1 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * pa.md (casesi): Use sign extended index in call to
6 (casesi64p): Update pattern to reflect above.
8 2009-10-15 Steve Ellcey <sje@cup.hp.com>
10 PR rtl-optimization/41697
11 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
13 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
16 * config/rs6000/predicates.md: Update copyright year.
17 * config/rs6000/altivec.md: Ditto.
19 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
20 (MD_INCLUDES): Add a2.md.
22 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
23 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
24 (builtin_classify): New static vector to classify various builtins
25 to get the tree attributes correct.
26 (def_builtin): Set the attributes of builtins based on what the
27 builtin does (i.e. memory operation, floating point, saturation
28 need special attributes, others are pure functions).
30 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
32 (enum rs6000_builtins): Include rs6000-builtin.def to define the
33 builtins. Change the end marker to MAX_RS6000_BUILTINS from
35 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
38 * config/rs6000/rs6000-builtin.def: New file that combines the
39 builtin enumeration name and attributes.
41 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
43 * config/i386/linux.h (ASM_SPEC): Add --32.
45 2009-10-15 Jakub Jelinek <jakub@redhat.com>
47 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
48 and DW_TAG_template_alias.
49 (dwarf_attr_name): Handle DW_AT_main_subprogram,
50 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
51 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
52 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
53 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
54 and DW_AT_GNU_odr_signature.
55 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
56 DW_FORM_flag_present and DW_FORM_ref_sig8.
57 (output_signature): Only print name on the first byte.
58 (output_die): Likewise for dw_val_class_data8.
60 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
62 * doc/invoke.texi: Clarify that most optimizations are not enabled
65 2009-10-15 Richard Guenther <rguenther@suse.de>
68 * gimple.c (compare_type_names_p): Handle anonymous names
69 differently based on new mode argument.
70 (gimple_types_compatible_p): For structs also compare the tags.
71 (iterative_hash_type_name): Rename to ...
72 (iterative_hash_name): ... this. Hash all names.
73 (iterative_hash_gimple_type): Fix hashing the struct tag of
74 pointer targets. Hash field decl names.
76 2009-10-15 Richard Guenther <rguenther@suse.de>
79 * gimple.c (gimple_get_alias_set): Avoid recursing on
80 invalid type topology.
82 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
84 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
86 2009-10-15 Richard Guenther <rguenther@suse.de>
88 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
90 2009-10-15 Jakub Jelinek <jakub@redhat.com>
92 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
93 add --with-tune{,-32,-64} configured default for -mtune if explicit
96 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
98 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
101 2009-10-14 DJ Delorie <dj@redhat.com>
103 * config/h8300/h8300.c (F): New.
105 (h8300_emit_stack_adjustment): Call them.
107 (h8300_push_pop): Likewise.
108 (h8300_expand_prologue): Likewise.
109 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
110 (MUST_USE_SJLJ_EXCEPTIONS): Define.
111 (INCOMING_RETURN_ADDR_RTX): Define.
112 (INCOMING_FRAME_SP_OFFSET): Define.
113 (DWARF_CIE_DATA_ALIGNMENT): Define.
115 2009-10-14 Jakub Jelinek <jakub@redhat.com>
117 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
118 fields in builtin structs.
119 (finalize_record_size): Likewise.
121 2009-10-14 Richard Guenther <rguenther@suse.de>
123 * gimple.c (gtc_ob): New global.
124 (struct type_pair_d): Replace pointers with type UIDs.
125 (type_pair_hash): Adjust.
126 (type_pair_eq): Likewise.
127 (lookup_type_pair): Likewise. Allocate from an obstack.
128 (gimple_force_type_merge): Adjust.
129 (gimple_types_compatible_p): Likewise.
130 (free_gimple_type_tables): Free the obstack.
132 2009-10-14 Jakub Jelinek <jakub@redhat.com>
134 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
135 stmts setting DEBUG_EXPR_DECLs.
137 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
138 Don't crash if mode1 is VOIDmode.
140 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
142 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
143 * params.h (IRA_LOOP_RESERVED_REGS): New
144 * tree-pass.h (pass_subregs_of_mode_init,
145 pass_subregs_of_mode_finish): Remove.
146 * passes.c (pass_subregs_of_mode_init,
147 pass_subregs_of_mode_finish): Remove.
148 (pass_reginfo_init): Move before loop optimizations.
149 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
150 * common.opt (fira-loop-pressure): New.
151 * toplev.h (flag_ira_loop_pressure): New.
152 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
154 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
155 Make external and void type functions.
156 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
157 pass_subregs_of_mode_finish): Remove.
158 * ira-costs.c (init_costs): Call init_subregs_of_mode.
159 * regmove.c: Include ira.h.
160 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
161 register pressure calculation in loops.
162 * loop-invariant.c: Include REGS_H and ira.h.
163 (struct loop_data): New members max_reg_pressure, regs_ref, and
165 (struct invariant): New member orig_regno.
166 (curr_loop): New variable.
167 (find_exits): Initialize regs_ref and regs_live.
168 (create_new_invariant): Initialize orig_regno.
169 (get_cover_class_and_nregs): New.
170 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
171 array. Add code for flag_ira_loop_pressure.
172 (gain_for_invariant): Make new_regs an array. Add code for
173 flag_ira_loop_pressure.
174 (best_gain_for_invariant): Ditto.
175 (set_move_mark): New parameter gain. Use it for debugging output.
176 (find_invariants_to_move): Make regs_needed and new_regs an array.
177 Add code for flag_ira_loop_pressure.
178 (move_invariant_reg): Set up orig_regno.
179 (move_invariants): Set up reg classes for pseudos for
180 flag_ira_loop_pressure.
181 (free_loop_data): Clear regs_ref and regs_live.
182 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
183 get_regno_cover_class, change_pressure, mark_regno_live,
184 mark_regno_death, mark_reg_store, mark_reg_clobber,
185 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
186 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
187 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
188 register pressure calculation in loops if new regs were added.
189 Call finish_subregs_of_mode.
190 * opts.c (decode_options): Set up flag_ira_loop_pressure.
191 * Makefile.in (loop-invariant.o): Add ira.h.
193 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
195 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
197 2009-10-14 Richard Guenther <rguenther@suse.de>
199 * lto-symtab.c (lto_symtab_compatible): Fold in ...
200 (lto_symtab_merge): ... here. Rewrite both to take the
201 prevailing and a to-be-merged entry and to queue diagnostics
203 (lto_symtab_resolve_replaceable_p): New predicate for
205 (lto_symtab_resolve_can_prevail_p): Likewise.
206 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
207 handles merging commons by choosing the largest decl. Fold
208 in code that gives ODR errors.
209 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
211 (lto_symtab_merge_decls_1): Re-structure. Deal with the
212 case of no prevailing decl here. Diagnose mismatches
213 in object types here. Drop all but the prevailing decls.
214 (lto_symtab_prevailing_decl): Return the single prevailing decl.
215 * lto-streamer-in.c (lto_input_tree_ref): Deal with
216 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
218 2009-10-14 Richard Guenther <rguenther@suse.de>
221 * lto-streamer-in.c (input_bb): Replace debug stmts with
222 nops instead of dropping them.
224 2009-10-14 Nick Clifton <nickc@redhat.com>
226 * gcc/doc/extended.texi: Replace the dash character with
227 @minus{} in situations where it is being used as a minus
229 * gcc/doc/tm.texi: Likewise.
230 * gcc/doc/md.texi: Likewise.
232 2009-10-14 Jakub Jelinek <jakub@redhat.com>
234 PR preprocessor/41543
235 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
236 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
237 * tree.c: Include intl.h.
238 (expand_location): Handle BUILTINS_LOCATION.
239 * Makefile.in (tree.o): Depend on intl.h.
242 * dwarf2out.c (dwarf2out_var_location): Always clear
243 last_postcall_label when changing last_label.
245 2009-10-14 Pascal Obry <obry@adacore.com>
247 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
248 (process_command): Handle -E as done with -c and -S. Do not add
249 the target executable suffix to the output file when -E is used.
250 (main): Adjust error message accordingly.
252 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
258 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
260 (tree_code_size): Likewise.
262 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
264 * builtins.c (fold_builtin_1): Support complex "arc" functions.
265 * real.h (HAVE_mpc_arc): Define.
267 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
269 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
270 (struct builtin_description): Add fndecl field.
271 (bdesc): Remove const qualifier. Update initializer.
272 (sh_media_init_builtins): Remove const qualifier for d. Record
273 the result of add_builtin_function to the fndecl field.
274 (sh_builtin_decl): New.
275 (sh_media_builtin_decl): New.
277 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
280 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
281 requests between special registers.
283 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
285 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
287 2009-10-13 Richard Henderson <rth@redhat.com>
289 PR tree-optimization/41377
290 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
291 (cleanup_empty_eh_merge_phis): New change_region parameter;
292 pass it on to redirect_eh_edge_1. Update callers.
293 (cleanup_empty_eh_unsplit): Don't require an existing EH label
294 at the destination block.
296 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
298 * passes.c (register_pass): Replaced gcc_unreachable by
299 fatal_error on failure. Mentions plugins in comments & messages.
301 2009-10-13 Jakub Jelinek <jakub@redhat.com>
304 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
305 * sched-vis.c (print_value): Use it.
306 * cselib.c (cselib_hash_rtx): Likewise.
307 * print-rtl.c (print_rtx): Likewise.
308 * cfgexpand.c (expand_debug_rtx): Likewise.
309 * var-tracking.c (vt_expand_loc_callback): Likewise.
311 2009-10-13 Richard Guenther <rguenther@suse.de>
314 * opts.c (handle_option): Split out code to handle setting
315 the options flag var ...
316 (set_option): ... here.
317 * opts.h (set_option): Declare.
318 * lto-opts.c (register_user_option_p): Include -fexceptions
319 and all position independent code variants.
320 (handle_common_option): Remove.
321 (lto_reissue_options): Use set_option.
323 2009-10-13 Martin Jambor <mjambor@suse.cz>
325 PR tree-optimization/41661
326 * ipa-prop.c (compute_complex_pass_through): Allow only operations
327 that are tcc_comparisons or do not change the type in any
329 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
330 folding tcc_comparison operations.
332 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
334 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
337 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
343 * tree.def (DEBUG_EXPR_DECL): New.
344 * rtl.def (DEBUG_EXPR): New.
345 * gengtype.c (adjust_field_rtx_def): Handle it.
346 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
347 (insert_debug_temp_for_var_def): ... this. Drop support for
348 moving. Take iterator for def stmt; insert debug stmt before it.
349 Scan early for use count and kind in debug stmts.
350 (propagate_defs_into_debug_stmts): Rename to...
351 (insert_debug_temps_for_defs): ... this. Likewise.
352 * tree.h (DEBUG_TEMP_UID): New.
353 * tree.c (next_debug_decl_uid): New.
354 (make_node_stat): Count debug decls separately.
355 (copy_node_stat): Likewise.
356 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
357 * var-tracking.c (dv_is_decl_p): Recognize it.
358 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
359 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
360 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
361 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
362 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
363 (cselib_hash_rtx): Likewise.
364 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
365 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
367 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
368 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
369 * rtl.c (copy_rtx): Likewise.
370 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
371 * print-rtl.c (print_rtx): Likewise.
372 * sched-vis.c (print_value): Likewise.
373 (print_insn): Handle DEBUG_EXPR_DECL.
374 * tree-dump.c (dequeue_and_dump): Likewise.
375 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
376 * gimple-iterator (gsi_replace): Check for same lhs.
377 (gsi_remove): Insert debug temps.
378 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
379 (move_computations_stmt): Drop explicit propagation into debug stmts.
380 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
381 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
382 * tree-ssa-sink.c (statement_sink_location): Likewise.
383 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
384 * tree-ssanames.c (release_ssa_name): Adjust for rename.
385 * tree-flow.h: Likewise.
386 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
387 debug temps without values.
388 (eliminate_unnecessary_stmts): Don't discard just-inserted
391 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
394 * config/cris/cris.md (andu): Check that operand 1 is one of the
395 general registers. Fix typo in head comment.
397 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
399 * config/i386/i386.md (vswapmov): New.
400 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
401 (ix86_function_ms_hook_prologue): New.
402 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
403 * configure.ac: Test for swap suffix support in as.
404 * configure: Rebuild.
406 2009-10-12 Jakub Jelinek <jakub@redhat.com>
409 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
410 paradoxical subregs to prevent partial register stalls if the inner
411 mode is integer mode.
413 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
417 2009-10-12 Dodji Seketeli <dodji@redhat.com>
420 * gcc/dwarf2out.c (template_parameter_pack_die,
421 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
423 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
426 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
428 (maybe_register_def): Likewise. Take stmt iterator.
429 (rewrite_update_stmt): Take stmt iterator and pass it on.
430 (rewrite_update_enter_block): Pass stmt iterator.
432 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
434 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
435 (spu_builtin_decl): New function.
437 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
439 * config/i386/i386.md (SWIM): New mode iterator.
440 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
441 using SWIM mode iterator.
442 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
443 patterns using SWI48 mode iterator.
444 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
445 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
446 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
447 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
448 patterns using SWI248 mode iterator.
449 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
450 gen_x86_movdicc_0_m1_rex64 for renamed function
452 2009-10-11 Jose Ruiz <ruiz@adacore.com>
453 Eric Botcazou <ebotcazou@adacore.com>
456 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
457 * config/sparc/sol2-unwind.h: New file.
459 2009-10-11 Olivier Hainque <hainque@adacore.com>
460 Eric Botcazou <ebotcazou@adacore.com>
463 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
464 * config/i386/sol2-unwind.h: New file.
466 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
469 * config/i386/i386.md (addsi_1_zext): Get the proper second
472 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
474 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
475 all OLD_RTXes, not just REGs. Use copy_rtx to create the
478 2009-10-11 Richard Guenther <rguenther@suse.de>
480 * gimple.c (iterative_hash_type_name): Do not handle special
483 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
485 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
486 (*setcc_si_1_and): Ditto.
487 (*setcc_si_1_movzbl): Ditto.
488 (*setcc_<mode>_2): Ditto.
489 (*setcc_qi): Rename from *setcc_1.
490 (*setcc_qi_slp): Rename from *setcc_2.
492 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
493 (*zero_extendqisi2_movzbw_and splitter): Ditto.
495 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
496 "if" condition, there is already assert with reload_completed present.
498 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
500 * plugin.c (try_init_one_plugin): Improve constness of variable err.
502 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
504 * doc/install.texi (Final install): Refer to
505 http://gcc.gnu.org/bugs/ for bug reporting.
507 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
509 * configure.ac: Add test for dci instruction.
510 * configure: Regenerate.
511 * config.in: Likewise.
512 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
513 * doc/invoke.texi: Add cpu_type 476 and 476fp.
514 (-mmulhw): Add 476 to description.
516 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
517 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
518 (processor_target_table): Add 476 and 476fp entries.
519 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
520 (rs6000_issue_rate): Add CPU_PPC476.
521 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
522 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
523 (processor_type): Add PROCESSOR_PPC476.
524 (EXTRA_SPECS): Add asm_cpu_476 string.
525 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
526 (define_attr "cpu"): Add ppc476.
528 Update comments for 476.
529 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
530 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
531 Update copyright year.
532 * config/rs6000/476.md: New file.
533 * config/rs6000/40x.md: Add description for "isel" attribute.
534 Update copyright year.
535 * config/rs6000/440.md: Likewise.
536 * config/rs6000/603.md: Likewise.
537 * config/rs6000/6xx.md: Likewise.
538 * config/rs6000/7450.md: Likewise.
539 * config/rs6000/7xx.md: Likewise.
540 * config/rs6000/8540.md: Likewise.
541 * config/rs6000/cell.md: Likewise.
542 * config/rs6000/e300c2c3.md: Likewise.
543 * config/rs6000/e500mc.md: Likewise.
544 * config/rs6000/mpc.md: Likewise.
545 * config/rs6000/power4.md: Likewise.
546 * config/rs6000/power5.md: Likewise.
547 * config/rs6000/power6.md: Likewise.
548 * config/rs6000/power7.md: Likewise.
549 * config/rs6000/rios1.md: Likewise.
550 * config/rs6000/rios2.md: Likewise.
551 * config/rs6000/rs64.md: Likewise.
553 2009-10-10 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/41654
556 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
557 a cond expr before calling gimple_cond_set_condition_from_tree.
558 (ifcombine_iforif): Likewise.
560 2009-10-09 Ian Lance Taylor <iant@google.com>
562 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
563 * configure: Rebuild.
565 2009-10-09 Neil Vachharajani <nvachhar@google.com>
567 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
570 2009-10-09 Richard Guenther <rguenther@suse.de>
573 * target-def.h (TARGET_BUILTIN_DECL): Define.
574 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
575 * target.h (struct gcc_target): Add builtin_decl target hook.
576 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
577 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
579 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
581 (lto_output_builtin_tree): Sorry if the target does not support
582 streaming target builtins.
583 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
584 (rs6000_builtin_decl): New function.
585 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
586 (ix86_builtin_decl): New function.
588 2009-10-09 Jakub Jelinek <jakub@redhat.com>
590 PR preprocessor/41445
591 * c-ppoutput.c (do_line_change): New function.
592 (cb_line_change): Use it.
593 (scan_translation_unit): Call do_line_change if
594 avoid_paste or PREV_WHITE and token location is on a different line
598 * dwarf2out.c (dwarf2out_init): Test whether
599 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
602 PR rtl-optimization/41646
603 * calls.c (expand_call): For BLKmode types returned in registers
604 avoid likely spilled hard regs in copy_blkmode_from_reg generated
607 2009-10-09 Richard Guenther <rguenther@suse.de>
609 PR tree-optimization/41634
610 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
611 we remove the correct elements.
612 (optimize_stmt): Make sure to update stmt operands before
613 optimizing redundancies.
615 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
617 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
619 2009-10-09 Richard Guenther <rguenther@suse.de>
622 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
624 (lto_wrapper_exit): New function.
626 (fatal_perror): Likewise.
627 (fork_execute): Use global args_name, do not free it.
628 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
629 * lto-streamer.h: Remove duplicate prototypes.
631 2009-10-09 Richard Guenther <rguenther@suse.de>
633 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
634 before calling stmt_can_throw_external.
636 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
638 PR tree-optimization/40071
639 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
640 pointer if the original data reference doesn't conflict with the
641 created vector data reference. Fix long line.
643 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.md (any_div): New code iterator.
646 (u): Handle div and udiv.
648 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
650 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
651 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
652 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
653 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
655 2009-10-08 Joseph Myers <joseph@codesourcery.com>
657 * gcc.c (main): Remove trailing "." from diagnostics.
659 2009-10-08 Cary Coutant <ccoutant@google.com>
661 Add support for debugging with ICF (Identical Code Folding).
662 * calls.c (debug.h): New #include.
663 (emit_call_1): Call virtual_call_token debug hook.
664 * common.opt (-fenable-icf-debug): New option.
665 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
666 locations in the source).
667 (poc_label_num): New variable.
668 (dcall_entry, vcall_entry): New typedefs.
669 (dcall_table, vcall_table): New variables.
670 (struct vcall_insn): New type.
671 (vcall_insn_table): New variable.
672 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
673 (size_of_dcall_table): New function.
674 (output_dcall_table): New function.
675 (size_of_vcall_table): New function.
676 (output_vcall_table): New function.
677 (dwarf2out_direct_call): New function.
678 (vcall_insn_table_hash): New function.
679 (vcall_insn_table_eq): New function.
680 (dwarf2out_virtual_call_token): New function.
681 (dwarf2out_virtual_call): New function.
682 (dwarf2out_init): Allocate new tables and sections.
683 (prune_unused_types): Mark DIEs referenced from direct call table.
684 (dwarf2out_finish): Output direct and virtual call tables.
685 * final.c (final_scan_insn): Call direct_call and virtual_call
687 * debug.h (struct gcc_debug_hooks): Add direct_call,
688 virtual_call_token, virtual_call hooks.
689 (debug_nothing_uid): New function.
690 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
691 (debug_nothing_uid): New function.
692 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
693 (xcoff_debug_hooks): Likewise.
694 * sdbout.c (sdb_debug_hooks): Likewise.
695 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
696 * doc/invoke.texi (-fenable-icf-debug): New option.
698 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
701 * regmove.c (regmove_backward_pass): Replace src with dst in the
702 debug insn, and check for dst before rather than after.
704 2009-10-08 Janis Johnson <janis187@us.ibm.com>
706 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
707 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
709 2009-10-08 Jan Hubicka <jh@suse.cz>
712 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
713 do not mark cgraph nodes as needed.
714 (record_references_in_initializer): Add new only_vars parameter.
715 * cgraph.h (record_references_in_initializer): New parameter.
716 * varasm.c (assemble_variable): Update call.
717 * varpool.c (varpool_analyze_pending_decls): Always look for
720 2009-10-08 Anatoly Sokolov <aesok@post.ru>
722 * config/avr/avr.c (last_insn_address) Remove variable.
723 (expand_prologue): Don't initialise last_insn_address variable.
724 (final_prescan_insn): Don't output insn size.
725 * config/avr/avr.opt (msize): Remove switch.
726 * doc/invoke.texi (AVR Options): Remove documentation of -msize
729 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
731 * combine.c (label_tick_ebb_start): Fix comment.
732 (combine_instructions): Set label_tick and label_tick_ebb_start before
733 calling setup_incoming_promotions. Start them from 1. Increment
734 label_tick instead of deriving it from the BB index. Rather than
735 comparing ticks use the block from the previous iteration to decide
736 whether to start a new EBB. Remove empty lines before function.
738 2009-10-08 Michael Matz <matz@suse.de>
741 * builtins.c (fold_builtin_isascii): Use fold_build2.
742 (fold_builtin_isdigit): Ditto.
743 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
744 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
745 remove_useless_stmts_cond, remove_useless_stmts_tf,
746 remove_useless_stmts_tc, remove_useless_stmts_bind,
747 remove_useless_stmts_goto, remove_useless_stmts_label,
748 remove_useless_stmts_1, remove_useless_stmts,
749 pass_remove_useless_stmts): Remove.
750 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
751 * passes.c (init_optimization_passes): Don't add
752 pass_remove_useless_stmts.
753 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
754 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
756 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
757 for static constants.
758 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
759 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
761 2009-10-08 Richard Guenther <rguenther@suse.de>
763 * gimple.c (free_gimple_type_tables): New function.
764 * gimple.h (free_gimple_type_tables): Declare.
766 2009-10-07 Mark Heffernan <meheff@google.com>
768 * ipa-prop.c (ipa_print_node_params) Only print
769 names of named arguments.
771 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
773 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
774 being statically linked.
776 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
778 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
780 2009-10-08 Jan Hubicka <jh@suse.cz>
783 * ipa.c (cgraph_externally_visible_p,
784 function_and_variable_visibility,
785 whole_program_function_and_variable_visibility): Skip non-finalized
788 2009-10-08 Nick Clifton <nickc@redhat.com>
790 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
793 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
796 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
798 2009-10-07 Joseph Myers <joseph@codesourcery.com>
801 * c-common.c (c_fully_fold_internal): Strip nops from the result
802 of recursive calls to c_fully_fold_internal.
803 (c_wrap_maybe_const): New.
804 (c_save_expr): Use c_wrap_maybe_const.
805 * c-common.h (c_wrap_maybe_const): Declare.
806 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
807 build_binary_op): Use c_wrap_maybe_const.
809 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
811 * real.c: Fix comment to reflect actual exponent size.
813 2009-10-08 Ben Elliston <bje@au.ibm.com>
815 * config/rs6000/a2.md: Add FSF comment header.
817 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
819 * config/i386/i386.md (any_extend): New code iterator.
820 (u, s): New code attributes.
822 (DWIH): Rewrite as code iterator for SI and DI modes.
823 (DWI): Rewrite as mode attribute.
824 (dwi): New mode attribute.
825 (di): Depend on SI mode and DI mode.
826 (doubleint_general_operand): Remove mode attribute.
828 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
831 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
832 (*sub<mode>3_doubleword): Ditto.
834 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
835 using SWIM248 mode iterator.
836 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
837 using SWI48 mode iterator.
838 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
839 patterns using DWIH mode iterator and any_extend code iterator.
840 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
841 using any_extend code iterator.
842 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
843 patterns using DWIH mode iterator and any_extend code iterator.
844 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
845 using any_extend code iterator.
846 (<s>mul<mode>3_highpart): Macroize expander from
847 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
848 and any_extend code iterator.
849 (*<s>muldi3_highpart_1): Macroize insn from
850 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
851 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
852 patterns using any_extend code iterator.
853 (*<s>mulsi3_highpart_zext): Macroize insn from
854 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
856 2009-10-07 Jakub Jelinek <jakub@redhat.com>
858 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
859 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
860 refering to a DIE with DW_AT_const_value.
862 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
865 * ira-lives.c (check_and_make_def_conflict): Process all operands.
867 2009-10-06 Jan Hubicka <jh@suse.cz>
869 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
872 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
874 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
875 *lea_2_rex64): Move before *add<mode>_1 pattern.
877 2009-10-07 Jan Hubicka <jh@suse.cz>
879 * collect2.c (main): Add -fno-whole-program.
880 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
882 2009-10-07 Jan Hubicka <jh@suse.cz>
884 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
885 has no address taken.
886 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
888 (cgraph_clone_node): Clear externally_visible flag for clones.
889 * cgraph.h (cgraph_only_called_directly_p,
890 cgraph_can_remove_if_no_direct_calls_p): New predicates.
891 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
892 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
893 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
894 ipcp_insert_stage): Likwise.
895 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
896 externally_visible flag.
897 (verify_cgraph_node): Verify that inline clones look right.
898 (process_function_and_variable_attributes): Do not set
899 externally_visible flags.
900 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
902 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
904 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
905 clear externally_visible when turning into inline clones
906 (cgraph_mark_inline_edge): Use new predicates.
907 (cgraph_estimate_growth): Likewise.
908 (cgraph_decide_inlining): Likewise.
909 * ipa.c (cgraph_postorder): Likewise.
910 (cgraph_remove_unreachable_nodes): Likewise; sanity check
911 that inline clones are not needed.
912 (cgraph_externally_visible_p): New predicate.
913 (function_and_variable_visibility): Add whole_program parameter;
914 always set externally_visible flag; handle COMDAT function
916 (local_function_and_variable_visibility): New function.
917 (gate_whole_program_function_and_variable_visibility): New function.
918 (whole_program_function_and_variable_visibility): New function.
919 (pass_ipa_whole_program_visibility): New function.
920 * passes.c (init_optimization_passes): Add whole program visibility
922 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
923 not care about needed/reachable flags.
924 * varpool.c: Include flags.h
925 (decide_is_variable_needed): When doing LTO assume whole-program mode.
926 (varpool_finalize_decl): When we are in LTO read-back, all variables
928 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
930 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
932 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
935 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
937 * config.gcc: Don't include the makefile fragments intended for
939 * config/s390/fixdfdi.h: File removed.
940 * config/s390/libgcc-glibc.ver: File removed.
941 * config/s390/s390.h: Remove the fixdfdi.h hack.
942 * config/s390/t-crtstuff: File moved to libgcc dir.
943 * config/s390/t-linux: Likewise.
944 * config/s390/t-tpf: libgcc specific parts removed.
945 * config/s390/t-linux64: Likewise.
947 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
949 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
950 (lto-compress.o): Likewise.
952 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
955 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
956 dllexport to class members here.
957 (i386_pe_determine_dllimport_p): Only check static class data for
959 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
960 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
961 functions for vague linkage.
962 (i386_pe_type_dllexport_p): Fix formatting.
963 (maybe_add_dllexport) New function.
964 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
967 2009-10-07 Ben Elliston <bje@au.ibm.com>
969 * config/rs6000/a2.md: Remove duplicated lines.
971 2009-10-07 Ben Elliston <bje@au.ibm.com>
973 * config.gcc (powerpc*-*-*): Handle a2.
974 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
975 * config/rs6000/a2.md: New file.
976 * config/rs6000/rs6000.opt (mno-update): New.
977 (mupdate): Return to using a mask, not a var.
978 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
979 (enum processor_type): Add PROCESSOR_PPCA2.
980 * config/rs6000/rs6000.c (ppca2_cost): New costs.
981 (rs6000_override_options): Add "a2" to processor_target_table.
982 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
983 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
985 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
987 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
988 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
989 reference to nonexistent gen_truncxfxf2 function.
991 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
993 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
994 (DWIH, g, di, doubleint_general_operand): New mode attributes.
995 (general_operand): Handle TI mode.
996 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
997 using SDWIM mode iterator.
998 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
999 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1000 using DWI mode iterator.
1001 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1002 patterns using SWI mode iterator.
1003 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1004 using SWI48 mode iterator.
1005 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1006 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1007 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1008 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1009 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1010 using SDWIM mode iterator.
1011 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1012 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1013 using DWI mode iterator.
1014 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1015 patterns using SWI mode iterator.
1016 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1017 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1018 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1019 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1020 patterns using plusminus code iterator.
1021 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1022 sub<mode>3 patterns using plusminus code iterator.
1023 * config/i386/i386.c (override_options): Update the call to
1024 gen_subdi_carry_rex64 for renamed function.
1025 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1026 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1027 calls to instruction expanders.
1029 2009-10-06 Martin Jambor <mjambor@suse.cz>
1032 * opts.c (decode_options): Run IPA-SRA at -O2.
1034 2009-10-06 Richard Guenther <rguenther@suse.de>
1036 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1038 2009-10-06 Tobias Burnus <burnus@net-b.de>
1041 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1042 -flto and -fwhole-program flags can be combined.
1044 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1047 * gcc.c (process_command): Check that -o argument was specified.
1049 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1051 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1053 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1055 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1056 * doc/invoke.texi (Warning Options): Annotate allowed languages
1057 for -Wunsuffixed-float-constants.
1059 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1061 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1062 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1063 same name and isn't the main variant.
1066 * dwarf2out.c (loc_by_reference): Removed.
1067 (dw_loc_list_1): New function.
1068 (dw_loc_list): Remove toplev argument, add want_address argument.
1069 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1070 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1071 want_address == 2 to dw_loc_list. For successful dw_loc_list
1072 set have_address to 1 only if want_address is not 0.
1074 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1076 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1077 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1078 a code block followed by two pointers.
1079 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1080 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1081 (MIPS_MOVE): Likewise.
1082 (MIPS_LUI): Likewise.
1083 (MIPS_JR): Likewise.
1084 (MIPS_BAL): Likewise.
1085 (MIPS_NOP): Likewise.
1086 (mips_asm_trampoline_template): Delete.
1087 (mips_trampoline_code_size): New function.
1088 (mips_trampoline_init): Add shorter sequences for all cases
1089 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1090 Calculate the opcodes directly, rather than copying from a template.
1091 Only flush the code part of the trampoline.
1092 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1094 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1096 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1097 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1098 (INCOMING_RETURN_ADDR_RTX): Likewise.
1099 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1101 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1102 with RETURN_ADDR_REGNUM.
1103 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1104 * config/mips/mips.c (mips16_build_call_stub): Replace
1105 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1106 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1107 (mips_print_operand_punctuation): Likewise.
1108 (mips_frame_set): Likewise.
1109 (mips16e_output_save_restore): Likewise.
1110 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1111 (mips_save_reg_p): Likewise.
1112 (mips_return_addr): Likewise.
1113 (mips_set_return_address): Likewise.
1114 (mips_direct_save_slot_move_p): Likewise.
1115 (mips_output_function_prologue): Likewise.
1116 (mips_restore_reg): Likewise.
1117 (mips_expand_epilogue): Likewise.
1118 (mips_epilogue_uses): Likewise.
1119 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1120 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1121 (clear_hazard_<mode>): Likewise.
1122 (call_internal): Likewise.
1123 (call_internal_direct): Likewise.
1124 (call_direct_split): Likewise.
1125 (call_value_internal): Likewise.
1126 (call_value_split): Likewise.
1127 (call_value_internal_direct): Likewise.
1128 (call_value_direct_split): Likewise.
1129 (call_value_multiple_internal): Likewise.
1130 (call_value_multiple_split): Likewise.
1132 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1133 Jakub Jelinek <jakub@redhat.com>
1135 PR rtl-optimization/41511
1136 * combine.c (record_value_for_reg): Pass explicit values as argument
1137 to get_last_value_validate.
1138 (get_last_value_validate): Document INSN parameter.
1139 For non-readonly MEMs, assume they might have been modified if INSN
1140 was in another basic block.
1141 (get_last_value): Minor reformatting.
1143 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1146 * final.c (asm_str_count): Split out from asm_insn_count.
1147 * rtl.h (asm_str_count): New prototype.
1148 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1151 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1153 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1155 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1156 Rafael Espindola <espindola@google.com>
1158 * gengtype.c (write_types): Moved call to write_func_for_structure
1159 into seperate loops.
1161 2009-10-05 Richard Guenther <rguenther@suse.de>
1164 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1165 (input_cgraph_1): Input toplevel asms.
1167 2009-10-05 Richard Guenther <rguenther@suse.de>
1170 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1171 (external_aggregate_decl_p): Likewise.
1172 (lto_symtab_compatible): Re-structure. Remove dead code.
1173 For variables ignore toplevel qualifiers when comparing types.
1174 Issue warnings, not errors for mismatched user-alignment.
1176 2009-10-05 Richard Guenther <rguenther@suse.de>
1180 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1181 (struct lto_symtab_identifier_def): Likewise.
1182 (struct lto_symtab_decl_def): Likewise.
1183 (struct lto_symtab_entry_def): New.
1184 (lto_symtab_identifier_t): Rename to ...
1185 (lto_symtab_entry_t): ... this.
1186 (lto_symtab_decls): Remove.
1187 (lto_symtab_base_hash): Rename to ...
1188 (lto_symtab_entry_hash): ... this.
1189 (lto_symtab_base_eq): Rename to ...
1190 (lto_symtab_entry_eq): ... this.
1191 (lto_symtab_base_marked_p): Rename to ...
1192 (lto_symtab_entry_marked_p): ... this.
1193 (lto_symtab_identifier_marked_p): Remove.
1194 (lto_symtab_decl_marked_p): Likewise.
1195 (lto_symtab_maybe_init_hash_tables): Rename to ...
1196 (lto_symtab_maybe_init_hash_table): ... this.
1197 (lto_symtab_set_resolution_and_file_data): Remove.
1198 (lto_symtab_register_decl): New function.
1199 (lto_symtab_get_identifier): Remove.
1200 (lto_symtab_get): New function.
1201 (lto_symtab_get_resolution): Adjust.
1202 (lto_symtab_get_identifier_decl): Remove.
1203 (lto_symtab_set_identifier_decl): Likewise.
1204 (lto_symtab_merge_decl): Rename to ...
1205 (lto_symtab_merge): ... this. Rewrite.
1206 (lto_symtab_merge_var): Remove.
1207 (lto_symtab_merge_fn): Likewise.
1208 (lto_symtab_prevailing_decl): Adjust.
1209 (lto_cgraph_replace_node): New function.
1210 (lto_symtab_merge_decls_2): Likewise.
1211 (lto_symtab_merge_decls_1): Likewise.
1212 (lto_symtab_fixup_var_decls): Likewise.
1213 (lto_symtab_resolve_symbols): Likewise.
1214 (lto_symtab_merge_decls): Likewise.
1215 (lto_symtab_prevailing_decl): Adjust.
1216 (lto_symtab_get_symtab_def): Remove.
1217 (lto_symtab_get_file_data): Likewise.
1218 (lto_symtab_clear_resolution): Adjust.
1219 (lto_symtab_clear_resolution): Likewise.
1220 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1221 (input_cgraph_1): Likewise.
1222 * lto-streamer-in.c (get_resolution): Do not provide fake
1223 symbol resolutions here.
1224 (deferred_global_decls): Remove.
1225 (lto_register_deferred_decls_in_symtab): Likewise.
1226 (lto_register_var_decl_in_symtab): Change signature, register
1227 variable via lto_symtab_register_decl.
1228 (lto_register_function_decl_in_symtab): Likewise.
1229 (lto_read_tree): Adjust.
1230 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1231 (lto_symtab_merge_var): Likewise.
1232 (lto_symtab_merge_fn): Likewise.
1233 (lto_symtab_register_decl): Declare.
1234 (lto_symtab_merge_decls): Likewise.
1236 2009-10-05 Richard Guenther <rguenther@suse.de>
1238 PR tree-optimization/23821
1239 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1240 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1241 simple IV increments.
1243 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1245 * config/arm/arm.c (arm_override_options): Really initialize
1246 flag_dwarf2_cfi_asm to 0.
1248 2009-10-05 Doug Kwan <dougkwan@google.com>
1250 PR rtl-optimization/41574
1251 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1252 floating point and we are not doing unsafe math optimizations.
1254 2009-10-03 Simon Baldwin <simonb@google.com>
1255 Cary Coutant <ccoutant@google.com>
1256 Rafael Espindola <espindola@google.com>
1257 Richard Guenther <rguenther@suse.de>
1258 Jan Hubicka <jh@suse.cz>
1259 Doug Kwan <dougkwan@google.com>
1260 H.J. Lu <hongjiu.lu@intel.com>
1261 Bill Maddox <maddox@google.com>
1262 Ryan Mansfield <rmansfield@qnx.com>
1263 Diego Novillo <dnovillo@google.com>
1264 Ollie Wild <aaw@google.com>
1265 Kenneth Zadeck <zadeck@naturalbridge.com>
1267 * lto-cgraph.c: New file.
1268 * lto-compress.c: New file.
1269 * lto-compress.h: New file.
1270 * lto-opts.c: New file.
1271 * lto-section-in.c: New file.
1272 * lto-section-out.c: New file.
1273 * lto-streamer-in.c: New file.
1274 * lto-streamer-out.c: New file.
1275 * lto-streamer.c: New file.
1276 * lto-streamer.h: New file.
1277 * lto-symtab.c: New file.
1278 * lto-wpa-fixup.c: New file.
1279 * lto-wrapper.c: New file.
1281 2009-10-03 Simon Baldwin <baldwin@google.com>
1282 Ben Elliston <bje@au.ibm.com>
1283 Rafael Espindola <espindola@google.com>
1284 Nathan Froyd <froydnj@codesourcery.com>
1285 Jan Hubicka <jh@suse.cz>
1286 Doug Kwan <dougkwan@google.com>
1287 Diego Novillo <dnovillo@google.com>
1288 Kenneth Zadeck <zadeck@naturalbridge.com>
1290 * Makefile.in (enable_lto): New.
1291 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1292 (LINKER_PLUGIN_API_H): Define.
1293 (LTO_SYMTAB_H): Define.
1294 (LTO_STREAMER_H): Define.
1295 (TREE_VECTORIZER_H): Define.
1296 (INCLUDES): Add LIBELFINC.
1297 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1298 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1299 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1300 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1301 (native): Add lto-wrapper$(exeext)
1302 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1303 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1304 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1305 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1306 (varasm.o): Add dependency on tree-iterator.h.
1307 (cgraph.o): Add dependency on cif-code.def.
1308 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1309 (ipa-pure-const.o): Likewise.
1310 (GTFILES): Add lto-symtab.c.
1311 (install-lto-wrapper): New.
1312 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1313 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1314 * config.in: Regenerate.
1316 2009-10-03 Rafael Espindola <espindola@google.com>
1317 Diego Novillo <dnovillo@google.com>
1319 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1320 ipa_write_summaries.
1321 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1323 (cgraph_optimize): Make extern.
1325 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1326 Kenneth Zadeck <zadeck@naturalbridge.com>
1328 * toplev.c (in_lto_p): Declare.
1329 * collect2.c (scan_prog_file): Read all the output when reading
1330 information for LTO.
1331 (enum lto_mode_d): Declare.
1333 2009-10-03 Richard Guenther <rguenther@suse.de>
1334 Diego Novillo <dnovillo@google.com>
1336 * gimple.c: Include target.h and alias.h.
1337 (gimple_types): Declare.
1338 (type_hash_cache): Declare.
1339 (gimple_alloc_stat): Make extern.
1340 (gimple_build_eh_must_not_throw): Call
1341 gimple_eh_must_not_throw_set_fndecl.
1342 (struct type_pair_d): Declare.
1343 (type_pair_t): Declare.
1344 (type_pair_hash): New.
1345 (type_pair_eq): New.
1346 (lookup_type_pair): New.
1347 (gimple_force_type_merge): New.
1348 (compare_type_names_p): New.
1349 (compare_field_offset): New.
1350 (gimple_types_compatible_p): New.
1351 (struct sccs): Declare.
1352 (next_dfs_num): Declare.
1353 (iterative_hash_gimple_type): New.
1355 (iterative_hash_type_name): New.
1356 (iterative_hash_gimple_type): New.
1357 (gimple_type_hash): New.
1358 (gimple_type_eq): New.
1359 (gimple_register_type): New.
1360 (print_gimple_types_stats): New.
1361 (gimple_signed_or_unsigned_type): New.
1362 (gimple_unsigned_type): New.
1363 (gimple_signed_type): New.
1364 (gimple_get_alias_set): New.
1365 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1366 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1367 (gimple_force_type_merge): Declare.
1368 (gimple_types_compatible_p): Declare.
1369 (gimple_register_type): Declare.
1370 (print_gimple_types_stats): Declare.
1371 (gimple_unsigned_type): Declare.
1372 (gimple_signed_type): Declare.
1373 (gimple_get_alias_set): Declare.
1374 (gimple_eh_must_not_throw_set_fndecl): New.
1376 2009-10-03 Jan Hubicka <jh@suse.cz>
1377 Kenneth Zadeck <zadeck@naturalbridge.com>
1379 * ipa-pure-const.c: Include lto-streamer.h.
1380 (register_hooks): Factor out of ...
1381 (generate_summary): ... here.
1382 (pure_const_write_summary): New.
1383 (pure_const_read_summary): New.
1384 (pass_ipa_pure_const): Add pure_const_write_summary and
1385 pure_const_read_summary.
1386 * ipa-reference.c: Include lto-streamer.h.
1387 (add_new_function): New.
1388 (remove_node_data): New.
1389 (duplicate_node_data): New.
1390 (ipa_init): Guard against multiple calls.
1391 Move hook setup from analyze_function.
1392 (write_node_summary_p): New.
1393 (ipa_reference_write_summary): New.
1394 (ipa_reference_read_summary): New.
1395 (pass_ipa_reference): Add ipa_reference_write_summary and
1396 ipa_reference_read_summary.
1397 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1398 (struct cgraph_edge): Add fields lto_stmt_uid and
1399 call_stmt_cannot_inline_p.
1400 (cgraph_optimize): Declare.
1401 (cgraph_decide_is_function_needed): Declare.
1402 (reset_inline_failed): Declare.
1403 (enum LTO_cgraph_tags): Declare.
1404 (LTO_cgraph_tag_names): Declare.
1405 (LCC_NOT_FOUND): Define.
1407 2009-10-03 Doug Kwan <dougkwan@google.com>
1408 Rafael Espindola <espindola@google.com>
1409 Jan Hubicka <jh@suse.cz>
1410 Diego Novillo <dnovillo@google.com>
1411 Kenneth Zadeck <zadeck@naturalbridge.com>
1413 * passes.c (all_regular_ipa_passes): New.
1414 (all_ipa_passes): Rename to all_small_ipa_passes.
1415 (init_optimization_passes): Init all_regular_ipa_passes.
1416 * tree-pass.h (all_regular_ipa_passes): New.
1417 (all_ipa_passes): Rename to all_small_ipa_passes.
1418 * passes.c (all_lto_gen_passes): New.
1419 (init_optimization_passes): Initialize all_lto_gen_passes.
1420 (execute_ipa_summary_passes): Make non-static.
1421 (ipa_write_summaries_1): New.
1422 (ipa_write_summaries_2): New.
1423 (ipa_write_summaries): New.
1424 (ipa_write_summaries_of_cgraph_node_set): New.
1425 (ipa_read_summaries_1): New.
1426 (ipa_read_summaries): New.
1427 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1428 (execute_regular_ipa_pass_list): Remove.
1429 (init_optimization_passes): Schedule
1430 pass_rebuild_cgraph_edges and pass_early_inline outside
1431 of pass_all_early_optimizations. Document reason.
1432 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1433 pass_ipa_lto_finish_out): New pass.
1434 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1435 (execute_all_ipa_transforms): New.
1436 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1437 (dump_properties, debug_properties): New.
1438 * tree-optimize.c (gate_all_early_local_passes): Return
1439 false if we are in lto1.
1440 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1441 * tree-pass.h (execute_all_ipa_transforms): Declare.
1442 (pass_ipa_function_and_variable_visibility): Declare.
1443 (pass_ipa_early_inline): Declare.
1444 (pass_ipa_lto_gimple_out): Declare.
1445 (pass_ipa_lto_wpa_fixup): Declare.
1446 (pass_ipa_lto_finish_out): Declare.
1447 (all_small_ipa_passes, all_regular_ipa_passes,
1448 all_lto_gen_passes): Declare.
1449 (execute_ipa_summary_passes): Declare.
1450 (execute_all_ipa_transforms): Declare.
1451 (ipa_write_summaries): Declare
1452 (ipa_write_summaries_of_cgraph_node_set): Declare.
1453 (ipa_read_summaries): Declare.
1455 2009-10-03 Doug Kwan <dougkwan@google.com>
1456 Ollie Wild <aaw@google.com>
1458 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1460 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1461 (lto_mode): New variable.
1462 (maybe_run_lto_and_relink): Handle the -fwpa option.
1463 (main): Handle the -fwpa option.
1464 (maybe_unlink_list): New function.
1465 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1466 * common.opt (flto): New flag.
1467 * toplev.c (flag_generate_lto): Declare.
1469 2009-10-03 Simon Baldwin <simonb@google.com>
1471 * common.opt (flto-compression-level): New flag.
1473 * opts.c: Include lto-opts.h.
1474 (handle_option): Call lto_register_user_option for each
1475 valid option handled.
1476 (decode_options): Clear registered options before the options
1479 2009-10-03 Cary Coutant <ccoutant@google.com>
1481 * collect2.c (is_elf): New function.
1482 (scan_prog_file): Require LTO object to be in ELF format.
1484 2009-10-03 Rafael Espindola <espindola@google.com>
1486 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1487 libgcc to the linker.
1489 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1491 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1492 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1494 * collect2.h (collect_execute): Add flags argument.
1495 * tlink.c (tlink_execute): Update call to collect_execute.
1496 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1497 (use_linker_plugin): New.
1498 (use_linker_plugin_spec_function): New.
1499 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1500 (linker_plugin_file_spec): New.
1501 (lto_wrapper_spec): New.
1502 (lto_gcc_spec): New.
1503 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1504 (static_spec_functions): Add use-linker-plugin.
1505 (process_command): Handle -use-linker-plugin.
1506 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1507 linker_plugin_file_spec and lto_gcc_spec.
1508 (use_linker_plugin_spec_function): New.
1510 2009-10-03 Richard Guenther <rguenther@suse.de>
1514 * tree.h (is_lang_specific): Include LANG_TYPE.
1515 * tree.c (find_decls_types_r): Manually add interesting parts
1516 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1518 * gimple.c (type_pair_hash): Make symmetric.
1519 (type_pair_eq): Likewise.
1520 (lookup_type_pair): Increase initial hashtable size.
1521 (gimple_force_type_merge): Rely on type-pair symmetry.
1522 (visit): Remove excessive checking code.
1523 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1524 (gimple_register_type): Remove getenv calls, shrink initial
1528 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1529 inline functions if not generating lto output.
1532 * toplev.c (finalize): In WPA mode remove the asm file.
1534 2009-10-03 Doug Kwan <dougkwan@google.com>
1536 * ipa-inline.c (cgraph_mark_inline): Check
1537 edge->call_stmt_cannot_inline_p instead of calling
1538 gimple_call_cannot_inline_p.
1539 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1540 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1541 (inline_generate_summary): Do nothing in LTRANS.
1542 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1543 exists before calling gimple_call_cannot_inline_p.
1544 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1545 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1546 Update new_edge->lto_stmt_uid.
1547 * cgraphbuild.c (reset_inline_failed): New.
1549 * common.opt (fwpa): New flag.
1550 (fltrans): New option.
1551 * gcc.c (gcc_lto_option_t): New type.
1552 (current_lto_option): New variable.
1553 (lto_single_spec_function): Remove and is replaced by ..
1554 (lto_option_spec_function): New function.
1555 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1556 passing the -flto flag.
1557 (cc1_options): Separate non-LTO related parts into ..
1558 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1559 (lto1_options): New spec for lto FE.
1560 (link_lto_options): New spec for handling LTO flags in linker.
1561 (invoke_lto_single): Re-format to fit in 80 column. Replace
1562 lto-single with lto-option.
1563 (static_specs): Add cc1_non_lto_options, lto1_options and
1565 (static_spec_function): Replace lto-single with lto-option.
1566 (process_command): Handle -flto, -fwpa and -fltran by setting
1567 current_lto_option and not passing it to subprocess unconditionally.
1569 2009-10-03 Bill Maddox <maddox@google.com>
1571 Add `gcc' driver support for link-time code generation (LTO).
1573 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1574 (lto_flag, lto_objects, lto_o_file): New variables.
1575 (struct lto_object, struct lto_object_list): New structures.
1576 (collect_exit, handler): Remove LTO temporary output file on exit.
1577 (add_lto_object): New function.
1578 (maybe_run_lto_and_relink): New function. Perform link time code
1579 generation and relinking for object files containing LTO information.
1580 (main): Invoke maybe_run_lto_and_relink().
1581 (dump_argv): New function. For debugging, currently disabled.
1582 (scan_prog_file): Add LTO information pass.
1583 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1585 * toplev.c (compile_file): Emit assembler directive to create
1586 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1588 2009-10-03 Diego Novillo <dnovillo@google.com>
1590 * c.opt: Add LTO to warn_abi and warn_psabi.
1592 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1593 inline function. Ignore language-specific nodes. Update all users.
1594 (find_decls_types_r): Do not traverse the subtrees of
1595 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1596 * tree.h (is_lang_specific): New.
1597 * langhooks.h (struct lang_hooks_for_decls): Remove
1598 may_need_assembler_name_p. Update all users.
1600 * c-common.c (set_builtin_user_assembler_name): Move ...
1601 * builtins.c (set_builtin_user_assembler_name): ... here.
1602 (is_builtin_name): Add comment
1603 (is_builtin_fn): New.
1604 * except.c (output_ttype): Only call
1605 lookup_type_for_runtime if TYPE is not a runtime type.
1607 * passes.c (register_pass): Call position_pass on
1608 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1609 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1610 (TV_IPA_LTO_DECL_IO): Define.
1611 (TV_IPA_LTO_CGRAPH_IO): Define.
1613 (TV_WHOPR_WPA): Define.
1614 (TV_WHOPR_WPA_IO): Define.
1615 (TV_WHOPR_LTRANS): Define.
1616 (TV_WHOPR_WPA_FIXUP): Define.
1617 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1618 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1619 * tree-flow.h (tree_node_can_be_shared): Declare.
1620 * tree-inline.c (tree_can_inline_p): Check that E has a
1621 statement associated with it.
1622 * tree.c (free_lang_data_in_binf): Factor out of ...
1623 (free_lang_data_in_type): ... here.
1624 Call RECORD_OR_UNION_TYPE_P.
1625 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1626 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1627 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1628 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1629 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1630 (gate_free_lang_data): Return true if flag_generate_lto is set.
1631 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1632 * c-common.h (set_builtin_user_assembler_name): Move ...
1633 * tree.h (set_builtin_user_assembler_name): ... here.
1635 * common.opt (flto-report): New flag.
1636 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1637 * collect2.c (scan_prog_file): Send the error output of
1638 'nm' to HOST_BIT_BUCKET.
1640 2009-10-03 Ollie Wild <aaw@google.com>
1642 * langhooks-def.h (lhd_begin_section): New function declaration.
1643 (lhd_write_section): New function declaration.
1644 (lhd_end_section): New function declaration.
1645 (LANG_HOOKS_BEGIN_SECTION): New macro.
1646 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1647 (LANG_HOOKS_END_SECTION): New macro.
1648 (LANG_HOOKS_LTO): New macro.
1649 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1650 * langhooks.c (output.h): Add include.
1651 (saved_section): New static variable.
1652 (lhd_begin_section): New function.
1653 (lhd_write_section_data): New function.
1654 (lhd_end_section): New function.
1655 * langhooks.h (struct lang_hooks_for_lto): New structure.
1656 (struct lang_hooks): Add member lto.
1657 * Makefile.in (langhooks.o): Add dependency on output.h.
1659 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1661 2009-10-03 Richard Guenther <rguenther@suse.de>
1663 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1666 2009-10-03 Simon Baldwin <simonb@google.com>
1667 Richard Guenther <rguenther@suse.de>
1668 Janis Johnson <janis187@us.ibm.com>
1669 Doug Kwan <dougkwan@google.com>
1670 Diego Novillo <dnovillo@google.com>
1671 Ramana Radhakrishnan <ramana.r@gmail.com>
1672 Ollie Wild <aaw@google.com>
1674 * doc/install.texi: Add documentation for libelf and --enable-lto.
1675 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1676 -flto-report, -flto-compression-level and -use-linker-plugin.
1677 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1678 Add section for LTO Testing.
1680 2009-10-02 Cary Coutant <ccoutant@google.com>
1682 Add support for comdat type sections for DWARF v4.
1683 Merge from dwarf4 branch.
1685 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1686 (dw_die_ref): Define vector type.
1687 (enum dw_val_class): Add dw_val_class_data8.
1688 (struct dw_val_struct): Add v.val_data8.
1689 (comdat_type_node_ref): New type.
1690 (struct die_struct): Move die_symbol into a union; add new field
1691 die_type_node. Change all uses.
1692 (comdat_type_node): New type.
1693 (skeleton_chain_node): New type.
1694 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1695 (comdat_type_list): New variable.
1696 (dwarf_tag_name): Add DW_TAG_type_unit.
1697 (dwarf_attr_name): Add DW_AT_signature.
1698 (add_AT_data8): New function.
1699 (replace_child): New function.
1700 (move_all_children): New function.
1701 (print_signature): New function.
1702 (print_die): Print signature information; add dw_val_class_data8.
1703 (attr_checksum): Support dw_val_class_data8.
1704 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1705 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1706 (checksum_sleb128, checksum_uleb128): New functions.
1707 (checksum_die_context): New function.
1708 (loc_checksum_ordered): New function.
1709 (attr_checksum_ordered): New function.
1710 (struct checksum_attributes): New structure.
1711 (collect_checksum_attributes): New function.
1712 (die_checksum_ordered): New function.
1713 (generate_type_signature): New function.
1714 (same_dw_val_p): Add dw_val_class_data8.
1715 (is_symbol_die): Use new is_declaration_die function.
1716 (is_declaration_die): New function.
1717 (should_move_die_to_comdat): New function.
1718 (clone_die): New function.
1719 (clone_tree): New function.
1720 (clone_as_declaration): New function.
1721 (copy_declaration_context): New function.
1722 (generate_skeleton_ancestor_tree): New function.
1723 (generate_skeleton_bottom_up): New function.
1724 (generate_skeleton): New function.
1725 (remove_child_or_replace_with_skeleton): New function.
1726 (break_out_comdat_types): New function.
1727 (struct decl_table_entry): New type.
1728 (htab_decl_hash): New function.
1729 (htab_decl_eq): New function.
1730 (htab_decl_del): New function.
1731 (copy_ancestor_tree): New function.
1732 (copy_decls_walk): New function.
1733 (copy_decls_for_unworthy_types): New function.
1734 (build_abbrev_table): Don't assert on missing die_symbol when doing
1735 comdat type sections.
1736 (size_of_die): Use DW_FORM_sig8 for external references. Add
1738 (unmark_dies): Don't assert for unmarked dies when doing comdat
1740 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1741 (output_signature): New function.
1742 (output_die): Likewise.
1743 (output_compilation_unit_header): Mark output as DWARF version 3
1744 even if generating DWARF 4.
1745 (output_comdat_type_unit): New function.
1746 (output_line_info): Mark output as DWARF version 3 even if generating
1748 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1750 (dwarf2out_end_source_file): Likewise.
1751 (prune_unused_types_walk_attribs): Don't follow references into
1752 comdat type sections.
1753 (prune_unused_types_mark): When generating type units, do not mark
1754 children of non-defining declarations of types; do mark children of
1756 (prune_unused_types): Process comdat type sections.
1757 (htab_ct_hash): New function.
1758 (htab_ct_eq): New function.
1759 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1760 Add a pointer to the line table from type unit entries so
1761 DW_AT_decl_file has meaning.
1762 * varasm.c (default_elf_asm_named_section): Use identifier name as
1763 comdat key instead of lang hook.
1765 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1767 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1769 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.md (SWIM248): New mode iterator.
1772 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1773 divmodhi4 patterns using SWIM248 macro.
1774 (*divmod<mode>4): Macroize insn_and_split pattern from
1775 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1776 and their corresponding splitters usign SWIM248 macro. Split SImode
1777 insn to generate cltd and DImode insn to generate cqto instead of
1778 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1779 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1780 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1781 *divmodsi_noext patterns using SWIM248 macro.
1782 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1783 udivmodhi4 patterns using SWIM248 macro.
1784 (*udivmod<mode>4): Macroize insn_and_split pattern from
1785 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1786 corresponding splitters using SWIM248 macro.
1787 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1788 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1790 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1792 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1793 of zero-sized element is zero-sized regardless of its extent.
1795 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1798 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1799 * configure: Regenerated.
1800 * config.in: Regenerated.
1801 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1802 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1803 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1804 not emitting .eh_frame, emit .cfi_sections .debug_frame
1809 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1810 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1812 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1813 vars use DECL_RTL with resetting it back to NULL afterwards.
1814 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1815 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1816 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1817 the attribute type allows it, otherwise use DW_FORM_dataN.
1818 (mem_loc_descriptor): Handle CONST_STRING.
1819 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1820 Handle MEM with CONST_STRING address using add_AT_string.
1821 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1822 CONST_STRING for const arrays initialized with a string literal.
1823 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1824 (dwarf2out_finish): Call resolve_addr.
1826 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1827 Maxim Kuvyrkov <maxim@codesourcery.com>
1829 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1831 2009-10-02 Nick Clifton <nickc@redhat.com>
1833 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1834 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1836 2009-10-01 Jan Hubicka <jh@suse.cz>
1838 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1839 (cgraph_create_virtual_clone): Just pass redirect_callers
1841 * cgraph.h (cgraph_clone_node): Update prototype.
1842 * ipa-pure-const.c (self_recursive_p): New function.
1843 (propagate): Use it.
1844 * ipa-inline.c (cgraph_clone_inlined_nodes,
1845 cgraph_decide_recursive_inlining): Update.
1847 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1849 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1850 instructions for TARGET_OCTEON.
1852 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1854 * config/arm/arm.c (arm_override_options): Turn off
1855 flag_dwarf2_cfi_asm for AAPCS variants.
1857 2009-10-01 Martin Jambor <mjambor@suse.cz>
1860 * tree-sra.c (convert_callers): Do not call
1861 compute_inline_parameters on one caller more than once.
1863 2009-10-01 Nick Clifton <nickc@redhat.com>
1865 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1866 an empty string if not already defined.
1868 2009-10-01 Martin Jambor <mjambor@suse.cz>
1871 * tree-sra.c (is_va_list_type): New function.
1872 (find_var_candidates): Call is_va_list_type.
1873 (find_param_candidates): Check that the type or the type pointed
1874 to are not va_list types.
1876 2009-10-01 Martin Jambor <mjambor@suse.cz>
1879 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1880 DECL_ARTIFICIAL (param_decl) is true.
1882 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1884 * tree.h (tree_decl_common::lang_flag_8): New.
1885 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1887 * c-common.h (RID_CONSTEXPR): New.
1889 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1891 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1892 Use ref-all pointers.
1893 (alpha_gimplify_va_arg): Ditto.
1895 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1898 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1899 before insn counting loop now that BB_END (bb) is counted. Ensure
1900 the return value isn't zero.
1902 2009-09-30 Nick Clifton <nickc@redhat.com>
1904 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1905 with separate definitions of c_target_objs and cxx_target_objs.
1906 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1908 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1909 sh_symbian_import_export_class.
1910 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1911 * config/sh/symbian.c: Delete, moving code into...
1912 * config/sh/symbian-base.c: ... here
1913 * config/sh/symbian-c.c: ... and here
1914 * config/sh/symbian-cxx.c: ... and here.
1916 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1919 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1920 of plus RTX into register.
1922 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1924 * doc/install.texi: Linguistic and markup fixes.
1925 (Configuration) <--disable-cpp>: Remove description.
1926 <--enable-maintainer-mode>: Autotools files are affected, too.
1927 <--with-sysroot>: Improve description.
1928 (Building): Bump required GNU make version.
1930 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1932 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1933 (x86_64-*-*): Ditto.
1935 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1936 intrinisics for FMA4.
1937 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1938 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1939 Add FMA4 check and fma4intrin.h.
1940 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1942 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1943 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1944 constant for FMA4 support.
1945 (UNSPEC_FMA4_FMADDSUB): Ditto.
1946 (UNSPEC_FMA4_FMSUBADD): Ditto.
1947 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1948 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1949 (ix86_expand_fma4_multiple_memory): Ditto.
1950 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1951 (OPTION_MASK_ISA_FMA4_UNSET): New.
1952 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1953 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1954 (ix86_handle_option): Handle -mfma4.
1955 (isa_opts): Handle -mfma4.
1956 (enum pta_flags): Add PTA_FMA4.
1957 (override_options): Add FMA4 support.
1958 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1959 (IX86_BUILTIN_VFMADDSD): Ditto.
1960 (IX86_BUILTIN_VFMADDPS): Ditto.
1961 (IX86_BUILTIN_VFMADDPD): Ditto.
1962 (IX86_BUILTIN_VFMSUBSS): Ditto.
1963 (IX86_BUILTIN_VFMSUBSD): Ditto.
1964 (IX86_BUILTIN_VFMSUBPS): Ditto.
1965 (IX86_BUILTIN_VFMSUBPD): Ditto.
1966 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1967 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1968 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1969 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1970 (IX86_BUILTIN_VFNMADDSS): Ditto.
1971 (IX86_BUILTIN_VFNMADDSD): Ditto.
1972 (IX86_BUILTIN_VFNMADDPS): Ditto.
1973 (IX86_BUILTIN_VFNMADDPD): Ditto.
1974 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1975 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1976 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1977 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1978 (IX86_BUILTIN_VFMADDPS256): Ditto.
1979 (IX86_BUILTIN_VFMADDPD256): Ditto.
1980 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1981 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1982 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1983 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1984 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1985 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1986 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1987 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1988 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1989 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1990 (enum multi_arg_type): New enum for describing the various FMA4
1991 intrinsic argument types.
1992 (bdesc_multi_arg): New table for FMA4 intrinsics.
1993 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1994 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1996 (ix86_expand_builtin): Add FMA4 intrinsic support.
1997 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1998 operand instructions.
1999 (ix86_expand_fma4_multiple_memory): New function to split the
2000 second memory reference from FMA4 instructions.
2001 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2002 (ssemodesuffixf2s): Ditto.
2003 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2005 (fma4_fmsub<mode>4): Ditto.
2006 (fma4_fnmadd<mode>4): Ditto.
2007 (fma4_fnmsub<mode>4): Ditto.
2008 (fma4_vmfmadd<mode>4): Ditto.
2009 (fma4_vmfmsub<mode>4): Ditto.
2010 (fma4_vmfnmadd<mode>4): Ditto.
2011 (fma4_vmfnmsub<mode>4): Ditto.
2012 (fma4_fmadd<mode>4256): Ditto.
2013 (fma4_fmsub<mode>4256): Ditto.
2014 (fma4_fnmadd<mode>4256): Ditto.
2015 (fma4_fnmsub<mode>4256): Ditto.
2016 (fma4_fmaddsubv8sf4): Ditto.
2017 (fma4_fmaddsubv4sf4): Ditto.
2018 (fma4_fmaddsubv4df4): Ditto.
2019 (fma4_fmaddsubv2df4): Ditto.
2020 (fma4_fmsubaddv8sf4): Ditto.
2021 (fma4_fmsubaddv4sf4): Ditto.
2022 (fma4_fmsubaddv4df4): Ditto.
2023 (fma4_fmsubaddv2df4): Ditto.
2024 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2025 instructions for intrinsics.
2026 (fma4i_fmsub<mode>4): Ditto.
2027 (fma4i_fnmadd<mode>4): Ditto.
2028 (fma4i_fnmsub<mode>4): Ditto.
2029 (fma4i_vmfmadd<mode>4): Ditto.
2030 (fma4i_vmfmsub<mode>4): Ditto.
2031 (fma4i_vmfnmadd<mode>4): Ditto.
2032 (fma4i_vmfnmsub<mode>4): Ditto.
2033 (fma4i_fmadd<mode>4256): Ditto.
2034 (fma4i_fmsub<mode>4256): Ditto.
2035 (fma4i_fnmadd<mode>4256): Ditto.
2036 (fma4i_fnmsub<mode>4256): Ditto.
2037 (fma4i_fmaddsubv8sf4): Ditto.
2038 (fma4i_fmaddsubv4sf4): Ditto.
2039 (fma4i_fmaddsubv4df4): Ditto.
2040 (fma4i_fmaddsubv2df4): Ditto.
2041 (fma4i_fmsubaddv8sf4): Ditto.
2042 (fma4i_fmsubaddv4sf4): Ditto.
2043 (fma4i_fmsubaddv4df4): Ditto.
2044 (fma4i_fmsubaddv2df4): Ditto.
2046 * doc/invoke.texi (-mfma4): Add documentation.
2047 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2049 2009-09-29 Richard Henderson <rth@redhat.com>
2051 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2052 an edge to the new destination block.
2054 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2057 * pa.c (hppa_profile_hook): Use
2058 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2060 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2061 Alexander Monakov <amonakov@ispras.ru>
2064 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2065 (not_postinc_memory_operand): New.
2066 (not_postinc_move_operand): New.
2067 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2068 (*cmovsi_internal): Ditto.
2070 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2072 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2073 restrict issue_rate in first pass when scheduling for register
2076 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2077 Rafael Avila de Espindola <espindola@google.com>
2079 * gengtype.c (plugin_output): New.
2080 (get_output_file_with_visibility): Return plugin_output for plugins.
2081 (main): Parse and use the -P option.
2082 * gty.texi: Update the command line format.
2084 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2087 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2089 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2090 out if !const_ok_for_output.
2093 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2094 case VAR_LOCATION>: Remove gcc_unreachable ().
2096 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2098 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2099 (x86_64-*-*): Ditto.
2100 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2101 back to smmintrin.h.
2102 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2103 * config/i386/x86intrin.h: Remove SSE5.
2104 * config/i386/mmintrin-common.h: Delete file.
2105 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2107 2009-09-29 Richard Guenther <rguenther@suse.de>
2109 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2110 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2112 2009-09-29 Nick Clifton <nickc@redhat.com>
2114 * function.c (current_function_name): If there is no current
2115 function just return "<none>".
2117 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2119 * tree-pass.h (register_pass_info): New structure.
2120 (pass_positioning_ops): Move enum from gcc-plugin.h.
2121 (register_pass): New function.
2122 * gcc-plugin.h (plugin_pass): Delete structure.
2123 (pass_positioning_ops): Delete enum.
2124 * plugin.c (regsiter_pass): Delete function.
2125 (position_pass): Delete function.
2126 (added_pass_nodes): Delete variable.
2127 (prev_added_pass_nodes): Delete variable.
2128 (pass_list_node): Delete structure.
2129 * passes.c (make_pass_instance): New function.
2130 (next_pass_1): Change to call make_pass_instance.
2131 (pass_list_node): Move structure from gcc-plugin.h.
2132 (added_pass_nodes): Move variable from plugin.c.
2133 (prev_added_pass_nodes): Move variable from plugin.c.
2134 (position_pass): New function.
2135 (register_pass): New function.
2137 2009-09-28 Easwaran Raman <eraman@google.com>
2139 * ifcvt.c (noce_try_abs): Recognize pattern and call
2140 expand_one_cmpl_abs_nojump.
2141 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2142 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2144 2009-09-28 Ian Lance Taylor <iant@google.com>
2147 * c-opts.c (c_common_handle_option): Don't set
2148 warn_jump_misses_init for -Wall.
2149 * doc/invoke.texi (Warning Options): Update documentation.
2151 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2153 * Makefile.in ($(out_object_file)): Depend on
2154 gt-$(basename $(notdir $(out_file))).h.
2156 2009-09-28 Richard Henderson <rth@redhat.com>
2158 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2159 * except.c (gen_eh_region): Set it.
2160 (duplicate_eh_regions_1): Copy it.
2161 * tree-eh.c (lower_resx): Use it to determine which function
2164 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2165 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2166 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2167 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2168 BUILT_IN_CXA_END_CLEANUP if necessary.
2170 * c-common.c (c_define_builtins): Update call to
2171 build_common_builtin_nodes.
2173 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2175 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2177 2009-09-28 Michael Matz <matz@suse.de>
2179 * builtins.c (interclass_mathfn_icode): New helper.
2180 (expand_builtin_interclass_mathfn): Use it here, and split folding
2182 (fold_builtin_interclass_mathfn): ... this new folder.
2183 (build_call_nofold_loc): New static helper.
2184 (build_call_nofold): New wrapper macro for above.
2185 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2186 (expand_builtin_pow): Ditto.
2187 (expand_builtin_memset_args): Ditto.
2188 (expand_builtin_printf): Ditto.
2189 (expand_builtin_fprintf): Ditto.
2190 (expand_builtin_sprintf): Ditto.
2191 (expand_builtin_memory_chk): Ditto.
2192 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2193 (expand_builtin_stpcpy): Ditto.
2194 (expand_builtin_strcmp): Ditto.
2195 (expand_builtin_strncmp): Ditto.
2196 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2197 (expand_builtin_strcpy_args): Don't call folders.
2198 (expand_builtin_memcmp): Ditto.
2199 (expand_builtin_strncpy): Ditto, and use target.
2200 (expand_builtin_memcpy): Ditto.
2201 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2202 expand_builtin_strpbrk, expand_builtin_memmove,
2203 expand_builtin_memmove_args, expand_builtin_bcopy,
2204 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2205 expand_builtin_strspn, expand_builtin_strcspn,
2206 expand_builtin_fputs): Remove these.
2207 (expand_builtin): Don't call the above, change calls to other
2208 expanders that changed prototype.
2209 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2210 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2211 fold_builtin_interclass_mathfn.
2212 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2213 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2215 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2216 * passes.c (init_optimization_passes): Move pass_fold_builtins
2217 after last phiopt pass.
2218 * tree-inline.c (fold_marked_statements): When folding builtins
2219 iterate over all instruction potentially generated.
2220 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2222 (fold_gimple_call): Use it to always fold calls (into potentially
2223 multiple instructions).
2224 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2225 calls into zero at this time.
2226 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2227 statements generated by builtin folding.
2229 2009-09-28 Nick Clifton <nickc@redhat.com>
2231 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2233 2009-09-28 Duncan Sands <baldrick@free.fr>
2235 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2236 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2237 (register_callback): Dispatch it.
2238 (invoke_plugin_callbacks): Incorporate in sanity check.
2239 * ggc.h (ggc_register_cache_tab): Add declaration.
2240 * ggc-common.c (ggc_register_root_tab): Simplify.
2241 (const_ggc_cache_tab_t): New typedef.
2242 (extra_cache_vec): New vector of dynamically added cache tables.
2243 (ggc_register_cache_tab): New function.
2244 (ggc_scan_cache_tab): New function.
2245 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2246 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2248 2009-09-27 Richard Henderson <rth@redhat.com>
2250 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2251 which we remove __builtin_stack_restore.
2253 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2255 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2256 to test for GRD_INVARIANT.
2257 (simple_rhs_p): Anything that's function_invariant_p is fine.
2259 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2261 * gengtype.c (main): Use plunge_files instead of plugin_output.
2263 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2264 Rafael Avila de Espindola <espindola@google.com>
2266 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2267 Don't print pch related info if it is false.
2268 (main): Don't print pch info in plugin mode.
2270 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2272 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2273 with dw_val_class_const_double.
2274 (struct dw_val_struct): Replace val_long_long with val_double and
2275 adjust for above change.
2276 (output_loc_operands): Likewise.
2277 (add_AT_long_long): Rename into...
2278 (add_AT_double): ...this.
2279 (print_die): Replace dw_val_class_long_long with
2280 dw_val_class_const_double and adjust.
2281 (attr_checksum): Likewise.
2282 (same_dw_val_p): Likewise.
2283 (size_of_die): Likewise.
2284 (value_format): Likewise.
2285 (output_die): Likewise.
2286 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2287 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2288 instead of add_AT_long_long.
2289 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2290 value with the precision of its type.
2292 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2295 * c-typeck.c (build_conditional_expr): Use the readonly and
2296 volatile flags of the operand types, not of the operands itself.
2298 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2300 * collect2.c (main): Look for -brtl before adding libraries.
2302 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2304 * config.gcc: Update OpenBSD targets.
2305 * config/openbsd-stdint.h: New file.
2306 * config/openbsd-libpthread.h: New file.
2307 * config/openbsd.h: Update and break out LIB_SPEC definition.
2308 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2309 * config/i386/openbsdelf.h: Correct types.
2310 * config/m68k/openbsd.h: Likewise.
2311 * config/mips/openbsd.h: Likewise.
2312 * config/vax/openbsd.h: Likewise.
2314 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2316 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2317 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2318 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2319 of the length and zero.
2321 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2323 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2324 (FLAGS_H): Add options.h $(REAL_H).
2325 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2326 (TREE_VECTORIZER_H): New.
2327 (EBITMAP_H): Renamed from EBIMAP_H.
2328 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2329 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2330 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2331 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2332 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2333 (graphite-clast-to-gimple.o, graphite-dependences.o)
2334 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2335 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2336 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2337 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2338 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2339 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2340 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2341 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2342 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2343 updated and fixed as per above changes and per
2344 check_makefile_deps.sh output.
2347 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2348 * configure: Regenerate.
2350 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2352 * doc/install.texi: Update minimum MPC version to 0.7.
2354 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2356 * doc/install.texi (Binaries): Remove reference to the binary
2357 distribution CD-ROM from the FSF.
2359 2009-09-26 Michael Matz <matz@suse.de>
2363 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2364 that are mentioned in the body.
2366 2009-09-26 Michael Matz <matz@suse.de>
2368 PR tree-optimization/41454
2369 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2370 (tree_ssa_dominator_optimize): Don't allocate and free it.
2371 (dom_opt_leave_block): Don't iterate over it.
2372 (eliminate_redundant_computations): Don't return a value.
2373 (cprop_operand, cprop_into_stmt): Ditto.
2374 (optimize_stmt): Don't defer updating stmts.
2376 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2378 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2379 generic_parameter_die, template_parameter_pack_die,
2380 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2381 renaming DW_TAG_formal_parameter_pack and
2382 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2383 and DW_TAG_GNU_template_parameter_pack.
2385 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2387 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2388 * config/v850/v850.c (v850_function_value): New function.
2389 (TARGET_FUNCTION_VALUE): Define.
2391 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2393 * tree-vect-stmts.c (vectorizable_call): Call
2394 mark_symbols_for_renaming after vect_finish_stmt_generation.
2396 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2397 to loc_descriptor_from_tree.
2398 (add_location_or_const_value_attribute): Pass 0 instead of 2
2399 for decl_by_reference_p decls.
2401 2009-09-25 Richard Guenther <rguenther@suse.de>
2404 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2407 2009-09-25 Ben Elliston <bje@au.ibm.com>
2409 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2412 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2414 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2415 form of instruction.
2417 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2420 * fold-const.c (const_binop): Handle complex int division.
2421 * tree-complex.c (expand_complex_div_straight,
2422 expand_complex_div_wide): Update comments.
2424 2009-09-24 DJ Delorie <dj@redhat.com>
2427 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2428 (reg_class): Likewise.
2429 (REG_CLASS_NAMES): Likewise.
2430 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2431 (m32c_override_options): Disable -fivopts for M32C.
2433 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2435 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2436 Delete VSX load/store with update support.
2437 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2438 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2442 (VStype_load_update): Ditto.
2443 (VStype_store_update): Ditto.
2444 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2445 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2447 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2448 load/store with update builtins.
2450 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2452 * libgcc2.c (L_trampoline): Prototype for getpagesize
2453 and mprotect in WINNT case.
2455 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2457 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2458 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2459 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2460 'outgoing' argument.
2461 (TARGET_FUNCTION_VALUE): Define.
2463 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2465 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2467 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2470 * common.opt: Initialize dwarf_strict to -1.
2471 * toplev.c (process_options): Catch unset dwarf_strict
2472 and set to 0 for all targets not overriding.
2473 * config/darwin.c (darwin_override_options): Catch unset
2474 dwarf_strict and override to 1.
2476 2009-09-24 Jeff Law <law@redhat.com>
2478 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2480 2009-09-24 Richard Guenther <rguenther@suse.de>
2482 PR tree-optimization/36143
2483 PR tree-optimization/38747
2484 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2485 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2487 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2490 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2491 return false instead of gcc_unreachable (). For CONST return the
2492 value returned by recursive call instead of always returning true.
2493 (tree_add_const_value_attribute): Return the value returned by
2494 add_const_value_attribute instead of always returning true if rtl
2497 2009-09-23 Justin Seyster <jrseys@gmail.com>
2499 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2501 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2503 * cgraphunit.c (cgraph_lower_function): Revert last change.
2504 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2505 instead of DECL_NO_STATIC_CHAIN.
2506 * tree-cfg.c (verify_gimple_call): Likewise.
2507 * tree-nested.c (get_chain_decl, get_chain_field,
2508 convert_tramp_reference_op, convert_gimple_call): Likewise.
2509 (convert_all_function_calls): Likewise. Always set or clear
2510 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2511 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2512 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2514 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2515 DECL_NO_STATIC_CHAIN.
2516 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2517 instead of DECL_NO_STATIC_CHAIN.
2518 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2519 decl_function_context.
2520 * varasm.c (initializer_constant_valid_p): Likewise.
2521 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2522 (DECL_STATIC_CHAIN): ... this.
2523 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2524 instead of DECL_NO_STATIC_CHAIN.
2526 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2527 Rafael Avila de Espindola <espindola@google.com>
2529 * gengtype.c (nb_plugin_files): Make it unsigned to match
2530 num_gt_files. Adjust other variables to avoid warnings.
2531 (main): Allocate an all zero lang_bitmap before each plugin file name
2532 to match regular file names.
2534 2009-09-23 Richard Henderson <rth@redhat.com>
2536 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2537 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2538 static chain passed in memory.
2539 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2540 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2541 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2542 STATIC_CHAIN_REGNUM defined.
2544 * config/picochip/picochip-protos.h: s/class/klass/.
2545 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2546 (picochip_static_chain): New.
2547 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2548 (STATIC_CHAIN_INCOMING): Remove.
2550 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2551 (xtensa_static_chain): New.
2552 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2553 (STATIC_CHAIN_INCOMING): Remove.
2555 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2557 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2558 * config/pa/pa-protos.h (function_value): Remove.
2559 * config/pa/pa.c (pa_function_value): Rename from function_value.
2560 Make static, add 'outgoing' argument.
2561 (TARGET_FUNCTION_VALUE): Define.
2563 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2565 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2566 instead of cfun->machine->is_leaf.
2567 * config/avr/avr.h (machine_function): Remove is_leaf field.
2569 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2572 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2573 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2574 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2575 the same size, prefer DW_OP_stack_value.
2576 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2577 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2579 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2582 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2584 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2587 * cfgexpand.c (convert_debug_memory_address): New.
2588 (expand_debug_expr): Convert base address and offset to the same
2589 mode. Use it to convert addresses to other modes. Accept
2592 2009-09-23 Richard Guenther <rguenther@suse.de>
2594 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2595 produced for bigendian targets with promoted subregs.
2597 2009-09-23 Richard Guenther <rguenther@suse.de>
2599 * value-prof.c (gimple_ic): Purge old EH edges only after building
2602 2009-09-23 Nick Clifton <nickc@redhat.com>
2604 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2606 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2609 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2612 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2613 on non-nested functions.
2615 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2616 Jan Hubicka <jh@suse.cz>
2618 * dwarf2out.c (loc_list_plus_const): Only define if
2619 DWARF2_DEBUGGING_INFO.
2620 (address_of_int_loc_descriptor): Likewise.
2623 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2625 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2628 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2629 constant is more than zero.
2631 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2634 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2635 call final to emit non-scheduled prologue, instead insert at entry.
2637 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2638 Joseph S. Myers <joseph@codesourcery.com>
2640 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2642 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2643 Rafael Avila de Espindola <espindola@google.com>
2645 * gengtype.c (is_file_equal): New function.
2646 (close_output_files): Use is_file_equal. Free of->buf.
2648 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2649 Rafael Avila de Espindola <espindola@google.com>
2651 * gengtype.c (write_types, write_local): Add the output_header
2652 argument. Update all callers.
2654 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2656 * dwarf2out.c (template_parameter_pack_die,
2657 gen_formal_parameter_pack_die ): New functions.
2658 (make_ith_pack_parameter_name): Remove this function.
2659 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2660 DW_TAG_formal_parameter_pack.
2661 (gen_generic_params_dies): Represent each template parameter pack
2662 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2663 represented by usual DW_TAG_template_*_parameter DIEs that are
2664 children of the DW_TAG_template_parameter_pack element DIE.
2665 (generic_parameter_die): This doesn't deal with parameter pack
2666 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2667 of parameter pack DIEs.
2668 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2669 in certain cases, e.g. for pack elements.
2670 (gen_formal_types_die, gen_decl_die): Adjust usage of
2671 gen_formal_parameter_die.
2672 (gen_subprogram_die): Represent each function parameter pack by a
2673 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2674 represented by usual DW_TAG_formal_parameter DIEs that are children
2675 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2676 ____builtin_va_alist decls as no part of the compiler uses those
2678 * langhooks.h (struct lang_hooks_for_decls): Add
2679 function_parm_expanded_from_pack_p, get_generic_function_decl
2680 and function_parameter_pack_p hooks. Fix comment for
2681 get_innermost_generic_parms hook.
2682 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2683 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2684 macros and use them to initialize lang_hook.
2686 2009-09-22 Richard Henderson <rth@redhat.com>
2688 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2689 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2690 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2691 on TRAMPOLINE_TEMPLATE.
2692 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2693 TRAMPOLINE_ADJUST_ADDRESS.
2694 * targhooks.c (default_asm_trampoline_template): Remove.
2695 (default_trampoline_adjust_address): Remove.
2696 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2697 * targhooks.h: Update decls.
2699 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2701 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2702 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2703 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2705 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2708 * reload1.c (reload): Reset debug insns with pseudos without
2711 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2713 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2714 unconditional true for decimal float modes.
2715 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2716 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2718 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2720 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2721 Enable a new case for __FreeBSD__ >= 7.
2722 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2723 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2724 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2725 and USE_LD_AS_NEEDED.
2727 * doc/install.texi (*-*-freebsd*): Update target information.
2729 2009-09-22 Richard Guenther <rguenther@suse.de>
2732 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2733 arrays really properly.
2735 2009-09-22 Richard Henderson <rth@redhat.com>
2738 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2739 calls.static_chain, calls.trampoline_init,
2740 calls.trampoline_adjust_address.
2741 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2742 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2743 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2744 * builtins.c (expand_builtin_setjmp_receiver): Use
2745 targetm.calls.static_chain; only clobber registers.
2746 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2747 set up memory attributes properly for the trampoline block.
2748 (expand_builtin_adjust_trampoline): Use
2749 targetm.calls.trampoline_adjust_address.
2750 * calls.c (prepare_call_address): Add fndecl argument. Use
2751 targetm.calls.static_chain.
2752 * df-scan.c (df_need_static_chain_reg): Remove.
2753 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2754 consolodate static chain handling.
2755 * doc/tm.texi: Document new hooks.
2756 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2757 (init_emit_regs): Don't initialize them.
2758 * expr.h (prepare_call_address): Update decl.
2759 * final.c (profile_function): Use targetm.calls.static_chain.
2760 * function.c (expand_function_start): Likewise.
2761 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2762 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2763 only clobber registers.
2764 * targhooks.c (default_static_chain): New.
2765 (default_asm_trampoline_template, default_trampoline_init): New.
2766 (default_trampoline_adjust_address): New.
2767 * targhooks.h: Declare them.
2768 * varasm.c (assemble_trampoline_template): Use
2769 targetm.asm_out.trampoline_template. Make the memory block const
2772 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2773 alpha_initialize_trampoline. Make static. Merge VMS parameter
2774 differences into the TARGET_ABI_OPEN_VMS code block.
2775 (TARGET_TRAMPOLINE_INIT): New.
2776 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2777 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2778 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2779 (INITIALIZE_TRAMPOLINE): Remove.
2781 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2782 (TRAMPOLINE_TEMPLATE): Merge with ...
2783 (INITIALIZE_TRAMPOLINE): ... this and move ...
2784 * config/arc/arc.c (arc_trampoline_init): ... here.
2785 (TARGET_TRAMPOLINE_INIT): New.
2787 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2788 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2789 (arm_asm_trampoline_template): New.
2790 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2791 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2792 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2793 code to arm_asm_trampoline_template.
2794 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2795 arm_trampoline_adjust_address.
2796 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2797 adjust for target hook parameters.
2799 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2802 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2803 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2804 (bfin_trampoline_init): Rename from initialize_trampoline;
2805 make static; update for target hook parameters.
2806 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2807 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2808 bfin_asm_trampoline_template.
2809 (INITIALIZE_TRAMPOLINE): Remove.
2811 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2812 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2813 cris_trampoline_init): New.
2814 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2815 cris_asm_trampoline_template.
2816 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2817 adjust for target hook parameters.
2819 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2821 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2822 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2823 fr30_trampoline_init): New.
2824 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2825 fr30_asm_trampoline_template.
2826 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2827 adjust for target hook parameters.
2829 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2830 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2831 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2832 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2833 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2835 * config/h8300/h8300.c (h8300_trampoline_init): New.
2836 (TARGET_TRAMPOLINE_INIT): New.
2837 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2838 to h8300_trampoline_init and adjust for hook parameters.
2840 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2841 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2842 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2843 make static; adjust for hook parameters.
2844 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2846 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2847 (TARGET_TRAMPOLINE_INIT): New.
2848 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2849 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2850 iq2000_asm_trampoline_template.
2851 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2852 (TRAMPOLINE_CODE_SIZE): New.
2853 (TRAMPOLINE_SIZE): Use it.
2854 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2856 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2857 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2858 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2859 adjust for hook parameters.
2860 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2862 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2863 (m32r_trampoline_init): New.
2864 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2865 m32r_trampoline_init.
2867 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2868 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2869 make static; update for hook parameters.
2870 * config/m68hc11/m68hc11-protos.h: Update.
2871 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2873 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2874 (TARGET_TRAMPOLINE_INIT): New.
2875 (mcore_function_value): Fix typo.
2876 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2877 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2878 to mcore_asm_trampoline_template.
2879 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2881 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2882 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2883 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2884 update for hook parameters.
2885 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2887 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2888 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2889 mips_trampoline_init): New.
2890 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2891 mips_asm_trampoline_template.
2892 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2893 update for hook parameters.
2895 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2896 (TARGET_TRAMPOLINE_INIT): New.
2897 (mmix_trampoline_size): Remove.
2898 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2899 make static. Remove out-of-date tetra vs octa comment.
2900 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2901 make static; update for hook parameters.
2902 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2903 (INITIALIZE_TRAMPOLINE): Remove.
2904 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2905 (TRAMPOLINE_ALIGNMENT): New.
2906 * gcc/config/mmix/mmix-protos.h: Update.
2908 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2909 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2910 mn10300_trampoline_init): New.
2911 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2912 mn10300_asm_trampoline_template.
2913 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2915 * config/moxie/moxie.c (moxie_static_chain,
2916 moxie_asm_trampoline_template, moxie_trampoline_init,
2917 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2918 TARGET_TRAMPOLINE_INIT): New.
2919 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2920 moxie_trampoline_init.
2921 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2922 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2924 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2925 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2926 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2927 pa_trampoline_adjust_address): New.
2928 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2929 pa_asm_trampoline_template.
2930 (TRAMPOLINE_ALIGNMENT): New.
2931 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2932 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2933 adjust for hook parameters.
2934 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2936 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2937 (TARGET_TRAMPOLINE_INIT): New.
2938 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2939 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2941 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2943 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2944 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2945 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2946 make static; adjust parameters for the hook.
2947 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2949 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2950 s390_trampoline_template; make static.
2951 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2952 make static; adjust for target hook.
2953 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2954 * config/s390/s390-protos.h: Remove trampoline decls.
2955 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2956 (TRAMPOLINE_TEMPLATE): Remove.
2957 (TRAMPOLINE_ALIGNMENT): New.
2959 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2960 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2961 (TARGET_TRAMPOLINE_INIT): New.
2962 (score_asm_trampoline_template): New.
2963 (score_trampoline_init): Rename from score_initialize_trampoline;
2964 make static; adjust for hook parameters.
2965 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2966 score[37]_asm_trampoline_template.
2967 (INITIALIZE_TRAMPOLINE): Remove.
2968 * config/score/score3.c (score3_asm_trampoline_template): New.
2969 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2970 adjust for target hook.
2971 * config/score/score7.c (score7_asm_trampoline_template): New.
2972 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2973 adjust for target hook.
2974 * config/score/score3.h, config/score/score7.h: Update.
2976 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2977 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2978 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2979 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2980 make static; adjust for target hook parameters.
2981 (sh_trampoline_adjust_address): New.
2982 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2983 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2985 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2986 (sparc32_initialize_trampoline): Rename from
2987 sparc_initialize_trampoline; make static; replace tramp parameter
2988 with m_tramp and update memory accesses.
2989 (sparc64_initialize_trampoline): Similarly.
2990 (sparc_trampoline_init): New.
2991 * config/sparc/sparc-protos.h: Remove trampoline decls.
2992 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2993 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2995 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2996 (array_to_constant): Make ARR parameter const.
2997 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2998 make static; update for hook parameters.
2999 * config/spu/spu-protos.h: Update decls.
3000 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3002 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3003 from xstormy16_initialize_trampoline; make static; update for
3005 (TARGET_TRAMPOLINE_INIT): New.
3006 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3008 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3009 (TARGET_TRAMPOLINE_INIT): New.
3010 (v850_can_eliminate): Make static.
3011 (v850_asm_trampoline_template, v850_trampoline_init): New.
3012 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3013 v850_asm_trampoline_template.
3014 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3015 and adjust for target hook parameters.
3017 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3018 (TARGET_TRAMPOLINE_INIT): New.
3019 (vax_asm_trampoline_template, vax_trampoline_init): New.
3020 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3021 vax_asm_trampoline_template.
3022 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3024 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3025 (TARGET_TRAMPOLINE_INIT): New.
3026 (xtensa_asm_trampoline_template): Rename from
3027 xtensa_trampoline_template; make static.
3028 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3029 make static; update for hook parameters.
3030 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3031 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3032 (INITIALIZE_TRAMPOLINE): Remove.
3034 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3035 error for nested functions with regparm=3.
3036 (ix86_compute_frame_layout): Adjust frame pointer offset for
3037 ix86_static_chain_on_stack.
3038 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3039 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3040 don't reset to UNITS_PER_WORD.
3041 (ix86_emit_leave): Adjust ix86_cfa_state.
3042 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3043 (ix86_static_chain): New.
3044 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3045 make static; update for target hook parameters; use ix86_static_chain.
3046 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3047 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3048 (INITIALIZE_TRAMPOLINE): Remove.
3049 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3050 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3051 to the end. Add static_chain_on_stack.
3052 (ix86_static_chain_on_stack): New.
3054 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3055 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3056 (m68k_trampoline_init): New.
3057 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3058 m68k_trampoline_init and adjust for hook parameters.
3059 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3060 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3062 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3064 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3065 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3067 * reload1.c (reload): Call wrap_constant when substituting
3068 reg for equiv inside of DEBUG_INSNs.
3071 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3072 add_call_src_coords_attributes, add_high_low_attributes,
3073 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3074 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3075 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3076 when -gdwarf-2 -gstrict-dwarf.
3077 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3078 -gdwarf-[23] -gstrict-dwarf.
3079 (address_of_int_loc_descriptor, loc_descriptor,
3080 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3081 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3082 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3084 2009-09-22 Richard Guenther <rguenther@suse.de>
3086 PR tree-optimization/41428
3087 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3088 (ccp_finalize): Pass it to substitute_and_fold.
3090 2009-09-22 Richard Guenther <rguenther@suse.de>
3092 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3093 (substitute_and_fold): Adjust prototype.
3094 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3095 (simplify_stmt_using_ranges): Likewise.
3096 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3097 (vrp_fold_stmt): New function.
3098 (vrp_finalize): Pass it to substitute_and_fold.
3099 * tree-flow.h (vrp_evaluate_conditional): Remove.
3100 (simplify_stmt_using_ranges): Likewise.
3101 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3102 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3103 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3105 (fold_predicate_in): Move to tree-vrp.c.
3106 (substitute_and_fold): Use the callback instead of calling into
3107 tree-vrp.c functions directly.
3109 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3111 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3112 comparison warning on rs6000.
3115 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3116 GIMPLE_EH_MUST_NOT_THROW cleanup.
3117 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3119 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3122 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3123 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3124 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3125 libSystem which is derived from the gcc 4.2.1 unwinder.
3127 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3130 * varasm.c (default_encode_section_info): Copy TLS model into
3131 sym_ref flags regardless of backend support for TLS, for all
3132 model types except TLS_MODEL_EMULATED.
3134 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3137 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3138 we can handle it correctly.
3140 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3142 * doc/install.texi (os2): Remove section.
3144 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3146 * doc/standards.texi (Objective-C): Adjust two URLs.
3148 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3150 * tree-tailcall.c (process_assignment): Don't check if a
3151 multiplication or an addition are already present.
3152 (find_tail_calls): Combine multiple additions and multiplications.
3153 (adjust_accumulator_values): Emit accumulators.
3155 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3157 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3158 xmm register restore.
3160 2009-09-21 Jan Hubicka <jh@suse.cz>
3162 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3163 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3166 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3168 * stor-layout.c (layout_type): Remove obsolete code.
3170 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3173 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3175 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3178 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3179 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3180 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3181 * fold-const.c (const_binop): Likewise.
3182 * real.h (do_mpc_arg2): Update prototype.
3184 2009-09-20 Jan Hubicka <jh@suse.cz>
3186 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3187 (add_location_or_const_value_attribute): Rewrite using
3189 (tree_add_const_value_attribute): Return true if successful.
3190 (tree_add_const_value_attribute_for_decl): Likewise.
3192 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3193 (loc_descriptor): ... here;
3194 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3195 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3196 pool items that was not marked for output.
3197 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3198 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3199 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3200 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3201 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3202 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3203 DW_OP_stack_value to get address of items that are not available
3205 (dw_loc_list): Handle single element lists correctly.
3207 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3208 Pascal Obry <obry@adacore.com>
3210 * unwind-dw2-fde.c (classify_object_over_fdes):
3211 Cast the constant 1 to _Unwind_Ptr.
3212 (add_fdes): Likewise.
3213 (linear_search_fdes): Likewise.
3215 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3217 * stor-layout.c (set_sizetype): Avoid useless type copy.
3219 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3221 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3223 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3224 * configure, config.in: Regenerate.
3225 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3227 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3228 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3229 for global data if the output could be used in a shared library.
3230 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3231 to 0 if TARGET_WRITABLE_EH_FRAME.
3233 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3235 PR rtl-optimization/39886
3236 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3237 just when insn is equal to BB_END (bb).
3239 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3241 * config/mips/mips.opt (mrelax-pic-calls): New option.
3242 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3244 (mips_unspec_call): Change "unspec_call" expander into this.
3245 (mips_strip_unspec_call): New function.
3246 (mips_got_load): Call mips_unspec_call instead of
3247 gen_unspec_call<mode>.
3248 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3250 (mips_cfg_in_reorg): New function.
3251 (mips16_lay_out_constants): Use it to decide whether to call
3252 CFG-aware insn splitting.
3253 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3254 mips_reorg. Move DF set-up code from here ...
3255 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3257 (mips_reorg): Call mips_df_reorg instead of
3258 r10k_insert_cache_barriers. Move CFG set-up code here from
3259 r10k_insert_cache_barriers.
3260 (mips_call_expr_from_insn): New function.
3261 (mips_pic_call_symbol_from_set): Likewise.
3262 (mips_find_pic_call_symbol): Likewise.
3263 (mips_annotate_pic_call_expr): Likewise.
3264 (mips_get_pic_call_symbol): Likewise.
3265 (mips_annotate_pic_calls): Likewise.
3266 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3268 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3269 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3270 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3272 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3273 (unspec_call<mode>): Remove it.
3274 (sibcall_internal, sibcall_value_internal,
3275 sibcall_value_multiple_internal, call_internal, call_split,
3276 call_value_internal, call_value_split,
3277 call_value_multiple_internal, call_value_multiple_split): Pass
3278 SIZE_OPNO to MIPS_CALL.
3279 (call_internal_direct, call_direct_split,
3280 call_value_internal_direct, call_value_direct_split): Pass -1 as
3281 SIZE_OPNO to MIPS_CALL.
3282 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3283 * configure: Regenerate.
3284 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3285 and -mno-relax-pic-calls.
3286 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3288 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3291 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3292 in the directory this rule is called from, rather than the
3293 toplevel 'gcc' directory, to fix in-tree build.
3295 2009-09-19 Chris Demetriou <cgd@google.com>
3297 PR preprocessor/28435:
3298 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3299 to cpplib that the preprocessor output is needed.
3301 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3303 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3304 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3305 *return_and_restore_fpregs_<mode>,
3306 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3309 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3310 instead of assuming it has always a REG inside of it.
3312 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3314 * config/freebsd.h: Update comment on types.
3315 (WINT_TYPE): Define.
3317 2009-09-18 Jason Merrill <jason@redhat.com>
3319 * c.opt: Add -fno-deduce-init-list.
3321 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3323 * value-prof.c (interesting_stringop_to_profile_p): Added output
3324 argument to indicate which parameter is the size parameter.
3325 * value-prof.c (gimple_stringop_fixed_value): Use
3326 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3327 * value-prof.c (gimple_stringops_transform): Update call sites to
3328 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3330 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3333 From David Binderman <dcb314@hotmail.com>:
3334 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3335 local variable f. Remove stale comments.
3336 (ix86_compute_frame_layout): Remove useless local variable total_size.
3337 Remove #if 0'd code.
3338 (legitimate_address_p): Remove useless local variables
3339 reason_rtx and reason.
3340 (ix86_split_copysign_const): Remove useless local variable op1.
3341 (scale_counter): Remove useless local variable piece_size_mask.
3343 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3345 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3348 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3351 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3353 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3355 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3358 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3360 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3361 DW_OP_implicit_value even without dwarf_version 4.
3363 2009-09-17 Jan Hubicka <jh@suse.cz>
3365 * dwarf2out.c: Include tree-pass.h and gimple.h.
3366 (loc_list_plus_const): New function.
3367 (loc_descriptor_from_tree_1): Rename to ...
3368 (loc_descriptor_from_tree): ... remove original.
3369 (loc_list_from_tree): New function.
3370 (add_AT_location_description): Accept location list.
3371 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3372 (concatn_mem_loc_descriptor): Remove.
3373 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3375 (secname_for_decl): Move up.
3376 (hidden_reference_p): New function; break out from ...
3377 (loc_by_refernece): ... here; move up.
3378 (dw_loc_list): New function.
3379 (single_element_loc_list): New function.
3380 (single_element_loc_list_p): New function.
3381 (add_loc_descr_to_each): New function.
3382 (add_loc_list): New function.
3383 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3384 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3385 add diagnostics why expansion failed.
3386 (add_location_or_const_value_attribute): Support location lists.
3387 (add_bound_info): Likewise.
3388 (descr_info_loc): Update call of loc_descriptor_from_tree.
3389 (gen_variable_die): Work on location lists.
3390 * final.c (pass_final): Add dump file.
3391 * Makefile.in (dwarf2out.o): Add new dependencies.
3393 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3396 * real.c decimal_from_integer, decimal_integer_string): New.
3397 (real_from_integer): Use them as special case for decimal float.
3398 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3399 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3400 Do not append zero after the decimal point in string to convert.
3402 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3404 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3405 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3407 2009-09-17 Martin Jambor <mjambor@suse.cz>
3409 * common.opt (fipa-sra): New switch.
3410 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3411 * timevar.def (TV_IPA_SRA): New timevar.
3412 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3413 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3414 * tree-sra.c: Include cgraph.c.
3415 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3416 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3417 and grp_not_necessarilly_dereferenced.
3418 (func_param_count): New variable.
3419 (encountered_apply_args): New variable.
3420 (bb_dereferences): New variable.
3421 (final_bbs): New variable.
3422 (no_accesses_representant): New variable.
3423 (no_accesses_p): New function.
3424 (dump_access): Dump the new fields.
3425 (sra_initialize): Set encountered_apply_args to false.
3426 (get_ssa_base_param): New function.
3427 (mark_parm_dereference): New function.
3428 (create_access): Caring for INIDRECT_REFs and different handling of
3429 varialble length accesses in early IPA SRA. Store the stmt - a new
3430 parameter - to the new access.
3431 (build_access_from_expr_1): New parameter stmt, passed to
3432 create_access. Handle INDIRECT_REFs.
3433 (build_access_from_expr): Pass the current statement to
3434 build_access_from_expr_1.
3435 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3437 (build_accesses_from_assign): Pass the current statement to
3438 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3439 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3440 final_bbs when necessary. Check for calls to __builtin_apply_args.
3441 Fixup EH info if anythng was changed.
3442 (is_unused_scalar_param): New function.
3443 (ptr_parm_has_direct_uses): New function.
3444 (find_param_candidates): New function.
3445 (mark_maybe_modified): New function.
3446 (analyze_modified_params): New function.
3447 (propagate_dereference_distances): New function.
3448 (dump_dereferences_table): New function.
3449 (analyze_caller_dereference_legality): New function.
3450 (unmodified_by_ref_scalar_representative): New function.
3451 (splice_param_accesses): New function.
3452 (decide_one_param_reduction): New function.
3453 (enum ipa_splicing_result): New type.
3454 (splice_all_param_accesses): New function.
3455 (get_param_index): New function.
3456 (turn_representatives_into_adjustments): New function.
3457 (analyze_all_param_acesses): New function.
3458 (get_replaced_param_substitute): New function.
3459 (get_adjustment_for_base): New function.
3460 (replace_removed_params_ssa_names): New function.
3461 (sra_ipa_reset_debug_stmts): New function.
3462 (sra_ipa_modify_expr): New function.
3463 (sra_ipa_modify_assign): New function.
3464 (convert_callers): New function.
3465 (modify_function): New function.
3466 (ipa_sra_preliminary_function_checks): New function.
3467 (ipa_early_sra): New function.
3468 (ipa_early_sra_gate): New function.
3469 (pass_early_ipa_sra): New variable.
3470 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3472 2009-09-17 Michael Matz <matz@suse.de>
3475 * tree.c (build_type_attribute_qual_variant): Export.
3476 * tree.h (build_type_attribute_qual_variant): Declare.
3477 * tree-inline.c (remap_type_1): Use it to build variants with
3478 the original qualifiers and attributes.
3480 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3482 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3483 without a fallthrough edge.
3485 2009-09-16 DJ Delorie <dj@redhat.com>
3487 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3488 chip and ignore the "fast_interrupt" attribute if so.
3490 2009-09-16 Richard Henderson <rth@redhat.com>
3493 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3496 2009-09-16 Richard Henderson <rth@redhat.com>
3499 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3500 is set only if DECL_NO_STATIC_CHAIN is unset.
3501 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3502 (FOR_EACH_NEST_INFO): New.
3503 (walk_all_functions): Use it.
3504 (finalize_nesting_tree): Likewise.
3505 (unnest_nesting_tree): Likewise.
3506 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3507 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3508 (convert_gimple_call): Early out if gimple_call_chain already set.
3509 (convert_all_function_calls): Iterate until no new functions
3510 require a static chain.
3511 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3512 when building a trampoline. Use dump_function_to_file instead
3514 (lower_nested_functions): Open dump_file. Validate that decls
3515 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3516 bit reset by this pass.
3518 2009-09-16 Michael Matz <matz@suse.de>
3521 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3522 shorten decl_common_unused.
3523 (DECL_RESTRICTED_P): New accessor.
3524 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3525 to disambiguate marked decls and restrict pointers.
3527 2009-09-16 Richard Henderson <rth@redhat.com>
3530 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3532 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3534 * integrate.c (set_block_abstract_flags): Call
3535 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3537 2009-09-16 Richard Guenther <rguenther@suse.de>
3540 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3543 2009-09-16 DJ Delorie <dj@redhat.com>
3544 Kaz Kojima <kkojima@gcc.gnu.org>
3546 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3547 (sh_expand_prologue): Update calls to output_stack_adjust.
3548 (sh_expand_epilogue): Likewise.
3550 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3553 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3554 trying to limit the extent of searches in the insn stream.
3556 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3557 Jakub Jelinek <jakub@redhat.com>
3561 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3563 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3564 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3565 (rs6000_savres_strategy): Always save FP registers inline if the
3566 target doesn't support hardware double-precision. Set the above
3567 bits in return value when needed.
3568 (rs6000_savres_routine_sym): Fix computation for cache selector.
3569 Mark the generated symbol as a function. Rename exitp argument to
3570 lr. Move code for determining the name of the symbol...
3571 (rs6000_savres_routine_name): ...here. New function. Add cases for
3572 getting the names right on AIX and 64-bit Linux.
3573 (savres_routine_name): New variable.
3574 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3575 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3576 on what the target routine uses as a base register. If savep && lr
3577 describe saving of r0 into memory slot.
3578 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3579 line calls for AIX ABI.
3580 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3581 determine FP save/restore functions.
3582 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3583 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3585 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3586 Duplicate restoration of LR and execute the appropriate one
3587 depending on whether GPRs are being restored inline. Set r11 from
3588 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3589 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3590 Fix out of line calls for AIX ABI.
3591 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3593 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3595 (*restore_gpregs_spe): Likewise.
3596 (*return_and_restore_gpregs_spe): Likewise.
3597 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3598 Define to empty string unconditionally.
3599 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3600 Define to empty string unconditionally.
3601 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3604 2009-09-15 Jan Hubicka <jh@suse.cz>
3606 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3607 * params.def (inline-insns-auto): Likewise.
3609 2009-09-15 Martin Jambor <mjambor@suse.cz>
3611 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3612 individual statements only at TDF_DETAILS dump level. Format
3613 source for 80 characters per line.
3615 2009-09-15 Christian Bruel <christian.bruel@st.com>
3617 * regrename.c (do_replace): Update REG_DEAD notes.
3619 2009-09-15 Revital Eres <eres@il.ibm.com>
3621 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3622 * targhooks.c (default_builtin_support_vector_misalignment):
3623 New builtin function.
3624 * targhooks.h (default_builtin_support_vector_misalignment):
3626 * target.h (builtin_support_vector_misalignment):
3627 New field in struct gcc_target.
3628 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3629 new builtin function.
3630 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3632 * config/rs6000/rs6000.c
3633 (rs6000_builtin_support_vector_misalignment): New function.
3634 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3636 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3638 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3640 (bfin_optimize_loop): Likewise.
3641 (bfin_gen_bundles): Likewise.
3642 (workaround_speculation): Likewise.
3643 (find_load): Return NULL_RTX for debug_insn.
