1 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4 investigating previous or next insns.
6 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
8 * tree-sra.c (build_ref_for_offset_1): Update comment.
10 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
12 * config/s390/s390.md (atype): Added missing values.
14 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17 * pa.md (casesi): Use sign extended index in call to
19 (casesi64p): Update pattern to reflect above.
21 2009-10-15 Steve Ellcey <sje@cup.hp.com>
23 PR rtl-optimization/41697
24 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
26 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
29 * config/rs6000/predicates.md: Update copyright year.
30 * config/rs6000/altivec.md: Ditto.
32 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
33 (MD_INCLUDES): Add a2.md.
35 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
36 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
37 (builtin_classify): New static vector to classify various builtins
38 to get the tree attributes correct.
39 (def_builtin): Set the attributes of builtins based on what the
40 builtin does (i.e. memory operation, floating point, saturation
41 need special attributes, others are pure functions).
43 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
45 (enum rs6000_builtins): Include rs6000-builtin.def to define the
46 builtins. Change the end marker to MAX_RS6000_BUILTINS from
48 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
51 * config/rs6000/rs6000-builtin.def: New file that combines the
52 builtin enumeration name and attributes.
54 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
56 * config/i386/linux.h (ASM_SPEC): Add --32.
58 2009-10-15 Jakub Jelinek <jakub@redhat.com>
60 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
61 and DW_TAG_template_alias.
62 (dwarf_attr_name): Handle DW_AT_main_subprogram,
63 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
64 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
65 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
66 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
67 and DW_AT_GNU_odr_signature.
68 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
69 DW_FORM_flag_present and DW_FORM_ref_sig8.
70 (output_signature): Only print name on the first byte.
71 (output_die): Likewise for dw_val_class_data8.
73 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
75 * doc/invoke.texi: Clarify that most optimizations are not enabled
78 2009-10-15 Richard Guenther <rguenther@suse.de>
81 * gimple.c (compare_type_names_p): Handle anonymous names
82 differently based on new mode argument.
83 (gimple_types_compatible_p): For structs also compare the tags.
84 (iterative_hash_type_name): Rename to ...
85 (iterative_hash_name): ... this. Hash all names.
86 (iterative_hash_gimple_type): Fix hashing the struct tag of
87 pointer targets. Hash field decl names.
89 2009-10-15 Richard Guenther <rguenther@suse.de>
92 * gimple.c (gimple_get_alias_set): Avoid recursing on
93 invalid type topology.
95 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
97 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
99 2009-10-15 Richard Guenther <rguenther@suse.de>
101 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
103 2009-10-15 Jakub Jelinek <jakub@redhat.com>
105 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
106 add --with-tune{,-32,-64} configured default for -mtune if explicit
109 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
111 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
114 2009-10-14 DJ Delorie <dj@redhat.com>
116 * config/h8300/h8300.c (F): New.
118 (h8300_emit_stack_adjustment): Call them.
120 (h8300_push_pop): Likewise.
121 (h8300_expand_prologue): Likewise.
122 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
123 (MUST_USE_SJLJ_EXCEPTIONS): Define.
124 (INCOMING_RETURN_ADDR_RTX): Define.
125 (INCOMING_FRAME_SP_OFFSET): Define.
126 (DWARF_CIE_DATA_ALIGNMENT): Define.
128 2009-10-14 Jakub Jelinek <jakub@redhat.com>
130 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
131 fields in builtin structs.
132 (finalize_record_size): Likewise.
134 2009-10-14 Richard Guenther <rguenther@suse.de>
136 * gimple.c (gtc_ob): New global.
137 (struct type_pair_d): Replace pointers with type UIDs.
138 (type_pair_hash): Adjust.
139 (type_pair_eq): Likewise.
140 (lookup_type_pair): Likewise. Allocate from an obstack.
141 (gimple_force_type_merge): Adjust.
142 (gimple_types_compatible_p): Likewise.
143 (free_gimple_type_tables): Free the obstack.
145 2009-10-14 Jakub Jelinek <jakub@redhat.com>
147 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
148 stmts setting DEBUG_EXPR_DECLs.
150 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
151 Don't crash if mode1 is VOIDmode.
153 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
155 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
156 * params.h (IRA_LOOP_RESERVED_REGS): New
157 * tree-pass.h (pass_subregs_of_mode_init,
158 pass_subregs_of_mode_finish): Remove.
159 * passes.c (pass_subregs_of_mode_init,
160 pass_subregs_of_mode_finish): Remove.
161 (pass_reginfo_init): Move before loop optimizations.
162 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
163 * common.opt (fira-loop-pressure): New.
164 * toplev.h (flag_ira_loop_pressure): New.
165 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
167 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
168 Make external and void type functions.
169 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
170 pass_subregs_of_mode_finish): Remove.
171 * ira-costs.c (init_costs): Call init_subregs_of_mode.
172 * regmove.c: Include ira.h.
173 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
174 register pressure calculation in loops.
175 * loop-invariant.c: Include REGS_H and ira.h.
176 (struct loop_data): New members max_reg_pressure, regs_ref, and
178 (struct invariant): New member orig_regno.
179 (curr_loop): New variable.
180 (find_exits): Initialize regs_ref and regs_live.
181 (create_new_invariant): Initialize orig_regno.
182 (get_cover_class_and_nregs): New.
183 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
184 array. Add code for flag_ira_loop_pressure.
185 (gain_for_invariant): Make new_regs an array. Add code for
186 flag_ira_loop_pressure.
187 (best_gain_for_invariant): Ditto.
188 (set_move_mark): New parameter gain. Use it for debugging output.
189 (find_invariants_to_move): Make regs_needed and new_regs an array.
190 Add code for flag_ira_loop_pressure.
191 (move_invariant_reg): Set up orig_regno.
192 (move_invariants): Set up reg classes for pseudos for
193 flag_ira_loop_pressure.
194 (free_loop_data): Clear regs_ref and regs_live.
195 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
196 get_regno_cover_class, change_pressure, mark_regno_live,
197 mark_regno_death, mark_reg_store, mark_reg_clobber,
198 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
199 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
200 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
201 register pressure calculation in loops if new regs were added.
202 Call finish_subregs_of_mode.
203 * opts.c (decode_options): Set up flag_ira_loop_pressure.
204 * Makefile.in (loop-invariant.o): Add ira.h.
206 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
208 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
210 2009-10-14 Richard Guenther <rguenther@suse.de>
212 * lto-symtab.c (lto_symtab_compatible): Fold in ...
213 (lto_symtab_merge): ... here. Rewrite both to take the
214 prevailing and a to-be-merged entry and to queue diagnostics
216 (lto_symtab_resolve_replaceable_p): New predicate for
218 (lto_symtab_resolve_can_prevail_p): Likewise.
219 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
220 handles merging commons by choosing the largest decl. Fold
221 in code that gives ODR errors.
222 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
224 (lto_symtab_merge_decls_1): Re-structure. Deal with the
225 case of no prevailing decl here. Diagnose mismatches
226 in object types here. Drop all but the prevailing decls.
227 (lto_symtab_prevailing_decl): Return the single prevailing decl.
228 * lto-streamer-in.c (lto_input_tree_ref): Deal with
229 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
231 2009-10-14 Richard Guenther <rguenther@suse.de>
234 * lto-streamer-in.c (input_bb): Replace debug stmts with
235 nops instead of dropping them.
237 2009-10-14 Nick Clifton <nickc@redhat.com>
239 * gcc/doc/extended.texi: Replace the dash character with
240 @minus{} in situations where it is being used as a minus
242 * gcc/doc/tm.texi: Likewise.
243 * gcc/doc/md.texi: Likewise.
245 2009-10-14 Jakub Jelinek <jakub@redhat.com>
247 PR preprocessor/41543
248 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
249 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
250 * tree.c: Include intl.h.
251 (expand_location): Handle BUILTINS_LOCATION.
252 * Makefile.in (tree.o): Depend on intl.h.
255 * dwarf2out.c (dwarf2out_var_location): Always clear
256 last_postcall_label when changing last_label.
258 2009-10-14 Pascal Obry <obry@adacore.com>
260 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
261 (process_command): Handle -E as done with -c and -S. Do not add
262 the target executable suffix to the output file when -E is used.
263 (main): Adjust error message accordingly.
265 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
271 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
273 (tree_code_size): Likewise.
275 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
277 * builtins.c (fold_builtin_1): Support complex "arc" functions.
278 * real.h (HAVE_mpc_arc): Define.
280 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
282 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
283 (struct builtin_description): Add fndecl field.
284 (bdesc): Remove const qualifier. Update initializer.
285 (sh_media_init_builtins): Remove const qualifier for d. Record
286 the result of add_builtin_function to the fndecl field.
287 (sh_builtin_decl): New.
288 (sh_media_builtin_decl): New.
290 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
293 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
294 requests between special registers.
296 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
298 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
300 2009-10-13 Richard Henderson <rth@redhat.com>
302 PR tree-optimization/41377
303 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
304 (cleanup_empty_eh_merge_phis): New change_region parameter;
305 pass it on to redirect_eh_edge_1. Update callers.
306 (cleanup_empty_eh_unsplit): Don't require an existing EH label
307 at the destination block.
309 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
311 * passes.c (register_pass): Replaced gcc_unreachable by
312 fatal_error on failure. Mentions plugins in comments & messages.
314 2009-10-13 Jakub Jelinek <jakub@redhat.com>
317 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
318 * sched-vis.c (print_value): Use it.
319 * cselib.c (cselib_hash_rtx): Likewise.
320 * print-rtl.c (print_rtx): Likewise.
321 * cfgexpand.c (expand_debug_rtx): Likewise.
322 * var-tracking.c (vt_expand_loc_callback): Likewise.
324 2009-10-13 Richard Guenther <rguenther@suse.de>
327 * opts.c (handle_option): Split out code to handle setting
328 the options flag var ...
329 (set_option): ... here.
330 * opts.h (set_option): Declare.
331 * lto-opts.c (register_user_option_p): Include -fexceptions
332 and all position independent code variants.
333 (handle_common_option): Remove.
334 (lto_reissue_options): Use set_option.
336 2009-10-13 Martin Jambor <mjambor@suse.cz>
338 PR tree-optimization/41661
339 * ipa-prop.c (compute_complex_pass_through): Allow only operations
340 that are tcc_comparisons or do not change the type in any
342 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
343 folding tcc_comparison operations.
345 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
347 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
350 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
356 * tree.def (DEBUG_EXPR_DECL): New.
357 * rtl.def (DEBUG_EXPR): New.
358 * gengtype.c (adjust_field_rtx_def): Handle it.
359 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
360 (insert_debug_temp_for_var_def): ... this. Drop support for
361 moving. Take iterator for def stmt; insert debug stmt before it.
362 Scan early for use count and kind in debug stmts.
363 (propagate_defs_into_debug_stmts): Rename to...
364 (insert_debug_temps_for_defs): ... this. Likewise.
365 * tree.h (DEBUG_TEMP_UID): New.
366 * tree.c (next_debug_decl_uid): New.
367 (make_node_stat): Count debug decls separately.
368 (copy_node_stat): Likewise.
369 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
370 * var-tracking.c (dv_is_decl_p): Recognize it.
371 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
372 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
373 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
374 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
375 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
376 (cselib_hash_rtx): Likewise.
377 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
378 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
380 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
381 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
382 * rtl.c (copy_rtx): Likewise.
383 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
384 * print-rtl.c (print_rtx): Likewise.
385 * sched-vis.c (print_value): Likewise.
386 (print_insn): Handle DEBUG_EXPR_DECL.
387 * tree-dump.c (dequeue_and_dump): Likewise.
388 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
389 * gimple-iterator (gsi_replace): Check for same lhs.
390 (gsi_remove): Insert debug temps.
391 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
392 (move_computations_stmt): Drop explicit propagation into debug stmts.
393 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
394 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
395 * tree-ssa-sink.c (statement_sink_location): Likewise.
396 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
397 * tree-ssanames.c (release_ssa_name): Adjust for rename.
398 * tree-flow.h: Likewise.
399 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
400 debug temps without values.
401 (eliminate_unnecessary_stmts): Don't discard just-inserted
404 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
407 * config/cris/cris.md (andu): Check that operand 1 is one of the
408 general registers. Fix typo in head comment.
410 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
412 * config/i386/i386.md (vswapmov): New.
413 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
414 (ix86_function_ms_hook_prologue): New.
415 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
416 * configure.ac: Test for swap suffix support in as.
417 * configure: Rebuild.
419 2009-10-12 Jakub Jelinek <jakub@redhat.com>
422 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
423 paradoxical subregs to prevent partial register stalls if the inner
424 mode is integer mode.
426 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
428 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
430 2009-10-12 Dodji Seketeli <dodji@redhat.com>
433 * gcc/dwarf2out.c (template_parameter_pack_die,
434 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
436 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
439 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
441 (maybe_register_def): Likewise. Take stmt iterator.
442 (rewrite_update_stmt): Take stmt iterator and pass it on.
443 (rewrite_update_enter_block): Pass stmt iterator.
445 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
447 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
448 (spu_builtin_decl): New function.
450 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
452 * config/i386/i386.md (SWIM): New mode iterator.
453 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
454 using SWIM mode iterator.
455 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
456 patterns using SWI48 mode iterator.
457 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
458 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
459 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
460 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
461 patterns using SWI248 mode iterator.
462 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
463 gen_x86_movdicc_0_m1_rex64 for renamed function
465 2009-10-11 Jose Ruiz <ruiz@adacore.com>
466 Eric Botcazou <ebotcazou@adacore.com>
469 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
470 * config/sparc/sol2-unwind.h: New file.
472 2009-10-11 Olivier Hainque <hainque@adacore.com>
473 Eric Botcazou <ebotcazou@adacore.com>
476 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
477 * config/i386/sol2-unwind.h: New file.
479 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
482 * config/i386/i386.md (addsi_1_zext): Get the proper second
485 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
487 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
488 all OLD_RTXes, not just REGs. Use copy_rtx to create the
491 2009-10-11 Richard Guenther <rguenther@suse.de>
493 * gimple.c (iterative_hash_type_name): Do not handle special
496 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
499 (*setcc_si_1_and): Ditto.
500 (*setcc_si_1_movzbl): Ditto.
501 (*setcc_<mode>_2): Ditto.
502 (*setcc_qi): Rename from *setcc_1.
503 (*setcc_qi_slp): Rename from *setcc_2.
505 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
506 (*zero_extendqisi2_movzbw_and splitter): Ditto.
508 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
509 "if" condition, there is already assert with reload_completed present.
511 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
513 * plugin.c (try_init_one_plugin): Improve constness of variable err.
515 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
517 * doc/install.texi (Final install): Refer to
518 http://gcc.gnu.org/bugs/ for bug reporting.
520 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
522 * configure.ac: Add test for dci instruction.
523 * configure: Regenerate.
524 * config.in: Likewise.
525 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
526 * doc/invoke.texi: Add cpu_type 476 and 476fp.
527 (-mmulhw): Add 476 to description.
529 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
530 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
531 (processor_target_table): Add 476 and 476fp entries.
532 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
533 (rs6000_issue_rate): Add CPU_PPC476.
534 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
535 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
536 (processor_type): Add PROCESSOR_PPC476.
537 (EXTRA_SPECS): Add asm_cpu_476 string.
538 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
539 (define_attr "cpu"): Add ppc476.
541 Update comments for 476.
542 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
543 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
544 Update copyright year.
545 * config/rs6000/476.md: New file.
546 * config/rs6000/40x.md: Add description for "isel" attribute.
547 Update copyright year.
548 * config/rs6000/440.md: Likewise.
549 * config/rs6000/603.md: Likewise.
550 * config/rs6000/6xx.md: Likewise.
551 * config/rs6000/7450.md: Likewise.
552 * config/rs6000/7xx.md: Likewise.
553 * config/rs6000/8540.md: Likewise.
554 * config/rs6000/cell.md: Likewise.
555 * config/rs6000/e300c2c3.md: Likewise.
556 * config/rs6000/e500mc.md: Likewise.
557 * config/rs6000/mpc.md: Likewise.
558 * config/rs6000/power4.md: Likewise.
559 * config/rs6000/power5.md: Likewise.
560 * config/rs6000/power6.md: Likewise.
561 * config/rs6000/power7.md: Likewise.
562 * config/rs6000/rios1.md: Likewise.
563 * config/rs6000/rios2.md: Likewise.
564 * config/rs6000/rs64.md: Likewise.
566 2009-10-10 Richard Guenther <rguenther@suse.de>
568 PR tree-optimization/41654
569 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
570 a cond expr before calling gimple_cond_set_condition_from_tree.
571 (ifcombine_iforif): Likewise.
573 2009-10-09 Ian Lance Taylor <iant@google.com>
575 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
576 * configure: Rebuild.
578 2009-10-09 Neil Vachharajani <nvachhar@google.com>
580 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
583 2009-10-09 Richard Guenther <rguenther@suse.de>
586 * target-def.h (TARGET_BUILTIN_DECL): Define.
587 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
588 * target.h (struct gcc_target): Add builtin_decl target hook.
589 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
590 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
592 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
594 (lto_output_builtin_tree): Sorry if the target does not support
595 streaming target builtins.
596 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
597 (rs6000_builtin_decl): New function.
598 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
599 (ix86_builtin_decl): New function.
601 2009-10-09 Jakub Jelinek <jakub@redhat.com>
603 PR preprocessor/41445
604 * c-ppoutput.c (do_line_change): New function.
605 (cb_line_change): Use it.
606 (scan_translation_unit): Call do_line_change if
607 avoid_paste or PREV_WHITE and token location is on a different line
611 * dwarf2out.c (dwarf2out_init): Test whether
612 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
615 PR rtl-optimization/41646
616 * calls.c (expand_call): For BLKmode types returned in registers
617 avoid likely spilled hard regs in copy_blkmode_from_reg generated
620 2009-10-09 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/41634
623 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
624 we remove the correct elements.
625 (optimize_stmt): Make sure to update stmt operands before
626 optimizing redundancies.
628 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
630 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
632 2009-10-09 Richard Guenther <rguenther@suse.de>
635 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
637 (lto_wrapper_exit): New function.
639 (fatal_perror): Likewise.
640 (fork_execute): Use global args_name, do not free it.
641 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
642 * lto-streamer.h: Remove duplicate prototypes.
644 2009-10-09 Richard Guenther <rguenther@suse.de>
646 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
647 before calling stmt_can_throw_external.
649 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
651 PR tree-optimization/40071
652 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
653 pointer if the original data reference doesn't conflict with the
654 created vector data reference. Fix long line.
656 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
658 * config/i386/i386.md (any_div): New code iterator.
659 (u): Handle div and udiv.
661 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
663 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
664 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
665 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
666 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
668 2009-10-08 Joseph Myers <joseph@codesourcery.com>
670 * gcc.c (main): Remove trailing "." from diagnostics.
672 2009-10-08 Cary Coutant <ccoutant@google.com>
674 Add support for debugging with ICF (Identical Code Folding).
675 * calls.c (debug.h): New #include.
676 (emit_call_1): Call virtual_call_token debug hook.
677 * common.opt (-fenable-icf-debug): New option.
678 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
679 locations in the source).
680 (poc_label_num): New variable.
681 (dcall_entry, vcall_entry): New typedefs.
682 (dcall_table, vcall_table): New variables.
683 (struct vcall_insn): New type.
684 (vcall_insn_table): New variable.
685 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
686 (size_of_dcall_table): New function.
687 (output_dcall_table): New function.
688 (size_of_vcall_table): New function.
689 (output_vcall_table): New function.
690 (dwarf2out_direct_call): New function.
691 (vcall_insn_table_hash): New function.
692 (vcall_insn_table_eq): New function.
693 (dwarf2out_virtual_call_token): New function.
694 (dwarf2out_virtual_call): New function.
695 (dwarf2out_init): Allocate new tables and sections.
696 (prune_unused_types): Mark DIEs referenced from direct call table.
697 (dwarf2out_finish): Output direct and virtual call tables.
698 * final.c (final_scan_insn): Call direct_call and virtual_call
700 * debug.h (struct gcc_debug_hooks): Add direct_call,
701 virtual_call_token, virtual_call hooks.
702 (debug_nothing_uid): New function.
703 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
704 (debug_nothing_uid): New function.
705 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
706 (xcoff_debug_hooks): Likewise.
707 * sdbout.c (sdb_debug_hooks): Likewise.
708 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
709 * doc/invoke.texi (-fenable-icf-debug): New option.
711 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
714 * regmove.c (regmove_backward_pass): Replace src with dst in the
715 debug insn, and check for dst before rather than after.
717 2009-10-08 Janis Johnson <janis187@us.ibm.com>
719 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
720 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
722 2009-10-08 Jan Hubicka <jh@suse.cz>
725 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
726 do not mark cgraph nodes as needed.
727 (record_references_in_initializer): Add new only_vars parameter.
728 * cgraph.h (record_references_in_initializer): New parameter.
729 * varasm.c (assemble_variable): Update call.
730 * varpool.c (varpool_analyze_pending_decls): Always look for
733 2009-10-08 Anatoly Sokolov <aesok@post.ru>
735 * config/avr/avr.c (last_insn_address) Remove variable.
