1 2009-10-16 Richard Guenther <rguenther@suse.de>
3 * gimple.c (gimple_types_compatible_p): Restrict completing
4 types to record or unions. Simplify completion.
5 Do not merge records or unions with different
6 TYPE_STRUCTURAL_EQUALITY_P tag.
7 (iterative_hash_gimple_type): Restrict non-recursing into
8 pointer targets for records and unions.
10 2009-10-15 Jakub Jelinek <jakub@redhat.com>
13 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
14 * dwarf2out.c (mem_loc_descriptor): Don't handle
15 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
16 punt if it is not lowpart subreg or if inner mode isn't
19 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
22 investigating previous or next insns.
24 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
26 * tree-sra.c (build_ref_for_offset_1): Update comment.
28 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
30 * config/s390/s390.md (atype): Added missing values.
32 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
35 * pa.md (casesi): Use sign extended index in call to
37 (casesi64p): Update pattern to reflect above.
39 2009-10-15 Steve Ellcey <sje@cup.hp.com>
41 PR rtl-optimization/41697
42 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
44 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
47 * config/rs6000/predicates.md: Update copyright year.
48 * config/rs6000/altivec.md: Ditto.
50 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
51 (MD_INCLUDES): Add a2.md.
53 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
54 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
55 (builtin_classify): New static vector to classify various builtins
56 to get the tree attributes correct.
57 (def_builtin): Set the attributes of builtins based on what the
58 builtin does (i.e. memory operation, floating point, saturation
59 need special attributes, others are pure functions).
61 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
63 (enum rs6000_builtins): Include rs6000-builtin.def to define the
64 builtins. Change the end marker to MAX_RS6000_BUILTINS from
66 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
69 * config/rs6000/rs6000-builtin.def: New file that combines the
70 builtin enumeration name and attributes.
72 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
74 * config/i386/linux.h (ASM_SPEC): Add --32.
76 2009-10-15 Jakub Jelinek <jakub@redhat.com>
78 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
79 and DW_TAG_template_alias.
80 (dwarf_attr_name): Handle DW_AT_main_subprogram,
81 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
82 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
83 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
84 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
85 and DW_AT_GNU_odr_signature.
86 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
87 DW_FORM_flag_present and DW_FORM_ref_sig8.
88 (output_signature): Only print name on the first byte.
89 (output_die): Likewise for dw_val_class_data8.
91 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
93 * doc/invoke.texi: Clarify that most optimizations are not enabled
96 2009-10-15 Richard Guenther <rguenther@suse.de>
99 * gimple.c (compare_type_names_p): Handle anonymous names
100 differently based on new mode argument.
101 (gimple_types_compatible_p): For structs also compare the tags.
102 (iterative_hash_type_name): Rename to ...
103 (iterative_hash_name): ... this. Hash all names.
104 (iterative_hash_gimple_type): Fix hashing the struct tag of
105 pointer targets. Hash field decl names.
107 2009-10-15 Richard Guenther <rguenther@suse.de>
110 * gimple.c (gimple_get_alias_set): Avoid recursing on
111 invalid type topology.
113 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
115 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
117 2009-10-15 Richard Guenther <rguenther@suse.de>
119 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
121 2009-10-15 Jakub Jelinek <jakub@redhat.com>
123 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
124 add --with-tune{,-32,-64} configured default for -mtune if explicit
127 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
129 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
132 2009-10-14 DJ Delorie <dj@redhat.com>
134 * config/h8300/h8300.c (F): New.
136 (h8300_emit_stack_adjustment): Call them.
138 (h8300_push_pop): Likewise.
139 (h8300_expand_prologue): Likewise.
140 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
141 (MUST_USE_SJLJ_EXCEPTIONS): Define.
142 (INCOMING_RETURN_ADDR_RTX): Define.
143 (INCOMING_FRAME_SP_OFFSET): Define.
144 (DWARF_CIE_DATA_ALIGNMENT): Define.
146 2009-10-14 Jakub Jelinek <jakub@redhat.com>
148 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
149 fields in builtin structs.
150 (finalize_record_size): Likewise.
152 2009-10-14 Richard Guenther <rguenther@suse.de>
154 * gimple.c (gtc_ob): New global.
155 (struct type_pair_d): Replace pointers with type UIDs.
156 (type_pair_hash): Adjust.
157 (type_pair_eq): Likewise.
158 (lookup_type_pair): Likewise. Allocate from an obstack.
159 (gimple_force_type_merge): Adjust.
160 (gimple_types_compatible_p): Likewise.
161 (free_gimple_type_tables): Free the obstack.
163 2009-10-14 Jakub Jelinek <jakub@redhat.com>
165 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
166 stmts setting DEBUG_EXPR_DECLs.
168 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
169 Don't crash if mode1 is VOIDmode.
171 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
173 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
174 * params.h (IRA_LOOP_RESERVED_REGS): New
175 * tree-pass.h (pass_subregs_of_mode_init,
176 pass_subregs_of_mode_finish): Remove.
177 * passes.c (pass_subregs_of_mode_init,
178 pass_subregs_of_mode_finish): Remove.
179 (pass_reginfo_init): Move before loop optimizations.
180 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
181 * common.opt (fira-loop-pressure): New.
182 * toplev.h (flag_ira_loop_pressure): New.
183 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
185 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
186 Make external and void type functions.
187 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
188 pass_subregs_of_mode_finish): Remove.
189 * ira-costs.c (init_costs): Call init_subregs_of_mode.
190 * regmove.c: Include ira.h.
191 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
192 register pressure calculation in loops.
193 * loop-invariant.c: Include REGS_H and ira.h.
194 (struct loop_data): New members max_reg_pressure, regs_ref, and
196 (struct invariant): New member orig_regno.
197 (curr_loop): New variable.
198 (find_exits): Initialize regs_ref and regs_live.
199 (create_new_invariant): Initialize orig_regno.
200 (get_cover_class_and_nregs): New.
201 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
202 array. Add code for flag_ira_loop_pressure.
203 (gain_for_invariant): Make new_regs an array. Add code for
204 flag_ira_loop_pressure.
205 (best_gain_for_invariant): Ditto.
206 (set_move_mark): New parameter gain. Use it for debugging output.
207 (find_invariants_to_move): Make regs_needed and new_regs an array.
208 Add code for flag_ira_loop_pressure.
209 (move_invariant_reg): Set up orig_regno.
210 (move_invariants): Set up reg classes for pseudos for
211 flag_ira_loop_pressure.
212 (free_loop_data): Clear regs_ref and regs_live.
213 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
214 get_regno_cover_class, change_pressure, mark_regno_live,
215 mark_regno_death, mark_reg_store, mark_reg_clobber,
216 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
217 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
218 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
219 register pressure calculation in loops if new regs were added.
220 Call finish_subregs_of_mode.
221 * opts.c (decode_options): Set up flag_ira_loop_pressure.
222 * Makefile.in (loop-invariant.o): Add ira.h.
224 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
226 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
228 2009-10-14 Richard Guenther <rguenther@suse.de>
230 * lto-symtab.c (lto_symtab_compatible): Fold in ...
231 (lto_symtab_merge): ... here. Rewrite both to take the
232 prevailing and a to-be-merged entry and to queue diagnostics
234 (lto_symtab_resolve_replaceable_p): New predicate for
236 (lto_symtab_resolve_can_prevail_p): Likewise.
237 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
238 handles merging commons by choosing the largest decl. Fold
239 in code that gives ODR errors.
240 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
242 (lto_symtab_merge_decls_1): Re-structure. Deal with the
243 case of no prevailing decl here. Diagnose mismatches
244 in object types here. Drop all but the prevailing decls.
245 (lto_symtab_prevailing_decl): Return the single prevailing decl.
246 * lto-streamer-in.c (lto_input_tree_ref): Deal with
247 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
249 2009-10-14 Richard Guenther <rguenther@suse.de>
252 * lto-streamer-in.c (input_bb): Replace debug stmts with
253 nops instead of dropping them.
255 2009-10-14 Nick Clifton <nickc@redhat.com>
257 * gcc/doc/extended.texi: Replace the dash character with
258 @minus{} in situations where it is being used as a minus
260 * gcc/doc/tm.texi: Likewise.
261 * gcc/doc/md.texi: Likewise.
263 2009-10-14 Jakub Jelinek <jakub@redhat.com>
265 PR preprocessor/41543
266 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
267 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
268 * tree.c: Include intl.h.
269 (expand_location): Handle BUILTINS_LOCATION.
270 * Makefile.in (tree.o): Depend on intl.h.
273 * dwarf2out.c (dwarf2out_var_location): Always clear
274 last_postcall_label when changing last_label.
276 2009-10-14 Pascal Obry <obry@adacore.com>
278 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
279 (process_command): Handle -E as done with -c and -S. Do not add
280 the target executable suffix to the output file when -E is used.
281 (main): Adjust error message accordingly.
283 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
289 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
291 (tree_code_size): Likewise.
293 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
295 * builtins.c (fold_builtin_1): Support complex "arc" functions.
296 * real.h (HAVE_mpc_arc): Define.
298 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
300 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
301 (struct builtin_description): Add fndecl field.
302 (bdesc): Remove const qualifier. Update initializer.
303 (sh_media_init_builtins): Remove const qualifier for d. Record
304 the result of add_builtin_function to the fndecl field.
305 (sh_builtin_decl): New.
306 (sh_media_builtin_decl): New.
308 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
311 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
312 requests between special registers.
314 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
316 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
318 2009-10-13 Richard Henderson <rth@redhat.com>
320 PR tree-optimization/41377
321 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
322 (cleanup_empty_eh_merge_phis): New change_region parameter;
323 pass it on to redirect_eh_edge_1. Update callers.
324 (cleanup_empty_eh_unsplit): Don't require an existing EH label
325 at the destination block.
327 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
329 * passes.c (register_pass): Replaced gcc_unreachable by
330 fatal_error on failure. Mentions plugins in comments & messages.
332 2009-10-13 Jakub Jelinek <jakub@redhat.com>
335 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
336 * sched-vis.c (print_value): Use it.
337 * cselib.c (cselib_hash_rtx): Likewise.
338 * print-rtl.c (print_rtx): Likewise.
339 * cfgexpand.c (expand_debug_rtx): Likewise.
340 * var-tracking.c (vt_expand_loc_callback): Likewise.
342 2009-10-13 Richard Guenther <rguenther@suse.de>
345 * opts.c (handle_option): Split out code to handle setting
346 the options flag var ...
347 (set_option): ... here.
348 * opts.h (set_option): Declare.
349 * lto-opts.c (register_user_option_p): Include -fexceptions
350 and all position independent code variants.
351 (handle_common_option): Remove.
352 (lto_reissue_options): Use set_option.
354 2009-10-13 Martin Jambor <mjambor@suse.cz>
356 PR tree-optimization/41661
357 * ipa-prop.c (compute_complex_pass_through): Allow only operations
358 that are tcc_comparisons or do not change the type in any
360 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
361 folding tcc_comparison operations.
363 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
365 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
368 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
374 * tree.def (DEBUG_EXPR_DECL): New.
375 * rtl.def (DEBUG_EXPR): New.
376 * gengtype.c (adjust_field_rtx_def): Handle it.
377 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
378 (insert_debug_temp_for_var_def): ... this. Drop support for
379 moving. Take iterator for def stmt; insert debug stmt before it.
380 Scan early for use count and kind in debug stmts.
381 (propagate_defs_into_debug_stmts): Rename to...
382 (insert_debug_temps_for_defs): ... this. Likewise.
383 * tree.h (DEBUG_TEMP_UID): New.
384 * tree.c (next_debug_decl_uid): New.
385 (make_node_stat): Count debug decls separately.
386 (copy_node_stat): Likewise.
387 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
388 * var-tracking.c (dv_is_decl_p): Recognize it.
389 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
390 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
391 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
392 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
393 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
394 (cselib_hash_rtx): Likewise.
395 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
396 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
398 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
399 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
400 * rtl.c (copy_rtx): Likewise.
401 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
402 * print-rtl.c (print_rtx): Likewise.
403 * sched-vis.c (print_value): Likewise.
404 (print_insn): Handle DEBUG_EXPR_DECL.
405 * tree-dump.c (dequeue_and_dump): Likewise.
406 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
407 * gimple-iterator (gsi_replace): Check for same lhs.
408 (gsi_remove): Insert debug temps.
409 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
410 (move_computations_stmt): Drop explicit propagation into debug stmts.
411 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
412 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
413 * tree-ssa-sink.c (statement_sink_location): Likewise.
414 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
415 * tree-ssanames.c (release_ssa_name): Adjust for rename.
416 * tree-flow.h: Likewise.
417 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
418 debug temps without values.
419 (eliminate_unnecessary_stmts): Don't discard just-inserted
422 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
425 * config/cris/cris.md (andu): Check that operand 1 is one of the
426 general registers. Fix typo in head comment.
428 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
430 * config/i386/i386.md (vswapmov): New.
431 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
432 (ix86_function_ms_hook_prologue): New.
433 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
434 * configure.ac: Test for swap suffix support in as.
435 * configure: Rebuild.
437 2009-10-12 Jakub Jelinek <jakub@redhat.com>
440 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
441 paradoxical subregs to prevent partial register stalls if the inner
442 mode is integer mode.
444 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
448 2009-10-12 Dodji Seketeli <dodji@redhat.com>
451 * gcc/dwarf2out.c (template_parameter_pack_die,
452 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
454 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
457 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
459 (maybe_register_def): Likewise. Take stmt iterator.
460 (rewrite_update_stmt): Take stmt iterator and pass it on.
461 (rewrite_update_enter_block): Pass stmt iterator.
463 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
465 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
466 (spu_builtin_decl): New function.
468 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
470 * config/i386/i386.md (SWIM): New mode iterator.
471 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
472 using SWIM mode iterator.
473 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
474 patterns using SWI48 mode iterator.
475 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
476 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
477 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
478 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
479 patterns using SWI248 mode iterator.
480 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
481 gen_x86_movdicc_0_m1_rex64 for renamed function
483 2009-10-11 Jose Ruiz <ruiz@adacore.com>
484 Eric Botcazou <ebotcazou@adacore.com>
487 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
488 * config/sparc/sol2-unwind.h: New file.
490 2009-10-11 Olivier Hainque <hainque@adacore.com>
491 Eric Botcazou <ebotcazou@adacore.com>
494 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
495 * config/i386/sol2-unwind.h: New file.
497 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
500 * config/i386/i386.md (addsi_1_zext): Get the proper second
503 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
505 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
506 all OLD_RTXes, not just REGs. Use copy_rtx to create the
509 2009-10-11 Richard Guenther <rguenther@suse.de>
511 * gimple.c (iterative_hash_type_name): Do not handle special
514 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
517 (*setcc_si_1_and): Ditto.
518 (*setcc_si_1_movzbl): Ditto.
519 (*setcc_<mode>_2): Ditto.
520 (*setcc_qi): Rename from *setcc_1.
521 (*setcc_qi_slp): Rename from *setcc_2.
523 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
524 (*zero_extendqisi2_movzbw_and splitter): Ditto.
526 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
527 "if" condition, there is already assert with reload_completed present.
529 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
531 * plugin.c (try_init_one_plugin): Improve constness of variable err.
533 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
535 * doc/install.texi (Final install): Refer to
536 http://gcc.gnu.org/bugs/ for bug reporting.
538 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
540 * configure.ac: Add test for dci instruction.
541 * configure: Regenerate.
542 * config.in: Likewise.
543 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
544 * doc/invoke.texi: Add cpu_type 476 and 476fp.
545 (-mmulhw): Add 476 to description.
547 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
548 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
549 (processor_target_table): Add 476 and 476fp entries.
550 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
551 (rs6000_issue_rate): Add CPU_PPC476.
552 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
553 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
554 (processor_type): Add PROCESSOR_PPC476.
555 (EXTRA_SPECS): Add asm_cpu_476 string.
556 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
557 (define_attr "cpu"): Add ppc476.
559 Update comments for 476.
560 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
561 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
562 Update copyright year.
563 * config/rs6000/476.md: New file.
564 * config/rs6000/40x.md: Add description for "isel" attribute.
565 Update copyright year.
566 * config/rs6000/440.md: Likewise.
567 * config/rs6000/603.md: Likewise.
568 * config/rs6000/6xx.md: Likewise.
569 * config/rs6000/7450.md: Likewise.
570 * config/rs6000/7xx.md: Likewise.
571 * config/rs6000/8540.md: Likewise.
572 * config/rs6000/cell.md: Likewise.
573 * config/rs6000/e300c2c3.md: Likewise.
574 * config/rs6000/e500mc.md: Likewise.
575 * config/rs6000/mpc.md: Likewise.
576 * config/rs6000/power4.md: Likewise.
577 * config/rs6000/power5.md: Likewise.
578 * config/rs6000/power6.md: Likewise.
579 * config/rs6000/power7.md: Likewise.
580 * config/rs6000/rios1.md: Likewise.
581 * config/rs6000/rios2.md: Likewise.
582 * config/rs6000/rs64.md: Likewise.
584 2009-10-10 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/41654
587 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
588 a cond expr before calling gimple_cond_set_condition_from_tree.
589 (ifcombine_iforif): Likewise.
591 2009-10-09 Ian Lance Taylor <iant@google.com>
593 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
594 * configure: Rebuild.
596 2009-10-09 Neil Vachharajani <nvachhar@google.com>
598 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
601 2009-10-09 Richard Guenther <rguenther@suse.de>
604 * target-def.h (TARGET_BUILTIN_DECL): Define.
605 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
606 * target.h (struct gcc_target): Add builtin_decl target hook.
607 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
608 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
610 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
612 (lto_output_builtin_tree): Sorry if the target does not support
613 streaming target builtins.
614 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
615 (rs6000_builtin_decl): New function.
616 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
617 (ix86_builtin_decl): New function.
619 2009-10-09 Jakub Jelinek <jakub@redhat.com>
621 PR preprocessor/41445
622 * c-ppoutput.c (do_line_change): New function.
623 (cb_line_change): Use it.
624 (scan_translation_unit): Call do_line_change if
625 avoid_paste or PREV_WHITE and token location is on a different line
629 * dwarf2out.c (dwarf2out_init): Test whether
630 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
633 PR rtl-optimization/41646
634 * calls.c (expand_call): For BLKmode types returned in registers
635 avoid likely spilled hard regs in copy_blkmode_from_reg generated
638 2009-10-09 Richard Guenther <rguenther@suse.de>
640 PR tree-optimization/41634
641 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
642 we remove the correct elements.
643 (optimize_stmt): Make sure to update stmt operands before
644 optimizing redundancies.
646 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
648 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
650 2009-10-09 Richard Guenther <rguenther@suse.de>
653 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
655 (lto_wrapper_exit): New function.
657 (fatal_perror): Likewise.
658 (fork_execute): Use global args_name, do not free it.
659 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
660 * lto-streamer.h: Remove duplicate prototypes.
662 2009-10-09 Richard Guenther <rguenther@suse.de>
664 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
665 before calling stmt_can_throw_external.
667 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
669 PR tree-optimization/40071
670 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
671 pointer if the original data reference doesn't conflict with the
672 created vector data reference. Fix long line.
674 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
676 * config/i386/i386.md (any_div): New code iterator.
677 (u): Handle div and udiv.
679 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
681 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
682 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
683 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
684 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
686 2009-10-08 Joseph Myers <joseph@codesourcery.com>
688 * gcc.c (main): Remove trailing "." from diagnostics.
690 2009-10-08 Cary Coutant <ccoutant@google.com>
692 Add support for debugging with ICF (Identical Code Folding).
693 * calls.c (debug.h): New #include.
694 (emit_call_1): Call virtual_call_token debug hook.
695 * common.opt (-fenable-icf-debug): New option.
696 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
697 locations in the source).
698 (poc_label_num): New variable.
699 (dcall_entry, vcall_entry): New typedefs.
700 (dcall_table, vcall_table): New variables.
701 (struct vcall_insn): New type.
702 (vcall_insn_table): New variable.
703 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
704 (size_of_dcall_table): New function.
705 (output_dcall_table): New function.
706 (size_of_vcall_table): New function.
707 (output_vcall_table): New function.
708 (dwarf2out_direct_call): New function.
709 (vcall_insn_table_hash): New function.
710 (vcall_insn_table_eq): New function.
711 (dwarf2out_virtual_call_token): New function.
712 (dwarf2out_virtual_call): New function.
713 (dwarf2out_init): Allocate new tables and sections.
714 (prune_unused_types): Mark DIEs referenced from direct call table.
715 (dwarf2out_finish): Output direct and virtual call tables.
716 * final.c (final_scan_insn): Call direct_call and virtual_call
718 * debug.h (struct gcc_debug_hooks): Add direct_call,
719 virtual_call_token, virtual_call hooks.
720 (debug_nothing_uid): New function.
721 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
722 (debug_nothing_uid): New function.
723 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
724 (xcoff_debug_hooks): Likewise.
725 * sdbout.c (sdb_debug_hooks): Likewise.
726 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
727 * doc/invoke.texi (-fenable-icf-debug): New option.
729 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
732 * regmove.c (regmove_backward_pass): Replace src with dst in the
733 debug insn, and check for dst before rather than after.
735 2009-10-08 Janis Johnson <janis187@us.ibm.com>
737 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
738 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
740 2009-10-08 Jan Hubicka <jh@suse.cz>
743 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
744 do not mark cgraph nodes as needed.
745 (record_references_in_initializer): Add new only_vars parameter.
746 * cgraph.h (record_references_in_initializer): New parameter.
747 * varasm.c (assemble_variable): Update call.
748 * varpool.c (varpool_analyze_pending_decls): Always look for
751 2009-10-08 Anatoly Sokolov <aesok@post.ru>
753 * config/avr/avr.c (last_insn_address) Remove variable.
754 (expand_prologue): Don't initialise last_insn_address variable.
755 (final_prescan_insn): Don't output insn size.
756 * config/avr/avr.opt (msize): Remove switch.
757 * doc/invoke.texi (AVR Options): Remove documentation of -msize
760 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
762 * combine.c (label_tick_ebb_start): Fix comment.
763 (combine_instructions): Set label_tick and label_tick_ebb_start before
764 calling setup_incoming_promotions. Start them from 1. Increment
765 label_tick instead of deriving it from the BB index. Rather than
766 comparing ticks use the block from the previous iteration to decide
767 whether to start a new EBB. Remove empty lines before function.
769 2009-10-08 Michael Matz <matz@suse.de>
772 * builtins.c (fold_builtin_isascii): Use fold_build2.
773 (fold_builtin_isdigit): Ditto.
774 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
775 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
776 remove_useless_stmts_cond, remove_useless_stmts_tf,
777 remove_useless_stmts_tc, remove_useless_stmts_bind,
778 remove_useless_stmts_goto, remove_useless_stmts_label,
779 remove_useless_stmts_1, remove_useless_stmts,
780 pass_remove_useless_stmts): Remove.
781 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
782 * passes.c (init_optimization_passes): Don't add
783 pass_remove_useless_stmts.
784 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
785 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
787 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
788 for static constants.
789 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
790 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
792 2009-10-08 Richard Guenther <rguenther@suse.de>
794 * gimple.c (free_gimple_type_tables): New function.
795 * gimple.h (free_gimple_type_tables): Declare.
797 2009-10-07 Mark Heffernan <meheff@google.com>
799 * ipa-prop.c (ipa_print_node_params) Only print
800 names of named arguments.
802 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
804 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
805 being statically linked.
807 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
809 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
811 2009-10-08 Jan Hubicka <jh@suse.cz>
814 * ipa.c (cgraph_externally_visible_p,
815 function_and_variable_visibility,
816 whole_program_function_and_variable_visibility): Skip non-finalized
819 2009-10-08 Nick Clifton <nickc@redhat.com>
821 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
824 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
827 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
829 2009-10-07 Joseph Myers <joseph@codesourcery.com>
832 * c-common.c (c_fully_fold_internal): Strip nops from the result
833 of recursive calls to c_fully_fold_internal.
834 (c_wrap_maybe_const): New.
835 (c_save_expr): Use c_wrap_maybe_const.
836 * c-common.h (c_wrap_maybe_const): Declare.
837 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
838 build_binary_op): Use c_wrap_maybe_const.
840 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
842 * real.c: Fix comment to reflect actual exponent size.
844 2009-10-08 Ben Elliston <bje@au.ibm.com>
846 * config/rs6000/a2.md: Add FSF comment header.
848 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
850 * config/i386/i386.md (any_extend): New code iterator.
851 (u, s): New code attributes.
853 (DWIH): Rewrite as code iterator for SI and DI modes.
854 (DWI): Rewrite as mode attribute.
855 (dwi): New mode attribute.
856 (di): Depend on SI mode and DI mode.
857 (doubleint_general_operand): Remove mode attribute.
859 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
862 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
863 (*sub<mode>3_doubleword): Ditto.
865 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
866 using SWIM248 mode iterator.
867 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
868 using SWI48 mode iterator.
869 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
870 patterns using DWIH mode iterator and any_extend code iterator.
871 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
872 using any_extend code iterator.
873 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
874 patterns using DWIH mode iterator and any_extend code iterator.
875 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
876 using any_extend code iterator.
877 (<s>mul<mode>3_highpart): Macroize expander from
878 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
879 and any_extend code iterator.
880 (*<s>muldi3_highpart_1): Macroize insn from
881 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
882 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
883 patterns using any_extend code iterator.
884 (*<s>mulsi3_highpart_zext): Macroize insn from
885 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
887 2009-10-07 Jakub Jelinek <jakub@redhat.com>
889 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
890 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
891 refering to a DIE with DW_AT_const_value.
893 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
896 * ira-lives.c (check_and_make_def_conflict): Process all operands.
898 2009-10-06 Jan Hubicka <jh@suse.cz>
900 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
903 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
905 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
906 *lea_2_rex64): Move before *add<mode>_1 pattern.
908 2009-10-07 Jan Hubicka <jh@suse.cz>
910 * collect2.c (main): Add -fno-whole-program.
911 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
913 2009-10-07 Jan Hubicka <jh@suse.cz>
915 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
916 has no address taken.
917 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
919 (cgraph_clone_node): Clear externally_visible flag for clones.
920 * cgraph.h (cgraph_only_called_directly_p,
921 cgraph_can_remove_if_no_direct_calls_p): New predicates.
922 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
923 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
924 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
925 ipcp_insert_stage): Likwise.
926 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
927 externally_visible flag.
928 (verify_cgraph_node): Verify that inline clones look right.
929 (process_function_and_variable_attributes): Do not set
930 externally_visible flags.
931 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
933 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
935 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
936 clear externally_visible when turning into inline clones
937 (cgraph_mark_inline_edge): Use new predicates.
938 (cgraph_estimate_growth): Likewise.
939 (cgraph_decide_inlining): Likewise.
940 * ipa.c (cgraph_postorder): Likewise.
941 (cgraph_remove_unreachable_nodes): Likewise; sanity check
942 that inline clones are not needed.
943 (cgraph_externally_visible_p): New predicate.
944 (function_and_variable_visibility): Add whole_program parameter;
945 always set externally_visible flag; handle COMDAT function
947 (local_function_and_variable_visibility): New function.
948 (gate_whole_program_function_and_variable_visibility): New function.
949 (whole_program_function_and_variable_visibility): New function.
950 (pass_ipa_whole_program_visibility): New function.
951 * passes.c (init_optimization_passes): Add whole program visibility
953 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
954 not care about needed/reachable flags.
955 * varpool.c: Include flags.h
956 (decide_is_variable_needed): When doing LTO assume whole-program mode.
957 (varpool_finalize_decl): When we are in LTO read-back, all variables
959 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
961 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
963 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
966 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
968 * config.gcc: Don't include the makefile fragments intended for
970 * config/s390/fixdfdi.h: File removed.
971 * config/s390/libgcc-glibc.ver: File removed.
972 * config/s390/s390.h: Remove the fixdfdi.h hack.
973 * config/s390/t-crtstuff: File moved to libgcc dir.
974 * config/s390/t-linux: Likewise.
975 * config/s390/t-tpf: libgcc specific parts removed.
976 * config/s390/t-linux64: Likewise.
978 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
980 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
981 (lto-compress.o): Likewise.
983 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
986 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
987 dllexport to class members here.
988 (i386_pe_determine_dllimport_p): Only check static class data for
990 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
991 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
992 functions for vague linkage.
993 (i386_pe_type_dllexport_p): Fix formatting.
994 (maybe_add_dllexport) New function.
995 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
998 2009-10-07 Ben Elliston <bje@au.ibm.com>
1000 * config/rs6000/a2.md: Remove duplicated lines.
1002 2009-10-07 Ben Elliston <bje@au.ibm.com>
1004 * config.gcc (powerpc*-*-*): Handle a2.
1005 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1006 * config/rs6000/a2.md: New file.
1007 * config/rs6000/rs6000.opt (mno-update): New.
1008 (mupdate): Return to using a mask, not a var.
1009 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1010 (enum processor_type): Add PROCESSOR_PPCA2.
1011 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1012 (rs6000_override_options): Add "a2" to processor_target_table.
1013 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1014 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1016 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1018 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1019 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1020 reference to nonexistent gen_truncxfxf2 function.
1022 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1024 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1025 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1026 (general_operand): Handle TI mode.
1027 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1028 using SDWIM mode iterator.
1029 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1030 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1031 using DWI mode iterator.
1032 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1033 patterns using SWI mode iterator.
1034 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1035 using SWI48 mode iterator.
1036 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1037 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1038 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1039 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1040 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1041 using SDWIM mode iterator.
1042 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1043 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1044 using DWI mode iterator.
1045 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1046 patterns using SWI mode iterator.
1047 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1048 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1049 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1050 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1051 patterns using plusminus code iterator.
1052 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1053 sub<mode>3 patterns using plusminus code iterator.
1054 * config/i386/i386.c (override_options): Update the call to
1055 gen_subdi_carry_rex64 for renamed function.
1056 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1057 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1058 calls to instruction expanders.
1060 2009-10-06 Martin Jambor <mjambor@suse.cz>
1063 * opts.c (decode_options): Run IPA-SRA at -O2.
1065 2009-10-06 Richard Guenther <rguenther@suse.de>
1067 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1069 2009-10-06 Tobias Burnus <burnus@net-b.de>
1072 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1073 -flto and -fwhole-program flags can be combined.
1075 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1078 * gcc.c (process_command): Check that -o argument was specified.
1080 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1082 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1084 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1086 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1087 * doc/invoke.texi (Warning Options): Annotate allowed languages
1088 for -Wunsuffixed-float-constants.
1090 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1092 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1093 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1094 same name and isn't the main variant.
1097 * dwarf2out.c (loc_by_reference): Removed.
1098 (dw_loc_list_1): New function.
1099 (dw_loc_list): Remove toplev argument, add want_address argument.
1100 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1101 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1102 want_address == 2 to dw_loc_list. For successful dw_loc_list
1103 set have_address to 1 only if want_address is not 0.
1105 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1107 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1108 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1109 a code block followed by two pointers.
1110 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1111 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1112 (MIPS_MOVE): Likewise.
1113 (MIPS_LUI): Likewise.
1114 (MIPS_JR): Likewise.
1115 (MIPS_BAL): Likewise.
1116 (MIPS_NOP): Likewise.
1117 (mips_asm_trampoline_template): Delete.
1118 (mips_trampoline_code_size): New function.
1119 (mips_trampoline_init): Add shorter sequences for all cases
1120 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1121 Calculate the opcodes directly, rather than copying from a template.
1122 Only flush the code part of the trampoline.
1123 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1125 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1127 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1128 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1129 (INCOMING_RETURN_ADDR_RTX): Likewise.
1130 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1132 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1133 with RETURN_ADDR_REGNUM.
1134 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1135 * config/mips/mips.c (mips16_build_call_stub): Replace
1136 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1137 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1138 (mips_print_operand_punctuation): Likewise.
1139 (mips_frame_set): Likewise.
1140 (mips16e_output_save_restore): Likewise.
1141 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1142 (mips_save_reg_p): Likewise.
1143 (mips_return_addr): Likewise.
1144 (mips_set_return_address): Likewise.
1145 (mips_direct_save_slot_move_p): Likewise.
1146 (mips_output_function_prologue): Likewise.
1147 (mips_restore_reg): Likewise.
1148 (mips_expand_epilogue): Likewise.
1149 (mips_epilogue_uses): Likewise.
1150 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1151 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1152 (clear_hazard_<mode>): Likewise.
1153 (call_internal): Likewise.
1154 (call_internal_direct): Likewise.
1155 (call_direct_split): Likewise.
1156 (call_value_internal): Likewise.
1157 (call_value_split): Likewise.
1158 (call_value_internal_direct): Likewise.
1159 (call_value_direct_split): Likewise.
1160 (call_value_multiple_internal): Likewise.
1161 (call_value_multiple_split): Likewise.
1163 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1164 Jakub Jelinek <jakub@redhat.com>
1166 PR rtl-optimization/41511
1167 * combine.c (record_value_for_reg): Pass explicit values as argument
1168 to get_last_value_validate.
1169 (get_last_value_validate): Document INSN parameter.
1170 For non-readonly MEMs, assume they might have been modified if INSN
1171 was in another basic block.
1172 (get_last_value): Minor reformatting.
1174 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1177 * final.c (asm_str_count): Split out from asm_insn_count.
1178 * rtl.h (asm_str_count): New prototype.
1179 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1182 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1184 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1186 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1187 Rafael Espindola <espindola@google.com>
1189 * gengtype.c (write_types): Moved call to write_func_for_structure
1190 into seperate loops.
1192 2009-10-05 Richard Guenther <rguenther@suse.de>
1195 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1196 (input_cgraph_1): Input toplevel asms.
1198 2009-10-05 Richard Guenther <rguenther@suse.de>
1201 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1202 (external_aggregate_decl_p): Likewise.
1203 (lto_symtab_compatible): Re-structure. Remove dead code.
1204 For variables ignore toplevel qualifiers when comparing types.
1205 Issue warnings, not errors for mismatched user-alignment.
1207 2009-10-05 Richard Guenther <rguenther@suse.de>
1211 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1212 (struct lto_symtab_identifier_def): Likewise.
1213 (struct lto_symtab_decl_def): Likewise.
1214 (struct lto_symtab_entry_def): New.
1215 (lto_symtab_identifier_t): Rename to ...
1216 (lto_symtab_entry_t): ... this.
1217 (lto_symtab_decls): Remove.
1218 (lto_symtab_base_hash): Rename to ...
1219 (lto_symtab_entry_hash): ... this.
1220 (lto_symtab_base_eq): Rename to ...
1221 (lto_symtab_entry_eq): ... this.
1222 (lto_symtab_base_marked_p): Rename to ...
1223 (lto_symtab_entry_marked_p): ... this.
1224 (lto_symtab_identifier_marked_p): Remove.
1225 (lto_symtab_decl_marked_p): Likewise.
1226 (lto_symtab_maybe_init_hash_tables): Rename to ...
1227 (lto_symtab_maybe_init_hash_table): ... this.
1228 (lto_symtab_set_resolution_and_file_data): Remove.
1229 (lto_symtab_register_decl): New function.
1230 (lto_symtab_get_identifier): Remove.
1231 (lto_symtab_get): New function.
1232 (lto_symtab_get_resolution): Adjust.
1233 (lto_symtab_get_identifier_decl): Remove.
1234 (lto_symtab_set_identifier_decl): Likewise.
1235 (lto_symtab_merge_decl): Rename to ...
1236 (lto_symtab_merge): ... this. Rewrite.
1237 (lto_symtab_merge_var): Remove.
1238 (lto_symtab_merge_fn): Likewise.
1239 (lto_symtab_prevailing_decl): Adjust.
1240 (lto_cgraph_replace_node): New function.
1241 (lto_symtab_merge_decls_2): Likewise.
1242 (lto_symtab_merge_decls_1): Likewise.
1243 (lto_symtab_fixup_var_decls): Likewise.
1244 (lto_symtab_resolve_symbols): Likewise.
1245 (lto_symtab_merge_decls): Likewise.
1246 (lto_symtab_prevailing_decl): Adjust.
1247 (lto_symtab_get_symtab_def): Remove.
1248 (lto_symtab_get_file_data): Likewise.
1249 (lto_symtab_clear_resolution): Adjust.
1250 (lto_symtab_clear_resolution): Likewise.
1251 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1252 (input_cgraph_1): Likewise.
1253 * lto-streamer-in.c (get_resolution): Do not provide fake
1254 symbol resolutions here.
1255 (deferred_global_decls): Remove.
1256 (lto_register_deferred_decls_in_symtab): Likewise.
1257 (lto_register_var_decl_in_symtab): Change signature, register
1258 variable via lto_symtab_register_decl.
1259 (lto_register_function_decl_in_symtab): Likewise.
1260 (lto_read_tree): Adjust.
1261 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1262 (lto_symtab_merge_var): Likewise.
1263 (lto_symtab_merge_fn): Likewise.
1264 (lto_symtab_register_decl): Declare.
1265 (lto_symtab_merge_decls): Likewise.
1267 2009-10-05 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/23821
1270 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1271 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1272 simple IV increments.
1274 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1276 * config/arm/arm.c (arm_override_options): Really initialize
1277 flag_dwarf2_cfi_asm to 0.
1279 2009-10-05 Doug Kwan <dougkwan@google.com>
1281 PR rtl-optimization/41574
1282 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1283 floating point and we are not doing unsafe math optimizations.
1285 2009-10-03 Simon Baldwin <simonb@google.com>
1286 Cary Coutant <ccoutant@google.com>
1287 Rafael Espindola <espindola@google.com>
1288 Richard Guenther <rguenther@suse.de>
1289 Jan Hubicka <jh@suse.cz>
1290 Doug Kwan <dougkwan@google.com>
1291 H.J. Lu <hongjiu.lu@intel.com>
1292 Bill Maddox <maddox@google.com>
1293 Ryan Mansfield <rmansfield@qnx.com>
1294 Diego Novillo <dnovillo@google.com>
1295 Ollie Wild <aaw@google.com>
1296 Kenneth Zadeck <zadeck@naturalbridge.com>
1298 * lto-cgraph.c: New file.
1299 * lto-compress.c: New file.
1300 * lto-compress.h: New file.
1301 * lto-opts.c: New file.
1302 * lto-section-in.c: New file.
1303 * lto-section-out.c: New file.
1304 * lto-streamer-in.c: New file.
1305 * lto-streamer-out.c: New file.
1306 * lto-streamer.c: New file.
1307 * lto-streamer.h: New file.
1308 * lto-symtab.c: New file.
1309 * lto-wpa-fixup.c: New file.
1310 * lto-wrapper.c: New file.
1312 2009-10-03 Simon Baldwin <baldwin@google.com>
1313 Ben Elliston <bje@au.ibm.com>
1314 Rafael Espindola <espindola@google.com>
1315 Nathan Froyd <froydnj@codesourcery.com>
1316 Jan Hubicka <jh@suse.cz>
1317 Doug Kwan <dougkwan@google.com>
1318 Diego Novillo <dnovillo@google.com>
1319 Kenneth Zadeck <zadeck@naturalbridge.com>
1321 * Makefile.in (enable_lto): New.
1322 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1323 (LINKER_PLUGIN_API_H): Define.
1324 (LTO_SYMTAB_H): Define.
1325 (LTO_STREAMER_H): Define.
1326 (TREE_VECTORIZER_H): Define.
1327 (INCLUDES): Add LIBELFINC.
1328 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1329 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1330 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1331 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1332 (native): Add lto-wrapper$(exeext)
1333 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1334 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1335 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1336 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1337 (varasm.o): Add dependency on tree-iterator.h.
1338 (cgraph.o): Add dependency on cif-code.def.
1339 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1340 (ipa-pure-const.o): Likewise.
1341 (GTFILES): Add lto-symtab.c.
1342 (install-lto-wrapper): New.
1343 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1344 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1345 * config.in: Regenerate.
1347 2009-10-03 Rafael Espindola <espindola@google.com>
1348 Diego Novillo <dnovillo@google.com>
1350 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1351 ipa_write_summaries.
1352 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1354 (cgraph_optimize): Make extern.
1356 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1357 Kenneth Zadeck <zadeck@naturalbridge.com>
1359 * toplev.c (in_lto_p): Declare.
1360 * collect2.c (scan_prog_file): Read all the output when reading
1361 information for LTO.
1362 (enum lto_mode_d): Declare.
1364 2009-10-03 Richard Guenther <rguenther@suse.de>
1365 Diego Novillo <dnovillo@google.com>
1367 * gimple.c: Include target.h and alias.h.
1368 (gimple_types): Declare.
1369 (type_hash_cache): Declare.
1370 (gimple_alloc_stat): Make extern.
1371 (gimple_build_eh_must_not_throw): Call
1372 gimple_eh_must_not_throw_set_fndecl.
1373 (struct type_pair_d): Declare.
1374 (type_pair_t): Declare.
1375 (type_pair_hash): New.
1376 (type_pair_eq): New.
1377 (lookup_type_pair): New.
1378 (gimple_force_type_merge): New.
1379 (compare_type_names_p): New.
1380 (compare_field_offset): New.
1381 (gimple_types_compatible_p): New.
1382 (struct sccs): Declare.
1383 (next_dfs_num): Declare.
1384 (iterative_hash_gimple_type): New.
1386 (iterative_hash_type_name): New.
1387 (iterative_hash_gimple_type): New.
1388 (gimple_type_hash): New.
1389 (gimple_type_eq): New.
1390 (gimple_register_type): New.
1391 (print_gimple_types_stats): New.
1392 (gimple_signed_or_unsigned_type): New.
1393 (gimple_unsigned_type): New.
1394 (gimple_signed_type): New.
1395 (gimple_get_alias_set): New.
1396 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1397 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1398 (gimple_force_type_merge): Declare.
1399 (gimple_types_compatible_p): Declare.
1400 (gimple_register_type): Declare.
1401 (print_gimple_types_stats): Declare.
1402 (gimple_unsigned_type): Declare.
1403 (gimple_signed_type): Declare.
1404 (gimple_get_alias_set): Declare.
1405 (gimple_eh_must_not_throw_set_fndecl): New.
1407 2009-10-03 Jan Hubicka <jh@suse.cz>
1408 Kenneth Zadeck <zadeck@naturalbridge.com>
1410 * ipa-pure-const.c: Include lto-streamer.h.
1411 (register_hooks): Factor out of ...
1412 (generate_summary): ... here.
1413 (pure_const_write_summary): New.
1414 (pure_const_read_summary): New.
1415 (pass_ipa_pure_const): Add pure_const_write_summary and
1416 pure_const_read_summary.
1417 * ipa-reference.c: Include lto-streamer.h.
1418 (add_new_function): New.
1419 (remove_node_data): New.
1420 (duplicate_node_data): New.
1421 (ipa_init): Guard against multiple calls.
1422 Move hook setup from analyze_function.
1423 (write_node_summary_p): New.
1424 (ipa_reference_write_summary): New.
1425 (ipa_reference_read_summary): New.
1426 (pass_ipa_reference): Add ipa_reference_write_summary and
1427 ipa_reference_read_summary.
1428 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1429 (struct cgraph_edge): Add fields lto_stmt_uid and
1430 call_stmt_cannot_inline_p.
1431 (cgraph_optimize): Declare.
1432 (cgraph_decide_is_function_needed): Declare.
1433 (reset_inline_failed): Declare.
1434 (enum LTO_cgraph_tags): Declare.
1435 (LTO_cgraph_tag_names): Declare.
1436 (LCC_NOT_FOUND): Define.
1438 2009-10-03 Doug Kwan <dougkwan@google.com>
1439 Rafael Espindola <espindola@google.com>
1440 Jan Hubicka <jh@suse.cz>
1441 Diego Novillo <dnovillo@google.com>
1442 Kenneth Zadeck <zadeck@naturalbridge.com>
1444 * passes.c (all_regular_ipa_passes): New.
1445 (all_ipa_passes): Rename to all_small_ipa_passes.
1446 (init_optimization_passes): Init all_regular_ipa_passes.
1447 * tree-pass.h (all_regular_ipa_passes): New.
1448 (all_ipa_passes): Rename to all_small_ipa_passes.
1449 * passes.c (all_lto_gen_passes): New.
1450 (init_optimization_passes): Initialize all_lto_gen_passes.
1451 (execute_ipa_summary_passes): Make non-static.
1452 (ipa_write_summaries_1): New.
1453 (ipa_write_summaries_2): New.
1454 (ipa_write_summaries): New.
1455 (ipa_write_summaries_of_cgraph_node_set): New.
1456 (ipa_read_summaries_1): New.
1457 (ipa_read_summaries): New.
1458 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1459 (execute_regular_ipa_pass_list): Remove.
1460 (init_optimization_passes): Schedule
1461 pass_rebuild_cgraph_edges and pass_early_inline outside
1462 of pass_all_early_optimizations. Document reason.
1463 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1464 pass_ipa_lto_finish_out): New pass.
1465 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1466 (execute_all_ipa_transforms): New.
1467 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1468 (dump_properties, debug_properties): New.
1469 * tree-optimize.c (gate_all_early_local_passes): Return
1470 false if we are in lto1.
1471 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1472 * tree-pass.h (execute_all_ipa_transforms): Declare.
1473 (pass_ipa_function_and_variable_visibility): Declare.
1474 (pass_ipa_early_inline): Declare.
1475 (pass_ipa_lto_gimple_out): Declare.
1476 (pass_ipa_lto_wpa_fixup): Declare.
1477 (pass_ipa_lto_finish_out): Declare.
1478 (all_small_ipa_passes, all_regular_ipa_passes,
1479 all_lto_gen_passes): Declare.
1480 (execute_ipa_summary_passes): Declare.
1481 (execute_all_ipa_transforms): Declare.
1482 (ipa_write_summaries): Declare
1483 (ipa_write_summaries_of_cgraph_node_set): Declare.
1484 (ipa_read_summaries): Declare.
1486 2009-10-03 Doug Kwan <dougkwan@google.com>
1487 Ollie Wild <aaw@google.com>
1489 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1491 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1492 (lto_mode): New variable.
1493 (maybe_run_lto_and_relink): Handle the -fwpa option.
1494 (main): Handle the -fwpa option.
1495 (maybe_unlink_list): New function.
1496 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1497 * common.opt (flto): New flag.
1498 * toplev.c (flag_generate_lto): Declare.
1500 2009-10-03 Simon Baldwin <simonb@google.com>
1502 * common.opt (flto-compression-level): New flag.
1504 * opts.c: Include lto-opts.h.
1505 (handle_option): Call lto_register_user_option for each
1506 valid option handled.
1507 (decode_options): Clear registered options before the options
1510 2009-10-03 Cary Coutant <ccoutant@google.com>
1512 * collect2.c (is_elf): New function.
1513 (scan_prog_file): Require LTO object to be in ELF format.
1515 2009-10-03 Rafael Espindola <espindola@google.com>
1517 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1518 libgcc to the linker.
1520 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1522 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1523 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1525 * collect2.h (collect_execute): Add flags argument.
1526 * tlink.c (tlink_execute): Update call to collect_execute.
1527 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1528 (use_linker_plugin): New.
1529 (use_linker_plugin_spec_function): New.
1530 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1531 (linker_plugin_file_spec): New.
1532 (lto_wrapper_spec): New.
1533 (lto_gcc_spec): New.
1534 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1535 (static_spec_functions): Add use-linker-plugin.
1536 (process_command): Handle -use-linker-plugin.
1537 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1538 linker_plugin_file_spec and lto_gcc_spec.
1539 (use_linker_plugin_spec_function): New.
1541 2009-10-03 Richard Guenther <rguenther@suse.de>
1545 * tree.h (is_lang_specific): Include LANG_TYPE.
1546 * tree.c (find_decls_types_r): Manually add interesting parts
1547 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1549 * gimple.c (type_pair_hash): Make symmetric.
1550 (type_pair_eq): Likewise.
1551 (lookup_type_pair): Increase initial hashtable size.
1552 (gimple_force_type_merge): Rely on type-pair symmetry.
1553 (visit): Remove excessive checking code.
1554 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1555 (gimple_register_type): Remove getenv calls, shrink initial
1559 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1560 inline functions if not generating lto output.
1563 * toplev.c (finalize): In WPA mode remove the asm file.
1565 2009-10-03 Doug Kwan <dougkwan@google.com>
1567 * ipa-inline.c (cgraph_mark_inline): Check
1568 edge->call_stmt_cannot_inline_p instead of calling
1569 gimple_call_cannot_inline_p.
1570 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1571 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1572 (inline_generate_summary): Do nothing in LTRANS.
1573 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1574 exists before calling gimple_call_cannot_inline_p.
1575 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1576 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1577 Update new_edge->lto_stmt_uid.
1578 * cgraphbuild.c (reset_inline_failed): New.
1580 * common.opt (fwpa): New flag.
1581 (fltrans): New option.
1582 * gcc.c (gcc_lto_option_t): New type.
1583 (current_lto_option): New variable.
1584 (lto_single_spec_function): Remove and is replaced by ..
1585 (lto_option_spec_function): New function.
1586 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1587 passing the -flto flag.
1588 (cc1_options): Separate non-LTO related parts into ..
1589 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1590 (lto1_options): New spec for lto FE.
1591 (link_lto_options): New spec for handling LTO flags in linker.
1592 (invoke_lto_single): Re-format to fit in 80 column. Replace
1593 lto-single with lto-option.
1594 (static_specs): Add cc1_non_lto_options, lto1_options and
1596 (static_spec_function): Replace lto-single with lto-option.
1597 (process_command): Handle -flto, -fwpa and -fltran by setting
1598 current_lto_option and not passing it to subprocess unconditionally.
1600 2009-10-03 Bill Maddox <maddox@google.com>
1602 Add `gcc' driver support for link-time code generation (LTO).
1604 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1605 (lto_flag, lto_objects, lto_o_file): New variables.
1606 (struct lto_object, struct lto_object_list): New structures.
1607 (collect_exit, handler): Remove LTO temporary output file on exit.
1608 (add_lto_object): New function.
1609 (maybe_run_lto_and_relink): New function. Perform link time code
1610 generation and relinking for object files containing LTO information.
1611 (main): Invoke maybe_run_lto_and_relink().
1612 (dump_argv): New function. For debugging, currently disabled.
1613 (scan_prog_file): Add LTO information pass.
1614 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1616 * toplev.c (compile_file): Emit assembler directive to create
1617 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1619 2009-10-03 Diego Novillo <dnovillo@google.com>
1621 * c.opt: Add LTO to warn_abi and warn_psabi.
1623 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1624 inline function. Ignore language-specific nodes. Update all users.
1625 (find_decls_types_r): Do not traverse the subtrees of
1626 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1627 * tree.h (is_lang_specific): New.
1628 * langhooks.h (struct lang_hooks_for_decls): Remove
1629 may_need_assembler_name_p. Update all users.
1631 * c-common.c (set_builtin_user_assembler_name): Move ...
1632 * builtins.c (set_builtin_user_assembler_name): ... here.
1633 (is_builtin_name): Add comment
1634 (is_builtin_fn): New.
1635 * except.c (output_ttype): Only call
1636 lookup_type_for_runtime if TYPE is not a runtime type.
1638 * passes.c (register_pass): Call position_pass on
1639 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1640 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1641 (TV_IPA_LTO_DECL_IO): Define.
1642 (TV_IPA_LTO_CGRAPH_IO): Define.
1644 (TV_WHOPR_WPA): Define.
1645 (TV_WHOPR_WPA_IO): Define.
1646 (TV_WHOPR_LTRANS): Define.
1647 (TV_WHOPR_WPA_FIXUP): Define.
1648 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1649 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1650 * tree-flow.h (tree_node_can_be_shared): Declare.
1651 * tree-inline.c (tree_can_inline_p): Check that E has a
1652 statement associated with it.
1653 * tree.c (free_lang_data_in_binf): Factor out of ...
1654 (free_lang_data_in_type): ... here.
1655 Call RECORD_OR_UNION_TYPE_P.
1656 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1657 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1658 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1659 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1660 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1661 (gate_free_lang_data): Return true if flag_generate_lto is set.
1662 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1663 * c-common.h (set_builtin_user_assembler_name): Move ...
1664 * tree.h (set_builtin_user_assembler_name): ... here.
1666 * common.opt (flto-report): New flag.
1667 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1668 * collect2.c (scan_prog_file): Send the error output of
1669 'nm' to HOST_BIT_BUCKET.
1671 2009-10-03 Ollie Wild <aaw@google.com>
1673 * langhooks-def.h (lhd_begin_section): New function declaration.
1674 (lhd_write_section): New function declaration.
1675 (lhd_end_section): New function declaration.
1676 (LANG_HOOKS_BEGIN_SECTION): New macro.
1677 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1678 (LANG_HOOKS_END_SECTION): New macro.
1679 (LANG_HOOKS_LTO): New macro.
1680 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1681 * langhooks.c (output.h): Add include.
1682 (saved_section): New static variable.
1683 (lhd_begin_section): New function.
1684 (lhd_write_section_data): New function.
1685 (lhd_end_section): New function.
1686 * langhooks.h (struct lang_hooks_for_lto): New structure.
1687 (struct lang_hooks): Add member lto.
1688 * Makefile.in (langhooks.o): Add dependency on output.h.
1690 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1692 2009-10-03 Richard Guenther <rguenther@suse.de>
1694 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1697 2009-10-03 Simon Baldwin <simonb@google.com>
1698 Richard Guenther <rguenther@suse.de>
1699 Janis Johnson <janis187@us.ibm.com>
1700 Doug Kwan <dougkwan@google.com>
1701 Diego Novillo <dnovillo@google.com>
1702 Ramana Radhakrishnan <ramana.r@gmail.com>
1703 Ollie Wild <aaw@google.com>
1705 * doc/install.texi: Add documentation for libelf and --enable-lto.
1706 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1707 -flto-report, -flto-compression-level and -use-linker-plugin.
1708 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1709 Add section for LTO Testing.
1711 2009-10-02 Cary Coutant <ccoutant@google.com>
1713 Add support for comdat type sections for DWARF v4.
1714 Merge from dwarf4 branch.
1716 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1717 (dw_die_ref): Define vector type.
1718 (enum dw_val_class): Add dw_val_class_data8.
1719 (struct dw_val_struct): Add v.val_data8.
1720 (comdat_type_node_ref): New type.
1721 (struct die_struct): Move die_symbol into a union; add new field
1722 die_type_node. Change all uses.
1723 (comdat_type_node): New type.
1724 (skeleton_chain_node): New type.
1725 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1726 (comdat_type_list): New variable.
1727 (dwarf_tag_name): Add DW_TAG_type_unit.
1728 (dwarf_attr_name): Add DW_AT_signature.
1729 (add_AT_data8): New function.
1730 (replace_child): New function.
1731 (move_all_children): New function.
1732 (print_signature): New function.
1733 (print_die): Print signature information; add dw_val_class_data8.
1734 (attr_checksum): Support dw_val_class_data8.
1735 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1736 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1737 (checksum_sleb128, checksum_uleb128): New functions.
1738 (checksum_die_context): New function.
1739 (loc_checksum_ordered): New function.
1740 (attr_checksum_ordered): New function.
1741 (struct checksum_attributes): New structure.
1742 (collect_checksum_attributes): New function.
1743 (die_checksum_ordered): New function.
1744 (generate_type_signature): New function.
1745 (same_dw_val_p): Add dw_val_class_data8.
1746 (is_symbol_die): Use new is_declaration_die function.
1747 (is_declaration_die): New function.
1748 (should_move_die_to_comdat): New function.
1749 (clone_die): New function.
1750 (clone_tree): New function.
1751 (clone_as_declaration): New function.
1752 (copy_declaration_context): New function.
1753 (generate_skeleton_ancestor_tree): New function.
1754 (generate_skeleton_bottom_up): New function.
1755 (generate_skeleton): New function.
1756 (remove_child_or_replace_with_skeleton): New function.
1757 (break_out_comdat_types): New function.
1758 (struct decl_table_entry): New type.
1759 (htab_decl_hash): New function.
1760 (htab_decl_eq): New function.
1761 (htab_decl_del): New function.
1762 (copy_ancestor_tree): New function.
1763 (copy_decls_walk): New function.
1764 (copy_decls_for_unworthy_types): New function.
1765 (build_abbrev_table): Don't assert on missing die_symbol when doing
1766 comdat type sections.
1767 (size_of_die): Use DW_FORM_sig8 for external references. Add
1769 (unmark_dies): Don't assert for unmarked dies when doing comdat
1771 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1772 (output_signature): New function.
1773 (output_die): Likewise.
1774 (output_compilation_unit_header): Mark output as DWARF version 3
1775 even if generating DWARF 4.
1776 (output_comdat_type_unit): New function.
1777 (output_line_info): Mark output as DWARF version 3 even if generating
1779 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1781 (dwarf2out_end_source_file): Likewise.
1782 (prune_unused_types_walk_attribs): Don't follow references into
1783 comdat type sections.
1784 (prune_unused_types_mark): When generating type units, do not mark
1785 children of non-defining declarations of types; do mark children of
1787 (prune_unused_types): Process comdat type sections.
1788 (htab_ct_hash): New function.
1789 (htab_ct_eq): New function.
1790 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1791 Add a pointer to the line table from type unit entries so
1792 DW_AT_decl_file has meaning.
1793 * varasm.c (default_elf_asm_named_section): Use identifier name as
1794 comdat key instead of lang hook.
1796 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1798 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1800 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1802 * config/i386/i386.md (SWIM248): New mode iterator.
1803 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1804 divmodhi4 patterns using SWIM248 macro.
1805 (*divmod<mode>4): Macroize insn_and_split pattern from
1806 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1807 and their corresponding splitters usign SWIM248 macro. Split SImode
1808 insn to generate cltd and DImode insn to generate cqto instead of
1809 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1810 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1811 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1812 *divmodsi_noext patterns using SWIM248 macro.
1813 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1814 udivmodhi4 patterns using SWIM248 macro.
1815 (*udivmod<mode>4): Macroize insn_and_split pattern from
1816 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1817 corresponding splitters using SWIM248 macro.
1818 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1819 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1821 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1823 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1824 of zero-sized element is zero-sized regardless of its extent.
1826 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1829 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1830 * configure: Regenerated.
1831 * config.in: Regenerated.
1832 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1833 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1834 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1835 not emitting .eh_frame, emit .cfi_sections .debug_frame
1840 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1841 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1843 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1844 vars use DECL_RTL with resetting it back to NULL afterwards.
1845 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1846 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1847 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1848 the attribute type allows it, otherwise use DW_FORM_dataN.
1849 (mem_loc_descriptor): Handle CONST_STRING.
1850 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1851 Handle MEM with CONST_STRING address using add_AT_string.
1852 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1853 CONST_STRING for const arrays initialized with a string literal.
1854 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1855 (dwarf2out_finish): Call resolve_addr.
1857 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1858 Maxim Kuvyrkov <maxim@codesourcery.com>
1860 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1862 2009-10-02 Nick Clifton <nickc@redhat.com>
1864 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1865 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1867 2009-10-01 Jan Hubicka <jh@suse.cz>
1869 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1870 (cgraph_create_virtual_clone): Just pass redirect_callers
1872 * cgraph.h (cgraph_clone_node): Update prototype.
1873 * ipa-pure-const.c (self_recursive_p): New function.
1874 (propagate): Use it.
1875 * ipa-inline.c (cgraph_clone_inlined_nodes,
1876 cgraph_decide_recursive_inlining): Update.
1878 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1880 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1881 instructions for TARGET_OCTEON.
1883 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1885 * config/arm/arm.c (arm_override_options): Turn off
1886 flag_dwarf2_cfi_asm for AAPCS variants.
1888 2009-10-01 Martin Jambor <mjambor@suse.cz>
1891 * tree-sra.c (convert_callers): Do not call
1892 compute_inline_parameters on one caller more than once.
1894 2009-10-01 Nick Clifton <nickc@redhat.com>
1896 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1897 an empty string if not already defined.
1899 2009-10-01 Martin Jambor <mjambor@suse.cz>
1902 * tree-sra.c (is_va_list_type): New function.
1903 (find_var_candidates): Call is_va_list_type.
1904 (find_param_candidates): Check that the type or the type pointed
1905 to are not va_list types.
1907 2009-10-01 Martin Jambor <mjambor@suse.cz>
1910 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1911 DECL_ARTIFICIAL (param_decl) is true.
1913 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1915 * tree.h (tree_decl_common::lang_flag_8): New.
1916 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1918 * c-common.h (RID_CONSTEXPR): New.
1920 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1922 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1923 Use ref-all pointers.
1924 (alpha_gimplify_va_arg): Ditto.
1926 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1929 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1930 before insn counting loop now that BB_END (bb) is counted. Ensure
1931 the return value isn't zero.
1933 2009-09-30 Nick Clifton <nickc@redhat.com>
1935 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1936 with separate definitions of c_target_objs and cxx_target_objs.
1937 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1939 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1940 sh_symbian_import_export_class.
1941 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1942 * config/sh/symbian.c: Delete, moving code into...
1943 * config/sh/symbian-base.c: ... here
1944 * config/sh/symbian-c.c: ... and here
1945 * config/sh/symbian-cxx.c: ... and here.
1947 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1950 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1951 of plus RTX into register.
1953 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1955 * doc/install.texi: Linguistic and markup fixes.
1956 (Configuration) <--disable-cpp>: Remove description.
1957 <--enable-maintainer-mode>: Autotools files are affected, too.
1958 <--with-sysroot>: Improve description.
1959 (Building): Bump required GNU make version.
1961 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1963 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1964 (x86_64-*-*): Ditto.
1966 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1967 intrinisics for FMA4.
1968 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1969 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1970 Add FMA4 check and fma4intrin.h.
1971 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1973 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1974 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1975 constant for FMA4 support.
1976 (UNSPEC_FMA4_FMADDSUB): Ditto.
1977 (UNSPEC_FMA4_FMSUBADD): Ditto.
1978 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1979 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1980 (ix86_expand_fma4_multiple_memory): Ditto.
1981 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1982 (OPTION_MASK_ISA_FMA4_UNSET): New.
1983 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1984 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1985 (ix86_handle_option): Handle -mfma4.
1986 (isa_opts): Handle -mfma4.
1987 (enum pta_flags): Add PTA_FMA4.
1988 (override_options): Add FMA4 support.
1989 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1990 (IX86_BUILTIN_VFMADDSD): Ditto.
1991 (IX86_BUILTIN_VFMADDPS): Ditto.
1992 (IX86_BUILTIN_VFMADDPD): Ditto.
1993 (IX86_BUILTIN_VFMSUBSS): Ditto.
1994 (IX86_BUILTIN_VFMSUBSD): Ditto.
1995 (IX86_BUILTIN_VFMSUBPS): Ditto.
1996 (IX86_BUILTIN_VFMSUBPD): Ditto.
1997 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1998 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1999 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2000 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2001 (IX86_BUILTIN_VFNMADDSS): Ditto.
2002 (IX86_BUILTIN_VFNMADDSD): Ditto.
2003 (IX86_BUILTIN_VFNMADDPS): Ditto.
2004 (IX86_BUILTIN_VFNMADDPD): Ditto.
2005 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2006 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2007 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2008 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2009 (IX86_BUILTIN_VFMADDPS256): Ditto.
2010 (IX86_BUILTIN_VFMADDPD256): Ditto.
2011 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2012 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2013 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2014 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2015 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2016 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2017 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2018 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2019 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2020 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2021 (enum multi_arg_type): New enum for describing the various FMA4
2022 intrinsic argument types.
2023 (bdesc_multi_arg): New table for FMA4 intrinsics.
2024 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2025 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2027 (ix86_expand_builtin): Add FMA4 intrinsic support.
2028 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2029 operand instructions.
2030 (ix86_expand_fma4_multiple_memory): New function to split the
2031 second memory reference from FMA4 instructions.
2032 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2033 (ssemodesuffixf2s): Ditto.
2034 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2036 (fma4_fmsub<mode>4): Ditto.
2037 (fma4_fnmadd<mode>4): Ditto.
2038 (fma4_fnmsub<mode>4): Ditto.
2039 (fma4_vmfmadd<mode>4): Ditto.
2040 (fma4_vmfmsub<mode>4): Ditto.
2041 (fma4_vmfnmadd<mode>4): Ditto.
2042 (fma4_vmfnmsub<mode>4): Ditto.
2043 (fma4_fmadd<mode>4256): Ditto.
2044 (fma4_fmsub<mode>4256): Ditto.
2045 (fma4_fnmadd<mode>4256): Ditto.
2046 (fma4_fnmsub<mode>4256): Ditto.
2047 (fma4_fmaddsubv8sf4): Ditto.
2048 (fma4_fmaddsubv4sf4): Ditto.
2049 (fma4_fmaddsubv4df4): Ditto.
2050 (fma4_fmaddsubv2df4): Ditto.
2051 (fma4_fmsubaddv8sf4): Ditto.
2052 (fma4_fmsubaddv4sf4): Ditto.
2053 (fma4_fmsubaddv4df4): Ditto.
2054 (fma4_fmsubaddv2df4): Ditto.
2055 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2056 instructions for intrinsics.
2057 (fma4i_fmsub<mode>4): Ditto.
2058 (fma4i_fnmadd<mode>4): Ditto.
2059 (fma4i_fnmsub<mode>4): Ditto.
2060 (fma4i_vmfmadd<mode>4): Ditto.
2061 (fma4i_vmfmsub<mode>4): Ditto.
2062 (fma4i_vmfnmadd<mode>4): Ditto.
2063 (fma4i_vmfnmsub<mode>4): Ditto.
2064 (fma4i_fmadd<mode>4256): Ditto.
2065 (fma4i_fmsub<mode>4256): Ditto.
2066 (fma4i_fnmadd<mode>4256): Ditto.
2067 (fma4i_fnmsub<mode>4256): Ditto.
2068 (fma4i_fmaddsubv8sf4): Ditto.
2069 (fma4i_fmaddsubv4sf4): Ditto.
2070 (fma4i_fmaddsubv4df4): Ditto.
2071 (fma4i_fmaddsubv2df4): Ditto.
2072 (fma4i_fmsubaddv8sf4): Ditto.
2073 (fma4i_fmsubaddv4sf4): Ditto.
2074 (fma4i_fmsubaddv4df4): Ditto.
2075 (fma4i_fmsubaddv2df4): Ditto.
2077 * doc/invoke.texi (-mfma4): Add documentation.
2078 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2080 2009-09-29 Richard Henderson <rth@redhat.com>
2082 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2083 an edge to the new destination block.
2085 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2088 * pa.c (hppa_profile_hook): Use
2089 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2091 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2092 Alexander Monakov <amonakov@ispras.ru>
2095 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2096 (not_postinc_memory_operand): New.
2097 (not_postinc_move_operand): New.
2098 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2099 (*cmovsi_internal): Ditto.
2101 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2103 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2104 restrict issue_rate in first pass when scheduling for register
2107 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2108 Rafael Avila de Espindola <espindola@google.com>
2110 * gengtype.c (plugin_output): New.
2111 (get_output_file_with_visibility): Return plugin_output for plugins.
2112 (main): Parse and use the -P option.
2113 * gty.texi: Update the command line format.
2115 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2118 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2120 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2121 out if !const_ok_for_output.
2124 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2125 case VAR_LOCATION>: Remove gcc_unreachable ().
2127 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2129 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2130 (x86_64-*-*): Ditto.
2131 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2132 back to smmintrin.h.
2133 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2134 * config/i386/x86intrin.h: Remove SSE5.
2135 * config/i386/mmintrin-common.h: Delete file.
2136 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2138 2009-09-29 Richard Guenther <rguenther@suse.de>
2140 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2141 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2143 2009-09-29 Nick Clifton <nickc@redhat.com>
2145 * function.c (current_function_name): If there is no current
2146 function just return "<none>".
2148 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2150 * tree-pass.h (register_pass_info): New structure.
2151 (pass_positioning_ops): Move enum from gcc-plugin.h.
2152 (register_pass): New function.
2153 * gcc-plugin.h (plugin_pass): Delete structure.
2154 (pass_positioning_ops): Delete enum.
2155 * plugin.c (regsiter_pass): Delete function.
2156 (position_pass): Delete function.
2157 (added_pass_nodes): Delete variable.
2158 (prev_added_pass_nodes): Delete variable.
2159 (pass_list_node): Delete structure.
2160 * passes.c (make_pass_instance): New function.
2161 (next_pass_1): Change to call make_pass_instance.
2162 (pass_list_node): Move structure from gcc-plugin.h.
2163 (added_pass_nodes): Move variable from plugin.c.
2164 (prev_added_pass_nodes): Move variable from plugin.c.
2165 (position_pass): New function.
2166 (register_pass): New function.
2168 2009-09-28 Easwaran Raman <eraman@google.com>
2170 * ifcvt.c (noce_try_abs): Recognize pattern and call
2171 expand_one_cmpl_abs_nojump.
2172 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2173 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2175 2009-09-28 Ian Lance Taylor <iant@google.com>
2178 * c-opts.c (c_common_handle_option): Don't set
2179 warn_jump_misses_init for -Wall.
2180 * doc/invoke.texi (Warning Options): Update documentation.
2182 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2184 * Makefile.in ($(out_object_file)): Depend on
2185 gt-$(basename $(notdir $(out_file))).h.
2187 2009-09-28 Richard Henderson <rth@redhat.com>
2189 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2190 * except.c (gen_eh_region): Set it.
2191 (duplicate_eh_regions_1): Copy it.
2192 * tree-eh.c (lower_resx): Use it to determine which function
2195 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2196 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2197 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2198 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2199 BUILT_IN_CXA_END_CLEANUP if necessary.
2201 * c-common.c (c_define_builtins): Update call to
2202 build_common_builtin_nodes.
2204 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2206 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2208 2009-09-28 Michael Matz <matz@suse.de>
2210 * builtins.c (interclass_mathfn_icode): New helper.
2211 (expand_builtin_interclass_mathfn): Use it here, and split folding
2213 (fold_builtin_interclass_mathfn): ... this new folder.
2214 (build_call_nofold_loc): New static helper.
2215 (build_call_nofold): New wrapper macro for above.
2216 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2217 (expand_builtin_pow): Ditto.
2218 (expand_builtin_memset_args): Ditto.
2219 (expand_builtin_printf): Ditto.
2220 (expand_builtin_fprintf): Ditto.
2221 (expand_builtin_sprintf): Ditto.
2222 (expand_builtin_memory_chk): Ditto.
2223 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2224 (expand_builtin_stpcpy): Ditto.
2225 (expand_builtin_strcmp): Ditto.
2226 (expand_builtin_strncmp): Ditto.
2227 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2228 (expand_builtin_strcpy_args): Don't call folders.
2229 (expand_builtin_memcmp): Ditto.
2230 (expand_builtin_strncpy): Ditto, and use target.
2231 (expand_builtin_memcpy): Ditto.
2232 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2233 expand_builtin_strpbrk, expand_builtin_memmove,
2234 expand_builtin_memmove_args, expand_builtin_bcopy,
2235 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2236 expand_builtin_strspn, expand_builtin_strcspn,
2237 expand_builtin_fputs): Remove these.
2238 (expand_builtin): Don't call the above, change calls to other
2239 expanders that changed prototype.
2240 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2241 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2242 fold_builtin_interclass_mathfn.
2243 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2244 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2246 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2247 * passes.c (init_optimization_passes): Move pass_fold_builtins
2248 after last phiopt pass.
2249 * tree-inline.c (fold_marked_statements): When folding builtins
2250 iterate over all instruction potentially generated.
2251 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2253 (fold_gimple_call): Use it to always fold calls (into potentially
2254 multiple instructions).
2255 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2256 calls into zero at this time.
2257 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2258 statements generated by builtin folding.
2260 2009-09-28 Nick Clifton <nickc@redhat.com>
2262 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2264 2009-09-28 Duncan Sands <baldrick@free.fr>
2266 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2267 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2268 (register_callback): Dispatch it.
2269 (invoke_plugin_callbacks): Incorporate in sanity check.
2270 * ggc.h (ggc_register_cache_tab): Add declaration.
2271 * ggc-common.c (ggc_register_root_tab): Simplify.
2272 (const_ggc_cache_tab_t): New typedef.
2273 (extra_cache_vec): New vector of dynamically added cache tables.
2274 (ggc_register_cache_tab): New function.
2275 (ggc_scan_cache_tab): New function.
2276 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2277 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2279 2009-09-27 Richard Henderson <rth@redhat.com>
2281 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2282 which we remove __builtin_stack_restore.
2284 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2286 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2287 to test for GRD_INVARIANT.
2288 (simple_rhs_p): Anything that's function_invariant_p is fine.
2290 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2292 * gengtype.c (main): Use plunge_files instead of plugin_output.
2294 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2295 Rafael Avila de Espindola <espindola@google.com>
2297 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2298 Don't print pch related info if it is false.
2299 (main): Don't print pch info in plugin mode.
2301 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2303 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2304 with dw_val_class_const_double.
2305 (struct dw_val_struct): Replace val_long_long with val_double and
2306 adjust for above change.
2307 (output_loc_operands): Likewise.
2308 (add_AT_long_long): Rename into...
2309 (add_AT_double): ...this.
2310 (print_die): Replace dw_val_class_long_long with
2311 dw_val_class_const_double and adjust.
2312 (attr_checksum): Likewise.
2313 (same_dw_val_p): Likewise.
2314 (size_of_die): Likewise.
2315 (value_format): Likewise.
2316 (output_die): Likewise.
2317 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2318 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2319 instead of add_AT_long_long.
2320 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2321 value with the precision of its type.
2323 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2326 * c-typeck.c (build_conditional_expr): Use the readonly and
2327 volatile flags of the operand types, not of the operands itself.
2329 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2331 * collect2.c (main): Look for -brtl before adding libraries.
2333 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2335 * config.gcc: Update OpenBSD targets.
2336 * config/openbsd-stdint.h: New file.
2337 * config/openbsd-libpthread.h: New file.
2338 * config/openbsd.h: Update and break out LIB_SPEC definition.
2339 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2340 * config/i386/openbsdelf.h: Correct types.
2341 * config/m68k/openbsd.h: Likewise.
2342 * config/mips/openbsd.h: Likewise.
2343 * config/vax/openbsd.h: Likewise.
2345 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2347 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2348 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2349 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2350 of the length and zero.
2352 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2354 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2355 (FLAGS_H): Add options.h $(REAL_H).
2356 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2357 (TREE_VECTORIZER_H): New.
2358 (EBITMAP_H): Renamed from EBIMAP_H.
2359 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2360 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2361 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2362 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2363 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2364 (graphite-clast-to-gimple.o, graphite-dependences.o)
2365 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2366 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2367 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2368 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2369 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2370 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2371 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2372 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2373 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2374 updated and fixed as per above changes and per
2375 check_makefile_deps.sh output.
2378 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2379 * configure: Regenerate.
2381 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2383 * doc/install.texi: Update minimum MPC version to 0.7.
2385 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2387 * doc/install.texi (Binaries): Remove reference to the binary
2388 distribution CD-ROM from the FSF.
2390 2009-09-26 Michael Matz <matz@suse.de>
2394 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2395 that are mentioned in the body.
2397 2009-09-26 Michael Matz <matz@suse.de>
2399 PR tree-optimization/41454
2400 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2401 (tree_ssa_dominator_optimize): Don't allocate and free it.
2402 (dom_opt_leave_block): Don't iterate over it.
2403 (eliminate_redundant_computations): Don't return a value.
2404 (cprop_operand, cprop_into_stmt): Ditto.
2405 (optimize_stmt): Don't defer updating stmts.
2407 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2409 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2410 generic_parameter_die, template_parameter_pack_die,
2411 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2412 renaming DW_TAG_formal_parameter_pack and
2413 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2414 and DW_TAG_GNU_template_parameter_pack.
2416 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2418 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2419 * config/v850/v850.c (v850_function_value): New function.
2420 (TARGET_FUNCTION_VALUE): Define.
2422 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2424 * tree-vect-stmts.c (vectorizable_call): Call
2425 mark_symbols_for_renaming after vect_finish_stmt_generation.
2427 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2428 to loc_descriptor_from_tree.
2429 (add_location_or_const_value_attribute): Pass 0 instead of 2
2430 for decl_by_reference_p decls.
2432 2009-09-25 Richard Guenther <rguenther@suse.de>
2435 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2438 2009-09-25 Ben Elliston <bje@au.ibm.com>
2440 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2443 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2445 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2446 form of instruction.
2448 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2451 * fold-const.c (const_binop): Handle complex int division.
2452 * tree-complex.c (expand_complex_div_straight,
2453 expand_complex_div_wide): Update comments.
2455 2009-09-24 DJ Delorie <dj@redhat.com>
2458 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2459 (reg_class): Likewise.
2460 (REG_CLASS_NAMES): Likewise.
2461 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2462 (m32c_override_options): Disable -fivopts for M32C.
2464 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2466 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2467 Delete VSX load/store with update support.
2468 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2469 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2473 (VStype_load_update): Ditto.
2474 (VStype_store_update): Ditto.
2475 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2476 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2478 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2479 load/store with update builtins.
2481 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2483 * libgcc2.c (L_trampoline): Prototype for getpagesize
2484 and mprotect in WINNT case.
2486 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2488 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2489 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2490 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2491 'outgoing' argument.
2492 (TARGET_FUNCTION_VALUE): Define.
2494 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2496 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2498 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2501 * common.opt: Initialize dwarf_strict to -1.
2502 * toplev.c (process_options): Catch unset dwarf_strict
2503 and set to 0 for all targets not overriding.
2504 * config/darwin.c (darwin_override_options): Catch unset
2505 dwarf_strict and override to 1.
2507 2009-09-24 Jeff Law <law@redhat.com>
2509 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2511 2009-09-24 Richard Guenther <rguenther@suse.de>
2513 PR tree-optimization/36143
2514 PR tree-optimization/38747
2515 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2516 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2518 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2521 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2522 return false instead of gcc_unreachable (). For CONST return the
2523 value returned by recursive call instead of always returning true.
2524 (tree_add_const_value_attribute): Return the value returned by
2525 add_const_value_attribute instead of always returning true if rtl
2528 2009-09-23 Justin Seyster <jrseys@gmail.com>
2530 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2532 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2534 * cgraphunit.c (cgraph_lower_function): Revert last change.
2535 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2536 instead of DECL_NO_STATIC_CHAIN.
2537 * tree-cfg.c (verify_gimple_call): Likewise.
2538 * tree-nested.c (get_chain_decl, get_chain_field,
2539 convert_tramp_reference_op, convert_gimple_call): Likewise.
2540 (convert_all_function_calls): Likewise. Always set or clear
2541 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2542 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2543 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2545 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2546 DECL_NO_STATIC_CHAIN.
2547 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2548 instead of DECL_NO_STATIC_CHAIN.
2549 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2550 decl_function_context.
2551 * varasm.c (initializer_constant_valid_p): Likewise.
2552 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2553 (DECL_STATIC_CHAIN): ... this.
2554 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2555 instead of DECL_NO_STATIC_CHAIN.
2557 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2558 Rafael Avila de Espindola <espindola@google.com>
2560 * gengtype.c (nb_plugin_files): Make it unsigned to match
2561 num_gt_files. Adjust other variables to avoid warnings.
2562 (main): Allocate an all zero lang_bitmap before each plugin file name
2563 to match regular file names.
2565 2009-09-23 Richard Henderson <rth@redhat.com>
2567 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2568 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2569 static chain passed in memory.
2570 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2571 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2572 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2573 STATIC_CHAIN_REGNUM defined.
2575 * config/picochip/picochip-protos.h: s/class/klass/.
2576 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2577 (picochip_static_chain): New.
2578 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2579 (STATIC_CHAIN_INCOMING): Remove.
2581 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2582 (xtensa_static_chain): New.
2583 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2584 (STATIC_CHAIN_INCOMING): Remove.
2586 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2588 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2589 * config/pa/pa-protos.h (function_value): Remove.
2590 * config/pa/pa.c (pa_function_value): Rename from function_value.
2591 Make static, add 'outgoing' argument.
2592 (TARGET_FUNCTION_VALUE): Define.
2594 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2596 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2597 instead of cfun->machine->is_leaf.
2598 * config/avr/avr.h (machine_function): Remove is_leaf field.
2600 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2603 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2604 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2605 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2606 the same size, prefer DW_OP_stack_value.
2607 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2608 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2610 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2613 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2615 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2618 * cfgexpand.c (convert_debug_memory_address): New.
2619 (expand_debug_expr): Convert base address and offset to the same
2620 mode. Use it to convert addresses to other modes. Accept
2623 2009-09-23 Richard Guenther <rguenther@suse.de>
2625 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2626 produced for bigendian targets with promoted subregs.
2628 2009-09-23 Richard Guenther <rguenther@suse.de>
2630 * value-prof.c (gimple_ic): Purge old EH edges only after building
2633 2009-09-23 Nick Clifton <nickc@redhat.com>
2635 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2637 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2640 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2643 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2644 on non-nested functions.
2646 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2647 Jan Hubicka <jh@suse.cz>
2649 * dwarf2out.c (loc_list_plus_const): Only define if
2650 DWARF2_DEBUGGING_INFO.
2651 (address_of_int_loc_descriptor): Likewise.
2654 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2656 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2659 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2660 constant is more than zero.
2662 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2665 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2666 call final to emit non-scheduled prologue, instead insert at entry.
2668 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2669 Joseph S. Myers <joseph@codesourcery.com>
2671 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2673 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2674 Rafael Avila de Espindola <espindola@google.com>
2676 * gengtype.c (is_file_equal): New function.
2677 (close_output_files): Use is_file_equal. Free of->buf.
2679 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2680 Rafael Avila de Espindola <espindola@google.com>
2682 * gengtype.c (write_types, write_local): Add the output_header
2683 argument. Update all callers.
2685 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2687 * dwarf2out.c (template_parameter_pack_die,
2688 gen_formal_parameter_pack_die ): New functions.
2689 (make_ith_pack_parameter_name): Remove this function.
2690 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2691 DW_TAG_formal_parameter_pack.
2692 (gen_generic_params_dies): Represent each template parameter pack
2693 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2694 represented by usual DW_TAG_template_*_parameter DIEs that are
2695 children of the DW_TAG_template_parameter_pack element DIE.
2696 (generic_parameter_die): This doesn't deal with parameter pack
2697 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2698 of parameter pack DIEs.
2699 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2700 in certain cases, e.g. for pack elements.
2701 (gen_formal_types_die, gen_decl_die): Adjust usage of
2702 gen_formal_parameter_die.
2703 (gen_subprogram_die): Represent each function parameter pack by a
2704 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2705 represented by usual DW_TAG_formal_parameter DIEs that are children
2706 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2707 ____builtin_va_alist decls as no part of the compiler uses those
2709 * langhooks.h (struct lang_hooks_for_decls): Add
2710 function_parm_expanded_from_pack_p, get_generic_function_decl
2711 and function_parameter_pack_p hooks. Fix comment for
2712 get_innermost_generic_parms hook.
2713 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2714 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2715 macros and use them to initialize lang_hook.
2717 2009-09-22 Richard Henderson <rth@redhat.com>
2719 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2720 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2721 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2722 on TRAMPOLINE_TEMPLATE.
2723 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2724 TRAMPOLINE_ADJUST_ADDRESS.
2725 * targhooks.c (default_asm_trampoline_template): Remove.
2726 (default_trampoline_adjust_address): Remove.
2727 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2728 * targhooks.h: Update decls.
2730 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2732 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2733 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2734 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2736 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2739 * reload1.c (reload): Reset debug insns with pseudos without
2742 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2744 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2745 unconditional true for decimal float modes.
2746 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2747 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2749 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2751 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2752 Enable a new case for __FreeBSD__ >= 7.
2753 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2754 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2755 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2756 and USE_LD_AS_NEEDED.
2758 * doc/install.texi (*-*-freebsd*): Update target information.
2760 2009-09-22 Richard Guenther <rguenther@suse.de>
2763 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2764 arrays really properly.
2766 2009-09-22 Richard Henderson <rth@redhat.com>
2769 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2770 calls.static_chain, calls.trampoline_init,
2771 calls.trampoline_adjust_address.
2772 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2773 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2774 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2775 * builtins.c (expand_builtin_setjmp_receiver): Use
2776 targetm.calls.static_chain; only clobber registers.
2777 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2778 set up memory attributes properly for the trampoline block.
2779 (expand_builtin_adjust_trampoline): Use
2780 targetm.calls.trampoline_adjust_address.
2781 * calls.c (prepare_call_address): Add fndecl argument. Use
2782 targetm.calls.static_chain.
2783 * df-scan.c (df_need_static_chain_reg): Remove.
2784 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2785 consolodate static chain handling.
2786 * doc/tm.texi: Document new hooks.
2787 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2788 (init_emit_regs): Don't initialize them.
2789 * expr.h (prepare_call_address): Update decl.
2790 * final.c (profile_function): Use targetm.calls.static_chain.
2791 * function.c (expand_function_start): Likewise.
2792 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2793 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2794 only clobber registers.
2795 * targhooks.c (default_static_chain): New.
2796 (default_asm_trampoline_template, default_trampoline_init): New.
2797 (default_trampoline_adjust_address): New.
2798 * targhooks.h: Declare them.
2799 * varasm.c (assemble_trampoline_template): Use
2800 targetm.asm_out.trampoline_template. Make the memory block const
2803 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2804 alpha_initialize_trampoline. Make static. Merge VMS parameter
2805 differences into the TARGET_ABI_OPEN_VMS code block.
2806 (TARGET_TRAMPOLINE_INIT): New.
2807 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2808 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2809 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2810 (INITIALIZE_TRAMPOLINE): Remove.
2812 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2813 (TRAMPOLINE_TEMPLATE): Merge with ...
2814 (INITIALIZE_TRAMPOLINE): ... this and move ...
2815 * config/arc/arc.c (arc_trampoline_init): ... here.
2816 (TARGET_TRAMPOLINE_INIT): New.
2818 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2819 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2820 (arm_asm_trampoline_template): New.
2821 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2822 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2823 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2824 code to arm_asm_trampoline_template.
2825 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2826 arm_trampoline_adjust_address.
2827 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2828 adjust for target hook parameters.
2830 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2833 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2834 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2835 (bfin_trampoline_init): Rename from initialize_trampoline;
2836 make static; update for target hook parameters.
2837 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2838 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2839 bfin_asm_trampoline_template.
2840 (INITIALIZE_TRAMPOLINE): Remove.
2842 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2843 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2844 cris_trampoline_init): New.
2845 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2846 cris_asm_trampoline_template.
2847 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2848 adjust for target hook parameters.
2850 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2852 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2853 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2854 fr30_trampoline_init): New.
2855 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2856 fr30_asm_trampoline_template.
2857 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2858 adjust for target hook parameters.
2860 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2861 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2862 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2863 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2864 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2866 * config/h8300/h8300.c (h8300_trampoline_init): New.
2867 (TARGET_TRAMPOLINE_INIT): New.
2868 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2869 to h8300_trampoline_init and adjust for hook parameters.
2871 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2872 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2873 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2874 make static; adjust for hook parameters.
2875 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2877 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2878 (TARGET_TRAMPOLINE_INIT): New.
2879 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2880 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2881 iq2000_asm_trampoline_template.
2882 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2883 (TRAMPOLINE_CODE_SIZE): New.
2884 (TRAMPOLINE_SIZE): Use it.
2885 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2887 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2888 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2889 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2890 adjust for hook parameters.
2891 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2893 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2894 (m32r_trampoline_init): New.
2895 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2896 m32r_trampoline_init.
2898 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2899 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2900 make static; update for hook parameters.
2901 * config/m68hc11/m68hc11-protos.h: Update.
2902 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2904 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2905 (TARGET_TRAMPOLINE_INIT): New.
2906 (mcore_function_value): Fix typo.
2907 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2908 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2909 to mcore_asm_trampoline_template.
2910 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2912 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2913 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2914 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2915 update for hook parameters.
2916 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2918 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2919 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2920 mips_trampoline_init): New.
2921 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2922 mips_asm_trampoline_template.
2923 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2924 update for hook parameters.
2926 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2927 (TARGET_TRAMPOLINE_INIT): New.
2928 (mmix_trampoline_size): Remove.
2929 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2930 make static. Remove out-of-date tetra vs octa comment.
2931 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2932 make static; update for hook parameters.
2933 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2934 (INITIALIZE_TRAMPOLINE): Remove.
2935 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2936 (TRAMPOLINE_ALIGNMENT): New.
2937 * gcc/config/mmix/mmix-protos.h: Update.
2939 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2940 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2941 mn10300_trampoline_init): New.
2942 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2943 mn10300_asm_trampoline_template.
2944 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2946 * config/moxie/moxie.c (moxie_static_chain,
2947 moxie_asm_trampoline_template, moxie_trampoline_init,
2948 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2949 TARGET_TRAMPOLINE_INIT): New.
2950 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2951 moxie_trampoline_init.
2952 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2953 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2955 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2956 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2957 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2958 pa_trampoline_adjust_address): New.
2959 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2960 pa_asm_trampoline_template.
2961 (TRAMPOLINE_ALIGNMENT): New.
2962 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2963 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2964 adjust for hook parameters.
2965 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2967 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2968 (TARGET_TRAMPOLINE_INIT): New.
2969 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2970 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2972 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2974 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2975 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2976 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2977 make static; adjust parameters for the hook.
2978 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2980 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2981 s390_trampoline_template; make static.
2982 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2983 make static; adjust for target hook.
2984 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2985 * config/s390/s390-protos.h: Remove trampoline decls.
2986 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2987 (TRAMPOLINE_TEMPLATE): Remove.
2988 (TRAMPOLINE_ALIGNMENT): New.
2990 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2991 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2992 (TARGET_TRAMPOLINE_INIT): New.
2993 (score_asm_trampoline_template): New.
2994 (score_trampoline_init): Rename from score_initialize_trampoline;
2995 make static; adjust for hook parameters.
2996 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2997 score[37]_asm_trampoline_template.
2998 (INITIALIZE_TRAMPOLINE): Remove.
2999 * config/score/score3.c (score3_asm_trampoline_template): New.
3000 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3001 adjust for target hook.
3002 * config/score/score7.c (score7_asm_trampoline_template): New.
3003 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3004 adjust for target hook.
3005 * config/score/score3.h, config/score/score7.h: Update.
3007 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3008 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3009 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3010 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3011 make static; adjust for target hook parameters.
3012 (sh_trampoline_adjust_address): New.
3013 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3014 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3016 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3017 (sparc32_initialize_trampoline): Rename from
3018 sparc_initialize_trampoline; make static; replace tramp parameter
3019 with m_tramp and update memory accesses.
3020 (sparc64_initialize_trampoline): Similarly.
3021 (sparc_trampoline_init): New.
3022 * config/sparc/sparc-protos.h: Remove trampoline decls.
3023 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3024 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3026 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3027 (array_to_constant): Make ARR parameter const.
3028 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3029 make static; update for hook parameters.
3030 * config/spu/spu-protos.h: Update decls.
3031 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3033 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3034 from xstormy16_initialize_trampoline; make static; update for
3036 (TARGET_TRAMPOLINE_INIT): New.
3037 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3039 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3040 (TARGET_TRAMPOLINE_INIT): New.
3041 (v850_can_eliminate): Make static.
3042 (v850_asm_trampoline_template, v850_trampoline_init): New.
3043 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3044 v850_asm_trampoline_template.
3045 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3046 and adjust for target hook parameters.
3048 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3049 (TARGET_TRAMPOLINE_INIT): New.
3050 (vax_asm_trampoline_template, vax_trampoline_init): New.
3051 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3052 vax_asm_trampoline_template.
3053 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3055 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3056 (TARGET_TRAMPOLINE_INIT): New.
3057 (xtensa_asm_trampoline_template): Rename from
3058 xtensa_trampoline_template; make static.
3059 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3060 make static; update for hook parameters.
3061 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3062 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3063 (INITIALIZE_TRAMPOLINE): Remove.
3065 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3066 error for nested functions with regparm=3.
3067 (ix86_compute_frame_layout): Adjust frame pointer offset for
3068 ix86_static_chain_on_stack.
3069 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3070 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3071 don't reset to UNITS_PER_WORD.
3072 (ix86_emit_leave): Adjust ix86_cfa_state.
3073 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3074 (ix86_static_chain): New.
3075 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3076 make static; update for target hook parameters; use ix86_static_chain.
3077 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3078 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3079 (INITIALIZE_TRAMPOLINE): Remove.
3080 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3081 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3082 to the end. Add static_chain_on_stack.
3083 (ix86_static_chain_on_stack): New.
3085 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3086 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3087 (m68k_trampoline_init): New.
3088 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3089 m68k_trampoline_init and adjust for hook parameters.
3090 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3091 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3093 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3095 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3096 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3098 * reload1.c (reload): Call wrap_constant when substituting
3099 reg for equiv inside of DEBUG_INSNs.
3102 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3103 add_call_src_coords_attributes, add_high_low_attributes,
3104 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3105 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3106 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3107 when -gdwarf-2 -gstrict-dwarf.
3108 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3109 -gdwarf-[23] -gstrict-dwarf.
3110 (address_of_int_loc_descriptor, loc_descriptor,
3111 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3112 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3113 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3115 2009-09-22 Richard Guenther <rguenther@suse.de>
3117 PR tree-optimization/41428
3118 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3119 (ccp_finalize): Pass it to substitute_and_fold.
3121 2009-09-22 Richard Guenther <rguenther@suse.de>
3123 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3124 (substitute_and_fold): Adjust prototype.
3125 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3126 (simplify_stmt_using_ranges): Likewise.
3127 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3128 (vrp_fold_stmt): New function.
3129 (vrp_finalize): Pass it to substitute_and_fold.
3130 * tree-flow.h (vrp_evaluate_conditional): Remove.
3131 (simplify_stmt_using_ranges): Likewise.
3132 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3133 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3134 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3136 (fold_predicate_in): Move to tree-vrp.c.
3137 (substitute_and_fold): Use the callback instead of calling into
3138 tree-vrp.c functions directly.
3140 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3142 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3143 comparison warning on rs6000.
3146 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3147 GIMPLE_EH_MUST_NOT_THROW cleanup.
3148 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3150 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3153 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3154 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3155 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3156 libSystem which is derived from the gcc 4.2.1 unwinder.
3158 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3161 * varasm.c (default_encode_section_info): Copy TLS model into
3162 sym_ref flags regardless of backend support for TLS, for all
3163 model types except TLS_MODEL_EMULATED.
3165 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3168 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3169 we can handle it correctly.
3171 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3173 * doc/install.texi (os2): Remove section.
3175 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3177 * doc/standards.texi (Objective-C): Adjust two URLs.
3179 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3181 * tree-tailcall.c (process_assignment): Don't check if a
3182 multiplication or an addition are already present.
3183 (find_tail_calls): Combine multiple additions and multiplications.
3184 (adjust_accumulator_values): Emit accumulators.
3186 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3188 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3189 xmm register restore.
3191 2009-09-21 Jan Hubicka <jh@suse.cz>
3193 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3194 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3197 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3199 * stor-layout.c (layout_type): Remove obsolete code.
3201 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3204 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3206 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3209 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3210 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3211 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3212 * fold-const.c (const_binop): Likewise.
3213 * real.h (do_mpc_arg2): Update prototype.
3215 2009-09-20 Jan Hubicka <jh@suse.cz>
3217 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3218 (add_location_or_const_value_attribute): Rewrite using
3220 (tree_add_const_value_attribute): Return true if successful.
3221 (tree_add_const_value_attribute_for_decl): Likewise.
3223 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3224 (loc_descriptor): ... here;
3225 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3226 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3227 pool items that was not marked for output.
3228 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3229 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3230 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3231 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3232 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3233 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3234 DW_OP_stack_value to get address of items that are not available
3236 (dw_loc_list): Handle single element lists correctly.
3238 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3239 Pascal Obry <obry@adacore.com>
3241 * unwind-dw2-fde.c (classify_object_over_fdes):
3242 Cast the constant 1 to _Unwind_Ptr.
3243 (add_fdes): Likewise.
3244 (linear_search_fdes): Likewise.
3246 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3248 * stor-layout.c (set_sizetype): Avoid useless type copy.
3250 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3252 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3254 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3255 * configure, config.in: Regenerate.
3256 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3258 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3259 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3260 for global data if the output could be used in a shared library.
3261 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3262 to 0 if TARGET_WRITABLE_EH_FRAME.
3264 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3266 PR rtl-optimization/39886
3267 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3268 just when insn is equal to BB_END (bb).
3270 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3272 * config/mips/mips.opt (mrelax-pic-calls): New option.
3273 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3275 (mips_unspec_call): Change "unspec_call" expander into this.
3276 (mips_strip_unspec_call): New function.
3277 (mips_got_load): Call mips_unspec_call instead of
3278 gen_unspec_call<mode>.
3279 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3281 (mips_cfg_in_reorg): New function.
3282 (mips16_lay_out_constants): Use it to decide whether to call
3283 CFG-aware insn splitting.
3284 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3285 mips_reorg. Move DF set-up code from here ...
3286 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3288 (mips_reorg): Call mips_df_reorg instead of
3289 r10k_insert_cache_barriers. Move CFG set-up code here from
3290 r10k_insert_cache_barriers.
3291 (mips_call_expr_from_insn): New function.
3292 (mips_pic_call_symbol_from_set): Likewise.
3293 (mips_find_pic_call_symbol): Likewise.
3294 (mips_annotate_pic_call_expr): Likewise.
3295 (mips_get_pic_call_symbol): Likewise.
3296 (mips_annotate_pic_calls): Likewise.
3297 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3299 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3300 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3301 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3303 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3304 (unspec_call<mode>): Remove it.
3305 (sibcall_internal, sibcall_value_internal,
3306 sibcall_value_multiple_internal, call_internal, call_split,
3307 call_value_internal, call_value_split,
3308 call_value_multiple_internal, call_value_multiple_split): Pass
3309 SIZE_OPNO to MIPS_CALL.
3310 (call_internal_direct, call_direct_split,
3311 call_value_internal_direct, call_value_direct_split): Pass -1 as
3312 SIZE_OPNO to MIPS_CALL.
3313 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3314 * configure: Regenerate.
3315 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3316 and -mno-relax-pic-calls.
3317 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3319 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3322 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3323 in the directory this rule is called from, rather than the
3324 toplevel 'gcc' directory, to fix in-tree build.
3326 2009-09-19 Chris Demetriou <cgd@google.com>
3328 PR preprocessor/28435:
3329 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3330 to cpplib that the preprocessor output is needed.
3332 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3334 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3335 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3336 *return_and_restore_fpregs_<mode>,
3337 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3340 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3341 instead of assuming it has always a REG inside of it.
3343 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3345 * config/freebsd.h: Update comment on types.
3346 (WINT_TYPE): Define.
3348 2009-09-18 Jason Merrill <jason@redhat.com>
3350 * c.opt: Add -fno-deduce-init-list.
3352 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3354 * value-prof.c (interesting_stringop_to_profile_p): Added output
3355 argument to indicate which parameter is the size parameter.
3356 * value-prof.c (gimple_stringop_fixed_value): Use
3357 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3358 * value-prof.c (gimple_stringops_transform): Update call sites to
3359 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3361 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3364 From David Binderman <dcb314@hotmail.com>:
3365 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3366 local variable f. Remove stale comments.
3367 (ix86_compute_frame_layout): Remove useless local variable total_size.
3368 Remove #if 0'd code.
3369 (legitimate_address_p): Remove useless local variables
3370 reason_rtx and reason.
3371 (ix86_split_copysign_const): Remove useless local variable op1.
3372 (scale_counter): Remove useless local variable piece_size_mask.
3374 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3376 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3379 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3382 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3384 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3386 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3389 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3391 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3392 DW_OP_implicit_value even without dwarf_version 4.
3394 2009-09-17 Jan Hubicka <jh@suse.cz>
3396 * dwarf2out.c: Include tree-pass.h and gimple.h.
3397 (loc_list_plus_const): New function.
3398 (loc_descriptor_from_tree_1): Rename to ...
3399 (loc_descriptor_from_tree): ... remove original.
3400 (loc_list_from_tree): New function.
3401 (add_AT_location_description): Accept location list.
3402 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3403 (concatn_mem_loc_descriptor): Remove.
3404 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3406 (secname_for_decl): Move up.
3407 (hidden_reference_p): New function; break out from ...
3408 (loc_by_refernece): ... here; move up.
3409 (dw_loc_list): New function.
3410 (single_element_loc_list): New function.
3411 (single_element_loc_list_p): New function.
3412 (add_loc_descr_to_each): New function.
3413 (add_loc_list): New function.
3414 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3415 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3416 add diagnostics why expansion failed.
3417 (add_location_or_const_value_attribute): Support location lists.
3418 (add_bound_info): Likewise.
3419 (descr_info_loc): Update call of loc_descriptor_from_tree.
3420 (gen_variable_die): Work on location lists.
3421 * final.c (pass_final): Add dump file.
3422 * Makefile.in (dwarf2out.o): Add new dependencies.
3424 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3427 * real.c decimal_from_integer, decimal_integer_string): New.
3428 (real_from_integer): Use them as special case for decimal float.
3429 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3430 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3431 Do not append zero after the decimal point in string to convert.
3433 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3435 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3436 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3438 2009-09-17 Martin Jambor <mjambor@suse.cz>
3440 * common.opt (fipa-sra): New switch.
3441 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3442 * timevar.def (TV_IPA_SRA): New timevar.
3443 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3444 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3445 * tree-sra.c: Include cgraph.c.
3446 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3447 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3448 and grp_not_necessarilly_dereferenced.
3449 (func_param_count): New variable.
3450 (encountered_apply_args): New variable.
3451 (bb_dereferences): New variable.
3452 (final_bbs): New variable.
3453 (no_accesses_representant): New variable.
3454 (no_accesses_p): New function.
3455 (dump_access): Dump the new fields.
3456 (sra_initialize): Set encountered_apply_args to false.
3457 (get_ssa_base_param): New function.
3458 (mark_parm_dereference): New function.
3459 (create_access): Caring for INIDRECT_REFs and different handling of
3460 varialble length accesses in early IPA SRA. Store the stmt - a new
3461 parameter - to the new access.
3462 (build_access_from_expr_1): New parameter stmt, passed to
3463 create_access. Handle INDIRECT_REFs.
3464 (build_access_from_expr): Pass the current statement to
3465 build_access_from_expr_1.
3466 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3468 (build_accesses_from_assign): Pass the current statement to
3469 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3470 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3471 final_bbs when necessary. Check for calls to __builtin_apply_args.
3472 Fixup EH info if anythng was changed.
3473 (is_unused_scalar_param): New function.
3474 (ptr_parm_has_direct_uses): New function.
3475 (find_param_candidates): New function.
3476 (mark_maybe_modified): New function.
3477 (analyze_modified_params): New function.
3478 (propagate_dereference_distances): New function.
3479 (dump_dereferences_table): New function.
3480 (analyze_caller_dereference_legality): New function.
3481 (unmodified_by_ref_scalar_representative): New function.
3482 (splice_param_accesses): New function.
3483 (decide_one_param_reduction): New function.
3484 (enum ipa_splicing_result): New type.
3485 (splice_all_param_accesses): New function.
3486 (get_param_index): New function.
3487 (turn_representatives_into_adjustments): New function.
3488 (analyze_all_param_acesses): New function.
3489 (get_replaced_param_substitute): New function.
3490 (get_adjustment_for_base): New function.
3491 (replace_removed_params_ssa_names): New function.
3492 (sra_ipa_reset_debug_stmts): New function.
3493 (sra_ipa_modify_expr): New function.
3494 (sra_ipa_modify_assign): New function.
3495 (convert_callers): New function.
3496 (modify_function): New function.
3497 (ipa_sra_preliminary_function_checks): New function.
3498 (ipa_early_sra): New function.
3499 (ipa_early_sra_gate): New function.
3500 (pass_early_ipa_sra): New variable.
3501 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3503 2009-09-17 Michael Matz <matz@suse.de>
3506 * tree.c (build_type_attribute_qual_variant): Export.
3507 * tree.h (build_type_attribute_qual_variant): Declare.
3508 * tree-inline.c (remap_type_1): Use it to build variants with
3509 the original qualifiers and attributes.
3511 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3513 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3514 without a fallthrough edge.
3516 2009-09-16 DJ Delorie <dj@redhat.com>
3518 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3519 chip and ignore the "fast_interrupt" attribute if so.
3521 2009-09-16 Richard Henderson <rth@redhat.com>
3524 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3527 2009-09-16 Richard Henderson <rth@redhat.com>
3530 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3531 is set only if DECL_NO_STATIC_CHAIN is unset.
3532 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3533 (FOR_EACH_NEST_INFO): New.
3534 (walk_all_functions): Use it.
3535 (finalize_nesting_tree): Likewise.
3536 (unnest_nesting_tree): Likewise.
3537 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3538 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3539 (convert_gimple_call): Early out if gimple_call_chain already set.
3540 (convert_all_function_calls): Iterate until no new functions
3541 require a static chain.
3542 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3543 when building a trampoline. Use dump_function_to_file instead
3545 (lower_nested_functions): Open dump_file. Validate that decls
3546 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3547 bit reset by this pass.
3549 2009-09-16 Michael Matz <matz@suse.de>
3552 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3553 shorten decl_common_unused.
3554 (DECL_RESTRICTED_P): New accessor.
3555 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3556 to disambiguate marked decls and restrict pointers.
3558 2009-09-16 Richard Henderson <rth@redhat.com>
3561 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3563 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3565 * integrate.c (set_block_abstract_flags): Call
3566 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3568 2009-09-16 Richard Guenther <rguenther@suse.de>
3571 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3574 2009-09-16 DJ Delorie <dj@redhat.com>
3575 Kaz Kojima <kkojima@gcc.gnu.org>
3577 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3578 (sh_expand_prologue): Update calls to output_stack_adjust.
3579 (sh_expand_epilogue): Likewise.
3581 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3584 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3585 trying to limit the extent of searches in the insn stream.
3587 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3588 Jakub Jelinek <jakub@redhat.com>
3592 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3594 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3595 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3596 (rs6000_savres_strategy): Always save FP registers inline if the
3597 target doesn't support hardware double-precision. Set the above
3598 bits in return value when needed.
3599 (rs6000_savres_routine_sym): Fix computation for cache selector.
3600 Mark the generated symbol as a function. Rename exitp argument to
3601 lr. Move code for determining the name of the symbol...
3602 (rs6000_savres_routine_name): ...here. New function. Add cases for
3603 getting the names right on AIX and 64-bit Linux.
3604 (savres_routine_name): New variable.
3605 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3606 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3607 on what the target routine uses as a base register. If savep && lr
3608 describe saving of r0 into memory slot.
3609 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3610 line calls for AIX ABI.
3611 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3612 determine FP save/restore functions.
3613 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3614 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3616 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3617 Duplicate restoration of LR and execute the appropriate one
3618 depending on whether GPRs are being restored inline. Set r11 from
3619 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3620 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3621 Fix out of line calls for AIX ABI.
3622 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3624 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3626 (*restore_gpregs_spe): Likewise.
3627 (*return_and_restore_gpregs_spe): Likewise.
3628 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3629 Define to empty string unconditionally.
3630 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3631 Define to empty string unconditionally.
3632 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3635 2009-09-15 Jan Hubicka <jh@suse.cz>
3637 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3638 * params.def (inline-insns-auto): Likewise.
3640 2009-09-15 Martin Jambor <mjambor@suse.cz>
3642 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3643 individual statements only at TDF_DETAILS dump level. Format
3644 source for 80 characters per line.
3646 2009-09-15 Christian Bruel <christian.bruel@st.com>
3648 * regrename.c (do_replace): Update REG_DEAD notes.
