1 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4 * config/rs6000/predicates.md: Update copyright year.
5 * config/rs6000/altivec.md: Ditto.
7 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
8 (MD_INCLUDES): Add a2.md.
10 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
11 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
12 (builtin_classify): New static vector to classify various builtins
13 to get the tree attributes correct.
14 (def_builtin): Set the attributes of builtins based on what the
15 builtin does (i.e. memory operation, floating point, saturation
16 need special attributes, others are pure functions).
18 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
20 (enum rs6000_builtins): Include rs6000-builtin.def to define the
21 builtins. Change the end marker to MAX_RS6000_BUILTINS from
23 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
26 * config/rs6000/rs6000-builtin.def: New file that combines the
27 builtin enumeration name and attributes.
29 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
31 * config/i386/linux.h (ASM_SPEC): Add --32.
33 2009-10-15 Jakub Jelinek <jakub@redhat.com>
35 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
36 and DW_TAG_template_alias.
37 (dwarf_attr_name): Handle DW_AT_main_subprogram,
38 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
39 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
40 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
41 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
42 and DW_AT_GNU_odr_signature.
43 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
44 DW_FORM_flag_present and DW_FORM_ref_sig8.
45 (output_signature): Only print name on the first byte.
46 (output_die): Likewise for dw_val_class_data8.
48 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
50 * doc/invoke.texi: Clarify that most optimizations are not enabled
53 2009-10-15 Richard Guenther <rguenther@suse.de>
56 * gimple.c (compare_type_names_p): Handle anonymous names
57 differently based on new mode argument.
58 (gimple_types_compatible_p): For structs also compare the tags.
59 (iterative_hash_type_name): Rename to ...
60 (iterative_hash_name): ... this. Hash all names.
61 (iterative_hash_gimple_type): Fix hashing the struct tag of
62 pointer targets. Hash field decl names.
64 2009-10-15 Richard Guenther <rguenther@suse.de>
67 * gimple.c (gimple_get_alias_set): Avoid recursing on
68 invalid type topology.
70 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
72 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
74 2009-10-15 Richard Guenther <rguenther@suse.de>
76 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
78 2009-10-15 Jakub Jelinek <jakub@redhat.com>
80 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
81 add --with-tune{,-32,-64} configured default for -mtune if explicit
84 2009-10-14 DJ Delorie <dj@redhat.com>
86 * config/h8300/h8300.c (F): New.
88 (h8300_emit_stack_adjustment): Call them.
90 (h8300_push_pop): Likewise.
91 (h8300_expand_prologue): Likewise.
92 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
93 (MUST_USE_SJLJ_EXCEPTIONS): Define.
94 (INCOMING_RETURN_ADDR_RTX): Define.
95 (INCOMING_FRAME_SP_OFFSET): Define.
96 (DWARF_CIE_DATA_ALIGNMENT): Define.
98 2009-10-14 Jakub Jelinek <jakub@redhat.com>
100 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
101 fields in builtin structs.
102 (finalize_record_size): Likewise.
104 2009-10-14 Richard Guenther <rguenther@suse.de>
106 * gimple.c (gtc_ob): New global.
107 (struct type_pair_d): Replace pointers with type UIDs.
108 (type_pair_hash): Adjust.
109 (type_pair_eq): Likewise.
110 (lookup_type_pair): Likewise. Allocate from an obstack.
111 (gimple_force_type_merge): Adjust.
112 (gimple_types_compatible_p): Likewise.
113 (free_gimple_type_tables): Free the obstack.
115 2009-10-14 Jakub Jelinek <jakub@redhat.com>
117 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
118 stmts setting DEBUG_EXPR_DECLs.
120 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
121 Don't crash if mode1 is VOIDmode.
123 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
125 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
126 * params.h (IRA_LOOP_RESERVED_REGS): New
127 * tree-pass.h (pass_subregs_of_mode_init,
128 pass_subregs_of_mode_finish): Remove.
129 * passes.c (pass_subregs_of_mode_init,
130 pass_subregs_of_mode_finish): Remove.
131 (pass_reginfo_init): Move before loop optimizations.
132 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
133 * common.opt (fira-loop-pressure): New.
134 * toplev.h (flag_ira_loop_pressure): New.
135 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
137 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
138 Make external and void type functions.
139 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
140 pass_subregs_of_mode_finish): Remove.
141 * ira-costs.c (init_costs): Call init_subregs_of_mode.
142 * regmove.c: Include ira.h.
143 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
144 register pressure calculation in loops.
145 * loop-invariant.c: Include REGS_H and ira.h.
146 (struct loop_data): New members max_reg_pressure, regs_ref, and
148 (struct invariant): New member orig_regno.
149 (curr_loop): New variable.
150 (find_exits): Initialize regs_ref and regs_live.
151 (create_new_invariant): Initialize orig_regno.
152 (get_cover_class_and_nregs): New.
153 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
154 array. Add code for flag_ira_loop_pressure.
155 (gain_for_invariant): Make new_regs an array. Add code for
156 flag_ira_loop_pressure.
157 (best_gain_for_invariant): Ditto.
158 (set_move_mark): New parameter gain. Use it for debugging output.
159 (find_invariants_to_move): Make regs_needed and new_regs an array.
160 Add code for flag_ira_loop_pressure.
161 (move_invariant_reg): Set up orig_regno.
162 (move_invariants): Set up reg classes for pseudos for
163 flag_ira_loop_pressure.
164 (free_loop_data): Clear regs_ref and regs_live.
165 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
166 get_regno_cover_class, change_pressure, mark_regno_live,
167 mark_regno_death, mark_reg_store, mark_reg_clobber,
168 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
169 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
170 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
171 register pressure calculation in loops if new regs were added.
172 Call finish_subregs_of_mode.
173 * opts.c (decode_options): Set up flag_ira_loop_pressure.
174 * Makefile.in (loop-invariant.o): Add ira.h.
176 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
178 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
180 2009-10-14 Richard Guenther <rguenther@suse.de>
182 * lto-symtab.c (lto_symtab_compatible): Fold in ...
183 (lto_symtab_merge): ... here. Rewrite both to take the
184 prevailing and a to-be-merged entry and to queue diagnostics
186 (lto_symtab_resolve_replaceable_p): New predicate for
188 (lto_symtab_resolve_can_prevail_p): Likewise.
189 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
190 handles merging commons by choosing the largest decl. Fold
191 in code that gives ODR errors.
192 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
194 (lto_symtab_merge_decls_1): Re-structure. Deal with the
195 case of no prevailing decl here. Diagnose mismatches
196 in object types here. Drop all but the prevailing decls.
197 (lto_symtab_prevailing_decl): Return the single prevailing decl.
198 * lto-streamer-in.c (lto_input_tree_ref): Deal with
199 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
201 2009-10-14 Richard Guenther <rguenther@suse.de>
204 * lto-streamer-in.c (input_bb): Replace debug stmts with
205 nops instead of dropping them.
207 2009-10-14 Nick Clifton <nickc@redhat.com>
209 * gcc/doc/extended.texi: Replace the dash character with
210 @minus{} in situations where it is being used as a minus
212 * gcc/doc/tm.texi: Likewise.
213 * gcc/doc/md.texi: Likewise.
215 2009-10-14 Jakub Jelinek <jakub@redhat.com>
217 PR preprocessor/41543
218 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
219 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
220 * tree.c: Include intl.h.
221 (expand_location): Handle BUILTINS_LOCATION.
222 * Makefile.in (tree.o): Depend on intl.h.
225 * dwarf2out.c (dwarf2out_var_location): Always clear
226 last_postcall_label when changing last_label.
228 2009-10-14 Pascal Obry <obry@adacore.com>
230 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
231 (process_command): Handle -E as done with -c and -S. Do not add
232 the target executable suffix to the output file when -E is used.
233 (main): Adjust error message accordingly.
235 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
241 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
243 (tree_code_size): Likewise.
245 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
247 * builtins.c (fold_builtin_1): Support complex "arc" functions.
248 * real.h (HAVE_mpc_arc): Define.
250 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
252 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
253 (struct builtin_description): Add fndecl field.
254 (bdesc): Remove const qualifier. Update initializer.
255 (sh_media_init_builtins): Remove const qualifier for d. Record
256 the result of add_builtin_function to the fndecl field.
257 (sh_builtin_decl): New.
258 (sh_media_builtin_decl): New.
260 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
263 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
264 requests between special registers.
266 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
268 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
270 2009-10-13 Richard Henderson <rth@redhat.com>
272 PR tree-optimization/41377
273 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
274 (cleanup_empty_eh_merge_phis): New change_region parameter;
275 pass it on to redirect_eh_edge_1. Update callers.
276 (cleanup_empty_eh_unsplit): Don't require an existing EH label
277 at the destination block.
279 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
281 * passes.c (register_pass): Replaced gcc_unreachable by
282 fatal_error on failure. Mentions plugins in comments & messages.
284 2009-10-13 Jakub Jelinek <jakub@redhat.com>
287 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
288 * sched-vis.c (print_value): Use it.
289 * cselib.c (cselib_hash_rtx): Likewise.
290 * print-rtl.c (print_rtx): Likewise.
291 * cfgexpand.c (expand_debug_rtx): Likewise.
292 * var-tracking.c (vt_expand_loc_callback): Likewise.
294 2009-10-13 Richard Guenther <rguenther@suse.de>
297 * opts.c (handle_option): Split out code to handle setting
298 the options flag var ...
299 (set_option): ... here.
300 * opts.h (set_option): Declare.
301 * lto-opts.c (register_user_option_p): Include -fexceptions
302 and all position independent code variants.
303 (handle_common_option): Remove.
304 (lto_reissue_options): Use set_option.
306 2009-10-13 Martin Jambor <mjambor@suse.cz>
308 PR tree-optimization/41661
309 * ipa-prop.c (compute_complex_pass_through): Allow only operations
310 that are tcc_comparisons or do not change the type in any
312 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
313 folding tcc_comparison operations.
315 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
317 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
320 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
326 * tree.def (DEBUG_EXPR_DECL): New.
327 * rtl.def (DEBUG_EXPR): New.
328 * gengtype.c (adjust_field_rtx_def): Handle it.
329 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
330 (insert_debug_temp_for_var_def): ... this. Drop support for
331 moving. Take iterator for def stmt; insert debug stmt before it.
332 Scan early for use count and kind in debug stmts.
333 (propagate_defs_into_debug_stmts): Rename to...
334 (insert_debug_temps_for_defs): ... this. Likewise.
335 * tree.h (DEBUG_TEMP_UID): New.
336 * tree.c (next_debug_decl_uid): New.
337 (make_node_stat): Count debug decls separately.
338 (copy_node_stat): Likewise.
339 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
340 * var-tracking.c (dv_is_decl_p): Recognize it.
341 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
342 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
343 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
344 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
345 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
346 (cselib_hash_rtx): Likewise.
347 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
348 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
350 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
351 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
352 * rtl.c (copy_rtx): Likewise.
353 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
354 * print-rtl.c (print_rtx): Likewise.
355 * sched-vis.c (print_value): Likewise.
356 (print_insn): Handle DEBUG_EXPR_DECL.
357 * tree-dump.c (dequeue_and_dump): Likewise.
358 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
359 * gimple-iterator (gsi_replace): Check for same lhs.
360 (gsi_remove): Insert debug temps.
361 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
362 (move_computations_stmt): Drop explicit propagation into debug stmts.
363 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
364 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
365 * tree-ssa-sink.c (statement_sink_location): Likewise.
366 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
367 * tree-ssanames.c (release_ssa_name): Adjust for rename.
368 * tree-flow.h: Likewise.
369 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
370 debug temps without values.
371 (eliminate_unnecessary_stmts): Don't discard just-inserted
374 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
377 * config/cris/cris.md (andu): Check that operand 1 is one of the
378 general registers. Fix typo in head comment.
380 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
382 * config/i386/i386.md (vswapmov): New.
383 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
384 (ix86_function_ms_hook_prologue): New.
385 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
386 * configure.ac: Test for swap suffix support in as.
387 * configure: Rebuild.
389 2009-10-12 Jakub Jelinek <jakub@redhat.com>
392 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
393 paradoxical subregs to prevent partial register stalls if the inner
394 mode is integer mode.
396 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
398 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
400 2009-10-12 Dodji Seketeli <dodji@redhat.com>
403 * gcc/dwarf2out.c (template_parameter_pack_die,
404 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
406 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
409 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
411 (maybe_register_def): Likewise. Take stmt iterator.
412 (rewrite_update_stmt): Take stmt iterator and pass it on.
413 (rewrite_update_enter_block): Pass stmt iterator.
415 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
417 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
418 (spu_builtin_decl): New function.
420 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
422 * config/i386/i386.md (SWIM): New mode iterator.
423 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
424 using SWIM mode iterator.
425 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
426 patterns using SWI48 mode iterator.
427 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
428 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
429 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
430 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
431 patterns using SWI248 mode iterator.
432 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
433 gen_x86_movdicc_0_m1_rex64 for renamed function
435 2009-10-11 Jose Ruiz <ruiz@adacore.com>
436 Eric Botcazou <ebotcazou@adacore.com>
439 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
440 * config/sparc/sol2-unwind.h: New file.
442 2009-10-11 Olivier Hainque <hainque@adacore.com>
443 Eric Botcazou <ebotcazou@adacore.com>
446 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
447 * config/i386/sol2-unwind.h: New file.
449 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
452 * config/i386/i386.md (addsi_1_zext): Get the proper second
455 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
457 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
458 all OLD_RTXes, not just REGs. Use copy_rtx to create the
461 2009-10-11 Richard Guenther <rguenther@suse.de>
463 * gimple.c (iterative_hash_type_name): Do not handle special
466 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
468 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
469 (*setcc_si_1_and): Ditto.
470 (*setcc_si_1_movzbl): Ditto.
471 (*setcc_<mode>_2): Ditto.
472 (*setcc_qi): Rename from *setcc_1.
473 (*setcc_qi_slp): Rename from *setcc_2.
475 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
476 (*zero_extendqisi2_movzbw_and splitter): Ditto.
478 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
479 "if" condition, there is already assert with reload_completed present.
481 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
483 * plugin.c (try_init_one_plugin): Improve constness of variable err.
485 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
487 * doc/install.texi (Final install): Refer to
488 http://gcc.gnu.org/bugs/ for bug reporting.
490 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
492 * configure.ac: Add test for dci instruction.
493 * configure: Regenerate.
494 * config.in: Likewise.
495 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
496 * doc/invoke.texi: Add cpu_type 476 and 476fp.
497 (-mmulhw): Add 476 to description.
499 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
500 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
501 (processor_target_table): Add 476 and 476fp entries.
502 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
503 (rs6000_issue_rate): Add CPU_PPC476.
504 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
505 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
506 (processor_type): Add PROCESSOR_PPC476.
507 (EXTRA_SPECS): Add asm_cpu_476 string.
508 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
509 (define_attr "cpu"): Add ppc476.
511 Update comments for 476.
512 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
513 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
514 Update copyright year.
515 * config/rs6000/476.md: New file.
516 * config/rs6000/40x.md: Add description for "isel" attribute.
517 Update copyright year.
518 * config/rs6000/440.md: Likewise.
519 * config/rs6000/603.md: Likewise.
520 * config/rs6000/6xx.md: Likewise.
521 * config/rs6000/7450.md: Likewise.
522 * config/rs6000/7xx.md: Likewise.
523 * config/rs6000/8540.md: Likewise.
524 * config/rs6000/cell.md: Likewise.
525 * config/rs6000/e300c2c3.md: Likewise.
526 * config/rs6000/e500mc.md: Likewise.
527 * config/rs6000/mpc.md: Likewise.
528 * config/rs6000/power4.md: Likewise.
529 * config/rs6000/power5.md: Likewise.
530 * config/rs6000/power6.md: Likewise.
531 * config/rs6000/power7.md: Likewise.
532 * config/rs6000/rios1.md: Likewise.
533 * config/rs6000/rios2.md: Likewise.
534 * config/rs6000/rs64.md: Likewise.
536 2009-10-10 Richard Guenther <rguenther@suse.de>
538 PR tree-optimization/41654
539 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
540 a cond expr before calling gimple_cond_set_condition_from_tree.
541 (ifcombine_iforif): Likewise.
543 2009-10-09 Ian Lance Taylor <iant@google.com>
545 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
546 * configure: Rebuild.
548 2009-10-09 Neil Vachharajani <nvachhar@google.com>
550 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
553 2009-10-09 Richard Guenther <rguenther@suse.de>
556 * target-def.h (TARGET_BUILTIN_DECL): Define.
557 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
558 * target.h (struct gcc_target): Add builtin_decl target hook.
559 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
560 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
562 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
564 (lto_output_builtin_tree): Sorry if the target does not support
565 streaming target builtins.
566 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
567 (rs6000_builtin_decl): New function.
568 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
569 (ix86_builtin_decl): New function.
571 2009-10-09 Jakub Jelinek <jakub@redhat.com>
573 PR preprocessor/41445
574 * c-ppoutput.c (do_line_change): New function.
575 (cb_line_change): Use it.
576 (scan_translation_unit): Call do_line_change if
577 avoid_paste or PREV_WHITE and token location is on a different line
581 * dwarf2out.c (dwarf2out_init): Test whether
582 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
585 PR rtl-optimization/41646
586 * calls.c (expand_call): For BLKmode types returned in registers
587 avoid likely spilled hard regs in copy_blkmode_from_reg generated
590 2009-10-09 Richard Guenther <rguenther@suse.de>
592 PR tree-optimization/41634
593 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
594 we remove the correct elements.
595 (optimize_stmt): Make sure to update stmt operands before
596 optimizing redundancies.
598 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
600 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
602 2009-10-09 Richard Guenther <rguenther@suse.de>
605 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
607 (lto_wrapper_exit): New function.
609 (fatal_perror): Likewise.
610 (fork_execute): Use global args_name, do not free it.
611 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
612 * lto-streamer.h: Remove duplicate prototypes.
614 2009-10-09 Richard Guenther <rguenther@suse.de>
616 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
617 before calling stmt_can_throw_external.
619 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
621 PR tree-optimization/40071
622 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
623 pointer if the original data reference doesn't conflict with the
624 created vector data reference. Fix long line.
626 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (any_div): New code iterator.
629 (u): Handle div and udiv.
631 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
633 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
634 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
635 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
636 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
638 2009-10-08 Joseph Myers <joseph@codesourcery.com>
640 * gcc.c (main): Remove trailing "." from diagnostics.
642 2009-10-08 Cary Coutant <ccoutant@google.com>
644 Add support for debugging with ICF (Identical Code Folding).
645 * calls.c (debug.h): New #include.
646 (emit_call_1): Call virtual_call_token debug hook.
647 * common.opt (-fenable-icf-debug): New option.
648 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
649 locations in the source).
650 (poc_label_num): New variable.
651 (dcall_entry, vcall_entry): New typedefs.
652 (dcall_table, vcall_table): New variables.
653 (struct vcall_insn): New type.
654 (vcall_insn_table): New variable.
655 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
656 (size_of_dcall_table): New function.
657 (output_dcall_table): New function.
658 (size_of_vcall_table): New function.
659 (output_vcall_table): New function.
660 (dwarf2out_direct_call): New function.
661 (vcall_insn_table_hash): New function.
662 (vcall_insn_table_eq): New function.
663 (dwarf2out_virtual_call_token): New function.
664 (dwarf2out_virtual_call): New function.
665 (dwarf2out_init): Allocate new tables and sections.
666 (prune_unused_types): Mark DIEs referenced from direct call table.
667 (dwarf2out_finish): Output direct and virtual call tables.
668 * final.c (final_scan_insn): Call direct_call and virtual_call
670 * debug.h (struct gcc_debug_hooks): Add direct_call,
671 virtual_call_token, virtual_call hooks.
672 (debug_nothing_uid): New function.
673 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
674 (debug_nothing_uid): New function.
675 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
676 (xcoff_debug_hooks): Likewise.
677 * sdbout.c (sdb_debug_hooks): Likewise.
678 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
679 * doc/invoke.texi (-fenable-icf-debug): New option.
681 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
684 * regmove.c (regmove_backward_pass): Replace src with dst in the
685 debug insn, and check for dst before rather than after.
687 2009-10-08 Janis Johnson <janis187@us.ibm.com>
689 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
690 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
692 2009-10-08 Jan Hubicka <jh@suse.cz>
695 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
696 do not mark cgraph nodes as needed.
697 (record_references_in_initializer): Add new only_vars parameter.
698 * cgraph.h (record_references_in_initializer): New parameter.
699 * varasm.c (assemble_variable): Update call.
700 * varpool.c (varpool_analyze_pending_decls): Always look for
703 2009-10-08 Anatoly Sokolov <aesok@post.ru>
705 * config/avr/avr.c (last_insn_address) Remove variable.
706 (expand_prologue): Don't initialise last_insn_address variable.
707 (final_prescan_insn): Don't output insn size.
708 * config/avr/avr.opt (msize): Remove switch.
709 * doc/invoke.texi (AVR Options): Remove documentation of -msize
712 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
714 * combine.c (label_tick_ebb_start): Fix comment.
715 (combine_instructions): Set label_tick and label_tick_ebb_start before
716 calling setup_incoming_promotions. Start them from 1. Increment
717 label_tick instead of deriving it from the BB index. Rather than
718 comparing ticks use the block from the previous iteration to decide
719 whether to start a new EBB. Remove empty lines before function.
721 2009-10-08 Michael Matz <matz@suse.de>
724 * builtins.c (fold_builtin_isascii): Use fold_build2.
725 (fold_builtin_isdigit): Ditto.
726 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
727 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
728 remove_useless_stmts_cond, remove_useless_stmts_tf,
729 remove_useless_stmts_tc, remove_useless_stmts_bind,
730 remove_useless_stmts_goto, remove_useless_stmts_label,
731 remove_useless_stmts_1, remove_useless_stmts,
732 pass_remove_useless_stmts): Remove.
733 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
734 * passes.c (init_optimization_passes): Don't add
735 pass_remove_useless_stmts.
736 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
737 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
739 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
740 for static constants.
741 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
742 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
744 2009-10-08 Richard Guenther <rguenther@suse.de>
746 * gimple.c (free_gimple_type_tables): New function.
747 * gimple.h (free_gimple_type_tables): Declare.
749 2009-10-07 Mark Heffernan <meheff@google.com>
751 * ipa-prop.c (ipa_print_node_params) Only print
752 names of named arguments.
754 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
756 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
757 being statically linked.
759 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
761 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
763 2009-10-08 Jan Hubicka <jh@suse.cz>
766 * ipa.c (cgraph_externally_visible_p,
767 function_and_variable_visibility,
768 whole_program_function_and_variable_visibility): Skip non-finalized
771 2009-10-08 Nick Clifton <nickc@redhat.com>
773 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
776 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
779 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
781 2009-10-07 Joseph Myers <joseph@codesourcery.com>
784 * c-common.c (c_fully_fold_internal): Strip nops from the result
785 of recursive calls to c_fully_fold_internal.
786 (c_wrap_maybe_const): New.
787 (c_save_expr): Use c_wrap_maybe_const.
788 * c-common.h (c_wrap_maybe_const): Declare.
789 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
790 build_binary_op): Use c_wrap_maybe_const.
792 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
794 * real.c: Fix comment to reflect actual exponent size.
796 2009-10-08 Ben Elliston <bje@au.ibm.com>
798 * config/rs6000/a2.md: Add FSF comment header.
800 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
802 * config/i386/i386.md (any_extend): New code iterator.
803 (u, s): New code attributes.
805 (DWIH): Rewrite as code iterator for SI and DI modes.
806 (DWI): Rewrite as mode attribute.
807 (dwi): New mode attribute.
808 (di): Depend on SI mode and DI mode.
809 (doubleint_general_operand): Remove mode attribute.
811 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
814 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
815 (*sub<mode>3_doubleword): Ditto.
817 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
818 using SWIM248 mode iterator.
819 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
820 using SWI48 mode iterator.
821 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
822 patterns using DWIH mode iterator and any_extend code iterator.
823 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
824 using any_extend code iterator.
825 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
826 patterns using DWIH mode iterator and any_extend code iterator.
827 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
828 using any_extend code iterator.
829 (<s>mul<mode>3_highpart): Macroize expander from
830 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
831 and any_extend code iterator.
832 (*<s>muldi3_highpart_1): Macroize insn from
833 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
834 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
835 patterns using any_extend code iterator.
836 (*<s>mulsi3_highpart_zext): Macroize insn from
837 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
839 2009-10-07 Jakub Jelinek <jakub@redhat.com>
841 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
842 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
843 refering to a DIE with DW_AT_const_value.
845 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
848 * ira-lives.c (check_and_make_def_conflict): Process all operands.
850 2009-10-06 Jan Hubicka <jh@suse.cz>
852 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
855 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
857 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
858 *lea_2_rex64): Move before *add<mode>_1 pattern.
860 2009-10-07 Jan Hubicka <jh@suse.cz>
862 * collect2.c (main): Add -fno-whole-program.
863 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
865 2009-10-07 Jan Hubicka <jh@suse.cz>
867 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
868 has no address taken.
869 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
871 (cgraph_clone_node): Clear externally_visible flag for clones.
872 * cgraph.h (cgraph_only_called_directly_p,
873 cgraph_can_remove_if_no_direct_calls_p): New predicates.
874 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
875 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
876 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
877 ipcp_insert_stage): Likwise.
878 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
879 externally_visible flag.
880 (verify_cgraph_node): Verify that inline clones look right.
881 (process_function_and_variable_attributes): Do not set
882 externally_visible flags.
883 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
885 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
887 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
888 clear externally_visible when turning into inline clones
889 (cgraph_mark_inline_edge): Use new predicates.
890 (cgraph_estimate_growth): Likewise.
891 (cgraph_decide_inlining): Likewise.
892 * ipa.c (cgraph_postorder): Likewise.
893 (cgraph_remove_unreachable_nodes): Likewise; sanity check
894 that inline clones are not needed.
895 (cgraph_externally_visible_p): New predicate.
896 (function_and_variable_visibility): Add whole_program parameter;
897 always set externally_visible flag; handle COMDAT function
899 (local_function_and_variable_visibility): New function.
900 (gate_whole_program_function_and_variable_visibility): New function.
901 (whole_program_function_and_variable_visibility): New function.
902 (pass_ipa_whole_program_visibility): New function.
903 * passes.c (init_optimization_passes): Add whole program visibility
905 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
906 not care about needed/reachable flags.
907 * varpool.c: Include flags.h
908 (decide_is_variable_needed): When doing LTO assume whole-program mode.
909 (varpool_finalize_decl): When we are in LTO read-back, all variables
911 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
913 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
915 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
918 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
920 * config.gcc: Don't include the makefile fragments intended for
922 * config/s390/fixdfdi.h: File removed.
923 * config/s390/libgcc-glibc.ver: File removed.
924 * config/s390/s390.h: Remove the fixdfdi.h hack.
925 * config/s390/t-crtstuff: File moved to libgcc dir.
926 * config/s390/t-linux: Likewise.
927 * config/s390/t-tpf: libgcc specific parts removed.
928 * config/s390/t-linux64: Likewise.
930 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
932 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
933 (lto-compress.o): Likewise.
935 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
938 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
939 dllexport to class members here.
940 (i386_pe_determine_dllimport_p): Only check static class data for
942 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
943 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
944 functions for vague linkage.
945 (i386_pe_type_dllexport_p): Fix formatting.
946 (maybe_add_dllexport) New function.
947 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
950 2009-10-07 Ben Elliston <bje@au.ibm.com>
952 * config/rs6000/a2.md: Remove duplicated lines.
954 2009-10-07 Ben Elliston <bje@au.ibm.com>
956 * config.gcc (powerpc*-*-*): Handle a2.
957 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
958 * config/rs6000/a2.md: New file.
959 * config/rs6000/rs6000.opt (mno-update): New.
960 (mupdate): Return to using a mask, not a var.
961 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
962 (enum processor_type): Add PROCESSOR_PPCA2.
963 * config/rs6000/rs6000.c (ppca2_cost): New costs.
964 (rs6000_override_options): Add "a2" to processor_target_table.
965 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
966 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
968 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
970 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
971 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
972 reference to nonexistent gen_truncxfxf2 function.
974 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
976 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
977 (DWIH, g, di, doubleint_general_operand): New mode attributes.
978 (general_operand): Handle TI mode.
979 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
980 using SDWIM mode iterator.
981 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
982 pattern from *add{di,ti}3_1 patterns and corresponding splitters
983 using DWI mode iterator.
984 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
985 patterns using SWI mode iterator.
986 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
987 using SWI48 mode iterator.
988 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
989 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
990 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
991 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
992 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
993 using SDWIM mode iterator.
994 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
995 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
996 using DWI mode iterator.
997 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
998 patterns using SWI mode iterator.
999 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1000 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1001 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1002 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1003 patterns using plusminus code iterator.
1004 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1005 sub<mode>3 patterns using plusminus code iterator.
1006 * config/i386/i386.c (override_options): Update the call to
1007 gen_subdi_carry_rex64 for renamed function.
1008 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1009 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1010 calls to instruction expanders.
1012 2009-10-06 Martin Jambor <mjambor@suse.cz>
1015 * opts.c (decode_options): Run IPA-SRA at -O2.
1017 2009-10-06 Richard Guenther <rguenther@suse.de>
1019 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1021 2009-10-06 Tobias Burnus <burnus@net-b.de>
1024 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1025 -flto and -fwhole-program flags can be combined.
1027 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1030 * gcc.c (process_command): Check that -o argument was specified.
1032 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1034 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1036 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1038 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1039 * doc/invoke.texi (Warning Options): Annotate allowed languages
1040 for -Wunsuffixed-float-constants.
1042 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1044 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1045 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1046 same name and isn't the main variant.
1049 * dwarf2out.c (loc_by_reference): Removed.
1050 (dw_loc_list_1): New function.
1051 (dw_loc_list): Remove toplev argument, add want_address argument.
1052 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1053 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1054 want_address == 2 to dw_loc_list. For successful dw_loc_list
1055 set have_address to 1 only if want_address is not 0.
1057 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1059 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1060 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1061 a code block followed by two pointers.
1062 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1063 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1064 (MIPS_MOVE): Likewise.
1065 (MIPS_LUI): Likewise.
1066 (MIPS_JR): Likewise.
1067 (MIPS_BAL): Likewise.
1068 (MIPS_NOP): Likewise.
1069 (mips_asm_trampoline_template): Delete.
1070 (mips_trampoline_code_size): New function.
1071 (mips_trampoline_init): Add shorter sequences for all cases
1072 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1073 Calculate the opcodes directly, rather than copying from a template.
1074 Only flush the code part of the trampoline.
1075 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1077 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1079 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1080 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1081 (INCOMING_RETURN_ADDR_RTX): Likewise.
1082 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1084 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1085 with RETURN_ADDR_REGNUM.
1086 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1087 * config/mips/mips.c (mips16_build_call_stub): Replace
1088 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1089 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1090 (mips_print_operand_punctuation): Likewise.
1091 (mips_frame_set): Likewise.
1092 (mips16e_output_save_restore): Likewise.
1093 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1094 (mips_save_reg_p): Likewise.
1095 (mips_return_addr): Likewise.
1096 (mips_set_return_address): Likewise.
1097 (mips_direct_save_slot_move_p): Likewise.
1098 (mips_output_function_prologue): Likewise.
1099 (mips_restore_reg): Likewise.
1100 (mips_expand_epilogue): Likewise.
1101 (mips_epilogue_uses): Likewise.
1102 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1103 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1104 (clear_hazard_<mode>): Likewise.
1105 (call_internal): Likewise.
1106 (call_internal_direct): Likewise.
1107 (call_direct_split): Likewise.
1108 (call_value_internal): Likewise.
1109 (call_value_split): Likewise.
1110 (call_value_internal_direct): Likewise.
1111 (call_value_direct_split): Likewise.
1112 (call_value_multiple_internal): Likewise.
1113 (call_value_multiple_split): Likewise.
1115 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1116 Jakub Jelinek <jakub@redhat.com>
1118 PR rtl-optimization/41511
1119 * combine.c (record_value_for_reg): Pass explicit values as argument
1120 to get_last_value_validate.
1121 (get_last_value_validate): Document INSN parameter.
1122 For non-readonly MEMs, assume they might have been modified if INSN
1123 was in another basic block.
1124 (get_last_value): Minor reformatting.
1126 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1129 * final.c (asm_str_count): Split out from asm_insn_count.
1130 * rtl.h (asm_str_count): New prototype.
1131 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1134 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1136 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1138 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1139 Rafael Espindola <espindola@google.com>
1141 * gengtype.c (write_types): Moved call to write_func_for_structure
1142 into seperate loops.
1144 2009-10-05 Richard Guenther <rguenther@suse.de>
1147 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1148 (input_cgraph_1): Input toplevel asms.
1150 2009-10-05 Richard Guenther <rguenther@suse.de>
1153 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1154 (external_aggregate_decl_p): Likewise.
1155 (lto_symtab_compatible): Re-structure. Remove dead code.
1156 For variables ignore toplevel qualifiers when comparing types.
1157 Issue warnings, not errors for mismatched user-alignment.
1159 2009-10-05 Richard Guenther <rguenther@suse.de>
1163 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1164 (struct lto_symtab_identifier_def): Likewise.
1165 (struct lto_symtab_decl_def): Likewise.
1166 (struct lto_symtab_entry_def): New.
1167 (lto_symtab_identifier_t): Rename to ...
1168 (lto_symtab_entry_t): ... this.
1169 (lto_symtab_decls): Remove.
1170 (lto_symtab_base_hash): Rename to ...
1171 (lto_symtab_entry_hash): ... this.
1172 (lto_symtab_base_eq): Rename to ...
1173 (lto_symtab_entry_eq): ... this.
1174 (lto_symtab_base_marked_p): Rename to ...
1175 (lto_symtab_entry_marked_p): ... this.
1176 (lto_symtab_identifier_marked_p): Remove.
1177 (lto_symtab_decl_marked_p): Likewise.
1178 (lto_symtab_maybe_init_hash_tables): Rename to ...
1179 (lto_symtab_maybe_init_hash_table): ... this.
1180 (lto_symtab_set_resolution_and_file_data): Remove.
1181 (lto_symtab_register_decl): New function.
1182 (lto_symtab_get_identifier): Remove.
1183 (lto_symtab_get): New function.
1184 (lto_symtab_get_resolution): Adjust.
1185 (lto_symtab_get_identifier_decl): Remove.
1186 (lto_symtab_set_identifier_decl): Likewise.
1187 (lto_symtab_merge_decl): Rename to ...
1188 (lto_symtab_merge): ... this. Rewrite.
1189 (lto_symtab_merge_var): Remove.
1190 (lto_symtab_merge_fn): Likewise.
1191 (lto_symtab_prevailing_decl): Adjust.
1192 (lto_cgraph_replace_node): New function.
1193 (lto_symtab_merge_decls_2): Likewise.
1194 (lto_symtab_merge_decls_1): Likewise.
1195 (lto_symtab_fixup_var_decls): Likewise.
1196 (lto_symtab_resolve_symbols): Likewise.
1197 (lto_symtab_merge_decls): Likewise.
1198 (lto_symtab_prevailing_decl): Adjust.
1199 (lto_symtab_get_symtab_def): Remove.
1200 (lto_symtab_get_file_data): Likewise.
1201 (lto_symtab_clear_resolution): Adjust.
1202 (lto_symtab_clear_resolution): Likewise.
1203 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1204 (input_cgraph_1): Likewise.
1205 * lto-streamer-in.c (get_resolution): Do not provide fake
1206 symbol resolutions here.
1207 (deferred_global_decls): Remove.
1208 (lto_register_deferred_decls_in_symtab): Likewise.
1209 (lto_register_var_decl_in_symtab): Change signature, register
1210 variable via lto_symtab_register_decl.
1211 (lto_register_function_decl_in_symtab): Likewise.
1212 (lto_read_tree): Adjust.
1213 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1214 (lto_symtab_merge_var): Likewise.
1215 (lto_symtab_merge_fn): Likewise.
1216 (lto_symtab_register_decl): Declare.
1217 (lto_symtab_merge_decls): Likewise.
1219 2009-10-05 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/23821
1222 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1223 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1224 simple IV increments.
1226 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1228 * config/arm/arm.c (arm_override_options): Really initialize
1229 flag_dwarf2_cfi_asm to 0.
1231 2009-10-05 Doug Kwan <dougkwan@google.com>
1233 PR rtl-optimization/41574
1234 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1235 floating point and we are not doing unsafe math optimizations.
1237 2009-10-03 Simon Baldwin <simonb@google.com>
1238 Cary Coutant <ccoutant@google.com>
1239 Rafael Espindola <espindola@google.com>
1240 Richard Guenther <rguenther@suse.de>
1241 Jan Hubicka <jh@suse.cz>
1242 Doug Kwan <dougkwan@google.com>
1243 H.J. Lu <hongjiu.lu@intel.com>
1244 Bill Maddox <maddox@google.com>
1245 Ryan Mansfield <rmansfield@qnx.com>
1246 Diego Novillo <dnovillo@google.com>
1247 Ollie Wild <aaw@google.com>
1248 Kenneth Zadeck <zadeck@naturalbridge.com>
1250 * lto-cgraph.c: New file.
1251 * lto-compress.c: New file.
1252 * lto-compress.h: New file.
1253 * lto-opts.c: New file.
1254 * lto-section-in.c: New file.
1255 * lto-section-out.c: New file.
1256 * lto-streamer-in.c: New file.
1257 * lto-streamer-out.c: New file.
1258 * lto-streamer.c: New file.
1259 * lto-streamer.h: New file.
1260 * lto-symtab.c: New file.
1261 * lto-wpa-fixup.c: New file.
1262 * lto-wrapper.c: New file.
1264 2009-10-03 Simon Baldwin <baldwin@google.com>
1265 Ben Elliston <bje@au.ibm.com>
1266 Rafael Espindola <espindola@google.com>
1267 Nathan Froyd <froydnj@codesourcery.com>
1268 Jan Hubicka <jh@suse.cz>
1269 Doug Kwan <dougkwan@google.com>
1270 Diego Novillo <dnovillo@google.com>
1271 Kenneth Zadeck <zadeck@naturalbridge.com>
1273 * Makefile.in (enable_lto): New.
1274 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1275 (LINKER_PLUGIN_API_H): Define.
1276 (LTO_SYMTAB_H): Define.
1277 (LTO_STREAMER_H): Define.
1278 (TREE_VECTORIZER_H): Define.
1279 (INCLUDES): Add LIBELFINC.
1280 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1281 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1282 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1283 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1284 (native): Add lto-wrapper$(exeext)
1285 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1286 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1287 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1288 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1289 (varasm.o): Add dependency on tree-iterator.h.
1290 (cgraph.o): Add dependency on cif-code.def.
1291 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1292 (ipa-pure-const.o): Likewise.
1293 (GTFILES): Add lto-symtab.c.
1294 (install-lto-wrapper): New.
1295 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1296 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1297 * config.in: Regenerate.
1299 2009-10-03 Rafael Espindola <espindola@google.com>
1300 Diego Novillo <dnovillo@google.com>
1302 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1303 ipa_write_summaries.
1304 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1306 (cgraph_optimize): Make extern.
1308 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1309 Kenneth Zadeck <zadeck@naturalbridge.com>
1311 * toplev.c (in_lto_p): Declare.
1312 * collect2.c (scan_prog_file): Read all the output when reading
1313 information for LTO.
1314 (enum lto_mode_d): Declare.
1316 2009-10-03 Richard Guenther <rguenther@suse.de>
1317 Diego Novillo <dnovillo@google.com>
1319 * gimple.c: Include target.h and alias.h.
1320 (gimple_types): Declare.
1321 (type_hash_cache): Declare.
1322 (gimple_alloc_stat): Make extern.
1323 (gimple_build_eh_must_not_throw): Call
1324 gimple_eh_must_not_throw_set_fndecl.
1325 (struct type_pair_d): Declare.
1326 (type_pair_t): Declare.
1327 (type_pair_hash): New.
1328 (type_pair_eq): New.
1329 (lookup_type_pair): New.
1330 (gimple_force_type_merge): New.
1331 (compare_type_names_p): New.
1332 (compare_field_offset): New.
1333 (gimple_types_compatible_p): New.
1334 (struct sccs): Declare.
1335 (next_dfs_num): Declare.
1336 (iterative_hash_gimple_type): New.
1338 (iterative_hash_type_name): New.
1339 (iterative_hash_gimple_type): New.
1340 (gimple_type_hash): New.
1341 (gimple_type_eq): New.
1342 (gimple_register_type): New.
1343 (print_gimple_types_stats): New.
1344 (gimple_signed_or_unsigned_type): New.
1345 (gimple_unsigned_type): New.
1346 (gimple_signed_type): New.
1347 (gimple_get_alias_set): New.
1348 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1349 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1350 (gimple_force_type_merge): Declare.
1351 (gimple_types_compatible_p): Declare.
1352 (gimple_register_type): Declare.
1353 (print_gimple_types_stats): Declare.
1354 (gimple_unsigned_type): Declare.
1355 (gimple_signed_type): Declare.
1356 (gimple_get_alias_set): Declare.
1357 (gimple_eh_must_not_throw_set_fndecl): New.
1359 2009-10-03 Jan Hubicka <jh@suse.cz>
1360 Kenneth Zadeck <zadeck@naturalbridge.com>
1362 * ipa-pure-const.c: Include lto-streamer.h.
1363 (register_hooks): Factor out of ...
1364 (generate_summary): ... here.
1365 (pure_const_write_summary): New.
1366 (pure_const_read_summary): New.
1367 (pass_ipa_pure_const): Add pure_const_write_summary and
1368 pure_const_read_summary.
1369 * ipa-reference.c: Include lto-streamer.h.
1370 (add_new_function): New.
1371 (remove_node_data): New.
1372 (duplicate_node_data): New.
1373 (ipa_init): Guard against multiple calls.
1374 Move hook setup from analyze_function.
1375 (write_node_summary_p): New.
1376 (ipa_reference_write_summary): New.
1377 (ipa_reference_read_summary): New.
1378 (pass_ipa_reference): Add ipa_reference_write_summary and
1379 ipa_reference_read_summary.
1380 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1381 (struct cgraph_edge): Add fields lto_stmt_uid and
1382 call_stmt_cannot_inline_p.
1383 (cgraph_optimize): Declare.
1384 (cgraph_decide_is_function_needed): Declare.
1385 (reset_inline_failed): Declare.
1386 (enum LTO_cgraph_tags): Declare.
1387 (LTO_cgraph_tag_names): Declare.
1388 (LCC_NOT_FOUND): Define.
1390 2009-10-03 Doug Kwan <dougkwan@google.com>
1391 Rafael Espindola <espindola@google.com>
1392 Jan Hubicka <jh@suse.cz>
1393 Diego Novillo <dnovillo@google.com>
1394 Kenneth Zadeck <zadeck@naturalbridge.com>
1396 * passes.c (all_regular_ipa_passes): New.
1397 (all_ipa_passes): Rename to all_small_ipa_passes.
1398 (init_optimization_passes): Init all_regular_ipa_passes.
1399 * tree-pass.h (all_regular_ipa_passes): New.
1400 (all_ipa_passes): Rename to all_small_ipa_passes.
1401 * passes.c (all_lto_gen_passes): New.
1402 (init_optimization_passes): Initialize all_lto_gen_passes.
1403 (execute_ipa_summary_passes): Make non-static.
1404 (ipa_write_summaries_1): New.
1405 (ipa_write_summaries_2): New.
1406 (ipa_write_summaries): New.
1407 (ipa_write_summaries_of_cgraph_node_set): New.
1408 (ipa_read_summaries_1): New.
1409 (ipa_read_summaries): New.
1410 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1411 (execute_regular_ipa_pass_list): Remove.
1412 (init_optimization_passes): Schedule
1413 pass_rebuild_cgraph_edges and pass_early_inline outside
1414 of pass_all_early_optimizations. Document reason.
1415 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1416 pass_ipa_lto_finish_out): New pass.
1417 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1418 (execute_all_ipa_transforms): New.
1419 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1420 (dump_properties, debug_properties): New.
1421 * tree-optimize.c (gate_all_early_local_passes): Return
1422 false if we are in lto1.
1423 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1424 * tree-pass.h (execute_all_ipa_transforms): Declare.
1425 (pass_ipa_function_and_variable_visibility): Declare.
1426 (pass_ipa_early_inline): Declare.
1427 (pass_ipa_lto_gimple_out): Declare.
1428 (pass_ipa_lto_wpa_fixup): Declare.
1429 (pass_ipa_lto_finish_out): Declare.
1430 (all_small_ipa_passes, all_regular_ipa_passes,
1431 all_lto_gen_passes): Declare.
1432 (execute_ipa_summary_passes): Declare.
1433 (execute_all_ipa_transforms): Declare.
1434 (ipa_write_summaries): Declare
1435 (ipa_write_summaries_of_cgraph_node_set): Declare.
1436 (ipa_read_summaries): Declare.
1438 2009-10-03 Doug Kwan <dougkwan@google.com>
1439 Ollie Wild <aaw@google.com>
1441 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1443 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1444 (lto_mode): New variable.
1445 (maybe_run_lto_and_relink): Handle the -fwpa option.
1446 (main): Handle the -fwpa option.
1447 (maybe_unlink_list): New function.
1448 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1449 * common.opt (flto): New flag.
1450 * toplev.c (flag_generate_lto): Declare.
1452 2009-10-03 Simon Baldwin <simonb@google.com>
1454 * common.opt (flto-compression-level): New flag.
1456 * opts.c: Include lto-opts.h.
1457 (handle_option): Call lto_register_user_option for each
1458 valid option handled.
1459 (decode_options): Clear registered options before the options
1462 2009-10-03 Cary Coutant <ccoutant@google.com>
1464 * collect2.c (is_elf): New function.
1465 (scan_prog_file): Require LTO object to be in ELF format.
1467 2009-10-03 Rafael Espindola <espindola@google.com>
1469 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1470 libgcc to the linker.
1472 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1474 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1475 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1477 * collect2.h (collect_execute): Add flags argument.
1478 * tlink.c (tlink_execute): Update call to collect_execute.
1479 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1480 (use_linker_plugin): New.
1481 (use_linker_plugin_spec_function): New.
1482 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1483 (linker_plugin_file_spec): New.
1484 (lto_wrapper_spec): New.
1485 (lto_gcc_spec): New.
1486 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1487 (static_spec_functions): Add use-linker-plugin.
1488 (process_command): Handle -use-linker-plugin.
1489 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1490 linker_plugin_file_spec and lto_gcc_spec.
1491 (use_linker_plugin_spec_function): New.
1493 2009-10-03 Richard Guenther <rguenther@suse.de>
1497 * tree.h (is_lang_specific): Include LANG_TYPE.
1498 * tree.c (find_decls_types_r): Manually add interesting parts
1499 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1501 * gimple.c (type_pair_hash): Make symmetric.
1502 (type_pair_eq): Likewise.
1503 (lookup_type_pair): Increase initial hashtable size.
1504 (gimple_force_type_merge): Rely on type-pair symmetry.
1505 (visit): Remove excessive checking code.
1506 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1507 (gimple_register_type): Remove getenv calls, shrink initial
1511 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1512 inline functions if not generating lto output.
1515 * toplev.c (finalize): In WPA mode remove the asm file.
1517 2009-10-03 Doug Kwan <dougkwan@google.com>
1519 * ipa-inline.c (cgraph_mark_inline): Check
1520 edge->call_stmt_cannot_inline_p instead of calling
1521 gimple_call_cannot_inline_p.
1522 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1523 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1524 (inline_generate_summary): Do nothing in LTRANS.
1525 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1526 exists before calling gimple_call_cannot_inline_p.
1527 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1528 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1529 Update new_edge->lto_stmt_uid.
1530 * cgraphbuild.c (reset_inline_failed): New.
1532 * common.opt (fwpa): New flag.
1533 (fltrans): New option.
1534 * gcc.c (gcc_lto_option_t): New type.
1535 (current_lto_option): New variable.
1536 (lto_single_spec_function): Remove and is replaced by ..
1537 (lto_option_spec_function): New function.
1538 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1539 passing the -flto flag.
1540 (cc1_options): Separate non-LTO related parts into ..
1541 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1542 (lto1_options): New spec for lto FE.
1543 (link_lto_options): New spec for handling LTO flags in linker.
1544 (invoke_lto_single): Re-format to fit in 80 column. Replace
1545 lto-single with lto-option.
1546 (static_specs): Add cc1_non_lto_options, lto1_options and
1548 (static_spec_function): Replace lto-single with lto-option.
1549 (process_command): Handle -flto, -fwpa and -fltran by setting
1550 current_lto_option and not passing it to subprocess unconditionally.
1552 2009-10-03 Bill Maddox <maddox@google.com>
1554 Add `gcc' driver support for link-time code generation (LTO).
1556 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1557 (lto_flag, lto_objects, lto_o_file): New variables.
1558 (struct lto_object, struct lto_object_list): New structures.
1559 (collect_exit, handler): Remove LTO temporary output file on exit.
1560 (add_lto_object): New function.
1561 (maybe_run_lto_and_relink): New function. Perform link time code
1562 generation and relinking for object files containing LTO information.
1563 (main): Invoke maybe_run_lto_and_relink().
1564 (dump_argv): New function. For debugging, currently disabled.
1565 (scan_prog_file): Add LTO information pass.
1566 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1568 * toplev.c (compile_file): Emit assembler directive to create
1569 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1571 2009-10-03 Diego Novillo <dnovillo@google.com>
1573 * c.opt: Add LTO to warn_abi and warn_psabi.
1575 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1576 inline function. Ignore language-specific nodes. Update all users.
1577 (find_decls_types_r): Do not traverse the subtrees of
1578 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1579 * tree.h (is_lang_specific): New.
1580 * langhooks.h (struct lang_hooks_for_decls): Remove
1581 may_need_assembler_name_p. Update all users.
1583 * c-common.c (set_builtin_user_assembler_name): Move ...
1584 * builtins.c (set_builtin_user_assembler_name): ... here.
1585 (is_builtin_name): Add comment
1586 (is_builtin_fn): New.
1587 * except.c (output_ttype): Only call
1588 lookup_type_for_runtime if TYPE is not a runtime type.
1590 * passes.c (register_pass): Call position_pass on
1591 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1592 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1593 (TV_IPA_LTO_DECL_IO): Define.
1594 (TV_IPA_LTO_CGRAPH_IO): Define.
1596 (TV_WHOPR_WPA): Define.
1597 (TV_WHOPR_WPA_IO): Define.
1598 (TV_WHOPR_LTRANS): Define.
1599 (TV_WHOPR_WPA_FIXUP): Define.
1600 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1601 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1602 * tree-flow.h (tree_node_can_be_shared): Declare.
1603 * tree-inline.c (tree_can_inline_p): Check that E has a
1604 statement associated with it.
1605 * tree.c (free_lang_data_in_binf): Factor out of ...
1606 (free_lang_data_in_type): ... here.
1607 Call RECORD_OR_UNION_TYPE_P.
1608 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1609 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1610 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1611 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1612 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1613 (gate_free_lang_data): Return true if flag_generate_lto is set.
1614 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1615 * c-common.h (set_builtin_user_assembler_name): Move ...
1616 * tree.h (set_builtin_user_assembler_name): ... here.
1618 * common.opt (flto-report): New flag.
1619 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1620 * collect2.c (scan_prog_file): Send the error output of
1621 'nm' to HOST_BIT_BUCKET.
1623 2009-10-03 Ollie Wild <aaw@google.com>
1625 * langhooks-def.h (lhd_begin_section): New function declaration.
1626 (lhd_write_section): New function declaration.
1627 (lhd_end_section): New function declaration.
1628 (LANG_HOOKS_BEGIN_SECTION): New macro.
1629 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1630 (LANG_HOOKS_END_SECTION): New macro.
1631 (LANG_HOOKS_LTO): New macro.
1632 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1633 * langhooks.c (output.h): Add include.
1634 (saved_section): New static variable.
1635 (lhd_begin_section): New function.
1636 (lhd_write_section_data): New function.
1637 (lhd_end_section): New function.
1638 * langhooks.h (struct lang_hooks_for_lto): New structure.
1639 (struct lang_hooks): Add member lto.
1640 * Makefile.in (langhooks.o): Add dependency on output.h.
1642 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1644 2009-10-03 Richard Guenther <rguenther@suse.de>
1646 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1649 2009-10-03 Simon Baldwin <simonb@google.com>
1650 Richard Guenther <rguenther@suse.de>
1651 Janis Johnson <janis187@us.ibm.com>
1652 Doug Kwan <dougkwan@google.com>
1653 Diego Novillo <dnovillo@google.com>
1654 Ramana Radhakrishnan <ramana.r@gmail.com>
1655 Ollie Wild <aaw@google.com>
1657 * doc/install.texi: Add documentation for libelf and --enable-lto.
1658 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1659 -flto-report, -flto-compression-level and -use-linker-plugin.
1660 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1661 Add section for LTO Testing.
1663 2009-10-02 Cary Coutant <ccoutant@google.com>
1665 Add support for comdat type sections for DWARF v4.
1666 Merge from dwarf4 branch.
1668 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1669 (dw_die_ref): Define vector type.
1670 (enum dw_val_class): Add dw_val_class_data8.
1671 (struct dw_val_struct): Add v.val_data8.
1672 (comdat_type_node_ref): New type.
1673 (struct die_struct): Move die_symbol into a union; add new field
1674 die_type_node. Change all uses.
1675 (comdat_type_node): New type.
1676 (skeleton_chain_node): New type.
1677 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1678 (comdat_type_list): New variable.
1679 (dwarf_tag_name): Add DW_TAG_type_unit.
1680 (dwarf_attr_name): Add DW_AT_signature.
1681 (add_AT_data8): New function.
1682 (replace_child): New function.
1683 (move_all_children): New function.
1684 (print_signature): New function.
1685 (print_die): Print signature information; add dw_val_class_data8.
1686 (attr_checksum): Support dw_val_class_data8.
1687 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1688 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1689 (checksum_sleb128, checksum_uleb128): New functions.
1690 (checksum_die_context): New function.
1691 (loc_checksum_ordered): New function.
1692 (attr_checksum_ordered): New function.
1693 (struct checksum_attributes): New structure.
1694 (collect_checksum_attributes): New function.
1695 (die_checksum_ordered): New function.
1696 (generate_type_signature): New function.
1697 (same_dw_val_p): Add dw_val_class_data8.
1698 (is_symbol_die): Use new is_declaration_die function.
1699 (is_declaration_die): New function.
1700 (should_move_die_to_comdat): New function.
1701 (clone_die): New function.
1702 (clone_tree): New function.
1703 (clone_as_declaration): New function.
1704 (copy_declaration_context): New function.
1705 (generate_skeleton_ancestor_tree): New function.
1706 (generate_skeleton_bottom_up): New function.
1707 (generate_skeleton): New function.
1708 (remove_child_or_replace_with_skeleton): New function.
1709 (break_out_comdat_types): New function.
1710 (struct decl_table_entry): New type.
1711 (htab_decl_hash): New function.
1712 (htab_decl_eq): New function.
1713 (htab_decl_del): New function.
1714 (copy_ancestor_tree): New function.
1715 (copy_decls_walk): New function.
1716 (copy_decls_for_unworthy_types): New function.
1717 (build_abbrev_table): Don't assert on missing die_symbol when doing
1718 comdat type sections.
1719 (size_of_die): Use DW_FORM_sig8 for external references. Add
1721 (unmark_dies): Don't assert for unmarked dies when doing comdat
1723 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1724 (output_signature): New function.
1725 (output_die): Likewise.
1726 (output_compilation_unit_header): Mark output as DWARF version 3
1727 even if generating DWARF 4.
1728 (output_comdat_type_unit): New function.
1729 (output_line_info): Mark output as DWARF version 3 even if generating
1731 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1733 (dwarf2out_end_source_file): Likewise.
1734 (prune_unused_types_walk_attribs): Don't follow references into
1735 comdat type sections.
1736 (prune_unused_types_mark): When generating type units, do not mark
1737 children of non-defining declarations of types; do mark children of
1739 (prune_unused_types): Process comdat type sections.
1740 (htab_ct_hash): New function.
1741 (htab_ct_eq): New function.
1742 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1743 Add a pointer to the line table from type unit entries so
1744 DW_AT_decl_file has meaning.
1745 * varasm.c (default_elf_asm_named_section): Use identifier name as
1746 comdat key instead of lang hook.
1748 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1750 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1752 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1754 * config/i386/i386.md (SWIM248): New mode iterator.
1755 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1756 divmodhi4 patterns using SWIM248 macro.
1757 (*divmod<mode>4): Macroize insn_and_split pattern from
1758 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1759 and their corresponding splitters usign SWIM248 macro. Split SImode
1760 insn to generate cltd and DImode insn to generate cqto instead of
1761 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1762 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1763 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1764 *divmodsi_noext patterns using SWIM248 macro.
1765 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1766 udivmodhi4 patterns using SWIM248 macro.
1767 (*udivmod<mode>4): Macroize insn_and_split pattern from
1768 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1769 corresponding splitters using SWIM248 macro.
1770 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1771 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1773 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1775 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1776 of zero-sized element is zero-sized regardless of its extent.
1778 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1781 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1782 * configure: Regenerated.
1783 * config.in: Regenerated.
1784 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1785 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1786 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1787 not emitting .eh_frame, emit .cfi_sections .debug_frame
1792 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1793 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1795 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1796 vars use DECL_RTL with resetting it back to NULL afterwards.
1797 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1798 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1799 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1800 the attribute type allows it, otherwise use DW_FORM_dataN.
1801 (mem_loc_descriptor): Handle CONST_STRING.
1802 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1803 Handle MEM with CONST_STRING address using add_AT_string.
1804 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1805 CONST_STRING for const arrays initialized with a string literal.
1806 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1807 (dwarf2out_finish): Call resolve_addr.
1809 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1810 Maxim Kuvyrkov <maxim@codesourcery.com>
1812 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1814 2009-10-02 Nick Clifton <nickc@redhat.com>
1816 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1817 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1819 2009-10-01 Jan Hubicka <jh@suse.cz>
1821 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1822 (cgraph_create_virtual_clone): Just pass redirect_callers
1824 * cgraph.h (cgraph_clone_node): Update prototype.
1825 * ipa-pure-const.c (self_recursive_p): New function.
1826 (propagate): Use it.
1827 * ipa-inline.c (cgraph_clone_inlined_nodes,
1828 cgraph_decide_recursive_inlining): Update.
1830 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1832 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1833 instructions for TARGET_OCTEON.
1835 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1837 * config/arm/arm.c (arm_override_options): Turn off
1838 flag_dwarf2_cfi_asm for AAPCS variants.
1840 2009-10-01 Martin Jambor <mjambor@suse.cz>
1843 * tree-sra.c (convert_callers): Do not call
1844 compute_inline_parameters on one caller more than once.
1846 2009-10-01 Nick Clifton <nickc@redhat.com>
1848 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1849 an empty string if not already defined.
1851 2009-10-01 Martin Jambor <mjambor@suse.cz>
1854 * tree-sra.c (is_va_list_type): New function.
1855 (find_var_candidates): Call is_va_list_type.
1856 (find_param_candidates): Check that the type or the type pointed
1857 to are not va_list types.
1859 2009-10-01 Martin Jambor <mjambor@suse.cz>
1862 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1863 DECL_ARTIFICIAL (param_decl) is true.
1865 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1867 * tree.h (tree_decl_common::lang_flag_8): New.
1868 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1870 * c-common.h (RID_CONSTEXPR): New.
1872 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1874 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1875 Use ref-all pointers.
1876 (alpha_gimplify_va_arg): Ditto.
1878 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1881 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1882 before insn counting loop now that BB_END (bb) is counted. Ensure
1883 the return value isn't zero.
1885 2009-09-30 Nick Clifton <nickc@redhat.com>
1887 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1888 with separate definitions of c_target_objs and cxx_target_objs.
1889 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1891 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1892 sh_symbian_import_export_class.
1893 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1894 * config/sh/symbian.c: Delete, moving code into...
1895 * config/sh/symbian-base.c: ... here
1896 * config/sh/symbian-c.c: ... and here
1897 * config/sh/symbian-cxx.c: ... and here.
1899 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1902 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1903 of plus RTX into register.
1905 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1907 * doc/install.texi: Linguistic and markup fixes.
1908 (Configuration) <--disable-cpp>: Remove description.
1909 <--enable-maintainer-mode>: Autotools files are affected, too.
1910 <--with-sysroot>: Improve description.
1911 (Building): Bump required GNU make version.
1913 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1915 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1916 (x86_64-*-*): Ditto.
1918 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1919 intrinisics for FMA4.
1920 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1921 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1922 Add FMA4 check and fma4intrin.h.
1923 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1925 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1926 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1927 constant for FMA4 support.
1928 (UNSPEC_FMA4_FMADDSUB): Ditto.
1929 (UNSPEC_FMA4_FMSUBADD): Ditto.
1930 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1931 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1932 (ix86_expand_fma4_multiple_memory): Ditto.
1933 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1934 (OPTION_MASK_ISA_FMA4_UNSET): New.
1935 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1936 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1937 (ix86_handle_option): Handle -mfma4.
1938 (isa_opts): Handle -mfma4.
1939 (enum pta_flags): Add PTA_FMA4.
1940 (override_options): Add FMA4 support.
1941 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1942 (IX86_BUILTIN_VFMADDSD): Ditto.
1943 (IX86_BUILTIN_VFMADDPS): Ditto.
1944 (IX86_BUILTIN_VFMADDPD): Ditto.
1945 (IX86_BUILTIN_VFMSUBSS): Ditto.
1946 (IX86_BUILTIN_VFMSUBSD): Ditto.
1947 (IX86_BUILTIN_VFMSUBPS): Ditto.
1948 (IX86_BUILTIN_VFMSUBPD): Ditto.
1949 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1950 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1951 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1952 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1953 (IX86_BUILTIN_VFNMADDSS): Ditto.
1954 (IX86_BUILTIN_VFNMADDSD): Ditto.
1955 (IX86_BUILTIN_VFNMADDPS): Ditto.
1956 (IX86_BUILTIN_VFNMADDPD): Ditto.
1957 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1958 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1959 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1960 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1961 (IX86_BUILTIN_VFMADDPS256): Ditto.
1962 (IX86_BUILTIN_VFMADDPD256): Ditto.
1963 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1964 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1965 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1966 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1967 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1968 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1969 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1970 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1971 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1972 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1973 (enum multi_arg_type): New enum for describing the various FMA4
1974 intrinsic argument types.
1975 (bdesc_multi_arg): New table for FMA4 intrinsics.
1976 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1977 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1979 (ix86_expand_builtin): Add FMA4 intrinsic support.
1980 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1981 operand instructions.
1982 (ix86_expand_fma4_multiple_memory): New function to split the
1983 second memory reference from FMA4 instructions.
1984 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1985 (ssemodesuffixf2s): Ditto.
1986 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1988 (fma4_fmsub<mode>4): Ditto.
1989 (fma4_fnmadd<mode>4): Ditto.
1990 (fma4_fnmsub<mode>4): Ditto.
1991 (fma4_vmfmadd<mode>4): Ditto.
1992 (fma4_vmfmsub<mode>4): Ditto.
1993 (fma4_vmfnmadd<mode>4): Ditto.
1994 (fma4_vmfnmsub<mode>4): Ditto.
1995 (fma4_fmadd<mode>4256): Ditto.
1996 (fma4_fmsub<mode>4256): Ditto.
1997 (fma4_fnmadd<mode>4256): Ditto.
1998 (fma4_fnmsub<mode>4256): Ditto.
1999 (fma4_fmaddsubv8sf4): Ditto.
2000 (fma4_fmaddsubv4sf4): Ditto.
2001 (fma4_fmaddsubv4df4): Ditto.
2002 (fma4_fmaddsubv2df4): Ditto.
2003 (fma4_fmsubaddv8sf4): Ditto.
2004 (fma4_fmsubaddv4sf4): Ditto.
2005 (fma4_fmsubaddv4df4): Ditto.
2006 (fma4_fmsubaddv2df4): Ditto.
2007 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2008 instructions for intrinsics.
2009 (fma4i_fmsub<mode>4): Ditto.
2010 (fma4i_fnmadd<mode>4): Ditto.
2011 (fma4i_fnmsub<mode>4): Ditto.
2012 (fma4i_vmfmadd<mode>4): Ditto.
2013 (fma4i_vmfmsub<mode>4): Ditto.
2014 (fma4i_vmfnmadd<mode>4): Ditto.
2015 (fma4i_vmfnmsub<mode>4): Ditto.
2016 (fma4i_fmadd<mode>4256): Ditto.
2017 (fma4i_fmsub<mode>4256): Ditto.
2018 (fma4i_fnmadd<mode>4256): Ditto.
2019 (fma4i_fnmsub<mode>4256): Ditto.
2020 (fma4i_fmaddsubv8sf4): Ditto.
2021 (fma4i_fmaddsubv4sf4): Ditto.
2022 (fma4i_fmaddsubv4df4): Ditto.
2023 (fma4i_fmaddsubv2df4): Ditto.
2024 (fma4i_fmsubaddv8sf4): Ditto.
2025 (fma4i_fmsubaddv4sf4): Ditto.
2026 (fma4i_fmsubaddv4df4): Ditto.
2027 (fma4i_fmsubaddv2df4): Ditto.
2029 * doc/invoke.texi (-mfma4): Add documentation.
2030 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2032 2009-09-29 Richard Henderson <rth@redhat.com>
2034 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2035 an edge to the new destination block.
2037 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2040 * pa.c (hppa_profile_hook): Use
2041 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2043 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2044 Alexander Monakov <amonakov@ispras.ru>
2047 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2048 (not_postinc_memory_operand): New.
2049 (not_postinc_move_operand): New.
2050 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2051 (*cmovsi_internal): Ditto.
2053 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2055 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2056 restrict issue_rate in first pass when scheduling for register
2059 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2060 Rafael Avila de Espindola <espindola@google.com>
2062 * gengtype.c (plugin_output): New.
2063 (get_output_file_with_visibility): Return plugin_output for plugins.
2064 (main): Parse and use the -P option.
2065 * gty.texi: Update the command line format.
2067 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2070 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2072 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2073 out if !const_ok_for_output.
2076 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2077 case VAR_LOCATION>: Remove gcc_unreachable ().
2079 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2081 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2082 (x86_64-*-*): Ditto.
2083 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2084 back to smmintrin.h.
2085 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2086 * config/i386/x86intrin.h: Remove SSE5.
2087 * config/i386/mmintrin-common.h: Delete file.
2088 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2090 2009-09-29 Richard Guenther <rguenther@suse.de>
2092 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2093 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2095 2009-09-29 Nick Clifton <nickc@redhat.com>
2097 * function.c (current_function_name): If there is no current
2098 function just return "<none>".
2100 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2102 * tree-pass.h (register_pass_info): New structure.
2103 (pass_positioning_ops): Move enum from gcc-plugin.h.
2104 (register_pass): New function.
2105 * gcc-plugin.h (plugin_pass): Delete structure.
2106 (pass_positioning_ops): Delete enum.
2107 * plugin.c (regsiter_pass): Delete function.
2108 (position_pass): Delete function.
2109 (added_pass_nodes): Delete variable.
2110 (prev_added_pass_nodes): Delete variable.
2111 (pass_list_node): Delete structure.
2112 * passes.c (make_pass_instance): New function.
2113 (next_pass_1): Change to call make_pass_instance.
2114 (pass_list_node): Move structure from gcc-plugin.h.
2115 (added_pass_nodes): Move variable from plugin.c.
2116 (prev_added_pass_nodes): Move variable from plugin.c.
2117 (position_pass): New function.
2118 (register_pass): New function.
2120 2009-09-28 Easwaran Raman <eraman@google.com>
2122 * ifcvt.c (noce_try_abs): Recognize pattern and call
2123 expand_one_cmpl_abs_nojump.
2124 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2125 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2127 2009-09-28 Ian Lance Taylor <iant@google.com>
2130 * c-opts.c (c_common_handle_option): Don't set
2131 warn_jump_misses_init for -Wall.
2132 * doc/invoke.texi (Warning Options): Update documentation.
2134 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2136 * Makefile.in ($(out_object_file)): Depend on
2137 gt-$(basename $(notdir $(out_file))).h.
2139 2009-09-28 Richard Henderson <rth@redhat.com>
2141 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2142 * except.c (gen_eh_region): Set it.
2143 (duplicate_eh_regions_1): Copy it.
2144 * tree-eh.c (lower_resx): Use it to determine which function
2147 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2148 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2149 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2150 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2151 BUILT_IN_CXA_END_CLEANUP if necessary.
2153 * c-common.c (c_define_builtins): Update call to
2154 build_common_builtin_nodes.
2156 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2158 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2160 2009-09-28 Michael Matz <matz@suse.de>
2162 * builtins.c (interclass_mathfn_icode): New helper.
2163 (expand_builtin_interclass_mathfn): Use it here, and split folding
2165 (fold_builtin_interclass_mathfn): ... this new folder.
2166 (build_call_nofold_loc): New static helper.
2167 (build_call_nofold): New wrapper macro for above.
2168 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2169 (expand_builtin_pow): Ditto.
2170 (expand_builtin_memset_args): Ditto.
2171 (expand_builtin_printf): Ditto.
2172 (expand_builtin_fprintf): Ditto.
2173 (expand_builtin_sprintf): Ditto.
2174 (expand_builtin_memory_chk): Ditto.
2175 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2176 (expand_builtin_stpcpy): Ditto.
2177 (expand_builtin_strcmp): Ditto.
2178 (expand_builtin_strncmp): Ditto.
2179 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2180 (expand_builtin_strcpy_args): Don't call folders.
2181 (expand_builtin_memcmp): Ditto.
2182 (expand_builtin_strncpy): Ditto, and use target.
2183 (expand_builtin_memcpy): Ditto.
2184 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2185 expand_builtin_strpbrk, expand_builtin_memmove,
2186 expand_builtin_memmove_args, expand_builtin_bcopy,
2187 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2188 expand_builtin_strspn, expand_builtin_strcspn,
2189 expand_builtin_fputs): Remove these.
2190 (expand_builtin): Don't call the above, change calls to other
2191 expanders that changed prototype.
2192 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2193 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2194 fold_builtin_interclass_mathfn.
2195 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2196 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2198 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2199 * passes.c (init_optimization_passes): Move pass_fold_builtins
2200 after last phiopt pass.
2201 * tree-inline.c (fold_marked_statements): When folding builtins
2202 iterate over all instruction potentially generated.
2203 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2205 (fold_gimple_call): Use it to always fold calls (into potentially
2206 multiple instructions).
2207 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2208 calls into zero at this time.
2209 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2210 statements generated by builtin folding.
2212 2009-09-28 Nick Clifton <nickc@redhat.com>
2214 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2216 2009-09-28 Duncan Sands <baldrick@free.fr>
2218 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2219 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2220 (register_callback): Dispatch it.
2221 (invoke_plugin_callbacks): Incorporate in sanity check.
2222 * ggc.h (ggc_register_cache_tab): Add declaration.
2223 * ggc-common.c (ggc_register_root_tab): Simplify.
2224 (const_ggc_cache_tab_t): New typedef.
2225 (extra_cache_vec): New vector of dynamically added cache tables.
2226 (ggc_register_cache_tab): New function.
2227 (ggc_scan_cache_tab): New function.
2228 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2229 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2231 2009-09-27 Richard Henderson <rth@redhat.com>
2233 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2234 which we remove __builtin_stack_restore.
2236 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2238 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2239 to test for GRD_INVARIANT.
2240 (simple_rhs_p): Anything that's function_invariant_p is fine.
2242 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2244 * gengtype.c (main): Use plunge_files instead of plugin_output.
2246 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2247 Rafael Avila de Espindola <espindola@google.com>
2249 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2250 Don't print pch related info if it is false.
2251 (main): Don't print pch info in plugin mode.
2253 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2255 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2256 with dw_val_class_const_double.
2257 (struct dw_val_struct): Replace val_long_long with val_double and
2258 adjust for above change.
2259 (output_loc_operands): Likewise.
2260 (add_AT_long_long): Rename into...
2261 (add_AT_double): ...this.
2262 (print_die): Replace dw_val_class_long_long with
2263 dw_val_class_const_double and adjust.
2264 (attr_checksum): Likewise.
2265 (same_dw_val_p): Likewise.
2266 (size_of_die): Likewise.
2267 (value_format): Likewise.
2268 (output_die): Likewise.
2269 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2270 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2271 instead of add_AT_long_long.
2272 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2273 value with the precision of its type.
2275 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2278 * c-typeck.c (build_conditional_expr): Use the readonly and
2279 volatile flags of the operand types, not of the operands itself.
2281 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2283 * collect2.c (main): Look for -brtl before adding libraries.
2285 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2287 * config.gcc: Update OpenBSD targets.
2288 * config/openbsd-stdint.h: New file.
2289 * config/openbsd-libpthread.h: New file.
2290 * config/openbsd.h: Update and break out LIB_SPEC definition.
2291 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2292 * config/i386/openbsdelf.h: Correct types.
2293 * config/m68k/openbsd.h: Likewise.
2294 * config/mips/openbsd.h: Likewise.
2295 * config/vax/openbsd.h: Likewise.
2297 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2299 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2300 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2301 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2302 of the length and zero.
2304 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2306 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2307 (FLAGS_H): Add options.h $(REAL_H).
2308 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2309 (TREE_VECTORIZER_H): New.
2310 (EBITMAP_H): Renamed from EBIMAP_H.
2311 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2312 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2313 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2314 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2315 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2316 (graphite-clast-to-gimple.o, graphite-dependences.o)
2317 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2318 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2319 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2320 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2321 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2322 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2323 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2324 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2325 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2326 updated and fixed as per above changes and per
2327 check_makefile_deps.sh output.
2330 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2331 * configure: Regenerate.
2333 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2335 * doc/install.texi: Update minimum MPC version to 0.7.
2337 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2339 * doc/install.texi (Binaries): Remove reference to the binary
2340 distribution CD-ROM from the FSF.
2342 2009-09-26 Michael Matz <matz@suse.de>
2346 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2347 that are mentioned in the body.
2349 2009-09-26 Michael Matz <matz@suse.de>
2351 PR tree-optimization/41454
2352 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2353 (tree_ssa_dominator_optimize): Don't allocate and free it.
2354 (dom_opt_leave_block): Don't iterate over it.
2355 (eliminate_redundant_computations): Don't return a value.
2356 (cprop_operand, cprop_into_stmt): Ditto.
2357 (optimize_stmt): Don't defer updating stmts.
2359 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2361 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2362 generic_parameter_die, template_parameter_pack_die,
2363 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2364 renaming DW_TAG_formal_parameter_pack and
2365 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2366 and DW_TAG_GNU_template_parameter_pack.
2368 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2370 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2371 * config/v850/v850.c (v850_function_value): New function.
2372 (TARGET_FUNCTION_VALUE): Define.
2374 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2376 * tree-vect-stmts.c (vectorizable_call): Call
2377 mark_symbols_for_renaming after vect_finish_stmt_generation.
2379 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2380 to loc_descriptor_from_tree.
2381 (add_location_or_const_value_attribute): Pass 0 instead of 2
2382 for decl_by_reference_p decls.
2384 2009-09-25 Richard Guenther <rguenther@suse.de>
2387 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2390 2009-09-25 Ben Elliston <bje@au.ibm.com>
2392 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2395 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2397 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2398 form of instruction.
2400 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2403 * fold-const.c (const_binop): Handle complex int division.
2404 * tree-complex.c (expand_complex_div_straight,
2405 expand_complex_div_wide): Update comments.
2407 2009-09-24 DJ Delorie <dj@redhat.com>
2410 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2411 (reg_class): Likewise.
2412 (REG_CLASS_NAMES): Likewise.
2413 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2414 (m32c_override_options): Disable -fivopts for M32C.
2416 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2418 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2419 Delete VSX load/store with update support.
2420 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2421 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2425 (VStype_load_update): Ditto.
2426 (VStype_store_update): Ditto.
2427 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2428 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2430 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2431 load/store with update builtins.
2433 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2435 * libgcc2.c (L_trampoline): Prototype for getpagesize
2436 and mprotect in WINNT case.
2438 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2440 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2441 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2442 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2443 'outgoing' argument.
2444 (TARGET_FUNCTION_VALUE): Define.
2446 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2448 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2450 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2453 * common.opt: Initialize dwarf_strict to -1.
2454 * toplev.c (process_options): Catch unset dwarf_strict
2455 and set to 0 for all targets not overriding.
2456 * config/darwin.c (darwin_override_options): Catch unset
2457 dwarf_strict and override to 1.
2459 2009-09-24 Jeff Law <law@redhat.com>
2461 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2463 2009-09-24 Richard Guenther <rguenther@suse.de>
2465 PR tree-optimization/36143
2466 PR tree-optimization/38747
2467 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2468 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2470 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2473 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2474 return false instead of gcc_unreachable (). For CONST return the
2475 value returned by recursive call instead of always returning true.
2476 (tree_add_const_value_attribute): Return the value returned by
2477 add_const_value_attribute instead of always returning true if rtl
2480 2009-09-23 Justin Seyster <jrseys@gmail.com>
2482 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2484 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2486 * cgraphunit.c (cgraph_lower_function): Revert last change.
2487 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2488 instead of DECL_NO_STATIC_CHAIN.
2489 * tree-cfg.c (verify_gimple_call): Likewise.
2490 * tree-nested.c (get_chain_decl, get_chain_field,
2491 convert_tramp_reference_op, convert_gimple_call): Likewise.
2492 (convert_all_function_calls): Likewise. Always set or clear
2493 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2494 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2495 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2497 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2498 DECL_NO_STATIC_CHAIN.
2499 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2500 instead of DECL_NO_STATIC_CHAIN.
2501 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2502 decl_function_context.
2503 * varasm.c (initializer_constant_valid_p): Likewise.
2504 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2505 (DECL_STATIC_CHAIN): ... this.
2506 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2507 instead of DECL_NO_STATIC_CHAIN.
2509 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2510 Rafael Avila de Espindola <espindola@google.com>
2512 * gengtype.c (nb_plugin_files): Make it unsigned to match
2513 num_gt_files. Adjust other variables to avoid warnings.
2514 (main): Allocate an all zero lang_bitmap before each plugin file name
2515 to match regular file names.
2517 2009-09-23 Richard Henderson <rth@redhat.com>
2519 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2520 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2521 static chain passed in memory.
2522 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2523 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2524 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2525 STATIC_CHAIN_REGNUM defined.
2527 * config/picochip/picochip-protos.h: s/class/klass/.
2528 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2529 (picochip_static_chain): New.
2530 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2531 (STATIC_CHAIN_INCOMING): Remove.
2533 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2534 (xtensa_static_chain): New.
2535 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2536 (STATIC_CHAIN_INCOMING): Remove.
2538 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2540 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2541 * config/pa/pa-protos.h (function_value): Remove.
2542 * config/pa/pa.c (pa_function_value): Rename from function_value.
2543 Make static, add 'outgoing' argument.
2544 (TARGET_FUNCTION_VALUE): Define.
2546 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2548 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2549 instead of cfun->machine->is_leaf.
2550 * config/avr/avr.h (machine_function): Remove is_leaf field.
2552 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2555 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2556 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2557 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2558 the same size, prefer DW_OP_stack_value.
2559 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2560 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2562 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2565 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2567 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2570 * cfgexpand.c (convert_debug_memory_address): New.
2571 (expand_debug_expr): Convert base address and offset to the same
2572 mode. Use it to convert addresses to other modes. Accept
2575 2009-09-23 Richard Guenther <rguenther@suse.de>
2577 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2578 produced for bigendian targets with promoted subregs.
2580 2009-09-23 Richard Guenther <rguenther@suse.de>
2582 * value-prof.c (gimple_ic): Purge old EH edges only after building
2585 2009-09-23 Nick Clifton <nickc@redhat.com>
2587 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2589 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2592 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2595 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2596 on non-nested functions.
2598 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2599 Jan Hubicka <jh@suse.cz>
2601 * dwarf2out.c (loc_list_plus_const): Only define if
2602 DWARF2_DEBUGGING_INFO.
2603 (address_of_int_loc_descriptor): Likewise.
2606 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2608 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2611 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2612 constant is more than zero.
2614 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2617 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2618 call final to emit non-scheduled prologue, instead insert at entry.
2620 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2621 Joseph S. Myers <joseph@codesourcery.com>
2623 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2625 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2626 Rafael Avila de Espindola <espindola@google.com>
2628 * gengtype.c (is_file_equal): New function.
2629 (close_output_files): Use is_file_equal. Free of->buf.
2631 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2632 Rafael Avila de Espindola <espindola@google.com>
2634 * gengtype.c (write_types, write_local): Add the output_header
2635 argument. Update all callers.
2637 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2639 * dwarf2out.c (template_parameter_pack_die,
2640 gen_formal_parameter_pack_die ): New functions.
2641 (make_ith_pack_parameter_name): Remove this function.
2642 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2643 DW_TAG_formal_parameter_pack.
2644 (gen_generic_params_dies): Represent each template parameter pack
2645 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2646 represented by usual DW_TAG_template_*_parameter DIEs that are
2647 children of the DW_TAG_template_parameter_pack element DIE.
2648 (generic_parameter_die): This doesn't deal with parameter pack
2649 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2650 of parameter pack DIEs.
2651 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2652 in certain cases, e.g. for pack elements.
2653 (gen_formal_types_die, gen_decl_die): Adjust usage of
2654 gen_formal_parameter_die.
2655 (gen_subprogram_die): Represent each function parameter pack by a
2656 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2657 represented by usual DW_TAG_formal_parameter DIEs that are children
2658 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2659 ____builtin_va_alist decls as no part of the compiler uses those
2661 * langhooks.h (struct lang_hooks_for_decls): Add
2662 function_parm_expanded_from_pack_p, get_generic_function_decl
2663 and function_parameter_pack_p hooks. Fix comment for
2664 get_innermost_generic_parms hook.
2665 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2666 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2667 macros and use them to initialize lang_hook.
2669 2009-09-22 Richard Henderson <rth@redhat.com>
2671 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2672 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2673 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2674 on TRAMPOLINE_TEMPLATE.
2675 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2676 TRAMPOLINE_ADJUST_ADDRESS.
2677 * targhooks.c (default_asm_trampoline_template): Remove.
2678 (default_trampoline_adjust_address): Remove.
2679 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2680 * targhooks.h: Update decls.
2682 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2684 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2685 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2686 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2688 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2691 * reload1.c (reload): Reset debug insns with pseudos without
2694 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2696 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2697 unconditional true for decimal float modes.
2698 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2699 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2701 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2703 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2704 Enable a new case for __FreeBSD__ >= 7.
2705 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2706 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2707 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2708 and USE_LD_AS_NEEDED.
2710 * doc/install.texi (*-*-freebsd*): Update target information.
2712 2009-09-22 Richard Guenther <rguenther@suse.de>
2715 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2716 arrays really properly.
2718 2009-09-22 Richard Henderson <rth@redhat.com>
2721 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2722 calls.static_chain, calls.trampoline_init,
2723 calls.trampoline_adjust_address.
2724 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2725 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2726 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2727 * builtins.c (expand_builtin_setjmp_receiver): Use
2728 targetm.calls.static_chain; only clobber registers.
2729 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2730 set up memory attributes properly for the trampoline block.
2731 (expand_builtin_adjust_trampoline): Use
2732 targetm.calls.trampoline_adjust_address.
2733 * calls.c (prepare_call_address): Add fndecl argument. Use
2734 targetm.calls.static_chain.
2735 * df-scan.c (df_need_static_chain_reg): Remove.
2736 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2737 consolodate static chain handling.
2738 * doc/tm.texi: Document new hooks.
2739 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2740 (init_emit_regs): Don't initialize them.
2741 * expr.h (prepare_call_address): Update decl.
2742 * final.c (profile_function): Use targetm.calls.static_chain.
2743 * function.c (expand_function_start): Likewise.
2744 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2745 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2746 only clobber registers.
2747 * targhooks.c (default_static_chain): New.
2748 (default_asm_trampoline_template, default_trampoline_init): New.
2749 (default_trampoline_adjust_address): New.
2750 * targhooks.h: Declare them.
2751 * varasm.c (assemble_trampoline_template): Use
2752 targetm.asm_out.trampoline_template. Make the memory block const
2755 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2756 alpha_initialize_trampoline. Make static. Merge VMS parameter
2757 differences into the TARGET_ABI_OPEN_VMS code block.
2758 (TARGET_TRAMPOLINE_INIT): New.
2759 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2760 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2761 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2762 (INITIALIZE_TRAMPOLINE): Remove.
2764 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2765 (TRAMPOLINE_TEMPLATE): Merge with ...
2766 (INITIALIZE_TRAMPOLINE): ... this and move ...
2767 * config/arc/arc.c (arc_trampoline_init): ... here.
2768 (TARGET_TRAMPOLINE_INIT): New.
2770 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2771 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2772 (arm_asm_trampoline_template): New.
2773 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2774 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2775 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2776 code to arm_asm_trampoline_template.
2777 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2778 arm_trampoline_adjust_address.
2779 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2780 adjust for target hook parameters.
2782 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2785 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2786 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2787 (bfin_trampoline_init): Rename from initialize_trampoline;
2788 make static; update for target hook parameters.
2789 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2790 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2791 bfin_asm_trampoline_template.
2792 (INITIALIZE_TRAMPOLINE): Remove.
2794 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2795 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2796 cris_trampoline_init): New.
2797 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2798 cris_asm_trampoline_template.
2799 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2800 adjust for target hook parameters.
2802 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2804 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2805 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2806 fr30_trampoline_init): New.
2807 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2808 fr30_asm_trampoline_template.
2809 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2810 adjust for target hook parameters.
2812 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2813 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2814 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2815 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2816 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2818 * config/h8300/h8300.c (h8300_trampoline_init): New.
2819 (TARGET_TRAMPOLINE_INIT): New.
2820 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2821 to h8300_trampoline_init and adjust for hook parameters.
2823 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2824 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2825 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2826 make static; adjust for hook parameters.
2827 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2829 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2830 (TARGET_TRAMPOLINE_INIT): New.
2831 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2832 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2833 iq2000_asm_trampoline_template.
2834 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2835 (TRAMPOLINE_CODE_SIZE): New.
2836 (TRAMPOLINE_SIZE): Use it.
2837 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2839 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2840 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2841 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2842 adjust for hook parameters.
2843 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2845 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2846 (m32r_trampoline_init): New.
2847 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2848 m32r_trampoline_init.
2850 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2851 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2852 make static; update for hook parameters.
2853 * config/m68hc11/m68hc11-protos.h: Update.
2854 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2856 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2857 (TARGET_TRAMPOLINE_INIT): New.
2858 (mcore_function_value): Fix typo.
2859 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2860 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2861 to mcore_asm_trampoline_template.
2862 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2864 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2865 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2866 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2867 update for hook parameters.
2868 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2870 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2871 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2872 mips_trampoline_init): New.
2873 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2874 mips_asm_trampoline_template.
2875 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2876 update for hook parameters.
2878 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2879 (TARGET_TRAMPOLINE_INIT): New.
2880 (mmix_trampoline_size): Remove.
2881 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2882 make static. Remove out-of-date tetra vs octa comment.
2883 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2884 make static; update for hook parameters.
2885 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2886 (INITIALIZE_TRAMPOLINE): Remove.
2887 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2888 (TRAMPOLINE_ALIGNMENT): New.
2889 * gcc/config/mmix/mmix-protos.h: Update.
2891 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2892 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2893 mn10300_trampoline_init): New.
2894 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2895 mn10300_asm_trampoline_template.
2896 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2898 * config/moxie/moxie.c (moxie_static_chain,
2899 moxie_asm_trampoline_template, moxie_trampoline_init,
2900 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2901 TARGET_TRAMPOLINE_INIT): New.
2902 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2903 moxie_trampoline_init.
2904 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2905 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2907 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2908 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2909 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2910 pa_trampoline_adjust_address): New.
2911 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2912 pa_asm_trampoline_template.
2913 (TRAMPOLINE_ALIGNMENT): New.
2914 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2915 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2916 adjust for hook parameters.
2917 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2919 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2920 (TARGET_TRAMPOLINE_INIT): New.
2921 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2922 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2924 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2926 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2927 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2928 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2929 make static; adjust parameters for the hook.
2930 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2932 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2933 s390_trampoline_template; make static.
2934 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2935 make static; adjust for target hook.
2936 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2937 * config/s390/s390-protos.h: Remove trampoline decls.
2938 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2939 (TRAMPOLINE_TEMPLATE): Remove.
2940 (TRAMPOLINE_ALIGNMENT): New.
2942 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2943 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2944 (TARGET_TRAMPOLINE_INIT): New.
2945 (score_asm_trampoline_template): New.
2946 (score_trampoline_init): Rename from score_initialize_trampoline;
2947 make static; adjust for hook parameters.
2948 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2949 score[37]_asm_trampoline_template.
2950 (INITIALIZE_TRAMPOLINE): Remove.
2951 * config/score/score3.c (score3_asm_trampoline_template): New.
2952 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2953 adjust for target hook.
2954 * config/score/score7.c (score7_asm_trampoline_template): New.
2955 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2956 adjust for target hook.
2957 * config/score/score3.h, config/score/score7.h: Update.
2959 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2960 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2961 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2962 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2963 make static; adjust for target hook parameters.
2964 (sh_trampoline_adjust_address): New.
2965 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2966 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2968 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2969 (sparc32_initialize_trampoline): Rename from
2970 sparc_initialize_trampoline; make static; replace tramp parameter
2971 with m_tramp and update memory accesses.
2972 (sparc64_initialize_trampoline): Similarly.
2973 (sparc_trampoline_init): New.
2974 * config/sparc/sparc-protos.h: Remove trampoline decls.
2975 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2976 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2978 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2979 (array_to_constant): Make ARR parameter const.
2980 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2981 make static; update for hook parameters.
2982 * config/spu/spu-protos.h: Update decls.
2983 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2985 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2986 from xstormy16_initialize_trampoline; make static; update for
2988 (TARGET_TRAMPOLINE_INIT): New.
2989 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2991 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2992 (TARGET_TRAMPOLINE_INIT): New.
2993 (v850_can_eliminate): Make static.
2994 (v850_asm_trampoline_template, v850_trampoline_init): New.
2995 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2996 v850_asm_trampoline_template.
2997 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2998 and adjust for target hook parameters.
3000 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3001 (TARGET_TRAMPOLINE_INIT): New.
3002 (vax_asm_trampoline_template, vax_trampoline_init): New.
3003 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3004 vax_asm_trampoline_template.
3005 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3007 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3008 (TARGET_TRAMPOLINE_INIT): New.
3009 (xtensa_asm_trampoline_template): Rename from
3010 xtensa_trampoline_template; make static.
3011 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3012 make static; update for hook parameters.
3013 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3014 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3015 (INITIALIZE_TRAMPOLINE): Remove.
3017 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3018 error for nested functions with regparm=3.
3019 (ix86_compute_frame_layout): Adjust frame pointer offset for
3020 ix86_static_chain_on_stack.
3021 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3022 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3023 don't reset to UNITS_PER_WORD.
3024 (ix86_emit_leave): Adjust ix86_cfa_state.
3025 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3026 (ix86_static_chain): New.
3027 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3028 make static; update for target hook parameters; use ix86_static_chain.
3029 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3030 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3031 (INITIALIZE_TRAMPOLINE): Remove.
3032 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3033 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3034 to the end. Add static_chain_on_stack.
3035 (ix86_static_chain_on_stack): New.
3037 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3038 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3039 (m68k_trampoline_init): New.
3040 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3041 m68k_trampoline_init and adjust for hook parameters.
3042 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3043 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3045 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3047 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3048 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3050 * reload1.c (reload): Call wrap_constant when substituting
3051 reg for equiv inside of DEBUG_INSNs.
3054 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3055 add_call_src_coords_attributes, add_high_low_attributes,
3056 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3057 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3058 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3059 when -gdwarf-2 -gstrict-dwarf.
3060 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3061 -gdwarf-[23] -gstrict-dwarf.
3062 (address_of_int_loc_descriptor, loc_descriptor,
3063 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3064 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3065 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3067 2009-09-22 Richard Guenther <rguenther@suse.de>
3069 PR tree-optimization/41428
3070 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3071 (ccp_finalize): Pass it to substitute_and_fold.
3073 2009-09-22 Richard Guenther <rguenther@suse.de>
3075 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3076 (substitute_and_fold): Adjust prototype.
3077 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3078 (simplify_stmt_using_ranges): Likewise.
3079 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3080 (vrp_fold_stmt): New function.
3081 (vrp_finalize): Pass it to substitute_and_fold.
3082 * tree-flow.h (vrp_evaluate_conditional): Remove.
3083 (simplify_stmt_using_ranges): Likewise.
3084 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3085 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3086 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3088 (fold_predicate_in): Move to tree-vrp.c.
3089 (substitute_and_fold): Use the callback instead of calling into
3090 tree-vrp.c functions directly.
3092 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3094 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3095 comparison warning on rs6000.
3098 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3099 GIMPLE_EH_MUST_NOT_THROW cleanup.
3100 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3102 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3105 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3106 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3107 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3108 libSystem which is derived from the gcc 4.2.1 unwinder.
3110 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3113 * varasm.c (default_encode_section_info): Copy TLS model into
3114 sym_ref flags regardless of backend support for TLS, for all
3115 model types except TLS_MODEL_EMULATED.
3117 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3120 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3121 we can handle it correctly.
3123 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3125 * doc/install.texi (os2): Remove section.
3127 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3129 * doc/standards.texi (Objective-C): Adjust two URLs.
3131 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3133 * tree-tailcall.c (process_assignment): Don't check if a
3134 multiplication or an addition are already present.
3135 (find_tail_calls): Combine multiple additions and multiplications.
3136 (adjust_accumulator_values): Emit accumulators.
3138 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3140 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3141 xmm register restore.
3143 2009-09-21 Jan Hubicka <jh@suse.cz>
3145 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3146 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3149 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3151 * stor-layout.c (layout_type): Remove obsolete code.
3153 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3156 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3158 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3161 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3162 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3163 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3164 * fold-const.c (const_binop): Likewise.
3165 * real.h (do_mpc_arg2): Update prototype.
3167 2009-09-20 Jan Hubicka <jh@suse.cz>
3169 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3170 (add_location_or_const_value_attribute): Rewrite using
3172 (tree_add_const_value_attribute): Return true if successful.
3173 (tree_add_const_value_attribute_for_decl): Likewise.
3175 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3176 (loc_descriptor): ... here;
3177 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3178 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3179 pool items that was not marked for output.
3180 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3181 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3182 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3183 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3184 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3185 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3186 DW_OP_stack_value to get address of items that are not available
3188 (dw_loc_list): Handle single element lists correctly.
3190 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3191 Pascal Obry <obry@adacore.com>
3193 * unwind-dw2-fde.c (classify_object_over_fdes):
3194 Cast the constant 1 to _Unwind_Ptr.
3195 (add_fdes): Likewise.
3196 (linear_search_fdes): Likewise.
3198 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3200 * stor-layout.c (set_sizetype): Avoid useless type copy.
3202 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3204 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3206 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3207 * configure, config.in: Regenerate.
3208 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3210 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3211 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3212 for global data if the output could be used in a shared library.
3213 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3214 to 0 if TARGET_WRITABLE_EH_FRAME.
3216 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3218 PR rtl-optimization/39886
3219 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3220 just when insn is equal to BB_END (bb).
3222 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3224 * config/mips/mips.opt (mrelax-pic-calls): New option.
3225 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3227 (mips_unspec_call): Change "unspec_call" expander into this.
3228 (mips_strip_unspec_call): New function.
3229 (mips_got_load): Call mips_unspec_call instead of
3230 gen_unspec_call<mode>.
3231 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3233 (mips_cfg_in_reorg): New function.
3234 (mips16_lay_out_constants): Use it to decide whether to call
3235 CFG-aware insn splitting.
3236 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3237 mips_reorg. Move DF set-up code from here ...
3238 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3240 (mips_reorg): Call mips_df_reorg instead of
3241 r10k_insert_cache_barriers. Move CFG set-up code here from
3242 r10k_insert_cache_barriers.
3243 (mips_call_expr_from_insn): New function.
3244 (mips_pic_call_symbol_from_set): Likewise.
3245 (mips_find_pic_call_symbol): Likewise.
3246 (mips_annotate_pic_call_expr): Likewise.
3247 (mips_get_pic_call_symbol): Likewise.
3248 (mips_annotate_pic_calls): Likewise.
3249 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3251 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3252 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3253 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3255 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3256 (unspec_call<mode>): Remove it.
3257 (sibcall_internal, sibcall_value_internal,
3258 sibcall_value_multiple_internal, call_internal, call_split,
3259 call_value_internal, call_value_split,
3260 call_value_multiple_internal, call_value_multiple_split): Pass
3261 SIZE_OPNO to MIPS_CALL.
3262 (call_internal_direct, call_direct_split,
3263 call_value_internal_direct, call_value_direct_split): Pass -1 as
3264 SIZE_OPNO to MIPS_CALL.
3265 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3266 * configure: Regenerate.
3267 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3268 and -mno-relax-pic-calls.
3269 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3271 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3274 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3275 in the directory this rule is called from, rather than the
3276 toplevel 'gcc' directory, to fix in-tree build.
3278 2009-09-19 Chris Demetriou <cgd@google.com>
3280 PR preprocessor/28435:
3281 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3282 to cpplib that the preprocessor output is needed.
3284 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3286 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3287 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3288 *return_and_restore_fpregs_<mode>,
3289 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3292 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3293 instead of assuming it has always a REG inside of it.
3295 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3297 * config/freebsd.h: Update comment on types.
3298 (WINT_TYPE): Define.
3300 2009-09-18 Jason Merrill <jason@redhat.com>
3302 * c.opt: Add -fno-deduce-init-list.
3304 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3306 * value-prof.c (interesting_stringop_to_profile_p): Added output
3307 argument to indicate which parameter is the size parameter.
3308 * value-prof.c (gimple_stringop_fixed_value): Use
3309 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3310 * value-prof.c (gimple_stringops_transform): Update call sites to
3311 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3313 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3316 From David Binderman <dcb314@hotmail.com>:
3317 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3318 local variable f. Remove stale comments.
3319 (ix86_compute_frame_layout): Remove useless local variable total_size.
3320 Remove #if 0'd code.
3321 (legitimate_address_p): Remove useless local variables
3322 reason_rtx and reason.
3323 (ix86_split_copysign_const): Remove useless local variable op1.
3324 (scale_counter): Remove useless local variable piece_size_mask.
3326 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3328 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3331 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3334 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3336 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3338 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3341 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3343 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3344 DW_OP_implicit_value even without dwarf_version 4.
3346 2009-09-17 Jan Hubicka <jh@suse.cz>
3348 * dwarf2out.c: Include tree-pass.h and gimple.h.
3349 (loc_list_plus_const): New function.
3350 (loc_descriptor_from_tree_1): Rename to ...
3351 (loc_descriptor_from_tree): ... remove original.
3352 (loc_list_from_tree): New function.
3353 (add_AT_location_description): Accept location list.
3354 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3355 (concatn_mem_loc_descriptor): Remove.
3356 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3358 (secname_for_decl): Move up.
3359 (hidden_reference_p): New function; break out from ...
3360 (loc_by_refernece): ... here; move up.
3361 (dw_loc_list): New function.
3362 (single_element_loc_list): New function.
3363 (single_element_loc_list_p): New function.
3364 (add_loc_descr_to_each): New function.
3365 (add_loc_list): New function.
3366 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3367 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3368 add diagnostics why expansion failed.
3369 (add_location_or_const_value_attribute): Support location lists.
3370 (add_bound_info): Likewise.
3371 (descr_info_loc): Update call of loc_descriptor_from_tree.
3372 (gen_variable_die): Work on location lists.
3373 * final.c (pass_final): Add dump file.
3374 * Makefile.in (dwarf2out.o): Add new dependencies.
3376 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3379 * real.c decimal_from_integer, decimal_integer_string): New.
3380 (real_from_integer): Use them as special case for decimal float.
3381 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3382 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3383 Do not append zero after the decimal point in string to convert.
3385 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3387 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3388 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3390 2009-09-17 Martin Jambor <mjambor@suse.cz>
3392 * common.opt (fipa-sra): New switch.
3393 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3394 * timevar.def (TV_IPA_SRA): New timevar.
3395 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3396 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3397 * tree-sra.c: Include cgraph.c.
3398 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3399 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3400 and grp_not_necessarilly_dereferenced.
3401 (func_param_count): New variable.
3402 (encountered_apply_args): New variable.
3403 (bb_dereferences): New variable.
3404 (final_bbs): New variable.
3405 (no_accesses_representant): New variable.
3406 (no_accesses_p): New function.
3407 (dump_access): Dump the new fields.
3408 (sra_initialize): Set encountered_apply_args to false.
3409 (get_ssa_base_param): New function.
3410 (mark_parm_dereference): New function.
3411 (create_access): Caring for INIDRECT_REFs and different handling of
3412 varialble length accesses in early IPA SRA. Store the stmt - a new
3413 parameter - to the new access.
3414 (build_access_from_expr_1): New parameter stmt, passed to
3415 create_access. Handle INDIRECT_REFs.
3416 (build_access_from_expr): Pass the current statement to
3417 build_access_from_expr_1.
3418 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3420 (build_accesses_from_assign): Pass the current statement to
3421 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3422 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3423 final_bbs when necessary. Check for calls to __builtin_apply_args.
3424 Fixup EH info if anythng was changed.
3425 (is_unused_scalar_param): New function.
3426 (ptr_parm_has_direct_uses): New function.
3427 (find_param_candidates): New function.
3428 (mark_maybe_modified): New function.
3429 (analyze_modified_params): New function.
3430 (propagate_dereference_distances): New function.
3431 (dump_dereferences_table): New function.
3432 (analyze_caller_dereference_legality): New function.
3433 (unmodified_by_ref_scalar_representative): New function.
3434 (splice_param_accesses): New function.
3435 (decide_one_param_reduction): New function.
3436 (enum ipa_splicing_result): New type.
3437 (splice_all_param_accesses): New function.
3438 (get_param_index): New function.
3439 (turn_representatives_into_adjustments): New function.
3440 (analyze_all_param_acesses): New function.
3441 (get_replaced_param_substitute): New function.
3442 (get_adjustment_for_base): New function.
3443 (replace_removed_params_ssa_names): New function.
3444 (sra_ipa_reset_debug_stmts): New function.
3445 (sra_ipa_modify_expr): New function.
3446 (sra_ipa_modify_assign): New function.
3447 (convert_callers): New function.
3448 (modify_function): New function.
3449 (ipa_sra_preliminary_function_checks): New function.
3450 (ipa_early_sra): New function.
3451 (ipa_early_sra_gate): New function.
3452 (pass_early_ipa_sra): New variable.
3453 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3455 2009-09-17 Michael Matz <matz@suse.de>
3458 * tree.c (build_type_attribute_qual_variant): Export.
3459 * tree.h (build_type_attribute_qual_variant): Declare.
3460 * tree-inline.c (remap_type_1): Use it to build variants with
3461 the original qualifiers and attributes.
3463 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3465 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3466 without a fallthrough edge.
3468 2009-09-16 DJ Delorie <dj@redhat.com>
3470 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3471 chip and ignore the "fast_interrupt" attribute if so.
3473 2009-09-16 Richard Henderson <rth@redhat.com>
3476 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3479 2009-09-16 Richard Henderson <rth@redhat.com>
3482 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3483 is set only if DECL_NO_STATIC_CHAIN is unset.
3484 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3485 (FOR_EACH_NEST_INFO): New.
3486 (walk_all_functions): Use it.
3487 (finalize_nesting_tree): Likewise.
3488 (unnest_nesting_tree): Likewise.
3489 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3490 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3491 (convert_gimple_call): Early out if gimple_call_chain already set.
3492 (convert_all_function_calls): Iterate until no new functions
3493 require a static chain.
3494 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3495 when building a trampoline. Use dump_function_to_file instead
3497 (lower_nested_functions): Open dump_file. Validate that decls
3498 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3499 bit reset by this pass.
3501 2009-09-16 Michael Matz <matz@suse.de>
3504 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3505 shorten decl_common_unused.
3506 (DECL_RESTRICTED_P): New accessor.
3507 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3508 to disambiguate marked decls and restrict pointers.
3510 2009-09-16 Richard Henderson <rth@redhat.com>
3513 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3515 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3517 * integrate.c (set_block_abstract_flags): Call
3518 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3520 2009-09-16 Richard Guenther <rguenther@suse.de>
3523 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3526 2009-09-16 DJ Delorie <dj@redhat.com>
3527 Kaz Kojima <kkojima@gcc.gnu.org>
3529 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3530 (sh_expand_prologue): Update calls to output_stack_adjust.
3531 (sh_expand_epilogue): Likewise.
3533 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3536 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3537 trying to limit the extent of searches in the insn stream.
3539 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3540 Jakub Jelinek <jakub@redhat.com>
3544 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3546 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3547 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3548 (rs6000_savres_strategy): Always save FP registers inline if the
3549 target doesn't support hardware double-precision. Set the above
3550 bits in return value when needed.
3551 (rs6000_savres_routine_sym): Fix computation for cache selector.
3552 Mark the generated symbol as a function. Rename exitp argument to
3553 lr. Move code for determining the name of the symbol...
3554 (rs6000_savres_routine_name): ...here. New function. Add cases for
3555 getting the names right on AIX and 64-bit Linux.
3556 (savres_routine_name): New variable.
3557 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3558 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3559 on what the target routine uses as a base register. If savep && lr
3560 describe saving of r0 into memory slot.
3561 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3562 line calls for AIX ABI.
3563 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3564 determine FP save/restore functions.
3565 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3566 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3568 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3569 Duplicate restoration of LR and execute the appropriate one
3570 depending on whether GPRs are being restored inline. Set r11 from
3571 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3572 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3573 Fix out of line calls for AIX ABI.
3574 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3576 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3578 (*restore_gpregs_spe): Likewise.
3579 (*return_and_restore_gpregs_spe): Likewise.
3580 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3581 Define to empty string unconditionally.
3582 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3583 Define to empty string unconditionally.
3584 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3587 2009-09-15 Jan Hubicka <jh@suse.cz>
3589 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3590 * params.def (inline-insns-auto): Likewise.
3592 2009-09-15 Martin Jambor <mjambor@suse.cz>
3594 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3595 individual statements only at TDF_DETAILS dump level. Format
3596 source for 80 characters per line.
3598 2009-09-15 Christian Bruel <christian.bruel@st.com>
3600 * regrename.c (do_replace): Update REG_DEAD notes.
3602 2009-09-15 Revital Eres <eres@il.ibm.com>
3604 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3605 * targhooks.c (default_builtin_support_vector_misalignment):
3606 New builtin function.
3607 * targhooks.h (default_builtin_support_vector_misalignment):
3609 * target.h (builtin_support_vector_misalignment):
3610 New field in struct gcc_target.
3611 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3612 new builtin function.
3613 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3615 * config/rs6000/rs6000.c
3616 (rs6000_builtin_support_vector_misalignment): New function.
3617 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3619 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3621 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3623 (bfin_optimize_loop): Likewise.
3624 (bfin_gen_bundles): Likewise.
3625 (workaround_speculation): Likewise.
3626 (find_load): Return NULL_RTX for debug_insn.
3628 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3630 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3633 2009-09-14 DJ Delorie <dj@redhat.com>
3635 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3636 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3639 2009-09-14 Richard Henderson <rth@redhat.com>
3640 Jakub Jelinek <jakub@redhat.com>
3642 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3643 * cfgbuild.c (make_edges): Handle asm goto.
