Don't add inter-loop dependencies for debug insns.
5387 (build_intra_loop_deps): Likewise.
5388 (create_ddg): Count debug insns.
5389 * ddg.h (struct ddg::num_debug): New.
5390 (num_backargs): Pair up with previous int field.
5391 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5392 -fcompare-debug-second.
5393 * final.c (get_attr_length_1): Skip debug insns.
5394 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5395 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5396 (driver_self_specs): Map -fdump-final-insns to
5397 -fdump-final-insns=..
5398 (get_local_tick): New.
5399 (compare_debug_dump_opt_spec_function): Test for . argument and
5400 compute output name. Compute temp output spec without flag name.
5401 Compute -frandom-seed.
5402 (OPT): Undef after use.
5403 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5404 (average_num_loop_insns): Likewise.
5405 * params.h (MIN_NONDEBUG_INSN_UID): New.
5406 * gimple.def (GIMPLE_DEBUG): New.
5407 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5408 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5409 (merge_in_block): Fix whitespace.
5410 * toplev.c (flag_var_tracking): Update comment.
5411 (flag_var_tracking_assignments): New.
5412 (flag_var_tracking_assignments_toggle): New.
5413 (process_options): Don't open final insns dump file if we're not
5414 going to write to it. Compute defaults for var_tracking.
5415 * df-scan.c (df_insn_rescan_debug_internal): New.
5416 (df_uses_record): Handle debug insns.
5417 * haifa-sched.c (ready): Initialize n_debug.
5418 (contributes_to_priority): Skip debug insns.
5419 (dep_list_size): New.
5421 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5422 they're ready. Disregard previous debug insns to make decisions.
5423 (queue_insn): Never queue debug insns.
5424 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5425 (schedule_insn): Don't reject debug insns because of issue rate.
5426 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5427 (queue_to_ready): Skip and discount debug insns.
5428 (choose_ready): Let debug insns through.
5429 (schedule_block): Check boundary debug insns. Discount debug
5430 insns, schedule them early. Adjust whitespace.
5431 (set_priorities): Check for boundary debug insns.
5432 (add_jump_dependencies): Use dep_list_size.
5433 (prev_non_location_insn): New.
5434 (check_cfg): Use it.
5435 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5437 (remove_unused_ivs): Reset debug stmts.
5438 * modulo-sched.c (const_iteration_count): Skip debug insns.
5439 (res_MII): Discount debug insns.
5440 (loop_single_full_bb_p): Skip debug insns.
5441 (sms_schedule): Likewise.
5442 (sms_schedule_by_order): Likewise.
5443 (ps_has_conflicts): Likewise.
5444 * caller-save.c (refmarker_fn): New.
5445 (save_call_clobbered_regs): Replace regs with saved mem in
5447 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5448 Call refmarker_fn mark for hardregnos.
5449 (mark_reg_as_referenced): New.
5450 (replace_reg_with_saved_mem): New.
5451 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5452 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5454 (cse_extended_basic_block): Skip debug insns.
5455 (count_reg_usage): Likewise.
5456 (is_dead_reg): New, split out of...
5457 (set_live_p): ... here.
5458 (insn_live_p): Use it for debug insns.
5459 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5460 (execute_optimize_stdarg): Likewise.
5461 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5462 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5463 changes in debug stmts as changes.
5464 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5465 (moveup_expr): Don't move across debug insns. Don't move
5466 debug insn if it would create a bookkeeping block.
5467 (moveup_expr_cached): Don't use cache for debug insns that
5468 are heads of blocks.
5469 (compute_av_set_inside_bb): Skip debug insns.
5470 (sel_rank_for_schedule): Schedule debug insns first. Remove
5472 (block_valid_for_bookkeeping_p); Support lax searches.
5473 (create_block_for_bookkeeping): Adjust block numbers when
5474 encountering debug-only blocks.
5475 (find_place_for_bookkeeping): Deal with debug-only blocks.
5476 (generate_bookkeeping_insn): Accept no place to insert.
5477 (remove_temp_moveop_nops): New argument full_tidying.
5478 (prepare_place_to_insert): Deal with debug insns.
5479 (advance_state_on_fence): Debug insns don't start cycles.
5480 (update_boundaries): Take fence as argument. Deal with
5482 (schedule_expr_on_boundary): No full_tidying on debug insns.
5483 (fill_insns): Deal with debug insns.
5484 (track_scheduled_insns_and_blocks): Don't count debug insns.
5485 (need_nop_to_preserve_insn_bb): New, split out of...
5486 (remove_insn_from_stream): ... this.
5487 (fur_orig_expr_not_found): Skip debug insns.
5488 * rtl.def (VALUE): Move up.
5490 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5491 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5492 Set it if debug stmts are found.
5493 (statement_sink_location): Skip debug stmts. Propagate
5494 moving defs into debug stmts.
5495 * ifcvt.c (first_active_insn): Skip debug insns.
5496 (last_active_insns): Likewise.
5497 (cond_exec_process_insns): Likewise.
5498 (noce_process_if_block): Likewise.
5499 (check_cond_move_block): Likewise.
5500 (cond_move_convert_if_block): Likewise.
5501 (block_jumps_and_fallthru_p): Likewise.
5502 (dead_or_predicable): Likewise.
5503 * dwarf2out.c (debug_str_hash_forced): New.
5504 (find_AT_string): Add comment.
5505 (gen_label_for_indirect_string): New.
5506 (get_debug_string_label): New.
5507 (AT_string_form): Use it.
5508 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5509 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5510 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5511 several operations that cannot be represented with DWARF opcodes.
5512 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5513 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5514 (dwarf2out_var_location): Take during-call mark into account.
5515 (output_indirect_string): Update comment. Output if there are
5516 label and references.
5517 (prune_indirect_string): New.
5518 (prune_unused_types): Call it if debug_str_hash_forced.
5519 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5520 (dw_long_long_const): Remove.
5521 (struct dw_val_struct): Change val_long_long type to rtx.
5522 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5523 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5524 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5525 component instead of HOST_BITS_PER_LONG.
5526 (output_loc_operands): Likewise. For const8* assert
5527 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5528 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5529 rather than HOST_BITS_PER_LONG is >= 64.
5530 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5532 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5533 HOST_BITS_PER_LONG for dw_val_class_long_long.
5534 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5535 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5536 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5538 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5539 Handle DW_OP_implicit_value.
5540 (extract_int): Move prototype earlier.
5541 (mem_loc_descriptor): For SUBREG punt if inner
5542 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5543 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5544 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5545 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5546 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5547 instead of Pmode size.
5548 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5549 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5550 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5551 (concat_loc_descriptor, concatn_loc_descriptor,
5552 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5553 (add_location_or_const_value_attribute): Likewise. For single
5554 location loc_lists attempt to use add_const_value_attribute
5555 for constant decls. Add DW_AT_const_value even if
5556 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5558 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5559 (control_flow_insn_p): Likewise.
5560 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5561 (separate_decls_in_region_debug_bind): New.
5562 (separate_decls_in_region): Process debug bind stmts afterwards.
5563 * recog.c (verify_changes): Handle debug insns.
5564 (extract_insn): Likewise.
5565 (peephole2_optimize): Skip debug insns.
5566 * dse.c (scan_insn): Skip debug insns.
5567 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5569 (setup_id_for_insn): Handle debug insns.
5570 (maybe_tidy_empty_bb): Adjust whitespace.
5571 (tidy_control_flow): Skip debug insns.
5572 (sel_remove_insn): Adjust for debug insns.
5573 (sel_estimate_number_of_insns): Skip debug insns.
5574 (create_insn_rtx_from_pattern): Handle debug insns.
5575 (create_copy_of_insn_rtx): Likewise.
5576 * sel-sched-.h (sel_bb_end): Declare.
5577 (sel_bb_empty_or_nop_p): New.
5578 (get_all_loop_exits): Use it.
5579 (_eligible_successor_edge_p): Likewise.
5580 (return_nop_to_pool): Adjust.
5581 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5582 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5583 * gimple-pretty-print.c (dump_gimple_debug): New.
5584 (dump_gimple_stmt): Use it.
5585 (dump_bb_header): Skip gimple debug stmts.
5586 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5587 (fixup_match_2): Likewise.
5588 (regmove_backward_pass): Likewise. Simplify combined
5589 replacement. Handle debug insns.
5590 * function.c (instantiate_virtual_regs): Handle debug insns.
5591 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5592 * print-rtl.h: Include cselib.h.
5593 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5594 * df.h (df_inns_rescan_debug_internal): Declare.
5595 * gcse.c (alloc_hash_table): Estimate n_insns.
5596 (cprop_insn): Don't regard debug insns as changes.
5597 (bypass_conditional_jumps): Skip debug insns.
5598 (one_pre_gcse_pass): Adjust.
5599 (one_code_hoisting_pass): Likewise.
5600 (compute_ld_motion_mems): Skip debug insns.
5601 (one_cprop_pass): Adjust.
5602 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5603 (if_convertible_stmt_p): Handle debug stmts.
5604 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5605 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5606 * ira-build.c (create_bb_allocnos): Skip debug insns.
5607 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5608 (has_single_use): Likewise.
5609 (single_imm_use): Likewise.
5610 (num_imm_uses): Likewise.
5611 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5612 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5613 (create_outofssa_var_map): Likewise.
5614 * lower-subreg.c (adjust_decomposed_uses): New.
5615 (resolve_debug): New.
5616 (decompose_multiword_subregs): Use it.
5617 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5618 * emit-rtl.c: Include params.h.
5619 (cur_debug_insn_uid): Define.
5620 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5621 (copy_rtx_if_shared_1): Handle debug insns.
5622 (reset_used_flags): Likewise.
5623 (set_used_flags): LIkewise.
5624 (get_max_insn_count): New.
5625 (next_nondebug_insn): New.
5626 (prev_nondebug_insn): New.
5627 (make_debug_insn_raw): New.
5628 (emit_insn_before_noloc): Handle debug insns.
5629 (emit_jump_insn_before_noloc): Likewise.
5630 (emit_call_insn_before_noloc): Likewise.
5631 (emit_debug_insn_before_noloc): New.
5632 (emit_insn_after_noloc): Handle debug insns.
5633 (emit_jump_insn_after_noloc): Likewise.
5634 (emit_call_insn_after_noloc): Likewise.
5635 (emit_debug_insn_after_noloc): Likewise.
5636 (emit_insn_after): Take loc from earlier non-debug insn.
5637 (emit_jump_insn_after): Likewise.
5638 (emit_call_insn_after): Likewise.
5639 (emit_debug_insn_after_setloc): New.
5640 (emit_debug_insn_after): New.
5641 (emit_insn_before): Take loc from later non-debug insn.
5642 (emit_jump_insn_before): Likewise.
5643 (emit_call_insn_before): Likewise.
5644 (emit_debug_insn_before_setloc): New.
5645 (emit_debug_insn_before): New.
5646 (emit_insn): Handle debug insns.
5647 (emit_debug_insn): New.
5648 (emit_jump_insn): Handle debug insns.
5649 (emit_call_insn): Likewise.
5651 (init_emit): Take min-nondebug-insn-uid into account.
5652 Initialize cur_debug_insn_uid.
5653 (emit_copy_of_insn_after): Handle debug insns.
5654 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5655 location of single rhs in place.
5656 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5657 (floor_sdiv_adjust): New.
5658 (cell_sdiv_adjust): New.
5659 (cell_udiv_adjust): New.
5660 (round_sdiv_adjust): New.
5661 (round_udiv_adjust): New.
5662 (wrap_constant): Moved from cselib.
5663 (unwrap_constant): New.
5664 (expand_debug_expr): New.
5665 (expand_debug_locations): New.
5666 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5668 (gimple_expand_cfg): Expand debug locations.
5669 * cselib.c: Include tree-pass.h.
5670 (struct expand_value_data): New.
5671 (cselib_record_sets_hook): New.
5672 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5673 (cselib_clear_table): Move, and implemnet in terms of...
5674 (cselib_reset_table_with_next_value): ... this.
5675 (cselib_get_next_unknown_value): New.
5676 (discard_useless_locs): Don't discard preserved values.
5677 (cselib_preserve_value): New.
5678 (cselib_preserved_value_p): New.
5679 (cselib_preserve_definitely): New.
5680 (cselib_clear_preserve): New.
5681 (cselib_preserve_only_values): New.
5682 (new_cselib_val): Take rtx argument. Dump it in details.
5683 (cselib_lookup_mem): Adjust.
5684 (expand_loc): Take regs_active in struct. Adjust. Silence
5685 dumps unless details are requested.
5686 (cselib_expand_value_rtx_cb): New.
5687 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5688 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5689 without details. Copy more subregs. Try to resolve values
5690 using a callback. Wrap constants.
5691 (cselib_subst_to_values): Adjust.
5692 (cselib_log_lookup): New.
5693 (cselib_lookup): Call it.
5694 (cselib_invalidate_regno): Don't count preserved values as useless.
5695 (cselib_invalidate_mem): Likewise.
5696 (cselib_record_set): Likewise.
5697 (struct set): Renamed to cselib_set, moved to cselib.h.
5698 (cselib_record_sets): Adjust. Call hook.
5699 (cselib_process_insn): Reset table when it would be cleared.
5700 (dump_cselib_val): New.
5701 (dump_cselib_table): New.
5702 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5703 (remove_forwarder_block): Support moving debug stmts.
5704 * cselib.h (cselib_record_sets_hook): Declare.
5705 (cselib_expand_callback): New type.
5706 (cselib_expand_value_rtx_cb): Declare.
5707 (cselib_reset_table_with_next_value): Declare.
5708 (cselib_get_next_unknown_value): Declare.
5709 (cselib_preserve_value): Declare.
5710 (cselib_preserved_value_p): Declare.
5711 (cselib_preserve_only_values): Declare.
5712 (dump_cselib_table): Declare.
5713 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5714 (try_crossjump_to_edge): Likewise.
5715 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5716 dominated blocks when debug stmts are present.
5717 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5718 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5719 (set_var_live_on_entry): Likewise.
5720 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5721 * cfglayout.c (curr_location, last_location): Make static.
5722 (set_curr_insn_source_location): Don't avoid bouncing.
5723 (get_curr_insn_source_location): New.
5724 (get_curr_insn_block): New.
5725 (duplicate_insn_chain): Handle debug insns.
5726 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5728 * common.opt (fcompare-debug): Move to sort order.
5729 (fdump-unnumbered-links): Likewise.
5730 (fvar-tracking-assignments): New.
5731 (fvar-tracking-assignments-toggle): New.
5732 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5733 because of debug stmts.
5734 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5735 (eliminate_unnecessary_stmts): Walk dominated blocks before
5737 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5738 * ira.c (memref_used_between_p): Skip debug insns.
5739 (update_equiv_regs): Likewise.
5740 * sched-deps.c (sd_lists_size): Accept empty list.
5741 (sd_init_insn): Mark debug insns.
5742 (sd_finish_insn): Unmark them.
5743 (sd_add_dep): Reject non-debug deps on debug insns.
5744 (fixup_sched_groups): Give debug insns group treatment.
5746 (sched_analyze_reg): Don't mark debug insns for sched before call.
5747 (sched_analyze_2): Handle debug insns.
5748 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5750 (deps_analyze_insn): Handle debug insns.
5751 (deps_start_bb): Skip debug insns.
5752 (init_deps): Initialize last_debug_insn.
5753 * tree-ssa.c (target_for_debug_bind): New.
5754 (find_released_ssa_name): New.
5755 (propagate_var_def_into_debug_stmts): New.
5756 (propagate_defs_into_debug_stmts): New.
5757 (verify_ssa): Skip debug bind stmts without values.
5758 (warn_uninialized_vars): Skip debug stmts.
5759 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5760 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5761 (rtx_equal_p): Likewise.
5762 * ira-costs.c (scan_one_insn): Skip debug insns.
5763 (process_bb_node_for_hard_reg_moves): Likewise.
5764 * rtl.h (DEBUG_INSN_P): New.
5765 (NONDEBUG_INSN_P): New.
5766 (MAY_HAVE_DEBUG_INSNS): New.
5767 (INSN_P): Accept debug insns.
5768 (RTX_FRAME_RELATED_P): Likewise.
5769 (INSN_DELETED_P): Likewise
5770 (PAT_VAR_LOCATION_DECL): New.
5771 (PAT_VAR_LOCATION_LOC): New.
5772 (PAT_VAR_OCATION_STATUS): New.
5773 (NOTE_VAR_LOCATION_DECL): Reimplement.
5774 (NOTE_VAR_LOCATION_LOC): Likewise.
5775 (NOTE_VAR_LOCATION_STATUS): Likewise.
5776 (INSN_VAR_LOCATION): New.
5777 (INSN_VAR_LOCATION_DECL): New.
5778 (INSN_VAR_LOCATION_LOC): New.
5779 (INSN_VAR_LOCATION_STATUS): New.
5780 (gen_rtx_UNKNOWN_VAR_LOC): New.
5781 (VAR_LOC_UNKNOWN_P): New.
5782 (NOTE_DURING_CALL_P): New.
5783 (SCHED_GROUP_P): Accept debug insns.
5784 (emit_debug_insn_before): Declare.
5785 (emit_debug_insn_before_noloc): Declare.
5786 (emit_debug_insn_beore_setloc): Declare.
5787 (emit_debug_insn_after): Declare.
5788 (emit_debug_insn_after_noloc): Declare.
5789 (emit_debug_insn_after_setloc): Declare.
5790 (emit_debug_insn): Declare.
5791 (make_debug_insn_raw): Declare.
5792 (prev_nondebug_insn): Declare.
5793 (next_nondebug_insn): Declare.
5794 (delegitimize_mem_from_attrs): Declare.
5795 (get_max_insn_count): Declare.
5796 (wrap_constant): Declare.
5797 (unwrap_constant): Declare.
5798 (get_curr_insn_source_location): Declare.
5799 (get_curr_insn_block): Declare.
5800 * tree-inline.c (insert_debug_decl_map): New.
5801 (processing_debug_stmt): New.
5802 (remap_decl): Don't create new mappings in debug stmts.
5803 (remap_gimple_op_r): Don't add references in debug stmts.
5804 (copy_tree_body_r): Likewise.
5805 (remap_gimple_stmt): Handle debug bind stmts.
5806 (copy_bb): Skip debug stmts.
5807 (copy_edges_for_bb): Likewise.
5808 (copy_debug_stmt): New.
5809 (copy_debug_stmts): New.
5810 (copy_body): Copy debug stmts at the end.
5811 (insert_init_debug_bind): New.
5812 (insert_init_stmt): Take id. Skip and emit debug stmts.
5813 (setup_one_parameter): Remap variable earlier, register debug mapping.
5814 (estimate_num_insns): Skip debug stmts.
5815 (expand_call_inline): Preserve debug_map.
5816 (optimize_inline_calls): Check for no debug_stmts left-overs.
5817 (unsave_expr_now): Preserve debug_map.
5818 (copy_gimple_seq_and_replace_locals): Likewise.
5819 (tree_function_versioning): Check for no debug_stmts left-overs.
5820 Init and destroy debug_map as needed. Split edges unconditionally.
5821 (build_duplicate_type): Init and destroy debug_map as needed.
5822 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5823 (struct copy_body_data): Add debug_stmts and debug_map.
5824 * sched-int.h (struct ready_list): Add n_debug.
5825 (struct deps): Add last_debug_insn.
5826 (DEBUG_INSN_SCHED_P): New.
5827 (BOUNDARY_DEBUG_INSN_P): New.
5828 (SCHEDULE_DEBUG_INSN_P): New.
5829 (sd_iterator_cond): Accept empty list.
5830 * combine.c (create_log_links): Skip debug insns.
5831 (combine_instructions): Likewise.
5832 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5833 return value is always unshared.
5834 (struct rtx_subst_pair): New.
5835 (auto_adjust_pair): New.
5836 (propagate_for_debug_subst): New.
5837 (propagate_for_debug): New.
5838 (try_combine): Skip debug insns. Propagate removed defs into
5840 (next_nonnote_nondebug_insn): New.
5841 (distribute_notes): Use it. Skip debug insns.
5842 (distribute_links): Skip debug insns.
5843 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5844 * resource.c (mark_target_live_regs): Likewise.
5845 * var-tracking.c: Include cselib.h and target.h.
5846 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5848 (micro_operation_type_name): New.
5849 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5850 (struct micro_operation_def): Update comments.
5851 (decl_or_value): New type. Use instead of decls.
5852 (struct emit_note_data_def): Add vars.
5853 (struct attrs_def): Use decl_or_value.
5854 (struct variable_tracking_info_def): Add permp, flooded.
5855 (struct location_chain_def): Update comment.
5856 (struct variable_part_def): Use decl_or_value.
5857 (struct variable_def): Make var_part a variable length array.
5859 (scratch_regs): New.
5860 (cselib_hook_called): New.
5861 (dv_is_decl_p): New.
5862 (dv_is_value_p): New.
5865 (dv_as_opaque): New.
5866 (dv_onepart_p): New.
5868 (IS_DECL_CODE): New.
5869 (check_value_is_not_decl): New.
5870 (dv_from_decl): New.
5871 (dv_from_value): New.
5872 (dv_htab_hash): New.
5873 (variable_htab_hash): Use it.
5874 (variable_htab_eq): Support values.
5875 (variable_htab_free): Free from the right pool.
5876 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5877 (attrs_list_union): Adjust.
5878 (attrs_list_mpdv_union): New.
5879 (tie_break_pointers): New.
5880 (canon_value_cmp): New.
5881 (unshare_variable): Return possibly-modified slot.
5882 (vars_copy_1): Adjust.
5883 (var_reg_decl_set): Adjust. Split out of...
5884 (var_reg_set): ... this.
5885 (get_init_value): Adjust.
5886 (var_reg_delete_and_set): Adjust.
5887 (var_reg_delete): Adjust.
5888 (var_regno_delete): Adjust.
5889 (var_mem_decl_set): Split out of...
5890 (var_mem_set): ... this.
5891 (var_mem_delete_and_set): Adjust.
5892 (var_mem_delete): Adjust.
5896 (variable_union): Adjust. Speed up merge of 1-part vars.
5897 (variable_canonicalize): Use unshared slot.
5898 (VALUED_RECURSED_INTO): New.
5899 (find_loc_in_1pdv): New.
5900 (struct dfset_merge): New.
5901 (insert_into_intersection): New.
5902 (intersect_loc_chains): New.
5904 (canonicalize_loc_order_check): New.
5905 (canonicalize_values_mark): New.
5906 (canonicalize_values_star): New.
5907 (variable_merge_over_cur): New.
5908 (variable_merge_over_src): New.
5909 (dataflow_set_merge): New.
5910 (dataflow_set_equiv_regs): New.
5911 (remove_duplicate_values): New.
5912 (struct dfset_post_merge): New.
5913 (variable_post_merge_new_vals): New.
5914 (variable_post_merge_perm_vals): New.
5915 (dataflow_post_merge_adjust): New.
5916 (find_mem_expr_in_1pdv): New.
5917 (dataflow_set_preserve_mem_locs): New.
5918 (dataflow_set_remove_mem_locs): New.
5919 (dataflow_set_clear_at_call): New.
5920 (onepart_variable_different_p): New.
5921 (variable_different_p): Use it.
5922 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5923 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5925 (track_loc_p): Pass it true.
5926 (struct count_use_info): New.
5927 (find_use_val): New.
5928 (replace_expr_with_values): New.
5930 (use_type): New, partially split out of...
5931 (count_uses): ... this. Count new micro-ops.
5932 (count_uses_1): Adjust.
5933 (count_stores): Adjust.
5934 (count_with_sets): New.
5935 (VAL_NEEDS_RESOLUTION): New.
5936 (VAL_HOLDS_TRACK_EXPR): New.
5937 (VAL_EXPR_IS_COPIED): New.
5938 (VAL_EXPR_IS_CLOBBERED): New.
5939 (add_uses): Adjust. Generate new micro-ops.
5940 (add_uses_1): Adjust.
5941 (add_stores): Generate new micro-ops.
5942 (add_with_sets): New.
5943 (find_src_status): Adjust.
5944 (find_src_set_src): Adjust.
5945 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5946 Handle new micro-ops. Canonicalize value equivalances.
5947 (vt_find_locations): Compute total size of hash tables for
5948 dumping. Perform merge for var-tracking-assignments. Don't
5949 disregard single-block loops.
5950 (dump_attrs_list): Handle decl_or_value.
5951 (dump_variable): Take variable. Deal with decl_or_value.
5952 (dump_variable_slot): New.
5953 (dump_vars): Use it.
5954 (dump_dataflow_sets): Adjust.
5955 (set_slot_part): New, extended to support one-part variables
5956 after splitting out of...
5957 (set_variable_part): ... this.
5958 (clobber_slot_part): New, split out of...
5959 (clobber_variable_part): ... this.
5960 (delete_slot_part): New, split out of...
5961 (delete_variable_part): .... this.
5962 (check_wrap_constant): New.
5963 (vt_expand_loc_callback): New.
5964 (vt_expand_loc): New.
5965 (emit_note_insn_var_location): Adjust. Handle values. Handle
5966 EMIT_NOTE_AFTER_CALL_INSN.
5967 (emit_notes_for_differences_1): Adjust. Handle values.
5968 (emit_notes_for_differences_2): Likewise.
5969 (emit_notes_for_differences): Adjust.
5970 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5971 Adjust. Handle new micro-ops.
5972 (vt_add_function_parameters): Adjust. Create and bind values.
5973 (vt_initialize): Adjust. Initialize scratch_regs and
5974 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5975 operations. Move some code to count_with_sets and add_with_sets.
5976 (delete_debug_insns): New.
5977 (vt_debug_insns_local): New.
5978 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5980 (var_tracking_main): If var-tracking-assignments is enabled
5981 but var-tracking isn't, delete debug insns and leave. Likewise
5982 if we exceed limits or fail the stack adjustments tests, and
5983 after all var-tracking processing.
5984 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5985 (dataflow_set): Add traversed_vars.
5986 (value_chain, const_value_chain): New typedefs.
5987 (value_chain_pool, value_chains): New variables.
5988 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5989 add_value_chains, add_cselib_value_chains, remove_value_chain,
5990 remove_value_chains, remove_cselib_value_chains): New functions.
5991 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5992 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5994 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5995 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5996 (dst_can_be_shared): New variable.
5997 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5998 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5999 different from set->vars, look up slot again instead of using the
6001 (dataflow_set_init): Initialize traversed_vars.
6002 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6003 lookup if set->vars is shared. Don't keep slot cleared before
6004 calling unshare_variable. Unshare set->vars if needed. Adjust
6005 unshare_variable callers. Clear dst_can_be_shared if needed.
6006 Even ->refcount == 1 vars must be unshared if set->vars is shared
6007 and var needs to be modified.
6008 (dataflow_set_union): Set traversed_vars during canonicalization.
6009 (VALUE_CHANGED, DECL_CHANGED): Define.
6010 (set_dv_changed, dv_changed_p): New static inlines.
6011 (track_expr_p): Clear DECL_CHANGED.
6012 (dump_dataflow_sets): Set it.
6013 (variable_was_changed): Call set_dv_changed.
6014 (emit_note_insn_var_location): Likewise.
6015 (changed_variables_stack): New variable.
6016 (check_changed_vars_1, check_changed_vars_2): New functions.
6017 (emit_notes_for_changes): Do nothing if changed_variables is
6018 empty. Traverse changed_variables with check_changed_vars_1,
6019 call check_changed_vars_2 on each changed_variables_stack entry.
6020 (emit_notes_in_bb): Add SET argument. Just clear it at the
6021 beginning, use it instead of local &set, don't destroy it at the end.
6022 (vt_emit_notes): Call dataflow_set_clear early on all
6023 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6024 computed set, dataflow_set_clear also VTI(bb)->in when we are
6025 done with the basic block. Initialize changed_variables_stack,
6026 free it afterwards. If ENABLE_CHECKING verify that after noting
6027 differences to an empty set value_chains hash table is empty.
6028 (vt_initialize): Initialize value_chains and value_chain_pool.
6029 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6030 (variable_tracking_main): Call dump_dataflow_sets before calling
6031 vt_emit_notes, not after it.
6032 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6033 (propagate_var_def_into_debug_stmts): Declare.
6034 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6035 (df_set_note): Reject debug insns.
6036 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6037 add notes to debug insns.
6038 (df_note_bb_compute): Adjust. Likewise.
6039 (df_simulate_uses): Skip debug insns.
6040 (df_simulate_initialize_backwards): Likewise.
6041 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6042 (subst_stack_regs_pat): Reject debug insns.
6043 (convert_regs_1): Handle debug insns.
6044 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6045 (print-rtl.o): Depend on cselib.h.
6046 (cselib.o): Depend on TREE_PASS_H.
6047 (var-tracking.o): Depend on cselib.h and TARGET_H.
6048 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6049 (init_ready_list): Skip boundary debug insns.
6050 (add_branch_dependences): Skip debug insns.
6051 (free_block_dependencies): Check for blocks with only debug insns.
6052 (compute_priorities): Likewise.
6053 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6054 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6056 (gimple_build_debug_bind_stat): New.
6057 (empty_body_p): Skip debug stmts.
6058 (gimple_has_side_effects): Likewise.
6059 (gimple_rhs_has_side_effects): Likewise.
6060 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6061 (gimple_build_debug_bind_stat): Declare.
6062 (gimple_build_debug_bind): Define.
6063 (is_gimple_debug): New.
6064 (gimple_debug_bind_p): New.
6065 (gimple_debug_bind_get_var): New.
6066 (gimple_debug_bind_get_value): New.
6067 (gimple_debug_bind_get_value_ptr): New.
6068 (gimple_debug_bind_set_var): New.
6069 (gimple_debug_bind_set_value): New.
6070 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6071 (gimple_debug_bind_reset_value): New.
6072 (gimple_debug_bind_has_value_p): New.
6073 (gsi_next_nondebug): New.
6074 (gsi_prev_nondebug): New.
6075 (gsi_start_nondebug_bb): New.
6076 (gsi_last_nondebug_bb): New.
6077 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6078 (print_insn): Handle DEBUG_INSN.
6079 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6080 of first insn prevail.
6081 (first_stmt): Skip debug stmts.
6082 (first_non_label_stmt): Likewise.
6083 (last_stmt): Likewise.
6084 (has_zero_uses_1): New.
6085 (single_imm_use_1): New.
6086 (verify_gimple_debug): New.
6087 (verify_types_in_gimple_stmt): Handle debug stmts.
6088 (verify_stmt): Likewise.
6089 (debug_loop_num): Skip debug stmts.
6090 (remove_edge_and_dominated_blocks): Remove dominators last.
6091 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6092 (linearize_expr): Likewise.
6093 * config/i386/i386.c (ix86_delegitimize_address): Call
6094 default implementation.
6095 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6096 (group_barrier_needed): Skip debug insns.
6097 (emit_insn_group_barriers): Likewise.
6098 (emit_all_insn_group_barriers): Likewise.
6099 (ia64_variable_issue): Handle debug insns.
6100 (ia64_dfa_new_cycle): Likewise.
6101 (final_emit_insn_group_barriers): Skip debug insns.
6102 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6103 def cfa without frame.
6104 (process_set): Likewise.
6105 (process_for_unwind_directive): Pass frame on.
6106 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6107 (rs6000_delegitimize_address): New.
6108 (rs6000_debug_adjust_cost): Handle debug insns.
6109 (is_microcoded_insn): Likewise.
6110 (is_cracked_insn): Likewise.
6111 (is_nonpipeline_insn): Likewise.
6112 (insn_must_be_first_in_group): Likewise.
6113 (insn_must_be_last_in_group): Likewise.
6114 (force_new_group): Likewise.
6115 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6116 contains only debug insns.
6117 (rtl_merge_blocks): Skip debug insns.
6118 (purge_dead_edges): Likewise.
6119 (rtl_block_ends_with_call_p): Skip debug insns.
6120 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6121 (mark_reg_dependencies): Skip debug insns.
6122 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6123 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6124 * tree-ssa-threadedge.c
6125 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6126 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6127 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6128 (copyprop_hardreg_forward_1): Handle debug insns.
6129 * reload1.c (reload): Skip debug insns. Replace unassigned
6130 pseudos in debug insns with their equivalences.
6131 (eliminate_regs_in_insn): Skip debug insns.
6132 (emit_input_reload_insns): Skip debug insns at first, adjust
6134 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6135 (get_indirect_ref_operands): Pass opf_no_vops on.
6136 (get_expr_operands): Likewise. Skip debug stmts.
6137 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6139 2009-09-01 Richard Henderson <rth@redhat.com>
6141 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6142 stmt_ends_pp_p statements at least once.
6143 * tree-vrp.c (vrp_initialize): Likewise.
6144 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6146 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6149 Fix AIX bootstrap after PR debug/30161
6150 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6151 that is a GNU extension.
6152 (tmpl_value_parm_die_table): Move the definition of this global
6153 outside #ifdef DWARF2_DEBUGGING_INFO region.
6155 2009-09-01 Richard Guenther <rguenther@suse.de>
6157 * tree.c (tree_expr_size): New function.
6158 * tree.h (tree_expr_size): Declare.
6159 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6160 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6161 * langhooks.c (lhd_expr_size): Remove.
6162 * langhooks.h (struct lang_hooks): Remove expr_size.
6163 * explow.c (expr_size): Use tree_expr_size.
6164 (int_expr_size): Likewise.
6165 * langhooks-def.h (lhd_expr_size): Remove.
6166 (LANG_HOOKS_EXPR_SIZE): Likewise.
6167 (LANG_HOOKS_INITIALIZER): Adjust.
6169 2009-09-01 Richard Guenther <rguenther@suse.de>
6171 * tree-flow.h (mark_addressable): Move declaration ...
6172 * tree.h (mark_addressable): ... here.
6173 * stmt.c (expand_asm_operands): Use mark_addressable, not
6174 lang_hooks.mark_addressable.
6175 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6176 LANG_HOOKS_MARK_ADDRESSABLE.
6177 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6178 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6180 2009-08-31 Chris Demetriou <cgd@google.com>
6182 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6183 vectorize if not TARGET_SSE2.
6185 2009-08-31 DJ Delorie <dj@redhat.com>
6187 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6188 registers if no coprocessor is enabled.
6190 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6193 * cgraph.h (cgraph_get_node): Declare ...
6194 * cgraph.c (cgraph_get_node): ... new function.
6195 * dwarf2out.c (gen_generic_params_dies,
6196 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6197 make_ith_pack_parameter_name,
6198 append_entry_to_tmpl_value_parm_die_table,
6199 gen_remaining_tmpl_value_param_die_attribute): New functions.
6200 (gen_subprogram_die): Generate debug info for template parameters
6201 if debug info level is higher than DINFO_LEVEL_TERSE.
6202 Use tree_add_const_value_attribute_for_decl instead of
6203 tree_add_const_value_attribute.
6204 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6205 instead of tree_add_const_value_attribute.
6206 (gen_struct_or_union_type_die): Generate debug
6207 info for template parameters if debug info level is higher than
6209 (tree_add_const_value_attribute): Handle integral and pointer
6210 constants. Update comment.
6211 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6212 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6213 (reference_to_unused): Fix thinko. Remove redundant predicates from
6215 (tree_add_const_value_attribute): Make this work for constant
6217 tree_add_const_value_attribute_for_decl is to be used for variable
6219 (add_location_or_const_value_attribute): Use
6220 tree_add_const_value_attribute_for_decl now.
6221 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6222 DW_TAG_template_value_param DIEs after function DIEs have been
6224 * langhooks.h (lang_hooks_for_types): Add
6225 get_argument_pack_elems.
6226 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6227 (lang_hooks): Added get_innermost_generic_parms,
6228 get_innermost_generic_args.
6229 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6230 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6231 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6232 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6234 2009-08-31 DJ Delorie <dj@redhat.com>
6236 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6237 it once we start generating the prologue or epilogue.
6238 (mep_call_saves_register): If the frame is locked, re-use
6240 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6241 (mep_expand_prologue): Call it.
6242 (mep_expand_epilogue): Likewise.
6243 (mep_start_function): Use the same logic as mep_expand_prologue.
6244 (mep_pass_by_reference): Make logic more readable.
6245 (mep_return_in_memory): Zero-sized objects are passed in memory.
6246 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6248 2009-08-31 Richard Guenther <rguenther@suse.de>
6250 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6251 to query if the memory regions for memmove overlap.
6252 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6253 asserts on pointers, instead deal with odd trees.
6254 (ptr_derefs_may_alias_p): Likewise.
6255 (refs_may_alias_p_1): Constructor bases also never alias.
6257 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6259 * doc/install.texi (Final install): Adjust reference on where to
6260 order printed manuals.
6262 2009-08-30 Olivier Hainque <hainque@adacore.com>
6264 * dwarf2out.c (switch_to_frame_table_section): Move
6265 definition prior to first use.
6267 2009-08-30 Richard Guenther <rguenther@suse.de>
6269 PR tree-optimization/41186
6270 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6271 (ao_ref_init_from_ptr_and_size): New function.
6272 (ref_maybe_used_by_call_p_1): Be more precise tracking
6273 used ranges for builtin functions.
6274 (ref_maybe_used_by_call_p): Adjust.
6275 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6276 ranges for builtin functions.
6277 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6279 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6282 * fwprop.c (get_reg_use_in): Delete.
6283 (free_load_extend): New function.
6284 (forward_propagate_subreg): Use it.
6286 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6288 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6290 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6293 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6296 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6298 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6299 fini or fini_array section.
6301 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6303 * graphite-dependences.c (graphite_legal_transform_bb): Call
6304 pbb_remove_duplicate_pdrs.
6305 * graphite-poly.c (can_collapse_pdr): Removed.
6306 (pdr_find_duplicate): Removed.
6307 (can_collapse_pdrs): New.
6308 (pbb_remove_duplicate_pdrs): New.
6309 (new_poly_dr): Do not look for duplicates.
6310 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6311 (PBB_PDR_DUPLICATES_REMOVED): New.
6312 (pbb_remove_duplicate_pdrs): Declared.
6314 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6316 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6317 the strides by multiplying by PDR_NB_REFS.
6318 * graphite-poly.c (can_collapse_pdr): New.
6319 (pdr_find_duplicate): New.
6320 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6321 Initialize PDR_NB_REFS.
6322 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6324 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6326 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6329 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6332 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6334 * graphite-dependences.c (pddr_original_scattering): Return NULL
6335 for read-read dependence relations.
6336 * graphite-poly.h (enum poly_dr_type): Fix comment.
6339 (pdr_may_write_p): New.
6341 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6343 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6344 (struct poly_dr): Same.
6345 (new_poly_dr): Same.
6346 * graphite-poly.c (new_poly_dr): Same.
6347 * graphite-dependences.c (dot_deps): Disable call to system.
6349 2009-08-28 Cary Coutant <ccoutant@google.com>
6352 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6353 struct/union/enum types local to a function.
6355 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6356 Sebastian Pop <sebastian.pop@amd.com>
6358 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6359 pbb_strip_mine_time_depth. Changed the implementation so that
6360 transformation is expressed as a transformation on
6361 time (scatttering) dimensions. Also, ensures that the 2d+1
6362 scheduling format is preserved.
6363 (pbb_strip_mine_profitable_p): Profitability is based on the
6364 iteration number of a given time (scattering) dimension,
6365 and not on a original loop depth dimension.
6366 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6367 (pbb_do_strip_mine): Call psct_dynamic_dim.
6368 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6369 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6370 (pbb_nb_dynamic_scattering_transform): New.
6371 (psct_dynamic_dim): New.
6373 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6375 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6376 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6377 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6378 * graphite-interchange.c (build_linearized_memory_access): Same.
6379 (memory_stride_in_loop): Same.
6381 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6383 * graphite-dependences.c (pddr_original_scattering): New.
6384 (graphite_legal_transform_dr): Call pddr_original_scattering.
6387 * graphite-dependences.h (dot_deps): Declared.
6388 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6389 (print_pdr): Print PDR_ID.
6390 * graphite-poly.h (struct poly_dr): Add field id.
6393 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6395 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6397 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6398 not delete the original dependence relation.
6400 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6402 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6403 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6404 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6405 (free_poly_ddr): New.
6406 (pddr_is_empty): New.
6407 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6408 (dependence_polyhedron): Same. Remove useless gcc_assert.
6410 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6411 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6412 * graphite-dependences.h (enum poly_dependence_kind): New.
6413 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6414 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6415 (PDRP_SINK): Renamed PDDR_SINK.
6416 (PDRP_DDP): Renamed PDDR_DDP.
6418 (free_poly_ddr): Declared.
6419 * graphite-poly.c (new_scop): Use the new hash function names.
6420 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6421 into original_pddrs.
6422 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6424 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6426 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6427 bounds with LT_EXPR to make niter analysis more precise on code
6428 generated by Graphite.
6430 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6432 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6433 (graphite_legal_transform_bb): Same.
6434 (poly_drs_may_alias_p): Same.
6436 2009-08-28 Richard Guenther <rguenther@suse.de>
6438 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6440 2009-08-28 Jan Beulich <jbeulich@novell.com>
6442 * config/i386/netware.c: Include langhooks.h.
6443 (i386_nlm_encode_section_info): Simplify.
6444 (netware_override_options): Delete.
6445 * config/i386/netware.h (netware_override_options): Delete
6447 (OVERRIDE_OPTIONS): Delete definition.
6448 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6449 (ASM_COMMENT_START): Define.
6450 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6452 2009-08-28 Jan Beulich <jbeulich@novell.com>
6454 * configure.ac: For in-tree ld, do a plain version check to
6455 determine whether comdat groups are supported.
6456 * configure: Regenerate.
6458 2009-08-28 Olivier Hainque <hainque@adacore.com>
6460 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6461 always defined. Reflect definition or absence of such for
6462 COLLECT_EXPORT_LIST. Readability helper.
6463 (scanfilter): New enum, to help control what symbols
6464 are to be considered or ignored by scan_prog_file.
6465 (enum pass): Rename as "scanpass", moved together with scanfilter
6466 prior to scan_prog_file's prototype.
6467 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6468 Group prototype with the scanpass/scanfilter definitions, factorize
6469 head comments for the several implementations at the prototype.
6470 (main): Reorganize the first pass link control to let AIX
6471 drag only the needed frame tables in executables. Prevent
6472 frame tables collection during the scan aimed at static ctors.
6473 Pre-link and scan for frame tables later to compensate.
6474 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6475 A C statement to issue assembly directives that create a reference
6476 to the given DWARF table identifier label from the current function
6478 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6479 to differentiate first time section entry. Only emit a .data
6480 tables start identifier label the first time around.
6481 (switch_to_frame_table_section): New function. Helper for
6482 output_call_frame_info to switch possibly BACK into the eh_frame
6483 or the debug_frame section depending on FOR_EH.
6484 (output_call_frame_info): Use helper to first enter the proper
6486 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6487 emit a link to the frame table start label from each function
6489 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6490 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6491 * config/rs6000/rs6000-protos.h: Declare it.
6492 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6494 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6496 * config/sh/sh.c (split_branches): Check the result of
6499 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6501 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6502 using -pthread -fopenmp
6504 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6506 * doc/service.texi (service directory): Update URL.
6508 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6510 PR rtl-optimization/40861
6511 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6512 extract word from a multi-word subreg for negative byte positions.
6514 2009-08-27 Tristan Gingold <gingold@adacore.com>
6515 Douglas B Rupp <rupp@gnat.com>
6517 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6518 (SECTION_VMS_OVERLAY): Define.
6519 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6521 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6523 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6524 common_object declarations.
6525 (ia64_section_type_flags): Set section flag for common_object.
6526 * config/ia64/ia64-protos.h
6527 (ia64_vms_output_aligned_decl_common): Declare.
6528 (ia64_vms_elf_asm_named_section): Declare.
6530 2009-08-27 Michael Matz <matz@suse.de>
6532 * expr.c (expand_expr_real_2): New function taking exploded
6533 unary or binary expression, split out from ...
6534 (expand_expr_real_1): ... here. Move over all unary/binary
6535 switch parts to above function, in particular these codes:
6536 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6537 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6538 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6539 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6540 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6541 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6542 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6543 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6544 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6545 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6546 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6547 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6548 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6549 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6550 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6551 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6552 VEC_PACK_FIX_TRUNC_EXPR.
6553 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6556 2009-08-27 Richard Guenther <rguenther@suse.de>
6558 * gengtype.c (main): Handle uint64_t.
6559 * ipa-utils.c (get_base_var): Indent properly.
6560 * tree-ssa-live.c (debug_scope_block): New function.
6561 * tree-flow.h (debug_scope_block): Declare.
6562 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6563 * basic-block.h (enum profile_status): Rename to
6564 enum profile_status_d.
6565 (x_profile_status): Adjust type.
6567 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6570 * dwarf2out.c (get_context_die): Declare this static function.
6571 (gen_type_die_with_usage): Make sure a DIE is a generated for
6572 the context of a typedef.
6574 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6576 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6579 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6581 * config/mips/mips-protos.h (mips_output_sync): Declare.
6582 (mips_sync_loop_insns): Likewise.
6583 (mips_output_sync_loop): Replace first two parameters with an rtx.
6584 * config/mips/mips.c (mips_multi_member): New structure.
6585 (mips_multi_members): New variable.
6586 (mips_multi_start): New function.
6587 (mips_multi_add): Likewise.
6588 (mips_multi_add_insn): Likewise.
6589 (mips_multi_add_label): Likewise.
6590 (mips_multi_last_index): Likewise.
6591 (mips_multi_copy_insn): Likewise.
6592 (mips_multi_set_operand): Likewise.
6593 (mips_multi_write): Likewise.
6594 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6595 (mips_init_print_operand_punct): Update accordingly.
6596 (mips_start_ll_sc_sync_block): New function.
6597 (mips_end_ll_sc_sync_block): Likewise.
6598 (mips_output_sync): Likewise.
6599 (mips_sync_insn1_template): Likewise.
6600 (mips_sync_insn2_template): Likewise.
6601 (mips_get_sync_operand): Likewise.
6602 (mips_process_sync_loop): Likewise.
6603 (mips_output_sync_loop): Use mips_process_sync_loop.
6604 (mips_sync_loop_insns): New function.
6605 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6606 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6607 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6608 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6609 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6610 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6611 (MIPS_SYNC_OLD_OP_12): Likewise.
6612 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6613 (MIPS_SYNC_NEW_OP_12): Likewise.
6614 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6615 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6616 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6617 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6618 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6619 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6620 * config/mips/mips.md (sync_mem): New attribute.
6621 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6622 (sync_exclusive_mask, sync_required_oldval): Likewise.
6623 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6624 (sync_release_barrier): Likewise.
6625 (length): Handle sync loops.
6626 (sync): Use mips_output_sync.
6627 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6628 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6629 and use mips_output_sync_loop.
6630 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6631 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6632 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6633 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6634 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6635 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6636 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6637 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6638 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6640 2009-08-26 Richard Guenther <rguenther@suse.de>
6643 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6644 the types to not match.
6645 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6647 * tree-ssa.c (useless_type_conversion_p): Conversions to
6648 pointers to unprototyped functions are useless.
6650 2009-08-26 Richard Guenther <rguenther@suse.de>
6652 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6653 whole-program condition, prepare to be called for non-globals.
6654 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6655 params build a representative with known type and track its fields.
6657 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6659 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6660 clearing by a taken branch.
6661 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6662 effectively after bbro pass.
6663 (sync_nand<mode>): Ditto.
6664 (sync_old_<fetchop_name><mode>): Ditto.
6665 (sync_old_nand<mode>): Ditto.
6666 (sync_new_<fetchop_name><mode>): Dito.
6667 (sync_new_nand<mode>): Ditto.
6668 (sync_compare_and_swap<mode>_1): Ditto.
6669 (*sync_compare_and_swap<mode>): Ditto.
6670 (sync_lock_test_and_set<mode>_1): Ditto.
6671 ("sync_lock_test_and_set<mode>): Ditto.
6673 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6675 * hwint.h (HOST_LONG_FORMAT): New macro
6676 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6677 Use HOST_PTR_PRINTF.
6678 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6679 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6680 (HOST_PTR_PRINTF): Document.
6682 2009-08-25 Jan Hubicka <jh@suse.cz>
6684 * config/i386/bmmintrin.h: Replace by #error.
6687 Michael Meissner <michael.meissner@amd.com>
6688 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6689 Tony Linthicum <tony.linthicum@amd.com>
6691 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6692 (TARGET_ROUND): New macro for the round/ptest instructions which
6693 are shared between SSE4.1 and SSE5.
6694 (OPTION_MASK_ISA_ROUND): Ditto.
6695 (OPTION_ISA_ROUND): Ditto.
6696 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6697 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6699 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6700 (-mfused-madd): New switch to give users control over whether the
6701 compiler optimizes to use the multiply/add SSE5 instructions.
6703 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6704 (ix86_handle_option): Turn off 3dnow if -msse5.
6705 (override_options): Add SSE5 support.
6706 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6708 (ix86_expand_sse_movcc): Add SSE5 support.
6709 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6710 vector type to the next largest size.
6711 (ix86_expand_sse5_pack): New function to use pperm to pack a
6712 vector type to the next smallest size.
6713 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6714 (IX86_BUILTIN_FMADDSD): Ditto.
6715 (IX86_BUILTIN_FMADDPS): Ditto.
6716 (IX86_BUILTIN_FMADDPD): Ditto.
6717 (IX86_BUILTIN_FMSUBSS): Ditto.
6718 (IX86_BUILTIN_FMSUBSD): Ditto.
6719 (IX86_BUILTIN_FMSUBPS): Ditto.
6720 (IX86_BUILTIN_FMSUBPD): Ditto.
6721 (IX86_BUILTIN_FNMADDSS): Ditto.
6722 (IX86_BUILTIN_FNMADDSD): Ditto.
6723 (IX86_BUILTIN_FNMADDPS): Ditto.
6724 (IX86_BUILTIN_FNMADDPD): Ditto.
6725 (IX86_BUILTIN_FNMSUBSS): Ditto.
6726 (IX86_BUILTIN_FNMSUBSD): Ditto.
6727 (IX86_BUILTIN_FNMSUBPS): Ditto.
6728 (IX86_BUILTIN_FNMSUBPD): Ditto.
6729 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6730 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6731 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6732 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6733 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6734 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6735 (IX86_BUILTIN_PPERM): Ditto.
6736 (IX86_BUILTIN_PERMPS): Ditto.
6737 (IX86_BUILTIN_PERMPD): Ditto.
6738 (IX86_BUILTIN_PMACSSWW): Ditto.
6739 (IX86_BUILTIN_PMACSWW): Ditto.
6740 (IX86_BUILTIN_PMACSSWD): Ditto.
6741 (IX86_BUILTIN_PMACSWD): Ditto.
6742 (IX86_BUILTIN_PMACSSDD): Ditto.
6743 (IX86_BUILTIN_PMACSDD): Ditto.
6744 (IX86_BUILTIN_PMACSSDQL): Ditto.
6745 (IX86_BUILTIN_PMACSSDQH): Ditto.
6746 (IX86_BUILTIN_PMACSDQL): Ditto.
6747 (IX86_BUILTIN_PMACSDQH): Ditto.
6748 (IX86_BUILTIN_PMADCSSWD): Ditto.
6749 (IX86_BUILTIN_PMADCSWD): Ditto.
6750 (IX86_BUILTIN_PHADDBW): Ditto.
6751 (IX86_BUILTIN_PHADDBD): Ditto.
6752 (IX86_BUILTIN_PHADDBQ): Ditto.
6753 (IX86_BUILTIN_PHADDWD): Ditto.
6754 (IX86_BUILTIN_PHADDWQ): Ditto.
6755 (IX86_BUILTIN_PHADDDQ): Ditto.
6756 (IX86_BUILTIN_PHADDUBW): Ditto.
6757 (IX86_BUILTIN_PHADDUBD): Ditto.
6758 (IX86_BUILTIN_PHADDUBQ): Ditto.
6759 (IX86_BUILTIN_PHADDUWD): Ditto.
6760 (IX86_BUILTIN_PHADDUWQ): Ditto.
6761 (IX86_BUILTIN_PHADDUDQ): Ditto.
6762 (IX86_BUILTIN_PHSUBBW): Ditto.
6763 (IX86_BUILTIN_PHSUBWD): Ditto.
6764 (IX86_BUILTIN_PHSUBDQ): Ditto.
6765 (IX86_BUILTIN_PROTB): Ditto.
6766 (IX86_BUILTIN_PROTW): Ditto.
6767 (IX86_BUILTIN_PROTD): Ditto.
6768 (IX86_BUILTIN_PROTQ): Ditto.
6769 (IX86_BUILTIN_PROTB_IMM): Ditto.
6770 (IX86_BUILTIN_PROTW_IMM): Ditto.
6771 (IX86_BUILTIN_PROTD_IMM): Ditto.
6772 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6773 (IX86_BUILTIN_PSHLB): Ditto.
6774 (IX86_BUILTIN_PSHLW): Ditto.
6775 (IX86_BUILTIN_PSHLD): Ditto.
6776 (IX86_BUILTIN_PSHLQ): Ditto.
6777 (IX86_BUILTIN_PSHAB): Ditto.
6778 (IX86_BUILTIN_PSHAW): Ditto.
6779 (IX86_BUILTIN_PSHAD): Ditto.
6780 (IX86_BUILTIN_PSHAQ): Ditto.
6781 (IX86_BUILTIN_FRCZSS): Ditto.
6782 (IX86_BUILTIN_FRCZSD): Ditto.
6783 (IX86_BUILTIN_FRCZPS): Ditto.
6784 (IX86_BUILTIN_FRCZPD): Ditto.
6785 (IX86_BUILTIN_CVTPH2PS): Ditto.
6786 (IX86_BUILTIN_CVTPS2PH): Ditto.
6787 (IX86_BUILTIN_COMEQSS): Ditto.
6788 (IX86_BUILTIN_COMNESS): Ditto.
6789 (IX86_BUILTIN_COMLTSS): Ditto.
6790 (IX86_BUILTIN_COMLESS): Ditto.
6791 (IX86_BUILTIN_COMGTSS): Ditto.
6792 (IX86_BUILTIN_COMGESS): Ditto.
6793 (IX86_BUILTIN_COMUEQSS): Ditto.
6794 (IX86_BUILTIN_COMUNESS): Ditto.
6795 (IX86_BUILTIN_COMULTSS): Ditto.
6796 (IX86_BUILTIN_COMULESS): Ditto.
6797 (IX86_BUILTIN_COMUGTSS): Ditto.
6798 (IX86_BUILTIN_COMUGESS): Ditto.
6799 (IX86_BUILTIN_COMORDSS): Ditto.
6800 (IX86_BUILTIN_COMUNORDSS): Ditto.
6801 (IX86_BUILTIN_COMFALSESS): Ditto.
6802 (IX86_BUILTIN_COMTRUESS): Ditto.
6803 (IX86_BUILTIN_COMEQSD): Ditto.
6804 (IX86_BUILTIN_COMNESD): Ditto.
6805 (IX86_BUILTIN_COMLTSD): Ditto.
6806 (IX86_BUILTIN_COMLESD): Ditto.
6807 (IX86_BUILTIN_COMGTSD): Ditto.
6808 (IX86_BUILTIN_COMGESD): Ditto.
6809 (IX86_BUILTIN_COMUEQSD): Ditto.
6810 (IX86_BUILTIN_COMUNESD): Ditto.
6811 (IX86_BUILTIN_COMULTSD): Ditto.
6812 (IX86_BUILTIN_COMULESD): Ditto.
6813 (IX86_BUILTIN_COMUGTSD): Ditto.
6814 (IX86_BUILTIN_COMUGESD): Ditto.
6815 (IX86_BUILTIN_COMORDSD): Ditto.
6816 (IX86_BUILTIN_COMUNORDSD): Ditto.
6817 (IX86_BUILTIN_COMFALSESD): Ditto.
6818 (IX86_BUILTIN_COMTRUESD): Ditto.
6819 (IX86_BUILTIN_COMEQPS): Ditto.
6820 (IX86_BUILTIN_COMNEPS): Ditto.
6821 (IX86_BUILTIN_COMLTPS): Ditto.
6822 (IX86_BUILTIN_COMLEPS): Ditto.
6823 (IX86_BUILTIN_COMGTPS): Ditto.
6824 (IX86_BUILTIN_COMGEPS): Ditto.
6825 (IX86_BUILTIN_COMUEQPS): Ditto.
6826 (IX86_BUILTIN_COMUNEPS): Ditto.
6827 (IX86_BUILTIN_COMULTPS): Ditto.
6828 (IX86_BUILTIN_COMULEPS): Ditto.
6829 (IX86_BUILTIN_COMUGTPS): Ditto.
6830 (IX86_BUILTIN_COMUGEPS): Ditto.
6831 (IX86_BUILTIN_COMORDPS): Ditto.
6832 (IX86_BUILTIN_COMUNORDPS): Ditto.
6833 (IX86_BUILTIN_COMFALSEPS): Ditto.
6834 (IX86_BUILTIN_COMTRUEPS): Ditto.
6835 (IX86_BUILTIN_COMEQPD): Ditto.
6836 (IX86_BUILTIN_COMNEPD): Ditto.
6837 (IX86_BUILTIN_COMLTPD): Ditto.
6838 (IX86_BUILTIN_COMLEPD): Ditto.
6839 (IX86_BUILTIN_COMGTPD): Ditto.
6840 (IX86_BUILTIN_COMGEPD): Ditto.
6841 (IX86_BUILTIN_COMUEQPD): Ditto.
6842 (IX86_BUILTIN_COMUNEPD): Ditto.
6843 (IX86_BUILTIN_COMULTPD): Ditto.
6844 (IX86_BUILTIN_COMULEPD): Ditto.
6845 (IX86_BUILTIN_COMUGTPD): Ditto.
6846 (IX86_BUILTIN_COMUGEPD): Ditto.
6847 (IX86_BUILTIN_COMORDPD): Ditto.
6848 (IX86_BUILTIN_COMUNORDPD): Ditto.
6849 (IX86_BUILTIN_COMFALSEPD): Ditto.
6850 (IX86_BUILTIN_COMTRUEPD): Ditto.
6851 (IX86_BUILTIN_PCOMEQUB): Ditto.
6852 (IX86_BUILTIN_PCOMNEUB): Ditto.
6853 (IX86_BUILTIN_PCOMLTUB): Ditto.
6854 (IX86_BUILTIN_PCOMLEUB): Ditto.
6855 (IX86_BUILTIN_PCOMGTUB): Ditto.
6856 (IX86_BUILTIN_PCOMGEUB): Ditto.
6857 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6858 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6859 (IX86_BUILTIN_PCOMEQUW): Ditto.
6860 (IX86_BUILTIN_PCOMNEUW): Ditto.
6861 (IX86_BUILTIN_PCOMLTUW): Ditto.
6862 (IX86_BUILTIN_PCOMLEUW): Ditto.
6863 (IX86_BUILTIN_PCOMGTUW): Ditto.
6864 (IX86_BUILTIN_PCOMGEUW): Ditto.
6865 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6866 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6867 (IX86_BUILTIN_PCOMEQUD): Ditto.
6868 (IX86_BUILTIN_PCOMNEUD): Ditto.
6869 (IX86_BUILTIN_PCOMLTUD): Ditto.
6870 (IX86_BUILTIN_PCOMLEUD): Ditto.
6871 (IX86_BUILTIN_PCOMGTUD): Ditto.
6872 (IX86_BUILTIN_PCOMGEUD): Ditto.
6873 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6874 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6875 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6876 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6877 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6878 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6879 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6880 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6881 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6882 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6883 (IX86_BUILTIN_PCOMEQB): Ditto.
6884 (IX86_BUILTIN_PCOMNEB): Ditto.
6885 (IX86_BUILTIN_PCOMLTB): Ditto.
6886 (IX86_BUILTIN_PCOMLEB): Ditto.
6887 (IX86_BUILTIN_PCOMGTB): Ditto.
6888 (IX86_BUILTIN_PCOMGEB): Ditto.
6889 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6890 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6891 (IX86_BUILTIN_PCOMEQW): Ditto.
6892 (IX86_BUILTIN_PCOMNEW): Ditto.
6893 (IX86_BUILTIN_PCOMLTW): Ditto.
6894 (IX86_BUILTIN_PCOMLEW): Ditto.
6895 (IX86_BUILTIN_PCOMGTW): Ditto.
6896 (IX86_BUILTIN_PCOMGEW): Ditto.
6897 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6898 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6899 (IX86_BUILTIN_PCOMEQD): Ditto.
6900 (IX86_BUILTIN_PCOMNED): Ditto.
6901 (IX86_BUILTIN_PCOMLTD): Ditto.
6902 (IX86_BUILTIN_PCOMLED): Ditto.
6903 (IX86_BUILTIN_PCOMGTD): Ditto.
6904 (IX86_BUILTIN_PCOMGED): Ditto.
6905 (IX86_BUILTIN_PCOMFALSED): Ditto.
6906 (IX86_BUILTIN_PCOMTRUED): Ditto.
6907 (IX86_BUILTIN_PCOMEQQ): Ditto.
6908 (IX86_BUILTIN_PCOMNEQ): Ditto.
6909 (IX86_BUILTIN_PCOMLTQ): Ditto.
6910 (IX86_BUILTIN_PCOMLEQ): Ditto.
6911 (IX86_BUILTIN_PCOMGTQ): Ditto.
6912 (IX86_BUILTIN_PCOMGEQ): Ditto.
6913 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6914 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6915 (enum multi_arg_type): New enum for describing the various SSE5
6916 intrinsic argument types.
6917 (bdesc_multi_arg): New table for SSE5 intrinsics.
6918 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6919 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6921 (ix86_expand_builtin): Add SSE5 intrinsic support.
6922 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6923 operand instructions.
6924 (ix86_expand_sse5_multiple_memory): New function to split the
6925 second memory reference from SSE5 instructions.
6926 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6927 (ix86_return_pops_args): Use stdarg_p to determine if the function
6928 has variable arguments.
6929 (ix86_setup_incoming_varargs): Ditto.
6930 (x86_this_parameter): Ditto.
6932 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6934 (ix86_expand_sse5_pack): Ditto.
6935 (ix86_sse5_valid_op_p): Ditto.
6936 (ix86_expand_sse5_multiple_memory): Ditto.
6938 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6939 constant for SSE5 support.
6940 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6941 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6942 (UNSPEC_SSE5_PERMUTE): Ditto.
6943 (UNSPEC_SSE5_ASHIFT): Ditto.
6944 (UNSPEC_SSE5_LSHIFT): Ditto.
6945 (UNSPEC_FRCZ): Ditto.
6946 (UNSPEC_CVTPH2PS): Ditto.
6947 (UNSPEC_CVTPS2PH): Ditto.
6948 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6950 (COM_FALSE_S): Ditto.
6951 (COM_FALSE_P): Ditto.
6952 (COM_TRUE_S): Ditto.
6953 (COM_TRUE_P): Ditto.
6954 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6955 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6957 (memory attribute): Ditto.
6958 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6959 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6960 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6961 (floor<mode>2): Ditto.
6962 (ceil<mode>2): Ditto.
6963 (btrunc<mode>2): Ditto.
6964 (nearbyintdf2): Ditto.
6965 (nearbyintsf2): Ditto.
6966 (sse_setccsf): Disable if SSE5.
6967 (sse_setccdf): Ditto.
6968 (sse5_setcc<mode>): New support for SSE5 conditional move.
6969 (sse5_pcmov_<mode>): Ditto.
6971 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6973 (SSEMODEF2P): Ditto.
6974 (ssemodesuffixf4): New mode attribute for SSE5.
6975 (ssemodesuffixf2s): Ditto.
6976 (ssemodesuffixf2c): Ditto.
6977 (sserotatemax): Ditto.
6978 (ssescalarmode): Ditto.
6979 (sse_maskcmpv4sf3): Disable if SSE5.
6980 (sse_maskcmpv2df3): Ditto.
6981 (sse_vmmaskcmpv4sf3): Ditto.
6982 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6983 (sse5_vmfmadd<mode>4): Ditto.
6984 (sse5_fmsub<mode>4): Ditto.
6985 (sse5_vmfmsub<mode>4): Ditto.
6986 (sse5_fnmadd<mode>4): Ditto.
6987 (sse5_vmfnmadd<mode>4): Ditto.
6988 (sse5_fnmsub<mode>4): Ditto.
6989 (sse5_vmfnmsub<mode>4): Ditto.
6990 (sse5i_fmadd<mode>4): Ditto.
6991 (sse5i_fmsub<mode>4): Ditto.
6992 (sse5i_fnmadd<mode>4): Ditto.
6993 (sse5i_fnmsub<mode>4): Ditto.
6994 (sse5i_vmfmadd<mode>4): Ditto.
6995 (sse5i_vmfmsub<mode>4): Ditto.
6996 (sse5i_vmfnmadd<mode>4): Ditto.
6997 (sse5i_vmfnmsub<mode>4): Ditto.
6998 (mulv16qi3): Add SSE5 support.
7000 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7001 (sse2_mulv4si3): Disable if SSE5.
7002 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7003 (sse4_1_roundps): Ditto.
7004 (sse4_1_roundsd): Ditto.
7005 (sse4_1_roundss): Ditto.
7006 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7008 (sse_maskcmpsf3): Ditto.
7009 (sse_vmmaskcmpv4sf3): Ditto.
7010 (sse2_maskcmpv2df3): Ditto.
7011 (sse2_maskcmpdf3): Ditto.
7012 (sse2_vmmaskcmpv2df3): Ditto.
7013 (sse2_eq<mode>3): Ditto.
7014 (sse2_gt<mode>3): Ditto.
7015 (sse5_pcmov_<mode>): Add SSE5 support.
7016 (vec_unpacku_hi_v16qi): Ditto.
7017 (vec_unpacks_hi_v16qi): Ditto.
7018 (vec_unpacku_lo_v16qi): Ditto.
7019 (vec_unpacks_lo_v16qi): Ditto.
7020 (vec_unpacku_hi_v8hi): Ditto.
7021 (vec_unpacks_hi_v8hi): Ditto.
7022 (vec_unpacku_lo_v8hi): Ditto.
7023 (vec_unpacks_lo_v8hi): Ditto.
7024 (vec_unpacku_hi_v4si): Ditto.
7025 (vec_unpacks_hi_v4si): Ditto.
7026 (vec_unpacku_lo_v4si): Ditto.
7027 (vec_unpacks_lo_v4si): Ditto.
7028 (sse5_pmacsww): New SSE5 intrinsic insn.
7029 (sse5_pmacssww): Ditto.
7030 (sse5_pmacsdd): Ditto.
7031 (sse5_pmacssdd): Ditto.
7032 (sse5_pmacssdql): Ditto.
7033 (sse5_pmacssdqh): Ditto.
7034 (sse5_pmacsdqh): Ditto.
7035 (sse5_pmacsswd): Ditto.
7036 (sse5_pmacswd): Ditto.
7037 (sse5_pmadcsswd): Ditto.
7038 (sse5_pmadcswd): Ditto.
7039 (sse5_pcmov_<move>): Conditional move support on SSE5.
7040 (sse5_phaddbw): New SSE5 intrinsic insn.
7041 (sse5_phaddbd): Ditto.
7042 (sse5_phaddbq): Ditto.
7043 (sse5_phaddwd): Ditto.
7044 (sse5_phaddwq): Ditto.
7045 (sse5_phadddq): Ditto.
7046 (sse5_phaddubw): Ditto.
7047 (sse5_phaddubd): Ditto.
7048 (sse5_phaddubq): Ditto.
7049 (sse5_phadduwd): Ditto.
7050 (sse5_phadduwq): Ditto.
7051 (sse5_phaddudq): Ditto.
7052 (sse5_phsubbw): Ditto.
7053 (sse5_phsubwd): Ditto.
7054 (sse5_phsubdq): Ditto.
7055 (sse5_pperm): Ditto.
7056 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7057 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7058 (sse5_pperm_sign_v8hi_v4si): Ditto.
7059 (sse5_pperm_zero_v8hi_v4si): Ditto.
7060 (sse5_pperm_sign_v4si_v2di): Ditto.
7061 (sse5_pperm_sign_v4si_v2di): Ditto.
7062 (sse5_pperm_pack_v2di_v4si): Ditto.
7063 (sse5_pperm_pack_v4si_v8hi): Ditto.
7064 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7065 (sse5_perm<mode>): New SSE5 intrinsic insn.
7066 (rotl<mode>3): Ditto.
7067 (sse5_rotl<mode>3): Ditto.
7068 (sse5_ashl<mode>3): Ditto.
7069 (sse5_lshl<mode>3): Ditto.
7070 (sse5_frcz<mode>2): Ditto.
7071 (sse5s_frcz<mode>2): Ditto.
7072 (sse5_cvtph2ps): Ditto.
7073 (sse5_cvtps2ph): Ditto.
7074 (sse5_vmmaskcmp<mode>3): Ditto.
7075 (sse5_com_tf<mode>3): Ditto.
7076 (sse5_maskcmp<mode>3): Ditto.
7077 (sse5_maskcmp_uns<mode>3): Ditto.
7078 (sse5_maskcmp_uns2<mode>3): Ditto.
7079 (sse5_pcom_tf<mode>3): Ditto.
7081 * config/i386/predicates.md (sse5_comparison_float_operator):
7082 New predicate to match the comparison operators supported by
7083 the SSE5 com instruction.
7084 (ix86_comparison_int_operator): New predicate to match just the
7085 signed int comparisons.
7086 (ix86_comparison_uns_operator): New predicate to match just the
7087 unsigned int comparisons.
7089 * doc/invoke.texi (-msse5): Add documentation.
7090 (-mfused-madd): Ditto.
7092 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7094 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7096 (x86_64-*-*): Ditto.
7098 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7100 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7101 intrinisics for SSE5.
7103 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7106 * config/i386/mmintrin-common.h: New file, to contain common
7107 instructions between SSE4.1 and SSE5.
7109 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7110 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7111 (gen_regparm_prefix): Ditto.
7113 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7114 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7115 prototype_p to determine if a function is prototyped.
7117 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7119 * c-common.c (c_common_reswords) add the alignof keyword,
7120 with same RID as __alignof and __alignof__
7122 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7124 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7125 * hooks.c (hook_bool_const_int_const_int_true): New function.
7126 * target.h (struct gcc_target): Add can_eliminate field.
7127 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7128 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7129 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7130 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7131 (elim_table): Revise comment.
7132 * system.h (CAN_ELIMINATE): Poison.
7133 * defaults.h (CAN_ELIMINATE): Remove.
7134 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7136 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7137 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7139 (alpha_vms_can_eliminate): Declare as static, change return type to
7141 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7143 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7144 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7145 (arm_can_eliminate): New function.
7147 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7148 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7149 (avr_can_eliminate): Declare as static.
7150 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7152 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7153 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7154 (bfin_can_eliminate): New function.
7156 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7157 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7158 (crx_can_eliminate): New function.
7160 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7161 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7162 (fr30_can_eliminate): New function.
7164 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7165 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7166 (frv_can_eliminate): New function.
7168 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7169 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7170 (h8300_can_eliminate): New function.
7172 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7173 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7174 (i386_can_eliminate): Declare as static, change return type to bool.
7175 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7177 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7178 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7179 (ia64_can_eliminate): New function.
7181 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7182 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7183 (iq2000_can_eliminate): New function.
7185 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7186 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7187 (m32r_can_eliminate): New function.
7189 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7190 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7191 (m68hc11_can_eliminate): New function.
7193 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7194 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7195 (m68k_can_eliminate): New function.
7197 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7198 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7199 (mep_can_eliminate): New function.
7201 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7202 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7203 (mips_can_eliminate): New function.
7205 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7206 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7207 (rs6000_can_eliminate): New function.
7209 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7210 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7211 (s390_can_eliminate): Declare as static.
7212 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7214 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7215 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7216 (score_can_eliminate): New function.
7218 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7219 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7220 (sparc_can_eliminate): Declare as static.
7221 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7223 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7224 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7225 (xstormy16_can_eliminate): New function.
7227 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7228 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7229 (v850_can_eliminate): New function.
7231 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7233 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7234 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7235 (*movdfcc_ext[1234]): Disable for IEEE mode.
7237 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7239 * gimplify.c (prepare_gimple_addressable): New static function.
7240 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7242 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7243 manually fiddling with it.
7245 2009-08-25 Michael Matz <matz@suse.de>
7247 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7248 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7250 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7251 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7252 (do_jump): Split out code for simple binary comparisons into ...
7253 (do_jump_1): ... this, taking the individual operands and code.
7254 Change callers to helper function above accordingly.
7255 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7258 2009-08-25 Michael Matz <matz@suse.de>
7260 * expr.h (struct separate_ops, sepops): New type for passing
7261 around an exploded simple expression.
7262 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7263 Use this structure instead of expression tree.
7264 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7265 expression, only its type.
7266 (expand_vec_cond_expr): Take type and individual operands instead
7268 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7269 expand_vec_shift_expr): Change prototype accordingly.
7270 * tree-vect-stmts.c (vectorizable_condition): Change call of
7271 expand_vec_cond_expr_p to pass only type.
7272 * expr.c (do_store_flags): Change prototype and implementation
7273 to take an exploded expression.
7274 (expand_expr_real_1): New local ops initialized with details
7275 of the full expression. Use it instead of full
7276 expression in calls to do_store_flags, expand_vec_cond_expr,
7277 expand_widen_pattern_expr and expand_vec_shift_expr.
7279 2009-08-25 Michael Matz <matz@suse.de>
7281 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7282 treeop2 initialized with first three operands of the full expression.
7283 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7285 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7287 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7288 (__gthread_objc_condition_allocate): Mark arguments as unused.
7289 (__gthread_objc_condition_deallocate): Likewise.
7290 (__gthread_objc_condition_wait): Likewise.
7291 (__gthread_objc_condition_broadcast): Likewise.
7292 (__gthread_objc_condition_signal): Likewise.
7293 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7294 (__gthread_objc_thread_id): Likewise.
7296 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7299 * tree-pretty-print.c (print_call_name): Print the correct call name
7300 for procedure pointer components.
7302 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7304 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7305 default_promote_function_mode when not VMS.
7307 2009-08-24 Olivier Hainque <hainque@adacore.com>
7309 * convert.c (convert_to_integer): Don't assume an input pointer is
7310 POINTER_SIZE wide. Fetch from the type instead.
7312 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7314 * configure.ac (AC_PREREQ): Bump to 2.64.
7316 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7318 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7319 (process_command): Don't search standard_exec_prefix_1 and
7320 standard_exec_prefix_2.
7322 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7324 * config/arm/arm.c (output_return_instruction): Handle for
7327 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7329 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7331 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7333 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7334 (*arm_movdf_vfp): Likewise.
7336 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7338 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7339 (vashr<mode>3): Rename from ashr<mode>3.
7340 (vlshr<mode>3): Rename from lshr<mode>3.
7342 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7345 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7346 (check_format_info_main): Use scalar_identify_flag.
7347 (check_format_types): Check for scalar size identity if
7348 scalar_identify_flag is set.
7349 (printf_length_specs): Extend by new field.
7350 (asm_fprintf_length_specs): Likewise.
7351 (gcc_diag_length_specs): Likewise.
7352 (scanf_length_specs): Likewise.
7353 (strfmon_length_specs): Likewise.
7354 (gcc_gfc_length_specs): Likewise.
7355 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7356 (ms_printf_flag_specs): Likewise.
7357 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7359 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7362 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7363 (*call_value_pop_1): Ditto.
7364 (*sibcall_pop_1): New insn pattern.
7365 (*sibcall_value_pop_1): Ditto.
7367 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7370 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7373 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7376 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7377 (get_reg_use_in): New function.
7378 (forward_propagate_subreg): Propagate through subreg of zero_extend
7381 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7383 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7384 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7386 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7388 * configure.ac: Remove --with-datarootdir, --with-docdir,
7389 --with-htmldir switches. No need to call AC_SUBST for
7390 datarootdir, docdir, htmldir any more.
7391 * configure: Regenerate.
7392 * doc/install.texi (Configuration): Document --datarootdir,
7393 --docdir, --htmldir, --pdfdir; update documentation for
7394 --infodir, --mandir.
7395 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7398 * aclocal.m4: Regenerate.
7399 * config.in: Regenerate.
7400 * configure: Regenerate.
7402 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7403 Olivier Hainque <hainque@adacore.com>
7405 * config/ia64/ia64.c: Include libfuncs.h.
7406 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7407 (ia64_expand_call): Use reg 25 on VMS.
7408 (ia64_initialize_trampoline): Fix for VMS ABI.
7409 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7410 (ia64_function_arg): Initialize reg 25 on VMS.
7411 Fix OpenVMS ABI issues for varargs.
7412 For OpenVMS, emit the Argument Information register set in the
7413 incoming/sibcall case as well.
7414 (ia64_arg_type): New function.
7415 (ia64_function_arg_advance): Keep track of cum->words.
7416 Fix OpenVMS ABI issues for varargs.
7417 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7418 (ia64_override_options): Set flag_no_common on VMS.
7419 (ia64_init_builtins): Disable FWRITE builtin.
7420 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7421 (ia64_vms_init_libfuncs): Add decc$ routines.
7422 (ia64_vms_valid_pointer_mode): New function.
7423 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7424 (ia64_promote_function_mode): New function
7425 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7426 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7427 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7428 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7429 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7430 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7431 Suppress trailing '#' if VALUE is numeric.
7432 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7433 ia64_promote_function_mode.
7434 (TARGET_VALID_POINTER_MODE): Define.
7436 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7439 * config/rs6000/rs6000.c (rs6000_override_options): Use
7440 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7443 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7444 reporting of vector + decimal/boolean/complex error.
7446 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7448 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7449 __vector double TYPE_DECL.
7451 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7453 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7454 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7455 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7456 to pointer to enum machine_mode. Update all callers as needed.
7458 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7460 * config/alpha/alpha.md (exception_receiver): Emit alternative
7461 GP load sequence if flag_reorder_blocks_and_partition is set.
7462 (*exception_receiver_2): Also enable when
7463 flag_reorder_blocks_and_partition is set.
7465 2009-08-20 Matt Rice <ratmice@gmail.com>
7466 Diego Novillo <dnovillo@google.com>
7468 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7471 2009-08-20 Richard Guenther <rguenther@suse.de>
7473 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7474 * c-tree.h (c_dup_lang_specific_decl): Remove.
7475 (struct lang_decl, struct lang_type): Move definitions ...
7476 * c-lang.h: ... here. New file.
7477 * c-decl.c: Include c-lang.h.
7478 (c_dup_lang_specific_decl): Remove.
7479 * c-typeck.c: Include c-lang.h.
7480 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7481 (c-typeck.o): Likewise.
7482 * c-config-lang.in (gtfiles): Add c-lang.h.
7483 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7486 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7488 * config/alpha/alpha.c (alpha_end_function): Do not clear
7489 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7490 this is now handled in generic code.
7492 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7494 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7495 (s390_z10_fix_long_loop_prediction): New function.
7496 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7497 (s390_reorg): Walk over the INSNs and invoke
7498 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7500 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7502 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7503 "*brx_64bit", "*brx_31bit"): New patterns.
7504 * config/s390/s390.c ('E'): New output modifier.
7506 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7507 Richard Earnshaw <richard.earnshaw@arm.com>
7509 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7510 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7512 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7514 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7516 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7517 for mode mode of operand0 when doing secondary reload for SAR.
7519 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7522 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7523 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7525 2009-08-19 Jason Merrill <jason@redhat.com>
7527 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7528 supported template depth in C++0x.
7530 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7532 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7533 free_after_compilation.
7534 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7535 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7536 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7537 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7538 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7539 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7540 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7542 2009-08-19 Ian Lance Taylor <iant@google.com>
7544 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7545 of (plus (mult (neg B) C) A).
7547 2009-08-18 Michael Matz <matz@suse.de>
7549 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7550 instead of comparing TYPE_MAIN_VARIANT for equality.
7551 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7552 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7553 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7554 * gimplify.c (goa_lhs_expr_p): Ditto and use
7555 STRIP_USELESS_TYPE_CONVERSION.
7557 2009-08-18 Michael Matz <matz@suse.de>
7559 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7560 first field in a struct.
7561 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7563 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7565 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7566 locators before emit_insn is called. Remove assert that
7568 (alpha_end_function): Clear crtl->emit structure and free insn
7569 locators if cfun->is_thunk is true.
7571 2009-08-18 Jason Merrill <jason@redhat.com>
7573 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7575 * configure.ac: Test for it.
7576 * configure, config.in: Regenerate.
7577 * doc/install.texi: Document --enable-gnu-unique-object.
7579 2009-08-18 Richard Guenther <rguenther@suse.de>
7582 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7583 pow(x,y*z) only if x is nonnegative.
7585 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7587 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7591 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7592 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7594 2009-08-17 DJ Delorie <dj@redhat.com>
7596 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7597 * config/m32c/prologue.md (epilogue_freit): New.
7599 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7600 (bank_switch_p): Likewise.
7601 (fast_interrupt_p): Likewise.
7602 (interrupt_p): Likewise.
7603 (m32c_conditional_register_usage): Round memregs size up.
7604 (need_to_save): We only need to save $a0 when we use ENTER.
7605 (interrupt_p): Check for fast_interrupt too.
7606 (bank_switch_p): New.
7607 (fast_interrupt_p): New.
7608 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7609 (m32c_emit_prolog): Support bank switching and fast interrupts.
7610 * doc/extend.texi (Function Attributes): Add bank_switch and
7613 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7615 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7616 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7618 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7620 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7621 (menu): Add IA-64/VMS Options.
7622 (IA-64/VMS Options): Likewise.
7624 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7627 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7629 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7631 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7632 (mips_pop_asm_switch): Likewise.
7633 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7635 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7636 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7637 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7638 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7639 instead of set_noreorder.
7640 (mips_output_function_prologue): Use the new functions.
7641 (mips_output_function_epilogue): Likewise.
7642 (mips_need_noat_wrapper_p): New function, split out from...
7643 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7644 Use mips_push_asm_switch and mips_pop_asm_switch.
7645 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7646 and mips_pop_asm_switch.
7647 (ASM_OUTPUT_REG_POP): Likewise.
7648 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7649 Use mips_pop_asm_switch.
7650 (mips_asm_switch): New structure.
7651 (set_noreorder, set_nomacro): Replace with...
7652 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7653 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7654 instead of set_nomacro.
7655 (fix_truncsfsi2_macro): Likewise.
7656 (cprestore): Likewise.
7657 (hazard): Use mips_noreorder instead of set_noreorder.
7658 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7660 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7662 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7663 from prev_active_insn.
7665 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7667 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7668 * config/avr/avr.c (avr_override_options): Initialize
7669 avr_current_arch variable.
7670 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7671 __AVR_HAVE_16BIT_SP__ according to the device type.
7672 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7674 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7675 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7677 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7680 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7681 generating inlined subroutine die only. We shouldn't be
7682 called for anything else.
7683 (gen_block_die): Don't generate inline subroutine debug info for
7686 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7688 * graphite-poly.c (print_pbb): Print PBB index.
7690 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7693 * graphite-interchange.c (ppl_max_for_le): Moved...
7694 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7695 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7696 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7697 * graphite-ppl.h (ppl_max_for_le): Declared.
7699 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7701 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7702 supported on all platforms.
7703 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7704 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7705 * c-pragma.c: Likewise.
7706 * target-def.h (TARGET_INITIALIZER): Remove
7707 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7708 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7710 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7712 * config/ia64/fde-vms.c: New file.
7713 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7714 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7715 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7716 (uw_frame_state_for): Only register a personality routine if it is
7717 known to be compatible with our expectations.
7718 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7719 Declare unw_table_entry stack variable and
7720 mod all calls to _Unwind_FindTableEntry to add arg.
7721 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7722 (_Unwind_FindTableEntry): Add arg to prototype.
7724 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7726 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7727 field 'signal_pfs_loc'.
7728 (uw_frame_state_for): Remove duplicate code dealing with leaf
7729 procedures without unwind info.
7730 If in the frame after unwinding through a signal handler, restore
7731 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7732 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7733 'pfs_loc' to the AR.PFS location in the signal context; instead
7734 set 'signal_pfs_loc'.
7735 Manually generate the unwind info for the AR.PFS register.
7736 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7737 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7738 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7739 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7740 instead set 'signal_pfs_loc'.
7741 Remove code preventing the AR.PFS register from being restored
7742 from the signal context.
7744 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7745 Tristan Gingold <gingold@adacore.com>
7747 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7748 * config/ia64/t-vms: New file.
7749 * config/ia64/vms64.h: New file.
7750 * config/ia64/vms.h: New file.
7751 * config/ia64/vms-crtinit.asm: New file.
7752 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7753 * config/ia64/vms-unwind.h: New file.
7755 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7757 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7760 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7763 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7765 * real.h (do_mpc_arg2): ... here.
7766 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7769 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7771 * final.c (add_debug_prefix_map): Don't use GC memory for
7772 old_prefix and new_prefix.
7774 2009-08-14 Richard Guenther <rguenther@suse.de>
7776 * ipa-prop.c (compute_complex_pass_through): If we cannot
7777 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7779 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7781 * c-lex.c (c_lex_with_flags): Increase size of local variable
7782 to avoid memory clobber.
7784 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7787 * config/i386/i386.c (ix86_fp_comparison_strategy):
7788 Only enable/disable sahf at function granularity.
7790 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7792 PR rtl-optimization/41064
7793 * reload1.c (reload_as_needed): Don't call extract_insn
7794 for known invalid replacements after calling
7795 validate_replace_rtx_group and verify_changes.
7797 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7800 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7801 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7802 ix86_expand_fp_vcond.
7803 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7804 Assert that operation is supported by ix86_expand_int_vcond.
7805 (vcondu<SSEMODE124C8:mode>): Ditto.
7807 2009-08-13 DJ Delorie <dj@redhat.com>
7809 * config/i386/djgpp-stdint.h: New.
7810 * config.gcc (djgpp): Use it.
7812 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7814 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7815 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7817 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7819 * tree-ssa-loop-prefetch.c
7820 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7821 for long-stride pruning.
7822 (compute_miss_rate): New function to compute the probability
7823 that two memory references access different cache lines.
7825 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7827 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7829 2009-08-13 Richard Guenther <rguenther@suse.de>
7832 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7833 use the constant pointer type.
7834 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7835 of CV qualifiers on the target pointer type.
7836 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7837 conversion check before restrict check.
7839 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7842 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7844 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7846 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7848 2009-08-12 Richard Guenther <rguenther@suse.de>
7850 PR tree-optimization/41011
7851 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7852 and reference constructing.
7854 2009-08-12 Xinliang David Li <davidxl@google.com>
7856 PR tree-optimization/41012
7857 * tree-flow.h : New external interface.
7858 * gimple-low.c (check_call_arg): Change to public function.
7859 Remove argument mismatch check in lowering.
7860 * tree-inline.h (tree_can_inline_p): Interface change.
7861 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7863 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7864 Call change to tree_can_inline_p function.
7865 (cgraph_decide_inlining_incrementally): Ditto.