3650 2009-09-15 Revital Eres <eres@il.ibm.com>
3652 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3653 * targhooks.c (default_builtin_support_vector_misalignment):
3654 New builtin function.
3655 * targhooks.h (default_builtin_support_vector_misalignment):
3657 * target.h (builtin_support_vector_misalignment):
3658 New field in struct gcc_target.
3659 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3660 new builtin function.
3661 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3663 * config/rs6000/rs6000.c
3664 (rs6000_builtin_support_vector_misalignment): New function.
3665 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3667 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3669 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3671 (bfin_optimize_loop): Likewise.
3672 (bfin_gen_bundles): Likewise.
3673 (workaround_speculation): Likewise.
3674 (find_load): Return NULL_RTX for debug_insn.
3676 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3678 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3681 2009-09-14 DJ Delorie <dj@redhat.com>
3683 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3684 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3687 2009-09-14 Richard Henderson <rth@redhat.com>
3688 Jakub Jelinek <jakub@redhat.com>
3690 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3691 * cfgbuild.c (make_edges): Handle asm goto.
3692 * cfglayout.c (fixup_reorder_chain): Likewise.
3693 * cfgrtl.c (patch_jump_insn): Likewise.
3694 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3695 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3696 (gimple_build_asm_vec): Add and use labels parameter.
3697 (gimple_build_asm): Remove.
3698 (walk_gimple_asm): Walk labels too.
3699 * gimple.def (GIMPLE_ASM): Update docs.
3700 * gimple.h: Update decls.
3701 (struct gimple_statement_asm): Change nc to use unsigned char;
3703 (gimple_asm_nlabels): New.
3704 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3705 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3706 into gimple_build_asm_vec.
3707 * jump.c (mark_jump_label_asm): New.
3708 (mark_jump_label): Use it.
3709 (redirect_jump_1): Handle asm goto.
3710 (invert_jump_1): Soft fail if X is null.
3711 * recog.c (extract_asm_operands): New.
3712 (asm_noperands): Use it; handle asm labels.
3713 (decode_asm_operands): Use extract_asm_operands.
3714 (asm_operand_ok): Properly handle empty string.
3715 * reg-stack.c (get_asm_operands_in_out): Rename from
3716 get_asm_operand_n_inputs; use extract_asm_operands; return both
3717 inputs and outputs by reference; update all callers.
3718 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3719 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3720 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3721 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3722 (extract_asm_operands): Declare.
3723 * stmt.c (expand_asm_operands): Add and use labels parameter.
3724 (check_unique_operand_names): Likewise.
3725 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3726 (expand_asm_stmt): Handle asm labels.
3727 * tree-cfg.c (make_gimple_asm_edges): New.
3728 (make_edges): Use it.
3729 (cleanup_dead_labels): Handle asm labels.
3730 (is_ctrl_altering_stmt): Likewise.
3731 (gimple_redirect_edge_and_branch): Likewise.
3732 * tree.def (ASM_EXPR): Add 5th operand.
3733 * tree.h (ASM_LABELS): New.
3734 (resolve_asm_operand_names): Update decl.
3736 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3737 (c_parser_asm_goto_operands): New.
3738 * c-tree.h (build_asm_expr): Update decl.
3739 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3740 * doc/extend.texi: Document asm goto.
3742 2009-09-14 Richard Henderson <rth@redhat.com>
3744 * except.h: Update declarations.
3745 (struct pointer_map_t): Forward declare.
3746 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3747 (struct eh_landing_pad_d, eh_landing_pad): New.
3748 (struct eh_catch_d, eh_catch): New.
3749 (struct eh_region_d): Remove next_region_sharing_label, aka,
3750 label, tree_label, landing_pad, post_landing_pad, resume,
3751 may_contain_throw. Rename region_number to index. Remove
3752 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3753 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3754 (VEC(eh_landing_pad,gc)): New.
3755 (struct eh_status): Remove last_region_number. Add lp_array,
3756 throw_stmt_table, ttype_data, ehspec_data.
3757 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3758 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3759 * except.c (lang_protect_cleanup_actions): Return tree.
3760 (struct ehl_map_entry): Remove.
3761 (init_eh_for_function): Push zero entries for region and lp_array.
3762 (gen_eh_region): Add to region_array immediately.
3763 (gen_eh_region_catch): Operate on eh_catch objects.
3764 (gen_eh_landing_pad): New.
3765 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3766 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3767 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3768 (get_eh_landing_pad_from_number_fn): New.
3769 (get_eh_landing_pad_from_number): New.
3770 (get_eh_region_from_lp_number_fn): New.
3771 (get_eh_region_from_lp_number): New.
3772 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3773 (get_exception_pointer, get_exception_filter): Remove.
3774 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3775 (current_function_has_exception_handlers): Simplify.
3776 (bring_to_root, eh_region_replaceable_by_p): Remove.
3777 (replace_region, hash_type_list, hash_eh_region): Remove.
3778 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3779 (label_to_region_map, num_eh_regions): Remove.
3780 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3781 (find_exception_handler_labels): Remove.
3782 (duplicate_eh_regions_0, find_prev_try): Remove.
3783 (struct duplicate_eh_regions_data): New.
3784 (duplicate_eh_regions_1): Rewrite.
3785 (duplicate_eh_regions): Return a pointer map instead of an
3787 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3788 (redirect_eh_edge_to_label): Remove.
3789 (eh_region_outermost): Rewrite using eh_region pointers
3790 instead of integers.
3791 (add_ttypes_entry): Update for ttype_data move to eh_status.
3792 (add_ehspec_entry): Rewrite with VEC instead of varray.
3793 (assign_filter_values): Likewise. Export.
3794 (build_post_landing_pads, connect_post_landing_pads): Remove.
3795 (dw2_build_landing_pads): Rewrite to use lp_array.
3796 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3797 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3798 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3799 (sjlj_mark_call_sites): Update for landing pad numbers.
3800 (finish_eh_generation): Rewrite.
3801 (gate_handle_eh): Do nothing for no eh tree.
3802 (pass_rtl_eh): Move up near finish_eh_generation.
3803 (remove_eh_landing_pad): New.
3804 (remove_eh_handler): Export.
3805 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3806 (for_each_eh_label): Rewrite to use lp_array.
3807 (make_reg_eh_region_note): New.
3808 (make_reg_eh_region_note_nothrow_nononlocal): New.
3809 (insn_could_throw_p): New.
3810 (copy_reg_eh_region_note_forward): New.
3811 (copy_reg_eh_region_note_backward): New.
3812 (check_handled, add_reachable_handler): Remove.
3813 (reachable_next_level, foreach_reachable_handler): Remove.
3814 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3815 (get_eh_region_and_lp_from_rtx): New.
3816 (get_eh_region_from_rtx): New.
3817 (can_throw_internal_1, can_throw_external_1): Remove.
3818 (can_throw_internal): Use get_eh_region_from_rtx.
3819 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3820 (insn_nothrow_p, can_nonlocal_goto): New.
3821 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3822 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3823 (add_action_record): Use VEC not varray.
3824 (collect_one_action_chain): Update for eh_region changes.
3825 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3826 Use get_eh_region_and_lp_from_rtx.
3827 (gate_convert_to_eh_region_ranges): New.
3828 (pass_convert_to_eh_region_ranges): Use it.
3829 (push_uleb128, push_sleb128): Use VEC not varray.
3830 (output_one_function_exception_table): Likewise.
3831 (dump_eh_tree): Update for eh_region changes.
3832 (verify_eh_tree): Likewise.
3833 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3834 * tree-eh.c: Include target.h.
3835 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3836 Don't disallow GIMPLE_RESX; adjust argument check.
3837 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3838 (record_stmt_eh_region): Update for landing pad numbers;
3839 generate a landing pad if necessary.
3840 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3841 (remove_stmt_from_eh_lp_fn): Similarly.
3842 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3843 Update for lp numbers; don't special case missing throw_stmt_table.
3844 (lookup_expr_eh_lp): Similarly.
3845 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3846 (eh_seq, eh_region_may_contain_throw): New.
3847 (struct leh_state): Add ehp_region.
3848 (struct leh_tf_state): Remove eh_label.
3849 (emit_post_landing_pad): New.
3850 (emit_resx, emit_eh_dispatch): New.
3851 (note_eh_region_may_contain_throw): New.
3852 (frob_into_branch_around): Take eh_region not eh label;
3853 emit eh code into eh_seq.
3854 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3855 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3856 lower_eh_must_not_throw. Emit code to eh_seq.
3857 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3858 (lower_try_finally_onedest): Likewise.
3859 (lower_try_finally_copy): Likewise.
3860 (lower_try_finally_switch): Likewise.
3861 (lower_try_finally): Initialize ehp_region.
3862 (lower_catch): Update for eh_catch objects.
3863 (lower_eh_filter): Don't handle must_not_throw.
3864 (lower_eh_must_not_throw): New.
3865 (lower_cleanup): Don't set eh_label.
3866 (lower_eh_constructs_2): Resolve eh builtins.
3867 Handle GIMPLE_EH_MUST_NOT_THROW.
3868 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3869 Add eh_seq to the end of the function body.
3870 (make_eh_dispatch_edges): New.
3871 (make_eh_edge): Remove.
3872 (make_eh_edges): Simplify for landing pads.
3873 (redirect_eh_edge_1): New.
3874 (redirect_eh_edge): Use it.
3875 (redirect_eh_dispatch_edge): New.
3876 (stmt_could_throw_p): Use a switch. Allow RESX.
3877 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3878 (stmt_can_throw_internal): Likewise.
3879 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3880 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3881 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3882 (gate_refactor_eh): New.
3883 (pass_refactor_eh): Use it.
3884 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3885 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3886 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3887 (remove_unreachable_handlers): Rename from
3888 tree_remove_unreachable_handlers; rewrite for landing pads;
3889 call remove_eh_handler directly.
3890 (remove_unreachable_handlers_no_lp): New.
3891 (unsplit_eh, unsplit_all_eh): New.
3892 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3893 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3894 (cleanup_empty_eh_unsplit): New.
3895 (cleanup_empty_eh): Rewrite.
3896 (cleanup_all_empty_eh): New.
3897 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3898 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3899 (gate_cleanup_eh): New.
3900 (pass_cleanup_eh): Use it.
3901 (verify_eh_edges): Move later in file. Expect one EH edge.
3902 (verify_eh_dispatch_edge): New.
3904 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3905 (gtype-desc.o): Add TARGET_H.
3906 (tree.o): Use EXCEPT_H, not except.h.
3907 (cfgbuild.o): Add EXPR_H.
3908 (GTFILES): Add vecprim.h.
3909 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3910 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3911 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3912 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3913 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3914 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3915 calls to can_throw_internal.
3916 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3917 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3918 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3919 (expand_gimple_stmt): Use make_reg_eh_region_note.
3920 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3921 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3922 or find_exception_handler_labels.
3923 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3924 there is exacly one EH edge. Use can_nonlocal_goto and
3926 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3927 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3928 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3929 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3930 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3931 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3932 * dse.c (scan_insn): Use insn_could_throw_p.
3933 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3934 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3935 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3936 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3937 EXC_PTR_EXPR or FILTER_EXPR.
3938 (tree_expr_nonzero_warnv_p): Likewise.
3939 * function.h: Include vecprim.h, not varray.h
3940 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3941 move ttype_data and ehspec_data members to struct eh_status; change
3942 action_record_data member to a VEC.
3943 * gcse.c (hash_scan_set): Use can_throw_internal.
3944 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3945 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3946 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3947 (block_may_fallthru): Don't handle RESX_EXPR.
3948 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3949 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3950 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3951 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3952 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3953 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3954 (gimple_size): Likewise.
3955 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3956 (gimple_build_resx): Use gimple_build_with_ops.
3957 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3958 (is_gimple_val): Likewise.
3959 (is_gimple_stmt): Remove RESX_EXPR.
3960 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3961 (GIMPLE_RESX): Reorder with other EH constructs.
3962 * gimple.h (struct gimple_statement_eh_mnt): New.
3963 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3964 (gimple_eh_filter_must_not_throw): Remove.
3965 (gimple_eh_filter_set_must_not_throw): Remove.
3966 (gimple_eh_must_not_throw_fndecl): New.
3967 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3968 (is_gimple_resx): New.
3969 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3970 Don't copy EH_FILTER_MUST_NOT_THROW.
3971 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3972 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3973 handle must_not_throw_labels specially.
3974 * ipa-pure-const.c (check_call): Update debug statement for LP.
3975 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3976 * ipa-utils.c (get_base_var): Likewise.
3977 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3978 * lower-subreg.c (move_eh_region_note): Remove.
3979 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3980 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3981 (create_task_copyfn): Likewise.
3982 (maybe_catch_exception): Use gimple_build_eh_filter.
3983 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3984 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3985 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3986 and pass_lower_resx.
3987 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3988 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3989 can_throw_internal, can_nonlocal_goto.
3990 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3991 copy_reg_eh_region_note_forward.
3992 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3993 (emit_output_reload_insns): Likewise.
3994 (copy_eh_notes): Remove.
3995 * rtl.def (RESX): Remove.
3996 * rtl.h: Update declarations.
3997 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3998 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3999 (update_eh_label): Remove.
4000 (cleanup_dead_labels_eh): New.
4001 (cleanup_deal_labels): Use it instead of update_eh_label.
4002 (gimple_merge_blocks): Update landing pad data structure when
4003 removing a landing pad label.
4004 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4005 test; handle GIMPLE_EH_MUST_NOT_THROW.
4006 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4007 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4008 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4009 (verify_stmt): Likewise. Verify landing pads.
4010 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4011 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4012 (struct move_stmt_d): Add eh_map.
4013 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4014 (move_stmt_r): Remap eh region numbers in builtin calls,
4015 resx and eh_dispatch.
4016 (move_block_to_fn): Remove eh_offset parameter. Use
4017 maybe_duplicate_eh_stmt_fn.
4018 (find_outermost_region_in_block): Operate on eh_region pointers
4019 instead of region numbers.
4020 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4021 duplicate_eh_regions.
4022 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4023 test earlier. Disallow EH landing pads.
4024 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4025 * tree-flow.h: Update declarations.
4026 (struct tree_ann_common_d): Replace rn with lp_nr.
4027 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4028 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4029 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4030 resx and eh_dispatch.
4031 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4032 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4033 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4034 from duplicate_eh_regions.
4035 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4036 update RESX; handle EH_DISPATCH.
4037 (expand_call_inline): Set eh_lp_nr, not eh_region.
4038 (maybe_inline_call_in_expr): Likewise.
4039 * tree-inline.h (struct copy_body_data): Replace eh_region with
4040 eh_lp_nr, eh_region_offset with eh_map.
4041 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4042 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4043 * tree-pretty-print.c (dump_generic_node): Don't handle
4044 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4045 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4046 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4047 EXC_PTR_EXPR, FILTER_EXPR.
4048 * tree-ssa-operands.c (get_expr_operands): Likewise.
4049 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4050 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4051 (ao_ref_init_from_vn_reference): Likewise.
4052 * tree-ssa-sink.c (statement_sink_location): Likewise.
4053 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4054 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4055 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4056 EXC_PTR_EXPR, FILTER_EXPR.
4057 (is_exception_related): Remove.
4058 (compute_avail): Don't call it.
4059 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4060 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4061 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4062 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4064 (build_resx): Remove.
4065 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4066 * tree.h: Update declarations.
4067 (EH_FILTER_MUST_NOT_THROW): Remove.
4068 (struct tree_label_decl): Add eh_landing_pad_nr.
4069 (EH_LANDING_PAD_NR): New.
4070 * value-prof.c (gimple_ic): Tidy variable names. Update for
4071 landing pad numbers.
4072 (gimple_stringop_fixed_value): Tidy variable names. Assert
4073 that neither call stmt can throw.
4074 * vecprim.h (uchar): New.
4075 (VEC(uchar,heap), VEC(uchar,gc)): New.
4077 * c-common.c (c_define_builtins): Update call to
4078 build_common_builtin_nodes.
4079 * c-parser.c (c_parse_file): Don't call
4080 default_init_unwind_resume_libfunc.
4082 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4084 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4085 (mips_cprestore_address_p): Likewise.
4086 (mips_save_gp_to_cprestore_slot): Likewise.
4087 (mips_restore_gp): Rename to...
4088 (mips_restore_gp_from_cprestore_slot): ...this.
4089 (mips_must_initialize_gp_p): Declare.
4090 (mips_emit_save_slot_move): Likewise.
4091 (mips_output_load_label): Return nothing.
4092 (mips_eh_uses): Declare.
4093 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4094 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4095 (TARGET_ABSOLUTE_JUMPS): Likewise.
4096 (EH_USES): Likewise.
4097 (FIRST_PSEUDO_REGISTER): Update comment.
4098 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4099 (MIPS_CALL): ...here.
4100 (REGISTER_NAMES): Add $cprestore.
4101 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4102 Add load_label_length, has_inflexible_gp_insn_p,
4103 has_flexible_gp_insn_p, must_initialize_gp_p and
4104 must_restore_gp_when_clobbered_p.
4105 (mips_expand_call): Don't generate split instructions here.
4106 (mips_split_call): Update the call to mips_restore_gp after
4107 the above name change.
4108 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4109 (mips_find_gp_ref): New function.
4110 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4111 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4112 (mips_insn_has_flexible_gp_ref_p): Likewise.
4113 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4114 (mips_function_has_gp_insn): Delete.
4115 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4116 Use the new functions above. Only return INVALID_REGNUM
4117 for TARGET_ABSOLUTE_JUMPS.
4118 (mips_must_initialize_gp_p): New function.
4119 (mips_get_cprestore_base_and_offset): New function, extracted from...
4120 (mips_cprestore_slot): ...here. Take a bool parameter.
4121 (mips_cfun_has_cprestore_slot_p): New function.
4122 (mips_cprestore_address_p): Likewise.
4123 (mips_save_gp_to_cprestore_slot): Likewise.
4124 (mips_restore_gp): Rename to...
4125 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4126 epilogue_completed. Update the call to mips_cprestore_slot.
4127 Test cfun->machine->must_restore_gp_when_clobbered_p.
4128 (mips_direct_save_slot_move_p): New function.
4129 (mips_emit_save_slot_move): Likewise.
4130 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4131 of cfun->machine->global_pointer.
4132 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4133 (mips_save_reg): Use mips_emit_save_slot_move.
4134 (mips_expand_prologue): Set must_initialize_gp_p.
4135 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4136 for all cprestore saves. Emit a use_cprestore instruction after
4137 setting up the cprestore slot.
4138 (mips_restore_reg): Use mips_emit_save_slot_move.
4139 (mips_process_load_label): New function.
4140 (mips_load_label_length): Likewise.
4141 (mips_output_load_label): Don't return asm: output it here instead.
4142 Use mips_process_load_label.
4143 (mips_adjust_insn_length): Adjust the length of branch instructions
4144 that have length MAX_PIC_BRANCH_LENGTH.
4145 (mips_output_conditional_branch): Update the call to
4146 mips_output_load_label. Assume the branch target is OPERANDS[0]
4147 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4148 (mips_output_order_conditional_branch): Swap the meaning of
4149 OPERANDS[0] and OPERANDS[1].
4150 (mips_variable_issue): Don't count ghost instructions.
4151 (mips_expand_ghost_gp_insns): New function.
4152 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4153 (mips_output_mi_thunk): Set must_initialize_gp_p.
4154 (mips_eh_uses): New function.
4155 * config/mips/predicates.md (cprestore_save_slot_operand)
4156 (cprestore_load_slot_operand): New predicates.
4157 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4158 (UNSPEC_MOVE_GP): Likewise.
4159 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4160 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4161 (CPRESTORE_SLOT_REGNUM): New register.
4162 (MAX_PIC_BRANCH_LENGTH): New constant.
4163 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4164 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4165 branches. Fix commentary.
4166 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4167 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4168 Change type to "ghost".
4169 (loadgp_absolute_<mode>): Likewise.
4170 (loadgp_rtp_<mode>): Likewise.
4171 (copygp_mips16): Likewise.
4172 (loadgp_blockage): Remove redundant mode attribute.
4173 (potential_cprestore): New instruction.
4174 (cprestore): Turn into an unspec set.
4175 (use_cprestore): New instruction.
4176 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4177 (*branch_fp_inverted): Likewise.
4178 (*branch_order<mode>): Likewise.
4179 (*branch_order<mode>_inverted): Likewise.
4180 (*branch_equality<mode>): Likewise.
4181 (*branch_equality<mode>_inverted): Likewise.
4182 (*branch_bit<bbv><mode>): Likewise.
4183 (*branch_bit<bbv><mode>_inverted): Likewise.
4184 (*branch_equality<mode>_mips16): Remove redundant mode.
4185 (jump): Turn into a define_expand.
4186 (*jump_absolute): New instruction.
4187 (*jump_pic): Likewise.
4188 (*jump_mips16): Rename previously-unnamed pattern. Remove
4189 redundant mode attribute.
4190 (restore_gp): Split on epilogue_completed rather than
4191 reload_completed. Change type to "ghost".
4192 (move_gp<mode>): New instruction.
4193 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4194 Remove redundant mode attribute.
4195 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4196 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4197 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4199 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4202 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4203 are returned in the same register (vs34 or v2) that Altivec vector
4204 types are returned in.
4205 (rs6000_libcall_value): Ditto.
4208 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4209 instead of explicit addsi3/adddi3 calls.
4210 (rs6000_split_multireg_move): Ditto.
4211 (rs6000_emit_allocate_stack): Ditto.
4212 (rs6000_emit_prologue): Ditto.
4213 (rs6000_output_mi_thunk): Ditto.
4215 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4216 size is 64 bits if we can use 64-bit registers.
4218 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4220 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4223 From Jie Zhang <jie.zhang@analog.com>:
4224 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4225 save FP and RETS with saveall attribute.
4226 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4227 with saveall attribute.
4229 * config/bfin/bfin.c (bfin_expand_builtin,
4230 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4233 From Jie Zhang <jie.zhang@analog.com>:
4234 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4235 before use in two places.
4236 * config/bfin/bfin.md (AREG): Define mode iterator.
4237 (reload_in, reload_out): Use mode iterator AREG.
4239 2009-09-14 Richard Guenther <rguenther@suse.de>
4242 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4243 EH personality path.
4245 2009-09-13 Richard Guenther <rguenther@suse.de>
4246 Rafael Avila de Espindola <espindola@google.com>
4248 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4249 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4250 (LANG_HOOKS_INITIALIZER): Adjust.
4251 (lhd_pass_through_t): Declare.
4252 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4254 * langhooks.c (lhd_pass_through_t): New function.
4255 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4256 dwarf2out_begin_prologue): Use personality from current_function_decl.
4257 * expr.h (get_personality_function): Declare.
4258 * expr.c (get_personality_function): New function.
4259 (build_personality_function): Likewise.
4260 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4261 (eh_personality_libfunc): Remove.
4262 * optabs.c (build_libfunc_function): New function split out from ...
4263 (init_one_libfunc): ... here.
4264 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4265 (tree_function_decl): Add personality.
4266 (lhd_gcc_personality): Declare.
4267 (build_personality_function): Likewise.
4268 * tree.c (gcc_eh_personality_decl): New.
4269 (lhd_gcc_personality): New function.
4270 * except.h (lang_eh_runtime_type): Remove.
4271 (enum eh_personality_kind): New.
4272 (build_personality_function): Declare.
4273 (function_needs_eh_personality): Declare.
4274 * except.c (lang_eh_runtime_type): Remove.
4275 (function_needs_eh_personality): New function.
4276 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4277 (sjlj_emit_function_enter, output_function_exception_table):
4278 Use personality from current_function_decl.
4279 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4280 * tree-inline.c (tree_can_inline_p): Do not inline across different
4282 (expand_call_inline): Likewise. Adjust the callers EH personality.
4283 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4284 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4285 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4286 (c-parser.o): Likewise
4287 * c-tree.h (c_eh_initialized_p): Remove.
4288 (c_maybe_initialize_eh): Likewise.
4289 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4290 (finish_decl): Don't call c_maybe_initialize_eh.
4291 (c_eh_initialized_p): Remove.
4292 (c_maybe_initialize_eh): Likewise.
4293 * c-parser.c (c_parser_omp_construct): Likewise.
4294 (c_parse_file): Initialize exception handling.
4296 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4298 * config.gcc (tm_file): Remove i386/biarch32.h
4299 for i?86-w64-mingw* case.
4300 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4302 * config.host: Set for x64 mingw the option
4303 use_long_long_for_widest_fast_int to yes.
4305 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4307 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4308 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4309 (dbxout_begin_function): Likewise.
4310 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4311 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4312 set on the function.
4313 (final_end_function): Likewise.
4314 (final_scan_insn): Likewise.
4315 (rest_of_handle_final): Likewise.
4316 * varasm.c (assemble_start_function): Likewise.
4317 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4319 2009-09-12 Jason Merrill <jason@redhat.com>
4321 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4322 * opts.c (common_handle_option): constify.
4324 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4326 * doc/install.texi (avr): Remove obsolete reference site.
4328 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4330 * doc/install.texi (Binaries): Adjust AIX link.
4332 2009-09-12 Akim Demaille <demaille@gostai.com>
4334 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4335 Use an imperative sentence.
4337 2009-09-11 Richard Henderson <rth@redhat.com>
4339 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4340 structure-name and has-tree-operands arguments; update all entries.
4341 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4343 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4344 (gsstruct_code_size): New.
4345 (gss_for_code_): New.
4346 (gss_for_code): Remove.
4347 (gimple_size): Rewrite using gsstruct_code_size.
4348 (gimple_statement_structure): Move to gimple.h.
4349 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4350 (gss_for_code, gimple_statement_structure): New.
4351 (gimple_ops): Use new arrays; tidy.
4353 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4355 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4356 operand to be a PLUS expression.
4357 * config/pa/pa.c (pa_secondary_reload): Likewise.
4359 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4361 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4363 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4366 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4368 From Jie Zhang <jie.zhang@analog.com>:
4369 * doc/extend.texi (node Function Attributes): Document l2
4371 (node Blackfin Variable Attributes): Document l2 variable attributes.
4373 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4375 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4376 to match the system compiler's configuration at inflection point.
4377 Add comment to remark a remaining difference with system compiler.
4379 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4380 * configure: Regenerate.
4382 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4384 From Jie Zhang <jie.zhang@analog.com>:
4385 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4386 (bfin_handle_l2_attribute): New.
4387 (bfin_attribute_table): Add l2 attribute.
4389 2009-09-11 Michael Matz <matz@suse.de>
4392 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4393 on the local_decls list.
4395 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4399 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4401 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4402 for VALUEs, to implement the documented interface.
4403 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4404 Adjust for VALUEs and anything else, to implement the
4405 documented interface.
4407 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4409 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4410 with actual SPE/paired vector modes before using 64-bit alignment.
4411 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4413 2009-09-10 DJ Delorie <dj@redhat.com>
4415 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4418 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4419 * config/mep/mep.c (mep_legitimate_constant_p): New.
4420 * config/mep/mep-protos.h: Prototype it.
4422 2009-09-10 Richard Henderson <rth@redhat.com>
4424 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4426 2009-09-10 Jason Merrill <jason@redhat.com>
4428 * tree.c (chain_index): New fn.
4429 * tree.h: Declare it.
4431 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4433 * config/sol2-c.c (cmn_err_length_specs): Initialize
4434 scalar_identity_flag.
4436 2009-09-10 Richard Henderson <rth@redhat.com>
4438 * tree.h (struct tree_decl_common): Move align member earlier;
4439 move label_decl_uid member ...
4440 (struct tree_label_decl): ... here.
4441 (LABEL_DECL_UID): Update to match.
4443 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4446 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4447 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4449 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4450 dest_prev if the edge is complex.
4452 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4454 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4455 loop latch tests earlier.
4457 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4458 before GIMPLE_RETURN, not after its predecessor; insert
4461 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4462 gimple_seq_empty_p to test for no PHI nodes.
4463 * tree-cfg.c (split_critical_edges): Likewise.
4465 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4467 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4469 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4470 introduced by the VTA branch merge.
4472 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4474 * ira-conflicts.c: Use fputs or putc instead of fprintf
4478 * tree-switch-conversion.c: Ditto.
4480 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4482 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4483 introduced by the VTA branch merge.
4485 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4488 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4490 PR rtl-optimization/39779
4491 * expr.c (convert_modes): Return when mode == oldmode after
4492 CONST_INTs are processed.
4494 2009-09-10 Nick Clifton <nickc@redhat.com>
4496 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4497 attribute and referring decl when creating renamed symbol.
4499 2009-09-10 Richard Guenther <rguenther@suse.de>
4502 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4504 (cgraph_finalize_compilation_unit): Compute reachability
4505 before emitting thunks. Properly process aliases before
4506 possibly removing unreachable nodes.
4508 2009-09-10 Richard Guenther <rguenther@suse.de>
4511 * tree.c (struct free_lang_data_d): Add worklist member.
4512 (find_decls_types_r): Push onto the worklist instead of recursing.
4513 Handle TREE_BINFOs properly.
4514 (find_decls_types): New function wrapped around find_decls_types_r
4515 to process the worklist.
4516 (find_decls_types_in_eh_region): Use it.
4517 (find_decls_types_in_node): Likewise.
4518 (find_decls_types_in_var): Likewise.
4519 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4520 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4521 (AGGREGATE_TYPE_P): Adjust.
4523 2009-09-09 Jason Merrill <jason@redhat.com>
4525 * configure.ac: Check glibc version even if we have an in-tree
4528 2009-09-09 Anthony Green <green@moxielogic.com>
4530 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4531 the constant 0 when appropriate.
4532 * config/moxie/constraints.md: Add constraint O.
4534 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4535 to pass up to 6 32-bit argument values in registers.
4536 (moxie_function_arg): Ditto.
4537 (moxie_arg_partial_bytes): Ditto.
4538 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4539 (REG_PARM_STACK_SPACE): Ditto.
4540 (FUNCTION_ARG_REGNO_P): Ditto.
4542 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4543 instruction to allocate stack space.
4545 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4547 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4548 unnecessarily stringent constraints. Fix address
4549 calculation in the splitters.
4551 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4553 PR rtl-optimization/39779
4554 * expr.c (convert_modes): Return when mode == oldmode after
4555 CONST_INTs are processed.
4557 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4560 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4561 (ix86_expand_prologue): Take frame.padding0 into logic of
4563 (ix86_expand_epilogue): Likewise.
4565 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4567 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4569 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4570 * config/t-slibgcc-libgcc: New file.
4571 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4573 2009-09-09 Martin Jambor <mjambor@suse.cz>
4575 PR tree-optimization/41089
4576 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4579 2009-09-09 Richard Henderson <rth@redhat.com>
4581 * gimple.h (CASE_GIMPLE_OMP): New.
4582 (is_gimple_omp): Use it.
4583 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4584 (verify_gimple_debug): Likewise.
4586 2009-09-09 Richard Guenther <rguenther@suse.de>
4588 PR tree-optimization/41101
4589 * tree-ssa-pre.c (maximal_set): Remove.
4590 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4591 Defer all blocks we didn't visit at least one successor.
4592 (add_to_exp_gen): Do not add to the maximal set.
4593 (make_values_for_phi): Likewise.
4594 (compute_avail): Likewise.
4595 (init_pre): Do not allocate the maximal set.
4596 (execute_pre): Do not dump it.
4598 2009-09-09 Martin Jambor <mjambor@suse.cz>
4600 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4601 an SSA_NAME rather than a is_gimple_variable.
4603 2009-09-09 Richard Guenther <rguenther@suse.de>
4606 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4607 code dealing with plain pointer bases.
4608 (maybe_fold_offset_to_reference): Likewise.
4609 (maybe_fold_stmt_addition): Adjust.
4611 2009-09-09 Richard Guenther <rguenther@suse.de>
4613 * tree.c (free_lang_data_in_type): Do not free the type variant
4615 (free_lang_data): Merge char_type_node with its properly signed
4617 (pass_ipa_free): Collect after freeing language specific data.
4619 2009-09-09 Michael Matz <matz@suse.de>
4622 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4623 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4624 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4627 2009-09-08 DJ Delorie <dj@redhat.com>
4629 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4631 2009-09-04 Jason Merrill <jason@redhat.com>
4633 * tree.c (tree_find_value): Remove.
4634 * tree.h: Remove prototype.
4635 * varasm.c (assemble_external): Use value_member instead.
4637 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4639 * toplev.c (process_options): Choose default debugging type when
4640 gtoggle enables debug info and type is unset.
4642 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4646 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4649 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4651 * configure: Rebuilt with modified libtool.m4.
4653 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4658 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4660 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4662 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4663 (remove_statement): Likewise.
4664 (rewrite_use_nonlinear_expr): Adjust.
4665 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4666 * tree-ssa.c (release_defs_bitset): ... this. New.
4667 * tree-flow.h (release_defs_bitset): Declare.
4669 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4672 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4673 in the middle block.
4675 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4677 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4678 via intptr_t to long type.
4679 (insert_operand_rank): Cast long type via intptr_t to
4681 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4683 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4684 from pointer to unsigned via uintptr_t.
4686 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4687 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4689 * configure: Regenerated.
4690 * config.in: Regenerated
4691 * system.h (stdint.h): Add include.
4692 (inttypes.h): Likewise.
4693 * Makefile.in (aclocal): Add config/stdint.m4.
4694 * aclocal.m4: Regenerated.
4696 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4698 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4700 (note_np_check_stores): New function.
4701 (harmless_null_pointer_p): New function.
4702 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4703 changed. Take into account whether we're in the shadow of a condjump
4704 that tested NP_REG for NULL.
4705 Lose all code that tested for SEQUENCEs.
4706 (workaround_speculation): Avoid inserting NOPs for loads that are
4707 either always executed or a NULL pointer.
4709 2009-09-08 Jan Hubicka <jh@suse.cz>
4711 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4712 * params.def (early-inlining-insns): Likewise.
4714 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4716 PR rtl-optimization/41239
4717 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4718 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4720 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4721 across calls, as the calls might not always return normally.
4722 (call_may_noreturn_p): New function.
4723 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4724 (init_deps): Initialize it.
4725 (remove_from_deps): Also remove calls from
4726 last_function_call_may_noreturn list.
4728 2009-09-07 Richard Henderson <rth@redhat.com>
4730 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4731 more VR->OPERANDS than LHS operands. Free LHS before returning.
4733 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4735 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4736 (attr "addrtype"): New member "spreg".
4737 Use it if mem_spfp_address_operand is true for the address.
4738 (attr "type"): New entry "stall".
4739 (cpu_unit "load"): New.
4740 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4742 (insn_reservation "loadsp"): New.
4743 (insn_reservation "load_stall1"): New.
4744 (insn_reservation "load_stall3"): New.
4746 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4747 (mem_p_address_operand): Exclude stack and frame pointer based
4749 (mem_spfp_address_operand): New; match them here.
4750 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4751 (bfin_reorg): Call it if scheduling insns.
4752 (bfin_gen_bundles): Remove dummy insns created by
4753 add_sched_insns_for_speculation.
4755 From Jie Zhang <jie.zhang@analog.com>:
4756 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4757 bfin_si_revision, bfin_workarounds): Move these ...
4758 * config/bfin/bfin.h: ... here.
4760 From Mike Frysinger <michael.frysinger@analog.com>
4761 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4762 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4763 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4764 bf547m, bf548m, and bf549m.
4765 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4766 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4767 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4768 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4769 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4770 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4771 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4772 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4773 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4774 bf542m, bf544m, bf547m, bf548m, and bf549m.
4776 From Jie Zhang <jie.zhang@analog.com>:
4777 * config/bfin/predicates.md (p_register_operand): New predicate.
4778 (dp_register_operand): New predicate.
4779 * config/bfin/bfin-protos.h (WA_05000074): Define.
4780 (ENABLE_WA_05000074): Define.
4781 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4782 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4783 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4784 (define_attr addrtype): Allow load/store register to be P register.
4785 (define_attr storereg): New.
4786 (define_cpu_unit anomaly_05000074): New.
4787 (define_insn_reservation dsp32shiftimm): New.
4788 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4789 (define_insn_reservation loadp): Cannot use slot2.
4790 (define_insn_reservation loadsp): Cannot use slot2.
4791 (define_insn_reservation storep): Cannot use slot2. Does not
4792 apply when working around 05000074.
4793 (define_insn_reservation storep_anomaly_05000074): New.
4794 (define_insn_reservation storei): Does not apply when working
4796 (define_insn_reservation storei_anomaly_05000074): New.
4797 (define_attr length): Add dsp32shiftimm case.
4798 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4799 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4800 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4801 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4802 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4804 2009-09-07 Martin Jambor <mjambor@suse.cz>
4807 * tree-sra.c (create_artificial_child_access): Return NULL if
4808 build_ref_for_offset fails.
4809 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4810 and create_artificial_child_access to fail.
4812 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4815 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4816 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4817 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4819 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4821 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4822 block, ensure it has an exit edge. Emit a barrier after a jump.
4824 2009-09-07 Nick Clifton <nickc@redhat.com>
4826 * gcc.c (this_is_linker_script): New variable. Like
4827 this_is_library_file but for the %T constructor.
4828 (end_going_arg): If this_is_linker_script is set then locate the
4829 script and insert a --script switch before it
4830 (do_spec_2): Initialise this_is_linker_script.
4831 (do_spec_1): Likewise. Handle %T construct.
4832 (eval_spec_function): Preserve this_is_linker_script.
4833 * doc/invoke.texi: Document %T construct in spec files.
4834 * config/m32c/m32c.h (LIB_SPEC): Use it.
4836 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4838 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4839 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4840 when volatile flag is set.
4841 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4843 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4846 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4847 (combine_stack_adjustments_for_block): Allow insns between stack
4848 adjustments and stores with corresponding pre-(dec|inc)rement or
4849 pre-modify operation.
4851 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4854 * combine-stack-adj.c (struct csa_memlist): Rename to...
4855 (struct csa_reflist): ... this. Rename mem field to ref.
4856 (free_csa_memlist): Rename to...
4857 (free_csa_reflist): ... this.
4858 (record_one_stack_memref): Rename to...
4859 (record_one_stack_ref): ... this. Handle also REG_P.
4860 (try_apply_stack_adjustment): Handle also REG_P.
4861 (struct record_stack_memrefs_data): Rename to...
4862 (struct record_stack_refs_data): ... this. Rename memlist field to
4864 (record_stack_memrefs): Rename to...
4865 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4866 subexpressions instead of failing when a MEM contains SP references.
4867 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4868 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4870 2009-09-06 Richard Guenther <rguenther@suse.de>
4873 * tree.c (build_array_type): Do not record types marked
4874 with structural equality in the canonical type hashtable.
4876 2009-09-06 Richard Guenther <rguenther@suse.de>
4879 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4881 2009-09-05 Richard Guenther <rguenther@suse.de>
4884 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4886 2009-09-05 Richard Guenther <rguenther@suse.de>
4889 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4891 2009-09-05 Richard Guenther <rguenther@suse.de>
4894 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4895 before comparing function argument types.
4897 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4900 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4903 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4906 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4908 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4909 locators before emit_insn is called.
4911 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4914 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4915 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4916 (reginfo_init): Don't call allocate_reg_info.
4918 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4921 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4922 NONDEBUG_INSN_P instead of INSN_P.
4924 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4927 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4929 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4932 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4933 pattern of the split.
4935 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4937 * toplev.c (process_options): Move setter of flag_var_tracking
4938 before other tests that depend on it. Move down setter of
4939 flag_rename_registers. Don't enable var-tracking-assignments
4940 by default if selective scheduling is enabled. Warn if both
4943 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4945 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4946 comment. Use switch statement to catch overlaps between rtx
4947 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4948 (IS_DECL_CODE): ... here. Remove.
4949 (check_value_is_not_decl): Remove.
4950 (dv_from_decl, dv_from_value): Check after conversion.
4952 2009-09-04 Richard Guenther <rguenther@suse.de>
4955 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4956 after emitting tunks. Move emitting thunks and ctors from ...
4957 (cgraph_optimize): ... here. Remove redundant
4958 cgraph_analyze_functions.
4959 * varasm.c (find_decl_and_mark_needed): Remove no longer
4961 (finish_aliases_1): Adjust check for thunk aliases.
4963 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4965 * config/arm/arm.md (ctzsi2): Added braces
4966 to avoid warning that broke booststrap.
4968 2009-09-04 Martin Jambor <mjambor@suse.cz>
4970 PR tree-optimization/41112
4971 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4972 handle variable-bounded arrays.
4973 (expr_with_var_bounded_array_refs_p): New function.
4974 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4976 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4978 * config/s390/2097.md: Removed two incorrect bypasses.
4979 (z10_fsimpdf): Fixed latency.
4980 (z10_fhex): New insn_reservation.
4981 (z10_floaddf): Fixed latency.
4982 (z10_floadsf): Fixed latency.
4983 (z10_ftrunctf): Fixed latency.
4984 (z10_ftruncdf): Fixed latency.
4985 * config/s390/s390.c (z10_cost): Fixed values.
4986 (s390_adjust_priority): Added z10 path.
4987 * config/s390/s390.md (type): Added fhex.
4988 (*mov<mode>_64dfp): Updated type attribute.
4989 (*mov<mode>_64): Updated type attribute.
4990 (*mov<mode>_31): Updated type attribute.
4991 (*mov<mode>"): Likewise.
4992 * config/s390/2084.md (x_fsimpdf): Updated condition.
4994 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4996 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4997 RTXs in the predicate for operand 1.
4999 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5001 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5002 (rbitsi2): New insn.
5003 (ctzsi2): New expand.
5004 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5006 2009-09-03 Martin Jambor <mjambor@suse.cz>
5008 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5009 (create_artificial_child_access): Use build_ref_for_offset instead
5010 of duplicate_expr_for_different_base.
5011 (propagate_subacesses_accross_link): Likewise.
5013 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5015 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5017 (mips16e_collect_argument_saves): Skip debug instructions.
5018 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5019 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5020 (r10k_insert_cache_barriers): Likewise.
5021 (mips_reorg_process_insns): Likewise.
5023 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5026 * ira.c (update_equiv_reg): Remove check on class likely spill.
5028 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5031 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5032 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5036 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5037 the stack slot if it is passed by invisible reference.
5038 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5039 by invisible reference.
5041 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5043 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5044 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5045 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5047 * config/bfin/sync.md: New file.
5048 * config/bfin/bfin.md: Include it.
5049 (UNSPEC_ATOMIC): New.
5050 (UNSPEC_ONES): Provide a unique number.
5052 From Jie Zhang <jie.zhang@analog.com>:
5053 * config/bfin/bfin.c (ret_regs): New.
5054 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5055 (must_save_rets_p): New.
5056 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5057 current_function_is_leaf.
5058 (do_link): Likewise.
5059 (do_unlink): Likewise.
5060 (expand_interrupt_handler_prologue): Use ret_regs array.
5061 (expand_interrupt_handler_epilogue): Use ret_regs array and
5062 pass return register to gen_return_internal.
5063 (bfin_expand_epilogue): Pass return register to
5064 gen_return_internal.
5065 (bfin_expand_call): Explicitly clobber RETS.
5066 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5067 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5068 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5069 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5071 (return_internal): Take a reg rtx rather than the register number.
5073 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5075 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5076 when comparing against estimated_loop_iterations_int return.
5078 2009-09-03 Richard Guenther <rguenther@suse.de>
5080 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5081 eh_personality_libfunc.
5083 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5085 * tree-parloops.c (separate_decls_in_region): Add space.
5087 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5089 * tree-parloops.c (separate_decls_in_region): Change the condition
5090 checking if there are reductions in the loop.
5092 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5094 PR tree-optimization/38275
5095 * tree-parloops.c (parallelize_loops): Replace profitability condition
5096 for expected number of iterations.
5098 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5100 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5101 (bootstrap-debug): Explain conditions in which it becomes default.
5102 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5105 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5107 * doc/invoke.texi (Optimize Options): Move
5108 -finline-small-functions to the -O2 list.
5110 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5112 * toplev.c (process_options): Enable var-tracking-assignments
5113 by default if var-tracking is enabled.
5115 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5117 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5119 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5120 * rtl.h (prev_nonnote_insn_bb): Declare it.
5122 2009-09-03 Diego Novillo <dnovillo@google.com>
5124 * cgraph.c (cgraph_node_for_decl): New.
5125 * cgraph.h (cgraph_node_for_decl): Declare.
5126 * tree.c (host_integerp): Return 0 if T is NULL.
5128 2009-09-03 Diego Novillo <dnovillo@google.com>
5130 * tree.h (struct alias_pair): Move from varasm.c.
5131 (alias_pairs): Likewise.
5132 (TYPE_MAXVAL): Define.
5133 (TYPE_MINVAL): Define.
5134 (iterative_hash_host_wide_int): Declare.
5135 (remove_unreachable_alias_pairs): Declare.
5136 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5137 * diagnostic.c (default_diagnostic_starter): Make extern.
5138 (default_diagnostic_finalizer): Make extern.
5139 * diagnostic.h (default_diagnostic_starter): Declare.
5140 (default_diagnostic_finalizer): Declare.
5141 (default_tree_printer): Declare.
5142 * toplev.c (default_tree_printer): Make extern.
5144 2009-09-03 Richard Guenther <rguenther@suse.de>
5145 Diego Novillo <dnovillo@google.com>
5147 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5148 * cgraphunit.c (cgraph_expand_function): Do not emit
5149 associated thunks from here.
5150 (cgraph_emit_thunks): New.
5151 (cgraph_optimize): Call it.
5152 Return if any IPA pass finds an error.
5153 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5156 2009-09-03 Simon Baldwin <simonb@google.com>
5157 Rafael Espindola <espindola@google.com>
5158 Richard Guenther <rguenther@suse.de>
5159 Doug Kwan <dougkwan@google.com>
5160 Diego Novillo <dnovillo@google.com>
5162 * tree.c: Include tree-pass.h, langhooks-def.h,
5163 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5164 (free_lang_data_in_type): New.
5165 (need_assembler_name_p): New.
5166 (free_lang_data_in_block): New.
5167 (free_lang_data_in_decl): New.
5168 (struct free_lang_data_d): New.
5169 (add_tree_to_fld_list): New.
5170 (find_decls_types_r): New.
5171 (get_eh_types_for_runtime): New.
5172 (find_decls_types_in_eh_region): New.
5173 (find_decls_types_in_node): New.
5174 (find_decls_types_in_var): New.
5175 (free_lang_data_in_cgraph): New.
5176 (free_lang_data): New.
5177 (gate_free_lang_data): New.
5178 (pass_ipa_free_lang_data): New.
5180 2009-09-03 Diego Novillo <dnovillo@google.com>
5182 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5183 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5184 (lang_hooks): Remove const qualifier.
5185 * ipa.c (cgraph_remove_unreachable_nodes): Call
5186 remove_unreachable_alias_pairs.
5187 * except.c (add_type_for_runtime): Check if TYPE has
5188 already been converted.
5189 (lookup_type_for_runtime): Likewise.
5190 (check_handled): Handle converted types.
5191 * varasm.c (remove_unreachable_alias_pairs): New.
5192 * gimple.c: Include demangle.h.
5193 (gimple_decl_printable_name): New.
5194 (gimple_fold_obj_type_ref): New.
5195 * gimple.h (gimple_decl_printable_name): Declare.
5196 (gimple_fold_obj_type_ref): Declare.
5197 * passes.c (init_optimization_passes): Add pass
5198 pass_ipa_free_lang_data.
5199 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5200 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5202 2009-09-03 Diego Novillo <dnovillo@google.com>
5204 * c-lang.c (lang_hooks): Remove const qualifier.
5206 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5208 * doc/install.texi (*-*-freebsd*): Update target information.
5210 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5212 * hard-reg-set.h (call_fixed_regs): Remove.
5213 * reginfo.c (call_fixed_regs): Remove.
5214 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5215 (globalize_reg): Don't use call_fixed_regs.
5216 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5219 2009-09-01 Michael Matz <matz@suse.de>
5221 * expr.h (emit_storent_insn, expand_expr_real_1,
5222 expand_expr_real_2): Declare.
5223 * expr.c (emit_storent_insn, expand_expr_real_1,
5224 expand_expr_real_2): Export.
5225 (store_expr): Setting and evaluating dont_return_target is useless.
5226 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5227 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5228 * except.c (expand_resx_expr): Rename to ...
5229 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5230 * except.h (expand_resx_stmt): Declare.
5231 * stmt.c: Add include gimple.h
5232 (expand_asm_expr): Rename to ...
5233 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5234 (expand_case): Rewrite to take gimple statement.
5235 * tree.h (expand_asm_stmt): Declare.
5236 (expand_case): Change prototype.
5237 * Makefile.in (stmt.o): Depend on gimple.h.
5238 * builtins.c (expand_builtin_synchronize): Build gimple asm
5239 statement, not an ASM_EXPR.
5240 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5241 gimple_to_tree, release_stmt_tree): Remove.
5242 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5243 ggc_free, but hold comparison code and operands separately.
5244 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5245 (expand_call_stmt, expand_gimple_stmt_1,
5246 expand_gimple_stmt): New helpers.
5247 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5248 release_stmt_tree. Call expand_gimple_stmt instead.
5249 (expand_gimple_basic_block): Ditto.
5251 * calls.c (emit_call_1): Don't look at EH regions here, make
5252 fntree parameter useless.
5253 (expand_call): New local rettype for TREE_TYPE(exp), use it
5254 throughout. Remove local p, use addr instead.
5255 Don't look at EH regions here.
5257 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5259 * doc/invoke.texi (-fsched-pressure): Document it.
5260 (-fsched-reg-pressure-heuristic): Remove it.
5262 * reload.c (ira.h): Include.
5263 (find_reloads): Add choosing reload on number of small spilled
5266 * haifa-sched.c (ira.h): Include.
5267 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5268 saved_reg_pressure, curr_reg_live, saved_reg_live,
5269 region_ref_regs): New variables.
5270 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5271 initiate_reg_pressure_info, setup_ref_regs,
5272 initiate_bb_reg_pressure_info, save_reg_pressure,
5273 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5275 (setup_insn_reg_pressure_info): New function.
5276 (rank_for_schedule): Add pressure checking and insn issue time.
5277 Remove comparison of insn reg weights.
5278 (ready_sort): Set insn reg pressure info.
5279 (update_register_pressure, setup_insn_max_reg_pressure,
5280 update_reg_and_insn_max_reg_pressure,
5281 sched_setup_bb_reg_pressure_info): New functions.
5282 (schedule_insn): Add code for printing and updating reg pressure info.
5283 (find_set_reg_weight, find_insn_reg_weight): Remove.
5284 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5285 (debug_ready_list): Print reg pressure info.
5286 (schedule_block): Ditto. Check insn issue time.
5287 (sched_init): Set up sched_pressure_p. Allocate and set up some
5288 reg pressure related info.
5289 (sched_finish): Free some reg pressure related info.
5290 (fix_tick_ready): Make insn always ready if pressure_p.
5291 (init_h_i_d): Don't call find_insn_reg_weight.
5292 (haifa_finish_h_i_d): Free insn reg pressure info.
5294 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5295 ira_memory_move_cost, ira_class_hard_regs,
5296 ira_class_hard_regs_num, ira_no_alloc_regs,
5297 ira_available_class_regs, ira_reg_class_cover_size,
5298 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5300 * ira-lives.c (single_reg_class): Check mode to find how many
5301 registers are necessary for operand.
5302 (ira_implicitly_set_insn_hard_regs): New.
5304 * common.opt (fsched-pressure): New options.
5305 (fsched-reg-pressure-heuristic): Remove.
5307 * ira.c (setup_eliminable_regset): Rename to
5308 ira_setup_eliminable_regset. Make it external.
5309 (expand_reg_info): Pass cover class to setup_reg_classes.
5310 (ira): Call resize_reg_info instead of allocate_reg_info.
5312 * sched-deps.c: Include ira.h.
5313 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5314 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5315 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5316 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5317 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5318 mark_insn_reg_store, mark_insn_reg_clobber,
5319 setup_insn_reg_pressure_info): New.
5320 (sched_analyze_1): Update implicit_reg_pending_uses.
5321 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5322 Use them to create dependencies. Set insn reg uses and pressure
5323 info. Process reg_pending_uses in one place.
5324 (free_deps): Free implicit sets.
5325 (remove_from_deps): Remove implicit sets if necessary. Check
5326 implicit sets when clearing reg_last_in_use.
5327 (init_deps_global): Clear implicit_reg_pending_clobbers and
5328 implicit_reg_pending_uses.
5330 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5331 ira_memory_move_cost, ira_class_hard_regs,
5332 ira_class_hard_regs_num, ira_no_alloc_regs,
5333 ira_available_class_regs, ira_reg_class_cover_size,
5334 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5335 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5336 ira_implicitly_set_insn_hard_regs): New prototypes.
5338 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5339 cost_elements_num): New variables.
5340 (allocno_costs, total_costs): Rename to costs and
5341 total_allocno_costs.
5342 (COSTS_OF_ALLOCNO): Rename to COSTS.
5343 (allocno_pref): Rename to pref.
5344 (allocno_pref_buffer): Rename to pref_buffer.
5345 (common_classes): Rename to regno_cover_class.
5347 (record_reg_classes): Set allocno attributes only if allocno_p.
5348 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5349 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5350 and COSTS_OF_ALLOCNO.
5351 (print_costs): Rename to print_allocno_costs.
5352 (print_pseudo_costs): New.
5353 (process_bb_node_for_costs): Split into 2 functions with new
5354 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5355 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5356 new parameter dump_file. Use cost_elements_num instead of
5357 ira_allocnos_num. Make one iteration if preferred classes were
5358 already calculated for scheduler. Make 2 versions of code
5359 depending on allocno_p.
5360 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5361 regno_cover_class and COSTS instead of common_classes and
5363 (init_costs, finish_costs): New.
5364 (ira_costs): Set up allocno_p and cost_elements_num. Call
5365 init_costs and finish_costs.
5366 (ira_set_pseudo_classes): New.
5368 * rtl.h (allocate_reg_info): Remove.
5369 (resize_reg_info): Change return type.
5370 (reg_cover_class): New.
5371 (setup_reg_classes): Add new parameter.
5373 * sched-int.h (struct deps_reg): New member implicit_sets.
5374 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5375 (INCREASE_BITS): New macro.
5376 (struct reg_pressure_data, struct reg_use_data): New.
5377 (struct _haifa_insn_data): Remove reg_weight. Add members
5378 reg_pressure, reg_use_list, reg_set_list, and
5379 reg_pressure_excess_cost_change.
5380 (struct deps): New member implicit_sets.
5381 (pressure_p): New variable.
5382 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5383 (struct reg_pressure_data, struct reg_use_data): New.
5384 (INSN_REG_WEIGHT): Remove.
5385 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5386 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5387 (sched_init_region_reg_pressure_info,
5388 sched_setup_bb_reg_pressure_info): New prototypes.
5390 * reginfo.c (struct reg_pref): New member coverclass.
5391 (reg_cover_class): New function.
5392 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5393 (reg_info_size): New variable.
5394 (allocate_reg_info): Make static. Setup reg_info_size.
5395 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5396 (setup_reg_classes): Add a new parameter. Setup cover class too.
5398 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5401 * sched-rgn.c (deps_join): Set up implicit_sets.
5402 (schedule_region): Set up region and basic blocks pressure
5405 * passes.c (init_optimization_passes): Move
5406 pass_subregs_of_mode_init before pass_sched.
5408 2009-09-02 Martin Jambor <mjambor@suse.cz>
5410 * tree-sra.c (struct access): New field grp_hint.
5411 (dump_access): Dump grp_hint.
5412 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5414 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5415 those which have been specifically read and somehow written to.
5416 (propagate_subacesses_accross_link): Set grp_hint of right child and
5417 also possibly of the left child.
5419 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5421 * tree-object-size.c (addr_object_size): Always use object_size_type
5422 0 or 2 when determining the pointer pointed object size.
5424 2009-09-02 Richard Guenther <rguenther@suse.de>
5427 2009-08-31 Richard Guenther <rguenther@suse.de>
5429 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5430 to query if the memory regions for memmove overlap.
5431 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5432 asserts on pointers, instead deal with odd trees.
5433 (ptr_derefs_may_alias_p): Likewise.
5434 (refs_may_alias_p_1): Constructor bases also never alias.
5436 2009-08-01 Christian Bruel <christian.bruel@st.com>
5439 2009-07-31 Christian Bruel <christian.bruel@st.com>
5440 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5442 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5444 * doc/invoke.texi (-fvar-tracking-assignments): New.
5445 (-fvar-tracking-assignments-toggle): New.
5446 (-fdump-final-insns=file): Mark filename as optional.
5447 (--param min-nondebug-insn-uid): New.
5448 (-gdwarf-@{version}): Mention version 4.
5449 * opts.c (common_handle_option): Accept it.
5450 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5451 * regrename.c (regrename_optimize): Drop last. Don't count debug
5452 insns as uses. Don't reject change because of debug insn.
5453 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5454 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5455 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5456 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5457 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5458 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5459 * doc/gimple.texi (is_gimple_debug): New.
5460 (gimple_debug_bind_p): New.
5461 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5462 * doc/install.texi (bootstrap-debug): More details.
5463 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5464 (bootstrap-debug-lib): More details.
5465 (bootstrap-debug-ckovw): Update.
5466 (bootstrap-time): New.
5467 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5468 (insert_phi_nodes_for): Insert debug stmts.
5469 (rewrite_stmt): Take iterator. Insert debug stmts.
5470 (rewrite_enter_block): Adjust.
5471 (maybe_replace_use_in_debug_stmt): New.
5472 (rewrite_update_stmt): Use it.
5473 (mark_use_interesting): Return early for debug stmts.
5474 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5475 stmts before replacing stmt.
5476 (move_computations_stmt): Likewise.
5477 * ira-conflicts.c (add_copies): Skip debug insns.
5478 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5479 (regstat_bb_compute_ri): Skip debug insns.
5480 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5481 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5482 check_loop_closed_ssa_stmt): Skip debug stmts.
5483 * tree-tailcall.c (find_tail_calls): Likewise.
5484 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5485 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5486 (build_var_debug_value_stat): Declare.
5487 (build_var_debug_value): Define.
5488 (target_for_debug_bind): Declare.
5489 * reload.c (find_equiv_reg): Skip debug insns.
5490 * rtlanal.c (reg_used_between_p): Skip debug insns.
5491 (side_effects_p): Likewise.
5492 (canonicalize_condition): Likewise.
5493 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5494 insns never depend on debug insns.
5495 (create_ddg_dep_no_link): Likewise.
5496 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5497 Don't add inter-loop dependencies for debug insns.
5498 (build_intra_loop_deps): Likewise.
5499 (create_ddg): Count debug insns.
5500 * ddg.h (struct ddg::num_debug): New.
5501 (num_backargs): Pair up with previous int field.
5502 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5503 -fcompare-debug-second.
5504 * final.c (get_attr_length_1): Skip debug insns.
5505 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5506 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5507 (driver_self_specs): Map -fdump-final-insns to
5508 -fdump-final-insns=..
5509 (get_local_tick): New.
5510 (compare_debug_dump_opt_spec_function): Test for . argument and
5511 compute output name. Compute temp output spec without flag name.
5512 Compute -frandom-seed.
5513 (OPT): Undef after use.
5514 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5515 (average_num_loop_insns): Likewise.
5516 * params.h (MIN_NONDEBUG_INSN_UID): New.
5517 * gimple.def (GIMPLE_DEBUG): New.
5518 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5519 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5520 (merge_in_block): Fix whitespace.
5521 * toplev.c (flag_var_tracking): Update comment.
5522 (flag_var_tracking_assignments): New.
5523 (flag_var_tracking_assignments_toggle): New.
5524 (process_options): Don't open final insns dump file if we're not
5525 going to write to it. Compute defaults for var_tracking.
5526 * df-scan.c (df_insn_rescan_debug_internal): New.
5527 (df_uses_record): Handle debug insns.
5528 * haifa-sched.c (ready): Initialize n_debug.
5529 (contributes_to_priority): Skip debug insns.
5530 (dep_list_size): New.
5532 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5533 they're ready. Disregard previous debug insns to make decisions.
5534 (queue_insn): Never queue debug insns.
5535 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5536 (schedule_insn): Don't reject debug insns because of issue rate.
5537 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5538 (queue_to_ready): Skip and discount debug insns.
5539 (choose_ready): Let debug insns through.
5540 (schedule_block): Check boundary debug insns. Discount debug
5541 insns, schedule them early. Adjust whitespace.
5542 (set_priorities): Check for boundary debug insns.
5543 (add_jump_dependencies): Use dep_list_size.
5544 (prev_non_location_insn): New.
5545 (check_cfg): Use it.
5546 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5548 (remove_unused_ivs): Reset debug stmts.
5549 * modulo-sched.c (const_iteration_count): Skip debug insns.
5550 (res_MII): Discount debug insns.
5551 (loop_single_full_bb_p): Skip debug insns.
5552 (sms_schedule): Likewise.
5553 (sms_schedule_by_order): Likewise.
5554 (ps_has_conflicts): Likewise.
5555 * caller-save.c (refmarker_fn): New.
5556 (save_call_clobbered_regs): Replace regs with saved mem in
5558 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5559 Call refmarker_fn mark for hardregnos.
5560 (mark_reg_as_referenced): New.
5561 (replace_reg_with_saved_mem): New.
5562 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5563 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5565 (cse_extended_basic_block): Skip debug insns.
5566 (count_reg_usage): Likewise.
5567 (is_dead_reg): New, split out of...
5568 (set_live_p): ... here.
5569 (insn_live_p): Use it for debug insns.
5570 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5571 (execute_optimize_stdarg): Likewise.
5572 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5573 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5574 changes in debug stmts as changes.
5575 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5576 (moveup_expr): Don't move across debug insns. Don't move
5577 debug insn if it would create a bookkeeping block.
5578 (moveup_expr_cached): Don't use cache for debug insns that
5579 are heads of blocks.
5580 (compute_av_set_inside_bb): Skip debug insns.
5581 (sel_rank_for_schedule): Schedule debug insns first. Remove
5583 (block_valid_for_bookkeeping_p); Support lax searches.
5584 (create_block_for_bookkeeping): Adjust block numbers when
5585 encountering debug-only blocks.
5586 (find_place_for_bookkeeping): Deal with debug-only blocks.
5587 (generate_bookkeeping_insn): Accept no place to insert.
5588 (remove_temp_moveop_nops): New argument full_tidying.
5589 (prepare_place_to_insert): Deal with debug insns.
5590 (advance_state_on_fence): Debug insns don't start cycles.
5591 (update_boundaries): Take fence as argument. Deal with
5593 (schedule_expr_on_boundary): No full_tidying on debug insns.
5594 (fill_insns): Deal with debug insns.
5595 (track_scheduled_insns_and_blocks): Don't count debug insns.
5596 (need_nop_to_preserve_insn_bb): New, split out of...
5597 (remove_insn_from_stream): ... this.
5598 (fur_orig_expr_not_found): Skip debug insns.
5599 * rtl.def (VALUE): Move up.
5601 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5602 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5603 Set it if debug stmts are found.
5604 (statement_sink_location): Skip debug stmts. Propagate
5605 moving defs into debug stmts.
5606 * ifcvt.c (first_active_insn): Skip debug insns.
5607 (last_active_insns): Likewise.
5608 (cond_exec_process_insns): Likewise.
5609 (noce_process_if_block): Likewise.
5610 (check_cond_move_block): Likewise.
5611 (cond_move_convert_if_block): Likewise.
5612 (block_jumps_and_fallthru_p): Likewise.
5613 (dead_or_predicable): Likewise.
5614 * dwarf2out.c (debug_str_hash_forced): New.
5615 (find_AT_string): Add comment.
5616 (gen_label_for_indirect_string): New.
5617 (get_debug_string_label): New.
5618 (AT_string_form): Use it.
5619 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5620 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5621 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5622 several operations that cannot be represented with DWARF opcodes.
5623 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5624 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5625 (dwarf2out_var_location): Take during-call mark into account.
5626 (output_indirect_string): Update comment. Output if there are
5627 label and references.
5628 (prune_indirect_string): New.
5629 (prune_unused_types): Call it if debug_str_hash_forced.
5630 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5631 (dw_long_long_const): Remove.
5632 (struct dw_val_struct): Change val_long_long type to rtx.
5633 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5634 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5635 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5636 component instead of HOST_BITS_PER_LONG.
5637 (output_loc_operands): Likewise. For const8* assert
5638 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5639 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5640 rather than HOST_BITS_PER_LONG is >= 64.
5641 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5643 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5644 HOST_BITS_PER_LONG for dw_val_class_long_long.
5645 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5646 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5647 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5649 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5650 Handle DW_OP_implicit_value.
5651 (extract_int): Move prototype earlier.
5652 (mem_loc_descriptor): For SUBREG punt if inner
5653 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5654 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5655 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5656 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5657 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5658 instead of Pmode size.
5659 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5660 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5661 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5662 (concat_loc_descriptor, concatn_loc_descriptor,
5663 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5664 (add_location_or_const_value_attribute): Likewise. For single
5665 location loc_lists attempt to use add_const_value_attribute
5666 for constant decls. Add DW_AT_const_value even if
5667 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5669 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5670 (control_flow_insn_p): Likewise.
5671 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5672 (separate_decls_in_region_debug_bind): New.
5673 (separate_decls_in_region): Process debug bind stmts afterwards.
5674 * recog.c (verify_changes): Handle debug insns.
5675 (extract_insn): Likewise.
5676 (peephole2_optimize): Skip debug insns.
5677 * dse.c (scan_insn): Skip debug insns.
5678 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5680 (setup_id_for_insn): Handle debug insns.
5681 (maybe_tidy_empty_bb): Adjust whitespace.
5682 (tidy_control_flow): Skip debug insns.
5683 (sel_remove_insn): Adjust for debug insns.
5684 (sel_estimate_number_of_insns): Skip debug insns.
5685 (create_insn_rtx_from_pattern): Handle debug insns.
5686 (create_copy_of_insn_rtx): Likewise.
5687 * sel-sched-.h (sel_bb_end): Declare.
5688 (sel_bb_empty_or_nop_p): New.
5689 (get_all_loop_exits): Use it.
5690 (_eligible_successor_edge_p): Likewise.
5691 (return_nop_to_pool): Adjust.
5692 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5693 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5694 * gimple-pretty-print.c (dump_gimple_debug): New.
5695 (dump_gimple_stmt): Use it.
5696 (dump_bb_header): Skip gimple debug stmts.
5697 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5698 (fixup_match_2): Likewise.
5699 (regmove_backward_pass): Likewise. Simplify combined
5700 replacement. Handle debug insns.
5701 * function.c (instantiate_virtual_regs): Handle debug insns.
5702 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5703 * print-rtl.h: Include cselib.h.
5704 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5705 * df.h (df_inns_rescan_debug_internal): Declare.
5706 * gcse.c (alloc_hash_table): Estimate n_insns.
5707 (cprop_insn): Don't regard debug insns as changes.
5708 (bypass_conditional_jumps): Skip debug insns.
5709 (one_pre_gcse_pass): Adjust.
5710 (one_code_hoisting_pass): Likewise.
5711 (compute_ld_motion_mems): Skip debug insns.
5712 (one_cprop_pass): Adjust.
5713 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5714 (if_convertible_stmt_p): Handle debug stmts.
5715 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5716 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5717 * ira-build.c (create_bb_allocnos): Skip debug insns.
5718 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5719 (has_single_use): Likewise.
5720 (single_imm_use): Likewise.
5721 (num_imm_uses): Likewise.
5722 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5723 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5724 (create_outofssa_var_map): Likewise.
5725 * lower-subreg.c (adjust_decomposed_uses): New.
5726 (resolve_debug): New.
5727 (decompose_multiword_subregs): Use it.
5728 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5729 * emit-rtl.c: Include params.h.
5730 (cur_debug_insn_uid): Define.
5731 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5732 (copy_rtx_if_shared_1): Handle debug insns.
5733 (reset_used_flags): Likewise.
5734 (set_used_flags): LIkewise.
5735 (get_max_insn_count): New.
5736 (next_nondebug_insn): New.
5737 (prev_nondebug_insn): New.
5738 (make_debug_insn_raw): New.
5739 (emit_insn_before_noloc): Handle debug insns.
5740 (emit_jump_insn_before_noloc): Likewise.
5741 (emit_call_insn_before_noloc): Likewise.
5742 (emit_debug_insn_before_noloc): New.
5743 (emit_insn_after_noloc): Handle debug insns.
5744 (emit_jump_insn_after_noloc): Likewise.
5745 (emit_call_insn_after_noloc): Likewise.
5746 (emit_debug_insn_after_noloc): Likewise.
5747 (emit_insn_after): Take loc from earlier non-debug insn.
5748 (emit_jump_insn_after): Likewise.
5749 (emit_call_insn_after): Likewise.
5750 (emit_debug_insn_after_setloc): New.
5751 (emit_debug_insn_after): New.
5752 (emit_insn_before): Take loc from later non-debug insn.
5753 (emit_jump_insn_before): Likewise.
5754 (emit_call_insn_before): Likewise.
5755 (emit_debug_insn_before_setloc): New.
5756 (emit_debug_insn_before): New.
5757 (emit_insn): Handle debug insns.
5758 (emit_debug_insn): New.
5759 (emit_jump_insn): Handle debug insns.
5760 (emit_call_insn): Likewise.
5762 (init_emit): Take min-nondebug-insn-uid into account.
5763 Initialize cur_debug_insn_uid.
5764 (emit_copy_of_insn_after): Handle debug insns.
5765 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5766 location of single rhs in place.
5767 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5768 (floor_sdiv_adjust): New.
5769 (cell_sdiv_adjust): New.
5770 (cell_udiv_adjust): New.
5771 (round_sdiv_adjust): New.
5772 (round_udiv_adjust): New.
5773 (wrap_constant): Moved from cselib.
5774 (unwrap_constant): New.
5775 (expand_debug_expr): New.
5776 (expand_debug_locations): New.
5777 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5779 (gimple_expand_cfg): Expand debug locations.
5780 * cselib.c: Include tree-pass.h.
5781 (struct expand_value_data): New.
5782 (cselib_record_sets_hook): New.
5783 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5784 (cselib_clear_table): Move, and implemnet in terms of...
5785 (cselib_reset_table_with_next_value): ... this.
5786 (cselib_get_next_unknown_value): New.
5787 (discard_useless_locs): Don't discard preserved values.
5788 (cselib_preserve_value): New.
5789 (cselib_preserved_value_p): New.
5790 (cselib_preserve_definitely): New.
5791 (cselib_clear_preserve): New.
5792 (cselib_preserve_only_values): New.
5793 (new_cselib_val): Take rtx argument. Dump it in details.
5794 (cselib_lookup_mem): Adjust.
5795 (expand_loc): Take regs_active in struct. Adjust. Silence
5796 dumps unless details are requested.
5797 (cselib_expand_value_rtx_cb): New.
5798 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5799 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5800 without details. Copy more subregs. Try to resolve values
5801 using a callback. Wrap constants.
5802 (cselib_subst_to_values): Adjust.
5803 (cselib_log_lookup): New.
5804 (cselib_lookup): Call it.
5805 (cselib_invalidate_regno): Don't count preserved values as useless.
5806 (cselib_invalidate_mem): Likewise.
5807 (cselib_record_set): Likewise.
5808 (struct set): Renamed to cselib_set, moved to cselib.h.
5809 (cselib_record_sets): Adjust. Call hook.
5810 (cselib_process_insn): Reset table when it would be cleared.
5811 (dump_cselib_val): New.
5812 (dump_cselib_table): New.
5813 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5814 (remove_forwarder_block): Support moving debug stmts.
5815 * cselib.h (cselib_record_sets_hook): Declare.
5816 (cselib_expand_callback): New type.
5817 (cselib_expand_value_rtx_cb): Declare.
5818 (cselib_reset_table_with_next_value): Declare.
5819 (cselib_get_next_unknown_value): Declare.
5820 (cselib_preserve_value): Declare.
5821 (cselib_preserved_value_p): Declare.
5822 (cselib_preserve_only_values): Declare.
5823 (dump_cselib_table): Declare.
5824 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5825 (try_crossjump_to_edge): Likewise.
5826 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5827 dominated blocks when debug stmts are present.
5828 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5829 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5830 (set_var_live_on_entry): Likewise.
5831 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5832 * cfglayout.c (curr_location, last_location): Make static.
5833 (set_curr_insn_source_location): Don't avoid bouncing.
5834 (get_curr_insn_source_location): New.
5835 (get_curr_insn_block): New.
5836 (duplicate_insn_chain): Handle debug insns.
5837 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5839 * common.opt (fcompare-debug): Move to sort order.
5840 (fdump-unnumbered-links): Likewise.
5841 (fvar-tracking-assignments): New.
5842 (fvar-tracking-assignments-toggle): New.
5843 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5844 because of debug stmts.
5845 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5846 (eliminate_unnecessary_stmts): Walk dominated blocks before
5848 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5849 * ira.c (memref_used_between_p): Skip debug insns.
5850 (update_equiv_regs): Likewise.
5851 * sched-deps.c (sd_lists_size): Accept empty list.
5852 (sd_init_insn): Mark debug insns.
5853 (sd_finish_insn): Unmark them.
5854 (sd_add_dep): Reject non-debug deps on debug insns.
5855 (fixup_sched_groups): Give debug insns group treatment.
5857 (sched_analyze_reg): Don't mark debug insns for sched before call.
5858 (sched_analyze_2): Handle debug insns.
5859 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5861 (deps_analyze_insn): Handle debug insns.
5862 (deps_start_bb): Skip debug insns.
5863 (init_deps): Initialize last_debug_insn.
5864 * tree-ssa.c (target_for_debug_bind): New.
5865 (find_released_ssa_name): New.
5866 (propagate_var_def_into_debug_stmts): New.
5867 (propagate_defs_into_debug_stmts): New.
5868 (verify_ssa): Skip debug bind stmts without values.
5869 (warn_uninialized_vars): Skip debug stmts.
5870 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5871 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5872 (rtx_equal_p): Likewise.
5873 * ira-costs.c (scan_one_insn): Skip debug insns.
5874 (process_bb_node_for_hard_reg_moves): Likewise.
5875 * rtl.h (DEBUG_INSN_P): New.
5876 (NONDEBUG_INSN_P): New.
5877 (MAY_HAVE_DEBUG_INSNS): New.
5878 (INSN_P): Accept debug insns.
5879 (RTX_FRAME_RELATED_P): Likewise.
5880 (INSN_DELETED_P): Likewise
5881 (PAT_VAR_LOCATION_DECL): New.
5882 (PAT_VAR_LOCATION_LOC): New.
5883 (PAT_VAR_OCATION_STATUS): New.
5884 (NOTE_VAR_LOCATION_DECL): Reimplement.
5885 (NOTE_VAR_LOCATION_LOC): Likewise.
5886 (NOTE_VAR_LOCATION_STATUS): Likewise.
5887 (INSN_VAR_LOCATION): New.
5888 (INSN_VAR_LOCATION_DECL): New.
5889 (INSN_VAR_LOCATION_LOC): New.
5890 (INSN_VAR_LOCATION_STATUS): New.
5891 (gen_rtx_UNKNOWN_VAR_LOC): New.
5892 (VAR_LOC_UNKNOWN_P): New.
5893 (NOTE_DURING_CALL_P): New.
5894 (SCHED_GROUP_P): Accept debug insns.
5895 (emit_debug_insn_before): Declare.
5896 (emit_debug_insn_before_noloc): Declare.
5897 (emit_debug_insn_beore_setloc): Declare.
5898 (emit_debug_insn_after): Declare.
5899 (emit_debug_insn_after_noloc): Declare.
5900 (emit_debug_insn_after_setloc): Declare.
5901 (emit_debug_insn): Declare.
5902 (make_debug_insn_raw): Declare.
5903 (prev_nondebug_insn): Declare.
5904 (next_nondebug_insn): Declare.
5905 (delegitimize_mem_from_attrs): Declare.
5906 (get_max_insn_count): Declare.
5907 (wrap_constant): Declare.
5908 (unwrap_constant): Declare.
5909 (get_curr_insn_source_location): Declare.
5910 (get_curr_insn_block): Declare.
5911 * tree-inline.c (insert_debug_decl_map): New.
5912 (processing_debug_stmt): New.
5913 (remap_decl): Don't create new mappings in debug stmts.
5914 (remap_gimple_op_r): Don't add references in debug stmts.
5915 (copy_tree_body_r): Likewise.
5916 (remap_gimple_stmt): Handle debug bind stmts.
5917 (copy_bb): Skip debug stmts.
5918 (copy_edges_for_bb): Likewise.
5919 (copy_debug_stmt): New.
5920 (copy_debug_stmts): New.
5921 (copy_body): Copy debug stmts at the end.
5922 (insert_init_debug_bind): New.
5923 (insert_init_stmt): Take id. Skip and emit debug stmts.
5924 (setup_one_parameter): Remap variable earlier, register debug mapping.
5925 (estimate_num_insns): Skip debug stmts.
5926 (expand_call_inline): Preserve debug_map.
5927 (optimize_inline_calls): Check for no debug_stmts left-overs.
5928 (unsave_expr_now): Preserve debug_map.
5929 (copy_gimple_seq_and_replace_locals): Likewise.
5930 (tree_function_versioning): Check for no debug_stmts left-overs.
5931 Init and destroy debug_map as needed. Split edges unconditionally.
5932 (build_duplicate_type): Init and destroy debug_map as needed.
5933 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5934 (struct copy_body_data): Add debug_stmts and debug_map.
5935 * sched-int.h (struct ready_list): Add n_debug.
5936 (struct deps): Add last_debug_insn.
5937 (DEBUG_INSN_SCHED_P): New.
5938 (BOUNDARY_DEBUG_INSN_P): New.
5939 (SCHEDULE_DEBUG_INSN_P): New.
5940 (sd_iterator_cond): Accept empty list.
5941 * combine.c (create_log_links): Skip debug insns.
5942 (combine_instructions): Likewise.
5943 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5944 return value is always unshared.
5945 (struct rtx_subst_pair): New.
5946 (auto_adjust_pair): New.
5947 (propagate_for_debug_subst): New.
5948 (propagate_for_debug): New.
5949 (try_combine): Skip debug insns. Propagate removed defs into
5951 (next_nonnote_nondebug_insn): New.
5952 (distribute_notes): Use it. Skip debug insns.
5953 (distribute_links): Skip debug insns.
5954 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5955 * resource.c (mark_target_live_regs): Likewise.
5956 * var-tracking.c: Include cselib.h and target.h.
5957 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5959 (micro_operation_type_name): New.
5960 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5961 (struct micro_operation_def): Update comments.
5962 (decl_or_value): New type. Use instead of decls.
5963 (struct emit_note_data_def): Add vars.
5964 (struct attrs_def): Use decl_or_value.
5965 (struct variable_tracking_info_def): Add permp, flooded.
5966 (struct location_chain_def): Update comment.
5967 (struct variable_part_def): Use decl_or_value.
5968 (struct variable_def): Make var_part a variable length array.
5970 (scratch_regs): New.
5971 (cselib_hook_called): New.
5972 (dv_is_decl_p): New.
5973 (dv_is_value_p): New.
5976 (dv_as_opaque): New.
5977 (dv_onepart_p): New.
5979 (IS_DECL_CODE): New.
5980 (check_value_is_not_decl): New.
5981 (dv_from_decl): New.
5982 (dv_from_value): New.
5983 (dv_htab_hash): New.
5984 (variable_htab_hash): Use it.
5985 (variable_htab_eq): Support values.
5986 (variable_htab_free): Free from the right pool.
5987 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5988 (attrs_list_union): Adjust.
5989 (attrs_list_mpdv_union): New.
5990 (tie_break_pointers): New.
5991 (canon_value_cmp): New.
5992 (unshare_variable): Return possibly-modified slot.
5993 (vars_copy_1): Adjust.
5994 (var_reg_decl_set): Adjust. Split out of...
5995 (var_reg_set): ... this.
5996 (get_init_value): Adjust.
5997 (var_reg_delete_and_set): Adjust.
5998 (var_reg_delete): Adjust.
5999 (var_regno_delete): Adjust.
6000 (var_mem_decl_set): Split out of...
6001 (var_mem_set): ... this.
6002 (var_mem_delete_and_set): Adjust.
6003 (var_mem_delete): Adjust.
6007 (variable_union): Adjust. Speed up merge of 1-part vars.
6008 (variable_canonicalize): Use unshared slot.
6009 (VALUED_RECURSED_INTO): New.
6010 (find_loc_in_1pdv): New.
6011 (struct dfset_merge): New.
6012 (insert_into_intersection): New.
6013 (intersect_loc_chains): New.
6015 (canonicalize_loc_order_check): New.
6016 (canonicalize_values_mark): New.
6017 (canonicalize_values_star): New.
6018 (variable_merge_over_cur): New.
6019 (variable_merge_over_src): New.
6020 (dataflow_set_merge): New.
6021 (dataflow_set_equiv_regs): New.
6022 (remove_duplicate_values): New.
6023 (struct dfset_post_merge): New.
6024 (variable_post_merge_new_vals): New.
6025 (variable_post_merge_perm_vals): New.
6026 (dataflow_post_merge_adjust): New.
6027 (find_mem_expr_in_1pdv): New.
6028 (dataflow_set_preserve_mem_locs): New.
6029 (dataflow_set_remove_mem_locs): New.
6030 (dataflow_set_clear_at_call): New.
6031 (onepart_variable_different_p): New.
6032 (variable_different_p): Use it.
6033 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6034 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6036 (track_loc_p): Pass it true.
6037 (struct count_use_info): New.
6038 (find_use_val): New.
6039 (replace_expr_with_values): New.
6041 (use_type): New, partially split out of...
6042 (count_uses): ... this. Count new micro-ops.
6043 (count_uses_1): Adjust.
6044 (count_stores): Adjust.
6045 (count_with_sets): New.
6046 (VAL_NEEDS_RESOLUTION): New.
6047 (VAL_HOLDS_TRACK_EXPR): New.
6048 (VAL_EXPR_IS_COPIED): New.
6049 (VAL_EXPR_IS_CLOBBERED): New.
6050 (add_uses): Adjust. Generate new micro-ops.
6051 (add_uses_1): Adjust.
6052 (add_stores): Generate new micro-ops.
6053 (add_with_sets): New.
6054 (find_src_status): Adjust.
6055 (find_src_set_src): Adjust.
6056 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6057 Handle new micro-ops. Canonicalize value equivalances.
6058 (vt_find_locations): Compute total size of hash tables for
6059 dumping. Perform merge for var-tracking-assignments. Don't
6060 disregard single-block loops.
6061 (dump_attrs_list): Handle decl_or_value.
6062 (dump_variable): Take variable. Deal with decl_or_value.
6063 (dump_variable_slot): New.
6064 (dump_vars): Use it.
6065 (dump_dataflow_sets): Adjust.
6066 (set_slot_part): New, extended to support one-part variables
6067 after splitting out of...
6068 (set_variable_part): ... this.
6069 (clobber_slot_part): New, split out of...
6070 (clobber_variable_part): ... this.
6071 (delete_slot_part): New, split out of...
6072 (delete_variable_part): .... this.
6073 (check_wrap_constant): New.
6074 (vt_expand_loc_callback): New.
6075 (vt_expand_loc): New.
6076 (emit_note_insn_var_location): Adjust. Handle values. Handle
6077 EMIT_NOTE_AFTER_CALL_INSN.
6078 (emit_notes_for_differences_1): Adjust. Handle values.
6079 (emit_notes_for_differences_2): Likewise.
6080 (emit_notes_for_differences): Adjust.
6081 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6082 Adjust. Handle new micro-ops.
6083 (vt_add_function_parameters): Adjust. Create and bind values.
6084 (vt_initialize): Adjust. Initialize scratch_regs and
6085 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6086 operations. Move some code to count_with_sets and add_with_sets.
6087 (delete_debug_insns): New.
6088 (vt_debug_insns_local): New.
6089 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6091 (var_tracking_main): If var-tracking-assignments is enabled
6092 but var-tracking isn't, delete debug insns and leave. Likewise
6093 if we exceed limits or fail the stack adjustments tests, and
6094 after all var-tracking processing.
6095 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6096 (dataflow_set): Add traversed_vars.
6097 (value_chain, const_value_chain): New typedefs.
6098 (value_chain_pool, value_chains): New variables.
6099 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6100 add_value_chains, add_cselib_value_chains, remove_value_chain,
6101 remove_value_chains, remove_cselib_value_chains): New functions.
6102 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6103 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6105 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6106 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6107 (dst_can_be_shared): New variable.
6108 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6109 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6110 different from set->vars, look up slot again instead of using the
6112 (dataflow_set_init): Initialize traversed_vars.
6113 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6114 lookup if set->vars is shared. Don't keep slot cleared before
6115 calling unshare_variable. Unshare set->vars if needed. Adjust
6116 unshare_variable callers. Clear dst_can_be_shared if needed.
6117 Even ->refcount == 1 vars must be unshared if set->vars is shared
6118 and var needs to be modified.
6119 (dataflow_set_union): Set traversed_vars during canonicalization.
6120 (VALUE_CHANGED, DECL_CHANGED): Define.
6121 (set_dv_changed, dv_changed_p): New static inlines.
6122 (track_expr_p): Clear DECL_CHANGED.
6123 (dump_dataflow_sets): Set it.
6124 (variable_was_changed): Call set_dv_changed.
6125 (emit_note_insn_var_location): Likewise.
6126 (changed_variables_stack): New variable.
6127 (check_changed_vars_1, check_changed_vars_2): New functions.
6128 (emit_notes_for_changes): Do nothing if changed_variables is
6129 empty. Traverse changed_variables with check_changed_vars_1,
6130 call check_changed_vars_2 on each changed_variables_stack entry.
6131 (emit_notes_in_bb): Add SET argument. Just clear it at the
6132 beginning, use it instead of local &set, don't destroy it at the end.
6133 (vt_emit_notes): Call dataflow_set_clear early on all
6134 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6135 computed set, dataflow_set_clear also VTI(bb)->in when we are
6136 done with the basic block. Initialize changed_variables_stack,
6137 free it afterwards. If ENABLE_CHECKING verify that after noting
6138 differences to an empty set value_chains hash table is empty.
6139 (vt_initialize): Initialize value_chains and value_chain_pool.
6140 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6141 (variable_tracking_main): Call dump_dataflow_sets before calling
6142 vt_emit_notes, not after it.
6143 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6144 (propagate_var_def_into_debug_stmts): Declare.
6145 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6146 (df_set_note): Reject debug insns.
6147 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6148 add notes to debug insns.
6149 (df_note_bb_compute): Adjust. Likewise.
6150 (df_simulate_uses): Skip debug insns.
6151 (df_simulate_initialize_backwards): Likewise.
6152 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6153 (subst_stack_regs_pat): Reject debug insns.
6154 (convert_regs_1): Handle debug insns.
6155 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6156 (print-rtl.o): Depend on cselib.h.
6157 (cselib.o): Depend on TREE_PASS_H.
6158 (var-tracking.o): Depend on cselib.h and TARGET_H.
6159 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6160 (init_ready_list): Skip boundary debug insns.
6161 (add_branch_dependences): Skip debug insns.
6162 (free_block_dependencies): Check for blocks with only debug insns.
6163 (compute_priorities): Likewise.
6164 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6165 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6167 (gimple_build_debug_bind_stat): New.
6168 (empty_body_p): Skip debug stmts.
6169 (gimple_has_side_effects): Likewise.
6170 (gimple_rhs_has_side_effects): Likewise.
6171 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6172 (gimple_build_debug_bind_stat): Declare.
6173 (gimple_build_debug_bind): Define.
6174 (is_gimple_debug): New.
6175 (gimple_debug_bind_p): New.
6176 (gimple_debug_bind_get_var): New.
6177 (gimple_debug_bind_get_value): New.
6178 (gimple_debug_bind_get_value_ptr): New.
6179 (gimple_debug_bind_set_var): New.
6180 (gimple_debug_bind_set_value): New.
6181 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6182 (gimple_debug_bind_reset_value): New.
6183 (gimple_debug_bind_has_value_p): New.
6184 (gsi_next_nondebug): New.
6185 (gsi_prev_nondebug): New.
6186 (gsi_start_nondebug_bb): New.
6187 (gsi_last_nondebug_bb): New.
6188 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6189 (print_insn): Handle DEBUG_INSN.
6190 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6191 of first insn prevail.
6192 (first_stmt): Skip debug stmts.
6193 (first_non_label_stmt): Likewise.
6194 (last_stmt): Likewise.
6195 (has_zero_uses_1): New.
6196 (single_imm_use_1): New.
6197 (verify_gimple_debug): New.
6198 (verify_types_in_gimple_stmt): Handle debug stmts.
6199 (verify_stmt): Likewise.
6200 (debug_loop_num): Skip debug stmts.
6201 (remove_edge_and_dominated_blocks): Remove dominators last.
6202 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6203 (linearize_expr): Likewise.
6204 * config/i386/i386.c (ix86_delegitimize_address): Call
6205 default implementation.
6206 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6207 (group_barrier_needed): Skip debug insns.
6208 (emit_insn_group_barriers): Likewise.
6209 (emit_all_insn_group_barriers): Likewise.
6210 (ia64_variable_issue): Handle debug insns.
6211 (ia64_dfa_new_cycle): Likewise.
6212 (final_emit_insn_group_barriers): Skip debug insns.
6213 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6214 def cfa without frame.
6215 (process_set): Likewise.
6216 (process_for_unwind_directive): Pass frame on.
6217 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6218 (rs6000_delegitimize_address): New.
6219 (rs6000_debug_adjust_cost): Handle debug insns.
6220 (is_microcoded_insn): Likewise.
6221 (is_cracked_insn): Likewise.
6222 (is_nonpipeline_insn): Likewise.
6223 (insn_must_be_first_in_group): Likewise.
6224 (insn_must_be_last_in_group): Likewise.
6225 (force_new_group): Likewise.
6226 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6227 contains only debug insns.
6228 (rtl_merge_blocks): Skip debug insns.
6229 (purge_dead_edges): Likewise.
6230 (rtl_block_ends_with_call_p): Skip debug insns.
6231 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6232 (mark_reg_dependencies): Skip debug insns.
6233 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6234 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6235 * tree-ssa-threadedge.c
6236 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6237 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6238 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6239 (copyprop_hardreg_forward_1): Handle debug insns.
6240 * reload1.c (reload): Skip debug insns. Replace unassigned
6241 pseudos in debug insns with their equivalences.
6242 (eliminate_regs_in_insn): Skip debug insns.
6243 (emit_input_reload_insns): Skip debug insns at first, adjust
6245 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6246 (get_indirect_ref_operands): Pass opf_no_vops on.
6247 (get_expr_operands): Likewise. Skip debug stmts.
6248 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6250 2009-09-01 Richard Henderson <rth@redhat.com>
6252 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6253 stmt_ends_pp_p statements at least once.
6254 * tree-vrp.c (vrp_initialize): Likewise.
6255 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6257 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6260 Fix AIX bootstrap after PR debug/30161
6261 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6262 that is a GNU extension.
6263 (tmpl_value_parm_die_table): Move the definition of this global
6264 outside #ifdef DWARF2_DEBUGGING_INFO region.
6266 2009-09-01 Richard Guenther <rguenther@suse.de>
6268 * tree.c (tree_expr_size): New function.
6269 * tree.h (tree_expr_size): Declare.
6270 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6271 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6272 * langhooks.c (lhd_expr_size): Remove.
6273 * langhooks.h (struct lang_hooks): Remove expr_size.
6274 * explow.c (expr_size): Use tree_expr_size.
6275 (int_expr_size): Likewise.
6276 * langhooks-def.h (lhd_expr_size): Remove.
6277 (LANG_HOOKS_EXPR_SIZE): Likewise.
6278 (LANG_HOOKS_INITIALIZER): Adjust.
6280 2009-09-01 Richard Guenther <rguenther@suse.de>
6282 * tree-flow.h (mark_addressable): Move declaration ...
6283 * tree.h (mark_addressable): ... here.
6284 * stmt.c (expand_asm_operands): Use mark_addressable, not
6285 lang_hooks.mark_addressable.
6286 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6287 LANG_HOOKS_MARK_ADDRESSABLE.
6288 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6289 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6291 2009-08-31 Chris Demetriou <cgd@google.com>
6293 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6294 vectorize if not TARGET_SSE2.
6296 2009-08-31 DJ Delorie <dj@redhat.com>
6298 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6299 registers if no coprocessor is enabled.
6301 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6304 * cgraph.h (cgraph_get_node): Declare ...
6305 * cgraph.c (cgraph_get_node): ... new function.
6306 * dwarf2out.c (gen_generic_params_dies,
6307 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6308 make_ith_pack_parameter_name,
6309 append_entry_to_tmpl_value_parm_die_table,
6310 gen_remaining_tmpl_value_param_die_attribute): New functions.
6311 (gen_subprogram_die): Generate debug info for template parameters
6312 if debug info level is higher than DINFO_LEVEL_TERSE.
6313 Use tree_add_const_value_attribute_for_decl instead of
6314 tree_add_const_value_attribute.
6315 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6316 instead of tree_add_const_value_attribute.
6317 (gen_struct_or_union_type_die): Generate debug
6318 info for template parameters if debug info level is higher than
6320 (tree_add_const_value_attribute): Handle integral and pointer
6321 constants. Update comment.
6322 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6323 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6324 (reference_to_unused): Fix thinko. Remove redundant predicates from
6326 (tree_add_const_value_attribute): Make this work for constant
6328 tree_add_const_value_attribute_for_decl is to be used for variable
6330 (add_location_or_const_value_attribute): Use
6331 tree_add_const_value_attribute_for_decl now.
6332 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6333 DW_TAG_template_value_param DIEs after function DIEs have been
6335 * langhooks.h (lang_hooks_for_types): Add
6336 get_argument_pack_elems.
6337 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6338 (lang_hooks): Added get_innermost_generic_parms,
6339 get_innermost_generic_args.
6340 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6341 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6342 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6343 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6345 2009-08-31 DJ Delorie <dj@redhat.com>
6347 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6348 it once we start generating the prologue or epilogue.
6349 (mep_call_saves_register): If the frame is locked, re-use
6351 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6352 (mep_expand_prologue): Call it.
6353 (mep_expand_epilogue): Likewise.
6354 (mep_start_function): Use the same logic as mep_expand_prologue.
6355 (mep_pass_by_reference): Make logic more readable.
6356 (mep_return_in_memory): Zero-sized objects are passed in memory.
6357 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6359 2009-08-31 Richard Guenther <rguenther@suse.de>
6361 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6362 to query if the memory regions for memmove overlap.
6363 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6364 asserts on pointers, instead deal with odd trees.
6365 (ptr_derefs_may_alias_p): Likewise.
6366 (refs_may_alias_p_1): Constructor bases also never alias.
6368 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6370 * doc/install.texi (Final install): Adjust reference on where to
6371 order printed manuals.
6373 2009-08-30 Olivier Hainque <hainque@adacore.com>
6375 * dwarf2out.c (switch_to_frame_table_section): Move
6376 definition prior to first use.
6378 2009-08-30 Richard Guenther <rguenther@suse.de>
6380 PR tree-optimization/41186
6381 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6382 (ao_ref_init_from_ptr_and_size): New function.
6383 (ref_maybe_used_by_call_p_1): Be more precise tracking
6384 used ranges for builtin functions.
6385 (ref_maybe_used_by_call_p): Adjust.
6386 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6387 ranges for builtin functions.
6388 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6390 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6393 * fwprop.c (get_reg_use_in): Delete.
6394 (free_load_extend): New function.
6395 (forward_propagate_subreg): Use it.
6397 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6399 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6401 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6404 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6407 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6409 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6410 fini or fini_array section.
6412 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6414 * graphite-dependences.c (graphite_legal_transform_bb): Call
6415 pbb_remove_duplicate_pdrs.
6416 * graphite-poly.c (can_collapse_pdr): Removed.
6417 (pdr_find_duplicate): Removed.
6418 (can_collapse_pdrs): New.
6419 (pbb_remove_duplicate_pdrs): New.
6420 (new_poly_dr): Do not look for duplicates.
6421 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6422 (PBB_PDR_DUPLICATES_REMOVED): New.
6423 (pbb_remove_duplicate_pdrs): Declared.
6425 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6427 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6428 the strides by multiplying by PDR_NB_REFS.
6429 * graphite-poly.c (can_collapse_pdr): New.
6430 (pdr_find_duplicate): New.
6431 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6432 Initialize PDR_NB_REFS.
6433 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6435 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6437 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6440 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6443 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6445 * graphite-dependences.c (pddr_original_scattering): Return NULL
6446 for read-read dependence relations.
6447 * graphite-poly.h (enum poly_dr_type): Fix comment.
6450 (pdr_may_write_p): New.
6452 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6454 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6455 (struct poly_dr): Same.
6456 (new_poly_dr): Same.
6457 * graphite-poly.c (new_poly_dr): Same.
6458 * graphite-dependences.c (dot_deps): Disable call to system.
6460 2009-08-28 Cary Coutant <ccoutant@google.com>
6463 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6464 struct/union/enum types local to a function.
6466 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6467 Sebastian Pop <sebastian.pop@amd.com>
6469 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6470 pbb_strip_mine_time_depth. Changed the implementation so that
6471 transformation is expressed as a transformation on
6472 time (scatttering) dimensions. Also, ensures that the 2d+1
6473 scheduling format is preserved.
6474 (pbb_strip_mine_profitable_p): Profitability is based on the
6475 iteration number of a given time (scattering) dimension,
6476 and not on a original loop depth dimension.
6477 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6478 (pbb_do_strip_mine): Call psct_dynamic_dim.
6479 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6480 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6481 (pbb_nb_dynamic_scattering_transform): New.
6482 (psct_dynamic_dim): New.
6484 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6486 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6487 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6488 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6489 * graphite-interchange.c (build_linearized_memory_access): Same.
6490 (memory_stride_in_loop): Same.
6492 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6494 * graphite-dependences.c (pddr_original_scattering): New.
6495 (graphite_legal_transform_dr): Call pddr_original_scattering.
6498 * graphite-dependences.h (dot_deps): Declared.
6499 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6500 (print_pdr): Print PDR_ID.
6501 * graphite-poly.h (struct poly_dr): Add field id.
6504 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6506 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6508 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6509 not delete the original dependence relation.
6511 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6513 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6514 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6515 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6516 (free_poly_ddr): New.
6517 (pddr_is_empty): New.
6518 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6519 (dependence_polyhedron): Same. Remove useless gcc_assert.
6521 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6522 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6523 * graphite-dependences.h (enum poly_dependence_kind): New.
6524 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6525 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6526 (PDRP_SINK): Renamed PDDR_SINK.
6527 (PDRP_DDP): Renamed PDDR_DDP.
6529 (free_poly_ddr): Declared.
6530 * graphite-poly.c (new_scop): Use the new hash function names.
6531 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6532 into original_pddrs.
6533 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6535 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6537 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6538 bounds with LT_EXPR to make niter analysis more precise on code
6539 generated by Graphite.
6541 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6543 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6544 (graphite_legal_transform_bb): Same.
6545 (poly_drs_may_alias_p): Same.
6547 2009-08-28 Richard Guenther <rguenther@suse.de>
6549 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6551 2009-08-28 Jan Beulich <jbeulich@novell.com>
6553 * config/i386/netware.c: Include langhooks.h.
6554 (i386_nlm_encode_section_info): Simplify.
6555 (netware_override_options): Delete.
6556 * config/i386/netware.h (netware_override_options): Delete
6558 (OVERRIDE_OPTIONS): Delete definition.
6559 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6560 (ASM_COMMENT_START): Define.
6561 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6563 2009-08-28 Jan Beulich <jbeulich@novell.com>
6565 * configure.ac: For in-tree ld, do a plain version check to
6566 determine whether comdat groups are supported.
6567 * configure: Regenerate.
6569 2009-08-28 Olivier Hainque <hainque@adacore.com>
6571 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6572 always defined. Reflect definition or absence of such for
6573 COLLECT_EXPORT_LIST. Readability helper.
6574 (scanfilter): New enum, to help control what symbols
6575 are to be considered or ignored by scan_prog_file.
6576 (enum pass): Rename as "scanpass", moved together with scanfilter
6577 prior to scan_prog_file's prototype.
6578 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6579 Group prototype with the scanpass/scanfilter definitions, factorize
6580 head comments for the several implementations at the prototype.
6581 (main): Reorganize the first pass link control to let AIX
6582 drag only the needed frame tables in executables. Prevent
6583 frame tables collection during the scan aimed at static ctors.
6584 Pre-link and scan for frame tables later to compensate.
6585 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6586 A C statement to issue assembly directives that create a reference
6587 to the given DWARF table identifier label from the current function
6589 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6590 to differentiate first time section entry. Only emit a .data
6591 tables start identifier label the first time around.
6592 (switch_to_frame_table_section): New function. Helper for
6593 output_call_frame_info to switch possibly BACK into the eh_frame
6594 or the debug_frame section depending on FOR_EH.
6595 (output_call_frame_info): Use helper to first enter the proper
6597 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6598 emit a link to the frame table start label from each function
6600 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6601 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6602 * config/rs6000/rs6000-protos.h: Declare it.
6603 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6605 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6607 * config/sh/sh.c (split_branches): Check the result of
6610 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6612 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6613 using -pthread -fopenmp
6615 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6617 * doc/service.texi (service directory): Update URL.
6619 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6621 PR rtl-optimization/40861
6622 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6623 extract word from a multi-word subreg for negative byte positions.
6625 2009-08-27 Tristan Gingold <gingold@adacore.com>
6626 Douglas B Rupp <rupp@gnat.com>
6628 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6629 (SECTION_VMS_OVERLAY): Define.
6630 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6632 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6634 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6635 common_object declarations.
6636 (ia64_section_type_flags): Set section flag for common_object.
6637 * config/ia64/ia64-protos.h
6638 (ia64_vms_output_aligned_decl_common): Declare.
6639 (ia64_vms_elf_asm_named_section): Declare.
6641 2009-08-27 Michael Matz <matz@suse.de>
6643 * expr.c (expand_expr_real_2): New function taking exploded
6644 unary or binary expression, split out from ...
6645 (expand_expr_real_1): ... here. Move over all unary/binary
6646 switch parts to above function, in particular these codes:
6647 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6648 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6649 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6650 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6651 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6652 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6653 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6654 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6655 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6656 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6657 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6658 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6659 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6660 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6661 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6662 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6663 VEC_PACK_FIX_TRUNC_EXPR.
6664 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6667 2009-08-27 Richard Guenther <rguenther@suse.de>
6669 * gengtype.c (main): Handle uint64_t.
6670 * ipa-utils.c (get_base_var): Indent properly.
6671 * tree-ssa-live.c (debug_scope_block): New function.
6672 * tree-flow.h (debug_scope_block): Declare.
6673 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6674 * basic-block.h (enum profile_status): Rename to
6675 enum profile_status_d.
6676 (x_profile_status): Adjust type.
6678 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6681 * dwarf2out.c (get_context_die): Declare this static function.
6682 (gen_type_die_with_usage): Make sure a DIE is a generated for
6683 the context of a typedef.
6685 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6687 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6690 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6692 * config/mips/mips-protos.h (mips_output_sync): Declare.
6693 (mips_sync_loop_insns): Likewise.
6694 (mips_output_sync_loop): Replace first two parameters with an rtx.
6695 * config/mips/mips.c (mips_multi_member): New structure.
6696 (mips_multi_members): New variable.
6697 (mips_multi_start): New function.
6698 (mips_multi_add): Likewise.
6699 (mips_multi_add_insn): Likewise.
6700 (mips_multi_add_label): Likewise.
6701 (mips_multi_last_index): Likewise.
6702 (mips_multi_copy_insn): Likewise.
6703 (mips_multi_set_operand): Likewise.
6704 (mips_multi_write): Likewise.
6705 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6706 (mips_init_print_operand_punct): Update accordingly.
6707 (mips_start_ll_sc_sync_block): New function.
6708 (mips_end_ll_sc_sync_block): Likewise.
6709 (mips_output_sync): Likewise.
6710 (mips_sync_insn1_template): Likewise.
6711 (mips_sync_insn2_template): Likewise.
6712 (mips_get_sync_operand): Likewise.
6713 (mips_process_sync_loop): Likewise.
6714 (mips_output_sync_loop): Use mips_process_sync_loop.
6715 (mips_sync_loop_insns): New function.
6716 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6717 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6718 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6719 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6720 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6721 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6722 (MIPS_SYNC_OLD_OP_12): Likewise.
6723 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6724 (MIPS_SYNC_NEW_OP_12): Likewise.
6725 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6726 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6727 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6728 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6729 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6730 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6731 * config/mips/mips.md (sync_mem): New attribute.
6732 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6733 (sync_exclusive_mask, sync_required_oldval): Likewise.
6734 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6735 (sync_release_barrier): Likewise.
6736 (length): Handle sync loops.
6737 (sync): Use mips_output_sync.
6738 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6739 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6740 and use mips_output_sync_loop.
6741 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6742 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6743 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6744 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6745 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6746 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6747 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6748 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6749 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6751 2009-08-26 Richard Guenther <rguenther@suse.de>
6754 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6755 the types to not match.
6756 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6758 * tree-ssa.c (useless_type_conversion_p): Conversions to
6759 pointers to unprototyped functions are useless.
6761 2009-08-26 Richard Guenther <rguenther@suse.de>
6763 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6764 whole-program condition, prepare to be called for non-globals.
6765 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6766 params build a representative with known type and track its fields.
6768 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6770 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6771 clearing by a taken branch.
6772 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6773 effectively after bbro pass.
6774 (sync_nand<mode>): Ditto.
6775 (sync_old_<fetchop_name><mode>): Ditto.
6776 (sync_old_nand<mode>): Ditto.
6777 (sync_new_<fetchop_name><mode>): Dito.
6778 (sync_new_nand<mode>): Ditto.
6779 (sync_compare_and_swap<mode>_1): Ditto.
6780 (*sync_compare_and_swap<mode>): Ditto.
6781 (sync_lock_test_and_set<mode>_1): Ditto.
6782 ("sync_lock_test_and_set<mode>): Ditto.
6784 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6786 * hwint.h (HOST_LONG_FORMAT): New macro
6787 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6788 Use HOST_PTR_PRINTF.
6789 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6790 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6791 (HOST_PTR_PRINTF): Document.
6793 2009-08-25 Jan Hubicka <jh@suse.cz>
6795 * config/i386/bmmintrin.h: Replace by #error.
6798 Michael Meissner <michael.meissner@amd.com>
6799 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6800 Tony Linthicum <tony.linthicum@amd.com>
6802 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6803 (TARGET_ROUND): New macro for the round/ptest instructions which
6804 are shared between SSE4.1 and SSE5.
6805 (OPTION_MASK_ISA_ROUND): Ditto.
6806 (OPTION_ISA_ROUND): Ditto.
6807 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6808 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6810 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6811 (-mfused-madd): New switch to give users control over whether the
6812 compiler optimizes to use the multiply/add SSE5 instructions.
6814 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6815 (ix86_handle_option): Turn off 3dnow if -msse5.
6816 (override_options): Add SSE5 support.
6817 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6819 (ix86_expand_sse_movcc): Add SSE5 support.
6820 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6821 vector type to the next largest size.
6822 (ix86_expand_sse5_pack): New function to use pperm to pack a
6823 vector type to the next smallest size.
6824 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6825 (IX86_BUILTIN_FMADDSD): Ditto.
6826 (IX86_BUILTIN_FMADDPS): Ditto.
6827 (IX86_BUILTIN_FMADDPD): Ditto.
6828 (IX86_BUILTIN_FMSUBSS): Ditto.
6829 (IX86_BUILTIN_FMSUBSD): Ditto.
6830 (IX86_BUILTIN_FMSUBPS): Ditto.
6831 (IX86_BUILTIN_FMSUBPD): Ditto.