3644 * cfglayout.c (fixup_reorder_chain): Likewise.
3645 * cfgrtl.c (patch_jump_insn): Likewise.
3646 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3647 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3648 (gimple_build_asm_vec): Add and use labels parameter.
3649 (gimple_build_asm): Remove.
3650 (walk_gimple_asm): Walk labels too.
3651 * gimple.def (GIMPLE_ASM): Update docs.
3652 * gimple.h: Update decls.
3653 (struct gimple_statement_asm): Change nc to use unsigned char;
3655 (gimple_asm_nlabels): New.
3656 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3657 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3658 into gimple_build_asm_vec.
3659 * jump.c (mark_jump_label_asm): New.
3660 (mark_jump_label): Use it.
3661 (redirect_jump_1): Handle asm goto.
3662 (invert_jump_1): Soft fail if X is null.
3663 * recog.c (extract_asm_operands): New.
3664 (asm_noperands): Use it; handle asm labels.
3665 (decode_asm_operands): Use extract_asm_operands.
3666 (asm_operand_ok): Properly handle empty string.
3667 * reg-stack.c (get_asm_operands_in_out): Rename from
3668 get_asm_operand_n_inputs; use extract_asm_operands; return both
3669 inputs and outputs by reference; update all callers.
3670 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3671 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3672 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3673 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3674 (extract_asm_operands): Declare.
3675 * stmt.c (expand_asm_operands): Add and use labels parameter.
3676 (check_unique_operand_names): Likewise.
3677 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3678 (expand_asm_stmt): Handle asm labels.
3679 * tree-cfg.c (make_gimple_asm_edges): New.
3680 (make_edges): Use it.
3681 (cleanup_dead_labels): Handle asm labels.
3682 (is_ctrl_altering_stmt): Likewise.
3683 (gimple_redirect_edge_and_branch): Likewise.
3684 * tree.def (ASM_EXPR): Add 5th operand.
3685 * tree.h (ASM_LABELS): New.
3686 (resolve_asm_operand_names): Update decl.
3688 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3689 (c_parser_asm_goto_operands): New.
3690 * c-tree.h (build_asm_expr): Update decl.
3691 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3692 * doc/extend.texi: Document asm goto.
3694 2009-09-14 Richard Henderson <rth@redhat.com>
3696 * except.h: Update declarations.
3697 (struct pointer_map_t): Forward declare.
3698 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3699 (struct eh_landing_pad_d, eh_landing_pad): New.
3700 (struct eh_catch_d, eh_catch): New.
3701 (struct eh_region_d): Remove next_region_sharing_label, aka,
3702 label, tree_label, landing_pad, post_landing_pad, resume,
3703 may_contain_throw. Rename region_number to index. Remove
3704 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3705 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3706 (VEC(eh_landing_pad,gc)): New.
3707 (struct eh_status): Remove last_region_number. Add lp_array,
3708 throw_stmt_table, ttype_data, ehspec_data.
3709 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3710 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3711 * except.c (lang_protect_cleanup_actions): Return tree.
3712 (struct ehl_map_entry): Remove.
3713 (init_eh_for_function): Push zero entries for region and lp_array.
3714 (gen_eh_region): Add to region_array immediately.
3715 (gen_eh_region_catch): Operate on eh_catch objects.
3716 (gen_eh_landing_pad): New.
3717 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3718 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3719 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3720 (get_eh_landing_pad_from_number_fn): New.
3721 (get_eh_landing_pad_from_number): New.
3722 (get_eh_region_from_lp_number_fn): New.
3723 (get_eh_region_from_lp_number): New.
3724 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3725 (get_exception_pointer, get_exception_filter): Remove.
3726 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3727 (current_function_has_exception_handlers): Simplify.
3728 (bring_to_root, eh_region_replaceable_by_p): Remove.
3729 (replace_region, hash_type_list, hash_eh_region): Remove.
3730 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3731 (label_to_region_map, num_eh_regions): Remove.
3732 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3733 (find_exception_handler_labels): Remove.
3734 (duplicate_eh_regions_0, find_prev_try): Remove.
3735 (struct duplicate_eh_regions_data): New.
3736 (duplicate_eh_regions_1): Rewrite.
3737 (duplicate_eh_regions): Return a pointer map instead of an
3739 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3740 (redirect_eh_edge_to_label): Remove.
3741 (eh_region_outermost): Rewrite using eh_region pointers
3742 instead of integers.
3743 (add_ttypes_entry): Update for ttype_data move to eh_status.
3744 (add_ehspec_entry): Rewrite with VEC instead of varray.
3745 (assign_filter_values): Likewise. Export.
3746 (build_post_landing_pads, connect_post_landing_pads): Remove.
3747 (dw2_build_landing_pads): Rewrite to use lp_array.
3748 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3749 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3750 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3751 (sjlj_mark_call_sites): Update for landing pad numbers.
3752 (finish_eh_generation): Rewrite.
3753 (gate_handle_eh): Do nothing for no eh tree.
3754 (pass_rtl_eh): Move up near finish_eh_generation.
3755 (remove_eh_landing_pad): New.
3756 (remove_eh_handler): Export.
3757 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3758 (for_each_eh_label): Rewrite to use lp_array.
3759 (make_reg_eh_region_note): New.
3760 (make_reg_eh_region_note_nothrow_nononlocal): New.
3761 (insn_could_throw_p): New.
3762 (copy_reg_eh_region_note_forward): New.
3763 (copy_reg_eh_region_note_backward): New.
3764 (check_handled, add_reachable_handler): Remove.
3765 (reachable_next_level, foreach_reachable_handler): Remove.
3766 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3767 (get_eh_region_and_lp_from_rtx): New.
3768 (get_eh_region_from_rtx): New.
3769 (can_throw_internal_1, can_throw_external_1): Remove.
3770 (can_throw_internal): Use get_eh_region_from_rtx.
3771 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3772 (insn_nothrow_p, can_nonlocal_goto): New.
3773 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3774 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3775 (add_action_record): Use VEC not varray.
3776 (collect_one_action_chain): Update for eh_region changes.
3777 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3778 Use get_eh_region_and_lp_from_rtx.
3779 (gate_convert_to_eh_region_ranges): New.
3780 (pass_convert_to_eh_region_ranges): Use it.
3781 (push_uleb128, push_sleb128): Use VEC not varray.
3782 (output_one_function_exception_table): Likewise.
3783 (dump_eh_tree): Update for eh_region changes.
3784 (verify_eh_tree): Likewise.
3785 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3786 * tree-eh.c: Include target.h.
3787 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3788 Don't disallow GIMPLE_RESX; adjust argument check.
3789 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3790 (record_stmt_eh_region): Update for landing pad numbers;
3791 generate a landing pad if necessary.
3792 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3793 (remove_stmt_from_eh_lp_fn): Similarly.
3794 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3795 Update for lp numbers; don't special case missing throw_stmt_table.
3796 (lookup_expr_eh_lp): Similarly.
3797 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3798 (eh_seq, eh_region_may_contain_throw): New.
3799 (struct leh_state): Add ehp_region.
3800 (struct leh_tf_state): Remove eh_label.
3801 (emit_post_landing_pad): New.
3802 (emit_resx, emit_eh_dispatch): New.
3803 (note_eh_region_may_contain_throw): New.
3804 (frob_into_branch_around): Take eh_region not eh label;
3805 emit eh code into eh_seq.
3806 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3807 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3808 lower_eh_must_not_throw. Emit code to eh_seq.
3809 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3810 (lower_try_finally_onedest): Likewise.
3811 (lower_try_finally_copy): Likewise.
3812 (lower_try_finally_switch): Likewise.
3813 (lower_try_finally): Initialize ehp_region.
3814 (lower_catch): Update for eh_catch objects.
3815 (lower_eh_filter): Don't handle must_not_throw.
3816 (lower_eh_must_not_throw): New.
3817 (lower_cleanup): Don't set eh_label.
3818 (lower_eh_constructs_2): Resolve eh builtins.
3819 Handle GIMPLE_EH_MUST_NOT_THROW.
3820 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3821 Add eh_seq to the end of the function body.
3822 (make_eh_dispatch_edges): New.
3823 (make_eh_edge): Remove.
3824 (make_eh_edges): Simplify for landing pads.
3825 (redirect_eh_edge_1): New.
3826 (redirect_eh_edge): Use it.
3827 (redirect_eh_dispatch_edge): New.
3828 (stmt_could_throw_p): Use a switch. Allow RESX.
3829 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3830 (stmt_can_throw_internal): Likewise.
3831 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3832 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3833 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3834 (gate_refactor_eh): New.
3835 (pass_refactor_eh): Use it.
3836 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3837 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3838 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3839 (remove_unreachable_handlers): Rename from
3840 tree_remove_unreachable_handlers; rewrite for landing pads;
3841 call remove_eh_handler directly.
3842 (remove_unreachable_handlers_no_lp): New.
3843 (unsplit_eh, unsplit_all_eh): New.
3844 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3845 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3846 (cleanup_empty_eh_unsplit): New.
3847 (cleanup_empty_eh): Rewrite.
3848 (cleanup_all_empty_eh): New.
3849 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3850 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3851 (gate_cleanup_eh): New.
3852 (pass_cleanup_eh): Use it.
3853 (verify_eh_edges): Move later in file. Expect one EH edge.
3854 (verify_eh_dispatch_edge): New.
3856 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3857 (gtype-desc.o): Add TARGET_H.
3858 (tree.o): Use EXCEPT_H, not except.h.
3859 (cfgbuild.o): Add EXPR_H.
3860 (GTFILES): Add vecprim.h.
3861 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3862 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3863 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3864 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3865 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3866 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3867 calls to can_throw_internal.
3868 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3869 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3870 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3871 (expand_gimple_stmt): Use make_reg_eh_region_note.
3872 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3873 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3874 or find_exception_handler_labels.
3875 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3876 there is exacly one EH edge. Use can_nonlocal_goto and
3878 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3879 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3880 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3881 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3882 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3883 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3884 * dse.c (scan_insn): Use insn_could_throw_p.
3885 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3886 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3887 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3888 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3889 EXC_PTR_EXPR or FILTER_EXPR.
3890 (tree_expr_nonzero_warnv_p): Likewise.
3891 * function.h: Include vecprim.h, not varray.h
3892 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3893 move ttype_data and ehspec_data members to struct eh_status; change
3894 action_record_data member to a VEC.
3895 * gcse.c (hash_scan_set): Use can_throw_internal.
3896 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3897 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3898 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3899 (block_may_fallthru): Don't handle RESX_EXPR.
3900 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3901 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3902 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3903 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3904 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3905 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3906 (gimple_size): Likewise.
3907 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3908 (gimple_build_resx): Use gimple_build_with_ops.
3909 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3910 (is_gimple_val): Likewise.
3911 (is_gimple_stmt): Remove RESX_EXPR.
3912 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3913 (GIMPLE_RESX): Reorder with other EH constructs.
3914 * gimple.h (struct gimple_statement_eh_mnt): New.
3915 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3916 (gimple_eh_filter_must_not_throw): Remove.
3917 (gimple_eh_filter_set_must_not_throw): Remove.
3918 (gimple_eh_must_not_throw_fndecl): New.
3919 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3920 (is_gimple_resx): New.
3921 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3922 Don't copy EH_FILTER_MUST_NOT_THROW.
3923 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3924 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3925 handle must_not_throw_labels specially.
3926 * ipa-pure-const.c (check_call): Update debug statement for LP.
3927 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3928 * ipa-utils.c (get_base_var): Likewise.
3929 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3930 * lower-subreg.c (move_eh_region_note): Remove.
3931 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3932 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3933 (create_task_copyfn): Likewise.
3934 (maybe_catch_exception): Use gimple_build_eh_filter.
3935 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3936 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3937 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3938 and pass_lower_resx.
3939 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3940 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3941 can_throw_internal, can_nonlocal_goto.
3942 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3943 copy_reg_eh_region_note_forward.
3944 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3945 (emit_output_reload_insns): Likewise.
3946 (copy_eh_notes): Remove.
3947 * rtl.def (RESX): Remove.
3948 * rtl.h: Update declarations.
3949 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3950 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3951 (update_eh_label): Remove.
3952 (cleanup_dead_labels_eh): New.
3953 (cleanup_deal_labels): Use it instead of update_eh_label.
3954 (gimple_merge_blocks): Update landing pad data structure when
3955 removing a landing pad label.
3956 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3957 test; handle GIMPLE_EH_MUST_NOT_THROW.
3958 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3959 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3960 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3961 (verify_stmt): Likewise. Verify landing pads.
3962 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3963 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3964 (struct move_stmt_d): Add eh_map.
3965 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3966 (move_stmt_r): Remap eh region numbers in builtin calls,
3967 resx and eh_dispatch.
3968 (move_block_to_fn): Remove eh_offset parameter. Use
3969 maybe_duplicate_eh_stmt_fn.
3970 (find_outermost_region_in_block): Operate on eh_region pointers
3971 instead of region numbers.
3972 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3973 duplicate_eh_regions.
3974 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3975 test earlier. Disallow EH landing pads.
3976 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3977 * tree-flow.h: Update declarations.
3978 (struct tree_ann_common_d): Replace rn with lp_nr.
3979 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3980 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3981 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3982 resx and eh_dispatch.
3983 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3984 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3985 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3986 from duplicate_eh_regions.
3987 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3988 update RESX; handle EH_DISPATCH.
3989 (expand_call_inline): Set eh_lp_nr, not eh_region.
3990 (maybe_inline_call_in_expr): Likewise.
3991 * tree-inline.h (struct copy_body_data): Replace eh_region with
3992 eh_lp_nr, eh_region_offset with eh_map.
3993 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3994 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3995 * tree-pretty-print.c (dump_generic_node): Don't handle
3996 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3997 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3998 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3999 EXC_PTR_EXPR, FILTER_EXPR.
4000 * tree-ssa-operands.c (get_expr_operands): Likewise.
4001 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4002 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4003 (ao_ref_init_from_vn_reference): Likewise.
4004 * tree-ssa-sink.c (statement_sink_location): Likewise.
4005 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4006 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4007 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4008 EXC_PTR_EXPR, FILTER_EXPR.
4009 (is_exception_related): Remove.
4010 (compute_avail): Don't call it.
4011 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4012 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4013 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4014 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4016 (build_resx): Remove.
4017 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4018 * tree.h: Update declarations.
4019 (EH_FILTER_MUST_NOT_THROW): Remove.
4020 (struct tree_label_decl): Add eh_landing_pad_nr.
4021 (EH_LANDING_PAD_NR): New.
4022 * value-prof.c (gimple_ic): Tidy variable names. Update for
4023 landing pad numbers.
4024 (gimple_stringop_fixed_value): Tidy variable names. Assert
4025 that neither call stmt can throw.
4026 * vecprim.h (uchar): New.
4027 (VEC(uchar,heap), VEC(uchar,gc)): New.
4029 * c-common.c (c_define_builtins): Update call to
4030 build_common_builtin_nodes.
4031 * c-parser.c (c_parse_file): Don't call
4032 default_init_unwind_resume_libfunc.
4034 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4036 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4037 (mips_cprestore_address_p): Likewise.
4038 (mips_save_gp_to_cprestore_slot): Likewise.
4039 (mips_restore_gp): Rename to...
4040 (mips_restore_gp_from_cprestore_slot): ...this.
4041 (mips_must_initialize_gp_p): Declare.
4042 (mips_emit_save_slot_move): Likewise.
4043 (mips_output_load_label): Return nothing.
4044 (mips_eh_uses): Declare.
4045 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4046 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4047 (TARGET_ABSOLUTE_JUMPS): Likewise.
4048 (EH_USES): Likewise.
4049 (FIRST_PSEUDO_REGISTER): Update comment.
4050 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4051 (MIPS_CALL): ...here.
4052 (REGISTER_NAMES): Add $cprestore.
4053 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4054 Add load_label_length, has_inflexible_gp_insn_p,
4055 has_flexible_gp_insn_p, must_initialize_gp_p and
4056 must_restore_gp_when_clobbered_p.
4057 (mips_expand_call): Don't generate split instructions here.
4058 (mips_split_call): Update the call to mips_restore_gp after
4059 the above name change.
4060 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4061 (mips_find_gp_ref): New function.
4062 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4063 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4064 (mips_insn_has_flexible_gp_ref_p): Likewise.
4065 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4066 (mips_function_has_gp_insn): Delete.
4067 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4068 Use the new functions above. Only return INVALID_REGNUM
4069 for TARGET_ABSOLUTE_JUMPS.
4070 (mips_must_initialize_gp_p): New function.
4071 (mips_get_cprestore_base_and_offset): New function, extracted from...
4072 (mips_cprestore_slot): ...here. Take a bool parameter.
4073 (mips_cfun_has_cprestore_slot_p): New function.
4074 (mips_cprestore_address_p): Likewise.
4075 (mips_save_gp_to_cprestore_slot): Likewise.
4076 (mips_restore_gp): Rename to...
4077 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4078 epilogue_completed. Update the call to mips_cprestore_slot.
4079 Test cfun->machine->must_restore_gp_when_clobbered_p.
4080 (mips_direct_save_slot_move_p): New function.
4081 (mips_emit_save_slot_move): Likewise.
4082 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4083 of cfun->machine->global_pointer.
4084 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4085 (mips_save_reg): Use mips_emit_save_slot_move.
4086 (mips_expand_prologue): Set must_initialize_gp_p.
4087 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4088 for all cprestore saves. Emit a use_cprestore instruction after
4089 setting up the cprestore slot.
4090 (mips_restore_reg): Use mips_emit_save_slot_move.
4091 (mips_process_load_label): New function.
4092 (mips_load_label_length): Likewise.
4093 (mips_output_load_label): Don't return asm: output it here instead.
4094 Use mips_process_load_label.
4095 (mips_adjust_insn_length): Adjust the length of branch instructions
4096 that have length MAX_PIC_BRANCH_LENGTH.
4097 (mips_output_conditional_branch): Update the call to
4098 mips_output_load_label. Assume the branch target is OPERANDS[0]
4099 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4100 (mips_output_order_conditional_branch): Swap the meaning of
4101 OPERANDS[0] and OPERANDS[1].
4102 (mips_variable_issue): Don't count ghost instructions.
4103 (mips_expand_ghost_gp_insns): New function.
4104 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4105 (mips_output_mi_thunk): Set must_initialize_gp_p.
4106 (mips_eh_uses): New function.
4107 * config/mips/predicates.md (cprestore_save_slot_operand)
4108 (cprestore_load_slot_operand): New predicates.
4109 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4110 (UNSPEC_MOVE_GP): Likewise.
4111 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4112 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4113 (CPRESTORE_SLOT_REGNUM): New register.
4114 (MAX_PIC_BRANCH_LENGTH): New constant.
4115 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4116 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4117 branches. Fix commentary.
4118 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4119 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4120 Change type to "ghost".
4121 (loadgp_absolute_<mode>): Likewise.
4122 (loadgp_rtp_<mode>): Likewise.
4123 (copygp_mips16): Likewise.
4124 (loadgp_blockage): Remove redundant mode attribute.
4125 (potential_cprestore): New instruction.
4126 (cprestore): Turn into an unspec set.
4127 (use_cprestore): New instruction.
4128 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4129 (*branch_fp_inverted): Likewise.
4130 (*branch_order<mode>): Likewise.
4131 (*branch_order<mode>_inverted): Likewise.
4132 (*branch_equality<mode>): Likewise.
4133 (*branch_equality<mode>_inverted): Likewise.
4134 (*branch_bit<bbv><mode>): Likewise.
4135 (*branch_bit<bbv><mode>_inverted): Likewise.
4136 (*branch_equality<mode>_mips16): Remove redundant mode.
4137 (jump): Turn into a define_expand.
4138 (*jump_absolute): New instruction.
4139 (*jump_pic): Likewise.
4140 (*jump_mips16): Rename previously-unnamed pattern. Remove
4141 redundant mode attribute.
4142 (restore_gp): Split on epilogue_completed rather than
4143 reload_completed. Change type to "ghost".
4144 (move_gp<mode>): New instruction.
4145 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4146 Remove redundant mode attribute.
4147 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4148 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4149 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4151 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4154 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4155 are returned in the same register (vs34 or v2) that Altivec vector
4156 types are returned in.
4157 (rs6000_libcall_value): Ditto.
4160 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4161 instead of explicit addsi3/adddi3 calls.
4162 (rs6000_split_multireg_move): Ditto.
4163 (rs6000_emit_allocate_stack): Ditto.
4164 (rs6000_emit_prologue): Ditto.
4165 (rs6000_output_mi_thunk): Ditto.
4167 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4168 size is 64 bits if we can use 64-bit registers.
4170 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4172 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4175 From Jie Zhang <jie.zhang@analog.com>:
4176 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4177 save FP and RETS with saveall attribute.
4178 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4179 with saveall attribute.
4181 * config/bfin/bfin.c (bfin_expand_builtin,
4182 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4185 From Jie Zhang <jie.zhang@analog.com>:
4186 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4187 before use in two places.
4188 * config/bfin/bfin.md (AREG): Define mode iterator.
4189 (reload_in, reload_out): Use mode iterator AREG.
4191 2009-09-14 Richard Guenther <rguenther@suse.de>
4194 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4195 EH personality path.
4197 2009-09-13 Richard Guenther <rguenther@suse.de>
4198 Rafael Avila de Espindola <espindola@google.com>
4200 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4201 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4202 (LANG_HOOKS_INITIALIZER): Adjust.
4203 (lhd_pass_through_t): Declare.
4204 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4206 * langhooks.c (lhd_pass_through_t): New function.
4207 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4208 dwarf2out_begin_prologue): Use personality from current_function_decl.
4209 * expr.h (get_personality_function): Declare.
4210 * expr.c (get_personality_function): New function.
4211 (build_personality_function): Likewise.
4212 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4213 (eh_personality_libfunc): Remove.
4214 * optabs.c (build_libfunc_function): New function split out from ...
4215 (init_one_libfunc): ... here.
4216 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4217 (tree_function_decl): Add personality.
4218 (lhd_gcc_personality): Declare.
4219 (build_personality_function): Likewise.
4220 * tree.c (gcc_eh_personality_decl): New.
4221 (lhd_gcc_personality): New function.
4222 * except.h (lang_eh_runtime_type): Remove.
4223 (enum eh_personality_kind): New.
4224 (build_personality_function): Declare.
4225 (function_needs_eh_personality): Declare.
4226 * except.c (lang_eh_runtime_type): Remove.
4227 (function_needs_eh_personality): New function.
4228 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4229 (sjlj_emit_function_enter, output_function_exception_table):
4230 Use personality from current_function_decl.
4231 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4232 * tree-inline.c (tree_can_inline_p): Do not inline across different
4234 (expand_call_inline): Likewise. Adjust the callers EH personality.
4235 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4236 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4237 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4238 (c-parser.o): Likewise
4239 * c-tree.h (c_eh_initialized_p): Remove.
4240 (c_maybe_initialize_eh): Likewise.
4241 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4242 (finish_decl): Don't call c_maybe_initialize_eh.
4243 (c_eh_initialized_p): Remove.
4244 (c_maybe_initialize_eh): Likewise.
4245 * c-parser.c (c_parser_omp_construct): Likewise.
4246 (c_parse_file): Initialize exception handling.
4248 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4250 * config.gcc (tm_file): Remove i386/biarch32.h
4251 for i?86-w64-mingw* case.
4252 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4254 * config.host: Set for x64 mingw the option
4255 use_long_long_for_widest_fast_int to yes.
4257 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4259 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4260 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4261 (dbxout_begin_function): Likewise.
4262 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4263 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4264 set on the function.
4265 (final_end_function): Likewise.
4266 (final_scan_insn): Likewise.
4267 (rest_of_handle_final): Likewise.
4268 * varasm.c (assemble_start_function): Likewise.
4269 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4271 2009-09-12 Jason Merrill <jason@redhat.com>
4273 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4274 * opts.c (common_handle_option): constify.
4276 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4278 * doc/install.texi (avr): Remove obsolete reference site.
4280 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4282 * doc/install.texi (Binaries): Adjust AIX link.
4284 2009-09-12 Akim Demaille <demaille@gostai.com>
4286 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4287 Use an imperative sentence.
4289 2009-09-11 Richard Henderson <rth@redhat.com>
4291 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4292 structure-name and has-tree-operands arguments; update all entries.
4293 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4295 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4296 (gsstruct_code_size): New.
4297 (gss_for_code_): New.
4298 (gss_for_code): Remove.
4299 (gimple_size): Rewrite using gsstruct_code_size.
4300 (gimple_statement_structure): Move to gimple.h.
4301 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4302 (gss_for_code, gimple_statement_structure): New.
4303 (gimple_ops): Use new arrays; tidy.
4305 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4307 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4308 operand to be a PLUS expression.
4309 * config/pa/pa.c (pa_secondary_reload): Likewise.
4311 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4313 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4315 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4318 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4320 From Jie Zhang <jie.zhang@analog.com>:
4321 * doc/extend.texi (node Function Attributes): Document l2
4323 (node Blackfin Variable Attributes): Document l2 variable attributes.
4325 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4327 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4328 to match the system compiler's configuration at inflection point.
4329 Add comment to remark a remaining difference with system compiler.
4331 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4332 * configure: Regenerate.
4334 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4336 From Jie Zhang <jie.zhang@analog.com>:
4337 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4338 (bfin_handle_l2_attribute): New.
4339 (bfin_attribute_table): Add l2 attribute.
4341 2009-09-11 Michael Matz <matz@suse.de>
4344 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4345 on the local_decls list.
4347 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4351 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4353 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4354 for VALUEs, to implement the documented interface.
4355 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4356 Adjust for VALUEs and anything else, to implement the
4357 documented interface.
4359 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4361 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4362 with actual SPE/paired vector modes before using 64-bit alignment.
4363 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4365 2009-09-10 DJ Delorie <dj@redhat.com>
4367 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4370 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4371 * config/mep/mep.c (mep_legitimate_constant_p): New.
4372 * config/mep/mep-protos.h: Prototype it.
4374 2009-09-10 Richard Henderson <rth@redhat.com>
4376 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4378 2009-09-10 Jason Merrill <jason@redhat.com>
4380 * tree.c (chain_index): New fn.
4381 * tree.h: Declare it.
4383 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4385 * config/sol2-c.c (cmn_err_length_specs): Initialize
4386 scalar_identity_flag.
4388 2009-09-10 Richard Henderson <rth@redhat.com>
4390 * tree.h (struct tree_decl_common): Move align member earlier;
4391 move label_decl_uid member ...
4392 (struct tree_label_decl): ... here.
4393 (LABEL_DECL_UID): Update to match.
4395 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4398 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4399 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4401 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4402 dest_prev if the edge is complex.
4404 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4406 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4407 loop latch tests earlier.
4409 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4410 before GIMPLE_RETURN, not after its predecessor; insert
4413 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4414 gimple_seq_empty_p to test for no PHI nodes.
4415 * tree-cfg.c (split_critical_edges): Likewise.
4417 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4419 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4421 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4422 introduced by the VTA branch merge.
4424 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4426 * ira-conflicts.c: Use fputs or putc instead of fprintf
4430 * tree-switch-conversion.c: Ditto.
4432 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4434 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4435 introduced by the VTA branch merge.
4437 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4440 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4442 PR rtl-optimization/39779
4443 * expr.c (convert_modes): Return when mode == oldmode after
4444 CONST_INTs are processed.
4446 2009-09-10 Nick Clifton <nickc@redhat.com>
4448 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4449 attribute and referring decl when creating renamed symbol.
4451 2009-09-10 Richard Guenther <rguenther@suse.de>
4454 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4456 (cgraph_finalize_compilation_unit): Compute reachability
4457 before emitting thunks. Properly process aliases before
4458 possibly removing unreachable nodes.
4460 2009-09-10 Richard Guenther <rguenther@suse.de>
4463 * tree.c (struct free_lang_data_d): Add worklist member.
4464 (find_decls_types_r): Push onto the worklist instead of recursing.
4465 Handle TREE_BINFOs properly.
4466 (find_decls_types): New function wrapped around find_decls_types_r
4467 to process the worklist.
4468 (find_decls_types_in_eh_region): Use it.
4469 (find_decls_types_in_node): Likewise.
4470 (find_decls_types_in_var): Likewise.
4471 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4472 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4473 (AGGREGATE_TYPE_P): Adjust.
4475 2009-09-09 Jason Merrill <jason@redhat.com>
4477 * configure.ac: Check glibc version even if we have an in-tree
4480 2009-09-09 Anthony Green <green@moxielogic.com>
4482 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4483 the constant 0 when appropriate.
4484 * config/moxie/constraints.md: Add constraint O.
4486 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4487 to pass up to 6 32-bit argument values in registers.
4488 (moxie_function_arg): Ditto.
4489 (moxie_arg_partial_bytes): Ditto.
4490 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4491 (REG_PARM_STACK_SPACE): Ditto.
4492 (FUNCTION_ARG_REGNO_P): Ditto.
4494 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4495 instruction to allocate stack space.
4497 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4499 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4500 unnecessarily stringent constraints. Fix address
4501 calculation in the splitters.
4503 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4505 PR rtl-optimization/39779
4506 * expr.c (convert_modes): Return when mode == oldmode after
4507 CONST_INTs are processed.
4509 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4512 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4513 (ix86_expand_prologue): Take frame.padding0 into logic of
4515 (ix86_expand_epilogue): Likewise.
4517 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4519 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4521 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4522 * config/t-slibgcc-libgcc: New file.
4523 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4525 2009-09-09 Martin Jambor <mjambor@suse.cz>
4527 PR tree-optimization/41089
4528 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4531 2009-09-09 Richard Henderson <rth@redhat.com>
4533 * gimple.h (CASE_GIMPLE_OMP): New.
4534 (is_gimple_omp): Use it.
4535 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4536 (verify_gimple_debug): Likewise.
4538 2009-09-09 Richard Guenther <rguenther@suse.de>
4540 PR tree-optimization/41101
4541 * tree-ssa-pre.c (maximal_set): Remove.
4542 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4543 Defer all blocks we didn't visit at least one successor.
4544 (add_to_exp_gen): Do not add to the maximal set.
4545 (make_values_for_phi): Likewise.
4546 (compute_avail): Likewise.
4547 (init_pre): Do not allocate the maximal set.
4548 (execute_pre): Do not dump it.
4550 2009-09-09 Martin Jambor <mjambor@suse.cz>
4552 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4553 an SSA_NAME rather than a is_gimple_variable.
4555 2009-09-09 Richard Guenther <rguenther@suse.de>
4558 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4559 code dealing with plain pointer bases.
4560 (maybe_fold_offset_to_reference): Likewise.
4561 (maybe_fold_stmt_addition): Adjust.
4563 2009-09-09 Richard Guenther <rguenther@suse.de>
4565 * tree.c (free_lang_data_in_type): Do not free the type variant
4567 (free_lang_data): Merge char_type_node with its properly signed
4569 (pass_ipa_free): Collect after freeing language specific data.
4571 2009-09-09 Michael Matz <matz@suse.de>
4574 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4575 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4576 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4579 2009-09-08 DJ Delorie <dj@redhat.com>
4581 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4583 2009-09-04 Jason Merrill <jason@redhat.com>
4585 * tree.c (tree_find_value): Remove.
4586 * tree.h: Remove prototype.
4587 * varasm.c (assemble_external): Use value_member instead.
4589 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4591 * toplev.c (process_options): Choose default debugging type when
4592 gtoggle enables debug info and type is unset.
4594 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4598 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4601 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4603 * configure: Rebuilt with modified libtool.m4.
4605 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4610 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4612 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4614 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4615 (remove_statement): Likewise.
4616 (rewrite_use_nonlinear_expr): Adjust.
4617 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4618 * tree-ssa.c (release_defs_bitset): ... this. New.
4619 * tree-flow.h (release_defs_bitset): Declare.
4621 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4624 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4625 in the middle block.
4627 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4629 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4630 via intptr_t to long type.
4631 (insert_operand_rank): Cast long type via intptr_t to
4633 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4635 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4636 from pointer to unsigned via uintptr_t.
4638 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4639 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4641 * configure: Regenerated.
4642 * config.in: Regenerated
4643 * system.h (stdint.h): Add include.
4644 (inttypes.h): Likewise.
4645 * Makefile.in (aclocal): Add config/stdint.m4.
4646 * aclocal.m4: Regenerated.
4648 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4650 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4652 (note_np_check_stores): New function.
4653 (harmless_null_pointer_p): New function.
4654 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4655 changed. Take into account whether we're in the shadow of a condjump
4656 that tested NP_REG for NULL.
4657 Lose all code that tested for SEQUENCEs.
4658 (workaround_speculation): Avoid inserting NOPs for loads that are
4659 either always executed or a NULL pointer.
4661 2009-09-08 Jan Hubicka <jh@suse.cz>
4663 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4664 * params.def (early-inlining-insns): Likewise.
4666 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4668 PR rtl-optimization/41239
4669 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4670 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4672 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4673 across calls, as the calls might not always return normally.
4674 (call_may_noreturn_p): New function.
4675 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4676 (init_deps): Initialize it.
4677 (remove_from_deps): Also remove calls from
4678 last_function_call_may_noreturn list.
4680 2009-09-07 Richard Henderson <rth@redhat.com>
4682 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4683 more VR->OPERANDS than LHS operands. Free LHS before returning.
4685 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4687 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4688 (attr "addrtype"): New member "spreg".
4689 Use it if mem_spfp_address_operand is true for the address.
4690 (attr "type"): New entry "stall".
4691 (cpu_unit "load"): New.
4692 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4694 (insn_reservation "loadsp"): New.
4695 (insn_reservation "load_stall1"): New.
4696 (insn_reservation "load_stall3"): New.
4698 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4699 (mem_p_address_operand): Exclude stack and frame pointer based
4701 (mem_spfp_address_operand): New; match them here.
4702 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4703 (bfin_reorg): Call it if scheduling insns.
4704 (bfin_gen_bundles): Remove dummy insns created by
4705 add_sched_insns_for_speculation.
4707 From Jie Zhang <jie.zhang@analog.com>:
4708 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4709 bfin_si_revision, bfin_workarounds): Move these ...
4710 * config/bfin/bfin.h: ... here.
4712 From Mike Frysinger <michael.frysinger@analog.com>
4713 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4714 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4715 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4716 bf547m, bf548m, and bf549m.
4717 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4718 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4719 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4720 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4721 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4722 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4723 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4724 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4725 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4726 bf542m, bf544m, bf547m, bf548m, and bf549m.
4728 From Jie Zhang <jie.zhang@analog.com>:
4729 * config/bfin/predicates.md (p_register_operand): New predicate.
4730 (dp_register_operand): New predicate.
4731 * config/bfin/bfin-protos.h (WA_05000074): Define.
4732 (ENABLE_WA_05000074): Define.
4733 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4734 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4735 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4736 (define_attr addrtype): Allow load/store register to be P register.
4737 (define_attr storereg): New.
4738 (define_cpu_unit anomaly_05000074): New.
4739 (define_insn_reservation dsp32shiftimm): New.
4740 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4741 (define_insn_reservation loadp): Cannot use slot2.
4742 (define_insn_reservation loadsp): Cannot use slot2.
4743 (define_insn_reservation storep): Cannot use slot2. Does not
4744 apply when working around 05000074.
4745 (define_insn_reservation storep_anomaly_05000074): New.
4746 (define_insn_reservation storei): Does not apply when working
4748 (define_insn_reservation storei_anomaly_05000074): New.
4749 (define_attr length): Add dsp32shiftimm case.
4750 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4751 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4752 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4753 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4754 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4756 2009-09-07 Martin Jambor <mjambor@suse.cz>
4759 * tree-sra.c (create_artificial_child_access): Return NULL if
4760 build_ref_for_offset fails.
4761 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4762 and create_artificial_child_access to fail.
4764 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4767 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4768 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4769 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4771 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4773 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4774 block, ensure it has an exit edge. Emit a barrier after a jump.
4776 2009-09-07 Nick Clifton <nickc@redhat.com>
4778 * gcc.c (this_is_linker_script): New variable. Like
4779 this_is_library_file but for the %T constructor.
4780 (end_going_arg): If this_is_linker_script is set then locate the
4781 script and insert a --script switch before it
4782 (do_spec_2): Initialise this_is_linker_script.
4783 (do_spec_1): Likewise. Handle %T construct.
4784 (eval_spec_function): Preserve this_is_linker_script.
4785 * doc/invoke.texi: Document %T construct in spec files.
4786 * config/m32c/m32c.h (LIB_SPEC): Use it.
4788 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4790 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4791 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4792 when volatile flag is set.
4793 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4795 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4798 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4799 (combine_stack_adjustments_for_block): Allow insns between stack
4800 adjustments and stores with corresponding pre-(dec|inc)rement or
4801 pre-modify operation.
4803 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4806 * combine-stack-adj.c (struct csa_memlist): Rename to...
4807 (struct csa_reflist): ... this. Rename mem field to ref.
4808 (free_csa_memlist): Rename to...
4809 (free_csa_reflist): ... this.
4810 (record_one_stack_memref): Rename to...
4811 (record_one_stack_ref): ... this. Handle also REG_P.
4812 (try_apply_stack_adjustment): Handle also REG_P.
4813 (struct record_stack_memrefs_data): Rename to...
4814 (struct record_stack_refs_data): ... this. Rename memlist field to
4816 (record_stack_memrefs): Rename to...
4817 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4818 subexpressions instead of failing when a MEM contains SP references.
4819 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4820 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4822 2009-09-06 Richard Guenther <rguenther@suse.de>
4825 * tree.c (build_array_type): Do not record types marked
4826 with structural equality in the canonical type hashtable.
4828 2009-09-06 Richard Guenther <rguenther@suse.de>
4831 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4833 2009-09-05 Richard Guenther <rguenther@suse.de>
4836 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4838 2009-09-05 Richard Guenther <rguenther@suse.de>
4841 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4843 2009-09-05 Richard Guenther <rguenther@suse.de>
4846 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4847 before comparing function argument types.
4849 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4852 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4855 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4858 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4860 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4861 locators before emit_insn is called.
4863 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4866 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4867 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4868 (reginfo_init): Don't call allocate_reg_info.
4870 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4873 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4874 NONDEBUG_INSN_P instead of INSN_P.
4876 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4879 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4881 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4884 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4885 pattern of the split.
4887 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4889 * toplev.c (process_options): Move setter of flag_var_tracking
4890 before other tests that depend on it. Move down setter of
4891 flag_rename_registers. Don't enable var-tracking-assignments
4892 by default if selective scheduling is enabled. Warn if both
4895 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4897 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4898 comment. Use switch statement to catch overlaps between rtx
4899 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4900 (IS_DECL_CODE): ... here. Remove.
4901 (check_value_is_not_decl): Remove.
4902 (dv_from_decl, dv_from_value): Check after conversion.
4904 2009-09-04 Richard Guenther <rguenther@suse.de>
4907 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4908 after emitting tunks. Move emitting thunks and ctors from ...
4909 (cgraph_optimize): ... here. Remove redundant
4910 cgraph_analyze_functions.
4911 * varasm.c (find_decl_and_mark_needed): Remove no longer
4913 (finish_aliases_1): Adjust check for thunk aliases.
4915 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4917 * config/arm/arm.md (ctzsi2): Added braces
4918 to avoid warning that broke booststrap.
4920 2009-09-04 Martin Jambor <mjambor@suse.cz>
4922 PR tree-optimization/41112
4923 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4924 handle variable-bounded arrays.
4925 (expr_with_var_bounded_array_refs_p): New function.
4926 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4928 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4930 * config/s390/2097.md: Removed two incorrect bypasses.
4931 (z10_fsimpdf): Fixed latency.
4932 (z10_fhex): New insn_reservation.
4933 (z10_floaddf): Fixed latency.
4934 (z10_floadsf): Fixed latency.
4935 (z10_ftrunctf): Fixed latency.
4936 (z10_ftruncdf): Fixed latency.
4937 * config/s390/s390.c (z10_cost): Fixed values.
4938 (s390_adjust_priority): Added z10 path.
4939 * config/s390/s390.md (type): Added fhex.
4940 (*mov<mode>_64dfp): Updated type attribute.
4941 (*mov<mode>_64): Updated type attribute.
4942 (*mov<mode>_31): Updated type attribute.
4943 (*mov<mode>"): Likewise.
4944 * config/s390/2084.md (x_fsimpdf): Updated condition.
4946 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4948 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4949 RTXs in the predicate for operand 1.
4951 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4953 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4954 (rbitsi2): New insn.
4955 (ctzsi2): New expand.
4956 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4958 2009-09-03 Martin Jambor <mjambor@suse.cz>
4960 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4961 (create_artificial_child_access): Use build_ref_for_offset instead
4962 of duplicate_expr_for_different_base.
4963 (propagate_subacesses_accross_link): Likewise.
4965 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4967 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4969 (mips16e_collect_argument_saves): Skip debug instructions.
4970 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4971 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4972 (r10k_insert_cache_barriers): Likewise.
4973 (mips_reorg_process_insns): Likewise.
4975 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4978 * ira.c (update_equiv_reg): Remove check on class likely spill.
4980 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4983 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4984 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4988 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4989 the stack slot if it is passed by invisible reference.
4990 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4991 by invisible reference.
4993 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4995 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4996 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4997 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4999 * config/bfin/sync.md: New file.
5000 * config/bfin/bfin.md: Include it.
5001 (UNSPEC_ATOMIC): New.
5002 (UNSPEC_ONES): Provide a unique number.
5004 From Jie Zhang <jie.zhang@analog.com>:
5005 * config/bfin/bfin.c (ret_regs): New.
5006 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5007 (must_save_rets_p): New.
5008 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5009 current_function_is_leaf.
5010 (do_link): Likewise.
5011 (do_unlink): Likewise.
5012 (expand_interrupt_handler_prologue): Use ret_regs array.
5013 (expand_interrupt_handler_epilogue): Use ret_regs array and
5014 pass return register to gen_return_internal.
5015 (bfin_expand_epilogue): Pass return register to
5016 gen_return_internal.
5017 (bfin_expand_call): Explicitly clobber RETS.
5018 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5019 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5020 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5021 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5023 (return_internal): Take a reg rtx rather than the register number.
5025 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5027 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5028 when comparing against estimated_loop_iterations_int return.
5030 2009-09-03 Richard Guenther <rguenther@suse.de>
5032 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5033 eh_personality_libfunc.
5035 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5037 * tree-parloops.c (separate_decls_in_region): Add space.
5039 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5041 * tree-parloops.c (separate_decls_in_region): Change the condition
5042 checking if there are reductions in the loop.
5044 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5046 PR tree-optimization/38275
5047 * tree-parloops.c (parallelize_loops): Replace profitability condition
5048 for expected number of iterations.
5050 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5052 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5053 (bootstrap-debug): Explain conditions in which it becomes default.
5054 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5057 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5059 * doc/invoke.texi (Optimize Options): Move
5060 -finline-small-functions to the -O2 list.
5062 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5064 * toplev.c (process_options): Enable var-tracking-assignments
5065 by default if var-tracking is enabled.
5067 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5069 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5071 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5072 * rtl.h (prev_nonnote_insn_bb): Declare it.
5074 2009-09-03 Diego Novillo <dnovillo@google.com>
5076 * cgraph.c (cgraph_node_for_decl): New.
5077 * cgraph.h (cgraph_node_for_decl): Declare.
5078 * tree.c (host_integerp): Return 0 if T is NULL.
5080 2009-09-03 Diego Novillo <dnovillo@google.com>
5082 * tree.h (struct alias_pair): Move from varasm.c.
5083 (alias_pairs): Likewise.
5084 (TYPE_MAXVAL): Define.
5085 (TYPE_MINVAL): Define.
5086 (iterative_hash_host_wide_int): Declare.
5087 (remove_unreachable_alias_pairs): Declare.
5088 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5089 * diagnostic.c (default_diagnostic_starter): Make extern.
5090 (default_diagnostic_finalizer): Make extern.
5091 * diagnostic.h (default_diagnostic_starter): Declare.
5092 (default_diagnostic_finalizer): Declare.
5093 (default_tree_printer): Declare.
5094 * toplev.c (default_tree_printer): Make extern.
5096 2009-09-03 Richard Guenther <rguenther@suse.de>
5097 Diego Novillo <dnovillo@google.com>
5099 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5100 * cgraphunit.c (cgraph_expand_function): Do not emit
5101 associated thunks from here.
5102 (cgraph_emit_thunks): New.
5103 (cgraph_optimize): Call it.
5104 Return if any IPA pass finds an error.
5105 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5108 2009-09-03 Simon Baldwin <simonb@google.com>
5109 Rafael Espindola <espindola@google.com>
5110 Richard Guenther <rguenther@suse.de>
5111 Doug Kwan <dougkwan@google.com>
5112 Diego Novillo <dnovillo@google.com>
5114 * tree.c: Include tree-pass.h, langhooks-def.h,
5115 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5116 (free_lang_data_in_type): New.
5117 (need_assembler_name_p): New.
5118 (free_lang_data_in_block): New.
5119 (free_lang_data_in_decl): New.
5120 (struct free_lang_data_d): New.
5121 (add_tree_to_fld_list): New.
5122 (find_decls_types_r): New.
5123 (get_eh_types_for_runtime): New.
5124 (find_decls_types_in_eh_region): New.
5125 (find_decls_types_in_node): New.
5126 (find_decls_types_in_var): New.
5127 (free_lang_data_in_cgraph): New.
5128 (free_lang_data): New.
5129 (gate_free_lang_data): New.
5130 (pass_ipa_free_lang_data): New.
5132 2009-09-03 Diego Novillo <dnovillo@google.com>
5134 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5135 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5136 (lang_hooks): Remove const qualifier.
5137 * ipa.c (cgraph_remove_unreachable_nodes): Call
5138 remove_unreachable_alias_pairs.
5139 * except.c (add_type_for_runtime): Check if TYPE has
5140 already been converted.
5141 (lookup_type_for_runtime): Likewise.
5142 (check_handled): Handle converted types.
5143 * varasm.c (remove_unreachable_alias_pairs): New.
5144 * gimple.c: Include demangle.h.
5145 (gimple_decl_printable_name): New.
5146 (gimple_fold_obj_type_ref): New.
5147 * gimple.h (gimple_decl_printable_name): Declare.
5148 (gimple_fold_obj_type_ref): Declare.
5149 * passes.c (init_optimization_passes): Add pass
5150 pass_ipa_free_lang_data.
5151 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5152 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5154 2009-09-03 Diego Novillo <dnovillo@google.com>
5156 * c-lang.c (lang_hooks): Remove const qualifier.
5158 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5160 * doc/install.texi (*-*-freebsd*): Update target information.
5162 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5164 * hard-reg-set.h (call_fixed_regs): Remove.
5165 * reginfo.c (call_fixed_regs): Remove.
5166 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5167 (globalize_reg): Don't use call_fixed_regs.
5168 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5171 2009-09-01 Michael Matz <matz@suse.de>
5173 * expr.h (emit_storent_insn, expand_expr_real_1,
5174 expand_expr_real_2): Declare.
5175 * expr.c (emit_storent_insn, expand_expr_real_1,
5176 expand_expr_real_2): Export.
5177 (store_expr): Setting and evaluating dont_return_target is useless.
5178 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5179 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5180 * except.c (expand_resx_expr): Rename to ...
5181 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5182 * except.h (expand_resx_stmt): Declare.
5183 * stmt.c: Add include gimple.h
5184 (expand_asm_expr): Rename to ...
5185 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5186 (expand_case): Rewrite to take gimple statement.
5187 * tree.h (expand_asm_stmt): Declare.
5188 (expand_case): Change prototype.
5189 * Makefile.in (stmt.o): Depend on gimple.h.
5190 * builtins.c (expand_builtin_synchronize): Build gimple asm
5191 statement, not an ASM_EXPR.
5192 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5193 gimple_to_tree, release_stmt_tree): Remove.
5194 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5195 ggc_free, but hold comparison code and operands separately.
5196 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5197 (expand_call_stmt, expand_gimple_stmt_1,
5198 expand_gimple_stmt): New helpers.
5199 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5200 release_stmt_tree. Call expand_gimple_stmt instead.
5201 (expand_gimple_basic_block): Ditto.
5203 * calls.c (emit_call_1): Don't look at EH regions here, make
5204 fntree parameter useless.
5205 (expand_call): New local rettype for TREE_TYPE(exp), use it
5206 throughout. Remove local p, use addr instead.
5207 Don't look at EH regions here.
5209 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5211 * doc/invoke.texi (-fsched-pressure): Document it.
5212 (-fsched-reg-pressure-heuristic): Remove it.
5214 * reload.c (ira.h): Include.
5215 (find_reloads): Add choosing reload on number of small spilled
5218 * haifa-sched.c (ira.h): Include.
5219 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5220 saved_reg_pressure, curr_reg_live, saved_reg_live,
5221 region_ref_regs): New variables.
5222 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5223 initiate_reg_pressure_info, setup_ref_regs,
5224 initiate_bb_reg_pressure_info, save_reg_pressure,
5225 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5227 (setup_insn_reg_pressure_info): New function.
5228 (rank_for_schedule): Add pressure checking and insn issue time.
5229 Remove comparison of insn reg weights.
5230 (ready_sort): Set insn reg pressure info.
5231 (update_register_pressure, setup_insn_max_reg_pressure,
5232 update_reg_and_insn_max_reg_pressure,
5233 sched_setup_bb_reg_pressure_info): New functions.
5234 (schedule_insn): Add code for printing and updating reg pressure info.
5235 (find_set_reg_weight, find_insn_reg_weight): Remove.
5236 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5237 (debug_ready_list): Print reg pressure info.
5238 (schedule_block): Ditto. Check insn issue time.
5239 (sched_init): Set up sched_pressure_p. Allocate and set up some
5240 reg pressure related info.
5241 (sched_finish): Free some reg pressure related info.
5242 (fix_tick_ready): Make insn always ready if pressure_p.
5243 (init_h_i_d): Don't call find_insn_reg_weight.
5244 (haifa_finish_h_i_d): Free insn reg pressure info.
5246 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5247 ira_memory_move_cost, ira_class_hard_regs,
5248 ira_class_hard_regs_num, ira_no_alloc_regs,
5249 ira_available_class_regs, ira_reg_class_cover_size,
5250 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5252 * ira-lives.c (single_reg_class): Check mode to find how many
5253 registers are necessary for operand.
5254 (ira_implicitly_set_insn_hard_regs): New.
5256 * common.opt (fsched-pressure): New options.
5257 (fsched-reg-pressure-heuristic): Remove.
5259 * ira.c (setup_eliminable_regset): Rename to
5260 ira_setup_eliminable_regset. Make it external.
5261 (expand_reg_info): Pass cover class to setup_reg_classes.
5262 (ira): Call resize_reg_info instead of allocate_reg_info.
5264 * sched-deps.c: Include ira.h.
5265 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5266 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5267 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5268 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5269 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5270 mark_insn_reg_store, mark_insn_reg_clobber,
5271 setup_insn_reg_pressure_info): New.
5272 (sched_analyze_1): Update implicit_reg_pending_uses.
5273 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5274 Use them to create dependencies. Set insn reg uses and pressure
5275 info. Process reg_pending_uses in one place.
5276 (free_deps): Free implicit sets.
5277 (remove_from_deps): Remove implicit sets if necessary. Check
5278 implicit sets when clearing reg_last_in_use.
5279 (init_deps_global): Clear implicit_reg_pending_clobbers and
5280 implicit_reg_pending_uses.
5282 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5283 ira_memory_move_cost, ira_class_hard_regs,
5284 ira_class_hard_regs_num, ira_no_alloc_regs,
5285 ira_available_class_regs, ira_reg_class_cover_size,
5286 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5287 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5288 ira_implicitly_set_insn_hard_regs): New prototypes.
5290 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5291 cost_elements_num): New variables.
5292 (allocno_costs, total_costs): Rename to costs and
5293 total_allocno_costs.
5294 (COSTS_OF_ALLOCNO): Rename to COSTS.
5295 (allocno_pref): Rename to pref.
5296 (allocno_pref_buffer): Rename to pref_buffer.
5297 (common_classes): Rename to regno_cover_class.
5299 (record_reg_classes): Set allocno attributes only if allocno_p.
5300 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5301 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5302 and COSTS_OF_ALLOCNO.
5303 (print_costs): Rename to print_allocno_costs.
5304 (print_pseudo_costs): New.
5305 (process_bb_node_for_costs): Split into 2 functions with new
5306 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5307 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5308 new parameter dump_file. Use cost_elements_num instead of
5309 ira_allocnos_num. Make one iteration if preferred classes were
5310 already calculated for scheduler. Make 2 versions of code
5311 depending on allocno_p.
5312 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5313 regno_cover_class and COSTS instead of common_classes and
5315 (init_costs, finish_costs): New.
5316 (ira_costs): Set up allocno_p and cost_elements_num. Call
5317 init_costs and finish_costs.
5318 (ira_set_pseudo_classes): New.
5320 * rtl.h (allocate_reg_info): Remove.
5321 (resize_reg_info): Change return type.
5322 (reg_cover_class): New.
5323 (setup_reg_classes): Add new parameter.
5325 * sched-int.h (struct deps_reg): New member implicit_sets.
5326 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5327 (INCREASE_BITS): New macro.
5328 (struct reg_pressure_data, struct reg_use_data): New.
5329 (struct _haifa_insn_data): Remove reg_weight. Add members
5330 reg_pressure, reg_use_list, reg_set_list, and
5331 reg_pressure_excess_cost_change.
5332 (struct deps): New member implicit_sets.
5333 (pressure_p): New variable.
5334 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5335 (struct reg_pressure_data, struct reg_use_data): New.
5336 (INSN_REG_WEIGHT): Remove.
5337 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5338 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5339 (sched_init_region_reg_pressure_info,
5340 sched_setup_bb_reg_pressure_info): New prototypes.
5342 * reginfo.c (struct reg_pref): New member coverclass.
5343 (reg_cover_class): New function.
5344 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5345 (reg_info_size): New variable.
5346 (allocate_reg_info): Make static. Setup reg_info_size.
5347 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5348 (setup_reg_classes): Add a new parameter. Setup cover class too.
5350 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5353 * sched-rgn.c (deps_join): Set up implicit_sets.
5354 (schedule_region): Set up region and basic blocks pressure
5357 * passes.c (init_optimization_passes): Move
5358 pass_subregs_of_mode_init before pass_sched.
5360 2009-09-02 Martin Jambor <mjambor@suse.cz>
5362 * tree-sra.c (struct access): New field grp_hint.
5363 (dump_access): Dump grp_hint.
5364 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5366 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5367 those which have been specifically read and somehow written to.
5368 (propagate_subacesses_accross_link): Set grp_hint of right child and
5369 also possibly of the left child.
5371 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5373 * tree-object-size.c (addr_object_size): Always use object_size_type
5374 0 or 2 when determining the pointer pointed object size.
5376 2009-09-02 Richard Guenther <rguenther@suse.de>
5379 2009-08-31 Richard Guenther <rguenther@suse.de>
5381 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5382 to query if the memory regions for memmove overlap.
5383 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5384 asserts on pointers, instead deal with odd trees.
5385 (ptr_derefs_may_alias_p): Likewise.
5386 (refs_may_alias_p_1): Constructor bases also never alias.
5388 2009-08-01 Christian Bruel <christian.bruel@st.com>
5391 2009-07-31 Christian Bruel <christian.bruel@st.com>
5392 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5394 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5396 * doc/invoke.texi (-fvar-tracking-assignments): New.
5397 (-fvar-tracking-assignments-toggle): New.
5398 (-fdump-final-insns=file): Mark filename as optional.
5399 (--param min-nondebug-insn-uid): New.
5400 (-gdwarf-@{version}): Mention version 4.
5401 * opts.c (common_handle_option): Accept it.
5402 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5403 * regrename.c (regrename_optimize): Drop last. Don't count debug
5404 insns as uses. Don't reject change because of debug insn.
5405 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5406 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5407 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5408 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5409 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5410 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5411 * doc/gimple.texi (is_gimple_debug): New.
5412 (gimple_debug_bind_p): New.
5413 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5414 * doc/install.texi (bootstrap-debug): More details.
5415 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5416 (bootstrap-debug-lib): More details.
5417 (bootstrap-debug-ckovw): Update.
5418 (bootstrap-time): New.
5419 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5420 (insert_phi_nodes_for): Insert debug stmts.
5421 (rewrite_stmt): Take iterator. Insert debug stmts.
5422 (rewrite_enter_block): Adjust.
5423 (maybe_replace_use_in_debug_stmt): New.
5424 (rewrite_update_stmt): Use it.
5425 (mark_use_interesting): Return early for debug stmts.
5426 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5427 stmts before replacing stmt.
5428 (move_computations_stmt): Likewise.
5429 * ira-conflicts.c (add_copies): Skip debug insns.
5430 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5431 (regstat_bb_compute_ri): Skip debug insns.
5432 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5433 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5434 check_loop_closed_ssa_stmt): Skip debug stmts.
5435 * tree-tailcall.c (find_tail_calls): Likewise.
5436 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5437 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5438 (build_var_debug_value_stat): Declare.
5439 (build_var_debug_value): Define.
5440 (target_for_debug_bind): Declare.
5441 * reload.c (find_equiv_reg): Skip debug insns.
5442 * rtlanal.c (reg_used_between_p): Skip debug insns.
5443 (side_effects_p): Likewise.
5444 (canonicalize_condition): Likewise.
5445 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5446 insns never depend on debug insns.
5447 (create_ddg_dep_no_link): Likewise.
5448 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5449 Don't add inter-loop dependencies for debug insns.
5450 (build_intra_loop_deps): Likewise.
5451 (create_ddg): Count debug insns.
5452 * ddg.h (struct ddg::num_debug): New.
5453 (num_backargs): Pair up with previous int field.
5454 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5455 -fcompare-debug-second.
5456 * final.c (get_attr_length_1): Skip debug insns.
5457 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5458 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5459 (driver_self_specs): Map -fdump-final-insns to
5460 -fdump-final-insns=..
5461 (get_local_tick): New.
5462 (compare_debug_dump_opt_spec_function): Test for . argument and
5463 compute output name. Compute temp output spec without flag name.
5464 Compute -frandom-seed.
5465 (OPT): Undef after use.
5466 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5467 (average_num_loop_insns): Likewise.
5468 * params.h (MIN_NONDEBUG_INSN_UID): New.
5469 * gimple.def (GIMPLE_DEBUG): New.
5470 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5471 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5472 (merge_in_block): Fix whitespace.
5473 * toplev.c (flag_var_tracking): Update comment.
5474 (flag_var_tracking_assignments): New.
5475 (flag_var_tracking_assignments_toggle): New.
5476 (process_options): Don't open final insns dump file if we're not
5477 going to write to it. Compute defaults for var_tracking.
5478 * df-scan.c (df_insn_rescan_debug_internal): New.
5479 (df_uses_record): Handle debug insns.
5480 * haifa-sched.c (ready): Initialize n_debug.
5481 (contributes_to_priority): Skip debug insns.
5482 (dep_list_size): New.
5484 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5485 they're ready. Disregard previous debug insns to make decisions.
5486 (queue_insn): Never queue debug insns.
5487 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5488 (schedule_insn): Don't reject debug insns because of issue rate.
5489 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5490 (queue_to_ready): Skip and discount debug insns.
5491 (choose_ready): Let debug insns through.
5492 (schedule_block): Check boundary debug insns. Discount debug
5493 insns, schedule them early. Adjust whitespace.
5494 (set_priorities): Check for boundary debug insns.
5495 (add_jump_dependencies): Use dep_list_size.
5496 (prev_non_location_insn): New.
5497 (check_cfg): Use it.
5498 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5500 (remove_unused_ivs): Reset debug stmts.
5501 * modulo-sched.c (const_iteration_count): Skip debug insns.
5502 (res_MII): Discount debug insns.
5503 (loop_single_full_bb_p): Skip debug insns.
5504 (sms_schedule): Likewise.
5505 (sms_schedule_by_order): Likewise.
5506 (ps_has_conflicts): Likewise.
5507 * caller-save.c (refmarker_fn): New.
5508 (save_call_clobbered_regs): Replace regs with saved mem in
5510 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5511 Call refmarker_fn mark for hardregnos.
5512 (mark_reg_as_referenced): New.
5513 (replace_reg_with_saved_mem): New.
5514 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5515 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5517 (cse_extended_basic_block): Skip debug insns.
5518 (count_reg_usage): Likewise.
5519 (is_dead_reg): New, split out of...
5520 (set_live_p): ... here.
5521 (insn_live_p): Use it for debug insns.
5522 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5523 (execute_optimize_stdarg): Likewise.
5524 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5525 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5526 changes in debug stmts as changes.
5527 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5528 (moveup_expr): Don't move across debug insns. Don't move
5529 debug insn if it would create a bookkeeping block.
5530 (moveup_expr_cached): Don't use cache for debug insns that
5531 are heads of blocks.
5532 (compute_av_set_inside_bb): Skip debug insns.
5533 (sel_rank_for_schedule): Schedule debug insns first. Remove
5535 (block_valid_for_bookkeeping_p); Support lax searches.
5536 (create_block_for_bookkeeping): Adjust block numbers when
5537 encountering debug-only blocks.
5538 (find_place_for_bookkeeping): Deal with debug-only blocks.
5539 (generate_bookkeeping_insn): Accept no place to insert.
5540 (remove_temp_moveop_nops): New argument full_tidying.
5541 (prepare_place_to_insert): Deal with debug insns.
5542 (advance_state_on_fence): Debug insns don't start cycles.
5543 (update_boundaries): Take fence as argument. Deal with
5545 (schedule_expr_on_boundary): No full_tidying on debug insns.
5546 (fill_insns): Deal with debug insns.
5547 (track_scheduled_insns_and_blocks): Don't count debug insns.
5548 (need_nop_to_preserve_insn_bb): New, split out of...
5549 (remove_insn_from_stream): ... this.
5550 (fur_orig_expr_not_found): Skip debug insns.
5551 * rtl.def (VALUE): Move up.
5553 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5554 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5555 Set it if debug stmts are found.
5556 (statement_sink_location): Skip debug stmts. Propagate
5557 moving defs into debug stmts.
5558 * ifcvt.c (first_active_insn): Skip debug insns.
5559 (last_active_insns): Likewise.
5560 (cond_exec_process_insns): Likewise.
5561 (noce_process_if_block): Likewise.
5562 (check_cond_move_block): Likewise.
5563 (cond_move_convert_if_block): Likewise.
5564 (block_jumps_and_fallthru_p): Likewise.
5565 (dead_or_predicable): Likewise.
5566 * dwarf2out.c (debug_str_hash_forced): New.
5567 (find_AT_string): Add comment.
5568 (gen_label_for_indirect_string): New.
5569 (get_debug_string_label): New.
5570 (AT_string_form): Use it.
5571 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5572 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5573 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5574 several operations that cannot be represented with DWARF opcodes.
5575 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5576 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5577 (dwarf2out_var_location): Take during-call mark into account.
5578 (output_indirect_string): Update comment. Output if there are
5579 label and references.
5580 (prune_indirect_string): New.
5581 (prune_unused_types): Call it if debug_str_hash_forced.
5582 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5583 (dw_long_long_const): Remove.
5584 (struct dw_val_struct): Change val_long_long type to rtx.
5585 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5586 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5587 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5588 component instead of HOST_BITS_PER_LONG.
5589 (output_loc_operands): Likewise. For const8* assert
5590 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5591 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5592 rather than HOST_BITS_PER_LONG is >= 64.
5593 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5595 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5596 HOST_BITS_PER_LONG for dw_val_class_long_long.
5597 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5598 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5599 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5601 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5602 Handle DW_OP_implicit_value.
5603 (extract_int): Move prototype earlier.
5604 (mem_loc_descriptor): For SUBREG punt if inner
5605 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5606 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5607 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5608 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5609 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5610 instead of Pmode size.
5611 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5612 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5613 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5614 (concat_loc_descriptor, concatn_loc_descriptor,
5615 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5616 (add_location_or_const_value_attribute): Likewise. For single
5617 location loc_lists attempt to use add_const_value_attribute
5618 for constant decls. Add DW_AT_const_value even if
5619 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5621 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5622 (control_flow_insn_p): Likewise.
5623 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5624 (separate_decls_in_region_debug_bind): New.
5625 (separate_decls_in_region): Process debug bind stmts afterwards.
5626 * recog.c (verify_changes): Handle debug insns.
5627 (extract_insn): Likewise.
5628 (peephole2_optimize): Skip debug insns.
5629 * dse.c (scan_insn): Skip debug insns.
5630 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5632 (setup_id_for_insn): Handle debug insns.
5633 (maybe_tidy_empty_bb): Adjust whitespace.
5634 (tidy_control_flow): Skip debug insns.
5635 (sel_remove_insn): Adjust for debug insns.
5636 (sel_estimate_number_of_insns): Skip debug insns.
5637 (create_insn_rtx_from_pattern): Handle debug insns.
5638 (create_copy_of_insn_rtx): Likewise.
5639 * sel-sched-.h (sel_bb_end): Declare.
5640 (sel_bb_empty_or_nop_p): New.
5641 (get_all_loop_exits): Use it.
5642 (_eligible_successor_edge_p): Likewise.
5643 (return_nop_to_pool): Adjust.
5644 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5645 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5646 * gimple-pretty-print.c (dump_gimple_debug): New.
5647 (dump_gimple_stmt): Use it.
5648 (dump_bb_header): Skip gimple debug stmts.
5649 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5650 (fixup_match_2): Likewise.
5651 (regmove_backward_pass): Likewise. Simplify combined
5652 replacement. Handle debug insns.
5653 * function.c (instantiate_virtual_regs): Handle debug insns.
5654 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5655 * print-rtl.h: Include cselib.h.
5656 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5657 * df.h (df_inns_rescan_debug_internal): Declare.
5658 * gcse.c (alloc_hash_table): Estimate n_insns.
5659 (cprop_insn): Don't regard debug insns as changes.
5660 (bypass_conditional_jumps): Skip debug insns.
5661 (one_pre_gcse_pass): Adjust.
5662 (one_code_hoisting_pass): Likewise.
5663 (compute_ld_motion_mems): Skip debug insns.
5664 (one_cprop_pass): Adjust.
5665 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5666 (if_convertible_stmt_p): Handle debug stmts.
5667 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5668 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5669 * ira-build.c (create_bb_allocnos): Skip debug insns.
5670 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5671 (has_single_use): Likewise.
5672 (single_imm_use): Likewise.
5673 (num_imm_uses): Likewise.
5674 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5675 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5676 (create_outofssa_var_map): Likewise.
5677 * lower-subreg.c (adjust_decomposed_uses): New.
5678 (resolve_debug): New.
5679 (decompose_multiword_subregs): Use it.
5680 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5681 * emit-rtl.c: Include params.h.
5682 (cur_debug_insn_uid): Define.
5683 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5684 (copy_rtx_if_shared_1): Handle debug insns.
5685 (reset_used_flags): Likewise.
5686 (set_used_flags): LIkewise.
5687 (get_max_insn_count): New.
5688 (next_nondebug_insn): New.
5689 (prev_nondebug_insn): New.
5690 (make_debug_insn_raw): New.
5691 (emit_insn_before_noloc): Handle debug insns.
5692 (emit_jump_insn_before_noloc): Likewise.
5693 (emit_call_insn_before_noloc): Likewise.
5694 (emit_debug_insn_before_noloc): New.
5695 (emit_insn_after_noloc): Handle debug insns.
5696 (emit_jump_insn_after_noloc): Likewise.
5697 (emit_call_insn_after_noloc): Likewise.
5698 (emit_debug_insn_after_noloc): Likewise.
5699 (emit_insn_after): Take loc from earlier non-debug insn.
5700 (emit_jump_insn_after): Likewise.
5701 (emit_call_insn_after): Likewise.
5702 (emit_debug_insn_after_setloc): New.
5703 (emit_debug_insn_after): New.
5704 (emit_insn_before): Take loc from later non-debug insn.
5705 (emit_jump_insn_before): Likewise.
5706 (emit_call_insn_before): Likewise.
5707 (emit_debug_insn_before_setloc): New.
5708 (emit_debug_insn_before): New.
5709 (emit_insn): Handle debug insns.
5710 (emit_debug_insn): New.
5711 (emit_jump_insn): Handle debug insns.
5712 (emit_call_insn): Likewise.
5714 (init_emit): Take min-nondebug-insn-uid into account.
5715 Initialize cur_debug_insn_uid.
5716 (emit_copy_of_insn_after): Handle debug insns.
5717 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5718 location of single rhs in place.
5719 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5720 (floor_sdiv_adjust): New.
5721 (cell_sdiv_adjust): New.
5722 (cell_udiv_adjust): New.
5723 (round_sdiv_adjust): New.
5724 (round_udiv_adjust): New.
5725 (wrap_constant): Moved from cselib.
5726 (unwrap_constant): New.
5727 (expand_debug_expr): New.
5728 (expand_debug_locations): New.
5729 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5731 (gimple_expand_cfg): Expand debug locations.
5732 * cselib.c: Include tree-pass.h.
5733 (struct expand_value_data): New.
5734 (cselib_record_sets_hook): New.
5735 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5736 (cselib_clear_table): Move, and implemnet in terms of...
5737 (cselib_reset_table_with_next_value): ... this.
5738 (cselib_get_next_unknown_value): New.
5739 (discard_useless_locs): Don't discard preserved values.
5740 (cselib_preserve_value): New.
5741 (cselib_preserved_value_p): New.
5742 (cselib_preserve_definitely): New.
5743 (cselib_clear_preserve): New.
5744 (cselib_preserve_only_values): New.
5745 (new_cselib_val): Take rtx argument. Dump it in details.
5746 (cselib_lookup_mem): Adjust.
5747 (expand_loc): Take regs_active in struct. Adjust. Silence
5748 dumps unless details are requested.
5749 (cselib_expand_value_rtx_cb): New.
5750 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5751 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5752 without details. Copy more subregs. Try to resolve values
5753 using a callback. Wrap constants.
5754 (cselib_subst_to_values): Adjust.
5755 (cselib_log_lookup): New.
5756 (cselib_lookup): Call it.
5757 (cselib_invalidate_regno): Don't count preserved values as useless.
5758 (cselib_invalidate_mem): Likewise.
5759 (cselib_record_set): Likewise.
5760 (struct set): Renamed to cselib_set, moved to cselib.h.
5761 (cselib_record_sets): Adjust. Call hook.
5762 (cselib_process_insn): Reset table when it would be cleared.
5763 (dump_cselib_val): New.
5764 (dump_cselib_table): New.
5765 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5766 (remove_forwarder_block): Support moving debug stmts.
5767 * cselib.h (cselib_record_sets_hook): Declare.
5768 (cselib_expand_callback): New type.
5769 (cselib_expand_value_rtx_cb): Declare.
5770 (cselib_reset_table_with_next_value): Declare.
5771 (cselib_get_next_unknown_value): Declare.
5772 (cselib_preserve_value): Declare.
5773 (cselib_preserved_value_p): Declare.
5774 (cselib_preserve_only_values): Declare.
5775 (dump_cselib_table): Declare.
5776 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5777 (try_crossjump_to_edge): Likewise.
5778 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5779 dominated blocks when debug stmts are present.
5780 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5781 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5782 (set_var_live_on_entry): Likewise.
5783 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5784 * cfglayout.c (curr_location, last_location): Make static.
5785 (set_curr_insn_source_location): Don't avoid bouncing.
5786 (get_curr_insn_source_location): New.
5787 (get_curr_insn_block): New.
5788 (duplicate_insn_chain): Handle debug insns.
5789 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5791 * common.opt (fcompare-debug): Move to sort order.
5792 (fdump-unnumbered-links): Likewise.
5793 (fvar-tracking-assignments): New.
5794 (fvar-tracking-assignments-toggle): New.
5795 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5796 because of debug stmts.
5797 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5798 (eliminate_unnecessary_stmts): Walk dominated blocks before
5800 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5801 * ira.c (memref_used_between_p): Skip debug insns.
5802 (update_equiv_regs): Likewise.
5803 * sched-deps.c (sd_lists_size): Accept empty list.
5804 (sd_init_insn): Mark debug insns.
5805 (sd_finish_insn): Unmark them.
5806 (sd_add_dep): Reject non-debug deps on debug insns.
5807 (fixup_sched_groups): Give debug insns group treatment.
5809 (sched_analyze_reg): Don't mark debug insns for sched before call.
5810 (sched_analyze_2): Handle debug insns.
5811 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5813 (deps_analyze_insn): Handle debug insns.
5814 (deps_start_bb): Skip debug insns.
5815 (init_deps): Initialize last_debug_insn.
5816 * tree-ssa.c (target_for_debug_bind): New.
5817 (find_released_ssa_name): New.
5818 (propagate_var_def_into_debug_stmts): New.
5819 (propagate_defs_into_debug_stmts): New.
5820 (verify_ssa): Skip debug bind stmts without values.
5821 (warn_uninialized_vars): Skip debug stmts.
5822 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5823 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5824 (rtx_equal_p): Likewise.
5825 * ira-costs.c (scan_one_insn): Skip debug insns.
5826 (process_bb_node_for_hard_reg_moves): Likewise.
5827 * rtl.h (DEBUG_INSN_P): New.
5828 (NONDEBUG_INSN_P): New.
5829 (MAY_HAVE_DEBUG_INSNS): New.
5830 (INSN_P): Accept debug insns.
5831 (RTX_FRAME_RELATED_P): Likewise.
5832 (INSN_DELETED_P): Likewise
5833 (PAT_VAR_LOCATION_DECL): New.
5834 (PAT_VAR_LOCATION_LOC): New.
5835 (PAT_VAR_OCATION_STATUS): New.
5836 (NOTE_VAR_LOCATION_DECL): Reimplement.
5837 (NOTE_VAR_LOCATION_LOC): Likewise.
5838 (NOTE_VAR_LOCATION_STATUS): Likewise.
5839 (INSN_VAR_LOCATION): New.
5840 (INSN_VAR_LOCATION_DECL): New.
5841 (INSN_VAR_LOCATION_LOC): New.
5842 (INSN_VAR_LOCATION_STATUS): New.
5843 (gen_rtx_UNKNOWN_VAR_LOC): New.
5844 (VAR_LOC_UNKNOWN_P): New.
5845 (NOTE_DURING_CALL_P): New.
5846 (SCHED_GROUP_P): Accept debug insns.
5847 (emit_debug_insn_before): Declare.
5848 (emit_debug_insn_before_noloc): Declare.
5849 (emit_debug_insn_beore_setloc): Declare.
5850 (emit_debug_insn_after): Declare.
5851 (emit_debug_insn_after_noloc): Declare.
5852 (emit_debug_insn_after_setloc): Declare.
5853 (emit_debug_insn): Declare.
5854 (make_debug_insn_raw): Declare.
5855 (prev_nondebug_insn): Declare.
5856 (next_nondebug_insn): Declare.
5857 (delegitimize_mem_from_attrs): Declare.
5858 (get_max_insn_count): Declare.
5859 (wrap_constant): Declare.
5860 (unwrap_constant): Declare.
5861 (get_curr_insn_source_location): Declare.
5862 (get_curr_insn_block): Declare.
5863 * tree-inline.c (insert_debug_decl_map): New.
5864 (processing_debug_stmt): New.
5865 (remap_decl): Don't create new mappings in debug stmts.
5866 (remap_gimple_op_r): Don't add references in debug stmts.
5867 (copy_tree_body_r): Likewise.
5868 (remap_gimple_stmt): Handle debug bind stmts.
5869 (copy_bb): Skip debug stmts.
5870 (copy_edges_for_bb): Likewise.
5871 (copy_debug_stmt): New.
5872 (copy_debug_stmts): New.
5873 (copy_body): Copy debug stmts at the end.
5874 (insert_init_debug_bind): New.
5875 (insert_init_stmt): Take id. Skip and emit debug stmts.
5876 (setup_one_parameter): Remap variable earlier, register debug mapping.
5877 (estimate_num_insns): Skip debug stmts.
5878 (expand_call_inline): Preserve debug_map.
5879 (optimize_inline_calls): Check for no debug_stmts left-overs.
5880 (unsave_expr_now): Preserve debug_map.
5881 (copy_gimple_seq_and_replace_locals): Likewise.
5882 (tree_function_versioning): Check for no debug_stmts left-overs.
5883 Init and destroy debug_map as needed. Split edges unconditionally.
5884 (build_duplicate_type): Init and destroy debug_map as needed.
5885 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5886 (struct copy_body_data): Add debug_stmts and debug_map.
5887 * sched-int.h (struct ready_list): Add n_debug.
5888 (struct deps): Add last_debug_insn.
5889 (DEBUG_INSN_SCHED_P): New.
5890 (BOUNDARY_DEBUG_INSN_P): New.
5891 (SCHEDULE_DEBUG_INSN_P): New.
5892 (sd_iterator_cond): Accept empty list.
5893 * combine.c (create_log_links): Skip debug insns.
5894 (combine_instructions): Likewise.
5895 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5896 return value is always unshared.
5897 (struct rtx_subst_pair): New.
5898 (auto_adjust_pair): New.
5899 (propagate_for_debug_subst): New.
5900 (propagate_for_debug): New.
5901 (try_combine): Skip debug insns. Propagate removed defs into
5903 (next_nonnote_nondebug_insn): New.
5904 (distribute_notes): Use it. Skip debug insns.
5905 (distribute_links): Skip debug insns.
5906 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5907 * resource.c (mark_target_live_regs): Likewise.
5908 * var-tracking.c: Include cselib.h and target.h.
5909 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5911 (micro_operation_type_name): New.
5912 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5913 (struct micro_operation_def): Update comments.
5914 (decl_or_value): New type. Use instead of decls.
5915 (struct emit_note_data_def): Add vars.
5916 (struct attrs_def): Use decl_or_value.
5917 (struct variable_tracking_info_def): Add permp, flooded.
5918 (struct location_chain_def): Update comment.
5919 (struct variable_part_def): Use decl_or_value.
5920 (struct variable_def): Make var_part a variable length array.
5922 (scratch_regs): New.
5923 (cselib_hook_called): New.
5924 (dv_is_decl_p): New.
5925 (dv_is_value_p): New.
5928 (dv_as_opaque): New.
5929 (dv_onepart_p): New.
5931 (IS_DECL_CODE): New.
5932 (check_value_is_not_decl): New.
5933 (dv_from_decl): New.
5934 (dv_from_value): New.
5935 (dv_htab_hash): New.
5936 (variable_htab_hash): Use it.
5937 (variable_htab_eq): Support values.
5938 (variable_htab_free): Free from the right pool.
5939 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5940 (attrs_list_union): Adjust.
5941 (attrs_list_mpdv_union): New.
5942 (tie_break_pointers): New.
5943 (canon_value_cmp): New.
5944 (unshare_variable): Return possibly-modified slot.
5945 (vars_copy_1): Adjust.
5946 (var_reg_decl_set): Adjust. Split out of...
5947 (var_reg_set): ... this.
5948 (get_init_value): Adjust.
5949 (var_reg_delete_and_set): Adjust.
5950 (var_reg_delete): Adjust.
5951 (var_regno_delete): Adjust.
5952 (var_mem_decl_set): Split out of...
5953 (var_mem_set): ... this.
5954 (var_mem_delete_and_set): Adjust.
5955 (var_mem_delete): Adjust.
5959 (variable_union): Adjust. Speed up merge of 1-part vars.
5960 (variable_canonicalize): Use unshared slot.
5961 (VALUED_RECURSED_INTO): New.
5962 (find_loc_in_1pdv): New.
5963 (struct dfset_merge): New.
5964 (insert_into_intersection): New.
5965 (intersect_loc_chains): New.
5967 (canonicalize_loc_order_check): New.
5968 (canonicalize_values_mark): New.
5969 (canonicalize_values_star): New.
5970 (variable_merge_over_cur): New.
5971 (variable_merge_over_src): New.
5972 (dataflow_set_merge): New.
5973 (dataflow_set_equiv_regs): New.
5974 (remove_duplicate_values): New.
5975 (struct dfset_post_merge): New.
5976 (variable_post_merge_new_vals): New.
5977 (variable_post_merge_perm_vals): New.
5978 (dataflow_post_merge_adjust): New.
5979 (find_mem_expr_in_1pdv): New.
5980 (dataflow_set_preserve_mem_locs): New.
5981 (dataflow_set_remove_mem_locs): New.
5982 (dataflow_set_clear_at_call): New.
5983 (onepart_variable_different_p): New.
5984 (variable_different_p): Use it.
5985 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5986 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5988 (track_loc_p): Pass it true.
5989 (struct count_use_info): New.
5990 (find_use_val): New.
5991 (replace_expr_with_values): New.
5993 (use_type): New, partially split out of...
5994 (count_uses): ... this. Count new micro-ops.
5995 (count_uses_1): Adjust.
5996 (count_stores): Adjust.
5997 (count_with_sets): New.
5998 (VAL_NEEDS_RESOLUTION): New.
5999 (VAL_HOLDS_TRACK_EXPR): New.
6000 (VAL_EXPR_IS_COPIED): New.
6001 (VAL_EXPR_IS_CLOBBERED): New.
6002 (add_uses): Adjust. Generate new micro-ops.
6003 (add_uses_1): Adjust.
6004 (add_stores): Generate new micro-ops.
6005 (add_with_sets): New.
6006 (find_src_status): Adjust.
6007 (find_src_set_src): Adjust.
6008 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6009 Handle new micro-ops. Canonicalize value equivalances.
6010 (vt_find_locations): Compute total size of hash tables for
6011 dumping. Perform merge for var-tracking-assignments. Don't
6012 disregard single-block loops.
6013 (dump_attrs_list): Handle decl_or_value.
6014 (dump_variable): Take variable. Deal with decl_or_value.
6015 (dump_variable_slot): New.
6016 (dump_vars): Use it.
6017 (dump_dataflow_sets): Adjust.
6018 (set_slot_part): New, extended to support one-part variables
6019 after splitting out of...
6020 (set_variable_part): ... this.
6021 (clobber_slot_part): New, split out of...
6022 (clobber_variable_part): ... this.
6023 (delete_slot_part): New, split out of...
6024 (delete_variable_part): .... this.
6025 (check_wrap_constant): New.
6026 (vt_expand_loc_callback): New.
6027 (vt_expand_loc): New.
6028 (emit_note_insn_var_location): Adjust. Handle values. Handle
6029 EMIT_NOTE_AFTER_CALL_INSN.
6030 (emit_notes_for_differences_1): Adjust. Handle values.
6031 (emit_notes_for_differences_2): Likewise.
6032 (emit_notes_for_differences): Adjust.
6033 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6034 Adjust. Handle new micro-ops.
6035 (vt_add_function_parameters): Adjust. Create and bind values.
6036 (vt_initialize): Adjust. Initialize scratch_regs and
6037 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6038 operations. Move some code to count_with_sets and add_with_sets.
6039 (delete_debug_insns): New.
6040 (vt_debug_insns_local): New.
6041 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6043 (var_tracking_main): If var-tracking-assignments is enabled
6044 but var-tracking isn't, delete debug insns and leave. Likewise
6045 if we exceed limits or fail the stack adjustments tests, and
6046 after all var-tracking processing.
6047 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6048 (dataflow_set): Add traversed_vars.
6049 (value_chain, const_value_chain): New typedefs.
6050 (value_chain_pool, value_chains): New variables.
6051 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6052 add_value_chains, add_cselib_value_chains, remove_value_chain,
6053 remove_value_chains, remove_cselib_value_chains): New functions.
6054 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6055 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6057 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6058 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6059 (dst_can_be_shared): New variable.
6060 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6061 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6062 different from set->vars, look up slot again instead of using the
6064 (dataflow_set_init): Initialize traversed_vars.
6065 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6066 lookup if set->vars is shared. Don't keep slot cleared before
6067 calling unshare_variable. Unshare set->vars if needed. Adjust
6068 unshare_variable callers. Clear dst_can_be_shared if needed.
6069 Even ->refcount == 1 vars must be unshared if set->vars is shared
6070 and var needs to be modified.
6071 (dataflow_set_union): Set traversed_vars during canonicalization.
6072 (VALUE_CHANGED, DECL_CHANGED): Define.
6073 (set_dv_changed, dv_changed_p): New static inlines.
6074 (track_expr_p): Clear DECL_CHANGED.
6075 (dump_dataflow_sets): Set it.
6076 (variable_was_changed): Call set_dv_changed.
6077 (emit_note_insn_var_location): Likewise.
6078 (changed_variables_stack): New variable.
6079 (check_changed_vars_1, check_changed_vars_2): New functions.
6080 (emit_notes_for_changes): Do nothing if changed_variables is
6081 empty. Traverse changed_variables with check_changed_vars_1,
6082 call check_changed_vars_2 on each changed_variables_stack entry.
6083 (emit_notes_in_bb): Add SET argument. Just clear it at the
6084 beginning, use it instead of local &set, don't destroy it at the end.
6085 (vt_emit_notes): Call dataflow_set_clear early on all
6086 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6087 computed set, dataflow_set_clear also VTI(bb)->in when we are
6088 done with the basic block. Initialize changed_variables_stack,
6089 free it afterwards. If ENABLE_CHECKING verify that after noting
6090 differences to an empty set value_chains hash table is empty.
6091 (vt_initialize): Initialize value_chains and value_chain_pool.
6092 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6093 (variable_tracking_main): Call dump_dataflow_sets before calling
6094 vt_emit_notes, not after it.
6095 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6096 (propagate_var_def_into_debug_stmts): Declare.
6097 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6098 (df_set_note): Reject debug insns.
6099 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6100 add notes to debug insns.
6101 (df_note_bb_compute): Adjust. Likewise.
6102 (df_simulate_uses): Skip debug insns.
6103 (df_simulate_initialize_backwards): Likewise.
6104 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6105 (subst_stack_regs_pat): Reject debug insns.
6106 (convert_regs_1): Handle debug insns.
6107 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6108 (print-rtl.o): Depend on cselib.h.
6109 (cselib.o): Depend on TREE_PASS_H.
6110 (var-tracking.o): Depend on cselib.h and TARGET_H.
6111 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6112 (init_ready_list): Skip boundary debug insns.
6113 (add_branch_dependences): Skip debug insns.
6114 (free_block_dependencies): Check for blocks with only debug insns.
6115 (compute_priorities): Likewise.
6116 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6117 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6119 (gimple_build_debug_bind_stat): New.
6120 (empty_body_p): Skip debug stmts.
6121 (gimple_has_side_effects): Likewise.
6122 (gimple_rhs_has_side_effects): Likewise.
6123 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6124 (gimple_build_debug_bind_stat): Declare.
6125 (gimple_build_debug_bind): Define.
6126 (is_gimple_debug): New.
6127 (gimple_debug_bind_p): New.
6128 (gimple_debug_bind_get_var): New.
6129 (gimple_debug_bind_get_value): New.
6130 (gimple_debug_bind_get_value_ptr): New.
6131 (gimple_debug_bind_set_var): New.
6132 (gimple_debug_bind_set_value): New.
6133 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6134 (gimple_debug_bind_reset_value): New.
6135 (gimple_debug_bind_has_value_p): New.
6136 (gsi_next_nondebug): New.
6137 (gsi_prev_nondebug): New.
6138 (gsi_start_nondebug_bb): New.
6139 (gsi_last_nondebug_bb): New.
6140 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6141 (print_insn): Handle DEBUG_INSN.
6142 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6143 of first insn prevail.
6144 (first_stmt): Skip debug stmts.
6145 (first_non_label_stmt): Likewise.
6146 (last_stmt): Likewise.
6147 (has_zero_uses_1): New.
6148 (single_imm_use_1): New.
6149 (verify_gimple_debug): New.
6150 (verify_types_in_gimple_stmt): Handle debug stmts.
6151 (verify_stmt): Likewise.
6152 (debug_loop_num): Skip debug stmts.
6153 (remove_edge_and_dominated_blocks): Remove dominators last.
6154 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6155 (linearize_expr): Likewise.
6156 * config/i386/i386.c (ix86_delegitimize_address): Call
6157 default implementation.
6158 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6159 (group_barrier_needed): Skip debug insns.
6160 (emit_insn_group_barriers): Likewise.
6161 (emit_all_insn_group_barriers): Likewise.
6162 (ia64_variable_issue): Handle debug insns.
6163 (ia64_dfa_new_cycle): Likewise.
6164 (final_emit_insn_group_barriers): Skip debug insns.
6165 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6166 def cfa without frame.
6167 (process_set): Likewise.
6168 (process_for_unwind_directive): Pass frame on.
6169 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6170 (rs6000_delegitimize_address): New.
6171 (rs6000_debug_adjust_cost): Handle debug insns.
6172 (is_microcoded_insn): Likewise.
6173 (is_cracked_insn): Likewise.
6174 (is_nonpipeline_insn): Likewise.
6175 (insn_must_be_first_in_group): Likewise.
6176 (insn_must_be_last_in_group): Likewise.
6177 (force_new_group): Likewise.
6178 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6179 contains only debug insns.
6180 (rtl_merge_blocks): Skip debug insns.
6181 (purge_dead_edges): Likewise.
6182 (rtl_block_ends_with_call_p): Skip debug insns.
6183 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6184 (mark_reg_dependencies): Skip debug insns.
6185 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6186 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6187 * tree-ssa-threadedge.c
6188 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6189 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6190 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6191 (copyprop_hardreg_forward_1): Handle debug insns.
6192 * reload1.c (reload): Skip debug insns. Replace unassigned
6193 pseudos in debug insns with their equivalences.
6194 (eliminate_regs_in_insn): Skip debug insns.
6195 (emit_input_reload_insns): Skip debug insns at first, adjust
6197 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6198 (get_indirect_ref_operands): Pass opf_no_vops on.
6199 (get_expr_operands): Likewise. Skip debug stmts.
6200 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6202 2009-09-01 Richard Henderson <rth@redhat.com>
6204 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6205 stmt_ends_pp_p statements at least once.
6206 * tree-vrp.c (vrp_initialize): Likewise.
6207 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6209 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6212 Fix AIX bootstrap after PR debug/30161
6213 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6214 that is a GNU extension.
6215 (tmpl_value_parm_die_table): Move the definition of this global
6216 outside #ifdef DWARF2_DEBUGGING_INFO region.
6218 2009-09-01 Richard Guenther <rguenther@suse.de>
6220 * tree.c (tree_expr_size): New function.
6221 * tree.h (tree_expr_size): Declare.
6222 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6223 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6224 * langhooks.c (lhd_expr_size): Remove.
6225 * langhooks.h (struct lang_hooks): Remove expr_size.
6226 * explow.c (expr_size): Use tree_expr_size.
6227 (int_expr_size): Likewise.
6228 * langhooks-def.h (lhd_expr_size): Remove.
6229 (LANG_HOOKS_EXPR_SIZE): Likewise.
6230 (LANG_HOOKS_INITIALIZER): Adjust.
6232 2009-09-01 Richard Guenther <rguenther@suse.de>
6234 * tree-flow.h (mark_addressable): Move declaration ...
6235 * tree.h (mark_addressable): ... here.
6236 * stmt.c (expand_asm_operands): Use mark_addressable, not
6237 lang_hooks.mark_addressable.
6238 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6239 LANG_HOOKS_MARK_ADDRESSABLE.
6240 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6241 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6243 2009-08-31 Chris Demetriou <cgd@google.com>
6245 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6246 vectorize if not TARGET_SSE2.
6248 2009-08-31 DJ Delorie <dj@redhat.com>
6250 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6251 registers if no coprocessor is enabled.
6253 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6256 * cgraph.h (cgraph_get_node): Declare ...
6257 * cgraph.c (cgraph_get_node): ... new function.
6258 * dwarf2out.c (gen_generic_params_dies,
6259 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6260 make_ith_pack_parameter_name,
6261 append_entry_to_tmpl_value_parm_die_table,
6262 gen_remaining_tmpl_value_param_die_attribute): New functions.
6263 (gen_subprogram_die): Generate debug info for template parameters
6264 if debug info level is higher than DINFO_LEVEL_TERSE.
6265 Use tree_add_const_value_attribute_for_decl instead of
6266 tree_add_const_value_attribute.
6267 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6268 instead of tree_add_const_value_attribute.
6269 (gen_struct_or_union_type_die): Generate debug
6270 info for template parameters if debug info level is higher than
6272 (tree_add_const_value_attribute): Handle integral and pointer
6273 constants. Update comment.
6274 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6275 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6276 (reference_to_unused): Fix thinko. Remove redundant predicates from
6278 (tree_add_const_value_attribute): Make this work for constant
6280 tree_add_const_value_attribute_for_decl is to be used for variable
6282 (add_location_or_const_value_attribute): Use
6283 tree_add_const_value_attribute_for_decl now.
6284 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6285 DW_TAG_template_value_param DIEs after function DIEs have been
6287 * langhooks.h (lang_hooks_for_types): Add
6288 get_argument_pack_elems.
6289 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6290 (lang_hooks): Added get_innermost_generic_parms,
6291 get_innermost_generic_args.
6292 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6293 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6294 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6295 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6297 2009-08-31 DJ Delorie <dj@redhat.com>
6299 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6300 it once we start generating the prologue or epilogue.
6301 (mep_call_saves_register): If the frame is locked, re-use
6303 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6304 (mep_expand_prologue): Call it.
6305 (mep_expand_epilogue): Likewise.
6306 (mep_start_function): Use the same logic as mep_expand_prologue.
6307 (mep_pass_by_reference): Make logic more readable.
6308 (mep_return_in_memory): Zero-sized objects are passed in memory.
6309 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6311 2009-08-31 Richard Guenther <rguenther@suse.de>
6313 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6314 to query if the memory regions for memmove overlap.
6315 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6316 asserts on pointers, instead deal with odd trees.
6317 (ptr_derefs_may_alias_p): Likewise.
6318 (refs_may_alias_p_1): Constructor bases also never alias.
6320 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6322 * doc/install.texi (Final install): Adjust reference on where to
6323 order printed manuals.
6325 2009-08-30 Olivier Hainque <hainque@adacore.com>
6327 * dwarf2out.c (switch_to_frame_table_section): Move
6328 definition prior to first use.
6330 2009-08-30 Richard Guenther <rguenther@suse.de>
6332 PR tree-optimization/41186
6333 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6334 (ao_ref_init_from_ptr_and_size): New function.
6335 (ref_maybe_used_by_call_p_1): Be more precise tracking
6336 used ranges for builtin functions.
6337 (ref_maybe_used_by_call_p): Adjust.
6338 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6339 ranges for builtin functions.
6340 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6342 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6345 * fwprop.c (get_reg_use_in): Delete.
6346 (free_load_extend): New function.
6347 (forward_propagate_subreg): Use it.
6349 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6351 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6353 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6356 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6359 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6361 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6362 fini or fini_array section.
6364 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6366 * graphite-dependences.c (graphite_legal_transform_bb): Call
6367 pbb_remove_duplicate_pdrs.
6368 * graphite-poly.c (can_collapse_pdr): Removed.
6369 (pdr_find_duplicate): Removed.
6370 (can_collapse_pdrs): New.
6371 (pbb_remove_duplicate_pdrs): New.
6372 (new_poly_dr): Do not look for duplicates.
6373 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6374 (PBB_PDR_DUPLICATES_REMOVED): New.
6375 (pbb_remove_duplicate_pdrs): Declared.
6377 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6379 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6380 the strides by multiplying by PDR_NB_REFS.
6381 * graphite-poly.c (can_collapse_pdr): New.
6382 (pdr_find_duplicate): New.
6383 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6384 Initialize PDR_NB_REFS.
6385 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6387 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6389 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6392 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6395 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6397 * graphite-dependences.c (pddr_original_scattering): Return NULL
6398 for read-read dependence relations.
6399 * graphite-poly.h (enum poly_dr_type): Fix comment.
6402 (pdr_may_write_p): New.
6404 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6406 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6407 (struct poly_dr): Same.
6408 (new_poly_dr): Same.
6409 * graphite-poly.c (new_poly_dr): Same.
6410 * graphite-dependences.c (dot_deps): Disable call to system.
6412 2009-08-28 Cary Coutant <ccoutant@google.com>
6415 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6416 struct/union/enum types local to a function.
6418 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6419 Sebastian Pop <sebastian.pop@amd.com>
6421 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6422 pbb_strip_mine_time_depth. Changed the implementation so that
6423 transformation is expressed as a transformation on
6424 time (scatttering) dimensions. Also, ensures that the 2d+1
6425 scheduling format is preserved.
6426 (pbb_strip_mine_profitable_p): Profitability is based on the
6427 iteration number of a given time (scattering) dimension,
6428 and not on a original loop depth dimension.
6429 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6430 (pbb_do_strip_mine): Call psct_dynamic_dim.
6431 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6432 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6433 (pbb_nb_dynamic_scattering_transform): New.
6434 (psct_dynamic_dim): New.
6436 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6438 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6439 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6440 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6441 * graphite-interchange.c (build_linearized_memory_access): Same.
6442 (memory_stride_in_loop): Same.
6444 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6446 * graphite-dependences.c (pddr_original_scattering): New.
6447 (graphite_legal_transform_dr): Call pddr_original_scattering.
6450 * graphite-dependences.h (dot_deps): Declared.
6451 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6452 (print_pdr): Print PDR_ID.
6453 * graphite-poly.h (struct poly_dr): Add field id.
6456 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6458 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6460 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6461 not delete the original dependence relation.
6463 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6465 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6466 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6467 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6468 (free_poly_ddr): New.
6469 (pddr_is_empty): New.
6470 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6471 (dependence_polyhedron): Same. Remove useless gcc_assert.
6473 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6474 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6475 * graphite-dependences.h (enum poly_dependence_kind): New.
6476 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6477 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6478 (PDRP_SINK): Renamed PDDR_SINK.
6479 (PDRP_DDP): Renamed PDDR_DDP.
6481 (free_poly_ddr): Declared.
6482 * graphite-poly.c (new_scop): Use the new hash function names.
6483 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6484 into original_pddrs.
6485 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6487 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6489 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6490 bounds with LT_EXPR to make niter analysis more precise on code
6491 generated by Graphite.
6493 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6495 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6496 (graphite_legal_transform_bb): Same.
6497 (poly_drs_may_alias_p): Same.
6499 2009-08-28 Richard Guenther <rguenther@suse.de>
6501 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6503 2009-08-28 Jan Beulich <jbeulich@novell.com>
6505 * config/i386/netware.c: Include langhooks.h.
6506 (i386_nlm_encode_section_info): Simplify.
6507 (netware_override_options): Delete.
6508 * config/i386/netware.h (netware_override_options): Delete
6510 (OVERRIDE_OPTIONS): Delete definition.
6511 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6512 (ASM_COMMENT_START): Define.
6513 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6515 2009-08-28 Jan Beulich <jbeulich@novell.com>
6517 * configure.ac: For in-tree ld, do a plain version check to
6518 determine whether comdat groups are supported.
6519 * configure: Regenerate.
6521 2009-08-28 Olivier Hainque <hainque@adacore.com>
6523 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6524 always defined. Reflect definition or absence of such for
6525 COLLECT_EXPORT_LIST. Readability helper.
6526 (scanfilter): New enum, to help control what symbols
6527 are to be considered or ignored by scan_prog_file.
6528 (enum pass): Rename as "scanpass", moved together with scanfilter
6529 prior to scan_prog_file's prototype.
6530 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6531 Group prototype with the scanpass/scanfilter definitions, factorize
6532 head comments for the several implementations at the prototype.
6533 (main): Reorganize the first pass link control to let AIX
6534 drag only the needed frame tables in executables. Prevent
6535 frame tables collection during the scan aimed at static ctors.
6536 Pre-link and scan for frame tables later to compensate.
6537 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6538 A C statement to issue assembly directives that create a reference
6539 to the given DWARF table identifier label from the current function
6541 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6542 to differentiate first time section entry. Only emit a .data
6543 tables start identifier label the first time around.
6544 (switch_to_frame_table_section): New function. Helper for
6545 output_call_frame_info to switch possibly BACK into the eh_frame
6546 or the debug_frame section depending on FOR_EH.
6547 (output_call_frame_info): Use helper to first enter the proper
6549 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6550 emit a link to the frame table start label from each function
6552 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6553 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6554 * config/rs6000/rs6000-protos.h: Declare it.
6555 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6557 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6559 * config/sh/sh.c (split_branches): Check the result of
6562 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6564 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6565 using -pthread -fopenmp
6567 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6569 * doc/service.texi (service directory): Update URL.
6571 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6573 PR rtl-optimization/40861
6574 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6575 extract word from a multi-word subreg for negative byte positions.
6577 2009-08-27 Tristan Gingold <gingold@adacore.com>
6578 Douglas B Rupp <rupp@gnat.com>
6580 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6581 (SECTION_VMS_OVERLAY): Define.
6582 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6584 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6586 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6587 common_object declarations.
6588 (ia64_section_type_flags): Set section flag for common_object.
6589 * config/ia64/ia64-protos.h
6590 (ia64_vms_output_aligned_decl_common): Declare.
6591 (ia64_vms_elf_asm_named_section): Declare.
6593 2009-08-27 Michael Matz <matz@suse.de>
6595 * expr.c (expand_expr_real_2): New function taking exploded
6596 unary or binary expression, split out from ...
6597 (expand_expr_real_1): ... here. Move over all unary/binary
6598 switch parts to above function, in particular these codes:
6599 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6600 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6601 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6602 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6603 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6604 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6605 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6606 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6607 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6608 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6609 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6610 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6611 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6612 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6613 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6614 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6615 VEC_PACK_FIX_TRUNC_EXPR.
6616 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6619 2009-08-27 Richard Guenther <rguenther@suse.de>
6621 * gengtype.c (main): Handle uint64_t.
6622 * ipa-utils.c (get_base_var): Indent properly.
6623 * tree-ssa-live.c (debug_scope_block): New function.
6624 * tree-flow.h (debug_scope_block): Declare.
6625 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6626 * basic-block.h (enum profile_status): Rename to
6627 enum profile_status_d.
6628 (x_profile_status): Adjust type.
6630 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6633 * dwarf2out.c (get_context_die): Declare this static function.
6634 (gen_type_die_with_usage): Make sure a DIE is a generated for
6635 the context of a typedef.
6637 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6639 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6642 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6644 * config/mips/mips-protos.h (mips_output_sync): Declare.
6645 (mips_sync_loop_insns): Likewise.
6646 (mips_output_sync_loop): Replace first two parameters with an rtx.
6647 * config/mips/mips.c (mips_multi_member): New structure.
6648 (mips_multi_members): New variable.
6649 (mips_multi_start): New function.
6650 (mips_multi_add): Likewise.
6651 (mips_multi_add_insn): Likewise.
6652 (mips_multi_add_label): Likewise.
6653 (mips_multi_last_index): Likewise.
6654 (mips_multi_copy_insn): Likewise.
6655 (mips_multi_set_operand): Likewise.
6656 (mips_multi_write): Likewise.
6657 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6658 (mips_init_print_operand_punct): Update accordingly.
6659 (mips_start_ll_sc_sync_block): New function.
6660 (mips_end_ll_sc_sync_block): Likewise.
6661 (mips_output_sync): Likewise.
6662 (mips_sync_insn1_template): Likewise.
6663 (mips_sync_insn2_template): Likewise.
6664 (mips_get_sync_operand): Likewise.
6665 (mips_process_sync_loop): Likewise.
6666 (mips_output_sync_loop): Use mips_process_sync_loop.
6667 (mips_sync_loop_insns): New function.
6668 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6669 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6670 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6671 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6672 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6673 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6674 (MIPS_SYNC_OLD_OP_12): Likewise.
6675 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6676 (MIPS_SYNC_NEW_OP_12): Likewise.
6677 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6678 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6679 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6680 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6681 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6682 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6683 * config/mips/mips.md (sync_mem): New attribute.
6684 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6685 (sync_exclusive_mask, sync_required_oldval): Likewise.
6686 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6687 (sync_release_barrier): Likewise.
6688 (length): Handle sync loops.
6689 (sync): Use mips_output_sync.
6690 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6691 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6692 and use mips_output_sync_loop.
6693 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6694 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6695 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6696 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6697 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6698 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6699 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6700 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6701 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6703 2009-08-26 Richard Guenther <rguenther@suse.de>
6706 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6707 the types to not match.
6708 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6710 * tree-ssa.c (useless_type_conversion_p): Conversions to
6711 pointers to unprototyped functions are useless.
6713 2009-08-26 Richard Guenther <rguenther@suse.de>
6715 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6716 whole-program condition, prepare to be called for non-globals.
6717 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6718 params build a representative with known type and track its fields.
6720 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6722 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6723 clearing by a taken branch.
6724 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6725 effectively after bbro pass.
6726 (sync_nand<mode>): Ditto.
6727 (sync_old_<fetchop_name><mode>): Ditto.
6728 (sync_old_nand<mode>): Ditto.
6729 (sync_new_<fetchop_name><mode>): Dito.
6730 (sync_new_nand<mode>): Ditto.
6731 (sync_compare_and_swap<mode>_1): Ditto.
6732 (*sync_compare_and_swap<mode>): Ditto.
6733 (sync_lock_test_and_set<mode>_1): Ditto.
6734 ("sync_lock_test_and_set<mode>): Ditto.
6736 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6738 * hwint.h (HOST_LONG_FORMAT): New macro
6739 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6740 Use HOST_PTR_PRINTF.
6741 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6742 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6743 (HOST_PTR_PRINTF): Document.
6745 2009-08-25 Jan Hubicka <jh@suse.cz>
6747 * config/i386/bmmintrin.h: Replace by #error.
6750 Michael Meissner <michael.meissner@amd.com>
6751 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6752 Tony Linthicum <tony.linthicum@amd.com>
6754 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6755 (TARGET_ROUND): New macro for the round/ptest instructions which
6756 are shared between SSE4.1 and SSE5.
6757 (OPTION_MASK_ISA_ROUND): Ditto.
6758 (OPTION_ISA_ROUND): Ditto.
6759 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6760 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6762 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6763 (-mfused-madd): New switch to give users control over whether the
6764 compiler optimizes to use the multiply/add SSE5 instructions.
6766 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6767 (ix86_handle_option): Turn off 3dnow if -msse5.
6768 (override_options): Add SSE5 support.
6769 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6771 (ix86_expand_sse_movcc): Add SSE5 support.
6772 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6773 vector type to the next largest size.
6774 (ix86_expand_sse5_pack): New function to use pperm to pack a
6775 vector type to the next smallest size.
6776 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6777 (IX86_BUILTIN_FMADDSD): Ditto.
6778 (IX86_BUILTIN_FMADDPS): Ditto.
6779 (IX86_BUILTIN_FMADDPD): Ditto.
6780 (IX86_BUILTIN_FMSUBSS): Ditto.
6781 (IX86_BUILTIN_FMSUBSD): Ditto.
6782 (IX86_BUILTIN_FMSUBPS): Ditto.
6783 (IX86_BUILTIN_FMSUBPD): Ditto.
6784 (IX86_BUILTIN_FNMADDSS): Ditto.
6785 (IX86_BUILTIN_FNMADDSD): Ditto.
6786 (IX86_BUILTIN_FNMADDPS): Ditto.
6787 (IX86_BUILTIN_FNMADDPD): Ditto.
6788 (IX86_BUILTIN_FNMSUBSS): Ditto.
6789 (IX86_BUILTIN_FNMSUBSD): Ditto.
6790 (IX86_BUILTIN_FNMSUBPS): Ditto.
6791 (IX86_BUILTIN_FNMSUBPD): Ditto.