7867 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7869 PR tree-optimization/41031
7870 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7871 on the partition variable rather than promote_mode on the source
7872 type. Assert that the partition variable's type has the same
7873 mode as the source value's.
7875 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7877 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7878 for for_return == 2.
7879 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7881 * calls.c (expand_call): Fix typo.
7882 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7884 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7886 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7887 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7888 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7889 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7891 2009-08-12 Andrew Haley <aph@redhat.com>
7893 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7895 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7898 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7900 2009-08-12 Richard Guenther <rguenther@suse.de>
7902 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7903 * gimplify.c (gimplify_modify_expr): Do not use
7904 lang_hooks.types_compatible_p.
7905 * tree-ssa.c (useless_type_conversion_p): For aggregates
7906 just return false if the canonical types differ.
7908 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7911 * sese.c (convert_for_phi_arg): New.
7912 (add_guard_exit_phis): Use convert_for_phi_arg.
7914 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7916 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7917 unknown subscript upper bounds.
7919 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7920 Pranav Garg <pranav.garg2107@gmail.com>
7922 * graphite-interchange.c (gather_access_strides): Removed.
7923 (ppl_max_for_le): New.
7924 (build_linearized_memory_access): New.
7925 (memory_stride_in_loop): New.
7926 (pbb_interchange_profitable_p): Reimplemented.
7927 * graphite-ppl.h (ppl_new_id_map): New.
7928 (ppl_interchange): New.
7930 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7932 * graphite-interchange.c (compute_subscript): Removed.
7933 (compute_array_size_cstr): Removed.
7934 (compute_array_size_poly): Removed.
7935 (compute_array_size): Removed.
7936 (gather_access_strides_poly): Removed.
7937 (gather_access_strides): Empty.
7939 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7941 * graphite-dependences.c (dependence_polyhedron_1): Replace
7942 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7943 (graphite_legal_transform_dr): Same.
7944 (graphite_carried_dependence_level_k): Same.
7945 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7946 Initialize PDR_NB_SUBSCRIPTS.
7947 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7949 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7950 (PDR_NB_SUBSCRIPTS): New.
7951 (pdr_nb_subscripts): Removed.
7952 (pdr_dim): Simplified.
7953 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7954 with PDR_NB_SUBSCRIPTS.
7956 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7958 * graphite-interchange.c (compute_array_size): Remove use of
7960 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7961 Do not initialize PDR_DATA_CONTAINER.
7962 (print_pdr): Do not print PDR_DATA_CONTAINER.
7963 * graphite-poly.h (struct poly_dr): Remove data_container field.
7964 (PDR_DATA_CONTAINER): Removed.
7965 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7967 (build_poly_dr): Same.
7969 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7970 Sebastian Pop <sebastian.pop@amd.com>
7972 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7973 copy of the dependence polyhedron. Free the temporary objects.
7974 (graphite_carried_dependence_level_k): Free unused objects before
7977 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7979 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7980 Early return without analyzing the data dependences if no
7981 transform has been done. Call restore_scattering if the transform
7983 (graphite-interchange.c): Same.
7984 * graphite-poly.c (print_scattering_function): Test for
7986 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7987 (apply_poly_transforms): Do not gcc_assert that
7988 the transform is legal.
7989 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7990 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7991 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7992 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7993 * graphite-poly.h (struct poly_scattering): New.
7994 (struct poly_bb): Add original, transformed, and saved fields.
7995 Remove transformed_scattering, original_scattering,
7996 nb_local_variables and nb_scattering_transform fields.
7997 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7998 (poly_scattering_new): New.
7999 (poly_scattering_free): New.
8000 (poly_scattering_copy): New.
8001 (store_scattering_pbb): New.
8002 (store_scattering): New.
8003 (restore_scattering_pbb): New.
8004 (restore_scattering): New.
8005 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8006 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8008 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8010 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8013 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8015 * Makefile.in (graphite.o): Depends on PREDICT_H.
8016 * graphite.c: Include predict.h.
8017 (graphite_finalize): Call tree_estimate_probability.
8018 * predict.c (predict_loops): Do not call scev_initialize and
8020 (tree_estimate_probability_bb): New.
8021 (tree_estimate_probability): Do not initialize loops: move that
8022 code to the driver. Call tree_estimate_probability_bb.
8023 (tree_estimate_probability_driver): New.
8024 (pass_profile): Use tree_estimate_probability_driver.
8025 * predict.h (tree_estimate_probability): Declared.
8027 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8029 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8030 * graphite-dependences.c (graphite_legal_transform): Add time to
8031 TV_GRAPHITE_DATA_DEPS.
8032 (dependency_between_pbbs_p): Same.
8033 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8035 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8037 PR rtl-optimization/41033
8038 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8039 aliasing is disabled.
8041 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8043 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8044 si_mask_operand, and_load_operand, low_bitmask_operand,
8045 and_reg_operand, and_operand): New predicates.
8046 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8047 * config/mips/mips.c (and_operands_ok): New function.
8048 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8049 * config/mips/mips.md (move_type): Add ext_ins and logical.
8050 (type): Handle them.
8051 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8052 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8053 shift_shift. Remove commutative constraint modifier.
8054 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8056 (*clear_upper32_dext): Remove define_insn_and_split.
8057 (*clear_upper32): Turn this define_insn_and_split ...
8058 (splitter for ANDing register with 0xffff_ffff): .. into this.
8060 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8062 * combine.c (try_widen_shift_mode): Factor out code to check if an
8063 integer constant is a low-order bitmask from here ...
8064 * rtlanal.c (low_bitmask_len): ... to here.
8065 * rtl.h (low_bitmask_len): Declare.
8067 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8070 * config/alpha/alpha.md (addsi3): Remove expander.
8071 (addsi3): Rename from *addsi3_internal insn pattern.
8072 (subsi3): Remove expander.
8073 (subsi3): Rename from *subsi3_internal insn pattern.
8075 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8077 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8080 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8081 Eric Botcazou <botcazou@adacore.com>
8082 Douglas B Rupp <rupp@gnat.com>
8084 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8085 that records that fit in 64 bits are returned by immediate value,
8086 as required by OpenVMS Calling Standard.
8087 (function_value): Adjust for above modification.
8088 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8089 virtual_incoming_args_rtx as base object, not next_arg.
8090 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8092 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8094 * reload.c (find_reloads_subreg_address): Check the original
8095 req_equiv_mem address to detect the case where an address is
8096 not valid in the outer mode.
8098 2009-08-11 Richard Guenther <rguenther@suse.de>
8101 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8103 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8105 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8106 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8108 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8109 Douglas B Rupp <rupp@gnat.com>
8111 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8112 PT_STACK when frame_pointer_needed on OpenVMS.
8113 (alpha_pv_save_size, alpha_using_fp): Remove.
8114 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8115 with proper processing for PT_NULL.
8116 (alpha_vms_initial_elimination_offset): New function. Support for
8117 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8118 (alpha_sa_size): Force procedure type to PT_STACK when
8119 frame_pointer_needed on OpenVMS.
8120 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8121 (alpha_using_fp): Likewise.
8122 (alpha_vms_can_eliminate): Add prototype.
8123 (alpha_vms_initial_elimination_offset): Likewise.
8124 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8125 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8127 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8128 Douglas B Rupp <rupp@gnat.com>
8130 * config/alpha/alpha.c (common_object_handler): New function.
8131 (vms_attribute_table): Declare a single attribute "common_object".
8132 (vms_output_aligned_decl_common): New global function.
8133 (SECTION_VMS_OVERLAY): Delete.
8134 (SECTION_VMS_GLOBAL): Likewise.
8135 (SECTION_VMS_INITIALIZE): Likewise.
8136 (vms_asm_named_section): Remove support for above flags.
8137 (vms_section_type_flags): Delete.
8138 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8139 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8140 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8141 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8143 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8146 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8147 (sub_ddmmss): Likewise.
8149 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8152 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8155 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8158 * reload1.c (reload_as_needed): Use cancel_changes to completely
8159 undo a failed replacement attempt.
8161 2009-08-10 Richard Guenther <rguenther@suse.de>
8164 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8165 (useless_type_conversion_p): ... here. Require pointer targets
8168 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8171 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8172 loose the original type of the statement list.
8174 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8176 * config/alpha/alpha.c: Include libfuncs.h
8177 (avms_asm_output_extern): New function.
8178 (alpha_init_libfuncs): Init some decc libfuncs.
8179 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8180 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8181 (DO_CRTL_NAMES): Define.
8183 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8184 (LONG_TYPE_SIZE): Define.
8185 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8186 (SUBTARGET_SWITCHES): Define malloc64 switch.
8187 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8188 (MASK_RETURN_ADDR): Define.
8189 doc/invoke.texi (mmalloc64): Document switch.
8191 2009-08-09 Olivier Hainque <hainque@adacore.com>
8192 Douglas B Rupp <rupp@gnat.com>
8194 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8195 uses_condition_handler.
8196 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8197 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8198 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8199 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8200 (code_for_builtin): New insn codes for the new alpha_builtins.
8201 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8202 (alpha_sa_size): Account for uses_condition_handler.
8203 (alpha_expand_prologue): Likewise.
8204 (alpha_start_function): Likewise.
8205 (alpha_expand_epilogue): Likewise.
8206 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8207 establish/revert expanders.
8208 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8209 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8210 New expander, resorting to the alpha.c associated function.
8211 (builtin_revert_vms_condition_handler): Likewise.
8212 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8213 __gcc_shell_handler, the static VMS condition handler used as
8214 an indirection wrapper to the current dynamically established
8216 * config/alpha/vms-unwind.h: Complete rewrite.
8217 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8218 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8220 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8221 Douglas B Rupp <rupp@gnat.com>
8223 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8224 (alpha_need_linkage): Handle aliases. Return function symbol.
8225 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8226 Use ultimate alias target for the linkage name.
8227 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8228 by alpha_need_linkage for the function symbol.
8229 (setmemdi): Likewise.
8231 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8233 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8234 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8235 (ASM_WEAKEN_LABEL): Define.
8236 (CRT_CALL_STATIC_FUNCTION): Define.
8237 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8238 (ENDFILE_SPEC): Define.
8239 (INIT_SECTION_ASM_OP): Define.
8240 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8241 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8243 (MULTILIB_OSDIRNAMES): Define.
8244 (shlib_version): Define.
8245 (SHLIB_EXT): Define.
8246 (SHLIB_OBJS): Define.
8247 (SHLIB_NAME): Define.
8248 (SHLIB_MULTILIB): Define.
8249 (SHLIB_INSTALL): Define.
8250 (SHLIB_SYMVEC): Define.
8251 (SHLIB_SYMVECX2): Define.
8252 (SHLIB_LINK): Define.
8254 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8256 * config/alpha/alpha.c (alpha_initialize_trampoline):
8257 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8258 (alpha_start_function): Emit transfer address on nested functions
8259 for VMS trampoline call.
8260 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8261 since no longer used.
8262 * config/alpha/vms-tramp.asm: Remove.
8263 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8264 since now only data initialized at runtime.
8266 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8268 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8269 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8270 (MD_EXEC_PREFIX): Remove, no longer used.
8271 (MD_STARTFILE_PREFIX): Likewise.
8272 (INCLUDE_DEFAULTS): Likewise.
8273 * config/alpha/t-vms:
8274 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8276 2009-08-09 Richard Guenther <rguenther@suse.de>
8278 PR tree-optimization/41016
8279 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8280 (operand_precision): Remove.
8281 (integral_operand_p): Likewise.
8282 (recognize_single_bit_test): Adjust.
8284 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8286 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8287 operation overflows. Likewise non-cast unary arithmetic.
8288 If one arm of a conditional expression is always taken,
8289 inhibit evaluation warnings for the other arm. Likewise inhibit
8290 evaluation warnings for the second && or || operand if the first
8291 operand is enough to determine the result.
8292 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8294 (build_binary_op): Prevent duplicate evaluation warnings.
8296 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8298 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8299 and destination have different modes, Use promote_mode to
8300 determine the signedness of the conversion. Assert that the
8301 promoted source mode matches the destination mode. Don't pass
8302 the destination and destination mode to expand_expr if the source
8303 mode is different. Simplify conversion logic.
8305 2009-08-09 Ira Rosen <irar@il.ibm.com>
8307 PR tree-optimization/41008
8308 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8309 from condition only in case it's a comparison. Adjust checks.
8311 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8313 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8314 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8315 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8316 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8317 (dump_cand): Handle them.
8318 (struct iv_cand): New members COST_STEP and AINC_USE.
8319 (stmt_after_increment): Likewise.
8320 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8321 callers changed. Use gimple_uid comparison instead of scanning.
8322 (add_candidate_1): When looking for identical candidates, take
8323 AINC_USE into account. Set it for new candidates.
8324 (force_expr_to_var_cost): Cast target_spill_cost to int.
8325 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8326 All callers changed. Check for availability of autoinc addressing
8327 modes, both in general for a given mode, and in the specific use case.
8328 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8330 (get_computation_cost): Likewise.
8331 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8332 add_autoinc_candidates): New static functions.
8333 (add_candidate): Call add_autoinc_candidates for candidates based on
8335 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8336 (determine_use_iv_cost_address): If we have an autoinc candidate at
8337 the matching use, verify autoinc is possible and subtract the cost
8338 of the candidate's step from the cost.
8339 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8340 member of the candidate.
8341 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8342 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8344 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8346 * config.build (ia64-hp-*vms*): New target.
8347 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8349 * config.gcc (ia64-hp-*vms*): New target.
8350 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8352 * config.host (ia64-hp-*vms*): New target.
8353 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8356 2009-08-08 Richard Guenther <rguenther@suse.de>
8358 PR tree-optimization/40991
8359 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8361 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8363 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8364 mode check. Do truncations in an integer mode.
8365 (force_to_mode): Handle subregs for all mode types. Only do
8366 arithmetic simplifications on integer modes.
8368 2009-08-07 Richard Guenther <rguenther@suse.de>
8370 PR tree-optimization/40999
8371 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8372 (maybe_fold_reference): Lookup constant initializers.
8373 (fold_gimple_assign): Likewise.
8375 2009-08-07 Richard Guenther <rguenther@suse.de>
8377 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8378 that require structural equality defer to the langhook.
8380 2009-08-07 Martin Jambor <mjambor@suse.cz>
8382 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8384 (struct ipa_pass_through_data): New type.
8385 (struct ipa_ancestor_jf_data): New type.
8386 (union jump_func_value): Removed field formal_id, added fields
8387 pass_through and ancestor.
8388 (struct ipa_param_call_note): Changed type of formal_id to int from
8390 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8391 operations jump functions and ancestor jump functions.
8392 (compute_complex_pass_through): New function.
8393 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8394 reflect changes in the jump function strucutre.
8395 (update_jump_functions_after_inlining): Ignore complex pass-through
8396 and ancestor jump functions.
8397 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8398 polynomial pass-through with operation jump functions.
8400 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8402 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8403 fde->dw_fde_begin as begin label instead of hot/cold label.
8404 Use LLSDAC label instead of LLSDA for second section lsda.
8405 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8406 label instead of LLSDA if it is true.
8407 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8409 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8410 SECTION argument. Use it as index into crtl->eh.call_site_record
8412 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8413 use it to determine how to print table entries instead of using
8414 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8415 label instead of normal begin label as base.
8416 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8417 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8418 ensure no EH range spans between sections and that landing pads
8419 are always in the corresponding section.
8420 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8421 for crtl->eh.call_site_record being an array rather than scalar.
8422 (output_one_function_exception_table): New function, copied
8423 from output_function_exception_table. Adjust
8424 dw2_size_of_call_site_table, dw2_output_call_site_table
8425 callers. For SECOND section use *C suffixed labels.
8426 (output_function_exception_table): Call
8427 output_one_function_exception_table and, when doing hot/cold
8428 partitioning, also another time for the second section.
8429 * opts.c: Include except.h.
8430 (decode_options): Allow -freorder-blocks-and-partition with
8431 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8432 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8433 * function.h (struct rtl_eh): Change call_site_record from
8434 scalar into array of 2 elements.
8436 2009-08-07 Martin Jambor <mjambor@suse.cz>
8438 * ipa-prop.c (count_formal_params_1): New function.
8439 (ipa_get_vector_of_formal_parms): New function.
8440 (get_vector_of_formal_parm_types): New function.
8441 (ipa_modify_formal_parameters): New function.
8442 (ipa_modify_call_arguments): New function.
8443 (index_in_adjustments_multiple_times_p): New function.
8444 (ipa_combine_adjustments): New function.
8445 (ipa_dump_param_adjustments): New function.
8446 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8447 (ipa_get_vector_of_formal_parms): Declare.
8448 (ipa_modify_formal_parameters): Declare.
8449 (ipa_modify_call_arguments): Declare.
8450 (ipa_combine_adjustments): Declare.
8451 (ipa_dump_param_adjustments): Declare.
8452 (build_ref_for_offset): Declare.
8453 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8454 * tree-sra.c: Include ipa-prop.c.
8455 (build_ref_for_offset): Make public.
8457 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8459 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8461 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8463 * gcc/doc/extend.texi (__builtin_extract_return_address)
8464 (__builtin_frob_return_address): Document.
8466 2009-08-06 Paul Brook <paul@codesourcery.com>
8468 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8469 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8470 implementation on ARMv6-M.
8472 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8474 * doc/extend.texi (pcs): Document new attribute for ARM.
8476 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8478 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8481 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8483 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8486 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8488 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8490 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8492 Merge ARM/hard_vfp_branch to trunk.
8494 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8496 * arm.c (libcall_eq): New function.
8497 (libcall_hash): New function.
8498 (add_libcall): New function.
8499 (arm_libcall_uses_aapcs_base): New function.
8500 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8501 libcalls using the base PCS.
8502 (arm_init_cumulative_args): Likewise.
8504 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8506 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8507 Use base ABI for conversion libfuncs between HFmode and SFmode.
8509 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8511 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8512 V4SImode as representatives of all 64-bit and 128-bit vector
8513 types. Allow vector types without vector modes.
8514 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8515 without vector modes like BLKmode.
8516 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8517 BLKmode. Avoid unsupported vector modes or TImode moves for
8519 (aapcs_vfp_allocate_return_reg): Likewise.
8520 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8521 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8523 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8525 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8526 (arm_get_pcs_model): Pass attribute arguments to
8527 arm_pcs_from_attribute.
8528 (arm_init_cumulative_args): Use base AAPCS for conversions from
8529 floating-point types to DImode.
8530 (arm_attribute_table): Add pcs attribute.
8531 (arm_handle_pcs_attribute): New.
8532 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8533 conversions from floating-point types to DImode, also declare them
8534 to use base AAPCS and declare functions they call to use base
8535 AAPCS and their RTABI names.
8537 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8539 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8540 -mfloat-abi=hard not being supported for VFP.
8542 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8544 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8545 SYMBOL_REF to hard_libcall_value.
8547 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8548 Richard Earnshaw <rearnsha@arm.com>
8550 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8551 has been put on the stack, all remaining co-processory arguments for
8552 that co-processor also go on the stack.
8554 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8556 * config/arm/arm.c (arm_return_in_memory): Handle returning
8557 vectors of suitable size in registers also for AAPCS case.
8559 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8561 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8563 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8565 ARM Hard-VFP calling convention
8566 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8567 * target.h (gcc_target): Add libcall_value to table of call hooks.
8568 * targhooks.h (default_libcall_value): Default implementation.
8569 * targhooks.c (default_libcall_value): Likewise.
8570 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8571 * optabs.c (expand_unop): Use it.
8572 * expr.h (hard_libcall_value): Pass the function RTX through.
8573 * calls.c (emit_library_call_value_1): Update call to
8575 * explow.c (hard_libcall_value): Use new target hook.
8576 * testsuite/lib/target-supports.exp
8577 (check_effective_target_arm_hard_vfp_ok): New hook.
8578 (check_effective_target_arm_neon_ok): Improve test for neon
8580 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8581 * config/arm/arm.c: Include cgraph.h
8582 (TARGET_FUNCTION_VALUE): Override default hook.
8583 (arm_pcs_default): New variable.
8584 (arm_override_options): Don't fault hard calling convention with VFP.
8585 Add support for AAPCS variants.
8586 (arm_function_value): Make static. Handle AAPCS variants.
8587 (arm_libcall_value): New function.
8588 (arm_apply_result_size): Handle VFP registers in results.
8589 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8591 (pcs_attribute_args): New variable.
8592 (arm_pcs_from_attribute): New function.
8593 (arm_get_pcs_model): New function.
8594 (aapcs_vfp_cum_init): New function.
8595 (aapcs_vfp_sub_candidate): New function.
8596 (aapcs_vfp_is_return_candidate): New function.
8597 (aapcs_vfp_is_call_candidate): New function.
8598 (aapcs_vfp_allocate): New function.
8599 (aapcs_vfp_allocate_return_reg): New function.
8600 (aapcs_vfp_advance): New function.
8601 (aapcs_cp_arg_layout): New variable.
8602 (aapcs_select_call_coproc): New function.
8603 (aapcs_select_return_coproc): New function.
8604 (aapcs_allocate_return_reg): New function.
8605 (aapcs_libcall_value): New function.
8606 (aapcs_layout_arg): New function.
8607 (arm_init_cumulative_args): Initialize AAPCS args data.
8608 (arm_function_arg): Handle AAPCS variants using new interface.
8609 (arm_arg_parital_bytes): Likewise.
8610 (arm_function_arg_advance): New function.
8611 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8612 calling conventions.
8613 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8614 * arm.h (NUM_VFP_ARG_REGS): Define.
8615 (LIBCALL_VALUE): Update.
8616 (FUNCTION_VALUE): Delete.
8617 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8618 (arm_pcs): New enum.
8619 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8620 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8621 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8622 * arm-protos.h (arm_function_arg_advance): Add.
8623 (aapcs_libcall_value): Add.
8624 (arm_function_value): Delete.
8626 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8627 H.J. Lu <hongjiu.lu@intel.com>
8630 * config/i386/i386.c (standard_sse_mode_p): Remove.
8631 (standard_sse_constant_p): Return 2 for integer mode
8632 vector_all_ones_operand when SSE2 is enabled.
8633 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8634 (ix86_expand_vector_move): Do not check for negative values from
8635 standard_sse_constant_p.
8637 2009-08-06 Richard Guenther <rguenther@suse.de>
8639 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8640 array type comparisons frontend independent.
8641 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8642 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8643 out array reference lower bound and element size operands.
8644 (ao_ref_init_from_vn_reference): Properly compute the offset
8645 for ARRAY_RANGE_REF.
8646 (vn_reference_fold_indirect): Fill out array reference lower
8647 bound and element size operands.
8648 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8649 a non gimple valued reference operand which can happen for
8650 array reference lower bound or element size.
8651 (create_component_ref_by_pieces_1): Properly generate the
8652 element size operand for array references.
8654 2009-08-06 Richard Guenther <rguenther@suse.de>
8656 PR tree-optimization/40964
8657 * tree.c (iterative_hash_host_wide_int): Export.
8658 * tree.h (iterative_hash_host_wide_int): Declare.
8659 * tree-ssa-structalias.c (heapvar_map): New struct.
8660 (heapvar_map_eq): New function.
8661 (heapvar_map_hash): Likewise.
8662 (heapvar_lookup): Adjust.
8663 (heapvar_insert): Likewise.
8664 (make_constraint_from_heapvar): Allow multiple heap variables
8665 per decl at different offsets.
8666 (init_alias_heapvars): Adjust.
8668 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8670 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8671 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8672 trailing sync if TARGET_SYNC_AFTER_SC.
8674 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8676 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8677 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8678 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8679 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8680 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8681 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8682 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8683 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8684 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8685 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8686 the prototype declaration match the definition.
8687 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8688 instructions explicitly. Add barrier_before and operands
8690 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8691 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8692 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8693 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8694 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8695 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8697 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8699 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8701 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8702 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8705 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8708 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8710 PR rtl-optimization/40924
8711 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8712 make sure canon_rtx (mem_address) isn't simpler than
8713 canon_rtx (expanded_mem_address).
8715 2009-08-05 Li Feng <nemokingdom@gmail.com>
8717 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8719 (build_scop_drs): Build alias set for each SCoP.
8721 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8723 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8724 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8725 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8726 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8727 (BASE_DRIVER_SELF_SPECS): Likewise.
8729 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8731 * tree-ssa-alias.c: Fix some comment typos.
8733 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8735 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8736 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8738 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8741 * simplify-rtx.c (simplify_binary_operation_1): Disable
8742 simplifications for decimal float operations.
8744 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8747 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8748 operand of INDIRECT_REF.
8750 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8752 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8753 constants referencing TLS symbols.
8755 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8757 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8758 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8760 2009-08-03 Richard Guenther <rguenther@suse.de>
8762 * tree.c (make_vector_type): Build a main variant first,
8763 get the canonical one and then build the variant.
8764 * tree-ssa.c (useless_type_conversion_p_1): Handle
8766 (useless_type_conversion_p): Conversions to pointers to
8767 incomplete record types are useless.
8769 2009-08-03 Richard Guenther <rguenther@suse.de>
8771 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8772 file will be created.
8773 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8774 * toplev.c (compile_file): Adjust comment.
8776 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8778 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8779 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8780 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8781 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8782 (sh_promote_function_mode): Fix typo.
8784 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8786 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8788 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8790 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8791 declaration arguments.
8793 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8795 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8796 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8797 (ix86_split_ashl): Ditto.
8798 (ix86_expand_vector_init_one_nonzero): Ditto.
8799 (ix86_expand_vector_set): Ditto.
8800 (ix86_expand_reduc_v4sf): Ditto.
8802 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8804 * explow.c (promote_function_mode): Remove assert.
8805 * config/sh/sh.c (sh_promote_function_mode): Declare.
8807 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8809 * config/pa/pa.c (pa_promote_function_mode): Declare.
8810 Change to static. Fix promote_mode call.
8812 * gthr-dce.h (CONST_CAST2): Define if not defined.
8813 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8815 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8817 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8819 * expr.c (store_constructor): Use promote_decl_mode. Remove
8820 now write-only variable unsignedp.
8821 (expand_expr_real_1): Use promote_decl_mode.
8822 * expr.h (promote_function_mode, promote_decl_mode): New.
8823 (promote_mode): Remove last argument.
8824 * function.c (assign_temp): Drop last argument of promote_mode.
8825 (assign_parm_find_data_types): Use promote_function_mode.
8826 (assign_parm_setup_reg): Likewise.
8827 (expand_function_end): Use promote_function_mode.
8828 * calls.c (initialize_argument_information): Use promote_function_mode.
8829 (precompute_arguments): Use promote_mode instead of checking if
8830 only PROMOTE_FUNCTION_MODE is defined.
8831 (expand_call): When making sibcall decisions, use promote_function_mode.
8832 Below, remove an if for targetm.calls.promote_function_return and
8833 and use promote_function_mode.
8834 (emit_library_call_value_1): Use promote_function_mode, fix bug
8835 where promote_mode was passed FOR_CALL == 0 for a return value in an
8837 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8838 * explow.c (promote_function_mode, promote_decl_mode): New.
8839 (promote_mode): Keep only the FOR_CALL == 0 case.
8840 * combine.c (setup_incoming_promotion): Remove test of
8841 promote_function_args. Use promote_function_mode.
8842 * stmt.c (expand_value_return): Use promote_decl_mode.
8843 (expand_decl): Use promote_decl_mode.
8845 * expr.c (store_constructor): Use promote_decl_mode. Remove
8846 now write-only variable unsignedp.
8847 (expand_expr_real_1): Use promote_decl_mode.
8848 * expr.h (promote_function_mode, promote_decl_mode): New.
8849 (promote_mode): Remove last argument.
8850 * function.c (assign_temp): Drop last argument of promote_mode.
8851 (assign_parm_find_data_types): Use promote_function_mode.
8852 (assign_parm_setup_reg): Likewise.
8853 (expand_function_end): Use promote_function_mode.
8854 * calls.c (initialize_argument_information): Use promote_function_mode.
8855 (precompute_arguments): Use promote_mode instead of checking if
8856 only PROMOTE_FUNCTION_MODE is defined.
8857 (expand_call): When making sibcall decisions, use promote_function_mode.
8858 Below, remove an if for targetm.calls.promote_function_return and
8859 and use promote_function_mode.
8860 (emit_library_call_value_1): Use promote_function_mode, fix bug
8861 where promote_mode was passed FOR_CALL == 0 for a return value in an
8863 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8864 * explow.c (promote_function_mode, promote_decl_mode): New.
8865 (promote_mode): Keep only the FOR_CALL == 0 case.
8866 * combine.c (setup_incoming_promotion): Remove test of
8867 promote_function_args. Use promote_function_mode.
8868 * stmt.c (expand_value_return): Use promote_decl_mode.
8869 (expand_decl): Use promote_decl_mode.
8871 * explow.c (promote_function_mode): Just call the target hook.
8872 * targhooks.c (default_promote_function_mode,
8873 default_promote_function_mode_always_promote): New.
8874 * targhooks.h (default_promote_function_mode,
8875 default_promote_function_mode_always_promote): Declare.
8876 * target.h (promote_function_args, promote_function_return): Remove.
8877 (promote_function_mode): New.
8878 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8879 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8880 (TARGET_PROMOTE_FUNCTION_MODE): New.
8881 (TARGET_CALLS): Adjust.
8882 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8883 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8885 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8886 * config/s390/s390.c (s390_promote_function_mode): ... here,
8887 with pointer handling.
8888 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8889 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8891 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8892 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8893 with pointer handling.
8894 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8895 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8897 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8898 * config/sh/sh.c (sh_promote_function_mode): New.
8899 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8900 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8902 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8903 * config/cris/cris.c (cris_promote_function_mode): ... here.
8904 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8905 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8907 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8908 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8909 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8910 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8912 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8913 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8914 complex type handling.
8915 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8916 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8918 * config/pa/pa.c (pa_promote_function_mode): New.
8919 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8920 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8922 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8923 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8924 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8925 * config/xtensa/xtensa.c: Likewise.
8926 * config/stormy16/stormy16.c: Likewise.
8927 * config/iq2000/iq2000.c: Likewise.
8928 * config/rs6000/rs6000.c: Likewise.
8929 * config/picochip/picochip.c: Likewise.
8930 * config/arc/arc.c: Likewise.
8931 * config/mcore/mcore.c: Likewise.
8932 * config/score/score.c: Likewise.
8933 * config/mips/mips.c: Likewise.
8934 * config/bfin/bfin.c: Likewise.
8935 * config/ia64/ia64.c: Likewise (disabled though).
8937 * config/frv/frv.h: Remove pointless remark.
8939 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8940 TARGET_PROMOTE_FUNCTION_ARGS,
8941 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8942 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8944 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8946 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8947 -floop-parallelize-all.
8948 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8949 flag_loop_parallelize_all.
8950 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8951 * graphite.c (graphite_transform_loops): Same.
8953 * graphite-poly.c (apply_poly_transforms): Same.
8955 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8957 PR tree-optimization/40914
8958 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8959 if set, then check the delta field of the PMF record.
8960 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8961 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8962 call is stored in the delta.
8964 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8966 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8968 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8970 * config/i386/bsd.h (ASM_BYTE): New define.
8971 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8972 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8973 .byte. Use fputs or putc instead of fprintf where appropriate.
8974 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8975 fputs or putc instead of fprintf where appropriate.
8976 * config/i386/i386elf.h: Ditto.
8977 * config/i386/sysv4.h: Ditto.
8979 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8980 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8981 (*tls_global_dynamic_64): Ditto.
8983 2009-07-31 Christian Bruel <christian.bruel@st.com>
8985 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8987 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8989 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8990 Remove dead code for MINUS.
8992 2009-07-31 Anthony Green <green@moxielogic.com>
8994 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8996 (moxie_expand_epilogue): Ditto for epilogue.
8997 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8999 (moxie_function_arg): Ditto.
9000 (moxie_pass_by_reference): Ditto.
9001 (moxie_arg_partial_bytes): Ditto.
9002 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9003 (FUNCTION_ARG_ADVANCE) Ditto.
9004 (REG_PARM_STACK_SPACE) Ditto.
9005 (FUNCTION_ARG_REGNO_P) Dito.
9007 * config.gcc: Add moxie linux config support.
9008 * gcc/config/moxie/uclinux.h: New file.
9010 2009-07-31 DJ Delorie <dj@redhat.com>
9012 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9013 (UNSPECV_SP_SWITCH_E): New.
9014 (sp_switch_1): Change to an unspec.
9015 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9017 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9018 reference the new stack's address
9020 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9022 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9023 graphite-clast-to-gimple.o, graphite-dependences.o,
9024 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9025 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9026 (graphite-blocking.o,
9027 graphite-clast-to-gimple.o, graphite-dependences.o,
9028 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9029 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9030 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9031 * cfgloop.h (struct loop): Add can_be_parallel field.
9032 * common.opt (fgraphite-identity): Moved up.
9033 (fgraphite-force-parallel): New flag.
9034 * graphite.c: Rewrite.
9035 * graphite.h: Rewrite.
9036 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9038 * toplev.c (graphite_out_file): New file descriptor.
9039 (graphite_in_file): New.
9040 (process_options): flag_graphite_force_parallel cannot be used without
9042 * tree-ssa-loop.c: Include toplev.h.
9043 (gate_graphite_transforms): Enable flag_graphite for
9044 flag_graphite_force_parallel.
9046 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9048 * ChangeLog.graphite: New.
9049 * graphite-blocking.c: New.
9050 * graphite-clast-to-gimple.c: New.
9051 * graphite-clast-to-gimple.h: New.
9052 * graphite-dependences.c: New.
9053 * graphite-dependences.h: New.
9054 * graphite-interchange.c: New.
9055 * graphite-poly.c: New.
9056 * graphite-poly.h: New.
9057 * graphite-ppl.c: New.
9058 * graphite-ppl.h: New.
9059 * graphite-scop-detection.c: New.
9060 * graphite-scop-detection.h: New.
9061 * graphite-sese-to-poly.c: New.
9062 * graphite-sese-to-poly.h: New.
9066 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9068 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9069 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9071 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9073 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9074 (scev_is_linear_expression): Return false if the evolution is not
9075 affine multivariate.
9077 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9079 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9080 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9082 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9084 * tree-data-ref.c (debug_data_references): New.
9085 (debug_data_reference): New.
9086 * tree-data-ref.h (debug_data_references): Declared.
9087 (debug_data_reference): Declared.
9089 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9091 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9092 * tree-data-ref.h (scop_p): Removed.
9093 (struct data_reference): Remove field scop.
9095 (stmt_simple_memref_p): Removed.
9097 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9099 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9100 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9103 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9105 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9107 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9109 * doc/invoke.texi (-fgraphite-identity): Documented.
9111 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9113 * tree-scalar-evolution.c: Fix comment.
9114 (instantiate_scev_1): Return unknow from scev instantiation if the
9115 result is not above instantiate_below.
9117 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9119 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9120 static anymore. Instantiate the symbols that may have been introduced
9122 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9125 2009-07-30 DJ Delorie <dj@redhat.com>
9127 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9128 .vliw directive to VLIW sections.
9130 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9132 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9134 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9135 (AUTOHEADER): New variable.
9136 ($(srcdir)/cstamp-h.in): Use it.
9138 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9139 Pat Haugen <pthaugen@us.ibm.com>
9140 Revital Eres <ERES@il.ibm.com>
9142 * config/rs6000/vector.md (VEC_F): Add VSX support.
9146 (vector_load_<mode>): Ditto.
9147 (vector_store_<mode>): Ditto.
9148 (vector GPR move split): Ditto.
9149 (vec_reload_and_plus_<mptrsize>): Ditto.
9150 (vec_reload_and_reg_<mptrsize>): Ditto.
9151 (add<mode>3): Ditto.
9152 (sub<mode>3): Ditto.
9153 (mul<mode>3): Ditto.
9154 (neg<mode>2): Ditto.
9155 (abs<mode>2): Ditto.
9156 (smin<mode>3): Ditto.
9157 (smax<mode>3): Ditto.
9158 (vector_eq<mode>): Ditto.
9159 (vector_gt<mode>): Ditto.
9160 (vector_ge<mode>): Ditto.
9161 (vector_gtu<mode>): Ditto.
9162 (vector_select_<mode>_uns): Ditto.
9163 (vector_eq_<mode>_p): Ditto.
9164 (vector_gt_<mode>_p): Ditto.
9165 (vector_ge_<mode>_p): Ditto.
9166 (vector_gtu_<mode>_p): Ditto.
9167 (cr6_test_for_zero): Ditto.
9168 (cr6_test_for_zero_reverse): Ditto.
9169 (cr6_test_for_lt): Ditto.
9170 (cr6_test_for_lt_reverse): Ditto.
9171 (xor<mode>3): Ditto.
9172 (ior<mode>3): Ditto.
9173 (and<mode>3): Ditto.
9174 (one_cmpl<mode>2): Ditto.
9175 (nor<mode>2): Ditto.
9176 (andc<mode>2): Ditto.
9177 (float<VEC_int<mode>2): Ditto.
9178 (unsigned_float<VEC_int><mode>2): Ditto.
9179 (fix_trunc<mode><VEC_int>2): Ditto.
9180 (fixuns_trunc<mode><VEC_int>2): Ditto.
9182 (vec_set<mode>): Ditto.
9183 (vec_extract<mode>): Ditto.
9184 (vec_interleave_highv4sf): Ditto.
9185 (vec_interleave_lowv4sf): Ditto.
9186 (vec_realign_load_<mode>): Ditto.
9187 (vec_shl_<mode>): Ditto.
9188 (vec_shr_<mode>): Ditto.
9189 (div<mode>3): New patterns for VSX.
9190 (vec_interleave_highv2df): Ditto.
9191 (vec_interleave_lowv2df): Ditto.
9192 (vec_pack_trunc_v2df): Ditto.
9193 (vec_pack_sfix_trunc_v2df): Ditto.
9194 (vec_pack_ufix_trunc_v2df): Ditto.
9195 (vec_unpacks_hi_v4sf): Ditto.
9196 (vec_unpacks_lo_v4sf): Ditto.
9197 (vec_unpacks_float_hi_v4si): Ditto.
9198 (vec_unpacks_float_lo_v4si): Ditto.
9199 (vec_unpacku_float_hi_v4si): Ditto.
9200 (vec_unpacku_float_lo_v4si): Ditto.
9201 (movmisalign<mode>): Ditto.
9202 (vector_ceil<mode>2): New patterns for vectorizing math library.
9203 (vector_floor<mode>2): Ditto.
9204 (vector_btrunc<mode>2): Ditto.
9205 (vector_copysign<mode>3): Ditto.
9207 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9208 predicate for setting the high bit in each word, used for copysign.
9210 * config/rs6000/ppc-asm.h (f19): Whitespace.
9211 (f32-f63): Define if VSX.
9212 (v0-v31): Define if Altivec.
9213 (vs0-vs63): Define if VSX.
9215 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9217 * config/rs6000/power7.md: New file, provide tuning parameters for
9220 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9221 (rs6000_cpu_cpp_builtins): Ditto.
9222 (altivec_overloaded_builtins): Ditto.
9223 (altivec_resolve_overloaded_builtin): Ditto.
9225 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9226 debug switch to disable vectorizing simple math builtin
9229 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9230 Vectorize simple math builtin functions.
9231 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9232 hook to vectorize math builtins.
9233 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9234 (rs6000_builtin_conversion): Add VSX/power7 support.
9235 (rs6000_builtin_vec_perm): Ditto.
9236 (vsplits_constant): Add support for loading up a vector constant
9237 with just the high bit set in each part.
9238 (rs6000_expand_vector_init): Add VSX/power7 support.
9239 (rs6000_expand_vector_set): Ditto.
9240 (rs6000_expand_vector_extract): Ditto.
9241 (rs6000_emit_move): Ditto.
9242 (bdesc_3arg): Ditto.
9243 (bdesc_2arg): Ditto.
9244 (bdesc_1arg): Ditto.
9245 (rs6000_expand_ternop_builtin): Ditto.
9246 (altivec_expand_builtin): Ditto.
9247 (rs6000_expand_unop_builtin): Ditto.
9248 (rs6000_init_builtins): Ditto.
9249 (altivec_init_builtins): Ditto.
9250 (builtin_function_type): Ditto.
9251 (rs6000_common_init_builtins): Ditto.
9252 (rs6000_handle_altivec_attribute); Ditto.
9253 (rs6000_mangle_type): Ditto.
9254 (rs6000_vector_mode_supported_p): Ditto.
9255 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9258 * config/rs6000/vsx.md: New file for VSX support.
9260 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9261 identifing values with just the most significant bit set.
9262 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9263 vectorized builtins.
9265 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9266 (UNSPEC_VRFIM): Delete.
9267 (splitter for loading up vector with most significant bit): New
9268 splitter for vectorizing copysign.
9269 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9270 vectorizing simple math functions.
9271 (altivec_vrfip): Add support for vectorizing simple math functions.
9272 (altivec_vrfim): Ditto.
9273 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9275 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9276 (power7.md, vsx.md): Include for power7 support.
9277 (copysigndf3): Use VSX instructions if -mvsx.
9278 (negdf2_fpr): Ditto.
9279 (absdf2_fpr): Ditto.
9280 (nabsdf2_fpr): Ditto.
9281 (adddf3_fpr): Ditto.
9282 (subdf3_fpr): Ditto.
9283 (muldf3_fpr): Ditto.
9284 (divdf3_fpr): Ditto.
9285 (fix_truncdfdi2_fpr): Ditto.
9286 (cmpdf_internal1): Ditto.
9287 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9288 (btruncdf2, btruncdf2_fpr): Ditto.
9289 (ceildf2, ceildf2_fpr): Ditto.
9290 (floordf2, floordf2_fpr): Ditto.
9291 (floatdidf2, floatdidf2_fpr): Ditto.
9292 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9293 (fmsubdf4_fpr): Ditto.
9294 (fnmadddf4_fpr_1): Ditto.
9295 (fnmadddf4_fpr_2): Ditto.
9296 (fnmsubdf4_fpr_1): Ditto.
9297 (fnmsubdf4_fpr_2): Ditto.
9298 (fixuns_truncdfdi2): Add expander for VSX support.
9299 (fix_truncdfdi2): Ditto.
9300 (fix_truncdfsi2): Ditto.
9302 (btruncsf2): Whitespace.
9303 (movdf_hardfloat32): Add support for VSX registers.
9304 (movdf_softfloat32): Ditto.
9305 (movdf_hardfloat64): Ditto.
9306 (movdf_hardfloat64_mfpgpr): Ditto.
9307 (movdf_softfloat64): Ditto.
9308 (movti splitters): Add check for vector registers supporting
9309 TImode in the future.
9310 (bpermd): Add power7 bpermd instruction.
9312 * config/rs6000/altivec.h (vec_div): Define if VSX.
9316 (vec_nearbyint): Ditto.
9319 (all predicates): Use the generic builtin function, and not the V4SF
9320 specific function so that the predicates will work with VSX's V2DF.
9324 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9325 Document new VSX functions and types.
9327 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9330 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9331 "wa", and "j" constraints. Modify "v" to talk about Altivec
9332 instead of just vector.
9334 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9337 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9338 location for phi arguments.
9339 (rewrite_update_phi_arguments): Find locations for reaching defs.
9340 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9341 Add location to add_phi_arg calls.
9342 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9343 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9344 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9345 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9346 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9347 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9348 * tree-phinodes.c (make_phi_node): Initialize location.
9349 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9350 (add_phi_arg): Add location parameter.
9351 (remove_phi_arg_num): Move location when moving phi argument.
9352 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9354 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9355 slpeel_update_phi_nodes_for_guard1,
9356 slpeel_update_phi_nodes_for_guard2,
9357 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9358 vect_loop_versioning): Set locations.
9359 * tree-parloops.c (create_phi_for_local_result,
9360 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9361 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9362 * tree-vect-loop.c (get_initial_def_for_induction,
9363 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9365 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9366 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9367 (gimple_phi_arg_set_location): New. Set locus.
9368 (gimple_phi_arg_has_location): New. Check for locus.
9369 (redirect_edge_var_map_location): New. Return locus from var_map.
9370 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9371 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9372 combining PHI arguments.
9373 (cond_store_replacement): Set location.
9374 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9375 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9376 scop_add_exit_phis_edge): Add locations.
9377 * tree-cfgcleanup.c (remove_forwarder_block,
9378 remove_forwarder_block_with_phi): Add locations.
9379 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9380 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9382 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9383 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9384 flush_pending_stmts): Add source location.
9385 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9386 stack to preserve locations.
9387 * tree-vect-stmts.c (vectorizable_load): Add location.
9388 * tree-inline.c (copy_phis_for_bb): Copy locus.
9389 (setup_one_parameter): Add call locus to inlined parameter stmts.
9390 (initialize_inlined_parameters): Pass in call location as parameter
9392 (tree_function_versioning): Pass location to setup_one_parameter.
9393 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9394 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9395 copy and edge lists.
9396 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9397 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9398 locus parameter and override the stmt default if provided.
9399 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9400 elim_graph_add_edge, elim_graph_remove_succ_edge,
9401 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9402 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9403 eliminate_phi): Add locus info in elimination graph for each edge and
9405 (insert_backedge_copies): Copy locus if present.
9406 * tree-flow.h (struct _edge_var_map): Add locus field.
9407 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9408 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9409 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9411 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9413 2009-07-30 Martin Jambor <mjambor@suse.cz>
9415 PR tree-optimization/40570
9416 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9419 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9421 * ssa-loop-manip.c: Include langhooks.h.
9422 (rewrite_phi_with_iv): New.
9423 (rewrite_all_phi_nodes_with_iv): New.
9424 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9425 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9426 * tree-parloops.c (loop_parallel_p): Move out all conditions
9427 except dependency check.
9428 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9429 (gen_parallel_loop): Call canonicalize_loop_ivs without
9430 reduction_list argument.
9431 (build_new_reduction): New.
9432 (gather_scalar_reductions): New.
9433 (try_get_loop_niter): New.
9434 (try_create_reduction_list): New.
9435 (parallleize_loops): Change the parallel conditions check.
9436 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9437 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9439 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9441 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9443 * doc/options.texi (Option properties): Mention new quoting syntax.
9445 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9447 * config/alpha/alpha.c (alpha_start_function):
9448 Handle VMS_DEBUG_MAIN_POINTER
9449 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9450 * doc/invoke.texi: Document -mdebug-main switch.
9452 2009-07-29 Richard Henderson <rth@redhat.com>
9454 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9455 (cgraph_create_edge_including_clones): Likewise.
9456 * tree-inline.c (copy_bb): Operate on the correct edges
9457 when updating the callgraph.
9459 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9461 * config/alpha/vms-cc.c: Deleted.
9462 * config/alpha/vms-ld.c: Deleted.
9463 * config/alpha/t-vms64: Moved to config/vms
9464 * config/alpha/vms-crt0-64.c: Moved to config/vms
9465 * config/alpha/vms-crt0.c: Moved to config/vms
9466 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9467 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9468 * config/alpha/xm-vms.h: Moved to config/vms
9469 * config/alpha/x-vms: Moved to config/vms
9470 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9472 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9473 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9475 * config/vms/t-vms64: Moved here from config/alpha
9476 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9477 (argc,argv,envp): Enforce 32bit malloc'ing.
9478 * config/vms/vms-psxcrt0-64.c: Likewise.
9479 * config/vms/vms-crt0.c: Moved here from config/alpha.
9480 * config/vms/vms-psxcrt0.c: Likewise.
9481 * config/vms/vms-crtl-64.h: New file.
9482 * config/vms/vms-crtl.h: New file.
9483 * config/vms/vms.opt: New file.
9484 * config/vms/xm-vms64.h: New file.
9485 * config/vms/xm-vms.h: Moved here from config/alpha.
9486 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9488 * config/vms/x-vms: Moved here from config/alpha.
9489 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9490 (vms-ld.o, vms-cc.o): Removed.
9491 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9493 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9495 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9496 correct stack (obvious VMS fix).
9498 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9500 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9501 date, version info if VMS_DEBUGGING_INFO defined.
9502 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9503 size, date calculating code moved here.
9505 2009-07-29 Paul Brook <paul@codesourcery.com>
9507 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9510 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9513 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9514 to DImode when generating insq_le insn.
9516 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9518 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9519 New macro set for VMS_DEBUGGGING_INFO.
9520 (AT_string_form): Use it.
9522 2009-07-28 DJ Delorie <dj@redhat.com>
9524 * config/mep/mep.c (vtext_section): New.
9525 (vftext_section): New.
9526 (ftext_section): New.
9527 (mep_select_section): Add support for functions.
9528 (mep_unique_section): Likewise.
9529 (mep_asm_init_sections): Likewise.
9530 (mep_encode_section_info): Remove it from here.
9532 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9534 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9536 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9537 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9539 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9541 * dwarf2out.c (output_file_names): Test new macro
9542 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9543 (add_comp_dir_attribute): Likewise.
9545 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9547 * config/i386/mingw-w64.h (LINK_SPEC): Add
9548 separating space between commands.
9550 2009-07-28 Jan Hubicka <jh@suse.cz>
9552 PR tree-optimization/40759
9553 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9556 2009-07-27 DJ Delorie <dj@redhat.com>
9558 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9559 types are dword-aligned.
9560 (mep_expand_va_start): Likewise.
9562 2009-07-27 Olivier Hainque <hainque@adacore.com>
9563 Douglas B Rupp <rupp@gnat.com>
9565 * convert.c (convert_to_pointer): Don't assume the target
9566 pointer type is POINTER_SIZE long. Fetch its precision instead.
9568 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9570 * system.h (fopen): Undefine if macro.
9572 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9574 * dwarf2out.c (output_cfi_p): Removed.
9575 (output_cfis): New function.
9576 (output_fde): New function, split from output_call_frame_info.
9577 (output_call_frame_info): Use it.
9578 (dwarf2out_switch_text_section): Use output_cfis.
9580 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9582 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9583 TARGET_BI_ARCH is specified without enabling SJLJ.
9584 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9585 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9587 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9589 * arm.md (negdi2): Use DImode if forcing a value into a register.
9591 2009-07-26 Ira Rosen <irar@il.ibm.com>
9593 PR tree-optimization/40801
9594 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9595 of vector operand from the previous copy of vector statement.
9596 Pass the correct definition type value to
9597 vect_get_vec_def_for_stmt_copy().
9599 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9601 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9602 const char ** conversion.
9604 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9606 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9607 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9608 (gcc_unreachable): Invoke __builtin_unreachable() if
9609 !ENABLE_ASSERT_CHECKING.
9611 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9613 PR rtl-optimization/40445
9614 * emit-rtl.c (next_nonnote_insn_bb): New function.
9615 * rtl.h (next_nonnote_insn_bb): Declare new function.
9616 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9617 with no successors that is the successor of the ENTRY_BLOCK.
9618 Continue from the top after removing an empty fallthrough block.
9619 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9620 of next_nonnote_insn.
9622 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9624 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9626 2009-07-25 Martin Jambor <mjambor@suse.cz>
9628 * c-common.c (c_common_attribute_table): New element for noclone.
9629 (handle_noclone_attribute): New function. Forward-declare.
9630 * tree-inline.c (tree_versionable_function_p): Check for noclone
9632 * doc/extend.texi (Labels as Values): Document need for noclone.
9633 (Function Attributes): Document noclone attribute.
9635 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9637 PR rtl-optimization/34999
9638 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9639 and dw_fde_switched_cold_to_hot fields.
9640 (output_cfi_p): New function.
9641 (output_call_frame_info): If fde->dw_fde_switched_sections,
9642 output 2 FDEs instead of one with corrupted header.
9643 (dwarf2out_do_cfi_startproc): New function.
9644 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9645 and fde->dw_fde_switched_cold_to_hot.
9646 (dwarf2out_switch_text_section): Compute
9647 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9648 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9649 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9650 Otherwise, compute fde->dw_fde_switch_cfi.
9652 2009-07-24 Cary Coutant <ccoutant@google.com>
9654 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9656 2009-07-24 Cary Coutant <ccoutant@google.com>
9658 * cfghooks.c (split_block): Copy discriminator to new block.
9659 * tree-cfg.c (assign_discriminator): Check location of last
9660 instruction in block as well as first.
9662 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9664 * config/i386/linux.c: Use fputs or putc instead of fprintf
9666 * config/i386/gas.h: Ditto.
9667 * config/i386/x86-64.h: Ditto.
9668 * config/i386/att.h: Ditto.
9670 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9672 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9675 2009-07-24 Martin Jambor <mjambor@suse.cz>
9677 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9678 (ipa_push_func_to_list_1): Declare.
9679 (ipa_push_func_to_list): New function.
9681 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9682 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9683 (ipa_push_func_to_list): Removed.
9684 (ipa_pop_func_from_list): Clear node_enqueued flag.
9686 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9688 * config/s390/s390.c (override_options): Default
9689 max-unrolled-insns to 100 for z10 tuning.
9691 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9693 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9694 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9695 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9696 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9697 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9698 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9699 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9701 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9703 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9704 use default set in mingw32.h header.
9705 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9706 64-bit /mingw/include path.
9707 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9710 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9712 PR rtl-optimization/40209
9713 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9715 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9717 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9718 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9719 with the rest of string where appropriate. Use fputs or putc
9720 instead of fprintf where appropriate.
9722 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9723 Pat Haugen <pthaugen@us.ibm.com>
9724 Revital Eres <ERES@il.ibm.com>
9726 * config/rs6000/vector.md: New file. Move most of the vector
9727 expander support here from altivec.md to allow for the VSX vector
9728 unit in the future. Add support for secondary_reload patterns.
9729 Rewrite the patterns for vector comparison, and vector comparison
9730 predicate instructions so that the RTL expresses the desired
9731 behavior, instead of using unspec.
9733 * config/rs6000/constraints.md ("f" constraint): Use
9734 rs6000_constraints to hold the precalculated register class.
9735 ("d" constraint): Ditto.
9736 ("wd" constraint): New constraint for VSX.
9737 ("wf" constraint): Ditto.
9738 ("ws" constraint): Ditto.
9739 ("wa" constraint): Ditto.
9740 ("wZ" constraint): Ditto.
9741 ("j" constraint): Ditto.
9743 * config/rs6000/predicates.md (vsx_register_operand): New
9745 (vfloat_operand): New predicate for vector.md.
9746 (vint_operand): Ditto.
9747 (vlogical_operand): Ditto.
9748 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9749 (easy_vector_constant): Add VSX support.
9750 (altivec_indexed_or_indirect_operand): New predicate for
9751 recognizing Altivec style memory references with AND -16.
9753 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9754 for vector secondary reload support.
9755 (rs6000_vector_reg_class): Delete, replacing it with
9757 (rs6000_vsx_reg_class): Ditto.
9758 (rs6000_constraints): New array to hold the register classes of
9759 each of the register constraints that can vary at runtime.
9760 (builtin_mode_to_type): New static array for builtin function type
9762 (builtin_hash_table): New static hash table for builtin function
9764 (TARGET_SECONDARY_RELOAD): Define target hook.
9765 (TARGET_IRA_COVER_CLASSES): Ditto.
9766 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9767 registers are 128 bits if VSX memory reference instructions are used.
9768 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9770 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9771 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9772 Print several of the scheduling related parameters.
9773 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9774 rs6000_constraints instead of rs6000_vector_reg_class. Move
9775 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9776 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9777 Altivec. Add VSX support. Setup for secondary reload support on
9778 Altivec/VSX registers.
9779 (rs6000_override_options): Make power7 set the scheduling groups
9780 like the power5. Add support for new debug switches to override
9781 the scheduling defaults. Temporarily disable -mcpu=power7 from
9782 setting -mvsx. Add support for debug switches -malways-hint,
9783 -msched-groups, and -malign-branch-targets.
9784 (rs6000_buitlin_conversion): Add support for returning unsigned
9785 vector conversion functions to fix regressions due to stricter
9787 (rs6000_builtin_mul_widen_even): Ditto.
9788 (rs6000_builtin_mul_widen_odd): Ditto.
9789 (rs6000_builtin_vec_perm): Ditto.
9790 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9791 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9793 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9795 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9796 VSX types for bit operations. Changes to accomidate vector.md.
9797 (bdesc_2arg): Ditto.
9798 (bdesc_1arg): Ditto.
9799 (struct builtin_description_predicates): Rewrite predicate
9800 handling so that RTL describes the operation, instead of passing
9801 the instruction to be used as a string argument.
9802 (bdesc_altivec_preds): Ditto.
9803 (altivec_expand_predicate_builtin): Ditto.
9804 (altivec_expand_builtin): Ditto.
9805 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9806 statement for vsldoi support.
9807 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9808 (altivec_expand_st_builtin): Ditto.
9809 (paired_expand_builtin): Whitespace changes.
9810 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9811 builtin_mode_to_type table for secondary reload. Call
9812 builtin_function_type to build random builtin functions.
9813 (altivec_init_builtins): Change to use builtin_function_type to
9814 create builtin function types dynamically as we need them.
9815 (builtin_hash_function): New support for hashing the tree types
9816 for builtin function as we need it, rather than trying to build
9817 all of the trees that we need. Add initial preliminary VSX support.
9818 (builtin_function_type): Ditto.
9819 (builtin_function_eq): Ditto.
9820 (builtin_hash_struct): Ditto.
9821 (rs6000_init_builtins): Ditto.
9822 (rs6000_common_init_builtins): Ditto.
9823 (altivec_init_builtins): Ditto.
9824 (rs6000_common_init_builtins): Ditto.
9825 (enum reload_reg_type): New enum for simplifing reg classes.
9826 (rs6000_reload_register_type): Simplify register classes into GPR,
9827 Vector, and other registers. Altivec and VSX addresses in reload.
9828 (rs6000_secondary_reload_inner): Ditto.
9829 (rs6000_ira_cover_classes): New target hook, that returns the
9830 appropriate cover classes, based on -mvsx being used or not.
9831 (rs6000_secondary_reload_class): Add VSX support.
9832 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9833 (get_vsel_insn): Ditto.
9834 (rs6000_emit_vector_compare): Rewrite vector conditional support
9835 so that where we can, we use RTL operators, instead of blindly use
9837 (rs6000_emit_vector_select): Ditto.
9838 (rs6000_emit_vector_cond_expr): Ditto.
9839 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9840 (create_TOC_reference): Add -mdebug=addr support.
9841 (emit_frame_save): VSX loads/stores need register indexed addressing.
9843 * config/rs6000/rs6000.md: Include vector.md.
9845 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9847 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9848 support for V2DI, V2DF in logical, permute, select operations.
9850 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9851 switch for vsx/power7.
9852 (-mvsx-scalar-memory): Ditto.
9853 (-mvsx-align-128): Ditto.
9854 (-mallow-movmisalign): Ditto.
9855 (-mallow-df-permute): Ditto.
9856 (-msched-groups): Ditto.
9857 (-malways-hint): Ditto.
9858 (-malign-branch-targets): Ditto.
9860 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9862 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9863 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9864 (rs6000_vector_reg_class): Delete.
9865 (rs6000_vsx_reg_class): Ditto.
9866 (enum rs6000_reg_class_enum): New enum for the constraints that
9867 vary based on target switches.
9868 (rs6000_constraints): New array to hold the register class for all
9869 of the register constraints that vary based on the switches used.
9870 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9871 (enum rs6000_builtins): Add unsigned varients for the builtin
9872 declarations returned by target hooks for expanding multiplies,
9873 select, and permute operations. Add VSX builtins.
9874 (enum rs6000_builtin_type_index): Add entries for VSX.
9875 (V2DI_type_node): Ditto.
9876 (V2DF_type_node): Ditto.
9877 (unsigned_V2DI_type_node): Ditto.
9878 (bool_long_type_node): Ditto.
9879 (intDI_type_internal_node): Ditto.
9880 (uintDI_type_internal_node): Ditto.
9881 (double_type_internal_node): Ditto.
9883 * config/rs6000/altivec.md (whole file): Move all expanders to
9884 vector.md from altivec.md. Rename insn matching functions to be
9886 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9887 (altivec_vcmp*): Ditto.
9888 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9889 (VM): New iterator for moves that includes the VSX types.
9890 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9891 (altivec_vperm_<mode>_uns): New, for unsigned types.
9892 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9893 (altivec_eq<mode>): Ditto.
9894 (altivec_gt<mode>): Ditto.
9895 (altivec_gtu<mode>): Ditto.
9896 (altivec_eqv4sf): Ditto.
9897 (altivec_gev4sf): Ditto.
9898 (altivec_gtv4sf): Ditto.
9899 (altivec_vcmpbfp_p): Ditto.
9901 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9903 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9906 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9909 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9910 ASM_SHORT instead of .word.
9911 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9912 instead of .word in asm template.
9914 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9917 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9918 (process_bb_node_lives): Use it.
9920 * ira.c (setup_cover_and_important_classes): Don't setup
9921 ira_important_class_nums. Add cover classes to the end of
9923 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9925 (find_reg_class_closure): Use reorder_important_classes.
9927 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9929 * config/i386/i386.c (i386_ira_cover_classes): New function.
9930 (TARGET_IRA_COVER_CLASSES): Redefine.
9932 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9933 importance of order of cover classes in the array.
9935 2009-07-22 Diego Novillo <dnovillo@google.com>
9937 * tree-pass.h (TDF_EH): Define.
9938 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9939 contains TDF_EH, print the EH region number holding GS.
9940 * tree-dump.c (dump_options): Add "eh".
9941 * doc/invoke.texi: Document it.
9943 2009-07-22 Doug Kwan <dougkwan@google.com>
9945 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9947 2009-07-22 Michael Matz <matz@suse.de>
9949 PR tree-optimization/35229
9950 PR tree-optimization/39300
9952 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9953 (inhibit_phi_insertion): New function.
9954 (insert_into_preds_of_block): Call it for REFERENCEs.
9955 (init_pre): Initialize and finalize scalar evolutions.
9956 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9958 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9960 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9961 Use CONST_VECTOR_NUNITS to determine number of elements.
9963 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9965 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9966 (U, W): Constraints are now deprecated and will be removed if we
9968 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9970 ("prefetch"): Add the stcmh instruction for prefetching.
9971 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9973 (s390_short_displacement): Return always true if compiling for
9974 machines not providing the long displacement facility.
9975 (s390_mem_constraint): Support the new constraint letter Z.
9976 (s390_check_qrst_address): New function.
9978 2009-07-21 DJ Delorie <dj@redhat.com>
9980 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9983 2009-07-21 Jason Merrill <jason@redhat.com>
9985 * c-common.c (max_tinst_depth): Increase default to 1024.
9987 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9989 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9990 (vec_unpacku_float_lo_v4si): Ditto.
9992 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9995 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9996 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9997 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9998 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10000 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10002 PR tree-optimization/40813
10003 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10006 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10008 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10009 with a NOP_EXPR if needed.
10011 2009-07-21 Paul Brook <paul@codesourcery.com>
10013 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10014 Terminate debug dump with newline.
10016 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10018 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10019 Cast "1" to unsigned HOST_WIDE_INT.
10020 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10021 deposit length to the maximum length - lsb. Extend length if
10022 HOST_BITS_PER_WIDE_INT is 32.
10024 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10026 * cgraph.h (constant_pool_htab): New function.
10027 (constant_descriptor_tree): Move from varasm.c.
10028 * varasm.c (constant_pool_htab): New function.
10029 (constant_descriptor_tree): Move to cgraph.h.
10031 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10033 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10035 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10037 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10040 2009-07-20 Xinliang David Li <davidxl@google.com>
10042 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10044 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10046 * config/mips/mips.md (move_type): Add arith.
10047 (type): Handle arith.
10048 (zero_extendsidi2): Rename this into ...
10049 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10050 (zero_extendsidi2): New expander.
10051 (*zero_extendsidi2_dext): New pattern.
10053 2009-07-20 Nick Clifton <nickc@redhat.com>
10055 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10056 to set MIPS_ABI_DEFAULT.
10057 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10059 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10061 * tree-object-size.c (addr_object_size): Handle unions with
10062 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10064 PR tree-optimization/40792
10065 * tree.c (build_function_type_skip_args): Remove bogus assert.
10067 2009-07-20 Jan Hubicka <jh@suse.cz>
10068 Martin Jambor <mjambor@suse.cz>
10070 * cgraph.h (combined_args_to_skip): New field.
10071 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10072 combined_args_to_skip and args_to_skip.
10073 * tree-inline.c (update_clone_info): New function.
10074 (tree_function_versioning): Call update_clone_info.
10075 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10077 (cgraph_materialize_all_clones): More extensive dumping, working
10078 with combined_args_to_skip rather than args_to_skip.
10080 2009-07-20 Ira Rosen <irar@il.ibm.com>
10082 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10083 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10084 (get_initial_def_for_reduction): Likewise.
10085 (vectorizable_reduction): Skip the check of first operand in case
10086 of COND_EXPR. Add check that it is outer loop vectorization if
10087 nested cycle was detected. Call vectorizable_condition() for
10088 COND_EXPR. If reduction epilogue cannot be created do not fail for
10089 nested cycles (if it is not double reduction). Assert that there
10090 is only one type in the loop in case of COND_EXPR. Call
10091 vectorizable_condition() to vectorize COND_EXPR.
10092 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10093 Add parameters. Allow nested cycles if called from
10094 vectorizable_reduction(). Use reduction vector variable if provided.
10095 (vect_analyze_stmt): Call vectorizable_reduction() before
10096 vectorizable_condition().
10097 (vect_transform_stmt): Update call to vectorizable_condition().
10099 2009-07-20 Christian Bruel <christian.bruel@st.com>
10101 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10102 * doc/invoke.texi (-mfmovd): Likewise.
10103 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10105 2009-07-20 Jan Hubicka <jh@suse.cz>
10107 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10108 when handling SSA name.
10110 2009-07-19 Jan Hubicka <jh@suse.cz>
10112 PR tree-optimization/40676
10113 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10114 virtual PHIs in empty BBs.
10116 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10118 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10119 re-expanded the compound use gen_lowpart instead to convert to the
10122 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10124 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10125 OUTER_CONST arguments.
10126 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10127 the new wider mode will be masked off.
10128 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10130 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10132 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10133 high-order bits are zero.
10135 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10137 * combine.c (simplify_shift_const_1): Split code to determine
10138 shift_mode into ...
10139 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10140 new bits shifted in are identical to the old sign bit.
10142 2009-07-18 Richard Guenther <rguenther@suse.de>
10145 * gimplify.c (gimplify_call_expr): Reject code using results from
10146 functions returning void.
10148 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10150 * doc/md.texi: Document the new PowerPC "es" constraint.
10151 Document that "m" can include automodified addresses on this target,
10152 and explain how %U must be used. Extend the "Q" and "Z" documentation
10153 to suggest "es" as well as "m".
10154 * config/rs6000/constraints.md (es): New memory constraint.
10155 (Q, Z): Update strings to match new documentation.
10157 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10159 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10160 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10161 * config/rs6000/predicates.md (volatile_mem_operand): Use
10162 offsettable_nonstrict_memref_p.
10163 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10164 (*floatunssidf2_internal): Likewise.
10165 (*fix_truncdfsi2_internal): Likewise.
10166 (*fix_trunctfsi2_internal): Likewise.
10168 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10170 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10171 atmega32u2 devices.
10172 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10174 2009-07-17 Richard Guenther <rguenther@suse.de>
10177 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10178 (pass_warn_unused_result): Likewise.
10179 (TODO_set_props): Remove.
10180 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10182 (pass_diagnose_omp_blocks): Define.
10183 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10184 (c_gimple_diagnostics_recursively): Remove.
10185 (finish_function): Do not call it.
10186 (c_write_global_declarations): Continue after errors.
10187 Finalize the CU here.
10188 * c-gimplify.c (c_genericize): Do not gimplify here.
10189 * c-common.c (c_warn_unused_result): Move ...
10190 * tree-cfg.c (do_warn_unused_result): ... here.
10191 (run_warn_unused_result): New function.
10192 (gate_warn_unused_result): New function.
10193 (pass_warn_unused_result): New pass.
10194 * c-common.h (c_warn_unused_result): Remove.
10195 * flags.h (flag_warn_unused_result): Declare.
10196 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10197 * opts.c (flag_warn_unused_result): Initialize to false.
10198 * toplev.c (compile_file): Add comment.
10199 * omp-low.c (create_omp_child_function): Do not register
10200 the function with the frontend.
10201 (diagnose_omp_structured_block_errors): Prepare to be
10202 called as optimization pass.
10203 (gate_diagnose_omp_blocks): New function.
10204 (pass_diagnose_omp_blocks): New pass.
10205 * cgraph.h (cgraph_optimize): Remove.
10206 (cgraph_analyze_function): Likewise.
10207 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10208 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10209 before their parents here.
10210 (cgraph_finalize_function): Not here.
10211 (cgraph_analyze_function): Gimplify functions here.
10212 (cgraph_finalize_compilation_unit): Continue after errors.
10213 Optimize the callgraph from here.
10214 (cgraph_optimize): Make static.
10215 * langhooks.c (write_global_declarations): Finalize the CU.
10216 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10217 (gimplify_function_tree): Assert we gimplify only once.
10218 Set PROP_gimple_any property.
10219 * tree-nested.c (gimplify_all_functions): New function.
10220 (lower_nested_functions): Gimplify all nested functions.
10221 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10222 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10223 and pass_diagnose_omp_blocks after gimplification. Do not
10224 set TODO_set_props on all_lowering_passes.
10225 (execute_one_pass): Do not handle TODO_set_props.
10226 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10227 (gimplify.o): Add tree-pass.h dependency.
10228 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10229 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10230 (unsave_r): Likewise.
10231 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10232 temporary variable.
10234 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10236 * doc/service.texi (Service): Restore previously removed link,
10237 which isn't broken after all.
10239 2009-07-17 Richard Guenther <rguenther@suse.de>
10241 PR tree-optimization/40321
10242 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10243 PHI nodes to the maximal set.
10244 (make_values_for_phi): Add PHI arguments to the maximal set.
10245 (execute_pre): Dump PHI_GEN and the maximal set.
10247 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10250 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10253 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10255 * doc/extend.texi (Nested Functions): Replace broken link with
10257 * doc/service.texi (Service): Remove broken link.
10259 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10262 * builtins.c (expand_builtin_memcmp): Use loc instead of
10263 EXPR_LOCATION (exp).
10264 (expand_builtin_strncmp): Likewise.
10266 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10267 Manuel López-Ibáñez <manu@gcc.gnu.org>
10270 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10271 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10272 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10273 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10274 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10275 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10276 tree-inline.c, c-common.c, c-common.h, gimple.c,
10277 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10278 convert.c: Add location argument to fold_{unary,binary,ternary},
10279 fold_build[123], build_call_expr, build_size_arg,
10280 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10281 fold_build1_initializer, fold_build2_initializer,
10282 fold_build3_initializer, fold_build_call_array,
10283 fold_build_call_array_initializer, fold_single_bit_test,
10284 omit_one_operand, omit_two_operands, invert_truthvalue,
10285 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10286 combine_comparisons, fold_builtin_*, fold_call_expr,
10287 build_range_check, maybe_fold_offset_to_address, round_up,
10290 2009-07-16 Jason Merrill <jason@redhat.com>
10293 * c-common.c (c_common_reswords): Add __is_standard_layout
10295 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10296 * doc/implement-cxx.texi: New.
10297 * doc/gcc.texi: Include it.
10299 2009-07-16 DJ Delorie <dj@redhat.com>
10301 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10302 compares that may be indirectly affected by previous instructions.
10304 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10306 * builtins.c (do_mpc_arg2): New.
10307 (fold_builtin_2): Fold builtin cpow.
10308 * real.h (HAVE_mpc_pow): New.
10310 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10312 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10313 comparison to skip unprofitable schedule
10315 2009-07-16 Simon Baldwin <simonb@google.com>
10317 * gcc.c (option_map): New flag -no-canonical-prefixes.
10318 * (display_help): Print help text for new flag.
10319 * (process_command): Move options translation and language specifics
10320 and handle new flag early. Use it to set a function pointer to a
10321 prefix builder. Replace make_relative_prefix calls with calls to
10322 the function pointed to. Ignore new flag in regular options handling.
10323 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10325 2009-07-15 DJ Delorie <dj@redhat.com>
10327 * config/mep/mep.md (sibcall_internal): Change register to avoid
10328 argument registers.
10329 (sibcall_value_internal): Likewise.
10331 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10333 PR rtl-optimization/40710
10334 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10336 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10338 * config/mips/mips.md (*extenddi_truncate<mode>,
10339 *extendsi_truncate<mode>): Change type attribute to move_type
10340 with shift_shift. Split out code handling exts from here ...
10341 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10343 (*extendhi_truncateqi): Change type attribute to move_type with
10344 shift_shift. Split out code handling exts from here ...
10345 (*extendhi_truncateqi_exts): ... to this new pattern.
10347 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10349 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10350 instead of "and" with inverted sign bit mask value. Use
10351 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10352 Allocate registers only for operand 4 and operand 5.
10354 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10356 PR middle-end/40747
10357 * fold-const.c (fold_cond_expr_with_comparison): When folding
10358 < and <= to MIN, make sure the MIN uses the same type as the
10359 comparison's operands.
10361 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10363 * arm.md (ior_xor): New code iterator.
10364 (split for ior/xor with shift and zero-extend): New split pattern.
10365 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10367 2009-07-15 Richard Guenther <rguenther@suse.de>
10369 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10372 2009-07-15 Richard Guenther <rguenther@suse.de>
10374 PR middle-end/40753
10375 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10377 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10379 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10380 handle 2.6.30 kernel.
10382 2009-07-15 DJ Delorie <dj@redhat.com>
10384 * config/mep/mep.md (sibcall_internal): Change register to allow
10385 for 24-bit addresses.
10386 (sibcall_value_internal): Likewise.
10388 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10390 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10391 that are enabled/disabled by the flags introduced by a previous patch.
10393 2009-07-14 DJ Delorie <dj@redhat.com>
10395 * config/mep/mep.md (sibcall_internal): Include non-toggling
10397 (sibcall_value_internal): Likewise.
10399 2009-07-14 Taras Glek <tglek@mozilla.com>
10400 Rafael Espindola <espindola@google.com>
10402 * doc/sourcebuild.texi: Document install-plugin target.
10403 * configure.ac: Added install-plugin target to language makefiles.
10404 * configure: Regenerate.
10405 * Makefile.in: (install-plugin): Install more headers,
10406 depend on lang.install-plugin.
10408 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10410 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10413 2009-07-14 DJ Delorie <dj@redhat.com>
10415 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10416 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10417 * config/mep/mep.md (sibcall_internal): Change test from
10418 mep_vliw_mode_match to mep_vliw_jmp_match.
10419 (sibcall_value_internal): Likewise.
10421 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10423 * config/i386/sse.md (copysign<mode>3): New expander.
10424 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10425 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10426 Use ix86_build_const_vector.
10427 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10428 IX86_BUILTIN_CPYSGNPD.
10429 (builtin_description): Add __builtin_ia32_copysignps and
10430 __builtin_ia32_copysignpd.
10431 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10432 and BUILT_IN_COPYSIGNF.
10434 2009-07-13 Jason Merrill <jason@redhat.com>
10436 * builtins.c (can_trust_pointer_alignment): New fn.
10437 (get_pointer_alignment): Factor it out from here.
10438 * tree.h: Declare it.
10440 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10442 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10445 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10449 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10451 2009-07-14 Richard Guenther <rguenther@suse.de>
10452 Andrey Belevantsev <abel@ispras.ru>
10454 PR middle-end/40745
10455 * cfgexpand.c (partition_stack_vars): Do not bother to update
10456 alias information when not optimizing.
10458 2009-07-14 Richard Guenther <rguenther@suse.de>
10459 Andrey Belevantsev <abel@ispras.ru>
10461 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10462 (pt_solution_set): Likewise.
10463 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10464 * tree-ssa-structalias.c (pt_solution_set): New function.
10465 * final.c (rest_of_clean_state): Free SSA data structures.
10466 * print-rtl.c (print_decl_name): Remove.
10467 (print_mem_expr): Implement in terms of print_generic_expr.
10468 * alias.c (ao_ref_from_mem): New function.
10469 (rtx_refs_may_alias_p): Likewise.
10470 (true_dependence): Query alias-export info.
10471 (canon_true_dependence): Likewise.
10472 (write_dependence_p): Likewise.
10473 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10475 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10476 (mem_expr_equal_p): Use operand_equal_p.
10477 (set_mem_attributes_minus_bitpos): Do not use
10478 component_ref_for_mem_expr.
10479 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10480 (update_alias_info_with_stack_vars): Likewise.
10481 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10482 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10483 explicitly nor clear stmt operands.
10484 Free the decl-to-pointer map.
10485 * tree-optimize.c (execute_free_datastructures): Do not free
10486 SSA data structures here.
10487 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10488 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10489 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10491 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10493 2009-07-13 DJ Delorie <dj@redhat.com>
10495 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10496 unrolling at the right iteration count.
10498 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10501 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10503 * haifa-sched.c (rank_for_schedule): Introduced flags to
10504 enable/disable individual scheduling heuristics.
10505 * common.opt: Introduced flags to enable/disable individual
10506 heuristics in the scheduler.
10507 * doc/invoke.texi: Introduced flags to enable/disable individual
10508 heuristics in the scheduler.
10510 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10512 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10513 config/i386/mingw-tls.c.
10514 * config/i386/mingw-tls.c: Removed.
10516 2009-07-13 Ira Rosen <irar@il.ibm.com>
10518 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10519 checks access only relevant statements.
10520 (vectorizable_reduction): Likewise.
10522 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10524 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10525 just for 32-bit case.
10527 2009-07-12 Jan Hubicka <jh@suse.cz>
10529 PR tree-optimization/40585
10530 * except.c (expand_resx_expr): When there already is resume
10531 instruction, produce linked list.
10532 (build_post_landing_pads): Assert that resume is empty.
10533 (connect_post_landing_pads): Handle resume lists.
10534 (dump_eh_tree): Dump resume list.
10536 2009-07-12 Ira Rosen <irar@il.ibm.com>
10538 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10539 with additional argument.
10540 * tree-vectorizer.h (enum vect_def_type): Add
10541 vect_double_reduction_def.
10542 (vect_is_simple_reduction): Add argument.
10543 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10545 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10546 vect_is_simple_reduction with additional argument.
10547 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10549 (reduction_code_for_scalar_code): Handle additional codes by
10550 returning ERROR_MARK for them. Fix comment and indentation.
10551 (vect_is_simple_reduction): Fix comment, add argument to specify
10552 double reduction. Detect double reduction.
10553 (get_initial_def_for_induction): Fix indentation.
10554 (get_initial_def_for_reduction): Fix comment and indentation.
10555 Handle double reduction. Create initial definitions that do not
10556 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10557 (vect_create_epilog_for_reduction): Fix comment, add argument to
10558 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10559 epilogue result extraction. Create double reduction phi node and
10560 replace relevant uses.
10561 (vectorizable_reduction): Call vect_is_simple_reduction with
10562 additional argument. Fix indentation. Update epilogue code treatment
10563 according to the changes in reduction_code_for_scalar_code. Check
10564 for double reduction. Call vect_create_epilog_for_reduction with
10565 additional argument.
10566 * tree-vect-stmts.c (process_use): Handle double reduction, update
10568 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10569 (vect_get_vec_def_for_operand): Likewise.
10571 2009-07-12 Danny Smith <dansmister@gmail.com>
10573 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10574 dllexport if !TREE_PUBLIC.
10575 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10577 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10579 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10580 (avr_extra_arch_macro) Remove declatation.
10581 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10582 (avr_extra_arch_macro) Declare as static.
10583 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10585 2009-07-11 Jan Hubicka <jh@suse.cz>
10587 PR middle-end/48388
10588 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10590 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10593 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10594 cold_in_std_section bits.
10595 (dwarf2out_begin_prologue): Initialize them.
10596 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10597 if already covered by text_section or cold_text_section range.
10599 PR rtl-optimization/40667
10600 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10601 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10602 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10603 * config/i386/i386.c (ix86_minimum_alignment): New function.
10604 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10605 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10606 * emit-rtl.c (gen_reg_rtx): Likewise.
10607 * function.c (assign_parms): Likewise. If nominal_type needs
10608 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10609 rather than passed_type's alignment.
10612 * function.c (assign_parm_setup_stack): Adjust
10613 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10614 from nominal_mode on big endian.
10616 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10618 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10620 2009-07-10 DJ Delorie <dj@redhat.com>
10622 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10624 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10626 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10628 (thumb2_cbnz): Likewise.
10630 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10633 * config.gcc (supported_defaults): Add synci.
10634 (with_synci): Add validation.
10635 (all_defaults): Add synci.
10636 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10639 * config/mips/mips.opt (msynci): New option.
10640 * config/mips/mips.c (mips_override_options): Warn on use of
10641 -msynci for targets that do now support it.
10642 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10644 * gcc/doc/invoke.texi (-msynci): Document the new option.
10645 * doc/install.texi (--with-synci): Document the new option.
10647 2009-07-10 Richard Guenther <rguenther@suse.de>
10649 PR tree-optimization/40496
10650 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10651 the PHI result with a compatible type.
10653 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10657 * c.opt (Wunused-result): New.
10658 * doc/invoke.texi: Document it.
10659 * c-common.c (c_warn_unused_result): Use it.
10661 2009-07-09 DJ Delorie <dj@redhat.com>
10663 * targhooks.c (default_target_can_inline_p): Rename from
10664 default_target_option_can_inline_p.
10665 * targhooks.h (default_target_can_inline_p): Likewise.
10666 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10667 TARGET_OPTION_CAN_INLINE_P.
10668 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10669 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10670 (mep_target_can_inline_p): Rename from
10671 mep_target_option_can_inline_p.
10674 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10675 registers used to pass vectors.
10677 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10679 2009-07-09 Tom Tromey <tromey@redhat.com>
10681 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10682 * config/mmix/mmix.c: Include dwarf2.h.
10683 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10684 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10685 * config/sh/sh.c: Include dwarf2.h.
10686 * config/i386/i386.c: Include dwarf2.h.
10687 * Makefile.in (DWARF2_H): Remove 'elf'.
10688 * except.c: Include dwarf2.h.
10689 * unwind-dw2.c: Include dwarf2.h.
10690 * dwarf2out.c: Include dwarf2.h.
10691 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10692 * unwind-dw2-fde.c: Include dwarf2.h.
10693 * dwarf2asm.c: Include dwarf2.h.
10695 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10697 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10698 (max_issue): Use it.
10699 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10701 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10702 (region_sched_info): Update.
10703 * sched-ebb.c (ebb_sched_info): Update.
10704 * modulo-sched.c (sms_sched_info): Update.
10705 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10707 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10709 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10711 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10713 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10715 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10717 PR middle-end/40692
10718 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10719 arg1 with arg01 if arg1 is already INTEGER_CST.
10721 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10723 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10724 Transform (and (truncate)) into (truncate (and)).
10726 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10728 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10729 creating LHS paradoxical subregs. Fix surrounding returns to
10730 use NULL_RTX rather than 0.
10732 2009-07-08 DJ Delorie <dj@redhat.com>
10734 * config/mep/mep.c: (mep_option_can_inline_p): New.
10735 (TARGET_OPTION_CAN_INLINE_P): Define.
10737 2009-07-08 Mark Wielaard <mjw@redhat.com>
10740 * dwarf2out.c (add_data_member_location_attribute): When we have
10741 only a constant offset don't emit a new location description using
10742 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10745 2009-07-08 Richard Henderson <rth@redhat.com>
10748 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10749 (enum reg_class): Add CLOBBERED_REGS.
10750 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10751 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10752 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10753 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10754 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10755 force 64-bit sibcalls into R11.
10756 * config/i386/constraints.md (U): New constraint.
10757 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10758 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10759 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10761 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10763 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10765 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10766 * ebitmap.h (dump_ebitmap): Ditto.
10767 * optabs.h (optab_libfunc): Ditto.
10768 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10769 * tree-flow.h (vect_can_force_dr_alignment_p,
10770 get_vectype_for_scalar_type): Ditto.
10771 (vectorize_loops): Move prototype to ...
10772 * tree-vectorizer.h: ... here. Also, adjust comment.
10773 (vect_set_verbosity_level): Remove duplicate prototype.
10774 * tree-ssa-loop.c: Include tree-vectorizer.h.
10775 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10777 2009-07-08 Nick Clifton <nickc@redhat.com>
10779 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10782 2009-07-08 DJ Delorie <dj@redhat.com>
10784 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10785 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10786 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10788 * config/mep/intrinsics.md: Regenerated.
10789 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10790 registers when asm() or calls are detected.
10792 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10795 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10797 * gimple (gimple_build_call_from_tree): Likewise.
10798 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10799 no_warning flag before warning.
10801 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10803 * tree.c (set_expr_locus): Remove.
10804 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10805 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10807 * gimplify.c (internal_get_tmp_var): Likewise.
10808 (gimplify_call_expr): Likewise.
10809 (gimplify_one_sizepos): Likewise.
10811 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10814 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10815 to variables for debugging purposes.
10817 2009-06-23 Mark Loeser <mark@halcy0n.com>
10820 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10822 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10824 * pretty-print.c (pp_base_format): Remove %J.
10825 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10826 gcc_cxxdiag_char_table): Likewise.
10827 (init_dynamic_diag_info): Likewise.
10829 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10831 * pretty-print.c (pp_base_format): Remove %H.
10832 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10833 gcc_cxxdiag_char_table): Likewise.
10834 (init_dynamic_diag_info): Likewise.
10835 * config/mep/mep.c (mep_select_section): Likewise.
10837 2009-07-07 Duncan Sands <baldrick@free.fr>
10839 * final.c (pass_clean_state): Give the pass a name.
10840 * passes.c (pass_rest_of_compilation): Likewise.
10841 * tree-optimize.c (pass_all_optimizations): Likewise.
10843 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10845 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10846 an extra 'decl' for error_at.
10848 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10850 PR middle-end/40669
10851 * tree-tailcall.c (adjust_return_value_with_ops,
10852 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10853 if it has complex or vector type.
10855 2009-07-07 Olivier Hainque <hainque@adacore.com>
10857 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10860 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10862 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10864 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10866 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10867 * c-decl.c: Likewise.
10868 * function.c: Likewise.
10869 * varasm.c: Likewise.
10870 * tree-ssa.c: Likewise.
10871 * c-common.c: Likewise.
10872 * tree-cfg.c: Likewise.
10873 * config/spu/spu.c: Likewise.
10874 * config/ia64/ia64.c: Likewise.
10875 * config/v850/v850.c: Likewise.
10877 2009-07-06 DJ Delorie <dj@redhat.com>
10879 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10880 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10881 unspecified accesses to control registers.
10882 * config/mep/intrinsics.md: Regenerate.
10883 * config/mep/intrinsics.h: Regenerate.
10884 * config/mep/mep-intrin.h: Regenerate.
10886 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10888 * c-lex.c: Replace %H by an explicit location. Update all calls.
10889 * c-common.c: Likewise.
10890 * c-decl.c: Likewise.
10891 * c-typeck.c: Likewise.
10892 * fold-const.c: Likewise.
10893 * gimplify.c: Likewise.
10894 * stmt.c: Likewise.
