1 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/linux.h (ASM_SPEC): Add --32.
5 2009-10-15 Jakub Jelinek <jakub@redhat.com>
7 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
8 and DW_TAG_template_alias.
9 (dwarf_attr_name): Handle DW_AT_main_subprogram,
10 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
11 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
12 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
13 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
14 and DW_AT_GNU_odr_signature.
15 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
16 DW_FORM_flag_present and DW_FORM_ref_sig8.
17 (output_signature): Only print name on the first byte.
18 (output_die): Likewise for dw_val_class_data8.
20 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
22 * doc/invoke.texi: Clarify that most optimizations are not enabled
25 2009-10-15 Richard Guenther <rguenther@suse.de>
28 * gimple.c (compare_type_names_p): Handle anonymous names
29 differently based on new mode argument.
30 (gimple_types_compatible_p): For structs also compare the tags.
31 (iterative_hash_type_name): Rename to ...
32 (iterative_hash_name): ... this. Hash all names.
33 (iterative_hash_gimple_type): Fix hashing the struct tag of
34 pointer targets. Hash field decl names.
36 2009-10-15 Richard Guenther <rguenther@suse.de>
39 * gimple.c (gimple_get_alias_set): Avoid recursing on
40 invalid type topology.
42 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
44 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
46 2009-10-15 Richard Guenther <rguenther@suse.de>
48 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
50 2009-10-15 Jakub Jelinek <jakub@redhat.com>
52 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
53 add --with-tune{,-32,-64} configured default for -mtune if explicit
56 2009-10-14 DJ Delorie <dj@redhat.com>
58 * config/h8300/h8300.c (F): New.
60 (h8300_emit_stack_adjustment): Call them.
62 (h8300_push_pop): Likewise.
63 (h8300_expand_prologue): Likewise.
64 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
65 (MUST_USE_SJLJ_EXCEPTIONS): Define.
66 (INCOMING_RETURN_ADDR_RTX): Define.
67 (INCOMING_FRAME_SP_OFFSET): Define.
68 (DWARF_CIE_DATA_ALIGNMENT): Define.
70 2009-10-14 Jakub Jelinek <jakub@redhat.com>
72 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
73 fields in builtin structs.
74 (finalize_record_size): Likewise.
76 2009-10-14 Richard Guenther <rguenther@suse.de>
78 * gimple.c (gtc_ob): New global.
79 (struct type_pair_d): Replace pointers with type UIDs.
80 (type_pair_hash): Adjust.
81 (type_pair_eq): Likewise.
82 (lookup_type_pair): Likewise. Allocate from an obstack.
83 (gimple_force_type_merge): Adjust.
84 (gimple_types_compatible_p): Likewise.
85 (free_gimple_type_tables): Free the obstack.
87 2009-10-14 Jakub Jelinek <jakub@redhat.com>
89 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
90 stmts setting DEBUG_EXPR_DECLs.
92 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
93 Don't crash if mode1 is VOIDmode.
95 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
97 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
98 * params.h (IRA_LOOP_RESERVED_REGS): New
99 * tree-pass.h (pass_subregs_of_mode_init,
100 pass_subregs_of_mode_finish): Remove.
101 * passes.c (pass_subregs_of_mode_init,
102 pass_subregs_of_mode_finish): Remove.
103 (pass_reginfo_init): Move before loop optimizations.
104 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
105 * common.opt (fira-loop-pressure): New.
106 * toplev.h (flag_ira_loop_pressure): New.
107 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
109 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
110 Make external and void type functions.
111 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
112 pass_subregs_of_mode_finish): Remove.
113 * ira-costs.c (init_costs): Call init_subregs_of_mode.
114 * regmove.c: Include ira.h.
115 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
116 register pressure calculation in loops.
117 * loop-invariant.c: Include REGS_H and ira.h.
118 (struct loop_data): New members max_reg_pressure, regs_ref, and
120 (struct invariant): New member orig_regno.
121 (curr_loop): New variable.
122 (find_exits): Initialize regs_ref and regs_live.
123 (create_new_invariant): Initialize orig_regno.
124 (get_cover_class_and_nregs): New.
125 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
126 array. Add code for flag_ira_loop_pressure.
127 (gain_for_invariant): Make new_regs an array. Add code for
128 flag_ira_loop_pressure.
129 (best_gain_for_invariant): Ditto.
130 (set_move_mark): New parameter gain. Use it for debugging output.
131 (find_invariants_to_move): Make regs_needed and new_regs an array.
132 Add code for flag_ira_loop_pressure.
133 (move_invariant_reg): Set up orig_regno.
134 (move_invariants): Set up reg classes for pseudos for
135 flag_ira_loop_pressure.
136 (free_loop_data): Clear regs_ref and regs_live.
137 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
138 get_regno_cover_class, change_pressure, mark_regno_live,
139 mark_regno_death, mark_reg_store, mark_reg_clobber,
140 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
141 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
142 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
143 register pressure calculation in loops if new regs were added.
144 Call finish_subregs_of_mode.
145 * opts.c (decode_options): Set up flag_ira_loop_pressure.
146 * Makefile.in (loop-invariant.o): Add ira.h.
148 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
150 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
152 2009-10-14 Richard Guenther <rguenther@suse.de>
154 * lto-symtab.c (lto_symtab_compatible): Fold in ...
155 (lto_symtab_merge): ... here. Rewrite both to take the
156 prevailing and a to-be-merged entry and to queue diagnostics
158 (lto_symtab_resolve_replaceable_p): New predicate for
160 (lto_symtab_resolve_can_prevail_p): Likewise.
161 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
162 handles merging commons by choosing the largest decl. Fold
163 in code that gives ODR errors.
164 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
166 (lto_symtab_merge_decls_1): Re-structure. Deal with the
167 case of no prevailing decl here. Diagnose mismatches
168 in object types here. Drop all but the prevailing decls.
169 (lto_symtab_prevailing_decl): Return the single prevailing decl.
170 * lto-streamer-in.c (lto_input_tree_ref): Deal with
171 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
173 2009-10-14 Richard Guenther <rguenther@suse.de>
176 * lto-streamer-in.c (input_bb): Replace debug stmts with
177 nops instead of dropping them.
179 2009-10-14 Nick Clifton <nickc@redhat.com>
181 * gcc/doc/extended.texi: Replace the dash character with
182 @minus{} in situations where it is being used as a minus
184 * gcc/doc/tm.texi: Likewise.
185 * gcc/doc/md.texi: Likewise.
187 2009-10-14 Jakub Jelinek <jakub@redhat.com>
189 PR preprocessor/41543
190 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
191 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
192 * tree.c: Include intl.h.
193 (expand_location): Handle BUILTINS_LOCATION.
194 * Makefile.in (tree.o): Depend on intl.h.
197 * dwarf2out.c (dwarf2out_var_location): Always clear
198 last_postcall_label when changing last_label.
200 2009-10-14 Pascal Obry <obry@adacore.com>
202 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
203 (process_command): Handle -E as done with -c and -S. Do not add
204 the target executable suffix to the output file when -E is used.
205 (main): Adjust error message accordingly.
207 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
213 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
215 (tree_code_size): Likewise.
217 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
219 * builtins.c (fold_builtin_1): Support complex "arc" functions.
220 * real.h (HAVE_mpc_arc): Define.
222 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
224 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
225 (struct builtin_description): Add fndecl field.
226 (bdesc): Remove const qualifier. Update initializer.
227 (sh_media_init_builtins): Remove const qualifier for d. Record
228 the result of add_builtin_function to the fndecl field.
229 (sh_builtin_decl): New.
230 (sh_media_builtin_decl): New.
232 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
235 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
236 requests between special registers.
238 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
240 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
242 2009-10-13 Richard Henderson <rth@redhat.com>
244 PR tree-optimization/41377
245 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
246 (cleanup_empty_eh_merge_phis): New change_region parameter;
247 pass it on to redirect_eh_edge_1. Update callers.
248 (cleanup_empty_eh_unsplit): Don't require an existing EH label
249 at the destination block.
251 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
253 * passes.c (register_pass): Replaced gcc_unreachable by
254 fatal_error on failure. Mentions plugins in comments & messages.
256 2009-10-13 Jakub Jelinek <jakub@redhat.com>
259 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
260 * sched-vis.c (print_value): Use it.
261 * cselib.c (cselib_hash_rtx): Likewise.
262 * print-rtl.c (print_rtx): Likewise.
263 * cfgexpand.c (expand_debug_rtx): Likewise.
264 * var-tracking.c (vt_expand_loc_callback): Likewise.
266 2009-10-13 Richard Guenther <rguenther@suse.de>
269 * opts.c (handle_option): Split out code to handle setting
270 the options flag var ...
271 (set_option): ... here.
272 * opts.h (set_option): Declare.
273 * lto-opts.c (register_user_option_p): Include -fexceptions
274 and all position independent code variants.
275 (handle_common_option): Remove.
276 (lto_reissue_options): Use set_option.
278 2009-10-13 Martin Jambor <mjambor@suse.cz>
280 PR tree-optimization/41661
281 * ipa-prop.c (compute_complex_pass_through): Allow only operations
282 that are tcc_comparisons or do not change the type in any
284 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
285 folding tcc_comparison operations.
287 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
289 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
292 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
298 * tree.def (DEBUG_EXPR_DECL): New.
299 * rtl.def (DEBUG_EXPR): New.
300 * gengtype.c (adjust_field_rtx_def): Handle it.
301 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
302 (insert_debug_temp_for_var_def): ... this. Drop support for
303 moving. Take iterator for def stmt; insert debug stmt before it.
304 Scan early for use count and kind in debug stmts.
305 (propagate_defs_into_debug_stmts): Rename to...
306 (insert_debug_temps_for_defs): ... this. Likewise.
307 * tree.h (DEBUG_TEMP_UID): New.
308 * tree.c (next_debug_decl_uid): New.
309 (make_node_stat): Count debug decls separately.
310 (copy_node_stat): Likewise.
311 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
312 * var-tracking.c (dv_is_decl_p): Recognize it.
313 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
314 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
315 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
316 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
317 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
318 (cselib_hash_rtx): Likewise.
319 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
320 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
322 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
323 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
324 * rtl.c (copy_rtx): Likewise.
325 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
326 * print-rtl.c (print_rtx): Likewise.
327 * sched-vis.c (print_value): Likewise.
328 (print_insn): Handle DEBUG_EXPR_DECL.
329 * tree-dump.c (dequeue_and_dump): Likewise.
330 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
331 * gimple-iterator (gsi_replace): Check for same lhs.
332 (gsi_remove): Insert debug temps.
333 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
334 (move_computations_stmt): Drop explicit propagation into debug stmts.
335 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
336 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
337 * tree-ssa-sink.c (statement_sink_location): Likewise.
338 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
339 * tree-ssanames.c (release_ssa_name): Adjust for rename.
340 * tree-flow.h: Likewise.
341 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
342 debug temps without values.
343 (eliminate_unnecessary_stmts): Don't discard just-inserted
346 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
349 * config/cris/cris.md (andu): Check that operand 1 is one of the
350 general registers. Fix typo in head comment.
352 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
354 * config/i386/i386.md (vswapmov): New.
355 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
356 (ix86_function_ms_hook_prologue): New.
357 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
358 * configure.ac: Test for swap suffix support in as.
359 * configure: Rebuild.
361 2009-10-12 Jakub Jelinek <jakub@redhat.com>
364 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
365 paradoxical subregs to prevent partial register stalls if the inner
366 mode is integer mode.
368 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
370 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
372 2009-10-12 Dodji Seketeli <dodji@redhat.com>
375 * gcc/dwarf2out.c (template_parameter_pack_die,
376 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
378 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
381 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
383 (maybe_register_def): Likewise. Take stmt iterator.
384 (rewrite_update_stmt): Take stmt iterator and pass it on.
385 (rewrite_update_enter_block): Pass stmt iterator.
387 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
389 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
390 (spu_builtin_decl): New function.
392 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
394 * config/i386/i386.md (SWIM): New mode iterator.
395 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
396 using SWIM mode iterator.
397 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
398 patterns using SWI48 mode iterator.
399 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
400 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
401 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
402 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
403 patterns using SWI248 mode iterator.
404 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
405 gen_x86_movdicc_0_m1_rex64 for renamed function
407 2009-10-11 Jose Ruiz <ruiz@adacore.com>
408 Eric Botcazou <ebotcazou@adacore.com>
411 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
412 * config/sparc/sol2-unwind.h: New file.
414 2009-10-11 Olivier Hainque <hainque@adacore.com>
415 Eric Botcazou <ebotcazou@adacore.com>
418 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
419 * config/i386/sol2-unwind.h: New file.
421 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
424 * config/i386/i386.md (addsi_1_zext): Get the proper second
427 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
429 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
430 all OLD_RTXes, not just REGs. Use copy_rtx to create the
433 2009-10-11 Richard Guenther <rguenther@suse.de>
435 * gimple.c (iterative_hash_type_name): Do not handle special
438 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
441 (*setcc_si_1_and): Ditto.
442 (*setcc_si_1_movzbl): Ditto.
443 (*setcc_<mode>_2): Ditto.
444 (*setcc_qi): Rename from *setcc_1.
445 (*setcc_qi_slp): Rename from *setcc_2.
447 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
448 (*zero_extendqisi2_movzbw_and splitter): Ditto.
450 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
451 "if" condition, there is already assert with reload_completed present.
453 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
455 * plugin.c (try_init_one_plugin): Improve constness of variable err.
457 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
459 * doc/install.texi (Final install): Refer to
460 http://gcc.gnu.org/bugs/ for bug reporting.
462 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
464 * configure.ac: Add test for dci instruction.
465 * configure: Regenerate.
466 * config.in: Likewise.
467 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
468 * doc/invoke.texi: Add cpu_type 476 and 476fp.
469 (-mmulhw): Add 476 to description.
471 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
472 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
473 (processor_target_table): Add 476 and 476fp entries.
474 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
475 (rs6000_issue_rate): Add CPU_PPC476.
476 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
477 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
478 (processor_type): Add PROCESSOR_PPC476.
479 (EXTRA_SPECS): Add asm_cpu_476 string.
480 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
481 (define_attr "cpu"): Add ppc476.
483 Update comments for 476.
484 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
485 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
486 Update copyright year.
487 * config/rs6000/476.md: New file.
488 * config/rs6000/40x.md: Add description for "isel" attribute.
489 Update copyright year.
490 * config/rs6000/440.md: Likewise.
491 * config/rs6000/603.md: Likewise.
492 * config/rs6000/6xx.md: Likewise.
493 * config/rs6000/7450.md: Likewise.
494 * config/rs6000/7xx.md: Likewise.
495 * config/rs6000/8540.md: Likewise.
496 * config/rs6000/cell.md: Likewise.
497 * config/rs6000/e300c2c3.md: Likewise.
498 * config/rs6000/e500mc.md: Likewise.
499 * config/rs6000/mpc.md: Likewise.
500 * config/rs6000/power4.md: Likewise.
501 * config/rs6000/power5.md: Likewise.
502 * config/rs6000/power6.md: Likewise.
503 * config/rs6000/power7.md: Likewise.
504 * config/rs6000/rios1.md: Likewise.
505 * config/rs6000/rios2.md: Likewise.
506 * config/rs6000/rs64.md: Likewise.
508 2009-10-10 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/41654
511 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
512 a cond expr before calling gimple_cond_set_condition_from_tree.
513 (ifcombine_iforif): Likewise.
515 2009-10-09 Ian Lance Taylor <iant@google.com>
517 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
518 * configure: Rebuild.
520 2009-10-09 Neil Vachharajani <nvachhar@google.com>
522 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
525 2009-10-09 Richard Guenther <rguenther@suse.de>
528 * target-def.h (TARGET_BUILTIN_DECL): Define.
529 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
530 * target.h (struct gcc_target): Add builtin_decl target hook.
531 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
532 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
534 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
536 (lto_output_builtin_tree): Sorry if the target does not support
537 streaming target builtins.
538 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
539 (rs6000_builtin_decl): New function.
540 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
541 (ix86_builtin_decl): New function.
543 2009-10-09 Jakub Jelinek <jakub@redhat.com>
545 PR preprocessor/41445
546 * c-ppoutput.c (do_line_change): New function.
547 (cb_line_change): Use it.
548 (scan_translation_unit): Call do_line_change if
549 avoid_paste or PREV_WHITE and token location is on a different line
553 * dwarf2out.c (dwarf2out_init): Test whether
554 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
557 PR rtl-optimization/41646
558 * calls.c (expand_call): For BLKmode types returned in registers
559 avoid likely spilled hard regs in copy_blkmode_from_reg generated
562 2009-10-09 Richard Guenther <rguenther@suse.de>
564 PR tree-optimization/41634
565 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
566 we remove the correct elements.
567 (optimize_stmt): Make sure to update stmt operands before
568 optimizing redundancies.
570 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
572 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
574 2009-10-09 Richard Guenther <rguenther@suse.de>
577 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
579 (lto_wrapper_exit): New function.
581 (fatal_perror): Likewise.
582 (fork_execute): Use global args_name, do not free it.
583 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
584 * lto-streamer.h: Remove duplicate prototypes.
586 2009-10-09 Richard Guenther <rguenther@suse.de>
588 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
589 before calling stmt_can_throw_external.
591 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
593 PR tree-optimization/40071
594 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
595 pointer if the original data reference doesn't conflict with the
596 created vector data reference. Fix long line.
598 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
600 * config/i386/i386.md (any_div): New code iterator.
601 (u): Handle div and udiv.
603 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
605 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
606 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
607 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
608 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
610 2009-10-08 Joseph Myers <joseph@codesourcery.com>
612 * gcc.c (main): Remove trailing "." from diagnostics.
614 2009-10-08 Cary Coutant <ccoutant@google.com>
616 Add support for debugging with ICF (Identical Code Folding).
617 * calls.c (debug.h): New #include.
618 (emit_call_1): Call virtual_call_token debug hook.
619 * common.opt (-fenable-icf-debug): New option.
620 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
621 locations in the source).
622 (poc_label_num): New variable.
623 (dcall_entry, vcall_entry): New typedefs.
624 (dcall_table, vcall_table): New variables.
625 (struct vcall_insn): New type.
626 (vcall_insn_table): New variable.
627 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
628 (size_of_dcall_table): New function.
629 (output_dcall_table): New function.
630 (size_of_vcall_table): New function.
631 (output_vcall_table): New function.
632 (dwarf2out_direct_call): New function.
633 (vcall_insn_table_hash): New function.
634 (vcall_insn_table_eq): New function.
635 (dwarf2out_virtual_call_token): New function.
636 (dwarf2out_virtual_call): New function.
637 (dwarf2out_init): Allocate new tables and sections.
638 (prune_unused_types): Mark DIEs referenced from direct call table.
639 (dwarf2out_finish): Output direct and virtual call tables.
640 * final.c (final_scan_insn): Call direct_call and virtual_call
642 * debug.h (struct gcc_debug_hooks): Add direct_call,
643 virtual_call_token, virtual_call hooks.
644 (debug_nothing_uid): New function.
645 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
646 (debug_nothing_uid): New function.
647 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
648 (xcoff_debug_hooks): Likewise.
649 * sdbout.c (sdb_debug_hooks): Likewise.
650 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
651 * doc/invoke.texi (-fenable-icf-debug): New option.
653 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
656 * regmove.c (regmove_backward_pass): Replace src with dst in the
657 debug insn, and check for dst before rather than after.
659 2009-10-08 Janis Johnson <janis187@us.ibm.com>
661 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
662 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
664 2009-10-08 Jan Hubicka <jh@suse.cz>
667 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
668 do not mark cgraph nodes as needed.
669 (record_references_in_initializer): Add new only_vars parameter.
670 * cgraph.h (record_references_in_initializer): New parameter.
671 * varasm.c (assemble_variable): Update call.
672 * varpool.c (varpool_analyze_pending_decls): Always look for
675 2009-10-08 Anatoly Sokolov <aesok@post.ru>
677 * config/avr/avr.c (last_insn_address) Remove variable.
678 (expand_prologue): Don't initialise last_insn_address variable.
679 (final_prescan_insn): Don't output insn size.
680 * config/avr/avr.opt (msize): Remove switch.
681 * doc/invoke.texi (AVR Options): Remove documentation of -msize
684 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
686 * combine.c (label_tick_ebb_start): Fix comment.
687 (combine_instructions): Set label_tick and label_tick_ebb_start before
688 calling setup_incoming_promotions. Start them from 1. Increment
689 label_tick instead of deriving it from the BB index. Rather than
690 comparing ticks use the block from the previous iteration to decide
691 whether to start a new EBB. Remove empty lines before function.
693 2009-10-08 Michael Matz <matz@suse.de>
696 * builtins.c (fold_builtin_isascii): Use fold_build2.
697 (fold_builtin_isdigit): Ditto.
698 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
699 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
700 remove_useless_stmts_cond, remove_useless_stmts_tf,
701 remove_useless_stmts_tc, remove_useless_stmts_bind,
702 remove_useless_stmts_goto, remove_useless_stmts_label,
703 remove_useless_stmts_1, remove_useless_stmts,
704 pass_remove_useless_stmts): Remove.
705 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
706 * passes.c (init_optimization_passes): Don't add
707 pass_remove_useless_stmts.
708 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
709 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
711 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
712 for static constants.
713 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
714 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
716 2009-10-08 Richard Guenther <rguenther@suse.de>
718 * gimple.c (free_gimple_type_tables): New function.
719 * gimple.h (free_gimple_type_tables): Declare.
721 2009-10-07 Mark Heffernan <meheff@google.com>
723 * ipa-prop.c (ipa_print_node_params) Only print
724 names of named arguments.
726 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
728 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
729 being statically linked.
731 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
733 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
735 2009-10-08 Jan Hubicka <jh@suse.cz>
738 * ipa.c (cgraph_externally_visible_p,
739 function_and_variable_visibility,
740 whole_program_function_and_variable_visibility): Skip non-finalized
743 2009-10-08 Nick Clifton <nickc@redhat.com>
745 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
748 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
751 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
753 2009-10-07 Joseph Myers <joseph@codesourcery.com>
756 * c-common.c (c_fully_fold_internal): Strip nops from the result
757 of recursive calls to c_fully_fold_internal.
758 (c_wrap_maybe_const): New.
759 (c_save_expr): Use c_wrap_maybe_const.
760 * c-common.h (c_wrap_maybe_const): Declare.
761 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
762 build_binary_op): Use c_wrap_maybe_const.
764 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
766 * real.c: Fix comment to reflect actual exponent size.
768 2009-10-08 Ben Elliston <bje@au.ibm.com>
770 * config/rs6000/a2.md: Add FSF comment header.
772 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
774 * config/i386/i386.md (any_extend): New code iterator.
775 (u, s): New code attributes.
777 (DWIH): Rewrite as code iterator for SI and DI modes.
778 (DWI): Rewrite as mode attribute.
779 (dwi): New mode attribute.
780 (di): Depend on SI mode and DI mode.
781 (doubleint_general_operand): Remove mode attribute.
783 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
786 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
787 (*sub<mode>3_doubleword): Ditto.
789 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
790 using SWIM248 mode iterator.
791 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
792 using SWI48 mode iterator.
793 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
794 patterns using DWIH mode iterator and any_extend code iterator.
795 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
796 using any_extend code iterator.
797 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
798 patterns using DWIH mode iterator and any_extend code iterator.
799 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
800 using any_extend code iterator.
801 (<s>mul<mode>3_highpart): Macroize expander from
802 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
803 and any_extend code iterator.
804 (*<s>muldi3_highpart_1): Macroize insn from
805 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
806 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
807 patterns using any_extend code iterator.
808 (*<s>mulsi3_highpart_zext): Macroize insn from
809 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
811 2009-10-07 Jakub Jelinek <jakub@redhat.com>
813 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
814 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
815 refering to a DIE with DW_AT_const_value.
817 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
820 * ira-lives.c (check_and_make_def_conflict): Process all operands.
822 2009-10-06 Jan Hubicka <jh@suse.cz>
824 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
827 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
829 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
830 *lea_2_rex64): Move before *add<mode>_1 pattern.
832 2009-10-07 Jan Hubicka <jh@suse.cz>
834 * collect2.c (main): Add -fno-whole-program.
835 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
837 2009-10-07 Jan Hubicka <jh@suse.cz>
839 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
840 has no address taken.
841 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
843 (cgraph_clone_node): Clear externally_visible flag for clones.
844 * cgraph.h (cgraph_only_called_directly_p,
845 cgraph_can_remove_if_no_direct_calls_p): New predicates.
846 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
847 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
848 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
849 ipcp_insert_stage): Likwise.
850 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
851 externally_visible flag.
852 (verify_cgraph_node): Verify that inline clones look right.
853 (process_function_and_variable_attributes): Do not set
854 externally_visible flags.
855 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
857 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
859 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
860 clear externally_visible when turning into inline clones
861 (cgraph_mark_inline_edge): Use new predicates.
862 (cgraph_estimate_growth): Likewise.
863 (cgraph_decide_inlining): Likewise.
864 * ipa.c (cgraph_postorder): Likewise.
865 (cgraph_remove_unreachable_nodes): Likewise; sanity check
866 that inline clones are not needed.
867 (cgraph_externally_visible_p): New predicate.
868 (function_and_variable_visibility): Add whole_program parameter;
869 always set externally_visible flag; handle COMDAT function
871 (local_function_and_variable_visibility): New function.
872 (gate_whole_program_function_and_variable_visibility): New function.
873 (whole_program_function_and_variable_visibility): New function.
874 (pass_ipa_whole_program_visibility): New function.
875 * passes.c (init_optimization_passes): Add whole program visibility
877 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
878 not care about needed/reachable flags.
879 * varpool.c: Include flags.h
880 (decide_is_variable_needed): When doing LTO assume whole-program mode.
881 (varpool_finalize_decl): When we are in LTO read-back, all variables
883 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
885 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
887 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
890 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
892 * config.gcc: Don't include the makefile fragments intended for
894 * config/s390/fixdfdi.h: File removed.
895 * config/s390/libgcc-glibc.ver: File removed.
896 * config/s390/s390.h: Remove the fixdfdi.h hack.
897 * config/s390/t-crtstuff: File moved to libgcc dir.
898 * config/s390/t-linux: Likewise.
899 * config/s390/t-tpf: libgcc specific parts removed.
900 * config/s390/t-linux64: Likewise.
902 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
904 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
905 (lto-compress.o): Likewise.
907 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
910 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
911 dllexport to class members here.
912 (i386_pe_determine_dllimport_p): Only check static class data for
914 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
915 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
916 functions for vague linkage.
917 (i386_pe_type_dllexport_p): Fix formatting.
918 (maybe_add_dllexport) New function.
919 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
922 2009-10-07 Ben Elliston <bje@au.ibm.com>
924 * config/rs6000/a2.md: Remove duplicated lines.
926 2009-10-07 Ben Elliston <bje@au.ibm.com>
928 * config.gcc (powerpc*-*-*): Handle a2.
929 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
930 * config/rs6000/a2.md: New file.
931 * config/rs6000/rs6000.opt (mno-update): New.
932 (mupdate): Return to using a mask, not a var.
933 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
934 (enum processor_type): Add PROCESSOR_PPCA2.
935 * config/rs6000/rs6000.c (ppca2_cost): New costs.
936 (rs6000_override_options): Add "a2" to processor_target_table.
937 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
938 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
940 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
943 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
944 reference to nonexistent gen_truncxfxf2 function.
946 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
949 (DWIH, g, di, doubleint_general_operand): New mode attributes.
950 (general_operand): Handle TI mode.
951 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
952 using SDWIM mode iterator.
953 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
954 pattern from *add{di,ti}3_1 patterns and corresponding splitters
955 using DWI mode iterator.
956 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
957 patterns using SWI mode iterator.
958 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
959 using SWI48 mode iterator.
960 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
961 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
962 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
963 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
964 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
965 using SDWIM mode iterator.
966 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
967 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
968 using DWI mode iterator.
969 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
970 patterns using SWI mode iterator.
971 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
972 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
973 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
974 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
975 patterns using plusminus code iterator.
976 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
977 sub<mode>3 patterns using plusminus code iterator.
978 * config/i386/i386.c (override_options): Update the call to
979 gen_subdi_carry_rex64 for renamed function.
980 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
981 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
982 calls to instruction expanders.
984 2009-10-06 Martin Jambor <mjambor@suse.cz>
987 * opts.c (decode_options): Run IPA-SRA at -O2.
989 2009-10-06 Richard Guenther <rguenther@suse.de>
991 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
993 2009-10-06 Tobias Burnus <burnus@net-b.de>
996 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
997 -flto and -fwhole-program flags can be combined.
999 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1002 * gcc.c (process_command): Check that -o argument was specified.
1004 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1006 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1008 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1010 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1011 * doc/invoke.texi (Warning Options): Annotate allowed languages
1012 for -Wunsuffixed-float-constants.
1014 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1016 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1017 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1018 same name and isn't the main variant.
1021 * dwarf2out.c (loc_by_reference): Removed.
1022 (dw_loc_list_1): New function.
1023 (dw_loc_list): Remove toplev argument, add want_address argument.
1024 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1025 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1026 want_address == 2 to dw_loc_list. For successful dw_loc_list
1027 set have_address to 1 only if want_address is not 0.
1029 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1031 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1032 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1033 a code block followed by two pointers.
1034 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1035 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1036 (MIPS_MOVE): Likewise.
1037 (MIPS_LUI): Likewise.
1038 (MIPS_JR): Likewise.
1039 (MIPS_BAL): Likewise.
1040 (MIPS_NOP): Likewise.
1041 (mips_asm_trampoline_template): Delete.
1042 (mips_trampoline_code_size): New function.
1043 (mips_trampoline_init): Add shorter sequences for all cases
1044 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1045 Calculate the opcodes directly, rather than copying from a template.
1046 Only flush the code part of the trampoline.
1047 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1049 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1051 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1052 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1053 (INCOMING_RETURN_ADDR_RTX): Likewise.
1054 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1056 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1057 with RETURN_ADDR_REGNUM.
1058 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1059 * config/mips/mips.c (mips16_build_call_stub): Replace
1060 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1061 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1062 (mips_print_operand_punctuation): Likewise.
1063 (mips_frame_set): Likewise.
1064 (mips16e_output_save_restore): Likewise.
1065 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1066 (mips_save_reg_p): Likewise.
1067 (mips_return_addr): Likewise.
1068 (mips_set_return_address): Likewise.
1069 (mips_direct_save_slot_move_p): Likewise.
1070 (mips_output_function_prologue): Likewise.
1071 (mips_restore_reg): Likewise.
1072 (mips_expand_epilogue): Likewise.
1073 (mips_epilogue_uses): Likewise.
1074 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1075 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1076 (clear_hazard_<mode>): Likewise.
1077 (call_internal): Likewise.
1078 (call_internal_direct): Likewise.
1079 (call_direct_split): Likewise.
1080 (call_value_internal): Likewise.
1081 (call_value_split): Likewise.
1082 (call_value_internal_direct): Likewise.
1083 (call_value_direct_split): Likewise.
1084 (call_value_multiple_internal): Likewise.
1085 (call_value_multiple_split): Likewise.
1087 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1088 Jakub Jelinek <jakub@redhat.com>
1090 PR rtl-optimization/41511
1091 * combine.c (record_value_for_reg): Pass explicit values as argument
1092 to get_last_value_validate.
1093 (get_last_value_validate): Document INSN parameter.
1094 For non-readonly MEMs, assume they might have been modified if INSN
1095 was in another basic block.
1096 (get_last_value): Minor reformatting.
1098 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1101 * final.c (asm_str_count): Split out from asm_insn_count.
1102 * rtl.h (asm_str_count): New prototype.
1103 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1106 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1108 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1110 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1111 Rafael Espindola <espindola@google.com>
1113 * gengtype.c (write_types): Moved call to write_func_for_structure
1114 into seperate loops.
1116 2009-10-05 Richard Guenther <rguenther@suse.de>
1119 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1120 (input_cgraph_1): Input toplevel asms.
1122 2009-10-05 Richard Guenther <rguenther@suse.de>
1125 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1126 (external_aggregate_decl_p): Likewise.
1127 (lto_symtab_compatible): Re-structure. Remove dead code.
1128 For variables ignore toplevel qualifiers when comparing types.
1129 Issue warnings, not errors for mismatched user-alignment.
1131 2009-10-05 Richard Guenther <rguenther@suse.de>
1135 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1136 (struct lto_symtab_identifier_def): Likewise.
1137 (struct lto_symtab_decl_def): Likewise.
1138 (struct lto_symtab_entry_def): New.
1139 (lto_symtab_identifier_t): Rename to ...
1140 (lto_symtab_entry_t): ... this.
1141 (lto_symtab_decls): Remove.
1142 (lto_symtab_base_hash): Rename to ...
1143 (lto_symtab_entry_hash): ... this.
1144 (lto_symtab_base_eq): Rename to ...
1145 (lto_symtab_entry_eq): ... this.
1146 (lto_symtab_base_marked_p): Rename to ...
1147 (lto_symtab_entry_marked_p): ... this.
1148 (lto_symtab_identifier_marked_p): Remove.
1149 (lto_symtab_decl_marked_p): Likewise.
1150 (lto_symtab_maybe_init_hash_tables): Rename to ...
1151 (lto_symtab_maybe_init_hash_table): ... this.
1152 (lto_symtab_set_resolution_and_file_data): Remove.
1153 (lto_symtab_register_decl): New function.
1154 (lto_symtab_get_identifier): Remove.
1155 (lto_symtab_get): New function.
1156 (lto_symtab_get_resolution): Adjust.
1157 (lto_symtab_get_identifier_decl): Remove.
1158 (lto_symtab_set_identifier_decl): Likewise.
1159 (lto_symtab_merge_decl): Rename to ...
1160 (lto_symtab_merge): ... this. Rewrite.
1161 (lto_symtab_merge_var): Remove.
1162 (lto_symtab_merge_fn): Likewise.
1163 (lto_symtab_prevailing_decl): Adjust.
1164 (lto_cgraph_replace_node): New function.
1165 (lto_symtab_merge_decls_2): Likewise.
1166 (lto_symtab_merge_decls_1): Likewise.
1167 (lto_symtab_fixup_var_decls): Likewise.
1168 (lto_symtab_resolve_symbols): Likewise.
1169 (lto_symtab_merge_decls): Likewise.
1170 (lto_symtab_prevailing_decl): Adjust.
1171 (lto_symtab_get_symtab_def): Remove.
1172 (lto_symtab_get_file_data): Likewise.
1173 (lto_symtab_clear_resolution): Adjust.
1174 (lto_symtab_clear_resolution): Likewise.
1175 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1176 (input_cgraph_1): Likewise.
1177 * lto-streamer-in.c (get_resolution): Do not provide fake
1178 symbol resolutions here.
1179 (deferred_global_decls): Remove.
1180 (lto_register_deferred_decls_in_symtab): Likewise.
1181 (lto_register_var_decl_in_symtab): Change signature, register
1182 variable via lto_symtab_register_decl.
1183 (lto_register_function_decl_in_symtab): Likewise.
1184 (lto_read_tree): Adjust.
1185 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1186 (lto_symtab_merge_var): Likewise.
1187 (lto_symtab_merge_fn): Likewise.
1188 (lto_symtab_register_decl): Declare.
1189 (lto_symtab_merge_decls): Likewise.
1191 2009-10-05 Richard Guenther <rguenther@suse.de>
1193 PR tree-optimization/23821
1194 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1195 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1196 simple IV increments.
1198 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1200 * config/arm/arm.c (arm_override_options): Really initialize
1201 flag_dwarf2_cfi_asm to 0.
1203 2009-10-05 Doug Kwan <dougkwan@google.com>
1205 PR rtl-optimization/41574
1206 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1207 floating point and we are not doing unsafe math optimizations.
1209 2009-10-03 Simon Baldwin <simonb@google.com>
1210 Cary Coutant <ccoutant@google.com>
1211 Rafael Espindola <espindola@google.com>
1212 Richard Guenther <rguenther@suse.de>
1213 Jan Hubicka <jh@suse.cz>
1214 Doug Kwan <dougkwan@google.com>
1215 H.J. Lu <hongjiu.lu@intel.com>
1216 Bill Maddox <maddox@google.com>
1217 Ryan Mansfield <rmansfield@qnx.com>
1218 Diego Novillo <dnovillo@google.com>
1219 Ollie Wild <aaw@google.com>
1220 Kenneth Zadeck <zadeck@naturalbridge.com>
1222 * lto-cgraph.c: New file.
1223 * lto-compress.c: New file.
1224 * lto-compress.h: New file.
1225 * lto-opts.c: New file.
1226 * lto-section-in.c: New file.
1227 * lto-section-out.c: New file.
1228 * lto-streamer-in.c: New file.
1229 * lto-streamer-out.c: New file.
1230 * lto-streamer.c: New file.
1231 * lto-streamer.h: New file.
1232 * lto-symtab.c: New file.
1233 * lto-wpa-fixup.c: New file.
1234 * lto-wrapper.c: New file.
1236 2009-10-03 Simon Baldwin <baldwin@google.com>
1237 Ben Elliston <bje@au.ibm.com>
1238 Rafael Espindola <espindola@google.com>
1239 Nathan Froyd <froydnj@codesourcery.com>
1240 Jan Hubicka <jh@suse.cz>
1241 Doug Kwan <dougkwan@google.com>
1242 Diego Novillo <dnovillo@google.com>
1243 Kenneth Zadeck <zadeck@naturalbridge.com>
1245 * Makefile.in (enable_lto): New.
1246 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1247 (LINKER_PLUGIN_API_H): Define.
1248 (LTO_SYMTAB_H): Define.
1249 (LTO_STREAMER_H): Define.
1250 (TREE_VECTORIZER_H): Define.
1251 (INCLUDES): Add LIBELFINC.
1252 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1253 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1254 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1255 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1256 (native): Add lto-wrapper$(exeext)
1257 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1258 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1259 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1260 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1261 (varasm.o): Add dependency on tree-iterator.h.
1262 (cgraph.o): Add dependency on cif-code.def.
1263 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1264 (ipa-pure-const.o): Likewise.
1265 (GTFILES): Add lto-symtab.c.
1266 (install-lto-wrapper): New.
1267 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1268 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1269 * config.in: Regenerate.
1271 2009-10-03 Rafael Espindola <espindola@google.com>
1272 Diego Novillo <dnovillo@google.com>
1274 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1275 ipa_write_summaries.
1276 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1278 (cgraph_optimize): Make extern.
1280 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1281 Kenneth Zadeck <zadeck@naturalbridge.com>
1283 * toplev.c (in_lto_p): Declare.
1284 * collect2.c (scan_prog_file): Read all the output when reading
1285 information for LTO.
1286 (enum lto_mode_d): Declare.
1288 2009-10-03 Richard Guenther <rguenther@suse.de>
1289 Diego Novillo <dnovillo@google.com>
1291 * gimple.c: Include target.h and alias.h.
1292 (gimple_types): Declare.
1293 (type_hash_cache): Declare.
1294 (gimple_alloc_stat): Make extern.
1295 (gimple_build_eh_must_not_throw): Call
1296 gimple_eh_must_not_throw_set_fndecl.
1297 (struct type_pair_d): Declare.
1298 (type_pair_t): Declare.
1299 (type_pair_hash): New.
1300 (type_pair_eq): New.
1301 (lookup_type_pair): New.
1302 (gimple_force_type_merge): New.
1303 (compare_type_names_p): New.
1304 (compare_field_offset): New.
1305 (gimple_types_compatible_p): New.
1306 (struct sccs): Declare.
1307 (next_dfs_num): Declare.
1308 (iterative_hash_gimple_type): New.
1310 (iterative_hash_type_name): New.
1311 (iterative_hash_gimple_type): New.
1312 (gimple_type_hash): New.
1313 (gimple_type_eq): New.
1314 (gimple_register_type): New.
1315 (print_gimple_types_stats): New.
1316 (gimple_signed_or_unsigned_type): New.
1317 (gimple_unsigned_type): New.
1318 (gimple_signed_type): New.
1319 (gimple_get_alias_set): New.
1320 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1321 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1322 (gimple_force_type_merge): Declare.
1323 (gimple_types_compatible_p): Declare.
1324 (gimple_register_type): Declare.
1325 (print_gimple_types_stats): Declare.
1326 (gimple_unsigned_type): Declare.
1327 (gimple_signed_type): Declare.
1328 (gimple_get_alias_set): Declare.
1329 (gimple_eh_must_not_throw_set_fndecl): New.
1331 2009-10-03 Jan Hubicka <jh@suse.cz>
1332 Kenneth Zadeck <zadeck@naturalbridge.com>
1334 * ipa-pure-const.c: Include lto-streamer.h.
1335 (register_hooks): Factor out of ...
1336 (generate_summary): ... here.
1337 (pure_const_write_summary): New.
1338 (pure_const_read_summary): New.
1339 (pass_ipa_pure_const): Add pure_const_write_summary and
1340 pure_const_read_summary.
1341 * ipa-reference.c: Include lto-streamer.h.
1342 (add_new_function): New.
1343 (remove_node_data): New.
1344 (duplicate_node_data): New.
1345 (ipa_init): Guard against multiple calls.
1346 Move hook setup from analyze_function.
1347 (write_node_summary_p): New.
1348 (ipa_reference_write_summary): New.
1349 (ipa_reference_read_summary): New.
1350 (pass_ipa_reference): Add ipa_reference_write_summary and
1351 ipa_reference_read_summary.
1352 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1353 (struct cgraph_edge): Add fields lto_stmt_uid and
1354 call_stmt_cannot_inline_p.
1355 (cgraph_optimize): Declare.
1356 (cgraph_decide_is_function_needed): Declare.
1357 (reset_inline_failed): Declare.
1358 (enum LTO_cgraph_tags): Declare.
1359 (LTO_cgraph_tag_names): Declare.
1360 (LCC_NOT_FOUND): Define.
1362 2009-10-03 Doug Kwan <dougkwan@google.com>
1363 Rafael Espindola <espindola@google.com>
1364 Jan Hubicka <jh@suse.cz>
1365 Diego Novillo <dnovillo@google.com>
1366 Kenneth Zadeck <zadeck@naturalbridge.com>
1368 * passes.c (all_regular_ipa_passes): New.
1369 (all_ipa_passes): Rename to all_small_ipa_passes.
1370 (init_optimization_passes): Init all_regular_ipa_passes.
1371 * tree-pass.h (all_regular_ipa_passes): New.
1372 (all_ipa_passes): Rename to all_small_ipa_passes.
1373 * passes.c (all_lto_gen_passes): New.
1374 (init_optimization_passes): Initialize all_lto_gen_passes.
1375 (execute_ipa_summary_passes): Make non-static.
1376 (ipa_write_summaries_1): New.
1377 (ipa_write_summaries_2): New.
1378 (ipa_write_summaries): New.
1379 (ipa_write_summaries_of_cgraph_node_set): New.
1380 (ipa_read_summaries_1): New.
1381 (ipa_read_summaries): New.
1382 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1383 (execute_regular_ipa_pass_list): Remove.
1384 (init_optimization_passes): Schedule
1385 pass_rebuild_cgraph_edges and pass_early_inline outside
1386 of pass_all_early_optimizations. Document reason.
1387 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1388 pass_ipa_lto_finish_out): New pass.
1389 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1390 (execute_all_ipa_transforms): New.
1391 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1392 (dump_properties, debug_properties): New.
1393 * tree-optimize.c (gate_all_early_local_passes): Return
1394 false if we are in lto1.
1395 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1396 * tree-pass.h (execute_all_ipa_transforms): Declare.
1397 (pass_ipa_function_and_variable_visibility): Declare.
1398 (pass_ipa_early_inline): Declare.
1399 (pass_ipa_lto_gimple_out): Declare.
1400 (pass_ipa_lto_wpa_fixup): Declare.
1401 (pass_ipa_lto_finish_out): Declare.
1402 (all_small_ipa_passes, all_regular_ipa_passes,
1403 all_lto_gen_passes): Declare.
1404 (execute_ipa_summary_passes): Declare.
1405 (execute_all_ipa_transforms): Declare.
1406 (ipa_write_summaries): Declare
1407 (ipa_write_summaries_of_cgraph_node_set): Declare.
1408 (ipa_read_summaries): Declare.
1410 2009-10-03 Doug Kwan <dougkwan@google.com>
1411 Ollie Wild <aaw@google.com>
1413 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1415 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1416 (lto_mode): New variable.
1417 (maybe_run_lto_and_relink): Handle the -fwpa option.
1418 (main): Handle the -fwpa option.
1419 (maybe_unlink_list): New function.
1420 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1421 * common.opt (flto): New flag.
1422 * toplev.c (flag_generate_lto): Declare.
1424 2009-10-03 Simon Baldwin <simonb@google.com>
1426 * common.opt (flto-compression-level): New flag.
1428 * opts.c: Include lto-opts.h.
1429 (handle_option): Call lto_register_user_option for each
1430 valid option handled.
1431 (decode_options): Clear registered options before the options
1434 2009-10-03 Cary Coutant <ccoutant@google.com>
1436 * collect2.c (is_elf): New function.
1437 (scan_prog_file): Require LTO object to be in ELF format.
1439 2009-10-03 Rafael Espindola <espindola@google.com>
1441 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1442 libgcc to the linker.
1444 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1446 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1447 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1449 * collect2.h (collect_execute): Add flags argument.
1450 * tlink.c (tlink_execute): Update call to collect_execute.
1451 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1452 (use_linker_plugin): New.
1453 (use_linker_plugin_spec_function): New.
1454 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1455 (linker_plugin_file_spec): New.
1456 (lto_wrapper_spec): New.
1457 (lto_gcc_spec): New.
1458 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1459 (static_spec_functions): Add use-linker-plugin.
1460 (process_command): Handle -use-linker-plugin.
1461 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1462 linker_plugin_file_spec and lto_gcc_spec.
1463 (use_linker_plugin_spec_function): New.
1465 2009-10-03 Richard Guenther <rguenther@suse.de>
1469 * tree.h (is_lang_specific): Include LANG_TYPE.
1470 * tree.c (find_decls_types_r): Manually add interesting parts
1471 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1473 * gimple.c (type_pair_hash): Make symmetric.
1474 (type_pair_eq): Likewise.
1475 (lookup_type_pair): Increase initial hashtable size.
1476 (gimple_force_type_merge): Rely on type-pair symmetry.
1477 (visit): Remove excessive checking code.
1478 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1479 (gimple_register_type): Remove getenv calls, shrink initial
1483 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1484 inline functions if not generating lto output.
1487 * toplev.c (finalize): In WPA mode remove the asm file.
1489 2009-10-03 Doug Kwan <dougkwan@google.com>
1491 * ipa-inline.c (cgraph_mark_inline): Check
1492 edge->call_stmt_cannot_inline_p instead of calling
1493 gimple_call_cannot_inline_p.
1494 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1495 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1496 (inline_generate_summary): Do nothing in LTRANS.
1497 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1498 exists before calling gimple_call_cannot_inline_p.
1499 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1500 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1501 Update new_edge->lto_stmt_uid.
1502 * cgraphbuild.c (reset_inline_failed): New.
1504 * common.opt (fwpa): New flag.
1505 (fltrans): New option.
1506 * gcc.c (gcc_lto_option_t): New type.
1507 (current_lto_option): New variable.
1508 (lto_single_spec_function): Remove and is replaced by ..
1509 (lto_option_spec_function): New function.
1510 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1511 passing the -flto flag.
1512 (cc1_options): Separate non-LTO related parts into ..
1513 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1514 (lto1_options): New spec for lto FE.
1515 (link_lto_options): New spec for handling LTO flags in linker.
1516 (invoke_lto_single): Re-format to fit in 80 column. Replace
1517 lto-single with lto-option.
1518 (static_specs): Add cc1_non_lto_options, lto1_options and
1520 (static_spec_function): Replace lto-single with lto-option.
1521 (process_command): Handle -flto, -fwpa and -fltran by setting
1522 current_lto_option and not passing it to subprocess unconditionally.
1524 2009-10-03 Bill Maddox <maddox@google.com>
1526 Add `gcc' driver support for link-time code generation (LTO).
1528 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1529 (lto_flag, lto_objects, lto_o_file): New variables.
1530 (struct lto_object, struct lto_object_list): New structures.
1531 (collect_exit, handler): Remove LTO temporary output file on exit.
1532 (add_lto_object): New function.
1533 (maybe_run_lto_and_relink): New function. Perform link time code
1534 generation and relinking for object files containing LTO information.
1535 (main): Invoke maybe_run_lto_and_relink().
1536 (dump_argv): New function. For debugging, currently disabled.
1537 (scan_prog_file): Add LTO information pass.
1538 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1540 * toplev.c (compile_file): Emit assembler directive to create
1541 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1543 2009-10-03 Diego Novillo <dnovillo@google.com>
1545 * c.opt: Add LTO to warn_abi and warn_psabi.
1547 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1548 inline function. Ignore language-specific nodes. Update all users.
1549 (find_decls_types_r): Do not traverse the subtrees of
1550 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1551 * tree.h (is_lang_specific): New.
1552 * langhooks.h (struct lang_hooks_for_decls): Remove
1553 may_need_assembler_name_p. Update all users.
1555 * c-common.c (set_builtin_user_assembler_name): Move ...
1556 * builtins.c (set_builtin_user_assembler_name): ... here.
1557 (is_builtin_name): Add comment
1558 (is_builtin_fn): New.
1559 * except.c (output_ttype): Only call
1560 lookup_type_for_runtime if TYPE is not a runtime type.
1562 * passes.c (register_pass): Call position_pass on
1563 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1564 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1565 (TV_IPA_LTO_DECL_IO): Define.
1566 (TV_IPA_LTO_CGRAPH_IO): Define.
1568 (TV_WHOPR_WPA): Define.
1569 (TV_WHOPR_WPA_IO): Define.
1570 (TV_WHOPR_LTRANS): Define.
1571 (TV_WHOPR_WPA_FIXUP): Define.
1572 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1573 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1574 * tree-flow.h (tree_node_can_be_shared): Declare.
1575 * tree-inline.c (tree_can_inline_p): Check that E has a
1576 statement associated with it.
1577 * tree.c (free_lang_data_in_binf): Factor out of ...
1578 (free_lang_data_in_type): ... here.
1579 Call RECORD_OR_UNION_TYPE_P.
1580 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1581 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1582 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1583 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1584 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1585 (gate_free_lang_data): Return true if flag_generate_lto is set.
1586 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1587 * c-common.h (set_builtin_user_assembler_name): Move ...
1588 * tree.h (set_builtin_user_assembler_name): ... here.
1590 * common.opt (flto-report): New flag.
1591 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1592 * collect2.c (scan_prog_file): Send the error output of
1593 'nm' to HOST_BIT_BUCKET.
1595 2009-10-03 Ollie Wild <aaw@google.com>
1597 * langhooks-def.h (lhd_begin_section): New function declaration.
1598 (lhd_write_section): New function declaration.
1599 (lhd_end_section): New function declaration.
1600 (LANG_HOOKS_BEGIN_SECTION): New macro.
1601 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1602 (LANG_HOOKS_END_SECTION): New macro.
1603 (LANG_HOOKS_LTO): New macro.
1604 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1605 * langhooks.c (output.h): Add include.
1606 (saved_section): New static variable.
1607 (lhd_begin_section): New function.
1608 (lhd_write_section_data): New function.
1609 (lhd_end_section): New function.
1610 * langhooks.h (struct lang_hooks_for_lto): New structure.
1611 (struct lang_hooks): Add member lto.
1612 * Makefile.in (langhooks.o): Add dependency on output.h.
1614 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1616 2009-10-03 Richard Guenther <rguenther@suse.de>
1618 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1621 2009-10-03 Simon Baldwin <simonb@google.com>
1622 Richard Guenther <rguenther@suse.de>
1623 Janis Johnson <janis187@us.ibm.com>
1624 Doug Kwan <dougkwan@google.com>
1625 Diego Novillo <dnovillo@google.com>
1626 Ramana Radhakrishnan <ramana.r@gmail.com>
1627 Ollie Wild <aaw@google.com>
1629 * doc/install.texi: Add documentation for libelf and --enable-lto.
1630 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1631 -flto-report, -flto-compression-level and -use-linker-plugin.
1632 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1633 Add section for LTO Testing.
1635 2009-10-02 Cary Coutant <ccoutant@google.com>
1637 Add support for comdat type sections for DWARF v4.
1638 Merge from dwarf4 branch.
1640 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1641 (dw_die_ref): Define vector type.
1642 (enum dw_val_class): Add dw_val_class_data8.
1643 (struct dw_val_struct): Add v.val_data8.
1644 (comdat_type_node_ref): New type.
1645 (struct die_struct): Move die_symbol into a union; add new field
1646 die_type_node. Change all uses.
1647 (comdat_type_node): New type.
1648 (skeleton_chain_node): New type.
1649 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1650 (comdat_type_list): New variable.
1651 (dwarf_tag_name): Add DW_TAG_type_unit.
1652 (dwarf_attr_name): Add DW_AT_signature.
1653 (add_AT_data8): New function.
1654 (replace_child): New function.
1655 (move_all_children): New function.
1656 (print_signature): New function.
1657 (print_die): Print signature information; add dw_val_class_data8.
1658 (attr_checksum): Support dw_val_class_data8.
1659 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1660 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1661 (checksum_sleb128, checksum_uleb128): New functions.
1662 (checksum_die_context): New function.
1663 (loc_checksum_ordered): New function.
1664 (attr_checksum_ordered): New function.
1665 (struct checksum_attributes): New structure.
1666 (collect_checksum_attributes): New function.
1667 (die_checksum_ordered): New function.
1668 (generate_type_signature): New function.
1669 (same_dw_val_p): Add dw_val_class_data8.
1670 (is_symbol_die): Use new is_declaration_die function.
1671 (is_declaration_die): New function.
1672 (should_move_die_to_comdat): New function.
1673 (clone_die): New function.
1674 (clone_tree): New function.
1675 (clone_as_declaration): New function.
1676 (copy_declaration_context): New function.
1677 (generate_skeleton_ancestor_tree): New function.
1678 (generate_skeleton_bottom_up): New function.
1679 (generate_skeleton): New function.
1680 (remove_child_or_replace_with_skeleton): New function.
1681 (break_out_comdat_types): New function.
1682 (struct decl_table_entry): New type.
1683 (htab_decl_hash): New function.
1684 (htab_decl_eq): New function.
1685 (htab_decl_del): New function.
1686 (copy_ancestor_tree): New function.
1687 (copy_decls_walk): New function.
1688 (copy_decls_for_unworthy_types): New function.
1689 (build_abbrev_table): Don't assert on missing die_symbol when doing
1690 comdat type sections.
1691 (size_of_die): Use DW_FORM_sig8 for external references. Add
1693 (unmark_dies): Don't assert for unmarked dies when doing comdat
1695 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1696 (output_signature): New function.
1697 (output_die): Likewise.
1698 (output_compilation_unit_header): Mark output as DWARF version 3
1699 even if generating DWARF 4.
1700 (output_comdat_type_unit): New function.
1701 (output_line_info): Mark output as DWARF version 3 even if generating
1703 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1705 (dwarf2out_end_source_file): Likewise.
1706 (prune_unused_types_walk_attribs): Don't follow references into
1707 comdat type sections.
1708 (prune_unused_types_mark): When generating type units, do not mark
1709 children of non-defining declarations of types; do mark children of
1711 (prune_unused_types): Process comdat type sections.
1712 (htab_ct_hash): New function.
1713 (htab_ct_eq): New function.
1714 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1715 Add a pointer to the line table from type unit entries so
1716 DW_AT_decl_file has meaning.
1717 * varasm.c (default_elf_asm_named_section): Use identifier name as
1718 comdat key instead of lang hook.
1720 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1722 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1724 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1726 * config/i386/i386.md (SWIM248): New mode iterator.
1727 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1728 divmodhi4 patterns using SWIM248 macro.
1729 (*divmod<mode>4): Macroize insn_and_split pattern from
1730 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1731 and their corresponding splitters usign SWIM248 macro. Split SImode
1732 insn to generate cltd and DImode insn to generate cqto instead of
1733 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1734 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1735 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1736 *divmodsi_noext patterns using SWIM248 macro.
1737 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1738 udivmodhi4 patterns using SWIM248 macro.
1739 (*udivmod<mode>4): Macroize insn_and_split pattern from
1740 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1741 corresponding splitters using SWIM248 macro.
1742 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1743 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1745 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1747 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1748 of zero-sized element is zero-sized regardless of its extent.
1750 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1753 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1754 * configure: Regenerated.
1755 * config.in: Regenerated.
1756 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1757 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1758 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1759 not emitting .eh_frame, emit .cfi_sections .debug_frame
1764 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1765 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1767 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1768 vars use DECL_RTL with resetting it back to NULL afterwards.
1769 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1770 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1771 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1772 the attribute type allows it, otherwise use DW_FORM_dataN.
1773 (mem_loc_descriptor): Handle CONST_STRING.
1774 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1775 Handle MEM with CONST_STRING address using add_AT_string.
1776 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1777 CONST_STRING for const arrays initialized with a string literal.
1778 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1779 (dwarf2out_finish): Call resolve_addr.
1781 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1782 Maxim Kuvyrkov <maxim@codesourcery.com>
1784 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1786 2009-10-02 Nick Clifton <nickc@redhat.com>
1788 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1789 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1791 2009-10-01 Jan Hubicka <jh@suse.cz>
1793 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1794 (cgraph_create_virtual_clone): Just pass redirect_callers
1796 * cgraph.h (cgraph_clone_node): Update prototype.
1797 * ipa-pure-const.c (self_recursive_p): New function.
1798 (propagate): Use it.
1799 * ipa-inline.c (cgraph_clone_inlined_nodes,
1800 cgraph_decide_recursive_inlining): Update.
1802 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1804 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1805 instructions for TARGET_OCTEON.
1807 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1809 * config/arm/arm.c (arm_override_options): Turn off
1810 flag_dwarf2_cfi_asm for AAPCS variants.
1812 2009-10-01 Martin Jambor <mjambor@suse.cz>
1815 * tree-sra.c (convert_callers): Do not call
1816 compute_inline_parameters on one caller more than once.
1818 2009-10-01 Nick Clifton <nickc@redhat.com>
1820 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1821 an empty string if not already defined.
1823 2009-10-01 Martin Jambor <mjambor@suse.cz>
1826 * tree-sra.c (is_va_list_type): New function.
1827 (find_var_candidates): Call is_va_list_type.
1828 (find_param_candidates): Check that the type or the type pointed
1829 to are not va_list types.
1831 2009-10-01 Martin Jambor <mjambor@suse.cz>
1834 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1835 DECL_ARTIFICIAL (param_decl) is true.
1837 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1839 * tree.h (tree_decl_common::lang_flag_8): New.
1840 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1842 * c-common.h (RID_CONSTEXPR): New.
1844 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1846 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1847 Use ref-all pointers.
1848 (alpha_gimplify_va_arg): Ditto.
1850 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1853 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1854 before insn counting loop now that BB_END (bb) is counted. Ensure
1855 the return value isn't zero.
1857 2009-09-30 Nick Clifton <nickc@redhat.com>
1859 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1860 with separate definitions of c_target_objs and cxx_target_objs.
1861 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1863 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1864 sh_symbian_import_export_class.
1865 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1866 * config/sh/symbian.c: Delete, moving code into...
1867 * config/sh/symbian-base.c: ... here
1868 * config/sh/symbian-c.c: ... and here
1869 * config/sh/symbian-cxx.c: ... and here.
1871 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1874 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1875 of plus RTX into register.
1877 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1879 * doc/install.texi: Linguistic and markup fixes.
1880 (Configuration) <--disable-cpp>: Remove description.
1881 <--enable-maintainer-mode>: Autotools files are affected, too.
1882 <--with-sysroot>: Improve description.
1883 (Building): Bump required GNU make version.
1885 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1887 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1888 (x86_64-*-*): Ditto.
1890 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1891 intrinisics for FMA4.
1892 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1893 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1894 Add FMA4 check and fma4intrin.h.
1895 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1897 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1898 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1899 constant for FMA4 support.
1900 (UNSPEC_FMA4_FMADDSUB): Ditto.
1901 (UNSPEC_FMA4_FMSUBADD): Ditto.
1902 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1903 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1904 (ix86_expand_fma4_multiple_memory): Ditto.
1905 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1906 (OPTION_MASK_ISA_FMA4_UNSET): New.
1907 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1908 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1909 (ix86_handle_option): Handle -mfma4.
1910 (isa_opts): Handle -mfma4.
1911 (enum pta_flags): Add PTA_FMA4.
1912 (override_options): Add FMA4 support.
1913 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1914 (IX86_BUILTIN_VFMADDSD): Ditto.
1915 (IX86_BUILTIN_VFMADDPS): Ditto.
1916 (IX86_BUILTIN_VFMADDPD): Ditto.
1917 (IX86_BUILTIN_VFMSUBSS): Ditto.
1918 (IX86_BUILTIN_VFMSUBSD): Ditto.
1919 (IX86_BUILTIN_VFMSUBPS): Ditto.
1920 (IX86_BUILTIN_VFMSUBPD): Ditto.
1921 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1922 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1923 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1924 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1925 (IX86_BUILTIN_VFNMADDSS): Ditto.
1926 (IX86_BUILTIN_VFNMADDSD): Ditto.
1927 (IX86_BUILTIN_VFNMADDPS): Ditto.
1928 (IX86_BUILTIN_VFNMADDPD): Ditto.
1929 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1930 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1931 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1932 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1933 (IX86_BUILTIN_VFMADDPS256): Ditto.
1934 (IX86_BUILTIN_VFMADDPD256): Ditto.
1935 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1936 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1937 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1938 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1939 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1940 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1941 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1942 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1943 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1944 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1945 (enum multi_arg_type): New enum for describing the various FMA4
1946 intrinsic argument types.
1947 (bdesc_multi_arg): New table for FMA4 intrinsics.
1948 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1949 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1951 (ix86_expand_builtin): Add FMA4 intrinsic support.
1952 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1953 operand instructions.
1954 (ix86_expand_fma4_multiple_memory): New function to split the
1955 second memory reference from FMA4 instructions.
1956 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1957 (ssemodesuffixf2s): Ditto.
1958 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1960 (fma4_fmsub<mode>4): Ditto.
1961 (fma4_fnmadd<mode>4): Ditto.
1962 (fma4_fnmsub<mode>4): Ditto.
1963 (fma4_vmfmadd<mode>4): Ditto.
1964 (fma4_vmfmsub<mode>4): Ditto.
1965 (fma4_vmfnmadd<mode>4): Ditto.
1966 (fma4_vmfnmsub<mode>4): Ditto.
1967 (fma4_fmadd<mode>4256): Ditto.
1968 (fma4_fmsub<mode>4256): Ditto.
1969 (fma4_fnmadd<mode>4256): Ditto.
1970 (fma4_fnmsub<mode>4256): Ditto.
1971 (fma4_fmaddsubv8sf4): Ditto.
1972 (fma4_fmaddsubv4sf4): Ditto.
1973 (fma4_fmaddsubv4df4): Ditto.
1974 (fma4_fmaddsubv2df4): Ditto.
1975 (fma4_fmsubaddv8sf4): Ditto.
1976 (fma4_fmsubaddv4sf4): Ditto.
1977 (fma4_fmsubaddv4df4): Ditto.
1978 (fma4_fmsubaddv2df4): Ditto.
1979 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1980 instructions for intrinsics.
1981 (fma4i_fmsub<mode>4): Ditto.
1982 (fma4i_fnmadd<mode>4): Ditto.
1983 (fma4i_fnmsub<mode>4): Ditto.
1984 (fma4i_vmfmadd<mode>4): Ditto.
1985 (fma4i_vmfmsub<mode>4): Ditto.
1986 (fma4i_vmfnmadd<mode>4): Ditto.
1987 (fma4i_vmfnmsub<mode>4): Ditto.
1988 (fma4i_fmadd<mode>4256): Ditto.
1989 (fma4i_fmsub<mode>4256): Ditto.
1990 (fma4i_fnmadd<mode>4256): Ditto.
1991 (fma4i_fnmsub<mode>4256): Ditto.
1992 (fma4i_fmaddsubv8sf4): Ditto.
1993 (fma4i_fmaddsubv4sf4): Ditto.
1994 (fma4i_fmaddsubv4df4): Ditto.
1995 (fma4i_fmaddsubv2df4): Ditto.
1996 (fma4i_fmsubaddv8sf4): Ditto.
1997 (fma4i_fmsubaddv4sf4): Ditto.
1998 (fma4i_fmsubaddv4df4): Ditto.
1999 (fma4i_fmsubaddv2df4): Ditto.
2001 * doc/invoke.texi (-mfma4): Add documentation.
2002 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2004 2009-09-29 Richard Henderson <rth@redhat.com>
2006 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2007 an edge to the new destination block.
2009 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2012 * pa.c (hppa_profile_hook): Use
2013 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2015 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2016 Alexander Monakov <amonakov@ispras.ru>
2019 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2020 (not_postinc_memory_operand): New.
2021 (not_postinc_move_operand): New.
2022 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2023 (*cmovsi_internal): Ditto.
2025 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2027 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2028 restrict issue_rate in first pass when scheduling for register
2031 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2032 Rafael Avila de Espindola <espindola@google.com>
2034 * gengtype.c (plugin_output): New.
2035 (get_output_file_with_visibility): Return plugin_output for plugins.
2036 (main): Parse and use the -P option.
2037 * gty.texi: Update the command line format.
2039 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2042 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2044 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2045 out if !const_ok_for_output.
2048 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2049 case VAR_LOCATION>: Remove gcc_unreachable ().
2051 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2053 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2054 (x86_64-*-*): Ditto.
2055 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2056 back to smmintrin.h.
2057 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2058 * config/i386/x86intrin.h: Remove SSE5.
2059 * config/i386/mmintrin-common.h: Delete file.
2060 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2062 2009-09-29 Richard Guenther <rguenther@suse.de>
2064 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2065 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2067 2009-09-29 Nick Clifton <nickc@redhat.com>
2069 * function.c (current_function_name): If there is no current
2070 function just return "<none>".
2072 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2074 * tree-pass.h (register_pass_info): New structure.
2075 (pass_positioning_ops): Move enum from gcc-plugin.h.
2076 (register_pass): New function.
2077 * gcc-plugin.h (plugin_pass): Delete structure.
2078 (pass_positioning_ops): Delete enum.
2079 * plugin.c (regsiter_pass): Delete function.
2080 (position_pass): Delete function.
2081 (added_pass_nodes): Delete variable.
2082 (prev_added_pass_nodes): Delete variable.
2083 (pass_list_node): Delete structure.
2084 * passes.c (make_pass_instance): New function.
2085 (next_pass_1): Change to call make_pass_instance.
2086 (pass_list_node): Move structure from gcc-plugin.h.
2087 (added_pass_nodes): Move variable from plugin.c.
2088 (prev_added_pass_nodes): Move variable from plugin.c.
2089 (position_pass): New function.
2090 (register_pass): New function.
2092 2009-09-28 Easwaran Raman <eraman@google.com>
2094 * ifcvt.c (noce_try_abs): Recognize pattern and call
2095 expand_one_cmpl_abs_nojump.
2096 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2097 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2099 2009-09-28 Ian Lance Taylor <iant@google.com>
2102 * c-opts.c (c_common_handle_option): Don't set
2103 warn_jump_misses_init for -Wall.
2104 * doc/invoke.texi (Warning Options): Update documentation.
2106 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2108 * Makefile.in ($(out_object_file)): Depend on
2109 gt-$(basename $(notdir $(out_file))).h.
2111 2009-09-28 Richard Henderson <rth@redhat.com>
2113 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2114 * except.c (gen_eh_region): Set it.
2115 (duplicate_eh_regions_1): Copy it.
2116 * tree-eh.c (lower_resx): Use it to determine which function
2119 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2120 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2121 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2122 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2123 BUILT_IN_CXA_END_CLEANUP if necessary.
2125 * c-common.c (c_define_builtins): Update call to
2126 build_common_builtin_nodes.
2128 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2130 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2132 2009-09-28 Michael Matz <matz@suse.de>
2134 * builtins.c (interclass_mathfn_icode): New helper.
2135 (expand_builtin_interclass_mathfn): Use it here, and split folding
2137 (fold_builtin_interclass_mathfn): ... this new folder.
2138 (build_call_nofold_loc): New static helper.
2139 (build_call_nofold): New wrapper macro for above.
2140 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2141 (expand_builtin_pow): Ditto.
2142 (expand_builtin_memset_args): Ditto.
2143 (expand_builtin_printf): Ditto.
2144 (expand_builtin_fprintf): Ditto.
2145 (expand_builtin_sprintf): Ditto.
2146 (expand_builtin_memory_chk): Ditto.
2147 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2148 (expand_builtin_stpcpy): Ditto.
2149 (expand_builtin_strcmp): Ditto.
2150 (expand_builtin_strncmp): Ditto.
2151 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2152 (expand_builtin_strcpy_args): Don't call folders.
2153 (expand_builtin_memcmp): Ditto.
2154 (expand_builtin_strncpy): Ditto, and use target.
2155 (expand_builtin_memcpy): Ditto.
2156 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2157 expand_builtin_strpbrk, expand_builtin_memmove,
2158 expand_builtin_memmove_args, expand_builtin_bcopy,
2159 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2160 expand_builtin_strspn, expand_builtin_strcspn,
2161 expand_builtin_fputs): Remove these.
2162 (expand_builtin): Don't call the above, change calls to other
2163 expanders that changed prototype.
2164 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2165 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2166 fold_builtin_interclass_mathfn.
2167 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2168 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2170 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2171 * passes.c (init_optimization_passes): Move pass_fold_builtins
2172 after last phiopt pass.
2173 * tree-inline.c (fold_marked_statements): When folding builtins
2174 iterate over all instruction potentially generated.
2175 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2177 (fold_gimple_call): Use it to always fold calls (into potentially
2178 multiple instructions).
2179 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2180 calls into zero at this time.
2181 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2182 statements generated by builtin folding.
2184 2009-09-28 Nick Clifton <nickc@redhat.com>
2186 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2188 2009-09-28 Duncan Sands <baldrick@free.fr>
2190 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2191 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2192 (register_callback): Dispatch it.
2193 (invoke_plugin_callbacks): Incorporate in sanity check.
2194 * ggc.h (ggc_register_cache_tab): Add declaration.
2195 * ggc-common.c (ggc_register_root_tab): Simplify.
2196 (const_ggc_cache_tab_t): New typedef.
2197 (extra_cache_vec): New vector of dynamically added cache tables.
2198 (ggc_register_cache_tab): New function.
2199 (ggc_scan_cache_tab): New function.
2200 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2201 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2203 2009-09-27 Richard Henderson <rth@redhat.com>
2205 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2206 which we remove __builtin_stack_restore.
2208 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2210 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2211 to test for GRD_INVARIANT.
2212 (simple_rhs_p): Anything that's function_invariant_p is fine.
2214 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2216 * gengtype.c (main): Use plunge_files instead of plugin_output.
2218 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2219 Rafael Avila de Espindola <espindola@google.com>
2221 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2222 Don't print pch related info if it is false.
2223 (main): Don't print pch info in plugin mode.
2225 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2227 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2228 with dw_val_class_const_double.
2229 (struct dw_val_struct): Replace val_long_long with val_double and
2230 adjust for above change.
2231 (output_loc_operands): Likewise.
2232 (add_AT_long_long): Rename into...
2233 (add_AT_double): ...this.
2234 (print_die): Replace dw_val_class_long_long with
2235 dw_val_class_const_double and adjust.
2236 (attr_checksum): Likewise.
2237 (same_dw_val_p): Likewise.
2238 (size_of_die): Likewise.
2239 (value_format): Likewise.
2240 (output_die): Likewise.
2241 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2242 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2243 instead of add_AT_long_long.
2244 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2245 value with the precision of its type.
2247 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2250 * c-typeck.c (build_conditional_expr): Use the readonly and
2251 volatile flags of the operand types, not of the operands itself.
2253 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2255 * collect2.c (main): Look for -brtl before adding libraries.
2257 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2259 * config.gcc: Update OpenBSD targets.
2260 * config/openbsd-stdint.h: New file.
2261 * config/openbsd-libpthread.h: New file.
2262 * config/openbsd.h: Update and break out LIB_SPEC definition.
2263 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2264 * config/i386/openbsdelf.h: Correct types.
2265 * config/m68k/openbsd.h: Likewise.
2266 * config/mips/openbsd.h: Likewise.
2267 * config/vax/openbsd.h: Likewise.
2269 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2271 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2272 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2273 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2274 of the length and zero.
2276 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2278 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2279 (FLAGS_H): Add options.h $(REAL_H).
2280 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2281 (TREE_VECTORIZER_H): New.
2282 (EBITMAP_H): Renamed from EBIMAP_H.
2283 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2284 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2285 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2286 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2287 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2288 (graphite-clast-to-gimple.o, graphite-dependences.o)
2289 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2290 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2291 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2292 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2293 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2294 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2295 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2296 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2297 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2298 updated and fixed as per above changes and per
2299 check_makefile_deps.sh output.
2302 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2303 * configure: Regenerate.
2305 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2307 * doc/install.texi: Update minimum MPC version to 0.7.
2309 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2311 * doc/install.texi (Binaries): Remove reference to the binary
2312 distribution CD-ROM from the FSF.
2314 2009-09-26 Michael Matz <matz@suse.de>
2318 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2319 that are mentioned in the body.
2321 2009-09-26 Michael Matz <matz@suse.de>
2323 PR tree-optimization/41454
2324 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2325 (tree_ssa_dominator_optimize): Don't allocate and free it.
2326 (dom_opt_leave_block): Don't iterate over it.
2327 (eliminate_redundant_computations): Don't return a value.
2328 (cprop_operand, cprop_into_stmt): Ditto.
2329 (optimize_stmt): Don't defer updating stmts.
2331 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2333 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2334 generic_parameter_die, template_parameter_pack_die,
2335 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2336 renaming DW_TAG_formal_parameter_pack and
2337 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2338 and DW_TAG_GNU_template_parameter_pack.
2340 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2342 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2343 * config/v850/v850.c (v850_function_value): New function.
2344 (TARGET_FUNCTION_VALUE): Define.
2346 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2348 * tree-vect-stmts.c (vectorizable_call): Call
2349 mark_symbols_for_renaming after vect_finish_stmt_generation.
2351 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2352 to loc_descriptor_from_tree.
2353 (add_location_or_const_value_attribute): Pass 0 instead of 2
2354 for decl_by_reference_p decls.
2356 2009-09-25 Richard Guenther <rguenther@suse.de>
2359 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2362 2009-09-25 Ben Elliston <bje@au.ibm.com>
2364 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2367 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2369 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2370 form of instruction.
2372 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2375 * fold-const.c (const_binop): Handle complex int division.
2376 * tree-complex.c (expand_complex_div_straight,
2377 expand_complex_div_wide): Update comments.
2379 2009-09-24 DJ Delorie <dj@redhat.com>
2382 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2383 (reg_class): Likewise.
2384 (REG_CLASS_NAMES): Likewise.
2385 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2386 (m32c_override_options): Disable -fivopts for M32C.
2388 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2390 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2391 Delete VSX load/store with update support.
2392 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2393 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2397 (VStype_load_update): Ditto.
2398 (VStype_store_update): Ditto.
2399 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2400 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2402 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2403 load/store with update builtins.
2405 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2407 * libgcc2.c (L_trampoline): Prototype for getpagesize
2408 and mprotect in WINNT case.
2410 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2412 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2413 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2414 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2415 'outgoing' argument.
2416 (TARGET_FUNCTION_VALUE): Define.
2418 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2420 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2422 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2425 * common.opt: Initialize dwarf_strict to -1.
2426 * toplev.c (process_options): Catch unset dwarf_strict
2427 and set to 0 for all targets not overriding.
2428 * config/darwin.c (darwin_override_options): Catch unset
2429 dwarf_strict and override to 1.
2431 2009-09-24 Jeff Law <law@redhat.com>
2433 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2435 2009-09-24 Richard Guenther <rguenther@suse.de>
2437 PR tree-optimization/36143
2438 PR tree-optimization/38747
2439 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2440 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2442 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2445 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2446 return false instead of gcc_unreachable (). For CONST return the
2447 value returned by recursive call instead of always returning true.
2448 (tree_add_const_value_attribute): Return the value returned by
2449 add_const_value_attribute instead of always returning true if rtl
2452 2009-09-23 Justin Seyster <jrseys@gmail.com>
2454 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2456 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2458 * cgraphunit.c (cgraph_lower_function): Revert last change.
2459 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2460 instead of DECL_NO_STATIC_CHAIN.
2461 * tree-cfg.c (verify_gimple_call): Likewise.
2462 * tree-nested.c (get_chain_decl, get_chain_field,
2463 convert_tramp_reference_op, convert_gimple_call): Likewise.
2464 (convert_all_function_calls): Likewise. Always set or clear
2465 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2466 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2467 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2469 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2470 DECL_NO_STATIC_CHAIN.
2471 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2472 instead of DECL_NO_STATIC_CHAIN.
2473 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2474 decl_function_context.
2475 * varasm.c (initializer_constant_valid_p): Likewise.
2476 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2477 (DECL_STATIC_CHAIN): ... this.
2478 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2479 instead of DECL_NO_STATIC_CHAIN.
2481 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2482 Rafael Avila de Espindola <espindola@google.com>
2484 * gengtype.c (nb_plugin_files): Make it unsigned to match
2485 num_gt_files. Adjust other variables to avoid warnings.
2486 (main): Allocate an all zero lang_bitmap before each plugin file name
2487 to match regular file names.
2489 2009-09-23 Richard Henderson <rth@redhat.com>
2491 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2492 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2493 static chain passed in memory.
2494 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2495 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2496 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2497 STATIC_CHAIN_REGNUM defined.
2499 * config/picochip/picochip-protos.h: s/class/klass/.
2500 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2501 (picochip_static_chain): New.
2502 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2503 (STATIC_CHAIN_INCOMING): Remove.
2505 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2506 (xtensa_static_chain): New.
2507 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2508 (STATIC_CHAIN_INCOMING): Remove.
2510 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2512 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2513 * config/pa/pa-protos.h (function_value): Remove.
2514 * config/pa/pa.c (pa_function_value): Rename from function_value.
2515 Make static, add 'outgoing' argument.
2516 (TARGET_FUNCTION_VALUE): Define.
2518 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2520 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2521 instead of cfun->machine->is_leaf.
2522 * config/avr/avr.h (machine_function): Remove is_leaf field.
2524 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2527 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2528 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2529 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2530 the same size, prefer DW_OP_stack_value.
2531 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2532 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2534 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2537 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2539 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2542 * cfgexpand.c (convert_debug_memory_address): New.
2543 (expand_debug_expr): Convert base address and offset to the same
2544 mode. Use it to convert addresses to other modes. Accept
2547 2009-09-23 Richard Guenther <rguenther@suse.de>
2549 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2550 produced for bigendian targets with promoted subregs.
2552 2009-09-23 Richard Guenther <rguenther@suse.de>
2554 * value-prof.c (gimple_ic): Purge old EH edges only after building
2557 2009-09-23 Nick Clifton <nickc@redhat.com>
2559 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2561 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2564 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2567 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2568 on non-nested functions.
2570 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2571 Jan Hubicka <jh@suse.cz>
2573 * dwarf2out.c (loc_list_plus_const): Only define if
2574 DWARF2_DEBUGGING_INFO.
2575 (address_of_int_loc_descriptor): Likewise.
2578 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2580 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2583 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2584 constant is more than zero.
2586 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2589 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2590 call final to emit non-scheduled prologue, instead insert at entry.
2592 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2593 Joseph S. Myers <joseph@codesourcery.com>
2595 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2597 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2598 Rafael Avila de Espindola <espindola@google.com>
2600 * gengtype.c (is_file_equal): New function.
2601 (close_output_files): Use is_file_equal. Free of->buf.
2603 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2604 Rafael Avila de Espindola <espindola@google.com>
2606 * gengtype.c (write_types, write_local): Add the output_header
2607 argument. Update all callers.
2609 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2611 * dwarf2out.c (template_parameter_pack_die,
2612 gen_formal_parameter_pack_die ): New functions.
2613 (make_ith_pack_parameter_name): Remove this function.
2614 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2615 DW_TAG_formal_parameter_pack.
2616 (gen_generic_params_dies): Represent each template parameter pack
2617 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2618 represented by usual DW_TAG_template_*_parameter DIEs that are
2619 children of the DW_TAG_template_parameter_pack element DIE.
2620 (generic_parameter_die): This doesn't deal with parameter pack
2621 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2622 of parameter pack DIEs.
2623 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2624 in certain cases, e.g. for pack elements.
2625 (gen_formal_types_die, gen_decl_die): Adjust usage of
2626 gen_formal_parameter_die.
2627 (gen_subprogram_die): Represent each function parameter pack by a
2628 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2629 represented by usual DW_TAG_formal_parameter DIEs that are children
2630 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2631 ____builtin_va_alist decls as no part of the compiler uses those
2633 * langhooks.h (struct lang_hooks_for_decls): Add
2634 function_parm_expanded_from_pack_p, get_generic_function_decl
2635 and function_parameter_pack_p hooks. Fix comment for
2636 get_innermost_generic_parms hook.
2637 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2638 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2639 macros and use them to initialize lang_hook.
2641 2009-09-22 Richard Henderson <rth@redhat.com>
2643 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2644 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2645 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2646 on TRAMPOLINE_TEMPLATE.
2647 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2648 TRAMPOLINE_ADJUST_ADDRESS.
2649 * targhooks.c (default_asm_trampoline_template): Remove.
2650 (default_trampoline_adjust_address): Remove.
2651 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2652 * targhooks.h: Update decls.
2654 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2656 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2657 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2658 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2660 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2663 * reload1.c (reload): Reset debug insns with pseudos without
2666 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2668 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2669 unconditional true for decimal float modes.
2670 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2671 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2673 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2675 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2676 Enable a new case for __FreeBSD__ >= 7.
2677 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2678 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2679 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2680 and USE_LD_AS_NEEDED.
2682 * doc/install.texi (*-*-freebsd*): Update target information.
2684 2009-09-22 Richard Guenther <rguenther@suse.de>
2687 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2688 arrays really properly.
2690 2009-09-22 Richard Henderson <rth@redhat.com>
2693 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2694 calls.static_chain, calls.trampoline_init,
2695 calls.trampoline_adjust_address.
2696 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2697 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2698 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2699 * builtins.c (expand_builtin_setjmp_receiver): Use
2700 targetm.calls.static_chain; only clobber registers.
2701 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2702 set up memory attributes properly for the trampoline block.
2703 (expand_builtin_adjust_trampoline): Use
2704 targetm.calls.trampoline_adjust_address.
2705 * calls.c (prepare_call_address): Add fndecl argument. Use
2706 targetm.calls.static_chain.
2707 * df-scan.c (df_need_static_chain_reg): Remove.
2708 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2709 consolodate static chain handling.
2710 * doc/tm.texi: Document new hooks.
2711 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2712 (init_emit_regs): Don't initialize them.
2713 * expr.h (prepare_call_address): Update decl.
2714 * final.c (profile_function): Use targetm.calls.static_chain.
2715 * function.c (expand_function_start): Likewise.
2716 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2717 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2718 only clobber registers.
2719 * targhooks.c (default_static_chain): New.
2720 (default_asm_trampoline_template, default_trampoline_init): New.
2721 (default_trampoline_adjust_address): New.
2722 * targhooks.h: Declare them.
2723 * varasm.c (assemble_trampoline_template): Use
2724 targetm.asm_out.trampoline_template. Make the memory block const
2727 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2728 alpha_initialize_trampoline. Make static. Merge VMS parameter
2729 differences into the TARGET_ABI_OPEN_VMS code block.
2730 (TARGET_TRAMPOLINE_INIT): New.
2731 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2732 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2733 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2734 (INITIALIZE_TRAMPOLINE): Remove.
2736 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2737 (TRAMPOLINE_TEMPLATE): Merge with ...
2738 (INITIALIZE_TRAMPOLINE): ... this and move ...
2739 * config/arc/arc.c (arc_trampoline_init): ... here.
2740 (TARGET_TRAMPOLINE_INIT): New.
2742 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2743 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2744 (arm_asm_trampoline_template): New.
2745 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2746 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2747 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2748 code to arm_asm_trampoline_template.
2749 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2750 arm_trampoline_adjust_address.
2751 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2752 adjust for target hook parameters.
2754 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2757 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2758 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2759 (bfin_trampoline_init): Rename from initialize_trampoline;
2760 make static; update for target hook parameters.
2761 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2762 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2763 bfin_asm_trampoline_template.
2764 (INITIALIZE_TRAMPOLINE): Remove.
2766 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2767 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2768 cris_trampoline_init): New.
2769 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2770 cris_asm_trampoline_template.
2771 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2772 adjust for target hook parameters.
2774 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2776 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2777 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2778 fr30_trampoline_init): New.
2779 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2780 fr30_asm_trampoline_template.
2781 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2782 adjust for target hook parameters.
2784 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2785 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2786 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2787 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2788 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2790 * config/h8300/h8300.c (h8300_trampoline_init): New.
2791 (TARGET_TRAMPOLINE_INIT): New.
2792 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2793 to h8300_trampoline_init and adjust for hook parameters.
2795 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2796 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2797 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2798 make static; adjust for hook parameters.
2799 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2801 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2802 (TARGET_TRAMPOLINE_INIT): New.
2803 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2804 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2805 iq2000_asm_trampoline_template.
2806 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2807 (TRAMPOLINE_CODE_SIZE): New.
2808 (TRAMPOLINE_SIZE): Use it.
2809 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2811 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2812 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2813 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2814 adjust for hook parameters.
2815 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2817 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2818 (m32r_trampoline_init): New.
2819 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2820 m32r_trampoline_init.
2822 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2823 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2824 make static; update for hook parameters.
2825 * config/m68hc11/m68hc11-protos.h: Update.
2826 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2828 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2829 (TARGET_TRAMPOLINE_INIT): New.
2830 (mcore_function_value): Fix typo.
2831 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2832 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2833 to mcore_asm_trampoline_template.
2834 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2836 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2837 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2838 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2839 update for hook parameters.
2840 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2842 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2843 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2844 mips_trampoline_init): New.
2845 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2846 mips_asm_trampoline_template.
2847 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2848 update for hook parameters.
2850 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2851 (TARGET_TRAMPOLINE_INIT): New.
2852 (mmix_trampoline_size): Remove.
2853 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2854 make static. Remove out-of-date tetra vs octa comment.
2855 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2856 make static; update for hook parameters.
2857 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2858 (INITIALIZE_TRAMPOLINE): Remove.
2859 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2860 (TRAMPOLINE_ALIGNMENT): New.
2861 * gcc/config/mmix/mmix-protos.h: Update.
2863 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2864 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2865 mn10300_trampoline_init): New.
2866 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2867 mn10300_asm_trampoline_template.
2868 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2870 * config/moxie/moxie.c (moxie_static_chain,
2871 moxie_asm_trampoline_template, moxie_trampoline_init,
2872 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2873 TARGET_TRAMPOLINE_INIT): New.
2874 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2875 moxie_trampoline_init.
2876 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2877 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2879 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2880 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2881 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2882 pa_trampoline_adjust_address): New.
2883 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2884 pa_asm_trampoline_template.
2885 (TRAMPOLINE_ALIGNMENT): New.
2886 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2887 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2888 adjust for hook parameters.
2889 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2891 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2892 (TARGET_TRAMPOLINE_INIT): New.
2893 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2894 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2896 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2898 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2899 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2900 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2901 make static; adjust parameters for the hook.
2902 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2904 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2905 s390_trampoline_template; make static.
2906 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2907 make static; adjust for target hook.
2908 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2909 * config/s390/s390-protos.h: Remove trampoline decls.
2910 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2911 (TRAMPOLINE_TEMPLATE): Remove.
2912 (TRAMPOLINE_ALIGNMENT): New.
2914 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2915 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2916 (TARGET_TRAMPOLINE_INIT): New.
2917 (score_asm_trampoline_template): New.
2918 (score_trampoline_init): Rename from score_initialize_trampoline;
2919 make static; adjust for hook parameters.
2920 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2921 score[37]_asm_trampoline_template.
2922 (INITIALIZE_TRAMPOLINE): Remove.
2923 * config/score/score3.c (score3_asm_trampoline_template): New.
2924 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2925 adjust for target hook.
2926 * config/score/score7.c (score7_asm_trampoline_template): New.
2927 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2928 adjust for target hook.
2929 * config/score/score3.h, config/score/score7.h: Update.
2931 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2932 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2933 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2934 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2935 make static; adjust for target hook parameters.
2936 (sh_trampoline_adjust_address): New.
2937 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2938 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2940 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2941 (sparc32_initialize_trampoline): Rename from
2942 sparc_initialize_trampoline; make static; replace tramp parameter
2943 with m_tramp and update memory accesses.
2944 (sparc64_initialize_trampoline): Similarly.
2945 (sparc_trampoline_init): New.
2946 * config/sparc/sparc-protos.h: Remove trampoline decls.
2947 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2948 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2950 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2951 (array_to_constant): Make ARR parameter const.
2952 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2953 make static; update for hook parameters.
2954 * config/spu/spu-protos.h: Update decls.
2955 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2957 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2958 from xstormy16_initialize_trampoline; make static; update for
2960 (TARGET_TRAMPOLINE_INIT): New.
2961 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2963 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2964 (TARGET_TRAMPOLINE_INIT): New.
2965 (v850_can_eliminate): Make static.
2966 (v850_asm_trampoline_template, v850_trampoline_init): New.
2967 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2968 v850_asm_trampoline_template.
2969 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2970 and adjust for target hook parameters.
2972 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2973 (TARGET_TRAMPOLINE_INIT): New.
2974 (vax_asm_trampoline_template, vax_trampoline_init): New.
2975 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2976 vax_asm_trampoline_template.
2977 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2979 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2980 (TARGET_TRAMPOLINE_INIT): New.
2981 (xtensa_asm_trampoline_template): Rename from
2982 xtensa_trampoline_template; make static.
2983 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2984 make static; update for hook parameters.
2985 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2986 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2987 (INITIALIZE_TRAMPOLINE): Remove.
2989 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2990 error for nested functions with regparm=3.
2991 (ix86_compute_frame_layout): Adjust frame pointer offset for
2992 ix86_static_chain_on_stack.
2993 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2994 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2995 don't reset to UNITS_PER_WORD.
2996 (ix86_emit_leave): Adjust ix86_cfa_state.
2997 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2998 (ix86_static_chain): New.
2999 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3000 make static; update for target hook parameters; use ix86_static_chain.
3001 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3002 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3003 (INITIALIZE_TRAMPOLINE): Remove.
3004 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3005 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3006 to the end. Add static_chain_on_stack.
3007 (ix86_static_chain_on_stack): New.
3009 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3010 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3011 (m68k_trampoline_init): New.
3012 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3013 m68k_trampoline_init and adjust for hook parameters.
3014 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3015 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3017 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3019 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3020 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3022 * reload1.c (reload): Call wrap_constant when substituting
3023 reg for equiv inside of DEBUG_INSNs.
3026 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3027 add_call_src_coords_attributes, add_high_low_attributes,
3028 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3029 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3030 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3031 when -gdwarf-2 -gstrict-dwarf.
3032 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3033 -gdwarf-[23] -gstrict-dwarf.
3034 (address_of_int_loc_descriptor, loc_descriptor,
3035 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3036 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3037 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3039 2009-09-22 Richard Guenther <rguenther@suse.de>
3041 PR tree-optimization/41428
3042 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3043 (ccp_finalize): Pass it to substitute_and_fold.
3045 2009-09-22 Richard Guenther <rguenther@suse.de>
3047 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3048 (substitute_and_fold): Adjust prototype.
3049 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3050 (simplify_stmt_using_ranges): Likewise.
3051 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3052 (vrp_fold_stmt): New function.
3053 (vrp_finalize): Pass it to substitute_and_fold.
3054 * tree-flow.h (vrp_evaluate_conditional): Remove.
3055 (simplify_stmt_using_ranges): Likewise.
3056 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3057 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3058 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3060 (fold_predicate_in): Move to tree-vrp.c.
3061 (substitute_and_fold): Use the callback instead of calling into
3062 tree-vrp.c functions directly.
3064 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3066 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3067 comparison warning on rs6000.
3070 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3071 GIMPLE_EH_MUST_NOT_THROW cleanup.
3072 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3074 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3077 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3078 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3079 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3080 libSystem which is derived from the gcc 4.2.1 unwinder.
3082 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3085 * varasm.c (default_encode_section_info): Copy TLS model into
3086 sym_ref flags regardless of backend support for TLS, for all
3087 model types except TLS_MODEL_EMULATED.
3089 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3092 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3093 we can handle it correctly.
3095 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3097 * doc/install.texi (os2): Remove section.
3099 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3101 * doc/standards.texi (Objective-C): Adjust two URLs.
3103 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3105 * tree-tailcall.c (process_assignment): Don't check if a
3106 multiplication or an addition are already present.
3107 (find_tail_calls): Combine multiple additions and multiplications.
3108 (adjust_accumulator_values): Emit accumulators.
3110 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3112 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3113 xmm register restore.
3115 2009-09-21 Jan Hubicka <jh@suse.cz>
3117 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3118 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3121 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3123 * stor-layout.c (layout_type): Remove obsolete code.
3125 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3128 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3130 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3133 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3134 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3135 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3136 * fold-const.c (const_binop): Likewise.
3137 * real.h (do_mpc_arg2): Update prototype.
3139 2009-09-20 Jan Hubicka <jh@suse.cz>
3141 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3142 (add_location_or_const_value_attribute): Rewrite using
3144 (tree_add_const_value_attribute): Return true if successful.
3145 (tree_add_const_value_attribute_for_decl): Likewise.
3147 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3148 (loc_descriptor): ... here;
3149 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3150 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3151 pool items that was not marked for output.
3152 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3153 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3154 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3155 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3156 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3157 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3158 DW_OP_stack_value to get address of items that are not available
3160 (dw_loc_list): Handle single element lists correctly.
3162 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3163 Pascal Obry <obry@adacore.com>
3165 * unwind-dw2-fde.c (classify_object_over_fdes):
3166 Cast the constant 1 to _Unwind_Ptr.
3167 (add_fdes): Likewise.
3168 (linear_search_fdes): Likewise.
3170 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3172 * stor-layout.c (set_sizetype): Avoid useless type copy.
3174 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3176 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3178 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3179 * configure, config.in: Regenerate.
3180 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3182 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3183 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3184 for global data if the output could be used in a shared library.
3185 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3186 to 0 if TARGET_WRITABLE_EH_FRAME.
3188 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3190 PR rtl-optimization/39886
3191 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3192 just when insn is equal to BB_END (bb).
3194 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3196 * config/mips/mips.opt (mrelax-pic-calls): New option.
3197 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3199 (mips_unspec_call): Change "unspec_call" expander into this.
3200 (mips_strip_unspec_call): New function.
3201 (mips_got_load): Call mips_unspec_call instead of
3202 gen_unspec_call<mode>.
3203 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3205 (mips_cfg_in_reorg): New function.
3206 (mips16_lay_out_constants): Use it to decide whether to call
3207 CFG-aware insn splitting.
3208 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3209 mips_reorg. Move DF set-up code from here ...
3210 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3212 (mips_reorg): Call mips_df_reorg instead of
3213 r10k_insert_cache_barriers. Move CFG set-up code here from
3214 r10k_insert_cache_barriers.
3215 (mips_call_expr_from_insn): New function.
3216 (mips_pic_call_symbol_from_set): Likewise.
3217 (mips_find_pic_call_symbol): Likewise.
3218 (mips_annotate_pic_call_expr): Likewise.
3219 (mips_get_pic_call_symbol): Likewise.
3220 (mips_annotate_pic_calls): Likewise.
3221 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3223 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3224 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3225 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3227 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3228 (unspec_call<mode>): Remove it.
3229 (sibcall_internal, sibcall_value_internal,
3230 sibcall_value_multiple_internal, call_internal, call_split,
3231 call_value_internal, call_value_split,
3232 call_value_multiple_internal, call_value_multiple_split): Pass
3233 SIZE_OPNO to MIPS_CALL.
3234 (call_internal_direct, call_direct_split,
3235 call_value_internal_direct, call_value_direct_split): Pass -1 as
3236 SIZE_OPNO to MIPS_CALL.
3237 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3238 * configure: Regenerate.
3239 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3240 and -mno-relax-pic-calls.
3241 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3243 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3246 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3247 in the directory this rule is called from, rather than the
3248 toplevel 'gcc' directory, to fix in-tree build.
3250 2009-09-19 Chris Demetriou <cgd@google.com>
3252 PR preprocessor/28435:
3253 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3254 to cpplib that the preprocessor output is needed.
3256 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3258 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3259 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3260 *return_and_restore_fpregs_<mode>,
3261 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3264 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3265 instead of assuming it has always a REG inside of it.
3267 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3269 * config/freebsd.h: Update comment on types.
3270 (WINT_TYPE): Define.
3272 2009-09-18 Jason Merrill <jason@redhat.com>
3274 * c.opt: Add -fno-deduce-init-list.
3276 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3278 * value-prof.c (interesting_stringop_to_profile_p): Added output
3279 argument to indicate which parameter is the size parameter.
3280 * value-prof.c (gimple_stringop_fixed_value): Use
3281 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3282 * value-prof.c (gimple_stringops_transform): Update call sites to
3283 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3285 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3288 From David Binderman <dcb314@hotmail.com>:
3289 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3290 local variable f. Remove stale comments.
3291 (ix86_compute_frame_layout): Remove useless local variable total_size.
3292 Remove #if 0'd code.
3293 (legitimate_address_p): Remove useless local variables
3294 reason_rtx and reason.
3295 (ix86_split_copysign_const): Remove useless local variable op1.
3296 (scale_counter): Remove useless local variable piece_size_mask.
3298 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3300 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3303 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3306 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3308 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3310 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3313 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3315 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3316 DW_OP_implicit_value even without dwarf_version 4.
3318 2009-09-17 Jan Hubicka <jh@suse.cz>
3320 * dwarf2out.c: Include tree-pass.h and gimple.h.
3321 (loc_list_plus_const): New function.
3322 (loc_descriptor_from_tree_1): Rename to ...
3323 (loc_descriptor_from_tree): ... remove original.
3324 (loc_list_from_tree): New function.
3325 (add_AT_location_description): Accept location list.
3326 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3327 (concatn_mem_loc_descriptor): Remove.
3328 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3330 (secname_for_decl): Move up.
3331 (hidden_reference_p): New function; break out from ...
3332 (loc_by_refernece): ... here; move up.
3333 (dw_loc_list): New function.
3334 (single_element_loc_list): New function.
3335 (single_element_loc_list_p): New function.
3336 (add_loc_descr_to_each): New function.
3337 (add_loc_list): New function.
3338 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3339 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3340 add diagnostics why expansion failed.
3341 (add_location_or_const_value_attribute): Support location lists.
3342 (add_bound_info): Likewise.
3343 (descr_info_loc): Update call of loc_descriptor_from_tree.
3344 (gen_variable_die): Work on location lists.
3345 * final.c (pass_final): Add dump file.
3346 * Makefile.in (dwarf2out.o): Add new dependencies.
3348 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3351 * real.c decimal_from_integer, decimal_integer_string): New.
3352 (real_from_integer): Use them as special case for decimal float.
3353 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3354 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3355 Do not append zero after the decimal point in string to convert.
3357 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3359 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3360 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3362 2009-09-17 Martin Jambor <mjambor@suse.cz>
3364 * common.opt (fipa-sra): New switch.
3365 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3366 * timevar.def (TV_IPA_SRA): New timevar.
3367 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3368 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3369 * tree-sra.c: Include cgraph.c.
3370 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3371 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3372 and grp_not_necessarilly_dereferenced.
3373 (func_param_count): New variable.
3374 (encountered_apply_args): New variable.
3375 (bb_dereferences): New variable.
3376 (final_bbs): New variable.
3377 (no_accesses_representant): New variable.
3378 (no_accesses_p): New function.
3379 (dump_access): Dump the new fields.
3380 (sra_initialize): Set encountered_apply_args to false.
3381 (get_ssa_base_param): New function.
3382 (mark_parm_dereference): New function.
3383 (create_access): Caring for INIDRECT_REFs and different handling of
3384 varialble length accesses in early IPA SRA. Store the stmt - a new
3385 parameter - to the new access.
3386 (build_access_from_expr_1): New parameter stmt, passed to
3387 create_access. Handle INDIRECT_REFs.
3388 (build_access_from_expr): Pass the current statement to
3389 build_access_from_expr_1.
3390 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3392 (build_accesses_from_assign): Pass the current statement to
3393 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3394 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3395 final_bbs when necessary. Check for calls to __builtin_apply_args.
3396 Fixup EH info if anythng was changed.
3397 (is_unused_scalar_param): New function.
3398 (ptr_parm_has_direct_uses): New function.
3399 (find_param_candidates): New function.
3400 (mark_maybe_modified): New function.
3401 (analyze_modified_params): New function.
3402 (propagate_dereference_distances): New function.
3403 (dump_dereferences_table): New function.
3404 (analyze_caller_dereference_legality): New function.
3405 (unmodified_by_ref_scalar_representative): New function.
3406 (splice_param_accesses): New function.
3407 (decide_one_param_reduction): New function.
3408 (enum ipa_splicing_result): New type.
3409 (splice_all_param_accesses): New function.
3410 (get_param_index): New function.
3411 (turn_representatives_into_adjustments): New function.
3412 (analyze_all_param_acesses): New function.
3413 (get_replaced_param_substitute): New function.
3414 (get_adjustment_for_base): New function.
3415 (replace_removed_params_ssa_names): New function.
3416 (sra_ipa_reset_debug_stmts): New function.
3417 (sra_ipa_modify_expr): New function.
3418 (sra_ipa_modify_assign): New function.
3419 (convert_callers): New function.
3420 (modify_function): New function.
3421 (ipa_sra_preliminary_function_checks): New function.
3422 (ipa_early_sra): New function.
3423 (ipa_early_sra_gate): New function.
3424 (pass_early_ipa_sra): New variable.
3425 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3427 2009-09-17 Michael Matz <matz@suse.de>
3430 * tree.c (build_type_attribute_qual_variant): Export.
3431 * tree.h (build_type_attribute_qual_variant): Declare.
3432 * tree-inline.c (remap_type_1): Use it to build variants with
3433 the original qualifiers and attributes.
3435 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3437 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3438 without a fallthrough edge.
3440 2009-09-16 DJ Delorie <dj@redhat.com>
3442 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3443 chip and ignore the "fast_interrupt" attribute if so.
3445 2009-09-16 Richard Henderson <rth@redhat.com>
3448 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3451 2009-09-16 Richard Henderson <rth@redhat.com>
3454 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3455 is set only if DECL_NO_STATIC_CHAIN is unset.
3456 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3457 (FOR_EACH_NEST_INFO): New.
3458 (walk_all_functions): Use it.
3459 (finalize_nesting_tree): Likewise.
3460 (unnest_nesting_tree): Likewise.
3461 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3462 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3463 (convert_gimple_call): Early out if gimple_call_chain already set.
3464 (convert_all_function_calls): Iterate until no new functions
3465 require a static chain.
3466 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3467 when building a trampoline. Use dump_function_to_file instead
3469 (lower_nested_functions): Open dump_file. Validate that decls
3470 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3471 bit reset by this pass.
3473 2009-09-16 Michael Matz <matz@suse.de>
3476 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3477 shorten decl_common_unused.
3478 (DECL_RESTRICTED_P): New accessor.
3479 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3480 to disambiguate marked decls and restrict pointers.
3482 2009-09-16 Richard Henderson <rth@redhat.com>
3485 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3487 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3489 * integrate.c (set_block_abstract_flags): Call
3490 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3492 2009-09-16 Richard Guenther <rguenther@suse.de>
3495 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3498 2009-09-16 DJ Delorie <dj@redhat.com>
3499 Kaz Kojima <kkojima@gcc.gnu.org>
3501 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3502 (sh_expand_prologue): Update calls to output_stack_adjust.
3503 (sh_expand_epilogue): Likewise.
3505 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3508 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3509 trying to limit the extent of searches in the insn stream.
3511 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3512 Jakub Jelinek <jakub@redhat.com>
3516 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3518 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3519 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3520 (rs6000_savres_strategy): Always save FP registers inline if the
3521 target doesn't support hardware double-precision. Set the above
3522 bits in return value when needed.
3523 (rs6000_savres_routine_sym): Fix computation for cache selector.
3524 Mark the generated symbol as a function. Rename exitp argument to
3525 lr. Move code for determining the name of the symbol...
3526 (rs6000_savres_routine_name): ...here. New function. Add cases for
3527 getting the names right on AIX and 64-bit Linux.
3528 (savres_routine_name): New variable.
3529 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3530 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3531 on what the target routine uses as a base register. If savep && lr
3532 describe saving of r0 into memory slot.
3533 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3534 line calls for AIX ABI.
3535 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3536 determine FP save/restore functions.
3537 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3538 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3540 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3541 Duplicate restoration of LR and execute the appropriate one
3542 depending on whether GPRs are being restored inline. Set r11 from
3543 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3544 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3545 Fix out of line calls for AIX ABI.
3546 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3548 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3550 (*restore_gpregs_spe): Likewise.
3551 (*return_and_restore_gpregs_spe): Likewise.
3552 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3553 Define to empty string unconditionally.
3554 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3555 Define to empty string unconditionally.
3556 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3559 2009-09-15 Jan Hubicka <jh@suse.cz>
3561 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3562 * params.def (inline-insns-auto): Likewise.
3564 2009-09-15 Martin Jambor <mjambor@suse.cz>
3566 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3567 individual statements only at TDF_DETAILS dump level. Format
3568 source for 80 characters per line.
3570 2009-09-15 Christian Bruel <christian.bruel@st.com>
3572 * regrename.c (do_replace): Update REG_DEAD notes.
3574 2009-09-15 Revital Eres <eres@il.ibm.com>
3576 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3577 * targhooks.c (default_builtin_support_vector_misalignment):
3578 New builtin function.
3579 * targhooks.h (default_builtin_support_vector_misalignment):
3581 * target.h (builtin_support_vector_misalignment):
3582 New field in struct gcc_target.
3583 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3584 new builtin function.
3585 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3587 * config/rs6000/rs6000.c
3588 (rs6000_builtin_support_vector_misalignment): New function.
3589 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3591 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3593 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3595 (bfin_optimize_loop): Likewise.
3596 (bfin_gen_bundles): Likewise.
3597 (workaround_speculation): Likewise.
3598 (find_load): Return NULL_RTX for debug_insn.
3600 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3602 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3605 2009-09-14 DJ Delorie <dj@redhat.com>
3607 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3608 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3611 2009-09-14 Richard Henderson <rth@redhat.com>
3612 Jakub Jelinek <jakub@redhat.com>
3614 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3615 * cfgbuild.c (make_edges): Handle asm goto.
3616 * cfglayout.c (fixup_reorder_chain): Likewise.
3617 * cfgrtl.c (patch_jump_insn): Likewise.
3618 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3619 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3620 (gimple_build_asm_vec): Add and use labels parameter.
3621 (gimple_build_asm): Remove.
3622 (walk_gimple_asm): Walk labels too.
3623 * gimple.def (GIMPLE_ASM): Update docs.
3624 * gimple.h: Update decls.
3625 (struct gimple_statement_asm): Change nc to use unsigned char;
3627 (gimple_asm_nlabels): New.