3645 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3647 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3650 2009-09-14 DJ Delorie <dj@redhat.com>
3652 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3653 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3656 2009-09-14 Richard Henderson <rth@redhat.com>
3657 Jakub Jelinek <jakub@redhat.com>
3659 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3660 * cfgbuild.c (make_edges): Handle asm goto.
3661 * cfglayout.c (fixup_reorder_chain): Likewise.
3662 * cfgrtl.c (patch_jump_insn): Likewise.
3663 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3664 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3665 (gimple_build_asm_vec): Add and use labels parameter.
3666 (gimple_build_asm): Remove.
3667 (walk_gimple_asm): Walk labels too.
3668 * gimple.def (GIMPLE_ASM): Update docs.
3669 * gimple.h: Update decls.
3670 (struct gimple_statement_asm): Change nc to use unsigned char;
3672 (gimple_asm_nlabels): New.
3673 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3674 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3675 into gimple_build_asm_vec.
3676 * jump.c (mark_jump_label_asm): New.
3677 (mark_jump_label): Use it.
3678 (redirect_jump_1): Handle asm goto.
3679 (invert_jump_1): Soft fail if X is null.
3680 * recog.c (extract_asm_operands): New.
3681 (asm_noperands): Use it; handle asm labels.
3682 (decode_asm_operands): Use extract_asm_operands.
3683 (asm_operand_ok): Properly handle empty string.
3684 * reg-stack.c (get_asm_operands_in_out): Rename from
3685 get_asm_operand_n_inputs; use extract_asm_operands; return both
3686 inputs and outputs by reference; update all callers.
3687 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3688 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3689 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3690 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3691 (extract_asm_operands): Declare.
3692 * stmt.c (expand_asm_operands): Add and use labels parameter.
3693 (check_unique_operand_names): Likewise.
3694 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3695 (expand_asm_stmt): Handle asm labels.
3696 * tree-cfg.c (make_gimple_asm_edges): New.
3697 (make_edges): Use it.
3698 (cleanup_dead_labels): Handle asm labels.
3699 (is_ctrl_altering_stmt): Likewise.
3700 (gimple_redirect_edge_and_branch): Likewise.
3701 * tree.def (ASM_EXPR): Add 5th operand.
3702 * tree.h (ASM_LABELS): New.
3703 (resolve_asm_operand_names): Update decl.
3705 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3706 (c_parser_asm_goto_operands): New.
3707 * c-tree.h (build_asm_expr): Update decl.
3708 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3709 * doc/extend.texi: Document asm goto.
3711 2009-09-14 Richard Henderson <rth@redhat.com>
3713 * except.h: Update declarations.
3714 (struct pointer_map_t): Forward declare.
3715 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3716 (struct eh_landing_pad_d, eh_landing_pad): New.
3717 (struct eh_catch_d, eh_catch): New.
3718 (struct eh_region_d): Remove next_region_sharing_label, aka,
3719 label, tree_label, landing_pad, post_landing_pad, resume,
3720 may_contain_throw. Rename region_number to index. Remove
3721 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3722 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3723 (VEC(eh_landing_pad,gc)): New.
3724 (struct eh_status): Remove last_region_number. Add lp_array,
3725 throw_stmt_table, ttype_data, ehspec_data.
3726 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3727 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3728 * except.c (lang_protect_cleanup_actions): Return tree.
3729 (struct ehl_map_entry): Remove.
3730 (init_eh_for_function): Push zero entries for region and lp_array.
3731 (gen_eh_region): Add to region_array immediately.
3732 (gen_eh_region_catch): Operate on eh_catch objects.
3733 (gen_eh_landing_pad): New.
3734 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3735 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3736 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3737 (get_eh_landing_pad_from_number_fn): New.
3738 (get_eh_landing_pad_from_number): New.
3739 (get_eh_region_from_lp_number_fn): New.
3740 (get_eh_region_from_lp_number): New.
3741 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3742 (get_exception_pointer, get_exception_filter): Remove.
3743 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3744 (current_function_has_exception_handlers): Simplify.
3745 (bring_to_root, eh_region_replaceable_by_p): Remove.
3746 (replace_region, hash_type_list, hash_eh_region): Remove.
3747 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3748 (label_to_region_map, num_eh_regions): Remove.
3749 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3750 (find_exception_handler_labels): Remove.
3751 (duplicate_eh_regions_0, find_prev_try): Remove.
3752 (struct duplicate_eh_regions_data): New.
3753 (duplicate_eh_regions_1): Rewrite.
3754 (duplicate_eh_regions): Return a pointer map instead of an
3756 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3757 (redirect_eh_edge_to_label): Remove.
3758 (eh_region_outermost): Rewrite using eh_region pointers
3759 instead of integers.
3760 (add_ttypes_entry): Update for ttype_data move to eh_status.
3761 (add_ehspec_entry): Rewrite with VEC instead of varray.
3762 (assign_filter_values): Likewise. Export.
3763 (build_post_landing_pads, connect_post_landing_pads): Remove.
3764 (dw2_build_landing_pads): Rewrite to use lp_array.
3765 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3766 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3767 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3768 (sjlj_mark_call_sites): Update for landing pad numbers.
3769 (finish_eh_generation): Rewrite.
3770 (gate_handle_eh): Do nothing for no eh tree.
3771 (pass_rtl_eh): Move up near finish_eh_generation.
3772 (remove_eh_landing_pad): New.
3773 (remove_eh_handler): Export.
3774 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3775 (for_each_eh_label): Rewrite to use lp_array.
3776 (make_reg_eh_region_note): New.
3777 (make_reg_eh_region_note_nothrow_nononlocal): New.
3778 (insn_could_throw_p): New.
3779 (copy_reg_eh_region_note_forward): New.
3780 (copy_reg_eh_region_note_backward): New.
3781 (check_handled, add_reachable_handler): Remove.
3782 (reachable_next_level, foreach_reachable_handler): Remove.
3783 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3784 (get_eh_region_and_lp_from_rtx): New.
3785 (get_eh_region_from_rtx): New.
3786 (can_throw_internal_1, can_throw_external_1): Remove.
3787 (can_throw_internal): Use get_eh_region_from_rtx.
3788 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3789 (insn_nothrow_p, can_nonlocal_goto): New.
3790 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3791 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3792 (add_action_record): Use VEC not varray.
3793 (collect_one_action_chain): Update for eh_region changes.
3794 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3795 Use get_eh_region_and_lp_from_rtx.
3796 (gate_convert_to_eh_region_ranges): New.
3797 (pass_convert_to_eh_region_ranges): Use it.
3798 (push_uleb128, push_sleb128): Use VEC not varray.
3799 (output_one_function_exception_table): Likewise.
3800 (dump_eh_tree): Update for eh_region changes.
3801 (verify_eh_tree): Likewise.
3802 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3803 * tree-eh.c: Include target.h.
3804 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3805 Don't disallow GIMPLE_RESX; adjust argument check.
3806 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3807 (record_stmt_eh_region): Update for landing pad numbers;
3808 generate a landing pad if necessary.
3809 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3810 (remove_stmt_from_eh_lp_fn): Similarly.
3811 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3812 Update for lp numbers; don't special case missing throw_stmt_table.
3813 (lookup_expr_eh_lp): Similarly.
3814 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3815 (eh_seq, eh_region_may_contain_throw): New.
3816 (struct leh_state): Add ehp_region.
3817 (struct leh_tf_state): Remove eh_label.
3818 (emit_post_landing_pad): New.
3819 (emit_resx, emit_eh_dispatch): New.
3820 (note_eh_region_may_contain_throw): New.
3821 (frob_into_branch_around): Take eh_region not eh label;
3822 emit eh code into eh_seq.
3823 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3824 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3825 lower_eh_must_not_throw. Emit code to eh_seq.
3826 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3827 (lower_try_finally_onedest): Likewise.
3828 (lower_try_finally_copy): Likewise.
3829 (lower_try_finally_switch): Likewise.
3830 (lower_try_finally): Initialize ehp_region.
3831 (lower_catch): Update for eh_catch objects.
3832 (lower_eh_filter): Don't handle must_not_throw.
3833 (lower_eh_must_not_throw): New.
3834 (lower_cleanup): Don't set eh_label.
3835 (lower_eh_constructs_2): Resolve eh builtins.
3836 Handle GIMPLE_EH_MUST_NOT_THROW.
3837 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3838 Add eh_seq to the end of the function body.
3839 (make_eh_dispatch_edges): New.
3840 (make_eh_edge): Remove.
3841 (make_eh_edges): Simplify for landing pads.
3842 (redirect_eh_edge_1): New.
3843 (redirect_eh_edge): Use it.
3844 (redirect_eh_dispatch_edge): New.
3845 (stmt_could_throw_p): Use a switch. Allow RESX.
3846 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3847 (stmt_can_throw_internal): Likewise.
3848 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3849 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3850 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3851 (gate_refactor_eh): New.
3852 (pass_refactor_eh): Use it.
3853 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3854 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3855 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3856 (remove_unreachable_handlers): Rename from
3857 tree_remove_unreachable_handlers; rewrite for landing pads;
3858 call remove_eh_handler directly.
3859 (remove_unreachable_handlers_no_lp): New.
3860 (unsplit_eh, unsplit_all_eh): New.
3861 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3862 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3863 (cleanup_empty_eh_unsplit): New.
3864 (cleanup_empty_eh): Rewrite.
3865 (cleanup_all_empty_eh): New.
3866 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3867 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3868 (gate_cleanup_eh): New.
3869 (pass_cleanup_eh): Use it.
3870 (verify_eh_edges): Move later in file. Expect one EH edge.
3871 (verify_eh_dispatch_edge): New.
3873 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3874 (gtype-desc.o): Add TARGET_H.
3875 (tree.o): Use EXCEPT_H, not except.h.
3876 (cfgbuild.o): Add EXPR_H.
3877 (GTFILES): Add vecprim.h.
3878 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3879 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3880 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3881 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3882 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3883 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3884 calls to can_throw_internal.
3885 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3886 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3887 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3888 (expand_gimple_stmt): Use make_reg_eh_region_note.
3889 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3890 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3891 or find_exception_handler_labels.
3892 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3893 there is exacly one EH edge. Use can_nonlocal_goto and
3895 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3896 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3897 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3898 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3899 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3900 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3901 * dse.c (scan_insn): Use insn_could_throw_p.
3902 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3903 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3904 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3905 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3906 EXC_PTR_EXPR or FILTER_EXPR.
3907 (tree_expr_nonzero_warnv_p): Likewise.
3908 * function.h: Include vecprim.h, not varray.h
3909 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3910 move ttype_data and ehspec_data members to struct eh_status; change
3911 action_record_data member to a VEC.
3912 * gcse.c (hash_scan_set): Use can_throw_internal.
3913 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3914 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3915 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3916 (block_may_fallthru): Don't handle RESX_EXPR.
3917 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3918 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3919 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3920 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3921 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3922 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3923 (gimple_size): Likewise.
3924 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3925 (gimple_build_resx): Use gimple_build_with_ops.
3926 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3927 (is_gimple_val): Likewise.
3928 (is_gimple_stmt): Remove RESX_EXPR.
3929 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3930 (GIMPLE_RESX): Reorder with other EH constructs.
3931 * gimple.h (struct gimple_statement_eh_mnt): New.
3932 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3933 (gimple_eh_filter_must_not_throw): Remove.
3934 (gimple_eh_filter_set_must_not_throw): Remove.
3935 (gimple_eh_must_not_throw_fndecl): New.
3936 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3937 (is_gimple_resx): New.
3938 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3939 Don't copy EH_FILTER_MUST_NOT_THROW.
3940 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3941 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3942 handle must_not_throw_labels specially.
3943 * ipa-pure-const.c (check_call): Update debug statement for LP.
3944 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3945 * ipa-utils.c (get_base_var): Likewise.
3946 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3947 * lower-subreg.c (move_eh_region_note): Remove.
3948 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3949 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3950 (create_task_copyfn): Likewise.
3951 (maybe_catch_exception): Use gimple_build_eh_filter.
3952 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3953 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3954 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3955 and pass_lower_resx.
3956 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3957 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3958 can_throw_internal, can_nonlocal_goto.
3959 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3960 copy_reg_eh_region_note_forward.
3961 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3962 (emit_output_reload_insns): Likewise.
3963 (copy_eh_notes): Remove.
3964 * rtl.def (RESX): Remove.
3965 * rtl.h: Update declarations.
3966 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3967 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3968 (update_eh_label): Remove.
3969 (cleanup_dead_labels_eh): New.
3970 (cleanup_deal_labels): Use it instead of update_eh_label.
3971 (gimple_merge_blocks): Update landing pad data structure when
3972 removing a landing pad label.
3973 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3974 test; handle GIMPLE_EH_MUST_NOT_THROW.
3975 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3976 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3977 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3978 (verify_stmt): Likewise. Verify landing pads.
3979 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3980 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3981 (struct move_stmt_d): Add eh_map.
3982 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3983 (move_stmt_r): Remap eh region numbers in builtin calls,
3984 resx and eh_dispatch.
3985 (move_block_to_fn): Remove eh_offset parameter. Use
3986 maybe_duplicate_eh_stmt_fn.
3987 (find_outermost_region_in_block): Operate on eh_region pointers
3988 instead of region numbers.
3989 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3990 duplicate_eh_regions.
3991 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3992 test earlier. Disallow EH landing pads.
3993 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3994 * tree-flow.h: Update declarations.
3995 (struct tree_ann_common_d): Replace rn with lp_nr.
3996 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3997 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3998 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3999 resx and eh_dispatch.
4000 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4001 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4002 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4003 from duplicate_eh_regions.
4004 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4005 update RESX; handle EH_DISPATCH.
4006 (expand_call_inline): Set eh_lp_nr, not eh_region.
4007 (maybe_inline_call_in_expr): Likewise.
4008 * tree-inline.h (struct copy_body_data): Replace eh_region with
4009 eh_lp_nr, eh_region_offset with eh_map.
4010 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4011 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4012 * tree-pretty-print.c (dump_generic_node): Don't handle
4013 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4014 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4015 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4016 EXC_PTR_EXPR, FILTER_EXPR.
4017 * tree-ssa-operands.c (get_expr_operands): Likewise.
4018 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4019 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4020 (ao_ref_init_from_vn_reference): Likewise.
4021 * tree-ssa-sink.c (statement_sink_location): Likewise.
4022 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4023 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4024 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4025 EXC_PTR_EXPR, FILTER_EXPR.
4026 (is_exception_related): Remove.
4027 (compute_avail): Don't call it.
4028 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4029 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4030 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4031 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4033 (build_resx): Remove.
4034 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4035 * tree.h: Update declarations.
4036 (EH_FILTER_MUST_NOT_THROW): Remove.
4037 (struct tree_label_decl): Add eh_landing_pad_nr.
4038 (EH_LANDING_PAD_NR): New.
4039 * value-prof.c (gimple_ic): Tidy variable names. Update for
4040 landing pad numbers.
4041 (gimple_stringop_fixed_value): Tidy variable names. Assert
4042 that neither call stmt can throw.
4043 * vecprim.h (uchar): New.
4044 (VEC(uchar,heap), VEC(uchar,gc)): New.
4046 * c-common.c (c_define_builtins): Update call to
4047 build_common_builtin_nodes.
4048 * c-parser.c (c_parse_file): Don't call
4049 default_init_unwind_resume_libfunc.
4051 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4053 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4054 (mips_cprestore_address_p): Likewise.
4055 (mips_save_gp_to_cprestore_slot): Likewise.
4056 (mips_restore_gp): Rename to...
4057 (mips_restore_gp_from_cprestore_slot): ...this.
4058 (mips_must_initialize_gp_p): Declare.
4059 (mips_emit_save_slot_move): Likewise.
4060 (mips_output_load_label): Return nothing.
4061 (mips_eh_uses): Declare.
4062 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4063 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4064 (TARGET_ABSOLUTE_JUMPS): Likewise.
4065 (EH_USES): Likewise.
4066 (FIRST_PSEUDO_REGISTER): Update comment.
4067 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4068 (MIPS_CALL): ...here.
4069 (REGISTER_NAMES): Add $cprestore.
4070 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4071 Add load_label_length, has_inflexible_gp_insn_p,
4072 has_flexible_gp_insn_p, must_initialize_gp_p and
4073 must_restore_gp_when_clobbered_p.
4074 (mips_expand_call): Don't generate split instructions here.
4075 (mips_split_call): Update the call to mips_restore_gp after
4076 the above name change.
4077 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4078 (mips_find_gp_ref): New function.
4079 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4080 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4081 (mips_insn_has_flexible_gp_ref_p): Likewise.
4082 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4083 (mips_function_has_gp_insn): Delete.
4084 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4085 Use the new functions above. Only return INVALID_REGNUM
4086 for TARGET_ABSOLUTE_JUMPS.
4087 (mips_must_initialize_gp_p): New function.
4088 (mips_get_cprestore_base_and_offset): New function, extracted from...
4089 (mips_cprestore_slot): ...here. Take a bool parameter.
4090 (mips_cfun_has_cprestore_slot_p): New function.
4091 (mips_cprestore_address_p): Likewise.
4092 (mips_save_gp_to_cprestore_slot): Likewise.
4093 (mips_restore_gp): Rename to...
4094 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4095 epilogue_completed. Update the call to mips_cprestore_slot.
4096 Test cfun->machine->must_restore_gp_when_clobbered_p.
4097 (mips_direct_save_slot_move_p): New function.
4098 (mips_emit_save_slot_move): Likewise.
4099 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4100 of cfun->machine->global_pointer.
4101 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4102 (mips_save_reg): Use mips_emit_save_slot_move.
4103 (mips_expand_prologue): Set must_initialize_gp_p.
4104 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4105 for all cprestore saves. Emit a use_cprestore instruction after
4106 setting up the cprestore slot.
4107 (mips_restore_reg): Use mips_emit_save_slot_move.
4108 (mips_process_load_label): New function.
4109 (mips_load_label_length): Likewise.
4110 (mips_output_load_label): Don't return asm: output it here instead.
4111 Use mips_process_load_label.
4112 (mips_adjust_insn_length): Adjust the length of branch instructions
4113 that have length MAX_PIC_BRANCH_LENGTH.
4114 (mips_output_conditional_branch): Update the call to
4115 mips_output_load_label. Assume the branch target is OPERANDS[0]
4116 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4117 (mips_output_order_conditional_branch): Swap the meaning of
4118 OPERANDS[0] and OPERANDS[1].
4119 (mips_variable_issue): Don't count ghost instructions.
4120 (mips_expand_ghost_gp_insns): New function.
4121 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4122 (mips_output_mi_thunk): Set must_initialize_gp_p.
4123 (mips_eh_uses): New function.
4124 * config/mips/predicates.md (cprestore_save_slot_operand)
4125 (cprestore_load_slot_operand): New predicates.
4126 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4127 (UNSPEC_MOVE_GP): Likewise.
4128 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4129 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4130 (CPRESTORE_SLOT_REGNUM): New register.
4131 (MAX_PIC_BRANCH_LENGTH): New constant.
4132 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4133 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4134 branches. Fix commentary.
4135 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4136 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4137 Change type to "ghost".
4138 (loadgp_absolute_<mode>): Likewise.
4139 (loadgp_rtp_<mode>): Likewise.
4140 (copygp_mips16): Likewise.
4141 (loadgp_blockage): Remove redundant mode attribute.
4142 (potential_cprestore): New instruction.
4143 (cprestore): Turn into an unspec set.
4144 (use_cprestore): New instruction.
4145 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4146 (*branch_fp_inverted): Likewise.
4147 (*branch_order<mode>): Likewise.
4148 (*branch_order<mode>_inverted): Likewise.
4149 (*branch_equality<mode>): Likewise.
4150 (*branch_equality<mode>_inverted): Likewise.
4151 (*branch_bit<bbv><mode>): Likewise.
4152 (*branch_bit<bbv><mode>_inverted): Likewise.
4153 (*branch_equality<mode>_mips16): Remove redundant mode.
4154 (jump): Turn into a define_expand.
4155 (*jump_absolute): New instruction.
4156 (*jump_pic): Likewise.
4157 (*jump_mips16): Rename previously-unnamed pattern. Remove
4158 redundant mode attribute.
4159 (restore_gp): Split on epilogue_completed rather than
4160 reload_completed. Change type to "ghost".
4161 (move_gp<mode>): New instruction.
4162 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4163 Remove redundant mode attribute.
4164 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4165 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4166 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4168 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4171 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4172 are returned in the same register (vs34 or v2) that Altivec vector
4173 types are returned in.
4174 (rs6000_libcall_value): Ditto.
4177 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4178 instead of explicit addsi3/adddi3 calls.
4179 (rs6000_split_multireg_move): Ditto.
4180 (rs6000_emit_allocate_stack): Ditto.
4181 (rs6000_emit_prologue): Ditto.
4182 (rs6000_output_mi_thunk): Ditto.
4184 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4185 size is 64 bits if we can use 64-bit registers.
4187 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4189 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4192 From Jie Zhang <jie.zhang@analog.com>:
4193 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4194 save FP and RETS with saveall attribute.
4195 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4196 with saveall attribute.
4198 * config/bfin/bfin.c (bfin_expand_builtin,
4199 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4202 From Jie Zhang <jie.zhang@analog.com>:
4203 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4204 before use in two places.
4205 * config/bfin/bfin.md (AREG): Define mode iterator.
4206 (reload_in, reload_out): Use mode iterator AREG.
4208 2009-09-14 Richard Guenther <rguenther@suse.de>
4211 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4212 EH personality path.
4214 2009-09-13 Richard Guenther <rguenther@suse.de>
4215 Rafael Avila de Espindola <espindola@google.com>
4217 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4218 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4219 (LANG_HOOKS_INITIALIZER): Adjust.
4220 (lhd_pass_through_t): Declare.
4221 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4223 * langhooks.c (lhd_pass_through_t): New function.
4224 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4225 dwarf2out_begin_prologue): Use personality from current_function_decl.
4226 * expr.h (get_personality_function): Declare.
4227 * expr.c (get_personality_function): New function.
4228 (build_personality_function): Likewise.
4229 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4230 (eh_personality_libfunc): Remove.
4231 * optabs.c (build_libfunc_function): New function split out from ...
4232 (init_one_libfunc): ... here.
4233 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4234 (tree_function_decl): Add personality.
4235 (lhd_gcc_personality): Declare.
4236 (build_personality_function): Likewise.
4237 * tree.c (gcc_eh_personality_decl): New.
4238 (lhd_gcc_personality): New function.
4239 * except.h (lang_eh_runtime_type): Remove.
4240 (enum eh_personality_kind): New.
4241 (build_personality_function): Declare.
4242 (function_needs_eh_personality): Declare.
4243 * except.c (lang_eh_runtime_type): Remove.
4244 (function_needs_eh_personality): New function.
4245 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4246 (sjlj_emit_function_enter, output_function_exception_table):
4247 Use personality from current_function_decl.
4248 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4249 * tree-inline.c (tree_can_inline_p): Do not inline across different
4251 (expand_call_inline): Likewise. Adjust the callers EH personality.
4252 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4253 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4254 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4255 (c-parser.o): Likewise
4256 * c-tree.h (c_eh_initialized_p): Remove.
4257 (c_maybe_initialize_eh): Likewise.
4258 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4259 (finish_decl): Don't call c_maybe_initialize_eh.
4260 (c_eh_initialized_p): Remove.
4261 (c_maybe_initialize_eh): Likewise.
4262 * c-parser.c (c_parser_omp_construct): Likewise.
4263 (c_parse_file): Initialize exception handling.
4265 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4267 * config.gcc (tm_file): Remove i386/biarch32.h
4268 for i?86-w64-mingw* case.
4269 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4271 * config.host: Set for x64 mingw the option
4272 use_long_long_for_widest_fast_int to yes.
4274 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4276 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4277 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4278 (dbxout_begin_function): Likewise.
4279 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4280 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4281 set on the function.
4282 (final_end_function): Likewise.
4283 (final_scan_insn): Likewise.
4284 (rest_of_handle_final): Likewise.
4285 * varasm.c (assemble_start_function): Likewise.
4286 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4288 2009-09-12 Jason Merrill <jason@redhat.com>
4290 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4291 * opts.c (common_handle_option): constify.
4293 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4295 * doc/install.texi (avr): Remove obsolete reference site.
4297 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4299 * doc/install.texi (Binaries): Adjust AIX link.
4301 2009-09-12 Akim Demaille <demaille@gostai.com>
4303 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4304 Use an imperative sentence.
4306 2009-09-11 Richard Henderson <rth@redhat.com>
4308 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4309 structure-name and has-tree-operands arguments; update all entries.
4310 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4312 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4313 (gsstruct_code_size): New.
4314 (gss_for_code_): New.
4315 (gss_for_code): Remove.
4316 (gimple_size): Rewrite using gsstruct_code_size.
4317 (gimple_statement_structure): Move to gimple.h.
4318 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4319 (gss_for_code, gimple_statement_structure): New.
4320 (gimple_ops): Use new arrays; tidy.
4322 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4324 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4325 operand to be a PLUS expression.
4326 * config/pa/pa.c (pa_secondary_reload): Likewise.
4328 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4330 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4332 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4335 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4337 From Jie Zhang <jie.zhang@analog.com>:
4338 * doc/extend.texi (node Function Attributes): Document l2
4340 (node Blackfin Variable Attributes): Document l2 variable attributes.
4342 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4344 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4345 to match the system compiler's configuration at inflection point.
4346 Add comment to remark a remaining difference with system compiler.
4348 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4349 * configure: Regenerate.
4351 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4353 From Jie Zhang <jie.zhang@analog.com>:
4354 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4355 (bfin_handle_l2_attribute): New.
4356 (bfin_attribute_table): Add l2 attribute.
4358 2009-09-11 Michael Matz <matz@suse.de>
4361 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4362 on the local_decls list.
4364 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4368 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4370 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4371 for VALUEs, to implement the documented interface.
4372 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4373 Adjust for VALUEs and anything else, to implement the
4374 documented interface.
4376 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4378 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4379 with actual SPE/paired vector modes before using 64-bit alignment.
4380 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4382 2009-09-10 DJ Delorie <dj@redhat.com>
4384 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4387 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4388 * config/mep/mep.c (mep_legitimate_constant_p): New.
4389 * config/mep/mep-protos.h: Prototype it.
4391 2009-09-10 Richard Henderson <rth@redhat.com>
4393 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4395 2009-09-10 Jason Merrill <jason@redhat.com>
4397 * tree.c (chain_index): New fn.
4398 * tree.h: Declare it.
4400 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4402 * config/sol2-c.c (cmn_err_length_specs): Initialize
4403 scalar_identity_flag.
4405 2009-09-10 Richard Henderson <rth@redhat.com>
4407 * tree.h (struct tree_decl_common): Move align member earlier;
4408 move label_decl_uid member ...
4409 (struct tree_label_decl): ... here.
4410 (LABEL_DECL_UID): Update to match.
4412 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4415 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4416 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4418 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4419 dest_prev if the edge is complex.
4421 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4423 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4424 loop latch tests earlier.
4426 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4427 before GIMPLE_RETURN, not after its predecessor; insert
4430 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4431 gimple_seq_empty_p to test for no PHI nodes.
4432 * tree-cfg.c (split_critical_edges): Likewise.
4434 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4436 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4438 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4439 introduced by the VTA branch merge.
4441 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4443 * ira-conflicts.c: Use fputs or putc instead of fprintf
4447 * tree-switch-conversion.c: Ditto.
4449 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4451 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4452 introduced by the VTA branch merge.
4454 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4457 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4459 PR rtl-optimization/39779
4460 * expr.c (convert_modes): Return when mode == oldmode after
4461 CONST_INTs are processed.
4463 2009-09-10 Nick Clifton <nickc@redhat.com>
4465 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4466 attribute and referring decl when creating renamed symbol.
4468 2009-09-10 Richard Guenther <rguenther@suse.de>
4471 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4473 (cgraph_finalize_compilation_unit): Compute reachability
4474 before emitting thunks. Properly process aliases before
4475 possibly removing unreachable nodes.
4477 2009-09-10 Richard Guenther <rguenther@suse.de>
4480 * tree.c (struct free_lang_data_d): Add worklist member.
4481 (find_decls_types_r): Push onto the worklist instead of recursing.
4482 Handle TREE_BINFOs properly.
4483 (find_decls_types): New function wrapped around find_decls_types_r
4484 to process the worklist.
4485 (find_decls_types_in_eh_region): Use it.
4486 (find_decls_types_in_node): Likewise.
4487 (find_decls_types_in_var): Likewise.
4488 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4489 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4490 (AGGREGATE_TYPE_P): Adjust.
4492 2009-09-09 Jason Merrill <jason@redhat.com>
4494 * configure.ac: Check glibc version even if we have an in-tree
4497 2009-09-09 Anthony Green <green@moxielogic.com>
4499 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4500 the constant 0 when appropriate.
4501 * config/moxie/constraints.md: Add constraint O.
4503 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4504 to pass up to 6 32-bit argument values in registers.
4505 (moxie_function_arg): Ditto.
4506 (moxie_arg_partial_bytes): Ditto.
4507 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4508 (REG_PARM_STACK_SPACE): Ditto.
4509 (FUNCTION_ARG_REGNO_P): Ditto.
4511 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4512 instruction to allocate stack space.
4514 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4516 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4517 unnecessarily stringent constraints. Fix address
4518 calculation in the splitters.
4520 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4522 PR rtl-optimization/39779
4523 * expr.c (convert_modes): Return when mode == oldmode after
4524 CONST_INTs are processed.
4526 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4529 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4530 (ix86_expand_prologue): Take frame.padding0 into logic of
4532 (ix86_expand_epilogue): Likewise.
4534 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4536 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4538 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4539 * config/t-slibgcc-libgcc: New file.
4540 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4542 2009-09-09 Martin Jambor <mjambor@suse.cz>
4544 PR tree-optimization/41089
4545 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4548 2009-09-09 Richard Henderson <rth@redhat.com>
4550 * gimple.h (CASE_GIMPLE_OMP): New.
4551 (is_gimple_omp): Use it.
4552 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4553 (verify_gimple_debug): Likewise.
4555 2009-09-09 Richard Guenther <rguenther@suse.de>
4557 PR tree-optimization/41101
4558 * tree-ssa-pre.c (maximal_set): Remove.
4559 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4560 Defer all blocks we didn't visit at least one successor.
4561 (add_to_exp_gen): Do not add to the maximal set.
4562 (make_values_for_phi): Likewise.
4563 (compute_avail): Likewise.
4564 (init_pre): Do not allocate the maximal set.
4565 (execute_pre): Do not dump it.
4567 2009-09-09 Martin Jambor <mjambor@suse.cz>
4569 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4570 an SSA_NAME rather than a is_gimple_variable.
4572 2009-09-09 Richard Guenther <rguenther@suse.de>
4575 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4576 code dealing with plain pointer bases.
4577 (maybe_fold_offset_to_reference): Likewise.
4578 (maybe_fold_stmt_addition): Adjust.
4580 2009-09-09 Richard Guenther <rguenther@suse.de>
4582 * tree.c (free_lang_data_in_type): Do not free the type variant
4584 (free_lang_data): Merge char_type_node with its properly signed
4586 (pass_ipa_free): Collect after freeing language specific data.
4588 2009-09-09 Michael Matz <matz@suse.de>
4591 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4592 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4593 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4596 2009-09-08 DJ Delorie <dj@redhat.com>
4598 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4600 2009-09-04 Jason Merrill <jason@redhat.com>
4602 * tree.c (tree_find_value): Remove.
4603 * tree.h: Remove prototype.
4604 * varasm.c (assemble_external): Use value_member instead.
4606 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4608 * toplev.c (process_options): Choose default debugging type when
4609 gtoggle enables debug info and type is unset.
4611 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4615 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4618 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4620 * configure: Rebuilt with modified libtool.m4.
4622 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4627 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4629 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4631 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4632 (remove_statement): Likewise.
4633 (rewrite_use_nonlinear_expr): Adjust.
4634 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4635 * tree-ssa.c (release_defs_bitset): ... this. New.
4636 * tree-flow.h (release_defs_bitset): Declare.
4638 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4641 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4642 in the middle block.
4644 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4646 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4647 via intptr_t to long type.
4648 (insert_operand_rank): Cast long type via intptr_t to
4650 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4652 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4653 from pointer to unsigned via uintptr_t.
4655 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4656 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4658 * configure: Regenerated.
4659 * config.in: Regenerated
4660 * system.h (stdint.h): Add include.
4661 (inttypes.h): Likewise.
4662 * Makefile.in (aclocal): Add config/stdint.m4.
4663 * aclocal.m4: Regenerated.
4665 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4667 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4669 (note_np_check_stores): New function.
4670 (harmless_null_pointer_p): New function.
4671 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4672 changed. Take into account whether we're in the shadow of a condjump
4673 that tested NP_REG for NULL.
4674 Lose all code that tested for SEQUENCEs.
4675 (workaround_speculation): Avoid inserting NOPs for loads that are
4676 either always executed or a NULL pointer.
4678 2009-09-08 Jan Hubicka <jh@suse.cz>
4680 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4681 * params.def (early-inlining-insns): Likewise.
4683 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4685 PR rtl-optimization/41239
4686 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4687 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4689 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4690 across calls, as the calls might not always return normally.
4691 (call_may_noreturn_p): New function.
4692 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4693 (init_deps): Initialize it.
4694 (remove_from_deps): Also remove calls from
4695 last_function_call_may_noreturn list.
4697 2009-09-07 Richard Henderson <rth@redhat.com>
4699 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4700 more VR->OPERANDS than LHS operands. Free LHS before returning.
4702 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4704 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4705 (attr "addrtype"): New member "spreg".
4706 Use it if mem_spfp_address_operand is true for the address.
4707 (attr "type"): New entry "stall".
4708 (cpu_unit "load"): New.
4709 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4711 (insn_reservation "loadsp"): New.
4712 (insn_reservation "load_stall1"): New.
4713 (insn_reservation "load_stall3"): New.
4715 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4716 (mem_p_address_operand): Exclude stack and frame pointer based
4718 (mem_spfp_address_operand): New; match them here.
4719 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4720 (bfin_reorg): Call it if scheduling insns.
4721 (bfin_gen_bundles): Remove dummy insns created by
4722 add_sched_insns_for_speculation.
4724 From Jie Zhang <jie.zhang@analog.com>:
4725 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4726 bfin_si_revision, bfin_workarounds): Move these ...
4727 * config/bfin/bfin.h: ... here.
4729 From Mike Frysinger <michael.frysinger@analog.com>
4730 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4731 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4732 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4733 bf547m, bf548m, and bf549m.
4734 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4735 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4736 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4737 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4738 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4739 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4740 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4741 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4742 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4743 bf542m, bf544m, bf547m, bf548m, and bf549m.
4745 From Jie Zhang <jie.zhang@analog.com>:
4746 * config/bfin/predicates.md (p_register_operand): New predicate.
4747 (dp_register_operand): New predicate.
4748 * config/bfin/bfin-protos.h (WA_05000074): Define.
4749 (ENABLE_WA_05000074): Define.
4750 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4751 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4752 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4753 (define_attr addrtype): Allow load/store register to be P register.
4754 (define_attr storereg): New.
4755 (define_cpu_unit anomaly_05000074): New.
4756 (define_insn_reservation dsp32shiftimm): New.
4757 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4758 (define_insn_reservation loadp): Cannot use slot2.
4759 (define_insn_reservation loadsp): Cannot use slot2.
4760 (define_insn_reservation storep): Cannot use slot2. Does not
4761 apply when working around 05000074.
4762 (define_insn_reservation storep_anomaly_05000074): New.
4763 (define_insn_reservation storei): Does not apply when working
4765 (define_insn_reservation storei_anomaly_05000074): New.
4766 (define_attr length): Add dsp32shiftimm case.
4767 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4768 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4769 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4770 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4771 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4773 2009-09-07 Martin Jambor <mjambor@suse.cz>
4776 * tree-sra.c (create_artificial_child_access): Return NULL if
4777 build_ref_for_offset fails.
4778 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4779 and create_artificial_child_access to fail.
4781 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4784 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4785 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4786 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4788 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4790 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4791 block, ensure it has an exit edge. Emit a barrier after a jump.
4793 2009-09-07 Nick Clifton <nickc@redhat.com>
4795 * gcc.c (this_is_linker_script): New variable. Like
4796 this_is_library_file but for the %T constructor.
4797 (end_going_arg): If this_is_linker_script is set then locate the
4798 script and insert a --script switch before it
4799 (do_spec_2): Initialise this_is_linker_script.
4800 (do_spec_1): Likewise. Handle %T construct.
4801 (eval_spec_function): Preserve this_is_linker_script.
4802 * doc/invoke.texi: Document %T construct in spec files.
4803 * config/m32c/m32c.h (LIB_SPEC): Use it.
4805 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4807 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4808 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4809 when volatile flag is set.
4810 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4812 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4815 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4816 (combine_stack_adjustments_for_block): Allow insns between stack
4817 adjustments and stores with corresponding pre-(dec|inc)rement or
4818 pre-modify operation.
4820 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4823 * combine-stack-adj.c (struct csa_memlist): Rename to...
4824 (struct csa_reflist): ... this. Rename mem field to ref.
4825 (free_csa_memlist): Rename to...
4826 (free_csa_reflist): ... this.
4827 (record_one_stack_memref): Rename to...
4828 (record_one_stack_ref): ... this. Handle also REG_P.
4829 (try_apply_stack_adjustment): Handle also REG_P.
4830 (struct record_stack_memrefs_data): Rename to...
4831 (struct record_stack_refs_data): ... this. Rename memlist field to
4833 (record_stack_memrefs): Rename to...
4834 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4835 subexpressions instead of failing when a MEM contains SP references.
4836 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4837 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4839 2009-09-06 Richard Guenther <rguenther@suse.de>
4842 * tree.c (build_array_type): Do not record types marked
4843 with structural equality in the canonical type hashtable.
4845 2009-09-06 Richard Guenther <rguenther@suse.de>
4848 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4850 2009-09-05 Richard Guenther <rguenther@suse.de>
4853 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4855 2009-09-05 Richard Guenther <rguenther@suse.de>
4858 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4860 2009-09-05 Richard Guenther <rguenther@suse.de>
4863 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4864 before comparing function argument types.
4866 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4869 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4872 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4875 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4877 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4878 locators before emit_insn is called.
4880 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4883 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4884 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4885 (reginfo_init): Don't call allocate_reg_info.
4887 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4890 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4891 NONDEBUG_INSN_P instead of INSN_P.
4893 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4896 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4898 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4901 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4902 pattern of the split.
4904 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4906 * toplev.c (process_options): Move setter of flag_var_tracking
4907 before other tests that depend on it. Move down setter of
4908 flag_rename_registers. Don't enable var-tracking-assignments
4909 by default if selective scheduling is enabled. Warn if both
4912 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4914 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4915 comment. Use switch statement to catch overlaps between rtx
4916 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4917 (IS_DECL_CODE): ... here. Remove.
4918 (check_value_is_not_decl): Remove.
4919 (dv_from_decl, dv_from_value): Check after conversion.
4921 2009-09-04 Richard Guenther <rguenther@suse.de>
4924 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4925 after emitting tunks. Move emitting thunks and ctors from ...
4926 (cgraph_optimize): ... here. Remove redundant
4927 cgraph_analyze_functions.
4928 * varasm.c (find_decl_and_mark_needed): Remove no longer
4930 (finish_aliases_1): Adjust check for thunk aliases.
4932 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4934 * config/arm/arm.md (ctzsi2): Added braces
4935 to avoid warning that broke booststrap.
4937 2009-09-04 Martin Jambor <mjambor@suse.cz>
4939 PR tree-optimization/41112
4940 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4941 handle variable-bounded arrays.
4942 (expr_with_var_bounded_array_refs_p): New function.
4943 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4945 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4947 * config/s390/2097.md: Removed two incorrect bypasses.
4948 (z10_fsimpdf): Fixed latency.
4949 (z10_fhex): New insn_reservation.
4950 (z10_floaddf): Fixed latency.
4951 (z10_floadsf): Fixed latency.
4952 (z10_ftrunctf): Fixed latency.
4953 (z10_ftruncdf): Fixed latency.
4954 * config/s390/s390.c (z10_cost): Fixed values.
4955 (s390_adjust_priority): Added z10 path.
4956 * config/s390/s390.md (type): Added fhex.
4957 (*mov<mode>_64dfp): Updated type attribute.
4958 (*mov<mode>_64): Updated type attribute.
4959 (*mov<mode>_31): Updated type attribute.
4960 (*mov<mode>"): Likewise.
4961 * config/s390/2084.md (x_fsimpdf): Updated condition.
4963 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4965 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4966 RTXs in the predicate for operand 1.
4968 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4970 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4971 (rbitsi2): New insn.
4972 (ctzsi2): New expand.
4973 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4975 2009-09-03 Martin Jambor <mjambor@suse.cz>
4977 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4978 (create_artificial_child_access): Use build_ref_for_offset instead
4979 of duplicate_expr_for_different_base.
4980 (propagate_subacesses_accross_link): Likewise.
4982 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4984 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4986 (mips16e_collect_argument_saves): Skip debug instructions.
4987 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4988 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4989 (r10k_insert_cache_barriers): Likewise.
4990 (mips_reorg_process_insns): Likewise.
4992 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4995 * ira.c (update_equiv_reg): Remove check on class likely spill.
4997 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5000 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5001 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5005 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5006 the stack slot if it is passed by invisible reference.
5007 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5008 by invisible reference.
5010 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5012 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5013 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5014 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5016 * config/bfin/sync.md: New file.
5017 * config/bfin/bfin.md: Include it.
5018 (UNSPEC_ATOMIC): New.
5019 (UNSPEC_ONES): Provide a unique number.
5021 From Jie Zhang <jie.zhang@analog.com>:
5022 * config/bfin/bfin.c (ret_regs): New.
5023 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5024 (must_save_rets_p): New.
5025 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5026 current_function_is_leaf.
5027 (do_link): Likewise.
5028 (do_unlink): Likewise.
5029 (expand_interrupt_handler_prologue): Use ret_regs array.
5030 (expand_interrupt_handler_epilogue): Use ret_regs array and
5031 pass return register to gen_return_internal.
5032 (bfin_expand_epilogue): Pass return register to
5033 gen_return_internal.
5034 (bfin_expand_call): Explicitly clobber RETS.
5035 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5036 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5037 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5038 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5040 (return_internal): Take a reg rtx rather than the register number.
5042 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5044 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5045 when comparing against estimated_loop_iterations_int return.
5047 2009-09-03 Richard Guenther <rguenther@suse.de>
5049 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5050 eh_personality_libfunc.
5052 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5054 * tree-parloops.c (separate_decls_in_region): Add space.
5056 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5058 * tree-parloops.c (separate_decls_in_region): Change the condition
5059 checking if there are reductions in the loop.
5061 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5063 PR tree-optimization/38275
5064 * tree-parloops.c (parallelize_loops): Replace profitability condition
5065 for expected number of iterations.
5067 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5069 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5070 (bootstrap-debug): Explain conditions in which it becomes default.
5071 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5074 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5076 * doc/invoke.texi (Optimize Options): Move
5077 -finline-small-functions to the -O2 list.
5079 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5081 * toplev.c (process_options): Enable var-tracking-assignments
5082 by default if var-tracking is enabled.
5084 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5086 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5088 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5089 * rtl.h (prev_nonnote_insn_bb): Declare it.
5091 2009-09-03 Diego Novillo <dnovillo@google.com>
5093 * cgraph.c (cgraph_node_for_decl): New.
5094 * cgraph.h (cgraph_node_for_decl): Declare.
5095 * tree.c (host_integerp): Return 0 if T is NULL.
5097 2009-09-03 Diego Novillo <dnovillo@google.com>
5099 * tree.h (struct alias_pair): Move from varasm.c.
5100 (alias_pairs): Likewise.
5101 (TYPE_MAXVAL): Define.
5102 (TYPE_MINVAL): Define.
5103 (iterative_hash_host_wide_int): Declare.
5104 (remove_unreachable_alias_pairs): Declare.
5105 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5106 * diagnostic.c (default_diagnostic_starter): Make extern.
5107 (default_diagnostic_finalizer): Make extern.
5108 * diagnostic.h (default_diagnostic_starter): Declare.
5109 (default_diagnostic_finalizer): Declare.
5110 (default_tree_printer): Declare.
5111 * toplev.c (default_tree_printer): Make extern.
5113 2009-09-03 Richard Guenther <rguenther@suse.de>
5114 Diego Novillo <dnovillo@google.com>
5116 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5117 * cgraphunit.c (cgraph_expand_function): Do not emit
5118 associated thunks from here.
5119 (cgraph_emit_thunks): New.
5120 (cgraph_optimize): Call it.
5121 Return if any IPA pass finds an error.
5122 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5125 2009-09-03 Simon Baldwin <simonb@google.com>
5126 Rafael Espindola <espindola@google.com>
5127 Richard Guenther <rguenther@suse.de>
5128 Doug Kwan <dougkwan@google.com>
5129 Diego Novillo <dnovillo@google.com>
5131 * tree.c: Include tree-pass.h, langhooks-def.h,
5132 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5133 (free_lang_data_in_type): New.
5134 (need_assembler_name_p): New.
5135 (free_lang_data_in_block): New.
5136 (free_lang_data_in_decl): New.
5137 (struct free_lang_data_d): New.
5138 (add_tree_to_fld_list): New.
5139 (find_decls_types_r): New.
5140 (get_eh_types_for_runtime): New.
5141 (find_decls_types_in_eh_region): New.
5142 (find_decls_types_in_node): New.
5143 (find_decls_types_in_var): New.
5144 (free_lang_data_in_cgraph): New.
5145 (free_lang_data): New.
5146 (gate_free_lang_data): New.
5147 (pass_ipa_free_lang_data): New.
5149 2009-09-03 Diego Novillo <dnovillo@google.com>
5151 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5152 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5153 (lang_hooks): Remove const qualifier.
5154 * ipa.c (cgraph_remove_unreachable_nodes): Call
5155 remove_unreachable_alias_pairs.
5156 * except.c (add_type_for_runtime): Check if TYPE has
5157 already been converted.
5158 (lookup_type_for_runtime): Likewise.
5159 (check_handled): Handle converted types.
5160 * varasm.c (remove_unreachable_alias_pairs): New.
5161 * gimple.c: Include demangle.h.
5162 (gimple_decl_printable_name): New.
5163 (gimple_fold_obj_type_ref): New.
5164 * gimple.h (gimple_decl_printable_name): Declare.
5165 (gimple_fold_obj_type_ref): Declare.
5166 * passes.c (init_optimization_passes): Add pass
5167 pass_ipa_free_lang_data.
5168 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5169 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5171 2009-09-03 Diego Novillo <dnovillo@google.com>
5173 * c-lang.c (lang_hooks): Remove const qualifier.
5175 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5177 * doc/install.texi (*-*-freebsd*): Update target information.
5179 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5181 * hard-reg-set.h (call_fixed_regs): Remove.
5182 * reginfo.c (call_fixed_regs): Remove.
5183 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5184 (globalize_reg): Don't use call_fixed_regs.
5185 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5188 2009-09-01 Michael Matz <matz@suse.de>
5190 * expr.h (emit_storent_insn, expand_expr_real_1,
5191 expand_expr_real_2): Declare.
5192 * expr.c (emit_storent_insn, expand_expr_real_1,
5193 expand_expr_real_2): Export.
5194 (store_expr): Setting and evaluating dont_return_target is useless.
5195 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5196 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5197 * except.c (expand_resx_expr): Rename to ...
5198 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5199 * except.h (expand_resx_stmt): Declare.
5200 * stmt.c: Add include gimple.h
5201 (expand_asm_expr): Rename to ...
5202 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5203 (expand_case): Rewrite to take gimple statement.
5204 * tree.h (expand_asm_stmt): Declare.
5205 (expand_case): Change prototype.
5206 * Makefile.in (stmt.o): Depend on gimple.h.
5207 * builtins.c (expand_builtin_synchronize): Build gimple asm
5208 statement, not an ASM_EXPR.
5209 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5210 gimple_to_tree, release_stmt_tree): Remove.
5211 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5212 ggc_free, but hold comparison code and operands separately.
5213 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5214 (expand_call_stmt, expand_gimple_stmt_1,
5215 expand_gimple_stmt): New helpers.
5216 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5217 release_stmt_tree. Call expand_gimple_stmt instead.
5218 (expand_gimple_basic_block): Ditto.
5220 * calls.c (emit_call_1): Don't look at EH regions here, make
5221 fntree parameter useless.
5222 (expand_call): New local rettype for TREE_TYPE(exp), use it
5223 throughout. Remove local p, use addr instead.
5224 Don't look at EH regions here.
5226 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5228 * doc/invoke.texi (-fsched-pressure): Document it.
5229 (-fsched-reg-pressure-heuristic): Remove it.
5231 * reload.c (ira.h): Include.
5232 (find_reloads): Add choosing reload on number of small spilled
5235 * haifa-sched.c (ira.h): Include.
5236 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5237 saved_reg_pressure, curr_reg_live, saved_reg_live,
5238 region_ref_regs): New variables.
5239 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5240 initiate_reg_pressure_info, setup_ref_regs,
5241 initiate_bb_reg_pressure_info, save_reg_pressure,
5242 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5244 (setup_insn_reg_pressure_info): New function.
5245 (rank_for_schedule): Add pressure checking and insn issue time.
5246 Remove comparison of insn reg weights.
5247 (ready_sort): Set insn reg pressure info.
5248 (update_register_pressure, setup_insn_max_reg_pressure,
5249 update_reg_and_insn_max_reg_pressure,
5250 sched_setup_bb_reg_pressure_info): New functions.
5251 (schedule_insn): Add code for printing and updating reg pressure info.
5252 (find_set_reg_weight, find_insn_reg_weight): Remove.
5253 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5254 (debug_ready_list): Print reg pressure info.
5255 (schedule_block): Ditto. Check insn issue time.
5256 (sched_init): Set up sched_pressure_p. Allocate and set up some
5257 reg pressure related info.
5258 (sched_finish): Free some reg pressure related info.
5259 (fix_tick_ready): Make insn always ready if pressure_p.
5260 (init_h_i_d): Don't call find_insn_reg_weight.
5261 (haifa_finish_h_i_d): Free insn reg pressure info.
5263 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5264 ira_memory_move_cost, ira_class_hard_regs,
5265 ira_class_hard_regs_num, ira_no_alloc_regs,
5266 ira_available_class_regs, ira_reg_class_cover_size,
5267 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5269 * ira-lives.c (single_reg_class): Check mode to find how many
5270 registers are necessary for operand.
5271 (ira_implicitly_set_insn_hard_regs): New.
5273 * common.opt (fsched-pressure): New options.
5274 (fsched-reg-pressure-heuristic): Remove.
5276 * ira.c (setup_eliminable_regset): Rename to
5277 ira_setup_eliminable_regset. Make it external.
5278 (expand_reg_info): Pass cover class to setup_reg_classes.
5279 (ira): Call resize_reg_info instead of allocate_reg_info.
5281 * sched-deps.c: Include ira.h.
5282 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5283 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5284 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5285 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5286 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5287 mark_insn_reg_store, mark_insn_reg_clobber,
5288 setup_insn_reg_pressure_info): New.
5289 (sched_analyze_1): Update implicit_reg_pending_uses.
5290 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5291 Use them to create dependencies. Set insn reg uses and pressure
5292 info. Process reg_pending_uses in one place.
5293 (free_deps): Free implicit sets.
5294 (remove_from_deps): Remove implicit sets if necessary. Check
5295 implicit sets when clearing reg_last_in_use.
5296 (init_deps_global): Clear implicit_reg_pending_clobbers and
5297 implicit_reg_pending_uses.
5299 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5300 ira_memory_move_cost, ira_class_hard_regs,
5301 ira_class_hard_regs_num, ira_no_alloc_regs,
5302 ira_available_class_regs, ira_reg_class_cover_size,
5303 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5304 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5305 ira_implicitly_set_insn_hard_regs): New prototypes.
5307 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5308 cost_elements_num): New variables.
5309 (allocno_costs, total_costs): Rename to costs and
5310 total_allocno_costs.
5311 (COSTS_OF_ALLOCNO): Rename to COSTS.
5312 (allocno_pref): Rename to pref.
5313 (allocno_pref_buffer): Rename to pref_buffer.
5314 (common_classes): Rename to regno_cover_class.
5316 (record_reg_classes): Set allocno attributes only if allocno_p.
5317 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5318 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5319 and COSTS_OF_ALLOCNO.
5320 (print_costs): Rename to print_allocno_costs.
5321 (print_pseudo_costs): New.
5322 (process_bb_node_for_costs): Split into 2 functions with new
5323 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5324 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5325 new parameter dump_file. Use cost_elements_num instead of
5326 ira_allocnos_num. Make one iteration if preferred classes were
5327 already calculated for scheduler. Make 2 versions of code
5328 depending on allocno_p.
5329 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5330 regno_cover_class and COSTS instead of common_classes and
5332 (init_costs, finish_costs): New.
5333 (ira_costs): Set up allocno_p and cost_elements_num. Call
5334 init_costs and finish_costs.
5335 (ira_set_pseudo_classes): New.
5337 * rtl.h (allocate_reg_info): Remove.
5338 (resize_reg_info): Change return type.
5339 (reg_cover_class): New.
5340 (setup_reg_classes): Add new parameter.
5342 * sched-int.h (struct deps_reg): New member implicit_sets.
5343 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5344 (INCREASE_BITS): New macro.
5345 (struct reg_pressure_data, struct reg_use_data): New.
5346 (struct _haifa_insn_data): Remove reg_weight. Add members
5347 reg_pressure, reg_use_list, reg_set_list, and
5348 reg_pressure_excess_cost_change.
5349 (struct deps): New member implicit_sets.
5350 (pressure_p): New variable.
5351 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5352 (struct reg_pressure_data, struct reg_use_data): New.
5353 (INSN_REG_WEIGHT): Remove.
5354 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5355 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5356 (sched_init_region_reg_pressure_info,
5357 sched_setup_bb_reg_pressure_info): New prototypes.
5359 * reginfo.c (struct reg_pref): New member coverclass.
5360 (reg_cover_class): New function.
5361 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5362 (reg_info_size): New variable.
5363 (allocate_reg_info): Make static. Setup reg_info_size.
5364 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5365 (setup_reg_classes): Add a new parameter. Setup cover class too.
5367 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5370 * sched-rgn.c (deps_join): Set up implicit_sets.
5371 (schedule_region): Set up region and basic blocks pressure
5374 * passes.c (init_optimization_passes): Move
5375 pass_subregs_of_mode_init before pass_sched.
5377 2009-09-02 Martin Jambor <mjambor@suse.cz>
5379 * tree-sra.c (struct access): New field grp_hint.
5380 (dump_access): Dump grp_hint.
5381 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5383 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5384 those which have been specifically read and somehow written to.
5385 (propagate_subacesses_accross_link): Set grp_hint of right child and
5386 also possibly of the left child.
5388 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5390 * tree-object-size.c (addr_object_size): Always use object_size_type
5391 0 or 2 when determining the pointer pointed object size.
5393 2009-09-02 Richard Guenther <rguenther@suse.de>
5396 2009-08-31 Richard Guenther <rguenther@suse.de>
5398 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5399 to query if the memory regions for memmove overlap.
5400 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5401 asserts on pointers, instead deal with odd trees.
5402 (ptr_derefs_may_alias_p): Likewise.
5403 (refs_may_alias_p_1): Constructor bases also never alias.
5405 2009-08-01 Christian Bruel <christian.bruel@st.com>
5408 2009-07-31 Christian Bruel <christian.bruel@st.com>
5409 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5411 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5413 * doc/invoke.texi (-fvar-tracking-assignments): New.
5414 (-fvar-tracking-assignments-toggle): New.
5415 (-fdump-final-insns=file): Mark filename as optional.
5416 (--param min-nondebug-insn-uid): New.
5417 (-gdwarf-@{version}): Mention version 4.
5418 * opts.c (common_handle_option): Accept it.
5419 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5420 * regrename.c (regrename_optimize): Drop last. Don't count debug
5421 insns as uses. Don't reject change because of debug insn.
5422 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5423 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5424 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5425 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5426 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5427 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5428 * doc/gimple.texi (is_gimple_debug): New.
5429 (gimple_debug_bind_p): New.
5430 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5431 * doc/install.texi (bootstrap-debug): More details.
5432 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5433 (bootstrap-debug-lib): More details.
5434 (bootstrap-debug-ckovw): Update.
5435 (bootstrap-time): New.
5436 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5437 (insert_phi_nodes_for): Insert debug stmts.
5438 (rewrite_stmt): Take iterator. Insert debug stmts.
5439 (rewrite_enter_block): Adjust.
5440 (maybe_replace_use_in_debug_stmt): New.
5441 (rewrite_update_stmt): Use it.
5442 (mark_use_interesting): Return early for debug stmts.
5443 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5444 stmts before replacing stmt.
5445 (move_computations_stmt): Likewise.
5446 * ira-conflicts.c (add_copies): Skip debug insns.
5447 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5448 (regstat_bb_compute_ri): Skip debug insns.
5449 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5450 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5451 check_loop_closed_ssa_stmt): Skip debug stmts.
5452 * tree-tailcall.c (find_tail_calls): Likewise.
5453 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5454 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5455 (build_var_debug_value_stat): Declare.
5456 (build_var_debug_value): Define.
5457 (target_for_debug_bind): Declare.
5458 * reload.c (find_equiv_reg): Skip debug insns.
5459 * rtlanal.c (reg_used_between_p): Skip debug insns.
5460 (side_effects_p): Likewise.
5461 (canonicalize_condition): Likewise.
5462 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5463 insns never depend on debug insns.
5464 (create_ddg_dep_no_link): Likewise.
5465 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5466 Don't add inter-loop dependencies for debug insns.
5467 (build_intra_loop_deps): Likewise.
5468 (create_ddg): Count debug insns.
5469 * ddg.h (struct ddg::num_debug): New.
5470 (num_backargs): Pair up with previous int field.
5471 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5472 -fcompare-debug-second.
5473 * final.c (get_attr_length_1): Skip debug insns.
5474 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5475 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5476 (driver_self_specs): Map -fdump-final-insns to
5477 -fdump-final-insns=..
5478 (get_local_tick): New.
5479 (compare_debug_dump_opt_spec_function): Test for . argument and
5480 compute output name. Compute temp output spec without flag name.
5481 Compute -frandom-seed.
5482 (OPT): Undef after use.
5483 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5484 (average_num_loop_insns): Likewise.
5485 * params.h (MIN_NONDEBUG_INSN_UID): New.
5486 * gimple.def (GIMPLE_DEBUG): New.
5487 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5488 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5489 (merge_in_block): Fix whitespace.
5490 * toplev.c (flag_var_tracking): Update comment.
5491 (flag_var_tracking_assignments): New.
5492 (flag_var_tracking_assignments_toggle): New.
5493 (process_options): Don't open final insns dump file if we're not
5494 going to write to it. Compute defaults for var_tracking.
5495 * df-scan.c (df_insn_rescan_debug_internal): New.
5496 (df_uses_record): Handle debug insns.
5497 * haifa-sched.c (ready): Initialize n_debug.
5498 (contributes_to_priority): Skip debug insns.
5499 (dep_list_size): New.
5501 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5502 they're ready. Disregard previous debug insns to make decisions.
5503 (queue_insn): Never queue debug insns.
5504 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5505 (schedule_insn): Don't reject debug insns because of issue rate.
5506 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5507 (queue_to_ready): Skip and discount debug insns.
5508 (choose_ready): Let debug insns through.
5509 (schedule_block): Check boundary debug insns. Discount debug
5510 insns, schedule them early. Adjust whitespace.
5511 (set_priorities): Check for boundary debug insns.
5512 (add_jump_dependencies): Use dep_list_size.
5513 (prev_non_location_insn): New.
5514 (check_cfg): Use it.
5515 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5517 (remove_unused_ivs): Reset debug stmts.
5518 * modulo-sched.c (const_iteration_count): Skip debug insns.
5519 (res_MII): Discount debug insns.
5520 (loop_single_full_bb_p): Skip debug insns.
5521 (sms_schedule): Likewise.
5522 (sms_schedule_by_order): Likewise.
5523 (ps_has_conflicts): Likewise.
5524 * caller-save.c (refmarker_fn): New.
5525 (save_call_clobbered_regs): Replace regs with saved mem in
5527 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5528 Call refmarker_fn mark for hardregnos.
5529 (mark_reg_as_referenced): New.
5530 (replace_reg_with_saved_mem): New.
5531 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5532 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5534 (cse_extended_basic_block): Skip debug insns.
5535 (count_reg_usage): Likewise.
5536 (is_dead_reg): New, split out of...
5537 (set_live_p): ... here.
5538 (insn_live_p): Use it for debug insns.
5539 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5540 (execute_optimize_stdarg): Likewise.
5541 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5542 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5543 changes in debug stmts as changes.
5544 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5545 (moveup_expr): Don't move across debug insns. Don't move
5546 debug insn if it would create a bookkeeping block.
5547 (moveup_expr_cached): Don't use cache for debug insns that
5548 are heads of blocks.
5549 (compute_av_set_inside_bb): Skip debug insns.
5550 (sel_rank_for_schedule): Schedule debug insns first. Remove
5552 (block_valid_for_bookkeeping_p); Support lax searches.
5553 (create_block_for_bookkeeping): Adjust block numbers when
5554 encountering debug-only blocks.
5555 (find_place_for_bookkeeping): Deal with debug-only blocks.
5556 (generate_bookkeeping_insn): Accept no place to insert.
5557 (remove_temp_moveop_nops): New argument full_tidying.
5558 (prepare_place_to_insert): Deal with debug insns.
5559 (advance_state_on_fence): Debug insns don't start cycles.
5560 (update_boundaries): Take fence as argument. Deal with
5562 (schedule_expr_on_boundary): No full_tidying on debug insns.
5563 (fill_insns): Deal with debug insns.
5564 (track_scheduled_insns_and_blocks): Don't count debug insns.
5565 (need_nop_to_preserve_insn_bb): New, split out of...
5566 (remove_insn_from_stream): ... this.
5567 (fur_orig_expr_not_found): Skip debug insns.
5568 * rtl.def (VALUE): Move up.
5570 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5571 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5572 Set it if debug stmts are found.
5573 (statement_sink_location): Skip debug stmts. Propagate
5574 moving defs into debug stmts.
5575 * ifcvt.c (first_active_insn): Skip debug insns.
5576 (last_active_insns): Likewise.
5577 (cond_exec_process_insns): Likewise.
5578 (noce_process_if_block): Likewise.
5579 (check_cond_move_block): Likewise.
5580 (cond_move_convert_if_block): Likewise.
5581 (block_jumps_and_fallthru_p): Likewise.
5582 (dead_or_predicable): Likewise.
5583 * dwarf2out.c (debug_str_hash_forced): New.
5584 (find_AT_string): Add comment.
5585 (gen_label_for_indirect_string): New.
5586 (get_debug_string_label): New.
5587 (AT_string_form): Use it.
5588 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5589 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5590 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5591 several operations that cannot be represented with DWARF opcodes.
5592 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5593 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5594 (dwarf2out_var_location): Take during-call mark into account.
5595 (output_indirect_string): Update comment. Output if there are
5596 label and references.
5597 (prune_indirect_string): New.
5598 (prune_unused_types): Call it if debug_str_hash_forced.
5599 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5600 (dw_long_long_const): Remove.
5601 (struct dw_val_struct): Change val_long_long type to rtx.
5602 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5603 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5604 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5605 component instead of HOST_BITS_PER_LONG.
5606 (output_loc_operands): Likewise. For const8* assert
5607 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5608 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5609 rather than HOST_BITS_PER_LONG is >= 64.
5610 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5612 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5613 HOST_BITS_PER_LONG for dw_val_class_long_long.
5614 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5615 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5616 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5618 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5619 Handle DW_OP_implicit_value.
5620 (extract_int): Move prototype earlier.
5621 (mem_loc_descriptor): For SUBREG punt if inner
5622 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5623 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5624 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5625 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5626 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5627 instead of Pmode size.
5628 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5629 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5630 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5631 (concat_loc_descriptor, concatn_loc_descriptor,
5632 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5633 (add_location_or_const_value_attribute): Likewise. For single
5634 location loc_lists attempt to use add_const_value_attribute
5635 for constant decls. Add DW_AT_const_value even if
5636 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5638 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5639 (control_flow_insn_p): Likewise.
5640 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5641 (separate_decls_in_region_debug_bind): New.
5642 (separate_decls_in_region): Process debug bind stmts afterwards.
5643 * recog.c (verify_changes): Handle debug insns.
5644 (extract_insn): Likewise.
5645 (peephole2_optimize): Skip debug insns.
5646 * dse.c (scan_insn): Skip debug insns.
5647 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5649 (setup_id_for_insn): Handle debug insns.
5650 (maybe_tidy_empty_bb): Adjust whitespace.
5651 (tidy_control_flow): Skip debug insns.
5652 (sel_remove_insn): Adjust for debug insns.
5653 (sel_estimate_number_of_insns): Skip debug insns.
5654 (create_insn_rtx_from_pattern): Handle debug insns.
5655 (create_copy_of_insn_rtx): Likewise.
5656 * sel-sched-.h (sel_bb_end): Declare.
5657 (sel_bb_empty_or_nop_p): New.
5658 (get_all_loop_exits): Use it.
5659 (_eligible_successor_edge_p): Likewise.
5660 (return_nop_to_pool): Adjust.
5661 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5662 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5663 * gimple-pretty-print.c (dump_gimple_debug): New.
5664 (dump_gimple_stmt): Use it.
5665 (dump_bb_header): Skip gimple debug stmts.
5666 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5667 (fixup_match_2): Likewise.
5668 (regmove_backward_pass): Likewise. Simplify combined
5669 replacement. Handle debug insns.
5670 * function.c (instantiate_virtual_regs): Handle debug insns.
5671 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5672 * print-rtl.h: Include cselib.h.
5673 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5674 * df.h (df_inns_rescan_debug_internal): Declare.
5675 * gcse.c (alloc_hash_table): Estimate n_insns.
5676 (cprop_insn): Don't regard debug insns as changes.
5677 (bypass_conditional_jumps): Skip debug insns.
5678 (one_pre_gcse_pass): Adjust.
5679 (one_code_hoisting_pass): Likewise.
5680 (compute_ld_motion_mems): Skip debug insns.
5681 (one_cprop_pass): Adjust.
5682 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5683 (if_convertible_stmt_p): Handle debug stmts.
5684 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5685 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5686 * ira-build.c (create_bb_allocnos): Skip debug insns.
5687 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5688 (has_single_use): Likewise.
5689 (single_imm_use): Likewise.
5690 (num_imm_uses): Likewise.
5691 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5692 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5693 (create_outofssa_var_map): Likewise.
5694 * lower-subreg.c (adjust_decomposed_uses): New.
5695 (resolve_debug): New.
5696 (decompose_multiword_subregs): Use it.
5697 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5698 * emit-rtl.c: Include params.h.
5699 (cur_debug_insn_uid): Define.
5700 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5701 (copy_rtx_if_shared_1): Handle debug insns.
5702 (reset_used_flags): Likewise.
5703 (set_used_flags): LIkewise.
5704 (get_max_insn_count): New.
5705 (next_nondebug_insn): New.
5706 (prev_nondebug_insn): New.
5707 (make_debug_insn_raw): New.
5708 (emit_insn_before_noloc): Handle debug insns.
5709 (emit_jump_insn_before_noloc): Likewise.
5710 (emit_call_insn_before_noloc): Likewise.
5711 (emit_debug_insn_before_noloc): New.
5712 (emit_insn_after_noloc): Handle debug insns.
5713 (emit_jump_insn_after_noloc): Likewise.
5714 (emit_call_insn_after_noloc): Likewise.
5715 (emit_debug_insn_after_noloc): Likewise.
5716 (emit_insn_after): Take loc from earlier non-debug insn.
5717 (emit_jump_insn_after): Likewise.
5718 (emit_call_insn_after): Likewise.
5719 (emit_debug_insn_after_setloc): New.
5720 (emit_debug_insn_after): New.
5721 (emit_insn_before): Take loc from later non-debug insn.
5722 (emit_jump_insn_before): Likewise.
5723 (emit_call_insn_before): Likewise.
5724 (emit_debug_insn_before_setloc): New.
5725 (emit_debug_insn_before): New.
5726 (emit_insn): Handle debug insns.
5727 (emit_debug_insn): New.
5728 (emit_jump_insn): Handle debug insns.
5729 (emit_call_insn): Likewise.
5731 (init_emit): Take min-nondebug-insn-uid into account.
5732 Initialize cur_debug_insn_uid.
5733 (emit_copy_of_insn_after): Handle debug insns.
5734 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5735 location of single rhs in place.
5736 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5737 (floor_sdiv_adjust): New.
5738 (cell_sdiv_adjust): New.
5739 (cell_udiv_adjust): New.
5740 (round_sdiv_adjust): New.
5741 (round_udiv_adjust): New.
5742 (wrap_constant): Moved from cselib.
5743 (unwrap_constant): New.
5744 (expand_debug_expr): New.
5745 (expand_debug_locations): New.
5746 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5748 (gimple_expand_cfg): Expand debug locations.
5749 * cselib.c: Include tree-pass.h.
5750 (struct expand_value_data): New.
5751 (cselib_record_sets_hook): New.
5752 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5753 (cselib_clear_table): Move, and implemnet in terms of...
5754 (cselib_reset_table_with_next_value): ... this.
5755 (cselib_get_next_unknown_value): New.
5756 (discard_useless_locs): Don't discard preserved values.
5757 (cselib_preserve_value): New.
5758 (cselib_preserved_value_p): New.
5759 (cselib_preserve_definitely): New.
5760 (cselib_clear_preserve): New.
5761 (cselib_preserve_only_values): New.
5762 (new_cselib_val): Take rtx argument. Dump it in details.
5763 (cselib_lookup_mem): Adjust.
5764 (expand_loc): Take regs_active in struct. Adjust. Silence
5765 dumps unless details are requested.
5766 (cselib_expand_value_rtx_cb): New.
5767 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5768 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5769 without details. Copy more subregs. Try to resolve values
5770 using a callback. Wrap constants.
5771 (cselib_subst_to_values): Adjust.
5772 (cselib_log_lookup): New.
5773 (cselib_lookup): Call it.
5774 (cselib_invalidate_regno): Don't count preserved values as useless.
5775 (cselib_invalidate_mem): Likewise.
5776 (cselib_record_set): Likewise.
5777 (struct set): Renamed to cselib_set, moved to cselib.h.
5778 (cselib_record_sets): Adjust. Call hook.
5779 (cselib_process_insn): Reset table when it would be cleared.
5780 (dump_cselib_val): New.
5781 (dump_cselib_table): New.
5782 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5783 (remove_forwarder_block): Support moving debug stmts.
5784 * cselib.h (cselib_record_sets_hook): Declare.
5785 (cselib_expand_callback): New type.
5786 (cselib_expand_value_rtx_cb): Declare.
5787 (cselib_reset_table_with_next_value): Declare.
5788 (cselib_get_next_unknown_value): Declare.
5789 (cselib_preserve_value): Declare.
5790 (cselib_preserved_value_p): Declare.
5791 (cselib_preserve_only_values): Declare.
5792 (dump_cselib_table): Declare.
5793 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5794 (try_crossjump_to_edge): Likewise.
5795 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5796 dominated blocks when debug stmts are present.
5797 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5798 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5799 (set_var_live_on_entry): Likewise.
5800 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5801 * cfglayout.c (curr_location, last_location): Make static.
5802 (set_curr_insn_source_location): Don't avoid bouncing.
5803 (get_curr_insn_source_location): New.
5804 (get_curr_insn_block): New.
5805 (duplicate_insn_chain): Handle debug insns.
5806 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5808 * common.opt (fcompare-debug): Move to sort order.
5809 (fdump-unnumbered-links): Likewise.
5810 (fvar-tracking-assignments): New.
5811 (fvar-tracking-assignments-toggle): New.
5812 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5813 because of debug stmts.
5814 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5815 (eliminate_unnecessary_stmts): Walk dominated blocks before
5817 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5818 * ira.c (memref_used_between_p): Skip debug insns.
5819 (update_equiv_regs): Likewise.
5820 * sched-deps.c (sd_lists_size): Accept empty list.
5821 (sd_init_insn): Mark debug insns.
5822 (sd_finish_insn): Unmark them.
5823 (sd_add_dep): Reject non-debug deps on debug insns.
5824 (fixup_sched_groups): Give debug insns group treatment.
5826 (sched_analyze_reg): Don't mark debug insns for sched before call.
5827 (sched_analyze_2): Handle debug insns.
5828 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5830 (deps_analyze_insn): Handle debug insns.
5831 (deps_start_bb): Skip debug insns.
5832 (init_deps): Initialize last_debug_insn.
5833 * tree-ssa.c (target_for_debug_bind): New.
5834 (find_released_ssa_name): New.
5835 (propagate_var_def_into_debug_stmts): New.
5836 (propagate_defs_into_debug_stmts): New.
5837 (verify_ssa): Skip debug bind stmts without values.
5838 (warn_uninialized_vars): Skip debug stmts.
5839 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5840 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5841 (rtx_equal_p): Likewise.
5842 * ira-costs.c (scan_one_insn): Skip debug insns.
5843 (process_bb_node_for_hard_reg_moves): Likewise.
5844 * rtl.h (DEBUG_INSN_P): New.
5845 (NONDEBUG_INSN_P): New.
5846 (MAY_HAVE_DEBUG_INSNS): New.
5847 (INSN_P): Accept debug insns.
5848 (RTX_FRAME_RELATED_P): Likewise.
5849 (INSN_DELETED_P): Likewise
5850 (PAT_VAR_LOCATION_DECL): New.
5851 (PAT_VAR_LOCATION_LOC): New.
5852 (PAT_VAR_OCATION_STATUS): New.
5853 (NOTE_VAR_LOCATION_DECL): Reimplement.
5854 (NOTE_VAR_LOCATION_LOC): Likewise.
5855 (NOTE_VAR_LOCATION_STATUS): Likewise.
5856 (INSN_VAR_LOCATION): New.
5857 (INSN_VAR_LOCATION_DECL): New.
5858 (INSN_VAR_LOCATION_LOC): New.
5859 (INSN_VAR_LOCATION_STATUS): New.
5860 (gen_rtx_UNKNOWN_VAR_LOC): New.
5861 (VAR_LOC_UNKNOWN_P): New.
5862 (NOTE_DURING_CALL_P): New.
5863 (SCHED_GROUP_P): Accept debug insns.
5864 (emit_debug_insn_before): Declare.
5865 (emit_debug_insn_before_noloc): Declare.
5866 (emit_debug_insn_beore_setloc): Declare.
5867 (emit_debug_insn_after): Declare.
5868 (emit_debug_insn_after_noloc): Declare.
5869 (emit_debug_insn_after_setloc): Declare.
5870 (emit_debug_insn): Declare.
5871 (make_debug_insn_raw): Declare.
5872 (prev_nondebug_insn): Declare.
5873 (next_nondebug_insn): Declare.
5874 (delegitimize_mem_from_attrs): Declare.
5875 (get_max_insn_count): Declare.
5876 (wrap_constant): Declare.
5877 (unwrap_constant): Declare.
5878 (get_curr_insn_source_location): Declare.
5879 (get_curr_insn_block): Declare.
5880 * tree-inline.c (insert_debug_decl_map): New.
5881 (processing_debug_stmt): New.
5882 (remap_decl): Don't create new mappings in debug stmts.
5883 (remap_gimple_op_r): Don't add references in debug stmts.
5884 (copy_tree_body_r): Likewise.
5885 (remap_gimple_stmt): Handle debug bind stmts.
5886 (copy_bb): Skip debug stmts.
5887 (copy_edges_for_bb): Likewise.
5888 (copy_debug_stmt): New.
5889 (copy_debug_stmts): New.
5890 (copy_body): Copy debug stmts at the end.
5891 (insert_init_debug_bind): New.
5892 (insert_init_stmt): Take id. Skip and emit debug stmts.
5893 (setup_one_parameter): Remap variable earlier, register debug mapping.
5894 (estimate_num_insns): Skip debug stmts.
5895 (expand_call_inline): Preserve debug_map.
5896 (optimize_inline_calls): Check for no debug_stmts left-overs.
5897 (unsave_expr_now): Preserve debug_map.
5898 (copy_gimple_seq_and_replace_locals): Likewise.
5899 (tree_function_versioning): Check for no debug_stmts left-overs.
5900 Init and destroy debug_map as needed. Split edges unconditionally.
5901 (build_duplicate_type): Init and destroy debug_map as needed.
5902 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5903 (struct copy_body_data): Add debug_stmts and debug_map.
5904 * sched-int.h (struct ready_list): Add n_debug.
5905 (struct deps): Add last_debug_insn.
5906 (DEBUG_INSN_SCHED_P): New.
5907 (BOUNDARY_DEBUG_INSN_P): New.
5908 (SCHEDULE_DEBUG_INSN_P): New.
5909 (sd_iterator_cond): Accept empty list.
5910 * combine.c (create_log_links): Skip debug insns.
5911 (combine_instructions): Likewise.
5912 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5913 return value is always unshared.
5914 (struct rtx_subst_pair): New.
5915 (auto_adjust_pair): New.
5916 (propagate_for_debug_subst): New.
5917 (propagate_for_debug): New.
5918 (try_combine): Skip debug insns. Propagate removed defs into
5920 (next_nonnote_nondebug_insn): New.
5921 (distribute_notes): Use it. Skip debug insns.
5922 (distribute_links): Skip debug insns.
5923 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5924 * resource.c (mark_target_live_regs): Likewise.
5925 * var-tracking.c: Include cselib.h and target.h.
5926 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5928 (micro_operation_type_name): New.
5929 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5930 (struct micro_operation_def): Update comments.
5931 (decl_or_value): New type. Use instead of decls.
5932 (struct emit_note_data_def): Add vars.
5933 (struct attrs_def): Use decl_or_value.
5934 (struct variable_tracking_info_def): Add permp, flooded.
5935 (struct location_chain_def): Update comment.
5936 (struct variable_part_def): Use decl_or_value.
5937 (struct variable_def): Make var_part a variable length array.
5939 (scratch_regs): New.
5940 (cselib_hook_called): New.
5941 (dv_is_decl_p): New.
5942 (dv_is_value_p): New.
5945 (dv_as_opaque): New.
5946 (dv_onepart_p): New.
5948 (IS_DECL_CODE): New.
5949 (check_value_is_not_decl): New.
5950 (dv_from_decl): New.
5951 (dv_from_value): New.
5952 (dv_htab_hash): New.
5953 (variable_htab_hash): Use it.
5954 (variable_htab_eq): Support values.
5955 (variable_htab_free): Free from the right pool.
5956 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5957 (attrs_list_union): Adjust.
5958 (attrs_list_mpdv_union): New.
5959 (tie_break_pointers): New.
5960 (canon_value_cmp): New.
5961 (unshare_variable): Return possibly-modified slot.
5962 (vars_copy_1): Adjust.
5963 (var_reg_decl_set): Adjust. Split out of...
5964 (var_reg_set): ... this.
5965 (get_init_value): Adjust.
5966 (var_reg_delete_and_set): Adjust.
5967 (var_reg_delete): Adjust.
5968 (var_regno_delete): Adjust.
5969 (var_mem_decl_set): Split out of...
5970 (var_mem_set): ... this.
5971 (var_mem_delete_and_set): Adjust.
5972 (var_mem_delete): Adjust.
5976 (variable_union): Adjust. Speed up merge of 1-part vars.
5977 (variable_canonicalize): Use unshared slot.
5978 (VALUED_RECURSED_INTO): New.
5979 (find_loc_in_1pdv): New.
5980 (struct dfset_merge): New.
5981 (insert_into_intersection): New.
5982 (intersect_loc_chains): New.
5984 (canonicalize_loc_order_check): New.
5985 (canonicalize_values_mark): New.
5986 (canonicalize_values_star): New.
5987 (variable_merge_over_cur): New.
5988 (variable_merge_over_src): New.
5989 (dataflow_set_merge): New.
5990 (dataflow_set_equiv_regs): New.
5991 (remove_duplicate_values): New.
5992 (struct dfset_post_merge): New.
5993 (variable_post_merge_new_vals): New.
5994 (variable_post_merge_perm_vals): New.
5995 (dataflow_post_merge_adjust): New.
5996 (find_mem_expr_in_1pdv): New.
5997 (dataflow_set_preserve_mem_locs): New.
5998 (dataflow_set_remove_mem_locs): New.
5999 (dataflow_set_clear_at_call): New.
6000 (onepart_variable_different_p): New.
6001 (variable_different_p): Use it.
6002 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6003 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6005 (track_loc_p): Pass it true.
6006 (struct count_use_info): New.
6007 (find_use_val): New.
6008 (replace_expr_with_values): New.
6010 (use_type): New, partially split out of...
6011 (count_uses): ... this. Count new micro-ops.
6012 (count_uses_1): Adjust.
6013 (count_stores): Adjust.
6014 (count_with_sets): New.
6015 (VAL_NEEDS_RESOLUTION): New.
6016 (VAL_HOLDS_TRACK_EXPR): New.
6017 (VAL_EXPR_IS_COPIED): New.
6018 (VAL_EXPR_IS_CLOBBERED): New.
6019 (add_uses): Adjust. Generate new micro-ops.
6020 (add_uses_1): Adjust.
6021 (add_stores): Generate new micro-ops.
6022 (add_with_sets): New.
6023 (find_src_status): Adjust.
6024 (find_src_set_src): Adjust.
6025 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6026 Handle new micro-ops. Canonicalize value equivalances.
6027 (vt_find_locations): Compute total size of hash tables for
6028 dumping. Perform merge for var-tracking-assignments. Don't
6029 disregard single-block loops.
6030 (dump_attrs_list): Handle decl_or_value.
6031 (dump_variable): Take variable. Deal with decl_or_value.
6032 (dump_variable_slot): New.
6033 (dump_vars): Use it.
6034 (dump_dataflow_sets): Adjust.
6035 (set_slot_part): New, extended to support one-part variables
6036 after splitting out of...
6037 (set_variable_part): ... this.
6038 (clobber_slot_part): New, split out of...
6039 (clobber_variable_part): ... this.
6040 (delete_slot_part): New, split out of...
6041 (delete_variable_part): .... this.
6042 (check_wrap_constant): New.
6043 (vt_expand_loc_callback): New.
6044 (vt_expand_loc): New.
6045 (emit_note_insn_var_location): Adjust. Handle values. Handle
6046 EMIT_NOTE_AFTER_CALL_INSN.
6047 (emit_notes_for_differences_1): Adjust. Handle values.
6048 (emit_notes_for_differences_2): Likewise.
6049 (emit_notes_for_differences): Adjust.
6050 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6051 Adjust. Handle new micro-ops.
6052 (vt_add_function_parameters): Adjust. Create and bind values.
6053 (vt_initialize): Adjust. Initialize scratch_regs and
6054 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6055 operations. Move some code to count_with_sets and add_with_sets.
6056 (delete_debug_insns): New.
6057 (vt_debug_insns_local): New.
6058 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6060 (var_tracking_main): If var-tracking-assignments is enabled
6061 but var-tracking isn't, delete debug insns and leave. Likewise
6062 if we exceed limits or fail the stack adjustments tests, and
6063 after all var-tracking processing.
6064 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6065 (dataflow_set): Add traversed_vars.
6066 (value_chain, const_value_chain): New typedefs.
6067 (value_chain_pool, value_chains): New variables.
6068 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6069 add_value_chains, add_cselib_value_chains, remove_value_chain,
6070 remove_value_chains, remove_cselib_value_chains): New functions.
6071 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6072 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6074 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6075 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6076 (dst_can_be_shared): New variable.
6077 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6078 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6079 different from set->vars, look up slot again instead of using the
6081 (dataflow_set_init): Initialize traversed_vars.
6082 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6083 lookup if set->vars is shared. Don't keep slot cleared before
6084 calling unshare_variable. Unshare set->vars if needed. Adjust
6085 unshare_variable callers. Clear dst_can_be_shared if needed.
6086 Even ->refcount == 1 vars must be unshared if set->vars is shared
6087 and var needs to be modified.
6088 (dataflow_set_union): Set traversed_vars during canonicalization.
6089 (VALUE_CHANGED, DECL_CHANGED): Define.
6090 (set_dv_changed, dv_changed_p): New static inlines.
6091 (track_expr_p): Clear DECL_CHANGED.
6092 (dump_dataflow_sets): Set it.
6093 (variable_was_changed): Call set_dv_changed.
6094 (emit_note_insn_var_location): Likewise.
6095 (changed_variables_stack): New variable.
6096 (check_changed_vars_1, check_changed_vars_2): New functions.
6097 (emit_notes_for_changes): Do nothing if changed_variables is
6098 empty. Traverse changed_variables with check_changed_vars_1,
6099 call check_changed_vars_2 on each changed_variables_stack entry.
6100 (emit_notes_in_bb): Add SET argument. Just clear it at the
6101 beginning, use it instead of local &set, don't destroy it at the end.
6102 (vt_emit_notes): Call dataflow_set_clear early on all
6103 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6104 computed set, dataflow_set_clear also VTI(bb)->in when we are
6105 done with the basic block. Initialize changed_variables_stack,
6106 free it afterwards. If ENABLE_CHECKING verify that after noting
6107 differences to an empty set value_chains hash table is empty.
6108 (vt_initialize): Initialize value_chains and value_chain_pool.
6109 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6110 (variable_tracking_main): Call dump_dataflow_sets before calling
6111 vt_emit_notes, not after it.
6112 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6113 (propagate_var_def_into_debug_stmts): Declare.
6114 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6115 (df_set_note): Reject debug insns.
6116 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6117 add notes to debug insns.
6118 (df_note_bb_compute): Adjust. Likewise.
6119 (df_simulate_uses): Skip debug insns.
6120 (df_simulate_initialize_backwards): Likewise.
6121 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6122 (subst_stack_regs_pat): Reject debug insns.
6123 (convert_regs_1): Handle debug insns.
6124 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6125 (print-rtl.o): Depend on cselib.h.
6126 (cselib.o): Depend on TREE_PASS_H.
6127 (var-tracking.o): Depend on cselib.h and TARGET_H.
6128 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6129 (init_ready_list): Skip boundary debug insns.
6130 (add_branch_dependences): Skip debug insns.
6131 (free_block_dependencies): Check for blocks with only debug insns.
6132 (compute_priorities): Likewise.
6133 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6134 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6136 (gimple_build_debug_bind_stat): New.
6137 (empty_body_p): Skip debug stmts.
6138 (gimple_has_side_effects): Likewise.
6139 (gimple_rhs_has_side_effects): Likewise.
6140 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6141 (gimple_build_debug_bind_stat): Declare.
6142 (gimple_build_debug_bind): Define.
6143 (is_gimple_debug): New.
6144 (gimple_debug_bind_p): New.
6145 (gimple_debug_bind_get_var): New.
6146 (gimple_debug_bind_get_value): New.
6147 (gimple_debug_bind_get_value_ptr): New.
6148 (gimple_debug_bind_set_var): New.
6149 (gimple_debug_bind_set_value): New.
6150 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6151 (gimple_debug_bind_reset_value): New.
6152 (gimple_debug_bind_has_value_p): New.
6153 (gsi_next_nondebug): New.
6154 (gsi_prev_nondebug): New.
6155 (gsi_start_nondebug_bb): New.
6156 (gsi_last_nondebug_bb): New.
6157 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6158 (print_insn): Handle DEBUG_INSN.
6159 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6160 of first insn prevail.
6161 (first_stmt): Skip debug stmts.
6162 (first_non_label_stmt): Likewise.
6163 (last_stmt): Likewise.
6164 (has_zero_uses_1): New.
6165 (single_imm_use_1): New.
6166 (verify_gimple_debug): New.
6167 (verify_types_in_gimple_stmt): Handle debug stmts.
6168 (verify_stmt): Likewise.
6169 (debug_loop_num): Skip debug stmts.
6170 (remove_edge_and_dominated_blocks): Remove dominators last.
6171 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6172 (linearize_expr): Likewise.
6173 * config/i386/i386.c (ix86_delegitimize_address): Call
6174 default implementation.
6175 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6176 (group_barrier_needed): Skip debug insns.
6177 (emit_insn_group_barriers): Likewise.
6178 (emit_all_insn_group_barriers): Likewise.
6179 (ia64_variable_issue): Handle debug insns.
6180 (ia64_dfa_new_cycle): Likewise.
6181 (final_emit_insn_group_barriers): Skip debug insns.
6182 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6183 def cfa without frame.
6184 (process_set): Likewise.
6185 (process_for_unwind_directive): Pass frame on.
6186 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6187 (rs6000_delegitimize_address): New.
6188 (rs6000_debug_adjust_cost): Handle debug insns.
6189 (is_microcoded_insn): Likewise.
6190 (is_cracked_insn): Likewise.
6191 (is_nonpipeline_insn): Likewise.
6192 (insn_must_be_first_in_group): Likewise.
6193 (insn_must_be_last_in_group): Likewise.
6194 (force_new_group): Likewise.
6195 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6196 contains only debug insns.
6197 (rtl_merge_blocks): Skip debug insns.
6198 (purge_dead_edges): Likewise.
6199 (rtl_block_ends_with_call_p): Skip debug insns.
6200 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6201 (mark_reg_dependencies): Skip debug insns.
6202 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6203 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6204 * tree-ssa-threadedge.c
6205 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6206 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6207 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6208 (copyprop_hardreg_forward_1): Handle debug insns.
6209 * reload1.c (reload): Skip debug insns. Replace unassigned
6210 pseudos in debug insns with their equivalences.
6211 (eliminate_regs_in_insn): Skip debug insns.
6212 (emit_input_reload_insns): Skip debug insns at first, adjust
6214 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6215 (get_indirect_ref_operands): Pass opf_no_vops on.
6216 (get_expr_operands): Likewise. Skip debug stmts.
6217 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6219 2009-09-01 Richard Henderson <rth@redhat.com>
6221 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6222 stmt_ends_pp_p statements at least once.
6223 * tree-vrp.c (vrp_initialize): Likewise.
6224 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6226 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6229 Fix AIX bootstrap after PR debug/30161
6230 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6231 that is a GNU extension.
6232 (tmpl_value_parm_die_table): Move the definition of this global
6233 outside #ifdef DWARF2_DEBUGGING_INFO region.
6235 2009-09-01 Richard Guenther <rguenther@suse.de>
6237 * tree.c (tree_expr_size): New function.
6238 * tree.h (tree_expr_size): Declare.
6239 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6240 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6241 * langhooks.c (lhd_expr_size): Remove.
6242 * langhooks.h (struct lang_hooks): Remove expr_size.
6243 * explow.c (expr_size): Use tree_expr_size.
6244 (int_expr_size): Likewise.
6245 * langhooks-def.h (lhd_expr_size): Remove.
6246 (LANG_HOOKS_EXPR_SIZE): Likewise.
6247 (LANG_HOOKS_INITIALIZER): Adjust.
6249 2009-09-01 Richard Guenther <rguenther@suse.de>
6251 * tree-flow.h (mark_addressable): Move declaration ...
6252 * tree.h (mark_addressable): ... here.
6253 * stmt.c (expand_asm_operands): Use mark_addressable, not
6254 lang_hooks.mark_addressable.
6255 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6256 LANG_HOOKS_MARK_ADDRESSABLE.
6257 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6258 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6260 2009-08-31 Chris Demetriou <cgd@google.com>
6262 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6263 vectorize if not TARGET_SSE2.
6265 2009-08-31 DJ Delorie <dj@redhat.com>
6267 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6268 registers if no coprocessor is enabled.
6270 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6273 * cgraph.h (cgraph_get_node): Declare ...
6274 * cgraph.c (cgraph_get_node): ... new function.
6275 * dwarf2out.c (gen_generic_params_dies,
6276 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6277 make_ith_pack_parameter_name,
6278 append_entry_to_tmpl_value_parm_die_table,
6279 gen_remaining_tmpl_value_param_die_attribute): New functions.
6280 (gen_subprogram_die): Generate debug info for template parameters
6281 if debug info level is higher than DINFO_LEVEL_TERSE.
6282 Use tree_add_const_value_attribute_for_decl instead of
6283 tree_add_const_value_attribute.
6284 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6285 instead of tree_add_const_value_attribute.
6286 (gen_struct_or_union_type_die): Generate debug
6287 info for template parameters if debug info level is higher than
6289 (tree_add_const_value_attribute): Handle integral and pointer
6290 constants. Update comment.
6291 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6292 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6293 (reference_to_unused): Fix thinko. Remove redundant predicates from
6295 (tree_add_const_value_attribute): Make this work for constant
6297 tree_add_const_value_attribute_for_decl is to be used for variable
6299 (add_location_or_const_value_attribute): Use
6300 tree_add_const_value_attribute_for_decl now.
6301 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6302 DW_TAG_template_value_param DIEs after function DIEs have been
6304 * langhooks.h (lang_hooks_for_types): Add
6305 get_argument_pack_elems.
6306 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6307 (lang_hooks): Added get_innermost_generic_parms,
6308 get_innermost_generic_args.
6309 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6310 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6311 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6312 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6314 2009-08-31 DJ Delorie <dj@redhat.com>
6316 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6317 it once we start generating the prologue or epilogue.
6318 (mep_call_saves_register): If the frame is locked, re-use
6320 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6321 (mep_expand_prologue): Call it.
6322 (mep_expand_epilogue): Likewise.
6323 (mep_start_function): Use the same logic as mep_expand_prologue.
6324 (mep_pass_by_reference): Make logic more readable.
6325 (mep_return_in_memory): Zero-sized objects are passed in memory.
6326 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6328 2009-08-31 Richard Guenther <rguenther@suse.de>
6330 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6331 to query if the memory regions for memmove overlap.
6332 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6333 asserts on pointers, instead deal with odd trees.
6334 (ptr_derefs_may_alias_p): Likewise.
6335 (refs_may_alias_p_1): Constructor bases also never alias.
6337 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6339 * doc/install.texi (Final install): Adjust reference on where to
6340 order printed manuals.
6342 2009-08-30 Olivier Hainque <hainque@adacore.com>
6344 * dwarf2out.c (switch_to_frame_table_section): Move
6345 definition prior to first use.
6347 2009-08-30 Richard Guenther <rguenther@suse.de>
6349 PR tree-optimization/41186
6350 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6351 (ao_ref_init_from_ptr_and_size): New function.
6352 (ref_maybe_used_by_call_p_1): Be more precise tracking
6353 used ranges for builtin functions.
6354 (ref_maybe_used_by_call_p): Adjust.
6355 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6356 ranges for builtin functions.
6357 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6359 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6362 * fwprop.c (get_reg_use_in): Delete.
6363 (free_load_extend): New function.
6364 (forward_propagate_subreg): Use it.
6366 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6368 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6370 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6373 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6376 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6378 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6379 fini or fini_array section.
6381 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6383 * graphite-dependences.c (graphite_legal_transform_bb): Call
6384 pbb_remove_duplicate_pdrs.
6385 * graphite-poly.c (can_collapse_pdr): Removed.
6386 (pdr_find_duplicate): Removed.
6387 (can_collapse_pdrs): New.
6388 (pbb_remove_duplicate_pdrs): New.
6389 (new_poly_dr): Do not look for duplicates.
6390 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6391 (PBB_PDR_DUPLICATES_REMOVED): New.
6392 (pbb_remove_duplicate_pdrs): Declared.
6394 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6396 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6397 the strides by multiplying by PDR_NB_REFS.
6398 * graphite-poly.c (can_collapse_pdr): New.
6399 (pdr_find_duplicate): New.
6400 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6401 Initialize PDR_NB_REFS.
6402 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6404 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6406 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6409 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6412 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6414 * graphite-dependences.c (pddr_original_scattering): Return NULL
6415 for read-read dependence relations.
6416 * graphite-poly.h (enum poly_dr_type): Fix comment.
6419 (pdr_may_write_p): New.
6421 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6423 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6424 (struct poly_dr): Same.
6425 (new_poly_dr): Same.
6426 * graphite-poly.c (new_poly_dr): Same.
6427 * graphite-dependences.c (dot_deps): Disable call to system.
6429 2009-08-28 Cary Coutant <ccoutant@google.com>
6432 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6433 struct/union/enum types local to a function.
6435 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6436 Sebastian Pop <sebastian.pop@amd.com>
6438 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6439 pbb_strip_mine_time_depth. Changed the implementation so that
6440 transformation is expressed as a transformation on
6441 time (scatttering) dimensions. Also, ensures that the 2d+1
6442 scheduling format is preserved.
6443 (pbb_strip_mine_profitable_p): Profitability is based on the
6444 iteration number of a given time (scattering) dimension,
6445 and not on a original loop depth dimension.
6446 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6447 (pbb_do_strip_mine): Call psct_dynamic_dim.
6448 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6449 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6450 (pbb_nb_dynamic_scattering_transform): New.
6451 (psct_dynamic_dim): New.
6453 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6455 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6456 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6457 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6458 * graphite-interchange.c (build_linearized_memory_access): Same.
6459 (memory_stride_in_loop): Same.
6461 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6463 * graphite-dependences.c (pddr_original_scattering): New.
6464 (graphite_legal_transform_dr): Call pddr_original_scattering.
6467 * graphite-dependences.h (dot_deps): Declared.
6468 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6469 (print_pdr): Print PDR_ID.
6470 * graphite-poly.h (struct poly_dr): Add field id.
6473 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6475 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6477 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6478 not delete the original dependence relation.
6480 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6482 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6483 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6484 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6485 (free_poly_ddr): New.
6486 (pddr_is_empty): New.
6487 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6488 (dependence_polyhedron): Same. Remove useless gcc_assert.
6490 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6491 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6492 * graphite-dependences.h (enum poly_dependence_kind): New.
6493 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6494 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6495 (PDRP_SINK): Renamed PDDR_SINK.
6496 (PDRP_DDP): Renamed PDDR_DDP.
6498 (free_poly_ddr): Declared.
6499 * graphite-poly.c (new_scop): Use the new hash function names.
6500 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6501 into original_pddrs.
6502 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6504 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6506 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6507 bounds with LT_EXPR to make niter analysis more precise on code
6508 generated by Graphite.
6510 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6512 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6513 (graphite_legal_transform_bb): Same.
6514 (poly_drs_may_alias_p): Same.
6516 2009-08-28 Richard Guenther <rguenther@suse.de>
6518 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6520 2009-08-28 Jan Beulich <jbeulich@novell.com>
6522 * config/i386/netware.c: Include langhooks.h.
6523 (i386_nlm_encode_section_info): Simplify.
6524 (netware_override_options): Delete.
6525 * config/i386/netware.h (netware_override_options): Delete
6527 (OVERRIDE_OPTIONS): Delete definition.
6528 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6529 (ASM_COMMENT_START): Define.
6530 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6532 2009-08-28 Jan Beulich <jbeulich@novell.com>
6534 * configure.ac: For in-tree ld, do a plain version check to
6535 determine whether comdat groups are supported.
6536 * configure: Regenerate.
6538 2009-08-28 Olivier Hainque <hainque@adacore.com>
6540 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6541 always defined. Reflect definition or absence of such for
6542 COLLECT_EXPORT_LIST. Readability helper.
6543 (scanfilter): New enum, to help control what symbols
6544 are to be considered or ignored by scan_prog_file.
6545 (enum pass): Rename as "scanpass", moved together with scanfilter
6546 prior to scan_prog_file's prototype.
6547 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6548 Group prototype with the scanpass/scanfilter definitions, factorize
6549 head comments for the several implementations at the prototype.
6550 (main): Reorganize the first pass link control to let AIX
6551 drag only the needed frame tables in executables. Prevent
6552 frame tables collection during the scan aimed at static ctors.
6553 Pre-link and scan for frame tables later to compensate.
6554 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6555 A C statement to issue assembly directives that create a reference
6556 to the given DWARF table identifier label from the current function
6558 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6559 to differentiate first time section entry. Only emit a .data
6560 tables start identifier label the first time around.
6561 (switch_to_frame_table_section): New function. Helper for
6562 output_call_frame_info to switch possibly BACK into the eh_frame
6563 or the debug_frame section depending on FOR_EH.
6564 (output_call_frame_info): Use helper to first enter the proper
6566 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6567 emit a link to the frame table start label from each function
6569 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6570 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6571 * config/rs6000/rs6000-protos.h: Declare it.
6572 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6574 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6576 * config/sh/sh.c (split_branches): Check the result of
6579 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6581 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6582 using -pthread -fopenmp
6584 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6586 * doc/service.texi (service directory): Update URL.
6588 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6590 PR rtl-optimization/40861
6591 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6592 extract word from a multi-word subreg for negative byte positions.
6594 2009-08-27 Tristan Gingold <gingold@adacore.com>
6595 Douglas B Rupp <rupp@gnat.com>
6597 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6598 (SECTION_VMS_OVERLAY): Define.
6599 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6601 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6603 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6604 common_object declarations.
6605 (ia64_section_type_flags): Set section flag for common_object.
6606 * config/ia64/ia64-protos.h
6607 (ia64_vms_output_aligned_decl_common): Declare.
6608 (ia64_vms_elf_asm_named_section): Declare.
6610 2009-08-27 Michael Matz <matz@suse.de>
6612 * expr.c (expand_expr_real_2): New function taking exploded
6613 unary or binary expression, split out from ...
6614 (expand_expr_real_1): ... here. Move over all unary/binary
6615 switch parts to above function, in particular these codes:
6616 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6617 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6618 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6619 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6620 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6621 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6622 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6623 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6624 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6625 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6626 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6627 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6628 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6629 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6630 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6631 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6632 VEC_PACK_FIX_TRUNC_EXPR.
6633 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6636 2009-08-27 Richard Guenther <rguenther@suse.de>
6638 * gengtype.c (main): Handle uint64_t.
6639 * ipa-utils.c (get_base_var): Indent properly.
6640 * tree-ssa-live.c (debug_scope_block): New function.
6641 * tree-flow.h (debug_scope_block): Declare.
6642 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6643 * basic-block.h (enum profile_status): Rename to
6644 enum profile_status_d.
6645 (x_profile_status): Adjust type.
6647 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6650 * dwarf2out.c (get_context_die): Declare this static function.
6651 (gen_type_die_with_usage): Make sure a DIE is a generated for
6652 the context of a typedef.
6654 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6656 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6659 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6661 * config/mips/mips-protos.h (mips_output_sync): Declare.
6662 (mips_sync_loop_insns): Likewise.
6663 (mips_output_sync_loop): Replace first two parameters with an rtx.
6664 * config/mips/mips.c (mips_multi_member): New structure.
6665 (mips_multi_members): New variable.
6666 (mips_multi_start): New function.
6667 (mips_multi_add): Likewise.
6668 (mips_multi_add_insn): Likewise.
6669 (mips_multi_add_label): Likewise.
6670 (mips_multi_last_index): Likewise.
6671 (mips_multi_copy_insn): Likewise.
6672 (mips_multi_set_operand): Likewise.
6673 (mips_multi_write): Likewise.
6674 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6675 (mips_init_print_operand_punct): Update accordingly.
6676 (mips_start_ll_sc_sync_block): New function.
6677 (mips_end_ll_sc_sync_block): Likewise.
6678 (mips_output_sync): Likewise.
6679 (mips_sync_insn1_template): Likewise.
6680 (mips_sync_insn2_template): Likewise.
6681 (mips_get_sync_operand): Likewise.
6682 (mips_process_sync_loop): Likewise.
6683 (mips_output_sync_loop): Use mips_process_sync_loop.
6684 (mips_sync_loop_insns): New function.
6685 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6686 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6687 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6688 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6689 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6690 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6691 (MIPS_SYNC_OLD_OP_12): Likewise.
6692 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6693 (MIPS_SYNC_NEW_OP_12): Likewise.
6694 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6695 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6696 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6697 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6698 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6699 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6700 * config/mips/mips.md (sync_mem): New attribute.
6701 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6702 (sync_exclusive_mask, sync_required_oldval): Likewise.
6703 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6704 (sync_release_barrier): Likewise.
6705 (length): Handle sync loops.
6706 (sync): Use mips_output_sync.
6707 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6708 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6709 and use mips_output_sync_loop.
6710 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6711 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6712 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6713 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6714 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6715 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6716 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6717 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6718 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6720 2009-08-26 Richard Guenther <rguenther@suse.de>
6723 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6724 the types to not match.
6725 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6727 * tree-ssa.c (useless_type_conversion_p): Conversions to
6728 pointers to unprototyped functions are useless.
6730 2009-08-26 Richard Guenther <rguenther@suse.de>
6732 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6733 whole-program condition, prepare to be called for non-globals.
6734 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6735 params build a representative with known type and track its fields.
6737 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6739 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6740 clearing by a taken branch.
6741 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6742 effectively after bbro pass.
6743 (sync_nand<mode>): Ditto.
6744 (sync_old_<fetchop_name><mode>): Ditto.
6745 (sync_old_nand<mode>): Ditto.
6746 (sync_new_<fetchop_name><mode>): Dito.
6747 (sync_new_nand<mode>): Ditto.
6748 (sync_compare_and_swap<mode>_1): Ditto.
6749 (*sync_compare_and_swap<mode>): Ditto.
6750 (sync_lock_test_and_set<mode>_1): Ditto.
6751 ("sync_lock_test_and_set<mode>): Ditto.
6753 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6755 * hwint.h (HOST_LONG_FORMAT): New macro
6756 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6757 Use HOST_PTR_PRINTF.
6758 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6759 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6760 (HOST_PTR_PRINTF): Document.
6762 2009-08-25 Jan Hubicka <jh@suse.cz>
6764 * config/i386/bmmintrin.h: Replace by #error.
6767 Michael Meissner <michael.meissner@amd.com>
6768 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6769 Tony Linthicum <tony.linthicum@amd.com>
6771 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6772 (TARGET_ROUND): New macro for the round/ptest instructions which
6773 are shared between SSE4.1 and SSE5.
6774 (OPTION_MASK_ISA_ROUND): Ditto.
6775 (OPTION_ISA_ROUND): Ditto.
6776 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6777 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6779 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6780 (-mfused-madd): New switch to give users control over whether the
6781 compiler optimizes to use the multiply/add SSE5 instructions.
6783 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6784 (ix86_handle_option): Turn off 3dnow if -msse5.
6785 (override_options): Add SSE5 support.
6786 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6788 (ix86_expand_sse_movcc): Add SSE5 support.
6789 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6790 vector type to the next largest size.
6791 (ix86_expand_sse5_pack): New function to use pperm to pack a
6792 vector type to the next smallest size.
6793 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6794 (IX86_BUILTIN_FMADDSD): Ditto.
6795 (IX86_BUILTIN_FMADDPS): Ditto.
6796 (IX86_BUILTIN_FMADDPD): Ditto.
6797 (IX86_BUILTIN_FMSUBSS): Ditto.
6798 (IX86_BUILTIN_FMSUBSD): Ditto.
6799 (IX86_BUILTIN_FMSUBPS): Ditto.
6800 (IX86_BUILTIN_FMSUBPD): Ditto.
6801 (IX86_BUILTIN_FNMADDSS): Ditto.
6802 (IX86_BUILTIN_FNMADDSD): Ditto.
6803 (IX86_BUILTIN_FNMADDPS): Ditto.
6804 (IX86_BUILTIN_FNMADDPD): Ditto.
6805 (IX86_BUILTIN_FNMSUBSS): Ditto.
6806 (IX86_BUILTIN_FNMSUBSD): Ditto.
6807 (IX86_BUILTIN_FNMSUBPS): Ditto.