736 (expand_prologue): Don't initialise last_insn_address variable.
737 (final_prescan_insn): Don't output insn size.
738 * config/avr/avr.opt (msize): Remove switch.
739 * doc/invoke.texi (AVR Options): Remove documentation of -msize
742 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
744 * combine.c (label_tick_ebb_start): Fix comment.
745 (combine_instructions): Set label_tick and label_tick_ebb_start before
746 calling setup_incoming_promotions. Start them from 1. Increment
747 label_tick instead of deriving it from the BB index. Rather than
748 comparing ticks use the block from the previous iteration to decide
749 whether to start a new EBB. Remove empty lines before function.
751 2009-10-08 Michael Matz <matz@suse.de>
754 * builtins.c (fold_builtin_isascii): Use fold_build2.
755 (fold_builtin_isdigit): Ditto.
756 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
757 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
758 remove_useless_stmts_cond, remove_useless_stmts_tf,
759 remove_useless_stmts_tc, remove_useless_stmts_bind,
760 remove_useless_stmts_goto, remove_useless_stmts_label,
761 remove_useless_stmts_1, remove_useless_stmts,
762 pass_remove_useless_stmts): Remove.
763 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
764 * passes.c (init_optimization_passes): Don't add
765 pass_remove_useless_stmts.
766 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
767 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
769 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
770 for static constants.
771 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
772 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
774 2009-10-08 Richard Guenther <rguenther@suse.de>
776 * gimple.c (free_gimple_type_tables): New function.
777 * gimple.h (free_gimple_type_tables): Declare.
779 2009-10-07 Mark Heffernan <meheff@google.com>
781 * ipa-prop.c (ipa_print_node_params) Only print
782 names of named arguments.
784 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
786 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
787 being statically linked.
789 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
791 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
793 2009-10-08 Jan Hubicka <jh@suse.cz>
796 * ipa.c (cgraph_externally_visible_p,
797 function_and_variable_visibility,
798 whole_program_function_and_variable_visibility): Skip non-finalized
801 2009-10-08 Nick Clifton <nickc@redhat.com>
803 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
806 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
809 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
811 2009-10-07 Joseph Myers <joseph@codesourcery.com>
814 * c-common.c (c_fully_fold_internal): Strip nops from the result
815 of recursive calls to c_fully_fold_internal.
816 (c_wrap_maybe_const): New.
817 (c_save_expr): Use c_wrap_maybe_const.
818 * c-common.h (c_wrap_maybe_const): Declare.
819 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
820 build_binary_op): Use c_wrap_maybe_const.
822 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
824 * real.c: Fix comment to reflect actual exponent size.
826 2009-10-08 Ben Elliston <bje@au.ibm.com>
828 * config/rs6000/a2.md: Add FSF comment header.
830 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.md (any_extend): New code iterator.
833 (u, s): New code attributes.
835 (DWIH): Rewrite as code iterator for SI and DI modes.
836 (DWI): Rewrite as mode attribute.
837 (dwi): New mode attribute.
838 (di): Depend on SI mode and DI mode.
839 (doubleint_general_operand): Remove mode attribute.
841 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
844 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
845 (*sub<mode>3_doubleword): Ditto.
847 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
848 using SWIM248 mode iterator.
849 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
850 using SWI48 mode iterator.
851 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
852 patterns using DWIH mode iterator and any_extend code iterator.
853 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
854 using any_extend code iterator.
855 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
856 patterns using DWIH mode iterator and any_extend code iterator.
857 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
858 using any_extend code iterator.
859 (<s>mul<mode>3_highpart): Macroize expander from
860 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
861 and any_extend code iterator.
862 (*<s>muldi3_highpart_1): Macroize insn from
863 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
864 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
865 patterns using any_extend code iterator.
866 (*<s>mulsi3_highpart_zext): Macroize insn from
867 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
869 2009-10-07 Jakub Jelinek <jakub@redhat.com>
871 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
872 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
873 refering to a DIE with DW_AT_const_value.
875 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
878 * ira-lives.c (check_and_make_def_conflict): Process all operands.
880 2009-10-06 Jan Hubicka <jh@suse.cz>
882 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
885 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
887 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
888 *lea_2_rex64): Move before *add<mode>_1 pattern.
890 2009-10-07 Jan Hubicka <jh@suse.cz>
892 * collect2.c (main): Add -fno-whole-program.
893 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
895 2009-10-07 Jan Hubicka <jh@suse.cz>
897 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
898 has no address taken.
899 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
901 (cgraph_clone_node): Clear externally_visible flag for clones.
902 * cgraph.h (cgraph_only_called_directly_p,
903 cgraph_can_remove_if_no_direct_calls_p): New predicates.
904 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
905 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
906 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
907 ipcp_insert_stage): Likwise.
908 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
909 externally_visible flag.
910 (verify_cgraph_node): Verify that inline clones look right.
911 (process_function_and_variable_attributes): Do not set
912 externally_visible flags.
913 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
915 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
917 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
918 clear externally_visible when turning into inline clones
919 (cgraph_mark_inline_edge): Use new predicates.
920 (cgraph_estimate_growth): Likewise.
921 (cgraph_decide_inlining): Likewise.
922 * ipa.c (cgraph_postorder): Likewise.
923 (cgraph_remove_unreachable_nodes): Likewise; sanity check
924 that inline clones are not needed.
925 (cgraph_externally_visible_p): New predicate.
926 (function_and_variable_visibility): Add whole_program parameter;
927 always set externally_visible flag; handle COMDAT function
929 (local_function_and_variable_visibility): New function.
930 (gate_whole_program_function_and_variable_visibility): New function.
931 (whole_program_function_and_variable_visibility): New function.
932 (pass_ipa_whole_program_visibility): New function.
933 * passes.c (init_optimization_passes): Add whole program visibility
935 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
936 not care about needed/reachable flags.
937 * varpool.c: Include flags.h
938 (decide_is_variable_needed): When doing LTO assume whole-program mode.
939 (varpool_finalize_decl): When we are in LTO read-back, all variables
941 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
943 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
945 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
948 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
950 * config.gcc: Don't include the makefile fragments intended for
952 * config/s390/fixdfdi.h: File removed.
953 * config/s390/libgcc-glibc.ver: File removed.
954 * config/s390/s390.h: Remove the fixdfdi.h hack.
955 * config/s390/t-crtstuff: File moved to libgcc dir.
956 * config/s390/t-linux: Likewise.
957 * config/s390/t-tpf: libgcc specific parts removed.
958 * config/s390/t-linux64: Likewise.
960 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
962 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
963 (lto-compress.o): Likewise.
965 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
968 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
969 dllexport to class members here.
970 (i386_pe_determine_dllimport_p): Only check static class data for
972 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
973 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
974 functions for vague linkage.
975 (i386_pe_type_dllexport_p): Fix formatting.
976 (maybe_add_dllexport) New function.
977 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
980 2009-10-07 Ben Elliston <bje@au.ibm.com>
982 * config/rs6000/a2.md: Remove duplicated lines.
984 2009-10-07 Ben Elliston <bje@au.ibm.com>
986 * config.gcc (powerpc*-*-*): Handle a2.
987 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
988 * config/rs6000/a2.md: New file.
989 * config/rs6000/rs6000.opt (mno-update): New.
990 (mupdate): Return to using a mask, not a var.
991 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
992 (enum processor_type): Add PROCESSOR_PPCA2.
993 * config/rs6000/rs6000.c (ppca2_cost): New costs.
994 (rs6000_override_options): Add "a2" to processor_target_table.
995 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
996 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
998 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1000 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1001 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1002 reference to nonexistent gen_truncxfxf2 function.
1004 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1006 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1007 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1008 (general_operand): Handle TI mode.
1009 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1010 using SDWIM mode iterator.
1011 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1012 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1013 using DWI mode iterator.
1014 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1015 patterns using SWI mode iterator.
1016 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1017 using SWI48 mode iterator.
1018 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1019 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1020 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1021 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1022 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1023 using SDWIM mode iterator.
1024 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1025 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1026 using DWI mode iterator.
1027 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1028 patterns using SWI mode iterator.
1029 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1030 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1031 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1032 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1033 patterns using plusminus code iterator.
1034 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1035 sub<mode>3 patterns using plusminus code iterator.
1036 * config/i386/i386.c (override_options): Update the call to
1037 gen_subdi_carry_rex64 for renamed function.
1038 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1039 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1040 calls to instruction expanders.
1042 2009-10-06 Martin Jambor <mjambor@suse.cz>
1045 * opts.c (decode_options): Run IPA-SRA at -O2.
1047 2009-10-06 Richard Guenther <rguenther@suse.de>
1049 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1051 2009-10-06 Tobias Burnus <burnus@net-b.de>
1054 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1055 -flto and -fwhole-program flags can be combined.
1057 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1060 * gcc.c (process_command): Check that -o argument was specified.
1062 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1064 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1066 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1068 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1069 * doc/invoke.texi (Warning Options): Annotate allowed languages
1070 for -Wunsuffixed-float-constants.
1072 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1074 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1075 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1076 same name and isn't the main variant.
1079 * dwarf2out.c (loc_by_reference): Removed.
1080 (dw_loc_list_1): New function.
1081 (dw_loc_list): Remove toplev argument, add want_address argument.
1082 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1083 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1084 want_address == 2 to dw_loc_list. For successful dw_loc_list
1085 set have_address to 1 only if want_address is not 0.
1087 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1089 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1090 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1091 a code block followed by two pointers.
1092 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1093 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1094 (MIPS_MOVE): Likewise.
1095 (MIPS_LUI): Likewise.
1096 (MIPS_JR): Likewise.
1097 (MIPS_BAL): Likewise.
1098 (MIPS_NOP): Likewise.
1099 (mips_asm_trampoline_template): Delete.
1100 (mips_trampoline_code_size): New function.
1101 (mips_trampoline_init): Add shorter sequences for all cases
1102 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1103 Calculate the opcodes directly, rather than copying from a template.
1104 Only flush the code part of the trampoline.
1105 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1107 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1109 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1110 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1111 (INCOMING_RETURN_ADDR_RTX): Likewise.
1112 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1114 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1115 with RETURN_ADDR_REGNUM.
1116 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1117 * config/mips/mips.c (mips16_build_call_stub): Replace
1118 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1119 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1120 (mips_print_operand_punctuation): Likewise.
1121 (mips_frame_set): Likewise.
1122 (mips16e_output_save_restore): Likewise.
1123 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1124 (mips_save_reg_p): Likewise.
1125 (mips_return_addr): Likewise.
1126 (mips_set_return_address): Likewise.
1127 (mips_direct_save_slot_move_p): Likewise.
1128 (mips_output_function_prologue): Likewise.
1129 (mips_restore_reg): Likewise.
1130 (mips_expand_epilogue): Likewise.
1131 (mips_epilogue_uses): Likewise.
1132 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1133 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1134 (clear_hazard_<mode>): Likewise.
1135 (call_internal): Likewise.
1136 (call_internal_direct): Likewise.
1137 (call_direct_split): Likewise.
1138 (call_value_internal): Likewise.
1139 (call_value_split): Likewise.
1140 (call_value_internal_direct): Likewise.
1141 (call_value_direct_split): Likewise.
1142 (call_value_multiple_internal): Likewise.
1143 (call_value_multiple_split): Likewise.
1145 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1146 Jakub Jelinek <jakub@redhat.com>
1148 PR rtl-optimization/41511
1149 * combine.c (record_value_for_reg): Pass explicit values as argument
1150 to get_last_value_validate.
1151 (get_last_value_validate): Document INSN parameter.
1152 For non-readonly MEMs, assume they might have been modified if INSN
1153 was in another basic block.
1154 (get_last_value): Minor reformatting.
1156 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1159 * final.c (asm_str_count): Split out from asm_insn_count.
1160 * rtl.h (asm_str_count): New prototype.
1161 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1164 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1166 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1168 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1169 Rafael Espindola <espindola@google.com>
1171 * gengtype.c (write_types): Moved call to write_func_for_structure
1172 into seperate loops.
1174 2009-10-05 Richard Guenther <rguenther@suse.de>
1177 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1178 (input_cgraph_1): Input toplevel asms.
1180 2009-10-05 Richard Guenther <rguenther@suse.de>
1183 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1184 (external_aggregate_decl_p): Likewise.
1185 (lto_symtab_compatible): Re-structure. Remove dead code.
1186 For variables ignore toplevel qualifiers when comparing types.
1187 Issue warnings, not errors for mismatched user-alignment.
1189 2009-10-05 Richard Guenther <rguenther@suse.de>
1193 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1194 (struct lto_symtab_identifier_def): Likewise.
1195 (struct lto_symtab_decl_def): Likewise.
1196 (struct lto_symtab_entry_def): New.
1197 (lto_symtab_identifier_t): Rename to ...
1198 (lto_symtab_entry_t): ... this.
1199 (lto_symtab_decls): Remove.
1200 (lto_symtab_base_hash): Rename to ...
1201 (lto_symtab_entry_hash): ... this.
1202 (lto_symtab_base_eq): Rename to ...
1203 (lto_symtab_entry_eq): ... this.
1204 (lto_symtab_base_marked_p): Rename to ...
1205 (lto_symtab_entry_marked_p): ... this.
1206 (lto_symtab_identifier_marked_p): Remove.
1207 (lto_symtab_decl_marked_p): Likewise.
1208 (lto_symtab_maybe_init_hash_tables): Rename to ...
1209 (lto_symtab_maybe_init_hash_table): ... this.
1210 (lto_symtab_set_resolution_and_file_data): Remove.
1211 (lto_symtab_register_decl): New function.
1212 (lto_symtab_get_identifier): Remove.
1213 (lto_symtab_get): New function.
1214 (lto_symtab_get_resolution): Adjust.
1215 (lto_symtab_get_identifier_decl): Remove.
1216 (lto_symtab_set_identifier_decl): Likewise.
1217 (lto_symtab_merge_decl): Rename to ...
1218 (lto_symtab_merge): ... this. Rewrite.
1219 (lto_symtab_merge_var): Remove.
1220 (lto_symtab_merge_fn): Likewise.
1221 (lto_symtab_prevailing_decl): Adjust.
1222 (lto_cgraph_replace_node): New function.
1223 (lto_symtab_merge_decls_2): Likewise.
1224 (lto_symtab_merge_decls_1): Likewise.
1225 (lto_symtab_fixup_var_decls): Likewise.
1226 (lto_symtab_resolve_symbols): Likewise.
1227 (lto_symtab_merge_decls): Likewise.
1228 (lto_symtab_prevailing_decl): Adjust.
1229 (lto_symtab_get_symtab_def): Remove.
1230 (lto_symtab_get_file_data): Likewise.
1231 (lto_symtab_clear_resolution): Adjust.
1232 (lto_symtab_clear_resolution): Likewise.
1233 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1234 (input_cgraph_1): Likewise.
1235 * lto-streamer-in.c (get_resolution): Do not provide fake
1236 symbol resolutions here.
1237 (deferred_global_decls): Remove.
1238 (lto_register_deferred_decls_in_symtab): Likewise.
1239 (lto_register_var_decl_in_symtab): Change signature, register
1240 variable via lto_symtab_register_decl.
1241 (lto_register_function_decl_in_symtab): Likewise.
1242 (lto_read_tree): Adjust.
1243 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1244 (lto_symtab_merge_var): Likewise.
1245 (lto_symtab_merge_fn): Likewise.
1246 (lto_symtab_register_decl): Declare.
1247 (lto_symtab_merge_decls): Likewise.
1249 2009-10-05 Richard Guenther <rguenther@suse.de>
1251 PR tree-optimization/23821
1252 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1253 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1254 simple IV increments.
1256 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1258 * config/arm/arm.c (arm_override_options): Really initialize
1259 flag_dwarf2_cfi_asm to 0.
1261 2009-10-05 Doug Kwan <dougkwan@google.com>
1263 PR rtl-optimization/41574
1264 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1265 floating point and we are not doing unsafe math optimizations.
1267 2009-10-03 Simon Baldwin <simonb@google.com>
1268 Cary Coutant <ccoutant@google.com>
1269 Rafael Espindola <espindola@google.com>
1270 Richard Guenther <rguenther@suse.de>
1271 Jan Hubicka <jh@suse.cz>
1272 Doug Kwan <dougkwan@google.com>
1273 H.J. Lu <hongjiu.lu@intel.com>
1274 Bill Maddox <maddox@google.com>
1275 Ryan Mansfield <rmansfield@qnx.com>
1276 Diego Novillo <dnovillo@google.com>
1277 Ollie Wild <aaw@google.com>
1278 Kenneth Zadeck <zadeck@naturalbridge.com>
1280 * lto-cgraph.c: New file.
1281 * lto-compress.c: New file.
1282 * lto-compress.h: New file.
1283 * lto-opts.c: New file.
1284 * lto-section-in.c: New file.
1285 * lto-section-out.c: New file.
1286 * lto-streamer-in.c: New file.
1287 * lto-streamer-out.c: New file.
1288 * lto-streamer.c: New file.
1289 * lto-streamer.h: New file.
1290 * lto-symtab.c: New file.
1291 * lto-wpa-fixup.c: New file.
1292 * lto-wrapper.c: New file.
1294 2009-10-03 Simon Baldwin <baldwin@google.com>
1295 Ben Elliston <bje@au.ibm.com>
1296 Rafael Espindola <espindola@google.com>
1297 Nathan Froyd <froydnj@codesourcery.com>
1298 Jan Hubicka <jh@suse.cz>
1299 Doug Kwan <dougkwan@google.com>
1300 Diego Novillo <dnovillo@google.com>
1301 Kenneth Zadeck <zadeck@naturalbridge.com>
1303 * Makefile.in (enable_lto): New.
1304 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1305 (LINKER_PLUGIN_API_H): Define.
1306 (LTO_SYMTAB_H): Define.
1307 (LTO_STREAMER_H): Define.
1308 (TREE_VECTORIZER_H): Define.
1309 (INCLUDES): Add LIBELFINC.
1310 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1311 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1312 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1313 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1314 (native): Add lto-wrapper$(exeext)
1315 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1316 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1317 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1318 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1319 (varasm.o): Add dependency on tree-iterator.h.
1320 (cgraph.o): Add dependency on cif-code.def.
1321 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1322 (ipa-pure-const.o): Likewise.
1323 (GTFILES): Add lto-symtab.c.
1324 (install-lto-wrapper): New.
1325 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1326 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1327 * config.in: Regenerate.
1329 2009-10-03 Rafael Espindola <espindola@google.com>
1330 Diego Novillo <dnovillo@google.com>
1332 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1333 ipa_write_summaries.
1334 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1336 (cgraph_optimize): Make extern.
1338 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1339 Kenneth Zadeck <zadeck@naturalbridge.com>
1341 * toplev.c (in_lto_p): Declare.
1342 * collect2.c (scan_prog_file): Read all the output when reading
1343 information for LTO.
1344 (enum lto_mode_d): Declare.
1346 2009-10-03 Richard Guenther <rguenther@suse.de>
1347 Diego Novillo <dnovillo@google.com>
1349 * gimple.c: Include target.h and alias.h.
1350 (gimple_types): Declare.
1351 (type_hash_cache): Declare.
1352 (gimple_alloc_stat): Make extern.
1353 (gimple_build_eh_must_not_throw): Call
1354 gimple_eh_must_not_throw_set_fndecl.
1355 (struct type_pair_d): Declare.
1356 (type_pair_t): Declare.
1357 (type_pair_hash): New.
1358 (type_pair_eq): New.
1359 (lookup_type_pair): New.
1360 (gimple_force_type_merge): New.
1361 (compare_type_names_p): New.
1362 (compare_field_offset): New.
1363 (gimple_types_compatible_p): New.
1364 (struct sccs): Declare.
1365 (next_dfs_num): Declare.
1366 (iterative_hash_gimple_type): New.
1368 (iterative_hash_type_name): New.
1369 (iterative_hash_gimple_type): New.
1370 (gimple_type_hash): New.
1371 (gimple_type_eq): New.
1372 (gimple_register_type): New.
1373 (print_gimple_types_stats): New.
1374 (gimple_signed_or_unsigned_type): New.
1375 (gimple_unsigned_type): New.
1376 (gimple_signed_type): New.
1377 (gimple_get_alias_set): New.
1378 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1379 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1380 (gimple_force_type_merge): Declare.
1381 (gimple_types_compatible_p): Declare.
1382 (gimple_register_type): Declare.
1383 (print_gimple_types_stats): Declare.
1384 (gimple_unsigned_type): Declare.
1385 (gimple_signed_type): Declare.
1386 (gimple_get_alias_set): Declare.
1387 (gimple_eh_must_not_throw_set_fndecl): New.
1389 2009-10-03 Jan Hubicka <jh@suse.cz>
1390 Kenneth Zadeck <zadeck@naturalbridge.com>
1392 * ipa-pure-const.c: Include lto-streamer.h.
1393 (register_hooks): Factor out of ...
1394 (generate_summary): ... here.
1395 (pure_const_write_summary): New.
1396 (pure_const_read_summary): New.
1397 (pass_ipa_pure_const): Add pure_const_write_summary and
1398 pure_const_read_summary.