6792 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6793 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6794 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6795 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6796 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6797 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6798 (IX86_BUILTIN_PPERM): Ditto.
6799 (IX86_BUILTIN_PERMPS): Ditto.
6800 (IX86_BUILTIN_PERMPD): Ditto.
6801 (IX86_BUILTIN_PMACSSWW): Ditto.
6802 (IX86_BUILTIN_PMACSWW): Ditto.
6803 (IX86_BUILTIN_PMACSSWD): Ditto.
6804 (IX86_BUILTIN_PMACSWD): Ditto.
6805 (IX86_BUILTIN_PMACSSDD): Ditto.
6806 (IX86_BUILTIN_PMACSDD): Ditto.
6807 (IX86_BUILTIN_PMACSSDQL): Ditto.
6808 (IX86_BUILTIN_PMACSSDQH): Ditto.
6809 (IX86_BUILTIN_PMACSDQL): Ditto.
6810 (IX86_BUILTIN_PMACSDQH): Ditto.
6811 (IX86_BUILTIN_PMADCSSWD): Ditto.
6812 (IX86_BUILTIN_PMADCSWD): Ditto.
6813 (IX86_BUILTIN_PHADDBW): Ditto.
6814 (IX86_BUILTIN_PHADDBD): Ditto.
6815 (IX86_BUILTIN_PHADDBQ): Ditto.
6816 (IX86_BUILTIN_PHADDWD): Ditto.
6817 (IX86_BUILTIN_PHADDWQ): Ditto.
6818 (IX86_BUILTIN_PHADDDQ): Ditto.
6819 (IX86_BUILTIN_PHADDUBW): Ditto.
6820 (IX86_BUILTIN_PHADDUBD): Ditto.
6821 (IX86_BUILTIN_PHADDUBQ): Ditto.
6822 (IX86_BUILTIN_PHADDUWD): Ditto.
6823 (IX86_BUILTIN_PHADDUWQ): Ditto.
6824 (IX86_BUILTIN_PHADDUDQ): Ditto.
6825 (IX86_BUILTIN_PHSUBBW): Ditto.
6826 (IX86_BUILTIN_PHSUBWD): Ditto.
6827 (IX86_BUILTIN_PHSUBDQ): Ditto.
6828 (IX86_BUILTIN_PROTB): Ditto.
6829 (IX86_BUILTIN_PROTW): Ditto.
6830 (IX86_BUILTIN_PROTD): Ditto.
6831 (IX86_BUILTIN_PROTQ): Ditto.
6832 (IX86_BUILTIN_PROTB_IMM): Ditto.
6833 (IX86_BUILTIN_PROTW_IMM): Ditto.
6834 (IX86_BUILTIN_PROTD_IMM): Ditto.
6835 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6836 (IX86_BUILTIN_PSHLB): Ditto.
6837 (IX86_BUILTIN_PSHLW): Ditto.
6838 (IX86_BUILTIN_PSHLD): Ditto.
6839 (IX86_BUILTIN_PSHLQ): Ditto.
6840 (IX86_BUILTIN_PSHAB): Ditto.
6841 (IX86_BUILTIN_PSHAW): Ditto.
6842 (IX86_BUILTIN_PSHAD): Ditto.
6843 (IX86_BUILTIN_PSHAQ): Ditto.
6844 (IX86_BUILTIN_FRCZSS): Ditto.
6845 (IX86_BUILTIN_FRCZSD): Ditto.
6846 (IX86_BUILTIN_FRCZPS): Ditto.
6847 (IX86_BUILTIN_FRCZPD): Ditto.
6848 (IX86_BUILTIN_CVTPH2PS): Ditto.
6849 (IX86_BUILTIN_CVTPS2PH): Ditto.
6850 (IX86_BUILTIN_COMEQSS): Ditto.
6851 (IX86_BUILTIN_COMNESS): Ditto.
6852 (IX86_BUILTIN_COMLTSS): Ditto.
6853 (IX86_BUILTIN_COMLESS): Ditto.
6854 (IX86_BUILTIN_COMGTSS): Ditto.
6855 (IX86_BUILTIN_COMGESS): Ditto.
6856 (IX86_BUILTIN_COMUEQSS): Ditto.
6857 (IX86_BUILTIN_COMUNESS): Ditto.
6858 (IX86_BUILTIN_COMULTSS): Ditto.
6859 (IX86_BUILTIN_COMULESS): Ditto.
6860 (IX86_BUILTIN_COMUGTSS): Ditto.
6861 (IX86_BUILTIN_COMUGESS): Ditto.
6862 (IX86_BUILTIN_COMORDSS): Ditto.
6863 (IX86_BUILTIN_COMUNORDSS): Ditto.
6864 (IX86_BUILTIN_COMFALSESS): Ditto.
6865 (IX86_BUILTIN_COMTRUESS): Ditto.
6866 (IX86_BUILTIN_COMEQSD): Ditto.
6867 (IX86_BUILTIN_COMNESD): Ditto.
6868 (IX86_BUILTIN_COMLTSD): Ditto.
6869 (IX86_BUILTIN_COMLESD): Ditto.
6870 (IX86_BUILTIN_COMGTSD): Ditto.
6871 (IX86_BUILTIN_COMGESD): Ditto.
6872 (IX86_BUILTIN_COMUEQSD): Ditto.
6873 (IX86_BUILTIN_COMUNESD): Ditto.
6874 (IX86_BUILTIN_COMULTSD): Ditto.
6875 (IX86_BUILTIN_COMULESD): Ditto.
6876 (IX86_BUILTIN_COMUGTSD): Ditto.
6877 (IX86_BUILTIN_COMUGESD): Ditto.
6878 (IX86_BUILTIN_COMORDSD): Ditto.
6879 (IX86_BUILTIN_COMUNORDSD): Ditto.
6880 (IX86_BUILTIN_COMFALSESD): Ditto.
6881 (IX86_BUILTIN_COMTRUESD): Ditto.
6882 (IX86_BUILTIN_COMEQPS): Ditto.
6883 (IX86_BUILTIN_COMNEPS): Ditto.
6884 (IX86_BUILTIN_COMLTPS): Ditto.
6885 (IX86_BUILTIN_COMLEPS): Ditto.
6886 (IX86_BUILTIN_COMGTPS): Ditto.
6887 (IX86_BUILTIN_COMGEPS): Ditto.
6888 (IX86_BUILTIN_COMUEQPS): Ditto.
6889 (IX86_BUILTIN_COMUNEPS): Ditto.
6890 (IX86_BUILTIN_COMULTPS): Ditto.
6891 (IX86_BUILTIN_COMULEPS): Ditto.
6892 (IX86_BUILTIN_COMUGTPS): Ditto.
6893 (IX86_BUILTIN_COMUGEPS): Ditto.
6894 (IX86_BUILTIN_COMORDPS): Ditto.
6895 (IX86_BUILTIN_COMUNORDPS): Ditto.
6896 (IX86_BUILTIN_COMFALSEPS): Ditto.
6897 (IX86_BUILTIN_COMTRUEPS): Ditto.
6898 (IX86_BUILTIN_COMEQPD): Ditto.
6899 (IX86_BUILTIN_COMNEPD): Ditto.
6900 (IX86_BUILTIN_COMLTPD): Ditto.
6901 (IX86_BUILTIN_COMLEPD): Ditto.
6902 (IX86_BUILTIN_COMGTPD): Ditto.
6903 (IX86_BUILTIN_COMGEPD): Ditto.
6904 (IX86_BUILTIN_COMUEQPD): Ditto.
6905 (IX86_BUILTIN_COMUNEPD): Ditto.
6906 (IX86_BUILTIN_COMULTPD): Ditto.
6907 (IX86_BUILTIN_COMULEPD): Ditto.
6908 (IX86_BUILTIN_COMUGTPD): Ditto.
6909 (IX86_BUILTIN_COMUGEPD): Ditto.
6910 (IX86_BUILTIN_COMORDPD): Ditto.
6911 (IX86_BUILTIN_COMUNORDPD): Ditto.
6912 (IX86_BUILTIN_COMFALSEPD): Ditto.
6913 (IX86_BUILTIN_COMTRUEPD): Ditto.
6914 (IX86_BUILTIN_PCOMEQUB): Ditto.
6915 (IX86_BUILTIN_PCOMNEUB): Ditto.
6916 (IX86_BUILTIN_PCOMLTUB): Ditto.
6917 (IX86_BUILTIN_PCOMLEUB): Ditto.
6918 (IX86_BUILTIN_PCOMGTUB): Ditto.
6919 (IX86_BUILTIN_PCOMGEUB): Ditto.
6920 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6921 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6922 (IX86_BUILTIN_PCOMEQUW): Ditto.
6923 (IX86_BUILTIN_PCOMNEUW): Ditto.
6924 (IX86_BUILTIN_PCOMLTUW): Ditto.
6925 (IX86_BUILTIN_PCOMLEUW): Ditto.
6926 (IX86_BUILTIN_PCOMGTUW): Ditto.
6927 (IX86_BUILTIN_PCOMGEUW): Ditto.
6928 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6929 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6930 (IX86_BUILTIN_PCOMEQUD): Ditto.
6931 (IX86_BUILTIN_PCOMNEUD): Ditto.
6932 (IX86_BUILTIN_PCOMLTUD): Ditto.
6933 (IX86_BUILTIN_PCOMLEUD): Ditto.
6934 (IX86_BUILTIN_PCOMGTUD): Ditto.
6935 (IX86_BUILTIN_PCOMGEUD): Ditto.
6936 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6937 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6938 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6939 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6940 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6941 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6942 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6943 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6944 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6945 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6946 (IX86_BUILTIN_PCOMEQB): Ditto.
6947 (IX86_BUILTIN_PCOMNEB): Ditto.
6948 (IX86_BUILTIN_PCOMLTB): Ditto.
6949 (IX86_BUILTIN_PCOMLEB): Ditto.
6950 (IX86_BUILTIN_PCOMGTB): Ditto.
6951 (IX86_BUILTIN_PCOMGEB): Ditto.
6952 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6953 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6954 (IX86_BUILTIN_PCOMEQW): Ditto.
6955 (IX86_BUILTIN_PCOMNEW): Ditto.
6956 (IX86_BUILTIN_PCOMLTW): Ditto.
6957 (IX86_BUILTIN_PCOMLEW): Ditto.
6958 (IX86_BUILTIN_PCOMGTW): Ditto.
6959 (IX86_BUILTIN_PCOMGEW): Ditto.
6960 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6961 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6962 (IX86_BUILTIN_PCOMEQD): Ditto.
6963 (IX86_BUILTIN_PCOMNED): Ditto.
6964 (IX86_BUILTIN_PCOMLTD): Ditto.
6965 (IX86_BUILTIN_PCOMLED): Ditto.
6966 (IX86_BUILTIN_PCOMGTD): Ditto.
6967 (IX86_BUILTIN_PCOMGED): Ditto.
6968 (IX86_BUILTIN_PCOMFALSED): Ditto.
6969 (IX86_BUILTIN_PCOMTRUED): Ditto.
6970 (IX86_BUILTIN_PCOMEQQ): Ditto.
6971 (IX86_BUILTIN_PCOMNEQ): Ditto.
6972 (IX86_BUILTIN_PCOMLTQ): Ditto.
6973 (IX86_BUILTIN_PCOMLEQ): Ditto.
6974 (IX86_BUILTIN_PCOMGTQ): Ditto.
6975 (IX86_BUILTIN_PCOMGEQ): Ditto.
6976 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6977 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6978 (enum multi_arg_type): New enum for describing the various SSE5
6979 intrinsic argument types.
6980 (bdesc_multi_arg): New table for SSE5 intrinsics.
6981 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6982 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6984 (ix86_expand_builtin): Add SSE5 intrinsic support.
6985 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6986 operand instructions.
6987 (ix86_expand_sse5_multiple_memory): New function to split the
6988 second memory reference from SSE5 instructions.
6989 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6990 (ix86_return_pops_args): Use stdarg_p to determine if the function
6991 has variable arguments.
6992 (ix86_setup_incoming_varargs): Ditto.
6993 (x86_this_parameter): Ditto.
6995 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6997 (ix86_expand_sse5_pack): Ditto.
6998 (ix86_sse5_valid_op_p): Ditto.
6999 (ix86_expand_sse5_multiple_memory): Ditto.
7001 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7002 constant for SSE5 support.
7003 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7004 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7005 (UNSPEC_SSE5_PERMUTE): Ditto.
7006 (UNSPEC_SSE5_ASHIFT): Ditto.
7007 (UNSPEC_SSE5_LSHIFT): Ditto.
7008 (UNSPEC_FRCZ): Ditto.
7009 (UNSPEC_CVTPH2PS): Ditto.
7010 (UNSPEC_CVTPS2PH): Ditto.
7011 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7013 (COM_FALSE_S): Ditto.
7014 (COM_FALSE_P): Ditto.
7015 (COM_TRUE_S): Ditto.
7016 (COM_TRUE_P): Ditto.
7017 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7018 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7020 (memory attribute): Ditto.
7021 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7022 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7023 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7024 (floor<mode>2): Ditto.
7025 (ceil<mode>2): Ditto.
7026 (btrunc<mode>2): Ditto.
7027 (nearbyintdf2): Ditto.
7028 (nearbyintsf2): Ditto.
7029 (sse_setccsf): Disable if SSE5.
7030 (sse_setccdf): Ditto.
7031 (sse5_setcc<mode>): New support for SSE5 conditional move.
7032 (sse5_pcmov_<mode>): Ditto.
7034 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7036 (SSEMODEF2P): Ditto.
7037 (ssemodesuffixf4): New mode attribute for SSE5.
7038 (ssemodesuffixf2s): Ditto.
7039 (ssemodesuffixf2c): Ditto.
7040 (sserotatemax): Ditto.
7041 (ssescalarmode): Ditto.
7042 (sse_maskcmpv4sf3): Disable if SSE5.
7043 (sse_maskcmpv2df3): Ditto.
7044 (sse_vmmaskcmpv4sf3): Ditto.
7045 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7046 (sse5_vmfmadd<mode>4): Ditto.
7047 (sse5_fmsub<mode>4): Ditto.
7048 (sse5_vmfmsub<mode>4): Ditto.
7049 (sse5_fnmadd<mode>4): Ditto.
7050 (sse5_vmfnmadd<mode>4): Ditto.
7051 (sse5_fnmsub<mode>4): Ditto.
7052 (sse5_vmfnmsub<mode>4): Ditto.
7053 (sse5i_fmadd<mode>4): Ditto.
7054 (sse5i_fmsub<mode>4): Ditto.
7055 (sse5i_fnmadd<mode>4): Ditto.
7056 (sse5i_fnmsub<mode>4): Ditto.
7057 (sse5i_vmfmadd<mode>4): Ditto.
7058 (sse5i_vmfmsub<mode>4): Ditto.
7059 (sse5i_vmfnmadd<mode>4): Ditto.
7060 (sse5i_vmfnmsub<mode>4): Ditto.
7061 (mulv16qi3): Add SSE5 support.
7063 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7064 (sse2_mulv4si3): Disable if SSE5.
7065 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7066 (sse4_1_roundps): Ditto.
7067 (sse4_1_roundsd): Ditto.
7068 (sse4_1_roundss): Ditto.
7069 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7071 (sse_maskcmpsf3): Ditto.
7072 (sse_vmmaskcmpv4sf3): Ditto.
7073 (sse2_maskcmpv2df3): Ditto.
7074 (sse2_maskcmpdf3): Ditto.
7075 (sse2_vmmaskcmpv2df3): Ditto.
7076 (sse2_eq<mode>3): Ditto.
7077 (sse2_gt<mode>3): Ditto.
7078 (sse5_pcmov_<mode>): Add SSE5 support.
7079 (vec_unpacku_hi_v16qi): Ditto.
7080 (vec_unpacks_hi_v16qi): Ditto.
7081 (vec_unpacku_lo_v16qi): Ditto.
7082 (vec_unpacks_lo_v16qi): Ditto.
7083 (vec_unpacku_hi_v8hi): Ditto.
7084 (vec_unpacks_hi_v8hi): Ditto.
7085 (vec_unpacku_lo_v8hi): Ditto.
7086 (vec_unpacks_lo_v8hi): Ditto.
7087 (vec_unpacku_hi_v4si): Ditto.
7088 (vec_unpacks_hi_v4si): Ditto.
7089 (vec_unpacku_lo_v4si): Ditto.
7090 (vec_unpacks_lo_v4si): Ditto.
7091 (sse5_pmacsww): New SSE5 intrinsic insn.
7092 (sse5_pmacssww): Ditto.
7093 (sse5_pmacsdd): Ditto.
7094 (sse5_pmacssdd): Ditto.
7095 (sse5_pmacssdql): Ditto.
7096 (sse5_pmacssdqh): Ditto.
7097 (sse5_pmacsdqh): Ditto.
7098 (sse5_pmacsswd): Ditto.
7099 (sse5_pmacswd): Ditto.
7100 (sse5_pmadcsswd): Ditto.
7101 (sse5_pmadcswd): Ditto.
7102 (sse5_pcmov_<move>): Conditional move support on SSE5.
7103 (sse5_phaddbw): New SSE5 intrinsic insn.
7104 (sse5_phaddbd): Ditto.
7105 (sse5_phaddbq): Ditto.
7106 (sse5_phaddwd): Ditto.
7107 (sse5_phaddwq): Ditto.
7108 (sse5_phadddq): Ditto.
7109 (sse5_phaddubw): Ditto.
7110 (sse5_phaddubd): Ditto.
7111 (sse5_phaddubq): Ditto.
7112 (sse5_phadduwd): Ditto.
7113 (sse5_phadduwq): Ditto.
7114 (sse5_phaddudq): Ditto.
7115 (sse5_phsubbw): Ditto.
7116 (sse5_phsubwd): Ditto.
7117 (sse5_phsubdq): Ditto.
7118 (sse5_pperm): Ditto.
7119 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7120 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7121 (sse5_pperm_sign_v8hi_v4si): Ditto.
7122 (sse5_pperm_zero_v8hi_v4si): Ditto.
7123 (sse5_pperm_sign_v4si_v2di): Ditto.
7124 (sse5_pperm_sign_v4si_v2di): Ditto.
7125 (sse5_pperm_pack_v2di_v4si): Ditto.
7126 (sse5_pperm_pack_v4si_v8hi): Ditto.
7127 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7128 (sse5_perm<mode>): New SSE5 intrinsic insn.
7129 (rotl<mode>3): Ditto.
7130 (sse5_rotl<mode>3): Ditto.
7131 (sse5_ashl<mode>3): Ditto.
7132 (sse5_lshl<mode>3): Ditto.
7133 (sse5_frcz<mode>2): Ditto.
7134 (sse5s_frcz<mode>2): Ditto.
7135 (sse5_cvtph2ps): Ditto.
7136 (sse5_cvtps2ph): Ditto.
7137 (sse5_vmmaskcmp<mode>3): Ditto.
7138 (sse5_com_tf<mode>3): Ditto.
7139 (sse5_maskcmp<mode>3): Ditto.
7140 (sse5_maskcmp_uns<mode>3): Ditto.
7141 (sse5_maskcmp_uns2<mode>3): Ditto.
7142 (sse5_pcom_tf<mode>3): Ditto.
7144 * config/i386/predicates.md (sse5_comparison_float_operator):
7145 New predicate to match the comparison operators supported by
7146 the SSE5 com instruction.
7147 (ix86_comparison_int_operator): New predicate to match just the
7148 signed int comparisons.
7149 (ix86_comparison_uns_operator): New predicate to match just the
7150 unsigned int comparisons.
7152 * doc/invoke.texi (-msse5): Add documentation.
7153 (-mfused-madd): Ditto.
7155 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7157 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7159 (x86_64-*-*): Ditto.
7161 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7163 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7164 intrinisics for SSE5.
7166 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7169 * config/i386/mmintrin-common.h: New file, to contain common
7170 instructions between SSE4.1 and SSE5.
7172 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7173 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7174 (gen_regparm_prefix): Ditto.
7176 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7177 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7178 prototype_p to determine if a function is prototyped.
7180 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7182 * c-common.c (c_common_reswords) add the alignof keyword,
7183 with same RID as __alignof and __alignof__
7185 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7187 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7188 * hooks.c (hook_bool_const_int_const_int_true): New function.
7189 * target.h (struct gcc_target): Add can_eliminate field.
7190 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7191 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7192 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7193 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7194 (elim_table): Revise comment.
7195 * system.h (CAN_ELIMINATE): Poison.
7196 * defaults.h (CAN_ELIMINATE): Remove.
7197 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7199 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7200 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7202 (alpha_vms_can_eliminate): Declare as static, change return type to
7204 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7206 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7207 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7208 (arm_can_eliminate): New function.
7210 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7211 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7212 (avr_can_eliminate): Declare as static.
7213 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7215 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7216 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7217 (bfin_can_eliminate): New function.
7219 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7220 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7221 (crx_can_eliminate): New function.
7223 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7224 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7225 (fr30_can_eliminate): New function.
7227 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7228 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7229 (frv_can_eliminate): New function.
7231 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7232 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7233 (h8300_can_eliminate): New function.
7235 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7236 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7237 (i386_can_eliminate): Declare as static, change return type to bool.
7238 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7240 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7241 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7242 (ia64_can_eliminate): New function.
7244 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7245 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7246 (iq2000_can_eliminate): New function.
7248 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7249 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7250 (m32r_can_eliminate): New function.
7252 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7253 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7254 (m68hc11_can_eliminate): New function.
7256 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7257 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7258 (m68k_can_eliminate): New function.
7260 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7261 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7262 (mep_can_eliminate): New function.
7264 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7265 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7266 (mips_can_eliminate): New function.
7268 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7269 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7270 (rs6000_can_eliminate): New function.
7272 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7273 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7274 (s390_can_eliminate): Declare as static.
7275 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7277 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7278 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7279 (score_can_eliminate): New function.
7281 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7282 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7283 (sparc_can_eliminate): Declare as static.
7284 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7286 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7287 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7288 (xstormy16_can_eliminate): New function.
7290 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7291 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7292 (v850_can_eliminate): New function.
7294 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7296 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7297 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7298 (*movdfcc_ext[1234]): Disable for IEEE mode.
7300 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7302 * gimplify.c (prepare_gimple_addressable): New static function.
7303 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7305 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7306 manually fiddling with it.
7308 2009-08-25 Michael Matz <matz@suse.de>
7310 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7311 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7313 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7314 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7315 (do_jump): Split out code for simple binary comparisons into ...
7316 (do_jump_1): ... this, taking the individual operands and code.
7317 Change callers to helper function above accordingly.
7318 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7321 2009-08-25 Michael Matz <matz@suse.de>
7323 * expr.h (struct separate_ops, sepops): New type for passing
7324 around an exploded simple expression.
7325 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7326 Use this structure instead of expression tree.
7327 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7328 expression, only its type.
7329 (expand_vec_cond_expr): Take type and individual operands instead
7331 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7332 expand_vec_shift_expr): Change prototype accordingly.
7333 * tree-vect-stmts.c (vectorizable_condition): Change call of
7334 expand_vec_cond_expr_p to pass only type.
7335 * expr.c (do_store_flags): Change prototype and implementation
7336 to take an exploded expression.
7337 (expand_expr_real_1): New local ops initialized with details
7338 of the full expression. Use it instead of full
7339 expression in calls to do_store_flags, expand_vec_cond_expr,
7340 expand_widen_pattern_expr and expand_vec_shift_expr.
7342 2009-08-25 Michael Matz <matz@suse.de>
7344 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7345 treeop2 initialized with first three operands of the full expression.
7346 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7348 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7350 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7351 (__gthread_objc_condition_allocate): Mark arguments as unused.
7352 (__gthread_objc_condition_deallocate): Likewise.
7353 (__gthread_objc_condition_wait): Likewise.
7354 (__gthread_objc_condition_broadcast): Likewise.
7355 (__gthread_objc_condition_signal): Likewise.
7356 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7357 (__gthread_objc_thread_id): Likewise.
7359 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7362 * tree-pretty-print.c (print_call_name): Print the correct call name
7363 for procedure pointer components.
7365 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7367 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7368 default_promote_function_mode when not VMS.
7370 2009-08-24 Olivier Hainque <hainque@adacore.com>
7372 * convert.c (convert_to_integer): Don't assume an input pointer is
7373 POINTER_SIZE wide. Fetch from the type instead.
7375 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7377 * configure.ac (AC_PREREQ): Bump to 2.64.
7379 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7381 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7382 (process_command): Don't search standard_exec_prefix_1 and
7383 standard_exec_prefix_2.
7385 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7387 * config/arm/arm.c (output_return_instruction): Handle for
7390 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7392 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7394 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7396 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7397 (*arm_movdf_vfp): Likewise.
7399 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7401 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7402 (vashr<mode>3): Rename from ashr<mode>3.
7403 (vlshr<mode>3): Rename from lshr<mode>3.
7405 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7408 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7409 (check_format_info_main): Use scalar_identify_flag.
7410 (check_format_types): Check for scalar size identity if
7411 scalar_identify_flag is set.
7412 (printf_length_specs): Extend by new field.
7413 (asm_fprintf_length_specs): Likewise.
7414 (gcc_diag_length_specs): Likewise.
7415 (scanf_length_specs): Likewise.
7416 (strfmon_length_specs): Likewise.
7417 (gcc_gfc_length_specs): Likewise.
7418 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7419 (ms_printf_flag_specs): Likewise.
7420 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7422 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7425 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7426 (*call_value_pop_1): Ditto.
7427 (*sibcall_pop_1): New insn pattern.
7428 (*sibcall_value_pop_1): Ditto.
7430 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7433 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7436 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7439 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7440 (get_reg_use_in): New function.
7441 (forward_propagate_subreg): Propagate through subreg of zero_extend
7444 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7446 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7447 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7449 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7451 * configure.ac: Remove --with-datarootdir, --with-docdir,
7452 --with-htmldir switches. No need to call AC_SUBST for
7453 datarootdir, docdir, htmldir any more.
7454 * configure: Regenerate.
7455 * doc/install.texi (Configuration): Document --datarootdir,
7456 --docdir, --htmldir, --pdfdir; update documentation for
7457 --infodir, --mandir.
7458 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7461 * aclocal.m4: Regenerate.
7462 * config.in: Regenerate.
7463 * configure: Regenerate.
7465 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7466 Olivier Hainque <hainque@adacore.com>
7468 * config/ia64/ia64.c: Include libfuncs.h.
7469 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7470 (ia64_expand_call): Use reg 25 on VMS.
7471 (ia64_initialize_trampoline): Fix for VMS ABI.
7472 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7473 (ia64_function_arg): Initialize reg 25 on VMS.
7474 Fix OpenVMS ABI issues for varargs.
7475 For OpenVMS, emit the Argument Information register set in the
7476 incoming/sibcall case as well.
7477 (ia64_arg_type): New function.
7478 (ia64_function_arg_advance): Keep track of cum->words.
7479 Fix OpenVMS ABI issues for varargs.
7480 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7481 (ia64_override_options): Set flag_no_common on VMS.
7482 (ia64_init_builtins): Disable FWRITE builtin.
7483 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7484 (ia64_vms_init_libfuncs): Add decc$ routines.
7485 (ia64_vms_valid_pointer_mode): New function.
7486 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7487 (ia64_promote_function_mode): New function
7488 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7489 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7490 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7491 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7492 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7493 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7494 Suppress trailing '#' if VALUE is numeric.
7495 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7496 ia64_promote_function_mode.
7497 (TARGET_VALID_POINTER_MODE): Define.
7499 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7502 * config/rs6000/rs6000.c (rs6000_override_options): Use
7503 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7506 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7507 reporting of vector + decimal/boolean/complex error.
7509 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7511 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7512 __vector double TYPE_DECL.
7514 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7516 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7517 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7518 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7519 to pointer to enum machine_mode. Update all callers as needed.
7521 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7523 * config/alpha/alpha.md (exception_receiver): Emit alternative
7524 GP load sequence if flag_reorder_blocks_and_partition is set.
7525 (*exception_receiver_2): Also enable when
7526 flag_reorder_blocks_and_partition is set.
7528 2009-08-20 Matt Rice <ratmice@gmail.com>
7529 Diego Novillo <dnovillo@google.com>
7531 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7534 2009-08-20 Richard Guenther <rguenther@suse.de>
7536 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7537 * c-tree.h (c_dup_lang_specific_decl): Remove.
7538 (struct lang_decl, struct lang_type): Move definitions ...
7539 * c-lang.h: ... here. New file.
7540 * c-decl.c: Include c-lang.h.
7541 (c_dup_lang_specific_decl): Remove.
7542 * c-typeck.c: Include c-lang.h.
7543 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7544 (c-typeck.o): Likewise.
7545 * c-config-lang.in (gtfiles): Add c-lang.h.
7546 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7549 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7551 * config/alpha/alpha.c (alpha_end_function): Do not clear
7552 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7553 this is now handled in generic code.
7555 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7557 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7558 (s390_z10_fix_long_loop_prediction): New function.
7559 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7560 (s390_reorg): Walk over the INSNs and invoke
7561 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7563 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7565 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7566 "*brx_64bit", "*brx_31bit"): New patterns.
7567 * config/s390/s390.c ('E'): New output modifier.
7569 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7570 Richard Earnshaw <richard.earnshaw@arm.com>
7572 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7573 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7575 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7577 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7579 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7580 for mode mode of operand0 when doing secondary reload for SAR.
7582 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7585 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7586 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7588 2009-08-19 Jason Merrill <jason@redhat.com>
7590 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7591 supported template depth in C++0x.
7593 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7595 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7596 free_after_compilation.
7597 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7598 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7599 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7600 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7601 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7602 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7603 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7605 2009-08-19 Ian Lance Taylor <iant@google.com>
7607 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7608 of (plus (mult (neg B) C) A).
7610 2009-08-18 Michael Matz <matz@suse.de>
7612 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7613 instead of comparing TYPE_MAIN_VARIANT for equality.
7614 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7615 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7616 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7617 * gimplify.c (goa_lhs_expr_p): Ditto and use
7618 STRIP_USELESS_TYPE_CONVERSION.
7620 2009-08-18 Michael Matz <matz@suse.de>
7622 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7623 first field in a struct.
7624 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7626 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7628 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7629 locators before emit_insn is called. Remove assert that
7631 (alpha_end_function): Clear crtl->emit structure and free insn
7632 locators if cfun->is_thunk is true.
7634 2009-08-18 Jason Merrill <jason@redhat.com>
7636 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7638 * configure.ac: Test for it.
7639 * configure, config.in: Regenerate.
7640 * doc/install.texi: Document --enable-gnu-unique-object.
7642 2009-08-18 Richard Guenther <rguenther@suse.de>
7645 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7646 pow(x,y*z) only if x is nonnegative.
7648 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7650 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7654 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7655 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7657 2009-08-17 DJ Delorie <dj@redhat.com>
7659 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7660 * config/m32c/prologue.md (epilogue_freit): New.
7662 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7663 (bank_switch_p): Likewise.
7664 (fast_interrupt_p): Likewise.
7665 (interrupt_p): Likewise.
7666 (m32c_conditional_register_usage): Round memregs size up.
7667 (need_to_save): We only need to save $a0 when we use ENTER.
7668 (interrupt_p): Check for fast_interrupt too.
7669 (bank_switch_p): New.
7670 (fast_interrupt_p): New.
7671 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7672 (m32c_emit_prolog): Support bank switching and fast interrupts.
7673 * doc/extend.texi (Function Attributes): Add bank_switch and
7676 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7678 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7679 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7681 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7683 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7684 (menu): Add IA-64/VMS Options.
7685 (IA-64/VMS Options): Likewise.
7687 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7690 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7692 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7694 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7695 (mips_pop_asm_switch): Likewise.
7696 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7698 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7699 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7700 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7701 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7702 instead of set_noreorder.
7703 (mips_output_function_prologue): Use the new functions.
7704 (mips_output_function_epilogue): Likewise.
7705 (mips_need_noat_wrapper_p): New function, split out from...
7706 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7707 Use mips_push_asm_switch and mips_pop_asm_switch.
7708 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7709 and mips_pop_asm_switch.
7710 (ASM_OUTPUT_REG_POP): Likewise.
7711 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7712 Use mips_pop_asm_switch.
7713 (mips_asm_switch): New structure.
7714 (set_noreorder, set_nomacro): Replace with...
7715 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7716 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7717 instead of set_nomacro.
7718 (fix_truncsfsi2_macro): Likewise.
7719 (cprestore): Likewise.
7720 (hazard): Use mips_noreorder instead of set_noreorder.
7721 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7723 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7725 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7726 from prev_active_insn.
7728 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7730 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7731 * config/avr/avr.c (avr_override_options): Initialize
7732 avr_current_arch variable.
7733 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7734 __AVR_HAVE_16BIT_SP__ according to the device type.
7735 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7737 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7738 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7740 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7743 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7744 generating inlined subroutine die only. We shouldn't be
7745 called for anything else.
7746 (gen_block_die): Don't generate inline subroutine debug info for
7749 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7751 * graphite-poly.c (print_pbb): Print PBB index.
7753 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7756 * graphite-interchange.c (ppl_max_for_le): Moved...
7757 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7758 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7759 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7760 * graphite-ppl.h (ppl_max_for_le): Declared.
7762 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7764 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7765 supported on all platforms.
7766 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7767 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7768 * c-pragma.c: Likewise.
7769 * target-def.h (TARGET_INITIALIZER): Remove
7770 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7771 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7773 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7775 * config/ia64/fde-vms.c: New file.
7776 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7777 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7778 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7779 (uw_frame_state_for): Only register a personality routine if it is
7780 known to be compatible with our expectations.
7781 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7782 Declare unw_table_entry stack variable and
7783 mod all calls to _Unwind_FindTableEntry to add arg.
7784 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7785 (_Unwind_FindTableEntry): Add arg to prototype.
7787 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7789 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7790 field 'signal_pfs_loc'.
7791 (uw_frame_state_for): Remove duplicate code dealing with leaf
7792 procedures without unwind info.
7793 If in the frame after unwinding through a signal handler, restore
7794 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7795 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7796 'pfs_loc' to the AR.PFS location in the signal context; instead
7797 set 'signal_pfs_loc'.
7798 Manually generate the unwind info for the AR.PFS register.
7799 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7800 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7801 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7802 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7803 instead set 'signal_pfs_loc'.
7804 Remove code preventing the AR.PFS register from being restored
7805 from the signal context.
7807 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7808 Tristan Gingold <gingold@adacore.com>
7810 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7811 * config/ia64/t-vms: New file.
7812 * config/ia64/vms64.h: New file.
7813 * config/ia64/vms.h: New file.
7814 * config/ia64/vms-crtinit.asm: New file.
7815 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7816 * config/ia64/vms-unwind.h: New file.
7818 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7820 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7823 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7826 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7828 * real.h (do_mpc_arg2): ... here.
7829 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7832 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7834 * final.c (add_debug_prefix_map): Don't use GC memory for
7835 old_prefix and new_prefix.
7837 2009-08-14 Richard Guenther <rguenther@suse.de>
7839 * ipa-prop.c (compute_complex_pass_through): If we cannot
7840 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7842 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7844 * c-lex.c (c_lex_with_flags): Increase size of local variable
7845 to avoid memory clobber.
7847 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7850 * config/i386/i386.c (ix86_fp_comparison_strategy):
7851 Only enable/disable sahf at function granularity.
7853 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7855 PR rtl-optimization/41064
7856 * reload1.c (reload_as_needed): Don't call extract_insn
7857 for known invalid replacements after calling
7858 validate_replace_rtx_group and verify_changes.
7860 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7863 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7864 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7865 ix86_expand_fp_vcond.
7866 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7867 Assert that operation is supported by ix86_expand_int_vcond.
7868 (vcondu<SSEMODE124C8:mode>): Ditto.
7870 2009-08-13 DJ Delorie <dj@redhat.com>
7872 * config/i386/djgpp-stdint.h: New.
7873 * config.gcc (djgpp): Use it.
7875 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7877 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7878 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7880 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7882 * tree-ssa-loop-prefetch.c
7883 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7884 for long-stride pruning.
7885 (compute_miss_rate): New function to compute the probability
7886 that two memory references access different cache lines.
7888 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7890 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7892 2009-08-13 Richard Guenther <rguenther@suse.de>
7895 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7896 use the constant pointer type.
7897 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7898 of CV qualifiers on the target pointer type.
7899 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7900 conversion check before restrict check.
7902 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7905 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7907 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7909 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7911 2009-08-12 Richard Guenther <rguenther@suse.de>
7913 PR tree-optimization/41011
7914 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7915 and reference constructing.
7917 2009-08-12 Xinliang David Li <davidxl@google.com>
7919 PR tree-optimization/41012
7920 * tree-flow.h : New external interface.
7921 * gimple-low.c (check_call_arg): Change to public function.
7922 Remove argument mismatch check in lowering.
7923 * tree-inline.h (tree_can_inline_p): Interface change.
7924 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7926 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7927 Call change to tree_can_inline_p function.
7928 (cgraph_decide_inlining_incrementally): Ditto.
7930 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7932 PR tree-optimization/41031
7933 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7934 on the partition variable rather than promote_mode on the source
7935 type. Assert that the partition variable's type has the same
7936 mode as the source value's.
7938 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7940 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7941 for for_return == 2.
7942 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7944 * calls.c (expand_call): Fix typo.
7945 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7947 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7949 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7950 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7951 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7952 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7954 2009-08-12 Andrew Haley <aph@redhat.com>
7956 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7958 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7961 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7963 2009-08-12 Richard Guenther <rguenther@suse.de>
7965 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7966 * gimplify.c (gimplify_modify_expr): Do not use
7967 lang_hooks.types_compatible_p.
7968 * tree-ssa.c (useless_type_conversion_p): For aggregates
7969 just return false if the canonical types differ.
7971 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7974 * sese.c (convert_for_phi_arg): New.
7975 (add_guard_exit_phis): Use convert_for_phi_arg.
7977 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7979 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7980 unknown subscript upper bounds.
7982 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7983 Pranav Garg <pranav.garg2107@gmail.com>
7985 * graphite-interchange.c (gather_access_strides): Removed.
7986 (ppl_max_for_le): New.
7987 (build_linearized_memory_access): New.
7988 (memory_stride_in_loop): New.
7989 (pbb_interchange_profitable_p): Reimplemented.
7990 * graphite-ppl.h (ppl_new_id_map): New.
7991 (ppl_interchange): New.
7993 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7995 * graphite-interchange.c (compute_subscript): Removed.
7996 (compute_array_size_cstr): Removed.
7997 (compute_array_size_poly): Removed.
7998 (compute_array_size): Removed.
7999 (gather_access_strides_poly): Removed.
8000 (gather_access_strides): Empty.
8002 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8004 * graphite-dependences.c (dependence_polyhedron_1): Replace
8005 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8006 (graphite_legal_transform_dr): Same.
8007 (graphite_carried_dependence_level_k): Same.
8008 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8009 Initialize PDR_NB_SUBSCRIPTS.
8010 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8012 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8013 (PDR_NB_SUBSCRIPTS): New.
8014 (pdr_nb_subscripts): Removed.
8015 (pdr_dim): Simplified.
8016 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8017 with PDR_NB_SUBSCRIPTS.
8019 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8021 * graphite-interchange.c (compute_array_size): Remove use of
8023 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8024 Do not initialize PDR_DATA_CONTAINER.
8025 (print_pdr): Do not print PDR_DATA_CONTAINER.
8026 * graphite-poly.h (struct poly_dr): Remove data_container field.
8027 (PDR_DATA_CONTAINER): Removed.
8028 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8030 (build_poly_dr): Same.
8032 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8033 Sebastian Pop <sebastian.pop@amd.com>
8035 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8036 copy of the dependence polyhedron. Free the temporary objects.
8037 (graphite_carried_dependence_level_k): Free unused objects before
8040 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8042 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8043 Early return without analyzing the data dependences if no
8044 transform has been done. Call restore_scattering if the transform
8046 (graphite-interchange.c): Same.
8047 * graphite-poly.c (print_scattering_function): Test for
8049 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8050 (apply_poly_transforms): Do not gcc_assert that
8051 the transform is legal.
8052 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8053 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8054 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8055 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8056 * graphite-poly.h (struct poly_scattering): New.
8057 (struct poly_bb): Add original, transformed, and saved fields.
8058 Remove transformed_scattering, original_scattering,
8059 nb_local_variables and nb_scattering_transform fields.
8060 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8061 (poly_scattering_new): New.
8062 (poly_scattering_free): New.
8063 (poly_scattering_copy): New.
8064 (store_scattering_pbb): New.
8065 (store_scattering): New.
8066 (restore_scattering_pbb): New.
8067 (restore_scattering): New.
8068 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8069 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8071 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8073 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8076 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8078 * Makefile.in (graphite.o): Depends on PREDICT_H.
8079 * graphite.c: Include predict.h.
8080 (graphite_finalize): Call tree_estimate_probability.
8081 * predict.c (predict_loops): Do not call scev_initialize and
8083 (tree_estimate_probability_bb): New.
8084 (tree_estimate_probability): Do not initialize loops: move that
8085 code to the driver. Call tree_estimate_probability_bb.
8086 (tree_estimate_probability_driver): New.
8087 (pass_profile): Use tree_estimate_probability_driver.
8088 * predict.h (tree_estimate_probability): Declared.
8090 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8092 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8093 * graphite-dependences.c (graphite_legal_transform): Add time to
8094 TV_GRAPHITE_DATA_DEPS.
8095 (dependency_between_pbbs_p): Same.
8096 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8098 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8100 PR rtl-optimization/41033
8101 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8102 aliasing is disabled.
8104 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8106 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8107 si_mask_operand, and_load_operand, low_bitmask_operand,
8108 and_reg_operand, and_operand): New predicates.
8109 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8110 * config/mips/mips.c (and_operands_ok): New function.
8111 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8112 * config/mips/mips.md (move_type): Add ext_ins and logical.
8113 (type): Handle them.
8114 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8115 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8116 shift_shift. Remove commutative constraint modifier.
8117 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8119 (*clear_upper32_dext): Remove define_insn_and_split.
8120 (*clear_upper32): Turn this define_insn_and_split ...
8121 (splitter for ANDing register with 0xffff_ffff): .. into this.
8123 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8125 * combine.c (try_widen_shift_mode): Factor out code to check if an
8126 integer constant is a low-order bitmask from here ...
8127 * rtlanal.c (low_bitmask_len): ... to here.
8128 * rtl.h (low_bitmask_len): Declare.
8130 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8133 * config/alpha/alpha.md (addsi3): Remove expander.
8134 (addsi3): Rename from *addsi3_internal insn pattern.
8135 (subsi3): Remove expander.
8136 (subsi3): Rename from *subsi3_internal insn pattern.
8138 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8140 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8143 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8144 Eric Botcazou <botcazou@adacore.com>
8145 Douglas B Rupp <rupp@gnat.com>
8147 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8148 that records that fit in 64 bits are returned by immediate value,
8149 as required by OpenVMS Calling Standard.
8150 (function_value): Adjust for above modification.
8151 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8152 virtual_incoming_args_rtx as base object, not next_arg.
8153 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8155 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8157 * reload.c (find_reloads_subreg_address): Check the original
8158 req_equiv_mem address to detect the case where an address is
8159 not valid in the outer mode.
8161 2009-08-11 Richard Guenther <rguenther@suse.de>
8164 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8166 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8168 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8169 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8171 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8172 Douglas B Rupp <rupp@gnat.com>
8174 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8175 PT_STACK when frame_pointer_needed on OpenVMS.
8176 (alpha_pv_save_size, alpha_using_fp): Remove.
8177 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8178 with proper processing for PT_NULL.
8179 (alpha_vms_initial_elimination_offset): New function. Support for
8180 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8181 (alpha_sa_size): Force procedure type to PT_STACK when
8182 frame_pointer_needed on OpenVMS.
8183 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8184 (alpha_using_fp): Likewise.
8185 (alpha_vms_can_eliminate): Add prototype.
8186 (alpha_vms_initial_elimination_offset): Likewise.
8187 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8188 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8190 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8191 Douglas B Rupp <rupp@gnat.com>
8193 * config/alpha/alpha.c (common_object_handler): New function.
8194 (vms_attribute_table): Declare a single attribute "common_object".
8195 (vms_output_aligned_decl_common): New global function.
8196 (SECTION_VMS_OVERLAY): Delete.
8197 (SECTION_VMS_GLOBAL): Likewise.
8198 (SECTION_VMS_INITIALIZE): Likewise.
8199 (vms_asm_named_section): Remove support for above flags.
8200 (vms_section_type_flags): Delete.
8201 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8202 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8203 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8204 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8206 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8209 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8210 (sub_ddmmss): Likewise.
8212 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8215 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8218 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8221 * reload1.c (reload_as_needed): Use cancel_changes to completely
8222 undo a failed replacement attempt.
8224 2009-08-10 Richard Guenther <rguenther@suse.de>
8227 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8228 (useless_type_conversion_p): ... here. Require pointer targets
8231 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8234 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8235 loose the original type of the statement list.
8237 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8239 * config/alpha/alpha.c: Include libfuncs.h
8240 (avms_asm_output_extern): New function.
8241 (alpha_init_libfuncs): Init some decc libfuncs.
8242 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8243 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8244 (DO_CRTL_NAMES): Define.
8246 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8247 (LONG_TYPE_SIZE): Define.
8248 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8249 (SUBTARGET_SWITCHES): Define malloc64 switch.
8250 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8251 (MASK_RETURN_ADDR): Define.
8252 doc/invoke.texi (mmalloc64): Document switch.
8254 2009-08-09 Olivier Hainque <hainque@adacore.com>
8255 Douglas B Rupp <rupp@gnat.com>
8257 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8258 uses_condition_handler.
8259 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8260 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8261 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8262 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8263 (code_for_builtin): New insn codes for the new alpha_builtins.
8264 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8265 (alpha_sa_size): Account for uses_condition_handler.
8266 (alpha_expand_prologue): Likewise.
8267 (alpha_start_function): Likewise.
8268 (alpha_expand_epilogue): Likewise.
8269 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8270 establish/revert expanders.
8271 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8272 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8273 New expander, resorting to the alpha.c associated function.
8274 (builtin_revert_vms_condition_handler): Likewise.
8275 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8276 __gcc_shell_handler, the static VMS condition handler used as
8277 an indirection wrapper to the current dynamically established
8279 * config/alpha/vms-unwind.h: Complete rewrite.
8280 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8281 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8283 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8284 Douglas B Rupp <rupp@gnat.com>
8286 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8287 (alpha_need_linkage): Handle aliases. Return function symbol.
8288 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8289 Use ultimate alias target for the linkage name.
8290 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8291 by alpha_need_linkage for the function symbol.
8292 (setmemdi): Likewise.
8294 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8296 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8297 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8298 (ASM_WEAKEN_LABEL): Define.
8299 (CRT_CALL_STATIC_FUNCTION): Define.
8300 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8301 (ENDFILE_SPEC): Define.
8302 (INIT_SECTION_ASM_OP): Define.
8303 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8304 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8306 (MULTILIB_OSDIRNAMES): Define.
8307 (shlib_version): Define.
8308 (SHLIB_EXT): Define.
8309 (SHLIB_OBJS): Define.
8310 (SHLIB_NAME): Define.
8311 (SHLIB_MULTILIB): Define.
8312 (SHLIB_INSTALL): Define.
8313 (SHLIB_SYMVEC): Define.
8314 (SHLIB_SYMVECX2): Define.
8315 (SHLIB_LINK): Define.
8317 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8319 * config/alpha/alpha.c (alpha_initialize_trampoline):
8320 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8321 (alpha_start_function): Emit transfer address on nested functions
8322 for VMS trampoline call.
8323 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8324 since no longer used.
8325 * config/alpha/vms-tramp.asm: Remove.
8326 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8327 since now only data initialized at runtime.
8329 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8331 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8332 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8333 (MD_EXEC_PREFIX): Remove, no longer used.
8334 (MD_STARTFILE_PREFIX): Likewise.
8335 (INCLUDE_DEFAULTS): Likewise.
8336 * config/alpha/t-vms:
8337 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8339 2009-08-09 Richard Guenther <rguenther@suse.de>
8341 PR tree-optimization/41016
8342 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8343 (operand_precision): Remove.
8344 (integral_operand_p): Likewise.
8345 (recognize_single_bit_test): Adjust.
8347 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8349 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8350 operation overflows. Likewise non-cast unary arithmetic.
8351 If one arm of a conditional expression is always taken,
8352 inhibit evaluation warnings for the other arm. Likewise inhibit
8353 evaluation warnings for the second && or || operand if the first
8354 operand is enough to determine the result.
8355 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8357 (build_binary_op): Prevent duplicate evaluation warnings.
8359 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8361 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8362 and destination have different modes, Use promote_mode to
8363 determine the signedness of the conversion. Assert that the
8364 promoted source mode matches the destination mode. Don't pass
8365 the destination and destination mode to expand_expr if the source
8366 mode is different. Simplify conversion logic.
8368 2009-08-09 Ira Rosen <irar@il.ibm.com>
8370 PR tree-optimization/41008
8371 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8372 from condition only in case it's a comparison. Adjust checks.
8374 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8376 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8377 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8378 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8379 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8380 (dump_cand): Handle them.
8381 (struct iv_cand): New members COST_STEP and AINC_USE.
8382 (stmt_after_increment): Likewise.
8383 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8384 callers changed. Use gimple_uid comparison instead of scanning.
8385 (add_candidate_1): When looking for identical candidates, take
8386 AINC_USE into account. Set it for new candidates.
8387 (force_expr_to_var_cost): Cast target_spill_cost to int.
8388 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8389 All callers changed. Check for availability of autoinc addressing
8390 modes, both in general for a given mode, and in the specific use case.
8391 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8393 (get_computation_cost): Likewise.
8394 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8395 add_autoinc_candidates): New static functions.
8396 (add_candidate): Call add_autoinc_candidates for candidates based on
8398 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8399 (determine_use_iv_cost_address): If we have an autoinc candidate at
8400 the matching use, verify autoinc is possible and subtract the cost
8401 of the candidate's step from the cost.
8402 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8403 member of the candidate.
8404 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8405 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8407 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8409 * config.build (ia64-hp-*vms*): New target.
8410 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8412 * config.gcc (ia64-hp-*vms*): New target.
8413 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8415 * config.host (ia64-hp-*vms*): New target.
8416 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8419 2009-08-08 Richard Guenther <rguenther@suse.de>
8421 PR tree-optimization/40991
8422 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8424 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8426 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8427 mode check. Do truncations in an integer mode.
8428 (force_to_mode): Handle subregs for all mode types. Only do
8429 arithmetic simplifications on integer modes.
8431 2009-08-07 Richard Guenther <rguenther@suse.de>
8433 PR tree-optimization/40999
8434 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8435 (maybe_fold_reference): Lookup constant initializers.
8436 (fold_gimple_assign): Likewise.
8438 2009-08-07 Richard Guenther <rguenther@suse.de>
8440 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8441 that require structural equality defer to the langhook.
8443 2009-08-07 Martin Jambor <mjambor@suse.cz>
8445 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8447 (struct ipa_pass_through_data): New type.
8448 (struct ipa_ancestor_jf_data): New type.
8449 (union jump_func_value): Removed field formal_id, added fields
8450 pass_through and ancestor.
8451 (struct ipa_param_call_note): Changed type of formal_id to int from
8453 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8454 operations jump functions and ancestor jump functions.
8455 (compute_complex_pass_through): New function.
8456 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8457 reflect changes in the jump function strucutre.
8458 (update_jump_functions_after_inlining): Ignore complex pass-through
8459 and ancestor jump functions.
8460 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8461 polynomial pass-through with operation jump functions.
8463 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8465 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8466 fde->dw_fde_begin as begin label instead of hot/cold label.
8467 Use LLSDAC label instead of LLSDA for second section lsda.
8468 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8469 label instead of LLSDA if it is true.
8470 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8472 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8473 SECTION argument. Use it as index into crtl->eh.call_site_record
8475 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8476 use it to determine how to print table entries instead of using
8477 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8478 label instead of normal begin label as base.
8479 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8480 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8481 ensure no EH range spans between sections and that landing pads
8482 are always in the corresponding section.
8483 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8484 for crtl->eh.call_site_record being an array rather than scalar.
8485 (output_one_function_exception_table): New function, copied
8486 from output_function_exception_table. Adjust
8487 dw2_size_of_call_site_table, dw2_output_call_site_table
8488 callers. For SECOND section use *C suffixed labels.
8489 (output_function_exception_table): Call
8490 output_one_function_exception_table and, when doing hot/cold
8491 partitioning, also another time for the second section.
8492 * opts.c: Include except.h.
8493 (decode_options): Allow -freorder-blocks-and-partition with
8494 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8495 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8496 * function.h (struct rtl_eh): Change call_site_record from
8497 scalar into array of 2 elements.
8499 2009-08-07 Martin Jambor <mjambor@suse.cz>
8501 * ipa-prop.c (count_formal_params_1): New function.
8502 (ipa_get_vector_of_formal_parms): New function.
8503 (get_vector_of_formal_parm_types): New function.
8504 (ipa_modify_formal_parameters): New function.
8505 (ipa_modify_call_arguments): New function.
8506 (index_in_adjustments_multiple_times_p): New function.
8507 (ipa_combine_adjustments): New function.
8508 (ipa_dump_param_adjustments): New function.
8509 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8510 (ipa_get_vector_of_formal_parms): Declare.
8511 (ipa_modify_formal_parameters): Declare.
8512 (ipa_modify_call_arguments): Declare.
8513 (ipa_combine_adjustments): Declare.
8514 (ipa_dump_param_adjustments): Declare.
8515 (build_ref_for_offset): Declare.
8516 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8517 * tree-sra.c: Include ipa-prop.c.
8518 (build_ref_for_offset): Make public.
8520 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8522 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8524 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8526 * gcc/doc/extend.texi (__builtin_extract_return_address)
8527 (__builtin_frob_return_address): Document.
8529 2009-08-06 Paul Brook <paul@codesourcery.com>
8531 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8532 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8533 implementation on ARMv6-M.
8535 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8537 * doc/extend.texi (pcs): Document new attribute for ARM.
8539 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8541 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8544 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8546 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8549 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8551 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8553 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8555 Merge ARM/hard_vfp_branch to trunk.
8557 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8559 * arm.c (libcall_eq): New function.
8560 (libcall_hash): New function.
8561 (add_libcall): New function.
8562 (arm_libcall_uses_aapcs_base): New function.
8563 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8564 libcalls using the base PCS.
8565 (arm_init_cumulative_args): Likewise.
8567 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8569 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8570 Use base ABI for conversion libfuncs between HFmode and SFmode.
8572 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8574 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8575 V4SImode as representatives of all 64-bit and 128-bit vector
8576 types. Allow vector types without vector modes.
8577 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8578 without vector modes like BLKmode.
8579 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8580 BLKmode. Avoid unsupported vector modes or TImode moves for
8582 (aapcs_vfp_allocate_return_reg): Likewise.
8583 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8584 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8586 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8588 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8589 (arm_get_pcs_model): Pass attribute arguments to
8590 arm_pcs_from_attribute.
8591 (arm_init_cumulative_args): Use base AAPCS for conversions from
8592 floating-point types to DImode.
8593 (arm_attribute_table): Add pcs attribute.
8594 (arm_handle_pcs_attribute): New.
8595 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8596 conversions from floating-point types to DImode, also declare them
8597 to use base AAPCS and declare functions they call to use base
8598 AAPCS and their RTABI names.
8600 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8602 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8603 -mfloat-abi=hard not being supported for VFP.
8605 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8607 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8608 SYMBOL_REF to hard_libcall_value.
8610 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8611 Richard Earnshaw <rearnsha@arm.com>
8613 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8614 has been put on the stack, all remaining co-processory arguments for
8615 that co-processor also go on the stack.
8617 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8619 * config/arm/arm.c (arm_return_in_memory): Handle returning
8620 vectors of suitable size in registers also for AAPCS case.
8622 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8624 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8626 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8628 ARM Hard-VFP calling convention
8629 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8630 * target.h (gcc_target): Add libcall_value to table of call hooks.
8631 * targhooks.h (default_libcall_value): Default implementation.
8632 * targhooks.c (default_libcall_value): Likewise.
8633 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8634 * optabs.c (expand_unop): Use it.
8635 * expr.h (hard_libcall_value): Pass the function RTX through.
8636 * calls.c (emit_library_call_value_1): Update call to
8638 * explow.c (hard_libcall_value): Use new target hook.
8639 * testsuite/lib/target-supports.exp
8640 (check_effective_target_arm_hard_vfp_ok): New hook.
8641 (check_effective_target_arm_neon_ok): Improve test for neon
8643 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8644 * config/arm/arm.c: Include cgraph.h
8645 (TARGET_FUNCTION_VALUE): Override default hook.
8646 (arm_pcs_default): New variable.
8647 (arm_override_options): Don't fault hard calling convention with VFP.
8648 Add support for AAPCS variants.
8649 (arm_function_value): Make static. Handle AAPCS variants.
8650 (arm_libcall_value): New function.
8651 (arm_apply_result_size): Handle VFP registers in results.
8652 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8654 (pcs_attribute_args): New variable.
8655 (arm_pcs_from_attribute): New function.
8656 (arm_get_pcs_model): New function.
8657 (aapcs_vfp_cum_init): New function.
8658 (aapcs_vfp_sub_candidate): New function.
8659 (aapcs_vfp_is_return_candidate): New function.
8660 (aapcs_vfp_is_call_candidate): New function.
8661 (aapcs_vfp_allocate): New function.
8662 (aapcs_vfp_allocate_return_reg): New function.
8663 (aapcs_vfp_advance): New function.
8664 (aapcs_cp_arg_layout): New variable.
8665 (aapcs_select_call_coproc): New function.
8666 (aapcs_select_return_coproc): New function.
8667 (aapcs_allocate_return_reg): New function.
8668 (aapcs_libcall_value): New function.
8669 (aapcs_layout_arg): New function.
8670 (arm_init_cumulative_args): Initialize AAPCS args data.
8671 (arm_function_arg): Handle AAPCS variants using new interface.
8672 (arm_arg_parital_bytes): Likewise.
8673 (arm_function_arg_advance): New function.
8674 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8675 calling conventions.
8676 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8677 * arm.h (NUM_VFP_ARG_REGS): Define.
8678 (LIBCALL_VALUE): Update.
8679 (FUNCTION_VALUE): Delete.
8680 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8681 (arm_pcs): New enum.
8682 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8683 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8684 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8685 * arm-protos.h (arm_function_arg_advance): Add.
8686 (aapcs_libcall_value): Add.
8687 (arm_function_value): Delete.
8689 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8690 H.J. Lu <hongjiu.lu@intel.com>
8693 * config/i386/i386.c (standard_sse_mode_p): Remove.
8694 (standard_sse_constant_p): Return 2 for integer mode
8695 vector_all_ones_operand when SSE2 is enabled.
8696 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8697 (ix86_expand_vector_move): Do not check for negative values from
8698 standard_sse_constant_p.
8700 2009-08-06 Richard Guenther <rguenther@suse.de>
8702 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8703 array type comparisons frontend independent.
8704 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8705 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8706 out array reference lower bound and element size operands.
8707 (ao_ref_init_from_vn_reference): Properly compute the offset
8708 for ARRAY_RANGE_REF.
8709 (vn_reference_fold_indirect): Fill out array reference lower
8710 bound and element size operands.
8711 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8712 a non gimple valued reference operand which can happen for
8713 array reference lower bound or element size.
8714 (create_component_ref_by_pieces_1): Properly generate the
8715 element size operand for array references.
8717 2009-08-06 Richard Guenther <rguenther@suse.de>
8719 PR tree-optimization/40964
8720 * tree.c (iterative_hash_host_wide_int): Export.
8721 * tree.h (iterative_hash_host_wide_int): Declare.
8722 * tree-ssa-structalias.c (heapvar_map): New struct.
8723 (heapvar_map_eq): New function.
8724 (heapvar_map_hash): Likewise.
8725 (heapvar_lookup): Adjust.
8726 (heapvar_insert): Likewise.
8727 (make_constraint_from_heapvar): Allow multiple heap variables
8728 per decl at different offsets.
8729 (init_alias_heapvars): Adjust.
8731 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8733 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8734 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8735 trailing sync if TARGET_SYNC_AFTER_SC.
8737 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8739 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8740 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8741 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8742 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8743 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8744 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8745 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8746 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8747 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8748 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8749 the prototype declaration match the definition.
8750 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8751 instructions explicitly. Add barrier_before and operands
8753 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8754 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8755 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8756 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8757 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8758 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8760 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8762 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8764 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8765 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8768 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8771 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8773 PR rtl-optimization/40924
8774 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8775 make sure canon_rtx (mem_address) isn't simpler than
8776 canon_rtx (expanded_mem_address).
8778 2009-08-05 Li Feng <nemokingdom@gmail.com>
8780 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8782 (build_scop_drs): Build alias set for each SCoP.
8784 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8786 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8787 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8788 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8789 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8790 (BASE_DRIVER_SELF_SPECS): Likewise.
8792 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8794 * tree-ssa-alias.c: Fix some comment typos.
8796 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8798 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8799 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8801 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8804 * simplify-rtx.c (simplify_binary_operation_1): Disable
8805 simplifications for decimal float operations.
8807 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8810 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8811 operand of INDIRECT_REF.
8813 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8815 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8816 constants referencing TLS symbols.
8818 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8820 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8821 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8823 2009-08-03 Richard Guenther <rguenther@suse.de>
8825 * tree.c (make_vector_type): Build a main variant first,
8826 get the canonical one and then build the variant.
8827 * tree-ssa.c (useless_type_conversion_p_1): Handle
8829 (useless_type_conversion_p): Conversions to pointers to
8830 incomplete record types are useless.
8832 2009-08-03 Richard Guenther <rguenther@suse.de>
8834 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8835 file will be created.
8836 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8837 * toplev.c (compile_file): Adjust comment.
8839 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8841 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8842 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8843 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8844 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8845 (sh_promote_function_mode): Fix typo.
8847 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8849 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8851 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8853 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8854 declaration arguments.
8856 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8858 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8859 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8860 (ix86_split_ashl): Ditto.
8861 (ix86_expand_vector_init_one_nonzero): Ditto.
8862 (ix86_expand_vector_set): Ditto.
8863 (ix86_expand_reduc_v4sf): Ditto.
8865 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8867 * explow.c (promote_function_mode): Remove assert.
8868 * config/sh/sh.c (sh_promote_function_mode): Declare.
8870 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8872 * config/pa/pa.c (pa_promote_function_mode): Declare.
8873 Change to static. Fix promote_mode call.
8875 * gthr-dce.h (CONST_CAST2): Define if not defined.
8876 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8878 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8880 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8882 * expr.c (store_constructor): Use promote_decl_mode. Remove
8883 now write-only variable unsignedp.
8884 (expand_expr_real_1): Use promote_decl_mode.
8885 * expr.h (promote_function_mode, promote_decl_mode): New.
8886 (promote_mode): Remove last argument.
8887 * function.c (assign_temp): Drop last argument of promote_mode.
8888 (assign_parm_find_data_types): Use promote_function_mode.
8889 (assign_parm_setup_reg): Likewise.
8890 (expand_function_end): Use promote_function_mode.
8891 * calls.c (initialize_argument_information): Use promote_function_mode.
8892 (precompute_arguments): Use promote_mode instead of checking if
8893 only PROMOTE_FUNCTION_MODE is defined.
8894 (expand_call): When making sibcall decisions, use promote_function_mode.
8895 Below, remove an if for targetm.calls.promote_function_return and
8896 and use promote_function_mode.
8897 (emit_library_call_value_1): Use promote_function_mode, fix bug
8898 where promote_mode was passed FOR_CALL == 0 for a return value in an
8900 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8901 * explow.c (promote_function_mode, promote_decl_mode): New.
8902 (promote_mode): Keep only the FOR_CALL == 0 case.
8903 * combine.c (setup_incoming_promotion): Remove test of
8904 promote_function_args. Use promote_function_mode.
8905 * stmt.c (expand_value_return): Use promote_decl_mode.
8906 (expand_decl): Use promote_decl_mode.
8908 * expr.c (store_constructor): Use promote_decl_mode. Remove
8909 now write-only variable unsignedp.
8910 (expand_expr_real_1): Use promote_decl_mode.
8911 * expr.h (promote_function_mode, promote_decl_mode): New.
8912 (promote_mode): Remove last argument.
8913 * function.c (assign_temp): Drop last argument of promote_mode.
8914 (assign_parm_find_data_types): Use promote_function_mode.
8915 (assign_parm_setup_reg): Likewise.
8916 (expand_function_end): Use promote_function_mode.
8917 * calls.c (initialize_argument_information): Use promote_function_mode.
8918 (precompute_arguments): Use promote_mode instead of checking if
8919 only PROMOTE_FUNCTION_MODE is defined.
8920 (expand_call): When making sibcall decisions, use promote_function_mode.
8921 Below, remove an if for targetm.calls.promote_function_return and
8922 and use promote_function_mode.
8923 (emit_library_call_value_1): Use promote_function_mode, fix bug
8924 where promote_mode was passed FOR_CALL == 0 for a return value in an
8926 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8927 * explow.c (promote_function_mode, promote_decl_mode): New.
8928 (promote_mode): Keep only the FOR_CALL == 0 case.
8929 * combine.c (setup_incoming_promotion): Remove test of
8930 promote_function_args. Use promote_function_mode.
8931 * stmt.c (expand_value_return): Use promote_decl_mode.
8932 (expand_decl): Use promote_decl_mode.
8934 * explow.c (promote_function_mode): Just call the target hook.
8935 * targhooks.c (default_promote_function_mode,
8936 default_promote_function_mode_always_promote): New.
8937 * targhooks.h (default_promote_function_mode,
8938 default_promote_function_mode_always_promote): Declare.
8939 * target.h (promote_function_args, promote_function_return): Remove.
8940 (promote_function_mode): New.
8941 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8942 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8943 (TARGET_PROMOTE_FUNCTION_MODE): New.
8944 (TARGET_CALLS): Adjust.
8945 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8946 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8948 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8949 * config/s390/s390.c (s390_promote_function_mode): ... here,
8950 with pointer handling.
8951 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8952 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8954 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8955 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8956 with pointer handling.
8957 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8958 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8960 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8961 * config/sh/sh.c (sh_promote_function_mode): New.
8962 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8963 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8965 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8966 * config/cris/cris.c (cris_promote_function_mode): ... here.
8967 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8968 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8970 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8971 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8972 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8973 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8975 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8976 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8977 complex type handling.
8978 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8979 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8981 * config/pa/pa.c (pa_promote_function_mode): New.
8982 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8983 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8985 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8986 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8987 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8988 * config/xtensa/xtensa.c: Likewise.
8989 * config/stormy16/stormy16.c: Likewise.
8990 * config/iq2000/iq2000.c: Likewise.
8991 * config/rs6000/rs6000.c: Likewise.
8992 * config/picochip/picochip.c: Likewise.
8993 * config/arc/arc.c: Likewise.
8994 * config/mcore/mcore.c: Likewise.
8995 * config/score/score.c: Likewise.
8996 * config/mips/mips.c: Likewise.
8997 * config/bfin/bfin.c: Likewise.
8998 * config/ia64/ia64.c: Likewise (disabled though).
9000 * config/frv/frv.h: Remove pointless remark.
9002 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9003 TARGET_PROMOTE_FUNCTION_ARGS,
9004 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9005 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9007 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9009 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9010 -floop-parallelize-all.
9011 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9012 flag_loop_parallelize_all.
9013 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9014 * graphite.c (graphite_transform_loops): Same.
9016 * graphite-poly.c (apply_poly_transforms): Same.
9018 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9020 PR tree-optimization/40914
9021 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9022 if set, then check the delta field of the PMF record.
9023 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9024 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9025 call is stored in the delta.
9027 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9029 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9031 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/bsd.h (ASM_BYTE): New define.
9034 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9035 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9036 .byte. Use fputs or putc instead of fprintf where appropriate.
9037 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9038 fputs or putc instead of fprintf where appropriate.
9039 * config/i386/i386elf.h: Ditto.
9040 * config/i386/sysv4.h: Ditto.
9042 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9043 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9044 (*tls_global_dynamic_64): Ditto.
9046 2009-07-31 Christian Bruel <christian.bruel@st.com>
9048 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9050 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9052 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9053 Remove dead code for MINUS.
9055 2009-07-31 Anthony Green <green@moxielogic.com>
9057 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9059 (moxie_expand_epilogue): Ditto for epilogue.
9060 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9062 (moxie_function_arg): Ditto.
9063 (moxie_pass_by_reference): Ditto.
9064 (moxie_arg_partial_bytes): Ditto.
9065 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9066 (FUNCTION_ARG_ADVANCE) Ditto.
9067 (REG_PARM_STACK_SPACE) Ditto.
9068 (FUNCTION_ARG_REGNO_P) Dito.
9070 * config.gcc: Add moxie linux config support.
9071 * gcc/config/moxie/uclinux.h: New file.
9073 2009-07-31 DJ Delorie <dj@redhat.com>
9075 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9076 (UNSPECV_SP_SWITCH_E): New.
9077 (sp_switch_1): Change to an unspec.
9078 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9080 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9081 reference the new stack's address
9083 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9085 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9086 graphite-clast-to-gimple.o, graphite-dependences.o,
9087 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9088 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9089 (graphite-blocking.o,
9090 graphite-clast-to-gimple.o, graphite-dependences.o,
9091 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9092 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9093 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9094 * cfgloop.h (struct loop): Add can_be_parallel field.
9095 * common.opt (fgraphite-identity): Moved up.
9096 (fgraphite-force-parallel): New flag.
9097 * graphite.c: Rewrite.
9098 * graphite.h: Rewrite.
9099 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9101 * toplev.c (graphite_out_file): New file descriptor.
9102 (graphite_in_file): New.
9103 (process_options): flag_graphite_force_parallel cannot be used without
9105 * tree-ssa-loop.c: Include toplev.h.
9106 (gate_graphite_transforms): Enable flag_graphite for
9107 flag_graphite_force_parallel.
9109 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9111 * ChangeLog.graphite: New.
9112 * graphite-blocking.c: New.
9113 * graphite-clast-to-gimple.c: New.
9114 * graphite-clast-to-gimple.h: New.
9115 * graphite-dependences.c: New.
9116 * graphite-dependences.h: New.
9117 * graphite-interchange.c: New.
9118 * graphite-poly.c: New.
9119 * graphite-poly.h: New.
9120 * graphite-ppl.c: New.
9121 * graphite-ppl.h: New.
9122 * graphite-scop-detection.c: New.
9123 * graphite-scop-detection.h: New.
9124 * graphite-sese-to-poly.c: New.
9125 * graphite-sese-to-poly.h: New.
9129 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9131 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9132 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9134 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9136 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9137 (scev_is_linear_expression): Return false if the evolution is not
9138 affine multivariate.
9140 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9142 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9143 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9145 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9147 * tree-data-ref.c (debug_data_references): New.
9148 (debug_data_reference): New.
9149 * tree-data-ref.h (debug_data_references): Declared.
9150 (debug_data_reference): Declared.
9152 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9154 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9155 * tree-data-ref.h (scop_p): Removed.
9156 (struct data_reference): Remove field scop.
9158 (stmt_simple_memref_p): Removed.
9160 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9162 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9163 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9166 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9168 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9170 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9172 * doc/invoke.texi (-fgraphite-identity): Documented.
9174 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9176 * tree-scalar-evolution.c: Fix comment.
9177 (instantiate_scev_1): Return unknow from scev instantiation if the
9178 result is not above instantiate_below.
9180 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9182 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9183 static anymore. Instantiate the symbols that may have been introduced
9185 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9188 2009-07-30 DJ Delorie <dj@redhat.com>
9190 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9191 .vliw directive to VLIW sections.
9193 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9195 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9197 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9198 (AUTOHEADER): New variable.
9199 ($(srcdir)/cstamp-h.in): Use it.
9201 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9202 Pat Haugen <pthaugen@us.ibm.com>
9203 Revital Eres <ERES@il.ibm.com>
9205 * config/rs6000/vector.md (VEC_F): Add VSX support.
9209 (vector_load_<mode>): Ditto.
9210 (vector_store_<mode>): Ditto.
9211 (vector GPR move split): Ditto.
9212 (vec_reload_and_plus_<mptrsize>): Ditto.
9213 (vec_reload_and_reg_<mptrsize>): Ditto.
9214 (add<mode>3): Ditto.
9215 (sub<mode>3): Ditto.
9216 (mul<mode>3): Ditto.
9217 (neg<mode>2): Ditto.
9218 (abs<mode>2): Ditto.
9219 (smin<mode>3): Ditto.
9220 (smax<mode>3): Ditto.
9221 (vector_eq<mode>): Ditto.
9222 (vector_gt<mode>): Ditto.
9223 (vector_ge<mode>): Ditto.
9224 (vector_gtu<mode>): Ditto.
9225 (vector_select_<mode>_uns): Ditto.
9226 (vector_eq_<mode>_p): Ditto.
9227 (vector_gt_<mode>_p): Ditto.
9228 (vector_ge_<mode>_p): Ditto.
9229 (vector_gtu_<mode>_p): Ditto.
9230 (cr6_test_for_zero): Ditto.
9231 (cr6_test_for_zero_reverse): Ditto.
9232 (cr6_test_for_lt): Ditto.
9233 (cr6_test_for_lt_reverse): Ditto.
9234 (xor<mode>3): Ditto.
9235 (ior<mode>3): Ditto.
9236 (and<mode>3): Ditto.
9237 (one_cmpl<mode>2): Ditto.
9238 (nor<mode>2): Ditto.
9239 (andc<mode>2): Ditto.
9240 (float<VEC_int<mode>2): Ditto.
9241 (unsigned_float<VEC_int><mode>2): Ditto.
9242 (fix_trunc<mode><VEC_int>2): Ditto.
9243 (fixuns_trunc<mode><VEC_int>2): Ditto.
9245 (vec_set<mode>): Ditto.
9246 (vec_extract<mode>): Ditto.
9247 (vec_interleave_highv4sf): Ditto.
9248 (vec_interleave_lowv4sf): Ditto.
9249 (vec_realign_load_<mode>): Ditto.
9250 (vec_shl_<mode>): Ditto.
9251 (vec_shr_<mode>): Ditto.
9252 (div<mode>3): New patterns for VSX.
9253 (vec_interleave_highv2df): Ditto.
9254 (vec_interleave_lowv2df): Ditto.
9255 (vec_pack_trunc_v2df): Ditto.
9256 (vec_pack_sfix_trunc_v2df): Ditto.
9257 (vec_pack_ufix_trunc_v2df): Ditto.
9258 (vec_unpacks_hi_v4sf): Ditto.
9259 (vec_unpacks_lo_v4sf): Ditto.
9260 (vec_unpacks_float_hi_v4si): Ditto.
9261 (vec_unpacks_float_lo_v4si): Ditto.
9262 (vec_unpacku_float_hi_v4si): Ditto.
9263 (vec_unpacku_float_lo_v4si): Ditto.
9264 (movmisalign<mode>): Ditto.
9265 (vector_ceil<mode>2): New patterns for vectorizing math library.
9266 (vector_floor<mode>2): Ditto.
9267 (vector_btrunc<mode>2): Ditto.
9268 (vector_copysign<mode>3): Ditto.
9270 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9271 predicate for setting the high bit in each word, used for copysign.
9273 * config/rs6000/ppc-asm.h (f19): Whitespace.
9274 (f32-f63): Define if VSX.
9275 (v0-v31): Define if Altivec.
9276 (vs0-vs63): Define if VSX.
9278 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9280 * config/rs6000/power7.md: New file, provide tuning parameters for
9283 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9284 (rs6000_cpu_cpp_builtins): Ditto.
9285 (altivec_overloaded_builtins): Ditto.
9286 (altivec_resolve_overloaded_builtin): Ditto.
9288 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9289 debug switch to disable vectorizing simple math builtin
9292 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9293 Vectorize simple math builtin functions.
9294 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9295 hook to vectorize math builtins.
9296 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9297 (rs6000_builtin_conversion): Add VSX/power7 support.
9298 (rs6000_builtin_vec_perm): Ditto.
9299 (vsplits_constant): Add support for loading up a vector constant
9300 with just the high bit set in each part.
9301 (rs6000_expand_vector_init): Add VSX/power7 support.
9302 (rs6000_expand_vector_set): Ditto.
9303 (rs6000_expand_vector_extract): Ditto.
9304 (rs6000_emit_move): Ditto.
9305 (bdesc_3arg): Ditto.
9306 (bdesc_2arg): Ditto.
9307 (bdesc_1arg): Ditto.
9308 (rs6000_expand_ternop_builtin): Ditto.
9309 (altivec_expand_builtin): Ditto.
9310 (rs6000_expand_unop_builtin): Ditto.
9311 (rs6000_init_builtins): Ditto.
9312 (altivec_init_builtins): Ditto.
9313 (builtin_function_type): Ditto.
9314 (rs6000_common_init_builtins): Ditto.
9315 (rs6000_handle_altivec_attribute); Ditto.
9316 (rs6000_mangle_type): Ditto.
9317 (rs6000_vector_mode_supported_p): Ditto.
9318 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9321 * config/rs6000/vsx.md: New file for VSX support.
9323 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9324 identifing values with just the most significant bit set.
9325 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9326 vectorized builtins.
9328 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9329 (UNSPEC_VRFIM): Delete.
9330 (splitter for loading up vector with most significant bit): New
9331 splitter for vectorizing copysign.
9332 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9333 vectorizing simple math functions.
9334 (altivec_vrfip): Add support for vectorizing simple math functions.
9335 (altivec_vrfim): Ditto.
9336 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9338 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9339 (power7.md, vsx.md): Include for power7 support.
9340 (copysigndf3): Use VSX instructions if -mvsx.
9341 (negdf2_fpr): Ditto.
9342 (absdf2_fpr): Ditto.
9343 (nabsdf2_fpr): Ditto.
9344 (adddf3_fpr): Ditto.
9345 (subdf3_fpr): Ditto.
9346 (muldf3_fpr): Ditto.
9347 (divdf3_fpr): Ditto.
9348 (fix_truncdfdi2_fpr): Ditto.
9349 (cmpdf_internal1): Ditto.
9350 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9351 (btruncdf2, btruncdf2_fpr): Ditto.
9352 (ceildf2, ceildf2_fpr): Ditto.
9353 (floordf2, floordf2_fpr): Ditto.
9354 (floatdidf2, floatdidf2_fpr): Ditto.
9355 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9356 (fmsubdf4_fpr): Ditto.
9357 (fnmadddf4_fpr_1): Ditto.
9358 (fnmadddf4_fpr_2): Ditto.
9359 (fnmsubdf4_fpr_1): Ditto.
9360 (fnmsubdf4_fpr_2): Ditto.
9361 (fixuns_truncdfdi2): Add expander for VSX support.
9362 (fix_truncdfdi2): Ditto.
9363 (fix_truncdfsi2): Ditto.
9365 (btruncsf2): Whitespace.
9366 (movdf_hardfloat32): Add support for VSX registers.
9367 (movdf_softfloat32): Ditto.
9368 (movdf_hardfloat64): Ditto.
9369 (movdf_hardfloat64_mfpgpr): Ditto.
9370 (movdf_softfloat64): Ditto.
9371 (movti splitters): Add check for vector registers supporting
9372 TImode in the future.
9373 (bpermd): Add power7 bpermd instruction.
9375 * config/rs6000/altivec.h (vec_div): Define if VSX.
9379 (vec_nearbyint): Ditto.
9382 (all predicates): Use the generic builtin function, and not the V4SF
9383 specific function so that the predicates will work with VSX's V2DF.
9387 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9388 Document new VSX functions and types.
9390 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9393 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9394 "wa", and "j" constraints. Modify "v" to talk about Altivec
9395 instead of just vector.
9397 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9400 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9401 location for phi arguments.
9402 (rewrite_update_phi_arguments): Find locations for reaching defs.
9403 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9404 Add location to add_phi_arg calls.
9405 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9406 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9407 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9408 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9409 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9410 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9411 * tree-phinodes.c (make_phi_node): Initialize location.
9412 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9413 (add_phi_arg): Add location parameter.
9414 (remove_phi_arg_num): Move location when moving phi argument.
9415 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9417 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9418 slpeel_update_phi_nodes_for_guard1,
9419 slpeel_update_phi_nodes_for_guard2,
9420 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9421 vect_loop_versioning): Set locations.
9422 * tree-parloops.c (create_phi_for_local_result,
9423 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9424 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9425 * tree-vect-loop.c (get_initial_def_for_induction,
9426 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9428 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9429 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9430 (gimple_phi_arg_set_location): New. Set locus.
9431 (gimple_phi_arg_has_location): New. Check for locus.
9432 (redirect_edge_var_map_location): New. Return locus from var_map.
9433 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9434 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9435 combining PHI arguments.
9436 (cond_store_replacement): Set location.
9437 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9438 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9439 scop_add_exit_phis_edge): Add locations.
9440 * tree-cfgcleanup.c (remove_forwarder_block,
9441 remove_forwarder_block_with_phi): Add locations.
9442 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9443 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9445 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9446 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9447 flush_pending_stmts): Add source location.
9448 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9449 stack to preserve locations.
9450 * tree-vect-stmts.c (vectorizable_load): Add location.
9451 * tree-inline.c (copy_phis_for_bb): Copy locus.
9452 (setup_one_parameter): Add call locus to inlined parameter stmts.
9453 (initialize_inlined_parameters): Pass in call location as parameter
9455 (tree_function_versioning): Pass location to setup_one_parameter.
9456 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9457 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9458 copy and edge lists.
9459 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9460 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9461 locus parameter and override the stmt default if provided.
9462 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9463 elim_graph_add_edge, elim_graph_remove_succ_edge,
9464 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9465 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9466 eliminate_phi): Add locus info in elimination graph for each edge and
9468 (insert_backedge_copies): Copy locus if present.
9469 * tree-flow.h (struct _edge_var_map): Add locus field.
9470 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9471 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9472 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9474 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9476 2009-07-30 Martin Jambor <mjambor@suse.cz>
9478 PR tree-optimization/40570
9479 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9482 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9484 * ssa-loop-manip.c: Include langhooks.h.
9485 (rewrite_phi_with_iv): New.
9486 (rewrite_all_phi_nodes_with_iv): New.
9487 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9488 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9489 * tree-parloops.c (loop_parallel_p): Move out all conditions
9490 except dependency check.
9491 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9492 (gen_parallel_loop): Call canonicalize_loop_ivs without
9493 reduction_list argument.
9494 (build_new_reduction): New.
9495 (gather_scalar_reductions): New.
9496 (try_get_loop_niter): New.
9497 (try_create_reduction_list): New.
9498 (parallleize_loops): Change the parallel conditions check.
9499 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9500 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9502 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9504 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9506 * doc/options.texi (Option properties): Mention new quoting syntax.
9508 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9510 * config/alpha/alpha.c (alpha_start_function):
9511 Handle VMS_DEBUG_MAIN_POINTER
9512 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9513 * doc/invoke.texi: Document -mdebug-main switch.
9515 2009-07-29 Richard Henderson <rth@redhat.com>
9517 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9518 (cgraph_create_edge_including_clones): Likewise.
9519 * tree-inline.c (copy_bb): Operate on the correct edges
9520 when updating the callgraph.
9522 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9524 * config/alpha/vms-cc.c: Deleted.
9525 * config/alpha/vms-ld.c: Deleted.
9526 * config/alpha/t-vms64: Moved to config/vms
9527 * config/alpha/vms-crt0-64.c: Moved to config/vms
9528 * config/alpha/vms-crt0.c: Moved to config/vms
9529 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9530 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9531 * config/alpha/xm-vms.h: Moved to config/vms
9532 * config/alpha/x-vms: Moved to config/vms
9533 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9535 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9536 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9538 * config/vms/t-vms64: Moved here from config/alpha
9539 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9540 (argc,argv,envp): Enforce 32bit malloc'ing.
9541 * config/vms/vms-psxcrt0-64.c: Likewise.
9542 * config/vms/vms-crt0.c: Moved here from config/alpha.
9543 * config/vms/vms-psxcrt0.c: Likewise.
9544 * config/vms/vms-crtl-64.h: New file.
9545 * config/vms/vms-crtl.h: New file.
9546 * config/vms/vms.opt: New file.
9547 * config/vms/xm-vms64.h: New file.
9548 * config/vms/xm-vms.h: Moved here from config/alpha.
9549 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9551 * config/vms/x-vms: Moved here from config/alpha.
9552 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9553 (vms-ld.o, vms-cc.o): Removed.
9554 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9556 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9558 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9559 correct stack (obvious VMS fix).
9561 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9563 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9564 date, version info if VMS_DEBUGGING_INFO defined.
9565 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9566 size, date calculating code moved here.
9568 2009-07-29 Paul Brook <paul@codesourcery.com>
9570 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9573 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9576 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9577 to DImode when generating insq_le insn.
9579 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9581 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9582 New macro set for VMS_DEBUGGGING_INFO.
9583 (AT_string_form): Use it.
9585 2009-07-28 DJ Delorie <dj@redhat.com>
9587 * config/mep/mep.c (vtext_section): New.
9588 (vftext_section): New.
9589 (ftext_section): New.
9590 (mep_select_section): Add support for functions.
9591 (mep_unique_section): Likewise.
9592 (mep_asm_init_sections): Likewise.
9593 (mep_encode_section_info): Remove it from here.
9595 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9597 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9599 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9600 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9602 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9604 * dwarf2out.c (output_file_names): Test new macro
9605 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9606 (add_comp_dir_attribute): Likewise.
9608 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9610 * config/i386/mingw-w64.h (LINK_SPEC): Add
9611 separating space between commands.
9613 2009-07-28 Jan Hubicka <jh@suse.cz>
9615 PR tree-optimization/40759
9616 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9619 2009-07-27 DJ Delorie <dj@redhat.com>
9621 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9622 types are dword-aligned.
9623 (mep_expand_va_start): Likewise.
9625 2009-07-27 Olivier Hainque <hainque@adacore.com>
9626 Douglas B Rupp <rupp@gnat.com>
9628 * convert.c (convert_to_pointer): Don't assume the target
9629 pointer type is POINTER_SIZE long. Fetch its precision instead.
9631 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9633 * system.h (fopen): Undefine if macro.
9635 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9637 * dwarf2out.c (output_cfi_p): Removed.
9638 (output_cfis): New function.
9639 (output_fde): New function, split from output_call_frame_info.
9640 (output_call_frame_info): Use it.
9641 (dwarf2out_switch_text_section): Use output_cfis.
9643 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9645 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9646 TARGET_BI_ARCH is specified without enabling SJLJ.
9647 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9648 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9650 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9652 * arm.md (negdi2): Use DImode if forcing a value into a register.
9654 2009-07-26 Ira Rosen <irar@il.ibm.com>
9656 PR tree-optimization/40801
9657 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9658 of vector operand from the previous copy of vector statement.
9659 Pass the correct definition type value to
9660 vect_get_vec_def_for_stmt_copy().
9662 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9664 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9665 const char ** conversion.
9667 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9669 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9670 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9671 (gcc_unreachable): Invoke __builtin_unreachable() if
9672 !ENABLE_ASSERT_CHECKING.
9674 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9676 PR rtl-optimization/40445
9677 * emit-rtl.c (next_nonnote_insn_bb): New function.
9678 * rtl.h (next_nonnote_insn_bb): Declare new function.
9679 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9680 with no successors that is the successor of the ENTRY_BLOCK.
9681 Continue from the top after removing an empty fallthrough block.
9682 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9683 of next_nonnote_insn.
9685 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9687 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9689 2009-07-25 Martin Jambor <mjambor@suse.cz>
9691 * c-common.c (c_common_attribute_table): New element for noclone.
9692 (handle_noclone_attribute): New function. Forward-declare.
9693 * tree-inline.c (tree_versionable_function_p): Check for noclone
9695 * doc/extend.texi (Labels as Values): Document need for noclone.
9696 (Function Attributes): Document noclone attribute.
9698 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9700 PR rtl-optimization/34999
9701 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9702 and dw_fde_switched_cold_to_hot fields.
9703 (output_cfi_p): New function.
9704 (output_call_frame_info): If fde->dw_fde_switched_sections,
9705 output 2 FDEs instead of one with corrupted header.
9706 (dwarf2out_do_cfi_startproc): New function.
9707 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9708 and fde->dw_fde_switched_cold_to_hot.
9709 (dwarf2out_switch_text_section): Compute
9710 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9711 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9712 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9713 Otherwise, compute fde->dw_fde_switch_cfi.
9715 2009-07-24 Cary Coutant <ccoutant@google.com>
9717 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9719 2009-07-24 Cary Coutant <ccoutant@google.com>
9721 * cfghooks.c (split_block): Copy discriminator to new block.
9722 * tree-cfg.c (assign_discriminator): Check location of last
9723 instruction in block as well as first.
9725 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9727 * config/i386/linux.c: Use fputs or putc instead of fprintf
9729 * config/i386/gas.h: Ditto.
9730 * config/i386/x86-64.h: Ditto.
9731 * config/i386/att.h: Ditto.
9733 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9735 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9738 2009-07-24 Martin Jambor <mjambor@suse.cz>
9740 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9741 (ipa_push_func_to_list_1): Declare.
9742 (ipa_push_func_to_list): New function.
9744 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9745 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9746 (ipa_push_func_to_list): Removed.
9747 (ipa_pop_func_from_list): Clear node_enqueued flag.
9749 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9751 * config/s390/s390.c (override_options): Default
9752 max-unrolled-insns to 100 for z10 tuning.
9754 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9756 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9757 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9758 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9759 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9760 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9761 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9762 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9764 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9766 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9767 use default set in mingw32.h header.
9768 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9769 64-bit /mingw/include path.
9770 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9773 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9775 PR rtl-optimization/40209
9776 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9778 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9780 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9781 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9782 with the rest of string where appropriate. Use fputs or putc
9783 instead of fprintf where appropriate.
9785 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9786 Pat Haugen <pthaugen@us.ibm.com>
9787 Revital Eres <ERES@il.ibm.com>
9789 * config/rs6000/vector.md: New file. Move most of the vector
9790 expander support here from altivec.md to allow for the VSX vector
9791 unit in the future. Add support for secondary_reload patterns.
9792 Rewrite the patterns for vector comparison, and vector comparison
9793 predicate instructions so that the RTL expresses the desired
9794 behavior, instead of using unspec.
9796 * config/rs6000/constraints.md ("f" constraint): Use
9797 rs6000_constraints to hold the precalculated register class.
9798 ("d" constraint): Ditto.
9799 ("wd" constraint): New constraint for VSX.
9800 ("wf" constraint): Ditto.
9801 ("ws" constraint): Ditto.
9802 ("wa" constraint): Ditto.
9803 ("wZ" constraint): Ditto.
9804 ("j" constraint): Ditto.
9806 * config/rs6000/predicates.md (vsx_register_operand): New
9808 (vfloat_operand): New predicate for vector.md.
9809 (vint_operand): Ditto.
9810 (vlogical_operand): Ditto.
9811 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9812 (easy_vector_constant): Add VSX support.
9813 (altivec_indexed_or_indirect_operand): New predicate for
9814 recognizing Altivec style memory references with AND -16.
9816 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9817 for vector secondary reload support.
9818 (rs6000_vector_reg_class): Delete, replacing it with
9820 (rs6000_vsx_reg_class): Ditto.
9821 (rs6000_constraints): New array to hold the register classes of
9822 each of the register constraints that can vary at runtime.
9823 (builtin_mode_to_type): New static array for builtin function type
9825 (builtin_hash_table): New static hash table for builtin function
9827 (TARGET_SECONDARY_RELOAD): Define target hook.
9828 (TARGET_IRA_COVER_CLASSES): Ditto.
9829 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9830 registers are 128 bits if VSX memory reference instructions are used.
9831 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9833 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9834 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9835 Print several of the scheduling related parameters.
9836 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9837 rs6000_constraints instead of rs6000_vector_reg_class. Move
9838 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9839 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9840 Altivec. Add VSX support. Setup for secondary reload support on
9841 Altivec/VSX registers.
9842 (rs6000_override_options): Make power7 set the scheduling groups
9843 like the power5. Add support for new debug switches to override
9844 the scheduling defaults. Temporarily disable -mcpu=power7 from
9845 setting -mvsx. Add support for debug switches -malways-hint,
9846 -msched-groups, and -malign-branch-targets.
9847 (rs6000_buitlin_conversion): Add support for returning unsigned
9848 vector conversion functions to fix regressions due to stricter
9850 (rs6000_builtin_mul_widen_even): Ditto.
9851 (rs6000_builtin_mul_widen_odd): Ditto.
9852 (rs6000_builtin_vec_perm): Ditto.
9853 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9854 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9856 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9858 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9859 VSX types for bit operations. Changes to accomidate vector.md.
9860 (bdesc_2arg): Ditto.
9861 (bdesc_1arg): Ditto.
9862 (struct builtin_description_predicates): Rewrite predicate
9863 handling so that RTL describes the operation, instead of passing
9864 the instruction to be used as a string argument.
9865 (bdesc_altivec_preds): Ditto.
9866 (altivec_expand_predicate_builtin): Ditto.
9867 (altivec_expand_builtin): Ditto.
9868 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9869 statement for vsldoi support.
9870 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9871 (altivec_expand_st_builtin): Ditto.
9872 (paired_expand_builtin): Whitespace changes.
9873 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9874 builtin_mode_to_type table for secondary reload. Call
9875 builtin_function_type to build random builtin functions.
9876 (altivec_init_builtins): Change to use builtin_function_type to
9877 create builtin function types dynamically as we need them.
9878 (builtin_hash_function): New support for hashing the tree types
9879 for builtin function as we need it, rather than trying to build
9880 all of the trees that we need. Add initial preliminary VSX support.
9881 (builtin_function_type): Ditto.
9882 (builtin_function_eq): Ditto.
9883 (builtin_hash_struct): Ditto.
9884 (rs6000_init_builtins): Ditto.
9885 (rs6000_common_init_builtins): Ditto.
9886 (altivec_init_builtins): Ditto.
9887 (rs6000_common_init_builtins): Ditto.
9888 (enum reload_reg_type): New enum for simplifing reg classes.
9889 (rs6000_reload_register_type): Simplify register classes into GPR,
9890 Vector, and other registers. Altivec and VSX addresses in reload.
9891 (rs6000_secondary_reload_inner): Ditto.
9892 (rs6000_ira_cover_classes): New target hook, that returns the
9893 appropriate cover classes, based on -mvsx being used or not.
9894 (rs6000_secondary_reload_class): Add VSX support.
9895 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9896 (get_vsel_insn): Ditto.
9897 (rs6000_emit_vector_compare): Rewrite vector conditional support
9898 so that where we can, we use RTL operators, instead of blindly use
9900 (rs6000_emit_vector_select): Ditto.
9901 (rs6000_emit_vector_cond_expr): Ditto.
9902 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9903 (create_TOC_reference): Add -mdebug=addr support.
9904 (emit_frame_save): VSX loads/stores need register indexed addressing.
9906 * config/rs6000/rs6000.md: Include vector.md.
9908 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9910 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9911 support for V2DI, V2DF in logical, permute, select operations.
9913 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9914 switch for vsx/power7.
9915 (-mvsx-scalar-memory): Ditto.
9916 (-mvsx-align-128): Ditto.
9917 (-mallow-movmisalign): Ditto.
9918 (-mallow-df-permute): Ditto.
9919 (-msched-groups): Ditto.
9920 (-malways-hint): Ditto.
9921 (-malign-branch-targets): Ditto.
9923 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9925 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9926 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9927 (rs6000_vector_reg_class): Delete.
9928 (rs6000_vsx_reg_class): Ditto.
9929 (enum rs6000_reg_class_enum): New enum for the constraints that
9930 vary based on target switches.
9931 (rs6000_constraints): New array to hold the register class for all
9932 of the register constraints that vary based on the switches used.
9933 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9934 (enum rs6000_builtins): Add unsigned varients for the builtin
9935 declarations returned by target hooks for expanding multiplies,
9936 select, and permute operations. Add VSX builtins.
9937 (enum rs6000_builtin_type_index): Add entries for VSX.
9938 (V2DI_type_node): Ditto.
9939 (V2DF_type_node): Ditto.
9940 (unsigned_V2DI_type_node): Ditto.
9941 (bool_long_type_node): Ditto.
9942 (intDI_type_internal_node): Ditto.
9943 (uintDI_type_internal_node): Ditto.
9944 (double_type_internal_node): Ditto.
9946 * config/rs6000/altivec.md (whole file): Move all expanders to
9947 vector.md from altivec.md. Rename insn matching functions to be
9949 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9950 (altivec_vcmp*): Ditto.
9951 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9952 (VM): New iterator for moves that includes the VSX types.
9953 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9954 (altivec_vperm_<mode>_uns): New, for unsigned types.
9955 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9956 (altivec_eq<mode>): Ditto.
9957 (altivec_gt<mode>): Ditto.
9958 (altivec_gtu<mode>): Ditto.
9959 (altivec_eqv4sf): Ditto.
9960 (altivec_gev4sf): Ditto.
9961 (altivec_gtv4sf): Ditto.
9962 (altivec_vcmpbfp_p): Ditto.
9964 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9966 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9969 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9972 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9973 ASM_SHORT instead of .word.
9974 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9975 instead of .word in asm template.
9977 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9980 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9981 (process_bb_node_lives): Use it.
9983 * ira.c (setup_cover_and_important_classes): Don't setup
9984 ira_important_class_nums. Add cover classes to the end of
9986 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9988 (find_reg_class_closure): Use reorder_important_classes.
9990 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9992 * config/i386/i386.c (i386_ira_cover_classes): New function.
9993 (TARGET_IRA_COVER_CLASSES): Redefine.
9995 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9996 importance of order of cover classes in the array.
9998 2009-07-22 Diego Novillo <dnovillo@google.com>
10000 * tree-pass.h (TDF_EH): Define.
10001 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10002 contains TDF_EH, print the EH region number holding GS.
10003 * tree-dump.c (dump_options): Add "eh".
10004 * doc/invoke.texi: Document it.
10006 2009-07-22 Doug Kwan <dougkwan@google.com>
10008 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10010 2009-07-22 Michael Matz <matz@suse.de>
10012 PR tree-optimization/35229
10013 PR tree-optimization/39300
10015 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10016 (inhibit_phi_insertion): New function.
10017 (insert_into_preds_of_block): Call it for REFERENCEs.
10018 (init_pre): Initialize and finalize scalar evolutions.
10019 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10021 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10023 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10024 Use CONST_VECTOR_NUNITS to determine number of elements.
10026 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10028 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10029 (U, W): Constraints are now deprecated and will be removed if we
10030 run out of letters.
10031 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10033 ("prefetch"): Add the stcmh instruction for prefetching.
10034 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10036 (s390_short_displacement): Return always true if compiling for
10037 machines not providing the long displacement facility.
10038 (s390_mem_constraint): Support the new constraint letter Z.
10039 (s390_check_qrst_address): New function.
10041 2009-07-21 DJ Delorie <dj@redhat.com>
10043 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10046 2009-07-21 Jason Merrill <jason@redhat.com>
10048 * c-common.c (max_tinst_depth): Increase default to 1024.
10050 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10052 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10053 (vec_unpacku_float_lo_v4si): Ditto.
10055 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10058 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10059 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10060 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10061 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10063 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10065 PR tree-optimization/40813
10066 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10069 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10071 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10072 with a NOP_EXPR if needed.
10074 2009-07-21 Paul Brook <paul@codesourcery.com>
10076 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10077 Terminate debug dump with newline.
10079 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10081 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10082 Cast "1" to unsigned HOST_WIDE_INT.
10083 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10084 deposit length to the maximum length - lsb. Extend length if
10085 HOST_BITS_PER_WIDE_INT is 32.
10087 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10089 * cgraph.h (constant_pool_htab): New function.
10090 (constant_descriptor_tree): Move from varasm.c.
10091 * varasm.c (constant_pool_htab): New function.
10092 (constant_descriptor_tree): Move to cgraph.h.
10094 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10096 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10098 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10100 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10103 2009-07-20 Xinliang David Li <davidxl@google.com>
10105 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10107 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10109 * config/mips/mips.md (move_type): Add arith.
10110 (type): Handle arith.
10111 (zero_extendsidi2): Rename this into ...
10112 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10113 (zero_extendsidi2): New expander.
10114 (*zero_extendsidi2_dext): New pattern.
10116 2009-07-20 Nick Clifton <nickc@redhat.com>
10118 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10119 to set MIPS_ABI_DEFAULT.
10120 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10122 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10124 * tree-object-size.c (addr_object_size): Handle unions with
10125 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10127 PR tree-optimization/40792
10128 * tree.c (build_function_type_skip_args): Remove bogus assert.
10130 2009-07-20 Jan Hubicka <jh@suse.cz>
10131 Martin Jambor <mjambor@suse.cz>
10133 * cgraph.h (combined_args_to_skip): New field.
10134 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10135 combined_args_to_skip and args_to_skip.
10136 * tree-inline.c (update_clone_info): New function.
10137 (tree_function_versioning): Call update_clone_info.
10138 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10140 (cgraph_materialize_all_clones): More extensive dumping, working
10141 with combined_args_to_skip rather than args_to_skip.
10143 2009-07-20 Ira Rosen <irar@il.ibm.com>
10145 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10146 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10147 (get_initial_def_for_reduction): Likewise.
10148 (vectorizable_reduction): Skip the check of first operand in case
10149 of COND_EXPR. Add check that it is outer loop vectorization if
10150 nested cycle was detected. Call vectorizable_condition() for
10151 COND_EXPR. If reduction epilogue cannot be created do not fail for
10152 nested cycles (if it is not double reduction). Assert that there
10153 is only one type in the loop in case of COND_EXPR. Call
10154 vectorizable_condition() to vectorize COND_EXPR.
10155 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10156 Add parameters. Allow nested cycles if called from
10157 vectorizable_reduction(). Use reduction vector variable if provided.
10158 (vect_analyze_stmt): Call vectorizable_reduction() before
10159 vectorizable_condition().
10160 (vect_transform_stmt): Update call to vectorizable_condition().
10162 2009-07-20 Christian Bruel <christian.bruel@st.com>
10164 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10165 * doc/invoke.texi (-mfmovd): Likewise.
10166 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10168 2009-07-20 Jan Hubicka <jh@suse.cz>
10170 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10171 when handling SSA name.
10173 2009-07-19 Jan Hubicka <jh@suse.cz>
10175 PR tree-optimization/40676
10176 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10177 virtual PHIs in empty BBs.
10179 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10181 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10182 re-expanded the compound use gen_lowpart instead to convert to the
10185 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10187 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10188 OUTER_CONST arguments.
10189 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10190 the new wider mode will be masked off.
10191 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10193 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10195 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10196 high-order bits are zero.
10198 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10200 * combine.c (simplify_shift_const_1): Split code to determine
10201 shift_mode into ...
10202 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10203 new bits shifted in are identical to the old sign bit.
10205 2009-07-18 Richard Guenther <rguenther@suse.de>
10208 * gimplify.c (gimplify_call_expr): Reject code using results from
10209 functions returning void.
10211 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10213 * doc/md.texi: Document the new PowerPC "es" constraint.
10214 Document that "m" can include automodified addresses on this target,
10215 and explain how %U must be used. Extend the "Q" and "Z" documentation
10216 to suggest "es" as well as "m".
10217 * config/rs6000/constraints.md (es): New memory constraint.
10218 (Q, Z): Update strings to match new documentation.
10220 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10222 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10223 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10224 * config/rs6000/predicates.md (volatile_mem_operand): Use
10225 offsettable_nonstrict_memref_p.
10226 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10227 (*floatunssidf2_internal): Likewise.
10228 (*fix_truncdfsi2_internal): Likewise.
10229 (*fix_trunctfsi2_internal): Likewise.
10231 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10233 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10234 atmega32u2 devices.
10235 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10237 2009-07-17 Richard Guenther <rguenther@suse.de>
10240 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10241 (pass_warn_unused_result): Likewise.
10242 (TODO_set_props): Remove.
10243 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10245 (pass_diagnose_omp_blocks): Define.
10246 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10247 (c_gimple_diagnostics_recursively): Remove.
10248 (finish_function): Do not call it.
10249 (c_write_global_declarations): Continue after errors.
10250 Finalize the CU here.
10251 * c-gimplify.c (c_genericize): Do not gimplify here.
10252 * c-common.c (c_warn_unused_result): Move ...
10253 * tree-cfg.c (do_warn_unused_result): ... here.
10254 (run_warn_unused_result): New function.
10255 (gate_warn_unused_result): New function.
10256 (pass_warn_unused_result): New pass.
10257 * c-common.h (c_warn_unused_result): Remove.
10258 * flags.h (flag_warn_unused_result): Declare.
10259 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10260 * opts.c (flag_warn_unused_result): Initialize to false.
10261 * toplev.c (compile_file): Add comment.
10262 * omp-low.c (create_omp_child_function): Do not register
10263 the function with the frontend.
10264 (diagnose_omp_structured_block_errors): Prepare to be
10265 called as optimization pass.
10266 (gate_diagnose_omp_blocks): New function.
10267 (pass_diagnose_omp_blocks): New pass.
10268 * cgraph.h (cgraph_optimize): Remove.
10269 (cgraph_analyze_function): Likewise.
10270 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10271 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10272 before their parents here.
10273 (cgraph_finalize_function): Not here.
10274 (cgraph_analyze_function): Gimplify functions here.
10275 (cgraph_finalize_compilation_unit): Continue after errors.
10276 Optimize the callgraph from here.
10277 (cgraph_optimize): Make static.
10278 * langhooks.c (write_global_declarations): Finalize the CU.
10279 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10280 (gimplify_function_tree): Assert we gimplify only once.
10281 Set PROP_gimple_any property.
10282 * tree-nested.c (gimplify_all_functions): New function.
10283 (lower_nested_functions): Gimplify all nested functions.
10284 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10285 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10286 and pass_diagnose_omp_blocks after gimplification. Do not
10287 set TODO_set_props on all_lowering_passes.
10288 (execute_one_pass): Do not handle TODO_set_props.
10289 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10290 (gimplify.o): Add tree-pass.h dependency.
10291 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10292 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10293 (unsave_r): Likewise.
10294 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10295 temporary variable.
10297 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10299 * doc/service.texi (Service): Restore previously removed link,
10300 which isn't broken after all.
10302 2009-07-17 Richard Guenther <rguenther@suse.de>
10304 PR tree-optimization/40321
10305 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10306 PHI nodes to the maximal set.
10307 (make_values_for_phi): Add PHI arguments to the maximal set.
10308 (execute_pre): Dump PHI_GEN and the maximal set.
10310 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10313 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10316 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10318 * doc/extend.texi (Nested Functions): Replace broken link with
10320 * doc/service.texi (Service): Remove broken link.
10322 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10325 * builtins.c (expand_builtin_memcmp): Use loc instead of
10326 EXPR_LOCATION (exp).
10327 (expand_builtin_strncmp): Likewise.
10329 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10330 Manuel López-Ibáñez <manu@gcc.gnu.org>
10333 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10334 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10335 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10336 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10337 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10338 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10339 tree-inline.c, c-common.c, c-common.h, gimple.c,
10340 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10341 convert.c: Add location argument to fold_{unary,binary,ternary},
10342 fold_build[123], build_call_expr, build_size_arg,
10343 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10344 fold_build1_initializer, fold_build2_initializer,
10345 fold_build3_initializer, fold_build_call_array,
10346 fold_build_call_array_initializer, fold_single_bit_test,
10347 omit_one_operand, omit_two_operands, invert_truthvalue,
10348 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10349 combine_comparisons, fold_builtin_*, fold_call_expr,
10350 build_range_check, maybe_fold_offset_to_address, round_up,
10353 2009-07-16 Jason Merrill <jason@redhat.com>
10356 * c-common.c (c_common_reswords): Add __is_standard_layout
10358 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10359 * doc/implement-cxx.texi: New.