3628 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3629 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3630 into gimple_build_asm_vec.
3631 * jump.c (mark_jump_label_asm): New.
3632 (mark_jump_label): Use it.
3633 (redirect_jump_1): Handle asm goto.
3634 (invert_jump_1): Soft fail if X is null.
3635 * recog.c (extract_asm_operands): New.
3636 (asm_noperands): Use it; handle asm labels.
3637 (decode_asm_operands): Use extract_asm_operands.
3638 (asm_operand_ok): Properly handle empty string.
3639 * reg-stack.c (get_asm_operands_in_out): Rename from
3640 get_asm_operand_n_inputs; use extract_asm_operands; return both
3641 inputs and outputs by reference; update all callers.
3642 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3643 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3644 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3645 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3646 (extract_asm_operands): Declare.
3647 * stmt.c (expand_asm_operands): Add and use labels parameter.
3648 (check_unique_operand_names): Likewise.
3649 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3650 (expand_asm_stmt): Handle asm labels.
3651 * tree-cfg.c (make_gimple_asm_edges): New.
3652 (make_edges): Use it.
3653 (cleanup_dead_labels): Handle asm labels.
3654 (is_ctrl_altering_stmt): Likewise.
3655 (gimple_redirect_edge_and_branch): Likewise.
3656 * tree.def (ASM_EXPR): Add 5th operand.
3657 * tree.h (ASM_LABELS): New.
3658 (resolve_asm_operand_names): Update decl.
3660 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3661 (c_parser_asm_goto_operands): New.
3662 * c-tree.h (build_asm_expr): Update decl.
3663 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3664 * doc/extend.texi: Document asm goto.
3666 2009-09-14 Richard Henderson <rth@redhat.com>
3668 * except.h: Update declarations.
3669 (struct pointer_map_t): Forward declare.
3670 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3671 (struct eh_landing_pad_d, eh_landing_pad): New.
3672 (struct eh_catch_d, eh_catch): New.
3673 (struct eh_region_d): Remove next_region_sharing_label, aka,
3674 label, tree_label, landing_pad, post_landing_pad, resume,
3675 may_contain_throw. Rename region_number to index. Remove
3676 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3677 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3678 (VEC(eh_landing_pad,gc)): New.
3679 (struct eh_status): Remove last_region_number. Add lp_array,
3680 throw_stmt_table, ttype_data, ehspec_data.
3681 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3682 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3683 * except.c (lang_protect_cleanup_actions): Return tree.
3684 (struct ehl_map_entry): Remove.
3685 (init_eh_for_function): Push zero entries for region and lp_array.
3686 (gen_eh_region): Add to region_array immediately.
3687 (gen_eh_region_catch): Operate on eh_catch objects.
3688 (gen_eh_landing_pad): New.
3689 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3690 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3691 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3692 (get_eh_landing_pad_from_number_fn): New.
3693 (get_eh_landing_pad_from_number): New.
3694 (get_eh_region_from_lp_number_fn): New.
3695 (get_eh_region_from_lp_number): New.
3696 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3697 (get_exception_pointer, get_exception_filter): Remove.
3698 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3699 (current_function_has_exception_handlers): Simplify.
3700 (bring_to_root, eh_region_replaceable_by_p): Remove.
3701 (replace_region, hash_type_list, hash_eh_region): Remove.
3702 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3703 (label_to_region_map, num_eh_regions): Remove.
3704 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3705 (find_exception_handler_labels): Remove.
3706 (duplicate_eh_regions_0, find_prev_try): Remove.
3707 (struct duplicate_eh_regions_data): New.
3708 (duplicate_eh_regions_1): Rewrite.
3709 (duplicate_eh_regions): Return a pointer map instead of an
3711 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3712 (redirect_eh_edge_to_label): Remove.
3713 (eh_region_outermost): Rewrite using eh_region pointers
3714 instead of integers.
3715 (add_ttypes_entry): Update for ttype_data move to eh_status.
3716 (add_ehspec_entry): Rewrite with VEC instead of varray.
3717 (assign_filter_values): Likewise. Export.
3718 (build_post_landing_pads, connect_post_landing_pads): Remove.
3719 (dw2_build_landing_pads): Rewrite to use lp_array.
3720 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3721 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3722 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3723 (sjlj_mark_call_sites): Update for landing pad numbers.
3724 (finish_eh_generation): Rewrite.
3725 (gate_handle_eh): Do nothing for no eh tree.
3726 (pass_rtl_eh): Move up near finish_eh_generation.
3727 (remove_eh_landing_pad): New.
3728 (remove_eh_handler): Export.
3729 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3730 (for_each_eh_label): Rewrite to use lp_array.
3731 (make_reg_eh_region_note): New.
3732 (make_reg_eh_region_note_nothrow_nononlocal): New.
3733 (insn_could_throw_p): New.
3734 (copy_reg_eh_region_note_forward): New.
3735 (copy_reg_eh_region_note_backward): New.
3736 (check_handled, add_reachable_handler): Remove.
3737 (reachable_next_level, foreach_reachable_handler): Remove.
3738 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3739 (get_eh_region_and_lp_from_rtx): New.
3740 (get_eh_region_from_rtx): New.
3741 (can_throw_internal_1, can_throw_external_1): Remove.
3742 (can_throw_internal): Use get_eh_region_from_rtx.
3743 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3744 (insn_nothrow_p, can_nonlocal_goto): New.
3745 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3746 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3747 (add_action_record): Use VEC not varray.
3748 (collect_one_action_chain): Update for eh_region changes.
3749 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3750 Use get_eh_region_and_lp_from_rtx.
3751 (gate_convert_to_eh_region_ranges): New.
3752 (pass_convert_to_eh_region_ranges): Use it.
3753 (push_uleb128, push_sleb128): Use VEC not varray.
3754 (output_one_function_exception_table): Likewise.
3755 (dump_eh_tree): Update for eh_region changes.
3756 (verify_eh_tree): Likewise.
3757 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3758 * tree-eh.c: Include target.h.
3759 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3760 Don't disallow GIMPLE_RESX; adjust argument check.
3761 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3762 (record_stmt_eh_region): Update for landing pad numbers;
3763 generate a landing pad if necessary.
3764 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3765 (remove_stmt_from_eh_lp_fn): Similarly.
3766 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3767 Update for lp numbers; don't special case missing throw_stmt_table.
3768 (lookup_expr_eh_lp): Similarly.
3769 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3770 (eh_seq, eh_region_may_contain_throw): New.
3771 (struct leh_state): Add ehp_region.
3772 (struct leh_tf_state): Remove eh_label.
3773 (emit_post_landing_pad): New.
3774 (emit_resx, emit_eh_dispatch): New.
3775 (note_eh_region_may_contain_throw): New.
3776 (frob_into_branch_around): Take eh_region not eh label;
3777 emit eh code into eh_seq.
3778 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3779 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3780 lower_eh_must_not_throw. Emit code to eh_seq.
3781 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3782 (lower_try_finally_onedest): Likewise.
3783 (lower_try_finally_copy): Likewise.
3784 (lower_try_finally_switch): Likewise.
3785 (lower_try_finally): Initialize ehp_region.
3786 (lower_catch): Update for eh_catch objects.
3787 (lower_eh_filter): Don't handle must_not_throw.
3788 (lower_eh_must_not_throw): New.
3789 (lower_cleanup): Don't set eh_label.
3790 (lower_eh_constructs_2): Resolve eh builtins.
3791 Handle GIMPLE_EH_MUST_NOT_THROW.
3792 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3793 Add eh_seq to the end of the function body.
3794 (make_eh_dispatch_edges): New.
3795 (make_eh_edge): Remove.
3796 (make_eh_edges): Simplify for landing pads.
3797 (redirect_eh_edge_1): New.
3798 (redirect_eh_edge): Use it.
3799 (redirect_eh_dispatch_edge): New.
3800 (stmt_could_throw_p): Use a switch. Allow RESX.
3801 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3802 (stmt_can_throw_internal): Likewise.
3803 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3804 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3805 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3806 (gate_refactor_eh): New.
3807 (pass_refactor_eh): Use it.
3808 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3809 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3810 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3811 (remove_unreachable_handlers): Rename from
3812 tree_remove_unreachable_handlers; rewrite for landing pads;
3813 call remove_eh_handler directly.
3814 (remove_unreachable_handlers_no_lp): New.
3815 (unsplit_eh, unsplit_all_eh): New.
3816 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3817 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3818 (cleanup_empty_eh_unsplit): New.
3819 (cleanup_empty_eh): Rewrite.
3820 (cleanup_all_empty_eh): New.
3821 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3822 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3823 (gate_cleanup_eh): New.
3824 (pass_cleanup_eh): Use it.
3825 (verify_eh_edges): Move later in file. Expect one EH edge.
3826 (verify_eh_dispatch_edge): New.
3828 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3829 (gtype-desc.o): Add TARGET_H.
3830 (tree.o): Use EXCEPT_H, not except.h.
3831 (cfgbuild.o): Add EXPR_H.
3832 (GTFILES): Add vecprim.h.
3833 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3834 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3835 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3836 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3837 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3838 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3839 calls to can_throw_internal.
3840 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3841 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3842 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3843 (expand_gimple_stmt): Use make_reg_eh_region_note.
3844 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3845 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3846 or find_exception_handler_labels.
3847 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3848 there is exacly one EH edge. Use can_nonlocal_goto and
3850 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3851 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3852 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3853 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3854 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3855 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3856 * dse.c (scan_insn): Use insn_could_throw_p.
3857 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3858 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3859 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3860 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3861 EXC_PTR_EXPR or FILTER_EXPR.
3862 (tree_expr_nonzero_warnv_p): Likewise.
3863 * function.h: Include vecprim.h, not varray.h
3864 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3865 move ttype_data and ehspec_data members to struct eh_status; change
3866 action_record_data member to a VEC.
3867 * gcse.c (hash_scan_set): Use can_throw_internal.
3868 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3869 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3870 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3871 (block_may_fallthru): Don't handle RESX_EXPR.
3872 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3873 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3874 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3875 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3876 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3877 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3878 (gimple_size): Likewise.
3879 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3880 (gimple_build_resx): Use gimple_build_with_ops.
3881 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3882 (is_gimple_val): Likewise.
3883 (is_gimple_stmt): Remove RESX_EXPR.
3884 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3885 (GIMPLE_RESX): Reorder with other EH constructs.
3886 * gimple.h (struct gimple_statement_eh_mnt): New.
3887 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3888 (gimple_eh_filter_must_not_throw): Remove.
3889 (gimple_eh_filter_set_must_not_throw): Remove.
3890 (gimple_eh_must_not_throw_fndecl): New.
3891 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3892 (is_gimple_resx): New.
3893 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3894 Don't copy EH_FILTER_MUST_NOT_THROW.
3895 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3896 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3897 handle must_not_throw_labels specially.
3898 * ipa-pure-const.c (check_call): Update debug statement for LP.
3899 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3900 * ipa-utils.c (get_base_var): Likewise.
3901 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3902 * lower-subreg.c (move_eh_region_note): Remove.
3903 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3904 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3905 (create_task_copyfn): Likewise.
3906 (maybe_catch_exception): Use gimple_build_eh_filter.
3907 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3908 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3909 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3910 and pass_lower_resx.
3911 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3912 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3913 can_throw_internal, can_nonlocal_goto.
3914 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3915 copy_reg_eh_region_note_forward.
3916 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3917 (emit_output_reload_insns): Likewise.
3918 (copy_eh_notes): Remove.
3919 * rtl.def (RESX): Remove.
3920 * rtl.h: Update declarations.
3921 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3922 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3923 (update_eh_label): Remove.
3924 (cleanup_dead_labels_eh): New.
3925 (cleanup_deal_labels): Use it instead of update_eh_label.
3926 (gimple_merge_blocks): Update landing pad data structure when
3927 removing a landing pad label.
3928 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3929 test; handle GIMPLE_EH_MUST_NOT_THROW.
3930 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3931 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3932 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3933 (verify_stmt): Likewise. Verify landing pads.
3934 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3935 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3936 (struct move_stmt_d): Add eh_map.
3937 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3938 (move_stmt_r): Remap eh region numbers in builtin calls,
3939 resx and eh_dispatch.
3940 (move_block_to_fn): Remove eh_offset parameter. Use
3941 maybe_duplicate_eh_stmt_fn.
3942 (find_outermost_region_in_block): Operate on eh_region pointers
3943 instead of region numbers.
3944 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3945 duplicate_eh_regions.
3946 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3947 test earlier. Disallow EH landing pads.
3948 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3949 * tree-flow.h: Update declarations.
3950 (struct tree_ann_common_d): Replace rn with lp_nr.
3951 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3952 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3953 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3954 resx and eh_dispatch.
3955 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3956 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3957 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3958 from duplicate_eh_regions.
3959 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3960 update RESX; handle EH_DISPATCH.
3961 (expand_call_inline): Set eh_lp_nr, not eh_region.
3962 (maybe_inline_call_in_expr): Likewise.
3963 * tree-inline.h (struct copy_body_data): Replace eh_region with
3964 eh_lp_nr, eh_region_offset with eh_map.
3965 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3966 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3967 * tree-pretty-print.c (dump_generic_node): Don't handle
3968 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3969 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3970 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3971 EXC_PTR_EXPR, FILTER_EXPR.
3972 * tree-ssa-operands.c (get_expr_operands): Likewise.
3973 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3974 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3975 (ao_ref_init_from_vn_reference): Likewise.
3976 * tree-ssa-sink.c (statement_sink_location): Likewise.
3977 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3978 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3979 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3980 EXC_PTR_EXPR, FILTER_EXPR.
3981 (is_exception_related): Remove.
3982 (compute_avail): Don't call it.
3983 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3984 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3985 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3986 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3988 (build_resx): Remove.
3989 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3990 * tree.h: Update declarations.
3991 (EH_FILTER_MUST_NOT_THROW): Remove.
3992 (struct tree_label_decl): Add eh_landing_pad_nr.
3993 (EH_LANDING_PAD_NR): New.
3994 * value-prof.c (gimple_ic): Tidy variable names. Update for
3995 landing pad numbers.
3996 (gimple_stringop_fixed_value): Tidy variable names. Assert
3997 that neither call stmt can throw.
3998 * vecprim.h (uchar): New.
3999 (VEC(uchar,heap), VEC(uchar,gc)): New.
4001 * c-common.c (c_define_builtins): Update call to
4002 build_common_builtin_nodes.
4003 * c-parser.c (c_parse_file): Don't call
4004 default_init_unwind_resume_libfunc.
4006 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4008 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4009 (mips_cprestore_address_p): Likewise.
4010 (mips_save_gp_to_cprestore_slot): Likewise.
4011 (mips_restore_gp): Rename to...
4012 (mips_restore_gp_from_cprestore_slot): ...this.
4013 (mips_must_initialize_gp_p): Declare.
4014 (mips_emit_save_slot_move): Likewise.
4015 (mips_output_load_label): Return nothing.
4016 (mips_eh_uses): Declare.
4017 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4018 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4019 (TARGET_ABSOLUTE_JUMPS): Likewise.
4020 (EH_USES): Likewise.
4021 (FIRST_PSEUDO_REGISTER): Update comment.
4022 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4023 (MIPS_CALL): ...here.
4024 (REGISTER_NAMES): Add $cprestore.
4025 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4026 Add load_label_length, has_inflexible_gp_insn_p,
4027 has_flexible_gp_insn_p, must_initialize_gp_p and
4028 must_restore_gp_when_clobbered_p.
4029 (mips_expand_call): Don't generate split instructions here.
4030 (mips_split_call): Update the call to mips_restore_gp after
4031 the above name change.
4032 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4033 (mips_find_gp_ref): New function.
4034 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4035 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4036 (mips_insn_has_flexible_gp_ref_p): Likewise.
4037 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4038 (mips_function_has_gp_insn): Delete.
4039 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4040 Use the new functions above. Only return INVALID_REGNUM
4041 for TARGET_ABSOLUTE_JUMPS.
4042 (mips_must_initialize_gp_p): New function.
4043 (mips_get_cprestore_base_and_offset): New function, extracted from...
4044 (mips_cprestore_slot): ...here. Take a bool parameter.
4045 (mips_cfun_has_cprestore_slot_p): New function.
4046 (mips_cprestore_address_p): Likewise.
4047 (mips_save_gp_to_cprestore_slot): Likewise.
4048 (mips_restore_gp): Rename to...
4049 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4050 epilogue_completed. Update the call to mips_cprestore_slot.
4051 Test cfun->machine->must_restore_gp_when_clobbered_p.
4052 (mips_direct_save_slot_move_p): New function.
4053 (mips_emit_save_slot_move): Likewise.
4054 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4055 of cfun->machine->global_pointer.
4056 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4057 (mips_save_reg): Use mips_emit_save_slot_move.
4058 (mips_expand_prologue): Set must_initialize_gp_p.
4059 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4060 for all cprestore saves. Emit a use_cprestore instruction after
4061 setting up the cprestore slot.
4062 (mips_restore_reg): Use mips_emit_save_slot_move.
4063 (mips_process_load_label): New function.
4064 (mips_load_label_length): Likewise.
4065 (mips_output_load_label): Don't return asm: output it here instead.
4066 Use mips_process_load_label.
4067 (mips_adjust_insn_length): Adjust the length of branch instructions
4068 that have length MAX_PIC_BRANCH_LENGTH.
4069 (mips_output_conditional_branch): Update the call to
4070 mips_output_load_label. Assume the branch target is OPERANDS[0]
4071 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4072 (mips_output_order_conditional_branch): Swap the meaning of
4073 OPERANDS[0] and OPERANDS[1].
4074 (mips_variable_issue): Don't count ghost instructions.
4075 (mips_expand_ghost_gp_insns): New function.
4076 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4077 (mips_output_mi_thunk): Set must_initialize_gp_p.
4078 (mips_eh_uses): New function.
4079 * config/mips/predicates.md (cprestore_save_slot_operand)
4080 (cprestore_load_slot_operand): New predicates.
4081 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4082 (UNSPEC_MOVE_GP): Likewise.
4083 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4084 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4085 (CPRESTORE_SLOT_REGNUM): New register.
4086 (MAX_PIC_BRANCH_LENGTH): New constant.
4087 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4088 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4089 branches. Fix commentary.
4090 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4091 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4092 Change type to "ghost".
4093 (loadgp_absolute_<mode>): Likewise.
4094 (loadgp_rtp_<mode>): Likewise.
4095 (copygp_mips16): Likewise.
4096 (loadgp_blockage): Remove redundant mode attribute.
4097 (potential_cprestore): New instruction.
4098 (cprestore): Turn into an unspec set.
4099 (use_cprestore): New instruction.
4100 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4101 (*branch_fp_inverted): Likewise.
4102 (*branch_order<mode>): Likewise.
4103 (*branch_order<mode>_inverted): Likewise.
4104 (*branch_equality<mode>): Likewise.
4105 (*branch_equality<mode>_inverted): Likewise.
4106 (*branch_bit<bbv><mode>): Likewise.
4107 (*branch_bit<bbv><mode>_inverted): Likewise.
4108 (*branch_equality<mode>_mips16): Remove redundant mode.
4109 (jump): Turn into a define_expand.
4110 (*jump_absolute): New instruction.
4111 (*jump_pic): Likewise.
4112 (*jump_mips16): Rename previously-unnamed pattern. Remove
4113 redundant mode attribute.
4114 (restore_gp): Split on epilogue_completed rather than
4115 reload_completed. Change type to "ghost".
4116 (move_gp<mode>): New instruction.
4117 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4118 Remove redundant mode attribute.
4119 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4120 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4121 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4123 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4126 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4127 are returned in the same register (vs34 or v2) that Altivec vector
4128 types are returned in.
4129 (rs6000_libcall_value): Ditto.
4132 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4133 instead of explicit addsi3/adddi3 calls.
4134 (rs6000_split_multireg_move): Ditto.
4135 (rs6000_emit_allocate_stack): Ditto.
4136 (rs6000_emit_prologue): Ditto.
4137 (rs6000_output_mi_thunk): Ditto.
4139 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4140 size is 64 bits if we can use 64-bit registers.
4142 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4144 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4147 From Jie Zhang <jie.zhang@analog.com>:
4148 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4149 save FP and RETS with saveall attribute.
4150 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4151 with saveall attribute.
4153 * config/bfin/bfin.c (bfin_expand_builtin,
4154 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4157 From Jie Zhang <jie.zhang@analog.com>:
4158 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4159 before use in two places.
4160 * config/bfin/bfin.md (AREG): Define mode iterator.
4161 (reload_in, reload_out): Use mode iterator AREG.
4163 2009-09-14 Richard Guenther <rguenther@suse.de>
4166 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4167 EH personality path.
4169 2009-09-13 Richard Guenther <rguenther@suse.de>
4170 Rafael Avila de Espindola <espindola@google.com>
4172 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4173 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4174 (LANG_HOOKS_INITIALIZER): Adjust.
4175 (lhd_pass_through_t): Declare.
4176 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4178 * langhooks.c (lhd_pass_through_t): New function.
4179 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4180 dwarf2out_begin_prologue): Use personality from current_function_decl.
4181 * expr.h (get_personality_function): Declare.
4182 * expr.c (get_personality_function): New function.
4183 (build_personality_function): Likewise.
4184 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4185 (eh_personality_libfunc): Remove.
4186 * optabs.c (build_libfunc_function): New function split out from ...
4187 (init_one_libfunc): ... here.
4188 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4189 (tree_function_decl): Add personality.
4190 (lhd_gcc_personality): Declare.
4191 (build_personality_function): Likewise.
4192 * tree.c (gcc_eh_personality_decl): New.
4193 (lhd_gcc_personality): New function.
4194 * except.h (lang_eh_runtime_type): Remove.
4195 (enum eh_personality_kind): New.
4196 (build_personality_function): Declare.
4197 (function_needs_eh_personality): Declare.
4198 * except.c (lang_eh_runtime_type): Remove.
4199 (function_needs_eh_personality): New function.
4200 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4201 (sjlj_emit_function_enter, output_function_exception_table):
4202 Use personality from current_function_decl.
4203 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4204 * tree-inline.c (tree_can_inline_p): Do not inline across different
4206 (expand_call_inline): Likewise. Adjust the callers EH personality.
4207 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4208 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4209 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4210 (c-parser.o): Likewise
4211 * c-tree.h (c_eh_initialized_p): Remove.
4212 (c_maybe_initialize_eh): Likewise.
4213 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4214 (finish_decl): Don't call c_maybe_initialize_eh.
4215 (c_eh_initialized_p): Remove.
4216 (c_maybe_initialize_eh): Likewise.
4217 * c-parser.c (c_parser_omp_construct): Likewise.
4218 (c_parse_file): Initialize exception handling.
4220 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4222 * config.gcc (tm_file): Remove i386/biarch32.h
4223 for i?86-w64-mingw* case.
4224 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4226 * config.host: Set for x64 mingw the option
4227 use_long_long_for_widest_fast_int to yes.
4229 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4231 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4232 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4233 (dbxout_begin_function): Likewise.
4234 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4235 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4236 set on the function.
4237 (final_end_function): Likewise.
4238 (final_scan_insn): Likewise.
4239 (rest_of_handle_final): Likewise.
4240 * varasm.c (assemble_start_function): Likewise.
4241 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4243 2009-09-12 Jason Merrill <jason@redhat.com>
4245 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4246 * opts.c (common_handle_option): constify.
4248 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4250 * doc/install.texi (avr): Remove obsolete reference site.
4252 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4254 * doc/install.texi (Binaries): Adjust AIX link.
4256 2009-09-12 Akim Demaille <demaille@gostai.com>
4258 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4259 Use an imperative sentence.
4261 2009-09-11 Richard Henderson <rth@redhat.com>
4263 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4264 structure-name and has-tree-operands arguments; update all entries.
4265 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4267 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4268 (gsstruct_code_size): New.
4269 (gss_for_code_): New.
4270 (gss_for_code): Remove.
4271 (gimple_size): Rewrite using gsstruct_code_size.
4272 (gimple_statement_structure): Move to gimple.h.
4273 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4274 (gss_for_code, gimple_statement_structure): New.
4275 (gimple_ops): Use new arrays; tidy.
4277 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4279 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4280 operand to be a PLUS expression.
4281 * config/pa/pa.c (pa_secondary_reload): Likewise.
4283 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4285 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4287 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4290 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4292 From Jie Zhang <jie.zhang@analog.com>:
4293 * doc/extend.texi (node Function Attributes): Document l2
4295 (node Blackfin Variable Attributes): Document l2 variable attributes.
4297 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4299 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4300 to match the system compiler's configuration at inflection point.
4301 Add comment to remark a remaining difference with system compiler.
4303 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4304 * configure: Regenerate.
4306 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4308 From Jie Zhang <jie.zhang@analog.com>:
4309 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4310 (bfin_handle_l2_attribute): New.
4311 (bfin_attribute_table): Add l2 attribute.
4313 2009-09-11 Michael Matz <matz@suse.de>
4316 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4317 on the local_decls list.
4319 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4323 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4325 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4326 for VALUEs, to implement the documented interface.
4327 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4328 Adjust for VALUEs and anything else, to implement the
4329 documented interface.
4331 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4333 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4334 with actual SPE/paired vector modes before using 64-bit alignment.
4335 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4337 2009-09-10 DJ Delorie <dj@redhat.com>
4339 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4342 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4343 * config/mep/mep.c (mep_legitimate_constant_p): New.
4344 * config/mep/mep-protos.h: Prototype it.
4346 2009-09-10 Richard Henderson <rth@redhat.com>
4348 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4350 2009-09-10 Jason Merrill <jason@redhat.com>
4352 * tree.c (chain_index): New fn.
4353 * tree.h: Declare it.
4355 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4357 * config/sol2-c.c (cmn_err_length_specs): Initialize
4358 scalar_identity_flag.
4360 2009-09-10 Richard Henderson <rth@redhat.com>
4362 * tree.h (struct tree_decl_common): Move align member earlier;
4363 move label_decl_uid member ...
4364 (struct tree_label_decl): ... here.
4365 (LABEL_DECL_UID): Update to match.
4367 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4370 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4371 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4373 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4374 dest_prev if the edge is complex.
4376 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4378 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4379 loop latch tests earlier.
4381 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4382 before GIMPLE_RETURN, not after its predecessor; insert
4385 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4386 gimple_seq_empty_p to test for no PHI nodes.
4387 * tree-cfg.c (split_critical_edges): Likewise.
4389 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4391 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4393 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4394 introduced by the VTA branch merge.
4396 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4398 * ira-conflicts.c: Use fputs or putc instead of fprintf
4402 * tree-switch-conversion.c: Ditto.
4404 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4406 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4407 introduced by the VTA branch merge.
4409 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4412 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4414 PR rtl-optimization/39779
4415 * expr.c (convert_modes): Return when mode == oldmode after
4416 CONST_INTs are processed.
4418 2009-09-10 Nick Clifton <nickc@redhat.com>
4420 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4421 attribute and referring decl when creating renamed symbol.
4423 2009-09-10 Richard Guenther <rguenther@suse.de>
4426 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4428 (cgraph_finalize_compilation_unit): Compute reachability
4429 before emitting thunks. Properly process aliases before
4430 possibly removing unreachable nodes.
4432 2009-09-10 Richard Guenther <rguenther@suse.de>
4435 * tree.c (struct free_lang_data_d): Add worklist member.
4436 (find_decls_types_r): Push onto the worklist instead of recursing.
4437 Handle TREE_BINFOs properly.
4438 (find_decls_types): New function wrapped around find_decls_types_r
4439 to process the worklist.
4440 (find_decls_types_in_eh_region): Use it.
4441 (find_decls_types_in_node): Likewise.
4442 (find_decls_types_in_var): Likewise.
4443 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4444 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4445 (AGGREGATE_TYPE_P): Adjust.
4447 2009-09-09 Jason Merrill <jason@redhat.com>
4449 * configure.ac: Check glibc version even if we have an in-tree
4452 2009-09-09 Anthony Green <green@moxielogic.com>
4454 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4455 the constant 0 when appropriate.
4456 * config/moxie/constraints.md: Add constraint O.
4458 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4459 to pass up to 6 32-bit argument values in registers.
4460 (moxie_function_arg): Ditto.
4461 (moxie_arg_partial_bytes): Ditto.
4462 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4463 (REG_PARM_STACK_SPACE): Ditto.
4464 (FUNCTION_ARG_REGNO_P): Ditto.
4466 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4467 instruction to allocate stack space.
4469 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4471 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4472 unnecessarily stringent constraints. Fix address
4473 calculation in the splitters.
4475 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4477 PR rtl-optimization/39779
4478 * expr.c (convert_modes): Return when mode == oldmode after
4479 CONST_INTs are processed.
4481 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4484 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4485 (ix86_expand_prologue): Take frame.padding0 into logic of
4487 (ix86_expand_epilogue): Likewise.
4489 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4491 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4493 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4494 * config/t-slibgcc-libgcc: New file.
4495 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4497 2009-09-09 Martin Jambor <mjambor@suse.cz>
4499 PR tree-optimization/41089
4500 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4503 2009-09-09 Richard Henderson <rth@redhat.com>
4505 * gimple.h (CASE_GIMPLE_OMP): New.
4506 (is_gimple_omp): Use it.
4507 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4508 (verify_gimple_debug): Likewise.
4510 2009-09-09 Richard Guenther <rguenther@suse.de>
4512 PR tree-optimization/41101
4513 * tree-ssa-pre.c (maximal_set): Remove.
4514 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4515 Defer all blocks we didn't visit at least one successor.
4516 (add_to_exp_gen): Do not add to the maximal set.
4517 (make_values_for_phi): Likewise.
4518 (compute_avail): Likewise.
4519 (init_pre): Do not allocate the maximal set.
4520 (execute_pre): Do not dump it.
4522 2009-09-09 Martin Jambor <mjambor@suse.cz>
4524 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4525 an SSA_NAME rather than a is_gimple_variable.
4527 2009-09-09 Richard Guenther <rguenther@suse.de>
4530 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4531 code dealing with plain pointer bases.
4532 (maybe_fold_offset_to_reference): Likewise.
4533 (maybe_fold_stmt_addition): Adjust.
4535 2009-09-09 Richard Guenther <rguenther@suse.de>
4537 * tree.c (free_lang_data_in_type): Do not free the type variant
4539 (free_lang_data): Merge char_type_node with its properly signed
4541 (pass_ipa_free): Collect after freeing language specific data.
4543 2009-09-09 Michael Matz <matz@suse.de>
4546 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4547 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4548 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4551 2009-09-08 DJ Delorie <dj@redhat.com>
4553 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4555 2009-09-04 Jason Merrill <jason@redhat.com>
4557 * tree.c (tree_find_value): Remove.
4558 * tree.h: Remove prototype.
4559 * varasm.c (assemble_external): Use value_member instead.
4561 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4563 * toplev.c (process_options): Choose default debugging type when
4564 gtoggle enables debug info and type is unset.
4566 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4570 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4573 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4575 * configure: Rebuilt with modified libtool.m4.
4577 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4582 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4584 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4586 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4587 (remove_statement): Likewise.
4588 (rewrite_use_nonlinear_expr): Adjust.
4589 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4590 * tree-ssa.c (release_defs_bitset): ... this. New.
4591 * tree-flow.h (release_defs_bitset): Declare.
4593 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4596 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4597 in the middle block.
4599 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4601 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4602 via intptr_t to long type.
4603 (insert_operand_rank): Cast long type via intptr_t to
4605 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4607 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4608 from pointer to unsigned via uintptr_t.
4610 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4611 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4613 * configure: Regenerated.
4614 * config.in: Regenerated
4615 * system.h (stdint.h): Add include.
4616 (inttypes.h): Likewise.
4617 * Makefile.in (aclocal): Add config/stdint.m4.
4618 * aclocal.m4: Regenerated.
4620 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4622 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4624 (note_np_check_stores): New function.
4625 (harmless_null_pointer_p): New function.
4626 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4627 changed. Take into account whether we're in the shadow of a condjump
4628 that tested NP_REG for NULL.
4629 Lose all code that tested for SEQUENCEs.
4630 (workaround_speculation): Avoid inserting NOPs for loads that are
4631 either always executed or a NULL pointer.
4633 2009-09-08 Jan Hubicka <jh@suse.cz>
4635 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4636 * params.def (early-inlining-insns): Likewise.
4638 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4640 PR rtl-optimization/41239
4641 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4642 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4644 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4645 across calls, as the calls might not always return normally.
4646 (call_may_noreturn_p): New function.
4647 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4648 (init_deps): Initialize it.
4649 (remove_from_deps): Also remove calls from
4650 last_function_call_may_noreturn list.
4652 2009-09-07 Richard Henderson <rth@redhat.com>
4654 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4655 more VR->OPERANDS than LHS operands. Free LHS before returning.
4657 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4659 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4660 (attr "addrtype"): New member "spreg".
4661 Use it if mem_spfp_address_operand is true for the address.
4662 (attr "type"): New entry "stall".
4663 (cpu_unit "load"): New.
4664 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4666 (insn_reservation "loadsp"): New.
4667 (insn_reservation "load_stall1"): New.
4668 (insn_reservation "load_stall3"): New.
4670 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4671 (mem_p_address_operand): Exclude stack and frame pointer based
4673 (mem_spfp_address_operand): New; match them here.
4674 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4675 (bfin_reorg): Call it if scheduling insns.
4676 (bfin_gen_bundles): Remove dummy insns created by
4677 add_sched_insns_for_speculation.
4679 From Jie Zhang <jie.zhang@analog.com>:
4680 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4681 bfin_si_revision, bfin_workarounds): Move these ...
4682 * config/bfin/bfin.h: ... here.
4684 From Mike Frysinger <michael.frysinger@analog.com>
4685 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4686 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4687 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4688 bf547m, bf548m, and bf549m.
4689 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4690 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4691 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4692 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4693 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4694 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4695 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4696 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4697 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4698 bf542m, bf544m, bf547m, bf548m, and bf549m.
4700 From Jie Zhang <jie.zhang@analog.com>:
4701 * config/bfin/predicates.md (p_register_operand): New predicate.
4702 (dp_register_operand): New predicate.
4703 * config/bfin/bfin-protos.h (WA_05000074): Define.
4704 (ENABLE_WA_05000074): Define.
4705 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4706 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4707 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4708 (define_attr addrtype): Allow load/store register to be P register.
4709 (define_attr storereg): New.
4710 (define_cpu_unit anomaly_05000074): New.
4711 (define_insn_reservation dsp32shiftimm): New.
4712 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4713 (define_insn_reservation loadp): Cannot use slot2.
4714 (define_insn_reservation loadsp): Cannot use slot2.
4715 (define_insn_reservation storep): Cannot use slot2. Does not
4716 apply when working around 05000074.
4717 (define_insn_reservation storep_anomaly_05000074): New.
4718 (define_insn_reservation storei): Does not apply when working
4720 (define_insn_reservation storei_anomaly_05000074): New.
4721 (define_attr length): Add dsp32shiftimm case.
4722 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4723 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4724 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4725 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4726 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4728 2009-09-07 Martin Jambor <mjambor@suse.cz>
4731 * tree-sra.c (create_artificial_child_access): Return NULL if
4732 build_ref_for_offset fails.
4733 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4734 and create_artificial_child_access to fail.
4736 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4739 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4740 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4741 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4743 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4745 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4746 block, ensure it has an exit edge. Emit a barrier after a jump.
4748 2009-09-07 Nick Clifton <nickc@redhat.com>
4750 * gcc.c (this_is_linker_script): New variable. Like
4751 this_is_library_file but for the %T constructor.
4752 (end_going_arg): If this_is_linker_script is set then locate the
4753 script and insert a --script switch before it
4754 (do_spec_2): Initialise this_is_linker_script.
4755 (do_spec_1): Likewise. Handle %T construct.
4756 (eval_spec_function): Preserve this_is_linker_script.
4757 * doc/invoke.texi: Document %T construct in spec files.
4758 * config/m32c/m32c.h (LIB_SPEC): Use it.
4760 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4762 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4763 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4764 when volatile flag is set.
4765 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4767 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4770 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4771 (combine_stack_adjustments_for_block): Allow insns between stack
4772 adjustments and stores with corresponding pre-(dec|inc)rement or
4773 pre-modify operation.
4775 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4778 * combine-stack-adj.c (struct csa_memlist): Rename to...
4779 (struct csa_reflist): ... this. Rename mem field to ref.
4780 (free_csa_memlist): Rename to...
4781 (free_csa_reflist): ... this.
4782 (record_one_stack_memref): Rename to...
4783 (record_one_stack_ref): ... this. Handle also REG_P.
4784 (try_apply_stack_adjustment): Handle also REG_P.
4785 (struct record_stack_memrefs_data): Rename to...
4786 (struct record_stack_refs_data): ... this. Rename memlist field to
4788 (record_stack_memrefs): Rename to...
4789 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4790 subexpressions instead of failing when a MEM contains SP references.
4791 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4792 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4794 2009-09-06 Richard Guenther <rguenther@suse.de>
4797 * tree.c (build_array_type): Do not record types marked
4798 with structural equality in the canonical type hashtable.
4800 2009-09-06 Richard Guenther <rguenther@suse.de>
4803 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4805 2009-09-05 Richard Guenther <rguenther@suse.de>
4808 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4810 2009-09-05 Richard Guenther <rguenther@suse.de>
4813 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4815 2009-09-05 Richard Guenther <rguenther@suse.de>
4818 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4819 before comparing function argument types.
4821 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4824 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4827 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4830 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4832 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4833 locators before emit_insn is called.
4835 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4838 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4839 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4840 (reginfo_init): Don't call allocate_reg_info.
4842 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4845 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4846 NONDEBUG_INSN_P instead of INSN_P.
4848 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4851 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4853 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4856 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4857 pattern of the split.
4859 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4861 * toplev.c (process_options): Move setter of flag_var_tracking
4862 before other tests that depend on it. Move down setter of
4863 flag_rename_registers. Don't enable var-tracking-assignments
4864 by default if selective scheduling is enabled. Warn if both
4867 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4869 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4870 comment. Use switch statement to catch overlaps between rtx
4871 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4872 (IS_DECL_CODE): ... here. Remove.
4873 (check_value_is_not_decl): Remove.
4874 (dv_from_decl, dv_from_value): Check after conversion.
4876 2009-09-04 Richard Guenther <rguenther@suse.de>
4879 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4880 after emitting tunks. Move emitting thunks and ctors from ...
4881 (cgraph_optimize): ... here. Remove redundant
4882 cgraph_analyze_functions.
4883 * varasm.c (find_decl_and_mark_needed): Remove no longer
4885 (finish_aliases_1): Adjust check for thunk aliases.
4887 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4889 * config/arm/arm.md (ctzsi2): Added braces
4890 to avoid warning that broke booststrap.
4892 2009-09-04 Martin Jambor <mjambor@suse.cz>
4894 PR tree-optimization/41112
4895 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4896 handle variable-bounded arrays.
4897 (expr_with_var_bounded_array_refs_p): New function.
4898 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4900 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4902 * config/s390/2097.md: Removed two incorrect bypasses.
4903 (z10_fsimpdf): Fixed latency.
4904 (z10_fhex): New insn_reservation.
4905 (z10_floaddf): Fixed latency.
4906 (z10_floadsf): Fixed latency.
4907 (z10_ftrunctf): Fixed latency.
4908 (z10_ftruncdf): Fixed latency.
4909 * config/s390/s390.c (z10_cost): Fixed values.
4910 (s390_adjust_priority): Added z10 path.
4911 * config/s390/s390.md (type): Added fhex.
4912 (*mov<mode>_64dfp): Updated type attribute.
4913 (*mov<mode>_64): Updated type attribute.
4914 (*mov<mode>_31): Updated type attribute.
4915 (*mov<mode>"): Likewise.
4916 * config/s390/2084.md (x_fsimpdf): Updated condition.
4918 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4920 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4921 RTXs in the predicate for operand 1.
4923 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4925 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4926 (rbitsi2): New insn.
4927 (ctzsi2): New expand.
4928 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4930 2009-09-03 Martin Jambor <mjambor@suse.cz>
4932 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4933 (create_artificial_child_access): Use build_ref_for_offset instead
4934 of duplicate_expr_for_different_base.
4935 (propagate_subacesses_accross_link): Likewise.
4937 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4939 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4941 (mips16e_collect_argument_saves): Skip debug instructions.
4942 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4943 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4944 (r10k_insert_cache_barriers): Likewise.
4945 (mips_reorg_process_insns): Likewise.
4947 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4950 * ira.c (update_equiv_reg): Remove check on class likely spill.
4952 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4955 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4956 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4960 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4961 the stack slot if it is passed by invisible reference.
4962 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4963 by invisible reference.
4965 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4967 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4968 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4969 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4971 * config/bfin/sync.md: New file.
4972 * config/bfin/bfin.md: Include it.
4973 (UNSPEC_ATOMIC): New.
4974 (UNSPEC_ONES): Provide a unique number.
4976 From Jie Zhang <jie.zhang@analog.com>:
4977 * config/bfin/bfin.c (ret_regs): New.
4978 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4979 (must_save_rets_p): New.
4980 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4981 current_function_is_leaf.
4982 (do_link): Likewise.
4983 (do_unlink): Likewise.
4984 (expand_interrupt_handler_prologue): Use ret_regs array.
4985 (expand_interrupt_handler_epilogue): Use ret_regs array and
4986 pass return register to gen_return_internal.
4987 (bfin_expand_epilogue): Pass return register to
4988 gen_return_internal.
4989 (bfin_expand_call): Explicitly clobber RETS.
4990 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4991 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4992 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4993 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4995 (return_internal): Take a reg rtx rather than the register number.
4997 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4999 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5000 when comparing against estimated_loop_iterations_int return.
5002 2009-09-03 Richard Guenther <rguenther@suse.de>
5004 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5005 eh_personality_libfunc.
5007 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5009 * tree-parloops.c (separate_decls_in_region): Add space.
5011 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5013 * tree-parloops.c (separate_decls_in_region): Change the condition
5014 checking if there are reductions in the loop.
5016 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5018 PR tree-optimization/38275
5019 * tree-parloops.c (parallelize_loops): Replace profitability condition
5020 for expected number of iterations.
5022 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5024 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5025 (bootstrap-debug): Explain conditions in which it becomes default.
5026 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5029 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5031 * doc/invoke.texi (Optimize Options): Move
5032 -finline-small-functions to the -O2 list.
5034 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5036 * toplev.c (process_options): Enable var-tracking-assignments
5037 by default if var-tracking is enabled.
5039 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5041 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5043 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5044 * rtl.h (prev_nonnote_insn_bb): Declare it.
5046 2009-09-03 Diego Novillo <dnovillo@google.com>
5048 * cgraph.c (cgraph_node_for_decl): New.
5049 * cgraph.h (cgraph_node_for_decl): Declare.
5050 * tree.c (host_integerp): Return 0 if T is NULL.
5052 2009-09-03 Diego Novillo <dnovillo@google.com>
5054 * tree.h (struct alias_pair): Move from varasm.c.
5055 (alias_pairs): Likewise.
5056 (TYPE_MAXVAL): Define.
5057 (TYPE_MINVAL): Define.
5058 (iterative_hash_host_wide_int): Declare.
5059 (remove_unreachable_alias_pairs): Declare.
5060 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5061 * diagnostic.c (default_diagnostic_starter): Make extern.
5062 (default_diagnostic_finalizer): Make extern.
5063 * diagnostic.h (default_diagnostic_starter): Declare.
5064 (default_diagnostic_finalizer): Declare.
5065 (default_tree_printer): Declare.
5066 * toplev.c (default_tree_printer): Make extern.
5068 2009-09-03 Richard Guenther <rguenther@suse.de>
5069 Diego Novillo <dnovillo@google.com>
5071 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5072 * cgraphunit.c (cgraph_expand_function): Do not emit
5073 associated thunks from here.
5074 (cgraph_emit_thunks): New.
5075 (cgraph_optimize): Call it.
5076 Return if any IPA pass finds an error.
5077 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5080 2009-09-03 Simon Baldwin <simonb@google.com>
5081 Rafael Espindola <espindola@google.com>
5082 Richard Guenther <rguenther@suse.de>
5083 Doug Kwan <dougkwan@google.com>
5084 Diego Novillo <dnovillo@google.com>
5086 * tree.c: Include tree-pass.h, langhooks-def.h,
5087 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5088 (free_lang_data_in_type): New.
5089 (need_assembler_name_p): New.
5090 (free_lang_data_in_block): New.
5091 (free_lang_data_in_decl): New.
5092 (struct free_lang_data_d): New.
5093 (add_tree_to_fld_list): New.
5094 (find_decls_types_r): New.
5095 (get_eh_types_for_runtime): New.
5096 (find_decls_types_in_eh_region): New.
5097 (find_decls_types_in_node): New.
5098 (find_decls_types_in_var): New.
5099 (free_lang_data_in_cgraph): New.
5100 (free_lang_data): New.
5101 (gate_free_lang_data): New.
5102 (pass_ipa_free_lang_data): New.
5104 2009-09-03 Diego Novillo <dnovillo@google.com>
5106 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5107 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5108 (lang_hooks): Remove const qualifier.
5109 * ipa.c (cgraph_remove_unreachable_nodes): Call
5110 remove_unreachable_alias_pairs.
5111 * except.c (add_type_for_runtime): Check if TYPE has
5112 already been converted.
5113 (lookup_type_for_runtime): Likewise.
5114 (check_handled): Handle converted types.
5115 * varasm.c (remove_unreachable_alias_pairs): New.
5116 * gimple.c: Include demangle.h.
5117 (gimple_decl_printable_name): New.
5118 (gimple_fold_obj_type_ref): New.
5119 * gimple.h (gimple_decl_printable_name): Declare.
5120 (gimple_fold_obj_type_ref): Declare.
5121 * passes.c (init_optimization_passes): Add pass
5122 pass_ipa_free_lang_data.
5123 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5124 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5126 2009-09-03 Diego Novillo <dnovillo@google.com>
5128 * c-lang.c (lang_hooks): Remove const qualifier.
5130 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5132 * doc/install.texi (*-*-freebsd*): Update target information.
5134 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5136 * hard-reg-set.h (call_fixed_regs): Remove.
5137 * reginfo.c (call_fixed_regs): Remove.
5138 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5139 (globalize_reg): Don't use call_fixed_regs.
5140 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5143 2009-09-01 Michael Matz <matz@suse.de>
5145 * expr.h (emit_storent_insn, expand_expr_real_1,
5146 expand_expr_real_2): Declare.
5147 * expr.c (emit_storent_insn, expand_expr_real_1,
5148 expand_expr_real_2): Export.
5149 (store_expr): Setting and evaluating dont_return_target is useless.
5150 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5151 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5152 * except.c (expand_resx_expr): Rename to ...
5153 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5154 * except.h (expand_resx_stmt): Declare.
5155 * stmt.c: Add include gimple.h
5156 (expand_asm_expr): Rename to ...
5157 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5158 (expand_case): Rewrite to take gimple statement.
5159 * tree.h (expand_asm_stmt): Declare.
5160 (expand_case): Change prototype.
5161 * Makefile.in (stmt.o): Depend on gimple.h.
5162 * builtins.c (expand_builtin_synchronize): Build gimple asm
5163 statement, not an ASM_EXPR.
5164 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5165 gimple_to_tree, release_stmt_tree): Remove.
5166 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5167 ggc_free, but hold comparison code and operands separately.
5168 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5169 (expand_call_stmt, expand_gimple_stmt_1,
5170 expand_gimple_stmt): New helpers.
5171 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5172 release_stmt_tree. Call expand_gimple_stmt instead.
5173 (expand_gimple_basic_block): Ditto.
5175 * calls.c (emit_call_1): Don't look at EH regions here, make
5176 fntree parameter useless.
5177 (expand_call): New local rettype for TREE_TYPE(exp), use it
5178 throughout. Remove local p, use addr instead.
5179 Don't look at EH regions here.
5181 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5183 * doc/invoke.texi (-fsched-pressure): Document it.
5184 (-fsched-reg-pressure-heuristic): Remove it.
5186 * reload.c (ira.h): Include.
5187 (find_reloads): Add choosing reload on number of small spilled
5190 * haifa-sched.c (ira.h): Include.
5191 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5192 saved_reg_pressure, curr_reg_live, saved_reg_live,
5193 region_ref_regs): New variables.
5194 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5195 initiate_reg_pressure_info, setup_ref_regs,
5196 initiate_bb_reg_pressure_info, save_reg_pressure,
5197 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5199 (setup_insn_reg_pressure_info): New function.
5200 (rank_for_schedule): Add pressure checking and insn issue time.
5201 Remove comparison of insn reg weights.
5202 (ready_sort): Set insn reg pressure info.
5203 (update_register_pressure, setup_insn_max_reg_pressure,
5204 update_reg_and_insn_max_reg_pressure,
5205 sched_setup_bb_reg_pressure_info): New functions.
5206 (schedule_insn): Add code for printing and updating reg pressure info.
5207 (find_set_reg_weight, find_insn_reg_weight): Remove.
5208 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5209 (debug_ready_list): Print reg pressure info.
5210 (schedule_block): Ditto. Check insn issue time.
5211 (sched_init): Set up sched_pressure_p. Allocate and set up some
5212 reg pressure related info.
5213 (sched_finish): Free some reg pressure related info.
5214 (fix_tick_ready): Make insn always ready if pressure_p.
5215 (init_h_i_d): Don't call find_insn_reg_weight.
5216 (haifa_finish_h_i_d): Free insn reg pressure info.
5218 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5219 ira_memory_move_cost, ira_class_hard_regs,
5220 ira_class_hard_regs_num, ira_no_alloc_regs,
5221 ira_available_class_regs, ira_reg_class_cover_size,
5222 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5224 * ira-lives.c (single_reg_class): Check mode to find how many
5225 registers are necessary for operand.
5226 (ira_implicitly_set_insn_hard_regs): New.
5228 * common.opt (fsched-pressure): New options.
5229 (fsched-reg-pressure-heuristic): Remove.
5231 * ira.c (setup_eliminable_regset): Rename to
5232 ira_setup_eliminable_regset. Make it external.
5233 (expand_reg_info): Pass cover class to setup_reg_classes.
5234 (ira): Call resize_reg_info instead of allocate_reg_info.
5236 * sched-deps.c: Include ira.h.
5237 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5238 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5239 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5240 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5241 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5242 mark_insn_reg_store, mark_insn_reg_clobber,
5243 setup_insn_reg_pressure_info): New.
5244 (sched_analyze_1): Update implicit_reg_pending_uses.
5245 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5246 Use them to create dependencies. Set insn reg uses and pressure
5247 info. Process reg_pending_uses in one place.
5248 (free_deps): Free implicit sets.
5249 (remove_from_deps): Remove implicit sets if necessary. Check
5250 implicit sets when clearing reg_last_in_use.
5251 (init_deps_global): Clear implicit_reg_pending_clobbers and
5252 implicit_reg_pending_uses.
5254 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5255 ira_memory_move_cost, ira_class_hard_regs,
5256 ira_class_hard_regs_num, ira_no_alloc_regs,
5257 ira_available_class_regs, ira_reg_class_cover_size,
5258 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5259 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5260 ira_implicitly_set_insn_hard_regs): New prototypes.
5262 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5263 cost_elements_num): New variables.
5264 (allocno_costs, total_costs): Rename to costs and
5265 total_allocno_costs.
5266 (COSTS_OF_ALLOCNO): Rename to COSTS.
5267 (allocno_pref): Rename to pref.
5268 (allocno_pref_buffer): Rename to pref_buffer.
5269 (common_classes): Rename to regno_cover_class.
5271 (record_reg_classes): Set allocno attributes only if allocno_p.
5272 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5273 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5274 and COSTS_OF_ALLOCNO.
5275 (print_costs): Rename to print_allocno_costs.
5276 (print_pseudo_costs): New.
5277 (process_bb_node_for_costs): Split into 2 functions with new
5278 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5279 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5280 new parameter dump_file. Use cost_elements_num instead of
5281 ira_allocnos_num. Make one iteration if preferred classes were
5282 already calculated for scheduler. Make 2 versions of code
5283 depending on allocno_p.
5284 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5285 regno_cover_class and COSTS instead of common_classes and
5287 (init_costs, finish_costs): New.
5288 (ira_costs): Set up allocno_p and cost_elements_num. Call
5289 init_costs and finish_costs.
5290 (ira_set_pseudo_classes): New.
5292 * rtl.h (allocate_reg_info): Remove.
5293 (resize_reg_info): Change return type.
5294 (reg_cover_class): New.
5295 (setup_reg_classes): Add new parameter.
5297 * sched-int.h (struct deps_reg): New member implicit_sets.
5298 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5299 (INCREASE_BITS): New macro.
5300 (struct reg_pressure_data, struct reg_use_data): New.
5301 (struct _haifa_insn_data): Remove reg_weight. Add members
5302 reg_pressure, reg_use_list, reg_set_list, and
5303 reg_pressure_excess_cost_change.
5304 (struct deps): New member implicit_sets.
5305 (pressure_p): New variable.
5306 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5307 (struct reg_pressure_data, struct reg_use_data): New.
5308 (INSN_REG_WEIGHT): Remove.
5309 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5310 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5311 (sched_init_region_reg_pressure_info,
5312 sched_setup_bb_reg_pressure_info): New prototypes.
5314 * reginfo.c (struct reg_pref): New member coverclass.
5315 (reg_cover_class): New function.
5316 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5317 (reg_info_size): New variable.
5318 (allocate_reg_info): Make static. Setup reg_info_size.
5319 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5320 (setup_reg_classes): Add a new parameter. Setup cover class too.
5322 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5325 * sched-rgn.c (deps_join): Set up implicit_sets.
5326 (schedule_region): Set up region and basic blocks pressure
5329 * passes.c (init_optimization_passes): Move
5330 pass_subregs_of_mode_init before pass_sched.
5332 2009-09-02 Martin Jambor <mjambor@suse.cz>
5334 * tree-sra.c (struct access): New field grp_hint.
5335 (dump_access): Dump grp_hint.
5336 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5338 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5339 those which have been specifically read and somehow written to.
5340 (propagate_subacesses_accross_link): Set grp_hint of right child and
5341 also possibly of the left child.
5343 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5345 * tree-object-size.c (addr_object_size): Always use object_size_type
5346 0 or 2 when determining the pointer pointed object size.
5348 2009-09-02 Richard Guenther <rguenther@suse.de>
5351 2009-08-31 Richard Guenther <rguenther@suse.de>
5353 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5354 to query if the memory regions for memmove overlap.
5355 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5356 asserts on pointers, instead deal with odd trees.
5357 (ptr_derefs_may_alias_p): Likewise.
5358 (refs_may_alias_p_1): Constructor bases also never alias.
5360 2009-08-01 Christian Bruel <christian.bruel@st.com>
5363 2009-07-31 Christian Bruel <christian.bruel@st.com>
5364 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5366 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5368 * doc/invoke.texi (-fvar-tracking-assignments): New.
5369 (-fvar-tracking-assignments-toggle): New.
5370 (-fdump-final-insns=file): Mark filename as optional.
5371 (--param min-nondebug-insn-uid): New.
5372 (-gdwarf-@{version}): Mention version 4.
5373 * opts.c (common_handle_option): Accept it.
5374 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5375 * regrename.c (regrename_optimize): Drop last. Don't count debug
5376 insns as uses. Don't reject change because of debug insn.
5377 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5378 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5379 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5380 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5381 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5382 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5383 * doc/gimple.texi (is_gimple_debug): New.
5384 (gimple_debug_bind_p): New.
5385 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5386 * doc/install.texi (bootstrap-debug): More details.
5387 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5388 (bootstrap-debug-lib): More details.
5389 (bootstrap-debug-ckovw): Update.
5390 (bootstrap-time): New.
5391 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5392 (insert_phi_nodes_for): Insert debug stmts.
5393 (rewrite_stmt): Take iterator. Insert debug stmts.
5394 (rewrite_enter_block): Adjust.
5395 (maybe_replace_use_in_debug_stmt): New.
5396 (rewrite_update_stmt): Use it.
5397 (mark_use_interesting): Return early for debug stmts.
5398 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5399 stmts before replacing stmt.
5400 (move_computations_stmt): Likewise.
5401 * ira-conflicts.c (add_copies): Skip debug insns.
5402 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5403 (regstat_bb_compute_ri): Skip debug insns.
5404 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5405 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5406 check_loop_closed_ssa_stmt): Skip debug stmts.
5407 * tree-tailcall.c (find_tail_calls): Likewise.
5408 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5409 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5410 (build_var_debug_value_stat): Declare.
5411 (build_var_debug_value): Define.
5412 (target_for_debug_bind): Declare.
5413 * reload.c (find_equiv_reg): Skip debug insns.
5414 * rtlanal.c (reg_used_between_p): Skip debug insns.
5415 (side_effects_p): Likewise.
5416 (canonicalize_condition): Likewise.
5417 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5418 insns never depend on debug insns.
5419 (create_ddg_dep_no_link): Likewise.
5420 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5421 Don't add inter-loop dependencies for debug insns.
5422 (build_intra_loop_deps): Likewise.
5423 (create_ddg): Count debug insns.
5424 * ddg.h (struct ddg::num_debug): New.
5425 (num_backargs): Pair up with previous int field.
5426 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5427 -fcompare-debug-second.
5428 * final.c (get_attr_length_1): Skip debug insns.
5429 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5430 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5431 (driver_self_specs): Map -fdump-final-insns to
5432 -fdump-final-insns=..
5433 (get_local_tick): New.
5434 (compare_debug_dump_opt_spec_function): Test for . argument and
5435 compute output name. Compute temp output spec without flag name.
5436 Compute -frandom-seed.
5437 (OPT): Undef after use.
5438 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5439 (average_num_loop_insns): Likewise.
5440 * params.h (MIN_NONDEBUG_INSN_UID): New.
5441 * gimple.def (GIMPLE_DEBUG): New.
5442 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5443 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5444 (merge_in_block): Fix whitespace.
5445 * toplev.c (flag_var_tracking): Update comment.
5446 (flag_var_tracking_assignments): New.
5447 (flag_var_tracking_assignments_toggle): New.
5448 (process_options): Don't open final insns dump file if we're not
5449 going to write to it. Compute defaults for var_tracking.
5450 * df-scan.c (df_insn_rescan_debug_internal): New.
5451 (df_uses_record): Handle debug insns.
5452 * haifa-sched.c (ready): Initialize n_debug.
5453 (contributes_to_priority): Skip debug insns.
5454 (dep_list_size): New.
5456 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5457 they're ready. Disregard previous debug insns to make decisions.
5458 (queue_insn): Never queue debug insns.
5459 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5460 (schedule_insn): Don't reject debug insns because of issue rate.
5461 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5462 (queue_to_ready): Skip and discount debug insns.
5463 (choose_ready): Let debug insns through.
5464 (schedule_block): Check boundary debug insns. Discount debug
5465 insns, schedule them early. Adjust whitespace.
5466 (set_priorities): Check for boundary debug insns.
5467 (add_jump_dependencies): Use dep_list_size.
5468 (prev_non_location_insn): New.
5469 (check_cfg): Use it.
5470 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5472 (remove_unused_ivs): Reset debug stmts.
5473 * modulo-sched.c (const_iteration_count): Skip debug insns.
5474 (res_MII): Discount debug insns.
5475 (loop_single_full_bb_p): Skip debug insns.
5476 (sms_schedule): Likewise.
5477 (sms_schedule_by_order): Likewise.
5478 (ps_has_conflicts): Likewise.
5479 * caller-save.c (refmarker_fn): New.
5480 (save_call_clobbered_regs): Replace regs with saved mem in
5482 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5483 Call refmarker_fn mark for hardregnos.
5484 (mark_reg_as_referenced): New.
5485 (replace_reg_with_saved_mem): New.
5486 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5487 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5489 (cse_extended_basic_block): Skip debug insns.
5490 (count_reg_usage): Likewise.
5491 (is_dead_reg): New, split out of...
5492 (set_live_p): ... here.
5493 (insn_live_p): Use it for debug insns.
5494 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5495 (execute_optimize_stdarg): Likewise.
5496 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5497 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5498 changes in debug stmts as changes.
5499 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5500 (moveup_expr): Don't move across debug insns. Don't move
5501 debug insn if it would create a bookkeeping block.
5502 (moveup_expr_cached): Don't use cache for debug insns that
5503 are heads of blocks.
5504 (compute_av_set_inside_bb): Skip debug insns.
5505 (sel_rank_for_schedule): Schedule debug insns first. Remove
5507 (block_valid_for_bookkeeping_p); Support lax searches.
5508 (create_block_for_bookkeeping): Adjust block numbers when
5509 encountering debug-only blocks.
5510 (find_place_for_bookkeeping): Deal with debug-only blocks.
5511 (generate_bookkeeping_insn): Accept no place to insert.
5512 (remove_temp_moveop_nops): New argument full_tidying.
5513 (prepare_place_to_insert): Deal with debug insns.
5514 (advance_state_on_fence): Debug insns don't start cycles.
5515 (update_boundaries): Take fence as argument. Deal with
5517 (schedule_expr_on_boundary): No full_tidying on debug insns.
5518 (fill_insns): Deal with debug insns.
5519 (track_scheduled_insns_and_blocks): Don't count debug insns.
5520 (need_nop_to_preserve_insn_bb): New, split out of...
5521 (remove_insn_from_stream): ... this.
5522 (fur_orig_expr_not_found): Skip debug insns.
5523 * rtl.def (VALUE): Move up.
5525 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5526 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5527 Set it if debug stmts are found.
5528 (statement_sink_location): Skip debug stmts. Propagate
5529 moving defs into debug stmts.
5530 * ifcvt.c (first_active_insn): Skip debug insns.
5531 (last_active_insns): Likewise.
5532 (cond_exec_process_insns): Likewise.
5533 (noce_process_if_block): Likewise.
5534 (check_cond_move_block): Likewise.
5535 (cond_move_convert_if_block): Likewise.
5536 (block_jumps_and_fallthru_p): Likewise.
5537 (dead_or_predicable): Likewise.
5538 * dwarf2out.c (debug_str_hash_forced): New.
5539 (find_AT_string): Add comment.
5540 (gen_label_for_indirect_string): New.
5541 (get_debug_string_label): New.
5542 (AT_string_form): Use it.
5543 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5544 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5545 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5546 several operations that cannot be represented with DWARF opcodes.
5547 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5548 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5549 (dwarf2out_var_location): Take during-call mark into account.
5550 (output_indirect_string): Update comment. Output if there are
5551 label and references.
5552 (prune_indirect_string): New.
5553 (prune_unused_types): Call it if debug_str_hash_forced.
5554 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5555 (dw_long_long_const): Remove.
5556 (struct dw_val_struct): Change val_long_long type to rtx.
5557 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5558 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5559 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5560 component instead of HOST_BITS_PER_LONG.
5561 (output_loc_operands): Likewise. For const8* assert
5562 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5563 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5564 rather than HOST_BITS_PER_LONG is >= 64.
5565 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5567 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5568 HOST_BITS_PER_LONG for dw_val_class_long_long.
5569 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5570 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5571 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5573 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5574 Handle DW_OP_implicit_value.
5575 (extract_int): Move prototype earlier.
5576 (mem_loc_descriptor): For SUBREG punt if inner
5577 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5578 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5579 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5580 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5581 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5582 instead of Pmode size.
5583 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5584 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5585 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5586 (concat_loc_descriptor, concatn_loc_descriptor,
5587 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5588 (add_location_or_const_value_attribute): Likewise. For single
5589 location loc_lists attempt to use add_const_value_attribute
5590 for constant decls. Add DW_AT_const_value even if
5591 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5593 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5594 (control_flow_insn_p): Likewise.
5595 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5596 (separate_decls_in_region_debug_bind): New.
5597 (separate_decls_in_region): Process debug bind stmts afterwards.
5598 * recog.c (verify_changes): Handle debug insns.
5599 (extract_insn): Likewise.
5600 (peephole2_optimize): Skip debug insns.
5601 * dse.c (scan_insn): Skip debug insns.
5602 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5604 (setup_id_for_insn): Handle debug insns.
5605 (maybe_tidy_empty_bb): Adjust whitespace.
5606 (tidy_control_flow): Skip debug insns.
5607 (sel_remove_insn): Adjust for debug insns.
5608 (sel_estimate_number_of_insns): Skip debug insns.
5609 (create_insn_rtx_from_pattern): Handle debug insns.
5610 (create_copy_of_insn_rtx): Likewise.
5611 * sel-sched-.h (sel_bb_end): Declare.
5612 (sel_bb_empty_or_nop_p): New.
5613 (get_all_loop_exits): Use it.
5614 (_eligible_successor_edge_p): Likewise.
5615 (return_nop_to_pool): Adjust.
5616 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5617 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5618 * gimple-pretty-print.c (dump_gimple_debug): New.
5619 (dump_gimple_stmt): Use it.
5620 (dump_bb_header): Skip gimple debug stmts.
5621 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5622 (fixup_match_2): Likewise.
5623 (regmove_backward_pass): Likewise. Simplify combined
5624 replacement. Handle debug insns.
5625 * function.c (instantiate_virtual_regs): Handle debug insns.
5626 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5627 * print-rtl.h: Include cselib.h.
5628 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5629 * df.h (df_inns_rescan_debug_internal): Declare.
5630 * gcse.c (alloc_hash_table): Estimate n_insns.
5631 (cprop_insn): Don't regard debug insns as changes.
5632 (bypass_conditional_jumps): Skip debug insns.
5633 (one_pre_gcse_pass): Adjust.
5634 (one_code_hoisting_pass): Likewise.
5635 (compute_ld_motion_mems): Skip debug insns.
5636 (one_cprop_pass): Adjust.
5637 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5638 (if_convertible_stmt_p): Handle debug stmts.
5639 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5640 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5641 * ira-build.c (create_bb_allocnos): Skip debug insns.
5642 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5643 (has_single_use): Likewise.
5644 (single_imm_use): Likewise.
5645 (num_imm_uses): Likewise.
5646 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5647 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5648 (create_outofssa_var_map): Likewise.
5649 * lower-subreg.c (adjust_decomposed_uses): New.
5650 (resolve_debug): New.
5651 (decompose_multiword_subregs): Use it.
5652 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5653 * emit-rtl.c: Include params.h.
5654 (cur_debug_insn_uid): Define.
5655 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5656 (copy_rtx_if_shared_1): Handle debug insns.
5657 (reset_used_flags): Likewise.
5658 (set_used_flags): LIkewise.
5659 (get_max_insn_count): New.
5660 (next_nondebug_insn): New.
5661 (prev_nondebug_insn): New.
5662 (make_debug_insn_raw): New.
5663 (emit_insn_before_noloc): Handle debug insns.
5664 (emit_jump_insn_before_noloc): Likewise.
5665 (emit_call_insn_before_noloc): Likewise.
5666 (emit_debug_insn_before_noloc): New.
5667 (emit_insn_after_noloc): Handle debug insns.
5668 (emit_jump_insn_after_noloc): Likewise.
5669 (emit_call_insn_after_noloc): Likewise.
5670 (emit_debug_insn_after_noloc): Likewise.
5671 (emit_insn_after): Take loc from earlier non-debug insn.
5672 (emit_jump_insn_after): Likewise.
5673 (emit_call_insn_after): Likewise.
5674 (emit_debug_insn_after_setloc): New.
5675 (emit_debug_insn_after): New.
5676 (emit_insn_before): Take loc from later non-debug insn.
5677 (emit_jump_insn_before): Likewise.
5678 (emit_call_insn_before): Likewise.
5679 (emit_debug_insn_before_setloc): New.
5680 (emit_debug_insn_before): New.
5681 (emit_insn): Handle debug insns.
5682 (emit_debug_insn): New.
5683 (emit_jump_insn): Handle debug insns.
5684 (emit_call_insn): Likewise.
5686 (init_emit): Take min-nondebug-insn-uid into account.
5687 Initialize cur_debug_insn_uid.
5688 (emit_copy_of_insn_after): Handle debug insns.
5689 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5690 location of single rhs in place.
5691 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5692 (floor_sdiv_adjust): New.
5693 (cell_sdiv_adjust): New.
5694 (cell_udiv_adjust): New.
5695 (round_sdiv_adjust): New.
5696 (round_udiv_adjust): New.
5697 (wrap_constant): Moved from cselib.
5698 (unwrap_constant): New.
5699 (expand_debug_expr): New.
5700 (expand_debug_locations): New.
5701 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5703 (gimple_expand_cfg): Expand debug locations.
5704 * cselib.c: Include tree-pass.h.
5705 (struct expand_value_data): New.
5706 (cselib_record_sets_hook): New.
5707 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5708 (cselib_clear_table): Move, and implemnet in terms of...
5709 (cselib_reset_table_with_next_value): ... this.
5710 (cselib_get_next_unknown_value): New.
5711 (discard_useless_locs): Don't discard preserved values.
5712 (cselib_preserve_value): New.
5713 (cselib_preserved_value_p): New.
5714 (cselib_preserve_definitely): New.
5715 (cselib_clear_preserve): New.
5716 (cselib_preserve_only_values): New.
5717 (new_cselib_val): Take rtx argument. Dump it in details.
5718 (cselib_lookup_mem): Adjust.
5719 (expand_loc): Take regs_active in struct. Adjust. Silence
5720 dumps unless details are requested.
5721 (cselib_expand_value_rtx_cb): New.
5722 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5723 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5724 without details. Copy more subregs. Try to resolve values
5725 using a callback. Wrap constants.
5726 (cselib_subst_to_values): Adjust.
5727 (cselib_log_lookup): New.
5728 (cselib_lookup): Call it.
5729 (cselib_invalidate_regno): Don't count preserved values as useless.
5730 (cselib_invalidate_mem): Likewise.
5731 (cselib_record_set): Likewise.
5732 (struct set): Renamed to cselib_set, moved to cselib.h.
5733 (cselib_record_sets): Adjust. Call hook.
5734 (cselib_process_insn): Reset table when it would be cleared.
5735 (dump_cselib_val): New.
5736 (dump_cselib_table): New.
5737 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5738 (remove_forwarder_block): Support moving debug stmts.
5739 * cselib.h (cselib_record_sets_hook): Declare.
5740 (cselib_expand_callback): New type.
5741 (cselib_expand_value_rtx_cb): Declare.
5742 (cselib_reset_table_with_next_value): Declare.
5743 (cselib_get_next_unknown_value): Declare.
5744 (cselib_preserve_value): Declare.
5745 (cselib_preserved_value_p): Declare.
5746 (cselib_preserve_only_values): Declare.
5747 (dump_cselib_table): Declare.
5748 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5749 (try_crossjump_to_edge): Likewise.
5750 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5751 dominated blocks when debug stmts are present.
5752 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5753 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5754 (set_var_live_on_entry): Likewise.
5755 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5756 * cfglayout.c (curr_location, last_location): Make static.
5757 (set_curr_insn_source_location): Don't avoid bouncing.
5758 (get_curr_insn_source_location): New.
5759 (get_curr_insn_block): New.
5760 (duplicate_insn_chain): Handle debug insns.
5761 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5763 * common.opt (fcompare-debug): Move to sort order.
5764 (fdump-unnumbered-links): Likewise.
5765 (fvar-tracking-assignments): New.
5766 (fvar-tracking-assignments-toggle): New.
5767 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5768 because of debug stmts.
5769 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5770 (eliminate_unnecessary_stmts): Walk dominated blocks before
5772 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5773 * ira.c (memref_used_between_p): Skip debug insns.
5774 (update_equiv_regs): Likewise.
5775 * sched-deps.c (sd_lists_size): Accept empty list.
5776 (sd_init_insn): Mark debug insns.
5777 (sd_finish_insn): Unmark them.
5778 (sd_add_dep): Reject non-debug deps on debug insns.
5779 (fixup_sched_groups): Give debug insns group treatment.
5781 (sched_analyze_reg): Don't mark debug insns for sched before call.
5782 (sched_analyze_2): Handle debug insns.
5783 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5785 (deps_analyze_insn): Handle debug insns.
5786 (deps_start_bb): Skip debug insns.
5787 (init_deps): Initialize last_debug_insn.
5788 * tree-ssa.c (target_for_debug_bind): New.
5789 (find_released_ssa_name): New.
5790 (propagate_var_def_into_debug_stmts): New.
5791 (propagate_defs_into_debug_stmts): New.
5792 (verify_ssa): Skip debug bind stmts without values.
5793 (warn_uninialized_vars): Skip debug stmts.
5794 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5795 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5796 (rtx_equal_p): Likewise.
5797 * ira-costs.c (scan_one_insn): Skip debug insns.
5798 (process_bb_node_for_hard_reg_moves): Likewise.
5799 * rtl.h (DEBUG_INSN_P): New.
5800 (NONDEBUG_INSN_P): New.
5801 (MAY_HAVE_DEBUG_INSNS): New.
5802 (INSN_P): Accept debug insns.
5803 (RTX_FRAME_RELATED_P): Likewise.
5804 (INSN_DELETED_P): Likewise
5805 (PAT_VAR_LOCATION_DECL): New.
5806 (PAT_VAR_LOCATION_LOC): New.
5807 (PAT_VAR_OCATION_STATUS): New.
5808 (NOTE_VAR_LOCATION_DECL): Reimplement.
5809 (NOTE_VAR_LOCATION_LOC): Likewise.
5810 (NOTE_VAR_LOCATION_STATUS): Likewise.
5811 (INSN_VAR_LOCATION): New.
5812 (INSN_VAR_LOCATION_DECL): New.
5813 (INSN_VAR_LOCATION_LOC): New.
5814 (INSN_VAR_LOCATION_STATUS): New.
5815 (gen_rtx_UNKNOWN_VAR_LOC): New.
5816 (VAR_LOC_UNKNOWN_P): New.
5817 (NOTE_DURING_CALL_P): New.
5818 (SCHED_GROUP_P): Accept debug insns.
5819 (emit_debug_insn_before): Declare.
5820 (emit_debug_insn_before_noloc): Declare.
5821 (emit_debug_insn_beore_setloc): Declare.
5822 (emit_debug_insn_after): Declare.
5823 (emit_debug_insn_after_noloc): Declare.
5824 (emit_debug_insn_after_setloc): Declare.
5825 (emit_debug_insn): Declare.
5826 (make_debug_insn_raw): Declare.
5827 (prev_nondebug_insn): Declare.
5828 (next_nondebug_insn): Declare.
5829 (delegitimize_mem_from_attrs): Declare.
5830 (get_max_insn_count): Declare.
5831 (wrap_constant): Declare.
5832 (unwrap_constant): Declare.
5833 (get_curr_insn_source_location): Declare.
5834 (get_curr_insn_block): Declare.
5835 * tree-inline.c (insert_debug_decl_map): New.
5836 (processing_debug_stmt): New.
5837 (remap_decl): Don't create new mappings in debug stmts.
5838 (remap_gimple_op_r): Don't add references in debug stmts.
5839 (copy_tree_body_r): Likewise.
5840 (remap_gimple_stmt): Handle debug bind stmts.
5841 (copy_bb): Skip debug stmts.
5842 (copy_edges_for_bb): Likewise.
5843 (copy_debug_stmt): New.
5844 (copy_debug_stmts): New.
5845 (copy_body): Copy debug stmts at the end.
5846 (insert_init_debug_bind): New.
5847 (insert_init_stmt): Take id. Skip and emit debug stmts.
5848 (setup_one_parameter): Remap variable earlier, register debug mapping.
5849 (estimate_num_insns): Skip debug stmts.
5850 (expand_call_inline): Preserve debug_map.
5851 (optimize_inline_calls): Check for no debug_stmts left-overs.
5852 (unsave_expr_now): Preserve debug_map.
5853 (copy_gimple_seq_and_replace_locals): Likewise.
5854 (tree_function_versioning): Check for no debug_stmts left-overs.
5855 Init and destroy debug_map as needed. Split edges unconditionally.
5856 (build_duplicate_type): Init and destroy debug_map as needed.
5857 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5858 (struct copy_body_data): Add debug_stmts and debug_map.
5859 * sched-int.h (struct ready_list): Add n_debug.
5860 (struct deps): Add last_debug_insn.
5861 (DEBUG_INSN_SCHED_P): New.
5862 (BOUNDARY_DEBUG_INSN_P): New.
5863 (SCHEDULE_DEBUG_INSN_P): New.
5864 (sd_iterator_cond): Accept empty list.
5865 * combine.c (create_log_links): Skip debug insns.
5866 (combine_instructions): Likewise.
5867 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5868 return value is always unshared.
5869 (struct rtx_subst_pair): New.
5870 (auto_adjust_pair): New.
5871 (propagate_for_debug_subst): New.
5872 (propagate_for_debug): New.
5873 (try_combine): Skip debug insns. Propagate removed defs into
5875 (next_nonnote_nondebug_insn): New.
5876 (distribute_notes): Use it. Skip debug insns.
5877 (distribute_links): Skip debug insns.
5878 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5879 * resource.c (mark_target_live_regs): Likewise.
5880 * var-tracking.c: Include cselib.h and target.h.
5881 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5883 (micro_operation_type_name): New.
5884 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5885 (struct micro_operation_def): Update comments.
5886 (decl_or_value): New type. Use instead of decls.
5887 (struct emit_note_data_def): Add vars.
5888 (struct attrs_def): Use decl_or_value.
5889 (struct variable_tracking_info_def): Add permp, flooded.
5890 (struct location_chain_def): Update comment.
5891 (struct variable_part_def): Use decl_or_value.
5892 (struct variable_def): Make var_part a variable length array.
5894 (scratch_regs): New.
5895 (cselib_hook_called): New.
5896 (dv_is_decl_p): New.
5897 (dv_is_value_p): New.
5900 (dv_as_opaque): New.
5901 (dv_onepart_p): New.
5903 (IS_DECL_CODE): New.
5904 (check_value_is_not_decl): New.
5905 (dv_from_decl): New.
5906 (dv_from_value): New.
5907 (dv_htab_hash): New.
5908 (variable_htab_hash): Use it.
5909 (variable_htab_eq): Support values.
5910 (variable_htab_free): Free from the right pool.
5911 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5912 (attrs_list_union): Adjust.
5913 (attrs_list_mpdv_union): New.
5914 (tie_break_pointers): New.
5915 (canon_value_cmp): New.
5916 (unshare_variable): Return possibly-modified slot.
5917 (vars_copy_1): Adjust.
5918 (var_reg_decl_set): Adjust. Split out of...
5919 (var_reg_set): ... this.
5920 (get_init_value): Adjust.
5921 (var_reg_delete_and_set): Adjust.
5922 (var_reg_delete): Adjust.
5923 (var_regno_delete): Adjust.
5924 (var_mem_decl_set): Split out of...
5925 (var_mem_set): ... this.
5926 (var_mem_delete_and_set): Adjust.
5927 (var_mem_delete): Adjust.
5931 (variable_union): Adjust. Speed up merge of 1-part vars.
5932 (variable_canonicalize): Use unshared slot.
5933 (VALUED_RECURSED_INTO): New.
5934 (find_loc_in_1pdv): New.
5935 (struct dfset_merge): New.
5936 (insert_into_intersection): New.
5937 (intersect_loc_chains): New.
5939 (canonicalize_loc_order_check): New.
5940 (canonicalize_values_mark): New.
5941 (canonicalize_values_star): New.
5942 (variable_merge_over_cur): New.
5943 (variable_merge_over_src): New.
5944 (dataflow_set_merge): New.
5945 (dataflow_set_equiv_regs): New.
5946 (remove_duplicate_values): New.
5947 (struct dfset_post_merge): New.
5948 (variable_post_merge_new_vals): New.
5949 (variable_post_merge_perm_vals): New.
5950 (dataflow_post_merge_adjust): New.
5951 (find_mem_expr_in_1pdv): New.
5952 (dataflow_set_preserve_mem_locs): New.
5953 (dataflow_set_remove_mem_locs): New.
5954 (dataflow_set_clear_at_call): New.
5955 (onepart_variable_different_p): New.
5956 (variable_different_p): Use it.
5957 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5958 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5960 (track_loc_p): Pass it true.
5961 (struct count_use_info): New.
5962 (find_use_val): New.
5963 (replace_expr_with_values): New.
5965 (use_type): New, partially split out of...
5966 (count_uses): ... this. Count new micro-ops.
5967 (count_uses_1): Adjust.
5968 (count_stores): Adjust.
5969 (count_with_sets): New.
5970 (VAL_NEEDS_RESOLUTION): New.
5971 (VAL_HOLDS_TRACK_EXPR): New.
5972 (VAL_EXPR_IS_COPIED): New.
5973 (VAL_EXPR_IS_CLOBBERED): New.
5974 (add_uses): Adjust. Generate new micro-ops.
5975 (add_uses_1): Adjust.
5976 (add_stores): Generate new micro-ops.
5977 (add_with_sets): New.
5978 (find_src_status): Adjust.
5979 (find_src_set_src): Adjust.
5980 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5981 Handle new micro-ops. Canonicalize value equivalances.
5982 (vt_find_locations): Compute total size of hash tables for
5983 dumping. Perform merge for var-tracking-assignments. Don't
5984 disregard single-block loops.
5985 (dump_attrs_list): Handle decl_or_value.
5986 (dump_variable): Take variable. Deal with decl_or_value.
5987 (dump_variable_slot): New.
5988 (dump_vars): Use it.
5989 (dump_dataflow_sets): Adjust.
5990 (set_slot_part): New, extended to support one-part variables
5991 after splitting out of...
5992 (set_variable_part): ... this.
5993 (clobber_slot_part): New, split out of...
5994 (clobber_variable_part): ... this.
5995 (delete_slot_part): New, split out of...
5996 (delete_variable_part): .... this.
5997 (check_wrap_constant): New.
5998 (vt_expand_loc_callback): New.
5999 (vt_expand_loc): New.
6000 (emit_note_insn_var_location): Adjust. Handle values. Handle
6001 EMIT_NOTE_AFTER_CALL_INSN.
6002 (emit_notes_for_differences_1): Adjust. Handle values.
6003 (emit_notes_for_differences_2): Likewise.
6004 (emit_notes_for_differences): Adjust.
6005 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6006 Adjust. Handle new micro-ops.
6007 (vt_add_function_parameters): Adjust. Create and bind values.
6008 (vt_initialize): Adjust. Initialize scratch_regs and
6009 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6010 operations. Move some code to count_with_sets and add_with_sets.
6011 (delete_debug_insns): New.
6012 (vt_debug_insns_local): New.
6013 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6015 (var_tracking_main): If var-tracking-assignments is enabled
6016 but var-tracking isn't, delete debug insns and leave. Likewise
6017 if we exceed limits or fail the stack adjustments tests, and
6018 after all var-tracking processing.
6019 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6020 (dataflow_set): Add traversed_vars.
6021 (value_chain, const_value_chain): New typedefs.
6022 (value_chain_pool, value_chains): New variables.
6023 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6024 add_value_chains, add_cselib_value_chains, remove_value_chain,
6025 remove_value_chains, remove_cselib_value_chains): New functions.
6026 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6027 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6029 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6030 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6031 (dst_can_be_shared): New variable.
6032 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6033 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6034 different from set->vars, look up slot again instead of using the
6036 (dataflow_set_init): Initialize traversed_vars.
6037 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6038 lookup if set->vars is shared. Don't keep slot cleared before
6039 calling unshare_variable. Unshare set->vars if needed. Adjust
6040 unshare_variable callers. Clear dst_can_be_shared if needed.
6041 Even ->refcount == 1 vars must be unshared if set->vars is shared
6042 and var needs to be modified.
6043 (dataflow_set_union): Set traversed_vars during canonicalization.
6044 (VALUE_CHANGED, DECL_CHANGED): Define.
6045 (set_dv_changed, dv_changed_p): New static inlines.
6046 (track_expr_p): Clear DECL_CHANGED.
6047 (dump_dataflow_sets): Set it.
6048 (variable_was_changed): Call set_dv_changed.
6049 (emit_note_insn_var_location): Likewise.
6050 (changed_variables_stack): New variable.
6051 (check_changed_vars_1, check_changed_vars_2): New functions.
6052 (emit_notes_for_changes): Do nothing if changed_variables is
6053 empty. Traverse changed_variables with check_changed_vars_1,
6054 call check_changed_vars_2 on each changed_variables_stack entry.
6055 (emit_notes_in_bb): Add SET argument. Just clear it at the
6056 beginning, use it instead of local &set, don't destroy it at the end.
6057 (vt_emit_notes): Call dataflow_set_clear early on all
6058 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6059 computed set, dataflow_set_clear also VTI(bb)->in when we are
6060 done with the basic block. Initialize changed_variables_stack,
6061 free it afterwards. If ENABLE_CHECKING verify that after noting
6062 differences to an empty set value_chains hash table is empty.
6063 (vt_initialize): Initialize value_chains and value_chain_pool.
6064 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6065 (variable_tracking_main): Call dump_dataflow_sets before calling
6066 vt_emit_notes, not after it.
6067 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6068 (propagate_var_def_into_debug_stmts): Declare.
6069 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6070 (df_set_note): Reject debug insns.
6071 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6072 add notes to debug insns.
6073 (df_note_bb_compute): Adjust. Likewise.
6074 (df_simulate_uses): Skip debug insns.
6075 (df_simulate_initialize_backwards): Likewise.
6076 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6077 (subst_stack_regs_pat): Reject debug insns.
6078 (convert_regs_1): Handle debug insns.
6079 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6080 (print-rtl.o): Depend on cselib.h.
6081 (cselib.o): Depend on TREE_PASS_H.
6082 (var-tracking.o): Depend on cselib.h and TARGET_H.
6083 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6084 (init_ready_list): Skip boundary debug insns.
6085 (add_branch_dependences): Skip debug insns.
6086 (free_block_dependencies): Check for blocks with only debug insns.
6087 (compute_priorities): Likewise.
6088 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6089 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6091 (gimple_build_debug_bind_stat): New.
6092 (empty_body_p): Skip debug stmts.
6093 (gimple_has_side_effects): Likewise.
6094 (gimple_rhs_has_side_effects): Likewise.
6095 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6096 (gimple_build_debug_bind_stat): Declare.
6097 (gimple_build_debug_bind): Define.
6098 (is_gimple_debug): New.
6099 (gimple_debug_bind_p): New.
6100 (gimple_debug_bind_get_var): New.
6101 (gimple_debug_bind_get_value): New.
6102 (gimple_debug_bind_get_value_ptr): New.
6103 (gimple_debug_bind_set_var): New.
6104 (gimple_debug_bind_set_value): New.
6105 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6106 (gimple_debug_bind_reset_value): New.
6107 (gimple_debug_bind_has_value_p): New.
6108 (gsi_next_nondebug): New.
6109 (gsi_prev_nondebug): New.
6110 (gsi_start_nondebug_bb): New.
6111 (gsi_last_nondebug_bb): New.
6112 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6113 (print_insn): Handle DEBUG_INSN.
6114 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6115 of first insn prevail.
6116 (first_stmt): Skip debug stmts.
6117 (first_non_label_stmt): Likewise.
6118 (last_stmt): Likewise.
6119 (has_zero_uses_1): New.
6120 (single_imm_use_1): New.
6121 (verify_gimple_debug): New.
6122 (verify_types_in_gimple_stmt): Handle debug stmts.
6123 (verify_stmt): Likewise.
6124 (debug_loop_num): Skip debug stmts.
6125 (remove_edge_and_dominated_blocks): Remove dominators last.
6126 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6127 (linearize_expr): Likewise.
6128 * config/i386/i386.c (ix86_delegitimize_address): Call
6129 default implementation.
6130 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6131 (group_barrier_needed): Skip debug insns.
6132 (emit_insn_group_barriers): Likewise.
6133 (emit_all_insn_group_barriers): Likewise.
6134 (ia64_variable_issue): Handle debug insns.
6135 (ia64_dfa_new_cycle): Likewise.
6136 (final_emit_insn_group_barriers): Skip debug insns.
6137 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6138 def cfa without frame.
6139 (process_set): Likewise.
6140 (process_for_unwind_directive): Pass frame on.
6141 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6142 (rs6000_delegitimize_address): New.
6143 (rs6000_debug_adjust_cost): Handle debug insns.
6144 (is_microcoded_insn): Likewise.
6145 (is_cracked_insn): Likewise.
6146 (is_nonpipeline_insn): Likewise.
6147 (insn_must_be_first_in_group): Likewise.
6148 (insn_must_be_last_in_group): Likewise.
6149 (force_new_group): Likewise.
6150 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6151 contains only debug insns.
6152 (rtl_merge_blocks): Skip debug insns.
6153 (purge_dead_edges): Likewise.
6154 (rtl_block_ends_with_call_p): Skip debug insns.
6155 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6156 (mark_reg_dependencies): Skip debug insns.
6157 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6158 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6159 * tree-ssa-threadedge.c
6160 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6161 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6162 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6163 (copyprop_hardreg_forward_1): Handle debug insns.
6164 * reload1.c (reload): Skip debug insns. Replace unassigned
6165 pseudos in debug insns with their equivalences.
6166 (eliminate_regs_in_insn): Skip debug insns.
6167 (emit_input_reload_insns): Skip debug insns at first, adjust
6169 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6170 (get_indirect_ref_operands): Pass opf_no_vops on.
6171 (get_expr_operands): Likewise. Skip debug stmts.
6172 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6174 2009-09-01 Richard Henderson <rth@redhat.com>
6176 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6177 stmt_ends_pp_p statements at least once.
6178 * tree-vrp.c (vrp_initialize): Likewise.
6179 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6181 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6184 Fix AIX bootstrap after PR debug/30161
6185 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6186 that is a GNU extension.
6187 (tmpl_value_parm_die_table): Move the definition of this global
6188 outside #ifdef DWARF2_DEBUGGING_INFO region.
6190 2009-09-01 Richard Guenther <rguenther@suse.de>
6192 * tree.c (tree_expr_size): New function.
6193 * tree.h (tree_expr_size): Declare.
6194 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6195 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6196 * langhooks.c (lhd_expr_size): Remove.
6197 * langhooks.h (struct lang_hooks): Remove expr_size.
6198 * explow.c (expr_size): Use tree_expr_size.
6199 (int_expr_size): Likewise.
6200 * langhooks-def.h (lhd_expr_size): Remove.
6201 (LANG_HOOKS_EXPR_SIZE): Likewise.
6202 (LANG_HOOKS_INITIALIZER): Adjust.
6204 2009-09-01 Richard Guenther <rguenther@suse.de>
6206 * tree-flow.h (mark_addressable): Move declaration ...
6207 * tree.h (mark_addressable): ... here.
6208 * stmt.c (expand_asm_operands): Use mark_addressable, not
6209 lang_hooks.mark_addressable.
6210 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6211 LANG_HOOKS_MARK_ADDRESSABLE.
6212 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6213 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6215 2009-08-31 Chris Demetriou <cgd@google.com>
6217 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6218 vectorize if not TARGET_SSE2.
6220 2009-08-31 DJ Delorie <dj@redhat.com>
6222 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6223 registers if no coprocessor is enabled.
6225 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6228 * cgraph.h (cgraph_get_node): Declare ...
6229 * cgraph.c (cgraph_get_node): ... new function.
6230 * dwarf2out.c (gen_generic_params_dies,
6231 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6232 make_ith_pack_parameter_name,
6233 append_entry_to_tmpl_value_parm_die_table,
6234 gen_remaining_tmpl_value_param_die_attribute): New functions.
6235 (gen_subprogram_die): Generate debug info for template parameters
6236 if debug info level is higher than DINFO_LEVEL_TERSE.
6237 Use tree_add_const_value_attribute_for_decl instead of
6238 tree_add_const_value_attribute.
6239 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6240 instead of tree_add_const_value_attribute.
6241 (gen_struct_or_union_type_die): Generate debug
6242 info for template parameters if debug info level is higher than
6244 (tree_add_const_value_attribute): Handle integral and pointer
6245 constants. Update comment.
6246 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6247 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6248 (reference_to_unused): Fix thinko. Remove redundant predicates from
6250 (tree_add_const_value_attribute): Make this work for constant
6252 tree_add_const_value_attribute_for_decl is to be used for variable
6254 (add_location_or_const_value_attribute): Use
6255 tree_add_const_value_attribute_for_decl now.
6256 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6257 DW_TAG_template_value_param DIEs after function DIEs have been
6259 * langhooks.h (lang_hooks_for_types): Add
6260 get_argument_pack_elems.
6261 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6262 (lang_hooks): Added get_innermost_generic_parms,
6263 get_innermost_generic_args.
6264 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6265 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6266 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6267 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6269 2009-08-31 DJ Delorie <dj@redhat.com>
6271 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6272 it once we start generating the prologue or epilogue.
6273 (mep_call_saves_register): If the frame is locked, re-use
6275 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6276 (mep_expand_prologue): Call it.
6277 (mep_expand_epilogue): Likewise.
6278 (mep_start_function): Use the same logic as mep_expand_prologue.
6279 (mep_pass_by_reference): Make logic more readable.
6280 (mep_return_in_memory): Zero-sized objects are passed in memory.
6281 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6283 2009-08-31 Richard Guenther <rguenther@suse.de>
6285 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6286 to query if the memory regions for memmove overlap.
6287 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6288 asserts on pointers, instead deal with odd trees.
6289 (ptr_derefs_may_alias_p): Likewise.
6290 (refs_may_alias_p_1): Constructor bases also never alias.
6292 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6294 * doc/install.texi (Final install): Adjust reference on where to
6295 order printed manuals.
6297 2009-08-30 Olivier Hainque <hainque@adacore.com>
6299 * dwarf2out.c (switch_to_frame_table_section): Move
6300 definition prior to first use.
6302 2009-08-30 Richard Guenther <rguenther@suse.de>
6304 PR tree-optimization/41186
6305 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6306 (ao_ref_init_from_ptr_and_size): New function.
6307 (ref_maybe_used_by_call_p_1): Be more precise tracking
6308 used ranges for builtin functions.
6309 (ref_maybe_used_by_call_p): Adjust.
6310 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6311 ranges for builtin functions.
6312 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6314 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6317 * fwprop.c (get_reg_use_in): Delete.
6318 (free_load_extend): New function.
6319 (forward_propagate_subreg): Use it.
6321 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6323 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6325 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6328 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6331 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6333 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6334 fini or fini_array section.
6336 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6338 * graphite-dependences.c (graphite_legal_transform_bb): Call
6339 pbb_remove_duplicate_pdrs.
6340 * graphite-poly.c (can_collapse_pdr): Removed.
6341 (pdr_find_duplicate): Removed.
6342 (can_collapse_pdrs): New.
6343 (pbb_remove_duplicate_pdrs): New.
6344 (new_poly_dr): Do not look for duplicates.
6345 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6346 (PBB_PDR_DUPLICATES_REMOVED): New.
6347 (pbb_remove_duplicate_pdrs): Declared.
6349 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6351 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6352 the strides by multiplying by PDR_NB_REFS.
6353 * graphite-poly.c (can_collapse_pdr): New.
6354 (pdr_find_duplicate): New.
6355 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6356 Initialize PDR_NB_REFS.
6357 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6359 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6361 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6364 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6367 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6369 * graphite-dependences.c (pddr_original_scattering): Return NULL
6370 for read-read dependence relations.
6371 * graphite-poly.h (enum poly_dr_type): Fix comment.
6374 (pdr_may_write_p): New.
6376 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6378 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6379 (struct poly_dr): Same.
6380 (new_poly_dr): Same.
6381 * graphite-poly.c (new_poly_dr): Same.
6382 * graphite-dependences.c (dot_deps): Disable call to system.
6384 2009-08-28 Cary Coutant <ccoutant@google.com>
6387 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6388 struct/union/enum types local to a function.
6390 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6391 Sebastian Pop <sebastian.pop@amd.com>
6393 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6394 pbb_strip_mine_time_depth. Changed the implementation so that
6395 transformation is expressed as a transformation on
6396 time (scatttering) dimensions. Also, ensures that the 2d+1
6397 scheduling format is preserved.
6398 (pbb_strip_mine_profitable_p): Profitability is based on the
6399 iteration number of a given time (scattering) dimension,
6400 and not on a original loop depth dimension.
6401 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6402 (pbb_do_strip_mine): Call psct_dynamic_dim.
6403 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6404 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6405 (pbb_nb_dynamic_scattering_transform): New.
6406 (psct_dynamic_dim): New.
6408 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6410 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6411 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6412 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6413 * graphite-interchange.c (build_linearized_memory_access): Same.
6414 (memory_stride_in_loop): Same.
6416 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6418 * graphite-dependences.c (pddr_original_scattering): New.
6419 (graphite_legal_transform_dr): Call pddr_original_scattering.
6422 * graphite-dependences.h (dot_deps): Declared.
6423 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6424 (print_pdr): Print PDR_ID.
6425 * graphite-poly.h (struct poly_dr): Add field id.
6428 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6430 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6432 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6433 not delete the original dependence relation.
6435 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6437 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6438 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6439 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6440 (free_poly_ddr): New.
6441 (pddr_is_empty): New.
6442 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6443 (dependence_polyhedron): Same. Remove useless gcc_assert.
6445 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6446 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6447 * graphite-dependences.h (enum poly_dependence_kind): New.
6448 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6449 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6450 (PDRP_SINK): Renamed PDDR_SINK.
6451 (PDRP_DDP): Renamed PDDR_DDP.
6453 (free_poly_ddr): Declared.
6454 * graphite-poly.c (new_scop): Use the new hash function names.
6455 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6456 into original_pddrs.
6457 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6459 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6461 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6462 bounds with LT_EXPR to make niter analysis more precise on code
6463 generated by Graphite.
6465 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6467 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6468 (graphite_legal_transform_bb): Same.
6469 (poly_drs_may_alias_p): Same.
6471 2009-08-28 Richard Guenther <rguenther@suse.de>
6473 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6475 2009-08-28 Jan Beulich <jbeulich@novell.com>
6477 * config/i386/netware.c: Include langhooks.h.
6478 (i386_nlm_encode_section_info): Simplify.
6479 (netware_override_options): Delete.
6480 * config/i386/netware.h (netware_override_options): Delete
6482 (OVERRIDE_OPTIONS): Delete definition.
6483 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6484 (ASM_COMMENT_START): Define.
6485 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6487 2009-08-28 Jan Beulich <jbeulich@novell.com>
6489 * configure.ac: For in-tree ld, do a plain version check to
6490 determine whether comdat groups are supported.
6491 * configure: Regenerate.
6493 2009-08-28 Olivier Hainque <hainque@adacore.com>
6495 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6496 always defined. Reflect definition or absence of such for
6497 COLLECT_EXPORT_LIST. Readability helper.
6498 (scanfilter): New enum, to help control what symbols
6499 are to be considered or ignored by scan_prog_file.
6500 (enum pass): Rename as "scanpass", moved together with scanfilter
6501 prior to scan_prog_file's prototype.
6502 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6503 Group prototype with the scanpass/scanfilter definitions, factorize
6504 head comments for the several implementations at the prototype.
6505 (main): Reorganize the first pass link control to let AIX
6506 drag only the needed frame tables in executables. Prevent
6507 frame tables collection during the scan aimed at static ctors.
6508 Pre-link and scan for frame tables later to compensate.
6509 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6510 A C statement to issue assembly directives that create a reference
6511 to the given DWARF table identifier label from the current function
6513 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6514 to differentiate first time section entry. Only emit a .data
6515 tables start identifier label the first time around.
6516 (switch_to_frame_table_section): New function. Helper for
6517 output_call_frame_info to switch possibly BACK into the eh_frame
6518 or the debug_frame section depending on FOR_EH.
6519 (output_call_frame_info): Use helper to first enter the proper
6521 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6522 emit a link to the frame table start label from each function
6524 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6525 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6526 * config/rs6000/rs6000-protos.h: Declare it.
6527 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6529 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6531 * config/sh/sh.c (split_branches): Check the result of
6534 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6536 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6537 using -pthread -fopenmp
6539 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6541 * doc/service.texi (service directory): Update URL.
6543 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6545 PR rtl-optimization/40861
6546 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6547 extract word from a multi-word subreg for negative byte positions.
6549 2009-08-27 Tristan Gingold <gingold@adacore.com>
6550 Douglas B Rupp <rupp@gnat.com>
6552 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6553 (SECTION_VMS_OVERLAY): Define.
6554 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6556 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6558 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6559 common_object declarations.
6560 (ia64_section_type_flags): Set section flag for common_object.
6561 * config/ia64/ia64-protos.h
6562 (ia64_vms_output_aligned_decl_common): Declare.
6563 (ia64_vms_elf_asm_named_section): Declare.
6565 2009-08-27 Michael Matz <matz@suse.de>
6567 * expr.c (expand_expr_real_2): New function taking exploded
6568 unary or binary expression, split out from ...
6569 (expand_expr_real_1): ... here. Move over all unary/binary
6570 switch parts to above function, in particular these codes:
6571 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6572 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6573 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6574 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6575 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6576 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6577 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6578 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6579 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6580 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6581 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6582 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6583 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6584 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6585 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6586 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6587 VEC_PACK_FIX_TRUNC_EXPR.
6588 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6591 2009-08-27 Richard Guenther <rguenther@suse.de>
6593 * gengtype.c (main): Handle uint64_t.
6594 * ipa-utils.c (get_base_var): Indent properly.
6595 * tree-ssa-live.c (debug_scope_block): New function.
6596 * tree-flow.h (debug_scope_block): Declare.
6597 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6598 * basic-block.h (enum profile_status): Rename to
6599 enum profile_status_d.
6600 (x_profile_status): Adjust type.
6602 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6605 * dwarf2out.c (get_context_die): Declare this static function.
6606 (gen_type_die_with_usage): Make sure a DIE is a generated for
6607 the context of a typedef.
6609 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6611 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6614 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6616 * config/mips/mips-protos.h (mips_output_sync): Declare.
6617 (mips_sync_loop_insns): Likewise.
6618 (mips_output_sync_loop): Replace first two parameters with an rtx.
6619 * config/mips/mips.c (mips_multi_member): New structure.
6620 (mips_multi_members): New variable.
6621 (mips_multi_start): New function.
6622 (mips_multi_add): Likewise.
6623 (mips_multi_add_insn): Likewise.
6624 (mips_multi_add_label): Likewise.
6625 (mips_multi_last_index): Likewise.
6626 (mips_multi_copy_insn): Likewise.
6627 (mips_multi_set_operand): Likewise.
6628 (mips_multi_write): Likewise.
6629 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6630 (mips_init_print_operand_punct): Update accordingly.
6631 (mips_start_ll_sc_sync_block): New function.
6632 (mips_end_ll_sc_sync_block): Likewise.
6633 (mips_output_sync): Likewise.
6634 (mips_sync_insn1_template): Likewise.
6635 (mips_sync_insn2_template): Likewise.
6636 (mips_get_sync_operand): Likewise.
6637 (mips_process_sync_loop): Likewise.
6638 (mips_output_sync_loop): Use mips_process_sync_loop.
6639 (mips_sync_loop_insns): New function.
6640 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6641 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6642 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6643 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6644 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6645 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6646 (MIPS_SYNC_OLD_OP_12): Likewise.
6647 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6648 (MIPS_SYNC_NEW_OP_12): Likewise.
6649 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6650 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6651 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6652 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6653 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6654 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6655 * config/mips/mips.md (sync_mem): New attribute.
6656 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6657 (sync_exclusive_mask, sync_required_oldval): Likewise.
6658 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6659 (sync_release_barrier): Likewise.
6660 (length): Handle sync loops.
6661 (sync): Use mips_output_sync.
6662 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6663 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6664 and use mips_output_sync_loop.
6665 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6666 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6667 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6668 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6669 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6670 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6671 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6672 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6673 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6675 2009-08-26 Richard Guenther <rguenther@suse.de>
6678 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6679 the types to not match.
6680 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6682 * tree-ssa.c (useless_type_conversion_p): Conversions to
6683 pointers to unprototyped functions are useless.
6685 2009-08-26 Richard Guenther <rguenther@suse.de>
6687 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6688 whole-program condition, prepare to be called for non-globals.
6689 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6690 params build a representative with known type and track its fields.
6692 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6694 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6695 clearing by a taken branch.
6696 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6697 effectively after bbro pass.
6698 (sync_nand<mode>): Ditto.
6699 (sync_old_<fetchop_name><mode>): Ditto.
6700 (sync_old_nand<mode>): Ditto.
6701 (sync_new_<fetchop_name><mode>): Dito.
6702 (sync_new_nand<mode>): Ditto.
6703 (sync_compare_and_swap<mode>_1): Ditto.
6704 (*sync_compare_and_swap<mode>): Ditto.
6705 (sync_lock_test_and_set<mode>_1): Ditto.
6706 ("sync_lock_test_and_set<mode>): Ditto.
6708 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6710 * hwint.h (HOST_LONG_FORMAT): New macro
6711 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6712 Use HOST_PTR_PRINTF.
6713 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6714 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6715 (HOST_PTR_PRINTF): Document.
6717 2009-08-25 Jan Hubicka <jh@suse.cz>
6719 * config/i386/bmmintrin.h: Replace by #error.
6722 Michael Meissner <michael.meissner@amd.com>
6723 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6724 Tony Linthicum <tony.linthicum@amd.com>
6726 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6727 (TARGET_ROUND): New macro for the round/ptest instructions which
6728 are shared between SSE4.1 and SSE5.
6729 (OPTION_MASK_ISA_ROUND): Ditto.
6730 (OPTION_ISA_ROUND): Ditto.
6731 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6732 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6734 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6735 (-mfused-madd): New switch to give users control over whether the
6736 compiler optimizes to use the multiply/add SSE5 instructions.
6738 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6739 (ix86_handle_option): Turn off 3dnow if -msse5.
6740 (override_options): Add SSE5 support.
6741 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6743 (ix86_expand_sse_movcc): Add SSE5 support.
6744 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6745 vector type to the next largest size.
6746 (ix86_expand_sse5_pack): New function to use pperm to pack a
6747 vector type to the next smallest size.
6748 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6749 (IX86_BUILTIN_FMADDSD): Ditto.
6750 (IX86_BUILTIN_FMADDPS): Ditto.
6751 (IX86_BUILTIN_FMADDPD): Ditto.
6752 (IX86_BUILTIN_FMSUBSS): Ditto.
6753 (IX86_BUILTIN_FMSUBSD): Ditto.
6754 (IX86_BUILTIN_FMSUBPS): Ditto.
6755 (IX86_BUILTIN_FMSUBPD): Ditto.
6756 (IX86_BUILTIN_FNMADDSS): Ditto.
6757 (IX86_BUILTIN_FNMADDSD): Ditto.
6758 (IX86_BUILTIN_FNMADDPS): Ditto.
6759 (IX86_BUILTIN_FNMADDPD): Ditto.
6760 (IX86_BUILTIN_FNMSUBSS): Ditto.
6761 (IX86_BUILTIN_FNMSUBSD): Ditto.
6762 (IX86_BUILTIN_FNMSUBPS): Ditto.
6763 (IX86_BUILTIN_FNMSUBPD): Ditto.
6764 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6765 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6766 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6767 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6768 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6769 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6770 (IX86_BUILTIN_PPERM): Ditto.
6771 (IX86_BUILTIN_PERMPS): Ditto.
6772 (IX86_BUILTIN_PERMPD): Ditto.
6773 (IX86_BUILTIN_PMACSSWW): Ditto.
6774 (IX86_BUILTIN_PMACSWW): Ditto.
6775 (IX86_BUILTIN_PMACSSWD): Ditto.
6776 (IX86_BUILTIN_PMACSWD): Ditto.
6777 (IX86_BUILTIN_PMACSSDD): Ditto.