6808 (IX86_BUILTIN_FNMSUBPD): Ditto.
6809 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6810 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6811 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6812 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6813 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6814 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6815 (IX86_BUILTIN_PPERM): Ditto.
6816 (IX86_BUILTIN_PERMPS): Ditto.
6817 (IX86_BUILTIN_PERMPD): Ditto.
6818 (IX86_BUILTIN_PMACSSWW): Ditto.
6819 (IX86_BUILTIN_PMACSWW): Ditto.
6820 (IX86_BUILTIN_PMACSSWD): Ditto.
6821 (IX86_BUILTIN_PMACSWD): Ditto.
6822 (IX86_BUILTIN_PMACSSDD): Ditto.
6823 (IX86_BUILTIN_PMACSDD): Ditto.
6824 (IX86_BUILTIN_PMACSSDQL): Ditto.
6825 (IX86_BUILTIN_PMACSSDQH): Ditto.
6826 (IX86_BUILTIN_PMACSDQL): Ditto.
6827 (IX86_BUILTIN_PMACSDQH): Ditto.
6828 (IX86_BUILTIN_PMADCSSWD): Ditto.
6829 (IX86_BUILTIN_PMADCSWD): Ditto.
6830 (IX86_BUILTIN_PHADDBW): Ditto.
6831 (IX86_BUILTIN_PHADDBD): Ditto.
6832 (IX86_BUILTIN_PHADDBQ): Ditto.
6833 (IX86_BUILTIN_PHADDWD): Ditto.
6834 (IX86_BUILTIN_PHADDWQ): Ditto.
6835 (IX86_BUILTIN_PHADDDQ): Ditto.
6836 (IX86_BUILTIN_PHADDUBW): Ditto.
6837 (IX86_BUILTIN_PHADDUBD): Ditto.
6838 (IX86_BUILTIN_PHADDUBQ): Ditto.
6839 (IX86_BUILTIN_PHADDUWD): Ditto.
6840 (IX86_BUILTIN_PHADDUWQ): Ditto.
6841 (IX86_BUILTIN_PHADDUDQ): Ditto.
6842 (IX86_BUILTIN_PHSUBBW): Ditto.
6843 (IX86_BUILTIN_PHSUBWD): Ditto.
6844 (IX86_BUILTIN_PHSUBDQ): Ditto.
6845 (IX86_BUILTIN_PROTB): Ditto.
6846 (IX86_BUILTIN_PROTW): Ditto.
6847 (IX86_BUILTIN_PROTD): Ditto.
6848 (IX86_BUILTIN_PROTQ): Ditto.
6849 (IX86_BUILTIN_PROTB_IMM): Ditto.
6850 (IX86_BUILTIN_PROTW_IMM): Ditto.
6851 (IX86_BUILTIN_PROTD_IMM): Ditto.
6852 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6853 (IX86_BUILTIN_PSHLB): Ditto.
6854 (IX86_BUILTIN_PSHLW): Ditto.
6855 (IX86_BUILTIN_PSHLD): Ditto.
6856 (IX86_BUILTIN_PSHLQ): Ditto.
6857 (IX86_BUILTIN_PSHAB): Ditto.
6858 (IX86_BUILTIN_PSHAW): Ditto.
6859 (IX86_BUILTIN_PSHAD): Ditto.
6860 (IX86_BUILTIN_PSHAQ): Ditto.
6861 (IX86_BUILTIN_FRCZSS): Ditto.
6862 (IX86_BUILTIN_FRCZSD): Ditto.
6863 (IX86_BUILTIN_FRCZPS): Ditto.
6864 (IX86_BUILTIN_FRCZPD): Ditto.
6865 (IX86_BUILTIN_CVTPH2PS): Ditto.
6866 (IX86_BUILTIN_CVTPS2PH): Ditto.
6867 (IX86_BUILTIN_COMEQSS): Ditto.
6868 (IX86_BUILTIN_COMNESS): Ditto.
6869 (IX86_BUILTIN_COMLTSS): Ditto.
6870 (IX86_BUILTIN_COMLESS): Ditto.
6871 (IX86_BUILTIN_COMGTSS): Ditto.
6872 (IX86_BUILTIN_COMGESS): Ditto.
6873 (IX86_BUILTIN_COMUEQSS): Ditto.
6874 (IX86_BUILTIN_COMUNESS): Ditto.
6875 (IX86_BUILTIN_COMULTSS): Ditto.
6876 (IX86_BUILTIN_COMULESS): Ditto.
6877 (IX86_BUILTIN_COMUGTSS): Ditto.
6878 (IX86_BUILTIN_COMUGESS): Ditto.
6879 (IX86_BUILTIN_COMORDSS): Ditto.
6880 (IX86_BUILTIN_COMUNORDSS): Ditto.
6881 (IX86_BUILTIN_COMFALSESS): Ditto.
6882 (IX86_BUILTIN_COMTRUESS): Ditto.
6883 (IX86_BUILTIN_COMEQSD): Ditto.
6884 (IX86_BUILTIN_COMNESD): Ditto.
6885 (IX86_BUILTIN_COMLTSD): Ditto.
6886 (IX86_BUILTIN_COMLESD): Ditto.
6887 (IX86_BUILTIN_COMGTSD): Ditto.
6888 (IX86_BUILTIN_COMGESD): Ditto.
6889 (IX86_BUILTIN_COMUEQSD): Ditto.
6890 (IX86_BUILTIN_COMUNESD): Ditto.
6891 (IX86_BUILTIN_COMULTSD): Ditto.
6892 (IX86_BUILTIN_COMULESD): Ditto.
6893 (IX86_BUILTIN_COMUGTSD): Ditto.
6894 (IX86_BUILTIN_COMUGESD): Ditto.
6895 (IX86_BUILTIN_COMORDSD): Ditto.
6896 (IX86_BUILTIN_COMUNORDSD): Ditto.
6897 (IX86_BUILTIN_COMFALSESD): Ditto.
6898 (IX86_BUILTIN_COMTRUESD): Ditto.
6899 (IX86_BUILTIN_COMEQPS): Ditto.
6900 (IX86_BUILTIN_COMNEPS): Ditto.
6901 (IX86_BUILTIN_COMLTPS): Ditto.
6902 (IX86_BUILTIN_COMLEPS): Ditto.
6903 (IX86_BUILTIN_COMGTPS): Ditto.
6904 (IX86_BUILTIN_COMGEPS): Ditto.
6905 (IX86_BUILTIN_COMUEQPS): Ditto.
6906 (IX86_BUILTIN_COMUNEPS): Ditto.
6907 (IX86_BUILTIN_COMULTPS): Ditto.
6908 (IX86_BUILTIN_COMULEPS): Ditto.
6909 (IX86_BUILTIN_COMUGTPS): Ditto.
6910 (IX86_BUILTIN_COMUGEPS): Ditto.
6911 (IX86_BUILTIN_COMORDPS): Ditto.
6912 (IX86_BUILTIN_COMUNORDPS): Ditto.
6913 (IX86_BUILTIN_COMFALSEPS): Ditto.
6914 (IX86_BUILTIN_COMTRUEPS): Ditto.
6915 (IX86_BUILTIN_COMEQPD): Ditto.
6916 (IX86_BUILTIN_COMNEPD): Ditto.
6917 (IX86_BUILTIN_COMLTPD): Ditto.
6918 (IX86_BUILTIN_COMLEPD): Ditto.
6919 (IX86_BUILTIN_COMGTPD): Ditto.
6920 (IX86_BUILTIN_COMGEPD): Ditto.
6921 (IX86_BUILTIN_COMUEQPD): Ditto.
6922 (IX86_BUILTIN_COMUNEPD): Ditto.
6923 (IX86_BUILTIN_COMULTPD): Ditto.
6924 (IX86_BUILTIN_COMULEPD): Ditto.
6925 (IX86_BUILTIN_COMUGTPD): Ditto.
6926 (IX86_BUILTIN_COMUGEPD): Ditto.
6927 (IX86_BUILTIN_COMORDPD): Ditto.
6928 (IX86_BUILTIN_COMUNORDPD): Ditto.
6929 (IX86_BUILTIN_COMFALSEPD): Ditto.
6930 (IX86_BUILTIN_COMTRUEPD): Ditto.
6931 (IX86_BUILTIN_PCOMEQUB): Ditto.
6932 (IX86_BUILTIN_PCOMNEUB): Ditto.
6933 (IX86_BUILTIN_PCOMLTUB): Ditto.
6934 (IX86_BUILTIN_PCOMLEUB): Ditto.
6935 (IX86_BUILTIN_PCOMGTUB): Ditto.
6936 (IX86_BUILTIN_PCOMGEUB): Ditto.
6937 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6938 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6939 (IX86_BUILTIN_PCOMEQUW): Ditto.
6940 (IX86_BUILTIN_PCOMNEUW): Ditto.
6941 (IX86_BUILTIN_PCOMLTUW): Ditto.
6942 (IX86_BUILTIN_PCOMLEUW): Ditto.
6943 (IX86_BUILTIN_PCOMGTUW): Ditto.
6944 (IX86_BUILTIN_PCOMGEUW): Ditto.
6945 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6946 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6947 (IX86_BUILTIN_PCOMEQUD): Ditto.
6948 (IX86_BUILTIN_PCOMNEUD): Ditto.
6949 (IX86_BUILTIN_PCOMLTUD): Ditto.
6950 (IX86_BUILTIN_PCOMLEUD): Ditto.
6951 (IX86_BUILTIN_PCOMGTUD): Ditto.
6952 (IX86_BUILTIN_PCOMGEUD): Ditto.
6953 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6954 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6955 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6956 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6957 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6958 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6959 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6960 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6961 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6962 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6963 (IX86_BUILTIN_PCOMEQB): Ditto.
6964 (IX86_BUILTIN_PCOMNEB): Ditto.
6965 (IX86_BUILTIN_PCOMLTB): Ditto.
6966 (IX86_BUILTIN_PCOMLEB): Ditto.
6967 (IX86_BUILTIN_PCOMGTB): Ditto.
6968 (IX86_BUILTIN_PCOMGEB): Ditto.
6969 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6970 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6971 (IX86_BUILTIN_PCOMEQW): Ditto.
6972 (IX86_BUILTIN_PCOMNEW): Ditto.
6973 (IX86_BUILTIN_PCOMLTW): Ditto.
6974 (IX86_BUILTIN_PCOMLEW): Ditto.
6975 (IX86_BUILTIN_PCOMGTW): Ditto.
6976 (IX86_BUILTIN_PCOMGEW): Ditto.
6977 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6978 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6979 (IX86_BUILTIN_PCOMEQD): Ditto.
6980 (IX86_BUILTIN_PCOMNED): Ditto.
6981 (IX86_BUILTIN_PCOMLTD): Ditto.
6982 (IX86_BUILTIN_PCOMLED): Ditto.
6983 (IX86_BUILTIN_PCOMGTD): Ditto.
6984 (IX86_BUILTIN_PCOMGED): Ditto.
6985 (IX86_BUILTIN_PCOMFALSED): Ditto.
6986 (IX86_BUILTIN_PCOMTRUED): Ditto.
6987 (IX86_BUILTIN_PCOMEQQ): Ditto.
6988 (IX86_BUILTIN_PCOMNEQ): Ditto.
6989 (IX86_BUILTIN_PCOMLTQ): Ditto.
6990 (IX86_BUILTIN_PCOMLEQ): Ditto.
6991 (IX86_BUILTIN_PCOMGTQ): Ditto.
6992 (IX86_BUILTIN_PCOMGEQ): Ditto.
6993 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6994 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6995 (enum multi_arg_type): New enum for describing the various SSE5
6996 intrinsic argument types.
6997 (bdesc_multi_arg): New table for SSE5 intrinsics.
6998 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6999 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7001 (ix86_expand_builtin): Add SSE5 intrinsic support.
7002 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7003 operand instructions.
7004 (ix86_expand_sse5_multiple_memory): New function to split the
7005 second memory reference from SSE5 instructions.
7006 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7007 (ix86_return_pops_args): Use stdarg_p to determine if the function
7008 has variable arguments.
7009 (ix86_setup_incoming_varargs): Ditto.
7010 (x86_this_parameter): Ditto.
7012 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7014 (ix86_expand_sse5_pack): Ditto.
7015 (ix86_sse5_valid_op_p): Ditto.
7016 (ix86_expand_sse5_multiple_memory): Ditto.
7018 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7019 constant for SSE5 support.
7020 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7021 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7022 (UNSPEC_SSE5_PERMUTE): Ditto.
7023 (UNSPEC_SSE5_ASHIFT): Ditto.
7024 (UNSPEC_SSE5_LSHIFT): Ditto.
7025 (UNSPEC_FRCZ): Ditto.
7026 (UNSPEC_CVTPH2PS): Ditto.
7027 (UNSPEC_CVTPS2PH): Ditto.
7028 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7030 (COM_FALSE_S): Ditto.
7031 (COM_FALSE_P): Ditto.
7032 (COM_TRUE_S): Ditto.
7033 (COM_TRUE_P): Ditto.
7034 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7035 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7037 (memory attribute): Ditto.
7038 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7039 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7040 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7041 (floor<mode>2): Ditto.
7042 (ceil<mode>2): Ditto.
7043 (btrunc<mode>2): Ditto.
7044 (nearbyintdf2): Ditto.
7045 (nearbyintsf2): Ditto.
7046 (sse_setccsf): Disable if SSE5.
7047 (sse_setccdf): Ditto.
7048 (sse5_setcc<mode>): New support for SSE5 conditional move.
7049 (sse5_pcmov_<mode>): Ditto.
7051 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7053 (SSEMODEF2P): Ditto.
7054 (ssemodesuffixf4): New mode attribute for SSE5.
7055 (ssemodesuffixf2s): Ditto.
7056 (ssemodesuffixf2c): Ditto.
7057 (sserotatemax): Ditto.
7058 (ssescalarmode): Ditto.
7059 (sse_maskcmpv4sf3): Disable if SSE5.
7060 (sse_maskcmpv2df3): Ditto.
7061 (sse_vmmaskcmpv4sf3): Ditto.
7062 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7063 (sse5_vmfmadd<mode>4): Ditto.
7064 (sse5_fmsub<mode>4): Ditto.
7065 (sse5_vmfmsub<mode>4): Ditto.
7066 (sse5_fnmadd<mode>4): Ditto.
7067 (sse5_vmfnmadd<mode>4): Ditto.
7068 (sse5_fnmsub<mode>4): Ditto.
7069 (sse5_vmfnmsub<mode>4): Ditto.
7070 (sse5i_fmadd<mode>4): Ditto.
7071 (sse5i_fmsub<mode>4): Ditto.
7072 (sse5i_fnmadd<mode>4): Ditto.
7073 (sse5i_fnmsub<mode>4): Ditto.
7074 (sse5i_vmfmadd<mode>4): Ditto.
7075 (sse5i_vmfmsub<mode>4): Ditto.
7076 (sse5i_vmfnmadd<mode>4): Ditto.
7077 (sse5i_vmfnmsub<mode>4): Ditto.
7078 (mulv16qi3): Add SSE5 support.
7080 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7081 (sse2_mulv4si3): Disable if SSE5.
7082 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7083 (sse4_1_roundps): Ditto.
7084 (sse4_1_roundsd): Ditto.
7085 (sse4_1_roundss): Ditto.
7086 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7088 (sse_maskcmpsf3): Ditto.
7089 (sse_vmmaskcmpv4sf3): Ditto.
7090 (sse2_maskcmpv2df3): Ditto.
7091 (sse2_maskcmpdf3): Ditto.
7092 (sse2_vmmaskcmpv2df3): Ditto.
7093 (sse2_eq<mode>3): Ditto.
7094 (sse2_gt<mode>3): Ditto.
7095 (sse5_pcmov_<mode>): Add SSE5 support.
7096 (vec_unpacku_hi_v16qi): Ditto.
7097 (vec_unpacks_hi_v16qi): Ditto.
7098 (vec_unpacku_lo_v16qi): Ditto.
7099 (vec_unpacks_lo_v16qi): Ditto.
7100 (vec_unpacku_hi_v8hi): Ditto.
7101 (vec_unpacks_hi_v8hi): Ditto.
7102 (vec_unpacku_lo_v8hi): Ditto.
7103 (vec_unpacks_lo_v8hi): Ditto.
7104 (vec_unpacku_hi_v4si): Ditto.
7105 (vec_unpacks_hi_v4si): Ditto.
7106 (vec_unpacku_lo_v4si): Ditto.
7107 (vec_unpacks_lo_v4si): Ditto.
7108 (sse5_pmacsww): New SSE5 intrinsic insn.
7109 (sse5_pmacssww): Ditto.
7110 (sse5_pmacsdd): Ditto.
7111 (sse5_pmacssdd): Ditto.
7112 (sse5_pmacssdql): Ditto.
7113 (sse5_pmacssdqh): Ditto.
7114 (sse5_pmacsdqh): Ditto.
7115 (sse5_pmacsswd): Ditto.
7116 (sse5_pmacswd): Ditto.
7117 (sse5_pmadcsswd): Ditto.
7118 (sse5_pmadcswd): Ditto.
7119 (sse5_pcmov_<move>): Conditional move support on SSE5.
7120 (sse5_phaddbw): New SSE5 intrinsic insn.
7121 (sse5_phaddbd): Ditto.
7122 (sse5_phaddbq): Ditto.
7123 (sse5_phaddwd): Ditto.
7124 (sse5_phaddwq): Ditto.
7125 (sse5_phadddq): Ditto.
7126 (sse5_phaddubw): Ditto.
7127 (sse5_phaddubd): Ditto.
7128 (sse5_phaddubq): Ditto.
7129 (sse5_phadduwd): Ditto.
7130 (sse5_phadduwq): Ditto.
7131 (sse5_phaddudq): Ditto.
7132 (sse5_phsubbw): Ditto.
7133 (sse5_phsubwd): Ditto.
7134 (sse5_phsubdq): Ditto.
7135 (sse5_pperm): Ditto.
7136 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7137 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7138 (sse5_pperm_sign_v8hi_v4si): Ditto.
7139 (sse5_pperm_zero_v8hi_v4si): Ditto.
7140 (sse5_pperm_sign_v4si_v2di): Ditto.
7141 (sse5_pperm_sign_v4si_v2di): Ditto.
7142 (sse5_pperm_pack_v2di_v4si): Ditto.
7143 (sse5_pperm_pack_v4si_v8hi): Ditto.
7144 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7145 (sse5_perm<mode>): New SSE5 intrinsic insn.
7146 (rotl<mode>3): Ditto.
7147 (sse5_rotl<mode>3): Ditto.
7148 (sse5_ashl<mode>3): Ditto.
7149 (sse5_lshl<mode>3): Ditto.
7150 (sse5_frcz<mode>2): Ditto.
7151 (sse5s_frcz<mode>2): Ditto.
7152 (sse5_cvtph2ps): Ditto.
7153 (sse5_cvtps2ph): Ditto.
7154 (sse5_vmmaskcmp<mode>3): Ditto.
7155 (sse5_com_tf<mode>3): Ditto.
7156 (sse5_maskcmp<mode>3): Ditto.
7157 (sse5_maskcmp_uns<mode>3): Ditto.
7158 (sse5_maskcmp_uns2<mode>3): Ditto.
7159 (sse5_pcom_tf<mode>3): Ditto.
7161 * config/i386/predicates.md (sse5_comparison_float_operator):
7162 New predicate to match the comparison operators supported by
7163 the SSE5 com instruction.
7164 (ix86_comparison_int_operator): New predicate to match just the
7165 signed int comparisons.
7166 (ix86_comparison_uns_operator): New predicate to match just the
7167 unsigned int comparisons.
7169 * doc/invoke.texi (-msse5): Add documentation.
7170 (-mfused-madd): Ditto.
7172 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7174 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7176 (x86_64-*-*): Ditto.
7178 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7180 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7181 intrinisics for SSE5.
7183 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7186 * config/i386/mmintrin-common.h: New file, to contain common
7187 instructions between SSE4.1 and SSE5.
7189 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7190 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7191 (gen_regparm_prefix): Ditto.
7193 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7194 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7195 prototype_p to determine if a function is prototyped.
7197 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7199 * c-common.c (c_common_reswords) add the alignof keyword,
7200 with same RID as __alignof and __alignof__
7202 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7204 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7205 * hooks.c (hook_bool_const_int_const_int_true): New function.
7206 * target.h (struct gcc_target): Add can_eliminate field.
7207 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7208 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7209 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7210 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7211 (elim_table): Revise comment.
7212 * system.h (CAN_ELIMINATE): Poison.
7213 * defaults.h (CAN_ELIMINATE): Remove.
7214 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7216 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7217 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7219 (alpha_vms_can_eliminate): Declare as static, change return type to
7221 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7223 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7224 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7225 (arm_can_eliminate): New function.
7227 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7228 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7229 (avr_can_eliminate): Declare as static.
7230 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7232 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7233 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7234 (bfin_can_eliminate): New function.
7236 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7237 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7238 (crx_can_eliminate): New function.
7240 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7241 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7242 (fr30_can_eliminate): New function.
7244 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7245 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7246 (frv_can_eliminate): New function.
7248 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7249 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7250 (h8300_can_eliminate): New function.
7252 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7253 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7254 (i386_can_eliminate): Declare as static, change return type to bool.
7255 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7257 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7258 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7259 (ia64_can_eliminate): New function.
7261 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7262 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7263 (iq2000_can_eliminate): New function.
7265 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7266 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7267 (m32r_can_eliminate): New function.
7269 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7270 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7271 (m68hc11_can_eliminate): New function.
7273 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7274 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7275 (m68k_can_eliminate): New function.
7277 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7278 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7279 (mep_can_eliminate): New function.
7281 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7282 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7283 (mips_can_eliminate): New function.
7285 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7286 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7287 (rs6000_can_eliminate): New function.
7289 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7290 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7291 (s390_can_eliminate): Declare as static.
7292 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7294 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7295 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7296 (score_can_eliminate): New function.
7298 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7299 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7300 (sparc_can_eliminate): Declare as static.
7301 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7303 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7304 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7305 (xstormy16_can_eliminate): New function.
7307 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7308 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7309 (v850_can_eliminate): New function.
7311 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7313 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7314 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7315 (*movdfcc_ext[1234]): Disable for IEEE mode.
7317 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7319 * gimplify.c (prepare_gimple_addressable): New static function.
7320 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7322 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7323 manually fiddling with it.
7325 2009-08-25 Michael Matz <matz@suse.de>
7327 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7328 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7330 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7331 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7332 (do_jump): Split out code for simple binary comparisons into ...
7333 (do_jump_1): ... this, taking the individual operands and code.
7334 Change callers to helper function above accordingly.
7335 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7338 2009-08-25 Michael Matz <matz@suse.de>
7340 * expr.h (struct separate_ops, sepops): New type for passing
7341 around an exploded simple expression.
7342 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7343 Use this structure instead of expression tree.
7344 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7345 expression, only its type.
7346 (expand_vec_cond_expr): Take type and individual operands instead
7348 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7349 expand_vec_shift_expr): Change prototype accordingly.
7350 * tree-vect-stmts.c (vectorizable_condition): Change call of
7351 expand_vec_cond_expr_p to pass only type.
7352 * expr.c (do_store_flags): Change prototype and implementation
7353 to take an exploded expression.
7354 (expand_expr_real_1): New local ops initialized with details
7355 of the full expression. Use it instead of full
7356 expression in calls to do_store_flags, expand_vec_cond_expr,
7357 expand_widen_pattern_expr and expand_vec_shift_expr.
7359 2009-08-25 Michael Matz <matz@suse.de>
7361 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7362 treeop2 initialized with first three operands of the full expression.
7363 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7365 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7367 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7368 (__gthread_objc_condition_allocate): Mark arguments as unused.
7369 (__gthread_objc_condition_deallocate): Likewise.
7370 (__gthread_objc_condition_wait): Likewise.
7371 (__gthread_objc_condition_broadcast): Likewise.
7372 (__gthread_objc_condition_signal): Likewise.
7373 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7374 (__gthread_objc_thread_id): Likewise.
7376 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7379 * tree-pretty-print.c (print_call_name): Print the correct call name
7380 for procedure pointer components.
7382 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7384 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7385 default_promote_function_mode when not VMS.
7387 2009-08-24 Olivier Hainque <hainque@adacore.com>
7389 * convert.c (convert_to_integer): Don't assume an input pointer is
7390 POINTER_SIZE wide. Fetch from the type instead.
7392 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7394 * configure.ac (AC_PREREQ): Bump to 2.64.
7396 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7398 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7399 (process_command): Don't search standard_exec_prefix_1 and
7400 standard_exec_prefix_2.
7402 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7404 * config/arm/arm.c (output_return_instruction): Handle for
7407 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7409 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7411 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7413 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7414 (*arm_movdf_vfp): Likewise.
7416 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7418 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7419 (vashr<mode>3): Rename from ashr<mode>3.
7420 (vlshr<mode>3): Rename from lshr<mode>3.
7422 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7425 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7426 (check_format_info_main): Use scalar_identify_flag.
7427 (check_format_types): Check for scalar size identity if
7428 scalar_identify_flag is set.
7429 (printf_length_specs): Extend by new field.
7430 (asm_fprintf_length_specs): Likewise.
7431 (gcc_diag_length_specs): Likewise.
7432 (scanf_length_specs): Likewise.
7433 (strfmon_length_specs): Likewise.
7434 (gcc_gfc_length_specs): Likewise.
7435 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7436 (ms_printf_flag_specs): Likewise.
7437 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7439 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7442 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7443 (*call_value_pop_1): Ditto.
7444 (*sibcall_pop_1): New insn pattern.
7445 (*sibcall_value_pop_1): Ditto.
7447 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7450 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7453 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7456 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7457 (get_reg_use_in): New function.
7458 (forward_propagate_subreg): Propagate through subreg of zero_extend
7461 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7463 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7464 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7466 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7468 * configure.ac: Remove --with-datarootdir, --with-docdir,
7469 --with-htmldir switches. No need to call AC_SUBST for
7470 datarootdir, docdir, htmldir any more.
7471 * configure: Regenerate.
7472 * doc/install.texi (Configuration): Document --datarootdir,
7473 --docdir, --htmldir, --pdfdir; update documentation for
7474 --infodir, --mandir.
7475 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7478 * aclocal.m4: Regenerate.
7479 * config.in: Regenerate.
7480 * configure: Regenerate.
7482 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7483 Olivier Hainque <hainque@adacore.com>
7485 * config/ia64/ia64.c: Include libfuncs.h.
7486 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7487 (ia64_expand_call): Use reg 25 on VMS.
7488 (ia64_initialize_trampoline): Fix for VMS ABI.
7489 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7490 (ia64_function_arg): Initialize reg 25 on VMS.
7491 Fix OpenVMS ABI issues for varargs.
7492 For OpenVMS, emit the Argument Information register set in the
7493 incoming/sibcall case as well.
7494 (ia64_arg_type): New function.
7495 (ia64_function_arg_advance): Keep track of cum->words.
7496 Fix OpenVMS ABI issues for varargs.
7497 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7498 (ia64_override_options): Set flag_no_common on VMS.
7499 (ia64_init_builtins): Disable FWRITE builtin.
7500 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7501 (ia64_vms_init_libfuncs): Add decc$ routines.
7502 (ia64_vms_valid_pointer_mode): New function.
7503 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7504 (ia64_promote_function_mode): New function
7505 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7506 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7507 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7508 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7509 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7510 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7511 Suppress trailing '#' if VALUE is numeric.
7512 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7513 ia64_promote_function_mode.
7514 (TARGET_VALID_POINTER_MODE): Define.
7516 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7519 * config/rs6000/rs6000.c (rs6000_override_options): Use
7520 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7523 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7524 reporting of vector + decimal/boolean/complex error.
7526 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7528 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7529 __vector double TYPE_DECL.
7531 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7533 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7534 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7535 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7536 to pointer to enum machine_mode. Update all callers as needed.
7538 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7540 * config/alpha/alpha.md (exception_receiver): Emit alternative
7541 GP load sequence if flag_reorder_blocks_and_partition is set.
7542 (*exception_receiver_2): Also enable when
7543 flag_reorder_blocks_and_partition is set.
7545 2009-08-20 Matt Rice <ratmice@gmail.com>
7546 Diego Novillo <dnovillo@google.com>
7548 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7551 2009-08-20 Richard Guenther <rguenther@suse.de>
7553 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7554 * c-tree.h (c_dup_lang_specific_decl): Remove.
7555 (struct lang_decl, struct lang_type): Move definitions ...
7556 * c-lang.h: ... here. New file.
7557 * c-decl.c: Include c-lang.h.
7558 (c_dup_lang_specific_decl): Remove.
7559 * c-typeck.c: Include c-lang.h.
7560 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7561 (c-typeck.o): Likewise.
7562 * c-config-lang.in (gtfiles): Add c-lang.h.
7563 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7566 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7568 * config/alpha/alpha.c (alpha_end_function): Do not clear
7569 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7570 this is now handled in generic code.
7572 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7574 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7575 (s390_z10_fix_long_loop_prediction): New function.
7576 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7577 (s390_reorg): Walk over the INSNs and invoke
7578 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7580 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7582 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7583 "*brx_64bit", "*brx_31bit"): New patterns.
7584 * config/s390/s390.c ('E'): New output modifier.
7586 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7587 Richard Earnshaw <richard.earnshaw@arm.com>
7589 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7590 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7592 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7594 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7596 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7597 for mode mode of operand0 when doing secondary reload for SAR.
7599 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7602 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7603 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7605 2009-08-19 Jason Merrill <jason@redhat.com>
7607 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7608 supported template depth in C++0x.
7610 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7612 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7613 free_after_compilation.
7614 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7615 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7616 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7617 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7618 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7619 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7620 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7622 2009-08-19 Ian Lance Taylor <iant@google.com>
7624 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7625 of (plus (mult (neg B) C) A).
7627 2009-08-18 Michael Matz <matz@suse.de>
7629 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7630 instead of comparing TYPE_MAIN_VARIANT for equality.
7631 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7632 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7633 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7634 * gimplify.c (goa_lhs_expr_p): Ditto and use
7635 STRIP_USELESS_TYPE_CONVERSION.
7637 2009-08-18 Michael Matz <matz@suse.de>
7639 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7640 first field in a struct.
7641 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7643 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7645 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7646 locators before emit_insn is called. Remove assert that
7648 (alpha_end_function): Clear crtl->emit structure and free insn
7649 locators if cfun->is_thunk is true.
7651 2009-08-18 Jason Merrill <jason@redhat.com>
7653 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7655 * configure.ac: Test for it.
7656 * configure, config.in: Regenerate.
7657 * doc/install.texi: Document --enable-gnu-unique-object.
7659 2009-08-18 Richard Guenther <rguenther@suse.de>
7662 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7663 pow(x,y*z) only if x is nonnegative.
7665 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7667 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7671 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7672 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7674 2009-08-17 DJ Delorie <dj@redhat.com>
7676 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7677 * config/m32c/prologue.md (epilogue_freit): New.
7679 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7680 (bank_switch_p): Likewise.
7681 (fast_interrupt_p): Likewise.
7682 (interrupt_p): Likewise.
7683 (m32c_conditional_register_usage): Round memregs size up.
7684 (need_to_save): We only need to save $a0 when we use ENTER.
7685 (interrupt_p): Check for fast_interrupt too.
7686 (bank_switch_p): New.
7687 (fast_interrupt_p): New.
7688 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7689 (m32c_emit_prolog): Support bank switching and fast interrupts.
7690 * doc/extend.texi (Function Attributes): Add bank_switch and
7693 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7695 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7696 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7698 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7700 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7701 (menu): Add IA-64/VMS Options.
7702 (IA-64/VMS Options): Likewise.
7704 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7707 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7709 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7711 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7712 (mips_pop_asm_switch): Likewise.
7713 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7715 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7716 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7717 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7718 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7719 instead of set_noreorder.
7720 (mips_output_function_prologue): Use the new functions.
7721 (mips_output_function_epilogue): Likewise.
7722 (mips_need_noat_wrapper_p): New function, split out from...
7723 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7724 Use mips_push_asm_switch and mips_pop_asm_switch.
7725 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7726 and mips_pop_asm_switch.
7727 (ASM_OUTPUT_REG_POP): Likewise.
7728 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7729 Use mips_pop_asm_switch.
7730 (mips_asm_switch): New structure.
7731 (set_noreorder, set_nomacro): Replace with...
7732 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7733 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7734 instead of set_nomacro.
7735 (fix_truncsfsi2_macro): Likewise.
7736 (cprestore): Likewise.
7737 (hazard): Use mips_noreorder instead of set_noreorder.
7738 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7740 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7742 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7743 from prev_active_insn.
7745 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7747 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7748 * config/avr/avr.c (avr_override_options): Initialize
7749 avr_current_arch variable.
7750 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7751 __AVR_HAVE_16BIT_SP__ according to the device type.
7752 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7754 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7755 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7757 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7760 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7761 generating inlined subroutine die only. We shouldn't be
7762 called for anything else.
7763 (gen_block_die): Don't generate inline subroutine debug info for
7766 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7768 * graphite-poly.c (print_pbb): Print PBB index.
7770 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7773 * graphite-interchange.c (ppl_max_for_le): Moved...
7774 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7775 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7776 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7777 * graphite-ppl.h (ppl_max_for_le): Declared.
7779 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7781 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7782 supported on all platforms.
7783 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7784 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7785 * c-pragma.c: Likewise.
7786 * target-def.h (TARGET_INITIALIZER): Remove
7787 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7788 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7790 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7792 * config/ia64/fde-vms.c: New file.
7793 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7794 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7795 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7796 (uw_frame_state_for): Only register a personality routine if it is
7797 known to be compatible with our expectations.
7798 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7799 Declare unw_table_entry stack variable and
7800 mod all calls to _Unwind_FindTableEntry to add arg.
7801 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7802 (_Unwind_FindTableEntry): Add arg to prototype.
7804 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7806 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7807 field 'signal_pfs_loc'.
7808 (uw_frame_state_for): Remove duplicate code dealing with leaf
7809 procedures without unwind info.
7810 If in the frame after unwinding through a signal handler, restore
7811 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7812 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7813 'pfs_loc' to the AR.PFS location in the signal context; instead
7814 set 'signal_pfs_loc'.
7815 Manually generate the unwind info for the AR.PFS register.
7816 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7817 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7818 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7819 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7820 instead set 'signal_pfs_loc'.
7821 Remove code preventing the AR.PFS register from being restored
7822 from the signal context.
7824 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7825 Tristan Gingold <gingold@adacore.com>
7827 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7828 * config/ia64/t-vms: New file.
7829 * config/ia64/vms64.h: New file.
7830 * config/ia64/vms.h: New file.
7831 * config/ia64/vms-crtinit.asm: New file.
7832 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7833 * config/ia64/vms-unwind.h: New file.
7835 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7837 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7840 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7843 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7845 * real.h (do_mpc_arg2): ... here.
7846 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7849 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7851 * final.c (add_debug_prefix_map): Don't use GC memory for
7852 old_prefix and new_prefix.
7854 2009-08-14 Richard Guenther <rguenther@suse.de>
7856 * ipa-prop.c (compute_complex_pass_through): If we cannot
7857 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7859 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7861 * c-lex.c (c_lex_with_flags): Increase size of local variable
7862 to avoid memory clobber.
7864 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7867 * config/i386/i386.c (ix86_fp_comparison_strategy):
7868 Only enable/disable sahf at function granularity.
7870 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7872 PR rtl-optimization/41064
7873 * reload1.c (reload_as_needed): Don't call extract_insn
7874 for known invalid replacements after calling
7875 validate_replace_rtx_group and verify_changes.
7877 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7880 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7881 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7882 ix86_expand_fp_vcond.
7883 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7884 Assert that operation is supported by ix86_expand_int_vcond.
7885 (vcondu<SSEMODE124C8:mode>): Ditto.
7887 2009-08-13 DJ Delorie <dj@redhat.com>
7889 * config/i386/djgpp-stdint.h: New.
7890 * config.gcc (djgpp): Use it.
7892 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7894 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7895 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7897 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7899 * tree-ssa-loop-prefetch.c
7900 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7901 for long-stride pruning.
7902 (compute_miss_rate): New function to compute the probability
7903 that two memory references access different cache lines.
7905 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7907 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7909 2009-08-13 Richard Guenther <rguenther@suse.de>
7912 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7913 use the constant pointer type.
7914 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7915 of CV qualifiers on the target pointer type.
7916 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7917 conversion check before restrict check.
7919 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7922 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7924 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7926 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7928 2009-08-12 Richard Guenther <rguenther@suse.de>
7930 PR tree-optimization/41011
7931 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7932 and reference constructing.
7934 2009-08-12 Xinliang David Li <davidxl@google.com>
7936 PR tree-optimization/41012
7937 * tree-flow.h : New external interface.
7938 * gimple-low.c (check_call_arg): Change to public function.
7939 Remove argument mismatch check in lowering.
7940 * tree-inline.h (tree_can_inline_p): Interface change.
7941 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7943 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7944 Call change to tree_can_inline_p function.
7945 (cgraph_decide_inlining_incrementally): Ditto.
7947 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7949 PR tree-optimization/41031
7950 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7951 on the partition variable rather than promote_mode on the source
7952 type. Assert that the partition variable's type has the same
7953 mode as the source value's.
7955 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7957 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7958 for for_return == 2.
7959 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7961 * calls.c (expand_call): Fix typo.
7962 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7964 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7966 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7967 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7968 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7969 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7971 2009-08-12 Andrew Haley <aph@redhat.com>
7973 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7975 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7978 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7980 2009-08-12 Richard Guenther <rguenther@suse.de>
7982 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7983 * gimplify.c (gimplify_modify_expr): Do not use
7984 lang_hooks.types_compatible_p.
7985 * tree-ssa.c (useless_type_conversion_p): For aggregates
7986 just return false if the canonical types differ.
7988 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7991 * sese.c (convert_for_phi_arg): New.
7992 (add_guard_exit_phis): Use convert_for_phi_arg.
7994 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7996 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7997 unknown subscript upper bounds.
7999 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8000 Pranav Garg <pranav.garg2107@gmail.com>
8002 * graphite-interchange.c (gather_access_strides): Removed.
8003 (ppl_max_for_le): New.
8004 (build_linearized_memory_access): New.
8005 (memory_stride_in_loop): New.
8006 (pbb_interchange_profitable_p): Reimplemented.
8007 * graphite-ppl.h (ppl_new_id_map): New.
8008 (ppl_interchange): New.
8010 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8012 * graphite-interchange.c (compute_subscript): Removed.
8013 (compute_array_size_cstr): Removed.
8014 (compute_array_size_poly): Removed.
8015 (compute_array_size): Removed.
8016 (gather_access_strides_poly): Removed.
8017 (gather_access_strides): Empty.
8019 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8021 * graphite-dependences.c (dependence_polyhedron_1): Replace
8022 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8023 (graphite_legal_transform_dr): Same.
8024 (graphite_carried_dependence_level_k): Same.
8025 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8026 Initialize PDR_NB_SUBSCRIPTS.
8027 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8029 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8030 (PDR_NB_SUBSCRIPTS): New.
8031 (pdr_nb_subscripts): Removed.
8032 (pdr_dim): Simplified.
8033 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8034 with PDR_NB_SUBSCRIPTS.
8036 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8038 * graphite-interchange.c (compute_array_size): Remove use of
8040 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8041 Do not initialize PDR_DATA_CONTAINER.
8042 (print_pdr): Do not print PDR_DATA_CONTAINER.
8043 * graphite-poly.h (struct poly_dr): Remove data_container field.
8044 (PDR_DATA_CONTAINER): Removed.
8045 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8047 (build_poly_dr): Same.
8049 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8050 Sebastian Pop <sebastian.pop@amd.com>
8052 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8053 copy of the dependence polyhedron. Free the temporary objects.
8054 (graphite_carried_dependence_level_k): Free unused objects before
8057 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8059 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8060 Early return without analyzing the data dependences if no
8061 transform has been done. Call restore_scattering if the transform
8063 (graphite-interchange.c): Same.
8064 * graphite-poly.c (print_scattering_function): Test for
8066 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8067 (apply_poly_transforms): Do not gcc_assert that
8068 the transform is legal.
8069 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8070 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8071 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8072 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8073 * graphite-poly.h (struct poly_scattering): New.
8074 (struct poly_bb): Add original, transformed, and saved fields.
8075 Remove transformed_scattering, original_scattering,
8076 nb_local_variables and nb_scattering_transform fields.
8077 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8078 (poly_scattering_new): New.
8079 (poly_scattering_free): New.
8080 (poly_scattering_copy): New.
8081 (store_scattering_pbb): New.
8082 (store_scattering): New.
8083 (restore_scattering_pbb): New.
8084 (restore_scattering): New.
8085 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8086 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8088 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8090 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8093 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8095 * Makefile.in (graphite.o): Depends on PREDICT_H.
8096 * graphite.c: Include predict.h.
8097 (graphite_finalize): Call tree_estimate_probability.
8098 * predict.c (predict_loops): Do not call scev_initialize and
8100 (tree_estimate_probability_bb): New.
8101 (tree_estimate_probability): Do not initialize loops: move that
8102 code to the driver. Call tree_estimate_probability_bb.
8103 (tree_estimate_probability_driver): New.
8104 (pass_profile): Use tree_estimate_probability_driver.
8105 * predict.h (tree_estimate_probability): Declared.
8107 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8109 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8110 * graphite-dependences.c (graphite_legal_transform): Add time to
8111 TV_GRAPHITE_DATA_DEPS.
8112 (dependency_between_pbbs_p): Same.
8113 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8115 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8117 PR rtl-optimization/41033
8118 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8119 aliasing is disabled.
8121 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8123 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8124 si_mask_operand, and_load_operand, low_bitmask_operand,
8125 and_reg_operand, and_operand): New predicates.
8126 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8127 * config/mips/mips.c (and_operands_ok): New function.
8128 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8129 * config/mips/mips.md (move_type): Add ext_ins and logical.
8130 (type): Handle them.
8131 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8132 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8133 shift_shift. Remove commutative constraint modifier.
8134 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8136 (*clear_upper32_dext): Remove define_insn_and_split.
8137 (*clear_upper32): Turn this define_insn_and_split ...
8138 (splitter for ANDing register with 0xffff_ffff): .. into this.
8140 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8142 * combine.c (try_widen_shift_mode): Factor out code to check if an
8143 integer constant is a low-order bitmask from here ...
8144 * rtlanal.c (low_bitmask_len): ... to here.
8145 * rtl.h (low_bitmask_len): Declare.
8147 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8150 * config/alpha/alpha.md (addsi3): Remove expander.
8151 (addsi3): Rename from *addsi3_internal insn pattern.
8152 (subsi3): Remove expander.
8153 (subsi3): Rename from *subsi3_internal insn pattern.
8155 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8157 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8160 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8161 Eric Botcazou <botcazou@adacore.com>
8162 Douglas B Rupp <rupp@gnat.com>
8164 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8165 that records that fit in 64 bits are returned by immediate value,
8166 as required by OpenVMS Calling Standard.
8167 (function_value): Adjust for above modification.
8168 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8169 virtual_incoming_args_rtx as base object, not next_arg.
8170 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8172 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8174 * reload.c (find_reloads_subreg_address): Check the original
8175 req_equiv_mem address to detect the case where an address is
8176 not valid in the outer mode.
8178 2009-08-11 Richard Guenther <rguenther@suse.de>
8181 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8183 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8185 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8186 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8188 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8189 Douglas B Rupp <rupp@gnat.com>
8191 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8192 PT_STACK when frame_pointer_needed on OpenVMS.
8193 (alpha_pv_save_size, alpha_using_fp): Remove.
8194 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8195 with proper processing for PT_NULL.
8196 (alpha_vms_initial_elimination_offset): New function. Support for
8197 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8198 (alpha_sa_size): Force procedure type to PT_STACK when
8199 frame_pointer_needed on OpenVMS.
8200 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8201 (alpha_using_fp): Likewise.
8202 (alpha_vms_can_eliminate): Add prototype.
8203 (alpha_vms_initial_elimination_offset): Likewise.
8204 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8205 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8207 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8208 Douglas B Rupp <rupp@gnat.com>
8210 * config/alpha/alpha.c (common_object_handler): New function.
8211 (vms_attribute_table): Declare a single attribute "common_object".
8212 (vms_output_aligned_decl_common): New global function.
8213 (SECTION_VMS_OVERLAY): Delete.
8214 (SECTION_VMS_GLOBAL): Likewise.
8215 (SECTION_VMS_INITIALIZE): Likewise.
8216 (vms_asm_named_section): Remove support for above flags.
8217 (vms_section_type_flags): Delete.
8218 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8219 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8220 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8221 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8223 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8226 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8227 (sub_ddmmss): Likewise.
8229 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8232 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8235 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8238 * reload1.c (reload_as_needed): Use cancel_changes to completely
8239 undo a failed replacement attempt.
8241 2009-08-10 Richard Guenther <rguenther@suse.de>
8244 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8245 (useless_type_conversion_p): ... here. Require pointer targets
8248 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8251 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8252 loose the original type of the statement list.
8254 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8256 * config/alpha/alpha.c: Include libfuncs.h
8257 (avms_asm_output_extern): New function.
8258 (alpha_init_libfuncs): Init some decc libfuncs.
8259 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8260 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8261 (DO_CRTL_NAMES): Define.
8263 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8264 (LONG_TYPE_SIZE): Define.
8265 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8266 (SUBTARGET_SWITCHES): Define malloc64 switch.
8267 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8268 (MASK_RETURN_ADDR): Define.
8269 doc/invoke.texi (mmalloc64): Document switch.
8271 2009-08-09 Olivier Hainque <hainque@adacore.com>
8272 Douglas B Rupp <rupp@gnat.com>
8274 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8275 uses_condition_handler.
8276 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8277 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8278 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8279 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8280 (code_for_builtin): New insn codes for the new alpha_builtins.
8281 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8282 (alpha_sa_size): Account for uses_condition_handler.
8283 (alpha_expand_prologue): Likewise.
8284 (alpha_start_function): Likewise.
8285 (alpha_expand_epilogue): Likewise.
8286 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8287 establish/revert expanders.
8288 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8289 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8290 New expander, resorting to the alpha.c associated function.
8291 (builtin_revert_vms_condition_handler): Likewise.
8292 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8293 __gcc_shell_handler, the static VMS condition handler used as
8294 an indirection wrapper to the current dynamically established
8296 * config/alpha/vms-unwind.h: Complete rewrite.
8297 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8298 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8300 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8301 Douglas B Rupp <rupp@gnat.com>
8303 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8304 (alpha_need_linkage): Handle aliases. Return function symbol.
8305 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8306 Use ultimate alias target for the linkage name.
8307 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8308 by alpha_need_linkage for the function symbol.
8309 (setmemdi): Likewise.
8311 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8313 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8314 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8315 (ASM_WEAKEN_LABEL): Define.
8316 (CRT_CALL_STATIC_FUNCTION): Define.
8317 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8318 (ENDFILE_SPEC): Define.
8319 (INIT_SECTION_ASM_OP): Define.
8320 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8321 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8323 (MULTILIB_OSDIRNAMES): Define.
8324 (shlib_version): Define.
8325 (SHLIB_EXT): Define.
8326 (SHLIB_OBJS): Define.
8327 (SHLIB_NAME): Define.
8328 (SHLIB_MULTILIB): Define.
8329 (SHLIB_INSTALL): Define.
8330 (SHLIB_SYMVEC): Define.
8331 (SHLIB_SYMVECX2): Define.
8332 (SHLIB_LINK): Define.
8334 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8336 * config/alpha/alpha.c (alpha_initialize_trampoline):
8337 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8338 (alpha_start_function): Emit transfer address on nested functions
8339 for VMS trampoline call.
8340 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8341 since no longer used.
8342 * config/alpha/vms-tramp.asm: Remove.
8343 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8344 since now only data initialized at runtime.
8346 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8348 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8349 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8350 (MD_EXEC_PREFIX): Remove, no longer used.
8351 (MD_STARTFILE_PREFIX): Likewise.
8352 (INCLUDE_DEFAULTS): Likewise.
8353 * config/alpha/t-vms:
8354 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8356 2009-08-09 Richard Guenther <rguenther@suse.de>
8358 PR tree-optimization/41016
8359 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8360 (operand_precision): Remove.
8361 (integral_operand_p): Likewise.
8362 (recognize_single_bit_test): Adjust.
8364 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8366 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8367 operation overflows. Likewise non-cast unary arithmetic.
8368 If one arm of a conditional expression is always taken,
8369 inhibit evaluation warnings for the other arm. Likewise inhibit
8370 evaluation warnings for the second && or || operand if the first
8371 operand is enough to determine the result.
8372 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8374 (build_binary_op): Prevent duplicate evaluation warnings.
8376 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8378 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8379 and destination have different modes, Use promote_mode to
8380 determine the signedness of the conversion. Assert that the
8381 promoted source mode matches the destination mode. Don't pass
8382 the destination and destination mode to expand_expr if the source
8383 mode is different. Simplify conversion logic.
8385 2009-08-09 Ira Rosen <irar@il.ibm.com>
8387 PR tree-optimization/41008
8388 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8389 from condition only in case it's a comparison. Adjust checks.
8391 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8393 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8394 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8395 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8396 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8397 (dump_cand): Handle them.
8398 (struct iv_cand): New members COST_STEP and AINC_USE.
8399 (stmt_after_increment): Likewise.
8400 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8401 callers changed. Use gimple_uid comparison instead of scanning.
8402 (add_candidate_1): When looking for identical candidates, take
8403 AINC_USE into account. Set it for new candidates.
8404 (force_expr_to_var_cost): Cast target_spill_cost to int.
8405 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8406 All callers changed. Check for availability of autoinc addressing
8407 modes, both in general for a given mode, and in the specific use case.
8408 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8410 (get_computation_cost): Likewise.
8411 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8412 add_autoinc_candidates): New static functions.
8413 (add_candidate): Call add_autoinc_candidates for candidates based on
8415 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8416 (determine_use_iv_cost_address): If we have an autoinc candidate at
8417 the matching use, verify autoinc is possible and subtract the cost
8418 of the candidate's step from the cost.
8419 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8420 member of the candidate.
8421 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8422 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8424 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8426 * config.build (ia64-hp-*vms*): New target.
8427 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8429 * config.gcc (ia64-hp-*vms*): New target.
8430 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8432 * config.host (ia64-hp-*vms*): New target.
8433 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8436 2009-08-08 Richard Guenther <rguenther@suse.de>
8438 PR tree-optimization/40991
8439 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8441 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8443 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8444 mode check. Do truncations in an integer mode.
8445 (force_to_mode): Handle subregs for all mode types. Only do
8446 arithmetic simplifications on integer modes.
8448 2009-08-07 Richard Guenther <rguenther@suse.de>
8450 PR tree-optimization/40999
8451 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8452 (maybe_fold_reference): Lookup constant initializers.
8453 (fold_gimple_assign): Likewise.
8455 2009-08-07 Richard Guenther <rguenther@suse.de>
8457 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8458 that require structural equality defer to the langhook.
8460 2009-08-07 Martin Jambor <mjambor@suse.cz>
8462 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8464 (struct ipa_pass_through_data): New type.
8465 (struct ipa_ancestor_jf_data): New type.
8466 (union jump_func_value): Removed field formal_id, added fields
8467 pass_through and ancestor.
8468 (struct ipa_param_call_note): Changed type of formal_id to int from
8470 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8471 operations jump functions and ancestor jump functions.
8472 (compute_complex_pass_through): New function.
8473 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8474 reflect changes in the jump function strucutre.
8475 (update_jump_functions_after_inlining): Ignore complex pass-through
8476 and ancestor jump functions.
8477 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8478 polynomial pass-through with operation jump functions.
8480 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8482 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8483 fde->dw_fde_begin as begin label instead of hot/cold label.
8484 Use LLSDAC label instead of LLSDA for second section lsda.
8485 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8486 label instead of LLSDA if it is true.
8487 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8489 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8490 SECTION argument. Use it as index into crtl->eh.call_site_record
8492 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8493 use it to determine how to print table entries instead of using
8494 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8495 label instead of normal begin label as base.
8496 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8497 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8498 ensure no EH range spans between sections and that landing pads
8499 are always in the corresponding section.
8500 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8501 for crtl->eh.call_site_record being an array rather than scalar.
8502 (output_one_function_exception_table): New function, copied
8503 from output_function_exception_table. Adjust
8504 dw2_size_of_call_site_table, dw2_output_call_site_table
8505 callers. For SECOND section use *C suffixed labels.
8506 (output_function_exception_table): Call
8507 output_one_function_exception_table and, when doing hot/cold
8508 partitioning, also another time for the second section.
8509 * opts.c: Include except.h.
8510 (decode_options): Allow -freorder-blocks-and-partition with
8511 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8512 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8513 * function.h (struct rtl_eh): Change call_site_record from
8514 scalar into array of 2 elements.
8516 2009-08-07 Martin Jambor <mjambor@suse.cz>
8518 * ipa-prop.c (count_formal_params_1): New function.
8519 (ipa_get_vector_of_formal_parms): New function.
8520 (get_vector_of_formal_parm_types): New function.
8521 (ipa_modify_formal_parameters): New function.
8522 (ipa_modify_call_arguments): New function.
8523 (index_in_adjustments_multiple_times_p): New function.
8524 (ipa_combine_adjustments): New function.
8525 (ipa_dump_param_adjustments): New function.
8526 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8527 (ipa_get_vector_of_formal_parms): Declare.
8528 (ipa_modify_formal_parameters): Declare.
8529 (ipa_modify_call_arguments): Declare.
8530 (ipa_combine_adjustments): Declare.
8531 (ipa_dump_param_adjustments): Declare.
8532 (build_ref_for_offset): Declare.
8533 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8534 * tree-sra.c: Include ipa-prop.c.
8535 (build_ref_for_offset): Make public.
8537 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8539 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8541 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8543 * gcc/doc/extend.texi (__builtin_extract_return_address)
8544 (__builtin_frob_return_address): Document.
8546 2009-08-06 Paul Brook <paul@codesourcery.com>
8548 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8549 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8550 implementation on ARMv6-M.
8552 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8554 * doc/extend.texi (pcs): Document new attribute for ARM.
8556 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8558 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8561 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8563 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8566 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8568 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8570 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8572 Merge ARM/hard_vfp_branch to trunk.
8574 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8576 * arm.c (libcall_eq): New function.
8577 (libcall_hash): New function.
8578 (add_libcall): New function.
8579 (arm_libcall_uses_aapcs_base): New function.
8580 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8581 libcalls using the base PCS.
8582 (arm_init_cumulative_args): Likewise.
8584 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8586 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8587 Use base ABI for conversion libfuncs between HFmode and SFmode.
8589 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8591 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8592 V4SImode as representatives of all 64-bit and 128-bit vector
8593 types. Allow vector types without vector modes.
8594 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8595 without vector modes like BLKmode.
8596 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8597 BLKmode. Avoid unsupported vector modes or TImode moves for
8599 (aapcs_vfp_allocate_return_reg): Likewise.
8600 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8601 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8603 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8605 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8606 (arm_get_pcs_model): Pass attribute arguments to
8607 arm_pcs_from_attribute.
8608 (arm_init_cumulative_args): Use base AAPCS for conversions from
8609 floating-point types to DImode.
8610 (arm_attribute_table): Add pcs attribute.
8611 (arm_handle_pcs_attribute): New.
8612 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8613 conversions from floating-point types to DImode, also declare them
8614 to use base AAPCS and declare functions they call to use base
8615 AAPCS and their RTABI names.
8617 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8619 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8620 -mfloat-abi=hard not being supported for VFP.
8622 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8624 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8625 SYMBOL_REF to hard_libcall_value.
8627 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8628 Richard Earnshaw <rearnsha@arm.com>
8630 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8631 has been put on the stack, all remaining co-processory arguments for
8632 that co-processor also go on the stack.
8634 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8636 * config/arm/arm.c (arm_return_in_memory): Handle returning
8637 vectors of suitable size in registers also for AAPCS case.
8639 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8641 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8643 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8645 ARM Hard-VFP calling convention
8646 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8647 * target.h (gcc_target): Add libcall_value to table of call hooks.
8648 * targhooks.h (default_libcall_value): Default implementation.
8649 * targhooks.c (default_libcall_value): Likewise.
8650 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8651 * optabs.c (expand_unop): Use it.
8652 * expr.h (hard_libcall_value): Pass the function RTX through.
8653 * calls.c (emit_library_call_value_1): Update call to
8655 * explow.c (hard_libcall_value): Use new target hook.
8656 * testsuite/lib/target-supports.exp
8657 (check_effective_target_arm_hard_vfp_ok): New hook.
8658 (check_effective_target_arm_neon_ok): Improve test for neon
8660 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8661 * config/arm/arm.c: Include cgraph.h
8662 (TARGET_FUNCTION_VALUE): Override default hook.
8663 (arm_pcs_default): New variable.
8664 (arm_override_options): Don't fault hard calling convention with VFP.
8665 Add support for AAPCS variants.
8666 (arm_function_value): Make static. Handle AAPCS variants.
8667 (arm_libcall_value): New function.
8668 (arm_apply_result_size): Handle VFP registers in results.
8669 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8671 (pcs_attribute_args): New variable.
8672 (arm_pcs_from_attribute): New function.
8673 (arm_get_pcs_model): New function.
8674 (aapcs_vfp_cum_init): New function.
8675 (aapcs_vfp_sub_candidate): New function.
8676 (aapcs_vfp_is_return_candidate): New function.
8677 (aapcs_vfp_is_call_candidate): New function.
8678 (aapcs_vfp_allocate): New function.
8679 (aapcs_vfp_allocate_return_reg): New function.
8680 (aapcs_vfp_advance): New function.
8681 (aapcs_cp_arg_layout): New variable.
8682 (aapcs_select_call_coproc): New function.
8683 (aapcs_select_return_coproc): New function.
8684 (aapcs_allocate_return_reg): New function.
8685 (aapcs_libcall_value): New function.
8686 (aapcs_layout_arg): New function.
8687 (arm_init_cumulative_args): Initialize AAPCS args data.
8688 (arm_function_arg): Handle AAPCS variants using new interface.
8689 (arm_arg_parital_bytes): Likewise.
8690 (arm_function_arg_advance): New function.
8691 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8692 calling conventions.
8693 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8694 * arm.h (NUM_VFP_ARG_REGS): Define.
8695 (LIBCALL_VALUE): Update.
8696 (FUNCTION_VALUE): Delete.
8697 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8698 (arm_pcs): New enum.
8699 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8700 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8701 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8702 * arm-protos.h (arm_function_arg_advance): Add.
8703 (aapcs_libcall_value): Add.
8704 (arm_function_value): Delete.
8706 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8707 H.J. Lu <hongjiu.lu@intel.com>
8710 * config/i386/i386.c (standard_sse_mode_p): Remove.
8711 (standard_sse_constant_p): Return 2 for integer mode
8712 vector_all_ones_operand when SSE2 is enabled.
8713 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8714 (ix86_expand_vector_move): Do not check for negative values from
8715 standard_sse_constant_p.
8717 2009-08-06 Richard Guenther <rguenther@suse.de>
8719 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8720 array type comparisons frontend independent.
8721 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8722 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8723 out array reference lower bound and element size operands.
8724 (ao_ref_init_from_vn_reference): Properly compute the offset
8725 for ARRAY_RANGE_REF.
8726 (vn_reference_fold_indirect): Fill out array reference lower
8727 bound and element size operands.
8728 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8729 a non gimple valued reference operand which can happen for
8730 array reference lower bound or element size.
8731 (create_component_ref_by_pieces_1): Properly generate the
8732 element size operand for array references.
8734 2009-08-06 Richard Guenther <rguenther@suse.de>
8736 PR tree-optimization/40964
8737 * tree.c (iterative_hash_host_wide_int): Export.
8738 * tree.h (iterative_hash_host_wide_int): Declare.
8739 * tree-ssa-structalias.c (heapvar_map): New struct.
8740 (heapvar_map_eq): New function.
8741 (heapvar_map_hash): Likewise.
8742 (heapvar_lookup): Adjust.
8743 (heapvar_insert): Likewise.
8744 (make_constraint_from_heapvar): Allow multiple heap variables
8745 per decl at different offsets.
8746 (init_alias_heapvars): Adjust.
8748 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8750 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8751 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8752 trailing sync if TARGET_SYNC_AFTER_SC.
8754 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8756 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8757 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8758 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8759 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8760 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8761 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8762 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8763 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8764 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8765 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8766 the prototype declaration match the definition.
8767 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8768 instructions explicitly. Add barrier_before and operands
8770 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8771 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8772 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8773 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8774 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8775 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8777 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8779 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8781 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8782 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8785 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8788 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8790 PR rtl-optimization/40924
8791 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8792 make sure canon_rtx (mem_address) isn't simpler than
8793 canon_rtx (expanded_mem_address).
8795 2009-08-05 Li Feng <nemokingdom@gmail.com>
8797 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8799 (build_scop_drs): Build alias set for each SCoP.
8801 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8803 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8804 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8805 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8806 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8807 (BASE_DRIVER_SELF_SPECS): Likewise.
8809 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8811 * tree-ssa-alias.c: Fix some comment typos.
8813 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8815 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8816 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8818 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8821 * simplify-rtx.c (simplify_binary_operation_1): Disable
8822 simplifications for decimal float operations.
8824 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8827 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8828 operand of INDIRECT_REF.
8830 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8832 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8833 constants referencing TLS symbols.
8835 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8837 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8838 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8840 2009-08-03 Richard Guenther <rguenther@suse.de>
8842 * tree.c (make_vector_type): Build a main variant first,
8843 get the canonical one and then build the variant.
8844 * tree-ssa.c (useless_type_conversion_p_1): Handle
8846 (useless_type_conversion_p): Conversions to pointers to
8847 incomplete record types are useless.
8849 2009-08-03 Richard Guenther <rguenther@suse.de>
8851 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8852 file will be created.
8853 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8854 * toplev.c (compile_file): Adjust comment.
8856 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8858 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8859 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8860 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8861 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8862 (sh_promote_function_mode): Fix typo.
8864 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8866 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8868 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8870 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8871 declaration arguments.
8873 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8875 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8876 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8877 (ix86_split_ashl): Ditto.
8878 (ix86_expand_vector_init_one_nonzero): Ditto.
8879 (ix86_expand_vector_set): Ditto.
8880 (ix86_expand_reduc_v4sf): Ditto.
8882 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8884 * explow.c (promote_function_mode): Remove assert.
8885 * config/sh/sh.c (sh_promote_function_mode): Declare.
8887 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8889 * config/pa/pa.c (pa_promote_function_mode): Declare.
8890 Change to static. Fix promote_mode call.
8892 * gthr-dce.h (CONST_CAST2): Define if not defined.
8893 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8895 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8897 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8899 * expr.c (store_constructor): Use promote_decl_mode. Remove
8900 now write-only variable unsignedp.
8901 (expand_expr_real_1): Use promote_decl_mode.
8902 * expr.h (promote_function_mode, promote_decl_mode): New.
8903 (promote_mode): Remove last argument.
8904 * function.c (assign_temp): Drop last argument of promote_mode.
8905 (assign_parm_find_data_types): Use promote_function_mode.
8906 (assign_parm_setup_reg): Likewise.
8907 (expand_function_end): Use promote_function_mode.
8908 * calls.c (initialize_argument_information): Use promote_function_mode.
8909 (precompute_arguments): Use promote_mode instead of checking if
8910 only PROMOTE_FUNCTION_MODE is defined.
8911 (expand_call): When making sibcall decisions, use promote_function_mode.
8912 Below, remove an if for targetm.calls.promote_function_return and
8913 and use promote_function_mode.
8914 (emit_library_call_value_1): Use promote_function_mode, fix bug
8915 where promote_mode was passed FOR_CALL == 0 for a return value in an
8917 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8918 * explow.c (promote_function_mode, promote_decl_mode): New.
8919 (promote_mode): Keep only the FOR_CALL == 0 case.
8920 * combine.c (setup_incoming_promotion): Remove test of
8921 promote_function_args. Use promote_function_mode.
8922 * stmt.c (expand_value_return): Use promote_decl_mode.
8923 (expand_decl): Use promote_decl_mode.
8925 * expr.c (store_constructor): Use promote_decl_mode. Remove
8926 now write-only variable unsignedp.
8927 (expand_expr_real_1): Use promote_decl_mode.
8928 * expr.h (promote_function_mode, promote_decl_mode): New.
8929 (promote_mode): Remove last argument.
8930 * function.c (assign_temp): Drop last argument of promote_mode.
8931 (assign_parm_find_data_types): Use promote_function_mode.
8932 (assign_parm_setup_reg): Likewise.
8933 (expand_function_end): Use promote_function_mode.
8934 * calls.c (initialize_argument_information): Use promote_function_mode.
8935 (precompute_arguments): Use promote_mode instead of checking if
8936 only PROMOTE_FUNCTION_MODE is defined.
8937 (expand_call): When making sibcall decisions, use promote_function_mode.
8938 Below, remove an if for targetm.calls.promote_function_return and
8939 and use promote_function_mode.
8940 (emit_library_call_value_1): Use promote_function_mode, fix bug
8941 where promote_mode was passed FOR_CALL == 0 for a return value in an
8943 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8944 * explow.c (promote_function_mode, promote_decl_mode): New.
8945 (promote_mode): Keep only the FOR_CALL == 0 case.
8946 * combine.c (setup_incoming_promotion): Remove test of
8947 promote_function_args. Use promote_function_mode.
8948 * stmt.c (expand_value_return): Use promote_decl_mode.
8949 (expand_decl): Use promote_decl_mode.
8951 * explow.c (promote_function_mode): Just call the target hook.
8952 * targhooks.c (default_promote_function_mode,
8953 default_promote_function_mode_always_promote): New.
8954 * targhooks.h (default_promote_function_mode,
8955 default_promote_function_mode_always_promote): Declare.
8956 * target.h (promote_function_args, promote_function_return): Remove.
8957 (promote_function_mode): New.
8958 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8959 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8960 (TARGET_PROMOTE_FUNCTION_MODE): New.
8961 (TARGET_CALLS): Adjust.
8962 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8963 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8965 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8966 * config/s390/s390.c (s390_promote_function_mode): ... here,
8967 with pointer handling.
8968 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8969 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8971 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8972 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8973 with pointer handling.
8974 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8975 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8977 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8978 * config/sh/sh.c (sh_promote_function_mode): New.
8979 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8980 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8982 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8983 * config/cris/cris.c (cris_promote_function_mode): ... here.
8984 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8985 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8987 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8988 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8989 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8990 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8992 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8993 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8994 complex type handling.
8995 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8996 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8998 * config/pa/pa.c (pa_promote_function_mode): New.
8999 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9000 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9002 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9003 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9004 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9005 * config/xtensa/xtensa.c: Likewise.
9006 * config/stormy16/stormy16.c: Likewise.
9007 * config/iq2000/iq2000.c: Likewise.
9008 * config/rs6000/rs6000.c: Likewise.
9009 * config/picochip/picochip.c: Likewise.
9010 * config/arc/arc.c: Likewise.
9011 * config/mcore/mcore.c: Likewise.
9012 * config/score/score.c: Likewise.
9013 * config/mips/mips.c: Likewise.
9014 * config/bfin/bfin.c: Likewise.
9015 * config/ia64/ia64.c: Likewise (disabled though).
9017 * config/frv/frv.h: Remove pointless remark.
9019 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9020 TARGET_PROMOTE_FUNCTION_ARGS,
9021 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9022 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9024 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9026 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9027 -floop-parallelize-all.
9028 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9029 flag_loop_parallelize_all.
9030 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9031 * graphite.c (graphite_transform_loops): Same.
9033 * graphite-poly.c (apply_poly_transforms): Same.
9035 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9037 PR tree-optimization/40914
9038 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9039 if set, then check the delta field of the PMF record.
9040 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9041 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9042 call is stored in the delta.
9044 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9046 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9048 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9050 * config/i386/bsd.h (ASM_BYTE): New define.
9051 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9052 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9053 .byte. Use fputs or putc instead of fprintf where appropriate.
9054 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9055 fputs or putc instead of fprintf where appropriate.
9056 * config/i386/i386elf.h: Ditto.
9057 * config/i386/sysv4.h: Ditto.
9059 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9060 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9061 (*tls_global_dynamic_64): Ditto.
9063 2009-07-31 Christian Bruel <christian.bruel@st.com>
9065 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9067 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9069 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9070 Remove dead code for MINUS.
9072 2009-07-31 Anthony Green <green@moxielogic.com>
9074 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9076 (moxie_expand_epilogue): Ditto for epilogue.
9077 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9079 (moxie_function_arg): Ditto.
9080 (moxie_pass_by_reference): Ditto.
9081 (moxie_arg_partial_bytes): Ditto.
9082 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9083 (FUNCTION_ARG_ADVANCE) Ditto.
9084 (REG_PARM_STACK_SPACE) Ditto.
9085 (FUNCTION_ARG_REGNO_P) Dito.
9087 * config.gcc: Add moxie linux config support.
9088 * gcc/config/moxie/uclinux.h: New file.
9090 2009-07-31 DJ Delorie <dj@redhat.com>
9092 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9093 (UNSPECV_SP_SWITCH_E): New.
9094 (sp_switch_1): Change to an unspec.
9095 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9097 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9098 reference the new stack's address
9100 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9102 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9103 graphite-clast-to-gimple.o, graphite-dependences.o,
9104 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9105 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9106 (graphite-blocking.o,
9107 graphite-clast-to-gimple.o, graphite-dependences.o,
9108 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9109 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9110 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9111 * cfgloop.h (struct loop): Add can_be_parallel field.
9112 * common.opt (fgraphite-identity): Moved up.
9113 (fgraphite-force-parallel): New flag.
9114 * graphite.c: Rewrite.
9115 * graphite.h: Rewrite.
9116 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9118 * toplev.c (graphite_out_file): New file descriptor.
9119 (graphite_in_file): New.
9120 (process_options): flag_graphite_force_parallel cannot be used without
9122 * tree-ssa-loop.c: Include toplev.h.
9123 (gate_graphite_transforms): Enable flag_graphite for
9124 flag_graphite_force_parallel.
9126 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9128 * ChangeLog.graphite: New.
9129 * graphite-blocking.c: New.
9130 * graphite-clast-to-gimple.c: New.
9131 * graphite-clast-to-gimple.h: New.
9132 * graphite-dependences.c: New.
9133 * graphite-dependences.h: New.
9134 * graphite-interchange.c: New.
9135 * graphite-poly.c: New.
9136 * graphite-poly.h: New.
9137 * graphite-ppl.c: New.
9138 * graphite-ppl.h: New.
9139 * graphite-scop-detection.c: New.
9140 * graphite-scop-detection.h: New.
9141 * graphite-sese-to-poly.c: New.
9142 * graphite-sese-to-poly.h: New.
9146 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9148 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9149 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9151 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9153 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9154 (scev_is_linear_expression): Return false if the evolution is not
9155 affine multivariate.
9157 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9159 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9160 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9162 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9164 * tree-data-ref.c (debug_data_references): New.
9165 (debug_data_reference): New.
9166 * tree-data-ref.h (debug_data_references): Declared.
9167 (debug_data_reference): Declared.
9169 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9171 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9172 * tree-data-ref.h (scop_p): Removed.
9173 (struct data_reference): Remove field scop.
9175 (stmt_simple_memref_p): Removed.
9177 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9179 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9180 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9183 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9185 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9187 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9189 * doc/invoke.texi (-fgraphite-identity): Documented.
9191 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9193 * tree-scalar-evolution.c: Fix comment.
9194 (instantiate_scev_1): Return unknow from scev instantiation if the
9195 result is not above instantiate_below.
9197 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9199 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9200 static anymore. Instantiate the symbols that may have been introduced
9202 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9205 2009-07-30 DJ Delorie <dj@redhat.com>
9207 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9208 .vliw directive to VLIW sections.
9210 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9212 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9214 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9215 (AUTOHEADER): New variable.
9216 ($(srcdir)/cstamp-h.in): Use it.
9218 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9219 Pat Haugen <pthaugen@us.ibm.com>
9220 Revital Eres <ERES@il.ibm.com>
9222 * config/rs6000/vector.md (VEC_F): Add VSX support.
9226 (vector_load_<mode>): Ditto.
9227 (vector_store_<mode>): Ditto.
9228 (vector GPR move split): Ditto.
9229 (vec_reload_and_plus_<mptrsize>): Ditto.
9230 (vec_reload_and_reg_<mptrsize>): Ditto.
9231 (add<mode>3): Ditto.
9232 (sub<mode>3): Ditto.
9233 (mul<mode>3): Ditto.
9234 (neg<mode>2): Ditto.
9235 (abs<mode>2): Ditto.
9236 (smin<mode>3): Ditto.
9237 (smax<mode>3): Ditto.
9238 (vector_eq<mode>): Ditto.
9239 (vector_gt<mode>): Ditto.
9240 (vector_ge<mode>): Ditto.
9241 (vector_gtu<mode>): Ditto.
9242 (vector_select_<mode>_uns): Ditto.
9243 (vector_eq_<mode>_p): Ditto.
9244 (vector_gt_<mode>_p): Ditto.
9245 (vector_ge_<mode>_p): Ditto.
9246 (vector_gtu_<mode>_p): Ditto.
9247 (cr6_test_for_zero): Ditto.
9248 (cr6_test_for_zero_reverse): Ditto.
9249 (cr6_test_for_lt): Ditto.
9250 (cr6_test_for_lt_reverse): Ditto.
9251 (xor<mode>3): Ditto.
9252 (ior<mode>3): Ditto.
9253 (and<mode>3): Ditto.
9254 (one_cmpl<mode>2): Ditto.
9255 (nor<mode>2): Ditto.
9256 (andc<mode>2): Ditto.
9257 (float<VEC_int<mode>2): Ditto.
9258 (unsigned_float<VEC_int><mode>2): Ditto.
9259 (fix_trunc<mode><VEC_int>2): Ditto.
9260 (fixuns_trunc<mode><VEC_int>2): Ditto.
9262 (vec_set<mode>): Ditto.
9263 (vec_extract<mode>): Ditto.
9264 (vec_interleave_highv4sf): Ditto.
9265 (vec_interleave_lowv4sf): Ditto.
9266 (vec_realign_load_<mode>): Ditto.
9267 (vec_shl_<mode>): Ditto.
9268 (vec_shr_<mode>): Ditto.
9269 (div<mode>3): New patterns for VSX.
9270 (vec_interleave_highv2df): Ditto.
9271 (vec_interleave_lowv2df): Ditto.
9272 (vec_pack_trunc_v2df): Ditto.
9273 (vec_pack_sfix_trunc_v2df): Ditto.
9274 (vec_pack_ufix_trunc_v2df): Ditto.
9275 (vec_unpacks_hi_v4sf): Ditto.
9276 (vec_unpacks_lo_v4sf): Ditto.
9277 (vec_unpacks_float_hi_v4si): Ditto.
9278 (vec_unpacks_float_lo_v4si): Ditto.
9279 (vec_unpacku_float_hi_v4si): Ditto.
9280 (vec_unpacku_float_lo_v4si): Ditto.
9281 (movmisalign<mode>): Ditto.
9282 (vector_ceil<mode>2): New patterns for vectorizing math library.
9283 (vector_floor<mode>2): Ditto.
9284 (vector_btrunc<mode>2): Ditto.
9285 (vector_copysign<mode>3): Ditto.
9287 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9288 predicate for setting the high bit in each word, used for copysign.
9290 * config/rs6000/ppc-asm.h (f19): Whitespace.
9291 (f32-f63): Define if VSX.
9292 (v0-v31): Define if Altivec.
9293 (vs0-vs63): Define if VSX.
9295 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9297 * config/rs6000/power7.md: New file, provide tuning parameters for
9300 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9301 (rs6000_cpu_cpp_builtins): Ditto.
9302 (altivec_overloaded_builtins): Ditto.
9303 (altivec_resolve_overloaded_builtin): Ditto.
9305 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9306 debug switch to disable vectorizing simple math builtin
9309 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9310 Vectorize simple math builtin functions.
9311 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9312 hook to vectorize math builtins.
9313 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9314 (rs6000_builtin_conversion): Add VSX/power7 support.
9315 (rs6000_builtin_vec_perm): Ditto.
9316 (vsplits_constant): Add support for loading up a vector constant
9317 with just the high bit set in each part.
9318 (rs6000_expand_vector_init): Add VSX/power7 support.
9319 (rs6000_expand_vector_set): Ditto.
9320 (rs6000_expand_vector_extract): Ditto.
9321 (rs6000_emit_move): Ditto.
9322 (bdesc_3arg): Ditto.
9323 (bdesc_2arg): Ditto.
9324 (bdesc_1arg): Ditto.
9325 (rs6000_expand_ternop_builtin): Ditto.
9326 (altivec_expand_builtin): Ditto.
9327 (rs6000_expand_unop_builtin): Ditto.
9328 (rs6000_init_builtins): Ditto.
9329 (altivec_init_builtins): Ditto.
9330 (builtin_function_type): Ditto.
9331 (rs6000_common_init_builtins): Ditto.
9332 (rs6000_handle_altivec_attribute); Ditto.
9333 (rs6000_mangle_type): Ditto.
9334 (rs6000_vector_mode_supported_p): Ditto.
9335 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9338 * config/rs6000/vsx.md: New file for VSX support.
9340 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9341 identifing values with just the most significant bit set.
9342 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9343 vectorized builtins.
9345 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9346 (UNSPEC_VRFIM): Delete.
9347 (splitter for loading up vector with most significant bit): New
9348 splitter for vectorizing copysign.
9349 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9350 vectorizing simple math functions.
9351 (altivec_vrfip): Add support for vectorizing simple math functions.
9352 (altivec_vrfim): Ditto.
9353 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9355 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9356 (power7.md, vsx.md): Include for power7 support.
9357 (copysigndf3): Use VSX instructions if -mvsx.
9358 (negdf2_fpr): Ditto.
9359 (absdf2_fpr): Ditto.
9360 (nabsdf2_fpr): Ditto.
9361 (adddf3_fpr): Ditto.
9362 (subdf3_fpr): Ditto.
9363 (muldf3_fpr): Ditto.
9364 (divdf3_fpr): Ditto.
9365 (fix_truncdfdi2_fpr): Ditto.
9366 (cmpdf_internal1): Ditto.
9367 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9368 (btruncdf2, btruncdf2_fpr): Ditto.
9369 (ceildf2, ceildf2_fpr): Ditto.
9370 (floordf2, floordf2_fpr): Ditto.
9371 (floatdidf2, floatdidf2_fpr): Ditto.
9372 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9373 (fmsubdf4_fpr): Ditto.
9374 (fnmadddf4_fpr_1): Ditto.
9375 (fnmadddf4_fpr_2): Ditto.
9376 (fnmsubdf4_fpr_1): Ditto.
9377 (fnmsubdf4_fpr_2): Ditto.
9378 (fixuns_truncdfdi2): Add expander for VSX support.
9379 (fix_truncdfdi2): Ditto.
9380 (fix_truncdfsi2): Ditto.
9382 (btruncsf2): Whitespace.
9383 (movdf_hardfloat32): Add support for VSX registers.
9384 (movdf_softfloat32): Ditto.
9385 (movdf_hardfloat64): Ditto.
9386 (movdf_hardfloat64_mfpgpr): Ditto.
9387 (movdf_softfloat64): Ditto.
9388 (movti splitters): Add check for vector registers supporting
9389 TImode in the future.
9390 (bpermd): Add power7 bpermd instruction.
9392 * config/rs6000/altivec.h (vec_div): Define if VSX.
9396 (vec_nearbyint): Ditto.
9399 (all predicates): Use the generic builtin function, and not the V4SF
9400 specific function so that the predicates will work with VSX's V2DF.
9404 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9405 Document new VSX functions and types.
9407 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9410 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9411 "wa", and "j" constraints. Modify "v" to talk about Altivec
9412 instead of just vector.
9414 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9417 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9418 location for phi arguments.
9419 (rewrite_update_phi_arguments): Find locations for reaching defs.
9420 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9421 Add location to add_phi_arg calls.
9422 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9423 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9424 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9425 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9426 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9427 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9428 * tree-phinodes.c (make_phi_node): Initialize location.
9429 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9430 (add_phi_arg): Add location parameter.
9431 (remove_phi_arg_num): Move location when moving phi argument.
9432 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9434 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9435 slpeel_update_phi_nodes_for_guard1,
9436 slpeel_update_phi_nodes_for_guard2,
9437 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9438 vect_loop_versioning): Set locations.
9439 * tree-parloops.c (create_phi_for_local_result,
9440 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9441 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9442 * tree-vect-loop.c (get_initial_def_for_induction,
9443 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9445 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9446 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9447 (gimple_phi_arg_set_location): New. Set locus.
9448 (gimple_phi_arg_has_location): New. Check for locus.
9449 (redirect_edge_var_map_location): New. Return locus from var_map.
9450 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9451 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9452 combining PHI arguments.
9453 (cond_store_replacement): Set location.
9454 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9455 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9456 scop_add_exit_phis_edge): Add locations.
9457 * tree-cfgcleanup.c (remove_forwarder_block,
9458 remove_forwarder_block_with_phi): Add locations.
9459 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9460 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9462 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9463 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9464 flush_pending_stmts): Add source location.
9465 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9466 stack to preserve locations.
9467 * tree-vect-stmts.c (vectorizable_load): Add location.
9468 * tree-inline.c (copy_phis_for_bb): Copy locus.
9469 (setup_one_parameter): Add call locus to inlined parameter stmts.
9470 (initialize_inlined_parameters): Pass in call location as parameter
9472 (tree_function_versioning): Pass location to setup_one_parameter.
9473 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9474 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9475 copy and edge lists.
9476 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9477 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9478 locus parameter and override the stmt default if provided.
9479 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9480 elim_graph_add_edge, elim_graph_remove_succ_edge,
9481 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9482 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9483 eliminate_phi): Add locus info in elimination graph for each edge and
9485 (insert_backedge_copies): Copy locus if present.
9486 * tree-flow.h (struct _edge_var_map): Add locus field.
9487 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9488 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9489 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9491 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9493 2009-07-30 Martin Jambor <mjambor@suse.cz>
9495 PR tree-optimization/40570
9496 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9499 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9501 * ssa-loop-manip.c: Include langhooks.h.
9502 (rewrite_phi_with_iv): New.
9503 (rewrite_all_phi_nodes_with_iv): New.
9504 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9505 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9506 * tree-parloops.c (loop_parallel_p): Move out all conditions
9507 except dependency check.
9508 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9509 (gen_parallel_loop): Call canonicalize_loop_ivs without
9510 reduction_list argument.
9511 (build_new_reduction): New.
9512 (gather_scalar_reductions): New.
9513 (try_get_loop_niter): New.
9514 (try_create_reduction_list): New.
9515 (parallleize_loops): Change the parallel conditions check.
9516 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9517 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9519 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9521 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9523 * doc/options.texi (Option properties): Mention new quoting syntax.
9525 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9527 * config/alpha/alpha.c (alpha_start_function):
9528 Handle VMS_DEBUG_MAIN_POINTER
9529 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9530 * doc/invoke.texi: Document -mdebug-main switch.
9532 2009-07-29 Richard Henderson <rth@redhat.com>
9534 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9535 (cgraph_create_edge_including_clones): Likewise.
9536 * tree-inline.c (copy_bb): Operate on the correct edges
9537 when updating the callgraph.
9539 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9541 * config/alpha/vms-cc.c: Deleted.
9542 * config/alpha/vms-ld.c: Deleted.
9543 * config/alpha/t-vms64: Moved to config/vms
9544 * config/alpha/vms-crt0-64.c: Moved to config/vms
9545 * config/alpha/vms-crt0.c: Moved to config/vms
9546 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9547 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9548 * config/alpha/xm-vms.h: Moved to config/vms
9549 * config/alpha/x-vms: Moved to config/vms
9550 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9552 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9553 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9555 * config/vms/t-vms64: Moved here from config/alpha
9556 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9557 (argc,argv,envp): Enforce 32bit malloc'ing.
9558 * config/vms/vms-psxcrt0-64.c: Likewise.
9559 * config/vms/vms-crt0.c: Moved here from config/alpha.
9560 * config/vms/vms-psxcrt0.c: Likewise.
9561 * config/vms/vms-crtl-64.h: New file.
9562 * config/vms/vms-crtl.h: New file.
9563 * config/vms/vms.opt: New file.
9564 * config/vms/xm-vms64.h: New file.
9565 * config/vms/xm-vms.h: Moved here from config/alpha.
9566 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9568 * config/vms/x-vms: Moved here from config/alpha.
9569 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9570 (vms-ld.o, vms-cc.o): Removed.
9571 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9573 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9575 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9576 correct stack (obvious VMS fix).
9578 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9580 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9581 date, version info if VMS_DEBUGGING_INFO defined.
9582 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9583 size, date calculating code moved here.
9585 2009-07-29 Paul Brook <paul@codesourcery.com>
9587 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9590 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9593 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9594 to DImode when generating insq_le insn.
9596 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9598 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9599 New macro set for VMS_DEBUGGGING_INFO.
9600 (AT_string_form): Use it.
9602 2009-07-28 DJ Delorie <dj@redhat.com>
9604 * config/mep/mep.c (vtext_section): New.
9605 (vftext_section): New.
9606 (ftext_section): New.
9607 (mep_select_section): Add support for functions.
9608 (mep_unique_section): Likewise.
9609 (mep_asm_init_sections): Likewise.
9610 (mep_encode_section_info): Remove it from here.
9612 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9614 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9616 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9617 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9619 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9621 * dwarf2out.c (output_file_names): Test new macro
9622 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9623 (add_comp_dir_attribute): Likewise.
9625 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9627 * config/i386/mingw-w64.h (LINK_SPEC): Add
9628 separating space between commands.
9630 2009-07-28 Jan Hubicka <jh@suse.cz>
9632 PR tree-optimization/40759
9633 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9636 2009-07-27 DJ Delorie <dj@redhat.com>
9638 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9639 types are dword-aligned.
9640 (mep_expand_va_start): Likewise.
9642 2009-07-27 Olivier Hainque <hainque@adacore.com>
9643 Douglas B Rupp <rupp@gnat.com>
9645 * convert.c (convert_to_pointer): Don't assume the target
9646 pointer type is POINTER_SIZE long. Fetch its precision instead.
9648 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9650 * system.h (fopen): Undefine if macro.
9652 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9654 * dwarf2out.c (output_cfi_p): Removed.
9655 (output_cfis): New function.
9656 (output_fde): New function, split from output_call_frame_info.
9657 (output_call_frame_info): Use it.
9658 (dwarf2out_switch_text_section): Use output_cfis.
9660 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9662 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9663 TARGET_BI_ARCH is specified without enabling SJLJ.
9664 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9665 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9667 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9669 * arm.md (negdi2): Use DImode if forcing a value into a register.
9671 2009-07-26 Ira Rosen <irar@il.ibm.com>
9673 PR tree-optimization/40801
9674 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9675 of vector operand from the previous copy of vector statement.
9676 Pass the correct definition type value to
9677 vect_get_vec_def_for_stmt_copy().
9679 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9681 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9682 const char ** conversion.
9684 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9686 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9687 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9688 (gcc_unreachable): Invoke __builtin_unreachable() if
9689 !ENABLE_ASSERT_CHECKING.
9691 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9693 PR rtl-optimization/40445
9694 * emit-rtl.c (next_nonnote_insn_bb): New function.
9695 * rtl.h (next_nonnote_insn_bb): Declare new function.
9696 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9697 with no successors that is the successor of the ENTRY_BLOCK.
9698 Continue from the top after removing an empty fallthrough block.
9699 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9700 of next_nonnote_insn.
9702 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9704 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9706 2009-07-25 Martin Jambor <mjambor@suse.cz>
9708 * c-common.c (c_common_attribute_table): New element for noclone.
9709 (handle_noclone_attribute): New function. Forward-declare.
9710 * tree-inline.c (tree_versionable_function_p): Check for noclone
9712 * doc/extend.texi (Labels as Values): Document need for noclone.
9713 (Function Attributes): Document noclone attribute.
9715 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9717 PR rtl-optimization/34999
9718 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9719 and dw_fde_switched_cold_to_hot fields.
9720 (output_cfi_p): New function.
9721 (output_call_frame_info): If fde->dw_fde_switched_sections,
9722 output 2 FDEs instead of one with corrupted header.
9723 (dwarf2out_do_cfi_startproc): New function.
9724 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9725 and fde->dw_fde_switched_cold_to_hot.
9726 (dwarf2out_switch_text_section): Compute
9727 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9728 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9729 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9730 Otherwise, compute fde->dw_fde_switch_cfi.
9732 2009-07-24 Cary Coutant <ccoutant@google.com>
9734 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9736 2009-07-24 Cary Coutant <ccoutant@google.com>
9738 * cfghooks.c (split_block): Copy discriminator to new block.
9739 * tree-cfg.c (assign_discriminator): Check location of last
9740 instruction in block as well as first.
9742 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9744 * config/i386/linux.c: Use fputs or putc instead of fprintf
9746 * config/i386/gas.h: Ditto.
9747 * config/i386/x86-64.h: Ditto.
9748 * config/i386/att.h: Ditto.
9750 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9752 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9755 2009-07-24 Martin Jambor <mjambor@suse.cz>
9757 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9758 (ipa_push_func_to_list_1): Declare.
9759 (ipa_push_func_to_list): New function.
9761 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9762 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9763 (ipa_push_func_to_list): Removed.
9764 (ipa_pop_func_from_list): Clear node_enqueued flag.
9766 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9768 * config/s390/s390.c (override_options): Default
9769 max-unrolled-insns to 100 for z10 tuning.
9771 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9773 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9774 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9775 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9776 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9777 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9778 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9779 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9781 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9783 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9784 use default set in mingw32.h header.
9785 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9786 64-bit /mingw/include path.
9787 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9790 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9792 PR rtl-optimization/40209
9793 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9795 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9797 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9798 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9799 with the rest of string where appropriate. Use fputs or putc
9800 instead of fprintf where appropriate.
9802 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9803 Pat Haugen <pthaugen@us.ibm.com>
9804 Revital Eres <ERES@il.ibm.com>
9806 * config/rs6000/vector.md: New file. Move most of the vector
9807 expander support here from altivec.md to allow for the VSX vector
9808 unit in the future. Add support for secondary_reload patterns.
9809 Rewrite the patterns for vector comparison, and vector comparison
9810 predicate instructions so that the RTL expresses the desired
9811 behavior, instead of using unspec.
9813 * config/rs6000/constraints.md ("f" constraint): Use
9814 rs6000_constraints to hold the precalculated register class.
9815 ("d" constraint): Ditto.
9816 ("wd" constraint): New constraint for VSX.
9817 ("wf" constraint): Ditto.
9818 ("ws" constraint): Ditto.
9819 ("wa" constraint): Ditto.
9820 ("wZ" constraint): Ditto.
9821 ("j" constraint): Ditto.
9823 * config/rs6000/predicates.md (vsx_register_operand): New
9825 (vfloat_operand): New predicate for vector.md.
9826 (vint_operand): Ditto.
9827 (vlogical_operand): Ditto.
9828 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9829 (easy_vector_constant): Add VSX support.
9830 (altivec_indexed_or_indirect_operand): New predicate for
9831 recognizing Altivec style memory references with AND -16.
9833 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9834 for vector secondary reload support.
9835 (rs6000_vector_reg_class): Delete, replacing it with
9837 (rs6000_vsx_reg_class): Ditto.
9838 (rs6000_constraints): New array to hold the register classes of
9839 each of the register constraints that can vary at runtime.
9840 (builtin_mode_to_type): New static array for builtin function type
9842 (builtin_hash_table): New static hash table for builtin function
9844 (TARGET_SECONDARY_RELOAD): Define target hook.
9845 (TARGET_IRA_COVER_CLASSES): Ditto.
9846 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9847 registers are 128 bits if VSX memory reference instructions are used.
9848 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9850 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9851 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9852 Print several of the scheduling related parameters.
9853 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9854 rs6000_constraints instead of rs6000_vector_reg_class. Move
9855 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9856 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9857 Altivec. Add VSX support. Setup for secondary reload support on
9858 Altivec/VSX registers.
9859 (rs6000_override_options): Make power7 set the scheduling groups
9860 like the power5. Add support for new debug switches to override
9861 the scheduling defaults. Temporarily disable -mcpu=power7 from
9862 setting -mvsx. Add support for debug switches -malways-hint,
9863 -msched-groups, and -malign-branch-targets.
9864 (rs6000_buitlin_conversion): Add support for returning unsigned
9865 vector conversion functions to fix regressions due to stricter
9867 (rs6000_builtin_mul_widen_even): Ditto.
9868 (rs6000_builtin_mul_widen_odd): Ditto.
9869 (rs6000_builtin_vec_perm): Ditto.
9870 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9871 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9873 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9875 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9876 VSX types for bit operations. Changes to accomidate vector.md.
9877 (bdesc_2arg): Ditto.
9878 (bdesc_1arg): Ditto.
9879 (struct builtin_description_predicates): Rewrite predicate
9880 handling so that RTL describes the operation, instead of passing
9881 the instruction to be used as a string argument.
9882 (bdesc_altivec_preds): Ditto.
9883 (altivec_expand_predicate_builtin): Ditto.
9884 (altivec_expand_builtin): Ditto.
9885 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9886 statement for vsldoi support.
9887 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9888 (altivec_expand_st_builtin): Ditto.
9889 (paired_expand_builtin): Whitespace changes.
9890 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9891 builtin_mode_to_type table for secondary reload. Call
9892 builtin_function_type to build random builtin functions.
9893 (altivec_init_builtins): Change to use builtin_function_type to
9894 create builtin function types dynamically as we need them.
9895 (builtin_hash_function): New support for hashing the tree types
9896 for builtin function as we need it, rather than trying to build
9897 all of the trees that we need. Add initial preliminary VSX support.
9898 (builtin_function_type): Ditto.
9899 (builtin_function_eq): Ditto.
9900 (builtin_hash_struct): Ditto.
9901 (rs6000_init_builtins): Ditto.
9902 (rs6000_common_init_builtins): Ditto.
9903 (altivec_init_builtins): Ditto.
9904 (rs6000_common_init_builtins): Ditto.
9905 (enum reload_reg_type): New enum for simplifing reg classes.
9906 (rs6000_reload_register_type): Simplify register classes into GPR,
9907 Vector, and other registers. Altivec and VSX addresses in reload.
9908 (rs6000_secondary_reload_inner): Ditto.
9909 (rs6000_ira_cover_classes): New target hook, that returns the
9910 appropriate cover classes, based on -mvsx being used or not.
9911 (rs6000_secondary_reload_class): Add VSX support.
9912 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9913 (get_vsel_insn): Ditto.
9914 (rs6000_emit_vector_compare): Rewrite vector conditional support
9915 so that where we can, we use RTL operators, instead of blindly use
9917 (rs6000_emit_vector_select): Ditto.
9918 (rs6000_emit_vector_cond_expr): Ditto.
9919 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9920 (create_TOC_reference): Add -mdebug=addr support.
9921 (emit_frame_save): VSX loads/stores need register indexed addressing.
9923 * config/rs6000/rs6000.md: Include vector.md.
9925 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9927 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9928 support for V2DI, V2DF in logical, permute, select operations.
9930 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9931 switch for vsx/power7.
9932 (-mvsx-scalar-memory): Ditto.
9933 (-mvsx-align-128): Ditto.
9934 (-mallow-movmisalign): Ditto.
9935 (-mallow-df-permute): Ditto.
9936 (-msched-groups): Ditto.
9937 (-malways-hint): Ditto.
9938 (-malign-branch-targets): Ditto.
9940 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9942 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9943 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9944 (rs6000_vector_reg_class): Delete.
9945 (rs6000_vsx_reg_class): Ditto.
9946 (enum rs6000_reg_class_enum): New enum for the constraints that
9947 vary based on target switches.
9948 (rs6000_constraints): New array to hold the register class for all
9949 of the register constraints that vary based on the switches used.
9950 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9951 (enum rs6000_builtins): Add unsigned varients for the builtin
9952 declarations returned by target hooks for expanding multiplies,
9953 select, and permute operations. Add VSX builtins.
9954 (enum rs6000_builtin_type_index): Add entries for VSX.
9955 (V2DI_type_node): Ditto.
9956 (V2DF_type_node): Ditto.
9957 (unsigned_V2DI_type_node): Ditto.
9958 (bool_long_type_node): Ditto.
9959 (intDI_type_internal_node): Ditto.
9960 (uintDI_type_internal_node): Ditto.
9961 (double_type_internal_node): Ditto.
9963 * config/rs6000/altivec.md (whole file): Move all expanders to
9964 vector.md from altivec.md. Rename insn matching functions to be
9966 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9967 (altivec_vcmp*): Ditto.
9968 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9969 (VM): New iterator for moves that includes the VSX types.
9970 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9971 (altivec_vperm_<mode>_uns): New, for unsigned types.
9972 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9973 (altivec_eq<mode>): Ditto.
9974 (altivec_gt<mode>): Ditto.
9975 (altivec_gtu<mode>): Ditto.
9976 (altivec_eqv4sf): Ditto.
9977 (altivec_gev4sf): Ditto.
9978 (altivec_gtv4sf): Ditto.
9979 (altivec_vcmpbfp_p): Ditto.
9981 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9983 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9986 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9989 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9990 ASM_SHORT instead of .word.
9991 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9992 instead of .word in asm template.
9994 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9997 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9998 (process_bb_node_lives): Use it.
10000 * ira.c (setup_cover_and_important_classes): Don't setup
10001 ira_important_class_nums. Add cover classes to the end of
10003 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10005 (find_reg_class_closure): Use reorder_important_classes.
10007 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10009 * config/i386/i386.c (i386_ira_cover_classes): New function.
10010 (TARGET_IRA_COVER_CLASSES): Redefine.
10012 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10013 importance of order of cover classes in the array.
10015 2009-07-22 Diego Novillo <dnovillo@google.com>
10017 * tree-pass.h (TDF_EH): Define.
10018 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10019 contains TDF_EH, print the EH region number holding GS.
10020 * tree-dump.c (dump_options): Add "eh".
10021 * doc/invoke.texi: Document it.
10023 2009-07-22 Doug Kwan <dougkwan@google.com>
10025 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10027 2009-07-22 Michael Matz <matz@suse.de>
10029 PR tree-optimization/35229
10030 PR tree-optimization/39300
10032 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10033 (inhibit_phi_insertion): New function.
10034 (insert_into_preds_of_block): Call it for REFERENCEs.
10035 (init_pre): Initialize and finalize scalar evolutions.
10036 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10038 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10040 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10041 Use CONST_VECTOR_NUNITS to determine number of elements.
10043 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10045 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10046 (U, W): Constraints are now deprecated and will be removed if we
10047 run out of letters.
10048 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10050 ("prefetch"): Add the stcmh instruction for prefetching.
10051 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10053 (s390_short_displacement): Return always true if compiling for
10054 machines not providing the long displacement facility.
10055 (s390_mem_constraint): Support the new constraint letter Z.
10056 (s390_check_qrst_address): New function.
10058 2009-07-21 DJ Delorie <dj@redhat.com>
10060 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10063 2009-07-21 Jason Merrill <jason@redhat.com>
10065 * c-common.c (max_tinst_depth): Increase default to 1024.
10067 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10069 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10070 (vec_unpacku_float_lo_v4si): Ditto.
10072 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10075 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10076 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10077 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10078 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10080 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10082 PR tree-optimization/40813
10083 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10086 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10088 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10089 with a NOP_EXPR if needed.
10091 2009-07-21 Paul Brook <paul@codesourcery.com>
10093 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10094 Terminate debug dump with newline.
10096 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10098 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10099 Cast "1" to unsigned HOST_WIDE_INT.
10100 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10101 deposit length to the maximum length - lsb. Extend length if
10102 HOST_BITS_PER_WIDE_INT is 32.
10104 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10106 * cgraph.h (constant_pool_htab): New function.
10107 (constant_descriptor_tree): Move from varasm.c.
10108 * varasm.c (constant_pool_htab): New function.
10109 (constant_descriptor_tree): Move to cgraph.h.
10111 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10113 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10115 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10117 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10120 2009-07-20 Xinliang David Li <davidxl@google.com>
10122 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10124 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10126 * config/mips/mips.md (move_type): Add arith.
10127 (type): Handle arith.
10128 (zero_extendsidi2): Rename this into ...
10129 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10130 (zero_extendsidi2): New expander.
10131 (*zero_extendsidi2_dext): New pattern.
10133 2009-07-20 Nick Clifton <nickc@redhat.com>
10135 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10136 to set MIPS_ABI_DEFAULT.
10137 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10139 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10141 * tree-object-size.c (addr_object_size): Handle unions with
10142 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10144 PR tree-optimization/40792
10145 * tree.c (build_function_type_skip_args): Remove bogus assert.
10147 2009-07-20 Jan Hubicka <jh@suse.cz>
10148 Martin Jambor <mjambor@suse.cz>
10150 * cgraph.h (combined_args_to_skip): New field.
10151 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10152 combined_args_to_skip and args_to_skip.
10153 * tree-inline.c (update_clone_info): New function.
10154 (tree_function_versioning): Call update_clone_info.
10155 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10157 (cgraph_materialize_all_clones): More extensive dumping, working
10158 with combined_args_to_skip rather than args_to_skip.
10160 2009-07-20 Ira Rosen <irar@il.ibm.com>
10162 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10163 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10164 (get_initial_def_for_reduction): Likewise.
10165 (vectorizable_reduction): Skip the check of first operand in case
10166 of COND_EXPR. Add check that it is outer loop vectorization if
10167 nested cycle was detected. Call vectorizable_condition() for
10168 COND_EXPR. If reduction epilogue cannot be created do not fail for
10169 nested cycles (if it is not double reduction). Assert that there
10170 is only one type in the loop in case of COND_EXPR. Call
10171 vectorizable_condition() to vectorize COND_EXPR.
10172 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10173 Add parameters. Allow nested cycles if called from
10174 vectorizable_reduction(). Use reduction vector variable if provided.
10175 (vect_analyze_stmt): Call vectorizable_reduction() before
10176 vectorizable_condition().
10177 (vect_transform_stmt): Update call to vectorizable_condition().
10179 2009-07-20 Christian Bruel <christian.bruel@st.com>
10181 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10182 * doc/invoke.texi (-mfmovd): Likewise.
10183 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10185 2009-07-20 Jan Hubicka <jh@suse.cz>
10187 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10188 when handling SSA name.
10190 2009-07-19 Jan Hubicka <jh@suse.cz>
10192 PR tree-optimization/40676
10193 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10194 virtual PHIs in empty BBs.
10196 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10198 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10199 re-expanded the compound use gen_lowpart instead to convert to the
10202 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10204 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10205 OUTER_CONST arguments.
10206 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10207 the new wider mode will be masked off.
10208 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10210 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10212 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10213 high-order bits are zero.
10215 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10217 * combine.c (simplify_shift_const_1): Split code to determine
10218 shift_mode into ...
10219 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10220 new bits shifted in are identical to the old sign bit.
10222 2009-07-18 Richard Guenther <rguenther@suse.de>
10225 * gimplify.c (gimplify_call_expr): Reject code using results from
10226 functions returning void.
10228 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10230 * doc/md.texi: Document the new PowerPC "es" constraint.
10231 Document that "m" can include automodified addresses on this target,
10232 and explain how %U must be used. Extend the "Q" and "Z" documentation
10233 to suggest "es" as well as "m".
10234 * config/rs6000/constraints.md (es): New memory constraint.
10235 (Q, Z): Update strings to match new documentation.
10237 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10239 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10240 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10241 * config/rs6000/predicates.md (volatile_mem_operand): Use
10242 offsettable_nonstrict_memref_p.
10243 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10244 (*floatunssidf2_internal): Likewise.
10245 (*fix_truncdfsi2_internal): Likewise.
10246 (*fix_trunctfsi2_internal): Likewise.
10248 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10250 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10251 atmega32u2 devices.
10252 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10254 2009-07-17 Richard Guenther <rguenther@suse.de>
10257 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10258 (pass_warn_unused_result): Likewise.
10259 (TODO_set_props): Remove.
10260 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10262 (pass_diagnose_omp_blocks): Define.
10263 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10264 (c_gimple_diagnostics_recursively): Remove.
10265 (finish_function): Do not call it.
10266 (c_write_global_declarations): Continue after errors.
10267 Finalize the CU here.
10268 * c-gimplify.c (c_genericize): Do not gimplify here.
10269 * c-common.c (c_warn_unused_result): Move ...
10270 * tree-cfg.c (do_warn_unused_result): ... here.
10271 (run_warn_unused_result): New function.
10272 (gate_warn_unused_result): New function.
10273 (pass_warn_unused_result): New pass.
10274 * c-common.h (c_warn_unused_result): Remove.
10275 * flags.h (flag_warn_unused_result): Declare.
10276 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10277 * opts.c (flag_warn_unused_result): Initialize to false.
10278 * toplev.c (compile_file): Add comment.
10279 * omp-low.c (create_omp_child_function): Do not register
10280 the function with the frontend.
10281 (diagnose_omp_structured_block_errors): Prepare to be
10282 called as optimization pass.
10283 (gate_diagnose_omp_blocks): New function.
10284 (pass_diagnose_omp_blocks): New pass.
10285 * cgraph.h (cgraph_optimize): Remove.
10286 (cgraph_analyze_function): Likewise.
10287 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10288 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10289 before their parents here.
10290 (cgraph_finalize_function): Not here.
10291 (cgraph_analyze_function): Gimplify functions here.
10292 (cgraph_finalize_compilation_unit): Continue after errors.
10293 Optimize the callgraph from here.
10294 (cgraph_optimize): Make static.
10295 * langhooks.c (write_global_declarations): Finalize the CU.
10296 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10297 (gimplify_function_tree): Assert we gimplify only once.
10298 Set PROP_gimple_any property.
10299 * tree-nested.c (gimplify_all_functions): New function.
10300 (lower_nested_functions): Gimplify all nested functions.
10301 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10302 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10303 and pass_diagnose_omp_blocks after gimplification. Do not
10304 set TODO_set_props on all_lowering_passes.
10305 (execute_one_pass): Do not handle TODO_set_props.
10306 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10307 (gimplify.o): Add tree-pass.h dependency.
10308 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10309 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10310 (unsave_r): Likewise.
10311 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10312 temporary variable.
10314 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10316 * doc/service.texi (Service): Restore previously removed link,
10317 which isn't broken after all.
10319 2009-07-17 Richard Guenther <rguenther@suse.de>
10321 PR tree-optimization/40321
10322 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10323 PHI nodes to the maximal set.
10324 (make_values_for_phi): Add PHI arguments to the maximal set.
10325 (execute_pre): Dump PHI_GEN and the maximal set.
10327 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10330 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10333 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10335 * doc/extend.texi (Nested Functions): Replace broken link with
10337 * doc/service.texi (Service): Remove broken link.
10339 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10342 * builtins.c (expand_builtin_memcmp): Use loc instead of
10343 EXPR_LOCATION (exp).
10344 (expand_builtin_strncmp): Likewise.
10346 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10347 Manuel López-Ibáñez <manu@gcc.gnu.org>
10350 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10351 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10352 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10353 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10354 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10355 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10356 tree-inline.c, c-common.c, c-common.h, gimple.c,
10357 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10358 convert.c: Add location argument to fold_{unary,binary,ternary},
10359 fold_build[123], build_call_expr, build_size_arg,
10360 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10361 fold_build1_initializer, fold_build2_initializer,
10362 fold_build3_initializer, fold_build_call_array,
10363 fold_build_call_array_initializer, fold_single_bit_test,
10364 omit_one_operand, omit_two_operands, invert_truthvalue,
10365 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10366 combine_comparisons, fold_builtin_*, fold_call_expr,
10367 build_range_check, maybe_fold_offset_to_address, round_up,
10370 2009-07-16 Jason Merrill <jason@redhat.com>
10373 * c-common.c (c_common_reswords): Add __is_standard_layout
10375 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10376 * doc/implement-cxx.texi: New.