1399 * ipa-reference.c: Include lto-streamer.h.
1400 (add_new_function): New.
1401 (remove_node_data): New.
1402 (duplicate_node_data): New.
1403 (ipa_init): Guard against multiple calls.
1404 Move hook setup from analyze_function.
1405 (write_node_summary_p): New.
1406 (ipa_reference_write_summary): New.
1407 (ipa_reference_read_summary): New.
1408 (pass_ipa_reference): Add ipa_reference_write_summary and
1409 ipa_reference_read_summary.
1410 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1411 (struct cgraph_edge): Add fields lto_stmt_uid and
1412 call_stmt_cannot_inline_p.
1413 (cgraph_optimize): Declare.
1414 (cgraph_decide_is_function_needed): Declare.
1415 (reset_inline_failed): Declare.
1416 (enum LTO_cgraph_tags): Declare.
1417 (LTO_cgraph_tag_names): Declare.
1418 (LCC_NOT_FOUND): Define.
1420 2009-10-03 Doug Kwan <dougkwan@google.com>
1421 Rafael Espindola <espindola@google.com>
1422 Jan Hubicka <jh@suse.cz>
1423 Diego Novillo <dnovillo@google.com>
1424 Kenneth Zadeck <zadeck@naturalbridge.com>
1426 * passes.c (all_regular_ipa_passes): New.
1427 (all_ipa_passes): Rename to all_small_ipa_passes.
1428 (init_optimization_passes): Init all_regular_ipa_passes.
1429 * tree-pass.h (all_regular_ipa_passes): New.
1430 (all_ipa_passes): Rename to all_small_ipa_passes.
1431 * passes.c (all_lto_gen_passes): New.
1432 (init_optimization_passes): Initialize all_lto_gen_passes.
1433 (execute_ipa_summary_passes): Make non-static.
1434 (ipa_write_summaries_1): New.
1435 (ipa_write_summaries_2): New.
1436 (ipa_write_summaries): New.
1437 (ipa_write_summaries_of_cgraph_node_set): New.
1438 (ipa_read_summaries_1): New.
1439 (ipa_read_summaries): New.
1440 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1441 (execute_regular_ipa_pass_list): Remove.
1442 (init_optimization_passes): Schedule
1443 pass_rebuild_cgraph_edges and pass_early_inline outside
1444 of pass_all_early_optimizations. Document reason.
1445 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1446 pass_ipa_lto_finish_out): New pass.
1447 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1448 (execute_all_ipa_transforms): New.
1449 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1450 (dump_properties, debug_properties): New.
1451 * tree-optimize.c (gate_all_early_local_passes): Return
1452 false if we are in lto1.
1453 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1454 * tree-pass.h (execute_all_ipa_transforms): Declare.
1455 (pass_ipa_function_and_variable_visibility): Declare.
1456 (pass_ipa_early_inline): Declare.
1457 (pass_ipa_lto_gimple_out): Declare.
1458 (pass_ipa_lto_wpa_fixup): Declare.
1459 (pass_ipa_lto_finish_out): Declare.
1460 (all_small_ipa_passes, all_regular_ipa_passes,
1461 all_lto_gen_passes): Declare.
1462 (execute_ipa_summary_passes): Declare.
1463 (execute_all_ipa_transforms): Declare.
1464 (ipa_write_summaries): Declare
1465 (ipa_write_summaries_of_cgraph_node_set): Declare.
1466 (ipa_read_summaries): Declare.
1468 2009-10-03 Doug Kwan <dougkwan@google.com>
1469 Ollie Wild <aaw@google.com>
1471 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1473 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1474 (lto_mode): New variable.
1475 (maybe_run_lto_and_relink): Handle the -fwpa option.
1476 (main): Handle the -fwpa option.
1477 (maybe_unlink_list): New function.
1478 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1479 * common.opt (flto): New flag.
1480 * toplev.c (flag_generate_lto): Declare.
1482 2009-10-03 Simon Baldwin <simonb@google.com>
1484 * common.opt (flto-compression-level): New flag.
1486 * opts.c: Include lto-opts.h.
1487 (handle_option): Call lto_register_user_option for each
1488 valid option handled.
1489 (decode_options): Clear registered options before the options
1492 2009-10-03 Cary Coutant <ccoutant@google.com>
1494 * collect2.c (is_elf): New function.
1495 (scan_prog_file): Require LTO object to be in ELF format.
1497 2009-10-03 Rafael Espindola <espindola@google.com>
1499 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1500 libgcc to the linker.
1502 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1504 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1505 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1507 * collect2.h (collect_execute): Add flags argument.
1508 * tlink.c (tlink_execute): Update call to collect_execute.
1509 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1510 (use_linker_plugin): New.
1511 (use_linker_plugin_spec_function): New.
1512 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1513 (linker_plugin_file_spec): New.
1514 (lto_wrapper_spec): New.
1515 (lto_gcc_spec): New.
1516 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1517 (static_spec_functions): Add use-linker-plugin.
1518 (process_command): Handle -use-linker-plugin.
1519 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1520 linker_plugin_file_spec and lto_gcc_spec.
1521 (use_linker_plugin_spec_function): New.
1523 2009-10-03 Richard Guenther <rguenther@suse.de>
1527 * tree.h (is_lang_specific): Include LANG_TYPE.
1528 * tree.c (find_decls_types_r): Manually add interesting parts
1529 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1531 * gimple.c (type_pair_hash): Make symmetric.
1532 (type_pair_eq): Likewise.
1533 (lookup_type_pair): Increase initial hashtable size.
1534 (gimple_force_type_merge): Rely on type-pair symmetry.
1535 (visit): Remove excessive checking code.
1536 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1537 (gimple_register_type): Remove getenv calls, shrink initial
1541 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1542 inline functions if not generating lto output.
1545 * toplev.c (finalize): In WPA mode remove the asm file.
1547 2009-10-03 Doug Kwan <dougkwan@google.com>
1549 * ipa-inline.c (cgraph_mark_inline): Check
1550 edge->call_stmt_cannot_inline_p instead of calling
1551 gimple_call_cannot_inline_p.
1552 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1553 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1554 (inline_generate_summary): Do nothing in LTRANS.
1555 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1556 exists before calling gimple_call_cannot_inline_p.
1557 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1558 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1559 Update new_edge->lto_stmt_uid.
1560 * cgraphbuild.c (reset_inline_failed): New.
1562 * common.opt (fwpa): New flag.
1563 (fltrans): New option.
1564 * gcc.c (gcc_lto_option_t): New type.
1565 (current_lto_option): New variable.
1566 (lto_single_spec_function): Remove and is replaced by ..
1567 (lto_option_spec_function): New function.
1568 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1569 passing the -flto flag.
1570 (cc1_options): Separate non-LTO related parts into ..
1571 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1572 (lto1_options): New spec for lto FE.
1573 (link_lto_options): New spec for handling LTO flags in linker.
1574 (invoke_lto_single): Re-format to fit in 80 column. Replace
1575 lto-single with lto-option.
1576 (static_specs): Add cc1_non_lto_options, lto1_options and
1578 (static_spec_function): Replace lto-single with lto-option.
1579 (process_command): Handle -flto, -fwpa and -fltran by setting
1580 current_lto_option and not passing it to subprocess unconditionally.
1582 2009-10-03 Bill Maddox <maddox@google.com>
1584 Add `gcc' driver support for link-time code generation (LTO).
1586 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1587 (lto_flag, lto_objects, lto_o_file): New variables.
1588 (struct lto_object, struct lto_object_list): New structures.
1589 (collect_exit, handler): Remove LTO temporary output file on exit.
1590 (add_lto_object): New function.
1591 (maybe_run_lto_and_relink): New function. Perform link time code
1592 generation and relinking for object files containing LTO information.
1593 (main): Invoke maybe_run_lto_and_relink().
1594 (dump_argv): New function. For debugging, currently disabled.
1595 (scan_prog_file): Add LTO information pass.
1596 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1598 * toplev.c (compile_file): Emit assembler directive to create
1599 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1601 2009-10-03 Diego Novillo <dnovillo@google.com>
1603 * c.opt: Add LTO to warn_abi and warn_psabi.
1605 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1606 inline function. Ignore language-specific nodes. Update all users.
1607 (find_decls_types_r): Do not traverse the subtrees of
1608 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1609 * tree.h (is_lang_specific): New.
1610 * langhooks.h (struct lang_hooks_for_decls): Remove
1611 may_need_assembler_name_p. Update all users.
1613 * c-common.c (set_builtin_user_assembler_name): Move ...
1614 * builtins.c (set_builtin_user_assembler_name): ... here.
1615 (is_builtin_name): Add comment
1616 (is_builtin_fn): New.
1617 * except.c (output_ttype): Only call
1618 lookup_type_for_runtime if TYPE is not a runtime type.
1620 * passes.c (register_pass): Call position_pass on
1621 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1622 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1623 (TV_IPA_LTO_DECL_IO): Define.
1624 (TV_IPA_LTO_CGRAPH_IO): Define.
1626 (TV_WHOPR_WPA): Define.
1627 (TV_WHOPR_WPA_IO): Define.
1628 (TV_WHOPR_LTRANS): Define.
1629 (TV_WHOPR_WPA_FIXUP): Define.
1630 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1631 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1632 * tree-flow.h (tree_node_can_be_shared): Declare.
1633 * tree-inline.c (tree_can_inline_p): Check that E has a
1634 statement associated with it.
1635 * tree.c (free_lang_data_in_binf): Factor out of ...
1636 (free_lang_data_in_type): ... here.
1637 Call RECORD_OR_UNION_TYPE_P.
1638 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1639 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1640 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1641 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1642 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1643 (gate_free_lang_data): Return true if flag_generate_lto is set.
1644 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1645 * c-common.h (set_builtin_user_assembler_name): Move ...
1646 * tree.h (set_builtin_user_assembler_name): ... here.
1648 * common.opt (flto-report): New flag.
1649 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1650 * collect2.c (scan_prog_file): Send the error output of
1651 'nm' to HOST_BIT_BUCKET.
1653 2009-10-03 Ollie Wild <aaw@google.com>
1655 * langhooks-def.h (lhd_begin_section): New function declaration.
1656 (lhd_write_section): New function declaration.
1657 (lhd_end_section): New function declaration.
1658 (LANG_HOOKS_BEGIN_SECTION): New macro.
1659 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1660 (LANG_HOOKS_END_SECTION): New macro.
1661 (LANG_HOOKS_LTO): New macro.
1662 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1663 * langhooks.c (output.h): Add include.
1664 (saved_section): New static variable.
1665 (lhd_begin_section): New function.
1666 (lhd_write_section_data): New function.
1667 (lhd_end_section): New function.
1668 * langhooks.h (struct lang_hooks_for_lto): New structure.
1669 (struct lang_hooks): Add member lto.
1670 * Makefile.in (langhooks.o): Add dependency on output.h.
1672 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1674 2009-10-03 Richard Guenther <rguenther@suse.de>
1676 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1679 2009-10-03 Simon Baldwin <simonb@google.com>
1680 Richard Guenther <rguenther@suse.de>
1681 Janis Johnson <janis187@us.ibm.com>
1682 Doug Kwan <dougkwan@google.com>
1683 Diego Novillo <dnovillo@google.com>
1684 Ramana Radhakrishnan <ramana.r@gmail.com>
1685 Ollie Wild <aaw@google.com>
1687 * doc/install.texi: Add documentation for libelf and --enable-lto.
1688 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1689 -flto-report, -flto-compression-level and -use-linker-plugin.
1690 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1691 Add section for LTO Testing.
1693 2009-10-02 Cary Coutant <ccoutant@google.com>
1695 Add support for comdat type sections for DWARF v4.
1696 Merge from dwarf4 branch.
1698 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1699 (dw_die_ref): Define vector type.
1700 (enum dw_val_class): Add dw_val_class_data8.
1701 (struct dw_val_struct): Add v.val_data8.
1702 (comdat_type_node_ref): New type.
1703 (struct die_struct): Move die_symbol into a union; add new field
1704 die_type_node. Change all uses.
1705 (comdat_type_node): New type.
1706 (skeleton_chain_node): New type.
1707 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1708 (comdat_type_list): New variable.
1709 (dwarf_tag_name): Add DW_TAG_type_unit.
1710 (dwarf_attr_name): Add DW_AT_signature.
1711 (add_AT_data8): New function.
1712 (replace_child): New function.
1713 (move_all_children): New function.
1714 (print_signature): New function.
1715 (print_die): Print signature information; add dw_val_class_data8.
1716 (attr_checksum): Support dw_val_class_data8.
1717 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1718 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1719 (checksum_sleb128, checksum_uleb128): New functions.
1720 (checksum_die_context): New function.
1721 (loc_checksum_ordered): New function.
1722 (attr_checksum_ordered): New function.
1723 (struct checksum_attributes): New structure.
1724 (collect_checksum_attributes): New function.
1725 (die_checksum_ordered): New function.
1726 (generate_type_signature): New function.
1727 (same_dw_val_p): Add dw_val_class_data8.
1728 (is_symbol_die): Use new is_declaration_die function.
1729 (is_declaration_die): New function.
1730 (should_move_die_to_comdat): New function.
1731 (clone_die): New function.
1732 (clone_tree): New function.
1733 (clone_as_declaration): New function.
1734 (copy_declaration_context): New function.
1735 (generate_skeleton_ancestor_tree): New function.
1736 (generate_skeleton_bottom_up): New function.
1737 (generate_skeleton): New function.
1738 (remove_child_or_replace_with_skeleton): New function.
1739 (break_out_comdat_types): New function.
1740 (struct decl_table_entry): New type.
1741 (htab_decl_hash): New function.
1742 (htab_decl_eq): New function.
1743 (htab_decl_del): New function.
1744 (copy_ancestor_tree): New function.
1745 (copy_decls_walk): New function.
1746 (copy_decls_for_unworthy_types): New function.
1747 (build_abbrev_table): Don't assert on missing die_symbol when doing
1748 comdat type sections.
1749 (size_of_die): Use DW_FORM_sig8 for external references. Add
1751 (unmark_dies): Don't assert for unmarked dies when doing comdat
1753 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1754 (output_signature): New function.
1755 (output_die): Likewise.
1756 (output_compilation_unit_header): Mark output as DWARF version 3
1757 even if generating DWARF 4.
1758 (output_comdat_type_unit): New function.
1759 (output_line_info): Mark output as DWARF version 3 even if generating
1761 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1763 (dwarf2out_end_source_file): Likewise.
1764 (prune_unused_types_walk_attribs): Don't follow references into
1765 comdat type sections.
1766 (prune_unused_types_mark): When generating type units, do not mark
1767 children of non-defining declarations of types; do mark children of
1769 (prune_unused_types): Process comdat type sections.
1770 (htab_ct_hash): New function.
1771 (htab_ct_eq): New function.
1772 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1773 Add a pointer to the line table from type unit entries so
1774 DW_AT_decl_file has meaning.
1775 * varasm.c (default_elf_asm_named_section): Use identifier name as
1776 comdat key instead of lang hook.
1778 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1780 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1782 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1784 * config/i386/i386.md (SWIM248): New mode iterator.
1785 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1786 divmodhi4 patterns using SWIM248 macro.
1787 (*divmod<mode>4): Macroize insn_and_split pattern from
1788 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1789 and their corresponding splitters usign SWIM248 macro. Split SImode
1790 insn to generate cltd and DImode insn to generate cqto instead of
1791 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1792 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1793 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1794 *divmodsi_noext patterns using SWIM248 macro.
1795 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1796 udivmodhi4 patterns using SWIM248 macro.
1797 (*udivmod<mode>4): Macroize insn_and_split pattern from
1798 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1799 corresponding splitters using SWIM248 macro.
1800 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1801 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1803 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1805 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1806 of zero-sized element is zero-sized regardless of its extent.
1808 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1811 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1812 * configure: Regenerated.
1813 * config.in: Regenerated.
1814 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1815 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1816 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1817 not emitting .eh_frame, emit .cfi_sections .debug_frame
1822 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1823 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1825 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1826 vars use DECL_RTL with resetting it back to NULL afterwards.
1827 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1828 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1829 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1830 the attribute type allows it, otherwise use DW_FORM_dataN.
1831 (mem_loc_descriptor): Handle CONST_STRING.
1832 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1833 Handle MEM with CONST_STRING address using add_AT_string.
1834 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1835 CONST_STRING for const arrays initialized with a string literal.
1836 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1837 (dwarf2out_finish): Call resolve_addr.
1839 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1840 Maxim Kuvyrkov <maxim@codesourcery.com>
1842 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1844 2009-10-02 Nick Clifton <nickc@redhat.com>
1846 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1847 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1849 2009-10-01 Jan Hubicka <jh@suse.cz>
1851 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1852 (cgraph_create_virtual_clone): Just pass redirect_callers
1854 * cgraph.h (cgraph_clone_node): Update prototype.
1855 * ipa-pure-const.c (self_recursive_p): New function.
1856 (propagate): Use it.
1857 * ipa-inline.c (cgraph_clone_inlined_nodes,
1858 cgraph_decide_recursive_inlining): Update.
1860 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1862 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1863 instructions for TARGET_OCTEON.
1865 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1867 * config/arm/arm.c (arm_override_options): Turn off
1868 flag_dwarf2_cfi_asm for AAPCS variants.
1870 2009-10-01 Martin Jambor <mjambor@suse.cz>
1873 * tree-sra.c (convert_callers): Do not call
1874 compute_inline_parameters on one caller more than once.
1876 2009-10-01 Nick Clifton <nickc@redhat.com>
1878 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1879 an empty string if not already defined.
1881 2009-10-01 Martin Jambor <mjambor@suse.cz>
1884 * tree-sra.c (is_va_list_type): New function.
1885 (find_var_candidates): Call is_va_list_type.
1886 (find_param_candidates): Check that the type or the type pointed
1887 to are not va_list types.
1889 2009-10-01 Martin Jambor <mjambor@suse.cz>
1892 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1893 DECL_ARTIFICIAL (param_decl) is true.
1895 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1897 * tree.h (tree_decl_common::lang_flag_8): New.
1898 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1900 * c-common.h (RID_CONSTEXPR): New.
1902 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1904 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1905 Use ref-all pointers.
1906 (alpha_gimplify_va_arg): Ditto.
1908 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1911 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1912 before insn counting loop now that BB_END (bb) is counted. Ensure
1913 the return value isn't zero.
1915 2009-09-30 Nick Clifton <nickc@redhat.com>
1917 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1918 with separate definitions of c_target_objs and cxx_target_objs.
1919 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1921 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1922 sh_symbian_import_export_class.
1923 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1924 * config/sh/symbian.c: Delete, moving code into...
1925 * config/sh/symbian-base.c: ... here
1926 * config/sh/symbian-c.c: ... and here
1927 * config/sh/symbian-cxx.c: ... and here.
1929 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1932 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1933 of plus RTX into register.
1935 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1937 * doc/install.texi: Linguistic and markup fixes.
1938 (Configuration) <--disable-cpp>: Remove description.
1939 <--enable-maintainer-mode>: Autotools files are affected, too.
1940 <--with-sysroot>: Improve description.
1941 (Building): Bump required GNU make version.
1943 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1945 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1946 (x86_64-*-*): Ditto.
1948 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1949 intrinisics for FMA4.
1950 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1951 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1952 Add FMA4 check and fma4intrin.h.
1953 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1955 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1956 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1957 constant for FMA4 support.
1958 (UNSPEC_FMA4_FMADDSUB): Ditto.
1959 (UNSPEC_FMA4_FMSUBADD): Ditto.
1960 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1961 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1962 (ix86_expand_fma4_multiple_memory): Ditto.
1963 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1964 (OPTION_MASK_ISA_FMA4_UNSET): New.
1965 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1966 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1967 (ix86_handle_option): Handle -mfma4.
1968 (isa_opts): Handle -mfma4.
1969 (enum pta_flags): Add PTA_FMA4.
1970 (override_options): Add FMA4 support.
1971 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1972 (IX86_BUILTIN_VFMADDSD): Ditto.
1973 (IX86_BUILTIN_VFMADDPS): Ditto.
1974 (IX86_BUILTIN_VFMADDPD): Ditto.
1975 (IX86_BUILTIN_VFMSUBSS): Ditto.
1976 (IX86_BUILTIN_VFMSUBSD): Ditto.
1977 (IX86_BUILTIN_VFMSUBPS): Ditto.
1978 (IX86_BUILTIN_VFMSUBPD): Ditto.
1979 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1980 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1981 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1982 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1983 (IX86_BUILTIN_VFNMADDSS): Ditto.
1984 (IX86_BUILTIN_VFNMADDSD): Ditto.
1985 (IX86_BUILTIN_VFNMADDPS): Ditto.
1986 (IX86_BUILTIN_VFNMADDPD): Ditto.
1987 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1988 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1989 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1990 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1991 (IX86_BUILTIN_VFMADDPS256): Ditto.
1992 (IX86_BUILTIN_VFMADDPD256): Ditto.
1993 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1994 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1995 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1996 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1997 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1998 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1999 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2000 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2001 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2002 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2003 (enum multi_arg_type): New enum for describing the various FMA4
2004 intrinsic argument types.