6778 (IX86_BUILTIN_PMACSDD): Ditto.
6779 (IX86_BUILTIN_PMACSSDQL): Ditto.
6780 (IX86_BUILTIN_PMACSSDQH): Ditto.
6781 (IX86_BUILTIN_PMACSDQL): Ditto.
6782 (IX86_BUILTIN_PMACSDQH): Ditto.
6783 (IX86_BUILTIN_PMADCSSWD): Ditto.
6784 (IX86_BUILTIN_PMADCSWD): Ditto.
6785 (IX86_BUILTIN_PHADDBW): Ditto.
6786 (IX86_BUILTIN_PHADDBD): Ditto.
6787 (IX86_BUILTIN_PHADDBQ): Ditto.
6788 (IX86_BUILTIN_PHADDWD): Ditto.
6789 (IX86_BUILTIN_PHADDWQ): Ditto.
6790 (IX86_BUILTIN_PHADDDQ): Ditto.
6791 (IX86_BUILTIN_PHADDUBW): Ditto.
6792 (IX86_BUILTIN_PHADDUBD): Ditto.
6793 (IX86_BUILTIN_PHADDUBQ): Ditto.
6794 (IX86_BUILTIN_PHADDUWD): Ditto.
6795 (IX86_BUILTIN_PHADDUWQ): Ditto.
6796 (IX86_BUILTIN_PHADDUDQ): Ditto.
6797 (IX86_BUILTIN_PHSUBBW): Ditto.
6798 (IX86_BUILTIN_PHSUBWD): Ditto.
6799 (IX86_BUILTIN_PHSUBDQ): Ditto.
6800 (IX86_BUILTIN_PROTB): Ditto.
6801 (IX86_BUILTIN_PROTW): Ditto.
6802 (IX86_BUILTIN_PROTD): Ditto.
6803 (IX86_BUILTIN_PROTQ): Ditto.
6804 (IX86_BUILTIN_PROTB_IMM): Ditto.
6805 (IX86_BUILTIN_PROTW_IMM): Ditto.
6806 (IX86_BUILTIN_PROTD_IMM): Ditto.
6807 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6808 (IX86_BUILTIN_PSHLB): Ditto.
6809 (IX86_BUILTIN_PSHLW): Ditto.
6810 (IX86_BUILTIN_PSHLD): Ditto.
6811 (IX86_BUILTIN_PSHLQ): Ditto.
6812 (IX86_BUILTIN_PSHAB): Ditto.
6813 (IX86_BUILTIN_PSHAW): Ditto.
6814 (IX86_BUILTIN_PSHAD): Ditto.
6815 (IX86_BUILTIN_PSHAQ): Ditto.
6816 (IX86_BUILTIN_FRCZSS): Ditto.
6817 (IX86_BUILTIN_FRCZSD): Ditto.
6818 (IX86_BUILTIN_FRCZPS): Ditto.
6819 (IX86_BUILTIN_FRCZPD): Ditto.
6820 (IX86_BUILTIN_CVTPH2PS): Ditto.
6821 (IX86_BUILTIN_CVTPS2PH): Ditto.
6822 (IX86_BUILTIN_COMEQSS): Ditto.
6823 (IX86_BUILTIN_COMNESS): Ditto.
6824 (IX86_BUILTIN_COMLTSS): Ditto.
6825 (IX86_BUILTIN_COMLESS): Ditto.
6826 (IX86_BUILTIN_COMGTSS): Ditto.
6827 (IX86_BUILTIN_COMGESS): Ditto.
6828 (IX86_BUILTIN_COMUEQSS): Ditto.
6829 (IX86_BUILTIN_COMUNESS): Ditto.
6830 (IX86_BUILTIN_COMULTSS): Ditto.
6831 (IX86_BUILTIN_COMULESS): Ditto.
6832 (IX86_BUILTIN_COMUGTSS): Ditto.
6833 (IX86_BUILTIN_COMUGESS): Ditto.
6834 (IX86_BUILTIN_COMORDSS): Ditto.
6835 (IX86_BUILTIN_COMUNORDSS): Ditto.
6836 (IX86_BUILTIN_COMFALSESS): Ditto.
6837 (IX86_BUILTIN_COMTRUESS): Ditto.
6838 (IX86_BUILTIN_COMEQSD): Ditto.
6839 (IX86_BUILTIN_COMNESD): Ditto.
6840 (IX86_BUILTIN_COMLTSD): Ditto.
6841 (IX86_BUILTIN_COMLESD): Ditto.
6842 (IX86_BUILTIN_COMGTSD): Ditto.
6843 (IX86_BUILTIN_COMGESD): Ditto.
6844 (IX86_BUILTIN_COMUEQSD): Ditto.
6845 (IX86_BUILTIN_COMUNESD): Ditto.
6846 (IX86_BUILTIN_COMULTSD): Ditto.
6847 (IX86_BUILTIN_COMULESD): Ditto.
6848 (IX86_BUILTIN_COMUGTSD): Ditto.
6849 (IX86_BUILTIN_COMUGESD): Ditto.
6850 (IX86_BUILTIN_COMORDSD): Ditto.
6851 (IX86_BUILTIN_COMUNORDSD): Ditto.
6852 (IX86_BUILTIN_COMFALSESD): Ditto.
6853 (IX86_BUILTIN_COMTRUESD): Ditto.
6854 (IX86_BUILTIN_COMEQPS): Ditto.
6855 (IX86_BUILTIN_COMNEPS): Ditto.
6856 (IX86_BUILTIN_COMLTPS): Ditto.
6857 (IX86_BUILTIN_COMLEPS): Ditto.
6858 (IX86_BUILTIN_COMGTPS): Ditto.
6859 (IX86_BUILTIN_COMGEPS): Ditto.
6860 (IX86_BUILTIN_COMUEQPS): Ditto.
6861 (IX86_BUILTIN_COMUNEPS): Ditto.
6862 (IX86_BUILTIN_COMULTPS): Ditto.
6863 (IX86_BUILTIN_COMULEPS): Ditto.
6864 (IX86_BUILTIN_COMUGTPS): Ditto.
6865 (IX86_BUILTIN_COMUGEPS): Ditto.
6866 (IX86_BUILTIN_COMORDPS): Ditto.
6867 (IX86_BUILTIN_COMUNORDPS): Ditto.
6868 (IX86_BUILTIN_COMFALSEPS): Ditto.
6869 (IX86_BUILTIN_COMTRUEPS): Ditto.
6870 (IX86_BUILTIN_COMEQPD): Ditto.
6871 (IX86_BUILTIN_COMNEPD): Ditto.
6872 (IX86_BUILTIN_COMLTPD): Ditto.
6873 (IX86_BUILTIN_COMLEPD): Ditto.
6874 (IX86_BUILTIN_COMGTPD): Ditto.
6875 (IX86_BUILTIN_COMGEPD): Ditto.
6876 (IX86_BUILTIN_COMUEQPD): Ditto.
6877 (IX86_BUILTIN_COMUNEPD): Ditto.
6878 (IX86_BUILTIN_COMULTPD): Ditto.
6879 (IX86_BUILTIN_COMULEPD): Ditto.
6880 (IX86_BUILTIN_COMUGTPD): Ditto.
6881 (IX86_BUILTIN_COMUGEPD): Ditto.
6882 (IX86_BUILTIN_COMORDPD): Ditto.
6883 (IX86_BUILTIN_COMUNORDPD): Ditto.
6884 (IX86_BUILTIN_COMFALSEPD): Ditto.
6885 (IX86_BUILTIN_COMTRUEPD): Ditto.
6886 (IX86_BUILTIN_PCOMEQUB): Ditto.
6887 (IX86_BUILTIN_PCOMNEUB): Ditto.
6888 (IX86_BUILTIN_PCOMLTUB): Ditto.
6889 (IX86_BUILTIN_PCOMLEUB): Ditto.
6890 (IX86_BUILTIN_PCOMGTUB): Ditto.
6891 (IX86_BUILTIN_PCOMGEUB): Ditto.
6892 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6893 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6894 (IX86_BUILTIN_PCOMEQUW): Ditto.
6895 (IX86_BUILTIN_PCOMNEUW): Ditto.
6896 (IX86_BUILTIN_PCOMLTUW): Ditto.
6897 (IX86_BUILTIN_PCOMLEUW): Ditto.
6898 (IX86_BUILTIN_PCOMGTUW): Ditto.
6899 (IX86_BUILTIN_PCOMGEUW): Ditto.
6900 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6901 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6902 (IX86_BUILTIN_PCOMEQUD): Ditto.
6903 (IX86_BUILTIN_PCOMNEUD): Ditto.
6904 (IX86_BUILTIN_PCOMLTUD): Ditto.
6905 (IX86_BUILTIN_PCOMLEUD): Ditto.
6906 (IX86_BUILTIN_PCOMGTUD): Ditto.
6907 (IX86_BUILTIN_PCOMGEUD): Ditto.
6908 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6909 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6910 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6911 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6912 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6913 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6914 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6915 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6916 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6917 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6918 (IX86_BUILTIN_PCOMEQB): Ditto.
6919 (IX86_BUILTIN_PCOMNEB): Ditto.
6920 (IX86_BUILTIN_PCOMLTB): Ditto.
6921 (IX86_BUILTIN_PCOMLEB): Ditto.
6922 (IX86_BUILTIN_PCOMGTB): Ditto.
6923 (IX86_BUILTIN_PCOMGEB): Ditto.
6924 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6925 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6926 (IX86_BUILTIN_PCOMEQW): Ditto.
6927 (IX86_BUILTIN_PCOMNEW): Ditto.
6928 (IX86_BUILTIN_PCOMLTW): Ditto.
6929 (IX86_BUILTIN_PCOMLEW): Ditto.
6930 (IX86_BUILTIN_PCOMGTW): Ditto.
6931 (IX86_BUILTIN_PCOMGEW): Ditto.
6932 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6933 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6934 (IX86_BUILTIN_PCOMEQD): Ditto.
6935 (IX86_BUILTIN_PCOMNED): Ditto.
6936 (IX86_BUILTIN_PCOMLTD): Ditto.
6937 (IX86_BUILTIN_PCOMLED): Ditto.
6938 (IX86_BUILTIN_PCOMGTD): Ditto.
6939 (IX86_BUILTIN_PCOMGED): Ditto.
6940 (IX86_BUILTIN_PCOMFALSED): Ditto.
6941 (IX86_BUILTIN_PCOMTRUED): Ditto.
6942 (IX86_BUILTIN_PCOMEQQ): Ditto.
6943 (IX86_BUILTIN_PCOMNEQ): Ditto.
6944 (IX86_BUILTIN_PCOMLTQ): Ditto.
6945 (IX86_BUILTIN_PCOMLEQ): Ditto.
6946 (IX86_BUILTIN_PCOMGTQ): Ditto.
6947 (IX86_BUILTIN_PCOMGEQ): Ditto.
6948 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6949 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6950 (enum multi_arg_type): New enum for describing the various SSE5
6951 intrinsic argument types.
6952 (bdesc_multi_arg): New table for SSE5 intrinsics.
6953 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6954 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6956 (ix86_expand_builtin): Add SSE5 intrinsic support.
6957 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6958 operand instructions.
6959 (ix86_expand_sse5_multiple_memory): New function to split the
6960 second memory reference from SSE5 instructions.
6961 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6962 (ix86_return_pops_args): Use stdarg_p to determine if the function
6963 has variable arguments.
6964 (ix86_setup_incoming_varargs): Ditto.
6965 (x86_this_parameter): Ditto.
6967 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6969 (ix86_expand_sse5_pack): Ditto.
6970 (ix86_sse5_valid_op_p): Ditto.
6971 (ix86_expand_sse5_multiple_memory): Ditto.
6973 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6974 constant for SSE5 support.
6975 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6976 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6977 (UNSPEC_SSE5_PERMUTE): Ditto.
6978 (UNSPEC_SSE5_ASHIFT): Ditto.
6979 (UNSPEC_SSE5_LSHIFT): Ditto.
6980 (UNSPEC_FRCZ): Ditto.
6981 (UNSPEC_CVTPH2PS): Ditto.
6982 (UNSPEC_CVTPS2PH): Ditto.
6983 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6985 (COM_FALSE_S): Ditto.
6986 (COM_FALSE_P): Ditto.
6987 (COM_TRUE_S): Ditto.
6988 (COM_TRUE_P): Ditto.
6989 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6990 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6992 (memory attribute): Ditto.
6993 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6994 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6995 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6996 (floor<mode>2): Ditto.
6997 (ceil<mode>2): Ditto.
6998 (btrunc<mode>2): Ditto.
6999 (nearbyintdf2): Ditto.
7000 (nearbyintsf2): Ditto.
7001 (sse_setccsf): Disable if SSE5.
7002 (sse_setccdf): Ditto.
7003 (sse5_setcc<mode>): New support for SSE5 conditional move.
7004 (sse5_pcmov_<mode>): Ditto.
7006 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7008 (SSEMODEF2P): Ditto.
7009 (ssemodesuffixf4): New mode attribute for SSE5.
7010 (ssemodesuffixf2s): Ditto.
7011 (ssemodesuffixf2c): Ditto.
7012 (sserotatemax): Ditto.
7013 (ssescalarmode): Ditto.
7014 (sse_maskcmpv4sf3): Disable if SSE5.
7015 (sse_maskcmpv2df3): Ditto.
7016 (sse_vmmaskcmpv4sf3): Ditto.
7017 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7018 (sse5_vmfmadd<mode>4): Ditto.
7019 (sse5_fmsub<mode>4): Ditto.
7020 (sse5_vmfmsub<mode>4): Ditto.
7021 (sse5_fnmadd<mode>4): Ditto.
7022 (sse5_vmfnmadd<mode>4): Ditto.
7023 (sse5_fnmsub<mode>4): Ditto.
7024 (sse5_vmfnmsub<mode>4): Ditto.
7025 (sse5i_fmadd<mode>4): Ditto.
7026 (sse5i_fmsub<mode>4): Ditto.
7027 (sse5i_fnmadd<mode>4): Ditto.
7028 (sse5i_fnmsub<mode>4): Ditto.
7029 (sse5i_vmfmadd<mode>4): Ditto.
7030 (sse5i_vmfmsub<mode>4): Ditto.
7031 (sse5i_vmfnmadd<mode>4): Ditto.
7032 (sse5i_vmfnmsub<mode>4): Ditto.
7033 (mulv16qi3): Add SSE5 support.
7035 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7036 (sse2_mulv4si3): Disable if SSE5.
7037 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7038 (sse4_1_roundps): Ditto.
7039 (sse4_1_roundsd): Ditto.
7040 (sse4_1_roundss): Ditto.
7041 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7043 (sse_maskcmpsf3): Ditto.
7044 (sse_vmmaskcmpv4sf3): Ditto.
7045 (sse2_maskcmpv2df3): Ditto.
7046 (sse2_maskcmpdf3): Ditto.
7047 (sse2_vmmaskcmpv2df3): Ditto.
7048 (sse2_eq<mode>3): Ditto.
7049 (sse2_gt<mode>3): Ditto.
7050 (sse5_pcmov_<mode>): Add SSE5 support.
7051 (vec_unpacku_hi_v16qi): Ditto.
7052 (vec_unpacks_hi_v16qi): Ditto.
7053 (vec_unpacku_lo_v16qi): Ditto.
7054 (vec_unpacks_lo_v16qi): Ditto.
7055 (vec_unpacku_hi_v8hi): Ditto.
7056 (vec_unpacks_hi_v8hi): Ditto.
7057 (vec_unpacku_lo_v8hi): Ditto.
7058 (vec_unpacks_lo_v8hi): Ditto.
7059 (vec_unpacku_hi_v4si): Ditto.
7060 (vec_unpacks_hi_v4si): Ditto.
7061 (vec_unpacku_lo_v4si): Ditto.
7062 (vec_unpacks_lo_v4si): Ditto.
7063 (sse5_pmacsww): New SSE5 intrinsic insn.
7064 (sse5_pmacssww): Ditto.
7065 (sse5_pmacsdd): Ditto.
7066 (sse5_pmacssdd): Ditto.
7067 (sse5_pmacssdql): Ditto.
7068 (sse5_pmacssdqh): Ditto.
7069 (sse5_pmacsdqh): Ditto.
7070 (sse5_pmacsswd): Ditto.
7071 (sse5_pmacswd): Ditto.
7072 (sse5_pmadcsswd): Ditto.
7073 (sse5_pmadcswd): Ditto.
7074 (sse5_pcmov_<move>): Conditional move support on SSE5.
7075 (sse5_phaddbw): New SSE5 intrinsic insn.
7076 (sse5_phaddbd): Ditto.
7077 (sse5_phaddbq): Ditto.
7078 (sse5_phaddwd): Ditto.
7079 (sse5_phaddwq): Ditto.
7080 (sse5_phadddq): Ditto.
7081 (sse5_phaddubw): Ditto.
7082 (sse5_phaddubd): Ditto.
7083 (sse5_phaddubq): Ditto.
7084 (sse5_phadduwd): Ditto.
7085 (sse5_phadduwq): Ditto.
7086 (sse5_phaddudq): Ditto.
7087 (sse5_phsubbw): Ditto.
7088 (sse5_phsubwd): Ditto.
7089 (sse5_phsubdq): Ditto.
7090 (sse5_pperm): Ditto.
7091 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7092 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7093 (sse5_pperm_sign_v8hi_v4si): Ditto.
7094 (sse5_pperm_zero_v8hi_v4si): Ditto.
7095 (sse5_pperm_sign_v4si_v2di): Ditto.
7096 (sse5_pperm_sign_v4si_v2di): Ditto.
7097 (sse5_pperm_pack_v2di_v4si): Ditto.
7098 (sse5_pperm_pack_v4si_v8hi): Ditto.
7099 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7100 (sse5_perm<mode>): New SSE5 intrinsic insn.
7101 (rotl<mode>3): Ditto.
7102 (sse5_rotl<mode>3): Ditto.
7103 (sse5_ashl<mode>3): Ditto.
7104 (sse5_lshl<mode>3): Ditto.
7105 (sse5_frcz<mode>2): Ditto.
7106 (sse5s_frcz<mode>2): Ditto.
7107 (sse5_cvtph2ps): Ditto.
7108 (sse5_cvtps2ph): Ditto.
7109 (sse5_vmmaskcmp<mode>3): Ditto.
7110 (sse5_com_tf<mode>3): Ditto.
7111 (sse5_maskcmp<mode>3): Ditto.
7112 (sse5_maskcmp_uns<mode>3): Ditto.
7113 (sse5_maskcmp_uns2<mode>3): Ditto.
7114 (sse5_pcom_tf<mode>3): Ditto.
7116 * config/i386/predicates.md (sse5_comparison_float_operator):
7117 New predicate to match the comparison operators supported by
7118 the SSE5 com instruction.
7119 (ix86_comparison_int_operator): New predicate to match just the
7120 signed int comparisons.
7121 (ix86_comparison_uns_operator): New predicate to match just the
7122 unsigned int comparisons.
7124 * doc/invoke.texi (-msse5): Add documentation.
7125 (-mfused-madd): Ditto.
7127 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7129 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7131 (x86_64-*-*): Ditto.
7133 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7135 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7136 intrinisics for SSE5.
7138 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7141 * config/i386/mmintrin-common.h: New file, to contain common
7142 instructions between SSE4.1 and SSE5.
7144 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7145 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7146 (gen_regparm_prefix): Ditto.
7148 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7149 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7150 prototype_p to determine if a function is prototyped.
7152 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7154 * c-common.c (c_common_reswords) add the alignof keyword,
7155 with same RID as __alignof and __alignof__
7157 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7159 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7160 * hooks.c (hook_bool_const_int_const_int_true): New function.
7161 * target.h (struct gcc_target): Add can_eliminate field.
7162 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7163 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7164 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7165 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7166 (elim_table): Revise comment.
7167 * system.h (CAN_ELIMINATE): Poison.
7168 * defaults.h (CAN_ELIMINATE): Remove.
7169 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7171 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7172 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7174 (alpha_vms_can_eliminate): Declare as static, change return type to
7176 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7178 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7179 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7180 (arm_can_eliminate): New function.
7182 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7183 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7184 (avr_can_eliminate): Declare as static.
7185 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7187 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7188 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7189 (bfin_can_eliminate): New function.
7191 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7192 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7193 (crx_can_eliminate): New function.
7195 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7196 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7197 (fr30_can_eliminate): New function.
7199 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7200 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7201 (frv_can_eliminate): New function.
7203 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7204 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7205 (h8300_can_eliminate): New function.
7207 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7208 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7209 (i386_can_eliminate): Declare as static, change return type to bool.
7210 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7212 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7213 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7214 (ia64_can_eliminate): New function.
7216 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7217 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7218 (iq2000_can_eliminate): New function.
7220 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7221 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7222 (m32r_can_eliminate): New function.
7224 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7225 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7226 (m68hc11_can_eliminate): New function.
7228 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7229 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7230 (m68k_can_eliminate): New function.
7232 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7233 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7234 (mep_can_eliminate): New function.
7236 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7237 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7238 (mips_can_eliminate): New function.
7240 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7241 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7242 (rs6000_can_eliminate): New function.
7244 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7245 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7246 (s390_can_eliminate): Declare as static.
7247 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7249 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7250 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7251 (score_can_eliminate): New function.
7253 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7254 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7255 (sparc_can_eliminate): Declare as static.
7256 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7258 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7259 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7260 (xstormy16_can_eliminate): New function.
7262 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7263 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7264 (v850_can_eliminate): New function.
7266 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7268 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7269 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7270 (*movdfcc_ext[1234]): Disable for IEEE mode.
7272 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7274 * gimplify.c (prepare_gimple_addressable): New static function.
7275 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7277 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7278 manually fiddling with it.
7280 2009-08-25 Michael Matz <matz@suse.de>
7282 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7283 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7285 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7286 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7287 (do_jump): Split out code for simple binary comparisons into ...
7288 (do_jump_1): ... this, taking the individual operands and code.
7289 Change callers to helper function above accordingly.
7290 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7293 2009-08-25 Michael Matz <matz@suse.de>
7295 * expr.h (struct separate_ops, sepops): New type for passing
7296 around an exploded simple expression.
7297 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7298 Use this structure instead of expression tree.
7299 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7300 expression, only its type.
7301 (expand_vec_cond_expr): Take type and individual operands instead
7303 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7304 expand_vec_shift_expr): Change prototype accordingly.
7305 * tree-vect-stmts.c (vectorizable_condition): Change call of
7306 expand_vec_cond_expr_p to pass only type.
7307 * expr.c (do_store_flags): Change prototype and implementation
7308 to take an exploded expression.
7309 (expand_expr_real_1): New local ops initialized with details
7310 of the full expression. Use it instead of full
7311 expression in calls to do_store_flags, expand_vec_cond_expr,
7312 expand_widen_pattern_expr and expand_vec_shift_expr.
7314 2009-08-25 Michael Matz <matz@suse.de>
7316 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7317 treeop2 initialized with first three operands of the full expression.
7318 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7320 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7322 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7323 (__gthread_objc_condition_allocate): Mark arguments as unused.
7324 (__gthread_objc_condition_deallocate): Likewise.
7325 (__gthread_objc_condition_wait): Likewise.
7326 (__gthread_objc_condition_broadcast): Likewise.
7327 (__gthread_objc_condition_signal): Likewise.
7328 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7329 (__gthread_objc_thread_id): Likewise.
7331 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7334 * tree-pretty-print.c (print_call_name): Print the correct call name
7335 for procedure pointer components.
7337 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7339 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7340 default_promote_function_mode when not VMS.
7342 2009-08-24 Olivier Hainque <hainque@adacore.com>
7344 * convert.c (convert_to_integer): Don't assume an input pointer is
7345 POINTER_SIZE wide. Fetch from the type instead.
7347 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7349 * configure.ac (AC_PREREQ): Bump to 2.64.
7351 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7353 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7354 (process_command): Don't search standard_exec_prefix_1 and
7355 standard_exec_prefix_2.
7357 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7359 * config/arm/arm.c (output_return_instruction): Handle for
7362 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7364 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7366 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7368 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7369 (*arm_movdf_vfp): Likewise.
7371 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7373 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7374 (vashr<mode>3): Rename from ashr<mode>3.
7375 (vlshr<mode>3): Rename from lshr<mode>3.
7377 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7380 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7381 (check_format_info_main): Use scalar_identify_flag.
7382 (check_format_types): Check for scalar size identity if
7383 scalar_identify_flag is set.
7384 (printf_length_specs): Extend by new field.
7385 (asm_fprintf_length_specs): Likewise.
7386 (gcc_diag_length_specs): Likewise.
7387 (scanf_length_specs): Likewise.
7388 (strfmon_length_specs): Likewise.
7389 (gcc_gfc_length_specs): Likewise.
7390 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7391 (ms_printf_flag_specs): Likewise.
7392 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7394 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7397 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7398 (*call_value_pop_1): Ditto.
7399 (*sibcall_pop_1): New insn pattern.
7400 (*sibcall_value_pop_1): Ditto.
7402 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7405 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7408 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7411 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7412 (get_reg_use_in): New function.
7413 (forward_propagate_subreg): Propagate through subreg of zero_extend
7416 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7418 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7419 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7421 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7423 * configure.ac: Remove --with-datarootdir, --with-docdir,
7424 --with-htmldir switches. No need to call AC_SUBST for
7425 datarootdir, docdir, htmldir any more.
7426 * configure: Regenerate.
7427 * doc/install.texi (Configuration): Document --datarootdir,
7428 --docdir, --htmldir, --pdfdir; update documentation for
7429 --infodir, --mandir.
7430 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7433 * aclocal.m4: Regenerate.
7434 * config.in: Regenerate.
7435 * configure: Regenerate.
7437 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7438 Olivier Hainque <hainque@adacore.com>
7440 * config/ia64/ia64.c: Include libfuncs.h.
7441 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7442 (ia64_expand_call): Use reg 25 on VMS.
7443 (ia64_initialize_trampoline): Fix for VMS ABI.
7444 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7445 (ia64_function_arg): Initialize reg 25 on VMS.
7446 Fix OpenVMS ABI issues for varargs.
7447 For OpenVMS, emit the Argument Information register set in the
7448 incoming/sibcall case as well.
7449 (ia64_arg_type): New function.
7450 (ia64_function_arg_advance): Keep track of cum->words.
7451 Fix OpenVMS ABI issues for varargs.
7452 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7453 (ia64_override_options): Set flag_no_common on VMS.
7454 (ia64_init_builtins): Disable FWRITE builtin.
7455 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7456 (ia64_vms_init_libfuncs): Add decc$ routines.
7457 (ia64_vms_valid_pointer_mode): New function.
7458 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7459 (ia64_promote_function_mode): New function
7460 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7461 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7462 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7463 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7464 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7465 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7466 Suppress trailing '#' if VALUE is numeric.
7467 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7468 ia64_promote_function_mode.
7469 (TARGET_VALID_POINTER_MODE): Define.
7471 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7474 * config/rs6000/rs6000.c (rs6000_override_options): Use
7475 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7478 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7479 reporting of vector + decimal/boolean/complex error.
7481 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7483 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7484 __vector double TYPE_DECL.
7486 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7488 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7489 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7490 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7491 to pointer to enum machine_mode. Update all callers as needed.
7493 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7495 * config/alpha/alpha.md (exception_receiver): Emit alternative
7496 GP load sequence if flag_reorder_blocks_and_partition is set.
7497 (*exception_receiver_2): Also enable when
7498 flag_reorder_blocks_and_partition is set.
7500 2009-08-20 Matt Rice <ratmice@gmail.com>
7501 Diego Novillo <dnovillo@google.com>
7503 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7506 2009-08-20 Richard Guenther <rguenther@suse.de>
7508 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7509 * c-tree.h (c_dup_lang_specific_decl): Remove.
7510 (struct lang_decl, struct lang_type): Move definitions ...
7511 * c-lang.h: ... here. New file.
7512 * c-decl.c: Include c-lang.h.
7513 (c_dup_lang_specific_decl): Remove.
7514 * c-typeck.c: Include c-lang.h.
7515 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7516 (c-typeck.o): Likewise.
7517 * c-config-lang.in (gtfiles): Add c-lang.h.
7518 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7521 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7523 * config/alpha/alpha.c (alpha_end_function): Do not clear
7524 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7525 this is now handled in generic code.
7527 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7529 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7530 (s390_z10_fix_long_loop_prediction): New function.
7531 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7532 (s390_reorg): Walk over the INSNs and invoke
7533 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7535 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7537 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7538 "*brx_64bit", "*brx_31bit"): New patterns.
7539 * config/s390/s390.c ('E'): New output modifier.
7541 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7542 Richard Earnshaw <richard.earnshaw@arm.com>
7544 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7545 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7547 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7549 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7551 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7552 for mode mode of operand0 when doing secondary reload for SAR.
7554 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7557 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7558 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7560 2009-08-19 Jason Merrill <jason@redhat.com>
7562 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7563 supported template depth in C++0x.
7565 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7567 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7568 free_after_compilation.
7569 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7570 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7571 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7572 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7573 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7574 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7575 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7577 2009-08-19 Ian Lance Taylor <iant@google.com>
7579 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7580 of (plus (mult (neg B) C) A).
7582 2009-08-18 Michael Matz <matz@suse.de>
7584 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7585 instead of comparing TYPE_MAIN_VARIANT for equality.
7586 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7587 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7588 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7589 * gimplify.c (goa_lhs_expr_p): Ditto and use
7590 STRIP_USELESS_TYPE_CONVERSION.
7592 2009-08-18 Michael Matz <matz@suse.de>
7594 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7595 first field in a struct.
7596 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7598 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7600 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7601 locators before emit_insn is called. Remove assert that
7603 (alpha_end_function): Clear crtl->emit structure and free insn
7604 locators if cfun->is_thunk is true.
7606 2009-08-18 Jason Merrill <jason@redhat.com>
7608 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7610 * configure.ac: Test for it.
7611 * configure, config.in: Regenerate.
7612 * doc/install.texi: Document --enable-gnu-unique-object.
7614 2009-08-18 Richard Guenther <rguenther@suse.de>
7617 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7618 pow(x,y*z) only if x is nonnegative.
7620 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7622 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7626 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7627 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7629 2009-08-17 DJ Delorie <dj@redhat.com>
7631 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7632 * config/m32c/prologue.md (epilogue_freit): New.
7634 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7635 (bank_switch_p): Likewise.
7636 (fast_interrupt_p): Likewise.
7637 (interrupt_p): Likewise.
7638 (m32c_conditional_register_usage): Round memregs size up.
7639 (need_to_save): We only need to save $a0 when we use ENTER.
7640 (interrupt_p): Check for fast_interrupt too.
7641 (bank_switch_p): New.
7642 (fast_interrupt_p): New.
7643 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7644 (m32c_emit_prolog): Support bank switching and fast interrupts.
7645 * doc/extend.texi (Function Attributes): Add bank_switch and
7648 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7650 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7651 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7653 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7655 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7656 (menu): Add IA-64/VMS Options.
7657 (IA-64/VMS Options): Likewise.
7659 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7662 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7664 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7666 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7667 (mips_pop_asm_switch): Likewise.
7668 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7670 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7671 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7672 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7673 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7674 instead of set_noreorder.
7675 (mips_output_function_prologue): Use the new functions.
7676 (mips_output_function_epilogue): Likewise.
7677 (mips_need_noat_wrapper_p): New function, split out from...
7678 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7679 Use mips_push_asm_switch and mips_pop_asm_switch.
7680 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7681 and mips_pop_asm_switch.
7682 (ASM_OUTPUT_REG_POP): Likewise.
7683 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7684 Use mips_pop_asm_switch.
7685 (mips_asm_switch): New structure.
7686 (set_noreorder, set_nomacro): Replace with...
7687 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7688 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7689 instead of set_nomacro.
7690 (fix_truncsfsi2_macro): Likewise.
7691 (cprestore): Likewise.
7692 (hazard): Use mips_noreorder instead of set_noreorder.
7693 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7695 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7697 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7698 from prev_active_insn.
7700 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7702 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7703 * config/avr/avr.c (avr_override_options): Initialize
7704 avr_current_arch variable.
7705 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7706 __AVR_HAVE_16BIT_SP__ according to the device type.
7707 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7709 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7710 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7712 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7715 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7716 generating inlined subroutine die only. We shouldn't be
7717 called for anything else.
7718 (gen_block_die): Don't generate inline subroutine debug info for
7721 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7723 * graphite-poly.c (print_pbb): Print PBB index.
7725 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7728 * graphite-interchange.c (ppl_max_for_le): Moved...
7729 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7730 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7731 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7732 * graphite-ppl.h (ppl_max_for_le): Declared.
7734 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7736 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7737 supported on all platforms.
7738 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7739 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7740 * c-pragma.c: Likewise.
7741 * target-def.h (TARGET_INITIALIZER): Remove
7742 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7743 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7745 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7747 * config/ia64/fde-vms.c: New file.
7748 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7749 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7750 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7751 (uw_frame_state_for): Only register a personality routine if it is
7752 known to be compatible with our expectations.
7753 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7754 Declare unw_table_entry stack variable and
7755 mod all calls to _Unwind_FindTableEntry to add arg.
7756 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7757 (_Unwind_FindTableEntry): Add arg to prototype.
7759 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7761 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7762 field 'signal_pfs_loc'.
7763 (uw_frame_state_for): Remove duplicate code dealing with leaf
7764 procedures without unwind info.
7765 If in the frame after unwinding through a signal handler, restore
7766 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7767 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7768 'pfs_loc' to the AR.PFS location in the signal context; instead
7769 set 'signal_pfs_loc'.
7770 Manually generate the unwind info for the AR.PFS register.
7771 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7772 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7773 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7774 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7775 instead set 'signal_pfs_loc'.
7776 Remove code preventing the AR.PFS register from being restored
7777 from the signal context.
7779 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7780 Tristan Gingold <gingold@adacore.com>
7782 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7783 * config/ia64/t-vms: New file.
7784 * config/ia64/vms64.h: New file.
7785 * config/ia64/vms.h: New file.
7786 * config/ia64/vms-crtinit.asm: New file.
7787 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7788 * config/ia64/vms-unwind.h: New file.
7790 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7792 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7795 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7798 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7800 * real.h (do_mpc_arg2): ... here.
7801 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7804 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7806 * final.c (add_debug_prefix_map): Don't use GC memory for
7807 old_prefix and new_prefix.
7809 2009-08-14 Richard Guenther <rguenther@suse.de>
7811 * ipa-prop.c (compute_complex_pass_through): If we cannot
7812 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7814 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7816 * c-lex.c (c_lex_with_flags): Increase size of local variable
7817 to avoid memory clobber.
7819 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7822 * config/i386/i386.c (ix86_fp_comparison_strategy):
7823 Only enable/disable sahf at function granularity.
7825 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7827 PR rtl-optimization/41064
7828 * reload1.c (reload_as_needed): Don't call extract_insn
7829 for known invalid replacements after calling
7830 validate_replace_rtx_group and verify_changes.
7832 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7835 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7836 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7837 ix86_expand_fp_vcond.
7838 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7839 Assert that operation is supported by ix86_expand_int_vcond.
7840 (vcondu<SSEMODE124C8:mode>): Ditto.
7842 2009-08-13 DJ Delorie <dj@redhat.com>
7844 * config/i386/djgpp-stdint.h: New.
7845 * config.gcc (djgpp): Use it.
7847 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7849 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7850 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7852 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7854 * tree-ssa-loop-prefetch.c
7855 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7856 for long-stride pruning.
7857 (compute_miss_rate): New function to compute the probability
7858 that two memory references access different cache lines.
7860 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7862 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7864 2009-08-13 Richard Guenther <rguenther@suse.de>
7867 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7868 use the constant pointer type.
7869 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7870 of CV qualifiers on the target pointer type.
7871 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7872 conversion check before restrict check.
7874 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7877 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7879 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7881 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7883 2009-08-12 Richard Guenther <rguenther@suse.de>
7885 PR tree-optimization/41011
7886 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7887 and reference constructing.
7889 2009-08-12 Xinliang David Li <davidxl@google.com>
7891 PR tree-optimization/41012
7892 * tree-flow.h : New external interface.
7893 * gimple-low.c (check_call_arg): Change to public function.
7894 Remove argument mismatch check in lowering.
7895 * tree-inline.h (tree_can_inline_p): Interface change.
7896 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7898 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7899 Call change to tree_can_inline_p function.
7900 (cgraph_decide_inlining_incrementally): Ditto.
7902 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7904 PR tree-optimization/41031
7905 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7906 on the partition variable rather than promote_mode on the source
7907 type. Assert that the partition variable's type has the same
7908 mode as the source value's.
7910 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7912 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7913 for for_return == 2.
7914 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7916 * calls.c (expand_call): Fix typo.
7917 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7919 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7921 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7922 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7923 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7924 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7926 2009-08-12 Andrew Haley <aph@redhat.com>
7928 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7930 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7933 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7935 2009-08-12 Richard Guenther <rguenther@suse.de>
7937 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7938 * gimplify.c (gimplify_modify_expr): Do not use
7939 lang_hooks.types_compatible_p.
7940 * tree-ssa.c (useless_type_conversion_p): For aggregates
7941 just return false if the canonical types differ.
7943 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7946 * sese.c (convert_for_phi_arg): New.
7947 (add_guard_exit_phis): Use convert_for_phi_arg.
7949 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7951 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7952 unknown subscript upper bounds.
7954 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7955 Pranav Garg <pranav.garg2107@gmail.com>
7957 * graphite-interchange.c (gather_access_strides): Removed.
7958 (ppl_max_for_le): New.
7959 (build_linearized_memory_access): New.
7960 (memory_stride_in_loop): New.
7961 (pbb_interchange_profitable_p): Reimplemented.
7962 * graphite-ppl.h (ppl_new_id_map): New.
7963 (ppl_interchange): New.
7965 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7967 * graphite-interchange.c (compute_subscript): Removed.
7968 (compute_array_size_cstr): Removed.
7969 (compute_array_size_poly): Removed.
7970 (compute_array_size): Removed.
7971 (gather_access_strides_poly): Removed.
7972 (gather_access_strides): Empty.
7974 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7976 * graphite-dependences.c (dependence_polyhedron_1): Replace
7977 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7978 (graphite_legal_transform_dr): Same.
7979 (graphite_carried_dependence_level_k): Same.
7980 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7981 Initialize PDR_NB_SUBSCRIPTS.
7982 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7984 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7985 (PDR_NB_SUBSCRIPTS): New.
7986 (pdr_nb_subscripts): Removed.
7987 (pdr_dim): Simplified.
7988 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7989 with PDR_NB_SUBSCRIPTS.
7991 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7993 * graphite-interchange.c (compute_array_size): Remove use of
7995 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7996 Do not initialize PDR_DATA_CONTAINER.
7997 (print_pdr): Do not print PDR_DATA_CONTAINER.
7998 * graphite-poly.h (struct poly_dr): Remove data_container field.
7999 (PDR_DATA_CONTAINER): Removed.
8000 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8002 (build_poly_dr): Same.
8004 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8005 Sebastian Pop <sebastian.pop@amd.com>
8007 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8008 copy of the dependence polyhedron. Free the temporary objects.
8009 (graphite_carried_dependence_level_k): Free unused objects before
8012 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8014 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8015 Early return without analyzing the data dependences if no
8016 transform has been done. Call restore_scattering if the transform
8018 (graphite-interchange.c): Same.
8019 * graphite-poly.c (print_scattering_function): Test for
8021 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8022 (apply_poly_transforms): Do not gcc_assert that
8023 the transform is legal.
8024 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8025 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8026 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8027 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8028 * graphite-poly.h (struct poly_scattering): New.
8029 (struct poly_bb): Add original, transformed, and saved fields.
8030 Remove transformed_scattering, original_scattering,
8031 nb_local_variables and nb_scattering_transform fields.
8032 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8033 (poly_scattering_new): New.
8034 (poly_scattering_free): New.
8035 (poly_scattering_copy): New.
8036 (store_scattering_pbb): New.
8037 (store_scattering): New.
8038 (restore_scattering_pbb): New.
8039 (restore_scattering): New.
8040 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8041 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8043 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8045 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8048 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8050 * Makefile.in (graphite.o): Depends on PREDICT_H.
8051 * graphite.c: Include predict.h.
8052 (graphite_finalize): Call tree_estimate_probability.
8053 * predict.c (predict_loops): Do not call scev_initialize and
8055 (tree_estimate_probability_bb): New.
8056 (tree_estimate_probability): Do not initialize loops: move that
8057 code to the driver. Call tree_estimate_probability_bb.
8058 (tree_estimate_probability_driver): New.
8059 (pass_profile): Use tree_estimate_probability_driver.
8060 * predict.h (tree_estimate_probability): Declared.
8062 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8064 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8065 * graphite-dependences.c (graphite_legal_transform): Add time to
8066 TV_GRAPHITE_DATA_DEPS.
8067 (dependency_between_pbbs_p): Same.
8068 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8070 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8072 PR rtl-optimization/41033
8073 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8074 aliasing is disabled.
8076 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8078 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8079 si_mask_operand, and_load_operand, low_bitmask_operand,
8080 and_reg_operand, and_operand): New predicates.
8081 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8082 * config/mips/mips.c (and_operands_ok): New function.
8083 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8084 * config/mips/mips.md (move_type): Add ext_ins and logical.
8085 (type): Handle them.
8086 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8087 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8088 shift_shift. Remove commutative constraint modifier.
8089 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8091 (*clear_upper32_dext): Remove define_insn_and_split.
8092 (*clear_upper32): Turn this define_insn_and_split ...
8093 (splitter for ANDing register with 0xffff_ffff): .. into this.
8095 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8097 * combine.c (try_widen_shift_mode): Factor out code to check if an
8098 integer constant is a low-order bitmask from here ...
8099 * rtlanal.c (low_bitmask_len): ... to here.
8100 * rtl.h (low_bitmask_len): Declare.
8102 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8105 * config/alpha/alpha.md (addsi3): Remove expander.
8106 (addsi3): Rename from *addsi3_internal insn pattern.
8107 (subsi3): Remove expander.
8108 (subsi3): Rename from *subsi3_internal insn pattern.
8110 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8112 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8115 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8116 Eric Botcazou <botcazou@adacore.com>
8117 Douglas B Rupp <rupp@gnat.com>
8119 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8120 that records that fit in 64 bits are returned by immediate value,
8121 as required by OpenVMS Calling Standard.
8122 (function_value): Adjust for above modification.
8123 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8124 virtual_incoming_args_rtx as base object, not next_arg.
8125 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8127 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8129 * reload.c (find_reloads_subreg_address): Check the original
8130 req_equiv_mem address to detect the case where an address is
8131 not valid in the outer mode.
8133 2009-08-11 Richard Guenther <rguenther@suse.de>
8136 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8138 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8140 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8141 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8143 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8144 Douglas B Rupp <rupp@gnat.com>
8146 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8147 PT_STACK when frame_pointer_needed on OpenVMS.
8148 (alpha_pv_save_size, alpha_using_fp): Remove.
8149 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8150 with proper processing for PT_NULL.
8151 (alpha_vms_initial_elimination_offset): New function. Support for
8152 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8153 (alpha_sa_size): Force procedure type to PT_STACK when
8154 frame_pointer_needed on OpenVMS.
8155 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8156 (alpha_using_fp): Likewise.
8157 (alpha_vms_can_eliminate): Add prototype.
8158 (alpha_vms_initial_elimination_offset): Likewise.
8159 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8160 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8162 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8163 Douglas B Rupp <rupp@gnat.com>
8165 * config/alpha/alpha.c (common_object_handler): New function.
8166 (vms_attribute_table): Declare a single attribute "common_object".
8167 (vms_output_aligned_decl_common): New global function.
8168 (SECTION_VMS_OVERLAY): Delete.
8169 (SECTION_VMS_GLOBAL): Likewise.
8170 (SECTION_VMS_INITIALIZE): Likewise.
8171 (vms_asm_named_section): Remove support for above flags.
8172 (vms_section_type_flags): Delete.
8173 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8174 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8175 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8176 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8178 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8181 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8182 (sub_ddmmss): Likewise.
8184 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8187 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8190 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8193 * reload1.c (reload_as_needed): Use cancel_changes to completely
8194 undo a failed replacement attempt.
8196 2009-08-10 Richard Guenther <rguenther@suse.de>
8199 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8200 (useless_type_conversion_p): ... here. Require pointer targets
8203 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8206 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8207 loose the original type of the statement list.
8209 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8211 * config/alpha/alpha.c: Include libfuncs.h
8212 (avms_asm_output_extern): New function.
8213 (alpha_init_libfuncs): Init some decc libfuncs.
8214 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8215 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8216 (DO_CRTL_NAMES): Define.
8218 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8219 (LONG_TYPE_SIZE): Define.
8220 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8221 (SUBTARGET_SWITCHES): Define malloc64 switch.
8222 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8223 (MASK_RETURN_ADDR): Define.
8224 doc/invoke.texi (mmalloc64): Document switch.
8226 2009-08-09 Olivier Hainque <hainque@adacore.com>
8227 Douglas B Rupp <rupp@gnat.com>
8229 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8230 uses_condition_handler.
8231 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8232 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8233 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8234 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8235 (code_for_builtin): New insn codes for the new alpha_builtins.
8236 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8237 (alpha_sa_size): Account for uses_condition_handler.
8238 (alpha_expand_prologue): Likewise.
8239 (alpha_start_function): Likewise.
8240 (alpha_expand_epilogue): Likewise.
8241 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8242 establish/revert expanders.
8243 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8244 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8245 New expander, resorting to the alpha.c associated function.
8246 (builtin_revert_vms_condition_handler): Likewise.
8247 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8248 __gcc_shell_handler, the static VMS condition handler used as
8249 an indirection wrapper to the current dynamically established
8251 * config/alpha/vms-unwind.h: Complete rewrite.
8252 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8253 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8255 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8256 Douglas B Rupp <rupp@gnat.com>
8258 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8259 (alpha_need_linkage): Handle aliases. Return function symbol.
8260 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8261 Use ultimate alias target for the linkage name.
8262 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8263 by alpha_need_linkage for the function symbol.
8264 (setmemdi): Likewise.
8266 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8268 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8269 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8270 (ASM_WEAKEN_LABEL): Define.
8271 (CRT_CALL_STATIC_FUNCTION): Define.
8272 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8273 (ENDFILE_SPEC): Define.
8274 (INIT_SECTION_ASM_OP): Define.
8275 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8276 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8278 (MULTILIB_OSDIRNAMES): Define.
8279 (shlib_version): Define.
8280 (SHLIB_EXT): Define.
8281 (SHLIB_OBJS): Define.
8282 (SHLIB_NAME): Define.
8283 (SHLIB_MULTILIB): Define.
8284 (SHLIB_INSTALL): Define.
8285 (SHLIB_SYMVEC): Define.
8286 (SHLIB_SYMVECX2): Define.
8287 (SHLIB_LINK): Define.
8289 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8291 * config/alpha/alpha.c (alpha_initialize_trampoline):
8292 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8293 (alpha_start_function): Emit transfer address on nested functions
8294 for VMS trampoline call.
8295 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8296 since no longer used.
8297 * config/alpha/vms-tramp.asm: Remove.
8298 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8299 since now only data initialized at runtime.
8301 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8303 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8304 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8305 (MD_EXEC_PREFIX): Remove, no longer used.
8306 (MD_STARTFILE_PREFIX): Likewise.
8307 (INCLUDE_DEFAULTS): Likewise.
8308 * config/alpha/t-vms:
8309 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8311 2009-08-09 Richard Guenther <rguenther@suse.de>
8313 PR tree-optimization/41016
8314 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8315 (operand_precision): Remove.
8316 (integral_operand_p): Likewise.
8317 (recognize_single_bit_test): Adjust.
8319 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8321 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8322 operation overflows. Likewise non-cast unary arithmetic.
8323 If one arm of a conditional expression is always taken,
8324 inhibit evaluation warnings for the other arm. Likewise inhibit
8325 evaluation warnings for the second && or || operand if the first
8326 operand is enough to determine the result.
8327 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8329 (build_binary_op): Prevent duplicate evaluation warnings.
8331 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8333 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8334 and destination have different modes, Use promote_mode to
8335 determine the signedness of the conversion. Assert that the
8336 promoted source mode matches the destination mode. Don't pass
8337 the destination and destination mode to expand_expr if the source
8338 mode is different. Simplify conversion logic.
8340 2009-08-09 Ira Rosen <irar@il.ibm.com>
8342 PR tree-optimization/41008
8343 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8344 from condition only in case it's a comparison. Adjust checks.
8346 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8348 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8349 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8350 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8351 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8352 (dump_cand): Handle them.
8353 (struct iv_cand): New members COST_STEP and AINC_USE.
8354 (stmt_after_increment): Likewise.
8355 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8356 callers changed. Use gimple_uid comparison instead of scanning.
8357 (add_candidate_1): When looking for identical candidates, take
8358 AINC_USE into account. Set it for new candidates.
8359 (force_expr_to_var_cost): Cast target_spill_cost to int.
8360 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8361 All callers changed. Check for availability of autoinc addressing
8362 modes, both in general for a given mode, and in the specific use case.
8363 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8365 (get_computation_cost): Likewise.
8366 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8367 add_autoinc_candidates): New static functions.
8368 (add_candidate): Call add_autoinc_candidates for candidates based on
8370 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8371 (determine_use_iv_cost_address): If we have an autoinc candidate at
8372 the matching use, verify autoinc is possible and subtract the cost
8373 of the candidate's step from the cost.
8374 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8375 member of the candidate.
8376 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8377 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8379 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8381 * config.build (ia64-hp-*vms*): New target.
8382 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8384 * config.gcc (ia64-hp-*vms*): New target.
8385 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8387 * config.host (ia64-hp-*vms*): New target.
8388 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8391 2009-08-08 Richard Guenther <rguenther@suse.de>
8393 PR tree-optimization/40991
8394 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8396 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8398 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8399 mode check. Do truncations in an integer mode.
8400 (force_to_mode): Handle subregs for all mode types. Only do
8401 arithmetic simplifications on integer modes.
8403 2009-08-07 Richard Guenther <rguenther@suse.de>
8405 PR tree-optimization/40999
8406 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8407 (maybe_fold_reference): Lookup constant initializers.
8408 (fold_gimple_assign): Likewise.
8410 2009-08-07 Richard Guenther <rguenther@suse.de>
8412 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8413 that require structural equality defer to the langhook.
8415 2009-08-07 Martin Jambor <mjambor@suse.cz>
8417 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8419 (struct ipa_pass_through_data): New type.
8420 (struct ipa_ancestor_jf_data): New type.
8421 (union jump_func_value): Removed field formal_id, added fields
8422 pass_through and ancestor.
8423 (struct ipa_param_call_note): Changed type of formal_id to int from
8425 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8426 operations jump functions and ancestor jump functions.
8427 (compute_complex_pass_through): New function.
8428 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8429 reflect changes in the jump function strucutre.
8430 (update_jump_functions_after_inlining): Ignore complex pass-through
8431 and ancestor jump functions.
8432 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8433 polynomial pass-through with operation jump functions.
8435 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8437 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8438 fde->dw_fde_begin as begin label instead of hot/cold label.
8439 Use LLSDAC label instead of LLSDA for second section lsda.
8440 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8441 label instead of LLSDA if it is true.
8442 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8444 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8445 SECTION argument. Use it as index into crtl->eh.call_site_record
8447 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8448 use it to determine how to print table entries instead of using
8449 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8450 label instead of normal begin label as base.
8451 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8452 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8453 ensure no EH range spans between sections and that landing pads
8454 are always in the corresponding section.
8455 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8456 for crtl->eh.call_site_record being an array rather than scalar.
8457 (output_one_function_exception_table): New function, copied
8458 from output_function_exception_table. Adjust
8459 dw2_size_of_call_site_table, dw2_output_call_site_table
8460 callers. For SECOND section use *C suffixed labels.
8461 (output_function_exception_table): Call
8462 output_one_function_exception_table and, when doing hot/cold
8463 partitioning, also another time for the second section.
8464 * opts.c: Include except.h.
8465 (decode_options): Allow -freorder-blocks-and-partition with
8466 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8467 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8468 * function.h (struct rtl_eh): Change call_site_record from
8469 scalar into array of 2 elements.
8471 2009-08-07 Martin Jambor <mjambor@suse.cz>
8473 * ipa-prop.c (count_formal_params_1): New function.
8474 (ipa_get_vector_of_formal_parms): New function.
8475 (get_vector_of_formal_parm_types): New function.
8476 (ipa_modify_formal_parameters): New function.
8477 (ipa_modify_call_arguments): New function.
8478 (index_in_adjustments_multiple_times_p): New function.
8479 (ipa_combine_adjustments): New function.
8480 (ipa_dump_param_adjustments): New function.
8481 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8482 (ipa_get_vector_of_formal_parms): Declare.
8483 (ipa_modify_formal_parameters): Declare.
8484 (ipa_modify_call_arguments): Declare.
8485 (ipa_combine_adjustments): Declare.
8486 (ipa_dump_param_adjustments): Declare.
8487 (build_ref_for_offset): Declare.
8488 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8489 * tree-sra.c: Include ipa-prop.c.
8490 (build_ref_for_offset): Make public.
8492 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8494 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8496 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8498 * gcc/doc/extend.texi (__builtin_extract_return_address)
8499 (__builtin_frob_return_address): Document.
8501 2009-08-06 Paul Brook <paul@codesourcery.com>
8503 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8504 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8505 implementation on ARMv6-M.
8507 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8509 * doc/extend.texi (pcs): Document new attribute for ARM.
8511 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8513 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8516 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8518 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8521 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8523 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8525 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8527 Merge ARM/hard_vfp_branch to trunk.
8529 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8531 * arm.c (libcall_eq): New function.
8532 (libcall_hash): New function.
8533 (add_libcall): New function.
8534 (arm_libcall_uses_aapcs_base): New function.
8535 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8536 libcalls using the base PCS.
8537 (arm_init_cumulative_args): Likewise.
8539 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8541 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8542 Use base ABI for conversion libfuncs between HFmode and SFmode.
8544 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8546 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8547 V4SImode as representatives of all 64-bit and 128-bit vector
8548 types. Allow vector types without vector modes.
8549 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8550 without vector modes like BLKmode.
8551 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8552 BLKmode. Avoid unsupported vector modes or TImode moves for
8554 (aapcs_vfp_allocate_return_reg): Likewise.
8555 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8556 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8558 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8560 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8561 (arm_get_pcs_model): Pass attribute arguments to
8562 arm_pcs_from_attribute.
8563 (arm_init_cumulative_args): Use base AAPCS for conversions from
8564 floating-point types to DImode.
8565 (arm_attribute_table): Add pcs attribute.
8566 (arm_handle_pcs_attribute): New.
8567 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8568 conversions from floating-point types to DImode, also declare them
8569 to use base AAPCS and declare functions they call to use base
8570 AAPCS and their RTABI names.
8572 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8574 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8575 -mfloat-abi=hard not being supported for VFP.
8577 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8579 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8580 SYMBOL_REF to hard_libcall_value.
8582 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8583 Richard Earnshaw <rearnsha@arm.com>
8585 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8586 has been put on the stack, all remaining co-processory arguments for
8587 that co-processor also go on the stack.
8589 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8591 * config/arm/arm.c (arm_return_in_memory): Handle returning
8592 vectors of suitable size in registers also for AAPCS case.
8594 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8596 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8598 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8600 ARM Hard-VFP calling convention
8601 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8602 * target.h (gcc_target): Add libcall_value to table of call hooks.
8603 * targhooks.h (default_libcall_value): Default implementation.
8604 * targhooks.c (default_libcall_value): Likewise.
8605 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8606 * optabs.c (expand_unop): Use it.
8607 * expr.h (hard_libcall_value): Pass the function RTX through.
8608 * calls.c (emit_library_call_value_1): Update call to
8610 * explow.c (hard_libcall_value): Use new target hook.
8611 * testsuite/lib/target-supports.exp
8612 (check_effective_target_arm_hard_vfp_ok): New hook.
8613 (check_effective_target_arm_neon_ok): Improve test for neon
8615 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8616 * config/arm/arm.c: Include cgraph.h
8617 (TARGET_FUNCTION_VALUE): Override default hook.
8618 (arm_pcs_default): New variable.
8619 (arm_override_options): Don't fault hard calling convention with VFP.
8620 Add support for AAPCS variants.
8621 (arm_function_value): Make static. Handle AAPCS variants.
8622 (arm_libcall_value): New function.
8623 (arm_apply_result_size): Handle VFP registers in results.
8624 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8626 (pcs_attribute_args): New variable.
8627 (arm_pcs_from_attribute): New function.
8628 (arm_get_pcs_model): New function.
8629 (aapcs_vfp_cum_init): New function.
8630 (aapcs_vfp_sub_candidate): New function.
8631 (aapcs_vfp_is_return_candidate): New function.
8632 (aapcs_vfp_is_call_candidate): New function.
8633 (aapcs_vfp_allocate): New function.
8634 (aapcs_vfp_allocate_return_reg): New function.
8635 (aapcs_vfp_advance): New function.
8636 (aapcs_cp_arg_layout): New variable.
8637 (aapcs_select_call_coproc): New function.
8638 (aapcs_select_return_coproc): New function.
8639 (aapcs_allocate_return_reg): New function.
8640 (aapcs_libcall_value): New function.
8641 (aapcs_layout_arg): New function.
8642 (arm_init_cumulative_args): Initialize AAPCS args data.
8643 (arm_function_arg): Handle AAPCS variants using new interface.
8644 (arm_arg_parital_bytes): Likewise.
8645 (arm_function_arg_advance): New function.
8646 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8647 calling conventions.
8648 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8649 * arm.h (NUM_VFP_ARG_REGS): Define.
8650 (LIBCALL_VALUE): Update.
8651 (FUNCTION_VALUE): Delete.
8652 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8653 (arm_pcs): New enum.
8654 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8655 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8656 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8657 * arm-protos.h (arm_function_arg_advance): Add.
8658 (aapcs_libcall_value): Add.
8659 (arm_function_value): Delete.
8661 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8662 H.J. Lu <hongjiu.lu@intel.com>
8665 * config/i386/i386.c (standard_sse_mode_p): Remove.
8666 (standard_sse_constant_p): Return 2 for integer mode
8667 vector_all_ones_operand when SSE2 is enabled.
8668 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8669 (ix86_expand_vector_move): Do not check for negative values from
8670 standard_sse_constant_p.
8672 2009-08-06 Richard Guenther <rguenther@suse.de>
8674 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8675 array type comparisons frontend independent.
8676 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8677 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8678 out array reference lower bound and element size operands.
8679 (ao_ref_init_from_vn_reference): Properly compute the offset
8680 for ARRAY_RANGE_REF.
8681 (vn_reference_fold_indirect): Fill out array reference lower
8682 bound and element size operands.
8683 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8684 a non gimple valued reference operand which can happen for
8685 array reference lower bound or element size.
8686 (create_component_ref_by_pieces_1): Properly generate the
8687 element size operand for array references.
8689 2009-08-06 Richard Guenther <rguenther@suse.de>
8691 PR tree-optimization/40964
8692 * tree.c (iterative_hash_host_wide_int): Export.
8693 * tree.h (iterative_hash_host_wide_int): Declare.
8694 * tree-ssa-structalias.c (heapvar_map): New struct.
8695 (heapvar_map_eq): New function.
8696 (heapvar_map_hash): Likewise.
8697 (heapvar_lookup): Adjust.
8698 (heapvar_insert): Likewise.
8699 (make_constraint_from_heapvar): Allow multiple heap variables
8700 per decl at different offsets.
8701 (init_alias_heapvars): Adjust.
8703 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8705 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8706 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8707 trailing sync if TARGET_SYNC_AFTER_SC.
8709 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8711 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8712 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8713 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8714 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8715 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8716 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8717 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8718 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8719 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8720 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8721 the prototype declaration match the definition.
8722 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8723 instructions explicitly. Add barrier_before and operands
8725 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8726 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8727 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8728 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8729 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8730 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8732 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8734 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8736 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8737 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8740 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8743 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8745 PR rtl-optimization/40924
8746 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8747 make sure canon_rtx (mem_address) isn't simpler than
8748 canon_rtx (expanded_mem_address).
8750 2009-08-05 Li Feng <nemokingdom@gmail.com>
8752 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8754 (build_scop_drs): Build alias set for each SCoP.
8756 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8758 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8759 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8760 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8761 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8762 (BASE_DRIVER_SELF_SPECS): Likewise.
8764 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8766 * tree-ssa-alias.c: Fix some comment typos.
8768 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8770 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8771 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8773 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8776 * simplify-rtx.c (simplify_binary_operation_1): Disable
8777 simplifications for decimal float operations.
8779 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8782 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8783 operand of INDIRECT_REF.
8785 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8787 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8788 constants referencing TLS symbols.
8790 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8792 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8793 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8795 2009-08-03 Richard Guenther <rguenther@suse.de>
8797 * tree.c (make_vector_type): Build a main variant first,
8798 get the canonical one and then build the variant.
8799 * tree-ssa.c (useless_type_conversion_p_1): Handle
8801 (useless_type_conversion_p): Conversions to pointers to
8802 incomplete record types are useless.
8804 2009-08-03 Richard Guenther <rguenther@suse.de>
8806 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8807 file will be created.
8808 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8809 * toplev.c (compile_file): Adjust comment.
8811 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8813 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8814 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8815 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8816 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8817 (sh_promote_function_mode): Fix typo.
8819 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8821 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8823 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8825 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8826 declaration arguments.
8828 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8830 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8831 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8832 (ix86_split_ashl): Ditto.
8833 (ix86_expand_vector_init_one_nonzero): Ditto.
8834 (ix86_expand_vector_set): Ditto.
8835 (ix86_expand_reduc_v4sf): Ditto.
8837 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8839 * explow.c (promote_function_mode): Remove assert.
8840 * config/sh/sh.c (sh_promote_function_mode): Declare.
8842 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8844 * config/pa/pa.c (pa_promote_function_mode): Declare.
8845 Change to static. Fix promote_mode call.
8847 * gthr-dce.h (CONST_CAST2): Define if not defined.
8848 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8850 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8852 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8854 * expr.c (store_constructor): Use promote_decl_mode. Remove
8855 now write-only variable unsignedp.
8856 (expand_expr_real_1): Use promote_decl_mode.
8857 * expr.h (promote_function_mode, promote_decl_mode): New.
8858 (promote_mode): Remove last argument.
8859 * function.c (assign_temp): Drop last argument of promote_mode.
8860 (assign_parm_find_data_types): Use promote_function_mode.
8861 (assign_parm_setup_reg): Likewise.
8862 (expand_function_end): Use promote_function_mode.
8863 * calls.c (initialize_argument_information): Use promote_function_mode.
8864 (precompute_arguments): Use promote_mode instead of checking if
8865 only PROMOTE_FUNCTION_MODE is defined.
8866 (expand_call): When making sibcall decisions, use promote_function_mode.
8867 Below, remove an if for targetm.calls.promote_function_return and
8868 and use promote_function_mode.
8869 (emit_library_call_value_1): Use promote_function_mode, fix bug
8870 where promote_mode was passed FOR_CALL == 0 for a return value in an
8872 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8873 * explow.c (promote_function_mode, promote_decl_mode): New.
8874 (promote_mode): Keep only the FOR_CALL == 0 case.
8875 * combine.c (setup_incoming_promotion): Remove test of
8876 promote_function_args. Use promote_function_mode.
8877 * stmt.c (expand_value_return): Use promote_decl_mode.
8878 (expand_decl): Use promote_decl_mode.
8880 * expr.c (store_constructor): Use promote_decl_mode. Remove
8881 now write-only variable unsignedp.
8882 (expand_expr_real_1): Use promote_decl_mode.
8883 * expr.h (promote_function_mode, promote_decl_mode): New.
8884 (promote_mode): Remove last argument.
8885 * function.c (assign_temp): Drop last argument of promote_mode.
8886 (assign_parm_find_data_types): Use promote_function_mode.
8887 (assign_parm_setup_reg): Likewise.
8888 (expand_function_end): Use promote_function_mode.
8889 * calls.c (initialize_argument_information): Use promote_function_mode.
8890 (precompute_arguments): Use promote_mode instead of checking if
8891 only PROMOTE_FUNCTION_MODE is defined.
8892 (expand_call): When making sibcall decisions, use promote_function_mode.
8893 Below, remove an if for targetm.calls.promote_function_return and
8894 and use promote_function_mode.
8895 (emit_library_call_value_1): Use promote_function_mode, fix bug
8896 where promote_mode was passed FOR_CALL == 0 for a return value in an
8898 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8899 * explow.c (promote_function_mode, promote_decl_mode): New.
8900 (promote_mode): Keep only the FOR_CALL == 0 case.
8901 * combine.c (setup_incoming_promotion): Remove test of
8902 promote_function_args. Use promote_function_mode.
8903 * stmt.c (expand_value_return): Use promote_decl_mode.
8904 (expand_decl): Use promote_decl_mode.
8906 * explow.c (promote_function_mode): Just call the target hook.
8907 * targhooks.c (default_promote_function_mode,
8908 default_promote_function_mode_always_promote): New.
8909 * targhooks.h (default_promote_function_mode,
8910 default_promote_function_mode_always_promote): Declare.
8911 * target.h (promote_function_args, promote_function_return): Remove.
8912 (promote_function_mode): New.
8913 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8914 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8915 (TARGET_PROMOTE_FUNCTION_MODE): New.
8916 (TARGET_CALLS): Adjust.
8917 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8918 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8920 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8921 * config/s390/s390.c (s390_promote_function_mode): ... here,
8922 with pointer handling.
8923 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8924 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8926 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8927 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8928 with pointer handling.
8929 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8930 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8932 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8933 * config/sh/sh.c (sh_promote_function_mode): New.
8934 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8935 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8937 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8938 * config/cris/cris.c (cris_promote_function_mode): ... here.
8939 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8940 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8942 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8943 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8944 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8945 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8947 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8948 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8949 complex type handling.
8950 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8951 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8953 * config/pa/pa.c (pa_promote_function_mode): New.
8954 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8955 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8957 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8958 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8959 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8960 * config/xtensa/xtensa.c: Likewise.
8961 * config/stormy16/stormy16.c: Likewise.
8962 * config/iq2000/iq2000.c: Likewise.
8963 * config/rs6000/rs6000.c: Likewise.
8964 * config/picochip/picochip.c: Likewise.
8965 * config/arc/arc.c: Likewise.
8966 * config/mcore/mcore.c: Likewise.
8967 * config/score/score.c: Likewise.
8968 * config/mips/mips.c: Likewise.
8969 * config/bfin/bfin.c: Likewise.
8970 * config/ia64/ia64.c: Likewise (disabled though).
8972 * config/frv/frv.h: Remove pointless remark.
8974 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8975 TARGET_PROMOTE_FUNCTION_ARGS,
8976 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8977 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8979 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8981 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8982 -floop-parallelize-all.
8983 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8984 flag_loop_parallelize_all.
8985 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8986 * graphite.c (graphite_transform_loops): Same.
8988 * graphite-poly.c (apply_poly_transforms): Same.
8990 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8992 PR tree-optimization/40914
8993 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8994 if set, then check the delta field of the PMF record.
8995 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8996 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8997 call is stored in the delta.
8999 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9001 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9003 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9005 * config/i386/bsd.h (ASM_BYTE): New define.
9006 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9007 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9008 .byte. Use fputs or putc instead of fprintf where appropriate.
9009 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9010 fputs or putc instead of fprintf where appropriate.
9011 * config/i386/i386elf.h: Ditto.
9012 * config/i386/sysv4.h: Ditto.
9014 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9015 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9016 (*tls_global_dynamic_64): Ditto.
9018 2009-07-31 Christian Bruel <christian.bruel@st.com>
9020 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9022 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9024 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9025 Remove dead code for MINUS.
9027 2009-07-31 Anthony Green <green@moxielogic.com>
9029 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9031 (moxie_expand_epilogue): Ditto for epilogue.
9032 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9034 (moxie_function_arg): Ditto.
9035 (moxie_pass_by_reference): Ditto.
9036 (moxie_arg_partial_bytes): Ditto.
9037 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9038 (FUNCTION_ARG_ADVANCE) Ditto.
9039 (REG_PARM_STACK_SPACE) Ditto.
9040 (FUNCTION_ARG_REGNO_P) Dito.
9042 * config.gcc: Add moxie linux config support.
9043 * gcc/config/moxie/uclinux.h: New file.
9045 2009-07-31 DJ Delorie <dj@redhat.com>
9047 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9048 (UNSPECV_SP_SWITCH_E): New.
9049 (sp_switch_1): Change to an unspec.
9050 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9052 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9053 reference the new stack's address
9055 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9057 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9058 graphite-clast-to-gimple.o, graphite-dependences.o,
9059 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9060 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9061 (graphite-blocking.o,
9062 graphite-clast-to-gimple.o, graphite-dependences.o,
9063 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9064 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9065 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9066 * cfgloop.h (struct loop): Add can_be_parallel field.
9067 * common.opt (fgraphite-identity): Moved up.
9068 (fgraphite-force-parallel): New flag.
9069 * graphite.c: Rewrite.
9070 * graphite.h: Rewrite.
9071 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9073 * toplev.c (graphite_out_file): New file descriptor.
9074 (graphite_in_file): New.
9075 (process_options): flag_graphite_force_parallel cannot be used without
9077 * tree-ssa-loop.c: Include toplev.h.
9078 (gate_graphite_transforms): Enable flag_graphite for
9079 flag_graphite_force_parallel.
9081 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9083 * ChangeLog.graphite: New.
9084 * graphite-blocking.c: New.
9085 * graphite-clast-to-gimple.c: New.
9086 * graphite-clast-to-gimple.h: New.
9087 * graphite-dependences.c: New.
9088 * graphite-dependences.h: New.
9089 * graphite-interchange.c: New.
9090 * graphite-poly.c: New.
9091 * graphite-poly.h: New.
9092 * graphite-ppl.c: New.
9093 * graphite-ppl.h: New.
9094 * graphite-scop-detection.c: New.
9095 * graphite-scop-detection.h: New.
9096 * graphite-sese-to-poly.c: New.
9097 * graphite-sese-to-poly.h: New.
9101 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9103 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9104 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9106 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9108 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9109 (scev_is_linear_expression): Return false if the evolution is not
9110 affine multivariate.
9112 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9114 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9115 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9117 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9119 * tree-data-ref.c (debug_data_references): New.
9120 (debug_data_reference): New.
9121 * tree-data-ref.h (debug_data_references): Declared.
9122 (debug_data_reference): Declared.
9124 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9126 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9127 * tree-data-ref.h (scop_p): Removed.
9128 (struct data_reference): Remove field scop.
9130 (stmt_simple_memref_p): Removed.
9132 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9134 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9135 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9138 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9140 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9142 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9144 * doc/invoke.texi (-fgraphite-identity): Documented.
9146 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9148 * tree-scalar-evolution.c: Fix comment.
9149 (instantiate_scev_1): Return unknow from scev instantiation if the
9150 result is not above instantiate_below.
9152 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9154 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9155 static anymore. Instantiate the symbols that may have been introduced
9157 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9160 2009-07-30 DJ Delorie <dj@redhat.com>
9162 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9163 .vliw directive to VLIW sections.
9165 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9167 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9169 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9170 (AUTOHEADER): New variable.
9171 ($(srcdir)/cstamp-h.in): Use it.
9173 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9174 Pat Haugen <pthaugen@us.ibm.com>
9175 Revital Eres <ERES@il.ibm.com>
9177 * config/rs6000/vector.md (VEC_F): Add VSX support.
9181 (vector_load_<mode>): Ditto.
9182 (vector_store_<mode>): Ditto.
9183 (vector GPR move split): Ditto.
9184 (vec_reload_and_plus_<mptrsize>): Ditto.
9185 (vec_reload_and_reg_<mptrsize>): Ditto.
9186 (add<mode>3): Ditto.
9187 (sub<mode>3): Ditto.
9188 (mul<mode>3): Ditto.
9189 (neg<mode>2): Ditto.
9190 (abs<mode>2): Ditto.
9191 (smin<mode>3): Ditto.
9192 (smax<mode>3): Ditto.
9193 (vector_eq<mode>): Ditto.
9194 (vector_gt<mode>): Ditto.
9195 (vector_ge<mode>): Ditto.
9196 (vector_gtu<mode>): Ditto.
9197 (vector_select_<mode>_uns): Ditto.
9198 (vector_eq_<mode>_p): Ditto.
9199 (vector_gt_<mode>_p): Ditto.
9200 (vector_ge_<mode>_p): Ditto.
9201 (vector_gtu_<mode>_p): Ditto.
9202 (cr6_test_for_zero): Ditto.
9203 (cr6_test_for_zero_reverse): Ditto.
9204 (cr6_test_for_lt): Ditto.
9205 (cr6_test_for_lt_reverse): Ditto.
9206 (xor<mode>3): Ditto.
9207 (ior<mode>3): Ditto.
9208 (and<mode>3): Ditto.
9209 (one_cmpl<mode>2): Ditto.
9210 (nor<mode>2): Ditto.
9211 (andc<mode>2): Ditto.
9212 (float<VEC_int<mode>2): Ditto.
9213 (unsigned_float<VEC_int><mode>2): Ditto.
9214 (fix_trunc<mode><VEC_int>2): Ditto.
9215 (fixuns_trunc<mode><VEC_int>2): Ditto.
9217 (vec_set<mode>): Ditto.
9218 (vec_extract<mode>): Ditto.
9219 (vec_interleave_highv4sf): Ditto.
9220 (vec_interleave_lowv4sf): Ditto.
9221 (vec_realign_load_<mode>): Ditto.
9222 (vec_shl_<mode>): Ditto.
9223 (vec_shr_<mode>): Ditto.
9224 (div<mode>3): New patterns for VSX.
9225 (vec_interleave_highv2df): Ditto.
9226 (vec_interleave_lowv2df): Ditto.
9227 (vec_pack_trunc_v2df): Ditto.
9228 (vec_pack_sfix_trunc_v2df): Ditto.
9229 (vec_pack_ufix_trunc_v2df): Ditto.
9230 (vec_unpacks_hi_v4sf): Ditto.
9231 (vec_unpacks_lo_v4sf): Ditto.
9232 (vec_unpacks_float_hi_v4si): Ditto.
9233 (vec_unpacks_float_lo_v4si): Ditto.
9234 (vec_unpacku_float_hi_v4si): Ditto.
9235 (vec_unpacku_float_lo_v4si): Ditto.
9236 (movmisalign<mode>): Ditto.
9237 (vector_ceil<mode>2): New patterns for vectorizing math library.
9238 (vector_floor<mode>2): Ditto.
9239 (vector_btrunc<mode>2): Ditto.
9240 (vector_copysign<mode>3): Ditto.
9242 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9243 predicate for setting the high bit in each word, used for copysign.
9245 * config/rs6000/ppc-asm.h (f19): Whitespace.
9246 (f32-f63): Define if VSX.
9247 (v0-v31): Define if Altivec.
9248 (vs0-vs63): Define if VSX.
9250 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9252 * config/rs6000/power7.md: New file, provide tuning parameters for
9255 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9256 (rs6000_cpu_cpp_builtins): Ditto.
9257 (altivec_overloaded_builtins): Ditto.
9258 (altivec_resolve_overloaded_builtin): Ditto.
9260 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9261 debug switch to disable vectorizing simple math builtin
9264 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9265 Vectorize simple math builtin functions.
9266 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9267 hook to vectorize math builtins.
9268 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9269 (rs6000_builtin_conversion): Add VSX/power7 support.
9270 (rs6000_builtin_vec_perm): Ditto.
9271 (vsplits_constant): Add support for loading up a vector constant
9272 with just the high bit set in each part.
9273 (rs6000_expand_vector_init): Add VSX/power7 support.
9274 (rs6000_expand_vector_set): Ditto.
9275 (rs6000_expand_vector_extract): Ditto.
9276 (rs6000_emit_move): Ditto.
9277 (bdesc_3arg): Ditto.
9278 (bdesc_2arg): Ditto.
9279 (bdesc_1arg): Ditto.
9280 (rs6000_expand_ternop_builtin): Ditto.
9281 (altivec_expand_builtin): Ditto.
9282 (rs6000_expand_unop_builtin): Ditto.
9283 (rs6000_init_builtins): Ditto.
9284 (altivec_init_builtins): Ditto.
9285 (builtin_function_type): Ditto.
9286 (rs6000_common_init_builtins): Ditto.
9287 (rs6000_handle_altivec_attribute); Ditto.
9288 (rs6000_mangle_type): Ditto.
9289 (rs6000_vector_mode_supported_p): Ditto.
9290 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9293 * config/rs6000/vsx.md: New file for VSX support.
9295 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9296 identifing values with just the most significant bit set.
9297 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9298 vectorized builtins.
9300 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9301 (UNSPEC_VRFIM): Delete.
9302 (splitter for loading up vector with most significant bit): New
9303 splitter for vectorizing copysign.
9304 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9305 vectorizing simple math functions.
9306 (altivec_vrfip): Add support for vectorizing simple math functions.
9307 (altivec_vrfim): Ditto.
9308 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9310 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9311 (power7.md, vsx.md): Include for power7 support.
9312 (copysigndf3): Use VSX instructions if -mvsx.
9313 (negdf2_fpr): Ditto.
9314 (absdf2_fpr): Ditto.
9315 (nabsdf2_fpr): Ditto.
9316 (adddf3_fpr): Ditto.
9317 (subdf3_fpr): Ditto.
9318 (muldf3_fpr): Ditto.
9319 (divdf3_fpr): Ditto.
9320 (fix_truncdfdi2_fpr): Ditto.
9321 (cmpdf_internal1): Ditto.
9322 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9323 (btruncdf2, btruncdf2_fpr): Ditto.
9324 (ceildf2, ceildf2_fpr): Ditto.
9325 (floordf2, floordf2_fpr): Ditto.
9326 (floatdidf2, floatdidf2_fpr): Ditto.
9327 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9328 (fmsubdf4_fpr): Ditto.
9329 (fnmadddf4_fpr_1): Ditto.
9330 (fnmadddf4_fpr_2): Ditto.
9331 (fnmsubdf4_fpr_1): Ditto.
9332 (fnmsubdf4_fpr_2): Ditto.
9333 (fixuns_truncdfdi2): Add expander for VSX support.
9334 (fix_truncdfdi2): Ditto.
9335 (fix_truncdfsi2): Ditto.
9337 (btruncsf2): Whitespace.
9338 (movdf_hardfloat32): Add support for VSX registers.
9339 (movdf_softfloat32): Ditto.
9340 (movdf_hardfloat64): Ditto.
9341 (movdf_hardfloat64_mfpgpr): Ditto.
9342 (movdf_softfloat64): Ditto.
9343 (movti splitters): Add check for vector registers supporting
9344 TImode in the future.
9345 (bpermd): Add power7 bpermd instruction.
9347 * config/rs6000/altivec.h (vec_div): Define if VSX.
9351 (vec_nearbyint): Ditto.
9354 (all predicates): Use the generic builtin function, and not the V4SF
9355 specific function so that the predicates will work with VSX's V2DF.
9359 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9360 Document new VSX functions and types.
9362 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9365 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9366 "wa", and "j" constraints. Modify "v" to talk about Altivec
9367 instead of just vector.
9369 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9372 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9373 location for phi arguments.
9374 (rewrite_update_phi_arguments): Find locations for reaching defs.
9375 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9376 Add location to add_phi_arg calls.
9377 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9378 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9379 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9380 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9381 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9382 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9383 * tree-phinodes.c (make_phi_node): Initialize location.
9384 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9385 (add_phi_arg): Add location parameter.
9386 (remove_phi_arg_num): Move location when moving phi argument.
9387 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9389 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9390 slpeel_update_phi_nodes_for_guard1,
9391 slpeel_update_phi_nodes_for_guard2,
9392 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9393 vect_loop_versioning): Set locations.
9394 * tree-parloops.c (create_phi_for_local_result,
9395 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9396 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9397 * tree-vect-loop.c (get_initial_def_for_induction,
9398 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9400 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9401 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9402 (gimple_phi_arg_set_location): New. Set locus.
9403 (gimple_phi_arg_has_location): New. Check for locus.
9404 (redirect_edge_var_map_location): New. Return locus from var_map.
9405 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9406 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9407 combining PHI arguments.
9408 (cond_store_replacement): Set location.
9409 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9410 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9411 scop_add_exit_phis_edge): Add locations.
9412 * tree-cfgcleanup.c (remove_forwarder_block,
9413 remove_forwarder_block_with_phi): Add locations.
9414 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9415 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9417 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9418 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9419 flush_pending_stmts): Add source location.
9420 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9421 stack to preserve locations.
9422 * tree-vect-stmts.c (vectorizable_load): Add location.
9423 * tree-inline.c (copy_phis_for_bb): Copy locus.
9424 (setup_one_parameter): Add call locus to inlined parameter stmts.
9425 (initialize_inlined_parameters): Pass in call location as parameter
9427 (tree_function_versioning): Pass location to setup_one_parameter.
9428 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9429 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9430 copy and edge lists.
9431 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9432 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9433 locus parameter and override the stmt default if provided.
9434 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9435 elim_graph_add_edge, elim_graph_remove_succ_edge,
9436 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9437 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9438 eliminate_phi): Add locus info in elimination graph for each edge and
9440 (insert_backedge_copies): Copy locus if present.
9441 * tree-flow.h (struct _edge_var_map): Add locus field.
9442 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9443 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9444 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9446 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9448 2009-07-30 Martin Jambor <mjambor@suse.cz>
9450 PR tree-optimization/40570
9451 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9454 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9456 * ssa-loop-manip.c: Include langhooks.h.
9457 (rewrite_phi_with_iv): New.
9458 (rewrite_all_phi_nodes_with_iv): New.
9459 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9460 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9461 * tree-parloops.c (loop_parallel_p): Move out all conditions
9462 except dependency check.
9463 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9464 (gen_parallel_loop): Call canonicalize_loop_ivs without
9465 reduction_list argument.
9466 (build_new_reduction): New.
9467 (gather_scalar_reductions): New.
9468 (try_get_loop_niter): New.
9469 (try_create_reduction_list): New.
9470 (parallleize_loops): Change the parallel conditions check.
9471 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9472 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9474 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9476 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9478 * doc/options.texi (Option properties): Mention new quoting syntax.
9480 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9482 * config/alpha/alpha.c (alpha_start_function):
9483 Handle VMS_DEBUG_MAIN_POINTER
9484 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9485 * doc/invoke.texi: Document -mdebug-main switch.
9487 2009-07-29 Richard Henderson <rth@redhat.com>
9489 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9490 (cgraph_create_edge_including_clones): Likewise.
9491 * tree-inline.c (copy_bb): Operate on the correct edges
9492 when updating the callgraph.
9494 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9496 * config/alpha/vms-cc.c: Deleted.
9497 * config/alpha/vms-ld.c: Deleted.
9498 * config/alpha/t-vms64: Moved to config/vms
9499 * config/alpha/vms-crt0-64.c: Moved to config/vms
9500 * config/alpha/vms-crt0.c: Moved to config/vms
9501 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9502 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9503 * config/alpha/xm-vms.h: Moved to config/vms
9504 * config/alpha/x-vms: Moved to config/vms
9505 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9507 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9508 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9510 * config/vms/t-vms64: Moved here from config/alpha
9511 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9512 (argc,argv,envp): Enforce 32bit malloc'ing.
9513 * config/vms/vms-psxcrt0-64.c: Likewise.
9514 * config/vms/vms-crt0.c: Moved here from config/alpha.
9515 * config/vms/vms-psxcrt0.c: Likewise.
9516 * config/vms/vms-crtl-64.h: New file.
9517 * config/vms/vms-crtl.h: New file.
9518 * config/vms/vms.opt: New file.
9519 * config/vms/xm-vms64.h: New file.
9520 * config/vms/xm-vms.h: Moved here from config/alpha.
9521 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9523 * config/vms/x-vms: Moved here from config/alpha.
9524 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9525 (vms-ld.o, vms-cc.o): Removed.
9526 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9528 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9530 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9531 correct stack (obvious VMS fix).
9533 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9535 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9536 date, version info if VMS_DEBUGGING_INFO defined.
9537 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9538 size, date calculating code moved here.
9540 2009-07-29 Paul Brook <paul@codesourcery.com>
9542 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9545 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9548 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9549 to DImode when generating insq_le insn.
9551 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9553 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9554 New macro set for VMS_DEBUGGGING_INFO.
9555 (AT_string_form): Use it.
9557 2009-07-28 DJ Delorie <dj@redhat.com>
9559 * config/mep/mep.c (vtext_section): New.
9560 (vftext_section): New.
9561 (ftext_section): New.
9562 (mep_select_section): Add support for functions.
9563 (mep_unique_section): Likewise.
9564 (mep_asm_init_sections): Likewise.
9565 (mep_encode_section_info): Remove it from here.
9567 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9569 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9571 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9572 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9574 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9576 * dwarf2out.c (output_file_names): Test new macro
9577 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9578 (add_comp_dir_attribute): Likewise.
9580 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9582 * config/i386/mingw-w64.h (LINK_SPEC): Add
9583 separating space between commands.
9585 2009-07-28 Jan Hubicka <jh@suse.cz>
9587 PR tree-optimization/40759
9588 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9591 2009-07-27 DJ Delorie <dj@redhat.com>
9593 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9594 types are dword-aligned.
9595 (mep_expand_va_start): Likewise.
9597 2009-07-27 Olivier Hainque <hainque@adacore.com>
9598 Douglas B Rupp <rupp@gnat.com>
9600 * convert.c (convert_to_pointer): Don't assume the target
9601 pointer type is POINTER_SIZE long. Fetch its precision instead.
9603 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9605 * system.h (fopen): Undefine if macro.
9607 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9609 * dwarf2out.c (output_cfi_p): Removed.
9610 (output_cfis): New function.
9611 (output_fde): New function, split from output_call_frame_info.
9612 (output_call_frame_info): Use it.
9613 (dwarf2out_switch_text_section): Use output_cfis.
9615 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9617 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9618 TARGET_BI_ARCH is specified without enabling SJLJ.
9619 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9620 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9622 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9624 * arm.md (negdi2): Use DImode if forcing a value into a register.
9626 2009-07-26 Ira Rosen <irar@il.ibm.com>
9628 PR tree-optimization/40801
9629 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9630 of vector operand from the previous copy of vector statement.
9631 Pass the correct definition type value to
9632 vect_get_vec_def_for_stmt_copy().
9634 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9636 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9637 const char ** conversion.
9639 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9641 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9642 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9643 (gcc_unreachable): Invoke __builtin_unreachable() if
9644 !ENABLE_ASSERT_CHECKING.
9646 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9648 PR rtl-optimization/40445
9649 * emit-rtl.c (next_nonnote_insn_bb): New function.
9650 * rtl.h (next_nonnote_insn_bb): Declare new function.
9651 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9652 with no successors that is the successor of the ENTRY_BLOCK.
9653 Continue from the top after removing an empty fallthrough block.
9654 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9655 of next_nonnote_insn.
9657 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9659 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9661 2009-07-25 Martin Jambor <mjambor@suse.cz>
9663 * c-common.c (c_common_attribute_table): New element for noclone.
9664 (handle_noclone_attribute): New function. Forward-declare.
9665 * tree-inline.c (tree_versionable_function_p): Check for noclone
9667 * doc/extend.texi (Labels as Values): Document need for noclone.
9668 (Function Attributes): Document noclone attribute.
9670 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9672 PR rtl-optimization/34999
9673 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9674 and dw_fde_switched_cold_to_hot fields.
9675 (output_cfi_p): New function.
9676 (output_call_frame_info): If fde->dw_fde_switched_sections,
9677 output 2 FDEs instead of one with corrupted header.
9678 (dwarf2out_do_cfi_startproc): New function.
9679 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9680 and fde->dw_fde_switched_cold_to_hot.
9681 (dwarf2out_switch_text_section): Compute
9682 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9683 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9684 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9685 Otherwise, compute fde->dw_fde_switch_cfi.
9687 2009-07-24 Cary Coutant <ccoutant@google.com>
9689 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9691 2009-07-24 Cary Coutant <ccoutant@google.com>
9693 * cfghooks.c (split_block): Copy discriminator to new block.
9694 * tree-cfg.c (assign_discriminator): Check location of last
9695 instruction in block as well as first.
9697 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9699 * config/i386/linux.c: Use fputs or putc instead of fprintf
9701 * config/i386/gas.h: Ditto.
9702 * config/i386/x86-64.h: Ditto.
9703 * config/i386/att.h: Ditto.
9705 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9707 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9710 2009-07-24 Martin Jambor <mjambor@suse.cz>
9712 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9713 (ipa_push_func_to_list_1): Declare.
9714 (ipa_push_func_to_list): New function.
9716 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9717 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9718 (ipa_push_func_to_list): Removed.
9719 (ipa_pop_func_from_list): Clear node_enqueued flag.
9721 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9723 * config/s390/s390.c (override_options): Default
9724 max-unrolled-insns to 100 for z10 tuning.
9726 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9728 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9729 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9730 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9731 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9732 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9733 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9734 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9736 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9738 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9739 use default set in mingw32.h header.
9740 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9741 64-bit /mingw/include path.
9742 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9745 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9747 PR rtl-optimization/40209
9748 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9750 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9752 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9753 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9754 with the rest of string where appropriate. Use fputs or putc
9755 instead of fprintf where appropriate.
9757 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9758 Pat Haugen <pthaugen@us.ibm.com>
9759 Revital Eres <ERES@il.ibm.com>
9761 * config/rs6000/vector.md: New file. Move most of the vector
9762 expander support here from altivec.md to allow for the VSX vector
9763 unit in the future. Add support for secondary_reload patterns.
9764 Rewrite the patterns for vector comparison, and vector comparison
9765 predicate instructions so that the RTL expresses the desired
9766 behavior, instead of using unspec.
9768 * config/rs6000/constraints.md ("f" constraint): Use
9769 rs6000_constraints to hold the precalculated register class.
9770 ("d" constraint): Ditto.
9771 ("wd" constraint): New constraint for VSX.
9772 ("wf" constraint): Ditto.
9773 ("ws" constraint): Ditto.
9774 ("wa" constraint): Ditto.
9775 ("wZ" constraint): Ditto.
9776 ("j" constraint): Ditto.
9778 * config/rs6000/predicates.md (vsx_register_operand): New
9780 (vfloat_operand): New predicate for vector.md.
9781 (vint_operand): Ditto.
9782 (vlogical_operand): Ditto.
9783 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9784 (easy_vector_constant): Add VSX support.
9785 (altivec_indexed_or_indirect_operand): New predicate for
9786 recognizing Altivec style memory references with AND -16.
9788 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9789 for vector secondary reload support.
9790 (rs6000_vector_reg_class): Delete, replacing it with
9792 (rs6000_vsx_reg_class): Ditto.
9793 (rs6000_constraints): New array to hold the register classes of
9794 each of the register constraints that can vary at runtime.
9795 (builtin_mode_to_type): New static array for builtin function type
9797 (builtin_hash_table): New static hash table for builtin function
9799 (TARGET_SECONDARY_RELOAD): Define target hook.
9800 (TARGET_IRA_COVER_CLASSES): Ditto.
9801 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9802 registers are 128 bits if VSX memory reference instructions are used.
9803 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9805 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9806 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9807 Print several of the scheduling related parameters.
9808 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9809 rs6000_constraints instead of rs6000_vector_reg_class. Move
9810 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9811 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9812 Altivec. Add VSX support. Setup for secondary reload support on
9813 Altivec/VSX registers.
9814 (rs6000_override_options): Make power7 set the scheduling groups
9815 like the power5. Add support for new debug switches to override
9816 the scheduling defaults. Temporarily disable -mcpu=power7 from
9817 setting -mvsx. Add support for debug switches -malways-hint,
9818 -msched-groups, and -malign-branch-targets.
9819 (rs6000_buitlin_conversion): Add support for returning unsigned
9820 vector conversion functions to fix regressions due to stricter
9822 (rs6000_builtin_mul_widen_even): Ditto.
9823 (rs6000_builtin_mul_widen_odd): Ditto.
9824 (rs6000_builtin_vec_perm): Ditto.
9825 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9826 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9828 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9830 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9831 VSX types for bit operations. Changes to accomidate vector.md.
9832 (bdesc_2arg): Ditto.
9833 (bdesc_1arg): Ditto.
9834 (struct builtin_description_predicates): Rewrite predicate
9835 handling so that RTL describes the operation, instead of passing
9836 the instruction to be used as a string argument.
9837 (bdesc_altivec_preds): Ditto.
9838 (altivec_expand_predicate_builtin): Ditto.
9839 (altivec_expand_builtin): Ditto.
9840 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9841 statement for vsldoi support.
9842 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9843 (altivec_expand_st_builtin): Ditto.
9844 (paired_expand_builtin): Whitespace changes.
9845 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9846 builtin_mode_to_type table for secondary reload. Call
9847 builtin_function_type to build random builtin functions.
9848 (altivec_init_builtins): Change to use builtin_function_type to
9849 create builtin function types dynamically as we need them.
9850 (builtin_hash_function): New support for hashing the tree types
9851 for builtin function as we need it, rather than trying to build
9852 all of the trees that we need. Add initial preliminary VSX support.
9853 (builtin_function_type): Ditto.
9854 (builtin_function_eq): Ditto.
9855 (builtin_hash_struct): Ditto.
9856 (rs6000_init_builtins): Ditto.
9857 (rs6000_common_init_builtins): Ditto.
9858 (altivec_init_builtins): Ditto.
9859 (rs6000_common_init_builtins): Ditto.
9860 (enum reload_reg_type): New enum for simplifing reg classes.
9861 (rs6000_reload_register_type): Simplify register classes into GPR,
9862 Vector, and other registers. Altivec and VSX addresses in reload.
9863 (rs6000_secondary_reload_inner): Ditto.
9864 (rs6000_ira_cover_classes): New target hook, that returns the
9865 appropriate cover classes, based on -mvsx being used or not.
9866 (rs6000_secondary_reload_class): Add VSX support.
9867 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9868 (get_vsel_insn): Ditto.
9869 (rs6000_emit_vector_compare): Rewrite vector conditional support
9870 so that where we can, we use RTL operators, instead of blindly use
9872 (rs6000_emit_vector_select): Ditto.
9873 (rs6000_emit_vector_cond_expr): Ditto.
9874 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9875 (create_TOC_reference): Add -mdebug=addr support.
9876 (emit_frame_save): VSX loads/stores need register indexed addressing.
9878 * config/rs6000/rs6000.md: Include vector.md.
9880 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9882 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9883 support for V2DI, V2DF in logical, permute, select operations.
9885 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9886 switch for vsx/power7.
9887 (-mvsx-scalar-memory): Ditto.
9888 (-mvsx-align-128): Ditto.
9889 (-mallow-movmisalign): Ditto.
9890 (-mallow-df-permute): Ditto.
9891 (-msched-groups): Ditto.
9892 (-malways-hint): Ditto.
9893 (-malign-branch-targets): Ditto.
9895 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9897 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9898 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9899 (rs6000_vector_reg_class): Delete.
9900 (rs6000_vsx_reg_class): Ditto.
9901 (enum rs6000_reg_class_enum): New enum for the constraints that
9902 vary based on target switches.
9903 (rs6000_constraints): New array to hold the register class for all
9904 of the register constraints that vary based on the switches used.
9905 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9906 (enum rs6000_builtins): Add unsigned varients for the builtin
9907 declarations returned by target hooks for expanding multiplies,
9908 select, and permute operations. Add VSX builtins.
9909 (enum rs6000_builtin_type_index): Add entries for VSX.
9910 (V2DI_type_node): Ditto.
9911 (V2DF_type_node): Ditto.
9912 (unsigned_V2DI_type_node): Ditto.
9913 (bool_long_type_node): Ditto.
9914 (intDI_type_internal_node): Ditto.
9915 (uintDI_type_internal_node): Ditto.
9916 (double_type_internal_node): Ditto.
9918 * config/rs6000/altivec.md (whole file): Move all expanders to
9919 vector.md from altivec.md. Rename insn matching functions to be
9921 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9922 (altivec_vcmp*): Ditto.
9923 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9924 (VM): New iterator for moves that includes the VSX types.
9925 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9926 (altivec_vperm_<mode>_uns): New, for unsigned types.
9927 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9928 (altivec_eq<mode>): Ditto.
9929 (altivec_gt<mode>): Ditto.
9930 (altivec_gtu<mode>): Ditto.
9931 (altivec_eqv4sf): Ditto.
9932 (altivec_gev4sf): Ditto.
9933 (altivec_gtv4sf): Ditto.
9934 (altivec_vcmpbfp_p): Ditto.
9936 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9938 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9941 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9944 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9945 ASM_SHORT instead of .word.
9946 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9947 instead of .word in asm template.
9949 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9952 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9953 (process_bb_node_lives): Use it.
9955 * ira.c (setup_cover_and_important_classes): Don't setup
9956 ira_important_class_nums. Add cover classes to the end of
9958 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9960 (find_reg_class_closure): Use reorder_important_classes.
9962 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9964 * config/i386/i386.c (i386_ira_cover_classes): New function.
9965 (TARGET_IRA_COVER_CLASSES): Redefine.
9967 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9968 importance of order of cover classes in the array.
9970 2009-07-22 Diego Novillo <dnovillo@google.com>
9972 * tree-pass.h (TDF_EH): Define.
9973 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9974 contains TDF_EH, print the EH region number holding GS.
9975 * tree-dump.c (dump_options): Add "eh".
9976 * doc/invoke.texi: Document it.
9978 2009-07-22 Doug Kwan <dougkwan@google.com>
9980 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9982 2009-07-22 Michael Matz <matz@suse.de>
9984 PR tree-optimization/35229
9985 PR tree-optimization/39300
9987 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9988 (inhibit_phi_insertion): New function.
9989 (insert_into_preds_of_block): Call it for REFERENCEs.
9990 (init_pre): Initialize and finalize scalar evolutions.
9991 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9993 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9995 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9996 Use CONST_VECTOR_NUNITS to determine number of elements.
9998 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10000 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10001 (U, W): Constraints are now deprecated and will be removed if we
10002 run out of letters.
10003 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10005 ("prefetch"): Add the stcmh instruction for prefetching.
10006 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10008 (s390_short_displacement): Return always true if compiling for
10009 machines not providing the long displacement facility.
10010 (s390_mem_constraint): Support the new constraint letter Z.
10011 (s390_check_qrst_address): New function.
10013 2009-07-21 DJ Delorie <dj@redhat.com>
10015 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10018 2009-07-21 Jason Merrill <jason@redhat.com>
10020 * c-common.c (max_tinst_depth): Increase default to 1024.
10022 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10024 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10025 (vec_unpacku_float_lo_v4si): Ditto.
10027 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10030 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10031 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10032 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10033 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10035 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10037 PR tree-optimization/40813
10038 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10041 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10043 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10044 with a NOP_EXPR if needed.
10046 2009-07-21 Paul Brook <paul@codesourcery.com>
10048 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10049 Terminate debug dump with newline.
10051 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10053 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10054 Cast "1" to unsigned HOST_WIDE_INT.
10055 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10056 deposit length to the maximum length - lsb. Extend length if
10057 HOST_BITS_PER_WIDE_INT is 32.
10059 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10061 * cgraph.h (constant_pool_htab): New function.
10062 (constant_descriptor_tree): Move from varasm.c.
10063 * varasm.c (constant_pool_htab): New function.
10064 (constant_descriptor_tree): Move to cgraph.h.
10066 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10068 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10070 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10072 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10075 2009-07-20 Xinliang David Li <davidxl@google.com>
10077 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10079 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10081 * config/mips/mips.md (move_type): Add arith.
10082 (type): Handle arith.
10083 (zero_extendsidi2): Rename this into ...
10084 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10085 (zero_extendsidi2): New expander.
10086 (*zero_extendsidi2_dext): New pattern.
10088 2009-07-20 Nick Clifton <nickc@redhat.com>
10090 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10091 to set MIPS_ABI_DEFAULT.
10092 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10094 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10096 * tree-object-size.c (addr_object_size): Handle unions with
10097 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10099 PR tree-optimization/40792
10100 * tree.c (build_function_type_skip_args): Remove bogus assert.
10102 2009-07-20 Jan Hubicka <jh@suse.cz>
10103 Martin Jambor <mjambor@suse.cz>
10105 * cgraph.h (combined_args_to_skip): New field.
10106 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10107 combined_args_to_skip and args_to_skip.
10108 * tree-inline.c (update_clone_info): New function.
10109 (tree_function_versioning): Call update_clone_info.
10110 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10112 (cgraph_materialize_all_clones): More extensive dumping, working
10113 with combined_args_to_skip rather than args_to_skip.
10115 2009-07-20 Ira Rosen <irar@il.ibm.com>
10117 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10118 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10119 (get_initial_def_for_reduction): Likewise.
10120 (vectorizable_reduction): Skip the check of first operand in case
10121 of COND_EXPR. Add check that it is outer loop vectorization if
10122 nested cycle was detected. Call vectorizable_condition() for
10123 COND_EXPR. If reduction epilogue cannot be created do not fail for
10124 nested cycles (if it is not double reduction). Assert that there
10125 is only one type in the loop in case of COND_EXPR. Call
10126 vectorizable_condition() to vectorize COND_EXPR.
10127 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10128 Add parameters. Allow nested cycles if called from
10129 vectorizable_reduction(). Use reduction vector variable if provided.
10130 (vect_analyze_stmt): Call vectorizable_reduction() before
10131 vectorizable_condition().
10132 (vect_transform_stmt): Update call to vectorizable_condition().
10134 2009-07-20 Christian Bruel <christian.bruel@st.com>
10136 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10137 * doc/invoke.texi (-mfmovd): Likewise.
10138 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10140 2009-07-20 Jan Hubicka <jh@suse.cz>
10142 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10143 when handling SSA name.
10145 2009-07-19 Jan Hubicka <jh@suse.cz>
10147 PR tree-optimization/40676
10148 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10149 virtual PHIs in empty BBs.
10151 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10153 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10154 re-expanded the compound use gen_lowpart instead to convert to the
10157 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10159 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10160 OUTER_CONST arguments.
10161 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10162 the new wider mode will be masked off.
10163 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10165 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10167 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10168 high-order bits are zero.
10170 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10172 * combine.c (simplify_shift_const_1): Split code to determine
10173 shift_mode into ...
10174 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10175 new bits shifted in are identical to the old sign bit.
10177 2009-07-18 Richard Guenther <rguenther@suse.de>
10180 * gimplify.c (gimplify_call_expr): Reject code using results from
10181 functions returning void.
10183 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10185 * doc/md.texi: Document the new PowerPC "es" constraint.
10186 Document that "m" can include automodified addresses on this target,
10187 and explain how %U must be used. Extend the "Q" and "Z" documentation
10188 to suggest "es" as well as "m".
10189 * config/rs6000/constraints.md (es): New memory constraint.
10190 (Q, Z): Update strings to match new documentation.
10192 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10194 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10195 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10196 * config/rs6000/predicates.md (volatile_mem_operand): Use
10197 offsettable_nonstrict_memref_p.
10198 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10199 (*floatunssidf2_internal): Likewise.
10200 (*fix_truncdfsi2_internal): Likewise.
10201 (*fix_trunctfsi2_internal): Likewise.
10203 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10205 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10206 atmega32u2 devices.
10207 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10209 2009-07-17 Richard Guenther <rguenther@suse.de>
10212 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10213 (pass_warn_unused_result): Likewise.
10214 (TODO_set_props): Remove.
10215 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10217 (pass_diagnose_omp_blocks): Define.
10218 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10219 (c_gimple_diagnostics_recursively): Remove.
10220 (finish_function): Do not call it.
10221 (c_write_global_declarations): Continue after errors.
10222 Finalize the CU here.
10223 * c-gimplify.c (c_genericize): Do not gimplify here.
10224 * c-common.c (c_warn_unused_result): Move ...
10225 * tree-cfg.c (do_warn_unused_result): ... here.
10226 (run_warn_unused_result): New function.
10227 (gate_warn_unused_result): New function.
10228 (pass_warn_unused_result): New pass.
10229 * c-common.h (c_warn_unused_result): Remove.
10230 * flags.h (flag_warn_unused_result): Declare.
10231 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10232 * opts.c (flag_warn_unused_result): Initialize to false.
10233 * toplev.c (compile_file): Add comment.
10234 * omp-low.c (create_omp_child_function): Do not register
10235 the function with the frontend.
10236 (diagnose_omp_structured_block_errors): Prepare to be
10237 called as optimization pass.
10238 (gate_diagnose_omp_blocks): New function.
10239 (pass_diagnose_omp_blocks): New pass.
10240 * cgraph.h (cgraph_optimize): Remove.
10241 (cgraph_analyze_function): Likewise.
10242 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10243 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10244 before their parents here.
10245 (cgraph_finalize_function): Not here.
10246 (cgraph_analyze_function): Gimplify functions here.
10247 (cgraph_finalize_compilation_unit): Continue after errors.
10248 Optimize the callgraph from here.
10249 (cgraph_optimize): Make static.
10250 * langhooks.c (write_global_declarations): Finalize the CU.
10251 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10252 (gimplify_function_tree): Assert we gimplify only once.
10253 Set PROP_gimple_any property.
10254 * tree-nested.c (gimplify_all_functions): New function.
10255 (lower_nested_functions): Gimplify all nested functions.
10256 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10257 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10258 and pass_diagnose_omp_blocks after gimplification. Do not
10259 set TODO_set_props on all_lowering_passes.
10260 (execute_one_pass): Do not handle TODO_set_props.
10261 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10262 (gimplify.o): Add tree-pass.h dependency.
10263 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10264 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10265 (unsave_r): Likewise.
10266 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10267 temporary variable.
10269 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10271 * doc/service.texi (Service): Restore previously removed link,
10272 which isn't broken after all.
10274 2009-07-17 Richard Guenther <rguenther@suse.de>
10276 PR tree-optimization/40321
10277 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10278 PHI nodes to the maximal set.
10279 (make_values_for_phi): Add PHI arguments to the maximal set.
10280 (execute_pre): Dump PHI_GEN and the maximal set.
10282 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10285 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10288 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10290 * doc/extend.texi (Nested Functions): Replace broken link with
10292 * doc/service.texi (Service): Remove broken link.
10294 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10297 * builtins.c (expand_builtin_memcmp): Use loc instead of
10298 EXPR_LOCATION (exp).
10299 (expand_builtin_strncmp): Likewise.
10301 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10302 Manuel López-Ibáñez <manu@gcc.gnu.org>
10305 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10306 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10307 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10308 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10309 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10310 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10311 tree-inline.c, c-common.c, c-common.h, gimple.c,
10312 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10313 convert.c: Add location argument to fold_{unary,binary,ternary},
10314 fold_build[123], build_call_expr, build_size_arg,
10315 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10316 fold_build1_initializer, fold_build2_initializer,
10317 fold_build3_initializer, fold_build_call_array,
10318 fold_build_call_array_initializer, fold_single_bit_test,
10319 omit_one_operand, omit_two_operands, invert_truthvalue,
10320 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10321 combine_comparisons, fold_builtin_*, fold_call_expr,
10322 build_range_check, maybe_fold_offset_to_address, round_up,
10325 2009-07-16 Jason Merrill <jason@redhat.com>
10328 * c-common.c (c_common_reswords): Add __is_standard_layout
10330 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10331 * doc/implement-cxx.texi: New.
10332 * doc/gcc.texi: Include it.