10377 * doc/gcc.texi: Include it.
10379 2009-07-16 DJ Delorie <dj@redhat.com>
10381 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10382 compares that may be indirectly affected by previous instructions.
10384 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10386 * builtins.c (do_mpc_arg2): New.
10387 (fold_builtin_2): Fold builtin cpow.
10388 * real.h (HAVE_mpc_pow): New.
10390 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10392 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10393 comparison to skip unprofitable schedule
10395 2009-07-16 Simon Baldwin <simonb@google.com>
10397 * gcc.c (option_map): New flag -no-canonical-prefixes.
10398 * (display_help): Print help text for new flag.
10399 * (process_command): Move options translation and language specifics
10400 and handle new flag early. Use it to set a function pointer to a
10401 prefix builder. Replace make_relative_prefix calls with calls to
10402 the function pointed to. Ignore new flag in regular options handling.
10403 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10405 2009-07-15 DJ Delorie <dj@redhat.com>
10407 * config/mep/mep.md (sibcall_internal): Change register to avoid
10408 argument registers.
10409 (sibcall_value_internal): Likewise.
10411 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10413 PR rtl-optimization/40710
10414 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10416 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10418 * config/mips/mips.md (*extenddi_truncate<mode>,
10419 *extendsi_truncate<mode>): Change type attribute to move_type
10420 with shift_shift. Split out code handling exts from here ...
10421 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10423 (*extendhi_truncateqi): Change type attribute to move_type with
10424 shift_shift. Split out code handling exts from here ...
10425 (*extendhi_truncateqi_exts): ... to this new pattern.
10427 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10429 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10430 instead of "and" with inverted sign bit mask value. Use
10431 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10432 Allocate registers only for operand 4 and operand 5.
10434 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10436 PR middle-end/40747
10437 * fold-const.c (fold_cond_expr_with_comparison): When folding
10438 < and <= to MIN, make sure the MIN uses the same type as the
10439 comparison's operands.
10441 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10443 * arm.md (ior_xor): New code iterator.
10444 (split for ior/xor with shift and zero-extend): New split pattern.
10445 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10447 2009-07-15 Richard Guenther <rguenther@suse.de>
10449 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10452 2009-07-15 Richard Guenther <rguenther@suse.de>
10454 PR middle-end/40753
10455 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10457 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10459 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10460 handle 2.6.30 kernel.
10462 2009-07-15 DJ Delorie <dj@redhat.com>
10464 * config/mep/mep.md (sibcall_internal): Change register to allow
10465 for 24-bit addresses.
10466 (sibcall_value_internal): Likewise.
10468 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10470 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10471 that are enabled/disabled by the flags introduced by a previous patch.
10473 2009-07-14 DJ Delorie <dj@redhat.com>
10475 * config/mep/mep.md (sibcall_internal): Include non-toggling
10477 (sibcall_value_internal): Likewise.
10479 2009-07-14 Taras Glek <tglek@mozilla.com>
10480 Rafael Espindola <espindola@google.com>
10482 * doc/sourcebuild.texi: Document install-plugin target.
10483 * configure.ac: Added install-plugin target to language makefiles.
10484 * configure: Regenerate.
10485 * Makefile.in: (install-plugin): Install more headers,
10486 depend on lang.install-plugin.
10488 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10490 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10493 2009-07-14 DJ Delorie <dj@redhat.com>
10495 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10496 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10497 * config/mep/mep.md (sibcall_internal): Change test from
10498 mep_vliw_mode_match to mep_vliw_jmp_match.
10499 (sibcall_value_internal): Likewise.
10501 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10503 * config/i386/sse.md (copysign<mode>3): New expander.
10504 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10505 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10506 Use ix86_build_const_vector.
10507 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10508 IX86_BUILTIN_CPYSGNPD.
10509 (builtin_description): Add __builtin_ia32_copysignps and
10510 __builtin_ia32_copysignpd.
10511 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10512 and BUILT_IN_COPYSIGNF.
10514 2009-07-13 Jason Merrill <jason@redhat.com>
10516 * builtins.c (can_trust_pointer_alignment): New fn.
10517 (get_pointer_alignment): Factor it out from here.
10518 * tree.h: Declare it.
10520 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10522 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10525 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10529 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10531 2009-07-14 Richard Guenther <rguenther@suse.de>
10532 Andrey Belevantsev <abel@ispras.ru>
10534 PR middle-end/40745
10535 * cfgexpand.c (partition_stack_vars): Do not bother to update
10536 alias information when not optimizing.
10538 2009-07-14 Richard Guenther <rguenther@suse.de>
10539 Andrey Belevantsev <abel@ispras.ru>
10541 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10542 (pt_solution_set): Likewise.
10543 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10544 * tree-ssa-structalias.c (pt_solution_set): New function.
10545 * final.c (rest_of_clean_state): Free SSA data structures.
10546 * print-rtl.c (print_decl_name): Remove.
10547 (print_mem_expr): Implement in terms of print_generic_expr.
10548 * alias.c (ao_ref_from_mem): New function.
10549 (rtx_refs_may_alias_p): Likewise.
10550 (true_dependence): Query alias-export info.
10551 (canon_true_dependence): Likewise.
10552 (write_dependence_p): Likewise.
10553 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10555 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10556 (mem_expr_equal_p): Use operand_equal_p.
10557 (set_mem_attributes_minus_bitpos): Do not use
10558 component_ref_for_mem_expr.
10559 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10560 (update_alias_info_with_stack_vars): Likewise.
10561 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10562 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10563 explicitly nor clear stmt operands.
10564 Free the decl-to-pointer map.
10565 * tree-optimize.c (execute_free_datastructures): Do not free
10566 SSA data structures here.
10567 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10568 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10569 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10571 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10573 2009-07-13 DJ Delorie <dj@redhat.com>
10575 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10576 unrolling at the right iteration count.
10578 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10581 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10583 * haifa-sched.c (rank_for_schedule): Introduced flags to
10584 enable/disable individual scheduling heuristics.
10585 * common.opt: Introduced flags to enable/disable individual
10586 heuristics in the scheduler.
10587 * doc/invoke.texi: Introduced flags to enable/disable individual
10588 heuristics in the scheduler.
10590 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10592 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10593 config/i386/mingw-tls.c.
10594 * config/i386/mingw-tls.c: Removed.
10596 2009-07-13 Ira Rosen <irar@il.ibm.com>
10598 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10599 checks access only relevant statements.
10600 (vectorizable_reduction): Likewise.
10602 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10604 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10605 just for 32-bit case.
10607 2009-07-12 Jan Hubicka <jh@suse.cz>
10609 PR tree-optimization/40585
10610 * except.c (expand_resx_expr): When there already is resume
10611 instruction, produce linked list.
10612 (build_post_landing_pads): Assert that resume is empty.
10613 (connect_post_landing_pads): Handle resume lists.
10614 (dump_eh_tree): Dump resume list.
10616 2009-07-12 Ira Rosen <irar@il.ibm.com>
10618 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10619 with additional argument.
10620 * tree-vectorizer.h (enum vect_def_type): Add
10621 vect_double_reduction_def.
10622 (vect_is_simple_reduction): Add argument.
10623 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10625 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10626 vect_is_simple_reduction with additional argument.
10627 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10629 (reduction_code_for_scalar_code): Handle additional codes by
10630 returning ERROR_MARK for them. Fix comment and indentation.
10631 (vect_is_simple_reduction): Fix comment, add argument to specify
10632 double reduction. Detect double reduction.
10633 (get_initial_def_for_induction): Fix indentation.
10634 (get_initial_def_for_reduction): Fix comment and indentation.
10635 Handle double reduction. Create initial definitions that do not
10636 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10637 (vect_create_epilog_for_reduction): Fix comment, add argument to
10638 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10639 epilogue result extraction. Create double reduction phi node and
10640 replace relevant uses.
10641 (vectorizable_reduction): Call vect_is_simple_reduction with
10642 additional argument. Fix indentation. Update epilogue code treatment
10643 according to the changes in reduction_code_for_scalar_code. Check
10644 for double reduction. Call vect_create_epilog_for_reduction with
10645 additional argument.
10646 * tree-vect-stmts.c (process_use): Handle double reduction, update
10648 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10649 (vect_get_vec_def_for_operand): Likewise.
10651 2009-07-12 Danny Smith <dansmister@gmail.com>
10653 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10654 dllexport if !TREE_PUBLIC.
10655 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10657 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10659 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10660 (avr_extra_arch_macro) Remove declatation.
10661 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10662 (avr_extra_arch_macro) Declare as static.
10663 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10665 2009-07-11 Jan Hubicka <jh@suse.cz>
10667 PR middle-end/48388
10668 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10670 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10673 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10674 cold_in_std_section bits.
10675 (dwarf2out_begin_prologue): Initialize them.
10676 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10677 if already covered by text_section or cold_text_section range.
10679 PR rtl-optimization/40667
10680 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10681 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10682 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10683 * config/i386/i386.c (ix86_minimum_alignment): New function.
10684 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10685 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10686 * emit-rtl.c (gen_reg_rtx): Likewise.
10687 * function.c (assign_parms): Likewise. If nominal_type needs
10688 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10689 rather than passed_type's alignment.
10692 * function.c (assign_parm_setup_stack): Adjust
10693 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10694 from nominal_mode on big endian.
10696 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10698 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10700 2009-07-10 DJ Delorie <dj@redhat.com>
10702 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10704 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10706 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10708 (thumb2_cbnz): Likewise.
10710 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10713 * config.gcc (supported_defaults): Add synci.
10714 (with_synci): Add validation.
10715 (all_defaults): Add synci.
10716 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10719 * config/mips/mips.opt (msynci): New option.
10720 * config/mips/mips.c (mips_override_options): Warn on use of
10721 -msynci for targets that do now support it.
10722 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10724 * gcc/doc/invoke.texi (-msynci): Document the new option.
10725 * doc/install.texi (--with-synci): Document the new option.
10727 2009-07-10 Richard Guenther <rguenther@suse.de>
10729 PR tree-optimization/40496
10730 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10731 the PHI result with a compatible type.
10733 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10737 * c.opt (Wunused-result): New.
10738 * doc/invoke.texi: Document it.
10739 * c-common.c (c_warn_unused_result): Use it.
10741 2009-07-09 DJ Delorie <dj@redhat.com>
10743 * targhooks.c (default_target_can_inline_p): Rename from
10744 default_target_option_can_inline_p.
10745 * targhooks.h (default_target_can_inline_p): Likewise.
10746 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10747 TARGET_OPTION_CAN_INLINE_P.
10748 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10749 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10750 (mep_target_can_inline_p): Rename from
10751 mep_target_option_can_inline_p.
10754 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10755 registers used to pass vectors.
10757 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10759 2009-07-09 Tom Tromey <tromey@redhat.com>
10761 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10762 * config/mmix/mmix.c: Include dwarf2.h.
10763 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10764 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10765 * config/sh/sh.c: Include dwarf2.h.
10766 * config/i386/i386.c: Include dwarf2.h.
10767 * Makefile.in (DWARF2_H): Remove 'elf'.
10768 * except.c: Include dwarf2.h.
10769 * unwind-dw2.c: Include dwarf2.h.
10770 * dwarf2out.c: Include dwarf2.h.
10771 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10772 * unwind-dw2-fde.c: Include dwarf2.h.
10773 * dwarf2asm.c: Include dwarf2.h.
10775 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10777 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10778 (max_issue): Use it.
10779 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10781 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10782 (region_sched_info): Update.
10783 * sched-ebb.c (ebb_sched_info): Update.
10784 * modulo-sched.c (sms_sched_info): Update.
10785 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10787 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10789 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10791 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10793 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10795 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10797 PR middle-end/40692
10798 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10799 arg1 with arg01 if arg1 is already INTEGER_CST.
10801 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10803 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10804 Transform (and (truncate)) into (truncate (and)).
10806 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10808 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10809 creating LHS paradoxical subregs. Fix surrounding returns to
10810 use NULL_RTX rather than 0.
10812 2009-07-08 DJ Delorie <dj@redhat.com>
10814 * config/mep/mep.c: (mep_option_can_inline_p): New.
10815 (TARGET_OPTION_CAN_INLINE_P): Define.
10817 2009-07-08 Mark Wielaard <mjw@redhat.com>
10820 * dwarf2out.c (add_data_member_location_attribute): When we have
10821 only a constant offset don't emit a new location description using
10822 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10825 2009-07-08 Richard Henderson <rth@redhat.com>
10828 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10829 (enum reg_class): Add CLOBBERED_REGS.
10830 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10831 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10832 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10833 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10834 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10835 force 64-bit sibcalls into R11.
10836 * config/i386/constraints.md (U): New constraint.
10837 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10838 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10839 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10841 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10843 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10845 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10846 * ebitmap.h (dump_ebitmap): Ditto.
10847 * optabs.h (optab_libfunc): Ditto.
10848 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10849 * tree-flow.h (vect_can_force_dr_alignment_p,
10850 get_vectype_for_scalar_type): Ditto.
10851 (vectorize_loops): Move prototype to ...
10852 * tree-vectorizer.h: ... here. Also, adjust comment.
10853 (vect_set_verbosity_level): Remove duplicate prototype.
10854 * tree-ssa-loop.c: Include tree-vectorizer.h.
10855 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10857 2009-07-08 Nick Clifton <nickc@redhat.com>
10859 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10862 2009-07-08 DJ Delorie <dj@redhat.com>
10864 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10865 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10866 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10868 * config/mep/intrinsics.md: Regenerated.
10869 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10870 registers when asm() or calls are detected.
10872 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10875 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10877 * gimple (gimple_build_call_from_tree): Likewise.
10878 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10879 no_warning flag before warning.
10881 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10883 * tree.c (set_expr_locus): Remove.
10884 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10885 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10887 * gimplify.c (internal_get_tmp_var): Likewise.
10888 (gimplify_call_expr): Likewise.
10889 (gimplify_one_sizepos): Likewise.
10891 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10894 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10895 to variables for debugging purposes.
10897 2009-06-23 Mark Loeser <mark@halcy0n.com>
10900 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10902 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10904 * pretty-print.c (pp_base_format): Remove %J.
10905 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10906 gcc_cxxdiag_char_table): Likewise.
10907 (init_dynamic_diag_info): Likewise.
10909 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10911 * pretty-print.c (pp_base_format): Remove %H.
10912 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10913 gcc_cxxdiag_char_table): Likewise.
10914 (init_dynamic_diag_info): Likewise.
10915 * config/mep/mep.c (mep_select_section): Likewise.
10917 2009-07-07 Duncan Sands <baldrick@free.fr>
10919 * final.c (pass_clean_state): Give the pass a name.
10920 * passes.c (pass_rest_of_compilation): Likewise.
10921 * tree-optimize.c (pass_all_optimizations): Likewise.
10923 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10925 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10926 an extra 'decl' for error_at.
10928 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10930 PR middle-end/40669
10931 * tree-tailcall.c (adjust_return_value_with_ops,
10932 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10933 if it has complex or vector type.
10935 2009-07-07 Olivier Hainque <hainque@adacore.com>
10937 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10940 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10942 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10944 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10946 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10947 * c-decl.c: Likewise.
10948 * function.c: Likewise.
10949 * varasm.c: Likewise.
10950 * tree-ssa.c: Likewise.
10951 * c-common.c: Likewise.
10952 * tree-cfg.c: Likewise.
10953 * config/spu/spu.c: Likewise.
10954 * config/ia64/ia64.c: Likewise.
10955 * config/v850/v850.c: Likewise.
10957 2009-07-06 DJ Delorie <dj@redhat.com>
10959 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10960 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10961 unspecified accesses to control registers.
10962 * config/mep/intrinsics.md: Regenerate.
10963 * config/mep/intrinsics.h: Regenerate.
10964 * config/mep/mep-intrin.h: Regenerate.
10966 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10968 * c-lex.c: Replace %H by an explicit location. Update all calls.
10969 * c-common.c: Likewise.
10970 * c-decl.c: Likewise.
10971 * c-typeck.c: Likewise.
10972 * fold-const.c: Likewise.
10973 * gimplify.c: Likewise.
10974 * stmt.c: Likewise.
10975 * tree-cfg.c: Likewise.
10976 * tree-ssa-loop-niter.c: Likewise.
10977 * tree-vrp.c: Likewise.
10978 * value-prof.c: Likewise.
10980 2009-07-06 Diego Novillo <dnovillo@google.com>
10982 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10983 if it has one. Handle cases where VAR does not have an
10984 annotation or cfun is NULL.
10986 2009-07-06 Diego Novillo <dnovillo@google.com>
10988 * tree.c: Include debug.h.
10989 (initialize_tree_contains_struct): New.
10990 (init_ttree): Call it.
10991 (tree_node_structure_for_code): Factor out of ...
10992 (tree_node_structure): ... here.
10993 * treestruct.def (TS_PHI_NODE): Remove.
10994 (TS_GIMPLE_STATEMENT): Remove.
10996 2009-07-06 Diego Novillo <dnovillo@google.com>
10998 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10999 (debug_tree_chain): Handle cycles.
11001 2009-07-06 Nick Clifton <nickc@redhat.com>
11002 DJ Delorie <dj@redhat.com>
11004 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11005 __FMOVD_ENABLED__ is defined.
11007 (TARGET_FMOVD): Provide a default definition.
11008 (MASK_FMOVD): Likewise.
11009 (TARGET_CPU_CPP_BUILTINS): Define
11010 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11011 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11012 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11013 (split for DF load from memory into register): Also handle
11014 MEMs which consist of REG+DISP addressing.
11015 (split for DF store from register to memory): Likewise.
11016 (movsf_ie): Always use single fp_mode.
11017 * config/sh/sh.c (sh_override_options): Do not automatically
11018 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11019 that to the -mfmovd command line switch.
11020 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11021 (fldi_ok): Always allow.
11022 * config/sh/sh.opt (mfmovd): Remove this switch.
11023 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11025 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11026 Kaz Kojima <kkojima@gcc.gnu.org>
11028 PR rtl-optimization/30807
11029 * postreload.c (reload_combine): For every new use of REG_SUM,
11030 record the use of BASE.
11032 2009-07-06 Jan Hubicka <jh@suse.cz>
11034 * params.def: Revert my accidental commit at 2009-06-30.
11036 2009-07-04 Ian Lance Taylor <iant@google.com>
11039 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11041 (mingw_format_attribute_overrides): Likewise.
11043 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11046 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11047 don't check cfa.reg. Instead of cfa.indirect use
11048 fde && fde->drap_reg != INVALID_REGNUM test.
11050 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11052 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11054 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11057 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11059 2009-07-03 Richard Guenther <rguenther@suse.de>
11061 PR tree-optimization/40640
11062 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11065 2009-07-03 Jan Hubicka <jh@suse.cz>
11067 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11068 for size, reduce amount of inlining.
11070 2009-07-03 Richard Guenther <rguenther@suse.de>
11072 PR middle-end/34163
11073 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11074 if t +- x is known to not overflow and the conversion widens the
11076 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11078 2009-07-03 Jan Hubicka <jh@suse.cz>
11080 * ipa-pure-const.c (analyze): Update loop optimizer init.
11081 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11082 try_remove_empty_loop, remove_empty_loops): Remove.
11083 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11084 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11085 to mark regular loops as neccesary.
11086 (degenerate_phi_p): New function.
11087 (propagate_necessity, remove_dead_phis): Use it.
11088 (forward_edge_to_pdom): Likewise.
11089 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11090 virtual PHI nodes that became unreachable.
11091 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11092 * tree-flow.h (remove_empty_loops): Remove.
11093 * passes.c (init_optimization_passes): Remove.
11095 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11097 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11098 can_create_pseudo_p.
11099 (*fix_trunc<mode>_i387_1): Ditto.
11100 (*floathi<mode>2_1): Ditto.
11101 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11102 (*fistdi2_1): Ditto.
11103 (*fist<mode>2_1): Ditto.
11104 (frndintxf2_floor): Ditto.
11105 (*fist<mode>2_floor_1): Ditto.
11106 (frndintxf2_ceil): Ditto.
11107 (*fist<mode>2_ceil_1): Ditto.
11108 (frndintxf2_trunc): Ditto.
11109 (frndintxf2_mask_pm): Ditto.
11110 (fxam<mode>2_i387_with_temp): Ditto.
11111 * config/i386/sse.md (mulv16qi3): Ditto.
11112 (*sse2_mulv4si3): Ditto.
11114 (sse4_2_pcmpestr): Ditto.
11115 (sse4_2_pcmpistr): Ditto.
11117 2009-07-03 Jan Hubicka <jh@suse.cz>
11119 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11120 (mark_stmt_necessary): Set it.
11121 (mark_operand_necessary): Set it.
11122 (mark_control_dependent_edges_necessary): Set it.
11123 (mark_virtual_phi_result_for_renaming): New function.
11124 (get_live_post_dom): New function.
11125 (forward_edge_to_pdom): New function.
11126 (remove_dead_stmt): Fix handling of control dependences.
11127 (tree_dce_init): Init new bitmap.
11128 (tree_dce_done): Free it.
11130 2009-07-02 Richard Guenther <rguenther@suse.de>
11133 * tree-ssa-structalias.c (new_var_info): Initialize
11136 2009-07-02 Jan Hubicka <jh@suse.cz>
11138 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11141 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11143 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11144 instead of recomputing it. Adjust calls.
11145 (emit_store_flag): Adjust recursive calls.
11147 2009-07-02 Richard Guenther <rguenther@suse.de>
11149 * tree-ssa-live.c (remove_unused_locals): Do not remove
11151 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11152 of DECL_EXTERNAL for HEAP variables.
11153 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11154 HEAP variables. Do not adjust RESTRICT vars.
11155 (find_what_var_points_to): Nobody cares if something
11156 points to READONLY.
11158 2009-07-02 Ben Elliston <bje@au.ibm.com>
11160 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11161 pc_low and pc_high declarations to the top of the function.
11163 2009-07-01 DJ Delorie <dj@redhat.com>
11165 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11166 registers as fixed.
11167 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11168 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11169 unspecified accesses to control registers.
11170 * config/mep/intrinsics.md: Regenerate.
11171 * config/mep/intrinsics.h: Regenerate.
11172 * config/mep/mep-intrin.h: Regenerate.
11174 2009-07-01 Anthony Green <green@moxielogic.com>
11176 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11177 instruction when possible.
11178 (moxie_expand_prologue): Ditto. Also, save an instruction and
11179 some complexity by popping off of $r12 instead of $sp.
11180 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11183 2009-07-01 Richard Henderson <rth@redhat.com>
11186 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11187 contained no insns, reposition note before last insn.
11189 2009-07-01 Richard Henderson <rth@redhat.com>
11192 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11193 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11195 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11198 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11199 darwin9 for printing reg addresses with %y.
11201 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11203 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11204 truncation from operands in binary operations.
11206 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11209 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11210 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11211 subreg of op0 to the original op0.
11213 * expmed.c (store_bit_field_1): Use a temporary as the destination
11214 instead of a paradoxical subreg when we need to truncate the result.
11216 2009-07-01 DJ Delorie <dj@redhat.com>
11218 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11219 names to VLIW variants.
11220 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11221 * config/mep/intrinsics.md: Regenerate.
11222 * config/mep/intrinsics.h: Regenerate.
11223 * config/mep/mep-intrin.h: Regenerate.
11225 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11228 * jump.c (returnjump_p): Revert last patch.
11229 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11231 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11234 * pa.md (casesi32p): Use jump table label to determine the offset
11236 (casesi64p): Likewise.
11238 * pa.c (forward_branch_p): Return bool type. Use instruction
11239 addresses when available. Assert that INSN has a jump label.
11240 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11243 2009-07-01 Richard Guenther <rguenther@suse.de>
11245 PR tree-optimization/19831
11246 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11247 that only act as barriers do not make any previous stores necessary.
11248 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11249 HEAP variables global, do not add a constraint from nonlocal.
11250 (find_func_aliases): Handle escapes through return statements.
11251 (compute_points_to_sets): Make escaped HEAP variables global.
11253 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11256 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11257 after reducing a DImode cstore to SImode.
11259 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11261 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11262 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11264 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11266 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11267 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11269 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11270 and umod_optab if TARGET_BSD_DIVMOD.
11271 * config/vax/lib1funcs.asm: New file.
11272 * config/vax/t-linux: New file.
11273 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11275 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11278 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11279 to type arguments that have void type.
11282 * dwarf2out.c (gen_formal_parameter_die): Call
11283 equate_decl_number_to_die if node is different from origin.
11285 2009-06-30 Anthony Green <green@moxielogic.com>
11287 Clean up moxie port for --enable-build-with-cxx.
11288 * config/moxie/moxie.c (moxie_function_value): First two
11289 parameters are const_tree, not tree.
11290 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11291 (REG_CLASS_NAMES): Ditto.
11292 (REGNO_REG_CLASS): Ditto.
11293 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11294 (moxie_function_value): Fix constyness of arguments.
11296 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11298 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11299 finalize_size_functions before further processing.
11300 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11301 (variable_size): Call self_referential_size on size expressions
11302 that contain a PLACEHOLDER_EXPR.
11303 (size_functions): New static variable.
11304 (copy_self_referential_tree_r): New static function.
11305 (self_referential_size): Likewise.
11306 (finalize_size_functions): New global function.
11307 * tree.c: Include tree-inline.h.
11308 (push_without_duplicates): New static function.
11309 (find_placeholder_in_expr): New global function.
11310 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11312 <tcc_expression>: Likewise.
11313 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11314 the call in the expression.
11315 * tree.h (finalize_size_functions): Declare.
11316 (find_placeholder_in_expr): Likewise.
11317 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11318 (substitute_placeholder_in_expr): Update comment.
11319 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11321 (copy_tree_body_r): Likewise.
11322 (copy_tree_body): New static function.
11323 (maybe_inline_call_in_expr): New global function.
11324 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11325 (maybe_inline_call_in_expr): Declare.
11326 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11327 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11330 2009-06-30 Richard Guenther <rguenther@suse.de>
11332 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11334 (propagate_necessity): Do not mark reaching defs of stores
11337 2009-06-30 Jan Hubicka <jh@suse.cz>
11339 * cfgloopanal.c (check_irred): Move into ...
11340 (mark_irreducible_loops): ... here; return true if ireducible
11342 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11343 (analyze_function): Try to prove loop finiteness.
11344 * cfgloop.h (mark_irreducible_loops): Update prototype.
11345 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11347 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11349 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11351 2009-06-30 Ira Rosen <irar@il.ibm.com>
11353 PR tree-optimization/40542
11354 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11357 2009-06-30 Martin Jambor <mjambor@suse.cz>
11359 PR tree-optimization/40582
11360 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11361 than useless_type_conversion_p.
11362 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11365 2009-06-30 Martin Jambor <mjambor@suse.cz>
11367 PR middle-end/40554
11368 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11370 2009-06-30 Richard Guenther <rguenther@suse.de>
11372 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11373 use ao_ref references.
11374 (walk_aliased_vdefs): Likewise.
11375 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11376 * tree-ssa-dce.c (struct ref_data): Remove.
11377 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11378 (mark_aliased_reaching_defs_necessary): Adjust.
11379 (mark_all_reaching_defs_necessary_1): Likewise.
11381 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11384 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11385 (emit_store_flag_1): Extract from emit_store_flag, adjust
11386 calls to (what now is) emit_cstore.
11387 (emit_store_flag): Call emit_store_flag_1 and also use it
11388 for what used to be recursive calls.
11390 2009-06-30 Wei Guozhi <carrot@google.com>
11393 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11394 if the target bb post dominates from bb.
11395 * config/i386/i386.c (memory_address_length): Check existence of base
11396 register before using it.
11398 2009-06-30 Nick Clifton <nickc@redhat.com>
11399 DJ Delorie <dj@redhat.com>
11401 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11402 __FMOVD_ENABLED__ is defined.
11404 (TARGET_FMOVD): Provide a default definition.
11405 (MASK_FMOVD): Likewise.
11406 (TARGET_CPU_CPP_BUILTINS): Define
11407 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11408 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11409 two fmov instructions depending upon whether TARGET_FMOVD is
11411 (split for DF load from memory into register): Also handle
11412 MEMs which consist of REG+DISP addressing.
11413 (split for DF store from register to memory): Likewise.
11414 * config/sh/sh.opt (mfmovd): Remove this switch.
11415 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11416 * config/sh/sh.c (sh_override_options): Do not automatically
11417 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11418 that to the -mfmovd command line switch.
11420 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11422 (fldi_ok): Always allow.
11423 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11425 2009-06-29 DJ Delorie <dj@redhat.com>
11427 * doc/install.texi (mep-x-elf): Correct chip's full name.
11429 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11431 * doc/extend.texi: Fix typo.
11433 2009-06-29 Tom Tromey <tromey@redhat.com>
11435 * dwarf2.h: Remove.
11436 * Makefile.in (DWARF2_H): New variable.
11437 (except.o): Use it.
11438 (dwarf2out.o): Likewise.
11439 (dwarf2asm.o): Likewise.
11440 * config/i386/t-i386: Use DWARF2_H.
11441 * except.c: Include elf/dwarf2.h.
11442 * unwind-dw2.c: Include elf/dwarf2.h.
11443 * dwarf2out.c: Include elf/dwarf2.h.
11444 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11445 <dtprel>: New field.
11446 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11447 (size_of_loc_descr): Likewise.
11448 (output_loc_operands_raw): Likewise.
11449 (output_loc_operands): Handle new dtprel field.
11450 (loc_checksum): Update.
11451 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11452 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11453 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11454 * dwarf2asm.c: Include elf/dwarf2.h.
11455 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11456 * config/mmix/mmix.c: Include elf/dwarf2.h.
11457 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11458 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11459 * config/sh/sh.c: Include elf/dwarf2.h.
11460 * config/i386/i386.c: Include elf/dwarf2.h.
11462 2009-06-29 DJ Delorie <dj@redhat.com>
11464 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11466 * doc/extend.texi: Add MeP attributes and pragmas.
11467 * doc/invoke.text: Add MeP Options.
11468 * doc/contrib.texi: Add MeP contribution.
11469 * doc/md.texi: Add MeP constraints.
11470 * doc/install.texi: Add MeP target.
11472 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11474 * target.h (struct gcc_target): Add frame_pointer_required field.
11475 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11476 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11477 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11479 * reload1.c (update_eliminables): (Ditto.).
11480 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11481 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11482 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11484 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11486 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11487 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11488 (arm_frame_pointer_required): New function.
11490 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11491 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11492 (avr_frame_pointer_required_p): Declare as static.
11493 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11495 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11496 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11497 (bfin_frame_pointer_required): Make as static, change return type
11499 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11501 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11502 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11503 (cris_frame_pointer_required): New function.
11505 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11507 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11508 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11509 (fr30_frame_pointer_required): New function.
11511 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11512 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11513 (frv_frame_pointer_required): Make as static, change return type
11515 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11517 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11518 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11519 (ix86_frame_pointer_required): Make as static, change return type to
11521 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11523 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11524 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11526 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11528 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11530 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11532 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11533 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11534 (mips_frame_pointer_required): Make as static.
11535 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11537 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11538 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11539 (mmix_frame_pointer_required): Mew function.
11541 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11542 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11544 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11546 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11548 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11550 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11551 (CAN_ELIMINATE): Redefine.
11552 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11553 (sparc_frame_pointer_required): New function.
11554 (sparc_can_eliminate): New function.
11555 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11557 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11558 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11560 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11561 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11562 (xtensa_frame_pointer_required): Make as static, change return type
11564 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11567 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11569 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11570 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11571 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11572 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11573 (register_callback): Handle PLUGIN_START_UNIT.
11574 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11576 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11578 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11580 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11581 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11583 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11585 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11588 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11590 * doc/extend.texi (Additional Floating Types): __float128 is also
11591 supported on i386 targets.
11593 2009-06-29 Richard Guenther <rguenther@suse.de>
11595 PR middle-end/14187
11596 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11598 (pt_solutions_same_restrict_base): Declare.
11599 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11601 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11602 (make_constraint_from, make_copy_constraint): Move earlier.
11603 (make_constraint_from_heapvar): New function.
11604 (make_constraint_from_restrict): Likewise.
11605 (handle_lhs_call): Use it.
11606 (find_func_aliases): Use it to track conversions to restrict
11607 qualified pointers.
11608 (struct fieldoff): Add only_restrict_pointers flag.
11609 (push_fields_onto_fieldstack): Initialize it.
11610 (create_variable_info_for): Track global restrict qualified pointers.
11611 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11612 Track restrict qualified pointer arguments.
11613 (set_uids_in_ptset): Use varinfo is_global_var flag.
11614 (find_what_var_points_to): Set the vars_contains_restrict flag.
11615 Always create the points-to solution for sets including restrict tags.
11616 (pt_solutions_same_restrict_base): New function.
11617 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11618 qualified pointers use pt_solutions_same_restrict_base as
11619 additional source for disambiguation.
11621 2009-06-29 Richard Guenther <rguenther@suse.de>
11623 PR middle-end/38212
11624 * alias.c (find_base_decl): Remove.
11625 (get_deref_alias_set_1): Remove restrict handling.
11626 * c-common.c (c_apply_type_quals_to_decl): Do not set
11627 DECL_POINTER_ALIAS_SET.
11628 * gimplify.c (find_single_pointer_decl_1): Remove.
11629 (find_single_pointer_decl): Likewise.
11630 (internal_get_tmp_var): Remove restrict handling.
11631 (gimple_regimplify_operands): Likewise.
11632 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11633 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11634 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11635 * tree.c (restrict_base_for_decl): Remove.
11636 (init_ttree): Do not allocate it.
11637 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11638 LABEL_DECL_UID for label decls.
11639 (copy_node_stat): Do not copy restrict information.
11640 (decl_restrict_base_lookup): Remove.
11641 (decl_restrict_base_insert): Likewise.
11642 (print_restrict_base_statistics): Likewise.
11643 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11644 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11645 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11646 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11647 (LABEL_DECL_UID): Adjust.
11648 (DECL_BASED_ON_RESTRICT_P): Remove.
11649 (DECL_GET_RESTRICT_BASE): Likewise.
11650 (SET_DECL_RESTRICT_BASE): Likewise.
11651 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11653 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11654 instead of DECL_POINTER_ALIAS_SET.
11655 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11656 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11657 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11659 2009-06-29 Richard Guenther <rguenther@suse.de>
11661 PR tree-optimization/40579
11662 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11663 the IL to simplify has constants that overflowed.
11665 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11667 PR tree-optimization/40550
11668 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11669 vector_compute_type only when the size of vector_compute_type is
11670 less than the size of type.
11672 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11674 * fold-const.c (contains_label_1): Fix comments.
11675 (contains_label_p): Do not walk trees multiple time.
11677 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11679 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11680 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11681 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11682 ix86_fp_comparison_operator.
11683 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11684 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11685 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11686 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11687 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11688 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11689 (related splits): Change predicate to ix86_fp_comparison_operator.
11690 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11691 instead of ix86_fp_comparison_codes.
11692 (ix86_trivial_fp_comparison_operator,
11693 ix86_fp_comparison_operator): New.
11694 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11695 (ix86_expand_compare): Eliminate last two parameters.
11696 (ix86_fp_jump_nontrivial_p): Kill.
11697 * config/i386/i386.c (put_condition_code): Eliminate call to
11698 ix86_fp_comparison_codes and subsequent assertion.
11699 (ix86_fp_comparison_codes): Eliminate.
11700 (ix86_fp_swap_condition): New.
11701 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11702 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11703 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11704 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11705 and ix86_fp_swap_condition.
11706 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11707 Use ix86_fp_comparison_strategy.
11708 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11709 (ix86_fp_jump_nontrivial_p): Eliminate.
11710 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11711 call to ix86_expand_compare.
11712 (ix86_split_fp_branch, ix86_expand_setcc,
11713 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11714 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11716 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11718 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11719 related to jump_clobbers.
11720 * config/arm/arm.md (conds): Remove jump_clob case.
11721 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11722 splits): Change comparison_operator to arm_comparison_operator.
11723 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11726 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11728 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11729 condition for floating point modes.
11730 * expmed.c (emit_store_flag_1): Move here a bigger part
11731 of emit_store_flag.
11732 (emit_store_flag): Try swapping the condition for floating point
11734 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11736 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11738 * expr.c (expand_expr_real_1): Just use do_store_flag.
11739 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11740 emit_store_flag_force.
11741 * expmed.c (emit_store_flag_force): Copy here trick
11742 previously in expand_expr_real_1. Try reversing the comparison.
11743 (emit_store_flag_1): Work if target is NULL.
11744 (emit_store_flag): Work if target is NULL, using the result mode
11745 from the comparison. Use split_comparison, restructure final part
11746 to simplify conditionals.
11748 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11750 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11751 * dojump.c (do_jump): Change handling of floating-point
11752 ops to use just do_compare_and_jump.
11753 (split_comparison): New.
11754 (do_compare_rtx_and_jump): Add here logic coming previously
11755 in do_jump, using split_comparison.
11757 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11760 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11762 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11764 * tree-ssa-alias.c: Fix unintentional commit.
11766 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11768 * passes.c (execute_one_pass): Fix unintentional commit.
11770 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11772 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11773 (df_rd_local_compute, df_md_local_compute): Inline them.
11775 (df_md_scratch): New.
11776 (df_md_alloc, df_md_free): Allocate/free it.
11777 (df_md_local_compute): Only include live registers in init.
11778 (df_md_transfer_function): Prune the in-set computed by
11779 the confluence function, and the gen-set too.
11781 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11783 PR rtl-optimization/26854
11784 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11785 * df-problems.c (df_rd_add_problem): Fix comment.
11786 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11787 df_md_simulate_artificial_defs_at_top,
11788 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11789 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11790 df_md_transfer_function, df_md_init, df_md_confluence_0,
11791 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11792 problem_MD, df_md_add_problem): New.
11793 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11794 df_md_get_bb_info): New.
11795 (DF_LAST_PROBLEM_PLUS1): Adjust.
11797 * Makefile.in (fwprop.o): Include domwalk.h.
11798 * fwprop.c: Include domwalk.h.
11799 (reg_defs, reg_defs_stack): New.
11800 (bitmap_only_bit_between): Remove.
11801 (process_defs): New.
11802 (process_uses): Use reg_defs and local_md instead of
11803 bitmap_only_bit_between and local_rd.
11804 (single_def_use_enter_block): New, from build_single_def_use_links.
11805 (single_def_use_leave_block): New.
11806 (build_single_def_use_links): Remove code moved to
11807 single_def_use_enter_block, invoke domwalk.
11808 (use_killed_between): Adjust comment.
11810 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11812 * bitmap.h (bitmap_ior_and_into): New.
11813 * bitmap.c (bitmap_ior_and_into): New.
11815 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11817 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11818 before_dom_children_before_stmts and after_dom_children_after_stmts.
11819 Rename the two remaining callbacks to just before_dom_children and
11820 after_dom_children. Remove other GIMPLE statement walking bits.
11821 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11822 * graphite.c: Do not include domwalk.h.
11823 * tree-into-ssa.c (interesting_blocks): New global.
11824 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11825 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11826 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11827 now that they're not domwalk callbacks.
11828 (rewrite_initialize_block): Rename to...
11829 (rewrite_enter_block): ... this, place after called functions. Test
11830 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11831 (rewrite_finalize_block): Rename to...
11832 (rewrite_leave_block): ... this, place after called functions.
11833 (rewrite_update_init_block): Rename to...
11834 (rewrite_update_enter_block): ... this, place after called functions.
11835 Test interesting_blocks, call rewrite_update_stmt and
11836 rewrite_update_phi_arguments.
11837 (rewrite_update_fini_block): Rename to...
11838 (rewrite_leave_block): ... this, place after called functions.
11839 (rewrite_blocks): Remove last argument, simplify initialization of
11841 (mark_def_sites_initialize_block): Rename to...
11842 (mark_def_sites_block): ... this, call mark_def_sites.
11843 (mark_def_sites_blocks): Remove argument, simplify initialization of
11845 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11846 (update_ssa): Likewise.
11847 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11849 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11850 (dom_opt_initialize_block): Rename to...
11851 (dom_opt_enter_block): ... this, place after called functions. Walk
11852 statements here, inline propagate_to_outgoing_edges.
11853 (dom_opt_finalize_block): Rename to...
11854 (dom_opt_leave_block): ... this, place after called functions.
11855 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11857 (dse_enter_block, dse_record_phi): New.
11858 (dse_record_phis): Delete.
11859 (dse_finalize_block): Rename to...
11860 (dse_leave_block): ... this.
11861 (tree_ssa_dse): Simplify initialization of walk_data.
11862 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11863 Adjust initialization of walk_data.
11864 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11865 * tree-ssa-loop-phiopt.c (get_non_trapping):
11866 Adjust initialization of walk_data.
11867 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11868 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11869 it's not a domwalk callback.
11870 (uncprop_initialize_block): Rename to...
11871 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11872 (dse_finalize_block): Rename to...
11873 (dse_leave_block): ... this.
11874 (tree_ssa_uncprop): Simplify initialization of walk_data.
11875 * Makefile.in: Adjust dependencies.
11877 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11879 * arm.md (casesi): Fix test for Thumb1.
11880 (thumb1_casesi_internal_pic): Likewise.
11881 (thumb1_casesi_dispatch): Likewise.
11883 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11885 * config/arm/arm-cores.def: Added core cortex-m0.
11886 * config/arm/arm-tune.md: Regenerated.
11887 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11889 2009-06-26 DJ Delorie <dj@redhat.com>
11891 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11893 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11894 the scheduler doesn't tag jump insns.
11896 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11898 * c-decl.c (merge_decls): Re-indent.
11900 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11903 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11904 Special-case decimal float constants.
11906 2009-06-26 Richard Henderson <rth@redhat.com>
11908 * function.h (struct function): Add cannot_be_copied_reason,
11909 and cannot_be_copied_set.
11910 * tree-inline.c (has_label_address_in_static_1): Rename from
11911 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11912 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11913 don't set inline_forbidden_reason.
11914 (copy_forbidden): New function, split out of inline_forbidden_p.
11915 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11916 (inline_forbidden_p): Use copy_forbidden.
11917 (tree_versionable_function_p): Likewise.
11918 (inlinable_function_p): Merge into tree_inlinable_function_p.
11919 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11920 * ipa-cp.c (ipcp_versionable_function_p): New function.
11921 (ipcp_cloning_candidate_p): Use it.
11922 (ipcp_node_modifiable_p): Likewise.
11924 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11926 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11927 that is marked not to be inlined. Remove flag_mudflap use.
11928 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11929 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11931 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11934 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11935 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11937 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11939 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11941 (__mingwthr_remove_key_dtor): Likewise.
11943 2009-06-26 Richard Guenther <rguenther@suse.de>
11945 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11947 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11949 PR middle-end/40525
11950 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11951 try the non-cond_exec path also.
11953 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11956 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11957 (output_cbranch): Use new functions.
11958 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11961 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11962 Pat Haugen <pthaugen@us.ibm.com>
11963 Revital Eres <ERES@il.ibm.com>
11965 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11966 for %c error. Add %x support to print VSX registers as a unified
11967 register set, instead of separate float and altivec registers.
11968 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11969 %y case, and add support for VSX pre-modify addresses.
11970 (output_toc): Add assert for CONST containing an integer constant
11972 (rs6000_adjust_cost): Add POWER7 support.
11973 (insn_must_be_first_in_group): Ditto.
11974 (insn_must_be_last_in_group): Ditto.
11975 (rs6000_emit_popcount): Ditto.
11976 (rs6000_vector_mode_supported_p): Ditto.
11978 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11979 Change some of the functions called by macros to being called
11980 through a pointer, so debug functions can be inserted if
11981 -mdebug=addr or -mdebug=cost.
11982 (rs6000_preferred_reload_class_ptr): Ditto.
11983 (rs6000_secondary_reload_class_ptr): Ditto.
11984 (rs6000_secondary_memory_needed_ptr): Ditto.
11985 (rs6000_cannot_change_mode_class_ptr): Ditto.
11986 (rs6000_secondary_reload_inner): Ditto.
11987 (rs6000_legitimize_reload_address): Ditto.
11988 (rs6000_legitimize_reload_address_ptr): Ditto.
11989 (rs6000_mode_dependent_address): Ditto.
11990 (rs6000_mode_dependent_address_ptr): Ditto.
11992 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11993 function to return true if the mode allows reg + integer
11995 (virtual_stack_registers_memory_p): New function to return true if
11996 the address refers to a virtual stack register.
11997 (rs6000_legitimate_offset_address_p): Move code to say whether a
11998 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12000 (rs6000_legitimate_address_p): Add checks for modes that only can
12001 do reg+reg addressing. Start adding VSX support.
12002 (rs6000_legitimize_reload_address): Ditto.
12003 (rs6000_legitimize_address): Ditto.
12004 (rs6000_debug_legitimate_address_p): New debug functions for
12005 -mdebug=addr and -mdebug=cost.
12006 (rs6000_debug_rtx_costs): Ditto.
12007 (rs6000_debug_address_costs): Ditto.
12008 (rs6000_debug_adjust_cost): Ditto.
12009 (rs6000_debug_legitimize_address): Ditto.
12010 (rs6000_legitimize_reload_address_ptr): Point to call normal
12011 function or debug function. Make functions called via pointer
12013 (rs6000_mode_dependent_address_ptr): Ditto.
12014 (rs6000_secondary_reload_class_ptr): Ditto.
12015 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12016 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12017 into a friendlier error.
12018 (rs6000_init_builtins): Add initial VSX support.
12019 (rs6000_adjust_cost): Fix some spacing issues.
12021 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12022 (REG_CLASS_NAMES): Ditto.
12023 (REG_CLASS_CONTENTS): Ditto.
12024 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12025 pointer, to add -mdebug=addr support.
12026 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12027 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12028 -mdebug=addr support.
12029 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12030 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12031 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12033 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12035 (bswapsi*): Set attribute types for load/store. Add combiner
12036 patterns to eliminate zero extend on 64-bit.
12037 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12038 stdbrx if the hardware supports those instructions.
12040 2009-06-25 Ian Lance Taylor <iant@google.com>
12042 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12043 (Link Options): Document -static-libstdc++.
12045 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12048 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12049 DATA_ALIGNMENT instead.
12051 2009-06-25 Richard Guenther <rguenther@suse.de>
12053 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12054 indirect references against the callused/escaped solutions.
12055 (call_may_clobber_ref_p_1): Likewise.
12057 2009-06-25 Martin Jambor <mjambor@suse.cz>
12059 PR tree-optimization/40493
12060 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12061 (enum unscalarized_data_handling): New type.
12062 (handle_unscalarized_data_in_subtree): Return what has been done.
12063 (load_assign_lhs_subreplacements): Handle left flushes differently.
12064 (sra_modify_assign): Use unscalarized_data_handling, simplified
12065 condition determining whether to remove the statement.
12067 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12069 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12070 excerpt - @ should be doubled for texinfo.
12072 2009-06-24 Ian Lance Taylor <iant@google.com>
12074 * config/arc/arc.c: Include "df.h".
12075 (arc_attribute_table): Make static. Move higher in file.
12076 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12077 (output_shift): Initialize n later to avoid warning.
12078 * config/arm/arm.c (arm_attribute_table): Make static. Move
12080 * config/avr/avr.c (avr_attribute_table): Make static. Move
12082 (reg_class_tab): Change array type from int to enum reg_class.
12083 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12085 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12086 (lshrhi3_out): Likewise.
12087 (class_likely_spilled_p): Change return type to bool.
12088 (avr_rtx_costs): Use local code variable with enum type.
12089 * config/avr/avr.md (movmemhi): Use add_reg_note.
12090 (andhi3, andsi3): Don't use AS2 with "and".
12091 (iorhi3, iorsi3): Don't use AS2 with "or".
12092 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12093 * config/crx/crx.c: Include "df.h".
12094 (crx_attribute_table): Make static.
12095 * config/m32r/m32r.c: Include "df.h".
12096 (m32r_attribute_table): Make static. Move higher in file.
12097 (pop): Use add_reg_note.
12098 (block_move_call): Change 0 to LCT_NORMAL in function call.
12099 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12100 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12101 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12102 declare, not just when TREE_CODE is defined.
12103 * config/m68hc11/m68hc11.c: Include "expr.h".
12104 (m68hc11_attribute_table): Make static. Move higher in file.
12105 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12107 (m68hc11_register_indirect_p): Likewise.
12108 (m68hc11_function_arg_padding): Change return type to enum
12110 (emit_move_after_reload): Use add_reg_note.
12111 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12112 (m68hc11_split_logical): Likewise.
12113 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12115 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12116 to VOIDmode in function call.
12117 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12119 (m68hc11_split_logical): Update declaration.
12120 (m68hc11_function_arg_padding): Update declaration.
12121 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12122 to array of enum reg_class.
12123 (mcore_attribute_table): Make static. Move higher in file.
12124 (mcore_rtx_costs): Add cast to enum type.
12125 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12126 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12127 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12129 * config/sh/predicates.md (trapping_target_operand): Rename and to
12131 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12133 * config/spu/spu.c (spu_attribute_table): Make static. Move
12135 * config/v850/v850.c (v850_attribute_table): Make static. Move
12137 (v850_rtx_costs): Use local code with enum type.
12138 (expand_epilogue): Add cast.
12139 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12141 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12144 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12145 -m2a-single-only and -m2a-nofpu.
12146 * config/sh/sh.opt: Document m2a generates FPU code.
12148 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12150 * defaults.h (CAN_ELIMINATE): Provide default.
12151 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12152 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12153 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12154 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12155 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12156 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12157 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12158 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12159 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12160 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12162 2009-06-24 DJ Delorie <dj@redhat.com>
12164 * mep-ext-cop.cpu: Fix copyright notice.
12165 * mep-default: Fix copyright notice.
12166 * mep-core: Fix copyright notice.
12167 * mep: Fix copyright notice.
12168 * mep-ivc2: Fix copyright notice.
12169 * mep-c5: Fix copyright notice.
12171 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12173 * doc/contrib.texi (Contributors):
12175 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12177 PR middle-end/40501
12178 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12179 src and dst operands if necessary.
12181 2009-06-23 DJ Delorie <dj@redhat.com>
12184 * config.gcc: Add mep support.
12185 * recog.c: Resurrect validate_replace_rtx_subexp().
12186 * recog.h: Likewise.
12187 * config/mep/: Add new port:
12188 * config/mep/constraints.md: New file.
12189 * config/mep/default.h: New file.
12190 * config/mep/intrinsics.h: New file.
12191 * config/mep/intrinsics.md: New file.
12192 * config/mep/ivc2-template.h: New file.
12193 * config/mep/mep-c5.cpu: New file.
12194 * config/mep/mep-core.cpu: New file.
12195 * config/mep/mep-default.cpu: New file.
12196 * config/mep/mep-ext-cop.cpu: New file.
12197 * config/mep/mep-intrin.h: New file.
12198 * config/mep/mep-ivc2.cpu: New file.
12199 * config/mep/mep-lib1.asm: New file.
12200 * config/mep/mep-lib2.c: New file.
12201 * config/mep/mep-pragma.c: New file.
12202 * config/mep/mep-protos.h: New file.
12203 * config/mep/mep-tramp.c: New file.
12204 * config/mep/mep.c: New file.
12205 * config/mep/mep.cpu: New file.
12206 * config/mep/mep.h: New file.
12207 * config/mep/mep.md: New file.
12208 * config/mep/mep.opt: New file.
12209 * config/mep/predicates.md: New file.
12210 * config/mep/t-mep: New file.
12212 2009-06-23 Ian Lance Taylor <iant@google.com>
12214 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12215 from loose_warn into c_loose_warn and from strict_warn into
12216 c_strict_warn. Set and substitute warn_cxxflags. Check for
12217 --enable-build-with-cxx. Set and substitute
12218 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12219 * Makefile.in (CXXFLAGS): New variable.
12220 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12221 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12222 the default is the same as $(STRICT_WARN).
12223 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12224 (CXX): New variable.
12225 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12226 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12227 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12228 (HOST_LIBS): New variable.
12229 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12230 (ALL_CXXFLAGS): New variable.
12231 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12232 * doc/install.texi (Configuration): Document
12233 --enable-build-with-cxx, --with-stage1-ldflags,
12234 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12235 * configure: Rebuild.
12237 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12239 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12240 from previous commit.
12242 2009-06-23 Ian Lance Taylor <iant@google.com>
12244 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12246 2009-06-23 Ian Lance Taylor <iant@google.com>
12248 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12249 with ATTRIBUTE_UNUSED.
12251 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12252 Pat Haugen <pthaugen@us.ibm.com>
12253 Revital Eres <eres@il.ibm.com>
12255 * config.in (HAVE_AS_POPCNTD): Add default definition.
12256 (HAVE_AS_LWSYNC): Ditto.
12258 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12260 (gcc_cv_as_powerpc_cmpb): Ditto.
12261 (gcc_cv_as_powerpc_dfp): Ditto.
12262 (gcc_cv_as_powerpc_vsx): Ditto.
12263 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12264 supporting the popcntd/lwsync instructions.
12265 (gcc_cv_as_powerpc_lwsync): Ditto.
12266 * configure: Regenerate.
12268 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12269 -mcpu=native and -mcpu=power7.
12270 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12272 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12273 a variable instead of a mask to reduce the number of mask bits.
12274 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12275 (-mbit-word): Ditto.
12276 (-mregnames): Ditto.
12277 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12278 (-mfused-madd): Ditto.
12280 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12282 (-mvsx): New switch for VSX instructions.
12283 (-misel): Move from a variable to a mask to allow it to be set by
12286 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12287 function declaration to an array declaration.
12288 (rs6000_hard_regno_nregs): New external array declaration.
12290 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12291 files included by rs6000.md.
12293 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12294 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12296 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12298 (rs6000_debug_reg): New -mdebug= variables.
12299 (rs6000_debug_addr): Ditto.
12300 (rs6000_debug_cost): Ditto.
12301 (rs6000_pmode): New variable to hold Pmode.
12302 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12303 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12304 calculated at compiler start.
12305 (rs6000_hard_regno_nregs): Change function to an array which holds
12306 HARD_REGNO_NREGS calculated at compiler start.
12307 (rs6000_explicit_options): Delete isel field.
12308 (rs6000_vector_unit): New array to hold which vector unit
12309 supports arithmetic options for a given type.
12310 (rs6000_vector_mem): New array to hold which vector unit supports
12311 memory reference operations for a given type.
12312 (rs6000_vector_align): New array to given the alignment of each
12314 (power7_cost): New basic costs for power7.
12315 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12316 (rs6000_hard_regno_nregs_internal): New function, moved from
12317 HARD_REGNO_NREGS, to calculate the number of registers each hard
12318 register takes for each type.
12319 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12320 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12321 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12322 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12323 unit information here so it is calculated once at compiler startup
12325 (rs6000_override_options): Make -misel a target mask. Add more
12326 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12327 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12329 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12330 (rs6000_handle_option): Move -misel from variable to target mask.
12331 (rs6000_builtin_mask_for_load): Add VSX support.
12332 (rs6000_conditional_register_usage): Ditto.
12333 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12334 (function_arg_boundary): Ditto.
12335 (rs6000_expand_builtin): Ditto.
12336 (def_builtin): Make abort message a little friendlier.
12337 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12339 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12340 assembler support the popcntd instruction instead of a vsx
12341 instruction to enable power7 support.
12342 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12343 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12344 option to the assembler if -mcpu=native.
12345 (ASM_CPU_NATIVE_SPEC): Ditto.
12346 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12348 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12349 the lwsync instruction.
12350 (enum processor_type): Add PROCESSOR_POWER7.
12351 (rs6000_debug_reg): New -mdebug= options.
12352 (rs6000_debug_addr): Ditto.
12353 (rs6000_debug_cost): Ditto.
12354 (rs6000_isel): Delete.
12355 (enum rs6000_vector): New enum to say what vector unit we have.
12356 (VECTOR_UNIT_*): New macros to say which vector unit has
12357 arithmetic operations for a given type.
12358 (VECTOR_MEM_*): New macros to say which vector unit has memory
12359 operations for a given type.
12360 (TARGET_LDBRX): Whether the machine supports the ldbrx
12362 (TARGET_ISEL): Delete, -misel moved to be a mask.
12363 (TARGET_ISEL64): New macro for 64-bit isel support.
12364 (UNITS_PER_VSX_WORD): New macro.
12365 (POINTER_SIZE): Move to be an external variable, rather than
12366 calculating whether we are generating 32 ot 64-bit code.
12368 (STACK_BOUNDARY): Add VSX support.
12369 (LOCAL_ALIGNMENT): Ditto.
12370 (SLOW_UNALIGNED_ACCESS): Ditto.
12371 (VSX_REGNO_P): New macro for VSX support.
12372 (VFLOAT_REGNO_P): Ditto.
12373 (VINT_REGNO_P): Ditto.
12374 (VLOGICAL_REGNO_P): Ditto.
12375 (VSX_VECTOR_MODE): Ditto.
12376 (VSX_SCALAR_MODE): Ditto.
12378 (VSX_MOVE_MODE): Ditto.
12379 (VSX_REG_CLASS_P): Ditto.
12380 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12382 (UNITS_PER_SIMD_WORD): Add VSX support.
12383 (MODES_TIEABLE_P): Ditto.
12384 (STARTING_FRAME_OFFSET): Ditto.
12385 (STACK_DYNAMIC_OFFSET): Ditto.
12386 (EPILOGUE_USES): Ditto.
12387 (REGNO_REG_CLASS): Move to array lookup.
12388 (CLASS_MAX_NREGS): Ditto.
12389 (rs6000_vector_reg_class): Add declaration.
12390 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12391 overlap with the floating point and Altivec registers.
12393 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12395 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12396 give the appropriate asm switches if -mcpu=native.
12397 (host_detect_local_cpu): Add support for "asm".
12398 (host_detect_local_cpu): Follow GNU code guidelines for name.
12400 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12401 -mbit-word to a variable instead of being a target mask.
12403 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12404 emit the lwsync instruction instead of emitting the instruction as
12405 an integer constant.
12407 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12408 fixuns_trundfsi2, move expander into rs6000.md.
12410 * config/rs6000/rs6000.md (cpu): Add power7.
12411 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12412 (logical predicate patterns): Change the single instruction
12413 primitives that set CR0 to be fast_compare instead of compare.
12415 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12416 (popcntddi2): Ditto.
12417 (popcount<mode>): Ditto.
12418 (floating multiply/add insns): Name the floating point
12419 multiply/add insns.
12420 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12421 (isel_unsigned_<mode>): Ditto.
12422 (fixuns_trundfsi2): Move expander here from spe.md.
12423 (smindi3): Define if we have -misel on 64-bit systems.
12428 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12430 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12432 * config/avr/avr.c (avr_current_device): New variable.
12433 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12434 (avr_arch, mcu_type_s): Move to avr.h.
12435 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12436 default_data_section_start fields.
12437 (avr_arch): Moved from avr.c.
12438 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12439 library_name fields.
12440 (avr_current_device, avr_mcu_types, avr_arch_types,
12441 avr_device_to_arch, avr_device_to_data_start,
12442 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12443 (EXTRA_SPEC_FUNCTIONS): Define.
12444 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12445 options mapping. Use device_to_arch and device_to_data_start insted.
12446 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12447 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12448 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12449 * config/avr/driver-avr.c: New file.
12450 * config/avr/avr-devices.c: New file.
12452 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12454 * var-tracking.c (unshare_variable): Force initialized to
12455 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12456 (set_variable_part): Likewise.
12457 (struct variable_union_info): Remove pos_src field.
12458 (vui_vec, vui_allocated): New variables.
12459 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12460 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12461 == 1 use a simpler sorting algorithm. Compute pos field right
12462 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12463 Avoid quadratic comparison if !flag_var_tracking_uninit.
12464 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12465 unshare_variable unconditionally.
12466 (dataflow_set_different_2): Removed.
12467 (dataflow_set_different): Don't traverse second hash table.
12468 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12469 unconditionally to var_reg_set or var_mem_set.
12470 (emit_notes_in_bb): Likewise.
12471 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12473 (emit_note_insn_var_location): Don't set initialized to
12474 VAR_INIT_STATUS_INITIALIZED early.
12475 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12477 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12479 * tree-object-size.c (addr_object_size): Instead of checking
12480 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12481 are no FIELD_DECLs following it.
12483 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12485 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12486 order to match bswaps with signed source operands.
12488 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12490 * sdbout.c (sdbout_one_type): Fix braces in switch.
12492 2009-06-23 Richard Guenther <rguenther@suse.de>
12494 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12496 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12497 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12498 var_callused, callused_tree, var_storedanything, storedanything_tree,
12499 var_integer, integer_tree): Remove global variables.
12500 (new_var_info): Do not pass new id, append the new var to the
12501 global variable vector.
12502 (do_ds_constraint): Use is_global_var member of the variable-info.
12503 (new_scalar_tmp_constraint_exp): Adjust.
12504 (create_function_info_for): Likewise.
12505 (create_variable_info_for): Likewise.
12506 (find_what_var_points_to): Remove dead code.
12507 (init_base_vars): Simplify.
12508 (compute_points_to_sets): Adjust.
12510 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12512 * combine.c (try_combine): Dump information about the insns we're
12515 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12517 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12518 check when calling force_to_mode on TRUNCATE's operand.
12520 2009-06-22 Ian Lance Taylor <iant@google.com>
12522 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12524 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12526 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12528 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12530 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12531 override library linkage flags such as -static-libgcc or
12534 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12536 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12538 2009-06-22 Ian Lance Taylor <iant@google.com>
12540 * config/linux.opt: Put mglibc ahead of muclibc.
12542 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12543 for duplicate decls.
12545 2009-06-22 Matthias Klose <doko@ubuntu.com>
12547 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12549 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12552 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12553 instead of NULL if a parser error occurs.
12555 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12557 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12558 non-DWARF2_DEBUGGING_INFO version.
12560 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12562 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12563 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12565 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12566 (LIBGCC2_TF_CEXT): Define.
12569 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12572 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12574 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12576 * config/arm/arm.c (arm_override_options): Disable
12577 -mcaller-super-interworking and -mcallee-super-interworking.
12578 * doc/invoke.texi (ARM Options): Document this.
12580 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12582 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12583 * config/arm/constraints.md (j): New constraint for movw operands.
12584 (N): Remove thumb2 meaning.
12585 * config/arm/arm.md (*arm_movw): Delete.
12586 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12587 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12588 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12590 2009-06-22 Martin Jambor <mjambor@suse.cz>
12592 PR tree-optimization/40492
12593 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12594 build_ref_for_offset.
12596 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12598 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12599 JUMP_TABLE_DATA_P predicates where applicable.
12600 * auto-inc-dec.c: Ditto.
12601 * builtins.c: Ditto.
12602 * caller-save.c: Ditto.
12604 * cfgcleanup.c: Ditto.
12605 * cfglayout.c: Ditto.
12607 * combine.c: Ditto.
12608 * combine-stack-adj.c: Ditto.
12612 * df-scan.c: Ditto.
12614 * dwarf2asm.c: Ditto.
12615 * dwarf2out.c: Ditto.
12616 * emit-rtl.c: Ditto.
12622 * function.c: Ditto.
12625 * genpreds.c: Ditto.
12626 * genrecog.c: Ditto.
12628 * ira-costs.c: Ditto.
12629 * ira-lives.c: Ditto.
12631 * loop-iv.c: Ditto.
12632 * lower-subreg.c: Ditto.
12633 * modulo-sched.c: Ditto.
12635 * postreload.c: Ditto.
12636 * print-rtl.c: Ditto.
12638 * reginfo.c: Ditto.
12639 * regmove.c: Ditto.
12640 * reload1.c: Ditto.
12643 * rtlanal.c: Ditto.
12645 * sched-vis.c: Ditto.
12647 * sel-sched-ir.c: Ditto.
12648 * simplify-rtx.c: Ditto.
12649 * targhooks.c: Ditto.
12650 * var-tracking.c: Ditto.
12651 * vmsdbgout.c: Ditto.
12653 2009-06-22 Matthias Klose <doko@ubuntu.com>
12655 * Makefile.in (install-plugin): Always use DESTDIR.
12657 2009-06-22 Olivier Hainque <hainque@adacore.com>
12659 * config/pa/pa.c (output_call): Don't optimize post call jumps
12660 into return address adjustments if the call may throw.
12662 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12664 * arm.c (thumb1_output_casesi): New function.
12665 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12666 optimizing for size or PIC.
12667 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12668 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12669 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12670 (thumb1_casesi_internal_pic): New expand rule.
12671 (thumb1_casesi_dispatch): New pattern.
12672 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12674 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12675 in the text seciton when PIC or optimizing for size.
12676 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12677 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12678 preservation properties of code.
12679 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12680 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12681 (__gnu_thumb1_case_si): New function.
12682 * t-arm (LIB1ASMSRC): Define here.
12683 (LIB1ASMFUNCS): Add some common functions.
12684 * t-arm-elf (LIB1ASMSRC): Delete.
12685 (LIB1ASMFUNCS): Append to existing set.
12686 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12687 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12688 * t-symbian (LIB1ASMFUNCS): Likewise.
12689 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12690 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12692 2009-06-21 Richard Guenther <rguenther@suse.de>
12694 PR tree-optimization/38729
12695 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12696 to loops with a single exit if -fno-expensive-optimizations.
12698 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12700 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12701 (dataflow_set): Change vars type from htab_t to shared_hash.
12702 (shared_hash_pool, empty_shared_hash): New variables.
12703 (vars_clear): Removed.
12704 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12705 shared_hash_find_slot_unshare, shared_hash_find_slot,
12706 shared_hash_find_slot_noinsert, shared_hash_find): New
12708 (shared_hash_unshare, shared_hash_destroy): New functions.
12709 (unshare_variable): Unshare set->vars if shared, use
12711 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12712 (get_init_value, find_src_set_src, dump_dataflow_set,
12713 clobber_variable_part, emit_notes_for_differences): Use
12715 (dataflow_set_init): Remove second argument, set vars to
12716 empty_shared_hash instead of creating a new htab.
12717 (dataflow_set_clear): Call shared_hash_destroy and set vars
12718 to empty_shared_hash instead of calling vars_clear.
12719 (dataflow_set_copy): Don't call vars_copy, instead just share
12720 the src htab with dst.
12721 (variable_union): Use shared_hash_*, use initially NO_INSERT
12722 lookup if set->vars is shared. Don't keep slot cleared before
12723 calling unshare_variable. Unshare set->vars if needed.
12724 Even ->refcount == 1 vars must be unshared if set->vars is shared
12725 and var needs to be modified.
12726 (variable_canonicalize): New function.
12727 (dataflow_set_union): If dst->vars is empty, just share src->vars
12728 with dst->vars and traverse with variable_canonicalize to canonicalize
12729 and unshare what is needed.
12730 (dataflow_set_different): If old_set and new_set use the same shared
12731 htab, they aren't different. If number of htab elements is different,
12732 htabs are different. Use shared_hash_*.
12733 (dataflow_set_destroy): Call shared_hash_destroy instead of
12735 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12736 second argument to dataflow_set_init.
12737 (vt_initialize): Likewise. Initialize shared_hash_pool and
12738 empty_shared_hash, move bb in/out initialization afterwards.
12739 Use variable_htab_free instead of NULL as changed_variables del hook.
12740 (variable_was_changed): Change type of second argument to pointer to
12741 dataflow_set. When inserting var into changed_variables, bump
12742 refcount. Unshare set->vars if set is shared htab and slot needs to
12744 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12745 lookup if set->vars is shared. Unshare set->vars if needed.
12746 Even ->refcount == 1 vars must be unshared if set->vars is shared
12747 and var needs to be modified. Adjust variable_was_changed caller.
12748 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12749 vars must be unshared if set->vars is shared and var needs to be
12750 modified. Adjust variable_was_changed caller.
12751 (emit_note_insn_var_location): Don't pool_free var.
12752 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12754 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12755 free_alloc_pool on shared_hash_pool.
12757 2009-06-20 Anthony Green <green@moxielogic.com>
12759 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12760 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12762 2009-06-20 Richard Guenther <rguenther@suse.de>
12764 * tree-ssa-structalias.c (find_func_aliases): For memset use
12765 a constraint from NULL if we memset to zero.
12766 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12767 we explicitly handle that do not read from memory.
12768 (call_may_clobber_ref_p_1): Properly handle builtins that may
12771 2009-06-20 Richard Guenther <rguenther@suse.de>
12773 PR tree-optimization/40495
12774 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12775 (new_scalar_tmp_constraint_exp): New function.
12776 (process_constraint): Do not create temporary decls.
12777 (process_all_all_constraints): Likewise.
12778 (handle_const_call): Likewise.
12779 (create_function_info_for): Do not set decl.
12781 2009-06-19 Ian Lance Taylor <iant@google.com>
12783 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12784 (rs6000_attribute_table): Make static; move before use.
12786 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12788 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12789 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12790 Propagate the TREE_READONLY flag without overwriting it.
12791 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12792 Propagate the TREE_READONLY flag onto the result.
12793 (process_call_operands): Move around. Use correct constant value.
12795 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12798 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12799 * config/arm/arm.md: Likewise.
12801 2009-06-19 Ian Lance Taylor <iant@google.com>
12803 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12804 to GIMPLE_ERROR_MARK.
12806 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12807 op2_original_type parameters. Warn about using different enum types.
12808 * c-parser.c (c_parser_conditional_expression): Pass original
12809 types to build_conditional_expr.
12810 * c-tree.h (build_conditional_expr): Update declaration.
12812 2009-06-19 Ian Lance Taylor <iant@google.com>
12814 * config/i386/i386.c (ix86_function_specific_save): Test that
12815 fields match values, rather than testing the values are in a
12818 2009-06-19 Richard Guenther <rguenther@suse.de>
12820 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12821 ADDR_EXPR pointers.
12822 (ptr_derefs_may_alias_p): Likewise.
12823 (ptr_deref_may_alias_ref_p_1): New function.
12824 (ptr_deref_may_alias_ref_p): Likewise.
12825 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12826 covered by looking at the ESCAPED solution.
12827 (call_may_clobber_ref_p_1): Likewise.
12828 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12829 Handle NULL_TREE offset. Do not produce redundant constraints.
12830 (process_all_all_constraints): New helper function.
12831 (do_structure_copy): Use it.
12832 (handle_lhs_call): Likewise.
12833 (find_func_aliases): Handle some builtins with pointer arguments
12834 and/or return values explicitly.
12836 2009-06-19 Ian Lance Taylor <iant@google.com>
12838 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12840 2009-06-19 Ian Lance Taylor <iant@google.com>
12842 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12844 2009-06-19 Ian Lance Taylor <iant@google.com>
12846 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12847 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12850 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12851 uninitialized const.
12853 2009-06-19 Ian Lance Taylor <iant@google.com>
12855 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12858 * c-decl.c (in_struct, struct_types): Remove.
12859 (struct c_binding): Add in_struct field.
12860 (c_binding_ptr): Define type, along with VEC.
12861 (struct c_struct_parse_info): Define.
12862 (struct_parse_info): New static variable.
12863 (bind): Initialize in_struct field.
12864 (start_struct): Remove enclosing_in_struct and
12865 enclosing_struct_types parameters. Add
12866 enclosing_struct_parse_info parameter. Change all callers. Set
12867 struct_parse_info rather than in_struct and struct_types.
12868 (grokfield): If -Wc++-compat and there is a symbol binding for the
12869 field name, set the in_struct flag and push it on the
12870 struct_parse_info->fields vector.
12871 (warn_cxx_compat_finish_struct): New static function.
12872 (finish_struct): Remove enclosing_in_struct and
12873 enclosing_struct_types parameters. Add
12874 enclosing_struct_parse_info parameter. Change all callers. Don't
12875 set C_TYPE_DEFINED_IN_STRUCT here. Call
12876 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12877 parameter. Only push on struct_types if warn_cxx_compat.
12878 (finish_enum): Only push on struct_types if warn_cxx_compat.
12879 (declspecs_add_type): Add loc parameter. Change all callers.
12880 Change all error calls to error_at. Pass loc, not input_location,
12881 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12882 defined in a struct. If -Wc++-compat and parsing a struct, record
12883 that a typedef name was used.
12884 * c-parser.c (c_parser_declspecs): Get location to pass to
12885 declspecs_add_type.
12886 (c_parser_struct_or_union_specifier): Update calls to start_struct
12888 * c-tree.h (struct c_struct_parse_info): Declare.
12889 (finish_struct, start_struct): Update declarations.
12890 (declspecs_add_type): Update declaration.
12892 2009-06-19 Ian Lance Taylor <iant@google.com>
12894 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12895 variable with an anonymous type.
12897 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12899 * see.c: Remove for real.
12901 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12903 * optabs.h (enum optab_index): Add new OTI_significand.
12904 (significand_optab): Define corresponding macro.
12905 * optabs.c (init_optabs): Initialize significand_optab.
12906 * genopinit.c (optabs): Implement significand_optab using
12907 significand?f2 patterns.
12908 * builtins.c (expand_builtin_mathfn): Handle
12909 BUILT_IN_SIGNIFICAND{,F,L}.
12910 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12911 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12913 * config/i386/i386.md (significandxf2, significand<mode>2): New
12914 expanders to implement significandf, significand and significandl
12915 built-ins as inline x87 intrinsics.
12917 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12919 * config/avr/avr.c (avr_override_options): Remove setting value of
12920 PARAM_INLINE_CALL_COST.
12922 2009-06-18 Richard Henderson <rth@redhat.com>
12925 * tree-pass.h (TDF_ASMNAME): New.
12926 * tree-dump.c (dump_options): Add asmname.
12927 * doc/invoke.texi: Document it.
12929 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12930 (dump_decl_name): ...here.
12931 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12932 (dump_generic_node): Update dump_function_name calls.
12933 (print_call_name): New flags arg; update all dump calls.
12934 * diagnostic.h (print_call_name): Update.
12935 * gimple-pretty-print.c (dump_gimple_call): Update.
12937 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12940 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12942 2009-06-18 Diego Novillo <dnovillo@google.com>
12944 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12945 * plugin.c (str_license): Declare.
12946 (try_init_one_plugin): Assert that the symbol
12947 'plugin_is_GPL_compatible' exists.
12949 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12952 * Makefile.in (OBJS-common): Remove see.o.
12954 * common.opt (fsee): Mark as preserved for backward compatibility.
12955 * opts.c (common_handle_option): Add OPT_fsee to the backward
12956 compatibility section.
12957 * passes.c (init_optimization_passes, pass_see): Remove pass.
12958 * timevar.def (TV_SEE): Remove.
12959 * tree-pass.h (pass_see): Remove declaration.
12960 * doc/invoke.texi (-fsee): Remove documentation.
12962 2009-06-18 Martin Jambor <mjambor@suse.cz>
12964 * tree-sra.c: Include statistics.h
12965 (sra_stats): New variable.
12966 (sra_initialize): Clear sra_stats.
12967 (create_access_replacement): Increment sra_stats.replacements.
12968 (get_access_replacement): Do not return twice.
12969 (analyze_all_variable_accesses): Increment statistics counter by the
12970 number of scalarized aggregates.
12971 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12972 (sra_modify_expr): Increment sra_stats.exprs.
12973 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12974 (sra_modify_assign): Increment sra_stats.exprs,
12975 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12976 (perform_intra_sra): Update statistics counters.
12977 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12979 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12981 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12982 (arm_scalar_mode_supported_p): New function.
12984 2009-06-18 Paul Brook <paul@codesourcery.com>
12985 Sandra Loosemore <sandra@codesourcery.com>
12987 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12988 (__extendhfsf2, __truncsfhf2): Define.
12989 * config/arm/fp16.c: New file.
12990 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12991 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12993 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12995 * doc/extend.texi (Half-Precision): New section.
12996 * doc/invoke.texi (Option Summary): List -mfp16-format.
12997 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12998 * config/arm/arm.opt (mfp16-format=): New.
12999 * config/arm/arm.c: Include intl.h.
13000 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13001 (TARGET_INVALID_RETURN_TYPE): Redefine.
13002 (TARGET_PROMOTED_TYPE): Redefine.
13003 (TARGET_CONVERT_TO_TYPE): Redefine.
13004 (arm_fp16_format): Define.
13005 (all_fpus): Add entry for neon-fp16.
13006 (fp_model_for_fpu): Likewise.
13007 (struct fp16_format): Declare.
13008 (all_fp16_formats): Define.
13009 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13011 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13013 (arm_legitimate_index_p): Treat HFmode like HImode.
13014 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13015 (coproc_secondary_reload_class): Special-case HFmode.
13016 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13017 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13018 (arm_init_fp16_builtins): New.
13019 (arm_init_builtins): Call it.
13020 (arm_invalid_parameter_type): New.
13021 (arm_invalid_return_type): New.
13022 (arm_promoted_type): New.
13023 (arm_convert_to_type).
13024 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13026 (arm_emit_fp16_const): New function.
13027 (arm_mangle_type): Mangle __fp16 as "Dh".
13028 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13030 (TARGET_NEON_FP16): New.
13031 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13032 (enum fputype): Add FPUTYPE_NEON_FP16.
13033 (enum arm_fp16_format_type): Declare.
13034 (arm_fp16_format): Declare.
13035 (LARGEST_EXPONENT_IS_NORMAL): Define.
13036 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13037 * config/arm/arm-modes.def (HFmode): Define.
13038 * config/arm/vfp.md: (*movhf_vfp): New.
13039 (extendhfsf2): New.
13041 * config/arm/arm.md: (fpu): Add neon_fp16.
13042 (floatsihf2, floatdihf2): New.
13043 (fix_trunchfsi2, fix_trunchfdi2): New.
13045 (extendhfdf2): New.
13047 (*arm32_movhf): New.
13048 (*thumb1_movhf): New.
13049 (consttable_2): Add check for HFmode constants.
13050 (consttable_4): Handle HFmode constants.
13052 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13054 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13056 2009-06-17 Olivier Hainque <hainque@adacore.com>
13058 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13059 const char ** conversion in AIX specific section.
13061 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13063 * config/i386/i386.c (ix86_special_builtin_type): Remove
13064 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13065 (bdesc_special_args): Updated.
13066 (ix86_init_mmx_sse_builtins): Likewise.
13067 (ix86_expand_special_args_builtin): Likewise.
13069 2009-06-17 Richard Henderson <rth@redhat.com>
13071 * tree-pretty-print.c (maybe_dump_asm_name): New.
13072 (dump_decl_name): Use it.
13073 (PRINT_FUNCTION_NAME): Merge into...
13074 (dump_function_name): ... here. Use maybe_dump_asm_name.
13076 2009-06-17 Cary Coutant <ccoutant@google.com>
13078 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13080 * debug.c (struct gcc_debug_hooks): Change placeholder for
13082 (debug_nothing_int_charstar_int): Replaced by...
13083 (debug_nothing_int_charstar_int_bool): ...this.
13084 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13085 source_line prototype.
13086 (debug_nothing_int_charstar_int): Replaced by...
13087 (debug_nothing_int_charstar_int_bool): ...this.
13088 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13089 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13090 Output is_stmt operand when necessary.
13091 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13092 (notice_source_line): Add is_stmt parameter.
13093 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13094 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13096 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13097 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13099 2009-06-17 Ian Lance Taylor <iant@google.com>
13101 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13103 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13106 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13108 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13109 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13110 tree_strip_sign_nop_conversions and
13111 tree_ssa_strip_useless_type_conversions rather than stripping
13112 the operations here.
13113 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13115 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13116 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13117 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13118 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13121 2009-06-17 Michael Eager <eager@eagercon.com>
13123 * config/rs6000/constraints.md (register_constraint "d"): New.
13124 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13125 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13126 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13127 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13128 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13129 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13130 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13131 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13132 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13133 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13135 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13136 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13137 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13138 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13139 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13140 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13141 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13142 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13143 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13144 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13145 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13146 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13147 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13148 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13150 2009-06-16 Ian Lance Taylor <iant@google.com>
13152 * profile.c (total_num_never_executed): Don't define.
13153 (compute_branch_probabilities): Don't count or print
13154 num_never_executed.
13155 (init_branch_prob): Don't set total_num_never_executed.
13156 (end_branch_prob): Don't print total_num_never_executed.
13158 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13160 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13162 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13164 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13165 (nabstd2_fpr): Same.
13167 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13169 * expr.c (expand_assignment): Change complex type check.
13171 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13173 * doc/plugins.texi (Building GCC plugins): Added new section.
13175 2009-06-17 Ian Lance Taylor <iant@google.com>
13177 * c-pch.c (get_ident): Don't set size of templ array.
13178 (pch_init): Don't set size of partial_pch array.
13180 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13181 string constant to intialize an array whose size is the length of
13184 2009-06-17 Richard Guenther <rguenther@suse.de>
13186 PR tree-optimization/40389
13187 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13188 to addressable types.
13189 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13191 2009-06-17 Richard Guenther <rguenther@suse.de>
13193 PR middle-end/40460
13194 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13195 if there is no evolution of left in the loop bail out.
13196 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13197 chrec_fold_multiply.
13199 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13200 Janis Johnson <janis187@us.ibm.com>
13203 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13204 for the symbol ref of a constant that is the source of a move
13205 - nor for any other not-obvious-label-ref constants.
13207 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13209 * plugin.c (position_pass): Skip newly inserted pass during list
13210 traversal to avoid repeated insertion.
13212 2009-06-16 Ian Lance Taylor <iant@google.com>
13214 * vec.h (VEC_stack_alloc): Define different version if
13215 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13216 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13217 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13218 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13220 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13222 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13224 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13225 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13226 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13227 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13228 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13229 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13230 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13231 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13232 __builtin_ia32_rdtscp.
13233 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13234 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13235 and __builtin_ia32_rorhi.
13236 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13237 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13238 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13239 (ix86_expand_args_builtin): Likewise.
13240 (ix86_expand_special_args_builtin): Likewise.
13242 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13243 (UNSPECV_RDTSC): Likewise.
13244 (UNSPECV_RDPMC): Likewise.
13245 (*bsr): Renamed to ...
13247 (*bsr_rex64): Renamed to ...
13250 (*rdpmc): Likewise.
13251 (*rdpmc_rex64): Likewise.
13253 (*rdtsc): Likewise.
13254 (*rdtsc_rex64): Likewise.
13255 (rdtscp): Likewise.
13256 (*rdtscp): Likewise.
13257 (*rdtscp_rex64): Likewise.
13259 * config/i386/ia32intrin.h: New.
13261 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13263 2009-06-16 Ian Lance Taylor <iant@google.com>
13265 * ira-build.c (copy_info_to_removed_store_destinations):
13266 Initialize parent_a.
13268 2009-06-16 Ian Lance Taylor <iant@google.com>
13270 * c-decl.c (grokdeclarator): Change size_varies to bool.
13272 2009-06-16 Ian Lance Taylor <iant@google.com>
13274 * sel-sched.c: Make forward declarations of move_op_hooks and
13275 fur_hooks explicitly extern.
13277 2009-06-16 Ian Lance Taylor <iant@google.com>
13279 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13280 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13282 2009-06-16 Ian Lance Taylor <iant@google.com>
13284 * resource.c (mark_referenced_resources): Change
13285 include_delayed_effects parameter to bool. Change all callers.
13286 (mark_end_of_function_resources): Likewise.
13287 * reorg.c (insn_references_resource_p): Likewise.
13288 (insn_sets_resource_p): Likewise.
13289 * resource.h (mark_referenced_resources): Update declaration.
13290 (mark_end_of_function_resources): Update declaration.
13292 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13294 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13296 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13298 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13299 GCC can bootstrap on AIX with GNU Binutils 2.20.
13301 2009-06-16 Ian Lance Taylor <iant@google.com>
13303 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13305 2009-06-16 Ian Lance Taylor <iant@google.com>
13307 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13308 inline, not extern inline.
13309 (exact_log2): Likewise.
13310 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13312 (exact_log2): Likewise, but don't test CTZ_HWI.
13314 2009-06-16 Ian Lance Taylor <iant@google.com>
13316 * bitmap.c (bitmap_clear): Don't declare as inline.
13317 * gimple.c (gimplify_assign): Likewise.
13318 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13319 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13320 (sched_scan_info): Remove duplicate definition.
13322 2009-06-16 Ian Lance Taylor <iant@google.com>
13324 * c-common.c (skip_evaluation): Don't define.
13325 (c_inhibit_evaluation_warnings): Define global variable.
13326 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13327 than skip_evaluation.
13328 (convert_and_check, warn_for_div_by_zero): Likewise.
13329 * c-common.h (skip_evaluation): Don't declare.
13330 (c_inhibit_evaluation_warnings): Declare.
13331 * c-parser.c (c_parser_typeof_specifier): Set
13332 c_inhibit_evaluation_warnings rather than skip_evaluation.
13333 (c_parser_conditional_expression): Likewise.
13334 (c_parser_binary_expression): Likewise.
13335 (c_parser_sizeof_expression): Likewise.
13336 (c_parser_alignof_expression): Likewise.
13337 * c-typeck.c (build_indirect_ref): Check
13338 c_inhibit_evaluation_warnings rather than skip_evaluation.
13339 (build_conditional_expr, build_binary_op): Likewise.
13341 2009-06-16 Richard Guenther <rguenther@suse.de>
13343 * tree-ssa-alias.c (is_escape_site): Remove.
13344 * tree-ssa-alias.h (enum escape_type): Remove.
13345 (is_escape_site): Likewise.
13346 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13347 via casts and asms without deferring to is_escape_site.
13349 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13351 PR middle-end/40446
13352 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13353 use gen_lowpart if op0 has complex mode.
13355 2009-06-16 Richard Guenther <rguenther@suse.de>
13357 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13358 variables add them to ESCAPED.
13359 (find_func_aliases): Do not make all indirectly stored values escaped.
13361 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13363 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13364 make_decl_one_only.
13366 2009-06-16 Martin Jambor <mjambor@suse.cz>
13368 PR tree-optimization/40432
13369 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13370 check whether we need to force gimple register operand.
13372 2009-06-16 Martin Jambor <mjambor@suse.cz>
13374 PR tree-optimization/40413
13375 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13376 build_ref_for_offset.
13377 (propagate_subacesses_accross_link): Fix a typo in a comment.
13379 2009-06-16 Ira Rosen <irar@il.ibm.com>
13381 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13382 with additional parameter.
13383 * tree-vectorizer.h (enum vect_def_type): Add new value
13385 (enum vect_relevant): Add comments.
13386 (vect_is_simple_reduction): Add new argument.
13387 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13388 Detect nested cycles.
13389 (vect_is_simple_reduction): Update documentation, add an argument to
13390 distinguish inner-loop reduction from nested cycle, detect nested
13391 cycles, fix printings and indentation, don't swap operands in case
13393 (get_initial_def_for_reduction): Handle subtraction.
13394 (vect_create_epilog_for_reduction): Add new argument to specify
13395 reduction variable.
13396 (vect_finalize_reduction): Handle subtraction, fix comments.
13397 (vectorizable_reduction): Handle nested cycles. In case of nested
13398 cycle keep track of the reduction variable position. Call
13399 vect_is_simple_reduction with additional parameter. Use original
13400 statement code in reduction epilogue for nested cycle. Call
13401 vect_create_epilog_for_reduction with additional parameter.
13402 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13403 inner-loop vectorization.
13404 (vect_recog_widen_sum_pattern): Likewise.
13405 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13407 (vect_mark_stmts_to_be_vectorized): Likewise.
13408 (vect_get_vec_def_for_operand): Handle nested cycles.
13410 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13412 * doc/invoke.texi (Debugging Options): Fix option index entries
13413 for -fdump-statistics, -frandom-seed add entries for
13414 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13415 (FRV Options): Fix entries for -mTLS, -mtls.
13416 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13417 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13418 (M68hc1x Options): Fix @itemx for -mnominmax.
13419 (MCore Options): Fix entry for -mno-lsim.
13420 (MMIX Options): Fix entry for -mabi=mmixware.
13421 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13423 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13425 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13426 Mention the plugin mode of gengtype.
13427 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13428 * gengtype.c: Updated copyright.
13429 (plugin_files, nb_plugin_files) Added new static variables.
13430 (measure_input_list) Care about plugin_files.
13431 (write_rtx_next): Added early return in plugin mode.
13432 (create_file): Updated copyright year in generated file. Added
13434 (oprintf): Added early return if NULL outf.
13435 (get_output_file_with_visibility): Care of plugin_files.
13436 (get_output_file_name): May return null.
13437 (write_local): Added early return.
13438 (put_mangled_filename): Ditto.
13439 (finish_root_table): Added check for base_files.
13440 (write_roots): Care about null when plugins.
13441 (main): Added plugin mode.
13443 2009-06-15 Ian Lance Taylor <iant@google.com>
13445 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13446 * gcov.c (read_count_file): Add braces around variables declared
13449 * c.opt (Wjump-misses-init): New warning.
13450 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13451 -Wall and -Wc++-compat if not already set.
13452 (c_common_post_options): Clear warn_jump_misses_init if it was not
13454 * c-decl.c (struct c_binding): Change type field to a union with
13455 new label field. Make it the first field in the struct. Update
13456 references to type to use u.type instead.
13457 (struct c_spot_bindings): Define.
13458 (struct c_goto_bindings): Define.
13459 (c_goto_bindings_p): Define, along with VECs.
13460 (struct c_label_vars): Define.
13461 (struct c_scope): Add has_label_bindings field.
13462 (bind_label, set_spot_bindings): New static functions.
13463 (decl_jump_unsafe, update_spot_bindings): New static functions.
13464 (update_label_decls): New static function.
13465 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13466 Update binding u.label field to shadowed field.
13467 (c_binding_start_stmt_expr): New function.
13468 (c_binding_end_stmt_expr): New function.
13469 (pushdecl): Don't call c_begin_vm_scope.
13470 (make_label): Add defining and p_label_vars parameters. Change
13472 (lookup_label): Correct test for whether a label has not yet been
13473 defined. Call bind_label rather than bind.
13474 (warn_about_goto): New static function.
13475 (lookup_label_for_goto): New function.
13476 (declare_label): Call bind_label rather than bind.
13477 (check_earlier_gotos): New static function.
13478 (define_label): Don't give errors about jumping into statement
13479 expressions or scopes of variably modified types. Call
13480 set_spot_bindings and check_earlier_gotos. Call bind_label
13481 instead of bind. Don't set label_context_stack_se or
13482 label_context_stack_vm.
13483 (c_get_switch_bindings): New function.
13484 (c_release_switch_bindings): New function.
13485 (c_check_switch_jump_warnings): New function.
13486 (start_function): Don't set label_context_stack_se or
13487 label_context_stack_vm.
13488 (finish_function): Likewise.
13489 * c-typeck.c (label_context_stack_se): Don't define.
13490 (label_context_stack_vm): Don't define.
13491 (c_finish_goto_label): Call lookup_label_for_goto rather than
13492 lookup_label. Don't give errors about jumping into a statement
13493 expression or the scope of a variably modified type. Don't set
13494 label_context_stack_se or label_context_stack_vm.
13495 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13496 fields. Add bindings field.
13497 (c_start_case): Don't set deleted fields. Set bindings field.
13498 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13499 or blocked_vm. Call c_check_switch_jump_warnings.
13500 (c_finish_case): Don't test blocked_stmt_expr field. Call
13501 c_release_switch_bindings.
13502 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13503 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13504 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13505 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13506 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13507 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13508 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13509 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13510 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13511 (C_DECL_UNJUMPABLE_VM): Don't define.
13512 (C_DECL_UNDEFINABLE_VM): Don't define.
13513 (struct c_label_list): Don't define.
13514 (struct c_label_context_se): Don't define.
13515 (struct c_label_context_vm): Don't define.
13516 (struct c_spot_bindings): Declare.
13517 (c_bindings_start_stmt_expr): Declare.
13518 (c_bindings_end_stmt_expr): Declare.
13519 (lookup_label_for_goto): Declare.
13520 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13521 (c_check_switch_jump_warnings): Declare.
13522 (label_context_stack_se, label_context_stack_vm): Don't declare.
13523 (c_finish_goto_label): Update declaration.
13524 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13525 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13526 (Warning Options): Document -Wjump-misses-init.
13528 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13530 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13533 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13535 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13537 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13539 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13541 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13543 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13545 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13547 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13548 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13549 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13550 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13551 * dwarf2asm.c (dw2_force_const_mem): Update call to
13552 make_decl_one_only.
13553 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13554 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13555 * langhooks.c (lhd_comdat_group): Remove.
13556 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13557 * tree.h (DECL_COMDAT_GROUP): New.
13558 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13559 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13560 (make_decl_one_only): Change signature.
13561 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13562 make_decl_one_only.
13563 (make_decl_one_only): Change signature.
13564 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13566 2009-06-15 Richard Guenther <rguenther@suse.de>
13568 PR middle-end/40439
13569 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13571 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13573 * tree-ssa-math-opts.c: Remove extra divide.
13575 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13577 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13579 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13581 * passes.c: Add bswap pass.
13582 * tree-pass.h: Add pass_optimize_bswap declaration.
13583 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13584 Include rtl.h, expr.h and optabs.h for optab_handler check.
13585 (struct symbolic_number, pass_optimize_bswap): New definition.
13586 (do_shift_rotate, verify_symbolic_number_p): New functions.
13587 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13588 (gate_optimize_bswap): New function.
13589 * tree.c (widest_int_cst_value): New function.
13590 * tree.h (widest_int_cst_value): Prototype added.
13592 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13594 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13595 REG_EQUAL/REG_EQUIV notes.
13597 2009-06-14 Richard Guenther <rguenther@suse.de>
13599 PR middle-end/40389
13600 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13601 has its address taken if NRV was applied and it is addressable.
13602 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13603 function split out from ...
13604 (get_constraint_for_1): ... here.
13605 (handle_rhs_call): Use it to mark the return slot escaped if
13606 it is addressable and NRV was applied.
13608 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13610 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13611 Change first argument type to location_t.
13612 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13613 Do not set input_location.
13614 Use loc instead of input_location throughout.
13616 2009-06-13 Richard Guenther <rguenther@suse.de>
13618 PR tree-optimization/40421
13619 * tree-predcom.c (should_unroll_loop_p): Remove.
13620 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13622 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13624 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13625 Add location argument.
13627 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13629 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13631 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13632 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13633 * config/spu/spu-protos.h: Add location to
13634 spu_resolve_overloaded_builtin.
13635 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13636 spu_build_builtin_va_list.
13637 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13638 argument. Pass location to build_function_call_vec.
13639 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13641 (emit_fpu_switch): Same.
13642 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13643 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13644 to build_decl and create_artificial_label.
13645 (xtensa_gimplify_va_arg_expr): Same.
13646 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13647 (xstormy16_gimplify_va_arg_expr): Same.
13648 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13649 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13650 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13651 (mips16_build_function_stub): Same.
13652 (mips16_build_call_stub): Same.
13654 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13657 * arm/constraints.md (Pa, Pb): New constraints.
13658 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13659 split pattern to deal with them.
13661 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13663 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13664 fix index entry for -Xpreprocessor.
13666 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13668 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13669 Add location argument to build_decl call.
13670 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13671 (rs6000_init_builtins): Same.
13672 (spe_init_builtins): Same.
13673 (rs6000_gimplify_va_arg): Add location argument to
13674 create_artificial_label call.
13676 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13678 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13679 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13680 * Makefile.in: Fix GGC dependency for gcse.o.
13682 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13684 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13685 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13686 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13688 * c-parser.c (c_parser_binary_expression): Use current column while
13689 building binary operations.
13690 * common.opt (fshow-column): Enable by default.
13691 * tree-vrp.c (check_array_ref): Use warning_at.
13692 (check_array_bounds): Use location from call back if expr has no
13694 * tree.h: Add location argument to maybe_fold_*.
13695 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13696 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13697 (maybe_fold_offset_to_component_ref): Same.
13698 (maybe_fold_offset_to_reference): Same.
13699 (maybe_fold_offset_to_address): Same.
13700 (maybe_fold_stmt_indirect): Same.
13701 (maybe_fold_stmt_addition): Same.
13702 (fold_stmt_r): Pass location to maybe_fold_*.
13703 (fold_gimple_assign): Same.
13704 * c-tree.h: Add location argument to finish_decl,
13705 default_function_array_conversion, store_init_value.
13706 * c-decl.c (define_label): Use error_at.
13707 (c_make_fname_decl): Pass location to finish_decl.
13708 (finish_decl): New location argument.
13709 (build_compound_literal): Pass location to store_init_value.
13710 (grokdeclarator): Pass location to finish_decl.
13712 * c-typeck.c (array_to_pointer_conversion): New location argument.
13713 (function_to_pointer_conversion): Same.
13714 (default_function_array_conversion): Same.
13715 (parser_build_unary_op): Pass location to overflow_warning.
13716 (parser_build_binary_op): Same. Use warning_at.
13717 (build_unary_op): Pass location to array_to_pointer_conversion.
13718 (build_c_cast): Pass location to digest_init.
13719 (build_modify_expr): New location argument.
13720 (convert_for_assignment): Same.
13721 (store_init_value): Same.
13722 (digest_init): Same.
13723 (output_init_element): Pass location to digest_init and
13724 array_to_pointer_conversion.
13725 (c_finish_return): Pass location to convert_for_assignment.
13726 * gimplify.c (gimplify_conversion): Pass location to
13727 maybe_fold_offset_to_address.
13728 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13729 to maybe_fold_stmt_addition.
13730 * c-omp.c (c_finish_omp_atomic): Pass new location to
13732 (c_finish_omp_for): Same.
13733 * c-common.c (overflow_warning): New argument.
13734 * c-common.h: New argument to build_modify_expr, overflow_warning.
13735 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13737 (c_parser_initializer): Pass location to
13738 default_function_array_conversion.
13739 (c_parser_initelt): Same.
13740 (c_parser_initval): Same.
13741 (c_parser_asm_operands): Same.
13742 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13743 (c_parser_conditional_expression): Same.
13744 (c_parser_binary_expression): Add location info to stack. Use it.
13745 (c_parser_unary_expression): Pass location to
13746 default_function_array_conversion, parser_build_unary_op,
13747 build_indirect_ref, c_parser_postfix_expression_after_primary.
13748 (c_parser_postfix_expression_after_primary): New location argument.
13750 (c_parser_expression_conv): Pass location to
13751 default_function_array_conversion.
13752 (c_parser_expr_list): Same.
13753 (c_parser_omp_atomic): Same.
13754 (c_parser_omp_for_loop): Same.
13755 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13756 (build_array_declarator): New argument.
13757 * c-decl.c (build_array_declarator): Add location argument.
13758 (grokdeclarator): Set id_loc for cdk_array.
13759 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13760 build_array_declarator.
13761 * tree.c (build_omp_clause): Add location argument.
13762 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13763 (OMP_CLAUSE_LOCATION): New macro.
13764 (struct tree_omp_clause): Add location field.
13765 (build_omp_clause): Add argument.
13766 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13767 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13769 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13770 (cp_parser_omp_clause_collapse): Same.
13771 (cp_parser_omp_clause_default): Same.
13772 (cp_parser_omp_clause_if): Same.
13773 (cp_parser_omp_clause_nowait): Same.
13774 (cp_parser_omp_clause_num_threads): Same.
13775 (cp_parser_omp_clause_ordered): Same.
13776 (cp_parser_omp_clause_schedule): Same.
13777 (cp_parser_omp_clause_untied): Same.
13778 (cp_parser_omp_for_loop): Same.
13779 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13780 * c-tree.h (c_start_case): Add location argument.
13781 (c_process_expr_stmt): Same.
13782 (c_finish_goto_*): Same.
13783 * tree-parloops.c (initialize_reductions): Pass location to
13785 (create_parallel_loop): Same.
13786 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13787 (gfc_trans_omp_reduction_list): Same.
13788 (gfc_trans_omp_clauses): Same.
13789 (gfc_trans_omp_do): Same.
13790 * c-typeck.c (c_finish_goto_label): Same.
13791 (c_finish_goto_ptr): New location argument.
13792 (c_start_case): Same.
13793 (emit_side_effect_warnings): Same.
13794 (c_process_expr_stmt): Same.
13795 (c_finish_stmt_expr): Same.
13796 (c_finish_omp_clauses): Use error_at instead of error.
13797 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13799 * c-omp.c (c_split_parallel_clauses): New location argument.
13800 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13801 to build_omp_clause.
13802 (convert_local_reference_stmt): Same.
13803 (convert_gimple_call): Same.
13804 * c-common.h (c_split_parallel_clauses): New argument.
13805 * c-parser.c (c_parser_statement_after_labels): Pass location to
13806 c_finish_goto_label.
13807 (c_parser_switch_statement): Pass location to c_start_case.
13808 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13809 and c_process_expr_stmt.
13810 (c_parser_omp_variable_list): Add location argument.
13811 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13812 (c_parser_omp_clause_default): Same.
13813 (c_parser_omp_clause_if): Same.
13814 (c_parser_omp_clause_num_threads): Same.
13815 (-c_parser_omp_clause_ordered): Same.
13816 (c_parser_omp_clause_reduction): Pass location to
13817 c_parser_omp_variable_list.
13818 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13819 (c_parser_omp_clause_untied): Same.
13820 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13821 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13823 * c-tree.h (check_for_loop_decls, undeclared_variable,
13824 build_component_ref, build_array_ref, build_external_ref,
13825 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13826 build_conditional_expr, build_compound_expr, c_cast_expr,
13827 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13828 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13830 * c-semantics.c (build_stmt): Same.
13831 (build_case_label): Same.
13832 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13833 (undeclared_variable): New argument.
13834 (make_label): Same.
13835 (lookup_label): Pass location on down.
13836 (define_label): Same.
13837 (finish_decl): Same.
13838 (build_compound_literal): Same.
13839 (finish_struct): Same.
13840 (finish_function): Do not set location here.
13841 (check_for_loop_decls): New argument.
13842 * tree.c (save_expr): Set location.
13843 (build_empty_stmt): New argument.
13844 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13845 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13846 * builtins.c (gimplify_va_arg_expr): Use locations.
13847 (expand_builtin_sync_operation): Same.
13848 * c-typeck.c (build_component_ref): New argument.
13849 (build_array_ref): Same.
13850 (build_external_ref): Same.
13851 (c_expr_sizeof_expr): Same.
13852 (c_expr_sizeof_type): Same.
13853 (parser_build_unary_op): Same.
13854 (build_conditional_expr): Same.
13855 (build_compound_expr): Pass location on down.
13856 (build_compound_expr): New argument.
13857 (build_c_cast): Same.
13858 (c_cast_expr): Same.
13859 (build_asm_expr): Same.
13860 (c_finish_return): Same.
13861 (c_process_expr_stmt): Pass location on down.
13862 (c_finish_stmt_expr): New argument.
13863 (push_clenaup): Same.
13864 (c_finish_omp_parallel): Same.
13865 (c_finish_omp_task): Same.
13866 * gimplify.c (gimplify_call_expr): Pass location on down.
13867 * c-omp.c (c_finish_omp_master): New argument.
13868 (c_finish_omp_critical): Same.
13869 (c_finish_omp_ordered): Same.
13870 (c_finish_omp_barrier): Same.
13871 (-c_finish_omp_taskwait): Same.
13872 (c_finish_omp_atomic): Same.
13873 (c_finish_omp_flush): Same.
13874 * tree-inline.c (copy_tree_body_r): Pass location on down.
13875 (inline_forbidden_p): Remove use of input_location.
13876 * c-gimplify.c (c_build_bind_expr): New argument.
13877 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13878 (c_sizeof_or_alignof_type): New argument.
13879 (c_alignof_expr): Same.
13880 (build_va_arg): Same.
13881 (c_add_case_label): Same.
13882 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13883 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13884 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13885 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13886 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13887 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13889 * stub-objc.c (objc_build_selector_expr): Same.
13890 (objc_build_throw_stmt): Same.
13891 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13892 (c_parser_initelt): Same.
13893 (c_parser_compound_statement): Same.
13894 (c_parser_compound_statement_nostart): Same.
13895 (c_parser_label): Same.
13896 (c_parser_statement_after_labels): Same.
13897 (c_parser_if_body): Same.
13898 (c_parser_else_body): Same.
13899 (c_parser_if_statement): Same.
13900 (c_parser_switch_statement): Same.
13901 (c_parser_while_statement): Same.
13902 (c_parser_do_statement): Same.
13903 (c_parser_for_statement): Same.
13904 (c_parser_asm_statement): Same.
13905 (c_parser_conditional_expression): Same.
13906 (c_parser_binary_expression): Same.
13907 (c_parser_cast_expression): Same.
13908 (c_parser_unary_expression): Same.
13909 (c_parser_sizeof_expression): Same.
13910 (c_parser_alignof_expression): Same.
13911 (c_parser_postfix_expression): Same.
13912 (c_parser_expression): Same.
13913 (c_parser_objc_receiver): Same.
13914 (c_parser_omp_variable_list): Same.
13915 (c_parser_omp_structured_block): Same.
13916 (c_parser_omp_atomic): New argument.
13917 (c_parser_omp_barrier): Same.
13918 (c_parser_omp_critical): Same.
13919 (c_parser_omp_flush): Pass location on down.
13920 (c_parser_omp_for_loop): New argument.
13921 (c_parser_omp_for): Same.
13922 (c_parser_omp_master): Same.
13923 (c_parser_omp_ordered): Same.
13924 (c_parser_omp_sections_scope): Same.
13925 (c_parser_omp_sections): Same.
13926 (c_parser_omp_parallel): Same.
13927 (c_parser_omp_single): Same.
13928 (c_parser_omp_task): Same.
13929 (c_parser_omp_taskwait): Pass location on down.
13930 (c_parser_omp_construct): Same.
13931 (c_parser_omp_threadprivate): Same.
13932 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13933 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13934 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13935 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13936 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13937 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13938 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13939 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13940 config/i386/i386.c, stmt.c:
13941 Add location argument to the following function definitions and/or
13942 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13943 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13944 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13945 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13946 do_case, c_finish_bc_stmt, build_compound_literal,
13947 build_function_call.
13948 * c-decl.c (build_compound_literal): Add location argument.
13949 Make all diagnostic calls use location.
13950 (start_struct): Same.
13951 (finish_struct): Same.
13952 (start_enum): Same.
13953 (build_enumerator): Same.
13954 (start_function): Same.
13955 (grokdeclarator): Make all diagnostic calls use location.
13956 (store_parm_decls_oldstyle): Same.
13957 * c-typeck.c (build_function_call): Add location argument.
13958 Make all diagnostic calls use location.
13960 (c_finish_bc_stmt): Same.
13961 * tree-nested.c (get_trampoline_type): Add argument.
13962 Pass location to build_decl.
13963 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13964 * rtl.h (RTL_LOCATION): New.
13965 * c-common.c (c_add_case_label): Add location argument.
13966 Make all diagnostic calls use location.
13967 * c-common.h: Add location argument to make_fname_decl, do_case,
13968 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13969 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13970 Set it appropriately for every case. Pass enum_loc to start_enum
13971 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13973 (c_parser_struct_or_union_specifier): Save location. Use it for
13974 start_struct, finish_struct, and parser_xref_tag.
13976 2009-06-12 Ian Lance Taylor <iant@google.com>
13978 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13980 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13981 cpp_opts->warn_cxx_operator_names.
13983 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13986 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13987 is returns NULL and OP is a VCE, look through the VCE.