2005 (bdesc_multi_arg): New table for FMA4 intrinsics.
2006 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2007 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2009 (ix86_expand_builtin): Add FMA4 intrinsic support.
2010 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2011 operand instructions.
2012 (ix86_expand_fma4_multiple_memory): New function to split the
2013 second memory reference from FMA4 instructions.
2014 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2015 (ssemodesuffixf2s): Ditto.
2016 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2018 (fma4_fmsub<mode>4): Ditto.
2019 (fma4_fnmadd<mode>4): Ditto.
2020 (fma4_fnmsub<mode>4): Ditto.
2021 (fma4_vmfmadd<mode>4): Ditto.
2022 (fma4_vmfmsub<mode>4): Ditto.
2023 (fma4_vmfnmadd<mode>4): Ditto.
2024 (fma4_vmfnmsub<mode>4): Ditto.
2025 (fma4_fmadd<mode>4256): Ditto.
2026 (fma4_fmsub<mode>4256): Ditto.
2027 (fma4_fnmadd<mode>4256): Ditto.
2028 (fma4_fnmsub<mode>4256): Ditto.
2029 (fma4_fmaddsubv8sf4): Ditto.
2030 (fma4_fmaddsubv4sf4): Ditto.
2031 (fma4_fmaddsubv4df4): Ditto.
2032 (fma4_fmaddsubv2df4): Ditto.
2033 (fma4_fmsubaddv8sf4): Ditto.
2034 (fma4_fmsubaddv4sf4): Ditto.
2035 (fma4_fmsubaddv4df4): Ditto.
2036 (fma4_fmsubaddv2df4): Ditto.
2037 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2038 instructions for intrinsics.
2039 (fma4i_fmsub<mode>4): Ditto.
2040 (fma4i_fnmadd<mode>4): Ditto.
2041 (fma4i_fnmsub<mode>4): Ditto.
2042 (fma4i_vmfmadd<mode>4): Ditto.
2043 (fma4i_vmfmsub<mode>4): Ditto.
2044 (fma4i_vmfnmadd<mode>4): Ditto.
2045 (fma4i_vmfnmsub<mode>4): Ditto.
2046 (fma4i_fmadd<mode>4256): Ditto.
2047 (fma4i_fmsub<mode>4256): Ditto.
2048 (fma4i_fnmadd<mode>4256): Ditto.
2049 (fma4i_fnmsub<mode>4256): Ditto.
2050 (fma4i_fmaddsubv8sf4): Ditto.
2051 (fma4i_fmaddsubv4sf4): Ditto.
2052 (fma4i_fmaddsubv4df4): Ditto.
2053 (fma4i_fmaddsubv2df4): Ditto.
2054 (fma4i_fmsubaddv8sf4): Ditto.
2055 (fma4i_fmsubaddv4sf4): Ditto.
2056 (fma4i_fmsubaddv4df4): Ditto.
2057 (fma4i_fmsubaddv2df4): Ditto.
2059 * doc/invoke.texi (-mfma4): Add documentation.
2060 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2062 2009-09-29 Richard Henderson <rth@redhat.com>
2064 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2065 an edge to the new destination block.
2067 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2070 * pa.c (hppa_profile_hook): Use
2071 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2073 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2074 Alexander Monakov <amonakov@ispras.ru>
2077 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2078 (not_postinc_memory_operand): New.
2079 (not_postinc_move_operand): New.
2080 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2081 (*cmovsi_internal): Ditto.
2083 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2085 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2086 restrict issue_rate in first pass when scheduling for register
2089 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2090 Rafael Avila de Espindola <espindola@google.com>
2092 * gengtype.c (plugin_output): New.
2093 (get_output_file_with_visibility): Return plugin_output for plugins.
2094 (main): Parse and use the -P option.
2095 * gty.texi: Update the command line format.
2097 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2100 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2102 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2103 out if !const_ok_for_output.
2106 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2107 case VAR_LOCATION>: Remove gcc_unreachable ().
2109 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2111 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2112 (x86_64-*-*): Ditto.
2113 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2114 back to smmintrin.h.
2115 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2116 * config/i386/x86intrin.h: Remove SSE5.
2117 * config/i386/mmintrin-common.h: Delete file.
2118 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2120 2009-09-29 Richard Guenther <rguenther@suse.de>
2122 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2123 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2125 2009-09-29 Nick Clifton <nickc@redhat.com>
2127 * function.c (current_function_name): If there is no current
2128 function just return "<none>".
2130 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2132 * tree-pass.h (register_pass_info): New structure.
2133 (pass_positioning_ops): Move enum from gcc-plugin.h.
2134 (register_pass): New function.
2135 * gcc-plugin.h (plugin_pass): Delete structure.
2136 (pass_positioning_ops): Delete enum.
2137 * plugin.c (regsiter_pass): Delete function.
2138 (position_pass): Delete function.
2139 (added_pass_nodes): Delete variable.
2140 (prev_added_pass_nodes): Delete variable.
2141 (pass_list_node): Delete structure.
2142 * passes.c (make_pass_instance): New function.
2143 (next_pass_1): Change to call make_pass_instance.
2144 (pass_list_node): Move structure from gcc-plugin.h.
2145 (added_pass_nodes): Move variable from plugin.c.
2146 (prev_added_pass_nodes): Move variable from plugin.c.
2147 (position_pass): New function.
2148 (register_pass): New function.
2150 2009-09-28 Easwaran Raman <eraman@google.com>
2152 * ifcvt.c (noce_try_abs): Recognize pattern and call
2153 expand_one_cmpl_abs_nojump.
2154 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2155 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2157 2009-09-28 Ian Lance Taylor <iant@google.com>
2160 * c-opts.c (c_common_handle_option): Don't set
2161 warn_jump_misses_init for -Wall.
2162 * doc/invoke.texi (Warning Options): Update documentation.
2164 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2166 * Makefile.in ($(out_object_file)): Depend on
2167 gt-$(basename $(notdir $(out_file))).h.
2169 2009-09-28 Richard Henderson <rth@redhat.com>
2171 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2172 * except.c (gen_eh_region): Set it.
2173 (duplicate_eh_regions_1): Copy it.
2174 * tree-eh.c (lower_resx): Use it to determine which function
2177 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2178 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2179 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2180 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2181 BUILT_IN_CXA_END_CLEANUP if necessary.
2183 * c-common.c (c_define_builtins): Update call to
2184 build_common_builtin_nodes.
2186 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2188 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2190 2009-09-28 Michael Matz <matz@suse.de>
2192 * builtins.c (interclass_mathfn_icode): New helper.
2193 (expand_builtin_interclass_mathfn): Use it here, and split folding
2195 (fold_builtin_interclass_mathfn): ... this new folder.
2196 (build_call_nofold_loc): New static helper.
2197 (build_call_nofold): New wrapper macro for above.
2198 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2199 (expand_builtin_pow): Ditto.
2200 (expand_builtin_memset_args): Ditto.
2201 (expand_builtin_printf): Ditto.
2202 (expand_builtin_fprintf): Ditto.
2203 (expand_builtin_sprintf): Ditto.
2204 (expand_builtin_memory_chk): Ditto.
2205 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2206 (expand_builtin_stpcpy): Ditto.
2207 (expand_builtin_strcmp): Ditto.
2208 (expand_builtin_strncmp): Ditto.
2209 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2210 (expand_builtin_strcpy_args): Don't call folders.
2211 (expand_builtin_memcmp): Ditto.
2212 (expand_builtin_strncpy): Ditto, and use target.
2213 (expand_builtin_memcpy): Ditto.
2214 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2215 expand_builtin_strpbrk, expand_builtin_memmove,
2216 expand_builtin_memmove_args, expand_builtin_bcopy,
2217 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2218 expand_builtin_strspn, expand_builtin_strcspn,
2219 expand_builtin_fputs): Remove these.
2220 (expand_builtin): Don't call the above, change calls to other
2221 expanders that changed prototype.
2222 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2223 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2224 fold_builtin_interclass_mathfn.
2225 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2226 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2228 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2229 * passes.c (init_optimization_passes): Move pass_fold_builtins
2230 after last phiopt pass.
2231 * tree-inline.c (fold_marked_statements): When folding builtins
2232 iterate over all instruction potentially generated.
2233 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2235 (fold_gimple_call): Use it to always fold calls (into potentially
2236 multiple instructions).
2237 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2238 calls into zero at this time.
2239 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2240 statements generated by builtin folding.
2242 2009-09-28 Nick Clifton <nickc@redhat.com>
2244 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2246 2009-09-28 Duncan Sands <baldrick@free.fr>
2248 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2249 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2250 (register_callback): Dispatch it.
2251 (invoke_plugin_callbacks): Incorporate in sanity check.
2252 * ggc.h (ggc_register_cache_tab): Add declaration.
2253 * ggc-common.c (ggc_register_root_tab): Simplify.
2254 (const_ggc_cache_tab_t): New typedef.
2255 (extra_cache_vec): New vector of dynamically added cache tables.
2256 (ggc_register_cache_tab): New function.
2257 (ggc_scan_cache_tab): New function.
2258 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2259 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2261 2009-09-27 Richard Henderson <rth@redhat.com>
2263 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2264 which we remove __builtin_stack_restore.
2266 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2268 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2269 to test for GRD_INVARIANT.
2270 (simple_rhs_p): Anything that's function_invariant_p is fine.
2272 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2274 * gengtype.c (main): Use plunge_files instead of plugin_output.
2276 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2277 Rafael Avila de Espindola <espindola@google.com>
2279 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2280 Don't print pch related info if it is false.
2281 (main): Don't print pch info in plugin mode.
2283 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2285 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2286 with dw_val_class_const_double.
2287 (struct dw_val_struct): Replace val_long_long with val_double and
2288 adjust for above change.
2289 (output_loc_operands): Likewise.
2290 (add_AT_long_long): Rename into...
2291 (add_AT_double): ...this.
2292 (print_die): Replace dw_val_class_long_long with
2293 dw_val_class_const_double and adjust.
2294 (attr_checksum): Likewise.
2295 (same_dw_val_p): Likewise.
2296 (size_of_die): Likewise.
2297 (value_format): Likewise.
2298 (output_die): Likewise.
2299 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2300 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2301 instead of add_AT_long_long.
2302 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2303 value with the precision of its type.
2305 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2308 * c-typeck.c (build_conditional_expr): Use the readonly and
2309 volatile flags of the operand types, not of the operands itself.
2311 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2313 * collect2.c (main): Look for -brtl before adding libraries.
2315 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2317 * config.gcc: Update OpenBSD targets.
2318 * config/openbsd-stdint.h: New file.
2319 * config/openbsd-libpthread.h: New file.
2320 * config/openbsd.h: Update and break out LIB_SPEC definition.
2321 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2322 * config/i386/openbsdelf.h: Correct types.
2323 * config/m68k/openbsd.h: Likewise.
2324 * config/mips/openbsd.h: Likewise.
2325 * config/vax/openbsd.h: Likewise.
2327 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2329 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2330 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2331 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2332 of the length and zero.
2334 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2336 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2337 (FLAGS_H): Add options.h $(REAL_H).
2338 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2339 (TREE_VECTORIZER_H): New.
2340 (EBITMAP_H): Renamed from EBIMAP_H.
2341 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2342 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2343 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2344 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2345 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2346 (graphite-clast-to-gimple.o, graphite-dependences.o)
2347 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2348 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2349 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2350 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2351 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2352 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2353 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2354 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2355 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2356 updated and fixed as per above changes and per
2357 check_makefile_deps.sh output.
2360 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2361 * configure: Regenerate.
2363 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2365 * doc/install.texi: Update minimum MPC version to 0.7.
2367 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2369 * doc/install.texi (Binaries): Remove reference to the binary
2370 distribution CD-ROM from the FSF.
2372 2009-09-26 Michael Matz <matz@suse.de>
2376 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2377 that are mentioned in the body.
2379 2009-09-26 Michael Matz <matz@suse.de>
2381 PR tree-optimization/41454
2382 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2383 (tree_ssa_dominator_optimize): Don't allocate and free it.
2384 (dom_opt_leave_block): Don't iterate over it.
2385 (eliminate_redundant_computations): Don't return a value.
2386 (cprop_operand, cprop_into_stmt): Ditto.
2387 (optimize_stmt): Don't defer updating stmts.
2389 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2391 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2392 generic_parameter_die, template_parameter_pack_die,
2393 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2394 renaming DW_TAG_formal_parameter_pack and
2395 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2396 and DW_TAG_GNU_template_parameter_pack.
2398 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2400 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2401 * config/v850/v850.c (v850_function_value): New function.
2402 (TARGET_FUNCTION_VALUE): Define.
2404 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2406 * tree-vect-stmts.c (vectorizable_call): Call
2407 mark_symbols_for_renaming after vect_finish_stmt_generation.
2409 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2410 to loc_descriptor_from_tree.
2411 (add_location_or_const_value_attribute): Pass 0 instead of 2
2412 for decl_by_reference_p decls.
2414 2009-09-25 Richard Guenther <rguenther@suse.de>
2417 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2420 2009-09-25 Ben Elliston <bje@au.ibm.com>
2422 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2425 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2427 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2428 form of instruction.
2430 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2433 * fold-const.c (const_binop): Handle complex int division.
2434 * tree-complex.c (expand_complex_div_straight,
2435 expand_complex_div_wide): Update comments.
2437 2009-09-24 DJ Delorie <dj@redhat.com>
2440 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2441 (reg_class): Likewise.
2442 (REG_CLASS_NAMES): Likewise.
2443 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2444 (m32c_override_options): Disable -fivopts for M32C.
2446 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2448 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2449 Delete VSX load/store with update support.
2450 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2451 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2455 (VStype_load_update): Ditto.
2456 (VStype_store_update): Ditto.
2457 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2458 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2460 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2461 load/store with update builtins.
2463 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2465 * libgcc2.c (L_trampoline): Prototype for getpagesize
2466 and mprotect in WINNT case.
2468 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2470 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2471 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2472 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2473 'outgoing' argument.
2474 (TARGET_FUNCTION_VALUE): Define.
2476 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2478 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2480 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2483 * common.opt: Initialize dwarf_strict to -1.
2484 * toplev.c (process_options): Catch unset dwarf_strict
2485 and set to 0 for all targets not overriding.
2486 * config/darwin.c (darwin_override_options): Catch unset
2487 dwarf_strict and override to 1.
2489 2009-09-24 Jeff Law <law@redhat.com>
2491 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2493 2009-09-24 Richard Guenther <rguenther@suse.de>
2495 PR tree-optimization/36143
2496 PR tree-optimization/38747
2497 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2498 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2500 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2503 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2504 return false instead of gcc_unreachable (). For CONST return the
2505 value returned by recursive call instead of always returning true.
2506 (tree_add_const_value_attribute): Return the value returned by
2507 add_const_value_attribute instead of always returning true if rtl
2510 2009-09-23 Justin Seyster <jrseys@gmail.com>
2512 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2514 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2516 * cgraphunit.c (cgraph_lower_function): Revert last change.
2517 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2518 instead of DECL_NO_STATIC_CHAIN.
2519 * tree-cfg.c (verify_gimple_call): Likewise.
2520 * tree-nested.c (get_chain_decl, get_chain_field,
2521 convert_tramp_reference_op, convert_gimple_call): Likewise.
2522 (convert_all_function_calls): Likewise. Always set or clear
2523 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2524 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2525 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2527 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2528 DECL_NO_STATIC_CHAIN.
2529 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2530 instead of DECL_NO_STATIC_CHAIN.
2531 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2532 decl_function_context.
2533 * varasm.c (initializer_constant_valid_p): Likewise.
2534 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2535 (DECL_STATIC_CHAIN): ... this.
2536 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2537 instead of DECL_NO_STATIC_CHAIN.
2539 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2540 Rafael Avila de Espindola <espindola@google.com>
2542 * gengtype.c (nb_plugin_files): Make it unsigned to match
2543 num_gt_files. Adjust other variables to avoid warnings.
2544 (main): Allocate an all zero lang_bitmap before each plugin file name
2545 to match regular file names.
2547 2009-09-23 Richard Henderson <rth@redhat.com>
2549 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2550 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2551 static chain passed in memory.
2552 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2553 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2554 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2555 STATIC_CHAIN_REGNUM defined.
2557 * config/picochip/picochip-protos.h: s/class/klass/.
2558 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2559 (picochip_static_chain): New.
2560 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2561 (STATIC_CHAIN_INCOMING): Remove.
2563 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2564 (xtensa_static_chain): New.
2565 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2566 (STATIC_CHAIN_INCOMING): Remove.
2568 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2570 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2571 * config/pa/pa-protos.h (function_value): Remove.
2572 * config/pa/pa.c (pa_function_value): Rename from function_value.
2573 Make static, add 'outgoing' argument.
2574 (TARGET_FUNCTION_VALUE): Define.
2576 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2578 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2579 instead of cfun->machine->is_leaf.
2580 * config/avr/avr.h (machine_function): Remove is_leaf field.
2582 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2585 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2586 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2587 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2588 the same size, prefer DW_OP_stack_value.
2589 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2590 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2592 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2595 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2597 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2600 * cfgexpand.c (convert_debug_memory_address): New.
2601 (expand_debug_expr): Convert base address and offset to the same
2602 mode. Use it to convert addresses to other modes. Accept
2605 2009-09-23 Richard Guenther <rguenther@suse.de>
2607 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2608 produced for bigendian targets with promoted subregs.
2610 2009-09-23 Richard Guenther <rguenther@suse.de>
2612 * value-prof.c (gimple_ic): Purge old EH edges only after building
2615 2009-09-23 Nick Clifton <nickc@redhat.com>
2617 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2619 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2622 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2625 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2626 on non-nested functions.
2628 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2629 Jan Hubicka <jh@suse.cz>
2631 * dwarf2out.c (loc_list_plus_const): Only define if
2632 DWARF2_DEBUGGING_INFO.
2633 (address_of_int_loc_descriptor): Likewise.
2636 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2638 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2641 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2642 constant is more than zero.
2644 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2647 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2648 call final to emit non-scheduled prologue, instead insert at entry.
2650 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2651 Joseph S. Myers <joseph@codesourcery.com>
2653 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2655 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2656 Rafael Avila de Espindola <espindola@google.com>
2658 * gengtype.c (is_file_equal): New function.
2659 (close_output_files): Use is_file_equal. Free of->buf.
2661 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2662 Rafael Avila de Espindola <espindola@google.com>
2664 * gengtype.c (write_types, write_local): Add the output_header
2665 argument. Update all callers.
2667 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2669 * dwarf2out.c (template_parameter_pack_die,
2670 gen_formal_parameter_pack_die ): New functions.
2671 (make_ith_pack_parameter_name): Remove this function.
2672 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2673 DW_TAG_formal_parameter_pack.
2674 (gen_generic_params_dies): Represent each template parameter pack
2675 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2676 represented by usual DW_TAG_template_*_parameter DIEs that are
2677 children of the DW_TAG_template_parameter_pack element DIE.
2678 (generic_parameter_die): This doesn't deal with parameter pack
2679 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2680 of parameter pack DIEs.
2681 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2682 in certain cases, e.g. for pack elements.
2683 (gen_formal_types_die, gen_decl_die): Adjust usage of
2684 gen_formal_parameter_die.
2685 (gen_subprogram_die): Represent each function parameter pack by a
2686 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2687 represented by usual DW_TAG_formal_parameter DIEs that are children
2688 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2689 ____builtin_va_alist decls as no part of the compiler uses those
2691 * langhooks.h (struct lang_hooks_for_decls): Add
2692 function_parm_expanded_from_pack_p, get_generic_function_decl
2693 and function_parameter_pack_p hooks. Fix comment for
2694 get_innermost_generic_parms hook.
2695 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2696 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2697 macros and use them to initialize lang_hook.
2699 2009-09-22 Richard Henderson <rth@redhat.com>
2701 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2702 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2703 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2704 on TRAMPOLINE_TEMPLATE.
2705 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2706 TRAMPOLINE_ADJUST_ADDRESS.
2707 * targhooks.c (default_asm_trampoline_template): Remove.
2708 (default_trampoline_adjust_address): Remove.
2709 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2710 * targhooks.h: Update decls.
2712 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2714 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2715 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2716 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2718 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2721 * reload1.c (reload): Reset debug insns with pseudos without
2724 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2726 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2727 unconditional true for decimal float modes.
2728 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2729 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2731 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2733 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2734 Enable a new case for __FreeBSD__ >= 7.
2735 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2736 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2737 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2738 and USE_LD_AS_NEEDED.
2740 * doc/install.texi (*-*-freebsd*): Update target information.
2742 2009-09-22 Richard Guenther <rguenther@suse.de>
2745 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2746 arrays really properly.
2748 2009-09-22 Richard Henderson <rth@redhat.com>
2751 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2752 calls.static_chain, calls.trampoline_init,
2753 calls.trampoline_adjust_address.
2754 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2755 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2756 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2757 * builtins.c (expand_builtin_setjmp_receiver): Use
2758 targetm.calls.static_chain; only clobber registers.
2759 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2760 set up memory attributes properly for the trampoline block.