10360 * doc/gcc.texi: Include it.
10362 2009-07-16 DJ Delorie <dj@redhat.com>
10364 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10365 compares that may be indirectly affected by previous instructions.
10367 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10369 * builtins.c (do_mpc_arg2): New.
10370 (fold_builtin_2): Fold builtin cpow.
10371 * real.h (HAVE_mpc_pow): New.
10373 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10375 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10376 comparison to skip unprofitable schedule
10378 2009-07-16 Simon Baldwin <simonb@google.com>
10380 * gcc.c (option_map): New flag -no-canonical-prefixes.
10381 * (display_help): Print help text for new flag.
10382 * (process_command): Move options translation and language specifics
10383 and handle new flag early. Use it to set a function pointer to a
10384 prefix builder. Replace make_relative_prefix calls with calls to
10385 the function pointed to. Ignore new flag in regular options handling.
10386 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10388 2009-07-15 DJ Delorie <dj@redhat.com>
10390 * config/mep/mep.md (sibcall_internal): Change register to avoid
10391 argument registers.
10392 (sibcall_value_internal): Likewise.
10394 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10396 PR rtl-optimization/40710
10397 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10399 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10401 * config/mips/mips.md (*extenddi_truncate<mode>,
10402 *extendsi_truncate<mode>): Change type attribute to move_type
10403 with shift_shift. Split out code handling exts from here ...
10404 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10406 (*extendhi_truncateqi): Change type attribute to move_type with
10407 shift_shift. Split out code handling exts from here ...
10408 (*extendhi_truncateqi_exts): ... to this new pattern.
10410 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10412 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10413 instead of "and" with inverted sign bit mask value. Use
10414 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10415 Allocate registers only for operand 4 and operand 5.
10417 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10419 PR middle-end/40747
10420 * fold-const.c (fold_cond_expr_with_comparison): When folding
10421 < and <= to MIN, make sure the MIN uses the same type as the
10422 comparison's operands.
10424 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10426 * arm.md (ior_xor): New code iterator.
10427 (split for ior/xor with shift and zero-extend): New split pattern.
10428 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10430 2009-07-15 Richard Guenther <rguenther@suse.de>
10432 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10435 2009-07-15 Richard Guenther <rguenther@suse.de>
10437 PR middle-end/40753
10438 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10440 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10442 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10443 handle 2.6.30 kernel.
10445 2009-07-15 DJ Delorie <dj@redhat.com>
10447 * config/mep/mep.md (sibcall_internal): Change register to allow
10448 for 24-bit addresses.
10449 (sibcall_value_internal): Likewise.
10451 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10453 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10454 that are enabled/disabled by the flags introduced by a previous patch.
10456 2009-07-14 DJ Delorie <dj@redhat.com>
10458 * config/mep/mep.md (sibcall_internal): Include non-toggling
10460 (sibcall_value_internal): Likewise.
10462 2009-07-14 Taras Glek <tglek@mozilla.com>
10463 Rafael Espindola <espindola@google.com>
10465 * doc/sourcebuild.texi: Document install-plugin target.
10466 * configure.ac: Added install-plugin target to language makefiles.
10467 * configure: Regenerate.
10468 * Makefile.in: (install-plugin): Install more headers,
10469 depend on lang.install-plugin.
10471 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10473 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10476 2009-07-14 DJ Delorie <dj@redhat.com>
10478 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10479 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10480 * config/mep/mep.md (sibcall_internal): Change test from
10481 mep_vliw_mode_match to mep_vliw_jmp_match.
10482 (sibcall_value_internal): Likewise.
10484 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10486 * config/i386/sse.md (copysign<mode>3): New expander.
10487 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10488 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10489 Use ix86_build_const_vector.
10490 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10491 IX86_BUILTIN_CPYSGNPD.
10492 (builtin_description): Add __builtin_ia32_copysignps and
10493 __builtin_ia32_copysignpd.
10494 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10495 and BUILT_IN_COPYSIGNF.
10497 2009-07-13 Jason Merrill <jason@redhat.com>
10499 * builtins.c (can_trust_pointer_alignment): New fn.
10500 (get_pointer_alignment): Factor it out from here.
10501 * tree.h: Declare it.
10503 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10505 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10508 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10512 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10514 2009-07-14 Richard Guenther <rguenther@suse.de>
10515 Andrey Belevantsev <abel@ispras.ru>
10517 PR middle-end/40745
10518 * cfgexpand.c (partition_stack_vars): Do not bother to update
10519 alias information when not optimizing.
10521 2009-07-14 Richard Guenther <rguenther@suse.de>
10522 Andrey Belevantsev <abel@ispras.ru>
10524 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10525 (pt_solution_set): Likewise.
10526 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10527 * tree-ssa-structalias.c (pt_solution_set): New function.
10528 * final.c (rest_of_clean_state): Free SSA data structures.
10529 * print-rtl.c (print_decl_name): Remove.
10530 (print_mem_expr): Implement in terms of print_generic_expr.
10531 * alias.c (ao_ref_from_mem): New function.
10532 (rtx_refs_may_alias_p): Likewise.
10533 (true_dependence): Query alias-export info.
10534 (canon_true_dependence): Likewise.
10535 (write_dependence_p): Likewise.
10536 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10538 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10539 (mem_expr_equal_p): Use operand_equal_p.
10540 (set_mem_attributes_minus_bitpos): Do not use
10541 component_ref_for_mem_expr.
10542 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10543 (update_alias_info_with_stack_vars): Likewise.
10544 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10545 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10546 explicitly nor clear stmt operands.
10547 Free the decl-to-pointer map.
10548 * tree-optimize.c (execute_free_datastructures): Do not free
10549 SSA data structures here.
10550 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10551 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10552 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10554 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10556 2009-07-13 DJ Delorie <dj@redhat.com>
10558 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10559 unrolling at the right iteration count.
10561 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10564 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10566 * haifa-sched.c (rank_for_schedule): Introduced flags to
10567 enable/disable individual scheduling heuristics.
10568 * common.opt: Introduced flags to enable/disable individual
10569 heuristics in the scheduler.
10570 * doc/invoke.texi: Introduced flags to enable/disable individual
10571 heuristics in the scheduler.
10573 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10575 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10576 config/i386/mingw-tls.c.
10577 * config/i386/mingw-tls.c: Removed.
10579 2009-07-13 Ira Rosen <irar@il.ibm.com>
10581 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10582 checks access only relevant statements.
10583 (vectorizable_reduction): Likewise.
10585 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10587 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10588 just for 32-bit case.
10590 2009-07-12 Jan Hubicka <jh@suse.cz>
10592 PR tree-optimization/40585
10593 * except.c (expand_resx_expr): When there already is resume
10594 instruction, produce linked list.
10595 (build_post_landing_pads): Assert that resume is empty.
10596 (connect_post_landing_pads): Handle resume lists.
10597 (dump_eh_tree): Dump resume list.
10599 2009-07-12 Ira Rosen <irar@il.ibm.com>
10601 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10602 with additional argument.
10603 * tree-vectorizer.h (enum vect_def_type): Add
10604 vect_double_reduction_def.
10605 (vect_is_simple_reduction): Add argument.
10606 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10608 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10609 vect_is_simple_reduction with additional argument.
10610 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10612 (reduction_code_for_scalar_code): Handle additional codes by
10613 returning ERROR_MARK for them. Fix comment and indentation.
10614 (vect_is_simple_reduction): Fix comment, add argument to specify
10615 double reduction. Detect double reduction.
10616 (get_initial_def_for_induction): Fix indentation.
10617 (get_initial_def_for_reduction): Fix comment and indentation.
10618 Handle double reduction. Create initial definitions that do not
10619 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10620 (vect_create_epilog_for_reduction): Fix comment, add argument to
10621 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10622 epilogue result extraction. Create double reduction phi node and
10623 replace relevant uses.
10624 (vectorizable_reduction): Call vect_is_simple_reduction with
10625 additional argument. Fix indentation. Update epilogue code treatment
10626 according to the changes in reduction_code_for_scalar_code. Check
10627 for double reduction. Call vect_create_epilog_for_reduction with
10628 additional argument.
10629 * tree-vect-stmts.c (process_use): Handle double reduction, update
10631 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10632 (vect_get_vec_def_for_operand): Likewise.
10634 2009-07-12 Danny Smith <dansmister@gmail.com>
10636 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10637 dllexport if !TREE_PUBLIC.
10638 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10640 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10642 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10643 (avr_extra_arch_macro) Remove declatation.
10644 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10645 (avr_extra_arch_macro) Declare as static.
10646 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10648 2009-07-11 Jan Hubicka <jh@suse.cz>
10650 PR middle-end/48388
10651 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10653 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10656 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10657 cold_in_std_section bits.
10658 (dwarf2out_begin_prologue): Initialize them.
10659 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10660 if already covered by text_section or cold_text_section range.
10662 PR rtl-optimization/40667
10663 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10664 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10665 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10666 * config/i386/i386.c (ix86_minimum_alignment): New function.
10667 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10668 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10669 * emit-rtl.c (gen_reg_rtx): Likewise.
10670 * function.c (assign_parms): Likewise. If nominal_type needs
10671 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10672 rather than passed_type's alignment.
10675 * function.c (assign_parm_setup_stack): Adjust
10676 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10677 from nominal_mode on big endian.
10679 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10681 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10683 2009-07-10 DJ Delorie <dj@redhat.com>
10685 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10687 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10689 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10691 (thumb2_cbnz): Likewise.
10693 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10696 * config.gcc (supported_defaults): Add synci.
10697 (with_synci): Add validation.
10698 (all_defaults): Add synci.
10699 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10702 * config/mips/mips.opt (msynci): New option.
10703 * config/mips/mips.c (mips_override_options): Warn on use of
10704 -msynci for targets that do now support it.
10705 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10707 * gcc/doc/invoke.texi (-msynci): Document the new option.
10708 * doc/install.texi (--with-synci): Document the new option.
10710 2009-07-10 Richard Guenther <rguenther@suse.de>
10712 PR tree-optimization/40496
10713 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10714 the PHI result with a compatible type.
10716 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10720 * c.opt (Wunused-result): New.
10721 * doc/invoke.texi: Document it.
10722 * c-common.c (c_warn_unused_result): Use it.
10724 2009-07-09 DJ Delorie <dj@redhat.com>
10726 * targhooks.c (default_target_can_inline_p): Rename from
10727 default_target_option_can_inline_p.
10728 * targhooks.h (default_target_can_inline_p): Likewise.
10729 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10730 TARGET_OPTION_CAN_INLINE_P.
10731 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10732 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10733 (mep_target_can_inline_p): Rename from
10734 mep_target_option_can_inline_p.
10737 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10738 registers used to pass vectors.
10740 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10742 2009-07-09 Tom Tromey <tromey@redhat.com>
10744 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10745 * config/mmix/mmix.c: Include dwarf2.h.
10746 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10747 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10748 * config/sh/sh.c: Include dwarf2.h.
10749 * config/i386/i386.c: Include dwarf2.h.
10750 * Makefile.in (DWARF2_H): Remove 'elf'.
10751 * except.c: Include dwarf2.h.
10752 * unwind-dw2.c: Include dwarf2.h.
10753 * dwarf2out.c: Include dwarf2.h.
10754 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10755 * unwind-dw2-fde.c: Include dwarf2.h.
10756 * dwarf2asm.c: Include dwarf2.h.
10758 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10760 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10761 (max_issue): Use it.
10762 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10764 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10765 (region_sched_info): Update.
10766 * sched-ebb.c (ebb_sched_info): Update.
10767 * modulo-sched.c (sms_sched_info): Update.
10768 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10770 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10772 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10774 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10776 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10778 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10780 PR middle-end/40692
10781 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10782 arg1 with arg01 if arg1 is already INTEGER_CST.
10784 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10786 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10787 Transform (and (truncate)) into (truncate (and)).
10789 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10791 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10792 creating LHS paradoxical subregs. Fix surrounding returns to
10793 use NULL_RTX rather than 0.
10795 2009-07-08 DJ Delorie <dj@redhat.com>
10797 * config/mep/mep.c: (mep_option_can_inline_p): New.
10798 (TARGET_OPTION_CAN_INLINE_P): Define.
10800 2009-07-08 Mark Wielaard <mjw@redhat.com>
10803 * dwarf2out.c (add_data_member_location_attribute): When we have
10804 only a constant offset don't emit a new location description using
10805 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10808 2009-07-08 Richard Henderson <rth@redhat.com>
10811 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10812 (enum reg_class): Add CLOBBERED_REGS.
10813 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10814 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10815 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10816 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10817 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10818 force 64-bit sibcalls into R11.
10819 * config/i386/constraints.md (U): New constraint.
10820 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10821 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10822 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10824 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10826 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10828 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10829 * ebitmap.h (dump_ebitmap): Ditto.
10830 * optabs.h (optab_libfunc): Ditto.
10831 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10832 * tree-flow.h (vect_can_force_dr_alignment_p,
10833 get_vectype_for_scalar_type): Ditto.
10834 (vectorize_loops): Move prototype to ...
10835 * tree-vectorizer.h: ... here. Also, adjust comment.
10836 (vect_set_verbosity_level): Remove duplicate prototype.
10837 * tree-ssa-loop.c: Include tree-vectorizer.h.
10838 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10840 2009-07-08 Nick Clifton <nickc@redhat.com>
10842 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10845 2009-07-08 DJ Delorie <dj@redhat.com>
10847 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10848 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10849 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10851 * config/mep/intrinsics.md: Regenerated.
10852 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10853 registers when asm() or calls are detected.
10855 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10858 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10860 * gimple (gimple_build_call_from_tree): Likewise.
10861 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10862 no_warning flag before warning.
10864 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10866 * tree.c (set_expr_locus): Remove.
10867 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10868 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10870 * gimplify.c (internal_get_tmp_var): Likewise.
10871 (gimplify_call_expr): Likewise.
10872 (gimplify_one_sizepos): Likewise.
10874 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10877 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10878 to variables for debugging purposes.
10880 2009-06-23 Mark Loeser <mark@halcy0n.com>
10883 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10885 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10887 * pretty-print.c (pp_base_format): Remove %J.
10888 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10889 gcc_cxxdiag_char_table): Likewise.
10890 (init_dynamic_diag_info): Likewise.
10892 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10894 * pretty-print.c (pp_base_format): Remove %H.
10895 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10896 gcc_cxxdiag_char_table): Likewise.
10897 (init_dynamic_diag_info): Likewise.
10898 * config/mep/mep.c (mep_select_section): Likewise.
10900 2009-07-07 Duncan Sands <baldrick@free.fr>
10902 * final.c (pass_clean_state): Give the pass a name.
10903 * passes.c (pass_rest_of_compilation): Likewise.
10904 * tree-optimize.c (pass_all_optimizations): Likewise.
10906 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10908 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10909 an extra 'decl' for error_at.
10911 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10913 PR middle-end/40669
10914 * tree-tailcall.c (adjust_return_value_with_ops,
10915 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10916 if it has complex or vector type.
10918 2009-07-07 Olivier Hainque <hainque@adacore.com>
10920 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10923 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10925 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10927 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10929 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10930 * c-decl.c: Likewise.
10931 * function.c: Likewise.
10932 * varasm.c: Likewise.
10933 * tree-ssa.c: Likewise.
10934 * c-common.c: Likewise.
10935 * tree-cfg.c: Likewise.
10936 * config/spu/spu.c: Likewise.
10937 * config/ia64/ia64.c: Likewise.
10938 * config/v850/v850.c: Likewise.
10940 2009-07-06 DJ Delorie <dj@redhat.com>
10942 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10943 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10944 unspecified accesses to control registers.
10945 * config/mep/intrinsics.md: Regenerate.
10946 * config/mep/intrinsics.h: Regenerate.
10947 * config/mep/mep-intrin.h: Regenerate.
10949 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10951 * c-lex.c: Replace %H by an explicit location. Update all calls.
10952 * c-common.c: Likewise.
10953 * c-decl.c: Likewise.
10954 * c-typeck.c: Likewise.
10955 * fold-const.c: Likewise.
10956 * gimplify.c: Likewise.
10957 * stmt.c: Likewise.
10958 * tree-cfg.c: Likewise.
10959 * tree-ssa-loop-niter.c: Likewise.
10960 * tree-vrp.c: Likewise.
10961 * value-prof.c: Likewise.
10963 2009-07-06 Diego Novillo <dnovillo@google.com>
10965 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10966 if it has one. Handle cases where VAR does not have an
10967 annotation or cfun is NULL.
10969 2009-07-06 Diego Novillo <dnovillo@google.com>
10971 * tree.c: Include debug.h.
10972 (initialize_tree_contains_struct): New.
10973 (init_ttree): Call it.
10974 (tree_node_structure_for_code): Factor out of ...
10975 (tree_node_structure): ... here.
10976 * treestruct.def (TS_PHI_NODE): Remove.
10977 (TS_GIMPLE_STATEMENT): Remove.
10979 2009-07-06 Diego Novillo <dnovillo@google.com>
10981 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10982 (debug_tree_chain): Handle cycles.
10984 2009-07-06 Nick Clifton <nickc@redhat.com>
10985 DJ Delorie <dj@redhat.com>
10987 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10988 __FMOVD_ENABLED__ is defined.
10990 (TARGET_FMOVD): Provide a default definition.
10991 (MASK_FMOVD): Likewise.
10992 (TARGET_CPU_CPP_BUILTINS): Define
10993 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10994 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10995 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10996 (split for DF load from memory into register): Also handle
10997 MEMs which consist of REG+DISP addressing.
10998 (split for DF store from register to memory): Likewise.
10999 (movsf_ie): Always use single fp_mode.
11000 * config/sh/sh.c (sh_override_options): Do not automatically
11001 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11002 that to the -mfmovd command line switch.
11003 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11004 (fldi_ok): Always allow.
11005 * config/sh/sh.opt (mfmovd): Remove this switch.
11006 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11008 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11009 Kaz Kojima <kkojima@gcc.gnu.org>
11011 PR rtl-optimization/30807
11012 * postreload.c (reload_combine): For every new use of REG_SUM,
11013 record the use of BASE.
11015 2009-07-06 Jan Hubicka <jh@suse.cz>
11017 * params.def: Revert my accidental commit at 2009-06-30.
11019 2009-07-04 Ian Lance Taylor <iant@google.com>
11022 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11024 (mingw_format_attribute_overrides): Likewise.
11026 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11029 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11030 don't check cfa.reg. Instead of cfa.indirect use
11031 fde && fde->drap_reg != INVALID_REGNUM test.
11033 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11035 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11037 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11040 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11042 2009-07-03 Richard Guenther <rguenther@suse.de>
11044 PR tree-optimization/40640
11045 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11048 2009-07-03 Jan Hubicka <jh@suse.cz>
11050 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11051 for size, reduce amount of inlining.
11053 2009-07-03 Richard Guenther <rguenther@suse.de>
11055 PR middle-end/34163
11056 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11057 if t +- x is known to not overflow and the conversion widens the
11059 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11061 2009-07-03 Jan Hubicka <jh@suse.cz>
11063 * ipa-pure-const.c (analyze): Update loop optimizer init.
11064 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11065 try_remove_empty_loop, remove_empty_loops): Remove.
11066 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11067 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11068 to mark regular loops as neccesary.
11069 (degenerate_phi_p): New function.
11070 (propagate_necessity, remove_dead_phis): Use it.
11071 (forward_edge_to_pdom): Likewise.
11072 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11073 virtual PHI nodes that became unreachable.
11074 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11075 * tree-flow.h (remove_empty_loops): Remove.
11076 * passes.c (init_optimization_passes): Remove.
11078 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11080 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11081 can_create_pseudo_p.
11082 (*fix_trunc<mode>_i387_1): Ditto.
11083 (*floathi<mode>2_1): Ditto.
11084 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11085 (*fistdi2_1): Ditto.
11086 (*fist<mode>2_1): Ditto.
11087 (frndintxf2_floor): Ditto.
11088 (*fist<mode>2_floor_1): Ditto.
11089 (frndintxf2_ceil): Ditto.
11090 (*fist<mode>2_ceil_1): Ditto.
11091 (frndintxf2_trunc): Ditto.
11092 (frndintxf2_mask_pm): Ditto.
11093 (fxam<mode>2_i387_with_temp): Ditto.
11094 * config/i386/sse.md (mulv16qi3): Ditto.
11095 (*sse2_mulv4si3): Ditto.
11097 (sse4_2_pcmpestr): Ditto.
11098 (sse4_2_pcmpistr): Ditto.
11100 2009-07-03 Jan Hubicka <jh@suse.cz>
11102 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11103 (mark_stmt_necessary): Set it.
11104 (mark_operand_necessary): Set it.
11105 (mark_control_dependent_edges_necessary): Set it.
11106 (mark_virtual_phi_result_for_renaming): New function.
11107 (get_live_post_dom): New function.
11108 (forward_edge_to_pdom): New function.
11109 (remove_dead_stmt): Fix handling of control dependences.
11110 (tree_dce_init): Init new bitmap.
11111 (tree_dce_done): Free it.
11113 2009-07-02 Richard Guenther <rguenther@suse.de>
11116 * tree-ssa-structalias.c (new_var_info): Initialize
11119 2009-07-02 Jan Hubicka <jh@suse.cz>
11121 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11124 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11126 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11127 instead of recomputing it. Adjust calls.
11128 (emit_store_flag): Adjust recursive calls.
11130 2009-07-02 Richard Guenther <rguenther@suse.de>
11132 * tree-ssa-live.c (remove_unused_locals): Do not remove
11134 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11135 of DECL_EXTERNAL for HEAP variables.
11136 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11137 HEAP variables. Do not adjust RESTRICT vars.
11138 (find_what_var_points_to): Nobody cares if something
11139 points to READONLY.
11141 2009-07-02 Ben Elliston <bje@au.ibm.com>
11143 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11144 pc_low and pc_high declarations to the top of the function.
11146 2009-07-01 DJ Delorie <dj@redhat.com>
11148 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11149 registers as fixed.
11150 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11151 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11152 unspecified accesses to control registers.
11153 * config/mep/intrinsics.md: Regenerate.
11154 * config/mep/intrinsics.h: Regenerate.
11155 * config/mep/mep-intrin.h: Regenerate.
11157 2009-07-01 Anthony Green <green@moxielogic.com>
11159 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11160 instruction when possible.
11161 (moxie_expand_prologue): Ditto. Also, save an instruction and
11162 some complexity by popping off of $r12 instead of $sp.
11163 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11166 2009-07-01 Richard Henderson <rth@redhat.com>
11169 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11170 contained no insns, reposition note before last insn.
11172 2009-07-01 Richard Henderson <rth@redhat.com>
11175 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11176 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11178 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11181 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11182 darwin9 for printing reg addresses with %y.
11184 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11186 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11187 truncation from operands in binary operations.
11189 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11192 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11193 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11194 subreg of op0 to the original op0.
11196 * expmed.c (store_bit_field_1): Use a temporary as the destination
11197 instead of a paradoxical subreg when we need to truncate the result.
11199 2009-07-01 DJ Delorie <dj@redhat.com>
11201 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11202 names to VLIW variants.
11203 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11204 * config/mep/intrinsics.md: Regenerate.
11205 * config/mep/intrinsics.h: Regenerate.
11206 * config/mep/mep-intrin.h: Regenerate.
11208 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11211 * jump.c (returnjump_p): Revert last patch.
11212 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11214 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11217 * pa.md (casesi32p): Use jump table label to determine the offset
11219 (casesi64p): Likewise.
11221 * pa.c (forward_branch_p): Return bool type. Use instruction
11222 addresses when available. Assert that INSN has a jump label.
11223 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11226 2009-07-01 Richard Guenther <rguenther@suse.de>
11228 PR tree-optimization/19831
11229 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11230 that only act as barriers do not make any previous stores necessary.
11231 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11232 HEAP variables global, do not add a constraint from nonlocal.
11233 (find_func_aliases): Handle escapes through return statements.
11234 (compute_points_to_sets): Make escaped HEAP variables global.
11236 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11239 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11240 after reducing a DImode cstore to SImode.
11242 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11244 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11245 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11247 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11249 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11250 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11252 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11253 and umod_optab if TARGET_BSD_DIVMOD.
11254 * config/vax/lib1funcs.asm: New file.
11255 * config/vax/t-linux: New file.
11256 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11258 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11261 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11262 to type arguments that have void type.
11265 * dwarf2out.c (gen_formal_parameter_die): Call
11266 equate_decl_number_to_die if node is different from origin.
11268 2009-06-30 Anthony Green <green@moxielogic.com>
11270 Clean up moxie port for --enable-build-with-cxx.
11271 * config/moxie/moxie.c (moxie_function_value): First two
11272 parameters are const_tree, not tree.
11273 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11274 (REG_CLASS_NAMES): Ditto.
11275 (REGNO_REG_CLASS): Ditto.
11276 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11277 (moxie_function_value): Fix constyness of arguments.
11279 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11281 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11282 finalize_size_functions before further processing.
11283 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11284 (variable_size): Call self_referential_size on size expressions
11285 that contain a PLACEHOLDER_EXPR.
11286 (size_functions): New static variable.
11287 (copy_self_referential_tree_r): New static function.
11288 (self_referential_size): Likewise.
11289 (finalize_size_functions): New global function.
11290 * tree.c: Include tree-inline.h.
11291 (push_without_duplicates): New static function.
11292 (find_placeholder_in_expr): New global function.
11293 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11295 <tcc_expression>: Likewise.
11296 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11297 the call in the expression.
11298 * tree.h (finalize_size_functions): Declare.
11299 (find_placeholder_in_expr): Likewise.
11300 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11301 (substitute_placeholder_in_expr): Update comment.
11302 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11304 (copy_tree_body_r): Likewise.
11305 (copy_tree_body): New static function.
11306 (maybe_inline_call_in_expr): New global function.
11307 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11308 (maybe_inline_call_in_expr): Declare.
11309 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11310 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11313 2009-06-30 Richard Guenther <rguenther@suse.de>
11315 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11317 (propagate_necessity): Do not mark reaching defs of stores
11320 2009-06-30 Jan Hubicka <jh@suse.cz>
11322 * cfgloopanal.c (check_irred): Move into ...
11323 (mark_irreducible_loops): ... here; return true if ireducible
11325 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11326 (analyze_function): Try to prove loop finiteness.
11327 * cfgloop.h (mark_irreducible_loops): Update prototype.
11328 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11330 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11332 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11334 2009-06-30 Ira Rosen <irar@il.ibm.com>
11336 PR tree-optimization/40542
11337 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11340 2009-06-30 Martin Jambor <mjambor@suse.cz>
11342 PR tree-optimization/40582
11343 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11344 than useless_type_conversion_p.
11345 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11348 2009-06-30 Martin Jambor <mjambor@suse.cz>
11350 PR middle-end/40554
11351 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11353 2009-06-30 Richard Guenther <rguenther@suse.de>
11355 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11356 use ao_ref references.
11357 (walk_aliased_vdefs): Likewise.
11358 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11359 * tree-ssa-dce.c (struct ref_data): Remove.
11360 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11361 (mark_aliased_reaching_defs_necessary): Adjust.
11362 (mark_all_reaching_defs_necessary_1): Likewise.
11364 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11367 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11368 (emit_store_flag_1): Extract from emit_store_flag, adjust
11369 calls to (what now is) emit_cstore.
11370 (emit_store_flag): Call emit_store_flag_1 and also use it
11371 for what used to be recursive calls.
11373 2009-06-30 Wei Guozhi <carrot@google.com>
11376 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11377 if the target bb post dominates from bb.
11378 * config/i386/i386.c (memory_address_length): Check existence of base
11379 register before using it.
11381 2009-06-30 Nick Clifton <nickc@redhat.com>
11382 DJ Delorie <dj@redhat.com>
11384 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11385 __FMOVD_ENABLED__ is defined.
11387 (TARGET_FMOVD): Provide a default definition.
11388 (MASK_FMOVD): Likewise.
11389 (TARGET_CPU_CPP_BUILTINS): Define
11390 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11391 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11392 two fmov instructions depending upon whether TARGET_FMOVD is
11394 (split for DF load from memory into register): Also handle
11395 MEMs which consist of REG+DISP addressing.
11396 (split for DF store from register to memory): Likewise.
11397 * config/sh/sh.opt (mfmovd): Remove this switch.
11398 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11399 * config/sh/sh.c (sh_override_options): Do not automatically
11400 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11401 that to the -mfmovd command line switch.
11403 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11405 (fldi_ok): Always allow.
11406 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11408 2009-06-29 DJ Delorie <dj@redhat.com>
11410 * doc/install.texi (mep-x-elf): Correct chip's full name.
11412 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11414 * doc/extend.texi: Fix typo.
11416 2009-06-29 Tom Tromey <tromey@redhat.com>
11418 * dwarf2.h: Remove.
11419 * Makefile.in (DWARF2_H): New variable.
11420 (except.o): Use it.
11421 (dwarf2out.o): Likewise.
11422 (dwarf2asm.o): Likewise.
11423 * config/i386/t-i386: Use DWARF2_H.
11424 * except.c: Include elf/dwarf2.h.
11425 * unwind-dw2.c: Include elf/dwarf2.h.
11426 * dwarf2out.c: Include elf/dwarf2.h.
11427 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11428 <dtprel>: New field.
11429 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11430 (size_of_loc_descr): Likewise.
11431 (output_loc_operands_raw): Likewise.
11432 (output_loc_operands): Handle new dtprel field.
11433 (loc_checksum): Update.
11434 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11435 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11436 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11437 * dwarf2asm.c: Include elf/dwarf2.h.
11438 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11439 * config/mmix/mmix.c: Include elf/dwarf2.h.
11440 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11441 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11442 * config/sh/sh.c: Include elf/dwarf2.h.
11443 * config/i386/i386.c: Include elf/dwarf2.h.
11445 2009-06-29 DJ Delorie <dj@redhat.com>
11447 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11449 * doc/extend.texi: Add MeP attributes and pragmas.
11450 * doc/invoke.text: Add MeP Options.
11451 * doc/contrib.texi: Add MeP contribution.
11452 * doc/md.texi: Add MeP constraints.
11453 * doc/install.texi: Add MeP target.
11455 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11457 * target.h (struct gcc_target): Add frame_pointer_required field.
11458 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11459 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11460 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11462 * reload1.c (update_eliminables): (Ditto.).
11463 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11464 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11465 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11467 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11469 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11470 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11471 (arm_frame_pointer_required): New function.
11473 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11474 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11475 (avr_frame_pointer_required_p): Declare as static.
11476 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11478 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11479 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11480 (bfin_frame_pointer_required): Make as static, change return type
11482 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11484 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11485 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11486 (cris_frame_pointer_required): New function.
11488 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11490 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11491 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11492 (fr30_frame_pointer_required): New function.
11494 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11495 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11496 (frv_frame_pointer_required): Make as static, change return type
11498 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11500 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11501 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11502 (ix86_frame_pointer_required): Make as static, change return type to
11504 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11506 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11507 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11509 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11511 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11513 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11515 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11516 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11517 (mips_frame_pointer_required): Make as static.
11518 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11520 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11521 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11522 (mmix_frame_pointer_required): Mew function.
11524 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11525 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11527 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11529 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11531 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11533 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11534 (CAN_ELIMINATE): Redefine.
11535 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11536 (sparc_frame_pointer_required): New function.
11537 (sparc_can_eliminate): New function.
11538 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11540 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11541 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11543 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11544 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11545 (xtensa_frame_pointer_required): Make as static, change return type
11547 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11550 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11552 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11553 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11554 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11555 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11556 (register_callback): Handle PLUGIN_START_UNIT.
11557 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11559 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11561 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11563 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11564 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11566 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11568 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11571 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11573 * doc/extend.texi (Additional Floating Types): __float128 is also
11574 supported on i386 targets.
11576 2009-06-29 Richard Guenther <rguenther@suse.de>
11578 PR middle-end/14187
11579 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11581 (pt_solutions_same_restrict_base): Declare.
11582 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11584 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11585 (make_constraint_from, make_copy_constraint): Move earlier.
11586 (make_constraint_from_heapvar): New function.
11587 (make_constraint_from_restrict): Likewise.
11588 (handle_lhs_call): Use it.
11589 (find_func_aliases): Use it to track conversions to restrict
11590 qualified pointers.
11591 (struct fieldoff): Add only_restrict_pointers flag.
11592 (push_fields_onto_fieldstack): Initialize it.
11593 (create_variable_info_for): Track global restrict qualified pointers.
11594 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11595 Track restrict qualified pointer arguments.
11596 (set_uids_in_ptset): Use varinfo is_global_var flag.
11597 (find_what_var_points_to): Set the vars_contains_restrict flag.
11598 Always create the points-to solution for sets including restrict tags.
11599 (pt_solutions_same_restrict_base): New function.
11600 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11601 qualified pointers use pt_solutions_same_restrict_base as
11602 additional source for disambiguation.
11604 2009-06-29 Richard Guenther <rguenther@suse.de>
11606 PR middle-end/38212
11607 * alias.c (find_base_decl): Remove.
11608 (get_deref_alias_set_1): Remove restrict handling.
11609 * c-common.c (c_apply_type_quals_to_decl): Do not set
11610 DECL_POINTER_ALIAS_SET.
11611 * gimplify.c (find_single_pointer_decl_1): Remove.
11612 (find_single_pointer_decl): Likewise.
11613 (internal_get_tmp_var): Remove restrict handling.
11614 (gimple_regimplify_operands): Likewise.
11615 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11616 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11617 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11618 * tree.c (restrict_base_for_decl): Remove.
11619 (init_ttree): Do not allocate it.
11620 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11621 LABEL_DECL_UID for label decls.
11622 (copy_node_stat): Do not copy restrict information.
11623 (decl_restrict_base_lookup): Remove.
11624 (decl_restrict_base_insert): Likewise.
11625 (print_restrict_base_statistics): Likewise.
11626 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11627 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11628 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11629 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11630 (LABEL_DECL_UID): Adjust.
11631 (DECL_BASED_ON_RESTRICT_P): Remove.
11632 (DECL_GET_RESTRICT_BASE): Likewise.
11633 (SET_DECL_RESTRICT_BASE): Likewise.
11634 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11636 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11637 instead of DECL_POINTER_ALIAS_SET.
11638 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11639 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11640 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11642 2009-06-29 Richard Guenther <rguenther@suse.de>
11644 PR tree-optimization/40579
11645 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11646 the IL to simplify has constants that overflowed.
11648 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11650 PR tree-optimization/40550
11651 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11652 vector_compute_type only when the size of vector_compute_type is
11653 less than the size of type.
11655 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11657 * fold-const.c (contains_label_1): Fix comments.
11658 (contains_label_p): Do not walk trees multiple time.
11660 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11662 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11663 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11664 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11665 ix86_fp_comparison_operator.
11666 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11667 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11668 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11669 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11670 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11671 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11672 (related splits): Change predicate to ix86_fp_comparison_operator.
11673 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11674 instead of ix86_fp_comparison_codes.
11675 (ix86_trivial_fp_comparison_operator,
11676 ix86_fp_comparison_operator): New.
11677 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11678 (ix86_expand_compare): Eliminate last two parameters.
11679 (ix86_fp_jump_nontrivial_p): Kill.
11680 * config/i386/i386.c (put_condition_code): Eliminate call to
11681 ix86_fp_comparison_codes and subsequent assertion.
11682 (ix86_fp_comparison_codes): Eliminate.
11683 (ix86_fp_swap_condition): New.
11684 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11685 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11686 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11687 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11688 and ix86_fp_swap_condition.
11689 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11690 Use ix86_fp_comparison_strategy.
11691 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11692 (ix86_fp_jump_nontrivial_p): Eliminate.
11693 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11694 call to ix86_expand_compare.
11695 (ix86_split_fp_branch, ix86_expand_setcc,
11696 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11697 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11699 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11701 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11702 related to jump_clobbers.
11703 * config/arm/arm.md (conds): Remove jump_clob case.
11704 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11705 splits): Change comparison_operator to arm_comparison_operator.
11706 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11709 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11711 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11712 condition for floating point modes.
11713 * expmed.c (emit_store_flag_1): Move here a bigger part
11714 of emit_store_flag.
11715 (emit_store_flag): Try swapping the condition for floating point
11717 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11719 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11721 * expr.c (expand_expr_real_1): Just use do_store_flag.
11722 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11723 emit_store_flag_force.
11724 * expmed.c (emit_store_flag_force): Copy here trick
11725 previously in expand_expr_real_1. Try reversing the comparison.
11726 (emit_store_flag_1): Work if target is NULL.
11727 (emit_store_flag): Work if target is NULL, using the result mode
11728 from the comparison. Use split_comparison, restructure final part
11729 to simplify conditionals.
11731 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11733 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11734 * dojump.c (do_jump): Change handling of floating-point
11735 ops to use just do_compare_and_jump.
11736 (split_comparison): New.
11737 (do_compare_rtx_and_jump): Add here logic coming previously
11738 in do_jump, using split_comparison.
11740 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11743 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11745 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11747 * tree-ssa-alias.c: Fix unintentional commit.
11749 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11751 * passes.c (execute_one_pass): Fix unintentional commit.
11753 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11755 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11756 (df_rd_local_compute, df_md_local_compute): Inline them.
11758 (df_md_scratch): New.
11759 (df_md_alloc, df_md_free): Allocate/free it.
11760 (df_md_local_compute): Only include live registers in init.
11761 (df_md_transfer_function): Prune the in-set computed by
11762 the confluence function, and the gen-set too.
11764 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11766 PR rtl-optimization/26854
11767 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11768 * df-problems.c (df_rd_add_problem): Fix comment.
11769 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11770 df_md_simulate_artificial_defs_at_top,
11771 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11772 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11773 df_md_transfer_function, df_md_init, df_md_confluence_0,
11774 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11775 problem_MD, df_md_add_problem): New.
11776 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11777 df_md_get_bb_info): New.
11778 (DF_LAST_PROBLEM_PLUS1): Adjust.
11780 * Makefile.in (fwprop.o): Include domwalk.h.
11781 * fwprop.c: Include domwalk.h.
11782 (reg_defs, reg_defs_stack): New.
11783 (bitmap_only_bit_between): Remove.
11784 (process_defs): New.
11785 (process_uses): Use reg_defs and local_md instead of
11786 bitmap_only_bit_between and local_rd.
11787 (single_def_use_enter_block): New, from build_single_def_use_links.
11788 (single_def_use_leave_block): New.
11789 (build_single_def_use_links): Remove code moved to
11790 single_def_use_enter_block, invoke domwalk.
11791 (use_killed_between): Adjust comment.
11793 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11795 * bitmap.h (bitmap_ior_and_into): New.
11796 * bitmap.c (bitmap_ior_and_into): New.
11798 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11800 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11801 before_dom_children_before_stmts and after_dom_children_after_stmts.
11802 Rename the two remaining callbacks to just before_dom_children and
11803 after_dom_children. Remove other GIMPLE statement walking bits.
11804 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11805 * graphite.c: Do not include domwalk.h.
11806 * tree-into-ssa.c (interesting_blocks): New global.
11807 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11808 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11809 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11810 now that they're not domwalk callbacks.
11811 (rewrite_initialize_block): Rename to...
11812 (rewrite_enter_block): ... this, place after called functions. Test
11813 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11814 (rewrite_finalize_block): Rename to...
11815 (rewrite_leave_block): ... this, place after called functions.
11816 (rewrite_update_init_block): Rename to...
11817 (rewrite_update_enter_block): ... this, place after called functions.
11818 Test interesting_blocks, call rewrite_update_stmt and
11819 rewrite_update_phi_arguments.
11820 (rewrite_update_fini_block): Rename to...
11821 (rewrite_leave_block): ... this, place after called functions.
11822 (rewrite_blocks): Remove last argument, simplify initialization of
11824 (mark_def_sites_initialize_block): Rename to...
11825 (mark_def_sites_block): ... this, call mark_def_sites.
11826 (mark_def_sites_blocks): Remove argument, simplify initialization of
11828 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11829 (update_ssa): Likewise.
11830 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11832 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11833 (dom_opt_initialize_block): Rename to...
11834 (dom_opt_enter_block): ... this, place after called functions. Walk
11835 statements here, inline propagate_to_outgoing_edges.
11836 (dom_opt_finalize_block): Rename to...
11837 (dom_opt_leave_block): ... this, place after called functions.
11838 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11840 (dse_enter_block, dse_record_phi): New.
11841 (dse_record_phis): Delete.
11842 (dse_finalize_block): Rename to...
11843 (dse_leave_block): ... this.
11844 (tree_ssa_dse): Simplify initialization of walk_data.
11845 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11846 Adjust initialization of walk_data.
11847 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11848 * tree-ssa-loop-phiopt.c (get_non_trapping):
11849 Adjust initialization of walk_data.
11850 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11851 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11852 it's not a domwalk callback.
11853 (uncprop_initialize_block): Rename to...
11854 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11855 (dse_finalize_block): Rename to...
11856 (dse_leave_block): ... this.
11857 (tree_ssa_uncprop): Simplify initialization of walk_data.
11858 * Makefile.in: Adjust dependencies.
11860 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11862 * arm.md (casesi): Fix test for Thumb1.
11863 (thumb1_casesi_internal_pic): Likewise.
11864 (thumb1_casesi_dispatch): Likewise.
11866 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11868 * config/arm/arm-cores.def: Added core cortex-m0.
11869 * config/arm/arm-tune.md: Regenerated.
11870 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11872 2009-06-26 DJ Delorie <dj@redhat.com>
11874 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11876 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11877 the scheduler doesn't tag jump insns.
11879 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11881 * c-decl.c (merge_decls): Re-indent.
11883 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11886 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11887 Special-case decimal float constants.
11889 2009-06-26 Richard Henderson <rth@redhat.com>
11891 * function.h (struct function): Add cannot_be_copied_reason,
11892 and cannot_be_copied_set.
11893 * tree-inline.c (has_label_address_in_static_1): Rename from
11894 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11895 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11896 don't set inline_forbidden_reason.
11897 (copy_forbidden): New function, split out of inline_forbidden_p.
11898 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11899 (inline_forbidden_p): Use copy_forbidden.
11900 (tree_versionable_function_p): Likewise.
11901 (inlinable_function_p): Merge into tree_inlinable_function_p.
11902 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11903 * ipa-cp.c (ipcp_versionable_function_p): New function.
11904 (ipcp_cloning_candidate_p): Use it.
11905 (ipcp_node_modifiable_p): Likewise.
11907 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11909 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11910 that is marked not to be inlined. Remove flag_mudflap use.
11911 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11912 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11914 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11917 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11918 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11920 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11922 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11924 (__mingwthr_remove_key_dtor): Likewise.
11926 2009-06-26 Richard Guenther <rguenther@suse.de>
11928 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11930 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11932 PR middle-end/40525
11933 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11934 try the non-cond_exec path also.
11936 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11939 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11940 (output_cbranch): Use new functions.
11941 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11944 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11945 Pat Haugen <pthaugen@us.ibm.com>
11946 Revital Eres <ERES@il.ibm.com>
11948 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11949 for %c error. Add %x support to print VSX registers as a unified
11950 register set, instead of separate float and altivec registers.
11951 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11952 %y case, and add support for VSX pre-modify addresses.
11953 (output_toc): Add assert for CONST containing an integer constant
11955 (rs6000_adjust_cost): Add POWER7 support.
11956 (insn_must_be_first_in_group): Ditto.
11957 (insn_must_be_last_in_group): Ditto.
11958 (rs6000_emit_popcount): Ditto.
11959 (rs6000_vector_mode_supported_p): Ditto.
11961 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11962 Change some of the functions called by macros to being called
11963 through a pointer, so debug functions can be inserted if
11964 -mdebug=addr or -mdebug=cost.
11965 (rs6000_preferred_reload_class_ptr): Ditto.
11966 (rs6000_secondary_reload_class_ptr): Ditto.
11967 (rs6000_secondary_memory_needed_ptr): Ditto.
11968 (rs6000_cannot_change_mode_class_ptr): Ditto.
11969 (rs6000_secondary_reload_inner): Ditto.
11970 (rs6000_legitimize_reload_address): Ditto.
11971 (rs6000_legitimize_reload_address_ptr): Ditto.
11972 (rs6000_mode_dependent_address): Ditto.
11973 (rs6000_mode_dependent_address_ptr): Ditto.
11975 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11976 function to return true if the mode allows reg + integer
11978 (virtual_stack_registers_memory_p): New function to return true if
11979 the address refers to a virtual stack register.
11980 (rs6000_legitimate_offset_address_p): Move code to say whether a
11981 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11983 (rs6000_legitimate_address_p): Add checks for modes that only can
11984 do reg+reg addressing. Start adding VSX support.
11985 (rs6000_legitimize_reload_address): Ditto.
11986 (rs6000_legitimize_address): Ditto.
11987 (rs6000_debug_legitimate_address_p): New debug functions for
11988 -mdebug=addr and -mdebug=cost.
11989 (rs6000_debug_rtx_costs): Ditto.
11990 (rs6000_debug_address_costs): Ditto.
11991 (rs6000_debug_adjust_cost): Ditto.
11992 (rs6000_debug_legitimize_address): Ditto.
11993 (rs6000_legitimize_reload_address_ptr): Point to call normal
11994 function or debug function. Make functions called via pointer
11996 (rs6000_mode_dependent_address_ptr): Ditto.
11997 (rs6000_secondary_reload_class_ptr): Ditto.
11998 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11999 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12000 into a friendlier error.
12001 (rs6000_init_builtins): Add initial VSX support.
12002 (rs6000_adjust_cost): Fix some spacing issues.
12004 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12005 (REG_CLASS_NAMES): Ditto.
12006 (REG_CLASS_CONTENTS): Ditto.
12007 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12008 pointer, to add -mdebug=addr support.
12009 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12010 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12011 -mdebug=addr support.
12012 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12013 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12014 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12016 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12018 (bswapsi*): Set attribute types for load/store. Add combiner
12019 patterns to eliminate zero extend on 64-bit.
12020 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12021 stdbrx if the hardware supports those instructions.
12023 2009-06-25 Ian Lance Taylor <iant@google.com>
12025 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12026 (Link Options): Document -static-libstdc++.
12028 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12031 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12032 DATA_ALIGNMENT instead.
12034 2009-06-25 Richard Guenther <rguenther@suse.de>
12036 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12037 indirect references against the callused/escaped solutions.
12038 (call_may_clobber_ref_p_1): Likewise.
12040 2009-06-25 Martin Jambor <mjambor@suse.cz>
12042 PR tree-optimization/40493
12043 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12044 (enum unscalarized_data_handling): New type.
12045 (handle_unscalarized_data_in_subtree): Return what has been done.
12046 (load_assign_lhs_subreplacements): Handle left flushes differently.
12047 (sra_modify_assign): Use unscalarized_data_handling, simplified
12048 condition determining whether to remove the statement.
12050 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12052 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12053 excerpt - @ should be doubled for texinfo.
12055 2009-06-24 Ian Lance Taylor <iant@google.com>
12057 * config/arc/arc.c: Include "df.h".
12058 (arc_attribute_table): Make static. Move higher in file.
12059 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12060 (output_shift): Initialize n later to avoid warning.
12061 * config/arm/arm.c (arm_attribute_table): Make static. Move
12063 * config/avr/avr.c (avr_attribute_table): Make static. Move
12065 (reg_class_tab): Change array type from int to enum reg_class.
12066 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12068 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12069 (lshrhi3_out): Likewise.
12070 (class_likely_spilled_p): Change return type to bool.
12071 (avr_rtx_costs): Use local code variable with enum type.
12072 * config/avr/avr.md (movmemhi): Use add_reg_note.
12073 (andhi3, andsi3): Don't use AS2 with "and".
12074 (iorhi3, iorsi3): Don't use AS2 with "or".
12075 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12076 * config/crx/crx.c: Include "df.h".
12077 (crx_attribute_table): Make static.
12078 * config/m32r/m32r.c: Include "df.h".
12079 (m32r_attribute_table): Make static. Move higher in file.
12080 (pop): Use add_reg_note.
12081 (block_move_call): Change 0 to LCT_NORMAL in function call.
12082 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12083 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12084 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12085 declare, not just when TREE_CODE is defined.
12086 * config/m68hc11/m68hc11.c: Include "expr.h".
12087 (m68hc11_attribute_table): Make static. Move higher in file.
12088 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12090 (m68hc11_register_indirect_p): Likewise.
12091 (m68hc11_function_arg_padding): Change return type to enum
12093 (emit_move_after_reload): Use add_reg_note.
12094 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12095 (m68hc11_split_logical): Likewise.
12096 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12098 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12099 to VOIDmode in function call.
12100 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12102 (m68hc11_split_logical): Update declaration.
12103 (m68hc11_function_arg_padding): Update declaration.
12104 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12105 to array of enum reg_class.
12106 (mcore_attribute_table): Make static. Move higher in file.
12107 (mcore_rtx_costs): Add cast to enum type.
12108 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12109 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12110 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12112 * config/sh/predicates.md (trapping_target_operand): Rename and to
12114 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12116 * config/spu/spu.c (spu_attribute_table): Make static. Move
12118 * config/v850/v850.c (v850_attribute_table): Make static. Move
12120 (v850_rtx_costs): Use local code with enum type.
12121 (expand_epilogue): Add cast.
12122 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12124 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12127 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12128 -m2a-single-only and -m2a-nofpu.
12129 * config/sh/sh.opt: Document m2a generates FPU code.
12131 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12133 * defaults.h (CAN_ELIMINATE): Provide default.
12134 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12135 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12136 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12137 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12138 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12139 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12140 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12141 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12142 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12143 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12145 2009-06-24 DJ Delorie <dj@redhat.com>
12147 * mep-ext-cop.cpu: Fix copyright notice.
12148 * mep-default: Fix copyright notice.
12149 * mep-core: Fix copyright notice.
12150 * mep: Fix copyright notice.
12151 * mep-ivc2: Fix copyright notice.
12152 * mep-c5: Fix copyright notice.
12154 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12156 * doc/contrib.texi (Contributors):
12158 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12160 PR middle-end/40501
12161 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12162 src and dst operands if necessary.
12164 2009-06-23 DJ Delorie <dj@redhat.com>
12167 * config.gcc: Add mep support.
12168 * recog.c: Resurrect validate_replace_rtx_subexp().
12169 * recog.h: Likewise.
12170 * config/mep/: Add new port:
12171 * config/mep/constraints.md: New file.
12172 * config/mep/default.h: New file.
12173 * config/mep/intrinsics.h: New file.
12174 * config/mep/intrinsics.md: New file.
12175 * config/mep/ivc2-template.h: New file.
12176 * config/mep/mep-c5.cpu: New file.
12177 * config/mep/mep-core.cpu: New file.
12178 * config/mep/mep-default.cpu: New file.
12179 * config/mep/mep-ext-cop.cpu: New file.
12180 * config/mep/mep-intrin.h: New file.
12181 * config/mep/mep-ivc2.cpu: New file.
12182 * config/mep/mep-lib1.asm: New file.
12183 * config/mep/mep-lib2.c: New file.
12184 * config/mep/mep-pragma.c: New file.
12185 * config/mep/mep-protos.h: New file.
12186 * config/mep/mep-tramp.c: New file.
12187 * config/mep/mep.c: New file.
12188 * config/mep/mep.cpu: New file.
12189 * config/mep/mep.h: New file.
12190 * config/mep/mep.md: New file.
12191 * config/mep/mep.opt: New file.
12192 * config/mep/predicates.md: New file.
12193 * config/mep/t-mep: New file.
12195 2009-06-23 Ian Lance Taylor <iant@google.com>
12197 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12198 from loose_warn into c_loose_warn and from strict_warn into
12199 c_strict_warn. Set and substitute warn_cxxflags. Check for
12200 --enable-build-with-cxx. Set and substitute
12201 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12202 * Makefile.in (CXXFLAGS): New variable.
12203 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12204 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12205 the default is the same as $(STRICT_WARN).
12206 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12207 (CXX): New variable.
12208 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12209 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12210 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12211 (HOST_LIBS): New variable.
12212 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12213 (ALL_CXXFLAGS): New variable.
12214 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12215 * doc/install.texi (Configuration): Document
12216 --enable-build-with-cxx, --with-stage1-ldflags,
12217 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12218 * configure: Rebuild.
12220 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12222 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12223 from previous commit.
12225 2009-06-23 Ian Lance Taylor <iant@google.com>
12227 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12229 2009-06-23 Ian Lance Taylor <iant@google.com>
12231 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12232 with ATTRIBUTE_UNUSED.
12234 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12235 Pat Haugen <pthaugen@us.ibm.com>
12236 Revital Eres <eres@il.ibm.com>
12238 * config.in (HAVE_AS_POPCNTD): Add default definition.
12239 (HAVE_AS_LWSYNC): Ditto.
12241 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12243 (gcc_cv_as_powerpc_cmpb): Ditto.
12244 (gcc_cv_as_powerpc_dfp): Ditto.
12245 (gcc_cv_as_powerpc_vsx): Ditto.
12246 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12247 supporting the popcntd/lwsync instructions.
12248 (gcc_cv_as_powerpc_lwsync): Ditto.
12249 * configure: Regenerate.
12251 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12252 -mcpu=native and -mcpu=power7.
12253 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12255 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12256 a variable instead of a mask to reduce the number of mask bits.
12257 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12258 (-mbit-word): Ditto.
12259 (-mregnames): Ditto.
12260 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12261 (-mfused-madd): Ditto.
12263 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12265 (-mvsx): New switch for VSX instructions.
12266 (-misel): Move from a variable to a mask to allow it to be set by
12269 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12270 function declaration to an array declaration.
12271 (rs6000_hard_regno_nregs): New external array declaration.
12273 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12274 files included by rs6000.md.
12276 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12277 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12279 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12281 (rs6000_debug_reg): New -mdebug= variables.
12282 (rs6000_debug_addr): Ditto.
12283 (rs6000_debug_cost): Ditto.
12284 (rs6000_pmode): New variable to hold Pmode.
12285 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12286 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12287 calculated at compiler start.
12288 (rs6000_hard_regno_nregs): Change function to an array which holds
12289 HARD_REGNO_NREGS calculated at compiler start.
12290 (rs6000_explicit_options): Delete isel field.
12291 (rs6000_vector_unit): New array to hold which vector unit
12292 supports arithmetic options for a given type.
12293 (rs6000_vector_mem): New array to hold which vector unit supports
12294 memory reference operations for a given type.
12295 (rs6000_vector_align): New array to given the alignment of each
12297 (power7_cost): New basic costs for power7.
12298 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12299 (rs6000_hard_regno_nregs_internal): New function, moved from
12300 HARD_REGNO_NREGS, to calculate the number of registers each hard
12301 register takes for each type.
12302 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12303 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12304 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12305 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12306 unit information here so it is calculated once at compiler startup
12308 (rs6000_override_options): Make -misel a target mask. Add more
12309 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12310 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12312 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12313 (rs6000_handle_option): Move -misel from variable to target mask.
12314 (rs6000_builtin_mask_for_load): Add VSX support.
12315 (rs6000_conditional_register_usage): Ditto.
12316 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12317 (function_arg_boundary): Ditto.
12318 (rs6000_expand_builtin): Ditto.
12319 (def_builtin): Make abort message a little friendlier.
12320 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12322 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12323 assembler support the popcntd instruction instead of a vsx
12324 instruction to enable power7 support.
12325 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12326 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12327 option to the assembler if -mcpu=native.
12328 (ASM_CPU_NATIVE_SPEC): Ditto.
12329 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12331 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12332 the lwsync instruction.
12333 (enum processor_type): Add PROCESSOR_POWER7.
12334 (rs6000_debug_reg): New -mdebug= options.
12335 (rs6000_debug_addr): Ditto.
12336 (rs6000_debug_cost): Ditto.
12337 (rs6000_isel): Delete.
12338 (enum rs6000_vector): New enum to say what vector unit we have.
12339 (VECTOR_UNIT_*): New macros to say which vector unit has
12340 arithmetic operations for a given type.
12341 (VECTOR_MEM_*): New macros to say which vector unit has memory
12342 operations for a given type.
12343 (TARGET_LDBRX): Whether the machine supports the ldbrx
12345 (TARGET_ISEL): Delete, -misel moved to be a mask.
12346 (TARGET_ISEL64): New macro for 64-bit isel support.
12347 (UNITS_PER_VSX_WORD): New macro.
12348 (POINTER_SIZE): Move to be an external variable, rather than
12349 calculating whether we are generating 32 ot 64-bit code.
12351 (STACK_BOUNDARY): Add VSX support.
12352 (LOCAL_ALIGNMENT): Ditto.
12353 (SLOW_UNALIGNED_ACCESS): Ditto.
12354 (VSX_REGNO_P): New macro for VSX support.
12355 (VFLOAT_REGNO_P): Ditto.
12356 (VINT_REGNO_P): Ditto.
12357 (VLOGICAL_REGNO_P): Ditto.
12358 (VSX_VECTOR_MODE): Ditto.
12359 (VSX_SCALAR_MODE): Ditto.
12361 (VSX_MOVE_MODE): Ditto.
12362 (VSX_REG_CLASS_P): Ditto.
12363 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12365 (UNITS_PER_SIMD_WORD): Add VSX support.
12366 (MODES_TIEABLE_P): Ditto.
12367 (STARTING_FRAME_OFFSET): Ditto.
12368 (STACK_DYNAMIC_OFFSET): Ditto.
12369 (EPILOGUE_USES): Ditto.
12370 (REGNO_REG_CLASS): Move to array lookup.
12371 (CLASS_MAX_NREGS): Ditto.
12372 (rs6000_vector_reg_class): Add declaration.
12373 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12374 overlap with the floating point and Altivec registers.
12376 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12378 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12379 give the appropriate asm switches if -mcpu=native.
12380 (host_detect_local_cpu): Add support for "asm".
12381 (host_detect_local_cpu): Follow GNU code guidelines for name.
12383 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12384 -mbit-word to a variable instead of being a target mask.
12386 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12387 emit the lwsync instruction instead of emitting the instruction as
12388 an integer constant.
12390 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12391 fixuns_trundfsi2, move expander into rs6000.md.
12393 * config/rs6000/rs6000.md (cpu): Add power7.
12394 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12395 (logical predicate patterns): Change the single instruction
12396 primitives that set CR0 to be fast_compare instead of compare.
12398 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12399 (popcntddi2): Ditto.
12400 (popcount<mode>): Ditto.
12401 (floating multiply/add insns): Name the floating point
12402 multiply/add insns.
12403 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12404 (isel_unsigned_<mode>): Ditto.
12405 (fixuns_trundfsi2): Move expander here from spe.md.
12406 (smindi3): Define if we have -misel on 64-bit systems.
12411 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12413 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12415 * config/avr/avr.c (avr_current_device): New variable.
12416 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12417 (avr_arch, mcu_type_s): Move to avr.h.
12418 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12419 default_data_section_start fields.
12420 (avr_arch): Moved from avr.c.
12421 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12422 library_name fields.
12423 (avr_current_device, avr_mcu_types, avr_arch_types,
12424 avr_device_to_arch, avr_device_to_data_start,
12425 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12426 (EXTRA_SPEC_FUNCTIONS): Define.
12427 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12428 options mapping. Use device_to_arch and device_to_data_start insted.
12429 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12430 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12431 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12432 * config/avr/driver-avr.c: New file.
12433 * config/avr/avr-devices.c: New file.
12435 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12437 * var-tracking.c (unshare_variable): Force initialized to
12438 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12439 (set_variable_part): Likewise.
12440 (struct variable_union_info): Remove pos_src field.
12441 (vui_vec, vui_allocated): New variables.
12442 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12443 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12444 == 1 use a simpler sorting algorithm. Compute pos field right
12445 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12446 Avoid quadratic comparison if !flag_var_tracking_uninit.
12447 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12448 unshare_variable unconditionally.
12449 (dataflow_set_different_2): Removed.
12450 (dataflow_set_different): Don't traverse second hash table.
12451 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12452 unconditionally to var_reg_set or var_mem_set.
12453 (emit_notes_in_bb): Likewise.
12454 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12456 (emit_note_insn_var_location): Don't set initialized to
12457 VAR_INIT_STATUS_INITIALIZED early.
12458 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12460 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12462 * tree-object-size.c (addr_object_size): Instead of checking
12463 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12464 are no FIELD_DECLs following it.
12466 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12468 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12469 order to match bswaps with signed source operands.
12471 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12473 * sdbout.c (sdbout_one_type): Fix braces in switch.
12475 2009-06-23 Richard Guenther <rguenther@suse.de>
12477 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12479 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12480 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12481 var_callused, callused_tree, var_storedanything, storedanything_tree,
12482 var_integer, integer_tree): Remove global variables.
12483 (new_var_info): Do not pass new id, append the new var to the
12484 global variable vector.
12485 (do_ds_constraint): Use is_global_var member of the variable-info.
12486 (new_scalar_tmp_constraint_exp): Adjust.
12487 (create_function_info_for): Likewise.
12488 (create_variable_info_for): Likewise.
12489 (find_what_var_points_to): Remove dead code.
12490 (init_base_vars): Simplify.
12491 (compute_points_to_sets): Adjust.
12493 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12495 * combine.c (try_combine): Dump information about the insns we're
12498 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12500 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12501 check when calling force_to_mode on TRUNCATE's operand.
12503 2009-06-22 Ian Lance Taylor <iant@google.com>
12505 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12507 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12509 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12511 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12513 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12514 override library linkage flags such as -static-libgcc or
12517 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12519 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12521 2009-06-22 Ian Lance Taylor <iant@google.com>
12523 * config/linux.opt: Put mglibc ahead of muclibc.
12525 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12526 for duplicate decls.
12528 2009-06-22 Matthias Klose <doko@ubuntu.com>
12530 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12532 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12535 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12536 instead of NULL if a parser error occurs.
12538 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12540 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12541 non-DWARF2_DEBUGGING_INFO version.
12543 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12545 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12546 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12548 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12549 (LIBGCC2_TF_CEXT): Define.
12552 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12555 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12557 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12559 * config/arm/arm.c (arm_override_options): Disable
12560 -mcaller-super-interworking and -mcallee-super-interworking.
12561 * doc/invoke.texi (ARM Options): Document this.
12563 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12565 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12566 * config/arm/constraints.md (j): New constraint for movw operands.
12567 (N): Remove thumb2 meaning.
12568 * config/arm/arm.md (*arm_movw): Delete.
12569 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12570 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12571 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12573 2009-06-22 Martin Jambor <mjambor@suse.cz>
12575 PR tree-optimization/40492
12576 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12577 build_ref_for_offset.
12579 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12581 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12582 JUMP_TABLE_DATA_P predicates where applicable.
12583 * auto-inc-dec.c: Ditto.
12584 * builtins.c: Ditto.
12585 * caller-save.c: Ditto.
12587 * cfgcleanup.c: Ditto.
12588 * cfglayout.c: Ditto.
12590 * combine.c: Ditto.
12591 * combine-stack-adj.c: Ditto.
12595 * df-scan.c: Ditto.
12597 * dwarf2asm.c: Ditto.
12598 * dwarf2out.c: Ditto.
12599 * emit-rtl.c: Ditto.
12605 * function.c: Ditto.
12608 * genpreds.c: Ditto.
12609 * genrecog.c: Ditto.
12611 * ira-costs.c: Ditto.
12612 * ira-lives.c: Ditto.
12614 * loop-iv.c: Ditto.
12615 * lower-subreg.c: Ditto.
12616 * modulo-sched.c: Ditto.
12618 * postreload.c: Ditto.
12619 * print-rtl.c: Ditto.
12621 * reginfo.c: Ditto.
12622 * regmove.c: Ditto.
12623 * reload1.c: Ditto.
12626 * rtlanal.c: Ditto.
12628 * sched-vis.c: Ditto.
12630 * sel-sched-ir.c: Ditto.
12631 * simplify-rtx.c: Ditto.
12632 * targhooks.c: Ditto.
12633 * var-tracking.c: Ditto.
12634 * vmsdbgout.c: Ditto.
12636 2009-06-22 Matthias Klose <doko@ubuntu.com>
12638 * Makefile.in (install-plugin): Always use DESTDIR.
12640 2009-06-22 Olivier Hainque <hainque@adacore.com>
12642 * config/pa/pa.c (output_call): Don't optimize post call jumps
12643 into return address adjustments if the call may throw.
12645 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12647 * arm.c (thumb1_output_casesi): New function.
12648 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12649 optimizing for size or PIC.
12650 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12651 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12652 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12653 (thumb1_casesi_internal_pic): New expand rule.
12654 (thumb1_casesi_dispatch): New pattern.
12655 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12657 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12658 in the text seciton when PIC or optimizing for size.
12659 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12660 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12661 preservation properties of code.
12662 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12663 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12664 (__gnu_thumb1_case_si): New function.
12665 * t-arm (LIB1ASMSRC): Define here.
12666 (LIB1ASMFUNCS): Add some common functions.
12667 * t-arm-elf (LIB1ASMSRC): Delete.
12668 (LIB1ASMFUNCS): Append to existing set.
12669 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12670 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12671 * t-symbian (LIB1ASMFUNCS): Likewise.
12672 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12673 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12675 2009-06-21 Richard Guenther <rguenther@suse.de>
12677 PR tree-optimization/38729
12678 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12679 to loops with a single exit if -fno-expensive-optimizations.
12681 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12683 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12684 (dataflow_set): Change vars type from htab_t to shared_hash.
12685 (shared_hash_pool, empty_shared_hash): New variables.
12686 (vars_clear): Removed.
12687 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12688 shared_hash_find_slot_unshare, shared_hash_find_slot,
12689 shared_hash_find_slot_noinsert, shared_hash_find): New
12691 (shared_hash_unshare, shared_hash_destroy): New functions.
12692 (unshare_variable): Unshare set->vars if shared, use
12694 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12695 (get_init_value, find_src_set_src, dump_dataflow_set,
12696 clobber_variable_part, emit_notes_for_differences): Use
12698 (dataflow_set_init): Remove second argument, set vars to
12699 empty_shared_hash instead of creating a new htab.
12700 (dataflow_set_clear): Call shared_hash_destroy and set vars
12701 to empty_shared_hash instead of calling vars_clear.
12702 (dataflow_set_copy): Don't call vars_copy, instead just share
12703 the src htab with dst.
12704 (variable_union): Use shared_hash_*, use initially NO_INSERT
12705 lookup if set->vars is shared. Don't keep slot cleared before
12706 calling unshare_variable. Unshare set->vars if needed.
12707 Even ->refcount == 1 vars must be unshared if set->vars is shared
12708 and var needs to be modified.
12709 (variable_canonicalize): New function.
12710 (dataflow_set_union): If dst->vars is empty, just share src->vars
12711 with dst->vars and traverse with variable_canonicalize to canonicalize
12712 and unshare what is needed.
12713 (dataflow_set_different): If old_set and new_set use the same shared
12714 htab, they aren't different. If number of htab elements is different,
12715 htabs are different. Use shared_hash_*.
12716 (dataflow_set_destroy): Call shared_hash_destroy instead of
12718 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12719 second argument to dataflow_set_init.
12720 (vt_initialize): Likewise. Initialize shared_hash_pool and
12721 empty_shared_hash, move bb in/out initialization afterwards.
12722 Use variable_htab_free instead of NULL as changed_variables del hook.
12723 (variable_was_changed): Change type of second argument to pointer to
12724 dataflow_set. When inserting var into changed_variables, bump
12725 refcount. Unshare set->vars if set is shared htab and slot needs to
12727 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12728 lookup if set->vars is shared. Unshare set->vars if needed.
12729 Even ->refcount == 1 vars must be unshared if set->vars is shared
12730 and var needs to be modified. Adjust variable_was_changed caller.
12731 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12732 vars must be unshared if set->vars is shared and var needs to be
12733 modified. Adjust variable_was_changed caller.
12734 (emit_note_insn_var_location): Don't pool_free var.
12735 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12737 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12738 free_alloc_pool on shared_hash_pool.
12740 2009-06-20 Anthony Green <green@moxielogic.com>
12742 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12743 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12745 2009-06-20 Richard Guenther <rguenther@suse.de>
12747 * tree-ssa-structalias.c (find_func_aliases): For memset use
12748 a constraint from NULL if we memset to zero.
12749 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12750 we explicitly handle that do not read from memory.
12751 (call_may_clobber_ref_p_1): Properly handle builtins that may
12754 2009-06-20 Richard Guenther <rguenther@suse.de>
12756 PR tree-optimization/40495
12757 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12758 (new_scalar_tmp_constraint_exp): New function.
12759 (process_constraint): Do not create temporary decls.
12760 (process_all_all_constraints): Likewise.
12761 (handle_const_call): Likewise.
12762 (create_function_info_for): Do not set decl.
12764 2009-06-19 Ian Lance Taylor <iant@google.com>
12766 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12767 (rs6000_attribute_table): Make static; move before use.
12769 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12771 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12772 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12773 Propagate the TREE_READONLY flag without overwriting it.
12774 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12775 Propagate the TREE_READONLY flag onto the result.
12776 (process_call_operands): Move around. Use correct constant value.
12778 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12781 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12782 * config/arm/arm.md: Likewise.
12784 2009-06-19 Ian Lance Taylor <iant@google.com>
12786 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12787 to GIMPLE_ERROR_MARK.
12789 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12790 op2_original_type parameters. Warn about using different enum types.
12791 * c-parser.c (c_parser_conditional_expression): Pass original
12792 types to build_conditional_expr.
12793 * c-tree.h (build_conditional_expr): Update declaration.
12795 2009-06-19 Ian Lance Taylor <iant@google.com>
12797 * config/i386/i386.c (ix86_function_specific_save): Test that
12798 fields match values, rather than testing the values are in a
12801 2009-06-19 Richard Guenther <rguenther@suse.de>
12803 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12804 ADDR_EXPR pointers.
12805 (ptr_derefs_may_alias_p): Likewise.
12806 (ptr_deref_may_alias_ref_p_1): New function.
12807 (ptr_deref_may_alias_ref_p): Likewise.
12808 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12809 covered by looking at the ESCAPED solution.
12810 (call_may_clobber_ref_p_1): Likewise.
12811 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12812 Handle NULL_TREE offset. Do not produce redundant constraints.
12813 (process_all_all_constraints): New helper function.
12814 (do_structure_copy): Use it.
12815 (handle_lhs_call): Likewise.
12816 (find_func_aliases): Handle some builtins with pointer arguments
12817 and/or return values explicitly.
12819 2009-06-19 Ian Lance Taylor <iant@google.com>
12821 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12823 2009-06-19 Ian Lance Taylor <iant@google.com>
12825 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12827 2009-06-19 Ian Lance Taylor <iant@google.com>
12829 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12830 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12833 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12834 uninitialized const.
12836 2009-06-19 Ian Lance Taylor <iant@google.com>
12838 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12841 * c-decl.c (in_struct, struct_types): Remove.
12842 (struct c_binding): Add in_struct field.
12843 (c_binding_ptr): Define type, along with VEC.
12844 (struct c_struct_parse_info): Define.
12845 (struct_parse_info): New static variable.
12846 (bind): Initialize in_struct field.
12847 (start_struct): Remove enclosing_in_struct and
12848 enclosing_struct_types parameters. Add
12849 enclosing_struct_parse_info parameter. Change all callers. Set
12850 struct_parse_info rather than in_struct and struct_types.
12851 (grokfield): If -Wc++-compat and there is a symbol binding for the
12852 field name, set the in_struct flag and push it on the
12853 struct_parse_info->fields vector.
12854 (warn_cxx_compat_finish_struct): New static function.
12855 (finish_struct): Remove enclosing_in_struct and
12856 enclosing_struct_types parameters. Add
12857 enclosing_struct_parse_info parameter. Change all callers. Don't
12858 set C_TYPE_DEFINED_IN_STRUCT here. Call
12859 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12860 parameter. Only push on struct_types if warn_cxx_compat.
12861 (finish_enum): Only push on struct_types if warn_cxx_compat.
12862 (declspecs_add_type): Add loc parameter. Change all callers.
12863 Change all error calls to error_at. Pass loc, not input_location,
12864 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12865 defined in a struct. If -Wc++-compat and parsing a struct, record
12866 that a typedef name was used.
12867 * c-parser.c (c_parser_declspecs): Get location to pass to
12868 declspecs_add_type.
12869 (c_parser_struct_or_union_specifier): Update calls to start_struct
12871 * c-tree.h (struct c_struct_parse_info): Declare.
12872 (finish_struct, start_struct): Update declarations.
12873 (declspecs_add_type): Update declaration.
12875 2009-06-19 Ian Lance Taylor <iant@google.com>
12877 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12878 variable with an anonymous type.
12880 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12882 * see.c: Remove for real.
12884 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12886 * optabs.h (enum optab_index): Add new OTI_significand.
12887 (significand_optab): Define corresponding macro.
12888 * optabs.c (init_optabs): Initialize significand_optab.
12889 * genopinit.c (optabs): Implement significand_optab using
12890 significand?f2 patterns.
12891 * builtins.c (expand_builtin_mathfn): Handle
12892 BUILT_IN_SIGNIFICAND{,F,L}.
12893 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12894 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12896 * config/i386/i386.md (significandxf2, significand<mode>2): New
12897 expanders to implement significandf, significand and significandl
12898 built-ins as inline x87 intrinsics.
12900 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12902 * config/avr/avr.c (avr_override_options): Remove setting value of
12903 PARAM_INLINE_CALL_COST.
12905 2009-06-18 Richard Henderson <rth@redhat.com>
12908 * tree-pass.h (TDF_ASMNAME): New.
12909 * tree-dump.c (dump_options): Add asmname.
12910 * doc/invoke.texi: Document it.
12912 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12913 (dump_decl_name): ...here.
12914 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12915 (dump_generic_node): Update dump_function_name calls.
12916 (print_call_name): New flags arg; update all dump calls.
12917 * diagnostic.h (print_call_name): Update.
12918 * gimple-pretty-print.c (dump_gimple_call): Update.
12920 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12923 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12925 2009-06-18 Diego Novillo <dnovillo@google.com>
12927 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12928 * plugin.c (str_license): Declare.
12929 (try_init_one_plugin): Assert that the symbol
12930 'plugin_is_GPL_compatible' exists.
12932 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12935 * Makefile.in (OBJS-common): Remove see.o.
12937 * common.opt (fsee): Mark as preserved for backward compatibility.
12938 * opts.c (common_handle_option): Add OPT_fsee to the backward
12939 compatibility section.
12940 * passes.c (init_optimization_passes, pass_see): Remove pass.
12941 * timevar.def (TV_SEE): Remove.
12942 * tree-pass.h (pass_see): Remove declaration.
12943 * doc/invoke.texi (-fsee): Remove documentation.
12945 2009-06-18 Martin Jambor <mjambor@suse.cz>
12947 * tree-sra.c: Include statistics.h
12948 (sra_stats): New variable.
12949 (sra_initialize): Clear sra_stats.
12950 (create_access_replacement): Increment sra_stats.replacements.
12951 (get_access_replacement): Do not return twice.
12952 (analyze_all_variable_accesses): Increment statistics counter by the
12953 number of scalarized aggregates.
12954 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12955 (sra_modify_expr): Increment sra_stats.exprs.
12956 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12957 (sra_modify_assign): Increment sra_stats.exprs,
12958 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12959 (perform_intra_sra): Update statistics counters.
12960 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12962 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12964 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12965 (arm_scalar_mode_supported_p): New function.
12967 2009-06-18 Paul Brook <paul@codesourcery.com>
12968 Sandra Loosemore <sandra@codesourcery.com>
12970 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12971 (__extendhfsf2, __truncsfhf2): Define.
12972 * config/arm/fp16.c: New file.
12973 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12974 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12976 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12978 * doc/extend.texi (Half-Precision): New section.
12979 * doc/invoke.texi (Option Summary): List -mfp16-format.
12980 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12981 * config/arm/arm.opt (mfp16-format=): New.
12982 * config/arm/arm.c: Include intl.h.
12983 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12984 (TARGET_INVALID_RETURN_TYPE): Redefine.
12985 (TARGET_PROMOTED_TYPE): Redefine.
12986 (TARGET_CONVERT_TO_TYPE): Redefine.
12987 (arm_fp16_format): Define.
12988 (all_fpus): Add entry for neon-fp16.
12989 (fp_model_for_fpu): Likewise.
12990 (struct fp16_format): Declare.
12991 (all_fp16_formats): Define.
12992 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12994 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12996 (arm_legitimate_index_p): Treat HFmode like HImode.
12997 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12998 (coproc_secondary_reload_class): Special-case HFmode.
12999 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13000 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13001 (arm_init_fp16_builtins): New.
13002 (arm_init_builtins): Call it.
13003 (arm_invalid_parameter_type): New.
13004 (arm_invalid_return_type): New.
13005 (arm_promoted_type): New.
13006 (arm_convert_to_type).
13007 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13009 (arm_emit_fp16_const): New function.
13010 (arm_mangle_type): Mangle __fp16 as "Dh".
13011 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13013 (TARGET_NEON_FP16): New.
13014 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13015 (enum fputype): Add FPUTYPE_NEON_FP16.
13016 (enum arm_fp16_format_type): Declare.
13017 (arm_fp16_format): Declare.
13018 (LARGEST_EXPONENT_IS_NORMAL): Define.
13019 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13020 * config/arm/arm-modes.def (HFmode): Define.
13021 * config/arm/vfp.md: (*movhf_vfp): New.
13022 (extendhfsf2): New.
13024 * config/arm/arm.md: (fpu): Add neon_fp16.
13025 (floatsihf2, floatdihf2): New.
13026 (fix_trunchfsi2, fix_trunchfdi2): New.
13028 (extendhfdf2): New.
13030 (*arm32_movhf): New.
13031 (*thumb1_movhf): New.
13032 (consttable_2): Add check for HFmode constants.
13033 (consttable_4): Handle HFmode constants.
13035 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13037 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13039 2009-06-17 Olivier Hainque <hainque@adacore.com>
13041 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13042 const char ** conversion in AIX specific section.
13044 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13046 * config/i386/i386.c (ix86_special_builtin_type): Remove
13047 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13048 (bdesc_special_args): Updated.
13049 (ix86_init_mmx_sse_builtins): Likewise.
13050 (ix86_expand_special_args_builtin): Likewise.
13052 2009-06-17 Richard Henderson <rth@redhat.com>
13054 * tree-pretty-print.c (maybe_dump_asm_name): New.
13055 (dump_decl_name): Use it.
13056 (PRINT_FUNCTION_NAME): Merge into...
13057 (dump_function_name): ... here. Use maybe_dump_asm_name.
13059 2009-06-17 Cary Coutant <ccoutant@google.com>
13061 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13063 * debug.c (struct gcc_debug_hooks): Change placeholder for
13065 (debug_nothing_int_charstar_int): Replaced by...
13066 (debug_nothing_int_charstar_int_bool): ...this.
13067 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13068 source_line prototype.
13069 (debug_nothing_int_charstar_int): Replaced by...
13070 (debug_nothing_int_charstar_int_bool): ...this.
13071 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13072 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13073 Output is_stmt operand when necessary.
13074 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13075 (notice_source_line): Add is_stmt parameter.
13076 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13077 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13079 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13080 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13082 2009-06-17 Ian Lance Taylor <iant@google.com>
13084 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13086 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13089 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13091 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13092 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13093 tree_strip_sign_nop_conversions and
13094 tree_ssa_strip_useless_type_conversions rather than stripping
13095 the operations here.
13096 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13098 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13099 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13100 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13101 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13104 2009-06-17 Michael Eager <eager@eagercon.com>
13106 * config/rs6000/constraints.md (register_constraint "d"): New.
13107 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13108 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13109 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13110 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13111 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13112 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13113 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13114 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13115 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13116 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13118 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13119 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13120 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13121 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13122 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13123 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13124 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13125 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13126 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13127 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13128 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13129 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13130 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13131 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13133 2009-06-16 Ian Lance Taylor <iant@google.com>
13135 * profile.c (total_num_never_executed): Don't define.
13136 (compute_branch_probabilities): Don't count or print
13137 num_never_executed.
13138 (init_branch_prob): Don't set total_num_never_executed.
13139 (end_branch_prob): Don't print total_num_never_executed.
13141 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13143 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13145 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13147 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13148 (nabstd2_fpr): Same.
13150 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13152 * expr.c (expand_assignment): Change complex type check.
13154 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13156 * doc/plugins.texi (Building GCC plugins): Added new section.
13158 2009-06-17 Ian Lance Taylor <iant@google.com>
13160 * c-pch.c (get_ident): Don't set size of templ array.
13161 (pch_init): Don't set size of partial_pch array.
13163 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13164 string constant to intialize an array whose size is the length of
13167 2009-06-17 Richard Guenther <rguenther@suse.de>
13169 PR tree-optimization/40389
13170 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13171 to addressable types.
13172 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13174 2009-06-17 Richard Guenther <rguenther@suse.de>
13176 PR middle-end/40460
13177 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13178 if there is no evolution of left in the loop bail out.
13179 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13180 chrec_fold_multiply.
13182 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13183 Janis Johnson <janis187@us.ibm.com>
13186 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13187 for the symbol ref of a constant that is the source of a move
13188 - nor for any other not-obvious-label-ref constants.
13190 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13192 * plugin.c (position_pass): Skip newly inserted pass during list
13193 traversal to avoid repeated insertion.
13195 2009-06-16 Ian Lance Taylor <iant@google.com>
13197 * vec.h (VEC_stack_alloc): Define different version if
13198 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13199 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13200 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13201 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13203 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13205 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13207 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13208 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13209 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13210 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13211 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13212 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13213 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13214 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13215 __builtin_ia32_rdtscp.
13216 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13217 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13218 and __builtin_ia32_rorhi.
13219 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13220 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13221 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13222 (ix86_expand_args_builtin): Likewise.
13223 (ix86_expand_special_args_builtin): Likewise.
13225 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13226 (UNSPECV_RDTSC): Likewise.
13227 (UNSPECV_RDPMC): Likewise.
13228 (*bsr): Renamed to ...
13230 (*bsr_rex64): Renamed to ...
13233 (*rdpmc): Likewise.
13234 (*rdpmc_rex64): Likewise.
13236 (*rdtsc): Likewise.
13237 (*rdtsc_rex64): Likewise.
13238 (rdtscp): Likewise.
13239 (*rdtscp): Likewise.
13240 (*rdtscp_rex64): Likewise.
13242 * config/i386/ia32intrin.h: New.
13244 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13246 2009-06-16 Ian Lance Taylor <iant@google.com>
13248 * ira-build.c (copy_info_to_removed_store_destinations):
13249 Initialize parent_a.
13251 2009-06-16 Ian Lance Taylor <iant@google.com>
13253 * c-decl.c (grokdeclarator): Change size_varies to bool.
13255 2009-06-16 Ian Lance Taylor <iant@google.com>
13257 * sel-sched.c: Make forward declarations of move_op_hooks and
13258 fur_hooks explicitly extern.
13260 2009-06-16 Ian Lance Taylor <iant@google.com>
13262 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13263 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13265 2009-06-16 Ian Lance Taylor <iant@google.com>
13267 * resource.c (mark_referenced_resources): Change
13268 include_delayed_effects parameter to bool. Change all callers.
13269 (mark_end_of_function_resources): Likewise.
13270 * reorg.c (insn_references_resource_p): Likewise.
13271 (insn_sets_resource_p): Likewise.
13272 * resource.h (mark_referenced_resources): Update declaration.
13273 (mark_end_of_function_resources): Update declaration.
13275 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13277 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13279 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13281 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13282 GCC can bootstrap on AIX with GNU Binutils 2.20.
13284 2009-06-16 Ian Lance Taylor <iant@google.com>
13286 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13288 2009-06-16 Ian Lance Taylor <iant@google.com>
13290 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13291 inline, not extern inline.
13292 (exact_log2): Likewise.
13293 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13295 (exact_log2): Likewise, but don't test CTZ_HWI.
13297 2009-06-16 Ian Lance Taylor <iant@google.com>
13299 * bitmap.c (bitmap_clear): Don't declare as inline.
13300 * gimple.c (gimplify_assign): Likewise.
13301 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13302 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13303 (sched_scan_info): Remove duplicate definition.
13305 2009-06-16 Ian Lance Taylor <iant@google.com>
13307 * c-common.c (skip_evaluation): Don't define.
13308 (c_inhibit_evaluation_warnings): Define global variable.
13309 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13310 than skip_evaluation.
13311 (convert_and_check, warn_for_div_by_zero): Likewise.
13312 * c-common.h (skip_evaluation): Don't declare.
13313 (c_inhibit_evaluation_warnings): Declare.
13314 * c-parser.c (c_parser_typeof_specifier): Set
13315 c_inhibit_evaluation_warnings rather than skip_evaluation.
13316 (c_parser_conditional_expression): Likewise.
13317 (c_parser_binary_expression): Likewise.
13318 (c_parser_sizeof_expression): Likewise.
13319 (c_parser_alignof_expression): Likewise.
13320 * c-typeck.c (build_indirect_ref): Check
13321 c_inhibit_evaluation_warnings rather than skip_evaluation.
13322 (build_conditional_expr, build_binary_op): Likewise.
13324 2009-06-16 Richard Guenther <rguenther@suse.de>
13326 * tree-ssa-alias.c (is_escape_site): Remove.
13327 * tree-ssa-alias.h (enum escape_type): Remove.
13328 (is_escape_site): Likewise.
13329 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13330 via casts and asms without deferring to is_escape_site.
13332 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13334 PR middle-end/40446
13335 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13336 use gen_lowpart if op0 has complex mode.
13338 2009-06-16 Richard Guenther <rguenther@suse.de>
13340 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13341 variables add them to ESCAPED.
13342 (find_func_aliases): Do not make all indirectly stored values escaped.
13344 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13346 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13347 make_decl_one_only.
13349 2009-06-16 Martin Jambor <mjambor@suse.cz>
13351 PR tree-optimization/40432
13352 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13353 check whether we need to force gimple register operand.
13355 2009-06-16 Martin Jambor <mjambor@suse.cz>
13357 PR tree-optimization/40413
13358 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13359 build_ref_for_offset.
13360 (propagate_subacesses_accross_link): Fix a typo in a comment.
13362 2009-06-16 Ira Rosen <irar@il.ibm.com>
13364 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13365 with additional parameter.
13366 * tree-vectorizer.h (enum vect_def_type): Add new value
13368 (enum vect_relevant): Add comments.
13369 (vect_is_simple_reduction): Add new argument.
13370 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13371 Detect nested cycles.
13372 (vect_is_simple_reduction): Update documentation, add an argument to
13373 distinguish inner-loop reduction from nested cycle, detect nested
13374 cycles, fix printings and indentation, don't swap operands in case
13376 (get_initial_def_for_reduction): Handle subtraction.
13377 (vect_create_epilog_for_reduction): Add new argument to specify
13378 reduction variable.
13379 (vect_finalize_reduction): Handle subtraction, fix comments.
13380 (vectorizable_reduction): Handle nested cycles. In case of nested
13381 cycle keep track of the reduction variable position. Call
13382 vect_is_simple_reduction with additional parameter. Use original
13383 statement code in reduction epilogue for nested cycle. Call
13384 vect_create_epilog_for_reduction with additional parameter.
13385 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13386 inner-loop vectorization.
13387 (vect_recog_widen_sum_pattern): Likewise.
13388 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13390 (vect_mark_stmts_to_be_vectorized): Likewise.
13391 (vect_get_vec_def_for_operand): Handle nested cycles.
13393 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13395 * doc/invoke.texi (Debugging Options): Fix option index entries
13396 for -fdump-statistics, -frandom-seed add entries for
13397 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13398 (FRV Options): Fix entries for -mTLS, -mtls.
13399 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13400 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13401 (M68hc1x Options): Fix @itemx for -mnominmax.
13402 (MCore Options): Fix entry for -mno-lsim.
13403 (MMIX Options): Fix entry for -mabi=mmixware.
13404 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13406 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13408 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13409 Mention the plugin mode of gengtype.
13410 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13411 * gengtype.c: Updated copyright.
13412 (plugin_files, nb_plugin_files) Added new static variables.
13413 (measure_input_list) Care about plugin_files.
13414 (write_rtx_next): Added early return in plugin mode.
13415 (create_file): Updated copyright year in generated file. Added
13417 (oprintf): Added early return if NULL outf.
13418 (get_output_file_with_visibility): Care of plugin_files.
13419 (get_output_file_name): May return null.
13420 (write_local): Added early return.
13421 (put_mangled_filename): Ditto.
13422 (finish_root_table): Added check for base_files.
13423 (write_roots): Care about null when plugins.
13424 (main): Added plugin mode.
13426 2009-06-15 Ian Lance Taylor <iant@google.com>
13428 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13429 * gcov.c (read_count_file): Add braces around variables declared
13432 * c.opt (Wjump-misses-init): New warning.
13433 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13434 -Wall and -Wc++-compat if not already set.
13435 (c_common_post_options): Clear warn_jump_misses_init if it was not
13437 * c-decl.c (struct c_binding): Change type field to a union with
13438 new label field. Make it the first field in the struct. Update
13439 references to type to use u.type instead.
13440 (struct c_spot_bindings): Define.
13441 (struct c_goto_bindings): Define.
13442 (c_goto_bindings_p): Define, along with VECs.
13443 (struct c_label_vars): Define.
13444 (struct c_scope): Add has_label_bindings field.
13445 (bind_label, set_spot_bindings): New static functions.
13446 (decl_jump_unsafe, update_spot_bindings): New static functions.
13447 (update_label_decls): New static function.
13448 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13449 Update binding u.label field to shadowed field.
13450 (c_binding_start_stmt_expr): New function.
13451 (c_binding_end_stmt_expr): New function.
13452 (pushdecl): Don't call c_begin_vm_scope.
13453 (make_label): Add defining and p_label_vars parameters. Change
13455 (lookup_label): Correct test for whether a label has not yet been
13456 defined. Call bind_label rather than bind.
13457 (warn_about_goto): New static function.
13458 (lookup_label_for_goto): New function.
13459 (declare_label): Call bind_label rather than bind.
13460 (check_earlier_gotos): New static function.
13461 (define_label): Don't give errors about jumping into statement
13462 expressions or scopes of variably modified types. Call
13463 set_spot_bindings and check_earlier_gotos. Call bind_label
13464 instead of bind. Don't set label_context_stack_se or
13465 label_context_stack_vm.
13466 (c_get_switch_bindings): New function.
13467 (c_release_switch_bindings): New function.
13468 (c_check_switch_jump_warnings): New function.
13469 (start_function): Don't set label_context_stack_se or
13470 label_context_stack_vm.
13471 (finish_function): Likewise.
13472 * c-typeck.c (label_context_stack_se): Don't define.
13473 (label_context_stack_vm): Don't define.
13474 (c_finish_goto_label): Call lookup_label_for_goto rather than
13475 lookup_label. Don't give errors about jumping into a statement
13476 expression or the scope of a variably modified type. Don't set
13477 label_context_stack_se or label_context_stack_vm.
13478 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13479 fields. Add bindings field.
13480 (c_start_case): Don't set deleted fields. Set bindings field.
13481 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13482 or blocked_vm. Call c_check_switch_jump_warnings.
13483 (c_finish_case): Don't test blocked_stmt_expr field. Call
13484 c_release_switch_bindings.
13485 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13486 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13487 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13488 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13489 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13490 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13491 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13492 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13493 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13494 (C_DECL_UNJUMPABLE_VM): Don't define.
13495 (C_DECL_UNDEFINABLE_VM): Don't define.
13496 (struct c_label_list): Don't define.
13497 (struct c_label_context_se): Don't define.
13498 (struct c_label_context_vm): Don't define.
13499 (struct c_spot_bindings): Declare.
13500 (c_bindings_start_stmt_expr): Declare.
13501 (c_bindings_end_stmt_expr): Declare.
13502 (lookup_label_for_goto): Declare.
13503 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13504 (c_check_switch_jump_warnings): Declare.
13505 (label_context_stack_se, label_context_stack_vm): Don't declare.
13506 (c_finish_goto_label): Update declaration.
13507 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13508 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13509 (Warning Options): Document -Wjump-misses-init.
13511 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13513 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13516 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13518 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13520 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13522 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13524 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13526 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13528 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13530 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13531 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13532 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13533 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13534 * dwarf2asm.c (dw2_force_const_mem): Update call to
13535 make_decl_one_only.
13536 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13537 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13538 * langhooks.c (lhd_comdat_group): Remove.
13539 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13540 * tree.h (DECL_COMDAT_GROUP): New.
13541 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13542 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13543 (make_decl_one_only): Change signature.
13544 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13545 make_decl_one_only.
13546 (make_decl_one_only): Change signature.
13547 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13549 2009-06-15 Richard Guenther <rguenther@suse.de>
13551 PR middle-end/40439
13552 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13554 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13556 * tree-ssa-math-opts.c: Remove extra divide.
13558 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13560 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13562 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13564 * passes.c: Add bswap pass.
13565 * tree-pass.h: Add pass_optimize_bswap declaration.
13566 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13567 Include rtl.h, expr.h and optabs.h for optab_handler check.
13568 (struct symbolic_number, pass_optimize_bswap): New definition.
13569 (do_shift_rotate, verify_symbolic_number_p): New functions.
13570 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13571 (gate_optimize_bswap): New function.
13572 * tree.c (widest_int_cst_value): New function.
13573 * tree.h (widest_int_cst_value): Prototype added.
13575 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13577 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13578 REG_EQUAL/REG_EQUIV notes.
13580 2009-06-14 Richard Guenther <rguenther@suse.de>
13582 PR middle-end/40389
13583 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13584 has its address taken if NRV was applied and it is addressable.
13585 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13586 function split out from ...
13587 (get_constraint_for_1): ... here.
13588 (handle_rhs_call): Use it to mark the return slot escaped if
13589 it is addressable and NRV was applied.
13591 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13593 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13594 Change first argument type to location_t.
13595 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13596 Do not set input_location.
13597 Use loc instead of input_location throughout.
13599 2009-06-13 Richard Guenther <rguenther@suse.de>
13601 PR tree-optimization/40421
13602 * tree-predcom.c (should_unroll_loop_p): Remove.
13603 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13605 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13607 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13608 Add location argument.
13610 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13612 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13614 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13615 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13616 * config/spu/spu-protos.h: Add location to
13617 spu_resolve_overloaded_builtin.
13618 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13619 spu_build_builtin_va_list.
13620 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13621 argument. Pass location to build_function_call_vec.
13622 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13624 (emit_fpu_switch): Same.
13625 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13626 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13627 to build_decl and create_artificial_label.
13628 (xtensa_gimplify_va_arg_expr): Same.
13629 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13630 (xstormy16_gimplify_va_arg_expr): Same.
13631 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13632 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13633 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13634 (mips16_build_function_stub): Same.
13635 (mips16_build_call_stub): Same.
13637 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13640 * arm/constraints.md (Pa, Pb): New constraints.
13641 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13642 split pattern to deal with them.
13644 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13646 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13647 fix index entry for -Xpreprocessor.
13649 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13651 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13652 Add location argument to build_decl call.
13653 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13654 (rs6000_init_builtins): Same.
13655 (spe_init_builtins): Same.
13656 (rs6000_gimplify_va_arg): Add location argument to
13657 create_artificial_label call.
13659 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13661 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13662 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13663 * Makefile.in: Fix GGC dependency for gcse.o.
13665 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13667 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13668 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13669 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13671 * c-parser.c (c_parser_binary_expression): Use current column while
13672 building binary operations.
13673 * common.opt (fshow-column): Enable by default.
13674 * tree-vrp.c (check_array_ref): Use warning_at.
13675 (check_array_bounds): Use location from call back if expr has no
13677 * tree.h: Add location argument to maybe_fold_*.
13678 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13679 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13680 (maybe_fold_offset_to_component_ref): Same.
13681 (maybe_fold_offset_to_reference): Same.
13682 (maybe_fold_offset_to_address): Same.
13683 (maybe_fold_stmt_indirect): Same.
13684 (maybe_fold_stmt_addition): Same.
13685 (fold_stmt_r): Pass location to maybe_fold_*.
13686 (fold_gimple_assign): Same.
13687 * c-tree.h: Add location argument to finish_decl,
13688 default_function_array_conversion, store_init_value.
13689 * c-decl.c (define_label): Use error_at.
13690 (c_make_fname_decl): Pass location to finish_decl.
13691 (finish_decl): New location argument.
13692 (build_compound_literal): Pass location to store_init_value.
13693 (grokdeclarator): Pass location to finish_decl.
13695 * c-typeck.c (array_to_pointer_conversion): New location argument.
13696 (function_to_pointer_conversion): Same.
13697 (default_function_array_conversion): Same.
13698 (parser_build_unary_op): Pass location to overflow_warning.
13699 (parser_build_binary_op): Same. Use warning_at.
13700 (build_unary_op): Pass location to array_to_pointer_conversion.
13701 (build_c_cast): Pass location to digest_init.
13702 (build_modify_expr): New location argument.
13703 (convert_for_assignment): Same.
13704 (store_init_value): Same.
13705 (digest_init): Same.
13706 (output_init_element): Pass location to digest_init and
13707 array_to_pointer_conversion.
13708 (c_finish_return): Pass location to convert_for_assignment.
13709 * gimplify.c (gimplify_conversion): Pass location to
13710 maybe_fold_offset_to_address.
13711 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13712 to maybe_fold_stmt_addition.
13713 * c-omp.c (c_finish_omp_atomic): Pass new location to
13715 (c_finish_omp_for): Same.
13716 * c-common.c (overflow_warning): New argument.
13717 * c-common.h: New argument to build_modify_expr, overflow_warning.
13718 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13720 (c_parser_initializer): Pass location to
13721 default_function_array_conversion.
13722 (c_parser_initelt): Same.
13723 (c_parser_initval): Same.
13724 (c_parser_asm_operands): Same.
13725 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13726 (c_parser_conditional_expression): Same.
13727 (c_parser_binary_expression): Add location info to stack. Use it.
13728 (c_parser_unary_expression): Pass location to
13729 default_function_array_conversion, parser_build_unary_op,
13730 build_indirect_ref, c_parser_postfix_expression_after_primary.
13731 (c_parser_postfix_expression_after_primary): New location argument.
13733 (c_parser_expression_conv): Pass location to
13734 default_function_array_conversion.
13735 (c_parser_expr_list): Same.
13736 (c_parser_omp_atomic): Same.
13737 (c_parser_omp_for_loop): Same.
13738 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13739 (build_array_declarator): New argument.
13740 * c-decl.c (build_array_declarator): Add location argument.
13741 (grokdeclarator): Set id_loc for cdk_array.
13742 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13743 build_array_declarator.
13744 * tree.c (build_omp_clause): Add location argument.
13745 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13746 (OMP_CLAUSE_LOCATION): New macro.
13747 (struct tree_omp_clause): Add location field.
13748 (build_omp_clause): Add argument.
13749 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13750 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13752 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13753 (cp_parser_omp_clause_collapse): Same.
13754 (cp_parser_omp_clause_default): Same.
13755 (cp_parser_omp_clause_if): Same.
13756 (cp_parser_omp_clause_nowait): Same.
13757 (cp_parser_omp_clause_num_threads): Same.
13758 (cp_parser_omp_clause_ordered): Same.
13759 (cp_parser_omp_clause_schedule): Same.
13760 (cp_parser_omp_clause_untied): Same.
13761 (cp_parser_omp_for_loop): Same.
13762 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13763 * c-tree.h (c_start_case): Add location argument.
13764 (c_process_expr_stmt): Same.
13765 (c_finish_goto_*): Same.
13766 * tree-parloops.c (initialize_reductions): Pass location to
13768 (create_parallel_loop): Same.
13769 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13770 (gfc_trans_omp_reduction_list): Same.
13771 (gfc_trans_omp_clauses): Same.
13772 (gfc_trans_omp_do): Same.
13773 * c-typeck.c (c_finish_goto_label): Same.
13774 (c_finish_goto_ptr): New location argument.
13775 (c_start_case): Same.
13776 (emit_side_effect_warnings): Same.
13777 (c_process_expr_stmt): Same.
13778 (c_finish_stmt_expr): Same.
13779 (c_finish_omp_clauses): Use error_at instead of error.
13780 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13782 * c-omp.c (c_split_parallel_clauses): New location argument.
13783 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13784 to build_omp_clause.
13785 (convert_local_reference_stmt): Same.
13786 (convert_gimple_call): Same.
13787 * c-common.h (c_split_parallel_clauses): New argument.
13788 * c-parser.c (c_parser_statement_after_labels): Pass location to
13789 c_finish_goto_label.
13790 (c_parser_switch_statement): Pass location to c_start_case.
13791 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13792 and c_process_expr_stmt.
13793 (c_parser_omp_variable_list): Add location argument.
13794 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13795 (c_parser_omp_clause_default): Same.
13796 (c_parser_omp_clause_if): Same.
13797 (c_parser_omp_clause_num_threads): Same.
13798 (-c_parser_omp_clause_ordered): Same.
13799 (c_parser_omp_clause_reduction): Pass location to
13800 c_parser_omp_variable_list.
13801 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13802 (c_parser_omp_clause_untied): Same.
13803 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13804 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13806 * c-tree.h (check_for_loop_decls, undeclared_variable,
13807 build_component_ref, build_array_ref, build_external_ref,
13808 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13809 build_conditional_expr, build_compound_expr, c_cast_expr,
13810 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13811 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13813 * c-semantics.c (build_stmt): Same.
13814 (build_case_label): Same.
13815 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13816 (undeclared_variable): New argument.
13817 (make_label): Same.
13818 (lookup_label): Pass location on down.
13819 (define_label): Same.
13820 (finish_decl): Same.
13821 (build_compound_literal): Same.
13822 (finish_struct): Same.
13823 (finish_function): Do not set location here.
13824 (check_for_loop_decls): New argument.
13825 * tree.c (save_expr): Set location.
13826 (build_empty_stmt): New argument.
13827 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13828 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13829 * builtins.c (gimplify_va_arg_expr): Use locations.
13830 (expand_builtin_sync_operation): Same.
13831 * c-typeck.c (build_component_ref): New argument.
13832 (build_array_ref): Same.
13833 (build_external_ref): Same.
13834 (c_expr_sizeof_expr): Same.
13835 (c_expr_sizeof_type): Same.
13836 (parser_build_unary_op): Same.
13837 (build_conditional_expr): Same.
13838 (build_compound_expr): Pass location on down.
13839 (build_compound_expr): New argument.
13840 (build_c_cast): Same.
13841 (c_cast_expr): Same.
13842 (build_asm_expr): Same.
13843 (c_finish_return): Same.
13844 (c_process_expr_stmt): Pass location on down.
13845 (c_finish_stmt_expr): New argument.
13846 (push_clenaup): Same.
13847 (c_finish_omp_parallel): Same.
13848 (c_finish_omp_task): Same.
13849 * gimplify.c (gimplify_call_expr): Pass location on down.
13850 * c-omp.c (c_finish_omp_master): New argument.
13851 (c_finish_omp_critical): Same.
13852 (c_finish_omp_ordered): Same.
13853 (c_finish_omp_barrier): Same.
13854 (-c_finish_omp_taskwait): Same.
13855 (c_finish_omp_atomic): Same.
13856 (c_finish_omp_flush): Same.
13857 * tree-inline.c (copy_tree_body_r): Pass location on down.
13858 (inline_forbidden_p): Remove use of input_location.
13859 * c-gimplify.c (c_build_bind_expr): New argument.
13860 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13861 (c_sizeof_or_alignof_type): New argument.
13862 (c_alignof_expr): Same.
13863 (build_va_arg): Same.
13864 (c_add_case_label): Same.
13865 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13866 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13867 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13868 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13869 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13870 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13872 * stub-objc.c (objc_build_selector_expr): Same.
13873 (objc_build_throw_stmt): Same.
13874 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13875 (c_parser_initelt): Same.
13876 (c_parser_compound_statement): Same.
13877 (c_parser_compound_statement_nostart): Same.
13878 (c_parser_label): Same.
13879 (c_parser_statement_after_labels): Same.
13880 (c_parser_if_body): Same.
13881 (c_parser_else_body): Same.
13882 (c_parser_if_statement): Same.
13883 (c_parser_switch_statement): Same.
13884 (c_parser_while_statement): Same.
13885 (c_parser_do_statement): Same.
13886 (c_parser_for_statement): Same.
13887 (c_parser_asm_statement): Same.
13888 (c_parser_conditional_expression): Same.
13889 (c_parser_binary_expression): Same.
13890 (c_parser_cast_expression): Same.
13891 (c_parser_unary_expression): Same.
13892 (c_parser_sizeof_expression): Same.
13893 (c_parser_alignof_expression): Same.
13894 (c_parser_postfix_expression): Same.
13895 (c_parser_expression): Same.
13896 (c_parser_objc_receiver): Same.
13897 (c_parser_omp_variable_list): Same.
13898 (c_parser_omp_structured_block): Same.
13899 (c_parser_omp_atomic): New argument.
13900 (c_parser_omp_barrier): Same.
13901 (c_parser_omp_critical): Same.
13902 (c_parser_omp_flush): Pass location on down.
13903 (c_parser_omp_for_loop): New argument.
13904 (c_parser_omp_for): Same.
13905 (c_parser_omp_master): Same.
13906 (c_parser_omp_ordered): Same.
13907 (c_parser_omp_sections_scope): Same.
13908 (c_parser_omp_sections): Same.
13909 (c_parser_omp_parallel): Same.
13910 (c_parser_omp_single): Same.
13911 (c_parser_omp_task): Same.
13912 (c_parser_omp_taskwait): Pass location on down.
13913 (c_parser_omp_construct): Same.
13914 (c_parser_omp_threadprivate): Same.
13915 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13916 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13917 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13918 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13919 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13920 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13921 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13922 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13923 config/i386/i386.c, stmt.c:
13924 Add location argument to the following function definitions and/or
13925 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13926 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13927 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13928 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13929 do_case, c_finish_bc_stmt, build_compound_literal,
13930 build_function_call.
13931 * c-decl.c (build_compound_literal): Add location argument.
13932 Make all diagnostic calls use location.
13933 (start_struct): Same.
13934 (finish_struct): Same.
13935 (start_enum): Same.
13936 (build_enumerator): Same.
13937 (start_function): Same.
13938 (grokdeclarator): Make all diagnostic calls use location.
13939 (store_parm_decls_oldstyle): Same.
13940 * c-typeck.c (build_function_call): Add location argument.
13941 Make all diagnostic calls use location.
13943 (c_finish_bc_stmt): Same.
13944 * tree-nested.c (get_trampoline_type): Add argument.
13945 Pass location to build_decl.
13946 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13947 * rtl.h (RTL_LOCATION): New.
13948 * c-common.c (c_add_case_label): Add location argument.
13949 Make all diagnostic calls use location.
13950 * c-common.h: Add location argument to make_fname_decl, do_case,
13951 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13952 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13953 Set it appropriately for every case. Pass enum_loc to start_enum
13954 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13956 (c_parser_struct_or_union_specifier): Save location. Use it for
13957 start_struct, finish_struct, and parser_xref_tag.
13959 2009-06-12 Ian Lance Taylor <iant@google.com>
13961 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13963 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13964 cpp_opts->warn_cxx_operator_names.
13966 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13969 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13970 is returns NULL and OP is a VCE, look through the VCE.