13989 2009-06-12 Ian Lance Taylor <iant@google.com>
13992 * collect2.c (main): Use CONST_CAST2 in code inside #if
13993 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13995 2009-06-12 Joey Ye <joey.ye@intel.com>
13997 PR middle-end/39146
13998 * cfgexpand.c (get_decl_align_unit): Update
13999 max_used_stack_slot_alignment with align instead of
14000 stack_alignment_needed.
14002 * function.c (assign_stack_local_1): Update
14003 max_used_stack_slot_alignment with alignment_in_bits instead
14004 of stack_alignment_needed.
14005 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14008 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14010 * dwarf2out.c (last_var_location_insn): New variable.
14011 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14012 (dwarf2out_var_location): Don't record anything after last real
14013 insn. Only change labels if there were any real instructions
14014 in between last note and this one, or if changed sections.
14016 2009-06-11 Richard Henderson <rth@redhat.com>
14018 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14019 note when storing the frame pointer in a register.
14020 (FRP): Don't redefine to nothing for epilogue.
14021 (alpha_expand_epilogue): Mark register and sp restores.
14022 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14024 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14025 when gen_lowpart is needed.
14027 2009-06-11 Richard Henderson <rth@redhat.com>
14029 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14031 * dwarf2out.c (need_data_align_sf_opcode): New.
14032 (div_data_align): Move earlier.
14033 (def_cfa_1, reg_save): Use it.
14035 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14037 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14038 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14039 (ix86_handle_option): Handle OPT_mcrc32.
14040 (ix86_target_string): Add -mcrc32.
14041 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14043 * config/i386/i386.h (TARGET_CRC32): New.
14045 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14046 (sse4_2_crc32di): Likewise.
14048 * config/i386/i386.opt (mcrc32): New.
14050 * doc/invoke.texi: Document -mcrc32.
14052 2009-06-11 Richard Henderson <rth@redhat.com>
14054 * common.opt (gdwarf-): Accept a version number.
14055 * doc/invoke.texi (gdwarf-): Update docs.
14056 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14057 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14058 version level, and record it.
14060 * dwarf2.h (DW_CIE_VERSION): Remove.
14061 * dwarf2out.c (DWARF_VERSION): Remove.
14062 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14063 (output_call_frame_info): Use CIE version 3 for dwarf3,
14064 or if the return register column is out of range for version 1.
14065 (dwarf_stack_op_name): Add all dwarf3 values.
14066 (DEBUG_PUBTYPES_SECTION): New.
14067 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14068 encoding change for dwarf3.
14069 (output_die) [dw_val_class_die_ref]: Likewise.
14070 (output_compilation_unit_header): Emit correct version for dwarf3.
14071 (output_line_info): Likewise.
14072 (output_pubnames): Update for DWARF_VERSION removal.
14073 (output_aranges): Likewise.
14074 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14075 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14076 (dwarf2out_finish): Likewise.
14078 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14080 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14083 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14086 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14087 * builtins.c (expand_builtin_unreachable): New function.
14088 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14089 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14090 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14092 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14093 searching for missing barriers.
14095 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14097 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14098 when -fprofile-generate* was passed.
14099 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14101 2009-06-11 Anthony Green <green@moxielogic.com>
14103 * config/moxie/moxie.md: Define length attribute for all instructions.
14105 (*b<cond:code>): Support limited branch ranges for new PC-relative
14106 branch instructions.
14107 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14109 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14111 * config/i386/i386.c (min_insn_size): Use get_attr_length
14112 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14113 For __asm return 0.
14115 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14116 instead of emit_insn_before.
14118 2009-06-10 Ian Lance Taylor <iant@google.com>
14121 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14124 2009-06-10 Revital Eres <eres@il.ibm.com>
14126 * passes.c (init_optimization_passes): Reschedule
14127 predictive-commoning pass before complete unroll pass.
14129 2009-06-10 Martin Jambor <mjambor@suse.cz>
14131 * cgraph.c (cgraph_node_can_be_local_p): New function.
14132 (cgraph_make_node_local): New function.
14133 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14134 (cgraph_make_node_local): Declare.
14136 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14138 * tree.h (tree_base): Add packed_flag and user_align fields.
14139 Decrease size of spare field.
14140 (TYPE_USER_ALIGN): Use user_align from tree_base.
14141 (DECL_USER_ALIGN): Likewise.
14142 (TYPE_PACKED): Use packed_flag from tree_base.
14143 (DECL_PACKED): Likewise.
14144 (tree_type): Delete packed_flag and user_align fields. Widen
14145 precision field. Widen mode field and shuffle fields to align
14146 mode on an 8-bit boundary.
14147 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14148 Renumber decl_flag_* fields. Fix comments. Widen
14149 decl_common_unused field.
14150 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14151 (DECL_EXTERNAL): Likewise.
14152 (DECL_BIT_FIELD): Likewise.
14153 (DECL_NONADDRESSABLE_P): Likewise.
14154 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14155 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14157 2009-06-10 Ian Lance Taylor <iant@google.com>
14159 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14160 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14161 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14162 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14163 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14164 DEF_VEC_ALLOC_FUNC_P.
14165 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14166 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14167 DEF_VEC_ALLOC_FUNC_O.
14168 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14169 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14170 DEF_VEC_ALLOC_FUNC_I.
14171 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14172 (vec_stack_p_reserve_exact_1): Declare.
14173 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14174 (vec_stack_free): Declare.
14175 (VEC_stack_alloc): Define.
14176 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14177 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14178 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14179 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14181 (stack_vecs): New static variable.
14182 (vec_stack_p_reserve_exact_1): New function.
14183 (vec_stack_o_reserve_1): New static function.
14184 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14185 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14186 (vec_stack_free): New function.
14187 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14188 (VEC_df_ref_stack_alloc): Define.
14189 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14190 DEF_VEC_ALLOC_P_STACK.
14191 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14192 (struct df_collection_rec): Change _vec fields to VEC. Remove
14194 (df_free_collection_rec): Adjust for new fields.
14195 (df_insn_rescan): Use new df_collection_rec fields.
14196 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14197 (df_ref_create_structure, df_ref_record): Likewise.
14198 (df_get_conditional_uses, df_get_call_refs): Likewise.
14199 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14200 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14201 (df_record_exit_block_uses, df_bb_verify): Likewise.
14202 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14203 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14204 Remove count parameter. Change return type to void. Change all
14206 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14207 Remove count parameter. Change return type to void. Change all
14209 (df_install_refs): Change old_vec parameter to VEC. Remove count
14210 parameter. Change all callers.
14211 (df_install_mws): Change old_vec parameter to VEC. Remove count
14212 parameter. Change all callers.
14213 (df_refs_verify): Change new_rec parameter to VEC. Change call
14215 (df_mws_verify): Likewise.
14217 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14219 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14221 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14223 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14225 2009-06-10 Anthony Green <green@moxielogic.com>
14227 * config/moxie/crti.asm: New file.
14228 * config/moxie/crtn.asm: New file.
14229 * config/moxie/moxie.c: New file.
14230 * config/moxie/moxie.h: New file.
14231 * config/moxie/sfp-machine.h: New file.
14232 * config/moxie/moxie-protos.h: New file.
14233 * config/moxie/t-moxie: Created.
14234 * config/moxie/t-moxie-softfp: Created.
14235 * config/moxie/moxie.md: Created.
14236 * config/moxie/constraints.md: Created.
14237 * config.gcc: Add moxie support.
14238 * doc/md.texi (Machine Constraints): Add moxie constraints.
14239 * doc/contrib.texi (Contributors): Mention moxie port.
14240 * doc/install.texi (Specific): Mention the moxie port.
14242 2009-06-09 Ian Lance Taylor <iant@google.com>
14244 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14245 compiling with C++.
14246 * optabs.c (optab_table): Only use designated initializers if
14247 HAVE_DESIGNATED_INITIALIZERS is defined.
14248 (convert_optab_table): Likewise.
14249 (init_optabs): Always call init_insn_codes if
14250 HAVE_DESIGNATED_INITIALIZERS is not defined.
14252 2009-06-09 Ian Lance Taylor <iant@google.com>
14254 * targhooks.c (default_builtin_vectorized_function): Change fn
14255 parameter to unsigned int.
14256 (default_builtin_vectorized_conversion): Change code parameter to
14258 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14259 * targhooks.h: Update declarations.
14260 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14261 parameter to unsigned int.
14263 * c-typeck.c (comptypes_check_enum_int): New static function.
14264 (comptypes_internal): Add enum_and_int_p parameter. Change all
14266 (comp_target_types): Add location parameter. Change all callers.
14267 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14268 Change all callers.
14269 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14270 (build_conditional_expr): Add colon_loc parameter. Change all
14272 (convert_for_assignment): Add location parameter. Change all callers.
14273 * c-parser.c (c_parser_conditional_expression): Pass location of
14274 colon to build_conditional_expr.
14275 * c-tree.h (build_conditional_expr): Update declaration.
14277 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14279 * graphite.c: Revert previous patch.
14281 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14284 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14286 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14288 * tree-ssa-loop-prefetch.c
14289 (loop_prefetch_arrays): Fixed a portability problem in printf format
14292 2009-06-09 Martin Jambor <mjambor@suse.cz>
14294 PR tree-optimization/40351
14295 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14296 refrence to a potential artifical subaccess can be constructed.
14298 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14300 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14301 (sh_override_options): Likewise.
14302 * config/sh/sh.c: Include params.h.
14303 (sh_optimization_options): New.
14304 (sh_override_options): Likewise.
14305 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14306 (OVERRIDE_OPTIONS): Use sh_override_options.
14308 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14310 * dwarf2out.c (emit_cfa_remember): New variable.
14311 (add_fde_cfi): If emit_cfa_remember, recurse to add
14312 DW_CFA_remember_state first.
14313 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14314 instead just set emit_cfa_remember.
14316 2009-06-08 Jan Hubicka <jh@suse.cz>
14319 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14321 2009-06-08 Jan Hubicka <jh@suse.cz>
14323 PR middle-end/39834
14324 * cgraphunit.c (save_inline_function_body): Do not copy transform
14325 hooks for saved inline bodies.
14326 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14327 for given function.
14329 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14331 * jump.c (returnjump_p): Handle delayed branches. Add missing
14334 2009-06-08 Jan Hubicka <jh@suse.cz>
14336 PR middle-end/40102
14337 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14338 original node might've been modified.
14339 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14341 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14343 * tree-object-size.c (addr_object_size): Add OSI argument.
14344 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14345 (compute_builtin_object_size, expr_object_size): Adjust callers.
14346 (plus_stmt_object_size): Call addr_object_size instead of
14347 compute_builtin_object_size.
14349 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14350 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14352 * tree-ssa-loop-prefetch.c
14353 (gather_memory_references): Introduced a counter for the number of
14355 (anything_to_prefetch_p): Introduced a counter for the number of
14357 (is_loop_prefetching_profitable): New function with a cost model
14359 (loop_prefetch_arrays): Use the new cost model to determine if
14360 prefetching is profitable.
14361 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14362 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14363 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14364 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14365 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14366 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14368 2009-06-08 Michael Matz <matz@suse.de>
14371 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14372 partitions use the same.
14373 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14374 for basevars of SSA_NAMEs.
14375 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14376 to not expand them twice.
14377 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14380 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14382 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14383 (fdump-final-insns=, gtoggle): New.
14384 * doc/invoke.texi: Document them.
14385 * final.c (rest_of_clean_state): Dump final insn stream.
14386 * gcc.c (invoke_as): Hook in -fcompare-debug.
14387 (static_spec_functions): Add compare-debug-dump-opt,
14388 compare-debug-self-opt and compare-debug-auxbase-opt.
14389 (compare_debug, compare_debug_second, compare_debug_opt): New.
14390 (switches_debug_check, n_switches_debug_check): New.
14391 (debug_auxbase_opt, debug_check_temp_file): New.
14392 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14394 (do_self_spec): Handle arguments after switches.
14395 (do_spec_1): Add .gk extension to temp file basenames for compare.
14396 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14397 (cc1_options): Use it instead of normal auxbase computation for
14398 the second compare-debug compilation.
14399 (compare_files): New.
14400 (main): Set up and implement compare debug mode.
14401 (compare_debug_dump_opt_spec_function): New.
14402 (compare_debug_self_opt_spec_function): New.
14403 (compare_debug_auxbase_opt_spec_function): New.
14404 * toplev.c (process_options): Handle flag_gtoggle,
14405 flag_dump_final_insns.
14406 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14407 during -fcompare-debug-second compilation.
14409 2009-06-07 Ian Lance Taylor <iant@google.com>
14411 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14412 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14414 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14415 with no default node. Change warning with %H to warning_at.
14416 Don't clear warn_switch around case checking.
14417 * doc/invoke.texi (Warning Options): Clarify distinction between
14418 -Wswitch and -Wswitch-enum.
14420 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14422 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14424 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14426 * gbl-ctors.h: Add header guard.
14428 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14430 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14431 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14432 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14433 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14434 prototypes for removed functions.
14435 (expressions_equal_p): Move to ...
14436 * tree-ssa-sccvn.h: ... here and ...
14437 * matrix-reorg.c: ... adjust includes.
14439 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14441 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14443 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14445 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14446 (finish_function): Remove erroneous whitespace.
14448 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14450 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14451 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14453 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14455 * errors.c (internal_error): Commentary typo fix.
14456 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14457 * tree-ssa-pre.c: Ditto.
14459 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14461 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14462 them is supposed to hold actual statements.
14464 2009-06-06 Ian Lance Taylor <iant@google.com>
14466 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14467 empty statements can now have attributes.
14469 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14471 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14472 * config/mips/mips.md: Ditto.
14474 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14476 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14478 (__eabi_uconvert): Likewise.
14480 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14482 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14483 CFI_* definitions with IN_GCC.
14485 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14487 * xcoffout.h (xcoffout_source_line): Update prototype.
14489 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14491 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14492 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14494 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14496 PR middle-end/40340
14497 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14498 inlined_function_outer_scope_p blocks for artificial inlines
14500 * tree.c (tree_nonartificial_location): Rewrite using
14501 block_nonartificial_location.
14503 2009-06-05 Revital Eres <eres@il.ibm.com>
14504 Leehod Baruch <leehod@il.ibm.com>
14506 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14507 (expand_expr_real_1): Remove comment.
14508 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14509 Vectorize misaligned access when the target supports it.
14510 (vect_supportable_dr_alignment): Check for unaligned access support.
14511 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14514 2009-06-05 Julian Brown <julian@codesourcery.com>
14516 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14517 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14519 2009-06-05 Richard Guenther <rguenther@suse.de>
14522 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14523 as possibly unused.
14525 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14527 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14528 (save_gprs): Don't tell unwinder when a global register is saved.
14529 (s390_emit_epilogue): Emit needed epilogue unwind info.
14531 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14533 * dwarf2out.c (deferred_asm_name): New.
14534 (add_name_and_src_coords_attributes): Defer creation of
14535 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14537 (move_linkage_attr): New.
14538 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14541 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14543 * tree-nested.c (finalize_nesting_tree_1): Declare the
14544 frame_decl in the binding tree.
14546 2009-06-04 Cary Coutant <ccoutant@google.com>
14548 * basic-block.h (struct basic_block_def): Add discriminator field.
14549 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14551 * debug.c (do_nothing_debug_hooks): Add additional entry.
14552 (debug_nothing_int_charstar_int): New function.
14553 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14554 (debug_nothing_int_charstar_int): New declaration.
14555 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14556 discriminator value in .loc directive.
14557 * final.c (last_discriminator): New variable.
14558 (discriminator): New variable.
14559 (final_start_function): Initialize above variables, pass current
14560 discriminator to debug hook.
14561 (notice_source_line): Check for discriminator change.
14562 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14563 * sdbout.c (sdbout_source_line): New parameter.
14564 * tree-cfg.c (struct locus_discrim_map): New structure type.
14565 (discriminator_per_locus): New hash table.
14566 (build_gimple_cfg): Allocate and free discriminator hash table.
14567 (make_edges): Call assign_discriminator.
14568 (locus_map_hash): New function.
14569 (locus_map_eq): New function.
14570 (next_discriminator_for_locus): New function.
14571 (same_line_p): New function.
14572 (assign_discriminator): New function.
14573 (make_cond_expr_edges): Call assign_discriminator.
14574 (make_gimple_switch_edges): Likewise.
14575 (first_non_label_stmt): New function.
14576 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14578 * xcoffout.c (xcoffout_source_line): Add new parameter.
14580 * configure.ac (gcc_cv_as_discriminator): New configury check for
14581 gas support for discriminator.
14582 * configure: Regenerate.
14583 * config.in: Regenerate.
14585 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14587 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14588 val after checking for integers.
14590 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14592 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14594 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14595 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14596 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14597 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14598 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14599 X64_SSE_REGPARM_MAX.
14600 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14601 X64_SSE_REGPARM_MAX.
14603 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14605 * gcc.c (report_times_to_file): New.
14606 (execute): Implement it.
14607 (process_command): Support -time=.
14608 * doc/invoke.texi: Document it.
14610 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14612 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14613 that have value exprs.
14615 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14617 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14618 declarations for constants until...
14619 (dw2_output_indirect_constant_1): ... this point.
14621 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14624 * arm.md (arm_addsi3): Don't try to split an add with an
14625 eliminable register until after reload has completed.
14627 2009-06-03 Ian Lance Taylor <iant@google.com>
14629 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14630 * genattrtab.c (write_length_unit_log): Likewise.
14631 * genchecksum.c (dosum): Likewise.
14632 * gengtype.c (write_rtx_next): Likewise.
14633 (finish_root_table, write_roots): Likewise.
14634 * gimple.c (gimple_ops_offset_): Likewise.
14635 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14636 * config/arc/arc.c (arc_attribute_table): Likewise.
14637 * config/arm/arm.c (arm_attribute_table): Likewise.
14638 * config/avr/avr.c (avr_attribute_table): Likewise.
14639 * config/crx/crx.c (crx_attribute_table): Likewise.
14640 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14641 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14642 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14643 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14644 * config/sh/sh.c (sh_attribute_table): Likewise.
14645 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14646 * config/spu/spu.c (spu_attribute_table): Likewise.
14647 * config/v850/v850.c (v850_attribute_table): Likewise.
14649 * config/alpha/alpha.c (vms_attribute_table): Make static.
14650 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14651 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14652 * config/mips/mips.c (mips_attribute_table): Likewise.
14654 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14656 (cc1-checksum.o): Likewise.
14658 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14660 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14662 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14664 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14665 insn if it is changing sp. Use gen_add3_insn instead of
14666 conditionally gen_addsi3 and gen_adddi3.
14667 (offset_below_red_zone_p): New static inline function.
14668 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14669 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14670 * config/rs6000/ppc-asm.h: Include auto-host.h.
14671 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14672 CFI_RESTORE): Define.
14673 * config/rs6000/crtresxgpr.asm: Add unwind info.
14674 * config/rs6000/crtresxfpr.asm: Likewise.
14675 * config/rs6000/crtresgpr.asm: Likewise.
14676 * config/rs6000/crtresfpr.asm: Likewise.
14677 * config/rs6000/crtsavgpr.asm: Likewise.
14678 * config/rs6000/crtsavfpr.asm: Likewise.
14680 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14681 argument of DWARF2_FRAME_REG_OUT macros.
14683 2009-06-03 Julian Brown <julian@codesourcery.com>
14685 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14686 words or less (including TImode) in core registers.
14688 2009-06-03 Richard Guenther <rguenther@suse.de>
14690 PR middle-end/40328
14691 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14693 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14695 * statistics.c (statistics_counter_event): Do not record event
14696 in pass dump if its number == -1.
14697 (curr_statistics_hash): Add assert that we never get passes
14698 with static number == -1.
14700 2009-06-03 Richard Guenther <rguenther@suse.de>
14701 Andrey Belevantsev <abel@ispras.ru>
14703 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14704 non-BLKmode arrays addressable.
14706 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14708 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14709 * config/m68k/m68k.h: ... here.
14711 2009-06-03 Martin Jambor <mjambor@suse.cz>
14713 PR tree-optimization/40323
14714 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14717 2009-06-03 Richard Guenther <rguenther@suse.de>
14719 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14722 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14724 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14725 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14726 JUMP_TABLE_DATA_P where applicable.
14727 * config/sh/sh.c: Ditto.
14728 * config/sh/sh.h: Ditto.
14729 * config/sh/sh.md: Ditto.
14730 * config/sh/symbian.c: Ditto.
14732 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14734 * config/i386/driver-i386.c (describe_cache): Optimize
14735 concatenation of strings. Use snprintf instead of sprintf.
14736 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14737 target when not compiling with GCC.
14739 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14741 * config/sh/sh.c: Revert last change.
14742 (sh_expand_epilogue): Emit a blockage insn before the frame
14743 pointer adjustment unconditionally.
14745 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14747 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14748 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14749 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14750 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14751 to COLLECT_GCC_OPTIONS.
14753 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14755 * collect2.c (target_system_root): New variable.
14756 (main): Handle --sysroot=.
14757 (ignore_library): Strip the sysroot from the library path.
14759 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14761 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14762 (collect2.o): Depend on collect2-aix.h.
14763 (collect2-aix.o): New rule.
14764 * collect2-aix.h: New file.
14765 * collect2-aix.c: Likewise.
14766 * collect2.c: Include collect2-aix.h. Don't undefine
14767 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14768 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14769 Use TARGET_AIX_VERSION instead of _AIX51.
14770 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14771 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14772 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14773 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14774 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14776 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14778 * collect2.c (ignore_library): Avoid premature post-increment
14779 and null deference.
14781 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14783 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14784 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14785 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14786 CROSS_DIRECTORY_STRUCTURE too.
14787 (LINK_LIBG_SPEC): Likewise.
14788 (LIB_SPEC): Add %R to sysroot paths.
14789 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14790 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14791 * config/rs6000/aix51.h: As for aix43.h.
14792 * config/rs6000/aix52.h: Likewise.
14793 * config/rs6000/aix53.h: Likewise.
14794 * config/rs6000/aix61.h: Likewise.
14795 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14796 to the beginning of sysroot paths.
14798 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14800 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14801 INSN_LISTs that are out of the REG_NOTE range.
14803 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14805 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14806 (struct var_to_expand): Likewise.
14807 (struct opt_info): Add head and tail for linked lists of the above.
14808 (analyze_insn_to_expand_var): Initialize next.
14809 (analyze_iv_to_split_insn): Likewise.
14810 (analyze_insns_in_loop): Create linked lists.
14811 (allocate_basic_variable): Simplify for use without hash table.
14812 (insert_var_expansion_initialization): Likewise, make it type-safer.
14813 (combine_var_copies_in_loop_exit): Likewise.
14814 (apply_opt_in_copies): Walk lists rather than hash tables.
14815 (release_var_copies): Simplified and inlined by hand into...
14816 (free_opt_info): ... this function.
14818 2009-06-02 Richard Guenther <rguenther@suse.de>
14820 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14823 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14825 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14826 only for builtins that are not overridden.
14828 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14830 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14833 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14835 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14837 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14839 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14841 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14843 * common.opt (fdump-unnumbered-links): New.
14844 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14845 * print-rtl.c (flag_dump_unnumbered_links): New.
14846 (print_rtx): Test it.
14848 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14850 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14851 push/pop multiple to 8-byte alignment.
14853 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14855 * config/i386/i386.c (queued_cfa_restores): New static variable.
14856 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14858 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14859 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14860 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14861 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14862 note unconditionally.
14863 (ix86_emit_restore_regs_using_mov): Likewise.
14864 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14865 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14866 it through to ix86_emit_restore_reg_using_pop.
14867 (ix86_emit_leave): Add RED_OFFSET argument. Call
14868 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14869 instead of adding REG_CFA_OFFSET note unconditionally.
14870 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14871 the above functions. Call ix86_add_queued_cfa_restore_notes when
14874 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14875 force output of the label even for dwarf2out_do_cfi_asm.
14876 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14877 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14878 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14880 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14881 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14882 dwarf2out_cfi_label callers.
14883 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14884 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14885 Adjust dwarf2out_cfi_label callers.
14886 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14888 * config/i386/i386.h (struct machine_cfa_state,
14889 struct machine_function): Guard with ifndef USED_FOR_TARGET
14890 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14893 * emutls.c (__emutls_get_address): Change arr->size to mean number
14894 of allocated arr->data entries instead of # of slots + 1.
14896 PR middle-end/40316
14897 * recog.c (peep2_reinit_state): New function.
14898 (peephole2_init_state): Use it at the end of a basic block and also
14899 when seeing a RTX_FRAME_RELATED_P insn.
14901 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14903 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14904 fixuns_truncrfdi2): New.
14905 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14906 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14907 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14908 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14909 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14910 *recip_approx): Remove.
14911 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14912 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14913 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14915 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14918 2009-06-01 Ian Lance Taylor <iant@google.com>
14920 * attribs.c (register_attribute): Use CONST_CAST.
14921 * collect2.c (main): Use CONST_CAST2.
14922 (scan_prog_file): Likewise.
14923 * gcc.c (process_command, main): Likewise.
14924 * toplev.c (toplev_main): Likewise.
14926 * c-typeck.c (handle_warn_cast_qual): New static function,
14927 partially broken out of build_c_cast.
14928 (build_c_cast): Call handle_warn_cast_qual.
14929 * doc/invoke.texi (Warning Options): Document new effect of
14932 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14934 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14935 (diagnostic_report_current_module): Print columns.
14936 * common.opt (flag_show_column): Enable by default.
14938 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14940 * alias.c (find_base_term): Check for NULL term before returning.
14942 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14944 Revert due to PR40320:
14945 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14946 * calls.c (emit_library_call_value_1): Don't force_operand for move
14949 2009-06-01 Olivier Hainque <hainque@adacore.com>
14950 Eric Botcazou <ebotcazou@adacore.com>
14952 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14953 to be processed as a bitfield for constructor output purposes.
14954 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14956 * varasm.c (oc_local_state): New type, output_constructor
14957 local state to support communication with helpers.
14958 (oc_outer_state): New type, output_constructor outer state of
14959 relevance in recursive calls.
14960 (output_constructor_array_range): New output_constructor helper,
14961 extracted code for an array range element.
14962 (output_constructor_regular_field): New output_constructor helper,
14963 extracted code for an element that is not a bitfield.
14964 (output_constructor_bitfield): New output_constructor helper,
14965 extracted code for a bitfield element. Accept an OUTER state
14966 argument for recursive processing. Recurse on record or array
14967 CONSTRUCTOR values, possibly past noop conversions.
14968 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14969 VALUE is a valid constant-valued expression for use in a static
14970 bit-field initializer.
14971 (output_constructor): Rework to use helpers. Accept and honor an
14972 OUTER state argument for recursive calls. Return total size. Be
14973 prepared for nested constructors initializing bitfields.
14974 (output_constant): Feed OUTER in calls to output_constructor.
14976 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14978 * calls.c (emit_library_call_value_1): Don't force_operand for move
14981 2009-06-01 Nick Clifton <nickc@redhat.com>
14983 * doc/invoke.texi (IA-64 Options): Fix typo.
14985 2009-06-01 Ira Rosen <irar@il.ibm.com>
14987 PR tree-optimization/39129
14988 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14990 (vect_do_peeling_for_loop_bound): Use
14991 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14992 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14993 (vect_loop_versioning): Likewise.
14994 (vect_create_cond_for_alias_checks): Fix indentation.
14995 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14997 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14998 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14999 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15000 "control flow in loop".
15001 (vect_estimate_min_profitable_iters): Use
15002 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15003 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15004 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15005 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15006 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15007 statement belongs to a group of strided accesses with the exact code
15009 (vectorizable_load): Likewise.
15010 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15011 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15013 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15015 * config/freebsd-stdint.h: New file.
15016 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15017 Add freebsd-stdint.h to tm_file.
15019 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15021 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15022 (thumb2_extendhidi2): Likewise.
15024 2009-05-31 Ian Lance Taylor <iant@google.com>
15026 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15028 2009-05-31 Ian Lance Taylor <iant@google.com>
15030 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15031 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15032 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15034 2009-05-31 Jason Merrill <jason@redhat.com>
15036 * tree-pretty-print.c (print_call_name): Take the callee, not the
15037 call itself. Make non-static. Use dump_function_name for functions.
15038 (dump_generic_node): Adjust.
15039 * diagnostic.h: Declare print_call_name.
15040 * gimple-pretty-print.c (dump_gimple_call): Use it.
15042 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15044 * config/sh/sh.md (ashldi3_std): New define_expand.
15047 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15050 * config/sh/sh.c: Include debug.h.
15051 (sh_expand_epilogue): Emit a blockage insn before the frame
15052 pointer adjustment also when dwarf2out_do_frame returns true.
15054 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15056 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15057 (thumb2_extendqidi2): New pattern.
15059 2009-05-31 Ira Rosen <irar@il.ibm.com>
15061 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15062 mark phis for renaming.
15063 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15064 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15065 Call mark_sym_for_renaming.
15066 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15067 * tree-vect-loop.c (vect_transform_loop): Remove
15068 vect_memsyms_to_rename initialization and a call to
15069 mark_set_for_renaming.
15071 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15073 PR middle-end/40304
15074 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15075 frame related even if !set_cfa && style < 0.
15077 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15079 * config/i386/mingw-tls.c: New file.
15080 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15081 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15082 defining _WIN32 but not __CYGWIN__.
15084 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15086 * configure.ac: Add MPC support.
15088 * config.in, configure: Regenerate.
15090 2009-05-29 Richard Henderson <rth@redhat.com>
15092 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15093 NOTE_INSN_BASIC_BLOCK.
15094 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15095 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15096 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15098 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15100 (add_cfi): Disable check redefining cfa away from drap.
15101 (lookup_cfa_1): Add remember argument; handle remember/restore.
15102 (lookup_cfa): Pass remember argument.
15103 (cfa_remember): New.
15104 (compute_barrier_args_size_1): Remove sibcall check.
15105 (dwarf2out_frame_debug_def_cfa): New.
15106 (dwarf2out_frame_debug_adjust_cfa): New.
15107 (dwarf2out_frame_debug_cfa_offset): New.
15108 (dwarf2out_frame_debug_cfa_register): New.
15109 (dwarf2out_frame_debug_cfa_restore): New.
15110 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15111 (dwarf2out_begin_epilogue): New.
15112 (dwarf2out_frame_debug_restore_state): New.
15113 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15114 DW_CFA_restore_state.
15115 (output_cfi_directive): Likewise.
15116 (convert_cfa_to_fb_loc_list): Likewise.
15117 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15118 * dwarf2out.h: Update.
15119 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15120 (copy_insn_1): Early out for null.
15121 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15122 and dwarf2out_frame_debug_restore_state.
15123 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15124 (prologue_insn_hash, epilogue_insn_hash): New.
15125 (free_after_compilation): Adjust freeing accordingly.
15126 (record_insns): Create hash table if needed; push insns into
15127 hash instead of array.
15128 (maybe_copy_epilogue_insn): New.
15129 (contains): Search hash table instead of array.
15130 (sibcall_epilogue_contains): Remove.
15131 (thread_prologue_and_epilogue_insns): Split eh_return insns
15132 and mark them as epilogues.
15133 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15134 scanning in terms of basic blocks.
15135 * insn-notes.def (CFA_RESTORE_STATE): New.
15136 * jump.c (returnjump_p_1): Accept EH_RETURN.
15137 (eh_returnjump_p_1, eh_returnjump_p): New.
15138 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15139 CFA_REGISTER, CFA_RESTORE): New.
15140 * rtl.def (EH_RETURN): New.
15141 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15143 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15144 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15146 * config/i386/i386.c (gen_push): Update cfa state.
15147 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15148 add a CFA_ADJUST_CFA note.
15149 (ix86_dwarf_handle_frame_unspec): Remove.
15150 (ix86_expand_prologue): Update cfa state.
15151 (ix86_emit_restore_reg_using_pop): New.
15152 (ix86_emit_restore_regs_using_pop): New.
15153 (ix86_emit_leave): New.
15154 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15155 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15156 * config/i386/i386.h (struct machine_cfa_state): New.
15157 (ix86_cfa_state): New.
15158 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15159 (eh_return_internal): Merge from eh_return_<mode>,
15160 use eh_return rtx, split w/ epilogue.
15162 2009-05-29 Ian Lance Taylor <iant@google.com>
15164 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15166 * calls.c (emit_library_call_value_1): Likewise.
15168 * c-typeck.c (c_build_va_arg): New function.
15169 * c-tree.h (c_build_va_arg): Declare.
15170 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15171 instead of build_va_arg.
15173 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15175 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15176 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15177 (ptr_difference_cost): Use affine combinations to compute it.
15178 (difference_cost): Likewise.
15179 (get_computation_cost_at): Compute more accurate cost for addresses
15180 if the ratio is a multiplier allowed in addresses.
15181 For non-addresses, consider that an additional offset or symbol is
15184 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15186 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15187 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15189 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15190 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15191 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15193 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15194 to 1 for TYPE_SSE{IADD1,CVT1}.
15195 (prefix_vex_imm8): Removed.
15196 (length_vex): Only pass 1 as second argument to
15197 ix86_attr_length_vex_default if prefix_extra is 0.
15198 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15199 (length): For prefix vex computation use length_immediate
15200 attribute instead of prefix_vex_imm8.
15201 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15202 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15203 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15204 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15205 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15206 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15207 a space in between the operands.
15208 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15209 if one operand is 0xff and the other one si, di, bp or sp.
15210 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15211 other one si, di, bp or sp.
15212 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15213 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15214 type and mode attributes.
15215 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15216 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15217 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15218 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15219 prefix_data16 attribute iff MODE_DF.
15220 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15221 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15222 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15223 constm128_operand in length_immediate computation.
15224 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15225 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15226 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15227 length_immediate attribute to 1.
15228 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15229 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15230 for certain alternatives.
15231 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15232 prefix_data16 attribute if MODE_V1DF.
15233 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15234 length_immediate to 1.
15235 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15236 length_address to 4, set mode attribute to MODE_DI.
15237 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15238 (fxam<mode>2_i387): Set length attribute to 4.
15239 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15240 *prefetch_3dnow_rex): Override length_address attribute.
15241 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15243 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15244 (constm128_operand): Removed.
15245 * config/i386/i386.c (memory_address_length): For
15246 disp && !index && !base in 64-bit mode account for SIB byte if
15247 print_operand_address can't optimize disp32 into disp32(%rip)
15248 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15249 for fs: or gs: segment.
15250 (ix86_attr_length_immediate_default): When checking if shortform
15251 is possible, truncate immediate to the length of the non-shortened
15253 (ix86_attr_length_address_default): Ignore MEM_P operands
15255 (ix86_attr_length_vex_default): Only check for DImode on
15256 GENERAL_REG_P operands.
15257 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15258 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15259 (sse_cvttps2pi): Clear prefix_rep attribute.
15260 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15262 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15263 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15264 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15265 iff operand 2 is const_int_operand.
15266 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15267 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15268 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15270 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15272 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15273 prefix_data16 attribute for movlpd and movhpd instructions.
15274 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15275 length_immediate for shufpd instruction.
15276 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15277 (avx_cmpp<avxmodesuffixf2c><mode>3,
15278 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15279 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15280 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15281 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15282 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15283 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15284 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15285 prefix_data16 attribute for the first alternative to 1.
15286 (*avx_loadlps): Override length_immediate for the first alternative.
15287 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15288 attributes for second alternative.
15289 (*vec_concatv2sf_sse4_1): Override length_immediate and
15290 prefix_data16 attributes for second alternative.
15291 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15292 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15293 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15294 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15295 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15296 prefix_data16 and length_immediate to 1.
15297 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15299 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15300 prefix_extra attribute for variants that don't have 0f prefix alone.
15301 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15302 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15303 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15304 *sse4_1_pextrd): Set length_immediate to 1.
15305 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15306 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15308 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15309 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15310 length_immediate to 1 for second alternative.
15311 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15312 prefix_extra and length_immediate attributes for the first
15314 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15316 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15317 to 1 for the first and third alternative.
15318 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15320 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15322 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15324 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15325 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15326 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15327 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15328 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15329 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15330 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15331 ssse3_psign<mode>3): Override prefix_rex attribute.
15332 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15333 (ssse3_palignrti): Override length_immediate to 1.
15334 (ssse3_palignrdi): Override length_immediate to 1, override
15335 prefix_rex attribute.
15336 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15337 (sse4a_extrqi): Override length_immediate to 2.
15338 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15339 (sse4a_insertq): Override prefix_data16 to 0.
15340 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15341 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15342 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15343 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15344 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15345 and length_immediate to 1.
15346 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15347 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15348 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15349 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15350 and length_immediate to 1.
15351 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15352 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15353 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15354 avx_ptest256): Override prefix_extra to 1.
15355 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15356 Override prefix_data16 and length_immediate to 1.
15357 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15358 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15359 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15360 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15361 prefix_data16 to 0 and prefix_extra to 2.
15362 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15363 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15365 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15366 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15367 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15368 and prefix_extra to 2.
15369 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15370 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15371 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15372 avx_vpermilvar<mode>3,
15373 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15374 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15375 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15376 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15377 Override prefix_extra to 1.
15378 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15379 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15380 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15381 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15382 prefix_extra and length_immediate to 1.
15383 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15385 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15386 to 1 for the first alternative.
15387 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15388 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15390 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15391 *movv2sf_internal_avx, *movv2sf_internal): Override
15392 prefix_rep attribute for certain alternatives.
15393 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15394 attributes for certain alternatives.
15395 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15396 attributes for certain alternatives.
15397 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15398 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15399 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15400 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15401 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15402 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15403 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15404 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15405 length_immediate to 1 if operand 2 is const_int_operand.
15406 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15407 *vec_extractv2si_1): Set length_immediate attribute to 1.
15408 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15409 using old 3DNOW insn rather than SSE/3DNOW_A.
15410 (mmx_emms, mmx_femms): Clear modrm attribute.
15412 2009-05-29 Martin Jambor <mjambor@suse.cz>
15414 * tree-sra.c: New implementation of SRA.
15416 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15417 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15418 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15419 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15420 (SRA_MAX_STRUCTURE_COUNT): Removed.
15421 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15422 * doc/invoke.texi (sra-max-structure-size): Removed.
15423 (sra-field-structure-ratio): Removed.
15425 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15427 PR middle-end/40291
15428 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15431 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15433 PR rtl-optimization/40101
15434 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15435 seqno. Adjust comment.
15436 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15437 inserting bookkeeping before a jump, the jump is not scheduled.
15438 When no positive seqno found, provide a value. Add comment.
15440 2009-05-29 Richard Guenther <rguenther@suse.de>
15442 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15443 short-cutting on the first component.
15445 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15447 PR middle-end/39958
15448 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15449 for trees other than decls/types.
15451 2009-05-29 Richard Guenther <rguenther@suse.de>
15453 * tree-ssa-operands.c (get_expr_operands): Do not handle
15454 INDIRECT_REFs in the handled-component case. Remove
15455 unused get_ref_base_and_extent case.
15456 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15457 tree_low_cst and host_integerp where possible.
15458 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15459 codes for equivalence.
15460 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15462 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15464 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15465 to tmake_file for i[34567]86-*-cygwin*.
15467 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15470 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15471 (altivec_categorize_keyword, init_vector_keywords,
15472 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15475 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15477 * tree.c (handle_dll_attribute): Check if node is
15478 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15480 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15482 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15484 (thumb2_zero_extendqidi2): Likewise.
15486 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15488 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15489 instead of gen_movrt.
15490 * config/sh/sh.md (movrt): Remove.
15492 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15494 * doc/invoke.texi (IA-64 Options):
15495 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15496 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15497 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15498 -msched-prefer-non-control-spec-insns,
15499 -msched-stop-bits-after-every-cycle,
15500 -msched-count-spec-in-critical-path,
15501 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15502 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15503 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15504 and -msched-spec-verbose.
15506 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15508 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15509 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15511 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15513 2009-05-28 Richard Guenther <rguenther@suse.de>
15515 * tree-ssa-alias.c (ao_ref_init): New function.
15516 (ao_ref_base): Likewise.
15517 (ao_ref_base_alias_set): Likewise.
15518 (ao_ref_alias_set): Likewise.
15519 (refs_may_alias_p_1): Change signature.
15520 (refs_may_alias_p): Adjust.
15521 (refs_anti_dependent_p): Likewise.
15522 (refs_output_dependent_p): Likewise.
15523 (call_may_clobber_ref_p_1): Change signature.
15524 (call_may_clobber_ref_p): Adjust.
15525 (stmt_may_clobber_ref_p_1): New function split out from ...
15526 (stmt_may_clobber_ref_p): ... here.
15527 (maybe_skip_until): Adjust signature.
15528 (get_continuation_for_phi): Likewise.
15529 (walk_non_aliased_vuses): Likewise.
15530 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15531 (ao_ref_init): Declare.
15532 (ao_ref_base): Likewise.
15533 (ao_ref_alias_set): Likewise.
15534 (stmt_may_clobber_ref_p_1): Likewise.
15535 (walk_non_aliased_vuses): Adjust.
15536 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15537 (get_ref_from_reference_ops): remove.
15538 (vn_reference_lookup_2): Adjust signature.
15539 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15540 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15541 (vn_reference_lookup): Adjust.
15542 (vn_reference_insert): Likewise.
15543 (vn_reference_insert_pieces): Adjust signature.
15544 (visit_reference_op_call): Adjust.
15545 * tree-ssa-pre.c (get_expr_type): Simplify.
15546 (phi_translate_1): Adjust.
15547 (compute_avail): Likewise.
15548 (translate_vuse_through_block): Do not re-build trees.
15549 (value_dies_in_block_x): Likewise.
15550 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15552 (vn_reference_lookup_pieces): Adjust declaration.
15553 (vn_reference_insert_pieces): Likewise.
15555 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15557 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15558 with checking disabled.
15560 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15564 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15565 macro definition for support of three-operand format aligned
15566 .comm directive in assembler on cygwin/pe/mingw target OS.
15567 * configure: Regenerate.
15568 * config.h: Regenerate.
15570 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15571 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15572 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15574 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15575 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15577 2009-05-28 Ira Rosen <irar@il.ibm.com>
15579 PR tree-optimization/40254
15580 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15581 in analysis of basic blocks.
15583 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15585 PR middle-end/33699
15586 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15587 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15588 (TARGET_INITIALIZER): Use it.
15589 * cse.c (CHEAPER): Move it up to the other macros.
15590 (insert): Rename this ...
15591 (insert_with_costs): ... to this. Add cost parameters. Update
15593 (insert): New function. Call insert_with_costs.
15594 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15595 find_reg_offset_for_const, try_const_anchors): New functions.
15596 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15597 when using a const-anchor. Call insert_const_anchors.
15598 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15599 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15601 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15603 * tree-inline.c (remap_decls): Enable nonlocalized variables
15604 when not optimizing.
15606 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15608 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15609 Simplify other tests involving optimize.
15611 2009-05-27 Tom Tromey <tromey@redhat.com>
15613 * unwind-dw2.c (_Unwind_DebugHook): New function.
15614 (uw_install_context): Call _Unwind_DebugHook.
15616 2009-05-27 Tom Tromey <tromey@redhat.com>
15618 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15620 2009-05-27 Ian Lance Taylor <iant@google.com>
15622 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15623 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15624 (ALL_LINKERFLAGS): Define.
15625 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15626 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15627 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15628 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15629 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15630 $(LINKER_FOR_BUILD).
15631 (build/gcov-iov$(build_exeext)): Likewise.
15633 2009-05-27 Julian Brown <julian@codesourcery.com>
15635 * gcse.c (target.h): Include.
15636 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15637 copy of argument to a pseudo register.
15639 2009-05-27 Diego Novillo <dnovillo@google.com>
15641 * tree-ssa-live.c (dump_scope_block): Document arguments.
15642 (dump_scope_blocks): Document.
15643 (debug_scope_blocks): New.
15644 * tree-flow.h (debug_scope_blocks): Declare.
15646 2009-05-21 Denis Chertykov <denisc@overta.ru>
15648 * doc/contrib.texi (Contributors): Add myself to the list.
15650 2009-05-27 Olivier Hainque <hainque@adacore.com>
15652 * expr.c (target_align): New function. Alignment the TARGET of an
15653 assignment may be assume to have.
15654 (highest_pow2_factor_for_target): Use it instead of relying on
15655 immediate tree attributes of TARGET, not necessarily honored when
15656 intermediate bitfields are involved.
15658 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15661 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15662 AVX, SSE4, AES, PCLMUL and POPCNT.
15664 2009-05-27 Diego Novillo <dnovillo@google.com>
15666 * tree-pretty-print.c (dump_location): New.
15667 (dump_generic_node): Call it.
15668 Factor code to handle BLOCK nodes ...
15669 (dump_block_node): ... here.
15671 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15673 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15675 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15677 * gcc-plugin.h: Include config.h and system.h.
15678 (IN_GCC): Define if not defined.
15680 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15682 PR middle-end/40249
15683 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15686 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15688 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15690 * config/m32r/m32r.h: Ditto.
15691 * config/m32r/m32r.md: Ditto.
15692 * config/m32r/predicates.md: Ditto.
15694 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15696 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15698 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15701 (Loading plugins): typo.
15702 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15703 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15704 (Interacting with the GCC Garbage Collector): Added new section.
15705 (Giving information about a plugin): Added new section for
15707 * ggc.h (ggc_register_root_tab): Added declaration.
15708 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15709 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15710 (register_callback): Improved comment in declaration.
15711 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15712 (extra_root_vec) Added static variable for dynamic roots registration.
15713 (ggc_register_root_tab) Added new routine.
15714 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15715 PLUGIN_GGC_MARKING event.
15716 * ggc-zone.c: Include plugin.h.
15717 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15718 * ggc-page.c: Include plugin.h.
15719 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15720 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15721 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15722 (register_callback): check lack of callbacks for
15723 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15724 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15725 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15726 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15727 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15728 dependency on plugin.h.
15729 (plugin.o): Added dependency on ggc.h...
15731 2009-05-26 Richard Guenther <rguenther@suse.de>
15733 PR middle-end/40248
15735 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15736 with mismatched comparison modes.
15738 * expr.c (expand_expr_real_1): Expand the operand of a
15739 VIEW_CONVERT_EXPR in its natural mode.
15741 2009-05-26 Ian Lance Taylor <iant@google.com>
15743 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15744 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15745 (ALL_COMPILERFLAGS): Define.
15746 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15747 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15748 (collect2$(exeext), collect2.o): Likewise.
15749 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15750 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15751 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15752 (libbackend.o, intl.o, cppdefault.o): Likewise.
15753 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15754 (build/%.o): Use $(COMPILER_FOR_BUILD).
15755 (build/gen%$(build_exeext)): Likewise.
15756 (build/gcov-iov$(build_exeext)): LIkewise.
15757 * config/t-darwin (darwin.o): Use $(COMPILER).
15758 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15759 * config/t-sol2 (sol2-c.o): Likewise.
15760 (sol2.o): Likewise.
15761 * config/t-vxworks (vxworks.o): Likewise.
15762 * config/x-darwin (host-darwin.o): Likewise.
15763 * config/x-hpux (host-hpux.o): Likewise.
15764 * config/x-linux (host-linux.o): Likewise.
15765 * config/x-solaris (host-solaris.o): Likewise.
15766 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15767 * config/arm/t-arm (arm-c.o): Likewise.
15768 * config/arm/t-pe (pe.o): Likewise.
15769 * config/arm/t-wince-pe (pe.o): Likewise.
15770 * config/i386/t-cygming (winnt.o): Likewise.
15771 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15772 * config/i386/t-cygwin (cygwin1.o): Likewise.
15773 (cygwin2.o): Likewise.
15774 * config/i386/t-i386 (i386-c.o): Likewise.
15775 * config/i386/t-interix (winnt.o): Likewise.
15776 * config/i386/t-netware (netware.o): Likewise.
15777 * config/i386/t-nwld (nwld.o): Likewise.
15778 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15779 * config/i386/x-i386 (driver-i386.o): Likewise.
15780 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15781 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15782 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15783 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15784 * config/mips/x-native (driver-native.o): Likewise.
15785 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15786 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15787 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15788 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15789 * config/score/t-score-elf (score7.o): Likewise.
15790 (score3.o): Likewise.
15791 * config/sh/t-sh (sh-c.o): Likewise.
15792 * config/sh/t-symbian (sh-c.o): Likewise.
15793 (symbian.o): Likewise.
15794 * config/spu/t-spu-elf (spu-c.o): Likewise.
15795 * config/v850/t-v850 (v850-c.o): Likewise.
15796 * config/v850/t-v850e (v850-c.o): Likewise.
15798 2009-05-26 Richard Guenther <rguenther@suse.de>
15800 PR tree-optimization/40122
15801 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15802 VECTOR_CSTs if possible.
15803 (fold_gimple_assign): Likewise.
15805 2009-05-26 Richard Guenther <rguenther@suse.de>
15807 PR middle-end/40252
15808 * fold-const.c (fold_binary): Use the correct types for building
15811 2009-05-26 Richard Guenther <rguenther@suse.de>
15813 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15814 redundant calls to merge_alias_info.
15815 (bump_vector_ptr): Likewise.
15816 * tree-ssa-copy.c (merge_alias_info): Remove.
15817 (replace_exp_1): Remove call to merge_alias_info.
15818 (propagate_tree_value): Likewise.
15819 (fini_copy_prop): Propagate points-to info.
15820 * tree-flow.h (merge_alias_info): Remove.
15822 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15824 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15826 2009-05-25 Jan Hubicka <jh@suse.cz>
15828 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15829 * cgraph.h (struct inline_summary): New filed self_wize,
15830 size_inlining_benefit, self_time and time_inlining_benefit.
15831 (struct cgraph_global_info): Replace insns by time ans size fields.
15832 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15833 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15834 (ipcp_update_callgraph): Do not touch function bodies.
15835 * ipa-inline.c: Include except.h
15836 (MAX_TIME): New constant.
15837 (overall_insns): Remove.
15838 (leaf_node_p): New.
15839 (overall_size, max_benefit): New static variables.
15840 (cgraph_estimate_time_after_inlining): New function.
15841 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15842 (cgraph_clone_inlined_nodes): Update size.
15843 (cgraph_mark_inline_edge): Update size.
15844 (cgraph_estimate_growth): Use size info.
15845 (cgraph_check_inline_limits): Check size.
15846 (cgraph_default_inline_p): Likewise.
15847 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15848 (cgraph_decide_recursive_inlining): Check size.
15849 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15851 (cgraph_decide_inlining): Likewise.
15852 (cgraph_decide_inlining_incrementally): Likewise; honor
15853 PARAM_EARLY_INLINING_INSNS.
15854 (likely_eliminated_by_inlining_p): New predicate.
15855 (estimate_function_body_sizes): New function.
15856 (compute_inline_parameters): Use it.
15857 * except.c (must_not_throw_labels): New function.
15858 * except.h (must_not_throw_labels): Declare.
15859 * tree-inline.c (init_inline_once): Kill inlining_weigths
15860 * tree-ssa-structalias.c: Avoid uninitialized warning.
15861 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15862 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15863 (PARAM_INLINE_CALL_COST): Remove.
15864 (PARAM_EARLY_INLINING_INSNS): New.
15866 2009-05-25 Richard Guenther <rguenther@suse.de>
15868 PR tree-optimization/36327
15869 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15870 callback for reference translation or lookup at the point of may-defs.
15871 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15872 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15873 for union COMPONENT_REFs.
15874 (vn_reference_lookup_3): New callback. Lookup from memset
15875 and CONSTRUCTOR assignment, translate through struct copies.
15876 (vn_reference_lookup_pieces): Make sure to not free the
15877 passed operands array. Adjust walk_non_aliased_vuses call.
15878 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15879 make sure we do not leak memory.
15881 2009-05-25 Richard Guenther <rguenther@suse.de>
15883 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15884 * tree-inline.c (expand_call_inline): Reset the escaped and
15885 callused solutions.
15886 * tree-ssa-structalias.c (pass_build_ealias): New.
15887 * tree-pass.h (pass_build_ealias): Declare.
15888 * passes.c (init_optimization_passes): Add PTA during
15889 early optimizations.
15890 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15891 and CALLUSED solutions.
15892 (dump_points_to_solution): New function, split out from ...
15893 (dump_points_to_info_for): ... here.
15894 * tree-parloops.c (parallelize_loops): Reset the escaped and
15895 callused solutions.
15897 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15900 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15901 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15903 2009-05-25 Ira Rosen <irar@il.ibm.com>
15905 PR tree-optimization/40238
15906 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15907 statements after basic block's labels.
15908 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15909 to free the allocated memory.
15911 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15913 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15914 return address with a USE.
15916 2009-05-24 Richard Guenther <rguenther@suse.de>
15918 PR middle-end/40233
15919 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15920 array type from the main variant of the inner type.
15922 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15924 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15925 definition to bool (from int) to un-break build.
15926 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15928 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15930 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15931 discard_stmt_changes): Delete.
15932 * tree-ssa-operands.c (scb_stack): Delete.
15933 (init_ssa_operands): Do not initialize it.
15934 (fini_ssa_operands): Do not free it.
15935 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15937 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15938 update_stmt, remove the others. Fix comments.
15939 * tree-dfa.c (optimize_stack_restore): Likewise.
15940 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15941 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15942 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15943 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15945 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15946 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15947 (dom_opt_finalize_block): Likewise, adjusting access to
15949 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15950 (stmts_to_rescan): Change item type to gimple.
15951 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15953 2009-05-24 Ira Rosen <irar@il.ibm.com>
15955 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15956 * tree-pass.h (pass_slp_vectorize): New pass.
15957 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15958 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15959 * tree-vectorizer.c (timevar.h): Include.
15960 (user_vect_verbosity_level): Declare.
15961 (vect_location): Fix comment.
15962 (vect_set_verbosity_level): Update user_vect_verbosity_level
15963 instead of vect_verbosity_level.
15964 (vect_set_dump_settings): Add an argument. Ignore user defined
15965 verbosity if dump flags require higher level of verbosity. Print to
15966 stderr only for loop vectorization.
15967 (vectorize_loops): Update call to vect_set_dump_settings.
15968 (execute_vect_slp): New function.
15969 (gate_vect_slp): Likewise.
15970 (struct gimple_opt_pass pass_slp_vectorize): New.
15971 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15972 access its members.
15973 (vec_info_for_bb): New function.
15974 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15975 (VECTORIZATION_ENABLED): New macro.
15976 (SLP_ENABLED, SLP_DISABLED): Likewise.
15977 (vect_is_simple_use): Add bb_vec_info argument.
15978 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15979 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15980 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15981 vect_schedule_slp, vect_analyze_slp): Likewise.
15982 (vect_analyze_stmt): Add slp_tree argument.
15983 (find_bb_location): Declare.
15984 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15985 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15986 (vect_analyze_loop_operations, vect_analyze_loop,
15987 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15988 vect_finalize_reduction, vectorizable_reduction,
15989 vectorizable_live_operation, vect_transform_loop): Likewise.
15990 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15991 skip evolution analysis if analyzing a basic block.
15992 (dr_analyze_indices): Likewise.
15993 (initialize_data_dependence_relation): Skip the test whether the
15994 object is invariant for basic blocks.
15995 (compute_all_dependences): Skip dependence analysis for data
15996 references in basic blocks.
15997 (find_data_references_in_stmt): Don't fail in case of invariant
15998 access in basic block.
15999 (find_data_references_in_bb): New function.
16000 (find_data_references_in_loop): Move code to
16001 find_data_references_in_bb and add a call to it.
16002 (compute_data_dependences_for_bb): New function.
16003 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16004 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16006 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16007 unknown dependence in basic block and fail in case of dependence in
16009 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16010 dependence instances from either loop or basic block vectorization
16012 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16013 before calling nested_in_vect_loop_p.
16014 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16015 dependence instances from either loop or basic block vectorization
16017 (vect_verify_datarefs_alignment): Likewise.
16018 (vect_enhance_data_refs_alignment): Adjust function calls.
16019 (vect_analyze_data_refs_alignment): Likewise.
16020 (vect_analyze_group_access): Fix printing. Skip different checks if
16021 DR_STEP is 0. Keep strided stores either in loop or basic block
16022 vectorization data structure. Fix indentation.
16023 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16025 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16026 dependence instances from either loop or basic block vectorization
16028 (vect_analyze_data_refs): Update comment. Call
16029 compute_data_dependences_for_bb to analyze basic blocks.
16030 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16031 case of loop vectorization. In case of basic block vectorization use
16032 data-ref itself as a base.
16033 (vect_create_data_ref_ptr): In case of basic block vectorization:
16034 don't advance the pointer, add new statements before the current
16035 statement. Adjust function calls.
16036 (vect_supportable_dr_alignment): Support only aligned accesses in
16037 basic block vectorization.
16038 * common.opt (ftree-slp-vectorize): New flag.
16039 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16040 (vect_pattern_recog_1): Likewise.
16041 * tree-vect-stmts.c (process_use): Likewise.
16042 (vect_init_vector): Add new statements in the beginning of the basic
16043 block in case of basic block SLP.
16044 (vect_get_vec_def_for_operand): Adjust function calls.
16045 (vect_finish_stmt_generation): Likewise.
16046 (vectorizable_call): Add assert that it is loop vectorization, adjust
16048 (vectorizable_conversion, vectorizable_assignment): Likewise.
16049 (vectorizable_operation): In case of basic block SLP, take
16050 vectorization factor from statement's type and skip the relevance
16051 check. Adjust function calls.
16052 (vectorizable_type_demotion): Add assert that it is loop
16053 vectorization, adjust function calls.
16054 (vectorizable_type_promotion): Likewise.
16055 (vectorizable_store): Check for outer loop only in case of loop
16056 vectorization. Adjust function calls. For basic blocks, skip the
16057 relevance check and don't advance pointers.
16058 (vectorizable_load): Likewise.
16059 (vectorizable_condition): Add assert that it is loop vectorization,
16060 adjust function calls.
16061 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16062 that it is not reduction, get vector type, call only supported
16063 functions, skip loop specific parts.
16064 (vect_transform_stmt): Check for outer loop only in case of loop
16066 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16067 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16068 for external definition.
16069 * passes.c (pass_slp_vectorize): New pass.
16070 * tree-vect-slp.c (find_bb_location): New function.
16071 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16072 check for patterns only in loops.
16073 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16074 case of multiple types in basic block SLP.
16075 (vect_mark_slp_stmts_relevant): New function.
16076 (vect_supported_load_permutation_p): Fix comment.
16077 (vect_analyze_slp_instance): Add argument. In case of basic block
16078 SLP, take vectorization factor from statement's type, check that
16079 unrolling factor is 1. Adjust function call. Save SLP instance in
16080 either loop or basic block vectorization structure. Return FALSE,
16082 (vect_analyze_slp): Add argument. Get strided stores groups from
16083 either loop or basic block vectorization structure. Return FALSE
16084 if basic block SLP failed.
16085 (new_bb_vec_info): New function.
16086 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16087 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16088 (vect_schedule_slp): Add argument. Get SLP instances from either
16089 loop or basic block vectorization structure. Set vectorization factor
16090 to be 1 for basic block SLP.
16091 (vect_slp_transform_bb): New function.
16092 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16094 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16096 * final.c (shorten_branches): Do not align labels for jump tables.
16097 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16099 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16101 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16102 Remove outdated reference to flow.c and fix nits.
16103 * doc/gccint.texi: Tweak RTL description.
16104 * doc/rtl.texi: Likewise.
16106 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16108 * config/avr/avr.c: Change my email address.
16109 * config/avr/avr.h: Likewise.
16110 * config/avr/avr.md: Likewise.
16111 * config/avr/avr-protos.h: Likewise.
16112 * config/avr/libgcc.S: Likewise.
16114 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16116 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16117 (spu_split_load, spu_split_store): Change return type to int.
16118 (spu_split_convert): Declare.
16119 * config/spu/predicates.md (spu_mem_operand): Remove.
16120 (spu_mov_operand): Update.
16121 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16122 * config/spu/spu.c (regno_aligned_for_load): Remove.
16123 (reg_aligned_for_addr, spu_expand_load): Define.
16124 (spu_expand_extv): Reimplement and handle MEM.
16125 (spu_expand_insv): Handle MEM.
16126 (spu_sched_reorder): Handle insn's with length 0.
16127 (spu_legitimate_address_p): Reimplement.
16128 (store_with_one_insn_p): Return TRUE for any mode with size
16129 larger than 16 bytes.
16130 (address_needs_split): Define.
16131 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16133 (spu_convert_move): Define.
16134 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16135 (spu_split_store): Change all MEM's to TImode.
16136 (spu_init_expanders): Preallocate registers that correspond to
16137 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16139 (spu_split_convert): Define.
16140 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16141 (_move<mode>, _movdi, _movti): Update predicate and condition.
16142 (load, store): Change to define_split.
16143 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16145 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16146 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16147 define_insn_and_split of lshr<mode>3.
16148 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16149 (<v>ashr<mode>3_imm): Define.
16150 (extv, extzv, insv): Allow MEM operands.
16151 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16152 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16153 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16154 (_spu_convert2): Change to define_insn_and_split and remove the
16155 corresponding define_peephole2.
16156 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16157 Change predicates to memory_operand.
16159 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16161 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16163 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16165 PR tree-optimization/40219
16166 * tree.c (iterative_hash_expr): Make sure the builtin function is
16167 a normal builtin function and not a front end or back end builtin
16168 before indexing into the built_in_decls array.
16170 2009-05-22 Richard Guenther <rguenther@suse.de>
16172 PR middle-end/38964
16173 * alias.c (write_dependence_p): Do not use TBAA for answering
16174 anti-dependence or output-dependence.
16175 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16176 (emit_pointer_definition): Remove.
16177 (emit_alias_warning): Likewise.
16178 (find_what_var_points_to): Remove TBAA pruning code.
16179 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16181 (compute_points_to_sets): Remove code computing the set of
16182 dereferenced pointers.
16183 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16184 oracle for querying anti and output dependencies.
16185 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16186 if TBAA may be applied.
16187 (refs_anti_dependent_p): New function.
16188 (refs_output_dependent_p): Likewise.
16189 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16190 (refs_output_dependent_p): Likewise.
16191 * doc/tree-ssa.texi (Memory model): New section.
16192 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16193 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16194 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16195 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16196 * expr.c (expand_expr_real_1): Likewise.
16197 * gimple-low.c (lower_stmt): Likewise.
16198 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16199 (dump_gimple_cdt): Remove.
16200 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16201 (gimple_size): Likewise.
16202 (walk_gimple_op): Likewise.
16203 (is_gimple_stmt): Likewise.
16204 (walk_stmt_load_store_addr_ops): Likewise.
16205 (gimple_build_cdt): Remove.
16206 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16207 * gimple.h (gimple_cdt_new_type): Remove.
16208 (gimple_cdt_new_type_ptr): Likewise.
16209 (gimple_cdt_set_new_type): Likewise.
16210 (gimple_cdt_location): Likewise.
16211 (gimple_cdt_location_ptr): Likewise.
16212 (gimple_cdt_set_location): Likewise.
16213 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16214 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16215 GIMPLE_CHANGE_DYNAMIC_TYPE.
16216 (verify_types_in_gimple_stmt): Likewise.
16217 * tree-inline.c (estimate_num_insns): Likewise.
16218 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16219 (copy_decl_to_var): Likewise.
16220 (copy_result_decl_to_var): Likewise.
16221 * tree-pretty-print.c (dump_generic_node): Do not handle
16222 CHANGE_DYNAMIC_TYPE_EXPR.
16223 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16224 * tree-ssa-operands.c (get_expr_operands): Likewise.
16225 * tree-ssa-structalias.c (struct variable_info): Remove
16226 no_tbaa_pruning member.
16227 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16228 (unify_nodes): Do not copy it.
16229 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16230 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16231 (set_uids_in_ptset): Do not check it.
16232 (find_what_var_points_to): Likewise.
16233 (compute_tbaa_pruning): Remove.
16234 (compute_points_to_sets): Do not call it.
16235 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16236 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16237 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16238 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16239 (DECL_NO_TBAA_P): Likewise.
16240 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16241 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16242 (expand_omp_atomic_pipeline): Do not set it.
16243 * print-tree.c (print_node): Do not dump it.
16244 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16247 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16250 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16253 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16255 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16258 2009-05-22 Ben Elliston <bje@au.ibm.com>
16260 * Makefile.in (bversion.h, s-bversion): New targets.
16261 (TOPLEV_H): Add bversion.h.
16262 * toplev.h: Include "bversion.h".
16263 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16264 the __format__ attribute only if compiling with the same version
16265 of GCC as the sources (the "build version").
16267 2009-05-22 Ben Elliston <bje@au.ibm.com>
16269 * c-format.c (handle_format_attribute): Fix comment typo.
16271 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16274 * config/ia64/ia64.opt (mfused-madd): New.
16275 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16276 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16277 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16278 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16279 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16280 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16281 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16282 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16283 instruction if !TARGET_FUSED_MADD.
16284 (fpma, fpms): Remove colon from name.
16286 2009-05-22 Richard Guenther <rguenther@suse.de>
16288 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16289 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16290 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16292 (create_expression_by_pieces): Only convert if necessary.
16293 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16294 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16296 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16298 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16299 regular pattern from a template and rename it ...
16300 (*extzv_truncsi_exts): ... to this.
16302 2009-05-21 Richard Guenther <rguenther@suse.de>
16304 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16305 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16306 (cgraph_default_inline_p): Likewise.
16307 (cgraph_decide_inlining_incrementally): Likewise.
16309 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16310 Uros Bizjak <ubizjak@gmail.com>
16312 * config/i386/cpuid.h (bit_MOVBE): New.
16314 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16316 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16317 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16318 (ix86_handle_option): Handle OPT_mmovbe.
16319 (ix86_target_string): Add -mmovbe.
16320 (pta_flags): Add PTA_MOVBE.
16321 (processor_alias_table): Add PTA_MOVBE to "atom".
16322 (override_options): Handle PTA_MOVBE.
16324 * config/i386/i386.h (TARGET_MOVBE): New.
16326 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16327 (*bswapsi_movbe): New.
16328 (*bswapdi_movbe): Likewise.
16329 (bswapdi2): Renamed to ...
16330 (*bswapdi_1): This.
16331 (bswapdi2): New expander.
16333 * config/i386/i386.opt (mmovbe): New.
16335 * doc/invoke.texi: Document -mmovbe.
16337 2009-05-21 Taras Glek <tglek@mozilla.com>
16339 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16340 * gcc-plugin.h (plugin_init): Updated signature.
16341 * gcc-plugin.h (plugin_name_args): Moved to this header.
16342 * doc/plugins.texi (plugin_init): Updated documention to reflect
16344 * doc/plugins.texi (plugin_name_args): Added to documention.
16346 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16348 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16349 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16351 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16353 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16354 JUMP_TABLE_DATA_P predicates where applicable.
16355 * config/i386/predicates.md: Ditto.
16356 * config/i386/sse.md: Ditto.
16358 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16360 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16361 operand2 -128 override length_immediate attribute to 1.
16362 * config/i386/predicates.md (constm128_operand): New predicate.
16364 * config/i386/i386.c (memory_address_length): Handle %r12
16365 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16367 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16368 mode look through optional ZERO_EXTEND and SUBREG.
16369 * config/i386/i386.md (R12_REG): New define_constant.
16370 (prefix_data16): For sse unit set also for MODE_TI insns.
16371 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16372 insns set if operand 1 is ext_QIreg_operand.
16373 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16374 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16376 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16377 mode from MODE_DI to MODE_SI.
16378 (movdi_1_rex64): Override modrm and length_immediate attributes
16379 only for movabs (TYPE_IMOV, alternative 2).
16380 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16381 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16382 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16383 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16384 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16385 prefix_rex attribute if DImode.
16386 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16387 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16388 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16389 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16390 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16391 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16392 Likewise. For TYPE_IMOV clear length_immediate attribute.
16393 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16394 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16395 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16396 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16397 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16398 or one operand TYPE_ISHIFT.
16399 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16400 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16401 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16402 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16403 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16404 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16405 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16406 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16407 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16408 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16409 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16410 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16411 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16412 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16413 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16414 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16415 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16416 set mode attribute, don't override length attribute.
16417 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16419 (return_internal_long): Set length attribute to 2 instead of 1.
16420 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16421 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16422 prefix_rex attribute.
16423 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16425 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16427 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16429 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16431 2009-05-20 Ian Lance Taylor <iant@google.com>
16433 * tree.c (build_tree_list_vec_stat): New function.
16434 (ctor_to_vec): New function.
16435 (build_nt_call_vec): New function.
16436 (build_call_array): Change args to be a const pointer.
16437 (build_call_vec): New function.
16438 * tree.h (build_nt_call_vec): Declare.
16439 (build_tree_list_vec_stat): Declare.
16440 (build_tree_list_vec): Define.
16441 (build_call_array): Update declaration.
16442 (build_call_vec): Declare.
16443 (ctor_to_vec): Declare.
16444 * c-common.c (tree_vector_cache): New static variable.
16445 (make_tree_vector): New function.
16446 (release_tree_vector): New function.
16447 (make_tree_vector_single): New function.
16448 (make_tree_vector_copy): New function.
16449 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16450 (make_tree_vector_single, make_tree_vector_copy): Declare.
16451 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16452 (c_parser_expr_list): Don't manage cache here, instead call
16454 (c_parser_release_expr_list): Remove static function.
16455 (c_parser_vec_to_tree_list): Remove static function.
16456 (c_parser_attributes): Call build_tree_list_vec instead of
16457 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16458 c_parser_release_expr_list.
16459 (c_parser_postfix_expression_after_primary): Likewise.
16460 (c_parser_objc_keywordexpr): Likewise.
16462 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16464 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16465 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16466 TARGET_CONVERT_TO_TYPE.
16467 * hooks.c (hook_tree_const_tree_null): Define.
16468 * hooks.h (hook_tree_const_tree_null): Declare.
16469 * target.h (struct gcc_target): Add invalid_parameter_type,
16470 invalid_return_type, promoted_type, and convert_to_type fields.
16471 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16472 (TARGET_INVALID_RETURN_TYPE): Define.
16473 (TARGET_PROMOTED_TYPE): Define.
16474 (TARGET_CONVERT_TO_TYPE): Define.
16475 (TARGET_INITIALIZER): Update for new fields.
16476 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16477 (grokparms): Check targetm.invalid_parameter_type.
16478 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16479 * c-convert.c (convert): Check targetm.convert_to_type.
16481 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16483 * config/mips/mips.md (*extenddi_truncate<mode>,
16484 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16486 (*extendhi_truncateqi): New define_insn_and_sptit.
16488 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16490 PR middle-end/40204
16491 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16492 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16494 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16496 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16497 the operand of VIEW_CONVERT_EXPR.
16499 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16501 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16502 extended family and model for Intel processors. Support Intel Atom.
16504 2009-05-20 Olivier Hainque <hainque@adacore.com>
16506 * gstab.h (stab_code_type): Define, to be used instead of the
16507 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16509 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16510 occurrences by stab_code_type.
16511 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16513 2009-05-20 Martin Jambor <mjambor@suse.cz>
16515 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16516 (sra_insert_before): Likewise.
16517 (sra_insert_after): Likewise.
16518 (sra_init_cache): Likewise.
16519 (sra_type_can_be_decomposed_p): Likewise.
16520 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16521 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16522 (sra_insert_before): Likewise.
16523 (sra_insert_after): Likewise.
16524 (sra_init_cache): Likewise.
16525 (insert_edge_copies_seq): Made static and moved upwards.
16527 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16530 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16532 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16533 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16536 2009-05-20 Richard Guenther <rguenther@suse.de>
16538 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16539 with mismatched comparison modes.
16541 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16543 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16544 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16545 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16546 with shifts for Thumb2.
16547 (orsi_notsi): New for orn.
16548 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16549 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16550 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16551 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16552 Don't invert remainder for IOR.
16554 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16556 PR tree-optimization/40087
16557 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16558 number_of_iterations_ne): Rename never_infinite argument.
16559 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16560 number_of_iterations_le): Handle pointer-type ivs when
16561 exit_must_be_taken is false.
16562 (number_of_iterations_cond): Do not always assume that
16563 exit_must_be_taken if the control variable is a pointer.
16565 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16567 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16568 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16570 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16572 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16573 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16575 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16578 * c.opt (Wlogical-op): Disabled by default.
16579 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16581 * doc/invoke.texi (Wlogical-op): Likewise.
16583 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16585 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16587 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16588 Propagate the type of the first operand.
16589 <ASSERT_EXPR>: Simplify.
16590 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16591 Rewrite using the RHS code as discriminant.
16592 <NOP_EXPR>: Turn into CASE_CONVERT.
16593 <PLUS_EXPR>: Propagate the type of the first operand.
16595 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16597 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16598 (ia64_dconst_0_375): New.
16599 * config/ia64/ia64.c (ia64_override_options): Remove
16600 -minline-sqrt-min-latency warning.
16601 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16602 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16603 * config/ia64/ia64.md (*sqrt_approx): Remove.
16604 (sqrtsf2): Remove #if 0.
16605 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16606 (sqrtdf): Remove assert.
16607 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16608 (sqrtxf2): Remove #if 0.
16609 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16610 * div.md (sqrt_approx_rf): New.
16611 (sqrtsf2_internal_thr): New implementation.
16612 (sqrtsf2_internal_lat): New.
16613 (sqrtdf2_internal_thr: New implementation.
16614 (sqrtxf2_internal): New implementation.
16616 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16617 Hans-Peter Nilsson <hp@axis.com>
16619 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16620 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16621 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16622 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16623 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16624 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16625 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16626 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16627 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16628 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16629 * c-common.c: ...from here.
16631 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16633 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16635 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16637 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16639 2009-05-19 Ben Elliston <bje@au.ibm.com>
16641 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16642 assignments with memcpy calls.
16643 (add_fdes): Likewise.
16644 (binary_search_unencoded_fdes): Likewise.
16645 (linear_search_fdes): Eliminate type puns.
16647 2009-05-19 Richard Guenther <rguenther@suse.de>
16649 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16650 not falsely claim to have propagated into all uses.
16652 2009-05-19 Ben Elliston <bje@au.ibm.com>
16654 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16657 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16659 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16660 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16661 (TARGET_LEGITIMATE_ADDRESS_P): New.
16662 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16663 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16665 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16668 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16669 child of the containing namespace's DIE.
16671 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16673 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16674 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16675 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16678 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16681 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16682 gen_align with gen_pad.
16683 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16684 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16686 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16687 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16689 * config/i386/i386.md (align): Renamed to ...
16690 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16691 ASM_OUTPUT_MAX_SKIP_PAD.
16693 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16695 * config.gcc: Fix variable syntax.
16698 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16699 before calling exact_log2.
16700 (output_iorsi3): Likewise.
16701 (output_xorsi3): Likewise.
16703 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16705 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16706 for the none zero constant operand except for EQ and NE
16707 comprisons even when the first operand is R0.
16709 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16711 * config/s390/2064.md: Remove trailing whitespaces.
16712 * config/s390/2084.md: Likewise.
16713 * config/s390/constraints.md: Likewise.
16714 * config/s390/fixdfdi.h: Likewise.
16715 * config/s390/libgcc-glibc.ver: Likewise.
16716 * config/s390/s390-modes.def: Likewise.
16717 * config/s390/s390-protos.h: Likewise.
16718 * config/s390/s390.c: Likewise.
16719 * config/s390/s390.h: Likewise.
16720 * config/s390/s390.md: Likewise.
16721 * config/s390/tpf-unwind.h: Likewise.
16723 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16725 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16727 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16730 * configure.ac (m68k-*-*): Check if binutils support TLS.
16731 * configure: Regenerate.
16732 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16733 * config/m68k/constraints.md (Cu): New constraint.
16734 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16735 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16736 (movsi): Handle TLS symbols.
16737 (addsi3_5200): Handle XTLS symbols, indent.
16738 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16739 (m68k_tls_reference_p): Declare.
16740 (m68k_legitimize_address): Declare.
16741 (m68k_unwrap_symbol): Declare.
16742 * config/m68k/m68k.opt (mxtls): New option.
16743 * config/m68k/m68k.c (ggc.h): Include.
16744 (m68k_output_dwarf_dtprel): Implement hook.
16745 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16746 (m68k_expand_prologue): Load GOT pointer when function needs it.
16747 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16748 (m68k_legitimate_constant_address_p): Same.
16749 (m68k_decompose_address): Handle TLS references.
16750 (m68k_get_gp): New static function.
16751 (enum m68k_reloc): New contants.
16752 (TLS_RELOC_P): New macro.
16753 (m68k_wrap_symbol): New static function.
16754 (m68k_unwrap_symbol): New function.
16755 (m68k_final_prescan_insn_1): New static function.
16756 (m68k_final_prescan_insn): New function.
16757 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16759 (legitimize_pic_address): Handle TLS references..
16760 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16761 (m68k_libcall_value_in_a0_p)
16762 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16763 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16764 (m68k_legitimize_tls_address): Handle TLS references.
16765 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16767 (m68k_legitimize_address): Handle TLS symbols.
16768 (m68k_get_reloc_decoration): New static function.
16769 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16771 (m68k_output_dwarf_dtprel): Implement hook.
16772 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16773 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16774 m68k_call_* routines.
16775 (sched_attr_op_type): Handle TLS symbols.
16776 (gt-m68k.h): Include.
16777 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16778 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16780 2009-05-18 Martin Jambor <mjambor@suse.cz>
16782 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16783 (visit_store_addr_for_mod_analysis): New function.
16784 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16785 (determine_cst_member_ptr): Use gimple_assign_single_p.
16786 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16787 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16788 operands. Don't check number of operands of a NOP_EXPR.
16790 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16792 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16794 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16797 * c-common.c (warn_logical_operator): Don't warn if one of
16798 expression isn't always true or false.
16800 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16802 * config/i386/biarch32.h: New file.
16803 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16805 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16807 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16808 *zero_extend<mode>_truncqi): Merge these into ...
16809 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16810 Name the pattern following this as *zero_extendhi_truncqi.
16812 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16814 PR middle-end/39301
16815 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16816 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16817 (output_info): Make field HOST_WIDEST_INT.
16818 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16819 (dump_bitmat_statistics): Same.
16821 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16823 * config.gcc (use_gcc_stdint): Set to wrap.
16824 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16825 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16826 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16827 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16828 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16829 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16830 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16831 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16833 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16835 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16837 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16838 Move definitions earlier.
16839 (OPT_ARCH64, OPT_ARCH32): Define.
16840 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16843 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16846 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16849 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16851 * arm.md (movdi2): Copy non-reg values to DImode registers.
16853 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16856 * final.c (label_to_max_skip): New function.
16857 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16858 CODE_LABEL_NUMBER <= max_labelno.
16859 * output.h (label_to_max_skip): New prototype.
16860 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16861 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16862 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16863 Handle CODE_LABELs with >= 16 byte alignment or with
16864 max_skip == (1 << align) - 1.
16865 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16866 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16869 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16870 .p2align 3 if MAX_SKIP is smaller than 7.
16871 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16873 2009-05-15 Ian Lance Taylor <iant@google.com>
16875 * alias.c (struct alias_set_entry_d): Rename from struct
16876 alias_set_entry. Change all uses.
16877 * except.c (struct call_site_record_d): Rename from struct
16878 call_site_record. Change all uses.
16879 * except.h (struct eh_region_d): Rename from struct eh_region.
16881 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16883 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16884 ivtype_map_elt. Change all uses.
16885 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16887 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16888 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16890 (struct sese_d): Rename from struct sese. Change all uses.
16891 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16892 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16893 * optabs.h (struct optab_d): Rename from struct optab. Change all
16895 (struct convert_optab_d): Rename from struct convert_optab.
16897 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16898 ipa_opt_pass. Change all uses.
16899 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16902 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16903 defined as a typedef.
16904 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16907 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16910 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16912 (merge_ranges): Returns bool.
16913 * tree.h (make_range): .. to here.
16914 (build_range_check): Likewise.
16915 (merge_ranges): Likewise. Renamed from merge_ranges.
16916 * c-typeck.c (parser_build_binary_op): Update calls to
16917 warn_logical_operator.
16918 * c-common.c (warn_logical_operator): Add new warning.
16919 * c-common.h (warn_logical_operator): Update declaration.
16921 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16923 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16925 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16927 * doc/install.texi: Document MPC requirements, flags etc.
16929 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16930 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16931 Evaluate constant arguments.
16932 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16933 (fold_builtin_1): Likewise, also evaluate constant arguments.
16934 Remove superfluous break.
16935 (do_mpc_ckconv): New.
16936 * real.h: Include mpc.h.
16937 * toplev.c (print_version): Output MPC version info if available.
16939 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16941 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16943 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16945 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16948 2009-05-15 Jan Hubicka <jh@suse.cz>
16950 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16951 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16952 (try_inline): Fix return value.
16953 (cgraph_decide_inlining_incrementally): Honor new value.
16954 (cgraph_early_inlining): Handle indirect inlining.
16955 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16957 2009-05-15 Jan Hubicka <jh@suse.cz>
16959 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16960 * cgraphunit.c (cgraph_finalize_function): Set it.
16961 (cgraph_expand_function): Use it.
16963 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16965 * real.c (encode_ieee_half): Define.
16966 (decode_ieee_half): Define.
16967 (ieee_half_format): Define.
16968 (arm_half_format): Define.
16969 * real.h (ieee_half_format): Declare.
16970 (arm_half_format): Declare.
16972 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16974 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16975 swapped, and reversed optabs exist before trying to use them.
16977 2009-05-15 Paul Brook <paul@codesourcery.com>
16978 Sandra Loosemore <sandra@codesourcery.com>
16980 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16981 loads. Allow PRE_DEC.
16982 (output_move_neon): Handle PRE_DEC.
16983 (arm_print_operand): Add 'A' for neon structure loads.
16984 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16985 * config/arm/neon.md (neon_mov): Update comment.
16986 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16988 (Um): New constraint.
16990 2009-05-15 Jan Hubicka <jh@suse.cz>
16992 Revert the following patch until testsuite fallout is fixed:
16993 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16994 * cgraph.h (struct inline_summary): New filed self_wize,
16995 size_inlining_benefit, self_time and time_inlining_benefit.
16996 (struct cgraph_global_info): Replace insns by time ans size fields.
16997 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16998 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16999 (ipcp_update_callgraph): Do not touch function bodies.
17000 * ipa-inline.c: Include except.h
17001 (MAX_TIME): New constant.
17002 (overall_insns): Remove
17003 (overall_size, max_benefit): New static variables.
17004 (cgraph_estimate_time_after_inlining): New function.
17005 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17006 (cgraph_clone_inlined_nodes): Update size.
17007 (cgraph_mark_inline_edge): Update size.
17008 (cgraph_estimate_growth): Use size info.
17009 (cgraph_check_inline_limits): Check size.
17010 (cgraph_default_inline_p): Likewise.
17011 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17012 (cgraph_decide_recursive_inlining): Check size.
17013 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17015 (cgraph_decide_inlining): Likewise.
17016 (cgraph_decide_inlining_incrementally): Likewise; honor
17017 PARAM_EARLY_INLINING_INSNS.
17018 (likely_eliminated_by_inlining_p): New predicate.
17019 (estimate_function_body_sizes): New function.
17020 (compute_inline_parameters): Use it.
17021 * except.c (must_not_throw_labels): New function.
17022 * except.h (must_not_throw_labels): Declare.
17023 * tree-inline.c (init_inline_once): Kill inlining_weigths
17024 * tree-ssa-structalias.c: Avoid uninitialized warning.
17025 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17026 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17027 (PARAM_INLINE_CALL_COST): Remove.
17028 (PARAM_EARLY_INLINING_INSNS): New.
17030 2009-05-15 Richard Guenther <rguenther@suse.de>
17032 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17033 not TODO_update_ssa.
17035 2009-05-15 Richard Guenther <rguenther@suse.de>
17037 PR tree-optimization/39999
17038 * gimple.h (gimple_expr_type): Use the expression type looking
17039 through useless conversions.
17040 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17041 (vn_nary_op_insert_stmt): Likewise.
17042 (simplify_binary_expression): Likewise.
17044 2009-05-15 Richard Guenther <rguenther@suse.de>
17046 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17047 New options, enabled by default.
17048 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17050 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17051 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17052 * tree-ssa-structalias.c (gate_tree_pta): New function.
17053 (pass_build_alias): Use it.
17055 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17058 recurse on an invariant address if a conversion from a pointer
17059 type to a wider integer type is involved.
17061 2009-05-15 Jan Hubicka <jh@suse.cz>
17063 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17064 * cgraph.h (struct inline_summary): New filed self_wize,
17065 size_inlining_benefit, self_time and time_inlining_benefit.
17066 (struct cgraph_global_info): Replace insns by time ans size fields.
17067 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17068 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17069 (ipcp_update_callgraph): Do not touch function bodies.
17070 * ipa-inline.c: Include except.h
17071 (MAX_TIME): New constant.
17072 (overall_insns): Remove
17073 (overall_size, max_benefit): New static variables.
17074 (cgraph_estimate_time_after_inlining): New function.
17075 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17076 (cgraph_clone_inlined_nodes): Update size.
17077 (cgraph_mark_inline_edge): Update size.
17078 (cgraph_estimate_growth): Use size info.
17079 (cgraph_check_inline_limits): Check size.
17080 (cgraph_default_inline_p): Likewise.
17081 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17082 (cgraph_decide_recursive_inlining): Check size.
17083 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17085 (cgraph_decide_inlining): Likewise.
17086 (cgraph_decide_inlining_incrementally): Likewise; honor
17087 PARAM_EARLY_INLINING_INSNS.
17088 (likely_eliminated_by_inlining_p): New predicate.
17089 (estimate_function_body_sizes): New function.
17090 (compute_inline_parameters): Use it.
17091 * except.c (must_not_throw_labels): New function.
17092 * except.h (must_not_throw_labels): Declare.
17093 * tree-inline.c (init_inline_once): Kill inlining_weigths
17094 * tree-ssa-structalias.c: Avoid uninitialized warning.
17095 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17096 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17097 (PARAM_INLINE_CALL_COST): Remove.
17098 (PARAM_EARLY_INLINING_INSNS): New.
17099 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17100 (inline-call-cost): Remove.
17101 (early-inlining-insns): New.
17103 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17105 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17107 (print_int_cst_bounds_in_octal_p): Likewise.
17108 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17110 * dwarf2out.c (base_type_die): Likewise.
17111 (is_subrange_type): Delete.
17112 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17113 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17114 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17115 if the destination type is boolean.
17116 (build_range_check): Do not special-case subtypes.
17117 (fold_sign_changed_comparison): Likewise.
17118 (fold_unary): Likewise.
17119 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17120 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17121 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17122 * tree.c (subrange_type_for_debug_p): New predicate based on the
17123 former is_subrange_type.
17124 * tree.h (subrange_type_for_debug_p): Declare.
17125 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17126 (convert_affine_scev): Remove call to above function.
17127 (chrec_convert_aggressive): Likewise.
17128 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17129 false for conversions involving subtypes.
17130 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17131 (vrp_val_min): Likewise.
17132 (needs_overflow_infinity): Likewise.
17133 (extract_range_from_unary_expr): Likewise.
17135 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17137 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17138 * config/frv/frv.c: Likewise.
17139 * config/s390/s390.c: Likewise.
17140 * config/sparc/sparc.h: Likewise.
17141 * config/i386/i386.h: Likewise.
17142 * config/i386/i386.c: Likewise.
17143 * config/crx/crx.c: Likewise.
17144 * config/m68hc11/m68hc11.h: Likewise.
17145 * config/iq2000/iq2000.c: Likewise.
17146 * config/mn10300/mn10300.h: Likewise.
17147 * config/mn10300/mn10300.c: Likewise.
17148 * config/m68k/m68k.c: Likewise.
17149 * config/rs6000/rs6000.c: Likewise.
17150 * config/rs6000/xcoff.h: Likewise.
17151 * config/rs6000/linux64.h: Likewise.
17152 * config/rs6000/sysv4.h: Likewise.
17153 * config/score/score3.c: Likewise.
17154 * config/score/score7.c: Likewise.
17155 * config/score/score.c: Likewise.
17156 * config/arm/arm.md: Likewise.
17157 * config/mips/mips.c: Likewise.
17158 * config/mips/mips.md: Likewise.
17159 * config/bfin/bfin.h: Likewise.
17160 * config/pa/pa.c: Likewise.
17161 * config/pa/constraints.md: Likewise.
17163 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17164 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17165 * config/pdp11/pdp11.h: Use memory_address_p instead.
17167 2009-05-14 Ian Lance Taylor <iant@google.com>
17169 * passes.c (finish_optimization_passes): Change i to int.
17170 * plugin.c (plugins_active_p): Change event to int.
17171 (dump_active_plugins): Likewise.
17172 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17174 * tree.c (tree_range_check_failed): Change c to unsigned int.
17175 (omp_clause_range_check_failed): Likewise.
17176 (build_common_builtin_nodes): Change mode to int. Add cast.
17177 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17178 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17180 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17181 ++ or -- with a variable of enum type.
17183 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17186 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17188 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17190 * store-motion.c: Do not include params.h
17191 * Makefile.in: Fix dependencies for various files.
17193 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17195 * auto-inc-dec.c: Fix pass description, remove apparent
17196 accidental duplication.
17198 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17200 PR middle-end/40147
17201 * ipa-utils.h (memory_identifier_string): Moved to ...
17202 * tree.h (memory_identifier_string): Here. Add GTY(()).
17204 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17206 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17207 in the former documentation of...
17208 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17209 * ira-conflicts.c (get_dup_num): Use address_operand.
17210 * targhooks.c (default_legitimate_address_p): New.
17211 * targhooks.h (default_legitimate_address_p): New.
17212 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17214 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17215 * target.h (struct target): Add legitimate_address_p.
17216 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17217 (TARGET_INITIALIZER): Include it.
17219 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17220 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17221 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17222 (TARGET_LEGITIMATE_ADDRESS_P): New.
17224 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17225 (REG_OK_STRICT_P): Delete.
17226 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17227 (frv_legitimate_address_p_1): ... this.
17228 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17229 (frv_legitimate_address_p_1): ... the renamed old
17230 frv_legitimate_address_p.
17231 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17232 (TARGET_LEGITIMATE_ADDRESS_P): New.
17234 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17235 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17236 * config/s390/s390.c (legitimate_address_p): Rename to...
17237 (s390_legitimate_address_p): ... this, make static.
17238 (legitimize_address): Adjust call.
17239 (TARGET_LEGITIMATE_ADDRESS_P): New.
17240 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17242 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17243 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17244 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17245 (TARGET_LEGITIMATE_ADDRESS_P): New.
17247 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17248 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17249 * config/spu/spu.c (spu_legitimate_address): Rename to...
17250 (spu_legitimate_address_p): ... this, make static.
17251 (TARGET_LEGITIMATE_ADDRESS_P): New.
17253 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17254 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17255 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17256 (sparc_legitimate_address_p): ... this, make static and return bool.
17257 (legitimize_address): Adjust call.
17258 (TARGET_LEGITIMATE_ADDRESS_P): New.
17260 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17261 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17262 * config/i386/i386.c (legitimate_address_p): Rename to...
17263 (ix86_legitimate_address_p): ... this, make static.
17264 (constant_address_p): Move after it, adjust call.
17265 (TARGET_LEGITIMATE_ADDRESS_P): New.
17267 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17268 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17269 * config/avr/avr.c (legitimate_address_p): Rename to...
17270 (avr_legitimate_address_p): ... this, make static.
17271 (legitimize_address): Adjust call.
17272 (TARGET_LEGITIMATE_ADDRESS_P): New.
17274 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17275 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17276 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17277 (TARGET_LEGITIMATE_ADDRESS_P): New.
17279 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17280 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17281 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17282 (TARGET_LEGITIMATE_ADDRESS_P): New.
17284 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17285 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17287 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17289 (TARGET_LEGITIMATE_ADDRESS_P): New.
17291 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17292 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17294 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17296 (m68hc11_legitimate_address_p): ... this, make static.
17297 (go_if_legitimate_address_internal): Rename to...
17298 (m68hc11_legitimate_address_p_1): ... this.
17299 (legitimize_address): Adjust call.
17300 (TARGET_LEGITIMATE_ADDRESS_P): New.
17302 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17303 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17304 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17305 (TARGET_LEGITIMATE_ADDRESS_P): New.
17307 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17308 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17309 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17310 (mn10300_legitimate_address_p): ... this, make static.
17311 (TARGET_LEGITIMATE_ADDRESS_P): New.
17313 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17314 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17315 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17316 (TARGET_LEGITIMATE_ADDRESS_P): New.
17318 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17319 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17320 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17321 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17322 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17323 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17324 (rs6000_legitimate_address_p): ... this, make static.
17325 (TARGET_LEGITIMATE_ADDRESS_P): New.
17326 (REG_MODE_OK_FOR_BASE_P): Delete.
17327 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17329 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17330 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17332 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17333 static, adjust types.
17334 (TARGET_LEGITIMATE_ADDRESS_P): New.
17336 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17337 * config/score/score.c (score_address_p): Rename to...
17338 (score_legitimate_address_p): ... this.
17339 (TARGET_LEGITIMATE_ADDRESS_P): New.
17340 * config/score/score3.c (score3_address_p): Rename to...
17341 (score3_legitimate_address_p): ... this.
17342 * config/score/score7.c (score7_address_p): Rename to...
17343 (score7_legitimate_address_p): ... this.
17345 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17346 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17347 GO_IF_LEGITIMATE_ADDRESS): Delete.
17348 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17349 thumb2_legitimate_address_p): Delete.
17350 (arm_legitimate_address_p): Rename to...
17351 (arm_legitimate_address_outer_p): ... this.
17352 * config/arm/constraints.md ("Uq"): Adjust call.
17353 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17354 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17356 (arm_legitimate_address_outer_p): ... this.
17357 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17359 (TARGET_LEGITIMATE_ADDRESS_P): New.
17361 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17362 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17363 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17364 (TARGET_LEGITIMATE_ADDRESS_P): New.
17366 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17367 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17368 * config/vax/vax.c (legitimate_address_p): Rename to...
17369 (vax_legitimate_address_p): ... this, make static.
17370 (TARGET_LEGITIMATE_ADDRESS_P): New.
17372 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17373 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17374 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17375 (TARGET_LEGITIMATE_ADDRESS_P): New.
17377 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17378 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17379 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17380 (mmix_legitimate_address_p): ... this, make static.
17381 (TARGET_LEGITIMATE_ADDRESS_P): New.
17383 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17384 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17385 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17386 (TARGET_LEGITIMATE_ADDRESS_P): New.
17388 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17390 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17391 of MODE_COMPLEX_INT.
17393 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17395 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17396 LCT_NORMAL in function call.
17397 * mips-tdump.c (print_file_desc): Add cast to enum type.
17398 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17399 (mark_stabs): Add casts to enum types.
17400 (parse_stabs_common): Add casts to enum types.
17402 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17404 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17405 Check for invalid values of LETTER.
17407 2009-05-13 Taras Glek <tglek@mozilla.com>
17409 * attribs.c (register_attribute): moved out attribute registration
17410 into register_attribute.
17411 * doc/plugins.texi: Documented register_attribute and
17413 * gcc-plugin.h: Added forward decl for register_attribute.
17414 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17415 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17416 PLUGIN_ATTRIBUTES boilerplate.
17418 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17420 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17421 values even in sentinel and empty entries.
17422 (ms_printf_flag_specs): Likewise.
17423 (ms_scanf_flag_specs): Likewise.
17424 (ms_strftime_flag_specs): Likewise.
17425 (ms_print_char_table): Likewise.
17426 (ms_scan_char_table): Likewise.
17427 (ms_time_char_table): Likewise.
17429 2009-05-13 Doug Kwan <dougkwan@google.com>
17431 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17433 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17435 * config/mips/mips.md (store): Add attributes for QI and HI.
17437 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17438 (truncdi<mode>2): ... this new pattern.
17440 2009-05-13 Brad Hards <bradh@kde.org>
17442 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17444 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17445 Ben Elliston <bje@au.ibm.com>
17447 PR middle-end/40035
17448 * dse.c (check_mem_read_rtx): Guard against width == -1.
17450 2009-05-13 Michael Matz <matz@suse.de>
17452 PR middle-end/39976
17453 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17454 (trivially_conflicts_p): New function.
17455 (insert_backedge_copies): Use it.
17457 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17459 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17460 (handle_stdc_pragma): Use new enum constant names.
17461 (handle_pragma_float_const_decimal64): Ditto.
17463 2009-05-13 Ian Lance Taylor <iant@google.com>
17465 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17468 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17470 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17471 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17473 * config/m68k/m68k.h (FL_UCLINUX): Define.
17475 2009-05-13 Jan Hubicka <jh@suse.cz>
17477 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17479 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17481 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17482 unless -fschedule-insns is specified.
17484 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17487 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17488 TARGET_EXPAND_CBRANCHDI4.
17489 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17490 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17491 (cmpeqdi): Fix comment.
17493 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17495 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17496 (sh_legitimate_address_p): Likewise.
17497 * config/sh/sh.c (sh_legitimate_index_p): New.
17498 (sh_legitimate_address_p): Likewise.
17499 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17500 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17501 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17502 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17503 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17504 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17505 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17506 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17507 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17509 2009-05-12 Jan Hubicka <jh@suse.cz>
17511 * tree-inline.c (estimate_operator_cost): Add operands;
17512 when division happens by constant, it is cheap.
17513 (estimate_num_insns): Loads and stores are not having cost of 0;
17514 EH magic stuff is cheap; when computing runtime cost of switch,
17515 use log2 base of amount of its cases; builtin_expect has cost of 0;
17516 compute cost for moving return value of call.
17517 (init_inline_once): Initialize time_based flags.
17518 * tree-inline.h (eni_weights_d): Add time_based flag.
17520 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17522 * df-core.c: Update head documentation.
17524 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17527 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17528 shadowing exisiting variable op1.
17530 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17533 * config/i386/driver-i386.c (processor_signatures): New enum.
17534 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17535 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17536 processor signature to detect geode processor.
17538 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17542 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17544 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17545 causes spurious differences between trunk and cond-optab branch.
17547 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17549 * dojump.c (compare_from_rtx): Delete.
17550 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17551 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17552 if the comparison does not satisfy the predicate; test predicates for
17553 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17554 further if one existing pattern fails.
17555 * expr.h (compare_from_rtx): Delete.
17556 (prepare_operand): Declare it.
17557 * optabs.c: Change "lib call" to "libcall" throughout.
17558 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17559 HAVE_conditional_trap, emit_cmp_insn): Delete.
17560 (can_compare_p): Delete cmp_optab case.
17561 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17562 Accept other parameters by value.
17563 (prepare_operand): Make non-static.
17564 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17565 other parameters by value. Try to widen operands here based on
17566 an optab_methods argument and looking at cbranch_optab.
17567 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17568 loop. Use cbranch_optab directly.
17569 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17570 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17572 (emit_conditional_move, emit_conditional_add): Inline what's needed
17573 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17574 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17575 with COMPARE. Move cmov_optab and cstore_optab above
17576 with cbranch_optab, move cmp_optab down with ucmp_optab,
17577 remove tst_otpab. Do not initialize trap_rtx.
17578 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17579 for trap code. Do not check HAVE_conditional_trap. Use
17580 prepare_cmp_insn. Accept no predicate for operand 3.
17581 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17582 (OTI_ctrap, ctrap_optab): New.
17583 (tst_optab): Delete.
17584 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17585 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17586 with lookup of ctrap_optab.
17587 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17589 (ctrap_optab): New.
17591 * combine.c (combine_simplify_rtx, simplify_set): Do not
17592 special case comparing against zero for cc0 machines.
17593 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17594 COMPARE on cc0 machines.
17595 (simplify_relational_operation): Return a new expression when
17596 a COMPARE could be removed.
17597 * final.c (final_scan_insn): Compare cc_status values
17598 against LHS of a (compare FOO (const_int 0)) cc0 source.
17599 Also check if cc_status.value is the full compare.
17601 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17602 (cstoreMM4): Document.
17603 (conditional_trap): Document ctrapMM4 instead.
17604 (sync_compare_and_swapMM): Refer to cbranchcc4.
17605 (Dependent Patterns): Eliminate obsolete information referring to
17606 the old jump optimization phase.
17607 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17608 of compares with 0 on cc0 machines.
17609 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17610 avoiding references to cc0. Remove text about storing operands
17612 * doc/tm.texi (Condition Codes): Include blurb on different
17613 condition code representations, separate into subsections for
17614 CC0, MODE_CC and conditional execution.
17616 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17617 alpha_emit_setcc): Accept operands and a machine mode.
17618 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17619 Get code/op0/op1 from operands, use machine mode argument
17620 instead of alpha_compare.fp_p. Emit the branch here.
17621 (alpha_emit_setcc): Likewise, and return boolean.
17622 (alpha_emit_conditional_move): Likewise. Assert that
17623 cmp_op_mode == cmp_mode, and simplify accordingly.
17624 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17625 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17626 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17628 (stack probe test): Use cbranchdi4.
17629 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17631 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17632 * config/arc/arc.h (movsicc, movsfcc): Use it.
17633 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17634 (cbranchsi4, cstoresi4): New.
17635 (cmpsi, bCC and sCC expanders): Remove.
17637 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17638 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17639 * config/arm/predicates.md (arm_comparison_operator): Only include
17640 floating-point operators if there is a hardware floating-point unit.
17641 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17642 deferring to cbranch_cc and cstore_cc respectively.
17643 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17644 cbranch_cc, cstore_cc): New.
17645 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17647 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17649 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17650 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17652 (adjust_insn_length): Adjust calls.
17653 (avr_reorg): Handle (compare (foo) (const_int 0)).
17654 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17655 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17656 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17657 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17659 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17660 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17662 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17663 (cbranchsi4, cstorebi4, cstoresi4): New.
17664 (movbisi): This insn is duplicate, split it to zero_extend.
17665 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17666 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17667 (bfin_optimize_loop): Use cbranch expander.
17668 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17669 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17670 (bfin_bimode_comparison_operator): ... this.
17671 (bfin_direct_comparison_operator): New.
17673 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17674 inside (compare FOO (const_int 0)).
17675 (cris_rtx_costs): Handle ZERO_EXTRACT.
17676 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17677 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17678 (*tstdi_v32): Delete.
17679 (*cmpdi_non_v32): Add M alternative for operand 1.
17680 (cmpsi, cmp<mode>): Make private.
17681 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17683 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17685 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17686 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17687 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17688 (cc_reg_operand): New.
17689 (any_cond): Delete.
17690 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17691 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17692 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17693 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17694 crx_expand_scond): Delete.
17696 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17698 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17699 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17701 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17702 cstoresi4, cstoresf4, cstoredf4): New.
17703 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17704 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17705 Receive the entire operands array.
17706 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17707 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17708 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17709 Get test/op0/op1 from the operands array.
17710 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17712 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17713 (h8300_expand_store): New.
17714 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17716 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17717 (h8300_expand_store): New.
17718 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17719 or do not try to produce (set (cc0) REG).
17720 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17721 change a compare into a move to a scratch register. Disable some
17722 peepholes when comparing with zero.
17723 (tstsi, tsthi, tstsi, cmpqi): Make private.
17725 (bCC, sCC): Delete.
17726 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17729 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17730 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17731 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17732 (ix86_emit_i387_log1p): Use cbranchxf2.
17733 (ix86_expand_setcc): Return void.
17734 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17735 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17736 cmp<MODEF>, cmpcc): Remove.
17737 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17738 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17739 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17740 (sCC and bCC expanders): Remove.
17741 (stack_protect_test): Use cbranchcc4.
17743 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17745 (ia64_expand_compare): Accept three rtx by reference and return void.
17746 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17747 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17748 from *expr. Update *expr with the BImode comparison to do.
17749 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17750 cmptf, bCC, sCC, conditional_trap): Delete.
17751 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17752 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17753 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17754 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17755 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17757 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17758 type of last argument.
17759 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17760 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17761 use machine mode argument instead of branch_type. Remove dead
17762 code for floating-point comparisons.
17763 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17764 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17766 (cbranchsi4, cstoresi4): New.
17767 * config/iq2000/predicates.md (reg_or_const_operand): New.
17769 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17770 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17771 (b<code>_op): Rewrite to...
17772 (bcc_op): ... this, using match_operator.
17773 (s<code>_op): Rewrite to...
17774 (scc_op): ... this, using match_operator.
17775 (s<code>_24_op): Rewrite to...
17776 (scc_op_24): ... this, using match_operator.
17777 (s<code>_<mode>): Rewrite to...
17778 (cstore<mode>4): ... this, using match_operator.
17779 (s<code>_<mode>_24): Rewrite to...
17780 (cstore<mode>4_24): ... this, using match_operator.
17781 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17782 m32c_unpend_compare, m32c_expand_scc): Delete.
17783 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17784 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17785 (m32c_expand_movcc): Change NE to EQ if necessary.
17786 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17788 * config/m32r/m32r-protos.h (gen_cond_store): New.
17789 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17790 (gen_cond_store): New, from sCC patterns.
17791 (m32r_expand_block_move): Use cbranchsi4.
17792 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17793 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17794 (cbranchsi4, cstoresi4): New.
17796 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17798 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17799 (m68hc11_notice_update_cc): Look into a compare with 0.
17800 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17802 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17803 cmphi, cmpqi, bCC): Delete.
17804 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17805 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17806 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17809 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17810 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17811 * config/m68k/constraints.md (H): New.
17812 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17813 the define_insn below.
17814 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17815 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17816 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17817 patterns): Wrap RHS with COMPARE.
17818 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17819 (*cmpdi_internal): Name this pattern.
17820 (cmpdi): Change to define_insn.
17821 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17822 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17823 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17825 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17826 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17827 (conditional_trap): Change to...
17828 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17829 (*conditional_trap): Use the ordered_comparison_operator and
17830 const1_operand predicates.
17831 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17832 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17833 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17834 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17836 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17837 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17838 (mcore_gen_compare): New.
17839 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17840 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17841 (mcore_gen_compare): ... this.
17842 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17843 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17844 (stack probe pattern): Use cbranchsi4.
17846 * config/mips/predicates.md (mips_cstore_operator): New.
17847 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17848 * config/mips/mips.md (any_cond): Delete.
17849 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17851 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17852 fixuns_truncsfdi2): Use cbranch patterns.
17853 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17854 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17855 Adjust call to mips_expand_conditional_branch.
17856 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17858 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17859 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17860 * config/mips/mips.c (cmp_operands): Delete.
17861 (mips_emit_compare): Get comparison operands from *op0/*op1.
17862 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17863 that it succeeds. Use op0/op1 instead of cmp_operands.
17864 (mips_expand_conditional_branch, mips_expand_conditional_move,
17865 mips_expand_conditional_trap): Likewise.
17866 (mips_block_move_loop): Use cbranch patterns.
17867 * config/mips/mips.h (cmp_operands): Delete.
17869 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17870 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17871 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17872 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17873 (*cmpcc_folded): Rename to...
17874 (*cmpdi_folded): this.
17875 (*cmpcc): Rename to...
17877 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17880 (cbranchdf4): New. Handle invalid comparisons here.
17881 * config/mmix/predicates.md (float_comparison_operator): New.
17883 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17884 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17885 * config/mn10300/mn10300.md (tst): Delete.
17886 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17887 Name these patterns and wrap RHS in a compare.
17888 (*cmpsi): Make this pattern private. Include tst.
17889 (*cmpsf): Make this pattern private.
17890 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17891 (compare with zero peepholes): Likewise.
17893 (cbranchsi4, cbranchsf4): New.
17894 (casesi): Use cbranchsi4.
17896 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17897 hppa_branch_type): Delete.