2761 (expand_builtin_adjust_trampoline): Use
2762 targetm.calls.trampoline_adjust_address.
2763 * calls.c (prepare_call_address): Add fndecl argument. Use
2764 targetm.calls.static_chain.
2765 * df-scan.c (df_need_static_chain_reg): Remove.
2766 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2767 consolodate static chain handling.
2768 * doc/tm.texi: Document new hooks.
2769 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2770 (init_emit_regs): Don't initialize them.
2771 * expr.h (prepare_call_address): Update decl.
2772 * final.c (profile_function): Use targetm.calls.static_chain.
2773 * function.c (expand_function_start): Likewise.
2774 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2775 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2776 only clobber registers.
2777 * targhooks.c (default_static_chain): New.
2778 (default_asm_trampoline_template, default_trampoline_init): New.
2779 (default_trampoline_adjust_address): New.
2780 * targhooks.h: Declare them.
2781 * varasm.c (assemble_trampoline_template): Use
2782 targetm.asm_out.trampoline_template. Make the memory block const
2785 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2786 alpha_initialize_trampoline. Make static. Merge VMS parameter
2787 differences into the TARGET_ABI_OPEN_VMS code block.
2788 (TARGET_TRAMPOLINE_INIT): New.
2789 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2790 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2791 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2792 (INITIALIZE_TRAMPOLINE): Remove.
2794 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2795 (TRAMPOLINE_TEMPLATE): Merge with ...
2796 (INITIALIZE_TRAMPOLINE): ... this and move ...
2797 * config/arc/arc.c (arc_trampoline_init): ... here.
2798 (TARGET_TRAMPOLINE_INIT): New.
2800 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2801 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2802 (arm_asm_trampoline_template): New.
2803 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2804 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2805 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2806 code to arm_asm_trampoline_template.
2807 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2808 arm_trampoline_adjust_address.
2809 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2810 adjust for target hook parameters.
2812 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2815 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2816 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2817 (bfin_trampoline_init): Rename from initialize_trampoline;
2818 make static; update for target hook parameters.
2819 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2820 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2821 bfin_asm_trampoline_template.
2822 (INITIALIZE_TRAMPOLINE): Remove.
2824 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2825 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2826 cris_trampoline_init): New.
2827 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2828 cris_asm_trampoline_template.
2829 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2830 adjust for target hook parameters.
2832 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2834 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2835 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2836 fr30_trampoline_init): New.
2837 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2838 fr30_asm_trampoline_template.
2839 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2840 adjust for target hook parameters.
2842 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2843 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2844 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2845 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2846 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2848 * config/h8300/h8300.c (h8300_trampoline_init): New.
2849 (TARGET_TRAMPOLINE_INIT): New.
2850 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2851 to h8300_trampoline_init and adjust for hook parameters.
2853 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2854 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2855 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2856 make static; adjust for hook parameters.
2857 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2859 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2860 (TARGET_TRAMPOLINE_INIT): New.
2861 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2862 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2863 iq2000_asm_trampoline_template.
2864 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2865 (TRAMPOLINE_CODE_SIZE): New.
2866 (TRAMPOLINE_SIZE): Use it.
2867 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2869 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2870 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2871 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2872 adjust for hook parameters.
2873 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2875 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2876 (m32r_trampoline_init): New.
2877 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2878 m32r_trampoline_init.
2880 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2881 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2882 make static; update for hook parameters.
2883 * config/m68hc11/m68hc11-protos.h: Update.
2884 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2886 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2887 (TARGET_TRAMPOLINE_INIT): New.
2888 (mcore_function_value): Fix typo.
2889 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2890 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2891 to mcore_asm_trampoline_template.
2892 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2894 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2895 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2896 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2897 update for hook parameters.
2898 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2900 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2901 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2902 mips_trampoline_init): New.
2903 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2904 mips_asm_trampoline_template.
2905 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2906 update for hook parameters.
2908 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2909 (TARGET_TRAMPOLINE_INIT): New.
2910 (mmix_trampoline_size): Remove.
2911 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2912 make static. Remove out-of-date tetra vs octa comment.
2913 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2914 make static; update for hook parameters.
2915 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2916 (INITIALIZE_TRAMPOLINE): Remove.
2917 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2918 (TRAMPOLINE_ALIGNMENT): New.
2919 * gcc/config/mmix/mmix-protos.h: Update.
2921 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2922 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2923 mn10300_trampoline_init): New.
2924 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2925 mn10300_asm_trampoline_template.
2926 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2928 * config/moxie/moxie.c (moxie_static_chain,
2929 moxie_asm_trampoline_template, moxie_trampoline_init,
2930 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2931 TARGET_TRAMPOLINE_INIT): New.
2932 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2933 moxie_trampoline_init.
2934 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2935 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2937 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2938 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2939 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2940 pa_trampoline_adjust_address): New.
2941 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2942 pa_asm_trampoline_template.
2943 (TRAMPOLINE_ALIGNMENT): New.
2944 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2945 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2946 adjust for hook parameters.
2947 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2949 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2950 (TARGET_TRAMPOLINE_INIT): New.
2951 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2952 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2954 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2956 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2957 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2958 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2959 make static; adjust parameters for the hook.
2960 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2962 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2963 s390_trampoline_template; make static.
2964 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2965 make static; adjust for target hook.
2966 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2967 * config/s390/s390-protos.h: Remove trampoline decls.
2968 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2969 (TRAMPOLINE_TEMPLATE): Remove.
2970 (TRAMPOLINE_ALIGNMENT): New.
2972 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2973 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2974 (TARGET_TRAMPOLINE_INIT): New.
2975 (score_asm_trampoline_template): New.
2976 (score_trampoline_init): Rename from score_initialize_trampoline;
2977 make static; adjust for hook parameters.
2978 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2979 score[37]_asm_trampoline_template.
2980 (INITIALIZE_TRAMPOLINE): Remove.
2981 * config/score/score3.c (score3_asm_trampoline_template): New.
2982 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2983 adjust for target hook.
2984 * config/score/score7.c (score7_asm_trampoline_template): New.
2985 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2986 adjust for target hook.
2987 * config/score/score3.h, config/score/score7.h: Update.
2989 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2990 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2991 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2992 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2993 make static; adjust for target hook parameters.
2994 (sh_trampoline_adjust_address): New.
2995 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2996 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2998 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2999 (sparc32_initialize_trampoline): Rename from
3000 sparc_initialize_trampoline; make static; replace tramp parameter
3001 with m_tramp and update memory accesses.
3002 (sparc64_initialize_trampoline): Similarly.
3003 (sparc_trampoline_init): New.
3004 * config/sparc/sparc-protos.h: Remove trampoline decls.
3005 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3006 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3008 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3009 (array_to_constant): Make ARR parameter const.
3010 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3011 make static; update for hook parameters.
3012 * config/spu/spu-protos.h: Update decls.
3013 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3015 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3016 from xstormy16_initialize_trampoline; make static; update for
3018 (TARGET_TRAMPOLINE_INIT): New.
3019 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3021 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3022 (TARGET_TRAMPOLINE_INIT): New.
3023 (v850_can_eliminate): Make static.
3024 (v850_asm_trampoline_template, v850_trampoline_init): New.
3025 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3026 v850_asm_trampoline_template.
3027 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3028 and adjust for target hook parameters.
3030 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3031 (TARGET_TRAMPOLINE_INIT): New.
3032 (vax_asm_trampoline_template, vax_trampoline_init): New.
3033 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3034 vax_asm_trampoline_template.
3035 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3037 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3038 (TARGET_TRAMPOLINE_INIT): New.
3039 (xtensa_asm_trampoline_template): Rename from
3040 xtensa_trampoline_template; make static.
3041 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3042 make static; update for hook parameters.
3043 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3044 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3045 (INITIALIZE_TRAMPOLINE): Remove.
3047 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3048 error for nested functions with regparm=3.
3049 (ix86_compute_frame_layout): Adjust frame pointer offset for
3050 ix86_static_chain_on_stack.
3051 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3052 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3053 don't reset to UNITS_PER_WORD.
3054 (ix86_emit_leave): Adjust ix86_cfa_state.
3055 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3056 (ix86_static_chain): New.
3057 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3058 make static; update for target hook parameters; use ix86_static_chain.
3059 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3060 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3061 (INITIALIZE_TRAMPOLINE): Remove.
3062 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3063 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3064 to the end. Add static_chain_on_stack.
3065 (ix86_static_chain_on_stack): New.
3067 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3068 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3069 (m68k_trampoline_init): New.
3070 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3071 m68k_trampoline_init and adjust for hook parameters.
3072 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3073 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3075 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3077 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3078 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3080 * reload1.c (reload): Call wrap_constant when substituting
3081 reg for equiv inside of DEBUG_INSNs.
3084 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3085 add_call_src_coords_attributes, add_high_low_attributes,
3086 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3087 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3088 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3089 when -gdwarf-2 -gstrict-dwarf.
3090 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3091 -gdwarf-[23] -gstrict-dwarf.
3092 (address_of_int_loc_descriptor, loc_descriptor,
3093 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3094 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3095 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3097 2009-09-22 Richard Guenther <rguenther@suse.de>
3099 PR tree-optimization/41428
3100 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3101 (ccp_finalize): Pass it to substitute_and_fold.
3103 2009-09-22 Richard Guenther <rguenther@suse.de>
3105 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3106 (substitute_and_fold): Adjust prototype.
3107 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3108 (simplify_stmt_using_ranges): Likewise.
3109 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3110 (vrp_fold_stmt): New function.
3111 (vrp_finalize): Pass it to substitute_and_fold.
3112 * tree-flow.h (vrp_evaluate_conditional): Remove.
3113 (simplify_stmt_using_ranges): Likewise.
3114 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3115 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3116 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3118 (fold_predicate_in): Move to tree-vrp.c.
3119 (substitute_and_fold): Use the callback instead of calling into
3120 tree-vrp.c functions directly.
3122 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3124 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3125 comparison warning on rs6000.
3128 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3129 GIMPLE_EH_MUST_NOT_THROW cleanup.
3130 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3132 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3135 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3136 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3137 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3138 libSystem which is derived from the gcc 4.2.1 unwinder.
3140 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3143 * varasm.c (default_encode_section_info): Copy TLS model into
3144 sym_ref flags regardless of backend support for TLS, for all
3145 model types except TLS_MODEL_EMULATED.
3147 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3150 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3151 we can handle it correctly.
3153 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3155 * doc/install.texi (os2): Remove section.
3157 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3159 * doc/standards.texi (Objective-C): Adjust two URLs.
3161 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3163 * tree-tailcall.c (process_assignment): Don't check if a
3164 multiplication or an addition are already present.
3165 (find_tail_calls): Combine multiple additions and multiplications.
3166 (adjust_accumulator_values): Emit accumulators.
3168 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3170 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3171 xmm register restore.
3173 2009-09-21 Jan Hubicka <jh@suse.cz>
3175 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3176 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3179 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3181 * stor-layout.c (layout_type): Remove obsolete code.
3183 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3186 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3188 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3191 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3192 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3193 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3194 * fold-const.c (const_binop): Likewise.
3195 * real.h (do_mpc_arg2): Update prototype.
3197 2009-09-20 Jan Hubicka <jh@suse.cz>
3199 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3200 (add_location_or_const_value_attribute): Rewrite using
3202 (tree_add_const_value_attribute): Return true if successful.
3203 (tree_add_const_value_attribute_for_decl): Likewise.
3205 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3206 (loc_descriptor): ... here;
3207 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3208 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3209 pool items that was not marked for output.
3210 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3211 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3212 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3213 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3214 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3215 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3216 DW_OP_stack_value to get address of items that are not available
3218 (dw_loc_list): Handle single element lists correctly.
3220 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3221 Pascal Obry <obry@adacore.com>
3223 * unwind-dw2-fde.c (classify_object_over_fdes):
3224 Cast the constant 1 to _Unwind_Ptr.
3225 (add_fdes): Likewise.
3226 (linear_search_fdes): Likewise.
3228 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3230 * stor-layout.c (set_sizetype): Avoid useless type copy.
3232 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3234 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3236 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3237 * configure, config.in: Regenerate.
3238 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3240 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3241 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3242 for global data if the output could be used in a shared library.
3243 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3244 to 0 if TARGET_WRITABLE_EH_FRAME.
3246 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3248 PR rtl-optimization/39886
3249 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3250 just when insn is equal to BB_END (bb).
3252 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3254 * config/mips/mips.opt (mrelax-pic-calls): New option.
3255 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3257 (mips_unspec_call): Change "unspec_call" expander into this.
3258 (mips_strip_unspec_call): New function.
3259 (mips_got_load): Call mips_unspec_call instead of
3260 gen_unspec_call<mode>.
3261 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3263 (mips_cfg_in_reorg): New function.
3264 (mips16_lay_out_constants): Use it to decide whether to call
3265 CFG-aware insn splitting.
3266 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3267 mips_reorg. Move DF set-up code from here ...
3268 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3270 (mips_reorg): Call mips_df_reorg instead of
3271 r10k_insert_cache_barriers. Move CFG set-up code here from
3272 r10k_insert_cache_barriers.
3273 (mips_call_expr_from_insn): New function.
3274 (mips_pic_call_symbol_from_set): Likewise.
3275 (mips_find_pic_call_symbol): Likewise.
3276 (mips_annotate_pic_call_expr): Likewise.
3277 (mips_get_pic_call_symbol): Likewise.
3278 (mips_annotate_pic_calls): Likewise.
3279 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3281 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3282 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3283 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3285 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3286 (unspec_call<mode>): Remove it.
3287 (sibcall_internal, sibcall_value_internal,
3288 sibcall_value_multiple_internal, call_internal, call_split,
3289 call_value_internal, call_value_split,
3290 call_value_multiple_internal, call_value_multiple_split): Pass
3291 SIZE_OPNO to MIPS_CALL.
3292 (call_internal_direct, call_direct_split,
3293 call_value_internal_direct, call_value_direct_split): Pass -1 as
3294 SIZE_OPNO to MIPS_CALL.
3295 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3296 * configure: Regenerate.
3297 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3298 and -mno-relax-pic-calls.
3299 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3301 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3304 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3305 in the directory this rule is called from, rather than the
3306 toplevel 'gcc' directory, to fix in-tree build.
3308 2009-09-19 Chris Demetriou <cgd@google.com>
3310 PR preprocessor/28435:
3311 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3312 to cpplib that the preprocessor output is needed.
3314 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3316 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3317 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3318 *return_and_restore_fpregs_<mode>,
3319 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3322 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3323 instead of assuming it has always a REG inside of it.
3325 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3327 * config/freebsd.h: Update comment on types.
3328 (WINT_TYPE): Define.
3330 2009-09-18 Jason Merrill <jason@redhat.com>
3332 * c.opt: Add -fno-deduce-init-list.
3334 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3336 * value-prof.c (interesting_stringop_to_profile_p): Added output
3337 argument to indicate which parameter is the size parameter.
3338 * value-prof.c (gimple_stringop_fixed_value): Use
3339 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3340 * value-prof.c (gimple_stringops_transform): Update call sites to
3341 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3343 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3346 From David Binderman <dcb314@hotmail.com>:
3347 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3348 local variable f. Remove stale comments.
3349 (ix86_compute_frame_layout): Remove useless local variable total_size.
3350 Remove #if 0'd code.
3351 (legitimate_address_p): Remove useless local variables
3352 reason_rtx and reason.
3353 (ix86_split_copysign_const): Remove useless local variable op1.
3354 (scale_counter): Remove useless local variable piece_size_mask.
3356 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3358 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3361 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3364 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3366 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3368 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3371 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3373 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3374 DW_OP_implicit_value even without dwarf_version 4.
3376 2009-09-17 Jan Hubicka <jh@suse.cz>
3378 * dwarf2out.c: Include tree-pass.h and gimple.h.
3379 (loc_list_plus_const): New function.
3380 (loc_descriptor_from_tree_1): Rename to ...
3381 (loc_descriptor_from_tree): ... remove original.
3382 (loc_list_from_tree): New function.
3383 (add_AT_location_description): Accept location list.
3384 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3385 (concatn_mem_loc_descriptor): Remove.
3386 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3388 (secname_for_decl): Move up.
3389 (hidden_reference_p): New function; break out from ...
3390 (loc_by_refernece): ... here; move up.
3391 (dw_loc_list): New function.
3392 (single_element_loc_list): New function.
3393 (single_element_loc_list_p): New function.
3394 (add_loc_descr_to_each): New function.
3395 (add_loc_list): New function.
3396 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3397 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3398 add diagnostics why expansion failed.
3399 (add_location_or_const_value_attribute): Support location lists.
3400 (add_bound_info): Likewise.
3401 (descr_info_loc): Update call of loc_descriptor_from_tree.
3402 (gen_variable_die): Work on location lists.
3403 * final.c (pass_final): Add dump file.
3404 * Makefile.in (dwarf2out.o): Add new dependencies.
3406 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3409 * real.c decimal_from_integer, decimal_integer_string): New.
3410 (real_from_integer): Use them as special case for decimal float.
3411 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3412 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3413 Do not append zero after the decimal point in string to convert.
3415 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3417 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3418 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3420 2009-09-17 Martin Jambor <mjambor@suse.cz>
3422 * common.opt (fipa-sra): New switch.
3423 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3424 * timevar.def (TV_IPA_SRA): New timevar.
3425 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3426 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3427 * tree-sra.c: Include cgraph.c.
3428 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3429 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3430 and grp_not_necessarilly_dereferenced.
3431 (func_param_count): New variable.
3432 (encountered_apply_args): New variable.
3433 (bb_dereferences): New variable.
3434 (final_bbs): New variable.
3435 (no_accesses_representant): New variable.
3436 (no_accesses_p): New function.
3437 (dump_access): Dump the new fields.
3438 (sra_initialize): Set encountered_apply_args to false.
3439 (get_ssa_base_param): New function.
3440 (mark_parm_dereference): New function.
3441 (create_access): Caring for INIDRECT_REFs and different handling of
3442 varialble length accesses in early IPA SRA. Store the stmt - a new
3443 parameter - to the new access.
3444 (build_access_from_expr_1): New parameter stmt, passed to
3445 create_access. Handle INDIRECT_REFs.
3446 (build_access_from_expr): Pass the current statement to
3447 build_access_from_expr_1.
3448 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3450 (build_accesses_from_assign): Pass the current statement to
3451 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3452 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3453 final_bbs when necessary. Check for calls to __builtin_apply_args.
3454 Fixup EH info if anythng was changed.
3455 (is_unused_scalar_param): New function.
3456 (ptr_parm_has_direct_uses): New function.
3457 (find_param_candidates): New function.
3458 (mark_maybe_modified): New function.
3459 (analyze_modified_params): New function.
3460 (propagate_dereference_distances): New function.
3461 (dump_dereferences_table): New function.
3462 (analyze_caller_dereference_legality): New function.
3463 (unmodified_by_ref_scalar_representative): New function.
3464 (splice_param_accesses): New function.
3465 (decide_one_param_reduction): New function.
3466 (enum ipa_splicing_result): New type.
3467 (splice_all_param_accesses): New function.
3468 (get_param_index): New function.
3469 (turn_representatives_into_adjustments): New function.
3470 (analyze_all_param_acesses): New function.
3471 (get_replaced_param_substitute): New function.
3472 (get_adjustment_for_base): New function.
3473 (replace_removed_params_ssa_names): New function.
3474 (sra_ipa_reset_debug_stmts): New function.
3475 (sra_ipa_modify_expr): New function.
3476 (sra_ipa_modify_assign): New function.
3477 (convert_callers): New function.
3478 (modify_function): New function.
3479 (ipa_sra_preliminary_function_checks): New function.
3480 (ipa_early_sra): New function.
3481 (ipa_early_sra_gate): New function.
3482 (pass_early_ipa_sra): New variable.
3483 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3485 2009-09-17 Michael Matz <matz@suse.de>
3488 * tree.c (build_type_attribute_qual_variant): Export.
3489 * tree.h (build_type_attribute_qual_variant): Declare.
3490 * tree-inline.c (remap_type_1): Use it to build variants with
3491 the original qualifiers and attributes.
3493 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3495 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3496 without a fallthrough edge.
3498 2009-09-16 DJ Delorie <dj@redhat.com>
3500 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3501 chip and ignore the "fast_interrupt" attribute if so.
3503 2009-09-16 Richard Henderson <rth@redhat.com>
3506 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3509 2009-09-16 Richard Henderson <rth@redhat.com>
3512 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3513 is set only if DECL_NO_STATIC_CHAIN is unset.
3514 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3515 (FOR_EACH_NEST_INFO): New.
3516 (walk_all_functions): Use it.
3517 (finalize_nesting_tree): Likewise.
3518 (unnest_nesting_tree): Likewise.
3519 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3520 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3521 (convert_gimple_call): Early out if gimple_call_chain already set.
3522 (convert_all_function_calls): Iterate until no new functions
3523 require a static chain.
3524 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3525 when building a trampoline. Use dump_function_to_file instead
3527 (lower_nested_functions): Open dump_file. Validate that decls
3528 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3529 bit reset by this pass.