10334 2009-07-16 DJ Delorie <dj@redhat.com>
10336 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10337 compares that may be indirectly affected by previous instructions.
10339 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10341 * builtins.c (do_mpc_arg2): New.
10342 (fold_builtin_2): Fold builtin cpow.
10343 * real.h (HAVE_mpc_pow): New.
10345 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10347 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10348 comparison to skip unprofitable schedule
10350 2009-07-16 Simon Baldwin <simonb@google.com>
10352 * gcc.c (option_map): New flag -no-canonical-prefixes.
10353 * (display_help): Print help text for new flag.
10354 * (process_command): Move options translation and language specifics
10355 and handle new flag early. Use it to set a function pointer to a
10356 prefix builder. Replace make_relative_prefix calls with calls to
10357 the function pointed to. Ignore new flag in regular options handling.
10358 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10360 2009-07-15 DJ Delorie <dj@redhat.com>
10362 * config/mep/mep.md (sibcall_internal): Change register to avoid
10363 argument registers.
10364 (sibcall_value_internal): Likewise.
10366 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10368 PR rtl-optimization/40710
10369 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10371 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10373 * config/mips/mips.md (*extenddi_truncate<mode>,
10374 *extendsi_truncate<mode>): Change type attribute to move_type
10375 with shift_shift. Split out code handling exts from here ...
10376 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10378 (*extendhi_truncateqi): Change type attribute to move_type with
10379 shift_shift. Split out code handling exts from here ...
10380 (*extendhi_truncateqi_exts): ... to this new pattern.
10382 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10384 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10385 instead of "and" with inverted sign bit mask value. Use
10386 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10387 Allocate registers only for operand 4 and operand 5.
10389 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10391 PR middle-end/40747
10392 * fold-const.c (fold_cond_expr_with_comparison): When folding
10393 < and <= to MIN, make sure the MIN uses the same type as the
10394 comparison's operands.
10396 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10398 * arm.md (ior_xor): New code iterator.
10399 (split for ior/xor with shift and zero-extend): New split pattern.
10400 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10402 2009-07-15 Richard Guenther <rguenther@suse.de>
10404 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10407 2009-07-15 Richard Guenther <rguenther@suse.de>
10409 PR middle-end/40753
10410 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10412 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10414 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10415 handle 2.6.30 kernel.
10417 2009-07-15 DJ Delorie <dj@redhat.com>
10419 * config/mep/mep.md (sibcall_internal): Change register to allow
10420 for 24-bit addresses.
10421 (sibcall_value_internal): Likewise.
10423 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10425 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10426 that are enabled/disabled by the flags introduced by a previous patch.
10428 2009-07-14 DJ Delorie <dj@redhat.com>
10430 * config/mep/mep.md (sibcall_internal): Include non-toggling
10432 (sibcall_value_internal): Likewise.
10434 2009-07-14 Taras Glek <tglek@mozilla.com>
10435 Rafael Espindola <espindola@google.com>
10437 * doc/sourcebuild.texi: Document install-plugin target.
10438 * configure.ac: Added install-plugin target to language makefiles.
10439 * configure: Regenerate.
10440 * Makefile.in: (install-plugin): Install more headers,
10441 depend on lang.install-plugin.
10443 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10445 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10448 2009-07-14 DJ Delorie <dj@redhat.com>
10450 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10451 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10452 * config/mep/mep.md (sibcall_internal): Change test from
10453 mep_vliw_mode_match to mep_vliw_jmp_match.
10454 (sibcall_value_internal): Likewise.
10456 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10458 * config/i386/sse.md (copysign<mode>3): New expander.
10459 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10460 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10461 Use ix86_build_const_vector.
10462 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10463 IX86_BUILTIN_CPYSGNPD.
10464 (builtin_description): Add __builtin_ia32_copysignps and
10465 __builtin_ia32_copysignpd.
10466 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10467 and BUILT_IN_COPYSIGNF.
10469 2009-07-13 Jason Merrill <jason@redhat.com>
10471 * builtins.c (can_trust_pointer_alignment): New fn.
10472 (get_pointer_alignment): Factor it out from here.
10473 * tree.h: Declare it.
10475 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10477 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10480 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10484 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10486 2009-07-14 Richard Guenther <rguenther@suse.de>
10487 Andrey Belevantsev <abel@ispras.ru>
10489 PR middle-end/40745
10490 * cfgexpand.c (partition_stack_vars): Do not bother to update
10491 alias information when not optimizing.
10493 2009-07-14 Richard Guenther <rguenther@suse.de>
10494 Andrey Belevantsev <abel@ispras.ru>
10496 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10497 (pt_solution_set): Likewise.
10498 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10499 * tree-ssa-structalias.c (pt_solution_set): New function.
10500 * final.c (rest_of_clean_state): Free SSA data structures.
10501 * print-rtl.c (print_decl_name): Remove.
10502 (print_mem_expr): Implement in terms of print_generic_expr.
10503 * alias.c (ao_ref_from_mem): New function.
10504 (rtx_refs_may_alias_p): Likewise.
10505 (true_dependence): Query alias-export info.
10506 (canon_true_dependence): Likewise.
10507 (write_dependence_p): Likewise.
10508 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10510 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10511 (mem_expr_equal_p): Use operand_equal_p.
10512 (set_mem_attributes_minus_bitpos): Do not use
10513 component_ref_for_mem_expr.
10514 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10515 (update_alias_info_with_stack_vars): Likewise.
10516 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10517 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10518 explicitly nor clear stmt operands.
10519 Free the decl-to-pointer map.
10520 * tree-optimize.c (execute_free_datastructures): Do not free
10521 SSA data structures here.
10522 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10523 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10524 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10526 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10528 2009-07-13 DJ Delorie <dj@redhat.com>
10530 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10531 unrolling at the right iteration count.
10533 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10536 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10538 * haifa-sched.c (rank_for_schedule): Introduced flags to
10539 enable/disable individual scheduling heuristics.
10540 * common.opt: Introduced flags to enable/disable individual
10541 heuristics in the scheduler.
10542 * doc/invoke.texi: Introduced flags to enable/disable individual
10543 heuristics in the scheduler.
10545 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10547 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10548 config/i386/mingw-tls.c.
10549 * config/i386/mingw-tls.c: Removed.
10551 2009-07-13 Ira Rosen <irar@il.ibm.com>
10553 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10554 checks access only relevant statements.
10555 (vectorizable_reduction): Likewise.
10557 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10559 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10560 just for 32-bit case.
10562 2009-07-12 Jan Hubicka <jh@suse.cz>
10564 PR tree-optimization/40585
10565 * except.c (expand_resx_expr): When there already is resume
10566 instruction, produce linked list.
10567 (build_post_landing_pads): Assert that resume is empty.
10568 (connect_post_landing_pads): Handle resume lists.
10569 (dump_eh_tree): Dump resume list.
10571 2009-07-12 Ira Rosen <irar@il.ibm.com>
10573 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10574 with additional argument.
10575 * tree-vectorizer.h (enum vect_def_type): Add
10576 vect_double_reduction_def.
10577 (vect_is_simple_reduction): Add argument.
10578 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10580 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10581 vect_is_simple_reduction with additional argument.
10582 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10584 (reduction_code_for_scalar_code): Handle additional codes by
10585 returning ERROR_MARK for them. Fix comment and indentation.
10586 (vect_is_simple_reduction): Fix comment, add argument to specify
10587 double reduction. Detect double reduction.
10588 (get_initial_def_for_induction): Fix indentation.
10589 (get_initial_def_for_reduction): Fix comment and indentation.
10590 Handle double reduction. Create initial definitions that do not
10591 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10592 (vect_create_epilog_for_reduction): Fix comment, add argument to
10593 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10594 epilogue result extraction. Create double reduction phi node and
10595 replace relevant uses.
10596 (vectorizable_reduction): Call vect_is_simple_reduction with
10597 additional argument. Fix indentation. Update epilogue code treatment
10598 according to the changes in reduction_code_for_scalar_code. Check
10599 for double reduction. Call vect_create_epilog_for_reduction with
10600 additional argument.
10601 * tree-vect-stmts.c (process_use): Handle double reduction, update
10603 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10604 (vect_get_vec_def_for_operand): Likewise.
10606 2009-07-12 Danny Smith <dansmister@gmail.com>
10608 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10609 dllexport if !TREE_PUBLIC.
10610 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10612 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10614 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10615 (avr_extra_arch_macro) Remove declatation.
10616 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10617 (avr_extra_arch_macro) Declare as static.
10618 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10620 2009-07-11 Jan Hubicka <jh@suse.cz>
10622 PR middle-end/48388
10623 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10625 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10628 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10629 cold_in_std_section bits.
10630 (dwarf2out_begin_prologue): Initialize them.
10631 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10632 if already covered by text_section or cold_text_section range.
10634 PR rtl-optimization/40667
10635 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10636 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10637 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10638 * config/i386/i386.c (ix86_minimum_alignment): New function.
10639 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10640 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10641 * emit-rtl.c (gen_reg_rtx): Likewise.
10642 * function.c (assign_parms): Likewise. If nominal_type needs
10643 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10644 rather than passed_type's alignment.
10647 * function.c (assign_parm_setup_stack): Adjust
10648 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10649 from nominal_mode on big endian.
10651 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10653 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10655 2009-07-10 DJ Delorie <dj@redhat.com>
10657 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10659 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10661 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10663 (thumb2_cbnz): Likewise.
10665 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10668 * config.gcc (supported_defaults): Add synci.
10669 (with_synci): Add validation.
10670 (all_defaults): Add synci.
10671 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10674 * config/mips/mips.opt (msynci): New option.
10675 * config/mips/mips.c (mips_override_options): Warn on use of
10676 -msynci for targets that do now support it.
10677 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10679 * gcc/doc/invoke.texi (-msynci): Document the new option.
10680 * doc/install.texi (--with-synci): Document the new option.
10682 2009-07-10 Richard Guenther <rguenther@suse.de>
10684 PR tree-optimization/40496
10685 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10686 the PHI result with a compatible type.
10688 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10692 * c.opt (Wunused-result): New.
10693 * doc/invoke.texi: Document it.
10694 * c-common.c (c_warn_unused_result): Use it.
10696 2009-07-09 DJ Delorie <dj@redhat.com>
10698 * targhooks.c (default_target_can_inline_p): Rename from
10699 default_target_option_can_inline_p.
10700 * targhooks.h (default_target_can_inline_p): Likewise.
10701 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10702 TARGET_OPTION_CAN_INLINE_P.
10703 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10704 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10705 (mep_target_can_inline_p): Rename from
10706 mep_target_option_can_inline_p.
10709 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10710 registers used to pass vectors.
10712 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10714 2009-07-09 Tom Tromey <tromey@redhat.com>
10716 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10717 * config/mmix/mmix.c: Include dwarf2.h.
10718 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10719 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10720 * config/sh/sh.c: Include dwarf2.h.
10721 * config/i386/i386.c: Include dwarf2.h.
10722 * Makefile.in (DWARF2_H): Remove 'elf'.
10723 * except.c: Include dwarf2.h.
10724 * unwind-dw2.c: Include dwarf2.h.
10725 * dwarf2out.c: Include dwarf2.h.
10726 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10727 * unwind-dw2-fde.c: Include dwarf2.h.
10728 * dwarf2asm.c: Include dwarf2.h.
10730 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10732 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10733 (max_issue): Use it.
10734 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10736 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10737 (region_sched_info): Update.
10738 * sched-ebb.c (ebb_sched_info): Update.
10739 * modulo-sched.c (sms_sched_info): Update.
10740 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10742 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10744 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10746 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10748 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10750 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10752 PR middle-end/40692
10753 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10754 arg1 with arg01 if arg1 is already INTEGER_CST.
10756 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10758 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10759 Transform (and (truncate)) into (truncate (and)).
10761 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10763 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10764 creating LHS paradoxical subregs. Fix surrounding returns to
10765 use NULL_RTX rather than 0.
10767 2009-07-08 DJ Delorie <dj@redhat.com>
10769 * config/mep/mep.c: (mep_option_can_inline_p): New.
10770 (TARGET_OPTION_CAN_INLINE_P): Define.
10772 2009-07-08 Mark Wielaard <mjw@redhat.com>
10775 * dwarf2out.c (add_data_member_location_attribute): When we have
10776 only a constant offset don't emit a new location description using
10777 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10780 2009-07-08 Richard Henderson <rth@redhat.com>
10783 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10784 (enum reg_class): Add CLOBBERED_REGS.
10785 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10786 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10787 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10788 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10789 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10790 force 64-bit sibcalls into R11.
10791 * config/i386/constraints.md (U): New constraint.
10792 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10793 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10794 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10796 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10798 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10800 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10801 * ebitmap.h (dump_ebitmap): Ditto.
10802 * optabs.h (optab_libfunc): Ditto.
10803 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10804 * tree-flow.h (vect_can_force_dr_alignment_p,
10805 get_vectype_for_scalar_type): Ditto.
10806 (vectorize_loops): Move prototype to ...
10807 * tree-vectorizer.h: ... here. Also, adjust comment.
10808 (vect_set_verbosity_level): Remove duplicate prototype.
10809 * tree-ssa-loop.c: Include tree-vectorizer.h.
10810 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10812 2009-07-08 Nick Clifton <nickc@redhat.com>
10814 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10817 2009-07-08 DJ Delorie <dj@redhat.com>
10819 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10820 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10821 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10823 * config/mep/intrinsics.md: Regenerated.
10824 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10825 registers when asm() or calls are detected.
10827 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10830 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10832 * gimple (gimple_build_call_from_tree): Likewise.
10833 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10834 no_warning flag before warning.
10836 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10838 * tree.c (set_expr_locus): Remove.
10839 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10840 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10842 * gimplify.c (internal_get_tmp_var): Likewise.
10843 (gimplify_call_expr): Likewise.
10844 (gimplify_one_sizepos): Likewise.
10846 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10849 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10850 to variables for debugging purposes.
10852 2009-06-23 Mark Loeser <mark@halcy0n.com>
10855 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10857 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10859 * pretty-print.c (pp_base_format): Remove %J.
10860 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10861 gcc_cxxdiag_char_table): Likewise.
10862 (init_dynamic_diag_info): Likewise.
10864 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10866 * pretty-print.c (pp_base_format): Remove %H.
10867 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10868 gcc_cxxdiag_char_table): Likewise.
10869 (init_dynamic_diag_info): Likewise.
10870 * config/mep/mep.c (mep_select_section): Likewise.
10872 2009-07-07 Duncan Sands <baldrick@free.fr>
10874 * final.c (pass_clean_state): Give the pass a name.
10875 * passes.c (pass_rest_of_compilation): Likewise.
10876 * tree-optimize.c (pass_all_optimizations): Likewise.
10878 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10880 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10881 an extra 'decl' for error_at.
10883 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10885 PR middle-end/40669
10886 * tree-tailcall.c (adjust_return_value_with_ops,
10887 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10888 if it has complex or vector type.
10890 2009-07-07 Olivier Hainque <hainque@adacore.com>
10892 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10895 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10897 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10899 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10901 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10902 * c-decl.c: Likewise.
10903 * function.c: Likewise.
10904 * varasm.c: Likewise.
10905 * tree-ssa.c: Likewise.
10906 * c-common.c: Likewise.
10907 * tree-cfg.c: Likewise.
10908 * config/spu/spu.c: Likewise.
10909 * config/ia64/ia64.c: Likewise.
10910 * config/v850/v850.c: Likewise.
10912 2009-07-06 DJ Delorie <dj@redhat.com>
10914 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10915 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10916 unspecified accesses to control registers.
10917 * config/mep/intrinsics.md: Regenerate.
10918 * config/mep/intrinsics.h: Regenerate.
10919 * config/mep/mep-intrin.h: Regenerate.
10921 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10923 * c-lex.c: Replace %H by an explicit location. Update all calls.
10924 * c-common.c: Likewise.
10925 * c-decl.c: Likewise.
10926 * c-typeck.c: Likewise.
10927 * fold-const.c: Likewise.
10928 * gimplify.c: Likewise.
10929 * stmt.c: Likewise.
10930 * tree-cfg.c: Likewise.
10931 * tree-ssa-loop-niter.c: Likewise.
10932 * tree-vrp.c: Likewise.
10933 * value-prof.c: Likewise.
10935 2009-07-06 Diego Novillo <dnovillo@google.com>
10937 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10938 if it has one. Handle cases where VAR does not have an
10939 annotation or cfun is NULL.
10941 2009-07-06 Diego Novillo <dnovillo@google.com>
10943 * tree.c: Include debug.h.
10944 (initialize_tree_contains_struct): New.
10945 (init_ttree): Call it.
10946 (tree_node_structure_for_code): Factor out of ...
10947 (tree_node_structure): ... here.
10948 * treestruct.def (TS_PHI_NODE): Remove.
10949 (TS_GIMPLE_STATEMENT): Remove.
10951 2009-07-06 Diego Novillo <dnovillo@google.com>
10953 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10954 (debug_tree_chain): Handle cycles.
10956 2009-07-06 Nick Clifton <nickc@redhat.com>
10957 DJ Delorie <dj@redhat.com>
10959 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10960 __FMOVD_ENABLED__ is defined.
10962 (TARGET_FMOVD): Provide a default definition.
10963 (MASK_FMOVD): Likewise.
10964 (TARGET_CPU_CPP_BUILTINS): Define
10965 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10966 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10967 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10968 (split for DF load from memory into register): Also handle
10969 MEMs which consist of REG+DISP addressing.
10970 (split for DF store from register to memory): Likewise.
10971 (movsf_ie): Always use single fp_mode.
10972 * config/sh/sh.c (sh_override_options): Do not automatically
10973 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10974 that to the -mfmovd command line switch.
10975 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10976 (fldi_ok): Always allow.
10977 * config/sh/sh.opt (mfmovd): Remove this switch.
10978 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10980 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10981 Kaz Kojima <kkojima@gcc.gnu.org>
10983 PR rtl-optimization/30807
10984 * postreload.c (reload_combine): For every new use of REG_SUM,
10985 record the use of BASE.
10987 2009-07-06 Jan Hubicka <jh@suse.cz>
10989 * params.def: Revert my accidental commit at 2009-06-30.
10991 2009-07-04 Ian Lance Taylor <iant@google.com>
10994 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10996 (mingw_format_attribute_overrides): Likewise.
10998 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11001 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11002 don't check cfa.reg. Instead of cfa.indirect use
11003 fde && fde->drap_reg != INVALID_REGNUM test.
11005 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11007 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11009 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11012 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11014 2009-07-03 Richard Guenther <rguenther@suse.de>
11016 PR tree-optimization/40640
11017 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11020 2009-07-03 Jan Hubicka <jh@suse.cz>
11022 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11023 for size, reduce amount of inlining.
11025 2009-07-03 Richard Guenther <rguenther@suse.de>
11027 PR middle-end/34163
11028 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11029 if t +- x is known to not overflow and the conversion widens the
11031 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11033 2009-07-03 Jan Hubicka <jh@suse.cz>
11035 * ipa-pure-const.c (analyze): Update loop optimizer init.
11036 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11037 try_remove_empty_loop, remove_empty_loops): Remove.
11038 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11039 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11040 to mark regular loops as neccesary.
11041 (degenerate_phi_p): New function.
11042 (propagate_necessity, remove_dead_phis): Use it.
11043 (forward_edge_to_pdom): Likewise.
11044 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11045 virtual PHI nodes that became unreachable.
11046 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11047 * tree-flow.h (remove_empty_loops): Remove.
11048 * passes.c (init_optimization_passes): Remove.
11050 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11052 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11053 can_create_pseudo_p.
11054 (*fix_trunc<mode>_i387_1): Ditto.
11055 (*floathi<mode>2_1): Ditto.
11056 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11057 (*fistdi2_1): Ditto.
11058 (*fist<mode>2_1): Ditto.
11059 (frndintxf2_floor): Ditto.
11060 (*fist<mode>2_floor_1): Ditto.
11061 (frndintxf2_ceil): Ditto.
11062 (*fist<mode>2_ceil_1): Ditto.
11063 (frndintxf2_trunc): Ditto.
11064 (frndintxf2_mask_pm): Ditto.
11065 (fxam<mode>2_i387_with_temp): Ditto.
11066 * config/i386/sse.md (mulv16qi3): Ditto.
11067 (*sse2_mulv4si3): Ditto.
11069 (sse4_2_pcmpestr): Ditto.
11070 (sse4_2_pcmpistr): Ditto.
11072 2009-07-03 Jan Hubicka <jh@suse.cz>
11074 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11075 (mark_stmt_necessary): Set it.
11076 (mark_operand_necessary): Set it.
11077 (mark_control_dependent_edges_necessary): Set it.
11078 (mark_virtual_phi_result_for_renaming): New function.
11079 (get_live_post_dom): New function.
11080 (forward_edge_to_pdom): New function.
11081 (remove_dead_stmt): Fix handling of control dependences.
11082 (tree_dce_init): Init new bitmap.
11083 (tree_dce_done): Free it.
11085 2009-07-02 Richard Guenther <rguenther@suse.de>
11088 * tree-ssa-structalias.c (new_var_info): Initialize
11091 2009-07-02 Jan Hubicka <jh@suse.cz>
11093 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11096 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11098 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11099 instead of recomputing it. Adjust calls.
11100 (emit_store_flag): Adjust recursive calls.
11102 2009-07-02 Richard Guenther <rguenther@suse.de>
11104 * tree-ssa-live.c (remove_unused_locals): Do not remove
11106 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11107 of DECL_EXTERNAL for HEAP variables.
11108 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11109 HEAP variables. Do not adjust RESTRICT vars.
11110 (find_what_var_points_to): Nobody cares if something
11111 points to READONLY.
11113 2009-07-02 Ben Elliston <bje@au.ibm.com>
11115 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11116 pc_low and pc_high declarations to the top of the function.
11118 2009-07-01 DJ Delorie <dj@redhat.com>
11120 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11121 registers as fixed.
11122 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11123 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11124 unspecified accesses to control registers.
11125 * config/mep/intrinsics.md: Regenerate.
11126 * config/mep/intrinsics.h: Regenerate.
11127 * config/mep/mep-intrin.h: Regenerate.
11129 2009-07-01 Anthony Green <green@moxielogic.com>
11131 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11132 instruction when possible.
11133 (moxie_expand_prologue): Ditto. Also, save an instruction and
11134 some complexity by popping off of $r12 instead of $sp.
11135 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11138 2009-07-01 Richard Henderson <rth@redhat.com>
11141 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11142 contained no insns, reposition note before last insn.
11144 2009-07-01 Richard Henderson <rth@redhat.com>
11147 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11148 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11150 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11153 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11154 darwin9 for printing reg addresses with %y.
11156 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11158 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11159 truncation from operands in binary operations.
11161 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11164 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11165 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11166 subreg of op0 to the original op0.
11168 * expmed.c (store_bit_field_1): Use a temporary as the destination
11169 instead of a paradoxical subreg when we need to truncate the result.
11171 2009-07-01 DJ Delorie <dj@redhat.com>
11173 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11174 names to VLIW variants.
11175 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11176 * config/mep/intrinsics.md: Regenerate.
11177 * config/mep/intrinsics.h: Regenerate.
11178 * config/mep/mep-intrin.h: Regenerate.
11180 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11183 * jump.c (returnjump_p): Revert last patch.
11184 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11186 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11189 * pa.md (casesi32p): Use jump table label to determine the offset
11191 (casesi64p): Likewise.
11193 * pa.c (forward_branch_p): Return bool type. Use instruction
11194 addresses when available. Assert that INSN has a jump label.
11195 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11198 2009-07-01 Richard Guenther <rguenther@suse.de>
11200 PR tree-optimization/19831
11201 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11202 that only act as barriers do not make any previous stores necessary.
11203 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11204 HEAP variables global, do not add a constraint from nonlocal.
11205 (find_func_aliases): Handle escapes through return statements.
11206 (compute_points_to_sets): Make escaped HEAP variables global.
11208 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11211 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11212 after reducing a DImode cstore to SImode.
11214 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11216 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11217 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11219 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11221 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11222 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11224 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11225 and umod_optab if TARGET_BSD_DIVMOD.
11226 * config/vax/lib1funcs.asm: New file.
11227 * config/vax/t-linux: New file.
11228 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11230 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11233 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11234 to type arguments that have void type.
11237 * dwarf2out.c (gen_formal_parameter_die): Call
11238 equate_decl_number_to_die if node is different from origin.
11240 2009-06-30 Anthony Green <green@moxielogic.com>
11242 Clean up moxie port for --enable-build-with-cxx.
11243 * config/moxie/moxie.c (moxie_function_value): First two
11244 parameters are const_tree, not tree.
11245 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11246 (REG_CLASS_NAMES): Ditto.
11247 (REGNO_REG_CLASS): Ditto.
11248 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11249 (moxie_function_value): Fix constyness of arguments.
11251 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11253 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11254 finalize_size_functions before further processing.
11255 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11256 (variable_size): Call self_referential_size on size expressions
11257 that contain a PLACEHOLDER_EXPR.
11258 (size_functions): New static variable.
11259 (copy_self_referential_tree_r): New static function.
11260 (self_referential_size): Likewise.
11261 (finalize_size_functions): New global function.
11262 * tree.c: Include tree-inline.h.
11263 (push_without_duplicates): New static function.
11264 (find_placeholder_in_expr): New global function.
11265 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11267 <tcc_expression>: Likewise.
11268 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11269 the call in the expression.
11270 * tree.h (finalize_size_functions): Declare.
11271 (find_placeholder_in_expr): Likewise.
11272 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11273 (substitute_placeholder_in_expr): Update comment.
11274 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11276 (copy_tree_body_r): Likewise.
11277 (copy_tree_body): New static function.
11278 (maybe_inline_call_in_expr): New global function.
11279 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11280 (maybe_inline_call_in_expr): Declare.
11281 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11282 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11285 2009-06-30 Richard Guenther <rguenther@suse.de>
11287 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11289 (propagate_necessity): Do not mark reaching defs of stores
11292 2009-06-30 Jan Hubicka <jh@suse.cz>
11294 * cfgloopanal.c (check_irred): Move into ...
11295 (mark_irreducible_loops): ... here; return true if ireducible
11297 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11298 (analyze_function): Try to prove loop finiteness.
11299 * cfgloop.h (mark_irreducible_loops): Update prototype.
11300 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11302 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11304 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11306 2009-06-30 Ira Rosen <irar@il.ibm.com>
11308 PR tree-optimization/40542
11309 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11312 2009-06-30 Martin Jambor <mjambor@suse.cz>
11314 PR tree-optimization/40582
11315 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11316 than useless_type_conversion_p.
11317 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11320 2009-06-30 Martin Jambor <mjambor@suse.cz>
11322 PR middle-end/40554
11323 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11325 2009-06-30 Richard Guenther <rguenther@suse.de>
11327 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11328 use ao_ref references.
11329 (walk_aliased_vdefs): Likewise.
11330 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11331 * tree-ssa-dce.c (struct ref_data): Remove.
11332 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11333 (mark_aliased_reaching_defs_necessary): Adjust.
11334 (mark_all_reaching_defs_necessary_1): Likewise.
11336 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11339 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11340 (emit_store_flag_1): Extract from emit_store_flag, adjust
11341 calls to (what now is) emit_cstore.
11342 (emit_store_flag): Call emit_store_flag_1 and also use it
11343 for what used to be recursive calls.
11345 2009-06-30 Wei Guozhi <carrot@google.com>
11348 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11349 if the target bb post dominates from bb.
11350 * config/i386/i386.c (memory_address_length): Check existence of base
11351 register before using it.
11353 2009-06-30 Nick Clifton <nickc@redhat.com>
11354 DJ Delorie <dj@redhat.com>
11356 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11357 __FMOVD_ENABLED__ is defined.
11359 (TARGET_FMOVD): Provide a default definition.
11360 (MASK_FMOVD): Likewise.
11361 (TARGET_CPU_CPP_BUILTINS): Define
11362 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11363 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11364 two fmov instructions depending upon whether TARGET_FMOVD is
11366 (split for DF load from memory into register): Also handle
11367 MEMs which consist of REG+DISP addressing.
11368 (split for DF store from register to memory): Likewise.
11369 * config/sh/sh.opt (mfmovd): Remove this switch.
11370 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11371 * config/sh/sh.c (sh_override_options): Do not automatically
11372 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11373 that to the -mfmovd command line switch.
11375 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11377 (fldi_ok): Always allow.
11378 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11380 2009-06-29 DJ Delorie <dj@redhat.com>
11382 * doc/install.texi (mep-x-elf): Correct chip's full name.
11384 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11386 * doc/extend.texi: Fix typo.
11388 2009-06-29 Tom Tromey <tromey@redhat.com>
11390 * dwarf2.h: Remove.
11391 * Makefile.in (DWARF2_H): New variable.
11392 (except.o): Use it.
11393 (dwarf2out.o): Likewise.
11394 (dwarf2asm.o): Likewise.
11395 * config/i386/t-i386: Use DWARF2_H.
11396 * except.c: Include elf/dwarf2.h.
11397 * unwind-dw2.c: Include elf/dwarf2.h.
11398 * dwarf2out.c: Include elf/dwarf2.h.
11399 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11400 <dtprel>: New field.
11401 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11402 (size_of_loc_descr): Likewise.
11403 (output_loc_operands_raw): Likewise.
11404 (output_loc_operands): Handle new dtprel field.
11405 (loc_checksum): Update.
11406 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11407 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11408 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11409 * dwarf2asm.c: Include elf/dwarf2.h.
11410 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11411 * config/mmix/mmix.c: Include elf/dwarf2.h.
11412 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11413 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11414 * config/sh/sh.c: Include elf/dwarf2.h.
11415 * config/i386/i386.c: Include elf/dwarf2.h.
11417 2009-06-29 DJ Delorie <dj@redhat.com>
11419 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11421 * doc/extend.texi: Add MeP attributes and pragmas.
11422 * doc/invoke.text: Add MeP Options.
11423 * doc/contrib.texi: Add MeP contribution.
11424 * doc/md.texi: Add MeP constraints.
11425 * doc/install.texi: Add MeP target.
11427 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11429 * target.h (struct gcc_target): Add frame_pointer_required field.
11430 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11431 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11432 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11434 * reload1.c (update_eliminables): (Ditto.).
11435 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11436 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11437 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11439 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11441 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11442 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11443 (arm_frame_pointer_required): New function.
11445 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11446 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11447 (avr_frame_pointer_required_p): Declare as static.
11448 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11450 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11451 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11452 (bfin_frame_pointer_required): Make as static, change return type
11454 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11456 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11457 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11458 (cris_frame_pointer_required): New function.
11460 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11462 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11463 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11464 (fr30_frame_pointer_required): New function.
11466 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11467 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11468 (frv_frame_pointer_required): Make as static, change return type
11470 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11472 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11473 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11474 (ix86_frame_pointer_required): Make as static, change return type to
11476 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11478 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11479 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11481 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11483 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11485 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11487 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11488 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11489 (mips_frame_pointer_required): Make as static.
11490 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11492 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11493 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11494 (mmix_frame_pointer_required): Mew function.
11496 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11497 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11499 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11501 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11503 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11505 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11506 (CAN_ELIMINATE): Redefine.
11507 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11508 (sparc_frame_pointer_required): New function.
11509 (sparc_can_eliminate): New function.
11510 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11512 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11513 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11515 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11516 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11517 (xtensa_frame_pointer_required): Make as static, change return type
11519 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11522 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11524 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11525 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11526 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11527 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11528 (register_callback): Handle PLUGIN_START_UNIT.
11529 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11531 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11533 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11535 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11536 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11538 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11540 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11543 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11545 * doc/extend.texi (Additional Floating Types): __float128 is also
11546 supported on i386 targets.
11548 2009-06-29 Richard Guenther <rguenther@suse.de>
11550 PR middle-end/14187
11551 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11553 (pt_solutions_same_restrict_base): Declare.
11554 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11556 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11557 (make_constraint_from, make_copy_constraint): Move earlier.
11558 (make_constraint_from_heapvar): New function.
11559 (make_constraint_from_restrict): Likewise.
11560 (handle_lhs_call): Use it.
11561 (find_func_aliases): Use it to track conversions to restrict
11562 qualified pointers.
11563 (struct fieldoff): Add only_restrict_pointers flag.
11564 (push_fields_onto_fieldstack): Initialize it.
11565 (create_variable_info_for): Track global restrict qualified pointers.
11566 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11567 Track restrict qualified pointer arguments.
11568 (set_uids_in_ptset): Use varinfo is_global_var flag.
11569 (find_what_var_points_to): Set the vars_contains_restrict flag.
11570 Always create the points-to solution for sets including restrict tags.
11571 (pt_solutions_same_restrict_base): New function.
11572 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11573 qualified pointers use pt_solutions_same_restrict_base as
11574 additional source for disambiguation.
11576 2009-06-29 Richard Guenther <rguenther@suse.de>
11578 PR middle-end/38212
11579 * alias.c (find_base_decl): Remove.
11580 (get_deref_alias_set_1): Remove restrict handling.
11581 * c-common.c (c_apply_type_quals_to_decl): Do not set
11582 DECL_POINTER_ALIAS_SET.
11583 * gimplify.c (find_single_pointer_decl_1): Remove.
11584 (find_single_pointer_decl): Likewise.
11585 (internal_get_tmp_var): Remove restrict handling.
11586 (gimple_regimplify_operands): Likewise.
11587 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11588 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11589 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11590 * tree.c (restrict_base_for_decl): Remove.
11591 (init_ttree): Do not allocate it.
11592 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11593 LABEL_DECL_UID for label decls.
11594 (copy_node_stat): Do not copy restrict information.
11595 (decl_restrict_base_lookup): Remove.
11596 (decl_restrict_base_insert): Likewise.
11597 (print_restrict_base_statistics): Likewise.
11598 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11599 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11600 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11601 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11602 (LABEL_DECL_UID): Adjust.
11603 (DECL_BASED_ON_RESTRICT_P): Remove.
11604 (DECL_GET_RESTRICT_BASE): Likewise.
11605 (SET_DECL_RESTRICT_BASE): Likewise.
11606 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11608 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11609 instead of DECL_POINTER_ALIAS_SET.
11610 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11611 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11612 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11614 2009-06-29 Richard Guenther <rguenther@suse.de>
11616 PR tree-optimization/40579
11617 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11618 the IL to simplify has constants that overflowed.
11620 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11622 PR tree-optimization/40550
11623 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11624 vector_compute_type only when the size of vector_compute_type is
11625 less than the size of type.
11627 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11629 * fold-const.c (contains_label_1): Fix comments.
11630 (contains_label_p): Do not walk trees multiple time.
11632 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11634 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11635 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11636 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11637 ix86_fp_comparison_operator.
11638 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11639 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11640 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11641 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11642 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11643 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11644 (related splits): Change predicate to ix86_fp_comparison_operator.
11645 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11646 instead of ix86_fp_comparison_codes.
11647 (ix86_trivial_fp_comparison_operator,
11648 ix86_fp_comparison_operator): New.
11649 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11650 (ix86_expand_compare): Eliminate last two parameters.
11651 (ix86_fp_jump_nontrivial_p): Kill.
11652 * config/i386/i386.c (put_condition_code): Eliminate call to
11653 ix86_fp_comparison_codes and subsequent assertion.
11654 (ix86_fp_comparison_codes): Eliminate.
11655 (ix86_fp_swap_condition): New.
11656 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11657 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11658 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11659 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11660 and ix86_fp_swap_condition.
11661 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11662 Use ix86_fp_comparison_strategy.
11663 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11664 (ix86_fp_jump_nontrivial_p): Eliminate.
11665 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11666 call to ix86_expand_compare.
11667 (ix86_split_fp_branch, ix86_expand_setcc,
11668 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11669 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11671 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11673 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11674 related to jump_clobbers.
11675 * config/arm/arm.md (conds): Remove jump_clob case.
11676 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11677 splits): Change comparison_operator to arm_comparison_operator.
11678 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11681 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11683 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11684 condition for floating point modes.
11685 * expmed.c (emit_store_flag_1): Move here a bigger part
11686 of emit_store_flag.
11687 (emit_store_flag): Try swapping the condition for floating point
11689 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11691 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11693 * expr.c (expand_expr_real_1): Just use do_store_flag.
11694 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11695 emit_store_flag_force.
11696 * expmed.c (emit_store_flag_force): Copy here trick
11697 previously in expand_expr_real_1. Try reversing the comparison.
11698 (emit_store_flag_1): Work if target is NULL.
11699 (emit_store_flag): Work if target is NULL, using the result mode
11700 from the comparison. Use split_comparison, restructure final part
11701 to simplify conditionals.
11703 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11705 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11706 * dojump.c (do_jump): Change handling of floating-point
11707 ops to use just do_compare_and_jump.
11708 (split_comparison): New.
11709 (do_compare_rtx_and_jump): Add here logic coming previously
11710 in do_jump, using split_comparison.
11712 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11715 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11717 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11719 * tree-ssa-alias.c: Fix unintentional commit.
11721 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11723 * passes.c (execute_one_pass): Fix unintentional commit.
11725 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11727 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11728 (df_rd_local_compute, df_md_local_compute): Inline them.
11730 (df_md_scratch): New.
11731 (df_md_alloc, df_md_free): Allocate/free it.
11732 (df_md_local_compute): Only include live registers in init.
11733 (df_md_transfer_function): Prune the in-set computed by
11734 the confluence function, and the gen-set too.
11736 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11738 PR rtl-optimization/26854
11739 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11740 * df-problems.c (df_rd_add_problem): Fix comment.
11741 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11742 df_md_simulate_artificial_defs_at_top,
11743 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11744 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11745 df_md_transfer_function, df_md_init, df_md_confluence_0,
11746 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11747 problem_MD, df_md_add_problem): New.
11748 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11749 df_md_get_bb_info): New.
11750 (DF_LAST_PROBLEM_PLUS1): Adjust.
11752 * Makefile.in (fwprop.o): Include domwalk.h.
11753 * fwprop.c: Include domwalk.h.
11754 (reg_defs, reg_defs_stack): New.
11755 (bitmap_only_bit_between): Remove.
11756 (process_defs): New.
11757 (process_uses): Use reg_defs and local_md instead of
11758 bitmap_only_bit_between and local_rd.
11759 (single_def_use_enter_block): New, from build_single_def_use_links.
11760 (single_def_use_leave_block): New.
11761 (build_single_def_use_links): Remove code moved to
11762 single_def_use_enter_block, invoke domwalk.
11763 (use_killed_between): Adjust comment.
11765 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11767 * bitmap.h (bitmap_ior_and_into): New.
11768 * bitmap.c (bitmap_ior_and_into): New.
11770 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11772 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11773 before_dom_children_before_stmts and after_dom_children_after_stmts.
11774 Rename the two remaining callbacks to just before_dom_children and
11775 after_dom_children. Remove other GIMPLE statement walking bits.
11776 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11777 * graphite.c: Do not include domwalk.h.
11778 * tree-into-ssa.c (interesting_blocks): New global.
11779 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11780 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11781 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11782 now that they're not domwalk callbacks.
11783 (rewrite_initialize_block): Rename to...
11784 (rewrite_enter_block): ... this, place after called functions. Test
11785 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11786 (rewrite_finalize_block): Rename to...
11787 (rewrite_leave_block): ... this, place after called functions.
11788 (rewrite_update_init_block): Rename to...
11789 (rewrite_update_enter_block): ... this, place after called functions.
11790 Test interesting_blocks, call rewrite_update_stmt and
11791 rewrite_update_phi_arguments.
11792 (rewrite_update_fini_block): Rename to...
11793 (rewrite_leave_block): ... this, place after called functions.
11794 (rewrite_blocks): Remove last argument, simplify initialization of
11796 (mark_def_sites_initialize_block): Rename to...
11797 (mark_def_sites_block): ... this, call mark_def_sites.
11798 (mark_def_sites_blocks): Remove argument, simplify initialization of
11800 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11801 (update_ssa): Likewise.
11802 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11804 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11805 (dom_opt_initialize_block): Rename to...
11806 (dom_opt_enter_block): ... this, place after called functions. Walk
11807 statements here, inline propagate_to_outgoing_edges.
11808 (dom_opt_finalize_block): Rename to...
11809 (dom_opt_leave_block): ... this, place after called functions.
11810 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11812 (dse_enter_block, dse_record_phi): New.
11813 (dse_record_phis): Delete.
11814 (dse_finalize_block): Rename to...
11815 (dse_leave_block): ... this.
11816 (tree_ssa_dse): Simplify initialization of walk_data.
11817 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11818 Adjust initialization of walk_data.
11819 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11820 * tree-ssa-loop-phiopt.c (get_non_trapping):
11821 Adjust initialization of walk_data.
11822 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11823 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11824 it's not a domwalk callback.
11825 (uncprop_initialize_block): Rename to...
11826 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11827 (dse_finalize_block): Rename to...
11828 (dse_leave_block): ... this.
11829 (tree_ssa_uncprop): Simplify initialization of walk_data.
11830 * Makefile.in: Adjust dependencies.
11832 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11834 * arm.md (casesi): Fix test for Thumb1.
11835 (thumb1_casesi_internal_pic): Likewise.
11836 (thumb1_casesi_dispatch): Likewise.
11838 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11840 * config/arm/arm-cores.def: Added core cortex-m0.
11841 * config/arm/arm-tune.md: Regenerated.
11842 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11844 2009-06-26 DJ Delorie <dj@redhat.com>
11846 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11848 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11849 the scheduler doesn't tag jump insns.
11851 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11853 * c-decl.c (merge_decls): Re-indent.
11855 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11858 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11859 Special-case decimal float constants.
11861 2009-06-26 Richard Henderson <rth@redhat.com>
11863 * function.h (struct function): Add cannot_be_copied_reason,
11864 and cannot_be_copied_set.
11865 * tree-inline.c (has_label_address_in_static_1): Rename from
11866 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11867 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11868 don't set inline_forbidden_reason.
11869 (copy_forbidden): New function, split out of inline_forbidden_p.
11870 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11871 (inline_forbidden_p): Use copy_forbidden.
11872 (tree_versionable_function_p): Likewise.
11873 (inlinable_function_p): Merge into tree_inlinable_function_p.
11874 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11875 * ipa-cp.c (ipcp_versionable_function_p): New function.
11876 (ipcp_cloning_candidate_p): Use it.
11877 (ipcp_node_modifiable_p): Likewise.
11879 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11881 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11882 that is marked not to be inlined. Remove flag_mudflap use.
11883 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11884 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11886 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11889 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11890 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11892 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11894 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11896 (__mingwthr_remove_key_dtor): Likewise.
11898 2009-06-26 Richard Guenther <rguenther@suse.de>
11900 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11902 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11904 PR middle-end/40525
11905 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11906 try the non-cond_exec path also.
11908 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11911 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11912 (output_cbranch): Use new functions.
11913 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11916 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11917 Pat Haugen <pthaugen@us.ibm.com>
11918 Revital Eres <ERES@il.ibm.com>
11920 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11921 for %c error. Add %x support to print VSX registers as a unified
11922 register set, instead of separate float and altivec registers.
11923 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11924 %y case, and add support for VSX pre-modify addresses.
11925 (output_toc): Add assert for CONST containing an integer constant
11927 (rs6000_adjust_cost): Add POWER7 support.
11928 (insn_must_be_first_in_group): Ditto.
11929 (insn_must_be_last_in_group): Ditto.
11930 (rs6000_emit_popcount): Ditto.
11931 (rs6000_vector_mode_supported_p): Ditto.
11933 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11934 Change some of the functions called by macros to being called
11935 through a pointer, so debug functions can be inserted if
11936 -mdebug=addr or -mdebug=cost.
11937 (rs6000_preferred_reload_class_ptr): Ditto.
11938 (rs6000_secondary_reload_class_ptr): Ditto.
11939 (rs6000_secondary_memory_needed_ptr): Ditto.
11940 (rs6000_cannot_change_mode_class_ptr): Ditto.
11941 (rs6000_secondary_reload_inner): Ditto.
11942 (rs6000_legitimize_reload_address): Ditto.
11943 (rs6000_legitimize_reload_address_ptr): Ditto.
11944 (rs6000_mode_dependent_address): Ditto.
11945 (rs6000_mode_dependent_address_ptr): Ditto.
11947 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11948 function to return true if the mode allows reg + integer
11950 (virtual_stack_registers_memory_p): New function to return true if
11951 the address refers to a virtual stack register.
11952 (rs6000_legitimate_offset_address_p): Move code to say whether a
11953 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11955 (rs6000_legitimate_address_p): Add checks for modes that only can
11956 do reg+reg addressing. Start adding VSX support.
11957 (rs6000_legitimize_reload_address): Ditto.
11958 (rs6000_legitimize_address): Ditto.
11959 (rs6000_debug_legitimate_address_p): New debug functions for
11960 -mdebug=addr and -mdebug=cost.
11961 (rs6000_debug_rtx_costs): Ditto.
11962 (rs6000_debug_address_costs): Ditto.
11963 (rs6000_debug_adjust_cost): Ditto.
11964 (rs6000_debug_legitimize_address): Ditto.
11965 (rs6000_legitimize_reload_address_ptr): Point to call normal
11966 function or debug function. Make functions called via pointer
11968 (rs6000_mode_dependent_address_ptr): Ditto.
11969 (rs6000_secondary_reload_class_ptr): Ditto.
11970 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11971 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11972 into a friendlier error.
11973 (rs6000_init_builtins): Add initial VSX support.
11974 (rs6000_adjust_cost): Fix some spacing issues.
11976 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11977 (REG_CLASS_NAMES): Ditto.
11978 (REG_CLASS_CONTENTS): Ditto.
11979 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11980 pointer, to add -mdebug=addr support.
11981 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11982 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11983 -mdebug=addr support.
11984 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11985 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11986 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11988 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11990 (bswapsi*): Set attribute types for load/store. Add combiner
11991 patterns to eliminate zero extend on 64-bit.
11992 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11993 stdbrx if the hardware supports those instructions.
11995 2009-06-25 Ian Lance Taylor <iant@google.com>
11997 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11998 (Link Options): Document -static-libstdc++.
12000 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12003 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12004 DATA_ALIGNMENT instead.
12006 2009-06-25 Richard Guenther <rguenther@suse.de>
12008 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12009 indirect references against the callused/escaped solutions.
12010 (call_may_clobber_ref_p_1): Likewise.
12012 2009-06-25 Martin Jambor <mjambor@suse.cz>
12014 PR tree-optimization/40493
12015 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12016 (enum unscalarized_data_handling): New type.
12017 (handle_unscalarized_data_in_subtree): Return what has been done.
12018 (load_assign_lhs_subreplacements): Handle left flushes differently.
12019 (sra_modify_assign): Use unscalarized_data_handling, simplified
12020 condition determining whether to remove the statement.
12022 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12024 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12025 excerpt - @ should be doubled for texinfo.
12027 2009-06-24 Ian Lance Taylor <iant@google.com>
12029 * config/arc/arc.c: Include "df.h".
12030 (arc_attribute_table): Make static. Move higher in file.
12031 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12032 (output_shift): Initialize n later to avoid warning.
12033 * config/arm/arm.c (arm_attribute_table): Make static. Move
12035 * config/avr/avr.c (avr_attribute_table): Make static. Move
12037 (reg_class_tab): Change array type from int to enum reg_class.
12038 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12040 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12041 (lshrhi3_out): Likewise.
12042 (class_likely_spilled_p): Change return type to bool.
12043 (avr_rtx_costs): Use local code variable with enum type.
12044 * config/avr/avr.md (movmemhi): Use add_reg_note.
12045 (andhi3, andsi3): Don't use AS2 with "and".
12046 (iorhi3, iorsi3): Don't use AS2 with "or".
12047 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12048 * config/crx/crx.c: Include "df.h".
12049 (crx_attribute_table): Make static.
12050 * config/m32r/m32r.c: Include "df.h".
12051 (m32r_attribute_table): Make static. Move higher in file.
12052 (pop): Use add_reg_note.
12053 (block_move_call): Change 0 to LCT_NORMAL in function call.
12054 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12055 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12056 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12057 declare, not just when TREE_CODE is defined.
12058 * config/m68hc11/m68hc11.c: Include "expr.h".
12059 (m68hc11_attribute_table): Make static. Move higher in file.
12060 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12062 (m68hc11_register_indirect_p): Likewise.
12063 (m68hc11_function_arg_padding): Change return type to enum
12065 (emit_move_after_reload): Use add_reg_note.
12066 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12067 (m68hc11_split_logical): Likewise.
12068 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12070 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12071 to VOIDmode in function call.
12072 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12074 (m68hc11_split_logical): Update declaration.
12075 (m68hc11_function_arg_padding): Update declaration.
12076 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12077 to array of enum reg_class.
12078 (mcore_attribute_table): Make static. Move higher in file.
12079 (mcore_rtx_costs): Add cast to enum type.
12080 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12081 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12082 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12084 * config/sh/predicates.md (trapping_target_operand): Rename and to
12086 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12088 * config/spu/spu.c (spu_attribute_table): Make static. Move
12090 * config/v850/v850.c (v850_attribute_table): Make static. Move
12092 (v850_rtx_costs): Use local code with enum type.
12093 (expand_epilogue): Add cast.
12094 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12096 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12099 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12100 -m2a-single-only and -m2a-nofpu.
12101 * config/sh/sh.opt: Document m2a generates FPU code.
12103 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12105 * defaults.h (CAN_ELIMINATE): Provide default.
12106 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12107 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12108 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12109 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12110 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12111 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12112 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12113 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12114 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12115 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12117 2009-06-24 DJ Delorie <dj@redhat.com>
12119 * mep-ext-cop.cpu: Fix copyright notice.
12120 * mep-default: Fix copyright notice.
12121 * mep-core: Fix copyright notice.
12122 * mep: Fix copyright notice.
12123 * mep-ivc2: Fix copyright notice.
12124 * mep-c5: Fix copyright notice.
12126 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12128 * doc/contrib.texi (Contributors):
12130 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12132 PR middle-end/40501
12133 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12134 src and dst operands if necessary.
12136 2009-06-23 DJ Delorie <dj@redhat.com>
12139 * config.gcc: Add mep support.
12140 * recog.c: Resurrect validate_replace_rtx_subexp().
12141 * recog.h: Likewise.
12142 * config/mep/: Add new port:
12143 * config/mep/constraints.md: New file.
12144 * config/mep/default.h: New file.
12145 * config/mep/intrinsics.h: New file.
12146 * config/mep/intrinsics.md: New file.
12147 * config/mep/ivc2-template.h: New file.
12148 * config/mep/mep-c5.cpu: New file.
12149 * config/mep/mep-core.cpu: New file.
12150 * config/mep/mep-default.cpu: New file.
12151 * config/mep/mep-ext-cop.cpu: New file.
12152 * config/mep/mep-intrin.h: New file.
12153 * config/mep/mep-ivc2.cpu: New file.
12154 * config/mep/mep-lib1.asm: New file.
12155 * config/mep/mep-lib2.c: New file.
12156 * config/mep/mep-pragma.c: New file.
12157 * config/mep/mep-protos.h: New file.
12158 * config/mep/mep-tramp.c: New file.
12159 * config/mep/mep.c: New file.
12160 * config/mep/mep.cpu: New file.
12161 * config/mep/mep.h: New file.
12162 * config/mep/mep.md: New file.
12163 * config/mep/mep.opt: New file.
12164 * config/mep/predicates.md: New file.
12165 * config/mep/t-mep: New file.
12167 2009-06-23 Ian Lance Taylor <iant@google.com>
12169 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12170 from loose_warn into c_loose_warn and from strict_warn into
12171 c_strict_warn. Set and substitute warn_cxxflags. Check for
12172 --enable-build-with-cxx. Set and substitute
12173 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12174 * Makefile.in (CXXFLAGS): New variable.
12175 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12176 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12177 the default is the same as $(STRICT_WARN).
12178 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12179 (CXX): New variable.
12180 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12181 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12182 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12183 (HOST_LIBS): New variable.
12184 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12185 (ALL_CXXFLAGS): New variable.
12186 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12187 * doc/install.texi (Configuration): Document
12188 --enable-build-with-cxx, --with-stage1-ldflags,
12189 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12190 * configure: Rebuild.
12192 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12194 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12195 from previous commit.
12197 2009-06-23 Ian Lance Taylor <iant@google.com>
12199 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12201 2009-06-23 Ian Lance Taylor <iant@google.com>
12203 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12204 with ATTRIBUTE_UNUSED.
12206 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12207 Pat Haugen <pthaugen@us.ibm.com>
12208 Revital Eres <eres@il.ibm.com>
12210 * config.in (HAVE_AS_POPCNTD): Add default definition.
12211 (HAVE_AS_LWSYNC): Ditto.
12213 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12215 (gcc_cv_as_powerpc_cmpb): Ditto.
12216 (gcc_cv_as_powerpc_dfp): Ditto.
12217 (gcc_cv_as_powerpc_vsx): Ditto.
12218 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12219 supporting the popcntd/lwsync instructions.
12220 (gcc_cv_as_powerpc_lwsync): Ditto.
12221 * configure: Regenerate.
12223 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12224 -mcpu=native and -mcpu=power7.
12225 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12227 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12228 a variable instead of a mask to reduce the number of mask bits.
12229 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12230 (-mbit-word): Ditto.
12231 (-mregnames): Ditto.
12232 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12233 (-mfused-madd): Ditto.
12235 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12237 (-mvsx): New switch for VSX instructions.
12238 (-misel): Move from a variable to a mask to allow it to be set by
12241 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12242 function declaration to an array declaration.
12243 (rs6000_hard_regno_nregs): New external array declaration.
12245 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12246 files included by rs6000.md.
12248 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12249 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12251 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12253 (rs6000_debug_reg): New -mdebug= variables.
12254 (rs6000_debug_addr): Ditto.
12255 (rs6000_debug_cost): Ditto.
12256 (rs6000_pmode): New variable to hold Pmode.
12257 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12258 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12259 calculated at compiler start.
12260 (rs6000_hard_regno_nregs): Change function to an array which holds
12261 HARD_REGNO_NREGS calculated at compiler start.
12262 (rs6000_explicit_options): Delete isel field.
12263 (rs6000_vector_unit): New array to hold which vector unit
12264 supports arithmetic options for a given type.
12265 (rs6000_vector_mem): New array to hold which vector unit supports
12266 memory reference operations for a given type.
12267 (rs6000_vector_align): New array to given the alignment of each
12269 (power7_cost): New basic costs for power7.
12270 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12271 (rs6000_hard_regno_nregs_internal): New function, moved from
12272 HARD_REGNO_NREGS, to calculate the number of registers each hard
12273 register takes for each type.
12274 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12275 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12276 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12277 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12278 unit information here so it is calculated once at compiler startup
12280 (rs6000_override_options): Make -misel a target mask. Add more
12281 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12282 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12284 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12285 (rs6000_handle_option): Move -misel from variable to target mask.
12286 (rs6000_builtin_mask_for_load): Add VSX support.
12287 (rs6000_conditional_register_usage): Ditto.
12288 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12289 (function_arg_boundary): Ditto.
12290 (rs6000_expand_builtin): Ditto.
12291 (def_builtin): Make abort message a little friendlier.
12292 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12294 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12295 assembler support the popcntd instruction instead of a vsx
12296 instruction to enable power7 support.
12297 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12298 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12299 option to the assembler if -mcpu=native.
12300 (ASM_CPU_NATIVE_SPEC): Ditto.
12301 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12303 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12304 the lwsync instruction.
12305 (enum processor_type): Add PROCESSOR_POWER7.
12306 (rs6000_debug_reg): New -mdebug= options.
12307 (rs6000_debug_addr): Ditto.
12308 (rs6000_debug_cost): Ditto.
12309 (rs6000_isel): Delete.
12310 (enum rs6000_vector): New enum to say what vector unit we have.
12311 (VECTOR_UNIT_*): New macros to say which vector unit has
12312 arithmetic operations for a given type.
12313 (VECTOR_MEM_*): New macros to say which vector unit has memory
12314 operations for a given type.
12315 (TARGET_LDBRX): Whether the machine supports the ldbrx
12317 (TARGET_ISEL): Delete, -misel moved to be a mask.
12318 (TARGET_ISEL64): New macro for 64-bit isel support.
12319 (UNITS_PER_VSX_WORD): New macro.
12320 (POINTER_SIZE): Move to be an external variable, rather than
12321 calculating whether we are generating 32 ot 64-bit code.
12323 (STACK_BOUNDARY): Add VSX support.
12324 (LOCAL_ALIGNMENT): Ditto.
12325 (SLOW_UNALIGNED_ACCESS): Ditto.
12326 (VSX_REGNO_P): New macro for VSX support.
12327 (VFLOAT_REGNO_P): Ditto.
12328 (VINT_REGNO_P): Ditto.
12329 (VLOGICAL_REGNO_P): Ditto.
12330 (VSX_VECTOR_MODE): Ditto.
12331 (VSX_SCALAR_MODE): Ditto.
12333 (VSX_MOVE_MODE): Ditto.
12334 (VSX_REG_CLASS_P): Ditto.
12335 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12337 (UNITS_PER_SIMD_WORD): Add VSX support.
12338 (MODES_TIEABLE_P): Ditto.
12339 (STARTING_FRAME_OFFSET): Ditto.
12340 (STACK_DYNAMIC_OFFSET): Ditto.
12341 (EPILOGUE_USES): Ditto.
12342 (REGNO_REG_CLASS): Move to array lookup.
12343 (CLASS_MAX_NREGS): Ditto.
12344 (rs6000_vector_reg_class): Add declaration.
12345 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12346 overlap with the floating point and Altivec registers.
12348 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12350 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12351 give the appropriate asm switches if -mcpu=native.
12352 (host_detect_local_cpu): Add support for "asm".
12353 (host_detect_local_cpu): Follow GNU code guidelines for name.
12355 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12356 -mbit-word to a variable instead of being a target mask.
12358 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12359 emit the lwsync instruction instead of emitting the instruction as
12360 an integer constant.
12362 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12363 fixuns_trundfsi2, move expander into rs6000.md.
12365 * config/rs6000/rs6000.md (cpu): Add power7.
12366 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12367 (logical predicate patterns): Change the single instruction
12368 primitives that set CR0 to be fast_compare instead of compare.
12370 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12371 (popcntddi2): Ditto.
12372 (popcount<mode>): Ditto.
12373 (floating multiply/add insns): Name the floating point
12374 multiply/add insns.
12375 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12376 (isel_unsigned_<mode>): Ditto.
12377 (fixuns_trundfsi2): Move expander here from spe.md.
12378 (smindi3): Define if we have -misel on 64-bit systems.
12383 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12385 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12387 * config/avr/avr.c (avr_current_device): New variable.
12388 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12389 (avr_arch, mcu_type_s): Move to avr.h.
12390 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12391 default_data_section_start fields.
12392 (avr_arch): Moved from avr.c.
12393 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12394 library_name fields.
12395 (avr_current_device, avr_mcu_types, avr_arch_types,
12396 avr_device_to_arch, avr_device_to_data_start,
12397 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12398 (EXTRA_SPEC_FUNCTIONS): Define.
12399 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12400 options mapping. Use device_to_arch and device_to_data_start insted.
12401 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12402 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12403 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12404 * config/avr/driver-avr.c: New file.
12405 * config/avr/avr-devices.c: New file.
12407 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12409 * var-tracking.c (unshare_variable): Force initialized to
12410 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12411 (set_variable_part): Likewise.
12412 (struct variable_union_info): Remove pos_src field.
12413 (vui_vec, vui_allocated): New variables.
12414 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12415 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12416 == 1 use a simpler sorting algorithm. Compute pos field right
12417 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12418 Avoid quadratic comparison if !flag_var_tracking_uninit.
12419 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12420 unshare_variable unconditionally.
12421 (dataflow_set_different_2): Removed.
12422 (dataflow_set_different): Don't traverse second hash table.
12423 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12424 unconditionally to var_reg_set or var_mem_set.
12425 (emit_notes_in_bb): Likewise.
12426 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12428 (emit_note_insn_var_location): Don't set initialized to
12429 VAR_INIT_STATUS_INITIALIZED early.
12430 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12432 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12434 * tree-object-size.c (addr_object_size): Instead of checking
12435 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12436 are no FIELD_DECLs following it.
12438 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12440 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12441 order to match bswaps with signed source operands.
12443 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12445 * sdbout.c (sdbout_one_type): Fix braces in switch.
12447 2009-06-23 Richard Guenther <rguenther@suse.de>
12449 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12451 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12452 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12453 var_callused, callused_tree, var_storedanything, storedanything_tree,
12454 var_integer, integer_tree): Remove global variables.
12455 (new_var_info): Do not pass new id, append the new var to the
12456 global variable vector.
12457 (do_ds_constraint): Use is_global_var member of the variable-info.
12458 (new_scalar_tmp_constraint_exp): Adjust.
12459 (create_function_info_for): Likewise.
12460 (create_variable_info_for): Likewise.
12461 (find_what_var_points_to): Remove dead code.
12462 (init_base_vars): Simplify.
12463 (compute_points_to_sets): Adjust.
12465 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12467 * combine.c (try_combine): Dump information about the insns we're
12470 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12472 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12473 check when calling force_to_mode on TRUNCATE's operand.
12475 2009-06-22 Ian Lance Taylor <iant@google.com>
12477 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12479 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12481 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12483 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12485 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12486 override library linkage flags such as -static-libgcc or
12489 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12491 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12493 2009-06-22 Ian Lance Taylor <iant@google.com>
12495 * config/linux.opt: Put mglibc ahead of muclibc.
12497 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12498 for duplicate decls.
12500 2009-06-22 Matthias Klose <doko@ubuntu.com>
12502 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12504 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12507 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12508 instead of NULL if a parser error occurs.
12510 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12512 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12513 non-DWARF2_DEBUGGING_INFO version.
12515 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12517 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12518 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12520 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12521 (LIBGCC2_TF_CEXT): Define.
12524 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12527 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12529 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12531 * config/arm/arm.c (arm_override_options): Disable
12532 -mcaller-super-interworking and -mcallee-super-interworking.
12533 * doc/invoke.texi (ARM Options): Document this.
12535 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12537 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12538 * config/arm/constraints.md (j): New constraint for movw operands.
12539 (N): Remove thumb2 meaning.
12540 * config/arm/arm.md (*arm_movw): Delete.
12541 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12542 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12543 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12545 2009-06-22 Martin Jambor <mjambor@suse.cz>
12547 PR tree-optimization/40492
12548 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12549 build_ref_for_offset.
12551 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12553 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12554 JUMP_TABLE_DATA_P predicates where applicable.
12555 * auto-inc-dec.c: Ditto.
12556 * builtins.c: Ditto.
12557 * caller-save.c: Ditto.
12559 * cfgcleanup.c: Ditto.
12560 * cfglayout.c: Ditto.
12562 * combine.c: Ditto.
12563 * combine-stack-adj.c: Ditto.
12567 * df-scan.c: Ditto.
12569 * dwarf2asm.c: Ditto.
12570 * dwarf2out.c: Ditto.
12571 * emit-rtl.c: Ditto.
12577 * function.c: Ditto.
12580 * genpreds.c: Ditto.
12581 * genrecog.c: Ditto.
12583 * ira-costs.c: Ditto.
12584 * ira-lives.c: Ditto.
12586 * loop-iv.c: Ditto.
12587 * lower-subreg.c: Ditto.
12588 * modulo-sched.c: Ditto.
12590 * postreload.c: Ditto.
12591 * print-rtl.c: Ditto.
12593 * reginfo.c: Ditto.
12594 * regmove.c: Ditto.
12595 * reload1.c: Ditto.
12598 * rtlanal.c: Ditto.
12600 * sched-vis.c: Ditto.
12602 * sel-sched-ir.c: Ditto.
12603 * simplify-rtx.c: Ditto.
12604 * targhooks.c: Ditto.
12605 * var-tracking.c: Ditto.
12606 * vmsdbgout.c: Ditto.
12608 2009-06-22 Matthias Klose <doko@ubuntu.com>
12610 * Makefile.in (install-plugin): Always use DESTDIR.
12612 2009-06-22 Olivier Hainque <hainque@adacore.com>
12614 * config/pa/pa.c (output_call): Don't optimize post call jumps
12615 into return address adjustments if the call may throw.
12617 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12619 * arm.c (thumb1_output_casesi): New function.
12620 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12621 optimizing for size or PIC.
12622 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12623 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12624 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12625 (thumb1_casesi_internal_pic): New expand rule.
12626 (thumb1_casesi_dispatch): New pattern.
12627 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12629 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12630 in the text seciton when PIC or optimizing for size.
12631 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12632 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12633 preservation properties of code.
12634 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12635 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12636 (__gnu_thumb1_case_si): New function.
12637 * t-arm (LIB1ASMSRC): Define here.
12638 (LIB1ASMFUNCS): Add some common functions.
12639 * t-arm-elf (LIB1ASMSRC): Delete.
12640 (LIB1ASMFUNCS): Append to existing set.
12641 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12642 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12643 * t-symbian (LIB1ASMFUNCS): Likewise.
12644 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12645 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12647 2009-06-21 Richard Guenther <rguenther@suse.de>
12649 PR tree-optimization/38729
12650 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12651 to loops with a single exit if -fno-expensive-optimizations.
12653 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12655 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12656 (dataflow_set): Change vars type from htab_t to shared_hash.
12657 (shared_hash_pool, empty_shared_hash): New variables.
12658 (vars_clear): Removed.
12659 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12660 shared_hash_find_slot_unshare, shared_hash_find_slot,
12661 shared_hash_find_slot_noinsert, shared_hash_find): New
12663 (shared_hash_unshare, shared_hash_destroy): New functions.
12664 (unshare_variable): Unshare set->vars if shared, use
12666 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12667 (get_init_value, find_src_set_src, dump_dataflow_set,
12668 clobber_variable_part, emit_notes_for_differences): Use
12670 (dataflow_set_init): Remove second argument, set vars to
12671 empty_shared_hash instead of creating a new htab.
12672 (dataflow_set_clear): Call shared_hash_destroy and set vars
12673 to empty_shared_hash instead of calling vars_clear.
12674 (dataflow_set_copy): Don't call vars_copy, instead just share
12675 the src htab with dst.
12676 (variable_union): Use shared_hash_*, use initially NO_INSERT
12677 lookup if set->vars is shared. Don't keep slot cleared before
12678 calling unshare_variable. Unshare set->vars if needed.
12679 Even ->refcount == 1 vars must be unshared if set->vars is shared
12680 and var needs to be modified.
12681 (variable_canonicalize): New function.
12682 (dataflow_set_union): If dst->vars is empty, just share src->vars
12683 with dst->vars and traverse with variable_canonicalize to canonicalize
12684 and unshare what is needed.
12685 (dataflow_set_different): If old_set and new_set use the same shared
12686 htab, they aren't different. If number of htab elements is different,
12687 htabs are different. Use shared_hash_*.
12688 (dataflow_set_destroy): Call shared_hash_destroy instead of
12690 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12691 second argument to dataflow_set_init.
12692 (vt_initialize): Likewise. Initialize shared_hash_pool and
12693 empty_shared_hash, move bb in/out initialization afterwards.
12694 Use variable_htab_free instead of NULL as changed_variables del hook.
12695 (variable_was_changed): Change type of second argument to pointer to
12696 dataflow_set. When inserting var into changed_variables, bump
12697 refcount. Unshare set->vars if set is shared htab and slot needs to
12699 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12700 lookup if set->vars is shared. Unshare set->vars if needed.
12701 Even ->refcount == 1 vars must be unshared if set->vars is shared
12702 and var needs to be modified. Adjust variable_was_changed caller.
12703 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12704 vars must be unshared if set->vars is shared and var needs to be
12705 modified. Adjust variable_was_changed caller.
12706 (emit_note_insn_var_location): Don't pool_free var.
12707 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12709 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12710 free_alloc_pool on shared_hash_pool.
12712 2009-06-20 Anthony Green <green@moxielogic.com>
12714 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12715 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12717 2009-06-20 Richard Guenther <rguenther@suse.de>
12719 * tree-ssa-structalias.c (find_func_aliases): For memset use
12720 a constraint from NULL if we memset to zero.
12721 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12722 we explicitly handle that do not read from memory.
12723 (call_may_clobber_ref_p_1): Properly handle builtins that may
12726 2009-06-20 Richard Guenther <rguenther@suse.de>
12728 PR tree-optimization/40495
12729 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12730 (new_scalar_tmp_constraint_exp): New function.
12731 (process_constraint): Do not create temporary decls.
12732 (process_all_all_constraints): Likewise.
12733 (handle_const_call): Likewise.
12734 (create_function_info_for): Do not set decl.
12736 2009-06-19 Ian Lance Taylor <iant@google.com>
12738 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12739 (rs6000_attribute_table): Make static; move before use.
12741 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12743 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12744 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12745 Propagate the TREE_READONLY flag without overwriting it.
12746 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12747 Propagate the TREE_READONLY flag onto the result.
12748 (process_call_operands): Move around. Use correct constant value.
12750 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12753 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12754 * config/arm/arm.md: Likewise.
12756 2009-06-19 Ian Lance Taylor <iant@google.com>
12758 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12759 to GIMPLE_ERROR_MARK.
12761 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12762 op2_original_type parameters. Warn about using different enum types.
12763 * c-parser.c (c_parser_conditional_expression): Pass original
12764 types to build_conditional_expr.
12765 * c-tree.h (build_conditional_expr): Update declaration.
12767 2009-06-19 Ian Lance Taylor <iant@google.com>
12769 * config/i386/i386.c (ix86_function_specific_save): Test that
12770 fields match values, rather than testing the values are in a
12773 2009-06-19 Richard Guenther <rguenther@suse.de>
12775 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12776 ADDR_EXPR pointers.
12777 (ptr_derefs_may_alias_p): Likewise.
12778 (ptr_deref_may_alias_ref_p_1): New function.
12779 (ptr_deref_may_alias_ref_p): Likewise.
12780 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12781 covered by looking at the ESCAPED solution.
12782 (call_may_clobber_ref_p_1): Likewise.
12783 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12784 Handle NULL_TREE offset. Do not produce redundant constraints.
12785 (process_all_all_constraints): New helper function.
12786 (do_structure_copy): Use it.
12787 (handle_lhs_call): Likewise.
12788 (find_func_aliases): Handle some builtins with pointer arguments
12789 and/or return values explicitly.
12791 2009-06-19 Ian Lance Taylor <iant@google.com>
12793 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12795 2009-06-19 Ian Lance Taylor <iant@google.com>
12797 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12799 2009-06-19 Ian Lance Taylor <iant@google.com>
12801 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12802 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12805 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12806 uninitialized const.
12808 2009-06-19 Ian Lance Taylor <iant@google.com>
12810 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12813 * c-decl.c (in_struct, struct_types): Remove.
12814 (struct c_binding): Add in_struct field.
12815 (c_binding_ptr): Define type, along with VEC.
12816 (struct c_struct_parse_info): Define.
12817 (struct_parse_info): New static variable.
12818 (bind): Initialize in_struct field.
12819 (start_struct): Remove enclosing_in_struct and
12820 enclosing_struct_types parameters. Add
12821 enclosing_struct_parse_info parameter. Change all callers. Set
12822 struct_parse_info rather than in_struct and struct_types.
12823 (grokfield): If -Wc++-compat and there is a symbol binding for the
12824 field name, set the in_struct flag and push it on the
12825 struct_parse_info->fields vector.
12826 (warn_cxx_compat_finish_struct): New static function.
12827 (finish_struct): Remove enclosing_in_struct and
12828 enclosing_struct_types parameters. Add
12829 enclosing_struct_parse_info parameter. Change all callers. Don't
12830 set C_TYPE_DEFINED_IN_STRUCT here. Call
12831 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12832 parameter. Only push on struct_types if warn_cxx_compat.
12833 (finish_enum): Only push on struct_types if warn_cxx_compat.
12834 (declspecs_add_type): Add loc parameter. Change all callers.
12835 Change all error calls to error_at. Pass loc, not input_location,
12836 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12837 defined in a struct. If -Wc++-compat and parsing a struct, record
12838 that a typedef name was used.
12839 * c-parser.c (c_parser_declspecs): Get location to pass to
12840 declspecs_add_type.
12841 (c_parser_struct_or_union_specifier): Update calls to start_struct
12843 * c-tree.h (struct c_struct_parse_info): Declare.
12844 (finish_struct, start_struct): Update declarations.
12845 (declspecs_add_type): Update declaration.
12847 2009-06-19 Ian Lance Taylor <iant@google.com>
12849 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12850 variable with an anonymous type.
12852 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12854 * see.c: Remove for real.
12856 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12858 * optabs.h (enum optab_index): Add new OTI_significand.
12859 (significand_optab): Define corresponding macro.
12860 * optabs.c (init_optabs): Initialize significand_optab.
12861 * genopinit.c (optabs): Implement significand_optab using
12862 significand?f2 patterns.
12863 * builtins.c (expand_builtin_mathfn): Handle
12864 BUILT_IN_SIGNIFICAND{,F,L}.
12865 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12866 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12868 * config/i386/i386.md (significandxf2, significand<mode>2): New
12869 expanders to implement significandf, significand and significandl
12870 built-ins as inline x87 intrinsics.
12872 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12874 * config/avr/avr.c (avr_override_options): Remove setting value of
12875 PARAM_INLINE_CALL_COST.
12877 2009-06-18 Richard Henderson <rth@redhat.com>
12880 * tree-pass.h (TDF_ASMNAME): New.
12881 * tree-dump.c (dump_options): Add asmname.
12882 * doc/invoke.texi: Document it.
12884 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12885 (dump_decl_name): ...here.
12886 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12887 (dump_generic_node): Update dump_function_name calls.
12888 (print_call_name): New flags arg; update all dump calls.
12889 * diagnostic.h (print_call_name): Update.
12890 * gimple-pretty-print.c (dump_gimple_call): Update.
12892 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12895 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12897 2009-06-18 Diego Novillo <dnovillo@google.com>
12899 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12900 * plugin.c (str_license): Declare.
12901 (try_init_one_plugin): Assert that the symbol
12902 'plugin_is_GPL_compatible' exists.
12904 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12907 * Makefile.in (OBJS-common): Remove see.o.
12909 * common.opt (fsee): Mark as preserved for backward compatibility.
12910 * opts.c (common_handle_option): Add OPT_fsee to the backward
12911 compatibility section.
12912 * passes.c (init_optimization_passes, pass_see): Remove pass.
12913 * timevar.def (TV_SEE): Remove.
12914 * tree-pass.h (pass_see): Remove declaration.
12915 * doc/invoke.texi (-fsee): Remove documentation.
12917 2009-06-18 Martin Jambor <mjambor@suse.cz>
12919 * tree-sra.c: Include statistics.h
12920 (sra_stats): New variable.
12921 (sra_initialize): Clear sra_stats.
12922 (create_access_replacement): Increment sra_stats.replacements.
12923 (get_access_replacement): Do not return twice.
12924 (analyze_all_variable_accesses): Increment statistics counter by the
12925 number of scalarized aggregates.
12926 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12927 (sra_modify_expr): Increment sra_stats.exprs.
12928 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12929 (sra_modify_assign): Increment sra_stats.exprs,
12930 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12931 (perform_intra_sra): Update statistics counters.
12932 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12934 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12936 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12937 (arm_scalar_mode_supported_p): New function.
12939 2009-06-18 Paul Brook <paul@codesourcery.com>
12940 Sandra Loosemore <sandra@codesourcery.com>
12942 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12943 (__extendhfsf2, __truncsfhf2): Define.
12944 * config/arm/fp16.c: New file.
12945 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12946 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12948 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12950 * doc/extend.texi (Half-Precision): New section.
12951 * doc/invoke.texi (Option Summary): List -mfp16-format.
12952 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12953 * config/arm/arm.opt (mfp16-format=): New.
12954 * config/arm/arm.c: Include intl.h.
12955 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12956 (TARGET_INVALID_RETURN_TYPE): Redefine.
12957 (TARGET_PROMOTED_TYPE): Redefine.
12958 (TARGET_CONVERT_TO_TYPE): Redefine.
12959 (arm_fp16_format): Define.
12960 (all_fpus): Add entry for neon-fp16.
12961 (fp_model_for_fpu): Likewise.
12962 (struct fp16_format): Declare.
12963 (all_fp16_formats): Define.
12964 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12966 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12968 (arm_legitimate_index_p): Treat HFmode like HImode.
12969 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12970 (coproc_secondary_reload_class): Special-case HFmode.
12971 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12972 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12973 (arm_init_fp16_builtins): New.
12974 (arm_init_builtins): Call it.
12975 (arm_invalid_parameter_type): New.
12976 (arm_invalid_return_type): New.
12977 (arm_promoted_type): New.
12978 (arm_convert_to_type).
12979 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12981 (arm_emit_fp16_const): New function.
12982 (arm_mangle_type): Mangle __fp16 as "Dh".
12983 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12985 (TARGET_NEON_FP16): New.
12986 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12987 (enum fputype): Add FPUTYPE_NEON_FP16.
12988 (enum arm_fp16_format_type): Declare.
12989 (arm_fp16_format): Declare.
12990 (LARGEST_EXPONENT_IS_NORMAL): Define.
12991 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12992 * config/arm/arm-modes.def (HFmode): Define.
12993 * config/arm/vfp.md: (*movhf_vfp): New.
12994 (extendhfsf2): New.
12996 * config/arm/arm.md: (fpu): Add neon_fp16.
12997 (floatsihf2, floatdihf2): New.
12998 (fix_trunchfsi2, fix_trunchfdi2): New.
13000 (extendhfdf2): New.
13002 (*arm32_movhf): New.
13003 (*thumb1_movhf): New.
13004 (consttable_2): Add check for HFmode constants.
13005 (consttable_4): Handle HFmode constants.
13007 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13009 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13011 2009-06-17 Olivier Hainque <hainque@adacore.com>
13013 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13014 const char ** conversion in AIX specific section.
13016 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13018 * config/i386/i386.c (ix86_special_builtin_type): Remove
13019 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13020 (bdesc_special_args): Updated.
13021 (ix86_init_mmx_sse_builtins): Likewise.
13022 (ix86_expand_special_args_builtin): Likewise.
13024 2009-06-17 Richard Henderson <rth@redhat.com>
13026 * tree-pretty-print.c (maybe_dump_asm_name): New.
13027 (dump_decl_name): Use it.
13028 (PRINT_FUNCTION_NAME): Merge into...
13029 (dump_function_name): ... here. Use maybe_dump_asm_name.
13031 2009-06-17 Cary Coutant <ccoutant@google.com>
13033 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13035 * debug.c (struct gcc_debug_hooks): Change placeholder for
13037 (debug_nothing_int_charstar_int): Replaced by...
13038 (debug_nothing_int_charstar_int_bool): ...this.
13039 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13040 source_line prototype.
13041 (debug_nothing_int_charstar_int): Replaced by...
13042 (debug_nothing_int_charstar_int_bool): ...this.
13043 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13044 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13045 Output is_stmt operand when necessary.
13046 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13047 (notice_source_line): Add is_stmt parameter.
13048 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13049 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13051 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13052 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13054 2009-06-17 Ian Lance Taylor <iant@google.com>
13056 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13058 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13061 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13063 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13064 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13065 tree_strip_sign_nop_conversions and
13066 tree_ssa_strip_useless_type_conversions rather than stripping
13067 the operations here.
13068 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13070 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13071 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13072 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13073 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13076 2009-06-17 Michael Eager <eager@eagercon.com>
13078 * config/rs6000/constraints.md (register_constraint "d"): New.
13079 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13080 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13081 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13082 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13083 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13084 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13085 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13086 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13087 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13088 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13090 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13091 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13092 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13093 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13094 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13095 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13096 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13097 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13098 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13099 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13100 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13101 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13102 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13103 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13105 2009-06-16 Ian Lance Taylor <iant@google.com>
13107 * profile.c (total_num_never_executed): Don't define.
13108 (compute_branch_probabilities): Don't count or print
13109 num_never_executed.
13110 (init_branch_prob): Don't set total_num_never_executed.
13111 (end_branch_prob): Don't print total_num_never_executed.
13113 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13115 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13117 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13119 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13120 (nabstd2_fpr): Same.
13122 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13124 * expr.c (expand_assignment): Change complex type check.
13126 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13128 * doc/plugins.texi (Building GCC plugins): Added new section.
13130 2009-06-17 Ian Lance Taylor <iant@google.com>
13132 * c-pch.c (get_ident): Don't set size of templ array.
13133 (pch_init): Don't set size of partial_pch array.
13135 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13136 string constant to intialize an array whose size is the length of
13139 2009-06-17 Richard Guenther <rguenther@suse.de>
13141 PR tree-optimization/40389
13142 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13143 to addressable types.
13144 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13146 2009-06-17 Richard Guenther <rguenther@suse.de>
13148 PR middle-end/40460
13149 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13150 if there is no evolution of left in the loop bail out.
13151 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13152 chrec_fold_multiply.
13154 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13155 Janis Johnson <janis187@us.ibm.com>
13158 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13159 for the symbol ref of a constant that is the source of a move
13160 - nor for any other not-obvious-label-ref constants.
13162 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13164 * plugin.c (position_pass): Skip newly inserted pass during list
13165 traversal to avoid repeated insertion.
13167 2009-06-16 Ian Lance Taylor <iant@google.com>
13169 * vec.h (VEC_stack_alloc): Define different version if
13170 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13171 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13172 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13173 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13175 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13177 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13179 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13180 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13181 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13182 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13183 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13184 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13185 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13186 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13187 __builtin_ia32_rdtscp.
13188 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13189 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13190 and __builtin_ia32_rorhi.
13191 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13192 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13193 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13194 (ix86_expand_args_builtin): Likewise.
13195 (ix86_expand_special_args_builtin): Likewise.
13197 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13198 (UNSPECV_RDTSC): Likewise.
13199 (UNSPECV_RDPMC): Likewise.
13200 (*bsr): Renamed to ...
13202 (*bsr_rex64): Renamed to ...
13205 (*rdpmc): Likewise.
13206 (*rdpmc_rex64): Likewise.
13208 (*rdtsc): Likewise.
13209 (*rdtsc_rex64): Likewise.
13210 (rdtscp): Likewise.
13211 (*rdtscp): Likewise.
13212 (*rdtscp_rex64): Likewise.
13214 * config/i386/ia32intrin.h: New.
13216 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13218 2009-06-16 Ian Lance Taylor <iant@google.com>
13220 * ira-build.c (copy_info_to_removed_store_destinations):
13221 Initialize parent_a.
13223 2009-06-16 Ian Lance Taylor <iant@google.com>
13225 * c-decl.c (grokdeclarator): Change size_varies to bool.
13227 2009-06-16 Ian Lance Taylor <iant@google.com>
13229 * sel-sched.c: Make forward declarations of move_op_hooks and
13230 fur_hooks explicitly extern.
13232 2009-06-16 Ian Lance Taylor <iant@google.com>
13234 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13235 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13237 2009-06-16 Ian Lance Taylor <iant@google.com>
13239 * resource.c (mark_referenced_resources): Change
13240 include_delayed_effects parameter to bool. Change all callers.
13241 (mark_end_of_function_resources): Likewise.
13242 * reorg.c (insn_references_resource_p): Likewise.
13243 (insn_sets_resource_p): Likewise.
13244 * resource.h (mark_referenced_resources): Update declaration.
13245 (mark_end_of_function_resources): Update declaration.
13247 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13249 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13251 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13253 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13254 GCC can bootstrap on AIX with GNU Binutils 2.20.
13256 2009-06-16 Ian Lance Taylor <iant@google.com>
13258 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13260 2009-06-16 Ian Lance Taylor <iant@google.com>
13262 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13263 inline, not extern inline.
13264 (exact_log2): Likewise.
13265 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13267 (exact_log2): Likewise, but don't test CTZ_HWI.
13269 2009-06-16 Ian Lance Taylor <iant@google.com>
13271 * bitmap.c (bitmap_clear): Don't declare as inline.
13272 * gimple.c (gimplify_assign): Likewise.
13273 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13274 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13275 (sched_scan_info): Remove duplicate definition.
13277 2009-06-16 Ian Lance Taylor <iant@google.com>
13279 * c-common.c (skip_evaluation): Don't define.
13280 (c_inhibit_evaluation_warnings): Define global variable.
13281 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13282 than skip_evaluation.
13283 (convert_and_check, warn_for_div_by_zero): Likewise.
13284 * c-common.h (skip_evaluation): Don't declare.
13285 (c_inhibit_evaluation_warnings): Declare.
13286 * c-parser.c (c_parser_typeof_specifier): Set
13287 c_inhibit_evaluation_warnings rather than skip_evaluation.
13288 (c_parser_conditional_expression): Likewise.
13289 (c_parser_binary_expression): Likewise.
13290 (c_parser_sizeof_expression): Likewise.
13291 (c_parser_alignof_expression): Likewise.
13292 * c-typeck.c (build_indirect_ref): Check
13293 c_inhibit_evaluation_warnings rather than skip_evaluation.
13294 (build_conditional_expr, build_binary_op): Likewise.
13296 2009-06-16 Richard Guenther <rguenther@suse.de>
13298 * tree-ssa-alias.c (is_escape_site): Remove.
13299 * tree-ssa-alias.h (enum escape_type): Remove.
13300 (is_escape_site): Likewise.
13301 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13302 via casts and asms without deferring to is_escape_site.
13304 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13306 PR middle-end/40446
13307 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13308 use gen_lowpart if op0 has complex mode.
13310 2009-06-16 Richard Guenther <rguenther@suse.de>
13312 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13313 variables add them to ESCAPED.
13314 (find_func_aliases): Do not make all indirectly stored values escaped.
13316 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13318 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13319 make_decl_one_only.
13321 2009-06-16 Martin Jambor <mjambor@suse.cz>
13323 PR tree-optimization/40432
13324 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13325 check whether we need to force gimple register operand.
13327 2009-06-16 Martin Jambor <mjambor@suse.cz>
13329 PR tree-optimization/40413
13330 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13331 build_ref_for_offset.
13332 (propagate_subacesses_accross_link): Fix a typo in a comment.
13334 2009-06-16 Ira Rosen <irar@il.ibm.com>
13336 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13337 with additional parameter.
13338 * tree-vectorizer.h (enum vect_def_type): Add new value
13340 (enum vect_relevant): Add comments.
13341 (vect_is_simple_reduction): Add new argument.
13342 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13343 Detect nested cycles.
13344 (vect_is_simple_reduction): Update documentation, add an argument to
13345 distinguish inner-loop reduction from nested cycle, detect nested
13346 cycles, fix printings and indentation, don't swap operands in case
13348 (get_initial_def_for_reduction): Handle subtraction.
13349 (vect_create_epilog_for_reduction): Add new argument to specify
13350 reduction variable.
13351 (vect_finalize_reduction): Handle subtraction, fix comments.
13352 (vectorizable_reduction): Handle nested cycles. In case of nested
13353 cycle keep track of the reduction variable position. Call
13354 vect_is_simple_reduction with additional parameter. Use original
13355 statement code in reduction epilogue for nested cycle. Call
13356 vect_create_epilog_for_reduction with additional parameter.
13357 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13358 inner-loop vectorization.
13359 (vect_recog_widen_sum_pattern): Likewise.
13360 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13362 (vect_mark_stmts_to_be_vectorized): Likewise.
13363 (vect_get_vec_def_for_operand): Handle nested cycles.
13365 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13367 * doc/invoke.texi (Debugging Options): Fix option index entries
13368 for -fdump-statistics, -frandom-seed add entries for
13369 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13370 (FRV Options): Fix entries for -mTLS, -mtls.
13371 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13372 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13373 (M68hc1x Options): Fix @itemx for -mnominmax.
13374 (MCore Options): Fix entry for -mno-lsim.
13375 (MMIX Options): Fix entry for -mabi=mmixware.
13376 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13378 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13380 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13381 Mention the plugin mode of gengtype.
13382 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13383 * gengtype.c: Updated copyright.
13384 (plugin_files, nb_plugin_files) Added new static variables.
13385 (measure_input_list) Care about plugin_files.
13386 (write_rtx_next): Added early return in plugin mode.
13387 (create_file): Updated copyright year in generated file. Added
13389 (oprintf): Added early return if NULL outf.
13390 (get_output_file_with_visibility): Care of plugin_files.
13391 (get_output_file_name): May return null.
13392 (write_local): Added early return.
13393 (put_mangled_filename): Ditto.
13394 (finish_root_table): Added check for base_files.
13395 (write_roots): Care about null when plugins.
13396 (main): Added plugin mode.
13398 2009-06-15 Ian Lance Taylor <iant@google.com>
13400 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13401 * gcov.c (read_count_file): Add braces around variables declared
13404 * c.opt (Wjump-misses-init): New warning.
13405 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13406 -Wall and -Wc++-compat if not already set.
13407 (c_common_post_options): Clear warn_jump_misses_init if it was not
13409 * c-decl.c (struct c_binding): Change type field to a union with
13410 new label field. Make it the first field in the struct. Update
13411 references to type to use u.type instead.
13412 (struct c_spot_bindings): Define.
13413 (struct c_goto_bindings): Define.
13414 (c_goto_bindings_p): Define, along with VECs.
13415 (struct c_label_vars): Define.
13416 (struct c_scope): Add has_label_bindings field.
13417 (bind_label, set_spot_bindings): New static functions.
13418 (decl_jump_unsafe, update_spot_bindings): New static functions.
13419 (update_label_decls): New static function.
13420 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13421 Update binding u.label field to shadowed field.
13422 (c_binding_start_stmt_expr): New function.
13423 (c_binding_end_stmt_expr): New function.
13424 (pushdecl): Don't call c_begin_vm_scope.
13425 (make_label): Add defining and p_label_vars parameters. Change
13427 (lookup_label): Correct test for whether a label has not yet been
13428 defined. Call bind_label rather than bind.
13429 (warn_about_goto): New static function.
13430 (lookup_label_for_goto): New function.
13431 (declare_label): Call bind_label rather than bind.
13432 (check_earlier_gotos): New static function.
13433 (define_label): Don't give errors about jumping into statement
13434 expressions or scopes of variably modified types. Call
13435 set_spot_bindings and check_earlier_gotos. Call bind_label
13436 instead of bind. Don't set label_context_stack_se or
13437 label_context_stack_vm.
13438 (c_get_switch_bindings): New function.
13439 (c_release_switch_bindings): New function.
13440 (c_check_switch_jump_warnings): New function.
13441 (start_function): Don't set label_context_stack_se or
13442 label_context_stack_vm.
13443 (finish_function): Likewise.
13444 * c-typeck.c (label_context_stack_se): Don't define.
13445 (label_context_stack_vm): Don't define.
13446 (c_finish_goto_label): Call lookup_label_for_goto rather than
13447 lookup_label. Don't give errors about jumping into a statement
13448 expression or the scope of a variably modified type. Don't set
13449 label_context_stack_se or label_context_stack_vm.
13450 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13451 fields. Add bindings field.
13452 (c_start_case): Don't set deleted fields. Set bindings field.
13453 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13454 or blocked_vm. Call c_check_switch_jump_warnings.
13455 (c_finish_case): Don't test blocked_stmt_expr field. Call
13456 c_release_switch_bindings.
13457 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13458 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13459 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13460 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13461 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13462 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13463 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13464 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13465 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13466 (C_DECL_UNJUMPABLE_VM): Don't define.
13467 (C_DECL_UNDEFINABLE_VM): Don't define.
13468 (struct c_label_list): Don't define.
13469 (struct c_label_context_se): Don't define.
13470 (struct c_label_context_vm): Don't define.
13471 (struct c_spot_bindings): Declare.
13472 (c_bindings_start_stmt_expr): Declare.
13473 (c_bindings_end_stmt_expr): Declare.
13474 (lookup_label_for_goto): Declare.
13475 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13476 (c_check_switch_jump_warnings): Declare.
13477 (label_context_stack_se, label_context_stack_vm): Don't declare.
13478 (c_finish_goto_label): Update declaration.
13479 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13480 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13481 (Warning Options): Document -Wjump-misses-init.
13483 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13485 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13488 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13490 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13492 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13494 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13496 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13498 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13500 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13502 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13503 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13504 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13505 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13506 * dwarf2asm.c (dw2_force_const_mem): Update call to
13507 make_decl_one_only.
13508 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13509 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13510 * langhooks.c (lhd_comdat_group): Remove.
13511 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13512 * tree.h (DECL_COMDAT_GROUP): New.
13513 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13514 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13515 (make_decl_one_only): Change signature.
13516 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13517 make_decl_one_only.
13518 (make_decl_one_only): Change signature.
13519 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13521 2009-06-15 Richard Guenther <rguenther@suse.de>
13523 PR middle-end/40439
13524 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13526 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13528 * tree-ssa-math-opts.c: Remove extra divide.
13530 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13532 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13534 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13536 * passes.c: Add bswap pass.
13537 * tree-pass.h: Add pass_optimize_bswap declaration.
13538 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13539 Include rtl.h, expr.h and optabs.h for optab_handler check.
13540 (struct symbolic_number, pass_optimize_bswap): New definition.
13541 (do_shift_rotate, verify_symbolic_number_p): New functions.
13542 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13543 (gate_optimize_bswap): New function.
13544 * tree.c (widest_int_cst_value): New function.
13545 * tree.h (widest_int_cst_value): Prototype added.
13547 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13549 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13550 REG_EQUAL/REG_EQUIV notes.
13552 2009-06-14 Richard Guenther <rguenther@suse.de>
13554 PR middle-end/40389
13555 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13556 has its address taken if NRV was applied and it is addressable.
13557 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13558 function split out from ...
13559 (get_constraint_for_1): ... here.
13560 (handle_rhs_call): Use it to mark the return slot escaped if
13561 it is addressable and NRV was applied.
13563 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13565 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13566 Change first argument type to location_t.
13567 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13568 Do not set input_location.
13569 Use loc instead of input_location throughout.
13571 2009-06-13 Richard Guenther <rguenther@suse.de>
13573 PR tree-optimization/40421
13574 * tree-predcom.c (should_unroll_loop_p): Remove.
13575 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13577 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13579 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13580 Add location argument.
13582 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13584 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13586 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13587 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13588 * config/spu/spu-protos.h: Add location to
13589 spu_resolve_overloaded_builtin.
13590 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13591 spu_build_builtin_va_list.
13592 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13593 argument. Pass location to build_function_call_vec.
13594 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13596 (emit_fpu_switch): Same.
13597 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13598 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13599 to build_decl and create_artificial_label.
13600 (xtensa_gimplify_va_arg_expr): Same.
13601 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13602 (xstormy16_gimplify_va_arg_expr): Same.
13603 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13604 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13605 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13606 (mips16_build_function_stub): Same.
13607 (mips16_build_call_stub): Same.
13609 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13612 * arm/constraints.md (Pa, Pb): New constraints.
13613 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13614 split pattern to deal with them.
13616 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13618 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13619 fix index entry for -Xpreprocessor.
13621 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13623 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13624 Add location argument to build_decl call.
13625 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13626 (rs6000_init_builtins): Same.
13627 (spe_init_builtins): Same.
13628 (rs6000_gimplify_va_arg): Add location argument to
13629 create_artificial_label call.
13631 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13633 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13634 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13635 * Makefile.in: Fix GGC dependency for gcse.o.
13637 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13639 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13640 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13641 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13643 * c-parser.c (c_parser_binary_expression): Use current column while
13644 building binary operations.
13645 * common.opt (fshow-column): Enable by default.
13646 * tree-vrp.c (check_array_ref): Use warning_at.
13647 (check_array_bounds): Use location from call back if expr has no
13649 * tree.h: Add location argument to maybe_fold_*.
13650 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13651 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13652 (maybe_fold_offset_to_component_ref): Same.
13653 (maybe_fold_offset_to_reference): Same.
13654 (maybe_fold_offset_to_address): Same.
13655 (maybe_fold_stmt_indirect): Same.
13656 (maybe_fold_stmt_addition): Same.
13657 (fold_stmt_r): Pass location to maybe_fold_*.
13658 (fold_gimple_assign): Same.
13659 * c-tree.h: Add location argument to finish_decl,
13660 default_function_array_conversion, store_init_value.
13661 * c-decl.c (define_label): Use error_at.
13662 (c_make_fname_decl): Pass location to finish_decl.
13663 (finish_decl): New location argument.
13664 (build_compound_literal): Pass location to store_init_value.
13665 (grokdeclarator): Pass location to finish_decl.
13667 * c-typeck.c (array_to_pointer_conversion): New location argument.
13668 (function_to_pointer_conversion): Same.
13669 (default_function_array_conversion): Same.
13670 (parser_build_unary_op): Pass location to overflow_warning.
13671 (parser_build_binary_op): Same. Use warning_at.
13672 (build_unary_op): Pass location to array_to_pointer_conversion.
13673 (build_c_cast): Pass location to digest_init.
13674 (build_modify_expr): New location argument.
13675 (convert_for_assignment): Same.
13676 (store_init_value): Same.
13677 (digest_init): Same.
13678 (output_init_element): Pass location to digest_init and
13679 array_to_pointer_conversion.
13680 (c_finish_return): Pass location to convert_for_assignment.
13681 * gimplify.c (gimplify_conversion): Pass location to
13682 maybe_fold_offset_to_address.
13683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13684 to maybe_fold_stmt_addition.
13685 * c-omp.c (c_finish_omp_atomic): Pass new location to
13687 (c_finish_omp_for): Same.
13688 * c-common.c (overflow_warning): New argument.
13689 * c-common.h: New argument to build_modify_expr, overflow_warning.
13690 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13692 (c_parser_initializer): Pass location to
13693 default_function_array_conversion.
13694 (c_parser_initelt): Same.
13695 (c_parser_initval): Same.
13696 (c_parser_asm_operands): Same.
13697 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13698 (c_parser_conditional_expression): Same.
13699 (c_parser_binary_expression): Add location info to stack. Use it.
13700 (c_parser_unary_expression): Pass location to
13701 default_function_array_conversion, parser_build_unary_op,
13702 build_indirect_ref, c_parser_postfix_expression_after_primary.
13703 (c_parser_postfix_expression_after_primary): New location argument.
13705 (c_parser_expression_conv): Pass location to
13706 default_function_array_conversion.
13707 (c_parser_expr_list): Same.
13708 (c_parser_omp_atomic): Same.
13709 (c_parser_omp_for_loop): Same.
13710 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13711 (build_array_declarator): New argument.
13712 * c-decl.c (build_array_declarator): Add location argument.
13713 (grokdeclarator): Set id_loc for cdk_array.
13714 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13715 build_array_declarator.
13716 * tree.c (build_omp_clause): Add location argument.
13717 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13718 (OMP_CLAUSE_LOCATION): New macro.
13719 (struct tree_omp_clause): Add location field.
13720 (build_omp_clause): Add argument.
13721 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13722 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13724 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13725 (cp_parser_omp_clause_collapse): Same.
13726 (cp_parser_omp_clause_default): Same.
13727 (cp_parser_omp_clause_if): Same.
13728 (cp_parser_omp_clause_nowait): Same.
13729 (cp_parser_omp_clause_num_threads): Same.
13730 (cp_parser_omp_clause_ordered): Same.
13731 (cp_parser_omp_clause_schedule): Same.
13732 (cp_parser_omp_clause_untied): Same.
13733 (cp_parser_omp_for_loop): Same.
13734 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13735 * c-tree.h (c_start_case): Add location argument.
13736 (c_process_expr_stmt): Same.
13737 (c_finish_goto_*): Same.
13738 * tree-parloops.c (initialize_reductions): Pass location to
13740 (create_parallel_loop): Same.
13741 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13742 (gfc_trans_omp_reduction_list): Same.
13743 (gfc_trans_omp_clauses): Same.
13744 (gfc_trans_omp_do): Same.
13745 * c-typeck.c (c_finish_goto_label): Same.
13746 (c_finish_goto_ptr): New location argument.
13747 (c_start_case): Same.
13748 (emit_side_effect_warnings): Same.
13749 (c_process_expr_stmt): Same.
13750 (c_finish_stmt_expr): Same.
13751 (c_finish_omp_clauses): Use error_at instead of error.
13752 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13754 * c-omp.c (c_split_parallel_clauses): New location argument.
13755 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13756 to build_omp_clause.
13757 (convert_local_reference_stmt): Same.
13758 (convert_gimple_call): Same.
13759 * c-common.h (c_split_parallel_clauses): New argument.
13760 * c-parser.c (c_parser_statement_after_labels): Pass location to
13761 c_finish_goto_label.
13762 (c_parser_switch_statement): Pass location to c_start_case.
13763 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13764 and c_process_expr_stmt.
13765 (c_parser_omp_variable_list): Add location argument.
13766 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13767 (c_parser_omp_clause_default): Same.
13768 (c_parser_omp_clause_if): Same.
13769 (c_parser_omp_clause_num_threads): Same.
13770 (-c_parser_omp_clause_ordered): Same.
13771 (c_parser_omp_clause_reduction): Pass location to
13772 c_parser_omp_variable_list.
13773 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13774 (c_parser_omp_clause_untied): Same.
13775 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13776 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13778 * c-tree.h (check_for_loop_decls, undeclared_variable,
13779 build_component_ref, build_array_ref, build_external_ref,
13780 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13781 build_conditional_expr, build_compound_expr, c_cast_expr,
13782 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13783 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13785 * c-semantics.c (build_stmt): Same.
13786 (build_case_label): Same.
13787 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13788 (undeclared_variable): New argument.
13789 (make_label): Same.
13790 (lookup_label): Pass location on down.
13791 (define_label): Same.
13792 (finish_decl): Same.
13793 (build_compound_literal): Same.
13794 (finish_struct): Same.
13795 (finish_function): Do not set location here.
13796 (check_for_loop_decls): New argument.
13797 * tree.c (save_expr): Set location.
13798 (build_empty_stmt): New argument.
13799 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13800 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13801 * builtins.c (gimplify_va_arg_expr): Use locations.
13802 (expand_builtin_sync_operation): Same.
13803 * c-typeck.c (build_component_ref): New argument.
13804 (build_array_ref): Same.
13805 (build_external_ref): Same.
13806 (c_expr_sizeof_expr): Same.
13807 (c_expr_sizeof_type): Same.
13808 (parser_build_unary_op): Same.
13809 (build_conditional_expr): Same.
13810 (build_compound_expr): Pass location on down.
13811 (build_compound_expr): New argument.
13812 (build_c_cast): Same.
13813 (c_cast_expr): Same.
13814 (build_asm_expr): Same.
13815 (c_finish_return): Same.
13816 (c_process_expr_stmt): Pass location on down.
13817 (c_finish_stmt_expr): New argument.
13818 (push_clenaup): Same.
13819 (c_finish_omp_parallel): Same.
13820 (c_finish_omp_task): Same.
13821 * gimplify.c (gimplify_call_expr): Pass location on down.
13822 * c-omp.c (c_finish_omp_master): New argument.
13823 (c_finish_omp_critical): Same.
13824 (c_finish_omp_ordered): Same.
13825 (c_finish_omp_barrier): Same.
13826 (-c_finish_omp_taskwait): Same.
13827 (c_finish_omp_atomic): Same.
13828 (c_finish_omp_flush): Same.
13829 * tree-inline.c (copy_tree_body_r): Pass location on down.
13830 (inline_forbidden_p): Remove use of input_location.
13831 * c-gimplify.c (c_build_bind_expr): New argument.
13832 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13833 (c_sizeof_or_alignof_type): New argument.
13834 (c_alignof_expr): Same.
13835 (build_va_arg): Same.
13836 (c_add_case_label): Same.
13837 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13838 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13839 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13840 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13841 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13842 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13844 * stub-objc.c (objc_build_selector_expr): Same.
13845 (objc_build_throw_stmt): Same.
13846 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13847 (c_parser_initelt): Same.
13848 (c_parser_compound_statement): Same.
13849 (c_parser_compound_statement_nostart): Same.
13850 (c_parser_label): Same.
13851 (c_parser_statement_after_labels): Same.
13852 (c_parser_if_body): Same.
13853 (c_parser_else_body): Same.
13854 (c_parser_if_statement): Same.
13855 (c_parser_switch_statement): Same.
13856 (c_parser_while_statement): Same.
13857 (c_parser_do_statement): Same.
13858 (c_parser_for_statement): Same.
13859 (c_parser_asm_statement): Same.
13860 (c_parser_conditional_expression): Same.
13861 (c_parser_binary_expression): Same.
13862 (c_parser_cast_expression): Same.
13863 (c_parser_unary_expression): Same.
13864 (c_parser_sizeof_expression): Same.
13865 (c_parser_alignof_expression): Same.
13866 (c_parser_postfix_expression): Same.
13867 (c_parser_expression): Same.
13868 (c_parser_objc_receiver): Same.
13869 (c_parser_omp_variable_list): Same.
13870 (c_parser_omp_structured_block): Same.
13871 (c_parser_omp_atomic): New argument.
13872 (c_parser_omp_barrier): Same.
13873 (c_parser_omp_critical): Same.
13874 (c_parser_omp_flush): Pass location on down.
13875 (c_parser_omp_for_loop): New argument.
13876 (c_parser_omp_for): Same.
13877 (c_parser_omp_master): Same.
13878 (c_parser_omp_ordered): Same.
13879 (c_parser_omp_sections_scope): Same.
13880 (c_parser_omp_sections): Same.
13881 (c_parser_omp_parallel): Same.
13882 (c_parser_omp_single): Same.
13883 (c_parser_omp_task): Same.
13884 (c_parser_omp_taskwait): Pass location on down.
13885 (c_parser_omp_construct): Same.
13886 (c_parser_omp_threadprivate): Same.
13887 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13888 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13889 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13890 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13891 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13892 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13893 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13894 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13895 config/i386/i386.c, stmt.c:
13896 Add location argument to the following function definitions and/or
13897 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13898 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13899 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13900 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13901 do_case, c_finish_bc_stmt, build_compound_literal,
13902 build_function_call.
13903 * c-decl.c (build_compound_literal): Add location argument.
13904 Make all diagnostic calls use location.
13905 (start_struct): Same.
13906 (finish_struct): Same.
13907 (start_enum): Same.
13908 (build_enumerator): Same.
13909 (start_function): Same.
13910 (grokdeclarator): Make all diagnostic calls use location.
13911 (store_parm_decls_oldstyle): Same.
13912 * c-typeck.c (build_function_call): Add location argument.
13913 Make all diagnostic calls use location.
13915 (c_finish_bc_stmt): Same.
13916 * tree-nested.c (get_trampoline_type): Add argument.
13917 Pass location to build_decl.
13918 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13919 * rtl.h (RTL_LOCATION): New.
13920 * c-common.c (c_add_case_label): Add location argument.
13921 Make all diagnostic calls use location.
13922 * c-common.h: Add location argument to make_fname_decl, do_case,
13923 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13924 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13925 Set it appropriately for every case. Pass enum_loc to start_enum
13926 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13928 (c_parser_struct_or_union_specifier): Save location. Use it for
13929 start_struct, finish_struct, and parser_xref_tag.
13931 2009-06-12 Ian Lance Taylor <iant@google.com>
13933 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13935 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13936 cpp_opts->warn_cxx_operator_names.
13938 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13941 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13942 is returns NULL and OP is a VCE, look through the VCE.
13944 2009-06-12 Ian Lance Taylor <iant@google.com>
13947 * collect2.c (main): Use CONST_CAST2 in code inside #if
13948 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13950 2009-06-12 Joey Ye <joey.ye@intel.com>
13952 PR middle-end/39146
13953 * cfgexpand.c (get_decl_align_unit): Update
13954 max_used_stack_slot_alignment with align instead of
13955 stack_alignment_needed.