17898 (return_addr_rtx): Use cbranchsi4.
17899 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17900 Emit CCFPmode comparison here.
17901 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17902 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17903 hppa_branch_type): Delete.
17904 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17905 (movsicc, movdicc): Remove references to hppa_compare_op0,
17906 hppa_compare_op1 and compare_from_rtx.
17907 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17908 (casesi): Use cbranchsi4.
17910 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17911 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17912 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17913 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17914 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17916 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17917 (*branch, *branch_inverted): New.
17919 * config/picochip/picochip.md (cbranchhi4): Use
17920 ordered_comparison_operator.
17921 (cmphi, bCC): Remove.
17923 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17924 (trap_comparison_operator): Delete.
17925 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17926 rs6000_emit_cbranch): Accept mode and operands.
17927 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17928 rs6000_compare_fp_p): Delete.
17929 (rs6000_generate_compare): Accept mode and comparison. Extract code
17930 and op0/op1 from there. Replace references to rs6000_compare_op0
17931 and rs6000_compare_op1.
17932 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17933 extract result from passed operands.
17934 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17935 extract loc from passed operands.
17936 (rs6000_emit_cmove): Likewise.
17937 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17938 rs6000_compare_fp_p): Delete.
17939 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17940 (cbranch<GPR>4, cbranch<FP>4): New.
17941 (cstore<mode>4): New. Consolidate here all choices about when to use
17942 portable or specialized sCC sequences.
17943 (stack_protect_test): Use cbranchsi4.
17944 (conditional_trap): Replace with ctrap<GPR>4.
17945 (conditional trap insn): Replace trap_comparison_operator with
17946 ordered_comparison_operator.
17948 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17949 (s390_emit_prologue): Use ctrap.
17950 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17951 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17952 New predicates replacing...
17953 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17954 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17955 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17956 (add<mode>cc): Do not use s390_compare_op0/op1.
17957 (s<code>): Change to...
17958 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17959 (seq): Change to...
17960 (cstorecc4): ... this. Handle EQ or NE equally.
17961 (*sne): Un-privatize for use in cstorecc4.
17962 (b<code>): Change to...
17963 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17964 (conditional_trap): Replace with...
17965 (ctrap<GPR>4, ctrap<FP>4): ... these.
17966 (stack_protect): Use cbranchcc4.
17968 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17969 * config/score/score-protos.h (score_gen_cmp): Delete.
17970 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17971 (score_block_move-loop): Use cbranchsi4.
17972 * config/score/score.md (cbranchsi4): New.
17973 (cmpsi, bCC): Delete.
17974 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17975 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17976 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17977 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17978 * config/score/score3.h (score3_gen_cmp): Delete.
17979 * config/score/score7.h (score7_gen_cmp): Delete.
17981 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17982 (sh_emit_scc_to_t): ... this. Return void.
17983 (from_compare): Rename to...
17984 (sh_emit_compare_and_branch): ... this.
17985 (sh_emit_compare_and_set): New.
17986 (sh_expand_t_scc): Accept operands.
17987 * config/sh/predicates.md (sh_float_comparison_operator): New.
17988 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17989 (prepare_scc_operands): Rename to...
17990 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17992 (sh_emit_cheap_store_flag): New.
17993 (sh_emit_set_t_insn): New.
17994 (from_compare): Rename to...
17995 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17996 handling of TARGET_SH2E floating point to avoid recursive call.
17997 Generate branch here.
17998 (sh_emit_compare_and_set): New.
17999 (sh_expand_t_scc): Get op0/op1 from arguments.
18000 (sh_emit_cheap_store_flag): New.
18001 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18003 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18004 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18005 (movsicc, movdicc): Do nothing when it recreated operands from
18006 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18007 prepare_scc_operands (now sh_emit_scc_to_t).
18008 (udivdi3): Use cstoresi4.
18009 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18010 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18011 (cbranchint4_media, cbranchfp4_media): New.
18012 (casesi): Use cbranchdi4.
18013 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18015 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18016 (movnegt): Remove second operand.
18017 (cbranchsf4, cbranchdf4): New.
18018 (stack_protect): Use cbranchdi4/cbranchsi4.
18020 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18021 (gen_compare_reg): Accept comparison, extract part of it to...
18022 (gen_compare_reg_1): ... this.
18023 (gen_compare_operator): Delete.
18024 (gen_v9_scc): Accept separate destination, comparison code and arms.
18025 Do not use sparc_compare_op0/sparc_compare_op1.
18026 (emit_scc_insn, emit_conditional_branch_insn): New.
18027 (emit_v9_brxx): Make static. Remove useless assertion.
18028 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18030 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18031 * config/sparc/sparc-protos.h (gen_compare_reg,
18032 sparc_emit_float_lib_cmp): Adjust prototype.
18033 (emit_scc_insn, emit_conditional_branch_insn): New.
18034 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18035 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18036 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18037 iterators to the top.
18038 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18039 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18040 snedi_special_trunc): Delete.
18041 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18042 and snedi_special_trunc.
18043 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18044 cbranchdi4, cbranch<F:mode>4): New.
18045 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18046 here. Use gen_compare_reg instead of gen_compare_operator.
18047 (conditional_trap): Replace with...
18048 (ctrapsi4, ctrapdi4): ... this.
18049 (stack_protect_test): Use cbranchcc4.
18051 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18053 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18054 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18055 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18056 from operands[0] or operands[3] depending on is_set.
18057 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18058 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18059 cmpdf, bCC), sCC: Remove.
18060 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18061 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18063 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18064 spu_emit_branch_or_set.
18066 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18068 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18069 xstormy16_compare_op1): Delete.
18070 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18071 xstormy16_compare_op1): Delete.
18072 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18074 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18075 (cmphi, cmpsi, bCC): Remove.
18077 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18078 (*cmpsi): ... this one.
18079 (cbranchsi4, cstoresi4): New.
18080 (bCC expanders): Delete.
18081 (sCC insns): Fold into...
18082 (*setcc): ... this one.
18083 (casesi): Do not use gen_cmpsi and gen_bgtu.
18084 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18085 (movsicc): Simplify.
18086 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18088 * config/vax/vax-protos.h (cond_name): New.
18089 (vax_output_conditional_branch): Remove.
18090 * config/vax/vax.c (cond_name): New.
18091 (vax_output_conditional_branch): Remove.
18092 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18093 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18094 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18095 (bit<VAXint>): Wrap source with (compare).
18096 (b<code> and following unnamed pattern): Rename to *branch and
18097 *branch_reversed. Change macroization to match_operator.
18098 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18100 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18101 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18102 Change last argument to machine_mode.
18103 (xtensa_expand_scc): Add machine_mode argument.
18104 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18105 (gen_conditional_move, xtensa_expand_conditional_branch,
18106 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18107 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18108 Adjust operand numbers.
18109 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18111 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18112 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18113 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18115 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18117 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18118 causes spurious differences between trunk and cond-optab branch.
18120 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18123 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18125 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18127 * tree.c (iterative_hash_pointer): Delete.
18128 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18129 Hash UIDs and versions of SSA names. Don't special-case built-in
18130 function declarations.
18132 2009-05-11 Ian Lance Taylor <iant@google.com>
18135 * graphite.c: Force -Wc++-compat to only be a warning before
18136 #including "cloog/cloog.h".
18138 2009-05-11 Martin Jambor <mjambor@suse.cz>
18140 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18142 2009-05-11 Jan Hubicka <jh@suse.cz>
18144 * tree-ssa-loop-ivcanon.c: Include target.h
18145 (struct loop_size): new structure.
18146 (constant_after_peeling): New predicate.
18147 (tree_estimate_loop_size): New function.
18148 (estimated_unrolled_size): Rewrite for new estimates.
18149 (try_unroll_loop_completely): Use new estimates.
18150 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18152 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18154 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18155 libcpp interface change.
18156 (spu_macro_to_expand): Likewise.
18158 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18160 PR tree-optimization/40026
18161 * gimplify.c (gimplify_init_constructor): Change initial conditional
18162 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18163 optimize_compound_literals_in_ctor.
18165 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18167 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18169 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18171 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18173 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18174 HOST_WIDE_INT for gap.
18176 2009-05-11 Ira Rosen <irar@il.ibm.com>
18178 PR tree-optimization/40074
18179 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18180 account in group size and step comparison.
18182 2009-05-11 Richard Guenther <rguenther@suse.de>
18184 * passes.c (init_optimization_passes): Strip now incorrect comment.
18185 (execute_function_todo): Do not set PROP_alias.
18186 * tree-pass.h (PROP_alias): Remove.
18187 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18188 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18189 * tree-nrv.c (pass_return_slot): Likewise.
18190 * tree-object-size.c (pass_object_sizes): Likewise.
18191 * tree-ssa-dom.c (pass_dominator): Likewise.
18192 (pass_phi_only_cprop): Likewise.
18193 * tree-ssa-dse.c (pass_dse): Likewise.
18194 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18195 (pass_cselim): Likewise.
18196 * tree-ssa-pre.c (pass_pre): Likewise.
18197 (pass_fre): Likewise.
18198 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18199 * tree-ssa-sink.c (pass_sink_code): Likewise.
18200 * tree-stdarg.c (pass_stdarg): Likewise.
18201 * tree-tailcall.c (pass_tail_calls): Likewise.
18202 * tree-vrp.c (pass_vrp): Likewise.
18204 2009-05-10 Ian Lance Taylor <iant@google.com>
18206 * basic-block.h (enum profile_status): Break out of struct
18207 control_flow_graph.
18208 * cgraph.h (struct inline_summary): Break out of struct
18210 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18211 of struct cgraph_order_sort.
18212 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18213 * cse.c (struct branch_path): Break out of struct
18214 cse_basic_block_data.
18215 * except.h (enum eh_region_type): Break out of struct eh_region.
18216 * gcc.c (enum add_del): Break out of struct modify_target.
18217 * genrecog.c (enum decision_type): Break out of struct decision_test.
18218 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18220 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18221 * regmove.c (enum match_use): New enum, broken out of struct match.
18222 * sched-int.h (enum post_call_group): New enum, broken out of
18224 (struct deps_reg): Break out of struct deps.
18225 * target.h (struct asm_int_op): Break out of struct gcc_target.
18226 * tree-eh.c (struct goto_queue_node): Break out of struct
18228 * tree-inline.h (enum copy_body_cge_which): Break out of
18230 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18232 * c-decl.c (in_struct, struct_types): New static variables.
18233 (pushtag): Add loc parameter. Change all callers.
18234 (lookup_tag): Add ploc parameter. Change all callers.
18235 (check_compound_literal_type): New function.
18236 (parser_xref_tag): Add loc parameter. Change all callers. If
18237 -Wc++-compat, warn about struct/union/enum types defined within a
18239 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18240 and loc parameters. Change all callers. Change error calls to
18241 error_at, using loc. For a redefinition, if the location of the
18242 original definition is known, report it. Set in_struct and
18243 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18244 (finish_struct): Add new parameters enclosing_in_struct and
18245 enclosing_struct_types. Change all callers. Set
18246 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18247 in the struct. If in a struct, add this struct to struct_types.
18248 (start_enum): Add loc parameter. Change all callers. Use
18249 error_at for errors, using loc. For a redefinition, if the
18250 location of the original definition is known, report it. If in a
18251 struct, add this enum type to struct_types. If -Wc++-compat warn
18252 if in sizeof, typeof, or alignof.
18253 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18254 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18255 (c_parser_enum_specifier): Get enum location for start_enum.
18256 (c_parser_struct_or_union_specifier): Get struct location for
18257 start_struct. Save in_struct and struct_types status between
18258 start_struct and finish_struct.
18259 (c_parser_cast_expression): Get location of cast.
18260 (c_parser_alignof_expression): Get location of type.
18261 (c_parser_postfix_expression): Likewise.
18262 (c_parser_postfix_expression_after_paren_type): Add type_loc
18263 parameter. Change all callers. Call check_compound_literal_type.
18264 Use type_loc for error about variable size type.
18265 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18266 of an enum constant from an enum type defined in a struct or union.
18267 (c_cast_expr): Add loc parameter. Change all callers. If
18268 -Wc++-compat, warn about defining a type in a cast.
18269 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18270 (start_enum, start_struct, finish_struct): Update declarations.
18271 (parser_xref_tag, c_cast_expr): Update declarations.
18272 (check_compound_literal_type): Declare.
18274 2009-05-11 Ben Elliston <bje@au.ibm.com>
18276 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18277 for recent libcpp interface change.
18278 (rs6000_macro_to_expand): Likewise.
18280 2009-05-10 Michael Matz <matz@suse.de>
18283 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18284 not at entry of function.
18286 2009-05-10 Richard Guenther <rguenther@suse.de>
18288 PR tree-optimization/40081
18290 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18291 using the main variant of the element type. Do not fiddle with
18292 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18294 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18295 structs with volatile fields.
18297 2009-05-10 Jan Hubicka <jh@suse.cz>
18299 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18300 (estimate_move_cost): Assert that it does not get called for
18302 (estimate_num_insns): Skip VOID types in argument handling.
18303 (optimize_inline_calls): Delete unreachable blocks and verify that
18304 callgraph is valid.
18306 2009-05-10 Jan Hubicka <jh@suse.cz>
18308 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18309 * cgraph.c (cgraph_mark_address_taken_node): New function.
18310 (dump_cgraph_node): Dump new flag.
18311 * cgraph.h (struct cgraph_node): Add address_taken.
18312 (cgraph_mark_address_taken_node): New function.
18313 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18314 since new direct calls can be born.
18316 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18318 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18319 tok->val.node.node.
18321 2009-05-10 Jan Hubicka <jh@suse.cz>
18323 PR middle-end/40084
18324 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18326 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18327 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18328 * tree-inline.c (copy_bb): Set frequency correctly.
18329 (fold_marked_statements): Update call to
18330 cgraph_update_edges_for_call_stmt.
18332 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18334 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18335 identifiers in diagnostics.
18336 * config/arm/arm.c (arm_handle_fndecl_attribute,
18337 arm_handle_isr_attribute): Likewise.
18338 * config/avr/avr.c (avr_handle_progmem_attribute,
18339 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18340 * config/bfin/bfin.c (handle_int_attribute,
18341 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18342 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18343 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18345 * config/darwin.c (darwin_handle_kext_attribute,
18346 darwin_handle_weak_import_attribute): Likewise.
18347 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18348 h8300_handle_eightbit_data_attribute,
18349 h8300_handle_tiny_data_attribute): Likewise.
18350 * config/i386/i386.c (ix86_handle_cconv_attribute,
18351 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18352 * config/i386/winnt.c (ix86_handle_shared_attribute,
18353 ix86_handle_selectany_attribute): Likewise.
18354 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18355 * config/m32c/m32c.c (function_vector_handler): Likewise.
18356 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18357 m68hc11_handle_fntype_attribute): Likewise.
18358 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18359 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18360 * config/mips/mips.c (mips_insert_attributes,
18361 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18362 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18363 rs6000_handle_struct_attribute): Likewise.
18364 * config/sh/sh.c (sh_insert_attributes,
18365 sh_handle_resbank_handler_attribute,
18366 sh_handle_interrupt_handler_attribute,
18367 sh2a_handle_function_vector_handler_attribute,
18368 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18370 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18371 * config/spu/spu.c (spu_handle_fndecl_attribute,
18372 spu_handle_vector_attribute): Likewise.
18373 * config/stormy16/stormy16.c
18374 (xstormy16_handle_interrupt_attribute): Likewise.
18375 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18376 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18378 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18380 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18381 (pp_translate_identifiers): New.
18382 (pp_identifier): Only conditionally translate identifier to locale
18384 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18385 (pp_base_tree_identifier): Only conditionally translate identifier
18386 to locale character set.
18387 * c-pretty-print.c (M_): Define.
18388 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18389 fragments for conditional translation with M_.
18390 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18391 identifier translation.
18393 2009-05-10 Richard Guenther <rguenther@suse.de>
18395 PR tree-optimization/40081
18396 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18397 using the main variant of the element type. Do not fiddle with
18398 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18400 2009-05-09 Jan Hubicka <jh@suse.cz>
18402 PR middle-end/40080
18403 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18404 indirect calls; verify cgraph afterwards.
18406 2009-05-09 Jan Hubicka <jh@suse.cz>
18409 * ipa.c (update_inlined_to_pointer): New function.
18410 (cgraph_remove_unreachable_nodes): Use it.
18412 2009-05-09 Jan Hubicka <jh@suse.cz>
18414 * tree-eh.c (struct leh_state): Remove prev_try.
18415 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18416 not track prev_try.
18417 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18418 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18419 remove_eh_handler_and_replace, foreach_reachable_handler,
18420 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18421 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18422 (gen_eh_region_cleanup): Update prototype.
18424 2009-05-09 Jan Hubicka <jh@suse.cz>
18426 PR middle-end/40043
18427 * except.c (copy_eh_region): Always set prev_try.
18428 (redirect_eh_edge_to_label): Find outer try.
18429 (foreach_reachable_handler): When looking for prev try
18430 handle case where previous try is not going to be taken.
18432 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18434 PR tree-optimization/40049
18435 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18436 only vector/vector shifts, convert the type of the constant to the
18437 appropriate type to avoid building incorrect trees, which
18438 eventually have problems with garbage collection.
18440 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18442 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18443 -1 for complex floating-point types if honoring signed zeros.
18445 2009-05-08 Jan Hubicka <jh@suse.cz>
18447 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18448 argument; handle correctly when profile is absent.
18449 (build_cgraph_edges): Update.
18450 (rebuild_cgraph_edges): Update.
18451 * cgraph.c: Do not include varray.h.
18452 (cgraph_set_call_stmt_including_clones): New function.
18453 (cgraph_create_edge_including_clones): Likewise
18454 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18455 (cgraph_update_edges_for_call_stmt): Handle clones.
18456 (cgraph_remove_node): Handle clone tree.
18457 (cgraph_remove_node_and_inline_clones): New function.
18458 (dump_cgraph_node): Dump clone tree.
18459 (cgraph_clone_node): Handle clone tree.
18460 (clone_function_name): Bring here from tree-inline.c.
18461 (cgraph_create_virtual_clone): New function.
18462 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18463 (cgraph_clone_info): New function.
18464 (strut cgraph_node): Add clone_info and new clone tree pointers.
18465 (cgraph_remove_node_and_inline_clones,
18466 cgraph_set_call_stmt_including_clones,
18467 cgraph_create_edge_including_clones,
18468 cgraph_create_virtual_clone): Declare.
18469 (cgraph_function_versioning): Use VEC argument.
18470 (compute_call_stmt_bb_frequency): Update prototype.
18471 (cgraph_materialize_all_clones): New function.
18472 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18473 (ipcp_create_replace_map): Update to VECtors.
18474 (ipcp_update_callgraph): Use virtual clones.
18475 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18476 (ipcp_update_profiling): Do not update local profiling.
18477 (ipcp_insert_stage): Use VECtors and virtual clones.
18478 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18479 (clone_of_p): New function.
18480 (cgraph_preserve_function_body_p): Use clone tree.
18481 (cgraph_optimize): Materialize clones.
18482 (cgraph_function_versioning): Update for VECtors.
18483 (save_inline_function_body): Use clone tree.
18484 (cgraph_materialize_clone): New function.
18485 (cgraph_materialize_all_clones): Likewise.
18486 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18487 * ipa.c: Include gimple.h.
18488 (cgraph_remove_unreachable_nodes): Use clone tree.
18489 * ipa-prop.c (ipa_note_param_call): Update call to
18490 compute_call_stmt_bb_frequencycall.
18491 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18492 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18493 (copy_bb): Handle updating of clone tree; add new edge when new call
18495 (expand_call_inline): Be strict about every call having edge.
18496 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18497 (delete_unreachable_blocks_update_callgraph): New function.
18498 (tree_function_versioning): Use VECtors; always remove unreachable
18499 blocks and fold conditionals.
18500 * tree-inline.h: Do not include varray.h.
18501 (tree_function_versioning): Remove.
18502 * Makefile.in (GTFILES): Remove tree-inline.c
18503 * passes.c (do_per_function): Do only functions having body.
18504 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18507 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18508 Andrew Morrow <acm@google.com>
18511 * c-common.c (c_common_attribute_table): Permit deprecated
18512 attribute to take an optional argument.
18513 (handle_deprecated_attribute): If the optional argument to
18514 __attribute__((deprecated)) is not a string ignore the attribute
18515 and emit a warning.
18517 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18518 * c-typeck.c (build_component_ref): Likewise.
18519 (build_external_ref): Likewise.
18521 * toplev.c (warn_deprecated_use): Add an attribute argument.
18522 Emit the message associated with __attribute__((deprecated)).
18524 * toplev.h (warn_deprecated_use): Updated.
18526 * doc/extend.texi: Document new optional parameter to
18527 __attribute__((deprecated))
18529 2009-05-08 Michael Eager <eager@eagercon.com>
18531 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18532 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18534 2009-05-08 Richard Guenther <rguenther@suse.de>
18536 PR tree-optimization/40062
18537 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18538 Avoid exponential behavior.
18540 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18542 PR rtl-optimization/33928
18544 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18545 process_uses, build_single_def_use_links): New.
18546 (update_df): Update use_def_ref.
18547 (forward_propagate_into): Use get_def_for_use instead of use-def
18549 (fwprop_init): Call build_single_def_use_links and let it initialize
18551 (fwprop_done): Free use_def_ref.
18552 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18553 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18554 df_rd_simulate_one_insn): New.
18555 (df_rd_bb_local_compute_process_def): Update head comment.
18556 (df_chain_create_bb): Use the new RD simulation functions.
18557 * df.h (df_rd_simulate_artificial_defs_at_top,
18558 df_rd_simulate_one_insn): New.
18559 * opts.c (decode_options): Enable fwprop at -O1.
18560 * doc/invoke.texi (-fforward-propagate): Document this.
18562 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18565 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18566 and one complex operand specially.
18567 * tree-complex.c (some_nonzerop): Do not identify a real value as
18568 zero if flag_signed_zeros.
18570 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18572 PR rtl-optimization/33928
18573 * loop-invariant.c (record_use): Fix && vs. || mishap.
18575 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18577 PR rtl-optimization/33928
18578 * loop-invariant.c (struct use): Add addr_use_p.
18579 (struct def): Add n_addr_uses.
18580 (struct invariant): Add cheap_address.
18581 (create_new_invariant): Set cheap_address.
18582 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18583 (record_uses): Pass df_ref to record_use.
18584 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18587 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18589 * config/sh/sh.c: Do not include c-pragma.h.
18591 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18593 * config/spu/spu.c: Remove include of c-common.h.
18595 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18598 * c-common.h (mark_valid_location_for_stdc_pragma,
18599 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18600 clear_float_const_decimal64, float_const_decimal64_p): New.
18601 * c.opt (Wunsuffixed-float-constants): New.
18602 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18603 unsuffixed float constant, handle new warning.
18604 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18605 * c-decl.c (c_scope): New flag float_const_decimal64.
18606 (set_float_const_decimal64, clear_float_const_decimal64,
18607 float_const_decimal64_p): New.
18608 (push_scope): Set new flag.
18609 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18610 to use STDC pragmas.
18611 (c_parser_external_declaration): Ditto.
18612 (c_parser_compound_statement_nostart): Ditto.
18613 * c-pragma.c (valid_location_for_stdc_pragma,
18614 mark_valid_location_for_stdc_pragma,
18615 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18616 handle_pragma_float_const_decimal64): New.
18617 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18618 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18619 set_float_const_decimal64, clear_float_const_decimal64,
18620 float_const_decimal64_p): New dummy functions.
18621 * doc/extend.texi (Decimal Float): Remove statement that the
18622 pragma, and suffix for double constants, are not supported.
18623 * doc/invoke.texi (Warning Options): List new option.
18624 (-Wunsuffixed-float-constants): New.
18626 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18628 * config/i386/i386.c: Do not include c-common.h.
18630 2009-05-07 Mark Heffernan <meheff@google.com>
18632 * doc/invoke.texi (Debugging Options): Document change of debugging
18634 * opts.c (decode_options): Make dump_base_name relative to
18635 aux_base_name directory.
18637 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18639 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18640 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18642 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18644 * Makefile.in (install-plugin): Simplify a bit.
18646 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18648 * Makefile.in (OBJS-common): Add regcprop.o.
18650 * timevar.def (TV_CPROP_REGISTERS): New.
18651 * regrename.c (regrename_optimize): Return 0.
18652 (rest_of_handle_regrename): Delete.
18653 (pass_rename_registers): Point to regrename_optimize.
18654 (struct value_data_entry, struct value_data,
18655 kill_value_one_regno, kill_value_regno, kill_value,
18656 set_value_regno, init_value_data, kill_clobbered_value,
18657 kill_set_value, kill_autoinc_value, copy_value,
18658 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18659 replace_oldest_value_reg, replace_oldest_value_addr,
18660 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18661 debug_value_data, validate_value_data): Move...
18662 * regcprop.c: ... here.
18663 (rest_of_handle_cprop): Delete.
18664 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18666 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18668 PR middle-end/40057
18669 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18670 GEN_INT for 1 << bitnum.
18671 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18672 build_int_cst_type.
18674 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18676 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18677 Remove wrong description of "nand" operation.
18679 2009-05-06 Richard Guenther <rguenther@suse.de>
18680 Adam Nemet <anemet@caviumnetworks.com>
18682 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18683 comment. Add that if LHS is not a gimple register, then RHS1 has
18684 to be a single object (GIMPLE_SINGLE_RHS).
18686 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18688 * expr.c (get_def_for_expr): Move it up in the file.
18689 (store_field): When expanding a bit-field store, look at the
18690 defining gimple stmt for the masking conversion.
18692 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18694 PR middle-end/39986
18695 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18696 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18697 32-bit memcpy into long.
18699 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18701 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18702 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18704 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18705 instead of appending DW_OP_deref*.
18707 2009-05-06 Michael Matz <matz@suse.de>
18709 PR middle-end/40021
18710 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18711 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18713 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18715 * Makefile.in (install-plugin): Fix srcdir handling.
18717 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18719 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18720 when processing for not_regs_needed bitmap.
18721 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18722 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18723 handling it for rhs.
18725 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18727 * config/i386/i386.md (unnamed inc/dec peephole): Use
18728 optimize_insn_for_size_p instead of optimize_size.
18729 * config/i386/predicates.md (incdec_operand): Likewise.
18730 (aligned_operand): Likewise.
18731 * config/i386/sse.md (divv8sf3): Likewise.
18732 (sqrtv8sf2): Likewise.
18734 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18736 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18738 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18740 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18742 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18743 ssemodesuffixf2c with avxmodesuffixf2c.
18745 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18748 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18750 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18752 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18753 (struct tree_base): Adjust spacing for 8 bit boundaries.
18754 (struct tree_decl_common): Add decl_by_reference_flag bit.
18755 (DECL_BY_REFERENCE): Adjust.
18756 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18757 print DECL_BY_REFERENCE bit.
18758 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18759 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18760 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18761 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18764 PR middle-end/39666
18765 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18766 range of the type, but default label is missing, add it with one
18767 of the existing labels instead of adding a new label for it.
18769 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18773 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18775 * Makefile.in (enable_plugin, plugin_includedir): New.
18776 (install): Depend on install-plugin.
18777 (PLUGIN_HEADERS): New.
18778 (install-plugin): New.
18779 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18781 2009-05-05 Richard Guenther <rguenther@suse.de>
18783 PR tree-optimization/40022
18784 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18786 (phivn_valid_p): Fix tuplification error, simplify.
18787 (phiprop_insert_phi): Add dumps.
18788 (propagate_with_phi): Simplify.
18790 2009-05-05 Richard Guenther <rguenther@suse.de>
18792 PR middle-end/40023
18793 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18795 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18797 * tree.h (strip_float_extensions): Remove duplicate declaration.
18798 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18799 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18800 block_ultimate_origin): Rearrange the declarations line to match the
18801 comment that indicates the .c file which the functions are defined.
18802 (dwarf2out_*, set_decl_rtl): Add comment.
18803 (get_base_address): Adjust comment.
18804 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18805 declarations line and add comment.
18806 (is_builtin_name): Add blank after function name, for clarity.
18808 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18810 * attribs.c (decl_attributes): Use %qE for identifiers in
18812 * cgraphunit.c (verify_cgraph_node): Translate function names to
18813 locale character set in diagnostics.
18814 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18816 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18817 Document that functions are named in UTF-8.
18818 * expr.c (expand_expr_real_1): Translate function names to locale
18819 character set in diagnostics.
18820 * gimplify.c (omp_notice_variable, omp_is_private,
18821 gimplify_scan_omp_clauses): Use %qE for identifiers in
18823 * langhooks.c (lhd_print_error_function): Translate function names
18824 to locale character set.
18825 * langhooks.h (decl_printable_name): Document that return value is
18826 in internal character set.
18827 * stmt.c: Include pretty-print.h
18828 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18830 (resolve_operand_name_1): Translate named operand name to locale
18832 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18834 * toplev.c (announce_function): Translate function names to locale
18836 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18837 (default_tree_printer): Use pp_identifier or translate identifiers
18838 to locale character set. Mark "<anonymous>" for translation.
18839 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18840 for identifiers in diagnostics.
18841 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18843 * varasm.c (output_constructor): Use %qE for identifiers in
18846 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18848 * configure.ac: use ` ` instead of $()
18849 * configure: Regenerate.
18851 2009-05-05 Ben Elliston <bje@au.ibm.com>
18853 * config/pa/linux-atomic.c: Eliminate conditional include of
18854 errno.h on non-LP64 systems to simplify build requirements.
18856 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18858 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18860 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18861 and pass value to identifier_to_locale.
18862 (warn_variable_length_array): Make name a tree.
18863 (grokdeclarator): Separate diagnostic texts for named and unnamed
18864 declarators. Use %qE for named declarators.
18865 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18867 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18868 identifiers in diagnostics.
18869 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18870 identifier_to_locale. Mark "anonymous" strings for translation.
18872 2009-05-04 Michael Eager <eager@eagercon.com>
18874 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18875 address for DImode/DFmode only if double-precision FP regs.
18877 2009-05-04 Michael Eager <eager@eagercon.com>
18879 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18880 TARGET_SINGLE_FLOAT check.
18882 2009-05-04 Michael Eager <eager@eagercon.com>
18884 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18886 2009-05-04 Michael Eager <eager@eagercon.com>
18888 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18889 * config/rs6000/t-xilinx: New
18891 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18893 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18894 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18895 * gcc/explow.c (memory_address): Use target hook.
18896 * gcc/targhooks.c (default_legitimize_address): New.
18897 * gcc/targhooks.h (default_legitimize_address): New.
18898 * gcc/target.h (legitimize_address): New.
18899 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18900 (TARGET_INITIALIZER): Include it.
18901 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18903 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18904 * config/bfin/bfin.c (legitimize_address): Remove.
18905 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18906 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18908 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18909 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18911 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18912 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18913 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18914 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18915 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18916 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18917 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18918 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18919 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18920 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18921 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18922 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18923 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18924 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18925 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18926 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18927 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18928 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18929 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18930 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18931 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18932 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18933 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18935 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18936 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18937 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18938 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18939 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18940 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18941 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18942 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18943 (thumb_legitimize_address): Delete.
18944 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18945 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18946 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18947 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18948 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18949 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18951 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18954 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18955 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18956 * config/m32r/m32r.c (m32r_legitimize_address): New.
18957 * config/m68k/m68k.c (m68k_legitimize_address): New.
18958 * config/score/score.c (score_legitimize_address): Standardize.
18959 * config/score/score3.c (score3_legitimize_address): Standardize.
18960 * config/score/score3.h (score3_legitimize_address): Adjust.
18961 * config/score/score7.c (score7_legitimize_address): Standardize.
18962 * config/score/score7.h (score7_legitimize_address): Adjust.
18963 * config/sh/sh.c (sh_legitimize_address): New.
18964 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18966 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18967 (s390_legitimize_address): ... this.
18968 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18969 (sparc_legitimize_address): ... this.
18970 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18971 (ix86_legitimize_address): ... this.
18972 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18973 (avr_legitimize_address): ... this.
18974 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18975 (mn10300_legitimize_address): ... this.
18976 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18977 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18978 (alpha_expand_mov): Adjust call.
18980 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18981 * config/spu/spu.c (spu_legitimize_address): Likewise.
18982 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18983 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18985 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18987 * intl.c (locale_encoding, locale_utf8): New.
18988 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18989 * intl.h (locale_encoding, locale_utf8): Declare.
18990 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18991 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18993 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18995 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18996 (pp_base_tree_identifier): Declare as function.
18997 (identifier_to_locale): Declare.
18998 * Makefile.in (pretty-print.o): Update dependencies.
18999 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19001 2009-05-04 Richard Guenther <rguenther@suse.de>
19003 PR middle-end/40015
19004 * builtins.c (fold_builtin_memory_op): Do not decay to element
19005 type if the size matches the whole array.
19007 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19009 * expmed.c (synth_mult): When trying out a shift, pass the result
19012 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19014 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19015 (shiftsub1_cost): New.
19016 (init_expmed): Compute shiftsub1_cost.
19017 (synth_mult): Optimize multiplications by constants of the form
19018 -(2^^m-1) for some constant positive integer m.
19020 2009-05-03 Richard Guenther <rguenther@suse.de>
19023 * c-typeck.c (array_to_pointer_conversion): Do not built
19024 ADDR_EXPRs of arrays of pointer-to-element type.
19025 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19026 up wrong ADDR_EXPRs after-the-fact.
19027 * c-common.c (strict_aliasing_warning): Strip pointer
19028 conversions for obtaining the original type.
19029 * builtins.c (fold_builtin_memset): Handle array types.
19030 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19033 2009-05-03 Richard Guenther <rguenther@suse.de>
19035 PR middle-end/23329
19036 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19037 Do not lose casts from array types with unknown extent to array
19038 types with known extent.
19039 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19040 alias set compatibility.
19042 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19044 * flags.h (extra_warnings): Delete.
19045 * toplev.c (process_options): Handle Wuninitialized here.
19046 * opts.c (extra_warnings): Delete.
19047 (set_Wextra): Delete.
19048 (common_handle_option): -Wextra can be handled automatically.
19049 * c-opts.c (c_common_handle_option): Delete obsolete code.
19050 (c_common_post_options): Simplify comment.
19051 * common.opt (W): Add Var.
19053 (Wuninitialized): Initialize to -1.
19055 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19056 Richard Guenther <rguenther@suse.de>
19058 * expr.c (get_def_for_expr): New function.
19059 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19060 SSA rather than trees.
19061 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19062 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19064 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19066 * c-common.c (reswords): Add _Imaginary.
19067 * c-common.c (enum rid): Add RID_IMAGINARY.
19069 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19071 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19072 Patch by Richard Guenther.
19074 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19076 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19077 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19078 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19079 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19080 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19081 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19082 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19083 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19084 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19085 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19086 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19087 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19088 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19089 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19090 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19091 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19092 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19093 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19095 2009-05-02 Richard Guenther <rguenther@suse.de>
19097 PR tree-optimization/39940
19098 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19101 2009-05-02 Richard Guenther <rguenther@suse.de>
19103 PR middle-end/40001
19104 * tree-ssa.c (execute_update_addresses_taken): Properly check
19105 if we can mark a variable DECL_GIMPLE_REG_P.
19106 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19107 back to the end of the function.
19108 (is_gimple_reg_type): Remove complex type special casing.
19109 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19112 2009-05-02 Ben Elliston <bje@au.ibm.com>
19114 * doc/collect2.texi (Collect2): Document search path behaviour
19115 when configured with --with-ld.
19117 2009-05-02 Jan Hubicka <jh@suse.cz>
19119 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19120 parameter; update callers.
19121 (coalesce_cost_edge): EH edges are costier because they needs
19122 splitting even if not critical and even more costier when there are
19123 multiple EH predecestors.
19125 2009-05-02 Jan Hubicka <jh@suse.cz>
19127 * except.c (remove_eh_handler_and_replace): Handle updating after
19128 removing TRY blocks.
19130 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19132 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19134 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19136 * varasm.c: Do not include c-pragma.h.
19137 * attribs.c: Do not incude c-common.h.
19139 2009-05-01 Michael Matz <matz@suse.de>
19141 * calls.c (initialize_argument_information): Handle SSA names like
19142 decls with a non MEM_P DECL_RTL.
19144 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19146 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19147 * ipa-utils.c: Likewise.
19148 * ipa-type-escape.c: Likewise.
19149 * cgraphunit.c Do not include c-common.h.
19150 * ipa-pure-const.c: Likewise.
19151 * tree-if-conv.c: Likewise.
19152 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19153 * ipa-struct-reorg.c: Likewise.
19154 * tree-nomudflap.c: Likewise.
19155 * tree-ssa-structalias.c: Likewise.
19157 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19159 * store-motion.c: Many cleanups to make this pass a first-class
19160 citizen instead of an appendix to gcse load motion. Add TODO list
19161 to make this pass faster/cleaner/better.
19163 (struct ls_expr): Post gcse.c-split cleanups.
19164 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19165 "stores" field to "avail_stores".
19166 (pre_ldst_mems): Rename to store_motion_mems.
19167 (pre_ldst_table): Rename to store_motion_mems_table.
19168 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19169 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19170 (ldst_entry): Rename to st_expr_entry, update users.
19171 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19172 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19173 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19175 (first_ls_expr): Rename to first_st_expr, update users.
19176 (next_ls_expr): Rename to next_st_expr, update users.
19177 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19178 fields properly for store motion instead of names inherited from load
19180 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19181 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19184 (ae_kill): Rename to st_kill, update users.
19185 (ae_gen): Rename to st_avloc, update users.
19186 (transp): Rename to st_transp, update users.
19187 (pre_insert_map): Rename to st_insert_map, update users.
19188 (pre_delete_map): Rename to st_delete_map, update users.
19189 (insert_store, build_store_vectors, free_store_memory,
19190 one_store_motion_pass): Update for abovementioned changes.
19192 (gcse_subst_count, gcse_create_count): Remove.
19193 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19194 and "n_stores_created", local variables.
19196 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19199 (regvec, compute_store_table_current_insn): Remove.
19200 (reg_set_info, reg_clear_last_set): Remove.
19201 (compute_store_table): Use DF caches instead of local dataflow
19204 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19206 * c-objc-common.c (c_tree_printer): Print identifiers with
19207 pp_identifier, not pp_string. Mark "({anonymous})" for
19209 * c-pretty-print.c (pp_c_ws_string): New.
19210 (pp_c_cv_qualifier, pp_c_type_specifier,
19211 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19212 pp_c_storage_class_specifier, pp_c_function_specifier,
19213 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19214 pp_c_primary_expression, pp_c_postfix_expression,
19215 pp_c_unary_expression, pp_c_shift_expression,
19216 pp_c_relational_expression, pp_c_equality_expression,
19217 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19218 use pp_string and pp_c_ws_string in place of pp_identifier and
19219 pp_c_identifier for non-identifiers. Mark English strings for
19221 * c-pretty-print.h (pp_c_ws_string): Declare.
19223 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19224 Roland McGrath <roland@redhat.com>
19226 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19227 (ENABLE_LD_BUILDID): New configuration option.
19228 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19229 (LINK_BUILDID_SPEC): New macro.
19230 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19232 * doc/install.texi: Document --enable-linker-build-id option.
19233 * configure: Rebuild.
19234 * config.in: Rebuild.
19236 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19238 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19239 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19240 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19241 MIPS_GP_SAVE_AREA_SIZE.
19242 * config/mips/mips.c (struct mips_frame_info): Update comment
19243 before arg_pointer_offset and hard_frame_pointer_offset.
19244 (mips_compute_frame_info): Update diagram before function: to
19245 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19246 indicate the position of frame_pointer_rtx with -fstack-protector and
19247 to show args_size. Don't allocate cprestore area for leaf functions
19248 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19250 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19252 2009-04-30 Michael Matz <matz@suse.de>
19254 PR tree-optimization/39955
19255 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19257 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19259 * ira.c (setup_cover_and_important_classes): Use safe macro
19260 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19262 * genpreds.c (write_tm_preds_h): Output suitable definition of
19263 REG_CLASS_FOR_CONSTRAINT.
19265 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19267 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19269 * bitmap.c (bitmap_descriptor): Likewise.
19270 * ggc-common.c (loc_descriptor): Likewise.
19271 * varray.c (varray_descriptor): Likewise.
19272 * vec.c (vec_descriptor): Likewise.
19274 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19276 * Makefile.in (dce.o): Add $(EXCEPT_H).
19277 * dce.c: Include except.h and delete redundant vector definitions.
19278 (deletable_insn_p): Return false for non-call insns that can throw
19281 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19283 * gcse.c (ae_gen): Remove.
19284 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19285 and make non-static function to make it available in store-motion.c.
19286 Update call sites with search-and-replace.
19287 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19288 extract_mentioned_regs, extract_mentioned_regs_helper,
19289 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19290 store_killed_in_insn, store_killed_after, store_killed_before,
19291 build_store_vectors, insert_insn_start_basic_block, insert-store,
19292 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19293 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19294 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19295 * store-motion.c: ...new file. Also copy data structures from gcse.c
19296 and clean up to remove parts not used by store motion.
19297 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19298 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19300 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19303 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19304 when optimizing for size.
19306 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19308 * gcse.c (gcse_constant_p): Fix typo in last change.
19310 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19312 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19314 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19316 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19318 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19320 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19321 CONST_HIGH_PART result.
19323 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19325 * config/avr/avr.c (initial_elimination_offset): Rename to
19326 avr_initial_elimination_offset.
19327 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19328 change return type to bool.
19329 (avr_can_eliminate): New function.
19330 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19331 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19332 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19333 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19334 avr_initial_elimination_offset.
19335 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19336 (avr_initial_elimination_offset): Define.
19338 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19339 Steven Bosscher <steven@gcc.gnu.org>
19341 PR rtl-optimization/39938
19342 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19343 * cfgrtl.c: Include insn-attr.h.
19344 (rest_of_pass_free_cfg): New function.
19345 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19346 * resource.c (init_resource_info): Remove call to df_analyze.
19348 2009-04-29 Richard Guenther <rguenther@suse.de>
19351 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19352 allow conversion to signed integers.
19354 2009-04-29 Richard Guenther <rguenther@suse.de>
19356 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19357 shifts of floating point vectors if the shift amount is
19358 a constant multiple of the element size.
19360 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19361 Michael Matz <matz@suse.de>
19363 PR middle-end/39927
19365 * tree-outof-ssa.c (emit_partition_copy): New function.
19366 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19367 insert_part_to_rtx_on_edge): Perform the partition base var
19368 copy using emit_partition_copy.
19369 (insert_value_copy_on_edge): Convert constants to the right mode.
19370 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19371 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19373 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19375 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19376 scan backwards to try to find a constant to initialize it.
19378 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19379 insn before the loop_end instruction, don't look past labels.
19381 2009-04-29 Richard Guenther <rguenther@suse.de>
19383 PR middle-end/39937
19384 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19385 loose type conversions.
19386 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19387 stmts only if there are no uses of its definition.
19389 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19391 * config/bfin/bfin.h (splitting_loops): Declare.
19392 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19393 Reorder bit definitions to be ascending.
19394 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19395 * config/bfin/bfin.c (splitting_loops): New variable.
19396 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19397 (struct loop_info): Remove members INIT and LOOP_INIT.
19398 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19399 the LSETUP sequence. Allow LC to be loaded from any register, but
19400 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19401 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19403 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19404 of reload_completed.
19407 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19409 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19411 * Makefile.in (PLUGIN_VERSION_H): New.
19412 (OBJS-common): Remove plugin-version.o.
19413 (plugin.o): Depend on (PLUGIN_VERSION_H).
19414 (plugin-version.o): Remove.
19415 * configure: Regenerate
19416 * configure.ac: Create plugin-version.h.
19417 * gcc-plugin.h (plugin_gcc_version): Remove.
19418 (plugin_default_version_check): Change signature.
19419 * plugin-version.c: Remove.
19420 * plugin.c: Include plugin-version.h.
19421 (str_plugin_gcc_version_name): Remove.
19422 (try_init_one_plugin): Pass gcc version to plugin_init.
19423 (plugin_default_version_check): Both gcc and plugin versions are now
19426 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19428 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19429 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19430 Remove special case testing for last insn of inner loops. Don't fail
19431 if the loop ends with a jump, emit an extra nop instead.
19433 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19434 DREGS rather than comparing directly. Remove code that tries to
19435 account for latencies.
19437 2009-04-29 Richard Guenther <rguenther@suse.de>
19439 PR tree-optimization/39941
19440 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19441 eliminating an indirect call.
19443 2009-04-29 Richard Guenther <rguenther@suse.de>
19445 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19446 parameter. Allow invariants as base if !require_lvalue.
19447 (verify_gimple_assign_single): Adjust.
19449 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19451 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19452 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19453 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19454 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19455 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19457 * config/bfin/bfin.c (bfin_expand_builtin,
19458 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19460 2009-04-28 Richard Guenther <rguenther@suse.de>
19462 * tree-vect-loop.c (get_initial_def_for_induction): Use
19463 correct types for pointer increment.
19465 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19467 * toplev.c (print_version): Update GMP version string calculation.
19469 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19471 PR rtl-optimization/39938
19472 * resource.c (init_resource_info): Add call to df_analyze.
19474 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19476 * config/alpha/alpha.md (usegp): Cast the result of
19477 alpha_find_lo_sum_using_gp to enum attr_usegp.
19478 * config/alpha/alpha.c (override_options): Remove end-of-structure
19479 marker element from cpu_table. Use array size of cpu_table to handle
19480 -mcpu and -mtune options.
19481 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19483 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19485 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19486 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19487 tune_32 and tune_64.
19488 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19489 support on PowerPC.
19490 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19491 * config/rs6000/option-defaults.h: ... here. New file.
19492 (OPT_64, OPT_32): Define.
19493 (MASK_64BIT): Define to 0 if not already defined.
19494 (OPT_ARCH64, OPT_ARCH32): Define.
19495 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19498 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19500 * config/arm/arm.c (arm_override_options): Emit error on using
19503 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19505 PR rtl-optimization/39914
19506 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19507 registers for allocnos created from user-defined variables only
19508 when not optimizing.
19510 2009-04-28 Richard Guenther <rguenther@suse.de>
19512 PR middle-end/39937
19513 * fold-const.c (fold_binary): Use distribute_real_division only
19516 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19518 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19519 add hpux-stdint.h to tm_file.
19520 (hppa[12]*-*-hpux11*): Ditto.
19521 (ia64*-*-hpux*): Ditto.
19522 * config/hpux-stdint.h: New.
19523 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19524 __STDC_EXT__ for all compiles.
19525 * config/pa/pa-hpux.h: Ditto.
19526 * config/pa/pa-hpux10.h: Ditto.
19527 * config/pa/pa-hpux11.h: Ditto.
19529 2009-04-28 Catherine Moore <clm@codesourcery.com>
19531 * debug.h (set_name): Add comment.
19533 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19536 * config/darwin.c (machopic_gen_offset): Check
19537 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19538 * config/arm/arm.c (require_pic_register): Likewise.
19540 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19542 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19543 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19544 m32c_promote_prototypes): Delete.
19546 2009-04-28 Michael Matz <matz@suse.de>
19548 PR middle-end/39922
19549 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19552 2009-04-28 Richard Guenther <rguenther@suse.de>
19554 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19556 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19558 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19559 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19560 * config/arm/arm-tune.md: Regenerate.
19562 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19564 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19565 block if there are complex incoming edges.
19566 (sel_merge_blocks): Remove useless assert.
19567 (sel_redirect_edge_and_branch): Check that edge was redirected.
19568 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19569 (sel_find_rgns): Delete declaration.
19570 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19571 the region when it is not a preheader.
19573 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19576 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19578 2009-04-28 Richard Guenther <rguenther@suse.de>
19580 * tree.h (SSA_NAME_VALUE): Remove.
19581 (struct tree_ssa_name): Remove value_handle member.
19582 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19583 array for jump threading.
19584 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19586 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19587 * tree-flow.h (threadedge_initialize_values): Declare.
19588 (threadedge_finalize_values): Likewise.
19589 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19590 (SSA_NAME_VALUE): Define.
19591 (threadedge_initialize_values): New function.
19592 (threadedge_finalize_values): Likewise.
19593 * tree-ssa-dom.c (ssa_name_values): New global variable.
19594 (SSA_NAME_VALUE): Define.
19595 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19597 2009-04-28 Ira Rosen <irar@il.ibm.com>
19599 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19600 Use REPORT_VECTORIZED_LOCATIONS instead
19601 REPORT_VECTORIZED_LOOPS.
19602 * tree-vectorizer.c (vect_verbosity_level): Make static.
19603 (vect_loop_location): Rename to vect_location.
19604 (vect_set_verbosity_level): Update comment.
19605 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19607 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19608 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19609 instead REPORT_UNVECTORIZED_LOOPS.
19610 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19611 and vect_loop_def to vect_external_def and vect_internal_def.
19612 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19613 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19614 REPORT_UNVECTORIZED_LOCATIONS.
19615 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19616 and vect_used_in_loop and to vect_unused_in_scope and
19617 vect_used_in_scope.
19618 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19619 (vect_verbosity_level): Remove declaration.
19620 (vect_analyze_operations): Likewise.
19621 (vect_analyze_stmt): Declare.
19622 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19623 REPORT_UNVECTORIZED_LOCATIONS.
19624 (vect_get_loop_niters): Fix indentation.
19625 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19626 (vect_analyze_loop_operations): New function.
19627 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19628 vect_analyze_operations.
19629 (vect_is_simple_reduction): Use new names.
19630 (vectorizable_live_operation, vect_transform_loop): Likewise.
19631 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19632 to specify whether the data references can be a part of interleaving
19634 (vect_analyze_data_ref_dependence): Use new names.
19635 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19636 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19637 * tree-vect-patterns.c (widened_name_p): Use new names.
19638 (vect_recog_dot_prod_pattern): Likewise.
19639 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19640 (process_use, vect_mark_stmts_to_be_vectorized,
19641 vect_model_simple_cost, vect_model_store_cost,
19642 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19643 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19644 vectorizable_operation, vectorizable_type_demotion,
19645 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19646 vectorizable_condition): Likewise.
19647 (vect_analyze_operations): Split into vect_analyze_loop_operations
19649 (vect_analyze_stmt): ... new function.
19650 (new_stmt_vec_info): Use new names.
19651 (vect_is_simple_use): Use new names and fix comment.
19652 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19653 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19655 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19658 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19659 and integer modes for x87 operands. Do not ICE for unsupported size,
19660 generate error instead. Generate error for unsupported operand types.
19661 ['z']: Do not handle HImode memory operands specially. Warning
19662 for floating-point operands. Fallthru to 'Z' for unsupported operand
19663 types. Do not ICE for unsupported size, generate error instead.
19664 (output_387_binary_op): Use %Z to output operands.
19665 (output_fp_compare): Ditto.
19666 (output_387_reg_move): Ditto.
19668 2009-04-28 Ben Elliston <bje@au.ibm.com>
19673 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19675 * builtins.c (c_strlen): Do not warn here.
19676 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19677 * c-common.c (pointer_int_sum): Take an explicit location.
19678 Warn about offsets out of bounds.
19679 * c-common.h (pointer_int_sum): Adjust declaration.
19681 2009-04-27 Ian Lance Taylor <iant@google.com>
19683 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19685 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19686 * df-core.c (df_set_flags): Change return type to int. Change
19687 type of old_flags to int.
19688 (df_clear_flags): Likewise.
19689 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19690 (df_get_conditional_uses): Likewise.
19691 * df.h (df_set_flags, df_clear_flags): Update declarations.
19692 * dwarf2out.c (struct indirect_string_node): Change type of form
19693 field to enum dwarf_form.
19694 (AT_string_form): Change return type to enum dwarf_form.
19695 * fixed-value.c (fixed_compare): Add cast to enum type.
19696 * fwprop.c (update_df): Change 0 to VOIDmode.
19697 * gensupport.c: Change 0 to UNKNOWN.
19698 * gimple.h (gimple_cond_code): Add cast to enum type.
19699 * haifa-sched.c (reemit_notes): Add cast to enum type.
19700 * hooks.c (hook_int_void_no_regs): Remove function.
19701 * hooks.h (hook_int_void_no_regs): Remove declaration.
19702 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19703 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19704 * real.c (real_arithmetic): Add cast to enum type.
19705 (real_compare): Likewise.
19706 * target.h (struct gcc_target): Change return type of
19707 branch_target_register_class to enum reg_class.
19708 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19709 default_branch_target_register_class.
19710 * targhooks.c (default_branch_target_register_class): New function.
19711 * targhooks.h (default_branch_target_register_class): Declare.
19712 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19713 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19715 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19717 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19718 vect_uninitialized_def. Change 0 to ERROR_MARK.
19719 * tree-vect-stmts.c (supportable_widening_operation): Don't
19720 initialize icode1 and icode2.
19721 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19722 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19724 (cmn_err_flag_specs): Change 0 to STD_C89.
19725 (cmn_err_char_table): Likewise.
19726 * config/arm/arm.c (get_arm_condition_code): Change type of code
19727 to enum arm_cond_code.
19728 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19729 (IWMMXT_BUILTIN2): Likewise.
19730 (neon_builtin_type_bits): Don't define typedef.
19731 (neon_builtin_datum): Change type of bits field to int.
19732 (arm_expand_neon_args): Add cast to enum type.
19733 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19735 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19736 casts to enum type.
19737 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19739 * config/mips/mips.md (jal_macro): Return enum constant.
19740 (single_insn): Likewise.
19741 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19743 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19744 casts to enum type.
19745 * config/s390/s390.c (s390_tune_flags): Change type to int.
19746 (s390_arch_flags): Likewise.
19747 (s390_handle_arch_option): Change flags field of struct pta to int.
19748 * config/s390/s390.h (s390_tune_flags): Update declaration.
19749 (s390_arch_flags): Likewise.
19750 * config/sh/sh.c (prepare_move_operands): Compare
19751 tls_symbolic_operand result with enum constant.
19752 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19753 (sh_expand_prologue): Add cast to enum type.
19754 (sh_expand_epilogue): Likewise.
19755 (tls_symbolic_operand): Change return type to enum tls_model.
19756 (fpscr_set_from_mem): Add cast to enum type.
19757 (legitimize_pic_address): Compare tls_symbolic_operand result with
19759 (sh_target_reg_class): Change return type to enum reg_class.
19760 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19762 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19763 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19764 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19765 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19766 (delayed_branch, tls_call_delay): Likewise.
19767 (eligible_for_sibcall_delay): Likewise.
19768 (eligible_for_return_delay): Likewise.
19769 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19770 (spu_expand_builtin_1): Likewise.
19772 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19773 for all types of conversions.
19774 (output_init_element): Issue -Wc++-compat warning if needed when
19775 initializing a bitfield with enum type.
19776 * c-parser.c (c_parser_expression): Set original_type to
19777 original_type of right hand operand of comma operator.
19779 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19781 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19783 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19784 * doc/cpp.texi (Standard Predefined Macros)
19785 (Implementation-defined behavior): Likewise.
19786 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19787 * doc/gimple.texi (GIMPLE Exception Handling)
19788 (@code{GIMPLE_ASSIGN}): Likewise.
19789 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19790 * doc/invoke.texi (Warning Options, Optimize Options)
19791 (AVR Options, Darwin Options): Likewise.
19792 (Optimize Options): Reformulate -fwhole-program description.
19793 * doc/loop.texi (Lambda): Likewise.
19794 * doc/md.texi (Output Template, Define Constraints)
19795 (Standard Names, Insn Splitting): Likewise.
19796 * doc/options.texi (Option properties): Likewise.
19797 * doc/passes.texi (Tree-SSA passes): Likewise.
19798 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19799 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19800 (File Names and DBX): Likewise.
19801 * doc/trouble.texi (Incompatibilities): Likewise.
19803 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19805 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19806 instruction is correct.
19808 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19810 Allow non-constant arguments to conversion intrinsics.
19811 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19812 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19813 * spu.c (print_operand): Handle 'v' and 'w'.
19814 (exp2_immediate_p, spu_gen_exp2): Define.
19815 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19816 spu_convtf_1): Update parameter descriptions.
19817 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19818 * constraints.md ('v', 'w'): New.
19819 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19821 (i2f, I2F): New define_mode_attr.
19822 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19823 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19824 fixuns_truncv4sfv4si2): Update to use mode attribute.
19825 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19826 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19827 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19828 patterns for combine.
19830 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19832 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19833 (cprop, hoist, pre, store_motion): New debug counters.
19834 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19835 is not an RTL pass anymore.
19836 (pass_profiling): Remove extern decl for pass removed in 2005.
19837 (pass_gcse, pass_jump_bypass): Remove.
19838 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19839 to 0 for clean state.
19840 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19841 * cse.c (gate_handle_cse_after_global_opts,
19842 rest_of_handle_cse_after_global_opts): New functions.
19843 (pass_cse_after_global_opts): New pass, does local CSE.
19844 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19845 (TV_CPROP): New timevar.
19846 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19847 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19848 (gcse_main, recompute_all_luids): Remove.
19849 (compute_hash_table_work): Call max_reg_num instead of reading
19851 (cprop_jump): Don't set run_jump_opt_after_gcse.
19852 (constprop_register): Always allow to alter jumps.
19853 (cprop_insn): Likewise.
19854 (do_local_cprop): Likewise.
19855 (local_cprop_pass): Likewise. Return non-zero if something changed.
19856 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19857 (find_implicit_sets): Add note about missed optimization opportunity.
19858 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19859 pass_rtl_cprop execute function.
19860 Don't bother tracking the pass number, each pass gets its own dumpfile
19862 Always allow to alter jumpsand bypass jumps.
19863 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19864 will just find no suitable set.
19865 (pre_edge_insert): Fix dumping, this function is for PRE only.
19866 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19867 pass_rtl_pre execute function.
19868 (hoist_code): Return non-zero if something changed. Keep track of
19869 substitutions and insertions for statistics gathering similar to PRE.
19870 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19871 called from the pass_rtl_hoist execute function. Show pass statistics.
19872 (compute_store_table): Use max_reg_num directly instead of using the
19873 formerly global max_gcse_regno.
19874 (build_store_vectors): Likewise.
19875 (replace_store_insn): Fix dumping.
19876 (store_motion): Rename to ...
19877 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19878 pass, called from the pass_rtl_store_motion execute function. Keep
19879 track of substitutions and insertions for statistics gathering similar
19881 (bypass_jumps): Remove, fold interesting bits into ...
19882 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19883 from the pass_rtl_cprop execute function.
19884 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19885 pass_jump_bypass): Remove.
19886 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19887 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19888 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19889 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19890 (gate_rtl_store_motion, execute_rtl_store_motion,
19891 pass_rtl_store_motion): New.
19892 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19893 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19894 * passes.c (init_optimization_passes): Remove pass_gcse and
19895 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19896 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19897 instead of pass_jump_bypass.
19899 2009-04-27 Richard Guenther <rguenther@suse.de>
19901 PR middle-end/39928
19902 * gimplify.c (gimplify_expr): If we are required to create
19903 a temporary make sure it ends up as register.
19905 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19908 * config/i386/i386.c (construct_container): Don't call
19909 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19910 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19912 2009-04-27 Michael Matz <matz@suse.de>
19914 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19915 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19916 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19917 (dump_replaceable_exprs): Take a bitmap.
19918 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19920 (expand_gimple_basic_block): Likewise.
19921 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19922 replaceable_expressions member a bitmap.
19923 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19924 (mark_replaceable): Likewise.
19925 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19926 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19928 2009-04-27 Richard Guenther <rguenther@suse.de>
19930 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19931 (verify_stmts): Dispatch to gimple/type verification code.
19932 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19933 issue with call argument types.
19935 2009-04-27 Michael Matz <matz@suse.de>
19937 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19938 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19941 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19942 Eric Botcazou <ebotcazou@adacore.com>
19944 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19945 a label's basic block.
19946 (mark_target_live_regs): Tidy and rework obsolete comments.
19947 Change back DF problem to LIVE. If a label starts a basic block,
19948 assume that all registers that used to be live then still are.
19949 (init_resource_info): If a label starts a basic block, set its
19950 BLOCK_FOR_INSN accordingly.
19951 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19953 2009-04-27 Richard Guenther <rguenther@suse.de>
19955 * tree-flow-inline.h (function_ann): Remove.
19956 (get_function_ann): Likewise.
19957 * tree-dfa.c (create_function_ann): Remove.
19958 * tree-flow.h (struct static_var_ann_d): Remove.
19959 (struct function_ann_d): Likewise.
19960 (union tree_ann_d): Remove fdecl member.
19961 (function_ann_t): Remove.
19962 (function_ann, get_function_ann, create_function_ann): Remove
19965 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19967 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19969 2009-04-27 Jan Hubicka <jh@suse.cz>
19971 * ipa-pure-const.c (struct funct_state_d): New fields
19972 state_previously_known, looping_previously_known; remove
19973 state_set_in_source.
19974 (analyze_function): Use new fields.
19975 (propagate): Avoid assumption that state_set_in_source imply
19978 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19979 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19980 * cfgloop.h (finite_loop_p): Declare.
19982 2009-04-26 Michael Matz <matz@suse.de>
19984 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19986 2009-04-26 Michael Matz <matz@suse.de>
19988 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19989 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19990 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19991 pass_mark_used_blocks): Remove.
19992 * tree-optimize.c (pass_free_datastructures,
19993 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19994 * passes.c (init_optimization_passes): Don't call
19995 pass_mark_used_blocks, remove dead code.
19997 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19999 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20000 * tree-ssa-live.h (register_ssa_partition): Likewise.
20002 2009-04-26 Michael Matz <matz@suse.de>
20005 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20006 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20007 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20009 (compare_pairs): Swap cost comparison.
20010 (coalesce_ssa_name): Don't use change_partition_var.
20011 * tree-nrv.c (struct nrv_data): Add modified member.
20012 (finalize_nrv_r): Set it.
20013 (tree_nrv): Use it to update statements.
20014 (pass_nrv): Require PROP_ssa.
20015 * tree-mudflap.c (mf_decl_cache_locals,
20016 mf_build_check_statement_for): Use make_rename_temp.
20017 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20018 * alias.c (find_base_decl): Handle SSA names.
20019 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20020 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20021 * rtl.h (set_reg_attrs_for_parm): Declare.
20022 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20023 to "optimized", remove unused locals at finish.
20024 (execute_free_datastructures): Make global, call
20025 delete_tree_cfg_annotations.
20026 (execute_free_cfg_annotations): Don't call
20027 delete_tree_cfg_annotations.
20029 * ssaexpand.h: New file.
20030 * expr.c (toplevel): Include ssaexpand.h.
20031 (expand_assignment): Handle SSA names the same as register variables.
20032 (expand_expr_real_1): Expand SSA names.
20033 * cfgexpand.c (toplevel): Include ssaexpand.h.
20034 (SA): New global variable.
20035 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20036 (SSAVAR): New macro.
20037 (set_rtl): New helper function.
20038 (add_stack_var): Deal with SSA names, use set_rtl.
20039 (expand_one_stack_var_at): Likewise.
20040 (expand_one_stack_var): Deal with SSA names.
20041 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20042 before unique numbers.
20043 (expand_stack_vars): Use set_rtl.
20044 (expand_one_var): Accept SSA names, add asserts for them, feed them
20045 to above subroutines.
20046 (expand_used_vars): Expand all partitions (without default defs),
20047 then only the local decls (ignoring those expanded already).
20048 (expand_gimple_cond): Remove edges when jumpif() expands an
20049 unconditional jump.
20050 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20051 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20053 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20054 members of SA; deal with PARM_DECL partitions here; expand
20055 all PHI nodes, free tree datastructures and SA. Commit instructions
20056 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20057 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20058 info and statements at start, collect garbage at finish.
20059 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20060 (VAR_ANN_PARTITION) Remove.
20061 (change_partition_var): Don't declare.
20062 (partition_to_var): Always return SSA names.
20063 (var_to_partition): Only accept SSA names.
20064 (register_ssa_partition): Only check argument.
20065 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20067 (delete_var_map): Don't free it.
20068 (var_union): Only accept SSA names, simplify.
20069 (partition_view_init): Mark only useful SSA names as used.
20070 (partition_view_fini): Only deal with SSA names.
20071 (change_partition_var): Remove.
20072 (dump_var_map): Use ssa_name instead of partition_to_var member.
20073 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20075 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20076 (struct _elim_graph): New member const_dests; nodes member vector of
20078 (set_location_for_edge): New static helper.
20079 (create_temp): Remove.
20080 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20081 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20082 (new_elim_graph): Allocate const_dests member.
20083 (clean_elim_graph): Truncate const_dests member.
20084 (delete_elim_graph): Free const_dests member.
20085 (elim_graph_size): Adapt to new type of nodes member.
20086 (elim_graph_add_node): Likewise.
20087 (eliminate_name): Likewise.
20088 (eliminate_build): Don't take basic block argument, deal only with
20089 partition numbers, not variables.
20090 (get_temp_reg): New static helper.
20091 (elim_create): Use it, deal with RTL temporaries instead of trees.
20092 (eliminate_phi): Adjust all calls to new signature.
20093 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20094 (rewrite_trees): Only do checking.
20095 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20096 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20097 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20098 contains_tree_r, MAX_STMTS_IN_LATCH,
20099 process_single_block_loop_latch, analyze_edges_for_bb,
20100 perform_edge_inserts): Remove.
20101 (expand_phi_nodes): New global function.
20102 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20103 functions, initialize new parameter, remember partitions having a
20105 (finish_out_of_ssa): New global function.
20106 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20107 don't reset in_ssa_p here, don't disable TER when mudflap.
20108 (pass_del_ssa): Remove.
20109 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20111 (execute_free_datastructures): Declare.
20112 * Makefile.in (SSAEXPAND_H): New variable.
20113 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20114 * basic-block.h (commit_one_edge_insertion): Declare.
20115 * passes.c (init_optimization_passes): Move pass_nrv and
20116 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20117 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20118 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20119 (redirect_branch_edge): Deal with super block when expanding, split
20120 out jump patching itself into ...
20121 (patch_jump_insn): ... here, new static helper.
20123 2009-04-26 Michael Matz <matz@suse.de>
20125 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20126 beyond num_ssa_names.
20127 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20128 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20130 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20132 PR inline-asm/39543
20133 * fwprop.c (forward_propagate_asm): New function.
20134 (forward_propagate_and_simplify): Propagate also into __asm, if it
20135 doesn't increase the number of referenced registers.
20138 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20140 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20142 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20143 note_nonlocal_vla_type for nonlocal VLAs.
20144 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20145 contains_remapped_vars, remap_vla_decls): New functions.
20146 (convert_nonlocal_reference_stmt): If not optimizing, call
20147 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20148 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20149 if it wasn't found in var_map.
20150 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20151 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20152 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20154 * gimplify.c (nonlocal_vlas): New variable.
20155 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20157 (gimplify_body): Create and destroy nonlocal_vlas.
20159 * dwarf2out.c (loc_descr_plus_const): New function.
20160 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20161 mem_loc_descriptor, loc_descriptor_from_tree_1,
20162 descr_info_loc, gen_variable_die): Use it.
20164 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20165 !TREE_STATIC VAR_DECLs.
20166 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20167 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20168 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20169 DECL_BY_REFERENCE is valid.
20170 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20171 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20172 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20173 Copy DECL_BY_REFERENCE.
20174 (struct nesting_copy_body_data): New type.
20175 (nesting_copy_decl): New function.
20176 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20177 if they have variable length.
20179 2009-04-26 Michael Matz <matz@suse.de>
20181 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20182 mark new temporaries for renaming.
20184 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20187 * c-decl.c (global_bindings_p): Return negative value.
20188 (c_variable_size): New. Based on variable_size from
20190 (grokdeclarator): Call c_variable_size not variable_size.
20192 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20194 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20196 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20198 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20199 Redefine it to just use mingw/include.
20200 (ASM_SPEC): Rules for -m32 and -m64.
20201 (LINK_SPEC): Use Likewise.
20202 (SPEC_32): New define.
20203 (SPEC_64): Likewise.
20204 (SUB_LINK_SPEC): Likewise.
20205 (MULTILIB_DEFAULTS): New define.
20206 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20207 Add multilib options.
20208 (MULTILIB_DIRNAMES): Likewise.
20209 (MULTILIB_OSDIRNAMES): Likewise.
20210 (LIBGCC): Likewise.
20211 (INSTALL_LIBGCC): Likewise.
20213 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20216 * c-tree.h (enum c_inline_static_type): New.
20217 (record_inline_static): Declare.
20218 * c-decl.c (struct c_inline_static, c_inline_statics,
20219 record_inline_static, check_inline_statics): New.
20220 (pop_file_scope): Call check_inline_statics.
20221 (start_decl): Call record_inline_static instead of pedwarning
20222 directly for static in inline function.
20223 * c-typeck.c (build_external_ref): Call record_inline_static
20224 instead of pedwarning directly for static referenced in inline
20227 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20229 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20230 not new but only being rescanned.
20231 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20232 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20233 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20234 record_set_info, compute_set, grealloc): Remove.
20235 (recompute_all_luids): New function.
20236 (gcse_main): Don't compute sets, and don't do related memory
20237 allocations/free-ing. If something changed before the end of the
20238 pass, update LUIDs using recompute_all_luids.
20239 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20240 (free_gcse_mem): Don't free it either.
20241 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20242 Use the df insn LUIDs.
20243 (load_killed_in_block): Likewise.
20244 (compute_hash_table_work): Don't compute reg_set_in_block.
20245 (compute_transp): Use DF_REG_DEF_CHAINs.
20246 (local_cprop_pass): Don't use compute_sets and related functions.
20247 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20248 Use get_max_uid() instead of max_cuid.
20249 (insert_insn_end_basic_block, pre_insert_copy_insn,
20250 update_ld_motion_stores): Don't try to
20251 keep reg_set tables up to date.
20252 (pre_insert_copies): Use df insn LUIDs.
20253 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20254 (reg_set_info): Don't use extra bitmap argument.
20255 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20256 information to compute regs_set_in_block.
20257 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20258 (bypass_jumps): Don't use compute_sets and friends.
20260 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20263 * opts.c (undocumented_msg): Do not leave blank even with
20266 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20268 * c-decl.c (build_enumerator): Allow values folding to integer
20269 constants but not integer constant expressions with a pedwarn if
20272 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20275 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20276 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20277 type is an integer constant.
20279 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20282 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20285 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20288 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20289 with variably modified return type and no storage class
20290 specifiers, except for the case of nested functions. Distinguish
20291 extern declarations of functions with variably modified return
20292 types from those of objects with variably modified types.
20294 2009-04-25 Jan Hubicka <jh@suse.cz>
20296 * tree.c (list_equal_p): New function.
20297 * tree.h (list_equal_p): Declare.
20298 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20299 basic_block_def, basic_block, const_basic_block): New.
20300 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20301 (redirect_eh_edge): New function.
20302 (make_eh_edge_update_phi): EH edges are not abnormal.
20303 * except.c: Include tree-flow.h.
20304 (list_match): New function.
20305 (eh_region_replaceable_by_p): New function.
20306 (replace_region): New function.
20307 (hash_type_list): New function.
20308 (hash_eh_region): New function.
20309 (eh_regions_equal_p): New function.
20310 (merge_peers): New function.
20311 (remove_unreachable_regions): Verify EH tree when checking;
20313 (copy_eh_region_1): New function.
20314 (copy_eh_region): New function.
20315 (push_reachable_handler): New function.
20316 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20317 regions without label but with live RESX.
20318 * except.h (redirect_eh_edge_to_label): New.
20319 * tree-flow.h (redirect_eh_edge): New.
20320 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20321 basic_block_def, basic_block, const_basic_block): Remove.
20322 * Makefile.in (except.o): Add dependency on tree-flow.h
20323 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20324 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20327 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20330 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20331 on the destination of memcpy.
20333 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20335 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20336 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20337 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20339 2009-04-25 Jan Hubicka <jh@suse.cz>
20341 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20342 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20343 to be reached by different label than left.
20344 (update_eh_edges): Update comment; remove edge_to_remove if possible
20345 and return true if suceeded.
20346 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20347 (cleanup_eh): Compute sharing map.
20348 * except.c (remove_eh_handler_and_replace): Add argument if we should
20350 (remove_unreachable_regions): Update for label sharing.
20351 (label_to_region_map): Likewise.
20352 (get_next_region_sharing_label): New function.
20353 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20355 (remove_eh_handler): Update.
20356 (remove_eh_region_and_replace_by_outer_of): New function.
20357 * except.h (struct eh_region): Add next_region_sharing_label.
20358 (remove_eh_region_and_replace_by_outer_of,
20359 get_next_region_sharing_label): Declare.
20360 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20362 2009-04-25 Jan Hubicka <jh@suse.cz>
20364 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20365 insert code even if they are not critical.
20367 2009-04-25 Jan Hubicka <jh@suse.cz>
20369 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20370 (gimple_can_remove_branch_p): EH edges won't remove branch by
20372 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20373 updating of non-abnormal EH edges.
20374 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20375 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20376 (split_critical_edges): Split also edges where emitting code on them
20377 will lead to splitting later.
20379 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20380 H.J. Lu <hongjiu.lu@intel.com>
20383 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20384 the configured assembler supports fildq and fistpq mnemonics.
20385 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20386 * configure: Regenerated.
20387 * config.in: Ditto.
20389 * config/i386/i386.c (print_operand): Handle 'Z'.
20390 ['z']: Remove handling of special fild/fist suffixes.
20391 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20392 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20393 suffix of fild insn.
20394 (*floatsi<mode>2_vector_mixed): Ditto.
20395 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20396 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20397 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20398 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20399 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20401 2009-04-25 Ben Elliston <bje@au.ibm.com>
20403 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20404 the source of a set operation.
20406 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20408 * target.h (struct gcc_target): Add case_values_threshold field.
20409 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20410 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20411 * targhooks.c (default_case_values_threshold): New function.
20412 * targhooks.h (default_case_values_threshold): Declare function.
20413 * stmt.c (expand_case): Use case_values_threshold target hook.
20414 * expr.h (case_values_threshold): Remove declartation.
20415 * expr.c (case_values_threshold): Remove function.
20416 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20418 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20419 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20420 (avr_case_values_threshold): Declare as static.
20421 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20423 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20424 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20425 (mn10300_case_values_threshold): New function.
20427 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20429 * ira.c (setup_cover_and_important_classes): Add enum cast.
20431 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20433 * genpreds.c (write_enum_constraint_num): Output definition of
20434 CONSTRAINT_NUM_DEFINED_P macro.
20435 * ira.c (setup_cover_and_important_classes): Use
20436 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20438 2009-04-24 DJ Delorie <dj@redhat.com>
20440 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20441 __SH2A_SINGLE_ONLY__ also.
20443 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20445 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20446 (movdf_internal): Ditto.
20447 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20448 SFmode and DFmode constants.
20449 (ia64_print_operand): Add 'G' format for printing
20450 floating point constants.
20452 2009-04-24 Richard Guenther <rguenther@suse.de>
20454 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20455 from unsigned additions.
20457 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20459 * c-typeck.c (set_init_index): Allow array designators that are
20460 not integer constant expressions with a pedwarn if pedantic.
20462 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20464 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20465 zero if no overlap in nonzero bits between the operands.
20467 2009-04-24 Ian Lance Taylor <iant@google.com>
20469 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20470 (record_dead_and_set_regs): Likewise.
20471 * df.h (struct df_mw_hardreg): Change flags field to int.
20472 (struct df_base_ref): Likewise.
20473 (struct df): Change changeable_flags field to int.
20474 * df-scan.c (df_defs_record): Change clobber_flags to int.
20475 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20476 constants rather than #define macros.
20477 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20478 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20479 (enum dwarf_calling_convention): Likewise.
20480 (enum dwarf_line_number_x_ops): Likewise.
20481 (enum dwarf_call_frame_info): Likewise.
20482 (enum dwarf_source_language): Likewise.
20483 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20484 (add_calling_convention_attribute): Likewise.
20485 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20486 (combine_comparisons): Change compcode to int. Add cast to enum type.
20487 * genrecog.c (maybe_both_true_2): Change c to int.
20488 (write_switch): Likewise. Add cast to enum type.
20489 * gimplify.c (gimplify_omp_for): Handle return values from
20490 gimplify_expr using MIN rather than bitwise or.
20491 (gimplify_expr): Add cast to enum type.
20492 * ipa-prop.c (update_jump_functions_after_inlining): Change
20493 IPA_BOTTOM to IPA_JF_UNKNOWN.
20494 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20495 Add casts to enum type.
20496 (setup_cover_and_important_classes): Change cl to int. Add casts
20498 (setup_class_translate): Change cl and mode to int.
20499 (ira_init_once): Change mode to int.
20500 (free_register_move_costs): Likewise.
20501 (setup_prohibited_mode_move_regs): Add casts to enum type.
20502 * langhooks.c (add_builtin_function_common): Rework assertion that
20503 value fits bitfield.
20504 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20505 * omega.c (omega_do_elimination): Avoid math on enum types.
20506 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20507 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20508 int local to handle integral_argment value.
20509 * regmove.c (try_auto_increment): Change PUT_MODE to
20511 * reload.c (push_secondary_reload): Add casts to enum type.
20512 (secondary_reload_class, find_valid_class): Likewise.
20513 * reload1.c (emit_input_reload_insns): Likewise.
20514 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20515 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20516 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20518 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20519 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20521 (expand_complex_libcall): Add casts to enum type.
20522 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20523 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20524 with ERROR_MARK, not NUM_TREE_CODES.
20525 (vect_create_epilog_for_reduction): Likewise.
20526 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20527 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20528 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20530 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20531 vect_unused_in_loop. Change 0 to loop_vect.
20532 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20533 * var-tracking.c (get_init_value): Change return type to enum
20535 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20536 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20538 (arm_override_options): Add casts to enum type.
20539 (arm_emit_tls_decoration): Likewise.
20540 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20542 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20543 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20544 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20546 * config/s390/s390.c (code_for_builtin_64): Change to array of
20548 (code_for_builtin_31): Likewise.
20549 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20551 * config/sparc/sparc.c (sparc_override_options): Change value
20552 field in struct code_model to enum cmodel. In initializer change
20553 0 to NULL and add cast to enum type.
20555 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20556 Change all callers. Issue a -Wc++-compat warning using
20557 lhs_origtype if necessary.
20558 (convert_for_assignment): Issue -Wc++-compat warnings about
20559 invalid conversions to enum type on assignment.
20560 * c-common.h (build_modify_expr): Update declaration.
20562 2009-04-24 Nick Clifton <nickc@redhat.com>
20564 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20565 (function_arg_advance): Likewise.
20566 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20569 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20571 * config/s390/constraints.md ('I', 'J'): Fix condition.
20573 2009-04-24 Diego Novillo <dnovillo@google.com>
20575 * gengtype-parse.c (parse_error): Add newline after message.
20577 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20579 * config/i386/sse.md (avxmodesuffixs): Removed.
20580 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20581 (*avx_pinsr<ssevecsize>): This.
20583 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20585 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20586 follow chains of regs with a single definition, and allow expressions
20587 that are function_invariant_p.
20588 (simple_rhs_p): Allow expressions that are function_invariant_p.
20590 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20592 PR middle-end/39867
20593 * fold-const.c (fold_cond_expr_with_comparison): When folding
20594 > and >= to MAX, make sure the MAX uses the same type as the
20595 comparison's operands.
20597 2009-04-24 Nick Clifton <nickc@redhat.com>
20599 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20600 addressing for DImode accesses.
20601 (frv_print_operand_address): Handle PLUS case.
20602 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20604 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20606 PR rtl-optimization/39794
20607 * alias.c (canon_true_dependence): Add x_addr argument.
20608 * rtl.h (canon_true_dependence): Adjust prototype.
20609 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20610 * cselib.c (cselib_invalidate_mem): Likewise.
20611 * gcse.c (compute_transp): Likewise.
20612 * dse.c (scan_reads_nospill): Likewise.
20613 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20614 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20615 canon_base_addr of the group, plus optional offset.
20616 (struct group_info): Rename canon_base_mem to
20618 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20619 canon_rtx of base_mem.
20621 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20623 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20624 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20626 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20628 * config/spu/spu-builtins.h: Delete file.
20630 * config/spu/spu.h (enum spu_builtin_type): Move here from
20632 (struct spu_builtin_description): Likewise. Add GTY marker.
20633 Do not use enum spu_function_code or enum insn_code.
20634 (spu_builtins): Add extern declaration.
20636 * config/spu/spu.c: Do not include "spu-builtins.h".
20637 (enum spu_function_code, enum spu_builtin_type_index,
20638 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20639 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20640 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20641 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20642 (spu_builtin_types): Make static. Add GTY marker.
20643 (spu_builtins): Add extern declaration with GTY marker.
20644 Include "gt-spu.h".
20646 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20647 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20648 Check programmatically whether all parameters are scalar.
20650 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20652 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20654 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20655 assignment from the constructor either if the target is volatile.
20657 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20659 * config/arm/arm.md (insv): Do not share operands[0].
20661 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20663 * config/vxlib-tls.c (active_tls_threads): Delete.
20664 (delete_hook_installed): New.
20665 (tls_delete_hook): Don't delete the delete hook.
20666 (tls_destructor): Delete it here.
20667 (__gthread_set_specific): Adjust installing the delete hook.
20668 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20669 __gthread_leave_tsd_dtor_context.
20671 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20673 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20675 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20677 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20679 (alpha_rtx_costs): Ditto.
20680 (emit_unlikely_jump): Use add_reg_note.
20681 (emit_frame_store_1): Ditto.
20682 (alpha_expand_prologue): Ditto.
20683 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20684 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20686 2009-04-23 Nick Clifton <nickc@redhat.com>
20688 * config/v850/v850.md (epilogue): Remove suppressed code.
20689 (return): Rename to return_simple and remove test of frame size.
20690 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20691 to gen_return_simple.
20693 2009-04-22 Jing Yu <jingyu@google.com>
20696 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20698 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20701 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20702 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20703 value is a VECTOR_CST, the element type is the element type of the
20706 2009-04-22 DJ Delorie <dj@redhat.com>
20708 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20710 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20712 * alias.c (find_base_term): Move around LO_SUM case, so that
20713 CONST falls through into PLUS/MINUS handling.
20716 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20717 into 0, use omit_one_operand.
20719 2009-04-23 Ben Elliston <bje@au.ibm.com>
20721 * config/rs6000/linux-unwind.h (get_regs): Remove type
20722 puns. Change the type of `pc' to an array of unsigned ints and
20723 update all users. Constify frame24.
20725 2009-04-22 DJ Delorie <dj@redhat.com>
20727 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20728 declarations before code.
20729 (current_function_special_page_vector): Likewise.
20730 (m32c_expand_insv): Silence a warning.
20732 2009-04-21 Taras Glek <tglek@mozilla.com>
20734 * alias.c: Update GTY annotations to new syntax.
20735 * basic-block.h: Likewise.
20736 * bitmap.h: Likewise.
20737 * c-common.h: Likewise.
20738 * c-decl.c: Likewise.
20739 * c-parser.c: Likewise.
20740 * c-pragma.c: Likewise.
20741 * c-tree.h: Likewise.
20742 * cfgloop.h: Likewise.
20743 * cgraph.h: Likewise.
20744 * config/alpha/alpha.c: Likewise.
20745 * config/arm/arm.h: Likewise.
20746 * config/avr/avr.h: Likewise.
20747 * config/bfin/bfin.c: Likewise.
20748 * config/cris/cris.c: Likewise.
20749 * config/darwin.c: Likewise.
20750 * config/frv/frv.c: Likewise.
20751 * config/i386/i386.c: Likewise.
20752 * config/i386/i386.h: Likewise.
20753 * config/i386/winnt.c: Likewise.
20754 * config/ia64/ia64.h: Likewise.
20755 * config/iq2000/iq2000.c: Likewise.
20756 * config/mips/mips.c: Likewise.
20757 * config/mmix/mmix.h: Likewise.
20758 * config/pa/pa.c: Likewise.
20759 * config/pa/pa.h: Likewise.
20760 * config/rs6000/rs6000.c: Likewise.
20761 * config/s390/s390.c: Likewise.
20762 * config/sparc/sparc.c: Likewise.
20763 * config/xtensa/xtensa.c: Likewise.
20764 * cselib.h: Likewise.
20765 * dbxout.c: Likewise.
20766 * dwarf2out.c: Likewise.
20767 * except.c: Likewise.
20768 * except.h: Likewise.
20769 * fixed-value.h: Likewise.
20770 * function.c: Likewise.
20771 * function.h: Likewise.
20772 * gimple.h: Likewise.
20773 * integrate.c: Likewise.
20774 * optabs.c: Likewise.
20775 * output.h: Likewise.
20776 * real.h: Likewise.
20778 * stringpool.c: Likewise.
20779 * tree-data-ref.c: Likewise.
20780 * tree-flow.h: Likewise.
20781 * tree-scalar-evolution.c: Likewise.
20782 * tree-ssa-address.c: Likewise.
20783 * tree-ssa-alias.h: Likewise.
20784 * tree-ssa-operands.h: Likewise.
20785 * tree.c: Likewise.
20786 * tree.h: Likewise.
20787 * varasm.c: Likewise.
20788 * varray.h: Likewise.
20790 * coretypes.h: Do not define GTY macro if it is already defined.
20791 * doc/gty.texi: Update GTY documentation to new syntax.
20792 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20793 annotations on structs.
20794 * gengtype-parse.c: Likewise.
20796 2009-04-22 Mark Heffernan <meheff@google.com>
20798 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20800 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20802 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20805 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20807 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20808 the same as a PLUS without a shift. Increase the cost of a
20811 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20813 * Makefile.in: Update dependencies.
20814 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20815 * errors.h: Remove bogus comment about compatibility.
20816 (warning): Update declaration.
20817 * genautomata.c: Update all calls to warning.
20818 * gimple.c: Do not include errors.h. Include toplev.h.
20819 * tree-ssa-structalias.c: Do not include errors.h.
20820 * omega.c: Likewise.
20821 * tree-ssa-reassoc.c: Likewise.
20822 * config/spu/spu-c.c: Likewise.
20823 * config/spu/t-spu-elf: Update dependencies.
20825 2009-04-22 Richard Guenther <rguenther@suse.de>
20827 PR tree-optimization/39824
20828 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20829 make sure the types are compatible.
20831 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20834 * c-common.c (c_parse_error): Take a token_flags parameter.
20835 Use token_type for the token type instead.
20836 Pass token_flags to cpp_type2name.
20837 * c-common.h (c_parse_error): Update declaration.
20838 * c-parser.c (c_parser_error): Pass 0 as token flags.
20840 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20842 PR rtl-optimization/39580
20843 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20845 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20847 * function.c (expand_function_end): Do not emit a jump to the "naked"
20848 return label for fall-through returns.
20849 * except.c (sjlj_emit_function_exit): Always place the call to the
20850 unregister function at the location installed by expand_function_end.
20852 2009-04-22 Richard Guenther <rguenther@suse.de>
20854 PR tree-optimization/39845
20855 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20856 (gen_inbound_check): Likewise.
20858 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20860 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20862 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20863 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20865 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20867 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20868 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20869 shift counts to avoid out-of-bounds array accesses.
20871 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20873 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20874 (Pmode): Move above.
20876 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20878 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20879 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20880 GET_CODE macro. Use IN_RANGE macro where appropriate.
20881 * config/alpha/alpha.h: Ditto.
20882 * config/alpha/alpha.md: Ditto.
20883 * config/alpha/constraints.md: Ditto.
20884 * config/alpha/predicates.md: Ditto.
20886 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20888 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20889 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20890 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20891 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20892 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20893 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20894 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20895 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20896 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20897 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20898 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20899 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20900 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20901 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20902 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20903 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20904 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20905 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20906 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20907 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20908 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20909 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20910 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20911 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20912 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20913 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20914 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20916 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20918 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20919 references from comments.
20920 * cfgbuild.c: (count_basic_blocks): Delete.
20921 (find_basic_blocks_1): Delete.
20922 (find_basic_blocks): Delete.
20923 * except.c (finish_eh_generation): Make static. Move comment from
20924 except.h here. Remove find_basic_blocks references from comments.
20925 * except.h (finish_eh_generation): Delete.
20926 * basic-block.h (find_basic_blocks): Delete.
20927 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20929 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20931 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20932 (sdbout_parms): Likewise.
20934 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20936 * config/sh/sh.c (prepare_cbranch_operands): Use
20937 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20938 (expand_cbranchdi4): Likewise.
20939 (from_compare): Add cast to enum type.
20940 (expand_cbranchsi4): Use add_reg_note.
20941 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20942 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20943 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20944 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20945 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20946 instead of CODE_FOR_nothing.
20947 (cbranchdi4): Likewise. Fix the order of arguments for
20949 (push_fpscr): Use add_reg_note.
20950 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20951 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20953 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20955 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20956 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20957 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20958 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20959 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20960 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20961 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20962 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20963 config/alpha/x-vms, config/arc/t-arc,
20964 config/arm/README-interworking, config/arm/arm-c.c,
20965 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20966 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20967 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20968 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20969 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20970 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20971 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20972 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20973 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20974 config/cris/t-elfmulti, config/crx/t-crx,
20975 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20976 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20977 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20978 config/h8300/t-h8300, config/i386/athlon.md,
20979 config/i386/darwin-libgcc.10.4.ver,
20980 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20981 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20982 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20983 config/i386/t-linux64, config/i386/t-nwld,
20984 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20985 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20986 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20987 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20988 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20989 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20990 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20991 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20992 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20993 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20994 config/m68k/t-uclinux, config/mcore/t-mcore,
20995 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20996 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20997 config/mips/crtn.asm, config/mips/irix-crti.asm,
20998 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20999 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21000 config/mips/mips-fixed.md, config/mips/sb1.md,
21001 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21002 config/mips/t-iris6, config/mips/t-isa3264,
21003 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21004 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21005 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21006 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21007 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21008 config/mn10300/t-linux, config/mn10300/t-mn10300,
21009 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21010 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21011 config/picochip/libgccExtras/clzsi2.asm,
21012 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21013 config/rs6000/darwin-libgcc.10.4.ver,
21014 config/rs6000/darwin-libgcc.10.5.ver,
21015 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21016 config/rs6000/t-aix43, config/rs6000/t-aix52,
21017 config/rs6000/t-darwin, config/rs6000/t-fprules,
21018 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21019 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21020 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21021 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21022 config/rs6000/t-rtems, config/rs6000/t-spe,
21023 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21024 config/score/t-score-elf, config/sh/divcost-analysis,
21025 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21026 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21027 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21028 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21029 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21030 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21031 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21032 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21033 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21034 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21035 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21036 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21037 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21038 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21039 * config/h8300/genmova.sh: Include copyright and license notices
21040 in generated output.
21041 * config/h8300/mova.md: Regenerate.
21042 * doc/install.texi2html: Include word "Copyright" in copyright
21043 notice and use name "Free Software Foundation, Inc.".
21044 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21045 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21046 ChangeLog-2007, ChangeLog-2008: Correct dates.
21048 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21050 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21051 NE_EXPR operations as well.
21052 * c-parser.c (c_parser_condition): Do not set location information on
21054 (c_parser_conditional_expression): Likewise.
21055 (c_parser_binary_expression): Set location information on operators.
21056 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21057 TRUTH_NOT_EXPR has been folded.
21058 * fold-const.c (fold_truth_not_expr): Copy location information from
21059 the incoming expression to the outgoing one.
21060 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21061 recursive calls on the LHS of the operator but pass that of the
21062 operator to recursive calls on the RHS of the operator. Set it
21064 (shortcut_cond_expr): Set the locus of the operator on the second
21065 COND_EXPR and that of the expression on the first in degenerate cases.
21066 Pass the locus of the expression to calls to shortcut_cond_r.
21067 Set the locus of the 'then' block on the associated jump, if any.
21068 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21069 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21070 expression to call to gimplify_boolean_expr.
21072 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21074 * config.gcc: Add additional configuration for
21075 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21076 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21077 (CPP_SPEC): Redefine for allowing -municode option.
21078 (STARTFILE_SPEC): Likewise.
21079 * config/i386/t-mingw-w64: New.
21080 * config/i386/mingw-w64.opt: New.
21081 (municode): Add new target option.
21082 * doc/invoke.texi (municode): Add documentation for new option.
21084 2009-04-21 Ian Lance Taylor <iant@google.com>
21086 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21087 Correct test for number of arguments.
21088 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21090 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21092 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21093 argument of emit_library_call.
21095 2009-04-21 Richard Guenther <rguenther@suse.de>
21097 PR middle-end/39829
21098 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21099 inside VIEW_CONVERT_EXPRs.
21101 2009-04-21 Martin Jambor <mjambor@suse.cz>
21103 * tree-switch-conversion.c (build_constructors): Split a long line.
21104 (constructor_contains_same_values_p): New function.
21105 (build_one_array): Create assigns of constants if possible, do not
21106 call mark_sym_for_renaming, call update_stmt.
21107 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21108 make_rename_temp. Do not call mark_symbols_for_renaming, call
21110 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21111 find_new_referenced_vars, call update_stmt.
21112 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21113 instead of calling make_rename_temp. Do not call
21114 find_new_referenced_vars or mark_symbols_for_renaming, call
21117 2009-04-21 Richard Guenther <rguenther@suse.de>
21119 PR tree-optimization/39827
21120 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21121 (tree_ssa_phiprop): Pass the correct array size.
21123 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21125 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21127 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21130 * c-typeck.c (lvalue_p): Move declaration ...
21131 * c-common.h (lvalue_p): ... to here.
21132 * c-common.c (candidate_equal_p): New.
21133 (add_tlist): Use it.
21134 (merge_tlist): Use it.
21135 (warn_for_collisions_1): Likewise.
21136 (warning_candidate_p): Accept more candidates.
21137 (verify_tree): A warning candidate can be an expression. Use
21140 2009-04-21 Ben Elliston <bje@au.ibm.com>
21143 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21144 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21145 options. Remove -mcall-solaris documentation.
21147 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21150 * doc/invoke.texi (-Wlong-long): Update description.
21151 * c-lex (interpret_integer): Only warn if there was no previous
21152 overflow and -Wlong-long is enabled.
21153 * c-decl.c (declspecs_add_type): Drop redundant flags.
21154 * c.opt (Wlong-long): Init to -1.
21155 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21156 and front-end warn_long_long. Wlong-long only depends on other
21157 flags if it is uninitialized.
21158 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21159 the same for CPP and FE.
21160 (restore_extension_diagnostics): Likewise.
21162 2009-04-20 Ian Lance Taylor <iant@google.com>
21164 Fix enum conversions which are invalid in C++:
21165 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21166 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21167 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21168 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21169 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21170 (dbxout_parms): Likewise.
21171 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21172 (df_clear_flags): Likewise.
21173 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21174 top_flag parameter to int.
21175 (df_chain_create_bb_process_use): Likewise.
21176 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21178 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21179 (df_ref_create_structure, df_def_record_1): Likewise.
21180 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21181 (df_notes_rescan): Change 0 to VOIDmode in function call.
21182 (df_get_call_refs, df_insn_refs_collect): Likewise.
21183 (df_bb_regs_collect): Likewise.
21184 (df_entry_block_defs_collect): Likewise.
21185 (df_exit_block_uses_collect): Likewise.
21186 * df.h: Update declarations.
21187 * double-int.c (double_int_divmod): Add cast to enum type.
21188 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21189 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21190 (based_loc_descr): Likewise.
21191 (loc_descriptor_from_tree_1): Change first_op and second_op to
21192 enum dwarf_location_atom. Add cast to enum type.
21193 * expmed.c (init_expmed): Change 0 to SET in function call.
21194 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21195 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21196 (do_store_flag): Likewise.
21197 * fixed-value.h (struct fixed_value): Change mode to enum
21199 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21200 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21202 (insert_insn_decl, insert_decl, insert_state): Likewise.
21203 (automata_list_finish): Likewise.
21204 * genrecog.c (process_define_predicate): Add cast to enum type.
21205 * gensupport.c (init_predicate_table): Add cast to enum type.
21206 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21208 (gimple_build_call_1, gimple_build_label): Likewise.
21209 (gimple_build_goto, gimple_build_asm_1): Likewise.
21210 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21211 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21212 (enum fallback): Rename from enum fallback_t.
21213 (fallback_t): Typedef as int.
21214 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21215 GSI_SAME_STMT in function call.
21216 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21218 (setup_reg_class_relations): Likewise.
21219 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21220 (setup_prohibited_class_mode_regs): Add cast to enum type.
21221 (setup_prohibited_mode_move_regs): Likewise.
21222 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21223 (record_address_regs): Change i to enum reg_class.
21224 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21225 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21226 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21227 (GET_MODE_2XWIDER_MODE): Likewise.
21228 (GET_CLASS_NARROWEST_MODE): Likewise.
21229 * omp-low.c (expand_omp_for): Add cast to enum type.
21230 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21231 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21232 * postreload.c (reload_cse_simplify_operands): Change rclass local
21234 * predict.c (combine_predictions_for_insn): Change best_predictor
21235 and predictor to enum br_predictor.
21236 (combine_predictions_for_bb): Likewise.
21237 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21238 use SET_PREDICT_EXPR_OUTCOME.
21239 * real.c (real_arithmetic): Change icode to code in function call.
21240 * reginfo.c (init_move_cost): Add casts to enum type.
21241 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21242 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21244 * reload.c (find_valid_class): Add casts to enum type.
21245 (push_reload): Change 0 to NO_REGS in function call.
21246 (find_reloads): Change this_alternative to array of enum
21247 reg_class. Remove some now-unnecessary casts.
21248 (make_memloc): Change 0 to VOIDmode in function call.
21249 * reload1.c (reload): Change 0 to VOIDmode in function call.
21250 (eliminate_regs_1, elimination_effects): Likewise.
21251 (eliminate_regs_in_insn): Likewise.
21252 (emit_input_reload_insns): Add cast to enum type.
21253 (delete_output_reload): Change 0 to VOIDmode in function call.
21254 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21255 to enum type in function call.
21256 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21257 (SET_PREDICT_EXPR_OUTCOME): Define.
21258 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21259 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21260 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21261 (dump_function): Likewise.
21262 * tree-dump.h: Update declarations.
21263 * tree-pass.h: Update declarations.
21264 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21265 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21267 (arm_rtx_costs_1): Correct parenthesization.
21268 (arm_rtx_costs): Add casts to enum type.
21269 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21270 (vfp_emit_fstmd): Use add_rg_note.
21271 (emit_multi_reg_push, emit_sfm): Likewise.
21272 (thumb_set_frame_pointer): Likewise.
21273 (arm_expand_prologue): Likewise.
21274 (arm_regno_class): Change return type to enum reg_class.
21275 (thumb1_expand_prologue): Use add_reg_note.
21276 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21277 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21279 * config/arm/gentune.sh: Add cast to enum type.
21280 * config/arm/arm-tune.md: Rebuild.
21281 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21282 (ix86_split_fp_branch, predict_jump): Likewise.
21283 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21284 insn_code to enum rtx_code.
21285 (ix86_builtin_vectorized_function): Add cast to enum type.
21286 * config/i386/i386.md (truncdfsf2): Change slot to enum
21288 (truncxf<mode>2, isinf<mode>2): Likewise.
21289 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21291 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21292 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21293 (insert_bundle_state): Change 1 to INSERT in function call.
21294 (ia64_add_bundle_selector_before): Likewise.
21295 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21296 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21297 (restore_stack_nonlocal): Likewise.
21298 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21300 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21302 (mips_rtx_costs): Likewise.
21303 (mips_override_options): Add casts to enum type.
21304 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21306 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21307 (store_reg, set_reg_plus_d): Likewise.
21308 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21309 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21311 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21313 (emit_unlikely_jump): Use add_reg_note.
21314 (rs6000_emit_allocate_stack): Likewise.
21315 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21316 (output_toc): Change 1 to INSERT in function call.
21317 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21318 (rs6000_initialize_trampoline): Likewise.
21319 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21321 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21322 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21323 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21324 (save_gprs): Use add_reg_note.
21325 (s390_emit_prologue): Likewise.
21326 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21327 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21328 (sparc_fold_builtin): Add cast to enum type.
21329 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21331 (spu_expand_prologue): Use add_reg_note.
21332 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21334 2009-04-20 Ian Lance Taylor <iant@google.com>
21336 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21337 (c_parser_postfix_expression_after_primary): Get VEC for list of
21338 arguments. Get original types of arguments. Call
21339 build_function_call_vec.
21340 (cached_expr_list_1, cached_expr_list_2): New static variables.
21341 (c_parser_expr_list): Change return type to VEC *. Add
21342 p_orig_types parameter. Change all callers.
21343 (c_parser_release_expr): New static function.
21344 (c_parser_vec_to_tree_list): New static function.
21345 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21346 call build_function_call_vec.
21347 (build_function_call_vec): New function, based on old
21348 build_function_call.
21349 (convert_arguments): Remove nargs and argarray parameters. Change
21350 values to a VEC. Add origtypes parameter.
21351 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21352 (convert_for_assignment): Add origtype parameter. Change all
21353 callers. If warn_cxx_compat, check for conversion to an enum
21354 type when calling a function.
21355 (store_init_value): Add origtype parameter. Change all callers.
21356 (digest_init): Likewise.
21357 (struct init_node): Add origtype field.
21358 (add_pending_init): Add origtype parameter. Change all callers.
21359 (output_init_element): Likewise.
21360 (output_pending_init_elements): Pass origtype from init_node to
21361 output_init_element.
21362 (process_init_element): Pass origtype from c_expr to
21363 output_init_element.
21364 (c_finish_return): Add origtype parameter. Change all callers.
21365 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21367 (sync_resolve_params): Likewise.
21368 (sync_resolve_return): Change params to first_param. Change caller.
21369 (resolve_overloaded_builtins): Change params to VEC *. Change
21370 callers. Save first parameter around call to build_function_call_vec.
21371 * c-decl.c (finish_decl): Add origtype parameter. Change all
21372 callers. Call build_function_call_vec rather than
21373 build_function_call for cleanup.
21374 * c-tree.h: Update declarations.
21375 * c-common.h: Update declarations.
21376 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21377 params to first_param.
21378 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21379 params parameter from tree to void *.
21380 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21381 Change arglist parameter to have type void *, and to be a pointer
21383 * config/rs6000/rs6000-protos.h
21384 (altivec_resolve_overloaded_builtin): Update declaration.
21385 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21386 fnargs parameter to have type void *, and to be a pointer to a
21387 VEC. Call build_function_call_vec instead of
21388 build_function_call.
21389 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21391 2009-04-20 Joey Ye <joey.ye@intel.com>
21392 Xuepeng Guo <xuepeng.guo@intel.com>
21393 H.J. Lu <hongjiu.lu@intel.com>
21395 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21397 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21398 (IX86_LEA_PRIORITY): Likewise.
21399 (distance_non_agu_define): New function.
21400 (distance_agu_use): Likewise.
21401 (ix86_lea_for_add_ok): Likewise.
21402 (ix86_dep_by_shift_count): Likewise.
21404 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21405 should split for LEA.
21407 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21409 (ix86_dep_by_shift_count): Likewise.
21411 2009-04-20 Richard Guenther <rguenther@suse.de>
21413 * expr.c (handled_component_p): Move ...
21414 * tree.h (handled_component_p): ... here.
21415 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21416 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21417 and REALPART_EXPR to be in one group.
21419 2009-04-20 Richard Guenther <rguenther@suse.de>
21421 * basic-block.h (get_all_dominated_blocks): Declare.
21422 * dominance.c (get_all_dominated_blocks): New function.
21423 * tree-cfg.c (get_all_dominated_blocks): Remove.
21424 (remove_edge_and_dominated_blocks): Adjust.
21425 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21426 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21427 instead of recursing.
21429 2009-04-20 Doug Kwan <dougkwan@google.com>
21431 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21432 (struct cgraph_node_set_def): New type.
21433 (cgraph_node_set) New type. Also declare vector functions.
21434 (struct cgraph_node_set_element_def): New type.
21435 (cgraph_node_set_element): Ditto.
21436 (cgraph_node_set_iterator): New iterator type.
21437 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21438 cgraph_node_set_remove, dump_cgraph_node_set,
21439 debug_cgraph_node_set): New prototypes.
21440 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21441 cgraph_node_set_size): New inlines.
21442 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21443 including cgraph.h.
21444 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21445 argument to function 'write_summary'.
21446 * ipa.c: Include ggc.h.
21447 (hash_cgraph_node_set_element,
21448 eq_cgraph_node_set_element, cgraph_node_set_new,
21449 cgraph_node_set_add, cgraph_node_set_remove,
21450 cgraph_node_set_find, dump_cgraph_node_set,
21451 debug_cgraph_node_set): New functions.
21452 * Makefile.in (ipa.o): Add dependency on GGC_H.
21454 2009-04-20 Ira Rosen <irar@il.ibm.com>
21456 PR tree-optimization/39675
21457 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21458 check of the return code of vect_schedule_slp. Check that
21459 stmt_vec_info still exists for the statement, before checking its
21460 vectorization type.
21462 2009-04-20 Michael Matz <matz@suse.de>
21464 * Makefile.in (generated_files): Take out $(simple_generated_c).
21466 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21468 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21469 (UINTPTR_TYPE): Likewise.
21471 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21474 * c-typeck.c (digest_init): Check for initializing an array with a
21477 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21480 * c-semantics.c (pop_stmt_list): Propagate
21481 STATEMENT_LIST_HAS_LABEL to parent statement list.
21483 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21485 * config/mips/mips.h (mips_tune_attr): New macro.
21486 * config/mips/mips.md (cpu): Use it.
21488 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21491 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21494 2009-04-19 Diego Novillo <dnovillo@google.com>
21496 * toplev.c (compile_file): Move call to coverage_finish ...
21497 * cgraphunit.c (ipa_passes): ... here.
21498 Call cgraph_process_new_functions.
21499 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21500 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21502 2009-04-19 Jan Hubicka <jh@suse.cz>
21504 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21506 (dump_cgraph_node): Dump can throw external flag.
21507 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21509 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21513 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21514 * common.opt (Wlogical-op): Move from here...
21515 * c.opt (Wlogical-op): ... to here.
21516 * c-typeck.c (parser_build_binary_op): Update call to
21517 warn_logical_operator.
21518 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21520 * c-common.c (warn_logical_op): Update.
21521 * c-common.h (warn_logical_op): Update declaration.
21523 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21525 * tree.c (protected_set_expr_location): Fix formatting.
21527 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21530 * c-typeck.c (readonly_warning): new.
21531 (build_unary_op, build_modify_expr): Use readonly_warning for
21532 storing into something readonly but not const-qualified.
21534 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21537 * c-typeck.c (build_unary_op): Check for taking address of
21538 expression of type void.
21540 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21543 * c-typeck.c (build_function_call): Check for calling a function
21544 with qualified void return types. Call require_complete_type when
21547 2009-04-18 Jan Hubicka <jh@suse.cz>
21549 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21551 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21552 can_throw_external flag.
21553 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21554 * ipa-pure-const.c (ignore_edge): New function.
21555 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21556 only over can_throw_external edges.
21557 (local_pure_const): Add nothrow flag.
21558 * ipa-utils.c (searchc): Add ignore_edge callback.
21559 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21560 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21561 (set_nothrow_function_flags): Update cgraph.
21562 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21564 2009-04-18 Richard Guenther <rguenther@suse.de>
21566 PR middle-end/39804
21567 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21568 (fold_stmt): ... this and ...
21569 (fold_stmt_inplace): ... this.
21570 (fold_stmt_1): Fold references in calls and asms.
21571 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21573 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21575 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21576 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21578 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21580 * tree.c (function_args_count): Remove.