3531 2009-09-16 Michael Matz <matz@suse.de>
3534 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3535 shorten decl_common_unused.
3536 (DECL_RESTRICTED_P): New accessor.
3537 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3538 to disambiguate marked decls and restrict pointers.
3540 2009-09-16 Richard Henderson <rth@redhat.com>
3543 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3545 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3547 * integrate.c (set_block_abstract_flags): Call
3548 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3550 2009-09-16 Richard Guenther <rguenther@suse.de>
3553 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3556 2009-09-16 DJ Delorie <dj@redhat.com>
3557 Kaz Kojima <kkojima@gcc.gnu.org>
3559 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3560 (sh_expand_prologue): Update calls to output_stack_adjust.
3561 (sh_expand_epilogue): Likewise.
3563 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3566 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3567 trying to limit the extent of searches in the insn stream.
3569 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3570 Jakub Jelinek <jakub@redhat.com>
3574 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3576 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3577 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3578 (rs6000_savres_strategy): Always save FP registers inline if the
3579 target doesn't support hardware double-precision. Set the above
3580 bits in return value when needed.
3581 (rs6000_savres_routine_sym): Fix computation for cache selector.
3582 Mark the generated symbol as a function. Rename exitp argument to
3583 lr. Move code for determining the name of the symbol...
3584 (rs6000_savres_routine_name): ...here. New function. Add cases for
3585 getting the names right on AIX and 64-bit Linux.
3586 (savres_routine_name): New variable.
3587 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3588 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3589 on what the target routine uses as a base register. If savep && lr
3590 describe saving of r0 into memory slot.
3591 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3592 line calls for AIX ABI.
3593 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3594 determine FP save/restore functions.
3595 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3596 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3598 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3599 Duplicate restoration of LR and execute the appropriate one
3600 depending on whether GPRs are being restored inline. Set r11 from
3601 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3602 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3603 Fix out of line calls for AIX ABI.
3604 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3606 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3608 (*restore_gpregs_spe): Likewise.
3609 (*return_and_restore_gpregs_spe): Likewise.
3610 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3611 Define to empty string unconditionally.
3612 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3613 Define to empty string unconditionally.
3614 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3617 2009-09-15 Jan Hubicka <jh@suse.cz>
3619 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3620 * params.def (inline-insns-auto): Likewise.
3622 2009-09-15 Martin Jambor <mjambor@suse.cz>
3624 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3625 individual statements only at TDF_DETAILS dump level. Format
3626 source for 80 characters per line.
3628 2009-09-15 Christian Bruel <christian.bruel@st.com>
3630 * regrename.c (do_replace): Update REG_DEAD notes.
3632 2009-09-15 Revital Eres <eres@il.ibm.com>
3634 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3635 * targhooks.c (default_builtin_support_vector_misalignment):
3636 New builtin function.
3637 * targhooks.h (default_builtin_support_vector_misalignment):
3639 * target.h (builtin_support_vector_misalignment):
3640 New field in struct gcc_target.
3641 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3642 new builtin function.
3643 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3645 * config/rs6000/rs6000.c
3646 (rs6000_builtin_support_vector_misalignment): New function.
3647 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3649 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3651 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3653 (bfin_optimize_loop): Likewise.
3654 (bfin_gen_bundles): Likewise.
3655 (workaround_speculation): Likewise.
3656 (find_load): Return NULL_RTX for debug_insn.
3658 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3660 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3663 2009-09-14 DJ Delorie <dj@redhat.com>
3665 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3666 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3669 2009-09-14 Richard Henderson <rth@redhat.com>
3670 Jakub Jelinek <jakub@redhat.com>
3672 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3673 * cfgbuild.c (make_edges): Handle asm goto.
3674 * cfglayout.c (fixup_reorder_chain): Likewise.
3675 * cfgrtl.c (patch_jump_insn): Likewise.
3676 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3677 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3678 (gimple_build_asm_vec): Add and use labels parameter.
3679 (gimple_build_asm): Remove.
3680 (walk_gimple_asm): Walk labels too.
3681 * gimple.def (GIMPLE_ASM): Update docs.
3682 * gimple.h: Update decls.
3683 (struct gimple_statement_asm): Change nc to use unsigned char;
3685 (gimple_asm_nlabels): New.
3686 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3687 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3688 into gimple_build_asm_vec.
3689 * jump.c (mark_jump_label_asm): New.
3690 (mark_jump_label): Use it.
3691 (redirect_jump_1): Handle asm goto.
3692 (invert_jump_1): Soft fail if X is null.
3693 * recog.c (extract_asm_operands): New.
3694 (asm_noperands): Use it; handle asm labels.
3695 (decode_asm_operands): Use extract_asm_operands.
3696 (asm_operand_ok): Properly handle empty string.
3697 * reg-stack.c (get_asm_operands_in_out): Rename from
3698 get_asm_operand_n_inputs; use extract_asm_operands; return both
3699 inputs and outputs by reference; update all callers.
3700 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3701 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3702 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3703 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3704 (extract_asm_operands): Declare.
3705 * stmt.c (expand_asm_operands): Add and use labels parameter.
3706 (check_unique_operand_names): Likewise.
3707 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3708 (expand_asm_stmt): Handle asm labels.
3709 * tree-cfg.c (make_gimple_asm_edges): New.
3710 (make_edges): Use it.
3711 (cleanup_dead_labels): Handle asm labels.
3712 (is_ctrl_altering_stmt): Likewise.
3713 (gimple_redirect_edge_and_branch): Likewise.
3714 * tree.def (ASM_EXPR): Add 5th operand.
3715 * tree.h (ASM_LABELS): New.
3716 (resolve_asm_operand_names): Update decl.
3718 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3719 (c_parser_asm_goto_operands): New.
3720 * c-tree.h (build_asm_expr): Update decl.
3721 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3722 * doc/extend.texi: Document asm goto.
3724 2009-09-14 Richard Henderson <rth@redhat.com>
3726 * except.h: Update declarations.
3727 (struct pointer_map_t): Forward declare.
3728 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3729 (struct eh_landing_pad_d, eh_landing_pad): New.
3730 (struct eh_catch_d, eh_catch): New.
3731 (struct eh_region_d): Remove next_region_sharing_label, aka,
3732 label, tree_label, landing_pad, post_landing_pad, resume,
3733 may_contain_throw. Rename region_number to index. Remove
3734 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3735 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3736 (VEC(eh_landing_pad,gc)): New.
3737 (struct eh_status): Remove last_region_number. Add lp_array,
3738 throw_stmt_table, ttype_data, ehspec_data.
3739 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3740 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3741 * except.c (lang_protect_cleanup_actions): Return tree.
3742 (struct ehl_map_entry): Remove.
3743 (init_eh_for_function): Push zero entries for region and lp_array.
3744 (gen_eh_region): Add to region_array immediately.
3745 (gen_eh_region_catch): Operate on eh_catch objects.
3746 (gen_eh_landing_pad): New.
3747 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3748 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3749 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3750 (get_eh_landing_pad_from_number_fn): New.
3751 (get_eh_landing_pad_from_number): New.
3752 (get_eh_region_from_lp_number_fn): New.
3753 (get_eh_region_from_lp_number): New.
3754 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3755 (get_exception_pointer, get_exception_filter): Remove.
3756 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3757 (current_function_has_exception_handlers): Simplify.
3758 (bring_to_root, eh_region_replaceable_by_p): Remove.
3759 (replace_region, hash_type_list, hash_eh_region): Remove.
3760 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3761 (label_to_region_map, num_eh_regions): Remove.
3762 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3763 (find_exception_handler_labels): Remove.
3764 (duplicate_eh_regions_0, find_prev_try): Remove.
3765 (struct duplicate_eh_regions_data): New.
3766 (duplicate_eh_regions_1): Rewrite.
3767 (duplicate_eh_regions): Return a pointer map instead of an
3769 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3770 (redirect_eh_edge_to_label): Remove.
3771 (eh_region_outermost): Rewrite using eh_region pointers
3772 instead of integers.
3773 (add_ttypes_entry): Update for ttype_data move to eh_status.
3774 (add_ehspec_entry): Rewrite with VEC instead of varray.
3775 (assign_filter_values): Likewise. Export.
3776 (build_post_landing_pads, connect_post_landing_pads): Remove.
3777 (dw2_build_landing_pads): Rewrite to use lp_array.
3778 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3779 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3780 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3781 (sjlj_mark_call_sites): Update for landing pad numbers.
3782 (finish_eh_generation): Rewrite.
3783 (gate_handle_eh): Do nothing for no eh tree.
3784 (pass_rtl_eh): Move up near finish_eh_generation.
3785 (remove_eh_landing_pad): New.
3786 (remove_eh_handler): Export.
3787 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3788 (for_each_eh_label): Rewrite to use lp_array.
3789 (make_reg_eh_region_note): New.
3790 (make_reg_eh_region_note_nothrow_nononlocal): New.
3791 (insn_could_throw_p): New.
3792 (copy_reg_eh_region_note_forward): New.
3793 (copy_reg_eh_region_note_backward): New.
3794 (check_handled, add_reachable_handler): Remove.
3795 (reachable_next_level, foreach_reachable_handler): Remove.
3796 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3797 (get_eh_region_and_lp_from_rtx): New.
3798 (get_eh_region_from_rtx): New.
3799 (can_throw_internal_1, can_throw_external_1): Remove.
3800 (can_throw_internal): Use get_eh_region_from_rtx.
3801 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3802 (insn_nothrow_p, can_nonlocal_goto): New.
3803 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3804 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3805 (add_action_record): Use VEC not varray.
3806 (collect_one_action_chain): Update for eh_region changes.
3807 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3808 Use get_eh_region_and_lp_from_rtx.
3809 (gate_convert_to_eh_region_ranges): New.
3810 (pass_convert_to_eh_region_ranges): Use it.
3811 (push_uleb128, push_sleb128): Use VEC not varray.
3812 (output_one_function_exception_table): Likewise.
3813 (dump_eh_tree): Update for eh_region changes.
3814 (verify_eh_tree): Likewise.
3815 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3816 * tree-eh.c: Include target.h.
3817 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3818 Don't disallow GIMPLE_RESX; adjust argument check.
3819 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3820 (record_stmt_eh_region): Update for landing pad numbers;
3821 generate a landing pad if necessary.
3822 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3823 (remove_stmt_from_eh_lp_fn): Similarly.
3824 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3825 Update for lp numbers; don't special case missing throw_stmt_table.
3826 (lookup_expr_eh_lp): Similarly.
3827 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3828 (eh_seq, eh_region_may_contain_throw): New.
3829 (struct leh_state): Add ehp_region.
3830 (struct leh_tf_state): Remove eh_label.
3831 (emit_post_landing_pad): New.
3832 (emit_resx, emit_eh_dispatch): New.
3833 (note_eh_region_may_contain_throw): New.
3834 (frob_into_branch_around): Take eh_region not eh label;
3835 emit eh code into eh_seq.
3836 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3837 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3838 lower_eh_must_not_throw. Emit code to eh_seq.
3839 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3840 (lower_try_finally_onedest): Likewise.
3841 (lower_try_finally_copy): Likewise.
3842 (lower_try_finally_switch): Likewise.
3843 (lower_try_finally): Initialize ehp_region.
3844 (lower_catch): Update for eh_catch objects.
3845 (lower_eh_filter): Don't handle must_not_throw.
3846 (lower_eh_must_not_throw): New.
3847 (lower_cleanup): Don't set eh_label.
3848 (lower_eh_constructs_2): Resolve eh builtins.
3849 Handle GIMPLE_EH_MUST_NOT_THROW.
3850 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3851 Add eh_seq to the end of the function body.
3852 (make_eh_dispatch_edges): New.
3853 (make_eh_edge): Remove.
3854 (make_eh_edges): Simplify for landing pads.
3855 (redirect_eh_edge_1): New.
3856 (redirect_eh_edge): Use it.
3857 (redirect_eh_dispatch_edge): New.
3858 (stmt_could_throw_p): Use a switch. Allow RESX.
3859 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3860 (stmt_can_throw_internal): Likewise.
3861 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3862 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3863 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3864 (gate_refactor_eh): New.
3865 (pass_refactor_eh): Use it.
3866 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3867 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3868 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3869 (remove_unreachable_handlers): Rename from
3870 tree_remove_unreachable_handlers; rewrite for landing pads;
3871 call remove_eh_handler directly.
3872 (remove_unreachable_handlers_no_lp): New.
3873 (unsplit_eh, unsplit_all_eh): New.
3874 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3875 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3876 (cleanup_empty_eh_unsplit): New.
3877 (cleanup_empty_eh): Rewrite.
3878 (cleanup_all_empty_eh): New.
3879 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3880 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3881 (gate_cleanup_eh): New.
3882 (pass_cleanup_eh): Use it.
3883 (verify_eh_edges): Move later in file. Expect one EH edge.
3884 (verify_eh_dispatch_edge): New.
3886 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3887 (gtype-desc.o): Add TARGET_H.
3888 (tree.o): Use EXCEPT_H, not except.h.
3889 (cfgbuild.o): Add EXPR_H.
3890 (GTFILES): Add vecprim.h.
3891 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3892 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3893 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3894 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3895 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3896 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3897 calls to can_throw_internal.
3898 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3899 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3900 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3901 (expand_gimple_stmt): Use make_reg_eh_region_note.
3902 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3903 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3904 or find_exception_handler_labels.
3905 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3906 there is exacly one EH edge. Use can_nonlocal_goto and
3908 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3909 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3910 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3911 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3912 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3913 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3914 * dse.c (scan_insn): Use insn_could_throw_p.
3915 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3916 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3917 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3918 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3919 EXC_PTR_EXPR or FILTER_EXPR.
3920 (tree_expr_nonzero_warnv_p): Likewise.
3921 * function.h: Include vecprim.h, not varray.h
3922 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3923 move ttype_data and ehspec_data members to struct eh_status; change
3924 action_record_data member to a VEC.
3925 * gcse.c (hash_scan_set): Use can_throw_internal.
3926 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3927 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3928 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3929 (block_may_fallthru): Don't handle RESX_EXPR.
3930 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3931 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3932 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3933 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3934 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3935 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3936 (gimple_size): Likewise.
3937 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3938 (gimple_build_resx): Use gimple_build_with_ops.
3939 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3940 (is_gimple_val): Likewise.
3941 (is_gimple_stmt): Remove RESX_EXPR.
3942 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3943 (GIMPLE_RESX): Reorder with other EH constructs.
3944 * gimple.h (struct gimple_statement_eh_mnt): New.
3945 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3946 (gimple_eh_filter_must_not_throw): Remove.
3947 (gimple_eh_filter_set_must_not_throw): Remove.
3948 (gimple_eh_must_not_throw_fndecl): New.
3949 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3950 (is_gimple_resx): New.
3951 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3952 Don't copy EH_FILTER_MUST_NOT_THROW.
3953 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3954 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3955 handle must_not_throw_labels specially.
3956 * ipa-pure-const.c (check_call): Update debug statement for LP.
3957 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3958 * ipa-utils.c (get_base_var): Likewise.
3959 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3960 * lower-subreg.c (move_eh_region_note): Remove.
3961 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3962 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3963 (create_task_copyfn): Likewise.
3964 (maybe_catch_exception): Use gimple_build_eh_filter.
3965 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3966 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3967 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3968 and pass_lower_resx.
3969 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3970 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3971 can_throw_internal, can_nonlocal_goto.
3972 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3973 copy_reg_eh_region_note_forward.
3974 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3975 (emit_output_reload_insns): Likewise.
3976 (copy_eh_notes): Remove.
3977 * rtl.def (RESX): Remove.
3978 * rtl.h: Update declarations.
3979 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3980 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3981 (update_eh_label): Remove.
3982 (cleanup_dead_labels_eh): New.
3983 (cleanup_deal_labels): Use it instead of update_eh_label.
3984 (gimple_merge_blocks): Update landing pad data structure when
3985 removing a landing pad label.
3986 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3987 test; handle GIMPLE_EH_MUST_NOT_THROW.
3988 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3989 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3990 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3991 (verify_stmt): Likewise. Verify landing pads.
3992 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3993 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3994 (struct move_stmt_d): Add eh_map.
3995 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3996 (move_stmt_r): Remap eh region numbers in builtin calls,
3997 resx and eh_dispatch.
3998 (move_block_to_fn): Remove eh_offset parameter. Use
3999 maybe_duplicate_eh_stmt_fn.
4000 (find_outermost_region_in_block): Operate on eh_region pointers
4001 instead of region numbers.
4002 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4003 duplicate_eh_regions.
4004 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4005 test earlier. Disallow EH landing pads.
4006 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4007 * tree-flow.h: Update declarations.
4008 (struct tree_ann_common_d): Replace rn with lp_nr.
4009 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4010 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4011 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4012 resx and eh_dispatch.
4013 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4014 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4015 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4016 from duplicate_eh_regions.
4017 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4018 update RESX; handle EH_DISPATCH.
4019 (expand_call_inline): Set eh_lp_nr, not eh_region.
4020 (maybe_inline_call_in_expr): Likewise.
4021 * tree-inline.h (struct copy_body_data): Replace eh_region with
4022 eh_lp_nr, eh_region_offset with eh_map.
4023 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4024 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4025 * tree-pretty-print.c (dump_generic_node): Don't handle
4026 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4027 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4028 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4029 EXC_PTR_EXPR, FILTER_EXPR.
4030 * tree-ssa-operands.c (get_expr_operands): Likewise.
4031 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4032 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4033 (ao_ref_init_from_vn_reference): Likewise.
4034 * tree-ssa-sink.c (statement_sink_location): Likewise.
4035 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4036 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4037 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4038 EXC_PTR_EXPR, FILTER_EXPR.
4039 (is_exception_related): Remove.
4040 (compute_avail): Don't call it.
4041 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4042 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4043 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4044 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4046 (build_resx): Remove.
4047 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4048 * tree.h: Update declarations.
4049 (EH_FILTER_MUST_NOT_THROW): Remove.
4050 (struct tree_label_decl): Add eh_landing_pad_nr.
4051 (EH_LANDING_PAD_NR): New.
4052 * value-prof.c (gimple_ic): Tidy variable names. Update for
4053 landing pad numbers.
4054 (gimple_stringop_fixed_value): Tidy variable names. Assert
4055 that neither call stmt can throw.
4056 * vecprim.h (uchar): New.
4057 (VEC(uchar,heap), VEC(uchar,gc)): New.
4059 * c-common.c (c_define_builtins): Update call to
4060 build_common_builtin_nodes.
4061 * c-parser.c (c_parse_file): Don't call
4062 default_init_unwind_resume_libfunc.
4064 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4066 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4067 (mips_cprestore_address_p): Likewise.
4068 (mips_save_gp_to_cprestore_slot): Likewise.
4069 (mips_restore_gp): Rename to...
4070 (mips_restore_gp_from_cprestore_slot): ...this.
4071 (mips_must_initialize_gp_p): Declare.
4072 (mips_emit_save_slot_move): Likewise.
4073 (mips_output_load_label): Return nothing.
4074 (mips_eh_uses): Declare.
4075 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4076 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4077 (TARGET_ABSOLUTE_JUMPS): Likewise.
4078 (EH_USES): Likewise.
4079 (FIRST_PSEUDO_REGISTER): Update comment.
4080 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4081 (MIPS_CALL): ...here.
4082 (REGISTER_NAMES): Add $cprestore.
4083 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4084 Add load_label_length, has_inflexible_gp_insn_p,
4085 has_flexible_gp_insn_p, must_initialize_gp_p and
4086 must_restore_gp_when_clobbered_p.
4087 (mips_expand_call): Don't generate split instructions here.
4088 (mips_split_call): Update the call to mips_restore_gp after
4089 the above name change.
4090 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4091 (mips_find_gp_ref): New function.
4092 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4093 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4094 (mips_insn_has_flexible_gp_ref_p): Likewise.
4095 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4096 (mips_function_has_gp_insn): Delete.
4097 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4098 Use the new functions above. Only return INVALID_REGNUM
4099 for TARGET_ABSOLUTE_JUMPS.
4100 (mips_must_initialize_gp_p): New function.
4101 (mips_get_cprestore_base_and_offset): New function, extracted from...
4102 (mips_cprestore_slot): ...here. Take a bool parameter.
4103 (mips_cfun_has_cprestore_slot_p): New function.
4104 (mips_cprestore_address_p): Likewise.
4105 (mips_save_gp_to_cprestore_slot): Likewise.
4106 (mips_restore_gp): Rename to...
4107 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4108 epilogue_completed. Update the call to mips_cprestore_slot.
4109 Test cfun->machine->must_restore_gp_when_clobbered_p.
4110 (mips_direct_save_slot_move_p): New function.
4111 (mips_emit_save_slot_move): Likewise.
4112 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4113 of cfun->machine->global_pointer.
4114 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4115 (mips_save_reg): Use mips_emit_save_slot_move.
4116 (mips_expand_prologue): Set must_initialize_gp_p.
4117 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4118 for all cprestore saves. Emit a use_cprestore instruction after
4119 setting up the cprestore slot.
4120 (mips_restore_reg): Use mips_emit_save_slot_move.
4121 (mips_process_load_label): New function.