13957 * function.c (assign_stack_local_1): Update
13958 max_used_stack_slot_alignment with alignment_in_bits instead
13959 of stack_alignment_needed.
13960 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13963 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13965 * dwarf2out.c (last_var_location_insn): New variable.
13966 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13967 (dwarf2out_var_location): Don't record anything after last real
13968 insn. Only change labels if there were any real instructions
13969 in between last note and this one, or if changed sections.
13971 2009-06-11 Richard Henderson <rth@redhat.com>
13973 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13974 note when storing the frame pointer in a register.
13975 (FRP): Don't redefine to nothing for epilogue.
13976 (alpha_expand_epilogue): Mark register and sp restores.
13977 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13979 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13980 when gen_lowpart is needed.
13982 2009-06-11 Richard Henderson <rth@redhat.com>
13984 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13986 * dwarf2out.c (need_data_align_sf_opcode): New.
13987 (div_data_align): Move earlier.
13988 (def_cfa_1, reg_save): Use it.
13990 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13992 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13993 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13994 (ix86_handle_option): Handle OPT_mcrc32.
13995 (ix86_target_string): Add -mcrc32.
13996 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13998 * config/i386/i386.h (TARGET_CRC32): New.
14000 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14001 (sse4_2_crc32di): Likewise.
14003 * config/i386/i386.opt (mcrc32): New.
14005 * doc/invoke.texi: Document -mcrc32.
14007 2009-06-11 Richard Henderson <rth@redhat.com>
14009 * common.opt (gdwarf-): Accept a version number.
14010 * doc/invoke.texi (gdwarf-): Update docs.
14011 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14012 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14013 version level, and record it.
14015 * dwarf2.h (DW_CIE_VERSION): Remove.
14016 * dwarf2out.c (DWARF_VERSION): Remove.
14017 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14018 (output_call_frame_info): Use CIE version 3 for dwarf3,
14019 or if the return register column is out of range for version 1.
14020 (dwarf_stack_op_name): Add all dwarf3 values.
14021 (DEBUG_PUBTYPES_SECTION): New.
14022 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14023 encoding change for dwarf3.
14024 (output_die) [dw_val_class_die_ref]: Likewise.
14025 (output_compilation_unit_header): Emit correct version for dwarf3.
14026 (output_line_info): Likewise.
14027 (output_pubnames): Update for DWARF_VERSION removal.
14028 (output_aranges): Likewise.
14029 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14030 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14031 (dwarf2out_finish): Likewise.
14033 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14035 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14038 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14041 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14042 * builtins.c (expand_builtin_unreachable): New function.
14043 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14044 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14045 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14047 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14048 searching for missing barriers.
14050 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14052 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14053 when -fprofile-generate* was passed.
14054 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14056 2009-06-11 Anthony Green <green@moxielogic.com>
14058 * config/moxie/moxie.md: Define length attribute for all instructions.
14060 (*b<cond:code>): Support limited branch ranges for new PC-relative
14061 branch instructions.
14062 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14064 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14066 * config/i386/i386.c (min_insn_size): Use get_attr_length
14067 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14068 For __asm return 0.
14070 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14071 instead of emit_insn_before.
14073 2009-06-10 Ian Lance Taylor <iant@google.com>
14076 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14079 2009-06-10 Revital Eres <eres@il.ibm.com>
14081 * passes.c (init_optimization_passes): Reschedule
14082 predictive-commoning pass before complete unroll pass.
14084 2009-06-10 Martin Jambor <mjambor@suse.cz>
14086 * cgraph.c (cgraph_node_can_be_local_p): New function.
14087 (cgraph_make_node_local): New function.
14088 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14089 (cgraph_make_node_local): Declare.
14091 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14093 * tree.h (tree_base): Add packed_flag and user_align fields.
14094 Decrease size of spare field.
14095 (TYPE_USER_ALIGN): Use user_align from tree_base.
14096 (DECL_USER_ALIGN): Likewise.
14097 (TYPE_PACKED): Use packed_flag from tree_base.
14098 (DECL_PACKED): Likewise.
14099 (tree_type): Delete packed_flag and user_align fields. Widen
14100 precision field. Widen mode field and shuffle fields to align
14101 mode on an 8-bit boundary.
14102 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14103 Renumber decl_flag_* fields. Fix comments. Widen
14104 decl_common_unused field.
14105 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14106 (DECL_EXTERNAL): Likewise.
14107 (DECL_BIT_FIELD): Likewise.
14108 (DECL_NONADDRESSABLE_P): Likewise.
14109 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14110 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14112 2009-06-10 Ian Lance Taylor <iant@google.com>
14114 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14115 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14116 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14117 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14118 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14119 DEF_VEC_ALLOC_FUNC_P.
14120 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14121 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14122 DEF_VEC_ALLOC_FUNC_O.
14123 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14124 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14125 DEF_VEC_ALLOC_FUNC_I.
14126 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14127 (vec_stack_p_reserve_exact_1): Declare.
14128 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14129 (vec_stack_free): Declare.
14130 (VEC_stack_alloc): Define.
14131 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14132 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14133 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14134 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14136 (stack_vecs): New static variable.
14137 (vec_stack_p_reserve_exact_1): New function.
14138 (vec_stack_o_reserve_1): New static function.
14139 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14140 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14141 (vec_stack_free): New function.
14142 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14143 (VEC_df_ref_stack_alloc): Define.
14144 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14145 DEF_VEC_ALLOC_P_STACK.
14146 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14147 (struct df_collection_rec): Change _vec fields to VEC. Remove
14149 (df_free_collection_rec): Adjust for new fields.
14150 (df_insn_rescan): Use new df_collection_rec fields.
14151 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14152 (df_ref_create_structure, df_ref_record): Likewise.
14153 (df_get_conditional_uses, df_get_call_refs): Likewise.
14154 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14155 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14156 (df_record_exit_block_uses, df_bb_verify): Likewise.
14157 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14158 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14159 Remove count parameter. Change return type to void. Change all
14161 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14162 Remove count parameter. Change return type to void. Change all
14164 (df_install_refs): Change old_vec parameter to VEC. Remove count
14165 parameter. Change all callers.
14166 (df_install_mws): Change old_vec parameter to VEC. Remove count
14167 parameter. Change all callers.
14168 (df_refs_verify): Change new_rec parameter to VEC. Change call
14170 (df_mws_verify): Likewise.
14172 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14174 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14176 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14178 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14180 2009-06-10 Anthony Green <green@moxielogic.com>
14182 * config/moxie/crti.asm: New file.
14183 * config/moxie/crtn.asm: New file.
14184 * config/moxie/moxie.c: New file.
14185 * config/moxie/moxie.h: New file.
14186 * config/moxie/sfp-machine.h: New file.
14187 * config/moxie/moxie-protos.h: New file.
14188 * config/moxie/t-moxie: Created.
14189 * config/moxie/t-moxie-softfp: Created.
14190 * config/moxie/moxie.md: Created.
14191 * config/moxie/constraints.md: Created.
14192 * config.gcc: Add moxie support.
14193 * doc/md.texi (Machine Constraints): Add moxie constraints.
14194 * doc/contrib.texi (Contributors): Mention moxie port.
14195 * doc/install.texi (Specific): Mention the moxie port.
14197 2009-06-09 Ian Lance Taylor <iant@google.com>
14199 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14200 compiling with C++.
14201 * optabs.c (optab_table): Only use designated initializers if
14202 HAVE_DESIGNATED_INITIALIZERS is defined.
14203 (convert_optab_table): Likewise.
14204 (init_optabs): Always call init_insn_codes if
14205 HAVE_DESIGNATED_INITIALIZERS is not defined.
14207 2009-06-09 Ian Lance Taylor <iant@google.com>
14209 * targhooks.c (default_builtin_vectorized_function): Change fn
14210 parameter to unsigned int.
14211 (default_builtin_vectorized_conversion): Change code parameter to
14213 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14214 * targhooks.h: Update declarations.
14215 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14216 parameter to unsigned int.
14218 * c-typeck.c (comptypes_check_enum_int): New static function.
14219 (comptypes_internal): Add enum_and_int_p parameter. Change all
14221 (comp_target_types): Add location parameter. Change all callers.
14222 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14223 Change all callers.
14224 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14225 (build_conditional_expr): Add colon_loc parameter. Change all
14227 (convert_for_assignment): Add location parameter. Change all callers.
14228 * c-parser.c (c_parser_conditional_expression): Pass location of
14229 colon to build_conditional_expr.
14230 * c-tree.h (build_conditional_expr): Update declaration.
14232 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14234 * graphite.c: Revert previous patch.
14236 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14239 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14241 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14243 * tree-ssa-loop-prefetch.c
14244 (loop_prefetch_arrays): Fixed a portability problem in printf format
14247 2009-06-09 Martin Jambor <mjambor@suse.cz>
14249 PR tree-optimization/40351
14250 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14251 refrence to a potential artifical subaccess can be constructed.
14253 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14255 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14256 (sh_override_options): Likewise.
14257 * config/sh/sh.c: Include params.h.
14258 (sh_optimization_options): New.
14259 (sh_override_options): Likewise.
14260 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14261 (OVERRIDE_OPTIONS): Use sh_override_options.
14263 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14265 * dwarf2out.c (emit_cfa_remember): New variable.
14266 (add_fde_cfi): If emit_cfa_remember, recurse to add
14267 DW_CFA_remember_state first.
14268 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14269 instead just set emit_cfa_remember.
14271 2009-06-08 Jan Hubicka <jh@suse.cz>
14274 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14276 2009-06-08 Jan Hubicka <jh@suse.cz>
14278 PR middle-end/39834
14279 * cgraphunit.c (save_inline_function_body): Do not copy transform
14280 hooks for saved inline bodies.
14281 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14282 for given function.
14284 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14286 * jump.c (returnjump_p): Handle delayed branches. Add missing
14289 2009-06-08 Jan Hubicka <jh@suse.cz>
14291 PR middle-end/40102
14292 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14293 original node might've been modified.
14294 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14296 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14298 * tree-object-size.c (addr_object_size): Add OSI argument.
14299 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14300 (compute_builtin_object_size, expr_object_size): Adjust callers.
14301 (plus_stmt_object_size): Call addr_object_size instead of
14302 compute_builtin_object_size.
14304 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14305 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14307 * tree-ssa-loop-prefetch.c
14308 (gather_memory_references): Introduced a counter for the number of
14310 (anything_to_prefetch_p): Introduced a counter for the number of
14312 (is_loop_prefetching_profitable): New function with a cost model
14314 (loop_prefetch_arrays): Use the new cost model to determine if
14315 prefetching is profitable.
14316 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14317 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14318 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14319 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14320 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14321 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14323 2009-06-08 Michael Matz <matz@suse.de>
14326 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14327 partitions use the same.
14328 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14329 for basevars of SSA_NAMEs.
14330 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14331 to not expand them twice.
14332 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14335 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14337 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14338 (fdump-final-insns=, gtoggle): New.
14339 * doc/invoke.texi: Document them.
14340 * final.c (rest_of_clean_state): Dump final insn stream.
14341 * gcc.c (invoke_as): Hook in -fcompare-debug.
14342 (static_spec_functions): Add compare-debug-dump-opt,
14343 compare-debug-self-opt and compare-debug-auxbase-opt.
14344 (compare_debug, compare_debug_second, compare_debug_opt): New.
14345 (switches_debug_check, n_switches_debug_check): New.
14346 (debug_auxbase_opt, debug_check_temp_file): New.
14347 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14349 (do_self_spec): Handle arguments after switches.
14350 (do_spec_1): Add .gk extension to temp file basenames for compare.
14351 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14352 (cc1_options): Use it instead of normal auxbase computation for
14353 the second compare-debug compilation.
14354 (compare_files): New.
14355 (main): Set up and implement compare debug mode.
14356 (compare_debug_dump_opt_spec_function): New.
14357 (compare_debug_self_opt_spec_function): New.
14358 (compare_debug_auxbase_opt_spec_function): New.
14359 * toplev.c (process_options): Handle flag_gtoggle,
14360 flag_dump_final_insns.
14361 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14362 during -fcompare-debug-second compilation.
14364 2009-06-07 Ian Lance Taylor <iant@google.com>
14366 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14367 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14369 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14370 with no default node. Change warning with %H to warning_at.
14371 Don't clear warn_switch around case checking.
14372 * doc/invoke.texi (Warning Options): Clarify distinction between
14373 -Wswitch and -Wswitch-enum.
14375 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14377 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14379 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14381 * gbl-ctors.h: Add header guard.
14383 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14385 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14386 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14387 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14388 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14389 prototypes for removed functions.
14390 (expressions_equal_p): Move to ...
14391 * tree-ssa-sccvn.h: ... here and ...
14392 * matrix-reorg.c: ... adjust includes.
14394 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14396 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14398 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14400 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14401 (finish_function): Remove erroneous whitespace.
14403 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14405 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14406 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14408 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14410 * errors.c (internal_error): Commentary typo fix.
14411 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14412 * tree-ssa-pre.c: Ditto.
14414 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14416 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14417 them is supposed to hold actual statements.
14419 2009-06-06 Ian Lance Taylor <iant@google.com>
14421 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14422 empty statements can now have attributes.
14424 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14426 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14427 * config/mips/mips.md: Ditto.
14429 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14431 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14433 (__eabi_uconvert): Likewise.
14435 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14437 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14438 CFI_* definitions with IN_GCC.
14440 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14442 * xcoffout.h (xcoffout_source_line): Update prototype.
14444 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14446 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14447 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14449 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14451 PR middle-end/40340
14452 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14453 inlined_function_outer_scope_p blocks for artificial inlines
14455 * tree.c (tree_nonartificial_location): Rewrite using
14456 block_nonartificial_location.
14458 2009-06-05 Revital Eres <eres@il.ibm.com>
14459 Leehod Baruch <leehod@il.ibm.com>
14461 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14462 (expand_expr_real_1): Remove comment.
14463 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14464 Vectorize misaligned access when the target supports it.
14465 (vect_supportable_dr_alignment): Check for unaligned access support.
14466 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14469 2009-06-05 Julian Brown <julian@codesourcery.com>
14471 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14472 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14474 2009-06-05 Richard Guenther <rguenther@suse.de>
14477 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14478 as possibly unused.
14480 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14482 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14483 (save_gprs): Don't tell unwinder when a global register is saved.
14484 (s390_emit_epilogue): Emit needed epilogue unwind info.
14486 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14488 * dwarf2out.c (deferred_asm_name): New.
14489 (add_name_and_src_coords_attributes): Defer creation of
14490 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14492 (move_linkage_attr): New.
14493 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14496 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14498 * tree-nested.c (finalize_nesting_tree_1): Declare the
14499 frame_decl in the binding tree.
14501 2009-06-04 Cary Coutant <ccoutant@google.com>
14503 * basic-block.h (struct basic_block_def): Add discriminator field.
14504 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14506 * debug.c (do_nothing_debug_hooks): Add additional entry.
14507 (debug_nothing_int_charstar_int): New function.
14508 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14509 (debug_nothing_int_charstar_int): New declaration.
14510 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14511 discriminator value in .loc directive.
14512 * final.c (last_discriminator): New variable.
14513 (discriminator): New variable.
14514 (final_start_function): Initialize above variables, pass current
14515 discriminator to debug hook.
14516 (notice_source_line): Check for discriminator change.
14517 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14518 * sdbout.c (sdbout_source_line): New parameter.
14519 * tree-cfg.c (struct locus_discrim_map): New structure type.
14520 (discriminator_per_locus): New hash table.
14521 (build_gimple_cfg): Allocate and free discriminator hash table.
14522 (make_edges): Call assign_discriminator.
14523 (locus_map_hash): New function.
14524 (locus_map_eq): New function.
14525 (next_discriminator_for_locus): New function.
14526 (same_line_p): New function.
14527 (assign_discriminator): New function.
14528 (make_cond_expr_edges): Call assign_discriminator.
14529 (make_gimple_switch_edges): Likewise.
14530 (first_non_label_stmt): New function.
14531 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14533 * xcoffout.c (xcoffout_source_line): Add new parameter.
14535 * configure.ac (gcc_cv_as_discriminator): New configury check for
14536 gas support for discriminator.
14537 * configure: Regenerate.
14538 * config.in: Regenerate.
14540 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14542 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14543 val after checking for integers.
14545 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14547 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14549 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14550 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14551 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14552 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14553 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14554 X64_SSE_REGPARM_MAX.
14555 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14556 X64_SSE_REGPARM_MAX.
14558 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14560 * gcc.c (report_times_to_file): New.
14561 (execute): Implement it.
14562 (process_command): Support -time=.
14563 * doc/invoke.texi: Document it.
14565 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14567 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14568 that have value exprs.
14570 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14572 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14573 declarations for constants until...
14574 (dw2_output_indirect_constant_1): ... this point.
14576 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14579 * arm.md (arm_addsi3): Don't try to split an add with an
14580 eliminable register until after reload has completed.
14582 2009-06-03 Ian Lance Taylor <iant@google.com>
14584 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14585 * genattrtab.c (write_length_unit_log): Likewise.
14586 * genchecksum.c (dosum): Likewise.
14587 * gengtype.c (write_rtx_next): Likewise.
14588 (finish_root_table, write_roots): Likewise.
14589 * gimple.c (gimple_ops_offset_): Likewise.
14590 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14591 * config/arc/arc.c (arc_attribute_table): Likewise.
14592 * config/arm/arm.c (arm_attribute_table): Likewise.
14593 * config/avr/avr.c (avr_attribute_table): Likewise.
14594 * config/crx/crx.c (crx_attribute_table): Likewise.
14595 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14596 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14597 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14598 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14599 * config/sh/sh.c (sh_attribute_table): Likewise.
14600 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14601 * config/spu/spu.c (spu_attribute_table): Likewise.
14602 * config/v850/v850.c (v850_attribute_table): Likewise.
14604 * config/alpha/alpha.c (vms_attribute_table): Make static.
14605 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14606 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14607 * config/mips/mips.c (mips_attribute_table): Likewise.
14609 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14611 (cc1-checksum.o): Likewise.
14613 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14615 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14617 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14619 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14620 insn if it is changing sp. Use gen_add3_insn instead of
14621 conditionally gen_addsi3 and gen_adddi3.
14622 (offset_below_red_zone_p): New static inline function.
14623 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14624 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14625 * config/rs6000/ppc-asm.h: Include auto-host.h.
14626 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14627 CFI_RESTORE): Define.
14628 * config/rs6000/crtresxgpr.asm: Add unwind info.
14629 * config/rs6000/crtresxfpr.asm: Likewise.
14630 * config/rs6000/crtresgpr.asm: Likewise.
14631 * config/rs6000/crtresfpr.asm: Likewise.
14632 * config/rs6000/crtsavgpr.asm: Likewise.
14633 * config/rs6000/crtsavfpr.asm: Likewise.
14635 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14636 argument of DWARF2_FRAME_REG_OUT macros.
14638 2009-06-03 Julian Brown <julian@codesourcery.com>
14640 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14641 words or less (including TImode) in core registers.
14643 2009-06-03 Richard Guenther <rguenther@suse.de>
14645 PR middle-end/40328
14646 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14648 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14650 * statistics.c (statistics_counter_event): Do not record event
14651 in pass dump if its number == -1.
14652 (curr_statistics_hash): Add assert that we never get passes
14653 with static number == -1.
14655 2009-06-03 Richard Guenther <rguenther@suse.de>
14656 Andrey Belevantsev <abel@ispras.ru>
14658 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14659 non-BLKmode arrays addressable.
14661 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14663 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14664 * config/m68k/m68k.h: ... here.
14666 2009-06-03 Martin Jambor <mjambor@suse.cz>
14668 PR tree-optimization/40323
14669 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14672 2009-06-03 Richard Guenther <rguenther@suse.de>
14674 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14677 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14679 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14680 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14681 JUMP_TABLE_DATA_P where applicable.
14682 * config/sh/sh.c: Ditto.
14683 * config/sh/sh.h: Ditto.
14684 * config/sh/sh.md: Ditto.
14685 * config/sh/symbian.c: Ditto.
14687 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14689 * config/i386/driver-i386.c (describe_cache): Optimize
14690 concatenation of strings. Use snprintf instead of sprintf.
14691 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14692 target when not compiling with GCC.
14694 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14696 * config/sh/sh.c: Revert last change.
14697 (sh_expand_epilogue): Emit a blockage insn before the frame
14698 pointer adjustment unconditionally.
14700 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14702 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14703 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14704 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14705 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14706 to COLLECT_GCC_OPTIONS.
14708 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14710 * collect2.c (target_system_root): New variable.
14711 (main): Handle --sysroot=.
14712 (ignore_library): Strip the sysroot from the library path.
14714 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14716 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14717 (collect2.o): Depend on collect2-aix.h.
14718 (collect2-aix.o): New rule.
14719 * collect2-aix.h: New file.
14720 * collect2-aix.c: Likewise.
14721 * collect2.c: Include collect2-aix.h. Don't undefine
14722 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14723 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14724 Use TARGET_AIX_VERSION instead of _AIX51.
14725 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14726 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14727 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14728 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14729 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14731 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14733 * collect2.c (ignore_library): Avoid premature post-increment
14734 and null deference.
14736 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14738 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14739 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14740 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14741 CROSS_DIRECTORY_STRUCTURE too.
14742 (LINK_LIBG_SPEC): Likewise.
14743 (LIB_SPEC): Add %R to sysroot paths.
14744 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14745 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14746 * config/rs6000/aix51.h: As for aix43.h.
14747 * config/rs6000/aix52.h: Likewise.
14748 * config/rs6000/aix53.h: Likewise.
14749 * config/rs6000/aix61.h: Likewise.
14750 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14751 to the beginning of sysroot paths.
14753 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14755 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14756 INSN_LISTs that are out of the REG_NOTE range.
14758 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14760 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14761 (struct var_to_expand): Likewise.
14762 (struct opt_info): Add head and tail for linked lists of the above.
14763 (analyze_insn_to_expand_var): Initialize next.
14764 (analyze_iv_to_split_insn): Likewise.
14765 (analyze_insns_in_loop): Create linked lists.
14766 (allocate_basic_variable): Simplify for use without hash table.
14767 (insert_var_expansion_initialization): Likewise, make it type-safer.
14768 (combine_var_copies_in_loop_exit): Likewise.
14769 (apply_opt_in_copies): Walk lists rather than hash tables.
14770 (release_var_copies): Simplified and inlined by hand into...
14771 (free_opt_info): ... this function.
14773 2009-06-02 Richard Guenther <rguenther@suse.de>
14775 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14778 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14780 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14781 only for builtins that are not overridden.
14783 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14785 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14788 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14790 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14792 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14794 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14796 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14798 * common.opt (fdump-unnumbered-links): New.
14799 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14800 * print-rtl.c (flag_dump_unnumbered_links): New.
14801 (print_rtx): Test it.
14803 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14805 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14806 push/pop multiple to 8-byte alignment.
14808 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14810 * config/i386/i386.c (queued_cfa_restores): New static variable.
14811 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14813 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14814 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14815 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14816 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14817 note unconditionally.
14818 (ix86_emit_restore_regs_using_mov): Likewise.
14819 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14820 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14821 it through to ix86_emit_restore_reg_using_pop.
14822 (ix86_emit_leave): Add RED_OFFSET argument. Call
14823 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14824 instead of adding REG_CFA_OFFSET note unconditionally.
14825 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14826 the above functions. Call ix86_add_queued_cfa_restore_notes when
14829 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14830 force output of the label even for dwarf2out_do_cfi_asm.
14831 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14832 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14833 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14835 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14836 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14837 dwarf2out_cfi_label callers.
14838 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14839 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14840 Adjust dwarf2out_cfi_label callers.
14841 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14843 * config/i386/i386.h (struct machine_cfa_state,
14844 struct machine_function): Guard with ifndef USED_FOR_TARGET
14845 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14848 * emutls.c (__emutls_get_address): Change arr->size to mean number
14849 of allocated arr->data entries instead of # of slots + 1.
14851 PR middle-end/40316
14852 * recog.c (peep2_reinit_state): New function.
14853 (peephole2_init_state): Use it at the end of a basic block and also
14854 when seeing a RTX_FRAME_RELATED_P insn.
14856 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14858 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14859 fixuns_truncrfdi2): New.
14860 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14861 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14862 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14863 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14864 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14865 *recip_approx): Remove.
14866 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14867 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14868 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14870 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14873 2009-06-01 Ian Lance Taylor <iant@google.com>
14875 * attribs.c (register_attribute): Use CONST_CAST.
14876 * collect2.c (main): Use CONST_CAST2.
14877 (scan_prog_file): Likewise.
14878 * gcc.c (process_command, main): Likewise.
14879 * toplev.c (toplev_main): Likewise.
14881 * c-typeck.c (handle_warn_cast_qual): New static function,
14882 partially broken out of build_c_cast.
14883 (build_c_cast): Call handle_warn_cast_qual.
14884 * doc/invoke.texi (Warning Options): Document new effect of
14887 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14889 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14890 (diagnostic_report_current_module): Print columns.
14891 * common.opt (flag_show_column): Enable by default.
14893 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14895 * alias.c (find_base_term): Check for NULL term before returning.
14897 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14899 Revert due to PR40320:
14900 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14901 * calls.c (emit_library_call_value_1): Don't force_operand for move
14904 2009-06-01 Olivier Hainque <hainque@adacore.com>
14905 Eric Botcazou <ebotcazou@adacore.com>
14907 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14908 to be processed as a bitfield for constructor output purposes.
14909 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14911 * varasm.c (oc_local_state): New type, output_constructor
14912 local state to support communication with helpers.
14913 (oc_outer_state): New type, output_constructor outer state of
14914 relevance in recursive calls.
14915 (output_constructor_array_range): New output_constructor helper,
14916 extracted code for an array range element.
14917 (output_constructor_regular_field): New output_constructor helper,
14918 extracted code for an element that is not a bitfield.
14919 (output_constructor_bitfield): New output_constructor helper,
14920 extracted code for a bitfield element. Accept an OUTER state
14921 argument for recursive processing. Recurse on record or array
14922 CONSTRUCTOR values, possibly past noop conversions.
14923 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14924 VALUE is a valid constant-valued expression for use in a static
14925 bit-field initializer.
14926 (output_constructor): Rework to use helpers. Accept and honor an
14927 OUTER state argument for recursive calls. Return total size. Be
14928 prepared for nested constructors initializing bitfields.
14929 (output_constant): Feed OUTER in calls to output_constructor.
14931 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14933 * calls.c (emit_library_call_value_1): Don't force_operand for move
14936 2009-06-01 Nick Clifton <nickc@redhat.com>
14938 * doc/invoke.texi (IA-64 Options): Fix typo.
14940 2009-06-01 Ira Rosen <irar@il.ibm.com>
14942 PR tree-optimization/39129
14943 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14945 (vect_do_peeling_for_loop_bound): Use
14946 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14947 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14948 (vect_loop_versioning): Likewise.
14949 (vect_create_cond_for_alias_checks): Fix indentation.
14950 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14952 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14953 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14954 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14955 "control flow in loop".
14956 (vect_estimate_min_profitable_iters): Use
14957 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14958 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14959 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14960 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14961 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14962 statement belongs to a group of strided accesses with the exact code
14964 (vectorizable_load): Likewise.
14965 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14966 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14968 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14970 * config/freebsd-stdint.h: New file.
14971 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14972 Add freebsd-stdint.h to tm_file.
14974 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14976 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14977 (thumb2_extendhidi2): Likewise.
14979 2009-05-31 Ian Lance Taylor <iant@google.com>
14981 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14983 2009-05-31 Ian Lance Taylor <iant@google.com>
14985 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14986 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14987 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14989 2009-05-31 Jason Merrill <jason@redhat.com>
14991 * tree-pretty-print.c (print_call_name): Take the callee, not the
14992 call itself. Make non-static. Use dump_function_name for functions.
14993 (dump_generic_node): Adjust.
14994 * diagnostic.h: Declare print_call_name.
14995 * gimple-pretty-print.c (dump_gimple_call): Use it.
14997 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14999 * config/sh/sh.md (ashldi3_std): New define_expand.
15002 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15005 * config/sh/sh.c: Include debug.h.
15006 (sh_expand_epilogue): Emit a blockage insn before the frame
15007 pointer adjustment also when dwarf2out_do_frame returns true.
15009 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15011 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15012 (thumb2_extendqidi2): New pattern.
15014 2009-05-31 Ira Rosen <irar@il.ibm.com>
15016 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15017 mark phis for renaming.
15018 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15019 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15020 Call mark_sym_for_renaming.
15021 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15022 * tree-vect-loop.c (vect_transform_loop): Remove
15023 vect_memsyms_to_rename initialization and a call to
15024 mark_set_for_renaming.
15026 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15028 PR middle-end/40304
15029 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15030 frame related even if !set_cfa && style < 0.
15032 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15034 * config/i386/mingw-tls.c: New file.
15035 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15036 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15037 defining _WIN32 but not __CYGWIN__.
15039 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15041 * configure.ac: Add MPC support.
15043 * config.in, configure: Regenerate.
15045 2009-05-29 Richard Henderson <rth@redhat.com>
15047 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15048 NOTE_INSN_BASIC_BLOCK.
15049 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15050 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15051 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15053 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15055 (add_cfi): Disable check redefining cfa away from drap.
15056 (lookup_cfa_1): Add remember argument; handle remember/restore.
15057 (lookup_cfa): Pass remember argument.
15058 (cfa_remember): New.
15059 (compute_barrier_args_size_1): Remove sibcall check.
15060 (dwarf2out_frame_debug_def_cfa): New.
15061 (dwarf2out_frame_debug_adjust_cfa): New.
15062 (dwarf2out_frame_debug_cfa_offset): New.
15063 (dwarf2out_frame_debug_cfa_register): New.
15064 (dwarf2out_frame_debug_cfa_restore): New.
15065 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15066 (dwarf2out_begin_epilogue): New.
15067 (dwarf2out_frame_debug_restore_state): New.
15068 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15069 DW_CFA_restore_state.
15070 (output_cfi_directive): Likewise.
15071 (convert_cfa_to_fb_loc_list): Likewise.
15072 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15073 * dwarf2out.h: Update.
15074 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15075 (copy_insn_1): Early out for null.
15076 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15077 and dwarf2out_frame_debug_restore_state.
15078 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15079 (prologue_insn_hash, epilogue_insn_hash): New.
15080 (free_after_compilation): Adjust freeing accordingly.
15081 (record_insns): Create hash table if needed; push insns into
15082 hash instead of array.
15083 (maybe_copy_epilogue_insn): New.
15084 (contains): Search hash table instead of array.
15085 (sibcall_epilogue_contains): Remove.
15086 (thread_prologue_and_epilogue_insns): Split eh_return insns
15087 and mark them as epilogues.
15088 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15089 scanning in terms of basic blocks.
15090 * insn-notes.def (CFA_RESTORE_STATE): New.
15091 * jump.c (returnjump_p_1): Accept EH_RETURN.
15092 (eh_returnjump_p_1, eh_returnjump_p): New.
15093 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15094 CFA_REGISTER, CFA_RESTORE): New.
15095 * rtl.def (EH_RETURN): New.
15096 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15098 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15099 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15101 * config/i386/i386.c (gen_push): Update cfa state.
15102 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15103 add a CFA_ADJUST_CFA note.
15104 (ix86_dwarf_handle_frame_unspec): Remove.
15105 (ix86_expand_prologue): Update cfa state.
15106 (ix86_emit_restore_reg_using_pop): New.
15107 (ix86_emit_restore_regs_using_pop): New.
15108 (ix86_emit_leave): New.
15109 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15110 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15111 * config/i386/i386.h (struct machine_cfa_state): New.
15112 (ix86_cfa_state): New.
15113 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15114 (eh_return_internal): Merge from eh_return_<mode>,
15115 use eh_return rtx, split w/ epilogue.
15117 2009-05-29 Ian Lance Taylor <iant@google.com>
15119 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15121 * calls.c (emit_library_call_value_1): Likewise.
15123 * c-typeck.c (c_build_va_arg): New function.
15124 * c-tree.h (c_build_va_arg): Declare.
15125 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15126 instead of build_va_arg.
15128 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15130 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15131 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15132 (ptr_difference_cost): Use affine combinations to compute it.
15133 (difference_cost): Likewise.
15134 (get_computation_cost_at): Compute more accurate cost for addresses
15135 if the ratio is a multiplier allowed in addresses.
15136 For non-addresses, consider that an additional offset or symbol is
15139 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15141 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15142 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15144 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15145 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15146 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15148 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15149 to 1 for TYPE_SSE{IADD1,CVT1}.
15150 (prefix_vex_imm8): Removed.
15151 (length_vex): Only pass 1 as second argument to
15152 ix86_attr_length_vex_default if prefix_extra is 0.
15153 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15154 (length): For prefix vex computation use length_immediate
15155 attribute instead of prefix_vex_imm8.
15156 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15157 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15158 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15159 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15160 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15161 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15162 a space in between the operands.
15163 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15164 if one operand is 0xff and the other one si, di, bp or sp.
15165 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15166 other one si, di, bp or sp.
15167 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15168 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15169 type and mode attributes.
15170 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15171 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15172 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15173 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15174 prefix_data16 attribute iff MODE_DF.
15175 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15176 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15177 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15178 constm128_operand in length_immediate computation.
15179 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15180 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15181 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15182 length_immediate attribute to 1.
15183 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15184 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15185 for certain alternatives.
15186 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15187 prefix_data16 attribute if MODE_V1DF.
15188 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15189 length_immediate to 1.
15190 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15191 length_address to 4, set mode attribute to MODE_DI.
15192 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15193 (fxam<mode>2_i387): Set length attribute to 4.
15194 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15195 *prefetch_3dnow_rex): Override length_address attribute.
15196 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15198 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15199 (constm128_operand): Removed.
15200 * config/i386/i386.c (memory_address_length): For
15201 disp && !index && !base in 64-bit mode account for SIB byte if
15202 print_operand_address can't optimize disp32 into disp32(%rip)
15203 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15204 for fs: or gs: segment.
15205 (ix86_attr_length_immediate_default): When checking if shortform
15206 is possible, truncate immediate to the length of the non-shortened
15208 (ix86_attr_length_address_default): Ignore MEM_P operands
15210 (ix86_attr_length_vex_default): Only check for DImode on
15211 GENERAL_REG_P operands.
15212 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15213 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15214 (sse_cvttps2pi): Clear prefix_rep attribute.
15215 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15217 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15218 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15219 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15220 iff operand 2 is const_int_operand.
15221 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15222 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15223 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15225 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15227 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15228 prefix_data16 attribute for movlpd and movhpd instructions.
15229 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15230 length_immediate for shufpd instruction.
15231 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15232 (avx_cmpp<avxmodesuffixf2c><mode>3,
15233 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15234 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15235 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15236 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15237 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15238 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15239 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15240 prefix_data16 attribute for the first alternative to 1.
15241 (*avx_loadlps): Override length_immediate for the first alternative.
15242 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15243 attributes for second alternative.
15244 (*vec_concatv2sf_sse4_1): Override length_immediate and
15245 prefix_data16 attributes for second alternative.
15246 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15247 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15248 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15249 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15250 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15251 prefix_data16 and length_immediate to 1.
15252 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15254 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15255 prefix_extra attribute for variants that don't have 0f prefix alone.
15256 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15257 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15258 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15259 *sse4_1_pextrd): Set length_immediate to 1.
15260 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15261 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15263 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15264 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15265 length_immediate to 1 for second alternative.
15266 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15267 prefix_extra and length_immediate attributes for the first
15269 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15271 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15272 to 1 for the first and third alternative.
15273 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15275 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15277 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15279 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15280 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15281 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15282 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15283 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15284 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15285 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15286 ssse3_psign<mode>3): Override prefix_rex attribute.
15287 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15288 (ssse3_palignrti): Override length_immediate to 1.
15289 (ssse3_palignrdi): Override length_immediate to 1, override
15290 prefix_rex attribute.
15291 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15292 (sse4a_extrqi): Override length_immediate to 2.
15293 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15294 (sse4a_insertq): Override prefix_data16 to 0.
15295 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15296 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15297 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15298 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15299 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15300 and length_immediate to 1.
15301 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15302 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15303 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15304 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15305 and length_immediate to 1.
15306 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15307 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15308 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15309 avx_ptest256): Override prefix_extra to 1.
15310 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15311 Override prefix_data16 and length_immediate to 1.
15312 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15313 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15314 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15315 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15316 prefix_data16 to 0 and prefix_extra to 2.
15317 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15318 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15320 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15321 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15322 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15323 and prefix_extra to 2.
15324 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15325 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15326 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15327 avx_vpermilvar<mode>3,
15328 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15329 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15330 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15331 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15332 Override prefix_extra to 1.
15333 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15334 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15335 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15336 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15337 prefix_extra and length_immediate to 1.
15338 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15340 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15341 to 1 for the first alternative.
15342 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15343 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15345 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15346 *movv2sf_internal_avx, *movv2sf_internal): Override
15347 prefix_rep attribute for certain alternatives.
15348 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15349 attributes for certain alternatives.
15350 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15351 attributes for certain alternatives.
15352 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15353 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15354 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15355 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15356 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15357 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15358 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15359 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15360 length_immediate to 1 if operand 2 is const_int_operand.
15361 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15362 *vec_extractv2si_1): Set length_immediate attribute to 1.
15363 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15364 using old 3DNOW insn rather than SSE/3DNOW_A.
15365 (mmx_emms, mmx_femms): Clear modrm attribute.
15367 2009-05-29 Martin Jambor <mjambor@suse.cz>
15369 * tree-sra.c: New implementation of SRA.
15371 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15372 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15373 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15374 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15375 (SRA_MAX_STRUCTURE_COUNT): Removed.
15376 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15377 * doc/invoke.texi (sra-max-structure-size): Removed.
15378 (sra-field-structure-ratio): Removed.
15380 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15382 PR middle-end/40291
15383 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15386 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15388 PR rtl-optimization/40101
15389 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15390 seqno. Adjust comment.
15391 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15392 inserting bookkeeping before a jump, the jump is not scheduled.
15393 When no positive seqno found, provide a value. Add comment.
15395 2009-05-29 Richard Guenther <rguenther@suse.de>
15397 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15398 short-cutting on the first component.
15400 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15402 PR middle-end/39958
15403 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15404 for trees other than decls/types.
15406 2009-05-29 Richard Guenther <rguenther@suse.de>
15408 * tree-ssa-operands.c (get_expr_operands): Do not handle
15409 INDIRECT_REFs in the handled-component case. Remove
15410 unused get_ref_base_and_extent case.
15411 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15412 tree_low_cst and host_integerp where possible.
15413 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15414 codes for equivalence.
15415 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15417 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15419 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15420 to tmake_file for i[34567]86-*-cygwin*.
15422 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15425 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15426 (altivec_categorize_keyword, init_vector_keywords,
15427 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15430 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15432 * tree.c (handle_dll_attribute): Check if node is
15433 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15435 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15437 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15439 (thumb2_zero_extendqidi2): Likewise.
15441 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15443 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15444 instead of gen_movrt.
15445 * config/sh/sh.md (movrt): Remove.
15447 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15449 * doc/invoke.texi (IA-64 Options):
15450 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15451 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15452 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15453 -msched-prefer-non-control-spec-insns,
15454 -msched-stop-bits-after-every-cycle,
15455 -msched-count-spec-in-critical-path,
15456 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15457 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15458 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15459 and -msched-spec-verbose.
15461 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15463 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15464 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15466 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15468 2009-05-28 Richard Guenther <rguenther@suse.de>
15470 * tree-ssa-alias.c (ao_ref_init): New function.
15471 (ao_ref_base): Likewise.
15472 (ao_ref_base_alias_set): Likewise.
15473 (ao_ref_alias_set): Likewise.
15474 (refs_may_alias_p_1): Change signature.
15475 (refs_may_alias_p): Adjust.
15476 (refs_anti_dependent_p): Likewise.
15477 (refs_output_dependent_p): Likewise.
15478 (call_may_clobber_ref_p_1): Change signature.
15479 (call_may_clobber_ref_p): Adjust.
15480 (stmt_may_clobber_ref_p_1): New function split out from ...
15481 (stmt_may_clobber_ref_p): ... here.
15482 (maybe_skip_until): Adjust signature.
15483 (get_continuation_for_phi): Likewise.
15484 (walk_non_aliased_vuses): Likewise.
15485 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15486 (ao_ref_init): Declare.
15487 (ao_ref_base): Likewise.
15488 (ao_ref_alias_set): Likewise.
15489 (stmt_may_clobber_ref_p_1): Likewise.
15490 (walk_non_aliased_vuses): Adjust.
15491 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15492 (get_ref_from_reference_ops): remove.
15493 (vn_reference_lookup_2): Adjust signature.
15494 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15495 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15496 (vn_reference_lookup): Adjust.
15497 (vn_reference_insert): Likewise.
15498 (vn_reference_insert_pieces): Adjust signature.
15499 (visit_reference_op_call): Adjust.
15500 * tree-ssa-pre.c (get_expr_type): Simplify.
15501 (phi_translate_1): Adjust.
15502 (compute_avail): Likewise.
15503 (translate_vuse_through_block): Do not re-build trees.
15504 (value_dies_in_block_x): Likewise.
15505 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15507 (vn_reference_lookup_pieces): Adjust declaration.
15508 (vn_reference_insert_pieces): Likewise.
15510 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15512 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15513 with checking disabled.
15515 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15519 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15520 macro definition for support of three-operand format aligned
15521 .comm directive in assembler on cygwin/pe/mingw target OS.
15522 * configure: Regenerate.
15523 * config.h: Regenerate.
15525 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15526 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15527 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15529 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15530 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15532 2009-05-28 Ira Rosen <irar@il.ibm.com>
15534 PR tree-optimization/40254
15535 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15536 in analysis of basic blocks.
15538 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15540 PR middle-end/33699
15541 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15542 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15543 (TARGET_INITIALIZER): Use it.
15544 * cse.c (CHEAPER): Move it up to the other macros.
15545 (insert): Rename this ...
15546 (insert_with_costs): ... to this. Add cost parameters. Update
15548 (insert): New function. Call insert_with_costs.
15549 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15550 find_reg_offset_for_const, try_const_anchors): New functions.
15551 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15552 when using a const-anchor. Call insert_const_anchors.
15553 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15554 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15556 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15558 * tree-inline.c (remap_decls): Enable nonlocalized variables
15559 when not optimizing.
15561 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15563 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15564 Simplify other tests involving optimize.
15566 2009-05-27 Tom Tromey <tromey@redhat.com>
15568 * unwind-dw2.c (_Unwind_DebugHook): New function.
15569 (uw_install_context): Call _Unwind_DebugHook.
15571 2009-05-27 Tom Tromey <tromey@redhat.com>
15573 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15575 2009-05-27 Ian Lance Taylor <iant@google.com>
15577 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15578 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15579 (ALL_LINKERFLAGS): Define.
15580 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15581 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15582 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15583 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15584 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15585 $(LINKER_FOR_BUILD).
15586 (build/gcov-iov$(build_exeext)): Likewise.
15588 2009-05-27 Julian Brown <julian@codesourcery.com>
15590 * gcse.c (target.h): Include.
15591 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15592 copy of argument to a pseudo register.
15594 2009-05-27 Diego Novillo <dnovillo@google.com>
15596 * tree-ssa-live.c (dump_scope_block): Document arguments.
15597 (dump_scope_blocks): Document.
15598 (debug_scope_blocks): New.
15599 * tree-flow.h (debug_scope_blocks): Declare.
15601 2009-05-21 Denis Chertykov <denisc@overta.ru>
15603 * doc/contrib.texi (Contributors): Add myself to the list.
15605 2009-05-27 Olivier Hainque <hainque@adacore.com>
15607 * expr.c (target_align): New function. Alignment the TARGET of an
15608 assignment may be assume to have.
15609 (highest_pow2_factor_for_target): Use it instead of relying on
15610 immediate tree attributes of TARGET, not necessarily honored when
15611 intermediate bitfields are involved.
15613 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15616 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15617 AVX, SSE4, AES, PCLMUL and POPCNT.
15619 2009-05-27 Diego Novillo <dnovillo@google.com>
15621 * tree-pretty-print.c (dump_location): New.
15622 (dump_generic_node): Call it.
15623 Factor code to handle BLOCK nodes ...
15624 (dump_block_node): ... here.
15626 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15628 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15630 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15632 * gcc-plugin.h: Include config.h and system.h.
15633 (IN_GCC): Define if not defined.
15635 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15637 PR middle-end/40249
15638 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15641 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15643 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15645 * config/m32r/m32r.h: Ditto.
15646 * config/m32r/m32r.md: Ditto.
15647 * config/m32r/predicates.md: Ditto.
15649 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15651 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15653 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15656 (Loading plugins): typo.
15657 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15658 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15659 (Interacting with the GCC Garbage Collector): Added new section.
15660 (Giving information about a plugin): Added new section for
15662 * ggc.h (ggc_register_root_tab): Added declaration.
15663 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15664 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15665 (register_callback): Improved comment in declaration.
15666 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15667 (extra_root_vec) Added static variable for dynamic roots registration.
15668 (ggc_register_root_tab) Added new routine.
15669 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15670 PLUGIN_GGC_MARKING event.
15671 * ggc-zone.c: Include plugin.h.
15672 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15673 * ggc-page.c: Include plugin.h.
15674 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15675 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15676 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15677 (register_callback): check lack of callbacks for
15678 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15679 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15680 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15681 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15682 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15683 dependency on plugin.h.
15684 (plugin.o): Added dependency on ggc.h...
15686 2009-05-26 Richard Guenther <rguenther@suse.de>
15688 PR middle-end/40248
15690 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15691 with mismatched comparison modes.
15693 * expr.c (expand_expr_real_1): Expand the operand of a
15694 VIEW_CONVERT_EXPR in its natural mode.
15696 2009-05-26 Ian Lance Taylor <iant@google.com>
15698 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15699 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15700 (ALL_COMPILERFLAGS): Define.
15701 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15702 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15703 (collect2$(exeext), collect2.o): Likewise.
15704 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15705 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15706 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15707 (libbackend.o, intl.o, cppdefault.o): Likewise.
15708 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15709 (build/%.o): Use $(COMPILER_FOR_BUILD).
15710 (build/gen%$(build_exeext)): Likewise.
15711 (build/gcov-iov$(build_exeext)): LIkewise.
15712 * config/t-darwin (darwin.o): Use $(COMPILER).
15713 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15714 * config/t-sol2 (sol2-c.o): Likewise.
15715 (sol2.o): Likewise.
15716 * config/t-vxworks (vxworks.o): Likewise.
15717 * config/x-darwin (host-darwin.o): Likewise.
15718 * config/x-hpux (host-hpux.o): Likewise.
15719 * config/x-linux (host-linux.o): Likewise.
15720 * config/x-solaris (host-solaris.o): Likewise.
15721 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15722 * config/arm/t-arm (arm-c.o): Likewise.
15723 * config/arm/t-pe (pe.o): Likewise.
15724 * config/arm/t-wince-pe (pe.o): Likewise.
15725 * config/i386/t-cygming (winnt.o): Likewise.
15726 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15727 * config/i386/t-cygwin (cygwin1.o): Likewise.
15728 (cygwin2.o): Likewise.
15729 * config/i386/t-i386 (i386-c.o): Likewise.
15730 * config/i386/t-interix (winnt.o): Likewise.
15731 * config/i386/t-netware (netware.o): Likewise.
15732 * config/i386/t-nwld (nwld.o): Likewise.
15733 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15734 * config/i386/x-i386 (driver-i386.o): Likewise.
15735 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15736 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15737 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15738 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15739 * config/mips/x-native (driver-native.o): Likewise.
15740 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15741 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15742 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15743 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15744 * config/score/t-score-elf (score7.o): Likewise.
15745 (score3.o): Likewise.
15746 * config/sh/t-sh (sh-c.o): Likewise.
15747 * config/sh/t-symbian (sh-c.o): Likewise.
15748 (symbian.o): Likewise.
15749 * config/spu/t-spu-elf (spu-c.o): Likewise.
15750 * config/v850/t-v850 (v850-c.o): Likewise.
15751 * config/v850/t-v850e (v850-c.o): Likewise.
15753 2009-05-26 Richard Guenther <rguenther@suse.de>
15755 PR tree-optimization/40122
15756 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15757 VECTOR_CSTs if possible.
15758 (fold_gimple_assign): Likewise.
15760 2009-05-26 Richard Guenther <rguenther@suse.de>
15762 PR middle-end/40252
15763 * fold-const.c (fold_binary): Use the correct types for building
15766 2009-05-26 Richard Guenther <rguenther@suse.de>
15768 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15769 redundant calls to merge_alias_info.
15770 (bump_vector_ptr): Likewise.
15771 * tree-ssa-copy.c (merge_alias_info): Remove.
15772 (replace_exp_1): Remove call to merge_alias_info.
15773 (propagate_tree_value): Likewise.
15774 (fini_copy_prop): Propagate points-to info.
15775 * tree-flow.h (merge_alias_info): Remove.
15777 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15779 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15781 2009-05-25 Jan Hubicka <jh@suse.cz>
15783 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15784 * cgraph.h (struct inline_summary): New filed self_wize,
15785 size_inlining_benefit, self_time and time_inlining_benefit.
15786 (struct cgraph_global_info): Replace insns by time ans size fields.
15787 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15788 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15789 (ipcp_update_callgraph): Do not touch function bodies.
15790 * ipa-inline.c: Include except.h
15791 (MAX_TIME): New constant.
15792 (overall_insns): Remove.
15793 (leaf_node_p): New.
15794 (overall_size, max_benefit): New static variables.
15795 (cgraph_estimate_time_after_inlining): New function.
15796 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15797 (cgraph_clone_inlined_nodes): Update size.
15798 (cgraph_mark_inline_edge): Update size.
15799 (cgraph_estimate_growth): Use size info.
15800 (cgraph_check_inline_limits): Check size.
15801 (cgraph_default_inline_p): Likewise.
15802 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15803 (cgraph_decide_recursive_inlining): Check size.
15804 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15806 (cgraph_decide_inlining): Likewise.
15807 (cgraph_decide_inlining_incrementally): Likewise; honor
15808 PARAM_EARLY_INLINING_INSNS.
15809 (likely_eliminated_by_inlining_p): New predicate.
15810 (estimate_function_body_sizes): New function.
15811 (compute_inline_parameters): Use it.
15812 * except.c (must_not_throw_labels): New function.
15813 * except.h (must_not_throw_labels): Declare.
15814 * tree-inline.c (init_inline_once): Kill inlining_weigths
15815 * tree-ssa-structalias.c: Avoid uninitialized warning.
15816 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15817 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15818 (PARAM_INLINE_CALL_COST): Remove.
15819 (PARAM_EARLY_INLINING_INSNS): New.
15821 2009-05-25 Richard Guenther <rguenther@suse.de>
15823 PR tree-optimization/36327
15824 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15825 callback for reference translation or lookup at the point of may-defs.
15826 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15827 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15828 for union COMPONENT_REFs.
15829 (vn_reference_lookup_3): New callback. Lookup from memset
15830 and CONSTRUCTOR assignment, translate through struct copies.
15831 (vn_reference_lookup_pieces): Make sure to not free the
15832 passed operands array. Adjust walk_non_aliased_vuses call.
15833 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15834 make sure we do not leak memory.
15836 2009-05-25 Richard Guenther <rguenther@suse.de>
15838 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15839 * tree-inline.c (expand_call_inline): Reset the escaped and
15840 callused solutions.
15841 * tree-ssa-structalias.c (pass_build_ealias): New.
15842 * tree-pass.h (pass_build_ealias): Declare.
15843 * passes.c (init_optimization_passes): Add PTA during
15844 early optimizations.
15845 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15846 and CALLUSED solutions.
15847 (dump_points_to_solution): New function, split out from ...
15848 (dump_points_to_info_for): ... here.
15849 * tree-parloops.c (parallelize_loops): Reset the escaped and
15850 callused solutions.
15852 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15855 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15856 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15858 2009-05-25 Ira Rosen <irar@il.ibm.com>
15860 PR tree-optimization/40238
15861 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15862 statements after basic block's labels.
15863 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15864 to free the allocated memory.
15866 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15868 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15869 return address with a USE.
15871 2009-05-24 Richard Guenther <rguenther@suse.de>
15873 PR middle-end/40233
15874 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15875 array type from the main variant of the inner type.
15877 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15879 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15880 definition to bool (from int) to un-break build.
15881 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15883 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15885 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15886 discard_stmt_changes): Delete.
15887 * tree-ssa-operands.c (scb_stack): Delete.
15888 (init_ssa_operands): Do not initialize it.
15889 (fini_ssa_operands): Do not free it.
15890 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15892 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15893 update_stmt, remove the others. Fix comments.
15894 * tree-dfa.c (optimize_stack_restore): Likewise.
15895 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15896 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15897 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15898 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15900 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15901 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15902 (dom_opt_finalize_block): Likewise, adjusting access to
15904 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15905 (stmts_to_rescan): Change item type to gimple.
15906 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15908 2009-05-24 Ira Rosen <irar@il.ibm.com>
15910 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15911 * tree-pass.h (pass_slp_vectorize): New pass.
15912 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15913 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15914 * tree-vectorizer.c (timevar.h): Include.
15915 (user_vect_verbosity_level): Declare.
15916 (vect_location): Fix comment.
15917 (vect_set_verbosity_level): Update user_vect_verbosity_level
15918 instead of vect_verbosity_level.
15919 (vect_set_dump_settings): Add an argument. Ignore user defined
15920 verbosity if dump flags require higher level of verbosity. Print to
15921 stderr only for loop vectorization.
15922 (vectorize_loops): Update call to vect_set_dump_settings.
15923 (execute_vect_slp): New function.
15924 (gate_vect_slp): Likewise.
15925 (struct gimple_opt_pass pass_slp_vectorize): New.
15926 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15927 access its members.
15928 (vec_info_for_bb): New function.
15929 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15930 (VECTORIZATION_ENABLED): New macro.
15931 (SLP_ENABLED, SLP_DISABLED): Likewise.
15932 (vect_is_simple_use): Add bb_vec_info argument.
15933 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15934 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15935 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15936 vect_schedule_slp, vect_analyze_slp): Likewise.
15937 (vect_analyze_stmt): Add slp_tree argument.
15938 (find_bb_location): Declare.
15939 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15940 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15941 (vect_analyze_loop_operations, vect_analyze_loop,
15942 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15943 vect_finalize_reduction, vectorizable_reduction,
15944 vectorizable_live_operation, vect_transform_loop): Likewise.
15945 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15946 skip evolution analysis if analyzing a basic block.
15947 (dr_analyze_indices): Likewise.
15948 (initialize_data_dependence_relation): Skip the test whether the
15949 object is invariant for basic blocks.
15950 (compute_all_dependences): Skip dependence analysis for data
15951 references in basic blocks.
15952 (find_data_references_in_stmt): Don't fail in case of invariant
15953 access in basic block.
15954 (find_data_references_in_bb): New function.
15955 (find_data_references_in_loop): Move code to
15956 find_data_references_in_bb and add a call to it.
15957 (compute_data_dependences_for_bb): New function.
15958 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15959 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15961 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15962 unknown dependence in basic block and fail in case of dependence in
15964 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15965 dependence instances from either loop or basic block vectorization
15967 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15968 before calling nested_in_vect_loop_p.
15969 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15970 dependence instances from either loop or basic block vectorization
15972 (vect_verify_datarefs_alignment): Likewise.
15973 (vect_enhance_data_refs_alignment): Adjust function calls.
15974 (vect_analyze_data_refs_alignment): Likewise.
15975 (vect_analyze_group_access): Fix printing. Skip different checks if
15976 DR_STEP is 0. Keep strided stores either in loop or basic block
15977 vectorization data structure. Fix indentation.
15978 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15980 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15981 dependence instances from either loop or basic block vectorization
15983 (vect_analyze_data_refs): Update comment. Call
15984 compute_data_dependences_for_bb to analyze basic blocks.
15985 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15986 case of loop vectorization. In case of basic block vectorization use
15987 data-ref itself as a base.
15988 (vect_create_data_ref_ptr): In case of basic block vectorization:
15989 don't advance the pointer, add new statements before the current
15990 statement. Adjust function calls.
15991 (vect_supportable_dr_alignment): Support only aligned accesses in
15992 basic block vectorization.
15993 * common.opt (ftree-slp-vectorize): New flag.
15994 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15995 (vect_pattern_recog_1): Likewise.
15996 * tree-vect-stmts.c (process_use): Likewise.
15997 (vect_init_vector): Add new statements in the beginning of the basic
15998 block in case of basic block SLP.
15999 (vect_get_vec_def_for_operand): Adjust function calls.
16000 (vect_finish_stmt_generation): Likewise.
16001 (vectorizable_call): Add assert that it is loop vectorization, adjust
16003 (vectorizable_conversion, vectorizable_assignment): Likewise.
16004 (vectorizable_operation): In case of basic block SLP, take
16005 vectorization factor from statement's type and skip the relevance
16006 check. Adjust function calls.
16007 (vectorizable_type_demotion): Add assert that it is loop
16008 vectorization, adjust function calls.
16009 (vectorizable_type_promotion): Likewise.
16010 (vectorizable_store): Check for outer loop only in case of loop
16011 vectorization. Adjust function calls. For basic blocks, skip the
16012 relevance check and don't advance pointers.
16013 (vectorizable_load): Likewise.
16014 (vectorizable_condition): Add assert that it is loop vectorization,
16015 adjust function calls.
16016 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16017 that it is not reduction, get vector type, call only supported
16018 functions, skip loop specific parts.
16019 (vect_transform_stmt): Check for outer loop only in case of loop
16021 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16022 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16023 for external definition.
16024 * passes.c (pass_slp_vectorize): New pass.
16025 * tree-vect-slp.c (find_bb_location): New function.
16026 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16027 check for patterns only in loops.
16028 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16029 case of multiple types in basic block SLP.
16030 (vect_mark_slp_stmts_relevant): New function.
16031 (vect_supported_load_permutation_p): Fix comment.
16032 (vect_analyze_slp_instance): Add argument. In case of basic block
16033 SLP, take vectorization factor from statement's type, check that
16034 unrolling factor is 1. Adjust function call. Save SLP instance in
16035 either loop or basic block vectorization structure. Return FALSE,
16037 (vect_analyze_slp): Add argument. Get strided stores groups from
16038 either loop or basic block vectorization structure. Return FALSE
16039 if basic block SLP failed.
16040 (new_bb_vec_info): New function.
16041 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16042 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16043 (vect_schedule_slp): Add argument. Get SLP instances from either
16044 loop or basic block vectorization structure. Set vectorization factor
16045 to be 1 for basic block SLP.
16046 (vect_slp_transform_bb): New function.
16047 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16049 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16051 * final.c (shorten_branches): Do not align labels for jump tables.
16052 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16054 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16056 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16057 Remove outdated reference to flow.c and fix nits.
16058 * doc/gccint.texi: Tweak RTL description.
16059 * doc/rtl.texi: Likewise.
16061 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16063 * config/avr/avr.c: Change my email address.
16064 * config/avr/avr.h: Likewise.
16065 * config/avr/avr.md: Likewise.
16066 * config/avr/avr-protos.h: Likewise.
16067 * config/avr/libgcc.S: Likewise.
16069 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16071 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16072 (spu_split_load, spu_split_store): Change return type to int.
16073 (spu_split_convert): Declare.
16074 * config/spu/predicates.md (spu_mem_operand): Remove.
16075 (spu_mov_operand): Update.
16076 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16077 * config/spu/spu.c (regno_aligned_for_load): Remove.
16078 (reg_aligned_for_addr, spu_expand_load): Define.
16079 (spu_expand_extv): Reimplement and handle MEM.
16080 (spu_expand_insv): Handle MEM.
16081 (spu_sched_reorder): Handle insn's with length 0.
16082 (spu_legitimate_address_p): Reimplement.
16083 (store_with_one_insn_p): Return TRUE for any mode with size
16084 larger than 16 bytes.
16085 (address_needs_split): Define.
16086 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16088 (spu_convert_move): Define.
16089 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16090 (spu_split_store): Change all MEM's to TImode.
16091 (spu_init_expanders): Preallocate registers that correspond to
16092 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16094 (spu_split_convert): Define.
16095 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16096 (_move<mode>, _movdi, _movti): Update predicate and condition.
16097 (load, store): Change to define_split.
16098 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16100 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16101 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16102 define_insn_and_split of lshr<mode>3.
16103 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16104 (<v>ashr<mode>3_imm): Define.
16105 (extv, extzv, insv): Allow MEM operands.
16106 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16107 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16108 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16109 (_spu_convert2): Change to define_insn_and_split and remove the
16110 corresponding define_peephole2.
16111 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16112 Change predicates to memory_operand.
16114 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16116 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16118 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16120 PR tree-optimization/40219
16121 * tree.c (iterative_hash_expr): Make sure the builtin function is
16122 a normal builtin function and not a front end or back end builtin
16123 before indexing into the built_in_decls array.
16125 2009-05-22 Richard Guenther <rguenther@suse.de>
16127 PR middle-end/38964
16128 * alias.c (write_dependence_p): Do not use TBAA for answering
16129 anti-dependence or output-dependence.
16130 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16131 (emit_pointer_definition): Remove.
16132 (emit_alias_warning): Likewise.
16133 (find_what_var_points_to): Remove TBAA pruning code.
16134 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16136 (compute_points_to_sets): Remove code computing the set of
16137 dereferenced pointers.
16138 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16139 oracle for querying anti and output dependencies.
16140 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16141 if TBAA may be applied.
16142 (refs_anti_dependent_p): New function.
16143 (refs_output_dependent_p): Likewise.
16144 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16145 (refs_output_dependent_p): Likewise.
16146 * doc/tree-ssa.texi (Memory model): New section.
16147 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16148 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16149 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16150 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16151 * expr.c (expand_expr_real_1): Likewise.
16152 * gimple-low.c (lower_stmt): Likewise.
16153 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16154 (dump_gimple_cdt): Remove.
16155 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16156 (gimple_size): Likewise.
16157 (walk_gimple_op): Likewise.
16158 (is_gimple_stmt): Likewise.
16159 (walk_stmt_load_store_addr_ops): Likewise.
16160 (gimple_build_cdt): Remove.
16161 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16162 * gimple.h (gimple_cdt_new_type): Remove.
16163 (gimple_cdt_new_type_ptr): Likewise.
16164 (gimple_cdt_set_new_type): Likewise.
16165 (gimple_cdt_location): Likewise.
16166 (gimple_cdt_location_ptr): Likewise.
16167 (gimple_cdt_set_location): Likewise.
16168 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16169 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16170 GIMPLE_CHANGE_DYNAMIC_TYPE.
16171 (verify_types_in_gimple_stmt): Likewise.
16172 * tree-inline.c (estimate_num_insns): Likewise.
16173 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16174 (copy_decl_to_var): Likewise.
16175 (copy_result_decl_to_var): Likewise.
16176 * tree-pretty-print.c (dump_generic_node): Do not handle
16177 CHANGE_DYNAMIC_TYPE_EXPR.
16178 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16179 * tree-ssa-operands.c (get_expr_operands): Likewise.
16180 * tree-ssa-structalias.c (struct variable_info): Remove
16181 no_tbaa_pruning member.
16182 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16183 (unify_nodes): Do not copy it.
16184 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16185 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16186 (set_uids_in_ptset): Do not check it.
16187 (find_what_var_points_to): Likewise.
16188 (compute_tbaa_pruning): Remove.
16189 (compute_points_to_sets): Do not call it.
16190 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16191 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16192 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16193 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16194 (DECL_NO_TBAA_P): Likewise.
16195 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16196 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16197 (expand_omp_atomic_pipeline): Do not set it.
16198 * print-tree.c (print_node): Do not dump it.
16199 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16202 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16205 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16208 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16210 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16213 2009-05-22 Ben Elliston <bje@au.ibm.com>
16215 * Makefile.in (bversion.h, s-bversion): New targets.
16216 (TOPLEV_H): Add bversion.h.
16217 * toplev.h: Include "bversion.h".
16218 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16219 the __format__ attribute only if compiling with the same version
16220 of GCC as the sources (the "build version").
16222 2009-05-22 Ben Elliston <bje@au.ibm.com>
16224 * c-format.c (handle_format_attribute): Fix comment typo.
16226 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16229 * config/ia64/ia64.opt (mfused-madd): New.
16230 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16231 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16232 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16233 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16234 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16235 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16236 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16237 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16238 instruction if !TARGET_FUSED_MADD.
16239 (fpma, fpms): Remove colon from name.
16241 2009-05-22 Richard Guenther <rguenther@suse.de>
16243 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16244 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16245 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16247 (create_expression_by_pieces): Only convert if necessary.
16248 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16249 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16251 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16253 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16254 regular pattern from a template and rename it ...
16255 (*extzv_truncsi_exts): ... to this.
16257 2009-05-21 Richard Guenther <rguenther@suse.de>
16259 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16260 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16261 (cgraph_default_inline_p): Likewise.
16262 (cgraph_decide_inlining_incrementally): Likewise.
16264 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16265 Uros Bizjak <ubizjak@gmail.com>
16267 * config/i386/cpuid.h (bit_MOVBE): New.
16269 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16271 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16272 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16273 (ix86_handle_option): Handle OPT_mmovbe.
16274 (ix86_target_string): Add -mmovbe.
16275 (pta_flags): Add PTA_MOVBE.
16276 (processor_alias_table): Add PTA_MOVBE to "atom".
16277 (override_options): Handle PTA_MOVBE.
16279 * config/i386/i386.h (TARGET_MOVBE): New.
16281 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16282 (*bswapsi_movbe): New.
16283 (*bswapdi_movbe): Likewise.
16284 (bswapdi2): Renamed to ...
16285 (*bswapdi_1): This.
16286 (bswapdi2): New expander.
16288 * config/i386/i386.opt (mmovbe): New.
16290 * doc/invoke.texi: Document -mmovbe.
16292 2009-05-21 Taras Glek <tglek@mozilla.com>
16294 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16295 * gcc-plugin.h (plugin_init): Updated signature.
16296 * gcc-plugin.h (plugin_name_args): Moved to this header.
16297 * doc/plugins.texi (plugin_init): Updated documention to reflect
16299 * doc/plugins.texi (plugin_name_args): Added to documention.
16301 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16303 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16304 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16306 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16308 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16309 JUMP_TABLE_DATA_P predicates where applicable.
16310 * config/i386/predicates.md: Ditto.
16311 * config/i386/sse.md: Ditto.
16313 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16315 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16316 operand2 -128 override length_immediate attribute to 1.
16317 * config/i386/predicates.md (constm128_operand): New predicate.
16319 * config/i386/i386.c (memory_address_length): Handle %r12
16320 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16322 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16323 mode look through optional ZERO_EXTEND and SUBREG.
16324 * config/i386/i386.md (R12_REG): New define_constant.
16325 (prefix_data16): For sse unit set also for MODE_TI insns.
16326 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16327 insns set if operand 1 is ext_QIreg_operand.
16328 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16329 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16331 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16332 mode from MODE_DI to MODE_SI.
16333 (movdi_1_rex64): Override modrm and length_immediate attributes
16334 only for movabs (TYPE_IMOV, alternative 2).
16335 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16336 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16337 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16338 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16339 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16340 prefix_rex attribute if DImode.
16341 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16342 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16343 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16344 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16345 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16346 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16347 Likewise. For TYPE_IMOV clear length_immediate attribute.
16348 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16349 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16350 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16351 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16352 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16353 or one operand TYPE_ISHIFT.
16354 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16355 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16356 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16357 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16358 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16359 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16360 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16361 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16362 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16363 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16364 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16365 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16366 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16367 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16368 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16369 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16370 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16371 set mode attribute, don't override length attribute.
16372 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16374 (return_internal_long): Set length attribute to 2 instead of 1.
16375 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16376 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16377 prefix_rex attribute.
16378 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16380 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16382 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16384 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16386 2009-05-20 Ian Lance Taylor <iant@google.com>
16388 * tree.c (build_tree_list_vec_stat): New function.
16389 (ctor_to_vec): New function.
16390 (build_nt_call_vec): New function.
16391 (build_call_array): Change args to be a const pointer.
16392 (build_call_vec): New function.
16393 * tree.h (build_nt_call_vec): Declare.
16394 (build_tree_list_vec_stat): Declare.
16395 (build_tree_list_vec): Define.
16396 (build_call_array): Update declaration.
16397 (build_call_vec): Declare.
16398 (ctor_to_vec): Declare.
16399 * c-common.c (tree_vector_cache): New static variable.
16400 (make_tree_vector): New function.
16401 (release_tree_vector): New function.
16402 (make_tree_vector_single): New function.
16403 (make_tree_vector_copy): New function.
16404 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16405 (make_tree_vector_single, make_tree_vector_copy): Declare.
16406 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16407 (c_parser_expr_list): Don't manage cache here, instead call
16409 (c_parser_release_expr_list): Remove static function.
16410 (c_parser_vec_to_tree_list): Remove static function.
16411 (c_parser_attributes): Call build_tree_list_vec instead of
16412 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16413 c_parser_release_expr_list.
16414 (c_parser_postfix_expression_after_primary): Likewise.
16415 (c_parser_objc_keywordexpr): Likewise.
16417 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16419 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16420 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16421 TARGET_CONVERT_TO_TYPE.
16422 * hooks.c (hook_tree_const_tree_null): Define.
16423 * hooks.h (hook_tree_const_tree_null): Declare.
16424 * target.h (struct gcc_target): Add invalid_parameter_type,
16425 invalid_return_type, promoted_type, and convert_to_type fields.
16426 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16427 (TARGET_INVALID_RETURN_TYPE): Define.
16428 (TARGET_PROMOTED_TYPE): Define.
16429 (TARGET_CONVERT_TO_TYPE): Define.
16430 (TARGET_INITIALIZER): Update for new fields.
16431 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16432 (grokparms): Check targetm.invalid_parameter_type.
16433 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16434 * c-convert.c (convert): Check targetm.convert_to_type.
16436 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16438 * config/mips/mips.md (*extenddi_truncate<mode>,
16439 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16441 (*extendhi_truncateqi): New define_insn_and_sptit.
16443 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16445 PR middle-end/40204
16446 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16447 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16449 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16451 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16452 the operand of VIEW_CONVERT_EXPR.
16454 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16456 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16457 extended family and model for Intel processors. Support Intel Atom.
16459 2009-05-20 Olivier Hainque <hainque@adacore.com>
16461 * gstab.h (stab_code_type): Define, to be used instead of the
16462 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16464 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16465 occurrences by stab_code_type.
16466 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16468 2009-05-20 Martin Jambor <mjambor@suse.cz>
16470 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16471 (sra_insert_before): Likewise.
16472 (sra_insert_after): Likewise.
16473 (sra_init_cache): Likewise.
16474 (sra_type_can_be_decomposed_p): Likewise.
16475 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16476 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16477 (sra_insert_before): Likewise.
16478 (sra_insert_after): Likewise.
16479 (sra_init_cache): Likewise.
16480 (insert_edge_copies_seq): Made static and moved upwards.
16482 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16485 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16487 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16488 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16491 2009-05-20 Richard Guenther <rguenther@suse.de>
16493 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16494 with mismatched comparison modes.
16496 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16498 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16499 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16500 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16501 with shifts for Thumb2.
16502 (orsi_notsi): New for orn.
16503 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16504 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16505 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16506 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16507 Don't invert remainder for IOR.
16509 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16511 PR tree-optimization/40087
16512 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16513 number_of_iterations_ne): Rename never_infinite argument.
16514 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16515 number_of_iterations_le): Handle pointer-type ivs when
16516 exit_must_be_taken is false.
16517 (number_of_iterations_cond): Do not always assume that
16518 exit_must_be_taken if the control variable is a pointer.
16520 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16522 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16523 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16525 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16527 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16528 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16530 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16533 * c.opt (Wlogical-op): Disabled by default.
16534 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16536 * doc/invoke.texi (Wlogical-op): Likewise.
16538 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16540 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16542 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16543 Propagate the type of the first operand.
16544 <ASSERT_EXPR>: Simplify.
16545 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16546 Rewrite using the RHS code as discriminant.
16547 <NOP_EXPR>: Turn into CASE_CONVERT.
16548 <PLUS_EXPR>: Propagate the type of the first operand.
16550 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16552 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16553 (ia64_dconst_0_375): New.
16554 * config/ia64/ia64.c (ia64_override_options): Remove
16555 -minline-sqrt-min-latency warning.
16556 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16557 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16558 * config/ia64/ia64.md (*sqrt_approx): Remove.
16559 (sqrtsf2): Remove #if 0.
16560 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16561 (sqrtdf): Remove assert.
16562 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16563 (sqrtxf2): Remove #if 0.
16564 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16565 * div.md (sqrt_approx_rf): New.
16566 (sqrtsf2_internal_thr): New implementation.
16567 (sqrtsf2_internal_lat): New.
16568 (sqrtdf2_internal_thr: New implementation.
16569 (sqrtxf2_internal): New implementation.
16571 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16572 Hans-Peter Nilsson <hp@axis.com>
16574 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16575 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16576 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16577 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16578 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16579 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16580 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16581 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16582 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16583 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16584 * c-common.c: ...from here.
16586 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16588 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16590 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16592 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16594 2009-05-19 Ben Elliston <bje@au.ibm.com>
16596 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16597 assignments with memcpy calls.
16598 (add_fdes): Likewise.
16599 (binary_search_unencoded_fdes): Likewise.
16600 (linear_search_fdes): Eliminate type puns.
16602 2009-05-19 Richard Guenther <rguenther@suse.de>
16604 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16605 not falsely claim to have propagated into all uses.
16607 2009-05-19 Ben Elliston <bje@au.ibm.com>
16609 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16612 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16614 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16615 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16616 (TARGET_LEGITIMATE_ADDRESS_P): New.
16617 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16618 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16620 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16623 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16624 child of the containing namespace's DIE.
16626 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16628 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16629 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16630 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16633 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16636 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16637 gen_align with gen_pad.
16638 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16639 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16641 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16642 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16644 * config/i386/i386.md (align): Renamed to ...
16645 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16646 ASM_OUTPUT_MAX_SKIP_PAD.
16648 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16650 * config.gcc: Fix variable syntax.
16653 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16654 before calling exact_log2.
16655 (output_iorsi3): Likewise.
16656 (output_xorsi3): Likewise.
16658 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16660 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16661 for the none zero constant operand except for EQ and NE
16662 comprisons even when the first operand is R0.
16664 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16666 * config/s390/2064.md: Remove trailing whitespaces.
16667 * config/s390/2084.md: Likewise.
16668 * config/s390/constraints.md: Likewise.
16669 * config/s390/fixdfdi.h: Likewise.
16670 * config/s390/libgcc-glibc.ver: Likewise.
16671 * config/s390/s390-modes.def: Likewise.
16672 * config/s390/s390-protos.h: Likewise.
16673 * config/s390/s390.c: Likewise.
16674 * config/s390/s390.h: Likewise.
16675 * config/s390/s390.md: Likewise.
16676 * config/s390/tpf-unwind.h: Likewise.
16678 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16680 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16682 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16685 * configure.ac (m68k-*-*): Check if binutils support TLS.
16686 * configure: Regenerate.
16687 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16688 * config/m68k/constraints.md (Cu): New constraint.
16689 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16690 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16691 (movsi): Handle TLS symbols.
16692 (addsi3_5200): Handle XTLS symbols, indent.
16693 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16694 (m68k_tls_reference_p): Declare.
16695 (m68k_legitimize_address): Declare.
16696 (m68k_unwrap_symbol): Declare.
16697 * config/m68k/m68k.opt (mxtls): New option.
16698 * config/m68k/m68k.c (ggc.h): Include.
16699 (m68k_output_dwarf_dtprel): Implement hook.
16700 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16701 (m68k_expand_prologue): Load GOT pointer when function needs it.
16702 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16703 (m68k_legitimate_constant_address_p): Same.
16704 (m68k_decompose_address): Handle TLS references.
16705 (m68k_get_gp): New static function.
16706 (enum m68k_reloc): New contants.
16707 (TLS_RELOC_P): New macro.
16708 (m68k_wrap_symbol): New static function.
16709 (m68k_unwrap_symbol): New function.
16710 (m68k_final_prescan_insn_1): New static function.
16711 (m68k_final_prescan_insn): New function.
16712 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16714 (legitimize_pic_address): Handle TLS references..
16715 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16716 (m68k_libcall_value_in_a0_p)
16717 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16718 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16719 (m68k_legitimize_tls_address): Handle TLS references.
16720 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16722 (m68k_legitimize_address): Handle TLS symbols.
16723 (m68k_get_reloc_decoration): New static function.
16724 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16726 (m68k_output_dwarf_dtprel): Implement hook.
16727 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16728 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16729 m68k_call_* routines.
16730 (sched_attr_op_type): Handle TLS symbols.
16731 (gt-m68k.h): Include.
16732 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16733 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16735 2009-05-18 Martin Jambor <mjambor@suse.cz>
16737 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16738 (visit_store_addr_for_mod_analysis): New function.
16739 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16740 (determine_cst_member_ptr): Use gimple_assign_single_p.
16741 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16742 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16743 operands. Don't check number of operands of a NOP_EXPR.
16745 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16747 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16749 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16752 * c-common.c (warn_logical_operator): Don't warn if one of
16753 expression isn't always true or false.
16755 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16757 * config/i386/biarch32.h: New file.
16758 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16760 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16762 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16763 *zero_extend<mode>_truncqi): Merge these into ...
16764 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16765 Name the pattern following this as *zero_extendhi_truncqi.
16767 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16769 PR middle-end/39301
16770 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16771 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16772 (output_info): Make field HOST_WIDEST_INT.
16773 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16774 (dump_bitmat_statistics): Same.
16776 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16778 * config.gcc (use_gcc_stdint): Set to wrap.
16779 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16780 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16781 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16782 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16783 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16784 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16785 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16786 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16788 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16790 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16792 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16793 Move definitions earlier.
16794 (OPT_ARCH64, OPT_ARCH32): Define.
16795 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16798 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16801 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16804 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16806 * arm.md (movdi2): Copy non-reg values to DImode registers.
16808 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16811 * final.c (label_to_max_skip): New function.
16812 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16813 CODE_LABEL_NUMBER <= max_labelno.
16814 * output.h (label_to_max_skip): New prototype.
16815 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16816 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16817 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16818 Handle CODE_LABELs with >= 16 byte alignment or with
16819 max_skip == (1 << align) - 1.
16820 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16821 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16824 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16825 .p2align 3 if MAX_SKIP is smaller than 7.
16826 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16828 2009-05-15 Ian Lance Taylor <iant@google.com>
16830 * alias.c (struct alias_set_entry_d): Rename from struct
16831 alias_set_entry. Change all uses.
16832 * except.c (struct call_site_record_d): Rename from struct
16833 call_site_record. Change all uses.
16834 * except.h (struct eh_region_d): Rename from struct eh_region.
16836 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16838 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16839 ivtype_map_elt. Change all uses.
16840 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16842 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16843 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16845 (struct sese_d): Rename from struct sese. Change all uses.
16846 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16847 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16848 * optabs.h (struct optab_d): Rename from struct optab. Change all
16850 (struct convert_optab_d): Rename from struct convert_optab.
16852 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16853 ipa_opt_pass. Change all uses.
16854 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16857 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16858 defined as a typedef.
16859 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16862 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16865 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16867 (merge_ranges): Returns bool.
16868 * tree.h (make_range): .. to here.
16869 (build_range_check): Likewise.
16870 (merge_ranges): Likewise. Renamed from merge_ranges.
16871 * c-typeck.c (parser_build_binary_op): Update calls to
16872 warn_logical_operator.
16873 * c-common.c (warn_logical_operator): Add new warning.
16874 * c-common.h (warn_logical_operator): Update declaration.
16876 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16878 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16880 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16882 * doc/install.texi: Document MPC requirements, flags etc.
16884 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16885 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16886 Evaluate constant arguments.
16887 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16888 (fold_builtin_1): Likewise, also evaluate constant arguments.
16889 Remove superfluous break.
16890 (do_mpc_ckconv): New.
16891 * real.h: Include mpc.h.
16892 * toplev.c (print_version): Output MPC version info if available.
16894 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16896 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16898 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16900 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16903 2009-05-15 Jan Hubicka <jh@suse.cz>
16905 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16906 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16907 (try_inline): Fix return value.
16908 (cgraph_decide_inlining_incrementally): Honor new value.
16909 (cgraph_early_inlining): Handle indirect inlining.
16910 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16912 2009-05-15 Jan Hubicka <jh@suse.cz>
16914 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16915 * cgraphunit.c (cgraph_finalize_function): Set it.
16916 (cgraph_expand_function): Use it.
16918 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16920 * real.c (encode_ieee_half): Define.
16921 (decode_ieee_half): Define.
16922 (ieee_half_format): Define.
16923 (arm_half_format): Define.
16924 * real.h (ieee_half_format): Declare.
16925 (arm_half_format): Declare.
16927 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16929 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16930 swapped, and reversed optabs exist before trying to use them.
16932 2009-05-15 Paul Brook <paul@codesourcery.com>
16933 Sandra Loosemore <sandra@codesourcery.com>
16935 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16936 loads. Allow PRE_DEC.
16937 (output_move_neon): Handle PRE_DEC.
16938 (arm_print_operand): Add 'A' for neon structure loads.
16939 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16940 * config/arm/neon.md (neon_mov): Update comment.
16941 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16943 (Um): New constraint.
16945 2009-05-15 Jan Hubicka <jh@suse.cz>
16947 Revert the following patch until testsuite fallout is fixed:
16948 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16949 * cgraph.h (struct inline_summary): New filed self_wize,
16950 size_inlining_benefit, self_time and time_inlining_benefit.
16951 (struct cgraph_global_info): Replace insns by time ans size fields.
16952 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16953 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16954 (ipcp_update_callgraph): Do not touch function bodies.
16955 * ipa-inline.c: Include except.h
16956 (MAX_TIME): New constant.
16957 (overall_insns): Remove
16958 (overall_size, max_benefit): New static variables.
16959 (cgraph_estimate_time_after_inlining): New function.
16960 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16961 (cgraph_clone_inlined_nodes): Update size.
16962 (cgraph_mark_inline_edge): Update size.
16963 (cgraph_estimate_growth): Use size info.
16964 (cgraph_check_inline_limits): Check size.
16965 (cgraph_default_inline_p): Likewise.
16966 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16967 (cgraph_decide_recursive_inlining): Check size.
16968 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16970 (cgraph_decide_inlining): Likewise.
16971 (cgraph_decide_inlining_incrementally): Likewise; honor
16972 PARAM_EARLY_INLINING_INSNS.
16973 (likely_eliminated_by_inlining_p): New predicate.
16974 (estimate_function_body_sizes): New function.
16975 (compute_inline_parameters): Use it.
16976 * except.c (must_not_throw_labels): New function.
16977 * except.h (must_not_throw_labels): Declare.
16978 * tree-inline.c (init_inline_once): Kill inlining_weigths
16979 * tree-ssa-structalias.c: Avoid uninitialized warning.
16980 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16981 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16982 (PARAM_INLINE_CALL_COST): Remove.
16983 (PARAM_EARLY_INLINING_INSNS): New.
16985 2009-05-15 Richard Guenther <rguenther@suse.de>
16987 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16988 not TODO_update_ssa.
16990 2009-05-15 Richard Guenther <rguenther@suse.de>
16992 PR tree-optimization/39999
16993 * gimple.h (gimple_expr_type): Use the expression type looking
16994 through useless conversions.
16995 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16996 (vn_nary_op_insert_stmt): Likewise.
16997 (simplify_binary_expression): Likewise.
16999 2009-05-15 Richard Guenther <rguenther@suse.de>
17001 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17002 New options, enabled by default.
17003 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17005 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17006 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17007 * tree-ssa-structalias.c (gate_tree_pta): New function.
17008 (pass_build_alias): Use it.
17010 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17013 recurse on an invariant address if a conversion from a pointer
17014 type to a wider integer type is involved.
17016 2009-05-15 Jan Hubicka <jh@suse.cz>
17018 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17019 * cgraph.h (struct inline_summary): New filed self_wize,
17020 size_inlining_benefit, self_time and time_inlining_benefit.
17021 (struct cgraph_global_info): Replace insns by time ans size fields.
17022 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17023 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17024 (ipcp_update_callgraph): Do not touch function bodies.
17025 * ipa-inline.c: Include except.h
17026 (MAX_TIME): New constant.
17027 (overall_insns): Remove
17028 (overall_size, max_benefit): New static variables.
17029 (cgraph_estimate_time_after_inlining): New function.
17030 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17031 (cgraph_clone_inlined_nodes): Update size.
17032 (cgraph_mark_inline_edge): Update size.
17033 (cgraph_estimate_growth): Use size info.
17034 (cgraph_check_inline_limits): Check size.
17035 (cgraph_default_inline_p): Likewise.
17036 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17037 (cgraph_decide_recursive_inlining): Check size.
17038 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17040 (cgraph_decide_inlining): Likewise.
17041 (cgraph_decide_inlining_incrementally): Likewise; honor
17042 PARAM_EARLY_INLINING_INSNS.
17043 (likely_eliminated_by_inlining_p): New predicate.
17044 (estimate_function_body_sizes): New function.
17045 (compute_inline_parameters): Use it.
17046 * except.c (must_not_throw_labels): New function.
17047 * except.h (must_not_throw_labels): Declare.
17048 * tree-inline.c (init_inline_once): Kill inlining_weigths
17049 * tree-ssa-structalias.c: Avoid uninitialized warning.
17050 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17051 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17052 (PARAM_INLINE_CALL_COST): Remove.
17053 (PARAM_EARLY_INLINING_INSNS): New.
17054 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17055 (inline-call-cost): Remove.
17056 (early-inlining-insns): New.
17058 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17060 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17062 (print_int_cst_bounds_in_octal_p): Likewise.
17063 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17065 * dwarf2out.c (base_type_die): Likewise.
17066 (is_subrange_type): Delete.
17067 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17068 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17069 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17070 if the destination type is boolean.
17071 (build_range_check): Do not special-case subtypes.
17072 (fold_sign_changed_comparison): Likewise.
17073 (fold_unary): Likewise.
17074 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17075 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17076 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17077 * tree.c (subrange_type_for_debug_p): New predicate based on the
17078 former is_subrange_type.
17079 * tree.h (subrange_type_for_debug_p): Declare.
17080 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17081 (convert_affine_scev): Remove call to above function.
17082 (chrec_convert_aggressive): Likewise.
17083 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17084 false for conversions involving subtypes.
17085 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17086 (vrp_val_min): Likewise.
17087 (needs_overflow_infinity): Likewise.
17088 (extract_range_from_unary_expr): Likewise.
17090 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17092 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17093 * config/frv/frv.c: Likewise.
17094 * config/s390/s390.c: Likewise.
17095 * config/sparc/sparc.h: Likewise.
17096 * config/i386/i386.h: Likewise.
17097 * config/i386/i386.c: Likewise.
17098 * config/crx/crx.c: Likewise.
17099 * config/m68hc11/m68hc11.h: Likewise.
17100 * config/iq2000/iq2000.c: Likewise.
17101 * config/mn10300/mn10300.h: Likewise.
17102 * config/mn10300/mn10300.c: Likewise.
17103 * config/m68k/m68k.c: Likewise.
17104 * config/rs6000/rs6000.c: Likewise.
17105 * config/rs6000/xcoff.h: Likewise.
17106 * config/rs6000/linux64.h: Likewise.
17107 * config/rs6000/sysv4.h: Likewise.
17108 * config/score/score3.c: Likewise.
17109 * config/score/score7.c: Likewise.
17110 * config/score/score.c: Likewise.
17111 * config/arm/arm.md: Likewise.
17112 * config/mips/mips.c: Likewise.
17113 * config/mips/mips.md: Likewise.
17114 * config/bfin/bfin.h: Likewise.
17115 * config/pa/pa.c: Likewise.
17116 * config/pa/constraints.md: Likewise.
17118 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17119 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17120 * config/pdp11/pdp11.h: Use memory_address_p instead.
17122 2009-05-14 Ian Lance Taylor <iant@google.com>
17124 * passes.c (finish_optimization_passes): Change i to int.
17125 * plugin.c (plugins_active_p): Change event to int.
17126 (dump_active_plugins): Likewise.
17127 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17129 * tree.c (tree_range_check_failed): Change c to unsigned int.
17130 (omp_clause_range_check_failed): Likewise.
17131 (build_common_builtin_nodes): Change mode to int. Add cast.
17132 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17133 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17135 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17136 ++ or -- with a variable of enum type.
17138 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17141 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17143 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17145 * store-motion.c: Do not include params.h
17146 * Makefile.in: Fix dependencies for various files.
17148 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17150 * auto-inc-dec.c: Fix pass description, remove apparent
17151 accidental duplication.
17153 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17155 PR middle-end/40147
17156 * ipa-utils.h (memory_identifier_string): Moved to ...
17157 * tree.h (memory_identifier_string): Here. Add GTY(()).
17159 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17161 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17162 in the former documentation of...
17163 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17164 * ira-conflicts.c (get_dup_num): Use address_operand.
17165 * targhooks.c (default_legitimate_address_p): New.
17166 * targhooks.h (default_legitimate_address_p): New.
17167 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17169 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17170 * target.h (struct target): Add legitimate_address_p.
17171 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17172 (TARGET_INITIALIZER): Include it.
17174 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17175 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17176 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17177 (TARGET_LEGITIMATE_ADDRESS_P): New.
17179 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17180 (REG_OK_STRICT_P): Delete.
17181 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17182 (frv_legitimate_address_p_1): ... this.
17183 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17184 (frv_legitimate_address_p_1): ... the renamed old
17185 frv_legitimate_address_p.
17186 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17187 (TARGET_LEGITIMATE_ADDRESS_P): New.
17189 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17190 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17191 * config/s390/s390.c (legitimate_address_p): Rename to...
17192 (s390_legitimate_address_p): ... this, make static.
17193 (legitimize_address): Adjust call.
17194 (TARGET_LEGITIMATE_ADDRESS_P): New.
17195 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17197 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17198 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17199 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17200 (TARGET_LEGITIMATE_ADDRESS_P): New.
17202 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17203 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17204 * config/spu/spu.c (spu_legitimate_address): Rename to...
17205 (spu_legitimate_address_p): ... this, make static.
17206 (TARGET_LEGITIMATE_ADDRESS_P): New.
17208 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17209 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17210 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17211 (sparc_legitimate_address_p): ... this, make static and return bool.
17212 (legitimize_address): Adjust call.
17213 (TARGET_LEGITIMATE_ADDRESS_P): New.
17215 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17216 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17217 * config/i386/i386.c (legitimate_address_p): Rename to...
17218 (ix86_legitimate_address_p): ... this, make static.
17219 (constant_address_p): Move after it, adjust call.
17220 (TARGET_LEGITIMATE_ADDRESS_P): New.
17222 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17223 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17224 * config/avr/avr.c (legitimate_address_p): Rename to...
17225 (avr_legitimate_address_p): ... this, make static.
17226 (legitimize_address): Adjust call.
17227 (TARGET_LEGITIMATE_ADDRESS_P): New.
17229 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17230 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17231 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17232 (TARGET_LEGITIMATE_ADDRESS_P): New.
17234 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17235 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17236 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17237 (TARGET_LEGITIMATE_ADDRESS_P): New.
17239 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17240 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17242 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17244 (TARGET_LEGITIMATE_ADDRESS_P): New.
17246 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17247 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17249 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17251 (m68hc11_legitimate_address_p): ... this, make static.
17252 (go_if_legitimate_address_internal): Rename to...
17253 (m68hc11_legitimate_address_p_1): ... this.
17254 (legitimize_address): Adjust call.
17255 (TARGET_LEGITIMATE_ADDRESS_P): New.
17257 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17258 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17259 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17260 (TARGET_LEGITIMATE_ADDRESS_P): New.
17262 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17263 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17264 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17265 (mn10300_legitimate_address_p): ... this, make static.
17266 (TARGET_LEGITIMATE_ADDRESS_P): New.
17268 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17269 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17270 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17271 (TARGET_LEGITIMATE_ADDRESS_P): New.
17273 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17274 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17275 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17276 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17277 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17278 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17279 (rs6000_legitimate_address_p): ... this, make static.
17280 (TARGET_LEGITIMATE_ADDRESS_P): New.
17281 (REG_MODE_OK_FOR_BASE_P): Delete.
17282 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17284 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17285 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17287 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17288 static, adjust types.
17289 (TARGET_LEGITIMATE_ADDRESS_P): New.
17291 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17292 * config/score/score.c (score_address_p): Rename to...
17293 (score_legitimate_address_p): ... this.
17294 (TARGET_LEGITIMATE_ADDRESS_P): New.
17295 * config/score/score3.c (score3_address_p): Rename to...
17296 (score3_legitimate_address_p): ... this.
17297 * config/score/score7.c (score7_address_p): Rename to...
17298 (score7_legitimate_address_p): ... this.
17300 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17301 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17302 GO_IF_LEGITIMATE_ADDRESS): Delete.
17303 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17304 thumb2_legitimate_address_p): Delete.
17305 (arm_legitimate_address_p): Rename to...
17306 (arm_legitimate_address_outer_p): ... this.
17307 * config/arm/constraints.md ("Uq"): Adjust call.
17308 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17309 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17311 (arm_legitimate_address_outer_p): ... this.
17312 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17314 (TARGET_LEGITIMATE_ADDRESS_P): New.
17316 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17317 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17318 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17319 (TARGET_LEGITIMATE_ADDRESS_P): New.
17321 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17322 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17323 * config/vax/vax.c (legitimate_address_p): Rename to...
17324 (vax_legitimate_address_p): ... this, make static.
17325 (TARGET_LEGITIMATE_ADDRESS_P): New.
17327 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17328 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17329 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17330 (TARGET_LEGITIMATE_ADDRESS_P): New.
17332 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17333 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17334 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17335 (mmix_legitimate_address_p): ... this, make static.
17336 (TARGET_LEGITIMATE_ADDRESS_P): New.
17338 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17339 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17340 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17341 (TARGET_LEGITIMATE_ADDRESS_P): New.
17343 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17345 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17346 of MODE_COMPLEX_INT.
17348 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17350 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17351 LCT_NORMAL in function call.
17352 * mips-tdump.c (print_file_desc): Add cast to enum type.
17353 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17354 (mark_stabs): Add casts to enum types.
17355 (parse_stabs_common): Add casts to enum types.
17357 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17359 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17360 Check for invalid values of LETTER.
17362 2009-05-13 Taras Glek <tglek@mozilla.com>
17364 * attribs.c (register_attribute): moved out attribute registration
17365 into register_attribute.
17366 * doc/plugins.texi: Documented register_attribute and
17368 * gcc-plugin.h: Added forward decl for register_attribute.
17369 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17370 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17371 PLUGIN_ATTRIBUTES boilerplate.
17373 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17375 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17376 values even in sentinel and empty entries.
17377 (ms_printf_flag_specs): Likewise.
17378 (ms_scanf_flag_specs): Likewise.
17379 (ms_strftime_flag_specs): Likewise.
17380 (ms_print_char_table): Likewise.
17381 (ms_scan_char_table): Likewise.
17382 (ms_time_char_table): Likewise.
17384 2009-05-13 Doug Kwan <dougkwan@google.com>
17386 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17388 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17390 * config/mips/mips.md (store): Add attributes for QI and HI.
17392 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17393 (truncdi<mode>2): ... this new pattern.
17395 2009-05-13 Brad Hards <bradh@kde.org>
17397 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17399 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17400 Ben Elliston <bje@au.ibm.com>
17402 PR middle-end/40035
17403 * dse.c (check_mem_read_rtx): Guard against width == -1.
17405 2009-05-13 Michael Matz <matz@suse.de>
17407 PR middle-end/39976
17408 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17409 (trivially_conflicts_p): New function.
17410 (insert_backedge_copies): Use it.
17412 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17414 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17415 (handle_stdc_pragma): Use new enum constant names.
17416 (handle_pragma_float_const_decimal64): Ditto.
17418 2009-05-13 Ian Lance Taylor <iant@google.com>
17420 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17423 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17425 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17426 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17428 * config/m68k/m68k.h (FL_UCLINUX): Define.
17430 2009-05-13 Jan Hubicka <jh@suse.cz>
17432 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17434 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17436 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17437 unless -fschedule-insns is specified.
17439 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17442 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17443 TARGET_EXPAND_CBRANCHDI4.
17444 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17445 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17446 (cmpeqdi): Fix comment.
17448 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17450 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17451 (sh_legitimate_address_p): Likewise.
17452 * config/sh/sh.c (sh_legitimate_index_p): New.
17453 (sh_legitimate_address_p): Likewise.
17454 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17455 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17456 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17457 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17458 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17459 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17460 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17461 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17462 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17464 2009-05-12 Jan Hubicka <jh@suse.cz>
17466 * tree-inline.c (estimate_operator_cost): Add operands;
17467 when division happens by constant, it is cheap.
17468 (estimate_num_insns): Loads and stores are not having cost of 0;
17469 EH magic stuff is cheap; when computing runtime cost of switch,
17470 use log2 base of amount of its cases; builtin_expect has cost of 0;
17471 compute cost for moving return value of call.
17472 (init_inline_once): Initialize time_based flags.
17473 * tree-inline.h (eni_weights_d): Add time_based flag.
17475 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17477 * df-core.c: Update head documentation.
17479 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17482 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17483 shadowing exisiting variable op1.
17485 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17488 * config/i386/driver-i386.c (processor_signatures): New enum.
17489 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17490 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17491 processor signature to detect geode processor.
17493 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17497 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17499 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17500 causes spurious differences between trunk and cond-optab branch.
17502 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17504 * dojump.c (compare_from_rtx): Delete.
17505 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17506 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17507 if the comparison does not satisfy the predicate; test predicates for
17508 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17509 further if one existing pattern fails.
17510 * expr.h (compare_from_rtx): Delete.
17511 (prepare_operand): Declare it.
17512 * optabs.c: Change "lib call" to "libcall" throughout.
17513 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17514 HAVE_conditional_trap, emit_cmp_insn): Delete.
17515 (can_compare_p): Delete cmp_optab case.
17516 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17517 Accept other parameters by value.
17518 (prepare_operand): Make non-static.
17519 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17520 other parameters by value. Try to widen operands here based on
17521 an optab_methods argument and looking at cbranch_optab.
17522 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17523 loop. Use cbranch_optab directly.
17524 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17525 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17527 (emit_conditional_move, emit_conditional_add): Inline what's needed
17528 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17529 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17530 with COMPARE. Move cmov_optab and cstore_optab above
17531 with cbranch_optab, move cmp_optab down with ucmp_optab,
17532 remove tst_otpab. Do not initialize trap_rtx.
17533 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17534 for trap code. Do not check HAVE_conditional_trap. Use
17535 prepare_cmp_insn. Accept no predicate for operand 3.
17536 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17537 (OTI_ctrap, ctrap_optab): New.
17538 (tst_optab): Delete.
17539 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17540 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17541 with lookup of ctrap_optab.
17542 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17544 (ctrap_optab): New.
17546 * combine.c (combine_simplify_rtx, simplify_set): Do not
17547 special case comparing against zero for cc0 machines.
17548 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17549 COMPARE on cc0 machines.
17550 (simplify_relational_operation): Return a new expression when
17551 a COMPARE could be removed.
17552 * final.c (final_scan_insn): Compare cc_status values
17553 against LHS of a (compare FOO (const_int 0)) cc0 source.
17554 Also check if cc_status.value is the full compare.
17556 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17557 (cstoreMM4): Document.
17558 (conditional_trap): Document ctrapMM4 instead.
17559 (sync_compare_and_swapMM): Refer to cbranchcc4.
17560 (Dependent Patterns): Eliminate obsolete information referring to
17561 the old jump optimization phase.
17562 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17563 of compares with 0 on cc0 machines.
17564 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17565 avoiding references to cc0. Remove text about storing operands
17567 * doc/tm.texi (Condition Codes): Include blurb on different
17568 condition code representations, separate into subsections for
17569 CC0, MODE_CC and conditional execution.
17571 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17572 alpha_emit_setcc): Accept operands and a machine mode.
17573 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17574 Get code/op0/op1 from operands, use machine mode argument
17575 instead of alpha_compare.fp_p. Emit the branch here.
17576 (alpha_emit_setcc): Likewise, and return boolean.
17577 (alpha_emit_conditional_move): Likewise. Assert that
17578 cmp_op_mode == cmp_mode, and simplify accordingly.
17579 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17580 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17581 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17583 (stack probe test): Use cbranchdi4.
17584 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17586 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17587 * config/arc/arc.h (movsicc, movsfcc): Use it.
17588 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17589 (cbranchsi4, cstoresi4): New.
17590 (cmpsi, bCC and sCC expanders): Remove.
17592 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17593 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17594 * config/arm/predicates.md (arm_comparison_operator): Only include
17595 floating-point operators if there is a hardware floating-point unit.
17596 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17597 deferring to cbranch_cc and cstore_cc respectively.
17598 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17599 cbranch_cc, cstore_cc): New.
17600 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17602 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17604 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17605 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17607 (adjust_insn_length): Adjust calls.
17608 (avr_reorg): Handle (compare (foo) (const_int 0)).
17609 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17610 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17611 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17612 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17614 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17615 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17617 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17618 (cbranchsi4, cstorebi4, cstoresi4): New.
17619 (movbisi): This insn is duplicate, split it to zero_extend.
17620 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17621 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17622 (bfin_optimize_loop): Use cbranch expander.
17623 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17624 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17625 (bfin_bimode_comparison_operator): ... this.
17626 (bfin_direct_comparison_operator): New.
17628 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17629 inside (compare FOO (const_int 0)).
17630 (cris_rtx_costs): Handle ZERO_EXTRACT.
17631 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17632 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17633 (*tstdi_v32): Delete.
17634 (*cmpdi_non_v32): Add M alternative for operand 1.
17635 (cmpsi, cmp<mode>): Make private.
17636 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17638 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17640 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17641 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17642 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17643 (cc_reg_operand): New.
17644 (any_cond): Delete.
17645 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17646 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17647 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17648 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17649 crx_expand_scond): Delete.
17651 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17653 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17654 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17656 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17657 cstoresi4, cstoresf4, cstoredf4): New.
17658 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17659 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17660 Receive the entire operands array.
17661 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17662 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17663 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17664 Get test/op0/op1 from the operands array.
17665 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17667 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17668 (h8300_expand_store): New.
17669 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17671 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17672 (h8300_expand_store): New.
17673 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17674 or do not try to produce (set (cc0) REG).
17675 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17676 change a compare into a move to a scratch register. Disable some
17677 peepholes when comparing with zero.
17678 (tstsi, tsthi, tstsi, cmpqi): Make private.
17680 (bCC, sCC): Delete.
17681 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17684 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17685 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17686 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17687 (ix86_emit_i387_log1p): Use cbranchxf2.
17688 (ix86_expand_setcc): Return void.
17689 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17690 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17691 cmp<MODEF>, cmpcc): Remove.
17692 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17693 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17694 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17695 (sCC and bCC expanders): Remove.
17696 (stack_protect_test): Use cbranchcc4.
17698 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17700 (ia64_expand_compare): Accept three rtx by reference and return void.
17701 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17702 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17703 from *expr. Update *expr with the BImode comparison to do.
17704 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17705 cmptf, bCC, sCC, conditional_trap): Delete.
17706 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17707 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17708 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17709 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17710 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17712 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17713 type of last argument.
17714 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17715 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17716 use machine mode argument instead of branch_type. Remove dead
17717 code for floating-point comparisons.
17718 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17719 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17721 (cbranchsi4, cstoresi4): New.
17722 * config/iq2000/predicates.md (reg_or_const_operand): New.
17724 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17725 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17726 (b<code>_op): Rewrite to...
17727 (bcc_op): ... this, using match_operator.
17728 (s<code>_op): Rewrite to...
17729 (scc_op): ... this, using match_operator.
17730 (s<code>_24_op): Rewrite to...
17731 (scc_op_24): ... this, using match_operator.
17732 (s<code>_<mode>): Rewrite to...
17733 (cstore<mode>4): ... this, using match_operator.
17734 (s<code>_<mode>_24): Rewrite to...
17735 (cstore<mode>4_24): ... this, using match_operator.
17736 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17737 m32c_unpend_compare, m32c_expand_scc): Delete.
17738 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17739 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17740 (m32c_expand_movcc): Change NE to EQ if necessary.
17741 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17743 * config/m32r/m32r-protos.h (gen_cond_store): New.
17744 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17745 (gen_cond_store): New, from sCC patterns.
17746 (m32r_expand_block_move): Use cbranchsi4.
17747 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17748 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17749 (cbranchsi4, cstoresi4): New.
17751 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17753 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17754 (m68hc11_notice_update_cc): Look into a compare with 0.
17755 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17757 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17758 cmphi, cmpqi, bCC): Delete.
17759 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17760 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17761 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17764 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17765 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17766 * config/m68k/constraints.md (H): New.
17767 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17768 the define_insn below.
17769 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17770 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17771 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17772 patterns): Wrap RHS with COMPARE.
17773 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17774 (*cmpdi_internal): Name this pattern.
17775 (cmpdi): Change to define_insn.
17776 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17777 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17778 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17780 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17781 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17782 (conditional_trap): Change to...
17783 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17784 (*conditional_trap): Use the ordered_comparison_operator and
17785 const1_operand predicates.
17786 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17787 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17788 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17789 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17791 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17792 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17793 (mcore_gen_compare): New.
17794 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17795 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17796 (mcore_gen_compare): ... this.
17797 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17798 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17799 (stack probe pattern): Use cbranchsi4.
17801 * config/mips/predicates.md (mips_cstore_operator): New.
17802 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17803 * config/mips/mips.md (any_cond): Delete.
17804 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17806 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17807 fixuns_truncsfdi2): Use cbranch patterns.
17808 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17809 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17810 Adjust call to mips_expand_conditional_branch.
17811 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17813 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17814 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17815 * config/mips/mips.c (cmp_operands): Delete.
17816 (mips_emit_compare): Get comparison operands from *op0/*op1.
17817 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17818 that it succeeds. Use op0/op1 instead of cmp_operands.
17819 (mips_expand_conditional_branch, mips_expand_conditional_move,
17820 mips_expand_conditional_trap): Likewise.
17821 (mips_block_move_loop): Use cbranch patterns.
17822 * config/mips/mips.h (cmp_operands): Delete.
17824 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17825 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17826 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17827 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17828 (*cmpcc_folded): Rename to...
17829 (*cmpdi_folded): this.
17830 (*cmpcc): Rename to...
17832 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17835 (cbranchdf4): New. Handle invalid comparisons here.
17836 * config/mmix/predicates.md (float_comparison_operator): New.
17838 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17839 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17840 * config/mn10300/mn10300.md (tst): Delete.
17841 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17842 Name these patterns and wrap RHS in a compare.
17843 (*cmpsi): Make this pattern private. Include tst.
17844 (*cmpsf): Make this pattern private.
17845 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17846 (compare with zero peepholes): Likewise.
17848 (cbranchsi4, cbranchsf4): New.
17849 (casesi): Use cbranchsi4.
17851 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17852 hppa_branch_type): Delete.
17853 (return_addr_rtx): Use cbranchsi4.
17854 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17855 Emit CCFPmode comparison here.
17856 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17857 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17858 hppa_branch_type): Delete.
17859 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17860 (movsicc, movdicc): Remove references to hppa_compare_op0,
17861 hppa_compare_op1 and compare_from_rtx.
17862 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17863 (casesi): Use cbranchsi4.