6832 (IX86_BUILTIN_FNMADDSS): Ditto.
6833 (IX86_BUILTIN_FNMADDSD): Ditto.
6834 (IX86_BUILTIN_FNMADDPS): Ditto.
6835 (IX86_BUILTIN_FNMADDPD): Ditto.
6836 (IX86_BUILTIN_FNMSUBSS): Ditto.
6837 (IX86_BUILTIN_FNMSUBSD): Ditto.
6838 (IX86_BUILTIN_FNMSUBPS): Ditto.
6839 (IX86_BUILTIN_FNMSUBPD): Ditto.
6840 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6841 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6842 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6843 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6844 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6845 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6846 (IX86_BUILTIN_PPERM): Ditto.
6847 (IX86_BUILTIN_PERMPS): Ditto.
6848 (IX86_BUILTIN_PERMPD): Ditto.
6849 (IX86_BUILTIN_PMACSSWW): Ditto.
6850 (IX86_BUILTIN_PMACSWW): Ditto.
6851 (IX86_BUILTIN_PMACSSWD): Ditto.
6852 (IX86_BUILTIN_PMACSWD): Ditto.
6853 (IX86_BUILTIN_PMACSSDD): Ditto.
6854 (IX86_BUILTIN_PMACSDD): Ditto.
6855 (IX86_BUILTIN_PMACSSDQL): Ditto.
6856 (IX86_BUILTIN_PMACSSDQH): Ditto.
6857 (IX86_BUILTIN_PMACSDQL): Ditto.
6858 (IX86_BUILTIN_PMACSDQH): Ditto.
6859 (IX86_BUILTIN_PMADCSSWD): Ditto.
6860 (IX86_BUILTIN_PMADCSWD): Ditto.
6861 (IX86_BUILTIN_PHADDBW): Ditto.
6862 (IX86_BUILTIN_PHADDBD): Ditto.
6863 (IX86_BUILTIN_PHADDBQ): Ditto.
6864 (IX86_BUILTIN_PHADDWD): Ditto.
6865 (IX86_BUILTIN_PHADDWQ): Ditto.
6866 (IX86_BUILTIN_PHADDDQ): Ditto.
6867 (IX86_BUILTIN_PHADDUBW): Ditto.
6868 (IX86_BUILTIN_PHADDUBD): Ditto.
6869 (IX86_BUILTIN_PHADDUBQ): Ditto.
6870 (IX86_BUILTIN_PHADDUWD): Ditto.
6871 (IX86_BUILTIN_PHADDUWQ): Ditto.
6872 (IX86_BUILTIN_PHADDUDQ): Ditto.
6873 (IX86_BUILTIN_PHSUBBW): Ditto.
6874 (IX86_BUILTIN_PHSUBWD): Ditto.
6875 (IX86_BUILTIN_PHSUBDQ): Ditto.
6876 (IX86_BUILTIN_PROTB): Ditto.
6877 (IX86_BUILTIN_PROTW): Ditto.
6878 (IX86_BUILTIN_PROTD): Ditto.
6879 (IX86_BUILTIN_PROTQ): Ditto.
6880 (IX86_BUILTIN_PROTB_IMM): Ditto.
6881 (IX86_BUILTIN_PROTW_IMM): Ditto.
6882 (IX86_BUILTIN_PROTD_IMM): Ditto.
6883 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6884 (IX86_BUILTIN_PSHLB): Ditto.
6885 (IX86_BUILTIN_PSHLW): Ditto.
6886 (IX86_BUILTIN_PSHLD): Ditto.
6887 (IX86_BUILTIN_PSHLQ): Ditto.
6888 (IX86_BUILTIN_PSHAB): Ditto.
6889 (IX86_BUILTIN_PSHAW): Ditto.
6890 (IX86_BUILTIN_PSHAD): Ditto.
6891 (IX86_BUILTIN_PSHAQ): Ditto.
6892 (IX86_BUILTIN_FRCZSS): Ditto.
6893 (IX86_BUILTIN_FRCZSD): Ditto.
6894 (IX86_BUILTIN_FRCZPS): Ditto.
6895 (IX86_BUILTIN_FRCZPD): Ditto.
6896 (IX86_BUILTIN_CVTPH2PS): Ditto.
6897 (IX86_BUILTIN_CVTPS2PH): Ditto.
6898 (IX86_BUILTIN_COMEQSS): Ditto.
6899 (IX86_BUILTIN_COMNESS): Ditto.
6900 (IX86_BUILTIN_COMLTSS): Ditto.
6901 (IX86_BUILTIN_COMLESS): Ditto.
6902 (IX86_BUILTIN_COMGTSS): Ditto.
6903 (IX86_BUILTIN_COMGESS): Ditto.
6904 (IX86_BUILTIN_COMUEQSS): Ditto.
6905 (IX86_BUILTIN_COMUNESS): Ditto.
6906 (IX86_BUILTIN_COMULTSS): Ditto.
6907 (IX86_BUILTIN_COMULESS): Ditto.
6908 (IX86_BUILTIN_COMUGTSS): Ditto.
6909 (IX86_BUILTIN_COMUGESS): Ditto.
6910 (IX86_BUILTIN_COMORDSS): Ditto.
6911 (IX86_BUILTIN_COMUNORDSS): Ditto.
6912 (IX86_BUILTIN_COMFALSESS): Ditto.
6913 (IX86_BUILTIN_COMTRUESS): Ditto.
6914 (IX86_BUILTIN_COMEQSD): Ditto.
6915 (IX86_BUILTIN_COMNESD): Ditto.
6916 (IX86_BUILTIN_COMLTSD): Ditto.
6917 (IX86_BUILTIN_COMLESD): Ditto.
6918 (IX86_BUILTIN_COMGTSD): Ditto.
6919 (IX86_BUILTIN_COMGESD): Ditto.
6920 (IX86_BUILTIN_COMUEQSD): Ditto.
6921 (IX86_BUILTIN_COMUNESD): Ditto.
6922 (IX86_BUILTIN_COMULTSD): Ditto.
6923 (IX86_BUILTIN_COMULESD): Ditto.
6924 (IX86_BUILTIN_COMUGTSD): Ditto.
6925 (IX86_BUILTIN_COMUGESD): Ditto.
6926 (IX86_BUILTIN_COMORDSD): Ditto.
6927 (IX86_BUILTIN_COMUNORDSD): Ditto.
6928 (IX86_BUILTIN_COMFALSESD): Ditto.
6929 (IX86_BUILTIN_COMTRUESD): Ditto.
6930 (IX86_BUILTIN_COMEQPS): Ditto.
6931 (IX86_BUILTIN_COMNEPS): Ditto.
6932 (IX86_BUILTIN_COMLTPS): Ditto.
6933 (IX86_BUILTIN_COMLEPS): Ditto.
6934 (IX86_BUILTIN_COMGTPS): Ditto.
6935 (IX86_BUILTIN_COMGEPS): Ditto.
6936 (IX86_BUILTIN_COMUEQPS): Ditto.
6937 (IX86_BUILTIN_COMUNEPS): Ditto.
6938 (IX86_BUILTIN_COMULTPS): Ditto.
6939 (IX86_BUILTIN_COMULEPS): Ditto.
6940 (IX86_BUILTIN_COMUGTPS): Ditto.
6941 (IX86_BUILTIN_COMUGEPS): Ditto.
6942 (IX86_BUILTIN_COMORDPS): Ditto.
6943 (IX86_BUILTIN_COMUNORDPS): Ditto.
6944 (IX86_BUILTIN_COMFALSEPS): Ditto.
6945 (IX86_BUILTIN_COMTRUEPS): Ditto.
6946 (IX86_BUILTIN_COMEQPD): Ditto.
6947 (IX86_BUILTIN_COMNEPD): Ditto.
6948 (IX86_BUILTIN_COMLTPD): Ditto.
6949 (IX86_BUILTIN_COMLEPD): Ditto.
6950 (IX86_BUILTIN_COMGTPD): Ditto.
6951 (IX86_BUILTIN_COMGEPD): Ditto.
6952 (IX86_BUILTIN_COMUEQPD): Ditto.
6953 (IX86_BUILTIN_COMUNEPD): Ditto.
6954 (IX86_BUILTIN_COMULTPD): Ditto.
6955 (IX86_BUILTIN_COMULEPD): Ditto.
6956 (IX86_BUILTIN_COMUGTPD): Ditto.
6957 (IX86_BUILTIN_COMUGEPD): Ditto.
6958 (IX86_BUILTIN_COMORDPD): Ditto.
6959 (IX86_BUILTIN_COMUNORDPD): Ditto.
6960 (IX86_BUILTIN_COMFALSEPD): Ditto.
6961 (IX86_BUILTIN_COMTRUEPD): Ditto.
6962 (IX86_BUILTIN_PCOMEQUB): Ditto.
6963 (IX86_BUILTIN_PCOMNEUB): Ditto.
6964 (IX86_BUILTIN_PCOMLTUB): Ditto.
6965 (IX86_BUILTIN_PCOMLEUB): Ditto.
6966 (IX86_BUILTIN_PCOMGTUB): Ditto.
6967 (IX86_BUILTIN_PCOMGEUB): Ditto.
6968 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6969 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6970 (IX86_BUILTIN_PCOMEQUW): Ditto.
6971 (IX86_BUILTIN_PCOMNEUW): Ditto.
6972 (IX86_BUILTIN_PCOMLTUW): Ditto.
6973 (IX86_BUILTIN_PCOMLEUW): Ditto.
6974 (IX86_BUILTIN_PCOMGTUW): Ditto.
6975 (IX86_BUILTIN_PCOMGEUW): Ditto.
6976 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6977 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6978 (IX86_BUILTIN_PCOMEQUD): Ditto.
6979 (IX86_BUILTIN_PCOMNEUD): Ditto.
6980 (IX86_BUILTIN_PCOMLTUD): Ditto.
6981 (IX86_BUILTIN_PCOMLEUD): Ditto.
6982 (IX86_BUILTIN_PCOMGTUD): Ditto.
6983 (IX86_BUILTIN_PCOMGEUD): Ditto.
6984 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6985 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6986 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6987 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6988 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6989 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6990 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6991 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6992 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6993 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6994 (IX86_BUILTIN_PCOMEQB): Ditto.
6995 (IX86_BUILTIN_PCOMNEB): Ditto.
6996 (IX86_BUILTIN_PCOMLTB): Ditto.
6997 (IX86_BUILTIN_PCOMLEB): Ditto.
6998 (IX86_BUILTIN_PCOMGTB): Ditto.
6999 (IX86_BUILTIN_PCOMGEB): Ditto.
7000 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7001 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7002 (IX86_BUILTIN_PCOMEQW): Ditto.
7003 (IX86_BUILTIN_PCOMNEW): Ditto.
7004 (IX86_BUILTIN_PCOMLTW): Ditto.
7005 (IX86_BUILTIN_PCOMLEW): Ditto.
7006 (IX86_BUILTIN_PCOMGTW): Ditto.
7007 (IX86_BUILTIN_PCOMGEW): Ditto.
7008 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7009 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7010 (IX86_BUILTIN_PCOMEQD): Ditto.
7011 (IX86_BUILTIN_PCOMNED): Ditto.
7012 (IX86_BUILTIN_PCOMLTD): Ditto.
7013 (IX86_BUILTIN_PCOMLED): Ditto.
7014 (IX86_BUILTIN_PCOMGTD): Ditto.
7015 (IX86_BUILTIN_PCOMGED): Ditto.
7016 (IX86_BUILTIN_PCOMFALSED): Ditto.
7017 (IX86_BUILTIN_PCOMTRUED): Ditto.
7018 (IX86_BUILTIN_PCOMEQQ): Ditto.
7019 (IX86_BUILTIN_PCOMNEQ): Ditto.
7020 (IX86_BUILTIN_PCOMLTQ): Ditto.
7021 (IX86_BUILTIN_PCOMLEQ): Ditto.
7022 (IX86_BUILTIN_PCOMGTQ): Ditto.
7023 (IX86_BUILTIN_PCOMGEQ): Ditto.
7024 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7025 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7026 (enum multi_arg_type): New enum for describing the various SSE5
7027 intrinsic argument types.
7028 (bdesc_multi_arg): New table for SSE5 intrinsics.
7029 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7030 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7032 (ix86_expand_builtin): Add SSE5 intrinsic support.
7033 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7034 operand instructions.
7035 (ix86_expand_sse5_multiple_memory): New function to split the
7036 second memory reference from SSE5 instructions.
7037 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7038 (ix86_return_pops_args): Use stdarg_p to determine if the function
7039 has variable arguments.
7040 (ix86_setup_incoming_varargs): Ditto.
7041 (x86_this_parameter): Ditto.
7043 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7045 (ix86_expand_sse5_pack): Ditto.
7046 (ix86_sse5_valid_op_p): Ditto.
7047 (ix86_expand_sse5_multiple_memory): Ditto.
7049 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7050 constant for SSE5 support.
7051 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7052 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7053 (UNSPEC_SSE5_PERMUTE): Ditto.
7054 (UNSPEC_SSE5_ASHIFT): Ditto.
7055 (UNSPEC_SSE5_LSHIFT): Ditto.
7056 (UNSPEC_FRCZ): Ditto.
7057 (UNSPEC_CVTPH2PS): Ditto.
7058 (UNSPEC_CVTPS2PH): Ditto.
7059 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7061 (COM_FALSE_S): Ditto.
7062 (COM_FALSE_P): Ditto.
7063 (COM_TRUE_S): Ditto.
7064 (COM_TRUE_P): Ditto.
7065 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7066 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7068 (memory attribute): Ditto.
7069 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7070 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7071 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7072 (floor<mode>2): Ditto.
7073 (ceil<mode>2): Ditto.
7074 (btrunc<mode>2): Ditto.
7075 (nearbyintdf2): Ditto.
7076 (nearbyintsf2): Ditto.
7077 (sse_setccsf): Disable if SSE5.
7078 (sse_setccdf): Ditto.
7079 (sse5_setcc<mode>): New support for SSE5 conditional move.
7080 (sse5_pcmov_<mode>): Ditto.
7082 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7084 (SSEMODEF2P): Ditto.
7085 (ssemodesuffixf4): New mode attribute for SSE5.
7086 (ssemodesuffixf2s): Ditto.
7087 (ssemodesuffixf2c): Ditto.
7088 (sserotatemax): Ditto.
7089 (ssescalarmode): Ditto.
7090 (sse_maskcmpv4sf3): Disable if SSE5.
7091 (sse_maskcmpv2df3): Ditto.
7092 (sse_vmmaskcmpv4sf3): Ditto.
7093 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7094 (sse5_vmfmadd<mode>4): Ditto.
7095 (sse5_fmsub<mode>4): Ditto.
7096 (sse5_vmfmsub<mode>4): Ditto.
7097 (sse5_fnmadd<mode>4): Ditto.
7098 (sse5_vmfnmadd<mode>4): Ditto.
7099 (sse5_fnmsub<mode>4): Ditto.
7100 (sse5_vmfnmsub<mode>4): Ditto.
7101 (sse5i_fmadd<mode>4): Ditto.
7102 (sse5i_fmsub<mode>4): Ditto.
7103 (sse5i_fnmadd<mode>4): Ditto.
7104 (sse5i_fnmsub<mode>4): Ditto.
7105 (sse5i_vmfmadd<mode>4): Ditto.
7106 (sse5i_vmfmsub<mode>4): Ditto.
7107 (sse5i_vmfnmadd<mode>4): Ditto.
7108 (sse5i_vmfnmsub<mode>4): Ditto.
7109 (mulv16qi3): Add SSE5 support.
7111 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7112 (sse2_mulv4si3): Disable if SSE5.
7113 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7114 (sse4_1_roundps): Ditto.
7115 (sse4_1_roundsd): Ditto.
7116 (sse4_1_roundss): Ditto.
7117 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7119 (sse_maskcmpsf3): Ditto.
7120 (sse_vmmaskcmpv4sf3): Ditto.
7121 (sse2_maskcmpv2df3): Ditto.
7122 (sse2_maskcmpdf3): Ditto.
7123 (sse2_vmmaskcmpv2df3): Ditto.
7124 (sse2_eq<mode>3): Ditto.
7125 (sse2_gt<mode>3): Ditto.
7126 (sse5_pcmov_<mode>): Add SSE5 support.
7127 (vec_unpacku_hi_v16qi): Ditto.
7128 (vec_unpacks_hi_v16qi): Ditto.
7129 (vec_unpacku_lo_v16qi): Ditto.
7130 (vec_unpacks_lo_v16qi): Ditto.
7131 (vec_unpacku_hi_v8hi): Ditto.
7132 (vec_unpacks_hi_v8hi): Ditto.
7133 (vec_unpacku_lo_v8hi): Ditto.
7134 (vec_unpacks_lo_v8hi): Ditto.
7135 (vec_unpacku_hi_v4si): Ditto.
7136 (vec_unpacks_hi_v4si): Ditto.
7137 (vec_unpacku_lo_v4si): Ditto.
7138 (vec_unpacks_lo_v4si): Ditto.
7139 (sse5_pmacsww): New SSE5 intrinsic insn.
7140 (sse5_pmacssww): Ditto.
7141 (sse5_pmacsdd): Ditto.
7142 (sse5_pmacssdd): Ditto.
7143 (sse5_pmacssdql): Ditto.
7144 (sse5_pmacssdqh): Ditto.
7145 (sse5_pmacsdqh): Ditto.
7146 (sse5_pmacsswd): Ditto.
7147 (sse5_pmacswd): Ditto.
7148 (sse5_pmadcsswd): Ditto.
7149 (sse5_pmadcswd): Ditto.
7150 (sse5_pcmov_<move>): Conditional move support on SSE5.
7151 (sse5_phaddbw): New SSE5 intrinsic insn.
7152 (sse5_phaddbd): Ditto.
7153 (sse5_phaddbq): Ditto.
7154 (sse5_phaddwd): Ditto.
7155 (sse5_phaddwq): Ditto.
7156 (sse5_phadddq): Ditto.
7157 (sse5_phaddubw): Ditto.
7158 (sse5_phaddubd): Ditto.
7159 (sse5_phaddubq): Ditto.
7160 (sse5_phadduwd): Ditto.
7161 (sse5_phadduwq): Ditto.
7162 (sse5_phaddudq): Ditto.
7163 (sse5_phsubbw): Ditto.
7164 (sse5_phsubwd): Ditto.
7165 (sse5_phsubdq): Ditto.
7166 (sse5_pperm): Ditto.
7167 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7168 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7169 (sse5_pperm_sign_v8hi_v4si): Ditto.
7170 (sse5_pperm_zero_v8hi_v4si): Ditto.
7171 (sse5_pperm_sign_v4si_v2di): Ditto.
7172 (sse5_pperm_sign_v4si_v2di): Ditto.
7173 (sse5_pperm_pack_v2di_v4si): Ditto.
7174 (sse5_pperm_pack_v4si_v8hi): Ditto.
7175 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7176 (sse5_perm<mode>): New SSE5 intrinsic insn.
7177 (rotl<mode>3): Ditto.
7178 (sse5_rotl<mode>3): Ditto.
7179 (sse5_ashl<mode>3): Ditto.
7180 (sse5_lshl<mode>3): Ditto.
7181 (sse5_frcz<mode>2): Ditto.
7182 (sse5s_frcz<mode>2): Ditto.
7183 (sse5_cvtph2ps): Ditto.
7184 (sse5_cvtps2ph): Ditto.
7185 (sse5_vmmaskcmp<mode>3): Ditto.
7186 (sse5_com_tf<mode>3): Ditto.
7187 (sse5_maskcmp<mode>3): Ditto.
7188 (sse5_maskcmp_uns<mode>3): Ditto.
7189 (sse5_maskcmp_uns2<mode>3): Ditto.
7190 (sse5_pcom_tf<mode>3): Ditto.
7192 * config/i386/predicates.md (sse5_comparison_float_operator):
7193 New predicate to match the comparison operators supported by
7194 the SSE5 com instruction.
7195 (ix86_comparison_int_operator): New predicate to match just the
7196 signed int comparisons.
7197 (ix86_comparison_uns_operator): New predicate to match just the
7198 unsigned int comparisons.
7200 * doc/invoke.texi (-msse5): Add documentation.
7201 (-mfused-madd): Ditto.
7203 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7205 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7207 (x86_64-*-*): Ditto.
7209 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7211 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7212 intrinisics for SSE5.
7214 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7217 * config/i386/mmintrin-common.h: New file, to contain common
7218 instructions between SSE4.1 and SSE5.
7220 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7221 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7222 (gen_regparm_prefix): Ditto.
7224 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7225 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7226 prototype_p to determine if a function is prototyped.
7228 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7230 * c-common.c (c_common_reswords) add the alignof keyword,
7231 with same RID as __alignof and __alignof__
7233 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7235 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7236 * hooks.c (hook_bool_const_int_const_int_true): New function.
7237 * target.h (struct gcc_target): Add can_eliminate field.
7238 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7239 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7240 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7241 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7242 (elim_table): Revise comment.
7243 * system.h (CAN_ELIMINATE): Poison.
7244 * defaults.h (CAN_ELIMINATE): Remove.
7245 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7247 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7248 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7250 (alpha_vms_can_eliminate): Declare as static, change return type to
7252 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7254 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7255 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7256 (arm_can_eliminate): New function.
7258 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7259 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7260 (avr_can_eliminate): Declare as static.
7261 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7263 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7264 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7265 (bfin_can_eliminate): New function.
7267 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7268 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7269 (crx_can_eliminate): New function.
7271 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7272 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7273 (fr30_can_eliminate): New function.
7275 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7276 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7277 (frv_can_eliminate): New function.
7279 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7280 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7281 (h8300_can_eliminate): New function.
7283 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7284 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7285 (i386_can_eliminate): Declare as static, change return type to bool.
7286 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7288 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7289 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7290 (ia64_can_eliminate): New function.
7292 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7293 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7294 (iq2000_can_eliminate): New function.
7296 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7297 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7298 (m32r_can_eliminate): New function.
7300 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7301 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7302 (m68hc11_can_eliminate): New function.
7304 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7305 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7306 (m68k_can_eliminate): New function.
7308 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7309 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7310 (mep_can_eliminate): New function.
7312 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7313 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7314 (mips_can_eliminate): New function.
7316 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7317 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7318 (rs6000_can_eliminate): New function.
7320 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7321 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7322 (s390_can_eliminate): Declare as static.
7323 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7325 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7326 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7327 (score_can_eliminate): New function.
7329 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7330 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7331 (sparc_can_eliminate): Declare as static.
7332 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7334 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7335 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7336 (xstormy16_can_eliminate): New function.
7338 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7339 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7340 (v850_can_eliminate): New function.
7342 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7344 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7345 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7346 (*movdfcc_ext[1234]): Disable for IEEE mode.
7348 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7350 * gimplify.c (prepare_gimple_addressable): New static function.
7351 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7353 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7354 manually fiddling with it.
7356 2009-08-25 Michael Matz <matz@suse.de>
7358 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7359 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7361 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7362 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7363 (do_jump): Split out code for simple binary comparisons into ...
7364 (do_jump_1): ... this, taking the individual operands and code.
7365 Change callers to helper function above accordingly.
7366 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7369 2009-08-25 Michael Matz <matz@suse.de>
7371 * expr.h (struct separate_ops, sepops): New type for passing
7372 around an exploded simple expression.
7373 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7374 Use this structure instead of expression tree.
7375 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7376 expression, only its type.
7377 (expand_vec_cond_expr): Take type and individual operands instead
7379 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7380 expand_vec_shift_expr): Change prototype accordingly.
7381 * tree-vect-stmts.c (vectorizable_condition): Change call of
7382 expand_vec_cond_expr_p to pass only type.
7383 * expr.c (do_store_flags): Change prototype and implementation
7384 to take an exploded expression.
7385 (expand_expr_real_1): New local ops initialized with details
7386 of the full expression. Use it instead of full
7387 expression in calls to do_store_flags, expand_vec_cond_expr,
7388 expand_widen_pattern_expr and expand_vec_shift_expr.
7390 2009-08-25 Michael Matz <matz@suse.de>
7392 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7393 treeop2 initialized with first three operands of the full expression.
7394 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7396 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7398 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7399 (__gthread_objc_condition_allocate): Mark arguments as unused.
7400 (__gthread_objc_condition_deallocate): Likewise.
7401 (__gthread_objc_condition_wait): Likewise.
7402 (__gthread_objc_condition_broadcast): Likewise.
7403 (__gthread_objc_condition_signal): Likewise.
7404 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7405 (__gthread_objc_thread_id): Likewise.
7407 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7410 * tree-pretty-print.c (print_call_name): Print the correct call name
7411 for procedure pointer components.
7413 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7415 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7416 default_promote_function_mode when not VMS.
7418 2009-08-24 Olivier Hainque <hainque@adacore.com>
7420 * convert.c (convert_to_integer): Don't assume an input pointer is
7421 POINTER_SIZE wide. Fetch from the type instead.
7423 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7425 * configure.ac (AC_PREREQ): Bump to 2.64.
7427 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7429 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7430 (process_command): Don't search standard_exec_prefix_1 and
7431 standard_exec_prefix_2.
7433 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7435 * config/arm/arm.c (output_return_instruction): Handle for
7438 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7440 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7442 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7444 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7445 (*arm_movdf_vfp): Likewise.
7447 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7449 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7450 (vashr<mode>3): Rename from ashr<mode>3.
7451 (vlshr<mode>3): Rename from lshr<mode>3.
7453 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7456 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7457 (check_format_info_main): Use scalar_identify_flag.
7458 (check_format_types): Check for scalar size identity if
7459 scalar_identify_flag is set.
7460 (printf_length_specs): Extend by new field.
7461 (asm_fprintf_length_specs): Likewise.
7462 (gcc_diag_length_specs): Likewise.
7463 (scanf_length_specs): Likewise.
7464 (strfmon_length_specs): Likewise.
7465 (gcc_gfc_length_specs): Likewise.
7466 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7467 (ms_printf_flag_specs): Likewise.
7468 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7470 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7473 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7474 (*call_value_pop_1): Ditto.
7475 (*sibcall_pop_1): New insn pattern.
7476 (*sibcall_value_pop_1): Ditto.
7478 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7481 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7484 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7487 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7488 (get_reg_use_in): New function.
7489 (forward_propagate_subreg): Propagate through subreg of zero_extend
7492 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7494 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7495 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7497 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7499 * configure.ac: Remove --with-datarootdir, --with-docdir,
7500 --with-htmldir switches. No need to call AC_SUBST for
7501 datarootdir, docdir, htmldir any more.
7502 * configure: Regenerate.
7503 * doc/install.texi (Configuration): Document --datarootdir,
7504 --docdir, --htmldir, --pdfdir; update documentation for
7505 --infodir, --mandir.
7506 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7509 * aclocal.m4: Regenerate.
7510 * config.in: Regenerate.
7511 * configure: Regenerate.
7513 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7514 Olivier Hainque <hainque@adacore.com>
7516 * config/ia64/ia64.c: Include libfuncs.h.
7517 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7518 (ia64_expand_call): Use reg 25 on VMS.
7519 (ia64_initialize_trampoline): Fix for VMS ABI.
7520 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7521 (ia64_function_arg): Initialize reg 25 on VMS.
7522 Fix OpenVMS ABI issues for varargs.
7523 For OpenVMS, emit the Argument Information register set in the
7524 incoming/sibcall case as well.
7525 (ia64_arg_type): New function.
7526 (ia64_function_arg_advance): Keep track of cum->words.
7527 Fix OpenVMS ABI issues for varargs.
7528 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7529 (ia64_override_options): Set flag_no_common on VMS.
7530 (ia64_init_builtins): Disable FWRITE builtin.
7531 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7532 (ia64_vms_init_libfuncs): Add decc$ routines.
7533 (ia64_vms_valid_pointer_mode): New function.
7534 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7535 (ia64_promote_function_mode): New function
7536 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7537 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7538 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7539 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7540 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7541 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7542 Suppress trailing '#' if VALUE is numeric.
7543 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7544 ia64_promote_function_mode.
7545 (TARGET_VALID_POINTER_MODE): Define.
7547 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7550 * config/rs6000/rs6000.c (rs6000_override_options): Use
7551 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7554 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7555 reporting of vector + decimal/boolean/complex error.
7557 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7559 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7560 __vector double TYPE_DECL.
7562 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7564 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7565 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7566 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7567 to pointer to enum machine_mode. Update all callers as needed.
7569 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7571 * config/alpha/alpha.md (exception_receiver): Emit alternative
7572 GP load sequence if flag_reorder_blocks_and_partition is set.
7573 (*exception_receiver_2): Also enable when
7574 flag_reorder_blocks_and_partition is set.
7576 2009-08-20 Matt Rice <ratmice@gmail.com>
7577 Diego Novillo <dnovillo@google.com>
7579 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7582 2009-08-20 Richard Guenther <rguenther@suse.de>
7584 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7585 * c-tree.h (c_dup_lang_specific_decl): Remove.
7586 (struct lang_decl, struct lang_type): Move definitions ...
7587 * c-lang.h: ... here. New file.
7588 * c-decl.c: Include c-lang.h.
7589 (c_dup_lang_specific_decl): Remove.
7590 * c-typeck.c: Include c-lang.h.
7591 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7592 (c-typeck.o): Likewise.
7593 * c-config-lang.in (gtfiles): Add c-lang.h.
7594 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7597 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7599 * config/alpha/alpha.c (alpha_end_function): Do not clear
7600 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7601 this is now handled in generic code.
7603 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7605 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7606 (s390_z10_fix_long_loop_prediction): New function.
7607 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7608 (s390_reorg): Walk over the INSNs and invoke
7609 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7611 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7613 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7614 "*brx_64bit", "*brx_31bit"): New patterns.
7615 * config/s390/s390.c ('E'): New output modifier.
7617 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7618 Richard Earnshaw <richard.earnshaw@arm.com>
7620 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7621 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7623 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7625 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7627 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7628 for mode mode of operand0 when doing secondary reload for SAR.
7630 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7633 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7634 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7636 2009-08-19 Jason Merrill <jason@redhat.com>
7638 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7639 supported template depth in C++0x.
7641 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7643 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7644 free_after_compilation.
7645 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7646 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7647 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7648 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7649 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7650 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7651 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7653 2009-08-19 Ian Lance Taylor <iant@google.com>
7655 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7656 of (plus (mult (neg B) C) A).
7658 2009-08-18 Michael Matz <matz@suse.de>
7660 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7661 instead of comparing TYPE_MAIN_VARIANT for equality.
7662 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7663 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7664 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7665 * gimplify.c (goa_lhs_expr_p): Ditto and use
7666 STRIP_USELESS_TYPE_CONVERSION.
7668 2009-08-18 Michael Matz <matz@suse.de>
7670 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7671 first field in a struct.
7672 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7674 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7676 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7677 locators before emit_insn is called. Remove assert that
7679 (alpha_end_function): Clear crtl->emit structure and free insn
7680 locators if cfun->is_thunk is true.
7682 2009-08-18 Jason Merrill <jason@redhat.com>
7684 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7686 * configure.ac: Test for it.
7687 * configure, config.in: Regenerate.
7688 * doc/install.texi: Document --enable-gnu-unique-object.
7690 2009-08-18 Richard Guenther <rguenther@suse.de>
7693 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7694 pow(x,y*z) only if x is nonnegative.
7696 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7698 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7702 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7703 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7705 2009-08-17 DJ Delorie <dj@redhat.com>
7707 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7708 * config/m32c/prologue.md (epilogue_freit): New.
7710 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7711 (bank_switch_p): Likewise.
7712 (fast_interrupt_p): Likewise.
7713 (interrupt_p): Likewise.
7714 (m32c_conditional_register_usage): Round memregs size up.
7715 (need_to_save): We only need to save $a0 when we use ENTER.
7716 (interrupt_p): Check for fast_interrupt too.
7717 (bank_switch_p): New.
7718 (fast_interrupt_p): New.
7719 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7720 (m32c_emit_prolog): Support bank switching and fast interrupts.
7721 * doc/extend.texi (Function Attributes): Add bank_switch and
7724 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7726 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7727 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7729 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7731 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7732 (menu): Add IA-64/VMS Options.
7733 (IA-64/VMS Options): Likewise.
7735 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7738 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7740 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7742 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7743 (mips_pop_asm_switch): Likewise.
7744 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7746 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7747 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7748 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7749 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7750 instead of set_noreorder.
7751 (mips_output_function_prologue): Use the new functions.
7752 (mips_output_function_epilogue): Likewise.
7753 (mips_need_noat_wrapper_p): New function, split out from...
7754 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7755 Use mips_push_asm_switch and mips_pop_asm_switch.
7756 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7757 and mips_pop_asm_switch.
7758 (ASM_OUTPUT_REG_POP): Likewise.
7759 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7760 Use mips_pop_asm_switch.
7761 (mips_asm_switch): New structure.
7762 (set_noreorder, set_nomacro): Replace with...
7763 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7764 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7765 instead of set_nomacro.
7766 (fix_truncsfsi2_macro): Likewise.
7767 (cprestore): Likewise.
7768 (hazard): Use mips_noreorder instead of set_noreorder.
7769 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7771 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7773 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7774 from prev_active_insn.
7776 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7778 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7779 * config/avr/avr.c (avr_override_options): Initialize
7780 avr_current_arch variable.
7781 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7782 __AVR_HAVE_16BIT_SP__ according to the device type.
7783 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7785 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7786 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7788 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7791 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7792 generating inlined subroutine die only. We shouldn't be
7793 called for anything else.
7794 (gen_block_die): Don't generate inline subroutine debug info for
7797 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7799 * graphite-poly.c (print_pbb): Print PBB index.
7801 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7804 * graphite-interchange.c (ppl_max_for_le): Moved...
7805 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7806 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7807 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7808 * graphite-ppl.h (ppl_max_for_le): Declared.
7810 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7812 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7813 supported on all platforms.
7814 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7815 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7816 * c-pragma.c: Likewise.
7817 * target-def.h (TARGET_INITIALIZER): Remove
7818 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7819 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7821 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7823 * config/ia64/fde-vms.c: New file.
7824 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7825 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7826 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7827 (uw_frame_state_for): Only register a personality routine if it is
7828 known to be compatible with our expectations.
7829 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7830 Declare unw_table_entry stack variable and
7831 mod all calls to _Unwind_FindTableEntry to add arg.
7832 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7833 (_Unwind_FindTableEntry): Add arg to prototype.
7835 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7837 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7838 field 'signal_pfs_loc'.
7839 (uw_frame_state_for): Remove duplicate code dealing with leaf
7840 procedures without unwind info.
7841 If in the frame after unwinding through a signal handler, restore
7842 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7843 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7844 'pfs_loc' to the AR.PFS location in the signal context; instead
7845 set 'signal_pfs_loc'.
7846 Manually generate the unwind info for the AR.PFS register.
7847 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7848 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7849 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7850 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7851 instead set 'signal_pfs_loc'.
7852 Remove code preventing the AR.PFS register from being restored
7853 from the signal context.
7855 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7856 Tristan Gingold <gingold@adacore.com>
7858 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7859 * config/ia64/t-vms: New file.
7860 * config/ia64/vms64.h: New file.
7861 * config/ia64/vms.h: New file.
7862 * config/ia64/vms-crtinit.asm: New file.
7863 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7864 * config/ia64/vms-unwind.h: New file.
7866 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7868 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7871 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7874 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7876 * real.h (do_mpc_arg2): ... here.
7877 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7880 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7882 * final.c (add_debug_prefix_map): Don't use GC memory for
7883 old_prefix and new_prefix.
7885 2009-08-14 Richard Guenther <rguenther@suse.de>
7887 * ipa-prop.c (compute_complex_pass_through): If we cannot
7888 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7890 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7892 * c-lex.c (c_lex_with_flags): Increase size of local variable
7893 to avoid memory clobber.
7895 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7898 * config/i386/i386.c (ix86_fp_comparison_strategy):
7899 Only enable/disable sahf at function granularity.
7901 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7903 PR rtl-optimization/41064
7904 * reload1.c (reload_as_needed): Don't call extract_insn
7905 for known invalid replacements after calling
7906 validate_replace_rtx_group and verify_changes.
7908 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7911 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7912 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7913 ix86_expand_fp_vcond.
7914 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7915 Assert that operation is supported by ix86_expand_int_vcond.
7916 (vcondu<SSEMODE124C8:mode>): Ditto.
7918 2009-08-13 DJ Delorie <dj@redhat.com>
7920 * config/i386/djgpp-stdint.h: New.
7921 * config.gcc (djgpp): Use it.
7923 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7925 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7926 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7928 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7930 * tree-ssa-loop-prefetch.c
7931 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7932 for long-stride pruning.
7933 (compute_miss_rate): New function to compute the probability
7934 that two memory references access different cache lines.
7936 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7938 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7940 2009-08-13 Richard Guenther <rguenther@suse.de>
7943 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7944 use the constant pointer type.
7945 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7946 of CV qualifiers on the target pointer type.
7947 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7948 conversion check before restrict check.
7950 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7953 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7955 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7957 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7959 2009-08-12 Richard Guenther <rguenther@suse.de>
7961 PR tree-optimization/41011
7962 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7963 and reference constructing.
7965 2009-08-12 Xinliang David Li <davidxl@google.com>
7967 PR tree-optimization/41012
7968 * tree-flow.h : New external interface.
7969 * gimple-low.c (check_call_arg): Change to public function.
7970 Remove argument mismatch check in lowering.
7971 * tree-inline.h (tree_can_inline_p): Interface change.
7972 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7974 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7975 Call change to tree_can_inline_p function.
7976 (cgraph_decide_inlining_incrementally): Ditto.
7978 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7980 PR tree-optimization/41031
7981 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7982 on the partition variable rather than promote_mode on the source
7983 type. Assert that the partition variable's type has the same
7984 mode as the source value's.
7986 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7988 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7989 for for_return == 2.
7990 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7992 * calls.c (expand_call): Fix typo.
7993 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7995 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7997 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7998 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7999 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8000 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8002 2009-08-12 Andrew Haley <aph@redhat.com>
8004 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8006 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8009 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8011 2009-08-12 Richard Guenther <rguenther@suse.de>
8013 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8014 * gimplify.c (gimplify_modify_expr): Do not use
8015 lang_hooks.types_compatible_p.
8016 * tree-ssa.c (useless_type_conversion_p): For aggregates
8017 just return false if the canonical types differ.
8019 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8022 * sese.c (convert_for_phi_arg): New.
8023 (add_guard_exit_phis): Use convert_for_phi_arg.
8025 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8027 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8028 unknown subscript upper bounds.
8030 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8031 Pranav Garg <pranav.garg2107@gmail.com>
8033 * graphite-interchange.c (gather_access_strides): Removed.
8034 (ppl_max_for_le): New.
8035 (build_linearized_memory_access): New.
8036 (memory_stride_in_loop): New.
8037 (pbb_interchange_profitable_p): Reimplemented.
8038 * graphite-ppl.h (ppl_new_id_map): New.
8039 (ppl_interchange): New.
8041 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8043 * graphite-interchange.c (compute_subscript): Removed.
8044 (compute_array_size_cstr): Removed.
8045 (compute_array_size_poly): Removed.
8046 (compute_array_size): Removed.
8047 (gather_access_strides_poly): Removed.
8048 (gather_access_strides): Empty.
8050 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8052 * graphite-dependences.c (dependence_polyhedron_1): Replace
8053 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8054 (graphite_legal_transform_dr): Same.
8055 (graphite_carried_dependence_level_k): Same.
8056 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8057 Initialize PDR_NB_SUBSCRIPTS.
8058 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8060 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8061 (PDR_NB_SUBSCRIPTS): New.
8062 (pdr_nb_subscripts): Removed.
8063 (pdr_dim): Simplified.
8064 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8065 with PDR_NB_SUBSCRIPTS.
8067 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8069 * graphite-interchange.c (compute_array_size): Remove use of
8071 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8072 Do not initialize PDR_DATA_CONTAINER.
8073 (print_pdr): Do not print PDR_DATA_CONTAINER.
8074 * graphite-poly.h (struct poly_dr): Remove data_container field.
8075 (PDR_DATA_CONTAINER): Removed.
8076 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8078 (build_poly_dr): Same.
8080 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8081 Sebastian Pop <sebastian.pop@amd.com>
8083 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8084 copy of the dependence polyhedron. Free the temporary objects.
8085 (graphite_carried_dependence_level_k): Free unused objects before
8088 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8090 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8091 Early return without analyzing the data dependences if no
8092 transform has been done. Call restore_scattering if the transform
8094 (graphite-interchange.c): Same.
8095 * graphite-poly.c (print_scattering_function): Test for
8097 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8098 (apply_poly_transforms): Do not gcc_assert that
8099 the transform is legal.
8100 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8101 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8102 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8103 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8104 * graphite-poly.h (struct poly_scattering): New.
8105 (struct poly_bb): Add original, transformed, and saved fields.
8106 Remove transformed_scattering, original_scattering,
8107 nb_local_variables and nb_scattering_transform fields.
8108 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8109 (poly_scattering_new): New.
8110 (poly_scattering_free): New.
8111 (poly_scattering_copy): New.
8112 (store_scattering_pbb): New.
8113 (store_scattering): New.
8114 (restore_scattering_pbb): New.
8115 (restore_scattering): New.
8116 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8117 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8119 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8121 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8124 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8126 * Makefile.in (graphite.o): Depends on PREDICT_H.
8127 * graphite.c: Include predict.h.
8128 (graphite_finalize): Call tree_estimate_probability.
8129 * predict.c (predict_loops): Do not call scev_initialize and
8131 (tree_estimate_probability_bb): New.
8132 (tree_estimate_probability): Do not initialize loops: move that
8133 code to the driver. Call tree_estimate_probability_bb.
8134 (tree_estimate_probability_driver): New.
8135 (pass_profile): Use tree_estimate_probability_driver.
8136 * predict.h (tree_estimate_probability): Declared.
8138 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8140 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8141 * graphite-dependences.c (graphite_legal_transform): Add time to
8142 TV_GRAPHITE_DATA_DEPS.
8143 (dependency_between_pbbs_p): Same.
8144 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8146 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8148 PR rtl-optimization/41033
8149 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8150 aliasing is disabled.
8152 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8154 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8155 si_mask_operand, and_load_operand, low_bitmask_operand,
8156 and_reg_operand, and_operand): New predicates.
8157 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8158 * config/mips/mips.c (and_operands_ok): New function.
8159 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8160 * config/mips/mips.md (move_type): Add ext_ins and logical.
8161 (type): Handle them.
8162 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8163 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8164 shift_shift. Remove commutative constraint modifier.
8165 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8167 (*clear_upper32_dext): Remove define_insn_and_split.
8168 (*clear_upper32): Turn this define_insn_and_split ...
8169 (splitter for ANDing register with 0xffff_ffff): .. into this.
8171 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8173 * combine.c (try_widen_shift_mode): Factor out code to check if an
8174 integer constant is a low-order bitmask from here ...
8175 * rtlanal.c (low_bitmask_len): ... to here.
8176 * rtl.h (low_bitmask_len): Declare.
8178 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8181 * config/alpha/alpha.md (addsi3): Remove expander.
8182 (addsi3): Rename from *addsi3_internal insn pattern.
8183 (subsi3): Remove expander.
8184 (subsi3): Rename from *subsi3_internal insn pattern.
8186 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8188 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8191 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8192 Eric Botcazou <botcazou@adacore.com>
8193 Douglas B Rupp <rupp@gnat.com>
8195 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8196 that records that fit in 64 bits are returned by immediate value,
8197 as required by OpenVMS Calling Standard.
8198 (function_value): Adjust for above modification.
8199 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8200 virtual_incoming_args_rtx as base object, not next_arg.
8201 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8203 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8205 * reload.c (find_reloads_subreg_address): Check the original
8206 req_equiv_mem address to detect the case where an address is
8207 not valid in the outer mode.
8209 2009-08-11 Richard Guenther <rguenther@suse.de>
8212 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8214 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8216 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8217 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8219 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8220 Douglas B Rupp <rupp@gnat.com>
8222 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8223 PT_STACK when frame_pointer_needed on OpenVMS.
8224 (alpha_pv_save_size, alpha_using_fp): Remove.
8225 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8226 with proper processing for PT_NULL.
8227 (alpha_vms_initial_elimination_offset): New function. Support for
8228 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8229 (alpha_sa_size): Force procedure type to PT_STACK when
8230 frame_pointer_needed on OpenVMS.
8231 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8232 (alpha_using_fp): Likewise.
8233 (alpha_vms_can_eliminate): Add prototype.
8234 (alpha_vms_initial_elimination_offset): Likewise.
8235 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8236 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8238 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8239 Douglas B Rupp <rupp@gnat.com>
8241 * config/alpha/alpha.c (common_object_handler): New function.
8242 (vms_attribute_table): Declare a single attribute "common_object".
8243 (vms_output_aligned_decl_common): New global function.
8244 (SECTION_VMS_OVERLAY): Delete.
8245 (SECTION_VMS_GLOBAL): Likewise.
8246 (SECTION_VMS_INITIALIZE): Likewise.
8247 (vms_asm_named_section): Remove support for above flags.
8248 (vms_section_type_flags): Delete.
8249 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8250 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8251 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8252 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8254 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8257 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8258 (sub_ddmmss): Likewise.
8260 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8263 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8266 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8269 * reload1.c (reload_as_needed): Use cancel_changes to completely
8270 undo a failed replacement attempt.
8272 2009-08-10 Richard Guenther <rguenther@suse.de>
8275 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8276 (useless_type_conversion_p): ... here. Require pointer targets
8279 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8282 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8283 loose the original type of the statement list.
8285 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8287 * config/alpha/alpha.c: Include libfuncs.h
8288 (avms_asm_output_extern): New function.
8289 (alpha_init_libfuncs): Init some decc libfuncs.
8290 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8291 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8292 (DO_CRTL_NAMES): Define.
8294 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8295 (LONG_TYPE_SIZE): Define.
8296 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8297 (SUBTARGET_SWITCHES): Define malloc64 switch.
8298 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8299 (MASK_RETURN_ADDR): Define.
8300 doc/invoke.texi (mmalloc64): Document switch.
8302 2009-08-09 Olivier Hainque <hainque@adacore.com>
8303 Douglas B Rupp <rupp@gnat.com>
8305 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8306 uses_condition_handler.
8307 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8308 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8309 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8310 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8311 (code_for_builtin): New insn codes for the new alpha_builtins.
8312 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8313 (alpha_sa_size): Account for uses_condition_handler.
8314 (alpha_expand_prologue): Likewise.
8315 (alpha_start_function): Likewise.
8316 (alpha_expand_epilogue): Likewise.
8317 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8318 establish/revert expanders.
8319 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8320 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8321 New expander, resorting to the alpha.c associated function.
8322 (builtin_revert_vms_condition_handler): Likewise.
8323 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8324 __gcc_shell_handler, the static VMS condition handler used as
8325 an indirection wrapper to the current dynamically established
8327 * config/alpha/vms-unwind.h: Complete rewrite.
8328 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8329 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8331 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8332 Douglas B Rupp <rupp@gnat.com>
8334 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8335 (alpha_need_linkage): Handle aliases. Return function symbol.
8336 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8337 Use ultimate alias target for the linkage name.
8338 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8339 by alpha_need_linkage for the function symbol.
8340 (setmemdi): Likewise.
8342 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8344 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8345 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8346 (ASM_WEAKEN_LABEL): Define.
8347 (CRT_CALL_STATIC_FUNCTION): Define.
8348 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8349 (ENDFILE_SPEC): Define.
8350 (INIT_SECTION_ASM_OP): Define.
8351 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8352 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8354 (MULTILIB_OSDIRNAMES): Define.
8355 (shlib_version): Define.
8356 (SHLIB_EXT): Define.
8357 (SHLIB_OBJS): Define.
8358 (SHLIB_NAME): Define.
8359 (SHLIB_MULTILIB): Define.
8360 (SHLIB_INSTALL): Define.
8361 (SHLIB_SYMVEC): Define.
8362 (SHLIB_SYMVECX2): Define.
8363 (SHLIB_LINK): Define.
8365 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8367 * config/alpha/alpha.c (alpha_initialize_trampoline):
8368 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8369 (alpha_start_function): Emit transfer address on nested functions
8370 for VMS trampoline call.
8371 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8372 since no longer used.
8373 * config/alpha/vms-tramp.asm: Remove.
8374 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8375 since now only data initialized at runtime.
8377 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8379 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8380 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8381 (MD_EXEC_PREFIX): Remove, no longer used.
8382 (MD_STARTFILE_PREFIX): Likewise.
8383 (INCLUDE_DEFAULTS): Likewise.
8384 * config/alpha/t-vms:
8385 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8387 2009-08-09 Richard Guenther <rguenther@suse.de>
8389 PR tree-optimization/41016
8390 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8391 (operand_precision): Remove.
8392 (integral_operand_p): Likewise.
8393 (recognize_single_bit_test): Adjust.
8395 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8397 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8398 operation overflows. Likewise non-cast unary arithmetic.
8399 If one arm of a conditional expression is always taken,
8400 inhibit evaluation warnings for the other arm. Likewise inhibit
8401 evaluation warnings for the second && or || operand if the first
8402 operand is enough to determine the result.
8403 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8405 (build_binary_op): Prevent duplicate evaluation warnings.
8407 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8409 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8410 and destination have different modes, Use promote_mode to
8411 determine the signedness of the conversion. Assert that the
8412 promoted source mode matches the destination mode. Don't pass
8413 the destination and destination mode to expand_expr if the source
8414 mode is different. Simplify conversion logic.
8416 2009-08-09 Ira Rosen <irar@il.ibm.com>
8418 PR tree-optimization/41008
8419 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8420 from condition only in case it's a comparison. Adjust checks.
8422 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8424 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8425 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8426 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8427 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8428 (dump_cand): Handle them.
8429 (struct iv_cand): New members COST_STEP and AINC_USE.
8430 (stmt_after_increment): Likewise.
8431 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8432 callers changed. Use gimple_uid comparison instead of scanning.
8433 (add_candidate_1): When looking for identical candidates, take
8434 AINC_USE into account. Set it for new candidates.
8435 (force_expr_to_var_cost): Cast target_spill_cost to int.
8436 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8437 All callers changed. Check for availability of autoinc addressing
8438 modes, both in general for a given mode, and in the specific use case.
8439 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8441 (get_computation_cost): Likewise.
8442 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8443 add_autoinc_candidates): New static functions.
8444 (add_candidate): Call add_autoinc_candidates for candidates based on
8446 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8447 (determine_use_iv_cost_address): If we have an autoinc candidate at
8448 the matching use, verify autoinc is possible and subtract the cost
8449 of the candidate's step from the cost.
8450 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8451 member of the candidate.
8452 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8453 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8455 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8457 * config.build (ia64-hp-*vms*): New target.
8458 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8460 * config.gcc (ia64-hp-*vms*): New target.
8461 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8463 * config.host (ia64-hp-*vms*): New target.
8464 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8467 2009-08-08 Richard Guenther <rguenther@suse.de>
8469 PR tree-optimization/40991
8470 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8472 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8474 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8475 mode check. Do truncations in an integer mode.
8476 (force_to_mode): Handle subregs for all mode types. Only do
8477 arithmetic simplifications on integer modes.
8479 2009-08-07 Richard Guenther <rguenther@suse.de>
8481 PR tree-optimization/40999
8482 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8483 (maybe_fold_reference): Lookup constant initializers.
8484 (fold_gimple_assign): Likewise.
8486 2009-08-07 Richard Guenther <rguenther@suse.de>
8488 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8489 that require structural equality defer to the langhook.
8491 2009-08-07 Martin Jambor <mjambor@suse.cz>
8493 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8495 (struct ipa_pass_through_data): New type.
8496 (struct ipa_ancestor_jf_data): New type.
8497 (union jump_func_value): Removed field formal_id, added fields
8498 pass_through and ancestor.
8499 (struct ipa_param_call_note): Changed type of formal_id to int from
8501 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8502 operations jump functions and ancestor jump functions.
8503 (compute_complex_pass_through): New function.
8504 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8505 reflect changes in the jump function strucutre.
8506 (update_jump_functions_after_inlining): Ignore complex pass-through
8507 and ancestor jump functions.
8508 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8509 polynomial pass-through with operation jump functions.
8511 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8513 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8514 fde->dw_fde_begin as begin label instead of hot/cold label.
8515 Use LLSDAC label instead of LLSDA for second section lsda.
8516 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8517 label instead of LLSDA if it is true.
8518 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8520 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8521 SECTION argument. Use it as index into crtl->eh.call_site_record
8523 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8524 use it to determine how to print table entries instead of using
8525 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8526 label instead of normal begin label as base.
8527 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8528 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8529 ensure no EH range spans between sections and that landing pads
8530 are always in the corresponding section.
8531 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8532 for crtl->eh.call_site_record being an array rather than scalar.
8533 (output_one_function_exception_table): New function, copied
8534 from output_function_exception_table. Adjust
8535 dw2_size_of_call_site_table, dw2_output_call_site_table
8536 callers. For SECOND section use *C suffixed labels.
8537 (output_function_exception_table): Call
8538 output_one_function_exception_table and, when doing hot/cold
8539 partitioning, also another time for the second section.
8540 * opts.c: Include except.h.
8541 (decode_options): Allow -freorder-blocks-and-partition with
8542 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8543 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8544 * function.h (struct rtl_eh): Change call_site_record from
8545 scalar into array of 2 elements.
8547 2009-08-07 Martin Jambor <mjambor@suse.cz>
8549 * ipa-prop.c (count_formal_params_1): New function.
8550 (ipa_get_vector_of_formal_parms): New function.
8551 (get_vector_of_formal_parm_types): New function.
8552 (ipa_modify_formal_parameters): New function.
8553 (ipa_modify_call_arguments): New function.
8554 (index_in_adjustments_multiple_times_p): New function.
8555 (ipa_combine_adjustments): New function.
8556 (ipa_dump_param_adjustments): New function.
8557 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8558 (ipa_get_vector_of_formal_parms): Declare.
8559 (ipa_modify_formal_parameters): Declare.
8560 (ipa_modify_call_arguments): Declare.
8561 (ipa_combine_adjustments): Declare.
8562 (ipa_dump_param_adjustments): Declare.
8563 (build_ref_for_offset): Declare.
8564 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8565 * tree-sra.c: Include ipa-prop.c.
8566 (build_ref_for_offset): Make public.
8568 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8570 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8572 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8574 * gcc/doc/extend.texi (__builtin_extract_return_address)
8575 (__builtin_frob_return_address): Document.
8577 2009-08-06 Paul Brook <paul@codesourcery.com>
8579 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8580 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8581 implementation on ARMv6-M.
8583 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8585 * doc/extend.texi (pcs): Document new attribute for ARM.
8587 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8589 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8592 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8594 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8597 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8599 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8601 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8603 Merge ARM/hard_vfp_branch to trunk.
8605 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8607 * arm.c (libcall_eq): New function.
8608 (libcall_hash): New function.
8609 (add_libcall): New function.
8610 (arm_libcall_uses_aapcs_base): New function.
8611 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8612 libcalls using the base PCS.
8613 (arm_init_cumulative_args): Likewise.
8615 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8617 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8618 Use base ABI for conversion libfuncs between HFmode and SFmode.
8620 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8622 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8623 V4SImode as representatives of all 64-bit and 128-bit vector
8624 types. Allow vector types without vector modes.
8625 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8626 without vector modes like BLKmode.
8627 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8628 BLKmode. Avoid unsupported vector modes or TImode moves for
8630 (aapcs_vfp_allocate_return_reg): Likewise.
8631 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8632 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8634 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8636 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8637 (arm_get_pcs_model): Pass attribute arguments to
8638 arm_pcs_from_attribute.
8639 (arm_init_cumulative_args): Use base AAPCS for conversions from
8640 floating-point types to DImode.
8641 (arm_attribute_table): Add pcs attribute.
8642 (arm_handle_pcs_attribute): New.
8643 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8644 conversions from floating-point types to DImode, also declare them
8645 to use base AAPCS and declare functions they call to use base
8646 AAPCS and their RTABI names.
8648 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8650 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8651 -mfloat-abi=hard not being supported for VFP.
8653 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8655 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8656 SYMBOL_REF to hard_libcall_value.
8658 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8659 Richard Earnshaw <rearnsha@arm.com>
8661 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8662 has been put on the stack, all remaining co-processory arguments for
8663 that co-processor also go on the stack.
8665 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8667 * config/arm/arm.c (arm_return_in_memory): Handle returning
8668 vectors of suitable size in registers also for AAPCS case.
8670 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8672 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8674 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8676 ARM Hard-VFP calling convention
8677 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8678 * target.h (gcc_target): Add libcall_value to table of call hooks.
8679 * targhooks.h (default_libcall_value): Default implementation.
8680 * targhooks.c (default_libcall_value): Likewise.
8681 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8682 * optabs.c (expand_unop): Use it.
8683 * expr.h (hard_libcall_value): Pass the function RTX through.
8684 * calls.c (emit_library_call_value_1): Update call to
8686 * explow.c (hard_libcall_value): Use new target hook.
8687 * testsuite/lib/target-supports.exp
8688 (check_effective_target_arm_hard_vfp_ok): New hook.
8689 (check_effective_target_arm_neon_ok): Improve test for neon
8691 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8692 * config/arm/arm.c: Include cgraph.h
8693 (TARGET_FUNCTION_VALUE): Override default hook.
8694 (arm_pcs_default): New variable.
8695 (arm_override_options): Don't fault hard calling convention with VFP.
8696 Add support for AAPCS variants.
8697 (arm_function_value): Make static. Handle AAPCS variants.
8698 (arm_libcall_value): New function.
8699 (arm_apply_result_size): Handle VFP registers in results.
8700 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8702 (pcs_attribute_args): New variable.
8703 (arm_pcs_from_attribute): New function.
8704 (arm_get_pcs_model): New function.
8705 (aapcs_vfp_cum_init): New function.
8706 (aapcs_vfp_sub_candidate): New function.
8707 (aapcs_vfp_is_return_candidate): New function.
8708 (aapcs_vfp_is_call_candidate): New function.
8709 (aapcs_vfp_allocate): New function.
8710 (aapcs_vfp_allocate_return_reg): New function.
8711 (aapcs_vfp_advance): New function.
8712 (aapcs_cp_arg_layout): New variable.
8713 (aapcs_select_call_coproc): New function.
8714 (aapcs_select_return_coproc): New function.
8715 (aapcs_allocate_return_reg): New function.
8716 (aapcs_libcall_value): New function.
8717 (aapcs_layout_arg): New function.
8718 (arm_init_cumulative_args): Initialize AAPCS args data.
8719 (arm_function_arg): Handle AAPCS variants using new interface.
8720 (arm_arg_parital_bytes): Likewise.
8721 (arm_function_arg_advance): New function.
8722 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8723 calling conventions.
8724 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8725 * arm.h (NUM_VFP_ARG_REGS): Define.
8726 (LIBCALL_VALUE): Update.
8727 (FUNCTION_VALUE): Delete.
8728 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8729 (arm_pcs): New enum.
8730 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8731 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8732 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8733 * arm-protos.h (arm_function_arg_advance): Add.
8734 (aapcs_libcall_value): Add.
8735 (arm_function_value): Delete.
8737 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8738 H.J. Lu <hongjiu.lu@intel.com>
8741 * config/i386/i386.c (standard_sse_mode_p): Remove.
8742 (standard_sse_constant_p): Return 2 for integer mode
8743 vector_all_ones_operand when SSE2 is enabled.
8744 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8745 (ix86_expand_vector_move): Do not check for negative values from
8746 standard_sse_constant_p.
8748 2009-08-06 Richard Guenther <rguenther@suse.de>
8750 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8751 array type comparisons frontend independent.
8752 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8753 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8754 out array reference lower bound and element size operands.
8755 (ao_ref_init_from_vn_reference): Properly compute the offset
8756 for ARRAY_RANGE_REF.
8757 (vn_reference_fold_indirect): Fill out array reference lower
8758 bound and element size operands.
8759 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8760 a non gimple valued reference operand which can happen for
8761 array reference lower bound or element size.
8762 (create_component_ref_by_pieces_1): Properly generate the
8763 element size operand for array references.
8765 2009-08-06 Richard Guenther <rguenther@suse.de>
8767 PR tree-optimization/40964
8768 * tree.c (iterative_hash_host_wide_int): Export.
8769 * tree.h (iterative_hash_host_wide_int): Declare.
8770 * tree-ssa-structalias.c (heapvar_map): New struct.
8771 (heapvar_map_eq): New function.
8772 (heapvar_map_hash): Likewise.
8773 (heapvar_lookup): Adjust.
8774 (heapvar_insert): Likewise.
8775 (make_constraint_from_heapvar): Allow multiple heap variables
8776 per decl at different offsets.
8777 (init_alias_heapvars): Adjust.
8779 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8781 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8782 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8783 trailing sync if TARGET_SYNC_AFTER_SC.
8785 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8787 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8788 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8789 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8790 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8791 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8792 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8793 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8794 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8795 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8796 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8797 the prototype declaration match the definition.
8798 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8799 instructions explicitly. Add barrier_before and operands
8801 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8802 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8803 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8804 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8805 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8806 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8808 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8810 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8812 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8813 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8816 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8819 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8821 PR rtl-optimization/40924
8822 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8823 make sure canon_rtx (mem_address) isn't simpler than
8824 canon_rtx (expanded_mem_address).
8826 2009-08-05 Li Feng <nemokingdom@gmail.com>
8828 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8830 (build_scop_drs): Build alias set for each SCoP.
8832 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8834 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8835 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8836 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8837 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8838 (BASE_DRIVER_SELF_SPECS): Likewise.
8840 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8842 * tree-ssa-alias.c: Fix some comment typos.
8844 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8846 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8847 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8849 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8852 * simplify-rtx.c (simplify_binary_operation_1): Disable
8853 simplifications for decimal float operations.
8855 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8858 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8859 operand of INDIRECT_REF.
8861 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8863 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8864 constants referencing TLS symbols.
8866 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8868 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8869 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8871 2009-08-03 Richard Guenther <rguenther@suse.de>
8873 * tree.c (make_vector_type): Build a main variant first,
8874 get the canonical one and then build the variant.
8875 * tree-ssa.c (useless_type_conversion_p_1): Handle
8877 (useless_type_conversion_p): Conversions to pointers to
8878 incomplete record types are useless.
8880 2009-08-03 Richard Guenther <rguenther@suse.de>
8882 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8883 file will be created.
8884 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8885 * toplev.c (compile_file): Adjust comment.
8887 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8889 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8890 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8891 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8892 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8893 (sh_promote_function_mode): Fix typo.
8895 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8897 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8899 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8901 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8902 declaration arguments.
8904 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8906 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8907 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8908 (ix86_split_ashl): Ditto.
8909 (ix86_expand_vector_init_one_nonzero): Ditto.
8910 (ix86_expand_vector_set): Ditto.
8911 (ix86_expand_reduc_v4sf): Ditto.
8913 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8915 * explow.c (promote_function_mode): Remove assert.
8916 * config/sh/sh.c (sh_promote_function_mode): Declare.
8918 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8920 * config/pa/pa.c (pa_promote_function_mode): Declare.
8921 Change to static. Fix promote_mode call.
8923 * gthr-dce.h (CONST_CAST2): Define if not defined.
8924 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8926 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8928 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8930 * expr.c (store_constructor): Use promote_decl_mode. Remove
8931 now write-only variable unsignedp.
8932 (expand_expr_real_1): Use promote_decl_mode.
8933 * expr.h (promote_function_mode, promote_decl_mode): New.
8934 (promote_mode): Remove last argument.
8935 * function.c (assign_temp): Drop last argument of promote_mode.
8936 (assign_parm_find_data_types): Use promote_function_mode.
8937 (assign_parm_setup_reg): Likewise.
8938 (expand_function_end): Use promote_function_mode.
8939 * calls.c (initialize_argument_information): Use promote_function_mode.
8940 (precompute_arguments): Use promote_mode instead of checking if
8941 only PROMOTE_FUNCTION_MODE is defined.
8942 (expand_call): When making sibcall decisions, use promote_function_mode.
8943 Below, remove an if for targetm.calls.promote_function_return and
8944 and use promote_function_mode.
8945 (emit_library_call_value_1): Use promote_function_mode, fix bug
8946 where promote_mode was passed FOR_CALL == 0 for a return value in an
8948 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8949 * explow.c (promote_function_mode, promote_decl_mode): New.
8950 (promote_mode): Keep only the FOR_CALL == 0 case.
8951 * combine.c (setup_incoming_promotion): Remove test of
8952 promote_function_args. Use promote_function_mode.
8953 * stmt.c (expand_value_return): Use promote_decl_mode.
8954 (expand_decl): Use promote_decl_mode.
8956 * expr.c (store_constructor): Use promote_decl_mode. Remove
8957 now write-only variable unsignedp.
8958 (expand_expr_real_1): Use promote_decl_mode.
8959 * expr.h (promote_function_mode, promote_decl_mode): New.
8960 (promote_mode): Remove last argument.
8961 * function.c (assign_temp): Drop last argument of promote_mode.
8962 (assign_parm_find_data_types): Use promote_function_mode.
8963 (assign_parm_setup_reg): Likewise.
8964 (expand_function_end): Use promote_function_mode.
8965 * calls.c (initialize_argument_information): Use promote_function_mode.
8966 (precompute_arguments): Use promote_mode instead of checking if
8967 only PROMOTE_FUNCTION_MODE is defined.
8968 (expand_call): When making sibcall decisions, use promote_function_mode.
8969 Below, remove an if for targetm.calls.promote_function_return and
8970 and use promote_function_mode.
8971 (emit_library_call_value_1): Use promote_function_mode, fix bug
8972 where promote_mode was passed FOR_CALL == 0 for a return value in an
8974 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8975 * explow.c (promote_function_mode, promote_decl_mode): New.
8976 (promote_mode): Keep only the FOR_CALL == 0 case.
8977 * combine.c (setup_incoming_promotion): Remove test of
8978 promote_function_args. Use promote_function_mode.
8979 * stmt.c (expand_value_return): Use promote_decl_mode.
8980 (expand_decl): Use promote_decl_mode.
8982 * explow.c (promote_function_mode): Just call the target hook.
8983 * targhooks.c (default_promote_function_mode,
8984 default_promote_function_mode_always_promote): New.
8985 * targhooks.h (default_promote_function_mode,
8986 default_promote_function_mode_always_promote): Declare.
8987 * target.h (promote_function_args, promote_function_return): Remove.
8988 (promote_function_mode): New.
8989 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8990 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8991 (TARGET_PROMOTE_FUNCTION_MODE): New.
8992 (TARGET_CALLS): Adjust.
8993 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8994 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8996 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8997 * config/s390/s390.c (s390_promote_function_mode): ... here,
8998 with pointer handling.
8999 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9000 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9002 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9003 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9004 with pointer handling.
9005 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9006 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9008 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9009 * config/sh/sh.c (sh_promote_function_mode): New.
9010 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9011 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9013 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9014 * config/cris/cris.c (cris_promote_function_mode): ... here.
9015 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9016 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9018 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9019 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9020 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9021 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9023 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9024 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9025 complex type handling.
9026 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9027 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9029 * config/pa/pa.c (pa_promote_function_mode): New.
9030 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9031 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9033 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9034 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9035 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9036 * config/xtensa/xtensa.c: Likewise.
9037 * config/stormy16/stormy16.c: Likewise.
9038 * config/iq2000/iq2000.c: Likewise.
9039 * config/rs6000/rs6000.c: Likewise.
9040 * config/picochip/picochip.c: Likewise.
9041 * config/arc/arc.c: Likewise.
9042 * config/mcore/mcore.c: Likewise.
9043 * config/score/score.c: Likewise.
9044 * config/mips/mips.c: Likewise.
9045 * config/bfin/bfin.c: Likewise.
9046 * config/ia64/ia64.c: Likewise (disabled though).
9048 * config/frv/frv.h: Remove pointless remark.
9050 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9051 TARGET_PROMOTE_FUNCTION_ARGS,
9052 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9053 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9055 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9057 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9058 -floop-parallelize-all.
9059 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9060 flag_loop_parallelize_all.
9061 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9062 * graphite.c (graphite_transform_loops): Same.
9064 * graphite-poly.c (apply_poly_transforms): Same.
9066 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9068 PR tree-optimization/40914
9069 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9070 if set, then check the delta field of the PMF record.
9071 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9072 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9073 call is stored in the delta.
9075 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9077 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9079 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9081 * config/i386/bsd.h (ASM_BYTE): New define.
9082 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9083 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9084 .byte. Use fputs or putc instead of fprintf where appropriate.
9085 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9086 fputs or putc instead of fprintf where appropriate.
9087 * config/i386/i386elf.h: Ditto.
9088 * config/i386/sysv4.h: Ditto.
9090 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9091 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9092 (*tls_global_dynamic_64): Ditto.
9094 2009-07-31 Christian Bruel <christian.bruel@st.com>
9096 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9098 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9100 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9101 Remove dead code for MINUS.
9103 2009-07-31 Anthony Green <green@moxielogic.com>
9105 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9107 (moxie_expand_epilogue): Ditto for epilogue.
9108 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9110 (moxie_function_arg): Ditto.
9111 (moxie_pass_by_reference): Ditto.
9112 (moxie_arg_partial_bytes): Ditto.
9113 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9114 (FUNCTION_ARG_ADVANCE) Ditto.
9115 (REG_PARM_STACK_SPACE) Ditto.
9116 (FUNCTION_ARG_REGNO_P) Dito.
9118 * config.gcc: Add moxie linux config support.
9119 * gcc/config/moxie/uclinux.h: New file.
9121 2009-07-31 DJ Delorie <dj@redhat.com>
9123 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9124 (UNSPECV_SP_SWITCH_E): New.
9125 (sp_switch_1): Change to an unspec.
9126 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9128 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9129 reference the new stack's address
9131 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9133 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9134 graphite-clast-to-gimple.o, graphite-dependences.o,
9135 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9136 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9137 (graphite-blocking.o,
9138 graphite-clast-to-gimple.o, graphite-dependences.o,
9139 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9140 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9141 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9142 * cfgloop.h (struct loop): Add can_be_parallel field.
9143 * common.opt (fgraphite-identity): Moved up.
9144 (fgraphite-force-parallel): New flag.
9145 * graphite.c: Rewrite.
9146 * graphite.h: Rewrite.
9147 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9149 * toplev.c (graphite_out_file): New file descriptor.
9150 (graphite_in_file): New.
9151 (process_options): flag_graphite_force_parallel cannot be used without
9153 * tree-ssa-loop.c: Include toplev.h.
9154 (gate_graphite_transforms): Enable flag_graphite for
9155 flag_graphite_force_parallel.
9157 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9159 * ChangeLog.graphite: New.
9160 * graphite-blocking.c: New.
9161 * graphite-clast-to-gimple.c: New.
9162 * graphite-clast-to-gimple.h: New.
9163 * graphite-dependences.c: New.
9164 * graphite-dependences.h: New.
9165 * graphite-interchange.c: New.
9166 * graphite-poly.c: New.
9167 * graphite-poly.h: New.
9168 * graphite-ppl.c: New.
9169 * graphite-ppl.h: New.
9170 * graphite-scop-detection.c: New.
9171 * graphite-scop-detection.h: New.
9172 * graphite-sese-to-poly.c: New.
9173 * graphite-sese-to-poly.h: New.
9177 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9179 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9180 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9182 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9184 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9185 (scev_is_linear_expression): Return false if the evolution is not
9186 affine multivariate.
9188 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9190 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9191 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9193 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9195 * tree-data-ref.c (debug_data_references): New.
9196 (debug_data_reference): New.
9197 * tree-data-ref.h (debug_data_references): Declared.
9198 (debug_data_reference): Declared.
9200 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9202 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9203 * tree-data-ref.h (scop_p): Removed.
9204 (struct data_reference): Remove field scop.
9206 (stmt_simple_memref_p): Removed.
9208 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9210 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9211 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9214 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9216 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9218 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9220 * doc/invoke.texi (-fgraphite-identity): Documented.
9222 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9224 * tree-scalar-evolution.c: Fix comment.
9225 (instantiate_scev_1): Return unknow from scev instantiation if the
9226 result is not above instantiate_below.
9228 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9230 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9231 static anymore. Instantiate the symbols that may have been introduced
9233 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9236 2009-07-30 DJ Delorie <dj@redhat.com>
9238 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9239 .vliw directive to VLIW sections.
9241 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9243 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9245 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9246 (AUTOHEADER): New variable.
9247 ($(srcdir)/cstamp-h.in): Use it.
9249 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9250 Pat Haugen <pthaugen@us.ibm.com>
9251 Revital Eres <ERES@il.ibm.com>
9253 * config/rs6000/vector.md (VEC_F): Add VSX support.
9257 (vector_load_<mode>): Ditto.
9258 (vector_store_<mode>): Ditto.
9259 (vector GPR move split): Ditto.
9260 (vec_reload_and_plus_<mptrsize>): Ditto.
9261 (vec_reload_and_reg_<mptrsize>): Ditto.
9262 (add<mode>3): Ditto.
9263 (sub<mode>3): Ditto.
9264 (mul<mode>3): Ditto.
9265 (neg<mode>2): Ditto.
9266 (abs<mode>2): Ditto.
9267 (smin<mode>3): Ditto.
9268 (smax<mode>3): Ditto.
9269 (vector_eq<mode>): Ditto.
9270 (vector_gt<mode>): Ditto.
9271 (vector_ge<mode>): Ditto.
9272 (vector_gtu<mode>): Ditto.
9273 (vector_select_<mode>_uns): Ditto.
9274 (vector_eq_<mode>_p): Ditto.
9275 (vector_gt_<mode>_p): Ditto.
9276 (vector_ge_<mode>_p): Ditto.
9277 (vector_gtu_<mode>_p): Ditto.
9278 (cr6_test_for_zero): Ditto.
9279 (cr6_test_for_zero_reverse): Ditto.
9280 (cr6_test_for_lt): Ditto.
9281 (cr6_test_for_lt_reverse): Ditto.
9282 (xor<mode>3): Ditto.
9283 (ior<mode>3): Ditto.
9284 (and<mode>3): Ditto.
9285 (one_cmpl<mode>2): Ditto.
9286 (nor<mode>2): Ditto.
9287 (andc<mode>2): Ditto.
9288 (float<VEC_int<mode>2): Ditto.
9289 (unsigned_float<VEC_int><mode>2): Ditto.
9290 (fix_trunc<mode><VEC_int>2): Ditto.
9291 (fixuns_trunc<mode><VEC_int>2): Ditto.
9293 (vec_set<mode>): Ditto.
9294 (vec_extract<mode>): Ditto.
9295 (vec_interleave_highv4sf): Ditto.
9296 (vec_interleave_lowv4sf): Ditto.
9297 (vec_realign_load_<mode>): Ditto.
9298 (vec_shl_<mode>): Ditto.
9299 (vec_shr_<mode>): Ditto.
9300 (div<mode>3): New patterns for VSX.
9301 (vec_interleave_highv2df): Ditto.
9302 (vec_interleave_lowv2df): Ditto.
9303 (vec_pack_trunc_v2df): Ditto.
9304 (vec_pack_sfix_trunc_v2df): Ditto.
9305 (vec_pack_ufix_trunc_v2df): Ditto.
9306 (vec_unpacks_hi_v4sf): Ditto.
9307 (vec_unpacks_lo_v4sf): Ditto.
9308 (vec_unpacks_float_hi_v4si): Ditto.
9309 (vec_unpacks_float_lo_v4si): Ditto.
9310 (vec_unpacku_float_hi_v4si): Ditto.
9311 (vec_unpacku_float_lo_v4si): Ditto.
9312 (movmisalign<mode>): Ditto.
9313 (vector_ceil<mode>2): New patterns for vectorizing math library.
9314 (vector_floor<mode>2): Ditto.
9315 (vector_btrunc<mode>2): Ditto.
9316 (vector_copysign<mode>3): Ditto.
9318 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9319 predicate for setting the high bit in each word, used for copysign.
9321 * config/rs6000/ppc-asm.h (f19): Whitespace.
9322 (f32-f63): Define if VSX.
9323 (v0-v31): Define if Altivec.
9324 (vs0-vs63): Define if VSX.
9326 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9328 * config/rs6000/power7.md: New file, provide tuning parameters for
9331 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9332 (rs6000_cpu_cpp_builtins): Ditto.
9333 (altivec_overloaded_builtins): Ditto.
9334 (altivec_resolve_overloaded_builtin): Ditto.
9336 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9337 debug switch to disable vectorizing simple math builtin
9340 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9341 Vectorize simple math builtin functions.
9342 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9343 hook to vectorize math builtins.
9344 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9345 (rs6000_builtin_conversion): Add VSX/power7 support.
9346 (rs6000_builtin_vec_perm): Ditto.
9347 (vsplits_constant): Add support for loading up a vector constant
9348 with just the high bit set in each part.
9349 (rs6000_expand_vector_init): Add VSX/power7 support.
9350 (rs6000_expand_vector_set): Ditto.
9351 (rs6000_expand_vector_extract): Ditto.
9352 (rs6000_emit_move): Ditto.
9353 (bdesc_3arg): Ditto.
9354 (bdesc_2arg): Ditto.
9355 (bdesc_1arg): Ditto.
9356 (rs6000_expand_ternop_builtin): Ditto.
9357 (altivec_expand_builtin): Ditto.
9358 (rs6000_expand_unop_builtin): Ditto.
9359 (rs6000_init_builtins): Ditto.
9360 (altivec_init_builtins): Ditto.
9361 (builtin_function_type): Ditto.
9362 (rs6000_common_init_builtins): Ditto.
9363 (rs6000_handle_altivec_attribute); Ditto.
9364 (rs6000_mangle_type): Ditto.
9365 (rs6000_vector_mode_supported_p): Ditto.
9366 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9369 * config/rs6000/vsx.md: New file for VSX support.
9371 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9372 identifing values with just the most significant bit set.
9373 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9374 vectorized builtins.
9376 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9377 (UNSPEC_VRFIM): Delete.
9378 (splitter for loading up vector with most significant bit): New
9379 splitter for vectorizing copysign.
9380 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9381 vectorizing simple math functions.
9382 (altivec_vrfip): Add support for vectorizing simple math functions.
9383 (altivec_vrfim): Ditto.
9384 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9386 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9387 (power7.md, vsx.md): Include for power7 support.
9388 (copysigndf3): Use VSX instructions if -mvsx.
9389 (negdf2_fpr): Ditto.
9390 (absdf2_fpr): Ditto.
9391 (nabsdf2_fpr): Ditto.
9392 (adddf3_fpr): Ditto.
9393 (subdf3_fpr): Ditto.
9394 (muldf3_fpr): Ditto.
9395 (divdf3_fpr): Ditto.
9396 (fix_truncdfdi2_fpr): Ditto.
9397 (cmpdf_internal1): Ditto.
9398 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9399 (btruncdf2, btruncdf2_fpr): Ditto.
9400 (ceildf2, ceildf2_fpr): Ditto.
9401 (floordf2, floordf2_fpr): Ditto.
9402 (floatdidf2, floatdidf2_fpr): Ditto.
9403 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9404 (fmsubdf4_fpr): Ditto.
9405 (fnmadddf4_fpr_1): Ditto.
9406 (fnmadddf4_fpr_2): Ditto.
9407 (fnmsubdf4_fpr_1): Ditto.
9408 (fnmsubdf4_fpr_2): Ditto.
9409 (fixuns_truncdfdi2): Add expander for VSX support.
9410 (fix_truncdfdi2): Ditto.
9411 (fix_truncdfsi2): Ditto.
9413 (btruncsf2): Whitespace.
9414 (movdf_hardfloat32): Add support for VSX registers.
9415 (movdf_softfloat32): Ditto.
9416 (movdf_hardfloat64): Ditto.
9417 (movdf_hardfloat64_mfpgpr): Ditto.
9418 (movdf_softfloat64): Ditto.
9419 (movti splitters): Add check for vector registers supporting
9420 TImode in the future.
9421 (bpermd): Add power7 bpermd instruction.
9423 * config/rs6000/altivec.h (vec_div): Define if VSX.
9427 (vec_nearbyint): Ditto.
9430 (all predicates): Use the generic builtin function, and not the V4SF
9431 specific function so that the predicates will work with VSX's V2DF.
9435 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9436 Document new VSX functions and types.
9438 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9441 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9442 "wa", and "j" constraints. Modify "v" to talk about Altivec
9443 instead of just vector.
9445 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9448 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9449 location for phi arguments.
9450 (rewrite_update_phi_arguments): Find locations for reaching defs.
9451 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9452 Add location to add_phi_arg calls.
9453 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9454 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9455 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9456 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9457 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9458 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9459 * tree-phinodes.c (make_phi_node): Initialize location.
9460 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9461 (add_phi_arg): Add location parameter.
9462 (remove_phi_arg_num): Move location when moving phi argument.
9463 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9465 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9466 slpeel_update_phi_nodes_for_guard1,
9467 slpeel_update_phi_nodes_for_guard2,
9468 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9469 vect_loop_versioning): Set locations.
9470 * tree-parloops.c (create_phi_for_local_result,
9471 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9472 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9473 * tree-vect-loop.c (get_initial_def_for_induction,
9474 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9476 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9477 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9478 (gimple_phi_arg_set_location): New. Set locus.
9479 (gimple_phi_arg_has_location): New. Check for locus.
9480 (redirect_edge_var_map_location): New. Return locus from var_map.
9481 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9482 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9483 combining PHI arguments.
9484 (cond_store_replacement): Set location.
9485 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9486 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9487 scop_add_exit_phis_edge): Add locations.
9488 * tree-cfgcleanup.c (remove_forwarder_block,
9489 remove_forwarder_block_with_phi): Add locations.
9490 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9491 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9493 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9494 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9495 flush_pending_stmts): Add source location.
9496 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9497 stack to preserve locations.
9498 * tree-vect-stmts.c (vectorizable_load): Add location.
9499 * tree-inline.c (copy_phis_for_bb): Copy locus.
9500 (setup_one_parameter): Add call locus to inlined parameter stmts.
9501 (initialize_inlined_parameters): Pass in call location as parameter
9503 (tree_function_versioning): Pass location to setup_one_parameter.
9504 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9505 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9506 copy and edge lists.
9507 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9508 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9509 locus parameter and override the stmt default if provided.
9510 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9511 elim_graph_add_edge, elim_graph_remove_succ_edge,
9512 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9513 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9514 eliminate_phi): Add locus info in elimination graph for each edge and
9516 (insert_backedge_copies): Copy locus if present.
9517 * tree-flow.h (struct _edge_var_map): Add locus field.
9518 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9519 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9520 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9522 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9524 2009-07-30 Martin Jambor <mjambor@suse.cz>
9526 PR tree-optimization/40570
9527 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9530 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9532 * ssa-loop-manip.c: Include langhooks.h.
9533 (rewrite_phi_with_iv): New.
9534 (rewrite_all_phi_nodes_with_iv): New.
9535 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9536 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9537 * tree-parloops.c (loop_parallel_p): Move out all conditions
9538 except dependency check.
9539 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9540 (gen_parallel_loop): Call canonicalize_loop_ivs without
9541 reduction_list argument.
9542 (build_new_reduction): New.
9543 (gather_scalar_reductions): New.
9544 (try_get_loop_niter): New.
9545 (try_create_reduction_list): New.
9546 (parallleize_loops): Change the parallel conditions check.
9547 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9548 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9550 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9552 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9554 * doc/options.texi (Option properties): Mention new quoting syntax.
9556 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9558 * config/alpha/alpha.c (alpha_start_function):
9559 Handle VMS_DEBUG_MAIN_POINTER
9560 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9561 * doc/invoke.texi: Document -mdebug-main switch.
9563 2009-07-29 Richard Henderson <rth@redhat.com>
9565 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9566 (cgraph_create_edge_including_clones): Likewise.
9567 * tree-inline.c (copy_bb): Operate on the correct edges
9568 when updating the callgraph.
9570 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9572 * config/alpha/vms-cc.c: Deleted.
9573 * config/alpha/vms-ld.c: Deleted.
9574 * config/alpha/t-vms64: Moved to config/vms
9575 * config/alpha/vms-crt0-64.c: Moved to config/vms
9576 * config/alpha/vms-crt0.c: Moved to config/vms
9577 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9578 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9579 * config/alpha/xm-vms.h: Moved to config/vms
9580 * config/alpha/x-vms: Moved to config/vms
9581 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9583 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9584 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9586 * config/vms/t-vms64: Moved here from config/alpha
9587 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9588 (argc,argv,envp): Enforce 32bit malloc'ing.
9589 * config/vms/vms-psxcrt0-64.c: Likewise.
9590 * config/vms/vms-crt0.c: Moved here from config/alpha.
9591 * config/vms/vms-psxcrt0.c: Likewise.
9592 * config/vms/vms-crtl-64.h: New file.
9593 * config/vms/vms-crtl.h: New file.
9594 * config/vms/vms.opt: New file.
9595 * config/vms/xm-vms64.h: New file.
9596 * config/vms/xm-vms.h: Moved here from config/alpha.
9597 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9599 * config/vms/x-vms: Moved here from config/alpha.
9600 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9601 (vms-ld.o, vms-cc.o): Removed.
9602 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9604 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9606 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9607 correct stack (obvious VMS fix).
9609 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9611 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9612 date, version info if VMS_DEBUGGING_INFO defined.
9613 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9614 size, date calculating code moved here.
9616 2009-07-29 Paul Brook <paul@codesourcery.com>
9618 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9621 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9624 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9625 to DImode when generating insq_le insn.
9627 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9629 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9630 New macro set for VMS_DEBUGGGING_INFO.
9631 (AT_string_form): Use it.
9633 2009-07-28 DJ Delorie <dj@redhat.com>
9635 * config/mep/mep.c (vtext_section): New.
9636 (vftext_section): New.
9637 (ftext_section): New.
9638 (mep_select_section): Add support for functions.
9639 (mep_unique_section): Likewise.
9640 (mep_asm_init_sections): Likewise.
9641 (mep_encode_section_info): Remove it from here.
9643 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9645 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9647 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9648 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9650 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9652 * dwarf2out.c (output_file_names): Test new macro
9653 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9654 (add_comp_dir_attribute): Likewise.
9656 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9658 * config/i386/mingw-w64.h (LINK_SPEC): Add
9659 separating space between commands.
9661 2009-07-28 Jan Hubicka <jh@suse.cz>
9663 PR tree-optimization/40759
9664 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9667 2009-07-27 DJ Delorie <dj@redhat.com>
9669 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9670 types are dword-aligned.
9671 (mep_expand_va_start): Likewise.
9673 2009-07-27 Olivier Hainque <hainque@adacore.com>
9674 Douglas B Rupp <rupp@gnat.com>
9676 * convert.c (convert_to_pointer): Don't assume the target
9677 pointer type is POINTER_SIZE long. Fetch its precision instead.
9679 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9681 * system.h (fopen): Undefine if macro.
9683 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9685 * dwarf2out.c (output_cfi_p): Removed.
9686 (output_cfis): New function.
9687 (output_fde): New function, split from output_call_frame_info.
9688 (output_call_frame_info): Use it.
9689 (dwarf2out_switch_text_section): Use output_cfis.
9691 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9693 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9694 TARGET_BI_ARCH is specified without enabling SJLJ.
9695 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9696 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9698 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9700 * arm.md (negdi2): Use DImode if forcing a value into a register.
9702 2009-07-26 Ira Rosen <irar@il.ibm.com>
9704 PR tree-optimization/40801
9705 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9706 of vector operand from the previous copy of vector statement.
9707 Pass the correct definition type value to
9708 vect_get_vec_def_for_stmt_copy().
9710 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9712 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9713 const char ** conversion.
9715 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9717 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9718 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9719 (gcc_unreachable): Invoke __builtin_unreachable() if
9720 !ENABLE_ASSERT_CHECKING.
9722 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9724 PR rtl-optimization/40445
9725 * emit-rtl.c (next_nonnote_insn_bb): New function.
9726 * rtl.h (next_nonnote_insn_bb): Declare new function.
9727 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9728 with no successors that is the successor of the ENTRY_BLOCK.
9729 Continue from the top after removing an empty fallthrough block.
9730 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9731 of next_nonnote_insn.
9733 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9735 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9737 2009-07-25 Martin Jambor <mjambor@suse.cz>
9739 * c-common.c (c_common_attribute_table): New element for noclone.
9740 (handle_noclone_attribute): New function. Forward-declare.
9741 * tree-inline.c (tree_versionable_function_p): Check for noclone
9743 * doc/extend.texi (Labels as Values): Document need for noclone.
9744 (Function Attributes): Document noclone attribute.
9746 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9748 PR rtl-optimization/34999
9749 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9750 and dw_fde_switched_cold_to_hot fields.
9751 (output_cfi_p): New function.
9752 (output_call_frame_info): If fde->dw_fde_switched_sections,
9753 output 2 FDEs instead of one with corrupted header.
9754 (dwarf2out_do_cfi_startproc): New function.
9755 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9756 and fde->dw_fde_switched_cold_to_hot.
9757 (dwarf2out_switch_text_section): Compute
9758 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9759 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9760 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9761 Otherwise, compute fde->dw_fde_switch_cfi.
9763 2009-07-24 Cary Coutant <ccoutant@google.com>
9765 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9767 2009-07-24 Cary Coutant <ccoutant@google.com>
9769 * cfghooks.c (split_block): Copy discriminator to new block.
9770 * tree-cfg.c (assign_discriminator): Check location of last
9771 instruction in block as well as first.
9773 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9775 * config/i386/linux.c: Use fputs or putc instead of fprintf
9777 * config/i386/gas.h: Ditto.
9778 * config/i386/x86-64.h: Ditto.
9779 * config/i386/att.h: Ditto.
9781 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9783 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9786 2009-07-24 Martin Jambor <mjambor@suse.cz>
9788 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9789 (ipa_push_func_to_list_1): Declare.
9790 (ipa_push_func_to_list): New function.
9792 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9793 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9794 (ipa_push_func_to_list): Removed.
9795 (ipa_pop_func_from_list): Clear node_enqueued flag.
9797 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9799 * config/s390/s390.c (override_options): Default
9800 max-unrolled-insns to 100 for z10 tuning.
9802 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9804 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9805 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9806 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9807 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9808 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9809 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9810 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9812 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9814 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9815 use default set in mingw32.h header.
9816 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9817 64-bit /mingw/include path.
9818 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9821 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9823 PR rtl-optimization/40209
9824 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9826 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9828 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9829 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9830 with the rest of string where appropriate. Use fputs or putc
9831 instead of fprintf where appropriate.
9833 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9834 Pat Haugen <pthaugen@us.ibm.com>
9835 Revital Eres <ERES@il.ibm.com>
9837 * config/rs6000/vector.md: New file. Move most of the vector
9838 expander support here from altivec.md to allow for the VSX vector
9839 unit in the future. Add support for secondary_reload patterns.
9840 Rewrite the patterns for vector comparison, and vector comparison
9841 predicate instructions so that the RTL expresses the desired
9842 behavior, instead of using unspec.
9844 * config/rs6000/constraints.md ("f" constraint): Use
9845 rs6000_constraints to hold the precalculated register class.
9846 ("d" constraint): Ditto.
9847 ("wd" constraint): New constraint for VSX.
9848 ("wf" constraint): Ditto.
9849 ("ws" constraint): Ditto.
9850 ("wa" constraint): Ditto.
9851 ("wZ" constraint): Ditto.
9852 ("j" constraint): Ditto.
9854 * config/rs6000/predicates.md (vsx_register_operand): New
9856 (vfloat_operand): New predicate for vector.md.
9857 (vint_operand): Ditto.
9858 (vlogical_operand): Ditto.
9859 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9860 (easy_vector_constant): Add VSX support.
9861 (altivec_indexed_or_indirect_operand): New predicate for
9862 recognizing Altivec style memory references with AND -16.
9864 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9865 for vector secondary reload support.
9866 (rs6000_vector_reg_class): Delete, replacing it with
9868 (rs6000_vsx_reg_class): Ditto.
9869 (rs6000_constraints): New array to hold the register classes of
9870 each of the register constraints that can vary at runtime.
9871 (builtin_mode_to_type): New static array for builtin function type
9873 (builtin_hash_table): New static hash table for builtin function
9875 (TARGET_SECONDARY_RELOAD): Define target hook.
9876 (TARGET_IRA_COVER_CLASSES): Ditto.
9877 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9878 registers are 128 bits if VSX memory reference instructions are used.
9879 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9881 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9882 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9883 Print several of the scheduling related parameters.
9884 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9885 rs6000_constraints instead of rs6000_vector_reg_class. Move
9886 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9887 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9888 Altivec. Add VSX support. Setup for secondary reload support on
9889 Altivec/VSX registers.
9890 (rs6000_override_options): Make power7 set the scheduling groups
9891 like the power5. Add support for new debug switches to override
9892 the scheduling defaults. Temporarily disable -mcpu=power7 from
9893 setting -mvsx. Add support for debug switches -malways-hint,
9894 -msched-groups, and -malign-branch-targets.
9895 (rs6000_buitlin_conversion): Add support for returning unsigned
9896 vector conversion functions to fix regressions due to stricter
9898 (rs6000_builtin_mul_widen_even): Ditto.
9899 (rs6000_builtin_mul_widen_odd): Ditto.
9900 (rs6000_builtin_vec_perm): Ditto.
9901 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9902 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9904 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9906 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9907 VSX types for bit operations. Changes to accomidate vector.md.
9908 (bdesc_2arg): Ditto.
9909 (bdesc_1arg): Ditto.
9910 (struct builtin_description_predicates): Rewrite predicate
9911 handling so that RTL describes the operation, instead of passing
9912 the instruction to be used as a string argument.
9913 (bdesc_altivec_preds): Ditto.
9914 (altivec_expand_predicate_builtin): Ditto.
9915 (altivec_expand_builtin): Ditto.
9916 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9917 statement for vsldoi support.
9918 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9919 (altivec_expand_st_builtin): Ditto.
9920 (paired_expand_builtin): Whitespace changes.
9921 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9922 builtin_mode_to_type table for secondary reload. Call
9923 builtin_function_type to build random builtin functions.
9924 (altivec_init_builtins): Change to use builtin_function_type to
9925 create builtin function types dynamically as we need them.
9926 (builtin_hash_function): New support for hashing the tree types
9927 for builtin function as we need it, rather than trying to build
9928 all of the trees that we need. Add initial preliminary VSX support.
9929 (builtin_function_type): Ditto.
9930 (builtin_function_eq): Ditto.
9931 (builtin_hash_struct): Ditto.
9932 (rs6000_init_builtins): Ditto.
9933 (rs6000_common_init_builtins): Ditto.
9934 (altivec_init_builtins): Ditto.
9935 (rs6000_common_init_builtins): Ditto.
9936 (enum reload_reg_type): New enum for simplifing reg classes.
9937 (rs6000_reload_register_type): Simplify register classes into GPR,
9938 Vector, and other registers. Altivec and VSX addresses in reload.
9939 (rs6000_secondary_reload_inner): Ditto.
9940 (rs6000_ira_cover_classes): New target hook, that returns the
9941 appropriate cover classes, based on -mvsx being used or not.
9942 (rs6000_secondary_reload_class): Add VSX support.
9943 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9944 (get_vsel_insn): Ditto.
9945 (rs6000_emit_vector_compare): Rewrite vector conditional support
9946 so that where we can, we use RTL operators, instead of blindly use
9948 (rs6000_emit_vector_select): Ditto.
9949 (rs6000_emit_vector_cond_expr): Ditto.
9950 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9951 (create_TOC_reference): Add -mdebug=addr support.
9952 (emit_frame_save): VSX loads/stores need register indexed addressing.
9954 * config/rs6000/rs6000.md: Include vector.md.
9956 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9958 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9959 support for V2DI, V2DF in logical, permute, select operations.
9961 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9962 switch for vsx/power7.
9963 (-mvsx-scalar-memory): Ditto.
9964 (-mvsx-align-128): Ditto.
9965 (-mallow-movmisalign): Ditto.
9966 (-mallow-df-permute): Ditto.
9967 (-msched-groups): Ditto.
9968 (-malways-hint): Ditto.
9969 (-malign-branch-targets): Ditto.
9971 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9973 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9974 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9975 (rs6000_vector_reg_class): Delete.
9976 (rs6000_vsx_reg_class): Ditto.
9977 (enum rs6000_reg_class_enum): New enum for the constraints that
9978 vary based on target switches.
9979 (rs6000_constraints): New array to hold the register class for all
9980 of the register constraints that vary based on the switches used.
9981 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9982 (enum rs6000_builtins): Add unsigned varients for the builtin
9983 declarations returned by target hooks for expanding multiplies,
9984 select, and permute operations. Add VSX builtins.
9985 (enum rs6000_builtin_type_index): Add entries for VSX.
9986 (V2DI_type_node): Ditto.
9987 (V2DF_type_node): Ditto.
9988 (unsigned_V2DI_type_node): Ditto.
9989 (bool_long_type_node): Ditto.
9990 (intDI_type_internal_node): Ditto.
9991 (uintDI_type_internal_node): Ditto.
9992 (double_type_internal_node): Ditto.
9994 * config/rs6000/altivec.md (whole file): Move all expanders to
9995 vector.md from altivec.md. Rename insn matching functions to be
9997 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9998 (altivec_vcmp*): Ditto.
9999 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10000 (VM): New iterator for moves that includes the VSX types.
10001 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10002 (altivec_vperm_<mode>_uns): New, for unsigned types.
10003 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10004 (altivec_eq<mode>): Ditto.
10005 (altivec_gt<mode>): Ditto.
10006 (altivec_gtu<mode>): Ditto.
10007 (altivec_eqv4sf): Ditto.
10008 (altivec_gev4sf): Ditto.
10009 (altivec_gtv4sf): Ditto.
10010 (altivec_vcmpbfp_p): Ditto.
10012 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10014 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10017 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10020 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10021 ASM_SHORT instead of .word.
10022 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10023 instead of .word in asm template.
10025 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10028 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10029 (process_bb_node_lives): Use it.
10031 * ira.c (setup_cover_and_important_classes): Don't setup
10032 ira_important_class_nums. Add cover classes to the end of
10034 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10036 (find_reg_class_closure): Use reorder_important_classes.
10038 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10040 * config/i386/i386.c (i386_ira_cover_classes): New function.
10041 (TARGET_IRA_COVER_CLASSES): Redefine.
10043 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10044 importance of order of cover classes in the array.
10046 2009-07-22 Diego Novillo <dnovillo@google.com>
10048 * tree-pass.h (TDF_EH): Define.
10049 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10050 contains TDF_EH, print the EH region number holding GS.
10051 * tree-dump.c (dump_options): Add "eh".
10052 * doc/invoke.texi: Document it.
10054 2009-07-22 Doug Kwan <dougkwan@google.com>
10056 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10058 2009-07-22 Michael Matz <matz@suse.de>
10060 PR tree-optimization/35229
10061 PR tree-optimization/39300
10063 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10064 (inhibit_phi_insertion): New function.
10065 (insert_into_preds_of_block): Call it for REFERENCEs.
10066 (init_pre): Initialize and finalize scalar evolutions.
10067 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10069 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10071 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10072 Use CONST_VECTOR_NUNITS to determine number of elements.
10074 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10076 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10077 (U, W): Constraints are now deprecated and will be removed if we
10078 run out of letters.
10079 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10081 ("prefetch"): Add the stcmh instruction for prefetching.
10082 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10084 (s390_short_displacement): Return always true if compiling for
10085 machines not providing the long displacement facility.
10086 (s390_mem_constraint): Support the new constraint letter Z.
10087 (s390_check_qrst_address): New function.
10089 2009-07-21 DJ Delorie <dj@redhat.com>
10091 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10094 2009-07-21 Jason Merrill <jason@redhat.com>
10096 * c-common.c (max_tinst_depth): Increase default to 1024.
10098 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10100 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10101 (vec_unpacku_float_lo_v4si): Ditto.
10103 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10106 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10107 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10108 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10109 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10111 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10113 PR tree-optimization/40813
10114 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10117 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10119 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10120 with a NOP_EXPR if needed.
10122 2009-07-21 Paul Brook <paul@codesourcery.com>
10124 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10125 Terminate debug dump with newline.
10127 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10129 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10130 Cast "1" to unsigned HOST_WIDE_INT.
10131 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10132 deposit length to the maximum length - lsb. Extend length if
10133 HOST_BITS_PER_WIDE_INT is 32.
10135 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10137 * cgraph.h (constant_pool_htab): New function.
10138 (constant_descriptor_tree): Move from varasm.c.
10139 * varasm.c (constant_pool_htab): New function.
10140 (constant_descriptor_tree): Move to cgraph.h.
10142 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10144 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10146 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10148 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10151 2009-07-20 Xinliang David Li <davidxl@google.com>
10153 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10155 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10157 * config/mips/mips.md (move_type): Add arith.
10158 (type): Handle arith.
10159 (zero_extendsidi2): Rename this into ...
10160 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10161 (zero_extendsidi2): New expander.
10162 (*zero_extendsidi2_dext): New pattern.
10164 2009-07-20 Nick Clifton <nickc@redhat.com>
10166 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10167 to set MIPS_ABI_DEFAULT.
10168 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10170 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10172 * tree-object-size.c (addr_object_size): Handle unions with
10173 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10175 PR tree-optimization/40792
10176 * tree.c (build_function_type_skip_args): Remove bogus assert.
10178 2009-07-20 Jan Hubicka <jh@suse.cz>
10179 Martin Jambor <mjambor@suse.cz>
10181 * cgraph.h (combined_args_to_skip): New field.
10182 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10183 combined_args_to_skip and args_to_skip.
10184 * tree-inline.c (update_clone_info): New function.
10185 (tree_function_versioning): Call update_clone_info.
10186 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10188 (cgraph_materialize_all_clones): More extensive dumping, working
10189 with combined_args_to_skip rather than args_to_skip.
10191 2009-07-20 Ira Rosen <irar@il.ibm.com>
10193 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10194 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10195 (get_initial_def_for_reduction): Likewise.
10196 (vectorizable_reduction): Skip the check of first operand in case
10197 of COND_EXPR. Add check that it is outer loop vectorization if
10198 nested cycle was detected. Call vectorizable_condition() for
10199 COND_EXPR. If reduction epilogue cannot be created do not fail for
10200 nested cycles (if it is not double reduction). Assert that there
10201 is only one type in the loop in case of COND_EXPR. Call
10202 vectorizable_condition() to vectorize COND_EXPR.
10203 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10204 Add parameters. Allow nested cycles if called from
10205 vectorizable_reduction(). Use reduction vector variable if provided.
10206 (vect_analyze_stmt): Call vectorizable_reduction() before
10207 vectorizable_condition().
10208 (vect_transform_stmt): Update call to vectorizable_condition().
10210 2009-07-20 Christian Bruel <christian.bruel@st.com>
10212 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10213 * doc/invoke.texi (-mfmovd): Likewise.
10214 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10216 2009-07-20 Jan Hubicka <jh@suse.cz>
10218 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10219 when handling SSA name.
10221 2009-07-19 Jan Hubicka <jh@suse.cz>
10223 PR tree-optimization/40676
10224 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10225 virtual PHIs in empty BBs.
10227 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10229 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10230 re-expanded the compound use gen_lowpart instead to convert to the
10233 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10235 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10236 OUTER_CONST arguments.
10237 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10238 the new wider mode will be masked off.
10239 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10241 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10243 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10244 high-order bits are zero.
10246 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10248 * combine.c (simplify_shift_const_1): Split code to determine
10249 shift_mode into ...
10250 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10251 new bits shifted in are identical to the old sign bit.
10253 2009-07-18 Richard Guenther <rguenther@suse.de>
10256 * gimplify.c (gimplify_call_expr): Reject code using results from
10257 functions returning void.
10259 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10261 * doc/md.texi: Document the new PowerPC "es" constraint.
10262 Document that "m" can include automodified addresses on this target,
10263 and explain how %U must be used. Extend the "Q" and "Z" documentation
10264 to suggest "es" as well as "m".
10265 * config/rs6000/constraints.md (es): New memory constraint.
10266 (Q, Z): Update strings to match new documentation.
10268 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10270 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10271 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10272 * config/rs6000/predicates.md (volatile_mem_operand): Use
10273 offsettable_nonstrict_memref_p.
10274 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10275 (*floatunssidf2_internal): Likewise.
10276 (*fix_truncdfsi2_internal): Likewise.
10277 (*fix_trunctfsi2_internal): Likewise.
10279 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10281 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10282 atmega32u2 devices.
10283 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10285 2009-07-17 Richard Guenther <rguenther@suse.de>
10288 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10289 (pass_warn_unused_result): Likewise.
10290 (TODO_set_props): Remove.
10291 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10293 (pass_diagnose_omp_blocks): Define.
10294 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10295 (c_gimple_diagnostics_recursively): Remove.
10296 (finish_function): Do not call it.
10297 (c_write_global_declarations): Continue after errors.
10298 Finalize the CU here.
10299 * c-gimplify.c (c_genericize): Do not gimplify here.
10300 * c-common.c (c_warn_unused_result): Move ...
10301 * tree-cfg.c (do_warn_unused_result): ... here.
10302 (run_warn_unused_result): New function.
10303 (gate_warn_unused_result): New function.
10304 (pass_warn_unused_result): New pass.
10305 * c-common.h (c_warn_unused_result): Remove.
10306 * flags.h (flag_warn_unused_result): Declare.
10307 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10308 * opts.c (flag_warn_unused_result): Initialize to false.
10309 * toplev.c (compile_file): Add comment.
10310 * omp-low.c (create_omp_child_function): Do not register
10311 the function with the frontend.
10312 (diagnose_omp_structured_block_errors): Prepare to be
10313 called as optimization pass.
10314 (gate_diagnose_omp_blocks): New function.
10315 (pass_diagnose_omp_blocks): New pass.
10316 * cgraph.h (cgraph_optimize): Remove.
10317 (cgraph_analyze_function): Likewise.
10318 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10319 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10320 before their parents here.
10321 (cgraph_finalize_function): Not here.
10322 (cgraph_analyze_function): Gimplify functions here.
10323 (cgraph_finalize_compilation_unit): Continue after errors.
10324 Optimize the callgraph from here.
10325 (cgraph_optimize): Make static.
10326 * langhooks.c (write_global_declarations): Finalize the CU.
10327 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10328 (gimplify_function_tree): Assert we gimplify only once.
10329 Set PROP_gimple_any property.
10330 * tree-nested.c (gimplify_all_functions): New function.
10331 (lower_nested_functions): Gimplify all nested functions.
10332 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10333 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10334 and pass_diagnose_omp_blocks after gimplification. Do not
10335 set TODO_set_props on all_lowering_passes.
10336 (execute_one_pass): Do not handle TODO_set_props.
10337 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10338 (gimplify.o): Add tree-pass.h dependency.
10339 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10340 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10341 (unsave_r): Likewise.
10342 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10343 temporary variable.
10345 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10347 * doc/service.texi (Service): Restore previously removed link,
10348 which isn't broken after all.
10350 2009-07-17 Richard Guenther <rguenther@suse.de>
10352 PR tree-optimization/40321
10353 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10354 PHI nodes to the maximal set.
10355 (make_values_for_phi): Add PHI arguments to the maximal set.
10356 (execute_pre): Dump PHI_GEN and the maximal set.
10358 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10361 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10364 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10366 * doc/extend.texi (Nested Functions): Replace broken link with
10368 * doc/service.texi (Service): Remove broken link.
10370 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10373 * builtins.c (expand_builtin_memcmp): Use loc instead of
10374 EXPR_LOCATION (exp).
10375 (expand_builtin_strncmp): Likewise.