4122 (mips_load_label_length): Likewise.
4123 (mips_output_load_label): Don't return asm: output it here instead.
4124 Use mips_process_load_label.
4125 (mips_adjust_insn_length): Adjust the length of branch instructions
4126 that have length MAX_PIC_BRANCH_LENGTH.
4127 (mips_output_conditional_branch): Update the call to
4128 mips_output_load_label. Assume the branch target is OPERANDS[0]
4129 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4130 (mips_output_order_conditional_branch): Swap the meaning of
4131 OPERANDS[0] and OPERANDS[1].
4132 (mips_variable_issue): Don't count ghost instructions.
4133 (mips_expand_ghost_gp_insns): New function.
4134 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4135 (mips_output_mi_thunk): Set must_initialize_gp_p.
4136 (mips_eh_uses): New function.
4137 * config/mips/predicates.md (cprestore_save_slot_operand)
4138 (cprestore_load_slot_operand): New predicates.
4139 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4140 (UNSPEC_MOVE_GP): Likewise.
4141 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4142 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4143 (CPRESTORE_SLOT_REGNUM): New register.
4144 (MAX_PIC_BRANCH_LENGTH): New constant.
4145 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4146 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4147 branches. Fix commentary.
4148 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4149 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4150 Change type to "ghost".
4151 (loadgp_absolute_<mode>): Likewise.
4152 (loadgp_rtp_<mode>): Likewise.
4153 (copygp_mips16): Likewise.
4154 (loadgp_blockage): Remove redundant mode attribute.
4155 (potential_cprestore): New instruction.
4156 (cprestore): Turn into an unspec set.
4157 (use_cprestore): New instruction.
4158 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4159 (*branch_fp_inverted): Likewise.
4160 (*branch_order<mode>): Likewise.
4161 (*branch_order<mode>_inverted): Likewise.
4162 (*branch_equality<mode>): Likewise.
4163 (*branch_equality<mode>_inverted): Likewise.
4164 (*branch_bit<bbv><mode>): Likewise.
4165 (*branch_bit<bbv><mode>_inverted): Likewise.
4166 (*branch_equality<mode>_mips16): Remove redundant mode.
4167 (jump): Turn into a define_expand.
4168 (*jump_absolute): New instruction.
4169 (*jump_pic): Likewise.
4170 (*jump_mips16): Rename previously-unnamed pattern. Remove
4171 redundant mode attribute.
4172 (restore_gp): Split on epilogue_completed rather than
4173 reload_completed. Change type to "ghost".
4174 (move_gp<mode>): New instruction.
4175 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4176 Remove redundant mode attribute.
4177 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4178 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4179 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4181 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4184 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4185 are returned in the same register (vs34 or v2) that Altivec vector
4186 types are returned in.
4187 (rs6000_libcall_value): Ditto.
4190 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4191 instead of explicit addsi3/adddi3 calls.
4192 (rs6000_split_multireg_move): Ditto.
4193 (rs6000_emit_allocate_stack): Ditto.
4194 (rs6000_emit_prologue): Ditto.
4195 (rs6000_output_mi_thunk): Ditto.
4197 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4198 size is 64 bits if we can use 64-bit registers.
4200 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4202 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4205 From Jie Zhang <jie.zhang@analog.com>:
4206 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4207 save FP and RETS with saveall attribute.
4208 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4209 with saveall attribute.
4211 * config/bfin/bfin.c (bfin_expand_builtin,
4212 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4215 From Jie Zhang <jie.zhang@analog.com>:
4216 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4217 before use in two places.
4218 * config/bfin/bfin.md (AREG): Define mode iterator.
4219 (reload_in, reload_out): Use mode iterator AREG.
4221 2009-09-14 Richard Guenther <rguenther@suse.de>
4224 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4225 EH personality path.
4227 2009-09-13 Richard Guenther <rguenther@suse.de>
4228 Rafael Avila de Espindola <espindola@google.com>
4230 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4231 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4232 (LANG_HOOKS_INITIALIZER): Adjust.
4233 (lhd_pass_through_t): Declare.
4234 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4236 * langhooks.c (lhd_pass_through_t): New function.
4237 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4238 dwarf2out_begin_prologue): Use personality from current_function_decl.
4239 * expr.h (get_personality_function): Declare.
4240 * expr.c (get_personality_function): New function.
4241 (build_personality_function): Likewise.
4242 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4243 (eh_personality_libfunc): Remove.
4244 * optabs.c (build_libfunc_function): New function split out from ...
4245 (init_one_libfunc): ... here.
4246 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4247 (tree_function_decl): Add personality.
4248 (lhd_gcc_personality): Declare.
4249 (build_personality_function): Likewise.
4250 * tree.c (gcc_eh_personality_decl): New.
4251 (lhd_gcc_personality): New function.
4252 * except.h (lang_eh_runtime_type): Remove.
4253 (enum eh_personality_kind): New.
4254 (build_personality_function): Declare.
4255 (function_needs_eh_personality): Declare.
4256 * except.c (lang_eh_runtime_type): Remove.
4257 (function_needs_eh_personality): New function.
4258 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4259 (sjlj_emit_function_enter, output_function_exception_table):
4260 Use personality from current_function_decl.
4261 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4262 * tree-inline.c (tree_can_inline_p): Do not inline across different
4264 (expand_call_inline): Likewise. Adjust the callers EH personality.
4265 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4266 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4267 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4268 (c-parser.o): Likewise
4269 * c-tree.h (c_eh_initialized_p): Remove.
4270 (c_maybe_initialize_eh): Likewise.
4271 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4272 (finish_decl): Don't call c_maybe_initialize_eh.
4273 (c_eh_initialized_p): Remove.
4274 (c_maybe_initialize_eh): Likewise.
4275 * c-parser.c (c_parser_omp_construct): Likewise.
4276 (c_parse_file): Initialize exception handling.
4278 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4280 * config.gcc (tm_file): Remove i386/biarch32.h
4281 for i?86-w64-mingw* case.
4282 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4284 * config.host: Set for x64 mingw the option
4285 use_long_long_for_widest_fast_int to yes.
4287 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4289 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4290 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4291 (dbxout_begin_function): Likewise.
4292 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4293 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4294 set on the function.
4295 (final_end_function): Likewise.
4296 (final_scan_insn): Likewise.
4297 (rest_of_handle_final): Likewise.
4298 * varasm.c (assemble_start_function): Likewise.
4299 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4301 2009-09-12 Jason Merrill <jason@redhat.com>
4303 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4304 * opts.c (common_handle_option): constify.
4306 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4308 * doc/install.texi (avr): Remove obsolete reference site.
4310 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4312 * doc/install.texi (Binaries): Adjust AIX link.
4314 2009-09-12 Akim Demaille <demaille@gostai.com>
4316 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4317 Use an imperative sentence.
4319 2009-09-11 Richard Henderson <rth@redhat.com>
4321 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4322 structure-name and has-tree-operands arguments; update all entries.
4323 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4325 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4326 (gsstruct_code_size): New.
4327 (gss_for_code_): New.
4328 (gss_for_code): Remove.
4329 (gimple_size): Rewrite using gsstruct_code_size.
4330 (gimple_statement_structure): Move to gimple.h.
4331 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4332 (gss_for_code, gimple_statement_structure): New.
4333 (gimple_ops): Use new arrays; tidy.
4335 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4337 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4338 operand to be a PLUS expression.
4339 * config/pa/pa.c (pa_secondary_reload): Likewise.
4341 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4343 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4345 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4348 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4350 From Jie Zhang <jie.zhang@analog.com>:
4351 * doc/extend.texi (node Function Attributes): Document l2
4353 (node Blackfin Variable Attributes): Document l2 variable attributes.
4355 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4357 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4358 to match the system compiler's configuration at inflection point.
4359 Add comment to remark a remaining difference with system compiler.
4361 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4362 * configure: Regenerate.
4364 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4366 From Jie Zhang <jie.zhang@analog.com>:
4367 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4368 (bfin_handle_l2_attribute): New.
4369 (bfin_attribute_table): Add l2 attribute.
4371 2009-09-11 Michael Matz <matz@suse.de>
4374 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4375 on the local_decls list.
4377 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4381 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4383 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4384 for VALUEs, to implement the documented interface.
4385 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4386 Adjust for VALUEs and anything else, to implement the
4387 documented interface.
4389 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4391 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4392 with actual SPE/paired vector modes before using 64-bit alignment.
4393 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4395 2009-09-10 DJ Delorie <dj@redhat.com>
4397 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4400 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4401 * config/mep/mep.c (mep_legitimate_constant_p): New.
4402 * config/mep/mep-protos.h: Prototype it.
4404 2009-09-10 Richard Henderson <rth@redhat.com>
4406 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4408 2009-09-10 Jason Merrill <jason@redhat.com>
4410 * tree.c (chain_index): New fn.
4411 * tree.h: Declare it.
4413 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4415 * config/sol2-c.c (cmn_err_length_specs): Initialize
4416 scalar_identity_flag.
4418 2009-09-10 Richard Henderson <rth@redhat.com>
4420 * tree.h (struct tree_decl_common): Move align member earlier;
4421 move label_decl_uid member ...
4422 (struct tree_label_decl): ... here.
4423 (LABEL_DECL_UID): Update to match.
4425 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4428 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4429 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4431 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4432 dest_prev if the edge is complex.
4434 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4436 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4437 loop latch tests earlier.
4439 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4440 before GIMPLE_RETURN, not after its predecessor; insert
4443 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4444 gimple_seq_empty_p to test for no PHI nodes.
4445 * tree-cfg.c (split_critical_edges): Likewise.
4447 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4449 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4451 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4452 introduced by the VTA branch merge.
4454 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4456 * ira-conflicts.c: Use fputs or putc instead of fprintf
4460 * tree-switch-conversion.c: Ditto.
4462 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4464 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4465 introduced by the VTA branch merge.
4467 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4470 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4472 PR rtl-optimization/39779
4473 * expr.c (convert_modes): Return when mode == oldmode after
4474 CONST_INTs are processed.
4476 2009-09-10 Nick Clifton <nickc@redhat.com>
4478 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4479 attribute and referring decl when creating renamed symbol.
4481 2009-09-10 Richard Guenther <rguenther@suse.de>
4484 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4486 (cgraph_finalize_compilation_unit): Compute reachability
4487 before emitting thunks. Properly process aliases before
4488 possibly removing unreachable nodes.
4490 2009-09-10 Richard Guenther <rguenther@suse.de>
4493 * tree.c (struct free_lang_data_d): Add worklist member.
4494 (find_decls_types_r): Push onto the worklist instead of recursing.
4495 Handle TREE_BINFOs properly.
4496 (find_decls_types): New function wrapped around find_decls_types_r
4497 to process the worklist.
4498 (find_decls_types_in_eh_region): Use it.
4499 (find_decls_types_in_node): Likewise.
4500 (find_decls_types_in_var): Likewise.
4501 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4502 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4503 (AGGREGATE_TYPE_P): Adjust.
4505 2009-09-09 Jason Merrill <jason@redhat.com>
4507 * configure.ac: Check glibc version even if we have an in-tree
4510 2009-09-09 Anthony Green <green@moxielogic.com>
4512 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4513 the constant 0 when appropriate.
4514 * config/moxie/constraints.md: Add constraint O.
4516 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4517 to pass up to 6 32-bit argument values in registers.
4518 (moxie_function_arg): Ditto.
4519 (moxie_arg_partial_bytes): Ditto.
4520 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4521 (REG_PARM_STACK_SPACE): Ditto.
4522 (FUNCTION_ARG_REGNO_P): Ditto.
4524 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4525 instruction to allocate stack space.
4527 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4529 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4530 unnecessarily stringent constraints. Fix address
4531 calculation in the splitters.
4533 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4535 PR rtl-optimization/39779
4536 * expr.c (convert_modes): Return when mode == oldmode after
4537 CONST_INTs are processed.
4539 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4542 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4543 (ix86_expand_prologue): Take frame.padding0 into logic of
4545 (ix86_expand_epilogue): Likewise.
4547 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4549 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4551 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4552 * config/t-slibgcc-libgcc: New file.
4553 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4555 2009-09-09 Martin Jambor <mjambor@suse.cz>
4557 PR tree-optimization/41089
4558 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4561 2009-09-09 Richard Henderson <rth@redhat.com>
4563 * gimple.h (CASE_GIMPLE_OMP): New.
4564 (is_gimple_omp): Use it.
4565 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4566 (verify_gimple_debug): Likewise.
4568 2009-09-09 Richard Guenther <rguenther@suse.de>
4570 PR tree-optimization/41101
4571 * tree-ssa-pre.c (maximal_set): Remove.
4572 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4573 Defer all blocks we didn't visit at least one successor.
4574 (add_to_exp_gen): Do not add to the maximal set.
4575 (make_values_for_phi): Likewise.
4576 (compute_avail): Likewise.
4577 (init_pre): Do not allocate the maximal set.
4578 (execute_pre): Do not dump it.
4580 2009-09-09 Martin Jambor <mjambor@suse.cz>
4582 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4583 an SSA_NAME rather than a is_gimple_variable.
4585 2009-09-09 Richard Guenther <rguenther@suse.de>
4588 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4589 code dealing with plain pointer bases.
4590 (maybe_fold_offset_to_reference): Likewise.
4591 (maybe_fold_stmt_addition): Adjust.
4593 2009-09-09 Richard Guenther <rguenther@suse.de>
4595 * tree.c (free_lang_data_in_type): Do not free the type variant
4597 (free_lang_data): Merge char_type_node with its properly signed
4599 (pass_ipa_free): Collect after freeing language specific data.
4601 2009-09-09 Michael Matz <matz@suse.de>
4604 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4605 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4606 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4609 2009-09-08 DJ Delorie <dj@redhat.com>
4611 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4613 2009-09-04 Jason Merrill <jason@redhat.com>
4615 * tree.c (tree_find_value): Remove.
4616 * tree.h: Remove prototype.
4617 * varasm.c (assemble_external): Use value_member instead.
4619 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4621 * toplev.c (process_options): Choose default debugging type when
4622 gtoggle enables debug info and type is unset.
4624 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4628 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4631 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4633 * configure: Rebuilt with modified libtool.m4.
4635 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4640 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4642 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4644 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4645 (remove_statement): Likewise.
4646 (rewrite_use_nonlinear_expr): Adjust.
4647 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4648 * tree-ssa.c (release_defs_bitset): ... this. New.
4649 * tree-flow.h (release_defs_bitset): Declare.
4651 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4654 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4655 in the middle block.
4657 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4659 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4660 via intptr_t to long type.
4661 (insert_operand_rank): Cast long type via intptr_t to
4663 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4665 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4666 from pointer to unsigned via uintptr_t.
4668 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4669 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4671 * configure: Regenerated.
4672 * config.in: Regenerated
4673 * system.h (stdint.h): Add include.
4674 (inttypes.h): Likewise.
4675 * Makefile.in (aclocal): Add config/stdint.m4.
4676 * aclocal.m4: Regenerated.
4678 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4680 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4682 (note_np_check_stores): New function.
4683 (harmless_null_pointer_p): New function.
4684 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4685 changed. Take into account whether we're in the shadow of a condjump
4686 that tested NP_REG for NULL.
4687 Lose all code that tested for SEQUENCEs.
4688 (workaround_speculation): Avoid inserting NOPs for loads that are
4689 either always executed or a NULL pointer.
4691 2009-09-08 Jan Hubicka <jh@suse.cz>
4693 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4694 * params.def (early-inlining-insns): Likewise.
4696 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4698 PR rtl-optimization/41239
4699 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4700 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4702 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4703 across calls, as the calls might not always return normally.
4704 (call_may_noreturn_p): New function.
4705 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4706 (init_deps): Initialize it.
4707 (remove_from_deps): Also remove calls from
4708 last_function_call_may_noreturn list.
4710 2009-09-07 Richard Henderson <rth@redhat.com>
4712 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4713 more VR->OPERANDS than LHS operands. Free LHS before returning.
4715 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4717 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4718 (attr "addrtype"): New member "spreg".
4719 Use it if mem_spfp_address_operand is true for the address.
4720 (attr "type"): New entry "stall".
4721 (cpu_unit "load"): New.
4722 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4724 (insn_reservation "loadsp"): New.
4725 (insn_reservation "load_stall1"): New.
4726 (insn_reservation "load_stall3"): New.
4728 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4729 (mem_p_address_operand): Exclude stack and frame pointer based
4731 (mem_spfp_address_operand): New; match them here.
4732 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4733 (bfin_reorg): Call it if scheduling insns.
4734 (bfin_gen_bundles): Remove dummy insns created by
4735 add_sched_insns_for_speculation.
4737 From Jie Zhang <jie.zhang@analog.com>:
4738 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4739 bfin_si_revision, bfin_workarounds): Move these ...
4740 * config/bfin/bfin.h: ... here.
4742 From Mike Frysinger <michael.frysinger@analog.com>
4743 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4744 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4745 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4746 bf547m, bf548m, and bf549m.
4747 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4748 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4749 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4750 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4751 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4752 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4753 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4754 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4755 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4756 bf542m, bf544m, bf547m, bf548m, and bf549m.
4758 From Jie Zhang <jie.zhang@analog.com>:
4759 * config/bfin/predicates.md (p_register_operand): New predicate.
4760 (dp_register_operand): New predicate.
4761 * config/bfin/bfin-protos.h (WA_05000074): Define.
4762 (ENABLE_WA_05000074): Define.
4763 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4764 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4765 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4766 (define_attr addrtype): Allow load/store register to be P register.
4767 (define_attr storereg): New.
4768 (define_cpu_unit anomaly_05000074): New.
4769 (define_insn_reservation dsp32shiftimm): New.
4770 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4771 (define_insn_reservation loadp): Cannot use slot2.
4772 (define_insn_reservation loadsp): Cannot use slot2.
4773 (define_insn_reservation storep): Cannot use slot2. Does not
4774 apply when working around 05000074.
4775 (define_insn_reservation storep_anomaly_05000074): New.
4776 (define_insn_reservation storei): Does not apply when working
4778 (define_insn_reservation storei_anomaly_05000074): New.
4779 (define_attr length): Add dsp32shiftimm case.
4780 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4781 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4782 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4783 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4784 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4786 2009-09-07 Martin Jambor <mjambor@suse.cz>
4789 * tree-sra.c (create_artificial_child_access): Return NULL if
4790 build_ref_for_offset fails.
4791 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4792 and create_artificial_child_access to fail.
4794 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4797 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4798 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4799 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4801 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4803 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4804 block, ensure it has an exit edge. Emit a barrier after a jump.
4806 2009-09-07 Nick Clifton <nickc@redhat.com>
4808 * gcc.c (this_is_linker_script): New variable. Like
4809 this_is_library_file but for the %T constructor.
4810 (end_going_arg): If this_is_linker_script is set then locate the
4811 script and insert a --script switch before it
4812 (do_spec_2): Initialise this_is_linker_script.
4813 (do_spec_1): Likewise. Handle %T construct.
4814 (eval_spec_function): Preserve this_is_linker_script.
4815 * doc/invoke.texi: Document %T construct in spec files.
4816 * config/m32c/m32c.h (LIB_SPEC): Use it.
4818 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4820 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4821 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4822 when volatile flag is set.
4823 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4825 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4828 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4829 (combine_stack_adjustments_for_block): Allow insns between stack
4830 adjustments and stores with corresponding pre-(dec|inc)rement or
4831 pre-modify operation.
4833 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4836 * combine-stack-adj.c (struct csa_memlist): Rename to...
4837 (struct csa_reflist): ... this. Rename mem field to ref.
4838 (free_csa_memlist): Rename to...
4839 (free_csa_reflist): ... this.
4840 (record_one_stack_memref): Rename to...
4841 (record_one_stack_ref): ... this. Handle also REG_P.
4842 (try_apply_stack_adjustment): Handle also REG_P.
4843 (struct record_stack_memrefs_data): Rename to...
4844 (struct record_stack_refs_data): ... this. Rename memlist field to
4846 (record_stack_memrefs): Rename to...
4847 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4848 subexpressions instead of failing when a MEM contains SP references.
4849 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4850 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4852 2009-09-06 Richard Guenther <rguenther@suse.de>
4855 * tree.c (build_array_type): Do not record types marked
4856 with structural equality in the canonical type hashtable.
4858 2009-09-06 Richard Guenther <rguenther@suse.de>
4861 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4863 2009-09-05 Richard Guenther <rguenther@suse.de>
4866 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4868 2009-09-05 Richard Guenther <rguenther@suse.de>
4871 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4873 2009-09-05 Richard Guenther <rguenther@suse.de>
4876 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4877 before comparing function argument types.
4879 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4882 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4885 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4888 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4890 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4891 locators before emit_insn is called.
4893 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4896 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4897 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4898 (reginfo_init): Don't call allocate_reg_info.
4900 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4903 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4904 NONDEBUG_INSN_P instead of INSN_P.
4906 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4909 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4911 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4914 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4915 pattern of the split.