13972 2009-06-12 Ian Lance Taylor <iant@google.com>
13975 * collect2.c (main): Use CONST_CAST2 in code inside #if
13976 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13978 2009-06-12 Joey Ye <joey.ye@intel.com>
13980 PR middle-end/39146
13981 * cfgexpand.c (get_decl_align_unit): Update
13982 max_used_stack_slot_alignment with align instead of
13983 stack_alignment_needed.
13985 * function.c (assign_stack_local_1): Update
13986 max_used_stack_slot_alignment with alignment_in_bits instead
13987 of stack_alignment_needed.
13988 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13991 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13993 * dwarf2out.c (last_var_location_insn): New variable.
13994 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13995 (dwarf2out_var_location): Don't record anything after last real
13996 insn. Only change labels if there were any real instructions
13997 in between last note and this one, or if changed sections.
13999 2009-06-11 Richard Henderson <rth@redhat.com>
14001 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14002 note when storing the frame pointer in a register.
14003 (FRP): Don't redefine to nothing for epilogue.
14004 (alpha_expand_epilogue): Mark register and sp restores.
14005 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14007 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14008 when gen_lowpart is needed.
14010 2009-06-11 Richard Henderson <rth@redhat.com>
14012 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14014 * dwarf2out.c (need_data_align_sf_opcode): New.
14015 (div_data_align): Move earlier.
14016 (def_cfa_1, reg_save): Use it.
14018 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14020 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14021 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14022 (ix86_handle_option): Handle OPT_mcrc32.
14023 (ix86_target_string): Add -mcrc32.
14024 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14026 * config/i386/i386.h (TARGET_CRC32): New.
14028 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14029 (sse4_2_crc32di): Likewise.
14031 * config/i386/i386.opt (mcrc32): New.
14033 * doc/invoke.texi: Document -mcrc32.
14035 2009-06-11 Richard Henderson <rth@redhat.com>
14037 * common.opt (gdwarf-): Accept a version number.
14038 * doc/invoke.texi (gdwarf-): Update docs.
14039 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14040 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14041 version level, and record it.
14043 * dwarf2.h (DW_CIE_VERSION): Remove.
14044 * dwarf2out.c (DWARF_VERSION): Remove.
14045 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14046 (output_call_frame_info): Use CIE version 3 for dwarf3,
14047 or if the return register column is out of range for version 1.
14048 (dwarf_stack_op_name): Add all dwarf3 values.
14049 (DEBUG_PUBTYPES_SECTION): New.
14050 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14051 encoding change for dwarf3.
14052 (output_die) [dw_val_class_die_ref]: Likewise.
14053 (output_compilation_unit_header): Emit correct version for dwarf3.
14054 (output_line_info): Likewise.
14055 (output_pubnames): Update for DWARF_VERSION removal.
14056 (output_aranges): Likewise.
14057 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14058 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14059 (dwarf2out_finish): Likewise.
14061 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14063 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14066 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14069 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14070 * builtins.c (expand_builtin_unreachable): New function.
14071 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14072 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14073 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14075 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14076 searching for missing barriers.
14078 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14080 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14081 when -fprofile-generate* was passed.
14082 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14084 2009-06-11 Anthony Green <green@moxielogic.com>
14086 * config/moxie/moxie.md: Define length attribute for all instructions.
14088 (*b<cond:code>): Support limited branch ranges for new PC-relative
14089 branch instructions.
14090 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14092 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14094 * config/i386/i386.c (min_insn_size): Use get_attr_length
14095 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14096 For __asm return 0.
14098 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14099 instead of emit_insn_before.
14101 2009-06-10 Ian Lance Taylor <iant@google.com>
14104 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14107 2009-06-10 Revital Eres <eres@il.ibm.com>
14109 * passes.c (init_optimization_passes): Reschedule
14110 predictive-commoning pass before complete unroll pass.
14112 2009-06-10 Martin Jambor <mjambor@suse.cz>
14114 * cgraph.c (cgraph_node_can_be_local_p): New function.
14115 (cgraph_make_node_local): New function.
14116 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14117 (cgraph_make_node_local): Declare.
14119 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14121 * tree.h (tree_base): Add packed_flag and user_align fields.
14122 Decrease size of spare field.
14123 (TYPE_USER_ALIGN): Use user_align from tree_base.
14124 (DECL_USER_ALIGN): Likewise.
14125 (TYPE_PACKED): Use packed_flag from tree_base.
14126 (DECL_PACKED): Likewise.
14127 (tree_type): Delete packed_flag and user_align fields. Widen
14128 precision field. Widen mode field and shuffle fields to align
14129 mode on an 8-bit boundary.
14130 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14131 Renumber decl_flag_* fields. Fix comments. Widen
14132 decl_common_unused field.
14133 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14134 (DECL_EXTERNAL): Likewise.
14135 (DECL_BIT_FIELD): Likewise.
14136 (DECL_NONADDRESSABLE_P): Likewise.
14137 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14138 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14140 2009-06-10 Ian Lance Taylor <iant@google.com>
14142 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14143 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14144 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14145 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14146 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14147 DEF_VEC_ALLOC_FUNC_P.
14148 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14149 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14150 DEF_VEC_ALLOC_FUNC_O.
14151 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14152 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14153 DEF_VEC_ALLOC_FUNC_I.
14154 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14155 (vec_stack_p_reserve_exact_1): Declare.
14156 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14157 (vec_stack_free): Declare.
14158 (VEC_stack_alloc): Define.
14159 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14160 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14161 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14162 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14164 (stack_vecs): New static variable.
14165 (vec_stack_p_reserve_exact_1): New function.
14166 (vec_stack_o_reserve_1): New static function.
14167 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14168 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14169 (vec_stack_free): New function.
14170 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14171 (VEC_df_ref_stack_alloc): Define.
14172 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14173 DEF_VEC_ALLOC_P_STACK.
14174 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14175 (struct df_collection_rec): Change _vec fields to VEC. Remove
14177 (df_free_collection_rec): Adjust for new fields.
14178 (df_insn_rescan): Use new df_collection_rec fields.
14179 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14180 (df_ref_create_structure, df_ref_record): Likewise.
14181 (df_get_conditional_uses, df_get_call_refs): Likewise.
14182 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14183 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14184 (df_record_exit_block_uses, df_bb_verify): Likewise.
14185 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14186 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14187 Remove count parameter. Change return type to void. Change all
14189 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14190 Remove count parameter. Change return type to void. Change all
14192 (df_install_refs): Change old_vec parameter to VEC. Remove count
14193 parameter. Change all callers.
14194 (df_install_mws): Change old_vec parameter to VEC. Remove count
14195 parameter. Change all callers.
14196 (df_refs_verify): Change new_rec parameter to VEC. Change call
14198 (df_mws_verify): Likewise.
14200 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14202 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14204 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14206 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14208 2009-06-10 Anthony Green <green@moxielogic.com>
14210 * config/moxie/crti.asm: New file.
14211 * config/moxie/crtn.asm: New file.
14212 * config/moxie/moxie.c: New file.
14213 * config/moxie/moxie.h: New file.
14214 * config/moxie/sfp-machine.h: New file.
14215 * config/moxie/moxie-protos.h: New file.
14216 * config/moxie/t-moxie: Created.
14217 * config/moxie/t-moxie-softfp: Created.
14218 * config/moxie/moxie.md: Created.
14219 * config/moxie/constraints.md: Created.
14220 * config.gcc: Add moxie support.
14221 * doc/md.texi (Machine Constraints): Add moxie constraints.
14222 * doc/contrib.texi (Contributors): Mention moxie port.
14223 * doc/install.texi (Specific): Mention the moxie port.
14225 2009-06-09 Ian Lance Taylor <iant@google.com>
14227 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14228 compiling with C++.
14229 * optabs.c (optab_table): Only use designated initializers if
14230 HAVE_DESIGNATED_INITIALIZERS is defined.
14231 (convert_optab_table): Likewise.
14232 (init_optabs): Always call init_insn_codes if
14233 HAVE_DESIGNATED_INITIALIZERS is not defined.
14235 2009-06-09 Ian Lance Taylor <iant@google.com>
14237 * targhooks.c (default_builtin_vectorized_function): Change fn
14238 parameter to unsigned int.
14239 (default_builtin_vectorized_conversion): Change code parameter to
14241 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14242 * targhooks.h: Update declarations.
14243 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14244 parameter to unsigned int.
14246 * c-typeck.c (comptypes_check_enum_int): New static function.
14247 (comptypes_internal): Add enum_and_int_p parameter. Change all
14249 (comp_target_types): Add location parameter. Change all callers.
14250 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14251 Change all callers.
14252 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14253 (build_conditional_expr): Add colon_loc parameter. Change all
14255 (convert_for_assignment): Add location parameter. Change all callers.
14256 * c-parser.c (c_parser_conditional_expression): Pass location of
14257 colon to build_conditional_expr.
14258 * c-tree.h (build_conditional_expr): Update declaration.
14260 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14262 * graphite.c: Revert previous patch.
14264 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14267 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14269 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14271 * tree-ssa-loop-prefetch.c
14272 (loop_prefetch_arrays): Fixed a portability problem in printf format
14275 2009-06-09 Martin Jambor <mjambor@suse.cz>
14277 PR tree-optimization/40351
14278 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14279 refrence to a potential artifical subaccess can be constructed.
14281 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14283 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14284 (sh_override_options): Likewise.
14285 * config/sh/sh.c: Include params.h.
14286 (sh_optimization_options): New.
14287 (sh_override_options): Likewise.
14288 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14289 (OVERRIDE_OPTIONS): Use sh_override_options.
14291 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14293 * dwarf2out.c (emit_cfa_remember): New variable.
14294 (add_fde_cfi): If emit_cfa_remember, recurse to add
14295 DW_CFA_remember_state first.
14296 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14297 instead just set emit_cfa_remember.
14299 2009-06-08 Jan Hubicka <jh@suse.cz>
14302 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14304 2009-06-08 Jan Hubicka <jh@suse.cz>
14306 PR middle-end/39834
14307 * cgraphunit.c (save_inline_function_body): Do not copy transform
14308 hooks for saved inline bodies.
14309 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14310 for given function.
14312 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14314 * jump.c (returnjump_p): Handle delayed branches. Add missing
14317 2009-06-08 Jan Hubicka <jh@suse.cz>
14319 PR middle-end/40102
14320 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14321 original node might've been modified.
14322 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14324 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14326 * tree-object-size.c (addr_object_size): Add OSI argument.
14327 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14328 (compute_builtin_object_size, expr_object_size): Adjust callers.
14329 (plus_stmt_object_size): Call addr_object_size instead of
14330 compute_builtin_object_size.
14332 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14333 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14335 * tree-ssa-loop-prefetch.c
14336 (gather_memory_references): Introduced a counter for the number of
14338 (anything_to_prefetch_p): Introduced a counter for the number of
14340 (is_loop_prefetching_profitable): New function with a cost model
14342 (loop_prefetch_arrays): Use the new cost model to determine if
14343 prefetching is profitable.
14344 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14345 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14346 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14347 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14348 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14349 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14351 2009-06-08 Michael Matz <matz@suse.de>
14354 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14355 partitions use the same.
14356 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14357 for basevars of SSA_NAMEs.
14358 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14359 to not expand them twice.
14360 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14363 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14365 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14366 (fdump-final-insns=, gtoggle): New.
14367 * doc/invoke.texi: Document them.
14368 * final.c (rest_of_clean_state): Dump final insn stream.
14369 * gcc.c (invoke_as): Hook in -fcompare-debug.
14370 (static_spec_functions): Add compare-debug-dump-opt,
14371 compare-debug-self-opt and compare-debug-auxbase-opt.
14372 (compare_debug, compare_debug_second, compare_debug_opt): New.
14373 (switches_debug_check, n_switches_debug_check): New.
14374 (debug_auxbase_opt, debug_check_temp_file): New.
14375 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14377 (do_self_spec): Handle arguments after switches.
14378 (do_spec_1): Add .gk extension to temp file basenames for compare.
14379 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14380 (cc1_options): Use it instead of normal auxbase computation for
14381 the second compare-debug compilation.
14382 (compare_files): New.
14383 (main): Set up and implement compare debug mode.
14384 (compare_debug_dump_opt_spec_function): New.
14385 (compare_debug_self_opt_spec_function): New.
14386 (compare_debug_auxbase_opt_spec_function): New.
14387 * toplev.c (process_options): Handle flag_gtoggle,
14388 flag_dump_final_insns.
14389 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14390 during -fcompare-debug-second compilation.
14392 2009-06-07 Ian Lance Taylor <iant@google.com>
14394 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14395 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14397 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14398 with no default node. Change warning with %H to warning_at.
14399 Don't clear warn_switch around case checking.
14400 * doc/invoke.texi (Warning Options): Clarify distinction between
14401 -Wswitch and -Wswitch-enum.
14403 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14405 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14407 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14409 * gbl-ctors.h: Add header guard.
14411 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14413 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14414 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14415 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14416 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14417 prototypes for removed functions.
14418 (expressions_equal_p): Move to ...
14419 * tree-ssa-sccvn.h: ... here and ...
14420 * matrix-reorg.c: ... adjust includes.
14422 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14424 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14426 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14428 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14429 (finish_function): Remove erroneous whitespace.
14431 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14433 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14434 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14436 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14438 * errors.c (internal_error): Commentary typo fix.
14439 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14440 * tree-ssa-pre.c: Ditto.
14442 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14444 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14445 them is supposed to hold actual statements.
14447 2009-06-06 Ian Lance Taylor <iant@google.com>
14449 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14450 empty statements can now have attributes.
14452 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14454 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14455 * config/mips/mips.md: Ditto.
14457 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14459 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14461 (__eabi_uconvert): Likewise.
14463 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14465 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14466 CFI_* definitions with IN_GCC.
14468 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14470 * xcoffout.h (xcoffout_source_line): Update prototype.
14472 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14474 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14475 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14477 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14479 PR middle-end/40340
14480 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14481 inlined_function_outer_scope_p blocks for artificial inlines
14483 * tree.c (tree_nonartificial_location): Rewrite using
14484 block_nonartificial_location.
14486 2009-06-05 Revital Eres <eres@il.ibm.com>
14487 Leehod Baruch <leehod@il.ibm.com>
14489 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14490 (expand_expr_real_1): Remove comment.
14491 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14492 Vectorize misaligned access when the target supports it.
14493 (vect_supportable_dr_alignment): Check for unaligned access support.
14494 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14497 2009-06-05 Julian Brown <julian@codesourcery.com>
14499 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14500 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14502 2009-06-05 Richard Guenther <rguenther@suse.de>
14505 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14506 as possibly unused.
14508 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14510 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14511 (save_gprs): Don't tell unwinder when a global register is saved.
14512 (s390_emit_epilogue): Emit needed epilogue unwind info.
14514 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14516 * dwarf2out.c (deferred_asm_name): New.
14517 (add_name_and_src_coords_attributes): Defer creation of
14518 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14520 (move_linkage_attr): New.
14521 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14524 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14526 * tree-nested.c (finalize_nesting_tree_1): Declare the
14527 frame_decl in the binding tree.
14529 2009-06-04 Cary Coutant <ccoutant@google.com>
14531 * basic-block.h (struct basic_block_def): Add discriminator field.
14532 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14534 * debug.c (do_nothing_debug_hooks): Add additional entry.
14535 (debug_nothing_int_charstar_int): New function.
14536 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14537 (debug_nothing_int_charstar_int): New declaration.
14538 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14539 discriminator value in .loc directive.
14540 * final.c (last_discriminator): New variable.
14541 (discriminator): New variable.
14542 (final_start_function): Initialize above variables, pass current
14543 discriminator to debug hook.
14544 (notice_source_line): Check for discriminator change.
14545 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14546 * sdbout.c (sdbout_source_line): New parameter.
14547 * tree-cfg.c (struct locus_discrim_map): New structure type.
14548 (discriminator_per_locus): New hash table.
14549 (build_gimple_cfg): Allocate and free discriminator hash table.
14550 (make_edges): Call assign_discriminator.
14551 (locus_map_hash): New function.
14552 (locus_map_eq): New function.
14553 (next_discriminator_for_locus): New function.
14554 (same_line_p): New function.
14555 (assign_discriminator): New function.
14556 (make_cond_expr_edges): Call assign_discriminator.
14557 (make_gimple_switch_edges): Likewise.
14558 (first_non_label_stmt): New function.
14559 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14561 * xcoffout.c (xcoffout_source_line): Add new parameter.
14563 * configure.ac (gcc_cv_as_discriminator): New configury check for
14564 gas support for discriminator.
14565 * configure: Regenerate.
14566 * config.in: Regenerate.
14568 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14570 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14571 val after checking for integers.
14573 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14575 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14577 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14578 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14579 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14580 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14581 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14582 X64_SSE_REGPARM_MAX.
14583 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14584 X64_SSE_REGPARM_MAX.
14586 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14588 * gcc.c (report_times_to_file): New.
14589 (execute): Implement it.
14590 (process_command): Support -time=.
14591 * doc/invoke.texi: Document it.
14593 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14595 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14596 that have value exprs.
14598 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14600 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14601 declarations for constants until...
14602 (dw2_output_indirect_constant_1): ... this point.
14604 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14607 * arm.md (arm_addsi3): Don't try to split an add with an
14608 eliminable register until after reload has completed.
14610 2009-06-03 Ian Lance Taylor <iant@google.com>
14612 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14613 * genattrtab.c (write_length_unit_log): Likewise.
14614 * genchecksum.c (dosum): Likewise.
14615 * gengtype.c (write_rtx_next): Likewise.
14616 (finish_root_table, write_roots): Likewise.
14617 * gimple.c (gimple_ops_offset_): Likewise.
14618 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14619 * config/arc/arc.c (arc_attribute_table): Likewise.
14620 * config/arm/arm.c (arm_attribute_table): Likewise.
14621 * config/avr/avr.c (avr_attribute_table): Likewise.
14622 * config/crx/crx.c (crx_attribute_table): Likewise.
14623 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14624 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14625 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14626 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14627 * config/sh/sh.c (sh_attribute_table): Likewise.
14628 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14629 * config/spu/spu.c (spu_attribute_table): Likewise.
14630 * config/v850/v850.c (v850_attribute_table): Likewise.
14632 * config/alpha/alpha.c (vms_attribute_table): Make static.
14633 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14634 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14635 * config/mips/mips.c (mips_attribute_table): Likewise.
14637 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14639 (cc1-checksum.o): Likewise.
14641 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14643 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14645 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14647 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14648 insn if it is changing sp. Use gen_add3_insn instead of
14649 conditionally gen_addsi3 and gen_adddi3.
14650 (offset_below_red_zone_p): New static inline function.
14651 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14652 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14653 * config/rs6000/ppc-asm.h: Include auto-host.h.
14654 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14655 CFI_RESTORE): Define.
14656 * config/rs6000/crtresxgpr.asm: Add unwind info.
14657 * config/rs6000/crtresxfpr.asm: Likewise.
14658 * config/rs6000/crtresgpr.asm: Likewise.
14659 * config/rs6000/crtresfpr.asm: Likewise.
14660 * config/rs6000/crtsavgpr.asm: Likewise.
14661 * config/rs6000/crtsavfpr.asm: Likewise.
14663 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14664 argument of DWARF2_FRAME_REG_OUT macros.
14666 2009-06-03 Julian Brown <julian@codesourcery.com>
14668 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14669 words or less (including TImode) in core registers.
14671 2009-06-03 Richard Guenther <rguenther@suse.de>
14673 PR middle-end/40328
14674 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14676 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14678 * statistics.c (statistics_counter_event): Do not record event
14679 in pass dump if its number == -1.
14680 (curr_statistics_hash): Add assert that we never get passes
14681 with static number == -1.
14683 2009-06-03 Richard Guenther <rguenther@suse.de>
14684 Andrey Belevantsev <abel@ispras.ru>
14686 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14687 non-BLKmode arrays addressable.
14689 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14691 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14692 * config/m68k/m68k.h: ... here.
14694 2009-06-03 Martin Jambor <mjambor@suse.cz>
14696 PR tree-optimization/40323
14697 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14700 2009-06-03 Richard Guenther <rguenther@suse.de>
14702 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14705 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14707 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14708 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14709 JUMP_TABLE_DATA_P where applicable.
14710 * config/sh/sh.c: Ditto.
14711 * config/sh/sh.h: Ditto.
14712 * config/sh/sh.md: Ditto.
14713 * config/sh/symbian.c: Ditto.
14715 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14717 * config/i386/driver-i386.c (describe_cache): Optimize
14718 concatenation of strings. Use snprintf instead of sprintf.
14719 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14720 target when not compiling with GCC.
14722 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14724 * config/sh/sh.c: Revert last change.
14725 (sh_expand_epilogue): Emit a blockage insn before the frame
14726 pointer adjustment unconditionally.
14728 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14730 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14731 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14732 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14733 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14734 to COLLECT_GCC_OPTIONS.
14736 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14738 * collect2.c (target_system_root): New variable.
14739 (main): Handle --sysroot=.
14740 (ignore_library): Strip the sysroot from the library path.
14742 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14744 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14745 (collect2.o): Depend on collect2-aix.h.
14746 (collect2-aix.o): New rule.
14747 * collect2-aix.h: New file.
14748 * collect2-aix.c: Likewise.
14749 * collect2.c: Include collect2-aix.h. Don't undefine
14750 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14751 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14752 Use TARGET_AIX_VERSION instead of _AIX51.
14753 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14754 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14755 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14756 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14757 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14759 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14761 * collect2.c (ignore_library): Avoid premature post-increment
14762 and null deference.
14764 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14766 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14767 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14768 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14769 CROSS_DIRECTORY_STRUCTURE too.
14770 (LINK_LIBG_SPEC): Likewise.
14771 (LIB_SPEC): Add %R to sysroot paths.
14772 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14773 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14774 * config/rs6000/aix51.h: As for aix43.h.
14775 * config/rs6000/aix52.h: Likewise.
14776 * config/rs6000/aix53.h: Likewise.
14777 * config/rs6000/aix61.h: Likewise.
14778 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14779 to the beginning of sysroot paths.
14781 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14783 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14784 INSN_LISTs that are out of the REG_NOTE range.
14786 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14788 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14789 (struct var_to_expand): Likewise.
14790 (struct opt_info): Add head and tail for linked lists of the above.
14791 (analyze_insn_to_expand_var): Initialize next.
14792 (analyze_iv_to_split_insn): Likewise.
14793 (analyze_insns_in_loop): Create linked lists.
14794 (allocate_basic_variable): Simplify for use without hash table.
14795 (insert_var_expansion_initialization): Likewise, make it type-safer.
14796 (combine_var_copies_in_loop_exit): Likewise.
14797 (apply_opt_in_copies): Walk lists rather than hash tables.
14798 (release_var_copies): Simplified and inlined by hand into...
14799 (free_opt_info): ... this function.
14801 2009-06-02 Richard Guenther <rguenther@suse.de>
14803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14806 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14808 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14809 only for builtins that are not overridden.
14811 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14813 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14816 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14818 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14820 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14822 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14824 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14826 * common.opt (fdump-unnumbered-links): New.
14827 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14828 * print-rtl.c (flag_dump_unnumbered_links): New.
14829 (print_rtx): Test it.
14831 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14833 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14834 push/pop multiple to 8-byte alignment.
14836 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14838 * config/i386/i386.c (queued_cfa_restores): New static variable.
14839 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14841 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14842 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14843 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14844 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14845 note unconditionally.
14846 (ix86_emit_restore_regs_using_mov): Likewise.
14847 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14848 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14849 it through to ix86_emit_restore_reg_using_pop.
14850 (ix86_emit_leave): Add RED_OFFSET argument. Call
14851 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14852 instead of adding REG_CFA_OFFSET note unconditionally.
14853 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14854 the above functions. Call ix86_add_queued_cfa_restore_notes when
14857 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14858 force output of the label even for dwarf2out_do_cfi_asm.
14859 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14860 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14861 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14863 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14864 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14865 dwarf2out_cfi_label callers.
14866 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14867 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14868 Adjust dwarf2out_cfi_label callers.
14869 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14871 * config/i386/i386.h (struct machine_cfa_state,
14872 struct machine_function): Guard with ifndef USED_FOR_TARGET
14873 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14876 * emutls.c (__emutls_get_address): Change arr->size to mean number
14877 of allocated arr->data entries instead of # of slots + 1.
14879 PR middle-end/40316
14880 * recog.c (peep2_reinit_state): New function.
14881 (peephole2_init_state): Use it at the end of a basic block and also
14882 when seeing a RTX_FRAME_RELATED_P insn.
14884 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14886 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14887 fixuns_truncrfdi2): New.
14888 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14889 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14890 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14891 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14892 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14893 *recip_approx): Remove.
14894 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14895 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14896 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14898 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14901 2009-06-01 Ian Lance Taylor <iant@google.com>
14903 * attribs.c (register_attribute): Use CONST_CAST.
14904 * collect2.c (main): Use CONST_CAST2.
14905 (scan_prog_file): Likewise.
14906 * gcc.c (process_command, main): Likewise.
14907 * toplev.c (toplev_main): Likewise.
14909 * c-typeck.c (handle_warn_cast_qual): New static function,
14910 partially broken out of build_c_cast.
14911 (build_c_cast): Call handle_warn_cast_qual.
14912 * doc/invoke.texi (Warning Options): Document new effect of
14915 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14917 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14918 (diagnostic_report_current_module): Print columns.
14919 * common.opt (flag_show_column): Enable by default.
14921 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14923 * alias.c (find_base_term): Check for NULL term before returning.
14925 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14927 Revert due to PR40320:
14928 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14929 * calls.c (emit_library_call_value_1): Don't force_operand for move
14932 2009-06-01 Olivier Hainque <hainque@adacore.com>
14933 Eric Botcazou <ebotcazou@adacore.com>
14935 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14936 to be processed as a bitfield for constructor output purposes.
14937 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14939 * varasm.c (oc_local_state): New type, output_constructor
14940 local state to support communication with helpers.
14941 (oc_outer_state): New type, output_constructor outer state of
14942 relevance in recursive calls.
14943 (output_constructor_array_range): New output_constructor helper,
14944 extracted code for an array range element.
14945 (output_constructor_regular_field): New output_constructor helper,
14946 extracted code for an element that is not a bitfield.
14947 (output_constructor_bitfield): New output_constructor helper,
14948 extracted code for a bitfield element. Accept an OUTER state
14949 argument for recursive processing. Recurse on record or array
14950 CONSTRUCTOR values, possibly past noop conversions.
14951 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14952 VALUE is a valid constant-valued expression for use in a static
14953 bit-field initializer.
14954 (output_constructor): Rework to use helpers. Accept and honor an
14955 OUTER state argument for recursive calls. Return total size. Be
14956 prepared for nested constructors initializing bitfields.
14957 (output_constant): Feed OUTER in calls to output_constructor.
14959 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14961 * calls.c (emit_library_call_value_1): Don't force_operand for move
14964 2009-06-01 Nick Clifton <nickc@redhat.com>
14966 * doc/invoke.texi (IA-64 Options): Fix typo.
14968 2009-06-01 Ira Rosen <irar@il.ibm.com>
14970 PR tree-optimization/39129
14971 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14973 (vect_do_peeling_for_loop_bound): Use
14974 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14975 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14976 (vect_loop_versioning): Likewise.
14977 (vect_create_cond_for_alias_checks): Fix indentation.
14978 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14980 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14981 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14982 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14983 "control flow in loop".
14984 (vect_estimate_min_profitable_iters): Use
14985 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14986 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14987 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14988 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14989 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14990 statement belongs to a group of strided accesses with the exact code
14992 (vectorizable_load): Likewise.
14993 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14994 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14996 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14998 * config/freebsd-stdint.h: New file.
14999 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15000 Add freebsd-stdint.h to tm_file.
15002 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15004 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15005 (thumb2_extendhidi2): Likewise.
15007 2009-05-31 Ian Lance Taylor <iant@google.com>
15009 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15011 2009-05-31 Ian Lance Taylor <iant@google.com>
15013 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15014 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15015 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15017 2009-05-31 Jason Merrill <jason@redhat.com>
15019 * tree-pretty-print.c (print_call_name): Take the callee, not the
15020 call itself. Make non-static. Use dump_function_name for functions.
15021 (dump_generic_node): Adjust.
15022 * diagnostic.h: Declare print_call_name.
15023 * gimple-pretty-print.c (dump_gimple_call): Use it.
15025 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15027 * config/sh/sh.md (ashldi3_std): New define_expand.
15030 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15033 * config/sh/sh.c: Include debug.h.
15034 (sh_expand_epilogue): Emit a blockage insn before the frame
15035 pointer adjustment also when dwarf2out_do_frame returns true.
15037 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15039 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15040 (thumb2_extendqidi2): New pattern.
15042 2009-05-31 Ira Rosen <irar@il.ibm.com>
15044 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15045 mark phis for renaming.
15046 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15047 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15048 Call mark_sym_for_renaming.
15049 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15050 * tree-vect-loop.c (vect_transform_loop): Remove
15051 vect_memsyms_to_rename initialization and a call to
15052 mark_set_for_renaming.
15054 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15056 PR middle-end/40304
15057 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15058 frame related even if !set_cfa && style < 0.
15060 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15062 * config/i386/mingw-tls.c: New file.
15063 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15064 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15065 defining _WIN32 but not __CYGWIN__.
15067 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15069 * configure.ac: Add MPC support.
15071 * config.in, configure: Regenerate.
15073 2009-05-29 Richard Henderson <rth@redhat.com>
15075 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15076 NOTE_INSN_BASIC_BLOCK.
15077 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15078 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15079 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15081 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15083 (add_cfi): Disable check redefining cfa away from drap.
15084 (lookup_cfa_1): Add remember argument; handle remember/restore.
15085 (lookup_cfa): Pass remember argument.
15086 (cfa_remember): New.
15087 (compute_barrier_args_size_1): Remove sibcall check.
15088 (dwarf2out_frame_debug_def_cfa): New.
15089 (dwarf2out_frame_debug_adjust_cfa): New.
15090 (dwarf2out_frame_debug_cfa_offset): New.
15091 (dwarf2out_frame_debug_cfa_register): New.
15092 (dwarf2out_frame_debug_cfa_restore): New.
15093 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15094 (dwarf2out_begin_epilogue): New.
15095 (dwarf2out_frame_debug_restore_state): New.
15096 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15097 DW_CFA_restore_state.
15098 (output_cfi_directive): Likewise.
15099 (convert_cfa_to_fb_loc_list): Likewise.
15100 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15101 * dwarf2out.h: Update.
15102 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15103 (copy_insn_1): Early out for null.
15104 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15105 and dwarf2out_frame_debug_restore_state.
15106 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15107 (prologue_insn_hash, epilogue_insn_hash): New.
15108 (free_after_compilation): Adjust freeing accordingly.
15109 (record_insns): Create hash table if needed; push insns into
15110 hash instead of array.
15111 (maybe_copy_epilogue_insn): New.
15112 (contains): Search hash table instead of array.
15113 (sibcall_epilogue_contains): Remove.
15114 (thread_prologue_and_epilogue_insns): Split eh_return insns
15115 and mark them as epilogues.
15116 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15117 scanning in terms of basic blocks.
15118 * insn-notes.def (CFA_RESTORE_STATE): New.
15119 * jump.c (returnjump_p_1): Accept EH_RETURN.
15120 (eh_returnjump_p_1, eh_returnjump_p): New.
15121 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15122 CFA_REGISTER, CFA_RESTORE): New.
15123 * rtl.def (EH_RETURN): New.
15124 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15126 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15127 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15129 * config/i386/i386.c (gen_push): Update cfa state.
15130 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15131 add a CFA_ADJUST_CFA note.
15132 (ix86_dwarf_handle_frame_unspec): Remove.
15133 (ix86_expand_prologue): Update cfa state.
15134 (ix86_emit_restore_reg_using_pop): New.
15135 (ix86_emit_restore_regs_using_pop): New.
15136 (ix86_emit_leave): New.
15137 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15138 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15139 * config/i386/i386.h (struct machine_cfa_state): New.
15140 (ix86_cfa_state): New.
15141 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15142 (eh_return_internal): Merge from eh_return_<mode>,
15143 use eh_return rtx, split w/ epilogue.
15145 2009-05-29 Ian Lance Taylor <iant@google.com>
15147 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15149 * calls.c (emit_library_call_value_1): Likewise.
15151 * c-typeck.c (c_build_va_arg): New function.
15152 * c-tree.h (c_build_va_arg): Declare.
15153 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15154 instead of build_va_arg.
15156 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15158 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15159 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15160 (ptr_difference_cost): Use affine combinations to compute it.
15161 (difference_cost): Likewise.
15162 (get_computation_cost_at): Compute more accurate cost for addresses
15163 if the ratio is a multiplier allowed in addresses.
15164 For non-addresses, consider that an additional offset or symbol is
15167 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15169 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15170 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15172 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15173 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15174 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15176 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15177 to 1 for TYPE_SSE{IADD1,CVT1}.
15178 (prefix_vex_imm8): Removed.
15179 (length_vex): Only pass 1 as second argument to
15180 ix86_attr_length_vex_default if prefix_extra is 0.
15181 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15182 (length): For prefix vex computation use length_immediate
15183 attribute instead of prefix_vex_imm8.
15184 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15185 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15186 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15187 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15188 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15189 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15190 a space in between the operands.
15191 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15192 if one operand is 0xff and the other one si, di, bp or sp.
15193 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15194 other one si, di, bp or sp.
15195 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15196 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15197 type and mode attributes.
15198 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15199 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15200 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15201 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15202 prefix_data16 attribute iff MODE_DF.
15203 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15204 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15205 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15206 constm128_operand in length_immediate computation.
15207 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15208 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15209 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15210 length_immediate attribute to 1.
15211 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15212 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15213 for certain alternatives.
15214 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15215 prefix_data16 attribute if MODE_V1DF.
15216 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15217 length_immediate to 1.
15218 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15219 length_address to 4, set mode attribute to MODE_DI.
15220 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15221 (fxam<mode>2_i387): Set length attribute to 4.
15222 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15223 *prefetch_3dnow_rex): Override length_address attribute.
15224 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15226 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15227 (constm128_operand): Removed.
15228 * config/i386/i386.c (memory_address_length): For
15229 disp && !index && !base in 64-bit mode account for SIB byte if
15230 print_operand_address can't optimize disp32 into disp32(%rip)
15231 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15232 for fs: or gs: segment.
15233 (ix86_attr_length_immediate_default): When checking if shortform
15234 is possible, truncate immediate to the length of the non-shortened
15236 (ix86_attr_length_address_default): Ignore MEM_P operands
15238 (ix86_attr_length_vex_default): Only check for DImode on
15239 GENERAL_REG_P operands.
15240 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15241 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15242 (sse_cvttps2pi): Clear prefix_rep attribute.
15243 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15245 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15246 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15247 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15248 iff operand 2 is const_int_operand.
15249 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15250 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15251 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15253 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15255 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15256 prefix_data16 attribute for movlpd and movhpd instructions.
15257 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15258 length_immediate for shufpd instruction.
15259 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15260 (avx_cmpp<avxmodesuffixf2c><mode>3,
15261 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15262 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15263 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15264 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15265 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15266 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15267 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15268 prefix_data16 attribute for the first alternative to 1.
15269 (*avx_loadlps): Override length_immediate for the first alternative.
15270 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15271 attributes for second alternative.
15272 (*vec_concatv2sf_sse4_1): Override length_immediate and
15273 prefix_data16 attributes for second alternative.
15274 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15275 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15276 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15277 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15278 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15279 prefix_data16 and length_immediate to 1.
15280 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15282 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15283 prefix_extra attribute for variants that don't have 0f prefix alone.
15284 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15285 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15286 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15287 *sse4_1_pextrd): Set length_immediate to 1.
15288 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15289 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15291 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15292 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15293 length_immediate to 1 for second alternative.
15294 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15295 prefix_extra and length_immediate attributes for the first
15297 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15299 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15300 to 1 for the first and third alternative.
15301 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15303 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15305 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15307 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15308 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15309 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15310 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15311 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15312 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15313 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15314 ssse3_psign<mode>3): Override prefix_rex attribute.
15315 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15316 (ssse3_palignrti): Override length_immediate to 1.
15317 (ssse3_palignrdi): Override length_immediate to 1, override
15318 prefix_rex attribute.
15319 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15320 (sse4a_extrqi): Override length_immediate to 2.
15321 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15322 (sse4a_insertq): Override prefix_data16 to 0.
15323 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15324 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15325 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15326 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15327 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15328 and length_immediate to 1.
15329 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15330 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15331 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15332 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15333 and length_immediate to 1.
15334 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15335 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15336 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15337 avx_ptest256): Override prefix_extra to 1.
15338 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15339 Override prefix_data16 and length_immediate to 1.
15340 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15341 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15342 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15343 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15344 prefix_data16 to 0 and prefix_extra to 2.
15345 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15346 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15348 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15349 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15350 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15351 and prefix_extra to 2.
15352 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15353 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15354 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15355 avx_vpermilvar<mode>3,
15356 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15357 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15358 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15359 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15360 Override prefix_extra to 1.
15361 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15362 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15363 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15364 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15365 prefix_extra and length_immediate to 1.
15366 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15368 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15369 to 1 for the first alternative.
15370 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15371 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15373 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15374 *movv2sf_internal_avx, *movv2sf_internal): Override
15375 prefix_rep attribute for certain alternatives.
15376 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15377 attributes for certain alternatives.
15378 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15379 attributes for certain alternatives.
15380 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15381 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15382 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15383 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15384 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15385 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15386 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15387 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15388 length_immediate to 1 if operand 2 is const_int_operand.
15389 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15390 *vec_extractv2si_1): Set length_immediate attribute to 1.
15391 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15392 using old 3DNOW insn rather than SSE/3DNOW_A.
15393 (mmx_emms, mmx_femms): Clear modrm attribute.
15395 2009-05-29 Martin Jambor <mjambor@suse.cz>
15397 * tree-sra.c: New implementation of SRA.
15399 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15400 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15401 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15402 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15403 (SRA_MAX_STRUCTURE_COUNT): Removed.
15404 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15405 * doc/invoke.texi (sra-max-structure-size): Removed.
15406 (sra-field-structure-ratio): Removed.
15408 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15410 PR middle-end/40291
15411 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15414 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15416 PR rtl-optimization/40101
15417 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15418 seqno. Adjust comment.
15419 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15420 inserting bookkeeping before a jump, the jump is not scheduled.
15421 When no positive seqno found, provide a value. Add comment.
15423 2009-05-29 Richard Guenther <rguenther@suse.de>
15425 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15426 short-cutting on the first component.
15428 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15430 PR middle-end/39958
15431 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15432 for trees other than decls/types.
15434 2009-05-29 Richard Guenther <rguenther@suse.de>
15436 * tree-ssa-operands.c (get_expr_operands): Do not handle
15437 INDIRECT_REFs in the handled-component case. Remove
15438 unused get_ref_base_and_extent case.
15439 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15440 tree_low_cst and host_integerp where possible.
15441 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15442 codes for equivalence.
15443 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15445 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15447 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15448 to tmake_file for i[34567]86-*-cygwin*.
15450 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15453 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15454 (altivec_categorize_keyword, init_vector_keywords,
15455 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15458 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15460 * tree.c (handle_dll_attribute): Check if node is
15461 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15463 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15465 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15467 (thumb2_zero_extendqidi2): Likewise.
15469 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15471 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15472 instead of gen_movrt.
15473 * config/sh/sh.md (movrt): Remove.
15475 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15477 * doc/invoke.texi (IA-64 Options):
15478 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15479 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15480 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15481 -msched-prefer-non-control-spec-insns,
15482 -msched-stop-bits-after-every-cycle,
15483 -msched-count-spec-in-critical-path,
15484 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15485 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15486 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15487 and -msched-spec-verbose.
15489 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15491 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15492 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15494 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15496 2009-05-28 Richard Guenther <rguenther@suse.de>
15498 * tree-ssa-alias.c (ao_ref_init): New function.
15499 (ao_ref_base): Likewise.
15500 (ao_ref_base_alias_set): Likewise.
15501 (ao_ref_alias_set): Likewise.
15502 (refs_may_alias_p_1): Change signature.
15503 (refs_may_alias_p): Adjust.
15504 (refs_anti_dependent_p): Likewise.
15505 (refs_output_dependent_p): Likewise.
15506 (call_may_clobber_ref_p_1): Change signature.
15507 (call_may_clobber_ref_p): Adjust.
15508 (stmt_may_clobber_ref_p_1): New function split out from ...
15509 (stmt_may_clobber_ref_p): ... here.
15510 (maybe_skip_until): Adjust signature.
15511 (get_continuation_for_phi): Likewise.
15512 (walk_non_aliased_vuses): Likewise.
15513 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15514 (ao_ref_init): Declare.
15515 (ao_ref_base): Likewise.
15516 (ao_ref_alias_set): Likewise.
15517 (stmt_may_clobber_ref_p_1): Likewise.
15518 (walk_non_aliased_vuses): Adjust.
15519 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15520 (get_ref_from_reference_ops): remove.
15521 (vn_reference_lookup_2): Adjust signature.
15522 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15523 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15524 (vn_reference_lookup): Adjust.
15525 (vn_reference_insert): Likewise.
15526 (vn_reference_insert_pieces): Adjust signature.
15527 (visit_reference_op_call): Adjust.
15528 * tree-ssa-pre.c (get_expr_type): Simplify.
15529 (phi_translate_1): Adjust.
15530 (compute_avail): Likewise.
15531 (translate_vuse_through_block): Do not re-build trees.
15532 (value_dies_in_block_x): Likewise.
15533 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15535 (vn_reference_lookup_pieces): Adjust declaration.
15536 (vn_reference_insert_pieces): Likewise.
15538 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15540 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15541 with checking disabled.
15543 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15547 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15548 macro definition for support of three-operand format aligned
15549 .comm directive in assembler on cygwin/pe/mingw target OS.
15550 * configure: Regenerate.
15551 * config.h: Regenerate.
15553 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15554 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15555 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15557 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15558 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15560 2009-05-28 Ira Rosen <irar@il.ibm.com>
15562 PR tree-optimization/40254
15563 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15564 in analysis of basic blocks.
15566 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15568 PR middle-end/33699
15569 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15570 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15571 (TARGET_INITIALIZER): Use it.
15572 * cse.c (CHEAPER): Move it up to the other macros.
15573 (insert): Rename this ...
15574 (insert_with_costs): ... to this. Add cost parameters. Update
15576 (insert): New function. Call insert_with_costs.
15577 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15578 find_reg_offset_for_const, try_const_anchors): New functions.
15579 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15580 when using a const-anchor. Call insert_const_anchors.
15581 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15582 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15584 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15586 * tree-inline.c (remap_decls): Enable nonlocalized variables
15587 when not optimizing.
15589 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15591 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15592 Simplify other tests involving optimize.
15594 2009-05-27 Tom Tromey <tromey@redhat.com>
15596 * unwind-dw2.c (_Unwind_DebugHook): New function.
15597 (uw_install_context): Call _Unwind_DebugHook.
15599 2009-05-27 Tom Tromey <tromey@redhat.com>
15601 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15603 2009-05-27 Ian Lance Taylor <iant@google.com>
15605 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15606 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15607 (ALL_LINKERFLAGS): Define.
15608 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15609 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15610 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15611 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15612 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15613 $(LINKER_FOR_BUILD).
15614 (build/gcov-iov$(build_exeext)): Likewise.
15616 2009-05-27 Julian Brown <julian@codesourcery.com>
15618 * gcse.c (target.h): Include.
15619 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15620 copy of argument to a pseudo register.
15622 2009-05-27 Diego Novillo <dnovillo@google.com>
15624 * tree-ssa-live.c (dump_scope_block): Document arguments.
15625 (dump_scope_blocks): Document.
15626 (debug_scope_blocks): New.
15627 * tree-flow.h (debug_scope_blocks): Declare.
15629 2009-05-21 Denis Chertykov <denisc@overta.ru>
15631 * doc/contrib.texi (Contributors): Add myself to the list.
15633 2009-05-27 Olivier Hainque <hainque@adacore.com>
15635 * expr.c (target_align): New function. Alignment the TARGET of an
15636 assignment may be assume to have.
15637 (highest_pow2_factor_for_target): Use it instead of relying on
15638 immediate tree attributes of TARGET, not necessarily honored when
15639 intermediate bitfields are involved.
15641 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15644 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15645 AVX, SSE4, AES, PCLMUL and POPCNT.
15647 2009-05-27 Diego Novillo <dnovillo@google.com>
15649 * tree-pretty-print.c (dump_location): New.
15650 (dump_generic_node): Call it.
15651 Factor code to handle BLOCK nodes ...
15652 (dump_block_node): ... here.
15654 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15656 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15658 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15660 * gcc-plugin.h: Include config.h and system.h.
15661 (IN_GCC): Define if not defined.
15663 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15665 PR middle-end/40249
15666 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15669 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15671 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15673 * config/m32r/m32r.h: Ditto.
15674 * config/m32r/m32r.md: Ditto.
15675 * config/m32r/predicates.md: Ditto.
15677 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15679 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15681 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15684 (Loading plugins): typo.
15685 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15686 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15687 (Interacting with the GCC Garbage Collector): Added new section.
15688 (Giving information about a plugin): Added new section for
15690 * ggc.h (ggc_register_root_tab): Added declaration.
15691 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15692 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15693 (register_callback): Improved comment in declaration.
15694 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15695 (extra_root_vec) Added static variable for dynamic roots registration.
15696 (ggc_register_root_tab) Added new routine.
15697 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15698 PLUGIN_GGC_MARKING event.
15699 * ggc-zone.c: Include plugin.h.
15700 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15701 * ggc-page.c: Include plugin.h.
15702 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15703 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15704 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15705 (register_callback): check lack of callbacks for
15706 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15707 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15708 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15709 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15710 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15711 dependency on plugin.h.
15712 (plugin.o): Added dependency on ggc.h...
15714 2009-05-26 Richard Guenther <rguenther@suse.de>
15716 PR middle-end/40248
15718 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15719 with mismatched comparison modes.
15721 * expr.c (expand_expr_real_1): Expand the operand of a
15722 VIEW_CONVERT_EXPR in its natural mode.
15724 2009-05-26 Ian Lance Taylor <iant@google.com>
15726 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15727 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15728 (ALL_COMPILERFLAGS): Define.
15729 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15730 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15731 (collect2$(exeext), collect2.o): Likewise.
15732 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15733 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15734 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15735 (libbackend.o, intl.o, cppdefault.o): Likewise.
15736 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15737 (build/%.o): Use $(COMPILER_FOR_BUILD).
15738 (build/gen%$(build_exeext)): Likewise.
15739 (build/gcov-iov$(build_exeext)): LIkewise.
15740 * config/t-darwin (darwin.o): Use $(COMPILER).
15741 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15742 * config/t-sol2 (sol2-c.o): Likewise.
15743 (sol2.o): Likewise.
15744 * config/t-vxworks (vxworks.o): Likewise.
15745 * config/x-darwin (host-darwin.o): Likewise.
15746 * config/x-hpux (host-hpux.o): Likewise.
15747 * config/x-linux (host-linux.o): Likewise.
15748 * config/x-solaris (host-solaris.o): Likewise.
15749 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15750 * config/arm/t-arm (arm-c.o): Likewise.
15751 * config/arm/t-pe (pe.o): Likewise.
15752 * config/arm/t-wince-pe (pe.o): Likewise.
15753 * config/i386/t-cygming (winnt.o): Likewise.
15754 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15755 * config/i386/t-cygwin (cygwin1.o): Likewise.
15756 (cygwin2.o): Likewise.
15757 * config/i386/t-i386 (i386-c.o): Likewise.
15758 * config/i386/t-interix (winnt.o): Likewise.
15759 * config/i386/t-netware (netware.o): Likewise.
15760 * config/i386/t-nwld (nwld.o): Likewise.
15761 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15762 * config/i386/x-i386 (driver-i386.o): Likewise.
15763 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15764 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15765 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15766 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15767 * config/mips/x-native (driver-native.o): Likewise.
15768 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15769 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15770 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15771 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15772 * config/score/t-score-elf (score7.o): Likewise.
15773 (score3.o): Likewise.
15774 * config/sh/t-sh (sh-c.o): Likewise.
15775 * config/sh/t-symbian (sh-c.o): Likewise.
15776 (symbian.o): Likewise.
15777 * config/spu/t-spu-elf (spu-c.o): Likewise.
15778 * config/v850/t-v850 (v850-c.o): Likewise.
15779 * config/v850/t-v850e (v850-c.o): Likewise.
15781 2009-05-26 Richard Guenther <rguenther@suse.de>
15783 PR tree-optimization/40122
15784 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15785 VECTOR_CSTs if possible.
15786 (fold_gimple_assign): Likewise.
15788 2009-05-26 Richard Guenther <rguenther@suse.de>
15790 PR middle-end/40252
15791 * fold-const.c (fold_binary): Use the correct types for building
15794 2009-05-26 Richard Guenther <rguenther@suse.de>
15796 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15797 redundant calls to merge_alias_info.
15798 (bump_vector_ptr): Likewise.
15799 * tree-ssa-copy.c (merge_alias_info): Remove.
15800 (replace_exp_1): Remove call to merge_alias_info.
15801 (propagate_tree_value): Likewise.
15802 (fini_copy_prop): Propagate points-to info.
15803 * tree-flow.h (merge_alias_info): Remove.
15805 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15807 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15809 2009-05-25 Jan Hubicka <jh@suse.cz>
15811 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15812 * cgraph.h (struct inline_summary): New filed self_wize,
15813 size_inlining_benefit, self_time and time_inlining_benefit.
15814 (struct cgraph_global_info): Replace insns by time ans size fields.
15815 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15816 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15817 (ipcp_update_callgraph): Do not touch function bodies.
15818 * ipa-inline.c: Include except.h
15819 (MAX_TIME): New constant.
15820 (overall_insns): Remove.
15821 (leaf_node_p): New.
15822 (overall_size, max_benefit): New static variables.
15823 (cgraph_estimate_time_after_inlining): New function.
15824 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15825 (cgraph_clone_inlined_nodes): Update size.
15826 (cgraph_mark_inline_edge): Update size.
15827 (cgraph_estimate_growth): Use size info.
15828 (cgraph_check_inline_limits): Check size.
15829 (cgraph_default_inline_p): Likewise.
15830 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15831 (cgraph_decide_recursive_inlining): Check size.
15832 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15834 (cgraph_decide_inlining): Likewise.
15835 (cgraph_decide_inlining_incrementally): Likewise; honor
15836 PARAM_EARLY_INLINING_INSNS.
15837 (likely_eliminated_by_inlining_p): New predicate.
15838 (estimate_function_body_sizes): New function.
15839 (compute_inline_parameters): Use it.
15840 * except.c (must_not_throw_labels): New function.
15841 * except.h (must_not_throw_labels): Declare.
15842 * tree-inline.c (init_inline_once): Kill inlining_weigths
15843 * tree-ssa-structalias.c: Avoid uninitialized warning.
15844 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15845 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15846 (PARAM_INLINE_CALL_COST): Remove.
15847 (PARAM_EARLY_INLINING_INSNS): New.
15849 2009-05-25 Richard Guenther <rguenther@suse.de>
15851 PR tree-optimization/36327
15852 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15853 callback for reference translation or lookup at the point of may-defs.
15854 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15855 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15856 for union COMPONENT_REFs.
15857 (vn_reference_lookup_3): New callback. Lookup from memset
15858 and CONSTRUCTOR assignment, translate through struct copies.
15859 (vn_reference_lookup_pieces): Make sure to not free the
15860 passed operands array. Adjust walk_non_aliased_vuses call.
15861 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15862 make sure we do not leak memory.
15864 2009-05-25 Richard Guenther <rguenther@suse.de>
15866 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15867 * tree-inline.c (expand_call_inline): Reset the escaped and
15868 callused solutions.
15869 * tree-ssa-structalias.c (pass_build_ealias): New.
15870 * tree-pass.h (pass_build_ealias): Declare.
15871 * passes.c (init_optimization_passes): Add PTA during
15872 early optimizations.
15873 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15874 and CALLUSED solutions.
15875 (dump_points_to_solution): New function, split out from ...
15876 (dump_points_to_info_for): ... here.
15877 * tree-parloops.c (parallelize_loops): Reset the escaped and
15878 callused solutions.
15880 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15883 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15884 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15886 2009-05-25 Ira Rosen <irar@il.ibm.com>
15888 PR tree-optimization/40238
15889 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15890 statements after basic block's labels.
15891 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15892 to free the allocated memory.
15894 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15896 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15897 return address with a USE.
15899 2009-05-24 Richard Guenther <rguenther@suse.de>
15901 PR middle-end/40233
15902 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15903 array type from the main variant of the inner type.
15905 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15907 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15908 definition to bool (from int) to un-break build.
15909 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15911 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15913 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15914 discard_stmt_changes): Delete.
15915 * tree-ssa-operands.c (scb_stack): Delete.
15916 (init_ssa_operands): Do not initialize it.
15917 (fini_ssa_operands): Do not free it.
15918 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15920 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15921 update_stmt, remove the others. Fix comments.
15922 * tree-dfa.c (optimize_stack_restore): Likewise.
15923 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15924 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15925 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15926 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15928 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15929 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15930 (dom_opt_finalize_block): Likewise, adjusting access to
15932 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15933 (stmts_to_rescan): Change item type to gimple.
15934 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15936 2009-05-24 Ira Rosen <irar@il.ibm.com>
15938 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15939 * tree-pass.h (pass_slp_vectorize): New pass.
15940 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15941 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15942 * tree-vectorizer.c (timevar.h): Include.
15943 (user_vect_verbosity_level): Declare.
15944 (vect_location): Fix comment.
15945 (vect_set_verbosity_level): Update user_vect_verbosity_level
15946 instead of vect_verbosity_level.
15947 (vect_set_dump_settings): Add an argument. Ignore user defined
15948 verbosity if dump flags require higher level of verbosity. Print to
15949 stderr only for loop vectorization.
15950 (vectorize_loops): Update call to vect_set_dump_settings.
15951 (execute_vect_slp): New function.
15952 (gate_vect_slp): Likewise.
15953 (struct gimple_opt_pass pass_slp_vectorize): New.
15954 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15955 access its members.
15956 (vec_info_for_bb): New function.
15957 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15958 (VECTORIZATION_ENABLED): New macro.
15959 (SLP_ENABLED, SLP_DISABLED): Likewise.
15960 (vect_is_simple_use): Add bb_vec_info argument.
15961 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15962 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15963 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15964 vect_schedule_slp, vect_analyze_slp): Likewise.
15965 (vect_analyze_stmt): Add slp_tree argument.
15966 (find_bb_location): Declare.
15967 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15968 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15969 (vect_analyze_loop_operations, vect_analyze_loop,
15970 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15971 vect_finalize_reduction, vectorizable_reduction,
15972 vectorizable_live_operation, vect_transform_loop): Likewise.
15973 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15974 skip evolution analysis if analyzing a basic block.
15975 (dr_analyze_indices): Likewise.
15976 (initialize_data_dependence_relation): Skip the test whether the
15977 object is invariant for basic blocks.
15978 (compute_all_dependences): Skip dependence analysis for data
15979 references in basic blocks.
15980 (find_data_references_in_stmt): Don't fail in case of invariant
15981 access in basic block.
15982 (find_data_references_in_bb): New function.
15983 (find_data_references_in_loop): Move code to
15984 find_data_references_in_bb and add a call to it.
15985 (compute_data_dependences_for_bb): New function.
15986 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15987 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15989 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15990 unknown dependence in basic block and fail in case of dependence in
15992 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15993 dependence instances from either loop or basic block vectorization
15995 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15996 before calling nested_in_vect_loop_p.
15997 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15998 dependence instances from either loop or basic block vectorization
16000 (vect_verify_datarefs_alignment): Likewise.
16001 (vect_enhance_data_refs_alignment): Adjust function calls.
16002 (vect_analyze_data_refs_alignment): Likewise.
16003 (vect_analyze_group_access): Fix printing. Skip different checks if
16004 DR_STEP is 0. Keep strided stores either in loop or basic block
16005 vectorization data structure. Fix indentation.
16006 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16008 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16009 dependence instances from either loop or basic block vectorization
16011 (vect_analyze_data_refs): Update comment. Call
16012 compute_data_dependences_for_bb to analyze basic blocks.
16013 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16014 case of loop vectorization. In case of basic block vectorization use
16015 data-ref itself as a base.
16016 (vect_create_data_ref_ptr): In case of basic block vectorization:
16017 don't advance the pointer, add new statements before the current
16018 statement. Adjust function calls.
16019 (vect_supportable_dr_alignment): Support only aligned accesses in
16020 basic block vectorization.
16021 * common.opt (ftree-slp-vectorize): New flag.
16022 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16023 (vect_pattern_recog_1): Likewise.
16024 * tree-vect-stmts.c (process_use): Likewise.
16025 (vect_init_vector): Add new statements in the beginning of the basic
16026 block in case of basic block SLP.
16027 (vect_get_vec_def_for_operand): Adjust function calls.
16028 (vect_finish_stmt_generation): Likewise.
16029 (vectorizable_call): Add assert that it is loop vectorization, adjust
16031 (vectorizable_conversion, vectorizable_assignment): Likewise.
16032 (vectorizable_operation): In case of basic block SLP, take
16033 vectorization factor from statement's type and skip the relevance
16034 check. Adjust function calls.
16035 (vectorizable_type_demotion): Add assert that it is loop
16036 vectorization, adjust function calls.
16037 (vectorizable_type_promotion): Likewise.
16038 (vectorizable_store): Check for outer loop only in case of loop
16039 vectorization. Adjust function calls. For basic blocks, skip the
16040 relevance check and don't advance pointers.
16041 (vectorizable_load): Likewise.
16042 (vectorizable_condition): Add assert that it is loop vectorization,
16043 adjust function calls.
16044 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16045 that it is not reduction, get vector type, call only supported
16046 functions, skip loop specific parts.
16047 (vect_transform_stmt): Check for outer loop only in case of loop
16049 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16050 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16051 for external definition.
16052 * passes.c (pass_slp_vectorize): New pass.
16053 * tree-vect-slp.c (find_bb_location): New function.
16054 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16055 check for patterns only in loops.
16056 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16057 case of multiple types in basic block SLP.
16058 (vect_mark_slp_stmts_relevant): New function.
16059 (vect_supported_load_permutation_p): Fix comment.
16060 (vect_analyze_slp_instance): Add argument. In case of basic block
16061 SLP, take vectorization factor from statement's type, check that
16062 unrolling factor is 1. Adjust function call. Save SLP instance in
16063 either loop or basic block vectorization structure. Return FALSE,
16065 (vect_analyze_slp): Add argument. Get strided stores groups from
16066 either loop or basic block vectorization structure. Return FALSE
16067 if basic block SLP failed.
16068 (new_bb_vec_info): New function.
16069 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16070 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16071 (vect_schedule_slp): Add argument. Get SLP instances from either
16072 loop or basic block vectorization structure. Set vectorization factor
16073 to be 1 for basic block SLP.
16074 (vect_slp_transform_bb): New function.
16075 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16077 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16079 * final.c (shorten_branches): Do not align labels for jump tables.
16080 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16082 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16084 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16085 Remove outdated reference to flow.c and fix nits.
16086 * doc/gccint.texi: Tweak RTL description.
16087 * doc/rtl.texi: Likewise.
16089 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16091 * config/avr/avr.c: Change my email address.
16092 * config/avr/avr.h: Likewise.
16093 * config/avr/avr.md: Likewise.
16094 * config/avr/avr-protos.h: Likewise.
16095 * config/avr/libgcc.S: Likewise.
16097 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16099 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16100 (spu_split_load, spu_split_store): Change return type to int.
16101 (spu_split_convert): Declare.
16102 * config/spu/predicates.md (spu_mem_operand): Remove.
16103 (spu_mov_operand): Update.
16104 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16105 * config/spu/spu.c (regno_aligned_for_load): Remove.
16106 (reg_aligned_for_addr, spu_expand_load): Define.
16107 (spu_expand_extv): Reimplement and handle MEM.
16108 (spu_expand_insv): Handle MEM.
16109 (spu_sched_reorder): Handle insn's with length 0.
16110 (spu_legitimate_address_p): Reimplement.
16111 (store_with_one_insn_p): Return TRUE for any mode with size
16112 larger than 16 bytes.
16113 (address_needs_split): Define.
16114 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16116 (spu_convert_move): Define.
16117 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16118 (spu_split_store): Change all MEM's to TImode.
16119 (spu_init_expanders): Preallocate registers that correspond to
16120 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16122 (spu_split_convert): Define.
16123 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16124 (_move<mode>, _movdi, _movti): Update predicate and condition.
16125 (load, store): Change to define_split.
16126 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16128 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16129 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16130 define_insn_and_split of lshr<mode>3.
16131 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16132 (<v>ashr<mode>3_imm): Define.
16133 (extv, extzv, insv): Allow MEM operands.
16134 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16135 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16136 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16137 (_spu_convert2): Change to define_insn_and_split and remove the
16138 corresponding define_peephole2.
16139 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16140 Change predicates to memory_operand.
16142 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16144 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16146 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16148 PR tree-optimization/40219
16149 * tree.c (iterative_hash_expr): Make sure the builtin function is
16150 a normal builtin function and not a front end or back end builtin
16151 before indexing into the built_in_decls array.
16153 2009-05-22 Richard Guenther <rguenther@suse.de>
16155 PR middle-end/38964
16156 * alias.c (write_dependence_p): Do not use TBAA for answering
16157 anti-dependence or output-dependence.
16158 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16159 (emit_pointer_definition): Remove.
16160 (emit_alias_warning): Likewise.
16161 (find_what_var_points_to): Remove TBAA pruning code.
16162 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16164 (compute_points_to_sets): Remove code computing the set of
16165 dereferenced pointers.
16166 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16167 oracle for querying anti and output dependencies.
16168 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16169 if TBAA may be applied.
16170 (refs_anti_dependent_p): New function.
16171 (refs_output_dependent_p): Likewise.
16172 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16173 (refs_output_dependent_p): Likewise.
16174 * doc/tree-ssa.texi (Memory model): New section.
16175 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16176 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16177 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16178 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16179 * expr.c (expand_expr_real_1): Likewise.
16180 * gimple-low.c (lower_stmt): Likewise.
16181 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16182 (dump_gimple_cdt): Remove.
16183 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16184 (gimple_size): Likewise.
16185 (walk_gimple_op): Likewise.
16186 (is_gimple_stmt): Likewise.
16187 (walk_stmt_load_store_addr_ops): Likewise.
16188 (gimple_build_cdt): Remove.
16189 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16190 * gimple.h (gimple_cdt_new_type): Remove.
16191 (gimple_cdt_new_type_ptr): Likewise.
16192 (gimple_cdt_set_new_type): Likewise.
16193 (gimple_cdt_location): Likewise.
16194 (gimple_cdt_location_ptr): Likewise.
16195 (gimple_cdt_set_location): Likewise.
16196 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16197 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16198 GIMPLE_CHANGE_DYNAMIC_TYPE.
16199 (verify_types_in_gimple_stmt): Likewise.
16200 * tree-inline.c (estimate_num_insns): Likewise.
16201 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16202 (copy_decl_to_var): Likewise.
16203 (copy_result_decl_to_var): Likewise.
16204 * tree-pretty-print.c (dump_generic_node): Do not handle
16205 CHANGE_DYNAMIC_TYPE_EXPR.
16206 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16207 * tree-ssa-operands.c (get_expr_operands): Likewise.
16208 * tree-ssa-structalias.c (struct variable_info): Remove
16209 no_tbaa_pruning member.
16210 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16211 (unify_nodes): Do not copy it.
16212 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16213 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16214 (set_uids_in_ptset): Do not check it.
16215 (find_what_var_points_to): Likewise.
16216 (compute_tbaa_pruning): Remove.
16217 (compute_points_to_sets): Do not call it.
16218 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16219 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16220 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16221 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16222 (DECL_NO_TBAA_P): Likewise.
16223 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16224 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16225 (expand_omp_atomic_pipeline): Do not set it.
16226 * print-tree.c (print_node): Do not dump it.
16227 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16230 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16233 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16236 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16238 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16241 2009-05-22 Ben Elliston <bje@au.ibm.com>
16243 * Makefile.in (bversion.h, s-bversion): New targets.
16244 (TOPLEV_H): Add bversion.h.
16245 * toplev.h: Include "bversion.h".
16246 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16247 the __format__ attribute only if compiling with the same version
16248 of GCC as the sources (the "build version").
16250 2009-05-22 Ben Elliston <bje@au.ibm.com>
16252 * c-format.c (handle_format_attribute): Fix comment typo.
16254 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16257 * config/ia64/ia64.opt (mfused-madd): New.
16258 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16259 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16260 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16261 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16262 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16263 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16264 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16265 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16266 instruction if !TARGET_FUSED_MADD.
16267 (fpma, fpms): Remove colon from name.
16269 2009-05-22 Richard Guenther <rguenther@suse.de>
16271 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16272 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16273 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16275 (create_expression_by_pieces): Only convert if necessary.
16276 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16277 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16279 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16281 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16282 regular pattern from a template and rename it ...
16283 (*extzv_truncsi_exts): ... to this.
16285 2009-05-21 Richard Guenther <rguenther@suse.de>
16287 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16288 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16289 (cgraph_default_inline_p): Likewise.
16290 (cgraph_decide_inlining_incrementally): Likewise.
16292 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16293 Uros Bizjak <ubizjak@gmail.com>
16295 * config/i386/cpuid.h (bit_MOVBE): New.
16297 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16299 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16300 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16301 (ix86_handle_option): Handle OPT_mmovbe.
16302 (ix86_target_string): Add -mmovbe.
16303 (pta_flags): Add PTA_MOVBE.
16304 (processor_alias_table): Add PTA_MOVBE to "atom".
16305 (override_options): Handle PTA_MOVBE.
16307 * config/i386/i386.h (TARGET_MOVBE): New.
16309 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16310 (*bswapsi_movbe): New.
16311 (*bswapdi_movbe): Likewise.
16312 (bswapdi2): Renamed to ...
16313 (*bswapdi_1): This.
16314 (bswapdi2): New expander.
16316 * config/i386/i386.opt (mmovbe): New.
16318 * doc/invoke.texi: Document -mmovbe.
16320 2009-05-21 Taras Glek <tglek@mozilla.com>
16322 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16323 * gcc-plugin.h (plugin_init): Updated signature.
16324 * gcc-plugin.h (plugin_name_args): Moved to this header.
16325 * doc/plugins.texi (plugin_init): Updated documention to reflect
16327 * doc/plugins.texi (plugin_name_args): Added to documention.
16329 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16331 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16332 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16334 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16336 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16337 JUMP_TABLE_DATA_P predicates where applicable.
16338 * config/i386/predicates.md: Ditto.
16339 * config/i386/sse.md: Ditto.
16341 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16343 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16344 operand2 -128 override length_immediate attribute to 1.
16345 * config/i386/predicates.md (constm128_operand): New predicate.
16347 * config/i386/i386.c (memory_address_length): Handle %r12
16348 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16350 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16351 mode look through optional ZERO_EXTEND and SUBREG.
16352 * config/i386/i386.md (R12_REG): New define_constant.
16353 (prefix_data16): For sse unit set also for MODE_TI insns.
16354 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16355 insns set if operand 1 is ext_QIreg_operand.
16356 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16357 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16359 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16360 mode from MODE_DI to MODE_SI.
16361 (movdi_1_rex64): Override modrm and length_immediate attributes
16362 only for movabs (TYPE_IMOV, alternative 2).
16363 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16364 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16365 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16366 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16367 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16368 prefix_rex attribute if DImode.
16369 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16370 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16371 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16372 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16373 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16374 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16375 Likewise. For TYPE_IMOV clear length_immediate attribute.
16376 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16377 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16378 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16379 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16380 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16381 or one operand TYPE_ISHIFT.
16382 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16383 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16384 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16385 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16386 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16387 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16388 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16389 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16390 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16391 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16392 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16393 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16394 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16395 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16396 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16397 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16398 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16399 set mode attribute, don't override length attribute.
16400 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16402 (return_internal_long): Set length attribute to 2 instead of 1.
16403 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16404 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16405 prefix_rex attribute.
16406 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16408 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16410 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16412 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16414 2009-05-20 Ian Lance Taylor <iant@google.com>
16416 * tree.c (build_tree_list_vec_stat): New function.
16417 (ctor_to_vec): New function.
16418 (build_nt_call_vec): New function.
16419 (build_call_array): Change args to be a const pointer.
16420 (build_call_vec): New function.
16421 * tree.h (build_nt_call_vec): Declare.
16422 (build_tree_list_vec_stat): Declare.
16423 (build_tree_list_vec): Define.
16424 (build_call_array): Update declaration.
16425 (build_call_vec): Declare.
16426 (ctor_to_vec): Declare.
16427 * c-common.c (tree_vector_cache): New static variable.
16428 (make_tree_vector): New function.
16429 (release_tree_vector): New function.
16430 (make_tree_vector_single): New function.
16431 (make_tree_vector_copy): New function.
16432 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16433 (make_tree_vector_single, make_tree_vector_copy): Declare.
16434 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16435 (c_parser_expr_list): Don't manage cache here, instead call
16437 (c_parser_release_expr_list): Remove static function.
16438 (c_parser_vec_to_tree_list): Remove static function.
16439 (c_parser_attributes): Call build_tree_list_vec instead of
16440 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16441 c_parser_release_expr_list.
16442 (c_parser_postfix_expression_after_primary): Likewise.
16443 (c_parser_objc_keywordexpr): Likewise.
16445 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16447 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16448 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16449 TARGET_CONVERT_TO_TYPE.
16450 * hooks.c (hook_tree_const_tree_null): Define.
16451 * hooks.h (hook_tree_const_tree_null): Declare.
16452 * target.h (struct gcc_target): Add invalid_parameter_type,
16453 invalid_return_type, promoted_type, and convert_to_type fields.
16454 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16455 (TARGET_INVALID_RETURN_TYPE): Define.
16456 (TARGET_PROMOTED_TYPE): Define.
16457 (TARGET_CONVERT_TO_TYPE): Define.
16458 (TARGET_INITIALIZER): Update for new fields.
16459 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16460 (grokparms): Check targetm.invalid_parameter_type.
16461 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16462 * c-convert.c (convert): Check targetm.convert_to_type.
16464 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16466 * config/mips/mips.md (*extenddi_truncate<mode>,
16467 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16469 (*extendhi_truncateqi): New define_insn_and_sptit.
16471 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16473 PR middle-end/40204
16474 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16475 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16477 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16479 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16480 the operand of VIEW_CONVERT_EXPR.
16482 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16484 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16485 extended family and model for Intel processors. Support Intel Atom.
16487 2009-05-20 Olivier Hainque <hainque@adacore.com>
16489 * gstab.h (stab_code_type): Define, to be used instead of the
16490 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16492 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16493 occurrences by stab_code_type.
16494 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16496 2009-05-20 Martin Jambor <mjambor@suse.cz>
16498 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16499 (sra_insert_before): Likewise.
16500 (sra_insert_after): Likewise.
16501 (sra_init_cache): Likewise.
16502 (sra_type_can_be_decomposed_p): Likewise.
16503 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16504 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16505 (sra_insert_before): Likewise.
16506 (sra_insert_after): Likewise.
16507 (sra_init_cache): Likewise.
16508 (insert_edge_copies_seq): Made static and moved upwards.
16510 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16513 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16515 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16516 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16519 2009-05-20 Richard Guenther <rguenther@suse.de>
16521 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16522 with mismatched comparison modes.
16524 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16526 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16527 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16528 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16529 with shifts for Thumb2.
16530 (orsi_notsi): New for orn.
16531 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16532 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16533 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16534 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16535 Don't invert remainder for IOR.
16537 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16539 PR tree-optimization/40087
16540 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16541 number_of_iterations_ne): Rename never_infinite argument.
16542 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16543 number_of_iterations_le): Handle pointer-type ivs when
16544 exit_must_be_taken is false.
16545 (number_of_iterations_cond): Do not always assume that
16546 exit_must_be_taken if the control variable is a pointer.
16548 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16550 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16551 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16553 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16555 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16556 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16558 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16561 * c.opt (Wlogical-op): Disabled by default.
16562 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16564 * doc/invoke.texi (Wlogical-op): Likewise.
16566 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16568 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16570 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16571 Propagate the type of the first operand.
16572 <ASSERT_EXPR>: Simplify.
16573 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16574 Rewrite using the RHS code as discriminant.
16575 <NOP_EXPR>: Turn into CASE_CONVERT.
16576 <PLUS_EXPR>: Propagate the type of the first operand.
16578 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16580 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16581 (ia64_dconst_0_375): New.
16582 * config/ia64/ia64.c (ia64_override_options): Remove
16583 -minline-sqrt-min-latency warning.
16584 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16585 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16586 * config/ia64/ia64.md (*sqrt_approx): Remove.
16587 (sqrtsf2): Remove #if 0.
16588 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16589 (sqrtdf): Remove assert.
16590 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16591 (sqrtxf2): Remove #if 0.
16592 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16593 * div.md (sqrt_approx_rf): New.
16594 (sqrtsf2_internal_thr): New implementation.
16595 (sqrtsf2_internal_lat): New.
16596 (sqrtdf2_internal_thr: New implementation.
16597 (sqrtxf2_internal): New implementation.
16599 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16600 Hans-Peter Nilsson <hp@axis.com>
16602 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16603 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16604 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16605 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16606 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16607 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16608 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16609 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16610 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16611 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16612 * c-common.c: ...from here.
16614 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16616 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16618 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16620 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16622 2009-05-19 Ben Elliston <bje@au.ibm.com>
16624 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16625 assignments with memcpy calls.
16626 (add_fdes): Likewise.
16627 (binary_search_unencoded_fdes): Likewise.
16628 (linear_search_fdes): Eliminate type puns.
16630 2009-05-19 Richard Guenther <rguenther@suse.de>
16632 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16633 not falsely claim to have propagated into all uses.
16635 2009-05-19 Ben Elliston <bje@au.ibm.com>
16637 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16640 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16642 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16643 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16644 (TARGET_LEGITIMATE_ADDRESS_P): New.
16645 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16646 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16648 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16651 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16652 child of the containing namespace's DIE.
16654 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16656 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16657 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16658 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16661 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16664 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16665 gen_align with gen_pad.
16666 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16667 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16669 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16670 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16672 * config/i386/i386.md (align): Renamed to ...
16673 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16674 ASM_OUTPUT_MAX_SKIP_PAD.
16676 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16678 * config.gcc: Fix variable syntax.
16681 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16682 before calling exact_log2.
16683 (output_iorsi3): Likewise.
16684 (output_xorsi3): Likewise.
16686 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16688 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16689 for the none zero constant operand except for EQ and NE
16690 comprisons even when the first operand is R0.
16692 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16694 * config/s390/2064.md: Remove trailing whitespaces.
16695 * config/s390/2084.md: Likewise.
16696 * config/s390/constraints.md: Likewise.
16697 * config/s390/fixdfdi.h: Likewise.
16698 * config/s390/libgcc-glibc.ver: Likewise.
16699 * config/s390/s390-modes.def: Likewise.
16700 * config/s390/s390-protos.h: Likewise.
16701 * config/s390/s390.c: Likewise.
16702 * config/s390/s390.h: Likewise.
16703 * config/s390/s390.md: Likewise.
16704 * config/s390/tpf-unwind.h: Likewise.
16706 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16708 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16710 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16713 * configure.ac (m68k-*-*): Check if binutils support TLS.
16714 * configure: Regenerate.
16715 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16716 * config/m68k/constraints.md (Cu): New constraint.
16717 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16718 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16719 (movsi): Handle TLS symbols.
16720 (addsi3_5200): Handle XTLS symbols, indent.
16721 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16722 (m68k_tls_reference_p): Declare.
16723 (m68k_legitimize_address): Declare.
16724 (m68k_unwrap_symbol): Declare.
16725 * config/m68k/m68k.opt (mxtls): New option.
16726 * config/m68k/m68k.c (ggc.h): Include.
16727 (m68k_output_dwarf_dtprel): Implement hook.
16728 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16729 (m68k_expand_prologue): Load GOT pointer when function needs it.
16730 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16731 (m68k_legitimate_constant_address_p): Same.
16732 (m68k_decompose_address): Handle TLS references.
16733 (m68k_get_gp): New static function.
16734 (enum m68k_reloc): New contants.
16735 (TLS_RELOC_P): New macro.
16736 (m68k_wrap_symbol): New static function.
16737 (m68k_unwrap_symbol): New function.
16738 (m68k_final_prescan_insn_1): New static function.
16739 (m68k_final_prescan_insn): New function.
16740 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16742 (legitimize_pic_address): Handle TLS references..
16743 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16744 (m68k_libcall_value_in_a0_p)
16745 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16746 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16747 (m68k_legitimize_tls_address): Handle TLS references.
16748 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16750 (m68k_legitimize_address): Handle TLS symbols.
16751 (m68k_get_reloc_decoration): New static function.
16752 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16754 (m68k_output_dwarf_dtprel): Implement hook.
16755 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16756 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16757 m68k_call_* routines.
16758 (sched_attr_op_type): Handle TLS symbols.
16759 (gt-m68k.h): Include.
16760 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16761 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16763 2009-05-18 Martin Jambor <mjambor@suse.cz>
16765 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16766 (visit_store_addr_for_mod_analysis): New function.
16767 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16768 (determine_cst_member_ptr): Use gimple_assign_single_p.
16769 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16770 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16771 operands. Don't check number of operands of a NOP_EXPR.
16773 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16775 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16777 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16780 * c-common.c (warn_logical_operator): Don't warn if one of
16781 expression isn't always true or false.
16783 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16785 * config/i386/biarch32.h: New file.
16786 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16788 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16790 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16791 *zero_extend<mode>_truncqi): Merge these into ...
16792 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16793 Name the pattern following this as *zero_extendhi_truncqi.
16795 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16797 PR middle-end/39301
16798 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16799 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16800 (output_info): Make field HOST_WIDEST_INT.
16801 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16802 (dump_bitmat_statistics): Same.
16804 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16806 * config.gcc (use_gcc_stdint): Set to wrap.
16807 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16808 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16809 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16810 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16811 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16812 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16813 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16814 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16816 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16818 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16820 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16821 Move definitions earlier.
16822 (OPT_ARCH64, OPT_ARCH32): Define.
16823 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16826 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16829 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16832 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16834 * arm.md (movdi2): Copy non-reg values to DImode registers.
16836 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16839 * final.c (label_to_max_skip): New function.
16840 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16841 CODE_LABEL_NUMBER <= max_labelno.
16842 * output.h (label_to_max_skip): New prototype.
16843 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16844 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16845 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16846 Handle CODE_LABELs with >= 16 byte alignment or with
16847 max_skip == (1 << align) - 1.
16848 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16849 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16852 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16853 .p2align 3 if MAX_SKIP is smaller than 7.
16854 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16856 2009-05-15 Ian Lance Taylor <iant@google.com>
16858 * alias.c (struct alias_set_entry_d): Rename from struct
16859 alias_set_entry. Change all uses.
16860 * except.c (struct call_site_record_d): Rename from struct
16861 call_site_record. Change all uses.
16862 * except.h (struct eh_region_d): Rename from struct eh_region.
16864 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16866 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16867 ivtype_map_elt. Change all uses.
16868 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16870 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16871 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16873 (struct sese_d): Rename from struct sese. Change all uses.
16874 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16875 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16876 * optabs.h (struct optab_d): Rename from struct optab. Change all
16878 (struct convert_optab_d): Rename from struct convert_optab.
16880 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16881 ipa_opt_pass. Change all uses.
16882 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16885 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16886 defined as a typedef.
16887 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16890 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16893 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16895 (merge_ranges): Returns bool.
16896 * tree.h (make_range): .. to here.
16897 (build_range_check): Likewise.
16898 (merge_ranges): Likewise. Renamed from merge_ranges.
16899 * c-typeck.c (parser_build_binary_op): Update calls to
16900 warn_logical_operator.
16901 * c-common.c (warn_logical_operator): Add new warning.
16902 * c-common.h (warn_logical_operator): Update declaration.
16904 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16906 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16908 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16910 * doc/install.texi: Document MPC requirements, flags etc.
16912 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16913 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16914 Evaluate constant arguments.
16915 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16916 (fold_builtin_1): Likewise, also evaluate constant arguments.
16917 Remove superfluous break.
16918 (do_mpc_ckconv): New.
16919 * real.h: Include mpc.h.
16920 * toplev.c (print_version): Output MPC version info if available.
16922 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16924 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16926 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16928 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16931 2009-05-15 Jan Hubicka <jh@suse.cz>
16933 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16934 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16935 (try_inline): Fix return value.
16936 (cgraph_decide_inlining_incrementally): Honor new value.
16937 (cgraph_early_inlining): Handle indirect inlining.
16938 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16940 2009-05-15 Jan Hubicka <jh@suse.cz>
16942 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16943 * cgraphunit.c (cgraph_finalize_function): Set it.
16944 (cgraph_expand_function): Use it.
16946 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16948 * real.c (encode_ieee_half): Define.
16949 (decode_ieee_half): Define.
16950 (ieee_half_format): Define.
16951 (arm_half_format): Define.
16952 * real.h (ieee_half_format): Declare.
16953 (arm_half_format): Declare.
16955 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16957 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16958 swapped, and reversed optabs exist before trying to use them.
16960 2009-05-15 Paul Brook <paul@codesourcery.com>
16961 Sandra Loosemore <sandra@codesourcery.com>
16963 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16964 loads. Allow PRE_DEC.
16965 (output_move_neon): Handle PRE_DEC.
16966 (arm_print_operand): Add 'A' for neon structure loads.
16967 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16968 * config/arm/neon.md (neon_mov): Update comment.
16969 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16971 (Um): New constraint.
16973 2009-05-15 Jan Hubicka <jh@suse.cz>
16975 Revert the following patch until testsuite fallout is fixed:
16976 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16977 * cgraph.h (struct inline_summary): New filed self_wize,
16978 size_inlining_benefit, self_time and time_inlining_benefit.
16979 (struct cgraph_global_info): Replace insns by time ans size fields.
16980 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16981 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16982 (ipcp_update_callgraph): Do not touch function bodies.
16983 * ipa-inline.c: Include except.h
16984 (MAX_TIME): New constant.
16985 (overall_insns): Remove
16986 (overall_size, max_benefit): New static variables.
16987 (cgraph_estimate_time_after_inlining): New function.
16988 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16989 (cgraph_clone_inlined_nodes): Update size.
16990 (cgraph_mark_inline_edge): Update size.
16991 (cgraph_estimate_growth): Use size info.
16992 (cgraph_check_inline_limits): Check size.
16993 (cgraph_default_inline_p): Likewise.
16994 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16995 (cgraph_decide_recursive_inlining): Check size.
16996 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16998 (cgraph_decide_inlining): Likewise.
16999 (cgraph_decide_inlining_incrementally): Likewise; honor
17000 PARAM_EARLY_INLINING_INSNS.
17001 (likely_eliminated_by_inlining_p): New predicate.
17002 (estimate_function_body_sizes): New function.
17003 (compute_inline_parameters): Use it.
17004 * except.c (must_not_throw_labels): New function.
17005 * except.h (must_not_throw_labels): Declare.
17006 * tree-inline.c (init_inline_once): Kill inlining_weigths
17007 * tree-ssa-structalias.c: Avoid uninitialized warning.
17008 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17009 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17010 (PARAM_INLINE_CALL_COST): Remove.
17011 (PARAM_EARLY_INLINING_INSNS): New.
17013 2009-05-15 Richard Guenther <rguenther@suse.de>
17015 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17016 not TODO_update_ssa.
17018 2009-05-15 Richard Guenther <rguenther@suse.de>
17020 PR tree-optimization/39999
17021 * gimple.h (gimple_expr_type): Use the expression type looking
17022 through useless conversions.
17023 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17024 (vn_nary_op_insert_stmt): Likewise.
17025 (simplify_binary_expression): Likewise.
17027 2009-05-15 Richard Guenther <rguenther@suse.de>
17029 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17030 New options, enabled by default.
17031 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17033 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17034 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17035 * tree-ssa-structalias.c (gate_tree_pta): New function.
17036 (pass_build_alias): Use it.
17038 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17041 recurse on an invariant address if a conversion from a pointer
17042 type to a wider integer type is involved.
17044 2009-05-15 Jan Hubicka <jh@suse.cz>
17046 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17047 * cgraph.h (struct inline_summary): New filed self_wize,
17048 size_inlining_benefit, self_time and time_inlining_benefit.
17049 (struct cgraph_global_info): Replace insns by time ans size fields.
17050 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17051 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17052 (ipcp_update_callgraph): Do not touch function bodies.
17053 * ipa-inline.c: Include except.h
17054 (MAX_TIME): New constant.
17055 (overall_insns): Remove
17056 (overall_size, max_benefit): New static variables.
17057 (cgraph_estimate_time_after_inlining): New function.
17058 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17059 (cgraph_clone_inlined_nodes): Update size.
17060 (cgraph_mark_inline_edge): Update size.
17061 (cgraph_estimate_growth): Use size info.
17062 (cgraph_check_inline_limits): Check size.
17063 (cgraph_default_inline_p): Likewise.
17064 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17065 (cgraph_decide_recursive_inlining): Check size.
17066 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17068 (cgraph_decide_inlining): Likewise.
17069 (cgraph_decide_inlining_incrementally): Likewise; honor
17070 PARAM_EARLY_INLINING_INSNS.
17071 (likely_eliminated_by_inlining_p): New predicate.
17072 (estimate_function_body_sizes): New function.
17073 (compute_inline_parameters): Use it.
17074 * except.c (must_not_throw_labels): New function.
17075 * except.h (must_not_throw_labels): Declare.
17076 * tree-inline.c (init_inline_once): Kill inlining_weigths
17077 * tree-ssa-structalias.c: Avoid uninitialized warning.
17078 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17079 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17080 (PARAM_INLINE_CALL_COST): Remove.
17081 (PARAM_EARLY_INLINING_INSNS): New.
17082 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17083 (inline-call-cost): Remove.
17084 (early-inlining-insns): New.
17086 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17088 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17090 (print_int_cst_bounds_in_octal_p): Likewise.
17091 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17093 * dwarf2out.c (base_type_die): Likewise.
17094 (is_subrange_type): Delete.
17095 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17096 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17097 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17098 if the destination type is boolean.
17099 (build_range_check): Do not special-case subtypes.
17100 (fold_sign_changed_comparison): Likewise.
17101 (fold_unary): Likewise.
17102 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17103 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17104 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17105 * tree.c (subrange_type_for_debug_p): New predicate based on the
17106 former is_subrange_type.
17107 * tree.h (subrange_type_for_debug_p): Declare.
17108 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17109 (convert_affine_scev): Remove call to above function.
17110 (chrec_convert_aggressive): Likewise.
17111 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17112 false for conversions involving subtypes.
17113 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17114 (vrp_val_min): Likewise.
17115 (needs_overflow_infinity): Likewise.
17116 (extract_range_from_unary_expr): Likewise.
17118 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17120 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17121 * config/frv/frv.c: Likewise.
17122 * config/s390/s390.c: Likewise.
17123 * config/sparc/sparc.h: Likewise.
17124 * config/i386/i386.h: Likewise.
17125 * config/i386/i386.c: Likewise.
17126 * config/crx/crx.c: Likewise.
17127 * config/m68hc11/m68hc11.h: Likewise.
17128 * config/iq2000/iq2000.c: Likewise.
17129 * config/mn10300/mn10300.h: Likewise.
17130 * config/mn10300/mn10300.c: Likewise.
17131 * config/m68k/m68k.c: Likewise.
17132 * config/rs6000/rs6000.c: Likewise.
17133 * config/rs6000/xcoff.h: Likewise.
17134 * config/rs6000/linux64.h: Likewise.
17135 * config/rs6000/sysv4.h: Likewise.
17136 * config/score/score3.c: Likewise.
17137 * config/score/score7.c: Likewise.
17138 * config/score/score.c: Likewise.
17139 * config/arm/arm.md: Likewise.
17140 * config/mips/mips.c: Likewise.
17141 * config/mips/mips.md: Likewise.
17142 * config/bfin/bfin.h: Likewise.
17143 * config/pa/pa.c: Likewise.
17144 * config/pa/constraints.md: Likewise.
17146 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17147 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17148 * config/pdp11/pdp11.h: Use memory_address_p instead.
17150 2009-05-14 Ian Lance Taylor <iant@google.com>
17152 * passes.c (finish_optimization_passes): Change i to int.
17153 * plugin.c (plugins_active_p): Change event to int.
17154 (dump_active_plugins): Likewise.
17155 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17157 * tree.c (tree_range_check_failed): Change c to unsigned int.
17158 (omp_clause_range_check_failed): Likewise.
17159 (build_common_builtin_nodes): Change mode to int. Add cast.
17160 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17161 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17163 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17164 ++ or -- with a variable of enum type.
17166 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17169 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17171 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17173 * store-motion.c: Do not include params.h
17174 * Makefile.in: Fix dependencies for various files.
17176 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17178 * auto-inc-dec.c: Fix pass description, remove apparent
17179 accidental duplication.
17181 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17183 PR middle-end/40147
17184 * ipa-utils.h (memory_identifier_string): Moved to ...
17185 * tree.h (memory_identifier_string): Here. Add GTY(()).
17187 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17189 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17190 in the former documentation of...
17191 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17192 * ira-conflicts.c (get_dup_num): Use address_operand.
17193 * targhooks.c (default_legitimate_address_p): New.
17194 * targhooks.h (default_legitimate_address_p): New.
17195 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17197 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17198 * target.h (struct target): Add legitimate_address_p.
17199 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17200 (TARGET_INITIALIZER): Include it.
17202 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17203 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17204 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17205 (TARGET_LEGITIMATE_ADDRESS_P): New.
17207 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17208 (REG_OK_STRICT_P): Delete.
17209 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17210 (frv_legitimate_address_p_1): ... this.
17211 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17212 (frv_legitimate_address_p_1): ... the renamed old
17213 frv_legitimate_address_p.
17214 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17215 (TARGET_LEGITIMATE_ADDRESS_P): New.
17217 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17218 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17219 * config/s390/s390.c (legitimate_address_p): Rename to...
17220 (s390_legitimate_address_p): ... this, make static.
17221 (legitimize_address): Adjust call.
17222 (TARGET_LEGITIMATE_ADDRESS_P): New.
17223 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17225 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17226 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17227 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17228 (TARGET_LEGITIMATE_ADDRESS_P): New.
17230 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17231 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17232 * config/spu/spu.c (spu_legitimate_address): Rename to...
17233 (spu_legitimate_address_p): ... this, make static.
17234 (TARGET_LEGITIMATE_ADDRESS_P): New.
17236 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17237 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17238 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17239 (sparc_legitimate_address_p): ... this, make static and return bool.
17240 (legitimize_address): Adjust call.
17241 (TARGET_LEGITIMATE_ADDRESS_P): New.
17243 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17244 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17245 * config/i386/i386.c (legitimate_address_p): Rename to...
17246 (ix86_legitimate_address_p): ... this, make static.
17247 (constant_address_p): Move after it, adjust call.
17248 (TARGET_LEGITIMATE_ADDRESS_P): New.
17250 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17251 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17252 * config/avr/avr.c (legitimate_address_p): Rename to...
17253 (avr_legitimate_address_p): ... this, make static.
17254 (legitimize_address): Adjust call.
17255 (TARGET_LEGITIMATE_ADDRESS_P): New.
17257 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17258 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17259 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17260 (TARGET_LEGITIMATE_ADDRESS_P): New.
17262 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17263 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17264 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17265 (TARGET_LEGITIMATE_ADDRESS_P): New.
17267 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17268 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17270 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17272 (TARGET_LEGITIMATE_ADDRESS_P): New.
17274 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17275 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17277 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17279 (m68hc11_legitimate_address_p): ... this, make static.
17280 (go_if_legitimate_address_internal): Rename to...
17281 (m68hc11_legitimate_address_p_1): ... this.
17282 (legitimize_address): Adjust call.
17283 (TARGET_LEGITIMATE_ADDRESS_P): New.
17285 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17286 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17287 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17288 (TARGET_LEGITIMATE_ADDRESS_P): New.
17290 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17291 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17292 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17293 (mn10300_legitimate_address_p): ... this, make static.
17294 (TARGET_LEGITIMATE_ADDRESS_P): New.
17296 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17297 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17298 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17299 (TARGET_LEGITIMATE_ADDRESS_P): New.
17301 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17302 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17303 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17304 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17305 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17306 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17307 (rs6000_legitimate_address_p): ... this, make static.
17308 (TARGET_LEGITIMATE_ADDRESS_P): New.
17309 (REG_MODE_OK_FOR_BASE_P): Delete.
17310 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17312 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17313 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17315 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17316 static, adjust types.
17317 (TARGET_LEGITIMATE_ADDRESS_P): New.
17319 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17320 * config/score/score.c (score_address_p): Rename to...
17321 (score_legitimate_address_p): ... this.
17322 (TARGET_LEGITIMATE_ADDRESS_P): New.
17323 * config/score/score3.c (score3_address_p): Rename to...
17324 (score3_legitimate_address_p): ... this.
17325 * config/score/score7.c (score7_address_p): Rename to...
17326 (score7_legitimate_address_p): ... this.
17328 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17329 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17330 GO_IF_LEGITIMATE_ADDRESS): Delete.
17331 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17332 thumb2_legitimate_address_p): Delete.
17333 (arm_legitimate_address_p): Rename to...
17334 (arm_legitimate_address_outer_p): ... this.
17335 * config/arm/constraints.md ("Uq"): Adjust call.
17336 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17337 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17339 (arm_legitimate_address_outer_p): ... this.
17340 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17342 (TARGET_LEGITIMATE_ADDRESS_P): New.
17344 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17345 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17346 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17347 (TARGET_LEGITIMATE_ADDRESS_P): New.
17349 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17350 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17351 * config/vax/vax.c (legitimate_address_p): Rename to...
17352 (vax_legitimate_address_p): ... this, make static.
17353 (TARGET_LEGITIMATE_ADDRESS_P): New.
17355 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17356 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17357 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17358 (TARGET_LEGITIMATE_ADDRESS_P): New.
17360 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17361 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17362 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17363 (mmix_legitimate_address_p): ... this, make static.
17364 (TARGET_LEGITIMATE_ADDRESS_P): New.
17366 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17367 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17368 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17369 (TARGET_LEGITIMATE_ADDRESS_P): New.
17371 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17373 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17374 of MODE_COMPLEX_INT.
17376 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17378 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17379 LCT_NORMAL in function call.
17380 * mips-tdump.c (print_file_desc): Add cast to enum type.
17381 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17382 (mark_stabs): Add casts to enum types.
17383 (parse_stabs_common): Add casts to enum types.
17385 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17387 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17388 Check for invalid values of LETTER.
17390 2009-05-13 Taras Glek <tglek@mozilla.com>
17392 * attribs.c (register_attribute): moved out attribute registration
17393 into register_attribute.
17394 * doc/plugins.texi: Documented register_attribute and
17396 * gcc-plugin.h: Added forward decl for register_attribute.
17397 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17398 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17399 PLUGIN_ATTRIBUTES boilerplate.
17401 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17403 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17404 values even in sentinel and empty entries.
17405 (ms_printf_flag_specs): Likewise.
17406 (ms_scanf_flag_specs): Likewise.
17407 (ms_strftime_flag_specs): Likewise.
17408 (ms_print_char_table): Likewise.
17409 (ms_scan_char_table): Likewise.
17410 (ms_time_char_table): Likewise.
17412 2009-05-13 Doug Kwan <dougkwan@google.com>
17414 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17416 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17418 * config/mips/mips.md (store): Add attributes for QI and HI.
17420 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17421 (truncdi<mode>2): ... this new pattern.
17423 2009-05-13 Brad Hards <bradh@kde.org>
17425 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17427 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17428 Ben Elliston <bje@au.ibm.com>
17430 PR middle-end/40035
17431 * dse.c (check_mem_read_rtx): Guard against width == -1.
17433 2009-05-13 Michael Matz <matz@suse.de>
17435 PR middle-end/39976
17436 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17437 (trivially_conflicts_p): New function.
17438 (insert_backedge_copies): Use it.
17440 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17442 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17443 (handle_stdc_pragma): Use new enum constant names.
17444 (handle_pragma_float_const_decimal64): Ditto.
17446 2009-05-13 Ian Lance Taylor <iant@google.com>
17448 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17451 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17453 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17454 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17456 * config/m68k/m68k.h (FL_UCLINUX): Define.
17458 2009-05-13 Jan Hubicka <jh@suse.cz>
17460 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17462 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17464 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17465 unless -fschedule-insns is specified.
17467 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17470 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17471 TARGET_EXPAND_CBRANCHDI4.
17472 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17473 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17474 (cmpeqdi): Fix comment.
17476 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17478 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17479 (sh_legitimate_address_p): Likewise.
17480 * config/sh/sh.c (sh_legitimate_index_p): New.
17481 (sh_legitimate_address_p): Likewise.
17482 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17483 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17484 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17485 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17486 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17487 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17488 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17489 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17490 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17492 2009-05-12 Jan Hubicka <jh@suse.cz>
17494 * tree-inline.c (estimate_operator_cost): Add operands;
17495 when division happens by constant, it is cheap.
17496 (estimate_num_insns): Loads and stores are not having cost of 0;
17497 EH magic stuff is cheap; when computing runtime cost of switch,
17498 use log2 base of amount of its cases; builtin_expect has cost of 0;
17499 compute cost for moving return value of call.
17500 (init_inline_once): Initialize time_based flags.
17501 * tree-inline.h (eni_weights_d): Add time_based flag.
17503 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17505 * df-core.c: Update head documentation.
17507 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17510 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17511 shadowing exisiting variable op1.
17513 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17516 * config/i386/driver-i386.c (processor_signatures): New enum.
17517 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17518 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17519 processor signature to detect geode processor.
17521 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17525 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17527 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17528 causes spurious differences between trunk and cond-optab branch.
17530 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17532 * dojump.c (compare_from_rtx): Delete.
17533 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17534 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17535 if the comparison does not satisfy the predicate; test predicates for
17536 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17537 further if one existing pattern fails.
17538 * expr.h (compare_from_rtx): Delete.
17539 (prepare_operand): Declare it.
17540 * optabs.c: Change "lib call" to "libcall" throughout.
17541 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17542 HAVE_conditional_trap, emit_cmp_insn): Delete.
17543 (can_compare_p): Delete cmp_optab case.
17544 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17545 Accept other parameters by value.
17546 (prepare_operand): Make non-static.
17547 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17548 other parameters by value. Try to widen operands here based on
17549 an optab_methods argument and looking at cbranch_optab.
17550 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17551 loop. Use cbranch_optab directly.
17552 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17553 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17555 (emit_conditional_move, emit_conditional_add): Inline what's needed
17556 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17557 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17558 with COMPARE. Move cmov_optab and cstore_optab above
17559 with cbranch_optab, move cmp_optab down with ucmp_optab,
17560 remove tst_otpab. Do not initialize trap_rtx.
17561 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17562 for trap code. Do not check HAVE_conditional_trap. Use
17563 prepare_cmp_insn. Accept no predicate for operand 3.
17564 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17565 (OTI_ctrap, ctrap_optab): New.
17566 (tst_optab): Delete.
17567 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17568 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17569 with lookup of ctrap_optab.
17570 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17572 (ctrap_optab): New.
17574 * combine.c (combine_simplify_rtx, simplify_set): Do not
17575 special case comparing against zero for cc0 machines.
17576 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17577 COMPARE on cc0 machines.
17578 (simplify_relational_operation): Return a new expression when
17579 a COMPARE could be removed.
17580 * final.c (final_scan_insn): Compare cc_status values
17581 against LHS of a (compare FOO (const_int 0)) cc0 source.
17582 Also check if cc_status.value is the full compare.
17584 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17585 (cstoreMM4): Document.
17586 (conditional_trap): Document ctrapMM4 instead.
17587 (sync_compare_and_swapMM): Refer to cbranchcc4.
17588 (Dependent Patterns): Eliminate obsolete information referring to
17589 the old jump optimization phase.
17590 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17591 of compares with 0 on cc0 machines.
17592 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17593 avoiding references to cc0. Remove text about storing operands
17595 * doc/tm.texi (Condition Codes): Include blurb on different
17596 condition code representations, separate into subsections for
17597 CC0, MODE_CC and conditional execution.
17599 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17600 alpha_emit_setcc): Accept operands and a machine mode.
17601 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17602 Get code/op0/op1 from operands, use machine mode argument
17603 instead of alpha_compare.fp_p. Emit the branch here.
17604 (alpha_emit_setcc): Likewise, and return boolean.
17605 (alpha_emit_conditional_move): Likewise. Assert that
17606 cmp_op_mode == cmp_mode, and simplify accordingly.
17607 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17608 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17609 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17611 (stack probe test): Use cbranchdi4.
17612 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17614 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17615 * config/arc/arc.h (movsicc, movsfcc): Use it.
17616 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17617 (cbranchsi4, cstoresi4): New.
17618 (cmpsi, bCC and sCC expanders): Remove.
17620 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17621 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17622 * config/arm/predicates.md (arm_comparison_operator): Only include
17623 floating-point operators if there is a hardware floating-point unit.
17624 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17625 deferring to cbranch_cc and cstore_cc respectively.
17626 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17627 cbranch_cc, cstore_cc): New.
17628 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17630 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17632 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17633 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17635 (adjust_insn_length): Adjust calls.
17636 (avr_reorg): Handle (compare (foo) (const_int 0)).
17637 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17638 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17639 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17640 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17642 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17643 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17645 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17646 (cbranchsi4, cstorebi4, cstoresi4): New.
17647 (movbisi): This insn is duplicate, split it to zero_extend.
17648 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17649 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17650 (bfin_optimize_loop): Use cbranch expander.
17651 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17652 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17653 (bfin_bimode_comparison_operator): ... this.
17654 (bfin_direct_comparison_operator): New.
17656 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17657 inside (compare FOO (const_int 0)).
17658 (cris_rtx_costs): Handle ZERO_EXTRACT.
17659 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17660 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17661 (*tstdi_v32): Delete.
17662 (*cmpdi_non_v32): Add M alternative for operand 1.
17663 (cmpsi, cmp<mode>): Make private.
17664 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17666 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17668 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17669 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17670 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17671 (cc_reg_operand): New.
17672 (any_cond): Delete.
17673 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17674 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17675 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17676 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17677 crx_expand_scond): Delete.
17679 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17681 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17682 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17684 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17685 cstoresi4, cstoresf4, cstoredf4): New.
17686 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17687 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17688 Receive the entire operands array.
17689 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17690 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17691 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17692 Get test/op0/op1 from the operands array.
17693 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17695 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17696 (h8300_expand_store): New.
17697 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17699 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17700 (h8300_expand_store): New.
17701 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17702 or do not try to produce (set (cc0) REG).
17703 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17704 change a compare into a move to a scratch register. Disable some
17705 peepholes when comparing with zero.
17706 (tstsi, tsthi, tstsi, cmpqi): Make private.
17708 (bCC, sCC): Delete.
17709 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17712 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17713 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17714 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17715 (ix86_emit_i387_log1p): Use cbranchxf2.
17716 (ix86_expand_setcc): Return void.
17717 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17718 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17719 cmp<MODEF>, cmpcc): Remove.
17720 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17721 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17722 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17723 (sCC and bCC expanders): Remove.
17724 (stack_protect_test): Use cbranchcc4.
17726 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17728 (ia64_expand_compare): Accept three rtx by reference and return void.
17729 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17730 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17731 from *expr. Update *expr with the BImode comparison to do.
17732 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17733 cmptf, bCC, sCC, conditional_trap): Delete.
17734 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17735 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17736 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17737 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17738 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17740 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17741 type of last argument.
17742 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17743 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17744 use machine mode argument instead of branch_type. Remove dead
17745 code for floating-point comparisons.
17746 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17747 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17749 (cbranchsi4, cstoresi4): New.
17750 * config/iq2000/predicates.md (reg_or_const_operand): New.
17752 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17753 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17754 (b<code>_op): Rewrite to...
17755 (bcc_op): ... this, using match_operator.
17756 (s<code>_op): Rewrite to...
17757 (scc_op): ... this, using match_operator.
17758 (s<code>_24_op): Rewrite to...
17759 (scc_op_24): ... this, using match_operator.
17760 (s<code>_<mode>): Rewrite to...
17761 (cstore<mode>4): ... this, using match_operator.
17762 (s<code>_<mode>_24): Rewrite to...
17763 (cstore<mode>4_24): ... this, using match_operator.
17764 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17765 m32c_unpend_compare, m32c_expand_scc): Delete.
17766 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17767 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17768 (m32c_expand_movcc): Change NE to EQ if necessary.
17769 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17771 * config/m32r/m32r-protos.h (gen_cond_store): New.
17772 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17773 (gen_cond_store): New, from sCC patterns.
17774 (m32r_expand_block_move): Use cbranchsi4.
17775 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17776 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17777 (cbranchsi4, cstoresi4): New.
17779 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17781 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17782 (m68hc11_notice_update_cc): Look into a compare with 0.
17783 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17785 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17786 cmphi, cmpqi, bCC): Delete.
17787 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17788 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17789 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17792 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17793 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17794 * config/m68k/constraints.md (H): New.
17795 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17796 the define_insn below.
17797 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17798 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17799 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17800 patterns): Wrap RHS with COMPARE.
17801 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17802 (*cmpdi_internal): Name this pattern.
17803 (cmpdi): Change to define_insn.
17804 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17805 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17806 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17808 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17809 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17810 (conditional_trap): Change to...
17811 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17812 (*conditional_trap): Use the ordered_comparison_operator and
17813 const1_operand predicates.
17814 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17815 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17816 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17817 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17819 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17820 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17821 (mcore_gen_compare): New.
17822 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17823 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17824 (mcore_gen_compare): ... this.
17825 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17826 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17827 (stack probe pattern): Use cbranchsi4.
17829 * config/mips/predicates.md (mips_cstore_operator): New.
17830 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17831 * config/mips/mips.md (any_cond): Delete.
17832 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17834 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17835 fixuns_truncsfdi2): Use cbranch patterns.
17836 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17837 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17838 Adjust call to mips_expand_conditional_branch.
17839 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17841 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17842 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17843 * config/mips/mips.c (cmp_operands): Delete.
17844 (mips_emit_compare): Get comparison operands from *op0/*op1.
17845 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17846 that it succeeds. Use op0/op1 instead of cmp_operands.
17847 (mips_expand_conditional_branch, mips_expand_conditional_move,
17848 mips_expand_conditional_trap): Likewise.
17849 (mips_block_move_loop): Use cbranch patterns.
17850 * config/mips/mips.h (cmp_operands): Delete.
17852 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17853 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17854 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17855 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17856 (*cmpcc_folded): Rename to...
17857 (*cmpdi_folded): this.
17858 (*cmpcc): Rename to...
17860 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17863 (cbranchdf4): New. Handle invalid comparisons here.
17864 * config/mmix/predicates.md (float_comparison_operator): New.
17866 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17867 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17868 * config/mn10300/mn10300.md (tst): Delete.
17869 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17870 Name these patterns and wrap RHS in a compare.
17871 (*cmpsi): Make this pattern private. Include tst.
17872 (*cmpsf): Make this pattern private.
17873 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17874 (compare with zero peepholes): Likewise.
17876 (cbranchsi4, cbranchsf4): New.
17877 (casesi): Use cbranchsi4.
17879 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17880 hppa_branch_type): Delete.
17881 (return_addr_rtx): Use cbranchsi4.