10377 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10378 Manuel López-Ibáñez <manu@gcc.gnu.org>
10381 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10382 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10383 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10384 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10385 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10386 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10387 tree-inline.c, c-common.c, c-common.h, gimple.c,
10388 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10389 convert.c: Add location argument to fold_{unary,binary,ternary},
10390 fold_build[123], build_call_expr, build_size_arg,
10391 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10392 fold_build1_initializer, fold_build2_initializer,
10393 fold_build3_initializer, fold_build_call_array,
10394 fold_build_call_array_initializer, fold_single_bit_test,
10395 omit_one_operand, omit_two_operands, invert_truthvalue,
10396 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10397 combine_comparisons, fold_builtin_*, fold_call_expr,
10398 build_range_check, maybe_fold_offset_to_address, round_up,
10401 2009-07-16 Jason Merrill <jason@redhat.com>
10404 * c-common.c (c_common_reswords): Add __is_standard_layout
10406 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10407 * doc/implement-cxx.texi: New.
10408 * doc/gcc.texi: Include it.
10410 2009-07-16 DJ Delorie <dj@redhat.com>
10412 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10413 compares that may be indirectly affected by previous instructions.
10415 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10417 * builtins.c (do_mpc_arg2): New.
10418 (fold_builtin_2): Fold builtin cpow.
10419 * real.h (HAVE_mpc_pow): New.
10421 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10423 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10424 comparison to skip unprofitable schedule
10426 2009-07-16 Simon Baldwin <simonb@google.com>
10428 * gcc.c (option_map): New flag -no-canonical-prefixes.
10429 * (display_help): Print help text for new flag.
10430 * (process_command): Move options translation and language specifics
10431 and handle new flag early. Use it to set a function pointer to a
10432 prefix builder. Replace make_relative_prefix calls with calls to
10433 the function pointed to. Ignore new flag in regular options handling.
10434 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10436 2009-07-15 DJ Delorie <dj@redhat.com>
10438 * config/mep/mep.md (sibcall_internal): Change register to avoid
10439 argument registers.
10440 (sibcall_value_internal): Likewise.
10442 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10444 PR rtl-optimization/40710
10445 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10447 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10449 * config/mips/mips.md (*extenddi_truncate<mode>,
10450 *extendsi_truncate<mode>): Change type attribute to move_type
10451 with shift_shift. Split out code handling exts from here ...
10452 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10454 (*extendhi_truncateqi): Change type attribute to move_type with
10455 shift_shift. Split out code handling exts from here ...
10456 (*extendhi_truncateqi_exts): ... to this new pattern.
10458 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10460 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10461 instead of "and" with inverted sign bit mask value. Use
10462 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10463 Allocate registers only for operand 4 and operand 5.
10465 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10467 PR middle-end/40747
10468 * fold-const.c (fold_cond_expr_with_comparison): When folding
10469 < and <= to MIN, make sure the MIN uses the same type as the
10470 comparison's operands.
10472 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10474 * arm.md (ior_xor): New code iterator.
10475 (split for ior/xor with shift and zero-extend): New split pattern.
10476 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10478 2009-07-15 Richard Guenther <rguenther@suse.de>
10480 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10483 2009-07-15 Richard Guenther <rguenther@suse.de>
10485 PR middle-end/40753
10486 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10488 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10490 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10491 handle 2.6.30 kernel.
10493 2009-07-15 DJ Delorie <dj@redhat.com>
10495 * config/mep/mep.md (sibcall_internal): Change register to allow
10496 for 24-bit addresses.
10497 (sibcall_value_internal): Likewise.
10499 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10501 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10502 that are enabled/disabled by the flags introduced by a previous patch.
10504 2009-07-14 DJ Delorie <dj@redhat.com>
10506 * config/mep/mep.md (sibcall_internal): Include non-toggling
10508 (sibcall_value_internal): Likewise.
10510 2009-07-14 Taras Glek <tglek@mozilla.com>
10511 Rafael Espindola <espindola@google.com>
10513 * doc/sourcebuild.texi: Document install-plugin target.
10514 * configure.ac: Added install-plugin target to language makefiles.
10515 * configure: Regenerate.
10516 * Makefile.in: (install-plugin): Install more headers,
10517 depend on lang.install-plugin.
10519 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10521 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10524 2009-07-14 DJ Delorie <dj@redhat.com>
10526 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10527 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10528 * config/mep/mep.md (sibcall_internal): Change test from
10529 mep_vliw_mode_match to mep_vliw_jmp_match.
10530 (sibcall_value_internal): Likewise.
10532 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10534 * config/i386/sse.md (copysign<mode>3): New expander.
10535 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10536 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10537 Use ix86_build_const_vector.
10538 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10539 IX86_BUILTIN_CPYSGNPD.
10540 (builtin_description): Add __builtin_ia32_copysignps and
10541 __builtin_ia32_copysignpd.
10542 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10543 and BUILT_IN_COPYSIGNF.
10545 2009-07-13 Jason Merrill <jason@redhat.com>
10547 * builtins.c (can_trust_pointer_alignment): New fn.
10548 (get_pointer_alignment): Factor it out from here.
10549 * tree.h: Declare it.
10551 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10553 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10556 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10560 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10562 2009-07-14 Richard Guenther <rguenther@suse.de>
10563 Andrey Belevantsev <abel@ispras.ru>
10565 PR middle-end/40745
10566 * cfgexpand.c (partition_stack_vars): Do not bother to update
10567 alias information when not optimizing.
10569 2009-07-14 Richard Guenther <rguenther@suse.de>
10570 Andrey Belevantsev <abel@ispras.ru>
10572 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10573 (pt_solution_set): Likewise.
10574 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10575 * tree-ssa-structalias.c (pt_solution_set): New function.
10576 * final.c (rest_of_clean_state): Free SSA data structures.
10577 * print-rtl.c (print_decl_name): Remove.
10578 (print_mem_expr): Implement in terms of print_generic_expr.
10579 * alias.c (ao_ref_from_mem): New function.
10580 (rtx_refs_may_alias_p): Likewise.
10581 (true_dependence): Query alias-export info.
10582 (canon_true_dependence): Likewise.
10583 (write_dependence_p): Likewise.
10584 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10586 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10587 (mem_expr_equal_p): Use operand_equal_p.
10588 (set_mem_attributes_minus_bitpos): Do not use
10589 component_ref_for_mem_expr.
10590 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10591 (update_alias_info_with_stack_vars): Likewise.
10592 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10593 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10594 explicitly nor clear stmt operands.
10595 Free the decl-to-pointer map.
10596 * tree-optimize.c (execute_free_datastructures): Do not free
10597 SSA data structures here.
10598 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10599 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10600 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10602 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10604 2009-07-13 DJ Delorie <dj@redhat.com>
10606 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10607 unrolling at the right iteration count.
10609 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10612 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10614 * haifa-sched.c (rank_for_schedule): Introduced flags to
10615 enable/disable individual scheduling heuristics.
10616 * common.opt: Introduced flags to enable/disable individual
10617 heuristics in the scheduler.
10618 * doc/invoke.texi: Introduced flags to enable/disable individual
10619 heuristics in the scheduler.
10621 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10623 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10624 config/i386/mingw-tls.c.
10625 * config/i386/mingw-tls.c: Removed.
10627 2009-07-13 Ira Rosen <irar@il.ibm.com>
10629 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10630 checks access only relevant statements.
10631 (vectorizable_reduction): Likewise.
10633 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10635 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10636 just for 32-bit case.
10638 2009-07-12 Jan Hubicka <jh@suse.cz>
10640 PR tree-optimization/40585
10641 * except.c (expand_resx_expr): When there already is resume
10642 instruction, produce linked list.
10643 (build_post_landing_pads): Assert that resume is empty.
10644 (connect_post_landing_pads): Handle resume lists.
10645 (dump_eh_tree): Dump resume list.
10647 2009-07-12 Ira Rosen <irar@il.ibm.com>
10649 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10650 with additional argument.
10651 * tree-vectorizer.h (enum vect_def_type): Add
10652 vect_double_reduction_def.
10653 (vect_is_simple_reduction): Add argument.
10654 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10656 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10657 vect_is_simple_reduction with additional argument.
10658 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10660 (reduction_code_for_scalar_code): Handle additional codes by
10661 returning ERROR_MARK for them. Fix comment and indentation.
10662 (vect_is_simple_reduction): Fix comment, add argument to specify
10663 double reduction. Detect double reduction.
10664 (get_initial_def_for_induction): Fix indentation.
10665 (get_initial_def_for_reduction): Fix comment and indentation.
10666 Handle double reduction. Create initial definitions that do not
10667 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10668 (vect_create_epilog_for_reduction): Fix comment, add argument to
10669 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10670 epilogue result extraction. Create double reduction phi node and
10671 replace relevant uses.
10672 (vectorizable_reduction): Call vect_is_simple_reduction with
10673 additional argument. Fix indentation. Update epilogue code treatment
10674 according to the changes in reduction_code_for_scalar_code. Check
10675 for double reduction. Call vect_create_epilog_for_reduction with
10676 additional argument.
10677 * tree-vect-stmts.c (process_use): Handle double reduction, update
10679 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10680 (vect_get_vec_def_for_operand): Likewise.
10682 2009-07-12 Danny Smith <dansmister@gmail.com>
10684 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10685 dllexport if !TREE_PUBLIC.
10686 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10688 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10690 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10691 (avr_extra_arch_macro) Remove declatation.
10692 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10693 (avr_extra_arch_macro) Declare as static.
10694 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10696 2009-07-11 Jan Hubicka <jh@suse.cz>
10698 PR middle-end/48388
10699 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10701 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10704 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10705 cold_in_std_section bits.
10706 (dwarf2out_begin_prologue): Initialize them.
10707 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10708 if already covered by text_section or cold_text_section range.
10710 PR rtl-optimization/40667
10711 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10712 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10713 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10714 * config/i386/i386.c (ix86_minimum_alignment): New function.
10715 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10716 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10717 * emit-rtl.c (gen_reg_rtx): Likewise.
10718 * function.c (assign_parms): Likewise. If nominal_type needs
10719 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10720 rather than passed_type's alignment.
10723 * function.c (assign_parm_setup_stack): Adjust
10724 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10725 from nominal_mode on big endian.
10727 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10729 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10731 2009-07-10 DJ Delorie <dj@redhat.com>
10733 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10735 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10737 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10739 (thumb2_cbnz): Likewise.
10741 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10744 * config.gcc (supported_defaults): Add synci.
10745 (with_synci): Add validation.
10746 (all_defaults): Add synci.
10747 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10750 * config/mips/mips.opt (msynci): New option.
10751 * config/mips/mips.c (mips_override_options): Warn on use of
10752 -msynci for targets that do now support it.
10753 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10755 * gcc/doc/invoke.texi (-msynci): Document the new option.
10756 * doc/install.texi (--with-synci): Document the new option.
10758 2009-07-10 Richard Guenther <rguenther@suse.de>
10760 PR tree-optimization/40496
10761 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10762 the PHI result with a compatible type.
10764 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10768 * c.opt (Wunused-result): New.
10769 * doc/invoke.texi: Document it.
10770 * c-common.c (c_warn_unused_result): Use it.
10772 2009-07-09 DJ Delorie <dj@redhat.com>
10774 * targhooks.c (default_target_can_inline_p): Rename from
10775 default_target_option_can_inline_p.
10776 * targhooks.h (default_target_can_inline_p): Likewise.
10777 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10778 TARGET_OPTION_CAN_INLINE_P.
10779 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10780 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10781 (mep_target_can_inline_p): Rename from
10782 mep_target_option_can_inline_p.
10785 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10786 registers used to pass vectors.
10788 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10790 2009-07-09 Tom Tromey <tromey@redhat.com>
10792 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10793 * config/mmix/mmix.c: Include dwarf2.h.
10794 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10795 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10796 * config/sh/sh.c: Include dwarf2.h.
10797 * config/i386/i386.c: Include dwarf2.h.
10798 * Makefile.in (DWARF2_H): Remove 'elf'.
10799 * except.c: Include dwarf2.h.
10800 * unwind-dw2.c: Include dwarf2.h.
10801 * dwarf2out.c: Include dwarf2.h.
10802 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10803 * unwind-dw2-fde.c: Include dwarf2.h.
10804 * dwarf2asm.c: Include dwarf2.h.
10806 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10808 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10809 (max_issue): Use it.
10810 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10812 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10813 (region_sched_info): Update.
10814 * sched-ebb.c (ebb_sched_info): Update.
10815 * modulo-sched.c (sms_sched_info): Update.
10816 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10818 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10820 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10822 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10824 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10826 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10828 PR middle-end/40692
10829 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10830 arg1 with arg01 if arg1 is already INTEGER_CST.
10832 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10834 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10835 Transform (and (truncate)) into (truncate (and)).
10837 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10839 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10840 creating LHS paradoxical subregs. Fix surrounding returns to
10841 use NULL_RTX rather than 0.
10843 2009-07-08 DJ Delorie <dj@redhat.com>
10845 * config/mep/mep.c: (mep_option_can_inline_p): New.
10846 (TARGET_OPTION_CAN_INLINE_P): Define.
10848 2009-07-08 Mark Wielaard <mjw@redhat.com>
10851 * dwarf2out.c (add_data_member_location_attribute): When we have
10852 only a constant offset don't emit a new location description using
10853 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10856 2009-07-08 Richard Henderson <rth@redhat.com>
10859 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10860 (enum reg_class): Add CLOBBERED_REGS.
10861 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10862 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10863 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10864 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10865 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10866 force 64-bit sibcalls into R11.
10867 * config/i386/constraints.md (U): New constraint.
10868 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10869 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10870 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10872 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10874 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10876 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10877 * ebitmap.h (dump_ebitmap): Ditto.
10878 * optabs.h (optab_libfunc): Ditto.
10879 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10880 * tree-flow.h (vect_can_force_dr_alignment_p,
10881 get_vectype_for_scalar_type): Ditto.
10882 (vectorize_loops): Move prototype to ...
10883 * tree-vectorizer.h: ... here. Also, adjust comment.
10884 (vect_set_verbosity_level): Remove duplicate prototype.
10885 * tree-ssa-loop.c: Include tree-vectorizer.h.
10886 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10888 2009-07-08 Nick Clifton <nickc@redhat.com>
10890 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10893 2009-07-08 DJ Delorie <dj@redhat.com>
10895 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10896 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10897 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10899 * config/mep/intrinsics.md: Regenerated.
10900 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10901 registers when asm() or calls are detected.
10903 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10906 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10908 * gimple (gimple_build_call_from_tree): Likewise.
10909 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10910 no_warning flag before warning.
10912 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10914 * tree.c (set_expr_locus): Remove.
10915 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10916 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10918 * gimplify.c (internal_get_tmp_var): Likewise.
10919 (gimplify_call_expr): Likewise.
10920 (gimplify_one_sizepos): Likewise.
10922 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10925 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10926 to variables for debugging purposes.
10928 2009-06-23 Mark Loeser <mark@halcy0n.com>
10931 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10933 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10935 * pretty-print.c (pp_base_format): Remove %J.
10936 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10937 gcc_cxxdiag_char_table): Likewise.
10938 (init_dynamic_diag_info): Likewise.
10940 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10942 * pretty-print.c (pp_base_format): Remove %H.
10943 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10944 gcc_cxxdiag_char_table): Likewise.
10945 (init_dynamic_diag_info): Likewise.
10946 * config/mep/mep.c (mep_select_section): Likewise.
10948 2009-07-07 Duncan Sands <baldrick@free.fr>
10950 * final.c (pass_clean_state): Give the pass a name.
10951 * passes.c (pass_rest_of_compilation): Likewise.
10952 * tree-optimize.c (pass_all_optimizations): Likewise.
10954 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10956 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10957 an extra 'decl' for error_at.
10959 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10961 PR middle-end/40669
10962 * tree-tailcall.c (adjust_return_value_with_ops,
10963 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10964 if it has complex or vector type.
10966 2009-07-07 Olivier Hainque <hainque@adacore.com>
10968 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10971 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10973 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10975 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10977 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10978 * c-decl.c: Likewise.
10979 * function.c: Likewise.
10980 * varasm.c: Likewise.
10981 * tree-ssa.c: Likewise.
10982 * c-common.c: Likewise.
10983 * tree-cfg.c: Likewise.
10984 * config/spu/spu.c: Likewise.
10985 * config/ia64/ia64.c: Likewise.
10986 * config/v850/v850.c: Likewise.
10988 2009-07-06 DJ Delorie <dj@redhat.com>
10990 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10991 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10992 unspecified accesses to control registers.
10993 * config/mep/intrinsics.md: Regenerate.
10994 * config/mep/intrinsics.h: Regenerate.
10995 * config/mep/mep-intrin.h: Regenerate.
10997 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10999 * c-lex.c: Replace %H by an explicit location. Update all calls.
11000 * c-common.c: Likewise.
11001 * c-decl.c: Likewise.
11002 * c-typeck.c: Likewise.
11003 * fold-const.c: Likewise.
11004 * gimplify.c: Likewise.
11005 * stmt.c: Likewise.
11006 * tree-cfg.c: Likewise.
11007 * tree-ssa-loop-niter.c: Likewise.
11008 * tree-vrp.c: Likewise.
11009 * value-prof.c: Likewise.
11011 2009-07-06 Diego Novillo <dnovillo@google.com>
11013 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11014 if it has one. Handle cases where VAR does not have an
11015 annotation or cfun is NULL.
11017 2009-07-06 Diego Novillo <dnovillo@google.com>
11019 * tree.c: Include debug.h.
11020 (initialize_tree_contains_struct): New.
11021 (init_ttree): Call it.
11022 (tree_node_structure_for_code): Factor out of ...
11023 (tree_node_structure): ... here.
11024 * treestruct.def (TS_PHI_NODE): Remove.
11025 (TS_GIMPLE_STATEMENT): Remove.
11027 2009-07-06 Diego Novillo <dnovillo@google.com>
11029 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11030 (debug_tree_chain): Handle cycles.
11032 2009-07-06 Nick Clifton <nickc@redhat.com>
11033 DJ Delorie <dj@redhat.com>
11035 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11036 __FMOVD_ENABLED__ is defined.
11038 (TARGET_FMOVD): Provide a default definition.
11039 (MASK_FMOVD): Likewise.
11040 (TARGET_CPU_CPP_BUILTINS): Define
11041 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11042 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11043 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11044 (split for DF load from memory into register): Also handle
11045 MEMs which consist of REG+DISP addressing.
11046 (split for DF store from register to memory): Likewise.
11047 (movsf_ie): Always use single fp_mode.
11048 * config/sh/sh.c (sh_override_options): Do not automatically
11049 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11050 that to the -mfmovd command line switch.
11051 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11052 (fldi_ok): Always allow.
11053 * config/sh/sh.opt (mfmovd): Remove this switch.
11054 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11056 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11057 Kaz Kojima <kkojima@gcc.gnu.org>
11059 PR rtl-optimization/30807
11060 * postreload.c (reload_combine): For every new use of REG_SUM,
11061 record the use of BASE.
11063 2009-07-06 Jan Hubicka <jh@suse.cz>
11065 * params.def: Revert my accidental commit at 2009-06-30.
11067 2009-07-04 Ian Lance Taylor <iant@google.com>
11070 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11072 (mingw_format_attribute_overrides): Likewise.
11074 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11077 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11078 don't check cfa.reg. Instead of cfa.indirect use
11079 fde && fde->drap_reg != INVALID_REGNUM test.
11081 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11083 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11085 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11088 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11090 2009-07-03 Richard Guenther <rguenther@suse.de>
11092 PR tree-optimization/40640
11093 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11096 2009-07-03 Jan Hubicka <jh@suse.cz>
11098 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11099 for size, reduce amount of inlining.
11101 2009-07-03 Richard Guenther <rguenther@suse.de>
11103 PR middle-end/34163
11104 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11105 if t +- x is known to not overflow and the conversion widens the
11107 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11109 2009-07-03 Jan Hubicka <jh@suse.cz>
11111 * ipa-pure-const.c (analyze): Update loop optimizer init.
11112 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11113 try_remove_empty_loop, remove_empty_loops): Remove.
11114 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11115 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11116 to mark regular loops as neccesary.
11117 (degenerate_phi_p): New function.
11118 (propagate_necessity, remove_dead_phis): Use it.
11119 (forward_edge_to_pdom): Likewise.
11120 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11121 virtual PHI nodes that became unreachable.
11122 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11123 * tree-flow.h (remove_empty_loops): Remove.
11124 * passes.c (init_optimization_passes): Remove.
11126 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11128 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11129 can_create_pseudo_p.
11130 (*fix_trunc<mode>_i387_1): Ditto.
11131 (*floathi<mode>2_1): Ditto.
11132 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11133 (*fistdi2_1): Ditto.
11134 (*fist<mode>2_1): Ditto.
11135 (frndintxf2_floor): Ditto.
11136 (*fist<mode>2_floor_1): Ditto.
11137 (frndintxf2_ceil): Ditto.
11138 (*fist<mode>2_ceil_1): Ditto.
11139 (frndintxf2_trunc): Ditto.
11140 (frndintxf2_mask_pm): Ditto.
11141 (fxam<mode>2_i387_with_temp): Ditto.
11142 * config/i386/sse.md (mulv16qi3): Ditto.
11143 (*sse2_mulv4si3): Ditto.
11145 (sse4_2_pcmpestr): Ditto.
11146 (sse4_2_pcmpistr): Ditto.
11148 2009-07-03 Jan Hubicka <jh@suse.cz>
11150 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11151 (mark_stmt_necessary): Set it.
11152 (mark_operand_necessary): Set it.
11153 (mark_control_dependent_edges_necessary): Set it.
11154 (mark_virtual_phi_result_for_renaming): New function.
11155 (get_live_post_dom): New function.
11156 (forward_edge_to_pdom): New function.
11157 (remove_dead_stmt): Fix handling of control dependences.
11158 (tree_dce_init): Init new bitmap.
11159 (tree_dce_done): Free it.
11161 2009-07-02 Richard Guenther <rguenther@suse.de>
11164 * tree-ssa-structalias.c (new_var_info): Initialize
11167 2009-07-02 Jan Hubicka <jh@suse.cz>
11169 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11172 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11174 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11175 instead of recomputing it. Adjust calls.
11176 (emit_store_flag): Adjust recursive calls.
11178 2009-07-02 Richard Guenther <rguenther@suse.de>
11180 * tree-ssa-live.c (remove_unused_locals): Do not remove
11182 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11183 of DECL_EXTERNAL for HEAP variables.
11184 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11185 HEAP variables. Do not adjust RESTRICT vars.
11186 (find_what_var_points_to): Nobody cares if something
11187 points to READONLY.
11189 2009-07-02 Ben Elliston <bje@au.ibm.com>
11191 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11192 pc_low and pc_high declarations to the top of the function.
11194 2009-07-01 DJ Delorie <dj@redhat.com>
11196 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11197 registers as fixed.
11198 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11199 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11200 unspecified accesses to control registers.
11201 * config/mep/intrinsics.md: Regenerate.
11202 * config/mep/intrinsics.h: Regenerate.
11203 * config/mep/mep-intrin.h: Regenerate.
11205 2009-07-01 Anthony Green <green@moxielogic.com>
11207 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11208 instruction when possible.
11209 (moxie_expand_prologue): Ditto. Also, save an instruction and
11210 some complexity by popping off of $r12 instead of $sp.
11211 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11214 2009-07-01 Richard Henderson <rth@redhat.com>
11217 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11218 contained no insns, reposition note before last insn.
11220 2009-07-01 Richard Henderson <rth@redhat.com>
11223 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11224 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11226 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11229 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11230 darwin9 for printing reg addresses with %y.
11232 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11234 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11235 truncation from operands in binary operations.
11237 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11240 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11241 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11242 subreg of op0 to the original op0.
11244 * expmed.c (store_bit_field_1): Use a temporary as the destination
11245 instead of a paradoxical subreg when we need to truncate the result.
11247 2009-07-01 DJ Delorie <dj@redhat.com>
11249 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11250 names to VLIW variants.
11251 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11252 * config/mep/intrinsics.md: Regenerate.
11253 * config/mep/intrinsics.h: Regenerate.
11254 * config/mep/mep-intrin.h: Regenerate.
11256 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11259 * jump.c (returnjump_p): Revert last patch.
11260 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11262 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11265 * pa.md (casesi32p): Use jump table label to determine the offset
11267 (casesi64p): Likewise.
11269 * pa.c (forward_branch_p): Return bool type. Use instruction
11270 addresses when available. Assert that INSN has a jump label.
11271 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11274 2009-07-01 Richard Guenther <rguenther@suse.de>
11276 PR tree-optimization/19831
11277 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11278 that only act as barriers do not make any previous stores necessary.
11279 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11280 HEAP variables global, do not add a constraint from nonlocal.
11281 (find_func_aliases): Handle escapes through return statements.
11282 (compute_points_to_sets): Make escaped HEAP variables global.
11284 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11287 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11288 after reducing a DImode cstore to SImode.
11290 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11292 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11293 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11295 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11297 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11298 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11300 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11301 and umod_optab if TARGET_BSD_DIVMOD.
11302 * config/vax/lib1funcs.asm: New file.
11303 * config/vax/t-linux: New file.
11304 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11306 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11309 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11310 to type arguments that have void type.
11313 * dwarf2out.c (gen_formal_parameter_die): Call
11314 equate_decl_number_to_die if node is different from origin.
11316 2009-06-30 Anthony Green <green@moxielogic.com>
11318 Clean up moxie port for --enable-build-with-cxx.
11319 * config/moxie/moxie.c (moxie_function_value): First two
11320 parameters are const_tree, not tree.
11321 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11322 (REG_CLASS_NAMES): Ditto.
11323 (REGNO_REG_CLASS): Ditto.
11324 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11325 (moxie_function_value): Fix constyness of arguments.
11327 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11329 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11330 finalize_size_functions before further processing.
11331 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11332 (variable_size): Call self_referential_size on size expressions
11333 that contain a PLACEHOLDER_EXPR.
11334 (size_functions): New static variable.
11335 (copy_self_referential_tree_r): New static function.
11336 (self_referential_size): Likewise.
11337 (finalize_size_functions): New global function.
11338 * tree.c: Include tree-inline.h.
11339 (push_without_duplicates): New static function.
11340 (find_placeholder_in_expr): New global function.
11341 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11343 <tcc_expression>: Likewise.
11344 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11345 the call in the expression.
11346 * tree.h (finalize_size_functions): Declare.
11347 (find_placeholder_in_expr): Likewise.
11348 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11349 (substitute_placeholder_in_expr): Update comment.
11350 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11352 (copy_tree_body_r): Likewise.
11353 (copy_tree_body): New static function.
11354 (maybe_inline_call_in_expr): New global function.
11355 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11356 (maybe_inline_call_in_expr): Declare.
11357 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11358 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11361 2009-06-30 Richard Guenther <rguenther@suse.de>
11363 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11365 (propagate_necessity): Do not mark reaching defs of stores
11368 2009-06-30 Jan Hubicka <jh@suse.cz>
11370 * cfgloopanal.c (check_irred): Move into ...
11371 (mark_irreducible_loops): ... here; return true if ireducible
11373 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11374 (analyze_function): Try to prove loop finiteness.
11375 * cfgloop.h (mark_irreducible_loops): Update prototype.
11376 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11378 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11380 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11382 2009-06-30 Ira Rosen <irar@il.ibm.com>
11384 PR tree-optimization/40542
11385 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11388 2009-06-30 Martin Jambor <mjambor@suse.cz>
11390 PR tree-optimization/40582
11391 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11392 than useless_type_conversion_p.
11393 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11396 2009-06-30 Martin Jambor <mjambor@suse.cz>
11398 PR middle-end/40554
11399 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11401 2009-06-30 Richard Guenther <rguenther@suse.de>
11403 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11404 use ao_ref references.
11405 (walk_aliased_vdefs): Likewise.
11406 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11407 * tree-ssa-dce.c (struct ref_data): Remove.
11408 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11409 (mark_aliased_reaching_defs_necessary): Adjust.
11410 (mark_all_reaching_defs_necessary_1): Likewise.
11412 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11415 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11416 (emit_store_flag_1): Extract from emit_store_flag, adjust
11417 calls to (what now is) emit_cstore.
11418 (emit_store_flag): Call emit_store_flag_1 and also use it
11419 for what used to be recursive calls.
11421 2009-06-30 Wei Guozhi <carrot@google.com>
11424 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11425 if the target bb post dominates from bb.
11426 * config/i386/i386.c (memory_address_length): Check existence of base
11427 register before using it.
11429 2009-06-30 Nick Clifton <nickc@redhat.com>
11430 DJ Delorie <dj@redhat.com>
11432 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11433 __FMOVD_ENABLED__ is defined.
11435 (TARGET_FMOVD): Provide a default definition.
11436 (MASK_FMOVD): Likewise.
11437 (TARGET_CPU_CPP_BUILTINS): Define
11438 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11439 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11440 two fmov instructions depending upon whether TARGET_FMOVD is
11442 (split for DF load from memory into register): Also handle
11443 MEMs which consist of REG+DISP addressing.
11444 (split for DF store from register to memory): Likewise.
11445 * config/sh/sh.opt (mfmovd): Remove this switch.
11446 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11447 * config/sh/sh.c (sh_override_options): Do not automatically
11448 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11449 that to the -mfmovd command line switch.
11451 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11453 (fldi_ok): Always allow.
11454 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11456 2009-06-29 DJ Delorie <dj@redhat.com>
11458 * doc/install.texi (mep-x-elf): Correct chip's full name.
11460 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11462 * doc/extend.texi: Fix typo.
11464 2009-06-29 Tom Tromey <tromey@redhat.com>
11466 * dwarf2.h: Remove.
11467 * Makefile.in (DWARF2_H): New variable.
11468 (except.o): Use it.
11469 (dwarf2out.o): Likewise.
11470 (dwarf2asm.o): Likewise.
11471 * config/i386/t-i386: Use DWARF2_H.
11472 * except.c: Include elf/dwarf2.h.
11473 * unwind-dw2.c: Include elf/dwarf2.h.
11474 * dwarf2out.c: Include elf/dwarf2.h.
11475 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11476 <dtprel>: New field.
11477 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11478 (size_of_loc_descr): Likewise.
11479 (output_loc_operands_raw): Likewise.
11480 (output_loc_operands): Handle new dtprel field.
11481 (loc_checksum): Update.
11482 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11483 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11484 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11485 * dwarf2asm.c: Include elf/dwarf2.h.
11486 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11487 * config/mmix/mmix.c: Include elf/dwarf2.h.
11488 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11489 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11490 * config/sh/sh.c: Include elf/dwarf2.h.
11491 * config/i386/i386.c: Include elf/dwarf2.h.
11493 2009-06-29 DJ Delorie <dj@redhat.com>
11495 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11497 * doc/extend.texi: Add MeP attributes and pragmas.
11498 * doc/invoke.text: Add MeP Options.
11499 * doc/contrib.texi: Add MeP contribution.
11500 * doc/md.texi: Add MeP constraints.
11501 * doc/install.texi: Add MeP target.
11503 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11505 * target.h (struct gcc_target): Add frame_pointer_required field.
11506 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11507 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11508 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11510 * reload1.c (update_eliminables): (Ditto.).
11511 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11512 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11513 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11515 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11517 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11518 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11519 (arm_frame_pointer_required): New function.
11521 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11522 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11523 (avr_frame_pointer_required_p): Declare as static.
11524 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11526 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11527 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11528 (bfin_frame_pointer_required): Make as static, change return type
11530 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11532 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11533 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11534 (cris_frame_pointer_required): New function.
11536 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11538 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11539 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11540 (fr30_frame_pointer_required): New function.
11542 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11543 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11544 (frv_frame_pointer_required): Make as static, change return type
11546 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11548 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11549 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11550 (ix86_frame_pointer_required): Make as static, change return type to
11552 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11554 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11555 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11557 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11559 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11561 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11563 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11564 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11565 (mips_frame_pointer_required): Make as static.
11566 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11568 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11569 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11570 (mmix_frame_pointer_required): Mew function.
11572 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11573 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11575 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11577 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11579 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11581 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11582 (CAN_ELIMINATE): Redefine.
11583 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11584 (sparc_frame_pointer_required): New function.
11585 (sparc_can_eliminate): New function.
11586 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11588 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11589 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11591 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11592 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11593 (xtensa_frame_pointer_required): Make as static, change return type
11595 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11598 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11600 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11601 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11602 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11603 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11604 (register_callback): Handle PLUGIN_START_UNIT.
11605 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11607 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11609 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11611 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11612 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11614 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11616 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11619 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11621 * doc/extend.texi (Additional Floating Types): __float128 is also
11622 supported on i386 targets.
11624 2009-06-29 Richard Guenther <rguenther@suse.de>
11626 PR middle-end/14187
11627 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11629 (pt_solutions_same_restrict_base): Declare.
11630 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11632 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11633 (make_constraint_from, make_copy_constraint): Move earlier.
11634 (make_constraint_from_heapvar): New function.
11635 (make_constraint_from_restrict): Likewise.
11636 (handle_lhs_call): Use it.
11637 (find_func_aliases): Use it to track conversions to restrict
11638 qualified pointers.
11639 (struct fieldoff): Add only_restrict_pointers flag.
11640 (push_fields_onto_fieldstack): Initialize it.
11641 (create_variable_info_for): Track global restrict qualified pointers.
11642 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11643 Track restrict qualified pointer arguments.
11644 (set_uids_in_ptset): Use varinfo is_global_var flag.
11645 (find_what_var_points_to): Set the vars_contains_restrict flag.
11646 Always create the points-to solution for sets including restrict tags.
11647 (pt_solutions_same_restrict_base): New function.
11648 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11649 qualified pointers use pt_solutions_same_restrict_base as
11650 additional source for disambiguation.
11652 2009-06-29 Richard Guenther <rguenther@suse.de>
11654 PR middle-end/38212
11655 * alias.c (find_base_decl): Remove.
11656 (get_deref_alias_set_1): Remove restrict handling.
11657 * c-common.c (c_apply_type_quals_to_decl): Do not set
11658 DECL_POINTER_ALIAS_SET.
11659 * gimplify.c (find_single_pointer_decl_1): Remove.
11660 (find_single_pointer_decl): Likewise.
11661 (internal_get_tmp_var): Remove restrict handling.
11662 (gimple_regimplify_operands): Likewise.
11663 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11664 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11665 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11666 * tree.c (restrict_base_for_decl): Remove.
11667 (init_ttree): Do not allocate it.
11668 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11669 LABEL_DECL_UID for label decls.
11670 (copy_node_stat): Do not copy restrict information.
11671 (decl_restrict_base_lookup): Remove.
11672 (decl_restrict_base_insert): Likewise.
11673 (print_restrict_base_statistics): Likewise.
11674 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11675 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11676 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11677 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11678 (LABEL_DECL_UID): Adjust.
11679 (DECL_BASED_ON_RESTRICT_P): Remove.
11680 (DECL_GET_RESTRICT_BASE): Likewise.
11681 (SET_DECL_RESTRICT_BASE): Likewise.
11682 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11684 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11685 instead of DECL_POINTER_ALIAS_SET.
11686 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11687 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11688 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11690 2009-06-29 Richard Guenther <rguenther@suse.de>
11692 PR tree-optimization/40579
11693 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11694 the IL to simplify has constants that overflowed.
11696 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11698 PR tree-optimization/40550
11699 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11700 vector_compute_type only when the size of vector_compute_type is
11701 less than the size of type.
11703 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11705 * fold-const.c (contains_label_1): Fix comments.
11706 (contains_label_p): Do not walk trees multiple time.
11708 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11710 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11711 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11712 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11713 ix86_fp_comparison_operator.
11714 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11715 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11716 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11717 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11718 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11719 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11720 (related splits): Change predicate to ix86_fp_comparison_operator.
11721 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11722 instead of ix86_fp_comparison_codes.
11723 (ix86_trivial_fp_comparison_operator,
11724 ix86_fp_comparison_operator): New.
11725 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11726 (ix86_expand_compare): Eliminate last two parameters.
11727 (ix86_fp_jump_nontrivial_p): Kill.
11728 * config/i386/i386.c (put_condition_code): Eliminate call to
11729 ix86_fp_comparison_codes and subsequent assertion.
11730 (ix86_fp_comparison_codes): Eliminate.
11731 (ix86_fp_swap_condition): New.
11732 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11733 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11734 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11735 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11736 and ix86_fp_swap_condition.
11737 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11738 Use ix86_fp_comparison_strategy.
11739 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11740 (ix86_fp_jump_nontrivial_p): Eliminate.
11741 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11742 call to ix86_expand_compare.
11743 (ix86_split_fp_branch, ix86_expand_setcc,
11744 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11745 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11747 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11749 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11750 related to jump_clobbers.
11751 * config/arm/arm.md (conds): Remove jump_clob case.
11752 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11753 splits): Change comparison_operator to arm_comparison_operator.
11754 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11757 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11759 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11760 condition for floating point modes.
11761 * expmed.c (emit_store_flag_1): Move here a bigger part
11762 of emit_store_flag.
11763 (emit_store_flag): Try swapping the condition for floating point
11765 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11767 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11769 * expr.c (expand_expr_real_1): Just use do_store_flag.
11770 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11771 emit_store_flag_force.
11772 * expmed.c (emit_store_flag_force): Copy here trick
11773 previously in expand_expr_real_1. Try reversing the comparison.
11774 (emit_store_flag_1): Work if target is NULL.
11775 (emit_store_flag): Work if target is NULL, using the result mode
11776 from the comparison. Use split_comparison, restructure final part
11777 to simplify conditionals.
11779 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11781 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11782 * dojump.c (do_jump): Change handling of floating-point
11783 ops to use just do_compare_and_jump.
11784 (split_comparison): New.
11785 (do_compare_rtx_and_jump): Add here logic coming previously
11786 in do_jump, using split_comparison.
11788 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11791 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11793 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11795 * tree-ssa-alias.c: Fix unintentional commit.
11797 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11799 * passes.c (execute_one_pass): Fix unintentional commit.
11801 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11803 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11804 (df_rd_local_compute, df_md_local_compute): Inline them.
11806 (df_md_scratch): New.
11807 (df_md_alloc, df_md_free): Allocate/free it.
11808 (df_md_local_compute): Only include live registers in init.
11809 (df_md_transfer_function): Prune the in-set computed by
11810 the confluence function, and the gen-set too.
11812 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11814 PR rtl-optimization/26854
11815 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11816 * df-problems.c (df_rd_add_problem): Fix comment.
11817 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11818 df_md_simulate_artificial_defs_at_top,
11819 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11820 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11821 df_md_transfer_function, df_md_init, df_md_confluence_0,
11822 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11823 problem_MD, df_md_add_problem): New.
11824 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11825 df_md_get_bb_info): New.
11826 (DF_LAST_PROBLEM_PLUS1): Adjust.
11828 * Makefile.in (fwprop.o): Include domwalk.h.
11829 * fwprop.c: Include domwalk.h.
11830 (reg_defs, reg_defs_stack): New.
11831 (bitmap_only_bit_between): Remove.
11832 (process_defs): New.
11833 (process_uses): Use reg_defs and local_md instead of
11834 bitmap_only_bit_between and local_rd.
11835 (single_def_use_enter_block): New, from build_single_def_use_links.
11836 (single_def_use_leave_block): New.
11837 (build_single_def_use_links): Remove code moved to
11838 single_def_use_enter_block, invoke domwalk.
11839 (use_killed_between): Adjust comment.
11841 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11843 * bitmap.h (bitmap_ior_and_into): New.
11844 * bitmap.c (bitmap_ior_and_into): New.
11846 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11848 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11849 before_dom_children_before_stmts and after_dom_children_after_stmts.
11850 Rename the two remaining callbacks to just before_dom_children and
11851 after_dom_children. Remove other GIMPLE statement walking bits.
11852 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11853 * graphite.c: Do not include domwalk.h.
11854 * tree-into-ssa.c (interesting_blocks): New global.
11855 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11856 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11857 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11858 now that they're not domwalk callbacks.
11859 (rewrite_initialize_block): Rename to...
11860 (rewrite_enter_block): ... this, place after called functions. Test
11861 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11862 (rewrite_finalize_block): Rename to...
11863 (rewrite_leave_block): ... this, place after called functions.
11864 (rewrite_update_init_block): Rename to...
11865 (rewrite_update_enter_block): ... this, place after called functions.
11866 Test interesting_blocks, call rewrite_update_stmt and
11867 rewrite_update_phi_arguments.
11868 (rewrite_update_fini_block): Rename to...
11869 (rewrite_leave_block): ... this, place after called functions.
11870 (rewrite_blocks): Remove last argument, simplify initialization of
11872 (mark_def_sites_initialize_block): Rename to...
11873 (mark_def_sites_block): ... this, call mark_def_sites.
11874 (mark_def_sites_blocks): Remove argument, simplify initialization of
11876 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11877 (update_ssa): Likewise.
11878 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11880 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11881 (dom_opt_initialize_block): Rename to...
11882 (dom_opt_enter_block): ... this, place after called functions. Walk
11883 statements here, inline propagate_to_outgoing_edges.
11884 (dom_opt_finalize_block): Rename to...
11885 (dom_opt_leave_block): ... this, place after called functions.
11886 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11888 (dse_enter_block, dse_record_phi): New.
11889 (dse_record_phis): Delete.
11890 (dse_finalize_block): Rename to...
11891 (dse_leave_block): ... this.
11892 (tree_ssa_dse): Simplify initialization of walk_data.
11893 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11894 Adjust initialization of walk_data.
11895 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11896 * tree-ssa-loop-phiopt.c (get_non_trapping):
11897 Adjust initialization of walk_data.
11898 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11899 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11900 it's not a domwalk callback.
11901 (uncprop_initialize_block): Rename to...
11902 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11903 (dse_finalize_block): Rename to...
11904 (dse_leave_block): ... this.
11905 (tree_ssa_uncprop): Simplify initialization of walk_data.
11906 * Makefile.in: Adjust dependencies.
11908 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11910 * arm.md (casesi): Fix test for Thumb1.
11911 (thumb1_casesi_internal_pic): Likewise.
11912 (thumb1_casesi_dispatch): Likewise.
11914 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11916 * config/arm/arm-cores.def: Added core cortex-m0.
11917 * config/arm/arm-tune.md: Regenerated.
11918 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11920 2009-06-26 DJ Delorie <dj@redhat.com>
11922 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11924 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11925 the scheduler doesn't tag jump insns.
11927 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11929 * c-decl.c (merge_decls): Re-indent.
11931 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11934 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11935 Special-case decimal float constants.
11937 2009-06-26 Richard Henderson <rth@redhat.com>
11939 * function.h (struct function): Add cannot_be_copied_reason,
11940 and cannot_be_copied_set.
11941 * tree-inline.c (has_label_address_in_static_1): Rename from
11942 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11943 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11944 don't set inline_forbidden_reason.
11945 (copy_forbidden): New function, split out of inline_forbidden_p.
11946 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11947 (inline_forbidden_p): Use copy_forbidden.
11948 (tree_versionable_function_p): Likewise.
11949 (inlinable_function_p): Merge into tree_inlinable_function_p.
11950 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11951 * ipa-cp.c (ipcp_versionable_function_p): New function.
11952 (ipcp_cloning_candidate_p): Use it.
11953 (ipcp_node_modifiable_p): Likewise.
11955 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11957 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11958 that is marked not to be inlined. Remove flag_mudflap use.
11959 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11960 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11962 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11965 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11966 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11968 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11970 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11972 (__mingwthr_remove_key_dtor): Likewise.
11974 2009-06-26 Richard Guenther <rguenther@suse.de>
11976 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11978 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11980 PR middle-end/40525
11981 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11982 try the non-cond_exec path also.
11984 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11987 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11988 (output_cbranch): Use new functions.
11989 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11992 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11993 Pat Haugen <pthaugen@us.ibm.com>
11994 Revital Eres <ERES@il.ibm.com>
11996 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11997 for %c error. Add %x support to print VSX registers as a unified
11998 register set, instead of separate float and altivec registers.
11999 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12000 %y case, and add support for VSX pre-modify addresses.
12001 (output_toc): Add assert for CONST containing an integer constant
12003 (rs6000_adjust_cost): Add POWER7 support.
12004 (insn_must_be_first_in_group): Ditto.
12005 (insn_must_be_last_in_group): Ditto.
12006 (rs6000_emit_popcount): Ditto.
12007 (rs6000_vector_mode_supported_p): Ditto.
12009 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12010 Change some of the functions called by macros to being called
12011 through a pointer, so debug functions can be inserted if
12012 -mdebug=addr or -mdebug=cost.
12013 (rs6000_preferred_reload_class_ptr): Ditto.
12014 (rs6000_secondary_reload_class_ptr): Ditto.
12015 (rs6000_secondary_memory_needed_ptr): Ditto.
12016 (rs6000_cannot_change_mode_class_ptr): Ditto.
12017 (rs6000_secondary_reload_inner): Ditto.
12018 (rs6000_legitimize_reload_address): Ditto.
12019 (rs6000_legitimize_reload_address_ptr): Ditto.
12020 (rs6000_mode_dependent_address): Ditto.
12021 (rs6000_mode_dependent_address_ptr): Ditto.
12023 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12024 function to return true if the mode allows reg + integer
12026 (virtual_stack_registers_memory_p): New function to return true if
12027 the address refers to a virtual stack register.
12028 (rs6000_legitimate_offset_address_p): Move code to say whether a
12029 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12031 (rs6000_legitimate_address_p): Add checks for modes that only can
12032 do reg+reg addressing. Start adding VSX support.
12033 (rs6000_legitimize_reload_address): Ditto.
12034 (rs6000_legitimize_address): Ditto.
12035 (rs6000_debug_legitimate_address_p): New debug functions for
12036 -mdebug=addr and -mdebug=cost.
12037 (rs6000_debug_rtx_costs): Ditto.
12038 (rs6000_debug_address_costs): Ditto.
12039 (rs6000_debug_adjust_cost): Ditto.
12040 (rs6000_debug_legitimize_address): Ditto.
12041 (rs6000_legitimize_reload_address_ptr): Point to call normal
12042 function or debug function. Make functions called via pointer
12044 (rs6000_mode_dependent_address_ptr): Ditto.
12045 (rs6000_secondary_reload_class_ptr): Ditto.
12046 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12047 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12048 into a friendlier error.
12049 (rs6000_init_builtins): Add initial VSX support.
12050 (rs6000_adjust_cost): Fix some spacing issues.
12052 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12053 (REG_CLASS_NAMES): Ditto.
12054 (REG_CLASS_CONTENTS): Ditto.
12055 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12056 pointer, to add -mdebug=addr support.
12057 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12058 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12059 -mdebug=addr support.
12060 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12061 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12062 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12064 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12066 (bswapsi*): Set attribute types for load/store. Add combiner
12067 patterns to eliminate zero extend on 64-bit.
12068 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12069 stdbrx if the hardware supports those instructions.
12071 2009-06-25 Ian Lance Taylor <iant@google.com>
12073 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12074 (Link Options): Document -static-libstdc++.
12076 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12079 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12080 DATA_ALIGNMENT instead.
12082 2009-06-25 Richard Guenther <rguenther@suse.de>
12084 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12085 indirect references against the callused/escaped solutions.
12086 (call_may_clobber_ref_p_1): Likewise.
12088 2009-06-25 Martin Jambor <mjambor@suse.cz>
12090 PR tree-optimization/40493
12091 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12092 (enum unscalarized_data_handling): New type.
12093 (handle_unscalarized_data_in_subtree): Return what has been done.
12094 (load_assign_lhs_subreplacements): Handle left flushes differently.
12095 (sra_modify_assign): Use unscalarized_data_handling, simplified
12096 condition determining whether to remove the statement.
12098 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12100 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12101 excerpt - @ should be doubled for texinfo.
12103 2009-06-24 Ian Lance Taylor <iant@google.com>
12105 * config/arc/arc.c: Include "df.h".
12106 (arc_attribute_table): Make static. Move higher in file.
12107 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12108 (output_shift): Initialize n later to avoid warning.
12109 * config/arm/arm.c (arm_attribute_table): Make static. Move
12111 * config/avr/avr.c (avr_attribute_table): Make static. Move
12113 (reg_class_tab): Change array type from int to enum reg_class.
12114 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12116 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12117 (lshrhi3_out): Likewise.
12118 (class_likely_spilled_p): Change return type to bool.
12119 (avr_rtx_costs): Use local code variable with enum type.
12120 * config/avr/avr.md (movmemhi): Use add_reg_note.
12121 (andhi3, andsi3): Don't use AS2 with "and".
12122 (iorhi3, iorsi3): Don't use AS2 with "or".
12123 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12124 * config/crx/crx.c: Include "df.h".
12125 (crx_attribute_table): Make static.
12126 * config/m32r/m32r.c: Include "df.h".
12127 (m32r_attribute_table): Make static. Move higher in file.
12128 (pop): Use add_reg_note.
12129 (block_move_call): Change 0 to LCT_NORMAL in function call.
12130 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12131 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12132 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12133 declare, not just when TREE_CODE is defined.
12134 * config/m68hc11/m68hc11.c: Include "expr.h".
12135 (m68hc11_attribute_table): Make static. Move higher in file.
12136 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12138 (m68hc11_register_indirect_p): Likewise.
12139 (m68hc11_function_arg_padding): Change return type to enum
12141 (emit_move_after_reload): Use add_reg_note.
12142 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12143 (m68hc11_split_logical): Likewise.
12144 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12146 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12147 to VOIDmode in function call.
12148 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12150 (m68hc11_split_logical): Update declaration.
12151 (m68hc11_function_arg_padding): Update declaration.
12152 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12153 to array of enum reg_class.
12154 (mcore_attribute_table): Make static. Move higher in file.
12155 (mcore_rtx_costs): Add cast to enum type.
12156 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12157 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12158 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12160 * config/sh/predicates.md (trapping_target_operand): Rename and to
12162 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12164 * config/spu/spu.c (spu_attribute_table): Make static. Move
12166 * config/v850/v850.c (v850_attribute_table): Make static. Move
12168 (v850_rtx_costs): Use local code with enum type.
12169 (expand_epilogue): Add cast.
12170 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12172 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12175 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12176 -m2a-single-only and -m2a-nofpu.
12177 * config/sh/sh.opt: Document m2a generates FPU code.
12179 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12181 * defaults.h (CAN_ELIMINATE): Provide default.
12182 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12183 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12184 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12185 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12186 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12187 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12188 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12189 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12190 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12191 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12193 2009-06-24 DJ Delorie <dj@redhat.com>
12195 * mep-ext-cop.cpu: Fix copyright notice.
12196 * mep-default: Fix copyright notice.
12197 * mep-core: Fix copyright notice.
12198 * mep: Fix copyright notice.
12199 * mep-ivc2: Fix copyright notice.
12200 * mep-c5: Fix copyright notice.
12202 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12204 * doc/contrib.texi (Contributors):
12206 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12208 PR middle-end/40501
12209 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12210 src and dst operands if necessary.
12212 2009-06-23 DJ Delorie <dj@redhat.com>
12215 * config.gcc: Add mep support.
12216 * recog.c: Resurrect validate_replace_rtx_subexp().
12217 * recog.h: Likewise.
12218 * config/mep/: Add new port:
12219 * config/mep/constraints.md: New file.
12220 * config/mep/default.h: New file.
12221 * config/mep/intrinsics.h: New file.
12222 * config/mep/intrinsics.md: New file.
12223 * config/mep/ivc2-template.h: New file.
12224 * config/mep/mep-c5.cpu: New file.
12225 * config/mep/mep-core.cpu: New file.
12226 * config/mep/mep-default.cpu: New file.
12227 * config/mep/mep-ext-cop.cpu: New file.
12228 * config/mep/mep-intrin.h: New file.
12229 * config/mep/mep-ivc2.cpu: New file.
12230 * config/mep/mep-lib1.asm: New file.
12231 * config/mep/mep-lib2.c: New file.
12232 * config/mep/mep-pragma.c: New file.
12233 * config/mep/mep-protos.h: New file.
12234 * config/mep/mep-tramp.c: New file.
12235 * config/mep/mep.c: New file.
12236 * config/mep/mep.cpu: New file.
12237 * config/mep/mep.h: New file.
12238 * config/mep/mep.md: New file.
12239 * config/mep/mep.opt: New file.
12240 * config/mep/predicates.md: New file.
12241 * config/mep/t-mep: New file.
12243 2009-06-23 Ian Lance Taylor <iant@google.com>
12245 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12246 from loose_warn into c_loose_warn and from strict_warn into
12247 c_strict_warn. Set and substitute warn_cxxflags. Check for
12248 --enable-build-with-cxx. Set and substitute
12249 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12250 * Makefile.in (CXXFLAGS): New variable.
12251 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12252 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12253 the default is the same as $(STRICT_WARN).
12254 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12255 (CXX): New variable.
12256 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12257 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12258 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12259 (HOST_LIBS): New variable.
12260 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12261 (ALL_CXXFLAGS): New variable.
12262 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12263 * doc/install.texi (Configuration): Document
12264 --enable-build-with-cxx, --with-stage1-ldflags,
12265 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12266 * configure: Rebuild.
12268 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12270 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12271 from previous commit.
12273 2009-06-23 Ian Lance Taylor <iant@google.com>
12275 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12277 2009-06-23 Ian Lance Taylor <iant@google.com>
12279 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12280 with ATTRIBUTE_UNUSED.
12282 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12283 Pat Haugen <pthaugen@us.ibm.com>
12284 Revital Eres <eres@il.ibm.com>
12286 * config.in (HAVE_AS_POPCNTD): Add default definition.
12287 (HAVE_AS_LWSYNC): Ditto.
12289 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12291 (gcc_cv_as_powerpc_cmpb): Ditto.
12292 (gcc_cv_as_powerpc_dfp): Ditto.
12293 (gcc_cv_as_powerpc_vsx): Ditto.
12294 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12295 supporting the popcntd/lwsync instructions.
12296 (gcc_cv_as_powerpc_lwsync): Ditto.
12297 * configure: Regenerate.
12299 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12300 -mcpu=native and -mcpu=power7.
12301 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12303 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12304 a variable instead of a mask to reduce the number of mask bits.
12305 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12306 (-mbit-word): Ditto.
12307 (-mregnames): Ditto.
12308 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12309 (-mfused-madd): Ditto.
12311 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12313 (-mvsx): New switch for VSX instructions.
12314 (-misel): Move from a variable to a mask to allow it to be set by
12317 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12318 function declaration to an array declaration.
12319 (rs6000_hard_regno_nregs): New external array declaration.
12321 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12322 files included by rs6000.md.
12324 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12325 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12327 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12329 (rs6000_debug_reg): New -mdebug= variables.
12330 (rs6000_debug_addr): Ditto.
12331 (rs6000_debug_cost): Ditto.
12332 (rs6000_pmode): New variable to hold Pmode.
12333 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12334 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12335 calculated at compiler start.
12336 (rs6000_hard_regno_nregs): Change function to an array which holds
12337 HARD_REGNO_NREGS calculated at compiler start.
12338 (rs6000_explicit_options): Delete isel field.
12339 (rs6000_vector_unit): New array to hold which vector unit
12340 supports arithmetic options for a given type.
12341 (rs6000_vector_mem): New array to hold which vector unit supports
12342 memory reference operations for a given type.
12343 (rs6000_vector_align): New array to given the alignment of each
12345 (power7_cost): New basic costs for power7.
12346 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12347 (rs6000_hard_regno_nregs_internal): New function, moved from
12348 HARD_REGNO_NREGS, to calculate the number of registers each hard
12349 register takes for each type.
12350 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12351 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12352 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12353 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12354 unit information here so it is calculated once at compiler startup
12356 (rs6000_override_options): Make -misel a target mask. Add more
12357 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12358 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12360 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12361 (rs6000_handle_option): Move -misel from variable to target mask.
12362 (rs6000_builtin_mask_for_load): Add VSX support.
12363 (rs6000_conditional_register_usage): Ditto.
12364 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12365 (function_arg_boundary): Ditto.
12366 (rs6000_expand_builtin): Ditto.
12367 (def_builtin): Make abort message a little friendlier.
12368 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12370 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12371 assembler support the popcntd instruction instead of a vsx
12372 instruction to enable power7 support.
12373 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12374 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12375 option to the assembler if -mcpu=native.
12376 (ASM_CPU_NATIVE_SPEC): Ditto.
12377 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12379 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12380 the lwsync instruction.
12381 (enum processor_type): Add PROCESSOR_POWER7.
12382 (rs6000_debug_reg): New -mdebug= options.
12383 (rs6000_debug_addr): Ditto.
12384 (rs6000_debug_cost): Ditto.
12385 (rs6000_isel): Delete.
12386 (enum rs6000_vector): New enum to say what vector unit we have.
12387 (VECTOR_UNIT_*): New macros to say which vector unit has
12388 arithmetic operations for a given type.
12389 (VECTOR_MEM_*): New macros to say which vector unit has memory
12390 operations for a given type.
12391 (TARGET_LDBRX): Whether the machine supports the ldbrx
12393 (TARGET_ISEL): Delete, -misel moved to be a mask.
12394 (TARGET_ISEL64): New macro for 64-bit isel support.
12395 (UNITS_PER_VSX_WORD): New macro.
12396 (POINTER_SIZE): Move to be an external variable, rather than
12397 calculating whether we are generating 32 ot 64-bit code.
12399 (STACK_BOUNDARY): Add VSX support.
12400 (LOCAL_ALIGNMENT): Ditto.
12401 (SLOW_UNALIGNED_ACCESS): Ditto.
12402 (VSX_REGNO_P): New macro for VSX support.
12403 (VFLOAT_REGNO_P): Ditto.
12404 (VINT_REGNO_P): Ditto.
12405 (VLOGICAL_REGNO_P): Ditto.
12406 (VSX_VECTOR_MODE): Ditto.
12407 (VSX_SCALAR_MODE): Ditto.
12409 (VSX_MOVE_MODE): Ditto.
12410 (VSX_REG_CLASS_P): Ditto.
12411 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12413 (UNITS_PER_SIMD_WORD): Add VSX support.
12414 (MODES_TIEABLE_P): Ditto.
12415 (STARTING_FRAME_OFFSET): Ditto.
12416 (STACK_DYNAMIC_OFFSET): Ditto.
12417 (EPILOGUE_USES): Ditto.
12418 (REGNO_REG_CLASS): Move to array lookup.
12419 (CLASS_MAX_NREGS): Ditto.
12420 (rs6000_vector_reg_class): Add declaration.
12421 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12422 overlap with the floating point and Altivec registers.
12424 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12426 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12427 give the appropriate asm switches if -mcpu=native.
12428 (host_detect_local_cpu): Add support for "asm".
12429 (host_detect_local_cpu): Follow GNU code guidelines for name.
12431 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12432 -mbit-word to a variable instead of being a target mask.
12434 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12435 emit the lwsync instruction instead of emitting the instruction as
12436 an integer constant.
12438 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12439 fixuns_trundfsi2, move expander into rs6000.md.
12441 * config/rs6000/rs6000.md (cpu): Add power7.
12442 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12443 (logical predicate patterns): Change the single instruction
12444 primitives that set CR0 to be fast_compare instead of compare.
12446 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12447 (popcntddi2): Ditto.
12448 (popcount<mode>): Ditto.
12449 (floating multiply/add insns): Name the floating point
12450 multiply/add insns.
12451 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12452 (isel_unsigned_<mode>): Ditto.
12453 (fixuns_trundfsi2): Move expander here from spe.md.
12454 (smindi3): Define if we have -misel on 64-bit systems.
12459 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12461 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12463 * config/avr/avr.c (avr_current_device): New variable.
12464 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12465 (avr_arch, mcu_type_s): Move to avr.h.
12466 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12467 default_data_section_start fields.
12468 (avr_arch): Moved from avr.c.
12469 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12470 library_name fields.
12471 (avr_current_device, avr_mcu_types, avr_arch_types,
12472 avr_device_to_arch, avr_device_to_data_start,
12473 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12474 (EXTRA_SPEC_FUNCTIONS): Define.
12475 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12476 options mapping. Use device_to_arch and device_to_data_start insted.
12477 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12478 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12479 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12480 * config/avr/driver-avr.c: New file.
12481 * config/avr/avr-devices.c: New file.
12483 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12485 * var-tracking.c (unshare_variable): Force initialized to
12486 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12487 (set_variable_part): Likewise.
12488 (struct variable_union_info): Remove pos_src field.
12489 (vui_vec, vui_allocated): New variables.
12490 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12491 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12492 == 1 use a simpler sorting algorithm. Compute pos field right
12493 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12494 Avoid quadratic comparison if !flag_var_tracking_uninit.
12495 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12496 unshare_variable unconditionally.
12497 (dataflow_set_different_2): Removed.
12498 (dataflow_set_different): Don't traverse second hash table.
12499 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12500 unconditionally to var_reg_set or var_mem_set.
12501 (emit_notes_in_bb): Likewise.
12502 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12504 (emit_note_insn_var_location): Don't set initialized to
12505 VAR_INIT_STATUS_INITIALIZED early.
12506 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12508 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12510 * tree-object-size.c (addr_object_size): Instead of checking
12511 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12512 are no FIELD_DECLs following it.
12514 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12516 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12517 order to match bswaps with signed source operands.
12519 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12521 * sdbout.c (sdbout_one_type): Fix braces in switch.
12523 2009-06-23 Richard Guenther <rguenther@suse.de>
12525 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12527 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12528 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12529 var_callused, callused_tree, var_storedanything, storedanything_tree,
12530 var_integer, integer_tree): Remove global variables.
12531 (new_var_info): Do not pass new id, append the new var to the
12532 global variable vector.
12533 (do_ds_constraint): Use is_global_var member of the variable-info.
12534 (new_scalar_tmp_constraint_exp): Adjust.
12535 (create_function_info_for): Likewise.
12536 (create_variable_info_for): Likewise.
12537 (find_what_var_points_to): Remove dead code.
12538 (init_base_vars): Simplify.
12539 (compute_points_to_sets): Adjust.
12541 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12543 * combine.c (try_combine): Dump information about the insns we're
12546 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12548 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12549 check when calling force_to_mode on TRUNCATE's operand.
12551 2009-06-22 Ian Lance Taylor <iant@google.com>
12553 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12555 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12557 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12559 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12561 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12562 override library linkage flags such as -static-libgcc or
12565 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12567 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12569 2009-06-22 Ian Lance Taylor <iant@google.com>
12571 * config/linux.opt: Put mglibc ahead of muclibc.
12573 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12574 for duplicate decls.
12576 2009-06-22 Matthias Klose <doko@ubuntu.com>
12578 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12580 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12583 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12584 instead of NULL if a parser error occurs.
12586 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12588 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12589 non-DWARF2_DEBUGGING_INFO version.
12591 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12593 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12594 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12596 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12597 (LIBGCC2_TF_CEXT): Define.
12600 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12603 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12605 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12607 * config/arm/arm.c (arm_override_options): Disable
12608 -mcaller-super-interworking and -mcallee-super-interworking.
12609 * doc/invoke.texi (ARM Options): Document this.
12611 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12613 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12614 * config/arm/constraints.md (j): New constraint for movw operands.
12615 (N): Remove thumb2 meaning.
12616 * config/arm/arm.md (*arm_movw): Delete.
12617 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12618 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12619 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12621 2009-06-22 Martin Jambor <mjambor@suse.cz>
12623 PR tree-optimization/40492
12624 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12625 build_ref_for_offset.
12627 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12629 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12630 JUMP_TABLE_DATA_P predicates where applicable.
12631 * auto-inc-dec.c: Ditto.
12632 * builtins.c: Ditto.
12633 * caller-save.c: Ditto.
12635 * cfgcleanup.c: Ditto.
12636 * cfglayout.c: Ditto.
12638 * combine.c: Ditto.
12639 * combine-stack-adj.c: Ditto.
12643 * df-scan.c: Ditto.
12645 * dwarf2asm.c: Ditto.
12646 * dwarf2out.c: Ditto.
12647 * emit-rtl.c: Ditto.
12653 * function.c: Ditto.
12656 * genpreds.c: Ditto.
12657 * genrecog.c: Ditto.
12659 * ira-costs.c: Ditto.
12660 * ira-lives.c: Ditto.
12662 * loop-iv.c: Ditto.
12663 * lower-subreg.c: Ditto.
12664 * modulo-sched.c: Ditto.
12666 * postreload.c: Ditto.
12667 * print-rtl.c: Ditto.
12669 * reginfo.c: Ditto.
12670 * regmove.c: Ditto.
12671 * reload1.c: Ditto.
12674 * rtlanal.c: Ditto.
12676 * sched-vis.c: Ditto.
12678 * sel-sched-ir.c: Ditto.
12679 * simplify-rtx.c: Ditto.
12680 * targhooks.c: Ditto.
12681 * var-tracking.c: Ditto.
12682 * vmsdbgout.c: Ditto.
12684 2009-06-22 Matthias Klose <doko@ubuntu.com>
12686 * Makefile.in (install-plugin): Always use DESTDIR.
12688 2009-06-22 Olivier Hainque <hainque@adacore.com>
12690 * config/pa/pa.c (output_call): Don't optimize post call jumps
12691 into return address adjustments if the call may throw.
12693 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12695 * arm.c (thumb1_output_casesi): New function.
12696 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12697 optimizing for size or PIC.
12698 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12699 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12700 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12701 (thumb1_casesi_internal_pic): New expand rule.
12702 (thumb1_casesi_dispatch): New pattern.
12703 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12705 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12706 in the text seciton when PIC or optimizing for size.
12707 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12708 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12709 preservation properties of code.
12710 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12711 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12712 (__gnu_thumb1_case_si): New function.
12713 * t-arm (LIB1ASMSRC): Define here.
12714 (LIB1ASMFUNCS): Add some common functions.
12715 * t-arm-elf (LIB1ASMSRC): Delete.
12716 (LIB1ASMFUNCS): Append to existing set.
12717 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12718 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12719 * t-symbian (LIB1ASMFUNCS): Likewise.
12720 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12721 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12723 2009-06-21 Richard Guenther <rguenther@suse.de>
12725 PR tree-optimization/38729
12726 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12727 to loops with a single exit if -fno-expensive-optimizations.
12729 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12731 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12732 (dataflow_set): Change vars type from htab_t to shared_hash.
12733 (shared_hash_pool, empty_shared_hash): New variables.
12734 (vars_clear): Removed.
12735 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12736 shared_hash_find_slot_unshare, shared_hash_find_slot,
12737 shared_hash_find_slot_noinsert, shared_hash_find): New
12739 (shared_hash_unshare, shared_hash_destroy): New functions.
12740 (unshare_variable): Unshare set->vars if shared, use
12742 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12743 (get_init_value, find_src_set_src, dump_dataflow_set,
12744 clobber_variable_part, emit_notes_for_differences): Use
12746 (dataflow_set_init): Remove second argument, set vars to
12747 empty_shared_hash instead of creating a new htab.
12748 (dataflow_set_clear): Call shared_hash_destroy and set vars
12749 to empty_shared_hash instead of calling vars_clear.
12750 (dataflow_set_copy): Don't call vars_copy, instead just share
12751 the src htab with dst.
12752 (variable_union): Use shared_hash_*, use initially NO_INSERT
12753 lookup if set->vars is shared. Don't keep slot cleared before
12754 calling unshare_variable. Unshare set->vars if needed.
12755 Even ->refcount == 1 vars must be unshared if set->vars is shared
12756 and var needs to be modified.
12757 (variable_canonicalize): New function.
12758 (dataflow_set_union): If dst->vars is empty, just share src->vars
12759 with dst->vars and traverse with variable_canonicalize to canonicalize
12760 and unshare what is needed.
12761 (dataflow_set_different): If old_set and new_set use the same shared
12762 htab, they aren't different. If number of htab elements is different,
12763 htabs are different. Use shared_hash_*.
12764 (dataflow_set_destroy): Call shared_hash_destroy instead of
12766 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12767 second argument to dataflow_set_init.
12768 (vt_initialize): Likewise. Initialize shared_hash_pool and
12769 empty_shared_hash, move bb in/out initialization afterwards.
12770 Use variable_htab_free instead of NULL as changed_variables del hook.
12771 (variable_was_changed): Change type of second argument to pointer to
12772 dataflow_set. When inserting var into changed_variables, bump
12773 refcount. Unshare set->vars if set is shared htab and slot needs to
12775 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12776 lookup if set->vars is shared. Unshare set->vars if needed.
12777 Even ->refcount == 1 vars must be unshared if set->vars is shared
12778 and var needs to be modified. Adjust variable_was_changed caller.
12779 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12780 vars must be unshared if set->vars is shared and var needs to be
12781 modified. Adjust variable_was_changed caller.
12782 (emit_note_insn_var_location): Don't pool_free var.
12783 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12785 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12786 free_alloc_pool on shared_hash_pool.
12788 2009-06-20 Anthony Green <green@moxielogic.com>
12790 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12791 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12793 2009-06-20 Richard Guenther <rguenther@suse.de>
12795 * tree-ssa-structalias.c (find_func_aliases): For memset use
12796 a constraint from NULL if we memset to zero.
12797 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12798 we explicitly handle that do not read from memory.
12799 (call_may_clobber_ref_p_1): Properly handle builtins that may
12802 2009-06-20 Richard Guenther <rguenther@suse.de>
12804 PR tree-optimization/40495
12805 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12806 (new_scalar_tmp_constraint_exp): New function.
12807 (process_constraint): Do not create temporary decls.
12808 (process_all_all_constraints): Likewise.
12809 (handle_const_call): Likewise.
12810 (create_function_info_for): Do not set decl.
12812 2009-06-19 Ian Lance Taylor <iant@google.com>
12814 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12815 (rs6000_attribute_table): Make static; move before use.
12817 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12819 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12820 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12821 Propagate the TREE_READONLY flag without overwriting it.
12822 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12823 Propagate the TREE_READONLY flag onto the result.
12824 (process_call_operands): Move around. Use correct constant value.
12826 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12829 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12830 * config/arm/arm.md: Likewise.
12832 2009-06-19 Ian Lance Taylor <iant@google.com>
12834 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12835 to GIMPLE_ERROR_MARK.
12837 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12838 op2_original_type parameters. Warn about using different enum types.
12839 * c-parser.c (c_parser_conditional_expression): Pass original
12840 types to build_conditional_expr.
12841 * c-tree.h (build_conditional_expr): Update declaration.
12843 2009-06-19 Ian Lance Taylor <iant@google.com>
12845 * config/i386/i386.c (ix86_function_specific_save): Test that
12846 fields match values, rather than testing the values are in a
12849 2009-06-19 Richard Guenther <rguenther@suse.de>
12851 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12852 ADDR_EXPR pointers.
12853 (ptr_derefs_may_alias_p): Likewise.
12854 (ptr_deref_may_alias_ref_p_1): New function.
12855 (ptr_deref_may_alias_ref_p): Likewise.
12856 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12857 covered by looking at the ESCAPED solution.
12858 (call_may_clobber_ref_p_1): Likewise.
12859 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12860 Handle NULL_TREE offset. Do not produce redundant constraints.
12861 (process_all_all_constraints): New helper function.
12862 (do_structure_copy): Use it.
12863 (handle_lhs_call): Likewise.
12864 (find_func_aliases): Handle some builtins with pointer arguments
12865 and/or return values explicitly.
12867 2009-06-19 Ian Lance Taylor <iant@google.com>
12869 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12871 2009-06-19 Ian Lance Taylor <iant@google.com>
12873 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12875 2009-06-19 Ian Lance Taylor <iant@google.com>
12877 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12878 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12881 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12882 uninitialized const.
12884 2009-06-19 Ian Lance Taylor <iant@google.com>
12886 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12889 * c-decl.c (in_struct, struct_types): Remove.
12890 (struct c_binding): Add in_struct field.
12891 (c_binding_ptr): Define type, along with VEC.
12892 (struct c_struct_parse_info): Define.
12893 (struct_parse_info): New static variable.
12894 (bind): Initialize in_struct field.
12895 (start_struct): Remove enclosing_in_struct and
12896 enclosing_struct_types parameters. Add
12897 enclosing_struct_parse_info parameter. Change all callers. Set
12898 struct_parse_info rather than in_struct and struct_types.
12899 (grokfield): If -Wc++-compat and there is a symbol binding for the
12900 field name, set the in_struct flag and push it on the
12901 struct_parse_info->fields vector.
12902 (warn_cxx_compat_finish_struct): New static function.
12903 (finish_struct): Remove enclosing_in_struct and
12904 enclosing_struct_types parameters. Add
12905 enclosing_struct_parse_info parameter. Change all callers. Don't
12906 set C_TYPE_DEFINED_IN_STRUCT here. Call
12907 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12908 parameter. Only push on struct_types if warn_cxx_compat.
12909 (finish_enum): Only push on struct_types if warn_cxx_compat.
12910 (declspecs_add_type): Add loc parameter. Change all callers.
12911 Change all error calls to error_at. Pass loc, not input_location,
12912 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12913 defined in a struct. If -Wc++-compat and parsing a struct, record
12914 that a typedef name was used.
12915 * c-parser.c (c_parser_declspecs): Get location to pass to
12916 declspecs_add_type.
12917 (c_parser_struct_or_union_specifier): Update calls to start_struct
12919 * c-tree.h (struct c_struct_parse_info): Declare.
12920 (finish_struct, start_struct): Update declarations.
12921 (declspecs_add_type): Update declaration.
12923 2009-06-19 Ian Lance Taylor <iant@google.com>
12925 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12926 variable with an anonymous type.
12928 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12930 * see.c: Remove for real.
12932 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12934 * optabs.h (enum optab_index): Add new OTI_significand.
12935 (significand_optab): Define corresponding macro.
12936 * optabs.c (init_optabs): Initialize significand_optab.
12937 * genopinit.c (optabs): Implement significand_optab using
12938 significand?f2 patterns.
12939 * builtins.c (expand_builtin_mathfn): Handle
12940 BUILT_IN_SIGNIFICAND{,F,L}.
12941 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12942 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12944 * config/i386/i386.md (significandxf2, significand<mode>2): New
12945 expanders to implement significandf, significand and significandl
12946 built-ins as inline x87 intrinsics.
12948 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12950 * config/avr/avr.c (avr_override_options): Remove setting value of
12951 PARAM_INLINE_CALL_COST.
12953 2009-06-18 Richard Henderson <rth@redhat.com>
12956 * tree-pass.h (TDF_ASMNAME): New.
12957 * tree-dump.c (dump_options): Add asmname.
12958 * doc/invoke.texi: Document it.
12960 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12961 (dump_decl_name): ...here.
12962 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12963 (dump_generic_node): Update dump_function_name calls.
12964 (print_call_name): New flags arg; update all dump calls.
12965 * diagnostic.h (print_call_name): Update.
12966 * gimple-pretty-print.c (dump_gimple_call): Update.
12968 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12971 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12973 2009-06-18 Diego Novillo <dnovillo@google.com>
12975 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12976 * plugin.c (str_license): Declare.
12977 (try_init_one_plugin): Assert that the symbol
12978 'plugin_is_GPL_compatible' exists.
12980 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12983 * Makefile.in (OBJS-common): Remove see.o.
12985 * common.opt (fsee): Mark as preserved for backward compatibility.
12986 * opts.c (common_handle_option): Add OPT_fsee to the backward
12987 compatibility section.
12988 * passes.c (init_optimization_passes, pass_see): Remove pass.
12989 * timevar.def (TV_SEE): Remove.
12990 * tree-pass.h (pass_see): Remove declaration.
12991 * doc/invoke.texi (-fsee): Remove documentation.
12993 2009-06-18 Martin Jambor <mjambor@suse.cz>
12995 * tree-sra.c: Include statistics.h
12996 (sra_stats): New variable.
12997 (sra_initialize): Clear sra_stats.
12998 (create_access_replacement): Increment sra_stats.replacements.
12999 (get_access_replacement): Do not return twice.
13000 (analyze_all_variable_accesses): Increment statistics counter by the
13001 number of scalarized aggregates.
13002 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13003 (sra_modify_expr): Increment sra_stats.exprs.
13004 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13005 (sra_modify_assign): Increment sra_stats.exprs,
13006 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13007 (perform_intra_sra): Update statistics counters.
13008 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13010 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13012 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13013 (arm_scalar_mode_supported_p): New function.
13015 2009-06-18 Paul Brook <paul@codesourcery.com>
13016 Sandra Loosemore <sandra@codesourcery.com>
13018 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13019 (__extendhfsf2, __truncsfhf2): Define.
13020 * config/arm/fp16.c: New file.
13021 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13022 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13024 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13026 * doc/extend.texi (Half-Precision): New section.
13027 * doc/invoke.texi (Option Summary): List -mfp16-format.
13028 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13029 * config/arm/arm.opt (mfp16-format=): New.
13030 * config/arm/arm.c: Include intl.h.
13031 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13032 (TARGET_INVALID_RETURN_TYPE): Redefine.
13033 (TARGET_PROMOTED_TYPE): Redefine.
13034 (TARGET_CONVERT_TO_TYPE): Redefine.
13035 (arm_fp16_format): Define.
13036 (all_fpus): Add entry for neon-fp16.
13037 (fp_model_for_fpu): Likewise.
13038 (struct fp16_format): Declare.
13039 (all_fp16_formats): Define.
13040 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13042 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13044 (arm_legitimate_index_p): Treat HFmode like HImode.
13045 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13046 (coproc_secondary_reload_class): Special-case HFmode.
13047 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13048 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13049 (arm_init_fp16_builtins): New.
13050 (arm_init_builtins): Call it.
13051 (arm_invalid_parameter_type): New.
13052 (arm_invalid_return_type): New.
13053 (arm_promoted_type): New.
13054 (arm_convert_to_type).
13055 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13057 (arm_emit_fp16_const): New function.
13058 (arm_mangle_type): Mangle __fp16 as "Dh".
13059 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13061 (TARGET_NEON_FP16): New.
13062 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13063 (enum fputype): Add FPUTYPE_NEON_FP16.
13064 (enum arm_fp16_format_type): Declare.
13065 (arm_fp16_format): Declare.
13066 (LARGEST_EXPONENT_IS_NORMAL): Define.
13067 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13068 * config/arm/arm-modes.def (HFmode): Define.
13069 * config/arm/vfp.md: (*movhf_vfp): New.
13070 (extendhfsf2): New.
13072 * config/arm/arm.md: (fpu): Add neon_fp16.
13073 (floatsihf2, floatdihf2): New.
13074 (fix_trunchfsi2, fix_trunchfdi2): New.
13076 (extendhfdf2): New.
13078 (*arm32_movhf): New.
13079 (*thumb1_movhf): New.
13080 (consttable_2): Add check for HFmode constants.
13081 (consttable_4): Handle HFmode constants.
13083 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13085 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13087 2009-06-17 Olivier Hainque <hainque@adacore.com>
13089 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13090 const char ** conversion in AIX specific section.
13092 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13094 * config/i386/i386.c (ix86_special_builtin_type): Remove
13095 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13096 (bdesc_special_args): Updated.
13097 (ix86_init_mmx_sse_builtins): Likewise.
13098 (ix86_expand_special_args_builtin): Likewise.
13100 2009-06-17 Richard Henderson <rth@redhat.com>
13102 * tree-pretty-print.c (maybe_dump_asm_name): New.
13103 (dump_decl_name): Use it.
13104 (PRINT_FUNCTION_NAME): Merge into...
13105 (dump_function_name): ... here. Use maybe_dump_asm_name.
13107 2009-06-17 Cary Coutant <ccoutant@google.com>
13109 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13111 * debug.c (struct gcc_debug_hooks): Change placeholder for
13113 (debug_nothing_int_charstar_int): Replaced by...
13114 (debug_nothing_int_charstar_int_bool): ...this.
13115 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13116 source_line prototype.
13117 (debug_nothing_int_charstar_int): Replaced by...
13118 (debug_nothing_int_charstar_int_bool): ...this.
13119 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13120 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13121 Output is_stmt operand when necessary.
13122 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13123 (notice_source_line): Add is_stmt parameter.
13124 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13125 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13127 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13128 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13130 2009-06-17 Ian Lance Taylor <iant@google.com>
13132 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13134 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13137 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13139 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13140 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13141 tree_strip_sign_nop_conversions and
13142 tree_ssa_strip_useless_type_conversions rather than stripping
13143 the operations here.
13144 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13146 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13147 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13148 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13149 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13152 2009-06-17 Michael Eager <eager@eagercon.com>
13154 * config/rs6000/constraints.md (register_constraint "d"): New.
13155 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13156 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13157 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13158 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13159 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13160 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13161 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13162 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13163 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13164 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13166 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13167 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13168 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13169 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13170 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13171 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13172 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13173 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13174 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13175 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13176 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13177 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13178 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13179 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13181 2009-06-16 Ian Lance Taylor <iant@google.com>
13183 * profile.c (total_num_never_executed): Don't define.
13184 (compute_branch_probabilities): Don't count or print
13185 num_never_executed.
13186 (init_branch_prob): Don't set total_num_never_executed.
13187 (end_branch_prob): Don't print total_num_never_executed.
13189 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13191 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13193 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13195 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13196 (nabstd2_fpr): Same.
13198 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13200 * expr.c (expand_assignment): Change complex type check.
13202 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13204 * doc/plugins.texi (Building GCC plugins): Added new section.
13206 2009-06-17 Ian Lance Taylor <iant@google.com>
13208 * c-pch.c (get_ident): Don't set size of templ array.
13209 (pch_init): Don't set size of partial_pch array.
13211 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13212 string constant to intialize an array whose size is the length of
13215 2009-06-17 Richard Guenther <rguenther@suse.de>
13217 PR tree-optimization/40389
13218 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13219 to addressable types.
13220 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13222 2009-06-17 Richard Guenther <rguenther@suse.de>
13224 PR middle-end/40460
13225 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13226 if there is no evolution of left in the loop bail out.
13227 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13228 chrec_fold_multiply.
13230 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13231 Janis Johnson <janis187@us.ibm.com>
13234 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13235 for the symbol ref of a constant that is the source of a move
13236 - nor for any other not-obvious-label-ref constants.
13238 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13240 * plugin.c (position_pass): Skip newly inserted pass during list
13241 traversal to avoid repeated insertion.
13243 2009-06-16 Ian Lance Taylor <iant@google.com>
13245 * vec.h (VEC_stack_alloc): Define different version if
13246 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13247 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13248 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13249 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13251 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13253 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13255 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13256 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13257 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13258 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13259 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13260 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13261 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13262 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13263 __builtin_ia32_rdtscp.
13264 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13265 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13266 and __builtin_ia32_rorhi.
13267 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13268 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13269 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13270 (ix86_expand_args_builtin): Likewise.
13271 (ix86_expand_special_args_builtin): Likewise.
13273 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13274 (UNSPECV_RDTSC): Likewise.
13275 (UNSPECV_RDPMC): Likewise.
13276 (*bsr): Renamed to ...
13278 (*bsr_rex64): Renamed to ...
13281 (*rdpmc): Likewise.
13282 (*rdpmc_rex64): Likewise.
13284 (*rdtsc): Likewise.
13285 (*rdtsc_rex64): Likewise.
13286 (rdtscp): Likewise.
13287 (*rdtscp): Likewise.
13288 (*rdtscp_rex64): Likewise.
13290 * config/i386/ia32intrin.h: New.
13292 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13294 2009-06-16 Ian Lance Taylor <iant@google.com>
13296 * ira-build.c (copy_info_to_removed_store_destinations):
13297 Initialize parent_a.
13299 2009-06-16 Ian Lance Taylor <iant@google.com>
13301 * c-decl.c (grokdeclarator): Change size_varies to bool.
13303 2009-06-16 Ian Lance Taylor <iant@google.com>
13305 * sel-sched.c: Make forward declarations of move_op_hooks and
13306 fur_hooks explicitly extern.
13308 2009-06-16 Ian Lance Taylor <iant@google.com>
13310 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13311 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13313 2009-06-16 Ian Lance Taylor <iant@google.com>
13315 * resource.c (mark_referenced_resources): Change
13316 include_delayed_effects parameter to bool. Change all callers.
13317 (mark_end_of_function_resources): Likewise.
13318 * reorg.c (insn_references_resource_p): Likewise.
13319 (insn_sets_resource_p): Likewise.
13320 * resource.h (mark_referenced_resources): Update declaration.
13321 (mark_end_of_function_resources): Update declaration.
13323 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13325 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13327 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13329 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13330 GCC can bootstrap on AIX with GNU Binutils 2.20.
13332 2009-06-16 Ian Lance Taylor <iant@google.com>
13334 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13336 2009-06-16 Ian Lance Taylor <iant@google.com>
13338 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13339 inline, not extern inline.
13340 (exact_log2): Likewise.
13341 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13343 (exact_log2): Likewise, but don't test CTZ_HWI.
13345 2009-06-16 Ian Lance Taylor <iant@google.com>
13347 * bitmap.c (bitmap_clear): Don't declare as inline.
13348 * gimple.c (gimplify_assign): Likewise.
13349 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13350 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13351 (sched_scan_info): Remove duplicate definition.
13353 2009-06-16 Ian Lance Taylor <iant@google.com>
13355 * c-common.c (skip_evaluation): Don't define.
13356 (c_inhibit_evaluation_warnings): Define global variable.
13357 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13358 than skip_evaluation.
13359 (convert_and_check, warn_for_div_by_zero): Likewise.
13360 * c-common.h (skip_evaluation): Don't declare.
13361 (c_inhibit_evaluation_warnings): Declare.
13362 * c-parser.c (c_parser_typeof_specifier): Set
13363 c_inhibit_evaluation_warnings rather than skip_evaluation.
13364 (c_parser_conditional_expression): Likewise.
13365 (c_parser_binary_expression): Likewise.
13366 (c_parser_sizeof_expression): Likewise.
13367 (c_parser_alignof_expression): Likewise.
13368 * c-typeck.c (build_indirect_ref): Check
13369 c_inhibit_evaluation_warnings rather than skip_evaluation.
13370 (build_conditional_expr, build_binary_op): Likewise.
13372 2009-06-16 Richard Guenther <rguenther@suse.de>
13374 * tree-ssa-alias.c (is_escape_site): Remove.
13375 * tree-ssa-alias.h (enum escape_type): Remove.
13376 (is_escape_site): Likewise.
13377 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13378 via casts and asms without deferring to is_escape_site.
13380 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13382 PR middle-end/40446
13383 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13384 use gen_lowpart if op0 has complex mode.
13386 2009-06-16 Richard Guenther <rguenther@suse.de>
13388 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13389 variables add them to ESCAPED.
13390 (find_func_aliases): Do not make all indirectly stored values escaped.
13392 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13394 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13395 make_decl_one_only.
13397 2009-06-16 Martin Jambor <mjambor@suse.cz>
13399 PR tree-optimization/40432
13400 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13401 check whether we need to force gimple register operand.
13403 2009-06-16 Martin Jambor <mjambor@suse.cz>
13405 PR tree-optimization/40413
13406 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13407 build_ref_for_offset.
13408 (propagate_subacesses_accross_link): Fix a typo in a comment.
13410 2009-06-16 Ira Rosen <irar@il.ibm.com>
13412 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13413 with additional parameter.
13414 * tree-vectorizer.h (enum vect_def_type): Add new value
13416 (enum vect_relevant): Add comments.
13417 (vect_is_simple_reduction): Add new argument.
13418 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13419 Detect nested cycles.
13420 (vect_is_simple_reduction): Update documentation, add an argument to
13421 distinguish inner-loop reduction from nested cycle, detect nested
13422 cycles, fix printings and indentation, don't swap operands in case
13424 (get_initial_def_for_reduction): Handle subtraction.
13425 (vect_create_epilog_for_reduction): Add new argument to specify
13426 reduction variable.
13427 (vect_finalize_reduction): Handle subtraction, fix comments.
13428 (vectorizable_reduction): Handle nested cycles. In case of nested
13429 cycle keep track of the reduction variable position. Call
13430 vect_is_simple_reduction with additional parameter. Use original
13431 statement code in reduction epilogue for nested cycle. Call
13432 vect_create_epilog_for_reduction with additional parameter.
13433 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13434 inner-loop vectorization.
13435 (vect_recog_widen_sum_pattern): Likewise.
13436 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13438 (vect_mark_stmts_to_be_vectorized): Likewise.
13439 (vect_get_vec_def_for_operand): Handle nested cycles.
13441 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13443 * doc/invoke.texi (Debugging Options): Fix option index entries
13444 for -fdump-statistics, -frandom-seed add entries for
13445 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13446 (FRV Options): Fix entries for -mTLS, -mtls.
13447 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13448 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13449 (M68hc1x Options): Fix @itemx for -mnominmax.
13450 (MCore Options): Fix entry for -mno-lsim.
13451 (MMIX Options): Fix entry for -mabi=mmixware.
13452 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13454 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13456 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13457 Mention the plugin mode of gengtype.
13458 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13459 * gengtype.c: Updated copyright.
13460 (plugin_files, nb_plugin_files) Added new static variables.
13461 (measure_input_list) Care about plugin_files.
13462 (write_rtx_next): Added early return in plugin mode.
13463 (create_file): Updated copyright year in generated file. Added
13465 (oprintf): Added early return if NULL outf.
13466 (get_output_file_with_visibility): Care of plugin_files.
13467 (get_output_file_name): May return null.
13468 (write_local): Added early return.
13469 (put_mangled_filename): Ditto.
13470 (finish_root_table): Added check for base_files.
13471 (write_roots): Care about null when plugins.
13472 (main): Added plugin mode.
13474 2009-06-15 Ian Lance Taylor <iant@google.com>
13476 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13477 * gcov.c (read_count_file): Add braces around variables declared
13480 * c.opt (Wjump-misses-init): New warning.
13481 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13482 -Wall and -Wc++-compat if not already set.
13483 (c_common_post_options): Clear warn_jump_misses_init if it was not
13485 * c-decl.c (struct c_binding): Change type field to a union with
13486 new label field. Make it the first field in the struct. Update
13487 references to type to use u.type instead.
13488 (struct c_spot_bindings): Define.
13489 (struct c_goto_bindings): Define.
13490 (c_goto_bindings_p): Define, along with VECs.
13491 (struct c_label_vars): Define.
13492 (struct c_scope): Add has_label_bindings field.
13493 (bind_label, set_spot_bindings): New static functions.
13494 (decl_jump_unsafe, update_spot_bindings): New static functions.
13495 (update_label_decls): New static function.
13496 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13497 Update binding u.label field to shadowed field.
13498 (c_binding_start_stmt_expr): New function.
13499 (c_binding_end_stmt_expr): New function.
13500 (pushdecl): Don't call c_begin_vm_scope.
13501 (make_label): Add defining and p_label_vars parameters. Change
13503 (lookup_label): Correct test for whether a label has not yet been
13504 defined. Call bind_label rather than bind.
13505 (warn_about_goto): New static function.
13506 (lookup_label_for_goto): New function.
13507 (declare_label): Call bind_label rather than bind.
13508 (check_earlier_gotos): New static function.
13509 (define_label): Don't give errors about jumping into statement
13510 expressions or scopes of variably modified types. Call
13511 set_spot_bindings and check_earlier_gotos. Call bind_label
13512 instead of bind. Don't set label_context_stack_se or
13513 label_context_stack_vm.
13514 (c_get_switch_bindings): New function.
13515 (c_release_switch_bindings): New function.
13516 (c_check_switch_jump_warnings): New function.
13517 (start_function): Don't set label_context_stack_se or
13518 label_context_stack_vm.
13519 (finish_function): Likewise.
13520 * c-typeck.c (label_context_stack_se): Don't define.
13521 (label_context_stack_vm): Don't define.
13522 (c_finish_goto_label): Call lookup_label_for_goto rather than
13523 lookup_label. Don't give errors about jumping into a statement
13524 expression or the scope of a variably modified type. Don't set
13525 label_context_stack_se or label_context_stack_vm.
13526 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13527 fields. Add bindings field.
13528 (c_start_case): Don't set deleted fields. Set bindings field.
13529 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13530 or blocked_vm. Call c_check_switch_jump_warnings.
13531 (c_finish_case): Don't test blocked_stmt_expr field. Call
13532 c_release_switch_bindings.
13533 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13534 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13535 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13536 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13537 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13538 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13539 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13540 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13541 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13542 (C_DECL_UNJUMPABLE_VM): Don't define.
13543 (C_DECL_UNDEFINABLE_VM): Don't define.
13544 (struct c_label_list): Don't define.
13545 (struct c_label_context_se): Don't define.
13546 (struct c_label_context_vm): Don't define.
13547 (struct c_spot_bindings): Declare.
13548 (c_bindings_start_stmt_expr): Declare.
13549 (c_bindings_end_stmt_expr): Declare.
13550 (lookup_label_for_goto): Declare.
13551 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13552 (c_check_switch_jump_warnings): Declare.
13553 (label_context_stack_se, label_context_stack_vm): Don't declare.
13554 (c_finish_goto_label): Update declaration.
13555 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13556 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13557 (Warning Options): Document -Wjump-misses-init.
13559 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13561 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13564 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13566 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13568 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13570 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13572 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13574 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13576 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13578 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13579 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13580 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13581 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13582 * dwarf2asm.c (dw2_force_const_mem): Update call to
13583 make_decl_one_only.
13584 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13585 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13586 * langhooks.c (lhd_comdat_group): Remove.
13587 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13588 * tree.h (DECL_COMDAT_GROUP): New.
13589 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13590 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13591 (make_decl_one_only): Change signature.
13592 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13593 make_decl_one_only.
13594 (make_decl_one_only): Change signature.
13595 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13597 2009-06-15 Richard Guenther <rguenther@suse.de>
13599 PR middle-end/40439
13600 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13602 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13604 * tree-ssa-math-opts.c: Remove extra divide.
13606 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13608 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13610 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13612 * passes.c: Add bswap pass.
13613 * tree-pass.h: Add pass_optimize_bswap declaration.
13614 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13615 Include rtl.h, expr.h and optabs.h for optab_handler check.
13616 (struct symbolic_number, pass_optimize_bswap): New definition.
13617 (do_shift_rotate, verify_symbolic_number_p): New functions.
13618 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13619 (gate_optimize_bswap): New function.
13620 * tree.c (widest_int_cst_value): New function.
13621 * tree.h (widest_int_cst_value): Prototype added.
13623 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13625 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13626 REG_EQUAL/REG_EQUIV notes.
13628 2009-06-14 Richard Guenther <rguenther@suse.de>
13630 PR middle-end/40389
13631 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13632 has its address taken if NRV was applied and it is addressable.
13633 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13634 function split out from ...
13635 (get_constraint_for_1): ... here.
13636 (handle_rhs_call): Use it to mark the return slot escaped if
13637 it is addressable and NRV was applied.
13639 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13641 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13642 Change first argument type to location_t.
13643 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13644 Do not set input_location.
13645 Use loc instead of input_location throughout.
13647 2009-06-13 Richard Guenther <rguenther@suse.de>
13649 PR tree-optimization/40421
13650 * tree-predcom.c (should_unroll_loop_p): Remove.
13651 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13653 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13655 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13656 Add location argument.
13658 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13660 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13662 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13663 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13664 * config/spu/spu-protos.h: Add location to
13665 spu_resolve_overloaded_builtin.
13666 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13667 spu_build_builtin_va_list.
13668 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13669 argument. Pass location to build_function_call_vec.
13670 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13672 (emit_fpu_switch): Same.
13673 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13674 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13675 to build_decl and create_artificial_label.
13676 (xtensa_gimplify_va_arg_expr): Same.
13677 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13678 (xstormy16_gimplify_va_arg_expr): Same.
13679 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13680 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13681 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13682 (mips16_build_function_stub): Same.
13683 (mips16_build_call_stub): Same.
13685 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13688 * arm/constraints.md (Pa, Pb): New constraints.
13689 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13690 split pattern to deal with them.
13692 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13694 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13695 fix index entry for -Xpreprocessor.
13697 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13699 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13700 Add location argument to build_decl call.
13701 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13702 (rs6000_init_builtins): Same.
13703 (spe_init_builtins): Same.
13704 (rs6000_gimplify_va_arg): Add location argument to
13705 create_artificial_label call.
13707 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13709 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13710 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13711 * Makefile.in: Fix GGC dependency for gcse.o.
13713 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13715 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13716 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13717 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13719 * c-parser.c (c_parser_binary_expression): Use current column while
13720 building binary operations.
13721 * common.opt (fshow-column): Enable by default.
13722 * tree-vrp.c (check_array_ref): Use warning_at.
13723 (check_array_bounds): Use location from call back if expr has no
13725 * tree.h: Add location argument to maybe_fold_*.
13726 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13727 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13728 (maybe_fold_offset_to_component_ref): Same.
13729 (maybe_fold_offset_to_reference): Same.
13730 (maybe_fold_offset_to_address): Same.
13731 (maybe_fold_stmt_indirect): Same.
13732 (maybe_fold_stmt_addition): Same.
13733 (fold_stmt_r): Pass location to maybe_fold_*.
13734 (fold_gimple_assign): Same.
13735 * c-tree.h: Add location argument to finish_decl,
13736 default_function_array_conversion, store_init_value.
13737 * c-decl.c (define_label): Use error_at.
13738 (c_make_fname_decl): Pass location to finish_decl.
13739 (finish_decl): New location argument.
13740 (build_compound_literal): Pass location to store_init_value.
13741 (grokdeclarator): Pass location to finish_decl.
13743 * c-typeck.c (array_to_pointer_conversion): New location argument.
13744 (function_to_pointer_conversion): Same.
13745 (default_function_array_conversion): Same.
13746 (parser_build_unary_op): Pass location to overflow_warning.
13747 (parser_build_binary_op): Same. Use warning_at.
13748 (build_unary_op): Pass location to array_to_pointer_conversion.
13749 (build_c_cast): Pass location to digest_init.
13750 (build_modify_expr): New location argument.
13751 (convert_for_assignment): Same.
13752 (store_init_value): Same.
13753 (digest_init): Same.
13754 (output_init_element): Pass location to digest_init and
13755 array_to_pointer_conversion.
13756 (c_finish_return): Pass location to convert_for_assignment.
13757 * gimplify.c (gimplify_conversion): Pass location to
13758 maybe_fold_offset_to_address.
13759 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13760 to maybe_fold_stmt_addition.
13761 * c-omp.c (c_finish_omp_atomic): Pass new location to
13763 (c_finish_omp_for): Same.
13764 * c-common.c (overflow_warning): New argument.
13765 * c-common.h: New argument to build_modify_expr, overflow_warning.
13766 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13768 (c_parser_initializer): Pass location to
13769 default_function_array_conversion.
13770 (c_parser_initelt): Same.
13771 (c_parser_initval): Same.
13772 (c_parser_asm_operands): Same.
13773 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13774 (c_parser_conditional_expression): Same.
13775 (c_parser_binary_expression): Add location info to stack. Use it.
13776 (c_parser_unary_expression): Pass location to
13777 default_function_array_conversion, parser_build_unary_op,
13778 build_indirect_ref, c_parser_postfix_expression_after_primary.
13779 (c_parser_postfix_expression_after_primary): New location argument.
13781 (c_parser_expression_conv): Pass location to
13782 default_function_array_conversion.
13783 (c_parser_expr_list): Same.
13784 (c_parser_omp_atomic): Same.
13785 (c_parser_omp_for_loop): Same.
13786 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13787 (build_array_declarator): New argument.
13788 * c-decl.c (build_array_declarator): Add location argument.
13789 (grokdeclarator): Set id_loc for cdk_array.
13790 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13791 build_array_declarator.
13792 * tree.c (build_omp_clause): Add location argument.
13793 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13794 (OMP_CLAUSE_LOCATION): New macro.
13795 (struct tree_omp_clause): Add location field.
13796 (build_omp_clause): Add argument.
13797 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13798 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13800 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13801 (cp_parser_omp_clause_collapse): Same.
13802 (cp_parser_omp_clause_default): Same.
13803 (cp_parser_omp_clause_if): Same.
13804 (cp_parser_omp_clause_nowait): Same.
13805 (cp_parser_omp_clause_num_threads): Same.
13806 (cp_parser_omp_clause_ordered): Same.
13807 (cp_parser_omp_clause_schedule): Same.
13808 (cp_parser_omp_clause_untied): Same.
13809 (cp_parser_omp_for_loop): Same.
13810 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13811 * c-tree.h (c_start_case): Add location argument.
13812 (c_process_expr_stmt): Same.
13813 (c_finish_goto_*): Same.
13814 * tree-parloops.c (initialize_reductions): Pass location to
13816 (create_parallel_loop): Same.
13817 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13818 (gfc_trans_omp_reduction_list): Same.
13819 (gfc_trans_omp_clauses): Same.
13820 (gfc_trans_omp_do): Same.
13821 * c-typeck.c (c_finish_goto_label): Same.
13822 (c_finish_goto_ptr): New location argument.
13823 (c_start_case): Same.
13824 (emit_side_effect_warnings): Same.
13825 (c_process_expr_stmt): Same.
13826 (c_finish_stmt_expr): Same.
13827 (c_finish_omp_clauses): Use error_at instead of error.
13828 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13830 * c-omp.c (c_split_parallel_clauses): New location argument.
13831 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13832 to build_omp_clause.
13833 (convert_local_reference_stmt): Same.
13834 (convert_gimple_call): Same.
13835 * c-common.h (c_split_parallel_clauses): New argument.
13836 * c-parser.c (c_parser_statement_after_labels): Pass location to
13837 c_finish_goto_label.
13838 (c_parser_switch_statement): Pass location to c_start_case.
13839 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13840 and c_process_expr_stmt.
13841 (c_parser_omp_variable_list): Add location argument.
13842 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13843 (c_parser_omp_clause_default): Same.
13844 (c_parser_omp_clause_if): Same.
13845 (c_parser_omp_clause_num_threads): Same.
13846 (-c_parser_omp_clause_ordered): Same.
13847 (c_parser_omp_clause_reduction): Pass location to
13848 c_parser_omp_variable_list.
13849 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13850 (c_parser_omp_clause_untied): Same.
13851 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13852 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13854 * c-tree.h (check_for_loop_decls, undeclared_variable,
13855 build_component_ref, build_array_ref, build_external_ref,
13856 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13857 build_conditional_expr, build_compound_expr, c_cast_expr,
13858 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13859 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13861 * c-semantics.c (build_stmt): Same.
13862 (build_case_label): Same.
13863 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13864 (undeclared_variable): New argument.
13865 (make_label): Same.
13866 (lookup_label): Pass location on down.
13867 (define_label): Same.
13868 (finish_decl): Same.
13869 (build_compound_literal): Same.
13870 (finish_struct): Same.
13871 (finish_function): Do not set location here.
13872 (check_for_loop_decls): New argument.
13873 * tree.c (save_expr): Set location.
13874 (build_empty_stmt): New argument.
13875 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13876 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13877 * builtins.c (gimplify_va_arg_expr): Use locations.
13878 (expand_builtin_sync_operation): Same.
13879 * c-typeck.c (build_component_ref): New argument.
13880 (build_array_ref): Same.
13881 (build_external_ref): Same.
13882 (c_expr_sizeof_expr): Same.
13883 (c_expr_sizeof_type): Same.
13884 (parser_build_unary_op): Same.
13885 (build_conditional_expr): Same.
13886 (build_compound_expr): Pass location on down.
13887 (build_compound_expr): New argument.
13888 (build_c_cast): Same.
13889 (c_cast_expr): Same.
13890 (build_asm_expr): Same.
13891 (c_finish_return): Same.
13892 (c_process_expr_stmt): Pass location on down.
13893 (c_finish_stmt_expr): New argument.
13894 (push_clenaup): Same.
13895 (c_finish_omp_parallel): Same.
13896 (c_finish_omp_task): Same.
13897 * gimplify.c (gimplify_call_expr): Pass location on down.
13898 * c-omp.c (c_finish_omp_master): New argument.
13899 (c_finish_omp_critical): Same.
13900 (c_finish_omp_ordered): Same.
13901 (c_finish_omp_barrier): Same.
13902 (-c_finish_omp_taskwait): Same.
13903 (c_finish_omp_atomic): Same.
13904 (c_finish_omp_flush): Same.
13905 * tree-inline.c (copy_tree_body_r): Pass location on down.
13906 (inline_forbidden_p): Remove use of input_location.
13907 * c-gimplify.c (c_build_bind_expr): New argument.
13908 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13909 (c_sizeof_or_alignof_type): New argument.
13910 (c_alignof_expr): Same.
13911 (build_va_arg): Same.
13912 (c_add_case_label): Same.
13913 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13914 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13915 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13916 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13917 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13918 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13920 * stub-objc.c (objc_build_selector_expr): Same.
13921 (objc_build_throw_stmt): Same.
13922 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13923 (c_parser_initelt): Same.
13924 (c_parser_compound_statement): Same.
13925 (c_parser_compound_statement_nostart): Same.
13926 (c_parser_label): Same.
13927 (c_parser_statement_after_labels): Same.
13928 (c_parser_if_body): Same.
13929 (c_parser_else_body): Same.
13930 (c_parser_if_statement): Same.
13931 (c_parser_switch_statement): Same.
13932 (c_parser_while_statement): Same.
13933 (c_parser_do_statement): Same.
13934 (c_parser_for_statement): Same.
13935 (c_parser_asm_statement): Same.
13936 (c_parser_conditional_expression): Same.
13937 (c_parser_binary_expression): Same.
13938 (c_parser_cast_expression): Same.
13939 (c_parser_unary_expression): Same.
13940 (c_parser_sizeof_expression): Same.
13941 (c_parser_alignof_expression): Same.
13942 (c_parser_postfix_expression): Same.
13943 (c_parser_expression): Same.
13944 (c_parser_objc_receiver): Same.
13945 (c_parser_omp_variable_list): Same.
13946 (c_parser_omp_structured_block): Same.
13947 (c_parser_omp_atomic): New argument.
13948 (c_parser_omp_barrier): Same.
13949 (c_parser_omp_critical): Same.
13950 (c_parser_omp_flush): Pass location on down.
13951 (c_parser_omp_for_loop): New argument.
13952 (c_parser_omp_for): Same.
13953 (c_parser_omp_master): Same.
13954 (c_parser_omp_ordered): Same.
13955 (c_parser_omp_sections_scope): Same.
13956 (c_parser_omp_sections): Same.
13957 (c_parser_omp_parallel): Same.
13958 (c_parser_omp_single): Same.
13959 (c_parser_omp_task): Same.
13960 (c_parser_omp_taskwait): Pass location on down.
13961 (c_parser_omp_construct): Same.
13962 (c_parser_omp_threadprivate): Same.
13963 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13964 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13965 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13966 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13967 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13968 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13969 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13970 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13971 config/i386/i386.c, stmt.c:
13972 Add location argument to the following function definitions and/or
13973 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13974 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13975 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13976 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13977 do_case, c_finish_bc_stmt, build_compound_literal,
13978 build_function_call.
13979 * c-decl.c (build_compound_literal): Add location argument.
13980 Make all diagnostic calls use location.
13981 (start_struct): Same.
13982 (finish_struct): Same.
13983 (start_enum): Same.
13984 (build_enumerator): Same.
13985 (start_function): Same.
13986 (grokdeclarator): Make all diagnostic calls use location.
13987 (store_parm_decls_oldstyle): Same.
13988 * c-typeck.c (build_function_call): Add location argument.
13989 Make all diagnostic calls use location.
13991 (c_finish_bc_stmt): Same.
13992 * tree-nested.c (get_trampoline_type): Add argument.
13993 Pass location to build_decl.
13994 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13995 * rtl.h (RTL_LOCATION): New.
13996 * c-common.c (c_add_case_label): Add location argument.
13997 Make all diagnostic calls use location.
13998 * c-common.h: Add location argument to make_fname_decl, do_case,
13999 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14000 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14001 Set it appropriately for every case. Pass enum_loc to start_enum
14002 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14004 (c_parser_struct_or_union_specifier): Save location. Use it for
14005 start_struct, finish_struct, and parser_xref_tag.