10895 * tree-cfg.c: Likewise.
10896 * tree-ssa-loop-niter.c: Likewise.
10897 * tree-vrp.c: Likewise.
10898 * value-prof.c: Likewise.
10900 2009-07-06 Diego Novillo <dnovillo@google.com>
10902 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10903 if it has one. Handle cases where VAR does not have an
10904 annotation or cfun is NULL.
10906 2009-07-06 Diego Novillo <dnovillo@google.com>
10908 * tree.c: Include debug.h.
10909 (initialize_tree_contains_struct): New.
10910 (init_ttree): Call it.
10911 (tree_node_structure_for_code): Factor out of ...
10912 (tree_node_structure): ... here.
10913 * treestruct.def (TS_PHI_NODE): Remove.
10914 (TS_GIMPLE_STATEMENT): Remove.
10916 2009-07-06 Diego Novillo <dnovillo@google.com>
10918 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10919 (debug_tree_chain): Handle cycles.
10921 2009-07-06 Nick Clifton <nickc@redhat.com>
10922 DJ Delorie <dj@redhat.com>
10924 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10925 __FMOVD_ENABLED__ is defined.
10927 (TARGET_FMOVD): Provide a default definition.
10928 (MASK_FMOVD): Likewise.
10929 (TARGET_CPU_CPP_BUILTINS): Define
10930 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10931 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10932 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10933 (split for DF load from memory into register): Also handle
10934 MEMs which consist of REG+DISP addressing.
10935 (split for DF store from register to memory): Likewise.
10936 (movsf_ie): Always use single fp_mode.
10937 * config/sh/sh.c (sh_override_options): Do not automatically
10938 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10939 that to the -mfmovd command line switch.
10940 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10941 (fldi_ok): Always allow.
10942 * config/sh/sh.opt (mfmovd): Remove this switch.
10943 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10945 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10946 Kaz Kojima <kkojima@gcc.gnu.org>
10948 PR rtl-optimization/30807
10949 * postreload.c (reload_combine): For every new use of REG_SUM,
10950 record the use of BASE.
10952 2009-07-06 Jan Hubicka <jh@suse.cz>
10954 * params.def: Revert my accidental commit at 2009-06-30.
10956 2009-07-04 Ian Lance Taylor <iant@google.com>
10959 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10961 (mingw_format_attribute_overrides): Likewise.
10963 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10966 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10967 don't check cfa.reg. Instead of cfa.indirect use
10968 fde && fde->drap_reg != INVALID_REGNUM test.
10970 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10972 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10974 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10977 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10979 2009-07-03 Richard Guenther <rguenther@suse.de>
10981 PR tree-optimization/40640
10982 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10985 2009-07-03 Jan Hubicka <jh@suse.cz>
10987 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10988 for size, reduce amount of inlining.
10990 2009-07-03 Richard Guenther <rguenther@suse.de>
10992 PR middle-end/34163
10993 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10994 if t +- x is known to not overflow and the conversion widens the
10996 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10998 2009-07-03 Jan Hubicka <jh@suse.cz>
11000 * ipa-pure-const.c (analyze): Update loop optimizer init.
11001 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11002 try_remove_empty_loop, remove_empty_loops): Remove.
11003 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11004 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11005 to mark regular loops as neccesary.
11006 (degenerate_phi_p): New function.
11007 (propagate_necessity, remove_dead_phis): Use it.
11008 (forward_edge_to_pdom): Likewise.
11009 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11010 virtual PHI nodes that became unreachable.
11011 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11012 * tree-flow.h (remove_empty_loops): Remove.
11013 * passes.c (init_optimization_passes): Remove.
11015 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11017 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11018 can_create_pseudo_p.
11019 (*fix_trunc<mode>_i387_1): Ditto.
11020 (*floathi<mode>2_1): Ditto.
11021 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11022 (*fistdi2_1): Ditto.
11023 (*fist<mode>2_1): Ditto.
11024 (frndintxf2_floor): Ditto.
11025 (*fist<mode>2_floor_1): Ditto.
11026 (frndintxf2_ceil): Ditto.
11027 (*fist<mode>2_ceil_1): Ditto.
11028 (frndintxf2_trunc): Ditto.
11029 (frndintxf2_mask_pm): Ditto.
11030 (fxam<mode>2_i387_with_temp): Ditto.
11031 * config/i386/sse.md (mulv16qi3): Ditto.
11032 (*sse2_mulv4si3): Ditto.
11034 (sse4_2_pcmpestr): Ditto.
11035 (sse4_2_pcmpistr): Ditto.
11037 2009-07-03 Jan Hubicka <jh@suse.cz>
11039 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11040 (mark_stmt_necessary): Set it.
11041 (mark_operand_necessary): Set it.
11042 (mark_control_dependent_edges_necessary): Set it.
11043 (mark_virtual_phi_result_for_renaming): New function.
11044 (get_live_post_dom): New function.
11045 (forward_edge_to_pdom): New function.
11046 (remove_dead_stmt): Fix handling of control dependences.
11047 (tree_dce_init): Init new bitmap.
11048 (tree_dce_done): Free it.
11050 2009-07-02 Richard Guenther <rguenther@suse.de>
11053 * tree-ssa-structalias.c (new_var_info): Initialize
11056 2009-07-02 Jan Hubicka <jh@suse.cz>
11058 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11061 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11063 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11064 instead of recomputing it. Adjust calls.
11065 (emit_store_flag): Adjust recursive calls.
11067 2009-07-02 Richard Guenther <rguenther@suse.de>
11069 * tree-ssa-live.c (remove_unused_locals): Do not remove
11071 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11072 of DECL_EXTERNAL for HEAP variables.
11073 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11074 HEAP variables. Do not adjust RESTRICT vars.
11075 (find_what_var_points_to): Nobody cares if something
11076 points to READONLY.
11078 2009-07-02 Ben Elliston <bje@au.ibm.com>
11080 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11081 pc_low and pc_high declarations to the top of the function.
11083 2009-07-01 DJ Delorie <dj@redhat.com>
11085 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11086 registers as fixed.
11087 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11088 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11089 unspecified accesses to control registers.
11090 * config/mep/intrinsics.md: Regenerate.
11091 * config/mep/intrinsics.h: Regenerate.
11092 * config/mep/mep-intrin.h: Regenerate.
11094 2009-07-01 Anthony Green <green@moxielogic.com>
11096 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11097 instruction when possible.
11098 (moxie_expand_prologue): Ditto. Also, save an instruction and
11099 some complexity by popping off of $r12 instead of $sp.
11100 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11103 2009-07-01 Richard Henderson <rth@redhat.com>
11106 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11107 contained no insns, reposition note before last insn.
11109 2009-07-01 Richard Henderson <rth@redhat.com>
11112 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11113 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11115 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11118 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11119 darwin9 for printing reg addresses with %y.
11121 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11123 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11124 truncation from operands in binary operations.
11126 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11129 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11130 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11131 subreg of op0 to the original op0.
11133 * expmed.c (store_bit_field_1): Use a temporary as the destination
11134 instead of a paradoxical subreg when we need to truncate the result.
11136 2009-07-01 DJ Delorie <dj@redhat.com>
11138 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11139 names to VLIW variants.
11140 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11141 * config/mep/intrinsics.md: Regenerate.
11142 * config/mep/intrinsics.h: Regenerate.
11143 * config/mep/mep-intrin.h: Regenerate.
11145 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11148 * jump.c (returnjump_p): Revert last patch.
11149 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11151 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11154 * pa.md (casesi32p): Use jump table label to determine the offset
11156 (casesi64p): Likewise.
11158 * pa.c (forward_branch_p): Return bool type. Use instruction
11159 addresses when available. Assert that INSN has a jump label.
11160 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11163 2009-07-01 Richard Guenther <rguenther@suse.de>
11165 PR tree-optimization/19831
11166 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11167 that only act as barriers do not make any previous stores necessary.
11168 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11169 HEAP variables global, do not add a constraint from nonlocal.
11170 (find_func_aliases): Handle escapes through return statements.
11171 (compute_points_to_sets): Make escaped HEAP variables global.
11173 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11176 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11177 after reducing a DImode cstore to SImode.
11179 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11181 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11182 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11184 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11186 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11187 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11189 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11190 and umod_optab if TARGET_BSD_DIVMOD.
11191 * config/vax/lib1funcs.asm: New file.
11192 * config/vax/t-linux: New file.
11193 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11195 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11198 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11199 to type arguments that have void type.
11202 * dwarf2out.c (gen_formal_parameter_die): Call
11203 equate_decl_number_to_die if node is different from origin.
11205 2009-06-30 Anthony Green <green@moxielogic.com>
11207 Clean up moxie port for --enable-build-with-cxx.
11208 * config/moxie/moxie.c (moxie_function_value): First two
11209 parameters are const_tree, not tree.
11210 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11211 (REG_CLASS_NAMES): Ditto.
11212 (REGNO_REG_CLASS): Ditto.
11213 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11214 (moxie_function_value): Fix constyness of arguments.
11216 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11218 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11219 finalize_size_functions before further processing.
11220 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11221 (variable_size): Call self_referential_size on size expressions
11222 that contain a PLACEHOLDER_EXPR.
11223 (size_functions): New static variable.
11224 (copy_self_referential_tree_r): New static function.
11225 (self_referential_size): Likewise.
11226 (finalize_size_functions): New global function.
11227 * tree.c: Include tree-inline.h.
11228 (push_without_duplicates): New static function.
11229 (find_placeholder_in_expr): New global function.
11230 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11232 <tcc_expression>: Likewise.
11233 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11234 the call in the expression.
11235 * tree.h (finalize_size_functions): Declare.
11236 (find_placeholder_in_expr): Likewise.
11237 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11238 (substitute_placeholder_in_expr): Update comment.
11239 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11241 (copy_tree_body_r): Likewise.
11242 (copy_tree_body): New static function.
11243 (maybe_inline_call_in_expr): New global function.
11244 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11245 (maybe_inline_call_in_expr): Declare.
11246 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11247 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11250 2009-06-30 Richard Guenther <rguenther@suse.de>
11252 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11254 (propagate_necessity): Do not mark reaching defs of stores
11257 2009-06-30 Jan Hubicka <jh@suse.cz>
11259 * cfgloopanal.c (check_irred): Move into ...
11260 (mark_irreducible_loops): ... here; return true if ireducible
11262 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11263 (analyze_function): Try to prove loop finiteness.
11264 * cfgloop.h (mark_irreducible_loops): Update prototype.
11265 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11267 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11269 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11271 2009-06-30 Ira Rosen <irar@il.ibm.com>
11273 PR tree-optimization/40542
11274 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11277 2009-06-30 Martin Jambor <mjambor@suse.cz>
11279 PR tree-optimization/40582
11280 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11281 than useless_type_conversion_p.
11282 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11285 2009-06-30 Martin Jambor <mjambor@suse.cz>
11287 PR middle-end/40554
11288 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11290 2009-06-30 Richard Guenther <rguenther@suse.de>
11292 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11293 use ao_ref references.
11294 (walk_aliased_vdefs): Likewise.
11295 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11296 * tree-ssa-dce.c (struct ref_data): Remove.
11297 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11298 (mark_aliased_reaching_defs_necessary): Adjust.
11299 (mark_all_reaching_defs_necessary_1): Likewise.
11301 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11304 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11305 (emit_store_flag_1): Extract from emit_store_flag, adjust
11306 calls to (what now is) emit_cstore.
11307 (emit_store_flag): Call emit_store_flag_1 and also use it
11308 for what used to be recursive calls.
11310 2009-06-30 Wei Guozhi <carrot@google.com>
11313 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11314 if the target bb post dominates from bb.
11315 * config/i386/i386.c (memory_address_length): Check existence of base
11316 register before using it.
11318 2009-06-30 Nick Clifton <nickc@redhat.com>
11319 DJ Delorie <dj@redhat.com>
11321 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11322 __FMOVD_ENABLED__ is defined.
11324 (TARGET_FMOVD): Provide a default definition.
11325 (MASK_FMOVD): Likewise.
11326 (TARGET_CPU_CPP_BUILTINS): Define
11327 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11328 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11329 two fmov instructions depending upon whether TARGET_FMOVD is
11331 (split for DF load from memory into register): Also handle
11332 MEMs which consist of REG+DISP addressing.
11333 (split for DF store from register to memory): Likewise.
11334 * config/sh/sh.opt (mfmovd): Remove this switch.
11335 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11336 * config/sh/sh.c (sh_override_options): Do not automatically
11337 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11338 that to the -mfmovd command line switch.
11340 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11342 (fldi_ok): Always allow.
11343 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11345 2009-06-29 DJ Delorie <dj@redhat.com>
11347 * doc/install.texi (mep-x-elf): Correct chip's full name.
11349 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11351 * doc/extend.texi: Fix typo.
11353 2009-06-29 Tom Tromey <tromey@redhat.com>
11355 * dwarf2.h: Remove.
11356 * Makefile.in (DWARF2_H): New variable.
11357 (except.o): Use it.
11358 (dwarf2out.o): Likewise.
11359 (dwarf2asm.o): Likewise.
11360 * config/i386/t-i386: Use DWARF2_H.
11361 * except.c: Include elf/dwarf2.h.
11362 * unwind-dw2.c: Include elf/dwarf2.h.
11363 * dwarf2out.c: Include elf/dwarf2.h.
11364 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11365 <dtprel>: New field.
11366 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11367 (size_of_loc_descr): Likewise.
11368 (output_loc_operands_raw): Likewise.
11369 (output_loc_operands): Handle new dtprel field.
11370 (loc_checksum): Update.
11371 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11372 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11373 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11374 * dwarf2asm.c: Include elf/dwarf2.h.
11375 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11376 * config/mmix/mmix.c: Include elf/dwarf2.h.
11377 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11378 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11379 * config/sh/sh.c: Include elf/dwarf2.h.
11380 * config/i386/i386.c: Include elf/dwarf2.h.
11382 2009-06-29 DJ Delorie <dj@redhat.com>
11384 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11386 * doc/extend.texi: Add MeP attributes and pragmas.
11387 * doc/invoke.text: Add MeP Options.
11388 * doc/contrib.texi: Add MeP contribution.
11389 * doc/md.texi: Add MeP constraints.
11390 * doc/install.texi: Add MeP target.
11392 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11394 * target.h (struct gcc_target): Add frame_pointer_required field.
11395 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11396 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11397 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11399 * reload1.c (update_eliminables): (Ditto.).
11400 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11401 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11402 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11404 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11406 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11407 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11408 (arm_frame_pointer_required): New function.
11410 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11411 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11412 (avr_frame_pointer_required_p): Declare as static.
11413 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11415 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11416 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11417 (bfin_frame_pointer_required): Make as static, change return type
11419 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11421 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11422 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11423 (cris_frame_pointer_required): New function.
11425 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11427 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11428 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11429 (fr30_frame_pointer_required): New function.
11431 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11432 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11433 (frv_frame_pointer_required): Make as static, change return type
11435 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11437 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11438 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11439 (ix86_frame_pointer_required): Make as static, change return type to
11441 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11443 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11444 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11446 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11448 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11450 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11452 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11453 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11454 (mips_frame_pointer_required): Make as static.
11455 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11457 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11458 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11459 (mmix_frame_pointer_required): Mew function.
11461 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11462 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11464 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11466 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11468 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11470 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11471 (CAN_ELIMINATE): Redefine.
11472 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11473 (sparc_frame_pointer_required): New function.
11474 (sparc_can_eliminate): New function.
11475 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11477 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11478 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11480 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11481 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11482 (xtensa_frame_pointer_required): Make as static, change return type
11484 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11487 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11489 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11490 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11491 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11492 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11493 (register_callback): Handle PLUGIN_START_UNIT.
11494 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11496 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11498 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11500 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11501 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11503 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11505 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11508 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11510 * doc/extend.texi (Additional Floating Types): __float128 is also
11511 supported on i386 targets.
11513 2009-06-29 Richard Guenther <rguenther@suse.de>
11515 PR middle-end/14187
11516 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11518 (pt_solutions_same_restrict_base): Declare.
11519 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11521 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11522 (make_constraint_from, make_copy_constraint): Move earlier.
11523 (make_constraint_from_heapvar): New function.
11524 (make_constraint_from_restrict): Likewise.
11525 (handle_lhs_call): Use it.
11526 (find_func_aliases): Use it to track conversions to restrict
11527 qualified pointers.
11528 (struct fieldoff): Add only_restrict_pointers flag.
11529 (push_fields_onto_fieldstack): Initialize it.
11530 (create_variable_info_for): Track global restrict qualified pointers.
11531 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11532 Track restrict qualified pointer arguments.
11533 (set_uids_in_ptset): Use varinfo is_global_var flag.
11534 (find_what_var_points_to): Set the vars_contains_restrict flag.
11535 Always create the points-to solution for sets including restrict tags.
11536 (pt_solutions_same_restrict_base): New function.
11537 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11538 qualified pointers use pt_solutions_same_restrict_base as
11539 additional source for disambiguation.
11541 2009-06-29 Richard Guenther <rguenther@suse.de>
11543 PR middle-end/38212
11544 * alias.c (find_base_decl): Remove.
11545 (get_deref_alias_set_1): Remove restrict handling.
11546 * c-common.c (c_apply_type_quals_to_decl): Do not set
11547 DECL_POINTER_ALIAS_SET.
11548 * gimplify.c (find_single_pointer_decl_1): Remove.
11549 (find_single_pointer_decl): Likewise.
11550 (internal_get_tmp_var): Remove restrict handling.
11551 (gimple_regimplify_operands): Likewise.
11552 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11553 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11554 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11555 * tree.c (restrict_base_for_decl): Remove.
11556 (init_ttree): Do not allocate it.
11557 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11558 LABEL_DECL_UID for label decls.
11559 (copy_node_stat): Do not copy restrict information.
11560 (decl_restrict_base_lookup): Remove.
11561 (decl_restrict_base_insert): Likewise.
11562 (print_restrict_base_statistics): Likewise.
11563 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11564 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11565 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11566 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11567 (LABEL_DECL_UID): Adjust.
11568 (DECL_BASED_ON_RESTRICT_P): Remove.
11569 (DECL_GET_RESTRICT_BASE): Likewise.
11570 (SET_DECL_RESTRICT_BASE): Likewise.
11571 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11573 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11574 instead of DECL_POINTER_ALIAS_SET.
11575 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11576 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11577 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11579 2009-06-29 Richard Guenther <rguenther@suse.de>
11581 PR tree-optimization/40579
11582 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11583 the IL to simplify has constants that overflowed.
11585 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11587 PR tree-optimization/40550
11588 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11589 vector_compute_type only when the size of vector_compute_type is
11590 less than the size of type.
11592 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11594 * fold-const.c (contains_label_1): Fix comments.
11595 (contains_label_p): Do not walk trees multiple time.
11597 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11599 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11600 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11601 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11602 ix86_fp_comparison_operator.
11603 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11604 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11605 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11606 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11607 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11608 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11609 (related splits): Change predicate to ix86_fp_comparison_operator.
11610 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11611 instead of ix86_fp_comparison_codes.
11612 (ix86_trivial_fp_comparison_operator,
11613 ix86_fp_comparison_operator): New.
11614 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11615 (ix86_expand_compare): Eliminate last two parameters.
11616 (ix86_fp_jump_nontrivial_p): Kill.
11617 * config/i386/i386.c (put_condition_code): Eliminate call to
11618 ix86_fp_comparison_codes and subsequent assertion.
11619 (ix86_fp_comparison_codes): Eliminate.
11620 (ix86_fp_swap_condition): New.
11621 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11622 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11623 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11624 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11625 and ix86_fp_swap_condition.
11626 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11627 Use ix86_fp_comparison_strategy.
11628 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11629 (ix86_fp_jump_nontrivial_p): Eliminate.
11630 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11631 call to ix86_expand_compare.
11632 (ix86_split_fp_branch, ix86_expand_setcc,
11633 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11634 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11636 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11638 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11639 related to jump_clobbers.
11640 * config/arm/arm.md (conds): Remove jump_clob case.
11641 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11642 splits): Change comparison_operator to arm_comparison_operator.
11643 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11646 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11648 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11649 condition for floating point modes.
11650 * expmed.c (emit_store_flag_1): Move here a bigger part
11651 of emit_store_flag.
11652 (emit_store_flag): Try swapping the condition for floating point
11654 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11656 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11658 * expr.c (expand_expr_real_1): Just use do_store_flag.
11659 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11660 emit_store_flag_force.
11661 * expmed.c (emit_store_flag_force): Copy here trick
11662 previously in expand_expr_real_1. Try reversing the comparison.
11663 (emit_store_flag_1): Work if target is NULL.
11664 (emit_store_flag): Work if target is NULL, using the result mode
11665 from the comparison. Use split_comparison, restructure final part
11666 to simplify conditionals.
11668 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11670 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11671 * dojump.c (do_jump): Change handling of floating-point
11672 ops to use just do_compare_and_jump.
11673 (split_comparison): New.
11674 (do_compare_rtx_and_jump): Add here logic coming previously
11675 in do_jump, using split_comparison.
11677 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11680 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11682 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11684 * tree-ssa-alias.c: Fix unintentional commit.
11686 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11688 * passes.c (execute_one_pass): Fix unintentional commit.
11690 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11692 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11693 (df_rd_local_compute, df_md_local_compute): Inline them.
11695 (df_md_scratch): New.
11696 (df_md_alloc, df_md_free): Allocate/free it.
11697 (df_md_local_compute): Only include live registers in init.
11698 (df_md_transfer_function): Prune the in-set computed by
11699 the confluence function, and the gen-set too.
11701 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11703 PR rtl-optimization/26854
11704 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11705 * df-problems.c (df_rd_add_problem): Fix comment.
11706 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11707 df_md_simulate_artificial_defs_at_top,
11708 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11709 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11710 df_md_transfer_function, df_md_init, df_md_confluence_0,
11711 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11712 problem_MD, df_md_add_problem): New.
11713 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11714 df_md_get_bb_info): New.
11715 (DF_LAST_PROBLEM_PLUS1): Adjust.
11717 * Makefile.in (fwprop.o): Include domwalk.h.
11718 * fwprop.c: Include domwalk.h.
11719 (reg_defs, reg_defs_stack): New.
11720 (bitmap_only_bit_between): Remove.
11721 (process_defs): New.
11722 (process_uses): Use reg_defs and local_md instead of
11723 bitmap_only_bit_between and local_rd.
11724 (single_def_use_enter_block): New, from build_single_def_use_links.
11725 (single_def_use_leave_block): New.
11726 (build_single_def_use_links): Remove code moved to
11727 single_def_use_enter_block, invoke domwalk.
11728 (use_killed_between): Adjust comment.
11730 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11732 * bitmap.h (bitmap_ior_and_into): New.
11733 * bitmap.c (bitmap_ior_and_into): New.
11735 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11737 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11738 before_dom_children_before_stmts and after_dom_children_after_stmts.
11739 Rename the two remaining callbacks to just before_dom_children and
11740 after_dom_children. Remove other GIMPLE statement walking bits.
11741 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11742 * graphite.c: Do not include domwalk.h.
11743 * tree-into-ssa.c (interesting_blocks): New global.
11744 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11745 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11746 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11747 now that they're not domwalk callbacks.
11748 (rewrite_initialize_block): Rename to...
11749 (rewrite_enter_block): ... this, place after called functions. Test
11750 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11751 (rewrite_finalize_block): Rename to...
11752 (rewrite_leave_block): ... this, place after called functions.
11753 (rewrite_update_init_block): Rename to...
11754 (rewrite_update_enter_block): ... this, place after called functions.
11755 Test interesting_blocks, call rewrite_update_stmt and
11756 rewrite_update_phi_arguments.
11757 (rewrite_update_fini_block): Rename to...
11758 (rewrite_leave_block): ... this, place after called functions.
11759 (rewrite_blocks): Remove last argument, simplify initialization of
11761 (mark_def_sites_initialize_block): Rename to...
11762 (mark_def_sites_block): ... this, call mark_def_sites.
11763 (mark_def_sites_blocks): Remove argument, simplify initialization of
11765 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11766 (update_ssa): Likewise.
11767 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11769 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11770 (dom_opt_initialize_block): Rename to...
11771 (dom_opt_enter_block): ... this, place after called functions. Walk
11772 statements here, inline propagate_to_outgoing_edges.
11773 (dom_opt_finalize_block): Rename to...
11774 (dom_opt_leave_block): ... this, place after called functions.
11775 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11777 (dse_enter_block, dse_record_phi): New.
11778 (dse_record_phis): Delete.
11779 (dse_finalize_block): Rename to...
11780 (dse_leave_block): ... this.
11781 (tree_ssa_dse): Simplify initialization of walk_data.
11782 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11783 Adjust initialization of walk_data.
11784 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11785 * tree-ssa-loop-phiopt.c (get_non_trapping):
11786 Adjust initialization of walk_data.
11787 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11788 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11789 it's not a domwalk callback.
11790 (uncprop_initialize_block): Rename to...
11791 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11792 (dse_finalize_block): Rename to...
11793 (dse_leave_block): ... this.
11794 (tree_ssa_uncprop): Simplify initialization of walk_data.
11795 * Makefile.in: Adjust dependencies.
11797 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11799 * arm.md (casesi): Fix test for Thumb1.
11800 (thumb1_casesi_internal_pic): Likewise.
11801 (thumb1_casesi_dispatch): Likewise.
11803 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11805 * config/arm/arm-cores.def: Added core cortex-m0.
11806 * config/arm/arm-tune.md: Regenerated.
11807 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11809 2009-06-26 DJ Delorie <dj@redhat.com>
11811 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11813 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11814 the scheduler doesn't tag jump insns.
11816 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11818 * c-decl.c (merge_decls): Re-indent.
11820 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11823 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11824 Special-case decimal float constants.
11826 2009-06-26 Richard Henderson <rth@redhat.com>
11828 * function.h (struct function): Add cannot_be_copied_reason,
11829 and cannot_be_copied_set.
11830 * tree-inline.c (has_label_address_in_static_1): Rename from
11831 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11832 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11833 don't set inline_forbidden_reason.
11834 (copy_forbidden): New function, split out of inline_forbidden_p.
11835 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11836 (inline_forbidden_p): Use copy_forbidden.
11837 (tree_versionable_function_p): Likewise.
11838 (inlinable_function_p): Merge into tree_inlinable_function_p.
11839 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11840 * ipa-cp.c (ipcp_versionable_function_p): New function.
11841 (ipcp_cloning_candidate_p): Use it.
11842 (ipcp_node_modifiable_p): Likewise.
11844 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11846 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11847 that is marked not to be inlined. Remove flag_mudflap use.
11848 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11849 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11851 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11854 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11855 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11857 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11859 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11861 (__mingwthr_remove_key_dtor): Likewise.
11863 2009-06-26 Richard Guenther <rguenther@suse.de>
11865 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11867 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11869 PR middle-end/40525
11870 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11871 try the non-cond_exec path also.
11873 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11876 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11877 (output_cbranch): Use new functions.
11878 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11881 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11882 Pat Haugen <pthaugen@us.ibm.com>
11883 Revital Eres <ERES@il.ibm.com>
11885 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11886 for %c error. Add %x support to print VSX registers as a unified
11887 register set, instead of separate float and altivec registers.
11888 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11889 %y case, and add support for VSX pre-modify addresses.
11890 (output_toc): Add assert for CONST containing an integer constant
11892 (rs6000_adjust_cost): Add POWER7 support.
11893 (insn_must_be_first_in_group): Ditto.
11894 (insn_must_be_last_in_group): Ditto.
11895 (rs6000_emit_popcount): Ditto.
11896 (rs6000_vector_mode_supported_p): Ditto.
11898 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11899 Change some of the functions called by macros to being called
11900 through a pointer, so debug functions can be inserted if
11901 -mdebug=addr or -mdebug=cost.
11902 (rs6000_preferred_reload_class_ptr): Ditto.
11903 (rs6000_secondary_reload_class_ptr): Ditto.
11904 (rs6000_secondary_memory_needed_ptr): Ditto.
11905 (rs6000_cannot_change_mode_class_ptr): Ditto.
11906 (rs6000_secondary_reload_inner): Ditto.
11907 (rs6000_legitimize_reload_address): Ditto.
11908 (rs6000_legitimize_reload_address_ptr): Ditto.
11909 (rs6000_mode_dependent_address): Ditto.
11910 (rs6000_mode_dependent_address_ptr): Ditto.
11912 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11913 function to return true if the mode allows reg + integer
11915 (virtual_stack_registers_memory_p): New function to return true if
11916 the address refers to a virtual stack register.
11917 (rs6000_legitimate_offset_address_p): Move code to say whether a
11918 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11920 (rs6000_legitimate_address_p): Add checks for modes that only can
11921 do reg+reg addressing. Start adding VSX support.
11922 (rs6000_legitimize_reload_address): Ditto.
11923 (rs6000_legitimize_address): Ditto.
11924 (rs6000_debug_legitimate_address_p): New debug functions for
11925 -mdebug=addr and -mdebug=cost.
11926 (rs6000_debug_rtx_costs): Ditto.
11927 (rs6000_debug_address_costs): Ditto.
11928 (rs6000_debug_adjust_cost): Ditto.
11929 (rs6000_debug_legitimize_address): Ditto.
11930 (rs6000_legitimize_reload_address_ptr): Point to call normal
11931 function or debug function. Make functions called via pointer
11933 (rs6000_mode_dependent_address_ptr): Ditto.
11934 (rs6000_secondary_reload_class_ptr): Ditto.
11935 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11936 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11937 into a friendlier error.
11938 (rs6000_init_builtins): Add initial VSX support.
11939 (rs6000_adjust_cost): Fix some spacing issues.
11941 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11942 (REG_CLASS_NAMES): Ditto.
11943 (REG_CLASS_CONTENTS): Ditto.
11944 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11945 pointer, to add -mdebug=addr support.
11946 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11947 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11948 -mdebug=addr support.
11949 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11950 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11951 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11953 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11955 (bswapsi*): Set attribute types for load/store. Add combiner
11956 patterns to eliminate zero extend on 64-bit.
11957 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11958 stdbrx if the hardware supports those instructions.
11960 2009-06-25 Ian Lance Taylor <iant@google.com>
11962 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11963 (Link Options): Document -static-libstdc++.
11965 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11968 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11969 DATA_ALIGNMENT instead.
11971 2009-06-25 Richard Guenther <rguenther@suse.de>
11973 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11974 indirect references against the callused/escaped solutions.
11975 (call_may_clobber_ref_p_1): Likewise.
11977 2009-06-25 Martin Jambor <mjambor@suse.cz>
11979 PR tree-optimization/40493
11980 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11981 (enum unscalarized_data_handling): New type.
11982 (handle_unscalarized_data_in_subtree): Return what has been done.
11983 (load_assign_lhs_subreplacements): Handle left flushes differently.
11984 (sra_modify_assign): Use unscalarized_data_handling, simplified
11985 condition determining whether to remove the statement.
11987 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11989 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11990 excerpt - @ should be doubled for texinfo.
11992 2009-06-24 Ian Lance Taylor <iant@google.com>
11994 * config/arc/arc.c: Include "df.h".
11995 (arc_attribute_table): Make static. Move higher in file.
11996 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11997 (output_shift): Initialize n later to avoid warning.
11998 * config/arm/arm.c (arm_attribute_table): Make static. Move
12000 * config/avr/avr.c (avr_attribute_table): Make static. Move
12002 (reg_class_tab): Change array type from int to enum reg_class.
12003 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12005 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12006 (lshrhi3_out): Likewise.
12007 (class_likely_spilled_p): Change return type to bool.
12008 (avr_rtx_costs): Use local code variable with enum type.
12009 * config/avr/avr.md (movmemhi): Use add_reg_note.
12010 (andhi3, andsi3): Don't use AS2 with "and".
12011 (iorhi3, iorsi3): Don't use AS2 with "or".
12012 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12013 * config/crx/crx.c: Include "df.h".
12014 (crx_attribute_table): Make static.
12015 * config/m32r/m32r.c: Include "df.h".
12016 (m32r_attribute_table): Make static. Move higher in file.
12017 (pop): Use add_reg_note.
12018 (block_move_call): Change 0 to LCT_NORMAL in function call.
12019 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12020 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12021 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12022 declare, not just when TREE_CODE is defined.
12023 * config/m68hc11/m68hc11.c: Include "expr.h".
12024 (m68hc11_attribute_table): Make static. Move higher in file.
12025 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12027 (m68hc11_register_indirect_p): Likewise.
12028 (m68hc11_function_arg_padding): Change return type to enum
12030 (emit_move_after_reload): Use add_reg_note.
12031 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12032 (m68hc11_split_logical): Likewise.
12033 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12035 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12036 to VOIDmode in function call.
12037 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12039 (m68hc11_split_logical): Update declaration.
12040 (m68hc11_function_arg_padding): Update declaration.
12041 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12042 to array of enum reg_class.
12043 (mcore_attribute_table): Make static. Move higher in file.
12044 (mcore_rtx_costs): Add cast to enum type.
12045 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12046 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12047 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12049 * config/sh/predicates.md (trapping_target_operand): Rename and to
12051 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12053 * config/spu/spu.c (spu_attribute_table): Make static. Move
12055 * config/v850/v850.c (v850_attribute_table): Make static. Move
12057 (v850_rtx_costs): Use local code with enum type.
12058 (expand_epilogue): Add cast.
12059 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12061 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12064 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12065 -m2a-single-only and -m2a-nofpu.
12066 * config/sh/sh.opt: Document m2a generates FPU code.
12068 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12070 * defaults.h (CAN_ELIMINATE): Provide default.
12071 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12072 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12073 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12074 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12075 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12076 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12077 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12078 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12079 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12080 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12082 2009-06-24 DJ Delorie <dj@redhat.com>
12084 * mep-ext-cop.cpu: Fix copyright notice.
12085 * mep-default: Fix copyright notice.
12086 * mep-core: Fix copyright notice.
12087 * mep: Fix copyright notice.
12088 * mep-ivc2: Fix copyright notice.
12089 * mep-c5: Fix copyright notice.
12091 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12093 * doc/contrib.texi (Contributors):
12095 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12097 PR middle-end/40501
12098 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12099 src and dst operands if necessary.
12101 2009-06-23 DJ Delorie <dj@redhat.com>
12104 * config.gcc: Add mep support.
12105 * recog.c: Resurrect validate_replace_rtx_subexp().
12106 * recog.h: Likewise.
12107 * config/mep/: Add new port:
12108 * config/mep/constraints.md: New file.
12109 * config/mep/default.h: New file.
12110 * config/mep/intrinsics.h: New file.
12111 * config/mep/intrinsics.md: New file.
12112 * config/mep/ivc2-template.h: New file.
12113 * config/mep/mep-c5.cpu: New file.
12114 * config/mep/mep-core.cpu: New file.
12115 * config/mep/mep-default.cpu: New file.
12116 * config/mep/mep-ext-cop.cpu: New file.
12117 * config/mep/mep-intrin.h: New file.
12118 * config/mep/mep-ivc2.cpu: New file.
12119 * config/mep/mep-lib1.asm: New file.
12120 * config/mep/mep-lib2.c: New file.
12121 * config/mep/mep-pragma.c: New file.
12122 * config/mep/mep-protos.h: New file.
12123 * config/mep/mep-tramp.c: New file.
12124 * config/mep/mep.c: New file.
12125 * config/mep/mep.cpu: New file.
12126 * config/mep/mep.h: New file.
12127 * config/mep/mep.md: New file.
12128 * config/mep/mep.opt: New file.
12129 * config/mep/predicates.md: New file.
12130 * config/mep/t-mep: New file.
12132 2009-06-23 Ian Lance Taylor <iant@google.com>
12134 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12135 from loose_warn into c_loose_warn and from strict_warn into
12136 c_strict_warn. Set and substitute warn_cxxflags. Check for
12137 --enable-build-with-cxx. Set and substitute
12138 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12139 * Makefile.in (CXXFLAGS): New variable.
12140 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12141 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12142 the default is the same as $(STRICT_WARN).
12143 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12144 (CXX): New variable.
12145 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12146 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12147 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12148 (HOST_LIBS): New variable.
12149 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12150 (ALL_CXXFLAGS): New variable.
12151 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12152 * doc/install.texi (Configuration): Document
12153 --enable-build-with-cxx, --with-stage1-ldflags,
12154 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12155 * configure: Rebuild.
12157 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12159 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12160 from previous commit.
12162 2009-06-23 Ian Lance Taylor <iant@google.com>
12164 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12166 2009-06-23 Ian Lance Taylor <iant@google.com>
12168 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12169 with ATTRIBUTE_UNUSED.
12171 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12172 Pat Haugen <pthaugen@us.ibm.com>
12173 Revital Eres <eres@il.ibm.com>
12175 * config.in (HAVE_AS_POPCNTD): Add default definition.
12176 (HAVE_AS_LWSYNC): Ditto.
12178 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12180 (gcc_cv_as_powerpc_cmpb): Ditto.
12181 (gcc_cv_as_powerpc_dfp): Ditto.
12182 (gcc_cv_as_powerpc_vsx): Ditto.
12183 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12184 supporting the popcntd/lwsync instructions.
12185 (gcc_cv_as_powerpc_lwsync): Ditto.
12186 * configure: Regenerate.
12188 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12189 -mcpu=native and -mcpu=power7.
12190 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12192 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12193 a variable instead of a mask to reduce the number of mask bits.
12194 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12195 (-mbit-word): Ditto.
12196 (-mregnames): Ditto.
12197 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12198 (-mfused-madd): Ditto.
12200 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12202 (-mvsx): New switch for VSX instructions.
12203 (-misel): Move from a variable to a mask to allow it to be set by
12206 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12207 function declaration to an array declaration.
12208 (rs6000_hard_regno_nregs): New external array declaration.
12210 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12211 files included by rs6000.md.
12213 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12214 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12216 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12218 (rs6000_debug_reg): New -mdebug= variables.
12219 (rs6000_debug_addr): Ditto.
12220 (rs6000_debug_cost): Ditto.
12221 (rs6000_pmode): New variable to hold Pmode.
12222 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12223 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12224 calculated at compiler start.
12225 (rs6000_hard_regno_nregs): Change function to an array which holds
12226 HARD_REGNO_NREGS calculated at compiler start.
12227 (rs6000_explicit_options): Delete isel field.
12228 (rs6000_vector_unit): New array to hold which vector unit
12229 supports arithmetic options for a given type.
12230 (rs6000_vector_mem): New array to hold which vector unit supports
12231 memory reference operations for a given type.
12232 (rs6000_vector_align): New array to given the alignment of each
12234 (power7_cost): New basic costs for power7.
12235 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12236 (rs6000_hard_regno_nregs_internal): New function, moved from
12237 HARD_REGNO_NREGS, to calculate the number of registers each hard
12238 register takes for each type.
12239 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12240 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12241 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12242 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12243 unit information here so it is calculated once at compiler startup
12245 (rs6000_override_options): Make -misel a target mask. Add more
12246 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12247 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12249 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12250 (rs6000_handle_option): Move -misel from variable to target mask.
12251 (rs6000_builtin_mask_for_load): Add VSX support.
12252 (rs6000_conditional_register_usage): Ditto.
12253 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12254 (function_arg_boundary): Ditto.
12255 (rs6000_expand_builtin): Ditto.
12256 (def_builtin): Make abort message a little friendlier.
12257 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12259 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12260 assembler support the popcntd instruction instead of a vsx
12261 instruction to enable power7 support.
12262 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12263 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12264 option to the assembler if -mcpu=native.
12265 (ASM_CPU_NATIVE_SPEC): Ditto.
12266 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12268 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12269 the lwsync instruction.
12270 (enum processor_type): Add PROCESSOR_POWER7.
12271 (rs6000_debug_reg): New -mdebug= options.
12272 (rs6000_debug_addr): Ditto.
12273 (rs6000_debug_cost): Ditto.
12274 (rs6000_isel): Delete.
12275 (enum rs6000_vector): New enum to say what vector unit we have.
12276 (VECTOR_UNIT_*): New macros to say which vector unit has
12277 arithmetic operations for a given type.
12278 (VECTOR_MEM_*): New macros to say which vector unit has memory
12279 operations for a given type.
12280 (TARGET_LDBRX): Whether the machine supports the ldbrx
12282 (TARGET_ISEL): Delete, -misel moved to be a mask.
12283 (TARGET_ISEL64): New macro for 64-bit isel support.
12284 (UNITS_PER_VSX_WORD): New macro.
12285 (POINTER_SIZE): Move to be an external variable, rather than
12286 calculating whether we are generating 32 ot 64-bit code.
12288 (STACK_BOUNDARY): Add VSX support.
12289 (LOCAL_ALIGNMENT): Ditto.
12290 (SLOW_UNALIGNED_ACCESS): Ditto.
12291 (VSX_REGNO_P): New macro for VSX support.
12292 (VFLOAT_REGNO_P): Ditto.
12293 (VINT_REGNO_P): Ditto.
12294 (VLOGICAL_REGNO_P): Ditto.
12295 (VSX_VECTOR_MODE): Ditto.
12296 (VSX_SCALAR_MODE): Ditto.
12298 (VSX_MOVE_MODE): Ditto.
12299 (VSX_REG_CLASS_P): Ditto.
12300 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12302 (UNITS_PER_SIMD_WORD): Add VSX support.
12303 (MODES_TIEABLE_P): Ditto.
12304 (STARTING_FRAME_OFFSET): Ditto.
12305 (STACK_DYNAMIC_OFFSET): Ditto.
12306 (EPILOGUE_USES): Ditto.
12307 (REGNO_REG_CLASS): Move to array lookup.
12308 (CLASS_MAX_NREGS): Ditto.
12309 (rs6000_vector_reg_class): Add declaration.
12310 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12311 overlap with the floating point and Altivec registers.
12313 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12315 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12316 give the appropriate asm switches if -mcpu=native.
12317 (host_detect_local_cpu): Add support for "asm".
12318 (host_detect_local_cpu): Follow GNU code guidelines for name.
12320 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12321 -mbit-word to a variable instead of being a target mask.
12323 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12324 emit the lwsync instruction instead of emitting the instruction as
12325 an integer constant.
12327 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12328 fixuns_trundfsi2, move expander into rs6000.md.
12330 * config/rs6000/rs6000.md (cpu): Add power7.
12331 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12332 (logical predicate patterns): Change the single instruction
12333 primitives that set CR0 to be fast_compare instead of compare.
12335 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12336 (popcntddi2): Ditto.
12337 (popcount<mode>): Ditto.
12338 (floating multiply/add insns): Name the floating point
12339 multiply/add insns.
12340 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12341 (isel_unsigned_<mode>): Ditto.
12342 (fixuns_trundfsi2): Move expander here from spe.md.
12343 (smindi3): Define if we have -misel on 64-bit systems.
12348 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12350 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12352 * config/avr/avr.c (avr_current_device): New variable.
12353 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12354 (avr_arch, mcu_type_s): Move to avr.h.
12355 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12356 default_data_section_start fields.
12357 (avr_arch): Moved from avr.c.
12358 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12359 library_name fields.
12360 (avr_current_device, avr_mcu_types, avr_arch_types,
12361 avr_device_to_arch, avr_device_to_data_start,
12362 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12363 (EXTRA_SPEC_FUNCTIONS): Define.
12364 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12365 options mapping. Use device_to_arch and device_to_data_start insted.
12366 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12367 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12368 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12369 * config/avr/driver-avr.c: New file.
12370 * config/avr/avr-devices.c: New file.
12372 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12374 * var-tracking.c (unshare_variable): Force initialized to
12375 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12376 (set_variable_part): Likewise.
12377 (struct variable_union_info): Remove pos_src field.
12378 (vui_vec, vui_allocated): New variables.
12379 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12380 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12381 == 1 use a simpler sorting algorithm. Compute pos field right
12382 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12383 Avoid quadratic comparison if !flag_var_tracking_uninit.
12384 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12385 unshare_variable unconditionally.
12386 (dataflow_set_different_2): Removed.
12387 (dataflow_set_different): Don't traverse second hash table.
12388 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12389 unconditionally to var_reg_set or var_mem_set.
12390 (emit_notes_in_bb): Likewise.
12391 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12393 (emit_note_insn_var_location): Don't set initialized to
12394 VAR_INIT_STATUS_INITIALIZED early.
12395 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12397 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12399 * tree-object-size.c (addr_object_size): Instead of checking
12400 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12401 are no FIELD_DECLs following it.
12403 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12405 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12406 order to match bswaps with signed source operands.
12408 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12410 * sdbout.c (sdbout_one_type): Fix braces in switch.
12412 2009-06-23 Richard Guenther <rguenther@suse.de>
12414 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12416 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12417 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12418 var_callused, callused_tree, var_storedanything, storedanything_tree,
12419 var_integer, integer_tree): Remove global variables.
12420 (new_var_info): Do not pass new id, append the new var to the
12421 global variable vector.
12422 (do_ds_constraint): Use is_global_var member of the variable-info.
12423 (new_scalar_tmp_constraint_exp): Adjust.
12424 (create_function_info_for): Likewise.
12425 (create_variable_info_for): Likewise.
12426 (find_what_var_points_to): Remove dead code.
12427 (init_base_vars): Simplify.
12428 (compute_points_to_sets): Adjust.
12430 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12432 * combine.c (try_combine): Dump information about the insns we're
12435 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12437 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12438 check when calling force_to_mode on TRUNCATE's operand.
12440 2009-06-22 Ian Lance Taylor <iant@google.com>
12442 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12444 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12446 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12448 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12450 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12451 override library linkage flags such as -static-libgcc or
12454 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12456 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12458 2009-06-22 Ian Lance Taylor <iant@google.com>
12460 * config/linux.opt: Put mglibc ahead of muclibc.
12462 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12463 for duplicate decls.
12465 2009-06-22 Matthias Klose <doko@ubuntu.com>
12467 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12469 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12472 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12473 instead of NULL if a parser error occurs.
12475 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12477 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12478 non-DWARF2_DEBUGGING_INFO version.
12480 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12482 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12483 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12485 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12486 (LIBGCC2_TF_CEXT): Define.
12489 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12492 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12494 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12496 * config/arm/arm.c (arm_override_options): Disable
12497 -mcaller-super-interworking and -mcallee-super-interworking.
12498 * doc/invoke.texi (ARM Options): Document this.
12500 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12502 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12503 * config/arm/constraints.md (j): New constraint for movw operands.
12504 (N): Remove thumb2 meaning.
12505 * config/arm/arm.md (*arm_movw): Delete.
12506 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12507 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12508 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12510 2009-06-22 Martin Jambor <mjambor@suse.cz>
12512 PR tree-optimization/40492
12513 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12514 build_ref_for_offset.
12516 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12518 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12519 JUMP_TABLE_DATA_P predicates where applicable.
12520 * auto-inc-dec.c: Ditto.
12521 * builtins.c: Ditto.
12522 * caller-save.c: Ditto.
12524 * cfgcleanup.c: Ditto.
12525 * cfglayout.c: Ditto.
12527 * combine.c: Ditto.
12528 * combine-stack-adj.c: Ditto.
12532 * df-scan.c: Ditto.
12534 * dwarf2asm.c: Ditto.
12535 * dwarf2out.c: Ditto.
12536 * emit-rtl.c: Ditto.
12542 * function.c: Ditto.
12545 * genpreds.c: Ditto.
12546 * genrecog.c: Ditto.
12548 * ira-costs.c: Ditto.
12549 * ira-lives.c: Ditto.
12551 * loop-iv.c: Ditto.
12552 * lower-subreg.c: Ditto.
12553 * modulo-sched.c: Ditto.
12555 * postreload.c: Ditto.
12556 * print-rtl.c: Ditto.
12558 * reginfo.c: Ditto.
12559 * regmove.c: Ditto.
12560 * reload1.c: Ditto.
12563 * rtlanal.c: Ditto.
12565 * sched-vis.c: Ditto.
12567 * sel-sched-ir.c: Ditto.
12568 * simplify-rtx.c: Ditto.
12569 * targhooks.c: Ditto.
12570 * var-tracking.c: Ditto.
12571 * vmsdbgout.c: Ditto.
12573 2009-06-22 Matthias Klose <doko@ubuntu.com>
12575 * Makefile.in (install-plugin): Always use DESTDIR.
12577 2009-06-22 Olivier Hainque <hainque@adacore.com>
12579 * config/pa/pa.c (output_call): Don't optimize post call jumps
12580 into return address adjustments if the call may throw.
12582 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12584 * arm.c (thumb1_output_casesi): New function.
12585 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12586 optimizing for size or PIC.
12587 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12588 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12589 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12590 (thumb1_casesi_internal_pic): New expand rule.
12591 (thumb1_casesi_dispatch): New pattern.
12592 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12594 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12595 in the text seciton when PIC or optimizing for size.
12596 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12597 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12598 preservation properties of code.
12599 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12600 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12601 (__gnu_thumb1_case_si): New function.
12602 * t-arm (LIB1ASMSRC): Define here.
12603 (LIB1ASMFUNCS): Add some common functions.
12604 * t-arm-elf (LIB1ASMSRC): Delete.
12605 (LIB1ASMFUNCS): Append to existing set.
12606 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12607 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12608 * t-symbian (LIB1ASMFUNCS): Likewise.
12609 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12610 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12612 2009-06-21 Richard Guenther <rguenther@suse.de>
12614 PR tree-optimization/38729
12615 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12616 to loops with a single exit if -fno-expensive-optimizations.
12618 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12620 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12621 (dataflow_set): Change vars type from htab_t to shared_hash.
12622 (shared_hash_pool, empty_shared_hash): New variables.
12623 (vars_clear): Removed.
12624 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12625 shared_hash_find_slot_unshare, shared_hash_find_slot,
12626 shared_hash_find_slot_noinsert, shared_hash_find): New
12628 (shared_hash_unshare, shared_hash_destroy): New functions.
12629 (unshare_variable): Unshare set->vars if shared, use
12631 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12632 (get_init_value, find_src_set_src, dump_dataflow_set,
12633 clobber_variable_part, emit_notes_for_differences): Use
12635 (dataflow_set_init): Remove second argument, set vars to
12636 empty_shared_hash instead of creating a new htab.
12637 (dataflow_set_clear): Call shared_hash_destroy and set vars
12638 to empty_shared_hash instead of calling vars_clear.
12639 (dataflow_set_copy): Don't call vars_copy, instead just share
12640 the src htab with dst.
12641 (variable_union): Use shared_hash_*, use initially NO_INSERT
12642 lookup if set->vars is shared. Don't keep slot cleared before
12643 calling unshare_variable. Unshare set->vars if needed.
12644 Even ->refcount == 1 vars must be unshared if set->vars is shared
12645 and var needs to be modified.
12646 (variable_canonicalize): New function.
12647 (dataflow_set_union): If dst->vars is empty, just share src->vars
12648 with dst->vars and traverse with variable_canonicalize to canonicalize
12649 and unshare what is needed.
12650 (dataflow_set_different): If old_set and new_set use the same shared
12651 htab, they aren't different. If number of htab elements is different,
12652 htabs are different. Use shared_hash_*.
12653 (dataflow_set_destroy): Call shared_hash_destroy instead of
12655 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12656 second argument to dataflow_set_init.
12657 (vt_initialize): Likewise. Initialize shared_hash_pool and
12658 empty_shared_hash, move bb in/out initialization afterwards.
12659 Use variable_htab_free instead of NULL as changed_variables del hook.
12660 (variable_was_changed): Change type of second argument to pointer to
12661 dataflow_set. When inserting var into changed_variables, bump
12662 refcount. Unshare set->vars if set is shared htab and slot needs to
12664 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12665 lookup if set->vars is shared. Unshare set->vars if needed.
12666 Even ->refcount == 1 vars must be unshared if set->vars is shared
12667 and var needs to be modified. Adjust variable_was_changed caller.
12668 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12669 vars must be unshared if set->vars is shared and var needs to be
12670 modified. Adjust variable_was_changed caller.
12671 (emit_note_insn_var_location): Don't pool_free var.
12672 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12674 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12675 free_alloc_pool on shared_hash_pool.
12677 2009-06-20 Anthony Green <green@moxielogic.com>
12679 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12680 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12682 2009-06-20 Richard Guenther <rguenther@suse.de>
12684 * tree-ssa-structalias.c (find_func_aliases): For memset use
12685 a constraint from NULL if we memset to zero.
12686 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12687 we explicitly handle that do not read from memory.
12688 (call_may_clobber_ref_p_1): Properly handle builtins that may
12691 2009-06-20 Richard Guenther <rguenther@suse.de>
12693 PR tree-optimization/40495
12694 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12695 (new_scalar_tmp_constraint_exp): New function.
12696 (process_constraint): Do not create temporary decls.
12697 (process_all_all_constraints): Likewise.
12698 (handle_const_call): Likewise.
12699 (create_function_info_for): Do not set decl.
12701 2009-06-19 Ian Lance Taylor <iant@google.com>
12703 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12704 (rs6000_attribute_table): Make static; move before use.
12706 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12708 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12709 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12710 Propagate the TREE_READONLY flag without overwriting it.
12711 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12712 Propagate the TREE_READONLY flag onto the result.
12713 (process_call_operands): Move around. Use correct constant value.
12715 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12718 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12719 * config/arm/arm.md: Likewise.
12721 2009-06-19 Ian Lance Taylor <iant@google.com>
12723 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12724 to GIMPLE_ERROR_MARK.
12726 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12727 op2_original_type parameters. Warn about using different enum types.
12728 * c-parser.c (c_parser_conditional_expression): Pass original
12729 types to build_conditional_expr.
12730 * c-tree.h (build_conditional_expr): Update declaration.
12732 2009-06-19 Ian Lance Taylor <iant@google.com>
12734 * config/i386/i386.c (ix86_function_specific_save): Test that
12735 fields match values, rather than testing the values are in a
12738 2009-06-19 Richard Guenther <rguenther@suse.de>
12740 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12741 ADDR_EXPR pointers.
12742 (ptr_derefs_may_alias_p): Likewise.
12743 (ptr_deref_may_alias_ref_p_1): New function.
12744 (ptr_deref_may_alias_ref_p): Likewise.
12745 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12746 covered by looking at the ESCAPED solution.
12747 (call_may_clobber_ref_p_1): Likewise.
12748 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12749 Handle NULL_TREE offset. Do not produce redundant constraints.
12750 (process_all_all_constraints): New helper function.
12751 (do_structure_copy): Use it.
12752 (handle_lhs_call): Likewise.
12753 (find_func_aliases): Handle some builtins with pointer arguments
12754 and/or return values explicitly.
12756 2009-06-19 Ian Lance Taylor <iant@google.com>
12758 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12760 2009-06-19 Ian Lance Taylor <iant@google.com>
12762 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12764 2009-06-19 Ian Lance Taylor <iant@google.com>
12766 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12767 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12770 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12771 uninitialized const.
12773 2009-06-19 Ian Lance Taylor <iant@google.com>
12775 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12778 * c-decl.c (in_struct, struct_types): Remove.
12779 (struct c_binding): Add in_struct field.
12780 (c_binding_ptr): Define type, along with VEC.
12781 (struct c_struct_parse_info): Define.
12782 (struct_parse_info): New static variable.
12783 (bind): Initialize in_struct field.
12784 (start_struct): Remove enclosing_in_struct and
12785 enclosing_struct_types parameters. Add
12786 enclosing_struct_parse_info parameter. Change all callers. Set
12787 struct_parse_info rather than in_struct and struct_types.
12788 (grokfield): If -Wc++-compat and there is a symbol binding for the
12789 field name, set the in_struct flag and push it on the
12790 struct_parse_info->fields vector.
12791 (warn_cxx_compat_finish_struct): New static function.
12792 (finish_struct): Remove enclosing_in_struct and
12793 enclosing_struct_types parameters. Add
12794 enclosing_struct_parse_info parameter. Change all callers. Don't
12795 set C_TYPE_DEFINED_IN_STRUCT here. Call
12796 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12797 parameter. Only push on struct_types if warn_cxx_compat.
12798 (finish_enum): Only push on struct_types if warn_cxx_compat.
12799 (declspecs_add_type): Add loc parameter. Change all callers.
12800 Change all error calls to error_at. Pass loc, not input_location,
12801 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12802 defined in a struct. If -Wc++-compat and parsing a struct, record
12803 that a typedef name was used.
12804 * c-parser.c (c_parser_declspecs): Get location to pass to
12805 declspecs_add_type.
12806 (c_parser_struct_or_union_specifier): Update calls to start_struct
12808 * c-tree.h (struct c_struct_parse_info): Declare.
12809 (finish_struct, start_struct): Update declarations.
12810 (declspecs_add_type): Update declaration.
12812 2009-06-19 Ian Lance Taylor <iant@google.com>
12814 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12815 variable with an anonymous type.
12817 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12819 * see.c: Remove for real.
12821 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12823 * optabs.h (enum optab_index): Add new OTI_significand.
12824 (significand_optab): Define corresponding macro.
12825 * optabs.c (init_optabs): Initialize significand_optab.
12826 * genopinit.c (optabs): Implement significand_optab using
12827 significand?f2 patterns.
12828 * builtins.c (expand_builtin_mathfn): Handle
12829 BUILT_IN_SIGNIFICAND{,F,L}.
12830 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12831 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12833 * config/i386/i386.md (significandxf2, significand<mode>2): New
12834 expanders to implement significandf, significand and significandl
12835 built-ins as inline x87 intrinsics.
12837 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12839 * config/avr/avr.c (avr_override_options): Remove setting value of
12840 PARAM_INLINE_CALL_COST.
12842 2009-06-18 Richard Henderson <rth@redhat.com>
12845 * tree-pass.h (TDF_ASMNAME): New.
12846 * tree-dump.c (dump_options): Add asmname.
12847 * doc/invoke.texi: Document it.
12849 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12850 (dump_decl_name): ...here.
12851 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12852 (dump_generic_node): Update dump_function_name calls.
12853 (print_call_name): New flags arg; update all dump calls.
12854 * diagnostic.h (print_call_name): Update.
12855 * gimple-pretty-print.c (dump_gimple_call): Update.
12857 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12860 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12862 2009-06-18 Diego Novillo <dnovillo@google.com>
12864 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12865 * plugin.c (str_license): Declare.
12866 (try_init_one_plugin): Assert that the symbol
12867 'plugin_is_GPL_compatible' exists.
12869 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12872 * Makefile.in (OBJS-common): Remove see.o.
12874 * common.opt (fsee): Mark as preserved for backward compatibility.
12875 * opts.c (common_handle_option): Add OPT_fsee to the backward
12876 compatibility section.
12877 * passes.c (init_optimization_passes, pass_see): Remove pass.
12878 * timevar.def (TV_SEE): Remove.
12879 * tree-pass.h (pass_see): Remove declaration.
12880 * doc/invoke.texi (-fsee): Remove documentation.
12882 2009-06-18 Martin Jambor <mjambor@suse.cz>
12884 * tree-sra.c: Include statistics.h
12885 (sra_stats): New variable.
12886 (sra_initialize): Clear sra_stats.
12887 (create_access_replacement): Increment sra_stats.replacements.
12888 (get_access_replacement): Do not return twice.
12889 (analyze_all_variable_accesses): Increment statistics counter by the
12890 number of scalarized aggregates.
12891 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12892 (sra_modify_expr): Increment sra_stats.exprs.
12893 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12894 (sra_modify_assign): Increment sra_stats.exprs,
12895 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12896 (perform_intra_sra): Update statistics counters.
12897 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12899 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12901 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12902 (arm_scalar_mode_supported_p): New function.
12904 2009-06-18 Paul Brook <paul@codesourcery.com>
12905 Sandra Loosemore <sandra@codesourcery.com>
12907 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12908 (__extendhfsf2, __truncsfhf2): Define.
12909 * config/arm/fp16.c: New file.
12910 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12911 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12913 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12915 * doc/extend.texi (Half-Precision): New section.
12916 * doc/invoke.texi (Option Summary): List -mfp16-format.
12917 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12918 * config/arm/arm.opt (mfp16-format=): New.
12919 * config/arm/arm.c: Include intl.h.
12920 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12921 (TARGET_INVALID_RETURN_TYPE): Redefine.
12922 (TARGET_PROMOTED_TYPE): Redefine.
12923 (TARGET_CONVERT_TO_TYPE): Redefine.
12924 (arm_fp16_format): Define.
12925 (all_fpus): Add entry for neon-fp16.
12926 (fp_model_for_fpu): Likewise.
12927 (struct fp16_format): Declare.
12928 (all_fp16_formats): Define.
12929 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12931 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12933 (arm_legitimate_index_p): Treat HFmode like HImode.
12934 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12935 (coproc_secondary_reload_class): Special-case HFmode.
12936 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12937 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12938 (arm_init_fp16_builtins): New.
12939 (arm_init_builtins): Call it.
12940 (arm_invalid_parameter_type): New.
12941 (arm_invalid_return_type): New.
12942 (arm_promoted_type): New.
12943 (arm_convert_to_type).
12944 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12946 (arm_emit_fp16_const): New function.
12947 (arm_mangle_type): Mangle __fp16 as "Dh".
12948 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12950 (TARGET_NEON_FP16): New.
12951 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12952 (enum fputype): Add FPUTYPE_NEON_FP16.
12953 (enum arm_fp16_format_type): Declare.
12954 (arm_fp16_format): Declare.
12955 (LARGEST_EXPONENT_IS_NORMAL): Define.
12956 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12957 * config/arm/arm-modes.def (HFmode): Define.
12958 * config/arm/vfp.md: (*movhf_vfp): New.
12959 (extendhfsf2): New.
12961 * config/arm/arm.md: (fpu): Add neon_fp16.
12962 (floatsihf2, floatdihf2): New.
12963 (fix_trunchfsi2, fix_trunchfdi2): New.
12965 (extendhfdf2): New.
12967 (*arm32_movhf): New.
12968 (*thumb1_movhf): New.
12969 (consttable_2): Add check for HFmode constants.
12970 (consttable_4): Handle HFmode constants.
12972 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12974 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12976 2009-06-17 Olivier Hainque <hainque@adacore.com>
12978 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12979 const char ** conversion in AIX specific section.
12981 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12983 * config/i386/i386.c (ix86_special_builtin_type): Remove
12984 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12985 (bdesc_special_args): Updated.
12986 (ix86_init_mmx_sse_builtins): Likewise.
12987 (ix86_expand_special_args_builtin): Likewise.
12989 2009-06-17 Richard Henderson <rth@redhat.com>
12991 * tree-pretty-print.c (maybe_dump_asm_name): New.
12992 (dump_decl_name): Use it.
12993 (PRINT_FUNCTION_NAME): Merge into...
12994 (dump_function_name): ... here. Use maybe_dump_asm_name.
12996 2009-06-17 Cary Coutant <ccoutant@google.com>
12998 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13000 * debug.c (struct gcc_debug_hooks): Change placeholder for
13002 (debug_nothing_int_charstar_int): Replaced by...
13003 (debug_nothing_int_charstar_int_bool): ...this.
13004 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13005 source_line prototype.
13006 (debug_nothing_int_charstar_int): Replaced by...
13007 (debug_nothing_int_charstar_int_bool): ...this.
13008 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13009 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13010 Output is_stmt operand when necessary.
13011 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13012 (notice_source_line): Add is_stmt parameter.
13013 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13014 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13016 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13017 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13019 2009-06-17 Ian Lance Taylor <iant@google.com>
13021 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13023 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13026 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13028 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13029 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13030 tree_strip_sign_nop_conversions and
13031 tree_ssa_strip_useless_type_conversions rather than stripping
13032 the operations here.
13033 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13035 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13036 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13037 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13038 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13041 2009-06-17 Michael Eager <eager@eagercon.com>
13043 * config/rs6000/constraints.md (register_constraint "d"): New.
13044 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13045 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13046 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13047 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13048 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13049 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13050 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13051 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13052 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13053 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13055 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13056 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13057 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13058 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13059 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13060 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13061 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13062 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13063 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13064 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13065 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13066 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13067 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13068 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13070 2009-06-16 Ian Lance Taylor <iant@google.com>
13072 * profile.c (total_num_never_executed): Don't define.
13073 (compute_branch_probabilities): Don't count or print
13074 num_never_executed.
13075 (init_branch_prob): Don't set total_num_never_executed.
13076 (end_branch_prob): Don't print total_num_never_executed.
13078 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13080 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13082 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13084 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13085 (nabstd2_fpr): Same.
13087 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13089 * expr.c (expand_assignment): Change complex type check.
13091 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13093 * doc/plugins.texi (Building GCC plugins): Added new section.
13095 2009-06-17 Ian Lance Taylor <iant@google.com>
13097 * c-pch.c (get_ident): Don't set size of templ array.
13098 (pch_init): Don't set size of partial_pch array.
13100 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13101 string constant to intialize an array whose size is the length of
13104 2009-06-17 Richard Guenther <rguenther@suse.de>
13106 PR tree-optimization/40389
13107 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13108 to addressable types.
13109 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13111 2009-06-17 Richard Guenther <rguenther@suse.de>
13113 PR middle-end/40460
13114 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13115 if there is no evolution of left in the loop bail out.
13116 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13117 chrec_fold_multiply.
13119 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13120 Janis Johnson <janis187@us.ibm.com>
13123 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13124 for the symbol ref of a constant that is the source of a move
13125 - nor for any other not-obvious-label-ref constants.
13127 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13129 * plugin.c (position_pass): Skip newly inserted pass during list
13130 traversal to avoid repeated insertion.
13132 2009-06-16 Ian Lance Taylor <iant@google.com>
13134 * vec.h (VEC_stack_alloc): Define different version if
13135 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13136 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13137 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13138 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13140 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13142 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13144 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13145 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13146 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13147 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13148 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13149 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13150 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13151 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13152 __builtin_ia32_rdtscp.
13153 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13154 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13155 and __builtin_ia32_rorhi.
13156 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13157 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13158 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13159 (ix86_expand_args_builtin): Likewise.
13160 (ix86_expand_special_args_builtin): Likewise.
13162 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13163 (UNSPECV_RDTSC): Likewise.
13164 (UNSPECV_RDPMC): Likewise.
13165 (*bsr): Renamed to ...
13167 (*bsr_rex64): Renamed to ...
13170 (*rdpmc): Likewise.
13171 (*rdpmc_rex64): Likewise.
13173 (*rdtsc): Likewise.
13174 (*rdtsc_rex64): Likewise.
13175 (rdtscp): Likewise.
13176 (*rdtscp): Likewise.
13177 (*rdtscp_rex64): Likewise.
13179 * config/i386/ia32intrin.h: New.
13181 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13183 2009-06-16 Ian Lance Taylor <iant@google.com>
13185 * ira-build.c (copy_info_to_removed_store_destinations):
13186 Initialize parent_a.
13188 2009-06-16 Ian Lance Taylor <iant@google.com>
13190 * c-decl.c (grokdeclarator): Change size_varies to bool.
13192 2009-06-16 Ian Lance Taylor <iant@google.com>
13194 * sel-sched.c: Make forward declarations of move_op_hooks and
13195 fur_hooks explicitly extern.
13197 2009-06-16 Ian Lance Taylor <iant@google.com>
13199 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13200 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13202 2009-06-16 Ian Lance Taylor <iant@google.com>
13204 * resource.c (mark_referenced_resources): Change
13205 include_delayed_effects parameter to bool. Change all callers.
13206 (mark_end_of_function_resources): Likewise.
13207 * reorg.c (insn_references_resource_p): Likewise.
13208 (insn_sets_resource_p): Likewise.
13209 * resource.h (mark_referenced_resources): Update declaration.
13210 (mark_end_of_function_resources): Update declaration.
13212 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13214 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13216 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13218 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13219 GCC can bootstrap on AIX with GNU Binutils 2.20.
13221 2009-06-16 Ian Lance Taylor <iant@google.com>
13223 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13225 2009-06-16 Ian Lance Taylor <iant@google.com>
13227 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13228 inline, not extern inline.
13229 (exact_log2): Likewise.
13230 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13232 (exact_log2): Likewise, but don't test CTZ_HWI.
13234 2009-06-16 Ian Lance Taylor <iant@google.com>
13236 * bitmap.c (bitmap_clear): Don't declare as inline.
13237 * gimple.c (gimplify_assign): Likewise.
13238 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13239 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13240 (sched_scan_info): Remove duplicate definition.
13242 2009-06-16 Ian Lance Taylor <iant@google.com>
13244 * c-common.c (skip_evaluation): Don't define.
13245 (c_inhibit_evaluation_warnings): Define global variable.
13246 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13247 than skip_evaluation.
13248 (convert_and_check, warn_for_div_by_zero): Likewise.
13249 * c-common.h (skip_evaluation): Don't declare.
13250 (c_inhibit_evaluation_warnings): Declare.
13251 * c-parser.c (c_parser_typeof_specifier): Set
13252 c_inhibit_evaluation_warnings rather than skip_evaluation.
13253 (c_parser_conditional_expression): Likewise.
13254 (c_parser_binary_expression): Likewise.
13255 (c_parser_sizeof_expression): Likewise.
13256 (c_parser_alignof_expression): Likewise.
13257 * c-typeck.c (build_indirect_ref): Check
13258 c_inhibit_evaluation_warnings rather than skip_evaluation.
13259 (build_conditional_expr, build_binary_op): Likewise.
13261 2009-06-16 Richard Guenther <rguenther@suse.de>
13263 * tree-ssa-alias.c (is_escape_site): Remove.
13264 * tree-ssa-alias.h (enum escape_type): Remove.
13265 (is_escape_site): Likewise.
13266 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13267 via casts and asms without deferring to is_escape_site.
13269 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13271 PR middle-end/40446
13272 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13273 use gen_lowpart if op0 has complex mode.
13275 2009-06-16 Richard Guenther <rguenther@suse.de>
13277 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13278 variables add them to ESCAPED.
13279 (find_func_aliases): Do not make all indirectly stored values escaped.
13281 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13283 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13284 make_decl_one_only.
13286 2009-06-16 Martin Jambor <mjambor@suse.cz>
13288 PR tree-optimization/40432
13289 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13290 check whether we need to force gimple register operand.
13292 2009-06-16 Martin Jambor <mjambor@suse.cz>
13294 PR tree-optimization/40413
13295 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13296 build_ref_for_offset.
13297 (propagate_subacesses_accross_link): Fix a typo in a comment.
13299 2009-06-16 Ira Rosen <irar@il.ibm.com>
13301 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13302 with additional parameter.
13303 * tree-vectorizer.h (enum vect_def_type): Add new value
13305 (enum vect_relevant): Add comments.
13306 (vect_is_simple_reduction): Add new argument.
13307 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13308 Detect nested cycles.
13309 (vect_is_simple_reduction): Update documentation, add an argument to
13310 distinguish inner-loop reduction from nested cycle, detect nested
13311 cycles, fix printings and indentation, don't swap operands in case
13313 (get_initial_def_for_reduction): Handle subtraction.
13314 (vect_create_epilog_for_reduction): Add new argument to specify
13315 reduction variable.
13316 (vect_finalize_reduction): Handle subtraction, fix comments.
13317 (vectorizable_reduction): Handle nested cycles. In case of nested
13318 cycle keep track of the reduction variable position. Call
13319 vect_is_simple_reduction with additional parameter. Use original
13320 statement code in reduction epilogue for nested cycle. Call
13321 vect_create_epilog_for_reduction with additional parameter.
13322 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13323 inner-loop vectorization.
13324 (vect_recog_widen_sum_pattern): Likewise.
13325 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13327 (vect_mark_stmts_to_be_vectorized): Likewise.
13328 (vect_get_vec_def_for_operand): Handle nested cycles.
13330 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13332 * doc/invoke.texi (Debugging Options): Fix option index entries
13333 for -fdump-statistics, -frandom-seed add entries for
13334 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13335 (FRV Options): Fix entries for -mTLS, -mtls.
13336 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13337 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13338 (M68hc1x Options): Fix @itemx for -mnominmax.
13339 (MCore Options): Fix entry for -mno-lsim.
13340 (MMIX Options): Fix entry for -mabi=mmixware.
13341 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13343 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13345 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13346 Mention the plugin mode of gengtype.
13347 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13348 * gengtype.c: Updated copyright.
13349 (plugin_files, nb_plugin_files) Added new static variables.
13350 (measure_input_list) Care about plugin_files.
13351 (write_rtx_next): Added early return in plugin mode.
13352 (create_file): Updated copyright year in generated file. Added
13354 (oprintf): Added early return if NULL outf.
13355 (get_output_file_with_visibility): Care of plugin_files.
13356 (get_output_file_name): May return null.
13357 (write_local): Added early return.
13358 (put_mangled_filename): Ditto.
13359 (finish_root_table): Added check for base_files.
13360 (write_roots): Care about null when plugins.
13361 (main): Added plugin mode.
13363 2009-06-15 Ian Lance Taylor <iant@google.com>
13365 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13366 * gcov.c (read_count_file): Add braces around variables declared
13369 * c.opt (Wjump-misses-init): New warning.
13370 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13371 -Wall and -Wc++-compat if not already set.
13372 (c_common_post_options): Clear warn_jump_misses_init if it was not
13374 * c-decl.c (struct c_binding): Change type field to a union with
13375 new label field. Make it the first field in the struct. Update
13376 references to type to use u.type instead.
13377 (struct c_spot_bindings): Define.
13378 (struct c_goto_bindings): Define.
13379 (c_goto_bindings_p): Define, along with VECs.
13380 (struct c_label_vars): Define.
13381 (struct c_scope): Add has_label_bindings field.
13382 (bind_label, set_spot_bindings): New static functions.
13383 (decl_jump_unsafe, update_spot_bindings): New static functions.
13384 (update_label_decls): New static function.
13385 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13386 Update binding u.label field to shadowed field.
13387 (c_binding_start_stmt_expr): New function.
13388 (c_binding_end_stmt_expr): New function.
13389 (pushdecl): Don't call c_begin_vm_scope.
13390 (make_label): Add defining and p_label_vars parameters. Change
13392 (lookup_label): Correct test for whether a label has not yet been
13393 defined. Call bind_label rather than bind.
13394 (warn_about_goto): New static function.
13395 (lookup_label_for_goto): New function.
13396 (declare_label): Call bind_label rather than bind.
13397 (check_earlier_gotos): New static function.
13398 (define_label): Don't give errors about jumping into statement
13399 expressions or scopes of variably modified types. Call
13400 set_spot_bindings and check_earlier_gotos. Call bind_label
13401 instead of bind. Don't set label_context_stack_se or
13402 label_context_stack_vm.
13403 (c_get_switch_bindings): New function.
13404 (c_release_switch_bindings): New function.
13405 (c_check_switch_jump_warnings): New function.
13406 (start_function): Don't set label_context_stack_se or
13407 label_context_stack_vm.
13408 (finish_function): Likewise.
13409 * c-typeck.c (label_context_stack_se): Don't define.
13410 (label_context_stack_vm): Don't define.
13411 (c_finish_goto_label): Call lookup_label_for_goto rather than
13412 lookup_label. Don't give errors about jumping into a statement
13413 expression or the scope of a variably modified type. Don't set
13414 label_context_stack_se or label_context_stack_vm.
13415 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13416 fields. Add bindings field.
13417 (c_start_case): Don't set deleted fields. Set bindings field.
13418 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13419 or blocked_vm. Call c_check_switch_jump_warnings.
13420 (c_finish_case): Don't test blocked_stmt_expr field. Call
13421 c_release_switch_bindings.
13422 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13423 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13424 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13425 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13426 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13427 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13428 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13429 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13430 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13431 (C_DECL_UNJUMPABLE_VM): Don't define.
13432 (C_DECL_UNDEFINABLE_VM): Don't define.
13433 (struct c_label_list): Don't define.
13434 (struct c_label_context_se): Don't define.
13435 (struct c_label_context_vm): Don't define.
13436 (struct c_spot_bindings): Declare.
13437 (c_bindings_start_stmt_expr): Declare.
13438 (c_bindings_end_stmt_expr): Declare.
13439 (lookup_label_for_goto): Declare.
13440 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13441 (c_check_switch_jump_warnings): Declare.
13442 (label_context_stack_se, label_context_stack_vm): Don't declare.
13443 (c_finish_goto_label): Update declaration.
13444 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13445 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13446 (Warning Options): Document -Wjump-misses-init.
13448 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13450 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13453 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13455 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13457 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13459 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13461 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13463 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13465 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13467 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13468 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13469 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13470 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13471 * dwarf2asm.c (dw2_force_const_mem): Update call to
13472 make_decl_one_only.
13473 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13474 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13475 * langhooks.c (lhd_comdat_group): Remove.
13476 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13477 * tree.h (DECL_COMDAT_GROUP): New.
13478 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13479 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13480 (make_decl_one_only): Change signature.
13481 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13482 make_decl_one_only.
13483 (make_decl_one_only): Change signature.
13484 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13486 2009-06-15 Richard Guenther <rguenther@suse.de>
13488 PR middle-end/40439
13489 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13491 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13493 * tree-ssa-math-opts.c: Remove extra divide.
13495 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13497 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13499 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13501 * passes.c: Add bswap pass.
13502 * tree-pass.h: Add pass_optimize_bswap declaration.
13503 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13504 Include rtl.h, expr.h and optabs.h for optab_handler check.
13505 (struct symbolic_number, pass_optimize_bswap): New definition.
13506 (do_shift_rotate, verify_symbolic_number_p): New functions.
13507 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13508 (gate_optimize_bswap): New function.
13509 * tree.c (widest_int_cst_value): New function.
13510 * tree.h (widest_int_cst_value): Prototype added.
13512 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13514 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13515 REG_EQUAL/REG_EQUIV notes.
13517 2009-06-14 Richard Guenther <rguenther@suse.de>
13519 PR middle-end/40389
13520 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13521 has its address taken if NRV was applied and it is addressable.
13522 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13523 function split out from ...
13524 (get_constraint_for_1): ... here.
13525 (handle_rhs_call): Use it to mark the return slot escaped if
13526 it is addressable and NRV was applied.
13528 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13530 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13531 Change first argument type to location_t.
13532 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13533 Do not set input_location.
13534 Use loc instead of input_location throughout.
13536 2009-06-13 Richard Guenther <rguenther@suse.de>
13538 PR tree-optimization/40421
13539 * tree-predcom.c (should_unroll_loop_p): Remove.
13540 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13542 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13544 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13545 Add location argument.
13547 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13549 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13551 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13552 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13553 * config/spu/spu-protos.h: Add location to
13554 spu_resolve_overloaded_builtin.
13555 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13556 spu_build_builtin_va_list.
13557 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13558 argument. Pass location to build_function_call_vec.
13559 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13561 (emit_fpu_switch): Same.
13562 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13563 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13564 to build_decl and create_artificial_label.
13565 (xtensa_gimplify_va_arg_expr): Same.
13566 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13567 (xstormy16_gimplify_va_arg_expr): Same.
13568 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13569 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13570 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13571 (mips16_build_function_stub): Same.
13572 (mips16_build_call_stub): Same.
13574 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13577 * arm/constraints.md (Pa, Pb): New constraints.
13578 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13579 split pattern to deal with them.
13581 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13583 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13584 fix index entry for -Xpreprocessor.
13586 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13588 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13589 Add location argument to build_decl call.
13590 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13591 (rs6000_init_builtins): Same.
13592 (spe_init_builtins): Same.
13593 (rs6000_gimplify_va_arg): Add location argument to
13594 create_artificial_label call.
13596 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13598 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13599 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13600 * Makefile.in: Fix GGC dependency for gcse.o.
13602 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13604 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13605 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13606 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13608 * c-parser.c (c_parser_binary_expression): Use current column while
13609 building binary operations.
13610 * common.opt (fshow-column): Enable by default.
13611 * tree-vrp.c (check_array_ref): Use warning_at.
13612 (check_array_bounds): Use location from call back if expr has no
13614 * tree.h: Add location argument to maybe_fold_*.
13615 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13616 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13617 (maybe_fold_offset_to_component_ref): Same.
13618 (maybe_fold_offset_to_reference): Same.
13619 (maybe_fold_offset_to_address): Same.
13620 (maybe_fold_stmt_indirect): Same.
13621 (maybe_fold_stmt_addition): Same.
13622 (fold_stmt_r): Pass location to maybe_fold_*.
13623 (fold_gimple_assign): Same.
13624 * c-tree.h: Add location argument to finish_decl,
13625 default_function_array_conversion, store_init_value.
13626 * c-decl.c (define_label): Use error_at.
13627 (c_make_fname_decl): Pass location to finish_decl.
13628 (finish_decl): New location argument.
13629 (build_compound_literal): Pass location to store_init_value.
13630 (grokdeclarator): Pass location to finish_decl.
13632 * c-typeck.c (array_to_pointer_conversion): New location argument.
13633 (function_to_pointer_conversion): Same.
13634 (default_function_array_conversion): Same.
13635 (parser_build_unary_op): Pass location to overflow_warning.
13636 (parser_build_binary_op): Same. Use warning_at.
13637 (build_unary_op): Pass location to array_to_pointer_conversion.
13638 (build_c_cast): Pass location to digest_init.
13639 (build_modify_expr): New location argument.
13640 (convert_for_assignment): Same.
13641 (store_init_value): Same.
13642 (digest_init): Same.
13643 (output_init_element): Pass location to digest_init and
13644 array_to_pointer_conversion.
13645 (c_finish_return): Pass location to convert_for_assignment.
13646 * gimplify.c (gimplify_conversion): Pass location to
13647 maybe_fold_offset_to_address.
13648 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13649 to maybe_fold_stmt_addition.
13650 * c-omp.c (c_finish_omp_atomic): Pass new location to
13652 (c_finish_omp_for): Same.
13653 * c-common.c (overflow_warning): New argument.
13654 * c-common.h: New argument to build_modify_expr, overflow_warning.
13655 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13657 (c_parser_initializer): Pass location to
13658 default_function_array_conversion.
13659 (c_parser_initelt): Same.
13660 (c_parser_initval): Same.
13661 (c_parser_asm_operands): Same.
13662 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13663 (c_parser_conditional_expression): Same.
13664 (c_parser_binary_expression): Add location info to stack. Use it.
13665 (c_parser_unary_expression): Pass location to
13666 default_function_array_conversion, parser_build_unary_op,
13667 build_indirect_ref, c_parser_postfix_expression_after_primary.
13668 (c_parser_postfix_expression_after_primary): New location argument.
13670 (c_parser_expression_conv): Pass location to
13671 default_function_array_conversion.
13672 (c_parser_expr_list): Same.
13673 (c_parser_omp_atomic): Same.
13674 (c_parser_omp_for_loop): Same.
13675 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13676 (build_array_declarator): New argument.
13677 * c-decl.c (build_array_declarator): Add location argument.
13678 (grokdeclarator): Set id_loc for cdk_array.
13679 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13680 build_array_declarator.
13681 * tree.c (build_omp_clause): Add location argument.
13682 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13683 (OMP_CLAUSE_LOCATION): New macro.
13684 (struct tree_omp_clause): Add location field.
13685 (build_omp_clause): Add argument.
13686 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13687 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13689 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13690 (cp_parser_omp_clause_collapse): Same.
13691 (cp_parser_omp_clause_default): Same.
13692 (cp_parser_omp_clause_if): Same.
13693 (cp_parser_omp_clause_nowait): Same.
13694 (cp_parser_omp_clause_num_threads): Same.
13695 (cp_parser_omp_clause_ordered): Same.
13696 (cp_parser_omp_clause_schedule): Same.
13697 (cp_parser_omp_clause_untied): Same.
13698 (cp_parser_omp_for_loop): Same.
13699 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13700 * c-tree.h (c_start_case): Add location argument.
13701 (c_process_expr_stmt): Same.
13702 (c_finish_goto_*): Same.
13703 * tree-parloops.c (initialize_reductions): Pass location to
13705 (create_parallel_loop): Same.
13706 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13707 (gfc_trans_omp_reduction_list): Same.
13708 (gfc_trans_omp_clauses): Same.
13709 (gfc_trans_omp_do): Same.
13710 * c-typeck.c (c_finish_goto_label): Same.
13711 (c_finish_goto_ptr): New location argument.
13712 (c_start_case): Same.
13713 (emit_side_effect_warnings): Same.
13714 (c_process_expr_stmt): Same.
13715 (c_finish_stmt_expr): Same.
13716 (c_finish_omp_clauses): Use error_at instead of error.
13717 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13719 * c-omp.c (c_split_parallel_clauses): New location argument.
13720 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13721 to build_omp_clause.
13722 (convert_local_reference_stmt): Same.
13723 (convert_gimple_call): Same.
13724 * c-common.h (c_split_parallel_clauses): New argument.
13725 * c-parser.c (c_parser_statement_after_labels): Pass location to
13726 c_finish_goto_label.
13727 (c_parser_switch_statement): Pass location to c_start_case.
13728 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13729 and c_process_expr_stmt.
13730 (c_parser_omp_variable_list): Add location argument.
13731 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13732 (c_parser_omp_clause_default): Same.
13733 (c_parser_omp_clause_if): Same.
13734 (c_parser_omp_clause_num_threads): Same.
13735 (-c_parser_omp_clause_ordered): Same.
13736 (c_parser_omp_clause_reduction): Pass location to
13737 c_parser_omp_variable_list.
13738 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13739 (c_parser_omp_clause_untied): Same.
13740 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13741 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13743 * c-tree.h (check_for_loop_decls, undeclared_variable,
13744 build_component_ref, build_array_ref, build_external_ref,
13745 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13746 build_conditional_expr, build_compound_expr, c_cast_expr,
13747 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13748 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13750 * c-semantics.c (build_stmt): Same.
13751 (build_case_label): Same.
13752 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13753 (undeclared_variable): New argument.
13754 (make_label): Same.
13755 (lookup_label): Pass location on down.
13756 (define_label): Same.
13757 (finish_decl): Same.
13758 (build_compound_literal): Same.
13759 (finish_struct): Same.
13760 (finish_function): Do not set location here.
13761 (check_for_loop_decls): New argument.
13762 * tree.c (save_expr): Set location.
13763 (build_empty_stmt): New argument.
13764 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13765 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13766 * builtins.c (gimplify_va_arg_expr): Use locations.
13767 (expand_builtin_sync_operation): Same.
13768 * c-typeck.c (build_component_ref): New argument.
13769 (build_array_ref): Same.
13770 (build_external_ref): Same.
13771 (c_expr_sizeof_expr): Same.
13772 (c_expr_sizeof_type): Same.
13773 (parser_build_unary_op): Same.
13774 (build_conditional_expr): Same.
13775 (build_compound_expr): Pass location on down.
13776 (build_compound_expr): New argument.
13777 (build_c_cast): Same.
13778 (c_cast_expr): Same.
13779 (build_asm_expr): Same.
13780 (c_finish_return): Same.
13781 (c_process_expr_stmt): Pass location on down.
13782 (c_finish_stmt_expr): New argument.
13783 (push_clenaup): Same.
13784 (c_finish_omp_parallel): Same.
13785 (c_finish_omp_task): Same.
13786 * gimplify.c (gimplify_call_expr): Pass location on down.
13787 * c-omp.c (c_finish_omp_master): New argument.
13788 (c_finish_omp_critical): Same.