17882 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17883 Emit CCFPmode comparison here.
17884 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17885 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17886 hppa_branch_type): Delete.
17887 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17888 (movsicc, movdicc): Remove references to hppa_compare_op0,
17889 hppa_compare_op1 and compare_from_rtx.
17890 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17891 (casesi): Use cbranchsi4.
17893 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17894 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17895 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17896 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17897 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17899 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17900 (*branch, *branch_inverted): New.
17902 * config/picochip/picochip.md (cbranchhi4): Use
17903 ordered_comparison_operator.
17904 (cmphi, bCC): Remove.
17906 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17907 (trap_comparison_operator): Delete.
17908 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17909 rs6000_emit_cbranch): Accept mode and operands.
17910 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17911 rs6000_compare_fp_p): Delete.
17912 (rs6000_generate_compare): Accept mode and comparison. Extract code
17913 and op0/op1 from there. Replace references to rs6000_compare_op0
17914 and rs6000_compare_op1.
17915 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17916 extract result from passed operands.
17917 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17918 extract loc from passed operands.
17919 (rs6000_emit_cmove): Likewise.
17920 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17921 rs6000_compare_fp_p): Delete.
17922 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17923 (cbranch<GPR>4, cbranch<FP>4): New.
17924 (cstore<mode>4): New. Consolidate here all choices about when to use
17925 portable or specialized sCC sequences.
17926 (stack_protect_test): Use cbranchsi4.
17927 (conditional_trap): Replace with ctrap<GPR>4.
17928 (conditional trap insn): Replace trap_comparison_operator with
17929 ordered_comparison_operator.
17931 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17932 (s390_emit_prologue): Use ctrap.
17933 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17934 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17935 New predicates replacing...
17936 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17937 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17938 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17939 (add<mode>cc): Do not use s390_compare_op0/op1.
17940 (s<code>): Change to...
17941 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17942 (seq): Change to...
17943 (cstorecc4): ... this. Handle EQ or NE equally.
17944 (*sne): Un-privatize for use in cstorecc4.
17945 (b<code>): Change to...
17946 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17947 (conditional_trap): Replace with...
17948 (ctrap<GPR>4, ctrap<FP>4): ... these.
17949 (stack_protect): Use cbranchcc4.
17951 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17952 * config/score/score-protos.h (score_gen_cmp): Delete.
17953 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17954 (score_block_move-loop): Use cbranchsi4.
17955 * config/score/score.md (cbranchsi4): New.
17956 (cmpsi, bCC): Delete.
17957 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17958 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17959 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17960 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17961 * config/score/score3.h (score3_gen_cmp): Delete.
17962 * config/score/score7.h (score7_gen_cmp): Delete.
17964 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17965 (sh_emit_scc_to_t): ... this. Return void.
17966 (from_compare): Rename to...
17967 (sh_emit_compare_and_branch): ... this.
17968 (sh_emit_compare_and_set): New.
17969 (sh_expand_t_scc): Accept operands.
17970 * config/sh/predicates.md (sh_float_comparison_operator): New.
17971 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17972 (prepare_scc_operands): Rename to...
17973 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17975 (sh_emit_cheap_store_flag): New.
17976 (sh_emit_set_t_insn): New.
17977 (from_compare): Rename to...
17978 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17979 handling of TARGET_SH2E floating point to avoid recursive call.
17980 Generate branch here.
17981 (sh_emit_compare_and_set): New.
17982 (sh_expand_t_scc): Get op0/op1 from arguments.
17983 (sh_emit_cheap_store_flag): New.
17984 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17986 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17987 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17988 (movsicc, movdicc): Do nothing when it recreated operands from
17989 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17990 prepare_scc_operands (now sh_emit_scc_to_t).
17991 (udivdi3): Use cstoresi4.
17992 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17993 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17994 (cbranchint4_media, cbranchfp4_media): New.
17995 (casesi): Use cbranchdi4.
17996 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17998 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17999 (movnegt): Remove second operand.
18000 (cbranchsf4, cbranchdf4): New.
18001 (stack_protect): Use cbranchdi4/cbranchsi4.
18003 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18004 (gen_compare_reg): Accept comparison, extract part of it to...
18005 (gen_compare_reg_1): ... this.
18006 (gen_compare_operator): Delete.
18007 (gen_v9_scc): Accept separate destination, comparison code and arms.
18008 Do not use sparc_compare_op0/sparc_compare_op1.
18009 (emit_scc_insn, emit_conditional_branch_insn): New.
18010 (emit_v9_brxx): Make static. Remove useless assertion.
18011 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18013 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18014 * config/sparc/sparc-protos.h (gen_compare_reg,
18015 sparc_emit_float_lib_cmp): Adjust prototype.
18016 (emit_scc_insn, emit_conditional_branch_insn): New.
18017 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18018 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18019 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18020 iterators to the top.
18021 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18022 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18023 snedi_special_trunc): Delete.
18024 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18025 and snedi_special_trunc.
18026 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18027 cbranchdi4, cbranch<F:mode>4): New.
18028 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18029 here. Use gen_compare_reg instead of gen_compare_operator.
18030 (conditional_trap): Replace with...
18031 (ctrapsi4, ctrapdi4): ... this.
18032 (stack_protect_test): Use cbranchcc4.
18034 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18036 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18037 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18038 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18039 from operands[0] or operands[3] depending on is_set.
18040 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18041 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18042 cmpdf, bCC), sCC: Remove.
18043 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18044 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18046 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18047 spu_emit_branch_or_set.
18049 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18051 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18052 xstormy16_compare_op1): Delete.
18053 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18054 xstormy16_compare_op1): Delete.
18055 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18057 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18058 (cmphi, cmpsi, bCC): Remove.
18060 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18061 (*cmpsi): ... this one.
18062 (cbranchsi4, cstoresi4): New.
18063 (bCC expanders): Delete.
18064 (sCC insns): Fold into...
18065 (*setcc): ... this one.
18066 (casesi): Do not use gen_cmpsi and gen_bgtu.
18067 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18068 (movsicc): Simplify.
18069 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18071 * config/vax/vax-protos.h (cond_name): New.
18072 (vax_output_conditional_branch): Remove.
18073 * config/vax/vax.c (cond_name): New.
18074 (vax_output_conditional_branch): Remove.
18075 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18076 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18077 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18078 (bit<VAXint>): Wrap source with (compare).
18079 (b<code> and following unnamed pattern): Rename to *branch and
18080 *branch_reversed. Change macroization to match_operator.
18081 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18083 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18084 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18085 Change last argument to machine_mode.
18086 (xtensa_expand_scc): Add machine_mode argument.
18087 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18088 (gen_conditional_move, xtensa_expand_conditional_branch,
18089 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18090 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18091 Adjust operand numbers.
18092 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18094 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18095 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18096 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18098 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18100 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18101 causes spurious differences between trunk and cond-optab branch.
18103 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18106 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18108 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18110 * tree.c (iterative_hash_pointer): Delete.
18111 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18112 Hash UIDs and versions of SSA names. Don't special-case built-in
18113 function declarations.
18115 2009-05-11 Ian Lance Taylor <iant@google.com>
18118 * graphite.c: Force -Wc++-compat to only be a warning before
18119 #including "cloog/cloog.h".
18121 2009-05-11 Martin Jambor <mjambor@suse.cz>
18123 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18125 2009-05-11 Jan Hubicka <jh@suse.cz>
18127 * tree-ssa-loop-ivcanon.c: Include target.h
18128 (struct loop_size): new structure.
18129 (constant_after_peeling): New predicate.
18130 (tree_estimate_loop_size): New function.
18131 (estimated_unrolled_size): Rewrite for new estimates.
18132 (try_unroll_loop_completely): Use new estimates.
18133 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18135 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18137 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18138 libcpp interface change.
18139 (spu_macro_to_expand): Likewise.
18141 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18143 PR tree-optimization/40026
18144 * gimplify.c (gimplify_init_constructor): Change initial conditional
18145 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18146 optimize_compound_literals_in_ctor.
18148 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18150 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18152 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18154 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18156 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18157 HOST_WIDE_INT for gap.
18159 2009-05-11 Ira Rosen <irar@il.ibm.com>
18161 PR tree-optimization/40074
18162 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18163 account in group size and step comparison.
18165 2009-05-11 Richard Guenther <rguenther@suse.de>
18167 * passes.c (init_optimization_passes): Strip now incorrect comment.
18168 (execute_function_todo): Do not set PROP_alias.
18169 * tree-pass.h (PROP_alias): Remove.
18170 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18171 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18172 * tree-nrv.c (pass_return_slot): Likewise.
18173 * tree-object-size.c (pass_object_sizes): Likewise.
18174 * tree-ssa-dom.c (pass_dominator): Likewise.
18175 (pass_phi_only_cprop): Likewise.
18176 * tree-ssa-dse.c (pass_dse): Likewise.
18177 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18178 (pass_cselim): Likewise.
18179 * tree-ssa-pre.c (pass_pre): Likewise.
18180 (pass_fre): Likewise.
18181 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18182 * tree-ssa-sink.c (pass_sink_code): Likewise.
18183 * tree-stdarg.c (pass_stdarg): Likewise.
18184 * tree-tailcall.c (pass_tail_calls): Likewise.
18185 * tree-vrp.c (pass_vrp): Likewise.
18187 2009-05-10 Ian Lance Taylor <iant@google.com>
18189 * basic-block.h (enum profile_status): Break out of struct
18190 control_flow_graph.
18191 * cgraph.h (struct inline_summary): Break out of struct
18193 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18194 of struct cgraph_order_sort.
18195 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18196 * cse.c (struct branch_path): Break out of struct
18197 cse_basic_block_data.
18198 * except.h (enum eh_region_type): Break out of struct eh_region.
18199 * gcc.c (enum add_del): Break out of struct modify_target.
18200 * genrecog.c (enum decision_type): Break out of struct decision_test.
18201 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18203 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18204 * regmove.c (enum match_use): New enum, broken out of struct match.
18205 * sched-int.h (enum post_call_group): New enum, broken out of
18207 (struct deps_reg): Break out of struct deps.
18208 * target.h (struct asm_int_op): Break out of struct gcc_target.
18209 * tree-eh.c (struct goto_queue_node): Break out of struct
18211 * tree-inline.h (enum copy_body_cge_which): Break out of
18213 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18215 * c-decl.c (in_struct, struct_types): New static variables.
18216 (pushtag): Add loc parameter. Change all callers.
18217 (lookup_tag): Add ploc parameter. Change all callers.
18218 (check_compound_literal_type): New function.
18219 (parser_xref_tag): Add loc parameter. Change all callers. If
18220 -Wc++-compat, warn about struct/union/enum types defined within a
18222 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18223 and loc parameters. Change all callers. Change error calls to
18224 error_at, using loc. For a redefinition, if the location of the
18225 original definition is known, report it. Set in_struct and
18226 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18227 (finish_struct): Add new parameters enclosing_in_struct and
18228 enclosing_struct_types. Change all callers. Set
18229 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18230 in the struct. If in a struct, add this struct to struct_types.
18231 (start_enum): Add loc parameter. Change all callers. Use
18232 error_at for errors, using loc. For a redefinition, if the
18233 location of the original definition is known, report it. If in a
18234 struct, add this enum type to struct_types. If -Wc++-compat warn
18235 if in sizeof, typeof, or alignof.
18236 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18237 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18238 (c_parser_enum_specifier): Get enum location for start_enum.
18239 (c_parser_struct_or_union_specifier): Get struct location for
18240 start_struct. Save in_struct and struct_types status between
18241 start_struct and finish_struct.
18242 (c_parser_cast_expression): Get location of cast.
18243 (c_parser_alignof_expression): Get location of type.
18244 (c_parser_postfix_expression): Likewise.
18245 (c_parser_postfix_expression_after_paren_type): Add type_loc
18246 parameter. Change all callers. Call check_compound_literal_type.
18247 Use type_loc for error about variable size type.
18248 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18249 of an enum constant from an enum type defined in a struct or union.
18250 (c_cast_expr): Add loc parameter. Change all callers. If
18251 -Wc++-compat, warn about defining a type in a cast.
18252 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18253 (start_enum, start_struct, finish_struct): Update declarations.
18254 (parser_xref_tag, c_cast_expr): Update declarations.
18255 (check_compound_literal_type): Declare.
18257 2009-05-11 Ben Elliston <bje@au.ibm.com>
18259 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18260 for recent libcpp interface change.
18261 (rs6000_macro_to_expand): Likewise.
18263 2009-05-10 Michael Matz <matz@suse.de>
18266 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18267 not at entry of function.
18269 2009-05-10 Richard Guenther <rguenther@suse.de>
18271 PR tree-optimization/40081
18273 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18274 using the main variant of the element type. Do not fiddle with
18275 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18277 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18278 structs with volatile fields.
18280 2009-05-10 Jan Hubicka <jh@suse.cz>
18282 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18283 (estimate_move_cost): Assert that it does not get called for
18285 (estimate_num_insns): Skip VOID types in argument handling.
18286 (optimize_inline_calls): Delete unreachable blocks and verify that
18287 callgraph is valid.
18289 2009-05-10 Jan Hubicka <jh@suse.cz>
18291 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18292 * cgraph.c (cgraph_mark_address_taken_node): New function.
18293 (dump_cgraph_node): Dump new flag.
18294 * cgraph.h (struct cgraph_node): Add address_taken.
18295 (cgraph_mark_address_taken_node): New function.
18296 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18297 since new direct calls can be born.
18299 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18301 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18302 tok->val.node.node.
18304 2009-05-10 Jan Hubicka <jh@suse.cz>
18306 PR middle-end/40084
18307 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18309 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18310 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18311 * tree-inline.c (copy_bb): Set frequency correctly.
18312 (fold_marked_statements): Update call to
18313 cgraph_update_edges_for_call_stmt.
18315 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18317 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18318 identifiers in diagnostics.
18319 * config/arm/arm.c (arm_handle_fndecl_attribute,
18320 arm_handle_isr_attribute): Likewise.
18321 * config/avr/avr.c (avr_handle_progmem_attribute,
18322 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18323 * config/bfin/bfin.c (handle_int_attribute,
18324 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18325 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18326 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18328 * config/darwin.c (darwin_handle_kext_attribute,
18329 darwin_handle_weak_import_attribute): Likewise.
18330 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18331 h8300_handle_eightbit_data_attribute,
18332 h8300_handle_tiny_data_attribute): Likewise.
18333 * config/i386/i386.c (ix86_handle_cconv_attribute,
18334 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18335 * config/i386/winnt.c (ix86_handle_shared_attribute,
18336 ix86_handle_selectany_attribute): Likewise.
18337 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18338 * config/m32c/m32c.c (function_vector_handler): Likewise.
18339 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18340 m68hc11_handle_fntype_attribute): Likewise.
18341 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18342 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18343 * config/mips/mips.c (mips_insert_attributes,
18344 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18345 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18346 rs6000_handle_struct_attribute): Likewise.
18347 * config/sh/sh.c (sh_insert_attributes,
18348 sh_handle_resbank_handler_attribute,
18349 sh_handle_interrupt_handler_attribute,
18350 sh2a_handle_function_vector_handler_attribute,
18351 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18353 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18354 * config/spu/spu.c (spu_handle_fndecl_attribute,
18355 spu_handle_vector_attribute): Likewise.
18356 * config/stormy16/stormy16.c
18357 (xstormy16_handle_interrupt_attribute): Likewise.
18358 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18359 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18361 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18363 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18364 (pp_translate_identifiers): New.
18365 (pp_identifier): Only conditionally translate identifier to locale
18367 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18368 (pp_base_tree_identifier): Only conditionally translate identifier
18369 to locale character set.
18370 * c-pretty-print.c (M_): Define.
18371 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18372 fragments for conditional translation with M_.
18373 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18374 identifier translation.
18376 2009-05-10 Richard Guenther <rguenther@suse.de>
18378 PR tree-optimization/40081
18379 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18380 using the main variant of the element type. Do not fiddle with
18381 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18383 2009-05-09 Jan Hubicka <jh@suse.cz>
18385 PR middle-end/40080
18386 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18387 indirect calls; verify cgraph afterwards.
18389 2009-05-09 Jan Hubicka <jh@suse.cz>
18392 * ipa.c (update_inlined_to_pointer): New function.
18393 (cgraph_remove_unreachable_nodes): Use it.
18395 2009-05-09 Jan Hubicka <jh@suse.cz>
18397 * tree-eh.c (struct leh_state): Remove prev_try.
18398 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18399 not track prev_try.
18400 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18401 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18402 remove_eh_handler_and_replace, foreach_reachable_handler,
18403 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18404 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18405 (gen_eh_region_cleanup): Update prototype.
18407 2009-05-09 Jan Hubicka <jh@suse.cz>
18409 PR middle-end/40043
18410 * except.c (copy_eh_region): Always set prev_try.
18411 (redirect_eh_edge_to_label): Find outer try.
18412 (foreach_reachable_handler): When looking for prev try
18413 handle case where previous try is not going to be taken.
18415 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18417 PR tree-optimization/40049
18418 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18419 only vector/vector shifts, convert the type of the constant to the
18420 appropriate type to avoid building incorrect trees, which
18421 eventually have problems with garbage collection.
18423 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18425 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18426 -1 for complex floating-point types if honoring signed zeros.
18428 2009-05-08 Jan Hubicka <jh@suse.cz>
18430 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18431 argument; handle correctly when profile is absent.
18432 (build_cgraph_edges): Update.
18433 (rebuild_cgraph_edges): Update.
18434 * cgraph.c: Do not include varray.h.
18435 (cgraph_set_call_stmt_including_clones): New function.
18436 (cgraph_create_edge_including_clones): Likewise
18437 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18438 (cgraph_update_edges_for_call_stmt): Handle clones.
18439 (cgraph_remove_node): Handle clone tree.
18440 (cgraph_remove_node_and_inline_clones): New function.
18441 (dump_cgraph_node): Dump clone tree.
18442 (cgraph_clone_node): Handle clone tree.
18443 (clone_function_name): Bring here from tree-inline.c.
18444 (cgraph_create_virtual_clone): New function.
18445 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18446 (cgraph_clone_info): New function.
18447 (strut cgraph_node): Add clone_info and new clone tree pointers.
18448 (cgraph_remove_node_and_inline_clones,
18449 cgraph_set_call_stmt_including_clones,
18450 cgraph_create_edge_including_clones,
18451 cgraph_create_virtual_clone): Declare.
18452 (cgraph_function_versioning): Use VEC argument.
18453 (compute_call_stmt_bb_frequency): Update prototype.
18454 (cgraph_materialize_all_clones): New function.
18455 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18456 (ipcp_create_replace_map): Update to VECtors.
18457 (ipcp_update_callgraph): Use virtual clones.
18458 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18459 (ipcp_update_profiling): Do not update local profiling.
18460 (ipcp_insert_stage): Use VECtors and virtual clones.
18461 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18462 (clone_of_p): New function.
18463 (cgraph_preserve_function_body_p): Use clone tree.
18464 (cgraph_optimize): Materialize clones.
18465 (cgraph_function_versioning): Update for VECtors.
18466 (save_inline_function_body): Use clone tree.
18467 (cgraph_materialize_clone): New function.
18468 (cgraph_materialize_all_clones): Likewise.
18469 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18470 * ipa.c: Include gimple.h.
18471 (cgraph_remove_unreachable_nodes): Use clone tree.
18472 * ipa-prop.c (ipa_note_param_call): Update call to
18473 compute_call_stmt_bb_frequencycall.
18474 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18475 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18476 (copy_bb): Handle updating of clone tree; add new edge when new call
18478 (expand_call_inline): Be strict about every call having edge.
18479 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18480 (delete_unreachable_blocks_update_callgraph): New function.
18481 (tree_function_versioning): Use VECtors; always remove unreachable
18482 blocks and fold conditionals.
18483 * tree-inline.h: Do not include varray.h.
18484 (tree_function_versioning): Remove.
18485 * Makefile.in (GTFILES): Remove tree-inline.c
18486 * passes.c (do_per_function): Do only functions having body.
18487 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18490 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18491 Andrew Morrow <acm@google.com>
18494 * c-common.c (c_common_attribute_table): Permit deprecated
18495 attribute to take an optional argument.
18496 (handle_deprecated_attribute): If the optional argument to
18497 __attribute__((deprecated)) is not a string ignore the attribute
18498 and emit a warning.
18500 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18501 * c-typeck.c (build_component_ref): Likewise.
18502 (build_external_ref): Likewise.
18504 * toplev.c (warn_deprecated_use): Add an attribute argument.
18505 Emit the message associated with __attribute__((deprecated)).
18507 * toplev.h (warn_deprecated_use): Updated.
18509 * doc/extend.texi: Document new optional parameter to
18510 __attribute__((deprecated))
18512 2009-05-08 Michael Eager <eager@eagercon.com>
18514 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18515 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18517 2009-05-08 Richard Guenther <rguenther@suse.de>
18519 PR tree-optimization/40062
18520 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18521 Avoid exponential behavior.
18523 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18525 PR rtl-optimization/33928
18527 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18528 process_uses, build_single_def_use_links): New.
18529 (update_df): Update use_def_ref.
18530 (forward_propagate_into): Use get_def_for_use instead of use-def
18532 (fwprop_init): Call build_single_def_use_links and let it initialize
18534 (fwprop_done): Free use_def_ref.
18535 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18536 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18537 df_rd_simulate_one_insn): New.
18538 (df_rd_bb_local_compute_process_def): Update head comment.
18539 (df_chain_create_bb): Use the new RD simulation functions.
18540 * df.h (df_rd_simulate_artificial_defs_at_top,
18541 df_rd_simulate_one_insn): New.
18542 * opts.c (decode_options): Enable fwprop at -O1.
18543 * doc/invoke.texi (-fforward-propagate): Document this.
18545 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18548 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18549 and one complex operand specially.
18550 * tree-complex.c (some_nonzerop): Do not identify a real value as
18551 zero if flag_signed_zeros.
18553 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18555 PR rtl-optimization/33928
18556 * loop-invariant.c (record_use): Fix && vs. || mishap.
18558 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18560 PR rtl-optimization/33928
18561 * loop-invariant.c (struct use): Add addr_use_p.
18562 (struct def): Add n_addr_uses.
18563 (struct invariant): Add cheap_address.
18564 (create_new_invariant): Set cheap_address.
18565 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18566 (record_uses): Pass df_ref to record_use.
18567 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18570 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18572 * config/sh/sh.c: Do not include c-pragma.h.
18574 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18576 * config/spu/spu.c: Remove include of c-common.h.
18578 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18581 * c-common.h (mark_valid_location_for_stdc_pragma,
18582 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18583 clear_float_const_decimal64, float_const_decimal64_p): New.
18584 * c.opt (Wunsuffixed-float-constants): New.
18585 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18586 unsuffixed float constant, handle new warning.
18587 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18588 * c-decl.c (c_scope): New flag float_const_decimal64.
18589 (set_float_const_decimal64, clear_float_const_decimal64,
18590 float_const_decimal64_p): New.
18591 (push_scope): Set new flag.
18592 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18593 to use STDC pragmas.
18594 (c_parser_external_declaration): Ditto.
18595 (c_parser_compound_statement_nostart): Ditto.
18596 * c-pragma.c (valid_location_for_stdc_pragma,
18597 mark_valid_location_for_stdc_pragma,
18598 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18599 handle_pragma_float_const_decimal64): New.
18600 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18601 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18602 set_float_const_decimal64, clear_float_const_decimal64,
18603 float_const_decimal64_p): New dummy functions.
18604 * doc/extend.texi (Decimal Float): Remove statement that the
18605 pragma, and suffix for double constants, are not supported.
18606 * doc/invoke.texi (Warning Options): List new option.
18607 (-Wunsuffixed-float-constants): New.
18609 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18611 * config/i386/i386.c: Do not include c-common.h.
18613 2009-05-07 Mark Heffernan <meheff@google.com>
18615 * doc/invoke.texi (Debugging Options): Document change of debugging
18617 * opts.c (decode_options): Make dump_base_name relative to
18618 aux_base_name directory.
18620 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18622 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18623 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18625 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18627 * Makefile.in (install-plugin): Simplify a bit.
18629 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18631 * Makefile.in (OBJS-common): Add regcprop.o.
18633 * timevar.def (TV_CPROP_REGISTERS): New.
18634 * regrename.c (regrename_optimize): Return 0.
18635 (rest_of_handle_regrename): Delete.
18636 (pass_rename_registers): Point to regrename_optimize.
18637 (struct value_data_entry, struct value_data,
18638 kill_value_one_regno, kill_value_regno, kill_value,
18639 set_value_regno, init_value_data, kill_clobbered_value,
18640 kill_set_value, kill_autoinc_value, copy_value,
18641 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18642 replace_oldest_value_reg, replace_oldest_value_addr,
18643 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18644 debug_value_data, validate_value_data): Move...
18645 * regcprop.c: ... here.
18646 (rest_of_handle_cprop): Delete.
18647 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18649 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18651 PR middle-end/40057
18652 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18653 GEN_INT for 1 << bitnum.
18654 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18655 build_int_cst_type.
18657 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18659 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18660 Remove wrong description of "nand" operation.
18662 2009-05-06 Richard Guenther <rguenther@suse.de>
18663 Adam Nemet <anemet@caviumnetworks.com>
18665 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18666 comment. Add that if LHS is not a gimple register, then RHS1 has
18667 to be a single object (GIMPLE_SINGLE_RHS).
18669 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18671 * expr.c (get_def_for_expr): Move it up in the file.
18672 (store_field): When expanding a bit-field store, look at the
18673 defining gimple stmt for the masking conversion.
18675 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18677 PR middle-end/39986
18678 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18679 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18680 32-bit memcpy into long.
18682 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18684 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18685 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18687 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18688 instead of appending DW_OP_deref*.
18690 2009-05-06 Michael Matz <matz@suse.de>
18692 PR middle-end/40021
18693 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18694 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18696 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18698 * Makefile.in (install-plugin): Fix srcdir handling.
18700 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18702 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18703 when processing for not_regs_needed bitmap.
18704 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18705 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18706 handling it for rhs.
18708 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18710 * config/i386/i386.md (unnamed inc/dec peephole): Use
18711 optimize_insn_for_size_p instead of optimize_size.
18712 * config/i386/predicates.md (incdec_operand): Likewise.
18713 (aligned_operand): Likewise.
18714 * config/i386/sse.md (divv8sf3): Likewise.
18715 (sqrtv8sf2): Likewise.
18717 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18719 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18721 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18723 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18725 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18726 ssemodesuffixf2c with avxmodesuffixf2c.
18728 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18731 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18733 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18735 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18736 (struct tree_base): Adjust spacing for 8 bit boundaries.
18737 (struct tree_decl_common): Add decl_by_reference_flag bit.
18738 (DECL_BY_REFERENCE): Adjust.
18739 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18740 print DECL_BY_REFERENCE bit.
18741 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18742 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18743 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18744 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18747 PR middle-end/39666
18748 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18749 range of the type, but default label is missing, add it with one
18750 of the existing labels instead of adding a new label for it.
18752 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18756 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18758 * Makefile.in (enable_plugin, plugin_includedir): New.
18759 (install): Depend on install-plugin.
18760 (PLUGIN_HEADERS): New.
18761 (install-plugin): New.
18762 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18764 2009-05-05 Richard Guenther <rguenther@suse.de>
18766 PR tree-optimization/40022
18767 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18769 (phivn_valid_p): Fix tuplification error, simplify.
18770 (phiprop_insert_phi): Add dumps.
18771 (propagate_with_phi): Simplify.
18773 2009-05-05 Richard Guenther <rguenther@suse.de>
18775 PR middle-end/40023
18776 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18778 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18780 * tree.h (strip_float_extensions): Remove duplicate declaration.
18781 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18782 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18783 block_ultimate_origin): Rearrange the declarations line to match the
18784 comment that indicates the .c file which the functions are defined.
18785 (dwarf2out_*, set_decl_rtl): Add comment.
18786 (get_base_address): Adjust comment.
18787 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18788 declarations line and add comment.
18789 (is_builtin_name): Add blank after function name, for clarity.
18791 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18793 * attribs.c (decl_attributes): Use %qE for identifiers in
18795 * cgraphunit.c (verify_cgraph_node): Translate function names to
18796 locale character set in diagnostics.
18797 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18799 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18800 Document that functions are named in UTF-8.
18801 * expr.c (expand_expr_real_1): Translate function names to locale
18802 character set in diagnostics.
18803 * gimplify.c (omp_notice_variable, omp_is_private,
18804 gimplify_scan_omp_clauses): Use %qE for identifiers in
18806 * langhooks.c (lhd_print_error_function): Translate function names
18807 to locale character set.
18808 * langhooks.h (decl_printable_name): Document that return value is
18809 in internal character set.
18810 * stmt.c: Include pretty-print.h
18811 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18813 (resolve_operand_name_1): Translate named operand name to locale
18815 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18817 * toplev.c (announce_function): Translate function names to locale
18819 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18820 (default_tree_printer): Use pp_identifier or translate identifiers
18821 to locale character set. Mark "<anonymous>" for translation.
18822 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18823 for identifiers in diagnostics.
18824 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18826 * varasm.c (output_constructor): Use %qE for identifiers in
18829 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18831 * configure.ac: use ` ` instead of $()
18832 * configure: Regenerate.
18834 2009-05-05 Ben Elliston <bje@au.ibm.com>
18836 * config/pa/linux-atomic.c: Eliminate conditional include of
18837 errno.h on non-LP64 systems to simplify build requirements.
18839 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18841 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18843 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18844 and pass value to identifier_to_locale.
18845 (warn_variable_length_array): Make name a tree.
18846 (grokdeclarator): Separate diagnostic texts for named and unnamed
18847 declarators. Use %qE for named declarators.
18848 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18850 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18851 identifiers in diagnostics.
18852 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18853 identifier_to_locale. Mark "anonymous" strings for translation.
18855 2009-05-04 Michael Eager <eager@eagercon.com>
18857 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18858 address for DImode/DFmode only if double-precision FP regs.
18860 2009-05-04 Michael Eager <eager@eagercon.com>
18862 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18863 TARGET_SINGLE_FLOAT check.
18865 2009-05-04 Michael Eager <eager@eagercon.com>
18867 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18869 2009-05-04 Michael Eager <eager@eagercon.com>
18871 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18872 * config/rs6000/t-xilinx: New
18874 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18876 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18877 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18878 * gcc/explow.c (memory_address): Use target hook.
18879 * gcc/targhooks.c (default_legitimize_address): New.
18880 * gcc/targhooks.h (default_legitimize_address): New.
18881 * gcc/target.h (legitimize_address): New.
18882 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18883 (TARGET_INITIALIZER): Include it.
18884 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18886 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18887 * config/bfin/bfin.c (legitimize_address): Remove.
18888 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18889 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18891 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18892 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18894 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18895 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18896 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18897 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18898 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18899 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18900 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18901 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18902 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18903 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18904 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18905 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18906 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18907 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18908 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18909 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18910 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18911 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18912 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18913 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18914 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18915 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18916 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18918 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18919 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18920 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18921 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18922 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18923 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18924 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18925 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18926 (thumb_legitimize_address): Delete.
18927 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18928 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18929 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18930 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18931 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18932 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18934 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18937 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18938 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18939 * config/m32r/m32r.c (m32r_legitimize_address): New.
18940 * config/m68k/m68k.c (m68k_legitimize_address): New.
18941 * config/score/score.c (score_legitimize_address): Standardize.
18942 * config/score/score3.c (score3_legitimize_address): Standardize.
18943 * config/score/score3.h (score3_legitimize_address): Adjust.
18944 * config/score/score7.c (score7_legitimize_address): Standardize.
18945 * config/score/score7.h (score7_legitimize_address): Adjust.
18946 * config/sh/sh.c (sh_legitimize_address): New.
18947 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18949 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18950 (s390_legitimize_address): ... this.
18951 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18952 (sparc_legitimize_address): ... this.
18953 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18954 (ix86_legitimize_address): ... this.
18955 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18956 (avr_legitimize_address): ... this.
18957 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18958 (mn10300_legitimize_address): ... this.
18959 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18960 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18961 (alpha_expand_mov): Adjust call.
18963 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18964 * config/spu/spu.c (spu_legitimize_address): Likewise.
18965 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18966 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18968 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18970 * intl.c (locale_encoding, locale_utf8): New.
18971 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18972 * intl.h (locale_encoding, locale_utf8): Declare.
18973 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18974 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18976 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18978 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18979 (pp_base_tree_identifier): Declare as function.
18980 (identifier_to_locale): Declare.
18981 * Makefile.in (pretty-print.o): Update dependencies.
18982 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18984 2009-05-04 Richard Guenther <rguenther@suse.de>
18986 PR middle-end/40015
18987 * builtins.c (fold_builtin_memory_op): Do not decay to element
18988 type if the size matches the whole array.
18990 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18992 * expmed.c (synth_mult): When trying out a shift, pass the result
18995 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18997 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18998 (shiftsub1_cost): New.
18999 (init_expmed): Compute shiftsub1_cost.
19000 (synth_mult): Optimize multiplications by constants of the form
19001 -(2^^m-1) for some constant positive integer m.
19003 2009-05-03 Richard Guenther <rguenther@suse.de>
19006 * c-typeck.c (array_to_pointer_conversion): Do not built
19007 ADDR_EXPRs of arrays of pointer-to-element type.
19008 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19009 up wrong ADDR_EXPRs after-the-fact.
19010 * c-common.c (strict_aliasing_warning): Strip pointer
19011 conversions for obtaining the original type.
19012 * builtins.c (fold_builtin_memset): Handle array types.
19013 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19016 2009-05-03 Richard Guenther <rguenther@suse.de>
19018 PR middle-end/23329
19019 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19020 Do not lose casts from array types with unknown extent to array
19021 types with known extent.
19022 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19023 alias set compatibility.
19025 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19027 * flags.h (extra_warnings): Delete.
19028 * toplev.c (process_options): Handle Wuninitialized here.
19029 * opts.c (extra_warnings): Delete.
19030 (set_Wextra): Delete.
19031 (common_handle_option): -Wextra can be handled automatically.
19032 * c-opts.c (c_common_handle_option): Delete obsolete code.
19033 (c_common_post_options): Simplify comment.
19034 * common.opt (W): Add Var.
19036 (Wuninitialized): Initialize to -1.
19038 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19039 Richard Guenther <rguenther@suse.de>
19041 * expr.c (get_def_for_expr): New function.
19042 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19043 SSA rather than trees.
19044 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19045 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19047 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19049 * c-common.c (reswords): Add _Imaginary.
19050 * c-common.c (enum rid): Add RID_IMAGINARY.
19052 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19054 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19055 Patch by Richard Guenther.
19057 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19059 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19060 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19061 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19062 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19063 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19064 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19065 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19066 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19067 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19068 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19069 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19070 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19071 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19072 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19073 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19074 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19075 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19076 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19078 2009-05-02 Richard Guenther <rguenther@suse.de>
19080 PR tree-optimization/39940
19081 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19084 2009-05-02 Richard Guenther <rguenther@suse.de>
19086 PR middle-end/40001
19087 * tree-ssa.c (execute_update_addresses_taken): Properly check
19088 if we can mark a variable DECL_GIMPLE_REG_P.
19089 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19090 back to the end of the function.
19091 (is_gimple_reg_type): Remove complex type special casing.
19092 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19095 2009-05-02 Ben Elliston <bje@au.ibm.com>
19097 * doc/collect2.texi (Collect2): Document search path behaviour
19098 when configured with --with-ld.
19100 2009-05-02 Jan Hubicka <jh@suse.cz>
19102 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19103 parameter; update callers.
19104 (coalesce_cost_edge): EH edges are costier because they needs
19105 splitting even if not critical and even more costier when there are
19106 multiple EH predecestors.
19108 2009-05-02 Jan Hubicka <jh@suse.cz>
19110 * except.c (remove_eh_handler_and_replace): Handle updating after
19111 removing TRY blocks.
19113 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19115 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19117 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19119 * varasm.c: Do not include c-pragma.h.
19120 * attribs.c: Do not incude c-common.h.
19122 2009-05-01 Michael Matz <matz@suse.de>
19124 * calls.c (initialize_argument_information): Handle SSA names like
19125 decls with a non MEM_P DECL_RTL.
19127 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19129 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19130 * ipa-utils.c: Likewise.
19131 * ipa-type-escape.c: Likewise.
19132 * cgraphunit.c Do not include c-common.h.
19133 * ipa-pure-const.c: Likewise.
19134 * tree-if-conv.c: Likewise.
19135 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19136 * ipa-struct-reorg.c: Likewise.
19137 * tree-nomudflap.c: Likewise.
19138 * tree-ssa-structalias.c: Likewise.
19140 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19142 * store-motion.c: Many cleanups to make this pass a first-class
19143 citizen instead of an appendix to gcse load motion. Add TODO list
19144 to make this pass faster/cleaner/better.
19146 (struct ls_expr): Post gcse.c-split cleanups.
19147 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19148 "stores" field to "avail_stores".
19149 (pre_ldst_mems): Rename to store_motion_mems.
19150 (pre_ldst_table): Rename to store_motion_mems_table.
19151 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19152 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19153 (ldst_entry): Rename to st_expr_entry, update users.
19154 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19155 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19156 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19158 (first_ls_expr): Rename to first_st_expr, update users.
19159 (next_ls_expr): Rename to next_st_expr, update users.
19160 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19161 fields properly for store motion instead of names inherited from load
19163 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19164 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19167 (ae_kill): Rename to st_kill, update users.
19168 (ae_gen): Rename to st_avloc, update users.
19169 (transp): Rename to st_transp, update users.
19170 (pre_insert_map): Rename to st_insert_map, update users.
19171 (pre_delete_map): Rename to st_delete_map, update users.
19172 (insert_store, build_store_vectors, free_store_memory,
19173 one_store_motion_pass): Update for abovementioned changes.
19175 (gcse_subst_count, gcse_create_count): Remove.
19176 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19177 and "n_stores_created", local variables.
19179 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19182 (regvec, compute_store_table_current_insn): Remove.
19183 (reg_set_info, reg_clear_last_set): Remove.
19184 (compute_store_table): Use DF caches instead of local dataflow
19187 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19189 * c-objc-common.c (c_tree_printer): Print identifiers with
19190 pp_identifier, not pp_string. Mark "({anonymous})" for
19192 * c-pretty-print.c (pp_c_ws_string): New.
19193 (pp_c_cv_qualifier, pp_c_type_specifier,
19194 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19195 pp_c_storage_class_specifier, pp_c_function_specifier,
19196 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19197 pp_c_primary_expression, pp_c_postfix_expression,
19198 pp_c_unary_expression, pp_c_shift_expression,
19199 pp_c_relational_expression, pp_c_equality_expression,
19200 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19201 use pp_string and pp_c_ws_string in place of pp_identifier and
19202 pp_c_identifier for non-identifiers. Mark English strings for
19204 * c-pretty-print.h (pp_c_ws_string): Declare.
19206 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19207 Roland McGrath <roland@redhat.com>
19209 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19210 (ENABLE_LD_BUILDID): New configuration option.
19211 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19212 (LINK_BUILDID_SPEC): New macro.
19213 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19215 * doc/install.texi: Document --enable-linker-build-id option.
19216 * configure: Rebuild.
19217 * config.in: Rebuild.
19219 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19221 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19222 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19223 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19224 MIPS_GP_SAVE_AREA_SIZE.
19225 * config/mips/mips.c (struct mips_frame_info): Update comment
19226 before arg_pointer_offset and hard_frame_pointer_offset.
19227 (mips_compute_frame_info): Update diagram before function: to
19228 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19229 indicate the position of frame_pointer_rtx with -fstack-protector and
19230 to show args_size. Don't allocate cprestore area for leaf functions
19231 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19233 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19235 2009-04-30 Michael Matz <matz@suse.de>
19237 PR tree-optimization/39955
19238 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19240 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19242 * ira.c (setup_cover_and_important_classes): Use safe macro
19243 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19245 * genpreds.c (write_tm_preds_h): Output suitable definition of
19246 REG_CLASS_FOR_CONSTRAINT.
19248 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19250 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19252 * bitmap.c (bitmap_descriptor): Likewise.
19253 * ggc-common.c (loc_descriptor): Likewise.
19254 * varray.c (varray_descriptor): Likewise.
19255 * vec.c (vec_descriptor): Likewise.
19257 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19259 * Makefile.in (dce.o): Add $(EXCEPT_H).
19260 * dce.c: Include except.h and delete redundant vector definitions.
19261 (deletable_insn_p): Return false for non-call insns that can throw
19264 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19266 * gcse.c (ae_gen): Remove.
19267 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19268 and make non-static function to make it available in store-motion.c.
19269 Update call sites with search-and-replace.
19270 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19271 extract_mentioned_regs, extract_mentioned_regs_helper,
19272 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19273 store_killed_in_insn, store_killed_after, store_killed_before,
19274 build_store_vectors, insert_insn_start_basic_block, insert-store,
19275 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19276 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19277 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19278 * store-motion.c: ...new file. Also copy data structures from gcse.c
19279 and clean up to remove parts not used by store motion.
19280 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19281 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19283 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19286 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19287 when optimizing for size.
19289 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19291 * gcse.c (gcse_constant_p): Fix typo in last change.
19293 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19295 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19297 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19299 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19301 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19303 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19304 CONST_HIGH_PART result.
19306 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19308 * config/avr/avr.c (initial_elimination_offset): Rename to
19309 avr_initial_elimination_offset.
19310 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19311 change return type to bool.
19312 (avr_can_eliminate): New function.
19313 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19314 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19315 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19316 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19317 avr_initial_elimination_offset.
19318 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19319 (avr_initial_elimination_offset): Define.
19321 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19322 Steven Bosscher <steven@gcc.gnu.org>
19324 PR rtl-optimization/39938
19325 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19326 * cfgrtl.c: Include insn-attr.h.
19327 (rest_of_pass_free_cfg): New function.
19328 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19329 * resource.c (init_resource_info): Remove call to df_analyze.
19331 2009-04-29 Richard Guenther <rguenther@suse.de>
19334 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19335 allow conversion to signed integers.
19337 2009-04-29 Richard Guenther <rguenther@suse.de>
19339 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19340 shifts of floating point vectors if the shift amount is
19341 a constant multiple of the element size.
19343 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19344 Michael Matz <matz@suse.de>
19346 PR middle-end/39927
19348 * tree-outof-ssa.c (emit_partition_copy): New function.
19349 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19350 insert_part_to_rtx_on_edge): Perform the partition base var
19351 copy using emit_partition_copy.
19352 (insert_value_copy_on_edge): Convert constants to the right mode.
19353 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19354 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19356 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19358 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19359 scan backwards to try to find a constant to initialize it.
19361 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19362 insn before the loop_end instruction, don't look past labels.
19364 2009-04-29 Richard Guenther <rguenther@suse.de>
19366 PR middle-end/39937
19367 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19368 loose type conversions.
19369 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19370 stmts only if there are no uses of its definition.
19372 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19374 * config/bfin/bfin.h (splitting_loops): Declare.
19375 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19376 Reorder bit definitions to be ascending.
19377 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19378 * config/bfin/bfin.c (splitting_loops): New variable.
19379 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19380 (struct loop_info): Remove members INIT and LOOP_INIT.
19381 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19382 the LSETUP sequence. Allow LC to be loaded from any register, but
19383 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19384 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19386 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19387 of reload_completed.
19390 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19392 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19394 * Makefile.in (PLUGIN_VERSION_H): New.
19395 (OBJS-common): Remove plugin-version.o.
19396 (plugin.o): Depend on (PLUGIN_VERSION_H).
19397 (plugin-version.o): Remove.
19398 * configure: Regenerate
19399 * configure.ac: Create plugin-version.h.
19400 * gcc-plugin.h (plugin_gcc_version): Remove.
19401 (plugin_default_version_check): Change signature.
19402 * plugin-version.c: Remove.
19403 * plugin.c: Include plugin-version.h.
19404 (str_plugin_gcc_version_name): Remove.
19405 (try_init_one_plugin): Pass gcc version to plugin_init.
19406 (plugin_default_version_check): Both gcc and plugin versions are now
19409 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19411 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19412 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19413 Remove special case testing for last insn of inner loops. Don't fail
19414 if the loop ends with a jump, emit an extra nop instead.
19416 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19417 DREGS rather than comparing directly. Remove code that tries to
19418 account for latencies.
19420 2009-04-29 Richard Guenther <rguenther@suse.de>
19422 PR tree-optimization/39941
19423 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19424 eliminating an indirect call.
19426 2009-04-29 Richard Guenther <rguenther@suse.de>
19428 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19429 parameter. Allow invariants as base if !require_lvalue.
19430 (verify_gimple_assign_single): Adjust.
19432 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19434 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19435 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19436 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19437 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19438 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19440 * config/bfin/bfin.c (bfin_expand_builtin,
19441 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19443 2009-04-28 Richard Guenther <rguenther@suse.de>
19445 * tree-vect-loop.c (get_initial_def_for_induction): Use
19446 correct types for pointer increment.
19448 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19450 * toplev.c (print_version): Update GMP version string calculation.
19452 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19454 PR rtl-optimization/39938
19455 * resource.c (init_resource_info): Add call to df_analyze.
19457 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19459 * config/alpha/alpha.md (usegp): Cast the result of
19460 alpha_find_lo_sum_using_gp to enum attr_usegp.
19461 * config/alpha/alpha.c (override_options): Remove end-of-structure
19462 marker element from cpu_table. Use array size of cpu_table to handle
19463 -mcpu and -mtune options.
19464 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19466 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19468 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19469 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19470 tune_32 and tune_64.
19471 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19472 support on PowerPC.
19473 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19474 * config/rs6000/option-defaults.h: ... here. New file.
19475 (OPT_64, OPT_32): Define.
19476 (MASK_64BIT): Define to 0 if not already defined.
19477 (OPT_ARCH64, OPT_ARCH32): Define.
19478 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19481 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19483 * config/arm/arm.c (arm_override_options): Emit error on using
19486 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19488 PR rtl-optimization/39914
19489 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19490 registers for allocnos created from user-defined variables only
19491 when not optimizing.
19493 2009-04-28 Richard Guenther <rguenther@suse.de>
19495 PR middle-end/39937
19496 * fold-const.c (fold_binary): Use distribute_real_division only
19499 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19501 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19502 add hpux-stdint.h to tm_file.
19503 (hppa[12]*-*-hpux11*): Ditto.
19504 (ia64*-*-hpux*): Ditto.
19505 * config/hpux-stdint.h: New.
19506 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19507 __STDC_EXT__ for all compiles.
19508 * config/pa/pa-hpux.h: Ditto.
19509 * config/pa/pa-hpux10.h: Ditto.
19510 * config/pa/pa-hpux11.h: Ditto.
19512 2009-04-28 Catherine Moore <clm@codesourcery.com>
19514 * debug.h (set_name): Add comment.
19516 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19519 * config/darwin.c (machopic_gen_offset): Check
19520 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19521 * config/arm/arm.c (require_pic_register): Likewise.
19523 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19525 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19526 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19527 m32c_promote_prototypes): Delete.
19529 2009-04-28 Michael Matz <matz@suse.de>
19531 PR middle-end/39922
19532 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19535 2009-04-28 Richard Guenther <rguenther@suse.de>
19537 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19539 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19541 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19542 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19543 * config/arm/arm-tune.md: Regenerate.
19545 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19547 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19548 block if there are complex incoming edges.
19549 (sel_merge_blocks): Remove useless assert.
19550 (sel_redirect_edge_and_branch): Check that edge was redirected.
19551 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19552 (sel_find_rgns): Delete declaration.
19553 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19554 the region when it is not a preheader.
19556 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19559 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19561 2009-04-28 Richard Guenther <rguenther@suse.de>
19563 * tree.h (SSA_NAME_VALUE): Remove.
19564 (struct tree_ssa_name): Remove value_handle member.
19565 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19566 array for jump threading.
19567 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19569 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19570 * tree-flow.h (threadedge_initialize_values): Declare.
19571 (threadedge_finalize_values): Likewise.
19572 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19573 (SSA_NAME_VALUE): Define.
19574 (threadedge_initialize_values): New function.
19575 (threadedge_finalize_values): Likewise.
19576 * tree-ssa-dom.c (ssa_name_values): New global variable.
19577 (SSA_NAME_VALUE): Define.
19578 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19580 2009-04-28 Ira Rosen <irar@il.ibm.com>
19582 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19583 Use REPORT_VECTORIZED_LOCATIONS instead
19584 REPORT_VECTORIZED_LOOPS.
19585 * tree-vectorizer.c (vect_verbosity_level): Make static.
19586 (vect_loop_location): Rename to vect_location.
19587 (vect_set_verbosity_level): Update comment.
19588 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19590 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19591 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19592 instead REPORT_UNVECTORIZED_LOOPS.
19593 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19594 and vect_loop_def to vect_external_def and vect_internal_def.
19595 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19596 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19597 REPORT_UNVECTORIZED_LOCATIONS.
19598 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19599 and vect_used_in_loop and to vect_unused_in_scope and
19600 vect_used_in_scope.
19601 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19602 (vect_verbosity_level): Remove declaration.
19603 (vect_analyze_operations): Likewise.
19604 (vect_analyze_stmt): Declare.
19605 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19606 REPORT_UNVECTORIZED_LOCATIONS.
19607 (vect_get_loop_niters): Fix indentation.
19608 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19609 (vect_analyze_loop_operations): New function.
19610 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19611 vect_analyze_operations.
19612 (vect_is_simple_reduction): Use new names.
19613 (vectorizable_live_operation, vect_transform_loop): Likewise.
19614 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19615 to specify whether the data references can be a part of interleaving
19617 (vect_analyze_data_ref_dependence): Use new names.
19618 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19619 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19620 * tree-vect-patterns.c (widened_name_p): Use new names.
19621 (vect_recog_dot_prod_pattern): Likewise.
19622 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19623 (process_use, vect_mark_stmts_to_be_vectorized,
19624 vect_model_simple_cost, vect_model_store_cost,
19625 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19626 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19627 vectorizable_operation, vectorizable_type_demotion,
19628 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19629 vectorizable_condition): Likewise.
19630 (vect_analyze_operations): Split into vect_analyze_loop_operations
19632 (vect_analyze_stmt): ... new function.
19633 (new_stmt_vec_info): Use new names.
19634 (vect_is_simple_use): Use new names and fix comment.
19635 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19636 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19638 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19641 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19642 and integer modes for x87 operands. Do not ICE for unsupported size,
19643 generate error instead. Generate error for unsupported operand types.
19644 ['z']: Do not handle HImode memory operands specially. Warning
19645 for floating-point operands. Fallthru to 'Z' for unsupported operand
19646 types. Do not ICE for unsupported size, generate error instead.
19647 (output_387_binary_op): Use %Z to output operands.
19648 (output_fp_compare): Ditto.
19649 (output_387_reg_move): Ditto.
19651 2009-04-28 Ben Elliston <bje@au.ibm.com>
19656 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19658 * builtins.c (c_strlen): Do not warn here.
19659 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19660 * c-common.c (pointer_int_sum): Take an explicit location.
19661 Warn about offsets out of bounds.
19662 * c-common.h (pointer_int_sum): Adjust declaration.
19664 2009-04-27 Ian Lance Taylor <iant@google.com>
19666 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19668 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19669 * df-core.c (df_set_flags): Change return type to int. Change
19670 type of old_flags to int.
19671 (df_clear_flags): Likewise.
19672 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19673 (df_get_conditional_uses): Likewise.
19674 * df.h (df_set_flags, df_clear_flags): Update declarations.
19675 * dwarf2out.c (struct indirect_string_node): Change type of form
19676 field to enum dwarf_form.
19677 (AT_string_form): Change return type to enum dwarf_form.
19678 * fixed-value.c (fixed_compare): Add cast to enum type.
19679 * fwprop.c (update_df): Change 0 to VOIDmode.
19680 * gensupport.c: Change 0 to UNKNOWN.
19681 * gimple.h (gimple_cond_code): Add cast to enum type.
19682 * haifa-sched.c (reemit_notes): Add cast to enum type.
19683 * hooks.c (hook_int_void_no_regs): Remove function.
19684 * hooks.h (hook_int_void_no_regs): Remove declaration.
19685 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19686 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19687 * real.c (real_arithmetic): Add cast to enum type.
19688 (real_compare): Likewise.
19689 * target.h (struct gcc_target): Change return type of
19690 branch_target_register_class to enum reg_class.
19691 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19692 default_branch_target_register_class.
19693 * targhooks.c (default_branch_target_register_class): New function.
19694 * targhooks.h (default_branch_target_register_class): Declare.
19695 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19696 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19698 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19700 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19701 vect_uninitialized_def. Change 0 to ERROR_MARK.
19702 * tree-vect-stmts.c (supportable_widening_operation): Don't
19703 initialize icode1 and icode2.
19704 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19705 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19707 (cmn_err_flag_specs): Change 0 to STD_C89.
19708 (cmn_err_char_table): Likewise.
19709 * config/arm/arm.c (get_arm_condition_code): Change type of code
19710 to enum arm_cond_code.
19711 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19712 (IWMMXT_BUILTIN2): Likewise.
19713 (neon_builtin_type_bits): Don't define typedef.
19714 (neon_builtin_datum): Change type of bits field to int.
19715 (arm_expand_neon_args): Add cast to enum type.
19716 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19718 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19719 casts to enum type.
19720 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19722 * config/mips/mips.md (jal_macro): Return enum constant.
19723 (single_insn): Likewise.
19724 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19726 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19727 casts to enum type.
19728 * config/s390/s390.c (s390_tune_flags): Change type to int.
19729 (s390_arch_flags): Likewise.
19730 (s390_handle_arch_option): Change flags field of struct pta to int.
19731 * config/s390/s390.h (s390_tune_flags): Update declaration.
19732 (s390_arch_flags): Likewise.
19733 * config/sh/sh.c (prepare_move_operands): Compare
19734 tls_symbolic_operand result with enum constant.
19735 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19736 (sh_expand_prologue): Add cast to enum type.
19737 (sh_expand_epilogue): Likewise.
19738 (tls_symbolic_operand): Change return type to enum tls_model.
19739 (fpscr_set_from_mem): Add cast to enum type.
19740 (legitimize_pic_address): Compare tls_symbolic_operand result with
19742 (sh_target_reg_class): Change return type to enum reg_class.
19743 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19745 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19746 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19747 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19748 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19749 (delayed_branch, tls_call_delay): Likewise.
19750 (eligible_for_sibcall_delay): Likewise.
19751 (eligible_for_return_delay): Likewise.
19752 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19753 (spu_expand_builtin_1): Likewise.
19755 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19756 for all types of conversions.
19757 (output_init_element): Issue -Wc++-compat warning if needed when
19758 initializing a bitfield with enum type.
19759 * c-parser.c (c_parser_expression): Set original_type to
19760 original_type of right hand operand of comma operator.
19762 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19764 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19766 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19767 * doc/cpp.texi (Standard Predefined Macros)
19768 (Implementation-defined behavior): Likewise.
19769 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19770 * doc/gimple.texi (GIMPLE Exception Handling)
19771 (@code{GIMPLE_ASSIGN}): Likewise.
19772 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19773 * doc/invoke.texi (Warning Options, Optimize Options)
19774 (AVR Options, Darwin Options): Likewise.
19775 (Optimize Options): Reformulate -fwhole-program description.
19776 * doc/loop.texi (Lambda): Likewise.
19777 * doc/md.texi (Output Template, Define Constraints)
19778 (Standard Names, Insn Splitting): Likewise.
19779 * doc/options.texi (Option properties): Likewise.
19780 * doc/passes.texi (Tree-SSA passes): Likewise.
19781 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19782 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19783 (File Names and DBX): Likewise.
19784 * doc/trouble.texi (Incompatibilities): Likewise.
19786 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19788 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19789 instruction is correct.
19791 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19793 Allow non-constant arguments to conversion intrinsics.
19794 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19795 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19796 * spu.c (print_operand): Handle 'v' and 'w'.
19797 (exp2_immediate_p, spu_gen_exp2): Define.
19798 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19799 spu_convtf_1): Update parameter descriptions.
19800 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19801 * constraints.md ('v', 'w'): New.
19802 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19804 (i2f, I2F): New define_mode_attr.
19805 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19806 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19807 fixuns_truncv4sfv4si2): Update to use mode attribute.
19808 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19809 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19810 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19811 patterns for combine.
19813 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19815 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19816 (cprop, hoist, pre, store_motion): New debug counters.
19817 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19818 is not an RTL pass anymore.
19819 (pass_profiling): Remove extern decl for pass removed in 2005.
19820 (pass_gcse, pass_jump_bypass): Remove.
19821 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19822 to 0 for clean state.
19823 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19824 * cse.c (gate_handle_cse_after_global_opts,
19825 rest_of_handle_cse_after_global_opts): New functions.
19826 (pass_cse_after_global_opts): New pass, does local CSE.
19827 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19828 (TV_CPROP): New timevar.
19829 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19830 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19831 (gcse_main, recompute_all_luids): Remove.
19832 (compute_hash_table_work): Call max_reg_num instead of reading
19834 (cprop_jump): Don't set run_jump_opt_after_gcse.
19835 (constprop_register): Always allow to alter jumps.
19836 (cprop_insn): Likewise.
19837 (do_local_cprop): Likewise.
19838 (local_cprop_pass): Likewise. Return non-zero if something changed.
19839 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19840 (find_implicit_sets): Add note about missed optimization opportunity.
19841 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19842 pass_rtl_cprop execute function.
19843 Don't bother tracking the pass number, each pass gets its own dumpfile
19845 Always allow to alter jumpsand bypass jumps.
19846 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19847 will just find no suitable set.
19848 (pre_edge_insert): Fix dumping, this function is for PRE only.
19849 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19850 pass_rtl_pre execute function.
19851 (hoist_code): Return non-zero if something changed. Keep track of
19852 substitutions and insertions for statistics gathering similar to PRE.
19853 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19854 called from the pass_rtl_hoist execute function. Show pass statistics.
19855 (compute_store_table): Use max_reg_num directly instead of using the
19856 formerly global max_gcse_regno.
19857 (build_store_vectors): Likewise.
19858 (replace_store_insn): Fix dumping.
19859 (store_motion): Rename to ...
19860 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19861 pass, called from the pass_rtl_store_motion execute function. Keep
19862 track of substitutions and insertions for statistics gathering similar
19864 (bypass_jumps): Remove, fold interesting bits into ...
19865 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19866 from the pass_rtl_cprop execute function.
19867 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19868 pass_jump_bypass): Remove.
19869 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19870 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19871 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19872 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19873 (gate_rtl_store_motion, execute_rtl_store_motion,
19874 pass_rtl_store_motion): New.
19875 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19876 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19877 * passes.c (init_optimization_passes): Remove pass_gcse and
19878 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19879 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19880 instead of pass_jump_bypass.
19882 2009-04-27 Richard Guenther <rguenther@suse.de>
19884 PR middle-end/39928
19885 * gimplify.c (gimplify_expr): If we are required to create
19886 a temporary make sure it ends up as register.
19888 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19891 * config/i386/i386.c (construct_container): Don't call
19892 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19893 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19895 2009-04-27 Michael Matz <matz@suse.de>
19897 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19898 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19899 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19900 (dump_replaceable_exprs): Take a bitmap.
19901 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19903 (expand_gimple_basic_block): Likewise.
19904 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19905 replaceable_expressions member a bitmap.
19906 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19907 (mark_replaceable): Likewise.
19908 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19909 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19911 2009-04-27 Richard Guenther <rguenther@suse.de>
19913 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19914 (verify_stmts): Dispatch to gimple/type verification code.
19915 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19916 issue with call argument types.
19918 2009-04-27 Michael Matz <matz@suse.de>
19920 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19921 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19924 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19925 Eric Botcazou <ebotcazou@adacore.com>
19927 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19928 a label's basic block.
19929 (mark_target_live_regs): Tidy and rework obsolete comments.
19930 Change back DF problem to LIVE. If a label starts a basic block,
19931 assume that all registers that used to be live then still are.
19932 (init_resource_info): If a label starts a basic block, set its
19933 BLOCK_FOR_INSN accordingly.
19934 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19936 2009-04-27 Richard Guenther <rguenther@suse.de>
19938 * tree-flow-inline.h (function_ann): Remove.
19939 (get_function_ann): Likewise.
19940 * tree-dfa.c (create_function_ann): Remove.
19941 * tree-flow.h (struct static_var_ann_d): Remove.
19942 (struct function_ann_d): Likewise.
19943 (union tree_ann_d): Remove fdecl member.
19944 (function_ann_t): Remove.
19945 (function_ann, get_function_ann, create_function_ann): Remove
19948 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19950 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19952 2009-04-27 Jan Hubicka <jh@suse.cz>
19954 * ipa-pure-const.c (struct funct_state_d): New fields
19955 state_previously_known, looping_previously_known; remove
19956 state_set_in_source.
19957 (analyze_function): Use new fields.
19958 (propagate): Avoid assumption that state_set_in_source imply
19961 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19962 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19963 * cfgloop.h (finite_loop_p): Declare.
19965 2009-04-26 Michael Matz <matz@suse.de>
19967 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19969 2009-04-26 Michael Matz <matz@suse.de>
19971 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19972 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19973 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19974 pass_mark_used_blocks): Remove.
19975 * tree-optimize.c (pass_free_datastructures,
19976 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19977 * passes.c (init_optimization_passes): Don't call
19978 pass_mark_used_blocks, remove dead code.
19980 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19982 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19983 * tree-ssa-live.h (register_ssa_partition): Likewise.
19985 2009-04-26 Michael Matz <matz@suse.de>
19988 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19989 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19990 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19992 (compare_pairs): Swap cost comparison.
19993 (coalesce_ssa_name): Don't use change_partition_var.
19994 * tree-nrv.c (struct nrv_data): Add modified member.
19995 (finalize_nrv_r): Set it.
19996 (tree_nrv): Use it to update statements.
19997 (pass_nrv): Require PROP_ssa.
19998 * tree-mudflap.c (mf_decl_cache_locals,
19999 mf_build_check_statement_for): Use make_rename_temp.
20000 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20001 * alias.c (find_base_decl): Handle SSA names.
20002 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20003 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20004 * rtl.h (set_reg_attrs_for_parm): Declare.
20005 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20006 to "optimized", remove unused locals at finish.
20007 (execute_free_datastructures): Make global, call
20008 delete_tree_cfg_annotations.
20009 (execute_free_cfg_annotations): Don't call
20010 delete_tree_cfg_annotations.
20012 * ssaexpand.h: New file.
20013 * expr.c (toplevel): Include ssaexpand.h.
20014 (expand_assignment): Handle SSA names the same as register variables.
20015 (expand_expr_real_1): Expand SSA names.
20016 * cfgexpand.c (toplevel): Include ssaexpand.h.
20017 (SA): New global variable.
20018 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20019 (SSAVAR): New macro.
20020 (set_rtl): New helper function.
20021 (add_stack_var): Deal with SSA names, use set_rtl.
20022 (expand_one_stack_var_at): Likewise.
20023 (expand_one_stack_var): Deal with SSA names.
20024 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20025 before unique numbers.
20026 (expand_stack_vars): Use set_rtl.
20027 (expand_one_var): Accept SSA names, add asserts for them, feed them
20028 to above subroutines.
20029 (expand_used_vars): Expand all partitions (without default defs),
20030 then only the local decls (ignoring those expanded already).
20031 (expand_gimple_cond): Remove edges when jumpif() expands an
20032 unconditional jump.
20033 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20034 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20036 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20037 members of SA; deal with PARM_DECL partitions here; expand
20038 all PHI nodes, free tree datastructures and SA. Commit instructions
20039 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20040 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20041 info and statements at start, collect garbage at finish.
20042 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20043 (VAR_ANN_PARTITION) Remove.
20044 (change_partition_var): Don't declare.
20045 (partition_to_var): Always return SSA names.
20046 (var_to_partition): Only accept SSA names.
20047 (register_ssa_partition): Only check argument.
20048 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20050 (delete_var_map): Don't free it.
20051 (var_union): Only accept SSA names, simplify.
20052 (partition_view_init): Mark only useful SSA names as used.
20053 (partition_view_fini): Only deal with SSA names.
20054 (change_partition_var): Remove.
20055 (dump_var_map): Use ssa_name instead of partition_to_var member.
20056 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20058 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20059 (struct _elim_graph): New member const_dests; nodes member vector of
20061 (set_location_for_edge): New static helper.
20062 (create_temp): Remove.
20063 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20064 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20065 (new_elim_graph): Allocate const_dests member.
20066 (clean_elim_graph): Truncate const_dests member.
20067 (delete_elim_graph): Free const_dests member.
20068 (elim_graph_size): Adapt to new type of nodes member.
20069 (elim_graph_add_node): Likewise.
20070 (eliminate_name): Likewise.
20071 (eliminate_build): Don't take basic block argument, deal only with
20072 partition numbers, not variables.
20073 (get_temp_reg): New static helper.
20074 (elim_create): Use it, deal with RTL temporaries instead of trees.
20075 (eliminate_phi): Adjust all calls to new signature.
20076 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20077 (rewrite_trees): Only do checking.
20078 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20079 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20080 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20081 contains_tree_r, MAX_STMTS_IN_LATCH,
20082 process_single_block_loop_latch, analyze_edges_for_bb,
20083 perform_edge_inserts): Remove.
20084 (expand_phi_nodes): New global function.
20085 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20086 functions, initialize new parameter, remember partitions having a
20088 (finish_out_of_ssa): New global function.
20089 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20090 don't reset in_ssa_p here, don't disable TER when mudflap.
20091 (pass_del_ssa): Remove.
20092 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20094 (execute_free_datastructures): Declare.
20095 * Makefile.in (SSAEXPAND_H): New variable.
20096 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20097 * basic-block.h (commit_one_edge_insertion): Declare.
20098 * passes.c (init_optimization_passes): Move pass_nrv and
20099 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20100 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20101 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20102 (redirect_branch_edge): Deal with super block when expanding, split
20103 out jump patching itself into ...
20104 (patch_jump_insn): ... here, new static helper.
20106 2009-04-26 Michael Matz <matz@suse.de>
20108 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20109 beyond num_ssa_names.
20110 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20111 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20113 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20115 PR inline-asm/39543
20116 * fwprop.c (forward_propagate_asm): New function.
20117 (forward_propagate_and_simplify): Propagate also into __asm, if it
20118 doesn't increase the number of referenced registers.
20121 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20123 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20125 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20126 note_nonlocal_vla_type for nonlocal VLAs.
20127 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20128 contains_remapped_vars, remap_vla_decls): New functions.
20129 (convert_nonlocal_reference_stmt): If not optimizing, call
20130 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20131 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20132 if it wasn't found in var_map.
20133 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20134 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20135 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20137 * gimplify.c (nonlocal_vlas): New variable.
20138 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20140 (gimplify_body): Create and destroy nonlocal_vlas.
20142 * dwarf2out.c (loc_descr_plus_const): New function.
20143 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20144 mem_loc_descriptor, loc_descriptor_from_tree_1,
20145 descr_info_loc, gen_variable_die): Use it.
20147 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20148 !TREE_STATIC VAR_DECLs.
20149 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20150 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20151 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20152 DECL_BY_REFERENCE is valid.
20153 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20154 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20155 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20156 Copy DECL_BY_REFERENCE.
20157 (struct nesting_copy_body_data): New type.
20158 (nesting_copy_decl): New function.
20159 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20160 if they have variable length.
20162 2009-04-26 Michael Matz <matz@suse.de>
20164 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20165 mark new temporaries for renaming.
20167 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20170 * c-decl.c (global_bindings_p): Return negative value.
20171 (c_variable_size): New. Based on variable_size from
20173 (grokdeclarator): Call c_variable_size not variable_size.
20175 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20177 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20179 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20181 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20182 Redefine it to just use mingw/include.
20183 (ASM_SPEC): Rules for -m32 and -m64.
20184 (LINK_SPEC): Use Likewise.
20185 (SPEC_32): New define.
20186 (SPEC_64): Likewise.
20187 (SUB_LINK_SPEC): Likewise.
20188 (MULTILIB_DEFAULTS): New define.
20189 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20190 Add multilib options.
20191 (MULTILIB_DIRNAMES): Likewise.
20192 (MULTILIB_OSDIRNAMES): Likewise.
20193 (LIBGCC): Likewise.
20194 (INSTALL_LIBGCC): Likewise.
20196 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20199 * c-tree.h (enum c_inline_static_type): New.
20200 (record_inline_static): Declare.
20201 * c-decl.c (struct c_inline_static, c_inline_statics,
20202 record_inline_static, check_inline_statics): New.
20203 (pop_file_scope): Call check_inline_statics.
20204 (start_decl): Call record_inline_static instead of pedwarning
20205 directly for static in inline function.
20206 * c-typeck.c (build_external_ref): Call record_inline_static
20207 instead of pedwarning directly for static referenced in inline
20210 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20212 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20213 not new but only being rescanned.
20214 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20215 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20216 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20217 record_set_info, compute_set, grealloc): Remove.
20218 (recompute_all_luids): New function.
20219 (gcse_main): Don't compute sets, and don't do related memory
20220 allocations/free-ing. If something changed before the end of the
20221 pass, update LUIDs using recompute_all_luids.
20222 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20223 (free_gcse_mem): Don't free it either.
20224 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20225 Use the df insn LUIDs.
20226 (load_killed_in_block): Likewise.
20227 (compute_hash_table_work): Don't compute reg_set_in_block.
20228 (compute_transp): Use DF_REG_DEF_CHAINs.
20229 (local_cprop_pass): Don't use compute_sets and related functions.
20230 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20231 Use get_max_uid() instead of max_cuid.
20232 (insert_insn_end_basic_block, pre_insert_copy_insn,
20233 update_ld_motion_stores): Don't try to
20234 keep reg_set tables up to date.
20235 (pre_insert_copies): Use df insn LUIDs.
20236 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20237 (reg_set_info): Don't use extra bitmap argument.
20238 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20239 information to compute regs_set_in_block.
20240 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20241 (bypass_jumps): Don't use compute_sets and friends.
20243 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20246 * opts.c (undocumented_msg): Do not leave blank even with
20249 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20251 * c-decl.c (build_enumerator): Allow values folding to integer
20252 constants but not integer constant expressions with a pedwarn if
20255 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20258 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20259 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20260 type is an integer constant.
20262 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20265 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20268 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20271 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20272 with variably modified return type and no storage class
20273 specifiers, except for the case of nested functions. Distinguish
20274 extern declarations of functions with variably modified return
20275 types from those of objects with variably modified types.
20277 2009-04-25 Jan Hubicka <jh@suse.cz>
20279 * tree.c (list_equal_p): New function.
20280 * tree.h (list_equal_p): Declare.
20281 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20282 basic_block_def, basic_block, const_basic_block): New.
20283 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20284 (redirect_eh_edge): New function.
20285 (make_eh_edge_update_phi): EH edges are not abnormal.
20286 * except.c: Include tree-flow.h.
20287 (list_match): New function.
20288 (eh_region_replaceable_by_p): New function.
20289 (replace_region): New function.
20290 (hash_type_list): New function.
20291 (hash_eh_region): New function.
20292 (eh_regions_equal_p): New function.
20293 (merge_peers): New function.
20294 (remove_unreachable_regions): Verify EH tree when checking;
20296 (copy_eh_region_1): New function.
20297 (copy_eh_region): New function.
20298 (push_reachable_handler): New function.
20299 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20300 regions without label but with live RESX.
20301 * except.h (redirect_eh_edge_to_label): New.
20302 * tree-flow.h (redirect_eh_edge): New.
20303 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20304 basic_block_def, basic_block, const_basic_block): Remove.
20305 * Makefile.in (except.o): Add dependency on tree-flow.h
20306 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20307 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20310 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20313 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20314 on the destination of memcpy.
20316 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20318 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20319 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20320 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20322 2009-04-25 Jan Hubicka <jh@suse.cz>
20324 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20325 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20326 to be reached by different label than left.
20327 (update_eh_edges): Update comment; remove edge_to_remove if possible
20328 and return true if suceeded.
20329 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20330 (cleanup_eh): Compute sharing map.
20331 * except.c (remove_eh_handler_and_replace): Add argument if we should
20333 (remove_unreachable_regions): Update for label sharing.
20334 (label_to_region_map): Likewise.
20335 (get_next_region_sharing_label): New function.
20336 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20338 (remove_eh_handler): Update.
20339 (remove_eh_region_and_replace_by_outer_of): New function.
20340 * except.h (struct eh_region): Add next_region_sharing_label.
20341 (remove_eh_region_and_replace_by_outer_of,
20342 get_next_region_sharing_label): Declare.
20343 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20345 2009-04-25 Jan Hubicka <jh@suse.cz>
20347 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20348 insert code even if they are not critical.
20350 2009-04-25 Jan Hubicka <jh@suse.cz>
20352 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20353 (gimple_can_remove_branch_p): EH edges won't remove branch by
20355 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20356 updating of non-abnormal EH edges.
20357 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20358 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20359 (split_critical_edges): Split also edges where emitting code on them
20360 will lead to splitting later.
20362 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20363 H.J. Lu <hongjiu.lu@intel.com>
20366 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20367 the configured assembler supports fildq and fistpq mnemonics.
20368 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20369 * configure: Regenerated.
20370 * config.in: Ditto.
20372 * config/i386/i386.c (print_operand): Handle 'Z'.
20373 ['z']: Remove handling of special fild/fist suffixes.
20374 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20375 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20376 suffix of fild insn.
20377 (*floatsi<mode>2_vector_mixed): Ditto.
20378 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20379 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20380 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20381 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20382 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20384 2009-04-25 Ben Elliston <bje@au.ibm.com>
20386 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20387 the source of a set operation.
20389 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20391 * target.h (struct gcc_target): Add case_values_threshold field.
20392 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20393 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20394 * targhooks.c (default_case_values_threshold): New function.
20395 * targhooks.h (default_case_values_threshold): Declare function.
20396 * stmt.c (expand_case): Use case_values_threshold target hook.
20397 * expr.h (case_values_threshold): Remove declartation.
20398 * expr.c (case_values_threshold): Remove function.
20399 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20401 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20402 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20403 (avr_case_values_threshold): Declare as static.
20404 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20406 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20407 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20408 (mn10300_case_values_threshold): New function.
20410 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20412 * ira.c (setup_cover_and_important_classes): Add enum cast.
20414 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20416 * genpreds.c (write_enum_constraint_num): Output definition of
20417 CONSTRAINT_NUM_DEFINED_P macro.
20418 * ira.c (setup_cover_and_important_classes): Use
20419 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20421 2009-04-24 DJ Delorie <dj@redhat.com>
20423 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20424 __SH2A_SINGLE_ONLY__ also.
20426 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20428 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20429 (movdf_internal): Ditto.
20430 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20431 SFmode and DFmode constants.
20432 (ia64_print_operand): Add 'G' format for printing
20433 floating point constants.
20435 2009-04-24 Richard Guenther <rguenther@suse.de>
20437 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20438 from unsigned additions.
20440 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20442 * c-typeck.c (set_init_index): Allow array designators that are
20443 not integer constant expressions with a pedwarn if pedantic.
20445 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20447 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20448 zero if no overlap in nonzero bits between the operands.
20450 2009-04-24 Ian Lance Taylor <iant@google.com>
20452 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20453 (record_dead_and_set_regs): Likewise.
20454 * df.h (struct df_mw_hardreg): Change flags field to int.
20455 (struct df_base_ref): Likewise.
20456 (struct df): Change changeable_flags field to int.
20457 * df-scan.c (df_defs_record): Change clobber_flags to int.
20458 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20459 constants rather than #define macros.
20460 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20461 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20462 (enum dwarf_calling_convention): Likewise.
20463 (enum dwarf_line_number_x_ops): Likewise.
20464 (enum dwarf_call_frame_info): Likewise.
20465 (enum dwarf_source_language): Likewise.
20466 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20467 (add_calling_convention_attribute): Likewise.
20468 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20469 (combine_comparisons): Change compcode to int. Add cast to enum type.
20470 * genrecog.c (maybe_both_true_2): Change c to int.
20471 (write_switch): Likewise. Add cast to enum type.
20472 * gimplify.c (gimplify_omp_for): Handle return values from
20473 gimplify_expr using MIN rather than bitwise or.
20474 (gimplify_expr): Add cast to enum type.
20475 * ipa-prop.c (update_jump_functions_after_inlining): Change
20476 IPA_BOTTOM to IPA_JF_UNKNOWN.
20477 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20478 Add casts to enum type.
20479 (setup_cover_and_important_classes): Change cl to int. Add casts
20481 (setup_class_translate): Change cl and mode to int.
20482 (ira_init_once): Change mode to int.
20483 (free_register_move_costs): Likewise.
20484 (setup_prohibited_mode_move_regs): Add casts to enum type.
20485 * langhooks.c (add_builtin_function_common): Rework assertion that
20486 value fits bitfield.
20487 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20488 * omega.c (omega_do_elimination): Avoid math on enum types.
20489 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20490 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20491 int local to handle integral_argment value.
20492 * regmove.c (try_auto_increment): Change PUT_MODE to
20494 * reload.c (push_secondary_reload): Add casts to enum type.
20495 (secondary_reload_class, find_valid_class): Likewise.
20496 * reload1.c (emit_input_reload_insns): Likewise.
20497 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20498 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20499 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20501 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20502 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20504 (expand_complex_libcall): Add casts to enum type.
20505 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20506 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20507 with ERROR_MARK, not NUM_TREE_CODES.
20508 (vect_create_epilog_for_reduction): Likewise.
20509 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20510 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20511 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20513 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20514 vect_unused_in_loop. Change 0 to loop_vect.
20515 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20516 * var-tracking.c (get_init_value): Change return type to enum
20518 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20519 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20521 (arm_override_options): Add casts to enum type.
20522 (arm_emit_tls_decoration): Likewise.
20523 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20525 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20526 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20527 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20529 * config/s390/s390.c (code_for_builtin_64): Change to array of
20531 (code_for_builtin_31): Likewise.
20532 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20534 * config/sparc/sparc.c (sparc_override_options): Change value
20535 field in struct code_model to enum cmodel. In initializer change
20536 0 to NULL and add cast to enum type.
20538 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20539 Change all callers. Issue a -Wc++-compat warning using
20540 lhs_origtype if necessary.
20541 (convert_for_assignment): Issue -Wc++-compat warnings about
20542 invalid conversions to enum type on assignment.
20543 * c-common.h (build_modify_expr): Update declaration.
20545 2009-04-24 Nick Clifton <nickc@redhat.com>
20547 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20548 (function_arg_advance): Likewise.
20549 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20552 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20554 * config/s390/constraints.md ('I', 'J'): Fix condition.
20556 2009-04-24 Diego Novillo <dnovillo@google.com>
20558 * gengtype-parse.c (parse_error): Add newline after message.
20560 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20562 * config/i386/sse.md (avxmodesuffixs): Removed.
20563 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20564 (*avx_pinsr<ssevecsize>): This.
20566 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20568 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20569 follow chains of regs with a single definition, and allow expressions
20570 that are function_invariant_p.
20571 (simple_rhs_p): Allow expressions that are function_invariant_p.
20573 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20575 PR middle-end/39867
20576 * fold-const.c (fold_cond_expr_with_comparison): When folding
20577 > and >= to MAX, make sure the MAX uses the same type as the
20578 comparison's operands.
20580 2009-04-24 Nick Clifton <nickc@redhat.com>
20582 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20583 addressing for DImode accesses.
20584 (frv_print_operand_address): Handle PLUS case.
20585 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20587 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20589 PR rtl-optimization/39794
20590 * alias.c (canon_true_dependence): Add x_addr argument.
20591 * rtl.h (canon_true_dependence): Adjust prototype.
20592 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20593 * cselib.c (cselib_invalidate_mem): Likewise.
20594 * gcse.c (compute_transp): Likewise.
20595 * dse.c (scan_reads_nospill): Likewise.
20596 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20597 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20598 canon_base_addr of the group, plus optional offset.
20599 (struct group_info): Rename canon_base_mem to
20601 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20602 canon_rtx of base_mem.
20604 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20606 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20607 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20609 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20611 * config/spu/spu-builtins.h: Delete file.
20613 * config/spu/spu.h (enum spu_builtin_type): Move here from
20615 (struct spu_builtin_description): Likewise. Add GTY marker.
20616 Do not use enum spu_function_code or enum insn_code.
20617 (spu_builtins): Add extern declaration.
20619 * config/spu/spu.c: Do not include "spu-builtins.h".
20620 (enum spu_function_code, enum spu_builtin_type_index,
20621 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20622 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20623 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20624 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20625 (spu_builtin_types): Make static. Add GTY marker.
20626 (spu_builtins): Add extern declaration with GTY marker.
20627 Include "gt-spu.h".
20629 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20630 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20631 Check programmatically whether all parameters are scalar.
20633 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20635 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20637 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20638 assignment from the constructor either if the target is volatile.
20640 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20642 * config/arm/arm.md (insv): Do not share operands[0].
20644 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20646 * config/vxlib-tls.c (active_tls_threads): Delete.
20647 (delete_hook_installed): New.
20648 (tls_delete_hook): Don't delete the delete hook.
20649 (tls_destructor): Delete it here.
20650 (__gthread_set_specific): Adjust installing the delete hook.
20651 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20652 __gthread_leave_tsd_dtor_context.
20654 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20656 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20658 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20660 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20662 (alpha_rtx_costs): Ditto.
20663 (emit_unlikely_jump): Use add_reg_note.
20664 (emit_frame_store_1): Ditto.
20665 (alpha_expand_prologue): Ditto.
20666 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20667 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20669 2009-04-23 Nick Clifton <nickc@redhat.com>
20671 * config/v850/v850.md (epilogue): Remove suppressed code.
20672 (return): Rename to return_simple and remove test of frame size.
20673 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20674 to gen_return_simple.
20676 2009-04-22 Jing Yu <jingyu@google.com>
20679 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20681 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20684 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20685 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20686 value is a VECTOR_CST, the element type is the element type of the
20689 2009-04-22 DJ Delorie <dj@redhat.com>
20691 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20693 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20695 * alias.c (find_base_term): Move around LO_SUM case, so that
20696 CONST falls through into PLUS/MINUS handling.
20699 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20700 into 0, use omit_one_operand.
20702 2009-04-23 Ben Elliston <bje@au.ibm.com>
20704 * config/rs6000/linux-unwind.h (get_regs): Remove type
20705 puns. Change the type of `pc' to an array of unsigned ints and
20706 update all users. Constify frame24.
20708 2009-04-22 DJ Delorie <dj@redhat.com>
20710 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20711 declarations before code.
20712 (current_function_special_page_vector): Likewise.
20713 (m32c_expand_insv): Silence a warning.
20715 2009-04-21 Taras Glek <tglek@mozilla.com>
20717 * alias.c: Update GTY annotations to new syntax.
20718 * basic-block.h: Likewise.
20719 * bitmap.h: Likewise.
20720 * c-common.h: Likewise.
20721 * c-decl.c: Likewise.
20722 * c-parser.c: Likewise.
20723 * c-pragma.c: Likewise.
20724 * c-tree.h: Likewise.
20725 * cfgloop.h: Likewise.
20726 * cgraph.h: Likewise.
20727 * config/alpha/alpha.c: Likewise.
20728 * config/arm/arm.h: Likewise.
20729 * config/avr/avr.h: Likewise.
20730 * config/bfin/bfin.c: Likewise.
20731 * config/cris/cris.c: Likewise.
20732 * config/darwin.c: Likewise.
20733 * config/frv/frv.c: Likewise.
20734 * config/i386/i386.c: Likewise.
20735 * config/i386/i386.h: Likewise.
20736 * config/i386/winnt.c: Likewise.
20737 * config/ia64/ia64.h: Likewise.
20738 * config/iq2000/iq2000.c: Likewise.
20739 * config/mips/mips.c: Likewise.
20740 * config/mmix/mmix.h: Likewise.
20741 * config/pa/pa.c: Likewise.
20742 * config/pa/pa.h: Likewise.
20743 * config/rs6000/rs6000.c: Likewise.
20744 * config/s390/s390.c: Likewise.
20745 * config/sparc/sparc.c: Likewise.
20746 * config/xtensa/xtensa.c: Likewise.
20747 * cselib.h: Likewise.
20748 * dbxout.c: Likewise.
20749 * dwarf2out.c: Likewise.
20750 * except.c: Likewise.
20751 * except.h: Likewise.
20752 * fixed-value.h: Likewise.
20753 * function.c: Likewise.
20754 * function.h: Likewise.
20755 * gimple.h: Likewise.
20756 * integrate.c: Likewise.
20757 * optabs.c: Likewise.
20758 * output.h: Likewise.
20759 * real.h: Likewise.
20761 * stringpool.c: Likewise.
20762 * tree-data-ref.c: Likewise.
20763 * tree-flow.h: Likewise.
20764 * tree-scalar-evolution.c: Likewise.
20765 * tree-ssa-address.c: Likewise.
20766 * tree-ssa-alias.h: Likewise.
20767 * tree-ssa-operands.h: Likewise.
20768 * tree.c: Likewise.
20769 * tree.h: Likewise.
20770 * varasm.c: Likewise.
20771 * varray.h: Likewise.
20773 * coretypes.h: Do not define GTY macro if it is already defined.
20774 * doc/gty.texi: Update GTY documentation to new syntax.
20775 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20776 annotations on structs.
20777 * gengtype-parse.c: Likewise.
20779 2009-04-22 Mark Heffernan <meheff@google.com>
20781 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20783 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20785 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20788 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20790 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20791 the same as a PLUS without a shift. Increase the cost of a
20794 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20796 * Makefile.in: Update dependencies.
20797 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20798 * errors.h: Remove bogus comment about compatibility.
20799 (warning): Update declaration.
20800 * genautomata.c: Update all calls to warning.
20801 * gimple.c: Do not include errors.h. Include toplev.h.
20802 * tree-ssa-structalias.c: Do not include errors.h.
20803 * omega.c: Likewise.
20804 * tree-ssa-reassoc.c: Likewise.
20805 * config/spu/spu-c.c: Likewise.
20806 * config/spu/t-spu-elf: Update dependencies.
20808 2009-04-22 Richard Guenther <rguenther@suse.de>
20810 PR tree-optimization/39824
20811 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20812 make sure the types are compatible.
20814 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20817 * c-common.c (c_parse_error): Take a token_flags parameter.
20818 Use token_type for the token type instead.
20819 Pass token_flags to cpp_type2name.
20820 * c-common.h (c_parse_error): Update declaration.
20821 * c-parser.c (c_parser_error): Pass 0 as token flags.
20823 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20825 PR rtl-optimization/39580
20826 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20828 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20830 * function.c (expand_function_end): Do not emit a jump to the "naked"
20831 return label for fall-through returns.
20832 * except.c (sjlj_emit_function_exit): Always place the call to the
20833 unregister function at the location installed by expand_function_end.
20835 2009-04-22 Richard Guenther <rguenther@suse.de>
20837 PR tree-optimization/39845
20838 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20839 (gen_inbound_check): Likewise.
20841 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20843 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20845 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20846 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20848 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20850 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20851 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20852 shift counts to avoid out-of-bounds array accesses.
20854 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20856 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20857 (Pmode): Move above.
20859 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20861 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20862 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20863 GET_CODE macro. Use IN_RANGE macro where appropriate.
20864 * config/alpha/alpha.h: Ditto.
20865 * config/alpha/alpha.md: Ditto.
20866 * config/alpha/constraints.md: Ditto.
20867 * config/alpha/predicates.md: Ditto.
20869 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20871 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20872 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20873 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20874 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20875 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20876 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20877 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20878 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20879 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20880 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20881 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20882 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20883 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20884 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20885 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20886 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20887 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20888 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20889 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20890 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20891 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20892 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20893 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20894 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20895 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20896 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20897 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20899 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20901 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20902 references from comments.
20903 * cfgbuild.c: (count_basic_blocks): Delete.
20904 (find_basic_blocks_1): Delete.
20905 (find_basic_blocks): Delete.
20906 * except.c (finish_eh_generation): Make static. Move comment from
20907 except.h here. Remove find_basic_blocks references from comments.
20908 * except.h (finish_eh_generation): Delete.
20909 * basic-block.h (find_basic_blocks): Delete.
20910 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20912 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20914 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20915 (sdbout_parms): Likewise.
20917 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20919 * config/sh/sh.c (prepare_cbranch_operands): Use
20920 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20921 (expand_cbranchdi4): Likewise.
20922 (from_compare): Add cast to enum type.
20923 (expand_cbranchsi4): Use add_reg_note.
20924 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20925 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20926 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20927 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20928 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20929 instead of CODE_FOR_nothing.
20930 (cbranchdi4): Likewise. Fix the order of arguments for
20932 (push_fpscr): Use add_reg_note.
20933 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20934 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20936 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20938 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20939 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20940 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20941 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20942 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20943 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20944 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20945 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20946 config/alpha/x-vms, config/arc/t-arc,
20947 config/arm/README-interworking, config/arm/arm-c.c,
20948 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20949 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20950 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20951 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20952 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20953 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20954 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20955 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20956 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20957 config/cris/t-elfmulti, config/crx/t-crx,
20958 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20959 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20960 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20961 config/h8300/t-h8300, config/i386/athlon.md,
20962 config/i386/darwin-libgcc.10.4.ver,
20963 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20964 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20965 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20966 config/i386/t-linux64, config/i386/t-nwld,
20967 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20968 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20969 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20970 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20971 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20972 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20973 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20974 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20975 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20976 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20977 config/m68k/t-uclinux, config/mcore/t-mcore,
20978 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20979 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20980 config/mips/crtn.asm, config/mips/irix-crti.asm,
20981 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20982 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20983 config/mips/mips-fixed.md, config/mips/sb1.md,
20984 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20985 config/mips/t-iris6, config/mips/t-isa3264,
20986 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20987 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20988 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20989 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20990 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20991 config/mn10300/t-linux, config/mn10300/t-mn10300,
20992 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20993 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20994 config/picochip/libgccExtras/clzsi2.asm,
20995 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20996 config/rs6000/darwin-libgcc.10.4.ver,
20997 config/rs6000/darwin-libgcc.10.5.ver,
20998 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20999 config/rs6000/t-aix43, config/rs6000/t-aix52,
21000 config/rs6000/t-darwin, config/rs6000/t-fprules,
21001 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21002 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21003 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21004 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21005 config/rs6000/t-rtems, config/rs6000/t-spe,
21006 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21007 config/score/t-score-elf, config/sh/divcost-analysis,
21008 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21009 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21010 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21011 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21012 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21013 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21014 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21015 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21016 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21017 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21018 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21019 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21020 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21021 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21022 * config/h8300/genmova.sh: Include copyright and license notices
21023 in generated output.
21024 * config/h8300/mova.md: Regenerate.
21025 * doc/install.texi2html: Include word "Copyright" in copyright
21026 notice and use name "Free Software Foundation, Inc.".
21027 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21028 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21029 ChangeLog-2007, ChangeLog-2008: Correct dates.
21031 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21033 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21034 NE_EXPR operations as well.
21035 * c-parser.c (c_parser_condition): Do not set location information on
21037 (c_parser_conditional_expression): Likewise.
21038 (c_parser_binary_expression): Set location information on operators.
21039 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21040 TRUTH_NOT_EXPR has been folded.
21041 * fold-const.c (fold_truth_not_expr): Copy location information from
21042 the incoming expression to the outgoing one.
21043 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21044 recursive calls on the LHS of the operator but pass that of the
21045 operator to recursive calls on the RHS of the operator. Set it
21047 (shortcut_cond_expr): Set the locus of the operator on the second
21048 COND_EXPR and that of the expression on the first in degenerate cases.
21049 Pass the locus of the expression to calls to shortcut_cond_r.
21050 Set the locus of the 'then' block on the associated jump, if any.
21051 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21052 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21053 expression to call to gimplify_boolean_expr.
21055 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21057 * config.gcc: Add additional configuration for
21058 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21059 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21060 (CPP_SPEC): Redefine for allowing -municode option.
21061 (STARTFILE_SPEC): Likewise.
21062 * config/i386/t-mingw-w64: New.
21063 * config/i386/mingw-w64.opt: New.
21064 (municode): Add new target option.
21065 * doc/invoke.texi (municode): Add documentation for new option.
21067 2009-04-21 Ian Lance Taylor <iant@google.com>
21069 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21070 Correct test for number of arguments.
21071 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21073 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21075 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21076 argument of emit_library_call.
21078 2009-04-21 Richard Guenther <rguenther@suse.de>
21080 PR middle-end/39829
21081 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21082 inside VIEW_CONVERT_EXPRs.
21084 2009-04-21 Martin Jambor <mjambor@suse.cz>
21086 * tree-switch-conversion.c (build_constructors): Split a long line.
21087 (constructor_contains_same_values_p): New function.
21088 (build_one_array): Create assigns of constants if possible, do not
21089 call mark_sym_for_renaming, call update_stmt.
21090 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21091 make_rename_temp. Do not call mark_symbols_for_renaming, call
21093 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21094 find_new_referenced_vars, call update_stmt.
21095 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21096 instead of calling make_rename_temp. Do not call
21097 find_new_referenced_vars or mark_symbols_for_renaming, call
21100 2009-04-21 Richard Guenther <rguenther@suse.de>
21102 PR tree-optimization/39827
21103 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21104 (tree_ssa_phiprop): Pass the correct array size.
21106 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21108 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21110 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21113 * c-typeck.c (lvalue_p): Move declaration ...
21114 * c-common.h (lvalue_p): ... to here.
21115 * c-common.c (candidate_equal_p): New.
21116 (add_tlist): Use it.
21117 (merge_tlist): Use it.
21118 (warn_for_collisions_1): Likewise.
21119 (warning_candidate_p): Accept more candidates.
21120 (verify_tree): A warning candidate can be an expression. Use
21123 2009-04-21 Ben Elliston <bje@au.ibm.com>
21126 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21127 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21128 options. Remove -mcall-solaris documentation.
21130 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21133 * doc/invoke.texi (-Wlong-long): Update description.
21134 * c-lex (interpret_integer): Only warn if there was no previous
21135 overflow and -Wlong-long is enabled.
21136 * c-decl.c (declspecs_add_type): Drop redundant flags.
21137 * c.opt (Wlong-long): Init to -1.
21138 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21139 and front-end warn_long_long. Wlong-long only depends on other
21140 flags if it is uninitialized.
21141 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21142 the same for CPP and FE.
21143 (restore_extension_diagnostics): Likewise.
21145 2009-04-20 Ian Lance Taylor <iant@google.com>
21147 Fix enum conversions which are invalid in C++:
21148 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21149 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21150 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21151 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21152 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21153 (dbxout_parms): Likewise.
21154 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21155 (df_clear_flags): Likewise.
21156 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21157 top_flag parameter to int.
21158 (df_chain_create_bb_process_use): Likewise.
21159 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21161 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21162 (df_ref_create_structure, df_def_record_1): Likewise.
21163 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21164 (df_notes_rescan): Change 0 to VOIDmode in function call.
21165 (df_get_call_refs, df_insn_refs_collect): Likewise.
21166 (df_bb_regs_collect): Likewise.
21167 (df_entry_block_defs_collect): Likewise.
21168 (df_exit_block_uses_collect): Likewise.
21169 * df.h: Update declarations.
21170 * double-int.c (double_int_divmod): Add cast to enum type.
21171 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21172 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21173 (based_loc_descr): Likewise.
21174 (loc_descriptor_from_tree_1): Change first_op and second_op to
21175 enum dwarf_location_atom. Add cast to enum type.
21176 * expmed.c (init_expmed): Change 0 to SET in function call.
21177 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21178 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21179 (do_store_flag): Likewise.
21180 * fixed-value.h (struct fixed_value): Change mode to enum
21182 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21183 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21185 (insert_insn_decl, insert_decl, insert_state): Likewise.
21186 (automata_list_finish): Likewise.
21187 * genrecog.c (process_define_predicate): Add cast to enum type.
21188 * gensupport.c (init_predicate_table): Add cast to enum type.
21189 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21191 (gimple_build_call_1, gimple_build_label): Likewise.
21192 (gimple_build_goto, gimple_build_asm_1): Likewise.
21193 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21194 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21195 (enum fallback): Rename from enum fallback_t.
21196 (fallback_t): Typedef as int.
21197 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21198 GSI_SAME_STMT in function call.
21199 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21201 (setup_reg_class_relations): Likewise.
21202 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21203 (setup_prohibited_class_mode_regs): Add cast to enum type.
21204 (setup_prohibited_mode_move_regs): Likewise.
21205 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21206 (record_address_regs): Change i to enum reg_class.
21207 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21208 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21209 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21210 (GET_MODE_2XWIDER_MODE): Likewise.
21211 (GET_CLASS_NARROWEST_MODE): Likewise.
21212 * omp-low.c (expand_omp_for): Add cast to enum type.
21213 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21214 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21215 * postreload.c (reload_cse_simplify_operands): Change rclass local
21217 * predict.c (combine_predictions_for_insn): Change best_predictor
21218 and predictor to enum br_predictor.
21219 (combine_predictions_for_bb): Likewise.
21220 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21221 use SET_PREDICT_EXPR_OUTCOME.
21222 * real.c (real_arithmetic): Change icode to code in function call.
21223 * reginfo.c (init_move_cost): Add casts to enum type.
21224 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21225 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21227 * reload.c (find_valid_class): Add casts to enum type.
21228 (push_reload): Change 0 to NO_REGS in function call.
21229 (find_reloads): Change this_alternative to array of enum
21230 reg_class. Remove some now-unnecessary casts.
21231 (make_memloc): Change 0 to VOIDmode in function call.
21232 * reload1.c (reload): Change 0 to VOIDmode in function call.
21233 (eliminate_regs_1, elimination_effects): Likewise.
21234 (eliminate_regs_in_insn): Likewise.
21235 (emit_input_reload_insns): Add cast to enum type.
21236 (delete_output_reload): Change 0 to VOIDmode in function call.
21237 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21238 to enum type in function call.
21239 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21240 (SET_PREDICT_EXPR_OUTCOME): Define.
21241 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21242 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21243 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21244 (dump_function): Likewise.
21245 * tree-dump.h: Update declarations.
21246 * tree-pass.h: Update declarations.
21247 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21248 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21250 (arm_rtx_costs_1): Correct parenthesization.
21251 (arm_rtx_costs): Add casts to enum type.
21252 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21253 (vfp_emit_fstmd): Use add_rg_note.
21254 (emit_multi_reg_push, emit_sfm): Likewise.
21255 (thumb_set_frame_pointer): Likewise.
21256 (arm_expand_prologue): Likewise.
21257 (arm_regno_class): Change return type to enum reg_class.
21258 (thumb1_expand_prologue): Use add_reg_note.
21259 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21260 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21262 * config/arm/gentune.sh: Add cast to enum type.
21263 * config/arm/arm-tune.md: Rebuild.
21264 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21265 (ix86_split_fp_branch, predict_jump): Likewise.
21266 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21267 insn_code to enum rtx_code.
21268 (ix86_builtin_vectorized_function): Add cast to enum type.
21269 * config/i386/i386.md (truncdfsf2): Change slot to enum
21271 (truncxf<mode>2, isinf<mode>2): Likewise.
21272 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21274 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21275 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21276 (insert_bundle_state): Change 1 to INSERT in function call.
21277 (ia64_add_bundle_selector_before): Likewise.
21278 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21279 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21280 (restore_stack_nonlocal): Likewise.
21281 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21283 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21285 (mips_rtx_costs): Likewise.
21286 (mips_override_options): Add casts to enum type.
21287 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21289 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21290 (store_reg, set_reg_plus_d): Likewise.
21291 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21292 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21294 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21296 (emit_unlikely_jump): Use add_reg_note.
21297 (rs6000_emit_allocate_stack): Likewise.
21298 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21299 (output_toc): Change 1 to INSERT in function call.
21300 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21301 (rs6000_initialize_trampoline): Likewise.
21302 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21304 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21305 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21306 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21307 (save_gprs): Use add_reg_note.
21308 (s390_emit_prologue): Likewise.
21309 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21310 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21311 (sparc_fold_builtin): Add cast to enum type.
21312 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21314 (spu_expand_prologue): Use add_reg_note.
21315 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21317 2009-04-20 Ian Lance Taylor <iant@google.com>
21319 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21320 (c_parser_postfix_expression_after_primary): Get VEC for list of
21321 arguments. Get original types of arguments. Call
21322 build_function_call_vec.
21323 (cached_expr_list_1, cached_expr_list_2): New static variables.
21324 (c_parser_expr_list): Change return type to VEC *. Add
21325 p_orig_types parameter. Change all callers.
21326 (c_parser_release_expr): New static function.
21327 (c_parser_vec_to_tree_list): New static function.
21328 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21329 call build_function_call_vec.
21330 (build_function_call_vec): New function, based on old
21331 build_function_call.
21332 (convert_arguments): Remove nargs and argarray parameters. Change
21333 values to a VEC. Add origtypes parameter.
21334 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21335 (convert_for_assignment): Add origtype parameter. Change all
21336 callers. If warn_cxx_compat, check for conversion to an enum
21337 type when calling a function.
21338 (store_init_value): Add origtype parameter. Change all callers.
21339 (digest_init): Likewise.
21340 (struct init_node): Add origtype field.
21341 (add_pending_init): Add origtype parameter. Change all callers.
21342 (output_init_element): Likewise.
21343 (output_pending_init_elements): Pass origtype from init_node to
21344 output_init_element.
21345 (process_init_element): Pass origtype from c_expr to
21346 output_init_element.
21347 (c_finish_return): Add origtype parameter. Change all callers.
21348 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21350 (sync_resolve_params): Likewise.
21351 (sync_resolve_return): Change params to first_param. Change caller.
21352 (resolve_overloaded_builtins): Change params to VEC *. Change
21353 callers. Save first parameter around call to build_function_call_vec.
21354 * c-decl.c (finish_decl): Add origtype parameter. Change all
21355 callers. Call build_function_call_vec rather than
21356 build_function_call for cleanup.
21357 * c-tree.h: Update declarations.
21358 * c-common.h: Update declarations.
21359 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21360 params to first_param.
21361 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21362 params parameter from tree to void *.
21363 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21364 Change arglist parameter to have type void *, and to be a pointer
21366 * config/rs6000/rs6000-protos.h
21367 (altivec_resolve_overloaded_builtin): Update declaration.
21368 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21369 fnargs parameter to have type void *, and to be a pointer to a
21370 VEC. Call build_function_call_vec instead of
21371 build_function_call.
21372 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21374 2009-04-20 Joey Ye <joey.ye@intel.com>
21375 Xuepeng Guo <xuepeng.guo@intel.com>
21376 H.J. Lu <hongjiu.lu@intel.com>
21378 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21380 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21381 (IX86_LEA_PRIORITY): Likewise.
21382 (distance_non_agu_define): New function.
21383 (distance_agu_use): Likewise.
21384 (ix86_lea_for_add_ok): Likewise.
21385 (ix86_dep_by_shift_count): Likewise.
21387 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21388 should split for LEA.
21390 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21392 (ix86_dep_by_shift_count): Likewise.
21394 2009-04-20 Richard Guenther <rguenther@suse.de>
21396 * expr.c (handled_component_p): Move ...
21397 * tree.h (handled_component_p): ... here.
21398 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21399 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21400 and REALPART_EXPR to be in one group.
21402 2009-04-20 Richard Guenther <rguenther@suse.de>
21404 * basic-block.h (get_all_dominated_blocks): Declare.
21405 * dominance.c (get_all_dominated_blocks): New function.
21406 * tree-cfg.c (get_all_dominated_blocks): Remove.
21407 (remove_edge_and_dominated_blocks): Adjust.
21408 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21409 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21410 instead of recursing.
21412 2009-04-20 Doug Kwan <dougkwan@google.com>
21414 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21415 (struct cgraph_node_set_def): New type.
21416 (cgraph_node_set) New type. Also declare vector functions.
21417 (struct cgraph_node_set_element_def): New type.
21418 (cgraph_node_set_element): Ditto.
21419 (cgraph_node_set_iterator): New iterator type.
21420 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21421 cgraph_node_set_remove, dump_cgraph_node_set,
21422 debug_cgraph_node_set): New prototypes.
21423 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21424 cgraph_node_set_size): New inlines.
21425 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21426 including cgraph.h.
21427 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21428 argument to function 'write_summary'.
21429 * ipa.c: Include ggc.h.
21430 (hash_cgraph_node_set_element,
21431 eq_cgraph_node_set_element, cgraph_node_set_new,
21432 cgraph_node_set_add, cgraph_node_set_remove,
21433 cgraph_node_set_find, dump_cgraph_node_set,
21434 debug_cgraph_node_set): New functions.
21435 * Makefile.in (ipa.o): Add dependency on GGC_H.
21437 2009-04-20 Ira Rosen <irar@il.ibm.com>
21439 PR tree-optimization/39675
21440 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21441 check of the return code of vect_schedule_slp. Check that
21442 stmt_vec_info still exists for the statement, before checking its
21443 vectorization type.
21445 2009-04-20 Michael Matz <matz@suse.de>
21447 * Makefile.in (generated_files): Take out $(simple_generated_c).
21449 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21451 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21452 (UINTPTR_TYPE): Likewise.
21454 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21457 * c-typeck.c (digest_init): Check for initializing an array with a
21460 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21463 * c-semantics.c (pop_stmt_list): Propagate
21464 STATEMENT_LIST_HAS_LABEL to parent statement list.
21466 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21468 * config/mips/mips.h (mips_tune_attr): New macro.
21469 * config/mips/mips.md (cpu): Use it.
21471 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21474 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21477 2009-04-19 Diego Novillo <dnovillo@google.com>
21479 * toplev.c (compile_file): Move call to coverage_finish ...
21480 * cgraphunit.c (ipa_passes): ... here.
21481 Call cgraph_process_new_functions.
21482 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21483 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21485 2009-04-19 Jan Hubicka <jh@suse.cz>
21487 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21489 (dump_cgraph_node): Dump can throw external flag.
21490 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21492 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21496 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21497 * common.opt (Wlogical-op): Move from here...
21498 * c.opt (Wlogical-op): ... to here.
21499 * c-typeck.c (parser_build_binary_op): Update call to
21500 warn_logical_operator.
21501 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21503 * c-common.c (warn_logical_op): Update.
21504 * c-common.h (warn_logical_op): Update declaration.
21506 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21508 * tree.c (protected_set_expr_location): Fix formatting.
21510 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21513 * c-typeck.c (readonly_warning): new.
21514 (build_unary_op, build_modify_expr): Use readonly_warning for
21515 storing into something readonly but not const-qualified.
21517 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21520 * c-typeck.c (build_unary_op): Check for taking address of
21521 expression of type void.
21523 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21526 * c-typeck.c (build_function_call): Check for calling a function
21527 with qualified void return types. Call require_complete_type when
21530 2009-04-18 Jan Hubicka <jh@suse.cz>
21532 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21534 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21535 can_throw_external flag.
21536 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21537 * ipa-pure-const.c (ignore_edge): New function.
21538 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21539 only over can_throw_external edges.
21540 (local_pure_const): Add nothrow flag.
21541 * ipa-utils.c (searchc): Add ignore_edge callback.
21542 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21543 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21544 (set_nothrow_function_flags): Update cgraph.
21545 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21547 2009-04-18 Richard Guenther <rguenther@suse.de>
21549 PR middle-end/39804
21550 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21551 (fold_stmt): ... this and ...
21552 (fold_stmt_inplace): ... this.
21553 (fold_stmt_1): Fold references in calls and asms.
21554 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21556 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21558 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21559 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21561 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21563 * tree.c (function_args_count): Remove.
21564 * tree.h: Remove the prototype for function_args_count.