17865 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17866 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17867 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17868 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17869 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17871 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17872 (*branch, *branch_inverted): New.
17874 * config/picochip/picochip.md (cbranchhi4): Use
17875 ordered_comparison_operator.
17876 (cmphi, bCC): Remove.
17878 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17879 (trap_comparison_operator): Delete.
17880 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17881 rs6000_emit_cbranch): Accept mode and operands.
17882 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17883 rs6000_compare_fp_p): Delete.
17884 (rs6000_generate_compare): Accept mode and comparison. Extract code
17885 and op0/op1 from there. Replace references to rs6000_compare_op0
17886 and rs6000_compare_op1.
17887 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17888 extract result from passed operands.
17889 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17890 extract loc from passed operands.
17891 (rs6000_emit_cmove): Likewise.
17892 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17893 rs6000_compare_fp_p): Delete.
17894 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17895 (cbranch<GPR>4, cbranch<FP>4): New.
17896 (cstore<mode>4): New. Consolidate here all choices about when to use
17897 portable or specialized sCC sequences.
17898 (stack_protect_test): Use cbranchsi4.
17899 (conditional_trap): Replace with ctrap<GPR>4.
17900 (conditional trap insn): Replace trap_comparison_operator with
17901 ordered_comparison_operator.
17903 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17904 (s390_emit_prologue): Use ctrap.
17905 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17906 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17907 New predicates replacing...
17908 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17909 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17910 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17911 (add<mode>cc): Do not use s390_compare_op0/op1.
17912 (s<code>): Change to...
17913 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17914 (seq): Change to...
17915 (cstorecc4): ... this. Handle EQ or NE equally.
17916 (*sne): Un-privatize for use in cstorecc4.
17917 (b<code>): Change to...
17918 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17919 (conditional_trap): Replace with...
17920 (ctrap<GPR>4, ctrap<FP>4): ... these.
17921 (stack_protect): Use cbranchcc4.
17923 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17924 * config/score/score-protos.h (score_gen_cmp): Delete.
17925 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17926 (score_block_move-loop): Use cbranchsi4.
17927 * config/score/score.md (cbranchsi4): New.
17928 (cmpsi, bCC): Delete.
17929 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17930 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17931 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17932 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17933 * config/score/score3.h (score3_gen_cmp): Delete.
17934 * config/score/score7.h (score7_gen_cmp): Delete.
17936 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17937 (sh_emit_scc_to_t): ... this. Return void.
17938 (from_compare): Rename to...
17939 (sh_emit_compare_and_branch): ... this.
17940 (sh_emit_compare_and_set): New.
17941 (sh_expand_t_scc): Accept operands.
17942 * config/sh/predicates.md (sh_float_comparison_operator): New.
17943 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17944 (prepare_scc_operands): Rename to...
17945 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17947 (sh_emit_cheap_store_flag): New.
17948 (sh_emit_set_t_insn): New.
17949 (from_compare): Rename to...
17950 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17951 handling of TARGET_SH2E floating point to avoid recursive call.
17952 Generate branch here.
17953 (sh_emit_compare_and_set): New.
17954 (sh_expand_t_scc): Get op0/op1 from arguments.
17955 (sh_emit_cheap_store_flag): New.
17956 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17958 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17959 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17960 (movsicc, movdicc): Do nothing when it recreated operands from
17961 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17962 prepare_scc_operands (now sh_emit_scc_to_t).
17963 (udivdi3): Use cstoresi4.
17964 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17965 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17966 (cbranchint4_media, cbranchfp4_media): New.
17967 (casesi): Use cbranchdi4.
17968 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17970 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17971 (movnegt): Remove second operand.
17972 (cbranchsf4, cbranchdf4): New.
17973 (stack_protect): Use cbranchdi4/cbranchsi4.
17975 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17976 (gen_compare_reg): Accept comparison, extract part of it to...
17977 (gen_compare_reg_1): ... this.
17978 (gen_compare_operator): Delete.
17979 (gen_v9_scc): Accept separate destination, comparison code and arms.
17980 Do not use sparc_compare_op0/sparc_compare_op1.
17981 (emit_scc_insn, emit_conditional_branch_insn): New.
17982 (emit_v9_brxx): Make static. Remove useless assertion.
17983 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17985 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17986 * config/sparc/sparc-protos.h (gen_compare_reg,
17987 sparc_emit_float_lib_cmp): Adjust prototype.
17988 (emit_scc_insn, emit_conditional_branch_insn): New.
17989 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17990 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17991 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17992 iterators to the top.
17993 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17994 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17995 snedi_special_trunc): Delete.
17996 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17997 and snedi_special_trunc.
17998 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17999 cbranchdi4, cbranch<F:mode>4): New.
18000 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18001 here. Use gen_compare_reg instead of gen_compare_operator.
18002 (conditional_trap): Replace with...
18003 (ctrapsi4, ctrapdi4): ... this.
18004 (stack_protect_test): Use cbranchcc4.
18006 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18008 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18009 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18010 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18011 from operands[0] or operands[3] depending on is_set.
18012 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18013 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18014 cmpdf, bCC), sCC: Remove.
18015 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18016 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18018 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18019 spu_emit_branch_or_set.
18021 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18023 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18024 xstormy16_compare_op1): Delete.
18025 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18026 xstormy16_compare_op1): Delete.
18027 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18029 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18030 (cmphi, cmpsi, bCC): Remove.
18032 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18033 (*cmpsi): ... this one.
18034 (cbranchsi4, cstoresi4): New.
18035 (bCC expanders): Delete.
18036 (sCC insns): Fold into...
18037 (*setcc): ... this one.
18038 (casesi): Do not use gen_cmpsi and gen_bgtu.
18039 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18040 (movsicc): Simplify.
18041 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18043 * config/vax/vax-protos.h (cond_name): New.
18044 (vax_output_conditional_branch): Remove.
18045 * config/vax/vax.c (cond_name): New.
18046 (vax_output_conditional_branch): Remove.
18047 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18048 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18049 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18050 (bit<VAXint>): Wrap source with (compare).
18051 (b<code> and following unnamed pattern): Rename to *branch and
18052 *branch_reversed. Change macroization to match_operator.
18053 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18055 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18056 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18057 Change last argument to machine_mode.
18058 (xtensa_expand_scc): Add machine_mode argument.
18059 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18060 (gen_conditional_move, xtensa_expand_conditional_branch,
18061 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18062 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18063 Adjust operand numbers.
18064 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18066 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18067 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18068 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18070 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18072 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18073 causes spurious differences between trunk and cond-optab branch.
18075 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18078 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18080 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18082 * tree.c (iterative_hash_pointer): Delete.
18083 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18084 Hash UIDs and versions of SSA names. Don't special-case built-in
18085 function declarations.
18087 2009-05-11 Ian Lance Taylor <iant@google.com>
18090 * graphite.c: Force -Wc++-compat to only be a warning before
18091 #including "cloog/cloog.h".
18093 2009-05-11 Martin Jambor <mjambor@suse.cz>
18095 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18097 2009-05-11 Jan Hubicka <jh@suse.cz>
18099 * tree-ssa-loop-ivcanon.c: Include target.h
18100 (struct loop_size): new structure.
18101 (constant_after_peeling): New predicate.
18102 (tree_estimate_loop_size): New function.
18103 (estimated_unrolled_size): Rewrite for new estimates.
18104 (try_unroll_loop_completely): Use new estimates.
18105 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18107 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18109 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18110 libcpp interface change.
18111 (spu_macro_to_expand): Likewise.
18113 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18115 PR tree-optimization/40026
18116 * gimplify.c (gimplify_init_constructor): Change initial conditional
18117 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18118 optimize_compound_literals_in_ctor.
18120 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18122 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18124 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18126 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18128 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18129 HOST_WIDE_INT for gap.
18131 2009-05-11 Ira Rosen <irar@il.ibm.com>
18133 PR tree-optimization/40074
18134 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18135 account in group size and step comparison.
18137 2009-05-11 Richard Guenther <rguenther@suse.de>
18139 * passes.c (init_optimization_passes): Strip now incorrect comment.
18140 (execute_function_todo): Do not set PROP_alias.
18141 * tree-pass.h (PROP_alias): Remove.
18142 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18143 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18144 * tree-nrv.c (pass_return_slot): Likewise.
18145 * tree-object-size.c (pass_object_sizes): Likewise.
18146 * tree-ssa-dom.c (pass_dominator): Likewise.
18147 (pass_phi_only_cprop): Likewise.
18148 * tree-ssa-dse.c (pass_dse): Likewise.
18149 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18150 (pass_cselim): Likewise.
18151 * tree-ssa-pre.c (pass_pre): Likewise.
18152 (pass_fre): Likewise.
18153 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18154 * tree-ssa-sink.c (pass_sink_code): Likewise.
18155 * tree-stdarg.c (pass_stdarg): Likewise.
18156 * tree-tailcall.c (pass_tail_calls): Likewise.
18157 * tree-vrp.c (pass_vrp): Likewise.
18159 2009-05-10 Ian Lance Taylor <iant@google.com>
18161 * basic-block.h (enum profile_status): Break out of struct
18162 control_flow_graph.
18163 * cgraph.h (struct inline_summary): Break out of struct
18165 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18166 of struct cgraph_order_sort.
18167 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18168 * cse.c (struct branch_path): Break out of struct
18169 cse_basic_block_data.
18170 * except.h (enum eh_region_type): Break out of struct eh_region.
18171 * gcc.c (enum add_del): Break out of struct modify_target.
18172 * genrecog.c (enum decision_type): Break out of struct decision_test.
18173 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18175 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18176 * regmove.c (enum match_use): New enum, broken out of struct match.
18177 * sched-int.h (enum post_call_group): New enum, broken out of
18179 (struct deps_reg): Break out of struct deps.
18180 * target.h (struct asm_int_op): Break out of struct gcc_target.
18181 * tree-eh.c (struct goto_queue_node): Break out of struct
18183 * tree-inline.h (enum copy_body_cge_which): Break out of
18185 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18187 * c-decl.c (in_struct, struct_types): New static variables.
18188 (pushtag): Add loc parameter. Change all callers.
18189 (lookup_tag): Add ploc parameter. Change all callers.
18190 (check_compound_literal_type): New function.
18191 (parser_xref_tag): Add loc parameter. Change all callers. If
18192 -Wc++-compat, warn about struct/union/enum types defined within a
18194 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18195 and loc parameters. Change all callers. Change error calls to
18196 error_at, using loc. For a redefinition, if the location of the
18197 original definition is known, report it. Set in_struct and
18198 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18199 (finish_struct): Add new parameters enclosing_in_struct and
18200 enclosing_struct_types. Change all callers. Set
18201 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18202 in the struct. If in a struct, add this struct to struct_types.
18203 (start_enum): Add loc parameter. Change all callers. Use
18204 error_at for errors, using loc. For a redefinition, if the
18205 location of the original definition is known, report it. If in a
18206 struct, add this enum type to struct_types. If -Wc++-compat warn
18207 if in sizeof, typeof, or alignof.
18208 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18209 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18210 (c_parser_enum_specifier): Get enum location for start_enum.
18211 (c_parser_struct_or_union_specifier): Get struct location for
18212 start_struct. Save in_struct and struct_types status between
18213 start_struct and finish_struct.
18214 (c_parser_cast_expression): Get location of cast.
18215 (c_parser_alignof_expression): Get location of type.
18216 (c_parser_postfix_expression): Likewise.
18217 (c_parser_postfix_expression_after_paren_type): Add type_loc
18218 parameter. Change all callers. Call check_compound_literal_type.
18219 Use type_loc for error about variable size type.
18220 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18221 of an enum constant from an enum type defined in a struct or union.
18222 (c_cast_expr): Add loc parameter. Change all callers. If
18223 -Wc++-compat, warn about defining a type in a cast.
18224 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18225 (start_enum, start_struct, finish_struct): Update declarations.
18226 (parser_xref_tag, c_cast_expr): Update declarations.
18227 (check_compound_literal_type): Declare.
18229 2009-05-11 Ben Elliston <bje@au.ibm.com>
18231 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18232 for recent libcpp interface change.
18233 (rs6000_macro_to_expand): Likewise.
18235 2009-05-10 Michael Matz <matz@suse.de>
18238 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18239 not at entry of function.
18241 2009-05-10 Richard Guenther <rguenther@suse.de>
18243 PR tree-optimization/40081
18245 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18246 using the main variant of the element type. Do not fiddle with
18247 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18249 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18250 structs with volatile fields.
18252 2009-05-10 Jan Hubicka <jh@suse.cz>
18254 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18255 (estimate_move_cost): Assert that it does not get called for
18257 (estimate_num_insns): Skip VOID types in argument handling.
18258 (optimize_inline_calls): Delete unreachable blocks and verify that
18259 callgraph is valid.
18261 2009-05-10 Jan Hubicka <jh@suse.cz>
18263 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18264 * cgraph.c (cgraph_mark_address_taken_node): New function.
18265 (dump_cgraph_node): Dump new flag.
18266 * cgraph.h (struct cgraph_node): Add address_taken.
18267 (cgraph_mark_address_taken_node): New function.
18268 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18269 since new direct calls can be born.
18271 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18273 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18274 tok->val.node.node.
18276 2009-05-10 Jan Hubicka <jh@suse.cz>
18278 PR middle-end/40084
18279 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18281 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18282 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18283 * tree-inline.c (copy_bb): Set frequency correctly.
18284 (fold_marked_statements): Update call to
18285 cgraph_update_edges_for_call_stmt.
18287 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18289 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18290 identifiers in diagnostics.
18291 * config/arm/arm.c (arm_handle_fndecl_attribute,
18292 arm_handle_isr_attribute): Likewise.
18293 * config/avr/avr.c (avr_handle_progmem_attribute,
18294 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18295 * config/bfin/bfin.c (handle_int_attribute,
18296 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18297 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18298 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18300 * config/darwin.c (darwin_handle_kext_attribute,
18301 darwin_handle_weak_import_attribute): Likewise.
18302 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18303 h8300_handle_eightbit_data_attribute,
18304 h8300_handle_tiny_data_attribute): Likewise.
18305 * config/i386/i386.c (ix86_handle_cconv_attribute,
18306 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18307 * config/i386/winnt.c (ix86_handle_shared_attribute,
18308 ix86_handle_selectany_attribute): Likewise.
18309 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18310 * config/m32c/m32c.c (function_vector_handler): Likewise.
18311 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18312 m68hc11_handle_fntype_attribute): Likewise.
18313 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18314 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18315 * config/mips/mips.c (mips_insert_attributes,
18316 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18317 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18318 rs6000_handle_struct_attribute): Likewise.
18319 * config/sh/sh.c (sh_insert_attributes,
18320 sh_handle_resbank_handler_attribute,
18321 sh_handle_interrupt_handler_attribute,
18322 sh2a_handle_function_vector_handler_attribute,
18323 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18325 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18326 * config/spu/spu.c (spu_handle_fndecl_attribute,
18327 spu_handle_vector_attribute): Likewise.
18328 * config/stormy16/stormy16.c
18329 (xstormy16_handle_interrupt_attribute): Likewise.
18330 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18331 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18333 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18335 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18336 (pp_translate_identifiers): New.
18337 (pp_identifier): Only conditionally translate identifier to locale
18339 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18340 (pp_base_tree_identifier): Only conditionally translate identifier
18341 to locale character set.
18342 * c-pretty-print.c (M_): Define.
18343 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18344 fragments for conditional translation with M_.
18345 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18346 identifier translation.
18348 2009-05-10 Richard Guenther <rguenther@suse.de>
18350 PR tree-optimization/40081
18351 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18352 using the main variant of the element type. Do not fiddle with
18353 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18355 2009-05-09 Jan Hubicka <jh@suse.cz>
18357 PR middle-end/40080
18358 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18359 indirect calls; verify cgraph afterwards.
18361 2009-05-09 Jan Hubicka <jh@suse.cz>
18364 * ipa.c (update_inlined_to_pointer): New function.
18365 (cgraph_remove_unreachable_nodes): Use it.
18367 2009-05-09 Jan Hubicka <jh@suse.cz>
18369 * tree-eh.c (struct leh_state): Remove prev_try.
18370 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18371 not track prev_try.
18372 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18373 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18374 remove_eh_handler_and_replace, foreach_reachable_handler,
18375 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18376 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18377 (gen_eh_region_cleanup): Update prototype.
18379 2009-05-09 Jan Hubicka <jh@suse.cz>
18381 PR middle-end/40043
18382 * except.c (copy_eh_region): Always set prev_try.
18383 (redirect_eh_edge_to_label): Find outer try.
18384 (foreach_reachable_handler): When looking for prev try
18385 handle case where previous try is not going to be taken.
18387 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18389 PR tree-optimization/40049
18390 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18391 only vector/vector shifts, convert the type of the constant to the
18392 appropriate type to avoid building incorrect trees, which
18393 eventually have problems with garbage collection.
18395 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18397 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18398 -1 for complex floating-point types if honoring signed zeros.
18400 2009-05-08 Jan Hubicka <jh@suse.cz>
18402 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18403 argument; handle correctly when profile is absent.
18404 (build_cgraph_edges): Update.
18405 (rebuild_cgraph_edges): Update.
18406 * cgraph.c: Do not include varray.h.
18407 (cgraph_set_call_stmt_including_clones): New function.
18408 (cgraph_create_edge_including_clones): Likewise
18409 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18410 (cgraph_update_edges_for_call_stmt): Handle clones.
18411 (cgraph_remove_node): Handle clone tree.
18412 (cgraph_remove_node_and_inline_clones): New function.
18413 (dump_cgraph_node): Dump clone tree.
18414 (cgraph_clone_node): Handle clone tree.
18415 (clone_function_name): Bring here from tree-inline.c.
18416 (cgraph_create_virtual_clone): New function.
18417 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18418 (cgraph_clone_info): New function.
18419 (strut cgraph_node): Add clone_info and new clone tree pointers.
18420 (cgraph_remove_node_and_inline_clones,
18421 cgraph_set_call_stmt_including_clones,
18422 cgraph_create_edge_including_clones,
18423 cgraph_create_virtual_clone): Declare.
18424 (cgraph_function_versioning): Use VEC argument.
18425 (compute_call_stmt_bb_frequency): Update prototype.
18426 (cgraph_materialize_all_clones): New function.
18427 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18428 (ipcp_create_replace_map): Update to VECtors.
18429 (ipcp_update_callgraph): Use virtual clones.
18430 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18431 (ipcp_update_profiling): Do not update local profiling.
18432 (ipcp_insert_stage): Use VECtors and virtual clones.
18433 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18434 (clone_of_p): New function.
18435 (cgraph_preserve_function_body_p): Use clone tree.
18436 (cgraph_optimize): Materialize clones.
18437 (cgraph_function_versioning): Update for VECtors.
18438 (save_inline_function_body): Use clone tree.
18439 (cgraph_materialize_clone): New function.
18440 (cgraph_materialize_all_clones): Likewise.
18441 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18442 * ipa.c: Include gimple.h.
18443 (cgraph_remove_unreachable_nodes): Use clone tree.
18444 * ipa-prop.c (ipa_note_param_call): Update call to
18445 compute_call_stmt_bb_frequencycall.
18446 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18447 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18448 (copy_bb): Handle updating of clone tree; add new edge when new call
18450 (expand_call_inline): Be strict about every call having edge.
18451 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18452 (delete_unreachable_blocks_update_callgraph): New function.
18453 (tree_function_versioning): Use VECtors; always remove unreachable
18454 blocks and fold conditionals.
18455 * tree-inline.h: Do not include varray.h.
18456 (tree_function_versioning): Remove.
18457 * Makefile.in (GTFILES): Remove tree-inline.c
18458 * passes.c (do_per_function): Do only functions having body.
18459 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18462 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18463 Andrew Morrow <acm@google.com>
18466 * c-common.c (c_common_attribute_table): Permit deprecated
18467 attribute to take an optional argument.
18468 (handle_deprecated_attribute): If the optional argument to
18469 __attribute__((deprecated)) is not a string ignore the attribute
18470 and emit a warning.
18472 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18473 * c-typeck.c (build_component_ref): Likewise.
18474 (build_external_ref): Likewise.
18476 * toplev.c (warn_deprecated_use): Add an attribute argument.
18477 Emit the message associated with __attribute__((deprecated)).
18479 * toplev.h (warn_deprecated_use): Updated.
18481 * doc/extend.texi: Document new optional parameter to
18482 __attribute__((deprecated))
18484 2009-05-08 Michael Eager <eager@eagercon.com>
18486 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18487 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18489 2009-05-08 Richard Guenther <rguenther@suse.de>
18491 PR tree-optimization/40062
18492 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18493 Avoid exponential behavior.
18495 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18497 PR rtl-optimization/33928
18499 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18500 process_uses, build_single_def_use_links): New.
18501 (update_df): Update use_def_ref.
18502 (forward_propagate_into): Use get_def_for_use instead of use-def
18504 (fwprop_init): Call build_single_def_use_links and let it initialize
18506 (fwprop_done): Free use_def_ref.
18507 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18508 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18509 df_rd_simulate_one_insn): New.
18510 (df_rd_bb_local_compute_process_def): Update head comment.
18511 (df_chain_create_bb): Use the new RD simulation functions.
18512 * df.h (df_rd_simulate_artificial_defs_at_top,
18513 df_rd_simulate_one_insn): New.
18514 * opts.c (decode_options): Enable fwprop at -O1.
18515 * doc/invoke.texi (-fforward-propagate): Document this.
18517 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18520 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18521 and one complex operand specially.
18522 * tree-complex.c (some_nonzerop): Do not identify a real value as
18523 zero if flag_signed_zeros.
18525 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18527 PR rtl-optimization/33928
18528 * loop-invariant.c (record_use): Fix && vs. || mishap.
18530 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18532 PR rtl-optimization/33928
18533 * loop-invariant.c (struct use): Add addr_use_p.
18534 (struct def): Add n_addr_uses.
18535 (struct invariant): Add cheap_address.
18536 (create_new_invariant): Set cheap_address.
18537 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18538 (record_uses): Pass df_ref to record_use.
18539 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18542 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18544 * config/sh/sh.c: Do not include c-pragma.h.
18546 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18548 * config/spu/spu.c: Remove include of c-common.h.
18550 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18553 * c-common.h (mark_valid_location_for_stdc_pragma,
18554 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18555 clear_float_const_decimal64, float_const_decimal64_p): New.
18556 * c.opt (Wunsuffixed-float-constants): New.
18557 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18558 unsuffixed float constant, handle new warning.
18559 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18560 * c-decl.c (c_scope): New flag float_const_decimal64.
18561 (set_float_const_decimal64, clear_float_const_decimal64,
18562 float_const_decimal64_p): New.
18563 (push_scope): Set new flag.
18564 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18565 to use STDC pragmas.
18566 (c_parser_external_declaration): Ditto.
18567 (c_parser_compound_statement_nostart): Ditto.
18568 * c-pragma.c (valid_location_for_stdc_pragma,
18569 mark_valid_location_for_stdc_pragma,
18570 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18571 handle_pragma_float_const_decimal64): New.
18572 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18573 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18574 set_float_const_decimal64, clear_float_const_decimal64,
18575 float_const_decimal64_p): New dummy functions.
18576 * doc/extend.texi (Decimal Float): Remove statement that the
18577 pragma, and suffix for double constants, are not supported.
18578 * doc/invoke.texi (Warning Options): List new option.
18579 (-Wunsuffixed-float-constants): New.
18581 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18583 * config/i386/i386.c: Do not include c-common.h.
18585 2009-05-07 Mark Heffernan <meheff@google.com>
18587 * doc/invoke.texi (Debugging Options): Document change of debugging
18589 * opts.c (decode_options): Make dump_base_name relative to
18590 aux_base_name directory.
18592 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18594 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18595 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18597 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18599 * Makefile.in (install-plugin): Simplify a bit.
18601 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18603 * Makefile.in (OBJS-common): Add regcprop.o.
18605 * timevar.def (TV_CPROP_REGISTERS): New.
18606 * regrename.c (regrename_optimize): Return 0.
18607 (rest_of_handle_regrename): Delete.
18608 (pass_rename_registers): Point to regrename_optimize.
18609 (struct value_data_entry, struct value_data,
18610 kill_value_one_regno, kill_value_regno, kill_value,
18611 set_value_regno, init_value_data, kill_clobbered_value,
18612 kill_set_value, kill_autoinc_value, copy_value,
18613 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18614 replace_oldest_value_reg, replace_oldest_value_addr,
18615 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18616 debug_value_data, validate_value_data): Move...
18617 * regcprop.c: ... here.
18618 (rest_of_handle_cprop): Delete.
18619 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18621 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18623 PR middle-end/40057
18624 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18625 GEN_INT for 1 << bitnum.
18626 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18627 build_int_cst_type.
18629 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18631 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18632 Remove wrong description of "nand" operation.
18634 2009-05-06 Richard Guenther <rguenther@suse.de>
18635 Adam Nemet <anemet@caviumnetworks.com>
18637 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18638 comment. Add that if LHS is not a gimple register, then RHS1 has
18639 to be a single object (GIMPLE_SINGLE_RHS).
18641 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18643 * expr.c (get_def_for_expr): Move it up in the file.
18644 (store_field): When expanding a bit-field store, look at the
18645 defining gimple stmt for the masking conversion.
18647 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18649 PR middle-end/39986
18650 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18651 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18652 32-bit memcpy into long.
18654 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18656 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18657 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18659 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18660 instead of appending DW_OP_deref*.
18662 2009-05-06 Michael Matz <matz@suse.de>
18664 PR middle-end/40021
18665 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18666 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18668 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18670 * Makefile.in (install-plugin): Fix srcdir handling.
18672 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18674 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18675 when processing for not_regs_needed bitmap.
18676 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18677 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18678 handling it for rhs.
18680 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18682 * config/i386/i386.md (unnamed inc/dec peephole): Use
18683 optimize_insn_for_size_p instead of optimize_size.
18684 * config/i386/predicates.md (incdec_operand): Likewise.
18685 (aligned_operand): Likewise.
18686 * config/i386/sse.md (divv8sf3): Likewise.
18687 (sqrtv8sf2): Likewise.
18689 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18691 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18693 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18695 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18697 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18698 ssemodesuffixf2c with avxmodesuffixf2c.
18700 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18703 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18705 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18707 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18708 (struct tree_base): Adjust spacing for 8 bit boundaries.
18709 (struct tree_decl_common): Add decl_by_reference_flag bit.
18710 (DECL_BY_REFERENCE): Adjust.
18711 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18712 print DECL_BY_REFERENCE bit.
18713 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18714 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18715 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18716 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18719 PR middle-end/39666
18720 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18721 range of the type, but default label is missing, add it with one
18722 of the existing labels instead of adding a new label for it.
18724 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18728 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18730 * Makefile.in (enable_plugin, plugin_includedir): New.
18731 (install): Depend on install-plugin.
18732 (PLUGIN_HEADERS): New.
18733 (install-plugin): New.
18734 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18736 2009-05-05 Richard Guenther <rguenther@suse.de>
18738 PR tree-optimization/40022
18739 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18741 (phivn_valid_p): Fix tuplification error, simplify.
18742 (phiprop_insert_phi): Add dumps.
18743 (propagate_with_phi): Simplify.
18745 2009-05-05 Richard Guenther <rguenther@suse.de>
18747 PR middle-end/40023
18748 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18750 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18752 * tree.h (strip_float_extensions): Remove duplicate declaration.
18753 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18754 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18755 block_ultimate_origin): Rearrange the declarations line to match the
18756 comment that indicates the .c file which the functions are defined.
18757 (dwarf2out_*, set_decl_rtl): Add comment.
18758 (get_base_address): Adjust comment.
18759 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18760 declarations line and add comment.
18761 (is_builtin_name): Add blank after function name, for clarity.
18763 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18765 * attribs.c (decl_attributes): Use %qE for identifiers in
18767 * cgraphunit.c (verify_cgraph_node): Translate function names to
18768 locale character set in diagnostics.
18769 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18771 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18772 Document that functions are named in UTF-8.
18773 * expr.c (expand_expr_real_1): Translate function names to locale
18774 character set in diagnostics.
18775 * gimplify.c (omp_notice_variable, omp_is_private,
18776 gimplify_scan_omp_clauses): Use %qE for identifiers in
18778 * langhooks.c (lhd_print_error_function): Translate function names
18779 to locale character set.
18780 * langhooks.h (decl_printable_name): Document that return value is
18781 in internal character set.
18782 * stmt.c: Include pretty-print.h
18783 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18785 (resolve_operand_name_1): Translate named operand name to locale
18787 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18789 * toplev.c (announce_function): Translate function names to locale
18791 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18792 (default_tree_printer): Use pp_identifier or translate identifiers
18793 to locale character set. Mark "<anonymous>" for translation.
18794 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18795 for identifiers in diagnostics.
18796 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18798 * varasm.c (output_constructor): Use %qE for identifiers in
18801 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18803 * configure.ac: use ` ` instead of $()
18804 * configure: Regenerate.
18806 2009-05-05 Ben Elliston <bje@au.ibm.com>
18808 * config/pa/linux-atomic.c: Eliminate conditional include of
18809 errno.h on non-LP64 systems to simplify build requirements.
18811 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18813 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18815 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18816 and pass value to identifier_to_locale.
18817 (warn_variable_length_array): Make name a tree.
18818 (grokdeclarator): Separate diagnostic texts for named and unnamed
18819 declarators. Use %qE for named declarators.
18820 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18822 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18823 identifiers in diagnostics.
18824 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18825 identifier_to_locale. Mark "anonymous" strings for translation.
18827 2009-05-04 Michael Eager <eager@eagercon.com>
18829 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18830 address for DImode/DFmode only if double-precision FP regs.
18832 2009-05-04 Michael Eager <eager@eagercon.com>
18834 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18835 TARGET_SINGLE_FLOAT check.
18837 2009-05-04 Michael Eager <eager@eagercon.com>
18839 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18841 2009-05-04 Michael Eager <eager@eagercon.com>
18843 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18844 * config/rs6000/t-xilinx: New
18846 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18848 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18849 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18850 * gcc/explow.c (memory_address): Use target hook.
18851 * gcc/targhooks.c (default_legitimize_address): New.
18852 * gcc/targhooks.h (default_legitimize_address): New.
18853 * gcc/target.h (legitimize_address): New.
18854 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18855 (TARGET_INITIALIZER): Include it.
18856 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18858 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18859 * config/bfin/bfin.c (legitimize_address): Remove.
18860 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18861 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18863 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18864 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18866 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18867 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18868 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18869 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18870 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18871 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18872 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18873 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18874 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18875 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18876 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18877 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18878 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18879 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18880 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18881 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18882 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18883 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18884 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18885 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18886 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18887 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18888 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18890 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18891 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18892 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18893 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18894 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18895 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18896 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18897 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18898 (thumb_legitimize_address): Delete.
18899 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18900 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18901 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18902 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18903 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18904 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18906 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18909 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18910 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18911 * config/m32r/m32r.c (m32r_legitimize_address): New.
18912 * config/m68k/m68k.c (m68k_legitimize_address): New.
18913 * config/score/score.c (score_legitimize_address): Standardize.
18914 * config/score/score3.c (score3_legitimize_address): Standardize.
18915 * config/score/score3.h (score3_legitimize_address): Adjust.
18916 * config/score/score7.c (score7_legitimize_address): Standardize.
18917 * config/score/score7.h (score7_legitimize_address): Adjust.
18918 * config/sh/sh.c (sh_legitimize_address): New.
18919 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18921 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18922 (s390_legitimize_address): ... this.
18923 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18924 (sparc_legitimize_address): ... this.
18925 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18926 (ix86_legitimize_address): ... this.
18927 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18928 (avr_legitimize_address): ... this.
18929 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18930 (mn10300_legitimize_address): ... this.
18931 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18932 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18933 (alpha_expand_mov): Adjust call.
18935 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18936 * config/spu/spu.c (spu_legitimize_address): Likewise.
18937 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18938 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18940 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18942 * intl.c (locale_encoding, locale_utf8): New.
18943 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18944 * intl.h (locale_encoding, locale_utf8): Declare.
18945 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18946 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18948 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18950 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18951 (pp_base_tree_identifier): Declare as function.
18952 (identifier_to_locale): Declare.
18953 * Makefile.in (pretty-print.o): Update dependencies.
18954 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18956 2009-05-04 Richard Guenther <rguenther@suse.de>
18958 PR middle-end/40015
18959 * builtins.c (fold_builtin_memory_op): Do not decay to element
18960 type if the size matches the whole array.
18962 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18964 * expmed.c (synth_mult): When trying out a shift, pass the result
18967 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18969 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18970 (shiftsub1_cost): New.
18971 (init_expmed): Compute shiftsub1_cost.
18972 (synth_mult): Optimize multiplications by constants of the form
18973 -(2^^m-1) for some constant positive integer m.
18975 2009-05-03 Richard Guenther <rguenther@suse.de>
18978 * c-typeck.c (array_to_pointer_conversion): Do not built
18979 ADDR_EXPRs of arrays of pointer-to-element type.
18980 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18981 up wrong ADDR_EXPRs after-the-fact.
18982 * c-common.c (strict_aliasing_warning): Strip pointer
18983 conversions for obtaining the original type.
18984 * builtins.c (fold_builtin_memset): Handle array types.
18985 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18988 2009-05-03 Richard Guenther <rguenther@suse.de>
18990 PR middle-end/23329
18991 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18992 Do not lose casts from array types with unknown extent to array
18993 types with known extent.
18994 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18995 alias set compatibility.
18997 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18999 * flags.h (extra_warnings): Delete.
19000 * toplev.c (process_options): Handle Wuninitialized here.
19001 * opts.c (extra_warnings): Delete.
19002 (set_Wextra): Delete.
19003 (common_handle_option): -Wextra can be handled automatically.
19004 * c-opts.c (c_common_handle_option): Delete obsolete code.
19005 (c_common_post_options): Simplify comment.
19006 * common.opt (W): Add Var.
19008 (Wuninitialized): Initialize to -1.
19010 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19011 Richard Guenther <rguenther@suse.de>
19013 * expr.c (get_def_for_expr): New function.
19014 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19015 SSA rather than trees.
19016 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19017 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19019 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19021 * c-common.c (reswords): Add _Imaginary.
19022 * c-common.c (enum rid): Add RID_IMAGINARY.
19024 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19026 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19027 Patch by Richard Guenther.
19029 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19031 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19032 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19033 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19034 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19035 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19036 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19037 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19038 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19039 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19040 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19041 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19042 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19043 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19044 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19045 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19046 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19047 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19048 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19050 2009-05-02 Richard Guenther <rguenther@suse.de>
19052 PR tree-optimization/39940
19053 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19056 2009-05-02 Richard Guenther <rguenther@suse.de>
19058 PR middle-end/40001
19059 * tree-ssa.c (execute_update_addresses_taken): Properly check
19060 if we can mark a variable DECL_GIMPLE_REG_P.
19061 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19062 back to the end of the function.
19063 (is_gimple_reg_type): Remove complex type special casing.
19064 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19067 2009-05-02 Ben Elliston <bje@au.ibm.com>
19069 * doc/collect2.texi (Collect2): Document search path behaviour
19070 when configured with --with-ld.
19072 2009-05-02 Jan Hubicka <jh@suse.cz>
19074 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19075 parameter; update callers.
19076 (coalesce_cost_edge): EH edges are costier because they needs
19077 splitting even if not critical and even more costier when there are
19078 multiple EH predecestors.
19080 2009-05-02 Jan Hubicka <jh@suse.cz>
19082 * except.c (remove_eh_handler_and_replace): Handle updating after
19083 removing TRY blocks.
19085 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19087 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19089 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19091 * varasm.c: Do not include c-pragma.h.
19092 * attribs.c: Do not incude c-common.h.
19094 2009-05-01 Michael Matz <matz@suse.de>
19096 * calls.c (initialize_argument_information): Handle SSA names like
19097 decls with a non MEM_P DECL_RTL.
19099 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19101 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19102 * ipa-utils.c: Likewise.
19103 * ipa-type-escape.c: Likewise.
19104 * cgraphunit.c Do not include c-common.h.
19105 * ipa-pure-const.c: Likewise.
19106 * tree-if-conv.c: Likewise.
19107 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19108 * ipa-struct-reorg.c: Likewise.
19109 * tree-nomudflap.c: Likewise.
19110 * tree-ssa-structalias.c: Likewise.
19112 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19114 * store-motion.c: Many cleanups to make this pass a first-class
19115 citizen instead of an appendix to gcse load motion. Add TODO list
19116 to make this pass faster/cleaner/better.
19118 (struct ls_expr): Post gcse.c-split cleanups.
19119 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19120 "stores" field to "avail_stores".
19121 (pre_ldst_mems): Rename to store_motion_mems.
19122 (pre_ldst_table): Rename to store_motion_mems_table.
19123 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19124 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19125 (ldst_entry): Rename to st_expr_entry, update users.
19126 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19127 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19128 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19130 (first_ls_expr): Rename to first_st_expr, update users.
19131 (next_ls_expr): Rename to next_st_expr, update users.
19132 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19133 fields properly for store motion instead of names inherited from load
19135 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19136 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19139 (ae_kill): Rename to st_kill, update users.
19140 (ae_gen): Rename to st_avloc, update users.
19141 (transp): Rename to st_transp, update users.
19142 (pre_insert_map): Rename to st_insert_map, update users.
19143 (pre_delete_map): Rename to st_delete_map, update users.
19144 (insert_store, build_store_vectors, free_store_memory,
19145 one_store_motion_pass): Update for abovementioned changes.
19147 (gcse_subst_count, gcse_create_count): Remove.
19148 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19149 and "n_stores_created", local variables.
19151 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19154 (regvec, compute_store_table_current_insn): Remove.
19155 (reg_set_info, reg_clear_last_set): Remove.
19156 (compute_store_table): Use DF caches instead of local dataflow
19159 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19161 * c-objc-common.c (c_tree_printer): Print identifiers with
19162 pp_identifier, not pp_string. Mark "({anonymous})" for
19164 * c-pretty-print.c (pp_c_ws_string): New.
19165 (pp_c_cv_qualifier, pp_c_type_specifier,
19166 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19167 pp_c_storage_class_specifier, pp_c_function_specifier,
19168 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19169 pp_c_primary_expression, pp_c_postfix_expression,
19170 pp_c_unary_expression, pp_c_shift_expression,
19171 pp_c_relational_expression, pp_c_equality_expression,
19172 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19173 use pp_string and pp_c_ws_string in place of pp_identifier and
19174 pp_c_identifier for non-identifiers. Mark English strings for
19176 * c-pretty-print.h (pp_c_ws_string): Declare.
19178 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19179 Roland McGrath <roland@redhat.com>
19181 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19182 (ENABLE_LD_BUILDID): New configuration option.
19183 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19184 (LINK_BUILDID_SPEC): New macro.
19185 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19187 * doc/install.texi: Document --enable-linker-build-id option.
19188 * configure: Rebuild.
19189 * config.in: Rebuild.
19191 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19193 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19194 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19195 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19196 MIPS_GP_SAVE_AREA_SIZE.
19197 * config/mips/mips.c (struct mips_frame_info): Update comment
19198 before arg_pointer_offset and hard_frame_pointer_offset.
19199 (mips_compute_frame_info): Update diagram before function: to
19200 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19201 indicate the position of frame_pointer_rtx with -fstack-protector and
19202 to show args_size. Don't allocate cprestore area for leaf functions
19203 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19205 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19207 2009-04-30 Michael Matz <matz@suse.de>
19209 PR tree-optimization/39955
19210 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19212 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19214 * ira.c (setup_cover_and_important_classes): Use safe macro
19215 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19217 * genpreds.c (write_tm_preds_h): Output suitable definition of
19218 REG_CLASS_FOR_CONSTRAINT.
19220 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19222 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19224 * bitmap.c (bitmap_descriptor): Likewise.
19225 * ggc-common.c (loc_descriptor): Likewise.
19226 * varray.c (varray_descriptor): Likewise.
19227 * vec.c (vec_descriptor): Likewise.
19229 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19231 * Makefile.in (dce.o): Add $(EXCEPT_H).
19232 * dce.c: Include except.h and delete redundant vector definitions.
19233 (deletable_insn_p): Return false for non-call insns that can throw
19236 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19238 * gcse.c (ae_gen): Remove.
19239 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19240 and make non-static function to make it available in store-motion.c.
19241 Update call sites with search-and-replace.
19242 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19243 extract_mentioned_regs, extract_mentioned_regs_helper,
19244 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19245 store_killed_in_insn, store_killed_after, store_killed_before,
19246 build_store_vectors, insert_insn_start_basic_block, insert-store,
19247 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19248 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19249 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19250 * store-motion.c: ...new file. Also copy data structures from gcse.c
19251 and clean up to remove parts not used by store motion.
19252 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19253 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19255 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19258 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19259 when optimizing for size.
19261 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19263 * gcse.c (gcse_constant_p): Fix typo in last change.
19265 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19267 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19269 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19271 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19273 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19275 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19276 CONST_HIGH_PART result.
19278 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19280 * config/avr/avr.c (initial_elimination_offset): Rename to
19281 avr_initial_elimination_offset.
19282 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19283 change return type to bool.
19284 (avr_can_eliminate): New function.
19285 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19286 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19287 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19288 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19289 avr_initial_elimination_offset.
19290 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19291 (avr_initial_elimination_offset): Define.
19293 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19294 Steven Bosscher <steven@gcc.gnu.org>
19296 PR rtl-optimization/39938
19297 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19298 * cfgrtl.c: Include insn-attr.h.
19299 (rest_of_pass_free_cfg): New function.
19300 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19301 * resource.c (init_resource_info): Remove call to df_analyze.
19303 2009-04-29 Richard Guenther <rguenther@suse.de>
19306 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19307 allow conversion to signed integers.
19309 2009-04-29 Richard Guenther <rguenther@suse.de>
19311 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19312 shifts of floating point vectors if the shift amount is
19313 a constant multiple of the element size.
19315 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19316 Michael Matz <matz@suse.de>
19318 PR middle-end/39927
19320 * tree-outof-ssa.c (emit_partition_copy): New function.
19321 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19322 insert_part_to_rtx_on_edge): Perform the partition base var
19323 copy using emit_partition_copy.
19324 (insert_value_copy_on_edge): Convert constants to the right mode.
19325 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19326 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19328 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19330 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19331 scan backwards to try to find a constant to initialize it.
19333 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19334 insn before the loop_end instruction, don't look past labels.
19336 2009-04-29 Richard Guenther <rguenther@suse.de>
19338 PR middle-end/39937
19339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19340 loose type conversions.
19341 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19342 stmts only if there are no uses of its definition.
19344 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19346 * config/bfin/bfin.h (splitting_loops): Declare.
19347 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19348 Reorder bit definitions to be ascending.
19349 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19350 * config/bfin/bfin.c (splitting_loops): New variable.
19351 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19352 (struct loop_info): Remove members INIT and LOOP_INIT.
19353 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19354 the LSETUP sequence. Allow LC to be loaded from any register, but
19355 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19356 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19358 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19359 of reload_completed.
19362 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19364 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19366 * Makefile.in (PLUGIN_VERSION_H): New.
19367 (OBJS-common): Remove plugin-version.o.
19368 (plugin.o): Depend on (PLUGIN_VERSION_H).
19369 (plugin-version.o): Remove.
19370 * configure: Regenerate
19371 * configure.ac: Create plugin-version.h.
19372 * gcc-plugin.h (plugin_gcc_version): Remove.
19373 (plugin_default_version_check): Change signature.
19374 * plugin-version.c: Remove.
19375 * plugin.c: Include plugin-version.h.
19376 (str_plugin_gcc_version_name): Remove.
19377 (try_init_one_plugin): Pass gcc version to plugin_init.
19378 (plugin_default_version_check): Both gcc and plugin versions are now
19381 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19383 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19384 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19385 Remove special case testing for last insn of inner loops. Don't fail
19386 if the loop ends with a jump, emit an extra nop instead.
19388 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19389 DREGS rather than comparing directly. Remove code that tries to
19390 account for latencies.
19392 2009-04-29 Richard Guenther <rguenther@suse.de>
19394 PR tree-optimization/39941
19395 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19396 eliminating an indirect call.
19398 2009-04-29 Richard Guenther <rguenther@suse.de>
19400 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19401 parameter. Allow invariants as base if !require_lvalue.
19402 (verify_gimple_assign_single): Adjust.
19404 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19406 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19407 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19408 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19409 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19410 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19412 * config/bfin/bfin.c (bfin_expand_builtin,
19413 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19415 2009-04-28 Richard Guenther <rguenther@suse.de>
19417 * tree-vect-loop.c (get_initial_def_for_induction): Use
19418 correct types for pointer increment.
19420 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19422 * toplev.c (print_version): Update GMP version string calculation.
19424 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19426 PR rtl-optimization/39938
19427 * resource.c (init_resource_info): Add call to df_analyze.
19429 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19431 * config/alpha/alpha.md (usegp): Cast the result of
19432 alpha_find_lo_sum_using_gp to enum attr_usegp.
19433 * config/alpha/alpha.c (override_options): Remove end-of-structure
19434 marker element from cpu_table. Use array size of cpu_table to handle
19435 -mcpu and -mtune options.
19436 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19438 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19440 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19441 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19442 tune_32 and tune_64.
19443 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19444 support on PowerPC.
19445 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19446 * config/rs6000/option-defaults.h: ... here. New file.
19447 (OPT_64, OPT_32): Define.
19448 (MASK_64BIT): Define to 0 if not already defined.
19449 (OPT_ARCH64, OPT_ARCH32): Define.
19450 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19453 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19455 * config/arm/arm.c (arm_override_options): Emit error on using
19458 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19460 PR rtl-optimization/39914
19461 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19462 registers for allocnos created from user-defined variables only
19463 when not optimizing.
19465 2009-04-28 Richard Guenther <rguenther@suse.de>
19467 PR middle-end/39937
19468 * fold-const.c (fold_binary): Use distribute_real_division only
19471 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19473 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19474 add hpux-stdint.h to tm_file.
19475 (hppa[12]*-*-hpux11*): Ditto.
19476 (ia64*-*-hpux*): Ditto.
19477 * config/hpux-stdint.h: New.
19478 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19479 __STDC_EXT__ for all compiles.
19480 * config/pa/pa-hpux.h: Ditto.
19481 * config/pa/pa-hpux10.h: Ditto.
19482 * config/pa/pa-hpux11.h: Ditto.
19484 2009-04-28 Catherine Moore <clm@codesourcery.com>
19486 * debug.h (set_name): Add comment.
19488 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19491 * config/darwin.c (machopic_gen_offset): Check
19492 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19493 * config/arm/arm.c (require_pic_register): Likewise.
19495 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19497 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19498 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19499 m32c_promote_prototypes): Delete.
19501 2009-04-28 Michael Matz <matz@suse.de>
19503 PR middle-end/39922
19504 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19507 2009-04-28 Richard Guenther <rguenther@suse.de>
19509 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19511 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19513 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19514 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19515 * config/arm/arm-tune.md: Regenerate.
19517 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19519 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19520 block if there are complex incoming edges.
19521 (sel_merge_blocks): Remove useless assert.
19522 (sel_redirect_edge_and_branch): Check that edge was redirected.
19523 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19524 (sel_find_rgns): Delete declaration.
19525 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19526 the region when it is not a preheader.
19528 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19531 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19533 2009-04-28 Richard Guenther <rguenther@suse.de>
19535 * tree.h (SSA_NAME_VALUE): Remove.
19536 (struct tree_ssa_name): Remove value_handle member.
19537 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19538 array for jump threading.
19539 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19541 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19542 * tree-flow.h (threadedge_initialize_values): Declare.
19543 (threadedge_finalize_values): Likewise.
19544 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19545 (SSA_NAME_VALUE): Define.
19546 (threadedge_initialize_values): New function.
19547 (threadedge_finalize_values): Likewise.
19548 * tree-ssa-dom.c (ssa_name_values): New global variable.
19549 (SSA_NAME_VALUE): Define.
19550 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19552 2009-04-28 Ira Rosen <irar@il.ibm.com>
19554 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19555 Use REPORT_VECTORIZED_LOCATIONS instead
19556 REPORT_VECTORIZED_LOOPS.
19557 * tree-vectorizer.c (vect_verbosity_level): Make static.
19558 (vect_loop_location): Rename to vect_location.
19559 (vect_set_verbosity_level): Update comment.
19560 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19562 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19563 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19564 instead REPORT_UNVECTORIZED_LOOPS.
19565 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19566 and vect_loop_def to vect_external_def and vect_internal_def.
19567 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19568 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19569 REPORT_UNVECTORIZED_LOCATIONS.
19570 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19571 and vect_used_in_loop and to vect_unused_in_scope and
19572 vect_used_in_scope.
19573 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19574 (vect_verbosity_level): Remove declaration.
19575 (vect_analyze_operations): Likewise.
19576 (vect_analyze_stmt): Declare.
19577 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19578 REPORT_UNVECTORIZED_LOCATIONS.
19579 (vect_get_loop_niters): Fix indentation.
19580 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19581 (vect_analyze_loop_operations): New function.
19582 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19583 vect_analyze_operations.
19584 (vect_is_simple_reduction): Use new names.
19585 (vectorizable_live_operation, vect_transform_loop): Likewise.
19586 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19587 to specify whether the data references can be a part of interleaving
19589 (vect_analyze_data_ref_dependence): Use new names.
19590 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19591 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19592 * tree-vect-patterns.c (widened_name_p): Use new names.
19593 (vect_recog_dot_prod_pattern): Likewise.
19594 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19595 (process_use, vect_mark_stmts_to_be_vectorized,
19596 vect_model_simple_cost, vect_model_store_cost,
19597 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19598 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19599 vectorizable_operation, vectorizable_type_demotion,
19600 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19601 vectorizable_condition): Likewise.
19602 (vect_analyze_operations): Split into vect_analyze_loop_operations
19604 (vect_analyze_stmt): ... new function.
19605 (new_stmt_vec_info): Use new names.
19606 (vect_is_simple_use): Use new names and fix comment.
19607 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19608 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19610 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19613 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19614 and integer modes for x87 operands. Do not ICE for unsupported size,
19615 generate error instead. Generate error for unsupported operand types.
19616 ['z']: Do not handle HImode memory operands specially. Warning
19617 for floating-point operands. Fallthru to 'Z' for unsupported operand
19618 types. Do not ICE for unsupported size, generate error instead.
19619 (output_387_binary_op): Use %Z to output operands.
19620 (output_fp_compare): Ditto.
19621 (output_387_reg_move): Ditto.
19623 2009-04-28 Ben Elliston <bje@au.ibm.com>
19628 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19630 * builtins.c (c_strlen): Do not warn here.
19631 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19632 * c-common.c (pointer_int_sum): Take an explicit location.
19633 Warn about offsets out of bounds.
19634 * c-common.h (pointer_int_sum): Adjust declaration.
19636 2009-04-27 Ian Lance Taylor <iant@google.com>
19638 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19640 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19641 * df-core.c (df_set_flags): Change return type to int. Change
19642 type of old_flags to int.
19643 (df_clear_flags): Likewise.
19644 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19645 (df_get_conditional_uses): Likewise.
19646 * df.h (df_set_flags, df_clear_flags): Update declarations.
19647 * dwarf2out.c (struct indirect_string_node): Change type of form
19648 field to enum dwarf_form.
19649 (AT_string_form): Change return type to enum dwarf_form.
19650 * fixed-value.c (fixed_compare): Add cast to enum type.
19651 * fwprop.c (update_df): Change 0 to VOIDmode.
19652 * gensupport.c: Change 0 to UNKNOWN.
19653 * gimple.h (gimple_cond_code): Add cast to enum type.
19654 * haifa-sched.c (reemit_notes): Add cast to enum type.
19655 * hooks.c (hook_int_void_no_regs): Remove function.
19656 * hooks.h (hook_int_void_no_regs): Remove declaration.
19657 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19658 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19659 * real.c (real_arithmetic): Add cast to enum type.
19660 (real_compare): Likewise.
19661 * target.h (struct gcc_target): Change return type of
19662 branch_target_register_class to enum reg_class.
19663 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19664 default_branch_target_register_class.
19665 * targhooks.c (default_branch_target_register_class): New function.
19666 * targhooks.h (default_branch_target_register_class): Declare.
19667 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19668 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19670 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19672 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19673 vect_uninitialized_def. Change 0 to ERROR_MARK.
19674 * tree-vect-stmts.c (supportable_widening_operation): Don't
19675 initialize icode1 and icode2.
19676 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19677 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19679 (cmn_err_flag_specs): Change 0 to STD_C89.
19680 (cmn_err_char_table): Likewise.
19681 * config/arm/arm.c (get_arm_condition_code): Change type of code
19682 to enum arm_cond_code.
19683 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19684 (IWMMXT_BUILTIN2): Likewise.
19685 (neon_builtin_type_bits): Don't define typedef.
19686 (neon_builtin_datum): Change type of bits field to int.
19687 (arm_expand_neon_args): Add cast to enum type.
19688 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19690 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19691 casts to enum type.
19692 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19694 * config/mips/mips.md (jal_macro): Return enum constant.
19695 (single_insn): Likewise.
19696 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19698 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19699 casts to enum type.
19700 * config/s390/s390.c (s390_tune_flags): Change type to int.
19701 (s390_arch_flags): Likewise.
19702 (s390_handle_arch_option): Change flags field of struct pta to int.
19703 * config/s390/s390.h (s390_tune_flags): Update declaration.
19704 (s390_arch_flags): Likewise.
19705 * config/sh/sh.c (prepare_move_operands): Compare
19706 tls_symbolic_operand result with enum constant.
19707 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19708 (sh_expand_prologue): Add cast to enum type.
19709 (sh_expand_epilogue): Likewise.
19710 (tls_symbolic_operand): Change return type to enum tls_model.
19711 (fpscr_set_from_mem): Add cast to enum type.
19712 (legitimize_pic_address): Compare tls_symbolic_operand result with
19714 (sh_target_reg_class): Change return type to enum reg_class.
19715 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19717 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19718 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19719 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19720 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19721 (delayed_branch, tls_call_delay): Likewise.
19722 (eligible_for_sibcall_delay): Likewise.
19723 (eligible_for_return_delay): Likewise.
19724 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19725 (spu_expand_builtin_1): Likewise.
19727 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19728 for all types of conversions.
19729 (output_init_element): Issue -Wc++-compat warning if needed when
19730 initializing a bitfield with enum type.
19731 * c-parser.c (c_parser_expression): Set original_type to
19732 original_type of right hand operand of comma operator.
19734 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19736 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19738 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19739 * doc/cpp.texi (Standard Predefined Macros)
19740 (Implementation-defined behavior): Likewise.
19741 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19742 * doc/gimple.texi (GIMPLE Exception Handling)
19743 (@code{GIMPLE_ASSIGN}): Likewise.
19744 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19745 * doc/invoke.texi (Warning Options, Optimize Options)
19746 (AVR Options, Darwin Options): Likewise.
19747 (Optimize Options): Reformulate -fwhole-program description.
19748 * doc/loop.texi (Lambda): Likewise.
19749 * doc/md.texi (Output Template, Define Constraints)
19750 (Standard Names, Insn Splitting): Likewise.
19751 * doc/options.texi (Option properties): Likewise.
19752 * doc/passes.texi (Tree-SSA passes): Likewise.
19753 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19754 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19755 (File Names and DBX): Likewise.
19756 * doc/trouble.texi (Incompatibilities): Likewise.
19758 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19760 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19761 instruction is correct.
19763 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19765 Allow non-constant arguments to conversion intrinsics.
19766 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19767 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19768 * spu.c (print_operand): Handle 'v' and 'w'.
19769 (exp2_immediate_p, spu_gen_exp2): Define.
19770 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19771 spu_convtf_1): Update parameter descriptions.
19772 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19773 * constraints.md ('v', 'w'): New.
19774 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19776 (i2f, I2F): New define_mode_attr.
19777 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19778 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19779 fixuns_truncv4sfv4si2): Update to use mode attribute.
19780 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19781 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19782 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19783 patterns for combine.
19785 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19787 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19788 (cprop, hoist, pre, store_motion): New debug counters.
19789 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19790 is not an RTL pass anymore.
19791 (pass_profiling): Remove extern decl for pass removed in 2005.
19792 (pass_gcse, pass_jump_bypass): Remove.
19793 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19794 to 0 for clean state.
19795 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19796 * cse.c (gate_handle_cse_after_global_opts,
19797 rest_of_handle_cse_after_global_opts): New functions.
19798 (pass_cse_after_global_opts): New pass, does local CSE.
19799 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19800 (TV_CPROP): New timevar.
19801 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19802 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19803 (gcse_main, recompute_all_luids): Remove.
19804 (compute_hash_table_work): Call max_reg_num instead of reading
19806 (cprop_jump): Don't set run_jump_opt_after_gcse.
19807 (constprop_register): Always allow to alter jumps.
19808 (cprop_insn): Likewise.
19809 (do_local_cprop): Likewise.
19810 (local_cprop_pass): Likewise. Return non-zero if something changed.
19811 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19812 (find_implicit_sets): Add note about missed optimization opportunity.
19813 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19814 pass_rtl_cprop execute function.
19815 Don't bother tracking the pass number, each pass gets its own dumpfile
19817 Always allow to alter jumpsand bypass jumps.
19818 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19819 will just find no suitable set.
19820 (pre_edge_insert): Fix dumping, this function is for PRE only.
19821 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19822 pass_rtl_pre execute function.
19823 (hoist_code): Return non-zero if something changed. Keep track of
19824 substitutions and insertions for statistics gathering similar to PRE.
19825 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19826 called from the pass_rtl_hoist execute function. Show pass statistics.
19827 (compute_store_table): Use max_reg_num directly instead of using the
19828 formerly global max_gcse_regno.
19829 (build_store_vectors): Likewise.
19830 (replace_store_insn): Fix dumping.
19831 (store_motion): Rename to ...
19832 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19833 pass, called from the pass_rtl_store_motion execute function. Keep
19834 track of substitutions and insertions for statistics gathering similar
19836 (bypass_jumps): Remove, fold interesting bits into ...
19837 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19838 from the pass_rtl_cprop execute function.
19839 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19840 pass_jump_bypass): Remove.
19841 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19842 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19843 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19844 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19845 (gate_rtl_store_motion, execute_rtl_store_motion,
19846 pass_rtl_store_motion): New.
19847 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19848 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19849 * passes.c (init_optimization_passes): Remove pass_gcse and
19850 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19851 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19852 instead of pass_jump_bypass.
19854 2009-04-27 Richard Guenther <rguenther@suse.de>
19856 PR middle-end/39928
19857 * gimplify.c (gimplify_expr): If we are required to create
19858 a temporary make sure it ends up as register.
19860 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19863 * config/i386/i386.c (construct_container): Don't call
19864 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19865 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19867 2009-04-27 Michael Matz <matz@suse.de>
19869 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19870 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19871 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19872 (dump_replaceable_exprs): Take a bitmap.
19873 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19875 (expand_gimple_basic_block): Likewise.
19876 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19877 replaceable_expressions member a bitmap.
19878 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19879 (mark_replaceable): Likewise.
19880 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19881 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19883 2009-04-27 Richard Guenther <rguenther@suse.de>
19885 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19886 (verify_stmts): Dispatch to gimple/type verification code.
19887 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19888 issue with call argument types.
19890 2009-04-27 Michael Matz <matz@suse.de>
19892 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19893 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19896 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19897 Eric Botcazou <ebotcazou@adacore.com>
19899 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19900 a label's basic block.
19901 (mark_target_live_regs): Tidy and rework obsolete comments.
19902 Change back DF problem to LIVE. If a label starts a basic block,
19903 assume that all registers that used to be live then still are.
19904 (init_resource_info): If a label starts a basic block, set its
19905 BLOCK_FOR_INSN accordingly.
19906 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19908 2009-04-27 Richard Guenther <rguenther@suse.de>
19910 * tree-flow-inline.h (function_ann): Remove.
19911 (get_function_ann): Likewise.
19912 * tree-dfa.c (create_function_ann): Remove.
19913 * tree-flow.h (struct static_var_ann_d): Remove.
19914 (struct function_ann_d): Likewise.
19915 (union tree_ann_d): Remove fdecl member.
19916 (function_ann_t): Remove.
19917 (function_ann, get_function_ann, create_function_ann): Remove
19920 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19922 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19924 2009-04-27 Jan Hubicka <jh@suse.cz>
19926 * ipa-pure-const.c (struct funct_state_d): New fields
19927 state_previously_known, looping_previously_known; remove
19928 state_set_in_source.
19929 (analyze_function): Use new fields.
19930 (propagate): Avoid assumption that state_set_in_source imply
19933 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19934 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19935 * cfgloop.h (finite_loop_p): Declare.
19937 2009-04-26 Michael Matz <matz@suse.de>
19939 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19941 2009-04-26 Michael Matz <matz@suse.de>
19943 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19944 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19945 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19946 pass_mark_used_blocks): Remove.
19947 * tree-optimize.c (pass_free_datastructures,
19948 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19949 * passes.c (init_optimization_passes): Don't call
19950 pass_mark_used_blocks, remove dead code.
19952 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19954 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19955 * tree-ssa-live.h (register_ssa_partition): Likewise.
19957 2009-04-26 Michael Matz <matz@suse.de>
19960 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19961 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19962 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19964 (compare_pairs): Swap cost comparison.
19965 (coalesce_ssa_name): Don't use change_partition_var.
19966 * tree-nrv.c (struct nrv_data): Add modified member.
19967 (finalize_nrv_r): Set it.
19968 (tree_nrv): Use it to update statements.
19969 (pass_nrv): Require PROP_ssa.
19970 * tree-mudflap.c (mf_decl_cache_locals,
19971 mf_build_check_statement_for): Use make_rename_temp.
19972 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19973 * alias.c (find_base_decl): Handle SSA names.
19974 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19975 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19976 * rtl.h (set_reg_attrs_for_parm): Declare.
19977 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19978 to "optimized", remove unused locals at finish.
19979 (execute_free_datastructures): Make global, call
19980 delete_tree_cfg_annotations.
19981 (execute_free_cfg_annotations): Don't call
19982 delete_tree_cfg_annotations.
19984 * ssaexpand.h: New file.
19985 * expr.c (toplevel): Include ssaexpand.h.
19986 (expand_assignment): Handle SSA names the same as register variables.
19987 (expand_expr_real_1): Expand SSA names.
19988 * cfgexpand.c (toplevel): Include ssaexpand.h.
19989 (SA): New global variable.
19990 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19991 (SSAVAR): New macro.
19992 (set_rtl): New helper function.
19993 (add_stack_var): Deal with SSA names, use set_rtl.
19994 (expand_one_stack_var_at): Likewise.
19995 (expand_one_stack_var): Deal with SSA names.
19996 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19997 before unique numbers.
19998 (expand_stack_vars): Use set_rtl.
19999 (expand_one_var): Accept SSA names, add asserts for them, feed them
20000 to above subroutines.
20001 (expand_used_vars): Expand all partitions (without default defs),
20002 then only the local decls (ignoring those expanded already).
20003 (expand_gimple_cond): Remove edges when jumpif() expands an
20004 unconditional jump.
20005 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20006 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20008 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20009 members of SA; deal with PARM_DECL partitions here; expand
20010 all PHI nodes, free tree datastructures and SA. Commit instructions
20011 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20012 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20013 info and statements at start, collect garbage at finish.
20014 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20015 (VAR_ANN_PARTITION) Remove.
20016 (change_partition_var): Don't declare.
20017 (partition_to_var): Always return SSA names.
20018 (var_to_partition): Only accept SSA names.
20019 (register_ssa_partition): Only check argument.
20020 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20022 (delete_var_map): Don't free it.
20023 (var_union): Only accept SSA names, simplify.
20024 (partition_view_init): Mark only useful SSA names as used.
20025 (partition_view_fini): Only deal with SSA names.
20026 (change_partition_var): Remove.
20027 (dump_var_map): Use ssa_name instead of partition_to_var member.
20028 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20030 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20031 (struct _elim_graph): New member const_dests; nodes member vector of
20033 (set_location_for_edge): New static helper.
20034 (create_temp): Remove.
20035 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20036 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20037 (new_elim_graph): Allocate const_dests member.
20038 (clean_elim_graph): Truncate const_dests member.
20039 (delete_elim_graph): Free const_dests member.
20040 (elim_graph_size): Adapt to new type of nodes member.
20041 (elim_graph_add_node): Likewise.
20042 (eliminate_name): Likewise.
20043 (eliminate_build): Don't take basic block argument, deal only with
20044 partition numbers, not variables.
20045 (get_temp_reg): New static helper.
20046 (elim_create): Use it, deal with RTL temporaries instead of trees.
20047 (eliminate_phi): Adjust all calls to new signature.
20048 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20049 (rewrite_trees): Only do checking.
20050 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20051 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20052 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20053 contains_tree_r, MAX_STMTS_IN_LATCH,
20054 process_single_block_loop_latch, analyze_edges_for_bb,
20055 perform_edge_inserts): Remove.
20056 (expand_phi_nodes): New global function.
20057 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20058 functions, initialize new parameter, remember partitions having a
20060 (finish_out_of_ssa): New global function.
20061 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20062 don't reset in_ssa_p here, don't disable TER when mudflap.
20063 (pass_del_ssa): Remove.
20064 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20066 (execute_free_datastructures): Declare.
20067 * Makefile.in (SSAEXPAND_H): New variable.
20068 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20069 * basic-block.h (commit_one_edge_insertion): Declare.
20070 * passes.c (init_optimization_passes): Move pass_nrv and
20071 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20072 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20073 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20074 (redirect_branch_edge): Deal with super block when expanding, split
20075 out jump patching itself into ...
20076 (patch_jump_insn): ... here, new static helper.
20078 2009-04-26 Michael Matz <matz@suse.de>
20080 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20081 beyond num_ssa_names.
20082 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20083 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20085 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20087 PR inline-asm/39543
20088 * fwprop.c (forward_propagate_asm): New function.
20089 (forward_propagate_and_simplify): Propagate also into __asm, if it
20090 doesn't increase the number of referenced registers.
20093 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20095 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20097 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20098 note_nonlocal_vla_type for nonlocal VLAs.
20099 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20100 contains_remapped_vars, remap_vla_decls): New functions.
20101 (convert_nonlocal_reference_stmt): If not optimizing, call
20102 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20103 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20104 if it wasn't found in var_map.
20105 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20106 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20107 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20109 * gimplify.c (nonlocal_vlas): New variable.
20110 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20112 (gimplify_body): Create and destroy nonlocal_vlas.
20114 * dwarf2out.c (loc_descr_plus_const): New function.
20115 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20116 mem_loc_descriptor, loc_descriptor_from_tree_1,
20117 descr_info_loc, gen_variable_die): Use it.
20119 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20120 !TREE_STATIC VAR_DECLs.
20121 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20122 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20123 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20124 DECL_BY_REFERENCE is valid.
20125 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20126 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20127 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20128 Copy DECL_BY_REFERENCE.
20129 (struct nesting_copy_body_data): New type.
20130 (nesting_copy_decl): New function.
20131 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20132 if they have variable length.
20134 2009-04-26 Michael Matz <matz@suse.de>
20136 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20137 mark new temporaries for renaming.
20139 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20142 * c-decl.c (global_bindings_p): Return negative value.
20143 (c_variable_size): New. Based on variable_size from
20145 (grokdeclarator): Call c_variable_size not variable_size.
20147 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20149 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20151 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20153 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20154 Redefine it to just use mingw/include.
20155 (ASM_SPEC): Rules for -m32 and -m64.
20156 (LINK_SPEC): Use Likewise.
20157 (SPEC_32): New define.
20158 (SPEC_64): Likewise.
20159 (SUB_LINK_SPEC): Likewise.
20160 (MULTILIB_DEFAULTS): New define.
20161 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20162 Add multilib options.
20163 (MULTILIB_DIRNAMES): Likewise.
20164 (MULTILIB_OSDIRNAMES): Likewise.
20165 (LIBGCC): Likewise.
20166 (INSTALL_LIBGCC): Likewise.
20168 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20171 * c-tree.h (enum c_inline_static_type): New.
20172 (record_inline_static): Declare.
20173 * c-decl.c (struct c_inline_static, c_inline_statics,
20174 record_inline_static, check_inline_statics): New.
20175 (pop_file_scope): Call check_inline_statics.
20176 (start_decl): Call record_inline_static instead of pedwarning
20177 directly for static in inline function.
20178 * c-typeck.c (build_external_ref): Call record_inline_static
20179 instead of pedwarning directly for static referenced in inline
20182 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20184 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20185 not new but only being rescanned.
20186 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20187 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20188 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20189 record_set_info, compute_set, grealloc): Remove.
20190 (recompute_all_luids): New function.
20191 (gcse_main): Don't compute sets, and don't do related memory
20192 allocations/free-ing. If something changed before the end of the
20193 pass, update LUIDs using recompute_all_luids.
20194 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20195 (free_gcse_mem): Don't free it either.
20196 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20197 Use the df insn LUIDs.
20198 (load_killed_in_block): Likewise.
20199 (compute_hash_table_work): Don't compute reg_set_in_block.
20200 (compute_transp): Use DF_REG_DEF_CHAINs.
20201 (local_cprop_pass): Don't use compute_sets and related functions.
20202 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20203 Use get_max_uid() instead of max_cuid.
20204 (insert_insn_end_basic_block, pre_insert_copy_insn,
20205 update_ld_motion_stores): Don't try to
20206 keep reg_set tables up to date.
20207 (pre_insert_copies): Use df insn LUIDs.
20208 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20209 (reg_set_info): Don't use extra bitmap argument.
20210 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20211 information to compute regs_set_in_block.
20212 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20213 (bypass_jumps): Don't use compute_sets and friends.
20215 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20218 * opts.c (undocumented_msg): Do not leave blank even with
20221 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20223 * c-decl.c (build_enumerator): Allow values folding to integer
20224 constants but not integer constant expressions with a pedwarn if
20227 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20230 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20231 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20232 type is an integer constant.
20234 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20237 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20240 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20243 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20244 with variably modified return type and no storage class
20245 specifiers, except for the case of nested functions. Distinguish
20246 extern declarations of functions with variably modified return
20247 types from those of objects with variably modified types.
20249 2009-04-25 Jan Hubicka <jh@suse.cz>
20251 * tree.c (list_equal_p): New function.
20252 * tree.h (list_equal_p): Declare.
20253 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20254 basic_block_def, basic_block, const_basic_block): New.
20255 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20256 (redirect_eh_edge): New function.
20257 (make_eh_edge_update_phi): EH edges are not abnormal.
20258 * except.c: Include tree-flow.h.
20259 (list_match): New function.
20260 (eh_region_replaceable_by_p): New function.
20261 (replace_region): New function.
20262 (hash_type_list): New function.
20263 (hash_eh_region): New function.
20264 (eh_regions_equal_p): New function.
20265 (merge_peers): New function.
20266 (remove_unreachable_regions): Verify EH tree when checking;
20268 (copy_eh_region_1): New function.
20269 (copy_eh_region): New function.
20270 (push_reachable_handler): New function.
20271 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20272 regions without label but with live RESX.
20273 * except.h (redirect_eh_edge_to_label): New.
20274 * tree-flow.h (redirect_eh_edge): New.
20275 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20276 basic_block_def, basic_block, const_basic_block): Remove.
20277 * Makefile.in (except.o): Add dependency on tree-flow.h
20278 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20279 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20282 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20285 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20286 on the destination of memcpy.
20288 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20290 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20291 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20292 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20294 2009-04-25 Jan Hubicka <jh@suse.cz>
20296 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20297 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20298 to be reached by different label than left.
20299 (update_eh_edges): Update comment; remove edge_to_remove if possible
20300 and return true if suceeded.
20301 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20302 (cleanup_eh): Compute sharing map.
20303 * except.c (remove_eh_handler_and_replace): Add argument if we should
20305 (remove_unreachable_regions): Update for label sharing.
20306 (label_to_region_map): Likewise.
20307 (get_next_region_sharing_label): New function.
20308 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20310 (remove_eh_handler): Update.
20311 (remove_eh_region_and_replace_by_outer_of): New function.
20312 * except.h (struct eh_region): Add next_region_sharing_label.
20313 (remove_eh_region_and_replace_by_outer_of,
20314 get_next_region_sharing_label): Declare.
20315 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20317 2009-04-25 Jan Hubicka <jh@suse.cz>
20319 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20320 insert code even if they are not critical.
20322 2009-04-25 Jan Hubicka <jh@suse.cz>
20324 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20325 (gimple_can_remove_branch_p): EH edges won't remove branch by
20327 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20328 updating of non-abnormal EH edges.
20329 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20330 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20331 (split_critical_edges): Split also edges where emitting code on them
20332 will lead to splitting later.
20334 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20335 H.J. Lu <hongjiu.lu@intel.com>
20338 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20339 the configured assembler supports fildq and fistpq mnemonics.
20340 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20341 * configure: Regenerated.
20342 * config.in: Ditto.
20344 * config/i386/i386.c (print_operand): Handle 'Z'.
20345 ['z']: Remove handling of special fild/fist suffixes.
20346 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20347 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20348 suffix of fild insn.
20349 (*floatsi<mode>2_vector_mixed): Ditto.
20350 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20351 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20352 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20353 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20354 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20356 2009-04-25 Ben Elliston <bje@au.ibm.com>
20358 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20359 the source of a set operation.
20361 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20363 * target.h (struct gcc_target): Add case_values_threshold field.
20364 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20365 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20366 * targhooks.c (default_case_values_threshold): New function.
20367 * targhooks.h (default_case_values_threshold): Declare function.
20368 * stmt.c (expand_case): Use case_values_threshold target hook.
20369 * expr.h (case_values_threshold): Remove declartation.
20370 * expr.c (case_values_threshold): Remove function.
20371 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20373 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20374 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20375 (avr_case_values_threshold): Declare as static.
20376 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20378 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20379 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20380 (mn10300_case_values_threshold): New function.
20382 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20384 * ira.c (setup_cover_and_important_classes): Add enum cast.
20386 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20388 * genpreds.c (write_enum_constraint_num): Output definition of
20389 CONSTRAINT_NUM_DEFINED_P macro.
20390 * ira.c (setup_cover_and_important_classes): Use
20391 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20393 2009-04-24 DJ Delorie <dj@redhat.com>
20395 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20396 __SH2A_SINGLE_ONLY__ also.
20398 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20400 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20401 (movdf_internal): Ditto.
20402 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20403 SFmode and DFmode constants.
20404 (ia64_print_operand): Add 'G' format for printing
20405 floating point constants.
20407 2009-04-24 Richard Guenther <rguenther@suse.de>
20409 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20410 from unsigned additions.
20412 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20414 * c-typeck.c (set_init_index): Allow array designators that are
20415 not integer constant expressions with a pedwarn if pedantic.
20417 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20419 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20420 zero if no overlap in nonzero bits between the operands.
20422 2009-04-24 Ian Lance Taylor <iant@google.com>
20424 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20425 (record_dead_and_set_regs): Likewise.
20426 * df.h (struct df_mw_hardreg): Change flags field to int.
20427 (struct df_base_ref): Likewise.
20428 (struct df): Change changeable_flags field to int.
20429 * df-scan.c (df_defs_record): Change clobber_flags to int.
20430 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20431 constants rather than #define macros.
20432 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20433 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20434 (enum dwarf_calling_convention): Likewise.
20435 (enum dwarf_line_number_x_ops): Likewise.
20436 (enum dwarf_call_frame_info): Likewise.
20437 (enum dwarf_source_language): Likewise.
20438 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20439 (add_calling_convention_attribute): Likewise.
20440 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20441 (combine_comparisons): Change compcode to int. Add cast to enum type.
20442 * genrecog.c (maybe_both_true_2): Change c to int.
20443 (write_switch): Likewise. Add cast to enum type.
20444 * gimplify.c (gimplify_omp_for): Handle return values from
20445 gimplify_expr using MIN rather than bitwise or.
20446 (gimplify_expr): Add cast to enum type.
20447 * ipa-prop.c (update_jump_functions_after_inlining): Change
20448 IPA_BOTTOM to IPA_JF_UNKNOWN.
20449 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20450 Add casts to enum type.
20451 (setup_cover_and_important_classes): Change cl to int. Add casts
20453 (setup_class_translate): Change cl and mode to int.
20454 (ira_init_once): Change mode to int.
20455 (free_register_move_costs): Likewise.
20456 (setup_prohibited_mode_move_regs): Add casts to enum type.
20457 * langhooks.c (add_builtin_function_common): Rework assertion that
20458 value fits bitfield.
20459 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20460 * omega.c (omega_do_elimination): Avoid math on enum types.
20461 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20462 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20463 int local to handle integral_argment value.
20464 * regmove.c (try_auto_increment): Change PUT_MODE to
20466 * reload.c (push_secondary_reload): Add casts to enum type.
20467 (secondary_reload_class, find_valid_class): Likewise.
20468 * reload1.c (emit_input_reload_insns): Likewise.
20469 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20470 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20471 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20473 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20474 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20476 (expand_complex_libcall): Add casts to enum type.
20477 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20478 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20479 with ERROR_MARK, not NUM_TREE_CODES.
20480 (vect_create_epilog_for_reduction): Likewise.
20481 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20482 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20483 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20485 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20486 vect_unused_in_loop. Change 0 to loop_vect.
20487 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20488 * var-tracking.c (get_init_value): Change return type to enum
20490 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20491 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20493 (arm_override_options): Add casts to enum type.
20494 (arm_emit_tls_decoration): Likewise.
20495 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20497 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20498 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20499 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20501 * config/s390/s390.c (code_for_builtin_64): Change to array of
20503 (code_for_builtin_31): Likewise.
20504 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20506 * config/sparc/sparc.c (sparc_override_options): Change value
20507 field in struct code_model to enum cmodel. In initializer change
20508 0 to NULL and add cast to enum type.
20510 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20511 Change all callers. Issue a -Wc++-compat warning using
20512 lhs_origtype if necessary.
20513 (convert_for_assignment): Issue -Wc++-compat warnings about
20514 invalid conversions to enum type on assignment.
20515 * c-common.h (build_modify_expr): Update declaration.
20517 2009-04-24 Nick Clifton <nickc@redhat.com>
20519 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20520 (function_arg_advance): Likewise.
20521 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20524 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20526 * config/s390/constraints.md ('I', 'J'): Fix condition.
20528 2009-04-24 Diego Novillo <dnovillo@google.com>
20530 * gengtype-parse.c (parse_error): Add newline after message.
20532 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20534 * config/i386/sse.md (avxmodesuffixs): Removed.
20535 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20536 (*avx_pinsr<ssevecsize>): This.
20538 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20540 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20541 follow chains of regs with a single definition, and allow expressions
20542 that are function_invariant_p.
20543 (simple_rhs_p): Allow expressions that are function_invariant_p.
20545 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20547 PR middle-end/39867
20548 * fold-const.c (fold_cond_expr_with_comparison): When folding
20549 > and >= to MAX, make sure the MAX uses the same type as the
20550 comparison's operands.
20552 2009-04-24 Nick Clifton <nickc@redhat.com>
20554 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20555 addressing for DImode accesses.
20556 (frv_print_operand_address): Handle PLUS case.
20557 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20559 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20561 PR rtl-optimization/39794
20562 * alias.c (canon_true_dependence): Add x_addr argument.
20563 * rtl.h (canon_true_dependence): Adjust prototype.
20564 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20565 * cselib.c (cselib_invalidate_mem): Likewise.
20566 * gcse.c (compute_transp): Likewise.
20567 * dse.c (scan_reads_nospill): Likewise.
20568 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20569 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20570 canon_base_addr of the group, plus optional offset.
20571 (struct group_info): Rename canon_base_mem to
20573 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20574 canon_rtx of base_mem.
20576 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20578 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20579 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20581 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20583 * config/spu/spu-builtins.h: Delete file.
20585 * config/spu/spu.h (enum spu_builtin_type): Move here from
20587 (struct spu_builtin_description): Likewise. Add GTY marker.
20588 Do not use enum spu_function_code or enum insn_code.
20589 (spu_builtins): Add extern declaration.
20591 * config/spu/spu.c: Do not include "spu-builtins.h".
20592 (enum spu_function_code, enum spu_builtin_type_index,
20593 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20594 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20595 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20596 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20597 (spu_builtin_types): Make static. Add GTY marker.
20598 (spu_builtins): Add extern declaration with GTY marker.
20599 Include "gt-spu.h".
20601 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20602 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20603 Check programmatically whether all parameters are scalar.
20605 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20607 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20609 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20610 assignment from the constructor either if the target is volatile.
20612 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20614 * config/arm/arm.md (insv): Do not share operands[0].
20616 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20618 * config/vxlib-tls.c (active_tls_threads): Delete.
20619 (delete_hook_installed): New.
20620 (tls_delete_hook): Don't delete the delete hook.
20621 (tls_destructor): Delete it here.
20622 (__gthread_set_specific): Adjust installing the delete hook.
20623 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20624 __gthread_leave_tsd_dtor_context.
20626 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20628 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20630 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20632 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20634 (alpha_rtx_costs): Ditto.
20635 (emit_unlikely_jump): Use add_reg_note.
20636 (emit_frame_store_1): Ditto.
20637 (alpha_expand_prologue): Ditto.
20638 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20639 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20641 2009-04-23 Nick Clifton <nickc@redhat.com>
20643 * config/v850/v850.md (epilogue): Remove suppressed code.
20644 (return): Rename to return_simple and remove test of frame size.
20645 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20646 to gen_return_simple.
20648 2009-04-22 Jing Yu <jingyu@google.com>
20651 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20653 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20656 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20657 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20658 value is a VECTOR_CST, the element type is the element type of the
20661 2009-04-22 DJ Delorie <dj@redhat.com>
20663 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20665 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20667 * alias.c (find_base_term): Move around LO_SUM case, so that
20668 CONST falls through into PLUS/MINUS handling.
20671 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20672 into 0, use omit_one_operand.
20674 2009-04-23 Ben Elliston <bje@au.ibm.com>
20676 * config/rs6000/linux-unwind.h (get_regs): Remove type
20677 puns. Change the type of `pc' to an array of unsigned ints and
20678 update all users. Constify frame24.
20680 2009-04-22 DJ Delorie <dj@redhat.com>
20682 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20683 declarations before code.
20684 (current_function_special_page_vector): Likewise.
20685 (m32c_expand_insv): Silence a warning.
20687 2009-04-21 Taras Glek <tglek@mozilla.com>
20689 * alias.c: Update GTY annotations to new syntax.
20690 * basic-block.h: Likewise.
20691 * bitmap.h: Likewise.
20692 * c-common.h: Likewise.
20693 * c-decl.c: Likewise.
20694 * c-parser.c: Likewise.
20695 * c-pragma.c: Likewise.
20696 * c-tree.h: Likewise.
20697 * cfgloop.h: Likewise.
20698 * cgraph.h: Likewise.
20699 * config/alpha/alpha.c: Likewise.
20700 * config/arm/arm.h: Likewise.
20701 * config/avr/avr.h: Likewise.
20702 * config/bfin/bfin.c: Likewise.
20703 * config/cris/cris.c: Likewise.
20704 * config/darwin.c: Likewise.
20705 * config/frv/frv.c: Likewise.
20706 * config/i386/i386.c: Likewise.
20707 * config/i386/i386.h: Likewise.
20708 * config/i386/winnt.c: Likewise.
20709 * config/ia64/ia64.h: Likewise.
20710 * config/iq2000/iq2000.c: Likewise.
20711 * config/mips/mips.c: Likewise.
20712 * config/mmix/mmix.h: Likewise.
20713 * config/pa/pa.c: Likewise.
20714 * config/pa/pa.h: Likewise.
20715 * config/rs6000/rs6000.c: Likewise.
20716 * config/s390/s390.c: Likewise.
20717 * config/sparc/sparc.c: Likewise.
20718 * config/xtensa/xtensa.c: Likewise.
20719 * cselib.h: Likewise.
20720 * dbxout.c: Likewise.
20721 * dwarf2out.c: Likewise.
20722 * except.c: Likewise.
20723 * except.h: Likewise.
20724 * fixed-value.h: Likewise.
20725 * function.c: Likewise.
20726 * function.h: Likewise.
20727 * gimple.h: Likewise.
20728 * integrate.c: Likewise.
20729 * optabs.c: Likewise.
20730 * output.h: Likewise.
20731 * real.h: Likewise.
20733 * stringpool.c: Likewise.
20734 * tree-data-ref.c: Likewise.
20735 * tree-flow.h: Likewise.
20736 * tree-scalar-evolution.c: Likewise.
20737 * tree-ssa-address.c: Likewise.
20738 * tree-ssa-alias.h: Likewise.
20739 * tree-ssa-operands.h: Likewise.
20740 * tree.c: Likewise.
20741 * tree.h: Likewise.
20742 * varasm.c: Likewise.
20743 * varray.h: Likewise.
20745 * coretypes.h: Do not define GTY macro if it is already defined.
20746 * doc/gty.texi: Update GTY documentation to new syntax.
20747 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20748 annotations on structs.
20749 * gengtype-parse.c: Likewise.
20751 2009-04-22 Mark Heffernan <meheff@google.com>
20753 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20755 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20757 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20760 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20762 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20763 the same as a PLUS without a shift. Increase the cost of a
20766 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20768 * Makefile.in: Update dependencies.
20769 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20770 * errors.h: Remove bogus comment about compatibility.
20771 (warning): Update declaration.
20772 * genautomata.c: Update all calls to warning.
20773 * gimple.c: Do not include errors.h. Include toplev.h.
20774 * tree-ssa-structalias.c: Do not include errors.h.
20775 * omega.c: Likewise.
20776 * tree-ssa-reassoc.c: Likewise.
20777 * config/spu/spu-c.c: Likewise.
20778 * config/spu/t-spu-elf: Update dependencies.
20780 2009-04-22 Richard Guenther <rguenther@suse.de>
20782 PR tree-optimization/39824
20783 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20784 make sure the types are compatible.
20786 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20789 * c-common.c (c_parse_error): Take a token_flags parameter.
20790 Use token_type for the token type instead.
20791 Pass token_flags to cpp_type2name.
20792 * c-common.h (c_parse_error): Update declaration.
20793 * c-parser.c (c_parser_error): Pass 0 as token flags.
20795 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20797 PR rtl-optimization/39580
20798 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20800 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20802 * function.c (expand_function_end): Do not emit a jump to the "naked"
20803 return label for fall-through returns.
20804 * except.c (sjlj_emit_function_exit): Always place the call to the
20805 unregister function at the location installed by expand_function_end.
20807 2009-04-22 Richard Guenther <rguenther@suse.de>
20809 PR tree-optimization/39845
20810 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20811 (gen_inbound_check): Likewise.
20813 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20815 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20817 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20818 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20820 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20822 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20823 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20824 shift counts to avoid out-of-bounds array accesses.
20826 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20828 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20829 (Pmode): Move above.
20831 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20833 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20834 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20835 GET_CODE macro. Use IN_RANGE macro where appropriate.
20836 * config/alpha/alpha.h: Ditto.
20837 * config/alpha/alpha.md: Ditto.
20838 * config/alpha/constraints.md: Ditto.
20839 * config/alpha/predicates.md: Ditto.
20841 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20843 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20844 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20845 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20846 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20847 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20848 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20849 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20850 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20851 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20852 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20853 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20854 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20855 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20856 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20857 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20858 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20859 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20860 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20861 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20862 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20863 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20864 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20865 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20866 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20867 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20868 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20869 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20871 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20873 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20874 references from comments.
20875 * cfgbuild.c: (count_basic_blocks): Delete.
20876 (find_basic_blocks_1): Delete.
20877 (find_basic_blocks): Delete.
20878 * except.c (finish_eh_generation): Make static. Move comment from
20879 except.h here. Remove find_basic_blocks references from comments.
20880 * except.h (finish_eh_generation): Delete.
20881 * basic-block.h (find_basic_blocks): Delete.
20882 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20884 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20886 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20887 (sdbout_parms): Likewise.
20889 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20891 * config/sh/sh.c (prepare_cbranch_operands): Use
20892 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20893 (expand_cbranchdi4): Likewise.
20894 (from_compare): Add cast to enum type.
20895 (expand_cbranchsi4): Use add_reg_note.
20896 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20897 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20898 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20899 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20900 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20901 instead of CODE_FOR_nothing.
20902 (cbranchdi4): Likewise. Fix the order of arguments for
20904 (push_fpscr): Use add_reg_note.
20905 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20906 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20908 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20910 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20911 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20912 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20913 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20914 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20915 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20916 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20917 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20918 config/alpha/x-vms, config/arc/t-arc,
20919 config/arm/README-interworking, config/arm/arm-c.c,
20920 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20921 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20922 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20923 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20924 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20925 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20926 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20927 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20928 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20929 config/cris/t-elfmulti, config/crx/t-crx,
20930 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20931 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20932 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20933 config/h8300/t-h8300, config/i386/athlon.md,
20934 config/i386/darwin-libgcc.10.4.ver,
20935 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20936 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20937 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20938 config/i386/t-linux64, config/i386/t-nwld,
20939 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20940 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20941 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20942 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20943 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20944 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20945 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20946 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20947 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20948 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20949 config/m68k/t-uclinux, config/mcore/t-mcore,
20950 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20951 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20952 config/mips/crtn.asm, config/mips/irix-crti.asm,
20953 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20954 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20955 config/mips/mips-fixed.md, config/mips/sb1.md,
20956 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20957 config/mips/t-iris6, config/mips/t-isa3264,
20958 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20959 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20960 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20961 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20962 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20963 config/mn10300/t-linux, config/mn10300/t-mn10300,
20964 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20965 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20966 config/picochip/libgccExtras/clzsi2.asm,
20967 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20968 config/rs6000/darwin-libgcc.10.4.ver,
20969 config/rs6000/darwin-libgcc.10.5.ver,
20970 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20971 config/rs6000/t-aix43, config/rs6000/t-aix52,
20972 config/rs6000/t-darwin, config/rs6000/t-fprules,
20973 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20974 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20975 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20976 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20977 config/rs6000/t-rtems, config/rs6000/t-spe,
20978 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20979 config/score/t-score-elf, config/sh/divcost-analysis,
20980 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20981 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20982 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20983 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20984 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20985 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20986 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20987 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20988 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20989 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20990 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20991 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20992 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20993 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20994 * config/h8300/genmova.sh: Include copyright and license notices
20995 in generated output.
20996 * config/h8300/mova.md: Regenerate.
20997 * doc/install.texi2html: Include word "Copyright" in copyright
20998 notice and use name "Free Software Foundation, Inc.".
20999 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21000 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21001 ChangeLog-2007, ChangeLog-2008: Correct dates.
21003 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21005 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21006 NE_EXPR operations as well.
21007 * c-parser.c (c_parser_condition): Do not set location information on
21009 (c_parser_conditional_expression): Likewise.
21010 (c_parser_binary_expression): Set location information on operators.
21011 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21012 TRUTH_NOT_EXPR has been folded.
21013 * fold-const.c (fold_truth_not_expr): Copy location information from
21014 the incoming expression to the outgoing one.
21015 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21016 recursive calls on the LHS of the operator but pass that of the
21017 operator to recursive calls on the RHS of the operator. Set it
21019 (shortcut_cond_expr): Set the locus of the operator on the second
21020 COND_EXPR and that of the expression on the first in degenerate cases.
21021 Pass the locus of the expression to calls to shortcut_cond_r.
21022 Set the locus of the 'then' block on the associated jump, if any.
21023 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21024 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21025 expression to call to gimplify_boolean_expr.
21027 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21029 * config.gcc: Add additional configuration for
21030 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21031 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21032 (CPP_SPEC): Redefine for allowing -municode option.
21033 (STARTFILE_SPEC): Likewise.
21034 * config/i386/t-mingw-w64: New.
21035 * config/i386/mingw-w64.opt: New.
21036 (municode): Add new target option.
21037 * doc/invoke.texi (municode): Add documentation for new option.
21039 2009-04-21 Ian Lance Taylor <iant@google.com>
21041 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21042 Correct test for number of arguments.
21043 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21045 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21047 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21048 argument of emit_library_call.
21050 2009-04-21 Richard Guenther <rguenther@suse.de>
21052 PR middle-end/39829
21053 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21054 inside VIEW_CONVERT_EXPRs.
21056 2009-04-21 Martin Jambor <mjambor@suse.cz>
21058 * tree-switch-conversion.c (build_constructors): Split a long line.
21059 (constructor_contains_same_values_p): New function.
21060 (build_one_array): Create assigns of constants if possible, do not
21061 call mark_sym_for_renaming, call update_stmt.
21062 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21063 make_rename_temp. Do not call mark_symbols_for_renaming, call
21065 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21066 find_new_referenced_vars, call update_stmt.
21067 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21068 instead of calling make_rename_temp. Do not call
21069 find_new_referenced_vars or mark_symbols_for_renaming, call
21072 2009-04-21 Richard Guenther <rguenther@suse.de>
21074 PR tree-optimization/39827
21075 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21076 (tree_ssa_phiprop): Pass the correct array size.
21078 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21080 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21082 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21085 * c-typeck.c (lvalue_p): Move declaration ...
21086 * c-common.h (lvalue_p): ... to here.
21087 * c-common.c (candidate_equal_p): New.
21088 (add_tlist): Use it.
21089 (merge_tlist): Use it.
21090 (warn_for_collisions_1): Likewise.
21091 (warning_candidate_p): Accept more candidates.
21092 (verify_tree): A warning candidate can be an expression. Use
21095 2009-04-21 Ben Elliston <bje@au.ibm.com>
21098 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21099 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21100 options. Remove -mcall-solaris documentation.
21102 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21105 * doc/invoke.texi (-Wlong-long): Update description.
21106 * c-lex (interpret_integer): Only warn if there was no previous
21107 overflow and -Wlong-long is enabled.
21108 * c-decl.c (declspecs_add_type): Drop redundant flags.
21109 * c.opt (Wlong-long): Init to -1.
21110 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21111 and front-end warn_long_long. Wlong-long only depends on other
21112 flags if it is uninitialized.
21113 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21114 the same for CPP and FE.
21115 (restore_extension_diagnostics): Likewise.
21117 2009-04-20 Ian Lance Taylor <iant@google.com>
21119 Fix enum conversions which are invalid in C++:
21120 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21121 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21122 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21123 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21124 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21125 (dbxout_parms): Likewise.
21126 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21127 (df_clear_flags): Likewise.
21128 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21129 top_flag parameter to int.
21130 (df_chain_create_bb_process_use): Likewise.
21131 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21133 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21134 (df_ref_create_structure, df_def_record_1): Likewise.
21135 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21136 (df_notes_rescan): Change 0 to VOIDmode in function call.
21137 (df_get_call_refs, df_insn_refs_collect): Likewise.
21138 (df_bb_regs_collect): Likewise.
21139 (df_entry_block_defs_collect): Likewise.
21140 (df_exit_block_uses_collect): Likewise.
21141 * df.h: Update declarations.
21142 * double-int.c (double_int_divmod): Add cast to enum type.
21143 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21144 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21145 (based_loc_descr): Likewise.
21146 (loc_descriptor_from_tree_1): Change first_op and second_op to
21147 enum dwarf_location_atom. Add cast to enum type.
21148 * expmed.c (init_expmed): Change 0 to SET in function call.
21149 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21150 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21151 (do_store_flag): Likewise.
21152 * fixed-value.h (struct fixed_value): Change mode to enum
21154 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21155 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21157 (insert_insn_decl, insert_decl, insert_state): Likewise.
21158 (automata_list_finish): Likewise.
21159 * genrecog.c (process_define_predicate): Add cast to enum type.
21160 * gensupport.c (init_predicate_table): Add cast to enum type.
21161 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21163 (gimple_build_call_1, gimple_build_label): Likewise.
21164 (gimple_build_goto, gimple_build_asm_1): Likewise.
21165 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21166 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21167 (enum fallback): Rename from enum fallback_t.
21168 (fallback_t): Typedef as int.
21169 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21170 GSI_SAME_STMT in function call.
21171 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21173 (setup_reg_class_relations): Likewise.
21174 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21175 (setup_prohibited_class_mode_regs): Add cast to enum type.
21176 (setup_prohibited_mode_move_regs): Likewise.
21177 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21178 (record_address_regs): Change i to enum reg_class.
21179 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21180 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21181 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21182 (GET_MODE_2XWIDER_MODE): Likewise.
21183 (GET_CLASS_NARROWEST_MODE): Likewise.
21184 * omp-low.c (expand_omp_for): Add cast to enum type.
21185 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21186 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21187 * postreload.c (reload_cse_simplify_operands): Change rclass local
21189 * predict.c (combine_predictions_for_insn): Change best_predictor
21190 and predictor to enum br_predictor.
21191 (combine_predictions_for_bb): Likewise.
21192 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21193 use SET_PREDICT_EXPR_OUTCOME.
21194 * real.c (real_arithmetic): Change icode to code in function call.
21195 * reginfo.c (init_move_cost): Add casts to enum type.
21196 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21197 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21199 * reload.c (find_valid_class): Add casts to enum type.
21200 (push_reload): Change 0 to NO_REGS in function call.
21201 (find_reloads): Change this_alternative to array of enum
21202 reg_class. Remove some now-unnecessary casts.
21203 (make_memloc): Change 0 to VOIDmode in function call.
21204 * reload1.c (reload): Change 0 to VOIDmode in function call.
21205 (eliminate_regs_1, elimination_effects): Likewise.
21206 (eliminate_regs_in_insn): Likewise.
21207 (emit_input_reload_insns): Add cast to enum type.
21208 (delete_output_reload): Change 0 to VOIDmode in function call.
21209 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21210 to enum type in function call.
21211 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21212 (SET_PREDICT_EXPR_OUTCOME): Define.
21213 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21214 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21215 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21216 (dump_function): Likewise.
21217 * tree-dump.h: Update declarations.
21218 * tree-pass.h: Update declarations.
21219 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21220 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21222 (arm_rtx_costs_1): Correct parenthesization.
21223 (arm_rtx_costs): Add casts to enum type.
21224 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21225 (vfp_emit_fstmd): Use add_rg_note.
21226 (emit_multi_reg_push, emit_sfm): Likewise.
21227 (thumb_set_frame_pointer): Likewise.
21228 (arm_expand_prologue): Likewise.
21229 (arm_regno_class): Change return type to enum reg_class.
21230 (thumb1_expand_prologue): Use add_reg_note.
21231 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21232 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21234 * config/arm/gentune.sh: Add cast to enum type.
21235 * config/arm/arm-tune.md: Rebuild.
21236 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21237 (ix86_split_fp_branch, predict_jump): Likewise.
21238 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21239 insn_code to enum rtx_code.
21240 (ix86_builtin_vectorized_function): Add cast to enum type.
21241 * config/i386/i386.md (truncdfsf2): Change slot to enum
21243 (truncxf<mode>2, isinf<mode>2): Likewise.
21244 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21246 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21247 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21248 (insert_bundle_state): Change 1 to INSERT in function call.
21249 (ia64_add_bundle_selector_before): Likewise.
21250 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21251 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21252 (restore_stack_nonlocal): Likewise.
21253 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21255 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21257 (mips_rtx_costs): Likewise.
21258 (mips_override_options): Add casts to enum type.
21259 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21261 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21262 (store_reg, set_reg_plus_d): Likewise.
21263 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21264 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21266 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21268 (emit_unlikely_jump): Use add_reg_note.
21269 (rs6000_emit_allocate_stack): Likewise.
21270 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21271 (output_toc): Change 1 to INSERT in function call.
21272 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21273 (rs6000_initialize_trampoline): Likewise.
21274 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21276 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21277 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21278 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21279 (save_gprs): Use add_reg_note.
21280 (s390_emit_prologue): Likewise.
21281 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21282 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21283 (sparc_fold_builtin): Add cast to enum type.
21284 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21286 (spu_expand_prologue): Use add_reg_note.
21287 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21289 2009-04-20 Ian Lance Taylor <iant@google.com>
21291 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21292 (c_parser_postfix_expression_after_primary): Get VEC for list of
21293 arguments. Get original types of arguments. Call
21294 build_function_call_vec.
21295 (cached_expr_list_1, cached_expr_list_2): New static variables.
21296 (c_parser_expr_list): Change return type to VEC *. Add
21297 p_orig_types parameter. Change all callers.
21298 (c_parser_release_expr): New static function.
21299 (c_parser_vec_to_tree_list): New static function.
21300 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21301 call build_function_call_vec.
21302 (build_function_call_vec): New function, based on old
21303 build_function_call.
21304 (convert_arguments): Remove nargs and argarray parameters. Change
21305 values to a VEC. Add origtypes parameter.
21306 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21307 (convert_for_assignment): Add origtype parameter. Change all
21308 callers. If warn_cxx_compat, check for conversion to an enum
21309 type when calling a function.
21310 (store_init_value): Add origtype parameter. Change all callers.
21311 (digest_init): Likewise.
21312 (struct init_node): Add origtype field.
21313 (add_pending_init): Add origtype parameter. Change all callers.
21314 (output_init_element): Likewise.
21315 (output_pending_init_elements): Pass origtype from init_node to
21316 output_init_element.
21317 (process_init_element): Pass origtype from c_expr to
21318 output_init_element.
21319 (c_finish_return): Add origtype parameter. Change all callers.
21320 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21322 (sync_resolve_params): Likewise.
21323 (sync_resolve_return): Change params to first_param. Change caller.
21324 (resolve_overloaded_builtins): Change params to VEC *. Change
21325 callers. Save first parameter around call to build_function_call_vec.
21326 * c-decl.c (finish_decl): Add origtype parameter. Change all
21327 callers. Call build_function_call_vec rather than
21328 build_function_call for cleanup.
21329 * c-tree.h: Update declarations.
21330 * c-common.h: Update declarations.
21331 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21332 params to first_param.
21333 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21334 params parameter from tree to void *.
21335 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21336 Change arglist parameter to have type void *, and to be a pointer
21338 * config/rs6000/rs6000-protos.h
21339 (altivec_resolve_overloaded_builtin): Update declaration.
21340 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21341 fnargs parameter to have type void *, and to be a pointer to a
21342 VEC. Call build_function_call_vec instead of
21343 build_function_call.
21344 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21346 2009-04-20 Joey Ye <joey.ye@intel.com>
21347 Xuepeng Guo <xuepeng.guo@intel.com>
21348 H.J. Lu <hongjiu.lu@intel.com>
21350 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21352 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21353 (IX86_LEA_PRIORITY): Likewise.
21354 (distance_non_agu_define): New function.
21355 (distance_agu_use): Likewise.
21356 (ix86_lea_for_add_ok): Likewise.
21357 (ix86_dep_by_shift_count): Likewise.
21359 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21360 should split for LEA.
21362 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21364 (ix86_dep_by_shift_count): Likewise.
21366 2009-04-20 Richard Guenther <rguenther@suse.de>
21368 * expr.c (handled_component_p): Move ...
21369 * tree.h (handled_component_p): ... here.
21370 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21371 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21372 and REALPART_EXPR to be in one group.
21374 2009-04-20 Richard Guenther <rguenther@suse.de>
21376 * basic-block.h (get_all_dominated_blocks): Declare.
21377 * dominance.c (get_all_dominated_blocks): New function.
21378 * tree-cfg.c (get_all_dominated_blocks): Remove.
21379 (remove_edge_and_dominated_blocks): Adjust.
21380 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21381 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21382 instead of recursing.
21384 2009-04-20 Doug Kwan <dougkwan@google.com>
21386 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21387 (struct cgraph_node_set_def): New type.
21388 (cgraph_node_set) New type. Also declare vector functions.
21389 (struct cgraph_node_set_element_def): New type.
21390 (cgraph_node_set_element): Ditto.
21391 (cgraph_node_set_iterator): New iterator type.
21392 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21393 cgraph_node_set_remove, dump_cgraph_node_set,
21394 debug_cgraph_node_set): New prototypes.
21395 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21396 cgraph_node_set_size): New inlines.
21397 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21398 including cgraph.h.
21399 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21400 argument to function 'write_summary'.
21401 * ipa.c: Include ggc.h.
21402 (hash_cgraph_node_set_element,
21403 eq_cgraph_node_set_element, cgraph_node_set_new,
21404 cgraph_node_set_add, cgraph_node_set_remove,
21405 cgraph_node_set_find, dump_cgraph_node_set,
21406 debug_cgraph_node_set): New functions.
21407 * Makefile.in (ipa.o): Add dependency on GGC_H.
21409 2009-04-20 Ira Rosen <irar@il.ibm.com>
21411 PR tree-optimization/39675
21412 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21413 check of the return code of vect_schedule_slp. Check that
21414 stmt_vec_info still exists for the statement, before checking its
21415 vectorization type.
21417 2009-04-20 Michael Matz <matz@suse.de>
21419 * Makefile.in (generated_files): Take out $(simple_generated_c).
21421 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21423 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21424 (UINTPTR_TYPE): Likewise.
21426 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21429 * c-typeck.c (digest_init): Check for initializing an array with a
21432 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21435 * c-semantics.c (pop_stmt_list): Propagate
21436 STATEMENT_LIST_HAS_LABEL to parent statement list.
21438 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21440 * config/mips/mips.h (mips_tune_attr): New macro.
21441 * config/mips/mips.md (cpu): Use it.
21443 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21446 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21449 2009-04-19 Diego Novillo <dnovillo@google.com>
21451 * toplev.c (compile_file): Move call to coverage_finish ...
21452 * cgraphunit.c (ipa_passes): ... here.
21453 Call cgraph_process_new_functions.
21454 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21455 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21457 2009-04-19 Jan Hubicka <jh@suse.cz>
21459 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21461 (dump_cgraph_node): Dump can throw external flag.
21462 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21464 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21468 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21469 * common.opt (Wlogical-op): Move from here...
21470 * c.opt (Wlogical-op): ... to here.
21471 * c-typeck.c (parser_build_binary_op): Update call to
21472 warn_logical_operator.
21473 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21475 * c-common.c (warn_logical_op): Update.
21476 * c-common.h (warn_logical_op): Update declaration.
21478 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21480 * tree.c (protected_set_expr_location): Fix formatting.
21482 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21485 * c-typeck.c (readonly_warning): new.
21486 (build_unary_op, build_modify_expr): Use readonly_warning for
21487 storing into something readonly but not const-qualified.
21489 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21492 * c-typeck.c (build_unary_op): Check for taking address of
21493 expression of type void.
21495 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21498 * c-typeck.c (build_function_call): Check for calling a function
21499 with qualified void return types. Call require_complete_type when
21502 2009-04-18 Jan Hubicka <jh@suse.cz>
21504 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21506 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21507 can_throw_external flag.
21508 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21509 * ipa-pure-const.c (ignore_edge): New function.
21510 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21511 only over can_throw_external edges.
21512 (local_pure_const): Add nothrow flag.
21513 * ipa-utils.c (searchc): Add ignore_edge callback.
21514 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21515 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21516 (set_nothrow_function_flags): Update cgraph.
21517 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21519 2009-04-18 Richard Guenther <rguenther@suse.de>
21521 PR middle-end/39804
21522 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21523 (fold_stmt): ... this and ...
21524 (fold_stmt_inplace): ... this.
21525 (fold_stmt_1): Fold references in calls and asms.
21526 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21528 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21530 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21531 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21533 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21535 * tree.c (function_args_count): Remove.
21536 * tree.h: Remove the prototype for function_args_count.
21538 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21540 * tree-iterator.c (expr_only): Remove.
21541 * tree.h: Remove the prototype for expr_only.
21543 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21545 * reginfo.c (cannot_change_mode_set_regs): Remove.