13789 (c_finish_omp_ordered): Same.
13790 (c_finish_omp_barrier): Same.
13791 (-c_finish_omp_taskwait): Same.
13792 (c_finish_omp_atomic): Same.
13793 (c_finish_omp_flush): Same.
13794 * tree-inline.c (copy_tree_body_r): Pass location on down.
13795 (inline_forbidden_p): Remove use of input_location.
13796 * c-gimplify.c (c_build_bind_expr): New argument.
13797 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13798 (c_sizeof_or_alignof_type): New argument.
13799 (c_alignof_expr): Same.
13800 (build_va_arg): Same.
13801 (c_add_case_label): Same.
13802 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13803 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13804 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13805 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13806 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13807 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13809 * stub-objc.c (objc_build_selector_expr): Same.
13810 (objc_build_throw_stmt): Same.
13811 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13812 (c_parser_initelt): Same.
13813 (c_parser_compound_statement): Same.
13814 (c_parser_compound_statement_nostart): Same.
13815 (c_parser_label): Same.
13816 (c_parser_statement_after_labels): Same.
13817 (c_parser_if_body): Same.
13818 (c_parser_else_body): Same.
13819 (c_parser_if_statement): Same.
13820 (c_parser_switch_statement): Same.
13821 (c_parser_while_statement): Same.
13822 (c_parser_do_statement): Same.
13823 (c_parser_for_statement): Same.
13824 (c_parser_asm_statement): Same.
13825 (c_parser_conditional_expression): Same.
13826 (c_parser_binary_expression): Same.
13827 (c_parser_cast_expression): Same.
13828 (c_parser_unary_expression): Same.
13829 (c_parser_sizeof_expression): Same.
13830 (c_parser_alignof_expression): Same.
13831 (c_parser_postfix_expression): Same.
13832 (c_parser_expression): Same.
13833 (c_parser_objc_receiver): Same.
13834 (c_parser_omp_variable_list): Same.
13835 (c_parser_omp_structured_block): Same.
13836 (c_parser_omp_atomic): New argument.
13837 (c_parser_omp_barrier): Same.
13838 (c_parser_omp_critical): Same.
13839 (c_parser_omp_flush): Pass location on down.
13840 (c_parser_omp_for_loop): New argument.
13841 (c_parser_omp_for): Same.
13842 (c_parser_omp_master): Same.
13843 (c_parser_omp_ordered): Same.
13844 (c_parser_omp_sections_scope): Same.
13845 (c_parser_omp_sections): Same.
13846 (c_parser_omp_parallel): Same.
13847 (c_parser_omp_single): Same.
13848 (c_parser_omp_task): Same.
13849 (c_parser_omp_taskwait): Pass location on down.
13850 (c_parser_omp_construct): Same.
13851 (c_parser_omp_threadprivate): Same.
13852 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13853 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13854 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13855 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13856 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13857 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13858 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13859 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13860 config/i386/i386.c, stmt.c:
13861 Add location argument to the following function definitions and/or
13862 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13863 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13864 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13865 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13866 do_case, c_finish_bc_stmt, build_compound_literal,
13867 build_function_call.
13868 * c-decl.c (build_compound_literal): Add location argument.
13869 Make all diagnostic calls use location.
13870 (start_struct): Same.
13871 (finish_struct): Same.
13872 (start_enum): Same.
13873 (build_enumerator): Same.
13874 (start_function): Same.
13875 (grokdeclarator): Make all diagnostic calls use location.
13876 (store_parm_decls_oldstyle): Same.
13877 * c-typeck.c (build_function_call): Add location argument.
13878 Make all diagnostic calls use location.
13880 (c_finish_bc_stmt): Same.
13881 * tree-nested.c (get_trampoline_type): Add argument.
13882 Pass location to build_decl.
13883 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13884 * rtl.h (RTL_LOCATION): New.
13885 * c-common.c (c_add_case_label): Add location argument.
13886 Make all diagnostic calls use location.
13887 * c-common.h: Add location argument to make_fname_decl, do_case,
13888 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13889 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13890 Set it appropriately for every case. Pass enum_loc to start_enum
13891 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13893 (c_parser_struct_or_union_specifier): Save location. Use it for
13894 start_struct, finish_struct, and parser_xref_tag.
13896 2009-06-12 Ian Lance Taylor <iant@google.com>
13898 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13900 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13901 cpp_opts->warn_cxx_operator_names.
13903 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13906 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13907 is returns NULL and OP is a VCE, look through the VCE.
13909 2009-06-12 Ian Lance Taylor <iant@google.com>
13912 * collect2.c (main): Use CONST_CAST2 in code inside #if
13913 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13915 2009-06-12 Joey Ye <joey.ye@intel.com>
13917 PR middle-end/39146
13918 * cfgexpand.c (get_decl_align_unit): Update
13919 max_used_stack_slot_alignment with align instead of
13920 stack_alignment_needed.
13922 * function.c (assign_stack_local_1): Update
13923 max_used_stack_slot_alignment with alignment_in_bits instead
13924 of stack_alignment_needed.
13925 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13928 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13930 * dwarf2out.c (last_var_location_insn): New variable.
13931 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13932 (dwarf2out_var_location): Don't record anything after last real
13933 insn. Only change labels if there were any real instructions
13934 in between last note and this one, or if changed sections.
13936 2009-06-11 Richard Henderson <rth@redhat.com>
13938 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13939 note when storing the frame pointer in a register.
13940 (FRP): Don't redefine to nothing for epilogue.
13941 (alpha_expand_epilogue): Mark register and sp restores.
13942 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13944 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13945 when gen_lowpart is needed.
13947 2009-06-11 Richard Henderson <rth@redhat.com>
13949 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13951 * dwarf2out.c (need_data_align_sf_opcode): New.
13952 (div_data_align): Move earlier.
13953 (def_cfa_1, reg_save): Use it.
13955 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13957 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13958 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13959 (ix86_handle_option): Handle OPT_mcrc32.
13960 (ix86_target_string): Add -mcrc32.
13961 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13963 * config/i386/i386.h (TARGET_CRC32): New.
13965 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13966 (sse4_2_crc32di): Likewise.
13968 * config/i386/i386.opt (mcrc32): New.
13970 * doc/invoke.texi: Document -mcrc32.
13972 2009-06-11 Richard Henderson <rth@redhat.com>
13974 * common.opt (gdwarf-): Accept a version number.
13975 * doc/invoke.texi (gdwarf-): Update docs.
13976 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13977 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13978 version level, and record it.
13980 * dwarf2.h (DW_CIE_VERSION): Remove.
13981 * dwarf2out.c (DWARF_VERSION): Remove.
13982 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13983 (output_call_frame_info): Use CIE version 3 for dwarf3,
13984 or if the return register column is out of range for version 1.
13985 (dwarf_stack_op_name): Add all dwarf3 values.
13986 (DEBUG_PUBTYPES_SECTION): New.
13987 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13988 encoding change for dwarf3.
13989 (output_die) [dw_val_class_die_ref]: Likewise.
13990 (output_compilation_unit_header): Emit correct version for dwarf3.
13991 (output_line_info): Likewise.
13992 (output_pubnames): Update for DWARF_VERSION removal.
13993 (output_aranges): Likewise.
13994 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13995 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13996 (dwarf2out_finish): Likewise.
13998 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14000 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14003 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14006 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14007 * builtins.c (expand_builtin_unreachable): New function.
14008 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14009 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14010 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14012 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14013 searching for missing barriers.
14015 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14017 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14018 when -fprofile-generate* was passed.
14019 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14021 2009-06-11 Anthony Green <green@moxielogic.com>
14023 * config/moxie/moxie.md: Define length attribute for all instructions.
14025 (*b<cond:code>): Support limited branch ranges for new PC-relative
14026 branch instructions.
14027 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14029 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14031 * config/i386/i386.c (min_insn_size): Use get_attr_length
14032 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14033 For __asm return 0.
14035 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14036 instead of emit_insn_before.
14038 2009-06-10 Ian Lance Taylor <iant@google.com>
14041 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14044 2009-06-10 Revital Eres <eres@il.ibm.com>
14046 * passes.c (init_optimization_passes): Reschedule
14047 predictive-commoning pass before complete unroll pass.
14049 2009-06-10 Martin Jambor <mjambor@suse.cz>
14051 * cgraph.c (cgraph_node_can_be_local_p): New function.
14052 (cgraph_make_node_local): New function.
14053 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14054 (cgraph_make_node_local): Declare.
14056 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14058 * tree.h (tree_base): Add packed_flag and user_align fields.
14059 Decrease size of spare field.
14060 (TYPE_USER_ALIGN): Use user_align from tree_base.
14061 (DECL_USER_ALIGN): Likewise.
14062 (TYPE_PACKED): Use packed_flag from tree_base.
14063 (DECL_PACKED): Likewise.
14064 (tree_type): Delete packed_flag and user_align fields. Widen
14065 precision field. Widen mode field and shuffle fields to align
14066 mode on an 8-bit boundary.
14067 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14068 Renumber decl_flag_* fields. Fix comments. Widen
14069 decl_common_unused field.
14070 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14071 (DECL_EXTERNAL): Likewise.
14072 (DECL_BIT_FIELD): Likewise.
14073 (DECL_NONADDRESSABLE_P): Likewise.
14074 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14075 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14077 2009-06-10 Ian Lance Taylor <iant@google.com>
14079 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14080 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14081 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14082 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14083 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14084 DEF_VEC_ALLOC_FUNC_P.
14085 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14086 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14087 DEF_VEC_ALLOC_FUNC_O.
14088 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14089 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14090 DEF_VEC_ALLOC_FUNC_I.
14091 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14092 (vec_stack_p_reserve_exact_1): Declare.
14093 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14094 (vec_stack_free): Declare.
14095 (VEC_stack_alloc): Define.
14096 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14097 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14098 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14099 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14101 (stack_vecs): New static variable.
14102 (vec_stack_p_reserve_exact_1): New function.
14103 (vec_stack_o_reserve_1): New static function.
14104 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14105 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14106 (vec_stack_free): New function.
14107 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14108 (VEC_df_ref_stack_alloc): Define.
14109 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14110 DEF_VEC_ALLOC_P_STACK.
14111 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14112 (struct df_collection_rec): Change _vec fields to VEC. Remove
14114 (df_free_collection_rec): Adjust for new fields.
14115 (df_insn_rescan): Use new df_collection_rec fields.
14116 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14117 (df_ref_create_structure, df_ref_record): Likewise.
14118 (df_get_conditional_uses, df_get_call_refs): Likewise.
14119 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14120 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14121 (df_record_exit_block_uses, df_bb_verify): Likewise.
14122 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14123 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14124 Remove count parameter. Change return type to void. Change all
14126 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14127 Remove count parameter. Change return type to void. Change all
14129 (df_install_refs): Change old_vec parameter to VEC. Remove count
14130 parameter. Change all callers.
14131 (df_install_mws): Change old_vec parameter to VEC. Remove count
14132 parameter. Change all callers.
14133 (df_refs_verify): Change new_rec parameter to VEC. Change call
14135 (df_mws_verify): Likewise.
14137 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14139 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14141 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14143 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14145 2009-06-10 Anthony Green <green@moxielogic.com>
14147 * config/moxie/crti.asm: New file.
14148 * config/moxie/crtn.asm: New file.
14149 * config/moxie/moxie.c: New file.
14150 * config/moxie/moxie.h: New file.
14151 * config/moxie/sfp-machine.h: New file.
14152 * config/moxie/moxie-protos.h: New file.
14153 * config/moxie/t-moxie: Created.
14154 * config/moxie/t-moxie-softfp: Created.
14155 * config/moxie/moxie.md: Created.
14156 * config/moxie/constraints.md: Created.
14157 * config.gcc: Add moxie support.
14158 * doc/md.texi (Machine Constraints): Add moxie constraints.
14159 * doc/contrib.texi (Contributors): Mention moxie port.
14160 * doc/install.texi (Specific): Mention the moxie port.
14162 2009-06-09 Ian Lance Taylor <iant@google.com>
14164 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14165 compiling with C++.
14166 * optabs.c (optab_table): Only use designated initializers if
14167 HAVE_DESIGNATED_INITIALIZERS is defined.
14168 (convert_optab_table): Likewise.
14169 (init_optabs): Always call init_insn_codes if
14170 HAVE_DESIGNATED_INITIALIZERS is not defined.
14172 2009-06-09 Ian Lance Taylor <iant@google.com>
14174 * targhooks.c (default_builtin_vectorized_function): Change fn
14175 parameter to unsigned int.
14176 (default_builtin_vectorized_conversion): Change code parameter to
14178 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14179 * targhooks.h: Update declarations.
14180 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14181 parameter to unsigned int.
14183 * c-typeck.c (comptypes_check_enum_int): New static function.
14184 (comptypes_internal): Add enum_and_int_p parameter. Change all
14186 (comp_target_types): Add location parameter. Change all callers.
14187 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14188 Change all callers.
14189 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14190 (build_conditional_expr): Add colon_loc parameter. Change all
14192 (convert_for_assignment): Add location parameter. Change all callers.
14193 * c-parser.c (c_parser_conditional_expression): Pass location of
14194 colon to build_conditional_expr.
14195 * c-tree.h (build_conditional_expr): Update declaration.
14197 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14199 * graphite.c: Revert previous patch.
14201 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14204 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14206 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14208 * tree-ssa-loop-prefetch.c
14209 (loop_prefetch_arrays): Fixed a portability problem in printf format
14212 2009-06-09 Martin Jambor <mjambor@suse.cz>
14214 PR tree-optimization/40351
14215 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14216 refrence to a potential artifical subaccess can be constructed.
14218 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14220 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14221 (sh_override_options): Likewise.
14222 * config/sh/sh.c: Include params.h.
14223 (sh_optimization_options): New.
14224 (sh_override_options): Likewise.
14225 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14226 (OVERRIDE_OPTIONS): Use sh_override_options.
14228 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14230 * dwarf2out.c (emit_cfa_remember): New variable.
14231 (add_fde_cfi): If emit_cfa_remember, recurse to add
14232 DW_CFA_remember_state first.
14233 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14234 instead just set emit_cfa_remember.
14236 2009-06-08 Jan Hubicka <jh@suse.cz>
14239 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14241 2009-06-08 Jan Hubicka <jh@suse.cz>
14243 PR middle-end/39834
14244 * cgraphunit.c (save_inline_function_body): Do not copy transform
14245 hooks for saved inline bodies.
14246 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14247 for given function.
14249 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14251 * jump.c (returnjump_p): Handle delayed branches. Add missing
14254 2009-06-08 Jan Hubicka <jh@suse.cz>
14256 PR middle-end/40102
14257 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14258 original node might've been modified.
14259 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14261 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14263 * tree-object-size.c (addr_object_size): Add OSI argument.
14264 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14265 (compute_builtin_object_size, expr_object_size): Adjust callers.
14266 (plus_stmt_object_size): Call addr_object_size instead of
14267 compute_builtin_object_size.
14269 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14270 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14272 * tree-ssa-loop-prefetch.c
14273 (gather_memory_references): Introduced a counter for the number of
14275 (anything_to_prefetch_p): Introduced a counter for the number of
14277 (is_loop_prefetching_profitable): New function with a cost model
14279 (loop_prefetch_arrays): Use the new cost model to determine if
14280 prefetching is profitable.
14281 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14282 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14283 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14284 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14285 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14286 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14288 2009-06-08 Michael Matz <matz@suse.de>
14291 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14292 partitions use the same.
14293 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14294 for basevars of SSA_NAMEs.
14295 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14296 to not expand them twice.
14297 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14300 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14302 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14303 (fdump-final-insns=, gtoggle): New.
14304 * doc/invoke.texi: Document them.
14305 * final.c (rest_of_clean_state): Dump final insn stream.
14306 * gcc.c (invoke_as): Hook in -fcompare-debug.
14307 (static_spec_functions): Add compare-debug-dump-opt,
14308 compare-debug-self-opt and compare-debug-auxbase-opt.
14309 (compare_debug, compare_debug_second, compare_debug_opt): New.
14310 (switches_debug_check, n_switches_debug_check): New.
14311 (debug_auxbase_opt, debug_check_temp_file): New.
14312 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14314 (do_self_spec): Handle arguments after switches.
14315 (do_spec_1): Add .gk extension to temp file basenames for compare.
14316 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14317 (cc1_options): Use it instead of normal auxbase computation for
14318 the second compare-debug compilation.
14319 (compare_files): New.
14320 (main): Set up and implement compare debug mode.
14321 (compare_debug_dump_opt_spec_function): New.
14322 (compare_debug_self_opt_spec_function): New.
14323 (compare_debug_auxbase_opt_spec_function): New.
14324 * toplev.c (process_options): Handle flag_gtoggle,
14325 flag_dump_final_insns.
14326 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14327 during -fcompare-debug-second compilation.
14329 2009-06-07 Ian Lance Taylor <iant@google.com>
14331 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14332 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14334 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14335 with no default node. Change warning with %H to warning_at.
14336 Don't clear warn_switch around case checking.
14337 * doc/invoke.texi (Warning Options): Clarify distinction between
14338 -Wswitch and -Wswitch-enum.
14340 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14342 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14344 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14346 * gbl-ctors.h: Add header guard.
14348 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14350 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14351 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14352 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14353 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14354 prototypes for removed functions.
14355 (expressions_equal_p): Move to ...
14356 * tree-ssa-sccvn.h: ... here and ...
14357 * matrix-reorg.c: ... adjust includes.
14359 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14361 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14363 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14365 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14366 (finish_function): Remove erroneous whitespace.
14368 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14370 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14371 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14373 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14375 * errors.c (internal_error): Commentary typo fix.
14376 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14377 * tree-ssa-pre.c: Ditto.
14379 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14381 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14382 them is supposed to hold actual statements.
14384 2009-06-06 Ian Lance Taylor <iant@google.com>
14386 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14387 empty statements can now have attributes.
14389 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14391 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14392 * config/mips/mips.md: Ditto.
14394 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14396 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14398 (__eabi_uconvert): Likewise.
14400 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14402 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14403 CFI_* definitions with IN_GCC.
14405 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14407 * xcoffout.h (xcoffout_source_line): Update prototype.
14409 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14411 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14412 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14414 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14416 PR middle-end/40340
14417 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14418 inlined_function_outer_scope_p blocks for artificial inlines
14420 * tree.c (tree_nonartificial_location): Rewrite using
14421 block_nonartificial_location.
14423 2009-06-05 Revital Eres <eres@il.ibm.com>
14424 Leehod Baruch <leehod@il.ibm.com>
14426 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14427 (expand_expr_real_1): Remove comment.
14428 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14429 Vectorize misaligned access when the target supports it.
14430 (vect_supportable_dr_alignment): Check for unaligned access support.
14431 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14434 2009-06-05 Julian Brown <julian@codesourcery.com>
14436 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14437 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14439 2009-06-05 Richard Guenther <rguenther@suse.de>
14442 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14443 as possibly unused.
14445 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14447 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14448 (save_gprs): Don't tell unwinder when a global register is saved.
14449 (s390_emit_epilogue): Emit needed epilogue unwind info.
14451 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14453 * dwarf2out.c (deferred_asm_name): New.
14454 (add_name_and_src_coords_attributes): Defer creation of
14455 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14457 (move_linkage_attr): New.
14458 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14461 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14463 * tree-nested.c (finalize_nesting_tree_1): Declare the
14464 frame_decl in the binding tree.
14466 2009-06-04 Cary Coutant <ccoutant@google.com>
14468 * basic-block.h (struct basic_block_def): Add discriminator field.
14469 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14471 * debug.c (do_nothing_debug_hooks): Add additional entry.
14472 (debug_nothing_int_charstar_int): New function.
14473 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14474 (debug_nothing_int_charstar_int): New declaration.
14475 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14476 discriminator value in .loc directive.
14477 * final.c (last_discriminator): New variable.
14478 (discriminator): New variable.
14479 (final_start_function): Initialize above variables, pass current
14480 discriminator to debug hook.
14481 (notice_source_line): Check for discriminator change.
14482 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14483 * sdbout.c (sdbout_source_line): New parameter.
14484 * tree-cfg.c (struct locus_discrim_map): New structure type.
14485 (discriminator_per_locus): New hash table.
14486 (build_gimple_cfg): Allocate and free discriminator hash table.
14487 (make_edges): Call assign_discriminator.
14488 (locus_map_hash): New function.
14489 (locus_map_eq): New function.
14490 (next_discriminator_for_locus): New function.
14491 (same_line_p): New function.
14492 (assign_discriminator): New function.
14493 (make_cond_expr_edges): Call assign_discriminator.
14494 (make_gimple_switch_edges): Likewise.
14495 (first_non_label_stmt): New function.
14496 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14498 * xcoffout.c (xcoffout_source_line): Add new parameter.
14500 * configure.ac (gcc_cv_as_discriminator): New configury check for
14501 gas support for discriminator.
14502 * configure: Regenerate.
14503 * config.in: Regenerate.
14505 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14507 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14508 val after checking for integers.
14510 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14512 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14514 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14515 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14516 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14517 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14518 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14519 X64_SSE_REGPARM_MAX.
14520 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14521 X64_SSE_REGPARM_MAX.
14523 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14525 * gcc.c (report_times_to_file): New.
14526 (execute): Implement it.
14527 (process_command): Support -time=.
14528 * doc/invoke.texi: Document it.
14530 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14532 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14533 that have value exprs.
14535 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14537 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14538 declarations for constants until...
14539 (dw2_output_indirect_constant_1): ... this point.
14541 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14544 * arm.md (arm_addsi3): Don't try to split an add with an
14545 eliminable register until after reload has completed.
14547 2009-06-03 Ian Lance Taylor <iant@google.com>
14549 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14550 * genattrtab.c (write_length_unit_log): Likewise.
14551 * genchecksum.c (dosum): Likewise.
14552 * gengtype.c (write_rtx_next): Likewise.
14553 (finish_root_table, write_roots): Likewise.
14554 * gimple.c (gimple_ops_offset_): Likewise.
14555 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14556 * config/arc/arc.c (arc_attribute_table): Likewise.
14557 * config/arm/arm.c (arm_attribute_table): Likewise.
14558 * config/avr/avr.c (avr_attribute_table): Likewise.
14559 * config/crx/crx.c (crx_attribute_table): Likewise.
14560 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14561 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14562 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14563 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14564 * config/sh/sh.c (sh_attribute_table): Likewise.
14565 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14566 * config/spu/spu.c (spu_attribute_table): Likewise.
14567 * config/v850/v850.c (v850_attribute_table): Likewise.
14569 * config/alpha/alpha.c (vms_attribute_table): Make static.
14570 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14571 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14572 * config/mips/mips.c (mips_attribute_table): Likewise.
14574 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14576 (cc1-checksum.o): Likewise.
14578 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14580 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14582 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14584 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14585 insn if it is changing sp. Use gen_add3_insn instead of
14586 conditionally gen_addsi3 and gen_adddi3.
14587 (offset_below_red_zone_p): New static inline function.
14588 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14589 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14590 * config/rs6000/ppc-asm.h: Include auto-host.h.
14591 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14592 CFI_RESTORE): Define.
14593 * config/rs6000/crtresxgpr.asm: Add unwind info.
14594 * config/rs6000/crtresxfpr.asm: Likewise.
14595 * config/rs6000/crtresgpr.asm: Likewise.
14596 * config/rs6000/crtresfpr.asm: Likewise.
14597 * config/rs6000/crtsavgpr.asm: Likewise.
14598 * config/rs6000/crtsavfpr.asm: Likewise.
14600 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14601 argument of DWARF2_FRAME_REG_OUT macros.
14603 2009-06-03 Julian Brown <julian@codesourcery.com>
14605 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14606 words or less (including TImode) in core registers.
14608 2009-06-03 Richard Guenther <rguenther@suse.de>
14610 PR middle-end/40328
14611 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14613 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14615 * statistics.c (statistics_counter_event): Do not record event
14616 in pass dump if its number == -1.
14617 (curr_statistics_hash): Add assert that we never get passes
14618 with static number == -1.
14620 2009-06-03 Richard Guenther <rguenther@suse.de>
14621 Andrey Belevantsev <abel@ispras.ru>
14623 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14624 non-BLKmode arrays addressable.
14626 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14628 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14629 * config/m68k/m68k.h: ... here.
14631 2009-06-03 Martin Jambor <mjambor@suse.cz>
14633 PR tree-optimization/40323
14634 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14637 2009-06-03 Richard Guenther <rguenther@suse.de>
14639 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14642 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14644 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14645 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14646 JUMP_TABLE_DATA_P where applicable.
14647 * config/sh/sh.c: Ditto.
14648 * config/sh/sh.h: Ditto.
14649 * config/sh/sh.md: Ditto.
14650 * config/sh/symbian.c: Ditto.
14652 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14654 * config/i386/driver-i386.c (describe_cache): Optimize
14655 concatenation of strings. Use snprintf instead of sprintf.
14656 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14657 target when not compiling with GCC.
14659 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14661 * config/sh/sh.c: Revert last change.
14662 (sh_expand_epilogue): Emit a blockage insn before the frame
14663 pointer adjustment unconditionally.
14665 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14667 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14668 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14669 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14670 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14671 to COLLECT_GCC_OPTIONS.
14673 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14675 * collect2.c (target_system_root): New variable.
14676 (main): Handle --sysroot=.
14677 (ignore_library): Strip the sysroot from the library path.
14679 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14681 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14682 (collect2.o): Depend on collect2-aix.h.
14683 (collect2-aix.o): New rule.
14684 * collect2-aix.h: New file.
14685 * collect2-aix.c: Likewise.
14686 * collect2.c: Include collect2-aix.h. Don't undefine
14687 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14688 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14689 Use TARGET_AIX_VERSION instead of _AIX51.
14690 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14691 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14692 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14693 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14694 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14696 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14698 * collect2.c (ignore_library): Avoid premature post-increment
14699 and null deference.
14701 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14703 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14704 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14705 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14706 CROSS_DIRECTORY_STRUCTURE too.
14707 (LINK_LIBG_SPEC): Likewise.
14708 (LIB_SPEC): Add %R to sysroot paths.
14709 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14710 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14711 * config/rs6000/aix51.h: As for aix43.h.
14712 * config/rs6000/aix52.h: Likewise.
14713 * config/rs6000/aix53.h: Likewise.
14714 * config/rs6000/aix61.h: Likewise.
14715 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14716 to the beginning of sysroot paths.
14718 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14720 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14721 INSN_LISTs that are out of the REG_NOTE range.
14723 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14725 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14726 (struct var_to_expand): Likewise.
14727 (struct opt_info): Add head and tail for linked lists of the above.
14728 (analyze_insn_to_expand_var): Initialize next.
14729 (analyze_iv_to_split_insn): Likewise.
14730 (analyze_insns_in_loop): Create linked lists.
14731 (allocate_basic_variable): Simplify for use without hash table.
14732 (insert_var_expansion_initialization): Likewise, make it type-safer.
14733 (combine_var_copies_in_loop_exit): Likewise.
14734 (apply_opt_in_copies): Walk lists rather than hash tables.
14735 (release_var_copies): Simplified and inlined by hand into...
14736 (free_opt_info): ... this function.
14738 2009-06-02 Richard Guenther <rguenther@suse.de>
14740 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14743 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14745 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14746 only for builtins that are not overridden.
14748 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14750 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14753 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14755 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14757 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14759 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14761 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14763 * common.opt (fdump-unnumbered-links): New.
14764 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14765 * print-rtl.c (flag_dump_unnumbered_links): New.
14766 (print_rtx): Test it.
14768 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14770 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14771 push/pop multiple to 8-byte alignment.
14773 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14775 * config/i386/i386.c (queued_cfa_restores): New static variable.
14776 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14778 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14779 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14780 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14781 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14782 note unconditionally.
14783 (ix86_emit_restore_regs_using_mov): Likewise.
14784 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14785 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14786 it through to ix86_emit_restore_reg_using_pop.
14787 (ix86_emit_leave): Add RED_OFFSET argument. Call
14788 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14789 instead of adding REG_CFA_OFFSET note unconditionally.
14790 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14791 the above functions. Call ix86_add_queued_cfa_restore_notes when
14794 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14795 force output of the label even for dwarf2out_do_cfi_asm.
14796 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14797 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14798 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14800 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14801 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14802 dwarf2out_cfi_label callers.
14803 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14804 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14805 Adjust dwarf2out_cfi_label callers.
14806 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14808 * config/i386/i386.h (struct machine_cfa_state,
14809 struct machine_function): Guard with ifndef USED_FOR_TARGET
14810 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14813 * emutls.c (__emutls_get_address): Change arr->size to mean number
14814 of allocated arr->data entries instead of # of slots + 1.
14816 PR middle-end/40316
14817 * recog.c (peep2_reinit_state): New function.
14818 (peephole2_init_state): Use it at the end of a basic block and also
14819 when seeing a RTX_FRAME_RELATED_P insn.
14821 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14823 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14824 fixuns_truncrfdi2): New.
14825 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14826 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14827 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14828 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14829 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14830 *recip_approx): Remove.
14831 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14832 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14833 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14835 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14838 2009-06-01 Ian Lance Taylor <iant@google.com>
14840 * attribs.c (register_attribute): Use CONST_CAST.
14841 * collect2.c (main): Use CONST_CAST2.
14842 (scan_prog_file): Likewise.
14843 * gcc.c (process_command, main): Likewise.
14844 * toplev.c (toplev_main): Likewise.
14846 * c-typeck.c (handle_warn_cast_qual): New static function,
14847 partially broken out of build_c_cast.
14848 (build_c_cast): Call handle_warn_cast_qual.
14849 * doc/invoke.texi (Warning Options): Document new effect of
14852 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14854 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14855 (diagnostic_report_current_module): Print columns.
14856 * common.opt (flag_show_column): Enable by default.
14858 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14860 * alias.c (find_base_term): Check for NULL term before returning.
14862 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14864 Revert due to PR40320:
14865 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14866 * calls.c (emit_library_call_value_1): Don't force_operand for move
14869 2009-06-01 Olivier Hainque <hainque@adacore.com>
14870 Eric Botcazou <ebotcazou@adacore.com>
14872 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14873 to be processed as a bitfield for constructor output purposes.
14874 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14876 * varasm.c (oc_local_state): New type, output_constructor
14877 local state to support communication with helpers.
14878 (oc_outer_state): New type, output_constructor outer state of
14879 relevance in recursive calls.
14880 (output_constructor_array_range): New output_constructor helper,
14881 extracted code for an array range element.
14882 (output_constructor_regular_field): New output_constructor helper,
14883 extracted code for an element that is not a bitfield.
14884 (output_constructor_bitfield): New output_constructor helper,
14885 extracted code for a bitfield element. Accept an OUTER state
14886 argument for recursive processing. Recurse on record or array
14887 CONSTRUCTOR values, possibly past noop conversions.
14888 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14889 VALUE is a valid constant-valued expression for use in a static
14890 bit-field initializer.
14891 (output_constructor): Rework to use helpers. Accept and honor an
14892 OUTER state argument for recursive calls. Return total size. Be
14893 prepared for nested constructors initializing bitfields.
14894 (output_constant): Feed OUTER in calls to output_constructor.
14896 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14898 * calls.c (emit_library_call_value_1): Don't force_operand for move
14901 2009-06-01 Nick Clifton <nickc@redhat.com>
14903 * doc/invoke.texi (IA-64 Options): Fix typo.
14905 2009-06-01 Ira Rosen <irar@il.ibm.com>
14907 PR tree-optimization/39129
14908 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14910 (vect_do_peeling_for_loop_bound): Use
14911 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14912 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14913 (vect_loop_versioning): Likewise.
14914 (vect_create_cond_for_alias_checks): Fix indentation.
14915 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14917 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14918 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14919 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14920 "control flow in loop".
14921 (vect_estimate_min_profitable_iters): Use
14922 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14923 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14924 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14925 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14926 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14927 statement belongs to a group of strided accesses with the exact code
14929 (vectorizable_load): Likewise.
14930 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14931 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14933 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14935 * config/freebsd-stdint.h: New file.
14936 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14937 Add freebsd-stdint.h to tm_file.
14939 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14941 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14942 (thumb2_extendhidi2): Likewise.
14944 2009-05-31 Ian Lance Taylor <iant@google.com>
14946 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14948 2009-05-31 Ian Lance Taylor <iant@google.com>
14950 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14951 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14952 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14954 2009-05-31 Jason Merrill <jason@redhat.com>
14956 * tree-pretty-print.c (print_call_name): Take the callee, not the
14957 call itself. Make non-static. Use dump_function_name for functions.
14958 (dump_generic_node): Adjust.
14959 * diagnostic.h: Declare print_call_name.
14960 * gimple-pretty-print.c (dump_gimple_call): Use it.
14962 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14964 * config/sh/sh.md (ashldi3_std): New define_expand.
14967 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14970 * config/sh/sh.c: Include debug.h.
14971 (sh_expand_epilogue): Emit a blockage insn before the frame
14972 pointer adjustment also when dwarf2out_do_frame returns true.
14974 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14976 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14977 (thumb2_extendqidi2): New pattern.
14979 2009-05-31 Ira Rosen <irar@il.ibm.com>
14981 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14982 mark phis for renaming.
14983 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14984 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14985 Call mark_sym_for_renaming.
14986 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14987 * tree-vect-loop.c (vect_transform_loop): Remove
14988 vect_memsyms_to_rename initialization and a call to
14989 mark_set_for_renaming.
14991 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14993 PR middle-end/40304
14994 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14995 frame related even if !set_cfa && style < 0.
14997 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14999 * config/i386/mingw-tls.c: New file.
15000 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15001 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15002 defining _WIN32 but not __CYGWIN__.
15004 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15006 * configure.ac: Add MPC support.
15008 * config.in, configure: Regenerate.
15010 2009-05-29 Richard Henderson <rth@redhat.com>
15012 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15013 NOTE_INSN_BASIC_BLOCK.
15014 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15015 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15016 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15018 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15020 (add_cfi): Disable check redefining cfa away from drap.
15021 (lookup_cfa_1): Add remember argument; handle remember/restore.
15022 (lookup_cfa): Pass remember argument.
15023 (cfa_remember): New.
15024 (compute_barrier_args_size_1): Remove sibcall check.
15025 (dwarf2out_frame_debug_def_cfa): New.
15026 (dwarf2out_frame_debug_adjust_cfa): New.
15027 (dwarf2out_frame_debug_cfa_offset): New.
15028 (dwarf2out_frame_debug_cfa_register): New.
15029 (dwarf2out_frame_debug_cfa_restore): New.
15030 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15031 (dwarf2out_begin_epilogue): New.
15032 (dwarf2out_frame_debug_restore_state): New.
15033 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15034 DW_CFA_restore_state.
15035 (output_cfi_directive): Likewise.
15036 (convert_cfa_to_fb_loc_list): Likewise.
15037 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15038 * dwarf2out.h: Update.
15039 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15040 (copy_insn_1): Early out for null.
15041 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15042 and dwarf2out_frame_debug_restore_state.
15043 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15044 (prologue_insn_hash, epilogue_insn_hash): New.
15045 (free_after_compilation): Adjust freeing accordingly.
15046 (record_insns): Create hash table if needed; push insns into
15047 hash instead of array.
15048 (maybe_copy_epilogue_insn): New.
15049 (contains): Search hash table instead of array.
15050 (sibcall_epilogue_contains): Remove.
15051 (thread_prologue_and_epilogue_insns): Split eh_return insns
15052 and mark them as epilogues.
15053 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15054 scanning in terms of basic blocks.
15055 * insn-notes.def (CFA_RESTORE_STATE): New.
15056 * jump.c (returnjump_p_1): Accept EH_RETURN.
15057 (eh_returnjump_p_1, eh_returnjump_p): New.
15058 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15059 CFA_REGISTER, CFA_RESTORE): New.
15060 * rtl.def (EH_RETURN): New.
15061 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15063 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15064 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15066 * config/i386/i386.c (gen_push): Update cfa state.
15067 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15068 add a CFA_ADJUST_CFA note.
15069 (ix86_dwarf_handle_frame_unspec): Remove.
15070 (ix86_expand_prologue): Update cfa state.
15071 (ix86_emit_restore_reg_using_pop): New.
15072 (ix86_emit_restore_regs_using_pop): New.
15073 (ix86_emit_leave): New.
15074 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15075 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15076 * config/i386/i386.h (struct machine_cfa_state): New.
15077 (ix86_cfa_state): New.
15078 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15079 (eh_return_internal): Merge from eh_return_<mode>,
15080 use eh_return rtx, split w/ epilogue.
15082 2009-05-29 Ian Lance Taylor <iant@google.com>
15084 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15086 * calls.c (emit_library_call_value_1): Likewise.
15088 * c-typeck.c (c_build_va_arg): New function.
15089 * c-tree.h (c_build_va_arg): Declare.
15090 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15091 instead of build_va_arg.
15093 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15095 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15096 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15097 (ptr_difference_cost): Use affine combinations to compute it.
15098 (difference_cost): Likewise.
15099 (get_computation_cost_at): Compute more accurate cost for addresses
15100 if the ratio is a multiplier allowed in addresses.
15101 For non-addresses, consider that an additional offset or symbol is
15104 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15106 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15107 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15109 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15110 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15111 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15113 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15114 to 1 for TYPE_SSE{IADD1,CVT1}.
15115 (prefix_vex_imm8): Removed.
15116 (length_vex): Only pass 1 as second argument to
15117 ix86_attr_length_vex_default if prefix_extra is 0.
15118 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15119 (length): For prefix vex computation use length_immediate
15120 attribute instead of prefix_vex_imm8.
15121 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15122 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15123 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15124 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15125 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15126 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15127 a space in between the operands.
15128 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15129 if one operand is 0xff and the other one si, di, bp or sp.
15130 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15131 other one si, di, bp or sp.
15132 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15133 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15134 type and mode attributes.
15135 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15136 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15137 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15138 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15139 prefix_data16 attribute iff MODE_DF.
15140 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15141 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15142 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15143 constm128_operand in length_immediate computation.
15144 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15145 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15146 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15147 length_immediate attribute to 1.
15148 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15149 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15150 for certain alternatives.
15151 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15152 prefix_data16 attribute if MODE_V1DF.
15153 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15154 length_immediate to 1.
15155 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15156 length_address to 4, set mode attribute to MODE_DI.
15157 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15158 (fxam<mode>2_i387): Set length attribute to 4.
15159 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15160 *prefetch_3dnow_rex): Override length_address attribute.
15161 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15163 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15164 (constm128_operand): Removed.
15165 * config/i386/i386.c (memory_address_length): For
15166 disp && !index && !base in 64-bit mode account for SIB byte if
15167 print_operand_address can't optimize disp32 into disp32(%rip)
15168 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15169 for fs: or gs: segment.
15170 (ix86_attr_length_immediate_default): When checking if shortform
15171 is possible, truncate immediate to the length of the non-shortened
15173 (ix86_attr_length_address_default): Ignore MEM_P operands
15175 (ix86_attr_length_vex_default): Only check for DImode on
15176 GENERAL_REG_P operands.
15177 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15178 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15179 (sse_cvttps2pi): Clear prefix_rep attribute.
15180 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15182 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15183 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15184 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15185 iff operand 2 is const_int_operand.
15186 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15187 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15188 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15190 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15192 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15193 prefix_data16 attribute for movlpd and movhpd instructions.
15194 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15195 length_immediate for shufpd instruction.
15196 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15197 (avx_cmpp<avxmodesuffixf2c><mode>3,
15198 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15199 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15200 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15201 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15202 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15203 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15204 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15205 prefix_data16 attribute for the first alternative to 1.
15206 (*avx_loadlps): Override length_immediate for the first alternative.
15207 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15208 attributes for second alternative.
15209 (*vec_concatv2sf_sse4_1): Override length_immediate and
15210 prefix_data16 attributes for second alternative.
15211 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15212 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15213 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15214 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15215 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15216 prefix_data16 and length_immediate to 1.
15217 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15219 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15220 prefix_extra attribute for variants that don't have 0f prefix alone.
15221 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15222 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15223 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15224 *sse4_1_pextrd): Set length_immediate to 1.
15225 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15226 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15228 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15229 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15230 length_immediate to 1 for second alternative.
15231 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15232 prefix_extra and length_immediate attributes for the first
15234 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15236 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15237 to 1 for the first and third alternative.
15238 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15240 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15242 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15244 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15245 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15246 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15247 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15248 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15249 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15250 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15251 ssse3_psign<mode>3): Override prefix_rex attribute.
15252 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15253 (ssse3_palignrti): Override length_immediate to 1.
15254 (ssse3_palignrdi): Override length_immediate to 1, override
15255 prefix_rex attribute.
15256 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15257 (sse4a_extrqi): Override length_immediate to 2.
15258 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15259 (sse4a_insertq): Override prefix_data16 to 0.
15260 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15261 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15262 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15263 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15264 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15265 and length_immediate to 1.
15266 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15267 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15268 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15269 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15270 and length_immediate to 1.
15271 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15272 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15273 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15274 avx_ptest256): Override prefix_extra to 1.
15275 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15276 Override prefix_data16 and length_immediate to 1.
15277 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15278 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15279 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15280 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15281 prefix_data16 to 0 and prefix_extra to 2.
15282 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15283 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15285 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15286 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15287 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15288 and prefix_extra to 2.
15289 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15290 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15291 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15292 avx_vpermilvar<mode>3,
15293 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15294 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15295 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15296 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15297 Override prefix_extra to 1.
15298 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15299 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15300 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15301 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15302 prefix_extra and length_immediate to 1.
15303 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15305 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15306 to 1 for the first alternative.
15307 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15308 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15310 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15311 *movv2sf_internal_avx, *movv2sf_internal): Override
15312 prefix_rep attribute for certain alternatives.
15313 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15314 attributes for certain alternatives.
15315 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15316 attributes for certain alternatives.
15317 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15318 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15319 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15320 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15321 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15322 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15323 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15324 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15325 length_immediate to 1 if operand 2 is const_int_operand.
15326 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15327 *vec_extractv2si_1): Set length_immediate attribute to 1.
15328 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15329 using old 3DNOW insn rather than SSE/3DNOW_A.
15330 (mmx_emms, mmx_femms): Clear modrm attribute.
15332 2009-05-29 Martin Jambor <mjambor@suse.cz>
15334 * tree-sra.c: New implementation of SRA.
15336 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15337 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15338 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15339 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15340 (SRA_MAX_STRUCTURE_COUNT): Removed.
15341 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15342 * doc/invoke.texi (sra-max-structure-size): Removed.
15343 (sra-field-structure-ratio): Removed.
15345 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15347 PR middle-end/40291
15348 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15351 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15353 PR rtl-optimization/40101
15354 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15355 seqno. Adjust comment.
15356 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15357 inserting bookkeeping before a jump, the jump is not scheduled.
15358 When no positive seqno found, provide a value. Add comment.
15360 2009-05-29 Richard Guenther <rguenther@suse.de>
15362 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15363 short-cutting on the first component.
15365 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15367 PR middle-end/39958
15368 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15369 for trees other than decls/types.
15371 2009-05-29 Richard Guenther <rguenther@suse.de>
15373 * tree-ssa-operands.c (get_expr_operands): Do not handle
15374 INDIRECT_REFs in the handled-component case. Remove
15375 unused get_ref_base_and_extent case.
15376 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15377 tree_low_cst and host_integerp where possible.
15378 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15379 codes for equivalence.
15380 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15382 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15384 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15385 to tmake_file for i[34567]86-*-cygwin*.
15387 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15390 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15391 (altivec_categorize_keyword, init_vector_keywords,
15392 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15395 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15397 * tree.c (handle_dll_attribute): Check if node is
15398 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15400 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15402 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15404 (thumb2_zero_extendqidi2): Likewise.
15406 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15408 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15409 instead of gen_movrt.
15410 * config/sh/sh.md (movrt): Remove.
15412 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15414 * doc/invoke.texi (IA-64 Options):
15415 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15416 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15417 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15418 -msched-prefer-non-control-spec-insns,
15419 -msched-stop-bits-after-every-cycle,
15420 -msched-count-spec-in-critical-path,
15421 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15422 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15423 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15424 and -msched-spec-verbose.
15426 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15428 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15429 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15431 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15433 2009-05-28 Richard Guenther <rguenther@suse.de>
15435 * tree-ssa-alias.c (ao_ref_init): New function.
15436 (ao_ref_base): Likewise.
15437 (ao_ref_base_alias_set): Likewise.
15438 (ao_ref_alias_set): Likewise.
15439 (refs_may_alias_p_1): Change signature.
15440 (refs_may_alias_p): Adjust.
15441 (refs_anti_dependent_p): Likewise.
15442 (refs_output_dependent_p): Likewise.
15443 (call_may_clobber_ref_p_1): Change signature.
15444 (call_may_clobber_ref_p): Adjust.
15445 (stmt_may_clobber_ref_p_1): New function split out from ...
15446 (stmt_may_clobber_ref_p): ... here.
15447 (maybe_skip_until): Adjust signature.
15448 (get_continuation_for_phi): Likewise.
15449 (walk_non_aliased_vuses): Likewise.
15450 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15451 (ao_ref_init): Declare.
15452 (ao_ref_base): Likewise.
15453 (ao_ref_alias_set): Likewise.
15454 (stmt_may_clobber_ref_p_1): Likewise.
15455 (walk_non_aliased_vuses): Adjust.
15456 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15457 (get_ref_from_reference_ops): remove.
15458 (vn_reference_lookup_2): Adjust signature.
15459 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15460 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15461 (vn_reference_lookup): Adjust.
15462 (vn_reference_insert): Likewise.
15463 (vn_reference_insert_pieces): Adjust signature.
15464 (visit_reference_op_call): Adjust.
15465 * tree-ssa-pre.c (get_expr_type): Simplify.
15466 (phi_translate_1): Adjust.
15467 (compute_avail): Likewise.
15468 (translate_vuse_through_block): Do not re-build trees.
15469 (value_dies_in_block_x): Likewise.
15470 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15472 (vn_reference_lookup_pieces): Adjust declaration.
15473 (vn_reference_insert_pieces): Likewise.
15475 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15477 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15478 with checking disabled.
15480 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15484 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15485 macro definition for support of three-operand format aligned
15486 .comm directive in assembler on cygwin/pe/mingw target OS.
15487 * configure: Regenerate.
15488 * config.h: Regenerate.
15490 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15491 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15492 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15494 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15495 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15497 2009-05-28 Ira Rosen <irar@il.ibm.com>
15499 PR tree-optimization/40254
15500 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15501 in analysis of basic blocks.
15503 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15505 PR middle-end/33699
15506 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15507 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15508 (TARGET_INITIALIZER): Use it.
15509 * cse.c (CHEAPER): Move it up to the other macros.
15510 (insert): Rename this ...
15511 (insert_with_costs): ... to this. Add cost parameters. Update
15513 (insert): New function. Call insert_with_costs.
15514 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15515 find_reg_offset_for_const, try_const_anchors): New functions.
15516 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15517 when using a const-anchor. Call insert_const_anchors.
15518 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15519 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15521 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15523 * tree-inline.c (remap_decls): Enable nonlocalized variables
15524 when not optimizing.
15526 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15528 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15529 Simplify other tests involving optimize.
15531 2009-05-27 Tom Tromey <tromey@redhat.com>
15533 * unwind-dw2.c (_Unwind_DebugHook): New function.
15534 (uw_install_context): Call _Unwind_DebugHook.
15536 2009-05-27 Tom Tromey <tromey@redhat.com>
15538 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15540 2009-05-27 Ian Lance Taylor <iant@google.com>
15542 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15543 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15544 (ALL_LINKERFLAGS): Define.
15545 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15546 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15547 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15548 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15549 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15550 $(LINKER_FOR_BUILD).
15551 (build/gcov-iov$(build_exeext)): Likewise.
15553 2009-05-27 Julian Brown <julian@codesourcery.com>
15555 * gcse.c (target.h): Include.
15556 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15557 copy of argument to a pseudo register.
15559 2009-05-27 Diego Novillo <dnovillo@google.com>
15561 * tree-ssa-live.c (dump_scope_block): Document arguments.
15562 (dump_scope_blocks): Document.
15563 (debug_scope_blocks): New.
15564 * tree-flow.h (debug_scope_blocks): Declare.
15566 2009-05-21 Denis Chertykov <denisc@overta.ru>
15568 * doc/contrib.texi (Contributors): Add myself to the list.
15570 2009-05-27 Olivier Hainque <hainque@adacore.com>
15572 * expr.c (target_align): New function. Alignment the TARGET of an
15573 assignment may be assume to have.
15574 (highest_pow2_factor_for_target): Use it instead of relying on
15575 immediate tree attributes of TARGET, not necessarily honored when
15576 intermediate bitfields are involved.
15578 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15581 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15582 AVX, SSE4, AES, PCLMUL and POPCNT.
15584 2009-05-27 Diego Novillo <dnovillo@google.com>
15586 * tree-pretty-print.c (dump_location): New.
15587 (dump_generic_node): Call it.
15588 Factor code to handle BLOCK nodes ...
15589 (dump_block_node): ... here.
15591 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15593 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15595 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15597 * gcc-plugin.h: Include config.h and system.h.
15598 (IN_GCC): Define if not defined.
15600 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15602 PR middle-end/40249
15603 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15606 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15608 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15610 * config/m32r/m32r.h: Ditto.
15611 * config/m32r/m32r.md: Ditto.
15612 * config/m32r/predicates.md: Ditto.
15614 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15616 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15618 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15621 (Loading plugins): typo.
15622 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15623 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15624 (Interacting with the GCC Garbage Collector): Added new section.
15625 (Giving information about a plugin): Added new section for
15627 * ggc.h (ggc_register_root_tab): Added declaration.
15628 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15629 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15630 (register_callback): Improved comment in declaration.
15631 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15632 (extra_root_vec) Added static variable for dynamic roots registration.
15633 (ggc_register_root_tab) Added new routine.
15634 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15635 PLUGIN_GGC_MARKING event.
15636 * ggc-zone.c: Include plugin.h.
15637 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15638 * ggc-page.c: Include plugin.h.
15639 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15640 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15641 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15642 (register_callback): check lack of callbacks for
15643 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15644 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15645 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15646 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15647 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15648 dependency on plugin.h.
15649 (plugin.o): Added dependency on ggc.h...
15651 2009-05-26 Richard Guenther <rguenther@suse.de>
15653 PR middle-end/40248
15655 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15656 with mismatched comparison modes.
15658 * expr.c (expand_expr_real_1): Expand the operand of a
15659 VIEW_CONVERT_EXPR in its natural mode.
15661 2009-05-26 Ian Lance Taylor <iant@google.com>
15663 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15664 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15665 (ALL_COMPILERFLAGS): Define.
15666 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15667 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15668 (collect2$(exeext), collect2.o): Likewise.
15669 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15670 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15671 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15672 (libbackend.o, intl.o, cppdefault.o): Likewise.
15673 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15674 (build/%.o): Use $(COMPILER_FOR_BUILD).
15675 (build/gen%$(build_exeext)): Likewise.
15676 (build/gcov-iov$(build_exeext)): LIkewise.
15677 * config/t-darwin (darwin.o): Use $(COMPILER).
15678 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15679 * config/t-sol2 (sol2-c.o): Likewise.
15680 (sol2.o): Likewise.
15681 * config/t-vxworks (vxworks.o): Likewise.
15682 * config/x-darwin (host-darwin.o): Likewise.
15683 * config/x-hpux (host-hpux.o): Likewise.
15684 * config/x-linux (host-linux.o): Likewise.
15685 * config/x-solaris (host-solaris.o): Likewise.
15686 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15687 * config/arm/t-arm (arm-c.o): Likewise.
15688 * config/arm/t-pe (pe.o): Likewise.
15689 * config/arm/t-wince-pe (pe.o): Likewise.
15690 * config/i386/t-cygming (winnt.o): Likewise.
15691 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15692 * config/i386/t-cygwin (cygwin1.o): Likewise.
15693 (cygwin2.o): Likewise.
15694 * config/i386/t-i386 (i386-c.o): Likewise.
15695 * config/i386/t-interix (winnt.o): Likewise.
15696 * config/i386/t-netware (netware.o): Likewise.
15697 * config/i386/t-nwld (nwld.o): Likewise.
15698 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15699 * config/i386/x-i386 (driver-i386.o): Likewise.
15700 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15701 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15702 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15703 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15704 * config/mips/x-native (driver-native.o): Likewise.
15705 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15706 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15707 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15708 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15709 * config/score/t-score-elf (score7.o): Likewise.
15710 (score3.o): Likewise.
15711 * config/sh/t-sh (sh-c.o): Likewise.
15712 * config/sh/t-symbian (sh-c.o): Likewise.
15713 (symbian.o): Likewise.
15714 * config/spu/t-spu-elf (spu-c.o): Likewise.
15715 * config/v850/t-v850 (v850-c.o): Likewise.
15716 * config/v850/t-v850e (v850-c.o): Likewise.
15718 2009-05-26 Richard Guenther <rguenther@suse.de>
15720 PR tree-optimization/40122
15721 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15722 VECTOR_CSTs if possible.
15723 (fold_gimple_assign): Likewise.
15725 2009-05-26 Richard Guenther <rguenther@suse.de>
15727 PR middle-end/40252
15728 * fold-const.c (fold_binary): Use the correct types for building
15731 2009-05-26 Richard Guenther <rguenther@suse.de>
15733 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15734 redundant calls to merge_alias_info.
15735 (bump_vector_ptr): Likewise.
15736 * tree-ssa-copy.c (merge_alias_info): Remove.
15737 (replace_exp_1): Remove call to merge_alias_info.
15738 (propagate_tree_value): Likewise.
15739 (fini_copy_prop): Propagate points-to info.
15740 * tree-flow.h (merge_alias_info): Remove.
15742 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15744 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15746 2009-05-25 Jan Hubicka <jh@suse.cz>
15748 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15749 * cgraph.h (struct inline_summary): New filed self_wize,
15750 size_inlining_benefit, self_time and time_inlining_benefit.
15751 (struct cgraph_global_info): Replace insns by time ans size fields.
15752 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15753 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15754 (ipcp_update_callgraph): Do not touch function bodies.
15755 * ipa-inline.c: Include except.h
15756 (MAX_TIME): New constant.
15757 (overall_insns): Remove.
15758 (leaf_node_p): New.
15759 (overall_size, max_benefit): New static variables.
15760 (cgraph_estimate_time_after_inlining): New function.
15761 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15762 (cgraph_clone_inlined_nodes): Update size.
15763 (cgraph_mark_inline_edge): Update size.
15764 (cgraph_estimate_growth): Use size info.
15765 (cgraph_check_inline_limits): Check size.
15766 (cgraph_default_inline_p): Likewise.
15767 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15768 (cgraph_decide_recursive_inlining): Check size.
15769 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15771 (cgraph_decide_inlining): Likewise.
15772 (cgraph_decide_inlining_incrementally): Likewise; honor
15773 PARAM_EARLY_INLINING_INSNS.
15774 (likely_eliminated_by_inlining_p): New predicate.
15775 (estimate_function_body_sizes): New function.
15776 (compute_inline_parameters): Use it.
15777 * except.c (must_not_throw_labels): New function.
15778 * except.h (must_not_throw_labels): Declare.
15779 * tree-inline.c (init_inline_once): Kill inlining_weigths
15780 * tree-ssa-structalias.c: Avoid uninitialized warning.
15781 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15782 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15783 (PARAM_INLINE_CALL_COST): Remove.
15784 (PARAM_EARLY_INLINING_INSNS): New.
15786 2009-05-25 Richard Guenther <rguenther@suse.de>
15788 PR tree-optimization/36327
15789 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15790 callback for reference translation or lookup at the point of may-defs.
15791 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15792 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15793 for union COMPONENT_REFs.
15794 (vn_reference_lookup_3): New callback. Lookup from memset
15795 and CONSTRUCTOR assignment, translate through struct copies.
15796 (vn_reference_lookup_pieces): Make sure to not free the
15797 passed operands array. Adjust walk_non_aliased_vuses call.
15798 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15799 make sure we do not leak memory.
15801 2009-05-25 Richard Guenther <rguenther@suse.de>
15803 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15804 * tree-inline.c (expand_call_inline): Reset the escaped and
15805 callused solutions.
15806 * tree-ssa-structalias.c (pass_build_ealias): New.
15807 * tree-pass.h (pass_build_ealias): Declare.
15808 * passes.c (init_optimization_passes): Add PTA during
15809 early optimizations.
15810 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15811 and CALLUSED solutions.
15812 (dump_points_to_solution): New function, split out from ...
15813 (dump_points_to_info_for): ... here.
15814 * tree-parloops.c (parallelize_loops): Reset the escaped and
15815 callused solutions.
15817 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15820 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15821 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15823 2009-05-25 Ira Rosen <irar@il.ibm.com>
15825 PR tree-optimization/40238
15826 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15827 statements after basic block's labels.
15828 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15829 to free the allocated memory.
15831 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15833 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15834 return address with a USE.
15836 2009-05-24 Richard Guenther <rguenther@suse.de>
15838 PR middle-end/40233
15839 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15840 array type from the main variant of the inner type.
15842 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15844 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15845 definition to bool (from int) to un-break build.
15846 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15848 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15850 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15851 discard_stmt_changes): Delete.
15852 * tree-ssa-operands.c (scb_stack): Delete.
15853 (init_ssa_operands): Do not initialize it.
15854 (fini_ssa_operands): Do not free it.
15855 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15857 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15858 update_stmt, remove the others. Fix comments.
15859 * tree-dfa.c (optimize_stack_restore): Likewise.
15860 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15861 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15862 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15863 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15865 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15866 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15867 (dom_opt_finalize_block): Likewise, adjusting access to
15869 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15870 (stmts_to_rescan): Change item type to gimple.
15871 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15873 2009-05-24 Ira Rosen <irar@il.ibm.com>
15875 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15876 * tree-pass.h (pass_slp_vectorize): New pass.
15877 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15878 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15879 * tree-vectorizer.c (timevar.h): Include.
15880 (user_vect_verbosity_level): Declare.
15881 (vect_location): Fix comment.
15882 (vect_set_verbosity_level): Update user_vect_verbosity_level
15883 instead of vect_verbosity_level.
15884 (vect_set_dump_settings): Add an argument. Ignore user defined
15885 verbosity if dump flags require higher level of verbosity. Print to
15886 stderr only for loop vectorization.
15887 (vectorize_loops): Update call to vect_set_dump_settings.
15888 (execute_vect_slp): New function.
15889 (gate_vect_slp): Likewise.
15890 (struct gimple_opt_pass pass_slp_vectorize): New.
15891 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15892 access its members.
15893 (vec_info_for_bb): New function.
15894 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15895 (VECTORIZATION_ENABLED): New macro.
15896 (SLP_ENABLED, SLP_DISABLED): Likewise.
15897 (vect_is_simple_use): Add bb_vec_info argument.
15898 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15899 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15900 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15901 vect_schedule_slp, vect_analyze_slp): Likewise.
15902 (vect_analyze_stmt): Add slp_tree argument.
15903 (find_bb_location): Declare.
15904 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15905 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15906 (vect_analyze_loop_operations, vect_analyze_loop,
15907 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15908 vect_finalize_reduction, vectorizable_reduction,
15909 vectorizable_live_operation, vect_transform_loop): Likewise.
15910 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15911 skip evolution analysis if analyzing a basic block.
15912 (dr_analyze_indices): Likewise.
15913 (initialize_data_dependence_relation): Skip the test whether the
15914 object is invariant for basic blocks.
15915 (compute_all_dependences): Skip dependence analysis for data
15916 references in basic blocks.
15917 (find_data_references_in_stmt): Don't fail in case of invariant
15918 access in basic block.
15919 (find_data_references_in_bb): New function.
15920 (find_data_references_in_loop): Move code to
15921 find_data_references_in_bb and add a call to it.
15922 (compute_data_dependences_for_bb): New function.
15923 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15924 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15926 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15927 unknown dependence in basic block and fail in case of dependence in
15929 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15930 dependence instances from either loop or basic block vectorization
15932 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15933 before calling nested_in_vect_loop_p.
15934 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15935 dependence instances from either loop or basic block vectorization
15937 (vect_verify_datarefs_alignment): Likewise.
15938 (vect_enhance_data_refs_alignment): Adjust function calls.
15939 (vect_analyze_data_refs_alignment): Likewise.
15940 (vect_analyze_group_access): Fix printing. Skip different checks if
15941 DR_STEP is 0. Keep strided stores either in loop or basic block
15942 vectorization data structure. Fix indentation.
15943 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15945 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15946 dependence instances from either loop or basic block vectorization
15948 (vect_analyze_data_refs): Update comment. Call
15949 compute_data_dependences_for_bb to analyze basic blocks.
15950 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15951 case of loop vectorization. In case of basic block vectorization use
15952 data-ref itself as a base.
15953 (vect_create_data_ref_ptr): In case of basic block vectorization:
15954 don't advance the pointer, add new statements before the current
15955 statement. Adjust function calls.
15956 (vect_supportable_dr_alignment): Support only aligned accesses in
15957 basic block vectorization.
15958 * common.opt (ftree-slp-vectorize): New flag.
15959 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15960 (vect_pattern_recog_1): Likewise.
15961 * tree-vect-stmts.c (process_use): Likewise.
15962 (vect_init_vector): Add new statements in the beginning of the basic
15963 block in case of basic block SLP.
15964 (vect_get_vec_def_for_operand): Adjust function calls.
15965 (vect_finish_stmt_generation): Likewise.
15966 (vectorizable_call): Add assert that it is loop vectorization, adjust
15968 (vectorizable_conversion, vectorizable_assignment): Likewise.
15969 (vectorizable_operation): In case of basic block SLP, take
15970 vectorization factor from statement's type and skip the relevance
15971 check. Adjust function calls.
15972 (vectorizable_type_demotion): Add assert that it is loop
15973 vectorization, adjust function calls.
15974 (vectorizable_type_promotion): Likewise.
15975 (vectorizable_store): Check for outer loop only in case of loop
15976 vectorization. Adjust function calls. For basic blocks, skip the
15977 relevance check and don't advance pointers.
15978 (vectorizable_load): Likewise.
15979 (vectorizable_condition): Add assert that it is loop vectorization,
15980 adjust function calls.
15981 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15982 that it is not reduction, get vector type, call only supported
15983 functions, skip loop specific parts.
15984 (vect_transform_stmt): Check for outer loop only in case of loop
15986 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15987 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15988 for external definition.
15989 * passes.c (pass_slp_vectorize): New pass.
15990 * tree-vect-slp.c (find_bb_location): New function.
15991 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15992 check for patterns only in loops.
15993 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15994 case of multiple types in basic block SLP.
15995 (vect_mark_slp_stmts_relevant): New function.
15996 (vect_supported_load_permutation_p): Fix comment.
15997 (vect_analyze_slp_instance): Add argument. In case of basic block
15998 SLP, take vectorization factor from statement's type, check that
15999 unrolling factor is 1. Adjust function call. Save SLP instance in
16000 either loop or basic block vectorization structure. Return FALSE,
16002 (vect_analyze_slp): Add argument. Get strided stores groups from
16003 either loop or basic block vectorization structure. Return FALSE
16004 if basic block SLP failed.
16005 (new_bb_vec_info): New function.
16006 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16007 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16008 (vect_schedule_slp): Add argument. Get SLP instances from either
16009 loop or basic block vectorization structure. Set vectorization factor
16010 to be 1 for basic block SLP.
16011 (vect_slp_transform_bb): New function.
16012 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16014 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16016 * final.c (shorten_branches): Do not align labels for jump tables.
16017 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16019 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16021 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16022 Remove outdated reference to flow.c and fix nits.
16023 * doc/gccint.texi: Tweak RTL description.
16024 * doc/rtl.texi: Likewise.
16026 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16028 * config/avr/avr.c: Change my email address.
16029 * config/avr/avr.h: Likewise.
16030 * config/avr/avr.md: Likewise.
16031 * config/avr/avr-protos.h: Likewise.
16032 * config/avr/libgcc.S: Likewise.
16034 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16036 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16037 (spu_split_load, spu_split_store): Change return type to int.
16038 (spu_split_convert): Declare.
16039 * config/spu/predicates.md (spu_mem_operand): Remove.
16040 (spu_mov_operand): Update.
16041 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16042 * config/spu/spu.c (regno_aligned_for_load): Remove.
16043 (reg_aligned_for_addr, spu_expand_load): Define.
16044 (spu_expand_extv): Reimplement and handle MEM.
16045 (spu_expand_insv): Handle MEM.
16046 (spu_sched_reorder): Handle insn's with length 0.
16047 (spu_legitimate_address_p): Reimplement.
16048 (store_with_one_insn_p): Return TRUE for any mode with size
16049 larger than 16 bytes.
16050 (address_needs_split): Define.
16051 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16053 (spu_convert_move): Define.
16054 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16055 (spu_split_store): Change all MEM's to TImode.
16056 (spu_init_expanders): Preallocate registers that correspond to
16057 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16059 (spu_split_convert): Define.
16060 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16061 (_move<mode>, _movdi, _movti): Update predicate and condition.
16062 (load, store): Change to define_split.
16063 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16065 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16066 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16067 define_insn_and_split of lshr<mode>3.
16068 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16069 (<v>ashr<mode>3_imm): Define.
16070 (extv, extzv, insv): Allow MEM operands.
16071 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16072 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16073 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16074 (_spu_convert2): Change to define_insn_and_split and remove the
16075 corresponding define_peephole2.
16076 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16077 Change predicates to memory_operand.
16079 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16081 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16083 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16085 PR tree-optimization/40219
16086 * tree.c (iterative_hash_expr): Make sure the builtin function is
16087 a normal builtin function and not a front end or back end builtin
16088 before indexing into the built_in_decls array.
16090 2009-05-22 Richard Guenther <rguenther@suse.de>
16092 PR middle-end/38964
16093 * alias.c (write_dependence_p): Do not use TBAA for answering
16094 anti-dependence or output-dependence.
16095 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16096 (emit_pointer_definition): Remove.
16097 (emit_alias_warning): Likewise.
16098 (find_what_var_points_to): Remove TBAA pruning code.
16099 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16101 (compute_points_to_sets): Remove code computing the set of
16102 dereferenced pointers.
16103 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16104 oracle for querying anti and output dependencies.
16105 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16106 if TBAA may be applied.
16107 (refs_anti_dependent_p): New function.
16108 (refs_output_dependent_p): Likewise.
16109 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16110 (refs_output_dependent_p): Likewise.
16111 * doc/tree-ssa.texi (Memory model): New section.
16112 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16113 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16114 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16115 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16116 * expr.c (expand_expr_real_1): Likewise.
16117 * gimple-low.c (lower_stmt): Likewise.
16118 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16119 (dump_gimple_cdt): Remove.
16120 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16121 (gimple_size): Likewise.
16122 (walk_gimple_op): Likewise.
16123 (is_gimple_stmt): Likewise.
16124 (walk_stmt_load_store_addr_ops): Likewise.
16125 (gimple_build_cdt): Remove.
16126 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16127 * gimple.h (gimple_cdt_new_type): Remove.
16128 (gimple_cdt_new_type_ptr): Likewise.
16129 (gimple_cdt_set_new_type): Likewise.
16130 (gimple_cdt_location): Likewise.
16131 (gimple_cdt_location_ptr): Likewise.
16132 (gimple_cdt_set_location): Likewise.
16133 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16134 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16135 GIMPLE_CHANGE_DYNAMIC_TYPE.
16136 (verify_types_in_gimple_stmt): Likewise.
16137 * tree-inline.c (estimate_num_insns): Likewise.
16138 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16139 (copy_decl_to_var): Likewise.
16140 (copy_result_decl_to_var): Likewise.
16141 * tree-pretty-print.c (dump_generic_node): Do not handle
16142 CHANGE_DYNAMIC_TYPE_EXPR.
16143 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16144 * tree-ssa-operands.c (get_expr_operands): Likewise.
16145 * tree-ssa-structalias.c (struct variable_info): Remove
16146 no_tbaa_pruning member.
16147 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16148 (unify_nodes): Do not copy it.
16149 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16150 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16151 (set_uids_in_ptset): Do not check it.
16152 (find_what_var_points_to): Likewise.
16153 (compute_tbaa_pruning): Remove.
16154 (compute_points_to_sets): Do not call it.
16155 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16156 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16157 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16158 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16159 (DECL_NO_TBAA_P): Likewise.
16160 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16161 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16162 (expand_omp_atomic_pipeline): Do not set it.
16163 * print-tree.c (print_node): Do not dump it.
16164 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16167 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16170 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16173 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16175 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16178 2009-05-22 Ben Elliston <bje@au.ibm.com>
16180 * Makefile.in (bversion.h, s-bversion): New targets.
16181 (TOPLEV_H): Add bversion.h.
16182 * toplev.h: Include "bversion.h".
16183 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16184 the __format__ attribute only if compiling with the same version
16185 of GCC as the sources (the "build version").
16187 2009-05-22 Ben Elliston <bje@au.ibm.com>
16189 * c-format.c (handle_format_attribute): Fix comment typo.
16191 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16194 * config/ia64/ia64.opt (mfused-madd): New.
16195 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16196 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16197 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16198 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16199 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16200 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16201 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16202 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16203 instruction if !TARGET_FUSED_MADD.
16204 (fpma, fpms): Remove colon from name.
16206 2009-05-22 Richard Guenther <rguenther@suse.de>
16208 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16209 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16210 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16212 (create_expression_by_pieces): Only convert if necessary.
16213 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16214 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16216 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16218 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16219 regular pattern from a template and rename it ...
16220 (*extzv_truncsi_exts): ... to this.
16222 2009-05-21 Richard Guenther <rguenther@suse.de>
16224 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16225 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16226 (cgraph_default_inline_p): Likewise.
16227 (cgraph_decide_inlining_incrementally): Likewise.
16229 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16230 Uros Bizjak <ubizjak@gmail.com>
16232 * config/i386/cpuid.h (bit_MOVBE): New.
16234 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16236 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16237 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16238 (ix86_handle_option): Handle OPT_mmovbe.
16239 (ix86_target_string): Add -mmovbe.
16240 (pta_flags): Add PTA_MOVBE.
16241 (processor_alias_table): Add PTA_MOVBE to "atom".
16242 (override_options): Handle PTA_MOVBE.
16244 * config/i386/i386.h (TARGET_MOVBE): New.
16246 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16247 (*bswapsi_movbe): New.
16248 (*bswapdi_movbe): Likewise.
16249 (bswapdi2): Renamed to ...
16250 (*bswapdi_1): This.
16251 (bswapdi2): New expander.
16253 * config/i386/i386.opt (mmovbe): New.
16255 * doc/invoke.texi: Document -mmovbe.
16257 2009-05-21 Taras Glek <tglek@mozilla.com>
16259 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16260 * gcc-plugin.h (plugin_init): Updated signature.
16261 * gcc-plugin.h (plugin_name_args): Moved to this header.
16262 * doc/plugins.texi (plugin_init): Updated documention to reflect
16264 * doc/plugins.texi (plugin_name_args): Added to documention.
16266 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16268 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16269 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16271 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16273 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16274 JUMP_TABLE_DATA_P predicates where applicable.
16275 * config/i386/predicates.md: Ditto.
16276 * config/i386/sse.md: Ditto.
16278 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16280 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16281 operand2 -128 override length_immediate attribute to 1.
16282 * config/i386/predicates.md (constm128_operand): New predicate.
16284 * config/i386/i386.c (memory_address_length): Handle %r12
16285 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16287 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16288 mode look through optional ZERO_EXTEND and SUBREG.
16289 * config/i386/i386.md (R12_REG): New define_constant.
16290 (prefix_data16): For sse unit set also for MODE_TI insns.
16291 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16292 insns set if operand 1 is ext_QIreg_operand.
16293 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16294 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16296 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16297 mode from MODE_DI to MODE_SI.
16298 (movdi_1_rex64): Override modrm and length_immediate attributes
16299 only for movabs (TYPE_IMOV, alternative 2).
16300 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16301 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16302 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16303 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16304 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16305 prefix_rex attribute if DImode.
16306 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16307 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16308 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16309 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16310 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16311 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16312 Likewise. For TYPE_IMOV clear length_immediate attribute.
16313 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16314 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16315 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16316 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16317 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16318 or one operand TYPE_ISHIFT.
16319 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16320 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16321 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16322 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16323 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16324 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16325 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16326 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16327 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16328 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16329 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16330 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16331 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16332 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16333 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16334 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16335 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16336 set mode attribute, don't override length attribute.
16337 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16339 (return_internal_long): Set length attribute to 2 instead of 1.
16340 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16341 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16342 prefix_rex attribute.
16343 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16345 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16347 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16349 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16351 2009-05-20 Ian Lance Taylor <iant@google.com>
16353 * tree.c (build_tree_list_vec_stat): New function.
16354 (ctor_to_vec): New function.
16355 (build_nt_call_vec): New function.
16356 (build_call_array): Change args to be a const pointer.
16357 (build_call_vec): New function.
16358 * tree.h (build_nt_call_vec): Declare.
16359 (build_tree_list_vec_stat): Declare.
16360 (build_tree_list_vec): Define.
16361 (build_call_array): Update declaration.
16362 (build_call_vec): Declare.
16363 (ctor_to_vec): Declare.
16364 * c-common.c (tree_vector_cache): New static variable.
16365 (make_tree_vector): New function.
16366 (release_tree_vector): New function.
16367 (make_tree_vector_single): New function.
16368 (make_tree_vector_copy): New function.
16369 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16370 (make_tree_vector_single, make_tree_vector_copy): Declare.
16371 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16372 (c_parser_expr_list): Don't manage cache here, instead call
16374 (c_parser_release_expr_list): Remove static function.
16375 (c_parser_vec_to_tree_list): Remove static function.
16376 (c_parser_attributes): Call build_tree_list_vec instead of
16377 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16378 c_parser_release_expr_list.
16379 (c_parser_postfix_expression_after_primary): Likewise.
16380 (c_parser_objc_keywordexpr): Likewise.
16382 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16384 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16385 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16386 TARGET_CONVERT_TO_TYPE.
16387 * hooks.c (hook_tree_const_tree_null): Define.
16388 * hooks.h (hook_tree_const_tree_null): Declare.
16389 * target.h (struct gcc_target): Add invalid_parameter_type,
16390 invalid_return_type, promoted_type, and convert_to_type fields.
16391 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16392 (TARGET_INVALID_RETURN_TYPE): Define.
16393 (TARGET_PROMOTED_TYPE): Define.
16394 (TARGET_CONVERT_TO_TYPE): Define.
16395 (TARGET_INITIALIZER): Update for new fields.
16396 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16397 (grokparms): Check targetm.invalid_parameter_type.
16398 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16399 * c-convert.c (convert): Check targetm.convert_to_type.
16401 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16403 * config/mips/mips.md (*extenddi_truncate<mode>,
16404 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16406 (*extendhi_truncateqi): New define_insn_and_sptit.
16408 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16410 PR middle-end/40204
16411 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16412 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16414 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16416 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16417 the operand of VIEW_CONVERT_EXPR.
16419 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16421 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16422 extended family and model for Intel processors. Support Intel Atom.
16424 2009-05-20 Olivier Hainque <hainque@adacore.com>
16426 * gstab.h (stab_code_type): Define, to be used instead of the
16427 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16429 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16430 occurrences by stab_code_type.
16431 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16433 2009-05-20 Martin Jambor <mjambor@suse.cz>
16435 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16436 (sra_insert_before): Likewise.
16437 (sra_insert_after): Likewise.
16438 (sra_init_cache): Likewise.
16439 (sra_type_can_be_decomposed_p): Likewise.
16440 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16441 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16442 (sra_insert_before): Likewise.
16443 (sra_insert_after): Likewise.
16444 (sra_init_cache): Likewise.
16445 (insert_edge_copies_seq): Made static and moved upwards.
16447 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16450 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16452 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16453 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16456 2009-05-20 Richard Guenther <rguenther@suse.de>
16458 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16459 with mismatched comparison modes.
16461 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16463 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16464 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16465 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16466 with shifts for Thumb2.
16467 (orsi_notsi): New for orn.
16468 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16469 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16470 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16471 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16472 Don't invert remainder for IOR.
16474 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16476 PR tree-optimization/40087
16477 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16478 number_of_iterations_ne): Rename never_infinite argument.
16479 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16480 number_of_iterations_le): Handle pointer-type ivs when
16481 exit_must_be_taken is false.
16482 (number_of_iterations_cond): Do not always assume that
16483 exit_must_be_taken if the control variable is a pointer.
16485 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16487 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16488 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16490 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16492 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16493 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16495 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16498 * c.opt (Wlogical-op): Disabled by default.
16499 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16501 * doc/invoke.texi (Wlogical-op): Likewise.
16503 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16505 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16507 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16508 Propagate the type of the first operand.
16509 <ASSERT_EXPR>: Simplify.
16510 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16511 Rewrite using the RHS code as discriminant.
16512 <NOP_EXPR>: Turn into CASE_CONVERT.
16513 <PLUS_EXPR>: Propagate the type of the first operand.
16515 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16517 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16518 (ia64_dconst_0_375): New.
16519 * config/ia64/ia64.c (ia64_override_options): Remove
16520 -minline-sqrt-min-latency warning.
16521 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16522 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16523 * config/ia64/ia64.md (*sqrt_approx): Remove.
16524 (sqrtsf2): Remove #if 0.
16525 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16526 (sqrtdf): Remove assert.
16527 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16528 (sqrtxf2): Remove #if 0.
16529 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16530 * div.md (sqrt_approx_rf): New.
16531 (sqrtsf2_internal_thr): New implementation.
16532 (sqrtsf2_internal_lat): New.
16533 (sqrtdf2_internal_thr: New implementation.
16534 (sqrtxf2_internal): New implementation.
16536 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16537 Hans-Peter Nilsson <hp@axis.com>
16539 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16540 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16541 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16542 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16543 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16544 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16545 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16546 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16547 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16548 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16549 * c-common.c: ...from here.
16551 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16553 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16555 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16557 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16559 2009-05-19 Ben Elliston <bje@au.ibm.com>
16561 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16562 assignments with memcpy calls.
16563 (add_fdes): Likewise.
16564 (binary_search_unencoded_fdes): Likewise.
16565 (linear_search_fdes): Eliminate type puns.
16567 2009-05-19 Richard Guenther <rguenther@suse.de>
16569 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16570 not falsely claim to have propagated into all uses.
16572 2009-05-19 Ben Elliston <bje@au.ibm.com>
16574 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16577 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16579 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16580 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16581 (TARGET_LEGITIMATE_ADDRESS_P): New.
16582 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16583 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16585 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16588 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16589 child of the containing namespace's DIE.
16591 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16593 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16594 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16595 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16598 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16601 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16602 gen_align with gen_pad.
16603 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16604 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16606 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16607 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16609 * config/i386/i386.md (align): Renamed to ...
16610 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16611 ASM_OUTPUT_MAX_SKIP_PAD.
16613 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16615 * config.gcc: Fix variable syntax.
16618 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16619 before calling exact_log2.
16620 (output_iorsi3): Likewise.
16621 (output_xorsi3): Likewise.
16623 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16625 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16626 for the none zero constant operand except for EQ and NE
16627 comprisons even when the first operand is R0.
16629 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16631 * config/s390/2064.md: Remove trailing whitespaces.
16632 * config/s390/2084.md: Likewise.
16633 * config/s390/constraints.md: Likewise.
16634 * config/s390/fixdfdi.h: Likewise.
16635 * config/s390/libgcc-glibc.ver: Likewise.
16636 * config/s390/s390-modes.def: Likewise.
16637 * config/s390/s390-protos.h: Likewise.
16638 * config/s390/s390.c: Likewise.
16639 * config/s390/s390.h: Likewise.
16640 * config/s390/s390.md: Likewise.
16641 * config/s390/tpf-unwind.h: Likewise.
16643 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16645 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16647 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16650 * configure.ac (m68k-*-*): Check if binutils support TLS.
16651 * configure: Regenerate.
16652 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16653 * config/m68k/constraints.md (Cu): New constraint.
16654 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16655 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16656 (movsi): Handle TLS symbols.
16657 (addsi3_5200): Handle XTLS symbols, indent.
16658 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16659 (m68k_tls_reference_p): Declare.
16660 (m68k_legitimize_address): Declare.
16661 (m68k_unwrap_symbol): Declare.
16662 * config/m68k/m68k.opt (mxtls): New option.
16663 * config/m68k/m68k.c (ggc.h): Include.
16664 (m68k_output_dwarf_dtprel): Implement hook.
16665 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16666 (m68k_expand_prologue): Load GOT pointer when function needs it.
16667 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16668 (m68k_legitimate_constant_address_p): Same.
16669 (m68k_decompose_address): Handle TLS references.
16670 (m68k_get_gp): New static function.
16671 (enum m68k_reloc): New contants.
16672 (TLS_RELOC_P): New macro.
16673 (m68k_wrap_symbol): New static function.
16674 (m68k_unwrap_symbol): New function.
16675 (m68k_final_prescan_insn_1): New static function.
16676 (m68k_final_prescan_insn): New function.
16677 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16679 (legitimize_pic_address): Handle TLS references..
16680 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16681 (m68k_libcall_value_in_a0_p)
16682 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16683 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16684 (m68k_legitimize_tls_address): Handle TLS references.
16685 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16687 (m68k_legitimize_address): Handle TLS symbols.
16688 (m68k_get_reloc_decoration): New static function.
16689 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16691 (m68k_output_dwarf_dtprel): Implement hook.
16692 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16693 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16694 m68k_call_* routines.
16695 (sched_attr_op_type): Handle TLS symbols.
16696 (gt-m68k.h): Include.
16697 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16698 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16700 2009-05-18 Martin Jambor <mjambor@suse.cz>
16702 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16703 (visit_store_addr_for_mod_analysis): New function.
16704 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16705 (determine_cst_member_ptr): Use gimple_assign_single_p.
16706 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16707 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16708 operands. Don't check number of operands of a NOP_EXPR.
16710 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16712 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16714 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16717 * c-common.c (warn_logical_operator): Don't warn if one of
16718 expression isn't always true or false.
16720 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16722 * config/i386/biarch32.h: New file.
16723 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16725 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16727 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16728 *zero_extend<mode>_truncqi): Merge these into ...
16729 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16730 Name the pattern following this as *zero_extendhi_truncqi.
16732 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16734 PR middle-end/39301
16735 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16736 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16737 (output_info): Make field HOST_WIDEST_INT.
16738 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16739 (dump_bitmat_statistics): Same.
16741 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16743 * config.gcc (use_gcc_stdint): Set to wrap.
16744 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16745 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16746 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16747 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16748 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16749 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16750 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16751 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16753 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16755 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16757 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16758 Move definitions earlier.
16759 (OPT_ARCH64, OPT_ARCH32): Define.
16760 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16763 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16766 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16769 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16771 * arm.md (movdi2): Copy non-reg values to DImode registers.
16773 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16776 * final.c (label_to_max_skip): New function.
16777 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16778 CODE_LABEL_NUMBER <= max_labelno.
16779 * output.h (label_to_max_skip): New prototype.
16780 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16781 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16782 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16783 Handle CODE_LABELs with >= 16 byte alignment or with
16784 max_skip == (1 << align) - 1.
16785 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16786 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16789 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16790 .p2align 3 if MAX_SKIP is smaller than 7.
16791 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16793 2009-05-15 Ian Lance Taylor <iant@google.com>
16795 * alias.c (struct alias_set_entry_d): Rename from struct
16796 alias_set_entry. Change all uses.
16797 * except.c (struct call_site_record_d): Rename from struct
16798 call_site_record. Change all uses.
16799 * except.h (struct eh_region_d): Rename from struct eh_region.
16801 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16803 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16804 ivtype_map_elt. Change all uses.
16805 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16807 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16808 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16810 (struct sese_d): Rename from struct sese. Change all uses.
16811 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16812 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16813 * optabs.h (struct optab_d): Rename from struct optab. Change all
16815 (struct convert_optab_d): Rename from struct convert_optab.
16817 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16818 ipa_opt_pass. Change all uses.
16819 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16822 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16823 defined as a typedef.
16824 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16827 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16830 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16832 (merge_ranges): Returns bool.
16833 * tree.h (make_range): .. to here.
16834 (build_range_check): Likewise.
16835 (merge_ranges): Likewise. Renamed from merge_ranges.
16836 * c-typeck.c (parser_build_binary_op): Update calls to
16837 warn_logical_operator.
16838 * c-common.c (warn_logical_operator): Add new warning.
16839 * c-common.h (warn_logical_operator): Update declaration.
16841 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16843 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16845 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16847 * doc/install.texi: Document MPC requirements, flags etc.
16849 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16850 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16851 Evaluate constant arguments.
16852 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16853 (fold_builtin_1): Likewise, also evaluate constant arguments.
16854 Remove superfluous break.
16855 (do_mpc_ckconv): New.
16856 * real.h: Include mpc.h.
16857 * toplev.c (print_version): Output MPC version info if available.
16859 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16861 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16863 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16865 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16868 2009-05-15 Jan Hubicka <jh@suse.cz>
16870 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16871 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16872 (try_inline): Fix return value.
16873 (cgraph_decide_inlining_incrementally): Honor new value.
16874 (cgraph_early_inlining): Handle indirect inlining.
16875 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16877 2009-05-15 Jan Hubicka <jh@suse.cz>
16879 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16880 * cgraphunit.c (cgraph_finalize_function): Set it.
16881 (cgraph_expand_function): Use it.
16883 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16885 * real.c (encode_ieee_half): Define.
16886 (decode_ieee_half): Define.
16887 (ieee_half_format): Define.
16888 (arm_half_format): Define.
16889 * real.h (ieee_half_format): Declare.
16890 (arm_half_format): Declare.
16892 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16894 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16895 swapped, and reversed optabs exist before trying to use them.
16897 2009-05-15 Paul Brook <paul@codesourcery.com>
16898 Sandra Loosemore <sandra@codesourcery.com>
16900 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16901 loads. Allow PRE_DEC.
16902 (output_move_neon): Handle PRE_DEC.
16903 (arm_print_operand): Add 'A' for neon structure loads.
16904 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16905 * config/arm/neon.md (neon_mov): Update comment.
16906 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16908 (Um): New constraint.
16910 2009-05-15 Jan Hubicka <jh@suse.cz>
16912 Revert the following patch until testsuite fallout is fixed:
16913 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16914 * cgraph.h (struct inline_summary): New filed self_wize,
16915 size_inlining_benefit, self_time and time_inlining_benefit.
16916 (struct cgraph_global_info): Replace insns by time ans size fields.
16917 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16918 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16919 (ipcp_update_callgraph): Do not touch function bodies.
16920 * ipa-inline.c: Include except.h
16921 (MAX_TIME): New constant.
16922 (overall_insns): Remove
16923 (overall_size, max_benefit): New static variables.
16924 (cgraph_estimate_time_after_inlining): New function.
16925 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16926 (cgraph_clone_inlined_nodes): Update size.
16927 (cgraph_mark_inline_edge): Update size.
16928 (cgraph_estimate_growth): Use size info.