21566 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21568 * tree-iterator.c (expr_only): Remove.
21569 * tree.h: Remove the prototype for expr_only.
21571 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21573 * reginfo.c (cannot_change_mode_set_regs): Remove.
21574 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21576 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21578 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21579 whether operands 0 and 1 overlaps.
21581 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21583 PR middle-end/36902
21584 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21585 pointer. Use warning_at instead of warning.
21586 (search_for_addr_array): Likewise.
21587 (check_array_bounds): Likewise.
21588 (check_all_array_refs): Check that the incoming edge is not in the
21589 list of edges to be removed.
21590 (check_all_array_refs): Avoid the temporal pointer.
21591 (vrp_visit_cond_stmt): Fix typo.
21592 (simplify_switch_using_ranges): Handle the case where the switch
21593 index is an integer constant.
21595 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21597 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21599 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21601 * doc/extend.texi, doc/invoke.texi: Fix typos.
21603 2009-04-17 Cary Coutant <ccoutant@google.com>
21605 * tree-flow-inline.h (get_lineno): Fix inverted test.
21607 2009-04-17 Diego Novillo <dnovillo@google.com>
21609 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21610 assertion for AVAIL_OUT.
21612 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21615 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21616 * config/sh/linux-atomic.asm: Likewise.
21618 2009-04-17 Diego Novillo <dnovillo@google.com>
21620 * except.c (debug_eh_tree): New.
21621 (struct eh_region, struct eh_status): Move ...
21622 * except.h: ... here.
21623 (add_type_for_runtime): Declare extern.
21624 (lookup_type_for_runtime): Likewise.
21625 (debug_eh_tree): Declare.
21626 * Makefile.in (GTFILES): List except.h before except.c
21628 2009-04-17 Diego Novillo <dnovillo@google.com>
21630 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21631 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21632 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21633 (find_vars_r): ... here.
21634 * tree-flow.h (find_referenced_vars_in): Declare.
21635 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21636 that AVAIL_OUT exists for BLOCK.
21637 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21638 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21639 (tree-parloops.o): Likewise.
21641 2009-04-17 Simon Baldwin <simonb@google.com>
21643 * toplev.c (default_tree_printer): Add handling for %E format.
21645 2009-04-17 Diego Novillo <dnovillo@google.com>
21647 * tree-pretty-print.c (dump_generic_node): Add break after
21648 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21649 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21650 FUNCTION_TYPE together. Call print_struct_decl when printing
21651 structures and TDF_SLIM is not given.
21652 (print_struct_decl): Fix logic for detecting recursion.
21654 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21657 * gcc.c (create_at_file): New.
21658 (compile_input_file_p): New.
21659 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21660 * main.c (main): Update call to toplev_main.
21661 * toplev.c (toplev_main): Change signature. Call expandargv.
21662 * toplev.h (toplev_main): Change signature.
21664 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21666 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21667 if the latter is not constant.
21669 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21671 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21673 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21675 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21676 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21678 2009-04-17 Richard Guenther <rguenther@suse.de>
21680 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21681 Handle component references view-converting an invariant address.
21683 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21685 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21686 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21687 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21688 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21689 Use @deftypevr rather than @deftypevar.
21691 2009-04-17 Richard Guenther <rguenther@suse.de>
21693 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21694 (get_prop_source_stmt): Likewise.
21695 (can_propagate_from): Likewise.
21697 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21699 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21700 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21701 (--with-multilib-list): Add default value.
21702 * configure: Regenerate.
21703 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21704 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21705 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21706 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21707 Don't add default cpu to multilib list unnecessarily, but do enable
21708 the relevant compiler option..
21709 Add support for --with-multilib-list=<blank> and
21710 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21711 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21712 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21713 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21714 TM_MULTILIB_CONFIG.
21715 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21716 (MULTILIB_OSDIRNAMES): New variable.
21717 * config/sh/t-1e: Delete file.
21718 * config/sh/t-mlib-sh1: Delete file.
21719 * config/sh/t-mlib-sh2: Delete file.
21720 * config/sh/t-mlib-sh2a: Delete file.
21721 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21722 * config/sh/t-mlib-sh2a-single: Delete file.
21723 * config/sh/t-mlib-sh2a-single-only: Delete file.
21724 * config/sh/t-mlib-sh2e: Delete file.
21725 * config/sh/t-mlib-sh3e: Delete file.
21726 * config/sh/t-mlib-sh4: Delete file.
21727 * config/sh/t-mlib-sh4-nofpu: Delete file.
21728 * config/sh/t-mlib-sh4-single: Delete file.
21729 * config/sh/t-mlib-sh4-single-only: Delete file.
21730 * config/sh/t-mlib-sh4a: Delete file.
21731 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21732 * config/sh/t-mlib-sh4a-single: Delete file.
21733 * config/sh/t-mlib-sh4a-single-only: Delete file.
21734 * config/sh/t-mlib-sh4al: Delete file.
21735 * config/sh/t-mlib-sh5-32media: Delete file.
21736 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21737 * config/sh/t-mlib-sh5-64media: Delete file.
21738 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21739 * config/sh/t-mlib-sh5-compact: Delete file.
21740 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21741 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21742 * doc/install.texi (Options specification): Add
21743 --with-multilib-list and --with-endian.
21745 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21747 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21749 (OBJS-common): Add plugin-version.o.
21750 (plugin-version.o): New.
21751 * gcc-plugin.h (plugin_gcc_version): New.
21752 (plugin_default_version_check): New.
21753 (plugin_init_func, plugin_init): Add version argument.
21754 * plugin-version.c: New.
21755 * plugin.c (str_plugin_gcc_version_name): New.
21756 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21757 pass it to the init function.
21758 (plugin_default_version_check): New.
21760 2009-04-17 Richard Guenther <rguenther@suse.de>
21762 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21763 for decl-vs-decl disambiguation.
21765 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21767 * config/s390/s390.h (s390_tune_attr): New macro definition.
21768 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21770 2009-04-17 Richard Guenther <rguenther@suse.de>
21772 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21773 (fold_stmt_r): Likewise.
21774 (maybe_fold_reference): New function.
21775 (fold_gimple_assign): Handle cases fold_stmt_r did.
21776 (fold_stmt): Do not use fold_stmt_r.
21777 (fold_stmt_inplace): Likewise.
21779 2009-04-17 Richard Guenther <rguenther@suse.de>
21781 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21782 (record_equivalences_from_stmt): Remove useless checks and
21784 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21785 the type is already suitable.
21787 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21789 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21791 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21793 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21794 (CMPtype): Define as __gcc_CMPtype.
21796 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21798 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21799 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21801 2009-04-17 Richard Guenther <rguenther@suse.de>
21803 PR tree-optimization/39746
21804 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21805 special-casing for builtins and static variable use/def.
21806 (call_may_clobber_ref_p_1): Likewise.
21808 2009-04-16 Ian Lance Taylor <iant@google.com>
21810 * df.h: Include "timevar.h".
21811 (struct df_problem): Change tv_id field to timevar_id_t.
21812 * tree-pass.h: Include "timevar.h".
21813 (struct opt_pass): Change tv_id field to timevar_id_t.
21814 * timevar.h (timevar_id_t): Define TV_NONE.
21815 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21816 TV_NONE rather than tv_id != 0.
21817 (execute_one_pass): Likewise.
21818 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21819 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21820 dependencies to $(TREE_PASS_H).
21821 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21823 (pass_branch_target_load_optimize2): Likewise.
21824 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21825 (pass_outof_cfg_layout_mode): Likewise.
21826 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21827 (pass_rebuild_cgraph_edges): Likewise.
21828 (pass_remove_cgraph_callee_edges): Likewise.
21829 * df-core.c (pass_df_initialize_opt): Likewise.
21830 (pass_df_initialize_no_opt): Likewise.
21831 (pass_df_finish): Likewise.
21832 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21833 * except.c (pass_set_nothrow_function_flags): Likewise.
21834 (pass_convert_to_eh_region_ranges): Likewise.
21835 * final.c (pass_compute_alignments): Likewise.
21836 * function.c (pass_instantiate_virtual_regs): Likewise.
21837 (pass_init_function): Likewise.
21838 (pass_leaf_regs): Likewise.
21839 (pass_match_asm_constraints): Likewise.
21840 * gimple-low.c (pass_lower_cf): Likewise.
21841 (pass_mark_used_blocks): Likewise.
21842 * init-regs.c (pass_initialize_regs): Likewise.
21843 * integrate.c (pass_initial_value_sets): Likewise.
21844 * ira.c (pass_ira): Likewise.
21845 * jump.c (pass_cleanup_barriers): Likewise.
21846 * omp-low.c (pass_expand_omp): Likewise.
21847 (pass_lower_omp): Likewise.
21848 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21849 * recog.c (pass_split_all_insns): Likewise.
21850 (pass_split_after_reload): Likewise.
21851 (pass_split_before_regstack): Likewise.
21852 (pass_split_before_sched2): Likewise.
21853 (pass_split_for_shorten_branches): Likewise.
21854 * reginfo.c (pass_reginfo_init): Likewise.
21855 (pass_subregs_of_mode_init): Likewise.
21856 (pass_subregs_of_mode_finish): Likewise.
21857 * passes.c (pass_postreload): Likewise.
21858 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21859 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21860 (pass_warn_function_return): Likewise.
21861 (pass_warn_function_noreturn): Likewise.
21862 * tree-complex.c (pass_lower_complex): Likewise.
21863 (pass_lower_complex_O0): Likewise.
21864 * tree-if-conv.c (pass_if_conversion): Likewise.
21865 * tree-into-ssa.c (pass_build_ssa): Likewise.
21866 * tree-mudflap.c (pass_mudflap_1): Likewise.
21867 (pass_mudflap_2): Likewise.
21868 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21869 (pass_mudflap_2): Likewise.
21870 * tree-nrv.c (pass_return_slot): Likewise.
21871 * tree-object-size.c (pass_object_sizes): Likewise.
21872 * tree-optimize.c (pass_all_optimizations): Likewise.
21873 (pass_early_local_passes): Likewise.
21874 (pass_all_early_optimizations): Likewise.
21875 (pass_cleanup_cfg): Likewise.
21876 (pass_cleanup_cfg_post_optimizing): Likewise.
21877 (pass_free_datastructures): Likewise.
21878 (pass_free_cfg_annotations): Likewise.
21879 (pass_fixup_cfg): Likewise.
21880 (pass_init_datastructures): Likewise.
21881 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21882 (pass_late_warn_uninitialized): Likewise.
21883 (pass_update_address_taken): Likewise.
21884 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21885 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21886 (pass_cse_sincos): Likewise.
21887 (pass_convert_to_rsqrt): Likewise.
21888 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21889 * tree-stdarg.c (pass_stdarg): Likewise.
21890 * tree-tailcall.c (pass_tail_recursion): Likewise.
21891 (pass_tail_calls): Likewise.
21892 * tree-vect-generic.c (pass_lower_vector): Likewise.
21893 (pass_lower_vector_ssa): Likewise.
21894 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21896 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21898 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21900 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21902 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21903 logical and signext.
21905 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21908 * config/sh/predicates.md (arith_operand): Check if the operand
21909 of TRUNCATE is a REG.
21911 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21913 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21914 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21916 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21918 * tree-iterator.c (tsi_split_statement_list_after,
21919 tsi_split_statement_list_before): Remove.
21920 * tree-iterator.h: Remove the prototypes for
21921 tsi_split_statement_list_after and tsi_split_statement_list_before.
21923 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21925 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21926 * tree-ssa-propagate.h: Remove the prototype for
21927 stmt_makes_single_load.
21929 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21931 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21932 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21934 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21936 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21938 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21940 * except.c (eh_region_outer_p): Remove.
21941 * except.h: Remove the prototype for eh_region_outer_p.
21943 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21945 * function.c (current_function_assembler_name): Remove.
21946 * function.h: Remove the prototype for
21947 current_function_assembler_name.
21949 2009-04-16 Ian Lance Taylor <iant@google.com>
21951 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21952 (add_reg_note): Call alloc_reg_note.
21953 * rtl.h (alloc_reg_note): Declare.
21954 * combine.c (try_combine): Use alloc_reg_note.
21955 (recog_for_combine, move_deaths): Likewise.
21956 (distribute_notes): Use alloc_reg_note and add_reg_note.
21957 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21958 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21959 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21961 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21963 PR rtl-optimization/39762
21964 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21965 ira_may_move_out_cost): Add comments about way of their usage.
21966 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21968 * ira-conflicts.c (process_regs_for_copy): Use function
21969 ira_get_register_move_cost instead of global
21970 ira_register_move_cost.
21972 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21973 color_pass, move_spill_restore, update_curr_costs): Ditto.
21975 * ira-lives.c (process_single_reg_class_operands): Ditto.
21977 * ira-emit.c (emit_move_list): Ditto.
21979 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21980 (record_reg_classes): Ditto. Use functions
21981 ira_get_register_move_cost and ira_get_may_move_cost instead of
21982 global vars ira_register_move_cost, ira_may_move_out_cost and
21983 ira_may_move_in_cost.
21984 (record_address_regs): Don't call ira_init_register_move_cost.
21985 Use function ira_get_may_move_cost instead of global
21986 ira_may_move_in_cost.
21987 (process_bb_node_for_hard_reg_moves): Use function
21988 ira_get_register_move_cost instead of global ira_register_move_cost.
21989 (ira_costs): Don't call ira_init_register_move_cost.
21991 2009-04-16 Richard Guenther <rguenther@suse.de>
21993 * tree-cfg.c (verify_gimple_assign_binary):
21994 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21995 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21996 (create_general_new_stmt): Note that this function is broken.
21998 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22000 * common.opt (fhelp): Add Var(help_flag).
22001 * gcc-plugin.h (plugin_info): Add help.
22002 * plugin.c (plugin_name_args): Add help.
22003 (register_plugin_info): Set plugin->help.
22004 (print_help_one_plugin): New.
22005 (print_plugins_help): New.
22006 * plugin.h (print_plugins_help): New.
22007 * toplev.c (toplev_main): Call print_plugins_help if needed.
22009 2009-04-16 Richard Guenther <rguenther@suse.de>
22011 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22012 (gimple_ior_addresses_taken_1): New function.
22013 (gimple_ior_addresses_taken): Likewise.
22014 * gimple.h (struct gimple_statement_with_ops_base): Remove
22015 addresses_taken member.
22016 (gimple_ior_addresses_taken): Declare.
22017 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22018 gimple_set_addresses_taken): Remove.
22019 * ipa-reference.c (mark_address): New function.
22020 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22021 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22022 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22023 (gimple_add_to_addresses_taken): Remove.
22024 (get_tmr_operands): Call mark_address_taken.
22025 (get_asm_expr_operands): Likewise.
22026 (get_expr_operands): Likewise.
22027 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22028 (free_stmt_operands): Do not free it.
22029 * tree-ssa.c (delete_tree_ssa): Likewise.
22030 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22032 2009-04-16 Richard Guenther <rguenther@suse.de>
22034 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22035 (walk_stmt_load_store_ops): Likewise.
22036 * gimple.c (get_base_loadstore): New function.
22037 (walk_stmt_load_store_addr_ops): Likewise.
22038 (walk_stmt_load_store_ops): Likewise.
22039 * ipa-pure-const.c (check_op): Simplify.
22040 (check_load, check_store): New functions.
22041 (check_stmt): Use walk_stmt_load_store_ops.
22042 * ipa-reference.c (mark_load): Adjust signature.
22043 (mark_store): Likewise.
22044 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22046 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22048 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22049 (plugin_info): New.
22050 * opts.c (common_handle_option): Don't call print_version.
22051 * plugin.c (plugin_name_args): Add version.
22052 (register_plugin_info): New.
22053 (register_callback): Handle PLUGIN_INFO.
22054 (try_init_one_plugin): New.
22055 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22057 (finalize_one_plugin): New.
22058 (finalize_plugins): New.
22059 (print_one_plugin): New.
22060 (print_plugins_versions): New.
22061 * plugin.h (print_plugins_versions): New.
22062 (finalize_plugins): New.
22063 * toplev.c (compile_file): Don't call initialize_plugins.
22064 (print_version): Call print_plugins_versions.
22065 (toplev_main): Call initialize_plugins. Print version if needed.
22066 Call finalize_plugins.
22068 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22070 * common.opt (fversion): New.
22071 * gcc.c (print_version): New.
22072 (process_command): Don't print the version. Just set print_version.
22073 (main): Print version. Call subprocesses if print_version and
22074 verbose_flag are set.
22075 * opts.c (common_handle_option): Handle OPT_fversion.
22077 2009-04-16 Richard Guenther <rguenther@suse.de>
22078 Ira Rosen <irar@il.ibm.com>
22080 PR tree-optimization/39698
22081 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22082 type of the reduction variable. Only generate the def if
22085 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22086 make sure to first convert to an integer of the same precision.
22087 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22088 the type of the evolution correctly in computing the new
22089 induction variable base.
22091 2009-04-16 Richard Guenther <rguenther@suse.de>
22093 PR middle-end/39625
22094 * tree-cfg.c (make_blocks): Split statements with to-be
22095 abnormal SSA names on the lhs.
22097 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22099 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22100 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22101 * c-typeck.c (really_start_incremental_init): Likewise.
22102 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22103 (TARGET_INITIALIZER): Remove it.
22104 * target.h (struct target): Remove vector_opaque_p.
22105 * tree.c (build_opaque_vector_type): New.
22106 * tree.h (TYPE_VECTOR_OPAQUE): New.
22107 (build_opaque_vector_type): Declare.
22108 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22109 * config/rs6000/rs6000.c (build_opaque_vector_type,
22110 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22111 (rs6000_init_builtins): Use build_opaque_vector_type for
22112 opaque_V4SI_type_node.
22114 2009-04-15 Catherine Moore <clm@codesourcery.com>
22116 * debug.h (set_name): Declare.
22117 * dwarf2out.c (dwarf2out_set_name): Declare.
22118 (dwarf2_debug_hooks): Add set_name.
22119 (find_AT_string): New.
22120 (add_AT_string): Call find_AT_string.
22121 (dwarf2out_set_name): New.
22122 * cp/decl.c (grokdeclarator): Call set_name.
22123 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22124 * debug.c (do_nothing_debug_hooks): Likewise.
22125 * dbxout.c (dbx_debug_hooks): Likewise.
22126 * sdbout.c (sdb_debug_hooks): Likewise.
22128 2009-04-15 Michael Eager <eager@eagercon.com>
22130 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22131 reg for single-precision FPU.
22132 * config/rs6000/rs6000.md (movsi_internal1): Only for
22133 !TARGET_SINGLE_FPU.
22134 (movsi_internal1_single): New. Add pattern to move SI values to/from
22135 single-precision FP regs.
22137 2009-04-15 Richard Guenther <rguenther@suse.de>
22139 * omp-low.c (lower_rec_input_clauses): Build correct address
22141 (expand_omp_for_generic): Fix multiplication type.
22142 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22143 (generate_memset_zero): Fix types.
22144 * tree-profile.c (prepare_instrumented_value): Correctly
22147 2009-04-15 Ian Lance Taylor <iant@google.com>
22149 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22150 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22151 for -Wall and for -Wc++-compat.
22152 (c_common_post_options): For C++, set warn_enum_compare if not
22154 * c-tree.h (struct c_expr): Add field original_type.
22155 (build_external_ref): Update declaration.
22156 * c-parser.c (c_parser_braced_init): Set original_type.
22157 (c_parser_initelt): Likewise.
22158 (c_parser_expr_no_commas): Likewise.
22159 (c_parser_conditional_expression): Likewise.
22160 (c_parser_cast_expression): Likewise.
22161 (c_parser_unary_expression): Likewise. Pull setting of
22162 original_code to top of function.
22163 (c_parser_sizeof_expression): Set original_type.
22164 (c_parser_alignof_expression): Likewise.
22165 (c_parser_postfix_expression): Likewise. Pull setting of
22166 original_code to top of function.
22167 (c_parser_postfix_expression_after_paren_type): Set original_type.
22168 (c_parser_postfix_expression_after_primary): Likewise.
22169 (c_parser_expression): Likewise.
22170 * c-typeck.c (build_external_ref): Add type parameter. Change all
22172 (c_expr_sizeof_expr): Set original_type field.
22173 (parser_build_unary_op): Likewise.
22174 (parser_build_binary_op): Likewise. Optionally warn about
22175 comparisons of enums of different types.
22176 (digest_init): Set original_type field.
22177 (really_start_incremental_init): Likewise.
22178 (push_init_level, pop_init_level): Likewise.
22179 * doc/invoke.texi (Warning Options): -Wenum-compare now
22182 2009-04-15 Richard Guenther <rguenther@suse.de>
22184 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22185 out a necessary conversion.
22186 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22187 names we didn't value number.
22188 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22190 2009-04-15 Richard Guenther <rguenther@suse.de>
22192 PR tree-optimization/39764
22193 * tree-ssa-ccp.c (get_value): Canonicalize value with
22194 canonicalize_float_value.
22196 2009-04-15 Jan Hubicka <jh@suse.cz>
22198 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22199 Wrong version of patch.
22201 2009-04-15 Jan Hubicka <jh@suse.cz>
22203 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22205 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22207 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22208 our distinct integral and vector types.
22210 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22212 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22213 * init.c (build_vtbl_address): Remove call to assemble_external.
22215 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22217 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22218 output for other floating point modes.
22220 2009-04-14 Diego Novillo <dnovillo@google.com>
22222 * diagnostic.c (diagnostic_report_diagnostic): Do not
22223 warn about loaded plugins for DK_ERROR and DK_WARNING.
22224 * c-decl.c (declspecs_add_type): Move call to
22225 invoke_plugin_callbacks ...
22226 * c-parser.c (c_parser_declspecs): ... here.
22227 * plugin.c (dump_active_plugins): Tidy output.
22229 2009-04-14 Diego Novillo <dnovillo@google.com>
22230 Le-Chun Wu <lcwu@google.com>
22232 * configure.ac: Add --enable-plugin support.
22233 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22234 * Makefile.in (PLUGIN_H): Define.
22235 Export ENABLE_PLUGIN and GMPINC to site.exp.
22236 Add PLUGINLIBS to link command.
22237 Add/modify dependencies for plugin.o and files including plugin.h.
22239 * config.in: Regenerate.
22241 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22244 2009-04-14 Le-Chun Wu <lcwu@google.com>
22246 * tree-pass.h (register_one_dump_file): Add a prototype for
22247 register_one_dump_file.
22248 * toplev.c (compile_file): Call initialize_plugins.
22249 (do_compile): Call invoke_plugin_callbacks.
22250 (toplev_main): Call invoke_plugin_callbacks.
22251 * common.opt: Add -fplugin= and -fplugin-arg-.
22252 * gcc-plugin.h: New public header file for plugins to include.
22253 * plugin.c: New source file.
22254 * plugin.h: New internal header file.
22255 * passes.c (register_one_dump_file): Make it external.
22257 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22259 2009-04-14 Diego Novillo <dnovillo@google.com>
22261 * doc/plugins.texi: New.
22262 * doc/gccint.texi: Add reference to Plugins chapter.
22263 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22264 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22265 loaded plugins, if any.
22266 * timevar.def (TV_PLUGIN_INIT): Define.
22267 (TV_PLUGIN_RUN): Define.
22268 * plugin.c: Include timevar.h
22269 (plugins_active_p): New.
22270 (dump_active_plugins): New.
22271 (debug_active_plugins): New.
22273 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22275 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22277 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22279 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22281 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22282 the same as a minus without a shift.
22284 2009-04-14 Nick Clifton <nickc@redhat.com>
22286 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22287 comparisons with small integers will always produce a short
22290 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22293 2008-12-19 Diego Novillo <dnovillo@google.com>
22295 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22297 2009-04-14 Richard Guenther <rguenther@suse.de>
22299 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22301 (verify_gimple_assign_binary): Likewise. Handle shifts and
22303 (verify_gimple_phi): Print the mismatched argument position.
22304 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22306 (vect_update_init_of_dr): Likewise.
22307 * matrix-reorg.c (transform_access_sites): Do what the
22309 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22311 2009-04-13 Michael Eager <eager@eagercon.com>
22313 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22314 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22315 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22316 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22317 remove duplicate config
22319 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22321 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22322 file_name:line_number type locator of the call site.
22324 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22326 * genautomata.c: Put blank after comma.
22327 (automaton_decls): New.
22328 (struct unit_usage): Add comments to member next.
22329 (store_alt_unit_usage): Keep the list ordered.
22330 (unit_present_on_list_p, equal_alternatives_p): New.
22331 (check_regexp_units_distribution): Check units distribution
22332 correctness correctly.
22333 (main): Don't write automata if error is found. Return correct
22336 * config/m68k/cf.md (cfv4_ds): Remove.
22337 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22338 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22340 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22341 power4-load-ext, power4-store, power4-store-update,
22342 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22343 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22344 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22345 power4-sqrt, power4-isync): Modify reservation to make correct
22346 unit distribution to automata.
22348 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22349 power5-store-update, power5-two, power5-three, power5-lmul,
22350 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22352 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22354 * except.c (pass_set_nothrow_function_flags): Set name and add
22356 (set_nothrow_function_flags): Mention in the dump file when
22357 changing a function to nothrow.
22359 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22362 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22363 instead of unsigned long.
22365 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22367 * config/arm/arm.c (return_used_this_function): Remove.
22368 (arm_output_function_prologue): Remove use of
22369 return_used_this_function.
22370 (output_return_instruction): Replace use of
22371 return_used_this_function
22372 by cfun->machine->return_used_this_function.
22373 (arm_output_epilogue): Likewise.
22374 (arm_output_function_epilogue): Likewise.
22375 (thumb_unexpanded_epilogue): Likewise.
22376 * config/arm/arm.h (struct machine_function):
22377 New member return_used_this_function.
22379 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22381 * doc/install.texi: Correct description of default directory for
22382 --with-gxx-include-dir.
22384 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22386 * fold-const.c (build_range_check): Properly deal with enumeral and
22387 boolean base types.
22389 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22391 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22392 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22393 * params.h (MAX_GCSE_PASSES): Remove.
22394 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22395 in sequence. Remove ability to run multiple passes.
22396 (bypass_jumps): Report run as third CPROP pass.
22398 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22400 PR middle-end/39651
22401 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22402 when deciding whether the whole SEQUENCE can throw.
22404 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22407 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22408 offseted label references.
22410 2009-04-11 Jan Hubicka <jh@suse.cz>
22412 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22414 2009-04-11 Richard Guenther <rguenther@suse.de>
22416 PR middle-end/39732
22417 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22418 return variables as TREE_ADDRESSABLE.
22420 2009-04-11 Richard Guenther <rguenther@suse.de>
22422 PR tree-optimization/39713
22423 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22424 reference trees have SSA_NAME operands.
22426 2009-04-11 Richard Guenther <rguenther@suse.de>
22429 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22430 address expressions.
22432 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22434 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22435 match changes in Cygwin 1.7
22436 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22437 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22439 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22441 PR tree-optimization/39701
22442 * doc/invoke.texi (Optimization Options): Document change in
22443 meaning and initialization of -fdelete-null-pointer-checks.
22445 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22447 PR middle-end/39701
22448 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22450 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22453 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22455 2009-04-10 Chao-ying Fu <fu@mips.com>
22457 * doc/tm.texi (Instruction Output): Document
22458 TARGET_ASM_FINAL_POSTSCAN_INSN.
22459 * target.h (final_postscan_insn): New field in asm_out.
22460 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22461 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22462 * final.c (final_scan_insn): Call
22463 targetm.asm_out.final_postscan_insn after outputting
22464 an asm macro and a normal instruction.
22466 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22467 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22468 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22469 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22470 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22472 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22474 PR middle-end/39701
22475 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22476 variables as non-NULL even with -fdelete-null-pointer-checks.
22478 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22480 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22482 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22485 * config/i386/i386.c (classify_argument): Handle SCmode with
22486 (bit_offset % 64) != 0.
22488 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22490 * doc/invoke.texi (Optimize Options): Add cross-reference to
22491 -Q --help=optimizers examples.
22493 2009-04-10 Ben Elliston <bje@au.ibm.com>
22496 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22497 regalign for the reg == fpr and TDmode case.
22499 2009-04-09 David Ayers <ayers@fsfe.org>
22502 * objc/objc-act.c (warn_with_method): Remove helper function.
22503 (check_duplicates): Call warning and inform directly.
22504 (really_start_method): Likewise.
22506 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22508 * expmed.c (expand_divmod): Always use a comparison for a division
22509 by a large unsigned integer.
22511 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22512 for things others than variables or functions as nonzero.
22514 2009-04-09 Nick Clifton <nickc@redhat.com>
22516 * unwind-compat.c: Change copyright header to refer to version
22517 3 of the GNU General Public License with version 3.1 of the
22518 GCC Runtime Library Exception and to point readers at the
22519 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22520 * config/alpha/crtfastmath.c: Likewise.
22521 * config/alpha/linux-unwind.h: Likewise.
22522 * config/alpha/qrnnd.asm: Likewise.
22523 * config/alpha/vms-crt0-64.c: Likewise.
22524 * config/alpha/vms-crt0.c: Likewise.
22525 * config/alpha/vms-dwarf2.asm: Likewise.
22526 * config/alpha/vms-dwarf2eh.asm: Likewise.
22527 * config/alpha/vms-psxcrt0-64.c: Likewise.
22528 * config/alpha/vms-psxcrt0.c: Likewise.
22529 * config/alpha/vms_tramp.asm: Likewise.
22530 * config/arc/initfini.c: Likewise.
22531 * config/arc/lib1funcs.asm: Likewise.
22532 * config/arm/bpabi-v6m.S: Likewise.
22533 * config/arm/bpabi.S: Likewise.
22534 * config/arm/bpabi.c: Likewise.
22535 * config/arm/crti.asm: Likewise.
22536 * config/arm/crtn.asm: Likewise.
22537 * config/arm/ieee754-df.S: Likewise.
22538 * config/arm/ieee754-sf.S: Likewise.
22539 * config/arm/lib1funcs.asm: Likewise.
22540 * config/arm/libunwind.S: Likewise.
22541 * config/arm/linux-atomic.c: Likewise.
22542 * config/arm/mmintrin.h: Likewise.
22543 * config/arm/pr-support.c: Likewise.
22544 * config/arm/unaligned-funcs.c: Likewise.
22545 * config/arm/unwind-arm.c: Likewise.
22546 * config/arm/unwind-arm.h: Likewise.
22547 * config/avr/libgcc.S: Likewise.
22548 * config/bfin/crti.s: Likewise.
22549 * config/bfin/crtlibid.s: Likewise.
22550 * config/bfin/crtn.s: Likewise.
22551 * config/bfin/lib1funcs.asm: Likewise.
22552 * config/bfin/linux-unwind.h: Likewise.
22553 * config/cris/arit.c: Likewise.
22554 * config/cris/cris_abi_symbol.c: Likewise.
22555 * config/darwin-64.c: Likewise.
22556 * config/darwin-crt2.c: Likewise.
22557 * config/darwin-crt3.c: Likewise.
22558 * config/darwin.h: Likewise.
22559 * config/dbxelf.h: Likewise.
22560 * config/dfp-bit.c: Likewise.
22561 * config/dfp-bit.h: Likewise.
22562 * config/elfos.h: Likewise.
22563 * config/fixed-bit.c: Likewise.
22564 * config/fixed-bit.h: Likewise.
22565 * config/fp-bit.c: Likewise.
22566 * config/fp-bit.h: Likewise.
22567 * config/fr30/crti.asm: Likewise.
22568 * config/fr30/crtn.asm: Likewise.
22569 * config/fr30/lib1funcs.asm: Likewise.
22570 * config/freebsd-spec.h: Likewise.
22571 * config/frv/cmovd.c: Likewise.
22572 * config/frv/cmovh.c: Likewise.
22573 * config/frv/cmovw.c: Likewise.
22574 * config/frv/frvbegin.c: Likewise.
22575 * config/frv/frvend.c: Likewise.
22576 * config/frv/lib1funcs.asm: Likewise.
22577 * config/glibc-stdint.h: Likewise.
22578 * config/h8300/clzhi2.c: Likewise.
22579 * config/h8300/crti.asm: Likewise.
22580 * config/h8300/crtn.asm: Likewise.
22581 * config/h8300/ctzhi2.c: Likewise.
22582 * config/h8300/fixunssfsi.c: Likewise.
22583 * config/h8300/lib1funcs.asm: Likewise.
22584 * config/h8300/parityhi2.c: Likewise.
22585 * config/h8300/popcounthi2.c: Likewise.
22586 * config/i386/ammintrin.h: Likewise.
22587 * config/i386/att.h: Likewise.
22588 * config/i386/avxintrin.h: Likewise.
22589 * config/i386/biarch64.h: Likewise.
22590 * config/i386/bmmintrin.h: Likewise.
22591 * config/i386/cpuid.h: Likewise.
22592 * config/i386/cross-stdarg.h: Likewise.
22593 * config/i386/crtfastmath.c: Likewise.
22594 * config/i386/crtprec.c: Likewise.
22595 * config/i386/cygming-crtbegin.c: Likewise.
22596 * config/i386/cygming-crtend.c: Likewise.
22597 * config/i386/cygwin.asm: Likewise.
22598 * config/i386/emmintrin.h: Likewise.
22599 * config/i386/gmm_malloc.h: Likewise.
22600 * config/i386/gthr-win32.c: Likewise.
22601 * config/i386/i386.h: Likewise.
22602 * config/i386/immintrin.h: Likewise.
22603 * config/i386/linux-unwind.h: Likewise.
22604 * config/i386/linux64.h: Likewise.
22605 * config/i386/mm3dnow.h: Likewise.
22606 * config/i386/mmintrin-common.h: Likewise.
22607 * config/i386/mmintrin.h: Likewise.
22608 * config/i386/nmmintrin.h: Likewise.
22609 * config/i386/pmm_malloc.h: Likewise.
22610 * config/i386/pmmintrin.h: Likewise.
22611 * config/i386/smmintrin.h: Likewise.
22612 * config/i386/sol2-c1.asm: Likewise.
22613 * config/i386/sol2-ci.asm: Likewise.
22614 * config/i386/sol2-cn.asm: Likewise.
22615 * config/i386/sol2-gc1.asm: Likewise.
22616 * config/i386/tmmintrin.h: Likewise.
22617 * config/i386/unix.h: Likewise.
22618 * config/i386/w32-unwind.h: Likewise.
22619 * config/i386/wmmintrin.h: Likewise.
22620 * config/i386/x86-64.h: Likewise.
22621 * config/i386/x86intrin.h: Likewise.
22622 * config/i386/xmmintrin.h: Likewise.
22623 * config/ia64/crtbegin.asm: Likewise.
22624 * config/ia64/crtend.asm: Likewise.
22625 * config/ia64/crtfastmath.c: Likewise.
22626 * config/ia64/crti.asm: Likewise.
22627 * config/ia64/crtn.asm: Likewise.
22628 * config/ia64/fde-glibc.c: Likewise.
22629 * config/ia64/lib1funcs.asm: Likewise.
22630 * config/ia64/linux-unwind.h: Likewise.
22631 * config/ia64/quadlib.c: Likewise.
22632 * config/ia64/unwind-ia64.c: Likewise.
22633 * config/linux.h: Likewise.
22634 * config/m32c/m32c-lib1.S: Likewise.
22635 * config/m32c/m32c-lib2-trapv.c: Likewise.
22636 * config/m32c/m32c-lib2.c: Likewise.
22637 * config/m32r/initfini.c: Likewise.
22638 * config/m68hc11/larith.asm: Likewise.
22639 * config/m68hc11/m68hc11-crt0.S: Likewise.
22640 * config/m68k/cf.md: Likewise.
22641 * config/m68k/crti.s: Likewise.
22642 * config/m68k/crtn.s: Likewise.
22643 * config/m68k/lb1sf68.asm: Likewise.
22644 * config/m68k/linux-unwind.h: Likewise.
22645 * config/mcore/crti.asm: Likewise.
22646 * config/mcore/crtn.asm: Likewise.
22647 * config/mcore/lib1.asm: Likewise.
22648 * config/mips/linux-unwind.h: Likewise.
22649 * config/mips/loongson.h: Likewise.
22650 * config/mips/mips16.S: Likewise.
22651 * config/mmix/crti.asm: Likewise.
22652 * config/mmix/crtn.asm: Likewise.
22653 * config/pa/fptr.c: Likewise.
22654 * config/pa/hpux-unwind.h: Likewise.
22655 * config/pa/lib2funcs.asm: Likewise.
22656 * config/pa/linux-atomic.c: Likewise.
22657 * config/pa/linux-unwind.h: Likewise.
22658 * config/pa/milli64.S: Likewise.
22659 * config/pa/quadlib.c: Likewise.
22660 * config/pa/stublib.c: Likewise.
22661 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22662 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22663 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22664 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22665 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22666 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22667 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22668 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22669 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22670 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22671 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22672 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22673 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22674 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22675 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22676 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22677 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22678 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22679 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22680 * config/rs6000/750cl.h: Likewise.
22681 * config/rs6000/altivec.h: Likewise.
22682 * config/rs6000/biarch64.h: Likewise.
22683 * config/rs6000/crtresfpr.asm: Likewise.
22684 * config/rs6000/crtresgpr.asm: Likewise.
22685 * config/rs6000/crtresxfpr.asm: Likewise.
22686 * config/rs6000/crtresxgpr.asm: Likewise.
22687 * config/rs6000/crtsavfpr.asm: Likewise.
22688 * config/rs6000/crtsavgpr.asm: Likewise.
22689 * config/rs6000/darwin-asm.h: Likewise.
22690 * config/rs6000/darwin-fallback.c: Likewise.
22691 * config/rs6000/darwin-fpsave.asm: Likewise.
22692 * config/rs6000/darwin-ldouble.c: Likewise.
22693 * config/rs6000/darwin-tramp.asm: Likewise.
22694 * config/rs6000/darwin-unwind.h: Likewise.
22695 * config/rs6000/darwin-vecsave.asm: Likewise.
22696 * config/rs6000/darwin-world.asm: Likewise.
22697 * config/rs6000/e500crtres32gpr.asm: Likewise.
22698 * config/rs6000/e500crtres64gpr.asm: Likewise.
22699 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22700 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22701 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22702 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22703 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22704 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22705 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22706 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22707 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22708 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22709 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22710 * config/rs6000/eabi-ci.asm: Likewise.
22711 * config/rs6000/eabi-cn.asm: Likewise.
22712 * config/rs6000/eabi.asm: Likewise.
22713 * config/rs6000/linux-unwind.h: Likewise.
22714 * config/rs6000/linux64.h: Likewise.
22715 * config/rs6000/paired.h: Likewise.
22716 * config/rs6000/paired.md: Likewise.
22717 * config/rs6000/ppc64-fp.c: Likewise.
22718 * config/rs6000/ppu_intrinsics.h: Likewise.
22719 * config/rs6000/rs6000.h: Likewise.
22720 * config/rs6000/si2vmx.h: Likewise.
22721 * config/rs6000/sol-ci.asm: Likewise.
22722 * config/rs6000/sol-cn.asm: Likewise.
22723 * config/rs6000/spe.h: Likewise.
22724 * config/rs6000/spu2vmx.h: Likewise.
22725 * config/rs6000/sysv4.h: Likewise.
22726 * config/rs6000/tramp.asm: Likewise.
22727 * config/rs6000/vec_types.h: Likewise.
22728 * config/s390/linux-unwind.h: Likewise.
22729 * config/s390/tpf-unwind.h: Likewise.
22730 * config/score/crti.asm: Likewise.
22731 * config/score/crtn.asm: Likewise.
22732 * config/sh/crt1.asm: Likewise.
22733 * config/sh/crti.asm: Likewise.
22734 * config/sh/crtn.asm: Likewise.
22735 * config/sh/divtab-sh4-300.c: Likewise.
22736 * config/sh/divtab-sh4.c: Likewise.
22737 * config/sh/divtab.c: Likewise.
22738 * config/sh/lib1funcs-4-300.asm: Likewise.
22739 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22740 * config/sh/lib1funcs.asm: Likewise.
22741 * config/sh/lib1funcs.h: Likewise.
22742 * config/sh/linux-atomic.asm: Likewise.
22743 * config/sh/linux-unwind.h: Likewise.
22744 * config/sh/shmedia.h: Likewise.
22745 * config/sh/sshmedia.h: Likewise.
22746 * config/sh/ushmedia.h: Likewise.
22747 * config/sparc/crtfastmath.c: Likewise.
22748 * config/sparc/linux-unwind.h: Likewise.
22749 * config/sparc/sol2-c1.asm: Likewise.
22750 * config/sparc/sol2-ci.asm: Likewise.
22751 * config/sparc/sol2-cn.asm: Likewise.
22752 * config/spu/divmodti4.c: Likewise.
22753 * config/spu/divv2df3.c: Likewise.
22754 * config/spu/float_disf.c: Likewise.
22755 * config/spu/float_unsdidf.c: Likewise.
22756 * config/spu/float_unsdisf.c: Likewise.
22757 * config/spu/float_unssidf.c: Likewise.
22758 * config/spu/mfc_multi_tag_release.c: Likewise.
22759 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22760 * config/spu/mfc_tag_release.c: Likewise.
22761 * config/spu/mfc_tag_reserve.c: Likewise.
22762 * config/spu/mfc_tag_table.c: Likewise.
22763 * config/spu/multi3.c: Likewise.
22764 * config/spu/spu_internals.h: Likewise.
22765 * config/spu/spu_intrinsics.h: Likewise.
22766 * config/spu/spu_mfcio.h: Likewise.
22767 * config/spu/vec_types.h: Likewise.
22768 * config/spu/vmx2spu.h: Likewise.
22769 * config/stormy16/stormy16-lib2.c: Likewise.
22770 * config/svr4.h: Likewise.
22771 * config/sync.c: Likewise.
22772 * config/v850/lib1funcs.asm: Likewise.
22773 * config/vxlib-tls.c: Likewise.
22774 * config/vxlib.c: Likewise.
22775 * config/vxworks-dummy.h: Likewise.
22776 * config/xtensa/crti.asm: Likewise.
22777 * config/xtensa/crtn.asm: Likewise.
22778 * config/xtensa/ieee754-df.S: Likewise.
22779 * config/xtensa/ieee754-sf.S: Likewise.
22780 * config/xtensa/lib1funcs.asm: Likewise.
22781 * config/xtensa/lib2funcs.S: Likewise.
22782 * config/xtensa/linux-unwind.h: Likewise.
22783 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22784 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22785 * coretypes.h: Likewise.
22786 * crtstuff.c: Likewise.
22787 * defaults.h: Likewise.
22788 * dwarf2.h: Likewise.
22789 * emutls.c: Likewise.
22790 * gbl-ctors.h: Likewise.
22791 * gcov-io.h: Likewise.
22792 * ginclude/float.h: Likewise.
22793 * ginclude/iso646.h: Likewise.
22794 * ginclude/stdarg.h: Likewise.
22795 * ginclude/stdbool.h: Likewise.
22796 * ginclude/stddef.h: Likewise.
22797 * ginclude/stdfix.h: Likewise.
22798 * ginclude/stdint-gcc.h: Likewise.
22799 * ginclude/tgmath.h: Likewise.
22800 * gthr-aix.h: Likewise.
22801 * gthr-dce.h: Likewise.
22802 * gthr-gnat.c: Likewise.
22803 * gthr-gnat.h: Likewise.
22804 * gthr-lynx.h: Likewise.
22805 * gthr-mipssde.h: Likewise.
22806 * gthr-nks.h: Likewise.
22807 * gthr-posix.c: Likewise.
22808 * gthr-posix.h: Likewise.
22809 * gthr-posix95.h: Likewise.
22810 * gthr-rtems.h: Likewise.
22811 * gthr-single.h: Likewise.
22812 * gthr-solaris.h: Likewise.
22813 * gthr-tpf.h: Likewise.
22814 * gthr-vxworks.h: Likewise.
22815 * gthr-win32.h: Likewise.
22816 * gthr.h: Likewise.
22817 * libgcc2.c: Likewise.
22818 * libgcc2.h: Likewise.
22819 * libgcov.c: Likewise.
22820 * tsystem.h: Likewise.
22821 * typeclass.h: Likewise.
22822 * unwind-c.c: Likewise.
22823 * unwind-compat.h: Likewise.
22824 * unwind-dw2-fde-compat.c: Likewise.
22825 * unwind-dw2-fde-darwin.c: Likewise.
22826 * unwind-dw2-fde-glibc.c: Likewise.
22827 * unwind-dw2-fde.c: Likewise.
22828 * unwind-dw2-fde.h: Likewise.
22829 * unwind-dw2.c: Likewise.
22830 * unwind-dw2.h: Likewise.
22831 * unwind-generic.h: Likewise.
22832 * unwind-pe.h: Likewise.
22833 * unwind-sjlj.c: Likewise.
22834 * unwind.inc: Likewise.
22835 * config/arm/neon-gen.ml: Change generated copyright header to
22836 refer to version 3 of the GNU General Public License with
22837 version 3.1 of the GCC Runtime Library Exception and to point
22838 readers at the COPYING3 and COPYING3.RUNTIME files and the
22839 FSF's license web page.
22840 * config/arm/arm_neon.h: Regenerate.
22842 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22844 * config/cris/cris.md: Change copyright header to refer to version
22845 3 of the GNU General Public License.
22846 * doc/install.texi2html: Change copyright header to refer to version
22847 3 of the GNU General Public License and to point readers at the
22848 COPYING3 file and the FSF's license web page.
22849 * config/vax/linux.h: Likewise.
22851 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22853 * config/i386/i386.md (cmpcc): New.
22854 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22855 (sync_compare_and_swap_cc*): Delete.
22857 * config/s390/s390.c (s390_compare_emitted): Remove.
22858 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22859 s390_compare_emitted used to be handled. Assert that modes match.
22860 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22861 refer to sync_compare_and_swap_ccsi.
22862 * config/s390/s390.h (s390_compare_emitted): Remove.
22863 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22864 instead of s390_compare_emitted.
22865 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22866 instead of s390_compare_emitted.
22867 * config/s390/s390.md (cmpcc): New.
22868 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22869 CC_REGNUM, do not pretend it's set.
22870 (sync_compare_and_swap_cc*): Delete.
22871 * config/s390/predicates.md (cc_reg_operand): New.
22873 * expr.c (sync_compare_and_swap_cc): Delete.
22874 * optabs.h (sync_compare_and_swap_cc): Delete.
22875 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22876 is being used with can_compare_p.
22877 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22878 (find_cc_set): New.
22879 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22880 look for a MODE_CC set instead. Use emit_store_flag.
22881 (expand_compare_and_swap_loop): Likewise, with some additional
22882 complication to avoid a force_reg when useless. Use
22883 emit_cmp_and_jump_insns.
22884 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22885 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22886 sync_compare_and_swap documentation.
22888 2009-04-09 Jan Hubicka <jh@suse.cz>
22890 * except.c (find_prev_try): Break out from ....
22891 (duplicate_eh_regions): ... here; properly update prev_try pointers
22892 when duplication part of tree.
22893 (dump_eh_tree): Improve dumping.
22894 (verify_eh_region): New.
22895 (verify_eh_tree): Use it.
22897 2009-04-06 Richard Guenther <rguenther@suse.de>
22899 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22900 &ARRAY addresses by adjusting their types and prepending
22902 * tree-cfg.c (verify_gimple_assign_single): Verify that
22903 addresses are correct.
22905 2009-04-09 Richard Guenther <rguenther@suse.de>
22907 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22908 indices into an array reference if possible.
22909 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22910 Fold POINTER_PLUS_EXPR statements with invariant address.
22912 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22915 * config.gcc (powerpc64-*-linux*): Always build biarch.
22917 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22920 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22921 it and pedwarn if this results in an INTEGER_CST.
22923 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22925 * doc/install.texi: Update minimum GMP version. Remove obsolete
22926 text in MPFR section.
22928 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22930 * dwarf2out.c (class_scope_p): New static inline.
22931 (class_or_namespace_scope_p): Use it.
22932 (gen_variable_die): Use DW_TAG_member tag for static data member
22933 declarations instead of DW_TAG_variable.
22935 PR middle-end/39573
22936 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22939 2009-04-08 Richard Guenther <rguenther@suse.de>
22941 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22942 valueize random data.
22944 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22946 * config.gcc (aix tm_file): Add aix-stdint.h.
22947 (aix tm clause use_gcc_stdint): Set to wrap.
22948 * config/rs6000/aix-stdint.h: New file.
22950 2009-04-08 Richard Guenther <rguenther@suse.de>
22952 PR middle-end/36291
22953 * tree-dfa.c (add_referenced_var): Do not recurse into
22954 global initializers.
22955 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22957 (fold_const_aggregate_ref): Likewise.
22959 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22961 * recog.c (ordered_comparison_operator): New.
22962 * gensupport.c (std_preds): Add it.
22963 * doc/md.texi (Machine-Independent Predicates): Document it.
22965 2009-04-08 Jan Hubicka <jh@suse.cz>
22967 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22968 * function.h (rtl_eh): Remove exception_handler_label_map.
22969 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22970 remove_exception_handler_label, for_each_eh_label_1): Remove.
22971 (rtl_remove_unreachable_regions): Remove.
22972 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22973 (find_exception_handler_labels): Don't build the hashtable.
22974 (maybe_remove_eh_handler): Remove.
22975 (for_each_eh_label): Rewrite to walk the tree.
22976 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22977 * except.h (maybe_remove_eh_handler): Remove.
22978 * passes.c (init_optimization_passes): Schedule second EH cleanup
22980 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22981 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22983 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22985 * genoutput.c (validate_optab_operands): New.
22986 (gen_insn, gen_expand): Call it.
22988 * genflags.c (gen_insn): Detect misused iterators.
22989 (main): Pass line_no to gen_insn, exit with status 1 on error.
22991 * genextract.c (line_no): Make global.
22992 (VEC_safe_set_locstr): Change assertion to error message.
22993 (main): Exit with status 1 on error.
22995 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22999 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23000 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23001 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23002 * c-convert.c (convert): Do not call fold on results of conversion
23003 functions when the result is a C_MAYBE_CONST_EXPR.
23004 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23005 of __builtin_choose_expr.
23006 * c-typeck.c (remove_c_maybe_const_expr): New.
23007 (build_unary_op, build_conditional_expr, build_compound_expr,
23008 build_binary_op, c_objc_common_truthvalue_conversion): Call
23009 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23012 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23014 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23015 CODE to produce a new one. Add a prototype to use fold_convert_const
23017 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23020 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23021 mix declarations and code.
23023 2009-04-08 Ben Elliston <bje@au.ibm.com>
23025 * gcc.c: Replace `CC' with `GCC' throughout.
23027 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23029 * doc/invoke.texi: Document Atom support.
23031 2009-04-07 Jason Merrill <jason@redhat.com>
23034 * c-common.h, c-common.c: Add flag_pretty_templates.
23035 * c-opts.c (c_common_handle_option): Set it.
23036 * c.opt: Add -fno-pretty-templates.
23037 * doc/invoke.texi (C++ Dialect Options): Likewise.
23039 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23041 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23042 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23043 (ia64_expand_builtin): Likewise.
23045 2009-04-07 Martin Jambor <mjambor@suse.cz>
23047 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23048 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23049 ADDR_EXPRS are include too.
23051 2009-04-07 Richard Guenther <rguenther@suse.de>
23053 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23054 decls are only used if passes as parameters or if they are
23055 local statics and the call is not to a builtin.
23056 (call_may_clobber_ref_p_1): Likewise.
23058 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23060 * expr.c (do_store_flag): Remove last argument. Simplify code
23061 to avoid duplication of tests already done by can_compare_p.
23062 (expand_expr_real_1): Adjust caller.
23064 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23066 * optabs.c (can_compare_p): Test the predicate of a
23067 cbranch and cstore pattern.
23069 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23071 * expr.c (convert_move): Use emit_store_flag instead of
23074 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23076 * config/i386/i386.c (ix86_compare_emitted): Remove.
23077 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23078 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23079 * config/i386/i386.h (ix86_compare_emitted): Remove.
23080 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23081 instead of ix86_compare_emitted.
23082 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23084 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23086 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23087 Add t-sysroot-suffix to tmake_file.
23088 * config/print-sysroot-suffix.sh: New file.
23089 * config/t-sysroot-suffix: New file.
23091 2009-04-07 Ben Elliston <bje@au.ibm.com>
23093 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23094 as the latter produces a warning when the target does not support
23097 2009-04-07 Ben Elliston <bje@au.ibm.com>
23099 * dfp.c: Replace type punning assignments with memcpy throughout.
23100 * Makefile.in (dfp.o-warn): Remove.
23102 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23105 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23106 Include soft-fp/t-softfp after rs6000/t-linux64.
23108 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23110 * stor-layout.c (set_sizetype): Use the full precision of their
23111 machine mode for bitsize types.
23113 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23115 * config/i386/i386.md: Revert 2 accidental checkins.
23117 2009-04-06 Joey Ye <joey.ye@intel.com>
23118 Xuepeng Guo <xuepeng.guo@intel.com>
23119 H.J. Lu <hongjiu.lu@intel.com>
23121 Atom pipeline model, tuning and insn selection.
23122 * config.gcc (atom): Add atom config options and target.
23124 * config/i386/atom.md: New.
23126 * config/i386/i386.c (atom_cost): New cost.
23127 (m_ATOM): New macro flag.
23128 (initial_ix86_tune_features): Set m_ATOM.
23129 (x86_accumulate_outgoing_args): Likewise.
23130 (x86_arch_always_fancy_math_387): Likewise.
23131 (processor_target): Add Atom cost.
23132 (cpu_names): Add Atom cpu name.
23133 (override_options): Set Atom ISA.
23134 (ix86_issue_rate): New case PROCESSOR_ATOM.
23135 (ix86_adjust_cost): Likewise.
23137 * config/i386/i386.h (TARGET_ATOM): New target macro.
23138 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23139 (TARGET_OPT_AGU): New target option.
23140 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23141 (processor_type): Add PROCESSOR_ATOM.
23143 * config/i386/i386.md (cpu): Add new value "atom".
23144 (use_carry, movu): New attr.
23145 (atom.md): Include atom.md.
23146 (adddi3_carry_rex64): Set attr "use_carry".
23147 (addqi3_carry): Likewise.
23148 (addhi3_carry): Likewise.
23149 (addsi3_carry): Likewise.
23150 (*addsi3_carry_zext): Likewise.
23151 (subdi3_carry_rex64): Likewise.
23152 (subqi3_carry): Likewise.
23153 (subhi3_carry): Likewise.
23154 (subsi3_carry): Likewise.
23155 (x86_movdicc_0_m1_rex64): Likewise.
23156 (*x86_movdicc_0_m1_se): Likewise.
23157 (x86_movsicc_0_m1): Likewise.
23158 (*x86_movsicc_0_m1_se): Likewise.
23159 (*adddi_1_rex64): Emit add insn as much as possible.
23160 (*addsi_1): Likewise.
23161 (return_internal): Set atom_unit.
23162 (return_internal_long): Likewise.
23163 (return_pop_internal): Likewise.
23164 (*rcpsf2_sse): Set atom_sse_attr attr.
23165 (*qrt<mode>2_sse): Likewise.
23166 (*prefetch_sse): Likewise.
23168 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23170 (ix86_target_macros_internal): Likewise.
23172 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23173 (*prefetch_sse_rex): Likewise.
23174 (sse_rcpv4sf2): Likewise.
23175 (sse_vmrcpv4sf2): Likewise.
23176 (sse_sqrtv4sf2): Likewise.
23177 (<sse>_vmsqrt<mode>2): Likewise.
23178 (sse_ldmxcsr): Likewise.
23179 (sse_stmxcsr): Likewise.
23180 (*sse_sfence): Likewise.
23181 (sse2_clflush): Likewise.
23182 (*sse2_mfence): Likewise.
23183 (*sse2_lfence): Likewise.
23184 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23185 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23186 (avx_movdqu<avxmodesuffix>): Likewise.
23187 (avx_lddqu<avxmodesuffix>): Likewise.
23188 (sse2_movntv2di): Change attr "type" to "ssemov".
23189 (sse2_movntsi): Likewise.
23190 (rsqrtv8sf2): Change attr "type" to "sseadd".
23191 (sse3_addsubv2df3): Set attr "atom_unit".
23192 (sse3_h<plusminus_insn>v4sf3): Likewise.
23193 (*sse2_pmaddwd): Likewise.
23194 (*vec_extractv2di_1_rex64): Likewise.
23195 (*vec_extractv2di_1_avx): Likewise.
23196 (sse2_psadbw): Likewise.
23197 (ssse3_phaddwv8hi3): Likewise.
23198 (ssse3_phaddwv4hi3): Likewise.
23199 (ssse3_phadddv4si3): Likewise.
23200 (ssse3_phadddv2si3): Likewise.
23201 (ssse3_phaddswv8hi3): Likewise.
23202 (ssse3_phaddswv4hi3): Likewise.
23203 (ssse3_phsubwv8hi3): Likewise.
23204 (ssse3_phsubwv4hi3): Likewise.
23205 (ssse3_phsubdv4si3): Likewise.
23206 (ssse3_phsubdv2si3): Likewise.
23207 (ssse3_phsubswv8hi3): Likewise.
23208 (ssse3_phsubswv4hi3): Likewise.
23209 (ssse3_pmaddubsw128): Likewise.
23210 (sse3_pmaddubsw: Likewise.
23211 (ssse3_palignrti): Likewise.
23212 (ssse3_palignrdi): Likewise.
23214 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23216 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23218 2009-04-06 Richard Guenther <rguenther@suse.de>
23220 PR tree-optimization/28868
23221 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23222 of which PHI results we inserted.
23223 (insert_into_preds_of_block): Record inserted PHIs.
23224 (eliminate): Eliminate redundant PHI nodes.
23225 (init_pre): Init inserted_phi_names.
23227 2009-04-06 Richard Guenther <rguenther@suse.de>
23229 PR tree-optimization/39643
23230 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23231 IMAGPART_EXPRs of complex constants.
23232 (execute_fold_all_builtins): If we folded a call queue
23233 TODO_update_address_taken.
23235 2009-04-06 Jan Hubicka <jh@suse.cz>
23237 PR middle-end/39659
23238 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23241 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23243 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23245 (ic_invalidate_array): Likewise.
23247 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23249 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23250 alignment for library calls.
23252 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23254 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23255 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23256 * config/i386/mingw-stdint.h: New file.
23258 2009-04-05 Richard Guenther <rguenther@suse.de>
23260 PR tree-optimization/39648
23261 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23262 our &A vs. &A[0] IL deficiencies.
23264 2009-04-04 Jan Hubicka <jh@suse.cz>
23266 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23267 removed toplevel regions.
23268 (sjlj_mark_call_sites): Likewise.
23270 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23272 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23273 (cygwin tm clause use_gcc_stdint): Set to wrap.
23274 * config/i386/cygwin-stdint.h: New file.
23276 2009-04-04 Richard Guenther <rguenther@suse.de>
23278 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23279 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23280 single-argument PHIs if we are in loop-closed SSA form.
23281 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23282 for the pre-condition.
23283 (slpeel_tree_peel_loop_to_edge): Likewise.
23284 (vect_build_loop_niters): Take an optional sequence to append stmts.
23285 (vect_generate_tmps_on_preheader): Likewise.
23286 (vect_do_peeling_for_loop_bound): Take extra guards for the
23288 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23289 the cost model check.
23290 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23291 guards if we are going to peel. Do not apply versioning in that case.
23292 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23293 (vect_do_peeling_for_loop_bound): Likewise.
23294 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23295 loop bound only record extra pre-conditions, do not apply loop
23298 2009-04-04 Richard Guenther <rguenther@suse.de>
23300 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23303 2009-04-04 Jan Hubicka <jh@suse.cz>
23305 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23306 last_basic_block for size of bb->index indexed array.
23307 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23308 compute_out, link_btr_uses, build_btr_def_use_webs,
23309 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23311 2009-04-04 Jan Hubicka <jh@suse.cz>
23313 * except.c (remove_eh_handler_and_replace): Break out from ...
23314 (remove_eh_handler): ... here.
23315 (bring_to_root): New function.
23316 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23317 handled ones, bring others to root of tree.
23319 2009-04-04 Jan Hubicka <jh@suse.cz>
23321 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23322 (all_phis_safe_to_merge): New function.
23323 (update_info): New structure.
23324 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23325 (cleanup_empty_eh): Update SSA if possible.
23327 2009-04-04 Richard Guenther <rguenther@suse.de>
23329 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23330 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23331 (append_vuse): Likewise.
23333 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23335 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23336 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23337 instead of REG_UNSAVED for DW_CFA_undefined.
23338 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23339 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23342 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23345 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23347 2009-04-04 Richard Guenther <rguenther@suse.de>
23349 PR tree-optimization/8781
23350 PR tree-optimization/37892
23351 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23352 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23353 (valueize_refs): Call it for *& valueizations.
23354 (shared_reference_ops_from_ref): Rename to ...
23355 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23356 (shared_reference_ops_from_call): Rename to ...
23357 (valueize_shared_reference_ops_from_call): ... this and valueize.
23358 (vn_reference_lookup): Update.
23359 (visit_reference_op_call): Likewise.
23360 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23361 (eliminate): Value-replace the call address in call statements.
23363 2009-04-04 Richard Guenther <rguenther@suse.de>
23365 PR tree-optimization/39636
23366 * tree-ssa-forwprop.c
23367 (forward_propagate_addr_into_variable_array_index): Check for
23368 GIMPLE_ASSIGN before accessing the rhs code.
23370 2009-04-03 Jason Merrill <jason@redhat.com>
23372 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23374 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23376 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23377 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23378 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23379 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23380 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23381 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23382 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23383 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23384 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23385 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23386 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23387 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23388 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23389 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23390 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23391 Use fr_reg_or_fp01_operand instead of fr_register_operand
23393 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23394 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23395 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23397 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23399 PR rtl-optimization/39607
23400 PR rtl-optimization/39631
23404 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23405 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23406 instead of DF_LR_OUT.
23407 * ira-lives.c (process_bb_node_lives): Ditto.
23408 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23409 instead of DF_LR_{OUT,IN}.
23410 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23411 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23413 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23415 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23416 (execute_lower_omp): Always run but take the short way out if -fopenmp
23418 (gate_lower_omp): Remove, forcing the pass manager to always run the
23419 pass and always set PROP_gimple_lomp.
23420 (pass_lower_omp): Remove gate function.
23421 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23422 PROP_trees. Instead, require it.
23423 * ipa-cp.c (pass_ipa_cp): Likewise.
23424 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23425 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23426 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23427 and PROP_gimple_leh.
23429 2009-04-03 Richard Guenther <rguenther@suse.de>
23431 PR middle-end/13146
23432 PR tree-optimization/23940
23433 PR tree-optimization/33237
23434 PR middle-end/33974
23435 PR middle-end/34093
23436 PR tree-optimization/36201
23437 PR tree-optimization/36230
23438 PR tree-optimization/38049
23439 PR tree-optimization/38207
23440 PR tree-optimization/38230
23441 PR tree-optimization/38301
23442 PR tree-optimization/38585
23443 PR middle-end/38895
23444 PR tree-optimization/38985
23445 PR tree-optimization/39299
23446 * tree-ssa-structalias.h: Remove.
23447 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23448 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23449 (struct vuse_element_d): Remove.
23450 (struct vuse_vec_d): Likewise.
23451 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23452 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23453 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23454 VUSE_ELEMENT_VAR): Likewise.
23455 (struct voptype_d): Likewise.
23456 (NUM_VOP_FREE_BUCKETS): Likewise.
23457 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23458 (struct stmt_operands_d): Remove.
23459 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23460 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23461 VDEF_NUM, VDEF_VECT): Likewise.
23462 (copy_virtual_operands): Remove.
23463 (operand_build_cmp): Likewise.
23464 (create_ssa_artificial_load_stmt): Likewise.
23465 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23466 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23467 vuse_index and mayuse_index members. Pack and move done and iter_type
23468 members to the front.
23469 (SSA_OP_VMAYUSE): Remove.
23470 (SSA_OP_VIRTUAL_USES): Adjust.
23471 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23472 (unlink_stmt_vdef): Declare.
23473 (add_to_addressable_set): Remove.
23474 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23475 (vrp_visit_stmt): Likewise.
23476 * doc/tree-ssa.texi (Alias analysis): Update.
23477 * doc/invoke.texi (max-aliased-vops): Remove docs.
23478 (avg-aliased-vops): Likewise.
23479 * tree-into-ssa.c (syms_to_rename): Remove.
23480 (need_to_update_vops_p): Likewise.
23481 (need_to_initialize_update_ssa_p): Rename to ...
23482 (update_ssa_initialized_fn): ... this. Track function we are
23484 (symbol_marked_for_renaming): Simplify.
23485 (add_new_name_mapping): Do not set need_to_update_vops_p.
23486 (dump_currdefs): Use SYMS_TO_RENAME.
23487 (rewrite_update_stmt): Always walk all uses/defs.
23488 (dump_update_ssa): Adjust.
23489 (init_update_ssa): Take function argument. Track what we are
23491 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23492 (create_new_def_for): Initialize for cfun, assert we are initialized
23494 (mark_sym_for_renaming): Simplify.
23495 (mark_set_for_renaming): Do not initialize update-ssa.
23496 (need_ssa_update_p): Simplify. Take function argument.
23497 (name_mappings_registered_p): Assert we ask for the correct function.
23498 (name_registered_for_update_p): Likewise.
23499 (ssa_names_to_replace): Likewise.
23500 (release_ssa_name_after_update_ssa): Likewise.
23501 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23502 (dump_decl_set): Do not print a newline.
23503 (debug_decl_set): Do it here.
23504 (dump_update_ssa): And here.
23505 * tree-ssa-loop-im.c (move_computations): Adjust.
23506 (movement_possibility): Likewise.
23507 (determine_max_movement): Likewise.
23508 (gather_mem_refs_stmt): Likewise.
23509 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23510 or NAME_MEMORY_TAG.
23511 * tree-complex.c (update_all_vops): Remove.
23512 (expand_complex_move): Adjust.
23513 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23514 Simplify test for memory referencing statement. Exclude
23515 non-invariant ADDR_EXPRs.
23516 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23517 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23518 (rdg_flag_uses): Likewise.
23519 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23521 (tree_optimize_tail_calls_1): Also split the
23522 edge from the entry block if we have degenerate PHI nodes in
23523 the first basic block.
23524 * tree.c (init_ttree): Remove memory-tag related code.
23525 (tree_code_size): Likewise.
23526 (tree_node_structure): Likewise.
23527 (build7_stat): Re-write to be build6_stat.
23528 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23529 (SSA_VAR_P): Adjust.
23530 (struct tree_memory_tag): Remove.
23531 (struct tree_memory_partition_tag): Likewise.
23532 (union tree_node): Adjust.
23533 (build7): Re-write to be build6.
23534 * tree-pass.h (pass_reset_cc_flags): Remove.
23535 (TODO_update_address_taken): New flag.
23536 (pass_simple_dse): Remove.
23537 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23538 * params.h (MAX_ALIASED_VOPS): Remove.
23539 (AVG_ALIASED_VOPS): Likewise.
23540 * omp-low.c (expand_omp_taskreg): Update SSA form.
23541 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23542 aliases the lhs in a copy stmt.
23543 * tree-ssa-dse.c (struct address_walk_data): Remove.
23544 (memory_ssa_name_same): Likewise.
23545 (memory_address_same): Likewise.
23546 (get_kill_of_stmt_lhs): Likewise.
23547 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23548 unused stores. Look through PHI nodes into post-dominated regions.
23549 (dse_optimize_stmt): Simplify. Properly remove stores.
23550 (tree_ssa_dse): Compute dominators.
23551 (execute_simple_dse): Remove.
23552 (pass_simple_dse): Likewise.
23553 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23554 gimple_loaded_syms and gimple_stored_syms computation.
23555 * toplev.c (dump_memory_report): Dump alias and pta stats.
23556 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23557 (vn_reference_eq): Likewise.
23558 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23559 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23560 valueize_vuses): Remove.
23561 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23562 (get_def_ref_stmt_vuse): ... this.
23563 (vn_reference_lookup_2): New function.
23564 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23565 walking equivalent vuses. Simplify.
23566 (vn_reference_lookup): Likewise.
23567 (vn_reference_insert): Likewise.
23568 (vn_reference_insert_pieces): Likewise.
23569 (visit_reference_op_call): Simplify.
23570 (visit_reference_op_load): Likewise.
23571 (visit_reference_op_store): Likewise.
23572 (init_scc_vn): Remove shared_lookup_vuses initialization.
23573 (free_scc_vn): Remove shared_lookup_vuses freeing.
23574 (sort_vuses, sort_vuses_heap): Remove.
23575 (get_ref_from_reference_ops): Export.
23576 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23577 vector with single vuse pointer.
23578 (vn_reference_lookup_pieces, vn_reference_lookup,
23579 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23580 (shared_vuses_from_stmt): Remove.
23581 (get_ref_from_reference_ops): Declare.
23582 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23583 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23584 memory-tag related code.
23585 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23586 (likely_value): Add comment, skip static-chain of call statements.
23587 (surely_varying_stmt_p): Adjust.
23588 (gimplify_and_update_call_from_tree): Likewise.
23589 (execute_fold_all_builtins): Do not rebuild alias info.
23590 (gimplify_and_update_call_from_tree): Properly update VOPs.
23591 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23592 (copy_ref_info): Remove memory-tag related code.
23593 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23594 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23595 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23597 * tree-ssa-dom.c (gimple_p): Remove typedef.
23598 (eliminate_redundant_computations): Adjust.
23599 (record_equivalences_from_stmt): Likewise.
23600 (avail_expr_hash): Likewise.
23601 (avail_expr_eq): Likewise.
23602 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23603 (stmt_makes_single_load): Likewise.
23604 (stmt_makes_single_store): Likewise.
23605 * tree-ssa-alias.c: Rewrite completely.
23606 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23607 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23608 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23609 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23610 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23611 Remove public functions.
23612 (pass_reset_cc_flags): Remove.
23613 (pass_build_alias): Move ...
23614 * tree-ssa-structalias.c (pass_build_alias): ... here.
23615 * tree-ssa-alias.c (may_be_aliased): Move ...
23616 * tree-flow-inline.h (may_be_aliased): ... here.
23617 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23618 count_uses_and_derefs): Move ...
23619 * gimple.c: ... here.
23620 * gimple.h (count_uses_and_derefs): Declare.
23621 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23622 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23623 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23624 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23625 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23626 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23627 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23629 * tree-dfa.c (refs_may_alias_p): Move ...
23630 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23631 * tree-ssa-alias.h: New file.
23632 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23633 (statement_sink_location): Likewise.
23634 * opts.c (decode_options): Do not adjust max-aliased-vops or
23635 avg-aliased-vops values.
23636 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23637 (TV_CALL_CLOBBER): Likewise.
23638 (TV_FLOW_SENSITIVE): Likewise.
23639 (TV_FLOW_INSENSITIVE): Likewise.
23640 (TV_MEMORY_PARTITIONING): Likewise.
23641 (TV_ALIAS_STMT_WALK): New timevar.
23642 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23643 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23644 (get_address_description): Remove memory-tag related code.
23645 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23646 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23647 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23648 and immediate uses in statements. Document.
23649 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23650 (dump_symbols): Remove.
23651 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23652 * alias.c (get_deref_alias_set): New function split out from ...
23653 (get_alias_set): ... here.
23654 * alias.h (get_deref_alias_set): Declare.
23655 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23656 type parameter. Remove restrict pointer handling. Create a
23657 ref-all pointer in case type-based alias sets do not conflict.
23658 (vect_analyze_data_refs): Remove SMT related code.
23659 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23660 (vectorizable_load): Likewise.
23661 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23662 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23663 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23664 Ignore vops and SMTs.
23665 (dr_analyze_alias): Likewise..
23666 (free_data_ref): Likewise.
23667 (create_data_ref): Likewise.
23668 (analyze_all_data_dependences): Likewise.
23669 (get_references_in_stmt): Adjust.
23670 * tree-flow-inline.h (gimple_aliases_computed_p,
23671 gimple_addressable_vars, gimple_call_clobbered_vars,
23672 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23673 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23674 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23675 gimple_mem_ref_stats): Remove.
23676 (gimple_vop): New function.
23677 (op_iter_next_use): Remove vuses and mayuses cases.
23678 (op_iter_next_def): Remove vdefs case.
23679 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23680 (clear_and_done_ssa_iter): Do not set removed fields.
23681 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23682 Assert we are not iterating over vuses or vdefs if not also
23683 iterating over uses or defs.
23684 (op_iter_init_use): Likewise.
23685 (op_iter_init_def): Likewise.
23686 (op_iter_next_vdef): Remove.
23687 (op_iter_next_mustdef): Likewise.
23688 (op_iter_init_vdef): Likewise.
23689 (compare_ssa_operands_equal): Likewise.
23690 (link_use_stmts_after): Handle vuse operand.
23691 (is_call_used): Use is_call_clobbered.
23692 (is_call_clobbered): Global variables are always call clobbered,
23693 query the call-clobbers bitmap.
23694 (mark_call_clobbered): Ignore global variables.
23695 (clear_call_clobbered): Likewise.
23696 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23697 virtual operands sanity check.
23698 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23700 (TARGET_MEM_REF): Remove TMR_TAG operand.
23701 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23702 Remove call-clobber related code.
23703 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23704 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23705 partitions or escape reason.
23706 (get_single_def_stmt, get_single_def_stmt_from_phi,
23707 get_single_def_stmt_with_phi): Remove.
23708 (dump_referenced_vars): Tidy.
23709 (get_ref_base_and_extent): Allow bare decls.
23710 (collect_dfa_stats): Adjust.
23711 * graphite.c (rename_variables_in_stmt): Adjust.
23712 (graphite_copy_stmts_from_block): Likewise.
23713 (translate_clast): Likewise.
23714 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23716 (translate_vuse_through_block): Use the oracle.
23717 (phi_translate_1): Adjust.
23718 (value_dies_in_block_x): Use the oracle. Cache the outcome
23720 (valid_in_sets): Check if the VUSE for
23721 a REFERENCE is available.
23722 (eliminate): Do not remove stmts during elimination,
23723 instead queue and remove them afterwards.
23724 (do_pre): Do not rebuild alias info.
23725 (pass_pre): Run TODO_rebuild_alias before PRE.
23726 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23727 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23728 (mark_all_v_defs_stmt): Remove.
23729 (mark_all_v_defs_seq): Adjust.
23730 (sra_replace): Likewise.
23731 (scalarize_use): Likewise.
23732 (scalarize_copy): Likewise.
23733 (scalarize_init): Likewise.
23734 (scalarize_ldst): Likewise.
23735 (todoflags): Remove.
23736 (tree_sra): Do not rebuild alias info.
23737 (tree_sra_early): Adjust.
23738 (pass_sra): Run TODO_update_address_taken before SRA.
23739 * tree-predcom.c (set_alias_info): Remove.
23740 (prepare_initializers_chain): Do not call it.
23741 (mark_virtual_ops_for_renaming): Adjust.
23742 (mark_virtual_ops_for_renaming_list): Remove.
23743 (initialize_root_vars): Adjust.
23744 (initialize_root_vars_lm): Likewise.
23745 (prepare_initializers_chain): Likewise.
23746 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23747 (may_propagate_copy_into_stmt): Likewise.
23748 (merge_alias_info): Do nothing for now.
23749 (propagate_tree_value_into_stmt): Adjust.
23750 (stmt_may_generate_copy): Likewise.
23751 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23752 not mark symbols for renaming.
23753 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23754 with the same statement, make sure to update the new pointed-to one.
23755 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23756 call statements, do not mark symbols for renaming.
23757 (mark_operand_necessary): Dump something.
23758 (ref_may_be_aliased): New function.
23759 (mark_aliased_reaching_defs_necessary_1): New helper function.
23760 (mark_aliased_reaching_defs_necessary): Likewise.
23761 (mark_all_reaching_defs_necessary_1): Likewise.
23762 (mark_all_reaching_defs_necessary): Likewise.
23763 (propagate_necessity): Do not process virtual PHIs. For
23764 non-aliased loads mark all reaching definitions as necessary.
23765 For aliased loads and stores mark the immediate dominating
23766 aliased clobbers as necessary.
23767 (visited): New global static.
23768 (perform_tree_ssa_dce): Free visited bitmap after propagating
23770 (remove_dead_phis): Perform simple dead virtual PHI removal.
23771 (remove_dead_stmt): Properly unlink virtual operands when
23773 (eliminate_unnecessary_stmts): Schedule PHI removal after
23775 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23776 (process_replaceable): Likewise.
23777 (find_replaceable_in_bb): Likewise.
23778 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23779 based on the single gimple vop.
23780 (verify_flow_insensitive_alias_info): Remove.
23781 (verify_flow_sensitive_alias_info): Likewise.
23782 (verify_call_clobbering): Likewise.
23783 (verify_memory_partitions): Likewise.
23784 (verify_alias_info): Likewise.
23785 (verify_ssa): Adjust..
23786 (execute_update_addresses_taken): Export. Update SSA
23787 manually. Optimize only when optimizing. Use a local bitmap.
23788 (pass_update_address_taken): Remove TODO_update_ssa, add
23790 (pass_update_address_taken): Just use TODO_update_address_taken.
23791 (init_tree_ssa): Do not initialize addressable_vars.
23792 (verify_ssa): Verify new VUSE / VDEF properties.
23793 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23794 Do not call verify_alias_info.
23795 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23796 Do not free the loaded and stored syms bitmaps. Reset the escaped
23797 and callused solutions. Do not free addressable_vars.
23798 Remove memory-tag related code.
23799 (warn_uninitialized_var): Aliases are always available.
23800 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23801 * lambda-code.c (can_put_in_inner_loop): Adjust.
23802 (can_put_after_inner_loop): Likewise.
23803 (perfect_nestify): Likewise.
23804 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23805 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23806 (vectorizable_conversion): Do not mark symbols for renaming.
23807 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23808 (expand_call_inline): Unlink the calls virtual operands before
23810 (tree_function_versioning): Do not call update_ssa if we are not
23811 updating clones. Simplify.
23812 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23813 (propagate_with_phi): Likewise..
23814 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23815 clobber code. Assert we are not aliased or global.
23816 * tree-flow.h: Include tree-ssa-alias.h
23817 (enum escape_type): Remove.
23818 (struct mem_sym_stats_d): Likewise.
23819 (struct mem_ref_stats_d): Likewise.
23820 (struct gimple_df): Add vop member. Remove global_var,
23821 call_clobbered_vars, call_used_vars, addressable_vars,
23822 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23823 escaped and callused members.
23824 (struct ptr_info_def): Remove all members, add points-to solution
23826 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23827 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23828 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23829 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23830 (tree-ssa-alias.o): Likewise.
23831 (toplev.o): Add tree-ssa-alias.h
23832 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23833 * gimple.c (gimple_set_bb): Fix off-by-one error.
23834 (is_gimple_reg): Do not handle memory tags.
23835 (gimple_copy): Also copy virtual operands.
23836 Delay updating the statement. Do not reset loaded and stored syms.
23837 (gimple_set_stored_syms): Remove.
23838 (gimple_set_loaded_syms): Likewise.
23839 (gimple_call_copy_skip_args): Copy the virtual operands
23840 and mark the new statement modified.
23841 * tree-ssa-structalias.c (may_alias_p): Remove.
23842 (set_uids_in_ptset): Take the alias set to prune with as
23843 parameter. Fold in the alias test of may_alias_p.
23844 (compute_points_to_sets): Compute whether a ptr is dereferenced
23845 in a local sbitmap.
23846 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23847 other ADDRESSOF constraints on the lhs.
23848 (get_constraint_for_component_ref): Assert that we don't get
23849 ADDRESSOF constraints from the base of the reference.
23850 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23851 (struct variable_info): Remove collapsed_to member.
23852 (get_varinfo_fc): Remove.
23853 (new_var_info): Do not set collapsed_to.
23854 (dump_constraint): Do not follow cycles.
23855 (dump_constraint_graph): Likewise.
23856 (build_pred_graph): Likewise.
23857 (build_succ_graph): Likewise.
23858 (rewrite_constraints): Likewise.
23859 (do_simple_structure_copy): Remove.
23860 (do_rhs_deref_structure_copy): Remove.
23861 (do_lhs_deref_structure_copy): Remove.
23862 (collapse_rest_of_var): Remove.
23863 (do_structure_copy): Re-implement.
23864 (pta_stats): New global variable.
23865 (dump_pta_stats): New function.
23866 (struct constraint_expr): Make offset signed.
23867 (UNKNOWN_OFFSET): Define special value.
23868 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23869 (solution_set_expand): New helper function split out from ...
23870 (do_sd_constraint): ... here.
23871 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23872 (do_ds_constraint): Likewise.
23873 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23874 and CALLUSED = *CALLUSED.
23875 (set_union_with_increment): Make inc argument signed.
23876 (type_safe): Remove.
23877 (get_constraint_for_ptr_offset): Handle unknown and negative
23879 (first_vi_for_offset): Handle offsets before start. Bail
23880 out early for offsets beyond the variable extent.
23881 (first_or_preceding_vi_for_offset): New function.
23882 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23883 Together with ESCAPED = *ESCAPED this properly computes reachability.
23884 (find_what_var_points_to): New function.
23885 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23886 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23887 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23888 pt_solutions_intersect): New functions.
23889 (compute_call_used_vars): Remove.
23890 (compute_may_aliases): New main entry into PTA computation.
23891 * gimple.h (gimple_p): New typedef.
23892 (struct gimple_statement_base): Remove references_memory_p.
23893 (struct gimple_statement_with_memory_ops_base): Remove
23894 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23896 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23897 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23898 gimple_set_references_memory): Remove.
23899 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23900 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23902 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23903 (verify_expr): Allow RESULT_DECL.
23904 (gimple_duplicate_bb): Do not copy virtual operands.
23905 (gimple_duplicate_sese_region): Adjust.
23906 (gimple_duplicate_sese_tail): Likewise.
23907 (mark_virtual_ops_in_region): Remove.
23908 (move_sese_region_to_fn): Do not call it.
23909 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23910 and pass_simple_dse.
23911 (execute_function_todo): Handle TODO_update_address_taken,
23912 call execute_update_addresses_taken for TODO_rebuild_alias.
23913 (execute_todo): Adjust.
23914 (execute_one_pass): Init dump files early.
23915 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23917 (create_general_new_stmt): Clear vops.
23918 * tree-ssa-reassoc.c (get_rank): Adjust.
23919 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23920 symbols for renaming.
23921 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23922 (PARAM_AVG_ALIASED_VOPS): Likewise.
23923 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23924 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23925 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23926 (operand_build_cmp, copy_virtual_operands,
23927 create_ssa_artificial_load_stmt, add_to_addressable_set,
23928 gimple_add_to_addresses_taken): Remove public functions.
23929 (unlink_stmt_vdef): New function.
23931 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23933 * config.gcc (powerpc-*-linux*): Merge variants.
23935 2009-04-02 Chao-ying Fu <fu@mips.com>
23936 James Grosbach <james.grosbach@microchip.com>
23938 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23939 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23941 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23942 keep_interrupts_masked_p, use_debug_exception_return_p.
23943 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23944 keep_interrupts_masked, use_debug_exception_return.
23945 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23946 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23948 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23949 (mips_print_operand): Process COP0 registers to print $0 .. $31
23950 correctly for GAS to process.
23951 (mips_interrupt_extra_call_saved_reg_p): New function.
23952 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23954 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23955 (mips_compute_frame_info): Add supports for interrupt context that
23956 includes doubleword accumulators and COP0 registers.
23957 (mips_for_each_saved_acc): New function.
23958 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23959 mips_for_each_saved_reg.
23960 (mips_save_reg): Save accumulators.
23961 (mips_kernel_reg_p): A new for_each_rtx callback.
23962 (mips_expand_prologue): Support interrupt handlers.
23963 (mips_restore_reg): Restore accumulators.
23964 (mips_expand_epilogue): Support interrupt handlers.
23965 (mips_can_use_return_insn): Return false for interrupt handlers.
23966 (mips_epilogue_uses): New function.
23967 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23968 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23969 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23970 cop0_move): New instructions.
23971 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23972 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23974 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23976 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23977 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23978 interrupt handlers, we use K0 as the temporary register.
23979 (EPILOGUE_USES): Change to a function call.
23980 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23981 handlers, we use K0 as the temporary register.
23983 * doc/extend.texi (Function Attributes): Document interrupt,
23984 use_shadow_register_set, keep_interrupts_masked,
23985 use_debug_exception_return for MIPS attributes.
23987 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23989 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23990 Remove a number of t-files from tmake_file.
23991 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23992 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23993 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23994 target_prototype, not TARGET_PROTOTYPE.
23995 (LINK_OS_GNU_SPEC): Define.
23996 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23997 and darwin-ldoubdle.c.
23999 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24002 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24003 (cpp_options): Ditto.
24004 (default_compilers): Ditto.
24005 (display_help): Ditto.
24006 (process_command): Ditto.
24007 (do_spec_1): Ditto.
24008 (set_input): Use lbasename instead of duplicate code.
24009 (save_temps_prefix): New static for -save-temps=obj.
24010 (save_temps_length): Ditto.
24012 * doc/invoke.texi (-save-temps=obj): Document new variant to
24013 -save-temps switch.
24015 2009-04-02 Jeff Law <law@redhat.com>
24017 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24020 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24022 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24023 * configure: Regenerated.
24025 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24027 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24028 share the argument list.
24030 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24034 2009-02-12 Diego Novillo <dnovillo@google.com>
24036 * varpool.c (debug_varpool): New.
24037 * cgraph.h (debug_varpool): Declare.
24039 2009-04-02 Jan Hubicka <jh@suse.cz>
24041 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24044 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24046 * config/i386/i386.c (ix86_abi): Move initialization to ...
24047 (override_options): Here.
24049 2009-04-02 Christian Bruel <christian.bruel@st.com>
24051 * config/sh/sh.c (sh_dwarf_register_span): New function.
24052 (TARGET_DWARF_REGISTER_SPAN): Define.
24053 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24055 2009-04-02 Ira Rosen <irar@il.ibm.com>
24057 PR tree-optimization/39595
24058 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24059 interleaved loads group is not greater than the SLP group size.
24061 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24063 * builtins.c (is_builtin_name): New.
24064 (called_as_built_in): Use is_builtin_name.
24065 * tree.h (is_builtin_name): New.
24066 * varasm.c (incorporeal_function_p): Use is_builtin_name
24068 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24070 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24072 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24075 * c-decl.c (clone_underlying_type): Move this ...
24076 * c-common.c (set_underlying_type): ... here.
24077 Also, make sure the function properly sets TYPE_STUB_DECL() on
24078 the newly created typedef variant type.
24079 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24080 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24083 2009-04-02 Richard Guenther <rguenther@suse.de>
24085 PR tree-optimization/37221
24086 * tree-flow.h (degenerate_phi_result): Declare.
24087 * tree-ssa-dom.c (degenerate_phi_result): Export.
24088 * tree-scalar-evolution.c (analyze_initial_condition): If
24089 the initial condition is defined by a degenerate PHI node
24090 use the degenerate value.
24092 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24094 PR rtl-optimization/39588
24095 * combine.c (merge_outer_ops): Do not set the constant when this
24097 (simplify_shift_const_1): Do not modify it either in this case.
24099 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24101 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24102 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24104 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24107 * c-lex.c (interpret_float): Default (no suffix) is double.
24109 2009-04-1 Xinliang David Li <davidxl@google.com>
24111 * config/i386/i386.c (legitimate_constant_p): Recognize
24112 all one vector constant.
24114 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24116 * config/vax/vax.c: Add #includes to silence warnings.
24117 Change #include order to silence two warnings.
24119 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24121 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24122 (ASM_SPEC): Pass -k to the assembler for PIC code.
24124 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24126 * config.gcc: Add vax-*-linux* to the switch.
24127 * config/vax/linux.h: New file. (TARGET_VERSION,
24128 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24130 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24132 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24133 Use predicate macros instead of GET_CODE() == foo.
24134 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24135 ashlsi3, rotrsi3, <unnamed>): Likewise.
24137 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24139 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24140 jbbccihi, jbbccisi): Remova trailing whitespace.
24141 * config/vax/constraints.md: Likewise.
24142 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24143 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24144 * config/vax/predicates.md: Likewise.
24145 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24146 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24147 * config/vax/vax.h: Likewise.
24148 * config/vax/vax.md (nonlocal_goto): Likewise.
24150 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24152 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24153 (indirectable_address_p, adjacent_operands_p): Add spaces around
24155 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24157 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24159 * config/vax/vax.c (legitimate_constant_address_p,
24160 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24161 index_term_p, reg_plus_index_p, legitimate_address_p,
24162 vax_mode_dependent_address_p): Update comments to match functions
24163 modified by the recent int->bool conversion.
24165 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24167 * config/vax/builtins.md: Update copyright message.
24168 * config/vax/constraints.md: Likewise.
24169 * config/vax/netbsd-elf.h: Likewise.
24170 * config/vax/predicates.md: Likewise.
24171 * config/vax/vax-protos.h: Likewise.
24172 * config/vax/vax.c: Likewise.
24173 * config/vax/vax.h: Likewise.
24174 * config/vax/vax.md: Likewise.
24175 * config/vax/vax.opt: Likewise.
24177 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24179 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24180 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24181 * config/vax/constraints.md (B, R): Likewise.
24182 * config/vax/predicates.md (external_memory_operand,
24183 nonimmediate_addsub_di_operand): Likewise.
24184 * config/vax/vax.c (vax_output_int_add): Likewise.
24185 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24186 untyped_call): Likewise.
24188 2009-04-01 Matt Thomas <matt@3am-software.com>
24190 * config/vax/predicates.md: New file.
24191 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24192 external_const_operand, nonsymbolic_operand, external_memory_operand,
24193 indirect_memory_operand, indexed_memory_operand,
24194 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24195 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24197 * config/vax/constraints.md: New file.
24198 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24200 * config/vax/builtins.md: New file.
24201 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24202 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24204 * config/vax/vax.opt (mqmath): Add option.
24205 * config/vax/vax.md (isfx): Extend with DI.
24206 (VAXintQH, VAXintQHSD): Define.
24207 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24208 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24209 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24210 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24211 (movdi): Update constraints and use vax_output_int_move().
24212 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24213 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24214 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24215 nonlocal_goto): New.
24216 (mov<mode>): Extend accepted operand types.
24217 (subdi3_old): Rename from subdi3, change update constraints and use
24218 a new implementation.
24219 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24220 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24221 MOVE_RATIO, CLEAR_RATIO): Define.
24222 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24223 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24224 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24225 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24226 (split_quadword_operands): Make static and really allow variable
24228 (print_operand_address): Update for PIC generation.
24229 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24230 indexable_address_p, fixup_mathdi_operand,
24231 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24232 (vax_float_literal, legitimate_constant_p,
24233 indirectable_constant_address_p, index_term_p,
24234 reg_plus_index_p): Return bool instead of int.
24235 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24237 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24239 (vax_output_conditional_branch): Indent.
24240 (legitimate_constant_address_p, indirectable_constant_address_p,
24241 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24242 vax_mode_dependent_address_p): Return bool instead of int, update for
24244 * config/vax/vax-protos.h (legitimate_constant_address_p,
24245 legitimate_constant_p, legitimate_address_p,
24246 vax_mode_dependent_address_p): Change declaration to bool.
24247 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24248 vax_expand_addsub_di_operands, vax_output_int_subtract,
24249 vax_output_movmemsi): Declare.
24250 (split_quadword_operands, vax_float_literal): Delete declaration.
24251 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24252 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24253 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24254 ASM_OUTPUT_DWARF_PCREL): Define.
24255 (ASM_SPEC): Change definition to allow PIC generation.
24257 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24259 * doc/sourcebuild.texi: Update front-end requirements.
24261 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24264 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24265 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24266 (booldi3_internal3): Use boolean_or_operator instead of
24269 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24272 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24273 declarator whose size is not an integer constant expression but
24274 folds to an integer constant, then treat it as a constant
24277 2009-04-01 Richard Guenther <rguenther@suse.de>
24279 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24280 i * 4 + 2 to (i * 2 + 1) * 2.
24282 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24285 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24286 return if c_parser_asm_string_literal returned NULL.
24288 2009-04-01 Nick Clifton <nickc@redhat.com>
24290 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24292 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24293 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24294 other typedefs to avoid conflicts with libgcc2.c. Define labels
24295 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24297 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24298 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24301 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24303 * varasm.c (default_function_rodata_section): Declare DOT as
24306 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24307 Andrey Galkin <agalkin@hypercom.com>
24310 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24311 Make object_name unique for each process.
24313 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24316 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24317 addressable variables in the parallel that could go out of scope while
24318 running queued tasks.
24320 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24322 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24323 (CASE_VALUES_THRESHOLD): Redefine.
24324 * config/avr/avr.c (avr_override_options): Remove initialization of
24325 avr_case_values_threshold variable.
24326 (avr_case_values_threshold): Remove variable. Add new function.
24327 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24328 * config/avr/avr.opt (mno-tablejump): Remove option.
24329 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24331 2009-04-01 DJ Delorie <dj@redhat.com>
24333 * varasm.c (default_function_rodata_section): Don't assume
24334 anything about where the first '.' in the section name is.
24336 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24338 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24339 rs6000_emit_stack_tie.
24341 2009-03-31 Ian Lance Taylor <iant@google.com>
24343 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24344 gimple_code with GIMPLE_RESX, not RESX.
24346 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24348 * c-common.c (c_get_ident): New.
24349 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24351 2009-04-01 Ben Elliston <bje@au.ibm.com>
24353 * config/rs6000/sysv4.opt (msdata): Improve option description.
24355 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24357 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24358 (divdf3_internal_lat): Remove.
24359 (divxf3_internal_lat): Remove.
24360 (divxf3_internal_thr): Remove.
24361 (divxf): Use divxf3_internal.
24362 * config/ia64/div.md (divsf3_internal_lat): New.
24363 (divdf3_internal_lat): New.
24364 (divxf3_internal): New.
24366 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24369 * Makefile.in (USE_GCC_STDINT): Define.
24370 (stmp-int-hdrs): Install stdint.h if applicable.
24371 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24373 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24374 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24375 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24376 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24377 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24378 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24379 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24380 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24381 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24382 (c_common_nodes_and_builtins): Initialize
24383 underlying_wchar_type_node. Do not initialize
24384 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24385 nodes for new types.
24386 (c_stddef_cpp_builtins): Define macros for new types.
24387 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24389 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24390 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24391 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24392 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24393 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24394 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24395 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24396 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24397 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24398 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24399 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24400 int16_type_node, int32_type_node, int64_type_node,
24401 uint8_type_node, uint16_type_node, c_uint32_type_node,
24402 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24403 int_least32_type_node, int_least64_type_node,
24404 uint_least8_type_node, uint_least16_type_node,
24405 uint_least32_type_node, uint_least64_type_node,
24406 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24407 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24408 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24409 uintptr_type_node): Define.
24410 * c-cppbuiltin.c (builtin_define_constants,
24411 builtin_define_type_minmax): New.
24412 (builtin_define_stdint_macros): Define more macros.
24413 (c_cpp_builtins): Define more limit macros.
24414 (type_suffix): New.
24415 (builtin_define_type_max): Define in terms of
24416 builtin_define_type_minmax. Remove is_long parameter. All
24418 * config.gcc (use_gcc_stdint): Define.
24419 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24420 Add newlib-stdint.h for generic targets.
24421 * config/glibc-stdint.h, config/newlib-stdint.h,
24422 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24423 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24424 * config/score/score.h (UINTPTR_TYPE): Define.
24425 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24426 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24427 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24428 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24429 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24430 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24431 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24432 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24433 * config/spu/spu.h (STDINT_LONG32): Define.
24434 * configure.ac (use_gcc_stdint): Substitute.
24435 * configure: Regenerate.
24436 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24437 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24438 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24439 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24440 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24441 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24442 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24443 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24444 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24445 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24446 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24447 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24448 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24449 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24450 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24451 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24452 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24453 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24454 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24455 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24456 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24457 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24458 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24459 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24460 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24461 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24462 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24463 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24464 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24466 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24468 * loop-iv.c (suitable_set_for_replacement): Renamed from
24469 simplify_using_assignment; changed to return bool and to accept new
24470 args DEST and SRC. Return true iff we find a source/destination pair
24471 that can be used to make a replacement, and fill SRC and DEST if so.
24472 Remove arg ALTERED. Don't deal with altered regs here. All callers
24474 (simplify_using_initial_values): Deal with altered regs here and track
24475 more precisely the effect they have on the validity of our expression.
24477 * loop-iv.c (simplify_using_condition): A condition of the form
24478 (EQ REG CONST) can be used to simply make a substitution.
24479 (simplify_using_initial_values): Keep track of conditions we have seen
24480 and keep using them to simplify new expressions, while applying the
24481 same substitutions to them as to the expression.
24483 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24484 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24487 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24488 changed. Use this when trying to improve the upper bound.
24489 Generate the comparison by using simplify_gen_relational.
24491 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24493 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24495 (simplify_using_assignment, simplify_using_initial_values): Call
24496 replace_in_expr to make replacements. Call replace_single_def_regs
24497 once on the initial version of the expression.
24499 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24502 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24504 2009-03-31 Richard Guenther <rguenther@suse.de>
24506 PR middle-end/31029
24507 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24508 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24510 2009-03-31 Richard Guenther <rguenther@suse.de>
24512 * tree.h (div_if_zero_remainder): Declare.
24513 * fold-const.c (div_if_zero_remainder): Export.
24514 * tree-ssa-forwprop.c
24515 (forward_propagate_addr_into_variable_array_index): Handle
24516 constant array index addition outside of the variable index.
24518 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24521 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24522 define_splits, floatunssi<mode>2): Require x87 conversions from
24523 DImode to be permitted.
24525 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24527 PR preprocessor/15638
24528 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24530 2009-03-31 Richard Guenther <rguenther@suse.de>
24532 PR middle-end/23401
24533 PR middle-end/27810
24534 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24535 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24536 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24537 a separate statement.
24538 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24539 (lookup_tmp_var): Likewise.
24540 (is_gimple_formal_tmp_or_call_rhs): Remove.
24541 (is_gimple_reg_or_call_rhs): Rename to ...
24542 (is_gimple_reg_rhs_or_call): ... this.
24543 (is_gimple_mem_or_call_rhs): Rename to ...
24544 (is_gimple_mem_rhs_or_call): ... this.
24545 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24546 DECL_GIMPLE_REG_P only if is_formal is true.
24547 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24548 for non-proper post-modify expression gimplification.
24549 (gimplify_self_mod_expr): For post-modify expressions gimplify
24550 the lvalue to a minimal lvalue.
24551 (rhs_predicate_for): Remove formal temp case.
24552 (gimplify_modify_expr_rhs): Likewise.
24553 (gimplify_addr_expr): Use is_gimple_reg.
24554 (gimplify_expr): Remove formal temp cases.
24555 (gimple_regimplify_operands): Likewise.
24556 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24557 and FILTER_EXPR like constants.
24558 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24560 (is_gimple_formal_tmp_rhs): Remove.
24561 (is_gimple_reg_rhs): Remove special casing.
24562 (is_gimple_mem_rhs): Fix.
24563 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24564 (is_gimple_formal_tmp_var): Remove.
24565 (is_gimple_formal_tmp_reg): Likewise.
24566 (is_gimple_min_lval): Allow invariant component ref parts.
24567 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24568 is_gimple_formal_tmp_reg): Remove declarations.
24569 * tree-cfg.c (verify_expr): Verify that variables with address
24570 taken do not have DECL_GIMPLE_REG_P set.
24571 * tree-mudflap.c (mf_build_check_statement_for): Use
24572 force_gimple_operand instead of gimplify_expr.
24574 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24576 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24577 schedulable rows to compute_split_row.
24579 2009-03-31 Ben Elliston <bje@au.ibm.com>
24582 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24585 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24587 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24588 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24589 * configure: Regenerate.
24590 * config.in: Regenerate.
24591 * config/rs6000/rs6000.opt (mtls-markers): Add.
24592 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24593 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24594 (tls_ld_aix, tls_ld_sysv): Likewise.
24595 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24596 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24598 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24600 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24602 2009-03-30 Jan Hubicka <jh@suse.cz>
24604 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24606 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24607 detection and label handling.
24609 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24611 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24612 left_conflicts_size.
24613 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24614 ALLOCNO_LEFT_CONFLICTS_SIZE.
24616 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24617 remove_allocno_from_bucket_and_push,
24618 allocno_spill_priority_compare, push_allocnos_to_stack,
24619 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24620 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24621 (setup_allocno_left_conflicts_num): Ditto. Rename to
24622 setup_allocno_left_conflicts_size.
24623 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24624 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24625 setup_allocno_left_conflicts_size instead of
24626 setup_allocno_left_conflicts_num.
24628 * ira-build.c (ira_create_allocno): Use
24629 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24630 ALLOCNO_LEFT_CONFLICTS_NUM.
24632 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24634 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24635 instead of DF_LR_OUT.
24637 * ira-lives.c (process_bb_node_lives): Ditto.
24639 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24640 instead of DF_LR_{OUT,IN}.
24642 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24644 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24646 2009-03-30 Jan Hubicka <jh@suse.cz>
24648 * except.c (label_to_region_map): Fix thinko.
24650 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24652 PR middle-end/38237
24653 * tree.h (tree_find_value): New declaration.
24654 * tree.c (tree_find_value): New function.
24655 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24657 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24660 * c-decl.c (struct c_binding): Add locus field.
24661 (bind): Add locus argument, set locus field from it.
24662 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24663 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24664 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24665 implicitly_declare, undeclared_variable, lookup_label,
24666 declare_label, c_make_fname_decl, c_builtin_function,
24667 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24670 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24673 * config/i386/i386.c (classify_argument): Check total size of
24676 2009-03-30 Martin Jambor <mjambor@suse.cz>
24678 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24679 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24680 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24683 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24684 seen_variable_array_ref while also traversing a union.
24686 * tree-inline.c (optimize_inline_calls): Do not call
24687 cgraph_node_remove_callees.
24688 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24689 (pass_remove_cgraph_callee_edges): New variable.
24690 * passes.c (init_optimization_passes): Add
24691 pass_remove_cgraph_callee_edges after early inlining and before all
24692 late intraprocedural passes.
24694 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24696 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24698 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24699 Fix typos in names.
24701 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24703 * combine.c (simplify_comparison): Use have_insn_for.
24704 * dojump.c (do_jump): Likewise.
24706 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24708 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24709 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24710 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24711 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24712 instead of sparc_compare_emitted.
24713 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24714 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24715 instead of sparc_compare_emitted.
24717 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24719 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24720 enter/exit cfglayout mode.
24721 (pass_partition_block): Require it.
24722 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24723 (combine_instructions): Track basic blocks instead of labels.
24724 (update_cfg_for_uncondjump): New.
24725 (try_combine): Use it. Update jumps after rescanning.
24726 (pass_combine): Require PROP_cfglayout.
24727 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24729 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24731 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24732 Provide/destroy PROP_cfglayout respectively.
24733 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24734 * tree-pass.h (PROP_cfglayout): New.
24736 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24738 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24739 fold_convert_const_fixed_from_fixed,
24740 fold_convert_const_fixed_from_int,
24741 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24742 set TREE_CONSTANT_OVERFLOW.
24743 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24744 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24746 2009-03-30 Ira Rosen <irar@il.ibm.com>
24748 * tree-vect-loop-manip.c: New file.
24749 * tree-vectorizer.c: Update documentation and included files.
24750 (vect_loop_location): Make extern.
24751 (rename_use_op): Move to tree-vect-loop-manip.c
24752 (rename_variables_in_bb, rename_variables_in_loop,
24753 slpeel_update_phis_for_duplicate_loop,
24754 slpeel_update_phi_nodes_for_guard1,
24755 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24756 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24757 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24758 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24759 find_loop_location): Likewise.
24760 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24761 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24762 get_vectype_for_scalar_type, vect_is_simple_use,
24763 supportable_widening_operation, supportable_narrowing_operation):
24765 (bb_in_loop_p): Move to tree-vect-loop.c.
24766 (new_loop_vec_info, destroy_loop_vec_info,
24767 reduction_code_for_scalar_code, report_vect_op,
24768 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24769 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24770 (vect_supportable_dr_alignment): Likewise.
24771 * tree-vectorizer.h (tree-data-ref.h): Include.
24772 (vect_loop_location): Declare.
24773 Reorganize function declarations according to the new file structure.
24774 * tree-vect-loop.c: New file.
24775 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24776 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24777 * tree-vect-data-refs.c: New file.
24778 * tree-vect-patterns.c (timevar.h): Don't include.
24779 * tree-vect-stmts.c: New file.
24780 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24781 tree-vect-slp.c, tree-vect-loop.c.
24782 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24783 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24784 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24785 (tree-vect-analyze.o): Remove.
24786 (tree-vect-transform.o): Likewise.
24787 (tree-vect-data-refs.o): Add rule.
24788 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24789 tree-vect-slp.o): Likewise.
24790 (tree-vect-patterns.o): Remove redundant dependencies.
24791 (tree-vectorizer.o): Likewise.
24792 * tree-vect-slp.c: New file.
24794 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24796 * optc-gen.awk: Warn if an option flag has multiple different
24799 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24801 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24802 -floop-block): Document dependences on PPL, CLooG and Graphite.
24804 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24806 PR rtl-optimization/323
24807 * c-common.c (c_fully_fold, convert_and_check,
24808 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24809 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24810 * c-common.def (EXCESS_PRECISION_EXPR): New.
24811 * c-cppbuiltin.c (builtin_define_float_constants): Define
24812 constants with enough digits for long double.
24813 * c-lex.c (interpret_float): Interpret constant with excess
24814 precision where appropriate.
24815 * c-opts.c (c_common_post_options): Set
24816 flag_excess_precision_cmdline. Give an error for
24817 -fexcess-precision=standard for C++ for processors where the
24818 option is significant.
24819 * c-parser.c (c_parser_conditional_expression): Handle excess
24820 precision in condition.
24821 * c-typeck.c (convert_arguments): Handle arguments with excess
24823 (build_unary_op): Move excess precision outside operation.
24824 (build_conditional_expr): Likewise.
24825 (build_compound_expr): Likewise.
24826 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24827 (build_modify_expr): Handle excess precision in RHS.
24828 (convert_for_assignment): Handle excess precision in converted
24830 (digest_init, output_init_element, process_init_element): Handle
24831 excess precision in initializer.
24832 (c_finish_return): Handle excess precision in return value.
24833 (build_binary_op): Handle excess precision in operands and add
24834 excess precision as needed for operation.
24835 * common.opt (-fexcess-precision=): New option.
24836 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24837 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24838 For standard excess precision, output explicit conversion to and
24839 truncation from XFmode.
24840 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24841 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24842 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24843 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24844 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24845 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24846 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24847 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24848 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24849 define_splits, sqrt<mode>2): Disable where appropriate for
24850 standard excess precision.
24851 * convert.c (convert_to_real): Do not shorten arithmetic to type
24852 for which excess precision would be used.
24853 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24854 * doc/invoke.texi (-fexcess-precision=): Document option.
24855 (-mfpmath=): Correct index entry.
24856 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24857 flag_excess_precision): New.
24858 * langhooks.c (lhd_post_options): Set
24859 flag_excess_precision_cmdline.
24860 * opts.c (common_handle_option): Handle -fexcess-precision=.
24861 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24862 init_excess_precision): New.
24863 (lang_dependent_init_target): Call init_excess_precision.