14007 2009-06-12 Ian Lance Taylor <iant@google.com>
14009 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14011 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14012 cpp_opts->warn_cxx_operator_names.
14014 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14017 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14018 is returns NULL and OP is a VCE, look through the VCE.
14020 2009-06-12 Ian Lance Taylor <iant@google.com>
14023 * collect2.c (main): Use CONST_CAST2 in code inside #if
14024 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14026 2009-06-12 Joey Ye <joey.ye@intel.com>
14028 PR middle-end/39146
14029 * cfgexpand.c (get_decl_align_unit): Update
14030 max_used_stack_slot_alignment with align instead of
14031 stack_alignment_needed.
14033 * function.c (assign_stack_local_1): Update
14034 max_used_stack_slot_alignment with alignment_in_bits instead
14035 of stack_alignment_needed.
14036 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14039 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14041 * dwarf2out.c (last_var_location_insn): New variable.
14042 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14043 (dwarf2out_var_location): Don't record anything after last real
14044 insn. Only change labels if there were any real instructions
14045 in between last note and this one, or if changed sections.
14047 2009-06-11 Richard Henderson <rth@redhat.com>
14049 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14050 note when storing the frame pointer in a register.
14051 (FRP): Don't redefine to nothing for epilogue.
14052 (alpha_expand_epilogue): Mark register and sp restores.
14053 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14055 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14056 when gen_lowpart is needed.
14058 2009-06-11 Richard Henderson <rth@redhat.com>
14060 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14062 * dwarf2out.c (need_data_align_sf_opcode): New.
14063 (div_data_align): Move earlier.
14064 (def_cfa_1, reg_save): Use it.
14066 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14068 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14069 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14070 (ix86_handle_option): Handle OPT_mcrc32.
14071 (ix86_target_string): Add -mcrc32.
14072 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14074 * config/i386/i386.h (TARGET_CRC32): New.
14076 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14077 (sse4_2_crc32di): Likewise.
14079 * config/i386/i386.opt (mcrc32): New.
14081 * doc/invoke.texi: Document -mcrc32.
14083 2009-06-11 Richard Henderson <rth@redhat.com>
14085 * common.opt (gdwarf-): Accept a version number.
14086 * doc/invoke.texi (gdwarf-): Update docs.
14087 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14088 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14089 version level, and record it.
14091 * dwarf2.h (DW_CIE_VERSION): Remove.
14092 * dwarf2out.c (DWARF_VERSION): Remove.
14093 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14094 (output_call_frame_info): Use CIE version 3 for dwarf3,
14095 or if the return register column is out of range for version 1.
14096 (dwarf_stack_op_name): Add all dwarf3 values.
14097 (DEBUG_PUBTYPES_SECTION): New.
14098 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14099 encoding change for dwarf3.
14100 (output_die) [dw_val_class_die_ref]: Likewise.
14101 (output_compilation_unit_header): Emit correct version for dwarf3.
14102 (output_line_info): Likewise.
14103 (output_pubnames): Update for DWARF_VERSION removal.
14104 (output_aranges): Likewise.
14105 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14106 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14107 (dwarf2out_finish): Likewise.
14109 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14111 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14114 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14117 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14118 * builtins.c (expand_builtin_unreachable): New function.
14119 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14120 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14121 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14123 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14124 searching for missing barriers.
14126 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14128 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14129 when -fprofile-generate* was passed.
14130 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14132 2009-06-11 Anthony Green <green@moxielogic.com>
14134 * config/moxie/moxie.md: Define length attribute for all instructions.
14136 (*b<cond:code>): Support limited branch ranges for new PC-relative
14137 branch instructions.
14138 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14140 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14142 * config/i386/i386.c (min_insn_size): Use get_attr_length
14143 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14144 For __asm return 0.
14146 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14147 instead of emit_insn_before.
14149 2009-06-10 Ian Lance Taylor <iant@google.com>
14152 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14155 2009-06-10 Revital Eres <eres@il.ibm.com>
14157 * passes.c (init_optimization_passes): Reschedule
14158 predictive-commoning pass before complete unroll pass.
14160 2009-06-10 Martin Jambor <mjambor@suse.cz>
14162 * cgraph.c (cgraph_node_can_be_local_p): New function.
14163 (cgraph_make_node_local): New function.
14164 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14165 (cgraph_make_node_local): Declare.
14167 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14169 * tree.h (tree_base): Add packed_flag and user_align fields.
14170 Decrease size of spare field.
14171 (TYPE_USER_ALIGN): Use user_align from tree_base.
14172 (DECL_USER_ALIGN): Likewise.
14173 (TYPE_PACKED): Use packed_flag from tree_base.
14174 (DECL_PACKED): Likewise.
14175 (tree_type): Delete packed_flag and user_align fields. Widen
14176 precision field. Widen mode field and shuffle fields to align
14177 mode on an 8-bit boundary.
14178 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14179 Renumber decl_flag_* fields. Fix comments. Widen
14180 decl_common_unused field.
14181 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14182 (DECL_EXTERNAL): Likewise.
14183 (DECL_BIT_FIELD): Likewise.
14184 (DECL_NONADDRESSABLE_P): Likewise.
14185 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14186 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14188 2009-06-10 Ian Lance Taylor <iant@google.com>
14190 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14191 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14192 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14193 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14194 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14195 DEF_VEC_ALLOC_FUNC_P.
14196 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14197 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14198 DEF_VEC_ALLOC_FUNC_O.
14199 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14200 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14201 DEF_VEC_ALLOC_FUNC_I.
14202 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14203 (vec_stack_p_reserve_exact_1): Declare.
14204 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14205 (vec_stack_free): Declare.
14206 (VEC_stack_alloc): Define.
14207 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14208 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14209 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14210 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14212 (stack_vecs): New static variable.
14213 (vec_stack_p_reserve_exact_1): New function.
14214 (vec_stack_o_reserve_1): New static function.
14215 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14216 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14217 (vec_stack_free): New function.
14218 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14219 (VEC_df_ref_stack_alloc): Define.
14220 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14221 DEF_VEC_ALLOC_P_STACK.
14222 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14223 (struct df_collection_rec): Change _vec fields to VEC. Remove
14225 (df_free_collection_rec): Adjust for new fields.
14226 (df_insn_rescan): Use new df_collection_rec fields.
14227 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14228 (df_ref_create_structure, df_ref_record): Likewise.
14229 (df_get_conditional_uses, df_get_call_refs): Likewise.
14230 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14231 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14232 (df_record_exit_block_uses, df_bb_verify): Likewise.
14233 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14234 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14235 Remove count parameter. Change return type to void. Change all
14237 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14238 Remove count parameter. Change return type to void. Change all
14240 (df_install_refs): Change old_vec parameter to VEC. Remove count
14241 parameter. Change all callers.
14242 (df_install_mws): Change old_vec parameter to VEC. Remove count
14243 parameter. Change all callers.
14244 (df_refs_verify): Change new_rec parameter to VEC. Change call
14246 (df_mws_verify): Likewise.
14248 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14250 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14252 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14254 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14256 2009-06-10 Anthony Green <green@moxielogic.com>
14258 * config/moxie/crti.asm: New file.
14259 * config/moxie/crtn.asm: New file.
14260 * config/moxie/moxie.c: New file.
14261 * config/moxie/moxie.h: New file.
14262 * config/moxie/sfp-machine.h: New file.
14263 * config/moxie/moxie-protos.h: New file.
14264 * config/moxie/t-moxie: Created.
14265 * config/moxie/t-moxie-softfp: Created.
14266 * config/moxie/moxie.md: Created.
14267 * config/moxie/constraints.md: Created.
14268 * config.gcc: Add moxie support.
14269 * doc/md.texi (Machine Constraints): Add moxie constraints.
14270 * doc/contrib.texi (Contributors): Mention moxie port.
14271 * doc/install.texi (Specific): Mention the moxie port.
14273 2009-06-09 Ian Lance Taylor <iant@google.com>
14275 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14276 compiling with C++.
14277 * optabs.c (optab_table): Only use designated initializers if
14278 HAVE_DESIGNATED_INITIALIZERS is defined.
14279 (convert_optab_table): Likewise.
14280 (init_optabs): Always call init_insn_codes if
14281 HAVE_DESIGNATED_INITIALIZERS is not defined.
14283 2009-06-09 Ian Lance Taylor <iant@google.com>
14285 * targhooks.c (default_builtin_vectorized_function): Change fn
14286 parameter to unsigned int.
14287 (default_builtin_vectorized_conversion): Change code parameter to
14289 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14290 * targhooks.h: Update declarations.
14291 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14292 parameter to unsigned int.
14294 * c-typeck.c (comptypes_check_enum_int): New static function.
14295 (comptypes_internal): Add enum_and_int_p parameter. Change all
14297 (comp_target_types): Add location parameter. Change all callers.
14298 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14299 Change all callers.
14300 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14301 (build_conditional_expr): Add colon_loc parameter. Change all
14303 (convert_for_assignment): Add location parameter. Change all callers.
14304 * c-parser.c (c_parser_conditional_expression): Pass location of
14305 colon to build_conditional_expr.
14306 * c-tree.h (build_conditional_expr): Update declaration.
14308 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14310 * graphite.c: Revert previous patch.
14312 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14315 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14317 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14319 * tree-ssa-loop-prefetch.c
14320 (loop_prefetch_arrays): Fixed a portability problem in printf format
14323 2009-06-09 Martin Jambor <mjambor@suse.cz>
14325 PR tree-optimization/40351
14326 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14327 refrence to a potential artifical subaccess can be constructed.
14329 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14331 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14332 (sh_override_options): Likewise.
14333 * config/sh/sh.c: Include params.h.
14334 (sh_optimization_options): New.
14335 (sh_override_options): Likewise.
14336 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14337 (OVERRIDE_OPTIONS): Use sh_override_options.
14339 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14341 * dwarf2out.c (emit_cfa_remember): New variable.
14342 (add_fde_cfi): If emit_cfa_remember, recurse to add
14343 DW_CFA_remember_state first.
14344 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14345 instead just set emit_cfa_remember.
14347 2009-06-08 Jan Hubicka <jh@suse.cz>
14350 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14352 2009-06-08 Jan Hubicka <jh@suse.cz>
14354 PR middle-end/39834
14355 * cgraphunit.c (save_inline_function_body): Do not copy transform
14356 hooks for saved inline bodies.
14357 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14358 for given function.
14360 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14362 * jump.c (returnjump_p): Handle delayed branches. Add missing
14365 2009-06-08 Jan Hubicka <jh@suse.cz>
14367 PR middle-end/40102
14368 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14369 original node might've been modified.
14370 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14372 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14374 * tree-object-size.c (addr_object_size): Add OSI argument.
14375 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14376 (compute_builtin_object_size, expr_object_size): Adjust callers.
14377 (plus_stmt_object_size): Call addr_object_size instead of
14378 compute_builtin_object_size.
14380 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14381 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14383 * tree-ssa-loop-prefetch.c
14384 (gather_memory_references): Introduced a counter for the number of
14386 (anything_to_prefetch_p): Introduced a counter for the number of
14388 (is_loop_prefetching_profitable): New function with a cost model
14390 (loop_prefetch_arrays): Use the new cost model to determine if
14391 prefetching is profitable.
14392 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14393 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14394 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14395 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14396 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14397 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14399 2009-06-08 Michael Matz <matz@suse.de>
14402 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14403 partitions use the same.
14404 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14405 for basevars of SSA_NAMEs.
14406 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14407 to not expand them twice.
14408 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14411 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14413 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14414 (fdump-final-insns=, gtoggle): New.
14415 * doc/invoke.texi: Document them.
14416 * final.c (rest_of_clean_state): Dump final insn stream.
14417 * gcc.c (invoke_as): Hook in -fcompare-debug.
14418 (static_spec_functions): Add compare-debug-dump-opt,
14419 compare-debug-self-opt and compare-debug-auxbase-opt.
14420 (compare_debug, compare_debug_second, compare_debug_opt): New.
14421 (switches_debug_check, n_switches_debug_check): New.
14422 (debug_auxbase_opt, debug_check_temp_file): New.
14423 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14425 (do_self_spec): Handle arguments after switches.
14426 (do_spec_1): Add .gk extension to temp file basenames for compare.
14427 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14428 (cc1_options): Use it instead of normal auxbase computation for
14429 the second compare-debug compilation.
14430 (compare_files): New.
14431 (main): Set up and implement compare debug mode.
14432 (compare_debug_dump_opt_spec_function): New.
14433 (compare_debug_self_opt_spec_function): New.
14434 (compare_debug_auxbase_opt_spec_function): New.
14435 * toplev.c (process_options): Handle flag_gtoggle,
14436 flag_dump_final_insns.
14437 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14438 during -fcompare-debug-second compilation.
14440 2009-06-07 Ian Lance Taylor <iant@google.com>
14442 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14443 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14445 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14446 with no default node. Change warning with %H to warning_at.
14447 Don't clear warn_switch around case checking.
14448 * doc/invoke.texi (Warning Options): Clarify distinction between
14449 -Wswitch and -Wswitch-enum.
14451 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14453 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14455 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14457 * gbl-ctors.h: Add header guard.
14459 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14461 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14462 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14463 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14464 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14465 prototypes for removed functions.
14466 (expressions_equal_p): Move to ...
14467 * tree-ssa-sccvn.h: ... here and ...
14468 * matrix-reorg.c: ... adjust includes.
14470 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14472 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14474 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14476 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14477 (finish_function): Remove erroneous whitespace.
14479 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14481 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14482 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14484 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14486 * errors.c (internal_error): Commentary typo fix.
14487 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14488 * tree-ssa-pre.c: Ditto.
14490 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14492 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14493 them is supposed to hold actual statements.
14495 2009-06-06 Ian Lance Taylor <iant@google.com>
14497 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14498 empty statements can now have attributes.
14500 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14502 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14503 * config/mips/mips.md: Ditto.
14505 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14507 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14509 (__eabi_uconvert): Likewise.
14511 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14513 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14514 CFI_* definitions with IN_GCC.
14516 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14518 * xcoffout.h (xcoffout_source_line): Update prototype.
14520 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14522 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14523 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14525 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14527 PR middle-end/40340
14528 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14529 inlined_function_outer_scope_p blocks for artificial inlines
14531 * tree.c (tree_nonartificial_location): Rewrite using
14532 block_nonartificial_location.
14534 2009-06-05 Revital Eres <eres@il.ibm.com>
14535 Leehod Baruch <leehod@il.ibm.com>
14537 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14538 (expand_expr_real_1): Remove comment.
14539 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14540 Vectorize misaligned access when the target supports it.
14541 (vect_supportable_dr_alignment): Check for unaligned access support.
14542 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14545 2009-06-05 Julian Brown <julian@codesourcery.com>
14547 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14548 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14550 2009-06-05 Richard Guenther <rguenther@suse.de>
14553 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14554 as possibly unused.
14556 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14558 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14559 (save_gprs): Don't tell unwinder when a global register is saved.
14560 (s390_emit_epilogue): Emit needed epilogue unwind info.
14562 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14564 * dwarf2out.c (deferred_asm_name): New.
14565 (add_name_and_src_coords_attributes): Defer creation of
14566 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14568 (move_linkage_attr): New.
14569 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14572 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14574 * tree-nested.c (finalize_nesting_tree_1): Declare the
14575 frame_decl in the binding tree.
14577 2009-06-04 Cary Coutant <ccoutant@google.com>
14579 * basic-block.h (struct basic_block_def): Add discriminator field.
14580 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14582 * debug.c (do_nothing_debug_hooks): Add additional entry.
14583 (debug_nothing_int_charstar_int): New function.
14584 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14585 (debug_nothing_int_charstar_int): New declaration.
14586 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14587 discriminator value in .loc directive.
14588 * final.c (last_discriminator): New variable.
14589 (discriminator): New variable.
14590 (final_start_function): Initialize above variables, pass current
14591 discriminator to debug hook.
14592 (notice_source_line): Check for discriminator change.
14593 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14594 * sdbout.c (sdbout_source_line): New parameter.
14595 * tree-cfg.c (struct locus_discrim_map): New structure type.
14596 (discriminator_per_locus): New hash table.
14597 (build_gimple_cfg): Allocate and free discriminator hash table.
14598 (make_edges): Call assign_discriminator.
14599 (locus_map_hash): New function.
14600 (locus_map_eq): New function.
14601 (next_discriminator_for_locus): New function.
14602 (same_line_p): New function.
14603 (assign_discriminator): New function.
14604 (make_cond_expr_edges): Call assign_discriminator.
14605 (make_gimple_switch_edges): Likewise.
14606 (first_non_label_stmt): New function.
14607 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14609 * xcoffout.c (xcoffout_source_line): Add new parameter.
14611 * configure.ac (gcc_cv_as_discriminator): New configury check for
14612 gas support for discriminator.
14613 * configure: Regenerate.
14614 * config.in: Regenerate.
14616 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14618 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14619 val after checking for integers.
14621 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14623 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14625 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14626 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14627 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14628 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14629 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14630 X64_SSE_REGPARM_MAX.
14631 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14632 X64_SSE_REGPARM_MAX.
14634 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14636 * gcc.c (report_times_to_file): New.
14637 (execute): Implement it.
14638 (process_command): Support -time=.
14639 * doc/invoke.texi: Document it.
14641 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14643 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14644 that have value exprs.
14646 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14648 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14649 declarations for constants until...
14650 (dw2_output_indirect_constant_1): ... this point.
14652 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14655 * arm.md (arm_addsi3): Don't try to split an add with an
14656 eliminable register until after reload has completed.
14658 2009-06-03 Ian Lance Taylor <iant@google.com>
14660 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14661 * genattrtab.c (write_length_unit_log): Likewise.
14662 * genchecksum.c (dosum): Likewise.
14663 * gengtype.c (write_rtx_next): Likewise.
14664 (finish_root_table, write_roots): Likewise.
14665 * gimple.c (gimple_ops_offset_): Likewise.
14666 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14667 * config/arc/arc.c (arc_attribute_table): Likewise.
14668 * config/arm/arm.c (arm_attribute_table): Likewise.
14669 * config/avr/avr.c (avr_attribute_table): Likewise.
14670 * config/crx/crx.c (crx_attribute_table): Likewise.
14671 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14672 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14673 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14674 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14675 * config/sh/sh.c (sh_attribute_table): Likewise.
14676 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14677 * config/spu/spu.c (spu_attribute_table): Likewise.
14678 * config/v850/v850.c (v850_attribute_table): Likewise.
14680 * config/alpha/alpha.c (vms_attribute_table): Make static.
14681 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14682 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14683 * config/mips/mips.c (mips_attribute_table): Likewise.
14685 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14687 (cc1-checksum.o): Likewise.
14689 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14691 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14693 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14695 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14696 insn if it is changing sp. Use gen_add3_insn instead of
14697 conditionally gen_addsi3 and gen_adddi3.
14698 (offset_below_red_zone_p): New static inline function.
14699 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14700 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14701 * config/rs6000/ppc-asm.h: Include auto-host.h.
14702 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14703 CFI_RESTORE): Define.
14704 * config/rs6000/crtresxgpr.asm: Add unwind info.
14705 * config/rs6000/crtresxfpr.asm: Likewise.
14706 * config/rs6000/crtresgpr.asm: Likewise.
14707 * config/rs6000/crtresfpr.asm: Likewise.
14708 * config/rs6000/crtsavgpr.asm: Likewise.
14709 * config/rs6000/crtsavfpr.asm: Likewise.
14711 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14712 argument of DWARF2_FRAME_REG_OUT macros.
14714 2009-06-03 Julian Brown <julian@codesourcery.com>
14716 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14717 words or less (including TImode) in core registers.
14719 2009-06-03 Richard Guenther <rguenther@suse.de>
14721 PR middle-end/40328
14722 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14724 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14726 * statistics.c (statistics_counter_event): Do not record event
14727 in pass dump if its number == -1.
14728 (curr_statistics_hash): Add assert that we never get passes
14729 with static number == -1.
14731 2009-06-03 Richard Guenther <rguenther@suse.de>
14732 Andrey Belevantsev <abel@ispras.ru>
14734 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14735 non-BLKmode arrays addressable.
14737 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14739 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14740 * config/m68k/m68k.h: ... here.
14742 2009-06-03 Martin Jambor <mjambor@suse.cz>
14744 PR tree-optimization/40323
14745 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14748 2009-06-03 Richard Guenther <rguenther@suse.de>
14750 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14753 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14755 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14756 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14757 JUMP_TABLE_DATA_P where applicable.
14758 * config/sh/sh.c: Ditto.
14759 * config/sh/sh.h: Ditto.
14760 * config/sh/sh.md: Ditto.
14761 * config/sh/symbian.c: Ditto.
14763 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14765 * config/i386/driver-i386.c (describe_cache): Optimize
14766 concatenation of strings. Use snprintf instead of sprintf.
14767 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14768 target when not compiling with GCC.
14770 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14772 * config/sh/sh.c: Revert last change.
14773 (sh_expand_epilogue): Emit a blockage insn before the frame
14774 pointer adjustment unconditionally.
14776 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14778 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14779 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14780 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14781 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14782 to COLLECT_GCC_OPTIONS.
14784 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14786 * collect2.c (target_system_root): New variable.
14787 (main): Handle --sysroot=.
14788 (ignore_library): Strip the sysroot from the library path.
14790 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14792 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14793 (collect2.o): Depend on collect2-aix.h.
14794 (collect2-aix.o): New rule.
14795 * collect2-aix.h: New file.
14796 * collect2-aix.c: Likewise.
14797 * collect2.c: Include collect2-aix.h. Don't undefine
14798 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14799 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14800 Use TARGET_AIX_VERSION instead of _AIX51.
14801 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14802 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14803 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14804 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14805 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14807 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14809 * collect2.c (ignore_library): Avoid premature post-increment
14810 and null deference.
14812 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14814 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14815 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14816 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14817 CROSS_DIRECTORY_STRUCTURE too.
14818 (LINK_LIBG_SPEC): Likewise.
14819 (LIB_SPEC): Add %R to sysroot paths.
14820 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14821 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14822 * config/rs6000/aix51.h: As for aix43.h.
14823 * config/rs6000/aix52.h: Likewise.
14824 * config/rs6000/aix53.h: Likewise.
14825 * config/rs6000/aix61.h: Likewise.
14826 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14827 to the beginning of sysroot paths.
14829 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14831 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14832 INSN_LISTs that are out of the REG_NOTE range.
14834 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14836 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14837 (struct var_to_expand): Likewise.
14838 (struct opt_info): Add head and tail for linked lists of the above.
14839 (analyze_insn_to_expand_var): Initialize next.
14840 (analyze_iv_to_split_insn): Likewise.
14841 (analyze_insns_in_loop): Create linked lists.
14842 (allocate_basic_variable): Simplify for use without hash table.
14843 (insert_var_expansion_initialization): Likewise, make it type-safer.
14844 (combine_var_copies_in_loop_exit): Likewise.
14845 (apply_opt_in_copies): Walk lists rather than hash tables.
14846 (release_var_copies): Simplified and inlined by hand into...
14847 (free_opt_info): ... this function.
14849 2009-06-02 Richard Guenther <rguenther@suse.de>
14851 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14854 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14856 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14857 only for builtins that are not overridden.
14859 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14861 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14864 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14866 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14868 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14870 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14872 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14874 * common.opt (fdump-unnumbered-links): New.
14875 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14876 * print-rtl.c (flag_dump_unnumbered_links): New.
14877 (print_rtx): Test it.
14879 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14881 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14882 push/pop multiple to 8-byte alignment.
14884 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14886 * config/i386/i386.c (queued_cfa_restores): New static variable.
14887 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14889 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14890 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14891 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14892 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14893 note unconditionally.
14894 (ix86_emit_restore_regs_using_mov): Likewise.
14895 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14896 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14897 it through to ix86_emit_restore_reg_using_pop.
14898 (ix86_emit_leave): Add RED_OFFSET argument. Call
14899 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14900 instead of adding REG_CFA_OFFSET note unconditionally.
14901 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14902 the above functions. Call ix86_add_queued_cfa_restore_notes when
14905 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14906 force output of the label even for dwarf2out_do_cfi_asm.
14907 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14908 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14909 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14911 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14912 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14913 dwarf2out_cfi_label callers.
14914 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14915 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14916 Adjust dwarf2out_cfi_label callers.
14917 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14919 * config/i386/i386.h (struct machine_cfa_state,
14920 struct machine_function): Guard with ifndef USED_FOR_TARGET
14921 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14924 * emutls.c (__emutls_get_address): Change arr->size to mean number
14925 of allocated arr->data entries instead of # of slots + 1.
14927 PR middle-end/40316
14928 * recog.c (peep2_reinit_state): New function.
14929 (peephole2_init_state): Use it at the end of a basic block and also
14930 when seeing a RTX_FRAME_RELATED_P insn.
14932 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14934 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14935 fixuns_truncrfdi2): New.
14936 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14937 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14938 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14939 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14940 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14941 *recip_approx): Remove.
14942 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14943 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14944 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14946 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14949 2009-06-01 Ian Lance Taylor <iant@google.com>
14951 * attribs.c (register_attribute): Use CONST_CAST.
14952 * collect2.c (main): Use CONST_CAST2.
14953 (scan_prog_file): Likewise.
14954 * gcc.c (process_command, main): Likewise.
14955 * toplev.c (toplev_main): Likewise.
14957 * c-typeck.c (handle_warn_cast_qual): New static function,
14958 partially broken out of build_c_cast.
14959 (build_c_cast): Call handle_warn_cast_qual.
14960 * doc/invoke.texi (Warning Options): Document new effect of
14963 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14965 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14966 (diagnostic_report_current_module): Print columns.
14967 * common.opt (flag_show_column): Enable by default.
14969 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14971 * alias.c (find_base_term): Check for NULL term before returning.
14973 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14975 Revert due to PR40320:
14976 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14977 * calls.c (emit_library_call_value_1): Don't force_operand for move
14980 2009-06-01 Olivier Hainque <hainque@adacore.com>
14981 Eric Botcazou <ebotcazou@adacore.com>
14983 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14984 to be processed as a bitfield for constructor output purposes.
14985 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14987 * varasm.c (oc_local_state): New type, output_constructor
14988 local state to support communication with helpers.
14989 (oc_outer_state): New type, output_constructor outer state of
14990 relevance in recursive calls.
14991 (output_constructor_array_range): New output_constructor helper,
14992 extracted code for an array range element.
14993 (output_constructor_regular_field): New output_constructor helper,
14994 extracted code for an element that is not a bitfield.
14995 (output_constructor_bitfield): New output_constructor helper,
14996 extracted code for a bitfield element. Accept an OUTER state
14997 argument for recursive processing. Recurse on record or array
14998 CONSTRUCTOR values, possibly past noop conversions.
14999 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15000 VALUE is a valid constant-valued expression for use in a static
15001 bit-field initializer.
15002 (output_constructor): Rework to use helpers. Accept and honor an
15003 OUTER state argument for recursive calls. Return total size. Be
15004 prepared for nested constructors initializing bitfields.
15005 (output_constant): Feed OUTER in calls to output_constructor.
15007 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15009 * calls.c (emit_library_call_value_1): Don't force_operand for move
15012 2009-06-01 Nick Clifton <nickc@redhat.com>
15014 * doc/invoke.texi (IA-64 Options): Fix typo.
15016 2009-06-01 Ira Rosen <irar@il.ibm.com>
15018 PR tree-optimization/39129
15019 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15021 (vect_do_peeling_for_loop_bound): Use
15022 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15023 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15024 (vect_loop_versioning): Likewise.
15025 (vect_create_cond_for_alias_checks): Fix indentation.
15026 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15028 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15029 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15030 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15031 "control flow in loop".
15032 (vect_estimate_min_profitable_iters): Use
15033 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15034 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15035 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15036 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15037 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15038 statement belongs to a group of strided accesses with the exact code
15040 (vectorizable_load): Likewise.
15041 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15042 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15044 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15046 * config/freebsd-stdint.h: New file.
15047 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15048 Add freebsd-stdint.h to tm_file.
15050 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15052 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15053 (thumb2_extendhidi2): Likewise.
15055 2009-05-31 Ian Lance Taylor <iant@google.com>
15057 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15059 2009-05-31 Ian Lance Taylor <iant@google.com>
15061 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15062 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15063 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15065 2009-05-31 Jason Merrill <jason@redhat.com>
15067 * tree-pretty-print.c (print_call_name): Take the callee, not the
15068 call itself. Make non-static. Use dump_function_name for functions.
15069 (dump_generic_node): Adjust.
15070 * diagnostic.h: Declare print_call_name.
15071 * gimple-pretty-print.c (dump_gimple_call): Use it.
15073 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15075 * config/sh/sh.md (ashldi3_std): New define_expand.
15078 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15081 * config/sh/sh.c: Include debug.h.
15082 (sh_expand_epilogue): Emit a blockage insn before the frame
15083 pointer adjustment also when dwarf2out_do_frame returns true.
15085 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15087 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15088 (thumb2_extendqidi2): New pattern.
15090 2009-05-31 Ira Rosen <irar@il.ibm.com>
15092 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15093 mark phis for renaming.
15094 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15095 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15096 Call mark_sym_for_renaming.
15097 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15098 * tree-vect-loop.c (vect_transform_loop): Remove
15099 vect_memsyms_to_rename initialization and a call to
15100 mark_set_for_renaming.
15102 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15104 PR middle-end/40304
15105 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15106 frame related even if !set_cfa && style < 0.
15108 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15110 * config/i386/mingw-tls.c: New file.
15111 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15112 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15113 defining _WIN32 but not __CYGWIN__.
15115 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15117 * configure.ac: Add MPC support.
15119 * config.in, configure: Regenerate.
15121 2009-05-29 Richard Henderson <rth@redhat.com>
15123 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15124 NOTE_INSN_BASIC_BLOCK.
15125 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15126 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15127 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15129 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15131 (add_cfi): Disable check redefining cfa away from drap.
15132 (lookup_cfa_1): Add remember argument; handle remember/restore.
15133 (lookup_cfa): Pass remember argument.
15134 (cfa_remember): New.
15135 (compute_barrier_args_size_1): Remove sibcall check.
15136 (dwarf2out_frame_debug_def_cfa): New.
15137 (dwarf2out_frame_debug_adjust_cfa): New.
15138 (dwarf2out_frame_debug_cfa_offset): New.
15139 (dwarf2out_frame_debug_cfa_register): New.
15140 (dwarf2out_frame_debug_cfa_restore): New.
15141 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15142 (dwarf2out_begin_epilogue): New.
15143 (dwarf2out_frame_debug_restore_state): New.
15144 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15145 DW_CFA_restore_state.
15146 (output_cfi_directive): Likewise.
15147 (convert_cfa_to_fb_loc_list): Likewise.
15148 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15149 * dwarf2out.h: Update.
15150 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15151 (copy_insn_1): Early out for null.
15152 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15153 and dwarf2out_frame_debug_restore_state.
15154 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15155 (prologue_insn_hash, epilogue_insn_hash): New.
15156 (free_after_compilation): Adjust freeing accordingly.
15157 (record_insns): Create hash table if needed; push insns into
15158 hash instead of array.
15159 (maybe_copy_epilogue_insn): New.
15160 (contains): Search hash table instead of array.
15161 (sibcall_epilogue_contains): Remove.
15162 (thread_prologue_and_epilogue_insns): Split eh_return insns
15163 and mark them as epilogues.
15164 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15165 scanning in terms of basic blocks.
15166 * insn-notes.def (CFA_RESTORE_STATE): New.
15167 * jump.c (returnjump_p_1): Accept EH_RETURN.
15168 (eh_returnjump_p_1, eh_returnjump_p): New.
15169 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15170 CFA_REGISTER, CFA_RESTORE): New.
15171 * rtl.def (EH_RETURN): New.
15172 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15174 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15175 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15177 * config/i386/i386.c (gen_push): Update cfa state.
15178 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15179 add a CFA_ADJUST_CFA note.
15180 (ix86_dwarf_handle_frame_unspec): Remove.
15181 (ix86_expand_prologue): Update cfa state.
15182 (ix86_emit_restore_reg_using_pop): New.
15183 (ix86_emit_restore_regs_using_pop): New.
15184 (ix86_emit_leave): New.
15185 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15186 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15187 * config/i386/i386.h (struct machine_cfa_state): New.
15188 (ix86_cfa_state): New.
15189 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15190 (eh_return_internal): Merge from eh_return_<mode>,
15191 use eh_return rtx, split w/ epilogue.
15193 2009-05-29 Ian Lance Taylor <iant@google.com>
15195 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15197 * calls.c (emit_library_call_value_1): Likewise.
15199 * c-typeck.c (c_build_va_arg): New function.
15200 * c-tree.h (c_build_va_arg): Declare.
15201 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15202 instead of build_va_arg.
15204 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15206 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15207 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15208 (ptr_difference_cost): Use affine combinations to compute it.
15209 (difference_cost): Likewise.
15210 (get_computation_cost_at): Compute more accurate cost for addresses
15211 if the ratio is a multiplier allowed in addresses.
15212 For non-addresses, consider that an additional offset or symbol is
15215 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15217 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15218 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15220 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15221 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15222 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15224 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15225 to 1 for TYPE_SSE{IADD1,CVT1}.
15226 (prefix_vex_imm8): Removed.
15227 (length_vex): Only pass 1 as second argument to
15228 ix86_attr_length_vex_default if prefix_extra is 0.
15229 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15230 (length): For prefix vex computation use length_immediate
15231 attribute instead of prefix_vex_imm8.
15232 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15233 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15234 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15235 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15236 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15237 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15238 a space in between the operands.
15239 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15240 if one operand is 0xff and the other one si, di, bp or sp.
15241 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15242 other one si, di, bp or sp.
15243 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15244 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15245 type and mode attributes.
15246 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15247 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15248 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15249 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15250 prefix_data16 attribute iff MODE_DF.
15251 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15252 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15253 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15254 constm128_operand in length_immediate computation.
15255 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15256 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15257 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15258 length_immediate attribute to 1.
15259 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15260 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15261 for certain alternatives.
15262 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15263 prefix_data16 attribute if MODE_V1DF.
15264 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15265 length_immediate to 1.
15266 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15267 length_address to 4, set mode attribute to MODE_DI.
15268 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15269 (fxam<mode>2_i387): Set length attribute to 4.
15270 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15271 *prefetch_3dnow_rex): Override length_address attribute.
15272 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15274 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15275 (constm128_operand): Removed.
15276 * config/i386/i386.c (memory_address_length): For
15277 disp && !index && !base in 64-bit mode account for SIB byte if
15278 print_operand_address can't optimize disp32 into disp32(%rip)
15279 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15280 for fs: or gs: segment.
15281 (ix86_attr_length_immediate_default): When checking if shortform
15282 is possible, truncate immediate to the length of the non-shortened
15284 (ix86_attr_length_address_default): Ignore MEM_P operands
15286 (ix86_attr_length_vex_default): Only check for DImode on
15287 GENERAL_REG_P operands.
15288 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15289 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15290 (sse_cvttps2pi): Clear prefix_rep attribute.
15291 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15293 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15294 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15295 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15296 iff operand 2 is const_int_operand.
15297 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15298 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15299 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15301 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15303 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15304 prefix_data16 attribute for movlpd and movhpd instructions.
15305 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15306 length_immediate for shufpd instruction.
15307 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15308 (avx_cmpp<avxmodesuffixf2c><mode>3,
15309 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15310 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15311 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15312 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15313 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15314 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15315 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15316 prefix_data16 attribute for the first alternative to 1.
15317 (*avx_loadlps): Override length_immediate for the first alternative.
15318 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15319 attributes for second alternative.
15320 (*vec_concatv2sf_sse4_1): Override length_immediate and
15321 prefix_data16 attributes for second alternative.
15322 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15323 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15324 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15325 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15326 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15327 prefix_data16 and length_immediate to 1.
15328 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15330 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15331 prefix_extra attribute for variants that don't have 0f prefix alone.
15332 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15333 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15334 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15335 *sse4_1_pextrd): Set length_immediate to 1.
15336 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15337 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15339 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15340 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15341 length_immediate to 1 for second alternative.
15342 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15343 prefix_extra and length_immediate attributes for the first
15345 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15347 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15348 to 1 for the first and third alternative.
15349 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15351 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15353 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15355 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15356 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15357 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15358 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15359 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15360 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15361 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15362 ssse3_psign<mode>3): Override prefix_rex attribute.
15363 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15364 (ssse3_palignrti): Override length_immediate to 1.
15365 (ssse3_palignrdi): Override length_immediate to 1, override
15366 prefix_rex attribute.
15367 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15368 (sse4a_extrqi): Override length_immediate to 2.
15369 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15370 (sse4a_insertq): Override prefix_data16 to 0.
15371 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15372 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15373 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15374 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15375 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15376 and length_immediate to 1.
15377 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15378 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15379 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15380 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15381 and length_immediate to 1.
15382 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15383 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15384 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15385 avx_ptest256): Override prefix_extra to 1.
15386 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15387 Override prefix_data16 and length_immediate to 1.
15388 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15389 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15390 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15391 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15392 prefix_data16 to 0 and prefix_extra to 2.
15393 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15394 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15396 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15397 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15398 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15399 and prefix_extra to 2.
15400 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15401 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15402 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15403 avx_vpermilvar<mode>3,
15404 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15405 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15406 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15407 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15408 Override prefix_extra to 1.
15409 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15410 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15411 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15412 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15413 prefix_extra and length_immediate to 1.
15414 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15416 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15417 to 1 for the first alternative.
15418 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15419 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15421 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15422 *movv2sf_internal_avx, *movv2sf_internal): Override
15423 prefix_rep attribute for certain alternatives.
15424 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15425 attributes for certain alternatives.
15426 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15427 attributes for certain alternatives.
15428 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15429 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15430 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15431 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15432 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15433 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15434 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15435 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15436 length_immediate to 1 if operand 2 is const_int_operand.
15437 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15438 *vec_extractv2si_1): Set length_immediate attribute to 1.
15439 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15440 using old 3DNOW insn rather than SSE/3DNOW_A.
15441 (mmx_emms, mmx_femms): Clear modrm attribute.
15443 2009-05-29 Martin Jambor <mjambor@suse.cz>
15445 * tree-sra.c: New implementation of SRA.
15447 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15448 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15449 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15450 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15451 (SRA_MAX_STRUCTURE_COUNT): Removed.
15452 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15453 * doc/invoke.texi (sra-max-structure-size): Removed.
15454 (sra-field-structure-ratio): Removed.
15456 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15458 PR middle-end/40291
15459 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15462 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15464 PR rtl-optimization/40101
15465 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15466 seqno. Adjust comment.
15467 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15468 inserting bookkeeping before a jump, the jump is not scheduled.
15469 When no positive seqno found, provide a value. Add comment.
15471 2009-05-29 Richard Guenther <rguenther@suse.de>
15473 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15474 short-cutting on the first component.
15476 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15478 PR middle-end/39958
15479 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15480 for trees other than decls/types.
15482 2009-05-29 Richard Guenther <rguenther@suse.de>
15484 * tree-ssa-operands.c (get_expr_operands): Do not handle
15485 INDIRECT_REFs in the handled-component case. Remove
15486 unused get_ref_base_and_extent case.
15487 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15488 tree_low_cst and host_integerp where possible.
15489 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15490 codes for equivalence.
15491 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15493 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15495 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15496 to tmake_file for i[34567]86-*-cygwin*.
15498 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15501 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15502 (altivec_categorize_keyword, init_vector_keywords,
15503 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15506 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15508 * tree.c (handle_dll_attribute): Check if node is
15509 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15511 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15513 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15515 (thumb2_zero_extendqidi2): Likewise.
15517 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15519 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15520 instead of gen_movrt.
15521 * config/sh/sh.md (movrt): Remove.
15523 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15525 * doc/invoke.texi (IA-64 Options):
15526 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15527 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15528 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15529 -msched-prefer-non-control-spec-insns,
15530 -msched-stop-bits-after-every-cycle,
15531 -msched-count-spec-in-critical-path,
15532 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15533 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15534 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15535 and -msched-spec-verbose.
15537 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15539 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15540 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15542 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15544 2009-05-28 Richard Guenther <rguenther@suse.de>
15546 * tree-ssa-alias.c (ao_ref_init): New function.
15547 (ao_ref_base): Likewise.
15548 (ao_ref_base_alias_set): Likewise.
15549 (ao_ref_alias_set): Likewise.
15550 (refs_may_alias_p_1): Change signature.
15551 (refs_may_alias_p): Adjust.
15552 (refs_anti_dependent_p): Likewise.
15553 (refs_output_dependent_p): Likewise.
15554 (call_may_clobber_ref_p_1): Change signature.
15555 (call_may_clobber_ref_p): Adjust.
15556 (stmt_may_clobber_ref_p_1): New function split out from ...
15557 (stmt_may_clobber_ref_p): ... here.
15558 (maybe_skip_until): Adjust signature.
15559 (get_continuation_for_phi): Likewise.
15560 (walk_non_aliased_vuses): Likewise.
15561 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15562 (ao_ref_init): Declare.
15563 (ao_ref_base): Likewise.
15564 (ao_ref_alias_set): Likewise.
15565 (stmt_may_clobber_ref_p_1): Likewise.
15566 (walk_non_aliased_vuses): Adjust.
15567 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15568 (get_ref_from_reference_ops): remove.
15569 (vn_reference_lookup_2): Adjust signature.
15570 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15571 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15572 (vn_reference_lookup): Adjust.
15573 (vn_reference_insert): Likewise.
15574 (vn_reference_insert_pieces): Adjust signature.
15575 (visit_reference_op_call): Adjust.
15576 * tree-ssa-pre.c (get_expr_type): Simplify.
15577 (phi_translate_1): Adjust.
15578 (compute_avail): Likewise.
15579 (translate_vuse_through_block): Do not re-build trees.
15580 (value_dies_in_block_x): Likewise.
15581 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15583 (vn_reference_lookup_pieces): Adjust declaration.
15584 (vn_reference_insert_pieces): Likewise.
15586 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15588 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15589 with checking disabled.
15591 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15595 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15596 macro definition for support of three-operand format aligned
15597 .comm directive in assembler on cygwin/pe/mingw target OS.
15598 * configure: Regenerate.
15599 * config.h: Regenerate.
15601 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15602 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15603 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15605 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15606 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15608 2009-05-28 Ira Rosen <irar@il.ibm.com>
15610 PR tree-optimization/40254
15611 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15612 in analysis of basic blocks.
15614 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15616 PR middle-end/33699
15617 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15618 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15619 (TARGET_INITIALIZER): Use it.
15620 * cse.c (CHEAPER): Move it up to the other macros.
15621 (insert): Rename this ...
15622 (insert_with_costs): ... to this. Add cost parameters. Update
15624 (insert): New function. Call insert_with_costs.
15625 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15626 find_reg_offset_for_const, try_const_anchors): New functions.
15627 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15628 when using a const-anchor. Call insert_const_anchors.
15629 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15630 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15632 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15634 * tree-inline.c (remap_decls): Enable nonlocalized variables
15635 when not optimizing.
15637 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15639 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15640 Simplify other tests involving optimize.
15642 2009-05-27 Tom Tromey <tromey@redhat.com>
15644 * unwind-dw2.c (_Unwind_DebugHook): New function.
15645 (uw_install_context): Call _Unwind_DebugHook.
15647 2009-05-27 Tom Tromey <tromey@redhat.com>
15649 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15651 2009-05-27 Ian Lance Taylor <iant@google.com>
15653 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15654 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15655 (ALL_LINKERFLAGS): Define.
15656 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15657 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15658 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15659 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15660 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15661 $(LINKER_FOR_BUILD).
15662 (build/gcov-iov$(build_exeext)): Likewise.
15664 2009-05-27 Julian Brown <julian@codesourcery.com>
15666 * gcse.c (target.h): Include.
15667 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15668 copy of argument to a pseudo register.
15670 2009-05-27 Diego Novillo <dnovillo@google.com>
15672 * tree-ssa-live.c (dump_scope_block): Document arguments.
15673 (dump_scope_blocks): Document.
15674 (debug_scope_blocks): New.
15675 * tree-flow.h (debug_scope_blocks): Declare.
15677 2009-05-21 Denis Chertykov <denisc@overta.ru>
15679 * doc/contrib.texi (Contributors): Add myself to the list.
15681 2009-05-27 Olivier Hainque <hainque@adacore.com>
15683 * expr.c (target_align): New function. Alignment the TARGET of an
15684 assignment may be assume to have.
15685 (highest_pow2_factor_for_target): Use it instead of relying on
15686 immediate tree attributes of TARGET, not necessarily honored when
15687 intermediate bitfields are involved.
15689 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15692 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15693 AVX, SSE4, AES, PCLMUL and POPCNT.
15695 2009-05-27 Diego Novillo <dnovillo@google.com>
15697 * tree-pretty-print.c (dump_location): New.
15698 (dump_generic_node): Call it.
15699 Factor code to handle BLOCK nodes ...
15700 (dump_block_node): ... here.
15702 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15704 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15706 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15708 * gcc-plugin.h: Include config.h and system.h.
15709 (IN_GCC): Define if not defined.
15711 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15713 PR middle-end/40249
15714 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15717 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15719 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15721 * config/m32r/m32r.h: Ditto.
15722 * config/m32r/m32r.md: Ditto.
15723 * config/m32r/predicates.md: Ditto.
15725 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15727 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15729 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15732 (Loading plugins): typo.
15733 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15734 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15735 (Interacting with the GCC Garbage Collector): Added new section.
15736 (Giving information about a plugin): Added new section for
15738 * ggc.h (ggc_register_root_tab): Added declaration.
15739 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15740 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15741 (register_callback): Improved comment in declaration.
15742 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15743 (extra_root_vec) Added static variable for dynamic roots registration.
15744 (ggc_register_root_tab) Added new routine.
15745 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15746 PLUGIN_GGC_MARKING event.
15747 * ggc-zone.c: Include plugin.h.
15748 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15749 * ggc-page.c: Include plugin.h.
15750 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15751 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15752 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15753 (register_callback): check lack of callbacks for
15754 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15755 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15756 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15757 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15758 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15759 dependency on plugin.h.
15760 (plugin.o): Added dependency on ggc.h...
15762 2009-05-26 Richard Guenther <rguenther@suse.de>
15764 PR middle-end/40248
15766 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15767 with mismatched comparison modes.
15769 * expr.c (expand_expr_real_1): Expand the operand of a
15770 VIEW_CONVERT_EXPR in its natural mode.
15772 2009-05-26 Ian Lance Taylor <iant@google.com>
15774 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15775 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15776 (ALL_COMPILERFLAGS): Define.
15777 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15778 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15779 (collect2$(exeext), collect2.o): Likewise.
15780 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15781 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15782 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15783 (libbackend.o, intl.o, cppdefault.o): Likewise.
15784 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15785 (build/%.o): Use $(COMPILER_FOR_BUILD).
15786 (build/gen%$(build_exeext)): Likewise.
15787 (build/gcov-iov$(build_exeext)): LIkewise.
15788 * config/t-darwin (darwin.o): Use $(COMPILER).
15789 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15790 * config/t-sol2 (sol2-c.o): Likewise.
15791 (sol2.o): Likewise.
15792 * config/t-vxworks (vxworks.o): Likewise.
15793 * config/x-darwin (host-darwin.o): Likewise.
15794 * config/x-hpux (host-hpux.o): Likewise.
15795 * config/x-linux (host-linux.o): Likewise.
15796 * config/x-solaris (host-solaris.o): Likewise.
15797 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15798 * config/arm/t-arm (arm-c.o): Likewise.
15799 * config/arm/t-pe (pe.o): Likewise.
15800 * config/arm/t-wince-pe (pe.o): Likewise.
15801 * config/i386/t-cygming (winnt.o): Likewise.
15802 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15803 * config/i386/t-cygwin (cygwin1.o): Likewise.
15804 (cygwin2.o): Likewise.
15805 * config/i386/t-i386 (i386-c.o): Likewise.
15806 * config/i386/t-interix (winnt.o): Likewise.
15807 * config/i386/t-netware (netware.o): Likewise.
15808 * config/i386/t-nwld (nwld.o): Likewise.
15809 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15810 * config/i386/x-i386 (driver-i386.o): Likewise.
15811 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15812 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15813 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15814 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15815 * config/mips/x-native (driver-native.o): Likewise.
15816 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15817 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15818 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15819 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15820 * config/score/t-score-elf (score7.o): Likewise.
15821 (score3.o): Likewise.
15822 * config/sh/t-sh (sh-c.o): Likewise.
15823 * config/sh/t-symbian (sh-c.o): Likewise.
15824 (symbian.o): Likewise.
15825 * config/spu/t-spu-elf (spu-c.o): Likewise.
15826 * config/v850/t-v850 (v850-c.o): Likewise.
15827 * config/v850/t-v850e (v850-c.o): Likewise.
15829 2009-05-26 Richard Guenther <rguenther@suse.de>
15831 PR tree-optimization/40122
15832 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15833 VECTOR_CSTs if possible.
15834 (fold_gimple_assign): Likewise.
15836 2009-05-26 Richard Guenther <rguenther@suse.de>
15838 PR middle-end/40252
15839 * fold-const.c (fold_binary): Use the correct types for building
15842 2009-05-26 Richard Guenther <rguenther@suse.de>
15844 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15845 redundant calls to merge_alias_info.
15846 (bump_vector_ptr): Likewise.
15847 * tree-ssa-copy.c (merge_alias_info): Remove.
15848 (replace_exp_1): Remove call to merge_alias_info.
15849 (propagate_tree_value): Likewise.
15850 (fini_copy_prop): Propagate points-to info.
15851 * tree-flow.h (merge_alias_info): Remove.
15853 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15855 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15857 2009-05-25 Jan Hubicka <jh@suse.cz>
15859 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15860 * cgraph.h (struct inline_summary): New filed self_wize,
15861 size_inlining_benefit, self_time and time_inlining_benefit.
15862 (struct cgraph_global_info): Replace insns by time ans size fields.
15863 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15864 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15865 (ipcp_update_callgraph): Do not touch function bodies.
15866 * ipa-inline.c: Include except.h
15867 (MAX_TIME): New constant.
15868 (overall_insns): Remove.
15869 (leaf_node_p): New.
15870 (overall_size, max_benefit): New static variables.
15871 (cgraph_estimate_time_after_inlining): New function.
15872 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15873 (cgraph_clone_inlined_nodes): Update size.
15874 (cgraph_mark_inline_edge): Update size.
15875 (cgraph_estimate_growth): Use size info.
15876 (cgraph_check_inline_limits): Check size.
15877 (cgraph_default_inline_p): Likewise.
15878 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15879 (cgraph_decide_recursive_inlining): Check size.
15880 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15882 (cgraph_decide_inlining): Likewise.
15883 (cgraph_decide_inlining_incrementally): Likewise; honor
15884 PARAM_EARLY_INLINING_INSNS.
15885 (likely_eliminated_by_inlining_p): New predicate.
15886 (estimate_function_body_sizes): New function.
15887 (compute_inline_parameters): Use it.
15888 * except.c (must_not_throw_labels): New function.
15889 * except.h (must_not_throw_labels): Declare.
15890 * tree-inline.c (init_inline_once): Kill inlining_weigths
15891 * tree-ssa-structalias.c: Avoid uninitialized warning.
15892 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15893 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15894 (PARAM_INLINE_CALL_COST): Remove.
15895 (PARAM_EARLY_INLINING_INSNS): New.
15897 2009-05-25 Richard Guenther <rguenther@suse.de>
15899 PR tree-optimization/36327
15900 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15901 callback for reference translation or lookup at the point of may-defs.
15902 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15903 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15904 for union COMPONENT_REFs.
15905 (vn_reference_lookup_3): New callback. Lookup from memset
15906 and CONSTRUCTOR assignment, translate through struct copies.
15907 (vn_reference_lookup_pieces): Make sure to not free the
15908 passed operands array. Adjust walk_non_aliased_vuses call.
15909 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15910 make sure we do not leak memory.
15912 2009-05-25 Richard Guenther <rguenther@suse.de>
15914 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15915 * tree-inline.c (expand_call_inline): Reset the escaped and
15916 callused solutions.
15917 * tree-ssa-structalias.c (pass_build_ealias): New.
15918 * tree-pass.h (pass_build_ealias): Declare.
15919 * passes.c (init_optimization_passes): Add PTA during
15920 early optimizations.
15921 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15922 and CALLUSED solutions.
15923 (dump_points_to_solution): New function, split out from ...
15924 (dump_points_to_info_for): ... here.
15925 * tree-parloops.c (parallelize_loops): Reset the escaped and
15926 callused solutions.
15928 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15931 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15932 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15934 2009-05-25 Ira Rosen <irar@il.ibm.com>
15936 PR tree-optimization/40238
15937 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15938 statements after basic block's labels.
15939 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15940 to free the allocated memory.
15942 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15944 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15945 return address with a USE.
15947 2009-05-24 Richard Guenther <rguenther@suse.de>
15949 PR middle-end/40233
15950 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15951 array type from the main variant of the inner type.
15953 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15955 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15956 definition to bool (from int) to un-break build.
15957 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15959 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15961 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15962 discard_stmt_changes): Delete.
15963 * tree-ssa-operands.c (scb_stack): Delete.
15964 (init_ssa_operands): Do not initialize it.
15965 (fini_ssa_operands): Do not free it.
15966 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15968 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15969 update_stmt, remove the others. Fix comments.
15970 * tree-dfa.c (optimize_stack_restore): Likewise.
15971 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15972 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15973 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15974 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15976 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15977 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15978 (dom_opt_finalize_block): Likewise, adjusting access to
15980 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15981 (stmts_to_rescan): Change item type to gimple.
15982 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15984 2009-05-24 Ira Rosen <irar@il.ibm.com>
15986 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15987 * tree-pass.h (pass_slp_vectorize): New pass.
15988 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15989 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15990 * tree-vectorizer.c (timevar.h): Include.
15991 (user_vect_verbosity_level): Declare.
15992 (vect_location): Fix comment.
15993 (vect_set_verbosity_level): Update user_vect_verbosity_level
15994 instead of vect_verbosity_level.
15995 (vect_set_dump_settings): Add an argument. Ignore user defined
15996 verbosity if dump flags require higher level of verbosity. Print to
15997 stderr only for loop vectorization.
15998 (vectorize_loops): Update call to vect_set_dump_settings.
15999 (execute_vect_slp): New function.
16000 (gate_vect_slp): Likewise.
16001 (struct gimple_opt_pass pass_slp_vectorize): New.
16002 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16003 access its members.
16004 (vec_info_for_bb): New function.
16005 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16006 (VECTORIZATION_ENABLED): New macro.
16007 (SLP_ENABLED, SLP_DISABLED): Likewise.
16008 (vect_is_simple_use): Add bb_vec_info argument.
16009 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16010 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16011 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16012 vect_schedule_slp, vect_analyze_slp): Likewise.
16013 (vect_analyze_stmt): Add slp_tree argument.
16014 (find_bb_location): Declare.
16015 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16016 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16017 (vect_analyze_loop_operations, vect_analyze_loop,
16018 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16019 vect_finalize_reduction, vectorizable_reduction,
16020 vectorizable_live_operation, vect_transform_loop): Likewise.
16021 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16022 skip evolution analysis if analyzing a basic block.
16023 (dr_analyze_indices): Likewise.
16024 (initialize_data_dependence_relation): Skip the test whether the
16025 object is invariant for basic blocks.
16026 (compute_all_dependences): Skip dependence analysis for data
16027 references in basic blocks.
16028 (find_data_references_in_stmt): Don't fail in case of invariant
16029 access in basic block.
16030 (find_data_references_in_bb): New function.
16031 (find_data_references_in_loop): Move code to
16032 find_data_references_in_bb and add a call to it.
16033 (compute_data_dependences_for_bb): New function.
16034 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16035 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16037 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16038 unknown dependence in basic block and fail in case of dependence in
16040 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16041 dependence instances from either loop or basic block vectorization
16043 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16044 before calling nested_in_vect_loop_p.
16045 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16046 dependence instances from either loop or basic block vectorization
16048 (vect_verify_datarefs_alignment): Likewise.
16049 (vect_enhance_data_refs_alignment): Adjust function calls.
16050 (vect_analyze_data_refs_alignment): Likewise.
16051 (vect_analyze_group_access): Fix printing. Skip different checks if
16052 DR_STEP is 0. Keep strided stores either in loop or basic block
16053 vectorization data structure. Fix indentation.
16054 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16056 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16057 dependence instances from either loop or basic block vectorization
16059 (vect_analyze_data_refs): Update comment. Call
16060 compute_data_dependences_for_bb to analyze basic blocks.
16061 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16062 case of loop vectorization. In case of basic block vectorization use
16063 data-ref itself as a base.
16064 (vect_create_data_ref_ptr): In case of basic block vectorization:
16065 don't advance the pointer, add new statements before the current
16066 statement. Adjust function calls.
16067 (vect_supportable_dr_alignment): Support only aligned accesses in
16068 basic block vectorization.
16069 * common.opt (ftree-slp-vectorize): New flag.
16070 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16071 (vect_pattern_recog_1): Likewise.
16072 * tree-vect-stmts.c (process_use): Likewise.
16073 (vect_init_vector): Add new statements in the beginning of the basic
16074 block in case of basic block SLP.
16075 (vect_get_vec_def_for_operand): Adjust function calls.
16076 (vect_finish_stmt_generation): Likewise.
16077 (vectorizable_call): Add assert that it is loop vectorization, adjust
16079 (vectorizable_conversion, vectorizable_assignment): Likewise.
16080 (vectorizable_operation): In case of basic block SLP, take
16081 vectorization factor from statement's type and skip the relevance
16082 check. Adjust function calls.
16083 (vectorizable_type_demotion): Add assert that it is loop
16084 vectorization, adjust function calls.
16085 (vectorizable_type_promotion): Likewise.
16086 (vectorizable_store): Check for outer loop only in case of loop
16087 vectorization. Adjust function calls. For basic blocks, skip the
16088 relevance check and don't advance pointers.
16089 (vectorizable_load): Likewise.
16090 (vectorizable_condition): Add assert that it is loop vectorization,
16091 adjust function calls.
16092 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16093 that it is not reduction, get vector type, call only supported
16094 functions, skip loop specific parts.
16095 (vect_transform_stmt): Check for outer loop only in case of loop
16097 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16098 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16099 for external definition.
16100 * passes.c (pass_slp_vectorize): New pass.
16101 * tree-vect-slp.c (find_bb_location): New function.
16102 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16103 check for patterns only in loops.
16104 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16105 case of multiple types in basic block SLP.
16106 (vect_mark_slp_stmts_relevant): New function.
16107 (vect_supported_load_permutation_p): Fix comment.
16108 (vect_analyze_slp_instance): Add argument. In case of basic block
16109 SLP, take vectorization factor from statement's type, check that
16110 unrolling factor is 1. Adjust function call. Save SLP instance in
16111 either loop or basic block vectorization structure. Return FALSE,
16113 (vect_analyze_slp): Add argument. Get strided stores groups from
16114 either loop or basic block vectorization structure. Return FALSE
16115 if basic block SLP failed.
16116 (new_bb_vec_info): New function.
16117 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16118 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16119 (vect_schedule_slp): Add argument. Get SLP instances from either
16120 loop or basic block vectorization structure. Set vectorization factor
16121 to be 1 for basic block SLP.
16122 (vect_slp_transform_bb): New function.
16123 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16125 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16127 * final.c (shorten_branches): Do not align labels for jump tables.
16128 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16130 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16132 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16133 Remove outdated reference to flow.c and fix nits.
16134 * doc/gccint.texi: Tweak RTL description.
16135 * doc/rtl.texi: Likewise.
16137 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16139 * config/avr/avr.c: Change my email address.
16140 * config/avr/avr.h: Likewise.
16141 * config/avr/avr.md: Likewise.
16142 * config/avr/avr-protos.h: Likewise.
16143 * config/avr/libgcc.S: Likewise.
16145 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16147 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16148 (spu_split_load, spu_split_store): Change return type to int.
16149 (spu_split_convert): Declare.
16150 * config/spu/predicates.md (spu_mem_operand): Remove.
16151 (spu_mov_operand): Update.
16152 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16153 * config/spu/spu.c (regno_aligned_for_load): Remove.
16154 (reg_aligned_for_addr, spu_expand_load): Define.
16155 (spu_expand_extv): Reimplement and handle MEM.
16156 (spu_expand_insv): Handle MEM.
16157 (spu_sched_reorder): Handle insn's with length 0.
16158 (spu_legitimate_address_p): Reimplement.
16159 (store_with_one_insn_p): Return TRUE for any mode with size
16160 larger than 16 bytes.
16161 (address_needs_split): Define.
16162 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16164 (spu_convert_move): Define.
16165 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16166 (spu_split_store): Change all MEM's to TImode.
16167 (spu_init_expanders): Preallocate registers that correspond to
16168 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16170 (spu_split_convert): Define.
16171 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16172 (_move<mode>, _movdi, _movti): Update predicate and condition.
16173 (load, store): Change to define_split.
16174 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16176 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16177 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16178 define_insn_and_split of lshr<mode>3.
16179 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16180 (<v>ashr<mode>3_imm): Define.
16181 (extv, extzv, insv): Allow MEM operands.
16182 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16183 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16184 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16185 (_spu_convert2): Change to define_insn_and_split and remove the
16186 corresponding define_peephole2.
16187 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16188 Change predicates to memory_operand.
16190 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16192 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16194 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16196 PR tree-optimization/40219
16197 * tree.c (iterative_hash_expr): Make sure the builtin function is
16198 a normal builtin function and not a front end or back end builtin
16199 before indexing into the built_in_decls array.
16201 2009-05-22 Richard Guenther <rguenther@suse.de>
16203 PR middle-end/38964
16204 * alias.c (write_dependence_p): Do not use TBAA for answering
16205 anti-dependence or output-dependence.
16206 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16207 (emit_pointer_definition): Remove.
16208 (emit_alias_warning): Likewise.
16209 (find_what_var_points_to): Remove TBAA pruning code.
16210 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16212 (compute_points_to_sets): Remove code computing the set of
16213 dereferenced pointers.
16214 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16215 oracle for querying anti and output dependencies.
16216 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16217 if TBAA may be applied.
16218 (refs_anti_dependent_p): New function.
16219 (refs_output_dependent_p): Likewise.
16220 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16221 (refs_output_dependent_p): Likewise.
16222 * doc/tree-ssa.texi (Memory model): New section.
16223 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16224 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16225 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16226 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16227 * expr.c (expand_expr_real_1): Likewise.
16228 * gimple-low.c (lower_stmt): Likewise.
16229 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16230 (dump_gimple_cdt): Remove.
16231 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16232 (gimple_size): Likewise.
16233 (walk_gimple_op): Likewise.
16234 (is_gimple_stmt): Likewise.
16235 (walk_stmt_load_store_addr_ops): Likewise.
16236 (gimple_build_cdt): Remove.
16237 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16238 * gimple.h (gimple_cdt_new_type): Remove.
16239 (gimple_cdt_new_type_ptr): Likewise.
16240 (gimple_cdt_set_new_type): Likewise.
16241 (gimple_cdt_location): Likewise.
16242 (gimple_cdt_location_ptr): Likewise.
16243 (gimple_cdt_set_location): Likewise.
16244 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16245 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16246 GIMPLE_CHANGE_DYNAMIC_TYPE.
16247 (verify_types_in_gimple_stmt): Likewise.
16248 * tree-inline.c (estimate_num_insns): Likewise.
16249 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16250 (copy_decl_to_var): Likewise.
16251 (copy_result_decl_to_var): Likewise.
16252 * tree-pretty-print.c (dump_generic_node): Do not handle
16253 CHANGE_DYNAMIC_TYPE_EXPR.
16254 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16255 * tree-ssa-operands.c (get_expr_operands): Likewise.
16256 * tree-ssa-structalias.c (struct variable_info): Remove
16257 no_tbaa_pruning member.
16258 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16259 (unify_nodes): Do not copy it.
16260 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16261 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16262 (set_uids_in_ptset): Do not check it.
16263 (find_what_var_points_to): Likewise.
16264 (compute_tbaa_pruning): Remove.
16265 (compute_points_to_sets): Do not call it.
16266 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16267 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16268 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16269 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16270 (DECL_NO_TBAA_P): Likewise.
16271 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16272 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16273 (expand_omp_atomic_pipeline): Do not set it.
16274 * print-tree.c (print_node): Do not dump it.
16275 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16278 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16281 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16284 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16286 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16289 2009-05-22 Ben Elliston <bje@au.ibm.com>
16291 * Makefile.in (bversion.h, s-bversion): New targets.
16292 (TOPLEV_H): Add bversion.h.
16293 * toplev.h: Include "bversion.h".
16294 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16295 the __format__ attribute only if compiling with the same version
16296 of GCC as the sources (the "build version").
16298 2009-05-22 Ben Elliston <bje@au.ibm.com>
16300 * c-format.c (handle_format_attribute): Fix comment typo.
16302 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16305 * config/ia64/ia64.opt (mfused-madd): New.
16306 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16307 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16308 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16309 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16310 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16311 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16312 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16313 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16314 instruction if !TARGET_FUSED_MADD.
16315 (fpma, fpms): Remove colon from name.
16317 2009-05-22 Richard Guenther <rguenther@suse.de>
16319 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16320 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16321 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16323 (create_expression_by_pieces): Only convert if necessary.
16324 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16325 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16327 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16329 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16330 regular pattern from a template and rename it ...
16331 (*extzv_truncsi_exts): ... to this.
16333 2009-05-21 Richard Guenther <rguenther@suse.de>
16335 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16336 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16337 (cgraph_default_inline_p): Likewise.
16338 (cgraph_decide_inlining_incrementally): Likewise.
16340 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16341 Uros Bizjak <ubizjak@gmail.com>
16343 * config/i386/cpuid.h (bit_MOVBE): New.
16345 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16347 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16348 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16349 (ix86_handle_option): Handle OPT_mmovbe.
16350 (ix86_target_string): Add -mmovbe.
16351 (pta_flags): Add PTA_MOVBE.
16352 (processor_alias_table): Add PTA_MOVBE to "atom".
16353 (override_options): Handle PTA_MOVBE.
16355 * config/i386/i386.h (TARGET_MOVBE): New.
16357 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16358 (*bswapsi_movbe): New.
16359 (*bswapdi_movbe): Likewise.
16360 (bswapdi2): Renamed to ...
16361 (*bswapdi_1): This.
16362 (bswapdi2): New expander.
16364 * config/i386/i386.opt (mmovbe): New.
16366 * doc/invoke.texi: Document -mmovbe.
16368 2009-05-21 Taras Glek <tglek@mozilla.com>
16370 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16371 * gcc-plugin.h (plugin_init): Updated signature.
16372 * gcc-plugin.h (plugin_name_args): Moved to this header.
16373 * doc/plugins.texi (plugin_init): Updated documention to reflect
16375 * doc/plugins.texi (plugin_name_args): Added to documention.
16377 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16379 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16380 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16382 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16384 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16385 JUMP_TABLE_DATA_P predicates where applicable.
16386 * config/i386/predicates.md: Ditto.
16387 * config/i386/sse.md: Ditto.
16389 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16391 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16392 operand2 -128 override length_immediate attribute to 1.
16393 * config/i386/predicates.md (constm128_operand): New predicate.
16395 * config/i386/i386.c (memory_address_length): Handle %r12
16396 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16398 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16399 mode look through optional ZERO_EXTEND and SUBREG.
16400 * config/i386/i386.md (R12_REG): New define_constant.
16401 (prefix_data16): For sse unit set also for MODE_TI insns.
16402 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16403 insns set if operand 1 is ext_QIreg_operand.
16404 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16405 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16407 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16408 mode from MODE_DI to MODE_SI.
16409 (movdi_1_rex64): Override modrm and length_immediate attributes
16410 only for movabs (TYPE_IMOV, alternative 2).
16411 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16412 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16413 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16414 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16415 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16416 prefix_rex attribute if DImode.
16417 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16418 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16419 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16420 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16421 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16422 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16423 Likewise. For TYPE_IMOV clear length_immediate attribute.
16424 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16425 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16426 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16427 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16428 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16429 or one operand TYPE_ISHIFT.
16430 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16431 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16432 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16433 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16434 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16435 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16436 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16437 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16438 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16439 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16440 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16441 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16442 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16443 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16444 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16445 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16446 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16447 set mode attribute, don't override length attribute.
16448 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16450 (return_internal_long): Set length attribute to 2 instead of 1.
16451 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16452 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16453 prefix_rex attribute.
16454 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16456 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16458 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16460 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16462 2009-05-20 Ian Lance Taylor <iant@google.com>
16464 * tree.c (build_tree_list_vec_stat): New function.
16465 (ctor_to_vec): New function.
16466 (build_nt_call_vec): New function.
16467 (build_call_array): Change args to be a const pointer.
16468 (build_call_vec): New function.
16469 * tree.h (build_nt_call_vec): Declare.
16470 (build_tree_list_vec_stat): Declare.
16471 (build_tree_list_vec): Define.
16472 (build_call_array): Update declaration.
16473 (build_call_vec): Declare.
16474 (ctor_to_vec): Declare.
16475 * c-common.c (tree_vector_cache): New static variable.
16476 (make_tree_vector): New function.
16477 (release_tree_vector): New function.
16478 (make_tree_vector_single): New function.
16479 (make_tree_vector_copy): New function.
16480 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16481 (make_tree_vector_single, make_tree_vector_copy): Declare.
16482 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16483 (c_parser_expr_list): Don't manage cache here, instead call
16485 (c_parser_release_expr_list): Remove static function.
16486 (c_parser_vec_to_tree_list): Remove static function.
16487 (c_parser_attributes): Call build_tree_list_vec instead of
16488 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16489 c_parser_release_expr_list.
16490 (c_parser_postfix_expression_after_primary): Likewise.
16491 (c_parser_objc_keywordexpr): Likewise.
16493 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16495 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16496 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16497 TARGET_CONVERT_TO_TYPE.
16498 * hooks.c (hook_tree_const_tree_null): Define.
16499 * hooks.h (hook_tree_const_tree_null): Declare.
16500 * target.h (struct gcc_target): Add invalid_parameter_type,
16501 invalid_return_type, promoted_type, and convert_to_type fields.
16502 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16503 (TARGET_INVALID_RETURN_TYPE): Define.
16504 (TARGET_PROMOTED_TYPE): Define.
16505 (TARGET_CONVERT_TO_TYPE): Define.
16506 (TARGET_INITIALIZER): Update for new fields.
16507 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16508 (grokparms): Check targetm.invalid_parameter_type.
16509 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16510 * c-convert.c (convert): Check targetm.convert_to_type.
16512 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16514 * config/mips/mips.md (*extenddi_truncate<mode>,
16515 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16517 (*extendhi_truncateqi): New define_insn_and_sptit.
16519 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16521 PR middle-end/40204
16522 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16523 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16525 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16527 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16528 the operand of VIEW_CONVERT_EXPR.
16530 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16532 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16533 extended family and model for Intel processors. Support Intel Atom.
16535 2009-05-20 Olivier Hainque <hainque@adacore.com>
16537 * gstab.h (stab_code_type): Define, to be used instead of the
16538 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16540 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16541 occurrences by stab_code_type.
16542 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16544 2009-05-20 Martin Jambor <mjambor@suse.cz>
16546 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16547 (sra_insert_before): Likewise.
16548 (sra_insert_after): Likewise.
16549 (sra_init_cache): Likewise.
16550 (sra_type_can_be_decomposed_p): Likewise.
16551 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16552 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16553 (sra_insert_before): Likewise.
16554 (sra_insert_after): Likewise.
16555 (sra_init_cache): Likewise.
16556 (insert_edge_copies_seq): Made static and moved upwards.
16558 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16561 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16563 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16564 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16567 2009-05-20 Richard Guenther <rguenther@suse.de>
16569 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16570 with mismatched comparison modes.
16572 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16574 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16575 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16576 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16577 with shifts for Thumb2.
16578 (orsi_notsi): New for orn.
16579 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16580 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16581 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16582 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16583 Don't invert remainder for IOR.
16585 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16587 PR tree-optimization/40087
16588 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16589 number_of_iterations_ne): Rename never_infinite argument.
16590 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16591 number_of_iterations_le): Handle pointer-type ivs when
16592 exit_must_be_taken is false.
16593 (number_of_iterations_cond): Do not always assume that
16594 exit_must_be_taken if the control variable is a pointer.
16596 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16598 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16599 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16601 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16603 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16604 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16606 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16609 * c.opt (Wlogical-op): Disabled by default.
16610 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16612 * doc/invoke.texi (Wlogical-op): Likewise.
16614 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16616 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16618 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16619 Propagate the type of the first operand.
16620 <ASSERT_EXPR>: Simplify.
16621 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16622 Rewrite using the RHS code as discriminant.
16623 <NOP_EXPR>: Turn into CASE_CONVERT.
16624 <PLUS_EXPR>: Propagate the type of the first operand.
16626 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16628 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16629 (ia64_dconst_0_375): New.
16630 * config/ia64/ia64.c (ia64_override_options): Remove
16631 -minline-sqrt-min-latency warning.
16632 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16633 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16634 * config/ia64/ia64.md (*sqrt_approx): Remove.
16635 (sqrtsf2): Remove #if 0.
16636 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16637 (sqrtdf): Remove assert.
16638 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16639 (sqrtxf2): Remove #if 0.
16640 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16641 * div.md (sqrt_approx_rf): New.
16642 (sqrtsf2_internal_thr): New implementation.
16643 (sqrtsf2_internal_lat): New.
16644 (sqrtdf2_internal_thr: New implementation.
16645 (sqrtxf2_internal): New implementation.
16647 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16648 Hans-Peter Nilsson <hp@axis.com>
16650 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16651 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16652 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16653 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16654 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16655 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16656 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16657 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16658 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16659 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16660 * c-common.c: ...from here.
16662 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16664 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16666 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16668 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16670 2009-05-19 Ben Elliston <bje@au.ibm.com>
16672 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16673 assignments with memcpy calls.
16674 (add_fdes): Likewise.
16675 (binary_search_unencoded_fdes): Likewise.
16676 (linear_search_fdes): Eliminate type puns.
16678 2009-05-19 Richard Guenther <rguenther@suse.de>
16680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16681 not falsely claim to have propagated into all uses.
16683 2009-05-19 Ben Elliston <bje@au.ibm.com>
16685 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16688 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16690 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16691 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16692 (TARGET_LEGITIMATE_ADDRESS_P): New.
16693 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16694 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16696 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16699 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16700 child of the containing namespace's DIE.
16702 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16704 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16705 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16706 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16709 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16712 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16713 gen_align with gen_pad.
16714 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16715 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16717 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16718 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16720 * config/i386/i386.md (align): Renamed to ...
16721 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16722 ASM_OUTPUT_MAX_SKIP_PAD.
16724 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16726 * config.gcc: Fix variable syntax.
16729 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16730 before calling exact_log2.
16731 (output_iorsi3): Likewise.
16732 (output_xorsi3): Likewise.
16734 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16736 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16737 for the none zero constant operand except for EQ and NE
16738 comprisons even when the first operand is R0.
16740 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16742 * config/s390/2064.md: Remove trailing whitespaces.
16743 * config/s390/2084.md: Likewise.
16744 * config/s390/constraints.md: Likewise.
16745 * config/s390/fixdfdi.h: Likewise.
16746 * config/s390/libgcc-glibc.ver: Likewise.
16747 * config/s390/s390-modes.def: Likewise.
16748 * config/s390/s390-protos.h: Likewise.
16749 * config/s390/s390.c: Likewise.
16750 * config/s390/s390.h: Likewise.
16751 * config/s390/s390.md: Likewise.
16752 * config/s390/tpf-unwind.h: Likewise.
16754 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16756 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16758 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16761 * configure.ac (m68k-*-*): Check if binutils support TLS.
16762 * configure: Regenerate.
16763 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16764 * config/m68k/constraints.md (Cu): New constraint.
16765 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16766 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16767 (movsi): Handle TLS symbols.
16768 (addsi3_5200): Handle XTLS symbols, indent.
16769 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16770 (m68k_tls_reference_p): Declare.
16771 (m68k_legitimize_address): Declare.
16772 (m68k_unwrap_symbol): Declare.
16773 * config/m68k/m68k.opt (mxtls): New option.
16774 * config/m68k/m68k.c (ggc.h): Include.
16775 (m68k_output_dwarf_dtprel): Implement hook.
16776 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16777 (m68k_expand_prologue): Load GOT pointer when function needs it.
16778 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16779 (m68k_legitimate_constant_address_p): Same.
16780 (m68k_decompose_address): Handle TLS references.
16781 (m68k_get_gp): New static function.
16782 (enum m68k_reloc): New contants.
16783 (TLS_RELOC_P): New macro.
16784 (m68k_wrap_symbol): New static function.
16785 (m68k_unwrap_symbol): New function.
16786 (m68k_final_prescan_insn_1): New static function.
16787 (m68k_final_prescan_insn): New function.
16788 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16790 (legitimize_pic_address): Handle TLS references..
16791 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16792 (m68k_libcall_value_in_a0_p)
16793 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16794 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16795 (m68k_legitimize_tls_address): Handle TLS references.
16796 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16798 (m68k_legitimize_address): Handle TLS symbols.
16799 (m68k_get_reloc_decoration): New static function.
16800 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16802 (m68k_output_dwarf_dtprel): Implement hook.
16803 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16804 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16805 m68k_call_* routines.
16806 (sched_attr_op_type): Handle TLS symbols.
16807 (gt-m68k.h): Include.
16808 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16809 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16811 2009-05-18 Martin Jambor <mjambor@suse.cz>
16813 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16814 (visit_store_addr_for_mod_analysis): New function.
16815 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16816 (determine_cst_member_ptr): Use gimple_assign_single_p.
16817 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16818 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16819 operands. Don't check number of operands of a NOP_EXPR.
16821 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16823 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16825 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16828 * c-common.c (warn_logical_operator): Don't warn if one of
16829 expression isn't always true or false.
16831 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16833 * config/i386/biarch32.h: New file.
16834 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16836 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16838 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16839 *zero_extend<mode>_truncqi): Merge these into ...
16840 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16841 Name the pattern following this as *zero_extendhi_truncqi.
16843 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16845 PR middle-end/39301
16846 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16847 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16848 (output_info): Make field HOST_WIDEST_INT.
16849 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16850 (dump_bitmat_statistics): Same.
16852 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16854 * config.gcc (use_gcc_stdint): Set to wrap.
16855 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16856 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16857 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16858 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16859 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16860 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16861 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16862 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16864 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16866 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16868 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16869 Move definitions earlier.
16870 (OPT_ARCH64, OPT_ARCH32): Define.
16871 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16874 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16877 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16880 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16882 * arm.md (movdi2): Copy non-reg values to DImode registers.
16884 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16887 * final.c (label_to_max_skip): New function.
16888 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16889 CODE_LABEL_NUMBER <= max_labelno.
16890 * output.h (label_to_max_skip): New prototype.
16891 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16892 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16893 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16894 Handle CODE_LABELs with >= 16 byte alignment or with
16895 max_skip == (1 << align) - 1.
16896 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16897 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16900 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16901 .p2align 3 if MAX_SKIP is smaller than 7.
16902 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16904 2009-05-15 Ian Lance Taylor <iant@google.com>
16906 * alias.c (struct alias_set_entry_d): Rename from struct
16907 alias_set_entry. Change all uses.
16908 * except.c (struct call_site_record_d): Rename from struct
16909 call_site_record. Change all uses.
16910 * except.h (struct eh_region_d): Rename from struct eh_region.
16912 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16914 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16915 ivtype_map_elt. Change all uses.
16916 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16918 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16919 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16921 (struct sese_d): Rename from struct sese. Change all uses.
16922 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16923 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16924 * optabs.h (struct optab_d): Rename from struct optab. Change all
16926 (struct convert_optab_d): Rename from struct convert_optab.
16928 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16929 ipa_opt_pass. Change all uses.
16930 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16933 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16934 defined as a typedef.
16935 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16938 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16941 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16943 (merge_ranges): Returns bool.
16944 * tree.h (make_range): .. to here.
16945 (build_range_check): Likewise.
16946 (merge_ranges): Likewise. Renamed from merge_ranges.
16947 * c-typeck.c (parser_build_binary_op): Update calls to
16948 warn_logical_operator.
16949 * c-common.c (warn_logical_operator): Add new warning.
16950 * c-common.h (warn_logical_operator): Update declaration.
16952 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16954 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16956 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16958 * doc/install.texi: Document MPC requirements, flags etc.
16960 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16961 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16962 Evaluate constant arguments.
16963 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16964 (fold_builtin_1): Likewise, also evaluate constant arguments.
16965 Remove superfluous break.
16966 (do_mpc_ckconv): New.
16967 * real.h: Include mpc.h.
16968 * toplev.c (print_version): Output MPC version info if available.
16970 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16972 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16974 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16976 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16979 2009-05-15 Jan Hubicka <jh@suse.cz>
16981 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16982 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16983 (try_inline): Fix return value.
16984 (cgraph_decide_inlining_incrementally): Honor new value.
16985 (cgraph_early_inlining): Handle indirect inlining.
16986 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16988 2009-05-15 Jan Hubicka <jh@suse.cz>
16990 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16991 * cgraphunit.c (cgraph_finalize_function): Set it.
16992 (cgraph_expand_function): Use it.
16994 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16996 * real.c (encode_ieee_half): Define.
16997 (decode_ieee_half): Define.
16998 (ieee_half_format): Define.
16999 (arm_half_format): Define.
17000 * real.h (ieee_half_format): Declare.
17001 (arm_half_format): Declare.
17003 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17005 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17006 swapped, and reversed optabs exist before trying to use them.
17008 2009-05-15 Paul Brook <paul@codesourcery.com>
17009 Sandra Loosemore <sandra@codesourcery.com>
17011 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17012 loads. Allow PRE_DEC.
17013 (output_move_neon): Handle PRE_DEC.
17014 (arm_print_operand): Add 'A' for neon structure loads.
17015 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17016 * config/arm/neon.md (neon_mov): Update comment.
17017 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17019 (Um): New constraint.
17021 2009-05-15 Jan Hubicka <jh@suse.cz>
17023 Revert the following patch until testsuite fallout is fixed:
17024 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17025 * cgraph.h (struct inline_summary): New filed self_wize,
17026 size_inlining_benefit, self_time and time_inlining_benefit.
17027 (struct cgraph_global_info): Replace insns by time ans size fields.
17028 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17029 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17030 (ipcp_update_callgraph): Do not touch function bodies.
17031 * ipa-inline.c: Include except.h
17032 (MAX_TIME): New constant.
17033 (overall_insns): Remove
17034 (overall_size, max_benefit): New static variables.
17035 (cgraph_estimate_time_after_inlining): New function.
17036 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17037 (cgraph_clone_inlined_nodes): Update size.
17038 (cgraph_mark_inline_edge): Update size.
17039 (cgraph_estimate_growth): Use size info.
17040 (cgraph_check_inline_limits): Check size.
17041 (cgraph_default_inline_p): Likewise.
17042 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17043 (cgraph_decide_recursive_inlining): Check size.
17044 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17046 (cgraph_decide_inlining): Likewise.
17047 (cgraph_decide_inlining_incrementally): Likewise; honor
17048 PARAM_EARLY_INLINING_INSNS.
17049 (likely_eliminated_by_inlining_p): New predicate.
17050 (estimate_function_body_sizes): New function.
17051 (compute_inline_parameters): Use it.
17052 * except.c (must_not_throw_labels): New function.
17053 * except.h (must_not_throw_labels): Declare.
17054 * tree-inline.c (init_inline_once): Kill inlining_weigths
17055 * tree-ssa-structalias.c: Avoid uninitialized warning.
17056 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17057 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17058 (PARAM_INLINE_CALL_COST): Remove.
17059 (PARAM_EARLY_INLINING_INSNS): New.
17061 2009-05-15 Richard Guenther <rguenther@suse.de>
17063 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17064 not TODO_update_ssa.
17066 2009-05-15 Richard Guenther <rguenther@suse.de>
17068 PR tree-optimization/39999
17069 * gimple.h (gimple_expr_type): Use the expression type looking
17070 through useless conversions.
17071 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17072 (vn_nary_op_insert_stmt): Likewise.
17073 (simplify_binary_expression): Likewise.
17075 2009-05-15 Richard Guenther <rguenther@suse.de>
17077 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17078 New options, enabled by default.
17079 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17081 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17082 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17083 * tree-ssa-structalias.c (gate_tree_pta): New function.
17084 (pass_build_alias): Use it.
17086 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17088 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17089 recurse on an invariant address if a conversion from a pointer
17090 type to a wider integer type is involved.
17092 2009-05-15 Jan Hubicka <jh@suse.cz>
17094 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17095 * cgraph.h (struct inline_summary): New filed self_wize,
17096 size_inlining_benefit, self_time and time_inlining_benefit.
17097 (struct cgraph_global_info): Replace insns by time ans size fields.
17098 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17099 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17100 (ipcp_update_callgraph): Do not touch function bodies.
17101 * ipa-inline.c: Include except.h
17102 (MAX_TIME): New constant.
17103 (overall_insns): Remove
17104 (overall_size, max_benefit): New static variables.
17105 (cgraph_estimate_time_after_inlining): New function.
17106 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17107 (cgraph_clone_inlined_nodes): Update size.
17108 (cgraph_mark_inline_edge): Update size.
17109 (cgraph_estimate_growth): Use size info.
17110 (cgraph_check_inline_limits): Check size.
17111 (cgraph_default_inline_p): Likewise.
17112 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17113 (cgraph_decide_recursive_inlining): Check size.
17114 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17116 (cgraph_decide_inlining): Likewise.
17117 (cgraph_decide_inlining_incrementally): Likewise; honor
17118 PARAM_EARLY_INLINING_INSNS.
17119 (likely_eliminated_by_inlining_p): New predicate.
17120 (estimate_function_body_sizes): New function.
17121 (compute_inline_parameters): Use it.
17122 * except.c (must_not_throw_labels): New function.
17123 * except.h (must_not_throw_labels): Declare.
17124 * tree-inline.c (init_inline_once): Kill inlining_weigths
17125 * tree-ssa-structalias.c: Avoid uninitialized warning.
17126 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17127 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17128 (PARAM_INLINE_CALL_COST): Remove.
17129 (PARAM_EARLY_INLINING_INSNS): New.
17130 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17131 (inline-call-cost): Remove.
17132 (early-inlining-insns): New.
17134 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17136 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17138 (print_int_cst_bounds_in_octal_p): Likewise.
17139 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17141 * dwarf2out.c (base_type_die): Likewise.
17142 (is_subrange_type): Delete.
17143 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17144 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17145 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17146 if the destination type is boolean.
17147 (build_range_check): Do not special-case subtypes.
17148 (fold_sign_changed_comparison): Likewise.
17149 (fold_unary): Likewise.
17150 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17151 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17152 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17153 * tree.c (subrange_type_for_debug_p): New predicate based on the
17154 former is_subrange_type.
17155 * tree.h (subrange_type_for_debug_p): Declare.
17156 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17157 (convert_affine_scev): Remove call to above function.
17158 (chrec_convert_aggressive): Likewise.
17159 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17160 false for conversions involving subtypes.
17161 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17162 (vrp_val_min): Likewise.
17163 (needs_overflow_infinity): Likewise.
17164 (extract_range_from_unary_expr): Likewise.
17166 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17168 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17169 * config/frv/frv.c: Likewise.
17170 * config/s390/s390.c: Likewise.
17171 * config/sparc/sparc.h: Likewise.
17172 * config/i386/i386.h: Likewise.
17173 * config/i386/i386.c: Likewise.
17174 * config/crx/crx.c: Likewise.
17175 * config/m68hc11/m68hc11.h: Likewise.
17176 * config/iq2000/iq2000.c: Likewise.
17177 * config/mn10300/mn10300.h: Likewise.
17178 * config/mn10300/mn10300.c: Likewise.
17179 * config/m68k/m68k.c: Likewise.
17180 * config/rs6000/rs6000.c: Likewise.
17181 * config/rs6000/xcoff.h: Likewise.
17182 * config/rs6000/linux64.h: Likewise.
17183 * config/rs6000/sysv4.h: Likewise.
17184 * config/score/score3.c: Likewise.
17185 * config/score/score7.c: Likewise.
17186 * config/score/score.c: Likewise.
17187 * config/arm/arm.md: Likewise.
17188 * config/mips/mips.c: Likewise.
17189 * config/mips/mips.md: Likewise.
17190 * config/bfin/bfin.h: Likewise.
17191 * config/pa/pa.c: Likewise.
17192 * config/pa/constraints.md: Likewise.
17194 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17195 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17196 * config/pdp11/pdp11.h: Use memory_address_p instead.
17198 2009-05-14 Ian Lance Taylor <iant@google.com>
17200 * passes.c (finish_optimization_passes): Change i to int.
17201 * plugin.c (plugins_active_p): Change event to int.
17202 (dump_active_plugins): Likewise.
17203 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17205 * tree.c (tree_range_check_failed): Change c to unsigned int.
17206 (omp_clause_range_check_failed): Likewise.
17207 (build_common_builtin_nodes): Change mode to int. Add cast.
17208 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17209 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17211 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17212 ++ or -- with a variable of enum type.
17214 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17217 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17219 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17221 * store-motion.c: Do not include params.h
17222 * Makefile.in: Fix dependencies for various files.
17224 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17226 * auto-inc-dec.c: Fix pass description, remove apparent
17227 accidental duplication.
17229 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17231 PR middle-end/40147
17232 * ipa-utils.h (memory_identifier_string): Moved to ...
17233 * tree.h (memory_identifier_string): Here. Add GTY(()).
17235 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17237 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17238 in the former documentation of...
17239 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17240 * ira-conflicts.c (get_dup_num): Use address_operand.
17241 * targhooks.c (default_legitimate_address_p): New.
17242 * targhooks.h (default_legitimate_address_p): New.
17243 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17245 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17246 * target.h (struct target): Add legitimate_address_p.
17247 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17248 (TARGET_INITIALIZER): Include it.
17250 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17251 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17252 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17253 (TARGET_LEGITIMATE_ADDRESS_P): New.
17255 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17256 (REG_OK_STRICT_P): Delete.
17257 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17258 (frv_legitimate_address_p_1): ... this.
17259 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17260 (frv_legitimate_address_p_1): ... the renamed old
17261 frv_legitimate_address_p.
17262 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17263 (TARGET_LEGITIMATE_ADDRESS_P): New.
17265 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17266 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17267 * config/s390/s390.c (legitimate_address_p): Rename to...
17268 (s390_legitimate_address_p): ... this, make static.
17269 (legitimize_address): Adjust call.
17270 (TARGET_LEGITIMATE_ADDRESS_P): New.
17271 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17273 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17274 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17275 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17276 (TARGET_LEGITIMATE_ADDRESS_P): New.
17278 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17279 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17280 * config/spu/spu.c (spu_legitimate_address): Rename to...
17281 (spu_legitimate_address_p): ... this, make static.
17282 (TARGET_LEGITIMATE_ADDRESS_P): New.
17284 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17285 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17286 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17287 (sparc_legitimate_address_p): ... this, make static and return bool.
17288 (legitimize_address): Adjust call.
17289 (TARGET_LEGITIMATE_ADDRESS_P): New.
17291 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17292 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17293 * config/i386/i386.c (legitimate_address_p): Rename to...
17294 (ix86_legitimate_address_p): ... this, make static.
17295 (constant_address_p): Move after it, adjust call.
17296 (TARGET_LEGITIMATE_ADDRESS_P): New.
17298 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17299 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17300 * config/avr/avr.c (legitimate_address_p): Rename to...
17301 (avr_legitimate_address_p): ... this, make static.
17302 (legitimize_address): Adjust call.
17303 (TARGET_LEGITIMATE_ADDRESS_P): New.
17305 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17306 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17307 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17308 (TARGET_LEGITIMATE_ADDRESS_P): New.
17310 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17311 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17312 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17313 (TARGET_LEGITIMATE_ADDRESS_P): New.
17315 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17316 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17318 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17320 (TARGET_LEGITIMATE_ADDRESS_P): New.
17322 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17323 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17325 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17327 (m68hc11_legitimate_address_p): ... this, make static.
17328 (go_if_legitimate_address_internal): Rename to...
17329 (m68hc11_legitimate_address_p_1): ... this.
17330 (legitimize_address): Adjust call.
17331 (TARGET_LEGITIMATE_ADDRESS_P): New.
17333 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17334 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17335 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17336 (TARGET_LEGITIMATE_ADDRESS_P): New.
17338 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17339 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17340 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17341 (mn10300_legitimate_address_p): ... this, make static.
17342 (TARGET_LEGITIMATE_ADDRESS_P): New.
17344 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17345 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17346 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17347 (TARGET_LEGITIMATE_ADDRESS_P): New.
17349 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17350 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17351 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17352 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17353 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17354 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17355 (rs6000_legitimate_address_p): ... this, make static.
17356 (TARGET_LEGITIMATE_ADDRESS_P): New.
17357 (REG_MODE_OK_FOR_BASE_P): Delete.
17358 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17360 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17361 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17363 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17364 static, adjust types.
17365 (TARGET_LEGITIMATE_ADDRESS_P): New.
17367 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17368 * config/score/score.c (score_address_p): Rename to...
17369 (score_legitimate_address_p): ... this.
17370 (TARGET_LEGITIMATE_ADDRESS_P): New.
17371 * config/score/score3.c (score3_address_p): Rename to...
17372 (score3_legitimate_address_p): ... this.
17373 * config/score/score7.c (score7_address_p): Rename to...
17374 (score7_legitimate_address_p): ... this.
17376 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17377 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17378 GO_IF_LEGITIMATE_ADDRESS): Delete.
17379 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17380 thumb2_legitimate_address_p): Delete.
17381 (arm_legitimate_address_p): Rename to...
17382 (arm_legitimate_address_outer_p): ... this.
17383 * config/arm/constraints.md ("Uq"): Adjust call.
17384 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17385 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17387 (arm_legitimate_address_outer_p): ... this.
17388 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17390 (TARGET_LEGITIMATE_ADDRESS_P): New.
17392 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17393 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17394 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17395 (TARGET_LEGITIMATE_ADDRESS_P): New.
17397 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17398 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17399 * config/vax/vax.c (legitimate_address_p): Rename to...
17400 (vax_legitimate_address_p): ... this, make static.
17401 (TARGET_LEGITIMATE_ADDRESS_P): New.
17403 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17404 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17405 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17406 (TARGET_LEGITIMATE_ADDRESS_P): New.
17408 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17409 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17410 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17411 (mmix_legitimate_address_p): ... this, make static.
17412 (TARGET_LEGITIMATE_ADDRESS_P): New.
17414 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17415 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17416 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17417 (TARGET_LEGITIMATE_ADDRESS_P): New.
17419 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17421 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17422 of MODE_COMPLEX_INT.
17424 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17426 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17427 LCT_NORMAL in function call.
17428 * mips-tdump.c (print_file_desc): Add cast to enum type.
17429 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17430 (mark_stabs): Add casts to enum types.
17431 (parse_stabs_common): Add casts to enum types.
17433 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17435 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17436 Check for invalid values of LETTER.
17438 2009-05-13 Taras Glek <tglek@mozilla.com>
17440 * attribs.c (register_attribute): moved out attribute registration
17441 into register_attribute.
17442 * doc/plugins.texi: Documented register_attribute and
17444 * gcc-plugin.h: Added forward decl for register_attribute.
17445 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17446 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17447 PLUGIN_ATTRIBUTES boilerplate.
17449 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17451 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17452 values even in sentinel and empty entries.
17453 (ms_printf_flag_specs): Likewise.
17454 (ms_scanf_flag_specs): Likewise.
17455 (ms_strftime_flag_specs): Likewise.
17456 (ms_print_char_table): Likewise.
17457 (ms_scan_char_table): Likewise.
17458 (ms_time_char_table): Likewise.
17460 2009-05-13 Doug Kwan <dougkwan@google.com>
17462 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17464 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17466 * config/mips/mips.md (store): Add attributes for QI and HI.
17468 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17469 (truncdi<mode>2): ... this new pattern.
17471 2009-05-13 Brad Hards <bradh@kde.org>
17473 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17475 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17476 Ben Elliston <bje@au.ibm.com>
17478 PR middle-end/40035
17479 * dse.c (check_mem_read_rtx): Guard against width == -1.
17481 2009-05-13 Michael Matz <matz@suse.de>
17483 PR middle-end/39976
17484 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17485 (trivially_conflicts_p): New function.
17486 (insert_backedge_copies): Use it.
17488 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17490 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17491 (handle_stdc_pragma): Use new enum constant names.
17492 (handle_pragma_float_const_decimal64): Ditto.
17494 2009-05-13 Ian Lance Taylor <iant@google.com>
17496 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17499 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17501 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17502 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17504 * config/m68k/m68k.h (FL_UCLINUX): Define.
17506 2009-05-13 Jan Hubicka <jh@suse.cz>
17508 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17510 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17512 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17513 unless -fschedule-insns is specified.
17515 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17518 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17519 TARGET_EXPAND_CBRANCHDI4.
17520 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17521 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17522 (cmpeqdi): Fix comment.
17524 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17526 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17527 (sh_legitimate_address_p): Likewise.
17528 * config/sh/sh.c (sh_legitimate_index_p): New.
17529 (sh_legitimate_address_p): Likewise.
17530 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17531 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17532 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17533 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17534 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17535 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17536 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17537 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17538 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17540 2009-05-12 Jan Hubicka <jh@suse.cz>
17542 * tree-inline.c (estimate_operator_cost): Add operands;
17543 when division happens by constant, it is cheap.
17544 (estimate_num_insns): Loads and stores are not having cost of 0;
17545 EH magic stuff is cheap; when computing runtime cost of switch,
17546 use log2 base of amount of its cases; builtin_expect has cost of 0;
17547 compute cost for moving return value of call.
17548 (init_inline_once): Initialize time_based flags.
17549 * tree-inline.h (eni_weights_d): Add time_based flag.
17551 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17553 * df-core.c: Update head documentation.
17555 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17558 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17559 shadowing exisiting variable op1.
17561 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17564 * config/i386/driver-i386.c (processor_signatures): New enum.
17565 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17566 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17567 processor signature to detect geode processor.
17569 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17573 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17575 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17576 causes spurious differences between trunk and cond-optab branch.
17578 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17580 * dojump.c (compare_from_rtx): Delete.
17581 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17582 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17583 if the comparison does not satisfy the predicate; test predicates for
17584 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17585 further if one existing pattern fails.
17586 * expr.h (compare_from_rtx): Delete.
17587 (prepare_operand): Declare it.
17588 * optabs.c: Change "lib call" to "libcall" throughout.
17589 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17590 HAVE_conditional_trap, emit_cmp_insn): Delete.
17591 (can_compare_p): Delete cmp_optab case.
17592 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17593 Accept other parameters by value.
17594 (prepare_operand): Make non-static.
17595 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17596 other parameters by value. Try to widen operands here based on
17597 an optab_methods argument and looking at cbranch_optab.
17598 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17599 loop. Use cbranch_optab directly.
17600 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17601 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17603 (emit_conditional_move, emit_conditional_add): Inline what's needed
17604 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17605 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17606 with COMPARE. Move cmov_optab and cstore_optab above
17607 with cbranch_optab, move cmp_optab down with ucmp_optab,
17608 remove tst_otpab. Do not initialize trap_rtx.
17609 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17610 for trap code. Do not check HAVE_conditional_trap. Use
17611 prepare_cmp_insn. Accept no predicate for operand 3.
17612 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17613 (OTI_ctrap, ctrap_optab): New.
17614 (tst_optab): Delete.
17615 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17616 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17617 with lookup of ctrap_optab.
17618 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17620 (ctrap_optab): New.
17622 * combine.c (combine_simplify_rtx, simplify_set): Do not
17623 special case comparing against zero for cc0 machines.
17624 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17625 COMPARE on cc0 machines.
17626 (simplify_relational_operation): Return a new expression when
17627 a COMPARE could be removed.
17628 * final.c (final_scan_insn): Compare cc_status values
17629 against LHS of a (compare FOO (const_int 0)) cc0 source.
17630 Also check if cc_status.value is the full compare.
17632 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17633 (cstoreMM4): Document.
17634 (conditional_trap): Document ctrapMM4 instead.
17635 (sync_compare_and_swapMM): Refer to cbranchcc4.
17636 (Dependent Patterns): Eliminate obsolete information referring to
17637 the old jump optimization phase.
17638 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17639 of compares with 0 on cc0 machines.
17640 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17641 avoiding references to cc0. Remove text about storing operands
17643 * doc/tm.texi (Condition Codes): Include blurb on different
17644 condition code representations, separate into subsections for
17645 CC0, MODE_CC and conditional execution.
17647 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17648 alpha_emit_setcc): Accept operands and a machine mode.
17649 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17650 Get code/op0/op1 from operands, use machine mode argument
17651 instead of alpha_compare.fp_p. Emit the branch here.
17652 (alpha_emit_setcc): Likewise, and return boolean.
17653 (alpha_emit_conditional_move): Likewise. Assert that
17654 cmp_op_mode == cmp_mode, and simplify accordingly.
17655 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17656 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17657 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17659 (stack probe test): Use cbranchdi4.
17660 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17662 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17663 * config/arc/arc.h (movsicc, movsfcc): Use it.
17664 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17665 (cbranchsi4, cstoresi4): New.
17666 (cmpsi, bCC and sCC expanders): Remove.
17668 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17669 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17670 * config/arm/predicates.md (arm_comparison_operator): Only include
17671 floating-point operators if there is a hardware floating-point unit.
17672 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17673 deferring to cbranch_cc and cstore_cc respectively.
17674 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17675 cbranch_cc, cstore_cc): New.
17676 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17678 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17680 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17681 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17683 (adjust_insn_length): Adjust calls.
17684 (avr_reorg): Handle (compare (foo) (const_int 0)).
17685 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17686 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17687 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17688 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17690 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17691 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17693 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17694 (cbranchsi4, cstorebi4, cstoresi4): New.
17695 (movbisi): This insn is duplicate, split it to zero_extend.
17696 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17697 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17698 (bfin_optimize_loop): Use cbranch expander.
17699 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17700 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17701 (bfin_bimode_comparison_operator): ... this.
17702 (bfin_direct_comparison_operator): New.
17704 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17705 inside (compare FOO (const_int 0)).
17706 (cris_rtx_costs): Handle ZERO_EXTRACT.
17707 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17708 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17709 (*tstdi_v32): Delete.
17710 (*cmpdi_non_v32): Add M alternative for operand 1.
17711 (cmpsi, cmp<mode>): Make private.
17712 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17714 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17716 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17717 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17718 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17719 (cc_reg_operand): New.
17720 (any_cond): Delete.
17721 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17722 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17723 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17724 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17725 crx_expand_scond): Delete.
17727 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17729 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17730 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17732 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17733 cstoresi4, cstoresf4, cstoredf4): New.
17734 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17735 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17736 Receive the entire operands array.
17737 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17738 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17739 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17740 Get test/op0/op1 from the operands array.
17741 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17743 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17744 (h8300_expand_store): New.
17745 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17747 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17748 (h8300_expand_store): New.
17749 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17750 or do not try to produce (set (cc0) REG).
17751 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17752 change a compare into a move to a scratch register. Disable some
17753 peepholes when comparing with zero.
17754 (tstsi, tsthi, tstsi, cmpqi): Make private.
17756 (bCC, sCC): Delete.
17757 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17760 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17761 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17762 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17763 (ix86_emit_i387_log1p): Use cbranchxf2.
17764 (ix86_expand_setcc): Return void.
17765 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17766 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17767 cmp<MODEF>, cmpcc): Remove.
17768 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17769 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17770 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17771 (sCC and bCC expanders): Remove.
17772 (stack_protect_test): Use cbranchcc4.
17774 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17776 (ia64_expand_compare): Accept three rtx by reference and return void.
17777 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17778 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17779 from *expr. Update *expr with the BImode comparison to do.
17780 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17781 cmptf, bCC, sCC, conditional_trap): Delete.
17782 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17783 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17784 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17785 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17786 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17788 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17789 type of last argument.
17790 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17791 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17792 use machine mode argument instead of branch_type. Remove dead
17793 code for floating-point comparisons.
17794 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17795 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17797 (cbranchsi4, cstoresi4): New.
17798 * config/iq2000/predicates.md (reg_or_const_operand): New.
17800 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17801 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17802 (b<code>_op): Rewrite to...
17803 (bcc_op): ... this, using match_operator.
17804 (s<code>_op): Rewrite to...
17805 (scc_op): ... this, using match_operator.
17806 (s<code>_24_op): Rewrite to...
17807 (scc_op_24): ... this, using match_operator.
17808 (s<code>_<mode>): Rewrite to...
17809 (cstore<mode>4): ... this, using match_operator.
17810 (s<code>_<mode>_24): Rewrite to...
17811 (cstore<mode>4_24): ... this, using match_operator.
17812 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17813 m32c_unpend_compare, m32c_expand_scc): Delete.
17814 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17815 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17816 (m32c_expand_movcc): Change NE to EQ if necessary.
17817 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17819 * config/m32r/m32r-protos.h (gen_cond_store): New.
17820 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17821 (gen_cond_store): New, from sCC patterns.
17822 (m32r_expand_block_move): Use cbranchsi4.
17823 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17824 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17825 (cbranchsi4, cstoresi4): New.
17827 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17829 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17830 (m68hc11_notice_update_cc): Look into a compare with 0.
17831 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17833 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17834 cmphi, cmpqi, bCC): Delete.
17835 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17836 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17837 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17840 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17841 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17842 * config/m68k/constraints.md (H): New.
17843 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17844 the define_insn below.
17845 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17846 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17847 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17848 patterns): Wrap RHS with COMPARE.
17849 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17850 (*cmpdi_internal): Name this pattern.
17851 (cmpdi): Change to define_insn.
17852 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17853 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17854 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17856 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17857 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17858 (conditional_trap): Change to...
17859 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17860 (*conditional_trap): Use the ordered_comparison_operator and
17861 const1_operand predicates.
17862 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17863 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17864 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17865 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17867 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17868 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17869 (mcore_gen_compare): New.
17870 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17871 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17872 (mcore_gen_compare): ... this.
17873 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17874 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17875 (stack probe pattern): Use cbranchsi4.
17877 * config/mips/predicates.md (mips_cstore_operator): New.
17878 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17879 * config/mips/mips.md (any_cond): Delete.
17880 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17882 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17883 fixuns_truncsfdi2): Use cbranch patterns.
17884 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17885 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17886 Adjust call to mips_expand_conditional_branch.
17887 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17889 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17890 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17891 * config/mips/mips.c (cmp_operands): Delete.
17892 (mips_emit_compare): Get comparison operands from *op0/*op1.
17893 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17894 that it succeeds. Use op0/op1 instead of cmp_operands.
17895 (mips_expand_conditional_branch, mips_expand_conditional_move,
17896 mips_expand_conditional_trap): Likewise.
17897 (mips_block_move_loop): Use cbranch patterns.
17898 * config/mips/mips.h (cmp_operands): Delete.
17900 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17901 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17902 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17903 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17904 (*cmpcc_folded): Rename to...
17905 (*cmpdi_folded): this.
17906 (*cmpcc): Rename to...
17908 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17911 (cbranchdf4): New. Handle invalid comparisons here.
17912 * config/mmix/predicates.md (float_comparison_operator): New.
17914 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17915 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17916 * config/mn10300/mn10300.md (tst): Delete.
17917 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17918 Name these patterns and wrap RHS in a compare.
17919 (*cmpsi): Make this pattern private. Include tst.