16929 (cgraph_check_inline_limits): Check size.
16930 (cgraph_default_inline_p): Likewise.
16931 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16932 (cgraph_decide_recursive_inlining): Check size.
16933 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16935 (cgraph_decide_inlining): Likewise.
16936 (cgraph_decide_inlining_incrementally): Likewise; honor
16937 PARAM_EARLY_INLINING_INSNS.
16938 (likely_eliminated_by_inlining_p): New predicate.
16939 (estimate_function_body_sizes): New function.
16940 (compute_inline_parameters): Use it.
16941 * except.c (must_not_throw_labels): New function.
16942 * except.h (must_not_throw_labels): Declare.
16943 * tree-inline.c (init_inline_once): Kill inlining_weigths
16944 * tree-ssa-structalias.c: Avoid uninitialized warning.
16945 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16946 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16947 (PARAM_INLINE_CALL_COST): Remove.
16948 (PARAM_EARLY_INLINING_INSNS): New.
16950 2009-05-15 Richard Guenther <rguenther@suse.de>
16952 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16953 not TODO_update_ssa.
16955 2009-05-15 Richard Guenther <rguenther@suse.de>
16957 PR tree-optimization/39999
16958 * gimple.h (gimple_expr_type): Use the expression type looking
16959 through useless conversions.
16960 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16961 (vn_nary_op_insert_stmt): Likewise.
16962 (simplify_binary_expression): Likewise.
16964 2009-05-15 Richard Guenther <rguenther@suse.de>
16966 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16967 New options, enabled by default.
16968 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16970 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16971 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16972 * tree-ssa-structalias.c (gate_tree_pta): New function.
16973 (pass_build_alias): Use it.
16975 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16977 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16978 recurse on an invariant address if a conversion from a pointer
16979 type to a wider integer type is involved.
16981 2009-05-15 Jan Hubicka <jh@suse.cz>
16983 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16984 * cgraph.h (struct inline_summary): New filed self_wize,
16985 size_inlining_benefit, self_time and time_inlining_benefit.
16986 (struct cgraph_global_info): Replace insns by time ans size fields.
16987 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16988 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16989 (ipcp_update_callgraph): Do not touch function bodies.
16990 * ipa-inline.c: Include except.h
16991 (MAX_TIME): New constant.
16992 (overall_insns): Remove
16993 (overall_size, max_benefit): New static variables.
16994 (cgraph_estimate_time_after_inlining): New function.
16995 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16996 (cgraph_clone_inlined_nodes): Update size.
16997 (cgraph_mark_inline_edge): Update size.
16998 (cgraph_estimate_growth): Use size info.
16999 (cgraph_check_inline_limits): Check size.
17000 (cgraph_default_inline_p): Likewise.
17001 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17002 (cgraph_decide_recursive_inlining): Check size.
17003 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17005 (cgraph_decide_inlining): Likewise.
17006 (cgraph_decide_inlining_incrementally): Likewise; honor
17007 PARAM_EARLY_INLINING_INSNS.
17008 (likely_eliminated_by_inlining_p): New predicate.
17009 (estimate_function_body_sizes): New function.
17010 (compute_inline_parameters): Use it.
17011 * except.c (must_not_throw_labels): New function.
17012 * except.h (must_not_throw_labels): Declare.
17013 * tree-inline.c (init_inline_once): Kill inlining_weigths
17014 * tree-ssa-structalias.c: Avoid uninitialized warning.
17015 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17016 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17017 (PARAM_INLINE_CALL_COST): Remove.
17018 (PARAM_EARLY_INLINING_INSNS): New.
17019 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17020 (inline-call-cost): Remove.
17021 (early-inlining-insns): New.
17023 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17025 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17027 (print_int_cst_bounds_in_octal_p): Likewise.
17028 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17030 * dwarf2out.c (base_type_die): Likewise.
17031 (is_subrange_type): Delete.
17032 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17033 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17034 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17035 if the destination type is boolean.
17036 (build_range_check): Do not special-case subtypes.
17037 (fold_sign_changed_comparison): Likewise.
17038 (fold_unary): Likewise.
17039 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17040 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17041 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17042 * tree.c (subrange_type_for_debug_p): New predicate based on the
17043 former is_subrange_type.
17044 * tree.h (subrange_type_for_debug_p): Declare.
17045 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17046 (convert_affine_scev): Remove call to above function.
17047 (chrec_convert_aggressive): Likewise.
17048 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17049 false for conversions involving subtypes.
17050 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17051 (vrp_val_min): Likewise.
17052 (needs_overflow_infinity): Likewise.
17053 (extract_range_from_unary_expr): Likewise.
17055 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17057 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17058 * config/frv/frv.c: Likewise.
17059 * config/s390/s390.c: Likewise.
17060 * config/sparc/sparc.h: Likewise.
17061 * config/i386/i386.h: Likewise.
17062 * config/i386/i386.c: Likewise.
17063 * config/crx/crx.c: Likewise.
17064 * config/m68hc11/m68hc11.h: Likewise.
17065 * config/iq2000/iq2000.c: Likewise.
17066 * config/mn10300/mn10300.h: Likewise.
17067 * config/mn10300/mn10300.c: Likewise.
17068 * config/m68k/m68k.c: Likewise.
17069 * config/rs6000/rs6000.c: Likewise.
17070 * config/rs6000/xcoff.h: Likewise.
17071 * config/rs6000/linux64.h: Likewise.
17072 * config/rs6000/sysv4.h: Likewise.
17073 * config/score/score3.c: Likewise.
17074 * config/score/score7.c: Likewise.
17075 * config/score/score.c: Likewise.
17076 * config/arm/arm.md: Likewise.
17077 * config/mips/mips.c: Likewise.
17078 * config/mips/mips.md: Likewise.
17079 * config/bfin/bfin.h: Likewise.
17080 * config/pa/pa.c: Likewise.
17081 * config/pa/constraints.md: Likewise.
17083 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17084 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17085 * config/pdp11/pdp11.h: Use memory_address_p instead.
17087 2009-05-14 Ian Lance Taylor <iant@google.com>
17089 * passes.c (finish_optimization_passes): Change i to int.
17090 * plugin.c (plugins_active_p): Change event to int.
17091 (dump_active_plugins): Likewise.
17092 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17094 * tree.c (tree_range_check_failed): Change c to unsigned int.
17095 (omp_clause_range_check_failed): Likewise.
17096 (build_common_builtin_nodes): Change mode to int. Add cast.
17097 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17098 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17100 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17101 ++ or -- with a variable of enum type.
17103 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17106 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17108 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17110 * store-motion.c: Do not include params.h
17111 * Makefile.in: Fix dependencies for various files.
17113 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17115 * auto-inc-dec.c: Fix pass description, remove apparent
17116 accidental duplication.
17118 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17120 PR middle-end/40147
17121 * ipa-utils.h (memory_identifier_string): Moved to ...
17122 * tree.h (memory_identifier_string): Here. Add GTY(()).
17124 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17126 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17127 in the former documentation of...
17128 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17129 * ira-conflicts.c (get_dup_num): Use address_operand.
17130 * targhooks.c (default_legitimate_address_p): New.
17131 * targhooks.h (default_legitimate_address_p): New.
17132 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17134 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17135 * target.h (struct target): Add legitimate_address_p.
17136 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17137 (TARGET_INITIALIZER): Include it.
17139 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17140 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17141 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17142 (TARGET_LEGITIMATE_ADDRESS_P): New.
17144 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17145 (REG_OK_STRICT_P): Delete.
17146 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17147 (frv_legitimate_address_p_1): ... this.
17148 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17149 (frv_legitimate_address_p_1): ... the renamed old
17150 frv_legitimate_address_p.
17151 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17152 (TARGET_LEGITIMATE_ADDRESS_P): New.
17154 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17155 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17156 * config/s390/s390.c (legitimate_address_p): Rename to...
17157 (s390_legitimate_address_p): ... this, make static.
17158 (legitimize_address): Adjust call.
17159 (TARGET_LEGITIMATE_ADDRESS_P): New.
17160 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17162 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17163 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17164 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17165 (TARGET_LEGITIMATE_ADDRESS_P): New.
17167 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17168 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17169 * config/spu/spu.c (spu_legitimate_address): Rename to...
17170 (spu_legitimate_address_p): ... this, make static.
17171 (TARGET_LEGITIMATE_ADDRESS_P): New.
17173 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17174 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17175 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17176 (sparc_legitimate_address_p): ... this, make static and return bool.
17177 (legitimize_address): Adjust call.
17178 (TARGET_LEGITIMATE_ADDRESS_P): New.
17180 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17181 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17182 * config/i386/i386.c (legitimate_address_p): Rename to...
17183 (ix86_legitimate_address_p): ... this, make static.
17184 (constant_address_p): Move after it, adjust call.
17185 (TARGET_LEGITIMATE_ADDRESS_P): New.
17187 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17188 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17189 * config/avr/avr.c (legitimate_address_p): Rename to...
17190 (avr_legitimate_address_p): ... this, make static.
17191 (legitimize_address): Adjust call.
17192 (TARGET_LEGITIMATE_ADDRESS_P): New.
17194 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17195 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17196 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17197 (TARGET_LEGITIMATE_ADDRESS_P): New.
17199 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17200 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17201 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17202 (TARGET_LEGITIMATE_ADDRESS_P): New.
17204 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17205 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17207 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17209 (TARGET_LEGITIMATE_ADDRESS_P): New.
17211 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17212 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17214 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17216 (m68hc11_legitimate_address_p): ... this, make static.
17217 (go_if_legitimate_address_internal): Rename to...
17218 (m68hc11_legitimate_address_p_1): ... this.
17219 (legitimize_address): Adjust call.
17220 (TARGET_LEGITIMATE_ADDRESS_P): New.
17222 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17223 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17224 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17225 (TARGET_LEGITIMATE_ADDRESS_P): New.
17227 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17228 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17229 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17230 (mn10300_legitimate_address_p): ... this, make static.
17231 (TARGET_LEGITIMATE_ADDRESS_P): New.
17233 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17234 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17235 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17236 (TARGET_LEGITIMATE_ADDRESS_P): New.
17238 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17239 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17240 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17241 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17242 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17243 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17244 (rs6000_legitimate_address_p): ... this, make static.
17245 (TARGET_LEGITIMATE_ADDRESS_P): New.
17246 (REG_MODE_OK_FOR_BASE_P): Delete.
17247 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17249 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17250 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17252 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17253 static, adjust types.
17254 (TARGET_LEGITIMATE_ADDRESS_P): New.
17256 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17257 * config/score/score.c (score_address_p): Rename to...
17258 (score_legitimate_address_p): ... this.
17259 (TARGET_LEGITIMATE_ADDRESS_P): New.
17260 * config/score/score3.c (score3_address_p): Rename to...
17261 (score3_legitimate_address_p): ... this.
17262 * config/score/score7.c (score7_address_p): Rename to...
17263 (score7_legitimate_address_p): ... this.
17265 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17266 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17267 GO_IF_LEGITIMATE_ADDRESS): Delete.
17268 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17269 thumb2_legitimate_address_p): Delete.
17270 (arm_legitimate_address_p): Rename to...
17271 (arm_legitimate_address_outer_p): ... this.
17272 * config/arm/constraints.md ("Uq"): Adjust call.
17273 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17274 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17276 (arm_legitimate_address_outer_p): ... this.
17277 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17279 (TARGET_LEGITIMATE_ADDRESS_P): New.
17281 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17282 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17283 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17284 (TARGET_LEGITIMATE_ADDRESS_P): New.
17286 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17287 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17288 * config/vax/vax.c (legitimate_address_p): Rename to...
17289 (vax_legitimate_address_p): ... this, make static.
17290 (TARGET_LEGITIMATE_ADDRESS_P): New.
17292 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17293 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17294 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17295 (TARGET_LEGITIMATE_ADDRESS_P): New.
17297 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17298 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17299 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17300 (mmix_legitimate_address_p): ... this, make static.
17301 (TARGET_LEGITIMATE_ADDRESS_P): New.
17303 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17304 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17305 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17306 (TARGET_LEGITIMATE_ADDRESS_P): New.
17308 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17310 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17311 of MODE_COMPLEX_INT.
17313 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17315 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17316 LCT_NORMAL in function call.
17317 * mips-tdump.c (print_file_desc): Add cast to enum type.
17318 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17319 (mark_stabs): Add casts to enum types.
17320 (parse_stabs_common): Add casts to enum types.
17322 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17324 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17325 Check for invalid values of LETTER.
17327 2009-05-13 Taras Glek <tglek@mozilla.com>
17329 * attribs.c (register_attribute): moved out attribute registration
17330 into register_attribute.
17331 * doc/plugins.texi: Documented register_attribute and
17333 * gcc-plugin.h: Added forward decl for register_attribute.
17334 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17335 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17336 PLUGIN_ATTRIBUTES boilerplate.
17338 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17340 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17341 values even in sentinel and empty entries.
17342 (ms_printf_flag_specs): Likewise.
17343 (ms_scanf_flag_specs): Likewise.
17344 (ms_strftime_flag_specs): Likewise.
17345 (ms_print_char_table): Likewise.
17346 (ms_scan_char_table): Likewise.
17347 (ms_time_char_table): Likewise.
17349 2009-05-13 Doug Kwan <dougkwan@google.com>
17351 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17353 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17355 * config/mips/mips.md (store): Add attributes for QI and HI.
17357 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17358 (truncdi<mode>2): ... this new pattern.
17360 2009-05-13 Brad Hards <bradh@kde.org>
17362 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17364 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17365 Ben Elliston <bje@au.ibm.com>
17367 PR middle-end/40035
17368 * dse.c (check_mem_read_rtx): Guard against width == -1.
17370 2009-05-13 Michael Matz <matz@suse.de>
17372 PR middle-end/39976
17373 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17374 (trivially_conflicts_p): New function.
17375 (insert_backedge_copies): Use it.
17377 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17379 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17380 (handle_stdc_pragma): Use new enum constant names.
17381 (handle_pragma_float_const_decimal64): Ditto.
17383 2009-05-13 Ian Lance Taylor <iant@google.com>
17385 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17388 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17390 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17391 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17393 * config/m68k/m68k.h (FL_UCLINUX): Define.
17395 2009-05-13 Jan Hubicka <jh@suse.cz>
17397 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17399 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17401 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17402 unless -fschedule-insns is specified.
17404 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17407 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17408 TARGET_EXPAND_CBRANCHDI4.
17409 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17410 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17411 (cmpeqdi): Fix comment.
17413 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17415 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17416 (sh_legitimate_address_p): Likewise.
17417 * config/sh/sh.c (sh_legitimate_index_p): New.
17418 (sh_legitimate_address_p): Likewise.
17419 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17420 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17421 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17422 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17423 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17424 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17425 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17426 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17427 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17429 2009-05-12 Jan Hubicka <jh@suse.cz>
17431 * tree-inline.c (estimate_operator_cost): Add operands;
17432 when division happens by constant, it is cheap.
17433 (estimate_num_insns): Loads and stores are not having cost of 0;
17434 EH magic stuff is cheap; when computing runtime cost of switch,
17435 use log2 base of amount of its cases; builtin_expect has cost of 0;
17436 compute cost for moving return value of call.
17437 (init_inline_once): Initialize time_based flags.
17438 * tree-inline.h (eni_weights_d): Add time_based flag.
17440 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17442 * df-core.c: Update head documentation.
17444 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17447 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17448 shadowing exisiting variable op1.
17450 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17453 * config/i386/driver-i386.c (processor_signatures): New enum.
17454 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17455 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17456 processor signature to detect geode processor.
17458 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17462 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17464 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17465 causes spurious differences between trunk and cond-optab branch.
17467 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17469 * dojump.c (compare_from_rtx): Delete.
17470 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17471 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17472 if the comparison does not satisfy the predicate; test predicates for
17473 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17474 further if one existing pattern fails.
17475 * expr.h (compare_from_rtx): Delete.
17476 (prepare_operand): Declare it.
17477 * optabs.c: Change "lib call" to "libcall" throughout.
17478 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17479 HAVE_conditional_trap, emit_cmp_insn): Delete.
17480 (can_compare_p): Delete cmp_optab case.
17481 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17482 Accept other parameters by value.
17483 (prepare_operand): Make non-static.
17484 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17485 other parameters by value. Try to widen operands here based on
17486 an optab_methods argument and looking at cbranch_optab.
17487 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17488 loop. Use cbranch_optab directly.
17489 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17490 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17492 (emit_conditional_move, emit_conditional_add): Inline what's needed
17493 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17494 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17495 with COMPARE. Move cmov_optab and cstore_optab above
17496 with cbranch_optab, move cmp_optab down with ucmp_optab,
17497 remove tst_otpab. Do not initialize trap_rtx.
17498 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17499 for trap code. Do not check HAVE_conditional_trap. Use
17500 prepare_cmp_insn. Accept no predicate for operand 3.
17501 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17502 (OTI_ctrap, ctrap_optab): New.
17503 (tst_optab): Delete.
17504 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17505 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17506 with lookup of ctrap_optab.
17507 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17509 (ctrap_optab): New.
17511 * combine.c (combine_simplify_rtx, simplify_set): Do not
17512 special case comparing against zero for cc0 machines.
17513 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17514 COMPARE on cc0 machines.
17515 (simplify_relational_operation): Return a new expression when
17516 a COMPARE could be removed.
17517 * final.c (final_scan_insn): Compare cc_status values
17518 against LHS of a (compare FOO (const_int 0)) cc0 source.
17519 Also check if cc_status.value is the full compare.
17521 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17522 (cstoreMM4): Document.
17523 (conditional_trap): Document ctrapMM4 instead.
17524 (sync_compare_and_swapMM): Refer to cbranchcc4.
17525 (Dependent Patterns): Eliminate obsolete information referring to
17526 the old jump optimization phase.
17527 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17528 of compares with 0 on cc0 machines.
17529 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17530 avoiding references to cc0. Remove text about storing operands
17532 * doc/tm.texi (Condition Codes): Include blurb on different
17533 condition code representations, separate into subsections for
17534 CC0, MODE_CC and conditional execution.
17536 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17537 alpha_emit_setcc): Accept operands and a machine mode.
17538 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17539 Get code/op0/op1 from operands, use machine mode argument
17540 instead of alpha_compare.fp_p. Emit the branch here.
17541 (alpha_emit_setcc): Likewise, and return boolean.
17542 (alpha_emit_conditional_move): Likewise. Assert that
17543 cmp_op_mode == cmp_mode, and simplify accordingly.
17544 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17545 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17546 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17548 (stack probe test): Use cbranchdi4.
17549 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17551 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17552 * config/arc/arc.h (movsicc, movsfcc): Use it.
17553 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17554 (cbranchsi4, cstoresi4): New.
17555 (cmpsi, bCC and sCC expanders): Remove.
17557 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17558 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17559 * config/arm/predicates.md (arm_comparison_operator): Only include
17560 floating-point operators if there is a hardware floating-point unit.
17561 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17562 deferring to cbranch_cc and cstore_cc respectively.
17563 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17564 cbranch_cc, cstore_cc): New.
17565 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17567 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17569 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17570 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17572 (adjust_insn_length): Adjust calls.
17573 (avr_reorg): Handle (compare (foo) (const_int 0)).
17574 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17575 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17576 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17577 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17579 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17580 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17582 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17583 (cbranchsi4, cstorebi4, cstoresi4): New.
17584 (movbisi): This insn is duplicate, split it to zero_extend.
17585 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17586 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17587 (bfin_optimize_loop): Use cbranch expander.
17588 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17589 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17590 (bfin_bimode_comparison_operator): ... this.
17591 (bfin_direct_comparison_operator): New.
17593 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17594 inside (compare FOO (const_int 0)).
17595 (cris_rtx_costs): Handle ZERO_EXTRACT.
17596 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17597 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17598 (*tstdi_v32): Delete.
17599 (*cmpdi_non_v32): Add M alternative for operand 1.
17600 (cmpsi, cmp<mode>): Make private.
17601 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17603 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17605 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17606 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17607 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17608 (cc_reg_operand): New.
17609 (any_cond): Delete.
17610 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17611 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17612 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17613 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17614 crx_expand_scond): Delete.
17616 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17618 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17619 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17621 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17622 cstoresi4, cstoresf4, cstoredf4): New.
17623 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17624 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17625 Receive the entire operands array.
17626 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17627 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17628 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17629 Get test/op0/op1 from the operands array.
17630 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17632 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17633 (h8300_expand_store): New.
17634 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17636 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17637 (h8300_expand_store): New.
17638 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17639 or do not try to produce (set (cc0) REG).
17640 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17641 change a compare into a move to a scratch register. Disable some
17642 peepholes when comparing with zero.
17643 (tstsi, tsthi, tstsi, cmpqi): Make private.
17645 (bCC, sCC): Delete.
17646 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17649 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17650 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17651 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17652 (ix86_emit_i387_log1p): Use cbranchxf2.
17653 (ix86_expand_setcc): Return void.
17654 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17655 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17656 cmp<MODEF>, cmpcc): Remove.
17657 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17658 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17659 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17660 (sCC and bCC expanders): Remove.
17661 (stack_protect_test): Use cbranchcc4.
17663 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17665 (ia64_expand_compare): Accept three rtx by reference and return void.
17666 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17667 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17668 from *expr. Update *expr with the BImode comparison to do.
17669 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17670 cmptf, bCC, sCC, conditional_trap): Delete.
17671 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17672 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17673 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17674 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17675 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17677 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17678 type of last argument.
17679 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17680 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17681 use machine mode argument instead of branch_type. Remove dead
17682 code for floating-point comparisons.
17683 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17684 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17686 (cbranchsi4, cstoresi4): New.
17687 * config/iq2000/predicates.md (reg_or_const_operand): New.
17689 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17690 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17691 (b<code>_op): Rewrite to...
17692 (bcc_op): ... this, using match_operator.
17693 (s<code>_op): Rewrite to...
17694 (scc_op): ... this, using match_operator.
17695 (s<code>_24_op): Rewrite to...
17696 (scc_op_24): ... this, using match_operator.
17697 (s<code>_<mode>): Rewrite to...
17698 (cstore<mode>4): ... this, using match_operator.
17699 (s<code>_<mode>_24): Rewrite to...
17700 (cstore<mode>4_24): ... this, using match_operator.
17701 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17702 m32c_unpend_compare, m32c_expand_scc): Delete.
17703 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17704 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17705 (m32c_expand_movcc): Change NE to EQ if necessary.
17706 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17708 * config/m32r/m32r-protos.h (gen_cond_store): New.
17709 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17710 (gen_cond_store): New, from sCC patterns.
17711 (m32r_expand_block_move): Use cbranchsi4.
17712 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17713 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17714 (cbranchsi4, cstoresi4): New.
17716 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17718 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17719 (m68hc11_notice_update_cc): Look into a compare with 0.
17720 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17722 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17723 cmphi, cmpqi, bCC): Delete.
17724 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17725 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17726 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17729 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17730 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17731 * config/m68k/constraints.md (H): New.
17732 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17733 the define_insn below.
17734 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17735 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17736 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17737 patterns): Wrap RHS with COMPARE.
17738 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17739 (*cmpdi_internal): Name this pattern.
17740 (cmpdi): Change to define_insn.
17741 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17742 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17743 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17745 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17746 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17747 (conditional_trap): Change to...
17748 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17749 (*conditional_trap): Use the ordered_comparison_operator and
17750 const1_operand predicates.
17751 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17752 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17753 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17754 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17756 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17757 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17758 (mcore_gen_compare): New.
17759 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17760 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17761 (mcore_gen_compare): ... this.
17762 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17763 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17764 (stack probe pattern): Use cbranchsi4.
17766 * config/mips/predicates.md (mips_cstore_operator): New.
17767 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17768 * config/mips/mips.md (any_cond): Delete.
17769 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17771 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17772 fixuns_truncsfdi2): Use cbranch patterns.
17773 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17774 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17775 Adjust call to mips_expand_conditional_branch.
17776 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17778 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17779 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17780 * config/mips/mips.c (cmp_operands): Delete.
17781 (mips_emit_compare): Get comparison operands from *op0/*op1.
17782 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17783 that it succeeds. Use op0/op1 instead of cmp_operands.
17784 (mips_expand_conditional_branch, mips_expand_conditional_move,
17785 mips_expand_conditional_trap): Likewise.
17786 (mips_block_move_loop): Use cbranch patterns.
17787 * config/mips/mips.h (cmp_operands): Delete.
17789 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17790 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17791 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17792 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17793 (*cmpcc_folded): Rename to...
17794 (*cmpdi_folded): this.
17795 (*cmpcc): Rename to...
17797 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17800 (cbranchdf4): New. Handle invalid comparisons here.
17801 * config/mmix/predicates.md (float_comparison_operator): New.
17803 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17804 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17805 * config/mn10300/mn10300.md (tst): Delete.
17806 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17807 Name these patterns and wrap RHS in a compare.
17808 (*cmpsi): Make this pattern private. Include tst.
17809 (*cmpsf): Make this pattern private.
17810 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17811 (compare with zero peepholes): Likewise.
17813 (cbranchsi4, cbranchsf4): New.
17814 (casesi): Use cbranchsi4.
17816 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17817 hppa_branch_type): Delete.
17818 (return_addr_rtx): Use cbranchsi4.
17819 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17820 Emit CCFPmode comparison here.
17821 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17822 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17823 hppa_branch_type): Delete.
17824 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17825 (movsicc, movdicc): Remove references to hppa_compare_op0,
17826 hppa_compare_op1 and compare_from_rtx.
17827 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17828 (casesi): Use cbranchsi4.
17830 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17831 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17832 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17833 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17834 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17836 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17837 (*branch, *branch_inverted): New.
17839 * config/picochip/picochip.md (cbranchhi4): Use
17840 ordered_comparison_operator.
17841 (cmphi, bCC): Remove.
17843 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17844 (trap_comparison_operator): Delete.
17845 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17846 rs6000_emit_cbranch): Accept mode and operands.
17847 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17848 rs6000_compare_fp_p): Delete.
17849 (rs6000_generate_compare): Accept mode and comparison. Extract code
17850 and op0/op1 from there. Replace references to rs6000_compare_op0
17851 and rs6000_compare_op1.
17852 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17853 extract result from passed operands.
17854 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17855 extract loc from passed operands.
17856 (rs6000_emit_cmove): Likewise.
17857 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17858 rs6000_compare_fp_p): Delete.
17859 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17860 (cbranch<GPR>4, cbranch<FP>4): New.
17861 (cstore<mode>4): New. Consolidate here all choices about when to use
17862 portable or specialized sCC sequences.
17863 (stack_protect_test): Use cbranchsi4.
17864 (conditional_trap): Replace with ctrap<GPR>4.
17865 (conditional trap insn): Replace trap_comparison_operator with
17866 ordered_comparison_operator.
17868 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17869 (s390_emit_prologue): Use ctrap.
17870 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17871 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17872 New predicates replacing...
17873 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17874 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17875 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17876 (add<mode>cc): Do not use s390_compare_op0/op1.
17877 (s<code>): Change to...
17878 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17879 (seq): Change to...
17880 (cstorecc4): ... this. Handle EQ or NE equally.
17881 (*sne): Un-privatize for use in cstorecc4.
17882 (b<code>): Change to...
17883 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17884 (conditional_trap): Replace with...
17885 (ctrap<GPR>4, ctrap<FP>4): ... these.
17886 (stack_protect): Use cbranchcc4.
17888 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17889 * config/score/score-protos.h (score_gen_cmp): Delete.
17890 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17891 (score_block_move-loop): Use cbranchsi4.
17892 * config/score/score.md (cbranchsi4): New.
17893 (cmpsi, bCC): Delete.
17894 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17895 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17896 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17897 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17898 * config/score/score3.h (score3_gen_cmp): Delete.
17899 * config/score/score7.h (score7_gen_cmp): Delete.
17901 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17902 (sh_emit_scc_to_t): ... this. Return void.
17903 (from_compare): Rename to...
17904 (sh_emit_compare_and_branch): ... this.
17905 (sh_emit_compare_and_set): New.
17906 (sh_expand_t_scc): Accept operands.
17907 * config/sh/predicates.md (sh_float_comparison_operator): New.
17908 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17909 (prepare_scc_operands): Rename to...
17910 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17912 (sh_emit_cheap_store_flag): New.
17913 (sh_emit_set_t_insn): New.
17914 (from_compare): Rename to...
17915 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17916 handling of TARGET_SH2E floating point to avoid recursive call.
17917 Generate branch here.
17918 (sh_emit_compare_and_set): New.
17919 (sh_expand_t_scc): Get op0/op1 from arguments.
17920 (sh_emit_cheap_store_flag): New.
17921 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17923 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17924 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17925 (movsicc, movdicc): Do nothing when it recreated operands from
17926 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17927 prepare_scc_operands (now sh_emit_scc_to_t).
17928 (udivdi3): Use cstoresi4.
17929 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17930 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17931 (cbranchint4_media, cbranchfp4_media): New.
17932 (casesi): Use cbranchdi4.
17933 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17935 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17936 (movnegt): Remove second operand.
17937 (cbranchsf4, cbranchdf4): New.
17938 (stack_protect): Use cbranchdi4/cbranchsi4.
17940 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17941 (gen_compare_reg): Accept comparison, extract part of it to...
17942 (gen_compare_reg_1): ... this.
17943 (gen_compare_operator): Delete.
17944 (gen_v9_scc): Accept separate destination, comparison code and arms.
17945 Do not use sparc_compare_op0/sparc_compare_op1.
17946 (emit_scc_insn, emit_conditional_branch_insn): New.
17947 (emit_v9_brxx): Make static. Remove useless assertion.
17948 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17950 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17951 * config/sparc/sparc-protos.h (gen_compare_reg,
17952 sparc_emit_float_lib_cmp): Adjust prototype.
17953 (emit_scc_insn, emit_conditional_branch_insn): New.
17954 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17955 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17956 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17957 iterators to the top.
17958 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17959 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17960 snedi_special_trunc): Delete.
17961 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17962 and snedi_special_trunc.
17963 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17964 cbranchdi4, cbranch<F:mode>4): New.
17965 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17966 here. Use gen_compare_reg instead of gen_compare_operator.
17967 (conditional_trap): Replace with...
17968 (ctrapsi4, ctrapdi4): ... this.
17969 (stack_protect_test): Use cbranchcc4.
17971 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17973 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17974 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17975 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17976 from operands[0] or operands[3] depending on is_set.
17977 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17978 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17979 cmpdf, bCC), sCC: Remove.
17980 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17981 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17983 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17984 spu_emit_branch_or_set.
17986 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17988 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17989 xstormy16_compare_op1): Delete.
17990 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17991 xstormy16_compare_op1): Delete.
17992 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17994 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17995 (cmphi, cmpsi, bCC): Remove.
17997 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17998 (*cmpsi): ... this one.
17999 (cbranchsi4, cstoresi4): New.
18000 (bCC expanders): Delete.
18001 (sCC insns): Fold into...
18002 (*setcc): ... this one.
18003 (casesi): Do not use gen_cmpsi and gen_bgtu.
18004 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18005 (movsicc): Simplify.
18006 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18008 * config/vax/vax-protos.h (cond_name): New.
18009 (vax_output_conditional_branch): Remove.
18010 * config/vax/vax.c (cond_name): New.
18011 (vax_output_conditional_branch): Remove.
18012 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18013 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18014 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18015 (bit<VAXint>): Wrap source with (compare).
18016 (b<code> and following unnamed pattern): Rename to *branch and
18017 *branch_reversed. Change macroization to match_operator.
18018 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18020 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18021 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18022 Change last argument to machine_mode.
18023 (xtensa_expand_scc): Add machine_mode argument.
18024 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18025 (gen_conditional_move, xtensa_expand_conditional_branch,
18026 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18027 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18028 Adjust operand numbers.
18029 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18031 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18032 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18033 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18035 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18037 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18038 causes spurious differences between trunk and cond-optab branch.
18040 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18043 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18045 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18047 * tree.c (iterative_hash_pointer): Delete.
18048 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18049 Hash UIDs and versions of SSA names. Don't special-case built-in
18050 function declarations.
18052 2009-05-11 Ian Lance Taylor <iant@google.com>
18055 * graphite.c: Force -Wc++-compat to only be a warning before
18056 #including "cloog/cloog.h".
18058 2009-05-11 Martin Jambor <mjambor@suse.cz>
18060 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18062 2009-05-11 Jan Hubicka <jh@suse.cz>
18064 * tree-ssa-loop-ivcanon.c: Include target.h
18065 (struct loop_size): new structure.
18066 (constant_after_peeling): New predicate.
18067 (tree_estimate_loop_size): New function.
18068 (estimated_unrolled_size): Rewrite for new estimates.
18069 (try_unroll_loop_completely): Use new estimates.
18070 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18072 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18074 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18075 libcpp interface change.
18076 (spu_macro_to_expand): Likewise.
18078 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18080 PR tree-optimization/40026
18081 * gimplify.c (gimplify_init_constructor): Change initial conditional
18082 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18083 optimize_compound_literals_in_ctor.
18085 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18087 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18089 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18091 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18093 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18094 HOST_WIDE_INT for gap.
18096 2009-05-11 Ira Rosen <irar@il.ibm.com>
18098 PR tree-optimization/40074
18099 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18100 account in group size and step comparison.
18102 2009-05-11 Richard Guenther <rguenther@suse.de>
18104 * passes.c (init_optimization_passes): Strip now incorrect comment.
18105 (execute_function_todo): Do not set PROP_alias.
18106 * tree-pass.h (PROP_alias): Remove.
18107 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18108 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18109 * tree-nrv.c (pass_return_slot): Likewise.
18110 * tree-object-size.c (pass_object_sizes): Likewise.
18111 * tree-ssa-dom.c (pass_dominator): Likewise.
18112 (pass_phi_only_cprop): Likewise.
18113 * tree-ssa-dse.c (pass_dse): Likewise.
18114 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18115 (pass_cselim): Likewise.
18116 * tree-ssa-pre.c (pass_pre): Likewise.
18117 (pass_fre): Likewise.
18118 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18119 * tree-ssa-sink.c (pass_sink_code): Likewise.
18120 * tree-stdarg.c (pass_stdarg): Likewise.
18121 * tree-tailcall.c (pass_tail_calls): Likewise.
18122 * tree-vrp.c (pass_vrp): Likewise.
18124 2009-05-10 Ian Lance Taylor <iant@google.com>
18126 * basic-block.h (enum profile_status): Break out of struct
18127 control_flow_graph.
18128 * cgraph.h (struct inline_summary): Break out of struct
18130 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18131 of struct cgraph_order_sort.
18132 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18133 * cse.c (struct branch_path): Break out of struct
18134 cse_basic_block_data.
18135 * except.h (enum eh_region_type): Break out of struct eh_region.
18136 * gcc.c (enum add_del): Break out of struct modify_target.
18137 * genrecog.c (enum decision_type): Break out of struct decision_test.
18138 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18140 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18141 * regmove.c (enum match_use): New enum, broken out of struct match.
18142 * sched-int.h (enum post_call_group): New enum, broken out of
18144 (struct deps_reg): Break out of struct deps.
18145 * target.h (struct asm_int_op): Break out of struct gcc_target.
18146 * tree-eh.c (struct goto_queue_node): Break out of struct
18148 * tree-inline.h (enum copy_body_cge_which): Break out of
18150 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18152 * c-decl.c (in_struct, struct_types): New static variables.
18153 (pushtag): Add loc parameter. Change all callers.
18154 (lookup_tag): Add ploc parameter. Change all callers.
18155 (check_compound_literal_type): New function.
18156 (parser_xref_tag): Add loc parameter. Change all callers. If
18157 -Wc++-compat, warn about struct/union/enum types defined within a
18159 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18160 and loc parameters. Change all callers. Change error calls to
18161 error_at, using loc. For a redefinition, if the location of the
18162 original definition is known, report it. Set in_struct and
18163 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18164 (finish_struct): Add new parameters enclosing_in_struct and
18165 enclosing_struct_types. Change all callers. Set
18166 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18167 in the struct. If in a struct, add this struct to struct_types.
18168 (start_enum): Add loc parameter. Change all callers. Use
18169 error_at for errors, using loc. For a redefinition, if the
18170 location of the original definition is known, report it. If in a
18171 struct, add this enum type to struct_types. If -Wc++-compat warn
18172 if in sizeof, typeof, or alignof.
18173 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18174 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18175 (c_parser_enum_specifier): Get enum location for start_enum.
18176 (c_parser_struct_or_union_specifier): Get struct location for
18177 start_struct. Save in_struct and struct_types status between
18178 start_struct and finish_struct.
18179 (c_parser_cast_expression): Get location of cast.
18180 (c_parser_alignof_expression): Get location of type.
18181 (c_parser_postfix_expression): Likewise.
18182 (c_parser_postfix_expression_after_paren_type): Add type_loc
18183 parameter. Change all callers. Call check_compound_literal_type.
18184 Use type_loc for error about variable size type.
18185 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18186 of an enum constant from an enum type defined in a struct or union.
18187 (c_cast_expr): Add loc parameter. Change all callers. If
18188 -Wc++-compat, warn about defining a type in a cast.
18189 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18190 (start_enum, start_struct, finish_struct): Update declarations.
18191 (parser_xref_tag, c_cast_expr): Update declarations.
18192 (check_compound_literal_type): Declare.
18194 2009-05-11 Ben Elliston <bje@au.ibm.com>
18196 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18197 for recent libcpp interface change.
18198 (rs6000_macro_to_expand): Likewise.
18200 2009-05-10 Michael Matz <matz@suse.de>
18203 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18204 not at entry of function.
18206 2009-05-10 Richard Guenther <rguenther@suse.de>
18208 PR tree-optimization/40081
18210 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18211 using the main variant of the element type. Do not fiddle with
18212 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18214 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18215 structs with volatile fields.
18217 2009-05-10 Jan Hubicka <jh@suse.cz>
18219 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18220 (estimate_move_cost): Assert that it does not get called for
18222 (estimate_num_insns): Skip VOID types in argument handling.
18223 (optimize_inline_calls): Delete unreachable blocks and verify that
18224 callgraph is valid.
18226 2009-05-10 Jan Hubicka <jh@suse.cz>
18228 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18229 * cgraph.c (cgraph_mark_address_taken_node): New function.
18230 (dump_cgraph_node): Dump new flag.
18231 * cgraph.h (struct cgraph_node): Add address_taken.
18232 (cgraph_mark_address_taken_node): New function.
18233 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18234 since new direct calls can be born.
18236 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18238 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18239 tok->val.node.node.
18241 2009-05-10 Jan Hubicka <jh@suse.cz>
18243 PR middle-end/40084
18244 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18246 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18247 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18248 * tree-inline.c (copy_bb): Set frequency correctly.
18249 (fold_marked_statements): Update call to
18250 cgraph_update_edges_for_call_stmt.
18252 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18254 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18255 identifiers in diagnostics.
18256 * config/arm/arm.c (arm_handle_fndecl_attribute,
18257 arm_handle_isr_attribute): Likewise.
18258 * config/avr/avr.c (avr_handle_progmem_attribute,
18259 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18260 * config/bfin/bfin.c (handle_int_attribute,
18261 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18262 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18263 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18265 * config/darwin.c (darwin_handle_kext_attribute,
18266 darwin_handle_weak_import_attribute): Likewise.
18267 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18268 h8300_handle_eightbit_data_attribute,
18269 h8300_handle_tiny_data_attribute): Likewise.
18270 * config/i386/i386.c (ix86_handle_cconv_attribute,
18271 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18272 * config/i386/winnt.c (ix86_handle_shared_attribute,
18273 ix86_handle_selectany_attribute): Likewise.
18274 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18275 * config/m32c/m32c.c (function_vector_handler): Likewise.
18276 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18277 m68hc11_handle_fntype_attribute): Likewise.
18278 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18279 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18280 * config/mips/mips.c (mips_insert_attributes,
18281 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18282 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18283 rs6000_handle_struct_attribute): Likewise.
18284 * config/sh/sh.c (sh_insert_attributes,
18285 sh_handle_resbank_handler_attribute,
18286 sh_handle_interrupt_handler_attribute,
18287 sh2a_handle_function_vector_handler_attribute,
18288 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18290 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18291 * config/spu/spu.c (spu_handle_fndecl_attribute,
18292 spu_handle_vector_attribute): Likewise.
18293 * config/stormy16/stormy16.c
18294 (xstormy16_handle_interrupt_attribute): Likewise.
18295 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18296 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18298 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18300 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18301 (pp_translate_identifiers): New.
18302 (pp_identifier): Only conditionally translate identifier to locale
18304 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18305 (pp_base_tree_identifier): Only conditionally translate identifier
18306 to locale character set.
18307 * c-pretty-print.c (M_): Define.
18308 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18309 fragments for conditional translation with M_.
18310 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18311 identifier translation.
18313 2009-05-10 Richard Guenther <rguenther@suse.de>
18315 PR tree-optimization/40081
18316 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18317 using the main variant of the element type. Do not fiddle with
18318 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18320 2009-05-09 Jan Hubicka <jh@suse.cz>
18322 PR middle-end/40080
18323 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18324 indirect calls; verify cgraph afterwards.
18326 2009-05-09 Jan Hubicka <jh@suse.cz>
18329 * ipa.c (update_inlined_to_pointer): New function.
18330 (cgraph_remove_unreachable_nodes): Use it.
18332 2009-05-09 Jan Hubicka <jh@suse.cz>
18334 * tree-eh.c (struct leh_state): Remove prev_try.
18335 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18336 not track prev_try.
18337 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18338 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18339 remove_eh_handler_and_replace, foreach_reachable_handler,
18340 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18341 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18342 (gen_eh_region_cleanup): Update prototype.
18344 2009-05-09 Jan Hubicka <jh@suse.cz>
18346 PR middle-end/40043
18347 * except.c (copy_eh_region): Always set prev_try.
18348 (redirect_eh_edge_to_label): Find outer try.
18349 (foreach_reachable_handler): When looking for prev try
18350 handle case where previous try is not going to be taken.
18352 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18354 PR tree-optimization/40049
18355 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18356 only vector/vector shifts, convert the type of the constant to the
18357 appropriate type to avoid building incorrect trees, which
18358 eventually have problems with garbage collection.
18360 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18362 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18363 -1 for complex floating-point types if honoring signed zeros.
18365 2009-05-08 Jan Hubicka <jh@suse.cz>
18367 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18368 argument; handle correctly when profile is absent.
18369 (build_cgraph_edges): Update.
18370 (rebuild_cgraph_edges): Update.
18371 * cgraph.c: Do not include varray.h.
18372 (cgraph_set_call_stmt_including_clones): New function.
18373 (cgraph_create_edge_including_clones): Likewise
18374 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18375 (cgraph_update_edges_for_call_stmt): Handle clones.
18376 (cgraph_remove_node): Handle clone tree.
18377 (cgraph_remove_node_and_inline_clones): New function.
18378 (dump_cgraph_node): Dump clone tree.
18379 (cgraph_clone_node): Handle clone tree.
18380 (clone_function_name): Bring here from tree-inline.c.
18381 (cgraph_create_virtual_clone): New function.
18382 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18383 (cgraph_clone_info): New function.
18384 (strut cgraph_node): Add clone_info and new clone tree pointers.
18385 (cgraph_remove_node_and_inline_clones,
18386 cgraph_set_call_stmt_including_clones,
18387 cgraph_create_edge_including_clones,
18388 cgraph_create_virtual_clone): Declare.
18389 (cgraph_function_versioning): Use VEC argument.
18390 (compute_call_stmt_bb_frequency): Update prototype.
18391 (cgraph_materialize_all_clones): New function.
18392 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18393 (ipcp_create_replace_map): Update to VECtors.
18394 (ipcp_update_callgraph): Use virtual clones.
18395 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18396 (ipcp_update_profiling): Do not update local profiling.
18397 (ipcp_insert_stage): Use VECtors and virtual clones.
18398 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18399 (clone_of_p): New function.
18400 (cgraph_preserve_function_body_p): Use clone tree.
18401 (cgraph_optimize): Materialize clones.
18402 (cgraph_function_versioning): Update for VECtors.
18403 (save_inline_function_body): Use clone tree.
18404 (cgraph_materialize_clone): New function.
18405 (cgraph_materialize_all_clones): Likewise.
18406 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18407 * ipa.c: Include gimple.h.
18408 (cgraph_remove_unreachable_nodes): Use clone tree.
18409 * ipa-prop.c (ipa_note_param_call): Update call to
18410 compute_call_stmt_bb_frequencycall.
18411 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18412 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18413 (copy_bb): Handle updating of clone tree; add new edge when new call
18415 (expand_call_inline): Be strict about every call having edge.
18416 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18417 (delete_unreachable_blocks_update_callgraph): New function.
18418 (tree_function_versioning): Use VECtors; always remove unreachable
18419 blocks and fold conditionals.
18420 * tree-inline.h: Do not include varray.h.
18421 (tree_function_versioning): Remove.
18422 * Makefile.in (GTFILES): Remove tree-inline.c
18423 * passes.c (do_per_function): Do only functions having body.
18424 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18427 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18428 Andrew Morrow <acm@google.com>
18431 * c-common.c (c_common_attribute_table): Permit deprecated
18432 attribute to take an optional argument.
18433 (handle_deprecated_attribute): If the optional argument to
18434 __attribute__((deprecated)) is not a string ignore the attribute
18435 and emit a warning.
18437 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18438 * c-typeck.c (build_component_ref): Likewise.
18439 (build_external_ref): Likewise.
18441 * toplev.c (warn_deprecated_use): Add an attribute argument.
18442 Emit the message associated with __attribute__((deprecated)).
18444 * toplev.h (warn_deprecated_use): Updated.
18446 * doc/extend.texi: Document new optional parameter to
18447 __attribute__((deprecated))
18449 2009-05-08 Michael Eager <eager@eagercon.com>
18451 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18452 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18454 2009-05-08 Richard Guenther <rguenther@suse.de>
18456 PR tree-optimization/40062
18457 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18458 Avoid exponential behavior.
18460 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18462 PR rtl-optimization/33928
18464 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18465 process_uses, build_single_def_use_links): New.
18466 (update_df): Update use_def_ref.
18467 (forward_propagate_into): Use get_def_for_use instead of use-def
18469 (fwprop_init): Call build_single_def_use_links and let it initialize
18471 (fwprop_done): Free use_def_ref.
18472 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18473 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18474 df_rd_simulate_one_insn): New.
18475 (df_rd_bb_local_compute_process_def): Update head comment.
18476 (df_chain_create_bb): Use the new RD simulation functions.
18477 * df.h (df_rd_simulate_artificial_defs_at_top,
18478 df_rd_simulate_one_insn): New.
18479 * opts.c (decode_options): Enable fwprop at -O1.
18480 * doc/invoke.texi (-fforward-propagate): Document this.
18482 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18485 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18486 and one complex operand specially.
18487 * tree-complex.c (some_nonzerop): Do not identify a real value as
18488 zero if flag_signed_zeros.
18490 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18492 PR rtl-optimization/33928
18493 * loop-invariant.c (record_use): Fix && vs. || mishap.
18495 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18497 PR rtl-optimization/33928
18498 * loop-invariant.c (struct use): Add addr_use_p.
18499 (struct def): Add n_addr_uses.
18500 (struct invariant): Add cheap_address.
18501 (create_new_invariant): Set cheap_address.
18502 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18503 (record_uses): Pass df_ref to record_use.
18504 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18507 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18509 * config/sh/sh.c: Do not include c-pragma.h.
18511 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18513 * config/spu/spu.c: Remove include of c-common.h.
18515 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18518 * c-common.h (mark_valid_location_for_stdc_pragma,
18519 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18520 clear_float_const_decimal64, float_const_decimal64_p): New.
18521 * c.opt (Wunsuffixed-float-constants): New.
18522 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18523 unsuffixed float constant, handle new warning.
18524 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18525 * c-decl.c (c_scope): New flag float_const_decimal64.
18526 (set_float_const_decimal64, clear_float_const_decimal64,
18527 float_const_decimal64_p): New.
18528 (push_scope): Set new flag.
18529 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18530 to use STDC pragmas.
18531 (c_parser_external_declaration): Ditto.
18532 (c_parser_compound_statement_nostart): Ditto.
18533 * c-pragma.c (valid_location_for_stdc_pragma,
18534 mark_valid_location_for_stdc_pragma,
18535 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18536 handle_pragma_float_const_decimal64): New.
18537 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18538 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18539 set_float_const_decimal64, clear_float_const_decimal64,
18540 float_const_decimal64_p): New dummy functions.
18541 * doc/extend.texi (Decimal Float): Remove statement that the
18542 pragma, and suffix for double constants, are not supported.
18543 * doc/invoke.texi (Warning Options): List new option.
18544 (-Wunsuffixed-float-constants): New.
18546 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18548 * config/i386/i386.c: Do not include c-common.h.
18550 2009-05-07 Mark Heffernan <meheff@google.com>
18552 * doc/invoke.texi (Debugging Options): Document change of debugging
18554 * opts.c (decode_options): Make dump_base_name relative to
18555 aux_base_name directory.
18557 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18559 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18560 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18562 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18564 * Makefile.in (install-plugin): Simplify a bit.
18566 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18568 * Makefile.in (OBJS-common): Add regcprop.o.
18570 * timevar.def (TV_CPROP_REGISTERS): New.
18571 * regrename.c (regrename_optimize): Return 0.
18572 (rest_of_handle_regrename): Delete.
18573 (pass_rename_registers): Point to regrename_optimize.
18574 (struct value_data_entry, struct value_data,
18575 kill_value_one_regno, kill_value_regno, kill_value,
18576 set_value_regno, init_value_data, kill_clobbered_value,
18577 kill_set_value, kill_autoinc_value, copy_value,
18578 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18579 replace_oldest_value_reg, replace_oldest_value_addr,
18580 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18581 debug_value_data, validate_value_data): Move...
18582 * regcprop.c: ... here.
18583 (rest_of_handle_cprop): Delete.
18584 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18586 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18588 PR middle-end/40057
18589 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18590 GEN_INT for 1 << bitnum.
18591 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18592 build_int_cst_type.
18594 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18596 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18597 Remove wrong description of "nand" operation.
18599 2009-05-06 Richard Guenther <rguenther@suse.de>
18600 Adam Nemet <anemet@caviumnetworks.com>
18602 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18603 comment. Add that if LHS is not a gimple register, then RHS1 has
18604 to be a single object (GIMPLE_SINGLE_RHS).
18606 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18608 * expr.c (get_def_for_expr): Move it up in the file.
18609 (store_field): When expanding a bit-field store, look at the
18610 defining gimple stmt for the masking conversion.
18612 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18614 PR middle-end/39986
18615 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18616 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18617 32-bit memcpy into long.
18619 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18621 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18622 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18624 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18625 instead of appending DW_OP_deref*.
18627 2009-05-06 Michael Matz <matz@suse.de>
18629 PR middle-end/40021
18630 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18631 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18633 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18635 * Makefile.in (install-plugin): Fix srcdir handling.
18637 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18639 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18640 when processing for not_regs_needed bitmap.
18641 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18642 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18643 handling it for rhs.
18645 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18647 * config/i386/i386.md (unnamed inc/dec peephole): Use
18648 optimize_insn_for_size_p instead of optimize_size.
18649 * config/i386/predicates.md (incdec_operand): Likewise.
18650 (aligned_operand): Likewise.
18651 * config/i386/sse.md (divv8sf3): Likewise.
18652 (sqrtv8sf2): Likewise.
18654 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18656 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18658 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18660 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18662 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18663 ssemodesuffixf2c with avxmodesuffixf2c.
18665 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18668 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18670 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18672 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18673 (struct tree_base): Adjust spacing for 8 bit boundaries.
18674 (struct tree_decl_common): Add decl_by_reference_flag bit.
18675 (DECL_BY_REFERENCE): Adjust.
18676 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18677 print DECL_BY_REFERENCE bit.
18678 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18679 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18680 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18681 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18684 PR middle-end/39666
18685 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18686 range of the type, but default label is missing, add it with one
18687 of the existing labels instead of adding a new label for it.
18689 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18693 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18695 * Makefile.in (enable_plugin, plugin_includedir): New.
18696 (install): Depend on install-plugin.
18697 (PLUGIN_HEADERS): New.
18698 (install-plugin): New.
18699 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18701 2009-05-05 Richard Guenther <rguenther@suse.de>
18703 PR tree-optimization/40022
18704 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18706 (phivn_valid_p): Fix tuplification error, simplify.
18707 (phiprop_insert_phi): Add dumps.
18708 (propagate_with_phi): Simplify.
18710 2009-05-05 Richard Guenther <rguenther@suse.de>
18712 PR middle-end/40023
18713 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18715 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18717 * tree.h (strip_float_extensions): Remove duplicate declaration.
18718 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18719 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18720 block_ultimate_origin): Rearrange the declarations line to match the
18721 comment that indicates the .c file which the functions are defined.
18722 (dwarf2out_*, set_decl_rtl): Add comment.
18723 (get_base_address): Adjust comment.
18724 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18725 declarations line and add comment.
18726 (is_builtin_name): Add blank after function name, for clarity.
18728 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18730 * attribs.c (decl_attributes): Use %qE for identifiers in
18732 * cgraphunit.c (verify_cgraph_node): Translate function names to
18733 locale character set in diagnostics.
18734 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18736 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18737 Document that functions are named in UTF-8.
18738 * expr.c (expand_expr_real_1): Translate function names to locale
18739 character set in diagnostics.
18740 * gimplify.c (omp_notice_variable, omp_is_private,
18741 gimplify_scan_omp_clauses): Use %qE for identifiers in
18743 * langhooks.c (lhd_print_error_function): Translate function names
18744 to locale character set.
18745 * langhooks.h (decl_printable_name): Document that return value is
18746 in internal character set.
18747 * stmt.c: Include pretty-print.h
18748 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18750 (resolve_operand_name_1): Translate named operand name to locale
18752 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18754 * toplev.c (announce_function): Translate function names to locale
18756 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18757 (default_tree_printer): Use pp_identifier or translate identifiers
18758 to locale character set. Mark "<anonymous>" for translation.
18759 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18760 for identifiers in diagnostics.
18761 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18763 * varasm.c (output_constructor): Use %qE for identifiers in
18766 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18768 * configure.ac: use ` ` instead of $()
18769 * configure: Regenerate.
18771 2009-05-05 Ben Elliston <bje@au.ibm.com>
18773 * config/pa/linux-atomic.c: Eliminate conditional include of
18774 errno.h on non-LP64 systems to simplify build requirements.
18776 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18778 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18780 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18781 and pass value to identifier_to_locale.
18782 (warn_variable_length_array): Make name a tree.
18783 (grokdeclarator): Separate diagnostic texts for named and unnamed
18784 declarators. Use %qE for named declarators.
18785 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18787 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18788 identifiers in diagnostics.
18789 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18790 identifier_to_locale. Mark "anonymous" strings for translation.
18792 2009-05-04 Michael Eager <eager@eagercon.com>
18794 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18795 address for DImode/DFmode only if double-precision FP regs.
18797 2009-05-04 Michael Eager <eager@eagercon.com>
18799 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18800 TARGET_SINGLE_FLOAT check.
18802 2009-05-04 Michael Eager <eager@eagercon.com>
18804 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18806 2009-05-04 Michael Eager <eager@eagercon.com>
18808 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18809 * config/rs6000/t-xilinx: New
18811 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18813 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18814 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18815 * gcc/explow.c (memory_address): Use target hook.
18816 * gcc/targhooks.c (default_legitimize_address): New.
18817 * gcc/targhooks.h (default_legitimize_address): New.
18818 * gcc/target.h (legitimize_address): New.
18819 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18820 (TARGET_INITIALIZER): Include it.
18821 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18823 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18824 * config/bfin/bfin.c (legitimize_address): Remove.
18825 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18826 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18828 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18829 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18831 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18832 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18833 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18834 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18835 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18836 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18837 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18838 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18839 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18840 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18841 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18842 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18843 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18844 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18845 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18846 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18847 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18848 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18849 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18850 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18851 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18852 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18853 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18855 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18856 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18857 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18858 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18859 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18860 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18861 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18862 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18863 (thumb_legitimize_address): Delete.
18864 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18865 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18866 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18867 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18868 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18869 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18871 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18874 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18875 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18876 * config/m32r/m32r.c (m32r_legitimize_address): New.
18877 * config/m68k/m68k.c (m68k_legitimize_address): New.
18878 * config/score/score.c (score_legitimize_address): Standardize.
18879 * config/score/score3.c (score3_legitimize_address): Standardize.
18880 * config/score/score3.h (score3_legitimize_address): Adjust.
18881 * config/score/score7.c (score7_legitimize_address): Standardize.
18882 * config/score/score7.h (score7_legitimize_address): Adjust.
18883 * config/sh/sh.c (sh_legitimize_address): New.
18884 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18886 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18887 (s390_legitimize_address): ... this.
18888 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18889 (sparc_legitimize_address): ... this.
18890 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18891 (ix86_legitimize_address): ... this.
18892 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18893 (avr_legitimize_address): ... this.
18894 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18895 (mn10300_legitimize_address): ... this.
18896 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18897 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18898 (alpha_expand_mov): Adjust call.
18900 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18901 * config/spu/spu.c (spu_legitimize_address): Likewise.
18902 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18903 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18905 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18907 * intl.c (locale_encoding, locale_utf8): New.
18908 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18909 * intl.h (locale_encoding, locale_utf8): Declare.
18910 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18911 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18913 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18915 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18916 (pp_base_tree_identifier): Declare as function.
18917 (identifier_to_locale): Declare.
18918 * Makefile.in (pretty-print.o): Update dependencies.
18919 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18921 2009-05-04 Richard Guenther <rguenther@suse.de>
18923 PR middle-end/40015
18924 * builtins.c (fold_builtin_memory_op): Do not decay to element
18925 type if the size matches the whole array.
18927 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18929 * expmed.c (synth_mult): When trying out a shift, pass the result
18932 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18934 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18935 (shiftsub1_cost): New.
18936 (init_expmed): Compute shiftsub1_cost.
18937 (synth_mult): Optimize multiplications by constants of the form
18938 -(2^^m-1) for some constant positive integer m.
18940 2009-05-03 Richard Guenther <rguenther@suse.de>
18943 * c-typeck.c (array_to_pointer_conversion): Do not built
18944 ADDR_EXPRs of arrays of pointer-to-element type.
18945 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18946 up wrong ADDR_EXPRs after-the-fact.
18947 * c-common.c (strict_aliasing_warning): Strip pointer
18948 conversions for obtaining the original type.
18949 * builtins.c (fold_builtin_memset): Handle array types.
18950 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18953 2009-05-03 Richard Guenther <rguenther@suse.de>
18955 PR middle-end/23329
18956 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18957 Do not lose casts from array types with unknown extent to array
18958 types with known extent.
18959 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18960 alias set compatibility.
18962 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18964 * flags.h (extra_warnings): Delete.
18965 * toplev.c (process_options): Handle Wuninitialized here.
18966 * opts.c (extra_warnings): Delete.
18967 (set_Wextra): Delete.
18968 (common_handle_option): -Wextra can be handled automatically.
18969 * c-opts.c (c_common_handle_option): Delete obsolete code.
18970 (c_common_post_options): Simplify comment.
18971 * common.opt (W): Add Var.
18973 (Wuninitialized): Initialize to -1.
18975 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18976 Richard Guenther <rguenther@suse.de>
18978 * expr.c (get_def_for_expr): New function.
18979 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18980 SSA rather than trees.
18981 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18982 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18984 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18986 * c-common.c (reswords): Add _Imaginary.
18987 * c-common.c (enum rid): Add RID_IMAGINARY.
18989 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18991 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18992 Patch by Richard Guenther.
18994 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18996 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18997 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18998 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18999 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19000 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19001 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19002 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19003 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19004 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19005 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19006 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19007 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19008 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19009 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19010 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19011 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19012 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19013 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19015 2009-05-02 Richard Guenther <rguenther@suse.de>
19017 PR tree-optimization/39940
19018 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19021 2009-05-02 Richard Guenther <rguenther@suse.de>
19023 PR middle-end/40001
19024 * tree-ssa.c (execute_update_addresses_taken): Properly check
19025 if we can mark a variable DECL_GIMPLE_REG_P.
19026 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19027 back to the end of the function.
19028 (is_gimple_reg_type): Remove complex type special casing.
19029 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19032 2009-05-02 Ben Elliston <bje@au.ibm.com>
19034 * doc/collect2.texi (Collect2): Document search path behaviour
19035 when configured with --with-ld.
19037 2009-05-02 Jan Hubicka <jh@suse.cz>
19039 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19040 parameter; update callers.
19041 (coalesce_cost_edge): EH edges are costier because they needs
19042 splitting even if not critical and even more costier when there are
19043 multiple EH predecestors.
19045 2009-05-02 Jan Hubicka <jh@suse.cz>
19047 * except.c (remove_eh_handler_and_replace): Handle updating after
19048 removing TRY blocks.
19050 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19052 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19054 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19056 * varasm.c: Do not include c-pragma.h.
19057 * attribs.c: Do not incude c-common.h.
19059 2009-05-01 Michael Matz <matz@suse.de>
19061 * calls.c (initialize_argument_information): Handle SSA names like
19062 decls with a non MEM_P DECL_RTL.
19064 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19066 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19067 * ipa-utils.c: Likewise.
19068 * ipa-type-escape.c: Likewise.
19069 * cgraphunit.c Do not include c-common.h.
19070 * ipa-pure-const.c: Likewise.
19071 * tree-if-conv.c: Likewise.
19072 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19073 * ipa-struct-reorg.c: Likewise.
19074 * tree-nomudflap.c: Likewise.
19075 * tree-ssa-structalias.c: Likewise.
19077 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19079 * store-motion.c: Many cleanups to make this pass a first-class
19080 citizen instead of an appendix to gcse load motion. Add TODO list
19081 to make this pass faster/cleaner/better.
19083 (struct ls_expr): Post gcse.c-split cleanups.
19084 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19085 "stores" field to "avail_stores".
19086 (pre_ldst_mems): Rename to store_motion_mems.
19087 (pre_ldst_table): Rename to store_motion_mems_table.
19088 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19089 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19090 (ldst_entry): Rename to st_expr_entry, update users.
19091 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19092 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19093 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19095 (first_ls_expr): Rename to first_st_expr, update users.
19096 (next_ls_expr): Rename to next_st_expr, update users.
19097 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19098 fields properly for store motion instead of names inherited from load
19100 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19101 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19104 (ae_kill): Rename to st_kill, update users.
19105 (ae_gen): Rename to st_avloc, update users.
19106 (transp): Rename to st_transp, update users.
19107 (pre_insert_map): Rename to st_insert_map, update users.
19108 (pre_delete_map): Rename to st_delete_map, update users.
19109 (insert_store, build_store_vectors, free_store_memory,
19110 one_store_motion_pass): Update for abovementioned changes.
19112 (gcse_subst_count, gcse_create_count): Remove.
19113 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19114 and "n_stores_created", local variables.
19116 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19119 (regvec, compute_store_table_current_insn): Remove.
19120 (reg_set_info, reg_clear_last_set): Remove.
19121 (compute_store_table): Use DF caches instead of local dataflow
19124 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19126 * c-objc-common.c (c_tree_printer): Print identifiers with
19127 pp_identifier, not pp_string. Mark "({anonymous})" for
19129 * c-pretty-print.c (pp_c_ws_string): New.
19130 (pp_c_cv_qualifier, pp_c_type_specifier,
19131 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19132 pp_c_storage_class_specifier, pp_c_function_specifier,
19133 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19134 pp_c_primary_expression, pp_c_postfix_expression,
19135 pp_c_unary_expression, pp_c_shift_expression,
19136 pp_c_relational_expression, pp_c_equality_expression,
19137 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19138 use pp_string and pp_c_ws_string in place of pp_identifier and
19139 pp_c_identifier for non-identifiers. Mark English strings for
19141 * c-pretty-print.h (pp_c_ws_string): Declare.
19143 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19144 Roland McGrath <roland@redhat.com>
19146 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19147 (ENABLE_LD_BUILDID): New configuration option.
19148 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19149 (LINK_BUILDID_SPEC): New macro.
19150 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19152 * doc/install.texi: Document --enable-linker-build-id option.
19153 * configure: Rebuild.
19154 * config.in: Rebuild.
19156 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19158 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19159 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19160 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19161 MIPS_GP_SAVE_AREA_SIZE.
19162 * config/mips/mips.c (struct mips_frame_info): Update comment
19163 before arg_pointer_offset and hard_frame_pointer_offset.
19164 (mips_compute_frame_info): Update diagram before function: to
19165 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19166 indicate the position of frame_pointer_rtx with -fstack-protector and
19167 to show args_size. Don't allocate cprestore area for leaf functions
19168 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19170 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19172 2009-04-30 Michael Matz <matz@suse.de>
19174 PR tree-optimization/39955
19175 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19177 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19179 * ira.c (setup_cover_and_important_classes): Use safe macro
19180 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19182 * genpreds.c (write_tm_preds_h): Output suitable definition of
19183 REG_CLASS_FOR_CONSTRAINT.
19185 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19187 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19189 * bitmap.c (bitmap_descriptor): Likewise.
19190 * ggc-common.c (loc_descriptor): Likewise.
19191 * varray.c (varray_descriptor): Likewise.
19192 * vec.c (vec_descriptor): Likewise.
19194 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19196 * Makefile.in (dce.o): Add $(EXCEPT_H).
19197 * dce.c: Include except.h and delete redundant vector definitions.
19198 (deletable_insn_p): Return false for non-call insns that can throw
19201 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19203 * gcse.c (ae_gen): Remove.
19204 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19205 and make non-static function to make it available in store-motion.c.
19206 Update call sites with search-and-replace.
19207 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19208 extract_mentioned_regs, extract_mentioned_regs_helper,
19209 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19210 store_killed_in_insn, store_killed_after, store_killed_before,
19211 build_store_vectors, insert_insn_start_basic_block, insert-store,
19212 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19213 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19214 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19215 * store-motion.c: ...new file. Also copy data structures from gcse.c
19216 and clean up to remove parts not used by store motion.
19217 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19218 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19220 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19223 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19224 when optimizing for size.
19226 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19228 * gcse.c (gcse_constant_p): Fix typo in last change.
19230 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19232 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19234 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19236 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19238 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19240 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19241 CONST_HIGH_PART result.
19243 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19245 * config/avr/avr.c (initial_elimination_offset): Rename to
19246 avr_initial_elimination_offset.
19247 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19248 change return type to bool.
19249 (avr_can_eliminate): New function.
19250 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19251 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19252 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19253 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19254 avr_initial_elimination_offset.
19255 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19256 (avr_initial_elimination_offset): Define.
19258 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19259 Steven Bosscher <steven@gcc.gnu.org>
19261 PR rtl-optimization/39938
19262 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19263 * cfgrtl.c: Include insn-attr.h.
19264 (rest_of_pass_free_cfg): New function.
19265 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19266 * resource.c (init_resource_info): Remove call to df_analyze.
19268 2009-04-29 Richard Guenther <rguenther@suse.de>
19271 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19272 allow conversion to signed integers.
19274 2009-04-29 Richard Guenther <rguenther@suse.de>
19276 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19277 shifts of floating point vectors if the shift amount is
19278 a constant multiple of the element size.
19280 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19281 Michael Matz <matz@suse.de>
19283 PR middle-end/39927
19285 * tree-outof-ssa.c (emit_partition_copy): New function.
19286 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19287 insert_part_to_rtx_on_edge): Perform the partition base var
19288 copy using emit_partition_copy.
19289 (insert_value_copy_on_edge): Convert constants to the right mode.
19290 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19291 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19293 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19295 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19296 scan backwards to try to find a constant to initialize it.
19298 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19299 insn before the loop_end instruction, don't look past labels.
19301 2009-04-29 Richard Guenther <rguenther@suse.de>
19303 PR middle-end/39937
19304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19305 loose type conversions.
19306 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19307 stmts only if there are no uses of its definition.
19309 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19311 * config/bfin/bfin.h (splitting_loops): Declare.
19312 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19313 Reorder bit definitions to be ascending.
19314 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19315 * config/bfin/bfin.c (splitting_loops): New variable.
19316 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19317 (struct loop_info): Remove members INIT and LOOP_INIT.
19318 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19319 the LSETUP sequence. Allow LC to be loaded from any register, but
19320 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19321 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19323 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19324 of reload_completed.
19327 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19329 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19331 * Makefile.in (PLUGIN_VERSION_H): New.
19332 (OBJS-common): Remove plugin-version.o.
19333 (plugin.o): Depend on (PLUGIN_VERSION_H).
19334 (plugin-version.o): Remove.
19335 * configure: Regenerate
19336 * configure.ac: Create plugin-version.h.
19337 * gcc-plugin.h (plugin_gcc_version): Remove.
19338 (plugin_default_version_check): Change signature.
19339 * plugin-version.c: Remove.
19340 * plugin.c: Include plugin-version.h.
19341 (str_plugin_gcc_version_name): Remove.
19342 (try_init_one_plugin): Pass gcc version to plugin_init.
19343 (plugin_default_version_check): Both gcc and plugin versions are now
19346 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19348 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19349 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19350 Remove special case testing for last insn of inner loops. Don't fail
19351 if the loop ends with a jump, emit an extra nop instead.
19353 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19354 DREGS rather than comparing directly. Remove code that tries to
19355 account for latencies.
19357 2009-04-29 Richard Guenther <rguenther@suse.de>
19359 PR tree-optimization/39941
19360 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19361 eliminating an indirect call.
19363 2009-04-29 Richard Guenther <rguenther@suse.de>
19365 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19366 parameter. Allow invariants as base if !require_lvalue.
19367 (verify_gimple_assign_single): Adjust.
19369 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19371 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19372 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19373 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19374 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19375 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19377 * config/bfin/bfin.c (bfin_expand_builtin,
19378 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19380 2009-04-28 Richard Guenther <rguenther@suse.de>
19382 * tree-vect-loop.c (get_initial_def_for_induction): Use
19383 correct types for pointer increment.
19385 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19387 * toplev.c (print_version): Update GMP version string calculation.
19389 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19391 PR rtl-optimization/39938
19392 * resource.c (init_resource_info): Add call to df_analyze.
19394 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19396 * config/alpha/alpha.md (usegp): Cast the result of
19397 alpha_find_lo_sum_using_gp to enum attr_usegp.
19398 * config/alpha/alpha.c (override_options): Remove end-of-structure
19399 marker element from cpu_table. Use array size of cpu_table to handle
19400 -mcpu and -mtune options.
19401 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19403 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19405 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19406 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19407 tune_32 and tune_64.
19408 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19409 support on PowerPC.
19410 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19411 * config/rs6000/option-defaults.h: ... here. New file.
19412 (OPT_64, OPT_32): Define.
19413 (MASK_64BIT): Define to 0 if not already defined.
19414 (OPT_ARCH64, OPT_ARCH32): Define.
19415 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19418 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19420 * config/arm/arm.c (arm_override_options): Emit error on using
19423 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19425 PR rtl-optimization/39914
19426 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19427 registers for allocnos created from user-defined variables only
19428 when not optimizing.
19430 2009-04-28 Richard Guenther <rguenther@suse.de>
19432 PR middle-end/39937
19433 * fold-const.c (fold_binary): Use distribute_real_division only
19436 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19438 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19439 add hpux-stdint.h to tm_file.
19440 (hppa[12]*-*-hpux11*): Ditto.
19441 (ia64*-*-hpux*): Ditto.
19442 * config/hpux-stdint.h: New.
19443 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19444 __STDC_EXT__ for all compiles.
19445 * config/pa/pa-hpux.h: Ditto.
19446 * config/pa/pa-hpux10.h: Ditto.
19447 * config/pa/pa-hpux11.h: Ditto.
19449 2009-04-28 Catherine Moore <clm@codesourcery.com>
19451 * debug.h (set_name): Add comment.
19453 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19456 * config/darwin.c (machopic_gen_offset): Check
19457 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19458 * config/arm/arm.c (require_pic_register): Likewise.
19460 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19462 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19463 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19464 m32c_promote_prototypes): Delete.
19466 2009-04-28 Michael Matz <matz@suse.de>
19468 PR middle-end/39922
19469 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19472 2009-04-28 Richard Guenther <rguenther@suse.de>
19474 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19476 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19478 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19479 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19480 * config/arm/arm-tune.md: Regenerate.
19482 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19484 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19485 block if there are complex incoming edges.
19486 (sel_merge_blocks): Remove useless assert.
19487 (sel_redirect_edge_and_branch): Check that edge was redirected.
19488 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19489 (sel_find_rgns): Delete declaration.
19490 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19491 the region when it is not a preheader.
19493 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19496 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19498 2009-04-28 Richard Guenther <rguenther@suse.de>
19500 * tree.h (SSA_NAME_VALUE): Remove.
19501 (struct tree_ssa_name): Remove value_handle member.
19502 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19503 array for jump threading.
19504 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19506 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19507 * tree-flow.h (threadedge_initialize_values): Declare.
19508 (threadedge_finalize_values): Likewise.
19509 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19510 (SSA_NAME_VALUE): Define.
19511 (threadedge_initialize_values): New function.
19512 (threadedge_finalize_values): Likewise.
19513 * tree-ssa-dom.c (ssa_name_values): New global variable.
19514 (SSA_NAME_VALUE): Define.
19515 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19517 2009-04-28 Ira Rosen <irar@il.ibm.com>
19519 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19520 Use REPORT_VECTORIZED_LOCATIONS instead
19521 REPORT_VECTORIZED_LOOPS.
19522 * tree-vectorizer.c (vect_verbosity_level): Make static.
19523 (vect_loop_location): Rename to vect_location.
19524 (vect_set_verbosity_level): Update comment.
19525 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19527 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19528 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19529 instead REPORT_UNVECTORIZED_LOOPS.
19530 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19531 and vect_loop_def to vect_external_def and vect_internal_def.
19532 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19533 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19534 REPORT_UNVECTORIZED_LOCATIONS.
19535 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19536 and vect_used_in_loop and to vect_unused_in_scope and
19537 vect_used_in_scope.
19538 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19539 (vect_verbosity_level): Remove declaration.
19540 (vect_analyze_operations): Likewise.
19541 (vect_analyze_stmt): Declare.
19542 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19543 REPORT_UNVECTORIZED_LOCATIONS.
19544 (vect_get_loop_niters): Fix indentation.
19545 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19546 (vect_analyze_loop_operations): New function.
19547 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19548 vect_analyze_operations.
19549 (vect_is_simple_reduction): Use new names.
19550 (vectorizable_live_operation, vect_transform_loop): Likewise.
19551 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19552 to specify whether the data references can be a part of interleaving
19554 (vect_analyze_data_ref_dependence): Use new names.
19555 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19556 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19557 * tree-vect-patterns.c (widened_name_p): Use new names.
19558 (vect_recog_dot_prod_pattern): Likewise.
19559 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19560 (process_use, vect_mark_stmts_to_be_vectorized,
19561 vect_model_simple_cost, vect_model_store_cost,
19562 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19563 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19564 vectorizable_operation, vectorizable_type_demotion,
19565 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19566 vectorizable_condition): Likewise.
19567 (vect_analyze_operations): Split into vect_analyze_loop_operations
19569 (vect_analyze_stmt): ... new function.
19570 (new_stmt_vec_info): Use new names.
19571 (vect_is_simple_use): Use new names and fix comment.
19572 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19573 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19575 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19578 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19579 and integer modes for x87 operands. Do not ICE for unsupported size,
19580 generate error instead. Generate error for unsupported operand types.
19581 ['z']: Do not handle HImode memory operands specially. Warning
19582 for floating-point operands. Fallthru to 'Z' for unsupported operand
19583 types. Do not ICE for unsupported size, generate error instead.
19584 (output_387_binary_op): Use %Z to output operands.
19585 (output_fp_compare): Ditto.
19586 (output_387_reg_move): Ditto.
19588 2009-04-28 Ben Elliston <bje@au.ibm.com>
19593 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19595 * builtins.c (c_strlen): Do not warn here.
19596 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19597 * c-common.c (pointer_int_sum): Take an explicit location.
19598 Warn about offsets out of bounds.
19599 * c-common.h (pointer_int_sum): Adjust declaration.
19601 2009-04-27 Ian Lance Taylor <iant@google.com>
19603 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19605 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19606 * df-core.c (df_set_flags): Change return type to int. Change
19607 type of old_flags to int.
19608 (df_clear_flags): Likewise.
19609 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19610 (df_get_conditional_uses): Likewise.
19611 * df.h (df_set_flags, df_clear_flags): Update declarations.
19612 * dwarf2out.c (struct indirect_string_node): Change type of form
19613 field to enum dwarf_form.
19614 (AT_string_form): Change return type to enum dwarf_form.
19615 * fixed-value.c (fixed_compare): Add cast to enum type.
19616 * fwprop.c (update_df): Change 0 to VOIDmode.
19617 * gensupport.c: Change 0 to UNKNOWN.
19618 * gimple.h (gimple_cond_code): Add cast to enum type.
19619 * haifa-sched.c (reemit_notes): Add cast to enum type.
19620 * hooks.c (hook_int_void_no_regs): Remove function.
19621 * hooks.h (hook_int_void_no_regs): Remove declaration.
19622 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19623 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19624 * real.c (real_arithmetic): Add cast to enum type.
19625 (real_compare): Likewise.
19626 * target.h (struct gcc_target): Change return type of
19627 branch_target_register_class to enum reg_class.
19628 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19629 default_branch_target_register_class.
19630 * targhooks.c (default_branch_target_register_class): New function.
19631 * targhooks.h (default_branch_target_register_class): Declare.
19632 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19633 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19635 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19637 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19638 vect_uninitialized_def. Change 0 to ERROR_MARK.
19639 * tree-vect-stmts.c (supportable_widening_operation): Don't
19640 initialize icode1 and icode2.
19641 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19642 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19644 (cmn_err_flag_specs): Change 0 to STD_C89.
19645 (cmn_err_char_table): Likewise.
19646 * config/arm/arm.c (get_arm_condition_code): Change type of code
19647 to enum arm_cond_code.
19648 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19649 (IWMMXT_BUILTIN2): Likewise.
19650 (neon_builtin_type_bits): Don't define typedef.
19651 (neon_builtin_datum): Change type of bits field to int.
19652 (arm_expand_neon_args): Add cast to enum type.
19653 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19655 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19656 casts to enum type.
19657 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19659 * config/mips/mips.md (jal_macro): Return enum constant.
19660 (single_insn): Likewise.
19661 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19663 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19664 casts to enum type.
19665 * config/s390/s390.c (s390_tune_flags): Change type to int.
19666 (s390_arch_flags): Likewise.
19667 (s390_handle_arch_option): Change flags field of struct pta to int.
19668 * config/s390/s390.h (s390_tune_flags): Update declaration.
19669 (s390_arch_flags): Likewise.
19670 * config/sh/sh.c (prepare_move_operands): Compare
19671 tls_symbolic_operand result with enum constant.
19672 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19673 (sh_expand_prologue): Add cast to enum type.
19674 (sh_expand_epilogue): Likewise.
19675 (tls_symbolic_operand): Change return type to enum tls_model.
19676 (fpscr_set_from_mem): Add cast to enum type.
19677 (legitimize_pic_address): Compare tls_symbolic_operand result with
19679 (sh_target_reg_class): Change return type to enum reg_class.
19680 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19682 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19683 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19684 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19685 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19686 (delayed_branch, tls_call_delay): Likewise.
19687 (eligible_for_sibcall_delay): Likewise.
19688 (eligible_for_return_delay): Likewise.
19689 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19690 (spu_expand_builtin_1): Likewise.
19692 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19693 for all types of conversions.
19694 (output_init_element): Issue -Wc++-compat warning if needed when
19695 initializing a bitfield with enum type.
19696 * c-parser.c (c_parser_expression): Set original_type to
19697 original_type of right hand operand of comma operator.
19699 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19701 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19703 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19704 * doc/cpp.texi (Standard Predefined Macros)
19705 (Implementation-defined behavior): Likewise.
19706 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19707 * doc/gimple.texi (GIMPLE Exception Handling)
19708 (@code{GIMPLE_ASSIGN}): Likewise.
19709 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19710 * doc/invoke.texi (Warning Options, Optimize Options)
19711 (AVR Options, Darwin Options): Likewise.
19712 (Optimize Options): Reformulate -fwhole-program description.
19713 * doc/loop.texi (Lambda): Likewise.
19714 * doc/md.texi (Output Template, Define Constraints)
19715 (Standard Names, Insn Splitting): Likewise.
19716 * doc/options.texi (Option properties): Likewise.
19717 * doc/passes.texi (Tree-SSA passes): Likewise.
19718 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19719 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19720 (File Names and DBX): Likewise.
19721 * doc/trouble.texi (Incompatibilities): Likewise.
19723 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19725 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19726 instruction is correct.
19728 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19730 Allow non-constant arguments to conversion intrinsics.
19731 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19732 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19733 * spu.c (print_operand): Handle 'v' and 'w'.
19734 (exp2_immediate_p, spu_gen_exp2): Define.
19735 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19736 spu_convtf_1): Update parameter descriptions.
19737 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19738 * constraints.md ('v', 'w'): New.
19739 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19741 (i2f, I2F): New define_mode_attr.
19742 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19743 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19744 fixuns_truncv4sfv4si2): Update to use mode attribute.
19745 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19746 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19747 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19748 patterns for combine.
19750 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19752 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19753 (cprop, hoist, pre, store_motion): New debug counters.
19754 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19755 is not an RTL pass anymore.
19756 (pass_profiling): Remove extern decl for pass removed in 2005.
19757 (pass_gcse, pass_jump_bypass): Remove.
19758 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19759 to 0 for clean state.
19760 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19761 * cse.c (gate_handle_cse_after_global_opts,
19762 rest_of_handle_cse_after_global_opts): New functions.
19763 (pass_cse_after_global_opts): New pass, does local CSE.
19764 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19765 (TV_CPROP): New timevar.
19766 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19767 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19768 (gcse_main, recompute_all_luids): Remove.
19769 (compute_hash_table_work): Call max_reg_num instead of reading
19771 (cprop_jump): Don't set run_jump_opt_after_gcse.
19772 (constprop_register): Always allow to alter jumps.
19773 (cprop_insn): Likewise.
19774 (do_local_cprop): Likewise.
19775 (local_cprop_pass): Likewise. Return non-zero if something changed.
19776 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19777 (find_implicit_sets): Add note about missed optimization opportunity.
19778 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19779 pass_rtl_cprop execute function.
19780 Don't bother tracking the pass number, each pass gets its own dumpfile
19782 Always allow to alter jumpsand bypass jumps.
19783 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19784 will just find no suitable set.
19785 (pre_edge_insert): Fix dumping, this function is for PRE only.
19786 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19787 pass_rtl_pre execute function.
19788 (hoist_code): Return non-zero if something changed. Keep track of
19789 substitutions and insertions for statistics gathering similar to PRE.
19790 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19791 called from the pass_rtl_hoist execute function. Show pass statistics.
19792 (compute_store_table): Use max_reg_num directly instead of using the
19793 formerly global max_gcse_regno.
19794 (build_store_vectors): Likewise.
19795 (replace_store_insn): Fix dumping.
19796 (store_motion): Rename to ...
19797 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19798 pass, called from the pass_rtl_store_motion execute function. Keep
19799 track of substitutions and insertions for statistics gathering similar
19801 (bypass_jumps): Remove, fold interesting bits into ...
19802 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19803 from the pass_rtl_cprop execute function.
19804 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19805 pass_jump_bypass): Remove.
19806 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19807 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19808 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19809 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19810 (gate_rtl_store_motion, execute_rtl_store_motion,
19811 pass_rtl_store_motion): New.
19812 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19813 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19814 * passes.c (init_optimization_passes): Remove pass_gcse and
19815 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19816 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19817 instead of pass_jump_bypass.
19819 2009-04-27 Richard Guenther <rguenther@suse.de>
19821 PR middle-end/39928
19822 * gimplify.c (gimplify_expr): If we are required to create
19823 a temporary make sure it ends up as register.
19825 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19828 * config/i386/i386.c (construct_container): Don't call
19829 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19830 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19832 2009-04-27 Michael Matz <matz@suse.de>
19834 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19835 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19836 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19837 (dump_replaceable_exprs): Take a bitmap.
19838 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19840 (expand_gimple_basic_block): Likewise.
19841 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19842 replaceable_expressions member a bitmap.
19843 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19844 (mark_replaceable): Likewise.
19845 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19846 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19848 2009-04-27 Richard Guenther <rguenther@suse.de>
19850 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19851 (verify_stmts): Dispatch to gimple/type verification code.
19852 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19853 issue with call argument types.
19855 2009-04-27 Michael Matz <matz@suse.de>
19857 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19858 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19861 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19862 Eric Botcazou <ebotcazou@adacore.com>
19864 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19865 a label's basic block.
19866 (mark_target_live_regs): Tidy and rework obsolete comments.
19867 Change back DF problem to LIVE. If a label starts a basic block,
19868 assume that all registers that used to be live then still are.
19869 (init_resource_info): If a label starts a basic block, set its
19870 BLOCK_FOR_INSN accordingly.
19871 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19873 2009-04-27 Richard Guenther <rguenther@suse.de>
19875 * tree-flow-inline.h (function_ann): Remove.
19876 (get_function_ann): Likewise.
19877 * tree-dfa.c (create_function_ann): Remove.
19878 * tree-flow.h (struct static_var_ann_d): Remove.
19879 (struct function_ann_d): Likewise.
19880 (union tree_ann_d): Remove fdecl member.
19881 (function_ann_t): Remove.
19882 (function_ann, get_function_ann, create_function_ann): Remove
19885 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19887 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19889 2009-04-27 Jan Hubicka <jh@suse.cz>
19891 * ipa-pure-const.c (struct funct_state_d): New fields
19892 state_previously_known, looping_previously_known; remove
19893 state_set_in_source.
19894 (analyze_function): Use new fields.
19895 (propagate): Avoid assumption that state_set_in_source imply
19898 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19899 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19900 * cfgloop.h (finite_loop_p): Declare.
19902 2009-04-26 Michael Matz <matz@suse.de>
19904 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19906 2009-04-26 Michael Matz <matz@suse.de>
19908 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19909 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19910 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19911 pass_mark_used_blocks): Remove.
19912 * tree-optimize.c (pass_free_datastructures,
19913 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19914 * passes.c (init_optimization_passes): Don't call
19915 pass_mark_used_blocks, remove dead code.
19917 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19919 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19920 * tree-ssa-live.h (register_ssa_partition): Likewise.
19922 2009-04-26 Michael Matz <matz@suse.de>
19925 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19926 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19927 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19929 (compare_pairs): Swap cost comparison.
19930 (coalesce_ssa_name): Don't use change_partition_var.
19931 * tree-nrv.c (struct nrv_data): Add modified member.
19932 (finalize_nrv_r): Set it.
19933 (tree_nrv): Use it to update statements.
19934 (pass_nrv): Require PROP_ssa.
19935 * tree-mudflap.c (mf_decl_cache_locals,
19936 mf_build_check_statement_for): Use make_rename_temp.