21581 * tree.h: Remove the prototype for function_args_count.
21583 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21585 * tree-iterator.c (expr_only): Remove.
21586 * tree.h: Remove the prototype for expr_only.
21588 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21590 * reginfo.c (cannot_change_mode_set_regs): Remove.
21591 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21593 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21595 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21596 whether operands 0 and 1 overlaps.
21598 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21600 PR middle-end/36902
21601 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21602 pointer. Use warning_at instead of warning.
21603 (search_for_addr_array): Likewise.
21604 (check_array_bounds): Likewise.
21605 (check_all_array_refs): Check that the incoming edge is not in the
21606 list of edges to be removed.
21607 (check_all_array_refs): Avoid the temporal pointer.
21608 (vrp_visit_cond_stmt): Fix typo.
21609 (simplify_switch_using_ranges): Handle the case where the switch
21610 index is an integer constant.
21612 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21614 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21616 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21618 * doc/extend.texi, doc/invoke.texi: Fix typos.
21620 2009-04-17 Cary Coutant <ccoutant@google.com>
21622 * tree-flow-inline.h (get_lineno): Fix inverted test.
21624 2009-04-17 Diego Novillo <dnovillo@google.com>
21626 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21627 assertion for AVAIL_OUT.
21629 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21632 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21633 * config/sh/linux-atomic.asm: Likewise.
21635 2009-04-17 Diego Novillo <dnovillo@google.com>
21637 * except.c (debug_eh_tree): New.
21638 (struct eh_region, struct eh_status): Move ...
21639 * except.h: ... here.
21640 (add_type_for_runtime): Declare extern.
21641 (lookup_type_for_runtime): Likewise.
21642 (debug_eh_tree): Declare.
21643 * Makefile.in (GTFILES): List except.h before except.c
21645 2009-04-17 Diego Novillo <dnovillo@google.com>
21647 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21648 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21649 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21650 (find_vars_r): ... here.
21651 * tree-flow.h (find_referenced_vars_in): Declare.
21652 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21653 that AVAIL_OUT exists for BLOCK.
21654 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21655 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21656 (tree-parloops.o): Likewise.
21658 2009-04-17 Simon Baldwin <simonb@google.com>
21660 * toplev.c (default_tree_printer): Add handling for %E format.
21662 2009-04-17 Diego Novillo <dnovillo@google.com>
21664 * tree-pretty-print.c (dump_generic_node): Add break after
21665 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21666 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21667 FUNCTION_TYPE together. Call print_struct_decl when printing
21668 structures and TDF_SLIM is not given.
21669 (print_struct_decl): Fix logic for detecting recursion.
21671 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21674 * gcc.c (create_at_file): New.
21675 (compile_input_file_p): New.
21676 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21677 * main.c (main): Update call to toplev_main.
21678 * toplev.c (toplev_main): Change signature. Call expandargv.
21679 * toplev.h (toplev_main): Change signature.
21681 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21683 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21684 if the latter is not constant.
21686 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21688 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21690 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21692 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21693 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21695 2009-04-17 Richard Guenther <rguenther@suse.de>
21697 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21698 Handle component references view-converting an invariant address.
21700 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21702 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21703 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21704 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21705 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21706 Use @deftypevr rather than @deftypevar.
21708 2009-04-17 Richard Guenther <rguenther@suse.de>
21710 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21711 (get_prop_source_stmt): Likewise.
21712 (can_propagate_from): Likewise.
21714 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21716 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21717 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21718 (--with-multilib-list): Add default value.
21719 * configure: Regenerate.
21720 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21721 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21722 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21723 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21724 Don't add default cpu to multilib list unnecessarily, but do enable
21725 the relevant compiler option..
21726 Add support for --with-multilib-list=<blank> and
21727 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21728 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21729 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21730 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21731 TM_MULTILIB_CONFIG.
21732 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21733 (MULTILIB_OSDIRNAMES): New variable.
21734 * config/sh/t-1e: Delete file.
21735 * config/sh/t-mlib-sh1: Delete file.
21736 * config/sh/t-mlib-sh2: Delete file.
21737 * config/sh/t-mlib-sh2a: Delete file.
21738 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21739 * config/sh/t-mlib-sh2a-single: Delete file.
21740 * config/sh/t-mlib-sh2a-single-only: Delete file.
21741 * config/sh/t-mlib-sh2e: Delete file.
21742 * config/sh/t-mlib-sh3e: Delete file.
21743 * config/sh/t-mlib-sh4: Delete file.
21744 * config/sh/t-mlib-sh4-nofpu: Delete file.
21745 * config/sh/t-mlib-sh4-single: Delete file.
21746 * config/sh/t-mlib-sh4-single-only: Delete file.
21747 * config/sh/t-mlib-sh4a: Delete file.
21748 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21749 * config/sh/t-mlib-sh4a-single: Delete file.
21750 * config/sh/t-mlib-sh4a-single-only: Delete file.
21751 * config/sh/t-mlib-sh4al: Delete file.
21752 * config/sh/t-mlib-sh5-32media: Delete file.
21753 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21754 * config/sh/t-mlib-sh5-64media: Delete file.
21755 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21756 * config/sh/t-mlib-sh5-compact: Delete file.
21757 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21758 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21759 * doc/install.texi (Options specification): Add
21760 --with-multilib-list and --with-endian.
21762 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21764 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21766 (OBJS-common): Add plugin-version.o.
21767 (plugin-version.o): New.
21768 * gcc-plugin.h (plugin_gcc_version): New.
21769 (plugin_default_version_check): New.
21770 (plugin_init_func, plugin_init): Add version argument.
21771 * plugin-version.c: New.
21772 * plugin.c (str_plugin_gcc_version_name): New.
21773 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21774 pass it to the init function.
21775 (plugin_default_version_check): New.
21777 2009-04-17 Richard Guenther <rguenther@suse.de>
21779 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21780 for decl-vs-decl disambiguation.
21782 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21784 * config/s390/s390.h (s390_tune_attr): New macro definition.
21785 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21787 2009-04-17 Richard Guenther <rguenther@suse.de>
21789 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21790 (fold_stmt_r): Likewise.
21791 (maybe_fold_reference): New function.
21792 (fold_gimple_assign): Handle cases fold_stmt_r did.
21793 (fold_stmt): Do not use fold_stmt_r.
21794 (fold_stmt_inplace): Likewise.
21796 2009-04-17 Richard Guenther <rguenther@suse.de>
21798 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21799 (record_equivalences_from_stmt): Remove useless checks and
21801 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21802 the type is already suitable.
21804 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21806 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21808 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21810 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21811 (CMPtype): Define as __gcc_CMPtype.
21813 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21815 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21816 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21818 2009-04-17 Richard Guenther <rguenther@suse.de>
21820 PR tree-optimization/39746
21821 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21822 special-casing for builtins and static variable use/def.
21823 (call_may_clobber_ref_p_1): Likewise.
21825 2009-04-16 Ian Lance Taylor <iant@google.com>
21827 * df.h: Include "timevar.h".
21828 (struct df_problem): Change tv_id field to timevar_id_t.
21829 * tree-pass.h: Include "timevar.h".
21830 (struct opt_pass): Change tv_id field to timevar_id_t.
21831 * timevar.h (timevar_id_t): Define TV_NONE.
21832 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21833 TV_NONE rather than tv_id != 0.
21834 (execute_one_pass): Likewise.
21835 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21836 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21837 dependencies to $(TREE_PASS_H).
21838 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21840 (pass_branch_target_load_optimize2): Likewise.
21841 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21842 (pass_outof_cfg_layout_mode): Likewise.
21843 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21844 (pass_rebuild_cgraph_edges): Likewise.
21845 (pass_remove_cgraph_callee_edges): Likewise.
21846 * df-core.c (pass_df_initialize_opt): Likewise.
21847 (pass_df_initialize_no_opt): Likewise.
21848 (pass_df_finish): Likewise.
21849 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21850 * except.c (pass_set_nothrow_function_flags): Likewise.
21851 (pass_convert_to_eh_region_ranges): Likewise.
21852 * final.c (pass_compute_alignments): Likewise.
21853 * function.c (pass_instantiate_virtual_regs): Likewise.
21854 (pass_init_function): Likewise.
21855 (pass_leaf_regs): Likewise.
21856 (pass_match_asm_constraints): Likewise.
21857 * gimple-low.c (pass_lower_cf): Likewise.
21858 (pass_mark_used_blocks): Likewise.
21859 * init-regs.c (pass_initialize_regs): Likewise.
21860 * integrate.c (pass_initial_value_sets): Likewise.
21861 * ira.c (pass_ira): Likewise.
21862 * jump.c (pass_cleanup_barriers): Likewise.
21863 * omp-low.c (pass_expand_omp): Likewise.
21864 (pass_lower_omp): Likewise.
21865 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21866 * recog.c (pass_split_all_insns): Likewise.
21867 (pass_split_after_reload): Likewise.
21868 (pass_split_before_regstack): Likewise.
21869 (pass_split_before_sched2): Likewise.
21870 (pass_split_for_shorten_branches): Likewise.
21871 * reginfo.c (pass_reginfo_init): Likewise.
21872 (pass_subregs_of_mode_init): Likewise.
21873 (pass_subregs_of_mode_finish): Likewise.
21874 * passes.c (pass_postreload): Likewise.
21875 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21876 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21877 (pass_warn_function_return): Likewise.
21878 (pass_warn_function_noreturn): Likewise.
21879 * tree-complex.c (pass_lower_complex): Likewise.
21880 (pass_lower_complex_O0): Likewise.
21881 * tree-if-conv.c (pass_if_conversion): Likewise.
21882 * tree-into-ssa.c (pass_build_ssa): Likewise.
21883 * tree-mudflap.c (pass_mudflap_1): Likewise.
21884 (pass_mudflap_2): Likewise.
21885 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21886 (pass_mudflap_2): Likewise.
21887 * tree-nrv.c (pass_return_slot): Likewise.
21888 * tree-object-size.c (pass_object_sizes): Likewise.
21889 * tree-optimize.c (pass_all_optimizations): Likewise.
21890 (pass_early_local_passes): Likewise.
21891 (pass_all_early_optimizations): Likewise.
21892 (pass_cleanup_cfg): Likewise.
21893 (pass_cleanup_cfg_post_optimizing): Likewise.
21894 (pass_free_datastructures): Likewise.
21895 (pass_free_cfg_annotations): Likewise.
21896 (pass_fixup_cfg): Likewise.
21897 (pass_init_datastructures): Likewise.
21898 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21899 (pass_late_warn_uninitialized): Likewise.
21900 (pass_update_address_taken): Likewise.
21901 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21902 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21903 (pass_cse_sincos): Likewise.
21904 (pass_convert_to_rsqrt): Likewise.
21905 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21906 * tree-stdarg.c (pass_stdarg): Likewise.
21907 * tree-tailcall.c (pass_tail_recursion): Likewise.
21908 (pass_tail_calls): Likewise.
21909 * tree-vect-generic.c (pass_lower_vector): Likewise.
21910 (pass_lower_vector_ssa): Likewise.
21911 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21913 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21915 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21917 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21919 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21920 logical and signext.
21922 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21925 * config/sh/predicates.md (arith_operand): Check if the operand
21926 of TRUNCATE is a REG.
21928 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21930 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21931 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21933 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21935 * tree-iterator.c (tsi_split_statement_list_after,
21936 tsi_split_statement_list_before): Remove.
21937 * tree-iterator.h: Remove the prototypes for
21938 tsi_split_statement_list_after and tsi_split_statement_list_before.
21940 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21942 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21943 * tree-ssa-propagate.h: Remove the prototype for
21944 stmt_makes_single_load.
21946 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21948 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21949 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21951 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21953 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21955 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21957 * except.c (eh_region_outer_p): Remove.
21958 * except.h: Remove the prototype for eh_region_outer_p.
21960 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21962 * function.c (current_function_assembler_name): Remove.
21963 * function.h: Remove the prototype for
21964 current_function_assembler_name.
21966 2009-04-16 Ian Lance Taylor <iant@google.com>
21968 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21969 (add_reg_note): Call alloc_reg_note.
21970 * rtl.h (alloc_reg_note): Declare.
21971 * combine.c (try_combine): Use alloc_reg_note.
21972 (recog_for_combine, move_deaths): Likewise.
21973 (distribute_notes): Use alloc_reg_note and add_reg_note.
21974 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21975 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21976 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21978 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21980 PR rtl-optimization/39762
21981 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21982 ira_may_move_out_cost): Add comments about way of their usage.
21983 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21985 * ira-conflicts.c (process_regs_for_copy): Use function
21986 ira_get_register_move_cost instead of global
21987 ira_register_move_cost.
21989 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21990 color_pass, move_spill_restore, update_curr_costs): Ditto.
21992 * ira-lives.c (process_single_reg_class_operands): Ditto.
21994 * ira-emit.c (emit_move_list): Ditto.
21996 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21997 (record_reg_classes): Ditto. Use functions
21998 ira_get_register_move_cost and ira_get_may_move_cost instead of
21999 global vars ira_register_move_cost, ira_may_move_out_cost and
22000 ira_may_move_in_cost.
22001 (record_address_regs): Don't call ira_init_register_move_cost.
22002 Use function ira_get_may_move_cost instead of global
22003 ira_may_move_in_cost.
22004 (process_bb_node_for_hard_reg_moves): Use function
22005 ira_get_register_move_cost instead of global ira_register_move_cost.
22006 (ira_costs): Don't call ira_init_register_move_cost.
22008 2009-04-16 Richard Guenther <rguenther@suse.de>
22010 * tree-cfg.c (verify_gimple_assign_binary):
22011 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22012 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22013 (create_general_new_stmt): Note that this function is broken.
22015 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22017 * common.opt (fhelp): Add Var(help_flag).
22018 * gcc-plugin.h (plugin_info): Add help.
22019 * plugin.c (plugin_name_args): Add help.
22020 (register_plugin_info): Set plugin->help.
22021 (print_help_one_plugin): New.
22022 (print_plugins_help): New.
22023 * plugin.h (print_plugins_help): New.
22024 * toplev.c (toplev_main): Call print_plugins_help if needed.
22026 2009-04-16 Richard Guenther <rguenther@suse.de>
22028 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22029 (gimple_ior_addresses_taken_1): New function.
22030 (gimple_ior_addresses_taken): Likewise.
22031 * gimple.h (struct gimple_statement_with_ops_base): Remove
22032 addresses_taken member.
22033 (gimple_ior_addresses_taken): Declare.
22034 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22035 gimple_set_addresses_taken): Remove.
22036 * ipa-reference.c (mark_address): New function.
22037 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22038 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22039 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22040 (gimple_add_to_addresses_taken): Remove.
22041 (get_tmr_operands): Call mark_address_taken.
22042 (get_asm_expr_operands): Likewise.
22043 (get_expr_operands): Likewise.
22044 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22045 (free_stmt_operands): Do not free it.
22046 * tree-ssa.c (delete_tree_ssa): Likewise.
22047 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22049 2009-04-16 Richard Guenther <rguenther@suse.de>
22051 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22052 (walk_stmt_load_store_ops): Likewise.
22053 * gimple.c (get_base_loadstore): New function.
22054 (walk_stmt_load_store_addr_ops): Likewise.
22055 (walk_stmt_load_store_ops): Likewise.
22056 * ipa-pure-const.c (check_op): Simplify.
22057 (check_load, check_store): New functions.
22058 (check_stmt): Use walk_stmt_load_store_ops.
22059 * ipa-reference.c (mark_load): Adjust signature.
22060 (mark_store): Likewise.
22061 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22063 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22065 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22066 (plugin_info): New.
22067 * opts.c (common_handle_option): Don't call print_version.
22068 * plugin.c (plugin_name_args): Add version.
22069 (register_plugin_info): New.
22070 (register_callback): Handle PLUGIN_INFO.
22071 (try_init_one_plugin): New.
22072 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22074 (finalize_one_plugin): New.
22075 (finalize_plugins): New.
22076 (print_one_plugin): New.
22077 (print_plugins_versions): New.
22078 * plugin.h (print_plugins_versions): New.
22079 (finalize_plugins): New.
22080 * toplev.c (compile_file): Don't call initialize_plugins.
22081 (print_version): Call print_plugins_versions.
22082 (toplev_main): Call initialize_plugins. Print version if needed.
22083 Call finalize_plugins.
22085 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22087 * common.opt (fversion): New.
22088 * gcc.c (print_version): New.
22089 (process_command): Don't print the version. Just set print_version.
22090 (main): Print version. Call subprocesses if print_version and
22091 verbose_flag are set.
22092 * opts.c (common_handle_option): Handle OPT_fversion.
22094 2009-04-16 Richard Guenther <rguenther@suse.de>
22095 Ira Rosen <irar@il.ibm.com>
22097 PR tree-optimization/39698
22098 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22099 type of the reduction variable. Only generate the def if
22102 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22103 make sure to first convert to an integer of the same precision.
22104 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22105 the type of the evolution correctly in computing the new
22106 induction variable base.
22108 2009-04-16 Richard Guenther <rguenther@suse.de>
22110 PR middle-end/39625
22111 * tree-cfg.c (make_blocks): Split statements with to-be
22112 abnormal SSA names on the lhs.
22114 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22116 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22117 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22118 * c-typeck.c (really_start_incremental_init): Likewise.
22119 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22120 (TARGET_INITIALIZER): Remove it.
22121 * target.h (struct target): Remove vector_opaque_p.
22122 * tree.c (build_opaque_vector_type): New.
22123 * tree.h (TYPE_VECTOR_OPAQUE): New.
22124 (build_opaque_vector_type): Declare.
22125 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22126 * config/rs6000/rs6000.c (build_opaque_vector_type,
22127 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22128 (rs6000_init_builtins): Use build_opaque_vector_type for
22129 opaque_V4SI_type_node.
22131 2009-04-15 Catherine Moore <clm@codesourcery.com>
22133 * debug.h (set_name): Declare.
22134 * dwarf2out.c (dwarf2out_set_name): Declare.
22135 (dwarf2_debug_hooks): Add set_name.
22136 (find_AT_string): New.
22137 (add_AT_string): Call find_AT_string.
22138 (dwarf2out_set_name): New.
22139 * cp/decl.c (grokdeclarator): Call set_name.
22140 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22141 * debug.c (do_nothing_debug_hooks): Likewise.
22142 * dbxout.c (dbx_debug_hooks): Likewise.
22143 * sdbout.c (sdb_debug_hooks): Likewise.
22145 2009-04-15 Michael Eager <eager@eagercon.com>
22147 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22148 reg for single-precision FPU.
22149 * config/rs6000/rs6000.md (movsi_internal1): Only for
22150 !TARGET_SINGLE_FPU.
22151 (movsi_internal1_single): New. Add pattern to move SI values to/from
22152 single-precision FP regs.
22154 2009-04-15 Richard Guenther <rguenther@suse.de>
22156 * omp-low.c (lower_rec_input_clauses): Build correct address
22158 (expand_omp_for_generic): Fix multiplication type.
22159 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22160 (generate_memset_zero): Fix types.
22161 * tree-profile.c (prepare_instrumented_value): Correctly
22164 2009-04-15 Ian Lance Taylor <iant@google.com>
22166 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22167 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22168 for -Wall and for -Wc++-compat.
22169 (c_common_post_options): For C++, set warn_enum_compare if not
22171 * c-tree.h (struct c_expr): Add field original_type.
22172 (build_external_ref): Update declaration.
22173 * c-parser.c (c_parser_braced_init): Set original_type.
22174 (c_parser_initelt): Likewise.
22175 (c_parser_expr_no_commas): Likewise.
22176 (c_parser_conditional_expression): Likewise.
22177 (c_parser_cast_expression): Likewise.
22178 (c_parser_unary_expression): Likewise. Pull setting of
22179 original_code to top of function.
22180 (c_parser_sizeof_expression): Set original_type.
22181 (c_parser_alignof_expression): Likewise.
22182 (c_parser_postfix_expression): Likewise. Pull setting of
22183 original_code to top of function.
22184 (c_parser_postfix_expression_after_paren_type): Set original_type.
22185 (c_parser_postfix_expression_after_primary): Likewise.
22186 (c_parser_expression): Likewise.
22187 * c-typeck.c (build_external_ref): Add type parameter. Change all
22189 (c_expr_sizeof_expr): Set original_type field.
22190 (parser_build_unary_op): Likewise.
22191 (parser_build_binary_op): Likewise. Optionally warn about
22192 comparisons of enums of different types.
22193 (digest_init): Set original_type field.
22194 (really_start_incremental_init): Likewise.
22195 (push_init_level, pop_init_level): Likewise.
22196 * doc/invoke.texi (Warning Options): -Wenum-compare now
22199 2009-04-15 Richard Guenther <rguenther@suse.de>
22201 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22202 out a necessary conversion.
22203 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22204 names we didn't value number.
22205 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22207 2009-04-15 Richard Guenther <rguenther@suse.de>
22209 PR tree-optimization/39764
22210 * tree-ssa-ccp.c (get_value): Canonicalize value with
22211 canonicalize_float_value.
22213 2009-04-15 Jan Hubicka <jh@suse.cz>
22215 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22216 Wrong version of patch.
22218 2009-04-15 Jan Hubicka <jh@suse.cz>
22220 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22222 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22224 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22225 our distinct integral and vector types.
22227 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22229 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22230 * init.c (build_vtbl_address): Remove call to assemble_external.
22232 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22234 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22235 output for other floating point modes.
22237 2009-04-14 Diego Novillo <dnovillo@google.com>
22239 * diagnostic.c (diagnostic_report_diagnostic): Do not
22240 warn about loaded plugins for DK_ERROR and DK_WARNING.
22241 * c-decl.c (declspecs_add_type): Move call to
22242 invoke_plugin_callbacks ...
22243 * c-parser.c (c_parser_declspecs): ... here.
22244 * plugin.c (dump_active_plugins): Tidy output.
22246 2009-04-14 Diego Novillo <dnovillo@google.com>
22247 Le-Chun Wu <lcwu@google.com>
22249 * configure.ac: Add --enable-plugin support.
22250 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22251 * Makefile.in (PLUGIN_H): Define.
22252 Export ENABLE_PLUGIN and GMPINC to site.exp.
22253 Add PLUGINLIBS to link command.
22254 Add/modify dependencies for plugin.o and files including plugin.h.
22256 * config.in: Regenerate.
22258 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22261 2009-04-14 Le-Chun Wu <lcwu@google.com>
22263 * tree-pass.h (register_one_dump_file): Add a prototype for
22264 register_one_dump_file.
22265 * toplev.c (compile_file): Call initialize_plugins.
22266 (do_compile): Call invoke_plugin_callbacks.
22267 (toplev_main): Call invoke_plugin_callbacks.
22268 * common.opt: Add -fplugin= and -fplugin-arg-.
22269 * gcc-plugin.h: New public header file for plugins to include.
22270 * plugin.c: New source file.
22271 * plugin.h: New internal header file.
22272 * passes.c (register_one_dump_file): Make it external.
22274 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22276 2009-04-14 Diego Novillo <dnovillo@google.com>
22278 * doc/plugins.texi: New.
22279 * doc/gccint.texi: Add reference to Plugins chapter.
22280 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22281 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22282 loaded plugins, if any.
22283 * timevar.def (TV_PLUGIN_INIT): Define.
22284 (TV_PLUGIN_RUN): Define.
22285 * plugin.c: Include timevar.h
22286 (plugins_active_p): New.
22287 (dump_active_plugins): New.
22288 (debug_active_plugins): New.
22290 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22292 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22294 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22296 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22298 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22299 the same as a minus without a shift.
22301 2009-04-14 Nick Clifton <nickc@redhat.com>
22303 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22304 comparisons with small integers will always produce a short
22307 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22310 2008-12-19 Diego Novillo <dnovillo@google.com>
22312 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22314 2009-04-14 Richard Guenther <rguenther@suse.de>
22316 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22318 (verify_gimple_assign_binary): Likewise. Handle shifts and
22320 (verify_gimple_phi): Print the mismatched argument position.
22321 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22323 (vect_update_init_of_dr): Likewise.
22324 * matrix-reorg.c (transform_access_sites): Do what the
22326 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22328 2009-04-13 Michael Eager <eager@eagercon.com>
22330 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22331 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22332 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22333 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22334 remove duplicate config
22336 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22338 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22339 file_name:line_number type locator of the call site.
22341 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22343 * genautomata.c: Put blank after comma.
22344 (automaton_decls): New.
22345 (struct unit_usage): Add comments to member next.
22346 (store_alt_unit_usage): Keep the list ordered.
22347 (unit_present_on_list_p, equal_alternatives_p): New.
22348 (check_regexp_units_distribution): Check units distribution
22349 correctness correctly.
22350 (main): Don't write automata if error is found. Return correct
22353 * config/m68k/cf.md (cfv4_ds): Remove.
22354 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22355 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22357 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22358 power4-load-ext, power4-store, power4-store-update,
22359 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22360 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22361 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22362 power4-sqrt, power4-isync): Modify reservation to make correct
22363 unit distribution to automata.
22365 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22366 power5-store-update, power5-two, power5-three, power5-lmul,
22367 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22369 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22371 * except.c (pass_set_nothrow_function_flags): Set name and add
22373 (set_nothrow_function_flags): Mention in the dump file when
22374 changing a function to nothrow.
22376 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22379 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22380 instead of unsigned long.
22382 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22384 * config/arm/arm.c (return_used_this_function): Remove.
22385 (arm_output_function_prologue): Remove use of
22386 return_used_this_function.
22387 (output_return_instruction): Replace use of
22388 return_used_this_function
22389 by cfun->machine->return_used_this_function.
22390 (arm_output_epilogue): Likewise.
22391 (arm_output_function_epilogue): Likewise.
22392 (thumb_unexpanded_epilogue): Likewise.
22393 * config/arm/arm.h (struct machine_function):
22394 New member return_used_this_function.
22396 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22398 * doc/install.texi: Correct description of default directory for
22399 --with-gxx-include-dir.
22401 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22403 * fold-const.c (build_range_check): Properly deal with enumeral and
22404 boolean base types.
22406 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22408 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22409 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22410 * params.h (MAX_GCSE_PASSES): Remove.
22411 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22412 in sequence. Remove ability to run multiple passes.
22413 (bypass_jumps): Report run as third CPROP pass.
22415 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22417 PR middle-end/39651
22418 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22419 when deciding whether the whole SEQUENCE can throw.
22421 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22424 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22425 offseted label references.
22427 2009-04-11 Jan Hubicka <jh@suse.cz>
22429 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22431 2009-04-11 Richard Guenther <rguenther@suse.de>
22433 PR middle-end/39732
22434 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22435 return variables as TREE_ADDRESSABLE.
22437 2009-04-11 Richard Guenther <rguenther@suse.de>
22439 PR tree-optimization/39713
22440 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22441 reference trees have SSA_NAME operands.
22443 2009-04-11 Richard Guenther <rguenther@suse.de>
22446 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22447 address expressions.
22449 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22451 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22452 match changes in Cygwin 1.7
22453 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22454 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22456 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22458 PR tree-optimization/39701
22459 * doc/invoke.texi (Optimization Options): Document change in
22460 meaning and initialization of -fdelete-null-pointer-checks.
22462 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22464 PR middle-end/39701
22465 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22467 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22470 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22472 2009-04-10 Chao-ying Fu <fu@mips.com>
22474 * doc/tm.texi (Instruction Output): Document
22475 TARGET_ASM_FINAL_POSTSCAN_INSN.
22476 * target.h (final_postscan_insn): New field in asm_out.
22477 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22478 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22479 * final.c (final_scan_insn): Call
22480 targetm.asm_out.final_postscan_insn after outputting
22481 an asm macro and a normal instruction.
22483 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22484 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22485 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22486 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22487 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22489 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22491 PR middle-end/39701
22492 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22493 variables as non-NULL even with -fdelete-null-pointer-checks.
22495 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22497 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22499 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22502 * config/i386/i386.c (classify_argument): Handle SCmode with
22503 (bit_offset % 64) != 0.
22505 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22507 * doc/invoke.texi (Optimize Options): Add cross-reference to
22508 -Q --help=optimizers examples.
22510 2009-04-10 Ben Elliston <bje@au.ibm.com>
22513 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22514 regalign for the reg == fpr and TDmode case.
22516 2009-04-09 David Ayers <ayers@fsfe.org>
22519 * objc/objc-act.c (warn_with_method): Remove helper function.
22520 (check_duplicates): Call warning and inform directly.
22521 (really_start_method): Likewise.
22523 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22525 * expmed.c (expand_divmod): Always use a comparison for a division
22526 by a large unsigned integer.
22528 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22529 for things others than variables or functions as nonzero.
22531 2009-04-09 Nick Clifton <nickc@redhat.com>
22533 * unwind-compat.c: Change copyright header to refer to version
22534 3 of the GNU General Public License with version 3.1 of the
22535 GCC Runtime Library Exception and to point readers at the
22536 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22537 * config/alpha/crtfastmath.c: Likewise.
22538 * config/alpha/linux-unwind.h: Likewise.
22539 * config/alpha/qrnnd.asm: Likewise.
22540 * config/alpha/vms-crt0-64.c: Likewise.
22541 * config/alpha/vms-crt0.c: Likewise.
22542 * config/alpha/vms-dwarf2.asm: Likewise.
22543 * config/alpha/vms-dwarf2eh.asm: Likewise.
22544 * config/alpha/vms-psxcrt0-64.c: Likewise.
22545 * config/alpha/vms-psxcrt0.c: Likewise.
22546 * config/alpha/vms_tramp.asm: Likewise.
22547 * config/arc/initfini.c: Likewise.
22548 * config/arc/lib1funcs.asm: Likewise.
22549 * config/arm/bpabi-v6m.S: Likewise.
22550 * config/arm/bpabi.S: Likewise.
22551 * config/arm/bpabi.c: Likewise.
22552 * config/arm/crti.asm: Likewise.
22553 * config/arm/crtn.asm: Likewise.
22554 * config/arm/ieee754-df.S: Likewise.
22555 * config/arm/ieee754-sf.S: Likewise.
22556 * config/arm/lib1funcs.asm: Likewise.
22557 * config/arm/libunwind.S: Likewise.
22558 * config/arm/linux-atomic.c: Likewise.
22559 * config/arm/mmintrin.h: Likewise.
22560 * config/arm/pr-support.c: Likewise.
22561 * config/arm/unaligned-funcs.c: Likewise.
22562 * config/arm/unwind-arm.c: Likewise.
22563 * config/arm/unwind-arm.h: Likewise.
22564 * config/avr/libgcc.S: Likewise.
22565 * config/bfin/crti.s: Likewise.
22566 * config/bfin/crtlibid.s: Likewise.
22567 * config/bfin/crtn.s: Likewise.
22568 * config/bfin/lib1funcs.asm: Likewise.
22569 * config/bfin/linux-unwind.h: Likewise.
22570 * config/cris/arit.c: Likewise.
22571 * config/cris/cris_abi_symbol.c: Likewise.
22572 * config/darwin-64.c: Likewise.
22573 * config/darwin-crt2.c: Likewise.
22574 * config/darwin-crt3.c: Likewise.
22575 * config/darwin.h: Likewise.
22576 * config/dbxelf.h: Likewise.
22577 * config/dfp-bit.c: Likewise.
22578 * config/dfp-bit.h: Likewise.
22579 * config/elfos.h: Likewise.
22580 * config/fixed-bit.c: Likewise.
22581 * config/fixed-bit.h: Likewise.
22582 * config/fp-bit.c: Likewise.
22583 * config/fp-bit.h: Likewise.
22584 * config/fr30/crti.asm: Likewise.
22585 * config/fr30/crtn.asm: Likewise.
22586 * config/fr30/lib1funcs.asm: Likewise.
22587 * config/freebsd-spec.h: Likewise.
22588 * config/frv/cmovd.c: Likewise.
22589 * config/frv/cmovh.c: Likewise.
22590 * config/frv/cmovw.c: Likewise.
22591 * config/frv/frvbegin.c: Likewise.
22592 * config/frv/frvend.c: Likewise.
22593 * config/frv/lib1funcs.asm: Likewise.
22594 * config/glibc-stdint.h: Likewise.
22595 * config/h8300/clzhi2.c: Likewise.
22596 * config/h8300/crti.asm: Likewise.
22597 * config/h8300/crtn.asm: Likewise.
22598 * config/h8300/ctzhi2.c: Likewise.
22599 * config/h8300/fixunssfsi.c: Likewise.
22600 * config/h8300/lib1funcs.asm: Likewise.
22601 * config/h8300/parityhi2.c: Likewise.
22602 * config/h8300/popcounthi2.c: Likewise.
22603 * config/i386/ammintrin.h: Likewise.
22604 * config/i386/att.h: Likewise.
22605 * config/i386/avxintrin.h: Likewise.
22606 * config/i386/biarch64.h: Likewise.
22607 * config/i386/bmmintrin.h: Likewise.
22608 * config/i386/cpuid.h: Likewise.
22609 * config/i386/cross-stdarg.h: Likewise.
22610 * config/i386/crtfastmath.c: Likewise.
22611 * config/i386/crtprec.c: Likewise.
22612 * config/i386/cygming-crtbegin.c: Likewise.
22613 * config/i386/cygming-crtend.c: Likewise.
22614 * config/i386/cygwin.asm: Likewise.
22615 * config/i386/emmintrin.h: Likewise.
22616 * config/i386/gmm_malloc.h: Likewise.
22617 * config/i386/gthr-win32.c: Likewise.
22618 * config/i386/i386.h: Likewise.
22619 * config/i386/immintrin.h: Likewise.
22620 * config/i386/linux-unwind.h: Likewise.
22621 * config/i386/linux64.h: Likewise.
22622 * config/i386/mm3dnow.h: Likewise.
22623 * config/i386/mmintrin-common.h: Likewise.
22624 * config/i386/mmintrin.h: Likewise.
22625 * config/i386/nmmintrin.h: Likewise.
22626 * config/i386/pmm_malloc.h: Likewise.
22627 * config/i386/pmmintrin.h: Likewise.
22628 * config/i386/smmintrin.h: Likewise.
22629 * config/i386/sol2-c1.asm: Likewise.
22630 * config/i386/sol2-ci.asm: Likewise.
22631 * config/i386/sol2-cn.asm: Likewise.
22632 * config/i386/sol2-gc1.asm: Likewise.
22633 * config/i386/tmmintrin.h: Likewise.
22634 * config/i386/unix.h: Likewise.
22635 * config/i386/w32-unwind.h: Likewise.
22636 * config/i386/wmmintrin.h: Likewise.
22637 * config/i386/x86-64.h: Likewise.
22638 * config/i386/x86intrin.h: Likewise.
22639 * config/i386/xmmintrin.h: Likewise.
22640 * config/ia64/crtbegin.asm: Likewise.
22641 * config/ia64/crtend.asm: Likewise.
22642 * config/ia64/crtfastmath.c: Likewise.
22643 * config/ia64/crti.asm: Likewise.
22644 * config/ia64/crtn.asm: Likewise.
22645 * config/ia64/fde-glibc.c: Likewise.
22646 * config/ia64/lib1funcs.asm: Likewise.
22647 * config/ia64/linux-unwind.h: Likewise.
22648 * config/ia64/quadlib.c: Likewise.
22649 * config/ia64/unwind-ia64.c: Likewise.
22650 * config/linux.h: Likewise.
22651 * config/m32c/m32c-lib1.S: Likewise.
22652 * config/m32c/m32c-lib2-trapv.c: Likewise.
22653 * config/m32c/m32c-lib2.c: Likewise.
22654 * config/m32r/initfini.c: Likewise.
22655 * config/m68hc11/larith.asm: Likewise.
22656 * config/m68hc11/m68hc11-crt0.S: Likewise.
22657 * config/m68k/cf.md: Likewise.
22658 * config/m68k/crti.s: Likewise.
22659 * config/m68k/crtn.s: Likewise.
22660 * config/m68k/lb1sf68.asm: Likewise.
22661 * config/m68k/linux-unwind.h: Likewise.
22662 * config/mcore/crti.asm: Likewise.
22663 * config/mcore/crtn.asm: Likewise.
22664 * config/mcore/lib1.asm: Likewise.
22665 * config/mips/linux-unwind.h: Likewise.
22666 * config/mips/loongson.h: Likewise.
22667 * config/mips/mips16.S: Likewise.
22668 * config/mmix/crti.asm: Likewise.
22669 * config/mmix/crtn.asm: Likewise.
22670 * config/pa/fptr.c: Likewise.
22671 * config/pa/hpux-unwind.h: Likewise.
22672 * config/pa/lib2funcs.asm: Likewise.
22673 * config/pa/linux-atomic.c: Likewise.
22674 * config/pa/linux-unwind.h: Likewise.
22675 * config/pa/milli64.S: Likewise.
22676 * config/pa/quadlib.c: Likewise.
22677 * config/pa/stublib.c: Likewise.
22678 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22679 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22680 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22681 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22682 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22683 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22684 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22685 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22686 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22687 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22688 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22689 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22690 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22691 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22692 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22693 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22694 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22695 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22696 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22697 * config/rs6000/750cl.h: Likewise.
22698 * config/rs6000/altivec.h: Likewise.
22699 * config/rs6000/biarch64.h: Likewise.
22700 * config/rs6000/crtresfpr.asm: Likewise.
22701 * config/rs6000/crtresgpr.asm: Likewise.
22702 * config/rs6000/crtresxfpr.asm: Likewise.
22703 * config/rs6000/crtresxgpr.asm: Likewise.
22704 * config/rs6000/crtsavfpr.asm: Likewise.
22705 * config/rs6000/crtsavgpr.asm: Likewise.
22706 * config/rs6000/darwin-asm.h: Likewise.
22707 * config/rs6000/darwin-fallback.c: Likewise.
22708 * config/rs6000/darwin-fpsave.asm: Likewise.
22709 * config/rs6000/darwin-ldouble.c: Likewise.
22710 * config/rs6000/darwin-tramp.asm: Likewise.
22711 * config/rs6000/darwin-unwind.h: Likewise.
22712 * config/rs6000/darwin-vecsave.asm: Likewise.
22713 * config/rs6000/darwin-world.asm: Likewise.
22714 * config/rs6000/e500crtres32gpr.asm: Likewise.
22715 * config/rs6000/e500crtres64gpr.asm: Likewise.
22716 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22717 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22718 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22719 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22720 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22721 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22722 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22723 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22724 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22725 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22726 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22727 * config/rs6000/eabi-ci.asm: Likewise.
22728 * config/rs6000/eabi-cn.asm: Likewise.
22729 * config/rs6000/eabi.asm: Likewise.
22730 * config/rs6000/linux-unwind.h: Likewise.
22731 * config/rs6000/linux64.h: Likewise.
22732 * config/rs6000/paired.h: Likewise.
22733 * config/rs6000/paired.md: Likewise.
22734 * config/rs6000/ppc64-fp.c: Likewise.
22735 * config/rs6000/ppu_intrinsics.h: Likewise.
22736 * config/rs6000/rs6000.h: Likewise.
22737 * config/rs6000/si2vmx.h: Likewise.
22738 * config/rs6000/sol-ci.asm: Likewise.
22739 * config/rs6000/sol-cn.asm: Likewise.
22740 * config/rs6000/spe.h: Likewise.
22741 * config/rs6000/spu2vmx.h: Likewise.
22742 * config/rs6000/sysv4.h: Likewise.
22743 * config/rs6000/tramp.asm: Likewise.
22744 * config/rs6000/vec_types.h: Likewise.
22745 * config/s390/linux-unwind.h: Likewise.
22746 * config/s390/tpf-unwind.h: Likewise.
22747 * config/score/crti.asm: Likewise.
22748 * config/score/crtn.asm: Likewise.
22749 * config/sh/crt1.asm: Likewise.
22750 * config/sh/crti.asm: Likewise.
22751 * config/sh/crtn.asm: Likewise.
22752 * config/sh/divtab-sh4-300.c: Likewise.
22753 * config/sh/divtab-sh4.c: Likewise.
22754 * config/sh/divtab.c: Likewise.
22755 * config/sh/lib1funcs-4-300.asm: Likewise.
22756 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22757 * config/sh/lib1funcs.asm: Likewise.
22758 * config/sh/lib1funcs.h: Likewise.
22759 * config/sh/linux-atomic.asm: Likewise.
22760 * config/sh/linux-unwind.h: Likewise.
22761 * config/sh/shmedia.h: Likewise.
22762 * config/sh/sshmedia.h: Likewise.
22763 * config/sh/ushmedia.h: Likewise.
22764 * config/sparc/crtfastmath.c: Likewise.
22765 * config/sparc/linux-unwind.h: Likewise.
22766 * config/sparc/sol2-c1.asm: Likewise.
22767 * config/sparc/sol2-ci.asm: Likewise.
22768 * config/sparc/sol2-cn.asm: Likewise.
22769 * config/spu/divmodti4.c: Likewise.
22770 * config/spu/divv2df3.c: Likewise.
22771 * config/spu/float_disf.c: Likewise.
22772 * config/spu/float_unsdidf.c: Likewise.
22773 * config/spu/float_unsdisf.c: Likewise.
22774 * config/spu/float_unssidf.c: Likewise.
22775 * config/spu/mfc_multi_tag_release.c: Likewise.
22776 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22777 * config/spu/mfc_tag_release.c: Likewise.
22778 * config/spu/mfc_tag_reserve.c: Likewise.
22779 * config/spu/mfc_tag_table.c: Likewise.
22780 * config/spu/multi3.c: Likewise.
22781 * config/spu/spu_internals.h: Likewise.
22782 * config/spu/spu_intrinsics.h: Likewise.
22783 * config/spu/spu_mfcio.h: Likewise.
22784 * config/spu/vec_types.h: Likewise.
22785 * config/spu/vmx2spu.h: Likewise.
22786 * config/stormy16/stormy16-lib2.c: Likewise.
22787 * config/svr4.h: Likewise.
22788 * config/sync.c: Likewise.
22789 * config/v850/lib1funcs.asm: Likewise.
22790 * config/vxlib-tls.c: Likewise.
22791 * config/vxlib.c: Likewise.
22792 * config/vxworks-dummy.h: Likewise.
22793 * config/xtensa/crti.asm: Likewise.
22794 * config/xtensa/crtn.asm: Likewise.
22795 * config/xtensa/ieee754-df.S: Likewise.
22796 * config/xtensa/ieee754-sf.S: Likewise.
22797 * config/xtensa/lib1funcs.asm: Likewise.
22798 * config/xtensa/lib2funcs.S: Likewise.
22799 * config/xtensa/linux-unwind.h: Likewise.
22800 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22801 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22802 * coretypes.h: Likewise.
22803 * crtstuff.c: Likewise.
22804 * defaults.h: Likewise.
22805 * dwarf2.h: Likewise.
22806 * emutls.c: Likewise.
22807 * gbl-ctors.h: Likewise.
22808 * gcov-io.h: Likewise.
22809 * ginclude/float.h: Likewise.
22810 * ginclude/iso646.h: Likewise.
22811 * ginclude/stdarg.h: Likewise.
22812 * ginclude/stdbool.h: Likewise.
22813 * ginclude/stddef.h: Likewise.
22814 * ginclude/stdfix.h: Likewise.
22815 * ginclude/stdint-gcc.h: Likewise.
22816 * ginclude/tgmath.h: Likewise.
22817 * gthr-aix.h: Likewise.
22818 * gthr-dce.h: Likewise.
22819 * gthr-gnat.c: Likewise.
22820 * gthr-gnat.h: Likewise.
22821 * gthr-lynx.h: Likewise.
22822 * gthr-mipssde.h: Likewise.
22823 * gthr-nks.h: Likewise.
22824 * gthr-posix.c: Likewise.
22825 * gthr-posix.h: Likewise.
22826 * gthr-posix95.h: Likewise.
22827 * gthr-rtems.h: Likewise.
22828 * gthr-single.h: Likewise.
22829 * gthr-solaris.h: Likewise.
22830 * gthr-tpf.h: Likewise.
22831 * gthr-vxworks.h: Likewise.
22832 * gthr-win32.h: Likewise.
22833 * gthr.h: Likewise.
22834 * libgcc2.c: Likewise.
22835 * libgcc2.h: Likewise.
22836 * libgcov.c: Likewise.
22837 * tsystem.h: Likewise.
22838 * typeclass.h: Likewise.
22839 * unwind-c.c: Likewise.
22840 * unwind-compat.h: Likewise.
22841 * unwind-dw2-fde-compat.c: Likewise.
22842 * unwind-dw2-fde-darwin.c: Likewise.
22843 * unwind-dw2-fde-glibc.c: Likewise.
22844 * unwind-dw2-fde.c: Likewise.
22845 * unwind-dw2-fde.h: Likewise.
22846 * unwind-dw2.c: Likewise.
22847 * unwind-dw2.h: Likewise.
22848 * unwind-generic.h: Likewise.
22849 * unwind-pe.h: Likewise.
22850 * unwind-sjlj.c: Likewise.
22851 * unwind.inc: Likewise.
22852 * config/arm/neon-gen.ml: Change generated copyright header to
22853 refer to version 3 of the GNU General Public License with
22854 version 3.1 of the GCC Runtime Library Exception and to point
22855 readers at the COPYING3 and COPYING3.RUNTIME files and the
22856 FSF's license web page.
22857 * config/arm/arm_neon.h: Regenerate.
22859 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22861 * config/cris/cris.md: Change copyright header to refer to version
22862 3 of the GNU General Public License.
22863 * doc/install.texi2html: Change copyright header to refer to version
22864 3 of the GNU General Public License and to point readers at the
22865 COPYING3 file and the FSF's license web page.
22866 * config/vax/linux.h: Likewise.
22868 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22870 * config/i386/i386.md (cmpcc): New.
22871 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22872 (sync_compare_and_swap_cc*): Delete.
22874 * config/s390/s390.c (s390_compare_emitted): Remove.
22875 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22876 s390_compare_emitted used to be handled. Assert that modes match.
22877 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22878 refer to sync_compare_and_swap_ccsi.
22879 * config/s390/s390.h (s390_compare_emitted): Remove.
22880 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22881 instead of s390_compare_emitted.
22882 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22883 instead of s390_compare_emitted.
22884 * config/s390/s390.md (cmpcc): New.
22885 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22886 CC_REGNUM, do not pretend it's set.
22887 (sync_compare_and_swap_cc*): Delete.
22888 * config/s390/predicates.md (cc_reg_operand): New.
22890 * expr.c (sync_compare_and_swap_cc): Delete.
22891 * optabs.h (sync_compare_and_swap_cc): Delete.
22892 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22893 is being used with can_compare_p.
22894 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22895 (find_cc_set): New.
22896 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22897 look for a MODE_CC set instead. Use emit_store_flag.
22898 (expand_compare_and_swap_loop): Likewise, with some additional
22899 complication to avoid a force_reg when useless. Use
22900 emit_cmp_and_jump_insns.
22901 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22902 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22903 sync_compare_and_swap documentation.
22905 2009-04-09 Jan Hubicka <jh@suse.cz>
22907 * except.c (find_prev_try): Break out from ....
22908 (duplicate_eh_regions): ... here; properly update prev_try pointers
22909 when duplication part of tree.
22910 (dump_eh_tree): Improve dumping.
22911 (verify_eh_region): New.
22912 (verify_eh_tree): Use it.
22914 2009-04-06 Richard Guenther <rguenther@suse.de>
22916 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22917 &ARRAY addresses by adjusting their types and prepending
22919 * tree-cfg.c (verify_gimple_assign_single): Verify that
22920 addresses are correct.
22922 2009-04-09 Richard Guenther <rguenther@suse.de>
22924 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22925 indices into an array reference if possible.
22926 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22927 Fold POINTER_PLUS_EXPR statements with invariant address.
22929 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22932 * config.gcc (powerpc64-*-linux*): Always build biarch.
22934 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22937 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22938 it and pedwarn if this results in an INTEGER_CST.
22940 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22942 * doc/install.texi: Update minimum GMP version. Remove obsolete
22943 text in MPFR section.
22945 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22947 * dwarf2out.c (class_scope_p): New static inline.
22948 (class_or_namespace_scope_p): Use it.
22949 (gen_variable_die): Use DW_TAG_member tag for static data member
22950 declarations instead of DW_TAG_variable.
22952 PR middle-end/39573
22953 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22956 2009-04-08 Richard Guenther <rguenther@suse.de>
22958 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22959 valueize random data.
22961 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22963 * config.gcc (aix tm_file): Add aix-stdint.h.
22964 (aix tm clause use_gcc_stdint): Set to wrap.
22965 * config/rs6000/aix-stdint.h: New file.
22967 2009-04-08 Richard Guenther <rguenther@suse.de>
22969 PR middle-end/36291
22970 * tree-dfa.c (add_referenced_var): Do not recurse into
22971 global initializers.
22972 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22974 (fold_const_aggregate_ref): Likewise.
22976 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22978 * recog.c (ordered_comparison_operator): New.
22979 * gensupport.c (std_preds): Add it.
22980 * doc/md.texi (Machine-Independent Predicates): Document it.
22982 2009-04-08 Jan Hubicka <jh@suse.cz>
22984 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22985 * function.h (rtl_eh): Remove exception_handler_label_map.
22986 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22987 remove_exception_handler_label, for_each_eh_label_1): Remove.
22988 (rtl_remove_unreachable_regions): Remove.
22989 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22990 (find_exception_handler_labels): Don't build the hashtable.
22991 (maybe_remove_eh_handler): Remove.
22992 (for_each_eh_label): Rewrite to walk the tree.
22993 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22994 * except.h (maybe_remove_eh_handler): Remove.
22995 * passes.c (init_optimization_passes): Schedule second EH cleanup
22997 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22998 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23000 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23002 * genoutput.c (validate_optab_operands): New.
23003 (gen_insn, gen_expand): Call it.
23005 * genflags.c (gen_insn): Detect misused iterators.
23006 (main): Pass line_no to gen_insn, exit with status 1 on error.
23008 * genextract.c (line_no): Make global.
23009 (VEC_safe_set_locstr): Change assertion to error message.
23010 (main): Exit with status 1 on error.
23012 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23016 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23017 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23018 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23019 * c-convert.c (convert): Do not call fold on results of conversion
23020 functions when the result is a C_MAYBE_CONST_EXPR.
23021 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23022 of __builtin_choose_expr.
23023 * c-typeck.c (remove_c_maybe_const_expr): New.
23024 (build_unary_op, build_conditional_expr, build_compound_expr,
23025 build_binary_op, c_objc_common_truthvalue_conversion): Call
23026 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23029 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23031 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23032 CODE to produce a new one. Add a prototype to use fold_convert_const
23034 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23037 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23038 mix declarations and code.
23040 2009-04-08 Ben Elliston <bje@au.ibm.com>
23042 * gcc.c: Replace `CC' with `GCC' throughout.
23044 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23046 * doc/invoke.texi: Document Atom support.
23048 2009-04-07 Jason Merrill <jason@redhat.com>
23051 * c-common.h, c-common.c: Add flag_pretty_templates.
23052 * c-opts.c (c_common_handle_option): Set it.
23053 * c.opt: Add -fno-pretty-templates.
23054 * doc/invoke.texi (C++ Dialect Options): Likewise.
23056 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23058 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23059 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23060 (ia64_expand_builtin): Likewise.
23062 2009-04-07 Martin Jambor <mjambor@suse.cz>
23064 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23065 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23066 ADDR_EXPRS are include too.
23068 2009-04-07 Richard Guenther <rguenther@suse.de>
23070 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23071 decls are only used if passes as parameters or if they are
23072 local statics and the call is not to a builtin.
23073 (call_may_clobber_ref_p_1): Likewise.
23075 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23077 * expr.c (do_store_flag): Remove last argument. Simplify code
23078 to avoid duplication of tests already done by can_compare_p.
23079 (expand_expr_real_1): Adjust caller.
23081 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23083 * optabs.c (can_compare_p): Test the predicate of a
23084 cbranch and cstore pattern.
23086 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23088 * expr.c (convert_move): Use emit_store_flag instead of
23091 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23093 * config/i386/i386.c (ix86_compare_emitted): Remove.
23094 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23095 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23096 * config/i386/i386.h (ix86_compare_emitted): Remove.
23097 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23098 instead of ix86_compare_emitted.
23099 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23101 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23103 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23104 Add t-sysroot-suffix to tmake_file.
23105 * config/print-sysroot-suffix.sh: New file.
23106 * config/t-sysroot-suffix: New file.
23108 2009-04-07 Ben Elliston <bje@au.ibm.com>
23110 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23111 as the latter produces a warning when the target does not support
23114 2009-04-07 Ben Elliston <bje@au.ibm.com>
23116 * dfp.c: Replace type punning assignments with memcpy throughout.
23117 * Makefile.in (dfp.o-warn): Remove.
23119 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23122 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23123 Include soft-fp/t-softfp after rs6000/t-linux64.
23125 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23127 * stor-layout.c (set_sizetype): Use the full precision of their
23128 machine mode for bitsize types.
23130 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23132 * config/i386/i386.md: Revert 2 accidental checkins.
23134 2009-04-06 Joey Ye <joey.ye@intel.com>
23135 Xuepeng Guo <xuepeng.guo@intel.com>
23136 H.J. Lu <hongjiu.lu@intel.com>
23138 Atom pipeline model, tuning and insn selection.
23139 * config.gcc (atom): Add atom config options and target.
23141 * config/i386/atom.md: New.
23143 * config/i386/i386.c (atom_cost): New cost.
23144 (m_ATOM): New macro flag.
23145 (initial_ix86_tune_features): Set m_ATOM.
23146 (x86_accumulate_outgoing_args): Likewise.
23147 (x86_arch_always_fancy_math_387): Likewise.
23148 (processor_target): Add Atom cost.
23149 (cpu_names): Add Atom cpu name.
23150 (override_options): Set Atom ISA.
23151 (ix86_issue_rate): New case PROCESSOR_ATOM.
23152 (ix86_adjust_cost): Likewise.
23154 * config/i386/i386.h (TARGET_ATOM): New target macro.
23155 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23156 (TARGET_OPT_AGU): New target option.
23157 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23158 (processor_type): Add PROCESSOR_ATOM.
23160 * config/i386/i386.md (cpu): Add new value "atom".
23161 (use_carry, movu): New attr.
23162 (atom.md): Include atom.md.
23163 (adddi3_carry_rex64): Set attr "use_carry".
23164 (addqi3_carry): Likewise.
23165 (addhi3_carry): Likewise.
23166 (addsi3_carry): Likewise.
23167 (*addsi3_carry_zext): Likewise.
23168 (subdi3_carry_rex64): Likewise.
23169 (subqi3_carry): Likewise.
23170 (subhi3_carry): Likewise.
23171 (subsi3_carry): Likewise.
23172 (x86_movdicc_0_m1_rex64): Likewise.
23173 (*x86_movdicc_0_m1_se): Likewise.
23174 (x86_movsicc_0_m1): Likewise.
23175 (*x86_movsicc_0_m1_se): Likewise.
23176 (*adddi_1_rex64): Emit add insn as much as possible.
23177 (*addsi_1): Likewise.
23178 (return_internal): Set atom_unit.
23179 (return_internal_long): Likewise.
23180 (return_pop_internal): Likewise.
23181 (*rcpsf2_sse): Set atom_sse_attr attr.
23182 (*qrt<mode>2_sse): Likewise.
23183 (*prefetch_sse): Likewise.
23185 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23187 (ix86_target_macros_internal): Likewise.
23189 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23190 (*prefetch_sse_rex): Likewise.
23191 (sse_rcpv4sf2): Likewise.
23192 (sse_vmrcpv4sf2): Likewise.
23193 (sse_sqrtv4sf2): Likewise.
23194 (<sse>_vmsqrt<mode>2): Likewise.
23195 (sse_ldmxcsr): Likewise.
23196 (sse_stmxcsr): Likewise.
23197 (*sse_sfence): Likewise.
23198 (sse2_clflush): Likewise.
23199 (*sse2_mfence): Likewise.
23200 (*sse2_lfence): Likewise.
23201 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23202 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23203 (avx_movdqu<avxmodesuffix>): Likewise.
23204 (avx_lddqu<avxmodesuffix>): Likewise.
23205 (sse2_movntv2di): Change attr "type" to "ssemov".
23206 (sse2_movntsi): Likewise.
23207 (rsqrtv8sf2): Change attr "type" to "sseadd".
23208 (sse3_addsubv2df3): Set attr "atom_unit".
23209 (sse3_h<plusminus_insn>v4sf3): Likewise.
23210 (*sse2_pmaddwd): Likewise.
23211 (*vec_extractv2di_1_rex64): Likewise.
23212 (*vec_extractv2di_1_avx): Likewise.
23213 (sse2_psadbw): Likewise.
23214 (ssse3_phaddwv8hi3): Likewise.
23215 (ssse3_phaddwv4hi3): Likewise.
23216 (ssse3_phadddv4si3): Likewise.
23217 (ssse3_phadddv2si3): Likewise.
23218 (ssse3_phaddswv8hi3): Likewise.
23219 (ssse3_phaddswv4hi3): Likewise.
23220 (ssse3_phsubwv8hi3): Likewise.
23221 (ssse3_phsubwv4hi3): Likewise.
23222 (ssse3_phsubdv4si3): Likewise.
23223 (ssse3_phsubdv2si3): Likewise.
23224 (ssse3_phsubswv8hi3): Likewise.
23225 (ssse3_phsubswv4hi3): Likewise.
23226 (ssse3_pmaddubsw128): Likewise.
23227 (sse3_pmaddubsw: Likewise.
23228 (ssse3_palignrti): Likewise.
23229 (ssse3_palignrdi): Likewise.
23231 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23233 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23235 2009-04-06 Richard Guenther <rguenther@suse.de>
23237 PR tree-optimization/28868
23238 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23239 of which PHI results we inserted.
23240 (insert_into_preds_of_block): Record inserted PHIs.
23241 (eliminate): Eliminate redundant PHI nodes.
23242 (init_pre): Init inserted_phi_names.
23244 2009-04-06 Richard Guenther <rguenther@suse.de>
23246 PR tree-optimization/39643
23247 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23248 IMAGPART_EXPRs of complex constants.
23249 (execute_fold_all_builtins): If we folded a call queue
23250 TODO_update_address_taken.
23252 2009-04-06 Jan Hubicka <jh@suse.cz>
23254 PR middle-end/39659
23255 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23258 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23260 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23262 (ic_invalidate_array): Likewise.
23264 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23266 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23267 alignment for library calls.
23269 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23271 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23272 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23273 * config/i386/mingw-stdint.h: New file.
23275 2009-04-05 Richard Guenther <rguenther@suse.de>
23277 PR tree-optimization/39648
23278 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23279 our &A vs. &A[0] IL deficiencies.
23281 2009-04-04 Jan Hubicka <jh@suse.cz>
23283 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23284 removed toplevel regions.
23285 (sjlj_mark_call_sites): Likewise.
23287 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23289 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23290 (cygwin tm clause use_gcc_stdint): Set to wrap.
23291 * config/i386/cygwin-stdint.h: New file.
23293 2009-04-04 Richard Guenther <rguenther@suse.de>
23295 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23296 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23297 single-argument PHIs if we are in loop-closed SSA form.
23298 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23299 for the pre-condition.
23300 (slpeel_tree_peel_loop_to_edge): Likewise.
23301 (vect_build_loop_niters): Take an optional sequence to append stmts.
23302 (vect_generate_tmps_on_preheader): Likewise.
23303 (vect_do_peeling_for_loop_bound): Take extra guards for the
23305 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23306 the cost model check.
23307 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23308 guards if we are going to peel. Do not apply versioning in that case.
23309 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23310 (vect_do_peeling_for_loop_bound): Likewise.
23311 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23312 loop bound only record extra pre-conditions, do not apply loop
23315 2009-04-04 Richard Guenther <rguenther@suse.de>
23317 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23320 2009-04-04 Jan Hubicka <jh@suse.cz>
23322 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23323 last_basic_block for size of bb->index indexed array.
23324 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23325 compute_out, link_btr_uses, build_btr_def_use_webs,
23326 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23328 2009-04-04 Jan Hubicka <jh@suse.cz>
23330 * except.c (remove_eh_handler_and_replace): Break out from ...
23331 (remove_eh_handler): ... here.
23332 (bring_to_root): New function.
23333 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23334 handled ones, bring others to root of tree.
23336 2009-04-04 Jan Hubicka <jh@suse.cz>
23338 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23339 (all_phis_safe_to_merge): New function.
23340 (update_info): New structure.
23341 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23342 (cleanup_empty_eh): Update SSA if possible.
23344 2009-04-04 Richard Guenther <rguenther@suse.de>
23346 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23347 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23348 (append_vuse): Likewise.
23350 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23352 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23353 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23354 instead of REG_UNSAVED for DW_CFA_undefined.
23355 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23356 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23359 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23362 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23364 2009-04-04 Richard Guenther <rguenther@suse.de>
23366 PR tree-optimization/8781
23367 PR tree-optimization/37892
23368 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23369 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23370 (valueize_refs): Call it for *& valueizations.
23371 (shared_reference_ops_from_ref): Rename to ...
23372 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23373 (shared_reference_ops_from_call): Rename to ...
23374 (valueize_shared_reference_ops_from_call): ... this and valueize.
23375 (vn_reference_lookup): Update.
23376 (visit_reference_op_call): Likewise.
23377 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23378 (eliminate): Value-replace the call address in call statements.
23380 2009-04-04 Richard Guenther <rguenther@suse.de>
23382 PR tree-optimization/39636
23383 * tree-ssa-forwprop.c
23384 (forward_propagate_addr_into_variable_array_index): Check for
23385 GIMPLE_ASSIGN before accessing the rhs code.
23387 2009-04-03 Jason Merrill <jason@redhat.com>
23389 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23391 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23393 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23394 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23395 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23396 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23397 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23398 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23399 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23400 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23401 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23402 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23403 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23404 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23405 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23406 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23407 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23408 Use fr_reg_or_fp01_operand instead of fr_register_operand
23410 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23411 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23412 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23414 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23416 PR rtl-optimization/39607
23417 PR rtl-optimization/39631
23421 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23422 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23423 instead of DF_LR_OUT.
23424 * ira-lives.c (process_bb_node_lives): Ditto.
23425 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23426 instead of DF_LR_{OUT,IN}.
23427 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23428 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23430 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23432 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23433 (execute_lower_omp): Always run but take the short way out if -fopenmp
23435 (gate_lower_omp): Remove, forcing the pass manager to always run the
23436 pass and always set PROP_gimple_lomp.
23437 (pass_lower_omp): Remove gate function.
23438 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23439 PROP_trees. Instead, require it.
23440 * ipa-cp.c (pass_ipa_cp): Likewise.
23441 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23442 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23443 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23444 and PROP_gimple_leh.
23446 2009-04-03 Richard Guenther <rguenther@suse.de>
23448 PR middle-end/13146
23449 PR tree-optimization/23940
23450 PR tree-optimization/33237
23451 PR middle-end/33974
23452 PR middle-end/34093
23453 PR tree-optimization/36201
23454 PR tree-optimization/36230
23455 PR tree-optimization/38049
23456 PR tree-optimization/38207
23457 PR tree-optimization/38230
23458 PR tree-optimization/38301
23459 PR tree-optimization/38585
23460 PR middle-end/38895
23461 PR tree-optimization/38985
23462 PR tree-optimization/39299
23463 * tree-ssa-structalias.h: Remove.
23464 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23465 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23466 (struct vuse_element_d): Remove.
23467 (struct vuse_vec_d): Likewise.
23468 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23469 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23470 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23471 VUSE_ELEMENT_VAR): Likewise.
23472 (struct voptype_d): Likewise.
23473 (NUM_VOP_FREE_BUCKETS): Likewise.
23474 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23475 (struct stmt_operands_d): Remove.
23476 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23477 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23478 VDEF_NUM, VDEF_VECT): Likewise.
23479 (copy_virtual_operands): Remove.
23480 (operand_build_cmp): Likewise.
23481 (create_ssa_artificial_load_stmt): Likewise.
23482 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23483 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23484 vuse_index and mayuse_index members. Pack and move done and iter_type
23485 members to the front.
23486 (SSA_OP_VMAYUSE): Remove.
23487 (SSA_OP_VIRTUAL_USES): Adjust.
23488 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23489 (unlink_stmt_vdef): Declare.
23490 (add_to_addressable_set): Remove.
23491 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23492 (vrp_visit_stmt): Likewise.
23493 * doc/tree-ssa.texi (Alias analysis): Update.
23494 * doc/invoke.texi (max-aliased-vops): Remove docs.
23495 (avg-aliased-vops): Likewise.
23496 * tree-into-ssa.c (syms_to_rename): Remove.
23497 (need_to_update_vops_p): Likewise.
23498 (need_to_initialize_update_ssa_p): Rename to ...
23499 (update_ssa_initialized_fn): ... this. Track function we are
23501 (symbol_marked_for_renaming): Simplify.
23502 (add_new_name_mapping): Do not set need_to_update_vops_p.
23503 (dump_currdefs): Use SYMS_TO_RENAME.
23504 (rewrite_update_stmt): Always walk all uses/defs.
23505 (dump_update_ssa): Adjust.
23506 (init_update_ssa): Take function argument. Track what we are
23508 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23509 (create_new_def_for): Initialize for cfun, assert we are initialized
23511 (mark_sym_for_renaming): Simplify.
23512 (mark_set_for_renaming): Do not initialize update-ssa.
23513 (need_ssa_update_p): Simplify. Take function argument.
23514 (name_mappings_registered_p): Assert we ask for the correct function.
23515 (name_registered_for_update_p): Likewise.
23516 (ssa_names_to_replace): Likewise.
23517 (release_ssa_name_after_update_ssa): Likewise.
23518 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23519 (dump_decl_set): Do not print a newline.
23520 (debug_decl_set): Do it here.
23521 (dump_update_ssa): And here.
23522 * tree-ssa-loop-im.c (move_computations): Adjust.
23523 (movement_possibility): Likewise.
23524 (determine_max_movement): Likewise.
23525 (gather_mem_refs_stmt): Likewise.
23526 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23527 or NAME_MEMORY_TAG.
23528 * tree-complex.c (update_all_vops): Remove.
23529 (expand_complex_move): Adjust.
23530 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23531 Simplify test for memory referencing statement. Exclude
23532 non-invariant ADDR_EXPRs.
23533 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23534 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23535 (rdg_flag_uses): Likewise.
23536 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23538 (tree_optimize_tail_calls_1): Also split the
23539 edge from the entry block if we have degenerate PHI nodes in
23540 the first basic block.
23541 * tree.c (init_ttree): Remove memory-tag related code.
23542 (tree_code_size): Likewise.
23543 (tree_node_structure): Likewise.
23544 (build7_stat): Re-write to be build6_stat.
23545 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23546 (SSA_VAR_P): Adjust.
23547 (struct tree_memory_tag): Remove.
23548 (struct tree_memory_partition_tag): Likewise.
23549 (union tree_node): Adjust.
23550 (build7): Re-write to be build6.
23551 * tree-pass.h (pass_reset_cc_flags): Remove.
23552 (TODO_update_address_taken): New flag.
23553 (pass_simple_dse): Remove.
23554 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23555 * params.h (MAX_ALIASED_VOPS): Remove.
23556 (AVG_ALIASED_VOPS): Likewise.
23557 * omp-low.c (expand_omp_taskreg): Update SSA form.
23558 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23559 aliases the lhs in a copy stmt.
23560 * tree-ssa-dse.c (struct address_walk_data): Remove.
23561 (memory_ssa_name_same): Likewise.
23562 (memory_address_same): Likewise.
23563 (get_kill_of_stmt_lhs): Likewise.
23564 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23565 unused stores. Look through PHI nodes into post-dominated regions.
23566 (dse_optimize_stmt): Simplify. Properly remove stores.
23567 (tree_ssa_dse): Compute dominators.
23568 (execute_simple_dse): Remove.
23569 (pass_simple_dse): Likewise.
23570 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23571 gimple_loaded_syms and gimple_stored_syms computation.
23572 * toplev.c (dump_memory_report): Dump alias and pta stats.
23573 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23574 (vn_reference_eq): Likewise.
23575 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23576 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23577 valueize_vuses): Remove.
23578 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23579 (get_def_ref_stmt_vuse): ... this.
23580 (vn_reference_lookup_2): New function.
23581 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23582 walking equivalent vuses. Simplify.
23583 (vn_reference_lookup): Likewise.
23584 (vn_reference_insert): Likewise.
23585 (vn_reference_insert_pieces): Likewise.
23586 (visit_reference_op_call): Simplify.
23587 (visit_reference_op_load): Likewise.
23588 (visit_reference_op_store): Likewise.
23589 (init_scc_vn): Remove shared_lookup_vuses initialization.
23590 (free_scc_vn): Remove shared_lookup_vuses freeing.
23591 (sort_vuses, sort_vuses_heap): Remove.
23592 (get_ref_from_reference_ops): Export.
23593 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23594 vector with single vuse pointer.
23595 (vn_reference_lookup_pieces, vn_reference_lookup,
23596 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23597 (shared_vuses_from_stmt): Remove.
23598 (get_ref_from_reference_ops): Declare.
23599 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23600 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23601 memory-tag related code.
23602 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23603 (likely_value): Add comment, skip static-chain of call statements.
23604 (surely_varying_stmt_p): Adjust.
23605 (gimplify_and_update_call_from_tree): Likewise.
23606 (execute_fold_all_builtins): Do not rebuild alias info.
23607 (gimplify_and_update_call_from_tree): Properly update VOPs.
23608 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23609 (copy_ref_info): Remove memory-tag related code.
23610 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23611 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23612 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23614 * tree-ssa-dom.c (gimple_p): Remove typedef.
23615 (eliminate_redundant_computations): Adjust.
23616 (record_equivalences_from_stmt): Likewise.
23617 (avail_expr_hash): Likewise.
23618 (avail_expr_eq): Likewise.
23619 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23620 (stmt_makes_single_load): Likewise.
23621 (stmt_makes_single_store): Likewise.
23622 * tree-ssa-alias.c: Rewrite completely.
23623 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23624 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23625 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23626 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23627 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23628 Remove public functions.
23629 (pass_reset_cc_flags): Remove.
23630 (pass_build_alias): Move ...
23631 * tree-ssa-structalias.c (pass_build_alias): ... here.
23632 * tree-ssa-alias.c (may_be_aliased): Move ...
23633 * tree-flow-inline.h (may_be_aliased): ... here.
23634 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23635 count_uses_and_derefs): Move ...
23636 * gimple.c: ... here.
23637 * gimple.h (count_uses_and_derefs): Declare.
23638 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23639 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23640 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23641 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23642 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23643 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23644 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23646 * tree-dfa.c (refs_may_alias_p): Move ...
23647 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23648 * tree-ssa-alias.h: New file.
23649 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23650 (statement_sink_location): Likewise.
23651 * opts.c (decode_options): Do not adjust max-aliased-vops or
23652 avg-aliased-vops values.
23653 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23654 (TV_CALL_CLOBBER): Likewise.
23655 (TV_FLOW_SENSITIVE): Likewise.
23656 (TV_FLOW_INSENSITIVE): Likewise.
23657 (TV_MEMORY_PARTITIONING): Likewise.
23658 (TV_ALIAS_STMT_WALK): New timevar.
23659 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23660 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23661 (get_address_description): Remove memory-tag related code.
23662 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23663 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23664 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23665 and immediate uses in statements. Document.
23666 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23667 (dump_symbols): Remove.
23668 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23669 * alias.c (get_deref_alias_set): New function split out from ...
23670 (get_alias_set): ... here.
23671 * alias.h (get_deref_alias_set): Declare.
23672 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23673 type parameter. Remove restrict pointer handling. Create a
23674 ref-all pointer in case type-based alias sets do not conflict.
23675 (vect_analyze_data_refs): Remove SMT related code.
23676 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23677 (vectorizable_load): Likewise.
23678 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23679 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23680 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23681 Ignore vops and SMTs.
23682 (dr_analyze_alias): Likewise..
23683 (free_data_ref): Likewise.
23684 (create_data_ref): Likewise.
23685 (analyze_all_data_dependences): Likewise.
23686 (get_references_in_stmt): Adjust.
23687 * tree-flow-inline.h (gimple_aliases_computed_p,
23688 gimple_addressable_vars, gimple_call_clobbered_vars,
23689 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23690 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23691 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23692 gimple_mem_ref_stats): Remove.
23693 (gimple_vop): New function.
23694 (op_iter_next_use): Remove vuses and mayuses cases.
23695 (op_iter_next_def): Remove vdefs case.
23696 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23697 (clear_and_done_ssa_iter): Do not set removed fields.
23698 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23699 Assert we are not iterating over vuses or vdefs if not also
23700 iterating over uses or defs.
23701 (op_iter_init_use): Likewise.
23702 (op_iter_init_def): Likewise.
23703 (op_iter_next_vdef): Remove.
23704 (op_iter_next_mustdef): Likewise.
23705 (op_iter_init_vdef): Likewise.
23706 (compare_ssa_operands_equal): Likewise.
23707 (link_use_stmts_after): Handle vuse operand.
23708 (is_call_used): Use is_call_clobbered.
23709 (is_call_clobbered): Global variables are always call clobbered,
23710 query the call-clobbers bitmap.
23711 (mark_call_clobbered): Ignore global variables.
23712 (clear_call_clobbered): Likewise.
23713 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23714 virtual operands sanity check.
23715 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23717 (TARGET_MEM_REF): Remove TMR_TAG operand.
23718 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23719 Remove call-clobber related code.
23720 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23721 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23722 partitions or escape reason.
23723 (get_single_def_stmt, get_single_def_stmt_from_phi,
23724 get_single_def_stmt_with_phi): Remove.
23725 (dump_referenced_vars): Tidy.
23726 (get_ref_base_and_extent): Allow bare decls.
23727 (collect_dfa_stats): Adjust.
23728 * graphite.c (rename_variables_in_stmt): Adjust.
23729 (graphite_copy_stmts_from_block): Likewise.
23730 (translate_clast): Likewise.
23731 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23733 (translate_vuse_through_block): Use the oracle.
23734 (phi_translate_1): Adjust.
23735 (value_dies_in_block_x): Use the oracle. Cache the outcome
23737 (valid_in_sets): Check if the VUSE for
23738 a REFERENCE is available.
23739 (eliminate): Do not remove stmts during elimination,
23740 instead queue and remove them afterwards.
23741 (do_pre): Do not rebuild alias info.
23742 (pass_pre): Run TODO_rebuild_alias before PRE.
23743 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23744 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23745 (mark_all_v_defs_stmt): Remove.
23746 (mark_all_v_defs_seq): Adjust.
23747 (sra_replace): Likewise.
23748 (scalarize_use): Likewise.
23749 (scalarize_copy): Likewise.
23750 (scalarize_init): Likewise.
23751 (scalarize_ldst): Likewise.
23752 (todoflags): Remove.
23753 (tree_sra): Do not rebuild alias info.
23754 (tree_sra_early): Adjust.
23755 (pass_sra): Run TODO_update_address_taken before SRA.
23756 * tree-predcom.c (set_alias_info): Remove.
23757 (prepare_initializers_chain): Do not call it.
23758 (mark_virtual_ops_for_renaming): Adjust.
23759 (mark_virtual_ops_for_renaming_list): Remove.
23760 (initialize_root_vars): Adjust.
23761 (initialize_root_vars_lm): Likewise.
23762 (prepare_initializers_chain): Likewise.
23763 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23764 (may_propagate_copy_into_stmt): Likewise.
23765 (merge_alias_info): Do nothing for now.
23766 (propagate_tree_value_into_stmt): Adjust.
23767 (stmt_may_generate_copy): Likewise.
23768 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23769 not mark symbols for renaming.
23770 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23771 with the same statement, make sure to update the new pointed-to one.
23772 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23773 call statements, do not mark symbols for renaming.
23774 (mark_operand_necessary): Dump something.
23775 (ref_may_be_aliased): New function.
23776 (mark_aliased_reaching_defs_necessary_1): New helper function.
23777 (mark_aliased_reaching_defs_necessary): Likewise.
23778 (mark_all_reaching_defs_necessary_1): Likewise.
23779 (mark_all_reaching_defs_necessary): Likewise.
23780 (propagate_necessity): Do not process virtual PHIs. For
23781 non-aliased loads mark all reaching definitions as necessary.
23782 For aliased loads and stores mark the immediate dominating
23783 aliased clobbers as necessary.
23784 (visited): New global static.
23785 (perform_tree_ssa_dce): Free visited bitmap after propagating
23787 (remove_dead_phis): Perform simple dead virtual PHI removal.
23788 (remove_dead_stmt): Properly unlink virtual operands when
23790 (eliminate_unnecessary_stmts): Schedule PHI removal after
23792 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23793 (process_replaceable): Likewise.
23794 (find_replaceable_in_bb): Likewise.
23795 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23796 based on the single gimple vop.
23797 (verify_flow_insensitive_alias_info): Remove.
23798 (verify_flow_sensitive_alias_info): Likewise.
23799 (verify_call_clobbering): Likewise.
23800 (verify_memory_partitions): Likewise.
23801 (verify_alias_info): Likewise.
23802 (verify_ssa): Adjust..
23803 (execute_update_addresses_taken): Export. Update SSA
23804 manually. Optimize only when optimizing. Use a local bitmap.
23805 (pass_update_address_taken): Remove TODO_update_ssa, add
23807 (pass_update_address_taken): Just use TODO_update_address_taken.
23808 (init_tree_ssa): Do not initialize addressable_vars.
23809 (verify_ssa): Verify new VUSE / VDEF properties.
23810 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23811 Do not call verify_alias_info.
23812 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23813 Do not free the loaded and stored syms bitmaps. Reset the escaped
23814 and callused solutions. Do not free addressable_vars.
23815 Remove memory-tag related code.
23816 (warn_uninitialized_var): Aliases are always available.
23817 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23818 * lambda-code.c (can_put_in_inner_loop): Adjust.
23819 (can_put_after_inner_loop): Likewise.
23820 (perfect_nestify): Likewise.
23821 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23822 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23823 (vectorizable_conversion): Do not mark symbols for renaming.
23824 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23825 (expand_call_inline): Unlink the calls virtual operands before
23827 (tree_function_versioning): Do not call update_ssa if we are not
23828 updating clones. Simplify.
23829 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23830 (propagate_with_phi): Likewise..
23831 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23832 clobber code. Assert we are not aliased or global.
23833 * tree-flow.h: Include tree-ssa-alias.h
23834 (enum escape_type): Remove.
23835 (struct mem_sym_stats_d): Likewise.
23836 (struct mem_ref_stats_d): Likewise.
23837 (struct gimple_df): Add vop member. Remove global_var,
23838 call_clobbered_vars, call_used_vars, addressable_vars,
23839 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23840 escaped and callused members.
23841 (struct ptr_info_def): Remove all members, add points-to solution
23843 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23844 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23845 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23846 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23847 (tree-ssa-alias.o): Likewise.
23848 (toplev.o): Add tree-ssa-alias.h
23849 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23850 * gimple.c (gimple_set_bb): Fix off-by-one error.
23851 (is_gimple_reg): Do not handle memory tags.
23852 (gimple_copy): Also copy virtual operands.
23853 Delay updating the statement. Do not reset loaded and stored syms.
23854 (gimple_set_stored_syms): Remove.
23855 (gimple_set_loaded_syms): Likewise.
23856 (gimple_call_copy_skip_args): Copy the virtual operands
23857 and mark the new statement modified.
23858 * tree-ssa-structalias.c (may_alias_p): Remove.
23859 (set_uids_in_ptset): Take the alias set to prune with as
23860 parameter. Fold in the alias test of may_alias_p.
23861 (compute_points_to_sets): Compute whether a ptr is dereferenced
23862 in a local sbitmap.
23863 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23864 other ADDRESSOF constraints on the lhs.
23865 (get_constraint_for_component_ref): Assert that we don't get
23866 ADDRESSOF constraints from the base of the reference.
23867 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23868 (struct variable_info): Remove collapsed_to member.
23869 (get_varinfo_fc): Remove.
23870 (new_var_info): Do not set collapsed_to.
23871 (dump_constraint): Do not follow cycles.
23872 (dump_constraint_graph): Likewise.
23873 (build_pred_graph): Likewise.
23874 (build_succ_graph): Likewise.
23875 (rewrite_constraints): Likewise.
23876 (do_simple_structure_copy): Remove.
23877 (do_rhs_deref_structure_copy): Remove.
23878 (do_lhs_deref_structure_copy): Remove.
23879 (collapse_rest_of_var): Remove.
23880 (do_structure_copy): Re-implement.
23881 (pta_stats): New global variable.
23882 (dump_pta_stats): New function.
23883 (struct constraint_expr): Make offset signed.
23884 (UNKNOWN_OFFSET): Define special value.
23885 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23886 (solution_set_expand): New helper function split out from ...
23887 (do_sd_constraint): ... here.
23888 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23889 (do_ds_constraint): Likewise.
23890 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23891 and CALLUSED = *CALLUSED.
23892 (set_union_with_increment): Make inc argument signed.
23893 (type_safe): Remove.
23894 (get_constraint_for_ptr_offset): Handle unknown and negative
23896 (first_vi_for_offset): Handle offsets before start. Bail
23897 out early for offsets beyond the variable extent.
23898 (first_or_preceding_vi_for_offset): New function.
23899 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23900 Together with ESCAPED = *ESCAPED this properly computes reachability.
23901 (find_what_var_points_to): New function.
23902 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23903 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23904 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23905 pt_solutions_intersect): New functions.
23906 (compute_call_used_vars): Remove.
23907 (compute_may_aliases): New main entry into PTA computation.
23908 * gimple.h (gimple_p): New typedef.
23909 (struct gimple_statement_base): Remove references_memory_p.
23910 (struct gimple_statement_with_memory_ops_base): Remove
23911 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23913 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23914 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23915 gimple_set_references_memory): Remove.
23916 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23917 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23919 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23920 (verify_expr): Allow RESULT_DECL.
23921 (gimple_duplicate_bb): Do not copy virtual operands.
23922 (gimple_duplicate_sese_region): Adjust.
23923 (gimple_duplicate_sese_tail): Likewise.
23924 (mark_virtual_ops_in_region): Remove.
23925 (move_sese_region_to_fn): Do not call it.
23926 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23927 and pass_simple_dse.
23928 (execute_function_todo): Handle TODO_update_address_taken,
23929 call execute_update_addresses_taken for TODO_rebuild_alias.
23930 (execute_todo): Adjust.
23931 (execute_one_pass): Init dump files early.
23932 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23934 (create_general_new_stmt): Clear vops.
23935 * tree-ssa-reassoc.c (get_rank): Adjust.
23936 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23937 symbols for renaming.
23938 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23939 (PARAM_AVG_ALIASED_VOPS): Likewise.
23940 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23941 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23942 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23943 (operand_build_cmp, copy_virtual_operands,
23944 create_ssa_artificial_load_stmt, add_to_addressable_set,
23945 gimple_add_to_addresses_taken): Remove public functions.
23946 (unlink_stmt_vdef): New function.
23948 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23950 * config.gcc (powerpc-*-linux*): Merge variants.
23952 2009-04-02 Chao-ying Fu <fu@mips.com>
23953 James Grosbach <james.grosbach@microchip.com>
23955 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23956 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23958 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23959 keep_interrupts_masked_p, use_debug_exception_return_p.
23960 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23961 keep_interrupts_masked, use_debug_exception_return.
23962 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23963 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23965 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23966 (mips_print_operand): Process COP0 registers to print $0 .. $31
23967 correctly for GAS to process.
23968 (mips_interrupt_extra_call_saved_reg_p): New function.
23969 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23971 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23972 (mips_compute_frame_info): Add supports for interrupt context that
23973 includes doubleword accumulators and COP0 registers.
23974 (mips_for_each_saved_acc): New function.
23975 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23976 mips_for_each_saved_reg.
23977 (mips_save_reg): Save accumulators.
23978 (mips_kernel_reg_p): A new for_each_rtx callback.
23979 (mips_expand_prologue): Support interrupt handlers.
23980 (mips_restore_reg): Restore accumulators.
23981 (mips_expand_epilogue): Support interrupt handlers.
23982 (mips_can_use_return_insn): Return false for interrupt handlers.
23983 (mips_epilogue_uses): New function.
23984 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23985 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23986 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23987 cop0_move): New instructions.
23988 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23989 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23991 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23993 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23994 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23995 interrupt handlers, we use K0 as the temporary register.
23996 (EPILOGUE_USES): Change to a function call.
23997 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23998 handlers, we use K0 as the temporary register.
24000 * doc/extend.texi (Function Attributes): Document interrupt,
24001 use_shadow_register_set, keep_interrupts_masked,
24002 use_debug_exception_return for MIPS attributes.
24004 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24006 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24007 Remove a number of t-files from tmake_file.
24008 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24009 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24010 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24011 target_prototype, not TARGET_PROTOTYPE.
24012 (LINK_OS_GNU_SPEC): Define.
24013 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24014 and darwin-ldoubdle.c.
24016 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24019 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24020 (cpp_options): Ditto.
24021 (default_compilers): Ditto.
24022 (display_help): Ditto.
24023 (process_command): Ditto.
24024 (do_spec_1): Ditto.
24025 (set_input): Use lbasename instead of duplicate code.
24026 (save_temps_prefix): New static for -save-temps=obj.
24027 (save_temps_length): Ditto.
24029 * doc/invoke.texi (-save-temps=obj): Document new variant to
24030 -save-temps switch.
24032 2009-04-02 Jeff Law <law@redhat.com>
24034 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24037 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24039 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24040 * configure: Regenerated.
24042 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24044 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24045 share the argument list.
24047 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24051 2009-02-12 Diego Novillo <dnovillo@google.com>
24053 * varpool.c (debug_varpool): New.
24054 * cgraph.h (debug_varpool): Declare.
24056 2009-04-02 Jan Hubicka <jh@suse.cz>
24058 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24061 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24063 * config/i386/i386.c (ix86_abi): Move initialization to ...
24064 (override_options): Here.
24066 2009-04-02 Christian Bruel <christian.bruel@st.com>
24068 * config/sh/sh.c (sh_dwarf_register_span): New function.
24069 (TARGET_DWARF_REGISTER_SPAN): Define.
24070 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24072 2009-04-02 Ira Rosen <irar@il.ibm.com>
24074 PR tree-optimization/39595
24075 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24076 interleaved loads group is not greater than the SLP group size.
24078 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24080 * builtins.c (is_builtin_name): New.
24081 (called_as_built_in): Use is_builtin_name.
24082 * tree.h (is_builtin_name): New.
24083 * varasm.c (incorporeal_function_p): Use is_builtin_name
24085 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24087 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24089 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24092 * c-decl.c (clone_underlying_type): Move this ...
24093 * c-common.c (set_underlying_type): ... here.
24094 Also, make sure the function properly sets TYPE_STUB_DECL() on
24095 the newly created typedef variant type.
24096 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24097 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24100 2009-04-02 Richard Guenther <rguenther@suse.de>
24102 PR tree-optimization/37221
24103 * tree-flow.h (degenerate_phi_result): Declare.
24104 * tree-ssa-dom.c (degenerate_phi_result): Export.
24105 * tree-scalar-evolution.c (analyze_initial_condition): If
24106 the initial condition is defined by a degenerate PHI node
24107 use the degenerate value.
24109 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24111 PR rtl-optimization/39588
24112 * combine.c (merge_outer_ops): Do not set the constant when this
24114 (simplify_shift_const_1): Do not modify it either in this case.
24116 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24118 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24119 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24121 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24124 * c-lex.c (interpret_float): Default (no suffix) is double.
24126 2009-04-1 Xinliang David Li <davidxl@google.com>
24128 * config/i386/i386.c (legitimate_constant_p): Recognize
24129 all one vector constant.
24131 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24133 * config/vax/vax.c: Add #includes to silence warnings.
24134 Change #include order to silence two warnings.
24136 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24138 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24139 (ASM_SPEC): Pass -k to the assembler for PIC code.
24141 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24143 * config.gcc: Add vax-*-linux* to the switch.
24144 * config/vax/linux.h: New file. (TARGET_VERSION,
24145 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24147 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24149 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24150 Use predicate macros instead of GET_CODE() == foo.
24151 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24152 ashlsi3, rotrsi3, <unnamed>): Likewise.
24154 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24156 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24157 jbbccihi, jbbccisi): Remova trailing whitespace.
24158 * config/vax/constraints.md: Likewise.
24159 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24160 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24161 * config/vax/predicates.md: Likewise.
24162 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24163 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24164 * config/vax/vax.h: Likewise.
24165 * config/vax/vax.md (nonlocal_goto): Likewise.
24167 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24169 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24170 (indirectable_address_p, adjacent_operands_p): Add spaces around
24172 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24174 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24176 * config/vax/vax.c (legitimate_constant_address_p,
24177 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24178 index_term_p, reg_plus_index_p, legitimate_address_p,
24179 vax_mode_dependent_address_p): Update comments to match functions
24180 modified by the recent int->bool conversion.
24182 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24184 * config/vax/builtins.md: Update copyright message.
24185 * config/vax/constraints.md: Likewise.
24186 * config/vax/netbsd-elf.h: Likewise.
24187 * config/vax/predicates.md: Likewise.
24188 * config/vax/vax-protos.h: Likewise.
24189 * config/vax/vax.c: Likewise.
24190 * config/vax/vax.h: Likewise.
24191 * config/vax/vax.md: Likewise.
24192 * config/vax/vax.opt: Likewise.
24194 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24196 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24197 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24198 * config/vax/constraints.md (B, R): Likewise.
24199 * config/vax/predicates.md (external_memory_operand,
24200 nonimmediate_addsub_di_operand): Likewise.
24201 * config/vax/vax.c (vax_output_int_add): Likewise.
24202 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24203 untyped_call): Likewise.
24205 2009-04-01 Matt Thomas <matt@3am-software.com>
24207 * config/vax/predicates.md: New file.
24208 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24209 external_const_operand, nonsymbolic_operand, external_memory_operand,
24210 indirect_memory_operand, indexed_memory_operand,
24211 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24212 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24214 * config/vax/constraints.md: New file.
24215 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24217 * config/vax/builtins.md: New file.
24218 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24219 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24221 * config/vax/vax.opt (mqmath): Add option.
24222 * config/vax/vax.md (isfx): Extend with DI.
24223 (VAXintQH, VAXintQHSD): Define.
24224 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24225 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24226 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24227 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24228 (movdi): Update constraints and use vax_output_int_move().
24229 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24230 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24231 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24232 nonlocal_goto): New.
24233 (mov<mode>): Extend accepted operand types.
24234 (subdi3_old): Rename from subdi3, change update constraints and use
24235 a new implementation.
24236 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24237 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24238 MOVE_RATIO, CLEAR_RATIO): Define.
24239 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24240 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24241 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24242 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24243 (split_quadword_operands): Make static and really allow variable
24245 (print_operand_address): Update for PIC generation.
24246 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24247 indexable_address_p, fixup_mathdi_operand,
24248 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24249 (vax_float_literal, legitimate_constant_p,
24250 indirectable_constant_address_p, index_term_p,
24251 reg_plus_index_p): Return bool instead of int.
24252 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24254 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24256 (vax_output_conditional_branch): Indent.
24257 (legitimate_constant_address_p, indirectable_constant_address_p,
24258 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24259 vax_mode_dependent_address_p): Return bool instead of int, update for
24261 * config/vax/vax-protos.h (legitimate_constant_address_p,
24262 legitimate_constant_p, legitimate_address_p,
24263 vax_mode_dependent_address_p): Change declaration to bool.
24264 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24265 vax_expand_addsub_di_operands, vax_output_int_subtract,
24266 vax_output_movmemsi): Declare.
24267 (split_quadword_operands, vax_float_literal): Delete declaration.
24268 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24269 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24270 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24271 ASM_OUTPUT_DWARF_PCREL): Define.
24272 (ASM_SPEC): Change definition to allow PIC generation.
24274 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24276 * doc/sourcebuild.texi: Update front-end requirements.
24278 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24281 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24282 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24283 (booldi3_internal3): Use boolean_or_operator instead of
24286 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24289 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24290 declarator whose size is not an integer constant expression but
24291 folds to an integer constant, then treat it as a constant
24294 2009-04-01 Richard Guenther <rguenther@suse.de>
24296 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24297 i * 4 + 2 to (i * 2 + 1) * 2.
24299 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24302 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24303 return if c_parser_asm_string_literal returned NULL.
24305 2009-04-01 Nick Clifton <nickc@redhat.com>
24307 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24309 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24310 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24311 other typedefs to avoid conflicts with libgcc2.c. Define labels
24312 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24314 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24315 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24318 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24320 * varasm.c (default_function_rodata_section): Declare DOT as
24323 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24324 Andrey Galkin <agalkin@hypercom.com>
24327 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24328 Make object_name unique for each process.
24330 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24333 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24334 addressable variables in the parallel that could go out of scope while
24335 running queued tasks.
24337 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24339 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24340 (CASE_VALUES_THRESHOLD): Redefine.
24341 * config/avr/avr.c (avr_override_options): Remove initialization of
24342 avr_case_values_threshold variable.
24343 (avr_case_values_threshold): Remove variable. Add new function.
24344 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24345 * config/avr/avr.opt (mno-tablejump): Remove option.
24346 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24348 2009-04-01 DJ Delorie <dj@redhat.com>
24350 * varasm.c (default_function_rodata_section): Don't assume
24351 anything about where the first '.' in the section name is.
24353 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24355 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24356 rs6000_emit_stack_tie.
24358 2009-03-31 Ian Lance Taylor <iant@google.com>
24360 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24361 gimple_code with GIMPLE_RESX, not RESX.
24363 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24365 * c-common.c (c_get_ident): New.
24366 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24368 2009-04-01 Ben Elliston <bje@au.ibm.com>
24370 * config/rs6000/sysv4.opt (msdata): Improve option description.
24372 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24374 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24375 (divdf3_internal_lat): Remove.
24376 (divxf3_internal_lat): Remove.
24377 (divxf3_internal_thr): Remove.
24378 (divxf): Use divxf3_internal.
24379 * config/ia64/div.md (divsf3_internal_lat): New.
24380 (divdf3_internal_lat): New.
24381 (divxf3_internal): New.
24383 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24386 * Makefile.in (USE_GCC_STDINT): Define.
24387 (stmp-int-hdrs): Install stdint.h if applicable.
24388 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24390 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24391 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24392 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24393 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24394 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24395 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24396 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24397 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24398 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24399 (c_common_nodes_and_builtins): Initialize
24400 underlying_wchar_type_node. Do not initialize
24401 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24402 nodes for new types.
24403 (c_stddef_cpp_builtins): Define macros for new types.
24404 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24406 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24407 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24408 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24409 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24410 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24411 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24412 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24413 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24414 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24415 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24416 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24417 int16_type_node, int32_type_node, int64_type_node,
24418 uint8_type_node, uint16_type_node, c_uint32_type_node,
24419 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24420 int_least32_type_node, int_least64_type_node,
24421 uint_least8_type_node, uint_least16_type_node,
24422 uint_least32_type_node, uint_least64_type_node,
24423 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24424 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24425 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24426 uintptr_type_node): Define.
24427 * c-cppbuiltin.c (builtin_define_constants,
24428 builtin_define_type_minmax): New.
24429 (builtin_define_stdint_macros): Define more macros.
24430 (c_cpp_builtins): Define more limit macros.
24431 (type_suffix): New.
24432 (builtin_define_type_max): Define in terms of
24433 builtin_define_type_minmax. Remove is_long parameter. All
24435 * config.gcc (use_gcc_stdint): Define.
24436 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24437 Add newlib-stdint.h for generic targets.
24438 * config/glibc-stdint.h, config/newlib-stdint.h,
24439 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24440 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24441 * config/score/score.h (UINTPTR_TYPE): Define.
24442 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24443 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24444 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24445 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24446 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24447 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24448 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24449 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24450 * config/spu/spu.h (STDINT_LONG32): Define.
24451 * configure.ac (use_gcc_stdint): Substitute.
24452 * configure: Regenerate.
24453 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24454 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24455 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24456 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24457 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24458 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24459 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24460 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24461 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24462 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24463 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24464 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24465 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24466 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24467 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24468 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24469 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24470 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24471 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24472 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24473 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24474 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24475 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24476 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24477 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24478 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24479 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24480 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24481 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24483 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24485 * loop-iv.c (suitable_set_for_replacement): Renamed from
24486 simplify_using_assignment; changed to return bool and to accept new
24487 args DEST and SRC. Return true iff we find a source/destination pair
24488 that can be used to make a replacement, and fill SRC and DEST if so.
24489 Remove arg ALTERED. Don't deal with altered regs here. All callers
24491 (simplify_using_initial_values): Deal with altered regs here and track
24492 more precisely the effect they have on the validity of our expression.
24494 * loop-iv.c (simplify_using_condition): A condition of the form
24495 (EQ REG CONST) can be used to simply make a substitution.
24496 (simplify_using_initial_values): Keep track of conditions we have seen
24497 and keep using them to simplify new expressions, while applying the
24498 same substitutions to them as to the expression.
24500 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24501 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24504 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24505 changed. Use this when trying to improve the upper bound.
24506 Generate the comparison by using simplify_gen_relational.
24508 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24510 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24512 (simplify_using_assignment, simplify_using_initial_values): Call
24513 replace_in_expr to make replacements. Call replace_single_def_regs
24514 once on the initial version of the expression.
24516 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24519 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24521 2009-03-31 Richard Guenther <rguenther@suse.de>
24523 PR middle-end/31029
24524 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24525 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24527 2009-03-31 Richard Guenther <rguenther@suse.de>
24529 * tree.h (div_if_zero_remainder): Declare.
24530 * fold-const.c (div_if_zero_remainder): Export.
24531 * tree-ssa-forwprop.c
24532 (forward_propagate_addr_into_variable_array_index): Handle
24533 constant array index addition outside of the variable index.
24535 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24538 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24539 define_splits, floatunssi<mode>2): Require x87 conversions from
24540 DImode to be permitted.
24542 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24544 PR preprocessor/15638
24545 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24547 2009-03-31 Richard Guenther <rguenther@suse.de>
24549 PR middle-end/23401
24550 PR middle-end/27810
24551 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24552 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24553 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24554 a separate statement.
24555 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24556 (lookup_tmp_var): Likewise.
24557 (is_gimple_formal_tmp_or_call_rhs): Remove.
24558 (is_gimple_reg_or_call_rhs): Rename to ...
24559 (is_gimple_reg_rhs_or_call): ... this.
24560 (is_gimple_mem_or_call_rhs): Rename to ...
24561 (is_gimple_mem_rhs_or_call): ... this.
24562 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24563 DECL_GIMPLE_REG_P only if is_formal is true.
24564 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24565 for non-proper post-modify expression gimplification.
24566 (gimplify_self_mod_expr): For post-modify expressions gimplify
24567 the lvalue to a minimal lvalue.
24568 (rhs_predicate_for): Remove formal temp case.
24569 (gimplify_modify_expr_rhs): Likewise.
24570 (gimplify_addr_expr): Use is_gimple_reg.
24571 (gimplify_expr): Remove formal temp cases.
24572 (gimple_regimplify_operands): Likewise.
24573 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24574 and FILTER_EXPR like constants.
24575 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24577 (is_gimple_formal_tmp_rhs): Remove.
24578 (is_gimple_reg_rhs): Remove special casing.
24579 (is_gimple_mem_rhs): Fix.
24580 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24581 (is_gimple_formal_tmp_var): Remove.
24582 (is_gimple_formal_tmp_reg): Likewise.
24583 (is_gimple_min_lval): Allow invariant component ref parts.
24584 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24585 is_gimple_formal_tmp_reg): Remove declarations.
24586 * tree-cfg.c (verify_expr): Verify that variables with address
24587 taken do not have DECL_GIMPLE_REG_P set.
24588 * tree-mudflap.c (mf_build_check_statement_for): Use
24589 force_gimple_operand instead of gimplify_expr.
24591 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24593 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24594 schedulable rows to compute_split_row.
24596 2009-03-31 Ben Elliston <bje@au.ibm.com>
24599 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24602 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24604 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24605 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24606 * configure: Regenerate.
24607 * config.in: Regenerate.
24608 * config/rs6000/rs6000.opt (mtls-markers): Add.
24609 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24610 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24611 (tls_ld_aix, tls_ld_sysv): Likewise.
24612 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24613 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24615 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24617 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24619 2009-03-30 Jan Hubicka <jh@suse.cz>
24621 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24623 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24624 detection and label handling.
24626 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24628 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24629 left_conflicts_size.
24630 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24631 ALLOCNO_LEFT_CONFLICTS_SIZE.
24633 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24634 remove_allocno_from_bucket_and_push,
24635 allocno_spill_priority_compare, push_allocnos_to_stack,
24636 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24637 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24638 (setup_allocno_left_conflicts_num): Ditto. Rename to
24639 setup_allocno_left_conflicts_size.
24640 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24641 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24642 setup_allocno_left_conflicts_size instead of
24643 setup_allocno_left_conflicts_num.
24645 * ira-build.c (ira_create_allocno): Use
24646 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24647 ALLOCNO_LEFT_CONFLICTS_NUM.
24649 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24651 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24652 instead of DF_LR_OUT.
24654 * ira-lives.c (process_bb_node_lives): Ditto.
24656 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24657 instead of DF_LR_{OUT,IN}.
24659 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24661 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24663 2009-03-30 Jan Hubicka <jh@suse.cz>
24665 * except.c (label_to_region_map): Fix thinko.
24667 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24669 PR middle-end/38237
24670 * tree.h (tree_find_value): New declaration.
24671 * tree.c (tree_find_value): New function.
24672 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24674 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24677 * c-decl.c (struct c_binding): Add locus field.
24678 (bind): Add locus argument, set locus field from it.
24679 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24680 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24681 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24682 implicitly_declare, undeclared_variable, lookup_label,
24683 declare_label, c_make_fname_decl, c_builtin_function,
24684 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24687 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24690 * config/i386/i386.c (classify_argument): Check total size of
24693 2009-03-30 Martin Jambor <mjambor@suse.cz>
24695 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24696 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24697 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24700 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24701 seen_variable_array_ref while also traversing a union.
24703 * tree-inline.c (optimize_inline_calls): Do not call
24704 cgraph_node_remove_callees.
24705 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24706 (pass_remove_cgraph_callee_edges): New variable.
24707 * passes.c (init_optimization_passes): Add
24708 pass_remove_cgraph_callee_edges after early inlining and before all
24709 late intraprocedural passes.
24711 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24713 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24715 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24716 Fix typos in names.
24718 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24720 * combine.c (simplify_comparison): Use have_insn_for.
24721 * dojump.c (do_jump): Likewise.
24723 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24725 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24726 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24727 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24728 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24729 instead of sparc_compare_emitted.
24730 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24731 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24732 instead of sparc_compare_emitted.
24734 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24736 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24737 enter/exit cfglayout mode.
24738 (pass_partition_block): Require it.
24739 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24740 (combine_instructions): Track basic blocks instead of labels.
24741 (update_cfg_for_uncondjump): New.
24742 (try_combine): Use it. Update jumps after rescanning.
24743 (pass_combine): Require PROP_cfglayout.
24744 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24746 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24748 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24749 Provide/destroy PROP_cfglayout respectively.
24750 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24751 * tree-pass.h (PROP_cfglayout): New.
24753 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24755 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24756 fold_convert_const_fixed_from_fixed,
24757 fold_convert_const_fixed_from_int,
24758 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24759 set TREE_CONSTANT_OVERFLOW.
24760 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24761 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24763 2009-03-30 Ira Rosen <irar@il.ibm.com>
24765 * tree-vect-loop-manip.c: New file.
24766 * tree-vectorizer.c: Update documentation and included files.
24767 (vect_loop_location): Make extern.
24768 (rename_use_op): Move to tree-vect-loop-manip.c
24769 (rename_variables_in_bb, rename_variables_in_loop,
24770 slpeel_update_phis_for_duplicate_loop,
24771 slpeel_update_phi_nodes_for_guard1,
24772 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24773 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24774 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24775 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24776 find_loop_location): Likewise.
24777 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24778 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24779 get_vectype_for_scalar_type, vect_is_simple_use,
24780 supportable_widening_operation, supportable_narrowing_operation):
24782 (bb_in_loop_p): Move to tree-vect-loop.c.
24783 (new_loop_vec_info, destroy_loop_vec_info,
24784 reduction_code_for_scalar_code, report_vect_op,
24785 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24786 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24787 (vect_supportable_dr_alignment): Likewise.
24788 * tree-vectorizer.h (tree-data-ref.h): Include.
24789 (vect_loop_location): Declare.
24790 Reorganize function declarations according to the new file structure.
24791 * tree-vect-loop.c: New file.
24792 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24793 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24794 * tree-vect-data-refs.c: New file.
24795 * tree-vect-patterns.c (timevar.h): Don't include.
24796 * tree-vect-stmts.c: New file.
24797 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24798 tree-vect-slp.c, tree-vect-loop.c.
24799 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24800 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24801 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24802 (tree-vect-analyze.o): Remove.
24803 (tree-vect-transform.o): Likewise.
24804 (tree-vect-data-refs.o): Add rule.
24805 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24806 tree-vect-slp.o): Likewise.
24807 (tree-vect-patterns.o): Remove redundant dependencies.
24808 (tree-vectorizer.o): Likewise.
24809 * tree-vect-slp.c: New file.
24811 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24813 * optc-gen.awk: Warn if an option flag has multiple different
24816 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24818 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24819 -floop-block): Document dependences on PPL, CLooG and Graphite.
24821 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24823 PR rtl-optimization/323
24824 * c-common.c (c_fully_fold, convert_and_check,
24825 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24826 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24827 * c-common.def (EXCESS_PRECISION_EXPR): New.
24828 * c-cppbuiltin.c (builtin_define_float_constants): Define
24829 constants with enough digits for long double.
24830 * c-lex.c (interpret_float): Interpret constant with excess
24831 precision where appropriate.
24832 * c-opts.c (c_common_post_options): Set
24833 flag_excess_precision_cmdline. Give an error for
24834 -fexcess-precision=standard for C++ for processors where the
24835 option is significant.
24836 * c-parser.c (c_parser_conditional_expression): Handle excess
24837 precision in condition.
24838 * c-typeck.c (convert_arguments): Handle arguments with excess
24840 (build_unary_op): Move excess precision outside operation.
24841 (build_conditional_expr): Likewise.
24842 (build_compound_expr): Likewise.
24843 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24844 (build_modify_expr): Handle excess precision in RHS.
24845 (convert_for_assignment): Handle excess precision in converted
24847 (digest_init, output_init_element, process_init_element): Handle
24848 excess precision in initializer.
24849 (c_finish_return): Handle excess precision in return value.
24850 (build_binary_op): Handle excess precision in operands and add
24851 excess precision as needed for operation.
24852 * common.opt (-fexcess-precision=): New option.
24853 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24854 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24855 For standard excess precision, output explicit conversion to and
24856 truncation from XFmode.
24857 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24858 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24859 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24860 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24861 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24862 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24863 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24864 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24865 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24866 define_splits, sqrt<mode>2): Disable where appropriate for
24867 standard excess precision.
24868 * convert.c (convert_to_real): Do not shorten arithmetic to type
24869 for which excess precision would be used.
24870 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24871 * doc/invoke.texi (-fexcess-precision=): Document option.
24872 (-mfpmath=): Correct index entry.
24873 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24874 flag_excess_precision): New.
24875 * langhooks.c (lhd_post_options): Set
24876 flag_excess_precision_cmdline.
24877 * opts.c (common_handle_option): Handle -fexcess-precision=.
24878 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24879 init_excess_precision): New.
24880 (lang_dependent_init_target): Call init_excess_precision.