17920 (*cmpsf): Make this pattern private.
17921 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17922 (compare with zero peepholes): Likewise.
17924 (cbranchsi4, cbranchsf4): New.
17925 (casesi): Use cbranchsi4.
17927 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17928 hppa_branch_type): Delete.
17929 (return_addr_rtx): Use cbranchsi4.
17930 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17931 Emit CCFPmode comparison here.
17932 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17933 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17934 hppa_branch_type): Delete.
17935 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17936 (movsicc, movdicc): Remove references to hppa_compare_op0,
17937 hppa_compare_op1 and compare_from_rtx.
17938 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17939 (casesi): Use cbranchsi4.
17941 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17942 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17943 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17944 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17945 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17947 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17948 (*branch, *branch_inverted): New.
17950 * config/picochip/picochip.md (cbranchhi4): Use
17951 ordered_comparison_operator.
17952 (cmphi, bCC): Remove.
17954 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17955 (trap_comparison_operator): Delete.
17956 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17957 rs6000_emit_cbranch): Accept mode and operands.
17958 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17959 rs6000_compare_fp_p): Delete.
17960 (rs6000_generate_compare): Accept mode and comparison. Extract code
17961 and op0/op1 from there. Replace references to rs6000_compare_op0
17962 and rs6000_compare_op1.
17963 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17964 extract result from passed operands.
17965 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17966 extract loc from passed operands.
17967 (rs6000_emit_cmove): Likewise.
17968 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17969 rs6000_compare_fp_p): Delete.
17970 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17971 (cbranch<GPR>4, cbranch<FP>4): New.
17972 (cstore<mode>4): New. Consolidate here all choices about when to use
17973 portable or specialized sCC sequences.
17974 (stack_protect_test): Use cbranchsi4.
17975 (conditional_trap): Replace with ctrap<GPR>4.
17976 (conditional trap insn): Replace trap_comparison_operator with
17977 ordered_comparison_operator.
17979 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17980 (s390_emit_prologue): Use ctrap.
17981 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17982 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17983 New predicates replacing...
17984 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17985 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17986 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17987 (add<mode>cc): Do not use s390_compare_op0/op1.
17988 (s<code>): Change to...
17989 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17990 (seq): Change to...
17991 (cstorecc4): ... this. Handle EQ or NE equally.
17992 (*sne): Un-privatize for use in cstorecc4.
17993 (b<code>): Change to...
17994 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17995 (conditional_trap): Replace with...
17996 (ctrap<GPR>4, ctrap<FP>4): ... these.
17997 (stack_protect): Use cbranchcc4.
17999 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18000 * config/score/score-protos.h (score_gen_cmp): Delete.
18001 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18002 (score_block_move-loop): Use cbranchsi4.
18003 * config/score/score.md (cbranchsi4): New.
18004 (cmpsi, bCC): Delete.
18005 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18006 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18007 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18008 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18009 * config/score/score3.h (score3_gen_cmp): Delete.
18010 * config/score/score7.h (score7_gen_cmp): Delete.
18012 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18013 (sh_emit_scc_to_t): ... this. Return void.
18014 (from_compare): Rename to...
18015 (sh_emit_compare_and_branch): ... this.
18016 (sh_emit_compare_and_set): New.
18017 (sh_expand_t_scc): Accept operands.
18018 * config/sh/predicates.md (sh_float_comparison_operator): New.
18019 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18020 (prepare_scc_operands): Rename to...
18021 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18023 (sh_emit_cheap_store_flag): New.
18024 (sh_emit_set_t_insn): New.
18025 (from_compare): Rename to...
18026 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18027 handling of TARGET_SH2E floating point to avoid recursive call.
18028 Generate branch here.
18029 (sh_emit_compare_and_set): New.
18030 (sh_expand_t_scc): Get op0/op1 from arguments.
18031 (sh_emit_cheap_store_flag): New.
18032 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18034 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18035 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18036 (movsicc, movdicc): Do nothing when it recreated operands from
18037 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18038 prepare_scc_operands (now sh_emit_scc_to_t).
18039 (udivdi3): Use cstoresi4.
18040 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18041 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18042 (cbranchint4_media, cbranchfp4_media): New.
18043 (casesi): Use cbranchdi4.
18044 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18046 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18047 (movnegt): Remove second operand.
18048 (cbranchsf4, cbranchdf4): New.
18049 (stack_protect): Use cbranchdi4/cbranchsi4.
18051 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18052 (gen_compare_reg): Accept comparison, extract part of it to...
18053 (gen_compare_reg_1): ... this.
18054 (gen_compare_operator): Delete.
18055 (gen_v9_scc): Accept separate destination, comparison code and arms.
18056 Do not use sparc_compare_op0/sparc_compare_op1.
18057 (emit_scc_insn, emit_conditional_branch_insn): New.
18058 (emit_v9_brxx): Make static. Remove useless assertion.
18059 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18061 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18062 * config/sparc/sparc-protos.h (gen_compare_reg,
18063 sparc_emit_float_lib_cmp): Adjust prototype.
18064 (emit_scc_insn, emit_conditional_branch_insn): New.
18065 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18066 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18067 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18068 iterators to the top.
18069 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18070 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18071 snedi_special_trunc): Delete.
18072 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18073 and snedi_special_trunc.
18074 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18075 cbranchdi4, cbranch<F:mode>4): New.
18076 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18077 here. Use gen_compare_reg instead of gen_compare_operator.
18078 (conditional_trap): Replace with...
18079 (ctrapsi4, ctrapdi4): ... this.
18080 (stack_protect_test): Use cbranchcc4.
18082 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18084 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18085 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18086 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18087 from operands[0] or operands[3] depending on is_set.
18088 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18089 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18090 cmpdf, bCC), sCC: Remove.
18091 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18092 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18094 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18095 spu_emit_branch_or_set.
18097 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18099 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18100 xstormy16_compare_op1): Delete.
18101 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18102 xstormy16_compare_op1): Delete.
18103 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18105 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18106 (cmphi, cmpsi, bCC): Remove.
18108 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18109 (*cmpsi): ... this one.
18110 (cbranchsi4, cstoresi4): New.
18111 (bCC expanders): Delete.
18112 (sCC insns): Fold into...
18113 (*setcc): ... this one.
18114 (casesi): Do not use gen_cmpsi and gen_bgtu.
18115 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18116 (movsicc): Simplify.
18117 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18119 * config/vax/vax-protos.h (cond_name): New.
18120 (vax_output_conditional_branch): Remove.
18121 * config/vax/vax.c (cond_name): New.
18122 (vax_output_conditional_branch): Remove.
18123 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18124 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18125 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18126 (bit<VAXint>): Wrap source with (compare).
18127 (b<code> and following unnamed pattern): Rename to *branch and
18128 *branch_reversed. Change macroization to match_operator.
18129 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18131 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18132 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18133 Change last argument to machine_mode.
18134 (xtensa_expand_scc): Add machine_mode argument.
18135 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18136 (gen_conditional_move, xtensa_expand_conditional_branch,
18137 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18138 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18139 Adjust operand numbers.
18140 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18142 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18143 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18144 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18146 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18148 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18149 causes spurious differences between trunk and cond-optab branch.
18151 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18154 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18156 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18158 * tree.c (iterative_hash_pointer): Delete.
18159 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18160 Hash UIDs and versions of SSA names. Don't special-case built-in
18161 function declarations.
18163 2009-05-11 Ian Lance Taylor <iant@google.com>
18166 * graphite.c: Force -Wc++-compat to only be a warning before
18167 #including "cloog/cloog.h".
18169 2009-05-11 Martin Jambor <mjambor@suse.cz>
18171 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18173 2009-05-11 Jan Hubicka <jh@suse.cz>
18175 * tree-ssa-loop-ivcanon.c: Include target.h
18176 (struct loop_size): new structure.
18177 (constant_after_peeling): New predicate.
18178 (tree_estimate_loop_size): New function.
18179 (estimated_unrolled_size): Rewrite for new estimates.
18180 (try_unroll_loop_completely): Use new estimates.
18181 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18183 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18185 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18186 libcpp interface change.
18187 (spu_macro_to_expand): Likewise.
18189 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18191 PR tree-optimization/40026
18192 * gimplify.c (gimplify_init_constructor): Change initial conditional
18193 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18194 optimize_compound_literals_in_ctor.
18196 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18198 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18200 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18202 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18204 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18205 HOST_WIDE_INT for gap.
18207 2009-05-11 Ira Rosen <irar@il.ibm.com>
18209 PR tree-optimization/40074
18210 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18211 account in group size and step comparison.
18213 2009-05-11 Richard Guenther <rguenther@suse.de>
18215 * passes.c (init_optimization_passes): Strip now incorrect comment.
18216 (execute_function_todo): Do not set PROP_alias.
18217 * tree-pass.h (PROP_alias): Remove.
18218 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18219 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18220 * tree-nrv.c (pass_return_slot): Likewise.
18221 * tree-object-size.c (pass_object_sizes): Likewise.
18222 * tree-ssa-dom.c (pass_dominator): Likewise.
18223 (pass_phi_only_cprop): Likewise.
18224 * tree-ssa-dse.c (pass_dse): Likewise.
18225 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18226 (pass_cselim): Likewise.
18227 * tree-ssa-pre.c (pass_pre): Likewise.
18228 (pass_fre): Likewise.
18229 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18230 * tree-ssa-sink.c (pass_sink_code): Likewise.
18231 * tree-stdarg.c (pass_stdarg): Likewise.
18232 * tree-tailcall.c (pass_tail_calls): Likewise.
18233 * tree-vrp.c (pass_vrp): Likewise.
18235 2009-05-10 Ian Lance Taylor <iant@google.com>
18237 * basic-block.h (enum profile_status): Break out of struct
18238 control_flow_graph.
18239 * cgraph.h (struct inline_summary): Break out of struct
18241 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18242 of struct cgraph_order_sort.
18243 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18244 * cse.c (struct branch_path): Break out of struct
18245 cse_basic_block_data.
18246 * except.h (enum eh_region_type): Break out of struct eh_region.
18247 * gcc.c (enum add_del): Break out of struct modify_target.
18248 * genrecog.c (enum decision_type): Break out of struct decision_test.
18249 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18251 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18252 * regmove.c (enum match_use): New enum, broken out of struct match.
18253 * sched-int.h (enum post_call_group): New enum, broken out of
18255 (struct deps_reg): Break out of struct deps.
18256 * target.h (struct asm_int_op): Break out of struct gcc_target.
18257 * tree-eh.c (struct goto_queue_node): Break out of struct
18259 * tree-inline.h (enum copy_body_cge_which): Break out of
18261 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18263 * c-decl.c (in_struct, struct_types): New static variables.
18264 (pushtag): Add loc parameter. Change all callers.
18265 (lookup_tag): Add ploc parameter. Change all callers.
18266 (check_compound_literal_type): New function.
18267 (parser_xref_tag): Add loc parameter. Change all callers. If
18268 -Wc++-compat, warn about struct/union/enum types defined within a
18270 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18271 and loc parameters. Change all callers. Change error calls to
18272 error_at, using loc. For a redefinition, if the location of the
18273 original definition is known, report it. Set in_struct and
18274 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18275 (finish_struct): Add new parameters enclosing_in_struct and
18276 enclosing_struct_types. Change all callers. Set
18277 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18278 in the struct. If in a struct, add this struct to struct_types.
18279 (start_enum): Add loc parameter. Change all callers. Use
18280 error_at for errors, using loc. For a redefinition, if the
18281 location of the original definition is known, report it. If in a
18282 struct, add this enum type to struct_types. If -Wc++-compat warn
18283 if in sizeof, typeof, or alignof.
18284 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18285 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18286 (c_parser_enum_specifier): Get enum location for start_enum.
18287 (c_parser_struct_or_union_specifier): Get struct location for
18288 start_struct. Save in_struct and struct_types status between
18289 start_struct and finish_struct.
18290 (c_parser_cast_expression): Get location of cast.
18291 (c_parser_alignof_expression): Get location of type.
18292 (c_parser_postfix_expression): Likewise.
18293 (c_parser_postfix_expression_after_paren_type): Add type_loc
18294 parameter. Change all callers. Call check_compound_literal_type.
18295 Use type_loc for error about variable size type.
18296 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18297 of an enum constant from an enum type defined in a struct or union.
18298 (c_cast_expr): Add loc parameter. Change all callers. If
18299 -Wc++-compat, warn about defining a type in a cast.
18300 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18301 (start_enum, start_struct, finish_struct): Update declarations.
18302 (parser_xref_tag, c_cast_expr): Update declarations.
18303 (check_compound_literal_type): Declare.
18305 2009-05-11 Ben Elliston <bje@au.ibm.com>
18307 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18308 for recent libcpp interface change.
18309 (rs6000_macro_to_expand): Likewise.
18311 2009-05-10 Michael Matz <matz@suse.de>
18314 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18315 not at entry of function.
18317 2009-05-10 Richard Guenther <rguenther@suse.de>
18319 PR tree-optimization/40081
18321 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18322 using the main variant of the element type. Do not fiddle with
18323 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18325 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18326 structs with volatile fields.
18328 2009-05-10 Jan Hubicka <jh@suse.cz>
18330 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18331 (estimate_move_cost): Assert that it does not get called for
18333 (estimate_num_insns): Skip VOID types in argument handling.
18334 (optimize_inline_calls): Delete unreachable blocks and verify that
18335 callgraph is valid.
18337 2009-05-10 Jan Hubicka <jh@suse.cz>
18339 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18340 * cgraph.c (cgraph_mark_address_taken_node): New function.
18341 (dump_cgraph_node): Dump new flag.
18342 * cgraph.h (struct cgraph_node): Add address_taken.
18343 (cgraph_mark_address_taken_node): New function.
18344 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18345 since new direct calls can be born.
18347 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18349 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18350 tok->val.node.node.
18352 2009-05-10 Jan Hubicka <jh@suse.cz>
18354 PR middle-end/40084
18355 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18357 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18358 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18359 * tree-inline.c (copy_bb): Set frequency correctly.
18360 (fold_marked_statements): Update call to
18361 cgraph_update_edges_for_call_stmt.
18363 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18365 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18366 identifiers in diagnostics.
18367 * config/arm/arm.c (arm_handle_fndecl_attribute,
18368 arm_handle_isr_attribute): Likewise.
18369 * config/avr/avr.c (avr_handle_progmem_attribute,
18370 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18371 * config/bfin/bfin.c (handle_int_attribute,
18372 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18373 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18374 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18376 * config/darwin.c (darwin_handle_kext_attribute,
18377 darwin_handle_weak_import_attribute): Likewise.
18378 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18379 h8300_handle_eightbit_data_attribute,
18380 h8300_handle_tiny_data_attribute): Likewise.
18381 * config/i386/i386.c (ix86_handle_cconv_attribute,
18382 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18383 * config/i386/winnt.c (ix86_handle_shared_attribute,
18384 ix86_handle_selectany_attribute): Likewise.
18385 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18386 * config/m32c/m32c.c (function_vector_handler): Likewise.
18387 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18388 m68hc11_handle_fntype_attribute): Likewise.
18389 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18390 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18391 * config/mips/mips.c (mips_insert_attributes,
18392 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18393 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18394 rs6000_handle_struct_attribute): Likewise.
18395 * config/sh/sh.c (sh_insert_attributes,
18396 sh_handle_resbank_handler_attribute,
18397 sh_handle_interrupt_handler_attribute,
18398 sh2a_handle_function_vector_handler_attribute,
18399 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18401 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18402 * config/spu/spu.c (spu_handle_fndecl_attribute,
18403 spu_handle_vector_attribute): Likewise.
18404 * config/stormy16/stormy16.c
18405 (xstormy16_handle_interrupt_attribute): Likewise.
18406 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18407 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18409 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18411 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18412 (pp_translate_identifiers): New.
18413 (pp_identifier): Only conditionally translate identifier to locale
18415 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18416 (pp_base_tree_identifier): Only conditionally translate identifier
18417 to locale character set.
18418 * c-pretty-print.c (M_): Define.
18419 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18420 fragments for conditional translation with M_.
18421 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18422 identifier translation.
18424 2009-05-10 Richard Guenther <rguenther@suse.de>
18426 PR tree-optimization/40081
18427 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18428 using the main variant of the element type. Do not fiddle with
18429 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18431 2009-05-09 Jan Hubicka <jh@suse.cz>
18433 PR middle-end/40080
18434 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18435 indirect calls; verify cgraph afterwards.
18437 2009-05-09 Jan Hubicka <jh@suse.cz>
18440 * ipa.c (update_inlined_to_pointer): New function.
18441 (cgraph_remove_unreachable_nodes): Use it.
18443 2009-05-09 Jan Hubicka <jh@suse.cz>
18445 * tree-eh.c (struct leh_state): Remove prev_try.
18446 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18447 not track prev_try.
18448 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18449 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18450 remove_eh_handler_and_replace, foreach_reachable_handler,
18451 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18452 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18453 (gen_eh_region_cleanup): Update prototype.
18455 2009-05-09 Jan Hubicka <jh@suse.cz>
18457 PR middle-end/40043
18458 * except.c (copy_eh_region): Always set prev_try.
18459 (redirect_eh_edge_to_label): Find outer try.
18460 (foreach_reachable_handler): When looking for prev try
18461 handle case where previous try is not going to be taken.
18463 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18465 PR tree-optimization/40049
18466 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18467 only vector/vector shifts, convert the type of the constant to the
18468 appropriate type to avoid building incorrect trees, which
18469 eventually have problems with garbage collection.
18471 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18473 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18474 -1 for complex floating-point types if honoring signed zeros.
18476 2009-05-08 Jan Hubicka <jh@suse.cz>
18478 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18479 argument; handle correctly when profile is absent.
18480 (build_cgraph_edges): Update.
18481 (rebuild_cgraph_edges): Update.
18482 * cgraph.c: Do not include varray.h.
18483 (cgraph_set_call_stmt_including_clones): New function.
18484 (cgraph_create_edge_including_clones): Likewise
18485 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18486 (cgraph_update_edges_for_call_stmt): Handle clones.
18487 (cgraph_remove_node): Handle clone tree.
18488 (cgraph_remove_node_and_inline_clones): New function.
18489 (dump_cgraph_node): Dump clone tree.
18490 (cgraph_clone_node): Handle clone tree.
18491 (clone_function_name): Bring here from tree-inline.c.
18492 (cgraph_create_virtual_clone): New function.
18493 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18494 (cgraph_clone_info): New function.
18495 (strut cgraph_node): Add clone_info and new clone tree pointers.
18496 (cgraph_remove_node_and_inline_clones,
18497 cgraph_set_call_stmt_including_clones,
18498 cgraph_create_edge_including_clones,
18499 cgraph_create_virtual_clone): Declare.
18500 (cgraph_function_versioning): Use VEC argument.
18501 (compute_call_stmt_bb_frequency): Update prototype.
18502 (cgraph_materialize_all_clones): New function.
18503 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18504 (ipcp_create_replace_map): Update to VECtors.
18505 (ipcp_update_callgraph): Use virtual clones.
18506 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18507 (ipcp_update_profiling): Do not update local profiling.
18508 (ipcp_insert_stage): Use VECtors and virtual clones.
18509 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18510 (clone_of_p): New function.
18511 (cgraph_preserve_function_body_p): Use clone tree.
18512 (cgraph_optimize): Materialize clones.
18513 (cgraph_function_versioning): Update for VECtors.
18514 (save_inline_function_body): Use clone tree.
18515 (cgraph_materialize_clone): New function.
18516 (cgraph_materialize_all_clones): Likewise.
18517 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18518 * ipa.c: Include gimple.h.
18519 (cgraph_remove_unreachable_nodes): Use clone tree.
18520 * ipa-prop.c (ipa_note_param_call): Update call to
18521 compute_call_stmt_bb_frequencycall.
18522 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18523 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18524 (copy_bb): Handle updating of clone tree; add new edge when new call
18526 (expand_call_inline): Be strict about every call having edge.
18527 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18528 (delete_unreachable_blocks_update_callgraph): New function.
18529 (tree_function_versioning): Use VECtors; always remove unreachable
18530 blocks and fold conditionals.
18531 * tree-inline.h: Do not include varray.h.
18532 (tree_function_versioning): Remove.
18533 * Makefile.in (GTFILES): Remove tree-inline.c
18534 * passes.c (do_per_function): Do only functions having body.
18535 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18538 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18539 Andrew Morrow <acm@google.com>
18542 * c-common.c (c_common_attribute_table): Permit deprecated
18543 attribute to take an optional argument.
18544 (handle_deprecated_attribute): If the optional argument to
18545 __attribute__((deprecated)) is not a string ignore the attribute
18546 and emit a warning.
18548 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18549 * c-typeck.c (build_component_ref): Likewise.
18550 (build_external_ref): Likewise.
18552 * toplev.c (warn_deprecated_use): Add an attribute argument.
18553 Emit the message associated with __attribute__((deprecated)).
18555 * toplev.h (warn_deprecated_use): Updated.
18557 * doc/extend.texi: Document new optional parameter to
18558 __attribute__((deprecated))
18560 2009-05-08 Michael Eager <eager@eagercon.com>
18562 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18563 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18565 2009-05-08 Richard Guenther <rguenther@suse.de>
18567 PR tree-optimization/40062
18568 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18569 Avoid exponential behavior.
18571 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18573 PR rtl-optimization/33928
18575 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18576 process_uses, build_single_def_use_links): New.
18577 (update_df): Update use_def_ref.
18578 (forward_propagate_into): Use get_def_for_use instead of use-def
18580 (fwprop_init): Call build_single_def_use_links and let it initialize
18582 (fwprop_done): Free use_def_ref.
18583 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18584 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18585 df_rd_simulate_one_insn): New.
18586 (df_rd_bb_local_compute_process_def): Update head comment.
18587 (df_chain_create_bb): Use the new RD simulation functions.
18588 * df.h (df_rd_simulate_artificial_defs_at_top,
18589 df_rd_simulate_one_insn): New.
18590 * opts.c (decode_options): Enable fwprop at -O1.
18591 * doc/invoke.texi (-fforward-propagate): Document this.
18593 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18596 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18597 and one complex operand specially.
18598 * tree-complex.c (some_nonzerop): Do not identify a real value as
18599 zero if flag_signed_zeros.
18601 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18603 PR rtl-optimization/33928
18604 * loop-invariant.c (record_use): Fix && vs. || mishap.
18606 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18608 PR rtl-optimization/33928
18609 * loop-invariant.c (struct use): Add addr_use_p.
18610 (struct def): Add n_addr_uses.
18611 (struct invariant): Add cheap_address.
18612 (create_new_invariant): Set cheap_address.
18613 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18614 (record_uses): Pass df_ref to record_use.
18615 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18618 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18620 * config/sh/sh.c: Do not include c-pragma.h.
18622 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18624 * config/spu/spu.c: Remove include of c-common.h.
18626 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18629 * c-common.h (mark_valid_location_for_stdc_pragma,
18630 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18631 clear_float_const_decimal64, float_const_decimal64_p): New.
18632 * c.opt (Wunsuffixed-float-constants): New.
18633 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18634 unsuffixed float constant, handle new warning.
18635 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18636 * c-decl.c (c_scope): New flag float_const_decimal64.
18637 (set_float_const_decimal64, clear_float_const_decimal64,
18638 float_const_decimal64_p): New.
18639 (push_scope): Set new flag.
18640 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18641 to use STDC pragmas.
18642 (c_parser_external_declaration): Ditto.
18643 (c_parser_compound_statement_nostart): Ditto.
18644 * c-pragma.c (valid_location_for_stdc_pragma,
18645 mark_valid_location_for_stdc_pragma,
18646 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18647 handle_pragma_float_const_decimal64): New.
18648 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18649 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18650 set_float_const_decimal64, clear_float_const_decimal64,
18651 float_const_decimal64_p): New dummy functions.
18652 * doc/extend.texi (Decimal Float): Remove statement that the
18653 pragma, and suffix for double constants, are not supported.
18654 * doc/invoke.texi (Warning Options): List new option.
18655 (-Wunsuffixed-float-constants): New.
18657 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18659 * config/i386/i386.c: Do not include c-common.h.
18661 2009-05-07 Mark Heffernan <meheff@google.com>
18663 * doc/invoke.texi (Debugging Options): Document change of debugging
18665 * opts.c (decode_options): Make dump_base_name relative to
18666 aux_base_name directory.
18668 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18670 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18671 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18673 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18675 * Makefile.in (install-plugin): Simplify a bit.
18677 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18679 * Makefile.in (OBJS-common): Add regcprop.o.
18681 * timevar.def (TV_CPROP_REGISTERS): New.
18682 * regrename.c (regrename_optimize): Return 0.
18683 (rest_of_handle_regrename): Delete.
18684 (pass_rename_registers): Point to regrename_optimize.
18685 (struct value_data_entry, struct value_data,
18686 kill_value_one_regno, kill_value_regno, kill_value,
18687 set_value_regno, init_value_data, kill_clobbered_value,
18688 kill_set_value, kill_autoinc_value, copy_value,
18689 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18690 replace_oldest_value_reg, replace_oldest_value_addr,
18691 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18692 debug_value_data, validate_value_data): Move...
18693 * regcprop.c: ... here.
18694 (rest_of_handle_cprop): Delete.
18695 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18697 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18699 PR middle-end/40057
18700 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18701 GEN_INT for 1 << bitnum.
18702 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18703 build_int_cst_type.
18705 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18707 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18708 Remove wrong description of "nand" operation.
18710 2009-05-06 Richard Guenther <rguenther@suse.de>
18711 Adam Nemet <anemet@caviumnetworks.com>
18713 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18714 comment. Add that if LHS is not a gimple register, then RHS1 has
18715 to be a single object (GIMPLE_SINGLE_RHS).
18717 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18719 * expr.c (get_def_for_expr): Move it up in the file.
18720 (store_field): When expanding a bit-field store, look at the
18721 defining gimple stmt for the masking conversion.
18723 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18725 PR middle-end/39986
18726 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18727 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18728 32-bit memcpy into long.
18730 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18732 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18733 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18735 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18736 instead of appending DW_OP_deref*.
18738 2009-05-06 Michael Matz <matz@suse.de>
18740 PR middle-end/40021
18741 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18742 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18744 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18746 * Makefile.in (install-plugin): Fix srcdir handling.
18748 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18750 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18751 when processing for not_regs_needed bitmap.
18752 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18753 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18754 handling it for rhs.
18756 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18758 * config/i386/i386.md (unnamed inc/dec peephole): Use
18759 optimize_insn_for_size_p instead of optimize_size.
18760 * config/i386/predicates.md (incdec_operand): Likewise.
18761 (aligned_operand): Likewise.
18762 * config/i386/sse.md (divv8sf3): Likewise.
18763 (sqrtv8sf2): Likewise.
18765 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18767 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18769 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18771 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18773 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18774 ssemodesuffixf2c with avxmodesuffixf2c.
18776 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18779 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18781 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18783 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18784 (struct tree_base): Adjust spacing for 8 bit boundaries.
18785 (struct tree_decl_common): Add decl_by_reference_flag bit.
18786 (DECL_BY_REFERENCE): Adjust.
18787 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18788 print DECL_BY_REFERENCE bit.
18789 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18790 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18791 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18792 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18795 PR middle-end/39666
18796 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18797 range of the type, but default label is missing, add it with one
18798 of the existing labels instead of adding a new label for it.
18800 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18804 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18806 * Makefile.in (enable_plugin, plugin_includedir): New.
18807 (install): Depend on install-plugin.
18808 (PLUGIN_HEADERS): New.
18809 (install-plugin): New.
18810 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18812 2009-05-05 Richard Guenther <rguenther@suse.de>
18814 PR tree-optimization/40022
18815 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18817 (phivn_valid_p): Fix tuplification error, simplify.
18818 (phiprop_insert_phi): Add dumps.
18819 (propagate_with_phi): Simplify.
18821 2009-05-05 Richard Guenther <rguenther@suse.de>
18823 PR middle-end/40023
18824 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18826 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18828 * tree.h (strip_float_extensions): Remove duplicate declaration.
18829 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18830 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18831 block_ultimate_origin): Rearrange the declarations line to match the
18832 comment that indicates the .c file which the functions are defined.
18833 (dwarf2out_*, set_decl_rtl): Add comment.
18834 (get_base_address): Adjust comment.
18835 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18836 declarations line and add comment.
18837 (is_builtin_name): Add blank after function name, for clarity.
18839 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18841 * attribs.c (decl_attributes): Use %qE for identifiers in
18843 * cgraphunit.c (verify_cgraph_node): Translate function names to
18844 locale character set in diagnostics.
18845 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18847 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18848 Document that functions are named in UTF-8.
18849 * expr.c (expand_expr_real_1): Translate function names to locale
18850 character set in diagnostics.
18851 * gimplify.c (omp_notice_variable, omp_is_private,
18852 gimplify_scan_omp_clauses): Use %qE for identifiers in
18854 * langhooks.c (lhd_print_error_function): Translate function names
18855 to locale character set.
18856 * langhooks.h (decl_printable_name): Document that return value is
18857 in internal character set.
18858 * stmt.c: Include pretty-print.h
18859 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18861 (resolve_operand_name_1): Translate named operand name to locale
18863 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18865 * toplev.c (announce_function): Translate function names to locale
18867 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18868 (default_tree_printer): Use pp_identifier or translate identifiers
18869 to locale character set. Mark "<anonymous>" for translation.
18870 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18871 for identifiers in diagnostics.
18872 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18874 * varasm.c (output_constructor): Use %qE for identifiers in
18877 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18879 * configure.ac: use ` ` instead of $()
18880 * configure: Regenerate.
18882 2009-05-05 Ben Elliston <bje@au.ibm.com>
18884 * config/pa/linux-atomic.c: Eliminate conditional include of
18885 errno.h on non-LP64 systems to simplify build requirements.
18887 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18889 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18891 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18892 and pass value to identifier_to_locale.
18893 (warn_variable_length_array): Make name a tree.
18894 (grokdeclarator): Separate diagnostic texts for named and unnamed
18895 declarators. Use %qE for named declarators.
18896 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18898 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18899 identifiers in diagnostics.
18900 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18901 identifier_to_locale. Mark "anonymous" strings for translation.
18903 2009-05-04 Michael Eager <eager@eagercon.com>
18905 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18906 address for DImode/DFmode only if double-precision FP regs.
18908 2009-05-04 Michael Eager <eager@eagercon.com>
18910 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18911 TARGET_SINGLE_FLOAT check.
18913 2009-05-04 Michael Eager <eager@eagercon.com>
18915 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18917 2009-05-04 Michael Eager <eager@eagercon.com>
18919 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18920 * config/rs6000/t-xilinx: New
18922 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18924 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18925 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18926 * gcc/explow.c (memory_address): Use target hook.
18927 * gcc/targhooks.c (default_legitimize_address): New.
18928 * gcc/targhooks.h (default_legitimize_address): New.
18929 * gcc/target.h (legitimize_address): New.
18930 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18931 (TARGET_INITIALIZER): Include it.
18932 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18934 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18935 * config/bfin/bfin.c (legitimize_address): Remove.
18936 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18937 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18939 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18940 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18942 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18943 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18944 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18945 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18946 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18947 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18948 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18949 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18950 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18951 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18952 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18953 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18954 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18955 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18956 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18957 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18958 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18959 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18960 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18961 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18962 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18963 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18964 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18966 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18967 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18968 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18969 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18970 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18971 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18972 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18973 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18974 (thumb_legitimize_address): Delete.
18975 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18976 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18977 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18978 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18979 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18980 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18982 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18985 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18986 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18987 * config/m32r/m32r.c (m32r_legitimize_address): New.
18988 * config/m68k/m68k.c (m68k_legitimize_address): New.
18989 * config/score/score.c (score_legitimize_address): Standardize.
18990 * config/score/score3.c (score3_legitimize_address): Standardize.
18991 * config/score/score3.h (score3_legitimize_address): Adjust.
18992 * config/score/score7.c (score7_legitimize_address): Standardize.
18993 * config/score/score7.h (score7_legitimize_address): Adjust.
18994 * config/sh/sh.c (sh_legitimize_address): New.
18995 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18997 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18998 (s390_legitimize_address): ... this.
18999 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19000 (sparc_legitimize_address): ... this.
19001 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19002 (ix86_legitimize_address): ... this.
19003 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19004 (avr_legitimize_address): ... this.
19005 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19006 (mn10300_legitimize_address): ... this.
19007 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19008 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19009 (alpha_expand_mov): Adjust call.
19011 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19012 * config/spu/spu.c (spu_legitimize_address): Likewise.
19013 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19014 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19016 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19018 * intl.c (locale_encoding, locale_utf8): New.
19019 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19020 * intl.h (locale_encoding, locale_utf8): Declare.
19021 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19022 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19024 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19026 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19027 (pp_base_tree_identifier): Declare as function.
19028 (identifier_to_locale): Declare.
19029 * Makefile.in (pretty-print.o): Update dependencies.
19030 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19032 2009-05-04 Richard Guenther <rguenther@suse.de>
19034 PR middle-end/40015
19035 * builtins.c (fold_builtin_memory_op): Do not decay to element
19036 type if the size matches the whole array.
19038 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19040 * expmed.c (synth_mult): When trying out a shift, pass the result
19043 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19045 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19046 (shiftsub1_cost): New.
19047 (init_expmed): Compute shiftsub1_cost.
19048 (synth_mult): Optimize multiplications by constants of the form
19049 -(2^^m-1) for some constant positive integer m.
19051 2009-05-03 Richard Guenther <rguenther@suse.de>
19054 * c-typeck.c (array_to_pointer_conversion): Do not built
19055 ADDR_EXPRs of arrays of pointer-to-element type.
19056 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19057 up wrong ADDR_EXPRs after-the-fact.
19058 * c-common.c (strict_aliasing_warning): Strip pointer
19059 conversions for obtaining the original type.
19060 * builtins.c (fold_builtin_memset): Handle array types.
19061 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19064 2009-05-03 Richard Guenther <rguenther@suse.de>
19066 PR middle-end/23329
19067 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19068 Do not lose casts from array types with unknown extent to array
19069 types with known extent.
19070 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19071 alias set compatibility.
19073 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19075 * flags.h (extra_warnings): Delete.
19076 * toplev.c (process_options): Handle Wuninitialized here.
19077 * opts.c (extra_warnings): Delete.
19078 (set_Wextra): Delete.
19079 (common_handle_option): -Wextra can be handled automatically.
19080 * c-opts.c (c_common_handle_option): Delete obsolete code.
19081 (c_common_post_options): Simplify comment.
19082 * common.opt (W): Add Var.
19084 (Wuninitialized): Initialize to -1.
19086 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19087 Richard Guenther <rguenther@suse.de>
19089 * expr.c (get_def_for_expr): New function.
19090 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19091 SSA rather than trees.
19092 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19093 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19095 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19097 * c-common.c (reswords): Add _Imaginary.
19098 * c-common.c (enum rid): Add RID_IMAGINARY.
19100 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19102 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19103 Patch by Richard Guenther.
19105 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19107 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19108 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19109 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19110 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19111 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19112 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19113 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19114 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19115 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19116 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19117 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19118 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19119 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19120 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19121 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19122 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19123 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19124 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19126 2009-05-02 Richard Guenther <rguenther@suse.de>
19128 PR tree-optimization/39940
19129 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19132 2009-05-02 Richard Guenther <rguenther@suse.de>
19134 PR middle-end/40001
19135 * tree-ssa.c (execute_update_addresses_taken): Properly check
19136 if we can mark a variable DECL_GIMPLE_REG_P.
19137 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19138 back to the end of the function.
19139 (is_gimple_reg_type): Remove complex type special casing.
19140 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19143 2009-05-02 Ben Elliston <bje@au.ibm.com>
19145 * doc/collect2.texi (Collect2): Document search path behaviour
19146 when configured with --with-ld.
19148 2009-05-02 Jan Hubicka <jh@suse.cz>
19150 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19151 parameter; update callers.
19152 (coalesce_cost_edge): EH edges are costier because they needs
19153 splitting even if not critical and even more costier when there are
19154 multiple EH predecestors.
19156 2009-05-02 Jan Hubicka <jh@suse.cz>
19158 * except.c (remove_eh_handler_and_replace): Handle updating after
19159 removing TRY blocks.
19161 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19163 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19165 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19167 * varasm.c: Do not include c-pragma.h.
19168 * attribs.c: Do not incude c-common.h.
19170 2009-05-01 Michael Matz <matz@suse.de>
19172 * calls.c (initialize_argument_information): Handle SSA names like
19173 decls with a non MEM_P DECL_RTL.
19175 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19177 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19178 * ipa-utils.c: Likewise.
19179 * ipa-type-escape.c: Likewise.
19180 * cgraphunit.c Do not include c-common.h.
19181 * ipa-pure-const.c: Likewise.
19182 * tree-if-conv.c: Likewise.
19183 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19184 * ipa-struct-reorg.c: Likewise.
19185 * tree-nomudflap.c: Likewise.
19186 * tree-ssa-structalias.c: Likewise.
19188 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19190 * store-motion.c: Many cleanups to make this pass a first-class
19191 citizen instead of an appendix to gcse load motion. Add TODO list
19192 to make this pass faster/cleaner/better.
19194 (struct ls_expr): Post gcse.c-split cleanups.
19195 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19196 "stores" field to "avail_stores".
19197 (pre_ldst_mems): Rename to store_motion_mems.
19198 (pre_ldst_table): Rename to store_motion_mems_table.
19199 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19200 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19201 (ldst_entry): Rename to st_expr_entry, update users.
19202 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19203 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19204 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19206 (first_ls_expr): Rename to first_st_expr, update users.
19207 (next_ls_expr): Rename to next_st_expr, update users.
19208 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19209 fields properly for store motion instead of names inherited from load
19211 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19212 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19215 (ae_kill): Rename to st_kill, update users.
19216 (ae_gen): Rename to st_avloc, update users.
19217 (transp): Rename to st_transp, update users.
19218 (pre_insert_map): Rename to st_insert_map, update users.
19219 (pre_delete_map): Rename to st_delete_map, update users.
19220 (insert_store, build_store_vectors, free_store_memory,
19221 one_store_motion_pass): Update for abovementioned changes.
19223 (gcse_subst_count, gcse_create_count): Remove.
19224 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19225 and "n_stores_created", local variables.
19227 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19230 (regvec, compute_store_table_current_insn): Remove.
19231 (reg_set_info, reg_clear_last_set): Remove.
19232 (compute_store_table): Use DF caches instead of local dataflow
19235 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19237 * c-objc-common.c (c_tree_printer): Print identifiers with
19238 pp_identifier, not pp_string. Mark "({anonymous})" for
19240 * c-pretty-print.c (pp_c_ws_string): New.
19241 (pp_c_cv_qualifier, pp_c_type_specifier,
19242 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19243 pp_c_storage_class_specifier, pp_c_function_specifier,
19244 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19245 pp_c_primary_expression, pp_c_postfix_expression,
19246 pp_c_unary_expression, pp_c_shift_expression,
19247 pp_c_relational_expression, pp_c_equality_expression,
19248 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19249 use pp_string and pp_c_ws_string in place of pp_identifier and
19250 pp_c_identifier for non-identifiers. Mark English strings for
19252 * c-pretty-print.h (pp_c_ws_string): Declare.
19254 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19255 Roland McGrath <roland@redhat.com>
19257 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19258 (ENABLE_LD_BUILDID): New configuration option.
19259 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19260 (LINK_BUILDID_SPEC): New macro.
19261 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19263 * doc/install.texi: Document --enable-linker-build-id option.
19264 * configure: Rebuild.
19265 * config.in: Rebuild.
19267 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19269 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19270 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19271 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19272 MIPS_GP_SAVE_AREA_SIZE.
19273 * config/mips/mips.c (struct mips_frame_info): Update comment
19274 before arg_pointer_offset and hard_frame_pointer_offset.
19275 (mips_compute_frame_info): Update diagram before function: to
19276 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19277 indicate the position of frame_pointer_rtx with -fstack-protector and
19278 to show args_size. Don't allocate cprestore area for leaf functions
19279 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19281 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19283 2009-04-30 Michael Matz <matz@suse.de>
19285 PR tree-optimization/39955
19286 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19288 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19290 * ira.c (setup_cover_and_important_classes): Use safe macro
19291 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19293 * genpreds.c (write_tm_preds_h): Output suitable definition of
19294 REG_CLASS_FOR_CONSTRAINT.
19296 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19298 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19300 * bitmap.c (bitmap_descriptor): Likewise.
19301 * ggc-common.c (loc_descriptor): Likewise.
19302 * varray.c (varray_descriptor): Likewise.
19303 * vec.c (vec_descriptor): Likewise.
19305 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19307 * Makefile.in (dce.o): Add $(EXCEPT_H).
19308 * dce.c: Include except.h and delete redundant vector definitions.
19309 (deletable_insn_p): Return false for non-call insns that can throw
19312 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19314 * gcse.c (ae_gen): Remove.
19315 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19316 and make non-static function to make it available in store-motion.c.
19317 Update call sites with search-and-replace.
19318 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19319 extract_mentioned_regs, extract_mentioned_regs_helper,
19320 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19321 store_killed_in_insn, store_killed_after, store_killed_before,
19322 build_store_vectors, insert_insn_start_basic_block, insert-store,
19323 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19324 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19325 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19326 * store-motion.c: ...new file. Also copy data structures from gcse.c
19327 and clean up to remove parts not used by store motion.
19328 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19329 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19331 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19334 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19335 when optimizing for size.
19337 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19339 * gcse.c (gcse_constant_p): Fix typo in last change.
19341 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19343 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19345 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19347 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19349 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19351 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19352 CONST_HIGH_PART result.
19354 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19356 * config/avr/avr.c (initial_elimination_offset): Rename to
19357 avr_initial_elimination_offset.
19358 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19359 change return type to bool.
19360 (avr_can_eliminate): New function.
19361 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19362 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19363 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19364 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19365 avr_initial_elimination_offset.
19366 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19367 (avr_initial_elimination_offset): Define.
19369 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19370 Steven Bosscher <steven@gcc.gnu.org>
19372 PR rtl-optimization/39938
19373 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19374 * cfgrtl.c: Include insn-attr.h.
19375 (rest_of_pass_free_cfg): New function.
19376 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19377 * resource.c (init_resource_info): Remove call to df_analyze.
19379 2009-04-29 Richard Guenther <rguenther@suse.de>
19382 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19383 allow conversion to signed integers.
19385 2009-04-29 Richard Guenther <rguenther@suse.de>
19387 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19388 shifts of floating point vectors if the shift amount is
19389 a constant multiple of the element size.
19391 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19392 Michael Matz <matz@suse.de>
19394 PR middle-end/39927
19396 * tree-outof-ssa.c (emit_partition_copy): New function.
19397 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19398 insert_part_to_rtx_on_edge): Perform the partition base var
19399 copy using emit_partition_copy.
19400 (insert_value_copy_on_edge): Convert constants to the right mode.
19401 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19402 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19404 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19406 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19407 scan backwards to try to find a constant to initialize it.
19409 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19410 insn before the loop_end instruction, don't look past labels.
19412 2009-04-29 Richard Guenther <rguenther@suse.de>
19414 PR middle-end/39937
19415 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19416 loose type conversions.
19417 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19418 stmts only if there are no uses of its definition.
19420 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19422 * config/bfin/bfin.h (splitting_loops): Declare.
19423 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19424 Reorder bit definitions to be ascending.
19425 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19426 * config/bfin/bfin.c (splitting_loops): New variable.
19427 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19428 (struct loop_info): Remove members INIT and LOOP_INIT.
19429 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19430 the LSETUP sequence. Allow LC to be loaded from any register, but
19431 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19432 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19434 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19435 of reload_completed.
19438 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19440 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19442 * Makefile.in (PLUGIN_VERSION_H): New.
19443 (OBJS-common): Remove plugin-version.o.
19444 (plugin.o): Depend on (PLUGIN_VERSION_H).
19445 (plugin-version.o): Remove.
19446 * configure: Regenerate
19447 * configure.ac: Create plugin-version.h.
19448 * gcc-plugin.h (plugin_gcc_version): Remove.
19449 (plugin_default_version_check): Change signature.
19450 * plugin-version.c: Remove.
19451 * plugin.c: Include plugin-version.h.
19452 (str_plugin_gcc_version_name): Remove.
19453 (try_init_one_plugin): Pass gcc version to plugin_init.
19454 (plugin_default_version_check): Both gcc and plugin versions are now
19457 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19459 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19460 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19461 Remove special case testing for last insn of inner loops. Don't fail
19462 if the loop ends with a jump, emit an extra nop instead.
19464 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19465 DREGS rather than comparing directly. Remove code that tries to
19466 account for latencies.
19468 2009-04-29 Richard Guenther <rguenther@suse.de>
19470 PR tree-optimization/39941
19471 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19472 eliminating an indirect call.
19474 2009-04-29 Richard Guenther <rguenther@suse.de>
19476 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19477 parameter. Allow invariants as base if !require_lvalue.
19478 (verify_gimple_assign_single): Adjust.
19480 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19482 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19483 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19484 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19485 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19486 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19488 * config/bfin/bfin.c (bfin_expand_builtin,
19489 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19491 2009-04-28 Richard Guenther <rguenther@suse.de>
19493 * tree-vect-loop.c (get_initial_def_for_induction): Use
19494 correct types for pointer increment.
19496 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19498 * toplev.c (print_version): Update GMP version string calculation.
19500 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19502 PR rtl-optimization/39938
19503 * resource.c (init_resource_info): Add call to df_analyze.
19505 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19507 * config/alpha/alpha.md (usegp): Cast the result of
19508 alpha_find_lo_sum_using_gp to enum attr_usegp.
19509 * config/alpha/alpha.c (override_options): Remove end-of-structure
19510 marker element from cpu_table. Use array size of cpu_table to handle
19511 -mcpu and -mtune options.
19512 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19514 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19516 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19517 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19518 tune_32 and tune_64.
19519 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19520 support on PowerPC.
19521 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19522 * config/rs6000/option-defaults.h: ... here. New file.
19523 (OPT_64, OPT_32): Define.
19524 (MASK_64BIT): Define to 0 if not already defined.
19525 (OPT_ARCH64, OPT_ARCH32): Define.
19526 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19529 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19531 * config/arm/arm.c (arm_override_options): Emit error on using
19534 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19536 PR rtl-optimization/39914
19537 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19538 registers for allocnos created from user-defined variables only
19539 when not optimizing.
19541 2009-04-28 Richard Guenther <rguenther@suse.de>
19543 PR middle-end/39937
19544 * fold-const.c (fold_binary): Use distribute_real_division only
19547 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19549 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19550 add hpux-stdint.h to tm_file.
19551 (hppa[12]*-*-hpux11*): Ditto.
19552 (ia64*-*-hpux*): Ditto.
19553 * config/hpux-stdint.h: New.
19554 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19555 __STDC_EXT__ for all compiles.
19556 * config/pa/pa-hpux.h: Ditto.
19557 * config/pa/pa-hpux10.h: Ditto.
19558 * config/pa/pa-hpux11.h: Ditto.
19560 2009-04-28 Catherine Moore <clm@codesourcery.com>
19562 * debug.h (set_name): Add comment.
19564 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19567 * config/darwin.c (machopic_gen_offset): Check
19568 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19569 * config/arm/arm.c (require_pic_register): Likewise.
19571 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19573 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19574 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19575 m32c_promote_prototypes): Delete.
19577 2009-04-28 Michael Matz <matz@suse.de>
19579 PR middle-end/39922
19580 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19583 2009-04-28 Richard Guenther <rguenther@suse.de>
19585 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19587 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19589 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19590 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19591 * config/arm/arm-tune.md: Regenerate.
19593 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19595 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19596 block if there are complex incoming edges.
19597 (sel_merge_blocks): Remove useless assert.
19598 (sel_redirect_edge_and_branch): Check that edge was redirected.
19599 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19600 (sel_find_rgns): Delete declaration.
19601 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19602 the region when it is not a preheader.
19604 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19607 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19609 2009-04-28 Richard Guenther <rguenther@suse.de>
19611 * tree.h (SSA_NAME_VALUE): Remove.
19612 (struct tree_ssa_name): Remove value_handle member.
19613 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19614 array for jump threading.
19615 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19617 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19618 * tree-flow.h (threadedge_initialize_values): Declare.
19619 (threadedge_finalize_values): Likewise.
19620 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19621 (SSA_NAME_VALUE): Define.
19622 (threadedge_initialize_values): New function.
19623 (threadedge_finalize_values): Likewise.
19624 * tree-ssa-dom.c (ssa_name_values): New global variable.
19625 (SSA_NAME_VALUE): Define.
19626 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19628 2009-04-28 Ira Rosen <irar@il.ibm.com>
19630 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19631 Use REPORT_VECTORIZED_LOCATIONS instead
19632 REPORT_VECTORIZED_LOOPS.
19633 * tree-vectorizer.c (vect_verbosity_level): Make static.
19634 (vect_loop_location): Rename to vect_location.
19635 (vect_set_verbosity_level): Update comment.
19636 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19638 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19639 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19640 instead REPORT_UNVECTORIZED_LOOPS.
19641 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19642 and vect_loop_def to vect_external_def and vect_internal_def.
19643 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19644 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19645 REPORT_UNVECTORIZED_LOCATIONS.
19646 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19647 and vect_used_in_loop and to vect_unused_in_scope and
19648 vect_used_in_scope.
19649 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19650 (vect_verbosity_level): Remove declaration.
19651 (vect_analyze_operations): Likewise.
19652 (vect_analyze_stmt): Declare.
19653 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19654 REPORT_UNVECTORIZED_LOCATIONS.
19655 (vect_get_loop_niters): Fix indentation.
19656 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19657 (vect_analyze_loop_operations): New function.
19658 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19659 vect_analyze_operations.
19660 (vect_is_simple_reduction): Use new names.
19661 (vectorizable_live_operation, vect_transform_loop): Likewise.
19662 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19663 to specify whether the data references can be a part of interleaving
19665 (vect_analyze_data_ref_dependence): Use new names.
19666 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19667 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19668 * tree-vect-patterns.c (widened_name_p): Use new names.
19669 (vect_recog_dot_prod_pattern): Likewise.
19670 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19671 (process_use, vect_mark_stmts_to_be_vectorized,
19672 vect_model_simple_cost, vect_model_store_cost,
19673 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19674 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19675 vectorizable_operation, vectorizable_type_demotion,
19676 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19677 vectorizable_condition): Likewise.
19678 (vect_analyze_operations): Split into vect_analyze_loop_operations
19680 (vect_analyze_stmt): ... new function.
19681 (new_stmt_vec_info): Use new names.
19682 (vect_is_simple_use): Use new names and fix comment.
19683 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19684 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19686 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19689 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19690 and integer modes for x87 operands. Do not ICE for unsupported size,
19691 generate error instead. Generate error for unsupported operand types.
19692 ['z']: Do not handle HImode memory operands specially. Warning
19693 for floating-point operands. Fallthru to 'Z' for unsupported operand
19694 types. Do not ICE for unsupported size, generate error instead.
19695 (output_387_binary_op): Use %Z to output operands.
19696 (output_fp_compare): Ditto.
19697 (output_387_reg_move): Ditto.
19699 2009-04-28 Ben Elliston <bje@au.ibm.com>
19704 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19706 * builtins.c (c_strlen): Do not warn here.
19707 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19708 * c-common.c (pointer_int_sum): Take an explicit location.
19709 Warn about offsets out of bounds.
19710 * c-common.h (pointer_int_sum): Adjust declaration.
19712 2009-04-27 Ian Lance Taylor <iant@google.com>
19714 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19716 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19717 * df-core.c (df_set_flags): Change return type to int. Change
19718 type of old_flags to int.
19719 (df_clear_flags): Likewise.
19720 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19721 (df_get_conditional_uses): Likewise.
19722 * df.h (df_set_flags, df_clear_flags): Update declarations.
19723 * dwarf2out.c (struct indirect_string_node): Change type of form
19724 field to enum dwarf_form.
19725 (AT_string_form): Change return type to enum dwarf_form.
19726 * fixed-value.c (fixed_compare): Add cast to enum type.
19727 * fwprop.c (update_df): Change 0 to VOIDmode.
19728 * gensupport.c: Change 0 to UNKNOWN.
19729 * gimple.h (gimple_cond_code): Add cast to enum type.
19730 * haifa-sched.c (reemit_notes): Add cast to enum type.
19731 * hooks.c (hook_int_void_no_regs): Remove function.
19732 * hooks.h (hook_int_void_no_regs): Remove declaration.
19733 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19734 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19735 * real.c (real_arithmetic): Add cast to enum type.
19736 (real_compare): Likewise.
19737 * target.h (struct gcc_target): Change return type of
19738 branch_target_register_class to enum reg_class.
19739 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19740 default_branch_target_register_class.
19741 * targhooks.c (default_branch_target_register_class): New function.
19742 * targhooks.h (default_branch_target_register_class): Declare.
19743 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19744 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19746 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19748 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19749 vect_uninitialized_def. Change 0 to ERROR_MARK.
19750 * tree-vect-stmts.c (supportable_widening_operation): Don't
19751 initialize icode1 and icode2.
19752 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19753 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19755 (cmn_err_flag_specs): Change 0 to STD_C89.
19756 (cmn_err_char_table): Likewise.
19757 * config/arm/arm.c (get_arm_condition_code): Change type of code
19758 to enum arm_cond_code.
19759 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19760 (IWMMXT_BUILTIN2): Likewise.
19761 (neon_builtin_type_bits): Don't define typedef.
19762 (neon_builtin_datum): Change type of bits field to int.
19763 (arm_expand_neon_args): Add cast to enum type.
19764 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19766 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19767 casts to enum type.
19768 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19770 * config/mips/mips.md (jal_macro): Return enum constant.
19771 (single_insn): Likewise.
19772 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19774 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19775 casts to enum type.
19776 * config/s390/s390.c (s390_tune_flags): Change type to int.
19777 (s390_arch_flags): Likewise.
19778 (s390_handle_arch_option): Change flags field of struct pta to int.
19779 * config/s390/s390.h (s390_tune_flags): Update declaration.
19780 (s390_arch_flags): Likewise.
19781 * config/sh/sh.c (prepare_move_operands): Compare
19782 tls_symbolic_operand result with enum constant.
19783 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19784 (sh_expand_prologue): Add cast to enum type.
19785 (sh_expand_epilogue): Likewise.
19786 (tls_symbolic_operand): Change return type to enum tls_model.
19787 (fpscr_set_from_mem): Add cast to enum type.
19788 (legitimize_pic_address): Compare tls_symbolic_operand result with
19790 (sh_target_reg_class): Change return type to enum reg_class.
19791 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19793 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19794 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19795 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19796 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19797 (delayed_branch, tls_call_delay): Likewise.
19798 (eligible_for_sibcall_delay): Likewise.
19799 (eligible_for_return_delay): Likewise.
19800 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19801 (spu_expand_builtin_1): Likewise.
19803 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19804 for all types of conversions.
19805 (output_init_element): Issue -Wc++-compat warning if needed when
19806 initializing a bitfield with enum type.
19807 * c-parser.c (c_parser_expression): Set original_type to
19808 original_type of right hand operand of comma operator.
19810 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19812 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19814 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19815 * doc/cpp.texi (Standard Predefined Macros)
19816 (Implementation-defined behavior): Likewise.
19817 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19818 * doc/gimple.texi (GIMPLE Exception Handling)
19819 (@code{GIMPLE_ASSIGN}): Likewise.
19820 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19821 * doc/invoke.texi (Warning Options, Optimize Options)
19822 (AVR Options, Darwin Options): Likewise.
19823 (Optimize Options): Reformulate -fwhole-program description.
19824 * doc/loop.texi (Lambda): Likewise.
19825 * doc/md.texi (Output Template, Define Constraints)
19826 (Standard Names, Insn Splitting): Likewise.
19827 * doc/options.texi (Option properties): Likewise.
19828 * doc/passes.texi (Tree-SSA passes): Likewise.
19829 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19830 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19831 (File Names and DBX): Likewise.
19832 * doc/trouble.texi (Incompatibilities): Likewise.
19834 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19836 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19837 instruction is correct.
19839 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19841 Allow non-constant arguments to conversion intrinsics.
19842 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19843 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19844 * spu.c (print_operand): Handle 'v' and 'w'.
19845 (exp2_immediate_p, spu_gen_exp2): Define.
19846 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19847 spu_convtf_1): Update parameter descriptions.
19848 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19849 * constraints.md ('v', 'w'): New.
19850 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19852 (i2f, I2F): New define_mode_attr.
19853 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19854 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19855 fixuns_truncv4sfv4si2): Update to use mode attribute.
19856 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19857 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19858 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19859 patterns for combine.
19861 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19863 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19864 (cprop, hoist, pre, store_motion): New debug counters.
19865 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19866 is not an RTL pass anymore.
19867 (pass_profiling): Remove extern decl for pass removed in 2005.
19868 (pass_gcse, pass_jump_bypass): Remove.
19869 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19870 to 0 for clean state.
19871 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19872 * cse.c (gate_handle_cse_after_global_opts,
19873 rest_of_handle_cse_after_global_opts): New functions.
19874 (pass_cse_after_global_opts): New pass, does local CSE.
19875 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19876 (TV_CPROP): New timevar.
19877 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19878 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19879 (gcse_main, recompute_all_luids): Remove.
19880 (compute_hash_table_work): Call max_reg_num instead of reading
19882 (cprop_jump): Don't set run_jump_opt_after_gcse.
19883 (constprop_register): Always allow to alter jumps.
19884 (cprop_insn): Likewise.
19885 (do_local_cprop): Likewise.
19886 (local_cprop_pass): Likewise. Return non-zero if something changed.
19887 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19888 (find_implicit_sets): Add note about missed optimization opportunity.
19889 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19890 pass_rtl_cprop execute function.
19891 Don't bother tracking the pass number, each pass gets its own dumpfile
19893 Always allow to alter jumpsand bypass jumps.
19894 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19895 will just find no suitable set.
19896 (pre_edge_insert): Fix dumping, this function is for PRE only.
19897 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19898 pass_rtl_pre execute function.
19899 (hoist_code): Return non-zero if something changed. Keep track of
19900 substitutions and insertions for statistics gathering similar to PRE.
19901 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19902 called from the pass_rtl_hoist execute function. Show pass statistics.
19903 (compute_store_table): Use max_reg_num directly instead of using the
19904 formerly global max_gcse_regno.
19905 (build_store_vectors): Likewise.
19906 (replace_store_insn): Fix dumping.
19907 (store_motion): Rename to ...
19908 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19909 pass, called from the pass_rtl_store_motion execute function. Keep
19910 track of substitutions and insertions for statistics gathering similar
19912 (bypass_jumps): Remove, fold interesting bits into ...
19913 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19914 from the pass_rtl_cprop execute function.
19915 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19916 pass_jump_bypass): Remove.
19917 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19918 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19919 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19920 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19921 (gate_rtl_store_motion, execute_rtl_store_motion,
19922 pass_rtl_store_motion): New.
19923 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19924 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19925 * passes.c (init_optimization_passes): Remove pass_gcse and
19926 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19927 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19928 instead of pass_jump_bypass.
19930 2009-04-27 Richard Guenther <rguenther@suse.de>
19932 PR middle-end/39928
19933 * gimplify.c (gimplify_expr): If we are required to create
19934 a temporary make sure it ends up as register.
19936 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19939 * config/i386/i386.c (construct_container): Don't call
19940 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19941 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19943 2009-04-27 Michael Matz <matz@suse.de>
19945 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19946 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19947 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19948 (dump_replaceable_exprs): Take a bitmap.
19949 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19951 (expand_gimple_basic_block): Likewise.
19952 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19953 replaceable_expressions member a bitmap.
19954 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19955 (mark_replaceable): Likewise.
19956 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19957 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19959 2009-04-27 Richard Guenther <rguenther@suse.de>
19961 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19962 (verify_stmts): Dispatch to gimple/type verification code.
19963 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19964 issue with call argument types.
19966 2009-04-27 Michael Matz <matz@suse.de>
19968 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19969 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19972 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19973 Eric Botcazou <ebotcazou@adacore.com>
19975 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19976 a label's basic block.
19977 (mark_target_live_regs): Tidy and rework obsolete comments.
19978 Change back DF problem to LIVE. If a label starts a basic block,
19979 assume that all registers that used to be live then still are.
19980 (init_resource_info): If a label starts a basic block, set its
19981 BLOCK_FOR_INSN accordingly.
19982 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19984 2009-04-27 Richard Guenther <rguenther@suse.de>
19986 * tree-flow-inline.h (function_ann): Remove.
19987 (get_function_ann): Likewise.
19988 * tree-dfa.c (create_function_ann): Remove.
19989 * tree-flow.h (struct static_var_ann_d): Remove.
19990 (struct function_ann_d): Likewise.
19991 (union tree_ann_d): Remove fdecl member.
19992 (function_ann_t): Remove.
19993 (function_ann, get_function_ann, create_function_ann): Remove
19996 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19998 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20000 2009-04-27 Jan Hubicka <jh@suse.cz>
20002 * ipa-pure-const.c (struct funct_state_d): New fields
20003 state_previously_known, looping_previously_known; remove
20004 state_set_in_source.
20005 (analyze_function): Use new fields.
20006 (propagate): Avoid assumption that state_set_in_source imply
20009 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20010 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20011 * cfgloop.h (finite_loop_p): Declare.
20013 2009-04-26 Michael Matz <matz@suse.de>
20015 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20017 2009-04-26 Michael Matz <matz@suse.de>
20019 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20020 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20021 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20022 pass_mark_used_blocks): Remove.
20023 * tree-optimize.c (pass_free_datastructures,
20024 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20025 * passes.c (init_optimization_passes): Don't call
20026 pass_mark_used_blocks, remove dead code.
20028 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20030 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20031 * tree-ssa-live.h (register_ssa_partition): Likewise.
20033 2009-04-26 Michael Matz <matz@suse.de>
20036 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20037 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20038 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20040 (compare_pairs): Swap cost comparison.
20041 (coalesce_ssa_name): Don't use change_partition_var.
20042 * tree-nrv.c (struct nrv_data): Add modified member.
20043 (finalize_nrv_r): Set it.
20044 (tree_nrv): Use it to update statements.
20045 (pass_nrv): Require PROP_ssa.
20046 * tree-mudflap.c (mf_decl_cache_locals,
20047 mf_build_check_statement_for): Use make_rename_temp.
20048 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20049 * alias.c (find_base_decl): Handle SSA names.
20050 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20051 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20052 * rtl.h (set_reg_attrs_for_parm): Declare.
20053 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20054 to "optimized", remove unused locals at finish.
20055 (execute_free_datastructures): Make global, call
20056 delete_tree_cfg_annotations.
20057 (execute_free_cfg_annotations): Don't call
20058 delete_tree_cfg_annotations.
20060 * ssaexpand.h: New file.
20061 * expr.c (toplevel): Include ssaexpand.h.
20062 (expand_assignment): Handle SSA names the same as register variables.
20063 (expand_expr_real_1): Expand SSA names.
20064 * cfgexpand.c (toplevel): Include ssaexpand.h.
20065 (SA): New global variable.
20066 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20067 (SSAVAR): New macro.
20068 (set_rtl): New helper function.
20069 (add_stack_var): Deal with SSA names, use set_rtl.
20070 (expand_one_stack_var_at): Likewise.
20071 (expand_one_stack_var): Deal with SSA names.
20072 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20073 before unique numbers.
20074 (expand_stack_vars): Use set_rtl.
20075 (expand_one_var): Accept SSA names, add asserts for them, feed them
20076 to above subroutines.
20077 (expand_used_vars): Expand all partitions (without default defs),
20078 then only the local decls (ignoring those expanded already).
20079 (expand_gimple_cond): Remove edges when jumpif() expands an
20080 unconditional jump.
20081 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20082 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20084 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20085 members of SA; deal with PARM_DECL partitions here; expand
20086 all PHI nodes, free tree datastructures and SA. Commit instructions
20087 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20088 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20089 info and statements at start, collect garbage at finish.
20090 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20091 (VAR_ANN_PARTITION) Remove.
20092 (change_partition_var): Don't declare.
20093 (partition_to_var): Always return SSA names.
20094 (var_to_partition): Only accept SSA names.
20095 (register_ssa_partition): Only check argument.
20096 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20098 (delete_var_map): Don't free it.
20099 (var_union): Only accept SSA names, simplify.
20100 (partition_view_init): Mark only useful SSA names as used.
20101 (partition_view_fini): Only deal with SSA names.
20102 (change_partition_var): Remove.
20103 (dump_var_map): Use ssa_name instead of partition_to_var member.
20104 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20106 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20107 (struct _elim_graph): New member const_dests; nodes member vector of
20109 (set_location_for_edge): New static helper.
20110 (create_temp): Remove.
20111 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20112 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20113 (new_elim_graph): Allocate const_dests member.
20114 (clean_elim_graph): Truncate const_dests member.
20115 (delete_elim_graph): Free const_dests member.
20116 (elim_graph_size): Adapt to new type of nodes member.
20117 (elim_graph_add_node): Likewise.
20118 (eliminate_name): Likewise.
20119 (eliminate_build): Don't take basic block argument, deal only with
20120 partition numbers, not variables.
20121 (get_temp_reg): New static helper.
20122 (elim_create): Use it, deal with RTL temporaries instead of trees.
20123 (eliminate_phi): Adjust all calls to new signature.
20124 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20125 (rewrite_trees): Only do checking.
20126 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20127 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20128 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20129 contains_tree_r, MAX_STMTS_IN_LATCH,
20130 process_single_block_loop_latch, analyze_edges_for_bb,
20131 perform_edge_inserts): Remove.
20132 (expand_phi_nodes): New global function.
20133 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20134 functions, initialize new parameter, remember partitions having a
20136 (finish_out_of_ssa): New global function.
20137 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20138 don't reset in_ssa_p here, don't disable TER when mudflap.
20139 (pass_del_ssa): Remove.
20140 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20142 (execute_free_datastructures): Declare.
20143 * Makefile.in (SSAEXPAND_H): New variable.
20144 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20145 * basic-block.h (commit_one_edge_insertion): Declare.
20146 * passes.c (init_optimization_passes): Move pass_nrv and
20147 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20148 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20149 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20150 (redirect_branch_edge): Deal with super block when expanding, split
20151 out jump patching itself into ...
20152 (patch_jump_insn): ... here, new static helper.
20154 2009-04-26 Michael Matz <matz@suse.de>
20156 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20157 beyond num_ssa_names.
20158 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20159 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20161 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20163 PR inline-asm/39543
20164 * fwprop.c (forward_propagate_asm): New function.
20165 (forward_propagate_and_simplify): Propagate also into __asm, if it
20166 doesn't increase the number of referenced registers.
20169 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20171 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20173 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20174 note_nonlocal_vla_type for nonlocal VLAs.
20175 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20176 contains_remapped_vars, remap_vla_decls): New functions.
20177 (convert_nonlocal_reference_stmt): If not optimizing, call
20178 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20179 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20180 if it wasn't found in var_map.
20181 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20182 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20183 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20185 * gimplify.c (nonlocal_vlas): New variable.
20186 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20188 (gimplify_body): Create and destroy nonlocal_vlas.
20190 * dwarf2out.c (loc_descr_plus_const): New function.
20191 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20192 mem_loc_descriptor, loc_descriptor_from_tree_1,
20193 descr_info_loc, gen_variable_die): Use it.
20195 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20196 !TREE_STATIC VAR_DECLs.
20197 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20198 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20199 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20200 DECL_BY_REFERENCE is valid.
20201 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20202 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20203 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20204 Copy DECL_BY_REFERENCE.
20205 (struct nesting_copy_body_data): New type.
20206 (nesting_copy_decl): New function.
20207 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20208 if they have variable length.
20210 2009-04-26 Michael Matz <matz@suse.de>
20212 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20213 mark new temporaries for renaming.
20215 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20218 * c-decl.c (global_bindings_p): Return negative value.
20219 (c_variable_size): New. Based on variable_size from
20221 (grokdeclarator): Call c_variable_size not variable_size.
20223 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20225 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20227 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20229 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20230 Redefine it to just use mingw/include.
20231 (ASM_SPEC): Rules for -m32 and -m64.
20232 (LINK_SPEC): Use Likewise.
20233 (SPEC_32): New define.
20234 (SPEC_64): Likewise.
20235 (SUB_LINK_SPEC): Likewise.
20236 (MULTILIB_DEFAULTS): New define.
20237 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20238 Add multilib options.
20239 (MULTILIB_DIRNAMES): Likewise.
20240 (MULTILIB_OSDIRNAMES): Likewise.
20241 (LIBGCC): Likewise.
20242 (INSTALL_LIBGCC): Likewise.
20244 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20247 * c-tree.h (enum c_inline_static_type): New.
20248 (record_inline_static): Declare.
20249 * c-decl.c (struct c_inline_static, c_inline_statics,
20250 record_inline_static, check_inline_statics): New.
20251 (pop_file_scope): Call check_inline_statics.
20252 (start_decl): Call record_inline_static instead of pedwarning
20253 directly for static in inline function.
20254 * c-typeck.c (build_external_ref): Call record_inline_static
20255 instead of pedwarning directly for static referenced in inline
20258 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20260 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20261 not new but only being rescanned.
20262 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20263 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20264 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20265 record_set_info, compute_set, grealloc): Remove.
20266 (recompute_all_luids): New function.
20267 (gcse_main): Don't compute sets, and don't do related memory
20268 allocations/free-ing. If something changed before the end of the
20269 pass, update LUIDs using recompute_all_luids.
20270 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20271 (free_gcse_mem): Don't free it either.
20272 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20273 Use the df insn LUIDs.
20274 (load_killed_in_block): Likewise.
20275 (compute_hash_table_work): Don't compute reg_set_in_block.
20276 (compute_transp): Use DF_REG_DEF_CHAINs.
20277 (local_cprop_pass): Don't use compute_sets and related functions.
20278 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20279 Use get_max_uid() instead of max_cuid.
20280 (insert_insn_end_basic_block, pre_insert_copy_insn,
20281 update_ld_motion_stores): Don't try to
20282 keep reg_set tables up to date.
20283 (pre_insert_copies): Use df insn LUIDs.
20284 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20285 (reg_set_info): Don't use extra bitmap argument.
20286 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20287 information to compute regs_set_in_block.
20288 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20289 (bypass_jumps): Don't use compute_sets and friends.
20291 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20294 * opts.c (undocumented_msg): Do not leave blank even with
20297 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20299 * c-decl.c (build_enumerator): Allow values folding to integer
20300 constants but not integer constant expressions with a pedwarn if
20303 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20306 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20307 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20308 type is an integer constant.
20310 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20313 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20316 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20319 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20320 with variably modified return type and no storage class
20321 specifiers, except for the case of nested functions. Distinguish
20322 extern declarations of functions with variably modified return
20323 types from those of objects with variably modified types.
20325 2009-04-25 Jan Hubicka <jh@suse.cz>
20327 * tree.c (list_equal_p): New function.
20328 * tree.h (list_equal_p): Declare.
20329 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20330 basic_block_def, basic_block, const_basic_block): New.
20331 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20332 (redirect_eh_edge): New function.
20333 (make_eh_edge_update_phi): EH edges are not abnormal.
20334 * except.c: Include tree-flow.h.
20335 (list_match): New function.
20336 (eh_region_replaceable_by_p): New function.
20337 (replace_region): New function.
20338 (hash_type_list): New function.
20339 (hash_eh_region): New function.
20340 (eh_regions_equal_p): New function.
20341 (merge_peers): New function.
20342 (remove_unreachable_regions): Verify EH tree when checking;
20344 (copy_eh_region_1): New function.
20345 (copy_eh_region): New function.
20346 (push_reachable_handler): New function.
20347 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20348 regions without label but with live RESX.
20349 * except.h (redirect_eh_edge_to_label): New.
20350 * tree-flow.h (redirect_eh_edge): New.
20351 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20352 basic_block_def, basic_block, const_basic_block): Remove.
20353 * Makefile.in (except.o): Add dependency on tree-flow.h
20354 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20355 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20358 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20361 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20362 on the destination of memcpy.
20364 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20366 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20367 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20368 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20370 2009-04-25 Jan Hubicka <jh@suse.cz>
20372 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20373 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20374 to be reached by different label than left.
20375 (update_eh_edges): Update comment; remove edge_to_remove if possible
20376 and return true if suceeded.
20377 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20378 (cleanup_eh): Compute sharing map.
20379 * except.c (remove_eh_handler_and_replace): Add argument if we should
20381 (remove_unreachable_regions): Update for label sharing.
20382 (label_to_region_map): Likewise.
20383 (get_next_region_sharing_label): New function.
20384 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20386 (remove_eh_handler): Update.
20387 (remove_eh_region_and_replace_by_outer_of): New function.
20388 * except.h (struct eh_region): Add next_region_sharing_label.
20389 (remove_eh_region_and_replace_by_outer_of,
20390 get_next_region_sharing_label): Declare.
20391 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20393 2009-04-25 Jan Hubicka <jh@suse.cz>
20395 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20396 insert code even if they are not critical.
20398 2009-04-25 Jan Hubicka <jh@suse.cz>
20400 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20401 (gimple_can_remove_branch_p): EH edges won't remove branch by
20403 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20404 updating of non-abnormal EH edges.
20405 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20406 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20407 (split_critical_edges): Split also edges where emitting code on them
20408 will lead to splitting later.
20410 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20411 H.J. Lu <hongjiu.lu@intel.com>
20414 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20415 the configured assembler supports fildq and fistpq mnemonics.
20416 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20417 * configure: Regenerated.
20418 * config.in: Ditto.
20420 * config/i386/i386.c (print_operand): Handle 'Z'.
20421 ['z']: Remove handling of special fild/fist suffixes.
20422 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20423 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20424 suffix of fild insn.
20425 (*floatsi<mode>2_vector_mixed): Ditto.
20426 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20427 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20428 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20429 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20430 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20432 2009-04-25 Ben Elliston <bje@au.ibm.com>
20434 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20435 the source of a set operation.
20437 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20439 * target.h (struct gcc_target): Add case_values_threshold field.
20440 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20441 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20442 * targhooks.c (default_case_values_threshold): New function.
20443 * targhooks.h (default_case_values_threshold): Declare function.
20444 * stmt.c (expand_case): Use case_values_threshold target hook.
20445 * expr.h (case_values_threshold): Remove declartation.
20446 * expr.c (case_values_threshold): Remove function.
20447 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20449 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20450 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20451 (avr_case_values_threshold): Declare as static.
20452 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20454 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20455 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20456 (mn10300_case_values_threshold): New function.
20458 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20460 * ira.c (setup_cover_and_important_classes): Add enum cast.
20462 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20464 * genpreds.c (write_enum_constraint_num): Output definition of
20465 CONSTRAINT_NUM_DEFINED_P macro.
20466 * ira.c (setup_cover_and_important_classes): Use
20467 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20469 2009-04-24 DJ Delorie <dj@redhat.com>
20471 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20472 __SH2A_SINGLE_ONLY__ also.
20474 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20476 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20477 (movdf_internal): Ditto.
20478 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20479 SFmode and DFmode constants.
20480 (ia64_print_operand): Add 'G' format for printing
20481 floating point constants.
20483 2009-04-24 Richard Guenther <rguenther@suse.de>
20485 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20486 from unsigned additions.
20488 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20490 * c-typeck.c (set_init_index): Allow array designators that are
20491 not integer constant expressions with a pedwarn if pedantic.
20493 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20495 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20496 zero if no overlap in nonzero bits between the operands.
20498 2009-04-24 Ian Lance Taylor <iant@google.com>
20500 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20501 (record_dead_and_set_regs): Likewise.
20502 * df.h (struct df_mw_hardreg): Change flags field to int.
20503 (struct df_base_ref): Likewise.
20504 (struct df): Change changeable_flags field to int.
20505 * df-scan.c (df_defs_record): Change clobber_flags to int.
20506 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20507 constants rather than #define macros.
20508 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20509 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20510 (enum dwarf_calling_convention): Likewise.
20511 (enum dwarf_line_number_x_ops): Likewise.
20512 (enum dwarf_call_frame_info): Likewise.
20513 (enum dwarf_source_language): Likewise.
20514 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20515 (add_calling_convention_attribute): Likewise.
20516 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20517 (combine_comparisons): Change compcode to int. Add cast to enum type.
20518 * genrecog.c (maybe_both_true_2): Change c to int.
20519 (write_switch): Likewise. Add cast to enum type.
20520 * gimplify.c (gimplify_omp_for): Handle return values from
20521 gimplify_expr using MIN rather than bitwise or.
20522 (gimplify_expr): Add cast to enum type.
20523 * ipa-prop.c (update_jump_functions_after_inlining): Change
20524 IPA_BOTTOM to IPA_JF_UNKNOWN.
20525 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20526 Add casts to enum type.
20527 (setup_cover_and_important_classes): Change cl to int. Add casts
20529 (setup_class_translate): Change cl and mode to int.
20530 (ira_init_once): Change mode to int.
20531 (free_register_move_costs): Likewise.
20532 (setup_prohibited_mode_move_regs): Add casts to enum type.
20533 * langhooks.c (add_builtin_function_common): Rework assertion that
20534 value fits bitfield.
20535 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20536 * omega.c (omega_do_elimination): Avoid math on enum types.
20537 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20538 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20539 int local to handle integral_argment value.
20540 * regmove.c (try_auto_increment): Change PUT_MODE to
20542 * reload.c (push_secondary_reload): Add casts to enum type.
20543 (secondary_reload_class, find_valid_class): Likewise.
20544 * reload1.c (emit_input_reload_insns): Likewise.
20545 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20546 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20547 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20549 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20550 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20552 (expand_complex_libcall): Add casts to enum type.
20553 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20554 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20555 with ERROR_MARK, not NUM_TREE_CODES.
20556 (vect_create_epilog_for_reduction): Likewise.
20557 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20558 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20559 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20561 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20562 vect_unused_in_loop. Change 0 to loop_vect.
20563 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20564 * var-tracking.c (get_init_value): Change return type to enum
20566 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20567 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20569 (arm_override_options): Add casts to enum type.
20570 (arm_emit_tls_decoration): Likewise.
20571 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20573 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20574 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20575 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20577 * config/s390/s390.c (code_for_builtin_64): Change to array of
20579 (code_for_builtin_31): Likewise.
20580 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20582 * config/sparc/sparc.c (sparc_override_options): Change value
20583 field in struct code_model to enum cmodel. In initializer change
20584 0 to NULL and add cast to enum type.
20586 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20587 Change all callers. Issue a -Wc++-compat warning using
20588 lhs_origtype if necessary.
20589 (convert_for_assignment): Issue -Wc++-compat warnings about
20590 invalid conversions to enum type on assignment.
20591 * c-common.h (build_modify_expr): Update declaration.
20593 2009-04-24 Nick Clifton <nickc@redhat.com>
20595 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20596 (function_arg_advance): Likewise.
20597 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20600 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20602 * config/s390/constraints.md ('I', 'J'): Fix condition.
20604 2009-04-24 Diego Novillo <dnovillo@google.com>
20606 * gengtype-parse.c (parse_error): Add newline after message.
20608 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20610 * config/i386/sse.md (avxmodesuffixs): Removed.
20611 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20612 (*avx_pinsr<ssevecsize>): This.
20614 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20616 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20617 follow chains of regs with a single definition, and allow expressions
20618 that are function_invariant_p.
20619 (simple_rhs_p): Allow expressions that are function_invariant_p.
20621 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20623 PR middle-end/39867
20624 * fold-const.c (fold_cond_expr_with_comparison): When folding
20625 > and >= to MAX, make sure the MAX uses the same type as the
20626 comparison's operands.
20628 2009-04-24 Nick Clifton <nickc@redhat.com>
20630 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20631 addressing for DImode accesses.
20632 (frv_print_operand_address): Handle PLUS case.
20633 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20635 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20637 PR rtl-optimization/39794
20638 * alias.c (canon_true_dependence): Add x_addr argument.
20639 * rtl.h (canon_true_dependence): Adjust prototype.
20640 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20641 * cselib.c (cselib_invalidate_mem): Likewise.
20642 * gcse.c (compute_transp): Likewise.
20643 * dse.c (scan_reads_nospill): Likewise.
20644 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20645 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20646 canon_base_addr of the group, plus optional offset.
20647 (struct group_info): Rename canon_base_mem to
20649 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20650 canon_rtx of base_mem.
20652 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20654 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20655 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20657 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20659 * config/spu/spu-builtins.h: Delete file.
20661 * config/spu/spu.h (enum spu_builtin_type): Move here from
20663 (struct spu_builtin_description): Likewise. Add GTY marker.
20664 Do not use enum spu_function_code or enum insn_code.
20665 (spu_builtins): Add extern declaration.
20667 * config/spu/spu.c: Do not include "spu-builtins.h".
20668 (enum spu_function_code, enum spu_builtin_type_index,
20669 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20670 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20671 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20672 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20673 (spu_builtin_types): Make static. Add GTY marker.
20674 (spu_builtins): Add extern declaration with GTY marker.
20675 Include "gt-spu.h".
20677 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20678 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20679 Check programmatically whether all parameters are scalar.
20681 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20683 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20685 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20686 assignment from the constructor either if the target is volatile.
20688 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20690 * config/arm/arm.md (insv): Do not share operands[0].
20692 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20694 * config/vxlib-tls.c (active_tls_threads): Delete.
20695 (delete_hook_installed): New.
20696 (tls_delete_hook): Don't delete the delete hook.
20697 (tls_destructor): Delete it here.
20698 (__gthread_set_specific): Adjust installing the delete hook.
20699 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20700 __gthread_leave_tsd_dtor_context.
20702 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20704 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20706 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20708 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20710 (alpha_rtx_costs): Ditto.
20711 (emit_unlikely_jump): Use add_reg_note.
20712 (emit_frame_store_1): Ditto.
20713 (alpha_expand_prologue): Ditto.
20714 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20715 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20717 2009-04-23 Nick Clifton <nickc@redhat.com>
20719 * config/v850/v850.md (epilogue): Remove suppressed code.
20720 (return): Rename to return_simple and remove test of frame size.
20721 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20722 to gen_return_simple.
20724 2009-04-22 Jing Yu <jingyu@google.com>
20727 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20729 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20732 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20733 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20734 value is a VECTOR_CST, the element type is the element type of the
20737 2009-04-22 DJ Delorie <dj@redhat.com>
20739 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20741 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20743 * alias.c (find_base_term): Move around LO_SUM case, so that
20744 CONST falls through into PLUS/MINUS handling.
20747 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20748 into 0, use omit_one_operand.
20750 2009-04-23 Ben Elliston <bje@au.ibm.com>
20752 * config/rs6000/linux-unwind.h (get_regs): Remove type
20753 puns. Change the type of `pc' to an array of unsigned ints and
20754 update all users. Constify frame24.
20756 2009-04-22 DJ Delorie <dj@redhat.com>
20758 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20759 declarations before code.
20760 (current_function_special_page_vector): Likewise.
20761 (m32c_expand_insv): Silence a warning.
20763 2009-04-21 Taras Glek <tglek@mozilla.com>
20765 * alias.c: Update GTY annotations to new syntax.
20766 * basic-block.h: Likewise.
20767 * bitmap.h: Likewise.
20768 * c-common.h: Likewise.
20769 * c-decl.c: Likewise.
20770 * c-parser.c: Likewise.
20771 * c-pragma.c: Likewise.
20772 * c-tree.h: Likewise.
20773 * cfgloop.h: Likewise.
20774 * cgraph.h: Likewise.
20775 * config/alpha/alpha.c: Likewise.
20776 * config/arm/arm.h: Likewise.
20777 * config/avr/avr.h: Likewise.
20778 * config/bfin/bfin.c: Likewise.
20779 * config/cris/cris.c: Likewise.
20780 * config/darwin.c: Likewise.
20781 * config/frv/frv.c: Likewise.
20782 * config/i386/i386.c: Likewise.
20783 * config/i386/i386.h: Likewise.
20784 * config/i386/winnt.c: Likewise.
20785 * config/ia64/ia64.h: Likewise.
20786 * config/iq2000/iq2000.c: Likewise.
20787 * config/mips/mips.c: Likewise.
20788 * config/mmix/mmix.h: Likewise.
20789 * config/pa/pa.c: Likewise.
20790 * config/pa/pa.h: Likewise.
20791 * config/rs6000/rs6000.c: Likewise.
20792 * config/s390/s390.c: Likewise.
20793 * config/sparc/sparc.c: Likewise.
20794 * config/xtensa/xtensa.c: Likewise.
20795 * cselib.h: Likewise.
20796 * dbxout.c: Likewise.
20797 * dwarf2out.c: Likewise.
20798 * except.c: Likewise.
20799 * except.h: Likewise.
20800 * fixed-value.h: Likewise.
20801 * function.c: Likewise.
20802 * function.h: Likewise.
20803 * gimple.h: Likewise.
20804 * integrate.c: Likewise.
20805 * optabs.c: Likewise.
20806 * output.h: Likewise.
20807 * real.h: Likewise.
20809 * stringpool.c: Likewise.
20810 * tree-data-ref.c: Likewise.
20811 * tree-flow.h: Likewise.
20812 * tree-scalar-evolution.c: Likewise.
20813 * tree-ssa-address.c: Likewise.
20814 * tree-ssa-alias.h: Likewise.
20815 * tree-ssa-operands.h: Likewise.
20816 * tree.c: Likewise.
20817 * tree.h: Likewise.
20818 * varasm.c: Likewise.
20819 * varray.h: Likewise.
20821 * coretypes.h: Do not define GTY macro if it is already defined.
20822 * doc/gty.texi: Update GTY documentation to new syntax.
20823 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20824 annotations on structs.
20825 * gengtype-parse.c: Likewise.
20827 2009-04-22 Mark Heffernan <meheff@google.com>
20829 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20831 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20833 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20836 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20838 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20839 the same as a PLUS without a shift. Increase the cost of a
20842 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20844 * Makefile.in: Update dependencies.
20845 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20846 * errors.h: Remove bogus comment about compatibility.
20847 (warning): Update declaration.
20848 * genautomata.c: Update all calls to warning.
20849 * gimple.c: Do not include errors.h. Include toplev.h.
20850 * tree-ssa-structalias.c: Do not include errors.h.
20851 * omega.c: Likewise.
20852 * tree-ssa-reassoc.c: Likewise.
20853 * config/spu/spu-c.c: Likewise.
20854 * config/spu/t-spu-elf: Update dependencies.
20856 2009-04-22 Richard Guenther <rguenther@suse.de>
20858 PR tree-optimization/39824
20859 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20860 make sure the types are compatible.
20862 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20865 * c-common.c (c_parse_error): Take a token_flags parameter.
20866 Use token_type for the token type instead.
20867 Pass token_flags to cpp_type2name.
20868 * c-common.h (c_parse_error): Update declaration.
20869 * c-parser.c (c_parser_error): Pass 0 as token flags.
20871 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20873 PR rtl-optimization/39580
20874 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20876 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20878 * function.c (expand_function_end): Do not emit a jump to the "naked"
20879 return label for fall-through returns.
20880 * except.c (sjlj_emit_function_exit): Always place the call to the
20881 unregister function at the location installed by expand_function_end.
20883 2009-04-22 Richard Guenther <rguenther@suse.de>
20885 PR tree-optimization/39845
20886 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20887 (gen_inbound_check): Likewise.
20889 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20891 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20893 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20894 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20896 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20898 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20899 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20900 shift counts to avoid out-of-bounds array accesses.
20902 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20904 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20905 (Pmode): Move above.
20907 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20909 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20910 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20911 GET_CODE macro. Use IN_RANGE macro where appropriate.
20912 * config/alpha/alpha.h: Ditto.
20913 * config/alpha/alpha.md: Ditto.
20914 * config/alpha/constraints.md: Ditto.
20915 * config/alpha/predicates.md: Ditto.
20917 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20919 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20920 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20921 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20922 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20923 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20924 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20925 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20926 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20927 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20928 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20929 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20930 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20931 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20932 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20933 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20934 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20935 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20936 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20937 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20938 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20939 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20940 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20941 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20942 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20943 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20944 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20945 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20947 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20949 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20950 references from comments.
20951 * cfgbuild.c: (count_basic_blocks): Delete.
20952 (find_basic_blocks_1): Delete.
20953 (find_basic_blocks): Delete.
20954 * except.c (finish_eh_generation): Make static. Move comment from
20955 except.h here. Remove find_basic_blocks references from comments.
20956 * except.h (finish_eh_generation): Delete.
20957 * basic-block.h (find_basic_blocks): Delete.
20958 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20960 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20962 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20963 (sdbout_parms): Likewise.
20965 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20967 * config/sh/sh.c (prepare_cbranch_operands): Use
20968 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20969 (expand_cbranchdi4): Likewise.
20970 (from_compare): Add cast to enum type.
20971 (expand_cbranchsi4): Use add_reg_note.
20972 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20973 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20974 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20975 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20976 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20977 instead of CODE_FOR_nothing.
20978 (cbranchdi4): Likewise. Fix the order of arguments for
20980 (push_fpscr): Use add_reg_note.
20981 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20982 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20984 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20986 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20987 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20988 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20989 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20990 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20991 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20992 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20993 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20994 config/alpha/x-vms, config/arc/t-arc,
20995 config/arm/README-interworking, config/arm/arm-c.c,
20996 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20997 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20998 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20999 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21000 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21001 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21002 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21003 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21004 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21005 config/cris/t-elfmulti, config/crx/t-crx,
21006 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21007 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21008 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21009 config/h8300/t-h8300, config/i386/athlon.md,
21010 config/i386/darwin-libgcc.10.4.ver,
21011 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21012 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21013 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21014 config/i386/t-linux64, config/i386/t-nwld,
21015 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21016 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21017 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21018 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21019 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21020 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21021 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21022 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21023 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21024 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21025 config/m68k/t-uclinux, config/mcore/t-mcore,
21026 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21027 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21028 config/mips/crtn.asm, config/mips/irix-crti.asm,
21029 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21030 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21031 config/mips/mips-fixed.md, config/mips/sb1.md,
21032 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21033 config/mips/t-iris6, config/mips/t-isa3264,
21034 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21035 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21036 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21037 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21038 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21039 config/mn10300/t-linux, config/mn10300/t-mn10300,
21040 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21041 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21042 config/picochip/libgccExtras/clzsi2.asm,
21043 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21044 config/rs6000/darwin-libgcc.10.4.ver,
21045 config/rs6000/darwin-libgcc.10.5.ver,
21046 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21047 config/rs6000/t-aix43, config/rs6000/t-aix52,
21048 config/rs6000/t-darwin, config/rs6000/t-fprules,
21049 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21050 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21051 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21052 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21053 config/rs6000/t-rtems, config/rs6000/t-spe,
21054 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21055 config/score/t-score-elf, config/sh/divcost-analysis,
21056 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21057 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21058 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21059 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21060 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21061 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21062 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21063 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21064 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21065 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21066 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21067 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21068 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21069 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21070 * config/h8300/genmova.sh: Include copyright and license notices
21071 in generated output.
21072 * config/h8300/mova.md: Regenerate.
21073 * doc/install.texi2html: Include word "Copyright" in copyright
21074 notice and use name "Free Software Foundation, Inc.".
21075 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21076 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21077 ChangeLog-2007, ChangeLog-2008: Correct dates.
21079 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21081 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21082 NE_EXPR operations as well.
21083 * c-parser.c (c_parser_condition): Do not set location information on
21085 (c_parser_conditional_expression): Likewise.
21086 (c_parser_binary_expression): Set location information on operators.
21087 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21088 TRUTH_NOT_EXPR has been folded.
21089 * fold-const.c (fold_truth_not_expr): Copy location information from
21090 the incoming expression to the outgoing one.
21091 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21092 recursive calls on the LHS of the operator but pass that of the
21093 operator to recursive calls on the RHS of the operator. Set it
21095 (shortcut_cond_expr): Set the locus of the operator on the second
21096 COND_EXPR and that of the expression on the first in degenerate cases.
21097 Pass the locus of the expression to calls to shortcut_cond_r.
21098 Set the locus of the 'then' block on the associated jump, if any.
21099 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21100 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21101 expression to call to gimplify_boolean_expr.
21103 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21105 * config.gcc: Add additional configuration for
21106 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21107 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21108 (CPP_SPEC): Redefine for allowing -municode option.
21109 (STARTFILE_SPEC): Likewise.
21110 * config/i386/t-mingw-w64: New.
21111 * config/i386/mingw-w64.opt: New.
21112 (municode): Add new target option.
21113 * doc/invoke.texi (municode): Add documentation for new option.
21115 2009-04-21 Ian Lance Taylor <iant@google.com>
21117 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21118 Correct test for number of arguments.
21119 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21121 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21123 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21124 argument of emit_library_call.
21126 2009-04-21 Richard Guenther <rguenther@suse.de>
21128 PR middle-end/39829
21129 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21130 inside VIEW_CONVERT_EXPRs.
21132 2009-04-21 Martin Jambor <mjambor@suse.cz>
21134 * tree-switch-conversion.c (build_constructors): Split a long line.
21135 (constructor_contains_same_values_p): New function.
21136 (build_one_array): Create assigns of constants if possible, do not
21137 call mark_sym_for_renaming, call update_stmt.
21138 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21139 make_rename_temp. Do not call mark_symbols_for_renaming, call
21141 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21142 find_new_referenced_vars, call update_stmt.
21143 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21144 instead of calling make_rename_temp. Do not call
21145 find_new_referenced_vars or mark_symbols_for_renaming, call
21148 2009-04-21 Richard Guenther <rguenther@suse.de>
21150 PR tree-optimization/39827
21151 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21152 (tree_ssa_phiprop): Pass the correct array size.
21154 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21156 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21158 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21161 * c-typeck.c (lvalue_p): Move declaration ...
21162 * c-common.h (lvalue_p): ... to here.
21163 * c-common.c (candidate_equal_p): New.
21164 (add_tlist): Use it.
21165 (merge_tlist): Use it.
21166 (warn_for_collisions_1): Likewise.
21167 (warning_candidate_p): Accept more candidates.
21168 (verify_tree): A warning candidate can be an expression. Use
21171 2009-04-21 Ben Elliston <bje@au.ibm.com>
21174 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21175 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21176 options. Remove -mcall-solaris documentation.
21178 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21181 * doc/invoke.texi (-Wlong-long): Update description.
21182 * c-lex (interpret_integer): Only warn if there was no previous
21183 overflow and -Wlong-long is enabled.
21184 * c-decl.c (declspecs_add_type): Drop redundant flags.
21185 * c.opt (Wlong-long): Init to -1.
21186 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21187 and front-end warn_long_long. Wlong-long only depends on other
21188 flags if it is uninitialized.
21189 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21190 the same for CPP and FE.
21191 (restore_extension_diagnostics): Likewise.
21193 2009-04-20 Ian Lance Taylor <iant@google.com>
21195 Fix enum conversions which are invalid in C++:
21196 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21197 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21198 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21199 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21200 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21201 (dbxout_parms): Likewise.
21202 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21203 (df_clear_flags): Likewise.
21204 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21205 top_flag parameter to int.
21206 (df_chain_create_bb_process_use): Likewise.
21207 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21209 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21210 (df_ref_create_structure, df_def_record_1): Likewise.
21211 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21212 (df_notes_rescan): Change 0 to VOIDmode in function call.
21213 (df_get_call_refs, df_insn_refs_collect): Likewise.
21214 (df_bb_regs_collect): Likewise.
21215 (df_entry_block_defs_collect): Likewise.
21216 (df_exit_block_uses_collect): Likewise.
21217 * df.h: Update declarations.
21218 * double-int.c (double_int_divmod): Add cast to enum type.
21219 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21220 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21221 (based_loc_descr): Likewise.
21222 (loc_descriptor_from_tree_1): Change first_op and second_op to
21223 enum dwarf_location_atom. Add cast to enum type.
21224 * expmed.c (init_expmed): Change 0 to SET in function call.
21225 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21226 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21227 (do_store_flag): Likewise.
21228 * fixed-value.h (struct fixed_value): Change mode to enum
21230 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21231 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21233 (insert_insn_decl, insert_decl, insert_state): Likewise.
21234 (automata_list_finish): Likewise.
21235 * genrecog.c (process_define_predicate): Add cast to enum type.
21236 * gensupport.c (init_predicate_table): Add cast to enum type.
21237 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21239 (gimple_build_call_1, gimple_build_label): Likewise.
21240 (gimple_build_goto, gimple_build_asm_1): Likewise.
21241 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21242 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21243 (enum fallback): Rename from enum fallback_t.
21244 (fallback_t): Typedef as int.
21245 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21246 GSI_SAME_STMT in function call.
21247 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21249 (setup_reg_class_relations): Likewise.
21250 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21251 (setup_prohibited_class_mode_regs): Add cast to enum type.
21252 (setup_prohibited_mode_move_regs): Likewise.
21253 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21254 (record_address_regs): Change i to enum reg_class.
21255 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21256 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21257 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21258 (GET_MODE_2XWIDER_MODE): Likewise.
21259 (GET_CLASS_NARROWEST_MODE): Likewise.
21260 * omp-low.c (expand_omp_for): Add cast to enum type.
21261 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21262 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21263 * postreload.c (reload_cse_simplify_operands): Change rclass local
21265 * predict.c (combine_predictions_for_insn): Change best_predictor
21266 and predictor to enum br_predictor.
21267 (combine_predictions_for_bb): Likewise.
21268 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21269 use SET_PREDICT_EXPR_OUTCOME.
21270 * real.c (real_arithmetic): Change icode to code in function call.
21271 * reginfo.c (init_move_cost): Add casts to enum type.
21272 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21273 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21275 * reload.c (find_valid_class): Add casts to enum type.
21276 (push_reload): Change 0 to NO_REGS in function call.
21277 (find_reloads): Change this_alternative to array of enum
21278 reg_class. Remove some now-unnecessary casts.
21279 (make_memloc): Change 0 to VOIDmode in function call.
21280 * reload1.c (reload): Change 0 to VOIDmode in function call.
21281 (eliminate_regs_1, elimination_effects): Likewise.
21282 (eliminate_regs_in_insn): Likewise.
21283 (emit_input_reload_insns): Add cast to enum type.
21284 (delete_output_reload): Change 0 to VOIDmode in function call.
21285 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21286 to enum type in function call.
21287 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21288 (SET_PREDICT_EXPR_OUTCOME): Define.
21289 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21290 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21291 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21292 (dump_function): Likewise.
21293 * tree-dump.h: Update declarations.
21294 * tree-pass.h: Update declarations.
21295 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21296 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21298 (arm_rtx_costs_1): Correct parenthesization.
21299 (arm_rtx_costs): Add casts to enum type.
21300 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21301 (vfp_emit_fstmd): Use add_rg_note.
21302 (emit_multi_reg_push, emit_sfm): Likewise.
21303 (thumb_set_frame_pointer): Likewise.
21304 (arm_expand_prologue): Likewise.
21305 (arm_regno_class): Change return type to enum reg_class.
21306 (thumb1_expand_prologue): Use add_reg_note.
21307 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21308 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21310 * config/arm/gentune.sh: Add cast to enum type.
21311 * config/arm/arm-tune.md: Rebuild.
21312 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21313 (ix86_split_fp_branch, predict_jump): Likewise.
21314 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21315 insn_code to enum rtx_code.
21316 (ix86_builtin_vectorized_function): Add cast to enum type.
21317 * config/i386/i386.md (truncdfsf2): Change slot to enum
21319 (truncxf<mode>2, isinf<mode>2): Likewise.
21320 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21322 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21323 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21324 (insert_bundle_state): Change 1 to INSERT in function call.
21325 (ia64_add_bundle_selector_before): Likewise.
21326 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21327 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21328 (restore_stack_nonlocal): Likewise.
21329 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21331 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21333 (mips_rtx_costs): Likewise.
21334 (mips_override_options): Add casts to enum type.
21335 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21337 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21338 (store_reg, set_reg_plus_d): Likewise.
21339 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21340 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21342 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21344 (emit_unlikely_jump): Use add_reg_note.
21345 (rs6000_emit_allocate_stack): Likewise.
21346 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21347 (output_toc): Change 1 to INSERT in function call.
21348 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21349 (rs6000_initialize_trampoline): Likewise.
21350 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21352 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21353 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21354 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21355 (save_gprs): Use add_reg_note.
21356 (s390_emit_prologue): Likewise.
21357 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21358 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21359 (sparc_fold_builtin): Add cast to enum type.
21360 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21362 (spu_expand_prologue): Use add_reg_note.
21363 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21365 2009-04-20 Ian Lance Taylor <iant@google.com>
21367 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21368 (c_parser_postfix_expression_after_primary): Get VEC for list of
21369 arguments. Get original types of arguments. Call
21370 build_function_call_vec.
21371 (cached_expr_list_1, cached_expr_list_2): New static variables.
21372 (c_parser_expr_list): Change return type to VEC *. Add
21373 p_orig_types parameter. Change all callers.
21374 (c_parser_release_expr): New static function.
21375 (c_parser_vec_to_tree_list): New static function.
21376 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21377 call build_function_call_vec.
21378 (build_function_call_vec): New function, based on old
21379 build_function_call.
21380 (convert_arguments): Remove nargs and argarray parameters. Change
21381 values to a VEC. Add origtypes parameter.
21382 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21383 (convert_for_assignment): Add origtype parameter. Change all
21384 callers. If warn_cxx_compat, check for conversion to an enum
21385 type when calling a function.
21386 (store_init_value): Add origtype parameter. Change all callers.
21387 (digest_init): Likewise.
21388 (struct init_node): Add origtype field.
21389 (add_pending_init): Add origtype parameter. Change all callers.
21390 (output_init_element): Likewise.
21391 (output_pending_init_elements): Pass origtype from init_node to
21392 output_init_element.
21393 (process_init_element): Pass origtype from c_expr to
21394 output_init_element.
21395 (c_finish_return): Add origtype parameter. Change all callers.
21396 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21398 (sync_resolve_params): Likewise.
21399 (sync_resolve_return): Change params to first_param. Change caller.
21400 (resolve_overloaded_builtins): Change params to VEC *. Change
21401 callers. Save first parameter around call to build_function_call_vec.
21402 * c-decl.c (finish_decl): Add origtype parameter. Change all
21403 callers. Call build_function_call_vec rather than
21404 build_function_call for cleanup.
21405 * c-tree.h: Update declarations.
21406 * c-common.h: Update declarations.
21407 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21408 params to first_param.
21409 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21410 params parameter from tree to void *.
21411 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21412 Change arglist parameter to have type void *, and to be a pointer
21414 * config/rs6000/rs6000-protos.h
21415 (altivec_resolve_overloaded_builtin): Update declaration.
21416 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21417 fnargs parameter to have type void *, and to be a pointer to a
21418 VEC. Call build_function_call_vec instead of
21419 build_function_call.
21420 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21422 2009-04-20 Joey Ye <joey.ye@intel.com>
21423 Xuepeng Guo <xuepeng.guo@intel.com>
21424 H.J. Lu <hongjiu.lu@intel.com>
21426 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21428 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21429 (IX86_LEA_PRIORITY): Likewise.
21430 (distance_non_agu_define): New function.
21431 (distance_agu_use): Likewise.
21432 (ix86_lea_for_add_ok): Likewise.
21433 (ix86_dep_by_shift_count): Likewise.
21435 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21436 should split for LEA.
21438 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21440 (ix86_dep_by_shift_count): Likewise.
21442 2009-04-20 Richard Guenther <rguenther@suse.de>
21444 * expr.c (handled_component_p): Move ...
21445 * tree.h (handled_component_p): ... here.
21446 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21447 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21448 and REALPART_EXPR to be in one group.
21450 2009-04-20 Richard Guenther <rguenther@suse.de>
21452 * basic-block.h (get_all_dominated_blocks): Declare.
21453 * dominance.c (get_all_dominated_blocks): New function.
21454 * tree-cfg.c (get_all_dominated_blocks): Remove.
21455 (remove_edge_and_dominated_blocks): Adjust.
21456 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21457 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21458 instead of recursing.
21460 2009-04-20 Doug Kwan <dougkwan@google.com>
21462 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21463 (struct cgraph_node_set_def): New type.
21464 (cgraph_node_set) New type. Also declare vector functions.
21465 (struct cgraph_node_set_element_def): New type.
21466 (cgraph_node_set_element): Ditto.
21467 (cgraph_node_set_iterator): New iterator type.
21468 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21469 cgraph_node_set_remove, dump_cgraph_node_set,
21470 debug_cgraph_node_set): New prototypes.
21471 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21472 cgraph_node_set_size): New inlines.
21473 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21474 including cgraph.h.
21475 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21476 argument to function 'write_summary'.
21477 * ipa.c: Include ggc.h.
21478 (hash_cgraph_node_set_element,
21479 eq_cgraph_node_set_element, cgraph_node_set_new,
21480 cgraph_node_set_add, cgraph_node_set_remove,
21481 cgraph_node_set_find, dump_cgraph_node_set,
21482 debug_cgraph_node_set): New functions.
21483 * Makefile.in (ipa.o): Add dependency on GGC_H.
21485 2009-04-20 Ira Rosen <irar@il.ibm.com>
21487 PR tree-optimization/39675
21488 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21489 check of the return code of vect_schedule_slp. Check that
21490 stmt_vec_info still exists for the statement, before checking its
21491 vectorization type.
21493 2009-04-20 Michael Matz <matz@suse.de>
21495 * Makefile.in (generated_files): Take out $(simple_generated_c).
21497 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21499 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21500 (UINTPTR_TYPE): Likewise.
21502 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21505 * c-typeck.c (digest_init): Check for initializing an array with a
21508 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21511 * c-semantics.c (pop_stmt_list): Propagate
21512 STATEMENT_LIST_HAS_LABEL to parent statement list.
21514 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21516 * config/mips/mips.h (mips_tune_attr): New macro.
21517 * config/mips/mips.md (cpu): Use it.
21519 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21522 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21525 2009-04-19 Diego Novillo <dnovillo@google.com>
21527 * toplev.c (compile_file): Move call to coverage_finish ...
21528 * cgraphunit.c (ipa_passes): ... here.
21529 Call cgraph_process_new_functions.
21530 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21531 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21533 2009-04-19 Jan Hubicka <jh@suse.cz>
21535 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21537 (dump_cgraph_node): Dump can throw external flag.
21538 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21540 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21544 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21545 * common.opt (Wlogical-op): Move from here...
21546 * c.opt (Wlogical-op): ... to here.
21547 * c-typeck.c (parser_build_binary_op): Update call to
21548 warn_logical_operator.
21549 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21551 * c-common.c (warn_logical_op): Update.
21552 * c-common.h (warn_logical_op): Update declaration.
21554 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21556 * tree.c (protected_set_expr_location): Fix formatting.
21558 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21561 * c-typeck.c (readonly_warning): new.
21562 (build_unary_op, build_modify_expr): Use readonly_warning for
21563 storing into something readonly but not const-qualified.
21565 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21568 * c-typeck.c (build_unary_op): Check for taking address of
21569 expression of type void.
21571 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21574 * c-typeck.c (build_function_call): Check for calling a function
21575 with qualified void return types. Call require_complete_type when
21578 2009-04-18 Jan Hubicka <jh@suse.cz>
21580 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21582 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21583 can_throw_external flag.
21584 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21585 * ipa-pure-const.c (ignore_edge): New function.
21586 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21587 only over can_throw_external edges.
21588 (local_pure_const): Add nothrow flag.
21589 * ipa-utils.c (searchc): Add ignore_edge callback.
21590 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21591 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21592 (set_nothrow_function_flags): Update cgraph.
21593 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21595 2009-04-18 Richard Guenther <rguenther@suse.de>
21597 PR middle-end/39804
21598 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21599 (fold_stmt): ... this and ...
21600 (fold_stmt_inplace): ... this.