19937 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19938 * alias.c (find_base_decl): Handle SSA names.
19939 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19940 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19941 * rtl.h (set_reg_attrs_for_parm): Declare.
19942 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19943 to "optimized", remove unused locals at finish.
19944 (execute_free_datastructures): Make global, call
19945 delete_tree_cfg_annotations.
19946 (execute_free_cfg_annotations): Don't call
19947 delete_tree_cfg_annotations.
19949 * ssaexpand.h: New file.
19950 * expr.c (toplevel): Include ssaexpand.h.
19951 (expand_assignment): Handle SSA names the same as register variables.
19952 (expand_expr_real_1): Expand SSA names.
19953 * cfgexpand.c (toplevel): Include ssaexpand.h.
19954 (SA): New global variable.
19955 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19956 (SSAVAR): New macro.
19957 (set_rtl): New helper function.
19958 (add_stack_var): Deal with SSA names, use set_rtl.
19959 (expand_one_stack_var_at): Likewise.
19960 (expand_one_stack_var): Deal with SSA names.
19961 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19962 before unique numbers.
19963 (expand_stack_vars): Use set_rtl.
19964 (expand_one_var): Accept SSA names, add asserts for them, feed them
19965 to above subroutines.
19966 (expand_used_vars): Expand all partitions (without default defs),
19967 then only the local decls (ignoring those expanded already).
19968 (expand_gimple_cond): Remove edges when jumpif() expands an
19969 unconditional jump.
19970 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19971 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19973 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19974 members of SA; deal with PARM_DECL partitions here; expand
19975 all PHI nodes, free tree datastructures and SA. Commit instructions
19976 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19977 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19978 info and statements at start, collect garbage at finish.
19979 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19980 (VAR_ANN_PARTITION) Remove.
19981 (change_partition_var): Don't declare.
19982 (partition_to_var): Always return SSA names.
19983 (var_to_partition): Only accept SSA names.
19984 (register_ssa_partition): Only check argument.
19985 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19987 (delete_var_map): Don't free it.
19988 (var_union): Only accept SSA names, simplify.
19989 (partition_view_init): Mark only useful SSA names as used.
19990 (partition_view_fini): Only deal with SSA names.
19991 (change_partition_var): Remove.
19992 (dump_var_map): Use ssa_name instead of partition_to_var member.
19993 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19995 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19996 (struct _elim_graph): New member const_dests; nodes member vector of
19998 (set_location_for_edge): New static helper.
19999 (create_temp): Remove.
20000 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20001 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20002 (new_elim_graph): Allocate const_dests member.
20003 (clean_elim_graph): Truncate const_dests member.
20004 (delete_elim_graph): Free const_dests member.
20005 (elim_graph_size): Adapt to new type of nodes member.
20006 (elim_graph_add_node): Likewise.
20007 (eliminate_name): Likewise.
20008 (eliminate_build): Don't take basic block argument, deal only with
20009 partition numbers, not variables.
20010 (get_temp_reg): New static helper.
20011 (elim_create): Use it, deal with RTL temporaries instead of trees.
20012 (eliminate_phi): Adjust all calls to new signature.
20013 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20014 (rewrite_trees): Only do checking.
20015 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20016 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20017 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20018 contains_tree_r, MAX_STMTS_IN_LATCH,
20019 process_single_block_loop_latch, analyze_edges_for_bb,
20020 perform_edge_inserts): Remove.
20021 (expand_phi_nodes): New global function.
20022 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20023 functions, initialize new parameter, remember partitions having a
20025 (finish_out_of_ssa): New global function.
20026 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20027 don't reset in_ssa_p here, don't disable TER when mudflap.
20028 (pass_del_ssa): Remove.
20029 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20031 (execute_free_datastructures): Declare.
20032 * Makefile.in (SSAEXPAND_H): New variable.
20033 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20034 * basic-block.h (commit_one_edge_insertion): Declare.
20035 * passes.c (init_optimization_passes): Move pass_nrv and
20036 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20037 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20038 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20039 (redirect_branch_edge): Deal with super block when expanding, split
20040 out jump patching itself into ...
20041 (patch_jump_insn): ... here, new static helper.
20043 2009-04-26 Michael Matz <matz@suse.de>
20045 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20046 beyond num_ssa_names.
20047 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20048 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20050 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20052 PR inline-asm/39543
20053 * fwprop.c (forward_propagate_asm): New function.
20054 (forward_propagate_and_simplify): Propagate also into __asm, if it
20055 doesn't increase the number of referenced registers.
20058 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20060 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20062 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20063 note_nonlocal_vla_type for nonlocal VLAs.
20064 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20065 contains_remapped_vars, remap_vla_decls): New functions.
20066 (convert_nonlocal_reference_stmt): If not optimizing, call
20067 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20068 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20069 if it wasn't found in var_map.
20070 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20071 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20072 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20074 * gimplify.c (nonlocal_vlas): New variable.
20075 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20077 (gimplify_body): Create and destroy nonlocal_vlas.
20079 * dwarf2out.c (loc_descr_plus_const): New function.
20080 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20081 mem_loc_descriptor, loc_descriptor_from_tree_1,
20082 descr_info_loc, gen_variable_die): Use it.
20084 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20085 !TREE_STATIC VAR_DECLs.
20086 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20087 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20088 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20089 DECL_BY_REFERENCE is valid.
20090 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20091 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20092 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20093 Copy DECL_BY_REFERENCE.
20094 (struct nesting_copy_body_data): New type.
20095 (nesting_copy_decl): New function.
20096 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20097 if they have variable length.
20099 2009-04-26 Michael Matz <matz@suse.de>
20101 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20102 mark new temporaries for renaming.
20104 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20107 * c-decl.c (global_bindings_p): Return negative value.
20108 (c_variable_size): New. Based on variable_size from
20110 (grokdeclarator): Call c_variable_size not variable_size.
20112 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20114 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20116 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20118 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20119 Redefine it to just use mingw/include.
20120 (ASM_SPEC): Rules for -m32 and -m64.
20121 (LINK_SPEC): Use Likewise.
20122 (SPEC_32): New define.
20123 (SPEC_64): Likewise.
20124 (SUB_LINK_SPEC): Likewise.
20125 (MULTILIB_DEFAULTS): New define.
20126 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20127 Add multilib options.
20128 (MULTILIB_DIRNAMES): Likewise.
20129 (MULTILIB_OSDIRNAMES): Likewise.
20130 (LIBGCC): Likewise.
20131 (INSTALL_LIBGCC): Likewise.
20133 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20136 * c-tree.h (enum c_inline_static_type): New.
20137 (record_inline_static): Declare.
20138 * c-decl.c (struct c_inline_static, c_inline_statics,
20139 record_inline_static, check_inline_statics): New.
20140 (pop_file_scope): Call check_inline_statics.
20141 (start_decl): Call record_inline_static instead of pedwarning
20142 directly for static in inline function.
20143 * c-typeck.c (build_external_ref): Call record_inline_static
20144 instead of pedwarning directly for static referenced in inline
20147 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20149 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20150 not new but only being rescanned.
20151 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20152 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20153 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20154 record_set_info, compute_set, grealloc): Remove.
20155 (recompute_all_luids): New function.
20156 (gcse_main): Don't compute sets, and don't do related memory
20157 allocations/free-ing. If something changed before the end of the
20158 pass, update LUIDs using recompute_all_luids.
20159 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20160 (free_gcse_mem): Don't free it either.
20161 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20162 Use the df insn LUIDs.
20163 (load_killed_in_block): Likewise.
20164 (compute_hash_table_work): Don't compute reg_set_in_block.
20165 (compute_transp): Use DF_REG_DEF_CHAINs.
20166 (local_cprop_pass): Don't use compute_sets and related functions.
20167 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20168 Use get_max_uid() instead of max_cuid.
20169 (insert_insn_end_basic_block, pre_insert_copy_insn,
20170 update_ld_motion_stores): Don't try to
20171 keep reg_set tables up to date.
20172 (pre_insert_copies): Use df insn LUIDs.
20173 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20174 (reg_set_info): Don't use extra bitmap argument.
20175 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20176 information to compute regs_set_in_block.
20177 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20178 (bypass_jumps): Don't use compute_sets and friends.
20180 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20183 * opts.c (undocumented_msg): Do not leave blank even with
20186 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20188 * c-decl.c (build_enumerator): Allow values folding to integer
20189 constants but not integer constant expressions with a pedwarn if
20192 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20195 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20196 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20197 type is an integer constant.
20199 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20202 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20205 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20208 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20209 with variably modified return type and no storage class
20210 specifiers, except for the case of nested functions. Distinguish
20211 extern declarations of functions with variably modified return
20212 types from those of objects with variably modified types.
20214 2009-04-25 Jan Hubicka <jh@suse.cz>
20216 * tree.c (list_equal_p): New function.
20217 * tree.h (list_equal_p): Declare.
20218 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20219 basic_block_def, basic_block, const_basic_block): New.
20220 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20221 (redirect_eh_edge): New function.
20222 (make_eh_edge_update_phi): EH edges are not abnormal.
20223 * except.c: Include tree-flow.h.
20224 (list_match): New function.
20225 (eh_region_replaceable_by_p): New function.
20226 (replace_region): New function.
20227 (hash_type_list): New function.
20228 (hash_eh_region): New function.
20229 (eh_regions_equal_p): New function.
20230 (merge_peers): New function.
20231 (remove_unreachable_regions): Verify EH tree when checking;
20233 (copy_eh_region_1): New function.
20234 (copy_eh_region): New function.
20235 (push_reachable_handler): New function.
20236 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20237 regions without label but with live RESX.
20238 * except.h (redirect_eh_edge_to_label): New.
20239 * tree-flow.h (redirect_eh_edge): New.
20240 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20241 basic_block_def, basic_block, const_basic_block): Remove.
20242 * Makefile.in (except.o): Add dependency on tree-flow.h
20243 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20244 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20247 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20250 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20251 on the destination of memcpy.
20253 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20255 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20256 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20257 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20259 2009-04-25 Jan Hubicka <jh@suse.cz>
20261 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20262 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20263 to be reached by different label than left.
20264 (update_eh_edges): Update comment; remove edge_to_remove if possible
20265 and return true if suceeded.
20266 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20267 (cleanup_eh): Compute sharing map.
20268 * except.c (remove_eh_handler_and_replace): Add argument if we should
20270 (remove_unreachable_regions): Update for label sharing.
20271 (label_to_region_map): Likewise.
20272 (get_next_region_sharing_label): New function.
20273 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20275 (remove_eh_handler): Update.
20276 (remove_eh_region_and_replace_by_outer_of): New function.
20277 * except.h (struct eh_region): Add next_region_sharing_label.
20278 (remove_eh_region_and_replace_by_outer_of,
20279 get_next_region_sharing_label): Declare.
20280 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20282 2009-04-25 Jan Hubicka <jh@suse.cz>
20284 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20285 insert code even if they are not critical.
20287 2009-04-25 Jan Hubicka <jh@suse.cz>
20289 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20290 (gimple_can_remove_branch_p): EH edges won't remove branch by
20292 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20293 updating of non-abnormal EH edges.
20294 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20295 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20296 (split_critical_edges): Split also edges where emitting code on them
20297 will lead to splitting later.
20299 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20300 H.J. Lu <hongjiu.lu@intel.com>
20303 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20304 the configured assembler supports fildq and fistpq mnemonics.
20305 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20306 * configure: Regenerated.
20307 * config.in: Ditto.
20309 * config/i386/i386.c (print_operand): Handle 'Z'.
20310 ['z']: Remove handling of special fild/fist suffixes.
20311 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20312 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20313 suffix of fild insn.
20314 (*floatsi<mode>2_vector_mixed): Ditto.
20315 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20316 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20317 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20318 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20319 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20321 2009-04-25 Ben Elliston <bje@au.ibm.com>
20323 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20324 the source of a set operation.
20326 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20328 * target.h (struct gcc_target): Add case_values_threshold field.
20329 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20330 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20331 * targhooks.c (default_case_values_threshold): New function.
20332 * targhooks.h (default_case_values_threshold): Declare function.
20333 * stmt.c (expand_case): Use case_values_threshold target hook.
20334 * expr.h (case_values_threshold): Remove declartation.
20335 * expr.c (case_values_threshold): Remove function.
20336 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20338 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20339 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20340 (avr_case_values_threshold): Declare as static.
20341 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20343 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20344 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20345 (mn10300_case_values_threshold): New function.
20347 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20349 * ira.c (setup_cover_and_important_classes): Add enum cast.
20351 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20353 * genpreds.c (write_enum_constraint_num): Output definition of
20354 CONSTRAINT_NUM_DEFINED_P macro.
20355 * ira.c (setup_cover_and_important_classes): Use
20356 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20358 2009-04-24 DJ Delorie <dj@redhat.com>
20360 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20361 __SH2A_SINGLE_ONLY__ also.
20363 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20365 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20366 (movdf_internal): Ditto.
20367 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20368 SFmode and DFmode constants.
20369 (ia64_print_operand): Add 'G' format for printing
20370 floating point constants.
20372 2009-04-24 Richard Guenther <rguenther@suse.de>
20374 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20375 from unsigned additions.
20377 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20379 * c-typeck.c (set_init_index): Allow array designators that are
20380 not integer constant expressions with a pedwarn if pedantic.
20382 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20384 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20385 zero if no overlap in nonzero bits between the operands.
20387 2009-04-24 Ian Lance Taylor <iant@google.com>
20389 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20390 (record_dead_and_set_regs): Likewise.
20391 * df.h (struct df_mw_hardreg): Change flags field to int.
20392 (struct df_base_ref): Likewise.
20393 (struct df): Change changeable_flags field to int.
20394 * df-scan.c (df_defs_record): Change clobber_flags to int.
20395 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20396 constants rather than #define macros.
20397 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20398 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20399 (enum dwarf_calling_convention): Likewise.
20400 (enum dwarf_line_number_x_ops): Likewise.
20401 (enum dwarf_call_frame_info): Likewise.
20402 (enum dwarf_source_language): Likewise.
20403 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20404 (add_calling_convention_attribute): Likewise.
20405 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20406 (combine_comparisons): Change compcode to int. Add cast to enum type.
20407 * genrecog.c (maybe_both_true_2): Change c to int.
20408 (write_switch): Likewise. Add cast to enum type.
20409 * gimplify.c (gimplify_omp_for): Handle return values from
20410 gimplify_expr using MIN rather than bitwise or.
20411 (gimplify_expr): Add cast to enum type.
20412 * ipa-prop.c (update_jump_functions_after_inlining): Change
20413 IPA_BOTTOM to IPA_JF_UNKNOWN.
20414 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20415 Add casts to enum type.
20416 (setup_cover_and_important_classes): Change cl to int. Add casts
20418 (setup_class_translate): Change cl and mode to int.
20419 (ira_init_once): Change mode to int.
20420 (free_register_move_costs): Likewise.
20421 (setup_prohibited_mode_move_regs): Add casts to enum type.
20422 * langhooks.c (add_builtin_function_common): Rework assertion that
20423 value fits bitfield.
20424 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20425 * omega.c (omega_do_elimination): Avoid math on enum types.
20426 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20427 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20428 int local to handle integral_argment value.
20429 * regmove.c (try_auto_increment): Change PUT_MODE to
20431 * reload.c (push_secondary_reload): Add casts to enum type.
20432 (secondary_reload_class, find_valid_class): Likewise.
20433 * reload1.c (emit_input_reload_insns): Likewise.
20434 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20435 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20436 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20438 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20439 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20441 (expand_complex_libcall): Add casts to enum type.
20442 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20443 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20444 with ERROR_MARK, not NUM_TREE_CODES.
20445 (vect_create_epilog_for_reduction): Likewise.
20446 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20447 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20448 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20450 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20451 vect_unused_in_loop. Change 0 to loop_vect.
20452 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20453 * var-tracking.c (get_init_value): Change return type to enum
20455 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20456 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20458 (arm_override_options): Add casts to enum type.
20459 (arm_emit_tls_decoration): Likewise.
20460 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20462 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20463 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20464 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20466 * config/s390/s390.c (code_for_builtin_64): Change to array of
20468 (code_for_builtin_31): Likewise.
20469 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20471 * config/sparc/sparc.c (sparc_override_options): Change value
20472 field in struct code_model to enum cmodel. In initializer change
20473 0 to NULL and add cast to enum type.
20475 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20476 Change all callers. Issue a -Wc++-compat warning using
20477 lhs_origtype if necessary.
20478 (convert_for_assignment): Issue -Wc++-compat warnings about
20479 invalid conversions to enum type on assignment.
20480 * c-common.h (build_modify_expr): Update declaration.
20482 2009-04-24 Nick Clifton <nickc@redhat.com>
20484 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20485 (function_arg_advance): Likewise.
20486 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20489 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20491 * config/s390/constraints.md ('I', 'J'): Fix condition.
20493 2009-04-24 Diego Novillo <dnovillo@google.com>
20495 * gengtype-parse.c (parse_error): Add newline after message.
20497 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20499 * config/i386/sse.md (avxmodesuffixs): Removed.
20500 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20501 (*avx_pinsr<ssevecsize>): This.
20503 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20505 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20506 follow chains of regs with a single definition, and allow expressions
20507 that are function_invariant_p.
20508 (simple_rhs_p): Allow expressions that are function_invariant_p.
20510 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20512 PR middle-end/39867
20513 * fold-const.c (fold_cond_expr_with_comparison): When folding
20514 > and >= to MAX, make sure the MAX uses the same type as the
20515 comparison's operands.
20517 2009-04-24 Nick Clifton <nickc@redhat.com>
20519 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20520 addressing for DImode accesses.
20521 (frv_print_operand_address): Handle PLUS case.
20522 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20524 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20526 PR rtl-optimization/39794
20527 * alias.c (canon_true_dependence): Add x_addr argument.
20528 * rtl.h (canon_true_dependence): Adjust prototype.
20529 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20530 * cselib.c (cselib_invalidate_mem): Likewise.
20531 * gcse.c (compute_transp): Likewise.
20532 * dse.c (scan_reads_nospill): Likewise.
20533 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20534 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20535 canon_base_addr of the group, plus optional offset.
20536 (struct group_info): Rename canon_base_mem to
20538 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20539 canon_rtx of base_mem.
20541 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20543 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20544 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20546 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20548 * config/spu/spu-builtins.h: Delete file.
20550 * config/spu/spu.h (enum spu_builtin_type): Move here from
20552 (struct spu_builtin_description): Likewise. Add GTY marker.
20553 Do not use enum spu_function_code or enum insn_code.
20554 (spu_builtins): Add extern declaration.
20556 * config/spu/spu.c: Do not include "spu-builtins.h".
20557 (enum spu_function_code, enum spu_builtin_type_index,
20558 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20559 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20560 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20561 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20562 (spu_builtin_types): Make static. Add GTY marker.
20563 (spu_builtins): Add extern declaration with GTY marker.
20564 Include "gt-spu.h".
20566 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20567 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20568 Check programmatically whether all parameters are scalar.
20570 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20572 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20574 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20575 assignment from the constructor either if the target is volatile.
20577 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20579 * config/arm/arm.md (insv): Do not share operands[0].
20581 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20583 * config/vxlib-tls.c (active_tls_threads): Delete.
20584 (delete_hook_installed): New.
20585 (tls_delete_hook): Don't delete the delete hook.
20586 (tls_destructor): Delete it here.
20587 (__gthread_set_specific): Adjust installing the delete hook.
20588 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20589 __gthread_leave_tsd_dtor_context.
20591 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20593 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20595 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20597 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20599 (alpha_rtx_costs): Ditto.
20600 (emit_unlikely_jump): Use add_reg_note.
20601 (emit_frame_store_1): Ditto.
20602 (alpha_expand_prologue): Ditto.
20603 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20604 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20606 2009-04-23 Nick Clifton <nickc@redhat.com>
20608 * config/v850/v850.md (epilogue): Remove suppressed code.
20609 (return): Rename to return_simple and remove test of frame size.
20610 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20611 to gen_return_simple.
20613 2009-04-22 Jing Yu <jingyu@google.com>
20616 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20618 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20621 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20622 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20623 value is a VECTOR_CST, the element type is the element type of the
20626 2009-04-22 DJ Delorie <dj@redhat.com>
20628 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20630 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20632 * alias.c (find_base_term): Move around LO_SUM case, so that
20633 CONST falls through into PLUS/MINUS handling.
20636 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20637 into 0, use omit_one_operand.
20639 2009-04-23 Ben Elliston <bje@au.ibm.com>
20641 * config/rs6000/linux-unwind.h (get_regs): Remove type
20642 puns. Change the type of `pc' to an array of unsigned ints and
20643 update all users. Constify frame24.
20645 2009-04-22 DJ Delorie <dj@redhat.com>
20647 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20648 declarations before code.
20649 (current_function_special_page_vector): Likewise.
20650 (m32c_expand_insv): Silence a warning.
20652 2009-04-21 Taras Glek <tglek@mozilla.com>
20654 * alias.c: Update GTY annotations to new syntax.
20655 * basic-block.h: Likewise.
20656 * bitmap.h: Likewise.
20657 * c-common.h: Likewise.
20658 * c-decl.c: Likewise.
20659 * c-parser.c: Likewise.
20660 * c-pragma.c: Likewise.
20661 * c-tree.h: Likewise.
20662 * cfgloop.h: Likewise.
20663 * cgraph.h: Likewise.
20664 * config/alpha/alpha.c: Likewise.
20665 * config/arm/arm.h: Likewise.
20666 * config/avr/avr.h: Likewise.
20667 * config/bfin/bfin.c: Likewise.
20668 * config/cris/cris.c: Likewise.
20669 * config/darwin.c: Likewise.
20670 * config/frv/frv.c: Likewise.
20671 * config/i386/i386.c: Likewise.
20672 * config/i386/i386.h: Likewise.
20673 * config/i386/winnt.c: Likewise.
20674 * config/ia64/ia64.h: Likewise.
20675 * config/iq2000/iq2000.c: Likewise.
20676 * config/mips/mips.c: Likewise.
20677 * config/mmix/mmix.h: Likewise.
20678 * config/pa/pa.c: Likewise.
20679 * config/pa/pa.h: Likewise.
20680 * config/rs6000/rs6000.c: Likewise.
20681 * config/s390/s390.c: Likewise.
20682 * config/sparc/sparc.c: Likewise.
20683 * config/xtensa/xtensa.c: Likewise.
20684 * cselib.h: Likewise.
20685 * dbxout.c: Likewise.
20686 * dwarf2out.c: Likewise.
20687 * except.c: Likewise.
20688 * except.h: Likewise.
20689 * fixed-value.h: Likewise.
20690 * function.c: Likewise.
20691 * function.h: Likewise.
20692 * gimple.h: Likewise.
20693 * integrate.c: Likewise.
20694 * optabs.c: Likewise.
20695 * output.h: Likewise.
20696 * real.h: Likewise.
20698 * stringpool.c: Likewise.
20699 * tree-data-ref.c: Likewise.
20700 * tree-flow.h: Likewise.
20701 * tree-scalar-evolution.c: Likewise.
20702 * tree-ssa-address.c: Likewise.
20703 * tree-ssa-alias.h: Likewise.
20704 * tree-ssa-operands.h: Likewise.
20705 * tree.c: Likewise.
20706 * tree.h: Likewise.
20707 * varasm.c: Likewise.
20708 * varray.h: Likewise.
20710 * coretypes.h: Do not define GTY macro if it is already defined.
20711 * doc/gty.texi: Update GTY documentation to new syntax.
20712 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20713 annotations on structs.
20714 * gengtype-parse.c: Likewise.
20716 2009-04-22 Mark Heffernan <meheff@google.com>
20718 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20720 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20722 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20725 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20727 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20728 the same as a PLUS without a shift. Increase the cost of a
20731 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20733 * Makefile.in: Update dependencies.
20734 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20735 * errors.h: Remove bogus comment about compatibility.
20736 (warning): Update declaration.
20737 * genautomata.c: Update all calls to warning.
20738 * gimple.c: Do not include errors.h. Include toplev.h.
20739 * tree-ssa-structalias.c: Do not include errors.h.
20740 * omega.c: Likewise.
20741 * tree-ssa-reassoc.c: Likewise.
20742 * config/spu/spu-c.c: Likewise.
20743 * config/spu/t-spu-elf: Update dependencies.
20745 2009-04-22 Richard Guenther <rguenther@suse.de>
20747 PR tree-optimization/39824
20748 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20749 make sure the types are compatible.
20751 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20754 * c-common.c (c_parse_error): Take a token_flags parameter.
20755 Use token_type for the token type instead.
20756 Pass token_flags to cpp_type2name.
20757 * c-common.h (c_parse_error): Update declaration.
20758 * c-parser.c (c_parser_error): Pass 0 as token flags.
20760 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20762 PR rtl-optimization/39580
20763 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20765 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20767 * function.c (expand_function_end): Do not emit a jump to the "naked"
20768 return label for fall-through returns.
20769 * except.c (sjlj_emit_function_exit): Always place the call to the
20770 unregister function at the location installed by expand_function_end.
20772 2009-04-22 Richard Guenther <rguenther@suse.de>
20774 PR tree-optimization/39845
20775 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20776 (gen_inbound_check): Likewise.
20778 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20780 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20782 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20783 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20785 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20787 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20788 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20789 shift counts to avoid out-of-bounds array accesses.
20791 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20793 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20794 (Pmode): Move above.
20796 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20798 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20799 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20800 GET_CODE macro. Use IN_RANGE macro where appropriate.
20801 * config/alpha/alpha.h: Ditto.
20802 * config/alpha/alpha.md: Ditto.
20803 * config/alpha/constraints.md: Ditto.
20804 * config/alpha/predicates.md: Ditto.
20806 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20808 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20809 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20810 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20811 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20812 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20813 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20814 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20815 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20816 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20817 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20818 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20819 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20820 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20821 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20822 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20823 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20824 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20825 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20826 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20827 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20828 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20829 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20830 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20831 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20832 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20833 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20834 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20836 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20838 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20839 references from comments.
20840 * cfgbuild.c: (count_basic_blocks): Delete.
20841 (find_basic_blocks_1): Delete.
20842 (find_basic_blocks): Delete.
20843 * except.c (finish_eh_generation): Make static. Move comment from
20844 except.h here. Remove find_basic_blocks references from comments.
20845 * except.h (finish_eh_generation): Delete.
20846 * basic-block.h (find_basic_blocks): Delete.
20847 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20849 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20851 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20852 (sdbout_parms): Likewise.
20854 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20856 * config/sh/sh.c (prepare_cbranch_operands): Use
20857 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20858 (expand_cbranchdi4): Likewise.
20859 (from_compare): Add cast to enum type.
20860 (expand_cbranchsi4): Use add_reg_note.
20861 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20862 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20863 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20864 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20865 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20866 instead of CODE_FOR_nothing.
20867 (cbranchdi4): Likewise. Fix the order of arguments for
20869 (push_fpscr): Use add_reg_note.
20870 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20871 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20873 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20875 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20876 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20877 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20878 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20879 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20880 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20881 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20882 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20883 config/alpha/x-vms, config/arc/t-arc,
20884 config/arm/README-interworking, config/arm/arm-c.c,
20885 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20886 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20887 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20888 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20889 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20890 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20891 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20892 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20893 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20894 config/cris/t-elfmulti, config/crx/t-crx,
20895 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20896 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20897 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20898 config/h8300/t-h8300, config/i386/athlon.md,
20899 config/i386/darwin-libgcc.10.4.ver,
20900 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20901 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20902 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20903 config/i386/t-linux64, config/i386/t-nwld,
20904 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20905 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20906 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20907 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20908 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20909 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20910 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20911 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20912 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20913 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20914 config/m68k/t-uclinux, config/mcore/t-mcore,
20915 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20916 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20917 config/mips/crtn.asm, config/mips/irix-crti.asm,
20918 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20919 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20920 config/mips/mips-fixed.md, config/mips/sb1.md,
20921 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20922 config/mips/t-iris6, config/mips/t-isa3264,
20923 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20924 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20925 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20926 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20927 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20928 config/mn10300/t-linux, config/mn10300/t-mn10300,
20929 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20930 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20931 config/picochip/libgccExtras/clzsi2.asm,
20932 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20933 config/rs6000/darwin-libgcc.10.4.ver,
20934 config/rs6000/darwin-libgcc.10.5.ver,
20935 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20936 config/rs6000/t-aix43, config/rs6000/t-aix52,
20937 config/rs6000/t-darwin, config/rs6000/t-fprules,
20938 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20939 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20940 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20941 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20942 config/rs6000/t-rtems, config/rs6000/t-spe,
20943 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20944 config/score/t-score-elf, config/sh/divcost-analysis,
20945 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20946 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20947 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20948 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20949 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20950 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20951 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20952 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20953 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20954 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20955 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20956 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20957 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20958 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20959 * config/h8300/genmova.sh: Include copyright and license notices
20960 in generated output.
20961 * config/h8300/mova.md: Regenerate.
20962 * doc/install.texi2html: Include word "Copyright" in copyright
20963 notice and use name "Free Software Foundation, Inc.".
20964 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20965 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20966 ChangeLog-2007, ChangeLog-2008: Correct dates.
20968 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20970 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20971 NE_EXPR operations as well.
20972 * c-parser.c (c_parser_condition): Do not set location information on
20974 (c_parser_conditional_expression): Likewise.
20975 (c_parser_binary_expression): Set location information on operators.
20976 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20977 TRUTH_NOT_EXPR has been folded.
20978 * fold-const.c (fold_truth_not_expr): Copy location information from
20979 the incoming expression to the outgoing one.
20980 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20981 recursive calls on the LHS of the operator but pass that of the
20982 operator to recursive calls on the RHS of the operator. Set it
20984 (shortcut_cond_expr): Set the locus of the operator on the second
20985 COND_EXPR and that of the expression on the first in degenerate cases.
20986 Pass the locus of the expression to calls to shortcut_cond_r.
20987 Set the locus of the 'then' block on the associated jump, if any.
20988 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20989 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20990 expression to call to gimplify_boolean_expr.
20992 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20994 * config.gcc: Add additional configuration for
20995 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20996 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20997 (CPP_SPEC): Redefine for allowing -municode option.
20998 (STARTFILE_SPEC): Likewise.
20999 * config/i386/t-mingw-w64: New.
21000 * config/i386/mingw-w64.opt: New.
21001 (municode): Add new target option.
21002 * doc/invoke.texi (municode): Add documentation for new option.
21004 2009-04-21 Ian Lance Taylor <iant@google.com>
21006 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21007 Correct test for number of arguments.
21008 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21010 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21012 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21013 argument of emit_library_call.
21015 2009-04-21 Richard Guenther <rguenther@suse.de>
21017 PR middle-end/39829
21018 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21019 inside VIEW_CONVERT_EXPRs.
21021 2009-04-21 Martin Jambor <mjambor@suse.cz>
21023 * tree-switch-conversion.c (build_constructors): Split a long line.
21024 (constructor_contains_same_values_p): New function.
21025 (build_one_array): Create assigns of constants if possible, do not
21026 call mark_sym_for_renaming, call update_stmt.
21027 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21028 make_rename_temp. Do not call mark_symbols_for_renaming, call
21030 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21031 find_new_referenced_vars, call update_stmt.
21032 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21033 instead of calling make_rename_temp. Do not call
21034 find_new_referenced_vars or mark_symbols_for_renaming, call
21037 2009-04-21 Richard Guenther <rguenther@suse.de>
21039 PR tree-optimization/39827
21040 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21041 (tree_ssa_phiprop): Pass the correct array size.
21043 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21045 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21047 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21050 * c-typeck.c (lvalue_p): Move declaration ...
21051 * c-common.h (lvalue_p): ... to here.
21052 * c-common.c (candidate_equal_p): New.
21053 (add_tlist): Use it.
21054 (merge_tlist): Use it.
21055 (warn_for_collisions_1): Likewise.
21056 (warning_candidate_p): Accept more candidates.
21057 (verify_tree): A warning candidate can be an expression. Use
21060 2009-04-21 Ben Elliston <bje@au.ibm.com>
21063 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21064 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21065 options. Remove -mcall-solaris documentation.
21067 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21070 * doc/invoke.texi (-Wlong-long): Update description.
21071 * c-lex (interpret_integer): Only warn if there was no previous
21072 overflow and -Wlong-long is enabled.
21073 * c-decl.c (declspecs_add_type): Drop redundant flags.
21074 * c.opt (Wlong-long): Init to -1.
21075 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21076 and front-end warn_long_long. Wlong-long only depends on other
21077 flags if it is uninitialized.
21078 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21079 the same for CPP and FE.
21080 (restore_extension_diagnostics): Likewise.
21082 2009-04-20 Ian Lance Taylor <iant@google.com>
21084 Fix enum conversions which are invalid in C++:
21085 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21086 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21087 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21088 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21089 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21090 (dbxout_parms): Likewise.
21091 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21092 (df_clear_flags): Likewise.
21093 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21094 top_flag parameter to int.
21095 (df_chain_create_bb_process_use): Likewise.
21096 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21098 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21099 (df_ref_create_structure, df_def_record_1): Likewise.
21100 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21101 (df_notes_rescan): Change 0 to VOIDmode in function call.
21102 (df_get_call_refs, df_insn_refs_collect): Likewise.
21103 (df_bb_regs_collect): Likewise.
21104 (df_entry_block_defs_collect): Likewise.
21105 (df_exit_block_uses_collect): Likewise.
21106 * df.h: Update declarations.
21107 * double-int.c (double_int_divmod): Add cast to enum type.
21108 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21109 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21110 (based_loc_descr): Likewise.
21111 (loc_descriptor_from_tree_1): Change first_op and second_op to
21112 enum dwarf_location_atom. Add cast to enum type.
21113 * expmed.c (init_expmed): Change 0 to SET in function call.
21114 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21115 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21116 (do_store_flag): Likewise.
21117 * fixed-value.h (struct fixed_value): Change mode to enum
21119 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21120 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21122 (insert_insn_decl, insert_decl, insert_state): Likewise.
21123 (automata_list_finish): Likewise.
21124 * genrecog.c (process_define_predicate): Add cast to enum type.
21125 * gensupport.c (init_predicate_table): Add cast to enum type.
21126 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21128 (gimple_build_call_1, gimple_build_label): Likewise.
21129 (gimple_build_goto, gimple_build_asm_1): Likewise.
21130 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21131 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21132 (enum fallback): Rename from enum fallback_t.
21133 (fallback_t): Typedef as int.
21134 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21135 GSI_SAME_STMT in function call.
21136 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21138 (setup_reg_class_relations): Likewise.
21139 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21140 (setup_prohibited_class_mode_regs): Add cast to enum type.
21141 (setup_prohibited_mode_move_regs): Likewise.
21142 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21143 (record_address_regs): Change i to enum reg_class.
21144 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21145 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21146 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21147 (GET_MODE_2XWIDER_MODE): Likewise.
21148 (GET_CLASS_NARROWEST_MODE): Likewise.
21149 * omp-low.c (expand_omp_for): Add cast to enum type.
21150 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21151 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21152 * postreload.c (reload_cse_simplify_operands): Change rclass local
21154 * predict.c (combine_predictions_for_insn): Change best_predictor
21155 and predictor to enum br_predictor.
21156 (combine_predictions_for_bb): Likewise.
21157 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21158 use SET_PREDICT_EXPR_OUTCOME.
21159 * real.c (real_arithmetic): Change icode to code in function call.
21160 * reginfo.c (init_move_cost): Add casts to enum type.
21161 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21162 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21164 * reload.c (find_valid_class): Add casts to enum type.
21165 (push_reload): Change 0 to NO_REGS in function call.
21166 (find_reloads): Change this_alternative to array of enum
21167 reg_class. Remove some now-unnecessary casts.
21168 (make_memloc): Change 0 to VOIDmode in function call.
21169 * reload1.c (reload): Change 0 to VOIDmode in function call.
21170 (eliminate_regs_1, elimination_effects): Likewise.
21171 (eliminate_regs_in_insn): Likewise.
21172 (emit_input_reload_insns): Add cast to enum type.
21173 (delete_output_reload): Change 0 to VOIDmode in function call.
21174 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21175 to enum type in function call.
21176 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21177 (SET_PREDICT_EXPR_OUTCOME): Define.
21178 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21179 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21180 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21181 (dump_function): Likewise.
21182 * tree-dump.h: Update declarations.
21183 * tree-pass.h: Update declarations.
21184 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21185 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21187 (arm_rtx_costs_1): Correct parenthesization.
21188 (arm_rtx_costs): Add casts to enum type.
21189 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21190 (vfp_emit_fstmd): Use add_rg_note.
21191 (emit_multi_reg_push, emit_sfm): Likewise.
21192 (thumb_set_frame_pointer): Likewise.
21193 (arm_expand_prologue): Likewise.
21194 (arm_regno_class): Change return type to enum reg_class.
21195 (thumb1_expand_prologue): Use add_reg_note.
21196 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21197 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21199 * config/arm/gentune.sh: Add cast to enum type.
21200 * config/arm/arm-tune.md: Rebuild.
21201 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21202 (ix86_split_fp_branch, predict_jump): Likewise.
21203 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21204 insn_code to enum rtx_code.
21205 (ix86_builtin_vectorized_function): Add cast to enum type.
21206 * config/i386/i386.md (truncdfsf2): Change slot to enum
21208 (truncxf<mode>2, isinf<mode>2): Likewise.
21209 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21211 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21212 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21213 (insert_bundle_state): Change 1 to INSERT in function call.
21214 (ia64_add_bundle_selector_before): Likewise.
21215 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21216 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21217 (restore_stack_nonlocal): Likewise.
21218 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21220 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21222 (mips_rtx_costs): Likewise.
21223 (mips_override_options): Add casts to enum type.
21224 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21226 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21227 (store_reg, set_reg_plus_d): Likewise.
21228 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21229 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21231 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21233 (emit_unlikely_jump): Use add_reg_note.
21234 (rs6000_emit_allocate_stack): Likewise.
21235 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21236 (output_toc): Change 1 to INSERT in function call.
21237 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21238 (rs6000_initialize_trampoline): Likewise.
21239 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21241 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21242 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21243 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21244 (save_gprs): Use add_reg_note.
21245 (s390_emit_prologue): Likewise.
21246 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21247 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21248 (sparc_fold_builtin): Add cast to enum type.
21249 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21251 (spu_expand_prologue): Use add_reg_note.
21252 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21254 2009-04-20 Ian Lance Taylor <iant@google.com>
21256 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21257 (c_parser_postfix_expression_after_primary): Get VEC for list of
21258 arguments. Get original types of arguments. Call
21259 build_function_call_vec.
21260 (cached_expr_list_1, cached_expr_list_2): New static variables.
21261 (c_parser_expr_list): Change return type to VEC *. Add
21262 p_orig_types parameter. Change all callers.
21263 (c_parser_release_expr): New static function.
21264 (c_parser_vec_to_tree_list): New static function.
21265 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21266 call build_function_call_vec.
21267 (build_function_call_vec): New function, based on old
21268 build_function_call.
21269 (convert_arguments): Remove nargs and argarray parameters. Change
21270 values to a VEC. Add origtypes parameter.
21271 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21272 (convert_for_assignment): Add origtype parameter. Change all
21273 callers. If warn_cxx_compat, check for conversion to an enum
21274 type when calling a function.
21275 (store_init_value): Add origtype parameter. Change all callers.
21276 (digest_init): Likewise.
21277 (struct init_node): Add origtype field.
21278 (add_pending_init): Add origtype parameter. Change all callers.
21279 (output_init_element): Likewise.
21280 (output_pending_init_elements): Pass origtype from init_node to
21281 output_init_element.
21282 (process_init_element): Pass origtype from c_expr to
21283 output_init_element.
21284 (c_finish_return): Add origtype parameter. Change all callers.
21285 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21287 (sync_resolve_params): Likewise.
21288 (sync_resolve_return): Change params to first_param. Change caller.
21289 (resolve_overloaded_builtins): Change params to VEC *. Change
21290 callers. Save first parameter around call to build_function_call_vec.
21291 * c-decl.c (finish_decl): Add origtype parameter. Change all
21292 callers. Call build_function_call_vec rather than
21293 build_function_call for cleanup.
21294 * c-tree.h: Update declarations.
21295 * c-common.h: Update declarations.
21296 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21297 params to first_param.
21298 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21299 params parameter from tree to void *.
21300 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21301 Change arglist parameter to have type void *, and to be a pointer
21303 * config/rs6000/rs6000-protos.h
21304 (altivec_resolve_overloaded_builtin): Update declaration.
21305 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21306 fnargs parameter to have type void *, and to be a pointer to a
21307 VEC. Call build_function_call_vec instead of
21308 build_function_call.
21309 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21311 2009-04-20 Joey Ye <joey.ye@intel.com>
21312 Xuepeng Guo <xuepeng.guo@intel.com>
21313 H.J. Lu <hongjiu.lu@intel.com>
21315 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21317 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21318 (IX86_LEA_PRIORITY): Likewise.
21319 (distance_non_agu_define): New function.
21320 (distance_agu_use): Likewise.
21321 (ix86_lea_for_add_ok): Likewise.
21322 (ix86_dep_by_shift_count): Likewise.
21324 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21325 should split for LEA.
21327 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21329 (ix86_dep_by_shift_count): Likewise.
21331 2009-04-20 Richard Guenther <rguenther@suse.de>
21333 * expr.c (handled_component_p): Move ...
21334 * tree.h (handled_component_p): ... here.
21335 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21336 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21337 and REALPART_EXPR to be in one group.
21339 2009-04-20 Richard Guenther <rguenther@suse.de>
21341 * basic-block.h (get_all_dominated_blocks): Declare.
21342 * dominance.c (get_all_dominated_blocks): New function.
21343 * tree-cfg.c (get_all_dominated_blocks): Remove.
21344 (remove_edge_and_dominated_blocks): Adjust.
21345 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21346 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21347 instead of recursing.
21349 2009-04-20 Doug Kwan <dougkwan@google.com>
21351 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21352 (struct cgraph_node_set_def): New type.
21353 (cgraph_node_set) New type. Also declare vector functions.
21354 (struct cgraph_node_set_element_def): New type.
21355 (cgraph_node_set_element): Ditto.
21356 (cgraph_node_set_iterator): New iterator type.
21357 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21358 cgraph_node_set_remove, dump_cgraph_node_set,
21359 debug_cgraph_node_set): New prototypes.
21360 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21361 cgraph_node_set_size): New inlines.
21362 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21363 including cgraph.h.
21364 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21365 argument to function 'write_summary'.
21366 * ipa.c: Include ggc.h.
21367 (hash_cgraph_node_set_element,
21368 eq_cgraph_node_set_element, cgraph_node_set_new,
21369 cgraph_node_set_add, cgraph_node_set_remove,
21370 cgraph_node_set_find, dump_cgraph_node_set,
21371 debug_cgraph_node_set): New functions.
21372 * Makefile.in (ipa.o): Add dependency on GGC_H.
21374 2009-04-20 Ira Rosen <irar@il.ibm.com>
21376 PR tree-optimization/39675
21377 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21378 check of the return code of vect_schedule_slp. Check that
21379 stmt_vec_info still exists for the statement, before checking its
21380 vectorization type.
21382 2009-04-20 Michael Matz <matz@suse.de>
21384 * Makefile.in (generated_files): Take out $(simple_generated_c).
21386 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21388 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21389 (UINTPTR_TYPE): Likewise.
21391 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21394 * c-typeck.c (digest_init): Check for initializing an array with a
21397 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21400 * c-semantics.c (pop_stmt_list): Propagate
21401 STATEMENT_LIST_HAS_LABEL to parent statement list.
21403 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21405 * config/mips/mips.h (mips_tune_attr): New macro.
21406 * config/mips/mips.md (cpu): Use it.
21408 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21411 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21414 2009-04-19 Diego Novillo <dnovillo@google.com>
21416 * toplev.c (compile_file): Move call to coverage_finish ...
21417 * cgraphunit.c (ipa_passes): ... here.
21418 Call cgraph_process_new_functions.
21419 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21420 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21422 2009-04-19 Jan Hubicka <jh@suse.cz>
21424 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21426 (dump_cgraph_node): Dump can throw external flag.
21427 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21429 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21433 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21434 * common.opt (Wlogical-op): Move from here...
21435 * c.opt (Wlogical-op): ... to here.
21436 * c-typeck.c (parser_build_binary_op): Update call to
21437 warn_logical_operator.
21438 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21440 * c-common.c (warn_logical_op): Update.
21441 * c-common.h (warn_logical_op): Update declaration.
21443 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21445 * tree.c (protected_set_expr_location): Fix formatting.
21447 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21450 * c-typeck.c (readonly_warning): new.
21451 (build_unary_op, build_modify_expr): Use readonly_warning for
21452 storing into something readonly but not const-qualified.
21454 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21457 * c-typeck.c (build_unary_op): Check for taking address of
21458 expression of type void.
21460 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21463 * c-typeck.c (build_function_call): Check for calling a function
21464 with qualified void return types. Call require_complete_type when
21467 2009-04-18 Jan Hubicka <jh@suse.cz>
21469 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21471 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21472 can_throw_external flag.
21473 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21474 * ipa-pure-const.c (ignore_edge): New function.
21475 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21476 only over can_throw_external edges.
21477 (local_pure_const): Add nothrow flag.
21478 * ipa-utils.c (searchc): Add ignore_edge callback.
21479 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21480 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21481 (set_nothrow_function_flags): Update cgraph.
21482 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21484 2009-04-18 Richard Guenther <rguenther@suse.de>
21486 PR middle-end/39804
21487 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21488 (fold_stmt): ... this and ...
21489 (fold_stmt_inplace): ... this.
21490 (fold_stmt_1): Fold references in calls and asms.
21491 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21493 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21495 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21496 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21498 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21500 * tree.c (function_args_count): Remove.
21501 * tree.h: Remove the prototype for function_args_count.
21503 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21505 * tree-iterator.c (expr_only): Remove.
21506 * tree.h: Remove the prototype for expr_only.
21508 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21510 * reginfo.c (cannot_change_mode_set_regs): Remove.
21511 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21513 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21515 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21516 whether operands 0 and 1 overlaps.
21518 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21520 PR middle-end/36902
21521 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21522 pointer. Use warning_at instead of warning.
21523 (search_for_addr_array): Likewise.
21524 (check_array_bounds): Likewise.
21525 (check_all_array_refs): Check that the incoming edge is not in the
21526 list of edges to be removed.
21527 (check_all_array_refs): Avoid the temporal pointer.
21528 (vrp_visit_cond_stmt): Fix typo.
21529 (simplify_switch_using_ranges): Handle the case where the switch
21530 index is an integer constant.
21532 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21534 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21536 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21538 * doc/extend.texi, doc/invoke.texi: Fix typos.
21540 2009-04-17 Cary Coutant <ccoutant@google.com>
21542 * tree-flow-inline.h (get_lineno): Fix inverted test.
21544 2009-04-17 Diego Novillo <dnovillo@google.com>
21546 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21547 assertion for AVAIL_OUT.
21549 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21552 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21553 * config/sh/linux-atomic.asm: Likewise.
21555 2009-04-17 Diego Novillo <dnovillo@google.com>
21557 * except.c (debug_eh_tree): New.
21558 (struct eh_region, struct eh_status): Move ...
21559 * except.h: ... here.
21560 (add_type_for_runtime): Declare extern.
21561 (lookup_type_for_runtime): Likewise.
21562 (debug_eh_tree): Declare.
21563 * Makefile.in (GTFILES): List except.h before except.c
21565 2009-04-17 Diego Novillo <dnovillo@google.com>
21567 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21568 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21569 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21570 (find_vars_r): ... here.
21571 * tree-flow.h (find_referenced_vars_in): Declare.
21572 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21573 that AVAIL_OUT exists for BLOCK.
21574 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21575 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21576 (tree-parloops.o): Likewise.
21578 2009-04-17 Simon Baldwin <simonb@google.com>
21580 * toplev.c (default_tree_printer): Add handling for %E format.
21582 2009-04-17 Diego Novillo <dnovillo@google.com>
21584 * tree-pretty-print.c (dump_generic_node): Add break after
21585 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21586 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21587 FUNCTION_TYPE together. Call print_struct_decl when printing
21588 structures and TDF_SLIM is not given.
21589 (print_struct_decl): Fix logic for detecting recursion.
21591 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21594 * gcc.c (create_at_file): New.
21595 (compile_input_file_p): New.
21596 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21597 * main.c (main): Update call to toplev_main.
21598 * toplev.c (toplev_main): Change signature. Call expandargv.
21599 * toplev.h (toplev_main): Change signature.
21601 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21603 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21604 if the latter is not constant.
21606 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21608 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21610 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21612 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21613 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21615 2009-04-17 Richard Guenther <rguenther@suse.de>
21617 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21618 Handle component references view-converting an invariant address.
21620 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21622 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21623 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21624 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21625 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21626 Use @deftypevr rather than @deftypevar.
21628 2009-04-17 Richard Guenther <rguenther@suse.de>
21630 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21631 (get_prop_source_stmt): Likewise.
21632 (can_propagate_from): Likewise.
21634 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21636 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21637 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21638 (--with-multilib-list): Add default value.
21639 * configure: Regenerate.
21640 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21641 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21642 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21643 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21644 Don't add default cpu to multilib list unnecessarily, but do enable
21645 the relevant compiler option..
21646 Add support for --with-multilib-list=<blank> and
21647 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21648 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21649 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21650 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21651 TM_MULTILIB_CONFIG.
21652 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21653 (MULTILIB_OSDIRNAMES): New variable.
21654 * config/sh/t-1e: Delete file.
21655 * config/sh/t-mlib-sh1: Delete file.
21656 * config/sh/t-mlib-sh2: Delete file.
21657 * config/sh/t-mlib-sh2a: Delete file.
21658 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21659 * config/sh/t-mlib-sh2a-single: Delete file.
21660 * config/sh/t-mlib-sh2a-single-only: Delete file.
21661 * config/sh/t-mlib-sh2e: Delete file.
21662 * config/sh/t-mlib-sh3e: Delete file.
21663 * config/sh/t-mlib-sh4: Delete file.
21664 * config/sh/t-mlib-sh4-nofpu: Delete file.
21665 * config/sh/t-mlib-sh4-single: Delete file.
21666 * config/sh/t-mlib-sh4-single-only: Delete file.
21667 * config/sh/t-mlib-sh4a: Delete file.
21668 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21669 * config/sh/t-mlib-sh4a-single: Delete file.
21670 * config/sh/t-mlib-sh4a-single-only: Delete file.
21671 * config/sh/t-mlib-sh4al: Delete file.
21672 * config/sh/t-mlib-sh5-32media: Delete file.
21673 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21674 * config/sh/t-mlib-sh5-64media: Delete file.
21675 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21676 * config/sh/t-mlib-sh5-compact: Delete file.
21677 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21678 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21679 * doc/install.texi (Options specification): Add
21680 --with-multilib-list and --with-endian.
21682 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21684 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21686 (OBJS-common): Add plugin-version.o.
21687 (plugin-version.o): New.
21688 * gcc-plugin.h (plugin_gcc_version): New.
21689 (plugin_default_version_check): New.
21690 (plugin_init_func, plugin_init): Add version argument.
21691 * plugin-version.c: New.
21692 * plugin.c (str_plugin_gcc_version_name): New.
21693 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21694 pass it to the init function.
21695 (plugin_default_version_check): New.
21697 2009-04-17 Richard Guenther <rguenther@suse.de>
21699 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21700 for decl-vs-decl disambiguation.
21702 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21704 * config/s390/s390.h (s390_tune_attr): New macro definition.
21705 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21707 2009-04-17 Richard Guenther <rguenther@suse.de>
21709 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21710 (fold_stmt_r): Likewise.
21711 (maybe_fold_reference): New function.
21712 (fold_gimple_assign): Handle cases fold_stmt_r did.
21713 (fold_stmt): Do not use fold_stmt_r.
21714 (fold_stmt_inplace): Likewise.
21716 2009-04-17 Richard Guenther <rguenther@suse.de>
21718 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21719 (record_equivalences_from_stmt): Remove useless checks and
21721 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21722 the type is already suitable.
21724 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21726 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21728 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21730 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21731 (CMPtype): Define as __gcc_CMPtype.
21733 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21735 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21736 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21738 2009-04-17 Richard Guenther <rguenther@suse.de>
21740 PR tree-optimization/39746
21741 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21742 special-casing for builtins and static variable use/def.
21743 (call_may_clobber_ref_p_1): Likewise.
21745 2009-04-16 Ian Lance Taylor <iant@google.com>
21747 * df.h: Include "timevar.h".
21748 (struct df_problem): Change tv_id field to timevar_id_t.
21749 * tree-pass.h: Include "timevar.h".
21750 (struct opt_pass): Change tv_id field to timevar_id_t.
21751 * timevar.h (timevar_id_t): Define TV_NONE.
21752 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21753 TV_NONE rather than tv_id != 0.
21754 (execute_one_pass): Likewise.
21755 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21756 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21757 dependencies to $(TREE_PASS_H).
21758 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21760 (pass_branch_target_load_optimize2): Likewise.
21761 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21762 (pass_outof_cfg_layout_mode): Likewise.
21763 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21764 (pass_rebuild_cgraph_edges): Likewise.
21765 (pass_remove_cgraph_callee_edges): Likewise.
21766 * df-core.c (pass_df_initialize_opt): Likewise.
21767 (pass_df_initialize_no_opt): Likewise.
21768 (pass_df_finish): Likewise.
21769 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21770 * except.c (pass_set_nothrow_function_flags): Likewise.
21771 (pass_convert_to_eh_region_ranges): Likewise.
21772 * final.c (pass_compute_alignments): Likewise.
21773 * function.c (pass_instantiate_virtual_regs): Likewise.
21774 (pass_init_function): Likewise.
21775 (pass_leaf_regs): Likewise.
21776 (pass_match_asm_constraints): Likewise.
21777 * gimple-low.c (pass_lower_cf): Likewise.
21778 (pass_mark_used_blocks): Likewise.
21779 * init-regs.c (pass_initialize_regs): Likewise.
21780 * integrate.c (pass_initial_value_sets): Likewise.
21781 * ira.c (pass_ira): Likewise.
21782 * jump.c (pass_cleanup_barriers): Likewise.
21783 * omp-low.c (pass_expand_omp): Likewise.
21784 (pass_lower_omp): Likewise.
21785 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21786 * recog.c (pass_split_all_insns): Likewise.
21787 (pass_split_after_reload): Likewise.
21788 (pass_split_before_regstack): Likewise.
21789 (pass_split_before_sched2): Likewise.
21790 (pass_split_for_shorten_branches): Likewise.
21791 * reginfo.c (pass_reginfo_init): Likewise.
21792 (pass_subregs_of_mode_init): Likewise.
21793 (pass_subregs_of_mode_finish): Likewise.
21794 * passes.c (pass_postreload): Likewise.
21795 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21796 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21797 (pass_warn_function_return): Likewise.
21798 (pass_warn_function_noreturn): Likewise.
21799 * tree-complex.c (pass_lower_complex): Likewise.
21800 (pass_lower_complex_O0): Likewise.
21801 * tree-if-conv.c (pass_if_conversion): Likewise.
21802 * tree-into-ssa.c (pass_build_ssa): Likewise.
21803 * tree-mudflap.c (pass_mudflap_1): Likewise.
21804 (pass_mudflap_2): Likewise.
21805 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21806 (pass_mudflap_2): Likewise.
21807 * tree-nrv.c (pass_return_slot): Likewise.
21808 * tree-object-size.c (pass_object_sizes): Likewise.
21809 * tree-optimize.c (pass_all_optimizations): Likewise.
21810 (pass_early_local_passes): Likewise.
21811 (pass_all_early_optimizations): Likewise.
21812 (pass_cleanup_cfg): Likewise.
21813 (pass_cleanup_cfg_post_optimizing): Likewise.
21814 (pass_free_datastructures): Likewise.
21815 (pass_free_cfg_annotations): Likewise.
21816 (pass_fixup_cfg): Likewise.
21817 (pass_init_datastructures): Likewise.
21818 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21819 (pass_late_warn_uninitialized): Likewise.
21820 (pass_update_address_taken): Likewise.
21821 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21822 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21823 (pass_cse_sincos): Likewise.
21824 (pass_convert_to_rsqrt): Likewise.
21825 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21826 * tree-stdarg.c (pass_stdarg): Likewise.
21827 * tree-tailcall.c (pass_tail_recursion): Likewise.
21828 (pass_tail_calls): Likewise.
21829 * tree-vect-generic.c (pass_lower_vector): Likewise.
21830 (pass_lower_vector_ssa): Likewise.
21831 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21833 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21835 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21837 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21839 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21840 logical and signext.
21842 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21845 * config/sh/predicates.md (arith_operand): Check if the operand
21846 of TRUNCATE is a REG.
21848 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21850 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21851 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21853 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21855 * tree-iterator.c (tsi_split_statement_list_after,
21856 tsi_split_statement_list_before): Remove.
21857 * tree-iterator.h: Remove the prototypes for
21858 tsi_split_statement_list_after and tsi_split_statement_list_before.
21860 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21862 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21863 * tree-ssa-propagate.h: Remove the prototype for
21864 stmt_makes_single_load.
21866 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21868 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21869 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21871 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21873 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21875 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21877 * except.c (eh_region_outer_p): Remove.
21878 * except.h: Remove the prototype for eh_region_outer_p.
21880 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21882 * function.c (current_function_assembler_name): Remove.
21883 * function.h: Remove the prototype for
21884 current_function_assembler_name.
21886 2009-04-16 Ian Lance Taylor <iant@google.com>
21888 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21889 (add_reg_note): Call alloc_reg_note.
21890 * rtl.h (alloc_reg_note): Declare.
21891 * combine.c (try_combine): Use alloc_reg_note.
21892 (recog_for_combine, move_deaths): Likewise.
21893 (distribute_notes): Use alloc_reg_note and add_reg_note.
21894 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21895 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21896 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21898 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21900 PR rtl-optimization/39762
21901 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21902 ira_may_move_out_cost): Add comments about way of their usage.
21903 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21905 * ira-conflicts.c (process_regs_for_copy): Use function
21906 ira_get_register_move_cost instead of global
21907 ira_register_move_cost.
21909 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21910 color_pass, move_spill_restore, update_curr_costs): Ditto.
21912 * ira-lives.c (process_single_reg_class_operands): Ditto.
21914 * ira-emit.c (emit_move_list): Ditto.
21916 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21917 (record_reg_classes): Ditto. Use functions
21918 ira_get_register_move_cost and ira_get_may_move_cost instead of
21919 global vars ira_register_move_cost, ira_may_move_out_cost and
21920 ira_may_move_in_cost.
21921 (record_address_regs): Don't call ira_init_register_move_cost.
21922 Use function ira_get_may_move_cost instead of global
21923 ira_may_move_in_cost.
21924 (process_bb_node_for_hard_reg_moves): Use function
21925 ira_get_register_move_cost instead of global ira_register_move_cost.
21926 (ira_costs): Don't call ira_init_register_move_cost.
21928 2009-04-16 Richard Guenther <rguenther@suse.de>
21930 * tree-cfg.c (verify_gimple_assign_binary):
21931 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21932 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21933 (create_general_new_stmt): Note that this function is broken.
21935 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21937 * common.opt (fhelp): Add Var(help_flag).
21938 * gcc-plugin.h (plugin_info): Add help.
21939 * plugin.c (plugin_name_args): Add help.
21940 (register_plugin_info): Set plugin->help.
21941 (print_help_one_plugin): New.
21942 (print_plugins_help): New.
21943 * plugin.h (print_plugins_help): New.
21944 * toplev.c (toplev_main): Call print_plugins_help if needed.
21946 2009-04-16 Richard Guenther <rguenther@suse.de>
21948 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21949 (gimple_ior_addresses_taken_1): New function.
21950 (gimple_ior_addresses_taken): Likewise.
21951 * gimple.h (struct gimple_statement_with_ops_base): Remove
21952 addresses_taken member.
21953 (gimple_ior_addresses_taken): Declare.
21954 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21955 gimple_set_addresses_taken): Remove.
21956 * ipa-reference.c (mark_address): New function.
21957 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21958 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21959 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21960 (gimple_add_to_addresses_taken): Remove.
21961 (get_tmr_operands): Call mark_address_taken.
21962 (get_asm_expr_operands): Likewise.
21963 (get_expr_operands): Likewise.
21964 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21965 (free_stmt_operands): Do not free it.
21966 * tree-ssa.c (delete_tree_ssa): Likewise.
21967 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21969 2009-04-16 Richard Guenther <rguenther@suse.de>
21971 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21972 (walk_stmt_load_store_ops): Likewise.
21973 * gimple.c (get_base_loadstore): New function.
21974 (walk_stmt_load_store_addr_ops): Likewise.
21975 (walk_stmt_load_store_ops): Likewise.
21976 * ipa-pure-const.c (check_op): Simplify.
21977 (check_load, check_store): New functions.
21978 (check_stmt): Use walk_stmt_load_store_ops.
21979 * ipa-reference.c (mark_load): Adjust signature.
21980 (mark_store): Likewise.
21981 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21983 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21985 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21986 (plugin_info): New.
21987 * opts.c (common_handle_option): Don't call print_version.
21988 * plugin.c (plugin_name_args): Add version.
21989 (register_plugin_info): New.
21990 (register_callback): Handle PLUGIN_INFO.
21991 (try_init_one_plugin): New.
21992 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21994 (finalize_one_plugin): New.
21995 (finalize_plugins): New.
21996 (print_one_plugin): New.
21997 (print_plugins_versions): New.
21998 * plugin.h (print_plugins_versions): New.
21999 (finalize_plugins): New.
22000 * toplev.c (compile_file): Don't call initialize_plugins.
22001 (print_version): Call print_plugins_versions.
22002 (toplev_main): Call initialize_plugins. Print version if needed.
22003 Call finalize_plugins.
22005 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22007 * common.opt (fversion): New.
22008 * gcc.c (print_version): New.
22009 (process_command): Don't print the version. Just set print_version.
22010 (main): Print version. Call subprocesses if print_version and
22011 verbose_flag are set.
22012 * opts.c (common_handle_option): Handle OPT_fversion.
22014 2009-04-16 Richard Guenther <rguenther@suse.de>
22015 Ira Rosen <irar@il.ibm.com>
22017 PR tree-optimization/39698
22018 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22019 type of the reduction variable. Only generate the def if
22022 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22023 make sure to first convert to an integer of the same precision.
22024 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22025 the type of the evolution correctly in computing the new
22026 induction variable base.
22028 2009-04-16 Richard Guenther <rguenther@suse.de>
22030 PR middle-end/39625
22031 * tree-cfg.c (make_blocks): Split statements with to-be
22032 abnormal SSA names on the lhs.
22034 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22036 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22037 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22038 * c-typeck.c (really_start_incremental_init): Likewise.
22039 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22040 (TARGET_INITIALIZER): Remove it.
22041 * target.h (struct target): Remove vector_opaque_p.
22042 * tree.c (build_opaque_vector_type): New.
22043 * tree.h (TYPE_VECTOR_OPAQUE): New.
22044 (build_opaque_vector_type): Declare.
22045 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22046 * config/rs6000/rs6000.c (build_opaque_vector_type,
22047 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22048 (rs6000_init_builtins): Use build_opaque_vector_type for
22049 opaque_V4SI_type_node.
22051 2009-04-15 Catherine Moore <clm@codesourcery.com>
22053 * debug.h (set_name): Declare.
22054 * dwarf2out.c (dwarf2out_set_name): Declare.
22055 (dwarf2_debug_hooks): Add set_name.
22056 (find_AT_string): New.
22057 (add_AT_string): Call find_AT_string.
22058 (dwarf2out_set_name): New.
22059 * cp/decl.c (grokdeclarator): Call set_name.
22060 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22061 * debug.c (do_nothing_debug_hooks): Likewise.
22062 * dbxout.c (dbx_debug_hooks): Likewise.
22063 * sdbout.c (sdb_debug_hooks): Likewise.
22065 2009-04-15 Michael Eager <eager@eagercon.com>
22067 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22068 reg for single-precision FPU.
22069 * config/rs6000/rs6000.md (movsi_internal1): Only for
22070 !TARGET_SINGLE_FPU.
22071 (movsi_internal1_single): New. Add pattern to move SI values to/from
22072 single-precision FP regs.
22074 2009-04-15 Richard Guenther <rguenther@suse.de>
22076 * omp-low.c (lower_rec_input_clauses): Build correct address
22078 (expand_omp_for_generic): Fix multiplication type.
22079 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22080 (generate_memset_zero): Fix types.
22081 * tree-profile.c (prepare_instrumented_value): Correctly
22084 2009-04-15 Ian Lance Taylor <iant@google.com>
22086 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22087 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22088 for -Wall and for -Wc++-compat.
22089 (c_common_post_options): For C++, set warn_enum_compare if not
22091 * c-tree.h (struct c_expr): Add field original_type.
22092 (build_external_ref): Update declaration.
22093 * c-parser.c (c_parser_braced_init): Set original_type.
22094 (c_parser_initelt): Likewise.
22095 (c_parser_expr_no_commas): Likewise.
22096 (c_parser_conditional_expression): Likewise.
22097 (c_parser_cast_expression): Likewise.
22098 (c_parser_unary_expression): Likewise. Pull setting of
22099 original_code to top of function.
22100 (c_parser_sizeof_expression): Set original_type.
22101 (c_parser_alignof_expression): Likewise.
22102 (c_parser_postfix_expression): Likewise. Pull setting of
22103 original_code to top of function.
22104 (c_parser_postfix_expression_after_paren_type): Set original_type.
22105 (c_parser_postfix_expression_after_primary): Likewise.
22106 (c_parser_expression): Likewise.
22107 * c-typeck.c (build_external_ref): Add type parameter. Change all
22109 (c_expr_sizeof_expr): Set original_type field.
22110 (parser_build_unary_op): Likewise.
22111 (parser_build_binary_op): Likewise. Optionally warn about
22112 comparisons of enums of different types.
22113 (digest_init): Set original_type field.
22114 (really_start_incremental_init): Likewise.
22115 (push_init_level, pop_init_level): Likewise.
22116 * doc/invoke.texi (Warning Options): -Wenum-compare now
22119 2009-04-15 Richard Guenther <rguenther@suse.de>
22121 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22122 out a necessary conversion.
22123 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22124 names we didn't value number.
22125 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22127 2009-04-15 Richard Guenther <rguenther@suse.de>
22129 PR tree-optimization/39764
22130 * tree-ssa-ccp.c (get_value): Canonicalize value with
22131 canonicalize_float_value.
22133 2009-04-15 Jan Hubicka <jh@suse.cz>
22135 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22136 Wrong version of patch.
22138 2009-04-15 Jan Hubicka <jh@suse.cz>
22140 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22142 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22144 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22145 our distinct integral and vector types.
22147 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22149 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22150 * init.c (build_vtbl_address): Remove call to assemble_external.
22152 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22154 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22155 output for other floating point modes.
22157 2009-04-14 Diego Novillo <dnovillo@google.com>
22159 * diagnostic.c (diagnostic_report_diagnostic): Do not
22160 warn about loaded plugins for DK_ERROR and DK_WARNING.
22161 * c-decl.c (declspecs_add_type): Move call to
22162 invoke_plugin_callbacks ...
22163 * c-parser.c (c_parser_declspecs): ... here.
22164 * plugin.c (dump_active_plugins): Tidy output.
22166 2009-04-14 Diego Novillo <dnovillo@google.com>
22167 Le-Chun Wu <lcwu@google.com>
22169 * configure.ac: Add --enable-plugin support.
22170 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22171 * Makefile.in (PLUGIN_H): Define.
22172 Export ENABLE_PLUGIN and GMPINC to site.exp.
22173 Add PLUGINLIBS to link command.
22174 Add/modify dependencies for plugin.o and files including plugin.h.
22176 * config.in: Regenerate.
22178 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22181 2009-04-14 Le-Chun Wu <lcwu@google.com>
22183 * tree-pass.h (register_one_dump_file): Add a prototype for
22184 register_one_dump_file.
22185 * toplev.c (compile_file): Call initialize_plugins.
22186 (do_compile): Call invoke_plugin_callbacks.
22187 (toplev_main): Call invoke_plugin_callbacks.
22188 * common.opt: Add -fplugin= and -fplugin-arg-.
22189 * gcc-plugin.h: New public header file for plugins to include.
22190 * plugin.c: New source file.
22191 * plugin.h: New internal header file.
22192 * passes.c (register_one_dump_file): Make it external.
22194 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22196 2009-04-14 Diego Novillo <dnovillo@google.com>
22198 * doc/plugins.texi: New.
22199 * doc/gccint.texi: Add reference to Plugins chapter.
22200 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22201 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22202 loaded plugins, if any.
22203 * timevar.def (TV_PLUGIN_INIT): Define.
22204 (TV_PLUGIN_RUN): Define.
22205 * plugin.c: Include timevar.h
22206 (plugins_active_p): New.
22207 (dump_active_plugins): New.
22208 (debug_active_plugins): New.
22210 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22212 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22214 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22216 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22218 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22219 the same as a minus without a shift.
22221 2009-04-14 Nick Clifton <nickc@redhat.com>
22223 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22224 comparisons with small integers will always produce a short
22227 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22230 2008-12-19 Diego Novillo <dnovillo@google.com>
22232 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22234 2009-04-14 Richard Guenther <rguenther@suse.de>
22236 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22238 (verify_gimple_assign_binary): Likewise. Handle shifts and
22240 (verify_gimple_phi): Print the mismatched argument position.
22241 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22243 (vect_update_init_of_dr): Likewise.
22244 * matrix-reorg.c (transform_access_sites): Do what the
22246 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22248 2009-04-13 Michael Eager <eager@eagercon.com>
22250 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22251 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22252 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22253 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22254 remove duplicate config
22256 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22258 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22259 file_name:line_number type locator of the call site.
22261 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22263 * genautomata.c: Put blank after comma.
22264 (automaton_decls): New.
22265 (struct unit_usage): Add comments to member next.
22266 (store_alt_unit_usage): Keep the list ordered.
22267 (unit_present_on_list_p, equal_alternatives_p): New.
22268 (check_regexp_units_distribution): Check units distribution
22269 correctness correctly.
22270 (main): Don't write automata if error is found. Return correct
22273 * config/m68k/cf.md (cfv4_ds): Remove.
22274 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22275 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22277 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22278 power4-load-ext, power4-store, power4-store-update,
22279 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22280 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22281 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22282 power4-sqrt, power4-isync): Modify reservation to make correct
22283 unit distribution to automata.
22285 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22286 power5-store-update, power5-two, power5-three, power5-lmul,
22287 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22289 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22291 * except.c (pass_set_nothrow_function_flags): Set name and add
22293 (set_nothrow_function_flags): Mention in the dump file when
22294 changing a function to nothrow.
22296 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22299 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22300 instead of unsigned long.
22302 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22304 * config/arm/arm.c (return_used_this_function): Remove.
22305 (arm_output_function_prologue): Remove use of
22306 return_used_this_function.
22307 (output_return_instruction): Replace use of
22308 return_used_this_function
22309 by cfun->machine->return_used_this_function.
22310 (arm_output_epilogue): Likewise.
22311 (arm_output_function_epilogue): Likewise.
22312 (thumb_unexpanded_epilogue): Likewise.
22313 * config/arm/arm.h (struct machine_function):
22314 New member return_used_this_function.
22316 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22318 * doc/install.texi: Correct description of default directory for
22319 --with-gxx-include-dir.
22321 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22323 * fold-const.c (build_range_check): Properly deal with enumeral and
22324 boolean base types.
22326 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22328 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22329 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22330 * params.h (MAX_GCSE_PASSES): Remove.
22331 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22332 in sequence. Remove ability to run multiple passes.
22333 (bypass_jumps): Report run as third CPROP pass.
22335 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22337 PR middle-end/39651
22338 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22339 when deciding whether the whole SEQUENCE can throw.
22341 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22344 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22345 offseted label references.
22347 2009-04-11 Jan Hubicka <jh@suse.cz>
22349 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22351 2009-04-11 Richard Guenther <rguenther@suse.de>
22353 PR middle-end/39732
22354 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22355 return variables as TREE_ADDRESSABLE.
22357 2009-04-11 Richard Guenther <rguenther@suse.de>
22359 PR tree-optimization/39713
22360 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22361 reference trees have SSA_NAME operands.
22363 2009-04-11 Richard Guenther <rguenther@suse.de>
22366 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22367 address expressions.
22369 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22371 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22372 match changes in Cygwin 1.7
22373 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22374 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22376 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22378 PR tree-optimization/39701
22379 * doc/invoke.texi (Optimization Options): Document change in
22380 meaning and initialization of -fdelete-null-pointer-checks.
22382 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22384 PR middle-end/39701
22385 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22387 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22390 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22392 2009-04-10 Chao-ying Fu <fu@mips.com>
22394 * doc/tm.texi (Instruction Output): Document
22395 TARGET_ASM_FINAL_POSTSCAN_INSN.
22396 * target.h (final_postscan_insn): New field in asm_out.
22397 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22398 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22399 * final.c (final_scan_insn): Call
22400 targetm.asm_out.final_postscan_insn after outputting
22401 an asm macro and a normal instruction.
22403 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22404 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22405 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22406 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22407 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22409 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22411 PR middle-end/39701
22412 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22413 variables as non-NULL even with -fdelete-null-pointer-checks.
22415 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22417 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22419 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22422 * config/i386/i386.c (classify_argument): Handle SCmode with
22423 (bit_offset % 64) != 0.
22425 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22427 * doc/invoke.texi (Optimize Options): Add cross-reference to
22428 -Q --help=optimizers examples.
22430 2009-04-10 Ben Elliston <bje@au.ibm.com>
22433 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22434 regalign for the reg == fpr and TDmode case.
22436 2009-04-09 David Ayers <ayers@fsfe.org>
22439 * objc/objc-act.c (warn_with_method): Remove helper function.
22440 (check_duplicates): Call warning and inform directly.
22441 (really_start_method): Likewise.
22443 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22445 * expmed.c (expand_divmod): Always use a comparison for a division
22446 by a large unsigned integer.
22448 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22449 for things others than variables or functions as nonzero.
22451 2009-04-09 Nick Clifton <nickc@redhat.com>
22453 * unwind-compat.c: Change copyright header to refer to version
22454 3 of the GNU General Public License with version 3.1 of the
22455 GCC Runtime Library Exception and to point readers at the
22456 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22457 * config/alpha/crtfastmath.c: Likewise.
22458 * config/alpha/linux-unwind.h: Likewise.
22459 * config/alpha/qrnnd.asm: Likewise.
22460 * config/alpha/vms-crt0-64.c: Likewise.
22461 * config/alpha/vms-crt0.c: Likewise.
22462 * config/alpha/vms-dwarf2.asm: Likewise.
22463 * config/alpha/vms-dwarf2eh.asm: Likewise.
22464 * config/alpha/vms-psxcrt0-64.c: Likewise.
22465 * config/alpha/vms-psxcrt0.c: Likewise.
22466 * config/alpha/vms_tramp.asm: Likewise.
22467 * config/arc/initfini.c: Likewise.
22468 * config/arc/lib1funcs.asm: Likewise.
22469 * config/arm/bpabi-v6m.S: Likewise.
22470 * config/arm/bpabi.S: Likewise.
22471 * config/arm/bpabi.c: Likewise.
22472 * config/arm/crti.asm: Likewise.
22473 * config/arm/crtn.asm: Likewise.
22474 * config/arm/ieee754-df.S: Likewise.
22475 * config/arm/ieee754-sf.S: Likewise.
22476 * config/arm/lib1funcs.asm: Likewise.
22477 * config/arm/libunwind.S: Likewise.
22478 * config/arm/linux-atomic.c: Likewise.
22479 * config/arm/mmintrin.h: Likewise.
22480 * config/arm/pr-support.c: Likewise.
22481 * config/arm/unaligned-funcs.c: Likewise.
22482 * config/arm/unwind-arm.c: Likewise.
22483 * config/arm/unwind-arm.h: Likewise.
22484 * config/avr/libgcc.S: Likewise.
22485 * config/bfin/crti.s: Likewise.
22486 * config/bfin/crtlibid.s: Likewise.
22487 * config/bfin/crtn.s: Likewise.
22488 * config/bfin/lib1funcs.asm: Likewise.
22489 * config/bfin/linux-unwind.h: Likewise.
22490 * config/cris/arit.c: Likewise.
22491 * config/cris/cris_abi_symbol.c: Likewise.
22492 * config/darwin-64.c: Likewise.
22493 * config/darwin-crt2.c: Likewise.
22494 * config/darwin-crt3.c: Likewise.
22495 * config/darwin.h: Likewise.
22496 * config/dbxelf.h: Likewise.
22497 * config/dfp-bit.c: Likewise.
22498 * config/dfp-bit.h: Likewise.
22499 * config/elfos.h: Likewise.
22500 * config/fixed-bit.c: Likewise.
22501 * config/fixed-bit.h: Likewise.
22502 * config/fp-bit.c: Likewise.
22503 * config/fp-bit.h: Likewise.
22504 * config/fr30/crti.asm: Likewise.
22505 * config/fr30/crtn.asm: Likewise.
22506 * config/fr30/lib1funcs.asm: Likewise.
22507 * config/freebsd-spec.h: Likewise.
22508 * config/frv/cmovd.c: Likewise.
22509 * config/frv/cmovh.c: Likewise.
22510 * config/frv/cmovw.c: Likewise.
22511 * config/frv/frvbegin.c: Likewise.
22512 * config/frv/frvend.c: Likewise.
22513 * config/frv/lib1funcs.asm: Likewise.
22514 * config/glibc-stdint.h: Likewise.
22515 * config/h8300/clzhi2.c: Likewise.
22516 * config/h8300/crti.asm: Likewise.
22517 * config/h8300/crtn.asm: Likewise.
22518 * config/h8300/ctzhi2.c: Likewise.
22519 * config/h8300/fixunssfsi.c: Likewise.
22520 * config/h8300/lib1funcs.asm: Likewise.
22521 * config/h8300/parityhi2.c: Likewise.
22522 * config/h8300/popcounthi2.c: Likewise.
22523 * config/i386/ammintrin.h: Likewise.
22524 * config/i386/att.h: Likewise.
22525 * config/i386/avxintrin.h: Likewise.
22526 * config/i386/biarch64.h: Likewise.
22527 * config/i386/bmmintrin.h: Likewise.
22528 * config/i386/cpuid.h: Likewise.
22529 * config/i386/cross-stdarg.h: Likewise.
22530 * config/i386/crtfastmath.c: Likewise.
22531 * config/i386/crtprec.c: Likewise.
22532 * config/i386/cygming-crtbegin.c: Likewise.
22533 * config/i386/cygming-crtend.c: Likewise.
22534 * config/i386/cygwin.asm: Likewise.
22535 * config/i386/emmintrin.h: Likewise.
22536 * config/i386/gmm_malloc.h: Likewise.
22537 * config/i386/gthr-win32.c: Likewise.
22538 * config/i386/i386.h: Likewise.
22539 * config/i386/immintrin.h: Likewise.
22540 * config/i386/linux-unwind.h: Likewise.
22541 * config/i386/linux64.h: Likewise.
22542 * config/i386/mm3dnow.h: Likewise.
22543 * config/i386/mmintrin-common.h: Likewise.
22544 * config/i386/mmintrin.h: Likewise.
22545 * config/i386/nmmintrin.h: Likewise.
22546 * config/i386/pmm_malloc.h: Likewise.
22547 * config/i386/pmmintrin.h: Likewise.
22548 * config/i386/smmintrin.h: Likewise.
22549 * config/i386/sol2-c1.asm: Likewise.
22550 * config/i386/sol2-ci.asm: Likewise.
22551 * config/i386/sol2-cn.asm: Likewise.
22552 * config/i386/sol2-gc1.asm: Likewise.
22553 * config/i386/tmmintrin.h: Likewise.
22554 * config/i386/unix.h: Likewise.
22555 * config/i386/w32-unwind.h: Likewise.
22556 * config/i386/wmmintrin.h: Likewise.
22557 * config/i386/x86-64.h: Likewise.
22558 * config/i386/x86intrin.h: Likewise.
22559 * config/i386/xmmintrin.h: Likewise.
22560 * config/ia64/crtbegin.asm: Likewise.
22561 * config/ia64/crtend.asm: Likewise.
22562 * config/ia64/crtfastmath.c: Likewise.
22563 * config/ia64/crti.asm: Likewise.
22564 * config/ia64/crtn.asm: Likewise.
22565 * config/ia64/fde-glibc.c: Likewise.
22566 * config/ia64/lib1funcs.asm: Likewise.
22567 * config/ia64/linux-unwind.h: Likewise.
22568 * config/ia64/quadlib.c: Likewise.
22569 * config/ia64/unwind-ia64.c: Likewise.
22570 * config/linux.h: Likewise.
22571 * config/m32c/m32c-lib1.S: Likewise.
22572 * config/m32c/m32c-lib2-trapv.c: Likewise.
22573 * config/m32c/m32c-lib2.c: Likewise.
22574 * config/m32r/initfini.c: Likewise.
22575 * config/m68hc11/larith.asm: Likewise.
22576 * config/m68hc11/m68hc11-crt0.S: Likewise.
22577 * config/m68k/cf.md: Likewise.
22578 * config/m68k/crti.s: Likewise.
22579 * config/m68k/crtn.s: Likewise.
22580 * config/m68k/lb1sf68.asm: Likewise.
22581 * config/m68k/linux-unwind.h: Likewise.
22582 * config/mcore/crti.asm: Likewise.
22583 * config/mcore/crtn.asm: Likewise.
22584 * config/mcore/lib1.asm: Likewise.
22585 * config/mips/linux-unwind.h: Likewise.
22586 * config/mips/loongson.h: Likewise.
22587 * config/mips/mips16.S: Likewise.
22588 * config/mmix/crti.asm: Likewise.
22589 * config/mmix/crtn.asm: Likewise.
22590 * config/pa/fptr.c: Likewise.
22591 * config/pa/hpux-unwind.h: Likewise.
22592 * config/pa/lib2funcs.asm: Likewise.
22593 * config/pa/linux-atomic.c: Likewise.
22594 * config/pa/linux-unwind.h: Likewise.
22595 * config/pa/milli64.S: Likewise.
22596 * config/pa/quadlib.c: Likewise.
22597 * config/pa/stublib.c: Likewise.
22598 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22599 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22600 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22601 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22602 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22603 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22604 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22605 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22606 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22607 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22608 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22609 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22610 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22611 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22612 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22613 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22614 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22615 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22616 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22617 * config/rs6000/750cl.h: Likewise.
22618 * config/rs6000/altivec.h: Likewise.
22619 * config/rs6000/biarch64.h: Likewise.
22620 * config/rs6000/crtresfpr.asm: Likewise.
22621 * config/rs6000/crtresgpr.asm: Likewise.
22622 * config/rs6000/crtresxfpr.asm: Likewise.
22623 * config/rs6000/crtresxgpr.asm: Likewise.
22624 * config/rs6000/crtsavfpr.asm: Likewise.
22625 * config/rs6000/crtsavgpr.asm: Likewise.
22626 * config/rs6000/darwin-asm.h: Likewise.
22627 * config/rs6000/darwin-fallback.c: Likewise.
22628 * config/rs6000/darwin-fpsave.asm: Likewise.
22629 * config/rs6000/darwin-ldouble.c: Likewise.
22630 * config/rs6000/darwin-tramp.asm: Likewise.
22631 * config/rs6000/darwin-unwind.h: Likewise.
22632 * config/rs6000/darwin-vecsave.asm: Likewise.
22633 * config/rs6000/darwin-world.asm: Likewise.
22634 * config/rs6000/e500crtres32gpr.asm: Likewise.
22635 * config/rs6000/e500crtres64gpr.asm: Likewise.
22636 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22637 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22638 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22639 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22640 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22641 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22642 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22643 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22644 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22645 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22646 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22647 * config/rs6000/eabi-ci.asm: Likewise.
22648 * config/rs6000/eabi-cn.asm: Likewise.
22649 * config/rs6000/eabi.asm: Likewise.
22650 * config/rs6000/linux-unwind.h: Likewise.
22651 * config/rs6000/linux64.h: Likewise.
22652 * config/rs6000/paired.h: Likewise.
22653 * config/rs6000/paired.md: Likewise.
22654 * config/rs6000/ppc64-fp.c: Likewise.
22655 * config/rs6000/ppu_intrinsics.h: Likewise.
22656 * config/rs6000/rs6000.h: Likewise.
22657 * config/rs6000/si2vmx.h: Likewise.
22658 * config/rs6000/sol-ci.asm: Likewise.
22659 * config/rs6000/sol-cn.asm: Likewise.
22660 * config/rs6000/spe.h: Likewise.
22661 * config/rs6000/spu2vmx.h: Likewise.
22662 * config/rs6000/sysv4.h: Likewise.
22663 * config/rs6000/tramp.asm: Likewise.
22664 * config/rs6000/vec_types.h: Likewise.
22665 * config/s390/linux-unwind.h: Likewise.
22666 * config/s390/tpf-unwind.h: Likewise.
22667 * config/score/crti.asm: Likewise.
22668 * config/score/crtn.asm: Likewise.
22669 * config/sh/crt1.asm: Likewise.
22670 * config/sh/crti.asm: Likewise.
22671 * config/sh/crtn.asm: Likewise.
22672 * config/sh/divtab-sh4-300.c: Likewise.
22673 * config/sh/divtab-sh4.c: Likewise.
22674 * config/sh/divtab.c: Likewise.
22675 * config/sh/lib1funcs-4-300.asm: Likewise.
22676 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22677 * config/sh/lib1funcs.asm: Likewise.
22678 * config/sh/lib1funcs.h: Likewise.
22679 * config/sh/linux-atomic.asm: Likewise.
22680 * config/sh/linux-unwind.h: Likewise.
22681 * config/sh/shmedia.h: Likewise.
22682 * config/sh/sshmedia.h: Likewise.
22683 * config/sh/ushmedia.h: Likewise.
22684 * config/sparc/crtfastmath.c: Likewise.
22685 * config/sparc/linux-unwind.h: Likewise.
22686 * config/sparc/sol2-c1.asm: Likewise.
22687 * config/sparc/sol2-ci.asm: Likewise.
22688 * config/sparc/sol2-cn.asm: Likewise.
22689 * config/spu/divmodti4.c: Likewise.
22690 * config/spu/divv2df3.c: Likewise.
22691 * config/spu/float_disf.c: Likewise.
22692 * config/spu/float_unsdidf.c: Likewise.
22693 * config/spu/float_unsdisf.c: Likewise.
22694 * config/spu/float_unssidf.c: Likewise.
22695 * config/spu/mfc_multi_tag_release.c: Likewise.
22696 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22697 * config/spu/mfc_tag_release.c: Likewise.
22698 * config/spu/mfc_tag_reserve.c: Likewise.
22699 * config/spu/mfc_tag_table.c: Likewise.
22700 * config/spu/multi3.c: Likewise.
22701 * config/spu/spu_internals.h: Likewise.