24881 * tree.c (excess_precision_type): New.
24882 * tree.h (excess_precision_type): Declare.
24884 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24887 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24888 non-lvalue to component.
24890 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24892 PR preprocessor/34695
24893 * Makefile.in (c-opts.o): Depend on c-tree.h.
24894 * c-common.c: Move down include of diagnostic.h.
24895 (done_lexing, c_cpp_error): New.
24896 * c-common.h (done_lexing): Declare.
24897 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24899 * c-opts.c: Include c-tree.h.
24900 (c_common_init_options): Set preprocessor error callback.
24901 (c_common_handle_option): Do not set preprocessor
24902 inhibit_warnings, warnings_are_errors, warn_system_headers,
24903 pedantic_errors or inhibit_warnings flags.
24904 (c_common_post_options): Do not check cpp_errors (parse_in).
24905 (c_common_finish): Do not output dependencies if there were
24906 errors. Do not check return value of cpp_finish.
24907 * c-ppoutput.c (pp_file_change): Set input_location.
24908 * c-tree.h (c_cpp_error): Declare.
24909 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24911 (diagnostic_build_prefix): Check override_column.
24912 * diagnostic.h (diagnostic_info): Add override_column field.
24913 (diagnostic_override_column): Define.
24915 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24917 * c-common.c (c_expand_expr, c_staticp): Remove.
24918 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24919 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24920 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24921 * c-gimplify.c (gimplify_compound_literal_expr,
24922 optimize_compound_literals_in_ctor): Remove.
24923 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24924 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24925 * c-semantics.c (emit_local_var): Remove.
24927 * langhooks-def.h (lhd_expand_expr): Remove.
24928 * langhooks.c (lhd_expand_expr): Remove.
24929 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24931 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24932 handling from c-semantics.c; don't call into langhook.
24933 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24934 * gimplify.c (gimplify_compound_literal_expr,
24935 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24936 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24937 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24938 as was done in c-gimplify.c.
24939 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24940 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24941 Move from c-common.h.
24942 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24944 * tree.c (staticp): Do not call langhook.
24945 * langhooks.c (lhd_staticp): Delete.
24946 * langhooks-def.h (lhd_staticp): Delete prototype.
24947 (LANG_HOOKS_STATICP): Delete.
24948 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24950 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24951 instead of DECL_STMTs.
24953 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24961 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24963 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24964 contained expression.
24965 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24966 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24967 conditional expressions for C.
24968 (decl_constant_value_for_optimization): Move from
24969 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24970 whether optimizing and that the expression is a VAR_DECL not of
24971 array type instead of doing such checks in the caller. Do not
24972 check pedantic. Call gcc_unreachable for C++.
24973 * c-common.def (C_MAYBE_CONST_EXPR): New.
24974 * c-common.h (c_fully_fold, c_save_expr,
24975 decl_constant_value_for_optimization): New prototypes.
24976 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24977 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24978 EXPR_INT_CONST_OPERANDS): Define.
24979 * c-convert.c (convert): Strip nops from expression.
24980 * c-decl.c (groktypename): Take extra parameters expr and
24981 expr_const_operands. Update call to grokdeclarator.
24982 (start_decl): Update call to grokdeclarator. Add statement for
24983 expressions used in type of decl.
24984 (grokparm): Update call to grokdeclarator.
24985 (push_parm_decl): Update call to grokdeclarator.
24986 (build_compound_literal): Add parameter non_const and build a
24987 C_MAYBE_COSNT_EXPR if applicable.
24988 (grokdeclarator): Take extra parameters expr and
24989 expr_const_operands. Track expressions used in declaration
24990 specifiers and declarators. Fold array sizes and track whether
24991 they are constant expressions and whether they are integer
24992 constant expressions.
24993 (parser_xref_tag): Set expr and expr_const_operands fields in
24995 (grokfield): Update call to grokdeclarator.
24996 (start_function): Update call to grokdeclarator.
24997 (build_null_declspecs): Set expr and expr_const_operands fields in
24999 (declspecs_add_type): Handle expressions in typeof specifiers.
25000 * c-parser.c (c_parser_declspecs): Set expr and
25001 expr_const_operands fields for declaration specifiers.
25002 (c_parser_enum_specifier): Likewise.
25003 (c_parser_struct_or_union_specifier): Likewise.
25004 (c_parser_typeof_specifier): Likewise. Update call to
25005 groktypename. Fold expression as needed. Return expressions with
25006 type instead of adding statements.
25007 (c_parser_attributes): Update calls to c_parser_expr_list.
25008 (c_parser_statement_after_labels): Fold expression before passing
25009 to objc_build_throw_stmt.
25010 (c_parser_condition): Fold expression.
25011 (c_parser_asm_operands): Fold expression.
25012 (c_parser_conditional_expression): Use c_save_expr. Update call
25013 to build_conditional_expr.
25014 (c_parser_alignof_expression): Update call to groktypename.
25015 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25016 original_code. Fold expression argument of va_arg. Create
25017 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25018 argument to va_arg. Update calls to groktypename. Fold array
25019 index for offsetof. Verify that first argument to
25020 __builtin_choose_expr has integer type.
25021 (c_parser_postfix_expression_after_paren_type): Update calls to
25022 groktypename and build_compound_literal. Handle expressions with
25023 side effects in type name.
25024 (c_parser_postfix_expression_after_primary): Update call to
25025 c_parser_expr_list. Set original_code for calls to
25026 __builtin_constant_p.
25027 (c_parser_expr_list): Take extra parameter fold_p. Fold
25028 expressions if requested.
25029 (c_parser_objc_type_name): Update call to groktypename.
25030 (c_parser_objc_synchronized_statement): Fold expression.
25031 (c_parser_objc_receiver): Fold expression.
25032 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25033 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25034 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25035 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25036 (struct c_typespec): Add elements expr and expr_const_operands.
25037 (struct c_declspecs): Add elements expr and expr_const_operands.
25038 (groktypename, build_conditional_expr, build_compound_literal):
25040 (in_late_binary_op): Declare.
25041 * c-typeck.c (note_integer_operands): New function.
25042 (in_late_binary_op): New variable.
25043 (decl_constant_value_for_broken_optimization): Move to c-common.c
25044 and rename to decl_constant_value_for_optimization.
25045 (default_function_array_conversion): Do not strip nops.
25046 (default_conversion): Do not call
25047 decl_constant_value_for_broken_optimization.
25048 (build_array_ref): Do not fold result.
25049 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25050 result when operand is a VLA.
25051 (c_expr_sizeof_type): Update call to groktypename. Handle
25052 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25053 result when operand names a VLA type.
25054 (build_function_call): Update call to build_compound_literal.
25055 Only fold result for calls to __builtin_* functions. Strip
25056 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25057 the function designator.
25058 (convert_arguments): Fold arguments. Update call to
25059 convert_for_assignment.
25060 (build_unary_op): Handle increment and decrement of
25061 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25062 decrement earlier. Fold operand of increment and decrement.
25063 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25064 built for integer operand. Wrap returns that are INTEGER_CSTs
25065 without being integer constant expressions or that have integer
25066 constant operands without being INTEGER_CSTs.
25067 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25068 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25069 result is an integer constant expression or can be used in
25070 unevaluated parts of one and avoid folding and wrap as
25071 appropriate. Fold operands before possibly doing -Wsign-compare
25073 (build_compound_expr): Wrap result for C99 if operands can be used
25074 in integer constant expressions.
25075 (build_c_cast): Update call to digest_init. Do not ignore
25076 overflow from casting floating-point constants to integers. Wrap
25077 results that could be confused with integer constant expressions,
25078 null pointer constants or floating-point constants.
25079 (c_cast_expr): Update call to groktypename. Handle expressions
25080 included in type name.
25081 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25082 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25083 Update calls to convert_for_assignment.
25084 (convert_for_assignment): Take new parameter
25085 null_pointer_constant. Do not strip nops or call
25086 decl_constant_value_for_broken_optimization. Set
25087 in_late_binary_op for conversions to boolean.
25088 (store_init_value): Update call to digest_init.
25089 (digest_init): Take new parameter null_pointer_constant. Do not
25090 call decl_constant_value_for_broken_optimization. pedwarn for
25091 initializers not constant expressions. Update calls to
25092 convert_for_assignment.
25093 (constructor_nonconst): New.
25094 (struct constructor_stack): Add nonconst element.
25095 (really_start_incremental_init, push_init_level, pop_init_level):
25096 Handle constructor_nonconst and nonconst element.
25097 (set_init_index): Call constant_expression_warning for array
25099 (output_init_element): Fold value. Set constructor_nonconst as
25100 applicable. pedwarn for initializers not constant expressions.
25101 Update call to digest_init. Call constant_expression_warning
25102 where constant initializers are required.
25103 (process_init_element): Use c_save_expr.
25104 (c_finish_goto_ptr): Fold expression.
25105 (c_finish_return): Fold return value. Update call to
25106 convert_for_assignment.
25107 (c_start_case): Fold switch expression.
25108 (c_process_expr_stmt): Fold expression.
25109 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25110 ensure statement expression is not evaluated in constant expression.
25111 (build_binary_op): Track whether results are integer constant
25112 expressions or may occur in such, disable folding and wrap results
25113 as applicable. Fold operands for -Wsign-compare warnings unless
25115 (c_objc_common_truthvalue_conversion): Handle results folded to
25116 integer constants that are not integer constant expressions.
25117 * doc/extend.texi: Document when typeof operands are evaluated,
25118 that condition of __builtin_choose_expr is an integer constant
25119 expression, and more about use of __builtin_constant_p in
25122 2009-03-29 Richard Guenther <rguenther@suse.de>
25124 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25125 propagate addresses of array references.
25127 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25129 * regmove.c (perhaps_ends_bb_p): Remove.
25130 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25131 from INSN and check that the main loop stays within that basic block.
25132 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25133 (regmove_forward_pass): Split out from regmove_optimize. Use
25134 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25135 (regmove_backward_pass): Split out from regmove_optimize. Use
25136 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25137 (regmove_optimize): Simplify.
25139 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25142 * config/i386/i386.c (classify_argument): Ignore flexible array
25143 member in struct and warn ABI change.
25145 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25147 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25149 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25150 (ix86_adjust_cost): Updated.
25152 2009-03-29 Jan Hubicka <jh@suse.cz>
25154 PR middle-end/28850
25155 * tree-pass.h (pass_cleanup_eh): New function.
25156 (remove_unreachable_regions): Break code handling RTL
25157 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25158 that can not be reached by runtime.
25159 (can_be_reached_by_runtime): New function.
25160 (label_to_region_map): New function.
25161 (num_eh_regions): New function.
25162 (rtl_remove_unreachable_regions): New function.
25163 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25164 (remove_eh_region): New function.
25165 * except.h: Include sbitmap and vecprim.
25166 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25167 num_eh_regions): Declare.
25168 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25169 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25170 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25171 (tree_empty_eh_handler_p): New function.
25172 (cleanup_empty_eh): New function.
25173 (cleanup_eh): New function.
25174 (pass_cleanup_eh): New function.
25176 2009-03-29 Jan Hubicka <jh@suse.cz>
25178 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25179 for removed regions.
25181 2009-03-29 Jan Hubicka <jh@suse.cz>
25183 * except.c (dump_eh_tree): Dump all datastructures.
25185 2009-03-29 Jan Hubicka <jh@suse.cz>
25187 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25188 (duplicate_eh_regions_1): Likewise.
25189 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25190 vector; call EH verification.
25191 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25192 Be ready for region being removed.
25194 2009-03-29 Jan Hubicka <jh@suse.cz>
25196 * bitmap.c (bitmap_last_set_bit): New function.
25197 * bitmap.h (bitmap_last_set_bit): Declare.
25199 2009-03-29 David Ayers <ayers@fsfe.org>
25202 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25203 by calling objc_compare_types and surpress warnings about
25204 incompatible C pointers that are compatible ObjC pointers.
25206 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25208 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25209 call initialize_inline_failed.
25210 (initialize_inline_failed): Move it from here ...
25211 * cgraph.c (initialize_inline_failed): ... to here.
25212 (cgraph_create_edge): Call initialize_inline_failed rather than
25213 setting inline_failed directly.
25215 2009-03-29 Ben Elliston <bje@au.ibm.com>
25218 * sysv4.opt (msdata): Improve comment.
25219 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25220 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25222 2009-03-29 Ben Elliston <bje@au.ibm.com>
25225 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25226 load and store attributes.
25228 2009-03-29 Ben Elliston <bje@au.ibm.com>
25230 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25231 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25232 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25233 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25234 __builtin_infq and __builtin_huge_valq.
25236 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25238 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25240 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25241 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25243 2009-03-28 Xinliang David Li <davidxl@google.com>
25245 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25246 (do_dbg_cnt): New function.
25248 2009-03-28 Jan Hubicka <jh@suse.cz>
25250 Merge from pretty-ipa:
25252 2009-03-27 Jan Hubicka <jh@suse.cz>
25254 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25255 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25256 * passes.c (function_called_by_processed_nodes_p): New.
25257 * ipa-pure-const.c (check_call): Fix handling of operands.
25258 (analyze_function): Dump debug output for skipped bodies.
25259 (local_pure_const): Use function_called_by_processed_nodes_p.
25260 * dwarf2out.c (reference_to_unused): Use output.
25261 * passes.c (do_per_function_toporder): Likewise.
25263 2008-11-12 Jan Hubicka <jh@suse.cz>
25265 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25266 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25267 state_set_in_source enum
25268 (check_decl): Ignore memory tags; do not set fake looping flags;
25270 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25271 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25272 (check_call, analyze_function): Rewrite.
25274 (add_new_function): Update call of analyze_function.
25275 (generate_summary): Add call of analyze_function.
25276 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25277 (local_pure_const): New function.
25278 (pass_local_pure_const): New pass.
25279 * ipa-inline.c (inline_transform): Set after_inlining.
25280 * tree-eh.c (stmt_can_throw_external): New.
25281 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25282 work with aliasing built.
25283 * tree-flow.h (stmt_can_throw_external): New.
25284 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25285 and local pure/const pass in early and late optimization queue.
25287 2009-03-28 Martin Jambor <mjambor@suse.cz>
25289 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25291 (fold_binary): Allow function decl aligment consideration is the
25292 second argument is integer constant one.
25293 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25294 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25295 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25297 2009-03-28 Jan Hubicka <jh@suse.cz>
25299 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25300 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25301 * function.h (rtl_data): Add nothrow flag.
25302 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25303 set DECL_NOTHROW for AVAILABLE functions.
25305 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25307 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25308 following vector keyword has expansion starting with pixel or bool
25309 keyword, expand vector to __vector and pixel or bool to __pixel or
25313 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25314 warn_if_disallowed_function_p): Removed.
25315 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25316 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25317 warning_if_disallowed_function_p.
25318 * flags.h (warn_if_disallowed_function_p,
25319 warn_disallowed_functions): Removed.
25320 * common.opt (Wdisallowed-function-list=): Removed.
25321 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25323 2009-03-28 Richard Guenther <rguenther@suse.de>
25325 PR tree-optimization/38723
25326 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25329 2009-03-28 Jan Hubicka <jh@suse.cz>
25331 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25332 test introduced by my previous patch.
25334 2009-03-28 Richard Guenther <rguenther@suse.de>
25336 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25337 the PHIs value undefined.
25339 2009-03-28 Jan Hubicka <jh@suse.cz>
25341 * tree-pass.h (pass_fixup_cfg): New pass.
25342 * ipa-inline.c (inline_transform): Set
25343 always_inline_functions_inlined/after_inlining.
25344 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25345 (pass_fixup_cfg): New pass.
25346 * passes.c (init_optimization_passes): Add fixup_cfg.
25348 2009-03-28 Richard Guenther <rguenther@suse.de>
25350 PR tree-optimization/38458
25351 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25352 argument use the arguments copy-of value.
25354 2009-03-28 Richard Guenther <rguenther@suse.de>
25356 PR tree-optimization/38180
25357 * tree-ssa-ccp.c (get_default_value): Simplify.
25358 (likely_value): Likewise.
25359 (surely_varying_stmt_p): Properly handle VOP case.
25360 (ccp_initialize): Likewise.
25361 (ccp_fold): Handle propagating through *&.
25362 (fold_const_aggregate_ref): Also handle decls.
25364 2009-03-28 Jan Hubicka <jh@suse.cz>
25366 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25367 * cgraph.h (cgraph_node): Likewise.
25368 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25369 (cgraph_reset_node): Use process flag.
25370 (cgraph_mark_functions_to_output): Likewise.
25371 (cgraph_expand_function): Likewise.
25372 (cgraph_expand_all_functions): Likewise.
25373 (cgraph_output_in_order): Likewise.
25374 * dwarf2out.c (reference_to_unused): Likewise.
25375 * passes.c do_per_function_toporder): Likewise.
25377 2009-03-28 Jan Hubicka <jh@suse.cz>
25379 Bring from lto-branch:
25381 2008-09-03 Doug Kwan <dougkwan@google.com>
25383 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25384 enums instead of reason strings.
25385 * cgraph.c (cgraph_create_edge): Same.
25386 (cgraph_inline_failed_string): New function.
25387 * cgraph.h (cgraph_inline_failed_t): New enum type.
25388 (cgraph_inline_failed_string): New prototype.
25389 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25390 char pointer to cgraph_inline_failed_t.
25391 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25392 (cgraph_default_inline_p): Ditto.
25393 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25394 to cgraph_inline_failed_t pointer.
25395 * cif-code.def: New file.
25396 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25398 (cgraph_check_inline_limits): Change type of REASON to pointer to
25399 cgraph_inline_failed_t. Replace reason strings with enums.
25400 (cgraph_default_inline_p): Ditto.
25401 (cgraph_recursive_inlining_p): Ditto.
25402 (update_caller_keys): Change type of FAILED_REASON to
25403 cgraph_inline_failed_t.
25404 (cgraph_set_inline_failed): Change type of REASON to pointer to
25405 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25406 convert enums to strings for text output.
25407 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25408 to be of type cgraph_inline_failed_t. Replace reason strings with
25409 enums. Call cgraph_inline_failed_string to covert enums
25410 to strings for text output.
25411 (cgraph_decide_inlining): Replace reason strings with enums.
25412 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25413 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25415 * tree-inline.c (expand_call_inline): Change type of REASON
25416 to cgraph_inline_failed_t. Replace reason strings with enums.
25417 Call cgraph_inline_failed_string for text output.
25418 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25421 2009-03-28 Jan Hubicka <jh@suse.cz>
25423 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25424 cgraph_clone_node): Remove master clone handling.
25425 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25426 * cgraph.h (master_clone): Remove.
25427 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25428 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25429 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25431 2009-03-28 Jan Hubicka <jh@suse.cz>
25433 * cgraph.c (cgraph_function_body_availability): Functions declared
25434 inline are always safe to assume that it is not going to be replaced.
25436 2009-03-28 Richard Guenther <rguenther@suse.de>
25438 PR tree-optimization/38513
25439 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25440 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25441 EXC_PTR_EXPR and FILTER_EXPR.
25442 (get_ref_from_reference_ops): Likewise.
25444 2009-03-28 Richard Guenther <rguenther@suse.de>
25446 PR tree-optimization/38968
25447 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25448 Use FLOOR_MOD_EXPR to compute misalignment.
25450 2009-03-28 Richard Guenther <rguenther@suse.de>
25452 PR tree-optimization/37795
25453 * tree.h (combine_comparisons): Declare.
25454 * fold-const.c (combine_comparisons): Export.
25455 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25457 (ifcombine_iforif): Use combine_comparisons.
25459 2009-03-28 Jan Hubicka <jh@suse.cz>
25461 * tree-eh.c (inlinable_call_p): New function.
25462 (make_eh_edges): Use it.
25463 (verify_eh_edges): Use it.
25464 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25465 * except.c (reachable_next_level): Add inlinable_function argument
25466 (sjlj_find_directly_reachable_regions): Update.
25467 (add_reachable_handler): Do not set saw_any_handlers.
25468 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25469 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25470 Add new inlinable call parameter.
25471 (can_throw_internal, can_throw_external): Update.
25472 * except.h (can_throw_internal_1, can_throw_external_1,
25473 foreach_reachable_handler): Update declaration.
25475 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25477 * config/arm/t-arm-coff, config/h8300/coff.h,
25478 config/i386/i386-aout.h, config/i386/i386-coff.h,
25479 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25480 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25481 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25482 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25483 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25484 sys-types.h: Remove.
25485 * Makefile.in: Remove protoize and fixproto support and references
25487 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25488 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25490 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25491 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25492 unprotoize$(exeext).
25493 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25494 (.PHONY): Don't depend on proto.
25495 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25496 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25497 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25498 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25499 build/gen-protos.o, build/scan.o, xsys-protos.h,
25500 build/fix-header$(build_exeext), build/fix-header.o,
25501 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25502 stmp-install-fixproto): Remove.
25503 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25504 SYSCALLS.c or fixproto files.
25505 (install-common): Don't install protoize.
25506 (install-headers-tar, install-headers-cpio, install-headers-cp):
25507 Don't depend on $(STMP_FIXPROTO).
25508 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25509 install fixproto files or write out fixproto settings.
25510 (uninstall): Don't uninstall protoize.
25511 * config.gcc (use_fixproto): Remove.
25512 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25513 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25514 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25515 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25516 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25517 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25518 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25519 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25520 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25521 * config/t-vxworks (STMP_FIXPROTO): Remove.
25522 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25523 STMP_FIXPROTO): Remove.
25524 * config.in, configure: Regenerate.
25525 * crtstuff.c (gid_t, uid_t): Don't undefine.
25526 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25527 (arm-*-coff, arm-*-aout: Remove target entries.
25528 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25529 Remove mention of AIX 4.1.
25530 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25531 * doc/invoke.texi (Running Protoize): Remove.
25532 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25533 (Protoize Caveats): Remove.
25534 * tsystem.h: Update comments on headers assumed to exist.
25536 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25538 * genautomata.c: Add a new year to the copyright. Add a new
25540 (struct insn_reserv_decl): Add comments for member bypass_list.
25541 (find_bypass): Remove.
25542 (insert_bypass): New.
25543 (process_decls): Use insert_bypass.
25544 (output_internal_insn_latency_func): Output all bypasses with the
25545 same input insn in one switch case.
25547 * rtl.def (define_bypass): Describe bypass choice.
25548 * doc/md.texi (define_bypass): Ditto.
25550 2009-03-27 Richard Guenther <rguenther@suse.de>
25552 * gimplify.c (mark_addressable): Export.
25553 * tree-flow.h (mark_addressable): Declare.
25554 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25555 * tree-ssa.c (verify_phi_args): Verify that address taken
25556 variables have TREE_ADDRESSABLE set.
25558 2009-03-27 Richard Guenther <rguenther@suse.de>
25560 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25561 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25562 Do not mark decls TREE_ADDRESSABLE.
25563 (build_fold_addr_expr): Adjust.
25564 (fold_addr_expr): Remove.
25565 (fold_unary): Use build_fold_addr_expr.
25566 (fold_comparison): Likewise.
25567 (split_address_to_core_and_offset): Likewise.
25568 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25570 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25571 (gimplify_modify_expr_to_memcpy): Mark source and destination
25573 * omp-low.c (create_omp_child_function): Mark the object decl
25575 (lower_rec_input_clauses): Mark the var we take the address of
25577 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25579 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25581 PR middle-end/39315
25582 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25583 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25585 2009-03-27 Richard Guenther <rguenther@suse.de>
25587 PR tree-optimization/39120
25588 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25590 (handle_lhs_call): Process return constraints. Add escape
25591 constraints if necessary.
25592 (handle_const_call): Fill out return constraints. Make nested
25593 case more precise. Avoid consttmp if possible.
25594 (handle_pure_call): Fill out return constraints. Avoid
25595 callused if possible.
25596 (find_func_aliases): Simplify call handling.
25598 2009-03-27 Richard Guenther <rguenther@suse.de>
25600 PR tree-optimization/39120
25601 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25602 as a representative.
25603 (solve_graph): Do propagate CALLUSED.
25604 (handle_pure_call): Use a scalar constraint from CALLUSED for
25606 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25609 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25612 * c-common.c (handle_aligned_attribute): Properly check alignment
25613 overflow. Use (1U << i) instead of (1 << i).
25615 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25617 * expr.h (get_mem_align_offset): Updated.
25619 * tree.h (tree_decl_common): Change align to "unsigned int" and
25620 move it before pointer_alias_set.
25622 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25623 Jakub Jelinek <jakub@redhat.com>
25626 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25627 gr_register_operand with gr_reg_or_0_operand.
25628 (cmpxchg_rel_di): Likewise.
25629 (sync_lock_test_and_set<mode>): Likewise.
25631 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25633 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25634 (true_regnum): Likewise.
25636 * rtlanal.c (subreg_info): Moved to ...
25637 * rtl.h (subreg_info): Here. New.
25638 (subreg_get_info): New.
25640 * rtlanal.c (subreg_get_info): Make it extern.
25642 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25645 * config/i386/i386.c (ix86_abi): New.
25646 (override_options): Handle -mabi=.
25647 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25648 (ix86_call_abi_override): Likewise.
25649 (init_cumulative_args): Likewise.
25650 (function_arg_advance): Likewise.
25651 (function_arg_64): Likewise.
25652 (function_arg): Likewise.
25653 (ix86_pass_by_reference): Likewise.
25654 (ix86_function_value_regno_p): Likewise.
25655 (ix86_build_builtin_va_list_abi): Likewise.
25656 (setup_incoming_varargs_64): Likewise.
25657 (is_va_list_char_pointer): Likewise.
25658 (ix86_init_machine_status): Likewise.
25659 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25660 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25661 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25662 (ix86_function_abi): Make it static and return enum calling_abi.
25663 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25665 (ix86_fn_abi_va_list): Updated.
25667 * config/i386/i386.h (ix86_abi): New.
25668 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25669 (CONDITIONAL_REGISTER_USAGE): Likewise.
25670 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25671 (machine_function): Likewise.
25673 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25675 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25676 (STACK_BOUNDARY): Likewise.
25677 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25679 * config/i386/i386.opt (mabi=): New.
25681 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25682 return enum calling_abi.
25683 (ix86_function_type_abi): Likewise.
25684 (ix86_function_abi): Removed.
25686 * doc/invoke.texi: Document -mabi= option for x86.
25688 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25690 * builtins.c (real_dconstp): Delete.
25691 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25693 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25694 Jakub Jelinek <jakub@redhat.com>
25697 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25698 (gen_subprogram_die): When a function is explicit, generate the
25699 DW_AT_explicit attribute.
25700 * langhooks.h (struct lang_hooks_for_decls): Add
25701 function_decl_explicit_p langhook.
25702 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25703 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25705 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25707 * builtins.c (fold_builtin_memory_op): Optimize memmove
25708 into memcpy if we can prove source and destination don't overlap.
25710 * tree-inline.c: Include gt-tree-inline.h.
25711 (clone_fn_id_num): New variable.
25712 (clone_function_name): New function.
25713 (tree_function_versioning): Use it.
25714 * Makefile.in (GTFILES): Add tree-inline.c.
25716 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25718 * BASE-VER: Change to 4.5.0.
25720 2009-03-27 Xinliang David Li <davidxl@google.com>
25722 PR tree-optimization/39557
25723 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25725 2009-03-27 Xinliang David Li <davidxl@google.com>
25727 PR tree-optimization/39548
25728 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25731 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25733 * c-common.c (pointer_int_sum): Use %wd on return from
25736 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25738 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25739 on return from tree_low_cst.
25741 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25744 * ginclude/stdarg.h (va_copy): Define also for
25745 __GXX_EXPERIMENTAL_CXX0X__.
25747 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25750 * builtins.h (c_strlen): Do not warn here.
25751 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25752 * c-common.c (pointer_int_sum): Take an explicit location.
25753 Warn about offsets out of bounds.
25754 * c-common.h (pointer_int_sum): Adjust declaration.
25756 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25758 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25761 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25764 * opts.c (warn_if_disallowed_function_p): Don't assume
25765 get_callee_fndecl must return non-NULL.
25767 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25769 PR rtl-optimization/39522
25770 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25771 when reg_reloaded_valid is set.
25773 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25775 * config/spu/divv2df3.c: New file.
25776 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25777 (DPBIT_FUNCS): Filter out _div_df.
25779 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25781 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25782 a jump insn, count that jump in the distance to the loop start.
25784 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25787 * config/sh/sh.c (calc_live_regs): Fix condition for global
25788 registers except PIC_OFFSET_TABLE_REGNUM.
25790 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25793 * doc/invoke.texi (-mconsole): New.
25795 (-mno-cygwin): New.
25797 (-mnop-fun-dllimport): New.
25801 (sub section "i386 and x86-64 Windows Options"): New.
25803 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25805 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25806 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25808 2009-03-25 Richard Guenther <rguenther@suse.de>
25810 PR middle-end/39497
25811 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25814 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25816 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25817 neither of haifa/selective schedulers are working.
25819 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25821 * doc/invoke.texi (Debugging Options): Fix description of
25822 -fno-merge-debug-strings.
25824 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25826 * config/cris/libgcc.ver: New version-script.
25827 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25829 * configure.ac <GAS features, nop mnemonic>: Add pattern
25830 crisv32-*-* for "nop".
25831 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25832 * configure: Regenerate.
25834 2009-03-24 Ira Rosen <irar@il.ibm.com>
25836 PR tree-optimization/39529
25837 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25838 mark_sym_for_renaming for the tag copied to the new vector
25841 2009-03-24 Arthur Loiret <aloiret@debian.org>
25843 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25844 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25845 EXTRA_SPEC_FUNCTIONS.
25846 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25847 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25848 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25849 -march and -mtune options.
25851 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25853 * config/m68k/t-rtems: Add m5329 multilib.
25855 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25856 Jakub Jelinek <jakub@redhat.com>
25859 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25862 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25865 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25866 instead of c_parser_expression_conv, if original_code isn't one of the
25867 4 allowed comparison codes, fail.
25869 2009-03-23 Richard Guenther <rguenther@suse.de>
25871 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25872 * tree.h (struct tree_type): Likewise.
25873 * reload.h (struct insn_chain): Likewise.
25874 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25875 * function.h (struct function): Likewise.
25876 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25878 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25880 PR tree-optimization/39516
25881 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25883 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25885 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25886 should be set true if BITS_PER_WORD of target is bigger than 32
25888 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25890 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25891 Translate -B-options to -rpath-link. Correct existing
25892 rpath-link and conditionalize on !nostdlib.
25894 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25896 * doc/extend.texi (Function Attributes, Variable Attributes):
25898 * doc/invoke.texi (Debugging Options, Optimize Options)
25899 (i386 and x86-64 Options, MCore Options): Likewise.
25901 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25904 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25905 it for block local namespace aliases.
25906 (gen_decl_die): Pass context_die to gen_namespace_die.
25908 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25911 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25912 minimum or maximum value.
25914 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25916 * reginfo.c (globalize_reg): Recompute derived reg sets.
25918 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25921 * libgcc2.c (mprotect): Do not use signed arguments for
25922 VirtualProtect, use DWORD arguments. Also fix the 'may
25923 be used uninitialized' warning for the np variable.
25925 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25928 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25929 functions using regparm calling conventions when not optimizing.
25930 (ix86_function_sseregparm): Similarly for sseregparm calling
25933 2009-03-19 Li Feng <nemokingdom@gmail.com>
25935 PR middle-end/39500
25936 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25937 dependence if the first conflict is after niter iterations.
25939 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25941 PR middle-end/38609
25942 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25943 functions with dynamic stack-pointer adjustments.
25945 2009-03-19 Ben Elliston <bje@au.ibm.com>
25947 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25948 option; change to -msdata=data.
25950 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25952 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25955 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25958 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25960 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25962 * doc/invoke.texi (Code Gen Options): Expand discussion of
25965 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25967 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25968 * matrix-reorg.c (struct matrix_info): Likewise.
25969 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25970 * rtl.h (struct mem_attrs): Likewise.
25971 * df.h (struct df): Likewise.
25972 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25973 * ira-int.h (struct ira_allocno): Likewise.
25974 * df-scan.c (struct df_collection_rec): Likewise.
25975 * ira.c (struct equivalence): Likewise.
25976 * function.c (struct temp_slot): Likewise.
25977 * cfgloop.h (struct loop): Likewise.
25980 * function.c (use_register_for_decl): When not optimizing, disregard
25981 register keyword for variables with types containing methods.
25983 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25985 PR middle-end/39447
25986 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25987 (is_simple_operand): Call contains_component_ref_p before calling data
25988 reference analysis that would fail on COMPONENT_REFs.
25990 * tree-vrp.c (search_for_addr_array): Fix formatting.
25992 2009-03-18 Richard Guenther <rguenther@suse.de>
25994 * tree-vect-transform.c (vect_loop_versioning): Fold the
25995 generated comparisons.
25996 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25997 (slpeel_tree_peel_loop_to_edge): Likewise.
25999 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26001 PR middle-end/37805
26002 * opts.c (print_specific_help): In addition to `undocumented',
26003 accept `separate' and `joined' flags if passed alone. Describe
26004 output by the first matched one of those.
26005 (common_handle_option): Skip over empty strings.
26006 * gcc.c (display_help): Fix help string for `--help='.
26007 * doc/invoke.texi (Option Summary, Overall Options): With
26008 `--help=', classes and qualifiers can both be repeated, but
26009 only the latter can be negated. One should not pass only
26010 negated qualifiers. Fix markup and examples.
26013 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26014 PR middle-end/37805
26015 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26016 and -fhelp=separate.
26018 2009-03-17 Jing Yu <jingyu@google.com>
26020 PR middle-end/39378
26021 * function.h (struct rtl_data): Move is_thunk from here...
26022 (struct function): ...to here.
26023 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26024 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26026 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26028 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26029 (alpha_output_function_end_prologue): Likewise.
26030 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26031 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26032 (rs6000_output_function_epilogue): Likewise.
26033 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26035 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26038 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26039 from different units in a single alternative.
26040 (*truncdfsf_i387): Ditto.
26041 (*truncxfsf2_mixed): Ditto.
26042 (*truncxfdf2_mixed): Ditto.
26044 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26046 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26047 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26050 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26051 unused non-artificial variables when not optimizing.
26054 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26055 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26056 NAMESPACE_DECL in its DECL_INITIAL.
26058 PR middle-end/39443
26059 * optabs.c (set_user_assembler_libfunc): New function.
26060 * expr.h (set_user_assembler_libfunc): New prototype.
26061 * c-common.c: Include libfuncs.h.
26062 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26063 for memcmp, memset, memcpy, memmove and abort.
26064 * Makefile.in (c-common.o): Depend on libfuncs.h.
26067 * dwarf2out.c (gen_inlined_enumeration_type_die,
26068 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26069 gen_tagged_type_instantiation_die): Removed.
26070 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26073 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26076 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26078 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26079 (check-parallel-%): Ditto.
26080 (check-consistency): Ditto.
26082 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26084 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26085 local variable rhs by NULL_TREE.
26087 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26090 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26092 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26095 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26097 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26100 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26101 for ms->sysv ABI calls only in 64bit mode.
26103 * config/i386/i386.md (untyped_call): Support 32bit.
26105 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26107 * doc/extend.texi: Replace x86_65 with x86_64.
26109 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26111 PR tree-optimization/39455
26112 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26113 mismatches for POINTER_TYPE_P (type).
26114 (number_of_iterations_le): Likewise.
26116 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26118 * config/picochip/picochip.c: Removed profiling support.
26119 * config/picochip/picochip.md: Removed profiling instruction.
26120 * config/picochip/picochip.h: Removed profiling builtin.
26122 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26124 * doc/install.texi (--with-host-libstdcxx): Document.
26126 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26129 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26130 generate a warning if the function name does not begin with
26131 "__vector" and the function has either the 'signal' or 'interrupt'
26132 attribute, from here to ...
26133 (avr_declare_function_name): ...here. New function.
26134 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26135 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26137 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26140 * cse.c (fold_rtx): Don't modify original const_arg1 when
26141 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26142 separate variable instead.
26143 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26144 from out of range shift counts.
26145 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26147 2009-03-13 Catherine Moore <clm@codesourcery.com>
26149 * config/i386/x-mingw32 (host-mingw32.o): Replace
26150 diagnostic.h with $(DIAGNOSTIC_H).
26152 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26155 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26157 * config/i386/sync.md (sync_compare_and_swap<mode>,
26158 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26159 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26161 (sync_double_compare_and_swapdi_pic,
26162 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26163 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26165 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26168 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26170 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26173 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26174 (avx_addsubv4df3): Likewise.
26175 (*avx_addsubv4sf3): Likewise.
26176 (sse3_addsubv4sf3): Likewise.
26178 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26181 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26183 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26186 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26187 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26188 registers for allocnos created from user-defined variables.
26190 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26193 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26194 of non-integer mode as well.
26196 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26198 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26199 for functions for which the parameter types are unknown.
26201 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26204 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26205 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26206 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26207 * config/i386/i386.c (ix86_local_alignment): For
26208 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26209 long long variables on the stack to avoid dynamic realignment.
26210 Allow the first argument to be a decl rather than type.
26211 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26213 2009-03-11 Nick Clifton <nickc@redhat.com>
26216 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26218 Add description to mno-lsim option.
26219 * config/mcore/mcore.h: Remove comment about deprecated m4align
26221 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26222 * doc/invoke.texi: Add description of mno-lsim and
26223 mstack-increment options.
26225 * config/fr30/fr30.opt: Document the -mno-lsim option.
26226 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26227 and -mno-lsim options.
26229 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26231 * fold-const.c (fold_comparison): Only call fold_inf_compare
26232 if the mode supports infinities.
26234 2009-03-11 Jason Merrill <jason@redhat.com>
26237 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26238 end already did. Notice GIMPLE_CALL modifications of the result.
26239 Don't copy debug information from an ignored decl or a decl from
26242 2009-03-10 Richard Guenther <rguenther@suse.de>
26243 Nathan Froyd <froydnj@codesourcery.com>
26245 PR middle-end/37850
26246 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26247 (__divMODE3): Likewise.
26249 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26251 PR tree-optimization/39394
26252 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26253 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26255 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26257 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26258 inline asms for register asm ("") declarations.
26260 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26262 * fold-const.c (fold_unary): Fix comment.
26264 2009-03-07 Jan Hubicka <jh@suse.cz>
26267 * tree-inline.c (setup_one_parameter): Do replacement of const
26268 argument by constant in SSA form.
26270 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26272 PR middle-end/38028
26273 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26274 determine alignment passed to assign_stack_local.
26275 (assign_parms_unsplit_complex): Likewise.
26276 * except.c (sjlj_build_landing_pads): Likewise.
26278 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26280 PR middle-end/39360
26281 * tree-flow.h (add_referenced_var): Return bool instead of void.
26282 * tree-dfa.c (add_referenced_var): Return result of
26283 referenced_var_check_and_insert call.
26284 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26285 of referenced_var_check_and_insert.
26288 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26289 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26290 DIE, don't emit it if abstract origin already has it.
26291 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26292 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26294 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26296 * genpreds.c (needs_variable): Fix parentheses at variable name
26298 (write_tm_constrs_h): Indent generated code.
26300 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26302 * doc/extend.texi (Function Attributes): Add documentation
26303 for isr attributes.
26305 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26308 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26309 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26311 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26313 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26316 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26319 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26320 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26322 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26324 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26325 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26326 constants instead of magic numbers.
26327 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26329 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26330 (x86_64_ms_abi_int_parameter_registers): Ditto.
26331 (x86_64_int_return_registers): Ditto.
26332 (ix86_maybe_switch_abi): Ditto.
26333 (ix86_expand_call): Ditto for clobbered_registers array.
26334 (ix86_hard_regno_mode_ok): Ditto.
26335 (x86_extended_QIreg_mentioned_p): Ditto.
26337 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26339 PR tree-optimization/39349
26340 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26342 * combine.c (gen_lowpart_for_combine): Use omode when generating
26345 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26347 PR rtl-optimization/39235
26348 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26350 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26352 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26354 2009-03-04 Richard Guenther <rguenther@suse.de>
26356 PR tree-optimization/39362
26357 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26358 that occur in abnormal PHIs should be varying.
26360 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26362 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26364 (simple_iv): Take loop as an argument instead of statement.
26365 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26366 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26368 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26370 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26371 * matrix-reorg.c (analyze_transpose): Ditto.
26372 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26373 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26374 * tree-predcom.c (ref_at_iteration): Ditto.
26375 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26377 2009-03-04 Richard Guenther <rguenther@suse.de>
26379 PR tree-optimization/39358
26380 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26381 escaped_id and callused_id.
26382 (solve_graph): Likewise.
26384 2009-03-04 Richard Guenther <rguenther@suse.de>
26386 PR tree-optimization/39339
26387 * tree-sra.c (try_instantiate_multiple_fields): Make it
26388 no longer ICE on the above.
26390 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26392 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26393 that fits within Pmode.
26395 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26397 PR middle-end/10109
26398 * tm.texi (LIBCALL_VALUE): Update description.
26400 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26402 PR middle-end/34443
26403 * doc/extend.texi (section): Update description.
26405 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26407 PR middle-end/39345
26408 * tree-inline.c (remapped_type): New.
26409 (can_be_nonlocal): Call remapped_type instead of remap_type.
26411 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26414 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26415 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26417 2009-03-03 Richard Guenther <rguenther@suse.de>
26419 PR middle-end/39272
26420 * tree.c (tree_nonartificial_location): New function.
26421 * tree.h (tree_nonartificial_location): Declare.
26422 * builtins.c (expand_builtin_memory_chk): Provide location
26423 of the call location for artificial function pieces.
26424 (maybe_emit_chk_warning): Likewise.
26425 (maybe_emit_sprintf_chk_warning): Likewise.
26426 (maybe_emit_free_warning): Likewise.
26427 * expr.c (expand_expr_real_1): Likewise.
26429 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26431 PR tree-optimization/39343
26432 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26433 COMPONENT_REF t has ARRAY_TYPE.
26435 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26437 PR middle-end/39335
26438 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26439 when the type precision of the induction variable should be
26440 larger than the type precision of nit.
26441 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26442 * graphite.c (graphite_loop_normal_form): Same.
26443 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26445 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26447 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26448 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26449 numbers to describe clobbered registers.
26450 (*call_value_0_rex64_ms_sysv): Ditto.
26451 * config/i386/mmx.md (mmx_emms): Ditto.
26452 (mmx_femms): Ditto.
26454 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26456 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26459 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26461 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26462 (spu_section_type_flags): New function.
26464 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26466 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26467 reg_class_contents of FLOAT_REGS into a temporary.
26469 2009-03-02 Richard Guenther <rguenther@suse.de>
26470 Ira Rosen <irar@il.ibm.com>
26472 PR tree-optimization/39318
26473 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26474 information to the vectorized statement.
26476 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26478 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26479 variable. Use defined names instead of magic constants for REX SSE
26482 2009-03-01 Richard Guenther <rguenther@suse.de>
26484 PR tree-optimization/39331
26485 * omp-low.c (lower_send_shared_vars): Do not receive new
26486 values for the reference of DECL_BY_REFERENCE parms or results.
26488 2009-03-01 Jan Hubicka <jh@suse.cz>
26491 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26492 BLOCK_NONLOCALIZED_VAR): New macros.
26493 (tree_block): Add nonlocalized_vars.
26494 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26495 gen_decl_die): Add origin argument. Allow generation of die with
26496 origin at hand only.
26497 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26498 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26500 (gen_block_die): Fix checking for unused blocks.
26501 (process_scope_var): Break out from .... ; work with origins only.
26502 (decls_for_scope) ... here; process nonlocalized list.
26503 (dwarf2out_ignore_block): Look for nonlocalized vars.
26504 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26506 (dump_scope_block): Dump them.
26507 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26508 (remap_block): Likewise.
26509 (can_be_nonlocal): New predicate.
26510 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26512 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26514 * configure: Regenerate.
26516 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26518 * optc-gen.awk: No need to duplicate option flags twice.
26519 Reuse help texts for duplicate options which do not have any.
26521 * gcc.c (display_help): Document --version.
26523 * gcc.c (main): If print_help_list and verbose_flag, ensure
26524 driver output comes before subprocess output.
26526 * optc-gen.awk: Assign all remaining fields to help string,
26527 space-separated, for multi-line help in *.opt.
26529 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26530 -Wno-pedantic-ms-format is for MinGW targets only.
26532 * doc/options.texi (Option file format): Fix bad indentation,
26533 restoring dropped sentence.
26535 2009-02-28 Jan Hubicka <jh@suse.cz>
26537 * tree-inline.c (tree_function_versioning): Output debug info.
26539 2009-02-28 Jan Hubicka <jh@suse.cz>
26542 * tree-inline.c (setup_one_parameter): Do not copy propagate
26543 arguments when not optimizing.
26545 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26548 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26549 (avx_addsubv4df3): Likewise.
26550 (*avx_addsubv4sf3): Likewise.
26551 (sse3_addsubv4sf3): Likewise.
26552 (*avx_addsubv2df3): Likewise.
26553 (sse3_addsubv2df3): Likewise.
26554 (avx_unpckhps256): Correct item selectors.
26555 (avx_unpcklps256): Likewise.
26556 (avx_unpckhpd256): Likewise.
26557 (avx_unpcklpd256): Likewise.
26559 2009-02-28 Jan Hubicka <jh@suse.cz>
26561 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26563 (copy_arguments_for_versioning): If var is declared don't declare it.
26564 (tree_function_versioning): First setup substitutions and then copy
26567 2009-02-27 Jan Hubicka <jh@suse.cz>
26570 * cgraph.h (varpool_output_debug_info): Remove.
26571 * cgraphunit.c (varpool_output_debug_info): Remove.
26572 * dwarf2out.c (deferred_locations_struct): New struct
26573 (deferred_locations): New type.
26574 (deferred_locations_list): New static var.
26575 (deffer_location): New function.
26576 (gen_variable_die): Use it.
26577 (decls_for_scope): Output info on local static vars.
26578 (dwarf2out_finish): Process deferred locations.
26579 * varpool.c (varpool_output_debug_info): Remove.
26581 2009-02-27 Jan Hubicka <jh@suse.cz>
26584 * tree.h (TREE_PROTECTED): Fix comment.
26585 (BLOCK_HANDLER_BLOCK): Remove.
26586 (struct tree_block): Remove handler_block add body_block.
26587 (inlined_function_outer_scope_p): New.
26588 (is_body_block): Remove.
26589 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26590 * dwarf2out.c (is_inlined_entry_point): Remove.
26591 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26592 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26594 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26595 * gimplify.c (gimplify_expr): Gimplify body blocks.
26596 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26597 block with multiple subblocks.
26598 (dump_scope_block): Prettier output; dump more flags and info.
26599 (dump_scope_blocks): New.
26600 (remove_unused_locals): Use dump_scope_blocks.
26601 * tree-flow.h (dump_scope_blocks): Declare.
26602 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26603 * stmt.c (is_body_block): Remove.
26604 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26605 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26607 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26609 PR middle-end/39308
26610 * graphite.c (graphite_loop_normal_form): Do not call
26611 number_of_iterations_exit from a gcc_assert.
26613 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26615 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26616 jumps if COND is NULL.
26617 (find_cond_jump): New function.
26618 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26619 * config/s390/s390.md: Remove z10_cobra attribute value.
26621 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26623 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26624 force_const_mem returns NULL_RTX.
26626 2009-02-26 Jan Hubicka <jh@suse.cz>
26629 * cgraph.h (varpool_output_debug_info): Remove.
26630 * cgraphunit.c (varpool_output_debug_info): Remove.
26631 * dwarf2out.c (deferred_locations_struct): New struct
26632 (deferred_locations): New type.
26633 (deferred_locations_list): New static var.
26634 (deffer_location): New function.
26635 (gen_variable_die): Use it.
26636 (decls_for_scope): Output info on local static vars.
26637 (dwarf2out_finish): Process deferred locations.
26638 * varpool.c (varpool_output_debug_info): Remove.
26640 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26642 PR rtl-optimization/39241
26643 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26644 to subreg_offset_representable_p.
26646 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26648 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26649 execute function prototype. Get f and nregs from max_reg_num
26650 and get_insns. Remove the first backward pass as it's dead,
26651 guard the forward pass by flag_expensive_optimizations.
26652 (rest_of_handle_regmove): Delete.
26653 (pass_regmove): Replace it with regmove_optimize.
26655 2009-02-25 Martin Jambor <mjambor@suse.cz>
26657 PR tree-optimization/39259
26658 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26659 calls_alloca function flags.
26660 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26661 calls are detected.
26663 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26665 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26666 flags_set_1_rtx, flags_set_1_set): Delete.
26667 (regmove_optimize): Do not call mark_flags_life_zones.
26669 2009-02-24 Julian Brown <julian@codesourcery.com>
26672 * config/arm/arm.c (require_pic_register): Only set
26673 cfun->machine->pic_reg once per function.
26675 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26677 * doc/invoke.texi (Link Options): Document an easier way to pass
26678 options that take arguments to the GNU linker using -Xlinker and -Wl.
26680 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26683 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26685 2009-02-24 Richard Guenther <rguenther@suse.de>
26688 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26690 2009-02-24 Richard Guenther <rguenther@suse.de>
26691 Zdenek Dvorak <ook@ucw.cz>
26693 PR tree-optimization/39233
26694 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26695 from converting them to a generic type.
26697 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26699 PR tree-optimization/39260
26700 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26701 contains a condition with a real type.
26702 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26704 2009-02-23 Jason Merrill <jason@redhat.com>
26707 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26708 narrowing_initializer_constant_valid_p.
26709 (narrowing_initializer_constant_valid_p): Don't return
26710 null_pointer_node for adding a pointer to itself.
26712 2009-02-23 Jan Hubicka <jh@suse.cz>
26715 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26718 2009-02-23 Jan Hubicka <jh@suse.cz>
26720 PR tree-optimization/37709
26721 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26722 * tree.h (block_ultimate_origin): Declare.
26723 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26724 * tree-ssa-live.c (remove_unused_scope_block_p):
26725 Eliminate blocks containig no instructions nor live variables nor
26727 (dump_scope_block): New function.
26728 (remove_unused_locals): Enable removal of dead blocks by default;
26729 enable dumping at TDF_DETAILS.
26731 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26733 * config/i386/i386.c (classify_argument): Don't allow COImode
26735 (function_arg_advance_32): Don't allow OImode.
26736 (function_arg_32): Likewise.
26737 (function_value_32): Likewise.
26738 (return_in_memory_32): Likewise.
26739 (function_arg_64): Remove OImode comment.
26741 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26744 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26745 ix86_expand_vector_set for V4DImode in 64bit mode only.
26746 (ix86_expand_vector_init_one_var): Likewise.
26748 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26750 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26752 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26755 * loop-iv.c: Revert last change.
26756 * emit-rtl.c: Likewise.
26758 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26761 * config/i386/i386.c (type_natural_mode): Remove an extra
26762 space in the warning message.
26763 (function_value_32): Handle 32-byte vector modes.
26764 (return_in_memory_32): Likewise.
26766 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26768 * loop-iv.c (truncate_value): New function.
26769 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26771 (lowpart_subreg): Move to...
26772 * emit-rtl.c: ...here.
26774 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26776 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26777 accidental and undocumented change at revision 140860.
26779 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26781 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26782 take gimple_seq * arguments.
26783 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26784 types_compatible_p langhook.
26786 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26787 Joseph Myers <joseph@codesourcery.com>
26789 * config/arm/arm.c (arm_builtin_va_list): New function.
26790 (arm_expand_builtin_va_start): Likewise.
26791 (arm_gimplify_va_arg_expr): Likewise.
26792 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26793 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26794 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26795 (va_list_type): New variable.
26796 (arm_mangle_type): Mangle va_list_type appropriately.
26798 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26800 PR middle-end/39157
26801 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26802 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26803 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26804 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26805 parameter to 1000 for -O1 by default.
26806 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26808 * loop-invariant.c: Include params.h.
26809 (move_loop_invariants): Don't call move_single_loop_invariants on
26812 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26814 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26815 offset when calculating bounds for indexing stack_usage_map. Fixes
26816 a buffer overflow with certain target setups.
26818 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26821 * calls.c (expand_call): Clear try_tail_call if caller and callee
26822 disagree in promotion of function return value.
26824 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26827 * c-common.c (c_determine_visibility): If visibility changed and
26828 DECL_RTL has been already set, call make_decl_rtl to update symbol
26831 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26834 * varasm.c (assemble_variable): Don't check DECL_NAME when
26835 globalizing a variable.
26837 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26840 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26841 expression before any __builtin_trap call.
26842 * c-typeck.c (build_function_call): Convert and check function
26843 arguments before generating a call to a trap. Evaluate the
26844 function arguments before the trap.
26846 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26849 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26850 (UNSPEC_FXAM_MEM): New unspec.
26851 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26852 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26853 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26855 2009-02-19 Richard Guenther <rguenther@suse.de>
26857 PR tree-optimization/39207
26858 PR tree-optimization/39074
26859 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26860 storedanything_tree): New.
26861 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26862 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26863 (build_succ_graph): Add edges from STOREDANYTHING to all
26865 (init_base_vars): Initialize STOREDANYTHING.
26866 (compute_points_to_sets): Free substitution info after
26867 building the succ graph.
26868 (ipa_pta_execute): Likewise.
26870 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26872 (do_ds_constraint): Do not add to special var or non-pointer
26874 (type_could_have_pointers): Split out from ...
26875 (could_have_pointers): ... here. For arrays use the element type.
26876 (create_variable_info_for): Initialize may_have_pointers.
26877 (new_var_info): Likewise.
26878 (handle_lhs_call): Make the HEAP variable unknown-sized.
26879 (intra_create_variable_infos): Use a type with pointers for
26880 PARM_NOALIAS, make it unknown-sized.
26882 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26885 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26887 2009-02-18 Jason Merrill <jason@redhat.com>
26890 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26891 value if DECL_EXTERNAL.
26892 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26893 * target.h (gcc_target::binds_local_p): Clarify "module".
26894 * tree.h (TREE_PUBLIC): Clarify "module".
26896 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26899 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26900 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26902 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26905 * c.opt (Wabi): Support C and ObjC.
26908 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26910 * config/i386/i386.c (classify_argument): Warn once about the ABI
26911 change when passing union with long double.
26913 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26915 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26918 * c-parser.c (c_parser_compound_statement): Always enter and leave
26921 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26924 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26926 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26928 PR tree-optimization/36922
26929 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26930 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26933 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26935 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26938 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26940 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26942 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26944 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26947 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26948 Richard Sandiford <rdsandiford@googlemail.com>
26950 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26951 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26952 (loongson_biadd): ...this.
26954 2009-02-17 Richard Guenther <rguenther@suse.de>
26956 PR tree-optimization/39202
26957 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26958 a var make sure to follow existing collapses.
26960 2009-02-17 Richard Guenther <rguenther@suse.de>
26962 PR middle-end/39214
26963 * langhooks.c (lhd_print_error_function): Check for NULL block.
26965 2009-02-17 Richard Guenther <rguenther@suse.de>
26967 PR tree-optimization/39204
26968 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26971 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26973 * config/soft-fp/double.h: Update from glibc CVS.
26975 2009-02-17 Richard Guenther <rguenther@suse.de>
26977 PR tree-optimization/39207
26978 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26979 strict-aliasing warnings for pointers pointing to NULL.
26981 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26984 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26985 skipping until next close brace.
26987 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26990 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26991 to function argument boundary.
26993 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26995 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26996 in the lea_add. Reload eventually constraints it properly.
26997 * config/picochip/constraints.md: Remove the target constraint
26998 "b", since it is not needed anymore.
27000 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27002 * gthr-dce.h: Uglify function parameter and local variable names.
27003 * gthr-gnat.h: Likewise.
27004 * gthr-mipssde.h: Likewise.
27005 * gthr-nks.h: Likewise.
27006 * gthr-posix95.h: Likewise.
27007 * gthr-posix.h: Likewise.
27008 * gthr-rtems.h: Likewise.
27009 * gthr-single.h: Likewise.
27010 * gthr-solaris.h: Likewise.
27011 * gthr-tpf.h: Likewise.
27012 * gthr-vxworks.h: Likewise.
27013 * gthr-win32.h: Likewise.
27015 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27018 * config/i386/i386.md: Restrict the new peephole2 to move
27019 between MMX/SSE registers.
27021 2009-02-15 Richard Guenther <rguenther@suse.de>
27024 2009-02-13 Richard Guenther <rguenther@suse.de>
27026 * configure.ac: Enable LFS.
27027 * configure: Re-generate.
27028 * config.in: Likewise.
27030 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27032 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27033 spu_srqwbyte, spu_srqwbytebc): Define.
27034 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27035 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27036 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27037 "shrqby_<mode>"): New insn-and-split patterns.
27038 * config/spu/spu.c (expand_builtin_args): Determine and return
27039 number of operands using spu_builtin_description data.
27040 (spu_expand_builtin_1): Use it.
27042 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27045 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27048 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27051 * config/i386/i386.c (override_options): Correct warning
27052 messages for -malign-loops, -malign-jumps and -malign-functions.
27054 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27057 * config/i386/i386.md: Restrict the new peephole2 to move
27058 between the general purpose registers.
27060 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27063 * config/i386/i386.c (type_natural_mode): Add a new argument.
27064 Return the original mode and warn ABI change if vector size is 32byte.
27065 (function_arg_advance): Updated.
27066 (function_arg): Likewise.
27067 (ix86_function_value): Likewise.
27068 (ix86_return_in_memory): Likewise.
27069 (ix86_sol10_return_in_memory): Likewise.
27070 (ix86_gimplify_va_arg): Likewise.
27071 (function_arg_32): Don't warn ABX ABI change here.
27072 (function_arg_64): Likewise.
27074 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27076 * loop-iv.c (implies_p): In the final case, test that operands 0
27077 of the two comparisons match.
27079 * config/bfin/bfin.c (find_prev_insn_start): New function.
27080 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27081 (find_next_insn_start): Move.
27083 2009-02-13 Richard Guenther <rguenther@suse.de>
27085 * configure.ac: Enable LFS.
27086 * configure: Re-generate.
27087 * config.in: Likewise.
27089 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27092 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27093 sizes on syntax error after some arguments have been parsed.
27095 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27097 * doc/invoke.texi (-fira): Remove.
27099 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27101 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27102 * recog.c: Likewise.
27105 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27107 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27108 (umul_ppmm): Likewise.
27109 (count_leading_zeros): Likewise.
27110 (count_trailing_zeros): Likewise.
27111 (UMUL_TIME): Likewise.
27113 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27115 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27116 soft-fp/t-softfp to tmake_file.
27118 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27119 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27120 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27121 IA64_BUILTIN_INFQ]: New.
27122 (ia64_init_builtins): Initialize __builtin_infq,
27123 __builtin_fabsq and __builtin_copysignq if not HPUX.
27124 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27125 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27127 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27129 (__fixtfti): Likewise.
27130 (__fixunstfti): Likewise.
27131 (__floattitf): Likewise.
27133 * config/ia64/libgcc-glibc.ver: New.
27134 * config/ia64/t-fprules-softfp: Likewise.
27135 * config/ia64/sfp-machine.h: Likewise.
27137 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27138 (LIBGCC2_TF_CEXT): Likewise.
27139 (TF_SIZE): Likewise.
27140 (TARGET_INIT_LIBFUNCS): Likewise.
27142 * config/ia64/t-glibc (SHLINB_MAPFILES):
27143 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27145 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27147 * config/i386/i386.c (construct_container): Rewrite processing
27148 BLKmode with X86_64_SSE_CLASS.
27150 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27153 * config/i386/i386.md: Replace simplify_replace_rtx with
27154 replace_rtx in the new peephole2.
27156 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27158 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27159 loop unrolling do not happen at -O2.
27161 2009-02-12 Michael Matz <matz@suse.de>
27163 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27165 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27167 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27170 2009-02-12 Ben Elliston <bje@au.ibm.com>
27172 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27173 patterns when updating the back chain. Missed in the 2009-02-10
27176 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27178 * doc/extend.texi (Decimal Floating Types): Update identifier of
27179 draft TR and list of missing support.
27181 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27183 PR middle-end/39154
27184 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27185 bit to variable length decl's flags, add it also to its
27186 pointer replacement variable.
27188 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27189 Jakub Jelinek <jakub@redhat.com>
27192 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27193 (memory_blockage): New expander.
27194 (*memory_blockage): New insn pattern.
27195 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27196 instead of general blockage at the end of function prologue when
27197 frame pointer is used to access red zone area. Do not emit blockage
27198 when profiling, it is emitted in generic code.
27199 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27200 function epilogue when frame pointer is used to access red zone area.
27202 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27205 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27206 by arithmetic with memory operands.
27207 * config/i386/predicates.md (commutative_operator): New.
27209 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27211 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27214 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27216 * alias.h (record_alias_subset): Declare.
27217 * alias.c (record_alias_subset): Make global.
27219 2009-02-10 Nick Clifton <nickc@redhat.com>
27221 * tree-parloops.c: Change license to GPLv3.
27222 * ipa-struct-reorg.c: Change license to GPLv3.
27223 * ipa-struct-reorg.h: Change license to GPLv3.
27225 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27228 * c-decl.c (start_struct): Return NULL on error.
27230 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27232 PR middle-end/39124
27233 * cfgloopmanip.c (remove_path): Call remove_bbs after
27234 cancel_loop_tree, not before it.
27237 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27238 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27239 VAR_DECLs were seen.
27240 * tree-ssa-live.c (remove_unused_locals): Recompute
27241 cfun->has_local_explicit_reg_vars.
27242 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27243 copies or clearings if cfun->has_local_explicit_reg_vars.
27245 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27248 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27249 of function prologue when frame pointer is used to access
27252 2009-02-10 Richard Guenther <rguenther@suse.de>
27254 PR middle-end/39127
27255 * gimplify.c (gimple_regimplify_operands): Always look if
27256 we need to create a temporary.
27258 2009-02-10 Richard Guenther <rguenther@suse.de>
27260 PR tree-optimization/39132
27261 * tree-loop-distribution.c (todo): New global var.
27262 (generate_memset_zero): Trigger TODO_rebuild_alias.
27263 (tree_loop_distribution): Return todo.
27265 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27268 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27269 (x86_64_reg_class_name): Removed.
27270 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27271 first one isn't X86_64_SSE_CLASS or any other ones aren't
27272 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27273 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27274 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27275 and 3 X86_64_SSEUP_CLASS.
27276 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27277 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27279 2009-02-10 Ben Elliston <bje@au.ibm.com>
27281 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27282 form instruction to update the stack back chain word, even if the
27283 user has disabled the generation of update instructions.
27284 (movdi_<mode>_update_stack): New.
27285 (movsi_update_stack): Likewise.
27286 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27287 always use an update form instruction to update the stack back
27290 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27292 PR middle-end/38953
27293 * graphite.c (if_region_set_false_region): After moving a region in
27294 the false branch of a condition, remove the empty dummy basic block.
27295 (gloog): Remove wrong fix for PR38953.
27297 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27299 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27300 generation due to implicit sign extension.
27302 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27304 PR middle-end/38981
27305 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27306 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27308 2009-02-09 Richard Guenther <rguenther@suse.de>
27310 PR middle-end/35202
27311 * convert.c (convert_to_real): Disable (float)fn((double)x)
27312 to fnf(x) conversion if errno differences may occur and
27313 -fmath-errno is set.
27315 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27317 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27318 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27319 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27321 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27324 * c-common.c (handle_alias_attribute): Disallow attribute for
27325 anything not a FUNCTION_DECL or VAR_DECL.
27327 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27330 * real.c (do_compare): Special-case compare of zero against
27331 decimal float value.
27333 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27336 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27337 as indicating flexible array members unless the field itself is
27338 being declarared as the incomplete array.
27340 2009-02-06 Jan Hubicka <jh@suse.cz>
27342 PR tree-optimization/38844
27343 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27344 is already inlined.
27346 2009-02-06 Richard Guenther <rguenther@suse.de>
27348 PR middle-end/38977
27349 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27350 fork because we may expand it as __gcov_fork.
27352 2009-02-06 Nick Clifton <nickc@redhat.com>
27354 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27356 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27358 PR tree-optimization/35659
27359 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27360 vn_phi_eq): Shortcut if hashcode does not match.
27361 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27363 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27364 and avoid iterative_hash_expr.
27365 (FOR_EACH_VALUE_ID_IN_SET): New.
27366 (value_id_compare): Remove.
27367 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27368 sort expressions by value id.
27370 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27373 * config/sh/predicates.md (general_movsrc_operand): Don't check
27374 the subreg of system registers here.
27376 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27379 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27380 on the copied decl.
27382 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27384 PR rtl-optimization/39110
27385 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27386 addresses, not aligned ones.
27388 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27389 Richard Guenther <rguenther@suse.de>
27391 PR tree-optimization/39100
27392 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27393 comment says and add edges.
27395 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27398 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27399 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27401 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27403 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27404 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27405 register_bb_in_sese, new_sese, free_sese): Moved.
27406 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27407 outermost_loop_in_scop, build_scop_iteration_domain,
27408 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27409 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27410 Use loop_in_sese_p instead of loop_in_scop_p.
27411 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27412 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27413 (scopdet_basic_block_info): Fix bug in scop detection.
27414 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27415 eq_loop_to_cloog_loop): Remove.
27416 (nb_loops_around_loop_in_scop, nb_loop
27417 ref_nb_loops): Moved here...
27418 * graphite.h (ref_nb_loops): ... from here.
27419 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27420 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27421 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27423 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27424 Hans-Peter Nilsson <hp@axis.com>
27426 PR rtl-optimization/37889
27427 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27428 Move offset handling from PLUS to before the switch. Use new
27429 arguments when considering SYMBOL_REFs too.
27430 (rtx_addr_can_trap_p): Pass dummy offset and size.
27431 (enum may_trap_p_flags): Remove.
27432 (may_trap_p_1): Pass size from MEM_SIZE.
27434 PR rtl-optimization/38921
27435 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27436 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27437 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27438 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27440 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27442 AVX Programming Reference (January, 2009)
27443 * config/i386/sse.md (*vpclmulqdq): New.
27445 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27447 PR tree-optimization/38977
27448 PR gcov-profile/38292
27449 * calls.c (special_function_p): Disregard __builtin_ prefix.
27451 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27453 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27454 non-indexable addresses even before reload.
27456 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27459 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27460 as having variable size. Do not give an error for unnamed
27461 parameters with [*] declarators. Give a warning for type names
27462 with [*] declarators and mark them as variable size.
27463 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27464 for sizeof applied to [*] type names.
27466 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27469 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27471 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27473 * gcc.c (process_command): Update copyright notice dates.
27474 * gcov.c (print_version): Likewise.
27475 * gcov-dump.c (print_version): Likewise.
27476 * mips-tfile.c (main): Likewise.
27477 * mips-tdump.c (main): Likewise.
27479 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27482 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27483 for composite type involving a zero-length array type.
27485 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27488 * function.c (match_asm_constraints_1): Skip over
27489 initial optional % in the constraint.
27491 PR inline-asm/39059
27492 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27493 supported, don't accept FIXED_CSTs.
27494 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27495 and _Sat is used without _Fract/_Accum. Set specs->type to
27496 integer_type_node for cts_fract/cts_accum if fixed point is not
27499 2009-02-02 Catherine Moore <clm@codesourcery.com>
27501 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27503 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27505 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27506 (ABI_HAS_64BIT_SYMBOLS): Use it.
27507 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27509 2009-02-02 Paul Brook <paul@codesourcery.com>
27511 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27513 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27515 PR inline-asm/39058
27516 * recog.h (asm_operand_ok): Add constraints argument.
27517 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27518 recurse on matching constraint.
27519 (check_asm_operands): Pass constraints as 3rd argument to
27520 asm_operand_ok. Don't look up matching constraint here.
27521 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27524 2009-02-02 Ben Elliston <bje@au.ibm.com>
27526 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27527 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27529 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27531 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27532 information. Remove some obsolete information. Reorganize.
27534 * config/pa/fptr.c: Revert license to GPL 2.
27535 * config/pa/milli64.S: Likewise.
27537 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27540 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27541 LIBRARY name in, instead of hard-coding it.
27542 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27543 extra target make frag to tmake_files according to EH model.
27544 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27545 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27546 frags that define makefile variable EH_MODEL appropriately.
27547 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27548 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27549 to "-sjlj" according to type of EH configured.
27550 (LIBGCC_SONAME): Concatenate it to shared library base name.
27551 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27552 to "_sjlj" according to type of EH configured.
27553 (LIBGCC_SONAME): Concatenate it to shared library base name.
27554 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27555 (SHLIB_LINK): Add missing semicolon to if-else construct.
27556 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27557 string value of "pe_dll" command-line option.
27558 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27559 (SHLIB_SONAME): Use it when overriding t-cygming default.
27560 (SHLIB_IMPLIB): Override t-cygming default.
27561 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27562 string value of "pe_dll" command-line option.
27564 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27567 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27568 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27570 2009-01-31 Richard Guenther <rguenther@suse.de>
27572 PR tree-optimization/38937
27573 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27574 computing the transitive closure.
27576 2009-01-30 Richard Guenther <rguenther@suse.de>
27578 PR tree-optimization/39041
27579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27580 Propagate variable indices only if the types match for this stmt.
27582 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27585 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27586 inline but never defined.
27588 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27590 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27591 (*insv_h_di_reg_extimm): New insn.
27592 (*insv_l<mode>_reg_extimm): New insn.
27594 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27596 * config/picochip/picochip.c (flag_conserve_stack): set
27597 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27598 fconserve-stack. Reduce call-overhead used by inliner.
27600 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27603 * common.opt (flag_conserve_stack): Initialised to zero.
27605 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27608 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27609 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27612 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27614 * ira-color.c (allocno_reload_assign): Update comments.
27615 * regmove.c (regmove_optimize): Likewise.
27619 2009-01-29 Robert Millan <rmh@aybabtu.com>
27621 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27622 * config/i386/kopensolaris-gnu.h: New file. Undefine
27623 `MD_UNWIND_SUPPORT'.
27624 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27626 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27628 PR tree-optimization/39007
27629 * tree-loop-distribution.c (generate_builtin): Use
27630 recompute_dominator to compute the immediate dominator of the
27631 basic block just after the loop.
27633 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27635 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27636 (ASM_OUTPUT_DWARF_PCREL): Define.
27638 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27640 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27641 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27642 global. Modify entries about regmove and IRA.
27644 * ra-conflict.c: Remove the file.
27646 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27648 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27649 (pass_regclass_init): Rename to pass_reginfo_init.
27651 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27653 * toplev.h (flag_ira): Remove.
27655 * caller-save.c (setup_save_areas): Remove flag_ira.
27657 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27659 * global.c: Remove the file.
27661 * opts.c (decode_options): Remove flag_ira.
27663 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27665 * regmove.c: Modify file description.
27666 (find_use_as_address, try_auto_increment): Define them only if
27667 AUTO_INC_DEC is defined.
27668 (replacement_quality, replace_in_call_usage, fixup_match_1,
27669 stable_and_no_regs_but_for_p): Remove.
27670 (reg_set_in_bb): Make it static.
27671 (regmove_optimize): Remove flag_ira and code which worked for
27674 * local-alloc.c: Remove the file.
27676 * common.opt (fira): Remove.
27678 * ira.c: Include except.h.
27679 (eliminable_regset): Move from global.c.
27680 (mark_elimination): Ditto. Remove flag_ira.
27681 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27682 equiv_mem_modified, validate_equiv_mem_from_store,
27683 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27684 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27685 no_equiv, recorded_label_ref): Move from local-alloc.c.
27686 (update_equiv_regs): Ditto. Make it static.
27687 (print_insn_chain, print_insn_chains): Move it from global.c.
27688 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27689 (build_insn_chain): Ditto. Make it static.
27690 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27691 Rename to init_live_subregs.
27692 (gate_ira): Remove flag_ira.
27694 * regclass.c: Rename reginfo.c. Change file description.
27695 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27696 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27697 (init_reg_sets_1): Remove code for evaluation of
27698 reg_class_superclasses and losing_caller_save_reg_set.
27699 (init_regs): Remove init_reg_autoinc.
27700 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27701 ok_for_base_p_nonstrict): Remove.
27702 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27703 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27704 corresponding entries.
27705 (dump_regclass, record_operand_costs, scan_one_insn,
27706 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27707 record_address_regs, auto_inc_dec_reg_p): Remove.
27708 (gt-regclass.h): Rename to gt-reginfo.h.
27710 * rtl.h (dump_global_regs, retry_global_alloc,
27711 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27713 * Makefile.in (RA_H): Remove.
27714 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27715 Rename regclass.o to reginfo.o.
27716 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27718 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27719 (GTFILES): Rename regclass.c to reginfo.c.
27721 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27722 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27724 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27725 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27727 (finish_spills): Ditto. Remove code for !flag_ira.
27729 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27731 PR middle-end/35854
27732 * doc/invoke.texi (rtl debug options): Complete rewrite.
27733 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27735 * mode-switching.c (pass_mode_switching): Rename pass from
27736 "mode-sw" to "mode_sw".
27737 * except.c (pass_convert_to_eh_ranges): Rename pass from
27738 "eh-ranges" to "eh_ranges".
27739 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27743 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27744 Alexander Monakov <amonakov@ispras.ru>
27746 PR middle-end/38857
27747 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27749 (move_exprs_to_boundary): Change return type and pass through
27750 should_move from move_op. Relax assert. Update usage ...
27751 (schedule_expr_on_boundary): ... here. Use should_move instead of
27753 (move_op_orig_expr_found): Indicate that insn was disconnected from
27755 (code_motion_process_successors): Do not call after_merge_succs
27756 callback if original expression was not found when traversing any of
27758 (code_motion_path_driver): Change return type. Update prototype.
27759 (move_op): Update comment. Add a new parameter (should_move). Update
27760 prototype. Set *should_move based on indication provided by
27761 move_op_orig_expr_found.
27763 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27765 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27766 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27767 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27768 * config/rs6000/rs6000.c (rs6000_override_options): Default
27769 avoid-indexed-addresses on for Power6, off for everything else.
27770 (avoiding_indexed_address_p): New function.
27771 (rs6000_legitimize_address): Use it.
27772 (rs6000_legitimate_address): Likewise.
27773 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27775 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27777 PR tree-optimization/38997
27778 * tree-loop-distribution.c (generate_memset_zero): Use
27779 POINTER_PLUS_EXPR for a pointer addition.
27781 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27783 * config/s390/s390.md (bswap<mode>2): New pattern added.
27785 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27787 * config/s390/s390.md (*tls_load_31): Added type attribute.
27789 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27791 * config/s390/s390.md: Fix a few comments.
27793 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27795 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27796 (*tm<mode>_full): Fixed z10prop attribute.
27797 (*tst<mode>_extimm): Fixed z10prop attribute.
27798 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27799 (*tstqiCCT_cconly): Fixed z10prop attribute.
27800 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27801 (*movsi_larl): Fixed z10prop attribute.
27802 (*movsi_zarch): Fixed z10prop attribute.
27803 (*movsi_eas): Fixed z10prop attribute.
27804 (*movhi): Fixed z10prop attribute.
27805 (*movqi): Fixed z10prop attribute.
27806 (*movstrictqi): Fixed z10prop attribute.
27807 (*mov<mode>): Fixed z10prop attribute.
27808 (*movcc): Fixed z10prop attribute.
27809 (*sethighpartdi_64): Fixed z10prop attribute.
27810 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27811 (*negdi2_sign_cc): Fixed z10prop attribute.
27812 (*negdi2_sign): Fixed z10prop attribute.
27813 (*absdi2_sign_cc): Fixed z10prop attribute.
27814 (*absdi2_sign): Fixed z10prop attribute.
27815 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27816 (*negabsdi2_sign): Fixed z10prop attribute.
27817 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27818 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27819 (doloop_si64): Fixed z10prop attribute.
27820 (doloop_si31): Fixed z10prop attribute.
27821 (doloop_long): Fixed z10prop attribute.
27822 (indirect_jump): Fixed z10prop attribute.
27823 (nop): Fixed z10prop attribute.
27824 (main_base_64): Fixed z10prop attribute.
27825 (reload_base_64): Fixed z10prop attribute.
27827 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27829 PR rtl-optimization/38740
27830 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27832 * config/mips/mips.c (mips_reorg): Likewise.
27834 2009-01-28 Richard Guenther <rguenther@suse.de>
27836 PR tree-optimization/38926
27837 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27838 with the correct value id to a value.
27839 (do_regular_insertion): Use the value number of edoubleprime
27840 for the value number of the expr.
27843 2008-08-21 Richard Guenther <rguenther@suse.de>
27845 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27846 a PHI ask VN if it is already available.
27847 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27848 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27850 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27852 PR middle-end/38934
27853 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27854 set to varying whenever max has TREE_OVERFLOW set, similarly
27855 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27857 2009-01-28 Richard Guenther <rguenther@suse.de>
27859 PR middle-end/38908
27860 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27861 uninitialized aggregate uses in call arguments.
27863 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27865 PR tree-optimization/38984
27866 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27867 the nothing_id variable if -fno-delete-null-pointer-checks.
27869 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27872 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27873 (set_got_offset_rex64): Ditto.
27875 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27878 * doc/extend.texi: Improve local variable with asm reg.
27880 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27882 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27883 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27884 was not supplied then set warn_packed_bitfield_compat to the
27885 default value of 1.
27886 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27889 2009-01-27 Richard Guenther <rguenther@suse.de>
27891 PR tree-optimization/38503
27892 * cfgexpand.c (expand_gimple_basic_block): Ignore
27893 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27894 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27895 variables that cannot have TBAA applied.
27896 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27899 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27901 PR middle-end/38969
27902 * calls.c (initialize_argument_information): Do not wrap complex
27903 arguments in SAVE_EXPR.
27905 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27907 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27908 (INSTALL_LIBGCC): Revert typo commit.
27910 2009-01-26 Richard Guenther <rguenther@suse.de>
27912 PR tree-optimization/38745
27913 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27914 from special handling.
27916 2009-01-26 Richard Guenther <rguenther@suse.de>
27918 PR tree-optimization/38745
27919 * tree-ssa.c (execute_update_addresses_taken): Do not include
27920 variables that cannot possibly be a register in not_reg_needs.
27921 Do not clear TREE_ADDRESSABLE on vars that may not become
27923 * tree-ssa.c (update_alias_info_1): Include those in the set
27924 of addressable vars.
27926 2009-01-26 Richard Guenther <rguenther@suse.de>
27928 PR middle-end/38851
27929 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27930 * tree-ssa-dse.c: Include langhooks.h
27931 (execute_simple_dse): Remove stores with zero size.
27933 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27936 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27939 2009-01-24 Julian Brown <julian@codesourcery.com>
27941 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27942 config/arm/linux-atomic.c.
27943 * config/arm/linux-atomic.c: New.
27945 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27947 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27948 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27949 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27951 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27954 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27957 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27959 PR tree-optimization/38953
27960 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27961 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27962 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27963 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27966 2009-01-24 Paul Brook <paul@codesourcery.com>
27968 * config/arm/neon.md (neon_type): Move to arm.md.
27969 (neon_mov<VSTRUCT>): Add neon_type attribute.
27970 * config/arm/arm.md (neon_type): Move to here.
27971 (conds): Add "unconditioal" and use as default for NEON insns.
27973 2009-01-24 Ben Elliston <bje@au.ibm.com>
27975 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27976 void *' warning from -Wc++-compat.
27977 * Makefile.in (dominance.o-warn): Remove.
27979 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27981 PR tree-optimization/38932
27982 * fold-const.c (fold_unary_ignore_overflow): New.
27983 * tree.h (fold_unary_ignore_overflow): Declare.
27984 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27985 * tree-ssa-sccvn.c (visit_reference_op_load,
27986 simplify_unary_expression): Likewise.
27988 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27990 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27991 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27992 regardless of their type.
27993 * c-common.c (handle_packed_attribute): Don't ignore packed on
27995 * c.opt (Wpacked-bitfield-compat): New warning option.
27996 * stor-layout.c (place_field): Warn if offset of a field changed.
27997 * doc/extend.texi (packed): Mention the ABI change.
27998 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27999 (Warning Options): Add it to the list.
28001 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28003 * c-opts.c (c_common_post_options): Fix a typo in comments.
28005 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28007 PR middle-end/38615
28008 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28009 variables to static.
28010 * doc/invoke.texi (-fmerge-all-constants): Update description.
28012 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28015 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28016 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28018 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28020 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28022 (LOCAL_ALIGNMENT): Similarly.
28024 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28025 Joseph Myers <joseph@codesourcery.com>
28027 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28028 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28029 * config/arm/arm-tune.md: Regenerate.
28030 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28033 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28035 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28036 version number to five.
28038 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28041 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28042 * c-common.c (set_underlying_type): Likewise.
28043 (is_typedef_decl ): Likewise
28045 (set_underlying_type): Likewise.
28046 (is_typedef_type): Likewise.
28048 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28050 PR middle-end/38587
28051 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28054 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28057 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28058 (LIBGCC_SPEC): Don't define.
28059 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28061 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28063 PR rtl-optimization/38879
28064 * alias.c (base_alias_check): Unaligned access via AND address can
28065 alias all surrounding object types except those with sizes equal
28066 or wider than the size of unaligned access.
28068 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28071 * c-decl.c (clone_underlying_type): Move this ...
28072 * c-common.c (set_underlying_type): ... here.
28073 Also, make sure the function properly sets TYPE_STUB_DECL() on
28074 the newly created typedef variant type.
28075 (is_typedef_decl ): New entry point.
28076 * tree.h: Added a new member member_types_needing_access_check to
28077 struct tree_decl_non_common.
28078 (set_underlying_type): New entry point.
28079 (is_typedef_type): Likewise.
28081 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28083 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28084 Check whether two instructions have memory references that
28085 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28086 are helper functions for traversing.
28087 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28088 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28089 not to draw dependency edge for instructions with non-conflicting
28092 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28095 * longlong.h: Update copyright years. Use soft-fp license notice.
28096 Sync __clz_tab declaration with glibc.
28098 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28101 * doc/extend.texi (syscall_linkage): New.
28102 (version_id): Modify.
28104 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28105 Richard Guenther <rguenther@suse.de>
28107 PR tree-optimization/38747
28108 PR tree-optimization/38748
28109 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28110 conversion if the base address is an indirect reference and the
28111 aliasing sets could cause issues.
28113 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28115 * common.opt (fgraphite, fgraphite-identity): Add comment for
28116 explaining why these options are not documented.
28118 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28120 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28121 gimple_call_lhs is NULL.
28123 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28126 * emit-rtl.c (adjust_address_1): Make sure memref is never
28129 2009-01-20 Ben Elliston <bje@au.ibm.com>
28131 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28132 const qualifier from arg parameter. Remove unnecessary cast to char *.
28133 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28134 const qualifier from arg 2.
28136 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28138 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28140 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28143 * rtl.h (reinit_regs): New prototype.
28144 * regclass.c: Include ira.h.
28145 (reinit_regs): New.
28146 * Makefile.in (regclass.o): Add ira.h.
28147 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28149 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28152 * c-common.c (handle_aligned_attribute): Use
28153 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28154 default alignment value.
28156 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28158 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28159 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28161 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28162 __BIGGEST_ALIGNMENT__.
28164 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28166 2009-01-18 Richard Guenther <rguenther@suse.de>
28168 PR tree-optimization/38819
28169 * tree-flow.h (operation_could_trap_helper_p): Declare.
28170 * tree-eh.c (operation_could_trap_helper_p): Export.
28171 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28172 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28173 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28174 are about to insert a possibly trapping instruction and fail
28177 2009-01-18 Andreas Schwab <schwab@suse.de>
28179 * doc/install.texi (Configuration): Remove obsolete paragraph
28180 about use of --with-gnu-ld with --with-gnu-as.
28182 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28184 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28185 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28186 Follow spelling conventions.
28188 2009-01-18 Ben Elliston <bje@au.ibm.com>
28190 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28191 C++ warning about implicit conversion from void * to struct
28193 (bitmap_obstack_free): Likewise for bitmap_element *.
28194 * Makefile.in (bitmap.o-warn): Remove.
28196 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28198 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28200 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28201 Tobias Grosser <tobi.grosser@amd.com>
28203 * graphite.c (graphite_trans_scop_block): Do not block single
28206 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28208 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28209 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28210 test with assertion.
28212 2009-01-16 Richard Guenther <rguenther@suse.de>
28214 PR tree-optimization/38835
28215 PR middle-end/36227
28216 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28217 and INT + PTR -> (INT)(PTR p+ INT) folding.
28218 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28220 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28223 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28224 the subreg from a lowpart subreg if it is also casting the value.
28226 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28227 Tobias Grosser <tobi.grosser@amd.com>
28229 * graphite.c (compare_prefix_loops): New.
28230 (build_scop_canonical_schedules): Rewritten.
28231 (graphite_transform_loops): Move build_scop_canonical_schedules
28232 after build_scop_iteration_domain.
28234 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28235 Tobias Grosser <tobi.grosser@amd.com>
28237 * graphite.c (add_conditions_to_domain): Add the loops to
28238 the dimension of the iteration domain. Do copy the domain
28239 only when it exists.
28240 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28241 (add_conditions_to_constraints): New.
28242 (can_generate_code_stmt, can_generate_code): Removed.
28243 (gloog): Do not call can_generate_code.
28244 (graphite_transform_loops): Call add_conditions_to_constraints
28245 after building the iteration domain.
28247 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28249 PR tree-optimization/38789
28250 * tree-ssa-threadedge.c
28251 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28252 __builtin_constant_p.
28254 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28256 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28257 examined before deleting them.
28259 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28261 * function.c (aggregate_value_p): Correctly extract the function
28262 type from CALL_EXPR_FN lookup.
28264 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28266 * config/picochip/picochip.c (picochip_override_options): Revert
28267 CFI asm flag disable commited previously.
28269 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28270 Tobias Grosser <tobi.grosser@amd.com>
28271 Jan Sjodin <jan.sjodin@amd.com>
28273 * graphite.c (scan_tree_for_params): On substractions negate
28274 all the coefficients of the term.
28275 (clast_to_gcc_expression_red): New. Handle reduction expressions
28276 of more than two operands.
28277 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28278 (get_vdef_before_scop): Handle also the case of default definitions.
28280 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28282 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28283 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28284 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28286 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28287 Joey Ye <joey.ye@intel.com>
28289 PR middle-end/37843
28290 * cfgexpand.c (expand_stack_alignment): Don't update stack
28291 boundary nor check incoming stack boundary here.
28292 (gimple_expand_cfg): Update stack boundary and check incoming
28293 stack boundary here.
28295 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28297 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28299 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28301 PR rtl-optimization/38245
28302 * calls.c (expand_call): Add stack arguments to
28303 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28304 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28305 in regs and partially in memory or BLKmode arguments.
28306 (emit_library_call_value_1): Add stack arguments to
28307 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28308 ACCUMULATE_OUTGOING_ARGS).
28309 * dce.c: Include tm_p.h.
28310 (find_call_stack_args): New function.
28311 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28313 (mark_insn): Call find_call_stack_args for CALL_Ps.
28314 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28315 forwards. Allocate and free arg_stores bitmap if needed, pass it
28316 down to deletable_insn_p, don't mark stores set in arg_stores
28317 bitmap, clear the bitmap at the beginning of each bb.
28318 * Makefile.in (dce.o): Depend on $(TM_P_H).
28320 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28323 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28324 to make sure the insn is a conditional test (bug 22599). Reformat a
28327 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28329 PR middle-end/38431
28330 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28331 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28332 (gloog): Do not call cleanup_tree_cfg.
28333 (graphite_transform_loops): Call cleanup_tree_cfg after all
28334 scops have been code generated.
28336 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28337 * doc/gty.texi (Invoking the garbage collector): Added new node
28338 and section documenting ggc_collect.
28340 2009-01-14 Richard Guenther <rguenther@suse.de>
28342 PR tree-optimization/38826
28343 PR middle-end/38477
28344 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28345 initialization notes only if we actually emitted a warning.
28346 (intra_create_variable_infos): Add constraints for a result decl
28347 that is passed by hidden reference.
28348 (build_pred_graph): Mark all related variables non-direct on
28351 2009-01-14 Nick Clifton <nickc@redhat.com>
28353 * ira-conflicts.c: Include addresses.h for the definition of
28355 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28356 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28358 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28361 * Makefile.in (ira-lives.o): Add except.h.
28363 * ira-lives.c: Include except.h.
28364 (process_bb_node_lives): Process can_throw_internal.
28366 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28368 PR rtl-optimization/38774
28369 * combine.c (simplify_set): When undoing cc_use change, don't do
28370 PUT_CODE on the newly created comparison, but instead put back the
28373 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28375 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28376 values. Remove duplicate arm8 entry.
28378 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28380 PR tree-optimization/38786
28381 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28382 the SSA_NAME case of expand_scalar_variables_expr.
28383 Set the type of an expression to the type of its assign statement.
28384 (expand_scalar_variables_expr): Also gather the scalar computation
28385 used to index the memory access. Do not pass loop_p.
28386 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28387 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28388 the gimple_stmt_iterator where it inserts new code.
28389 Do not pass loop_p.
28390 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28391 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28393 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28395 * graphite.h (debug_value): Removed.
28396 * graphite.c (debug_value): Removed.
28398 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28400 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28401 ldrd/strd with two 32-bit instructions.
28403 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28405 * config/arm/arm.c (struct processors): Pass for speed down into
28406 cost helper functions.
28407 (const_ok_for_op): Handle COMPARE and inequality nodes.
28408 (arm_rtx_costs_1): Rewrite.
28409 (arm_size_rtx_costs): Update prototype.
28410 (arm_rtx_costs): Pass speed down to helper functions.
28411 (arm_slowmul_rtx_costs): Rework cost calculations.
28412 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28413 (arm_9e_rtx_costs): Likewise.
28415 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28417 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28418 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28419 (alpha_legitimize_address): Do not split local symbols wider than
28420 UNITS_PER_WORD into HIGH/LO_SUM parts.
28422 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28425 * gcc.c (process_command): Replace call to execvp with calls
28426 to pex_one and exit.
28428 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28431 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28432 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28433 variant for devices with 3-byte PC.
28434 (__tablejump_elpm__): New.
28436 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28439 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28440 offsetof member-designator, handle it as `[0].'.
28442 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28444 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28445 function when not using named sections on targets with named sections
28446 if branch distance is less than 262132.
28448 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28450 * combine.c (combine_instructions): Recompute
28451 optimize_this_for_speed_p for each BB in the main combine loop.
28453 2009-01-12 Tomas Bily <tbily@suse.cz>
28456 * tree-loop-distribution.c (prop_phis): New function.
28457 (generate_builtin): Call prop_phis.
28459 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28461 PR tree-optimization/38807
28462 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28463 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28465 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28467 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28468 subreg of op0 to the original op0.
28470 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28472 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28474 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28477 * mips-tfile.c (parse_def): Fix parsing of def strings
28478 starting with digits.
28480 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28483 * config/arm/arm.c (arm_is_long_call_p): Don't call
28484 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28486 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28488 * regrename.c (regrename_optimize): Fix dumping.
28489 (find_oldest_value_reg): Preserve REG_POINTER.
28490 (copy_hardreg_forward_1): Likewise.
28492 2009-01-09 Diego Novillo <dnovillo@google.com>
28494 * gimple.h (struct gimple_statement_base) <uid>: Document
28495 the restrictions on its use.
28496 (gimple_uid): Tidy.
28497 (gimple_set_uid): Tidy.
28499 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28501 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28502 zero guard even if align_bytes != 0 and count is smaller than
28505 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28507 PR rtl-optimization/38495
28508 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28509 (add_range_and_copies_from_move_list): Print all added ranges.
28510 Add ranges to memory optimized destination.
28512 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28516 * config/i386/i386.c (override_options): Reject
28517 -mstringop-strategy=rep_8byte with -m32.
28518 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28519 to 1. Do count comparison against epilogue_size_needed at compile
28520 time even when count_exp was constant forced into register. For
28521 size_needed don't jump to epilogue, instead just avoid aligning
28522 and invoke the body algorithm. If need_zero_guard, add zero guard
28523 even if count is non-zero, but smaller than size_needed + number of
28524 bytes that could be stored for alignment.
28525 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28526 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28527 but smaller than size_needed + number of bytes that could be stored
28528 for alignment. Compare size_needed with epilogue_size_needed instead
28529 of desired_align - align, don't adjust size_needed, pass
28530 epilogue_size_needed to the epilogue expanders.
28533 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28535 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28537 * pa.c (last_address): Change to unsigned.
28538 (update_total_code_bytes): Change argument to unsigned. Don't
28539 check if insn addresses are set.
28540 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28541 addresses are not set.
28542 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28544 2009-01-09 Nick Clifton <nickc@redhat.com>
28546 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28547 DECL_DECLARED_INLINE_P.
28549 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28551 PR middle-end/38347
28552 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28553 GET_MODE (op0) in operand_subword_force calls.
28555 PR middle-end/38771
28556 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28557 fold_convert arg0 operands to TREE_TYPE (op0) first.
28559 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28561 * params.def (ira-max-conflict-table-size): Decrease default value
28564 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28566 PR tree-optimization/37031
28567 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28569 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28570 allocate it using gc instead of heap, use VEC_quick_push instead of
28572 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28573 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28574 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28575 allocated vector from heap allocated.
28576 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28577 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28578 vector only after perfect_loop_nest_depth call.
28580 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28581 Jan Sjodin <jan.sjodin@amd.com>
28583 PR tree-optimization/38559
28584 * graphite.c (debug_value, copy_constraint,
28585 swap_constraint_variables, scale_constraint_variable, ): New.
28586 (get_lower_bound, get_upper_bound): Removed.
28587 (graphite_trans_bb_strip_mine): Clean up this code that works
28588 only for constant number of iterations. Fully copy upper and
28589 lower bound constraints, not only the constant part of them.
28590 * graphite.h (debug_value): Declared.
28592 2009-01-08 Ira Rosen <irar@il.ibm.com>
28594 PR tree-optimization/37194
28595 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28596 Don't add the cost of cost model guard in prologue to scalar
28597 outside cost in case of known number of iterations.
28599 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28600 Alan Modra <amodra@bigpond.net.au>
28602 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28603 non-word-aligned REG+CONST addressing.
28605 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28608 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28609 free_after_compilation when outputting a thunk.
28610 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28611 Do not call free_after_compilation here.
28613 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28615 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28616 (ix86_valid_target_attribute_inner_p): Ditto.
28618 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28620 PR tree-optimization/38492
28621 PR tree-optimization/38498
28622 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28623 * tree-chrec.h (scev_is_linear_expression): Declared.
28624 * graphite.c (graphite_cannot_represent_loop_niter): New.
28625 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28626 (graphite_loop_normal_form): Use gcc_assert.
28627 (scan_tree_for_params): Use CASE_CONVERT.
28628 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28629 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28630 Use gcc_assert. Discard scops that contain unhandled cases.
28631 (build_scop_conditions): Return a boolean status for unhandled cases.
28632 (strip_mine_profitable_p): Print the loop number, not its depth.
28633 (is_interchange_valid): Pass the depth of the loop nest, don't
28634 recompute it wrongly.
28635 (graphite_trans_bb_block): Same.
28636 (graphite_trans_bb_block): Print tentative of loop blocking.
28637 (graphite_trans_scop_block): Do not print that the loop has been
28639 (graphite_transform_loops): Do not handle scops that contain condition
28642 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28644 AVX Programming Reference (December, 2008)
28645 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28646 (_mm256_stream_pd): Likewise.
28647 (_mm256_stream_ps): Likewise.
28649 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28650 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28651 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28652 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28653 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28654 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28655 (ix86_expand_special_args_builtin): Likewise.
28657 * config/i386/sse.md (AVXMODEDI): New.
28658 (avx_movnt<mode>): Likewise.
28659 (avx_movnt<mode>): Likewise.
28660 (<sse>_movnt<mode>): Remove AVX support.
28661 (sse2_movntv2di): Likewise.
28663 2009-01-07 Richard Guenther <rguenther@suse.de>
28665 PR middle-end/38751
28666 * fold-const.c (extract_muldiv): Remove obsolete comment.
28667 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28668 to PLUS_EXPR canonicalization for the canonicalization.
28670 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28672 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28673 hosted cross-compilers generating less efficient code.
28675 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28677 * function.h (rtl_data): Add a dbr_scheduled_p field.
28678 * reorg.c (dbr_schedule): Set it.
28679 (gate_handle_delay_slots): Check it.
28680 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28681 (mips_reorg): Check flag_delayed_branch instead of
28682 mips_base_delayed_branch.
28683 (mips_override_options): Don't set mips_base_delayed_branch
28684 or flag_delayed_branch.
28686 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28688 PR rtl-optimization/38426.
28689 * ira.c (ira): Set current_function_is_leaf earlier.
28691 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28693 PR rtl-optimization/38722
28694 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28695 too early, only set a flag and modify after last possible
28698 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28701 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28702 * real.c (decimal_single_format): Correct values of emin and emax.
28703 (decimal_double_format): Ditto.
28704 (decimal_quad_format): Ditto.
28705 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28706 computation of DECnn_MIN and DECnn_MAX for corrected values of
28707 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28708 __DECnn_MIN__, and adjust its computation for the corrected value
28711 2009-01-06 Jan Hubicka <jh@suse.cz>
28714 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28716 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28718 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28719 Add Robert Clark to the list of testers.
28721 2009-01-06 Jan Hubicka <jh@suse.cz>
28722 Kai Tietz <kai.tietz@onevision.com>
28724 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28725 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28727 2009-01-06 Jan Hubicka <jh@suse.cz>
28728 Kai Tietz <kai.tietz@onevision.com>
28730 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28732 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28733 (ix86_nsaved_regs): Count only general purpose regs.
28734 (ix86_nsaved_sseregs): New.
28735 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28736 to 16 for w64; compute padding and size of sse reg save area.
28737 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28738 general purpose regs.
28739 (ix86_emit_save_sse_regs_using_mov): New.
28740 (ix86_expand_prologue): Save SSE regs if needed.
28741 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28742 (ix86_emit_restore_sse_regs_using_mov): New.
28743 (ix86_expand_epilogue): Save SSE regs if needed.
28745 2009-01-06 Jan Hubicka <jh@suse.cz>
28746 Kai Tietz <kai.tietz@onevision.com>
28748 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28749 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28750 functions when accumulate outgoing args is off.
28752 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28755 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28756 before using pseudos_have_intersected_live_ranges_p.
28758 * ira-int.h (ira_assert): Always define.
28760 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28762 AVX Programming Reference (December, 2008)
28763 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28764 (_mm256_permute2_pd): Likewise.
28765 (_mm_permute2_ps): Likewise.
28766 (_mm256_permute2_ps): Likewise.
28767 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28768 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28770 * config/i386/i386.c (ix86_builtins): Remove
28771 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28772 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28773 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28774 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28775 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28776 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28777 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28778 __builtin_ia32_vpermil2ps256.
28779 (ix86_init_mmx_sse_builtins): Updated.
28780 (ix86_expand_args_builtin): Likewise.
28782 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28784 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28785 long absolute calls when generating PA 2.0 code.
28787 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28789 PR rtl-optimization/38583
28790 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28792 * params.def (ira-max-conflict-table-size): New.
28794 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28796 * ira.h (ira_conflicts_p): New external definition.
28798 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28799 table. Report this. Return result of building.
28800 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28801 building conflict table.
28803 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28804 (ira_color): Use ira_conflicts_p.
28806 * global.c: Include ira.h.
28807 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28810 * Makefile.in (global.o): Add ira.h.
28812 * ira-build.c (mark_all_loops_for_removal,
28813 propagate_some_info_from_allocno): New.
28814 (remove_unnecessary_allocnos): Call
28815 propagate_some_info_from_allocno.
28816 (remove_low_level_allocnos): New.
28817 (remove_unnecessary_regions): Add parameter. Call
28818 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28819 parameter to remove_unnecessary_regions.
28820 (ira_build): Remove all regions but root if the conflict table was
28821 not built. Update conflict hard regs for allocnos crossing calls.
28823 * ira.c (ira_conflicts_p): New global.
28824 (ira): Define and use ira_conflicts_p.
28826 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28827 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28828 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28830 2009-01-06 Ben Elliston <bje@au.ibm.com>
28832 * gengtype-lex.l (YY_NO_INPUT): Define.
28834 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28837 * c-common.c (handle_vector_size_attribute): Also reject
28838 BOOLEAN_TYPE types.
28840 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28842 PR tree-optimization/38492
28843 * graphite.c (rename_map_elt, debug_rename_elt,
28844 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28845 rename_map_elt_info, eq_rename_map_elts,
28846 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28847 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28848 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28849 (sese_build_livein_liveouts): New.
28850 (new_sese, free_sese): New.
28851 (new_scop): Call new_sese.
28852 (free_scop): Call free_sese.
28853 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28854 (register_old_new_names): Renamed register_old_and_new_names.
28855 (register_scop_liveout_renames, add_loop_exit_phis,
28856 insert_loop_close_phis, struct igp,
28857 default_liveout_before_guard, add_guard_exit_phis,
28858 insert_guard_phis, copy_renames): New.
28859 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28860 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28861 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28862 (scop_adjust_phis_for_liveouts): New.
28863 (gloog): Call scop_adjust_phis_for_liveouts.
28865 * graphite.h (struct sese): Documented. Added fields liveout,
28866 num_ver and livein.
28867 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28868 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28869 (struct scop): Added field liveout_renames.
28870 (SCOP_LIVEOUT_RENAMES): New.
28872 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28874 PR tree-optimization/38510
28875 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28876 (translate_clast): Call recompute_all_dominators before
28878 (gloog): Call recompute_all_dominators before graphite_verify.
28880 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28881 Jan Sjodin <jan.sjodin@amd.com>
28883 PR tree-optimization/38500
28884 * graphite.c (create_sese_edges): Call fix_loop_structure after
28887 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28889 * config.gcc: Add m32r*-*-rtems*.
28890 * config/m32r/rtems.h: New file.
28892 2009-01-05 Ben Elliston <bje@au.ibm.com>
28894 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28895 (.po.pox): Likewise.
28896 (po/gcc.pot): Likewise.
28898 2009-01-04 David S. Miller <davem@davemloft.net>
28900 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28901 (STARTING_FRAME_OFFSET): Always set to zero.
28903 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28905 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28906 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28907 fixed-point types, and vectors of the same.
28909 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28911 * config/mips/sync.md (*mb_barrier): Rename to...
28912 (*memory_barrier): ...this.
28914 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28916 * doc/extend.texi (Function Attributes): Move @cindex after @item
28917 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28918 and put in alphabetical order. Fix 'target' name and put in order.
28919 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28922 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28924 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28925 (memory_barrier): Expand as unspec instead of unspec_volatile.
28926 Remove mem:BLK from insn operands. Use Pmode scratch register.
28927 (*memory_barrier): Define as unspec instead of unspec_volatile.
28928 Use (match_dup 0) as input operand.
28930 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28931 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28932 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28933 scratch register. Remove operand 1.
28934 (*stbar): Define as unspec instead of unspec_volatile.
28935 Use (match_dup 0) as input operand, remove (const_int 8).
28936 (*membar): Define as unspec instead of unspec_volatile.
28937 Use (match_dup 0) as input operand, remove input operand 2.
28939 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28940 (memory_barrier): Expand as unspec instead of unspec_volatile.
28941 Remove mem:BLK from insn operands. Use Pmode scratch register.
28942 (*memory_barrier): Define as unspec instead of unspec_volatile.
28943 Use (match_dup 0) as input operand.
28945 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28946 Remove mem:BLK from insn operands. Use Pmode scratch register.
28947 Set volatile flag on operand 0.
28948 (*memory_barrier): New insn pattern.
28950 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28952 (*memory_barrier): Use (match_dup 0) as input operand.
28954 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28955 Remove mem:BLK from insn operands. Use Pmode scratch register.
28956 Set volatile flag on operand 0.
28957 (*mb_internal): New insn pattern.
28959 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28961 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28963 PR middle-end/38586
28964 * function.c (struct temp_slot): Move to the section of the file
28965 that deals with temp slots. Remove field 'address'.
28966 (temp_slot_address_table): New hash table of address -> temp slot.
28967 (struct temp_slot_address_entry): New struct, items for the table.
28968 (temp_slot_address_compute_hash, temp_slot_address_hash,
28969 temp_slot_address_eq, insert_temp_slot_address): Support functions
28971 (find_temp_slot_from_address): Rewrite to use the new hash table.
28972 (remove_unused_temp_slot_addresses): Remove addresses of temp
28973 slots that have been made available.
28974 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28975 worker function for remove_unused_temp_slot_addresses.
28976 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28977 Add the temp slot address to the address -> temp slot map.
28978 (update_temp_slot_address): Update via insert_temp_slot_address.
28979 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28980 (pop_temp_slots): Likewise.
28981 (init_temp_slots): Allocate the address -> temp slot map, or empty
28982 the map if it is already allocated.
28983 (prepare_function_start): Initialize temp slot processing.
28985 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28987 PR middle-end/38584
28988 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28989 Calculate the size of all stack vars assuming no packing of stack
28990 vars will happen, replacing a quadratic algorithm with a linear one.
28992 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28995 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28998 2009-01-03 Diego Novillo <dnovillo@google.com>
29000 * doc/contrib.texi: Update contributions.
29002 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29005 * builtins.c (fold_builtin_memory_op): Give up if either operand
29006 is volatile. Set srctype or desttype to non-qualified version
29010 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29011 and FUNCTION_DECLs.
29013 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29015 PR rtl-optimization/35805
29016 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29017 problem if fast dce is able to remove any instructions.
29018 * dce.c (dce_process_block): Fix dump message.
29020 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29023 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29025 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29027 PR middle-end/38690
29028 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29029 * tree-pretty-print.c (op_code_prio): New function.
29030 (op_prio): No longer static. Use op_code_prio.
29031 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29032 Use op_prio and op_code_prio to determine if () should be
29033 printed around operand(s) or not.
29035 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29036 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29037 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29038 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29039 pp_character instead of pp_string for single letter printing.
29041 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29043 * doc/extend.texi: Fix '#pragma GCC option' typo.
29045 2009-01-02 Richard Guenther <rguenther@suse.de>
29047 * doc/install.texi (--enable-checking): Mention different
29048 default for stage1.
29049 (--enable-stage1-checking): Document.
29051 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29053 PR middle-end/30142
29054 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29055 case to be an error.
29057 2009-01-02 Ben Elliston <bje@au.ibm.com>
29059 * config/fp-bit.h (pack_d): Constify argument.
29060 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29061 (isnan): Constify argument.
29063 (iszero): Likewise.
29064 (pack_d): Likewise.
29065 (_fpadd_parts): Constify return type.
29066 (_fpmul_parts): Likewise.
29067 (_fpdiv_parts): Likewise.
29069 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29072 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29073 warn about overwriting initializer with side-effects or
29074 -Woverride-init if !IMPLICIT.
29075 (output_init_element): Likewise. Pass IMPLICIT down to
29077 (process_init_element): Add IMPLICIT argument. Pass it down
29078 to output_init_element.
29079 (push_init_element, pop_init_level, set_designator): Adjust
29080 process_init_element callers.
29081 (set_nonincremental_init, set_nonincremental_init_from_string):
29082 Adjust add_pending_init callers.
29083 (output_pending_init_elements): Adjust output_init_element callers.
29084 * c-tree.h (process_init_element): Adjust prototype.
29085 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29086 process_init_element callers.
29089 Copyright (C) 2009 Free Software Foundation, Inc.
29091 Copying and distribution of this file, with or without modification,
29092 are permitted in any medium without royalty provided the copyright
29093 notice and this notice are preserved.