21546 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21548 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21550 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21551 whether operands 0 and 1 overlaps.
21553 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21555 PR middle-end/36902
21556 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21557 pointer. Use warning_at instead of warning.
21558 (search_for_addr_array): Likewise.
21559 (check_array_bounds): Likewise.
21560 (check_all_array_refs): Check that the incoming edge is not in the
21561 list of edges to be removed.
21562 (check_all_array_refs): Avoid the temporal pointer.
21563 (vrp_visit_cond_stmt): Fix typo.
21564 (simplify_switch_using_ranges): Handle the case where the switch
21565 index is an integer constant.
21567 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21569 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21571 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21573 * doc/extend.texi, doc/invoke.texi: Fix typos.
21575 2009-04-17 Cary Coutant <ccoutant@google.com>
21577 * tree-flow-inline.h (get_lineno): Fix inverted test.
21579 2009-04-17 Diego Novillo <dnovillo@google.com>
21581 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21582 assertion for AVAIL_OUT.
21584 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21587 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21588 * config/sh/linux-atomic.asm: Likewise.
21590 2009-04-17 Diego Novillo <dnovillo@google.com>
21592 * except.c (debug_eh_tree): New.
21593 (struct eh_region, struct eh_status): Move ...
21594 * except.h: ... here.
21595 (add_type_for_runtime): Declare extern.
21596 (lookup_type_for_runtime): Likewise.
21597 (debug_eh_tree): Declare.
21598 * Makefile.in (GTFILES): List except.h before except.c
21600 2009-04-17 Diego Novillo <dnovillo@google.com>
21602 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21603 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21604 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21605 (find_vars_r): ... here.
21606 * tree-flow.h (find_referenced_vars_in): Declare.
21607 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21608 that AVAIL_OUT exists for BLOCK.
21609 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21610 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21611 (tree-parloops.o): Likewise.
21613 2009-04-17 Simon Baldwin <simonb@google.com>
21615 * toplev.c (default_tree_printer): Add handling for %E format.
21617 2009-04-17 Diego Novillo <dnovillo@google.com>
21619 * tree-pretty-print.c (dump_generic_node): Add break after
21620 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21621 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21622 FUNCTION_TYPE together. Call print_struct_decl when printing
21623 structures and TDF_SLIM is not given.
21624 (print_struct_decl): Fix logic for detecting recursion.
21626 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21629 * gcc.c (create_at_file): New.
21630 (compile_input_file_p): New.
21631 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21632 * main.c (main): Update call to toplev_main.
21633 * toplev.c (toplev_main): Change signature. Call expandargv.
21634 * toplev.h (toplev_main): Change signature.
21636 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21638 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21639 if the latter is not constant.
21641 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21643 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21645 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21647 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21648 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21650 2009-04-17 Richard Guenther <rguenther@suse.de>
21652 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21653 Handle component references view-converting an invariant address.
21655 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21657 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21658 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21659 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21660 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21661 Use @deftypevr rather than @deftypevar.
21663 2009-04-17 Richard Guenther <rguenther@suse.de>
21665 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21666 (get_prop_source_stmt): Likewise.
21667 (can_propagate_from): Likewise.
21669 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21671 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21672 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21673 (--with-multilib-list): Add default value.
21674 * configure: Regenerate.
21675 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21676 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21677 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21678 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21679 Don't add default cpu to multilib list unnecessarily, but do enable
21680 the relevant compiler option..
21681 Add support for --with-multilib-list=<blank> and
21682 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21683 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21684 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21685 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21686 TM_MULTILIB_CONFIG.
21687 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21688 (MULTILIB_OSDIRNAMES): New variable.
21689 * config/sh/t-1e: Delete file.
21690 * config/sh/t-mlib-sh1: Delete file.
21691 * config/sh/t-mlib-sh2: Delete file.
21692 * config/sh/t-mlib-sh2a: Delete file.
21693 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21694 * config/sh/t-mlib-sh2a-single: Delete file.
21695 * config/sh/t-mlib-sh2a-single-only: Delete file.
21696 * config/sh/t-mlib-sh2e: Delete file.
21697 * config/sh/t-mlib-sh3e: Delete file.
21698 * config/sh/t-mlib-sh4: Delete file.
21699 * config/sh/t-mlib-sh4-nofpu: Delete file.
21700 * config/sh/t-mlib-sh4-single: Delete file.
21701 * config/sh/t-mlib-sh4-single-only: Delete file.
21702 * config/sh/t-mlib-sh4a: Delete file.
21703 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21704 * config/sh/t-mlib-sh4a-single: Delete file.
21705 * config/sh/t-mlib-sh4a-single-only: Delete file.
21706 * config/sh/t-mlib-sh4al: Delete file.
21707 * config/sh/t-mlib-sh5-32media: Delete file.
21708 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21709 * config/sh/t-mlib-sh5-64media: Delete file.
21710 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21711 * config/sh/t-mlib-sh5-compact: Delete file.
21712 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21713 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21714 * doc/install.texi (Options specification): Add
21715 --with-multilib-list and --with-endian.
21717 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21719 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21721 (OBJS-common): Add plugin-version.o.
21722 (plugin-version.o): New.
21723 * gcc-plugin.h (plugin_gcc_version): New.
21724 (plugin_default_version_check): New.
21725 (plugin_init_func, plugin_init): Add version argument.
21726 * plugin-version.c: New.
21727 * plugin.c (str_plugin_gcc_version_name): New.
21728 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21729 pass it to the init function.
21730 (plugin_default_version_check): New.
21732 2009-04-17 Richard Guenther <rguenther@suse.de>
21734 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21735 for decl-vs-decl disambiguation.
21737 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21739 * config/s390/s390.h (s390_tune_attr): New macro definition.
21740 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21742 2009-04-17 Richard Guenther <rguenther@suse.de>
21744 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21745 (fold_stmt_r): Likewise.
21746 (maybe_fold_reference): New function.
21747 (fold_gimple_assign): Handle cases fold_stmt_r did.
21748 (fold_stmt): Do not use fold_stmt_r.
21749 (fold_stmt_inplace): Likewise.
21751 2009-04-17 Richard Guenther <rguenther@suse.de>
21753 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21754 (record_equivalences_from_stmt): Remove useless checks and
21756 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21757 the type is already suitable.
21759 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21761 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21763 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21765 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21766 (CMPtype): Define as __gcc_CMPtype.
21768 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21770 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21771 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21773 2009-04-17 Richard Guenther <rguenther@suse.de>
21775 PR tree-optimization/39746
21776 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21777 special-casing for builtins and static variable use/def.
21778 (call_may_clobber_ref_p_1): Likewise.
21780 2009-04-16 Ian Lance Taylor <iant@google.com>
21782 * df.h: Include "timevar.h".
21783 (struct df_problem): Change tv_id field to timevar_id_t.
21784 * tree-pass.h: Include "timevar.h".
21785 (struct opt_pass): Change tv_id field to timevar_id_t.
21786 * timevar.h (timevar_id_t): Define TV_NONE.
21787 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21788 TV_NONE rather than tv_id != 0.
21789 (execute_one_pass): Likewise.
21790 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21791 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21792 dependencies to $(TREE_PASS_H).
21793 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21795 (pass_branch_target_load_optimize2): Likewise.
21796 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21797 (pass_outof_cfg_layout_mode): Likewise.
21798 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21799 (pass_rebuild_cgraph_edges): Likewise.
21800 (pass_remove_cgraph_callee_edges): Likewise.
21801 * df-core.c (pass_df_initialize_opt): Likewise.
21802 (pass_df_initialize_no_opt): Likewise.
21803 (pass_df_finish): Likewise.
21804 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21805 * except.c (pass_set_nothrow_function_flags): Likewise.
21806 (pass_convert_to_eh_region_ranges): Likewise.
21807 * final.c (pass_compute_alignments): Likewise.
21808 * function.c (pass_instantiate_virtual_regs): Likewise.
21809 (pass_init_function): Likewise.
21810 (pass_leaf_regs): Likewise.
21811 (pass_match_asm_constraints): Likewise.
21812 * gimple-low.c (pass_lower_cf): Likewise.
21813 (pass_mark_used_blocks): Likewise.
21814 * init-regs.c (pass_initialize_regs): Likewise.
21815 * integrate.c (pass_initial_value_sets): Likewise.
21816 * ira.c (pass_ira): Likewise.
21817 * jump.c (pass_cleanup_barriers): Likewise.
21818 * omp-low.c (pass_expand_omp): Likewise.
21819 (pass_lower_omp): Likewise.
21820 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21821 * recog.c (pass_split_all_insns): Likewise.
21822 (pass_split_after_reload): Likewise.
21823 (pass_split_before_regstack): Likewise.
21824 (pass_split_before_sched2): Likewise.
21825 (pass_split_for_shorten_branches): Likewise.
21826 * reginfo.c (pass_reginfo_init): Likewise.
21827 (pass_subregs_of_mode_init): Likewise.
21828 (pass_subregs_of_mode_finish): Likewise.
21829 * passes.c (pass_postreload): Likewise.
21830 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21831 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21832 (pass_warn_function_return): Likewise.
21833 (pass_warn_function_noreturn): Likewise.
21834 * tree-complex.c (pass_lower_complex): Likewise.
21835 (pass_lower_complex_O0): Likewise.
21836 * tree-if-conv.c (pass_if_conversion): Likewise.
21837 * tree-into-ssa.c (pass_build_ssa): Likewise.
21838 * tree-mudflap.c (pass_mudflap_1): Likewise.
21839 (pass_mudflap_2): Likewise.
21840 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21841 (pass_mudflap_2): Likewise.
21842 * tree-nrv.c (pass_return_slot): Likewise.
21843 * tree-object-size.c (pass_object_sizes): Likewise.
21844 * tree-optimize.c (pass_all_optimizations): Likewise.
21845 (pass_early_local_passes): Likewise.
21846 (pass_all_early_optimizations): Likewise.
21847 (pass_cleanup_cfg): Likewise.
21848 (pass_cleanup_cfg_post_optimizing): Likewise.
21849 (pass_free_datastructures): Likewise.
21850 (pass_free_cfg_annotations): Likewise.
21851 (pass_fixup_cfg): Likewise.
21852 (pass_init_datastructures): Likewise.
21853 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21854 (pass_late_warn_uninitialized): Likewise.
21855 (pass_update_address_taken): Likewise.
21856 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21857 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21858 (pass_cse_sincos): Likewise.
21859 (pass_convert_to_rsqrt): Likewise.
21860 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21861 * tree-stdarg.c (pass_stdarg): Likewise.
21862 * tree-tailcall.c (pass_tail_recursion): Likewise.
21863 (pass_tail_calls): Likewise.
21864 * tree-vect-generic.c (pass_lower_vector): Likewise.
21865 (pass_lower_vector_ssa): Likewise.
21866 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21868 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21870 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21872 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21874 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21875 logical and signext.
21877 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21880 * config/sh/predicates.md (arith_operand): Check if the operand
21881 of TRUNCATE is a REG.
21883 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21885 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21886 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21888 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21890 * tree-iterator.c (tsi_split_statement_list_after,
21891 tsi_split_statement_list_before): Remove.
21892 * tree-iterator.h: Remove the prototypes for
21893 tsi_split_statement_list_after and tsi_split_statement_list_before.
21895 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21897 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21898 * tree-ssa-propagate.h: Remove the prototype for
21899 stmt_makes_single_load.
21901 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21903 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21904 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21906 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21908 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21910 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21912 * except.c (eh_region_outer_p): Remove.
21913 * except.h: Remove the prototype for eh_region_outer_p.
21915 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21917 * function.c (current_function_assembler_name): Remove.
21918 * function.h: Remove the prototype for
21919 current_function_assembler_name.
21921 2009-04-16 Ian Lance Taylor <iant@google.com>
21923 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21924 (add_reg_note): Call alloc_reg_note.
21925 * rtl.h (alloc_reg_note): Declare.
21926 * combine.c (try_combine): Use alloc_reg_note.
21927 (recog_for_combine, move_deaths): Likewise.
21928 (distribute_notes): Use alloc_reg_note and add_reg_note.
21929 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21930 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21931 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21933 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21935 PR rtl-optimization/39762
21936 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21937 ira_may_move_out_cost): Add comments about way of their usage.
21938 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21940 * ira-conflicts.c (process_regs_for_copy): Use function
21941 ira_get_register_move_cost instead of global
21942 ira_register_move_cost.
21944 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21945 color_pass, move_spill_restore, update_curr_costs): Ditto.
21947 * ira-lives.c (process_single_reg_class_operands): Ditto.
21949 * ira-emit.c (emit_move_list): Ditto.
21951 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21952 (record_reg_classes): Ditto. Use functions
21953 ira_get_register_move_cost and ira_get_may_move_cost instead of
21954 global vars ira_register_move_cost, ira_may_move_out_cost and
21955 ira_may_move_in_cost.
21956 (record_address_regs): Don't call ira_init_register_move_cost.
21957 Use function ira_get_may_move_cost instead of global
21958 ira_may_move_in_cost.
21959 (process_bb_node_for_hard_reg_moves): Use function
21960 ira_get_register_move_cost instead of global ira_register_move_cost.
21961 (ira_costs): Don't call ira_init_register_move_cost.
21963 2009-04-16 Richard Guenther <rguenther@suse.de>
21965 * tree-cfg.c (verify_gimple_assign_binary):
21966 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21967 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21968 (create_general_new_stmt): Note that this function is broken.
21970 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21972 * common.opt (fhelp): Add Var(help_flag).
21973 * gcc-plugin.h (plugin_info): Add help.
21974 * plugin.c (plugin_name_args): Add help.
21975 (register_plugin_info): Set plugin->help.
21976 (print_help_one_plugin): New.
21977 (print_plugins_help): New.
21978 * plugin.h (print_plugins_help): New.
21979 * toplev.c (toplev_main): Call print_plugins_help if needed.
21981 2009-04-16 Richard Guenther <rguenther@suse.de>
21983 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21984 (gimple_ior_addresses_taken_1): New function.
21985 (gimple_ior_addresses_taken): Likewise.
21986 * gimple.h (struct gimple_statement_with_ops_base): Remove
21987 addresses_taken member.
21988 (gimple_ior_addresses_taken): Declare.
21989 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21990 gimple_set_addresses_taken): Remove.
21991 * ipa-reference.c (mark_address): New function.
21992 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21993 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21994 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21995 (gimple_add_to_addresses_taken): Remove.
21996 (get_tmr_operands): Call mark_address_taken.
21997 (get_asm_expr_operands): Likewise.
21998 (get_expr_operands): Likewise.
21999 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22000 (free_stmt_operands): Do not free it.
22001 * tree-ssa.c (delete_tree_ssa): Likewise.
22002 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22004 2009-04-16 Richard Guenther <rguenther@suse.de>
22006 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22007 (walk_stmt_load_store_ops): Likewise.
22008 * gimple.c (get_base_loadstore): New function.
22009 (walk_stmt_load_store_addr_ops): Likewise.
22010 (walk_stmt_load_store_ops): Likewise.
22011 * ipa-pure-const.c (check_op): Simplify.
22012 (check_load, check_store): New functions.
22013 (check_stmt): Use walk_stmt_load_store_ops.
22014 * ipa-reference.c (mark_load): Adjust signature.
22015 (mark_store): Likewise.
22016 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22018 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22020 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22021 (plugin_info): New.
22022 * opts.c (common_handle_option): Don't call print_version.
22023 * plugin.c (plugin_name_args): Add version.
22024 (register_plugin_info): New.
22025 (register_callback): Handle PLUGIN_INFO.
22026 (try_init_one_plugin): New.
22027 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22029 (finalize_one_plugin): New.
22030 (finalize_plugins): New.
22031 (print_one_plugin): New.
22032 (print_plugins_versions): New.
22033 * plugin.h (print_plugins_versions): New.
22034 (finalize_plugins): New.
22035 * toplev.c (compile_file): Don't call initialize_plugins.
22036 (print_version): Call print_plugins_versions.
22037 (toplev_main): Call initialize_plugins. Print version if needed.
22038 Call finalize_plugins.
22040 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22042 * common.opt (fversion): New.
22043 * gcc.c (print_version): New.
22044 (process_command): Don't print the version. Just set print_version.
22045 (main): Print version. Call subprocesses if print_version and
22046 verbose_flag are set.
22047 * opts.c (common_handle_option): Handle OPT_fversion.
22049 2009-04-16 Richard Guenther <rguenther@suse.de>
22050 Ira Rosen <irar@il.ibm.com>
22052 PR tree-optimization/39698
22053 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22054 type of the reduction variable. Only generate the def if
22057 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22058 make sure to first convert to an integer of the same precision.
22059 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22060 the type of the evolution correctly in computing the new
22061 induction variable base.
22063 2009-04-16 Richard Guenther <rguenther@suse.de>
22065 PR middle-end/39625
22066 * tree-cfg.c (make_blocks): Split statements with to-be
22067 abnormal SSA names on the lhs.
22069 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22071 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22072 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22073 * c-typeck.c (really_start_incremental_init): Likewise.
22074 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22075 (TARGET_INITIALIZER): Remove it.
22076 * target.h (struct target): Remove vector_opaque_p.
22077 * tree.c (build_opaque_vector_type): New.
22078 * tree.h (TYPE_VECTOR_OPAQUE): New.
22079 (build_opaque_vector_type): Declare.
22080 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22081 * config/rs6000/rs6000.c (build_opaque_vector_type,
22082 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22083 (rs6000_init_builtins): Use build_opaque_vector_type for
22084 opaque_V4SI_type_node.
22086 2009-04-15 Catherine Moore <clm@codesourcery.com>
22088 * debug.h (set_name): Declare.
22089 * dwarf2out.c (dwarf2out_set_name): Declare.
22090 (dwarf2_debug_hooks): Add set_name.
22091 (find_AT_string): New.
22092 (add_AT_string): Call find_AT_string.
22093 (dwarf2out_set_name): New.
22094 * cp/decl.c (grokdeclarator): Call set_name.
22095 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22096 * debug.c (do_nothing_debug_hooks): Likewise.
22097 * dbxout.c (dbx_debug_hooks): Likewise.
22098 * sdbout.c (sdb_debug_hooks): Likewise.
22100 2009-04-15 Michael Eager <eager@eagercon.com>
22102 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22103 reg for single-precision FPU.
22104 * config/rs6000/rs6000.md (movsi_internal1): Only for
22105 !TARGET_SINGLE_FPU.
22106 (movsi_internal1_single): New. Add pattern to move SI values to/from
22107 single-precision FP regs.
22109 2009-04-15 Richard Guenther <rguenther@suse.de>
22111 * omp-low.c (lower_rec_input_clauses): Build correct address
22113 (expand_omp_for_generic): Fix multiplication type.
22114 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22115 (generate_memset_zero): Fix types.
22116 * tree-profile.c (prepare_instrumented_value): Correctly
22119 2009-04-15 Ian Lance Taylor <iant@google.com>
22121 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22122 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22123 for -Wall and for -Wc++-compat.
22124 (c_common_post_options): For C++, set warn_enum_compare if not
22126 * c-tree.h (struct c_expr): Add field original_type.
22127 (build_external_ref): Update declaration.
22128 * c-parser.c (c_parser_braced_init): Set original_type.
22129 (c_parser_initelt): Likewise.
22130 (c_parser_expr_no_commas): Likewise.
22131 (c_parser_conditional_expression): Likewise.
22132 (c_parser_cast_expression): Likewise.
22133 (c_parser_unary_expression): Likewise. Pull setting of
22134 original_code to top of function.
22135 (c_parser_sizeof_expression): Set original_type.
22136 (c_parser_alignof_expression): Likewise.
22137 (c_parser_postfix_expression): Likewise. Pull setting of
22138 original_code to top of function.
22139 (c_parser_postfix_expression_after_paren_type): Set original_type.
22140 (c_parser_postfix_expression_after_primary): Likewise.
22141 (c_parser_expression): Likewise.
22142 * c-typeck.c (build_external_ref): Add type parameter. Change all
22144 (c_expr_sizeof_expr): Set original_type field.
22145 (parser_build_unary_op): Likewise.
22146 (parser_build_binary_op): Likewise. Optionally warn about
22147 comparisons of enums of different types.
22148 (digest_init): Set original_type field.
22149 (really_start_incremental_init): Likewise.
22150 (push_init_level, pop_init_level): Likewise.
22151 * doc/invoke.texi (Warning Options): -Wenum-compare now
22154 2009-04-15 Richard Guenther <rguenther@suse.de>
22156 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22157 out a necessary conversion.
22158 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22159 names we didn't value number.
22160 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22162 2009-04-15 Richard Guenther <rguenther@suse.de>
22164 PR tree-optimization/39764
22165 * tree-ssa-ccp.c (get_value): Canonicalize value with
22166 canonicalize_float_value.
22168 2009-04-15 Jan Hubicka <jh@suse.cz>
22170 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22171 Wrong version of patch.
22173 2009-04-15 Jan Hubicka <jh@suse.cz>
22175 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22177 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22179 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22180 our distinct integral and vector types.
22182 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22184 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22185 * init.c (build_vtbl_address): Remove call to assemble_external.
22187 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22189 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22190 output for other floating point modes.
22192 2009-04-14 Diego Novillo <dnovillo@google.com>
22194 * diagnostic.c (diagnostic_report_diagnostic): Do not
22195 warn about loaded plugins for DK_ERROR and DK_WARNING.
22196 * c-decl.c (declspecs_add_type): Move call to
22197 invoke_plugin_callbacks ...
22198 * c-parser.c (c_parser_declspecs): ... here.
22199 * plugin.c (dump_active_plugins): Tidy output.
22201 2009-04-14 Diego Novillo <dnovillo@google.com>
22202 Le-Chun Wu <lcwu@google.com>
22204 * configure.ac: Add --enable-plugin support.
22205 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22206 * Makefile.in (PLUGIN_H): Define.
22207 Export ENABLE_PLUGIN and GMPINC to site.exp.
22208 Add PLUGINLIBS to link command.
22209 Add/modify dependencies for plugin.o and files including plugin.h.
22211 * config.in: Regenerate.
22213 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22216 2009-04-14 Le-Chun Wu <lcwu@google.com>
22218 * tree-pass.h (register_one_dump_file): Add a prototype for
22219 register_one_dump_file.
22220 * toplev.c (compile_file): Call initialize_plugins.
22221 (do_compile): Call invoke_plugin_callbacks.
22222 (toplev_main): Call invoke_plugin_callbacks.
22223 * common.opt: Add -fplugin= and -fplugin-arg-.
22224 * gcc-plugin.h: New public header file for plugins to include.
22225 * plugin.c: New source file.
22226 * plugin.h: New internal header file.
22227 * passes.c (register_one_dump_file): Make it external.
22229 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22231 2009-04-14 Diego Novillo <dnovillo@google.com>
22233 * doc/plugins.texi: New.
22234 * doc/gccint.texi: Add reference to Plugins chapter.
22235 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22236 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22237 loaded plugins, if any.
22238 * timevar.def (TV_PLUGIN_INIT): Define.
22239 (TV_PLUGIN_RUN): Define.
22240 * plugin.c: Include timevar.h
22241 (plugins_active_p): New.
22242 (dump_active_plugins): New.
22243 (debug_active_plugins): New.
22245 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22247 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22249 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22251 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22253 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22254 the same as a minus without a shift.
22256 2009-04-14 Nick Clifton <nickc@redhat.com>
22258 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22259 comparisons with small integers will always produce a short
22262 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22265 2008-12-19 Diego Novillo <dnovillo@google.com>
22267 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22269 2009-04-14 Richard Guenther <rguenther@suse.de>
22271 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22273 (verify_gimple_assign_binary): Likewise. Handle shifts and
22275 (verify_gimple_phi): Print the mismatched argument position.
22276 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22278 (vect_update_init_of_dr): Likewise.
22279 * matrix-reorg.c (transform_access_sites): Do what the
22281 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22283 2009-04-13 Michael Eager <eager@eagercon.com>
22285 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22286 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22287 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22288 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22289 remove duplicate config
22291 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22293 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22294 file_name:line_number type locator of the call site.
22296 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22298 * genautomata.c: Put blank after comma.
22299 (automaton_decls): New.
22300 (struct unit_usage): Add comments to member next.
22301 (store_alt_unit_usage): Keep the list ordered.
22302 (unit_present_on_list_p, equal_alternatives_p): New.
22303 (check_regexp_units_distribution): Check units distribution
22304 correctness correctly.
22305 (main): Don't write automata if error is found. Return correct
22308 * config/m68k/cf.md (cfv4_ds): Remove.
22309 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22310 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22312 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22313 power4-load-ext, power4-store, power4-store-update,
22314 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22315 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22316 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22317 power4-sqrt, power4-isync): Modify reservation to make correct
22318 unit distribution to automata.
22320 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22321 power5-store-update, power5-two, power5-three, power5-lmul,
22322 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22324 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22326 * except.c (pass_set_nothrow_function_flags): Set name and add
22328 (set_nothrow_function_flags): Mention in the dump file when
22329 changing a function to nothrow.
22331 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22334 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22335 instead of unsigned long.
22337 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22339 * config/arm/arm.c (return_used_this_function): Remove.
22340 (arm_output_function_prologue): Remove use of
22341 return_used_this_function.
22342 (output_return_instruction): Replace use of
22343 return_used_this_function
22344 by cfun->machine->return_used_this_function.
22345 (arm_output_epilogue): Likewise.
22346 (arm_output_function_epilogue): Likewise.
22347 (thumb_unexpanded_epilogue): Likewise.
22348 * config/arm/arm.h (struct machine_function):
22349 New member return_used_this_function.
22351 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22353 * doc/install.texi: Correct description of default directory for
22354 --with-gxx-include-dir.
22356 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22358 * fold-const.c (build_range_check): Properly deal with enumeral and
22359 boolean base types.
22361 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22363 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22364 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22365 * params.h (MAX_GCSE_PASSES): Remove.
22366 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22367 in sequence. Remove ability to run multiple passes.
22368 (bypass_jumps): Report run as third CPROP pass.
22370 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22372 PR middle-end/39651
22373 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22374 when deciding whether the whole SEQUENCE can throw.
22376 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22379 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22380 offseted label references.
22382 2009-04-11 Jan Hubicka <jh@suse.cz>
22384 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22386 2009-04-11 Richard Guenther <rguenther@suse.de>
22388 PR middle-end/39732
22389 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22390 return variables as TREE_ADDRESSABLE.
22392 2009-04-11 Richard Guenther <rguenther@suse.de>
22394 PR tree-optimization/39713
22395 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22396 reference trees have SSA_NAME operands.
22398 2009-04-11 Richard Guenther <rguenther@suse.de>
22401 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22402 address expressions.
22404 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22406 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22407 match changes in Cygwin 1.7
22408 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22409 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22411 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22413 PR tree-optimization/39701
22414 * doc/invoke.texi (Optimization Options): Document change in
22415 meaning and initialization of -fdelete-null-pointer-checks.
22417 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22419 PR middle-end/39701
22420 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22422 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22425 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22427 2009-04-10 Chao-ying Fu <fu@mips.com>
22429 * doc/tm.texi (Instruction Output): Document
22430 TARGET_ASM_FINAL_POSTSCAN_INSN.
22431 * target.h (final_postscan_insn): New field in asm_out.
22432 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22433 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22434 * final.c (final_scan_insn): Call
22435 targetm.asm_out.final_postscan_insn after outputting
22436 an asm macro and a normal instruction.
22438 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22439 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22440 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22441 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22442 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22444 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22446 PR middle-end/39701
22447 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22448 variables as non-NULL even with -fdelete-null-pointer-checks.
22450 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22452 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22454 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22457 * config/i386/i386.c (classify_argument): Handle SCmode with
22458 (bit_offset % 64) != 0.
22460 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22462 * doc/invoke.texi (Optimize Options): Add cross-reference to
22463 -Q --help=optimizers examples.
22465 2009-04-10 Ben Elliston <bje@au.ibm.com>
22468 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22469 regalign for the reg == fpr and TDmode case.
22471 2009-04-09 David Ayers <ayers@fsfe.org>
22474 * objc/objc-act.c (warn_with_method): Remove helper function.
22475 (check_duplicates): Call warning and inform directly.
22476 (really_start_method): Likewise.
22478 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22480 * expmed.c (expand_divmod): Always use a comparison for a division
22481 by a large unsigned integer.
22483 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22484 for things others than variables or functions as nonzero.
22486 2009-04-09 Nick Clifton <nickc@redhat.com>
22488 * unwind-compat.c: Change copyright header to refer to version
22489 3 of the GNU General Public License with version 3.1 of the
22490 GCC Runtime Library Exception and to point readers at the
22491 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22492 * config/alpha/crtfastmath.c: Likewise.
22493 * config/alpha/linux-unwind.h: Likewise.
22494 * config/alpha/qrnnd.asm: Likewise.
22495 * config/alpha/vms-crt0-64.c: Likewise.
22496 * config/alpha/vms-crt0.c: Likewise.
22497 * config/alpha/vms-dwarf2.asm: Likewise.
22498 * config/alpha/vms-dwarf2eh.asm: Likewise.
22499 * config/alpha/vms-psxcrt0-64.c: Likewise.
22500 * config/alpha/vms-psxcrt0.c: Likewise.
22501 * config/alpha/vms_tramp.asm: Likewise.
22502 * config/arc/initfini.c: Likewise.
22503 * config/arc/lib1funcs.asm: Likewise.
22504 * config/arm/bpabi-v6m.S: Likewise.
22505 * config/arm/bpabi.S: Likewise.
22506 * config/arm/bpabi.c: Likewise.
22507 * config/arm/crti.asm: Likewise.
22508 * config/arm/crtn.asm: Likewise.
22509 * config/arm/ieee754-df.S: Likewise.
22510 * config/arm/ieee754-sf.S: Likewise.
22511 * config/arm/lib1funcs.asm: Likewise.
22512 * config/arm/libunwind.S: Likewise.
22513 * config/arm/linux-atomic.c: Likewise.
22514 * config/arm/mmintrin.h: Likewise.
22515 * config/arm/pr-support.c: Likewise.
22516 * config/arm/unaligned-funcs.c: Likewise.
22517 * config/arm/unwind-arm.c: Likewise.
22518 * config/arm/unwind-arm.h: Likewise.
22519 * config/avr/libgcc.S: Likewise.
22520 * config/bfin/crti.s: Likewise.
22521 * config/bfin/crtlibid.s: Likewise.
22522 * config/bfin/crtn.s: Likewise.
22523 * config/bfin/lib1funcs.asm: Likewise.
22524 * config/bfin/linux-unwind.h: Likewise.
22525 * config/cris/arit.c: Likewise.
22526 * config/cris/cris_abi_symbol.c: Likewise.
22527 * config/darwin-64.c: Likewise.
22528 * config/darwin-crt2.c: Likewise.
22529 * config/darwin-crt3.c: Likewise.
22530 * config/darwin.h: Likewise.
22531 * config/dbxelf.h: Likewise.
22532 * config/dfp-bit.c: Likewise.
22533 * config/dfp-bit.h: Likewise.
22534 * config/elfos.h: Likewise.
22535 * config/fixed-bit.c: Likewise.
22536 * config/fixed-bit.h: Likewise.
22537 * config/fp-bit.c: Likewise.
22538 * config/fp-bit.h: Likewise.
22539 * config/fr30/crti.asm: Likewise.
22540 * config/fr30/crtn.asm: Likewise.
22541 * config/fr30/lib1funcs.asm: Likewise.
22542 * config/freebsd-spec.h: Likewise.
22543 * config/frv/cmovd.c: Likewise.
22544 * config/frv/cmovh.c: Likewise.
22545 * config/frv/cmovw.c: Likewise.
22546 * config/frv/frvbegin.c: Likewise.
22547 * config/frv/frvend.c: Likewise.
22548 * config/frv/lib1funcs.asm: Likewise.
22549 * config/glibc-stdint.h: Likewise.
22550 * config/h8300/clzhi2.c: Likewise.
22551 * config/h8300/crti.asm: Likewise.
22552 * config/h8300/crtn.asm: Likewise.
22553 * config/h8300/ctzhi2.c: Likewise.
22554 * config/h8300/fixunssfsi.c: Likewise.
22555 * config/h8300/lib1funcs.asm: Likewise.
22556 * config/h8300/parityhi2.c: Likewise.
22557 * config/h8300/popcounthi2.c: Likewise.
22558 * config/i386/ammintrin.h: Likewise.
22559 * config/i386/att.h: Likewise.
22560 * config/i386/avxintrin.h: Likewise.
22561 * config/i386/biarch64.h: Likewise.
22562 * config/i386/bmmintrin.h: Likewise.
22563 * config/i386/cpuid.h: Likewise.
22564 * config/i386/cross-stdarg.h: Likewise.
22565 * config/i386/crtfastmath.c: Likewise.
22566 * config/i386/crtprec.c: Likewise.
22567 * config/i386/cygming-crtbegin.c: Likewise.
22568 * config/i386/cygming-crtend.c: Likewise.
22569 * config/i386/cygwin.asm: Likewise.
22570 * config/i386/emmintrin.h: Likewise.
22571 * config/i386/gmm_malloc.h: Likewise.
22572 * config/i386/gthr-win32.c: Likewise.
22573 * config/i386/i386.h: Likewise.
22574 * config/i386/immintrin.h: Likewise.
22575 * config/i386/linux-unwind.h: Likewise.
22576 * config/i386/linux64.h: Likewise.
22577 * config/i386/mm3dnow.h: Likewise.
22578 * config/i386/mmintrin-common.h: Likewise.
22579 * config/i386/mmintrin.h: Likewise.
22580 * config/i386/nmmintrin.h: Likewise.
22581 * config/i386/pmm_malloc.h: Likewise.
22582 * config/i386/pmmintrin.h: Likewise.
22583 * config/i386/smmintrin.h: Likewise.
22584 * config/i386/sol2-c1.asm: Likewise.
22585 * config/i386/sol2-ci.asm: Likewise.
22586 * config/i386/sol2-cn.asm: Likewise.
22587 * config/i386/sol2-gc1.asm: Likewise.
22588 * config/i386/tmmintrin.h: Likewise.
22589 * config/i386/unix.h: Likewise.
22590 * config/i386/w32-unwind.h: Likewise.
22591 * config/i386/wmmintrin.h: Likewise.
22592 * config/i386/x86-64.h: Likewise.
22593 * config/i386/x86intrin.h: Likewise.
22594 * config/i386/xmmintrin.h: Likewise.
22595 * config/ia64/crtbegin.asm: Likewise.
22596 * config/ia64/crtend.asm: Likewise.
22597 * config/ia64/crtfastmath.c: Likewise.
22598 * config/ia64/crti.asm: Likewise.
22599 * config/ia64/crtn.asm: Likewise.
22600 * config/ia64/fde-glibc.c: Likewise.
22601 * config/ia64/lib1funcs.asm: Likewise.
22602 * config/ia64/linux-unwind.h: Likewise.
22603 * config/ia64/quadlib.c: Likewise.
22604 * config/ia64/unwind-ia64.c: Likewise.
22605 * config/linux.h: Likewise.
22606 * config/m32c/m32c-lib1.S: Likewise.
22607 * config/m32c/m32c-lib2-trapv.c: Likewise.
22608 * config/m32c/m32c-lib2.c: Likewise.
22609 * config/m32r/initfini.c: Likewise.
22610 * config/m68hc11/larith.asm: Likewise.
22611 * config/m68hc11/m68hc11-crt0.S: Likewise.
22612 * config/m68k/cf.md: Likewise.
22613 * config/m68k/crti.s: Likewise.
22614 * config/m68k/crtn.s: Likewise.
22615 * config/m68k/lb1sf68.asm: Likewise.
22616 * config/m68k/linux-unwind.h: Likewise.
22617 * config/mcore/crti.asm: Likewise.
22618 * config/mcore/crtn.asm: Likewise.
22619 * config/mcore/lib1.asm: Likewise.
22620 * config/mips/linux-unwind.h: Likewise.
22621 * config/mips/loongson.h: Likewise.
22622 * config/mips/mips16.S: Likewise.
22623 * config/mmix/crti.asm: Likewise.
22624 * config/mmix/crtn.asm: Likewise.
22625 * config/pa/fptr.c: Likewise.
22626 * config/pa/hpux-unwind.h: Likewise.
22627 * config/pa/lib2funcs.asm: Likewise.
22628 * config/pa/linux-atomic.c: Likewise.
22629 * config/pa/linux-unwind.h: Likewise.
22630 * config/pa/milli64.S: Likewise.
22631 * config/pa/quadlib.c: Likewise.
22632 * config/pa/stublib.c: Likewise.
22633 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22634 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22635 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22636 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22637 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22638 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22639 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22640 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22641 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22642 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22643 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22644 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22645 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22646 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22647 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22648 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22649 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22650 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22651 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22652 * config/rs6000/750cl.h: Likewise.
22653 * config/rs6000/altivec.h: Likewise.
22654 * config/rs6000/biarch64.h: Likewise.
22655 * config/rs6000/crtresfpr.asm: Likewise.
22656 * config/rs6000/crtresgpr.asm: Likewise.
22657 * config/rs6000/crtresxfpr.asm: Likewise.
22658 * config/rs6000/crtresxgpr.asm: Likewise.
22659 * config/rs6000/crtsavfpr.asm: Likewise.
22660 * config/rs6000/crtsavgpr.asm: Likewise.
22661 * config/rs6000/darwin-asm.h: Likewise.
22662 * config/rs6000/darwin-fallback.c: Likewise.
22663 * config/rs6000/darwin-fpsave.asm: Likewise.
22664 * config/rs6000/darwin-ldouble.c: Likewise.
22665 * config/rs6000/darwin-tramp.asm: Likewise.
22666 * config/rs6000/darwin-unwind.h: Likewise.
22667 * config/rs6000/darwin-vecsave.asm: Likewise.
22668 * config/rs6000/darwin-world.asm: Likewise.
22669 * config/rs6000/e500crtres32gpr.asm: Likewise.
22670 * config/rs6000/e500crtres64gpr.asm: Likewise.
22671 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22672 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22673 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22674 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22675 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22676 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22677 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22678 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22679 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22680 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22681 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22682 * config/rs6000/eabi-ci.asm: Likewise.
22683 * config/rs6000/eabi-cn.asm: Likewise.
22684 * config/rs6000/eabi.asm: Likewise.
22685 * config/rs6000/linux-unwind.h: Likewise.
22686 * config/rs6000/linux64.h: Likewise.
22687 * config/rs6000/paired.h: Likewise.
22688 * config/rs6000/paired.md: Likewise.
22689 * config/rs6000/ppc64-fp.c: Likewise.
22690 * config/rs6000/ppu_intrinsics.h: Likewise.
22691 * config/rs6000/rs6000.h: Likewise.
22692 * config/rs6000/si2vmx.h: Likewise.
22693 * config/rs6000/sol-ci.asm: Likewise.
22694 * config/rs6000/sol-cn.asm: Likewise.
22695 * config/rs6000/spe.h: Likewise.
22696 * config/rs6000/spu2vmx.h: Likewise.
22697 * config/rs6000/sysv4.h: Likewise.
22698 * config/rs6000/tramp.asm: Likewise.
22699 * config/rs6000/vec_types.h: Likewise.
22700 * config/s390/linux-unwind.h: Likewise.
22701 * config/s390/tpf-unwind.h: Likewise.
22702 * config/score/crti.asm: Likewise.
22703 * config/score/crtn.asm: Likewise.
22704 * config/sh/crt1.asm: Likewise.
22705 * config/sh/crti.asm: Likewise.
22706 * config/sh/crtn.asm: Likewise.
22707 * config/sh/divtab-sh4-300.c: Likewise.
22708 * config/sh/divtab-sh4.c: Likewise.
22709 * config/sh/divtab.c: Likewise.
22710 * config/sh/lib1funcs-4-300.asm: Likewise.
22711 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22712 * config/sh/lib1funcs.asm: Likewise.
22713 * config/sh/lib1funcs.h: Likewise.
22714 * config/sh/linux-atomic.asm: Likewise.
22715 * config/sh/linux-unwind.h: Likewise.
22716 * config/sh/shmedia.h: Likewise.
22717 * config/sh/sshmedia.h: Likewise.
22718 * config/sh/ushmedia.h: Likewise.
22719 * config/sparc/crtfastmath.c: Likewise.
22720 * config/sparc/linux-unwind.h: Likewise.
22721 * config/sparc/sol2-c1.asm: Likewise.
22722 * config/sparc/sol2-ci.asm: Likewise.
22723 * config/sparc/sol2-cn.asm: Likewise.
22724 * config/spu/divmodti4.c: Likewise.
22725 * config/spu/divv2df3.c: Likewise.
22726 * config/spu/float_disf.c: Likewise.
22727 * config/spu/float_unsdidf.c: Likewise.
22728 * config/spu/float_unsdisf.c: Likewise.
22729 * config/spu/float_unssidf.c: Likewise.
22730 * config/spu/mfc_multi_tag_release.c: Likewise.
22731 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22732 * config/spu/mfc_tag_release.c: Likewise.
22733 * config/spu/mfc_tag_reserve.c: Likewise.
22734 * config/spu/mfc_tag_table.c: Likewise.
22735 * config/spu/multi3.c: Likewise.
22736 * config/spu/spu_internals.h: Likewise.
22737 * config/spu/spu_intrinsics.h: Likewise.
22738 * config/spu/spu_mfcio.h: Likewise.
22739 * config/spu/vec_types.h: Likewise.
22740 * config/spu/vmx2spu.h: Likewise.
22741 * config/stormy16/stormy16-lib2.c: Likewise.
22742 * config/svr4.h: Likewise.
22743 * config/sync.c: Likewise.
22744 * config/v850/lib1funcs.asm: Likewise.
22745 * config/vxlib-tls.c: Likewise.
22746 * config/vxlib.c: Likewise.
22747 * config/vxworks-dummy.h: Likewise.
22748 * config/xtensa/crti.asm: Likewise.
22749 * config/xtensa/crtn.asm: Likewise.
22750 * config/xtensa/ieee754-df.S: Likewise.
22751 * config/xtensa/ieee754-sf.S: Likewise.
22752 * config/xtensa/lib1funcs.asm: Likewise.
22753 * config/xtensa/lib2funcs.S: Likewise.
22754 * config/xtensa/linux-unwind.h: Likewise.
22755 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22756 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22757 * coretypes.h: Likewise.
22758 * crtstuff.c: Likewise.
22759 * defaults.h: Likewise.
22760 * dwarf2.h: Likewise.
22761 * emutls.c: Likewise.
22762 * gbl-ctors.h: Likewise.
22763 * gcov-io.h: Likewise.
22764 * ginclude/float.h: Likewise.
22765 * ginclude/iso646.h: Likewise.
22766 * ginclude/stdarg.h: Likewise.
22767 * ginclude/stdbool.h: Likewise.
22768 * ginclude/stddef.h: Likewise.
22769 * ginclude/stdfix.h: Likewise.
22770 * ginclude/stdint-gcc.h: Likewise.
22771 * ginclude/tgmath.h: Likewise.
22772 * gthr-aix.h: Likewise.
22773 * gthr-dce.h: Likewise.
22774 * gthr-gnat.c: Likewise.
22775 * gthr-gnat.h: Likewise.
22776 * gthr-lynx.h: Likewise.
22777 * gthr-mipssde.h: Likewise.
22778 * gthr-nks.h: Likewise.
22779 * gthr-posix.c: Likewise.
22780 * gthr-posix.h: Likewise.
22781 * gthr-posix95.h: Likewise.
22782 * gthr-rtems.h: Likewise.
22783 * gthr-single.h: Likewise.
22784 * gthr-solaris.h: Likewise.
22785 * gthr-tpf.h: Likewise.
22786 * gthr-vxworks.h: Likewise.
22787 * gthr-win32.h: Likewise.
22788 * gthr.h: Likewise.
22789 * libgcc2.c: Likewise.
22790 * libgcc2.h: Likewise.
22791 * libgcov.c: Likewise.
22792 * tsystem.h: Likewise.
22793 * typeclass.h: Likewise.
22794 * unwind-c.c: Likewise.
22795 * unwind-compat.h: Likewise.
22796 * unwind-dw2-fde-compat.c: Likewise.
22797 * unwind-dw2-fde-darwin.c: Likewise.
22798 * unwind-dw2-fde-glibc.c: Likewise.
22799 * unwind-dw2-fde.c: Likewise.
22800 * unwind-dw2-fde.h: Likewise.
22801 * unwind-dw2.c: Likewise.
22802 * unwind-dw2.h: Likewise.
22803 * unwind-generic.h: Likewise.
22804 * unwind-pe.h: Likewise.
22805 * unwind-sjlj.c: Likewise.
22806 * unwind.inc: Likewise.
22807 * config/arm/neon-gen.ml: Change generated copyright header to
22808 refer to version 3 of the GNU General Public License with
22809 version 3.1 of the GCC Runtime Library Exception and to point
22810 readers at the COPYING3 and COPYING3.RUNTIME files and the
22811 FSF's license web page.
22812 * config/arm/arm_neon.h: Regenerate.
22814 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22816 * config/cris/cris.md: Change copyright header to refer to version
22817 3 of the GNU General Public License.
22818 * doc/install.texi2html: Change copyright header to refer to version
22819 3 of the GNU General Public License and to point readers at the
22820 COPYING3 file and the FSF's license web page.
22821 * config/vax/linux.h: Likewise.
22823 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22825 * config/i386/i386.md (cmpcc): New.
22826 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22827 (sync_compare_and_swap_cc*): Delete.
22829 * config/s390/s390.c (s390_compare_emitted): Remove.
22830 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22831 s390_compare_emitted used to be handled. Assert that modes match.
22832 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22833 refer to sync_compare_and_swap_ccsi.
22834 * config/s390/s390.h (s390_compare_emitted): Remove.
22835 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22836 instead of s390_compare_emitted.
22837 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22838 instead of s390_compare_emitted.
22839 * config/s390/s390.md (cmpcc): New.
22840 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22841 CC_REGNUM, do not pretend it's set.
22842 (sync_compare_and_swap_cc*): Delete.
22843 * config/s390/predicates.md (cc_reg_operand): New.
22845 * expr.c (sync_compare_and_swap_cc): Delete.
22846 * optabs.h (sync_compare_and_swap_cc): Delete.
22847 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22848 is being used with can_compare_p.
22849 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22850 (find_cc_set): New.
22851 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22852 look for a MODE_CC set instead. Use emit_store_flag.
22853 (expand_compare_and_swap_loop): Likewise, with some additional
22854 complication to avoid a force_reg when useless. Use
22855 emit_cmp_and_jump_insns.
22856 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22857 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22858 sync_compare_and_swap documentation.
22860 2009-04-09 Jan Hubicka <jh@suse.cz>
22862 * except.c (find_prev_try): Break out from ....
22863 (duplicate_eh_regions): ... here; properly update prev_try pointers
22864 when duplication part of tree.
22865 (dump_eh_tree): Improve dumping.
22866 (verify_eh_region): New.
22867 (verify_eh_tree): Use it.
22869 2009-04-06 Richard Guenther <rguenther@suse.de>
22871 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22872 &ARRAY addresses by adjusting their types and prepending
22874 * tree-cfg.c (verify_gimple_assign_single): Verify that
22875 addresses are correct.
22877 2009-04-09 Richard Guenther <rguenther@suse.de>
22879 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22880 indices into an array reference if possible.
22881 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22882 Fold POINTER_PLUS_EXPR statements with invariant address.
22884 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22887 * config.gcc (powerpc64-*-linux*): Always build biarch.
22889 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22892 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22893 it and pedwarn if this results in an INTEGER_CST.
22895 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22897 * doc/install.texi: Update minimum GMP version. Remove obsolete
22898 text in MPFR section.
22900 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22902 * dwarf2out.c (class_scope_p): New static inline.
22903 (class_or_namespace_scope_p): Use it.
22904 (gen_variable_die): Use DW_TAG_member tag for static data member
22905 declarations instead of DW_TAG_variable.
22907 PR middle-end/39573
22908 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22911 2009-04-08 Richard Guenther <rguenther@suse.de>
22913 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22914 valueize random data.
22916 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22918 * config.gcc (aix tm_file): Add aix-stdint.h.
22919 (aix tm clause use_gcc_stdint): Set to wrap.
22920 * config/rs6000/aix-stdint.h: New file.
22922 2009-04-08 Richard Guenther <rguenther@suse.de>
22924 PR middle-end/36291
22925 * tree-dfa.c (add_referenced_var): Do not recurse into
22926 global initializers.
22927 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22929 (fold_const_aggregate_ref): Likewise.
22931 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22933 * recog.c (ordered_comparison_operator): New.
22934 * gensupport.c (std_preds): Add it.
22935 * doc/md.texi (Machine-Independent Predicates): Document it.
22937 2009-04-08 Jan Hubicka <jh@suse.cz>
22939 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22940 * function.h (rtl_eh): Remove exception_handler_label_map.
22941 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22942 remove_exception_handler_label, for_each_eh_label_1): Remove.
22943 (rtl_remove_unreachable_regions): Remove.
22944 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22945 (find_exception_handler_labels): Don't build the hashtable.
22946 (maybe_remove_eh_handler): Remove.
22947 (for_each_eh_label): Rewrite to walk the tree.
22948 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22949 * except.h (maybe_remove_eh_handler): Remove.
22950 * passes.c (init_optimization_passes): Schedule second EH cleanup
22952 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22953 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22955 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22957 * genoutput.c (validate_optab_operands): New.
22958 (gen_insn, gen_expand): Call it.
22960 * genflags.c (gen_insn): Detect misused iterators.
22961 (main): Pass line_no to gen_insn, exit with status 1 on error.
22963 * genextract.c (line_no): Make global.
22964 (VEC_safe_set_locstr): Change assertion to error message.
22965 (main): Exit with status 1 on error.
22967 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22971 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22972 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22973 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22974 * c-convert.c (convert): Do not call fold on results of conversion
22975 functions when the result is a C_MAYBE_CONST_EXPR.
22976 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22977 of __builtin_choose_expr.
22978 * c-typeck.c (remove_c_maybe_const_expr): New.
22979 (build_unary_op, build_conditional_expr, build_compound_expr,
22980 build_binary_op, c_objc_common_truthvalue_conversion): Call
22981 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22984 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22986 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22987 CODE to produce a new one. Add a prototype to use fold_convert_const
22989 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22992 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22993 mix declarations and code.
22995 2009-04-08 Ben Elliston <bje@au.ibm.com>
22997 * gcc.c: Replace `CC' with `GCC' throughout.
22999 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23001 * doc/invoke.texi: Document Atom support.
23003 2009-04-07 Jason Merrill <jason@redhat.com>
23006 * c-common.h, c-common.c: Add flag_pretty_templates.
23007 * c-opts.c (c_common_handle_option): Set it.
23008 * c.opt: Add -fno-pretty-templates.
23009 * doc/invoke.texi (C++ Dialect Options): Likewise.
23011 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23013 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23014 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23015 (ia64_expand_builtin): Likewise.
23017 2009-04-07 Martin Jambor <mjambor@suse.cz>
23019 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23020 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23021 ADDR_EXPRS are include too.
23023 2009-04-07 Richard Guenther <rguenther@suse.de>
23025 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23026 decls are only used if passes as parameters or if they are
23027 local statics and the call is not to a builtin.
23028 (call_may_clobber_ref_p_1): Likewise.
23030 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23032 * expr.c (do_store_flag): Remove last argument. Simplify code
23033 to avoid duplication of tests already done by can_compare_p.
23034 (expand_expr_real_1): Adjust caller.
23036 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23038 * optabs.c (can_compare_p): Test the predicate of a
23039 cbranch and cstore pattern.
23041 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23043 * expr.c (convert_move): Use emit_store_flag instead of
23046 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23048 * config/i386/i386.c (ix86_compare_emitted): Remove.
23049 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23050 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23051 * config/i386/i386.h (ix86_compare_emitted): Remove.
23052 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23053 instead of ix86_compare_emitted.
23054 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23056 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23058 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23059 Add t-sysroot-suffix to tmake_file.
23060 * config/print-sysroot-suffix.sh: New file.
23061 * config/t-sysroot-suffix: New file.
23063 2009-04-07 Ben Elliston <bje@au.ibm.com>
23065 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23066 as the latter produces a warning when the target does not support
23069 2009-04-07 Ben Elliston <bje@au.ibm.com>
23071 * dfp.c: Replace type punning assignments with memcpy throughout.
23072 * Makefile.in (dfp.o-warn): Remove.
23074 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23077 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23078 Include soft-fp/t-softfp after rs6000/t-linux64.
23080 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23082 * stor-layout.c (set_sizetype): Use the full precision of their
23083 machine mode for bitsize types.
23085 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23087 * config/i386/i386.md: Revert 2 accidental checkins.
23089 2009-04-06 Joey Ye <joey.ye@intel.com>
23090 Xuepeng Guo <xuepeng.guo@intel.com>
23091 H.J. Lu <hongjiu.lu@intel.com>
23093 Atom pipeline model, tuning and insn selection.
23094 * config.gcc (atom): Add atom config options and target.
23096 * config/i386/atom.md: New.
23098 * config/i386/i386.c (atom_cost): New cost.
23099 (m_ATOM): New macro flag.
23100 (initial_ix86_tune_features): Set m_ATOM.
23101 (x86_accumulate_outgoing_args): Likewise.
23102 (x86_arch_always_fancy_math_387): Likewise.
23103 (processor_target): Add Atom cost.
23104 (cpu_names): Add Atom cpu name.
23105 (override_options): Set Atom ISA.
23106 (ix86_issue_rate): New case PROCESSOR_ATOM.
23107 (ix86_adjust_cost): Likewise.
23109 * config/i386/i386.h (TARGET_ATOM): New target macro.
23110 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23111 (TARGET_OPT_AGU): New target option.
23112 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23113 (processor_type): Add PROCESSOR_ATOM.
23115 * config/i386/i386.md (cpu): Add new value "atom".
23116 (use_carry, movu): New attr.
23117 (atom.md): Include atom.md.
23118 (adddi3_carry_rex64): Set attr "use_carry".
23119 (addqi3_carry): Likewise.
23120 (addhi3_carry): Likewise.
23121 (addsi3_carry): Likewise.
23122 (*addsi3_carry_zext): Likewise.
23123 (subdi3_carry_rex64): Likewise.
23124 (subqi3_carry): Likewise.
23125 (subhi3_carry): Likewise.
23126 (subsi3_carry): Likewise.
23127 (x86_movdicc_0_m1_rex64): Likewise.
23128 (*x86_movdicc_0_m1_se): Likewise.
23129 (x86_movsicc_0_m1): Likewise.
23130 (*x86_movsicc_0_m1_se): Likewise.
23131 (*adddi_1_rex64): Emit add insn as much as possible.
23132 (*addsi_1): Likewise.
23133 (return_internal): Set atom_unit.
23134 (return_internal_long): Likewise.
23135 (return_pop_internal): Likewise.
23136 (*rcpsf2_sse): Set atom_sse_attr attr.
23137 (*qrt<mode>2_sse): Likewise.
23138 (*prefetch_sse): Likewise.
23140 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23142 (ix86_target_macros_internal): Likewise.
23144 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23145 (*prefetch_sse_rex): Likewise.
23146 (sse_rcpv4sf2): Likewise.
23147 (sse_vmrcpv4sf2): Likewise.
23148 (sse_sqrtv4sf2): Likewise.
23149 (<sse>_vmsqrt<mode>2): Likewise.
23150 (sse_ldmxcsr): Likewise.
23151 (sse_stmxcsr): Likewise.
23152 (*sse_sfence): Likewise.
23153 (sse2_clflush): Likewise.
23154 (*sse2_mfence): Likewise.
23155 (*sse2_lfence): Likewise.
23156 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23157 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23158 (avx_movdqu<avxmodesuffix>): Likewise.
23159 (avx_lddqu<avxmodesuffix>): Likewise.
23160 (sse2_movntv2di): Change attr "type" to "ssemov".
23161 (sse2_movntsi): Likewise.
23162 (rsqrtv8sf2): Change attr "type" to "sseadd".
23163 (sse3_addsubv2df3): Set attr "atom_unit".
23164 (sse3_h<plusminus_insn>v4sf3): Likewise.
23165 (*sse2_pmaddwd): Likewise.
23166 (*vec_extractv2di_1_rex64): Likewise.
23167 (*vec_extractv2di_1_avx): Likewise.
23168 (sse2_psadbw): Likewise.
23169 (ssse3_phaddwv8hi3): Likewise.
23170 (ssse3_phaddwv4hi3): Likewise.
23171 (ssse3_phadddv4si3): Likewise.
23172 (ssse3_phadddv2si3): Likewise.
23173 (ssse3_phaddswv8hi3): Likewise.
23174 (ssse3_phaddswv4hi3): Likewise.
23175 (ssse3_phsubwv8hi3): Likewise.
23176 (ssse3_phsubwv4hi3): Likewise.
23177 (ssse3_phsubdv4si3): Likewise.
23178 (ssse3_phsubdv2si3): Likewise.
23179 (ssse3_phsubswv8hi3): Likewise.
23180 (ssse3_phsubswv4hi3): Likewise.
23181 (ssse3_pmaddubsw128): Likewise.
23182 (sse3_pmaddubsw: Likewise.
23183 (ssse3_palignrti): Likewise.
23184 (ssse3_palignrdi): Likewise.
23186 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23188 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23190 2009-04-06 Richard Guenther <rguenther@suse.de>
23192 PR tree-optimization/28868
23193 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23194 of which PHI results we inserted.
23195 (insert_into_preds_of_block): Record inserted PHIs.
23196 (eliminate): Eliminate redundant PHI nodes.
23197 (init_pre): Init inserted_phi_names.
23199 2009-04-06 Richard Guenther <rguenther@suse.de>
23201 PR tree-optimization/39643
23202 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23203 IMAGPART_EXPRs of complex constants.
23204 (execute_fold_all_builtins): If we folded a call queue
23205 TODO_update_address_taken.
23207 2009-04-06 Jan Hubicka <jh@suse.cz>
23209 PR middle-end/39659
23210 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23213 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23215 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23217 (ic_invalidate_array): Likewise.
23219 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23221 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23222 alignment for library calls.
23224 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23226 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23227 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23228 * config/i386/mingw-stdint.h: New file.
23230 2009-04-05 Richard Guenther <rguenther@suse.de>
23232 PR tree-optimization/39648
23233 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23234 our &A vs. &A[0] IL deficiencies.
23236 2009-04-04 Jan Hubicka <jh@suse.cz>
23238 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23239 removed toplevel regions.
23240 (sjlj_mark_call_sites): Likewise.
23242 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23244 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23245 (cygwin tm clause use_gcc_stdint): Set to wrap.
23246 * config/i386/cygwin-stdint.h: New file.
23248 2009-04-04 Richard Guenther <rguenther@suse.de>
23250 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23251 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23252 single-argument PHIs if we are in loop-closed SSA form.
23253 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23254 for the pre-condition.
23255 (slpeel_tree_peel_loop_to_edge): Likewise.
23256 (vect_build_loop_niters): Take an optional sequence to append stmts.
23257 (vect_generate_tmps_on_preheader): Likewise.
23258 (vect_do_peeling_for_loop_bound): Take extra guards for the
23260 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23261 the cost model check.
23262 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23263 guards if we are going to peel. Do not apply versioning in that case.
23264 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23265 (vect_do_peeling_for_loop_bound): Likewise.
23266 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23267 loop bound only record extra pre-conditions, do not apply loop
23270 2009-04-04 Richard Guenther <rguenther@suse.de>
23272 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23275 2009-04-04 Jan Hubicka <jh@suse.cz>
23277 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23278 last_basic_block for size of bb->index indexed array.
23279 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23280 compute_out, link_btr_uses, build_btr_def_use_webs,
23281 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23283 2009-04-04 Jan Hubicka <jh@suse.cz>
23285 * except.c (remove_eh_handler_and_replace): Break out from ...
23286 (remove_eh_handler): ... here.
23287 (bring_to_root): New function.
23288 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23289 handled ones, bring others to root of tree.
23291 2009-04-04 Jan Hubicka <jh@suse.cz>
23293 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23294 (all_phis_safe_to_merge): New function.
23295 (update_info): New structure.
23296 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23297 (cleanup_empty_eh): Update SSA if possible.
23299 2009-04-04 Richard Guenther <rguenther@suse.de>
23301 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23302 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23303 (append_vuse): Likewise.
23305 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23307 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23308 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23309 instead of REG_UNSAVED for DW_CFA_undefined.
23310 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23311 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23314 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23317 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23319 2009-04-04 Richard Guenther <rguenther@suse.de>
23321 PR tree-optimization/8781
23322 PR tree-optimization/37892
23323 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23324 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23325 (valueize_refs): Call it for *& valueizations.
23326 (shared_reference_ops_from_ref): Rename to ...
23327 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23328 (shared_reference_ops_from_call): Rename to ...
23329 (valueize_shared_reference_ops_from_call): ... this and valueize.
23330 (vn_reference_lookup): Update.
23331 (visit_reference_op_call): Likewise.
23332 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23333 (eliminate): Value-replace the call address in call statements.
23335 2009-04-04 Richard Guenther <rguenther@suse.de>
23337 PR tree-optimization/39636
23338 * tree-ssa-forwprop.c
23339 (forward_propagate_addr_into_variable_array_index): Check for
23340 GIMPLE_ASSIGN before accessing the rhs code.
23342 2009-04-03 Jason Merrill <jason@redhat.com>
23344 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23346 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23348 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23349 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23350 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23351 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23352 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23353 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23354 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23355 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23356 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23357 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23358 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23359 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23360 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23361 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23362 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23363 Use fr_reg_or_fp01_operand instead of fr_register_operand
23365 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23366 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23367 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23369 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23371 PR rtl-optimization/39607
23372 PR rtl-optimization/39631
23376 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23377 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23378 instead of DF_LR_OUT.
23379 * ira-lives.c (process_bb_node_lives): Ditto.
23380 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23381 instead of DF_LR_{OUT,IN}.
23382 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23383 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23385 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23387 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23388 (execute_lower_omp): Always run but take the short way out if -fopenmp
23390 (gate_lower_omp): Remove, forcing the pass manager to always run the
23391 pass and always set PROP_gimple_lomp.
23392 (pass_lower_omp): Remove gate function.
23393 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23394 PROP_trees. Instead, require it.
23395 * ipa-cp.c (pass_ipa_cp): Likewise.
23396 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23397 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23398 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23399 and PROP_gimple_leh.
23401 2009-04-03 Richard Guenther <rguenther@suse.de>
23403 PR middle-end/13146
23404 PR tree-optimization/23940
23405 PR tree-optimization/33237
23406 PR middle-end/33974
23407 PR middle-end/34093
23408 PR tree-optimization/36201
23409 PR tree-optimization/36230
23410 PR tree-optimization/38049
23411 PR tree-optimization/38207
23412 PR tree-optimization/38230
23413 PR tree-optimization/38301
23414 PR tree-optimization/38585
23415 PR middle-end/38895
23416 PR tree-optimization/38985
23417 PR tree-optimization/39299
23418 * tree-ssa-structalias.h: Remove.
23419 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23420 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23421 (struct vuse_element_d): Remove.
23422 (struct vuse_vec_d): Likewise.
23423 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23424 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23425 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23426 VUSE_ELEMENT_VAR): Likewise.
23427 (struct voptype_d): Likewise.
23428 (NUM_VOP_FREE_BUCKETS): Likewise.
23429 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23430 (struct stmt_operands_d): Remove.
23431 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23432 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23433 VDEF_NUM, VDEF_VECT): Likewise.
23434 (copy_virtual_operands): Remove.
23435 (operand_build_cmp): Likewise.
23436 (create_ssa_artificial_load_stmt): Likewise.
23437 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23438 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23439 vuse_index and mayuse_index members. Pack and move done and iter_type
23440 members to the front.
23441 (SSA_OP_VMAYUSE): Remove.
23442 (SSA_OP_VIRTUAL_USES): Adjust.
23443 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23444 (unlink_stmt_vdef): Declare.
23445 (add_to_addressable_set): Remove.
23446 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23447 (vrp_visit_stmt): Likewise.
23448 * doc/tree-ssa.texi (Alias analysis): Update.
23449 * doc/invoke.texi (max-aliased-vops): Remove docs.
23450 (avg-aliased-vops): Likewise.
23451 * tree-into-ssa.c (syms_to_rename): Remove.
23452 (need_to_update_vops_p): Likewise.
23453 (need_to_initialize_update_ssa_p): Rename to ...
23454 (update_ssa_initialized_fn): ... this. Track function we are
23456 (symbol_marked_for_renaming): Simplify.
23457 (add_new_name_mapping): Do not set need_to_update_vops_p.
23458 (dump_currdefs): Use SYMS_TO_RENAME.
23459 (rewrite_update_stmt): Always walk all uses/defs.
23460 (dump_update_ssa): Adjust.
23461 (init_update_ssa): Take function argument. Track what we are
23463 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23464 (create_new_def_for): Initialize for cfun, assert we are initialized
23466 (mark_sym_for_renaming): Simplify.
23467 (mark_set_for_renaming): Do not initialize update-ssa.
23468 (need_ssa_update_p): Simplify. Take function argument.
23469 (name_mappings_registered_p): Assert we ask for the correct function.
23470 (name_registered_for_update_p): Likewise.
23471 (ssa_names_to_replace): Likewise.
23472 (release_ssa_name_after_update_ssa): Likewise.
23473 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23474 (dump_decl_set): Do not print a newline.
23475 (debug_decl_set): Do it here.
23476 (dump_update_ssa): And here.
23477 * tree-ssa-loop-im.c (move_computations): Adjust.
23478 (movement_possibility): Likewise.
23479 (determine_max_movement): Likewise.
23480 (gather_mem_refs_stmt): Likewise.
23481 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23482 or NAME_MEMORY_TAG.
23483 * tree-complex.c (update_all_vops): Remove.
23484 (expand_complex_move): Adjust.
23485 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23486 Simplify test for memory referencing statement. Exclude
23487 non-invariant ADDR_EXPRs.
23488 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23489 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23490 (rdg_flag_uses): Likewise.
23491 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23493 (tree_optimize_tail_calls_1): Also split the
23494 edge from the entry block if we have degenerate PHI nodes in
23495 the first basic block.
23496 * tree.c (init_ttree): Remove memory-tag related code.
23497 (tree_code_size): Likewise.
23498 (tree_node_structure): Likewise.
23499 (build7_stat): Re-write to be build6_stat.
23500 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23501 (SSA_VAR_P): Adjust.
23502 (struct tree_memory_tag): Remove.
23503 (struct tree_memory_partition_tag): Likewise.
23504 (union tree_node): Adjust.
23505 (build7): Re-write to be build6.
23506 * tree-pass.h (pass_reset_cc_flags): Remove.
23507 (TODO_update_address_taken): New flag.
23508 (pass_simple_dse): Remove.
23509 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23510 * params.h (MAX_ALIASED_VOPS): Remove.
23511 (AVG_ALIASED_VOPS): Likewise.
23512 * omp-low.c (expand_omp_taskreg): Update SSA form.
23513 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23514 aliases the lhs in a copy stmt.
23515 * tree-ssa-dse.c (struct address_walk_data): Remove.
23516 (memory_ssa_name_same): Likewise.
23517 (memory_address_same): Likewise.
23518 (get_kill_of_stmt_lhs): Likewise.
23519 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23520 unused stores. Look through PHI nodes into post-dominated regions.
23521 (dse_optimize_stmt): Simplify. Properly remove stores.
23522 (tree_ssa_dse): Compute dominators.
23523 (execute_simple_dse): Remove.
23524 (pass_simple_dse): Likewise.
23525 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23526 gimple_loaded_syms and gimple_stored_syms computation.
23527 * toplev.c (dump_memory_report): Dump alias and pta stats.
23528 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23529 (vn_reference_eq): Likewise.
23530 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23531 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23532 valueize_vuses): Remove.
23533 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23534 (get_def_ref_stmt_vuse): ... this.
23535 (vn_reference_lookup_2): New function.
23536 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23537 walking equivalent vuses. Simplify.
23538 (vn_reference_lookup): Likewise.
23539 (vn_reference_insert): Likewise.
23540 (vn_reference_insert_pieces): Likewise.
23541 (visit_reference_op_call): Simplify.
23542 (visit_reference_op_load): Likewise.
23543 (visit_reference_op_store): Likewise.
23544 (init_scc_vn): Remove shared_lookup_vuses initialization.
23545 (free_scc_vn): Remove shared_lookup_vuses freeing.
23546 (sort_vuses, sort_vuses_heap): Remove.
23547 (get_ref_from_reference_ops): Export.
23548 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23549 vector with single vuse pointer.
23550 (vn_reference_lookup_pieces, vn_reference_lookup,
23551 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23552 (shared_vuses_from_stmt): Remove.
23553 (get_ref_from_reference_ops): Declare.
23554 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23555 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23556 memory-tag related code.
23557 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23558 (likely_value): Add comment, skip static-chain of call statements.
23559 (surely_varying_stmt_p): Adjust.
23560 (gimplify_and_update_call_from_tree): Likewise.
23561 (execute_fold_all_builtins): Do not rebuild alias info.
23562 (gimplify_and_update_call_from_tree): Properly update VOPs.
23563 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23564 (copy_ref_info): Remove memory-tag related code.
23565 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23566 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23567 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23569 * tree-ssa-dom.c (gimple_p): Remove typedef.
23570 (eliminate_redundant_computations): Adjust.
23571 (record_equivalences_from_stmt): Likewise.
23572 (avail_expr_hash): Likewise.
23573 (avail_expr_eq): Likewise.
23574 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23575 (stmt_makes_single_load): Likewise.
23576 (stmt_makes_single_store): Likewise.
23577 * tree-ssa-alias.c: Rewrite completely.
23578 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23579 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23580 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23581 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23582 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23583 Remove public functions.
23584 (pass_reset_cc_flags): Remove.
23585 (pass_build_alias): Move ...
23586 * tree-ssa-structalias.c (pass_build_alias): ... here.
23587 * tree-ssa-alias.c (may_be_aliased): Move ...
23588 * tree-flow-inline.h (may_be_aliased): ... here.
23589 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23590 count_uses_and_derefs): Move ...
23591 * gimple.c: ... here.
23592 * gimple.h (count_uses_and_derefs): Declare.
23593 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23594 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23595 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23596 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23597 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23598 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23599 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23601 * tree-dfa.c (refs_may_alias_p): Move ...
23602 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23603 * tree-ssa-alias.h: New file.
23604 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23605 (statement_sink_location): Likewise.
23606 * opts.c (decode_options): Do not adjust max-aliased-vops or
23607 avg-aliased-vops values.
23608 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23609 (TV_CALL_CLOBBER): Likewise.
23610 (TV_FLOW_SENSITIVE): Likewise.
23611 (TV_FLOW_INSENSITIVE): Likewise.
23612 (TV_MEMORY_PARTITIONING): Likewise.
23613 (TV_ALIAS_STMT_WALK): New timevar.
23614 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23615 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23616 (get_address_description): Remove memory-tag related code.
23617 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23618 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23619 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23620 and immediate uses in statements. Document.
23621 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23622 (dump_symbols): Remove.
23623 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23624 * alias.c (get_deref_alias_set): New function split out from ...
23625 (get_alias_set): ... here.
23626 * alias.h (get_deref_alias_set): Declare.
23627 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23628 type parameter. Remove restrict pointer handling. Create a
23629 ref-all pointer in case type-based alias sets do not conflict.
23630 (vect_analyze_data_refs): Remove SMT related code.
23631 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23632 (vectorizable_load): Likewise.
23633 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23634 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23635 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23636 Ignore vops and SMTs.
23637 (dr_analyze_alias): Likewise..
23638 (free_data_ref): Likewise.
23639 (create_data_ref): Likewise.
23640 (analyze_all_data_dependences): Likewise.
23641 (get_references_in_stmt): Adjust.
23642 * tree-flow-inline.h (gimple_aliases_computed_p,
23643 gimple_addressable_vars, gimple_call_clobbered_vars,
23644 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23645 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23646 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23647 gimple_mem_ref_stats): Remove.
23648 (gimple_vop): New function.
23649 (op_iter_next_use): Remove vuses and mayuses cases.
23650 (op_iter_next_def): Remove vdefs case.
23651 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23652 (clear_and_done_ssa_iter): Do not set removed fields.
23653 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23654 Assert we are not iterating over vuses or vdefs if not also
23655 iterating over uses or defs.
23656 (op_iter_init_use): Likewise.
23657 (op_iter_init_def): Likewise.
23658 (op_iter_next_vdef): Remove.
23659 (op_iter_next_mustdef): Likewise.
23660 (op_iter_init_vdef): Likewise.
23661 (compare_ssa_operands_equal): Likewise.
23662 (link_use_stmts_after): Handle vuse operand.
23663 (is_call_used): Use is_call_clobbered.
23664 (is_call_clobbered): Global variables are always call clobbered,
23665 query the call-clobbers bitmap.
23666 (mark_call_clobbered): Ignore global variables.
23667 (clear_call_clobbered): Likewise.
23668 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23669 virtual operands sanity check.
23670 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23672 (TARGET_MEM_REF): Remove TMR_TAG operand.
23673 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23674 Remove call-clobber related code.
23675 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23676 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23677 partitions or escape reason.
23678 (get_single_def_stmt, get_single_def_stmt_from_phi,
23679 get_single_def_stmt_with_phi): Remove.
23680 (dump_referenced_vars): Tidy.
23681 (get_ref_base_and_extent): Allow bare decls.
23682 (collect_dfa_stats): Adjust.
23683 * graphite.c (rename_variables_in_stmt): Adjust.
23684 (graphite_copy_stmts_from_block): Likewise.
23685 (translate_clast): Likewise.
23686 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23688 (translate_vuse_through_block): Use the oracle.
23689 (phi_translate_1): Adjust.
23690 (value_dies_in_block_x): Use the oracle. Cache the outcome
23692 (valid_in_sets): Check if the VUSE for
23693 a REFERENCE is available.
23694 (eliminate): Do not remove stmts during elimination,
23695 instead queue and remove them afterwards.
23696 (do_pre): Do not rebuild alias info.
23697 (pass_pre): Run TODO_rebuild_alias before PRE.
23698 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23699 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23700 (mark_all_v_defs_stmt): Remove.
23701 (mark_all_v_defs_seq): Adjust.
23702 (sra_replace): Likewise.
23703 (scalarize_use): Likewise.
23704 (scalarize_copy): Likewise.
23705 (scalarize_init): Likewise.
23706 (scalarize_ldst): Likewise.
23707 (todoflags): Remove.
23708 (tree_sra): Do not rebuild alias info.
23709 (tree_sra_early): Adjust.
23710 (pass_sra): Run TODO_update_address_taken before SRA.
23711 * tree-predcom.c (set_alias_info): Remove.
23712 (prepare_initializers_chain): Do not call it.
23713 (mark_virtual_ops_for_renaming): Adjust.
23714 (mark_virtual_ops_for_renaming_list): Remove.
23715 (initialize_root_vars): Adjust.
23716 (initialize_root_vars_lm): Likewise.
23717 (prepare_initializers_chain): Likewise.
23718 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23719 (may_propagate_copy_into_stmt): Likewise.
23720 (merge_alias_info): Do nothing for now.
23721 (propagate_tree_value_into_stmt): Adjust.
23722 (stmt_may_generate_copy): Likewise.
23723 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23724 not mark symbols for renaming.
23725 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23726 with the same statement, make sure to update the new pointed-to one.
23727 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23728 call statements, do not mark symbols for renaming.
23729 (mark_operand_necessary): Dump something.
23730 (ref_may_be_aliased): New function.
23731 (mark_aliased_reaching_defs_necessary_1): New helper function.
23732 (mark_aliased_reaching_defs_necessary): Likewise.
23733 (mark_all_reaching_defs_necessary_1): Likewise.
23734 (mark_all_reaching_defs_necessary): Likewise.
23735 (propagate_necessity): Do not process virtual PHIs. For
23736 non-aliased loads mark all reaching definitions as necessary.
23737 For aliased loads and stores mark the immediate dominating
23738 aliased clobbers as necessary.
23739 (visited): New global static.
23740 (perform_tree_ssa_dce): Free visited bitmap after propagating
23742 (remove_dead_phis): Perform simple dead virtual PHI removal.
23743 (remove_dead_stmt): Properly unlink virtual operands when
23745 (eliminate_unnecessary_stmts): Schedule PHI removal after
23747 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23748 (process_replaceable): Likewise.
23749 (find_replaceable_in_bb): Likewise.
23750 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23751 based on the single gimple vop.
23752 (verify_flow_insensitive_alias_info): Remove.
23753 (verify_flow_sensitive_alias_info): Likewise.
23754 (verify_call_clobbering): Likewise.
23755 (verify_memory_partitions): Likewise.
23756 (verify_alias_info): Likewise.
23757 (verify_ssa): Adjust..
23758 (execute_update_addresses_taken): Export. Update SSA
23759 manually. Optimize only when optimizing. Use a local bitmap.
23760 (pass_update_address_taken): Remove TODO_update_ssa, add
23762 (pass_update_address_taken): Just use TODO_update_address_taken.
23763 (init_tree_ssa): Do not initialize addressable_vars.
23764 (verify_ssa): Verify new VUSE / VDEF properties.
23765 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23766 Do not call verify_alias_info.
23767 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23768 Do not free the loaded and stored syms bitmaps. Reset the escaped
23769 and callused solutions. Do not free addressable_vars.
23770 Remove memory-tag related code.
23771 (warn_uninitialized_var): Aliases are always available.
23772 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23773 * lambda-code.c (can_put_in_inner_loop): Adjust.
23774 (can_put_after_inner_loop): Likewise.
23775 (perfect_nestify): Likewise.
23776 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23777 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23778 (vectorizable_conversion): Do not mark symbols for renaming.
23779 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23780 (expand_call_inline): Unlink the calls virtual operands before
23782 (tree_function_versioning): Do not call update_ssa if we are not
23783 updating clones. Simplify.
23784 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23785 (propagate_with_phi): Likewise..
23786 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23787 clobber code. Assert we are not aliased or global.
23788 * tree-flow.h: Include tree-ssa-alias.h
23789 (enum escape_type): Remove.
23790 (struct mem_sym_stats_d): Likewise.
23791 (struct mem_ref_stats_d): Likewise.
23792 (struct gimple_df): Add vop member. Remove global_var,
23793 call_clobbered_vars, call_used_vars, addressable_vars,
23794 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23795 escaped and callused members.
23796 (struct ptr_info_def): Remove all members, add points-to solution
23798 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23799 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23800 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23801 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23802 (tree-ssa-alias.o): Likewise.
23803 (toplev.o): Add tree-ssa-alias.h
23804 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23805 * gimple.c (gimple_set_bb): Fix off-by-one error.
23806 (is_gimple_reg): Do not handle memory tags.
23807 (gimple_copy): Also copy virtual operands.
23808 Delay updating the statement. Do not reset loaded and stored syms.
23809 (gimple_set_stored_syms): Remove.
23810 (gimple_set_loaded_syms): Likewise.
23811 (gimple_call_copy_skip_args): Copy the virtual operands
23812 and mark the new statement modified.
23813 * tree-ssa-structalias.c (may_alias_p): Remove.
23814 (set_uids_in_ptset): Take the alias set to prune with as
23815 parameter. Fold in the alias test of may_alias_p.
23816 (compute_points_to_sets): Compute whether a ptr is dereferenced
23817 in a local sbitmap.
23818 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23819 other ADDRESSOF constraints on the lhs.
23820 (get_constraint_for_component_ref): Assert that we don't get
23821 ADDRESSOF constraints from the base of the reference.
23822 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23823 (struct variable_info): Remove collapsed_to member.
23824 (get_varinfo_fc): Remove.
23825 (new_var_info): Do not set collapsed_to.
23826 (dump_constraint): Do not follow cycles.
23827 (dump_constraint_graph): Likewise.
23828 (build_pred_graph): Likewise.
23829 (build_succ_graph): Likewise.
23830 (rewrite_constraints): Likewise.
23831 (do_simple_structure_copy): Remove.
23832 (do_rhs_deref_structure_copy): Remove.
23833 (do_lhs_deref_structure_copy): Remove.
23834 (collapse_rest_of_var): Remove.
23835 (do_structure_copy): Re-implement.
23836 (pta_stats): New global variable.
23837 (dump_pta_stats): New function.
23838 (struct constraint_expr): Make offset signed.
23839 (UNKNOWN_OFFSET): Define special value.
23840 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23841 (solution_set_expand): New helper function split out from ...
23842 (do_sd_constraint): ... here.
23843 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23844 (do_ds_constraint): Likewise.
23845 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23846 and CALLUSED = *CALLUSED.
23847 (set_union_with_increment): Make inc argument signed.
23848 (type_safe): Remove.
23849 (get_constraint_for_ptr_offset): Handle unknown and negative
23851 (first_vi_for_offset): Handle offsets before start. Bail
23852 out early for offsets beyond the variable extent.
23853 (first_or_preceding_vi_for_offset): New function.
23854 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23855 Together with ESCAPED = *ESCAPED this properly computes reachability.
23856 (find_what_var_points_to): New function.
23857 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23858 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23859 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23860 pt_solutions_intersect): New functions.
23861 (compute_call_used_vars): Remove.
23862 (compute_may_aliases): New main entry into PTA computation.
23863 * gimple.h (gimple_p): New typedef.
23864 (struct gimple_statement_base): Remove references_memory_p.
23865 (struct gimple_statement_with_memory_ops_base): Remove
23866 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23868 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23869 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23870 gimple_set_references_memory): Remove.
23871 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23872 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23874 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23875 (verify_expr): Allow RESULT_DECL.
23876 (gimple_duplicate_bb): Do not copy virtual operands.
23877 (gimple_duplicate_sese_region): Adjust.
23878 (gimple_duplicate_sese_tail): Likewise.
23879 (mark_virtual_ops_in_region): Remove.
23880 (move_sese_region_to_fn): Do not call it.
23881 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23882 and pass_simple_dse.
23883 (execute_function_todo): Handle TODO_update_address_taken,
23884 call execute_update_addresses_taken for TODO_rebuild_alias.
23885 (execute_todo): Adjust.
23886 (execute_one_pass): Init dump files early.
23887 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23889 (create_general_new_stmt): Clear vops.
23890 * tree-ssa-reassoc.c (get_rank): Adjust.
23891 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23892 symbols for renaming.
23893 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23894 (PARAM_AVG_ALIASED_VOPS): Likewise.
23895 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23896 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23897 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23898 (operand_build_cmp, copy_virtual_operands,
23899 create_ssa_artificial_load_stmt, add_to_addressable_set,
23900 gimple_add_to_addresses_taken): Remove public functions.
23901 (unlink_stmt_vdef): New function.
23903 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23905 * config.gcc (powerpc-*-linux*): Merge variants.
23907 2009-04-02 Chao-ying Fu <fu@mips.com>
23908 James Grosbach <james.grosbach@microchip.com>
23910 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23911 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23913 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23914 keep_interrupts_masked_p, use_debug_exception_return_p.
23915 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23916 keep_interrupts_masked, use_debug_exception_return.
23917 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23918 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23920 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23921 (mips_print_operand): Process COP0 registers to print $0 .. $31
23922 correctly for GAS to process.
23923 (mips_interrupt_extra_call_saved_reg_p): New function.
23924 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23926 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23927 (mips_compute_frame_info): Add supports for interrupt context that
23928 includes doubleword accumulators and COP0 registers.
23929 (mips_for_each_saved_acc): New function.
23930 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23931 mips_for_each_saved_reg.
23932 (mips_save_reg): Save accumulators.
23933 (mips_kernel_reg_p): A new for_each_rtx callback.
23934 (mips_expand_prologue): Support interrupt handlers.
23935 (mips_restore_reg): Restore accumulators.
23936 (mips_expand_epilogue): Support interrupt handlers.
23937 (mips_can_use_return_insn): Return false for interrupt handlers.
23938 (mips_epilogue_uses): New function.
23939 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23940 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23941 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23942 cop0_move): New instructions.
23943 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23944 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23946 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23948 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23949 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23950 interrupt handlers, we use K0 as the temporary register.
23951 (EPILOGUE_USES): Change to a function call.
23952 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23953 handlers, we use K0 as the temporary register.
23955 * doc/extend.texi (Function Attributes): Document interrupt,
23956 use_shadow_register_set, keep_interrupts_masked,
23957 use_debug_exception_return for MIPS attributes.
23959 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23961 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23962 Remove a number of t-files from tmake_file.
23963 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23964 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23965 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23966 target_prototype, not TARGET_PROTOTYPE.
23967 (LINK_OS_GNU_SPEC): Define.
23968 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23969 and darwin-ldoubdle.c.
23971 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23974 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23975 (cpp_options): Ditto.
23976 (default_compilers): Ditto.
23977 (display_help): Ditto.
23978 (process_command): Ditto.
23979 (do_spec_1): Ditto.
23980 (set_input): Use lbasename instead of duplicate code.
23981 (save_temps_prefix): New static for -save-temps=obj.
23982 (save_temps_length): Ditto.
23984 * doc/invoke.texi (-save-temps=obj): Document new variant to
23985 -save-temps switch.
23987 2009-04-02 Jeff Law <law@redhat.com>
23989 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23992 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23994 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23995 * configure: Regenerated.
23997 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23999 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24000 share the argument list.
24002 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24006 2009-02-12 Diego Novillo <dnovillo@google.com>
24008 * varpool.c (debug_varpool): New.
24009 * cgraph.h (debug_varpool): Declare.
24011 2009-04-02 Jan Hubicka <jh@suse.cz>
24013 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24016 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24018 * config/i386/i386.c (ix86_abi): Move initialization to ...
24019 (override_options): Here.
24021 2009-04-02 Christian Bruel <christian.bruel@st.com>
24023 * config/sh/sh.c (sh_dwarf_register_span): New function.
24024 (TARGET_DWARF_REGISTER_SPAN): Define.
24025 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24027 2009-04-02 Ira Rosen <irar@il.ibm.com>
24029 PR tree-optimization/39595
24030 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24031 interleaved loads group is not greater than the SLP group size.
24033 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24035 * builtins.c (is_builtin_name): New.
24036 (called_as_built_in): Use is_builtin_name.
24037 * tree.h (is_builtin_name): New.
24038 * varasm.c (incorporeal_function_p): Use is_builtin_name
24040 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24042 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24044 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24047 * c-decl.c (clone_underlying_type): Move this ...
24048 * c-common.c (set_underlying_type): ... here.
24049 Also, make sure the function properly sets TYPE_STUB_DECL() on
24050 the newly created typedef variant type.
24051 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24052 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24055 2009-04-02 Richard Guenther <rguenther@suse.de>
24057 PR tree-optimization/37221
24058 * tree-flow.h (degenerate_phi_result): Declare.
24059 * tree-ssa-dom.c (degenerate_phi_result): Export.
24060 * tree-scalar-evolution.c (analyze_initial_condition): If
24061 the initial condition is defined by a degenerate PHI node
24062 use the degenerate value.
24064 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24066 PR rtl-optimization/39588
24067 * combine.c (merge_outer_ops): Do not set the constant when this
24069 (simplify_shift_const_1): Do not modify it either in this case.
24071 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24073 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24074 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24076 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24079 * c-lex.c (interpret_float): Default (no suffix) is double.
24081 2009-04-1 Xinliang David Li <davidxl@google.com>
24083 * config/i386/i386.c (legitimate_constant_p): Recognize
24084 all one vector constant.
24086 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24088 * config/vax/vax.c: Add #includes to silence warnings.
24089 Change #include order to silence two warnings.
24091 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24093 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24094 (ASM_SPEC): Pass -k to the assembler for PIC code.
24096 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24098 * config.gcc: Add vax-*-linux* to the switch.
24099 * config/vax/linux.h: New file. (TARGET_VERSION,
24100 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24102 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24104 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24105 Use predicate macros instead of GET_CODE() == foo.
24106 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24107 ashlsi3, rotrsi3, <unnamed>): Likewise.
24109 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24111 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24112 jbbccihi, jbbccisi): Remova trailing whitespace.
24113 * config/vax/constraints.md: Likewise.
24114 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24115 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24116 * config/vax/predicates.md: Likewise.
24117 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24118 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24119 * config/vax/vax.h: Likewise.
24120 * config/vax/vax.md (nonlocal_goto): Likewise.
24122 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24124 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24125 (indirectable_address_p, adjacent_operands_p): Add spaces around
24127 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24129 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24131 * config/vax/vax.c (legitimate_constant_address_p,
24132 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24133 index_term_p, reg_plus_index_p, legitimate_address_p,
24134 vax_mode_dependent_address_p): Update comments to match functions
24135 modified by the recent int->bool conversion.
24137 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24139 * config/vax/builtins.md: Update copyright message.
24140 * config/vax/constraints.md: Likewise.
24141 * config/vax/netbsd-elf.h: Likewise.
24142 * config/vax/predicates.md: Likewise.
24143 * config/vax/vax-protos.h: Likewise.
24144 * config/vax/vax.c: Likewise.
24145 * config/vax/vax.h: Likewise.
24146 * config/vax/vax.md: Likewise.
24147 * config/vax/vax.opt: Likewise.
24149 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24151 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24152 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24153 * config/vax/constraints.md (B, R): Likewise.
24154 * config/vax/predicates.md (external_memory_operand,
24155 nonimmediate_addsub_di_operand): Likewise.
24156 * config/vax/vax.c (vax_output_int_add): Likewise.
24157 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24158 untyped_call): Likewise.
24160 2009-04-01 Matt Thomas <matt@3am-software.com>
24162 * config/vax/predicates.md: New file.
24163 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24164 external_const_operand, nonsymbolic_operand, external_memory_operand,
24165 indirect_memory_operand, indexed_memory_operand,
24166 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24167 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24169 * config/vax/constraints.md: New file.
24170 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24172 * config/vax/builtins.md: New file.
24173 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24174 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24176 * config/vax/vax.opt (mqmath): Add option.
24177 * config/vax/vax.md (isfx): Extend with DI.
24178 (VAXintQH, VAXintQHSD): Define.
24179 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24180 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24181 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24182 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24183 (movdi): Update constraints and use vax_output_int_move().
24184 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24185 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24186 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24187 nonlocal_goto): New.
24188 (mov<mode>): Extend accepted operand types.
24189 (subdi3_old): Rename from subdi3, change update constraints and use
24190 a new implementation.
24191 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24192 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24193 MOVE_RATIO, CLEAR_RATIO): Define.
24194 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24195 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24196 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24197 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24198 (split_quadword_operands): Make static and really allow variable
24200 (print_operand_address): Update for PIC generation.
24201 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24202 indexable_address_p, fixup_mathdi_operand,
24203 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24204 (vax_float_literal, legitimate_constant_p,
24205 indirectable_constant_address_p, index_term_p,
24206 reg_plus_index_p): Return bool instead of int.
24207 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24209 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24211 (vax_output_conditional_branch): Indent.
24212 (legitimate_constant_address_p, indirectable_constant_address_p,
24213 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24214 vax_mode_dependent_address_p): Return bool instead of int, update for
24216 * config/vax/vax-protos.h (legitimate_constant_address_p,
24217 legitimate_constant_p, legitimate_address_p,
24218 vax_mode_dependent_address_p): Change declaration to bool.
24219 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24220 vax_expand_addsub_di_operands, vax_output_int_subtract,
24221 vax_output_movmemsi): Declare.
24222 (split_quadword_operands, vax_float_literal): Delete declaration.
24223 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24224 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24225 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24226 ASM_OUTPUT_DWARF_PCREL): Define.
24227 (ASM_SPEC): Change definition to allow PIC generation.
24229 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24231 * doc/sourcebuild.texi: Update front-end requirements.
24233 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24236 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24237 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24238 (booldi3_internal3): Use boolean_or_operator instead of
24241 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24244 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24245 declarator whose size is not an integer constant expression but
24246 folds to an integer constant, then treat it as a constant
24249 2009-04-01 Richard Guenther <rguenther@suse.de>
24251 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24252 i * 4 + 2 to (i * 2 + 1) * 2.
24254 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24257 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24258 return if c_parser_asm_string_literal returned NULL.
24260 2009-04-01 Nick Clifton <nickc@redhat.com>
24262 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24264 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24265 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24266 other typedefs to avoid conflicts with libgcc2.c. Define labels
24267 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24269 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24270 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24273 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24275 * varasm.c (default_function_rodata_section): Declare DOT as
24278 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24279 Andrey Galkin <agalkin@hypercom.com>
24282 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24283 Make object_name unique for each process.
24285 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24288 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24289 addressable variables in the parallel that could go out of scope while
24290 running queued tasks.
24292 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24294 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24295 (CASE_VALUES_THRESHOLD): Redefine.
24296 * config/avr/avr.c (avr_override_options): Remove initialization of
24297 avr_case_values_threshold variable.
24298 (avr_case_values_threshold): Remove variable. Add new function.
24299 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24300 * config/avr/avr.opt (mno-tablejump): Remove option.
24301 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24303 2009-04-01 DJ Delorie <dj@redhat.com>
24305 * varasm.c (default_function_rodata_section): Don't assume
24306 anything about where the first '.' in the section name is.
24308 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24310 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24311 rs6000_emit_stack_tie.
24313 2009-03-31 Ian Lance Taylor <iant@google.com>
24315 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24316 gimple_code with GIMPLE_RESX, not RESX.
24318 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24320 * c-common.c (c_get_ident): New.
24321 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24323 2009-04-01 Ben Elliston <bje@au.ibm.com>
24325 * config/rs6000/sysv4.opt (msdata): Improve option description.
24327 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24329 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24330 (divdf3_internal_lat): Remove.
24331 (divxf3_internal_lat): Remove.
24332 (divxf3_internal_thr): Remove.
24333 (divxf): Use divxf3_internal.
24334 * config/ia64/div.md (divsf3_internal_lat): New.
24335 (divdf3_internal_lat): New.
24336 (divxf3_internal): New.
24338 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24341 * Makefile.in (USE_GCC_STDINT): Define.
24342 (stmp-int-hdrs): Install stdint.h if applicable.
24343 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24345 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24346 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24347 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24348 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24349 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24350 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24351 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24352 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24353 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24354 (c_common_nodes_and_builtins): Initialize
24355 underlying_wchar_type_node. Do not initialize
24356 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24357 nodes for new types.
24358 (c_stddef_cpp_builtins): Define macros for new types.
24359 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24361 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24362 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24363 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24364 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24365 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24366 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24367 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24368 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24369 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24370 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24371 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24372 int16_type_node, int32_type_node, int64_type_node,
24373 uint8_type_node, uint16_type_node, c_uint32_type_node,
24374 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24375 int_least32_type_node, int_least64_type_node,
24376 uint_least8_type_node, uint_least16_type_node,
24377 uint_least32_type_node, uint_least64_type_node,
24378 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24379 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24380 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24381 uintptr_type_node): Define.
24382 * c-cppbuiltin.c (builtin_define_constants,
24383 builtin_define_type_minmax): New.
24384 (builtin_define_stdint_macros): Define more macros.
24385 (c_cpp_builtins): Define more limit macros.
24386 (type_suffix): New.
24387 (builtin_define_type_max): Define in terms of
24388 builtin_define_type_minmax. Remove is_long parameter. All
24390 * config.gcc (use_gcc_stdint): Define.
24391 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24392 Add newlib-stdint.h for generic targets.
24393 * config/glibc-stdint.h, config/newlib-stdint.h,
24394 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24395 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24396 * config/score/score.h (UINTPTR_TYPE): Define.
24397 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24398 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24399 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24400 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24401 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24402 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24403 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24404 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24405 * config/spu/spu.h (STDINT_LONG32): Define.
24406 * configure.ac (use_gcc_stdint): Substitute.
24407 * configure: Regenerate.
24408 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24409 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24410 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24411 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24412 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24413 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24414 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24415 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24416 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24417 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24418 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24419 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24420 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24421 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24422 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24423 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24424 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24425 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24426 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24427 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24428 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24429 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24430 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24431 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24432 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24433 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24434 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24435 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24436 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24438 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24440 * loop-iv.c (suitable_set_for_replacement): Renamed from
24441 simplify_using_assignment; changed to return bool and to accept new
24442 args DEST and SRC. Return true iff we find a source/destination pair
24443 that can be used to make a replacement, and fill SRC and DEST if so.
24444 Remove arg ALTERED. Don't deal with altered regs here. All callers
24446 (simplify_using_initial_values): Deal with altered regs here and track
24447 more precisely the effect they have on the validity of our expression.
24449 * loop-iv.c (simplify_using_condition): A condition of the form
24450 (EQ REG CONST) can be used to simply make a substitution.
24451 (simplify_using_initial_values): Keep track of conditions we have seen
24452 and keep using them to simplify new expressions, while applying the
24453 same substitutions to them as to the expression.
24455 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24456 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24459 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24460 changed. Use this when trying to improve the upper bound.
24461 Generate the comparison by using simplify_gen_relational.
24463 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24465 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24467 (simplify_using_assignment, simplify_using_initial_values): Call
24468 replace_in_expr to make replacements. Call replace_single_def_regs
24469 once on the initial version of the expression.
24471 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24474 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24476 2009-03-31 Richard Guenther <rguenther@suse.de>
24478 PR middle-end/31029
24479 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24480 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24482 2009-03-31 Richard Guenther <rguenther@suse.de>
24484 * tree.h (div_if_zero_remainder): Declare.
24485 * fold-const.c (div_if_zero_remainder): Export.
24486 * tree-ssa-forwprop.c
24487 (forward_propagate_addr_into_variable_array_index): Handle
24488 constant array index addition outside of the variable index.
24490 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24493 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24494 define_splits, floatunssi<mode>2): Require x87 conversions from
24495 DImode to be permitted.
24497 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24499 PR preprocessor/15638
24500 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24502 2009-03-31 Richard Guenther <rguenther@suse.de>
24504 PR middle-end/23401
24505 PR middle-end/27810
24506 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24507 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24508 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24509 a separate statement.
24510 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24511 (lookup_tmp_var): Likewise.
24512 (is_gimple_formal_tmp_or_call_rhs): Remove.
24513 (is_gimple_reg_or_call_rhs): Rename to ...
24514 (is_gimple_reg_rhs_or_call): ... this.
24515 (is_gimple_mem_or_call_rhs): Rename to ...
24516 (is_gimple_mem_rhs_or_call): ... this.
24517 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24518 DECL_GIMPLE_REG_P only if is_formal is true.
24519 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24520 for non-proper post-modify expression gimplification.
24521 (gimplify_self_mod_expr): For post-modify expressions gimplify
24522 the lvalue to a minimal lvalue.
24523 (rhs_predicate_for): Remove formal temp case.
24524 (gimplify_modify_expr_rhs): Likewise.
24525 (gimplify_addr_expr): Use is_gimple_reg.
24526 (gimplify_expr): Remove formal temp cases.
24527 (gimple_regimplify_operands): Likewise.
24528 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24529 and FILTER_EXPR like constants.
24530 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24532 (is_gimple_formal_tmp_rhs): Remove.
24533 (is_gimple_reg_rhs): Remove special casing.
24534 (is_gimple_mem_rhs): Fix.
24535 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24536 (is_gimple_formal_tmp_var): Remove.
24537 (is_gimple_formal_tmp_reg): Likewise.
24538 (is_gimple_min_lval): Allow invariant component ref parts.
24539 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24540 is_gimple_formal_tmp_reg): Remove declarations.
24541 * tree-cfg.c (verify_expr): Verify that variables with address
24542 taken do not have DECL_GIMPLE_REG_P set.
24543 * tree-mudflap.c (mf_build_check_statement_for): Use
24544 force_gimple_operand instead of gimplify_expr.
24546 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24548 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24549 schedulable rows to compute_split_row.
24551 2009-03-31 Ben Elliston <bje@au.ibm.com>
24554 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24557 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24559 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24560 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24561 * configure: Regenerate.
24562 * config.in: Regenerate.
24563 * config/rs6000/rs6000.opt (mtls-markers): Add.
24564 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24565 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24566 (tls_ld_aix, tls_ld_sysv): Likewise.
24567 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24568 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24570 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24572 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24574 2009-03-30 Jan Hubicka <jh@suse.cz>
24576 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24578 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24579 detection and label handling.
24581 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24583 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24584 left_conflicts_size.
24585 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24586 ALLOCNO_LEFT_CONFLICTS_SIZE.
24588 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24589 remove_allocno_from_bucket_and_push,
24590 allocno_spill_priority_compare, push_allocnos_to_stack,
24591 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24592 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24593 (setup_allocno_left_conflicts_num): Ditto. Rename to
24594 setup_allocno_left_conflicts_size.
24595 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24596 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24597 setup_allocno_left_conflicts_size instead of
24598 setup_allocno_left_conflicts_num.
24600 * ira-build.c (ira_create_allocno): Use
24601 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24602 ALLOCNO_LEFT_CONFLICTS_NUM.
24604 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24606 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24607 instead of DF_LR_OUT.
24609 * ira-lives.c (process_bb_node_lives): Ditto.
24611 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24612 instead of DF_LR_{OUT,IN}.
24614 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24616 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24618 2009-03-30 Jan Hubicka <jh@suse.cz>
24620 * except.c (label_to_region_map): Fix thinko.
24622 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24624 PR middle-end/38237
24625 * tree.h (tree_find_value): New declaration.
24626 * tree.c (tree_find_value): New function.
24627 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24629 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24632 * c-decl.c (struct c_binding): Add locus field.
24633 (bind): Add locus argument, set locus field from it.
24634 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24635 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24636 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24637 implicitly_declare, undeclared_variable, lookup_label,
24638 declare_label, c_make_fname_decl, c_builtin_function,
24639 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24642 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24645 * config/i386/i386.c (classify_argument): Check total size of
24648 2009-03-30 Martin Jambor <mjambor@suse.cz>
24650 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24651 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24652 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24655 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24656 seen_variable_array_ref while also traversing a union.
24658 * tree-inline.c (optimize_inline_calls): Do not call
24659 cgraph_node_remove_callees.
24660 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24661 (pass_remove_cgraph_callee_edges): New variable.
24662 * passes.c (init_optimization_passes): Add
24663 pass_remove_cgraph_callee_edges after early inlining and before all
24664 late intraprocedural passes.
24666 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24668 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24670 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24671 Fix typos in names.
24673 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24675 * combine.c (simplify_comparison): Use have_insn_for.
24676 * dojump.c (do_jump): Likewise.
24678 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24680 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24681 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24682 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24683 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24684 instead of sparc_compare_emitted.
24685 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24686 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24687 instead of sparc_compare_emitted.
24689 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24691 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24692 enter/exit cfglayout mode.
24693 (pass_partition_block): Require it.
24694 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24695 (combine_instructions): Track basic blocks instead of labels.
24696 (update_cfg_for_uncondjump): New.
24697 (try_combine): Use it. Update jumps after rescanning.
24698 (pass_combine): Require PROP_cfglayout.
24699 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24701 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24703 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24704 Provide/destroy PROP_cfglayout respectively.
24705 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24706 * tree-pass.h (PROP_cfglayout): New.
24708 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24710 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24711 fold_convert_const_fixed_from_fixed,
24712 fold_convert_const_fixed_from_int,
24713 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24714 set TREE_CONSTANT_OVERFLOW.
24715 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24716 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24718 2009-03-30 Ira Rosen <irar@il.ibm.com>
24720 * tree-vect-loop-manip.c: New file.
24721 * tree-vectorizer.c: Update documentation and included files.
24722 (vect_loop_location): Make extern.
24723 (rename_use_op): Move to tree-vect-loop-manip.c
24724 (rename_variables_in_bb, rename_variables_in_loop,
24725 slpeel_update_phis_for_duplicate_loop,
24726 slpeel_update_phi_nodes_for_guard1,
24727 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24728 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24729 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24730 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24731 find_loop_location): Likewise.
24732 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24733 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24734 get_vectype_for_scalar_type, vect_is_simple_use,
24735 supportable_widening_operation, supportable_narrowing_operation):
24737 (bb_in_loop_p): Move to tree-vect-loop.c.
24738 (new_loop_vec_info, destroy_loop_vec_info,
24739 reduction_code_for_scalar_code, report_vect_op,
24740 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24741 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24742 (vect_supportable_dr_alignment): Likewise.
24743 * tree-vectorizer.h (tree-data-ref.h): Include.
24744 (vect_loop_location): Declare.
24745 Reorganize function declarations according to the new file structure.
24746 * tree-vect-loop.c: New file.
24747 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24748 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24749 * tree-vect-data-refs.c: New file.
24750 * tree-vect-patterns.c (timevar.h): Don't include.
24751 * tree-vect-stmts.c: New file.
24752 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24753 tree-vect-slp.c, tree-vect-loop.c.
24754 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24755 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24756 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24757 (tree-vect-analyze.o): Remove.
24758 (tree-vect-transform.o): Likewise.
24759 (tree-vect-data-refs.o): Add rule.
24760 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24761 tree-vect-slp.o): Likewise.
24762 (tree-vect-patterns.o): Remove redundant dependencies.
24763 (tree-vectorizer.o): Likewise.
24764 * tree-vect-slp.c: New file.
24766 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24768 * optc-gen.awk: Warn if an option flag has multiple different
24771 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24773 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24774 -floop-block): Document dependences on PPL, CLooG and Graphite.
24776 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24778 PR rtl-optimization/323
24779 * c-common.c (c_fully_fold, convert_and_check,
24780 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24781 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24782 * c-common.def (EXCESS_PRECISION_EXPR): New.
24783 * c-cppbuiltin.c (builtin_define_float_constants): Define
24784 constants with enough digits for long double.
24785 * c-lex.c (interpret_float): Interpret constant with excess
24786 precision where appropriate.
24787 * c-opts.c (c_common_post_options): Set
24788 flag_excess_precision_cmdline. Give an error for
24789 -fexcess-precision=standard for C++ for processors where the
24790 option is significant.
24791 * c-parser.c (c_parser_conditional_expression): Handle excess
24792 precision in condition.
24793 * c-typeck.c (convert_arguments): Handle arguments with excess
24795 (build_unary_op): Move excess precision outside operation.
24796 (build_conditional_expr): Likewise.
24797 (build_compound_expr): Likewise.
24798 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24799 (build_modify_expr): Handle excess precision in RHS.
24800 (convert_for_assignment): Handle excess precision in converted
24802 (digest_init, output_init_element, process_init_element): Handle
24803 excess precision in initializer.
24804 (c_finish_return): Handle excess precision in return value.
24805 (build_binary_op): Handle excess precision in operands and add
24806 excess precision as needed for operation.
24807 * common.opt (-fexcess-precision=): New option.
24808 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24809 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24810 For standard excess precision, output explicit conversion to and
24811 truncation from XFmode.
24812 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24813 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24814 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24815 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24816 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24817 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24818 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24819 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24820 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24821 define_splits, sqrt<mode>2): Disable where appropriate for
24822 standard excess precision.
24823 * convert.c (convert_to_real): Do not shorten arithmetic to type
24824 for which excess precision would be used.
24825 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24826 * doc/invoke.texi (-fexcess-precision=): Document option.
24827 (-mfpmath=): Correct index entry.
24828 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24829 flag_excess_precision): New.
24830 * langhooks.c (lhd_post_options): Set
24831 flag_excess_precision_cmdline.
24832 * opts.c (common_handle_option): Handle -fexcess-precision=.
24833 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24834 init_excess_precision): New.
24835 (lang_dependent_init_target): Call init_excess_precision.
24836 * tree.c (excess_precision_type): New.
24837 * tree.h (excess_precision_type): Declare.