22702 * config/spu/spu_intrinsics.h: Likewise.
22703 * config/spu/spu_mfcio.h: Likewise.
22704 * config/spu/vec_types.h: Likewise.
22705 * config/spu/vmx2spu.h: Likewise.
22706 * config/stormy16/stormy16-lib2.c: Likewise.
22707 * config/svr4.h: Likewise.
22708 * config/sync.c: Likewise.
22709 * config/v850/lib1funcs.asm: Likewise.
22710 * config/vxlib-tls.c: Likewise.
22711 * config/vxlib.c: Likewise.
22712 * config/vxworks-dummy.h: Likewise.
22713 * config/xtensa/crti.asm: Likewise.
22714 * config/xtensa/crtn.asm: Likewise.
22715 * config/xtensa/ieee754-df.S: Likewise.
22716 * config/xtensa/ieee754-sf.S: Likewise.
22717 * config/xtensa/lib1funcs.asm: Likewise.
22718 * config/xtensa/lib2funcs.S: Likewise.
22719 * config/xtensa/linux-unwind.h: Likewise.
22720 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22721 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22722 * coretypes.h: Likewise.
22723 * crtstuff.c: Likewise.
22724 * defaults.h: Likewise.
22725 * dwarf2.h: Likewise.
22726 * emutls.c: Likewise.
22727 * gbl-ctors.h: Likewise.
22728 * gcov-io.h: Likewise.
22729 * ginclude/float.h: Likewise.
22730 * ginclude/iso646.h: Likewise.
22731 * ginclude/stdarg.h: Likewise.
22732 * ginclude/stdbool.h: Likewise.
22733 * ginclude/stddef.h: Likewise.
22734 * ginclude/stdfix.h: Likewise.
22735 * ginclude/stdint-gcc.h: Likewise.
22736 * ginclude/tgmath.h: Likewise.
22737 * gthr-aix.h: Likewise.
22738 * gthr-dce.h: Likewise.
22739 * gthr-gnat.c: Likewise.
22740 * gthr-gnat.h: Likewise.
22741 * gthr-lynx.h: Likewise.
22742 * gthr-mipssde.h: Likewise.
22743 * gthr-nks.h: Likewise.
22744 * gthr-posix.c: Likewise.
22745 * gthr-posix.h: Likewise.
22746 * gthr-posix95.h: Likewise.
22747 * gthr-rtems.h: Likewise.
22748 * gthr-single.h: Likewise.
22749 * gthr-solaris.h: Likewise.
22750 * gthr-tpf.h: Likewise.
22751 * gthr-vxworks.h: Likewise.
22752 * gthr-win32.h: Likewise.
22753 * gthr.h: Likewise.
22754 * libgcc2.c: Likewise.
22755 * libgcc2.h: Likewise.
22756 * libgcov.c: Likewise.
22757 * tsystem.h: Likewise.
22758 * typeclass.h: Likewise.
22759 * unwind-c.c: Likewise.
22760 * unwind-compat.h: Likewise.
22761 * unwind-dw2-fde-compat.c: Likewise.
22762 * unwind-dw2-fde-darwin.c: Likewise.
22763 * unwind-dw2-fde-glibc.c: Likewise.
22764 * unwind-dw2-fde.c: Likewise.
22765 * unwind-dw2-fde.h: Likewise.
22766 * unwind-dw2.c: Likewise.
22767 * unwind-dw2.h: Likewise.
22768 * unwind-generic.h: Likewise.
22769 * unwind-pe.h: Likewise.
22770 * unwind-sjlj.c: Likewise.
22771 * unwind.inc: Likewise.
22772 * config/arm/neon-gen.ml: Change generated copyright header to
22773 refer to version 3 of the GNU General Public License with
22774 version 3.1 of the GCC Runtime Library Exception and to point
22775 readers at the COPYING3 and COPYING3.RUNTIME files and the
22776 FSF's license web page.
22777 * config/arm/arm_neon.h: Regenerate.
22779 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22781 * config/cris/cris.md: Change copyright header to refer to version
22782 3 of the GNU General Public License.
22783 * doc/install.texi2html: Change copyright header to refer to version
22784 3 of the GNU General Public License and to point readers at the
22785 COPYING3 file and the FSF's license web page.
22786 * config/vax/linux.h: Likewise.
22788 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22790 * config/i386/i386.md (cmpcc): New.
22791 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22792 (sync_compare_and_swap_cc*): Delete.
22794 * config/s390/s390.c (s390_compare_emitted): Remove.
22795 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22796 s390_compare_emitted used to be handled. Assert that modes match.
22797 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22798 refer to sync_compare_and_swap_ccsi.
22799 * config/s390/s390.h (s390_compare_emitted): Remove.
22800 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22801 instead of s390_compare_emitted.
22802 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22803 instead of s390_compare_emitted.
22804 * config/s390/s390.md (cmpcc): New.
22805 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22806 CC_REGNUM, do not pretend it's set.
22807 (sync_compare_and_swap_cc*): Delete.
22808 * config/s390/predicates.md (cc_reg_operand): New.
22810 * expr.c (sync_compare_and_swap_cc): Delete.
22811 * optabs.h (sync_compare_and_swap_cc): Delete.
22812 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22813 is being used with can_compare_p.
22814 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22815 (find_cc_set): New.
22816 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22817 look for a MODE_CC set instead. Use emit_store_flag.
22818 (expand_compare_and_swap_loop): Likewise, with some additional
22819 complication to avoid a force_reg when useless. Use
22820 emit_cmp_and_jump_insns.
22821 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22822 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22823 sync_compare_and_swap documentation.
22825 2009-04-09 Jan Hubicka <jh@suse.cz>
22827 * except.c (find_prev_try): Break out from ....
22828 (duplicate_eh_regions): ... here; properly update prev_try pointers
22829 when duplication part of tree.
22830 (dump_eh_tree): Improve dumping.
22831 (verify_eh_region): New.
22832 (verify_eh_tree): Use it.
22834 2009-04-06 Richard Guenther <rguenther@suse.de>
22836 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22837 &ARRAY addresses by adjusting their types and prepending
22839 * tree-cfg.c (verify_gimple_assign_single): Verify that
22840 addresses are correct.
22842 2009-04-09 Richard Guenther <rguenther@suse.de>
22844 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22845 indices into an array reference if possible.
22846 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22847 Fold POINTER_PLUS_EXPR statements with invariant address.
22849 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22852 * config.gcc (powerpc64-*-linux*): Always build biarch.
22854 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22857 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22858 it and pedwarn if this results in an INTEGER_CST.
22860 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22862 * doc/install.texi: Update minimum GMP version. Remove obsolete
22863 text in MPFR section.
22865 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22867 * dwarf2out.c (class_scope_p): New static inline.
22868 (class_or_namespace_scope_p): Use it.
22869 (gen_variable_die): Use DW_TAG_member tag for static data member
22870 declarations instead of DW_TAG_variable.
22872 PR middle-end/39573
22873 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22876 2009-04-08 Richard Guenther <rguenther@suse.de>
22878 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22879 valueize random data.
22881 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22883 * config.gcc (aix tm_file): Add aix-stdint.h.
22884 (aix tm clause use_gcc_stdint): Set to wrap.
22885 * config/rs6000/aix-stdint.h: New file.
22887 2009-04-08 Richard Guenther <rguenther@suse.de>
22889 PR middle-end/36291
22890 * tree-dfa.c (add_referenced_var): Do not recurse into
22891 global initializers.
22892 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22894 (fold_const_aggregate_ref): Likewise.
22896 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22898 * recog.c (ordered_comparison_operator): New.
22899 * gensupport.c (std_preds): Add it.
22900 * doc/md.texi (Machine-Independent Predicates): Document it.
22902 2009-04-08 Jan Hubicka <jh@suse.cz>
22904 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22905 * function.h (rtl_eh): Remove exception_handler_label_map.
22906 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22907 remove_exception_handler_label, for_each_eh_label_1): Remove.
22908 (rtl_remove_unreachable_regions): Remove.
22909 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22910 (find_exception_handler_labels): Don't build the hashtable.
22911 (maybe_remove_eh_handler): Remove.
22912 (for_each_eh_label): Rewrite to walk the tree.
22913 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22914 * except.h (maybe_remove_eh_handler): Remove.
22915 * passes.c (init_optimization_passes): Schedule second EH cleanup
22917 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22918 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22920 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22922 * genoutput.c (validate_optab_operands): New.
22923 (gen_insn, gen_expand): Call it.
22925 * genflags.c (gen_insn): Detect misused iterators.
22926 (main): Pass line_no to gen_insn, exit with status 1 on error.
22928 * genextract.c (line_no): Make global.
22929 (VEC_safe_set_locstr): Change assertion to error message.
22930 (main): Exit with status 1 on error.
22932 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22936 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22937 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22938 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22939 * c-convert.c (convert): Do not call fold on results of conversion
22940 functions when the result is a C_MAYBE_CONST_EXPR.
22941 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22942 of __builtin_choose_expr.
22943 * c-typeck.c (remove_c_maybe_const_expr): New.
22944 (build_unary_op, build_conditional_expr, build_compound_expr,
22945 build_binary_op, c_objc_common_truthvalue_conversion): Call
22946 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22949 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22951 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22952 CODE to produce a new one. Add a prototype to use fold_convert_const
22954 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22957 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22958 mix declarations and code.
22960 2009-04-08 Ben Elliston <bje@au.ibm.com>
22962 * gcc.c: Replace `CC' with `GCC' throughout.
22964 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22966 * doc/invoke.texi: Document Atom support.
22968 2009-04-07 Jason Merrill <jason@redhat.com>
22971 * c-common.h, c-common.c: Add flag_pretty_templates.
22972 * c-opts.c (c_common_handle_option): Set it.
22973 * c.opt: Add -fno-pretty-templates.
22974 * doc/invoke.texi (C++ Dialect Options): Likewise.
22976 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22978 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22979 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22980 (ia64_expand_builtin): Likewise.
22982 2009-04-07 Martin Jambor <mjambor@suse.cz>
22984 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22985 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22986 ADDR_EXPRS are include too.
22988 2009-04-07 Richard Guenther <rguenther@suse.de>
22990 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22991 decls are only used if passes as parameters or if they are
22992 local statics and the call is not to a builtin.
22993 (call_may_clobber_ref_p_1): Likewise.
22995 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22997 * expr.c (do_store_flag): Remove last argument. Simplify code
22998 to avoid duplication of tests already done by can_compare_p.
22999 (expand_expr_real_1): Adjust caller.
23001 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23003 * optabs.c (can_compare_p): Test the predicate of a
23004 cbranch and cstore pattern.
23006 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23008 * expr.c (convert_move): Use emit_store_flag instead of
23011 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23013 * config/i386/i386.c (ix86_compare_emitted): Remove.
23014 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23015 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23016 * config/i386/i386.h (ix86_compare_emitted): Remove.
23017 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23018 instead of ix86_compare_emitted.
23019 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23021 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23023 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23024 Add t-sysroot-suffix to tmake_file.
23025 * config/print-sysroot-suffix.sh: New file.
23026 * config/t-sysroot-suffix: New file.
23028 2009-04-07 Ben Elliston <bje@au.ibm.com>
23030 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23031 as the latter produces a warning when the target does not support
23034 2009-04-07 Ben Elliston <bje@au.ibm.com>
23036 * dfp.c: Replace type punning assignments with memcpy throughout.
23037 * Makefile.in (dfp.o-warn): Remove.
23039 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23042 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23043 Include soft-fp/t-softfp after rs6000/t-linux64.
23045 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23047 * stor-layout.c (set_sizetype): Use the full precision of their
23048 machine mode for bitsize types.
23050 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23052 * config/i386/i386.md: Revert 2 accidental checkins.
23054 2009-04-06 Joey Ye <joey.ye@intel.com>
23055 Xuepeng Guo <xuepeng.guo@intel.com>
23056 H.J. Lu <hongjiu.lu@intel.com>
23058 Atom pipeline model, tuning and insn selection.
23059 * config.gcc (atom): Add atom config options and target.
23061 * config/i386/atom.md: New.
23063 * config/i386/i386.c (atom_cost): New cost.
23064 (m_ATOM): New macro flag.
23065 (initial_ix86_tune_features): Set m_ATOM.
23066 (x86_accumulate_outgoing_args): Likewise.
23067 (x86_arch_always_fancy_math_387): Likewise.
23068 (processor_target): Add Atom cost.
23069 (cpu_names): Add Atom cpu name.
23070 (override_options): Set Atom ISA.
23071 (ix86_issue_rate): New case PROCESSOR_ATOM.
23072 (ix86_adjust_cost): Likewise.
23074 * config/i386/i386.h (TARGET_ATOM): New target macro.
23075 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23076 (TARGET_OPT_AGU): New target option.
23077 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23078 (processor_type): Add PROCESSOR_ATOM.
23080 * config/i386/i386.md (cpu): Add new value "atom".
23081 (use_carry, movu): New attr.
23082 (atom.md): Include atom.md.
23083 (adddi3_carry_rex64): Set attr "use_carry".
23084 (addqi3_carry): Likewise.
23085 (addhi3_carry): Likewise.
23086 (addsi3_carry): Likewise.
23087 (*addsi3_carry_zext): Likewise.
23088 (subdi3_carry_rex64): Likewise.
23089 (subqi3_carry): Likewise.
23090 (subhi3_carry): Likewise.
23091 (subsi3_carry): Likewise.
23092 (x86_movdicc_0_m1_rex64): Likewise.
23093 (*x86_movdicc_0_m1_se): Likewise.
23094 (x86_movsicc_0_m1): Likewise.
23095 (*x86_movsicc_0_m1_se): Likewise.
23096 (*adddi_1_rex64): Emit add insn as much as possible.
23097 (*addsi_1): Likewise.
23098 (return_internal): Set atom_unit.
23099 (return_internal_long): Likewise.
23100 (return_pop_internal): Likewise.
23101 (*rcpsf2_sse): Set atom_sse_attr attr.
23102 (*qrt<mode>2_sse): Likewise.
23103 (*prefetch_sse): Likewise.
23105 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23107 (ix86_target_macros_internal): Likewise.
23109 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23110 (*prefetch_sse_rex): Likewise.
23111 (sse_rcpv4sf2): Likewise.
23112 (sse_vmrcpv4sf2): Likewise.
23113 (sse_sqrtv4sf2): Likewise.
23114 (<sse>_vmsqrt<mode>2): Likewise.
23115 (sse_ldmxcsr): Likewise.
23116 (sse_stmxcsr): Likewise.
23117 (*sse_sfence): Likewise.
23118 (sse2_clflush): Likewise.
23119 (*sse2_mfence): Likewise.
23120 (*sse2_lfence): Likewise.
23121 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23122 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23123 (avx_movdqu<avxmodesuffix>): Likewise.
23124 (avx_lddqu<avxmodesuffix>): Likewise.
23125 (sse2_movntv2di): Change attr "type" to "ssemov".
23126 (sse2_movntsi): Likewise.
23127 (rsqrtv8sf2): Change attr "type" to "sseadd".
23128 (sse3_addsubv2df3): Set attr "atom_unit".
23129 (sse3_h<plusminus_insn>v4sf3): Likewise.
23130 (*sse2_pmaddwd): Likewise.
23131 (*vec_extractv2di_1_rex64): Likewise.
23132 (*vec_extractv2di_1_avx): Likewise.
23133 (sse2_psadbw): Likewise.
23134 (ssse3_phaddwv8hi3): Likewise.
23135 (ssse3_phaddwv4hi3): Likewise.
23136 (ssse3_phadddv4si3): Likewise.
23137 (ssse3_phadddv2si3): Likewise.
23138 (ssse3_phaddswv8hi3): Likewise.
23139 (ssse3_phaddswv4hi3): Likewise.
23140 (ssse3_phsubwv8hi3): Likewise.
23141 (ssse3_phsubwv4hi3): Likewise.
23142 (ssse3_phsubdv4si3): Likewise.
23143 (ssse3_phsubdv2si3): Likewise.
23144 (ssse3_phsubswv8hi3): Likewise.
23145 (ssse3_phsubswv4hi3): Likewise.
23146 (ssse3_pmaddubsw128): Likewise.
23147 (sse3_pmaddubsw: Likewise.
23148 (ssse3_palignrti): Likewise.
23149 (ssse3_palignrdi): Likewise.
23151 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23153 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23155 2009-04-06 Richard Guenther <rguenther@suse.de>
23157 PR tree-optimization/28868
23158 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23159 of which PHI results we inserted.
23160 (insert_into_preds_of_block): Record inserted PHIs.
23161 (eliminate): Eliminate redundant PHI nodes.
23162 (init_pre): Init inserted_phi_names.
23164 2009-04-06 Richard Guenther <rguenther@suse.de>
23166 PR tree-optimization/39643
23167 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23168 IMAGPART_EXPRs of complex constants.
23169 (execute_fold_all_builtins): If we folded a call queue
23170 TODO_update_address_taken.
23172 2009-04-06 Jan Hubicka <jh@suse.cz>
23174 PR middle-end/39659
23175 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23178 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23180 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23182 (ic_invalidate_array): Likewise.
23184 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23186 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23187 alignment for library calls.
23189 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23191 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23192 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23193 * config/i386/mingw-stdint.h: New file.
23195 2009-04-05 Richard Guenther <rguenther@suse.de>
23197 PR tree-optimization/39648
23198 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23199 our &A vs. &A[0] IL deficiencies.
23201 2009-04-04 Jan Hubicka <jh@suse.cz>
23203 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23204 removed toplevel regions.
23205 (sjlj_mark_call_sites): Likewise.
23207 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23209 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23210 (cygwin tm clause use_gcc_stdint): Set to wrap.
23211 * config/i386/cygwin-stdint.h: New file.
23213 2009-04-04 Richard Guenther <rguenther@suse.de>
23215 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23216 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23217 single-argument PHIs if we are in loop-closed SSA form.
23218 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23219 for the pre-condition.
23220 (slpeel_tree_peel_loop_to_edge): Likewise.
23221 (vect_build_loop_niters): Take an optional sequence to append stmts.
23222 (vect_generate_tmps_on_preheader): Likewise.
23223 (vect_do_peeling_for_loop_bound): Take extra guards for the
23225 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23226 the cost model check.
23227 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23228 guards if we are going to peel. Do not apply versioning in that case.
23229 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23230 (vect_do_peeling_for_loop_bound): Likewise.
23231 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23232 loop bound only record extra pre-conditions, do not apply loop
23235 2009-04-04 Richard Guenther <rguenther@suse.de>
23237 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23240 2009-04-04 Jan Hubicka <jh@suse.cz>
23242 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23243 last_basic_block for size of bb->index indexed array.
23244 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23245 compute_out, link_btr_uses, build_btr_def_use_webs,
23246 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23248 2009-04-04 Jan Hubicka <jh@suse.cz>
23250 * except.c (remove_eh_handler_and_replace): Break out from ...
23251 (remove_eh_handler): ... here.
23252 (bring_to_root): New function.
23253 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23254 handled ones, bring others to root of tree.
23256 2009-04-04 Jan Hubicka <jh@suse.cz>
23258 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23259 (all_phis_safe_to_merge): New function.
23260 (update_info): New structure.
23261 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23262 (cleanup_empty_eh): Update SSA if possible.
23264 2009-04-04 Richard Guenther <rguenther@suse.de>
23266 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23267 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23268 (append_vuse): Likewise.
23270 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23272 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23273 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23274 instead of REG_UNSAVED for DW_CFA_undefined.
23275 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23276 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23279 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23282 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23284 2009-04-04 Richard Guenther <rguenther@suse.de>
23286 PR tree-optimization/8781
23287 PR tree-optimization/37892
23288 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23289 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23290 (valueize_refs): Call it for *& valueizations.
23291 (shared_reference_ops_from_ref): Rename to ...
23292 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23293 (shared_reference_ops_from_call): Rename to ...
23294 (valueize_shared_reference_ops_from_call): ... this and valueize.
23295 (vn_reference_lookup): Update.
23296 (visit_reference_op_call): Likewise.
23297 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23298 (eliminate): Value-replace the call address in call statements.
23300 2009-04-04 Richard Guenther <rguenther@suse.de>
23302 PR tree-optimization/39636
23303 * tree-ssa-forwprop.c
23304 (forward_propagate_addr_into_variable_array_index): Check for
23305 GIMPLE_ASSIGN before accessing the rhs code.
23307 2009-04-03 Jason Merrill <jason@redhat.com>
23309 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23311 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23313 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23314 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23315 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23316 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23317 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23318 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23319 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23320 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23321 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23322 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23323 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23324 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23325 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23326 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23327 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23328 Use fr_reg_or_fp01_operand instead of fr_register_operand
23330 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23331 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23332 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23334 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23336 PR rtl-optimization/39607
23337 PR rtl-optimization/39631
23341 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23342 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23343 instead of DF_LR_OUT.
23344 * ira-lives.c (process_bb_node_lives): Ditto.
23345 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23346 instead of DF_LR_{OUT,IN}.
23347 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23348 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23350 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23352 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23353 (execute_lower_omp): Always run but take the short way out if -fopenmp
23355 (gate_lower_omp): Remove, forcing the pass manager to always run the
23356 pass and always set PROP_gimple_lomp.
23357 (pass_lower_omp): Remove gate function.
23358 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23359 PROP_trees. Instead, require it.
23360 * ipa-cp.c (pass_ipa_cp): Likewise.
23361 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23362 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23363 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23364 and PROP_gimple_leh.
23366 2009-04-03 Richard Guenther <rguenther@suse.de>
23368 PR middle-end/13146
23369 PR tree-optimization/23940
23370 PR tree-optimization/33237
23371 PR middle-end/33974
23372 PR middle-end/34093
23373 PR tree-optimization/36201
23374 PR tree-optimization/36230
23375 PR tree-optimization/38049
23376 PR tree-optimization/38207
23377 PR tree-optimization/38230
23378 PR tree-optimization/38301
23379 PR tree-optimization/38585
23380 PR middle-end/38895
23381 PR tree-optimization/38985
23382 PR tree-optimization/39299
23383 * tree-ssa-structalias.h: Remove.
23384 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23385 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23386 (struct vuse_element_d): Remove.
23387 (struct vuse_vec_d): Likewise.
23388 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23389 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23390 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23391 VUSE_ELEMENT_VAR): Likewise.
23392 (struct voptype_d): Likewise.
23393 (NUM_VOP_FREE_BUCKETS): Likewise.
23394 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23395 (struct stmt_operands_d): Remove.
23396 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23397 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23398 VDEF_NUM, VDEF_VECT): Likewise.
23399 (copy_virtual_operands): Remove.
23400 (operand_build_cmp): Likewise.
23401 (create_ssa_artificial_load_stmt): Likewise.
23402 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23403 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23404 vuse_index and mayuse_index members. Pack and move done and iter_type
23405 members to the front.
23406 (SSA_OP_VMAYUSE): Remove.
23407 (SSA_OP_VIRTUAL_USES): Adjust.
23408 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23409 (unlink_stmt_vdef): Declare.
23410 (add_to_addressable_set): Remove.
23411 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23412 (vrp_visit_stmt): Likewise.
23413 * doc/tree-ssa.texi (Alias analysis): Update.
23414 * doc/invoke.texi (max-aliased-vops): Remove docs.
23415 (avg-aliased-vops): Likewise.
23416 * tree-into-ssa.c (syms_to_rename): Remove.
23417 (need_to_update_vops_p): Likewise.
23418 (need_to_initialize_update_ssa_p): Rename to ...
23419 (update_ssa_initialized_fn): ... this. Track function we are
23421 (symbol_marked_for_renaming): Simplify.
23422 (add_new_name_mapping): Do not set need_to_update_vops_p.
23423 (dump_currdefs): Use SYMS_TO_RENAME.
23424 (rewrite_update_stmt): Always walk all uses/defs.
23425 (dump_update_ssa): Adjust.
23426 (init_update_ssa): Take function argument. Track what we are
23428 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23429 (create_new_def_for): Initialize for cfun, assert we are initialized
23431 (mark_sym_for_renaming): Simplify.
23432 (mark_set_for_renaming): Do not initialize update-ssa.
23433 (need_ssa_update_p): Simplify. Take function argument.
23434 (name_mappings_registered_p): Assert we ask for the correct function.
23435 (name_registered_for_update_p): Likewise.
23436 (ssa_names_to_replace): Likewise.
23437 (release_ssa_name_after_update_ssa): Likewise.
23438 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23439 (dump_decl_set): Do not print a newline.
23440 (debug_decl_set): Do it here.
23441 (dump_update_ssa): And here.
23442 * tree-ssa-loop-im.c (move_computations): Adjust.
23443 (movement_possibility): Likewise.
23444 (determine_max_movement): Likewise.
23445 (gather_mem_refs_stmt): Likewise.
23446 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23447 or NAME_MEMORY_TAG.
23448 * tree-complex.c (update_all_vops): Remove.
23449 (expand_complex_move): Adjust.
23450 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23451 Simplify test for memory referencing statement. Exclude
23452 non-invariant ADDR_EXPRs.
23453 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23454 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23455 (rdg_flag_uses): Likewise.
23456 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23458 (tree_optimize_tail_calls_1): Also split the
23459 edge from the entry block if we have degenerate PHI nodes in
23460 the first basic block.
23461 * tree.c (init_ttree): Remove memory-tag related code.
23462 (tree_code_size): Likewise.
23463 (tree_node_structure): Likewise.
23464 (build7_stat): Re-write to be build6_stat.
23465 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23466 (SSA_VAR_P): Adjust.
23467 (struct tree_memory_tag): Remove.
23468 (struct tree_memory_partition_tag): Likewise.
23469 (union tree_node): Adjust.
23470 (build7): Re-write to be build6.
23471 * tree-pass.h (pass_reset_cc_flags): Remove.
23472 (TODO_update_address_taken): New flag.
23473 (pass_simple_dse): Remove.
23474 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23475 * params.h (MAX_ALIASED_VOPS): Remove.
23476 (AVG_ALIASED_VOPS): Likewise.
23477 * omp-low.c (expand_omp_taskreg): Update SSA form.
23478 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23479 aliases the lhs in a copy stmt.
23480 * tree-ssa-dse.c (struct address_walk_data): Remove.
23481 (memory_ssa_name_same): Likewise.
23482 (memory_address_same): Likewise.
23483 (get_kill_of_stmt_lhs): Likewise.
23484 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23485 unused stores. Look through PHI nodes into post-dominated regions.
23486 (dse_optimize_stmt): Simplify. Properly remove stores.
23487 (tree_ssa_dse): Compute dominators.
23488 (execute_simple_dse): Remove.
23489 (pass_simple_dse): Likewise.
23490 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23491 gimple_loaded_syms and gimple_stored_syms computation.
23492 * toplev.c (dump_memory_report): Dump alias and pta stats.
23493 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23494 (vn_reference_eq): Likewise.
23495 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23496 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23497 valueize_vuses): Remove.
23498 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23499 (get_def_ref_stmt_vuse): ... this.
23500 (vn_reference_lookup_2): New function.
23501 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23502 walking equivalent vuses. Simplify.
23503 (vn_reference_lookup): Likewise.
23504 (vn_reference_insert): Likewise.
23505 (vn_reference_insert_pieces): Likewise.
23506 (visit_reference_op_call): Simplify.
23507 (visit_reference_op_load): Likewise.
23508 (visit_reference_op_store): Likewise.
23509 (init_scc_vn): Remove shared_lookup_vuses initialization.
23510 (free_scc_vn): Remove shared_lookup_vuses freeing.
23511 (sort_vuses, sort_vuses_heap): Remove.
23512 (get_ref_from_reference_ops): Export.
23513 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23514 vector with single vuse pointer.
23515 (vn_reference_lookup_pieces, vn_reference_lookup,
23516 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23517 (shared_vuses_from_stmt): Remove.
23518 (get_ref_from_reference_ops): Declare.
23519 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23520 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23521 memory-tag related code.
23522 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23523 (likely_value): Add comment, skip static-chain of call statements.
23524 (surely_varying_stmt_p): Adjust.
23525 (gimplify_and_update_call_from_tree): Likewise.
23526 (execute_fold_all_builtins): Do not rebuild alias info.
23527 (gimplify_and_update_call_from_tree): Properly update VOPs.
23528 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23529 (copy_ref_info): Remove memory-tag related code.
23530 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23531 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23532 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23534 * tree-ssa-dom.c (gimple_p): Remove typedef.
23535 (eliminate_redundant_computations): Adjust.
23536 (record_equivalences_from_stmt): Likewise.
23537 (avail_expr_hash): Likewise.
23538 (avail_expr_eq): Likewise.
23539 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23540 (stmt_makes_single_load): Likewise.
23541 (stmt_makes_single_store): Likewise.
23542 * tree-ssa-alias.c: Rewrite completely.
23543 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23544 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23545 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23546 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23547 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23548 Remove public functions.
23549 (pass_reset_cc_flags): Remove.
23550 (pass_build_alias): Move ...
23551 * tree-ssa-structalias.c (pass_build_alias): ... here.
23552 * tree-ssa-alias.c (may_be_aliased): Move ...
23553 * tree-flow-inline.h (may_be_aliased): ... here.
23554 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23555 count_uses_and_derefs): Move ...
23556 * gimple.c: ... here.
23557 * gimple.h (count_uses_and_derefs): Declare.
23558 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23559 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23560 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23561 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23562 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23563 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23564 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23566 * tree-dfa.c (refs_may_alias_p): Move ...
23567 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23568 * tree-ssa-alias.h: New file.
23569 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23570 (statement_sink_location): Likewise.
23571 * opts.c (decode_options): Do not adjust max-aliased-vops or
23572 avg-aliased-vops values.
23573 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23574 (TV_CALL_CLOBBER): Likewise.
23575 (TV_FLOW_SENSITIVE): Likewise.
23576 (TV_FLOW_INSENSITIVE): Likewise.
23577 (TV_MEMORY_PARTITIONING): Likewise.
23578 (TV_ALIAS_STMT_WALK): New timevar.
23579 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23580 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23581 (get_address_description): Remove memory-tag related code.
23582 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23583 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23584 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23585 and immediate uses in statements. Document.
23586 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23587 (dump_symbols): Remove.
23588 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23589 * alias.c (get_deref_alias_set): New function split out from ...
23590 (get_alias_set): ... here.
23591 * alias.h (get_deref_alias_set): Declare.
23592 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23593 type parameter. Remove restrict pointer handling. Create a
23594 ref-all pointer in case type-based alias sets do not conflict.
23595 (vect_analyze_data_refs): Remove SMT related code.
23596 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23597 (vectorizable_load): Likewise.
23598 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23599 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23600 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23601 Ignore vops and SMTs.
23602 (dr_analyze_alias): Likewise..
23603 (free_data_ref): Likewise.
23604 (create_data_ref): Likewise.
23605 (analyze_all_data_dependences): Likewise.
23606 (get_references_in_stmt): Adjust.
23607 * tree-flow-inline.h (gimple_aliases_computed_p,
23608 gimple_addressable_vars, gimple_call_clobbered_vars,
23609 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23610 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23611 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23612 gimple_mem_ref_stats): Remove.
23613 (gimple_vop): New function.
23614 (op_iter_next_use): Remove vuses and mayuses cases.
23615 (op_iter_next_def): Remove vdefs case.
23616 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23617 (clear_and_done_ssa_iter): Do not set removed fields.
23618 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23619 Assert we are not iterating over vuses or vdefs if not also
23620 iterating over uses or defs.
23621 (op_iter_init_use): Likewise.
23622 (op_iter_init_def): Likewise.
23623 (op_iter_next_vdef): Remove.
23624 (op_iter_next_mustdef): Likewise.
23625 (op_iter_init_vdef): Likewise.
23626 (compare_ssa_operands_equal): Likewise.
23627 (link_use_stmts_after): Handle vuse operand.
23628 (is_call_used): Use is_call_clobbered.
23629 (is_call_clobbered): Global variables are always call clobbered,
23630 query the call-clobbers bitmap.
23631 (mark_call_clobbered): Ignore global variables.
23632 (clear_call_clobbered): Likewise.
23633 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23634 virtual operands sanity check.
23635 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23637 (TARGET_MEM_REF): Remove TMR_TAG operand.
23638 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23639 Remove call-clobber related code.
23640 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23641 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23642 partitions or escape reason.
23643 (get_single_def_stmt, get_single_def_stmt_from_phi,
23644 get_single_def_stmt_with_phi): Remove.
23645 (dump_referenced_vars): Tidy.
23646 (get_ref_base_and_extent): Allow bare decls.
23647 (collect_dfa_stats): Adjust.
23648 * graphite.c (rename_variables_in_stmt): Adjust.
23649 (graphite_copy_stmts_from_block): Likewise.
23650 (translate_clast): Likewise.
23651 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23653 (translate_vuse_through_block): Use the oracle.
23654 (phi_translate_1): Adjust.
23655 (value_dies_in_block_x): Use the oracle. Cache the outcome
23657 (valid_in_sets): Check if the VUSE for
23658 a REFERENCE is available.
23659 (eliminate): Do not remove stmts during elimination,
23660 instead queue and remove them afterwards.
23661 (do_pre): Do not rebuild alias info.
23662 (pass_pre): Run TODO_rebuild_alias before PRE.
23663 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23664 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23665 (mark_all_v_defs_stmt): Remove.
23666 (mark_all_v_defs_seq): Adjust.
23667 (sra_replace): Likewise.
23668 (scalarize_use): Likewise.
23669 (scalarize_copy): Likewise.
23670 (scalarize_init): Likewise.
23671 (scalarize_ldst): Likewise.
23672 (todoflags): Remove.
23673 (tree_sra): Do not rebuild alias info.
23674 (tree_sra_early): Adjust.
23675 (pass_sra): Run TODO_update_address_taken before SRA.
23676 * tree-predcom.c (set_alias_info): Remove.
23677 (prepare_initializers_chain): Do not call it.
23678 (mark_virtual_ops_for_renaming): Adjust.
23679 (mark_virtual_ops_for_renaming_list): Remove.
23680 (initialize_root_vars): Adjust.
23681 (initialize_root_vars_lm): Likewise.
23682 (prepare_initializers_chain): Likewise.
23683 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23684 (may_propagate_copy_into_stmt): Likewise.
23685 (merge_alias_info): Do nothing for now.
23686 (propagate_tree_value_into_stmt): Adjust.
23687 (stmt_may_generate_copy): Likewise.
23688 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23689 not mark symbols for renaming.
23690 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23691 with the same statement, make sure to update the new pointed-to one.
23692 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23693 call statements, do not mark symbols for renaming.
23694 (mark_operand_necessary): Dump something.
23695 (ref_may_be_aliased): New function.
23696 (mark_aliased_reaching_defs_necessary_1): New helper function.
23697 (mark_aliased_reaching_defs_necessary): Likewise.
23698 (mark_all_reaching_defs_necessary_1): Likewise.
23699 (mark_all_reaching_defs_necessary): Likewise.
23700 (propagate_necessity): Do not process virtual PHIs. For
23701 non-aliased loads mark all reaching definitions as necessary.
23702 For aliased loads and stores mark the immediate dominating
23703 aliased clobbers as necessary.
23704 (visited): New global static.
23705 (perform_tree_ssa_dce): Free visited bitmap after propagating
23707 (remove_dead_phis): Perform simple dead virtual PHI removal.
23708 (remove_dead_stmt): Properly unlink virtual operands when
23710 (eliminate_unnecessary_stmts): Schedule PHI removal after
23712 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23713 (process_replaceable): Likewise.
23714 (find_replaceable_in_bb): Likewise.
23715 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23716 based on the single gimple vop.
23717 (verify_flow_insensitive_alias_info): Remove.
23718 (verify_flow_sensitive_alias_info): Likewise.
23719 (verify_call_clobbering): Likewise.
23720 (verify_memory_partitions): Likewise.
23721 (verify_alias_info): Likewise.
23722 (verify_ssa): Adjust..
23723 (execute_update_addresses_taken): Export. Update SSA
23724 manually. Optimize only when optimizing. Use a local bitmap.
23725 (pass_update_address_taken): Remove TODO_update_ssa, add
23727 (pass_update_address_taken): Just use TODO_update_address_taken.
23728 (init_tree_ssa): Do not initialize addressable_vars.
23729 (verify_ssa): Verify new VUSE / VDEF properties.
23730 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23731 Do not call verify_alias_info.
23732 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23733 Do not free the loaded and stored syms bitmaps. Reset the escaped
23734 and callused solutions. Do not free addressable_vars.
23735 Remove memory-tag related code.
23736 (warn_uninitialized_var): Aliases are always available.
23737 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23738 * lambda-code.c (can_put_in_inner_loop): Adjust.
23739 (can_put_after_inner_loop): Likewise.
23740 (perfect_nestify): Likewise.
23741 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23742 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23743 (vectorizable_conversion): Do not mark symbols for renaming.
23744 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23745 (expand_call_inline): Unlink the calls virtual operands before
23747 (tree_function_versioning): Do not call update_ssa if we are not
23748 updating clones. Simplify.
23749 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23750 (propagate_with_phi): Likewise..
23751 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23752 clobber code. Assert we are not aliased or global.
23753 * tree-flow.h: Include tree-ssa-alias.h
23754 (enum escape_type): Remove.
23755 (struct mem_sym_stats_d): Likewise.
23756 (struct mem_ref_stats_d): Likewise.
23757 (struct gimple_df): Add vop member. Remove global_var,
23758 call_clobbered_vars, call_used_vars, addressable_vars,
23759 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23760 escaped and callused members.
23761 (struct ptr_info_def): Remove all members, add points-to solution
23763 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23764 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23765 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23766 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23767 (tree-ssa-alias.o): Likewise.
23768 (toplev.o): Add tree-ssa-alias.h
23769 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23770 * gimple.c (gimple_set_bb): Fix off-by-one error.
23771 (is_gimple_reg): Do not handle memory tags.
23772 (gimple_copy): Also copy virtual operands.
23773 Delay updating the statement. Do not reset loaded and stored syms.
23774 (gimple_set_stored_syms): Remove.
23775 (gimple_set_loaded_syms): Likewise.
23776 (gimple_call_copy_skip_args): Copy the virtual operands
23777 and mark the new statement modified.
23778 * tree-ssa-structalias.c (may_alias_p): Remove.
23779 (set_uids_in_ptset): Take the alias set to prune with as
23780 parameter. Fold in the alias test of may_alias_p.
23781 (compute_points_to_sets): Compute whether a ptr is dereferenced
23782 in a local sbitmap.
23783 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23784 other ADDRESSOF constraints on the lhs.
23785 (get_constraint_for_component_ref): Assert that we don't get
23786 ADDRESSOF constraints from the base of the reference.
23787 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23788 (struct variable_info): Remove collapsed_to member.
23789 (get_varinfo_fc): Remove.
23790 (new_var_info): Do not set collapsed_to.
23791 (dump_constraint): Do not follow cycles.
23792 (dump_constraint_graph): Likewise.
23793 (build_pred_graph): Likewise.
23794 (build_succ_graph): Likewise.
23795 (rewrite_constraints): Likewise.
23796 (do_simple_structure_copy): Remove.
23797 (do_rhs_deref_structure_copy): Remove.
23798 (do_lhs_deref_structure_copy): Remove.
23799 (collapse_rest_of_var): Remove.
23800 (do_structure_copy): Re-implement.
23801 (pta_stats): New global variable.
23802 (dump_pta_stats): New function.
23803 (struct constraint_expr): Make offset signed.
23804 (UNKNOWN_OFFSET): Define special value.
23805 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23806 (solution_set_expand): New helper function split out from ...
23807 (do_sd_constraint): ... here.
23808 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23809 (do_ds_constraint): Likewise.
23810 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23811 and CALLUSED = *CALLUSED.
23812 (set_union_with_increment): Make inc argument signed.
23813 (type_safe): Remove.
23814 (get_constraint_for_ptr_offset): Handle unknown and negative
23816 (first_vi_for_offset): Handle offsets before start. Bail
23817 out early for offsets beyond the variable extent.
23818 (first_or_preceding_vi_for_offset): New function.
23819 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23820 Together with ESCAPED = *ESCAPED this properly computes reachability.
23821 (find_what_var_points_to): New function.
23822 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23823 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23824 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23825 pt_solutions_intersect): New functions.
23826 (compute_call_used_vars): Remove.
23827 (compute_may_aliases): New main entry into PTA computation.
23828 * gimple.h (gimple_p): New typedef.
23829 (struct gimple_statement_base): Remove references_memory_p.
23830 (struct gimple_statement_with_memory_ops_base): Remove
23831 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23833 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23834 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23835 gimple_set_references_memory): Remove.
23836 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23837 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23839 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23840 (verify_expr): Allow RESULT_DECL.
23841 (gimple_duplicate_bb): Do not copy virtual operands.
23842 (gimple_duplicate_sese_region): Adjust.
23843 (gimple_duplicate_sese_tail): Likewise.
23844 (mark_virtual_ops_in_region): Remove.
23845 (move_sese_region_to_fn): Do not call it.
23846 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23847 and pass_simple_dse.
23848 (execute_function_todo): Handle TODO_update_address_taken,
23849 call execute_update_addresses_taken for TODO_rebuild_alias.
23850 (execute_todo): Adjust.
23851 (execute_one_pass): Init dump files early.
23852 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23854 (create_general_new_stmt): Clear vops.
23855 * tree-ssa-reassoc.c (get_rank): Adjust.
23856 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23857 symbols for renaming.
23858 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23859 (PARAM_AVG_ALIASED_VOPS): Likewise.
23860 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23861 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23862 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23863 (operand_build_cmp, copy_virtual_operands,
23864 create_ssa_artificial_load_stmt, add_to_addressable_set,
23865 gimple_add_to_addresses_taken): Remove public functions.
23866 (unlink_stmt_vdef): New function.
23868 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23870 * config.gcc (powerpc-*-linux*): Merge variants.
23872 2009-04-02 Chao-ying Fu <fu@mips.com>
23873 James Grosbach <james.grosbach@microchip.com>
23875 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23876 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23878 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23879 keep_interrupts_masked_p, use_debug_exception_return_p.
23880 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23881 keep_interrupts_masked, use_debug_exception_return.
23882 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23883 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23885 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23886 (mips_print_operand): Process COP0 registers to print $0 .. $31
23887 correctly for GAS to process.
23888 (mips_interrupt_extra_call_saved_reg_p): New function.
23889 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23891 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23892 (mips_compute_frame_info): Add supports for interrupt context that
23893 includes doubleword accumulators and COP0 registers.
23894 (mips_for_each_saved_acc): New function.
23895 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23896 mips_for_each_saved_reg.
23897 (mips_save_reg): Save accumulators.
23898 (mips_kernel_reg_p): A new for_each_rtx callback.
23899 (mips_expand_prologue): Support interrupt handlers.
23900 (mips_restore_reg): Restore accumulators.
23901 (mips_expand_epilogue): Support interrupt handlers.
23902 (mips_can_use_return_insn): Return false for interrupt handlers.
23903 (mips_epilogue_uses): New function.
23904 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23905 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23906 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23907 cop0_move): New instructions.
23908 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23909 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23911 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23913 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23914 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23915 interrupt handlers, we use K0 as the temporary register.
23916 (EPILOGUE_USES): Change to a function call.
23917 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23918 handlers, we use K0 as the temporary register.
23920 * doc/extend.texi (Function Attributes): Document interrupt,
23921 use_shadow_register_set, keep_interrupts_masked,
23922 use_debug_exception_return for MIPS attributes.
23924 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23926 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23927 Remove a number of t-files from tmake_file.
23928 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23929 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23930 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23931 target_prototype, not TARGET_PROTOTYPE.
23932 (LINK_OS_GNU_SPEC): Define.
23933 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23934 and darwin-ldoubdle.c.
23936 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23939 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23940 (cpp_options): Ditto.
23941 (default_compilers): Ditto.
23942 (display_help): Ditto.
23943 (process_command): Ditto.
23944 (do_spec_1): Ditto.
23945 (set_input): Use lbasename instead of duplicate code.
23946 (save_temps_prefix): New static for -save-temps=obj.
23947 (save_temps_length): Ditto.
23949 * doc/invoke.texi (-save-temps=obj): Document new variant to
23950 -save-temps switch.
23952 2009-04-02 Jeff Law <law@redhat.com>
23954 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23957 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23959 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23960 * configure: Regenerated.
23962 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23964 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23965 share the argument list.
23967 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23971 2009-02-12 Diego Novillo <dnovillo@google.com>
23973 * varpool.c (debug_varpool): New.
23974 * cgraph.h (debug_varpool): Declare.
23976 2009-04-02 Jan Hubicka <jh@suse.cz>
23978 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23981 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23983 * config/i386/i386.c (ix86_abi): Move initialization to ...
23984 (override_options): Here.
23986 2009-04-02 Christian Bruel <christian.bruel@st.com>
23988 * config/sh/sh.c (sh_dwarf_register_span): New function.
23989 (TARGET_DWARF_REGISTER_SPAN): Define.
23990 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23992 2009-04-02 Ira Rosen <irar@il.ibm.com>
23994 PR tree-optimization/39595
23995 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23996 interleaved loads group is not greater than the SLP group size.
23998 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24000 * builtins.c (is_builtin_name): New.
24001 (called_as_built_in): Use is_builtin_name.
24002 * tree.h (is_builtin_name): New.
24003 * varasm.c (incorporeal_function_p): Use is_builtin_name
24005 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24007 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24009 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24012 * c-decl.c (clone_underlying_type): Move this ...
24013 * c-common.c (set_underlying_type): ... here.
24014 Also, make sure the function properly sets TYPE_STUB_DECL() on
24015 the newly created typedef variant type.
24016 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24017 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24020 2009-04-02 Richard Guenther <rguenther@suse.de>
24022 PR tree-optimization/37221
24023 * tree-flow.h (degenerate_phi_result): Declare.
24024 * tree-ssa-dom.c (degenerate_phi_result): Export.
24025 * tree-scalar-evolution.c (analyze_initial_condition): If
24026 the initial condition is defined by a degenerate PHI node
24027 use the degenerate value.
24029 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24031 PR rtl-optimization/39588
24032 * combine.c (merge_outer_ops): Do not set the constant when this
24034 (simplify_shift_const_1): Do not modify it either in this case.
24036 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24038 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24039 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24041 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24044 * c-lex.c (interpret_float): Default (no suffix) is double.
24046 2009-04-1 Xinliang David Li <davidxl@google.com>
24048 * config/i386/i386.c (legitimate_constant_p): Recognize
24049 all one vector constant.
24051 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24053 * config/vax/vax.c: Add #includes to silence warnings.
24054 Change #include order to silence two warnings.
24056 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24058 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24059 (ASM_SPEC): Pass -k to the assembler for PIC code.
24061 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24063 * config.gcc: Add vax-*-linux* to the switch.
24064 * config/vax/linux.h: New file. (TARGET_VERSION,
24065 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24067 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24069 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24070 Use predicate macros instead of GET_CODE() == foo.
24071 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24072 ashlsi3, rotrsi3, <unnamed>): Likewise.
24074 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24076 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24077 jbbccihi, jbbccisi): Remova trailing whitespace.
24078 * config/vax/constraints.md: Likewise.
24079 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24080 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24081 * config/vax/predicates.md: Likewise.
24082 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24083 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24084 * config/vax/vax.h: Likewise.
24085 * config/vax/vax.md (nonlocal_goto): Likewise.
24087 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24089 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24090 (indirectable_address_p, adjacent_operands_p): Add spaces around
24092 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24094 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24096 * config/vax/vax.c (legitimate_constant_address_p,
24097 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24098 index_term_p, reg_plus_index_p, legitimate_address_p,
24099 vax_mode_dependent_address_p): Update comments to match functions
24100 modified by the recent int->bool conversion.
24102 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24104 * config/vax/builtins.md: Update copyright message.
24105 * config/vax/constraints.md: Likewise.
24106 * config/vax/netbsd-elf.h: Likewise.
24107 * config/vax/predicates.md: Likewise.
24108 * config/vax/vax-protos.h: Likewise.
24109 * config/vax/vax.c: Likewise.
24110 * config/vax/vax.h: Likewise.
24111 * config/vax/vax.md: Likewise.
24112 * config/vax/vax.opt: Likewise.
24114 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24116 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24117 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24118 * config/vax/constraints.md (B, R): Likewise.
24119 * config/vax/predicates.md (external_memory_operand,
24120 nonimmediate_addsub_di_operand): Likewise.
24121 * config/vax/vax.c (vax_output_int_add): Likewise.
24122 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24123 untyped_call): Likewise.
24125 2009-04-01 Matt Thomas <matt@3am-software.com>
24127 * config/vax/predicates.md: New file.
24128 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24129 external_const_operand, nonsymbolic_operand, external_memory_operand,
24130 indirect_memory_operand, indexed_memory_operand,
24131 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24132 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24134 * config/vax/constraints.md: New file.
24135 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24137 * config/vax/builtins.md: New file.
24138 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24139 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24141 * config/vax/vax.opt (mqmath): Add option.
24142 * config/vax/vax.md (isfx): Extend with DI.
24143 (VAXintQH, VAXintQHSD): Define.
24144 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24145 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24146 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24147 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24148 (movdi): Update constraints and use vax_output_int_move().
24149 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24150 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24151 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24152 nonlocal_goto): New.
24153 (mov<mode>): Extend accepted operand types.
24154 (subdi3_old): Rename from subdi3, change update constraints and use
24155 a new implementation.
24156 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24157 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24158 MOVE_RATIO, CLEAR_RATIO): Define.
24159 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24160 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24161 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24162 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24163 (split_quadword_operands): Make static and really allow variable
24165 (print_operand_address): Update for PIC generation.
24166 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24167 indexable_address_p, fixup_mathdi_operand,
24168 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24169 (vax_float_literal, legitimate_constant_p,
24170 indirectable_constant_address_p, index_term_p,
24171 reg_plus_index_p): Return bool instead of int.
24172 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24174 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24176 (vax_output_conditional_branch): Indent.
24177 (legitimate_constant_address_p, indirectable_constant_address_p,
24178 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24179 vax_mode_dependent_address_p): Return bool instead of int, update for
24181 * config/vax/vax-protos.h (legitimate_constant_address_p,
24182 legitimate_constant_p, legitimate_address_p,
24183 vax_mode_dependent_address_p): Change declaration to bool.
24184 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24185 vax_expand_addsub_di_operands, vax_output_int_subtract,
24186 vax_output_movmemsi): Declare.
24187 (split_quadword_operands, vax_float_literal): Delete declaration.
24188 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24189 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24190 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24191 ASM_OUTPUT_DWARF_PCREL): Define.
24192 (ASM_SPEC): Change definition to allow PIC generation.
24194 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24196 * doc/sourcebuild.texi: Update front-end requirements.
24198 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24201 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24202 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24203 (booldi3_internal3): Use boolean_or_operator instead of
24206 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24209 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24210 declarator whose size is not an integer constant expression but
24211 folds to an integer constant, then treat it as a constant
24214 2009-04-01 Richard Guenther <rguenther@suse.de>
24216 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24217 i * 4 + 2 to (i * 2 + 1) * 2.
24219 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24222 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24223 return if c_parser_asm_string_literal returned NULL.
24225 2009-04-01 Nick Clifton <nickc@redhat.com>
24227 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24229 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24230 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24231 other typedefs to avoid conflicts with libgcc2.c. Define labels
24232 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24234 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24235 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24238 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24240 * varasm.c (default_function_rodata_section): Declare DOT as
24243 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24244 Andrey Galkin <agalkin@hypercom.com>
24247 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24248 Make object_name unique for each process.
24250 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24253 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24254 addressable variables in the parallel that could go out of scope while
24255 running queued tasks.
24257 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24259 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24260 (CASE_VALUES_THRESHOLD): Redefine.
24261 * config/avr/avr.c (avr_override_options): Remove initialization of
24262 avr_case_values_threshold variable.
24263 (avr_case_values_threshold): Remove variable. Add new function.
24264 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24265 * config/avr/avr.opt (mno-tablejump): Remove option.
24266 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24268 2009-04-01 DJ Delorie <dj@redhat.com>
24270 * varasm.c (default_function_rodata_section): Don't assume
24271 anything about where the first '.' in the section name is.
24273 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24275 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24276 rs6000_emit_stack_tie.
24278 2009-03-31 Ian Lance Taylor <iant@google.com>
24280 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24281 gimple_code with GIMPLE_RESX, not RESX.
24283 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24285 * c-common.c (c_get_ident): New.
24286 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24288 2009-04-01 Ben Elliston <bje@au.ibm.com>
24290 * config/rs6000/sysv4.opt (msdata): Improve option description.
24292 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24294 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24295 (divdf3_internal_lat): Remove.
24296 (divxf3_internal_lat): Remove.
24297 (divxf3_internal_thr): Remove.
24298 (divxf): Use divxf3_internal.
24299 * config/ia64/div.md (divsf3_internal_lat): New.
24300 (divdf3_internal_lat): New.
24301 (divxf3_internal): New.
24303 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24306 * Makefile.in (USE_GCC_STDINT): Define.
24307 (stmp-int-hdrs): Install stdint.h if applicable.
24308 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24310 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24311 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24312 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24313 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24314 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24315 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24316 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24317 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24318 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24319 (c_common_nodes_and_builtins): Initialize
24320 underlying_wchar_type_node. Do not initialize
24321 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24322 nodes for new types.
24323 (c_stddef_cpp_builtins): Define macros for new types.
24324 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24326 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24327 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24328 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24329 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24330 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24331 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24332 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24333 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24334 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24335 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24336 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24337 int16_type_node, int32_type_node, int64_type_node,
24338 uint8_type_node, uint16_type_node, c_uint32_type_node,
24339 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24340 int_least32_type_node, int_least64_type_node,
24341 uint_least8_type_node, uint_least16_type_node,
24342 uint_least32_type_node, uint_least64_type_node,
24343 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24344 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24345 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24346 uintptr_type_node): Define.
24347 * c-cppbuiltin.c (builtin_define_constants,
24348 builtin_define_type_minmax): New.
24349 (builtin_define_stdint_macros): Define more macros.
24350 (c_cpp_builtins): Define more limit macros.
24351 (type_suffix): New.
24352 (builtin_define_type_max): Define in terms of
24353 builtin_define_type_minmax. Remove is_long parameter. All
24355 * config.gcc (use_gcc_stdint): Define.
24356 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24357 Add newlib-stdint.h for generic targets.
24358 * config/glibc-stdint.h, config/newlib-stdint.h,
24359 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24360 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24361 * config/score/score.h (UINTPTR_TYPE): Define.
24362 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24363 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24364 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24365 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24366 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24367 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24368 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24369 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24370 * config/spu/spu.h (STDINT_LONG32): Define.
24371 * configure.ac (use_gcc_stdint): Substitute.
24372 * configure: Regenerate.
24373 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24374 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24375 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24376 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24377 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24378 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24379 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24380 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24381 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24382 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24383 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24384 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24385 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24386 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24387 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24388 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24389 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24390 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24391 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24392 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24393 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24394 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24395 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24396 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24397 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24398 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24399 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24400 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24401 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24403 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24405 * loop-iv.c (suitable_set_for_replacement): Renamed from
24406 simplify_using_assignment; changed to return bool and to accept new
24407 args DEST and SRC. Return true iff we find a source/destination pair
24408 that can be used to make a replacement, and fill SRC and DEST if so.
24409 Remove arg ALTERED. Don't deal with altered regs here. All callers
24411 (simplify_using_initial_values): Deal with altered regs here and track
24412 more precisely the effect they have on the validity of our expression.
24414 * loop-iv.c (simplify_using_condition): A condition of the form
24415 (EQ REG CONST) can be used to simply make a substitution.
24416 (simplify_using_initial_values): Keep track of conditions we have seen
24417 and keep using them to simplify new expressions, while applying the
24418 same substitutions to them as to the expression.
24420 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24421 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24424 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24425 changed. Use this when trying to improve the upper bound.
24426 Generate the comparison by using simplify_gen_relational.
24428 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24430 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24432 (simplify_using_assignment, simplify_using_initial_values): Call
24433 replace_in_expr to make replacements. Call replace_single_def_regs
24434 once on the initial version of the expression.
24436 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24439 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24441 2009-03-31 Richard Guenther <rguenther@suse.de>
24443 PR middle-end/31029
24444 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24445 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24447 2009-03-31 Richard Guenther <rguenther@suse.de>
24449 * tree.h (div_if_zero_remainder): Declare.
24450 * fold-const.c (div_if_zero_remainder): Export.
24451 * tree-ssa-forwprop.c
24452 (forward_propagate_addr_into_variable_array_index): Handle
24453 constant array index addition outside of the variable index.
24455 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24458 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24459 define_splits, floatunssi<mode>2): Require x87 conversions from
24460 DImode to be permitted.
24462 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24464 PR preprocessor/15638
24465 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24467 2009-03-31 Richard Guenther <rguenther@suse.de>
24469 PR middle-end/23401
24470 PR middle-end/27810
24471 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24472 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24473 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24474 a separate statement.
24475 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24476 (lookup_tmp_var): Likewise.
24477 (is_gimple_formal_tmp_or_call_rhs): Remove.
24478 (is_gimple_reg_or_call_rhs): Rename to ...
24479 (is_gimple_reg_rhs_or_call): ... this.
24480 (is_gimple_mem_or_call_rhs): Rename to ...
24481 (is_gimple_mem_rhs_or_call): ... this.
24482 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24483 DECL_GIMPLE_REG_P only if is_formal is true.
24484 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24485 for non-proper post-modify expression gimplification.
24486 (gimplify_self_mod_expr): For post-modify expressions gimplify
24487 the lvalue to a minimal lvalue.
24488 (rhs_predicate_for): Remove formal temp case.
24489 (gimplify_modify_expr_rhs): Likewise.
24490 (gimplify_addr_expr): Use is_gimple_reg.
24491 (gimplify_expr): Remove formal temp cases.
24492 (gimple_regimplify_operands): Likewise.
24493 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24494 and FILTER_EXPR like constants.
24495 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24497 (is_gimple_formal_tmp_rhs): Remove.
24498 (is_gimple_reg_rhs): Remove special casing.
24499 (is_gimple_mem_rhs): Fix.
24500 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24501 (is_gimple_formal_tmp_var): Remove.
24502 (is_gimple_formal_tmp_reg): Likewise.
24503 (is_gimple_min_lval): Allow invariant component ref parts.
24504 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24505 is_gimple_formal_tmp_reg): Remove declarations.
24506 * tree-cfg.c (verify_expr): Verify that variables with address
24507 taken do not have DECL_GIMPLE_REG_P set.
24508 * tree-mudflap.c (mf_build_check_statement_for): Use
24509 force_gimple_operand instead of gimplify_expr.
24511 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24513 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24514 schedulable rows to compute_split_row.
24516 2009-03-31 Ben Elliston <bje@au.ibm.com>
24519 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24522 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24524 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24525 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24526 * configure: Regenerate.
24527 * config.in: Regenerate.
24528 * config/rs6000/rs6000.opt (mtls-markers): Add.
24529 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24530 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24531 (tls_ld_aix, tls_ld_sysv): Likewise.
24532 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24533 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24535 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24537 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24539 2009-03-30 Jan Hubicka <jh@suse.cz>
24541 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24543 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24544 detection and label handling.
24546 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24548 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24549 left_conflicts_size.
24550 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24551 ALLOCNO_LEFT_CONFLICTS_SIZE.
24553 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24554 remove_allocno_from_bucket_and_push,
24555 allocno_spill_priority_compare, push_allocnos_to_stack,
24556 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24557 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24558 (setup_allocno_left_conflicts_num): Ditto. Rename to
24559 setup_allocno_left_conflicts_size.
24560 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24561 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24562 setup_allocno_left_conflicts_size instead of
24563 setup_allocno_left_conflicts_num.
24565 * ira-build.c (ira_create_allocno): Use
24566 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24567 ALLOCNO_LEFT_CONFLICTS_NUM.
24569 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24571 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24572 instead of DF_LR_OUT.
24574 * ira-lives.c (process_bb_node_lives): Ditto.
24576 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24577 instead of DF_LR_{OUT,IN}.
24579 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24581 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24583 2009-03-30 Jan Hubicka <jh@suse.cz>
24585 * except.c (label_to_region_map): Fix thinko.
24587 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24589 PR middle-end/38237
24590 * tree.h (tree_find_value): New declaration.
24591 * tree.c (tree_find_value): New function.
24592 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24594 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24597 * c-decl.c (struct c_binding): Add locus field.
24598 (bind): Add locus argument, set locus field from it.
24599 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24600 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24601 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24602 implicitly_declare, undeclared_variable, lookup_label,
24603 declare_label, c_make_fname_decl, c_builtin_function,
24604 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24607 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24610 * config/i386/i386.c (classify_argument): Check total size of
24613 2009-03-30 Martin Jambor <mjambor@suse.cz>
24615 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24616 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24617 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24620 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24621 seen_variable_array_ref while also traversing a union.
24623 * tree-inline.c (optimize_inline_calls): Do not call
24624 cgraph_node_remove_callees.
24625 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24626 (pass_remove_cgraph_callee_edges): New variable.
24627 * passes.c (init_optimization_passes): Add
24628 pass_remove_cgraph_callee_edges after early inlining and before all
24629 late intraprocedural passes.
24631 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24633 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24635 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24636 Fix typos in names.
24638 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24640 * combine.c (simplify_comparison): Use have_insn_for.
24641 * dojump.c (do_jump): Likewise.
24643 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24645 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24646 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24647 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24648 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24649 instead of sparc_compare_emitted.
24650 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24651 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24652 instead of sparc_compare_emitted.
24654 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24656 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24657 enter/exit cfglayout mode.
24658 (pass_partition_block): Require it.
24659 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24660 (combine_instructions): Track basic blocks instead of labels.
24661 (update_cfg_for_uncondjump): New.
24662 (try_combine): Use it. Update jumps after rescanning.
24663 (pass_combine): Require PROP_cfglayout.
24664 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24666 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24668 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24669 Provide/destroy PROP_cfglayout respectively.
24670 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24671 * tree-pass.h (PROP_cfglayout): New.
24673 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24675 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24676 fold_convert_const_fixed_from_fixed,
24677 fold_convert_const_fixed_from_int,
24678 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24679 set TREE_CONSTANT_OVERFLOW.
24680 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24681 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24683 2009-03-30 Ira Rosen <irar@il.ibm.com>
24685 * tree-vect-loop-manip.c: New file.
24686 * tree-vectorizer.c: Update documentation and included files.
24687 (vect_loop_location): Make extern.
24688 (rename_use_op): Move to tree-vect-loop-manip.c
24689 (rename_variables_in_bb, rename_variables_in_loop,
24690 slpeel_update_phis_for_duplicate_loop,
24691 slpeel_update_phi_nodes_for_guard1,
24692 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24693 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24694 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24695 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24696 find_loop_location): Likewise.
24697 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24698 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24699 get_vectype_for_scalar_type, vect_is_simple_use,
24700 supportable_widening_operation, supportable_narrowing_operation):
24702 (bb_in_loop_p): Move to tree-vect-loop.c.
24703 (new_loop_vec_info, destroy_loop_vec_info,
24704 reduction_code_for_scalar_code, report_vect_op,
24705 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24706 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24707 (vect_supportable_dr_alignment): Likewise.
24708 * tree-vectorizer.h (tree-data-ref.h): Include.
24709 (vect_loop_location): Declare.
24710 Reorganize function declarations according to the new file structure.
24711 * tree-vect-loop.c: New file.
24712 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24713 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24714 * tree-vect-data-refs.c: New file.
24715 * tree-vect-patterns.c (timevar.h): Don't include.
24716 * tree-vect-stmts.c: New file.
24717 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24718 tree-vect-slp.c, tree-vect-loop.c.
24719 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24720 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24721 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24722 (tree-vect-analyze.o): Remove.
24723 (tree-vect-transform.o): Likewise.
24724 (tree-vect-data-refs.o): Add rule.
24725 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24726 tree-vect-slp.o): Likewise.
24727 (tree-vect-patterns.o): Remove redundant dependencies.
24728 (tree-vectorizer.o): Likewise.
24729 * tree-vect-slp.c: New file.
24731 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24733 * optc-gen.awk: Warn if an option flag has multiple different
24736 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24738 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24739 -floop-block): Document dependences on PPL, CLooG and Graphite.
24741 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24743 PR rtl-optimization/323
24744 * c-common.c (c_fully_fold, convert_and_check,
24745 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24746 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24747 * c-common.def (EXCESS_PRECISION_EXPR): New.
24748 * c-cppbuiltin.c (builtin_define_float_constants): Define
24749 constants with enough digits for long double.
24750 * c-lex.c (interpret_float): Interpret constant with excess
24751 precision where appropriate.
24752 * c-opts.c (c_common_post_options): Set
24753 flag_excess_precision_cmdline. Give an error for
24754 -fexcess-precision=standard for C++ for processors where the
24755 option is significant.
24756 * c-parser.c (c_parser_conditional_expression): Handle excess
24757 precision in condition.
24758 * c-typeck.c (convert_arguments): Handle arguments with excess
24760 (build_unary_op): Move excess precision outside operation.
24761 (build_conditional_expr): Likewise.
24762 (build_compound_expr): Likewise.
24763 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24764 (build_modify_expr): Handle excess precision in RHS.
24765 (convert_for_assignment): Handle excess precision in converted
24767 (digest_init, output_init_element, process_init_element): Handle
24768 excess precision in initializer.
24769 (c_finish_return): Handle excess precision in return value.
24770 (build_binary_op): Handle excess precision in operands and add
24771 excess precision as needed for operation.
24772 * common.opt (-fexcess-precision=): New option.
24773 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24774 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24775 For standard excess precision, output explicit conversion to and
24776 truncation from XFmode.
24777 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24778 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24779 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24780 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24781 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24782 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24783 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24784 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24785 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24786 define_splits, sqrt<mode>2): Disable where appropriate for
24787 standard excess precision.
24788 * convert.c (convert_to_real): Do not shorten arithmetic to type
24789 for which excess precision would be used.
24790 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24791 * doc/invoke.texi (-fexcess-precision=): Document option.
24792 (-mfpmath=): Correct index entry.
24793 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24794 flag_excess_precision): New.
24795 * langhooks.c (lhd_post_options): Set
24796 flag_excess_precision_cmdline.
24797 * opts.c (common_handle_option): Handle -fexcess-precision=.
24798 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24799 init_excess_precision): New.
24800 (lang_dependent_init_target): Call init_excess_precision.
24801 * tree.c (excess_precision_type): New.
24802 * tree.h (excess_precision_type): Declare.
24804 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24807 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24808 non-lvalue to component.
24810 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24812 PR preprocessor/34695
24813 * Makefile.in (c-opts.o): Depend on c-tree.h.
24814 * c-common.c: Move down include of diagnostic.h.
24815 (done_lexing, c_cpp_error): New.
24816 * c-common.h (done_lexing): Declare.
24817 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24819 * c-opts.c: Include c-tree.h.
24820 (c_common_init_options): Set preprocessor error callback.
24821 (c_common_handle_option): Do not set preprocessor
24822 inhibit_warnings, warnings_are_errors, warn_system_headers,
24823 pedantic_errors or inhibit_warnings flags.
24824 (c_common_post_options): Do not check cpp_errors (parse_in).
24825 (c_common_finish): Do not output dependencies if there were
24826 errors. Do not check return value of cpp_finish.
24827 * c-ppoutput.c (pp_file_change): Set input_location.
24828 * c-tree.h (c_cpp_error): Declare.
24829 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24831 (diagnostic_build_prefix): Check override_column.
24832 * diagnostic.h (diagnostic_info): Add override_column field.
24833 (diagnostic_override_column): Define.
24835 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24837 * c-common.c (c_expand_expr, c_staticp): Remove.
24838 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24839 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24840 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24841 * c-gimplify.c (gimplify_compound_literal_expr,
24842 optimize_compound_literals_in_ctor): Remove.
24843 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24844 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24845 * c-semantics.c (emit_local_var): Remove.
24847 * langhooks-def.h (lhd_expand_expr): Remove.
24848 * langhooks.c (lhd_expand_expr): Remove.
24849 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24851 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24852 handling from c-semantics.c; don't call into langhook.
24853 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24854 * gimplify.c (gimplify_compound_literal_expr,
24855 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24856 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24857 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24858 as was done in c-gimplify.c.
24859 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24860 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24861 Move from c-common.h.
24862 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24864 * tree.c (staticp): Do not call langhook.
24865 * langhooks.c (lhd_staticp): Delete.
24866 * langhooks-def.h (lhd_staticp): Delete prototype.
24867 (LANG_HOOKS_STATICP): Delete.
24868 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24870 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24871 instead of DECL_STMTs.
24873 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24881 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24883 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24884 contained expression.
24885 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24886 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24887 conditional expressions for C.
24888 (decl_constant_value_for_optimization): Move from
24889 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24890 whether optimizing and that the expression is a VAR_DECL not of
24891 array type instead of doing such checks in the caller. Do not
24892 check pedantic. Call gcc_unreachable for C++.
24893 * c-common.def (C_MAYBE_CONST_EXPR): New.
24894 * c-common.h (c_fully_fold, c_save_expr,
24895 decl_constant_value_for_optimization): New prototypes.
24896 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24897 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24898 EXPR_INT_CONST_OPERANDS): Define.
24899 * c-convert.c (convert): Strip nops from expression.
24900 * c-decl.c (groktypename): Take extra parameters expr and
24901 expr_const_operands. Update call to grokdeclarator.
24902 (start_decl): Update call to grokdeclarator. Add statement for
24903 expressions used in type of decl.
24904 (grokparm): Update call to grokdeclarator.
24905 (push_parm_decl): Update call to grokdeclarator.
24906 (build_compound_literal): Add parameter non_const and build a
24907 C_MAYBE_COSNT_EXPR if applicable.
24908 (grokdeclarator): Take extra parameters expr and
24909 expr_const_operands. Track expressions used in declaration
24910 specifiers and declarators. Fold array sizes and track whether
24911 they are constant expressions and whether they are integer
24912 constant expressions.
24913 (parser_xref_tag): Set expr and expr_const_operands fields in
24915 (grokfield): Update call to grokdeclarator.
24916 (start_function): Update call to grokdeclarator.
24917 (build_null_declspecs): Set expr and expr_const_operands fields in
24919 (declspecs_add_type): Handle expressions in typeof specifiers.
24920 * c-parser.c (c_parser_declspecs): Set expr and
24921 expr_const_operands fields for declaration specifiers.
24922 (c_parser_enum_specifier): Likewise.
24923 (c_parser_struct_or_union_specifier): Likewise.
24924 (c_parser_typeof_specifier): Likewise. Update call to
24925 groktypename. Fold expression as needed. Return expressions with
24926 type instead of adding statements.
24927 (c_parser_attributes): Update calls to c_parser_expr_list.
24928 (c_parser_statement_after_labels): Fold expression before passing
24929 to objc_build_throw_stmt.
24930 (c_parser_condition): Fold expression.
24931 (c_parser_asm_operands): Fold expression.
24932 (c_parser_conditional_expression): Use c_save_expr. Update call
24933 to build_conditional_expr.
24934 (c_parser_alignof_expression): Update call to groktypename.
24935 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24936 original_code. Fold expression argument of va_arg. Create
24937 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24938 argument to va_arg. Update calls to groktypename. Fold array
24939 index for offsetof. Verify that first argument to
24940 __builtin_choose_expr has integer type.
24941 (c_parser_postfix_expression_after_paren_type): Update calls to
24942 groktypename and build_compound_literal. Handle expressions with
24943 side effects in type name.
24944 (c_parser_postfix_expression_after_primary): Update call to
24945 c_parser_expr_list. Set original_code for calls to
24946 __builtin_constant_p.
24947 (c_parser_expr_list): Take extra parameter fold_p. Fold
24948 expressions if requested.
24949 (c_parser_objc_type_name): Update call to groktypename.
24950 (c_parser_objc_synchronized_statement): Fold expression.
24951 (c_parser_objc_receiver): Fold expression.
24952 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24953 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24954 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24955 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24956 (struct c_typespec): Add elements expr and expr_const_operands.
24957 (struct c_declspecs): Add elements expr and expr_const_operands.
24958 (groktypename, build_conditional_expr, build_compound_literal):
24960 (in_late_binary_op): Declare.
24961 * c-typeck.c (note_integer_operands): New function.
24962 (in_late_binary_op): New variable.
24963 (decl_constant_value_for_broken_optimization): Move to c-common.c
24964 and rename to decl_constant_value_for_optimization.
24965 (default_function_array_conversion): Do not strip nops.
24966 (default_conversion): Do not call
24967 decl_constant_value_for_broken_optimization.
24968 (build_array_ref): Do not fold result.
24969 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24970 result when operand is a VLA.
24971 (c_expr_sizeof_type): Update call to groktypename. Handle
24972 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24973 result when operand names a VLA type.
24974 (build_function_call): Update call to build_compound_literal.
24975 Only fold result for calls to __builtin_* functions. Strip
24976 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24977 the function designator.
24978 (convert_arguments): Fold arguments. Update call to
24979 convert_for_assignment.
24980 (build_unary_op): Handle increment and decrement of
24981 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24982 decrement earlier. Fold operand of increment and decrement.
24983 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24984 built for integer operand. Wrap returns that are INTEGER_CSTs
24985 without being integer constant expressions or that have integer
24986 constant operands without being INTEGER_CSTs.
24987 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24988 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24989 result is an integer constant expression or can be used in
24990 unevaluated parts of one and avoid folding and wrap as
24991 appropriate. Fold operands before possibly doing -Wsign-compare
24993 (build_compound_expr): Wrap result for C99 if operands can be used
24994 in integer constant expressions.
24995 (build_c_cast): Update call to digest_init. Do not ignore
24996 overflow from casting floating-point constants to integers. Wrap
24997 results that could be confused with integer constant expressions,
24998 null pointer constants or floating-point constants.
24999 (c_cast_expr): Update call to groktypename. Handle expressions
25000 included in type name.
25001 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25002 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25003 Update calls to convert_for_assignment.
25004 (convert_for_assignment): Take new parameter
25005 null_pointer_constant. Do not strip nops or call
25006 decl_constant_value_for_broken_optimization. Set
25007 in_late_binary_op for conversions to boolean.
25008 (store_init_value): Update call to digest_init.
25009 (digest_init): Take new parameter null_pointer_constant. Do not
25010 call decl_constant_value_for_broken_optimization. pedwarn for
25011 initializers not constant expressions. Update calls to
25012 convert_for_assignment.
25013 (constructor_nonconst): New.
25014 (struct constructor_stack): Add nonconst element.
25015 (really_start_incremental_init, push_init_level, pop_init_level):
25016 Handle constructor_nonconst and nonconst element.
25017 (set_init_index): Call constant_expression_warning for array
25019 (output_init_element): Fold value. Set constructor_nonconst as
25020 applicable. pedwarn for initializers not constant expressions.
25021 Update call to digest_init. Call constant_expression_warning
25022 where constant initializers are required.
25023 (process_init_element): Use c_save_expr.
25024 (c_finish_goto_ptr): Fold expression.
25025 (c_finish_return): Fold return value. Update call to
25026 convert_for_assignment.
25027 (c_start_case): Fold switch expression.
25028 (c_process_expr_stmt): Fold expression.
25029 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25030 ensure statement expression is not evaluated in constant expression.
25031 (build_binary_op): Track whether results are integer constant
25032 expressions or may occur in such, disable folding and wrap results
25033 as applicable. Fold operands for -Wsign-compare warnings unless
25035 (c_objc_common_truthvalue_conversion): Handle results folded to
25036 integer constants that are not integer constant expressions.
25037 * doc/extend.texi: Document when typeof operands are evaluated,
25038 that condition of __builtin_choose_expr is an integer constant
25039 expression, and more about use of __builtin_constant_p in
25042 2009-03-29 Richard Guenther <rguenther@suse.de>
25044 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25045 propagate addresses of array references.
25047 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25049 * regmove.c (perhaps_ends_bb_p): Remove.
25050 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25051 from INSN and check that the main loop stays within that basic block.
25052 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25053 (regmove_forward_pass): Split out from regmove_optimize. Use
25054 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25055 (regmove_backward_pass): Split out from regmove_optimize. Use
25056 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25057 (regmove_optimize): Simplify.
25059 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25062 * config/i386/i386.c (classify_argument): Ignore flexible array
25063 member in struct and warn ABI change.
25065 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25067 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25069 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25070 (ix86_adjust_cost): Updated.
25072 2009-03-29 Jan Hubicka <jh@suse.cz>
25074 PR middle-end/28850
25075 * tree-pass.h (pass_cleanup_eh): New function.
25076 (remove_unreachable_regions): Break code handling RTL
25077 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25078 that can not be reached by runtime.
25079 (can_be_reached_by_runtime): New function.
25080 (label_to_region_map): New function.
25081 (num_eh_regions): New function.
25082 (rtl_remove_unreachable_regions): New function.
25083 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25084 (remove_eh_region): New function.
25085 * except.h: Include sbitmap and vecprim.
25086 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25087 num_eh_regions): Declare.
25088 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25089 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25090 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25091 (tree_empty_eh_handler_p): New function.
25092 (cleanup_empty_eh): New function.
25093 (cleanup_eh): New function.
25094 (pass_cleanup_eh): New function.
25096 2009-03-29 Jan Hubicka <jh@suse.cz>
25098 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25099 for removed regions.
25101 2009-03-29 Jan Hubicka <jh@suse.cz>
25103 * except.c (dump_eh_tree): Dump all datastructures.
25105 2009-03-29 Jan Hubicka <jh@suse.cz>
25107 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25108 (duplicate_eh_regions_1): Likewise.
25109 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25110 vector; call EH verification.
25111 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25112 Be ready for region being removed.
25114 2009-03-29 Jan Hubicka <jh@suse.cz>
25116 * bitmap.c (bitmap_last_set_bit): New function.
25117 * bitmap.h (bitmap_last_set_bit): Declare.
25119 2009-03-29 David Ayers <ayers@fsfe.org>
25122 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25123 by calling objc_compare_types and surpress warnings about
25124 incompatible C pointers that are compatible ObjC pointers.
25126 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25128 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25129 call initialize_inline_failed.
25130 (initialize_inline_failed): Move it from here ...
25131 * cgraph.c (initialize_inline_failed): ... to here.
25132 (cgraph_create_edge): Call initialize_inline_failed rather than
25133 setting inline_failed directly.
25135 2009-03-29 Ben Elliston <bje@au.ibm.com>
25138 * sysv4.opt (msdata): Improve comment.
25139 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25140 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25142 2009-03-29 Ben Elliston <bje@au.ibm.com>
25145 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25146 load and store attributes.
25148 2009-03-29 Ben Elliston <bje@au.ibm.com>
25150 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25151 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25152 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25153 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25154 __builtin_infq and __builtin_huge_valq.
25156 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25158 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25160 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25161 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25163 2009-03-28 Xinliang David Li <davidxl@google.com>
25165 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25166 (do_dbg_cnt): New function.
25168 2009-03-28 Jan Hubicka <jh@suse.cz>
25170 Merge from pretty-ipa:
25172 2009-03-27 Jan Hubicka <jh@suse.cz>
25174 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25175 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25176 * passes.c (function_called_by_processed_nodes_p): New.
25177 * ipa-pure-const.c (check_call): Fix handling of operands.
25178 (analyze_function): Dump debug output for skipped bodies.
25179 (local_pure_const): Use function_called_by_processed_nodes_p.
25180 * dwarf2out.c (reference_to_unused): Use output.
25181 * passes.c (do_per_function_toporder): Likewise.
25183 2008-11-12 Jan Hubicka <jh@suse.cz>
25185 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25186 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25187 state_set_in_source enum
25188 (check_decl): Ignore memory tags; do not set fake looping flags;
25190 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25191 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25192 (check_call, analyze_function): Rewrite.
25194 (add_new_function): Update call of analyze_function.
25195 (generate_summary): Add call of analyze_function.
25196 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25197 (local_pure_const): New function.
25198 (pass_local_pure_const): New pass.
25199 * ipa-inline.c (inline_transform): Set after_inlining.
25200 * tree-eh.c (stmt_can_throw_external): New.
25201 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25202 work with aliasing built.
25203 * tree-flow.h (stmt_can_throw_external): New.
25204 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25205 and local pure/const pass in early and late optimization queue.
25207 2009-03-28 Martin Jambor <mjambor@suse.cz>
25209 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25211 (fold_binary): Allow function decl aligment consideration is the
25212 second argument is integer constant one.
25213 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25214 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25215 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25217 2009-03-28 Jan Hubicka <jh@suse.cz>
25219 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25220 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25221 * function.h (rtl_data): Add nothrow flag.
25222 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25223 set DECL_NOTHROW for AVAILABLE functions.
25225 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25227 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25228 following vector keyword has expansion starting with pixel or bool
25229 keyword, expand vector to __vector and pixel or bool to __pixel or
25233 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25234 warn_if_disallowed_function_p): Removed.
25235 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25236 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25237 warning_if_disallowed_function_p.
25238 * flags.h (warn_if_disallowed_function_p,
25239 warn_disallowed_functions): Removed.
25240 * common.opt (Wdisallowed-function-list=): Removed.
25241 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25243 2009-03-28 Richard Guenther <rguenther@suse.de>
25245 PR tree-optimization/38723
25246 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25249 2009-03-28 Jan Hubicka <jh@suse.cz>
25251 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25252 test introduced by my previous patch.
25254 2009-03-28 Richard Guenther <rguenther@suse.de>
25256 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25257 the PHIs value undefined.
25259 2009-03-28 Jan Hubicka <jh@suse.cz>
25261 * tree-pass.h (pass_fixup_cfg): New pass.
25262 * ipa-inline.c (inline_transform): Set
25263 always_inline_functions_inlined/after_inlining.
25264 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25265 (pass_fixup_cfg): New pass.
25266 * passes.c (init_optimization_passes): Add fixup_cfg.
25268 2009-03-28 Richard Guenther <rguenther@suse.de>
25270 PR tree-optimization/38458
25271 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25272 argument use the arguments copy-of value.
25274 2009-03-28 Richard Guenther <rguenther@suse.de>
25276 PR tree-optimization/38180
25277 * tree-ssa-ccp.c (get_default_value): Simplify.
25278 (likely_value): Likewise.
25279 (surely_varying_stmt_p): Properly handle VOP case.
25280 (ccp_initialize): Likewise.
25281 (ccp_fold): Handle propagating through *&.
25282 (fold_const_aggregate_ref): Also handle decls.
25284 2009-03-28 Jan Hubicka <jh@suse.cz>
25286 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25287 * cgraph.h (cgraph_node): Likewise.
25288 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25289 (cgraph_reset_node): Use process flag.
25290 (cgraph_mark_functions_to_output): Likewise.
25291 (cgraph_expand_function): Likewise.
25292 (cgraph_expand_all_functions): Likewise.
25293 (cgraph_output_in_order): Likewise.
25294 * dwarf2out.c (reference_to_unused): Likewise.
25295 * passes.c do_per_function_toporder): Likewise.
25297 2009-03-28 Jan Hubicka <jh@suse.cz>
25299 Bring from lto-branch:
25301 2008-09-03 Doug Kwan <dougkwan@google.com>
25303 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25304 enums instead of reason strings.
25305 * cgraph.c (cgraph_create_edge): Same.
25306 (cgraph_inline_failed_string): New function.
25307 * cgraph.h (cgraph_inline_failed_t): New enum type.
25308 (cgraph_inline_failed_string): New prototype.
25309 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25310 char pointer to cgraph_inline_failed_t.
25311 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25312 (cgraph_default_inline_p): Ditto.
25313 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25314 to cgraph_inline_failed_t pointer.
25315 * cif-code.def: New file.
25316 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25318 (cgraph_check_inline_limits): Change type of REASON to pointer to
25319 cgraph_inline_failed_t. Replace reason strings with enums.
25320 (cgraph_default_inline_p): Ditto.
25321 (cgraph_recursive_inlining_p): Ditto.
25322 (update_caller_keys): Change type of FAILED_REASON to
25323 cgraph_inline_failed_t.
25324 (cgraph_set_inline_failed): Change type of REASON to pointer to
25325 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25326 convert enums to strings for text output.
25327 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25328 to be of type cgraph_inline_failed_t. Replace reason strings with
25329 enums. Call cgraph_inline_failed_string to covert enums
25330 to strings for text output.
25331 (cgraph_decide_inlining): Replace reason strings with enums.
25332 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25333 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25335 * tree-inline.c (expand_call_inline): Change type of REASON
25336 to cgraph_inline_failed_t. Replace reason strings with enums.
25337 Call cgraph_inline_failed_string for text output.
25338 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25341 2009-03-28 Jan Hubicka <jh@suse.cz>
25343 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25344 cgraph_clone_node): Remove master clone handling.
25345 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25346 * cgraph.h (master_clone): Remove.
25347 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25348 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25349 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25351 2009-03-28 Jan Hubicka <jh@suse.cz>
25353 * cgraph.c (cgraph_function_body_availability): Functions declared
25354 inline are always safe to assume that it is not going to be replaced.
25356 2009-03-28 Richard Guenther <rguenther@suse.de>
25358 PR tree-optimization/38513
25359 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25360 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25361 EXC_PTR_EXPR and FILTER_EXPR.
25362 (get_ref_from_reference_ops): Likewise.
25364 2009-03-28 Richard Guenther <rguenther@suse.de>
25366 PR tree-optimization/38968
25367 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25368 Use FLOOR_MOD_EXPR to compute misalignment.
25370 2009-03-28 Richard Guenther <rguenther@suse.de>
25372 PR tree-optimization/37795
25373 * tree.h (combine_comparisons): Declare.
25374 * fold-const.c (combine_comparisons): Export.
25375 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25377 (ifcombine_iforif): Use combine_comparisons.
25379 2009-03-28 Jan Hubicka <jh@suse.cz>
25381 * tree-eh.c (inlinable_call_p): New function.
25382 (make_eh_edges): Use it.
25383 (verify_eh_edges): Use it.
25384 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25385 * except.c (reachable_next_level): Add inlinable_function argument
25386 (sjlj_find_directly_reachable_regions): Update.
25387 (add_reachable_handler): Do not set saw_any_handlers.
25388 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25389 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25390 Add new inlinable call parameter.
25391 (can_throw_internal, can_throw_external): Update.
25392 * except.h (can_throw_internal_1, can_throw_external_1,
25393 foreach_reachable_handler): Update declaration.
25395 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25397 * config/arm/t-arm-coff, config/h8300/coff.h,
25398 config/i386/i386-aout.h, config/i386/i386-coff.h,
25399 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25400 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25401 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25402 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25403 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25404 sys-types.h: Remove.
25405 * Makefile.in: Remove protoize and fixproto support and references
25407 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25408 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25410 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25411 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25412 unprotoize$(exeext).
25413 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25414 (.PHONY): Don't depend on proto.
25415 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25416 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25417 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25418 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25419 build/gen-protos.o, build/scan.o, xsys-protos.h,
25420 build/fix-header$(build_exeext), build/fix-header.o,
25421 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25422 stmp-install-fixproto): Remove.