21601 (fold_stmt_1): Fold references in calls and asms.
21602 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21604 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21606 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21607 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21609 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21611 * tree.c (function_args_count): Remove.
21612 * tree.h: Remove the prototype for function_args_count.
21614 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21616 * tree-iterator.c (expr_only): Remove.
21617 * tree.h: Remove the prototype for expr_only.
21619 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21621 * reginfo.c (cannot_change_mode_set_regs): Remove.
21622 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21624 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21626 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21627 whether operands 0 and 1 overlaps.
21629 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21631 PR middle-end/36902
21632 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21633 pointer. Use warning_at instead of warning.
21634 (search_for_addr_array): Likewise.
21635 (check_array_bounds): Likewise.
21636 (check_all_array_refs): Check that the incoming edge is not in the
21637 list of edges to be removed.
21638 (check_all_array_refs): Avoid the temporal pointer.
21639 (vrp_visit_cond_stmt): Fix typo.
21640 (simplify_switch_using_ranges): Handle the case where the switch
21641 index is an integer constant.
21643 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21645 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21647 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21649 * doc/extend.texi, doc/invoke.texi: Fix typos.
21651 2009-04-17 Cary Coutant <ccoutant@google.com>
21653 * tree-flow-inline.h (get_lineno): Fix inverted test.
21655 2009-04-17 Diego Novillo <dnovillo@google.com>
21657 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21658 assertion for AVAIL_OUT.
21660 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21663 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21664 * config/sh/linux-atomic.asm: Likewise.
21666 2009-04-17 Diego Novillo <dnovillo@google.com>
21668 * except.c (debug_eh_tree): New.
21669 (struct eh_region, struct eh_status): Move ...
21670 * except.h: ... here.
21671 (add_type_for_runtime): Declare extern.
21672 (lookup_type_for_runtime): Likewise.
21673 (debug_eh_tree): Declare.
21674 * Makefile.in (GTFILES): List except.h before except.c
21676 2009-04-17 Diego Novillo <dnovillo@google.com>
21678 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21679 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21680 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21681 (find_vars_r): ... here.
21682 * tree-flow.h (find_referenced_vars_in): Declare.
21683 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21684 that AVAIL_OUT exists for BLOCK.
21685 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21686 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21687 (tree-parloops.o): Likewise.
21689 2009-04-17 Simon Baldwin <simonb@google.com>
21691 * toplev.c (default_tree_printer): Add handling for %E format.
21693 2009-04-17 Diego Novillo <dnovillo@google.com>
21695 * tree-pretty-print.c (dump_generic_node): Add break after
21696 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21697 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21698 FUNCTION_TYPE together. Call print_struct_decl when printing
21699 structures and TDF_SLIM is not given.
21700 (print_struct_decl): Fix logic for detecting recursion.
21702 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21705 * gcc.c (create_at_file): New.
21706 (compile_input_file_p): New.
21707 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21708 * main.c (main): Update call to toplev_main.
21709 * toplev.c (toplev_main): Change signature. Call expandargv.
21710 * toplev.h (toplev_main): Change signature.
21712 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21714 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21715 if the latter is not constant.
21717 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21719 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21721 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21723 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21724 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21726 2009-04-17 Richard Guenther <rguenther@suse.de>
21728 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21729 Handle component references view-converting an invariant address.
21731 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21733 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21734 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21735 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21736 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21737 Use @deftypevr rather than @deftypevar.
21739 2009-04-17 Richard Guenther <rguenther@suse.de>
21741 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21742 (get_prop_source_stmt): Likewise.
21743 (can_propagate_from): Likewise.
21745 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21747 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21748 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21749 (--with-multilib-list): Add default value.
21750 * configure: Regenerate.
21751 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21752 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21753 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21754 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21755 Don't add default cpu to multilib list unnecessarily, but do enable
21756 the relevant compiler option..
21757 Add support for --with-multilib-list=<blank> and
21758 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21759 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21760 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21761 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21762 TM_MULTILIB_CONFIG.
21763 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21764 (MULTILIB_OSDIRNAMES): New variable.
21765 * config/sh/t-1e: Delete file.
21766 * config/sh/t-mlib-sh1: Delete file.
21767 * config/sh/t-mlib-sh2: Delete file.
21768 * config/sh/t-mlib-sh2a: Delete file.
21769 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21770 * config/sh/t-mlib-sh2a-single: Delete file.
21771 * config/sh/t-mlib-sh2a-single-only: Delete file.
21772 * config/sh/t-mlib-sh2e: Delete file.
21773 * config/sh/t-mlib-sh3e: Delete file.
21774 * config/sh/t-mlib-sh4: Delete file.
21775 * config/sh/t-mlib-sh4-nofpu: Delete file.
21776 * config/sh/t-mlib-sh4-single: Delete file.
21777 * config/sh/t-mlib-sh4-single-only: Delete file.
21778 * config/sh/t-mlib-sh4a: Delete file.
21779 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21780 * config/sh/t-mlib-sh4a-single: Delete file.
21781 * config/sh/t-mlib-sh4a-single-only: Delete file.
21782 * config/sh/t-mlib-sh4al: Delete file.
21783 * config/sh/t-mlib-sh5-32media: Delete file.
21784 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21785 * config/sh/t-mlib-sh5-64media: Delete file.
21786 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21787 * config/sh/t-mlib-sh5-compact: Delete file.
21788 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21789 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21790 * doc/install.texi (Options specification): Add
21791 --with-multilib-list and --with-endian.
21793 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21795 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21797 (OBJS-common): Add plugin-version.o.
21798 (plugin-version.o): New.
21799 * gcc-plugin.h (plugin_gcc_version): New.
21800 (plugin_default_version_check): New.
21801 (plugin_init_func, plugin_init): Add version argument.
21802 * plugin-version.c: New.
21803 * plugin.c (str_plugin_gcc_version_name): New.
21804 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21805 pass it to the init function.
21806 (plugin_default_version_check): New.
21808 2009-04-17 Richard Guenther <rguenther@suse.de>
21810 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21811 for decl-vs-decl disambiguation.
21813 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21815 * config/s390/s390.h (s390_tune_attr): New macro definition.
21816 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21818 2009-04-17 Richard Guenther <rguenther@suse.de>
21820 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21821 (fold_stmt_r): Likewise.
21822 (maybe_fold_reference): New function.
21823 (fold_gimple_assign): Handle cases fold_stmt_r did.
21824 (fold_stmt): Do not use fold_stmt_r.
21825 (fold_stmt_inplace): Likewise.
21827 2009-04-17 Richard Guenther <rguenther@suse.de>
21829 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21830 (record_equivalences_from_stmt): Remove useless checks and
21832 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21833 the type is already suitable.
21835 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21837 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21839 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21841 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21842 (CMPtype): Define as __gcc_CMPtype.
21844 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21846 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21847 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21849 2009-04-17 Richard Guenther <rguenther@suse.de>
21851 PR tree-optimization/39746
21852 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21853 special-casing for builtins and static variable use/def.
21854 (call_may_clobber_ref_p_1): Likewise.
21856 2009-04-16 Ian Lance Taylor <iant@google.com>
21858 * df.h: Include "timevar.h".
21859 (struct df_problem): Change tv_id field to timevar_id_t.
21860 * tree-pass.h: Include "timevar.h".
21861 (struct opt_pass): Change tv_id field to timevar_id_t.
21862 * timevar.h (timevar_id_t): Define TV_NONE.
21863 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21864 TV_NONE rather than tv_id != 0.
21865 (execute_one_pass): Likewise.
21866 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21867 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21868 dependencies to $(TREE_PASS_H).
21869 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21871 (pass_branch_target_load_optimize2): Likewise.
21872 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21873 (pass_outof_cfg_layout_mode): Likewise.
21874 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21875 (pass_rebuild_cgraph_edges): Likewise.
21876 (pass_remove_cgraph_callee_edges): Likewise.
21877 * df-core.c (pass_df_initialize_opt): Likewise.
21878 (pass_df_initialize_no_opt): Likewise.
21879 (pass_df_finish): Likewise.
21880 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21881 * except.c (pass_set_nothrow_function_flags): Likewise.
21882 (pass_convert_to_eh_region_ranges): Likewise.
21883 * final.c (pass_compute_alignments): Likewise.
21884 * function.c (pass_instantiate_virtual_regs): Likewise.
21885 (pass_init_function): Likewise.
21886 (pass_leaf_regs): Likewise.
21887 (pass_match_asm_constraints): Likewise.
21888 * gimple-low.c (pass_lower_cf): Likewise.
21889 (pass_mark_used_blocks): Likewise.
21890 * init-regs.c (pass_initialize_regs): Likewise.
21891 * integrate.c (pass_initial_value_sets): Likewise.
21892 * ira.c (pass_ira): Likewise.
21893 * jump.c (pass_cleanup_barriers): Likewise.
21894 * omp-low.c (pass_expand_omp): Likewise.
21895 (pass_lower_omp): Likewise.
21896 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21897 * recog.c (pass_split_all_insns): Likewise.
21898 (pass_split_after_reload): Likewise.
21899 (pass_split_before_regstack): Likewise.
21900 (pass_split_before_sched2): Likewise.
21901 (pass_split_for_shorten_branches): Likewise.
21902 * reginfo.c (pass_reginfo_init): Likewise.
21903 (pass_subregs_of_mode_init): Likewise.
21904 (pass_subregs_of_mode_finish): Likewise.
21905 * passes.c (pass_postreload): Likewise.
21906 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21907 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21908 (pass_warn_function_return): Likewise.
21909 (pass_warn_function_noreturn): Likewise.
21910 * tree-complex.c (pass_lower_complex): Likewise.
21911 (pass_lower_complex_O0): Likewise.
21912 * tree-if-conv.c (pass_if_conversion): Likewise.
21913 * tree-into-ssa.c (pass_build_ssa): Likewise.
21914 * tree-mudflap.c (pass_mudflap_1): Likewise.
21915 (pass_mudflap_2): Likewise.
21916 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21917 (pass_mudflap_2): Likewise.
21918 * tree-nrv.c (pass_return_slot): Likewise.
21919 * tree-object-size.c (pass_object_sizes): Likewise.
21920 * tree-optimize.c (pass_all_optimizations): Likewise.
21921 (pass_early_local_passes): Likewise.
21922 (pass_all_early_optimizations): Likewise.
21923 (pass_cleanup_cfg): Likewise.
21924 (pass_cleanup_cfg_post_optimizing): Likewise.
21925 (pass_free_datastructures): Likewise.
21926 (pass_free_cfg_annotations): Likewise.
21927 (pass_fixup_cfg): Likewise.
21928 (pass_init_datastructures): Likewise.
21929 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21930 (pass_late_warn_uninitialized): Likewise.
21931 (pass_update_address_taken): Likewise.
21932 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21933 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21934 (pass_cse_sincos): Likewise.
21935 (pass_convert_to_rsqrt): Likewise.
21936 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21937 * tree-stdarg.c (pass_stdarg): Likewise.
21938 * tree-tailcall.c (pass_tail_recursion): Likewise.
21939 (pass_tail_calls): Likewise.
21940 * tree-vect-generic.c (pass_lower_vector): Likewise.
21941 (pass_lower_vector_ssa): Likewise.
21942 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21944 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21946 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21948 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21950 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21951 logical and signext.
21953 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21956 * config/sh/predicates.md (arith_operand): Check if the operand
21957 of TRUNCATE is a REG.
21959 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21961 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21962 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21964 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21966 * tree-iterator.c (tsi_split_statement_list_after,
21967 tsi_split_statement_list_before): Remove.
21968 * tree-iterator.h: Remove the prototypes for
21969 tsi_split_statement_list_after and tsi_split_statement_list_before.
21971 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21973 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21974 * tree-ssa-propagate.h: Remove the prototype for
21975 stmt_makes_single_load.
21977 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21979 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21980 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21982 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21984 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21986 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21988 * except.c (eh_region_outer_p): Remove.
21989 * except.h: Remove the prototype for eh_region_outer_p.
21991 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21993 * function.c (current_function_assembler_name): Remove.
21994 * function.h: Remove the prototype for
21995 current_function_assembler_name.
21997 2009-04-16 Ian Lance Taylor <iant@google.com>
21999 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22000 (add_reg_note): Call alloc_reg_note.
22001 * rtl.h (alloc_reg_note): Declare.
22002 * combine.c (try_combine): Use alloc_reg_note.
22003 (recog_for_combine, move_deaths): Likewise.
22004 (distribute_notes): Use alloc_reg_note and add_reg_note.
22005 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22006 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22007 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22009 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22011 PR rtl-optimization/39762
22012 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22013 ira_may_move_out_cost): Add comments about way of their usage.
22014 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22016 * ira-conflicts.c (process_regs_for_copy): Use function
22017 ira_get_register_move_cost instead of global
22018 ira_register_move_cost.
22020 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22021 color_pass, move_spill_restore, update_curr_costs): Ditto.
22023 * ira-lives.c (process_single_reg_class_operands): Ditto.
22025 * ira-emit.c (emit_move_list): Ditto.
22027 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22028 (record_reg_classes): Ditto. Use functions
22029 ira_get_register_move_cost and ira_get_may_move_cost instead of
22030 global vars ira_register_move_cost, ira_may_move_out_cost and
22031 ira_may_move_in_cost.
22032 (record_address_regs): Don't call ira_init_register_move_cost.
22033 Use function ira_get_may_move_cost instead of global
22034 ira_may_move_in_cost.
22035 (process_bb_node_for_hard_reg_moves): Use function
22036 ira_get_register_move_cost instead of global ira_register_move_cost.
22037 (ira_costs): Don't call ira_init_register_move_cost.
22039 2009-04-16 Richard Guenther <rguenther@suse.de>
22041 * tree-cfg.c (verify_gimple_assign_binary):
22042 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22043 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22044 (create_general_new_stmt): Note that this function is broken.
22046 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22048 * common.opt (fhelp): Add Var(help_flag).
22049 * gcc-plugin.h (plugin_info): Add help.
22050 * plugin.c (plugin_name_args): Add help.
22051 (register_plugin_info): Set plugin->help.
22052 (print_help_one_plugin): New.
22053 (print_plugins_help): New.
22054 * plugin.h (print_plugins_help): New.
22055 * toplev.c (toplev_main): Call print_plugins_help if needed.
22057 2009-04-16 Richard Guenther <rguenther@suse.de>
22059 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22060 (gimple_ior_addresses_taken_1): New function.
22061 (gimple_ior_addresses_taken): Likewise.
22062 * gimple.h (struct gimple_statement_with_ops_base): Remove
22063 addresses_taken member.
22064 (gimple_ior_addresses_taken): Declare.
22065 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22066 gimple_set_addresses_taken): Remove.
22067 * ipa-reference.c (mark_address): New function.
22068 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22069 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22070 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22071 (gimple_add_to_addresses_taken): Remove.
22072 (get_tmr_operands): Call mark_address_taken.
22073 (get_asm_expr_operands): Likewise.
22074 (get_expr_operands): Likewise.
22075 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22076 (free_stmt_operands): Do not free it.
22077 * tree-ssa.c (delete_tree_ssa): Likewise.
22078 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22080 2009-04-16 Richard Guenther <rguenther@suse.de>
22082 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22083 (walk_stmt_load_store_ops): Likewise.
22084 * gimple.c (get_base_loadstore): New function.
22085 (walk_stmt_load_store_addr_ops): Likewise.
22086 (walk_stmt_load_store_ops): Likewise.
22087 * ipa-pure-const.c (check_op): Simplify.
22088 (check_load, check_store): New functions.
22089 (check_stmt): Use walk_stmt_load_store_ops.
22090 * ipa-reference.c (mark_load): Adjust signature.
22091 (mark_store): Likewise.
22092 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22094 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22096 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22097 (plugin_info): New.
22098 * opts.c (common_handle_option): Don't call print_version.
22099 * plugin.c (plugin_name_args): Add version.
22100 (register_plugin_info): New.
22101 (register_callback): Handle PLUGIN_INFO.
22102 (try_init_one_plugin): New.
22103 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22105 (finalize_one_plugin): New.
22106 (finalize_plugins): New.
22107 (print_one_plugin): New.
22108 (print_plugins_versions): New.
22109 * plugin.h (print_plugins_versions): New.
22110 (finalize_plugins): New.
22111 * toplev.c (compile_file): Don't call initialize_plugins.
22112 (print_version): Call print_plugins_versions.
22113 (toplev_main): Call initialize_plugins. Print version if needed.
22114 Call finalize_plugins.
22116 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22118 * common.opt (fversion): New.
22119 * gcc.c (print_version): New.
22120 (process_command): Don't print the version. Just set print_version.
22121 (main): Print version. Call subprocesses if print_version and
22122 verbose_flag are set.
22123 * opts.c (common_handle_option): Handle OPT_fversion.
22125 2009-04-16 Richard Guenther <rguenther@suse.de>
22126 Ira Rosen <irar@il.ibm.com>
22128 PR tree-optimization/39698
22129 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22130 type of the reduction variable. Only generate the def if
22133 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22134 make sure to first convert to an integer of the same precision.
22135 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22136 the type of the evolution correctly in computing the new
22137 induction variable base.
22139 2009-04-16 Richard Guenther <rguenther@suse.de>
22141 PR middle-end/39625
22142 * tree-cfg.c (make_blocks): Split statements with to-be
22143 abnormal SSA names on the lhs.
22145 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22147 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22148 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22149 * c-typeck.c (really_start_incremental_init): Likewise.
22150 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22151 (TARGET_INITIALIZER): Remove it.
22152 * target.h (struct target): Remove vector_opaque_p.
22153 * tree.c (build_opaque_vector_type): New.
22154 * tree.h (TYPE_VECTOR_OPAQUE): New.
22155 (build_opaque_vector_type): Declare.
22156 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22157 * config/rs6000/rs6000.c (build_opaque_vector_type,
22158 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22159 (rs6000_init_builtins): Use build_opaque_vector_type for
22160 opaque_V4SI_type_node.
22162 2009-04-15 Catherine Moore <clm@codesourcery.com>
22164 * debug.h (set_name): Declare.
22165 * dwarf2out.c (dwarf2out_set_name): Declare.
22166 (dwarf2_debug_hooks): Add set_name.
22167 (find_AT_string): New.
22168 (add_AT_string): Call find_AT_string.
22169 (dwarf2out_set_name): New.
22170 * cp/decl.c (grokdeclarator): Call set_name.
22171 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22172 * debug.c (do_nothing_debug_hooks): Likewise.
22173 * dbxout.c (dbx_debug_hooks): Likewise.
22174 * sdbout.c (sdb_debug_hooks): Likewise.
22176 2009-04-15 Michael Eager <eager@eagercon.com>
22178 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22179 reg for single-precision FPU.
22180 * config/rs6000/rs6000.md (movsi_internal1): Only for
22181 !TARGET_SINGLE_FPU.
22182 (movsi_internal1_single): New. Add pattern to move SI values to/from
22183 single-precision FP regs.
22185 2009-04-15 Richard Guenther <rguenther@suse.de>
22187 * omp-low.c (lower_rec_input_clauses): Build correct address
22189 (expand_omp_for_generic): Fix multiplication type.
22190 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22191 (generate_memset_zero): Fix types.
22192 * tree-profile.c (prepare_instrumented_value): Correctly
22195 2009-04-15 Ian Lance Taylor <iant@google.com>
22197 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22198 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22199 for -Wall and for -Wc++-compat.
22200 (c_common_post_options): For C++, set warn_enum_compare if not
22202 * c-tree.h (struct c_expr): Add field original_type.
22203 (build_external_ref): Update declaration.
22204 * c-parser.c (c_parser_braced_init): Set original_type.
22205 (c_parser_initelt): Likewise.
22206 (c_parser_expr_no_commas): Likewise.
22207 (c_parser_conditional_expression): Likewise.
22208 (c_parser_cast_expression): Likewise.
22209 (c_parser_unary_expression): Likewise. Pull setting of
22210 original_code to top of function.
22211 (c_parser_sizeof_expression): Set original_type.
22212 (c_parser_alignof_expression): Likewise.
22213 (c_parser_postfix_expression): Likewise. Pull setting of
22214 original_code to top of function.
22215 (c_parser_postfix_expression_after_paren_type): Set original_type.
22216 (c_parser_postfix_expression_after_primary): Likewise.
22217 (c_parser_expression): Likewise.
22218 * c-typeck.c (build_external_ref): Add type parameter. Change all
22220 (c_expr_sizeof_expr): Set original_type field.
22221 (parser_build_unary_op): Likewise.
22222 (parser_build_binary_op): Likewise. Optionally warn about
22223 comparisons of enums of different types.
22224 (digest_init): Set original_type field.
22225 (really_start_incremental_init): Likewise.
22226 (push_init_level, pop_init_level): Likewise.
22227 * doc/invoke.texi (Warning Options): -Wenum-compare now
22230 2009-04-15 Richard Guenther <rguenther@suse.de>
22232 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22233 out a necessary conversion.
22234 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22235 names we didn't value number.
22236 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22238 2009-04-15 Richard Guenther <rguenther@suse.de>
22240 PR tree-optimization/39764
22241 * tree-ssa-ccp.c (get_value): Canonicalize value with
22242 canonicalize_float_value.
22244 2009-04-15 Jan Hubicka <jh@suse.cz>
22246 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22247 Wrong version of patch.
22249 2009-04-15 Jan Hubicka <jh@suse.cz>
22251 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22253 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22255 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22256 our distinct integral and vector types.
22258 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22260 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22261 * init.c (build_vtbl_address): Remove call to assemble_external.
22263 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22265 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22266 output for other floating point modes.
22268 2009-04-14 Diego Novillo <dnovillo@google.com>
22270 * diagnostic.c (diagnostic_report_diagnostic): Do not
22271 warn about loaded plugins for DK_ERROR and DK_WARNING.
22272 * c-decl.c (declspecs_add_type): Move call to
22273 invoke_plugin_callbacks ...
22274 * c-parser.c (c_parser_declspecs): ... here.
22275 * plugin.c (dump_active_plugins): Tidy output.
22277 2009-04-14 Diego Novillo <dnovillo@google.com>
22278 Le-Chun Wu <lcwu@google.com>
22280 * configure.ac: Add --enable-plugin support.
22281 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22282 * Makefile.in (PLUGIN_H): Define.
22283 Export ENABLE_PLUGIN and GMPINC to site.exp.
22284 Add PLUGINLIBS to link command.
22285 Add/modify dependencies for plugin.o and files including plugin.h.
22287 * config.in: Regenerate.
22289 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22292 2009-04-14 Le-Chun Wu <lcwu@google.com>
22294 * tree-pass.h (register_one_dump_file): Add a prototype for
22295 register_one_dump_file.
22296 * toplev.c (compile_file): Call initialize_plugins.
22297 (do_compile): Call invoke_plugin_callbacks.
22298 (toplev_main): Call invoke_plugin_callbacks.
22299 * common.opt: Add -fplugin= and -fplugin-arg-.
22300 * gcc-plugin.h: New public header file for plugins to include.
22301 * plugin.c: New source file.
22302 * plugin.h: New internal header file.
22303 * passes.c (register_one_dump_file): Make it external.
22305 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22307 2009-04-14 Diego Novillo <dnovillo@google.com>
22309 * doc/plugins.texi: New.
22310 * doc/gccint.texi: Add reference to Plugins chapter.
22311 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22312 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22313 loaded plugins, if any.
22314 * timevar.def (TV_PLUGIN_INIT): Define.
22315 (TV_PLUGIN_RUN): Define.
22316 * plugin.c: Include timevar.h
22317 (plugins_active_p): New.
22318 (dump_active_plugins): New.
22319 (debug_active_plugins): New.
22321 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22323 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22325 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22327 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22329 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22330 the same as a minus without a shift.
22332 2009-04-14 Nick Clifton <nickc@redhat.com>
22334 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22335 comparisons with small integers will always produce a short
22338 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22341 2008-12-19 Diego Novillo <dnovillo@google.com>
22343 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22345 2009-04-14 Richard Guenther <rguenther@suse.de>
22347 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22349 (verify_gimple_assign_binary): Likewise. Handle shifts and
22351 (verify_gimple_phi): Print the mismatched argument position.
22352 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22354 (vect_update_init_of_dr): Likewise.
22355 * matrix-reorg.c (transform_access_sites): Do what the
22357 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22359 2009-04-13 Michael Eager <eager@eagercon.com>
22361 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22362 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22363 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22364 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22365 remove duplicate config
22367 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22369 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22370 file_name:line_number type locator of the call site.
22372 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22374 * genautomata.c: Put blank after comma.
22375 (automaton_decls): New.
22376 (struct unit_usage): Add comments to member next.
22377 (store_alt_unit_usage): Keep the list ordered.
22378 (unit_present_on_list_p, equal_alternatives_p): New.
22379 (check_regexp_units_distribution): Check units distribution
22380 correctness correctly.
22381 (main): Don't write automata if error is found. Return correct
22384 * config/m68k/cf.md (cfv4_ds): Remove.
22385 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22386 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22388 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22389 power4-load-ext, power4-store, power4-store-update,
22390 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22391 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22392 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22393 power4-sqrt, power4-isync): Modify reservation to make correct
22394 unit distribution to automata.
22396 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22397 power5-store-update, power5-two, power5-three, power5-lmul,
22398 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22400 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22402 * except.c (pass_set_nothrow_function_flags): Set name and add
22404 (set_nothrow_function_flags): Mention in the dump file when
22405 changing a function to nothrow.
22407 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22410 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22411 instead of unsigned long.
22413 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22415 * config/arm/arm.c (return_used_this_function): Remove.
22416 (arm_output_function_prologue): Remove use of
22417 return_used_this_function.
22418 (output_return_instruction): Replace use of
22419 return_used_this_function
22420 by cfun->machine->return_used_this_function.
22421 (arm_output_epilogue): Likewise.
22422 (arm_output_function_epilogue): Likewise.
22423 (thumb_unexpanded_epilogue): Likewise.
22424 * config/arm/arm.h (struct machine_function):
22425 New member return_used_this_function.
22427 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22429 * doc/install.texi: Correct description of default directory for
22430 --with-gxx-include-dir.
22432 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22434 * fold-const.c (build_range_check): Properly deal with enumeral and
22435 boolean base types.
22437 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22439 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22440 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22441 * params.h (MAX_GCSE_PASSES): Remove.
22442 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22443 in sequence. Remove ability to run multiple passes.
22444 (bypass_jumps): Report run as third CPROP pass.
22446 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22448 PR middle-end/39651
22449 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22450 when deciding whether the whole SEQUENCE can throw.
22452 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22455 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22456 offseted label references.
22458 2009-04-11 Jan Hubicka <jh@suse.cz>
22460 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22462 2009-04-11 Richard Guenther <rguenther@suse.de>
22464 PR middle-end/39732
22465 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22466 return variables as TREE_ADDRESSABLE.
22468 2009-04-11 Richard Guenther <rguenther@suse.de>
22470 PR tree-optimization/39713
22471 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22472 reference trees have SSA_NAME operands.
22474 2009-04-11 Richard Guenther <rguenther@suse.de>
22477 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22478 address expressions.
22480 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22482 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22483 match changes in Cygwin 1.7
22484 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22485 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22487 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22489 PR tree-optimization/39701
22490 * doc/invoke.texi (Optimization Options): Document change in
22491 meaning and initialization of -fdelete-null-pointer-checks.
22493 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22495 PR middle-end/39701
22496 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22498 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22501 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22503 2009-04-10 Chao-ying Fu <fu@mips.com>
22505 * doc/tm.texi (Instruction Output): Document
22506 TARGET_ASM_FINAL_POSTSCAN_INSN.
22507 * target.h (final_postscan_insn): New field in asm_out.
22508 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22509 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22510 * final.c (final_scan_insn): Call
22511 targetm.asm_out.final_postscan_insn after outputting
22512 an asm macro and a normal instruction.
22514 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22515 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22516 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22517 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22518 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22520 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22522 PR middle-end/39701
22523 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22524 variables as non-NULL even with -fdelete-null-pointer-checks.
22526 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22528 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22530 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22533 * config/i386/i386.c (classify_argument): Handle SCmode with
22534 (bit_offset % 64) != 0.
22536 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22538 * doc/invoke.texi (Optimize Options): Add cross-reference to
22539 -Q --help=optimizers examples.
22541 2009-04-10 Ben Elliston <bje@au.ibm.com>
22544 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22545 regalign for the reg == fpr and TDmode case.
22547 2009-04-09 David Ayers <ayers@fsfe.org>
22550 * objc/objc-act.c (warn_with_method): Remove helper function.
22551 (check_duplicates): Call warning and inform directly.
22552 (really_start_method): Likewise.
22554 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22556 * expmed.c (expand_divmod): Always use a comparison for a division
22557 by a large unsigned integer.
22559 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22560 for things others than variables or functions as nonzero.
22562 2009-04-09 Nick Clifton <nickc@redhat.com>
22564 * unwind-compat.c: Change copyright header to refer to version
22565 3 of the GNU General Public License with version 3.1 of the
22566 GCC Runtime Library Exception and to point readers at the
22567 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22568 * config/alpha/crtfastmath.c: Likewise.
22569 * config/alpha/linux-unwind.h: Likewise.
22570 * config/alpha/qrnnd.asm: Likewise.
22571 * config/alpha/vms-crt0-64.c: Likewise.
22572 * config/alpha/vms-crt0.c: Likewise.
22573 * config/alpha/vms-dwarf2.asm: Likewise.
22574 * config/alpha/vms-dwarf2eh.asm: Likewise.
22575 * config/alpha/vms-psxcrt0-64.c: Likewise.
22576 * config/alpha/vms-psxcrt0.c: Likewise.
22577 * config/alpha/vms_tramp.asm: Likewise.
22578 * config/arc/initfini.c: Likewise.
22579 * config/arc/lib1funcs.asm: Likewise.
22580 * config/arm/bpabi-v6m.S: Likewise.
22581 * config/arm/bpabi.S: Likewise.
22582 * config/arm/bpabi.c: Likewise.
22583 * config/arm/crti.asm: Likewise.
22584 * config/arm/crtn.asm: Likewise.
22585 * config/arm/ieee754-df.S: Likewise.
22586 * config/arm/ieee754-sf.S: Likewise.
22587 * config/arm/lib1funcs.asm: Likewise.
22588 * config/arm/libunwind.S: Likewise.
22589 * config/arm/linux-atomic.c: Likewise.
22590 * config/arm/mmintrin.h: Likewise.
22591 * config/arm/pr-support.c: Likewise.
22592 * config/arm/unaligned-funcs.c: Likewise.
22593 * config/arm/unwind-arm.c: Likewise.
22594 * config/arm/unwind-arm.h: Likewise.
22595 * config/avr/libgcc.S: Likewise.
22596 * config/bfin/crti.s: Likewise.
22597 * config/bfin/crtlibid.s: Likewise.
22598 * config/bfin/crtn.s: Likewise.
22599 * config/bfin/lib1funcs.asm: Likewise.
22600 * config/bfin/linux-unwind.h: Likewise.
22601 * config/cris/arit.c: Likewise.
22602 * config/cris/cris_abi_symbol.c: Likewise.
22603 * config/darwin-64.c: Likewise.
22604 * config/darwin-crt2.c: Likewise.
22605 * config/darwin-crt3.c: Likewise.
22606 * config/darwin.h: Likewise.
22607 * config/dbxelf.h: Likewise.
22608 * config/dfp-bit.c: Likewise.
22609 * config/dfp-bit.h: Likewise.
22610 * config/elfos.h: Likewise.
22611 * config/fixed-bit.c: Likewise.
22612 * config/fixed-bit.h: Likewise.
22613 * config/fp-bit.c: Likewise.
22614 * config/fp-bit.h: Likewise.
22615 * config/fr30/crti.asm: Likewise.
22616 * config/fr30/crtn.asm: Likewise.
22617 * config/fr30/lib1funcs.asm: Likewise.
22618 * config/freebsd-spec.h: Likewise.
22619 * config/frv/cmovd.c: Likewise.
22620 * config/frv/cmovh.c: Likewise.
22621 * config/frv/cmovw.c: Likewise.
22622 * config/frv/frvbegin.c: Likewise.
22623 * config/frv/frvend.c: Likewise.
22624 * config/frv/lib1funcs.asm: Likewise.
22625 * config/glibc-stdint.h: Likewise.
22626 * config/h8300/clzhi2.c: Likewise.
22627 * config/h8300/crti.asm: Likewise.
22628 * config/h8300/crtn.asm: Likewise.
22629 * config/h8300/ctzhi2.c: Likewise.
22630 * config/h8300/fixunssfsi.c: Likewise.
22631 * config/h8300/lib1funcs.asm: Likewise.
22632 * config/h8300/parityhi2.c: Likewise.
22633 * config/h8300/popcounthi2.c: Likewise.
22634 * config/i386/ammintrin.h: Likewise.
22635 * config/i386/att.h: Likewise.
22636 * config/i386/avxintrin.h: Likewise.
22637 * config/i386/biarch64.h: Likewise.
22638 * config/i386/bmmintrin.h: Likewise.
22639 * config/i386/cpuid.h: Likewise.
22640 * config/i386/cross-stdarg.h: Likewise.
22641 * config/i386/crtfastmath.c: Likewise.
22642 * config/i386/crtprec.c: Likewise.
22643 * config/i386/cygming-crtbegin.c: Likewise.
22644 * config/i386/cygming-crtend.c: Likewise.
22645 * config/i386/cygwin.asm: Likewise.
22646 * config/i386/emmintrin.h: Likewise.
22647 * config/i386/gmm_malloc.h: Likewise.
22648 * config/i386/gthr-win32.c: Likewise.
22649 * config/i386/i386.h: Likewise.
22650 * config/i386/immintrin.h: Likewise.
22651 * config/i386/linux-unwind.h: Likewise.
22652 * config/i386/linux64.h: Likewise.
22653 * config/i386/mm3dnow.h: Likewise.
22654 * config/i386/mmintrin-common.h: Likewise.
22655 * config/i386/mmintrin.h: Likewise.
22656 * config/i386/nmmintrin.h: Likewise.
22657 * config/i386/pmm_malloc.h: Likewise.
22658 * config/i386/pmmintrin.h: Likewise.
22659 * config/i386/smmintrin.h: Likewise.
22660 * config/i386/sol2-c1.asm: Likewise.
22661 * config/i386/sol2-ci.asm: Likewise.
22662 * config/i386/sol2-cn.asm: Likewise.
22663 * config/i386/sol2-gc1.asm: Likewise.
22664 * config/i386/tmmintrin.h: Likewise.
22665 * config/i386/unix.h: Likewise.
22666 * config/i386/w32-unwind.h: Likewise.
22667 * config/i386/wmmintrin.h: Likewise.
22668 * config/i386/x86-64.h: Likewise.
22669 * config/i386/x86intrin.h: Likewise.
22670 * config/i386/xmmintrin.h: Likewise.
22671 * config/ia64/crtbegin.asm: Likewise.
22672 * config/ia64/crtend.asm: Likewise.
22673 * config/ia64/crtfastmath.c: Likewise.
22674 * config/ia64/crti.asm: Likewise.
22675 * config/ia64/crtn.asm: Likewise.
22676 * config/ia64/fde-glibc.c: Likewise.
22677 * config/ia64/lib1funcs.asm: Likewise.
22678 * config/ia64/linux-unwind.h: Likewise.
22679 * config/ia64/quadlib.c: Likewise.
22680 * config/ia64/unwind-ia64.c: Likewise.
22681 * config/linux.h: Likewise.
22682 * config/m32c/m32c-lib1.S: Likewise.
22683 * config/m32c/m32c-lib2-trapv.c: Likewise.
22684 * config/m32c/m32c-lib2.c: Likewise.
22685 * config/m32r/initfini.c: Likewise.
22686 * config/m68hc11/larith.asm: Likewise.
22687 * config/m68hc11/m68hc11-crt0.S: Likewise.
22688 * config/m68k/cf.md: Likewise.
22689 * config/m68k/crti.s: Likewise.
22690 * config/m68k/crtn.s: Likewise.
22691 * config/m68k/lb1sf68.asm: Likewise.
22692 * config/m68k/linux-unwind.h: Likewise.
22693 * config/mcore/crti.asm: Likewise.
22694 * config/mcore/crtn.asm: Likewise.
22695 * config/mcore/lib1.asm: Likewise.
22696 * config/mips/linux-unwind.h: Likewise.
22697 * config/mips/loongson.h: Likewise.
22698 * config/mips/mips16.S: Likewise.
22699 * config/mmix/crti.asm: Likewise.
22700 * config/mmix/crtn.asm: Likewise.
22701 * config/pa/fptr.c: Likewise.
22702 * config/pa/hpux-unwind.h: Likewise.
22703 * config/pa/lib2funcs.asm: Likewise.
22704 * config/pa/linux-atomic.c: Likewise.
22705 * config/pa/linux-unwind.h: Likewise.
22706 * config/pa/milli64.S: Likewise.
22707 * config/pa/quadlib.c: Likewise.
22708 * config/pa/stublib.c: Likewise.
22709 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22710 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22711 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22712 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22713 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22714 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22715 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22716 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22717 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22718 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22719 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22720 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22721 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22722 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22723 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22724 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22725 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22726 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22727 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22728 * config/rs6000/750cl.h: Likewise.
22729 * config/rs6000/altivec.h: Likewise.
22730 * config/rs6000/biarch64.h: Likewise.
22731 * config/rs6000/crtresfpr.asm: Likewise.
22732 * config/rs6000/crtresgpr.asm: Likewise.
22733 * config/rs6000/crtresxfpr.asm: Likewise.
22734 * config/rs6000/crtresxgpr.asm: Likewise.
22735 * config/rs6000/crtsavfpr.asm: Likewise.
22736 * config/rs6000/crtsavgpr.asm: Likewise.
22737 * config/rs6000/darwin-asm.h: Likewise.
22738 * config/rs6000/darwin-fallback.c: Likewise.
22739 * config/rs6000/darwin-fpsave.asm: Likewise.
22740 * config/rs6000/darwin-ldouble.c: Likewise.
22741 * config/rs6000/darwin-tramp.asm: Likewise.
22742 * config/rs6000/darwin-unwind.h: Likewise.
22743 * config/rs6000/darwin-vecsave.asm: Likewise.
22744 * config/rs6000/darwin-world.asm: Likewise.
22745 * config/rs6000/e500crtres32gpr.asm: Likewise.
22746 * config/rs6000/e500crtres64gpr.asm: Likewise.
22747 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22748 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22749 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22750 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22751 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22752 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22753 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22754 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22755 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22756 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22757 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22758 * config/rs6000/eabi-ci.asm: Likewise.
22759 * config/rs6000/eabi-cn.asm: Likewise.
22760 * config/rs6000/eabi.asm: Likewise.
22761 * config/rs6000/linux-unwind.h: Likewise.
22762 * config/rs6000/linux64.h: Likewise.
22763 * config/rs6000/paired.h: Likewise.
22764 * config/rs6000/paired.md: Likewise.
22765 * config/rs6000/ppc64-fp.c: Likewise.
22766 * config/rs6000/ppu_intrinsics.h: Likewise.
22767 * config/rs6000/rs6000.h: Likewise.
22768 * config/rs6000/si2vmx.h: Likewise.
22769 * config/rs6000/sol-ci.asm: Likewise.
22770 * config/rs6000/sol-cn.asm: Likewise.
22771 * config/rs6000/spe.h: Likewise.
22772 * config/rs6000/spu2vmx.h: Likewise.
22773 * config/rs6000/sysv4.h: Likewise.
22774 * config/rs6000/tramp.asm: Likewise.
22775 * config/rs6000/vec_types.h: Likewise.
22776 * config/s390/linux-unwind.h: Likewise.
22777 * config/s390/tpf-unwind.h: Likewise.
22778 * config/score/crti.asm: Likewise.
22779 * config/score/crtn.asm: Likewise.
22780 * config/sh/crt1.asm: Likewise.
22781 * config/sh/crti.asm: Likewise.
22782 * config/sh/crtn.asm: Likewise.
22783 * config/sh/divtab-sh4-300.c: Likewise.
22784 * config/sh/divtab-sh4.c: Likewise.
22785 * config/sh/divtab.c: Likewise.
22786 * config/sh/lib1funcs-4-300.asm: Likewise.
22787 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22788 * config/sh/lib1funcs.asm: Likewise.
22789 * config/sh/lib1funcs.h: Likewise.
22790 * config/sh/linux-atomic.asm: Likewise.
22791 * config/sh/linux-unwind.h: Likewise.
22792 * config/sh/shmedia.h: Likewise.
22793 * config/sh/sshmedia.h: Likewise.
22794 * config/sh/ushmedia.h: Likewise.
22795 * config/sparc/crtfastmath.c: Likewise.
22796 * config/sparc/linux-unwind.h: Likewise.
22797 * config/sparc/sol2-c1.asm: Likewise.
22798 * config/sparc/sol2-ci.asm: Likewise.
22799 * config/sparc/sol2-cn.asm: Likewise.
22800 * config/spu/divmodti4.c: Likewise.
22801 * config/spu/divv2df3.c: Likewise.
22802 * config/spu/float_disf.c: Likewise.
22803 * config/spu/float_unsdidf.c: Likewise.
22804 * config/spu/float_unsdisf.c: Likewise.
22805 * config/spu/float_unssidf.c: Likewise.
22806 * config/spu/mfc_multi_tag_release.c: Likewise.
22807 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22808 * config/spu/mfc_tag_release.c: Likewise.
22809 * config/spu/mfc_tag_reserve.c: Likewise.
22810 * config/spu/mfc_tag_table.c: Likewise.
22811 * config/spu/multi3.c: Likewise.
22812 * config/spu/spu_internals.h: Likewise.
22813 * config/spu/spu_intrinsics.h: Likewise.
22814 * config/spu/spu_mfcio.h: Likewise.
22815 * config/spu/vec_types.h: Likewise.
22816 * config/spu/vmx2spu.h: Likewise.
22817 * config/stormy16/stormy16-lib2.c: Likewise.
22818 * config/svr4.h: Likewise.
22819 * config/sync.c: Likewise.
22820 * config/v850/lib1funcs.asm: Likewise.
22821 * config/vxlib-tls.c: Likewise.
22822 * config/vxlib.c: Likewise.
22823 * config/vxworks-dummy.h: Likewise.
22824 * config/xtensa/crti.asm: Likewise.
22825 * config/xtensa/crtn.asm: Likewise.
22826 * config/xtensa/ieee754-df.S: Likewise.
22827 * config/xtensa/ieee754-sf.S: Likewise.
22828 * config/xtensa/lib1funcs.asm: Likewise.
22829 * config/xtensa/lib2funcs.S: Likewise.
22830 * config/xtensa/linux-unwind.h: Likewise.
22831 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22832 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22833 * coretypes.h: Likewise.
22834 * crtstuff.c: Likewise.
22835 * defaults.h: Likewise.
22836 * dwarf2.h: Likewise.
22837 * emutls.c: Likewise.
22838 * gbl-ctors.h: Likewise.
22839 * gcov-io.h: Likewise.
22840 * ginclude/float.h: Likewise.
22841 * ginclude/iso646.h: Likewise.
22842 * ginclude/stdarg.h: Likewise.
22843 * ginclude/stdbool.h: Likewise.
22844 * ginclude/stddef.h: Likewise.
22845 * ginclude/stdfix.h: Likewise.
22846 * ginclude/stdint-gcc.h: Likewise.
22847 * ginclude/tgmath.h: Likewise.
22848 * gthr-aix.h: Likewise.
22849 * gthr-dce.h: Likewise.
22850 * gthr-gnat.c: Likewise.
22851 * gthr-gnat.h: Likewise.
22852 * gthr-lynx.h: Likewise.
22853 * gthr-mipssde.h: Likewise.
22854 * gthr-nks.h: Likewise.
22855 * gthr-posix.c: Likewise.
22856 * gthr-posix.h: Likewise.
22857 * gthr-posix95.h: Likewise.
22858 * gthr-rtems.h: Likewise.
22859 * gthr-single.h: Likewise.
22860 * gthr-solaris.h: Likewise.
22861 * gthr-tpf.h: Likewise.
22862 * gthr-vxworks.h: Likewise.
22863 * gthr-win32.h: Likewise.
22864 * gthr.h: Likewise.
22865 * libgcc2.c: Likewise.
22866 * libgcc2.h: Likewise.
22867 * libgcov.c: Likewise.
22868 * tsystem.h: Likewise.
22869 * typeclass.h: Likewise.
22870 * unwind-c.c: Likewise.
22871 * unwind-compat.h: Likewise.
22872 * unwind-dw2-fde-compat.c: Likewise.
22873 * unwind-dw2-fde-darwin.c: Likewise.
22874 * unwind-dw2-fde-glibc.c: Likewise.
22875 * unwind-dw2-fde.c: Likewise.
22876 * unwind-dw2-fde.h: Likewise.
22877 * unwind-dw2.c: Likewise.
22878 * unwind-dw2.h: Likewise.
22879 * unwind-generic.h: Likewise.
22880 * unwind-pe.h: Likewise.
22881 * unwind-sjlj.c: Likewise.
22882 * unwind.inc: Likewise.
22883 * config/arm/neon-gen.ml: Change generated copyright header to
22884 refer to version 3 of the GNU General Public License with
22885 version 3.1 of the GCC Runtime Library Exception and to point
22886 readers at the COPYING3 and COPYING3.RUNTIME files and the
22887 FSF's license web page.
22888 * config/arm/arm_neon.h: Regenerate.
22890 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22892 * config/cris/cris.md: Change copyright header to refer to version
22893 3 of the GNU General Public License.
22894 * doc/install.texi2html: Change copyright header to refer to version
22895 3 of the GNU General Public License and to point readers at the
22896 COPYING3 file and the FSF's license web page.
22897 * config/vax/linux.h: Likewise.
22899 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22901 * config/i386/i386.md (cmpcc): New.
22902 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22903 (sync_compare_and_swap_cc*): Delete.
22905 * config/s390/s390.c (s390_compare_emitted): Remove.
22906 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22907 s390_compare_emitted used to be handled. Assert that modes match.
22908 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22909 refer to sync_compare_and_swap_ccsi.
22910 * config/s390/s390.h (s390_compare_emitted): Remove.
22911 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22912 instead of s390_compare_emitted.
22913 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22914 instead of s390_compare_emitted.
22915 * config/s390/s390.md (cmpcc): New.
22916 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22917 CC_REGNUM, do not pretend it's set.
22918 (sync_compare_and_swap_cc*): Delete.
22919 * config/s390/predicates.md (cc_reg_operand): New.
22921 * expr.c (sync_compare_and_swap_cc): Delete.
22922 * optabs.h (sync_compare_and_swap_cc): Delete.
22923 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22924 is being used with can_compare_p.
22925 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22926 (find_cc_set): New.
22927 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22928 look for a MODE_CC set instead. Use emit_store_flag.
22929 (expand_compare_and_swap_loop): Likewise, with some additional
22930 complication to avoid a force_reg when useless. Use
22931 emit_cmp_and_jump_insns.
22932 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22933 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22934 sync_compare_and_swap documentation.
22936 2009-04-09 Jan Hubicka <jh@suse.cz>
22938 * except.c (find_prev_try): Break out from ....
22939 (duplicate_eh_regions): ... here; properly update prev_try pointers
22940 when duplication part of tree.
22941 (dump_eh_tree): Improve dumping.
22942 (verify_eh_region): New.
22943 (verify_eh_tree): Use it.
22945 2009-04-06 Richard Guenther <rguenther@suse.de>
22947 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22948 &ARRAY addresses by adjusting their types and prepending
22950 * tree-cfg.c (verify_gimple_assign_single): Verify that
22951 addresses are correct.
22953 2009-04-09 Richard Guenther <rguenther@suse.de>
22955 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22956 indices into an array reference if possible.
22957 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22958 Fold POINTER_PLUS_EXPR statements with invariant address.
22960 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22963 * config.gcc (powerpc64-*-linux*): Always build biarch.
22965 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22968 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22969 it and pedwarn if this results in an INTEGER_CST.
22971 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22973 * doc/install.texi: Update minimum GMP version. Remove obsolete
22974 text in MPFR section.
22976 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22978 * dwarf2out.c (class_scope_p): New static inline.
22979 (class_or_namespace_scope_p): Use it.
22980 (gen_variable_die): Use DW_TAG_member tag for static data member
22981 declarations instead of DW_TAG_variable.
22983 PR middle-end/39573
22984 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22987 2009-04-08 Richard Guenther <rguenther@suse.de>
22989 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22990 valueize random data.
22992 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22994 * config.gcc (aix tm_file): Add aix-stdint.h.
22995 (aix tm clause use_gcc_stdint): Set to wrap.
22996 * config/rs6000/aix-stdint.h: New file.
22998 2009-04-08 Richard Guenther <rguenther@suse.de>
23000 PR middle-end/36291
23001 * tree-dfa.c (add_referenced_var): Do not recurse into
23002 global initializers.
23003 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23005 (fold_const_aggregate_ref): Likewise.
23007 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23009 * recog.c (ordered_comparison_operator): New.
23010 * gensupport.c (std_preds): Add it.
23011 * doc/md.texi (Machine-Independent Predicates): Document it.
23013 2009-04-08 Jan Hubicka <jh@suse.cz>
23015 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23016 * function.h (rtl_eh): Remove exception_handler_label_map.
23017 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23018 remove_exception_handler_label, for_each_eh_label_1): Remove.
23019 (rtl_remove_unreachable_regions): Remove.
23020 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23021 (find_exception_handler_labels): Don't build the hashtable.
23022 (maybe_remove_eh_handler): Remove.
23023 (for_each_eh_label): Rewrite to walk the tree.
23024 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23025 * except.h (maybe_remove_eh_handler): Remove.
23026 * passes.c (init_optimization_passes): Schedule second EH cleanup
23028 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23029 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23031 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23033 * genoutput.c (validate_optab_operands): New.
23034 (gen_insn, gen_expand): Call it.
23036 * genflags.c (gen_insn): Detect misused iterators.
23037 (main): Pass line_no to gen_insn, exit with status 1 on error.
23039 * genextract.c (line_no): Make global.
23040 (VEC_safe_set_locstr): Change assertion to error message.
23041 (main): Exit with status 1 on error.
23043 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23047 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23048 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23049 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23050 * c-convert.c (convert): Do not call fold on results of conversion
23051 functions when the result is a C_MAYBE_CONST_EXPR.
23052 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23053 of __builtin_choose_expr.
23054 * c-typeck.c (remove_c_maybe_const_expr): New.
23055 (build_unary_op, build_conditional_expr, build_compound_expr,
23056 build_binary_op, c_objc_common_truthvalue_conversion): Call
23057 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23060 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23062 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23063 CODE to produce a new one. Add a prototype to use fold_convert_const
23065 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23068 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23069 mix declarations and code.
23071 2009-04-08 Ben Elliston <bje@au.ibm.com>
23073 * gcc.c: Replace `CC' with `GCC' throughout.
23075 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23077 * doc/invoke.texi: Document Atom support.
23079 2009-04-07 Jason Merrill <jason@redhat.com>
23082 * c-common.h, c-common.c: Add flag_pretty_templates.
23083 * c-opts.c (c_common_handle_option): Set it.
23084 * c.opt: Add -fno-pretty-templates.
23085 * doc/invoke.texi (C++ Dialect Options): Likewise.
23087 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23089 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23090 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23091 (ia64_expand_builtin): Likewise.
23093 2009-04-07 Martin Jambor <mjambor@suse.cz>
23095 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23096 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23097 ADDR_EXPRS are include too.
23099 2009-04-07 Richard Guenther <rguenther@suse.de>
23101 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23102 decls are only used if passes as parameters or if they are
23103 local statics and the call is not to a builtin.
23104 (call_may_clobber_ref_p_1): Likewise.
23106 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23108 * expr.c (do_store_flag): Remove last argument. Simplify code
23109 to avoid duplication of tests already done by can_compare_p.
23110 (expand_expr_real_1): Adjust caller.
23112 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23114 * optabs.c (can_compare_p): Test the predicate of a
23115 cbranch and cstore pattern.
23117 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23119 * expr.c (convert_move): Use emit_store_flag instead of
23122 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23124 * config/i386/i386.c (ix86_compare_emitted): Remove.
23125 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23126 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23127 * config/i386/i386.h (ix86_compare_emitted): Remove.
23128 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23129 instead of ix86_compare_emitted.
23130 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23132 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23134 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23135 Add t-sysroot-suffix to tmake_file.
23136 * config/print-sysroot-suffix.sh: New file.
23137 * config/t-sysroot-suffix: New file.
23139 2009-04-07 Ben Elliston <bje@au.ibm.com>
23141 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23142 as the latter produces a warning when the target does not support
23145 2009-04-07 Ben Elliston <bje@au.ibm.com>
23147 * dfp.c: Replace type punning assignments with memcpy throughout.
23148 * Makefile.in (dfp.o-warn): Remove.
23150 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23153 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23154 Include soft-fp/t-softfp after rs6000/t-linux64.
23156 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23158 * stor-layout.c (set_sizetype): Use the full precision of their
23159 machine mode for bitsize types.
23161 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23163 * config/i386/i386.md: Revert 2 accidental checkins.
23165 2009-04-06 Joey Ye <joey.ye@intel.com>
23166 Xuepeng Guo <xuepeng.guo@intel.com>
23167 H.J. Lu <hongjiu.lu@intel.com>
23169 Atom pipeline model, tuning and insn selection.
23170 * config.gcc (atom): Add atom config options and target.
23172 * config/i386/atom.md: New.
23174 * config/i386/i386.c (atom_cost): New cost.
23175 (m_ATOM): New macro flag.
23176 (initial_ix86_tune_features): Set m_ATOM.
23177 (x86_accumulate_outgoing_args): Likewise.
23178 (x86_arch_always_fancy_math_387): Likewise.
23179 (processor_target): Add Atom cost.
23180 (cpu_names): Add Atom cpu name.
23181 (override_options): Set Atom ISA.
23182 (ix86_issue_rate): New case PROCESSOR_ATOM.
23183 (ix86_adjust_cost): Likewise.
23185 * config/i386/i386.h (TARGET_ATOM): New target macro.
23186 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23187 (TARGET_OPT_AGU): New target option.
23188 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23189 (processor_type): Add PROCESSOR_ATOM.
23191 * config/i386/i386.md (cpu): Add new value "atom".
23192 (use_carry, movu): New attr.
23193 (atom.md): Include atom.md.
23194 (adddi3_carry_rex64): Set attr "use_carry".
23195 (addqi3_carry): Likewise.
23196 (addhi3_carry): Likewise.
23197 (addsi3_carry): Likewise.
23198 (*addsi3_carry_zext): Likewise.
23199 (subdi3_carry_rex64): Likewise.
23200 (subqi3_carry): Likewise.
23201 (subhi3_carry): Likewise.
23202 (subsi3_carry): Likewise.
23203 (x86_movdicc_0_m1_rex64): Likewise.
23204 (*x86_movdicc_0_m1_se): Likewise.
23205 (x86_movsicc_0_m1): Likewise.
23206 (*x86_movsicc_0_m1_se): Likewise.
23207 (*adddi_1_rex64): Emit add insn as much as possible.
23208 (*addsi_1): Likewise.
23209 (return_internal): Set atom_unit.
23210 (return_internal_long): Likewise.
23211 (return_pop_internal): Likewise.
23212 (*rcpsf2_sse): Set atom_sse_attr attr.
23213 (*qrt<mode>2_sse): Likewise.
23214 (*prefetch_sse): Likewise.
23216 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23218 (ix86_target_macros_internal): Likewise.
23220 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23221 (*prefetch_sse_rex): Likewise.
23222 (sse_rcpv4sf2): Likewise.
23223 (sse_vmrcpv4sf2): Likewise.
23224 (sse_sqrtv4sf2): Likewise.
23225 (<sse>_vmsqrt<mode>2): Likewise.
23226 (sse_ldmxcsr): Likewise.
23227 (sse_stmxcsr): Likewise.
23228 (*sse_sfence): Likewise.
23229 (sse2_clflush): Likewise.
23230 (*sse2_mfence): Likewise.
23231 (*sse2_lfence): Likewise.
23232 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23233 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23234 (avx_movdqu<avxmodesuffix>): Likewise.
23235 (avx_lddqu<avxmodesuffix>): Likewise.
23236 (sse2_movntv2di): Change attr "type" to "ssemov".
23237 (sse2_movntsi): Likewise.
23238 (rsqrtv8sf2): Change attr "type" to "sseadd".
23239 (sse3_addsubv2df3): Set attr "atom_unit".
23240 (sse3_h<plusminus_insn>v4sf3): Likewise.
23241 (*sse2_pmaddwd): Likewise.
23242 (*vec_extractv2di_1_rex64): Likewise.
23243 (*vec_extractv2di_1_avx): Likewise.
23244 (sse2_psadbw): Likewise.
23245 (ssse3_phaddwv8hi3): Likewise.
23246 (ssse3_phaddwv4hi3): Likewise.
23247 (ssse3_phadddv4si3): Likewise.
23248 (ssse3_phadddv2si3): Likewise.
23249 (ssse3_phaddswv8hi3): Likewise.
23250 (ssse3_phaddswv4hi3): Likewise.
23251 (ssse3_phsubwv8hi3): Likewise.
23252 (ssse3_phsubwv4hi3): Likewise.
23253 (ssse3_phsubdv4si3): Likewise.
23254 (ssse3_phsubdv2si3): Likewise.
23255 (ssse3_phsubswv8hi3): Likewise.
23256 (ssse3_phsubswv4hi3): Likewise.
23257 (ssse3_pmaddubsw128): Likewise.
23258 (sse3_pmaddubsw: Likewise.
23259 (ssse3_palignrti): Likewise.
23260 (ssse3_palignrdi): Likewise.
23262 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23264 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23266 2009-04-06 Richard Guenther <rguenther@suse.de>
23268 PR tree-optimization/28868
23269 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23270 of which PHI results we inserted.
23271 (insert_into_preds_of_block): Record inserted PHIs.
23272 (eliminate): Eliminate redundant PHI nodes.
23273 (init_pre): Init inserted_phi_names.
23275 2009-04-06 Richard Guenther <rguenther@suse.de>
23277 PR tree-optimization/39643
23278 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23279 IMAGPART_EXPRs of complex constants.
23280 (execute_fold_all_builtins): If we folded a call queue
23281 TODO_update_address_taken.
23283 2009-04-06 Jan Hubicka <jh@suse.cz>
23285 PR middle-end/39659
23286 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23289 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23291 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23293 (ic_invalidate_array): Likewise.
23295 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23297 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23298 alignment for library calls.
23300 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23302 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23303 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23304 * config/i386/mingw-stdint.h: New file.
23306 2009-04-05 Richard Guenther <rguenther@suse.de>
23308 PR tree-optimization/39648
23309 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23310 our &A vs. &A[0] IL deficiencies.
23312 2009-04-04 Jan Hubicka <jh@suse.cz>
23314 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23315 removed toplevel regions.
23316 (sjlj_mark_call_sites): Likewise.
23318 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23320 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23321 (cygwin tm clause use_gcc_stdint): Set to wrap.
23322 * config/i386/cygwin-stdint.h: New file.
23324 2009-04-04 Richard Guenther <rguenther@suse.de>
23326 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23327 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23328 single-argument PHIs if we are in loop-closed SSA form.
23329 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23330 for the pre-condition.
23331 (slpeel_tree_peel_loop_to_edge): Likewise.
23332 (vect_build_loop_niters): Take an optional sequence to append stmts.
23333 (vect_generate_tmps_on_preheader): Likewise.
23334 (vect_do_peeling_for_loop_bound): Take extra guards for the
23336 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23337 the cost model check.
23338 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23339 guards if we are going to peel. Do not apply versioning in that case.
23340 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23341 (vect_do_peeling_for_loop_bound): Likewise.
23342 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23343 loop bound only record extra pre-conditions, do not apply loop
23346 2009-04-04 Richard Guenther <rguenther@suse.de>
23348 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23351 2009-04-04 Jan Hubicka <jh@suse.cz>
23353 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23354 last_basic_block for size of bb->index indexed array.
23355 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23356 compute_out, link_btr_uses, build_btr_def_use_webs,
23357 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23359 2009-04-04 Jan Hubicka <jh@suse.cz>
23361 * except.c (remove_eh_handler_and_replace): Break out from ...
23362 (remove_eh_handler): ... here.
23363 (bring_to_root): New function.
23364 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23365 handled ones, bring others to root of tree.
23367 2009-04-04 Jan Hubicka <jh@suse.cz>
23369 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23370 (all_phis_safe_to_merge): New function.
23371 (update_info): New structure.
23372 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23373 (cleanup_empty_eh): Update SSA if possible.
23375 2009-04-04 Richard Guenther <rguenther@suse.de>
23377 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23378 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23379 (append_vuse): Likewise.
23381 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23383 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23384 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23385 instead of REG_UNSAVED for DW_CFA_undefined.
23386 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23387 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23390 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23393 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23395 2009-04-04 Richard Guenther <rguenther@suse.de>
23397 PR tree-optimization/8781
23398 PR tree-optimization/37892
23399 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23400 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23401 (valueize_refs): Call it for *& valueizations.
23402 (shared_reference_ops_from_ref): Rename to ...
23403 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23404 (shared_reference_ops_from_call): Rename to ...
23405 (valueize_shared_reference_ops_from_call): ... this and valueize.
23406 (vn_reference_lookup): Update.
23407 (visit_reference_op_call): Likewise.
23408 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23409 (eliminate): Value-replace the call address in call statements.
23411 2009-04-04 Richard Guenther <rguenther@suse.de>
23413 PR tree-optimization/39636
23414 * tree-ssa-forwprop.c
23415 (forward_propagate_addr_into_variable_array_index): Check for
23416 GIMPLE_ASSIGN before accessing the rhs code.
23418 2009-04-03 Jason Merrill <jason@redhat.com>
23420 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23422 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23424 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23425 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23426 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23427 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23428 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23429 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23430 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23431 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23432 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23433 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23434 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23435 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23436 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23437 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23438 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23439 Use fr_reg_or_fp01_operand instead of fr_register_operand
23441 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23442 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23443 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23445 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23447 PR rtl-optimization/39607
23448 PR rtl-optimization/39631
23452 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23453 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23454 instead of DF_LR_OUT.
23455 * ira-lives.c (process_bb_node_lives): Ditto.
23456 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23457 instead of DF_LR_{OUT,IN}.
23458 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23459 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23461 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23463 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23464 (execute_lower_omp): Always run but take the short way out if -fopenmp
23466 (gate_lower_omp): Remove, forcing the pass manager to always run the
23467 pass and always set PROP_gimple_lomp.
23468 (pass_lower_omp): Remove gate function.
23469 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23470 PROP_trees. Instead, require it.
23471 * ipa-cp.c (pass_ipa_cp): Likewise.
23472 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23473 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23474 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23475 and PROP_gimple_leh.
23477 2009-04-03 Richard Guenther <rguenther@suse.de>
23479 PR middle-end/13146
23480 PR tree-optimization/23940
23481 PR tree-optimization/33237
23482 PR middle-end/33974
23483 PR middle-end/34093
23484 PR tree-optimization/36201
23485 PR tree-optimization/36230
23486 PR tree-optimization/38049
23487 PR tree-optimization/38207
23488 PR tree-optimization/38230
23489 PR tree-optimization/38301
23490 PR tree-optimization/38585
23491 PR middle-end/38895
23492 PR tree-optimization/38985
23493 PR tree-optimization/39299
23494 * tree-ssa-structalias.h: Remove.
23495 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23496 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23497 (struct vuse_element_d): Remove.
23498 (struct vuse_vec_d): Likewise.
23499 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23500 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23501 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23502 VUSE_ELEMENT_VAR): Likewise.
23503 (struct voptype_d): Likewise.
23504 (NUM_VOP_FREE_BUCKETS): Likewise.
23505 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23506 (struct stmt_operands_d): Remove.
23507 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23508 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23509 VDEF_NUM, VDEF_VECT): Likewise.
23510 (copy_virtual_operands): Remove.
23511 (operand_build_cmp): Likewise.
23512 (create_ssa_artificial_load_stmt): Likewise.
23513 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23514 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23515 vuse_index and mayuse_index members. Pack and move done and iter_type
23516 members to the front.
23517 (SSA_OP_VMAYUSE): Remove.
23518 (SSA_OP_VIRTUAL_USES): Adjust.
23519 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23520 (unlink_stmt_vdef): Declare.
23521 (add_to_addressable_set): Remove.
23522 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23523 (vrp_visit_stmt): Likewise.
23524 * doc/tree-ssa.texi (Alias analysis): Update.
23525 * doc/invoke.texi (max-aliased-vops): Remove docs.
23526 (avg-aliased-vops): Likewise.
23527 * tree-into-ssa.c (syms_to_rename): Remove.
23528 (need_to_update_vops_p): Likewise.
23529 (need_to_initialize_update_ssa_p): Rename to ...
23530 (update_ssa_initialized_fn): ... this. Track function we are
23532 (symbol_marked_for_renaming): Simplify.
23533 (add_new_name_mapping): Do not set need_to_update_vops_p.
23534 (dump_currdefs): Use SYMS_TO_RENAME.
23535 (rewrite_update_stmt): Always walk all uses/defs.
23536 (dump_update_ssa): Adjust.
23537 (init_update_ssa): Take function argument. Track what we are
23539 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23540 (create_new_def_for): Initialize for cfun, assert we are initialized
23542 (mark_sym_for_renaming): Simplify.
23543 (mark_set_for_renaming): Do not initialize update-ssa.
23544 (need_ssa_update_p): Simplify. Take function argument.
23545 (name_mappings_registered_p): Assert we ask for the correct function.
23546 (name_registered_for_update_p): Likewise.
23547 (ssa_names_to_replace): Likewise.
23548 (release_ssa_name_after_update_ssa): Likewise.
23549 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23550 (dump_decl_set): Do not print a newline.
23551 (debug_decl_set): Do it here.
23552 (dump_update_ssa): And here.
23553 * tree-ssa-loop-im.c (move_computations): Adjust.
23554 (movement_possibility): Likewise.
23555 (determine_max_movement): Likewise.
23556 (gather_mem_refs_stmt): Likewise.
23557 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23558 or NAME_MEMORY_TAG.
23559 * tree-complex.c (update_all_vops): Remove.
23560 (expand_complex_move): Adjust.
23561 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23562 Simplify test for memory referencing statement. Exclude
23563 non-invariant ADDR_EXPRs.
23564 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23565 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23566 (rdg_flag_uses): Likewise.
23567 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23569 (tree_optimize_tail_calls_1): Also split the
23570 edge from the entry block if we have degenerate PHI nodes in
23571 the first basic block.
23572 * tree.c (init_ttree): Remove memory-tag related code.
23573 (tree_code_size): Likewise.
23574 (tree_node_structure): Likewise.
23575 (build7_stat): Re-write to be build6_stat.
23576 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23577 (SSA_VAR_P): Adjust.
23578 (struct tree_memory_tag): Remove.
23579 (struct tree_memory_partition_tag): Likewise.
23580 (union tree_node): Adjust.
23581 (build7): Re-write to be build6.
23582 * tree-pass.h (pass_reset_cc_flags): Remove.
23583 (TODO_update_address_taken): New flag.
23584 (pass_simple_dse): Remove.
23585 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23586 * params.h (MAX_ALIASED_VOPS): Remove.
23587 (AVG_ALIASED_VOPS): Likewise.
23588 * omp-low.c (expand_omp_taskreg): Update SSA form.
23589 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23590 aliases the lhs in a copy stmt.
23591 * tree-ssa-dse.c (struct address_walk_data): Remove.
23592 (memory_ssa_name_same): Likewise.
23593 (memory_address_same): Likewise.
23594 (get_kill_of_stmt_lhs): Likewise.
23595 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23596 unused stores. Look through PHI nodes into post-dominated regions.
23597 (dse_optimize_stmt): Simplify. Properly remove stores.
23598 (tree_ssa_dse): Compute dominators.
23599 (execute_simple_dse): Remove.
23600 (pass_simple_dse): Likewise.
23601 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23602 gimple_loaded_syms and gimple_stored_syms computation.
23603 * toplev.c (dump_memory_report): Dump alias and pta stats.
23604 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23605 (vn_reference_eq): Likewise.
23606 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23607 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23608 valueize_vuses): Remove.
23609 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23610 (get_def_ref_stmt_vuse): ... this.
23611 (vn_reference_lookup_2): New function.
23612 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23613 walking equivalent vuses. Simplify.
23614 (vn_reference_lookup): Likewise.
23615 (vn_reference_insert): Likewise.
23616 (vn_reference_insert_pieces): Likewise.
23617 (visit_reference_op_call): Simplify.
23618 (visit_reference_op_load): Likewise.
23619 (visit_reference_op_store): Likewise.
23620 (init_scc_vn): Remove shared_lookup_vuses initialization.
23621 (free_scc_vn): Remove shared_lookup_vuses freeing.
23622 (sort_vuses, sort_vuses_heap): Remove.
23623 (get_ref_from_reference_ops): Export.
23624 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23625 vector with single vuse pointer.
23626 (vn_reference_lookup_pieces, vn_reference_lookup,
23627 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23628 (shared_vuses_from_stmt): Remove.
23629 (get_ref_from_reference_ops): Declare.
23630 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23631 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23632 memory-tag related code.
23633 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23634 (likely_value): Add comment, skip static-chain of call statements.
23635 (surely_varying_stmt_p): Adjust.
23636 (gimplify_and_update_call_from_tree): Likewise.
23637 (execute_fold_all_builtins): Do not rebuild alias info.
23638 (gimplify_and_update_call_from_tree): Properly update VOPs.
23639 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23640 (copy_ref_info): Remove memory-tag related code.
23641 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23642 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23643 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23645 * tree-ssa-dom.c (gimple_p): Remove typedef.
23646 (eliminate_redundant_computations): Adjust.
23647 (record_equivalences_from_stmt): Likewise.
23648 (avail_expr_hash): Likewise.
23649 (avail_expr_eq): Likewise.
23650 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23651 (stmt_makes_single_load): Likewise.
23652 (stmt_makes_single_store): Likewise.
23653 * tree-ssa-alias.c: Rewrite completely.
23654 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23655 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23656 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23657 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23658 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23659 Remove public functions.
23660 (pass_reset_cc_flags): Remove.
23661 (pass_build_alias): Move ...
23662 * tree-ssa-structalias.c (pass_build_alias): ... here.
23663 * tree-ssa-alias.c (may_be_aliased): Move ...
23664 * tree-flow-inline.h (may_be_aliased): ... here.
23665 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23666 count_uses_and_derefs): Move ...
23667 * gimple.c: ... here.
23668 * gimple.h (count_uses_and_derefs): Declare.
23669 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23670 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23671 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23672 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23673 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23674 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23675 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23677 * tree-dfa.c (refs_may_alias_p): Move ...
23678 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23679 * tree-ssa-alias.h: New file.
23680 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23681 (statement_sink_location): Likewise.
23682 * opts.c (decode_options): Do not adjust max-aliased-vops or
23683 avg-aliased-vops values.
23684 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23685 (TV_CALL_CLOBBER): Likewise.
23686 (TV_FLOW_SENSITIVE): Likewise.
23687 (TV_FLOW_INSENSITIVE): Likewise.
23688 (TV_MEMORY_PARTITIONING): Likewise.
23689 (TV_ALIAS_STMT_WALK): New timevar.
23690 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23691 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23692 (get_address_description): Remove memory-tag related code.
23693 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23694 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23695 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23696 and immediate uses in statements. Document.
23697 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23698 (dump_symbols): Remove.
23699 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23700 * alias.c (get_deref_alias_set): New function split out from ...
23701 (get_alias_set): ... here.
23702 * alias.h (get_deref_alias_set): Declare.
23703 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23704 type parameter. Remove restrict pointer handling. Create a
23705 ref-all pointer in case type-based alias sets do not conflict.
23706 (vect_analyze_data_refs): Remove SMT related code.
23707 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23708 (vectorizable_load): Likewise.
23709 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23710 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23711 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23712 Ignore vops and SMTs.
23713 (dr_analyze_alias): Likewise..
23714 (free_data_ref): Likewise.
23715 (create_data_ref): Likewise.
23716 (analyze_all_data_dependences): Likewise.
23717 (get_references_in_stmt): Adjust.
23718 * tree-flow-inline.h (gimple_aliases_computed_p,
23719 gimple_addressable_vars, gimple_call_clobbered_vars,
23720 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23721 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23722 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23723 gimple_mem_ref_stats): Remove.
23724 (gimple_vop): New function.
23725 (op_iter_next_use): Remove vuses and mayuses cases.
23726 (op_iter_next_def): Remove vdefs case.
23727 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23728 (clear_and_done_ssa_iter): Do not set removed fields.
23729 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23730 Assert we are not iterating over vuses or vdefs if not also
23731 iterating over uses or defs.
23732 (op_iter_init_use): Likewise.
23733 (op_iter_init_def): Likewise.
23734 (op_iter_next_vdef): Remove.
23735 (op_iter_next_mustdef): Likewise.
23736 (op_iter_init_vdef): Likewise.
23737 (compare_ssa_operands_equal): Likewise.
23738 (link_use_stmts_after): Handle vuse operand.
23739 (is_call_used): Use is_call_clobbered.
23740 (is_call_clobbered): Global variables are always call clobbered,
23741 query the call-clobbers bitmap.
23742 (mark_call_clobbered): Ignore global variables.
23743 (clear_call_clobbered): Likewise.
23744 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23745 virtual operands sanity check.
23746 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23748 (TARGET_MEM_REF): Remove TMR_TAG operand.
23749 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23750 Remove call-clobber related code.
23751 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23752 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23753 partitions or escape reason.
23754 (get_single_def_stmt, get_single_def_stmt_from_phi,
23755 get_single_def_stmt_with_phi): Remove.
23756 (dump_referenced_vars): Tidy.
23757 (get_ref_base_and_extent): Allow bare decls.
23758 (collect_dfa_stats): Adjust.
23759 * graphite.c (rename_variables_in_stmt): Adjust.
23760 (graphite_copy_stmts_from_block): Likewise.
23761 (translate_clast): Likewise.
23762 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23764 (translate_vuse_through_block): Use the oracle.
23765 (phi_translate_1): Adjust.
23766 (value_dies_in_block_x): Use the oracle. Cache the outcome
23768 (valid_in_sets): Check if the VUSE for
23769 a REFERENCE is available.
23770 (eliminate): Do not remove stmts during elimination,
23771 instead queue and remove them afterwards.
23772 (do_pre): Do not rebuild alias info.
23773 (pass_pre): Run TODO_rebuild_alias before PRE.
23774 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23775 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23776 (mark_all_v_defs_stmt): Remove.
23777 (mark_all_v_defs_seq): Adjust.
23778 (sra_replace): Likewise.
23779 (scalarize_use): Likewise.
23780 (scalarize_copy): Likewise.
23781 (scalarize_init): Likewise.
23782 (scalarize_ldst): Likewise.
23783 (todoflags): Remove.
23784 (tree_sra): Do not rebuild alias info.
23785 (tree_sra_early): Adjust.
23786 (pass_sra): Run TODO_update_address_taken before SRA.
23787 * tree-predcom.c (set_alias_info): Remove.
23788 (prepare_initializers_chain): Do not call it.
23789 (mark_virtual_ops_for_renaming): Adjust.
23790 (mark_virtual_ops_for_renaming_list): Remove.
23791 (initialize_root_vars): Adjust.
23792 (initialize_root_vars_lm): Likewise.
23793 (prepare_initializers_chain): Likewise.
23794 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23795 (may_propagate_copy_into_stmt): Likewise.
23796 (merge_alias_info): Do nothing for now.
23797 (propagate_tree_value_into_stmt): Adjust.
23798 (stmt_may_generate_copy): Likewise.
23799 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23800 not mark symbols for renaming.
23801 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23802 with the same statement, make sure to update the new pointed-to one.
23803 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23804 call statements, do not mark symbols for renaming.
23805 (mark_operand_necessary): Dump something.
23806 (ref_may_be_aliased): New function.
23807 (mark_aliased_reaching_defs_necessary_1): New helper function.
23808 (mark_aliased_reaching_defs_necessary): Likewise.
23809 (mark_all_reaching_defs_necessary_1): Likewise.
23810 (mark_all_reaching_defs_necessary): Likewise.
23811 (propagate_necessity): Do not process virtual PHIs. For
23812 non-aliased loads mark all reaching definitions as necessary.
23813 For aliased loads and stores mark the immediate dominating
23814 aliased clobbers as necessary.
23815 (visited): New global static.
23816 (perform_tree_ssa_dce): Free visited bitmap after propagating
23818 (remove_dead_phis): Perform simple dead virtual PHI removal.
23819 (remove_dead_stmt): Properly unlink virtual operands when
23821 (eliminate_unnecessary_stmts): Schedule PHI removal after
23823 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23824 (process_replaceable): Likewise.
23825 (find_replaceable_in_bb): Likewise.
23826 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23827 based on the single gimple vop.
23828 (verify_flow_insensitive_alias_info): Remove.
23829 (verify_flow_sensitive_alias_info): Likewise.
23830 (verify_call_clobbering): Likewise.
23831 (verify_memory_partitions): Likewise.
23832 (verify_alias_info): Likewise.
23833 (verify_ssa): Adjust..
23834 (execute_update_addresses_taken): Export. Update SSA
23835 manually. Optimize only when optimizing. Use a local bitmap.
23836 (pass_update_address_taken): Remove TODO_update_ssa, add
23838 (pass_update_address_taken): Just use TODO_update_address_taken.
23839 (init_tree_ssa): Do not initialize addressable_vars.
23840 (verify_ssa): Verify new VUSE / VDEF properties.
23841 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23842 Do not call verify_alias_info.
23843 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23844 Do not free the loaded and stored syms bitmaps. Reset the escaped
23845 and callused solutions. Do not free addressable_vars.
23846 Remove memory-tag related code.
23847 (warn_uninitialized_var): Aliases are always available.
23848 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23849 * lambda-code.c (can_put_in_inner_loop): Adjust.
23850 (can_put_after_inner_loop): Likewise.
23851 (perfect_nestify): Likewise.
23852 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23853 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23854 (vectorizable_conversion): Do not mark symbols for renaming.
23855 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23856 (expand_call_inline): Unlink the calls virtual operands before
23858 (tree_function_versioning): Do not call update_ssa if we are not
23859 updating clones. Simplify.
23860 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23861 (propagate_with_phi): Likewise..
23862 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23863 clobber code. Assert we are not aliased or global.
23864 * tree-flow.h: Include tree-ssa-alias.h
23865 (enum escape_type): Remove.
23866 (struct mem_sym_stats_d): Likewise.
23867 (struct mem_ref_stats_d): Likewise.
23868 (struct gimple_df): Add vop member. Remove global_var,
23869 call_clobbered_vars, call_used_vars, addressable_vars,
23870 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23871 escaped and callused members.
23872 (struct ptr_info_def): Remove all members, add points-to solution
23874 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23875 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23876 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23877 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23878 (tree-ssa-alias.o): Likewise.
23879 (toplev.o): Add tree-ssa-alias.h
23880 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23881 * gimple.c (gimple_set_bb): Fix off-by-one error.
23882 (is_gimple_reg): Do not handle memory tags.
23883 (gimple_copy): Also copy virtual operands.
23884 Delay updating the statement. Do not reset loaded and stored syms.
23885 (gimple_set_stored_syms): Remove.
23886 (gimple_set_loaded_syms): Likewise.
23887 (gimple_call_copy_skip_args): Copy the virtual operands
23888 and mark the new statement modified.
23889 * tree-ssa-structalias.c (may_alias_p): Remove.
23890 (set_uids_in_ptset): Take the alias set to prune with as
23891 parameter. Fold in the alias test of may_alias_p.
23892 (compute_points_to_sets): Compute whether a ptr is dereferenced
23893 in a local sbitmap.
23894 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23895 other ADDRESSOF constraints on the lhs.
23896 (get_constraint_for_component_ref): Assert that we don't get
23897 ADDRESSOF constraints from the base of the reference.
23898 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23899 (struct variable_info): Remove collapsed_to member.
23900 (get_varinfo_fc): Remove.
23901 (new_var_info): Do not set collapsed_to.
23902 (dump_constraint): Do not follow cycles.
23903 (dump_constraint_graph): Likewise.
23904 (build_pred_graph): Likewise.
23905 (build_succ_graph): Likewise.
23906 (rewrite_constraints): Likewise.
23907 (do_simple_structure_copy): Remove.
23908 (do_rhs_deref_structure_copy): Remove.
23909 (do_lhs_deref_structure_copy): Remove.
23910 (collapse_rest_of_var): Remove.
23911 (do_structure_copy): Re-implement.
23912 (pta_stats): New global variable.
23913 (dump_pta_stats): New function.
23914 (struct constraint_expr): Make offset signed.
23915 (UNKNOWN_OFFSET): Define special value.
23916 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23917 (solution_set_expand): New helper function split out from ...
23918 (do_sd_constraint): ... here.
23919 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23920 (do_ds_constraint): Likewise.
23921 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23922 and CALLUSED = *CALLUSED.
23923 (set_union_with_increment): Make inc argument signed.
23924 (type_safe): Remove.
23925 (get_constraint_for_ptr_offset): Handle unknown and negative
23927 (first_vi_for_offset): Handle offsets before start. Bail
23928 out early for offsets beyond the variable extent.
23929 (first_or_preceding_vi_for_offset): New function.
23930 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23931 Together with ESCAPED = *ESCAPED this properly computes reachability.
23932 (find_what_var_points_to): New function.
23933 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23934 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23935 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23936 pt_solutions_intersect): New functions.
23937 (compute_call_used_vars): Remove.
23938 (compute_may_aliases): New main entry into PTA computation.
23939 * gimple.h (gimple_p): New typedef.
23940 (struct gimple_statement_base): Remove references_memory_p.
23941 (struct gimple_statement_with_memory_ops_base): Remove
23942 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23944 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23945 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23946 gimple_set_references_memory): Remove.
23947 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23948 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23950 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23951 (verify_expr): Allow RESULT_DECL.
23952 (gimple_duplicate_bb): Do not copy virtual operands.
23953 (gimple_duplicate_sese_region): Adjust.
23954 (gimple_duplicate_sese_tail): Likewise.
23955 (mark_virtual_ops_in_region): Remove.
23956 (move_sese_region_to_fn): Do not call it.
23957 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23958 and pass_simple_dse.
23959 (execute_function_todo): Handle TODO_update_address_taken,
23960 call execute_update_addresses_taken for TODO_rebuild_alias.
23961 (execute_todo): Adjust.
23962 (execute_one_pass): Init dump files early.
23963 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23965 (create_general_new_stmt): Clear vops.
23966 * tree-ssa-reassoc.c (get_rank): Adjust.
23967 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23968 symbols for renaming.
23969 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23970 (PARAM_AVG_ALIASED_VOPS): Likewise.
23971 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23972 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23973 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23974 (operand_build_cmp, copy_virtual_operands,
23975 create_ssa_artificial_load_stmt, add_to_addressable_set,
23976 gimple_add_to_addresses_taken): Remove public functions.
23977 (unlink_stmt_vdef): New function.
23979 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23981 * config.gcc (powerpc-*-linux*): Merge variants.
23983 2009-04-02 Chao-ying Fu <fu@mips.com>
23984 James Grosbach <james.grosbach@microchip.com>
23986 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23987 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23989 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23990 keep_interrupts_masked_p, use_debug_exception_return_p.
23991 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23992 keep_interrupts_masked, use_debug_exception_return.
23993 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23994 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23996 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23997 (mips_print_operand): Process COP0 registers to print $0 .. $31
23998 correctly for GAS to process.
23999 (mips_interrupt_extra_call_saved_reg_p): New function.
24000 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24002 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24003 (mips_compute_frame_info): Add supports for interrupt context that
24004 includes doubleword accumulators and COP0 registers.
24005 (mips_for_each_saved_acc): New function.
24006 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24007 mips_for_each_saved_reg.
24008 (mips_save_reg): Save accumulators.
24009 (mips_kernel_reg_p): A new for_each_rtx callback.
24010 (mips_expand_prologue): Support interrupt handlers.
24011 (mips_restore_reg): Restore accumulators.
24012 (mips_expand_epilogue): Support interrupt handlers.
24013 (mips_can_use_return_insn): Return false for interrupt handlers.
24014 (mips_epilogue_uses): New function.
24015 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24016 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24017 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24018 cop0_move): New instructions.
24019 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24020 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24022 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24024 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24025 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24026 interrupt handlers, we use K0 as the temporary register.
24027 (EPILOGUE_USES): Change to a function call.
24028 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24029 handlers, we use K0 as the temporary register.
24031 * doc/extend.texi (Function Attributes): Document interrupt,
24032 use_shadow_register_set, keep_interrupts_masked,
24033 use_debug_exception_return for MIPS attributes.
24035 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24037 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24038 Remove a number of t-files from tmake_file.
24039 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24040 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24041 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24042 target_prototype, not TARGET_PROTOTYPE.
24043 (LINK_OS_GNU_SPEC): Define.
24044 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24045 and darwin-ldoubdle.c.
24047 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24050 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24051 (cpp_options): Ditto.
24052 (default_compilers): Ditto.
24053 (display_help): Ditto.
24054 (process_command): Ditto.
24055 (do_spec_1): Ditto.
24056 (set_input): Use lbasename instead of duplicate code.
24057 (save_temps_prefix): New static for -save-temps=obj.
24058 (save_temps_length): Ditto.
24060 * doc/invoke.texi (-save-temps=obj): Document new variant to
24061 -save-temps switch.
24063 2009-04-02 Jeff Law <law@redhat.com>
24065 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24068 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24070 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24071 * configure: Regenerated.
24073 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24075 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24076 share the argument list.
24078 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24082 2009-02-12 Diego Novillo <dnovillo@google.com>
24084 * varpool.c (debug_varpool): New.
24085 * cgraph.h (debug_varpool): Declare.
24087 2009-04-02 Jan Hubicka <jh@suse.cz>
24089 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24092 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24094 * config/i386/i386.c (ix86_abi): Move initialization to ...
24095 (override_options): Here.
24097 2009-04-02 Christian Bruel <christian.bruel@st.com>
24099 * config/sh/sh.c (sh_dwarf_register_span): New function.
24100 (TARGET_DWARF_REGISTER_SPAN): Define.
24101 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24103 2009-04-02 Ira Rosen <irar@il.ibm.com>
24105 PR tree-optimization/39595
24106 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24107 interleaved loads group is not greater than the SLP group size.
24109 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24111 * builtins.c (is_builtin_name): New.
24112 (called_as_built_in): Use is_builtin_name.
24113 * tree.h (is_builtin_name): New.
24114 * varasm.c (incorporeal_function_p): Use is_builtin_name
24116 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24118 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24120 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24123 * c-decl.c (clone_underlying_type): Move this ...
24124 * c-common.c (set_underlying_type): ... here.
24125 Also, make sure the function properly sets TYPE_STUB_DECL() on
24126 the newly created typedef variant type.
24127 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24128 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24131 2009-04-02 Richard Guenther <rguenther@suse.de>
24133 PR tree-optimization/37221
24134 * tree-flow.h (degenerate_phi_result): Declare.
24135 * tree-ssa-dom.c (degenerate_phi_result): Export.
24136 * tree-scalar-evolution.c (analyze_initial_condition): If
24137 the initial condition is defined by a degenerate PHI node
24138 use the degenerate value.
24140 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24142 PR rtl-optimization/39588
24143 * combine.c (merge_outer_ops): Do not set the constant when this
24145 (simplify_shift_const_1): Do not modify it either in this case.
24147 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24149 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24150 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24152 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24155 * c-lex.c (interpret_float): Default (no suffix) is double.
24157 2009-04-1 Xinliang David Li <davidxl@google.com>
24159 * config/i386/i386.c (legitimate_constant_p): Recognize
24160 all one vector constant.
24162 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24164 * config/vax/vax.c: Add #includes to silence warnings.
24165 Change #include order to silence two warnings.
24167 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24169 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24170 (ASM_SPEC): Pass -k to the assembler for PIC code.
24172 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24174 * config.gcc: Add vax-*-linux* to the switch.
24175 * config/vax/linux.h: New file. (TARGET_VERSION,
24176 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24178 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24180 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24181 Use predicate macros instead of GET_CODE() == foo.
24182 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24183 ashlsi3, rotrsi3, <unnamed>): Likewise.
24185 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24187 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24188 jbbccihi, jbbccisi): Remova trailing whitespace.
24189 * config/vax/constraints.md: Likewise.
24190 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24191 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24192 * config/vax/predicates.md: Likewise.
24193 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24194 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24195 * config/vax/vax.h: Likewise.
24196 * config/vax/vax.md (nonlocal_goto): Likewise.
24198 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24200 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24201 (indirectable_address_p, adjacent_operands_p): Add spaces around
24203 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24205 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24207 * config/vax/vax.c (legitimate_constant_address_p,
24208 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24209 index_term_p, reg_plus_index_p, legitimate_address_p,
24210 vax_mode_dependent_address_p): Update comments to match functions
24211 modified by the recent int->bool conversion.
24213 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24215 * config/vax/builtins.md: Update copyright message.
24216 * config/vax/constraints.md: Likewise.
24217 * config/vax/netbsd-elf.h: Likewise.
24218 * config/vax/predicates.md: Likewise.
24219 * config/vax/vax-protos.h: Likewise.
24220 * config/vax/vax.c: Likewise.
24221 * config/vax/vax.h: Likewise.
24222 * config/vax/vax.md: Likewise.
24223 * config/vax/vax.opt: Likewise.
24225 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24227 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24228 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24229 * config/vax/constraints.md (B, R): Likewise.
24230 * config/vax/predicates.md (external_memory_operand,
24231 nonimmediate_addsub_di_operand): Likewise.
24232 * config/vax/vax.c (vax_output_int_add): Likewise.
24233 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24234 untyped_call): Likewise.
24236 2009-04-01 Matt Thomas <matt@3am-software.com>
24238 * config/vax/predicates.md: New file.
24239 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24240 external_const_operand, nonsymbolic_operand, external_memory_operand,
24241 indirect_memory_operand, indexed_memory_operand,
24242 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24243 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24245 * config/vax/constraints.md: New file.
24246 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24248 * config/vax/builtins.md: New file.
24249 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24250 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24252 * config/vax/vax.opt (mqmath): Add option.
24253 * config/vax/vax.md (isfx): Extend with DI.
24254 (VAXintQH, VAXintQHSD): Define.
24255 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24256 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24257 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24258 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24259 (movdi): Update constraints and use vax_output_int_move().
24260 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24261 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24262 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24263 nonlocal_goto): New.
24264 (mov<mode>): Extend accepted operand types.
24265 (subdi3_old): Rename from subdi3, change update constraints and use
24266 a new implementation.
24267 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24268 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24269 MOVE_RATIO, CLEAR_RATIO): Define.
24270 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24271 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24272 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24273 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24274 (split_quadword_operands): Make static and really allow variable
24276 (print_operand_address): Update for PIC generation.
24277 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24278 indexable_address_p, fixup_mathdi_operand,
24279 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24280 (vax_float_literal, legitimate_constant_p,
24281 indirectable_constant_address_p, index_term_p,
24282 reg_plus_index_p): Return bool instead of int.
24283 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24285 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24287 (vax_output_conditional_branch): Indent.
24288 (legitimate_constant_address_p, indirectable_constant_address_p,
24289 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24290 vax_mode_dependent_address_p): Return bool instead of int, update for
24292 * config/vax/vax-protos.h (legitimate_constant_address_p,
24293 legitimate_constant_p, legitimate_address_p,
24294 vax_mode_dependent_address_p): Change declaration to bool.
24295 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24296 vax_expand_addsub_di_operands, vax_output_int_subtract,
24297 vax_output_movmemsi): Declare.
24298 (split_quadword_operands, vax_float_literal): Delete declaration.
24299 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24300 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24301 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24302 ASM_OUTPUT_DWARF_PCREL): Define.
24303 (ASM_SPEC): Change definition to allow PIC generation.
24305 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24307 * doc/sourcebuild.texi: Update front-end requirements.
24309 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24312 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24313 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24314 (booldi3_internal3): Use boolean_or_operator instead of
24317 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24320 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24321 declarator whose size is not an integer constant expression but
24322 folds to an integer constant, then treat it as a constant
24325 2009-04-01 Richard Guenther <rguenther@suse.de>
24327 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24328 i * 4 + 2 to (i * 2 + 1) * 2.
24330 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24333 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24334 return if c_parser_asm_string_literal returned NULL.
24336 2009-04-01 Nick Clifton <nickc@redhat.com>
24338 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24340 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24341 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24342 other typedefs to avoid conflicts with libgcc2.c. Define labels
24343 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24345 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24346 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24349 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24351 * varasm.c (default_function_rodata_section): Declare DOT as
24354 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24355 Andrey Galkin <agalkin@hypercom.com>
24358 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24359 Make object_name unique for each process.
24361 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24364 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24365 addressable variables in the parallel that could go out of scope while
24366 running queued tasks.
24368 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24370 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24371 (CASE_VALUES_THRESHOLD): Redefine.
24372 * config/avr/avr.c (avr_override_options): Remove initialization of
24373 avr_case_values_threshold variable.
24374 (avr_case_values_threshold): Remove variable. Add new function.
24375 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24376 * config/avr/avr.opt (mno-tablejump): Remove option.
24377 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24379 2009-04-01 DJ Delorie <dj@redhat.com>
24381 * varasm.c (default_function_rodata_section): Don't assume
24382 anything about where the first '.' in the section name is.
24384 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24386 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24387 rs6000_emit_stack_tie.
24389 2009-03-31 Ian Lance Taylor <iant@google.com>
24391 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24392 gimple_code with GIMPLE_RESX, not RESX.
24394 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24396 * c-common.c (c_get_ident): New.
24397 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24399 2009-04-01 Ben Elliston <bje@au.ibm.com>
24401 * config/rs6000/sysv4.opt (msdata): Improve option description.
24403 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24405 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24406 (divdf3_internal_lat): Remove.
24407 (divxf3_internal_lat): Remove.
24408 (divxf3_internal_thr): Remove.
24409 (divxf): Use divxf3_internal.
24410 * config/ia64/div.md (divsf3_internal_lat): New.
24411 (divdf3_internal_lat): New.
24412 (divxf3_internal): New.
24414 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24417 * Makefile.in (USE_GCC_STDINT): Define.
24418 (stmp-int-hdrs): Install stdint.h if applicable.
24419 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24421 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24422 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24423 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24424 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24425 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24426 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24427 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24428 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24429 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24430 (c_common_nodes_and_builtins): Initialize
24431 underlying_wchar_type_node. Do not initialize
24432 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24433 nodes for new types.
24434 (c_stddef_cpp_builtins): Define macros for new types.
24435 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24437 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24438 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24439 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24440 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24441 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24442 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24443 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24444 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24445 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24446 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24447 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24448 int16_type_node, int32_type_node, int64_type_node,
24449 uint8_type_node, uint16_type_node, c_uint32_type_node,
24450 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24451 int_least32_type_node, int_least64_type_node,
24452 uint_least8_type_node, uint_least16_type_node,
24453 uint_least32_type_node, uint_least64_type_node,
24454 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24455 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24456 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24457 uintptr_type_node): Define.
24458 * c-cppbuiltin.c (builtin_define_constants,
24459 builtin_define_type_minmax): New.
24460 (builtin_define_stdint_macros): Define more macros.
24461 (c_cpp_builtins): Define more limit macros.
24462 (type_suffix): New.
24463 (builtin_define_type_max): Define in terms of
24464 builtin_define_type_minmax. Remove is_long parameter. All
24466 * config.gcc (use_gcc_stdint): Define.
24467 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24468 Add newlib-stdint.h for generic targets.
24469 * config/glibc-stdint.h, config/newlib-stdint.h,
24470 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24471 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24472 * config/score/score.h (UINTPTR_TYPE): Define.
24473 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24474 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24475 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24476 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24477 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24478 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24479 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24480 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24481 * config/spu/spu.h (STDINT_LONG32): Define.
24482 * configure.ac (use_gcc_stdint): Substitute.
24483 * configure: Regenerate.
24484 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24485 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24486 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24487 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24488 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24489 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24490 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24491 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24492 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24493 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24494 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24495 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24496 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24497 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24498 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24499 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24500 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24501 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24502 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24503 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24504 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24505 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24506 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24507 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24508 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24509 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24510 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24511 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24512 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24514 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24516 * loop-iv.c (suitable_set_for_replacement): Renamed from
24517 simplify_using_assignment; changed to return bool and to accept new
24518 args DEST and SRC. Return true iff we find a source/destination pair
24519 that can be used to make a replacement, and fill SRC and DEST if so.
24520 Remove arg ALTERED. Don't deal with altered regs here. All callers
24522 (simplify_using_initial_values): Deal with altered regs here and track
24523 more precisely the effect they have on the validity of our expression.
24525 * loop-iv.c (simplify_using_condition): A condition of the form
24526 (EQ REG CONST) can be used to simply make a substitution.
24527 (simplify_using_initial_values): Keep track of conditions we have seen
24528 and keep using them to simplify new expressions, while applying the
24529 same substitutions to them as to the expression.
24531 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24532 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24535 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24536 changed. Use this when trying to improve the upper bound.
24537 Generate the comparison by using simplify_gen_relational.
24539 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24541 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24543 (simplify_using_assignment, simplify_using_initial_values): Call
24544 replace_in_expr to make replacements. Call replace_single_def_regs
24545 once on the initial version of the expression.
24547 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24550 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24552 2009-03-31 Richard Guenther <rguenther@suse.de>
24554 PR middle-end/31029
24555 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24556 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24558 2009-03-31 Richard Guenther <rguenther@suse.de>
24560 * tree.h (div_if_zero_remainder): Declare.
24561 * fold-const.c (div_if_zero_remainder): Export.
24562 * tree-ssa-forwprop.c
24563 (forward_propagate_addr_into_variable_array_index): Handle
24564 constant array index addition outside of the variable index.
24566 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24569 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24570 define_splits, floatunssi<mode>2): Require x87 conversions from
24571 DImode to be permitted.
24573 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24575 PR preprocessor/15638
24576 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24578 2009-03-31 Richard Guenther <rguenther@suse.de>
24580 PR middle-end/23401
24581 PR middle-end/27810
24582 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24583 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24584 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24585 a separate statement.
24586 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24587 (lookup_tmp_var): Likewise.
24588 (is_gimple_formal_tmp_or_call_rhs): Remove.
24589 (is_gimple_reg_or_call_rhs): Rename to ...
24590 (is_gimple_reg_rhs_or_call): ... this.
24591 (is_gimple_mem_or_call_rhs): Rename to ...
24592 (is_gimple_mem_rhs_or_call): ... this.
24593 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24594 DECL_GIMPLE_REG_P only if is_formal is true.
24595 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24596 for non-proper post-modify expression gimplification.
24597 (gimplify_self_mod_expr): For post-modify expressions gimplify
24598 the lvalue to a minimal lvalue.
24599 (rhs_predicate_for): Remove formal temp case.
24600 (gimplify_modify_expr_rhs): Likewise.
24601 (gimplify_addr_expr): Use is_gimple_reg.
24602 (gimplify_expr): Remove formal temp cases.
24603 (gimple_regimplify_operands): Likewise.
24604 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24605 and FILTER_EXPR like constants.
24606 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24608 (is_gimple_formal_tmp_rhs): Remove.
24609 (is_gimple_reg_rhs): Remove special casing.
24610 (is_gimple_mem_rhs): Fix.
24611 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24612 (is_gimple_formal_tmp_var): Remove.
24613 (is_gimple_formal_tmp_reg): Likewise.
24614 (is_gimple_min_lval): Allow invariant component ref parts.
24615 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24616 is_gimple_formal_tmp_reg): Remove declarations.
24617 * tree-cfg.c (verify_expr): Verify that variables with address
24618 taken do not have DECL_GIMPLE_REG_P set.
24619 * tree-mudflap.c (mf_build_check_statement_for): Use
24620 force_gimple_operand instead of gimplify_expr.
24622 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24624 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24625 schedulable rows to compute_split_row.
24627 2009-03-31 Ben Elliston <bje@au.ibm.com>
24630 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24633 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24635 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24636 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24637 * configure: Regenerate.
24638 * config.in: Regenerate.
24639 * config/rs6000/rs6000.opt (mtls-markers): Add.
24640 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24641 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24642 (tls_ld_aix, tls_ld_sysv): Likewise.
24643 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24644 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24646 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24648 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24650 2009-03-30 Jan Hubicka <jh@suse.cz>
24652 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24654 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24655 detection and label handling.
24657 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24659 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24660 left_conflicts_size.
24661 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24662 ALLOCNO_LEFT_CONFLICTS_SIZE.
24664 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24665 remove_allocno_from_bucket_and_push,
24666 allocno_spill_priority_compare, push_allocnos_to_stack,
24667 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24668 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24669 (setup_allocno_left_conflicts_num): Ditto. Rename to
24670 setup_allocno_left_conflicts_size.
24671 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24672 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24673 setup_allocno_left_conflicts_size instead of
24674 setup_allocno_left_conflicts_num.
24676 * ira-build.c (ira_create_allocno): Use
24677 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24678 ALLOCNO_LEFT_CONFLICTS_NUM.
24680 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24682 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24683 instead of DF_LR_OUT.
24685 * ira-lives.c (process_bb_node_lives): Ditto.
24687 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24688 instead of DF_LR_{OUT,IN}.
24690 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24692 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24694 2009-03-30 Jan Hubicka <jh@suse.cz>
24696 * except.c (label_to_region_map): Fix thinko.
24698 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24700 PR middle-end/38237
24701 * tree.h (tree_find_value): New declaration.
24702 * tree.c (tree_find_value): New function.
24703 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24705 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24708 * c-decl.c (struct c_binding): Add locus field.
24709 (bind): Add locus argument, set locus field from it.
24710 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24711 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24712 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24713 implicitly_declare, undeclared_variable, lookup_label,
24714 declare_label, c_make_fname_decl, c_builtin_function,
24715 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24718 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24721 * config/i386/i386.c (classify_argument): Check total size of
24724 2009-03-30 Martin Jambor <mjambor@suse.cz>
24726 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24727 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24728 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24731 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24732 seen_variable_array_ref while also traversing a union.
24734 * tree-inline.c (optimize_inline_calls): Do not call
24735 cgraph_node_remove_callees.
24736 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24737 (pass_remove_cgraph_callee_edges): New variable.
24738 * passes.c (init_optimization_passes): Add
24739 pass_remove_cgraph_callee_edges after early inlining and before all
24740 late intraprocedural passes.
24742 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24744 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24746 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24747 Fix typos in names.
24749 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24751 * combine.c (simplify_comparison): Use have_insn_for.
24752 * dojump.c (do_jump): Likewise.
24754 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24756 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24757 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24758 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24759 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24760 instead of sparc_compare_emitted.
24761 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24762 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24763 instead of sparc_compare_emitted.
24765 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24767 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24768 enter/exit cfglayout mode.
24769 (pass_partition_block): Require it.
24770 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24771 (combine_instructions): Track basic blocks instead of labels.
24772 (update_cfg_for_uncondjump): New.
24773 (try_combine): Use it. Update jumps after rescanning.
24774 (pass_combine): Require PROP_cfglayout.
24775 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24777 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24779 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24780 Provide/destroy PROP_cfglayout respectively.
24781 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24782 * tree-pass.h (PROP_cfglayout): New.
24784 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24786 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24787 fold_convert_const_fixed_from_fixed,
24788 fold_convert_const_fixed_from_int,
24789 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24790 set TREE_CONSTANT_OVERFLOW.
24791 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24792 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24794 2009-03-30 Ira Rosen <irar@il.ibm.com>
24796 * tree-vect-loop-manip.c: New file.
24797 * tree-vectorizer.c: Update documentation and included files.
24798 (vect_loop_location): Make extern.
24799 (rename_use_op): Move to tree-vect-loop-manip.c
24800 (rename_variables_in_bb, rename_variables_in_loop,
24801 slpeel_update_phis_for_duplicate_loop,
24802 slpeel_update_phi_nodes_for_guard1,
24803 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24804 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24805 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24806 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24807 find_loop_location): Likewise.
24808 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24809 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24810 get_vectype_for_scalar_type, vect_is_simple_use,
24811 supportable_widening_operation, supportable_narrowing_operation):
24813 (bb_in_loop_p): Move to tree-vect-loop.c.
24814 (new_loop_vec_info, destroy_loop_vec_info,
24815 reduction_code_for_scalar_code, report_vect_op,
24816 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24817 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24818 (vect_supportable_dr_alignment): Likewise.
24819 * tree-vectorizer.h (tree-data-ref.h): Include.
24820 (vect_loop_location): Declare.
24821 Reorganize function declarations according to the new file structure.
24822 * tree-vect-loop.c: New file.
24823 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24824 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24825 * tree-vect-data-refs.c: New file.
24826 * tree-vect-patterns.c (timevar.h): Don't include.
24827 * tree-vect-stmts.c: New file.
24828 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24829 tree-vect-slp.c, tree-vect-loop.c.
24830 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24831 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24832 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24833 (tree-vect-analyze.o): Remove.
24834 (tree-vect-transform.o): Likewise.
24835 (tree-vect-data-refs.o): Add rule.
24836 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24837 tree-vect-slp.o): Likewise.
24838 (tree-vect-patterns.o): Remove redundant dependencies.
24839 (tree-vectorizer.o): Likewise.
24840 * tree-vect-slp.c: New file.
24842 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24844 * optc-gen.awk: Warn if an option flag has multiple different
24847 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24849 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24850 -floop-block): Document dependences on PPL, CLooG and Graphite.
24852 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24854 PR rtl-optimization/323
24855 * c-common.c (c_fully_fold, convert_and_check,
24856 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24857 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24858 * c-common.def (EXCESS_PRECISION_EXPR): New.
24859 * c-cppbuiltin.c (builtin_define_float_constants): Define
24860 constants with enough digits for long double.
24861 * c-lex.c (interpret_float): Interpret constant with excess
24862 precision where appropriate.
24863 * c-opts.c (c_common_post_options): Set
24864 flag_excess_precision_cmdline. Give an error for
24865 -fexcess-precision=standard for C++ for processors where the
24866 option is significant.
24867 * c-parser.c (c_parser_conditional_expression): Handle excess
24868 precision in condition.
24869 * c-typeck.c (convert_arguments): Handle arguments with excess
24871 (build_unary_op): Move excess precision outside operation.
24872 (build_conditional_expr): Likewise.
24873 (build_compound_expr): Likewise.
24874 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24875 (build_modify_expr): Handle excess precision in RHS.
24876 (convert_for_assignment): Handle excess precision in converted
24878 (digest_init, output_init_element, process_init_element): Handle
24879 excess precision in initializer.
24880 (c_finish_return): Handle excess precision in return value.
24881 (build_binary_op): Handle excess precision in operands and add
24882 excess precision as needed for operation.
24883 * common.opt (-fexcess-precision=): New option.
24884 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24885 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24886 For standard excess precision, output explicit conversion to and
24887 truncation from XFmode.
24888 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24889 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24890 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24891 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24892 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24893 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24894 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24895 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24896 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24897 define_splits, sqrt<mode>2): Disable where appropriate for
24898 standard excess precision.
24899 * convert.c (convert_to_real): Do not shorten arithmetic to type
24900 for which excess precision would be used.
24901 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24902 * doc/invoke.texi (-fexcess-precision=): Document option.
24903 (-mfpmath=): Correct index entry.
24904 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24905 flag_excess_precision): New.
24906 * langhooks.c (lhd_post_options): Set
24907 flag_excess_precision_cmdline.
24908 * opts.c (common_handle_option): Handle -fexcess-precision=.