24864 * tree.c (excess_precision_type): New.
24865 * tree.h (excess_precision_type): Declare.
24867 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24870 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24871 non-lvalue to component.
24873 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24875 PR preprocessor/34695
24876 * Makefile.in (c-opts.o): Depend on c-tree.h.
24877 * c-common.c: Move down include of diagnostic.h.
24878 (done_lexing, c_cpp_error): New.
24879 * c-common.h (done_lexing): Declare.
24880 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24882 * c-opts.c: Include c-tree.h.
24883 (c_common_init_options): Set preprocessor error callback.
24884 (c_common_handle_option): Do not set preprocessor
24885 inhibit_warnings, warnings_are_errors, warn_system_headers,
24886 pedantic_errors or inhibit_warnings flags.
24887 (c_common_post_options): Do not check cpp_errors (parse_in).
24888 (c_common_finish): Do not output dependencies if there were
24889 errors. Do not check return value of cpp_finish.
24890 * c-ppoutput.c (pp_file_change): Set input_location.
24891 * c-tree.h (c_cpp_error): Declare.
24892 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24894 (diagnostic_build_prefix): Check override_column.
24895 * diagnostic.h (diagnostic_info): Add override_column field.
24896 (diagnostic_override_column): Define.
24898 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24900 * c-common.c (c_expand_expr, c_staticp): Remove.
24901 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24902 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24903 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24904 * c-gimplify.c (gimplify_compound_literal_expr,
24905 optimize_compound_literals_in_ctor): Remove.
24906 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24907 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24908 * c-semantics.c (emit_local_var): Remove.
24910 * langhooks-def.h (lhd_expand_expr): Remove.
24911 * langhooks.c (lhd_expand_expr): Remove.
24912 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24914 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24915 handling from c-semantics.c; don't call into langhook.
24916 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24917 * gimplify.c (gimplify_compound_literal_expr,
24918 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24919 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24920 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24921 as was done in c-gimplify.c.
24922 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24923 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24924 Move from c-common.h.
24925 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24927 * tree.c (staticp): Do not call langhook.
24928 * langhooks.c (lhd_staticp): Delete.
24929 * langhooks-def.h (lhd_staticp): Delete prototype.
24930 (LANG_HOOKS_STATICP): Delete.
24931 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24933 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24934 instead of DECL_STMTs.
24936 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24944 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24946 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24947 contained expression.
24948 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24949 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24950 conditional expressions for C.
24951 (decl_constant_value_for_optimization): Move from
24952 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24953 whether optimizing and that the expression is a VAR_DECL not of
24954 array type instead of doing such checks in the caller. Do not
24955 check pedantic. Call gcc_unreachable for C++.
24956 * c-common.def (C_MAYBE_CONST_EXPR): New.
24957 * c-common.h (c_fully_fold, c_save_expr,
24958 decl_constant_value_for_optimization): New prototypes.
24959 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24960 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24961 EXPR_INT_CONST_OPERANDS): Define.
24962 * c-convert.c (convert): Strip nops from expression.
24963 * c-decl.c (groktypename): Take extra parameters expr and
24964 expr_const_operands. Update call to grokdeclarator.
24965 (start_decl): Update call to grokdeclarator. Add statement for
24966 expressions used in type of decl.
24967 (grokparm): Update call to grokdeclarator.
24968 (push_parm_decl): Update call to grokdeclarator.
24969 (build_compound_literal): Add parameter non_const and build a
24970 C_MAYBE_COSNT_EXPR if applicable.
24971 (grokdeclarator): Take extra parameters expr and
24972 expr_const_operands. Track expressions used in declaration
24973 specifiers and declarators. Fold array sizes and track whether
24974 they are constant expressions and whether they are integer
24975 constant expressions.
24976 (parser_xref_tag): Set expr and expr_const_operands fields in
24978 (grokfield): Update call to grokdeclarator.
24979 (start_function): Update call to grokdeclarator.
24980 (build_null_declspecs): Set expr and expr_const_operands fields in
24982 (declspecs_add_type): Handle expressions in typeof specifiers.
24983 * c-parser.c (c_parser_declspecs): Set expr and
24984 expr_const_operands fields for declaration specifiers.
24985 (c_parser_enum_specifier): Likewise.
24986 (c_parser_struct_or_union_specifier): Likewise.
24987 (c_parser_typeof_specifier): Likewise. Update call to
24988 groktypename. Fold expression as needed. Return expressions with
24989 type instead of adding statements.
24990 (c_parser_attributes): Update calls to c_parser_expr_list.
24991 (c_parser_statement_after_labels): Fold expression before passing
24992 to objc_build_throw_stmt.
24993 (c_parser_condition): Fold expression.
24994 (c_parser_asm_operands): Fold expression.
24995 (c_parser_conditional_expression): Use c_save_expr. Update call
24996 to build_conditional_expr.
24997 (c_parser_alignof_expression): Update call to groktypename.
24998 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24999 original_code. Fold expression argument of va_arg. Create
25000 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25001 argument to va_arg. Update calls to groktypename. Fold array
25002 index for offsetof. Verify that first argument to
25003 __builtin_choose_expr has integer type.
25004 (c_parser_postfix_expression_after_paren_type): Update calls to
25005 groktypename and build_compound_literal. Handle expressions with
25006 side effects in type name.
25007 (c_parser_postfix_expression_after_primary): Update call to
25008 c_parser_expr_list. Set original_code for calls to
25009 __builtin_constant_p.
25010 (c_parser_expr_list): Take extra parameter fold_p. Fold
25011 expressions if requested.
25012 (c_parser_objc_type_name): Update call to groktypename.
25013 (c_parser_objc_synchronized_statement): Fold expression.
25014 (c_parser_objc_receiver): Fold expression.
25015 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25016 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25017 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25018 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25019 (struct c_typespec): Add elements expr and expr_const_operands.
25020 (struct c_declspecs): Add elements expr and expr_const_operands.
25021 (groktypename, build_conditional_expr, build_compound_literal):
25023 (in_late_binary_op): Declare.
25024 * c-typeck.c (note_integer_operands): New function.
25025 (in_late_binary_op): New variable.
25026 (decl_constant_value_for_broken_optimization): Move to c-common.c
25027 and rename to decl_constant_value_for_optimization.
25028 (default_function_array_conversion): Do not strip nops.
25029 (default_conversion): Do not call
25030 decl_constant_value_for_broken_optimization.
25031 (build_array_ref): Do not fold result.
25032 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25033 result when operand is a VLA.
25034 (c_expr_sizeof_type): Update call to groktypename. Handle
25035 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25036 result when operand names a VLA type.
25037 (build_function_call): Update call to build_compound_literal.
25038 Only fold result for calls to __builtin_* functions. Strip
25039 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25040 the function designator.
25041 (convert_arguments): Fold arguments. Update call to
25042 convert_for_assignment.
25043 (build_unary_op): Handle increment and decrement of
25044 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25045 decrement earlier. Fold operand of increment and decrement.
25046 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25047 built for integer operand. Wrap returns that are INTEGER_CSTs
25048 without being integer constant expressions or that have integer
25049 constant operands without being INTEGER_CSTs.
25050 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25051 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25052 result is an integer constant expression or can be used in
25053 unevaluated parts of one and avoid folding and wrap as
25054 appropriate. Fold operands before possibly doing -Wsign-compare
25056 (build_compound_expr): Wrap result for C99 if operands can be used
25057 in integer constant expressions.
25058 (build_c_cast): Update call to digest_init. Do not ignore
25059 overflow from casting floating-point constants to integers. Wrap
25060 results that could be confused with integer constant expressions,
25061 null pointer constants or floating-point constants.
25062 (c_cast_expr): Update call to groktypename. Handle expressions
25063 included in type name.
25064 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25065 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25066 Update calls to convert_for_assignment.
25067 (convert_for_assignment): Take new parameter
25068 null_pointer_constant. Do not strip nops or call
25069 decl_constant_value_for_broken_optimization. Set
25070 in_late_binary_op for conversions to boolean.
25071 (store_init_value): Update call to digest_init.
25072 (digest_init): Take new parameter null_pointer_constant. Do not
25073 call decl_constant_value_for_broken_optimization. pedwarn for
25074 initializers not constant expressions. Update calls to
25075 convert_for_assignment.
25076 (constructor_nonconst): New.
25077 (struct constructor_stack): Add nonconst element.
25078 (really_start_incremental_init, push_init_level, pop_init_level):
25079 Handle constructor_nonconst and nonconst element.
25080 (set_init_index): Call constant_expression_warning for array
25082 (output_init_element): Fold value. Set constructor_nonconst as
25083 applicable. pedwarn for initializers not constant expressions.
25084 Update call to digest_init. Call constant_expression_warning
25085 where constant initializers are required.
25086 (process_init_element): Use c_save_expr.
25087 (c_finish_goto_ptr): Fold expression.
25088 (c_finish_return): Fold return value. Update call to
25089 convert_for_assignment.
25090 (c_start_case): Fold switch expression.
25091 (c_process_expr_stmt): Fold expression.
25092 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25093 ensure statement expression is not evaluated in constant expression.
25094 (build_binary_op): Track whether results are integer constant
25095 expressions or may occur in such, disable folding and wrap results
25096 as applicable. Fold operands for -Wsign-compare warnings unless
25098 (c_objc_common_truthvalue_conversion): Handle results folded to
25099 integer constants that are not integer constant expressions.
25100 * doc/extend.texi: Document when typeof operands are evaluated,
25101 that condition of __builtin_choose_expr is an integer constant
25102 expression, and more about use of __builtin_constant_p in
25105 2009-03-29 Richard Guenther <rguenther@suse.de>
25107 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25108 propagate addresses of array references.
25110 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25112 * regmove.c (perhaps_ends_bb_p): Remove.
25113 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25114 from INSN and check that the main loop stays within that basic block.
25115 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25116 (regmove_forward_pass): Split out from regmove_optimize. Use
25117 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25118 (regmove_backward_pass): Split out from regmove_optimize. Use
25119 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25120 (regmove_optimize): Simplify.
25122 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25125 * config/i386/i386.c (classify_argument): Ignore flexible array
25126 member in struct and warn ABI change.
25128 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25130 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25132 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25133 (ix86_adjust_cost): Updated.
25135 2009-03-29 Jan Hubicka <jh@suse.cz>
25137 PR middle-end/28850
25138 * tree-pass.h (pass_cleanup_eh): New function.
25139 (remove_unreachable_regions): Break code handling RTL
25140 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25141 that can not be reached by runtime.
25142 (can_be_reached_by_runtime): New function.
25143 (label_to_region_map): New function.
25144 (num_eh_regions): New function.
25145 (rtl_remove_unreachable_regions): New function.
25146 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25147 (remove_eh_region): New function.
25148 * except.h: Include sbitmap and vecprim.
25149 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25150 num_eh_regions): Declare.
25151 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25152 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25153 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25154 (tree_empty_eh_handler_p): New function.
25155 (cleanup_empty_eh): New function.
25156 (cleanup_eh): New function.
25157 (pass_cleanup_eh): New function.
25159 2009-03-29 Jan Hubicka <jh@suse.cz>
25161 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25162 for removed regions.
25164 2009-03-29 Jan Hubicka <jh@suse.cz>
25166 * except.c (dump_eh_tree): Dump all datastructures.
25168 2009-03-29 Jan Hubicka <jh@suse.cz>
25170 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25171 (duplicate_eh_regions_1): Likewise.
25172 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25173 vector; call EH verification.
25174 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25175 Be ready for region being removed.
25177 2009-03-29 Jan Hubicka <jh@suse.cz>
25179 * bitmap.c (bitmap_last_set_bit): New function.
25180 * bitmap.h (bitmap_last_set_bit): Declare.
25182 2009-03-29 David Ayers <ayers@fsfe.org>
25185 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25186 by calling objc_compare_types and surpress warnings about
25187 incompatible C pointers that are compatible ObjC pointers.
25189 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25191 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25192 call initialize_inline_failed.
25193 (initialize_inline_failed): Move it from here ...
25194 * cgraph.c (initialize_inline_failed): ... to here.
25195 (cgraph_create_edge): Call initialize_inline_failed rather than
25196 setting inline_failed directly.
25198 2009-03-29 Ben Elliston <bje@au.ibm.com>
25201 * sysv4.opt (msdata): Improve comment.
25202 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25203 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25205 2009-03-29 Ben Elliston <bje@au.ibm.com>
25208 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25209 load and store attributes.
25211 2009-03-29 Ben Elliston <bje@au.ibm.com>
25213 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25214 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25215 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25216 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25217 __builtin_infq and __builtin_huge_valq.
25219 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25221 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25223 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25224 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25226 2009-03-28 Xinliang David Li <davidxl@google.com>
25228 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25229 (do_dbg_cnt): New function.
25231 2009-03-28 Jan Hubicka <jh@suse.cz>
25233 Merge from pretty-ipa:
25235 2009-03-27 Jan Hubicka <jh@suse.cz>
25237 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25238 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25239 * passes.c (function_called_by_processed_nodes_p): New.
25240 * ipa-pure-const.c (check_call): Fix handling of operands.
25241 (analyze_function): Dump debug output for skipped bodies.
25242 (local_pure_const): Use function_called_by_processed_nodes_p.
25243 * dwarf2out.c (reference_to_unused): Use output.
25244 * passes.c (do_per_function_toporder): Likewise.
25246 2008-11-12 Jan Hubicka <jh@suse.cz>
25248 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25249 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25250 state_set_in_source enum
25251 (check_decl): Ignore memory tags; do not set fake looping flags;
25253 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25254 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25255 (check_call, analyze_function): Rewrite.
25257 (add_new_function): Update call of analyze_function.
25258 (generate_summary): Add call of analyze_function.
25259 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25260 (local_pure_const): New function.
25261 (pass_local_pure_const): New pass.
25262 * ipa-inline.c (inline_transform): Set after_inlining.
25263 * tree-eh.c (stmt_can_throw_external): New.
25264 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25265 work with aliasing built.
25266 * tree-flow.h (stmt_can_throw_external): New.
25267 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25268 and local pure/const pass in early and late optimization queue.
25270 2009-03-28 Martin Jambor <mjambor@suse.cz>
25272 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25274 (fold_binary): Allow function decl aligment consideration is the
25275 second argument is integer constant one.
25276 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25277 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25278 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25280 2009-03-28 Jan Hubicka <jh@suse.cz>
25282 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25283 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25284 * function.h (rtl_data): Add nothrow flag.
25285 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25286 set DECL_NOTHROW for AVAILABLE functions.
25288 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25290 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25291 following vector keyword has expansion starting with pixel or bool
25292 keyword, expand vector to __vector and pixel or bool to __pixel or
25296 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25297 warn_if_disallowed_function_p): Removed.
25298 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25299 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25300 warning_if_disallowed_function_p.
25301 * flags.h (warn_if_disallowed_function_p,
25302 warn_disallowed_functions): Removed.
25303 * common.opt (Wdisallowed-function-list=): Removed.
25304 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25306 2009-03-28 Richard Guenther <rguenther@suse.de>
25308 PR tree-optimization/38723
25309 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25312 2009-03-28 Jan Hubicka <jh@suse.cz>
25314 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25315 test introduced by my previous patch.
25317 2009-03-28 Richard Guenther <rguenther@suse.de>
25319 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25320 the PHIs value undefined.
25322 2009-03-28 Jan Hubicka <jh@suse.cz>
25324 * tree-pass.h (pass_fixup_cfg): New pass.
25325 * ipa-inline.c (inline_transform): Set
25326 always_inline_functions_inlined/after_inlining.
25327 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25328 (pass_fixup_cfg): New pass.
25329 * passes.c (init_optimization_passes): Add fixup_cfg.
25331 2009-03-28 Richard Guenther <rguenther@suse.de>
25333 PR tree-optimization/38458
25334 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25335 argument use the arguments copy-of value.
25337 2009-03-28 Richard Guenther <rguenther@suse.de>
25339 PR tree-optimization/38180
25340 * tree-ssa-ccp.c (get_default_value): Simplify.
25341 (likely_value): Likewise.
25342 (surely_varying_stmt_p): Properly handle VOP case.
25343 (ccp_initialize): Likewise.
25344 (ccp_fold): Handle propagating through *&.
25345 (fold_const_aggregate_ref): Also handle decls.
25347 2009-03-28 Jan Hubicka <jh@suse.cz>
25349 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25350 * cgraph.h (cgraph_node): Likewise.
25351 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25352 (cgraph_reset_node): Use process flag.
25353 (cgraph_mark_functions_to_output): Likewise.
25354 (cgraph_expand_function): Likewise.
25355 (cgraph_expand_all_functions): Likewise.
25356 (cgraph_output_in_order): Likewise.
25357 * dwarf2out.c (reference_to_unused): Likewise.
25358 * passes.c do_per_function_toporder): Likewise.
25360 2009-03-28 Jan Hubicka <jh@suse.cz>
25362 Bring from lto-branch:
25364 2008-09-03 Doug Kwan <dougkwan@google.com>
25366 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25367 enums instead of reason strings.
25368 * cgraph.c (cgraph_create_edge): Same.
25369 (cgraph_inline_failed_string): New function.
25370 * cgraph.h (cgraph_inline_failed_t): New enum type.
25371 (cgraph_inline_failed_string): New prototype.
25372 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25373 char pointer to cgraph_inline_failed_t.
25374 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25375 (cgraph_default_inline_p): Ditto.
25376 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25377 to cgraph_inline_failed_t pointer.
25378 * cif-code.def: New file.
25379 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25381 (cgraph_check_inline_limits): Change type of REASON to pointer to
25382 cgraph_inline_failed_t. Replace reason strings with enums.
25383 (cgraph_default_inline_p): Ditto.
25384 (cgraph_recursive_inlining_p): Ditto.
25385 (update_caller_keys): Change type of FAILED_REASON to
25386 cgraph_inline_failed_t.
25387 (cgraph_set_inline_failed): Change type of REASON to pointer to
25388 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25389 convert enums to strings for text output.
25390 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25391 to be of type cgraph_inline_failed_t. Replace reason strings with
25392 enums. Call cgraph_inline_failed_string to covert enums
25393 to strings for text output.
25394 (cgraph_decide_inlining): Replace reason strings with enums.
25395 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25396 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25398 * tree-inline.c (expand_call_inline): Change type of REASON
25399 to cgraph_inline_failed_t. Replace reason strings with enums.
25400 Call cgraph_inline_failed_string for text output.
25401 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25404 2009-03-28 Jan Hubicka <jh@suse.cz>
25406 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25407 cgraph_clone_node): Remove master clone handling.
25408 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25409 * cgraph.h (master_clone): Remove.
25410 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25411 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25412 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25414 2009-03-28 Jan Hubicka <jh@suse.cz>
25416 * cgraph.c (cgraph_function_body_availability): Functions declared
25417 inline are always safe to assume that it is not going to be replaced.
25419 2009-03-28 Richard Guenther <rguenther@suse.de>
25421 PR tree-optimization/38513
25422 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25423 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25424 EXC_PTR_EXPR and FILTER_EXPR.
25425 (get_ref_from_reference_ops): Likewise.
25427 2009-03-28 Richard Guenther <rguenther@suse.de>
25429 PR tree-optimization/38968
25430 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25431 Use FLOOR_MOD_EXPR to compute misalignment.
25433 2009-03-28 Richard Guenther <rguenther@suse.de>
25435 PR tree-optimization/37795
25436 * tree.h (combine_comparisons): Declare.
25437 * fold-const.c (combine_comparisons): Export.
25438 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25440 (ifcombine_iforif): Use combine_comparisons.
25442 2009-03-28 Jan Hubicka <jh@suse.cz>
25444 * tree-eh.c (inlinable_call_p): New function.
25445 (make_eh_edges): Use it.
25446 (verify_eh_edges): Use it.
25447 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25448 * except.c (reachable_next_level): Add inlinable_function argument
25449 (sjlj_find_directly_reachable_regions): Update.
25450 (add_reachable_handler): Do not set saw_any_handlers.
25451 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25452 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25453 Add new inlinable call parameter.
25454 (can_throw_internal, can_throw_external): Update.
25455 * except.h (can_throw_internal_1, can_throw_external_1,
25456 foreach_reachable_handler): Update declaration.
25458 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25460 * config/arm/t-arm-coff, config/h8300/coff.h,
25461 config/i386/i386-aout.h, config/i386/i386-coff.h,
25462 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25463 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25464 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25465 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25466 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25467 sys-types.h: Remove.
25468 * Makefile.in: Remove protoize and fixproto support and references
25470 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25471 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25473 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25474 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25475 unprotoize$(exeext).
25476 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25477 (.PHONY): Don't depend on proto.
25478 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25479 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25480 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25481 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25482 build/gen-protos.o, build/scan.o, xsys-protos.h,
25483 build/fix-header$(build_exeext), build/fix-header.o,
25484 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25485 stmp-install-fixproto): Remove.
25486 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25487 SYSCALLS.c or fixproto files.
25488 (install-common): Don't install protoize.
25489 (install-headers-tar, install-headers-cpio, install-headers-cp):
25490 Don't depend on $(STMP_FIXPROTO).
25491 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25492 install fixproto files or write out fixproto settings.
25493 (uninstall): Don't uninstall protoize.
25494 * config.gcc (use_fixproto): Remove.
25495 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25496 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25497 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25498 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25499 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25500 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25501 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25502 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25503 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25504 * config/t-vxworks (STMP_FIXPROTO): Remove.
25505 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25506 STMP_FIXPROTO): Remove.
25507 * config.in, configure: Regenerate.
25508 * crtstuff.c (gid_t, uid_t): Don't undefine.
25509 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25510 (arm-*-coff, arm-*-aout: Remove target entries.
25511 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25512 Remove mention of AIX 4.1.
25513 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25514 * doc/invoke.texi (Running Protoize): Remove.
25515 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25516 (Protoize Caveats): Remove.
25517 * tsystem.h: Update comments on headers assumed to exist.
25519 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25521 * genautomata.c: Add a new year to the copyright. Add a new
25523 (struct insn_reserv_decl): Add comments for member bypass_list.
25524 (find_bypass): Remove.
25525 (insert_bypass): New.
25526 (process_decls): Use insert_bypass.
25527 (output_internal_insn_latency_func): Output all bypasses with the
25528 same input insn in one switch case.
25530 * rtl.def (define_bypass): Describe bypass choice.
25531 * doc/md.texi (define_bypass): Ditto.
25533 2009-03-27 Richard Guenther <rguenther@suse.de>
25535 * gimplify.c (mark_addressable): Export.
25536 * tree-flow.h (mark_addressable): Declare.
25537 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25538 * tree-ssa.c (verify_phi_args): Verify that address taken
25539 variables have TREE_ADDRESSABLE set.
25541 2009-03-27 Richard Guenther <rguenther@suse.de>
25543 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25544 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25545 Do not mark decls TREE_ADDRESSABLE.
25546 (build_fold_addr_expr): Adjust.
25547 (fold_addr_expr): Remove.
25548 (fold_unary): Use build_fold_addr_expr.
25549 (fold_comparison): Likewise.
25550 (split_address_to_core_and_offset): Likewise.
25551 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25553 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25554 (gimplify_modify_expr_to_memcpy): Mark source and destination
25556 * omp-low.c (create_omp_child_function): Mark the object decl
25558 (lower_rec_input_clauses): Mark the var we take the address of
25560 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25562 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25564 PR middle-end/39315
25565 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25566 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25568 2009-03-27 Richard Guenther <rguenther@suse.de>
25570 PR tree-optimization/39120
25571 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25573 (handle_lhs_call): Process return constraints. Add escape
25574 constraints if necessary.
25575 (handle_const_call): Fill out return constraints. Make nested
25576 case more precise. Avoid consttmp if possible.
25577 (handle_pure_call): Fill out return constraints. Avoid
25578 callused if possible.
25579 (find_func_aliases): Simplify call handling.
25581 2009-03-27 Richard Guenther <rguenther@suse.de>
25583 PR tree-optimization/39120
25584 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25585 as a representative.
25586 (solve_graph): Do propagate CALLUSED.
25587 (handle_pure_call): Use a scalar constraint from CALLUSED for
25589 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25592 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25595 * c-common.c (handle_aligned_attribute): Properly check alignment
25596 overflow. Use (1U << i) instead of (1 << i).
25598 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25600 * expr.h (get_mem_align_offset): Updated.
25602 * tree.h (tree_decl_common): Change align to "unsigned int" and
25603 move it before pointer_alias_set.
25605 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25606 Jakub Jelinek <jakub@redhat.com>
25609 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25610 gr_register_operand with gr_reg_or_0_operand.
25611 (cmpxchg_rel_di): Likewise.
25612 (sync_lock_test_and_set<mode>): Likewise.
25614 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25616 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25617 (true_regnum): Likewise.
25619 * rtlanal.c (subreg_info): Moved to ...
25620 * rtl.h (subreg_info): Here. New.
25621 (subreg_get_info): New.
25623 * rtlanal.c (subreg_get_info): Make it extern.
25625 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25628 * config/i386/i386.c (ix86_abi): New.
25629 (override_options): Handle -mabi=.
25630 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25631 (ix86_call_abi_override): Likewise.
25632 (init_cumulative_args): Likewise.
25633 (function_arg_advance): Likewise.
25634 (function_arg_64): Likewise.
25635 (function_arg): Likewise.
25636 (ix86_pass_by_reference): Likewise.
25637 (ix86_function_value_regno_p): Likewise.
25638 (ix86_build_builtin_va_list_abi): Likewise.
25639 (setup_incoming_varargs_64): Likewise.
25640 (is_va_list_char_pointer): Likewise.
25641 (ix86_init_machine_status): Likewise.
25642 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25643 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25644 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25645 (ix86_function_abi): Make it static and return enum calling_abi.
25646 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25648 (ix86_fn_abi_va_list): Updated.
25650 * config/i386/i386.h (ix86_abi): New.
25651 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25652 (CONDITIONAL_REGISTER_USAGE): Likewise.
25653 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25654 (machine_function): Likewise.
25656 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25658 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25659 (STACK_BOUNDARY): Likewise.
25660 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25662 * config/i386/i386.opt (mabi=): New.
25664 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25665 return enum calling_abi.
25666 (ix86_function_type_abi): Likewise.
25667 (ix86_function_abi): Removed.
25669 * doc/invoke.texi: Document -mabi= option for x86.
25671 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25673 * builtins.c (real_dconstp): Delete.
25674 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25676 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25677 Jakub Jelinek <jakub@redhat.com>
25680 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25681 (gen_subprogram_die): When a function is explicit, generate the
25682 DW_AT_explicit attribute.
25683 * langhooks.h (struct lang_hooks_for_decls): Add
25684 function_decl_explicit_p langhook.
25685 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25686 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25688 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25690 * builtins.c (fold_builtin_memory_op): Optimize memmove
25691 into memcpy if we can prove source and destination don't overlap.
25693 * tree-inline.c: Include gt-tree-inline.h.
25694 (clone_fn_id_num): New variable.
25695 (clone_function_name): New function.
25696 (tree_function_versioning): Use it.
25697 * Makefile.in (GTFILES): Add tree-inline.c.
25699 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25701 * BASE-VER: Change to 4.5.0.
25703 2009-03-27 Xinliang David Li <davidxl@google.com>
25705 PR tree-optimization/39557
25706 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25708 2009-03-27 Xinliang David Li <davidxl@google.com>
25710 PR tree-optimization/39548
25711 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25714 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25716 * c-common.c (pointer_int_sum): Use %wd on return from
25719 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25721 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25722 on return from tree_low_cst.
25724 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25727 * ginclude/stdarg.h (va_copy): Define also for
25728 __GXX_EXPERIMENTAL_CXX0X__.
25730 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25733 * builtins.h (c_strlen): Do not warn here.
25734 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25735 * c-common.c (pointer_int_sum): Take an explicit location.
25736 Warn about offsets out of bounds.
25737 * c-common.h (pointer_int_sum): Adjust declaration.
25739 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25741 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25744 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25747 * opts.c (warn_if_disallowed_function_p): Don't assume
25748 get_callee_fndecl must return non-NULL.
25750 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25752 PR rtl-optimization/39522
25753 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25754 when reg_reloaded_valid is set.
25756 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25758 * config/spu/divv2df3.c: New file.
25759 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25760 (DPBIT_FUNCS): Filter out _div_df.
25762 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25764 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25765 a jump insn, count that jump in the distance to the loop start.
25767 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25770 * config/sh/sh.c (calc_live_regs): Fix condition for global
25771 registers except PIC_OFFSET_TABLE_REGNUM.
25773 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25776 * doc/invoke.texi (-mconsole): New.
25778 (-mno-cygwin): New.
25780 (-mnop-fun-dllimport): New.
25784 (sub section "i386 and x86-64 Windows Options"): New.
25786 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25788 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25789 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25791 2009-03-25 Richard Guenther <rguenther@suse.de>
25793 PR middle-end/39497
25794 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25797 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25799 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25800 neither of haifa/selective schedulers are working.
25802 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25804 * doc/invoke.texi (Debugging Options): Fix description of
25805 -fno-merge-debug-strings.
25807 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25809 * config/cris/libgcc.ver: New version-script.
25810 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25812 * configure.ac <GAS features, nop mnemonic>: Add pattern
25813 crisv32-*-* for "nop".
25814 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25815 * configure: Regenerate.
25817 2009-03-24 Ira Rosen <irar@il.ibm.com>
25819 PR tree-optimization/39529
25820 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25821 mark_sym_for_renaming for the tag copied to the new vector
25824 2009-03-24 Arthur Loiret <aloiret@debian.org>
25826 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25827 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25828 EXTRA_SPEC_FUNCTIONS.
25829 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25830 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25831 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25832 -march and -mtune options.
25834 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25836 * config/m68k/t-rtems: Add m5329 multilib.
25838 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25839 Jakub Jelinek <jakub@redhat.com>
25842 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25845 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25848 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25849 instead of c_parser_expression_conv, if original_code isn't one of the
25850 4 allowed comparison codes, fail.
25852 2009-03-23 Richard Guenther <rguenther@suse.de>
25854 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25855 * tree.h (struct tree_type): Likewise.
25856 * reload.h (struct insn_chain): Likewise.
25857 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25858 * function.h (struct function): Likewise.
25859 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25861 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25863 PR tree-optimization/39516
25864 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25866 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25868 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25869 should be set true if BITS_PER_WORD of target is bigger than 32
25871 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25873 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25874 Translate -B-options to -rpath-link. Correct existing
25875 rpath-link and conditionalize on !nostdlib.
25877 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25879 * doc/extend.texi (Function Attributes, Variable Attributes):
25881 * doc/invoke.texi (Debugging Options, Optimize Options)
25882 (i386 and x86-64 Options, MCore Options): Likewise.
25884 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25887 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25888 it for block local namespace aliases.
25889 (gen_decl_die): Pass context_die to gen_namespace_die.
25891 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25894 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25895 minimum or maximum value.
25897 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25899 * reginfo.c (globalize_reg): Recompute derived reg sets.
25901 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25904 * libgcc2.c (mprotect): Do not use signed arguments for
25905 VirtualProtect, use DWORD arguments. Also fix the 'may
25906 be used uninitialized' warning for the np variable.
25908 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25911 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25912 functions using regparm calling conventions when not optimizing.
25913 (ix86_function_sseregparm): Similarly for sseregparm calling
25916 2009-03-19 Li Feng <nemokingdom@gmail.com>
25918 PR middle-end/39500
25919 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25920 dependence if the first conflict is after niter iterations.
25922 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25924 PR middle-end/38609
25925 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25926 functions with dynamic stack-pointer adjustments.
25928 2009-03-19 Ben Elliston <bje@au.ibm.com>
25930 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25931 option; change to -msdata=data.
25933 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25935 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25938 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25941 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25943 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25945 * doc/invoke.texi (Code Gen Options): Expand discussion of
25948 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25950 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25951 * matrix-reorg.c (struct matrix_info): Likewise.
25952 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25953 * rtl.h (struct mem_attrs): Likewise.
25954 * df.h (struct df): Likewise.
25955 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25956 * ira-int.h (struct ira_allocno): Likewise.
25957 * df-scan.c (struct df_collection_rec): Likewise.
25958 * ira.c (struct equivalence): Likewise.
25959 * function.c (struct temp_slot): Likewise.
25960 * cfgloop.h (struct loop): Likewise.
25963 * function.c (use_register_for_decl): When not optimizing, disregard
25964 register keyword for variables with types containing methods.
25966 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25968 PR middle-end/39447
25969 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25970 (is_simple_operand): Call contains_component_ref_p before calling data
25971 reference analysis that would fail on COMPONENT_REFs.
25973 * tree-vrp.c (search_for_addr_array): Fix formatting.
25975 2009-03-18 Richard Guenther <rguenther@suse.de>
25977 * tree-vect-transform.c (vect_loop_versioning): Fold the
25978 generated comparisons.
25979 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25980 (slpeel_tree_peel_loop_to_edge): Likewise.
25982 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25984 PR middle-end/37805
25985 * opts.c (print_specific_help): In addition to `undocumented',
25986 accept `separate' and `joined' flags if passed alone. Describe
25987 output by the first matched one of those.
25988 (common_handle_option): Skip over empty strings.
25989 * gcc.c (display_help): Fix help string for `--help='.
25990 * doc/invoke.texi (Option Summary, Overall Options): With
25991 `--help=', classes and qualifiers can both be repeated, but
25992 only the latter can be negated. One should not pass only
25993 negated qualifiers. Fix markup and examples.
25996 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25997 PR middle-end/37805
25998 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25999 and -fhelp=separate.
26001 2009-03-17 Jing Yu <jingyu@google.com>
26003 PR middle-end/39378
26004 * function.h (struct rtl_data): Move is_thunk from here...
26005 (struct function): ...to here.
26006 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26007 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26009 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26011 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26012 (alpha_output_function_end_prologue): Likewise.
26013 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26014 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26015 (rs6000_output_function_epilogue): Likewise.
26016 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26018 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26021 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26022 from different units in a single alternative.
26023 (*truncdfsf_i387): Ditto.
26024 (*truncxfsf2_mixed): Ditto.
26025 (*truncxfdf2_mixed): Ditto.
26027 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26029 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26030 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26033 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26034 unused non-artificial variables when not optimizing.
26037 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26038 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26039 NAMESPACE_DECL in its DECL_INITIAL.
26041 PR middle-end/39443
26042 * optabs.c (set_user_assembler_libfunc): New function.
26043 * expr.h (set_user_assembler_libfunc): New prototype.
26044 * c-common.c: Include libfuncs.h.
26045 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26046 for memcmp, memset, memcpy, memmove and abort.
26047 * Makefile.in (c-common.o): Depend on libfuncs.h.
26050 * dwarf2out.c (gen_inlined_enumeration_type_die,
26051 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26052 gen_tagged_type_instantiation_die): Removed.
26053 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26056 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26059 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26061 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26062 (check-parallel-%): Ditto.
26063 (check-consistency): Ditto.
26065 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26067 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26068 local variable rhs by NULL_TREE.
26070 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26073 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26075 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26078 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26080 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26083 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26084 for ms->sysv ABI calls only in 64bit mode.
26086 * config/i386/i386.md (untyped_call): Support 32bit.
26088 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26090 * doc/extend.texi: Replace x86_65 with x86_64.
26092 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26094 PR tree-optimization/39455
26095 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26096 mismatches for POINTER_TYPE_P (type).
26097 (number_of_iterations_le): Likewise.
26099 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26101 * config/picochip/picochip.c: Removed profiling support.
26102 * config/picochip/picochip.md: Removed profiling instruction.
26103 * config/picochip/picochip.h: Removed profiling builtin.
26105 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26107 * doc/install.texi (--with-host-libstdcxx): Document.
26109 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26112 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26113 generate a warning if the function name does not begin with
26114 "__vector" and the function has either the 'signal' or 'interrupt'
26115 attribute, from here to ...
26116 (avr_declare_function_name): ...here. New function.
26117 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26118 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26120 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26123 * cse.c (fold_rtx): Don't modify original const_arg1 when
26124 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26125 separate variable instead.
26126 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26127 from out of range shift counts.
26128 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26130 2009-03-13 Catherine Moore <clm@codesourcery.com>
26132 * config/i386/x-mingw32 (host-mingw32.o): Replace
26133 diagnostic.h with $(DIAGNOSTIC_H).
26135 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26138 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26140 * config/i386/sync.md (sync_compare_and_swap<mode>,
26141 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26142 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26144 (sync_double_compare_and_swapdi_pic,
26145 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26146 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26148 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26151 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26153 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26156 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26157 (avx_addsubv4df3): Likewise.
26158 (*avx_addsubv4sf3): Likewise.
26159 (sse3_addsubv4sf3): Likewise.
26161 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26164 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26166 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26169 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26170 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26171 registers for allocnos created from user-defined variables.
26173 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26176 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26177 of non-integer mode as well.
26179 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26181 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26182 for functions for which the parameter types are unknown.
26184 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26187 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26188 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26189 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26190 * config/i386/i386.c (ix86_local_alignment): For
26191 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26192 long long variables on the stack to avoid dynamic realignment.
26193 Allow the first argument to be a decl rather than type.
26194 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26196 2009-03-11 Nick Clifton <nickc@redhat.com>
26199 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26201 Add description to mno-lsim option.
26202 * config/mcore/mcore.h: Remove comment about deprecated m4align
26204 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26205 * doc/invoke.texi: Add description of mno-lsim and
26206 mstack-increment options.
26208 * config/fr30/fr30.opt: Document the -mno-lsim option.
26209 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26210 and -mno-lsim options.
26212 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26214 * fold-const.c (fold_comparison): Only call fold_inf_compare
26215 if the mode supports infinities.
26217 2009-03-11 Jason Merrill <jason@redhat.com>
26220 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26221 end already did. Notice GIMPLE_CALL modifications of the result.
26222 Don't copy debug information from an ignored decl or a decl from
26225 2009-03-10 Richard Guenther <rguenther@suse.de>
26226 Nathan Froyd <froydnj@codesourcery.com>
26228 PR middle-end/37850
26229 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26230 (__divMODE3): Likewise.
26232 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26234 PR tree-optimization/39394
26235 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26236 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26238 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26240 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26241 inline asms for register asm ("") declarations.
26243 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26245 * fold-const.c (fold_unary): Fix comment.
26247 2009-03-07 Jan Hubicka <jh@suse.cz>
26250 * tree-inline.c (setup_one_parameter): Do replacement of const
26251 argument by constant in SSA form.
26253 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26255 PR middle-end/38028
26256 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26257 determine alignment passed to assign_stack_local.
26258 (assign_parms_unsplit_complex): Likewise.
26259 * except.c (sjlj_build_landing_pads): Likewise.
26261 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26263 PR middle-end/39360
26264 * tree-flow.h (add_referenced_var): Return bool instead of void.
26265 * tree-dfa.c (add_referenced_var): Return result of
26266 referenced_var_check_and_insert call.
26267 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26268 of referenced_var_check_and_insert.
26271 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26272 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26273 DIE, don't emit it if abstract origin already has it.
26274 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26275 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26277 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26279 * genpreds.c (needs_variable): Fix parentheses at variable name
26281 (write_tm_constrs_h): Indent generated code.
26283 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26285 * doc/extend.texi (Function Attributes): Add documentation
26286 for isr attributes.
26288 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26291 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26292 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26294 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26296 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26299 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26302 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26303 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26305 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26307 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26308 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26309 constants instead of magic numbers.
26310 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26312 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26313 (x86_64_ms_abi_int_parameter_registers): Ditto.
26314 (x86_64_int_return_registers): Ditto.
26315 (ix86_maybe_switch_abi): Ditto.
26316 (ix86_expand_call): Ditto for clobbered_registers array.
26317 (ix86_hard_regno_mode_ok): Ditto.
26318 (x86_extended_QIreg_mentioned_p): Ditto.
26320 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26322 PR tree-optimization/39349
26323 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26325 * combine.c (gen_lowpart_for_combine): Use omode when generating
26328 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26330 PR rtl-optimization/39235
26331 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26333 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26335 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26337 2009-03-04 Richard Guenther <rguenther@suse.de>
26339 PR tree-optimization/39362
26340 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26341 that occur in abnormal PHIs should be varying.
26343 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26345 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26347 (simple_iv): Take loop as an argument instead of statement.
26348 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26349 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26351 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26353 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26354 * matrix-reorg.c (analyze_transpose): Ditto.
26355 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26356 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26357 * tree-predcom.c (ref_at_iteration): Ditto.
26358 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26360 2009-03-04 Richard Guenther <rguenther@suse.de>
26362 PR tree-optimization/39358
26363 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26364 escaped_id and callused_id.
26365 (solve_graph): Likewise.
26367 2009-03-04 Richard Guenther <rguenther@suse.de>
26369 PR tree-optimization/39339
26370 * tree-sra.c (try_instantiate_multiple_fields): Make it
26371 no longer ICE on the above.
26373 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26375 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26376 that fits within Pmode.
26378 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26380 PR middle-end/10109
26381 * tm.texi (LIBCALL_VALUE): Update description.
26383 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26385 PR middle-end/34443
26386 * doc/extend.texi (section): Update description.
26388 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26390 PR middle-end/39345
26391 * tree-inline.c (remapped_type): New.
26392 (can_be_nonlocal): Call remapped_type instead of remap_type.
26394 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26397 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26398 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26400 2009-03-03 Richard Guenther <rguenther@suse.de>
26402 PR middle-end/39272
26403 * tree.c (tree_nonartificial_location): New function.
26404 * tree.h (tree_nonartificial_location): Declare.
26405 * builtins.c (expand_builtin_memory_chk): Provide location
26406 of the call location for artificial function pieces.
26407 (maybe_emit_chk_warning): Likewise.
26408 (maybe_emit_sprintf_chk_warning): Likewise.
26409 (maybe_emit_free_warning): Likewise.
26410 * expr.c (expand_expr_real_1): Likewise.
26412 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26414 PR tree-optimization/39343
26415 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26416 COMPONENT_REF t has ARRAY_TYPE.
26418 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26420 PR middle-end/39335
26421 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26422 when the type precision of the induction variable should be
26423 larger than the type precision of nit.
26424 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26425 * graphite.c (graphite_loop_normal_form): Same.
26426 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26428 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26430 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26431 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26432 numbers to describe clobbered registers.
26433 (*call_value_0_rex64_ms_sysv): Ditto.
26434 * config/i386/mmx.md (mmx_emms): Ditto.
26435 (mmx_femms): Ditto.
26437 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26439 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26442 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26444 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26445 (spu_section_type_flags): New function.
26447 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26449 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26450 reg_class_contents of FLOAT_REGS into a temporary.
26452 2009-03-02 Richard Guenther <rguenther@suse.de>
26453 Ira Rosen <irar@il.ibm.com>
26455 PR tree-optimization/39318
26456 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26457 information to the vectorized statement.
26459 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26461 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26462 variable. Use defined names instead of magic constants for REX SSE
26465 2009-03-01 Richard Guenther <rguenther@suse.de>
26467 PR tree-optimization/39331
26468 * omp-low.c (lower_send_shared_vars): Do not receive new
26469 values for the reference of DECL_BY_REFERENCE parms or results.
26471 2009-03-01 Jan Hubicka <jh@suse.cz>
26474 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26475 BLOCK_NONLOCALIZED_VAR): New macros.
26476 (tree_block): Add nonlocalized_vars.
26477 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26478 gen_decl_die): Add origin argument. Allow generation of die with
26479 origin at hand only.
26480 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26481 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26483 (gen_block_die): Fix checking for unused blocks.
26484 (process_scope_var): Break out from .... ; work with origins only.
26485 (decls_for_scope) ... here; process nonlocalized list.
26486 (dwarf2out_ignore_block): Look for nonlocalized vars.
26487 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26489 (dump_scope_block): Dump them.
26490 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26491 (remap_block): Likewise.
26492 (can_be_nonlocal): New predicate.
26493 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26495 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26497 * configure: Regenerate.
26499 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26501 * optc-gen.awk: No need to duplicate option flags twice.
26502 Reuse help texts for duplicate options which do not have any.
26504 * gcc.c (display_help): Document --version.
26506 * gcc.c (main): If print_help_list and verbose_flag, ensure
26507 driver output comes before subprocess output.
26509 * optc-gen.awk: Assign all remaining fields to help string,
26510 space-separated, for multi-line help in *.opt.
26512 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26513 -Wno-pedantic-ms-format is for MinGW targets only.
26515 * doc/options.texi (Option file format): Fix bad indentation,
26516 restoring dropped sentence.
26518 2009-02-28 Jan Hubicka <jh@suse.cz>
26520 * tree-inline.c (tree_function_versioning): Output debug info.
26522 2009-02-28 Jan Hubicka <jh@suse.cz>
26525 * tree-inline.c (setup_one_parameter): Do not copy propagate
26526 arguments when not optimizing.
26528 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26531 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26532 (avx_addsubv4df3): Likewise.
26533 (*avx_addsubv4sf3): Likewise.
26534 (sse3_addsubv4sf3): Likewise.
26535 (*avx_addsubv2df3): Likewise.
26536 (sse3_addsubv2df3): Likewise.
26537 (avx_unpckhps256): Correct item selectors.
26538 (avx_unpcklps256): Likewise.
26539 (avx_unpckhpd256): Likewise.
26540 (avx_unpcklpd256): Likewise.
26542 2009-02-28 Jan Hubicka <jh@suse.cz>
26544 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26546 (copy_arguments_for_versioning): If var is declared don't declare it.
26547 (tree_function_versioning): First setup substitutions and then copy
26550 2009-02-27 Jan Hubicka <jh@suse.cz>
26553 * cgraph.h (varpool_output_debug_info): Remove.
26554 * cgraphunit.c (varpool_output_debug_info): Remove.
26555 * dwarf2out.c (deferred_locations_struct): New struct
26556 (deferred_locations): New type.
26557 (deferred_locations_list): New static var.
26558 (deffer_location): New function.
26559 (gen_variable_die): Use it.
26560 (decls_for_scope): Output info on local static vars.
26561 (dwarf2out_finish): Process deferred locations.
26562 * varpool.c (varpool_output_debug_info): Remove.
26564 2009-02-27 Jan Hubicka <jh@suse.cz>
26567 * tree.h (TREE_PROTECTED): Fix comment.
26568 (BLOCK_HANDLER_BLOCK): Remove.
26569 (struct tree_block): Remove handler_block add body_block.
26570 (inlined_function_outer_scope_p): New.
26571 (is_body_block): Remove.
26572 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26573 * dwarf2out.c (is_inlined_entry_point): Remove.
26574 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26575 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26577 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26578 * gimplify.c (gimplify_expr): Gimplify body blocks.
26579 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26580 block with multiple subblocks.
26581 (dump_scope_block): Prettier output; dump more flags and info.
26582 (dump_scope_blocks): New.
26583 (remove_unused_locals): Use dump_scope_blocks.
26584 * tree-flow.h (dump_scope_blocks): Declare.
26585 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26586 * stmt.c (is_body_block): Remove.
26587 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26588 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26590 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26592 PR middle-end/39308
26593 * graphite.c (graphite_loop_normal_form): Do not call
26594 number_of_iterations_exit from a gcc_assert.
26596 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26598 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26599 jumps if COND is NULL.
26600 (find_cond_jump): New function.
26601 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26602 * config/s390/s390.md: Remove z10_cobra attribute value.
26604 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26606 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26607 force_const_mem returns NULL_RTX.
26609 2009-02-26 Jan Hubicka <jh@suse.cz>
26612 * cgraph.h (varpool_output_debug_info): Remove.
26613 * cgraphunit.c (varpool_output_debug_info): Remove.
26614 * dwarf2out.c (deferred_locations_struct): New struct
26615 (deferred_locations): New type.
26616 (deferred_locations_list): New static var.
26617 (deffer_location): New function.
26618 (gen_variable_die): Use it.
26619 (decls_for_scope): Output info on local static vars.
26620 (dwarf2out_finish): Process deferred locations.
26621 * varpool.c (varpool_output_debug_info): Remove.
26623 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26625 PR rtl-optimization/39241
26626 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26627 to subreg_offset_representable_p.
26629 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26631 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26632 execute function prototype. Get f and nregs from max_reg_num
26633 and get_insns. Remove the first backward pass as it's dead,
26634 guard the forward pass by flag_expensive_optimizations.
26635 (rest_of_handle_regmove): Delete.
26636 (pass_regmove): Replace it with regmove_optimize.
26638 2009-02-25 Martin Jambor <mjambor@suse.cz>
26640 PR tree-optimization/39259
26641 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26642 calls_alloca function flags.
26643 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26644 calls are detected.
26646 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26648 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26649 flags_set_1_rtx, flags_set_1_set): Delete.
26650 (regmove_optimize): Do not call mark_flags_life_zones.
26652 2009-02-24 Julian Brown <julian@codesourcery.com>
26655 * config/arm/arm.c (require_pic_register): Only set
26656 cfun->machine->pic_reg once per function.
26658 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26660 * doc/invoke.texi (Link Options): Document an easier way to pass
26661 options that take arguments to the GNU linker using -Xlinker and -Wl.
26663 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26666 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26668 2009-02-24 Richard Guenther <rguenther@suse.de>
26671 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26673 2009-02-24 Richard Guenther <rguenther@suse.de>
26674 Zdenek Dvorak <ook@ucw.cz>
26676 PR tree-optimization/39233
26677 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26678 from converting them to a generic type.
26680 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26682 PR tree-optimization/39260
26683 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26684 contains a condition with a real type.
26685 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26687 2009-02-23 Jason Merrill <jason@redhat.com>
26690 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26691 narrowing_initializer_constant_valid_p.
26692 (narrowing_initializer_constant_valid_p): Don't return
26693 null_pointer_node for adding a pointer to itself.
26695 2009-02-23 Jan Hubicka <jh@suse.cz>
26698 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26701 2009-02-23 Jan Hubicka <jh@suse.cz>
26703 PR tree-optimization/37709
26704 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26705 * tree.h (block_ultimate_origin): Declare.
26706 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26707 * tree-ssa-live.c (remove_unused_scope_block_p):
26708 Eliminate blocks containig no instructions nor live variables nor
26710 (dump_scope_block): New function.
26711 (remove_unused_locals): Enable removal of dead blocks by default;
26712 enable dumping at TDF_DETAILS.
26714 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26716 * config/i386/i386.c (classify_argument): Don't allow COImode
26718 (function_arg_advance_32): Don't allow OImode.
26719 (function_arg_32): Likewise.
26720 (function_value_32): Likewise.
26721 (return_in_memory_32): Likewise.
26722 (function_arg_64): Remove OImode comment.
26724 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26727 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26728 ix86_expand_vector_set for V4DImode in 64bit mode only.
26729 (ix86_expand_vector_init_one_var): Likewise.
26731 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26733 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26735 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26738 * loop-iv.c: Revert last change.
26739 * emit-rtl.c: Likewise.
26741 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26744 * config/i386/i386.c (type_natural_mode): Remove an extra
26745 space in the warning message.
26746 (function_value_32): Handle 32-byte vector modes.
26747 (return_in_memory_32): Likewise.
26749 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26751 * loop-iv.c (truncate_value): New function.
26752 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26754 (lowpart_subreg): Move to...
26755 * emit-rtl.c: ...here.
26757 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26759 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26760 accidental and undocumented change at revision 140860.
26762 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26764 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26765 take gimple_seq * arguments.
26766 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26767 types_compatible_p langhook.
26769 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26770 Joseph Myers <joseph@codesourcery.com>
26772 * config/arm/arm.c (arm_builtin_va_list): New function.
26773 (arm_expand_builtin_va_start): Likewise.
26774 (arm_gimplify_va_arg_expr): Likewise.
26775 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26776 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26777 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26778 (va_list_type): New variable.
26779 (arm_mangle_type): Mangle va_list_type appropriately.
26781 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26783 PR middle-end/39157
26784 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26785 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26786 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26787 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26788 parameter to 1000 for -O1 by default.
26789 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26791 * loop-invariant.c: Include params.h.
26792 (move_loop_invariants): Don't call move_single_loop_invariants on
26795 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26797 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26798 offset when calculating bounds for indexing stack_usage_map. Fixes
26799 a buffer overflow with certain target setups.
26801 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26804 * calls.c (expand_call): Clear try_tail_call if caller and callee
26805 disagree in promotion of function return value.
26807 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26810 * c-common.c (c_determine_visibility): If visibility changed and
26811 DECL_RTL has been already set, call make_decl_rtl to update symbol
26814 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26817 * varasm.c (assemble_variable): Don't check DECL_NAME when
26818 globalizing a variable.
26820 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26823 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26824 expression before any __builtin_trap call.
26825 * c-typeck.c (build_function_call): Convert and check function
26826 arguments before generating a call to a trap. Evaluate the
26827 function arguments before the trap.
26829 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26832 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26833 (UNSPEC_FXAM_MEM): New unspec.
26834 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26835 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26836 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26838 2009-02-19 Richard Guenther <rguenther@suse.de>
26840 PR tree-optimization/39207
26841 PR tree-optimization/39074
26842 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26843 storedanything_tree): New.
26844 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26845 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26846 (build_succ_graph): Add edges from STOREDANYTHING to all
26848 (init_base_vars): Initialize STOREDANYTHING.
26849 (compute_points_to_sets): Free substitution info after
26850 building the succ graph.
26851 (ipa_pta_execute): Likewise.
26853 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26855 (do_ds_constraint): Do not add to special var or non-pointer
26857 (type_could_have_pointers): Split out from ...
26858 (could_have_pointers): ... here. For arrays use the element type.
26859 (create_variable_info_for): Initialize may_have_pointers.
26860 (new_var_info): Likewise.
26861 (handle_lhs_call): Make the HEAP variable unknown-sized.
26862 (intra_create_variable_infos): Use a type with pointers for
26863 PARM_NOALIAS, make it unknown-sized.
26865 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26868 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26870 2009-02-18 Jason Merrill <jason@redhat.com>
26873 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26874 value if DECL_EXTERNAL.
26875 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26876 * target.h (gcc_target::binds_local_p): Clarify "module".
26877 * tree.h (TREE_PUBLIC): Clarify "module".
26879 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26882 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26883 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26885 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26888 * c.opt (Wabi): Support C and ObjC.
26891 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26893 * config/i386/i386.c (classify_argument): Warn once about the ABI
26894 change when passing union with long double.
26896 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26898 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26901 * c-parser.c (c_parser_compound_statement): Always enter and leave
26904 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26907 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26909 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26911 PR tree-optimization/36922
26912 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26913 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26916 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26918 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26921 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26923 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26925 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26927 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26930 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26931 Richard Sandiford <rdsandiford@googlemail.com>
26933 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26934 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26935 (loongson_biadd): ...this.
26937 2009-02-17 Richard Guenther <rguenther@suse.de>
26939 PR tree-optimization/39202
26940 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26941 a var make sure to follow existing collapses.
26943 2009-02-17 Richard Guenther <rguenther@suse.de>
26945 PR middle-end/39214
26946 * langhooks.c (lhd_print_error_function): Check for NULL block.
26948 2009-02-17 Richard Guenther <rguenther@suse.de>
26950 PR tree-optimization/39204
26951 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26954 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26956 * config/soft-fp/double.h: Update from glibc CVS.
26958 2009-02-17 Richard Guenther <rguenther@suse.de>
26960 PR tree-optimization/39207
26961 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26962 strict-aliasing warnings for pointers pointing to NULL.
26964 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26967 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26968 skipping until next close brace.
26970 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26973 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26974 to function argument boundary.
26976 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26978 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26979 in the lea_add. Reload eventually constraints it properly.
26980 * config/picochip/constraints.md: Remove the target constraint
26981 "b", since it is not needed anymore.
26983 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26985 * gthr-dce.h: Uglify function parameter and local variable names.
26986 * gthr-gnat.h: Likewise.
26987 * gthr-mipssde.h: Likewise.
26988 * gthr-nks.h: Likewise.
26989 * gthr-posix95.h: Likewise.
26990 * gthr-posix.h: Likewise.
26991 * gthr-rtems.h: Likewise.
26992 * gthr-single.h: Likewise.
26993 * gthr-solaris.h: Likewise.
26994 * gthr-tpf.h: Likewise.
26995 * gthr-vxworks.h: Likewise.
26996 * gthr-win32.h: Likewise.
26998 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27001 * config/i386/i386.md: Restrict the new peephole2 to move
27002 between MMX/SSE registers.
27004 2009-02-15 Richard Guenther <rguenther@suse.de>
27007 2009-02-13 Richard Guenther <rguenther@suse.de>
27009 * configure.ac: Enable LFS.
27010 * configure: Re-generate.
27011 * config.in: Likewise.
27013 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27015 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27016 spu_srqwbyte, spu_srqwbytebc): Define.
27017 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27018 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27019 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27020 "shrqby_<mode>"): New insn-and-split patterns.
27021 * config/spu/spu.c (expand_builtin_args): Determine and return
27022 number of operands using spu_builtin_description data.
27023 (spu_expand_builtin_1): Use it.
27025 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27028 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27031 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27034 * config/i386/i386.c (override_options): Correct warning
27035 messages for -malign-loops, -malign-jumps and -malign-functions.
27037 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27040 * config/i386/i386.md: Restrict the new peephole2 to move
27041 between the general purpose registers.
27043 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27046 * config/i386/i386.c (type_natural_mode): Add a new argument.
27047 Return the original mode and warn ABI change if vector size is 32byte.
27048 (function_arg_advance): Updated.
27049 (function_arg): Likewise.
27050 (ix86_function_value): Likewise.
27051 (ix86_return_in_memory): Likewise.
27052 (ix86_sol10_return_in_memory): Likewise.
27053 (ix86_gimplify_va_arg): Likewise.
27054 (function_arg_32): Don't warn ABX ABI change here.
27055 (function_arg_64): Likewise.
27057 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27059 * loop-iv.c (implies_p): In the final case, test that operands 0
27060 of the two comparisons match.
27062 * config/bfin/bfin.c (find_prev_insn_start): New function.
27063 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27064 (find_next_insn_start): Move.
27066 2009-02-13 Richard Guenther <rguenther@suse.de>
27068 * configure.ac: Enable LFS.
27069 * configure: Re-generate.
27070 * config.in: Likewise.
27072 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27075 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27076 sizes on syntax error after some arguments have been parsed.
27078 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27080 * doc/invoke.texi (-fira): Remove.
27082 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27084 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27085 * recog.c: Likewise.
27088 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27090 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27091 (umul_ppmm): Likewise.
27092 (count_leading_zeros): Likewise.
27093 (count_trailing_zeros): Likewise.
27094 (UMUL_TIME): Likewise.
27096 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27098 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27099 soft-fp/t-softfp to tmake_file.
27101 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27102 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27103 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27104 IA64_BUILTIN_INFQ]: New.
27105 (ia64_init_builtins): Initialize __builtin_infq,
27106 __builtin_fabsq and __builtin_copysignq if not HPUX.
27107 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27108 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27110 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27112 (__fixtfti): Likewise.
27113 (__fixunstfti): Likewise.
27114 (__floattitf): Likewise.
27116 * config/ia64/libgcc-glibc.ver: New.
27117 * config/ia64/t-fprules-softfp: Likewise.
27118 * config/ia64/sfp-machine.h: Likewise.
27120 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27121 (LIBGCC2_TF_CEXT): Likewise.
27122 (TF_SIZE): Likewise.
27123 (TARGET_INIT_LIBFUNCS): Likewise.
27125 * config/ia64/t-glibc (SHLINB_MAPFILES):
27126 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27128 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27130 * config/i386/i386.c (construct_container): Rewrite processing
27131 BLKmode with X86_64_SSE_CLASS.
27133 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27136 * config/i386/i386.md: Replace simplify_replace_rtx with
27137 replace_rtx in the new peephole2.
27139 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27141 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27142 loop unrolling do not happen at -O2.
27144 2009-02-12 Michael Matz <matz@suse.de>
27146 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27148 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27150 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27153 2009-02-12 Ben Elliston <bje@au.ibm.com>
27155 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27156 patterns when updating the back chain. Missed in the 2009-02-10
27159 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27161 * doc/extend.texi (Decimal Floating Types): Update identifier of
27162 draft TR and list of missing support.
27164 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27166 PR middle-end/39154
27167 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27168 bit to variable length decl's flags, add it also to its
27169 pointer replacement variable.
27171 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27172 Jakub Jelinek <jakub@redhat.com>
27175 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27176 (memory_blockage): New expander.
27177 (*memory_blockage): New insn pattern.
27178 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27179 instead of general blockage at the end of function prologue when
27180 frame pointer is used to access red zone area. Do not emit blockage
27181 when profiling, it is emitted in generic code.
27182 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27183 function epilogue when frame pointer is used to access red zone area.
27185 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27188 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27189 by arithmetic with memory operands.
27190 * config/i386/predicates.md (commutative_operator): New.
27192 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27194 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27197 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27199 * alias.h (record_alias_subset): Declare.
27200 * alias.c (record_alias_subset): Make global.
27202 2009-02-10 Nick Clifton <nickc@redhat.com>
27204 * tree-parloops.c: Change license to GPLv3.
27205 * ipa-struct-reorg.c: Change license to GPLv3.
27206 * ipa-struct-reorg.h: Change license to GPLv3.
27208 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27211 * c-decl.c (start_struct): Return NULL on error.
27213 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27215 PR middle-end/39124
27216 * cfgloopmanip.c (remove_path): Call remove_bbs after
27217 cancel_loop_tree, not before it.
27220 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27221 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27222 VAR_DECLs were seen.
27223 * tree-ssa-live.c (remove_unused_locals): Recompute
27224 cfun->has_local_explicit_reg_vars.
27225 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27226 copies or clearings if cfun->has_local_explicit_reg_vars.
27228 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27231 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27232 of function prologue when frame pointer is used to access
27235 2009-02-10 Richard Guenther <rguenther@suse.de>
27237 PR middle-end/39127
27238 * gimplify.c (gimple_regimplify_operands): Always look if
27239 we need to create a temporary.
27241 2009-02-10 Richard Guenther <rguenther@suse.de>
27243 PR tree-optimization/39132
27244 * tree-loop-distribution.c (todo): New global var.
27245 (generate_memset_zero): Trigger TODO_rebuild_alias.
27246 (tree_loop_distribution): Return todo.
27248 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27251 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27252 (x86_64_reg_class_name): Removed.
27253 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27254 first one isn't X86_64_SSE_CLASS or any other ones aren't
27255 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27256 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27257 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27258 and 3 X86_64_SSEUP_CLASS.
27259 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27260 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27262 2009-02-10 Ben Elliston <bje@au.ibm.com>
27264 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27265 form instruction to update the stack back chain word, even if the
27266 user has disabled the generation of update instructions.
27267 (movdi_<mode>_update_stack): New.
27268 (movsi_update_stack): Likewise.
27269 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27270 always use an update form instruction to update the stack back
27273 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27275 PR middle-end/38953
27276 * graphite.c (if_region_set_false_region): After moving a region in
27277 the false branch of a condition, remove the empty dummy basic block.
27278 (gloog): Remove wrong fix for PR38953.
27280 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27282 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27283 generation due to implicit sign extension.
27285 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27287 PR middle-end/38981
27288 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27289 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27291 2009-02-09 Richard Guenther <rguenther@suse.de>
27293 PR middle-end/35202
27294 * convert.c (convert_to_real): Disable (float)fn((double)x)
27295 to fnf(x) conversion if errno differences may occur and
27296 -fmath-errno is set.
27298 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27300 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27301 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27302 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27304 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27307 * c-common.c (handle_alias_attribute): Disallow attribute for
27308 anything not a FUNCTION_DECL or VAR_DECL.
27310 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27313 * real.c (do_compare): Special-case compare of zero against
27314 decimal float value.
27316 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27319 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27320 as indicating flexible array members unless the field itself is
27321 being declarared as the incomplete array.
27323 2009-02-06 Jan Hubicka <jh@suse.cz>
27325 PR tree-optimization/38844
27326 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27327 is already inlined.
27329 2009-02-06 Richard Guenther <rguenther@suse.de>
27331 PR middle-end/38977
27332 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27333 fork because we may expand it as __gcov_fork.
27335 2009-02-06 Nick Clifton <nickc@redhat.com>
27337 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27339 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27341 PR tree-optimization/35659
27342 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27343 vn_phi_eq): Shortcut if hashcode does not match.
27344 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27346 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27347 and avoid iterative_hash_expr.
27348 (FOR_EACH_VALUE_ID_IN_SET): New.
27349 (value_id_compare): Remove.
27350 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27351 sort expressions by value id.
27353 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27356 * config/sh/predicates.md (general_movsrc_operand): Don't check
27357 the subreg of system registers here.
27359 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27362 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27363 on the copied decl.
27365 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27367 PR rtl-optimization/39110
27368 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27369 addresses, not aligned ones.
27371 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27372 Richard Guenther <rguenther@suse.de>
27374 PR tree-optimization/39100
27375 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27376 comment says and add edges.
27378 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27381 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27382 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27384 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27386 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27387 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27388 register_bb_in_sese, new_sese, free_sese): Moved.
27389 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27390 outermost_loop_in_scop, build_scop_iteration_domain,
27391 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27392 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27393 Use loop_in_sese_p instead of loop_in_scop_p.
27394 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27395 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27396 (scopdet_basic_block_info): Fix bug in scop detection.
27397 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27398 eq_loop_to_cloog_loop): Remove.
27399 (nb_loops_around_loop_in_scop, nb_loop
27400 ref_nb_loops): Moved here...
27401 * graphite.h (ref_nb_loops): ... from here.
27402 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27403 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27404 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27406 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27407 Hans-Peter Nilsson <hp@axis.com>
27409 PR rtl-optimization/37889
27410 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27411 Move offset handling from PLUS to before the switch. Use new
27412 arguments when considering SYMBOL_REFs too.
27413 (rtx_addr_can_trap_p): Pass dummy offset and size.
27414 (enum may_trap_p_flags): Remove.
27415 (may_trap_p_1): Pass size from MEM_SIZE.
27417 PR rtl-optimization/38921
27418 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27419 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27420 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27421 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27423 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27425 AVX Programming Reference (January, 2009)
27426 * config/i386/sse.md (*vpclmulqdq): New.
27428 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27430 PR tree-optimization/38977
27431 PR gcov-profile/38292
27432 * calls.c (special_function_p): Disregard __builtin_ prefix.
27434 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27436 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27437 non-indexable addresses even before reload.
27439 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27442 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27443 as having variable size. Do not give an error for unnamed
27444 parameters with [*] declarators. Give a warning for type names
27445 with [*] declarators and mark them as variable size.
27446 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27447 for sizeof applied to [*] type names.
27449 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27452 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27454 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27456 * gcc.c (process_command): Update copyright notice dates.
27457 * gcov.c (print_version): Likewise.
27458 * gcov-dump.c (print_version): Likewise.
27459 * mips-tfile.c (main): Likewise.
27460 * mips-tdump.c (main): Likewise.
27462 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27465 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27466 for composite type involving a zero-length array type.
27468 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27471 * function.c (match_asm_constraints_1): Skip over
27472 initial optional % in the constraint.
27474 PR inline-asm/39059
27475 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27476 supported, don't accept FIXED_CSTs.
27477 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27478 and _Sat is used without _Fract/_Accum. Set specs->type to
27479 integer_type_node for cts_fract/cts_accum if fixed point is not
27482 2009-02-02 Catherine Moore <clm@codesourcery.com>
27484 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27486 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27488 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27489 (ABI_HAS_64BIT_SYMBOLS): Use it.
27490 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27492 2009-02-02 Paul Brook <paul@codesourcery.com>
27494 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27496 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27498 PR inline-asm/39058
27499 * recog.h (asm_operand_ok): Add constraints argument.
27500 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27501 recurse on matching constraint.
27502 (check_asm_operands): Pass constraints as 3rd argument to
27503 asm_operand_ok. Don't look up matching constraint here.
27504 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27507 2009-02-02 Ben Elliston <bje@au.ibm.com>
27509 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27510 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27512 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27514 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27515 information. Remove some obsolete information. Reorganize.
27517 * config/pa/fptr.c: Revert license to GPL 2.
27518 * config/pa/milli64.S: Likewise.
27520 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27523 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27524 LIBRARY name in, instead of hard-coding it.
27525 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27526 extra target make frag to tmake_files according to EH model.
27527 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27528 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27529 frags that define makefile variable EH_MODEL appropriately.
27530 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27531 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27532 to "-sjlj" according to type of EH configured.
27533 (LIBGCC_SONAME): Concatenate it to shared library base name.
27534 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27535 to "_sjlj" according to type of EH configured.
27536 (LIBGCC_SONAME): Concatenate it to shared library base name.
27537 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27538 (SHLIB_LINK): Add missing semicolon to if-else construct.
27539 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27540 string value of "pe_dll" command-line option.
27541 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27542 (SHLIB_SONAME): Use it when overriding t-cygming default.
27543 (SHLIB_IMPLIB): Override t-cygming default.
27544 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27545 string value of "pe_dll" command-line option.
27547 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27550 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27551 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27553 2009-01-31 Richard Guenther <rguenther@suse.de>
27555 PR tree-optimization/38937
27556 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27557 computing the transitive closure.
27559 2009-01-30 Richard Guenther <rguenther@suse.de>
27561 PR tree-optimization/39041
27562 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27563 Propagate variable indices only if the types match for this stmt.
27565 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27568 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27569 inline but never defined.
27571 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27573 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27574 (*insv_h_di_reg_extimm): New insn.
27575 (*insv_l<mode>_reg_extimm): New insn.
27577 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27579 * config/picochip/picochip.c (flag_conserve_stack): set
27580 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27581 fconserve-stack. Reduce call-overhead used by inliner.
27583 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27586 * common.opt (flag_conserve_stack): Initialised to zero.
27588 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27591 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27592 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27595 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27597 * ira-color.c (allocno_reload_assign): Update comments.
27598 * regmove.c (regmove_optimize): Likewise.
27602 2009-01-29 Robert Millan <rmh@aybabtu.com>
27604 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27605 * config/i386/kopensolaris-gnu.h: New file. Undefine
27606 `MD_UNWIND_SUPPORT'.
27607 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27609 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27611 PR tree-optimization/39007
27612 * tree-loop-distribution.c (generate_builtin): Use
27613 recompute_dominator to compute the immediate dominator of the
27614 basic block just after the loop.
27616 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27618 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27619 (ASM_OUTPUT_DWARF_PCREL): Define.
27621 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27623 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27624 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27625 global. Modify entries about regmove and IRA.
27627 * ra-conflict.c: Remove the file.
27629 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27631 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27632 (pass_regclass_init): Rename to pass_reginfo_init.
27634 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27636 * toplev.h (flag_ira): Remove.
27638 * caller-save.c (setup_save_areas): Remove flag_ira.
27640 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27642 * global.c: Remove the file.
27644 * opts.c (decode_options): Remove flag_ira.
27646 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27648 * regmove.c: Modify file description.
27649 (find_use_as_address, try_auto_increment): Define them only if
27650 AUTO_INC_DEC is defined.
27651 (replacement_quality, replace_in_call_usage, fixup_match_1,
27652 stable_and_no_regs_but_for_p): Remove.
27653 (reg_set_in_bb): Make it static.
27654 (regmove_optimize): Remove flag_ira and code which worked for
27657 * local-alloc.c: Remove the file.
27659 * common.opt (fira): Remove.
27661 * ira.c: Include except.h.
27662 (eliminable_regset): Move from global.c.
27663 (mark_elimination): Ditto. Remove flag_ira.
27664 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27665 equiv_mem_modified, validate_equiv_mem_from_store,
27666 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27667 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27668 no_equiv, recorded_label_ref): Move from local-alloc.c.
27669 (update_equiv_regs): Ditto. Make it static.
27670 (print_insn_chain, print_insn_chains): Move it from global.c.
27671 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27672 (build_insn_chain): Ditto. Make it static.
27673 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27674 Rename to init_live_subregs.
27675 (gate_ira): Remove flag_ira.
27677 * regclass.c: Rename reginfo.c. Change file description.
27678 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27679 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27680 (init_reg_sets_1): Remove code for evaluation of
27681 reg_class_superclasses and losing_caller_save_reg_set.
27682 (init_regs): Remove init_reg_autoinc.
27683 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27684 ok_for_base_p_nonstrict): Remove.
27685 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27686 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27687 corresponding entries.
27688 (dump_regclass, record_operand_costs, scan_one_insn,
27689 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27690 record_address_regs, auto_inc_dec_reg_p): Remove.
27691 (gt-regclass.h): Rename to gt-reginfo.h.
27693 * rtl.h (dump_global_regs, retry_global_alloc,
27694 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27696 * Makefile.in (RA_H): Remove.
27697 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27698 Rename regclass.o to reginfo.o.
27699 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27701 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27702 (GTFILES): Rename regclass.c to reginfo.c.
27704 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27705 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27707 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27708 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27710 (finish_spills): Ditto. Remove code for !flag_ira.
27712 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27714 PR middle-end/35854
27715 * doc/invoke.texi (rtl debug options): Complete rewrite.
27716 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27718 * mode-switching.c (pass_mode_switching): Rename pass from
27719 "mode-sw" to "mode_sw".
27720 * except.c (pass_convert_to_eh_ranges): Rename pass from
27721 "eh-ranges" to "eh_ranges".
27722 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27726 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27727 Alexander Monakov <amonakov@ispras.ru>
27729 PR middle-end/38857
27730 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27732 (move_exprs_to_boundary): Change return type and pass through
27733 should_move from move_op. Relax assert. Update usage ...
27734 (schedule_expr_on_boundary): ... here. Use should_move instead of
27736 (move_op_orig_expr_found): Indicate that insn was disconnected from
27738 (code_motion_process_successors): Do not call after_merge_succs
27739 callback if original expression was not found when traversing any of
27741 (code_motion_path_driver): Change return type. Update prototype.
27742 (move_op): Update comment. Add a new parameter (should_move). Update
27743 prototype. Set *should_move based on indication provided by
27744 move_op_orig_expr_found.
27746 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27748 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27749 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27750 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27751 * config/rs6000/rs6000.c (rs6000_override_options): Default
27752 avoid-indexed-addresses on for Power6, off for everything else.
27753 (avoiding_indexed_address_p): New function.
27754 (rs6000_legitimize_address): Use it.
27755 (rs6000_legitimate_address): Likewise.
27756 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27758 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27760 PR tree-optimization/38997
27761 * tree-loop-distribution.c (generate_memset_zero): Use
27762 POINTER_PLUS_EXPR for a pointer addition.
27764 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27766 * config/s390/s390.md (bswap<mode>2): New pattern added.
27768 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27770 * config/s390/s390.md (*tls_load_31): Added type attribute.
27772 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27774 * config/s390/s390.md: Fix a few comments.
27776 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27778 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27779 (*tm<mode>_full): Fixed z10prop attribute.
27780 (*tst<mode>_extimm): Fixed z10prop attribute.
27781 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27782 (*tstqiCCT_cconly): Fixed z10prop attribute.
27783 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27784 (*movsi_larl): Fixed z10prop attribute.
27785 (*movsi_zarch): Fixed z10prop attribute.
27786 (*movsi_eas): Fixed z10prop attribute.
27787 (*movhi): Fixed z10prop attribute.
27788 (*movqi): Fixed z10prop attribute.
27789 (*movstrictqi): Fixed z10prop attribute.
27790 (*mov<mode>): Fixed z10prop attribute.
27791 (*movcc): Fixed z10prop attribute.
27792 (*sethighpartdi_64): Fixed z10prop attribute.
27793 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27794 (*negdi2_sign_cc): Fixed z10prop attribute.
27795 (*negdi2_sign): Fixed z10prop attribute.
27796 (*absdi2_sign_cc): Fixed z10prop attribute.
27797 (*absdi2_sign): Fixed z10prop attribute.
27798 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27799 (*negabsdi2_sign): Fixed z10prop attribute.
27800 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27801 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27802 (doloop_si64): Fixed z10prop attribute.
27803 (doloop_si31): Fixed z10prop attribute.
27804 (doloop_long): Fixed z10prop attribute.
27805 (indirect_jump): Fixed z10prop attribute.
27806 (nop): Fixed z10prop attribute.
27807 (main_base_64): Fixed z10prop attribute.
27808 (reload_base_64): Fixed z10prop attribute.
27810 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27812 PR rtl-optimization/38740
27813 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27815 * config/mips/mips.c (mips_reorg): Likewise.
27817 2009-01-28 Richard Guenther <rguenther@suse.de>
27819 PR tree-optimization/38926
27820 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27821 with the correct value id to a value.
27822 (do_regular_insertion): Use the value number of edoubleprime
27823 for the value number of the expr.
27826 2008-08-21 Richard Guenther <rguenther@suse.de>
27828 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27829 a PHI ask VN if it is already available.
27830 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27831 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27833 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27835 PR middle-end/38934
27836 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27837 set to varying whenever max has TREE_OVERFLOW set, similarly
27838 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27840 2009-01-28 Richard Guenther <rguenther@suse.de>
27842 PR middle-end/38908
27843 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27844 uninitialized aggregate uses in call arguments.
27846 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27848 PR tree-optimization/38984
27849 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27850 the nothing_id variable if -fno-delete-null-pointer-checks.
27852 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27855 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27856 (set_got_offset_rex64): Ditto.
27858 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27861 * doc/extend.texi: Improve local variable with asm reg.
27863 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27865 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27866 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27867 was not supplied then set warn_packed_bitfield_compat to the
27868 default value of 1.
27869 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27872 2009-01-27 Richard Guenther <rguenther@suse.de>
27874 PR tree-optimization/38503
27875 * cfgexpand.c (expand_gimple_basic_block): Ignore
27876 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27877 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27878 variables that cannot have TBAA applied.
27879 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27882 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27884 PR middle-end/38969
27885 * calls.c (initialize_argument_information): Do not wrap complex
27886 arguments in SAVE_EXPR.
27888 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27890 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27891 (INSTALL_LIBGCC): Revert typo commit.
27893 2009-01-26 Richard Guenther <rguenther@suse.de>
27895 PR tree-optimization/38745
27896 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27897 from special handling.
27899 2009-01-26 Richard Guenther <rguenther@suse.de>
27901 PR tree-optimization/38745
27902 * tree-ssa.c (execute_update_addresses_taken): Do not include
27903 variables that cannot possibly be a register in not_reg_needs.
27904 Do not clear TREE_ADDRESSABLE on vars that may not become
27906 * tree-ssa.c (update_alias_info_1): Include those in the set
27907 of addressable vars.
27909 2009-01-26 Richard Guenther <rguenther@suse.de>
27911 PR middle-end/38851
27912 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27913 * tree-ssa-dse.c: Include langhooks.h
27914 (execute_simple_dse): Remove stores with zero size.
27916 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27919 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27922 2009-01-24 Julian Brown <julian@codesourcery.com>
27924 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27925 config/arm/linux-atomic.c.
27926 * config/arm/linux-atomic.c: New.
27928 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27930 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27931 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27932 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27934 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27937 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27940 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27942 PR tree-optimization/38953
27943 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27944 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27945 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27946 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27949 2009-01-24 Paul Brook <paul@codesourcery.com>
27951 * config/arm/neon.md (neon_type): Move to arm.md.
27952 (neon_mov<VSTRUCT>): Add neon_type attribute.
27953 * config/arm/arm.md (neon_type): Move to here.
27954 (conds): Add "unconditioal" and use as default for NEON insns.
27956 2009-01-24 Ben Elliston <bje@au.ibm.com>
27958 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27959 void *' warning from -Wc++-compat.
27960 * Makefile.in (dominance.o-warn): Remove.
27962 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27964 PR tree-optimization/38932
27965 * fold-const.c (fold_unary_ignore_overflow): New.
27966 * tree.h (fold_unary_ignore_overflow): Declare.
27967 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27968 * tree-ssa-sccvn.c (visit_reference_op_load,
27969 simplify_unary_expression): Likewise.
27971 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27973 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27974 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27975 regardless of their type.
27976 * c-common.c (handle_packed_attribute): Don't ignore packed on
27978 * c.opt (Wpacked-bitfield-compat): New warning option.
27979 * stor-layout.c (place_field): Warn if offset of a field changed.
27980 * doc/extend.texi (packed): Mention the ABI change.
27981 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27982 (Warning Options): Add it to the list.
27984 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27986 * c-opts.c (c_common_post_options): Fix a typo in comments.
27988 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27990 PR middle-end/38615
27991 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27992 variables to static.
27993 * doc/invoke.texi (-fmerge-all-constants): Update description.
27995 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27998 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27999 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28001 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28003 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28005 (LOCAL_ALIGNMENT): Similarly.
28007 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28008 Joseph Myers <joseph@codesourcery.com>
28010 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28011 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28012 * config/arm/arm-tune.md: Regenerate.
28013 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28016 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28018 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28019 version number to five.
28021 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28024 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28025 * c-common.c (set_underlying_type): Likewise.
28026 (is_typedef_decl ): Likewise
28028 (set_underlying_type): Likewise.
28029 (is_typedef_type): Likewise.
28031 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28033 PR middle-end/38587
28034 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28037 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28040 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28041 (LIBGCC_SPEC): Don't define.
28042 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28044 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28046 PR rtl-optimization/38879
28047 * alias.c (base_alias_check): Unaligned access via AND address can
28048 alias all surrounding object types except those with sizes equal
28049 or wider than the size of unaligned access.
28051 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28054 * c-decl.c (clone_underlying_type): Move this ...
28055 * c-common.c (set_underlying_type): ... here.
28056 Also, make sure the function properly sets TYPE_STUB_DECL() on
28057 the newly created typedef variant type.
28058 (is_typedef_decl ): New entry point.
28059 * tree.h: Added a new member member_types_needing_access_check to
28060 struct tree_decl_non_common.
28061 (set_underlying_type): New entry point.
28062 (is_typedef_type): Likewise.
28064 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28066 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28067 Check whether two instructions have memory references that
28068 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28069 are helper functions for traversing.
28070 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28071 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28072 not to draw dependency edge for instructions with non-conflicting
28075 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28078 * longlong.h: Update copyright years. Use soft-fp license notice.
28079 Sync __clz_tab declaration with glibc.
28081 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28084 * doc/extend.texi (syscall_linkage): New.
28085 (version_id): Modify.
28087 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28088 Richard Guenther <rguenther@suse.de>
28090 PR tree-optimization/38747
28091 PR tree-optimization/38748
28092 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28093 conversion if the base address is an indirect reference and the
28094 aliasing sets could cause issues.
28096 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28098 * common.opt (fgraphite, fgraphite-identity): Add comment for
28099 explaining why these options are not documented.
28101 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28103 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28104 gimple_call_lhs is NULL.
28106 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28109 * emit-rtl.c (adjust_address_1): Make sure memref is never
28112 2009-01-20 Ben Elliston <bje@au.ibm.com>
28114 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28115 const qualifier from arg parameter. Remove unnecessary cast to char *.
28116 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28117 const qualifier from arg 2.
28119 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28121 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28123 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28126 * rtl.h (reinit_regs): New prototype.
28127 * regclass.c: Include ira.h.
28128 (reinit_regs): New.
28129 * Makefile.in (regclass.o): Add ira.h.
28130 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28132 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28135 * c-common.c (handle_aligned_attribute): Use
28136 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28137 default alignment value.
28139 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28141 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28142 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28144 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28145 __BIGGEST_ALIGNMENT__.
28147 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28149 2009-01-18 Richard Guenther <rguenther@suse.de>
28151 PR tree-optimization/38819
28152 * tree-flow.h (operation_could_trap_helper_p): Declare.
28153 * tree-eh.c (operation_could_trap_helper_p): Export.
28154 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28155 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28156 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28157 are about to insert a possibly trapping instruction and fail
28160 2009-01-18 Andreas Schwab <schwab@suse.de>
28162 * doc/install.texi (Configuration): Remove obsolete paragraph
28163 about use of --with-gnu-ld with --with-gnu-as.
28165 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28167 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28168 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28169 Follow spelling conventions.
28171 2009-01-18 Ben Elliston <bje@au.ibm.com>
28173 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28174 C++ warning about implicit conversion from void * to struct
28176 (bitmap_obstack_free): Likewise for bitmap_element *.
28177 * Makefile.in (bitmap.o-warn): Remove.
28179 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28181 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28183 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28184 Tobias Grosser <tobi.grosser@amd.com>
28186 * graphite.c (graphite_trans_scop_block): Do not block single
28189 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28191 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28192 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28193 test with assertion.
28195 2009-01-16 Richard Guenther <rguenther@suse.de>
28197 PR tree-optimization/38835
28198 PR middle-end/36227
28199 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28200 and INT + PTR -> (INT)(PTR p+ INT) folding.
28201 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28203 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28206 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28207 the subreg from a lowpart subreg if it is also casting the value.
28209 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28210 Tobias Grosser <tobi.grosser@amd.com>
28212 * graphite.c (compare_prefix_loops): New.
28213 (build_scop_canonical_schedules): Rewritten.
28214 (graphite_transform_loops): Move build_scop_canonical_schedules
28215 after build_scop_iteration_domain.
28217 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28218 Tobias Grosser <tobi.grosser@amd.com>
28220 * graphite.c (add_conditions_to_domain): Add the loops to
28221 the dimension of the iteration domain. Do copy the domain
28222 only when it exists.
28223 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28224 (add_conditions_to_constraints): New.
28225 (can_generate_code_stmt, can_generate_code): Removed.
28226 (gloog): Do not call can_generate_code.
28227 (graphite_transform_loops): Call add_conditions_to_constraints
28228 after building the iteration domain.
28230 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28232 PR tree-optimization/38789
28233 * tree-ssa-threadedge.c
28234 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28235 __builtin_constant_p.
28237 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28239 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28240 examined before deleting them.
28242 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28244 * function.c (aggregate_value_p): Correctly extract the function
28245 type from CALL_EXPR_FN lookup.
28247 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28249 * config/picochip/picochip.c (picochip_override_options): Revert
28250 CFI asm flag disable commited previously.
28252 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28253 Tobias Grosser <tobi.grosser@amd.com>
28254 Jan Sjodin <jan.sjodin@amd.com>
28256 * graphite.c (scan_tree_for_params): On substractions negate
28257 all the coefficients of the term.
28258 (clast_to_gcc_expression_red): New. Handle reduction expressions
28259 of more than two operands.
28260 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28261 (get_vdef_before_scop): Handle also the case of default definitions.
28263 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28265 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28266 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28267 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28269 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28270 Joey Ye <joey.ye@intel.com>
28272 PR middle-end/37843
28273 * cfgexpand.c (expand_stack_alignment): Don't update stack
28274 boundary nor check incoming stack boundary here.
28275 (gimple_expand_cfg): Update stack boundary and check incoming
28276 stack boundary here.
28278 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28280 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28282 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28284 PR rtl-optimization/38245
28285 * calls.c (expand_call): Add stack arguments to
28286 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28287 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28288 in regs and partially in memory or BLKmode arguments.
28289 (emit_library_call_value_1): Add stack arguments to
28290 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28291 ACCUMULATE_OUTGOING_ARGS).
28292 * dce.c: Include tm_p.h.
28293 (find_call_stack_args): New function.
28294 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28296 (mark_insn): Call find_call_stack_args for CALL_Ps.
28297 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28298 forwards. Allocate and free arg_stores bitmap if needed, pass it
28299 down to deletable_insn_p, don't mark stores set in arg_stores
28300 bitmap, clear the bitmap at the beginning of each bb.
28301 * Makefile.in (dce.o): Depend on $(TM_P_H).
28303 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28306 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28307 to make sure the insn is a conditional test (bug 22599). Reformat a
28310 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28312 PR middle-end/38431
28313 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28314 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28315 (gloog): Do not call cleanup_tree_cfg.
28316 (graphite_transform_loops): Call cleanup_tree_cfg after all
28317 scops have been code generated.
28319 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28320 * doc/gty.texi (Invoking the garbage collector): Added new node
28321 and section documenting ggc_collect.
28323 2009-01-14 Richard Guenther <rguenther@suse.de>
28325 PR tree-optimization/38826
28326 PR middle-end/38477
28327 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28328 initialization notes only if we actually emitted a warning.
28329 (intra_create_variable_infos): Add constraints for a result decl
28330 that is passed by hidden reference.
28331 (build_pred_graph): Mark all related variables non-direct on
28334 2009-01-14 Nick Clifton <nickc@redhat.com>
28336 * ira-conflicts.c: Include addresses.h for the definition of
28338 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28339 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28341 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28344 * Makefile.in (ira-lives.o): Add except.h.
28346 * ira-lives.c: Include except.h.
28347 (process_bb_node_lives): Process can_throw_internal.
28349 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28351 PR rtl-optimization/38774
28352 * combine.c (simplify_set): When undoing cc_use change, don't do
28353 PUT_CODE on the newly created comparison, but instead put back the
28356 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28358 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28359 values. Remove duplicate arm8 entry.
28361 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28363 PR tree-optimization/38786
28364 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28365 the SSA_NAME case of expand_scalar_variables_expr.
28366 Set the type of an expression to the type of its assign statement.
28367 (expand_scalar_variables_expr): Also gather the scalar computation
28368 used to index the memory access. Do not pass loop_p.
28369 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28370 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28371 the gimple_stmt_iterator where it inserts new code.
28372 Do not pass loop_p.
28373 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28374 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28376 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28378 * graphite.h (debug_value): Removed.
28379 * graphite.c (debug_value): Removed.
28381 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28383 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28384 ldrd/strd with two 32-bit instructions.
28386 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28388 * config/arm/arm.c (struct processors): Pass for speed down into
28389 cost helper functions.
28390 (const_ok_for_op): Handle COMPARE and inequality nodes.
28391 (arm_rtx_costs_1): Rewrite.
28392 (arm_size_rtx_costs): Update prototype.
28393 (arm_rtx_costs): Pass speed down to helper functions.
28394 (arm_slowmul_rtx_costs): Rework cost calculations.
28395 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28396 (arm_9e_rtx_costs): Likewise.
28398 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28400 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28401 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28402 (alpha_legitimize_address): Do not split local symbols wider than
28403 UNITS_PER_WORD into HIGH/LO_SUM parts.
28405 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28408 * gcc.c (process_command): Replace call to execvp with calls
28409 to pex_one and exit.
28411 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28414 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28415 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28416 variant for devices with 3-byte PC.
28417 (__tablejump_elpm__): New.
28419 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28422 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28423 offsetof member-designator, handle it as `[0].'.
28425 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28427 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28428 function when not using named sections on targets with named sections
28429 if branch distance is less than 262132.
28431 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28433 * combine.c (combine_instructions): Recompute
28434 optimize_this_for_speed_p for each BB in the main combine loop.
28436 2009-01-12 Tomas Bily <tbily@suse.cz>
28439 * tree-loop-distribution.c (prop_phis): New function.
28440 (generate_builtin): Call prop_phis.
28442 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28444 PR tree-optimization/38807
28445 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28446 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28448 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28450 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28451 subreg of op0 to the original op0.
28453 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28455 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28457 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28460 * mips-tfile.c (parse_def): Fix parsing of def strings
28461 starting with digits.
28463 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28466 * config/arm/arm.c (arm_is_long_call_p): Don't call
28467 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28469 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28471 * regrename.c (regrename_optimize): Fix dumping.
28472 (find_oldest_value_reg): Preserve REG_POINTER.
28473 (copy_hardreg_forward_1): Likewise.
28475 2009-01-09 Diego Novillo <dnovillo@google.com>
28477 * gimple.h (struct gimple_statement_base) <uid>: Document
28478 the restrictions on its use.
28479 (gimple_uid): Tidy.
28480 (gimple_set_uid): Tidy.
28482 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28484 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28485 zero guard even if align_bytes != 0 and count is smaller than
28488 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28490 PR rtl-optimization/38495
28491 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28492 (add_range_and_copies_from_move_list): Print all added ranges.
28493 Add ranges to memory optimized destination.
28495 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28499 * config/i386/i386.c (override_options): Reject
28500 -mstringop-strategy=rep_8byte with -m32.
28501 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28502 to 1. Do count comparison against epilogue_size_needed at compile
28503 time even when count_exp was constant forced into register. For
28504 size_needed don't jump to epilogue, instead just avoid aligning
28505 and invoke the body algorithm. If need_zero_guard, add zero guard
28506 even if count is non-zero, but smaller than size_needed + number of
28507 bytes that could be stored for alignment.
28508 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28509 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28510 but smaller than size_needed + number of bytes that could be stored
28511 for alignment. Compare size_needed with epilogue_size_needed instead
28512 of desired_align - align, don't adjust size_needed, pass
28513 epilogue_size_needed to the epilogue expanders.
28516 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28518 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28520 * pa.c (last_address): Change to unsigned.
28521 (update_total_code_bytes): Change argument to unsigned. Don't
28522 check if insn addresses are set.
28523 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28524 addresses are not set.
28525 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28527 2009-01-09 Nick Clifton <nickc@redhat.com>
28529 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28530 DECL_DECLARED_INLINE_P.
28532 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28534 PR middle-end/38347
28535 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28536 GET_MODE (op0) in operand_subword_force calls.
28538 PR middle-end/38771
28539 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28540 fold_convert arg0 operands to TREE_TYPE (op0) first.
28542 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28544 * params.def (ira-max-conflict-table-size): Decrease default value
28547 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28549 PR tree-optimization/37031
28550 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28552 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28553 allocate it using gc instead of heap, use VEC_quick_push instead of
28555 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28556 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28557 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28558 allocated vector from heap allocated.
28559 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28560 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28561 vector only after perfect_loop_nest_depth call.
28563 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28564 Jan Sjodin <jan.sjodin@amd.com>
28566 PR tree-optimization/38559
28567 * graphite.c (debug_value, copy_constraint,
28568 swap_constraint_variables, scale_constraint_variable, ): New.
28569 (get_lower_bound, get_upper_bound): Removed.
28570 (graphite_trans_bb_strip_mine): Clean up this code that works
28571 only for constant number of iterations. Fully copy upper and
28572 lower bound constraints, not only the constant part of them.
28573 * graphite.h (debug_value): Declared.
28575 2009-01-08 Ira Rosen <irar@il.ibm.com>
28577 PR tree-optimization/37194
28578 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28579 Don't add the cost of cost model guard in prologue to scalar
28580 outside cost in case of known number of iterations.
28582 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28583 Alan Modra <amodra@bigpond.net.au>
28585 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28586 non-word-aligned REG+CONST addressing.
28588 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28591 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28592 free_after_compilation when outputting a thunk.
28593 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28594 Do not call free_after_compilation here.
28596 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28598 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28599 (ix86_valid_target_attribute_inner_p): Ditto.
28601 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28603 PR tree-optimization/38492
28604 PR tree-optimization/38498
28605 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28606 * tree-chrec.h (scev_is_linear_expression): Declared.
28607 * graphite.c (graphite_cannot_represent_loop_niter): New.
28608 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28609 (graphite_loop_normal_form): Use gcc_assert.
28610 (scan_tree_for_params): Use CASE_CONVERT.
28611 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28612 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28613 Use gcc_assert. Discard scops that contain unhandled cases.
28614 (build_scop_conditions): Return a boolean status for unhandled cases.
28615 (strip_mine_profitable_p): Print the loop number, not its depth.
28616 (is_interchange_valid): Pass the depth of the loop nest, don't
28617 recompute it wrongly.
28618 (graphite_trans_bb_block): Same.
28619 (graphite_trans_bb_block): Print tentative of loop blocking.
28620 (graphite_trans_scop_block): Do not print that the loop has been
28622 (graphite_transform_loops): Do not handle scops that contain condition
28625 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28627 AVX Programming Reference (December, 2008)
28628 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28629 (_mm256_stream_pd): Likewise.
28630 (_mm256_stream_ps): Likewise.
28632 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28633 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28634 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28635 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28636 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28637 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28638 (ix86_expand_special_args_builtin): Likewise.
28640 * config/i386/sse.md (AVXMODEDI): New.
28641 (avx_movnt<mode>): Likewise.
28642 (avx_movnt<mode>): Likewise.
28643 (<sse>_movnt<mode>): Remove AVX support.
28644 (sse2_movntv2di): Likewise.
28646 2009-01-07 Richard Guenther <rguenther@suse.de>
28648 PR middle-end/38751
28649 * fold-const.c (extract_muldiv): Remove obsolete comment.
28650 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28651 to PLUS_EXPR canonicalization for the canonicalization.
28653 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28655 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28656 hosted cross-compilers generating less efficient code.
28658 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28660 * function.h (rtl_data): Add a dbr_scheduled_p field.
28661 * reorg.c (dbr_schedule): Set it.
28662 (gate_handle_delay_slots): Check it.
28663 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28664 (mips_reorg): Check flag_delayed_branch instead of
28665 mips_base_delayed_branch.
28666 (mips_override_options): Don't set mips_base_delayed_branch
28667 or flag_delayed_branch.
28669 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28671 PR rtl-optimization/38426.
28672 * ira.c (ira): Set current_function_is_leaf earlier.
28674 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28676 PR rtl-optimization/38722
28677 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28678 too early, only set a flag and modify after last possible
28681 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28684 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28685 * real.c (decimal_single_format): Correct values of emin and emax.
28686 (decimal_double_format): Ditto.
28687 (decimal_quad_format): Ditto.
28688 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28689 computation of DECnn_MIN and DECnn_MAX for corrected values of
28690 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28691 __DECnn_MIN__, and adjust its computation for the corrected value
28694 2009-01-06 Jan Hubicka <jh@suse.cz>
28697 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28699 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28701 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28702 Add Robert Clark to the list of testers.
28704 2009-01-06 Jan Hubicka <jh@suse.cz>
28705 Kai Tietz <kai.tietz@onevision.com>
28707 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28708 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28710 2009-01-06 Jan Hubicka <jh@suse.cz>
28711 Kai Tietz <kai.tietz@onevision.com>
28713 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28715 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28716 (ix86_nsaved_regs): Count only general purpose regs.
28717 (ix86_nsaved_sseregs): New.
28718 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28719 to 16 for w64; compute padding and size of sse reg save area.
28720 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28721 general purpose regs.
28722 (ix86_emit_save_sse_regs_using_mov): New.
28723 (ix86_expand_prologue): Save SSE regs if needed.
28724 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28725 (ix86_emit_restore_sse_regs_using_mov): New.
28726 (ix86_expand_epilogue): Save SSE regs if needed.
28728 2009-01-06 Jan Hubicka <jh@suse.cz>
28729 Kai Tietz <kai.tietz@onevision.com>
28731 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28732 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28733 functions when accumulate outgoing args is off.
28735 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28738 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28739 before using pseudos_have_intersected_live_ranges_p.
28741 * ira-int.h (ira_assert): Always define.
28743 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28745 AVX Programming Reference (December, 2008)
28746 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28747 (_mm256_permute2_pd): Likewise.
28748 (_mm_permute2_ps): Likewise.
28749 (_mm256_permute2_ps): Likewise.
28750 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28751 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28753 * config/i386/i386.c (ix86_builtins): Remove
28754 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28755 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28756 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28757 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28758 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28759 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28760 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28761 __builtin_ia32_vpermil2ps256.
28762 (ix86_init_mmx_sse_builtins): Updated.
28763 (ix86_expand_args_builtin): Likewise.
28765 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28767 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28768 long absolute calls when generating PA 2.0 code.
28770 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28772 PR rtl-optimization/38583
28773 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28775 * params.def (ira-max-conflict-table-size): New.
28777 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28779 * ira.h (ira_conflicts_p): New external definition.
28781 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28782 table. Report this. Return result of building.
28783 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28784 building conflict table.
28786 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28787 (ira_color): Use ira_conflicts_p.
28789 * global.c: Include ira.h.
28790 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28793 * Makefile.in (global.o): Add ira.h.
28795 * ira-build.c (mark_all_loops_for_removal,
28796 propagate_some_info_from_allocno): New.
28797 (remove_unnecessary_allocnos): Call
28798 propagate_some_info_from_allocno.
28799 (remove_low_level_allocnos): New.
28800 (remove_unnecessary_regions): Add parameter. Call
28801 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28802 parameter to remove_unnecessary_regions.
28803 (ira_build): Remove all regions but root if the conflict table was
28804 not built. Update conflict hard regs for allocnos crossing calls.
28806 * ira.c (ira_conflicts_p): New global.
28807 (ira): Define and use ira_conflicts_p.
28809 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28810 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28811 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28813 2009-01-06 Ben Elliston <bje@au.ibm.com>
28815 * gengtype-lex.l (YY_NO_INPUT): Define.
28817 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28820 * c-common.c (handle_vector_size_attribute): Also reject
28821 BOOLEAN_TYPE types.
28823 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28825 PR tree-optimization/38492
28826 * graphite.c (rename_map_elt, debug_rename_elt,
28827 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28828 rename_map_elt_info, eq_rename_map_elts,
28829 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28830 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28831 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28832 (sese_build_livein_liveouts): New.
28833 (new_sese, free_sese): New.
28834 (new_scop): Call new_sese.
28835 (free_scop): Call free_sese.
28836 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28837 (register_old_new_names): Renamed register_old_and_new_names.
28838 (register_scop_liveout_renames, add_loop_exit_phis,
28839 insert_loop_close_phis, struct igp,
28840 default_liveout_before_guard, add_guard_exit_phis,
28841 insert_guard_phis, copy_renames): New.
28842 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28843 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28844 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28845 (scop_adjust_phis_for_liveouts): New.
28846 (gloog): Call scop_adjust_phis_for_liveouts.
28848 * graphite.h (struct sese): Documented. Added fields liveout,
28849 num_ver and livein.
28850 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28851 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28852 (struct scop): Added field liveout_renames.
28853 (SCOP_LIVEOUT_RENAMES): New.
28855 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28857 PR tree-optimization/38510
28858 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28859 (translate_clast): Call recompute_all_dominators before
28861 (gloog): Call recompute_all_dominators before graphite_verify.
28863 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28864 Jan Sjodin <jan.sjodin@amd.com>
28866 PR tree-optimization/38500
28867 * graphite.c (create_sese_edges): Call fix_loop_structure after
28870 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28872 * config.gcc: Add m32r*-*-rtems*.
28873 * config/m32r/rtems.h: New file.
28875 2009-01-05 Ben Elliston <bje@au.ibm.com>
28877 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28878 (.po.pox): Likewise.
28879 (po/gcc.pot): Likewise.
28881 2009-01-04 David S. Miller <davem@davemloft.net>
28883 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28884 (STARTING_FRAME_OFFSET): Always set to zero.
28886 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28888 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28889 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28890 fixed-point types, and vectors of the same.
28892 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28894 * config/mips/sync.md (*mb_barrier): Rename to...
28895 (*memory_barrier): ...this.
28897 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28899 * doc/extend.texi (Function Attributes): Move @cindex after @item
28900 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28901 and put in alphabetical order. Fix 'target' name and put in order.
28902 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28905 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28907 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28908 (memory_barrier): Expand as unspec instead of unspec_volatile.
28909 Remove mem:BLK from insn operands. Use Pmode scratch register.
28910 (*memory_barrier): Define as unspec instead of unspec_volatile.
28911 Use (match_dup 0) as input operand.
28913 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28914 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28915 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28916 scratch register. Remove operand 1.
28917 (*stbar): Define as unspec instead of unspec_volatile.
28918 Use (match_dup 0) as input operand, remove (const_int 8).
28919 (*membar): Define as unspec instead of unspec_volatile.
28920 Use (match_dup 0) as input operand, remove input operand 2.
28922 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28923 (memory_barrier): Expand as unspec instead of unspec_volatile.
28924 Remove mem:BLK from insn operands. Use Pmode scratch register.
28925 (*memory_barrier): Define as unspec instead of unspec_volatile.
28926 Use (match_dup 0) as input operand.
28928 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28929 Remove mem:BLK from insn operands. Use Pmode scratch register.
28930 Set volatile flag on operand 0.
28931 (*memory_barrier): New insn pattern.
28933 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28935 (*memory_barrier): Use (match_dup 0) as input operand.
28937 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28938 Remove mem:BLK from insn operands. Use Pmode scratch register.
28939 Set volatile flag on operand 0.
28940 (*mb_internal): New insn pattern.
28942 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28944 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28946 PR middle-end/38586
28947 * function.c (struct temp_slot): Move to the section of the file
28948 that deals with temp slots. Remove field 'address'.
28949 (temp_slot_address_table): New hash table of address -> temp slot.
28950 (struct temp_slot_address_entry): New struct, items for the table.
28951 (temp_slot_address_compute_hash, temp_slot_address_hash,
28952 temp_slot_address_eq, insert_temp_slot_address): Support functions
28954 (find_temp_slot_from_address): Rewrite to use the new hash table.
28955 (remove_unused_temp_slot_addresses): Remove addresses of temp
28956 slots that have been made available.
28957 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28958 worker function for remove_unused_temp_slot_addresses.
28959 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28960 Add the temp slot address to the address -> temp slot map.
28961 (update_temp_slot_address): Update via insert_temp_slot_address.
28962 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28963 (pop_temp_slots): Likewise.
28964 (init_temp_slots): Allocate the address -> temp slot map, or empty
28965 the map if it is already allocated.
28966 (prepare_function_start): Initialize temp slot processing.
28968 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28970 PR middle-end/38584
28971 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28972 Calculate the size of all stack vars assuming no packing of stack
28973 vars will happen, replacing a quadratic algorithm with a linear one.
28975 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28978 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28981 2009-01-03 Diego Novillo <dnovillo@google.com>
28983 * doc/contrib.texi: Update contributions.
28985 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28988 * builtins.c (fold_builtin_memory_op): Give up if either operand
28989 is volatile. Set srctype or desttype to non-qualified version
28993 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28994 and FUNCTION_DECLs.
28996 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28998 PR rtl-optimization/35805
28999 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29000 problem if fast dce is able to remove any instructions.
29001 * dce.c (dce_process_block): Fix dump message.
29003 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29006 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29008 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29010 PR middle-end/38690
29011 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29012 * tree-pretty-print.c (op_code_prio): New function.
29013 (op_prio): No longer static. Use op_code_prio.
29014 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29015 Use op_prio and op_code_prio to determine if () should be
29016 printed around operand(s) or not.
29018 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29019 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29020 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29021 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29022 pp_character instead of pp_string for single letter printing.
29024 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29026 * doc/extend.texi: Fix '#pragma GCC option' typo.
29028 2009-01-02 Richard Guenther <rguenther@suse.de>
29030 * doc/install.texi (--enable-checking): Mention different
29031 default for stage1.
29032 (--enable-stage1-checking): Document.
29034 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29036 PR middle-end/30142
29037 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29038 case to be an error.
29040 2009-01-02 Ben Elliston <bje@au.ibm.com>
29042 * config/fp-bit.h (pack_d): Constify argument.
29043 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29044 (isnan): Constify argument.
29046 (iszero): Likewise.
29047 (pack_d): Likewise.
29048 (_fpadd_parts): Constify return type.
29049 (_fpmul_parts): Likewise.
29050 (_fpdiv_parts): Likewise.
29052 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29055 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29056 warn about overwriting initializer with side-effects or
29057 -Woverride-init if !IMPLICIT.
29058 (output_init_element): Likewise. Pass IMPLICIT down to
29060 (process_init_element): Add IMPLICIT argument. Pass it down
29061 to output_init_element.
29062 (push_init_element, pop_init_level, set_designator): Adjust
29063 process_init_element callers.
29064 (set_nonincremental_init, set_nonincremental_init_from_string):
29065 Adjust add_pending_init callers.
29066 (output_pending_init_elements): Adjust output_init_element callers.
29067 * c-tree.h (process_init_element): Adjust prototype.
29068 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29069 process_init_element callers.
29072 Copyright (C) 2009 Free Software Foundation, Inc.
29074 Copying and distribution of this file, with or without modification,
29075 are permitted in any medium without royalty provided the copyright
29076 notice and this notice are preserved.