25423 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25424 SYSCALLS.c or fixproto files.
25425 (install-common): Don't install protoize.
25426 (install-headers-tar, install-headers-cpio, install-headers-cp):
25427 Don't depend on $(STMP_FIXPROTO).
25428 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25429 install fixproto files or write out fixproto settings.
25430 (uninstall): Don't uninstall protoize.
25431 * config.gcc (use_fixproto): Remove.
25432 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25433 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25434 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25435 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25436 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25437 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25438 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25439 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25440 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25441 * config/t-vxworks (STMP_FIXPROTO): Remove.
25442 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25443 STMP_FIXPROTO): Remove.
25444 * config.in, configure: Regenerate.
25445 * crtstuff.c (gid_t, uid_t): Don't undefine.
25446 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25447 (arm-*-coff, arm-*-aout: Remove target entries.
25448 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25449 Remove mention of AIX 4.1.
25450 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25451 * doc/invoke.texi (Running Protoize): Remove.
25452 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25453 (Protoize Caveats): Remove.
25454 * tsystem.h: Update comments on headers assumed to exist.
25456 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25458 * genautomata.c: Add a new year to the copyright. Add a new
25460 (struct insn_reserv_decl): Add comments for member bypass_list.
25461 (find_bypass): Remove.
25462 (insert_bypass): New.
25463 (process_decls): Use insert_bypass.
25464 (output_internal_insn_latency_func): Output all bypasses with the
25465 same input insn in one switch case.
25467 * rtl.def (define_bypass): Describe bypass choice.
25468 * doc/md.texi (define_bypass): Ditto.
25470 2009-03-27 Richard Guenther <rguenther@suse.de>
25472 * gimplify.c (mark_addressable): Export.
25473 * tree-flow.h (mark_addressable): Declare.
25474 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25475 * tree-ssa.c (verify_phi_args): Verify that address taken
25476 variables have TREE_ADDRESSABLE set.
25478 2009-03-27 Richard Guenther <rguenther@suse.de>
25480 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25481 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25482 Do not mark decls TREE_ADDRESSABLE.
25483 (build_fold_addr_expr): Adjust.
25484 (fold_addr_expr): Remove.
25485 (fold_unary): Use build_fold_addr_expr.
25486 (fold_comparison): Likewise.
25487 (split_address_to_core_and_offset): Likewise.
25488 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25490 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25491 (gimplify_modify_expr_to_memcpy): Mark source and destination
25493 * omp-low.c (create_omp_child_function): Mark the object decl
25495 (lower_rec_input_clauses): Mark the var we take the address of
25497 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25499 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25501 PR middle-end/39315
25502 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25503 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25505 2009-03-27 Richard Guenther <rguenther@suse.de>
25507 PR tree-optimization/39120
25508 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25510 (handle_lhs_call): Process return constraints. Add escape
25511 constraints if necessary.
25512 (handle_const_call): Fill out return constraints. Make nested
25513 case more precise. Avoid consttmp if possible.
25514 (handle_pure_call): Fill out return constraints. Avoid
25515 callused if possible.
25516 (find_func_aliases): Simplify call handling.
25518 2009-03-27 Richard Guenther <rguenther@suse.de>
25520 PR tree-optimization/39120
25521 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25522 as a representative.
25523 (solve_graph): Do propagate CALLUSED.
25524 (handle_pure_call): Use a scalar constraint from CALLUSED for
25526 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25529 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25532 * c-common.c (handle_aligned_attribute): Properly check alignment
25533 overflow. Use (1U << i) instead of (1 << i).
25535 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25537 * expr.h (get_mem_align_offset): Updated.
25539 * tree.h (tree_decl_common): Change align to "unsigned int" and
25540 move it before pointer_alias_set.
25542 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25543 Jakub Jelinek <jakub@redhat.com>
25546 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25547 gr_register_operand with gr_reg_or_0_operand.
25548 (cmpxchg_rel_di): Likewise.
25549 (sync_lock_test_and_set<mode>): Likewise.
25551 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25553 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25554 (true_regnum): Likewise.
25556 * rtlanal.c (subreg_info): Moved to ...
25557 * rtl.h (subreg_info): Here. New.
25558 (subreg_get_info): New.
25560 * rtlanal.c (subreg_get_info): Make it extern.
25562 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25565 * config/i386/i386.c (ix86_abi): New.
25566 (override_options): Handle -mabi=.
25567 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25568 (ix86_call_abi_override): Likewise.
25569 (init_cumulative_args): Likewise.
25570 (function_arg_advance): Likewise.
25571 (function_arg_64): Likewise.
25572 (function_arg): Likewise.
25573 (ix86_pass_by_reference): Likewise.
25574 (ix86_function_value_regno_p): Likewise.
25575 (ix86_build_builtin_va_list_abi): Likewise.
25576 (setup_incoming_varargs_64): Likewise.
25577 (is_va_list_char_pointer): Likewise.
25578 (ix86_init_machine_status): Likewise.
25579 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25580 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25581 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25582 (ix86_function_abi): Make it static and return enum calling_abi.
25583 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25585 (ix86_fn_abi_va_list): Updated.
25587 * config/i386/i386.h (ix86_abi): New.
25588 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25589 (CONDITIONAL_REGISTER_USAGE): Likewise.
25590 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25591 (machine_function): Likewise.
25593 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25595 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25596 (STACK_BOUNDARY): Likewise.
25597 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25599 * config/i386/i386.opt (mabi=): New.
25601 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25602 return enum calling_abi.
25603 (ix86_function_type_abi): Likewise.
25604 (ix86_function_abi): Removed.
25606 * doc/invoke.texi: Document -mabi= option for x86.
25608 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25610 * builtins.c (real_dconstp): Delete.
25611 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25613 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25614 Jakub Jelinek <jakub@redhat.com>
25617 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25618 (gen_subprogram_die): When a function is explicit, generate the
25619 DW_AT_explicit attribute.
25620 * langhooks.h (struct lang_hooks_for_decls): Add
25621 function_decl_explicit_p langhook.
25622 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25623 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25625 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25627 * builtins.c (fold_builtin_memory_op): Optimize memmove
25628 into memcpy if we can prove source and destination don't overlap.
25630 * tree-inline.c: Include gt-tree-inline.h.
25631 (clone_fn_id_num): New variable.
25632 (clone_function_name): New function.
25633 (tree_function_versioning): Use it.
25634 * Makefile.in (GTFILES): Add tree-inline.c.
25636 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25638 * BASE-VER: Change to 4.5.0.
25640 2009-03-27 Xinliang David Li <davidxl@google.com>
25642 PR tree-optimization/39557
25643 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25645 2009-03-27 Xinliang David Li <davidxl@google.com>
25647 PR tree-optimization/39548
25648 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25651 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25653 * c-common.c (pointer_int_sum): Use %wd on return from
25656 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25658 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25659 on return from tree_low_cst.
25661 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25664 * ginclude/stdarg.h (va_copy): Define also for
25665 __GXX_EXPERIMENTAL_CXX0X__.
25667 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25670 * builtins.h (c_strlen): Do not warn here.
25671 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25672 * c-common.c (pointer_int_sum): Take an explicit location.
25673 Warn about offsets out of bounds.
25674 * c-common.h (pointer_int_sum): Adjust declaration.
25676 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25678 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25681 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25684 * opts.c (warn_if_disallowed_function_p): Don't assume
25685 get_callee_fndecl must return non-NULL.
25687 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25689 PR rtl-optimization/39522
25690 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25691 when reg_reloaded_valid is set.
25693 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25695 * config/spu/divv2df3.c: New file.
25696 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25697 (DPBIT_FUNCS): Filter out _div_df.
25699 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25701 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25702 a jump insn, count that jump in the distance to the loop start.
25704 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25707 * config/sh/sh.c (calc_live_regs): Fix condition for global
25708 registers except PIC_OFFSET_TABLE_REGNUM.
25710 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25713 * doc/invoke.texi (-mconsole): New.
25715 (-mno-cygwin): New.
25717 (-mnop-fun-dllimport): New.
25721 (sub section "i386 and x86-64 Windows Options"): New.
25723 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25725 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25726 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25728 2009-03-25 Richard Guenther <rguenther@suse.de>
25730 PR middle-end/39497
25731 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25734 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25736 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25737 neither of haifa/selective schedulers are working.
25739 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25741 * doc/invoke.texi (Debugging Options): Fix description of
25742 -fno-merge-debug-strings.
25744 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25746 * config/cris/libgcc.ver: New version-script.
25747 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25749 * configure.ac <GAS features, nop mnemonic>: Add pattern
25750 crisv32-*-* for "nop".
25751 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25752 * configure: Regenerate.
25754 2009-03-24 Ira Rosen <irar@il.ibm.com>
25756 PR tree-optimization/39529
25757 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25758 mark_sym_for_renaming for the tag copied to the new vector
25761 2009-03-24 Arthur Loiret <aloiret@debian.org>
25763 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25764 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25765 EXTRA_SPEC_FUNCTIONS.
25766 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25767 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25768 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25769 -march and -mtune options.
25771 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25773 * config/m68k/t-rtems: Add m5329 multilib.
25775 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25776 Jakub Jelinek <jakub@redhat.com>
25779 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25782 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25785 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25786 instead of c_parser_expression_conv, if original_code isn't one of the
25787 4 allowed comparison codes, fail.
25789 2009-03-23 Richard Guenther <rguenther@suse.de>
25791 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25792 * tree.h (struct tree_type): Likewise.
25793 * reload.h (struct insn_chain): Likewise.
25794 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25795 * function.h (struct function): Likewise.
25796 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25798 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25800 PR tree-optimization/39516
25801 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25803 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25805 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25806 should be set true if BITS_PER_WORD of target is bigger than 32
25808 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25810 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25811 Translate -B-options to -rpath-link. Correct existing
25812 rpath-link and conditionalize on !nostdlib.
25814 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25816 * doc/extend.texi (Function Attributes, Variable Attributes):
25818 * doc/invoke.texi (Debugging Options, Optimize Options)
25819 (i386 and x86-64 Options, MCore Options): Likewise.
25821 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25824 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25825 it for block local namespace aliases.
25826 (gen_decl_die): Pass context_die to gen_namespace_die.
25828 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25831 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25832 minimum or maximum value.
25834 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25836 * reginfo.c (globalize_reg): Recompute derived reg sets.
25838 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25841 * libgcc2.c (mprotect): Do not use signed arguments for
25842 VirtualProtect, use DWORD arguments. Also fix the 'may
25843 be used uninitialized' warning for the np variable.
25845 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25848 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25849 functions using regparm calling conventions when not optimizing.
25850 (ix86_function_sseregparm): Similarly for sseregparm calling
25853 2009-03-19 Li Feng <nemokingdom@gmail.com>
25855 PR middle-end/39500
25856 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25857 dependence if the first conflict is after niter iterations.
25859 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25861 PR middle-end/38609
25862 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25863 functions with dynamic stack-pointer adjustments.
25865 2009-03-19 Ben Elliston <bje@au.ibm.com>
25867 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25868 option; change to -msdata=data.
25870 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25872 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25875 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25878 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25880 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25882 * doc/invoke.texi (Code Gen Options): Expand discussion of
25885 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25887 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25888 * matrix-reorg.c (struct matrix_info): Likewise.
25889 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25890 * rtl.h (struct mem_attrs): Likewise.
25891 * df.h (struct df): Likewise.
25892 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25893 * ira-int.h (struct ira_allocno): Likewise.
25894 * df-scan.c (struct df_collection_rec): Likewise.
25895 * ira.c (struct equivalence): Likewise.
25896 * function.c (struct temp_slot): Likewise.
25897 * cfgloop.h (struct loop): Likewise.
25900 * function.c (use_register_for_decl): When not optimizing, disregard
25901 register keyword for variables with types containing methods.
25903 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25905 PR middle-end/39447
25906 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25907 (is_simple_operand): Call contains_component_ref_p before calling data
25908 reference analysis that would fail on COMPONENT_REFs.
25910 * tree-vrp.c (search_for_addr_array): Fix formatting.
25912 2009-03-18 Richard Guenther <rguenther@suse.de>
25914 * tree-vect-transform.c (vect_loop_versioning): Fold the
25915 generated comparisons.
25916 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25917 (slpeel_tree_peel_loop_to_edge): Likewise.
25919 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25921 PR middle-end/37805
25922 * opts.c (print_specific_help): In addition to `undocumented',
25923 accept `separate' and `joined' flags if passed alone. Describe
25924 output by the first matched one of those.
25925 (common_handle_option): Skip over empty strings.
25926 * gcc.c (display_help): Fix help string for `--help='.
25927 * doc/invoke.texi (Option Summary, Overall Options): With
25928 `--help=', classes and qualifiers can both be repeated, but
25929 only the latter can be negated. One should not pass only
25930 negated qualifiers. Fix markup and examples.
25933 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25934 PR middle-end/37805
25935 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25936 and -fhelp=separate.
25938 2009-03-17 Jing Yu <jingyu@google.com>
25940 PR middle-end/39378
25941 * function.h (struct rtl_data): Move is_thunk from here...
25942 (struct function): ...to here.
25943 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25944 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25946 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25948 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25949 (alpha_output_function_end_prologue): Likewise.
25950 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25951 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25952 (rs6000_output_function_epilogue): Likewise.
25953 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25955 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25958 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25959 from different units in a single alternative.
25960 (*truncdfsf_i387): Ditto.
25961 (*truncxfsf2_mixed): Ditto.
25962 (*truncxfdf2_mixed): Ditto.
25964 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25966 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25967 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25970 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25971 unused non-artificial variables when not optimizing.
25974 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25975 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25976 NAMESPACE_DECL in its DECL_INITIAL.
25978 PR middle-end/39443
25979 * optabs.c (set_user_assembler_libfunc): New function.
25980 * expr.h (set_user_assembler_libfunc): New prototype.
25981 * c-common.c: Include libfuncs.h.
25982 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25983 for memcmp, memset, memcpy, memmove and abort.
25984 * Makefile.in (c-common.o): Depend on libfuncs.h.
25987 * dwarf2out.c (gen_inlined_enumeration_type_die,
25988 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25989 gen_tagged_type_instantiation_die): Removed.
25990 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25993 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25996 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25998 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25999 (check-parallel-%): Ditto.
26000 (check-consistency): Ditto.
26002 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26004 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26005 local variable rhs by NULL_TREE.
26007 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26010 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26012 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26015 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26017 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26020 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26021 for ms->sysv ABI calls only in 64bit mode.
26023 * config/i386/i386.md (untyped_call): Support 32bit.
26025 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26027 * doc/extend.texi: Replace x86_65 with x86_64.
26029 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26031 PR tree-optimization/39455
26032 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26033 mismatches for POINTER_TYPE_P (type).
26034 (number_of_iterations_le): Likewise.
26036 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26038 * config/picochip/picochip.c: Removed profiling support.
26039 * config/picochip/picochip.md: Removed profiling instruction.
26040 * config/picochip/picochip.h: Removed profiling builtin.
26042 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26044 * doc/install.texi (--with-host-libstdcxx): Document.
26046 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26049 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26050 generate a warning if the function name does not begin with
26051 "__vector" and the function has either the 'signal' or 'interrupt'
26052 attribute, from here to ...
26053 (avr_declare_function_name): ...here. New function.
26054 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26055 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26057 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26060 * cse.c (fold_rtx): Don't modify original const_arg1 when
26061 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26062 separate variable instead.
26063 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26064 from out of range shift counts.
26065 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26067 2009-03-13 Catherine Moore <clm@codesourcery.com>
26069 * config/i386/x-mingw32 (host-mingw32.o): Replace
26070 diagnostic.h with $(DIAGNOSTIC_H).
26072 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26075 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26077 * config/i386/sync.md (sync_compare_and_swap<mode>,
26078 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26079 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26081 (sync_double_compare_and_swapdi_pic,
26082 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26083 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26085 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26088 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26090 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26093 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26094 (avx_addsubv4df3): Likewise.
26095 (*avx_addsubv4sf3): Likewise.
26096 (sse3_addsubv4sf3): Likewise.
26098 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26101 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26103 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26106 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26107 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26108 registers for allocnos created from user-defined variables.
26110 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26113 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26114 of non-integer mode as well.
26116 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26118 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26119 for functions for which the parameter types are unknown.
26121 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26124 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26125 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26126 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26127 * config/i386/i386.c (ix86_local_alignment): For
26128 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26129 long long variables on the stack to avoid dynamic realignment.
26130 Allow the first argument to be a decl rather than type.
26131 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26133 2009-03-11 Nick Clifton <nickc@redhat.com>
26136 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26138 Add description to mno-lsim option.
26139 * config/mcore/mcore.h: Remove comment about deprecated m4align
26141 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26142 * doc/invoke.texi: Add description of mno-lsim and
26143 mstack-increment options.
26145 * config/fr30/fr30.opt: Document the -mno-lsim option.
26146 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26147 and -mno-lsim options.
26149 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26151 * fold-const.c (fold_comparison): Only call fold_inf_compare
26152 if the mode supports infinities.
26154 2009-03-11 Jason Merrill <jason@redhat.com>
26157 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26158 end already did. Notice GIMPLE_CALL modifications of the result.
26159 Don't copy debug information from an ignored decl or a decl from
26162 2009-03-10 Richard Guenther <rguenther@suse.de>
26163 Nathan Froyd <froydnj@codesourcery.com>
26165 PR middle-end/37850
26166 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26167 (__divMODE3): Likewise.
26169 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26171 PR tree-optimization/39394
26172 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26173 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26175 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26177 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26178 inline asms for register asm ("") declarations.
26180 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26182 * fold-const.c (fold_unary): Fix comment.
26184 2009-03-07 Jan Hubicka <jh@suse.cz>
26187 * tree-inline.c (setup_one_parameter): Do replacement of const
26188 argument by constant in SSA form.
26190 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26192 PR middle-end/38028
26193 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26194 determine alignment passed to assign_stack_local.
26195 (assign_parms_unsplit_complex): Likewise.
26196 * except.c (sjlj_build_landing_pads): Likewise.
26198 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26200 PR middle-end/39360
26201 * tree-flow.h (add_referenced_var): Return bool instead of void.
26202 * tree-dfa.c (add_referenced_var): Return result of
26203 referenced_var_check_and_insert call.
26204 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26205 of referenced_var_check_and_insert.
26208 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26209 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26210 DIE, don't emit it if abstract origin already has it.
26211 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26212 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26214 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26216 * genpreds.c (needs_variable): Fix parentheses at variable name
26218 (write_tm_constrs_h): Indent generated code.
26220 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26222 * doc/extend.texi (Function Attributes): Add documentation
26223 for isr attributes.
26225 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26228 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26229 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26231 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26233 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26236 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26239 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26240 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26242 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26244 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26245 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26246 constants instead of magic numbers.
26247 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26249 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26250 (x86_64_ms_abi_int_parameter_registers): Ditto.
26251 (x86_64_int_return_registers): Ditto.
26252 (ix86_maybe_switch_abi): Ditto.
26253 (ix86_expand_call): Ditto for clobbered_registers array.
26254 (ix86_hard_regno_mode_ok): Ditto.
26255 (x86_extended_QIreg_mentioned_p): Ditto.
26257 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26259 PR tree-optimization/39349
26260 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26262 * combine.c (gen_lowpart_for_combine): Use omode when generating
26265 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26267 PR rtl-optimization/39235
26268 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26270 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26272 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26274 2009-03-04 Richard Guenther <rguenther@suse.de>
26276 PR tree-optimization/39362
26277 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26278 that occur in abnormal PHIs should be varying.
26280 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26282 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26284 (simple_iv): Take loop as an argument instead of statement.
26285 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26286 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26288 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26290 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26291 * matrix-reorg.c (analyze_transpose): Ditto.
26292 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26293 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26294 * tree-predcom.c (ref_at_iteration): Ditto.
26295 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26297 2009-03-04 Richard Guenther <rguenther@suse.de>
26299 PR tree-optimization/39358
26300 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26301 escaped_id and callused_id.
26302 (solve_graph): Likewise.
26304 2009-03-04 Richard Guenther <rguenther@suse.de>
26306 PR tree-optimization/39339
26307 * tree-sra.c (try_instantiate_multiple_fields): Make it
26308 no longer ICE on the above.
26310 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26312 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26313 that fits within Pmode.
26315 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26317 PR middle-end/10109
26318 * tm.texi (LIBCALL_VALUE): Update description.
26320 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26322 PR middle-end/34443
26323 * doc/extend.texi (section): Update description.
26325 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26327 PR middle-end/39345
26328 * tree-inline.c (remapped_type): New.
26329 (can_be_nonlocal): Call remapped_type instead of remap_type.
26331 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26334 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26335 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26337 2009-03-03 Richard Guenther <rguenther@suse.de>
26339 PR middle-end/39272
26340 * tree.c (tree_nonartificial_location): New function.
26341 * tree.h (tree_nonartificial_location): Declare.
26342 * builtins.c (expand_builtin_memory_chk): Provide location
26343 of the call location for artificial function pieces.
26344 (maybe_emit_chk_warning): Likewise.
26345 (maybe_emit_sprintf_chk_warning): Likewise.
26346 (maybe_emit_free_warning): Likewise.
26347 * expr.c (expand_expr_real_1): Likewise.
26349 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26351 PR tree-optimization/39343
26352 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26353 COMPONENT_REF t has ARRAY_TYPE.
26355 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26357 PR middle-end/39335
26358 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26359 when the type precision of the induction variable should be
26360 larger than the type precision of nit.
26361 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26362 * graphite.c (graphite_loop_normal_form): Same.
26363 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26365 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26367 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26368 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26369 numbers to describe clobbered registers.
26370 (*call_value_0_rex64_ms_sysv): Ditto.
26371 * config/i386/mmx.md (mmx_emms): Ditto.
26372 (mmx_femms): Ditto.
26374 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26376 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26379 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26381 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26382 (spu_section_type_flags): New function.
26384 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26386 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26387 reg_class_contents of FLOAT_REGS into a temporary.
26389 2009-03-02 Richard Guenther <rguenther@suse.de>
26390 Ira Rosen <irar@il.ibm.com>
26392 PR tree-optimization/39318
26393 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26394 information to the vectorized statement.
26396 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26398 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26399 variable. Use defined names instead of magic constants for REX SSE
26402 2009-03-01 Richard Guenther <rguenther@suse.de>
26404 PR tree-optimization/39331
26405 * omp-low.c (lower_send_shared_vars): Do not receive new
26406 values for the reference of DECL_BY_REFERENCE parms or results.
26408 2009-03-01 Jan Hubicka <jh@suse.cz>
26411 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26412 BLOCK_NONLOCALIZED_VAR): New macros.
26413 (tree_block): Add nonlocalized_vars.
26414 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26415 gen_decl_die): Add origin argument. Allow generation of die with
26416 origin at hand only.
26417 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26418 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26420 (gen_block_die): Fix checking for unused blocks.
26421 (process_scope_var): Break out from .... ; work with origins only.
26422 (decls_for_scope) ... here; process nonlocalized list.
26423 (dwarf2out_ignore_block): Look for nonlocalized vars.
26424 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26426 (dump_scope_block): Dump them.
26427 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26428 (remap_block): Likewise.
26429 (can_be_nonlocal): New predicate.
26430 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26432 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26434 * configure: Regenerate.
26436 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26438 * optc-gen.awk: No need to duplicate option flags twice.
26439 Reuse help texts for duplicate options which do not have any.
26441 * gcc.c (display_help): Document --version.
26443 * gcc.c (main): If print_help_list and verbose_flag, ensure
26444 driver output comes before subprocess output.
26446 * optc-gen.awk: Assign all remaining fields to help string,
26447 space-separated, for multi-line help in *.opt.
26449 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26450 -Wno-pedantic-ms-format is for MinGW targets only.
26452 * doc/options.texi (Option file format): Fix bad indentation,
26453 restoring dropped sentence.
26455 2009-02-28 Jan Hubicka <jh@suse.cz>
26457 * tree-inline.c (tree_function_versioning): Output debug info.
26459 2009-02-28 Jan Hubicka <jh@suse.cz>
26462 * tree-inline.c (setup_one_parameter): Do not copy propagate
26463 arguments when not optimizing.
26465 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26468 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26469 (avx_addsubv4df3): Likewise.
26470 (*avx_addsubv4sf3): Likewise.
26471 (sse3_addsubv4sf3): Likewise.
26472 (*avx_addsubv2df3): Likewise.
26473 (sse3_addsubv2df3): Likewise.
26474 (avx_unpckhps256): Correct item selectors.
26475 (avx_unpcklps256): Likewise.
26476 (avx_unpckhpd256): Likewise.
26477 (avx_unpcklpd256): Likewise.
26479 2009-02-28 Jan Hubicka <jh@suse.cz>
26481 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26483 (copy_arguments_for_versioning): If var is declared don't declare it.
26484 (tree_function_versioning): First setup substitutions and then copy
26487 2009-02-27 Jan Hubicka <jh@suse.cz>
26490 * cgraph.h (varpool_output_debug_info): Remove.
26491 * cgraphunit.c (varpool_output_debug_info): Remove.
26492 * dwarf2out.c (deferred_locations_struct): New struct
26493 (deferred_locations): New type.
26494 (deferred_locations_list): New static var.
26495 (deffer_location): New function.
26496 (gen_variable_die): Use it.
26497 (decls_for_scope): Output info on local static vars.
26498 (dwarf2out_finish): Process deferred locations.
26499 * varpool.c (varpool_output_debug_info): Remove.
26501 2009-02-27 Jan Hubicka <jh@suse.cz>
26504 * tree.h (TREE_PROTECTED): Fix comment.
26505 (BLOCK_HANDLER_BLOCK): Remove.
26506 (struct tree_block): Remove handler_block add body_block.
26507 (inlined_function_outer_scope_p): New.
26508 (is_body_block): Remove.
26509 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26510 * dwarf2out.c (is_inlined_entry_point): Remove.
26511 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26512 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26514 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26515 * gimplify.c (gimplify_expr): Gimplify body blocks.
26516 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26517 block with multiple subblocks.
26518 (dump_scope_block): Prettier output; dump more flags and info.
26519 (dump_scope_blocks): New.
26520 (remove_unused_locals): Use dump_scope_blocks.
26521 * tree-flow.h (dump_scope_blocks): Declare.
26522 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26523 * stmt.c (is_body_block): Remove.
26524 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26525 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26527 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26529 PR middle-end/39308
26530 * graphite.c (graphite_loop_normal_form): Do not call
26531 number_of_iterations_exit from a gcc_assert.
26533 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26535 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26536 jumps if COND is NULL.
26537 (find_cond_jump): New function.
26538 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26539 * config/s390/s390.md: Remove z10_cobra attribute value.
26541 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26543 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26544 force_const_mem returns NULL_RTX.
26546 2009-02-26 Jan Hubicka <jh@suse.cz>
26549 * cgraph.h (varpool_output_debug_info): Remove.
26550 * cgraphunit.c (varpool_output_debug_info): Remove.
26551 * dwarf2out.c (deferred_locations_struct): New struct
26552 (deferred_locations): New type.
26553 (deferred_locations_list): New static var.
26554 (deffer_location): New function.
26555 (gen_variable_die): Use it.
26556 (decls_for_scope): Output info on local static vars.
26557 (dwarf2out_finish): Process deferred locations.
26558 * varpool.c (varpool_output_debug_info): Remove.
26560 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26562 PR rtl-optimization/39241
26563 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26564 to subreg_offset_representable_p.
26566 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26568 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26569 execute function prototype. Get f and nregs from max_reg_num
26570 and get_insns. Remove the first backward pass as it's dead,
26571 guard the forward pass by flag_expensive_optimizations.
26572 (rest_of_handle_regmove): Delete.
26573 (pass_regmove): Replace it with regmove_optimize.
26575 2009-02-25 Martin Jambor <mjambor@suse.cz>
26577 PR tree-optimization/39259
26578 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26579 calls_alloca function flags.
26580 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26581 calls are detected.
26583 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26585 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26586 flags_set_1_rtx, flags_set_1_set): Delete.
26587 (regmove_optimize): Do not call mark_flags_life_zones.
26589 2009-02-24 Julian Brown <julian@codesourcery.com>
26592 * config/arm/arm.c (require_pic_register): Only set
26593 cfun->machine->pic_reg once per function.
26595 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26597 * doc/invoke.texi (Link Options): Document an easier way to pass
26598 options that take arguments to the GNU linker using -Xlinker and -Wl.
26600 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26603 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26605 2009-02-24 Richard Guenther <rguenther@suse.de>
26608 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26610 2009-02-24 Richard Guenther <rguenther@suse.de>
26611 Zdenek Dvorak <ook@ucw.cz>
26613 PR tree-optimization/39233
26614 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26615 from converting them to a generic type.
26617 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26619 PR tree-optimization/39260
26620 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26621 contains a condition with a real type.
26622 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26624 2009-02-23 Jason Merrill <jason@redhat.com>
26627 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26628 narrowing_initializer_constant_valid_p.
26629 (narrowing_initializer_constant_valid_p): Don't return
26630 null_pointer_node for adding a pointer to itself.
26632 2009-02-23 Jan Hubicka <jh@suse.cz>
26635 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26638 2009-02-23 Jan Hubicka <jh@suse.cz>
26640 PR tree-optimization/37709
26641 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26642 * tree.h (block_ultimate_origin): Declare.
26643 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26644 * tree-ssa-live.c (remove_unused_scope_block_p):
26645 Eliminate blocks containig no instructions nor live variables nor
26647 (dump_scope_block): New function.
26648 (remove_unused_locals): Enable removal of dead blocks by default;
26649 enable dumping at TDF_DETAILS.
26651 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26653 * config/i386/i386.c (classify_argument): Don't allow COImode
26655 (function_arg_advance_32): Don't allow OImode.
26656 (function_arg_32): Likewise.
26657 (function_value_32): Likewise.
26658 (return_in_memory_32): Likewise.
26659 (function_arg_64): Remove OImode comment.
26661 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26664 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26665 ix86_expand_vector_set for V4DImode in 64bit mode only.
26666 (ix86_expand_vector_init_one_var): Likewise.
26668 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26670 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26672 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26675 * loop-iv.c: Revert last change.
26676 * emit-rtl.c: Likewise.
26678 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26681 * config/i386/i386.c (type_natural_mode): Remove an extra
26682 space in the warning message.
26683 (function_value_32): Handle 32-byte vector modes.
26684 (return_in_memory_32): Likewise.
26686 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26688 * loop-iv.c (truncate_value): New function.
26689 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26691 (lowpart_subreg): Move to...
26692 * emit-rtl.c: ...here.
26694 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26696 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26697 accidental and undocumented change at revision 140860.
26699 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26701 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26702 take gimple_seq * arguments.
26703 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26704 types_compatible_p langhook.
26706 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26707 Joseph Myers <joseph@codesourcery.com>
26709 * config/arm/arm.c (arm_builtin_va_list): New function.
26710 (arm_expand_builtin_va_start): Likewise.
26711 (arm_gimplify_va_arg_expr): Likewise.
26712 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26713 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26714 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26715 (va_list_type): New variable.
26716 (arm_mangle_type): Mangle va_list_type appropriately.
26718 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26720 PR middle-end/39157
26721 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26722 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26723 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26724 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26725 parameter to 1000 for -O1 by default.
26726 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26728 * loop-invariant.c: Include params.h.
26729 (move_loop_invariants): Don't call move_single_loop_invariants on
26732 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26734 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26735 offset when calculating bounds for indexing stack_usage_map. Fixes
26736 a buffer overflow with certain target setups.
26738 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26741 * calls.c (expand_call): Clear try_tail_call if caller and callee
26742 disagree in promotion of function return value.
26744 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26747 * c-common.c (c_determine_visibility): If visibility changed and
26748 DECL_RTL has been already set, call make_decl_rtl to update symbol
26751 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26754 * varasm.c (assemble_variable): Don't check DECL_NAME when
26755 globalizing a variable.
26757 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26760 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26761 expression before any __builtin_trap call.
26762 * c-typeck.c (build_function_call): Convert and check function
26763 arguments before generating a call to a trap. Evaluate the
26764 function arguments before the trap.
26766 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26769 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26770 (UNSPEC_FXAM_MEM): New unspec.
26771 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26772 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26773 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26775 2009-02-19 Richard Guenther <rguenther@suse.de>
26777 PR tree-optimization/39207
26778 PR tree-optimization/39074
26779 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26780 storedanything_tree): New.
26781 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26782 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26783 (build_succ_graph): Add edges from STOREDANYTHING to all
26785 (init_base_vars): Initialize STOREDANYTHING.
26786 (compute_points_to_sets): Free substitution info after
26787 building the succ graph.
26788 (ipa_pta_execute): Likewise.
26790 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26792 (do_ds_constraint): Do not add to special var or non-pointer
26794 (type_could_have_pointers): Split out from ...
26795 (could_have_pointers): ... here. For arrays use the element type.
26796 (create_variable_info_for): Initialize may_have_pointers.
26797 (new_var_info): Likewise.
26798 (handle_lhs_call): Make the HEAP variable unknown-sized.
26799 (intra_create_variable_infos): Use a type with pointers for
26800 PARM_NOALIAS, make it unknown-sized.
26802 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26805 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26807 2009-02-18 Jason Merrill <jason@redhat.com>
26810 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26811 value if DECL_EXTERNAL.
26812 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26813 * target.h (gcc_target::binds_local_p): Clarify "module".
26814 * tree.h (TREE_PUBLIC): Clarify "module".
26816 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26819 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26820 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26822 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26825 * c.opt (Wabi): Support C and ObjC.
26828 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26830 * config/i386/i386.c (classify_argument): Warn once about the ABI
26831 change when passing union with long double.
26833 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26835 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26838 * c-parser.c (c_parser_compound_statement): Always enter and leave
26841 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26844 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26846 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26848 PR tree-optimization/36922
26849 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26850 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26853 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26855 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26858 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26860 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26862 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26864 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26867 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26868 Richard Sandiford <rdsandiford@googlemail.com>
26870 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26871 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26872 (loongson_biadd): ...this.
26874 2009-02-17 Richard Guenther <rguenther@suse.de>
26876 PR tree-optimization/39202
26877 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26878 a var make sure to follow existing collapses.
26880 2009-02-17 Richard Guenther <rguenther@suse.de>
26882 PR middle-end/39214
26883 * langhooks.c (lhd_print_error_function): Check for NULL block.
26885 2009-02-17 Richard Guenther <rguenther@suse.de>
26887 PR tree-optimization/39204
26888 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26891 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26893 * config/soft-fp/double.h: Update from glibc CVS.
26895 2009-02-17 Richard Guenther <rguenther@suse.de>
26897 PR tree-optimization/39207
26898 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26899 strict-aliasing warnings for pointers pointing to NULL.
26901 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26904 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26905 skipping until next close brace.
26907 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26910 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26911 to function argument boundary.
26913 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26915 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26916 in the lea_add. Reload eventually constraints it properly.
26917 * config/picochip/constraints.md: Remove the target constraint
26918 "b", since it is not needed anymore.
26920 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26922 * gthr-dce.h: Uglify function parameter and local variable names.
26923 * gthr-gnat.h: Likewise.
26924 * gthr-mipssde.h: Likewise.
26925 * gthr-nks.h: Likewise.
26926 * gthr-posix95.h: Likewise.
26927 * gthr-posix.h: Likewise.
26928 * gthr-rtems.h: Likewise.
26929 * gthr-single.h: Likewise.
26930 * gthr-solaris.h: Likewise.
26931 * gthr-tpf.h: Likewise.
26932 * gthr-vxworks.h: Likewise.
26933 * gthr-win32.h: Likewise.
26935 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26938 * config/i386/i386.md: Restrict the new peephole2 to move
26939 between MMX/SSE registers.
26941 2009-02-15 Richard Guenther <rguenther@suse.de>
26944 2009-02-13 Richard Guenther <rguenther@suse.de>
26946 * configure.ac: Enable LFS.
26947 * configure: Re-generate.
26948 * config.in: Likewise.
26950 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26952 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26953 spu_srqwbyte, spu_srqwbytebc): Define.
26954 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26955 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26956 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26957 "shrqby_<mode>"): New insn-and-split patterns.
26958 * config/spu/spu.c (expand_builtin_args): Determine and return
26959 number of operands using spu_builtin_description data.
26960 (spu_expand_builtin_1): Use it.
26962 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26965 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26968 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26971 * config/i386/i386.c (override_options): Correct warning
26972 messages for -malign-loops, -malign-jumps and -malign-functions.
26974 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26977 * config/i386/i386.md: Restrict the new peephole2 to move
26978 between the general purpose registers.
26980 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26983 * config/i386/i386.c (type_natural_mode): Add a new argument.
26984 Return the original mode and warn ABI change if vector size is 32byte.
26985 (function_arg_advance): Updated.
26986 (function_arg): Likewise.
26987 (ix86_function_value): Likewise.
26988 (ix86_return_in_memory): Likewise.
26989 (ix86_sol10_return_in_memory): Likewise.
26990 (ix86_gimplify_va_arg): Likewise.
26991 (function_arg_32): Don't warn ABX ABI change here.
26992 (function_arg_64): Likewise.
26994 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26996 * loop-iv.c (implies_p): In the final case, test that operands 0
26997 of the two comparisons match.
26999 * config/bfin/bfin.c (find_prev_insn_start): New function.
27000 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27001 (find_next_insn_start): Move.
27003 2009-02-13 Richard Guenther <rguenther@suse.de>
27005 * configure.ac: Enable LFS.
27006 * configure: Re-generate.
27007 * config.in: Likewise.
27009 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27012 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27013 sizes on syntax error after some arguments have been parsed.
27015 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27017 * doc/invoke.texi (-fira): Remove.
27019 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27021 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27022 * recog.c: Likewise.
27025 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27027 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27028 (umul_ppmm): Likewise.
27029 (count_leading_zeros): Likewise.
27030 (count_trailing_zeros): Likewise.
27031 (UMUL_TIME): Likewise.
27033 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27035 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27036 soft-fp/t-softfp to tmake_file.
27038 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27039 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27040 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27041 IA64_BUILTIN_INFQ]: New.
27042 (ia64_init_builtins): Initialize __builtin_infq,
27043 __builtin_fabsq and __builtin_copysignq if not HPUX.
27044 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27045 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27047 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27049 (__fixtfti): Likewise.
27050 (__fixunstfti): Likewise.
27051 (__floattitf): Likewise.
27053 * config/ia64/libgcc-glibc.ver: New.
27054 * config/ia64/t-fprules-softfp: Likewise.
27055 * config/ia64/sfp-machine.h: Likewise.
27057 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27058 (LIBGCC2_TF_CEXT): Likewise.
27059 (TF_SIZE): Likewise.
27060 (TARGET_INIT_LIBFUNCS): Likewise.
27062 * config/ia64/t-glibc (SHLINB_MAPFILES):
27063 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27065 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27067 * config/i386/i386.c (construct_container): Rewrite processing
27068 BLKmode with X86_64_SSE_CLASS.
27070 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27073 * config/i386/i386.md: Replace simplify_replace_rtx with
27074 replace_rtx in the new peephole2.
27076 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27078 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27079 loop unrolling do not happen at -O2.
27081 2009-02-12 Michael Matz <matz@suse.de>
27083 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27085 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27087 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27090 2009-02-12 Ben Elliston <bje@au.ibm.com>
27092 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27093 patterns when updating the back chain. Missed in the 2009-02-10
27096 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27098 * doc/extend.texi (Decimal Floating Types): Update identifier of
27099 draft TR and list of missing support.
27101 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27103 PR middle-end/39154
27104 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27105 bit to variable length decl's flags, add it also to its
27106 pointer replacement variable.
27108 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27109 Jakub Jelinek <jakub@redhat.com>
27112 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27113 (memory_blockage): New expander.
27114 (*memory_blockage): New insn pattern.
27115 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27116 instead of general blockage at the end of function prologue when
27117 frame pointer is used to access red zone area. Do not emit blockage
27118 when profiling, it is emitted in generic code.
27119 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27120 function epilogue when frame pointer is used to access red zone area.
27122 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27125 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27126 by arithmetic with memory operands.
27127 * config/i386/predicates.md (commutative_operator): New.
27129 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27131 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27134 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27136 * alias.h (record_alias_subset): Declare.
27137 * alias.c (record_alias_subset): Make global.
27139 2009-02-10 Nick Clifton <nickc@redhat.com>
27141 * tree-parloops.c: Change license to GPLv3.
27142 * ipa-struct-reorg.c: Change license to GPLv3.
27143 * ipa-struct-reorg.h: Change license to GPLv3.
27145 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27148 * c-decl.c (start_struct): Return NULL on error.
27150 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27152 PR middle-end/39124
27153 * cfgloopmanip.c (remove_path): Call remove_bbs after
27154 cancel_loop_tree, not before it.
27157 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27158 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27159 VAR_DECLs were seen.
27160 * tree-ssa-live.c (remove_unused_locals): Recompute
27161 cfun->has_local_explicit_reg_vars.
27162 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27163 copies or clearings if cfun->has_local_explicit_reg_vars.
27165 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27168 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27169 of function prologue when frame pointer is used to access
27172 2009-02-10 Richard Guenther <rguenther@suse.de>
27174 PR middle-end/39127
27175 * gimplify.c (gimple_regimplify_operands): Always look if
27176 we need to create a temporary.
27178 2009-02-10 Richard Guenther <rguenther@suse.de>
27180 PR tree-optimization/39132
27181 * tree-loop-distribution.c (todo): New global var.
27182 (generate_memset_zero): Trigger TODO_rebuild_alias.
27183 (tree_loop_distribution): Return todo.
27185 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27188 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27189 (x86_64_reg_class_name): Removed.
27190 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27191 first one isn't X86_64_SSE_CLASS or any other ones aren't
27192 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27193 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27194 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27195 and 3 X86_64_SSEUP_CLASS.
27196 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27197 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27199 2009-02-10 Ben Elliston <bje@au.ibm.com>
27201 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27202 form instruction to update the stack back chain word, even if the
27203 user has disabled the generation of update instructions.
27204 (movdi_<mode>_update_stack): New.
27205 (movsi_update_stack): Likewise.
27206 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27207 always use an update form instruction to update the stack back
27210 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27212 PR middle-end/38953
27213 * graphite.c (if_region_set_false_region): After moving a region in
27214 the false branch of a condition, remove the empty dummy basic block.
27215 (gloog): Remove wrong fix for PR38953.
27217 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27219 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27220 generation due to implicit sign extension.
27222 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27224 PR middle-end/38981
27225 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27226 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27228 2009-02-09 Richard Guenther <rguenther@suse.de>
27230 PR middle-end/35202
27231 * convert.c (convert_to_real): Disable (float)fn((double)x)
27232 to fnf(x) conversion if errno differences may occur and
27233 -fmath-errno is set.
27235 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27237 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27238 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27239 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27241 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27244 * c-common.c (handle_alias_attribute): Disallow attribute for
27245 anything not a FUNCTION_DECL or VAR_DECL.
27247 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27250 * real.c (do_compare): Special-case compare of zero against
27251 decimal float value.
27253 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27256 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27257 as indicating flexible array members unless the field itself is
27258 being declarared as the incomplete array.
27260 2009-02-06 Jan Hubicka <jh@suse.cz>
27262 PR tree-optimization/38844
27263 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27264 is already inlined.
27266 2009-02-06 Richard Guenther <rguenther@suse.de>
27268 PR middle-end/38977
27269 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27270 fork because we may expand it as __gcov_fork.
27272 2009-02-06 Nick Clifton <nickc@redhat.com>
27274 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27276 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27278 PR tree-optimization/35659
27279 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27280 vn_phi_eq): Shortcut if hashcode does not match.
27281 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27283 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27284 and avoid iterative_hash_expr.
27285 (FOR_EACH_VALUE_ID_IN_SET): New.
27286 (value_id_compare): Remove.
27287 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27288 sort expressions by value id.
27290 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27293 * config/sh/predicates.md (general_movsrc_operand): Don't check
27294 the subreg of system registers here.
27296 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27299 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27300 on the copied decl.
27302 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27304 PR rtl-optimization/39110
27305 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27306 addresses, not aligned ones.
27308 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27309 Richard Guenther <rguenther@suse.de>
27311 PR tree-optimization/39100
27312 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27313 comment says and add edges.
27315 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27318 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27319 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27321 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27323 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27324 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27325 register_bb_in_sese, new_sese, free_sese): Moved.
27326 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27327 outermost_loop_in_scop, build_scop_iteration_domain,
27328 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27329 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27330 Use loop_in_sese_p instead of loop_in_scop_p.
27331 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27332 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27333 (scopdet_basic_block_info): Fix bug in scop detection.
27334 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27335 eq_loop_to_cloog_loop): Remove.
27336 (nb_loops_around_loop_in_scop, nb_loop
27337 ref_nb_loops): Moved here...
27338 * graphite.h (ref_nb_loops): ... from here.
27339 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27340 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27341 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27343 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27344 Hans-Peter Nilsson <hp@axis.com>
27346 PR rtl-optimization/37889
27347 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27348 Move offset handling from PLUS to before the switch. Use new
27349 arguments when considering SYMBOL_REFs too.
27350 (rtx_addr_can_trap_p): Pass dummy offset and size.
27351 (enum may_trap_p_flags): Remove.
27352 (may_trap_p_1): Pass size from MEM_SIZE.
27354 PR rtl-optimization/38921
27355 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27356 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27357 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27358 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27360 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27362 AVX Programming Reference (January, 2009)
27363 * config/i386/sse.md (*vpclmulqdq): New.
27365 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27367 PR tree-optimization/38977
27368 PR gcov-profile/38292
27369 * calls.c (special_function_p): Disregard __builtin_ prefix.
27371 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27373 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27374 non-indexable addresses even before reload.
27376 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27379 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27380 as having variable size. Do not give an error for unnamed
27381 parameters with [*] declarators. Give a warning for type names
27382 with [*] declarators and mark them as variable size.
27383 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27384 for sizeof applied to [*] type names.
27386 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27389 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27391 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27393 * gcc.c (process_command): Update copyright notice dates.
27394 * gcov.c (print_version): Likewise.
27395 * gcov-dump.c (print_version): Likewise.
27396 * mips-tfile.c (main): Likewise.
27397 * mips-tdump.c (main): Likewise.
27399 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27402 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27403 for composite type involving a zero-length array type.
27405 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27408 * function.c (match_asm_constraints_1): Skip over
27409 initial optional % in the constraint.
27411 PR inline-asm/39059
27412 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27413 supported, don't accept FIXED_CSTs.
27414 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27415 and _Sat is used without _Fract/_Accum. Set specs->type to
27416 integer_type_node for cts_fract/cts_accum if fixed point is not
27419 2009-02-02 Catherine Moore <clm@codesourcery.com>
27421 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27423 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27425 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27426 (ABI_HAS_64BIT_SYMBOLS): Use it.
27427 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27429 2009-02-02 Paul Brook <paul@codesourcery.com>
27431 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27433 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27435 PR inline-asm/39058
27436 * recog.h (asm_operand_ok): Add constraints argument.
27437 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27438 recurse on matching constraint.
27439 (check_asm_operands): Pass constraints as 3rd argument to
27440 asm_operand_ok. Don't look up matching constraint here.
27441 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27444 2009-02-02 Ben Elliston <bje@au.ibm.com>
27446 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27447 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27449 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27451 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27452 information. Remove some obsolete information. Reorganize.
27454 * config/pa/fptr.c: Revert license to GPL 2.
27455 * config/pa/milli64.S: Likewise.
27457 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27460 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27461 LIBRARY name in, instead of hard-coding it.
27462 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27463 extra target make frag to tmake_files according to EH model.
27464 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27465 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27466 frags that define makefile variable EH_MODEL appropriately.
27467 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27468 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27469 to "-sjlj" according to type of EH configured.
27470 (LIBGCC_SONAME): Concatenate it to shared library base name.
27471 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27472 to "_sjlj" according to type of EH configured.
27473 (LIBGCC_SONAME): Concatenate it to shared library base name.
27474 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27475 (SHLIB_LINK): Add missing semicolon to if-else construct.
27476 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27477 string value of "pe_dll" command-line option.
27478 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27479 (SHLIB_SONAME): Use it when overriding t-cygming default.
27480 (SHLIB_IMPLIB): Override t-cygming default.
27481 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27482 string value of "pe_dll" command-line option.
27484 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27487 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27488 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27490 2009-01-31 Richard Guenther <rguenther@suse.de>
27492 PR tree-optimization/38937
27493 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27494 computing the transitive closure.
27496 2009-01-30 Richard Guenther <rguenther@suse.de>
27498 PR tree-optimization/39041
27499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27500 Propagate variable indices only if the types match for this stmt.
27502 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27505 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27506 inline but never defined.
27508 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27510 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27511 (*insv_h_di_reg_extimm): New insn.
27512 (*insv_l<mode>_reg_extimm): New insn.
27514 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27516 * config/picochip/picochip.c (flag_conserve_stack): set
27517 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27518 fconserve-stack. Reduce call-overhead used by inliner.
27520 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27523 * common.opt (flag_conserve_stack): Initialised to zero.
27525 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27528 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27529 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27532 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27534 * ira-color.c (allocno_reload_assign): Update comments.
27535 * regmove.c (regmove_optimize): Likewise.
27539 2009-01-29 Robert Millan <rmh@aybabtu.com>
27541 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27542 * config/i386/kopensolaris-gnu.h: New file. Undefine
27543 `MD_UNWIND_SUPPORT'.
27544 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27546 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27548 PR tree-optimization/39007
27549 * tree-loop-distribution.c (generate_builtin): Use
27550 recompute_dominator to compute the immediate dominator of the
27551 basic block just after the loop.
27553 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27555 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27556 (ASM_OUTPUT_DWARF_PCREL): Define.
27558 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27560 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27561 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27562 global. Modify entries about regmove and IRA.
27564 * ra-conflict.c: Remove the file.
27566 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27568 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27569 (pass_regclass_init): Rename to pass_reginfo_init.
27571 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27573 * toplev.h (flag_ira): Remove.
27575 * caller-save.c (setup_save_areas): Remove flag_ira.
27577 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27579 * global.c: Remove the file.
27581 * opts.c (decode_options): Remove flag_ira.
27583 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27585 * regmove.c: Modify file description.
27586 (find_use_as_address, try_auto_increment): Define them only if
27587 AUTO_INC_DEC is defined.
27588 (replacement_quality, replace_in_call_usage, fixup_match_1,
27589 stable_and_no_regs_but_for_p): Remove.
27590 (reg_set_in_bb): Make it static.
27591 (regmove_optimize): Remove flag_ira and code which worked for
27594 * local-alloc.c: Remove the file.
27596 * common.opt (fira): Remove.
27598 * ira.c: Include except.h.
27599 (eliminable_regset): Move from global.c.
27600 (mark_elimination): Ditto. Remove flag_ira.
27601 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27602 equiv_mem_modified, validate_equiv_mem_from_store,
27603 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27604 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27605 no_equiv, recorded_label_ref): Move from local-alloc.c.
27606 (update_equiv_regs): Ditto. Make it static.
27607 (print_insn_chain, print_insn_chains): Move it from global.c.
27608 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27609 (build_insn_chain): Ditto. Make it static.
27610 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27611 Rename to init_live_subregs.
27612 (gate_ira): Remove flag_ira.
27614 * regclass.c: Rename reginfo.c. Change file description.
27615 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27616 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27617 (init_reg_sets_1): Remove code for evaluation of
27618 reg_class_superclasses and losing_caller_save_reg_set.
27619 (init_regs): Remove init_reg_autoinc.
27620 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27621 ok_for_base_p_nonstrict): Remove.
27622 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27623 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27624 corresponding entries.
27625 (dump_regclass, record_operand_costs, scan_one_insn,
27626 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27627 record_address_regs, auto_inc_dec_reg_p): Remove.
27628 (gt-regclass.h): Rename to gt-reginfo.h.
27630 * rtl.h (dump_global_regs, retry_global_alloc,
27631 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27633 * Makefile.in (RA_H): Remove.
27634 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27635 Rename regclass.o to reginfo.o.
27636 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27638 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27639 (GTFILES): Rename regclass.c to reginfo.c.
27641 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27642 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27644 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27645 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27647 (finish_spills): Ditto. Remove code for !flag_ira.
27649 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27651 PR middle-end/35854
27652 * doc/invoke.texi (rtl debug options): Complete rewrite.
27653 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27655 * mode-switching.c (pass_mode_switching): Rename pass from
27656 "mode-sw" to "mode_sw".
27657 * except.c (pass_convert_to_eh_ranges): Rename pass from
27658 "eh-ranges" to "eh_ranges".
27659 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27663 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27664 Alexander Monakov <amonakov@ispras.ru>
27666 PR middle-end/38857
27667 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27669 (move_exprs_to_boundary): Change return type and pass through
27670 should_move from move_op. Relax assert. Update usage ...
27671 (schedule_expr_on_boundary): ... here. Use should_move instead of
27673 (move_op_orig_expr_found): Indicate that insn was disconnected from
27675 (code_motion_process_successors): Do not call after_merge_succs
27676 callback if original expression was not found when traversing any of
27678 (code_motion_path_driver): Change return type. Update prototype.
27679 (move_op): Update comment. Add a new parameter (should_move). Update
27680 prototype. Set *should_move based on indication provided by
27681 move_op_orig_expr_found.
27683 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27685 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27686 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27687 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27688 * config/rs6000/rs6000.c (rs6000_override_options): Default
27689 avoid-indexed-addresses on for Power6, off for everything else.
27690 (avoiding_indexed_address_p): New function.
27691 (rs6000_legitimize_address): Use it.
27692 (rs6000_legitimate_address): Likewise.
27693 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27695 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27697 PR tree-optimization/38997
27698 * tree-loop-distribution.c (generate_memset_zero): Use
27699 POINTER_PLUS_EXPR for a pointer addition.
27701 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27703 * config/s390/s390.md (bswap<mode>2): New pattern added.
27705 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27707 * config/s390/s390.md (*tls_load_31): Added type attribute.
27709 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27711 * config/s390/s390.md: Fix a few comments.
27713 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27715 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27716 (*tm<mode>_full): Fixed z10prop attribute.
27717 (*tst<mode>_extimm): Fixed z10prop attribute.
27718 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27719 (*tstqiCCT_cconly): Fixed z10prop attribute.
27720 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27721 (*movsi_larl): Fixed z10prop attribute.
27722 (*movsi_zarch): Fixed z10prop attribute.
27723 (*movsi_eas): Fixed z10prop attribute.
27724 (*movhi): Fixed z10prop attribute.
27725 (*movqi): Fixed z10prop attribute.
27726 (*movstrictqi): Fixed z10prop attribute.
27727 (*mov<mode>): Fixed z10prop attribute.
27728 (*movcc): Fixed z10prop attribute.
27729 (*sethighpartdi_64): Fixed z10prop attribute.
27730 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27731 (*negdi2_sign_cc): Fixed z10prop attribute.
27732 (*negdi2_sign): Fixed z10prop attribute.
27733 (*absdi2_sign_cc): Fixed z10prop attribute.
27734 (*absdi2_sign): Fixed z10prop attribute.
27735 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27736 (*negabsdi2_sign): Fixed z10prop attribute.
27737 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27738 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27739 (doloop_si64): Fixed z10prop attribute.
27740 (doloop_si31): Fixed z10prop attribute.
27741 (doloop_long): Fixed z10prop attribute.
27742 (indirect_jump): Fixed z10prop attribute.
27743 (nop): Fixed z10prop attribute.
27744 (main_base_64): Fixed z10prop attribute.
27745 (reload_base_64): Fixed z10prop attribute.
27747 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27749 PR rtl-optimization/38740
27750 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27752 * config/mips/mips.c (mips_reorg): Likewise.
27754 2009-01-28 Richard Guenther <rguenther@suse.de>
27756 PR tree-optimization/38926
27757 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27758 with the correct value id to a value.
27759 (do_regular_insertion): Use the value number of edoubleprime
27760 for the value number of the expr.
27763 2008-08-21 Richard Guenther <rguenther@suse.de>
27765 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27766 a PHI ask VN if it is already available.
27767 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27768 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27770 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27772 PR middle-end/38934
27773 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27774 set to varying whenever max has TREE_OVERFLOW set, similarly
27775 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27777 2009-01-28 Richard Guenther <rguenther@suse.de>
27779 PR middle-end/38908
27780 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27781 uninitialized aggregate uses in call arguments.
27783 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27785 PR tree-optimization/38984
27786 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27787 the nothing_id variable if -fno-delete-null-pointer-checks.
27789 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27792 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27793 (set_got_offset_rex64): Ditto.
27795 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27798 * doc/extend.texi: Improve local variable with asm reg.
27800 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27802 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27803 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27804 was not supplied then set warn_packed_bitfield_compat to the
27805 default value of 1.
27806 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27809 2009-01-27 Richard Guenther <rguenther@suse.de>
27811 PR tree-optimization/38503
27812 * cfgexpand.c (expand_gimple_basic_block): Ignore
27813 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27814 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27815 variables that cannot have TBAA applied.
27816 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27819 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27821 PR middle-end/38969
27822 * calls.c (initialize_argument_information): Do not wrap complex
27823 arguments in SAVE_EXPR.
27825 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27827 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27828 (INSTALL_LIBGCC): Revert typo commit.
27830 2009-01-26 Richard Guenther <rguenther@suse.de>
27832 PR tree-optimization/38745
27833 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27834 from special handling.
27836 2009-01-26 Richard Guenther <rguenther@suse.de>
27838 PR tree-optimization/38745
27839 * tree-ssa.c (execute_update_addresses_taken): Do not include
27840 variables that cannot possibly be a register in not_reg_needs.
27841 Do not clear TREE_ADDRESSABLE on vars that may not become
27843 * tree-ssa.c (update_alias_info_1): Include those in the set
27844 of addressable vars.
27846 2009-01-26 Richard Guenther <rguenther@suse.de>
27848 PR middle-end/38851
27849 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27850 * tree-ssa-dse.c: Include langhooks.h
27851 (execute_simple_dse): Remove stores with zero size.
27853 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27856 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27859 2009-01-24 Julian Brown <julian@codesourcery.com>
27861 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27862 config/arm/linux-atomic.c.
27863 * config/arm/linux-atomic.c: New.
27865 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27867 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27868 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27869 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27871 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27874 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27877 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27879 PR tree-optimization/38953
27880 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27881 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27882 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27883 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27886 2009-01-24 Paul Brook <paul@codesourcery.com>
27888 * config/arm/neon.md (neon_type): Move to arm.md.
27889 (neon_mov<VSTRUCT>): Add neon_type attribute.
27890 * config/arm/arm.md (neon_type): Move to here.
27891 (conds): Add "unconditioal" and use as default for NEON insns.
27893 2009-01-24 Ben Elliston <bje@au.ibm.com>
27895 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27896 void *' warning from -Wc++-compat.
27897 * Makefile.in (dominance.o-warn): Remove.
27899 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27901 PR tree-optimization/38932
27902 * fold-const.c (fold_unary_ignore_overflow): New.
27903 * tree.h (fold_unary_ignore_overflow): Declare.
27904 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27905 * tree-ssa-sccvn.c (visit_reference_op_load,
27906 simplify_unary_expression): Likewise.
27908 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27910 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27911 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27912 regardless of their type.
27913 * c-common.c (handle_packed_attribute): Don't ignore packed on
27915 * c.opt (Wpacked-bitfield-compat): New warning option.
27916 * stor-layout.c (place_field): Warn if offset of a field changed.
27917 * doc/extend.texi (packed): Mention the ABI change.
27918 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27919 (Warning Options): Add it to the list.
27921 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27923 * c-opts.c (c_common_post_options): Fix a typo in comments.
27925 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27927 PR middle-end/38615
27928 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27929 variables to static.
27930 * doc/invoke.texi (-fmerge-all-constants): Update description.
27932 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27935 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27936 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27938 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27940 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27942 (LOCAL_ALIGNMENT): Similarly.
27944 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27945 Joseph Myers <joseph@codesourcery.com>
27947 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27948 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27949 * config/arm/arm-tune.md: Regenerate.
27950 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27953 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27955 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27956 version number to five.
27958 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27961 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27962 * c-common.c (set_underlying_type): Likewise.
27963 (is_typedef_decl ): Likewise
27965 (set_underlying_type): Likewise.
27966 (is_typedef_type): Likewise.
27968 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27970 PR middle-end/38587
27971 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27974 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27977 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27978 (LIBGCC_SPEC): Don't define.
27979 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27981 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27983 PR rtl-optimization/38879
27984 * alias.c (base_alias_check): Unaligned access via AND address can
27985 alias all surrounding object types except those with sizes equal
27986 or wider than the size of unaligned access.
27988 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27991 * c-decl.c (clone_underlying_type): Move this ...
27992 * c-common.c (set_underlying_type): ... here.
27993 Also, make sure the function properly sets TYPE_STUB_DECL() on
27994 the newly created typedef variant type.
27995 (is_typedef_decl ): New entry point.
27996 * tree.h: Added a new member member_types_needing_access_check to
27997 struct tree_decl_non_common.
27998 (set_underlying_type): New entry point.
27999 (is_typedef_type): Likewise.
28001 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28003 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28004 Check whether two instructions have memory references that
28005 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28006 are helper functions for traversing.
28007 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28008 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28009 not to draw dependency edge for instructions with non-conflicting
28012 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28015 * longlong.h: Update copyright years. Use soft-fp license notice.
28016 Sync __clz_tab declaration with glibc.
28018 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28021 * doc/extend.texi (syscall_linkage): New.
28022 (version_id): Modify.
28024 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28025 Richard Guenther <rguenther@suse.de>
28027 PR tree-optimization/38747
28028 PR tree-optimization/38748
28029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28030 conversion if the base address is an indirect reference and the
28031 aliasing sets could cause issues.
28033 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28035 * common.opt (fgraphite, fgraphite-identity): Add comment for
28036 explaining why these options are not documented.
28038 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28040 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28041 gimple_call_lhs is NULL.
28043 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28046 * emit-rtl.c (adjust_address_1): Make sure memref is never
28049 2009-01-20 Ben Elliston <bje@au.ibm.com>
28051 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28052 const qualifier from arg parameter. Remove unnecessary cast to char *.
28053 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28054 const qualifier from arg 2.
28056 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28058 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28060 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28063 * rtl.h (reinit_regs): New prototype.
28064 * regclass.c: Include ira.h.
28065 (reinit_regs): New.
28066 * Makefile.in (regclass.o): Add ira.h.
28067 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28069 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28072 * c-common.c (handle_aligned_attribute): Use
28073 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28074 default alignment value.
28076 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28078 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28079 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28081 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28082 __BIGGEST_ALIGNMENT__.
28084 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28086 2009-01-18 Richard Guenther <rguenther@suse.de>
28088 PR tree-optimization/38819
28089 * tree-flow.h (operation_could_trap_helper_p): Declare.
28090 * tree-eh.c (operation_could_trap_helper_p): Export.
28091 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28092 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28093 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28094 are about to insert a possibly trapping instruction and fail
28097 2009-01-18 Andreas Schwab <schwab@suse.de>
28099 * doc/install.texi (Configuration): Remove obsolete paragraph
28100 about use of --with-gnu-ld with --with-gnu-as.
28102 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28104 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28105 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28106 Follow spelling conventions.
28108 2009-01-18 Ben Elliston <bje@au.ibm.com>
28110 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28111 C++ warning about implicit conversion from void * to struct
28113 (bitmap_obstack_free): Likewise for bitmap_element *.
28114 * Makefile.in (bitmap.o-warn): Remove.
28116 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28118 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28120 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28121 Tobias Grosser <tobi.grosser@amd.com>
28123 * graphite.c (graphite_trans_scop_block): Do not block single
28126 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28128 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28129 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28130 test with assertion.
28132 2009-01-16 Richard Guenther <rguenther@suse.de>
28134 PR tree-optimization/38835
28135 PR middle-end/36227
28136 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28137 and INT + PTR -> (INT)(PTR p+ INT) folding.
28138 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28140 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28143 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28144 the subreg from a lowpart subreg if it is also casting the value.
28146 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28147 Tobias Grosser <tobi.grosser@amd.com>
28149 * graphite.c (compare_prefix_loops): New.
28150 (build_scop_canonical_schedules): Rewritten.
28151 (graphite_transform_loops): Move build_scop_canonical_schedules
28152 after build_scop_iteration_domain.
28154 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28155 Tobias Grosser <tobi.grosser@amd.com>
28157 * graphite.c (add_conditions_to_domain): Add the loops to
28158 the dimension of the iteration domain. Do copy the domain
28159 only when it exists.
28160 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28161 (add_conditions_to_constraints): New.
28162 (can_generate_code_stmt, can_generate_code): Removed.
28163 (gloog): Do not call can_generate_code.
28164 (graphite_transform_loops): Call add_conditions_to_constraints
28165 after building the iteration domain.
28167 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28169 PR tree-optimization/38789
28170 * tree-ssa-threadedge.c
28171 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28172 __builtin_constant_p.
28174 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28176 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28177 examined before deleting them.
28179 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28181 * function.c (aggregate_value_p): Correctly extract the function
28182 type from CALL_EXPR_FN lookup.
28184 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28186 * config/picochip/picochip.c (picochip_override_options): Revert
28187 CFI asm flag disable commited previously.
28189 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28190 Tobias Grosser <tobi.grosser@amd.com>
28191 Jan Sjodin <jan.sjodin@amd.com>
28193 * graphite.c (scan_tree_for_params): On substractions negate
28194 all the coefficients of the term.
28195 (clast_to_gcc_expression_red): New. Handle reduction expressions
28196 of more than two operands.
28197 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28198 (get_vdef_before_scop): Handle also the case of default definitions.
28200 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28202 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28203 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28204 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28206 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28207 Joey Ye <joey.ye@intel.com>
28209 PR middle-end/37843
28210 * cfgexpand.c (expand_stack_alignment): Don't update stack
28211 boundary nor check incoming stack boundary here.
28212 (gimple_expand_cfg): Update stack boundary and check incoming
28213 stack boundary here.
28215 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28217 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28219 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28221 PR rtl-optimization/38245
28222 * calls.c (expand_call): Add stack arguments to
28223 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28224 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28225 in regs and partially in memory or BLKmode arguments.
28226 (emit_library_call_value_1): Add stack arguments to
28227 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28228 ACCUMULATE_OUTGOING_ARGS).
28229 * dce.c: Include tm_p.h.
28230 (find_call_stack_args): New function.
28231 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28233 (mark_insn): Call find_call_stack_args for CALL_Ps.
28234 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28235 forwards. Allocate and free arg_stores bitmap if needed, pass it
28236 down to deletable_insn_p, don't mark stores set in arg_stores
28237 bitmap, clear the bitmap at the beginning of each bb.
28238 * Makefile.in (dce.o): Depend on $(TM_P_H).
28240 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28243 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28244 to make sure the insn is a conditional test (bug 22599). Reformat a
28247 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28249 PR middle-end/38431
28250 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28251 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28252 (gloog): Do not call cleanup_tree_cfg.
28253 (graphite_transform_loops): Call cleanup_tree_cfg after all
28254 scops have been code generated.
28256 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28257 * doc/gty.texi (Invoking the garbage collector): Added new node
28258 and section documenting ggc_collect.
28260 2009-01-14 Richard Guenther <rguenther@suse.de>
28262 PR tree-optimization/38826
28263 PR middle-end/38477
28264 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28265 initialization notes only if we actually emitted a warning.
28266 (intra_create_variable_infos): Add constraints for a result decl
28267 that is passed by hidden reference.
28268 (build_pred_graph): Mark all related variables non-direct on
28271 2009-01-14 Nick Clifton <nickc@redhat.com>
28273 * ira-conflicts.c: Include addresses.h for the definition of
28275 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28276 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28278 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28281 * Makefile.in (ira-lives.o): Add except.h.
28283 * ira-lives.c: Include except.h.
28284 (process_bb_node_lives): Process can_throw_internal.
28286 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28288 PR rtl-optimization/38774
28289 * combine.c (simplify_set): When undoing cc_use change, don't do
28290 PUT_CODE on the newly created comparison, but instead put back the
28293 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28295 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28296 values. Remove duplicate arm8 entry.
28298 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28300 PR tree-optimization/38786
28301 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28302 the SSA_NAME case of expand_scalar_variables_expr.
28303 Set the type of an expression to the type of its assign statement.
28304 (expand_scalar_variables_expr): Also gather the scalar computation
28305 used to index the memory access. Do not pass loop_p.
28306 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28307 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28308 the gimple_stmt_iterator where it inserts new code.
28309 Do not pass loop_p.
28310 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28311 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28313 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28315 * graphite.h (debug_value): Removed.
28316 * graphite.c (debug_value): Removed.
28318 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28320 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28321 ldrd/strd with two 32-bit instructions.
28323 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28325 * config/arm/arm.c (struct processors): Pass for speed down into
28326 cost helper functions.
28327 (const_ok_for_op): Handle COMPARE and inequality nodes.
28328 (arm_rtx_costs_1): Rewrite.
28329 (arm_size_rtx_costs): Update prototype.
28330 (arm_rtx_costs): Pass speed down to helper functions.
28331 (arm_slowmul_rtx_costs): Rework cost calculations.
28332 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28333 (arm_9e_rtx_costs): Likewise.
28335 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28337 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28338 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28339 (alpha_legitimize_address): Do not split local symbols wider than
28340 UNITS_PER_WORD into HIGH/LO_SUM parts.
28342 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28345 * gcc.c (process_command): Replace call to execvp with calls
28346 to pex_one and exit.
28348 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28351 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28352 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28353 variant for devices with 3-byte PC.
28354 (__tablejump_elpm__): New.
28356 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28359 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28360 offsetof member-designator, handle it as `[0].'.
28362 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28364 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28365 function when not using named sections on targets with named sections
28366 if branch distance is less than 262132.
28368 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28370 * combine.c (combine_instructions): Recompute
28371 optimize_this_for_speed_p for each BB in the main combine loop.
28373 2009-01-12 Tomas Bily <tbily@suse.cz>
28376 * tree-loop-distribution.c (prop_phis): New function.
28377 (generate_builtin): Call prop_phis.
28379 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28381 PR tree-optimization/38807
28382 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28383 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28385 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28387 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28388 subreg of op0 to the original op0.
28390 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28392 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28394 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28397 * mips-tfile.c (parse_def): Fix parsing of def strings
28398 starting with digits.
28400 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28403 * config/arm/arm.c (arm_is_long_call_p): Don't call
28404 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28406 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28408 * regrename.c (regrename_optimize): Fix dumping.
28409 (find_oldest_value_reg): Preserve REG_POINTER.
28410 (copy_hardreg_forward_1): Likewise.
28412 2009-01-09 Diego Novillo <dnovillo@google.com>
28414 * gimple.h (struct gimple_statement_base) <uid>: Document
28415 the restrictions on its use.
28416 (gimple_uid): Tidy.
28417 (gimple_set_uid): Tidy.
28419 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28421 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28422 zero guard even if align_bytes != 0 and count is smaller than
28425 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28427 PR rtl-optimization/38495
28428 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28429 (add_range_and_copies_from_move_list): Print all added ranges.
28430 Add ranges to memory optimized destination.
28432 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28436 * config/i386/i386.c (override_options): Reject
28437 -mstringop-strategy=rep_8byte with -m32.
28438 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28439 to 1. Do count comparison against epilogue_size_needed at compile
28440 time even when count_exp was constant forced into register. For
28441 size_needed don't jump to epilogue, instead just avoid aligning
28442 and invoke the body algorithm. If need_zero_guard, add zero guard
28443 even if count is non-zero, but smaller than size_needed + number of
28444 bytes that could be stored for alignment.
28445 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28446 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28447 but smaller than size_needed + number of bytes that could be stored
28448 for alignment. Compare size_needed with epilogue_size_needed instead
28449 of desired_align - align, don't adjust size_needed, pass
28450 epilogue_size_needed to the epilogue expanders.
28453 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28455 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28457 * pa.c (last_address): Change to unsigned.
28458 (update_total_code_bytes): Change argument to unsigned. Don't
28459 check if insn addresses are set.
28460 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28461 addresses are not set.
28462 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28464 2009-01-09 Nick Clifton <nickc@redhat.com>
28466 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28467 DECL_DECLARED_INLINE_P.
28469 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28471 PR middle-end/38347
28472 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28473 GET_MODE (op0) in operand_subword_force calls.
28475 PR middle-end/38771
28476 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28477 fold_convert arg0 operands to TREE_TYPE (op0) first.
28479 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28481 * params.def (ira-max-conflict-table-size): Decrease default value
28484 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28486 PR tree-optimization/37031
28487 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28489 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28490 allocate it using gc instead of heap, use VEC_quick_push instead of
28492 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28493 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28494 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28495 allocated vector from heap allocated.
28496 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28497 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28498 vector only after perfect_loop_nest_depth call.
28500 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28501 Jan Sjodin <jan.sjodin@amd.com>
28503 PR tree-optimization/38559
28504 * graphite.c (debug_value, copy_constraint,
28505 swap_constraint_variables, scale_constraint_variable, ): New.
28506 (get_lower_bound, get_upper_bound): Removed.
28507 (graphite_trans_bb_strip_mine): Clean up this code that works
28508 only for constant number of iterations. Fully copy upper and
28509 lower bound constraints, not only the constant part of them.
28510 * graphite.h (debug_value): Declared.
28512 2009-01-08 Ira Rosen <irar@il.ibm.com>
28514 PR tree-optimization/37194
28515 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28516 Don't add the cost of cost model guard in prologue to scalar
28517 outside cost in case of known number of iterations.
28519 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28520 Alan Modra <amodra@bigpond.net.au>
28522 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28523 non-word-aligned REG+CONST addressing.
28525 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28528 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28529 free_after_compilation when outputting a thunk.
28530 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28531 Do not call free_after_compilation here.
28533 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28535 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28536 (ix86_valid_target_attribute_inner_p): Ditto.
28538 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28540 PR tree-optimization/38492
28541 PR tree-optimization/38498
28542 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28543 * tree-chrec.h (scev_is_linear_expression): Declared.
28544 * graphite.c (graphite_cannot_represent_loop_niter): New.
28545 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28546 (graphite_loop_normal_form): Use gcc_assert.
28547 (scan_tree_for_params): Use CASE_CONVERT.
28548 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28549 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28550 Use gcc_assert. Discard scops that contain unhandled cases.
28551 (build_scop_conditions): Return a boolean status for unhandled cases.
28552 (strip_mine_profitable_p): Print the loop number, not its depth.
28553 (is_interchange_valid): Pass the depth of the loop nest, don't
28554 recompute it wrongly.
28555 (graphite_trans_bb_block): Same.
28556 (graphite_trans_bb_block): Print tentative of loop blocking.
28557 (graphite_trans_scop_block): Do not print that the loop has been
28559 (graphite_transform_loops): Do not handle scops that contain condition
28562 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28564 AVX Programming Reference (December, 2008)
28565 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28566 (_mm256_stream_pd): Likewise.
28567 (_mm256_stream_ps): Likewise.
28569 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28570 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28571 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28572 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28573 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28574 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28575 (ix86_expand_special_args_builtin): Likewise.
28577 * config/i386/sse.md (AVXMODEDI): New.
28578 (avx_movnt<mode>): Likewise.
28579 (avx_movnt<mode>): Likewise.
28580 (<sse>_movnt<mode>): Remove AVX support.
28581 (sse2_movntv2di): Likewise.
28583 2009-01-07 Richard Guenther <rguenther@suse.de>
28585 PR middle-end/38751
28586 * fold-const.c (extract_muldiv): Remove obsolete comment.
28587 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28588 to PLUS_EXPR canonicalization for the canonicalization.
28590 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28592 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28593 hosted cross-compilers generating less efficient code.
28595 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28597 * function.h (rtl_data): Add a dbr_scheduled_p field.
28598 * reorg.c (dbr_schedule): Set it.
28599 (gate_handle_delay_slots): Check it.
28600 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28601 (mips_reorg): Check flag_delayed_branch instead of
28602 mips_base_delayed_branch.
28603 (mips_override_options): Don't set mips_base_delayed_branch
28604 or flag_delayed_branch.
28606 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28608 PR rtl-optimization/38426.
28609 * ira.c (ira): Set current_function_is_leaf earlier.
28611 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28613 PR rtl-optimization/38722
28614 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28615 too early, only set a flag and modify after last possible
28618 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28621 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28622 * real.c (decimal_single_format): Correct values of emin and emax.
28623 (decimal_double_format): Ditto.
28624 (decimal_quad_format): Ditto.
28625 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28626 computation of DECnn_MIN and DECnn_MAX for corrected values of
28627 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28628 __DECnn_MIN__, and adjust its computation for the corrected value
28631 2009-01-06 Jan Hubicka <jh@suse.cz>
28634 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28636 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28638 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28639 Add Robert Clark to the list of testers.
28641 2009-01-06 Jan Hubicka <jh@suse.cz>
28642 Kai Tietz <kai.tietz@onevision.com>
28644 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28645 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28647 2009-01-06 Jan Hubicka <jh@suse.cz>
28648 Kai Tietz <kai.tietz@onevision.com>
28650 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28652 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28653 (ix86_nsaved_regs): Count only general purpose regs.
28654 (ix86_nsaved_sseregs): New.
28655 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28656 to 16 for w64; compute padding and size of sse reg save area.
28657 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28658 general purpose regs.
28659 (ix86_emit_save_sse_regs_using_mov): New.
28660 (ix86_expand_prologue): Save SSE regs if needed.
28661 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28662 (ix86_emit_restore_sse_regs_using_mov): New.
28663 (ix86_expand_epilogue): Save SSE regs if needed.
28665 2009-01-06 Jan Hubicka <jh@suse.cz>
28666 Kai Tietz <kai.tietz@onevision.com>
28668 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28669 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28670 functions when accumulate outgoing args is off.
28672 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28675 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28676 before using pseudos_have_intersected_live_ranges_p.
28678 * ira-int.h (ira_assert): Always define.
28680 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28682 AVX Programming Reference (December, 2008)
28683 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28684 (_mm256_permute2_pd): Likewise.
28685 (_mm_permute2_ps): Likewise.
28686 (_mm256_permute2_ps): Likewise.
28687 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28688 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28690 * config/i386/i386.c (ix86_builtins): Remove
28691 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28692 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28693 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28694 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28695 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28696 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28697 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28698 __builtin_ia32_vpermil2ps256.
28699 (ix86_init_mmx_sse_builtins): Updated.
28700 (ix86_expand_args_builtin): Likewise.
28702 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28704 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28705 long absolute calls when generating PA 2.0 code.
28707 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28709 PR rtl-optimization/38583
28710 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28712 * params.def (ira-max-conflict-table-size): New.
28714 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28716 * ira.h (ira_conflicts_p): New external definition.
28718 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28719 table. Report this. Return result of building.
28720 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28721 building conflict table.
28723 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28724 (ira_color): Use ira_conflicts_p.
28726 * global.c: Include ira.h.
28727 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28730 * Makefile.in (global.o): Add ira.h.
28732 * ira-build.c (mark_all_loops_for_removal,
28733 propagate_some_info_from_allocno): New.
28734 (remove_unnecessary_allocnos): Call
28735 propagate_some_info_from_allocno.
28736 (remove_low_level_allocnos): New.
28737 (remove_unnecessary_regions): Add parameter. Call
28738 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28739 parameter to remove_unnecessary_regions.
28740 (ira_build): Remove all regions but root if the conflict table was
28741 not built. Update conflict hard regs for allocnos crossing calls.
28743 * ira.c (ira_conflicts_p): New global.
28744 (ira): Define and use ira_conflicts_p.
28746 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28747 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28748 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28750 2009-01-06 Ben Elliston <bje@au.ibm.com>
28752 * gengtype-lex.l (YY_NO_INPUT): Define.
28754 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28757 * c-common.c (handle_vector_size_attribute): Also reject
28758 BOOLEAN_TYPE types.
28760 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28762 PR tree-optimization/38492
28763 * graphite.c (rename_map_elt, debug_rename_elt,
28764 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28765 rename_map_elt_info, eq_rename_map_elts,
28766 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28767 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28768 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28769 (sese_build_livein_liveouts): New.
28770 (new_sese, free_sese): New.
28771 (new_scop): Call new_sese.
28772 (free_scop): Call free_sese.
28773 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28774 (register_old_new_names): Renamed register_old_and_new_names.
28775 (register_scop_liveout_renames, add_loop_exit_phis,
28776 insert_loop_close_phis, struct igp,
28777 default_liveout_before_guard, add_guard_exit_phis,
28778 insert_guard_phis, copy_renames): New.
28779 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28780 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28781 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28782 (scop_adjust_phis_for_liveouts): New.
28783 (gloog): Call scop_adjust_phis_for_liveouts.
28785 * graphite.h (struct sese): Documented. Added fields liveout,
28786 num_ver and livein.
28787 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28788 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28789 (struct scop): Added field liveout_renames.
28790 (SCOP_LIVEOUT_RENAMES): New.
28792 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28794 PR tree-optimization/38510
28795 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28796 (translate_clast): Call recompute_all_dominators before
28798 (gloog): Call recompute_all_dominators before graphite_verify.
28800 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28801 Jan Sjodin <jan.sjodin@amd.com>
28803 PR tree-optimization/38500
28804 * graphite.c (create_sese_edges): Call fix_loop_structure after
28807 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28809 * config.gcc: Add m32r*-*-rtems*.
28810 * config/m32r/rtems.h: New file.
28812 2009-01-05 Ben Elliston <bje@au.ibm.com>
28814 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28815 (.po.pox): Likewise.
28816 (po/gcc.pot): Likewise.
28818 2009-01-04 David S. Miller <davem@davemloft.net>
28820 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28821 (STARTING_FRAME_OFFSET): Always set to zero.
28823 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28825 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28826 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28827 fixed-point types, and vectors of the same.
28829 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28831 * config/mips/sync.md (*mb_barrier): Rename to...
28832 (*memory_barrier): ...this.
28834 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28836 * doc/extend.texi (Function Attributes): Move @cindex after @item
28837 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28838 and put in alphabetical order. Fix 'target' name and put in order.
28839 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28842 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28844 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28845 (memory_barrier): Expand as unspec instead of unspec_volatile.
28846 Remove mem:BLK from insn operands. Use Pmode scratch register.
28847 (*memory_barrier): Define as unspec instead of unspec_volatile.
28848 Use (match_dup 0) as input operand.
28850 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28851 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28852 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28853 scratch register. Remove operand 1.
28854 (*stbar): Define as unspec instead of unspec_volatile.
28855 Use (match_dup 0) as input operand, remove (const_int 8).
28856 (*membar): Define as unspec instead of unspec_volatile.
28857 Use (match_dup 0) as input operand, remove input operand 2.
28859 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28860 (memory_barrier): Expand as unspec instead of unspec_volatile.
28861 Remove mem:BLK from insn operands. Use Pmode scratch register.
28862 (*memory_barrier): Define as unspec instead of unspec_volatile.
28863 Use (match_dup 0) as input operand.
28865 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28866 Remove mem:BLK from insn operands. Use Pmode scratch register.
28867 Set volatile flag on operand 0.
28868 (*memory_barrier): New insn pattern.
28870 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28872 (*memory_barrier): Use (match_dup 0) as input operand.
28874 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28875 Remove mem:BLK from insn operands. Use Pmode scratch register.
28876 Set volatile flag on operand 0.
28877 (*mb_internal): New insn pattern.
28879 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28881 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28883 PR middle-end/38586
28884 * function.c (struct temp_slot): Move to the section of the file
28885 that deals with temp slots. Remove field 'address'.
28886 (temp_slot_address_table): New hash table of address -> temp slot.
28887 (struct temp_slot_address_entry): New struct, items for the table.
28888 (temp_slot_address_compute_hash, temp_slot_address_hash,
28889 temp_slot_address_eq, insert_temp_slot_address): Support functions
28891 (find_temp_slot_from_address): Rewrite to use the new hash table.
28892 (remove_unused_temp_slot_addresses): Remove addresses of temp
28893 slots that have been made available.
28894 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28895 worker function for remove_unused_temp_slot_addresses.
28896 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28897 Add the temp slot address to the address -> temp slot map.
28898 (update_temp_slot_address): Update via insert_temp_slot_address.
28899 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28900 (pop_temp_slots): Likewise.
28901 (init_temp_slots): Allocate the address -> temp slot map, or empty
28902 the map if it is already allocated.
28903 (prepare_function_start): Initialize temp slot processing.
28905 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28907 PR middle-end/38584
28908 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28909 Calculate the size of all stack vars assuming no packing of stack
28910 vars will happen, replacing a quadratic algorithm with a linear one.
28912 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28915 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28918 2009-01-03 Diego Novillo <dnovillo@google.com>
28920 * doc/contrib.texi: Update contributions.
28922 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28925 * builtins.c (fold_builtin_memory_op): Give up if either operand
28926 is volatile. Set srctype or desttype to non-qualified version
28930 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28931 and FUNCTION_DECLs.
28933 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28935 PR rtl-optimization/35805
28936 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28937 problem if fast dce is able to remove any instructions.
28938 * dce.c (dce_process_block): Fix dump message.
28940 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28943 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28945 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28947 PR middle-end/38690
28948 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28949 * tree-pretty-print.c (op_code_prio): New function.
28950 (op_prio): No longer static. Use op_code_prio.
28951 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28952 Use op_prio and op_code_prio to determine if () should be
28953 printed around operand(s) or not.
28955 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28956 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28957 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28958 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28959 pp_character instead of pp_string for single letter printing.
28961 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28963 * doc/extend.texi: Fix '#pragma GCC option' typo.
28965 2009-01-02 Richard Guenther <rguenther@suse.de>
28967 * doc/install.texi (--enable-checking): Mention different
28968 default for stage1.
28969 (--enable-stage1-checking): Document.
28971 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28973 PR middle-end/30142
28974 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28975 case to be an error.
28977 2009-01-02 Ben Elliston <bje@au.ibm.com>
28979 * config/fp-bit.h (pack_d): Constify argument.
28980 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28981 (isnan): Constify argument.
28983 (iszero): Likewise.
28984 (pack_d): Likewise.
28985 (_fpadd_parts): Constify return type.
28986 (_fpmul_parts): Likewise.
28987 (_fpdiv_parts): Likewise.
28989 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28992 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28993 warn about overwriting initializer with side-effects or
28994 -Woverride-init if !IMPLICIT.
28995 (output_init_element): Likewise. Pass IMPLICIT down to
28997 (process_init_element): Add IMPLICIT argument. Pass it down
28998 to output_init_element.
28999 (push_init_element, pop_init_level, set_designator): Adjust
29000 process_init_element callers.
29001 (set_nonincremental_init, set_nonincremental_init_from_string):
29002 Adjust add_pending_init callers.
29003 (output_pending_init_elements): Adjust output_init_element callers.
29004 * c-tree.h (process_init_element): Adjust prototype.
29005 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29006 process_init_element callers.
29009 Copyright (C) 2009 Free Software Foundation, Inc.
29011 Copying and distribution of this file, with or without modification,
29012 are permitted in any medium without royalty provided the copyright
29013 notice and this notice are preserved.