24909 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24910 init_excess_precision): New.
24911 (lang_dependent_init_target): Call init_excess_precision.
24912 * tree.c (excess_precision_type): New.
24913 * tree.h (excess_precision_type): Declare.
24915 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24918 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24919 non-lvalue to component.
24921 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24923 PR preprocessor/34695
24924 * Makefile.in (c-opts.o): Depend on c-tree.h.
24925 * c-common.c: Move down include of diagnostic.h.
24926 (done_lexing, c_cpp_error): New.
24927 * c-common.h (done_lexing): Declare.
24928 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24930 * c-opts.c: Include c-tree.h.
24931 (c_common_init_options): Set preprocessor error callback.
24932 (c_common_handle_option): Do not set preprocessor
24933 inhibit_warnings, warnings_are_errors, warn_system_headers,
24934 pedantic_errors or inhibit_warnings flags.
24935 (c_common_post_options): Do not check cpp_errors (parse_in).
24936 (c_common_finish): Do not output dependencies if there were
24937 errors. Do not check return value of cpp_finish.
24938 * c-ppoutput.c (pp_file_change): Set input_location.
24939 * c-tree.h (c_cpp_error): Declare.
24940 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24942 (diagnostic_build_prefix): Check override_column.
24943 * diagnostic.h (diagnostic_info): Add override_column field.
24944 (diagnostic_override_column): Define.
24946 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24948 * c-common.c (c_expand_expr, c_staticp): Remove.
24949 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24950 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24951 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24952 * c-gimplify.c (gimplify_compound_literal_expr,
24953 optimize_compound_literals_in_ctor): Remove.
24954 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24955 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24956 * c-semantics.c (emit_local_var): Remove.
24958 * langhooks-def.h (lhd_expand_expr): Remove.
24959 * langhooks.c (lhd_expand_expr): Remove.
24960 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24962 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24963 handling from c-semantics.c; don't call into langhook.
24964 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24965 * gimplify.c (gimplify_compound_literal_expr,
24966 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24967 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24968 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24969 as was done in c-gimplify.c.
24970 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24971 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24972 Move from c-common.h.
24973 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24975 * tree.c (staticp): Do not call langhook.
24976 * langhooks.c (lhd_staticp): Delete.
24977 * langhooks-def.h (lhd_staticp): Delete prototype.
24978 (LANG_HOOKS_STATICP): Delete.
24979 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24981 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24982 instead of DECL_STMTs.
24984 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24992 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24994 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24995 contained expression.
24996 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24997 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24998 conditional expressions for C.
24999 (decl_constant_value_for_optimization): Move from
25000 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25001 whether optimizing and that the expression is a VAR_DECL not of
25002 array type instead of doing such checks in the caller. Do not
25003 check pedantic. Call gcc_unreachable for C++.
25004 * c-common.def (C_MAYBE_CONST_EXPR): New.
25005 * c-common.h (c_fully_fold, c_save_expr,
25006 decl_constant_value_for_optimization): New prototypes.
25007 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25008 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25009 EXPR_INT_CONST_OPERANDS): Define.
25010 * c-convert.c (convert): Strip nops from expression.
25011 * c-decl.c (groktypename): Take extra parameters expr and
25012 expr_const_operands. Update call to grokdeclarator.
25013 (start_decl): Update call to grokdeclarator. Add statement for
25014 expressions used in type of decl.
25015 (grokparm): Update call to grokdeclarator.
25016 (push_parm_decl): Update call to grokdeclarator.
25017 (build_compound_literal): Add parameter non_const and build a
25018 C_MAYBE_COSNT_EXPR if applicable.
25019 (grokdeclarator): Take extra parameters expr and
25020 expr_const_operands. Track expressions used in declaration
25021 specifiers and declarators. Fold array sizes and track whether
25022 they are constant expressions and whether they are integer
25023 constant expressions.
25024 (parser_xref_tag): Set expr and expr_const_operands fields in
25026 (grokfield): Update call to grokdeclarator.
25027 (start_function): Update call to grokdeclarator.
25028 (build_null_declspecs): Set expr and expr_const_operands fields in
25030 (declspecs_add_type): Handle expressions in typeof specifiers.
25031 * c-parser.c (c_parser_declspecs): Set expr and
25032 expr_const_operands fields for declaration specifiers.
25033 (c_parser_enum_specifier): Likewise.
25034 (c_parser_struct_or_union_specifier): Likewise.
25035 (c_parser_typeof_specifier): Likewise. Update call to
25036 groktypename. Fold expression as needed. Return expressions with
25037 type instead of adding statements.
25038 (c_parser_attributes): Update calls to c_parser_expr_list.
25039 (c_parser_statement_after_labels): Fold expression before passing
25040 to objc_build_throw_stmt.
25041 (c_parser_condition): Fold expression.
25042 (c_parser_asm_operands): Fold expression.
25043 (c_parser_conditional_expression): Use c_save_expr. Update call
25044 to build_conditional_expr.
25045 (c_parser_alignof_expression): Update call to groktypename.
25046 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25047 original_code. Fold expression argument of va_arg. Create
25048 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25049 argument to va_arg. Update calls to groktypename. Fold array
25050 index for offsetof. Verify that first argument to
25051 __builtin_choose_expr has integer type.
25052 (c_parser_postfix_expression_after_paren_type): Update calls to
25053 groktypename and build_compound_literal. Handle expressions with
25054 side effects in type name.
25055 (c_parser_postfix_expression_after_primary): Update call to
25056 c_parser_expr_list. Set original_code for calls to
25057 __builtin_constant_p.
25058 (c_parser_expr_list): Take extra parameter fold_p. Fold
25059 expressions if requested.
25060 (c_parser_objc_type_name): Update call to groktypename.
25061 (c_parser_objc_synchronized_statement): Fold expression.
25062 (c_parser_objc_receiver): Fold expression.
25063 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25064 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25065 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25066 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25067 (struct c_typespec): Add elements expr and expr_const_operands.
25068 (struct c_declspecs): Add elements expr and expr_const_operands.
25069 (groktypename, build_conditional_expr, build_compound_literal):
25071 (in_late_binary_op): Declare.
25072 * c-typeck.c (note_integer_operands): New function.
25073 (in_late_binary_op): New variable.
25074 (decl_constant_value_for_broken_optimization): Move to c-common.c
25075 and rename to decl_constant_value_for_optimization.
25076 (default_function_array_conversion): Do not strip nops.
25077 (default_conversion): Do not call
25078 decl_constant_value_for_broken_optimization.
25079 (build_array_ref): Do not fold result.
25080 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25081 result when operand is a VLA.
25082 (c_expr_sizeof_type): Update call to groktypename. Handle
25083 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25084 result when operand names a VLA type.
25085 (build_function_call): Update call to build_compound_literal.
25086 Only fold result for calls to __builtin_* functions. Strip
25087 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25088 the function designator.
25089 (convert_arguments): Fold arguments. Update call to
25090 convert_for_assignment.
25091 (build_unary_op): Handle increment and decrement of
25092 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25093 decrement earlier. Fold operand of increment and decrement.
25094 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25095 built for integer operand. Wrap returns that are INTEGER_CSTs
25096 without being integer constant expressions or that have integer
25097 constant operands without being INTEGER_CSTs.
25098 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25099 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25100 result is an integer constant expression or can be used in
25101 unevaluated parts of one and avoid folding and wrap as
25102 appropriate. Fold operands before possibly doing -Wsign-compare
25104 (build_compound_expr): Wrap result for C99 if operands can be used
25105 in integer constant expressions.
25106 (build_c_cast): Update call to digest_init. Do not ignore
25107 overflow from casting floating-point constants to integers. Wrap
25108 results that could be confused with integer constant expressions,
25109 null pointer constants or floating-point constants.
25110 (c_cast_expr): Update call to groktypename. Handle expressions
25111 included in type name.
25112 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25113 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25114 Update calls to convert_for_assignment.
25115 (convert_for_assignment): Take new parameter
25116 null_pointer_constant. Do not strip nops or call
25117 decl_constant_value_for_broken_optimization. Set
25118 in_late_binary_op for conversions to boolean.
25119 (store_init_value): Update call to digest_init.
25120 (digest_init): Take new parameter null_pointer_constant. Do not
25121 call decl_constant_value_for_broken_optimization. pedwarn for
25122 initializers not constant expressions. Update calls to
25123 convert_for_assignment.
25124 (constructor_nonconst): New.
25125 (struct constructor_stack): Add nonconst element.
25126 (really_start_incremental_init, push_init_level, pop_init_level):
25127 Handle constructor_nonconst and nonconst element.
25128 (set_init_index): Call constant_expression_warning for array
25130 (output_init_element): Fold value. Set constructor_nonconst as
25131 applicable. pedwarn for initializers not constant expressions.
25132 Update call to digest_init. Call constant_expression_warning
25133 where constant initializers are required.
25134 (process_init_element): Use c_save_expr.
25135 (c_finish_goto_ptr): Fold expression.
25136 (c_finish_return): Fold return value. Update call to
25137 convert_for_assignment.
25138 (c_start_case): Fold switch expression.
25139 (c_process_expr_stmt): Fold expression.
25140 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25141 ensure statement expression is not evaluated in constant expression.
25142 (build_binary_op): Track whether results are integer constant
25143 expressions or may occur in such, disable folding and wrap results
25144 as applicable. Fold operands for -Wsign-compare warnings unless
25146 (c_objc_common_truthvalue_conversion): Handle results folded to
25147 integer constants that are not integer constant expressions.
25148 * doc/extend.texi: Document when typeof operands are evaluated,
25149 that condition of __builtin_choose_expr is an integer constant
25150 expression, and more about use of __builtin_constant_p in
25153 2009-03-29 Richard Guenther <rguenther@suse.de>
25155 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25156 propagate addresses of array references.
25158 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25160 * regmove.c (perhaps_ends_bb_p): Remove.
25161 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25162 from INSN and check that the main loop stays within that basic block.
25163 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25164 (regmove_forward_pass): Split out from regmove_optimize. Use
25165 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25166 (regmove_backward_pass): Split out from regmove_optimize. Use
25167 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25168 (regmove_optimize): Simplify.
25170 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25173 * config/i386/i386.c (classify_argument): Ignore flexible array
25174 member in struct and warn ABI change.
25176 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25178 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25180 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25181 (ix86_adjust_cost): Updated.
25183 2009-03-29 Jan Hubicka <jh@suse.cz>
25185 PR middle-end/28850
25186 * tree-pass.h (pass_cleanup_eh): New function.
25187 (remove_unreachable_regions): Break code handling RTL
25188 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25189 that can not be reached by runtime.
25190 (can_be_reached_by_runtime): New function.
25191 (label_to_region_map): New function.
25192 (num_eh_regions): New function.
25193 (rtl_remove_unreachable_regions): New function.
25194 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25195 (remove_eh_region): New function.
25196 * except.h: Include sbitmap and vecprim.
25197 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25198 num_eh_regions): Declare.
25199 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25200 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25201 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25202 (tree_empty_eh_handler_p): New function.
25203 (cleanup_empty_eh): New function.
25204 (cleanup_eh): New function.
25205 (pass_cleanup_eh): New function.
25207 2009-03-29 Jan Hubicka <jh@suse.cz>
25209 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25210 for removed regions.
25212 2009-03-29 Jan Hubicka <jh@suse.cz>
25214 * except.c (dump_eh_tree): Dump all datastructures.
25216 2009-03-29 Jan Hubicka <jh@suse.cz>
25218 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25219 (duplicate_eh_regions_1): Likewise.
25220 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25221 vector; call EH verification.
25222 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25223 Be ready for region being removed.
25225 2009-03-29 Jan Hubicka <jh@suse.cz>
25227 * bitmap.c (bitmap_last_set_bit): New function.
25228 * bitmap.h (bitmap_last_set_bit): Declare.
25230 2009-03-29 David Ayers <ayers@fsfe.org>
25233 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25234 by calling objc_compare_types and surpress warnings about
25235 incompatible C pointers that are compatible ObjC pointers.
25237 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25239 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25240 call initialize_inline_failed.
25241 (initialize_inline_failed): Move it from here ...
25242 * cgraph.c (initialize_inline_failed): ... to here.
25243 (cgraph_create_edge): Call initialize_inline_failed rather than
25244 setting inline_failed directly.
25246 2009-03-29 Ben Elliston <bje@au.ibm.com>
25249 * sysv4.opt (msdata): Improve comment.
25250 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25251 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25253 2009-03-29 Ben Elliston <bje@au.ibm.com>
25256 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25257 load and store attributes.
25259 2009-03-29 Ben Elliston <bje@au.ibm.com>
25261 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25262 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25263 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25264 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25265 __builtin_infq and __builtin_huge_valq.
25267 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25269 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25271 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25272 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25274 2009-03-28 Xinliang David Li <davidxl@google.com>
25276 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25277 (do_dbg_cnt): New function.
25279 2009-03-28 Jan Hubicka <jh@suse.cz>
25281 Merge from pretty-ipa:
25283 2009-03-27 Jan Hubicka <jh@suse.cz>
25285 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25286 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25287 * passes.c (function_called_by_processed_nodes_p): New.
25288 * ipa-pure-const.c (check_call): Fix handling of operands.
25289 (analyze_function): Dump debug output for skipped bodies.
25290 (local_pure_const): Use function_called_by_processed_nodes_p.
25291 * dwarf2out.c (reference_to_unused): Use output.
25292 * passes.c (do_per_function_toporder): Likewise.
25294 2008-11-12 Jan Hubicka <jh@suse.cz>
25296 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25297 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25298 state_set_in_source enum
25299 (check_decl): Ignore memory tags; do not set fake looping flags;
25301 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25302 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25303 (check_call, analyze_function): Rewrite.
25305 (add_new_function): Update call of analyze_function.
25306 (generate_summary): Add call of analyze_function.
25307 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25308 (local_pure_const): New function.
25309 (pass_local_pure_const): New pass.
25310 * ipa-inline.c (inline_transform): Set after_inlining.
25311 * tree-eh.c (stmt_can_throw_external): New.
25312 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25313 work with aliasing built.
25314 * tree-flow.h (stmt_can_throw_external): New.
25315 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25316 and local pure/const pass in early and late optimization queue.
25318 2009-03-28 Martin Jambor <mjambor@suse.cz>
25320 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25322 (fold_binary): Allow function decl aligment consideration is the
25323 second argument is integer constant one.
25324 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25325 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25326 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25328 2009-03-28 Jan Hubicka <jh@suse.cz>
25330 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25331 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25332 * function.h (rtl_data): Add nothrow flag.
25333 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25334 set DECL_NOTHROW for AVAILABLE functions.
25336 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25338 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25339 following vector keyword has expansion starting with pixel or bool
25340 keyword, expand vector to __vector and pixel or bool to __pixel or
25344 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25345 warn_if_disallowed_function_p): Removed.
25346 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25347 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25348 warning_if_disallowed_function_p.
25349 * flags.h (warn_if_disallowed_function_p,
25350 warn_disallowed_functions): Removed.
25351 * common.opt (Wdisallowed-function-list=): Removed.
25352 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25354 2009-03-28 Richard Guenther <rguenther@suse.de>
25356 PR tree-optimization/38723
25357 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25360 2009-03-28 Jan Hubicka <jh@suse.cz>
25362 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25363 test introduced by my previous patch.
25365 2009-03-28 Richard Guenther <rguenther@suse.de>
25367 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25368 the PHIs value undefined.
25370 2009-03-28 Jan Hubicka <jh@suse.cz>
25372 * tree-pass.h (pass_fixup_cfg): New pass.
25373 * ipa-inline.c (inline_transform): Set
25374 always_inline_functions_inlined/after_inlining.
25375 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25376 (pass_fixup_cfg): New pass.
25377 * passes.c (init_optimization_passes): Add fixup_cfg.
25379 2009-03-28 Richard Guenther <rguenther@suse.de>
25381 PR tree-optimization/38458
25382 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25383 argument use the arguments copy-of value.
25385 2009-03-28 Richard Guenther <rguenther@suse.de>
25387 PR tree-optimization/38180
25388 * tree-ssa-ccp.c (get_default_value): Simplify.
25389 (likely_value): Likewise.
25390 (surely_varying_stmt_p): Properly handle VOP case.
25391 (ccp_initialize): Likewise.
25392 (ccp_fold): Handle propagating through *&.
25393 (fold_const_aggregate_ref): Also handle decls.
25395 2009-03-28 Jan Hubicka <jh@suse.cz>
25397 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25398 * cgraph.h (cgraph_node): Likewise.
25399 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25400 (cgraph_reset_node): Use process flag.
25401 (cgraph_mark_functions_to_output): Likewise.
25402 (cgraph_expand_function): Likewise.
25403 (cgraph_expand_all_functions): Likewise.
25404 (cgraph_output_in_order): Likewise.
25405 * dwarf2out.c (reference_to_unused): Likewise.
25406 * passes.c do_per_function_toporder): Likewise.
25408 2009-03-28 Jan Hubicka <jh@suse.cz>
25410 Bring from lto-branch:
25412 2008-09-03 Doug Kwan <dougkwan@google.com>
25414 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25415 enums instead of reason strings.
25416 * cgraph.c (cgraph_create_edge): Same.
25417 (cgraph_inline_failed_string): New function.
25418 * cgraph.h (cgraph_inline_failed_t): New enum type.
25419 (cgraph_inline_failed_string): New prototype.
25420 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25421 char pointer to cgraph_inline_failed_t.
25422 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25423 (cgraph_default_inline_p): Ditto.
25424 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25425 to cgraph_inline_failed_t pointer.
25426 * cif-code.def: New file.
25427 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25429 (cgraph_check_inline_limits): Change type of REASON to pointer to
25430 cgraph_inline_failed_t. Replace reason strings with enums.
25431 (cgraph_default_inline_p): Ditto.
25432 (cgraph_recursive_inlining_p): Ditto.
25433 (update_caller_keys): Change type of FAILED_REASON to
25434 cgraph_inline_failed_t.
25435 (cgraph_set_inline_failed): Change type of REASON to pointer to
25436 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25437 convert enums to strings for text output.
25438 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25439 to be of type cgraph_inline_failed_t. Replace reason strings with
25440 enums. Call cgraph_inline_failed_string to covert enums
25441 to strings for text output.
25442 (cgraph_decide_inlining): Replace reason strings with enums.
25443 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25444 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25446 * tree-inline.c (expand_call_inline): Change type of REASON
25447 to cgraph_inline_failed_t. Replace reason strings with enums.
25448 Call cgraph_inline_failed_string for text output.
25449 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25452 2009-03-28 Jan Hubicka <jh@suse.cz>
25454 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25455 cgraph_clone_node): Remove master clone handling.
25456 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25457 * cgraph.h (master_clone): Remove.
25458 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25459 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25460 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25462 2009-03-28 Jan Hubicka <jh@suse.cz>
25464 * cgraph.c (cgraph_function_body_availability): Functions declared
25465 inline are always safe to assume that it is not going to be replaced.
25467 2009-03-28 Richard Guenther <rguenther@suse.de>
25469 PR tree-optimization/38513
25470 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25471 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25472 EXC_PTR_EXPR and FILTER_EXPR.
25473 (get_ref_from_reference_ops): Likewise.
25475 2009-03-28 Richard Guenther <rguenther@suse.de>
25477 PR tree-optimization/38968
25478 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25479 Use FLOOR_MOD_EXPR to compute misalignment.
25481 2009-03-28 Richard Guenther <rguenther@suse.de>
25483 PR tree-optimization/37795
25484 * tree.h (combine_comparisons): Declare.
25485 * fold-const.c (combine_comparisons): Export.
25486 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25488 (ifcombine_iforif): Use combine_comparisons.
25490 2009-03-28 Jan Hubicka <jh@suse.cz>
25492 * tree-eh.c (inlinable_call_p): New function.
25493 (make_eh_edges): Use it.
25494 (verify_eh_edges): Use it.
25495 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25496 * except.c (reachable_next_level): Add inlinable_function argument
25497 (sjlj_find_directly_reachable_regions): Update.
25498 (add_reachable_handler): Do not set saw_any_handlers.
25499 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25500 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25501 Add new inlinable call parameter.
25502 (can_throw_internal, can_throw_external): Update.
25503 * except.h (can_throw_internal_1, can_throw_external_1,
25504 foreach_reachable_handler): Update declaration.
25506 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25508 * config/arm/t-arm-coff, config/h8300/coff.h,
25509 config/i386/i386-aout.h, config/i386/i386-coff.h,
25510 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25511 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25512 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25513 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25514 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25515 sys-types.h: Remove.
25516 * Makefile.in: Remove protoize and fixproto support and references
25518 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25519 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25521 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25522 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25523 unprotoize$(exeext).
25524 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25525 (.PHONY): Don't depend on proto.
25526 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25527 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25528 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25529 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25530 build/gen-protos.o, build/scan.o, xsys-protos.h,
25531 build/fix-header$(build_exeext), build/fix-header.o,
25532 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25533 stmp-install-fixproto): Remove.
25534 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25535 SYSCALLS.c or fixproto files.
25536 (install-common): Don't install protoize.
25537 (install-headers-tar, install-headers-cpio, install-headers-cp):
25538 Don't depend on $(STMP_FIXPROTO).
25539 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25540 install fixproto files or write out fixproto settings.
25541 (uninstall): Don't uninstall protoize.
25542 * config.gcc (use_fixproto): Remove.
25543 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25544 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25545 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25546 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25547 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25548 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25549 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25550 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25551 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25552 * config/t-vxworks (STMP_FIXPROTO): Remove.
25553 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25554 STMP_FIXPROTO): Remove.
25555 * config.in, configure: Regenerate.
25556 * crtstuff.c (gid_t, uid_t): Don't undefine.
25557 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25558 (arm-*-coff, arm-*-aout: Remove target entries.
25559 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25560 Remove mention of AIX 4.1.
25561 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25562 * doc/invoke.texi (Running Protoize): Remove.
25563 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25564 (Protoize Caveats): Remove.
25565 * tsystem.h: Update comments on headers assumed to exist.
25567 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25569 * genautomata.c: Add a new year to the copyright. Add a new
25571 (struct insn_reserv_decl): Add comments for member bypass_list.
25572 (find_bypass): Remove.
25573 (insert_bypass): New.
25574 (process_decls): Use insert_bypass.
25575 (output_internal_insn_latency_func): Output all bypasses with the
25576 same input insn in one switch case.
25578 * rtl.def (define_bypass): Describe bypass choice.
25579 * doc/md.texi (define_bypass): Ditto.
25581 2009-03-27 Richard Guenther <rguenther@suse.de>
25583 * gimplify.c (mark_addressable): Export.
25584 * tree-flow.h (mark_addressable): Declare.
25585 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25586 * tree-ssa.c (verify_phi_args): Verify that address taken
25587 variables have TREE_ADDRESSABLE set.
25589 2009-03-27 Richard Guenther <rguenther@suse.de>
25591 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25592 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25593 Do not mark decls TREE_ADDRESSABLE.
25594 (build_fold_addr_expr): Adjust.
25595 (fold_addr_expr): Remove.
25596 (fold_unary): Use build_fold_addr_expr.
25597 (fold_comparison): Likewise.
25598 (split_address_to_core_and_offset): Likewise.
25599 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25601 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25602 (gimplify_modify_expr_to_memcpy): Mark source and destination
25604 * omp-low.c (create_omp_child_function): Mark the object decl
25606 (lower_rec_input_clauses): Mark the var we take the address of
25608 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25610 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25612 PR middle-end/39315
25613 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25614 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25616 2009-03-27 Richard Guenther <rguenther@suse.de>
25618 PR tree-optimization/39120
25619 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25621 (handle_lhs_call): Process return constraints. Add escape
25622 constraints if necessary.
25623 (handle_const_call): Fill out return constraints. Make nested
25624 case more precise. Avoid consttmp if possible.
25625 (handle_pure_call): Fill out return constraints. Avoid
25626 callused if possible.
25627 (find_func_aliases): Simplify call handling.
25629 2009-03-27 Richard Guenther <rguenther@suse.de>
25631 PR tree-optimization/39120
25632 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25633 as a representative.
25634 (solve_graph): Do propagate CALLUSED.
25635 (handle_pure_call): Use a scalar constraint from CALLUSED for
25637 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25640 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25643 * c-common.c (handle_aligned_attribute): Properly check alignment
25644 overflow. Use (1U << i) instead of (1 << i).
25646 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25648 * expr.h (get_mem_align_offset): Updated.
25650 * tree.h (tree_decl_common): Change align to "unsigned int" and
25651 move it before pointer_alias_set.
25653 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25654 Jakub Jelinek <jakub@redhat.com>
25657 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25658 gr_register_operand with gr_reg_or_0_operand.
25659 (cmpxchg_rel_di): Likewise.
25660 (sync_lock_test_and_set<mode>): Likewise.
25662 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25664 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25665 (true_regnum): Likewise.
25667 * rtlanal.c (subreg_info): Moved to ...
25668 * rtl.h (subreg_info): Here. New.
25669 (subreg_get_info): New.
25671 * rtlanal.c (subreg_get_info): Make it extern.
25673 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25676 * config/i386/i386.c (ix86_abi): New.
25677 (override_options): Handle -mabi=.
25678 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25679 (ix86_call_abi_override): Likewise.
25680 (init_cumulative_args): Likewise.
25681 (function_arg_advance): Likewise.
25682 (function_arg_64): Likewise.
25683 (function_arg): Likewise.
25684 (ix86_pass_by_reference): Likewise.
25685 (ix86_function_value_regno_p): Likewise.
25686 (ix86_build_builtin_va_list_abi): Likewise.
25687 (setup_incoming_varargs_64): Likewise.
25688 (is_va_list_char_pointer): Likewise.
25689 (ix86_init_machine_status): Likewise.
25690 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25691 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25692 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25693 (ix86_function_abi): Make it static and return enum calling_abi.
25694 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25696 (ix86_fn_abi_va_list): Updated.
25698 * config/i386/i386.h (ix86_abi): New.
25699 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25700 (CONDITIONAL_REGISTER_USAGE): Likewise.
25701 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25702 (machine_function): Likewise.
25704 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25706 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25707 (STACK_BOUNDARY): Likewise.
25708 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25710 * config/i386/i386.opt (mabi=): New.
25712 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25713 return enum calling_abi.
25714 (ix86_function_type_abi): Likewise.
25715 (ix86_function_abi): Removed.
25717 * doc/invoke.texi: Document -mabi= option for x86.
25719 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25721 * builtins.c (real_dconstp): Delete.
25722 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25724 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25725 Jakub Jelinek <jakub@redhat.com>
25728 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25729 (gen_subprogram_die): When a function is explicit, generate the
25730 DW_AT_explicit attribute.
25731 * langhooks.h (struct lang_hooks_for_decls): Add
25732 function_decl_explicit_p langhook.
25733 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25734 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25736 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25738 * builtins.c (fold_builtin_memory_op): Optimize memmove
25739 into memcpy if we can prove source and destination don't overlap.
25741 * tree-inline.c: Include gt-tree-inline.h.
25742 (clone_fn_id_num): New variable.
25743 (clone_function_name): New function.
25744 (tree_function_versioning): Use it.
25745 * Makefile.in (GTFILES): Add tree-inline.c.
25747 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25749 * BASE-VER: Change to 4.5.0.
25751 2009-03-27 Xinliang David Li <davidxl@google.com>
25753 PR tree-optimization/39557
25754 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25756 2009-03-27 Xinliang David Li <davidxl@google.com>
25758 PR tree-optimization/39548
25759 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25762 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25764 * c-common.c (pointer_int_sum): Use %wd on return from
25767 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25769 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25770 on return from tree_low_cst.
25772 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25775 * ginclude/stdarg.h (va_copy): Define also for
25776 __GXX_EXPERIMENTAL_CXX0X__.
25778 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25781 * builtins.h (c_strlen): Do not warn here.
25782 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25783 * c-common.c (pointer_int_sum): Take an explicit location.
25784 Warn about offsets out of bounds.
25785 * c-common.h (pointer_int_sum): Adjust declaration.
25787 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25789 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25792 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25795 * opts.c (warn_if_disallowed_function_p): Don't assume
25796 get_callee_fndecl must return non-NULL.
25798 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25800 PR rtl-optimization/39522
25801 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25802 when reg_reloaded_valid is set.
25804 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25806 * config/spu/divv2df3.c: New file.
25807 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25808 (DPBIT_FUNCS): Filter out _div_df.
25810 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25812 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25813 a jump insn, count that jump in the distance to the loop start.
25815 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25818 * config/sh/sh.c (calc_live_regs): Fix condition for global
25819 registers except PIC_OFFSET_TABLE_REGNUM.
25821 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25824 * doc/invoke.texi (-mconsole): New.
25826 (-mno-cygwin): New.
25828 (-mnop-fun-dllimport): New.
25832 (sub section "i386 and x86-64 Windows Options"): New.
25834 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25836 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25837 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25839 2009-03-25 Richard Guenther <rguenther@suse.de>
25841 PR middle-end/39497
25842 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25845 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25847 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25848 neither of haifa/selective schedulers are working.
25850 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25852 * doc/invoke.texi (Debugging Options): Fix description of
25853 -fno-merge-debug-strings.
25855 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25857 * config/cris/libgcc.ver: New version-script.
25858 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25860 * configure.ac <GAS features, nop mnemonic>: Add pattern
25861 crisv32-*-* for "nop".
25862 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25863 * configure: Regenerate.
25865 2009-03-24 Ira Rosen <irar@il.ibm.com>
25867 PR tree-optimization/39529
25868 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25869 mark_sym_for_renaming for the tag copied to the new vector
25872 2009-03-24 Arthur Loiret <aloiret@debian.org>
25874 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25875 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25876 EXTRA_SPEC_FUNCTIONS.
25877 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25878 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25879 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25880 -march and -mtune options.
25882 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25884 * config/m68k/t-rtems: Add m5329 multilib.
25886 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25887 Jakub Jelinek <jakub@redhat.com>
25890 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25893 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25896 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25897 instead of c_parser_expression_conv, if original_code isn't one of the
25898 4 allowed comparison codes, fail.
25900 2009-03-23 Richard Guenther <rguenther@suse.de>
25902 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25903 * tree.h (struct tree_type): Likewise.
25904 * reload.h (struct insn_chain): Likewise.
25905 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25906 * function.h (struct function): Likewise.
25907 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25909 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25911 PR tree-optimization/39516
25912 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25914 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25916 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25917 should be set true if BITS_PER_WORD of target is bigger than 32
25919 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25921 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25922 Translate -B-options to -rpath-link. Correct existing
25923 rpath-link and conditionalize on !nostdlib.
25925 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25927 * doc/extend.texi (Function Attributes, Variable Attributes):
25929 * doc/invoke.texi (Debugging Options, Optimize Options)
25930 (i386 and x86-64 Options, MCore Options): Likewise.
25932 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25935 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25936 it for block local namespace aliases.
25937 (gen_decl_die): Pass context_die to gen_namespace_die.
25939 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25942 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25943 minimum or maximum value.
25945 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25947 * reginfo.c (globalize_reg): Recompute derived reg sets.
25949 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25952 * libgcc2.c (mprotect): Do not use signed arguments for
25953 VirtualProtect, use DWORD arguments. Also fix the 'may
25954 be used uninitialized' warning for the np variable.
25956 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25959 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25960 functions using regparm calling conventions when not optimizing.
25961 (ix86_function_sseregparm): Similarly for sseregparm calling
25964 2009-03-19 Li Feng <nemokingdom@gmail.com>
25966 PR middle-end/39500
25967 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25968 dependence if the first conflict is after niter iterations.
25970 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25972 PR middle-end/38609
25973 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25974 functions with dynamic stack-pointer adjustments.
25976 2009-03-19 Ben Elliston <bje@au.ibm.com>
25978 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25979 option; change to -msdata=data.
25981 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25983 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25986 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25989 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25991 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25993 * doc/invoke.texi (Code Gen Options): Expand discussion of
25996 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25998 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25999 * matrix-reorg.c (struct matrix_info): Likewise.
26000 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26001 * rtl.h (struct mem_attrs): Likewise.
26002 * df.h (struct df): Likewise.
26003 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26004 * ira-int.h (struct ira_allocno): Likewise.
26005 * df-scan.c (struct df_collection_rec): Likewise.
26006 * ira.c (struct equivalence): Likewise.
26007 * function.c (struct temp_slot): Likewise.
26008 * cfgloop.h (struct loop): Likewise.
26011 * function.c (use_register_for_decl): When not optimizing, disregard
26012 register keyword for variables with types containing methods.
26014 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26016 PR middle-end/39447
26017 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26018 (is_simple_operand): Call contains_component_ref_p before calling data
26019 reference analysis that would fail on COMPONENT_REFs.
26021 * tree-vrp.c (search_for_addr_array): Fix formatting.
26023 2009-03-18 Richard Guenther <rguenther@suse.de>
26025 * tree-vect-transform.c (vect_loop_versioning): Fold the
26026 generated comparisons.
26027 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26028 (slpeel_tree_peel_loop_to_edge): Likewise.
26030 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26032 PR middle-end/37805
26033 * opts.c (print_specific_help): In addition to `undocumented',
26034 accept `separate' and `joined' flags if passed alone. Describe
26035 output by the first matched one of those.
26036 (common_handle_option): Skip over empty strings.
26037 * gcc.c (display_help): Fix help string for `--help='.
26038 * doc/invoke.texi (Option Summary, Overall Options): With
26039 `--help=', classes and qualifiers can both be repeated, but
26040 only the latter can be negated. One should not pass only
26041 negated qualifiers. Fix markup and examples.
26044 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26045 PR middle-end/37805
26046 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26047 and -fhelp=separate.
26049 2009-03-17 Jing Yu <jingyu@google.com>
26051 PR middle-end/39378
26052 * function.h (struct rtl_data): Move is_thunk from here...
26053 (struct function): ...to here.
26054 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26055 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26057 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26059 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26060 (alpha_output_function_end_prologue): Likewise.
26061 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26062 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26063 (rs6000_output_function_epilogue): Likewise.
26064 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26066 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26069 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26070 from different units in a single alternative.
26071 (*truncdfsf_i387): Ditto.
26072 (*truncxfsf2_mixed): Ditto.
26073 (*truncxfdf2_mixed): Ditto.
26075 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26077 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26078 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26081 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26082 unused non-artificial variables when not optimizing.
26085 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26086 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26087 NAMESPACE_DECL in its DECL_INITIAL.
26089 PR middle-end/39443
26090 * optabs.c (set_user_assembler_libfunc): New function.
26091 * expr.h (set_user_assembler_libfunc): New prototype.
26092 * c-common.c: Include libfuncs.h.
26093 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26094 for memcmp, memset, memcpy, memmove and abort.
26095 * Makefile.in (c-common.o): Depend on libfuncs.h.
26098 * dwarf2out.c (gen_inlined_enumeration_type_die,
26099 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26100 gen_tagged_type_instantiation_die): Removed.
26101 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26104 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26107 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26109 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26110 (check-parallel-%): Ditto.
26111 (check-consistency): Ditto.
26113 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26115 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26116 local variable rhs by NULL_TREE.
26118 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26121 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26123 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26126 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26128 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26131 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26132 for ms->sysv ABI calls only in 64bit mode.
26134 * config/i386/i386.md (untyped_call): Support 32bit.
26136 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26138 * doc/extend.texi: Replace x86_65 with x86_64.
26140 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26142 PR tree-optimization/39455
26143 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26144 mismatches for POINTER_TYPE_P (type).
26145 (number_of_iterations_le): Likewise.
26147 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26149 * config/picochip/picochip.c: Removed profiling support.
26150 * config/picochip/picochip.md: Removed profiling instruction.
26151 * config/picochip/picochip.h: Removed profiling builtin.
26153 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26155 * doc/install.texi (--with-host-libstdcxx): Document.
26157 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26160 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26161 generate a warning if the function name does not begin with
26162 "__vector" and the function has either the 'signal' or 'interrupt'
26163 attribute, from here to ...
26164 (avr_declare_function_name): ...here. New function.
26165 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26166 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26168 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26171 * cse.c (fold_rtx): Don't modify original const_arg1 when
26172 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26173 separate variable instead.
26174 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26175 from out of range shift counts.
26176 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26178 2009-03-13 Catherine Moore <clm@codesourcery.com>
26180 * config/i386/x-mingw32 (host-mingw32.o): Replace
26181 diagnostic.h with $(DIAGNOSTIC_H).
26183 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26186 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26188 * config/i386/sync.md (sync_compare_and_swap<mode>,
26189 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26190 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26192 (sync_double_compare_and_swapdi_pic,
26193 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26194 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26196 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26199 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26201 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26204 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26205 (avx_addsubv4df3): Likewise.
26206 (*avx_addsubv4sf3): Likewise.
26207 (sse3_addsubv4sf3): Likewise.
26209 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26212 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26214 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26217 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26218 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26219 registers for allocnos created from user-defined variables.
26221 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26224 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26225 of non-integer mode as well.
26227 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26229 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26230 for functions for which the parameter types are unknown.
26232 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26235 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26236 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26237 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26238 * config/i386/i386.c (ix86_local_alignment): For
26239 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26240 long long variables on the stack to avoid dynamic realignment.
26241 Allow the first argument to be a decl rather than type.
26242 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26244 2009-03-11 Nick Clifton <nickc@redhat.com>
26247 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26249 Add description to mno-lsim option.
26250 * config/mcore/mcore.h: Remove comment about deprecated m4align
26252 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26253 * doc/invoke.texi: Add description of mno-lsim and
26254 mstack-increment options.
26256 * config/fr30/fr30.opt: Document the -mno-lsim option.
26257 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26258 and -mno-lsim options.
26260 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26262 * fold-const.c (fold_comparison): Only call fold_inf_compare
26263 if the mode supports infinities.
26265 2009-03-11 Jason Merrill <jason@redhat.com>
26268 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26269 end already did. Notice GIMPLE_CALL modifications of the result.
26270 Don't copy debug information from an ignored decl or a decl from
26273 2009-03-10 Richard Guenther <rguenther@suse.de>
26274 Nathan Froyd <froydnj@codesourcery.com>
26276 PR middle-end/37850
26277 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26278 (__divMODE3): Likewise.
26280 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26282 PR tree-optimization/39394
26283 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26284 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26286 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26288 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26289 inline asms for register asm ("") declarations.
26291 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26293 * fold-const.c (fold_unary): Fix comment.
26295 2009-03-07 Jan Hubicka <jh@suse.cz>
26298 * tree-inline.c (setup_one_parameter): Do replacement of const
26299 argument by constant in SSA form.
26301 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26303 PR middle-end/38028
26304 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26305 determine alignment passed to assign_stack_local.
26306 (assign_parms_unsplit_complex): Likewise.
26307 * except.c (sjlj_build_landing_pads): Likewise.
26309 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26311 PR middle-end/39360
26312 * tree-flow.h (add_referenced_var): Return bool instead of void.
26313 * tree-dfa.c (add_referenced_var): Return result of
26314 referenced_var_check_and_insert call.
26315 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26316 of referenced_var_check_and_insert.
26319 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26320 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26321 DIE, don't emit it if abstract origin already has it.
26322 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26323 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26325 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26327 * genpreds.c (needs_variable): Fix parentheses at variable name
26329 (write_tm_constrs_h): Indent generated code.
26331 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26333 * doc/extend.texi (Function Attributes): Add documentation
26334 for isr attributes.
26336 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26339 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26340 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26342 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26344 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26347 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26350 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26351 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26353 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26355 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26356 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26357 constants instead of magic numbers.
26358 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26360 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26361 (x86_64_ms_abi_int_parameter_registers): Ditto.
26362 (x86_64_int_return_registers): Ditto.
26363 (ix86_maybe_switch_abi): Ditto.
26364 (ix86_expand_call): Ditto for clobbered_registers array.
26365 (ix86_hard_regno_mode_ok): Ditto.
26366 (x86_extended_QIreg_mentioned_p): Ditto.
26368 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26370 PR tree-optimization/39349
26371 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26373 * combine.c (gen_lowpart_for_combine): Use omode when generating
26376 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26378 PR rtl-optimization/39235
26379 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26381 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26383 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26385 2009-03-04 Richard Guenther <rguenther@suse.de>
26387 PR tree-optimization/39362
26388 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26389 that occur in abnormal PHIs should be varying.
26391 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26393 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26395 (simple_iv): Take loop as an argument instead of statement.
26396 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26397 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26399 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26401 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26402 * matrix-reorg.c (analyze_transpose): Ditto.
26403 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26404 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26405 * tree-predcom.c (ref_at_iteration): Ditto.
26406 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26408 2009-03-04 Richard Guenther <rguenther@suse.de>
26410 PR tree-optimization/39358
26411 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26412 escaped_id and callused_id.
26413 (solve_graph): Likewise.
26415 2009-03-04 Richard Guenther <rguenther@suse.de>
26417 PR tree-optimization/39339
26418 * tree-sra.c (try_instantiate_multiple_fields): Make it
26419 no longer ICE on the above.
26421 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26423 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26424 that fits within Pmode.
26426 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26428 PR middle-end/10109
26429 * tm.texi (LIBCALL_VALUE): Update description.
26431 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26433 PR middle-end/34443
26434 * doc/extend.texi (section): Update description.
26436 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26438 PR middle-end/39345
26439 * tree-inline.c (remapped_type): New.
26440 (can_be_nonlocal): Call remapped_type instead of remap_type.
26442 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26445 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26446 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26448 2009-03-03 Richard Guenther <rguenther@suse.de>
26450 PR middle-end/39272
26451 * tree.c (tree_nonartificial_location): New function.
26452 * tree.h (tree_nonartificial_location): Declare.
26453 * builtins.c (expand_builtin_memory_chk): Provide location
26454 of the call location for artificial function pieces.
26455 (maybe_emit_chk_warning): Likewise.
26456 (maybe_emit_sprintf_chk_warning): Likewise.
26457 (maybe_emit_free_warning): Likewise.
26458 * expr.c (expand_expr_real_1): Likewise.
26460 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26462 PR tree-optimization/39343
26463 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26464 COMPONENT_REF t has ARRAY_TYPE.
26466 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26468 PR middle-end/39335
26469 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26470 when the type precision of the induction variable should be
26471 larger than the type precision of nit.
26472 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26473 * graphite.c (graphite_loop_normal_form): Same.
26474 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26476 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26478 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26479 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26480 numbers to describe clobbered registers.
26481 (*call_value_0_rex64_ms_sysv): Ditto.
26482 * config/i386/mmx.md (mmx_emms): Ditto.
26483 (mmx_femms): Ditto.
26485 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26487 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26490 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26492 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26493 (spu_section_type_flags): New function.
26495 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26497 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26498 reg_class_contents of FLOAT_REGS into a temporary.
26500 2009-03-02 Richard Guenther <rguenther@suse.de>
26501 Ira Rosen <irar@il.ibm.com>
26503 PR tree-optimization/39318
26504 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26505 information to the vectorized statement.
26507 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26509 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26510 variable. Use defined names instead of magic constants for REX SSE
26513 2009-03-01 Richard Guenther <rguenther@suse.de>
26515 PR tree-optimization/39331
26516 * omp-low.c (lower_send_shared_vars): Do not receive new
26517 values for the reference of DECL_BY_REFERENCE parms or results.
26519 2009-03-01 Jan Hubicka <jh@suse.cz>
26522 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26523 BLOCK_NONLOCALIZED_VAR): New macros.
26524 (tree_block): Add nonlocalized_vars.
26525 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26526 gen_decl_die): Add origin argument. Allow generation of die with
26527 origin at hand only.
26528 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26529 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26531 (gen_block_die): Fix checking for unused blocks.
26532 (process_scope_var): Break out from .... ; work with origins only.
26533 (decls_for_scope) ... here; process nonlocalized list.
26534 (dwarf2out_ignore_block): Look for nonlocalized vars.
26535 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26537 (dump_scope_block): Dump them.
26538 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26539 (remap_block): Likewise.
26540 (can_be_nonlocal): New predicate.
26541 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26543 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26545 * configure: Regenerate.
26547 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26549 * optc-gen.awk: No need to duplicate option flags twice.
26550 Reuse help texts for duplicate options which do not have any.
26552 * gcc.c (display_help): Document --version.
26554 * gcc.c (main): If print_help_list and verbose_flag, ensure
26555 driver output comes before subprocess output.
26557 * optc-gen.awk: Assign all remaining fields to help string,
26558 space-separated, for multi-line help in *.opt.
26560 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26561 -Wno-pedantic-ms-format is for MinGW targets only.
26563 * doc/options.texi (Option file format): Fix bad indentation,
26564 restoring dropped sentence.
26566 2009-02-28 Jan Hubicka <jh@suse.cz>
26568 * tree-inline.c (tree_function_versioning): Output debug info.
26570 2009-02-28 Jan Hubicka <jh@suse.cz>
26573 * tree-inline.c (setup_one_parameter): Do not copy propagate
26574 arguments when not optimizing.
26576 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26579 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26580 (avx_addsubv4df3): Likewise.
26581 (*avx_addsubv4sf3): Likewise.
26582 (sse3_addsubv4sf3): Likewise.
26583 (*avx_addsubv2df3): Likewise.
26584 (sse3_addsubv2df3): Likewise.
26585 (avx_unpckhps256): Correct item selectors.
26586 (avx_unpcklps256): Likewise.
26587 (avx_unpckhpd256): Likewise.
26588 (avx_unpcklpd256): Likewise.
26590 2009-02-28 Jan Hubicka <jh@suse.cz>
26592 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26594 (copy_arguments_for_versioning): If var is declared don't declare it.
26595 (tree_function_versioning): First setup substitutions and then copy
26598 2009-02-27 Jan Hubicka <jh@suse.cz>
26601 * cgraph.h (varpool_output_debug_info): Remove.
26602 * cgraphunit.c (varpool_output_debug_info): Remove.
26603 * dwarf2out.c (deferred_locations_struct): New struct
26604 (deferred_locations): New type.
26605 (deferred_locations_list): New static var.
26606 (deffer_location): New function.
26607 (gen_variable_die): Use it.
26608 (decls_for_scope): Output info on local static vars.
26609 (dwarf2out_finish): Process deferred locations.
26610 * varpool.c (varpool_output_debug_info): Remove.
26612 2009-02-27 Jan Hubicka <jh@suse.cz>
26615 * tree.h (TREE_PROTECTED): Fix comment.
26616 (BLOCK_HANDLER_BLOCK): Remove.
26617 (struct tree_block): Remove handler_block add body_block.
26618 (inlined_function_outer_scope_p): New.
26619 (is_body_block): Remove.
26620 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26621 * dwarf2out.c (is_inlined_entry_point): Remove.
26622 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26623 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26625 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26626 * gimplify.c (gimplify_expr): Gimplify body blocks.
26627 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26628 block with multiple subblocks.
26629 (dump_scope_block): Prettier output; dump more flags and info.
26630 (dump_scope_blocks): New.
26631 (remove_unused_locals): Use dump_scope_blocks.
26632 * tree-flow.h (dump_scope_blocks): Declare.
26633 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26634 * stmt.c (is_body_block): Remove.
26635 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26636 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26638 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26640 PR middle-end/39308
26641 * graphite.c (graphite_loop_normal_form): Do not call
26642 number_of_iterations_exit from a gcc_assert.
26644 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26646 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26647 jumps if COND is NULL.
26648 (find_cond_jump): New function.
26649 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26650 * config/s390/s390.md: Remove z10_cobra attribute value.
26652 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26654 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26655 force_const_mem returns NULL_RTX.
26657 2009-02-26 Jan Hubicka <jh@suse.cz>
26660 * cgraph.h (varpool_output_debug_info): Remove.
26661 * cgraphunit.c (varpool_output_debug_info): Remove.
26662 * dwarf2out.c (deferred_locations_struct): New struct
26663 (deferred_locations): New type.
26664 (deferred_locations_list): New static var.
26665 (deffer_location): New function.
26666 (gen_variable_die): Use it.
26667 (decls_for_scope): Output info on local static vars.
26668 (dwarf2out_finish): Process deferred locations.
26669 * varpool.c (varpool_output_debug_info): Remove.
26671 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26673 PR rtl-optimization/39241
26674 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26675 to subreg_offset_representable_p.
26677 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26679 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26680 execute function prototype. Get f and nregs from max_reg_num
26681 and get_insns. Remove the first backward pass as it's dead,
26682 guard the forward pass by flag_expensive_optimizations.
26683 (rest_of_handle_regmove): Delete.
26684 (pass_regmove): Replace it with regmove_optimize.
26686 2009-02-25 Martin Jambor <mjambor@suse.cz>
26688 PR tree-optimization/39259
26689 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26690 calls_alloca function flags.
26691 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26692 calls are detected.
26694 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26696 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26697 flags_set_1_rtx, flags_set_1_set): Delete.
26698 (regmove_optimize): Do not call mark_flags_life_zones.
26700 2009-02-24 Julian Brown <julian@codesourcery.com>
26703 * config/arm/arm.c (require_pic_register): Only set
26704 cfun->machine->pic_reg once per function.
26706 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26708 * doc/invoke.texi (Link Options): Document an easier way to pass
26709 options that take arguments to the GNU linker using -Xlinker and -Wl.
26711 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26714 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26716 2009-02-24 Richard Guenther <rguenther@suse.de>
26719 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26721 2009-02-24 Richard Guenther <rguenther@suse.de>
26722 Zdenek Dvorak <ook@ucw.cz>
26724 PR tree-optimization/39233
26725 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26726 from converting them to a generic type.
26728 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26730 PR tree-optimization/39260
26731 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26732 contains a condition with a real type.
26733 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26735 2009-02-23 Jason Merrill <jason@redhat.com>
26738 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26739 narrowing_initializer_constant_valid_p.
26740 (narrowing_initializer_constant_valid_p): Don't return
26741 null_pointer_node for adding a pointer to itself.
26743 2009-02-23 Jan Hubicka <jh@suse.cz>
26746 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26749 2009-02-23 Jan Hubicka <jh@suse.cz>
26751 PR tree-optimization/37709
26752 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26753 * tree.h (block_ultimate_origin): Declare.
26754 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26755 * tree-ssa-live.c (remove_unused_scope_block_p):
26756 Eliminate blocks containig no instructions nor live variables nor
26758 (dump_scope_block): New function.
26759 (remove_unused_locals): Enable removal of dead blocks by default;
26760 enable dumping at TDF_DETAILS.
26762 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26764 * config/i386/i386.c (classify_argument): Don't allow COImode
26766 (function_arg_advance_32): Don't allow OImode.
26767 (function_arg_32): Likewise.
26768 (function_value_32): Likewise.
26769 (return_in_memory_32): Likewise.
26770 (function_arg_64): Remove OImode comment.
26772 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26775 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26776 ix86_expand_vector_set for V4DImode in 64bit mode only.
26777 (ix86_expand_vector_init_one_var): Likewise.
26779 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26781 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26783 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26786 * loop-iv.c: Revert last change.
26787 * emit-rtl.c: Likewise.
26789 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26792 * config/i386/i386.c (type_natural_mode): Remove an extra
26793 space in the warning message.
26794 (function_value_32): Handle 32-byte vector modes.
26795 (return_in_memory_32): Likewise.
26797 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26799 * loop-iv.c (truncate_value): New function.
26800 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26802 (lowpart_subreg): Move to...
26803 * emit-rtl.c: ...here.
26805 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26807 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26808 accidental and undocumented change at revision 140860.
26810 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26812 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26813 take gimple_seq * arguments.
26814 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26815 types_compatible_p langhook.
26817 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26818 Joseph Myers <joseph@codesourcery.com>
26820 * config/arm/arm.c (arm_builtin_va_list): New function.
26821 (arm_expand_builtin_va_start): Likewise.
26822 (arm_gimplify_va_arg_expr): Likewise.
26823 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26824 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26825 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26826 (va_list_type): New variable.
26827 (arm_mangle_type): Mangle va_list_type appropriately.
26829 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26831 PR middle-end/39157
26832 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26833 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26834 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26835 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26836 parameter to 1000 for -O1 by default.
26837 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26839 * loop-invariant.c: Include params.h.
26840 (move_loop_invariants): Don't call move_single_loop_invariants on
26843 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26845 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26846 offset when calculating bounds for indexing stack_usage_map. Fixes
26847 a buffer overflow with certain target setups.
26849 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26852 * calls.c (expand_call): Clear try_tail_call if caller and callee
26853 disagree in promotion of function return value.
26855 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26858 * c-common.c (c_determine_visibility): If visibility changed and
26859 DECL_RTL has been already set, call make_decl_rtl to update symbol
26862 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26865 * varasm.c (assemble_variable): Don't check DECL_NAME when
26866 globalizing a variable.
26868 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26871 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26872 expression before any __builtin_trap call.
26873 * c-typeck.c (build_function_call): Convert and check function
26874 arguments before generating a call to a trap. Evaluate the
26875 function arguments before the trap.
26877 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26880 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26881 (UNSPEC_FXAM_MEM): New unspec.
26882 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26883 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26884 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26886 2009-02-19 Richard Guenther <rguenther@suse.de>
26888 PR tree-optimization/39207
26889 PR tree-optimization/39074
26890 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26891 storedanything_tree): New.
26892 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26893 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26894 (build_succ_graph): Add edges from STOREDANYTHING to all
26896 (init_base_vars): Initialize STOREDANYTHING.
26897 (compute_points_to_sets): Free substitution info after
26898 building the succ graph.
26899 (ipa_pta_execute): Likewise.
26901 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26903 (do_ds_constraint): Do not add to special var or non-pointer
26905 (type_could_have_pointers): Split out from ...
26906 (could_have_pointers): ... here. For arrays use the element type.
26907 (create_variable_info_for): Initialize may_have_pointers.
26908 (new_var_info): Likewise.
26909 (handle_lhs_call): Make the HEAP variable unknown-sized.
26910 (intra_create_variable_infos): Use a type with pointers for
26911 PARM_NOALIAS, make it unknown-sized.
26913 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26916 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26918 2009-02-18 Jason Merrill <jason@redhat.com>
26921 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26922 value if DECL_EXTERNAL.
26923 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26924 * target.h (gcc_target::binds_local_p): Clarify "module".
26925 * tree.h (TREE_PUBLIC): Clarify "module".
26927 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26930 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26931 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26933 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26936 * c.opt (Wabi): Support C and ObjC.
26939 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26941 * config/i386/i386.c (classify_argument): Warn once about the ABI
26942 change when passing union with long double.
26944 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26946 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26949 * c-parser.c (c_parser_compound_statement): Always enter and leave
26952 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26955 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26957 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26959 PR tree-optimization/36922
26960 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26961 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26964 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26966 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26969 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26971 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26973 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26975 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26978 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26979 Richard Sandiford <rdsandiford@googlemail.com>
26981 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26982 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26983 (loongson_biadd): ...this.
26985 2009-02-17 Richard Guenther <rguenther@suse.de>
26987 PR tree-optimization/39202
26988 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26989 a var make sure to follow existing collapses.
26991 2009-02-17 Richard Guenther <rguenther@suse.de>
26993 PR middle-end/39214
26994 * langhooks.c (lhd_print_error_function): Check for NULL block.
26996 2009-02-17 Richard Guenther <rguenther@suse.de>
26998 PR tree-optimization/39204
26999 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27002 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27004 * config/soft-fp/double.h: Update from glibc CVS.
27006 2009-02-17 Richard Guenther <rguenther@suse.de>
27008 PR tree-optimization/39207
27009 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27010 strict-aliasing warnings for pointers pointing to NULL.
27012 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27015 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27016 skipping until next close brace.
27018 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27021 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27022 to function argument boundary.
27024 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27026 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27027 in the lea_add. Reload eventually constraints it properly.
27028 * config/picochip/constraints.md: Remove the target constraint
27029 "b", since it is not needed anymore.
27031 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27033 * gthr-dce.h: Uglify function parameter and local variable names.
27034 * gthr-gnat.h: Likewise.
27035 * gthr-mipssde.h: Likewise.
27036 * gthr-nks.h: Likewise.
27037 * gthr-posix95.h: Likewise.
27038 * gthr-posix.h: Likewise.
27039 * gthr-rtems.h: Likewise.
27040 * gthr-single.h: Likewise.
27041 * gthr-solaris.h: Likewise.
27042 * gthr-tpf.h: Likewise.
27043 * gthr-vxworks.h: Likewise.
27044 * gthr-win32.h: Likewise.
27046 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27049 * config/i386/i386.md: Restrict the new peephole2 to move
27050 between MMX/SSE registers.
27052 2009-02-15 Richard Guenther <rguenther@suse.de>
27055 2009-02-13 Richard Guenther <rguenther@suse.de>
27057 * configure.ac: Enable LFS.
27058 * configure: Re-generate.
27059 * config.in: Likewise.
27061 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27063 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27064 spu_srqwbyte, spu_srqwbytebc): Define.
27065 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27066 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27067 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27068 "shrqby_<mode>"): New insn-and-split patterns.
27069 * config/spu/spu.c (expand_builtin_args): Determine and return
27070 number of operands using spu_builtin_description data.
27071 (spu_expand_builtin_1): Use it.
27073 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27076 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27079 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27082 * config/i386/i386.c (override_options): Correct warning
27083 messages for -malign-loops, -malign-jumps and -malign-functions.
27085 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27088 * config/i386/i386.md: Restrict the new peephole2 to move
27089 between the general purpose registers.
27091 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27094 * config/i386/i386.c (type_natural_mode): Add a new argument.
27095 Return the original mode and warn ABI change if vector size is 32byte.
27096 (function_arg_advance): Updated.
27097 (function_arg): Likewise.
27098 (ix86_function_value): Likewise.
27099 (ix86_return_in_memory): Likewise.
27100 (ix86_sol10_return_in_memory): Likewise.
27101 (ix86_gimplify_va_arg): Likewise.
27102 (function_arg_32): Don't warn ABX ABI change here.
27103 (function_arg_64): Likewise.
27105 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27107 * loop-iv.c (implies_p): In the final case, test that operands 0
27108 of the two comparisons match.
27110 * config/bfin/bfin.c (find_prev_insn_start): New function.
27111 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27112 (find_next_insn_start): Move.
27114 2009-02-13 Richard Guenther <rguenther@suse.de>
27116 * configure.ac: Enable LFS.
27117 * configure: Re-generate.
27118 * config.in: Likewise.
27120 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27123 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27124 sizes on syntax error after some arguments have been parsed.
27126 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27128 * doc/invoke.texi (-fira): Remove.
27130 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27132 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27133 * recog.c: Likewise.
27136 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27138 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27139 (umul_ppmm): Likewise.
27140 (count_leading_zeros): Likewise.
27141 (count_trailing_zeros): Likewise.
27142 (UMUL_TIME): Likewise.
27144 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27146 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27147 soft-fp/t-softfp to tmake_file.
27149 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27150 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27151 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27152 IA64_BUILTIN_INFQ]: New.
27153 (ia64_init_builtins): Initialize __builtin_infq,
27154 __builtin_fabsq and __builtin_copysignq if not HPUX.
27155 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27156 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27158 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27160 (__fixtfti): Likewise.
27161 (__fixunstfti): Likewise.
27162 (__floattitf): Likewise.
27164 * config/ia64/libgcc-glibc.ver: New.
27165 * config/ia64/t-fprules-softfp: Likewise.
27166 * config/ia64/sfp-machine.h: Likewise.
27168 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27169 (LIBGCC2_TF_CEXT): Likewise.
27170 (TF_SIZE): Likewise.
27171 (TARGET_INIT_LIBFUNCS): Likewise.
27173 * config/ia64/t-glibc (SHLINB_MAPFILES):
27174 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27176 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27178 * config/i386/i386.c (construct_container): Rewrite processing
27179 BLKmode with X86_64_SSE_CLASS.
27181 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27184 * config/i386/i386.md: Replace simplify_replace_rtx with
27185 replace_rtx in the new peephole2.
27187 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27189 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27190 loop unrolling do not happen at -O2.
27192 2009-02-12 Michael Matz <matz@suse.de>
27194 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27196 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27198 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27201 2009-02-12 Ben Elliston <bje@au.ibm.com>
27203 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27204 patterns when updating the back chain. Missed in the 2009-02-10
27207 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27209 * doc/extend.texi (Decimal Floating Types): Update identifier of
27210 draft TR and list of missing support.
27212 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27214 PR middle-end/39154
27215 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27216 bit to variable length decl's flags, add it also to its
27217 pointer replacement variable.
27219 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27220 Jakub Jelinek <jakub@redhat.com>
27223 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27224 (memory_blockage): New expander.
27225 (*memory_blockage): New insn pattern.
27226 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27227 instead of general blockage at the end of function prologue when
27228 frame pointer is used to access red zone area. Do not emit blockage
27229 when profiling, it is emitted in generic code.
27230 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27231 function epilogue when frame pointer is used to access red zone area.
27233 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27236 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27237 by arithmetic with memory operands.
27238 * config/i386/predicates.md (commutative_operator): New.
27240 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27242 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27245 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27247 * alias.h (record_alias_subset): Declare.
27248 * alias.c (record_alias_subset): Make global.
27250 2009-02-10 Nick Clifton <nickc@redhat.com>
27252 * tree-parloops.c: Change license to GPLv3.
27253 * ipa-struct-reorg.c: Change license to GPLv3.
27254 * ipa-struct-reorg.h: Change license to GPLv3.
27256 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27259 * c-decl.c (start_struct): Return NULL on error.
27261 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27263 PR middle-end/39124
27264 * cfgloopmanip.c (remove_path): Call remove_bbs after
27265 cancel_loop_tree, not before it.
27268 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27269 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27270 VAR_DECLs were seen.
27271 * tree-ssa-live.c (remove_unused_locals): Recompute
27272 cfun->has_local_explicit_reg_vars.
27273 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27274 copies or clearings if cfun->has_local_explicit_reg_vars.
27276 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27279 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27280 of function prologue when frame pointer is used to access
27283 2009-02-10 Richard Guenther <rguenther@suse.de>
27285 PR middle-end/39127
27286 * gimplify.c (gimple_regimplify_operands): Always look if
27287 we need to create a temporary.
27289 2009-02-10 Richard Guenther <rguenther@suse.de>
27291 PR tree-optimization/39132
27292 * tree-loop-distribution.c (todo): New global var.
27293 (generate_memset_zero): Trigger TODO_rebuild_alias.
27294 (tree_loop_distribution): Return todo.
27296 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27299 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27300 (x86_64_reg_class_name): Removed.
27301 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27302 first one isn't X86_64_SSE_CLASS or any other ones aren't
27303 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27304 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27305 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27306 and 3 X86_64_SSEUP_CLASS.
27307 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27308 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27310 2009-02-10 Ben Elliston <bje@au.ibm.com>
27312 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27313 form instruction to update the stack back chain word, even if the
27314 user has disabled the generation of update instructions.
27315 (movdi_<mode>_update_stack): New.
27316 (movsi_update_stack): Likewise.
27317 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27318 always use an update form instruction to update the stack back
27321 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27323 PR middle-end/38953
27324 * graphite.c (if_region_set_false_region): After moving a region in
27325 the false branch of a condition, remove the empty dummy basic block.
27326 (gloog): Remove wrong fix for PR38953.
27328 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27330 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27331 generation due to implicit sign extension.
27333 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27335 PR middle-end/38981
27336 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27337 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27339 2009-02-09 Richard Guenther <rguenther@suse.de>
27341 PR middle-end/35202
27342 * convert.c (convert_to_real): Disable (float)fn((double)x)
27343 to fnf(x) conversion if errno differences may occur and
27344 -fmath-errno is set.
27346 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27348 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27349 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27350 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27352 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27355 * c-common.c (handle_alias_attribute): Disallow attribute for
27356 anything not a FUNCTION_DECL or VAR_DECL.
27358 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27361 * real.c (do_compare): Special-case compare of zero against
27362 decimal float value.
27364 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27367 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27368 as indicating flexible array members unless the field itself is
27369 being declarared as the incomplete array.
27371 2009-02-06 Jan Hubicka <jh@suse.cz>
27373 PR tree-optimization/38844
27374 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27375 is already inlined.
27377 2009-02-06 Richard Guenther <rguenther@suse.de>
27379 PR middle-end/38977
27380 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27381 fork because we may expand it as __gcov_fork.
27383 2009-02-06 Nick Clifton <nickc@redhat.com>
27385 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27387 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27389 PR tree-optimization/35659
27390 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27391 vn_phi_eq): Shortcut if hashcode does not match.
27392 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27394 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27395 and avoid iterative_hash_expr.
27396 (FOR_EACH_VALUE_ID_IN_SET): New.
27397 (value_id_compare): Remove.
27398 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27399 sort expressions by value id.
27401 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27404 * config/sh/predicates.md (general_movsrc_operand): Don't check
27405 the subreg of system registers here.
27407 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27410 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27411 on the copied decl.
27413 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27415 PR rtl-optimization/39110
27416 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27417 addresses, not aligned ones.
27419 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27420 Richard Guenther <rguenther@suse.de>
27422 PR tree-optimization/39100
27423 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27424 comment says and add edges.
27426 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27429 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27430 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27432 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27434 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27435 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27436 register_bb_in_sese, new_sese, free_sese): Moved.
27437 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27438 outermost_loop_in_scop, build_scop_iteration_domain,
27439 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27440 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27441 Use loop_in_sese_p instead of loop_in_scop_p.
27442 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27443 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27444 (scopdet_basic_block_info): Fix bug in scop detection.
27445 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27446 eq_loop_to_cloog_loop): Remove.
27447 (nb_loops_around_loop_in_scop, nb_loop
27448 ref_nb_loops): Moved here...
27449 * graphite.h (ref_nb_loops): ... from here.
27450 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27451 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27452 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27454 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27455 Hans-Peter Nilsson <hp@axis.com>
27457 PR rtl-optimization/37889
27458 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27459 Move offset handling from PLUS to before the switch. Use new
27460 arguments when considering SYMBOL_REFs too.
27461 (rtx_addr_can_trap_p): Pass dummy offset and size.
27462 (enum may_trap_p_flags): Remove.
27463 (may_trap_p_1): Pass size from MEM_SIZE.
27465 PR rtl-optimization/38921
27466 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27467 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27468 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27469 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27471 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27473 AVX Programming Reference (January, 2009)
27474 * config/i386/sse.md (*vpclmulqdq): New.
27476 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27478 PR tree-optimization/38977
27479 PR gcov-profile/38292
27480 * calls.c (special_function_p): Disregard __builtin_ prefix.
27482 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27484 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27485 non-indexable addresses even before reload.
27487 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27490 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27491 as having variable size. Do not give an error for unnamed
27492 parameters with [*] declarators. Give a warning for type names
27493 with [*] declarators and mark them as variable size.
27494 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27495 for sizeof applied to [*] type names.
27497 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27500 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27502 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27504 * gcc.c (process_command): Update copyright notice dates.
27505 * gcov.c (print_version): Likewise.
27506 * gcov-dump.c (print_version): Likewise.
27507 * mips-tfile.c (main): Likewise.
27508 * mips-tdump.c (main): Likewise.
27510 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27513 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27514 for composite type involving a zero-length array type.
27516 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27519 * function.c (match_asm_constraints_1): Skip over
27520 initial optional % in the constraint.
27522 PR inline-asm/39059
27523 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27524 supported, don't accept FIXED_CSTs.
27525 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27526 and _Sat is used without _Fract/_Accum. Set specs->type to
27527 integer_type_node for cts_fract/cts_accum if fixed point is not
27530 2009-02-02 Catherine Moore <clm@codesourcery.com>
27532 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27534 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27536 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27537 (ABI_HAS_64BIT_SYMBOLS): Use it.
27538 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27540 2009-02-02 Paul Brook <paul@codesourcery.com>
27542 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27544 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27546 PR inline-asm/39058
27547 * recog.h (asm_operand_ok): Add constraints argument.
27548 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27549 recurse on matching constraint.
27550 (check_asm_operands): Pass constraints as 3rd argument to
27551 asm_operand_ok. Don't look up matching constraint here.
27552 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27555 2009-02-02 Ben Elliston <bje@au.ibm.com>
27557 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27558 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27560 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27562 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27563 information. Remove some obsolete information. Reorganize.
27565 * config/pa/fptr.c: Revert license to GPL 2.
27566 * config/pa/milli64.S: Likewise.
27568 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27571 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27572 LIBRARY name in, instead of hard-coding it.
27573 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27574 extra target make frag to tmake_files according to EH model.
27575 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27576 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27577 frags that define makefile variable EH_MODEL appropriately.
27578 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27579 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27580 to "-sjlj" according to type of EH configured.
27581 (LIBGCC_SONAME): Concatenate it to shared library base name.
27582 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27583 to "_sjlj" according to type of EH configured.
27584 (LIBGCC_SONAME): Concatenate it to shared library base name.
27585 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27586 (SHLIB_LINK): Add missing semicolon to if-else construct.
27587 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27588 string value of "pe_dll" command-line option.
27589 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27590 (SHLIB_SONAME): Use it when overriding t-cygming default.
27591 (SHLIB_IMPLIB): Override t-cygming default.
27592 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27593 string value of "pe_dll" command-line option.
27595 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27598 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27599 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27601 2009-01-31 Richard Guenther <rguenther@suse.de>
27603 PR tree-optimization/38937
27604 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27605 computing the transitive closure.
27607 2009-01-30 Richard Guenther <rguenther@suse.de>
27609 PR tree-optimization/39041
27610 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27611 Propagate variable indices only if the types match for this stmt.
27613 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27616 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27617 inline but never defined.
27619 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27621 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27622 (*insv_h_di_reg_extimm): New insn.
27623 (*insv_l<mode>_reg_extimm): New insn.
27625 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27627 * config/picochip/picochip.c (flag_conserve_stack): set
27628 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27629 fconserve-stack. Reduce call-overhead used by inliner.
27631 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27634 * common.opt (flag_conserve_stack): Initialised to zero.
27636 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27639 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27640 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27643 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27645 * ira-color.c (allocno_reload_assign): Update comments.
27646 * regmove.c (regmove_optimize): Likewise.
27650 2009-01-29 Robert Millan <rmh@aybabtu.com>
27652 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27653 * config/i386/kopensolaris-gnu.h: New file. Undefine
27654 `MD_UNWIND_SUPPORT'.
27655 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27657 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27659 PR tree-optimization/39007
27660 * tree-loop-distribution.c (generate_builtin): Use
27661 recompute_dominator to compute the immediate dominator of the
27662 basic block just after the loop.
27664 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27666 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27667 (ASM_OUTPUT_DWARF_PCREL): Define.
27669 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27671 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27672 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27673 global. Modify entries about regmove and IRA.
27675 * ra-conflict.c: Remove the file.
27677 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27679 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27680 (pass_regclass_init): Rename to pass_reginfo_init.
27682 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27684 * toplev.h (flag_ira): Remove.
27686 * caller-save.c (setup_save_areas): Remove flag_ira.
27688 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27690 * global.c: Remove the file.
27692 * opts.c (decode_options): Remove flag_ira.
27694 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27696 * regmove.c: Modify file description.
27697 (find_use_as_address, try_auto_increment): Define them only if
27698 AUTO_INC_DEC is defined.
27699 (replacement_quality, replace_in_call_usage, fixup_match_1,
27700 stable_and_no_regs_but_for_p): Remove.
27701 (reg_set_in_bb): Make it static.
27702 (regmove_optimize): Remove flag_ira and code which worked for
27705 * local-alloc.c: Remove the file.
27707 * common.opt (fira): Remove.
27709 * ira.c: Include except.h.
27710 (eliminable_regset): Move from global.c.
27711 (mark_elimination): Ditto. Remove flag_ira.
27712 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27713 equiv_mem_modified, validate_equiv_mem_from_store,
27714 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27715 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27716 no_equiv, recorded_label_ref): Move from local-alloc.c.
27717 (update_equiv_regs): Ditto. Make it static.
27718 (print_insn_chain, print_insn_chains): Move it from global.c.
27719 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27720 (build_insn_chain): Ditto. Make it static.
27721 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27722 Rename to init_live_subregs.
27723 (gate_ira): Remove flag_ira.
27725 * regclass.c: Rename reginfo.c. Change file description.
27726 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27727 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27728 (init_reg_sets_1): Remove code for evaluation of
27729 reg_class_superclasses and losing_caller_save_reg_set.
27730 (init_regs): Remove init_reg_autoinc.
27731 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27732 ok_for_base_p_nonstrict): Remove.
27733 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27734 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27735 corresponding entries.
27736 (dump_regclass, record_operand_costs, scan_one_insn,
27737 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27738 record_address_regs, auto_inc_dec_reg_p): Remove.
27739 (gt-regclass.h): Rename to gt-reginfo.h.
27741 * rtl.h (dump_global_regs, retry_global_alloc,
27742 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27744 * Makefile.in (RA_H): Remove.
27745 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27746 Rename regclass.o to reginfo.o.
27747 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27749 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27750 (GTFILES): Rename regclass.c to reginfo.c.
27752 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27753 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27755 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27756 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27758 (finish_spills): Ditto. Remove code for !flag_ira.
27760 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27762 PR middle-end/35854
27763 * doc/invoke.texi (rtl debug options): Complete rewrite.
27764 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27766 * mode-switching.c (pass_mode_switching): Rename pass from
27767 "mode-sw" to "mode_sw".
27768 * except.c (pass_convert_to_eh_ranges): Rename pass from
27769 "eh-ranges" to "eh_ranges".
27770 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27774 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27775 Alexander Monakov <amonakov@ispras.ru>
27777 PR middle-end/38857
27778 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27780 (move_exprs_to_boundary): Change return type and pass through
27781 should_move from move_op. Relax assert. Update usage ...
27782 (schedule_expr_on_boundary): ... here. Use should_move instead of
27784 (move_op_orig_expr_found): Indicate that insn was disconnected from
27786 (code_motion_process_successors): Do not call after_merge_succs
27787 callback if original expression was not found when traversing any of
27789 (code_motion_path_driver): Change return type. Update prototype.
27790 (move_op): Update comment. Add a new parameter (should_move). Update
27791 prototype. Set *should_move based on indication provided by
27792 move_op_orig_expr_found.
27794 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27796 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27797 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27798 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27799 * config/rs6000/rs6000.c (rs6000_override_options): Default
27800 avoid-indexed-addresses on for Power6, off for everything else.
27801 (avoiding_indexed_address_p): New function.
27802 (rs6000_legitimize_address): Use it.
27803 (rs6000_legitimate_address): Likewise.
27804 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27806 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27808 PR tree-optimization/38997
27809 * tree-loop-distribution.c (generate_memset_zero): Use
27810 POINTER_PLUS_EXPR for a pointer addition.
27812 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27814 * config/s390/s390.md (bswap<mode>2): New pattern added.
27816 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27818 * config/s390/s390.md (*tls_load_31): Added type attribute.
27820 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27822 * config/s390/s390.md: Fix a few comments.
27824 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27826 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27827 (*tm<mode>_full): Fixed z10prop attribute.
27828 (*tst<mode>_extimm): Fixed z10prop attribute.
27829 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27830 (*tstqiCCT_cconly): Fixed z10prop attribute.
27831 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27832 (*movsi_larl): Fixed z10prop attribute.
27833 (*movsi_zarch): Fixed z10prop attribute.
27834 (*movsi_eas): Fixed z10prop attribute.
27835 (*movhi): Fixed z10prop attribute.
27836 (*movqi): Fixed z10prop attribute.
27837 (*movstrictqi): Fixed z10prop attribute.
27838 (*mov<mode>): Fixed z10prop attribute.
27839 (*movcc): Fixed z10prop attribute.
27840 (*sethighpartdi_64): Fixed z10prop attribute.
27841 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27842 (*negdi2_sign_cc): Fixed z10prop attribute.
27843 (*negdi2_sign): Fixed z10prop attribute.
27844 (*absdi2_sign_cc): Fixed z10prop attribute.
27845 (*absdi2_sign): Fixed z10prop attribute.
27846 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27847 (*negabsdi2_sign): Fixed z10prop attribute.
27848 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27849 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27850 (doloop_si64): Fixed z10prop attribute.
27851 (doloop_si31): Fixed z10prop attribute.
27852 (doloop_long): Fixed z10prop attribute.
27853 (indirect_jump): Fixed z10prop attribute.
27854 (nop): Fixed z10prop attribute.
27855 (main_base_64): Fixed z10prop attribute.
27856 (reload_base_64): Fixed z10prop attribute.
27858 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27860 PR rtl-optimization/38740
27861 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27863 * config/mips/mips.c (mips_reorg): Likewise.
27865 2009-01-28 Richard Guenther <rguenther@suse.de>
27867 PR tree-optimization/38926
27868 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27869 with the correct value id to a value.
27870 (do_regular_insertion): Use the value number of edoubleprime
27871 for the value number of the expr.
27874 2008-08-21 Richard Guenther <rguenther@suse.de>
27876 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27877 a PHI ask VN if it is already available.
27878 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27879 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27881 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27883 PR middle-end/38934
27884 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27885 set to varying whenever max has TREE_OVERFLOW set, similarly
27886 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27888 2009-01-28 Richard Guenther <rguenther@suse.de>
27890 PR middle-end/38908
27891 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27892 uninitialized aggregate uses in call arguments.
27894 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27896 PR tree-optimization/38984
27897 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27898 the nothing_id variable if -fno-delete-null-pointer-checks.
27900 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27903 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27904 (set_got_offset_rex64): Ditto.
27906 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27909 * doc/extend.texi: Improve local variable with asm reg.
27911 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27913 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27914 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27915 was not supplied then set warn_packed_bitfield_compat to the
27916 default value of 1.
27917 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27920 2009-01-27 Richard Guenther <rguenther@suse.de>
27922 PR tree-optimization/38503
27923 * cfgexpand.c (expand_gimple_basic_block): Ignore
27924 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27925 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27926 variables that cannot have TBAA applied.
27927 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27930 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27932 PR middle-end/38969
27933 * calls.c (initialize_argument_information): Do not wrap complex
27934 arguments in SAVE_EXPR.
27936 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27938 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27939 (INSTALL_LIBGCC): Revert typo commit.
27941 2009-01-26 Richard Guenther <rguenther@suse.de>
27943 PR tree-optimization/38745
27944 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27945 from special handling.
27947 2009-01-26 Richard Guenther <rguenther@suse.de>
27949 PR tree-optimization/38745
27950 * tree-ssa.c (execute_update_addresses_taken): Do not include
27951 variables that cannot possibly be a register in not_reg_needs.
27952 Do not clear TREE_ADDRESSABLE on vars that may not become
27954 * tree-ssa.c (update_alias_info_1): Include those in the set
27955 of addressable vars.
27957 2009-01-26 Richard Guenther <rguenther@suse.de>
27959 PR middle-end/38851
27960 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27961 * tree-ssa-dse.c: Include langhooks.h
27962 (execute_simple_dse): Remove stores with zero size.
27964 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27967 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27970 2009-01-24 Julian Brown <julian@codesourcery.com>
27972 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27973 config/arm/linux-atomic.c.
27974 * config/arm/linux-atomic.c: New.
27976 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27978 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27979 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27980 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27982 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27985 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27988 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27990 PR tree-optimization/38953
27991 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27992 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27993 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27994 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27997 2009-01-24 Paul Brook <paul@codesourcery.com>
27999 * config/arm/neon.md (neon_type): Move to arm.md.
28000 (neon_mov<VSTRUCT>): Add neon_type attribute.
28001 * config/arm/arm.md (neon_type): Move to here.
28002 (conds): Add "unconditioal" and use as default for NEON insns.
28004 2009-01-24 Ben Elliston <bje@au.ibm.com>
28006 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28007 void *' warning from -Wc++-compat.
28008 * Makefile.in (dominance.o-warn): Remove.
28010 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28012 PR tree-optimization/38932
28013 * fold-const.c (fold_unary_ignore_overflow): New.
28014 * tree.h (fold_unary_ignore_overflow): Declare.
28015 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28016 * tree-ssa-sccvn.c (visit_reference_op_load,
28017 simplify_unary_expression): Likewise.
28019 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28021 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28022 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28023 regardless of their type.
28024 * c-common.c (handle_packed_attribute): Don't ignore packed on
28026 * c.opt (Wpacked-bitfield-compat): New warning option.
28027 * stor-layout.c (place_field): Warn if offset of a field changed.
28028 * doc/extend.texi (packed): Mention the ABI change.
28029 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28030 (Warning Options): Add it to the list.
28032 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28034 * c-opts.c (c_common_post_options): Fix a typo in comments.
28036 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28038 PR middle-end/38615
28039 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28040 variables to static.
28041 * doc/invoke.texi (-fmerge-all-constants): Update description.
28043 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28046 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28047 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28049 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28051 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28053 (LOCAL_ALIGNMENT): Similarly.
28055 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28056 Joseph Myers <joseph@codesourcery.com>
28058 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28059 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28060 * config/arm/arm-tune.md: Regenerate.
28061 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28064 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28066 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28067 version number to five.
28069 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28072 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28073 * c-common.c (set_underlying_type): Likewise.
28074 (is_typedef_decl ): Likewise
28076 (set_underlying_type): Likewise.
28077 (is_typedef_type): Likewise.
28079 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28081 PR middle-end/38587
28082 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28085 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28088 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28089 (LIBGCC_SPEC): Don't define.
28090 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28092 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28094 PR rtl-optimization/38879
28095 * alias.c (base_alias_check): Unaligned access via AND address can
28096 alias all surrounding object types except those with sizes equal
28097 or wider than the size of unaligned access.
28099 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28102 * c-decl.c (clone_underlying_type): Move this ...
28103 * c-common.c (set_underlying_type): ... here.
28104 Also, make sure the function properly sets TYPE_STUB_DECL() on
28105 the newly created typedef variant type.
28106 (is_typedef_decl ): New entry point.
28107 * tree.h: Added a new member member_types_needing_access_check to
28108 struct tree_decl_non_common.
28109 (set_underlying_type): New entry point.
28110 (is_typedef_type): Likewise.
28112 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28114 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28115 Check whether two instructions have memory references that
28116 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28117 are helper functions for traversing.
28118 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28119 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28120 not to draw dependency edge for instructions with non-conflicting
28123 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28126 * longlong.h: Update copyright years. Use soft-fp license notice.
28127 Sync __clz_tab declaration with glibc.
28129 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28132 * doc/extend.texi (syscall_linkage): New.
28133 (version_id): Modify.
28135 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28136 Richard Guenther <rguenther@suse.de>
28138 PR tree-optimization/38747
28139 PR tree-optimization/38748
28140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28141 conversion if the base address is an indirect reference and the
28142 aliasing sets could cause issues.
28144 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28146 * common.opt (fgraphite, fgraphite-identity): Add comment for
28147 explaining why these options are not documented.
28149 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28151 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28152 gimple_call_lhs is NULL.
28154 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28157 * emit-rtl.c (adjust_address_1): Make sure memref is never
28160 2009-01-20 Ben Elliston <bje@au.ibm.com>
28162 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28163 const qualifier from arg parameter. Remove unnecessary cast to char *.
28164 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28165 const qualifier from arg 2.
28167 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28169 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28171 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28174 * rtl.h (reinit_regs): New prototype.
28175 * regclass.c: Include ira.h.
28176 (reinit_regs): New.
28177 * Makefile.in (regclass.o): Add ira.h.
28178 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28180 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28183 * c-common.c (handle_aligned_attribute): Use
28184 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28185 default alignment value.
28187 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28189 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28190 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28192 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28193 __BIGGEST_ALIGNMENT__.
28195 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28197 2009-01-18 Richard Guenther <rguenther@suse.de>
28199 PR tree-optimization/38819
28200 * tree-flow.h (operation_could_trap_helper_p): Declare.
28201 * tree-eh.c (operation_could_trap_helper_p): Export.
28202 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28203 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28204 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28205 are about to insert a possibly trapping instruction and fail
28208 2009-01-18 Andreas Schwab <schwab@suse.de>
28210 * doc/install.texi (Configuration): Remove obsolete paragraph
28211 about use of --with-gnu-ld with --with-gnu-as.
28213 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28215 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28216 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28217 Follow spelling conventions.
28219 2009-01-18 Ben Elliston <bje@au.ibm.com>
28221 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28222 C++ warning about implicit conversion from void * to struct
28224 (bitmap_obstack_free): Likewise for bitmap_element *.
28225 * Makefile.in (bitmap.o-warn): Remove.
28227 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28229 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28231 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28232 Tobias Grosser <tobi.grosser@amd.com>
28234 * graphite.c (graphite_trans_scop_block): Do not block single
28237 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28239 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28240 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28241 test with assertion.
28243 2009-01-16 Richard Guenther <rguenther@suse.de>
28245 PR tree-optimization/38835
28246 PR middle-end/36227
28247 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28248 and INT + PTR -> (INT)(PTR p+ INT) folding.
28249 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28251 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28254 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28255 the subreg from a lowpart subreg if it is also casting the value.
28257 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28258 Tobias Grosser <tobi.grosser@amd.com>
28260 * graphite.c (compare_prefix_loops): New.
28261 (build_scop_canonical_schedules): Rewritten.
28262 (graphite_transform_loops): Move build_scop_canonical_schedules
28263 after build_scop_iteration_domain.
28265 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28266 Tobias Grosser <tobi.grosser@amd.com>
28268 * graphite.c (add_conditions_to_domain): Add the loops to
28269 the dimension of the iteration domain. Do copy the domain
28270 only when it exists.
28271 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28272 (add_conditions_to_constraints): New.
28273 (can_generate_code_stmt, can_generate_code): Removed.
28274 (gloog): Do not call can_generate_code.
28275 (graphite_transform_loops): Call add_conditions_to_constraints
28276 after building the iteration domain.
28278 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28280 PR tree-optimization/38789
28281 * tree-ssa-threadedge.c
28282 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28283 __builtin_constant_p.
28285 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28287 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28288 examined before deleting them.
28290 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28292 * function.c (aggregate_value_p): Correctly extract the function
28293 type from CALL_EXPR_FN lookup.
28295 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28297 * config/picochip/picochip.c (picochip_override_options): Revert
28298 CFI asm flag disable commited previously.
28300 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28301 Tobias Grosser <tobi.grosser@amd.com>
28302 Jan Sjodin <jan.sjodin@amd.com>
28304 * graphite.c (scan_tree_for_params): On substractions negate
28305 all the coefficients of the term.
28306 (clast_to_gcc_expression_red): New. Handle reduction expressions
28307 of more than two operands.
28308 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28309 (get_vdef_before_scop): Handle also the case of default definitions.
28311 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28313 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28314 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28315 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28317 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28318 Joey Ye <joey.ye@intel.com>
28320 PR middle-end/37843
28321 * cfgexpand.c (expand_stack_alignment): Don't update stack
28322 boundary nor check incoming stack boundary here.
28323 (gimple_expand_cfg): Update stack boundary and check incoming
28324 stack boundary here.
28326 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28328 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28330 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28332 PR rtl-optimization/38245
28333 * calls.c (expand_call): Add stack arguments to
28334 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28335 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28336 in regs and partially in memory or BLKmode arguments.
28337 (emit_library_call_value_1): Add stack arguments to
28338 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28339 ACCUMULATE_OUTGOING_ARGS).
28340 * dce.c: Include tm_p.h.
28341 (find_call_stack_args): New function.
28342 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28344 (mark_insn): Call find_call_stack_args for CALL_Ps.
28345 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28346 forwards. Allocate and free arg_stores bitmap if needed, pass it
28347 down to deletable_insn_p, don't mark stores set in arg_stores
28348 bitmap, clear the bitmap at the beginning of each bb.
28349 * Makefile.in (dce.o): Depend on $(TM_P_H).
28351 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28354 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28355 to make sure the insn is a conditional test (bug 22599). Reformat a
28358 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28360 PR middle-end/38431
28361 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28362 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28363 (gloog): Do not call cleanup_tree_cfg.
28364 (graphite_transform_loops): Call cleanup_tree_cfg after all
28365 scops have been code generated.
28367 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28368 * doc/gty.texi (Invoking the garbage collector): Added new node
28369 and section documenting ggc_collect.
28371 2009-01-14 Richard Guenther <rguenther@suse.de>
28373 PR tree-optimization/38826
28374 PR middle-end/38477
28375 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28376 initialization notes only if we actually emitted a warning.
28377 (intra_create_variable_infos): Add constraints for a result decl
28378 that is passed by hidden reference.
28379 (build_pred_graph): Mark all related variables non-direct on
28382 2009-01-14 Nick Clifton <nickc@redhat.com>
28384 * ira-conflicts.c: Include addresses.h for the definition of
28386 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28387 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28389 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28392 * Makefile.in (ira-lives.o): Add except.h.
28394 * ira-lives.c: Include except.h.
28395 (process_bb_node_lives): Process can_throw_internal.
28397 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28399 PR rtl-optimization/38774
28400 * combine.c (simplify_set): When undoing cc_use change, don't do
28401 PUT_CODE on the newly created comparison, but instead put back the
28404 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28406 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28407 values. Remove duplicate arm8 entry.
28409 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28411 PR tree-optimization/38786
28412 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28413 the SSA_NAME case of expand_scalar_variables_expr.
28414 Set the type of an expression to the type of its assign statement.
28415 (expand_scalar_variables_expr): Also gather the scalar computation
28416 used to index the memory access. Do not pass loop_p.
28417 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28418 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28419 the gimple_stmt_iterator where it inserts new code.
28420 Do not pass loop_p.
28421 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28422 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28424 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28426 * graphite.h (debug_value): Removed.
28427 * graphite.c (debug_value): Removed.
28429 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28431 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28432 ldrd/strd with two 32-bit instructions.
28434 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28436 * config/arm/arm.c (struct processors): Pass for speed down into
28437 cost helper functions.
28438 (const_ok_for_op): Handle COMPARE and inequality nodes.
28439 (arm_rtx_costs_1): Rewrite.
28440 (arm_size_rtx_costs): Update prototype.
28441 (arm_rtx_costs): Pass speed down to helper functions.
28442 (arm_slowmul_rtx_costs): Rework cost calculations.
28443 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28444 (arm_9e_rtx_costs): Likewise.
28446 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28448 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28449 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28450 (alpha_legitimize_address): Do not split local symbols wider than
28451 UNITS_PER_WORD into HIGH/LO_SUM parts.
28453 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28456 * gcc.c (process_command): Replace call to execvp with calls
28457 to pex_one and exit.
28459 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28462 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28463 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28464 variant for devices with 3-byte PC.
28465 (__tablejump_elpm__): New.
28467 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28470 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28471 offsetof member-designator, handle it as `[0].'.
28473 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28475 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28476 function when not using named sections on targets with named sections
28477 if branch distance is less than 262132.
28479 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28481 * combine.c (combine_instructions): Recompute
28482 optimize_this_for_speed_p for each BB in the main combine loop.
28484 2009-01-12 Tomas Bily <tbily@suse.cz>
28487 * tree-loop-distribution.c (prop_phis): New function.
28488 (generate_builtin): Call prop_phis.
28490 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28492 PR tree-optimization/38807
28493 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28494 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28496 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28498 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28499 subreg of op0 to the original op0.
28501 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28503 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28505 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28508 * mips-tfile.c (parse_def): Fix parsing of def strings
28509 starting with digits.
28511 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28514 * config/arm/arm.c (arm_is_long_call_p): Don't call
28515 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28517 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28519 * regrename.c (regrename_optimize): Fix dumping.
28520 (find_oldest_value_reg): Preserve REG_POINTER.
28521 (copy_hardreg_forward_1): Likewise.
28523 2009-01-09 Diego Novillo <dnovillo@google.com>
28525 * gimple.h (struct gimple_statement_base) <uid>: Document
28526 the restrictions on its use.
28527 (gimple_uid): Tidy.
28528 (gimple_set_uid): Tidy.
28530 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28532 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28533 zero guard even if align_bytes != 0 and count is smaller than
28536 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28538 PR rtl-optimization/38495
28539 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28540 (add_range_and_copies_from_move_list): Print all added ranges.
28541 Add ranges to memory optimized destination.
28543 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28547 * config/i386/i386.c (override_options): Reject
28548 -mstringop-strategy=rep_8byte with -m32.
28549 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28550 to 1. Do count comparison against epilogue_size_needed at compile
28551 time even when count_exp was constant forced into register. For
28552 size_needed don't jump to epilogue, instead just avoid aligning
28553 and invoke the body algorithm. If need_zero_guard, add zero guard
28554 even if count is non-zero, but smaller than size_needed + number of
28555 bytes that could be stored for alignment.
28556 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28557 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28558 but smaller than size_needed + number of bytes that could be stored
28559 for alignment. Compare size_needed with epilogue_size_needed instead
28560 of desired_align - align, don't adjust size_needed, pass
28561 epilogue_size_needed to the epilogue expanders.
28564 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28566 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28568 * pa.c (last_address): Change to unsigned.
28569 (update_total_code_bytes): Change argument to unsigned. Don't
28570 check if insn addresses are set.
28571 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28572 addresses are not set.
28573 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28575 2009-01-09 Nick Clifton <nickc@redhat.com>
28577 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28578 DECL_DECLARED_INLINE_P.
28580 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28582 PR middle-end/38347
28583 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28584 GET_MODE (op0) in operand_subword_force calls.
28586 PR middle-end/38771
28587 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28588 fold_convert arg0 operands to TREE_TYPE (op0) first.
28590 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28592 * params.def (ira-max-conflict-table-size): Decrease default value
28595 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28597 PR tree-optimization/37031
28598 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28600 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28601 allocate it using gc instead of heap, use VEC_quick_push instead of
28603 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28604 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28605 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28606 allocated vector from heap allocated.
28607 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28608 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28609 vector only after perfect_loop_nest_depth call.
28611 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28612 Jan Sjodin <jan.sjodin@amd.com>
28614 PR tree-optimization/38559
28615 * graphite.c (debug_value, copy_constraint,
28616 swap_constraint_variables, scale_constraint_variable, ): New.
28617 (get_lower_bound, get_upper_bound): Removed.
28618 (graphite_trans_bb_strip_mine): Clean up this code that works
28619 only for constant number of iterations. Fully copy upper and
28620 lower bound constraints, not only the constant part of them.
28621 * graphite.h (debug_value): Declared.
28623 2009-01-08 Ira Rosen <irar@il.ibm.com>
28625 PR tree-optimization/37194
28626 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28627 Don't add the cost of cost model guard in prologue to scalar
28628 outside cost in case of known number of iterations.
28630 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28631 Alan Modra <amodra@bigpond.net.au>
28633 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28634 non-word-aligned REG+CONST addressing.
28636 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28639 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28640 free_after_compilation when outputting a thunk.
28641 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28642 Do not call free_after_compilation here.
28644 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28646 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28647 (ix86_valid_target_attribute_inner_p): Ditto.
28649 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28651 PR tree-optimization/38492
28652 PR tree-optimization/38498
28653 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28654 * tree-chrec.h (scev_is_linear_expression): Declared.
28655 * graphite.c (graphite_cannot_represent_loop_niter): New.
28656 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28657 (graphite_loop_normal_form): Use gcc_assert.
28658 (scan_tree_for_params): Use CASE_CONVERT.
28659 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28660 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28661 Use gcc_assert. Discard scops that contain unhandled cases.
28662 (build_scop_conditions): Return a boolean status for unhandled cases.
28663 (strip_mine_profitable_p): Print the loop number, not its depth.
28664 (is_interchange_valid): Pass the depth of the loop nest, don't
28665 recompute it wrongly.
28666 (graphite_trans_bb_block): Same.
28667 (graphite_trans_bb_block): Print tentative of loop blocking.
28668 (graphite_trans_scop_block): Do not print that the loop has been
28670 (graphite_transform_loops): Do not handle scops that contain condition
28673 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28675 AVX Programming Reference (December, 2008)
28676 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28677 (_mm256_stream_pd): Likewise.
28678 (_mm256_stream_ps): Likewise.
28680 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28681 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28682 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28683 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28684 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28685 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28686 (ix86_expand_special_args_builtin): Likewise.
28688 * config/i386/sse.md (AVXMODEDI): New.
28689 (avx_movnt<mode>): Likewise.
28690 (avx_movnt<mode>): Likewise.
28691 (<sse>_movnt<mode>): Remove AVX support.
28692 (sse2_movntv2di): Likewise.
28694 2009-01-07 Richard Guenther <rguenther@suse.de>
28696 PR middle-end/38751
28697 * fold-const.c (extract_muldiv): Remove obsolete comment.
28698 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28699 to PLUS_EXPR canonicalization for the canonicalization.
28701 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28703 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28704 hosted cross-compilers generating less efficient code.
28706 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28708 * function.h (rtl_data): Add a dbr_scheduled_p field.
28709 * reorg.c (dbr_schedule): Set it.
28710 (gate_handle_delay_slots): Check it.
28711 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28712 (mips_reorg): Check flag_delayed_branch instead of
28713 mips_base_delayed_branch.
28714 (mips_override_options): Don't set mips_base_delayed_branch
28715 or flag_delayed_branch.
28717 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28719 PR rtl-optimization/38426.
28720 * ira.c (ira): Set current_function_is_leaf earlier.
28722 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28724 PR rtl-optimization/38722
28725 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28726 too early, only set a flag and modify after last possible
28729 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28732 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28733 * real.c (decimal_single_format): Correct values of emin and emax.
28734 (decimal_double_format): Ditto.
28735 (decimal_quad_format): Ditto.
28736 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28737 computation of DECnn_MIN and DECnn_MAX for corrected values of
28738 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28739 __DECnn_MIN__, and adjust its computation for the corrected value
28742 2009-01-06 Jan Hubicka <jh@suse.cz>
28745 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28747 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28749 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28750 Add Robert Clark to the list of testers.
28752 2009-01-06 Jan Hubicka <jh@suse.cz>
28753 Kai Tietz <kai.tietz@onevision.com>
28755 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28756 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28758 2009-01-06 Jan Hubicka <jh@suse.cz>
28759 Kai Tietz <kai.tietz@onevision.com>
28761 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28763 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28764 (ix86_nsaved_regs): Count only general purpose regs.
28765 (ix86_nsaved_sseregs): New.
28766 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28767 to 16 for w64; compute padding and size of sse reg save area.
28768 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28769 general purpose regs.
28770 (ix86_emit_save_sse_regs_using_mov): New.
28771 (ix86_expand_prologue): Save SSE regs if needed.
28772 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28773 (ix86_emit_restore_sse_regs_using_mov): New.
28774 (ix86_expand_epilogue): Save SSE regs if needed.
28776 2009-01-06 Jan Hubicka <jh@suse.cz>
28777 Kai Tietz <kai.tietz@onevision.com>
28779 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28780 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28781 functions when accumulate outgoing args is off.
28783 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28786 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28787 before using pseudos_have_intersected_live_ranges_p.
28789 * ira-int.h (ira_assert): Always define.
28791 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28793 AVX Programming Reference (December, 2008)
28794 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28795 (_mm256_permute2_pd): Likewise.
28796 (_mm_permute2_ps): Likewise.
28797 (_mm256_permute2_ps): Likewise.
28798 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28799 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28801 * config/i386/i386.c (ix86_builtins): Remove
28802 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28803 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28804 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28805 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28806 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28807 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28808 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28809 __builtin_ia32_vpermil2ps256.
28810 (ix86_init_mmx_sse_builtins): Updated.
28811 (ix86_expand_args_builtin): Likewise.
28813 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28815 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28816 long absolute calls when generating PA 2.0 code.
28818 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28820 PR rtl-optimization/38583
28821 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28823 * params.def (ira-max-conflict-table-size): New.
28825 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28827 * ira.h (ira_conflicts_p): New external definition.
28829 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28830 table. Report this. Return result of building.
28831 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28832 building conflict table.
28834 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28835 (ira_color): Use ira_conflicts_p.
28837 * global.c: Include ira.h.
28838 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28841 * Makefile.in (global.o): Add ira.h.
28843 * ira-build.c (mark_all_loops_for_removal,
28844 propagate_some_info_from_allocno): New.
28845 (remove_unnecessary_allocnos): Call
28846 propagate_some_info_from_allocno.
28847 (remove_low_level_allocnos): New.
28848 (remove_unnecessary_regions): Add parameter. Call
28849 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28850 parameter to remove_unnecessary_regions.
28851 (ira_build): Remove all regions but root if the conflict table was
28852 not built. Update conflict hard regs for allocnos crossing calls.
28854 * ira.c (ira_conflicts_p): New global.
28855 (ira): Define and use ira_conflicts_p.
28857 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28858 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28859 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28861 2009-01-06 Ben Elliston <bje@au.ibm.com>
28863 * gengtype-lex.l (YY_NO_INPUT): Define.
28865 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28868 * c-common.c (handle_vector_size_attribute): Also reject
28869 BOOLEAN_TYPE types.
28871 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28873 PR tree-optimization/38492
28874 * graphite.c (rename_map_elt, debug_rename_elt,
28875 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28876 rename_map_elt_info, eq_rename_map_elts,
28877 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28878 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28879 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28880 (sese_build_livein_liveouts): New.
28881 (new_sese, free_sese): New.
28882 (new_scop): Call new_sese.
28883 (free_scop): Call free_sese.
28884 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28885 (register_old_new_names): Renamed register_old_and_new_names.
28886 (register_scop_liveout_renames, add_loop_exit_phis,
28887 insert_loop_close_phis, struct igp,
28888 default_liveout_before_guard, add_guard_exit_phis,
28889 insert_guard_phis, copy_renames): New.
28890 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28891 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28892 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28893 (scop_adjust_phis_for_liveouts): New.
28894 (gloog): Call scop_adjust_phis_for_liveouts.
28896 * graphite.h (struct sese): Documented. Added fields liveout,
28897 num_ver and livein.
28898 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28899 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28900 (struct scop): Added field liveout_renames.
28901 (SCOP_LIVEOUT_RENAMES): New.
28903 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28905 PR tree-optimization/38510
28906 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28907 (translate_clast): Call recompute_all_dominators before
28909 (gloog): Call recompute_all_dominators before graphite_verify.
28911 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28912 Jan Sjodin <jan.sjodin@amd.com>
28914 PR tree-optimization/38500
28915 * graphite.c (create_sese_edges): Call fix_loop_structure after
28918 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28920 * config.gcc: Add m32r*-*-rtems*.
28921 * config/m32r/rtems.h: New file.
28923 2009-01-05 Ben Elliston <bje@au.ibm.com>
28925 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28926 (.po.pox): Likewise.
28927 (po/gcc.pot): Likewise.
28929 2009-01-04 David S. Miller <davem@davemloft.net>
28931 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28932 (STARTING_FRAME_OFFSET): Always set to zero.
28934 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28936 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28937 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28938 fixed-point types, and vectors of the same.
28940 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28942 * config/mips/sync.md (*mb_barrier): Rename to...
28943 (*memory_barrier): ...this.
28945 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28947 * doc/extend.texi (Function Attributes): Move @cindex after @item
28948 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28949 and put in alphabetical order. Fix 'target' name and put in order.
28950 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28953 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28955 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28956 (memory_barrier): Expand as unspec instead of unspec_volatile.
28957 Remove mem:BLK from insn operands. Use Pmode scratch register.
28958 (*memory_barrier): Define as unspec instead of unspec_volatile.
28959 Use (match_dup 0) as input operand.
28961 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28962 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28963 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28964 scratch register. Remove operand 1.
28965 (*stbar): Define as unspec instead of unspec_volatile.
28966 Use (match_dup 0) as input operand, remove (const_int 8).
28967 (*membar): Define as unspec instead of unspec_volatile.
28968 Use (match_dup 0) as input operand, remove input operand 2.
28970 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28971 (memory_barrier): Expand as unspec instead of unspec_volatile.
28972 Remove mem:BLK from insn operands. Use Pmode scratch register.
28973 (*memory_barrier): Define as unspec instead of unspec_volatile.
28974 Use (match_dup 0) as input operand.
28976 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28977 Remove mem:BLK from insn operands. Use Pmode scratch register.
28978 Set volatile flag on operand 0.
28979 (*memory_barrier): New insn pattern.
28981 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28983 (*memory_barrier): Use (match_dup 0) as input operand.
28985 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28986 Remove mem:BLK from insn operands. Use Pmode scratch register.
28987 Set volatile flag on operand 0.
28988 (*mb_internal): New insn pattern.
28990 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28992 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28994 PR middle-end/38586
28995 * function.c (struct temp_slot): Move to the section of the file
28996 that deals with temp slots. Remove field 'address'.
28997 (temp_slot_address_table): New hash table of address -> temp slot.
28998 (struct temp_slot_address_entry): New struct, items for the table.
28999 (temp_slot_address_compute_hash, temp_slot_address_hash,
29000 temp_slot_address_eq, insert_temp_slot_address): Support functions
29002 (find_temp_slot_from_address): Rewrite to use the new hash table.
29003 (remove_unused_temp_slot_addresses): Remove addresses of temp
29004 slots that have been made available.
29005 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29006 worker function for remove_unused_temp_slot_addresses.
29007 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29008 Add the temp slot address to the address -> temp slot map.
29009 (update_temp_slot_address): Update via insert_temp_slot_address.
29010 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29011 (pop_temp_slots): Likewise.
29012 (init_temp_slots): Allocate the address -> temp slot map, or empty
29013 the map if it is already allocated.
29014 (prepare_function_start): Initialize temp slot processing.
29016 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29018 PR middle-end/38584
29019 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29020 Calculate the size of all stack vars assuming no packing of stack
29021 vars will happen, replacing a quadratic algorithm with a linear one.
29023 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29026 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29029 2009-01-03 Diego Novillo <dnovillo@google.com>
29031 * doc/contrib.texi: Update contributions.
29033 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29036 * builtins.c (fold_builtin_memory_op): Give up if either operand
29037 is volatile. Set srctype or desttype to non-qualified version
29041 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29042 and FUNCTION_DECLs.
29044 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29046 PR rtl-optimization/35805
29047 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29048 problem if fast dce is able to remove any instructions.
29049 * dce.c (dce_process_block): Fix dump message.
29051 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29054 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29056 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29058 PR middle-end/38690
29059 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29060 * tree-pretty-print.c (op_code_prio): New function.
29061 (op_prio): No longer static. Use op_code_prio.
29062 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29063 Use op_prio and op_code_prio to determine if () should be
29064 printed around operand(s) or not.
29066 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29067 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29068 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29069 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29070 pp_character instead of pp_string for single letter printing.
29072 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29074 * doc/extend.texi: Fix '#pragma GCC option' typo.
29076 2009-01-02 Richard Guenther <rguenther@suse.de>
29078 * doc/install.texi (--enable-checking): Mention different
29079 default for stage1.
29080 (--enable-stage1-checking): Document.
29082 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29084 PR middle-end/30142
29085 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29086 case to be an error.
29088 2009-01-02 Ben Elliston <bje@au.ibm.com>
29090 * config/fp-bit.h (pack_d): Constify argument.
29091 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29092 (isnan): Constify argument.
29094 (iszero): Likewise.
29095 (pack_d): Likewise.
29096 (_fpadd_parts): Constify return type.
29097 (_fpmul_parts): Likewise.
29098 (_fpdiv_parts): Likewise.
29100 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29103 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29104 warn about overwriting initializer with side-effects or
29105 -Woverride-init if !IMPLICIT.
29106 (output_init_element): Likewise. Pass IMPLICIT down to
29108 (process_init_element): Add IMPLICIT argument. Pass it down
29109 to output_init_element.
29110 (push_init_element, pop_init_level, set_designator): Adjust
29111 process_init_element callers.
29112 (set_nonincremental_init, set_nonincremental_init_from_string):
29113 Adjust add_pending_init callers.
29114 (output_pending_init_elements): Adjust output_init_element callers.
29115 * c-tree.h (process_init_element): Adjust prototype.
29116 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29117 process_init_element callers.
29120 Copyright (C) 2009 Free Software Foundation, Inc.
29122 Copying and distribution of this file, with or without modification,
29123 are permitted in any medium without royalty provided the copyright
29124 notice and this notice are preserved.