24839 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24842 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24843 non-lvalue to component.
24845 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24847 PR preprocessor/34695
24848 * Makefile.in (c-opts.o): Depend on c-tree.h.
24849 * c-common.c: Move down include of diagnostic.h.
24850 (done_lexing, c_cpp_error): New.
24851 * c-common.h (done_lexing): Declare.
24852 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24854 * c-opts.c: Include c-tree.h.
24855 (c_common_init_options): Set preprocessor error callback.
24856 (c_common_handle_option): Do not set preprocessor
24857 inhibit_warnings, warnings_are_errors, warn_system_headers,
24858 pedantic_errors or inhibit_warnings flags.
24859 (c_common_post_options): Do not check cpp_errors (parse_in).
24860 (c_common_finish): Do not output dependencies if there were
24861 errors. Do not check return value of cpp_finish.
24862 * c-ppoutput.c (pp_file_change): Set input_location.
24863 * c-tree.h (c_cpp_error): Declare.
24864 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24866 (diagnostic_build_prefix): Check override_column.
24867 * diagnostic.h (diagnostic_info): Add override_column field.
24868 (diagnostic_override_column): Define.
24870 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24872 * c-common.c (c_expand_expr, c_staticp): Remove.
24873 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24874 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24875 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24876 * c-gimplify.c (gimplify_compound_literal_expr,
24877 optimize_compound_literals_in_ctor): Remove.
24878 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24879 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24880 * c-semantics.c (emit_local_var): Remove.
24882 * langhooks-def.h (lhd_expand_expr): Remove.
24883 * langhooks.c (lhd_expand_expr): Remove.
24884 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24886 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24887 handling from c-semantics.c; don't call into langhook.
24888 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24889 * gimplify.c (gimplify_compound_literal_expr,
24890 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24891 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24892 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24893 as was done in c-gimplify.c.
24894 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24895 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24896 Move from c-common.h.
24897 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24899 * tree.c (staticp): Do not call langhook.
24900 * langhooks.c (lhd_staticp): Delete.
24901 * langhooks-def.h (lhd_staticp): Delete prototype.
24902 (LANG_HOOKS_STATICP): Delete.
24903 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24905 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24906 instead of DECL_STMTs.
24908 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24916 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24918 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24919 contained expression.
24920 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24921 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24922 conditional expressions for C.
24923 (decl_constant_value_for_optimization): Move from
24924 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24925 whether optimizing and that the expression is a VAR_DECL not of
24926 array type instead of doing such checks in the caller. Do not
24927 check pedantic. Call gcc_unreachable for C++.
24928 * c-common.def (C_MAYBE_CONST_EXPR): New.
24929 * c-common.h (c_fully_fold, c_save_expr,
24930 decl_constant_value_for_optimization): New prototypes.
24931 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24932 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24933 EXPR_INT_CONST_OPERANDS): Define.
24934 * c-convert.c (convert): Strip nops from expression.
24935 * c-decl.c (groktypename): Take extra parameters expr and
24936 expr_const_operands. Update call to grokdeclarator.
24937 (start_decl): Update call to grokdeclarator. Add statement for
24938 expressions used in type of decl.
24939 (grokparm): Update call to grokdeclarator.
24940 (push_parm_decl): Update call to grokdeclarator.
24941 (build_compound_literal): Add parameter non_const and build a
24942 C_MAYBE_COSNT_EXPR if applicable.
24943 (grokdeclarator): Take extra parameters expr and
24944 expr_const_operands. Track expressions used in declaration
24945 specifiers and declarators. Fold array sizes and track whether
24946 they are constant expressions and whether they are integer
24947 constant expressions.
24948 (parser_xref_tag): Set expr and expr_const_operands fields in
24950 (grokfield): Update call to grokdeclarator.
24951 (start_function): Update call to grokdeclarator.
24952 (build_null_declspecs): Set expr and expr_const_operands fields in
24954 (declspecs_add_type): Handle expressions in typeof specifiers.
24955 * c-parser.c (c_parser_declspecs): Set expr and
24956 expr_const_operands fields for declaration specifiers.
24957 (c_parser_enum_specifier): Likewise.
24958 (c_parser_struct_or_union_specifier): Likewise.
24959 (c_parser_typeof_specifier): Likewise. Update call to
24960 groktypename. Fold expression as needed. Return expressions with
24961 type instead of adding statements.
24962 (c_parser_attributes): Update calls to c_parser_expr_list.
24963 (c_parser_statement_after_labels): Fold expression before passing
24964 to objc_build_throw_stmt.
24965 (c_parser_condition): Fold expression.
24966 (c_parser_asm_operands): Fold expression.
24967 (c_parser_conditional_expression): Use c_save_expr. Update call
24968 to build_conditional_expr.
24969 (c_parser_alignof_expression): Update call to groktypename.
24970 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24971 original_code. Fold expression argument of va_arg. Create
24972 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24973 argument to va_arg. Update calls to groktypename. Fold array
24974 index for offsetof. Verify that first argument to
24975 __builtin_choose_expr has integer type.
24976 (c_parser_postfix_expression_after_paren_type): Update calls to
24977 groktypename and build_compound_literal. Handle expressions with
24978 side effects in type name.
24979 (c_parser_postfix_expression_after_primary): Update call to
24980 c_parser_expr_list. Set original_code for calls to
24981 __builtin_constant_p.
24982 (c_parser_expr_list): Take extra parameter fold_p. Fold
24983 expressions if requested.
24984 (c_parser_objc_type_name): Update call to groktypename.
24985 (c_parser_objc_synchronized_statement): Fold expression.
24986 (c_parser_objc_receiver): Fold expression.
24987 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24988 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24989 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24990 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24991 (struct c_typespec): Add elements expr and expr_const_operands.
24992 (struct c_declspecs): Add elements expr and expr_const_operands.
24993 (groktypename, build_conditional_expr, build_compound_literal):
24995 (in_late_binary_op): Declare.
24996 * c-typeck.c (note_integer_operands): New function.
24997 (in_late_binary_op): New variable.
24998 (decl_constant_value_for_broken_optimization): Move to c-common.c
24999 and rename to decl_constant_value_for_optimization.
25000 (default_function_array_conversion): Do not strip nops.
25001 (default_conversion): Do not call
25002 decl_constant_value_for_broken_optimization.
25003 (build_array_ref): Do not fold result.
25004 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25005 result when operand is a VLA.
25006 (c_expr_sizeof_type): Update call to groktypename. Handle
25007 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25008 result when operand names a VLA type.
25009 (build_function_call): Update call to build_compound_literal.
25010 Only fold result for calls to __builtin_* functions. Strip
25011 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25012 the function designator.
25013 (convert_arguments): Fold arguments. Update call to
25014 convert_for_assignment.
25015 (build_unary_op): Handle increment and decrement of
25016 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25017 decrement earlier. Fold operand of increment and decrement.
25018 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25019 built for integer operand. Wrap returns that are INTEGER_CSTs
25020 without being integer constant expressions or that have integer
25021 constant operands without being INTEGER_CSTs.
25022 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25023 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25024 result is an integer constant expression or can be used in
25025 unevaluated parts of one and avoid folding and wrap as
25026 appropriate. Fold operands before possibly doing -Wsign-compare
25028 (build_compound_expr): Wrap result for C99 if operands can be used
25029 in integer constant expressions.
25030 (build_c_cast): Update call to digest_init. Do not ignore
25031 overflow from casting floating-point constants to integers. Wrap
25032 results that could be confused with integer constant expressions,
25033 null pointer constants or floating-point constants.
25034 (c_cast_expr): Update call to groktypename. Handle expressions
25035 included in type name.
25036 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25037 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25038 Update calls to convert_for_assignment.
25039 (convert_for_assignment): Take new parameter
25040 null_pointer_constant. Do not strip nops or call
25041 decl_constant_value_for_broken_optimization. Set
25042 in_late_binary_op for conversions to boolean.
25043 (store_init_value): Update call to digest_init.
25044 (digest_init): Take new parameter null_pointer_constant. Do not
25045 call decl_constant_value_for_broken_optimization. pedwarn for
25046 initializers not constant expressions. Update calls to
25047 convert_for_assignment.
25048 (constructor_nonconst): New.
25049 (struct constructor_stack): Add nonconst element.
25050 (really_start_incremental_init, push_init_level, pop_init_level):
25051 Handle constructor_nonconst and nonconst element.
25052 (set_init_index): Call constant_expression_warning for array
25054 (output_init_element): Fold value. Set constructor_nonconst as
25055 applicable. pedwarn for initializers not constant expressions.
25056 Update call to digest_init. Call constant_expression_warning
25057 where constant initializers are required.
25058 (process_init_element): Use c_save_expr.
25059 (c_finish_goto_ptr): Fold expression.
25060 (c_finish_return): Fold return value. Update call to
25061 convert_for_assignment.
25062 (c_start_case): Fold switch expression.
25063 (c_process_expr_stmt): Fold expression.
25064 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25065 ensure statement expression is not evaluated in constant expression.
25066 (build_binary_op): Track whether results are integer constant
25067 expressions or may occur in such, disable folding and wrap results
25068 as applicable. Fold operands for -Wsign-compare warnings unless
25070 (c_objc_common_truthvalue_conversion): Handle results folded to
25071 integer constants that are not integer constant expressions.
25072 * doc/extend.texi: Document when typeof operands are evaluated,
25073 that condition of __builtin_choose_expr is an integer constant
25074 expression, and more about use of __builtin_constant_p in
25077 2009-03-29 Richard Guenther <rguenther@suse.de>
25079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25080 propagate addresses of array references.
25082 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25084 * regmove.c (perhaps_ends_bb_p): Remove.
25085 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25086 from INSN and check that the main loop stays within that basic block.
25087 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25088 (regmove_forward_pass): Split out from regmove_optimize. Use
25089 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25090 (regmove_backward_pass): Split out from regmove_optimize. Use
25091 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25092 (regmove_optimize): Simplify.
25094 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25097 * config/i386/i386.c (classify_argument): Ignore flexible array
25098 member in struct and warn ABI change.
25100 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25102 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25104 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25105 (ix86_adjust_cost): Updated.
25107 2009-03-29 Jan Hubicka <jh@suse.cz>
25109 PR middle-end/28850
25110 * tree-pass.h (pass_cleanup_eh): New function.
25111 (remove_unreachable_regions): Break code handling RTL
25112 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25113 that can not be reached by runtime.
25114 (can_be_reached_by_runtime): New function.
25115 (label_to_region_map): New function.
25116 (num_eh_regions): New function.
25117 (rtl_remove_unreachable_regions): New function.
25118 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25119 (remove_eh_region): New function.
25120 * except.h: Include sbitmap and vecprim.
25121 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25122 num_eh_regions): Declare.
25123 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25124 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25125 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25126 (tree_empty_eh_handler_p): New function.
25127 (cleanup_empty_eh): New function.
25128 (cleanup_eh): New function.
25129 (pass_cleanup_eh): New function.
25131 2009-03-29 Jan Hubicka <jh@suse.cz>
25133 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25134 for removed regions.
25136 2009-03-29 Jan Hubicka <jh@suse.cz>
25138 * except.c (dump_eh_tree): Dump all datastructures.
25140 2009-03-29 Jan Hubicka <jh@suse.cz>
25142 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25143 (duplicate_eh_regions_1): Likewise.
25144 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25145 vector; call EH verification.
25146 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25147 Be ready for region being removed.
25149 2009-03-29 Jan Hubicka <jh@suse.cz>
25151 * bitmap.c (bitmap_last_set_bit): New function.
25152 * bitmap.h (bitmap_last_set_bit): Declare.
25154 2009-03-29 David Ayers <ayers@fsfe.org>
25157 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25158 by calling objc_compare_types and surpress warnings about
25159 incompatible C pointers that are compatible ObjC pointers.
25161 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25163 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25164 call initialize_inline_failed.
25165 (initialize_inline_failed): Move it from here ...
25166 * cgraph.c (initialize_inline_failed): ... to here.
25167 (cgraph_create_edge): Call initialize_inline_failed rather than
25168 setting inline_failed directly.
25170 2009-03-29 Ben Elliston <bje@au.ibm.com>
25173 * sysv4.opt (msdata): Improve comment.
25174 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25175 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25177 2009-03-29 Ben Elliston <bje@au.ibm.com>
25180 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25181 load and store attributes.
25183 2009-03-29 Ben Elliston <bje@au.ibm.com>
25185 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25186 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25187 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25188 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25189 __builtin_infq and __builtin_huge_valq.
25191 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25193 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25195 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25196 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25198 2009-03-28 Xinliang David Li <davidxl@google.com>
25200 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25201 (do_dbg_cnt): New function.
25203 2009-03-28 Jan Hubicka <jh@suse.cz>
25205 Merge from pretty-ipa:
25207 2009-03-27 Jan Hubicka <jh@suse.cz>
25209 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25210 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25211 * passes.c (function_called_by_processed_nodes_p): New.
25212 * ipa-pure-const.c (check_call): Fix handling of operands.
25213 (analyze_function): Dump debug output for skipped bodies.
25214 (local_pure_const): Use function_called_by_processed_nodes_p.
25215 * dwarf2out.c (reference_to_unused): Use output.
25216 * passes.c (do_per_function_toporder): Likewise.
25218 2008-11-12 Jan Hubicka <jh@suse.cz>
25220 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25221 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25222 state_set_in_source enum
25223 (check_decl): Ignore memory tags; do not set fake looping flags;
25225 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25226 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25227 (check_call, analyze_function): Rewrite.
25229 (add_new_function): Update call of analyze_function.
25230 (generate_summary): Add call of analyze_function.
25231 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25232 (local_pure_const): New function.
25233 (pass_local_pure_const): New pass.
25234 * ipa-inline.c (inline_transform): Set after_inlining.
25235 * tree-eh.c (stmt_can_throw_external): New.
25236 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25237 work with aliasing built.
25238 * tree-flow.h (stmt_can_throw_external): New.
25239 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25240 and local pure/const pass in early and late optimization queue.
25242 2009-03-28 Martin Jambor <mjambor@suse.cz>
25244 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25246 (fold_binary): Allow function decl aligment consideration is the
25247 second argument is integer constant one.
25248 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25249 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25250 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25252 2009-03-28 Jan Hubicka <jh@suse.cz>
25254 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25255 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25256 * function.h (rtl_data): Add nothrow flag.
25257 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25258 set DECL_NOTHROW for AVAILABLE functions.
25260 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25262 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25263 following vector keyword has expansion starting with pixel or bool
25264 keyword, expand vector to __vector and pixel or bool to __pixel or
25268 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25269 warn_if_disallowed_function_p): Removed.
25270 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25271 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25272 warning_if_disallowed_function_p.
25273 * flags.h (warn_if_disallowed_function_p,
25274 warn_disallowed_functions): Removed.
25275 * common.opt (Wdisallowed-function-list=): Removed.
25276 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25278 2009-03-28 Richard Guenther <rguenther@suse.de>
25280 PR tree-optimization/38723
25281 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25284 2009-03-28 Jan Hubicka <jh@suse.cz>
25286 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25287 test introduced by my previous patch.
25289 2009-03-28 Richard Guenther <rguenther@suse.de>
25291 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25292 the PHIs value undefined.
25294 2009-03-28 Jan Hubicka <jh@suse.cz>
25296 * tree-pass.h (pass_fixup_cfg): New pass.
25297 * ipa-inline.c (inline_transform): Set
25298 always_inline_functions_inlined/after_inlining.
25299 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25300 (pass_fixup_cfg): New pass.
25301 * passes.c (init_optimization_passes): Add fixup_cfg.
25303 2009-03-28 Richard Guenther <rguenther@suse.de>
25305 PR tree-optimization/38458
25306 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25307 argument use the arguments copy-of value.
25309 2009-03-28 Richard Guenther <rguenther@suse.de>
25311 PR tree-optimization/38180
25312 * tree-ssa-ccp.c (get_default_value): Simplify.
25313 (likely_value): Likewise.
25314 (surely_varying_stmt_p): Properly handle VOP case.
25315 (ccp_initialize): Likewise.
25316 (ccp_fold): Handle propagating through *&.
25317 (fold_const_aggregate_ref): Also handle decls.
25319 2009-03-28 Jan Hubicka <jh@suse.cz>
25321 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25322 * cgraph.h (cgraph_node): Likewise.
25323 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25324 (cgraph_reset_node): Use process flag.
25325 (cgraph_mark_functions_to_output): Likewise.
25326 (cgraph_expand_function): Likewise.
25327 (cgraph_expand_all_functions): Likewise.
25328 (cgraph_output_in_order): Likewise.
25329 * dwarf2out.c (reference_to_unused): Likewise.
25330 * passes.c do_per_function_toporder): Likewise.
25332 2009-03-28 Jan Hubicka <jh@suse.cz>
25334 Bring from lto-branch:
25336 2008-09-03 Doug Kwan <dougkwan@google.com>
25338 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25339 enums instead of reason strings.
25340 * cgraph.c (cgraph_create_edge): Same.
25341 (cgraph_inline_failed_string): New function.
25342 * cgraph.h (cgraph_inline_failed_t): New enum type.
25343 (cgraph_inline_failed_string): New prototype.
25344 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25345 char pointer to cgraph_inline_failed_t.
25346 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25347 (cgraph_default_inline_p): Ditto.
25348 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25349 to cgraph_inline_failed_t pointer.
25350 * cif-code.def: New file.
25351 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25353 (cgraph_check_inline_limits): Change type of REASON to pointer to
25354 cgraph_inline_failed_t. Replace reason strings with enums.
25355 (cgraph_default_inline_p): Ditto.
25356 (cgraph_recursive_inlining_p): Ditto.
25357 (update_caller_keys): Change type of FAILED_REASON to
25358 cgraph_inline_failed_t.
25359 (cgraph_set_inline_failed): Change type of REASON to pointer to
25360 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25361 convert enums to strings for text output.
25362 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25363 to be of type cgraph_inline_failed_t. Replace reason strings with
25364 enums. Call cgraph_inline_failed_string to covert enums
25365 to strings for text output.
25366 (cgraph_decide_inlining): Replace reason strings with enums.
25367 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25368 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25370 * tree-inline.c (expand_call_inline): Change type of REASON
25371 to cgraph_inline_failed_t. Replace reason strings with enums.
25372 Call cgraph_inline_failed_string for text output.
25373 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25376 2009-03-28 Jan Hubicka <jh@suse.cz>
25378 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25379 cgraph_clone_node): Remove master clone handling.
25380 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25381 * cgraph.h (master_clone): Remove.
25382 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25383 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25384 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25386 2009-03-28 Jan Hubicka <jh@suse.cz>
25388 * cgraph.c (cgraph_function_body_availability): Functions declared
25389 inline are always safe to assume that it is not going to be replaced.
25391 2009-03-28 Richard Guenther <rguenther@suse.de>
25393 PR tree-optimization/38513
25394 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25395 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25396 EXC_PTR_EXPR and FILTER_EXPR.
25397 (get_ref_from_reference_ops): Likewise.
25399 2009-03-28 Richard Guenther <rguenther@suse.de>
25401 PR tree-optimization/38968
25402 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25403 Use FLOOR_MOD_EXPR to compute misalignment.
25405 2009-03-28 Richard Guenther <rguenther@suse.de>
25407 PR tree-optimization/37795
25408 * tree.h (combine_comparisons): Declare.
25409 * fold-const.c (combine_comparisons): Export.
25410 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25412 (ifcombine_iforif): Use combine_comparisons.
25414 2009-03-28 Jan Hubicka <jh@suse.cz>
25416 * tree-eh.c (inlinable_call_p): New function.
25417 (make_eh_edges): Use it.
25418 (verify_eh_edges): Use it.
25419 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25420 * except.c (reachable_next_level): Add inlinable_function argument
25421 (sjlj_find_directly_reachable_regions): Update.
25422 (add_reachable_handler): Do not set saw_any_handlers.
25423 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25424 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25425 Add new inlinable call parameter.
25426 (can_throw_internal, can_throw_external): Update.
25427 * except.h (can_throw_internal_1, can_throw_external_1,
25428 foreach_reachable_handler): Update declaration.
25430 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25432 * config/arm/t-arm-coff, config/h8300/coff.h,
25433 config/i386/i386-aout.h, config/i386/i386-coff.h,
25434 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25435 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25436 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25437 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25438 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25439 sys-types.h: Remove.
25440 * Makefile.in: Remove protoize and fixproto support and references
25442 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25443 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25445 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25446 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25447 unprotoize$(exeext).
25448 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25449 (.PHONY): Don't depend on proto.
25450 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25451 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25452 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25453 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25454 build/gen-protos.o, build/scan.o, xsys-protos.h,
25455 build/fix-header$(build_exeext), build/fix-header.o,
25456 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25457 stmp-install-fixproto): Remove.
25458 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25459 SYSCALLS.c or fixproto files.
25460 (install-common): Don't install protoize.
25461 (install-headers-tar, install-headers-cpio, install-headers-cp):
25462 Don't depend on $(STMP_FIXPROTO).
25463 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25464 install fixproto files or write out fixproto settings.
25465 (uninstall): Don't uninstall protoize.
25466 * config.gcc (use_fixproto): Remove.
25467 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25468 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25469 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25470 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25471 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25472 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25473 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25474 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25475 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25476 * config/t-vxworks (STMP_FIXPROTO): Remove.
25477 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25478 STMP_FIXPROTO): Remove.
25479 * config.in, configure: Regenerate.
25480 * crtstuff.c (gid_t, uid_t): Don't undefine.
25481 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25482 (arm-*-coff, arm-*-aout: Remove target entries.
25483 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25484 Remove mention of AIX 4.1.
25485 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25486 * doc/invoke.texi (Running Protoize): Remove.
25487 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25488 (Protoize Caveats): Remove.
25489 * tsystem.h: Update comments on headers assumed to exist.
25491 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25493 * genautomata.c: Add a new year to the copyright. Add a new
25495 (struct insn_reserv_decl): Add comments for member bypass_list.
25496 (find_bypass): Remove.
25497 (insert_bypass): New.
25498 (process_decls): Use insert_bypass.
25499 (output_internal_insn_latency_func): Output all bypasses with the
25500 same input insn in one switch case.
25502 * rtl.def (define_bypass): Describe bypass choice.
25503 * doc/md.texi (define_bypass): Ditto.
25505 2009-03-27 Richard Guenther <rguenther@suse.de>
25507 * gimplify.c (mark_addressable): Export.
25508 * tree-flow.h (mark_addressable): Declare.
25509 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25510 * tree-ssa.c (verify_phi_args): Verify that address taken
25511 variables have TREE_ADDRESSABLE set.
25513 2009-03-27 Richard Guenther <rguenther@suse.de>
25515 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25516 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25517 Do not mark decls TREE_ADDRESSABLE.
25518 (build_fold_addr_expr): Adjust.
25519 (fold_addr_expr): Remove.
25520 (fold_unary): Use build_fold_addr_expr.
25521 (fold_comparison): Likewise.
25522 (split_address_to_core_and_offset): Likewise.
25523 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25525 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25526 (gimplify_modify_expr_to_memcpy): Mark source and destination
25528 * omp-low.c (create_omp_child_function): Mark the object decl
25530 (lower_rec_input_clauses): Mark the var we take the address of
25532 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25534 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25536 PR middle-end/39315
25537 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25538 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25540 2009-03-27 Richard Guenther <rguenther@suse.de>
25542 PR tree-optimization/39120
25543 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25545 (handle_lhs_call): Process return constraints. Add escape
25546 constraints if necessary.
25547 (handle_const_call): Fill out return constraints. Make nested
25548 case more precise. Avoid consttmp if possible.
25549 (handle_pure_call): Fill out return constraints. Avoid
25550 callused if possible.
25551 (find_func_aliases): Simplify call handling.
25553 2009-03-27 Richard Guenther <rguenther@suse.de>
25555 PR tree-optimization/39120
25556 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25557 as a representative.
25558 (solve_graph): Do propagate CALLUSED.
25559 (handle_pure_call): Use a scalar constraint from CALLUSED for
25561 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25564 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25567 * c-common.c (handle_aligned_attribute): Properly check alignment
25568 overflow. Use (1U << i) instead of (1 << i).
25570 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25572 * expr.h (get_mem_align_offset): Updated.
25574 * tree.h (tree_decl_common): Change align to "unsigned int" and
25575 move it before pointer_alias_set.
25577 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25578 Jakub Jelinek <jakub@redhat.com>
25581 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25582 gr_register_operand with gr_reg_or_0_operand.
25583 (cmpxchg_rel_di): Likewise.
25584 (sync_lock_test_and_set<mode>): Likewise.
25586 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25588 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25589 (true_regnum): Likewise.
25591 * rtlanal.c (subreg_info): Moved to ...
25592 * rtl.h (subreg_info): Here. New.
25593 (subreg_get_info): New.
25595 * rtlanal.c (subreg_get_info): Make it extern.
25597 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25600 * config/i386/i386.c (ix86_abi): New.
25601 (override_options): Handle -mabi=.
25602 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25603 (ix86_call_abi_override): Likewise.
25604 (init_cumulative_args): Likewise.
25605 (function_arg_advance): Likewise.
25606 (function_arg_64): Likewise.
25607 (function_arg): Likewise.
25608 (ix86_pass_by_reference): Likewise.
25609 (ix86_function_value_regno_p): Likewise.
25610 (ix86_build_builtin_va_list_abi): Likewise.
25611 (setup_incoming_varargs_64): Likewise.
25612 (is_va_list_char_pointer): Likewise.
25613 (ix86_init_machine_status): Likewise.
25614 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25615 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25616 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25617 (ix86_function_abi): Make it static and return enum calling_abi.
25618 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25620 (ix86_fn_abi_va_list): Updated.
25622 * config/i386/i386.h (ix86_abi): New.
25623 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25624 (CONDITIONAL_REGISTER_USAGE): Likewise.
25625 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25626 (machine_function): Likewise.
25628 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25630 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25631 (STACK_BOUNDARY): Likewise.
25632 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25634 * config/i386/i386.opt (mabi=): New.
25636 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25637 return enum calling_abi.
25638 (ix86_function_type_abi): Likewise.
25639 (ix86_function_abi): Removed.
25641 * doc/invoke.texi: Document -mabi= option for x86.
25643 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25645 * builtins.c (real_dconstp): Delete.
25646 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25648 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25649 Jakub Jelinek <jakub@redhat.com>
25652 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25653 (gen_subprogram_die): When a function is explicit, generate the
25654 DW_AT_explicit attribute.
25655 * langhooks.h (struct lang_hooks_for_decls): Add
25656 function_decl_explicit_p langhook.
25657 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25658 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25660 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25662 * builtins.c (fold_builtin_memory_op): Optimize memmove
25663 into memcpy if we can prove source and destination don't overlap.
25665 * tree-inline.c: Include gt-tree-inline.h.
25666 (clone_fn_id_num): New variable.
25667 (clone_function_name): New function.
25668 (tree_function_versioning): Use it.
25669 * Makefile.in (GTFILES): Add tree-inline.c.
25671 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25673 * BASE-VER: Change to 4.5.0.
25675 2009-03-27 Xinliang David Li <davidxl@google.com>
25677 PR tree-optimization/39557
25678 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25680 2009-03-27 Xinliang David Li <davidxl@google.com>
25682 PR tree-optimization/39548
25683 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25686 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25688 * c-common.c (pointer_int_sum): Use %wd on return from
25691 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25693 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25694 on return from tree_low_cst.
25696 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25699 * ginclude/stdarg.h (va_copy): Define also for
25700 __GXX_EXPERIMENTAL_CXX0X__.
25702 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25705 * builtins.h (c_strlen): Do not warn here.
25706 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25707 * c-common.c (pointer_int_sum): Take an explicit location.
25708 Warn about offsets out of bounds.
25709 * c-common.h (pointer_int_sum): Adjust declaration.
25711 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25713 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25716 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25719 * opts.c (warn_if_disallowed_function_p): Don't assume
25720 get_callee_fndecl must return non-NULL.
25722 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25724 PR rtl-optimization/39522
25725 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25726 when reg_reloaded_valid is set.
25728 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25730 * config/spu/divv2df3.c: New file.
25731 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25732 (DPBIT_FUNCS): Filter out _div_df.
25734 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25736 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25737 a jump insn, count that jump in the distance to the loop start.
25739 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25742 * config/sh/sh.c (calc_live_regs): Fix condition for global
25743 registers except PIC_OFFSET_TABLE_REGNUM.
25745 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25748 * doc/invoke.texi (-mconsole): New.
25750 (-mno-cygwin): New.
25752 (-mnop-fun-dllimport): New.
25756 (sub section "i386 and x86-64 Windows Options"): New.
25758 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25760 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25761 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25763 2009-03-25 Richard Guenther <rguenther@suse.de>
25765 PR middle-end/39497
25766 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25769 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25771 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25772 neither of haifa/selective schedulers are working.
25774 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25776 * doc/invoke.texi (Debugging Options): Fix description of
25777 -fno-merge-debug-strings.
25779 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25781 * config/cris/libgcc.ver: New version-script.
25782 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25784 * configure.ac <GAS features, nop mnemonic>: Add pattern
25785 crisv32-*-* for "nop".
25786 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25787 * configure: Regenerate.
25789 2009-03-24 Ira Rosen <irar@il.ibm.com>
25791 PR tree-optimization/39529
25792 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25793 mark_sym_for_renaming for the tag copied to the new vector
25796 2009-03-24 Arthur Loiret <aloiret@debian.org>
25798 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25799 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25800 EXTRA_SPEC_FUNCTIONS.
25801 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25802 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25803 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25804 -march and -mtune options.
25806 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25808 * config/m68k/t-rtems: Add m5329 multilib.
25810 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25811 Jakub Jelinek <jakub@redhat.com>
25814 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25817 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25820 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25821 instead of c_parser_expression_conv, if original_code isn't one of the
25822 4 allowed comparison codes, fail.
25824 2009-03-23 Richard Guenther <rguenther@suse.de>
25826 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25827 * tree.h (struct tree_type): Likewise.
25828 * reload.h (struct insn_chain): Likewise.
25829 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25830 * function.h (struct function): Likewise.
25831 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25833 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25835 PR tree-optimization/39516
25836 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25838 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25840 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25841 should be set true if BITS_PER_WORD of target is bigger than 32
25843 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25845 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25846 Translate -B-options to -rpath-link. Correct existing
25847 rpath-link and conditionalize on !nostdlib.
25849 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25851 * doc/extend.texi (Function Attributes, Variable Attributes):
25853 * doc/invoke.texi (Debugging Options, Optimize Options)
25854 (i386 and x86-64 Options, MCore Options): Likewise.
25856 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25859 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25860 it for block local namespace aliases.
25861 (gen_decl_die): Pass context_die to gen_namespace_die.
25863 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25866 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25867 minimum or maximum value.
25869 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25871 * reginfo.c (globalize_reg): Recompute derived reg sets.
25873 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25876 * libgcc2.c (mprotect): Do not use signed arguments for
25877 VirtualProtect, use DWORD arguments. Also fix the 'may
25878 be used uninitialized' warning for the np variable.
25880 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25883 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25884 functions using regparm calling conventions when not optimizing.
25885 (ix86_function_sseregparm): Similarly for sseregparm calling
25888 2009-03-19 Li Feng <nemokingdom@gmail.com>
25890 PR middle-end/39500
25891 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25892 dependence if the first conflict is after niter iterations.
25894 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25896 PR middle-end/38609
25897 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25898 functions with dynamic stack-pointer adjustments.
25900 2009-03-19 Ben Elliston <bje@au.ibm.com>
25902 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25903 option; change to -msdata=data.
25905 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25907 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25910 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25913 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25915 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25917 * doc/invoke.texi (Code Gen Options): Expand discussion of
25920 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25922 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25923 * matrix-reorg.c (struct matrix_info): Likewise.
25924 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25925 * rtl.h (struct mem_attrs): Likewise.
25926 * df.h (struct df): Likewise.
25927 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25928 * ira-int.h (struct ira_allocno): Likewise.
25929 * df-scan.c (struct df_collection_rec): Likewise.
25930 * ira.c (struct equivalence): Likewise.
25931 * function.c (struct temp_slot): Likewise.
25932 * cfgloop.h (struct loop): Likewise.
25935 * function.c (use_register_for_decl): When not optimizing, disregard
25936 register keyword for variables with types containing methods.
25938 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25940 PR middle-end/39447
25941 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25942 (is_simple_operand): Call contains_component_ref_p before calling data
25943 reference analysis that would fail on COMPONENT_REFs.
25945 * tree-vrp.c (search_for_addr_array): Fix formatting.
25947 2009-03-18 Richard Guenther <rguenther@suse.de>
25949 * tree-vect-transform.c (vect_loop_versioning): Fold the
25950 generated comparisons.
25951 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25952 (slpeel_tree_peel_loop_to_edge): Likewise.
25954 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25956 PR middle-end/37805
25957 * opts.c (print_specific_help): In addition to `undocumented',
25958 accept `separate' and `joined' flags if passed alone. Describe
25959 output by the first matched one of those.
25960 (common_handle_option): Skip over empty strings.
25961 * gcc.c (display_help): Fix help string for `--help='.
25962 * doc/invoke.texi (Option Summary, Overall Options): With
25963 `--help=', classes and qualifiers can both be repeated, but
25964 only the latter can be negated. One should not pass only
25965 negated qualifiers. Fix markup and examples.
25968 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25969 PR middle-end/37805
25970 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25971 and -fhelp=separate.
25973 2009-03-17 Jing Yu <jingyu@google.com>
25975 PR middle-end/39378
25976 * function.h (struct rtl_data): Move is_thunk from here...
25977 (struct function): ...to here.
25978 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25979 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25981 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25983 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25984 (alpha_output_function_end_prologue): Likewise.
25985 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25986 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25987 (rs6000_output_function_epilogue): Likewise.
25988 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25990 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25993 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25994 from different units in a single alternative.
25995 (*truncdfsf_i387): Ditto.
25996 (*truncxfsf2_mixed): Ditto.
25997 (*truncxfdf2_mixed): Ditto.
25999 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26001 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26002 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26005 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26006 unused non-artificial variables when not optimizing.
26009 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26010 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26011 NAMESPACE_DECL in its DECL_INITIAL.
26013 PR middle-end/39443
26014 * optabs.c (set_user_assembler_libfunc): New function.
26015 * expr.h (set_user_assembler_libfunc): New prototype.
26016 * c-common.c: Include libfuncs.h.
26017 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26018 for memcmp, memset, memcpy, memmove and abort.
26019 * Makefile.in (c-common.o): Depend on libfuncs.h.
26022 * dwarf2out.c (gen_inlined_enumeration_type_die,
26023 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26024 gen_tagged_type_instantiation_die): Removed.
26025 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26028 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26031 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26033 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26034 (check-parallel-%): Ditto.
26035 (check-consistency): Ditto.
26037 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26039 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26040 local variable rhs by NULL_TREE.
26042 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26045 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26047 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26050 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26052 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26055 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26056 for ms->sysv ABI calls only in 64bit mode.
26058 * config/i386/i386.md (untyped_call): Support 32bit.
26060 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26062 * doc/extend.texi: Replace x86_65 with x86_64.
26064 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26066 PR tree-optimization/39455
26067 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26068 mismatches for POINTER_TYPE_P (type).
26069 (number_of_iterations_le): Likewise.
26071 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26073 * config/picochip/picochip.c: Removed profiling support.
26074 * config/picochip/picochip.md: Removed profiling instruction.
26075 * config/picochip/picochip.h: Removed profiling builtin.
26077 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26079 * doc/install.texi (--with-host-libstdcxx): Document.
26081 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26084 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26085 generate a warning if the function name does not begin with
26086 "__vector" and the function has either the 'signal' or 'interrupt'
26087 attribute, from here to ...
26088 (avr_declare_function_name): ...here. New function.
26089 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26090 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26092 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26095 * cse.c (fold_rtx): Don't modify original const_arg1 when
26096 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26097 separate variable instead.
26098 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26099 from out of range shift counts.
26100 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26102 2009-03-13 Catherine Moore <clm@codesourcery.com>
26104 * config/i386/x-mingw32 (host-mingw32.o): Replace
26105 diagnostic.h with $(DIAGNOSTIC_H).
26107 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26110 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26112 * config/i386/sync.md (sync_compare_and_swap<mode>,
26113 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26114 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26116 (sync_double_compare_and_swapdi_pic,
26117 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26118 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26120 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26123 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26125 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26128 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26129 (avx_addsubv4df3): Likewise.
26130 (*avx_addsubv4sf3): Likewise.
26131 (sse3_addsubv4sf3): Likewise.
26133 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26136 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26138 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26141 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26142 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26143 registers for allocnos created from user-defined variables.
26145 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26148 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26149 of non-integer mode as well.
26151 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26153 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26154 for functions for which the parameter types are unknown.
26156 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26159 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26160 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26161 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26162 * config/i386/i386.c (ix86_local_alignment): For
26163 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26164 long long variables on the stack to avoid dynamic realignment.
26165 Allow the first argument to be a decl rather than type.
26166 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26168 2009-03-11 Nick Clifton <nickc@redhat.com>
26171 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26173 Add description to mno-lsim option.
26174 * config/mcore/mcore.h: Remove comment about deprecated m4align
26176 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26177 * doc/invoke.texi: Add description of mno-lsim and
26178 mstack-increment options.
26180 * config/fr30/fr30.opt: Document the -mno-lsim option.
26181 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26182 and -mno-lsim options.
26184 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26186 * fold-const.c (fold_comparison): Only call fold_inf_compare
26187 if the mode supports infinities.
26189 2009-03-11 Jason Merrill <jason@redhat.com>
26192 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26193 end already did. Notice GIMPLE_CALL modifications of the result.
26194 Don't copy debug information from an ignored decl or a decl from
26197 2009-03-10 Richard Guenther <rguenther@suse.de>
26198 Nathan Froyd <froydnj@codesourcery.com>
26200 PR middle-end/37850
26201 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26202 (__divMODE3): Likewise.
26204 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26206 PR tree-optimization/39394
26207 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26208 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26210 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26212 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26213 inline asms for register asm ("") declarations.
26215 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26217 * fold-const.c (fold_unary): Fix comment.
26219 2009-03-07 Jan Hubicka <jh@suse.cz>
26222 * tree-inline.c (setup_one_parameter): Do replacement of const
26223 argument by constant in SSA form.
26225 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26227 PR middle-end/38028
26228 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26229 determine alignment passed to assign_stack_local.
26230 (assign_parms_unsplit_complex): Likewise.
26231 * except.c (sjlj_build_landing_pads): Likewise.
26233 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26235 PR middle-end/39360
26236 * tree-flow.h (add_referenced_var): Return bool instead of void.
26237 * tree-dfa.c (add_referenced_var): Return result of
26238 referenced_var_check_and_insert call.
26239 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26240 of referenced_var_check_and_insert.
26243 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26244 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26245 DIE, don't emit it if abstract origin already has it.
26246 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26247 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26249 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26251 * genpreds.c (needs_variable): Fix parentheses at variable name
26253 (write_tm_constrs_h): Indent generated code.
26255 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26257 * doc/extend.texi (Function Attributes): Add documentation
26258 for isr attributes.
26260 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26263 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26264 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26266 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26268 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26271 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26274 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26275 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26277 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26279 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26280 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26281 constants instead of magic numbers.
26282 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26284 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26285 (x86_64_ms_abi_int_parameter_registers): Ditto.
26286 (x86_64_int_return_registers): Ditto.
26287 (ix86_maybe_switch_abi): Ditto.
26288 (ix86_expand_call): Ditto for clobbered_registers array.
26289 (ix86_hard_regno_mode_ok): Ditto.
26290 (x86_extended_QIreg_mentioned_p): Ditto.
26292 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26294 PR tree-optimization/39349
26295 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26297 * combine.c (gen_lowpart_for_combine): Use omode when generating
26300 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26302 PR rtl-optimization/39235
26303 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26305 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26307 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26309 2009-03-04 Richard Guenther <rguenther@suse.de>
26311 PR tree-optimization/39362
26312 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26313 that occur in abnormal PHIs should be varying.
26315 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26317 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26319 (simple_iv): Take loop as an argument instead of statement.
26320 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26321 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26323 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26325 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26326 * matrix-reorg.c (analyze_transpose): Ditto.
26327 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26328 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26329 * tree-predcom.c (ref_at_iteration): Ditto.
26330 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26332 2009-03-04 Richard Guenther <rguenther@suse.de>
26334 PR tree-optimization/39358
26335 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26336 escaped_id and callused_id.
26337 (solve_graph): Likewise.
26339 2009-03-04 Richard Guenther <rguenther@suse.de>
26341 PR tree-optimization/39339
26342 * tree-sra.c (try_instantiate_multiple_fields): Make it
26343 no longer ICE on the above.
26345 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26347 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26348 that fits within Pmode.
26350 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26352 PR middle-end/10109
26353 * tm.texi (LIBCALL_VALUE): Update description.
26355 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26357 PR middle-end/34443
26358 * doc/extend.texi (section): Update description.
26360 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26362 PR middle-end/39345
26363 * tree-inline.c (remapped_type): New.
26364 (can_be_nonlocal): Call remapped_type instead of remap_type.
26366 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26369 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26370 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26372 2009-03-03 Richard Guenther <rguenther@suse.de>
26374 PR middle-end/39272
26375 * tree.c (tree_nonartificial_location): New function.
26376 * tree.h (tree_nonartificial_location): Declare.
26377 * builtins.c (expand_builtin_memory_chk): Provide location
26378 of the call location for artificial function pieces.
26379 (maybe_emit_chk_warning): Likewise.
26380 (maybe_emit_sprintf_chk_warning): Likewise.
26381 (maybe_emit_free_warning): Likewise.
26382 * expr.c (expand_expr_real_1): Likewise.
26384 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26386 PR tree-optimization/39343
26387 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26388 COMPONENT_REF t has ARRAY_TYPE.
26390 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26392 PR middle-end/39335
26393 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26394 when the type precision of the induction variable should be
26395 larger than the type precision of nit.
26396 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26397 * graphite.c (graphite_loop_normal_form): Same.
26398 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26400 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26402 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26403 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26404 numbers to describe clobbered registers.
26405 (*call_value_0_rex64_ms_sysv): Ditto.
26406 * config/i386/mmx.md (mmx_emms): Ditto.
26407 (mmx_femms): Ditto.
26409 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26411 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26414 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26416 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26417 (spu_section_type_flags): New function.
26419 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26421 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26422 reg_class_contents of FLOAT_REGS into a temporary.
26424 2009-03-02 Richard Guenther <rguenther@suse.de>
26425 Ira Rosen <irar@il.ibm.com>
26427 PR tree-optimization/39318
26428 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26429 information to the vectorized statement.
26431 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26433 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26434 variable. Use defined names instead of magic constants for REX SSE
26437 2009-03-01 Richard Guenther <rguenther@suse.de>
26439 PR tree-optimization/39331
26440 * omp-low.c (lower_send_shared_vars): Do not receive new
26441 values for the reference of DECL_BY_REFERENCE parms or results.
26443 2009-03-01 Jan Hubicka <jh@suse.cz>
26446 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26447 BLOCK_NONLOCALIZED_VAR): New macros.
26448 (tree_block): Add nonlocalized_vars.
26449 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26450 gen_decl_die): Add origin argument. Allow generation of die with
26451 origin at hand only.
26452 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26453 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26455 (gen_block_die): Fix checking for unused blocks.
26456 (process_scope_var): Break out from .... ; work with origins only.
26457 (decls_for_scope) ... here; process nonlocalized list.
26458 (dwarf2out_ignore_block): Look for nonlocalized vars.
26459 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26461 (dump_scope_block): Dump them.
26462 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26463 (remap_block): Likewise.
26464 (can_be_nonlocal): New predicate.
26465 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26467 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26469 * configure: Regenerate.
26471 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26473 * optc-gen.awk: No need to duplicate option flags twice.
26474 Reuse help texts for duplicate options which do not have any.
26476 * gcc.c (display_help): Document --version.
26478 * gcc.c (main): If print_help_list and verbose_flag, ensure
26479 driver output comes before subprocess output.
26481 * optc-gen.awk: Assign all remaining fields to help string,
26482 space-separated, for multi-line help in *.opt.
26484 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26485 -Wno-pedantic-ms-format is for MinGW targets only.
26487 * doc/options.texi (Option file format): Fix bad indentation,
26488 restoring dropped sentence.
26490 2009-02-28 Jan Hubicka <jh@suse.cz>
26492 * tree-inline.c (tree_function_versioning): Output debug info.
26494 2009-02-28 Jan Hubicka <jh@suse.cz>
26497 * tree-inline.c (setup_one_parameter): Do not copy propagate
26498 arguments when not optimizing.
26500 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26503 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26504 (avx_addsubv4df3): Likewise.
26505 (*avx_addsubv4sf3): Likewise.
26506 (sse3_addsubv4sf3): Likewise.
26507 (*avx_addsubv2df3): Likewise.
26508 (sse3_addsubv2df3): Likewise.
26509 (avx_unpckhps256): Correct item selectors.
26510 (avx_unpcklps256): Likewise.
26511 (avx_unpckhpd256): Likewise.
26512 (avx_unpcklpd256): Likewise.
26514 2009-02-28 Jan Hubicka <jh@suse.cz>
26516 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26518 (copy_arguments_for_versioning): If var is declared don't declare it.
26519 (tree_function_versioning): First setup substitutions and then copy
26522 2009-02-27 Jan Hubicka <jh@suse.cz>
26525 * cgraph.h (varpool_output_debug_info): Remove.
26526 * cgraphunit.c (varpool_output_debug_info): Remove.
26527 * dwarf2out.c (deferred_locations_struct): New struct
26528 (deferred_locations): New type.
26529 (deferred_locations_list): New static var.
26530 (deffer_location): New function.
26531 (gen_variable_die): Use it.
26532 (decls_for_scope): Output info on local static vars.
26533 (dwarf2out_finish): Process deferred locations.
26534 * varpool.c (varpool_output_debug_info): Remove.
26536 2009-02-27 Jan Hubicka <jh@suse.cz>
26539 * tree.h (TREE_PROTECTED): Fix comment.
26540 (BLOCK_HANDLER_BLOCK): Remove.
26541 (struct tree_block): Remove handler_block add body_block.
26542 (inlined_function_outer_scope_p): New.
26543 (is_body_block): Remove.
26544 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26545 * dwarf2out.c (is_inlined_entry_point): Remove.
26546 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26547 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26549 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26550 * gimplify.c (gimplify_expr): Gimplify body blocks.
26551 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26552 block with multiple subblocks.
26553 (dump_scope_block): Prettier output; dump more flags and info.
26554 (dump_scope_blocks): New.
26555 (remove_unused_locals): Use dump_scope_blocks.
26556 * tree-flow.h (dump_scope_blocks): Declare.
26557 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26558 * stmt.c (is_body_block): Remove.
26559 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26560 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26562 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26564 PR middle-end/39308
26565 * graphite.c (graphite_loop_normal_form): Do not call
26566 number_of_iterations_exit from a gcc_assert.
26568 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26570 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26571 jumps if COND is NULL.
26572 (find_cond_jump): New function.
26573 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26574 * config/s390/s390.md: Remove z10_cobra attribute value.
26576 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26578 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26579 force_const_mem returns NULL_RTX.
26581 2009-02-26 Jan Hubicka <jh@suse.cz>
26584 * cgraph.h (varpool_output_debug_info): Remove.
26585 * cgraphunit.c (varpool_output_debug_info): Remove.
26586 * dwarf2out.c (deferred_locations_struct): New struct
26587 (deferred_locations): New type.
26588 (deferred_locations_list): New static var.
26589 (deffer_location): New function.
26590 (gen_variable_die): Use it.
26591 (decls_for_scope): Output info on local static vars.
26592 (dwarf2out_finish): Process deferred locations.
26593 * varpool.c (varpool_output_debug_info): Remove.
26595 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26597 PR rtl-optimization/39241
26598 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26599 to subreg_offset_representable_p.
26601 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26603 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26604 execute function prototype. Get f and nregs from max_reg_num
26605 and get_insns. Remove the first backward pass as it's dead,
26606 guard the forward pass by flag_expensive_optimizations.
26607 (rest_of_handle_regmove): Delete.
26608 (pass_regmove): Replace it with regmove_optimize.
26610 2009-02-25 Martin Jambor <mjambor@suse.cz>
26612 PR tree-optimization/39259
26613 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26614 calls_alloca function flags.
26615 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26616 calls are detected.
26618 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26620 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26621 flags_set_1_rtx, flags_set_1_set): Delete.
26622 (regmove_optimize): Do not call mark_flags_life_zones.
26624 2009-02-24 Julian Brown <julian@codesourcery.com>
26627 * config/arm/arm.c (require_pic_register): Only set
26628 cfun->machine->pic_reg once per function.
26630 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26632 * doc/invoke.texi (Link Options): Document an easier way to pass
26633 options that take arguments to the GNU linker using -Xlinker and -Wl.
26635 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26638 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26640 2009-02-24 Richard Guenther <rguenther@suse.de>
26643 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26645 2009-02-24 Richard Guenther <rguenther@suse.de>
26646 Zdenek Dvorak <ook@ucw.cz>
26648 PR tree-optimization/39233
26649 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26650 from converting them to a generic type.
26652 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26654 PR tree-optimization/39260
26655 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26656 contains a condition with a real type.
26657 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26659 2009-02-23 Jason Merrill <jason@redhat.com>
26662 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26663 narrowing_initializer_constant_valid_p.
26664 (narrowing_initializer_constant_valid_p): Don't return
26665 null_pointer_node for adding a pointer to itself.
26667 2009-02-23 Jan Hubicka <jh@suse.cz>
26670 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26673 2009-02-23 Jan Hubicka <jh@suse.cz>
26675 PR tree-optimization/37709
26676 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26677 * tree.h (block_ultimate_origin): Declare.
26678 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26679 * tree-ssa-live.c (remove_unused_scope_block_p):
26680 Eliminate blocks containig no instructions nor live variables nor
26682 (dump_scope_block): New function.
26683 (remove_unused_locals): Enable removal of dead blocks by default;
26684 enable dumping at TDF_DETAILS.
26686 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26688 * config/i386/i386.c (classify_argument): Don't allow COImode
26690 (function_arg_advance_32): Don't allow OImode.
26691 (function_arg_32): Likewise.
26692 (function_value_32): Likewise.
26693 (return_in_memory_32): Likewise.
26694 (function_arg_64): Remove OImode comment.
26696 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26699 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26700 ix86_expand_vector_set for V4DImode in 64bit mode only.
26701 (ix86_expand_vector_init_one_var): Likewise.
26703 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26705 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26707 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26710 * loop-iv.c: Revert last change.
26711 * emit-rtl.c: Likewise.
26713 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26716 * config/i386/i386.c (type_natural_mode): Remove an extra
26717 space in the warning message.
26718 (function_value_32): Handle 32-byte vector modes.
26719 (return_in_memory_32): Likewise.
26721 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26723 * loop-iv.c (truncate_value): New function.
26724 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26726 (lowpart_subreg): Move to...
26727 * emit-rtl.c: ...here.
26729 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26731 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26732 accidental and undocumented change at revision 140860.
26734 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26736 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26737 take gimple_seq * arguments.
26738 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26739 types_compatible_p langhook.
26741 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26742 Joseph Myers <joseph@codesourcery.com>
26744 * config/arm/arm.c (arm_builtin_va_list): New function.
26745 (arm_expand_builtin_va_start): Likewise.
26746 (arm_gimplify_va_arg_expr): Likewise.
26747 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26748 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26749 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26750 (va_list_type): New variable.
26751 (arm_mangle_type): Mangle va_list_type appropriately.
26753 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26755 PR middle-end/39157
26756 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26757 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26758 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26759 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26760 parameter to 1000 for -O1 by default.
26761 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26763 * loop-invariant.c: Include params.h.
26764 (move_loop_invariants): Don't call move_single_loop_invariants on
26767 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26769 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26770 offset when calculating bounds for indexing stack_usage_map. Fixes
26771 a buffer overflow with certain target setups.
26773 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26776 * calls.c (expand_call): Clear try_tail_call if caller and callee
26777 disagree in promotion of function return value.
26779 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26782 * c-common.c (c_determine_visibility): If visibility changed and
26783 DECL_RTL has been already set, call make_decl_rtl to update symbol
26786 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26789 * varasm.c (assemble_variable): Don't check DECL_NAME when
26790 globalizing a variable.
26792 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26795 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26796 expression before any __builtin_trap call.
26797 * c-typeck.c (build_function_call): Convert and check function
26798 arguments before generating a call to a trap. Evaluate the
26799 function arguments before the trap.
26801 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26804 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26805 (UNSPEC_FXAM_MEM): New unspec.
26806 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26807 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26808 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26810 2009-02-19 Richard Guenther <rguenther@suse.de>
26812 PR tree-optimization/39207
26813 PR tree-optimization/39074
26814 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26815 storedanything_tree): New.
26816 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26817 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26818 (build_succ_graph): Add edges from STOREDANYTHING to all
26820 (init_base_vars): Initialize STOREDANYTHING.
26821 (compute_points_to_sets): Free substitution info after
26822 building the succ graph.
26823 (ipa_pta_execute): Likewise.
26825 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26827 (do_ds_constraint): Do not add to special var or non-pointer
26829 (type_could_have_pointers): Split out from ...
26830 (could_have_pointers): ... here. For arrays use the element type.
26831 (create_variable_info_for): Initialize may_have_pointers.
26832 (new_var_info): Likewise.
26833 (handle_lhs_call): Make the HEAP variable unknown-sized.
26834 (intra_create_variable_infos): Use a type with pointers for
26835 PARM_NOALIAS, make it unknown-sized.
26837 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26840 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26842 2009-02-18 Jason Merrill <jason@redhat.com>
26845 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26846 value if DECL_EXTERNAL.
26847 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26848 * target.h (gcc_target::binds_local_p): Clarify "module".
26849 * tree.h (TREE_PUBLIC): Clarify "module".
26851 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26854 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26855 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26857 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26860 * c.opt (Wabi): Support C and ObjC.
26863 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26865 * config/i386/i386.c (classify_argument): Warn once about the ABI
26866 change when passing union with long double.
26868 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26870 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26873 * c-parser.c (c_parser_compound_statement): Always enter and leave
26876 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26879 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26881 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26883 PR tree-optimization/36922
26884 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26885 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26888 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26890 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26893 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26895 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26897 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26899 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26902 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26903 Richard Sandiford <rdsandiford@googlemail.com>
26905 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26906 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26907 (loongson_biadd): ...this.
26909 2009-02-17 Richard Guenther <rguenther@suse.de>
26911 PR tree-optimization/39202
26912 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26913 a var make sure to follow existing collapses.
26915 2009-02-17 Richard Guenther <rguenther@suse.de>
26917 PR middle-end/39214
26918 * langhooks.c (lhd_print_error_function): Check for NULL block.
26920 2009-02-17 Richard Guenther <rguenther@suse.de>
26922 PR tree-optimization/39204
26923 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26926 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26928 * config/soft-fp/double.h: Update from glibc CVS.
26930 2009-02-17 Richard Guenther <rguenther@suse.de>
26932 PR tree-optimization/39207
26933 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26934 strict-aliasing warnings for pointers pointing to NULL.
26936 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26939 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26940 skipping until next close brace.
26942 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26945 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26946 to function argument boundary.
26948 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26950 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26951 in the lea_add. Reload eventually constraints it properly.
26952 * config/picochip/constraints.md: Remove the target constraint
26953 "b", since it is not needed anymore.
26955 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26957 * gthr-dce.h: Uglify function parameter and local variable names.
26958 * gthr-gnat.h: Likewise.
26959 * gthr-mipssde.h: Likewise.
26960 * gthr-nks.h: Likewise.
26961 * gthr-posix95.h: Likewise.
26962 * gthr-posix.h: Likewise.
26963 * gthr-rtems.h: Likewise.
26964 * gthr-single.h: Likewise.
26965 * gthr-solaris.h: Likewise.
26966 * gthr-tpf.h: Likewise.
26967 * gthr-vxworks.h: Likewise.
26968 * gthr-win32.h: Likewise.
26970 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26973 * config/i386/i386.md: Restrict the new peephole2 to move
26974 between MMX/SSE registers.
26976 2009-02-15 Richard Guenther <rguenther@suse.de>
26979 2009-02-13 Richard Guenther <rguenther@suse.de>
26981 * configure.ac: Enable LFS.
26982 * configure: Re-generate.
26983 * config.in: Likewise.
26985 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26987 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26988 spu_srqwbyte, spu_srqwbytebc): Define.
26989 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26990 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26991 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26992 "shrqby_<mode>"): New insn-and-split patterns.
26993 * config/spu/spu.c (expand_builtin_args): Determine and return
26994 number of operands using spu_builtin_description data.
26995 (spu_expand_builtin_1): Use it.
26997 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27000 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27003 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27006 * config/i386/i386.c (override_options): Correct warning
27007 messages for -malign-loops, -malign-jumps and -malign-functions.
27009 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27012 * config/i386/i386.md: Restrict the new peephole2 to move
27013 between the general purpose registers.
27015 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27018 * config/i386/i386.c (type_natural_mode): Add a new argument.
27019 Return the original mode and warn ABI change if vector size is 32byte.
27020 (function_arg_advance): Updated.
27021 (function_arg): Likewise.
27022 (ix86_function_value): Likewise.
27023 (ix86_return_in_memory): Likewise.
27024 (ix86_sol10_return_in_memory): Likewise.
27025 (ix86_gimplify_va_arg): Likewise.
27026 (function_arg_32): Don't warn ABX ABI change here.
27027 (function_arg_64): Likewise.
27029 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27031 * loop-iv.c (implies_p): In the final case, test that operands 0
27032 of the two comparisons match.
27034 * config/bfin/bfin.c (find_prev_insn_start): New function.
27035 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27036 (find_next_insn_start): Move.
27038 2009-02-13 Richard Guenther <rguenther@suse.de>
27040 * configure.ac: Enable LFS.
27041 * configure: Re-generate.
27042 * config.in: Likewise.
27044 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27047 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27048 sizes on syntax error after some arguments have been parsed.
27050 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27052 * doc/invoke.texi (-fira): Remove.
27054 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27056 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27057 * recog.c: Likewise.
27060 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27062 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27063 (umul_ppmm): Likewise.
27064 (count_leading_zeros): Likewise.
27065 (count_trailing_zeros): Likewise.
27066 (UMUL_TIME): Likewise.
27068 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27070 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27071 soft-fp/t-softfp to tmake_file.
27073 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27074 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27075 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27076 IA64_BUILTIN_INFQ]: New.
27077 (ia64_init_builtins): Initialize __builtin_infq,
27078 __builtin_fabsq and __builtin_copysignq if not HPUX.
27079 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27080 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27082 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27084 (__fixtfti): Likewise.
27085 (__fixunstfti): Likewise.
27086 (__floattitf): Likewise.
27088 * config/ia64/libgcc-glibc.ver: New.
27089 * config/ia64/t-fprules-softfp: Likewise.
27090 * config/ia64/sfp-machine.h: Likewise.
27092 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27093 (LIBGCC2_TF_CEXT): Likewise.
27094 (TF_SIZE): Likewise.
27095 (TARGET_INIT_LIBFUNCS): Likewise.
27097 * config/ia64/t-glibc (SHLINB_MAPFILES):
27098 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27100 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27102 * config/i386/i386.c (construct_container): Rewrite processing
27103 BLKmode with X86_64_SSE_CLASS.
27105 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27108 * config/i386/i386.md: Replace simplify_replace_rtx with
27109 replace_rtx in the new peephole2.
27111 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27113 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27114 loop unrolling do not happen at -O2.
27116 2009-02-12 Michael Matz <matz@suse.de>
27118 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27120 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27122 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27125 2009-02-12 Ben Elliston <bje@au.ibm.com>
27127 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27128 patterns when updating the back chain. Missed in the 2009-02-10
27131 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27133 * doc/extend.texi (Decimal Floating Types): Update identifier of
27134 draft TR and list of missing support.
27136 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27138 PR middle-end/39154
27139 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27140 bit to variable length decl's flags, add it also to its
27141 pointer replacement variable.
27143 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27144 Jakub Jelinek <jakub@redhat.com>
27147 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27148 (memory_blockage): New expander.
27149 (*memory_blockage): New insn pattern.
27150 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27151 instead of general blockage at the end of function prologue when
27152 frame pointer is used to access red zone area. Do not emit blockage
27153 when profiling, it is emitted in generic code.
27154 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27155 function epilogue when frame pointer is used to access red zone area.
27157 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27160 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27161 by arithmetic with memory operands.
27162 * config/i386/predicates.md (commutative_operator): New.
27164 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27166 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27169 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27171 * alias.h (record_alias_subset): Declare.
27172 * alias.c (record_alias_subset): Make global.
27174 2009-02-10 Nick Clifton <nickc@redhat.com>
27176 * tree-parloops.c: Change license to GPLv3.
27177 * ipa-struct-reorg.c: Change license to GPLv3.
27178 * ipa-struct-reorg.h: Change license to GPLv3.
27180 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27183 * c-decl.c (start_struct): Return NULL on error.
27185 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27187 PR middle-end/39124
27188 * cfgloopmanip.c (remove_path): Call remove_bbs after
27189 cancel_loop_tree, not before it.
27192 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27193 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27194 VAR_DECLs were seen.
27195 * tree-ssa-live.c (remove_unused_locals): Recompute
27196 cfun->has_local_explicit_reg_vars.
27197 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27198 copies or clearings if cfun->has_local_explicit_reg_vars.
27200 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27203 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27204 of function prologue when frame pointer is used to access
27207 2009-02-10 Richard Guenther <rguenther@suse.de>
27209 PR middle-end/39127
27210 * gimplify.c (gimple_regimplify_operands): Always look if
27211 we need to create a temporary.
27213 2009-02-10 Richard Guenther <rguenther@suse.de>
27215 PR tree-optimization/39132
27216 * tree-loop-distribution.c (todo): New global var.
27217 (generate_memset_zero): Trigger TODO_rebuild_alias.
27218 (tree_loop_distribution): Return todo.
27220 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27223 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27224 (x86_64_reg_class_name): Removed.
27225 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27226 first one isn't X86_64_SSE_CLASS or any other ones aren't
27227 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27228 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27229 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27230 and 3 X86_64_SSEUP_CLASS.
27231 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27232 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27234 2009-02-10 Ben Elliston <bje@au.ibm.com>
27236 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27237 form instruction to update the stack back chain word, even if the
27238 user has disabled the generation of update instructions.
27239 (movdi_<mode>_update_stack): New.
27240 (movsi_update_stack): Likewise.
27241 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27242 always use an update form instruction to update the stack back
27245 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27247 PR middle-end/38953
27248 * graphite.c (if_region_set_false_region): After moving a region in
27249 the false branch of a condition, remove the empty dummy basic block.
27250 (gloog): Remove wrong fix for PR38953.
27252 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27254 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27255 generation due to implicit sign extension.
27257 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27259 PR middle-end/38981
27260 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27261 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27263 2009-02-09 Richard Guenther <rguenther@suse.de>
27265 PR middle-end/35202
27266 * convert.c (convert_to_real): Disable (float)fn((double)x)
27267 to fnf(x) conversion if errno differences may occur and
27268 -fmath-errno is set.
27270 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27272 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27273 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27274 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27276 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27279 * c-common.c (handle_alias_attribute): Disallow attribute for
27280 anything not a FUNCTION_DECL or VAR_DECL.
27282 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27285 * real.c (do_compare): Special-case compare of zero against
27286 decimal float value.
27288 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27291 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27292 as indicating flexible array members unless the field itself is
27293 being declarared as the incomplete array.
27295 2009-02-06 Jan Hubicka <jh@suse.cz>
27297 PR tree-optimization/38844
27298 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27299 is already inlined.
27301 2009-02-06 Richard Guenther <rguenther@suse.de>
27303 PR middle-end/38977
27304 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27305 fork because we may expand it as __gcov_fork.
27307 2009-02-06 Nick Clifton <nickc@redhat.com>
27309 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27311 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27313 PR tree-optimization/35659
27314 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27315 vn_phi_eq): Shortcut if hashcode does not match.
27316 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27318 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27319 and avoid iterative_hash_expr.
27320 (FOR_EACH_VALUE_ID_IN_SET): New.
27321 (value_id_compare): Remove.
27322 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27323 sort expressions by value id.
27325 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27328 * config/sh/predicates.md (general_movsrc_operand): Don't check
27329 the subreg of system registers here.
27331 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27334 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27335 on the copied decl.
27337 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27339 PR rtl-optimization/39110
27340 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27341 addresses, not aligned ones.
27343 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27344 Richard Guenther <rguenther@suse.de>
27346 PR tree-optimization/39100
27347 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27348 comment says and add edges.
27350 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27353 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27354 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27356 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27358 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27359 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27360 register_bb_in_sese, new_sese, free_sese): Moved.
27361 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27362 outermost_loop_in_scop, build_scop_iteration_domain,
27363 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27364 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27365 Use loop_in_sese_p instead of loop_in_scop_p.
27366 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27367 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27368 (scopdet_basic_block_info): Fix bug in scop detection.
27369 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27370 eq_loop_to_cloog_loop): Remove.
27371 (nb_loops_around_loop_in_scop, nb_loop
27372 ref_nb_loops): Moved here...
27373 * graphite.h (ref_nb_loops): ... from here.
27374 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27375 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27376 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27378 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27379 Hans-Peter Nilsson <hp@axis.com>
27381 PR rtl-optimization/37889
27382 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27383 Move offset handling from PLUS to before the switch. Use new
27384 arguments when considering SYMBOL_REFs too.
27385 (rtx_addr_can_trap_p): Pass dummy offset and size.
27386 (enum may_trap_p_flags): Remove.
27387 (may_trap_p_1): Pass size from MEM_SIZE.
27389 PR rtl-optimization/38921
27390 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27391 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27392 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27393 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27395 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27397 AVX Programming Reference (January, 2009)
27398 * config/i386/sse.md (*vpclmulqdq): New.
27400 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27402 PR tree-optimization/38977
27403 PR gcov-profile/38292
27404 * calls.c (special_function_p): Disregard __builtin_ prefix.
27406 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27408 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27409 non-indexable addresses even before reload.
27411 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27414 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27415 as having variable size. Do not give an error for unnamed
27416 parameters with [*] declarators. Give a warning for type names
27417 with [*] declarators and mark them as variable size.
27418 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27419 for sizeof applied to [*] type names.
27421 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27424 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27426 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27428 * gcc.c (process_command): Update copyright notice dates.
27429 * gcov.c (print_version): Likewise.
27430 * gcov-dump.c (print_version): Likewise.
27431 * mips-tfile.c (main): Likewise.
27432 * mips-tdump.c (main): Likewise.
27434 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27437 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27438 for composite type involving a zero-length array type.
27440 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27443 * function.c (match_asm_constraints_1): Skip over
27444 initial optional % in the constraint.
27446 PR inline-asm/39059
27447 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27448 supported, don't accept FIXED_CSTs.
27449 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27450 and _Sat is used without _Fract/_Accum. Set specs->type to
27451 integer_type_node for cts_fract/cts_accum if fixed point is not
27454 2009-02-02 Catherine Moore <clm@codesourcery.com>
27456 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27458 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27460 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27461 (ABI_HAS_64BIT_SYMBOLS): Use it.
27462 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27464 2009-02-02 Paul Brook <paul@codesourcery.com>
27466 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27468 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27470 PR inline-asm/39058
27471 * recog.h (asm_operand_ok): Add constraints argument.
27472 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27473 recurse on matching constraint.
27474 (check_asm_operands): Pass constraints as 3rd argument to
27475 asm_operand_ok. Don't look up matching constraint here.
27476 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27479 2009-02-02 Ben Elliston <bje@au.ibm.com>
27481 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27482 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27484 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27486 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27487 information. Remove some obsolete information. Reorganize.
27489 * config/pa/fptr.c: Revert license to GPL 2.
27490 * config/pa/milli64.S: Likewise.
27492 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27495 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27496 LIBRARY name in, instead of hard-coding it.
27497 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27498 extra target make frag to tmake_files according to EH model.
27499 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27500 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27501 frags that define makefile variable EH_MODEL appropriately.
27502 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27503 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27504 to "-sjlj" according to type of EH configured.
27505 (LIBGCC_SONAME): Concatenate it to shared library base name.
27506 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27507 to "_sjlj" according to type of EH configured.
27508 (LIBGCC_SONAME): Concatenate it to shared library base name.
27509 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27510 (SHLIB_LINK): Add missing semicolon to if-else construct.
27511 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27512 string value of "pe_dll" command-line option.
27513 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27514 (SHLIB_SONAME): Use it when overriding t-cygming default.
27515 (SHLIB_IMPLIB): Override t-cygming default.
27516 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27517 string value of "pe_dll" command-line option.
27519 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27522 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27523 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27525 2009-01-31 Richard Guenther <rguenther@suse.de>
27527 PR tree-optimization/38937
27528 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27529 computing the transitive closure.
27531 2009-01-30 Richard Guenther <rguenther@suse.de>
27533 PR tree-optimization/39041
27534 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27535 Propagate variable indices only if the types match for this stmt.
27537 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27540 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27541 inline but never defined.
27543 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27545 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27546 (*insv_h_di_reg_extimm): New insn.
27547 (*insv_l<mode>_reg_extimm): New insn.
27549 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27551 * config/picochip/picochip.c (flag_conserve_stack): set
27552 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27553 fconserve-stack. Reduce call-overhead used by inliner.
27555 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27558 * common.opt (flag_conserve_stack): Initialised to zero.
27560 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27563 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27564 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27567 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27569 * ira-color.c (allocno_reload_assign): Update comments.
27570 * regmove.c (regmove_optimize): Likewise.
27574 2009-01-29 Robert Millan <rmh@aybabtu.com>
27576 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27577 * config/i386/kopensolaris-gnu.h: New file. Undefine
27578 `MD_UNWIND_SUPPORT'.
27579 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27581 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27583 PR tree-optimization/39007
27584 * tree-loop-distribution.c (generate_builtin): Use
27585 recompute_dominator to compute the immediate dominator of the
27586 basic block just after the loop.
27588 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27590 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27591 (ASM_OUTPUT_DWARF_PCREL): Define.
27593 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27595 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27596 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27597 global. Modify entries about regmove and IRA.
27599 * ra-conflict.c: Remove the file.
27601 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27603 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27604 (pass_regclass_init): Rename to pass_reginfo_init.
27606 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27608 * toplev.h (flag_ira): Remove.
27610 * caller-save.c (setup_save_areas): Remove flag_ira.
27612 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27614 * global.c: Remove the file.
27616 * opts.c (decode_options): Remove flag_ira.
27618 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27620 * regmove.c: Modify file description.
27621 (find_use_as_address, try_auto_increment): Define them only if
27622 AUTO_INC_DEC is defined.
27623 (replacement_quality, replace_in_call_usage, fixup_match_1,
27624 stable_and_no_regs_but_for_p): Remove.
27625 (reg_set_in_bb): Make it static.
27626 (regmove_optimize): Remove flag_ira and code which worked for
27629 * local-alloc.c: Remove the file.
27631 * common.opt (fira): Remove.
27633 * ira.c: Include except.h.
27634 (eliminable_regset): Move from global.c.
27635 (mark_elimination): Ditto. Remove flag_ira.
27636 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27637 equiv_mem_modified, validate_equiv_mem_from_store,
27638 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27639 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27640 no_equiv, recorded_label_ref): Move from local-alloc.c.
27641 (update_equiv_regs): Ditto. Make it static.
27642 (print_insn_chain, print_insn_chains): Move it from global.c.
27643 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27644 (build_insn_chain): Ditto. Make it static.
27645 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27646 Rename to init_live_subregs.
27647 (gate_ira): Remove flag_ira.
27649 * regclass.c: Rename reginfo.c. Change file description.
27650 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27651 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27652 (init_reg_sets_1): Remove code for evaluation of
27653 reg_class_superclasses and losing_caller_save_reg_set.
27654 (init_regs): Remove init_reg_autoinc.
27655 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27656 ok_for_base_p_nonstrict): Remove.
27657 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27658 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27659 corresponding entries.
27660 (dump_regclass, record_operand_costs, scan_one_insn,
27661 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27662 record_address_regs, auto_inc_dec_reg_p): Remove.
27663 (gt-regclass.h): Rename to gt-reginfo.h.
27665 * rtl.h (dump_global_regs, retry_global_alloc,
27666 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27668 * Makefile.in (RA_H): Remove.
27669 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27670 Rename regclass.o to reginfo.o.
27671 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27673 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27674 (GTFILES): Rename regclass.c to reginfo.c.
27676 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27677 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27679 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27680 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27682 (finish_spills): Ditto. Remove code for !flag_ira.
27684 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27686 PR middle-end/35854
27687 * doc/invoke.texi (rtl debug options): Complete rewrite.
27688 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27690 * mode-switching.c (pass_mode_switching): Rename pass from
27691 "mode-sw" to "mode_sw".
27692 * except.c (pass_convert_to_eh_ranges): Rename pass from
27693 "eh-ranges" to "eh_ranges".
27694 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27698 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27699 Alexander Monakov <amonakov@ispras.ru>
27701 PR middle-end/38857
27702 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27704 (move_exprs_to_boundary): Change return type and pass through
27705 should_move from move_op. Relax assert. Update usage ...
27706 (schedule_expr_on_boundary): ... here. Use should_move instead of
27708 (move_op_orig_expr_found): Indicate that insn was disconnected from
27710 (code_motion_process_successors): Do not call after_merge_succs
27711 callback if original expression was not found when traversing any of
27713 (code_motion_path_driver): Change return type. Update prototype.
27714 (move_op): Update comment. Add a new parameter (should_move). Update
27715 prototype. Set *should_move based on indication provided by
27716 move_op_orig_expr_found.
27718 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27720 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27721 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27722 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27723 * config/rs6000/rs6000.c (rs6000_override_options): Default
27724 avoid-indexed-addresses on for Power6, off for everything else.
27725 (avoiding_indexed_address_p): New function.
27726 (rs6000_legitimize_address): Use it.
27727 (rs6000_legitimate_address): Likewise.
27728 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27730 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27732 PR tree-optimization/38997
27733 * tree-loop-distribution.c (generate_memset_zero): Use
27734 POINTER_PLUS_EXPR for a pointer addition.
27736 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27738 * config/s390/s390.md (bswap<mode>2): New pattern added.
27740 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27742 * config/s390/s390.md (*tls_load_31): Added type attribute.
27744 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27746 * config/s390/s390.md: Fix a few comments.
27748 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27750 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27751 (*tm<mode>_full): Fixed z10prop attribute.
27752 (*tst<mode>_extimm): Fixed z10prop attribute.
27753 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27754 (*tstqiCCT_cconly): Fixed z10prop attribute.
27755 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27756 (*movsi_larl): Fixed z10prop attribute.
27757 (*movsi_zarch): Fixed z10prop attribute.
27758 (*movsi_eas): Fixed z10prop attribute.
27759 (*movhi): Fixed z10prop attribute.
27760 (*movqi): Fixed z10prop attribute.
27761 (*movstrictqi): Fixed z10prop attribute.
27762 (*mov<mode>): Fixed z10prop attribute.
27763 (*movcc): Fixed z10prop attribute.
27764 (*sethighpartdi_64): Fixed z10prop attribute.
27765 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27766 (*negdi2_sign_cc): Fixed z10prop attribute.
27767 (*negdi2_sign): Fixed z10prop attribute.
27768 (*absdi2_sign_cc): Fixed z10prop attribute.
27769 (*absdi2_sign): Fixed z10prop attribute.
27770 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27771 (*negabsdi2_sign): Fixed z10prop attribute.
27772 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27773 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27774 (doloop_si64): Fixed z10prop attribute.
27775 (doloop_si31): Fixed z10prop attribute.
27776 (doloop_long): Fixed z10prop attribute.
27777 (indirect_jump): Fixed z10prop attribute.
27778 (nop): Fixed z10prop attribute.
27779 (main_base_64): Fixed z10prop attribute.
27780 (reload_base_64): Fixed z10prop attribute.
27782 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27784 PR rtl-optimization/38740
27785 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27787 * config/mips/mips.c (mips_reorg): Likewise.
27789 2009-01-28 Richard Guenther <rguenther@suse.de>
27791 PR tree-optimization/38926
27792 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27793 with the correct value id to a value.
27794 (do_regular_insertion): Use the value number of edoubleprime
27795 for the value number of the expr.
27798 2008-08-21 Richard Guenther <rguenther@suse.de>
27800 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27801 a PHI ask VN if it is already available.
27802 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27803 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27805 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27807 PR middle-end/38934
27808 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27809 set to varying whenever max has TREE_OVERFLOW set, similarly
27810 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27812 2009-01-28 Richard Guenther <rguenther@suse.de>
27814 PR middle-end/38908
27815 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27816 uninitialized aggregate uses in call arguments.
27818 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27820 PR tree-optimization/38984
27821 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27822 the nothing_id variable if -fno-delete-null-pointer-checks.
27824 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27827 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27828 (set_got_offset_rex64): Ditto.
27830 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27833 * doc/extend.texi: Improve local variable with asm reg.
27835 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27837 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27838 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27839 was not supplied then set warn_packed_bitfield_compat to the
27840 default value of 1.
27841 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27844 2009-01-27 Richard Guenther <rguenther@suse.de>
27846 PR tree-optimization/38503
27847 * cfgexpand.c (expand_gimple_basic_block): Ignore
27848 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27849 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27850 variables that cannot have TBAA applied.
27851 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27854 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27856 PR middle-end/38969
27857 * calls.c (initialize_argument_information): Do not wrap complex
27858 arguments in SAVE_EXPR.
27860 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27862 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27863 (INSTALL_LIBGCC): Revert typo commit.
27865 2009-01-26 Richard Guenther <rguenther@suse.de>
27867 PR tree-optimization/38745
27868 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27869 from special handling.
27871 2009-01-26 Richard Guenther <rguenther@suse.de>
27873 PR tree-optimization/38745
27874 * tree-ssa.c (execute_update_addresses_taken): Do not include
27875 variables that cannot possibly be a register in not_reg_needs.
27876 Do not clear TREE_ADDRESSABLE on vars that may not become
27878 * tree-ssa.c (update_alias_info_1): Include those in the set
27879 of addressable vars.
27881 2009-01-26 Richard Guenther <rguenther@suse.de>
27883 PR middle-end/38851
27884 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27885 * tree-ssa-dse.c: Include langhooks.h
27886 (execute_simple_dse): Remove stores with zero size.
27888 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27891 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27894 2009-01-24 Julian Brown <julian@codesourcery.com>
27896 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27897 config/arm/linux-atomic.c.
27898 * config/arm/linux-atomic.c: New.
27900 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27902 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27903 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27904 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27906 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27909 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27912 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27914 PR tree-optimization/38953
27915 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27916 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27917 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27918 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27921 2009-01-24 Paul Brook <paul@codesourcery.com>
27923 * config/arm/neon.md (neon_type): Move to arm.md.
27924 (neon_mov<VSTRUCT>): Add neon_type attribute.
27925 * config/arm/arm.md (neon_type): Move to here.
27926 (conds): Add "unconditioal" and use as default for NEON insns.
27928 2009-01-24 Ben Elliston <bje@au.ibm.com>
27930 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27931 void *' warning from -Wc++-compat.
27932 * Makefile.in (dominance.o-warn): Remove.
27934 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27936 PR tree-optimization/38932
27937 * fold-const.c (fold_unary_ignore_overflow): New.
27938 * tree.h (fold_unary_ignore_overflow): Declare.
27939 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27940 * tree-ssa-sccvn.c (visit_reference_op_load,
27941 simplify_unary_expression): Likewise.
27943 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27945 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27946 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27947 regardless of their type.
27948 * c-common.c (handle_packed_attribute): Don't ignore packed on
27950 * c.opt (Wpacked-bitfield-compat): New warning option.
27951 * stor-layout.c (place_field): Warn if offset of a field changed.
27952 * doc/extend.texi (packed): Mention the ABI change.
27953 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27954 (Warning Options): Add it to the list.
27956 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27958 * c-opts.c (c_common_post_options): Fix a typo in comments.
27960 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27962 PR middle-end/38615
27963 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27964 variables to static.
27965 * doc/invoke.texi (-fmerge-all-constants): Update description.
27967 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27970 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27971 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27973 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27975 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27977 (LOCAL_ALIGNMENT): Similarly.
27979 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27980 Joseph Myers <joseph@codesourcery.com>
27982 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27983 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27984 * config/arm/arm-tune.md: Regenerate.
27985 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27988 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27990 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27991 version number to five.
27993 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27996 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27997 * c-common.c (set_underlying_type): Likewise.
27998 (is_typedef_decl ): Likewise
28000 (set_underlying_type): Likewise.
28001 (is_typedef_type): Likewise.
28003 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28005 PR middle-end/38587
28006 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28009 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28012 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28013 (LIBGCC_SPEC): Don't define.
28014 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28016 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28018 PR rtl-optimization/38879
28019 * alias.c (base_alias_check): Unaligned access via AND address can
28020 alias all surrounding object types except those with sizes equal
28021 or wider than the size of unaligned access.
28023 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28026 * c-decl.c (clone_underlying_type): Move this ...
28027 * c-common.c (set_underlying_type): ... here.
28028 Also, make sure the function properly sets TYPE_STUB_DECL() on
28029 the newly created typedef variant type.
28030 (is_typedef_decl ): New entry point.
28031 * tree.h: Added a new member member_types_needing_access_check to
28032 struct tree_decl_non_common.
28033 (set_underlying_type): New entry point.
28034 (is_typedef_type): Likewise.
28036 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28038 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28039 Check whether two instructions have memory references that
28040 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28041 are helper functions for traversing.
28042 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28043 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28044 not to draw dependency edge for instructions with non-conflicting
28047 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28050 * longlong.h: Update copyright years. Use soft-fp license notice.
28051 Sync __clz_tab declaration with glibc.
28053 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28056 * doc/extend.texi (syscall_linkage): New.
28057 (version_id): Modify.
28059 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28060 Richard Guenther <rguenther@suse.de>
28062 PR tree-optimization/38747
28063 PR tree-optimization/38748
28064 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28065 conversion if the base address is an indirect reference and the
28066 aliasing sets could cause issues.
28068 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28070 * common.opt (fgraphite, fgraphite-identity): Add comment for
28071 explaining why these options are not documented.
28073 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28075 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28076 gimple_call_lhs is NULL.
28078 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28081 * emit-rtl.c (adjust_address_1): Make sure memref is never
28084 2009-01-20 Ben Elliston <bje@au.ibm.com>
28086 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28087 const qualifier from arg parameter. Remove unnecessary cast to char *.
28088 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28089 const qualifier from arg 2.
28091 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28093 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28095 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28098 * rtl.h (reinit_regs): New prototype.
28099 * regclass.c: Include ira.h.
28100 (reinit_regs): New.
28101 * Makefile.in (regclass.o): Add ira.h.
28102 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28104 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28107 * c-common.c (handle_aligned_attribute): Use
28108 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28109 default alignment value.
28111 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28113 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28114 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28116 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28117 __BIGGEST_ALIGNMENT__.
28119 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28121 2009-01-18 Richard Guenther <rguenther@suse.de>
28123 PR tree-optimization/38819
28124 * tree-flow.h (operation_could_trap_helper_p): Declare.
28125 * tree-eh.c (operation_could_trap_helper_p): Export.
28126 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28127 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28128 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28129 are about to insert a possibly trapping instruction and fail
28132 2009-01-18 Andreas Schwab <schwab@suse.de>
28134 * doc/install.texi (Configuration): Remove obsolete paragraph
28135 about use of --with-gnu-ld with --with-gnu-as.
28137 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28139 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28140 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28141 Follow spelling conventions.
28143 2009-01-18 Ben Elliston <bje@au.ibm.com>
28145 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28146 C++ warning about implicit conversion from void * to struct
28148 (bitmap_obstack_free): Likewise for bitmap_element *.
28149 * Makefile.in (bitmap.o-warn): Remove.
28151 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28153 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28155 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28156 Tobias Grosser <tobi.grosser@amd.com>
28158 * graphite.c (graphite_trans_scop_block): Do not block single
28161 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28163 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28164 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28165 test with assertion.
28167 2009-01-16 Richard Guenther <rguenther@suse.de>
28169 PR tree-optimization/38835
28170 PR middle-end/36227
28171 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28172 and INT + PTR -> (INT)(PTR p+ INT) folding.
28173 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28175 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28178 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28179 the subreg from a lowpart subreg if it is also casting the value.
28181 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28182 Tobias Grosser <tobi.grosser@amd.com>
28184 * graphite.c (compare_prefix_loops): New.
28185 (build_scop_canonical_schedules): Rewritten.
28186 (graphite_transform_loops): Move build_scop_canonical_schedules
28187 after build_scop_iteration_domain.
28189 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28190 Tobias Grosser <tobi.grosser@amd.com>
28192 * graphite.c (add_conditions_to_domain): Add the loops to
28193 the dimension of the iteration domain. Do copy the domain
28194 only when it exists.
28195 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28196 (add_conditions_to_constraints): New.
28197 (can_generate_code_stmt, can_generate_code): Removed.
28198 (gloog): Do not call can_generate_code.
28199 (graphite_transform_loops): Call add_conditions_to_constraints
28200 after building the iteration domain.
28202 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28204 PR tree-optimization/38789
28205 * tree-ssa-threadedge.c
28206 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28207 __builtin_constant_p.
28209 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28211 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28212 examined before deleting them.
28214 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28216 * function.c (aggregate_value_p): Correctly extract the function
28217 type from CALL_EXPR_FN lookup.
28219 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28221 * config/picochip/picochip.c (picochip_override_options): Revert
28222 CFI asm flag disable commited previously.
28224 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28225 Tobias Grosser <tobi.grosser@amd.com>
28226 Jan Sjodin <jan.sjodin@amd.com>
28228 * graphite.c (scan_tree_for_params): On substractions negate
28229 all the coefficients of the term.
28230 (clast_to_gcc_expression_red): New. Handle reduction expressions
28231 of more than two operands.
28232 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28233 (get_vdef_before_scop): Handle also the case of default definitions.
28235 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28237 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28238 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28239 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28241 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28242 Joey Ye <joey.ye@intel.com>
28244 PR middle-end/37843
28245 * cfgexpand.c (expand_stack_alignment): Don't update stack
28246 boundary nor check incoming stack boundary here.
28247 (gimple_expand_cfg): Update stack boundary and check incoming
28248 stack boundary here.
28250 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28252 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28254 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28256 PR rtl-optimization/38245
28257 * calls.c (expand_call): Add stack arguments to
28258 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28259 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28260 in regs and partially in memory or BLKmode arguments.
28261 (emit_library_call_value_1): Add stack arguments to
28262 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28263 ACCUMULATE_OUTGOING_ARGS).
28264 * dce.c: Include tm_p.h.
28265 (find_call_stack_args): New function.
28266 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28268 (mark_insn): Call find_call_stack_args for CALL_Ps.
28269 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28270 forwards. Allocate and free arg_stores bitmap if needed, pass it
28271 down to deletable_insn_p, don't mark stores set in arg_stores
28272 bitmap, clear the bitmap at the beginning of each bb.
28273 * Makefile.in (dce.o): Depend on $(TM_P_H).
28275 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28278 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28279 to make sure the insn is a conditional test (bug 22599). Reformat a
28282 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28284 PR middle-end/38431
28285 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28286 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28287 (gloog): Do not call cleanup_tree_cfg.
28288 (graphite_transform_loops): Call cleanup_tree_cfg after all
28289 scops have been code generated.
28291 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28292 * doc/gty.texi (Invoking the garbage collector): Added new node
28293 and section documenting ggc_collect.
28295 2009-01-14 Richard Guenther <rguenther@suse.de>
28297 PR tree-optimization/38826
28298 PR middle-end/38477
28299 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28300 initialization notes only if we actually emitted a warning.
28301 (intra_create_variable_infos): Add constraints for a result decl
28302 that is passed by hidden reference.
28303 (build_pred_graph): Mark all related variables non-direct on
28306 2009-01-14 Nick Clifton <nickc@redhat.com>
28308 * ira-conflicts.c: Include addresses.h for the definition of
28310 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28311 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28313 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28316 * Makefile.in (ira-lives.o): Add except.h.
28318 * ira-lives.c: Include except.h.
28319 (process_bb_node_lives): Process can_throw_internal.
28321 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28323 PR rtl-optimization/38774
28324 * combine.c (simplify_set): When undoing cc_use change, don't do
28325 PUT_CODE on the newly created comparison, but instead put back the
28328 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28330 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28331 values. Remove duplicate arm8 entry.
28333 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28335 PR tree-optimization/38786
28336 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28337 the SSA_NAME case of expand_scalar_variables_expr.
28338 Set the type of an expression to the type of its assign statement.
28339 (expand_scalar_variables_expr): Also gather the scalar computation
28340 used to index the memory access. Do not pass loop_p.
28341 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28342 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28343 the gimple_stmt_iterator where it inserts new code.
28344 Do not pass loop_p.
28345 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28346 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28348 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28350 * graphite.h (debug_value): Removed.
28351 * graphite.c (debug_value): Removed.
28353 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28355 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28356 ldrd/strd with two 32-bit instructions.
28358 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28360 * config/arm/arm.c (struct processors): Pass for speed down into
28361 cost helper functions.
28362 (const_ok_for_op): Handle COMPARE and inequality nodes.
28363 (arm_rtx_costs_1): Rewrite.
28364 (arm_size_rtx_costs): Update prototype.
28365 (arm_rtx_costs): Pass speed down to helper functions.
28366 (arm_slowmul_rtx_costs): Rework cost calculations.
28367 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28368 (arm_9e_rtx_costs): Likewise.
28370 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28372 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28373 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28374 (alpha_legitimize_address): Do not split local symbols wider than
28375 UNITS_PER_WORD into HIGH/LO_SUM parts.
28377 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28380 * gcc.c (process_command): Replace call to execvp with calls
28381 to pex_one and exit.
28383 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28386 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28387 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28388 variant for devices with 3-byte PC.
28389 (__tablejump_elpm__): New.
28391 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28394 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28395 offsetof member-designator, handle it as `[0].'.
28397 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28399 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28400 function when not using named sections on targets with named sections
28401 if branch distance is less than 262132.
28403 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28405 * combine.c (combine_instructions): Recompute
28406 optimize_this_for_speed_p for each BB in the main combine loop.
28408 2009-01-12 Tomas Bily <tbily@suse.cz>
28411 * tree-loop-distribution.c (prop_phis): New function.
28412 (generate_builtin): Call prop_phis.
28414 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28416 PR tree-optimization/38807
28417 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28418 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28420 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28422 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28423 subreg of op0 to the original op0.
28425 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28427 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28429 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28432 * mips-tfile.c (parse_def): Fix parsing of def strings
28433 starting with digits.
28435 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28438 * config/arm/arm.c (arm_is_long_call_p): Don't call
28439 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28441 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28443 * regrename.c (regrename_optimize): Fix dumping.
28444 (find_oldest_value_reg): Preserve REG_POINTER.
28445 (copy_hardreg_forward_1): Likewise.
28447 2009-01-09 Diego Novillo <dnovillo@google.com>
28449 * gimple.h (struct gimple_statement_base) <uid>: Document
28450 the restrictions on its use.
28451 (gimple_uid): Tidy.
28452 (gimple_set_uid): Tidy.
28454 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28456 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28457 zero guard even if align_bytes != 0 and count is smaller than
28460 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28462 PR rtl-optimization/38495
28463 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28464 (add_range_and_copies_from_move_list): Print all added ranges.
28465 Add ranges to memory optimized destination.
28467 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28471 * config/i386/i386.c (override_options): Reject
28472 -mstringop-strategy=rep_8byte with -m32.
28473 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28474 to 1. Do count comparison against epilogue_size_needed at compile
28475 time even when count_exp was constant forced into register. For
28476 size_needed don't jump to epilogue, instead just avoid aligning
28477 and invoke the body algorithm. If need_zero_guard, add zero guard
28478 even if count is non-zero, but smaller than size_needed + number of
28479 bytes that could be stored for alignment.
28480 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28481 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28482 but smaller than size_needed + number of bytes that could be stored
28483 for alignment. Compare size_needed with epilogue_size_needed instead
28484 of desired_align - align, don't adjust size_needed, pass
28485 epilogue_size_needed to the epilogue expanders.
28488 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28490 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28492 * pa.c (last_address): Change to unsigned.
28493 (update_total_code_bytes): Change argument to unsigned. Don't
28494 check if insn addresses are set.
28495 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28496 addresses are not set.
28497 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28499 2009-01-09 Nick Clifton <nickc@redhat.com>
28501 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28502 DECL_DECLARED_INLINE_P.
28504 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28506 PR middle-end/38347
28507 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28508 GET_MODE (op0) in operand_subword_force calls.
28510 PR middle-end/38771
28511 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28512 fold_convert arg0 operands to TREE_TYPE (op0) first.
28514 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28516 * params.def (ira-max-conflict-table-size): Decrease default value
28519 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28521 PR tree-optimization/37031
28522 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28524 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28525 allocate it using gc instead of heap, use VEC_quick_push instead of
28527 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28528 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28529 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28530 allocated vector from heap allocated.
28531 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28532 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28533 vector only after perfect_loop_nest_depth call.
28535 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28536 Jan Sjodin <jan.sjodin@amd.com>
28538 PR tree-optimization/38559
28539 * graphite.c (debug_value, copy_constraint,
28540 swap_constraint_variables, scale_constraint_variable, ): New.
28541 (get_lower_bound, get_upper_bound): Removed.
28542 (graphite_trans_bb_strip_mine): Clean up this code that works
28543 only for constant number of iterations. Fully copy upper and
28544 lower bound constraints, not only the constant part of them.
28545 * graphite.h (debug_value): Declared.
28547 2009-01-08 Ira Rosen <irar@il.ibm.com>
28549 PR tree-optimization/37194
28550 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28551 Don't add the cost of cost model guard in prologue to scalar
28552 outside cost in case of known number of iterations.
28554 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28555 Alan Modra <amodra@bigpond.net.au>
28557 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28558 non-word-aligned REG+CONST addressing.
28560 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28563 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28564 free_after_compilation when outputting a thunk.
28565 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28566 Do not call free_after_compilation here.
28568 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28570 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28571 (ix86_valid_target_attribute_inner_p): Ditto.
28573 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28575 PR tree-optimization/38492
28576 PR tree-optimization/38498
28577 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28578 * tree-chrec.h (scev_is_linear_expression): Declared.
28579 * graphite.c (graphite_cannot_represent_loop_niter): New.
28580 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28581 (graphite_loop_normal_form): Use gcc_assert.
28582 (scan_tree_for_params): Use CASE_CONVERT.
28583 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28584 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28585 Use gcc_assert. Discard scops that contain unhandled cases.
28586 (build_scop_conditions): Return a boolean status for unhandled cases.
28587 (strip_mine_profitable_p): Print the loop number, not its depth.
28588 (is_interchange_valid): Pass the depth of the loop nest, don't
28589 recompute it wrongly.
28590 (graphite_trans_bb_block): Same.
28591 (graphite_trans_bb_block): Print tentative of loop blocking.
28592 (graphite_trans_scop_block): Do not print that the loop has been
28594 (graphite_transform_loops): Do not handle scops that contain condition
28597 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28599 AVX Programming Reference (December, 2008)
28600 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28601 (_mm256_stream_pd): Likewise.
28602 (_mm256_stream_ps): Likewise.
28604 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28605 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28606 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28607 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28608 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28609 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28610 (ix86_expand_special_args_builtin): Likewise.
28612 * config/i386/sse.md (AVXMODEDI): New.
28613 (avx_movnt<mode>): Likewise.
28614 (avx_movnt<mode>): Likewise.
28615 (<sse>_movnt<mode>): Remove AVX support.
28616 (sse2_movntv2di): Likewise.
28618 2009-01-07 Richard Guenther <rguenther@suse.de>
28620 PR middle-end/38751
28621 * fold-const.c (extract_muldiv): Remove obsolete comment.
28622 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28623 to PLUS_EXPR canonicalization for the canonicalization.
28625 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28627 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28628 hosted cross-compilers generating less efficient code.
28630 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28632 * function.h (rtl_data): Add a dbr_scheduled_p field.
28633 * reorg.c (dbr_schedule): Set it.
28634 (gate_handle_delay_slots): Check it.
28635 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28636 (mips_reorg): Check flag_delayed_branch instead of
28637 mips_base_delayed_branch.
28638 (mips_override_options): Don't set mips_base_delayed_branch
28639 or flag_delayed_branch.
28641 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28643 PR rtl-optimization/38426.
28644 * ira.c (ira): Set current_function_is_leaf earlier.
28646 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28648 PR rtl-optimization/38722
28649 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28650 too early, only set a flag and modify after last possible
28653 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28656 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28657 * real.c (decimal_single_format): Correct values of emin and emax.
28658 (decimal_double_format): Ditto.
28659 (decimal_quad_format): Ditto.
28660 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28661 computation of DECnn_MIN and DECnn_MAX for corrected values of
28662 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28663 __DECnn_MIN__, and adjust its computation for the corrected value
28666 2009-01-06 Jan Hubicka <jh@suse.cz>
28669 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28671 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28673 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28674 Add Robert Clark to the list of testers.
28676 2009-01-06 Jan Hubicka <jh@suse.cz>
28677 Kai Tietz <kai.tietz@onevision.com>
28679 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28680 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28682 2009-01-06 Jan Hubicka <jh@suse.cz>
28683 Kai Tietz <kai.tietz@onevision.com>
28685 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28687 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28688 (ix86_nsaved_regs): Count only general purpose regs.
28689 (ix86_nsaved_sseregs): New.
28690 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28691 to 16 for w64; compute padding and size of sse reg save area.
28692 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28693 general purpose regs.
28694 (ix86_emit_save_sse_regs_using_mov): New.
28695 (ix86_expand_prologue): Save SSE regs if needed.
28696 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28697 (ix86_emit_restore_sse_regs_using_mov): New.
28698 (ix86_expand_epilogue): Save SSE regs if needed.
28700 2009-01-06 Jan Hubicka <jh@suse.cz>
28701 Kai Tietz <kai.tietz@onevision.com>
28703 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28704 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28705 functions when accumulate outgoing args is off.
28707 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28710 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28711 before using pseudos_have_intersected_live_ranges_p.
28713 * ira-int.h (ira_assert): Always define.
28715 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28717 AVX Programming Reference (December, 2008)
28718 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28719 (_mm256_permute2_pd): Likewise.
28720 (_mm_permute2_ps): Likewise.
28721 (_mm256_permute2_ps): Likewise.
28722 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28723 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28725 * config/i386/i386.c (ix86_builtins): Remove
28726 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28727 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28728 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28729 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28730 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28731 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28732 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28733 __builtin_ia32_vpermil2ps256.
28734 (ix86_init_mmx_sse_builtins): Updated.
28735 (ix86_expand_args_builtin): Likewise.
28737 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28739 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28740 long absolute calls when generating PA 2.0 code.
28742 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28744 PR rtl-optimization/38583
28745 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28747 * params.def (ira-max-conflict-table-size): New.
28749 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28751 * ira.h (ira_conflicts_p): New external definition.
28753 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28754 table. Report this. Return result of building.
28755 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28756 building conflict table.
28758 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28759 (ira_color): Use ira_conflicts_p.
28761 * global.c: Include ira.h.
28762 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28765 * Makefile.in (global.o): Add ira.h.
28767 * ira-build.c (mark_all_loops_for_removal,
28768 propagate_some_info_from_allocno): New.
28769 (remove_unnecessary_allocnos): Call
28770 propagate_some_info_from_allocno.
28771 (remove_low_level_allocnos): New.
28772 (remove_unnecessary_regions): Add parameter. Call
28773 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28774 parameter to remove_unnecessary_regions.
28775 (ira_build): Remove all regions but root if the conflict table was
28776 not built. Update conflict hard regs for allocnos crossing calls.
28778 * ira.c (ira_conflicts_p): New global.
28779 (ira): Define and use ira_conflicts_p.
28781 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28782 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28783 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28785 2009-01-06 Ben Elliston <bje@au.ibm.com>
28787 * gengtype-lex.l (YY_NO_INPUT): Define.
28789 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28792 * c-common.c (handle_vector_size_attribute): Also reject
28793 BOOLEAN_TYPE types.
28795 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28797 PR tree-optimization/38492
28798 * graphite.c (rename_map_elt, debug_rename_elt,
28799 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28800 rename_map_elt_info, eq_rename_map_elts,
28801 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28802 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28803 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28804 (sese_build_livein_liveouts): New.
28805 (new_sese, free_sese): New.
28806 (new_scop): Call new_sese.
28807 (free_scop): Call free_sese.
28808 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28809 (register_old_new_names): Renamed register_old_and_new_names.
28810 (register_scop_liveout_renames, add_loop_exit_phis,
28811 insert_loop_close_phis, struct igp,
28812 default_liveout_before_guard, add_guard_exit_phis,
28813 insert_guard_phis, copy_renames): New.
28814 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28815 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28816 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28817 (scop_adjust_phis_for_liveouts): New.
28818 (gloog): Call scop_adjust_phis_for_liveouts.
28820 * graphite.h (struct sese): Documented. Added fields liveout,
28821 num_ver and livein.
28822 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28823 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28824 (struct scop): Added field liveout_renames.
28825 (SCOP_LIVEOUT_RENAMES): New.
28827 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28829 PR tree-optimization/38510
28830 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28831 (translate_clast): Call recompute_all_dominators before
28833 (gloog): Call recompute_all_dominators before graphite_verify.
28835 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28836 Jan Sjodin <jan.sjodin@amd.com>
28838 PR tree-optimization/38500
28839 * graphite.c (create_sese_edges): Call fix_loop_structure after
28842 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28844 * config.gcc: Add m32r*-*-rtems*.
28845 * config/m32r/rtems.h: New file.
28847 2009-01-05 Ben Elliston <bje@au.ibm.com>
28849 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28850 (.po.pox): Likewise.
28851 (po/gcc.pot): Likewise.
28853 2009-01-04 David S. Miller <davem@davemloft.net>
28855 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28856 (STARTING_FRAME_OFFSET): Always set to zero.
28858 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28860 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28861 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28862 fixed-point types, and vectors of the same.
28864 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28866 * config/mips/sync.md (*mb_barrier): Rename to...
28867 (*memory_barrier): ...this.
28869 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28871 * doc/extend.texi (Function Attributes): Move @cindex after @item
28872 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28873 and put in alphabetical order. Fix 'target' name and put in order.
28874 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28877 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28879 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28880 (memory_barrier): Expand as unspec instead of unspec_volatile.
28881 Remove mem:BLK from insn operands. Use Pmode scratch register.
28882 (*memory_barrier): Define as unspec instead of unspec_volatile.
28883 Use (match_dup 0) as input operand.
28885 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28886 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28887 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28888 scratch register. Remove operand 1.
28889 (*stbar): Define as unspec instead of unspec_volatile.
28890 Use (match_dup 0) as input operand, remove (const_int 8).
28891 (*membar): Define as unspec instead of unspec_volatile.
28892 Use (match_dup 0) as input operand, remove input operand 2.
28894 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28895 (memory_barrier): Expand as unspec instead of unspec_volatile.
28896 Remove mem:BLK from insn operands. Use Pmode scratch register.
28897 (*memory_barrier): Define as unspec instead of unspec_volatile.
28898 Use (match_dup 0) as input operand.
28900 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28901 Remove mem:BLK from insn operands. Use Pmode scratch register.
28902 Set volatile flag on operand 0.
28903 (*memory_barrier): New insn pattern.
28905 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28907 (*memory_barrier): Use (match_dup 0) as input operand.
28909 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28910 Remove mem:BLK from insn operands. Use Pmode scratch register.
28911 Set volatile flag on operand 0.
28912 (*mb_internal): New insn pattern.
28914 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28916 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28918 PR middle-end/38586
28919 * function.c (struct temp_slot): Move to the section of the file
28920 that deals with temp slots. Remove field 'address'.
28921 (temp_slot_address_table): New hash table of address -> temp slot.
28922 (struct temp_slot_address_entry): New struct, items for the table.
28923 (temp_slot_address_compute_hash, temp_slot_address_hash,
28924 temp_slot_address_eq, insert_temp_slot_address): Support functions
28926 (find_temp_slot_from_address): Rewrite to use the new hash table.
28927 (remove_unused_temp_slot_addresses): Remove addresses of temp
28928 slots that have been made available.
28929 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28930 worker function for remove_unused_temp_slot_addresses.
28931 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28932 Add the temp slot address to the address -> temp slot map.
28933 (update_temp_slot_address): Update via insert_temp_slot_address.
28934 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28935 (pop_temp_slots): Likewise.
28936 (init_temp_slots): Allocate the address -> temp slot map, or empty
28937 the map if it is already allocated.
28938 (prepare_function_start): Initialize temp slot processing.
28940 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28942 PR middle-end/38584
28943 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28944 Calculate the size of all stack vars assuming no packing of stack
28945 vars will happen, replacing a quadratic algorithm with a linear one.
28947 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28950 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28953 2009-01-03 Diego Novillo <dnovillo@google.com>
28955 * doc/contrib.texi: Update contributions.
28957 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28960 * builtins.c (fold_builtin_memory_op): Give up if either operand
28961 is volatile. Set srctype or desttype to non-qualified version
28965 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28966 and FUNCTION_DECLs.
28968 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28970 PR rtl-optimization/35805
28971 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28972 problem if fast dce is able to remove any instructions.
28973 * dce.c (dce_process_block): Fix dump message.
28975 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28978 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28980 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28982 PR middle-end/38690
28983 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28984 * tree-pretty-print.c (op_code_prio): New function.
28985 (op_prio): No longer static. Use op_code_prio.
28986 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28987 Use op_prio and op_code_prio to determine if () should be
28988 printed around operand(s) or not.
28990 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28991 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28992 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28993 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28994 pp_character instead of pp_string for single letter printing.
28996 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28998 * doc/extend.texi: Fix '#pragma GCC option' typo.
29000 2009-01-02 Richard Guenther <rguenther@suse.de>
29002 * doc/install.texi (--enable-checking): Mention different
29003 default for stage1.
29004 (--enable-stage1-checking): Document.
29006 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29008 PR middle-end/30142
29009 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29010 case to be an error.
29012 2009-01-02 Ben Elliston <bje@au.ibm.com>
29014 * config/fp-bit.h (pack_d): Constify argument.
29015 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29016 (isnan): Constify argument.
29018 (iszero): Likewise.
29019 (pack_d): Likewise.
29020 (_fpadd_parts): Constify return type.
29021 (_fpmul_parts): Likewise.
29022 (_fpdiv_parts): Likewise.
29024 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29027 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29028 warn about overwriting initializer with side-effects or
29029 -Woverride-init if !IMPLICIT.
29030 (output_init_element): Likewise. Pass IMPLICIT down to
29032 (process_init_element): Add IMPLICIT argument. Pass it down
29033 to output_init_element.
29034 (push_init_element, pop_init_level, set_designator): Adjust
29035 process_init_element callers.
29036 (set_nonincremental_init, set_nonincremental_init_from_string):
29037 Adjust add_pending_init callers.
29038 (output_pending_init_elements): Adjust output_init_element callers.
29039 * c-tree.h (process_init_element): Adjust prototype.
29040 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29041 process_init_element callers.
29044 Copyright (C) 2009 Free Software Foundation, Inc.
29046 Copying and distribution of this file, with or without modification,
29047 are permitted in any medium without royalty provided the copyright
29048 notice and this notice are preserved.