4917 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4919 * toplev.c (process_options): Move setter of flag_var_tracking
4920 before other tests that depend on it. Move down setter of
4921 flag_rename_registers. Don't enable var-tracking-assignments
4922 by default if selective scheduling is enabled. Warn if both
4925 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4927 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4928 comment. Use switch statement to catch overlaps between rtx
4929 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4930 (IS_DECL_CODE): ... here. Remove.
4931 (check_value_is_not_decl): Remove.
4932 (dv_from_decl, dv_from_value): Check after conversion.
4934 2009-09-04 Richard Guenther <rguenther@suse.de>
4937 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4938 after emitting tunks. Move emitting thunks and ctors from ...
4939 (cgraph_optimize): ... here. Remove redundant
4940 cgraph_analyze_functions.
4941 * varasm.c (find_decl_and_mark_needed): Remove no longer
4943 (finish_aliases_1): Adjust check for thunk aliases.
4945 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4947 * config/arm/arm.md (ctzsi2): Added braces
4948 to avoid warning that broke booststrap.
4950 2009-09-04 Martin Jambor <mjambor@suse.cz>
4952 PR tree-optimization/41112
4953 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4954 handle variable-bounded arrays.
4955 (expr_with_var_bounded_array_refs_p): New function.
4956 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4958 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4960 * config/s390/2097.md: Removed two incorrect bypasses.
4961 (z10_fsimpdf): Fixed latency.
4962 (z10_fhex): New insn_reservation.
4963 (z10_floaddf): Fixed latency.
4964 (z10_floadsf): Fixed latency.
4965 (z10_ftrunctf): Fixed latency.
4966 (z10_ftruncdf): Fixed latency.
4967 * config/s390/s390.c (z10_cost): Fixed values.
4968 (s390_adjust_priority): Added z10 path.
4969 * config/s390/s390.md (type): Added fhex.
4970 (*mov<mode>_64dfp): Updated type attribute.
4971 (*mov<mode>_64): Updated type attribute.
4972 (*mov<mode>_31): Updated type attribute.
4973 (*mov<mode>"): Likewise.
4974 * config/s390/2084.md (x_fsimpdf): Updated condition.
4976 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4978 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4979 RTXs in the predicate for operand 1.
4981 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4983 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4984 (rbitsi2): New insn.
4985 (ctzsi2): New expand.
4986 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4988 2009-09-03 Martin Jambor <mjambor@suse.cz>
4990 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4991 (create_artificial_child_access): Use build_ref_for_offset instead
4992 of duplicate_expr_for_different_base.
4993 (propagate_subacesses_accross_link): Likewise.
4995 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4997 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4999 (mips16e_collect_argument_saves): Skip debug instructions.
5000 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5001 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5002 (r10k_insert_cache_barriers): Likewise.
5003 (mips_reorg_process_insns): Likewise.
5005 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5008 * ira.c (update_equiv_reg): Remove check on class likely spill.
5010 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5013 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5014 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5018 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5019 the stack slot if it is passed by invisible reference.
5020 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5021 by invisible reference.
5023 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5025 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5026 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5027 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5029 * config/bfin/sync.md: New file.
5030 * config/bfin/bfin.md: Include it.
5031 (UNSPEC_ATOMIC): New.
5032 (UNSPEC_ONES): Provide a unique number.
5034 From Jie Zhang <jie.zhang@analog.com>:
5035 * config/bfin/bfin.c (ret_regs): New.
5036 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5037 (must_save_rets_p): New.
5038 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5039 current_function_is_leaf.
5040 (do_link): Likewise.
5041 (do_unlink): Likewise.
5042 (expand_interrupt_handler_prologue): Use ret_regs array.
5043 (expand_interrupt_handler_epilogue): Use ret_regs array and
5044 pass return register to gen_return_internal.
5045 (bfin_expand_epilogue): Pass return register to
5046 gen_return_internal.
5047 (bfin_expand_call): Explicitly clobber RETS.
5048 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5049 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5050 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5051 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5053 (return_internal): Take a reg rtx rather than the register number.
5055 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5057 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5058 when comparing against estimated_loop_iterations_int return.
5060 2009-09-03 Richard Guenther <rguenther@suse.de>
5062 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5063 eh_personality_libfunc.
5065 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5067 * tree-parloops.c (separate_decls_in_region): Add space.
5069 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5071 * tree-parloops.c (separate_decls_in_region): Change the condition
5072 checking if there are reductions in the loop.
5074 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5076 PR tree-optimization/38275
5077 * tree-parloops.c (parallelize_loops): Replace profitability condition
5078 for expected number of iterations.
5080 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5082 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5083 (bootstrap-debug): Explain conditions in which it becomes default.
5084 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5087 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5089 * doc/invoke.texi (Optimize Options): Move
5090 -finline-small-functions to the -O2 list.
5092 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5094 * toplev.c (process_options): Enable var-tracking-assignments
5095 by default if var-tracking is enabled.
5097 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5099 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5101 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5102 * rtl.h (prev_nonnote_insn_bb): Declare it.
5104 2009-09-03 Diego Novillo <dnovillo@google.com>
5106 * cgraph.c (cgraph_node_for_decl): New.
5107 * cgraph.h (cgraph_node_for_decl): Declare.
5108 * tree.c (host_integerp): Return 0 if T is NULL.
5110 2009-09-03 Diego Novillo <dnovillo@google.com>
5112 * tree.h (struct alias_pair): Move from varasm.c.
5113 (alias_pairs): Likewise.
5114 (TYPE_MAXVAL): Define.
5115 (TYPE_MINVAL): Define.
5116 (iterative_hash_host_wide_int): Declare.
5117 (remove_unreachable_alias_pairs): Declare.
5118 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5119 * diagnostic.c (default_diagnostic_starter): Make extern.
5120 (default_diagnostic_finalizer): Make extern.
5121 * diagnostic.h (default_diagnostic_starter): Declare.
5122 (default_diagnostic_finalizer): Declare.
5123 (default_tree_printer): Declare.
5124 * toplev.c (default_tree_printer): Make extern.
5126 2009-09-03 Richard Guenther <rguenther@suse.de>
5127 Diego Novillo <dnovillo@google.com>
5129 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5130 * cgraphunit.c (cgraph_expand_function): Do not emit
5131 associated thunks from here.
5132 (cgraph_emit_thunks): New.
5133 (cgraph_optimize): Call it.
5134 Return if any IPA pass finds an error.
5135 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5138 2009-09-03 Simon Baldwin <simonb@google.com>
5139 Rafael Espindola <espindola@google.com>
5140 Richard Guenther <rguenther@suse.de>
5141 Doug Kwan <dougkwan@google.com>
5142 Diego Novillo <dnovillo@google.com>
5144 * tree.c: Include tree-pass.h, langhooks-def.h,
5145 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5146 (free_lang_data_in_type): New.
5147 (need_assembler_name_p): New.
5148 (free_lang_data_in_block): New.
5149 (free_lang_data_in_decl): New.
5150 (struct free_lang_data_d): New.
5151 (add_tree_to_fld_list): New.
5152 (find_decls_types_r): New.
5153 (get_eh_types_for_runtime): New.
5154 (find_decls_types_in_eh_region): New.
5155 (find_decls_types_in_node): New.
5156 (find_decls_types_in_var): New.
5157 (free_lang_data_in_cgraph): New.
5158 (free_lang_data): New.
5159 (gate_free_lang_data): New.
5160 (pass_ipa_free_lang_data): New.
5162 2009-09-03 Diego Novillo <dnovillo@google.com>
5164 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5165 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5166 (lang_hooks): Remove const qualifier.
5167 * ipa.c (cgraph_remove_unreachable_nodes): Call
5168 remove_unreachable_alias_pairs.
5169 * except.c (add_type_for_runtime): Check if TYPE has
5170 already been converted.
5171 (lookup_type_for_runtime): Likewise.
5172 (check_handled): Handle converted types.
5173 * varasm.c (remove_unreachable_alias_pairs): New.
5174 * gimple.c: Include demangle.h.
5175 (gimple_decl_printable_name): New.
5176 (gimple_fold_obj_type_ref): New.
5177 * gimple.h (gimple_decl_printable_name): Declare.
5178 (gimple_fold_obj_type_ref): Declare.
5179 * passes.c (init_optimization_passes): Add pass
5180 pass_ipa_free_lang_data.
5181 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5182 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5184 2009-09-03 Diego Novillo <dnovillo@google.com>
5186 * c-lang.c (lang_hooks): Remove const qualifier.
5188 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5190 * doc/install.texi (*-*-freebsd*): Update target information.
5192 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5194 * hard-reg-set.h (call_fixed_regs): Remove.
5195 * reginfo.c (call_fixed_regs): Remove.
5196 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5197 (globalize_reg): Don't use call_fixed_regs.
5198 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5201 2009-09-01 Michael Matz <matz@suse.de>
5203 * expr.h (emit_storent_insn, expand_expr_real_1,
5204 expand_expr_real_2): Declare.
5205 * expr.c (emit_storent_insn, expand_expr_real_1,
5206 expand_expr_real_2): Export.
5207 (store_expr): Setting and evaluating dont_return_target is useless.
5208 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5209 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5210 * except.c (expand_resx_expr): Rename to ...
5211 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5212 * except.h (expand_resx_stmt): Declare.
5213 * stmt.c: Add include gimple.h
5214 (expand_asm_expr): Rename to ...
5215 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5216 (expand_case): Rewrite to take gimple statement.
5217 * tree.h (expand_asm_stmt): Declare.
5218 (expand_case): Change prototype.
5219 * Makefile.in (stmt.o): Depend on gimple.h.
5220 * builtins.c (expand_builtin_synchronize): Build gimple asm
5221 statement, not an ASM_EXPR.
5222 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5223 gimple_to_tree, release_stmt_tree): Remove.
5224 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5225 ggc_free, but hold comparison code and operands separately.
5226 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5227 (expand_call_stmt, expand_gimple_stmt_1,
5228 expand_gimple_stmt): New helpers.
5229 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5230 release_stmt_tree. Call expand_gimple_stmt instead.
5231 (expand_gimple_basic_block): Ditto.
5233 * calls.c (emit_call_1): Don't look at EH regions here, make
5234 fntree parameter useless.
5235 (expand_call): New local rettype for TREE_TYPE(exp), use it
5236 throughout. Remove local p, use addr instead.
5237 Don't look at EH regions here.
5239 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5241 * doc/invoke.texi (-fsched-pressure): Document it.
5242 (-fsched-reg-pressure-heuristic): Remove it.
5244 * reload.c (ira.h): Include.
5245 (find_reloads): Add choosing reload on number of small spilled
5248 * haifa-sched.c (ira.h): Include.
5249 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5250 saved_reg_pressure, curr_reg_live, saved_reg_live,
5251 region_ref_regs): New variables.
5252 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5253 initiate_reg_pressure_info, setup_ref_regs,
5254 initiate_bb_reg_pressure_info, save_reg_pressure,
5255 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5257 (setup_insn_reg_pressure_info): New function.
5258 (rank_for_schedule): Add pressure checking and insn issue time.
5259 Remove comparison of insn reg weights.
5260 (ready_sort): Set insn reg pressure info.
5261 (update_register_pressure, setup_insn_max_reg_pressure,
5262 update_reg_and_insn_max_reg_pressure,
5263 sched_setup_bb_reg_pressure_info): New functions.
5264 (schedule_insn): Add code for printing and updating reg pressure info.
5265 (find_set_reg_weight, find_insn_reg_weight): Remove.
5266 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5267 (debug_ready_list): Print reg pressure info.
5268 (schedule_block): Ditto. Check insn issue time.
5269 (sched_init): Set up sched_pressure_p. Allocate and set up some
5270 reg pressure related info.
5271 (sched_finish): Free some reg pressure related info.
5272 (fix_tick_ready): Make insn always ready if pressure_p.
5273 (init_h_i_d): Don't call find_insn_reg_weight.
5274 (haifa_finish_h_i_d): Free insn reg pressure info.
5276 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5277 ira_memory_move_cost, ira_class_hard_regs,
5278 ira_class_hard_regs_num, ira_no_alloc_regs,
5279 ira_available_class_regs, ira_reg_class_cover_size,
5280 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5282 * ira-lives.c (single_reg_class): Check mode to find how many
5283 registers are necessary for operand.
5284 (ira_implicitly_set_insn_hard_regs): New.
5286 * common.opt (fsched-pressure): New options.
5287 (fsched-reg-pressure-heuristic): Remove.
5289 * ira.c (setup_eliminable_regset): Rename to
5290 ira_setup_eliminable_regset. Make it external.
5291 (expand_reg_info): Pass cover class to setup_reg_classes.
5292 (ira): Call resize_reg_info instead of allocate_reg_info.
5294 * sched-deps.c: Include ira.h.
5295 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5296 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5297 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5298 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5299 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5300 mark_insn_reg_store, mark_insn_reg_clobber,
5301 setup_insn_reg_pressure_info): New.
5302 (sched_analyze_1): Update implicit_reg_pending_uses.
5303 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5304 Use them to create dependencies. Set insn reg uses and pressure
5305 info. Process reg_pending_uses in one place.
5306 (free_deps): Free implicit sets.
5307 (remove_from_deps): Remove implicit sets if necessary. Check
5308 implicit sets when clearing reg_last_in_use.
5309 (init_deps_global): Clear implicit_reg_pending_clobbers and
5310 implicit_reg_pending_uses.
5312 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5313 ira_memory_move_cost, ira_class_hard_regs,
5314 ira_class_hard_regs_num, ira_no_alloc_regs,
5315 ira_available_class_regs, ira_reg_class_cover_size,
5316 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5317 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5318 ira_implicitly_set_insn_hard_regs): New prototypes.
5320 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5321 cost_elements_num): New variables.
5322 (allocno_costs, total_costs): Rename to costs and
5323 total_allocno_costs.
5324 (COSTS_OF_ALLOCNO): Rename to COSTS.
5325 (allocno_pref): Rename to pref.
5326 (allocno_pref_buffer): Rename to pref_buffer.
5327 (common_classes): Rename to regno_cover_class.
5329 (record_reg_classes): Set allocno attributes only if allocno_p.
5330 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5331 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5332 and COSTS_OF_ALLOCNO.
5333 (print_costs): Rename to print_allocno_costs.
5334 (print_pseudo_costs): New.
5335 (process_bb_node_for_costs): Split into 2 functions with new
5336 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5337 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5338 new parameter dump_file. Use cost_elements_num instead of
5339 ira_allocnos_num. Make one iteration if preferred classes were
5340 already calculated for scheduler. Make 2 versions of code
5341 depending on allocno_p.
5342 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5343 regno_cover_class and COSTS instead of common_classes and
5345 (init_costs, finish_costs): New.
5346 (ira_costs): Set up allocno_p and cost_elements_num. Call
5347 init_costs and finish_costs.
5348 (ira_set_pseudo_classes): New.
5350 * rtl.h (allocate_reg_info): Remove.
5351 (resize_reg_info): Change return type.
5352 (reg_cover_class): New.
5353 (setup_reg_classes): Add new parameter.
5355 * sched-int.h (struct deps_reg): New member implicit_sets.
5356 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5357 (INCREASE_BITS): New macro.
5358 (struct reg_pressure_data, struct reg_use_data): New.
5359 (struct _haifa_insn_data): Remove reg_weight. Add members
5360 reg_pressure, reg_use_list, reg_set_list, and
5361 reg_pressure_excess_cost_change.
5362 (struct deps): New member implicit_sets.
5363 (pressure_p): New variable.
5364 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5365 (struct reg_pressure_data, struct reg_use_data): New.
5366 (INSN_REG_WEIGHT): Remove.
5367 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5368 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5369 (sched_init_region_reg_pressure_info,
5370 sched_setup_bb_reg_pressure_info): New prototypes.
5372 * reginfo.c (struct reg_pref): New member coverclass.
5373 (reg_cover_class): New function.
5374 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5375 (reg_info_size): New variable.
5376 (allocate_reg_info): Make static. Setup reg_info_size.
5377 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5378 (setup_reg_classes): Add a new parameter. Setup cover class too.
5380 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5383 * sched-rgn.c (deps_join): Set up implicit_sets.
5384 (schedule_region): Set up region and basic blocks pressure
5387 * passes.c (init_optimization_passes): Move
5388 pass_subregs_of_mode_init before pass_sched.
5390 2009-09-02 Martin Jambor <mjambor@suse.cz>
5392 * tree-sra.c (struct access): New field grp_hint.
5393 (dump_access): Dump grp_hint.
5394 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5396 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5397 those which have been specifically read and somehow written to.
5398 (propagate_subacesses_accross_link): Set grp_hint of right child and
5399 also possibly of the left child.
5401 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5403 * tree-object-size.c (addr_object_size): Always use object_size_type
5404 0 or 2 when determining the pointer pointed object size.
5406 2009-09-02 Richard Guenther <rguenther@suse.de>
5409 2009-08-31 Richard Guenther <rguenther@suse.de>
5411 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5412 to query if the memory regions for memmove overlap.
5413 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5414 asserts on pointers, instead deal with odd trees.
5415 (ptr_derefs_may_alias_p): Likewise.
5416 (refs_may_alias_p_1): Constructor bases also never alias.
5418 2009-08-01 Christian Bruel <christian.bruel@st.com>
5421 2009-07-31 Christian Bruel <christian.bruel@st.com>
5422 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5424 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5426 * doc/invoke.texi (-fvar-tracking-assignments): New.
5427 (-fvar-tracking-assignments-toggle): New.
5428 (-fdump-final-insns=file): Mark filename as optional.
5429 (--param min-nondebug-insn-uid): New.
5430 (-gdwarf-@{version}): Mention version 4.
5431 * opts.c (common_handle_option): Accept it.
5432 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5433 * regrename.c (regrename_optimize): Drop last. Don't count debug
5434 insns as uses. Don't reject change because of debug insn.
5435 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5436 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5437 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5438 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5439 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5440 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5441 * doc/gimple.texi (is_gimple_debug): New.
5442 (gimple_debug_bind_p): New.
5443 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5444 * doc/install.texi (bootstrap-debug): More details.
5445 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5446 (bootstrap-debug-lib): More details.
5447 (bootstrap-debug-ckovw): Update.
5448 (bootstrap-time): New.
5449 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5450 (insert_phi_nodes_for): Insert debug stmts.
5451 (rewrite_stmt): Take iterator. Insert debug stmts.
5452 (rewrite_enter_block): Adjust.
5453 (maybe_replace_use_in_debug_stmt): New.
5454 (rewrite_update_stmt): Use it.
5455 (mark_use_interesting): Return early for debug stmts.
5456 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5457 stmts before replacing stmt.
5458 (move_computations_stmt): Likewise.
5459 * ira-conflicts.c (add_copies): Skip debug insns.
5460 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5461 (regstat_bb_compute_ri): Skip debug insns.
5462 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5463 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5464 check_loop_closed_ssa_stmt): Skip debug stmts.
5465 * tree-tailcall.c (find_tail_calls): Likewise.
5466 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5467 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5468 (build_var_debug_value_stat): Declare.
5469 (build_var_debug_value): Define.
5470 (target_for_debug_bind): Declare.
5471 * reload.c (find_equiv_reg): Skip debug insns.
5472 * rtlanal.c (reg_used_between_p): Skip debug insns.
5473 (side_effects_p): Likewise.
5474 (canonicalize_condition): Likewise.
5475 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5476 insns never depend on debug insns.
5477 (create_ddg_dep_no_link): Likewise.
5478 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5479 Don't add inter-loop dependencies for debug insns.
5480 (build_intra_loop_deps): Likewise.
5481 (create_ddg): Count debug insns.
5482 * ddg.h (struct ddg::num_debug): New.
5483 (num_backargs): Pair up with previous int field.
5484 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5485 -fcompare-debug-second.
5486 * final.c (get_attr_length_1): Skip debug insns.
5487 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5488 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5489 (driver_self_specs): Map -fdump-final-insns to
5490 -fdump-final-insns=..
5491 (get_local_tick): New.
5492 (compare_debug_dump_opt_spec_function): Test for . argument and
5493 compute output name. Compute temp output spec without flag name.
5494 Compute -frandom-seed.
5495 (OPT): Undef after use.
5496 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5497 (average_num_loop_insns): Likewise.
5498 * params.h (MIN_NONDEBUG_INSN_UID): New.
5499 * gimple.def (GIMPLE_DEBUG): New.
5500 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5501 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5502 (merge_in_block): Fix whitespace.
5503 * toplev.c (flag_var_tracking): Update comment.
5504 (flag_var_tracking_assignments): New.
5505 (flag_var_tracking_assignments_toggle): New.
5506 (process_options): Don't open final insns dump file if we're not
5507 going to write to it. Compute defaults for var_tracking.
5508 * df-scan.c (df_insn_rescan_debug_internal): New.
5509 (df_uses_record): Handle debug insns.
5510 * haifa-sched.c (ready): Initialize n_debug.
5511 (contributes_to_priority): Skip debug insns.
5512 (dep_list_size): New.
5514 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5515 they're ready. Disregard previous debug insns to make decisions.
5516 (queue_insn): Never queue debug insns.
5517 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5518 (schedule_insn): Don't reject debug insns because of issue rate.
5519 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5520 (queue_to_ready): Skip and discount debug insns.
5521 (choose_ready): Let debug insns through.
5522 (schedule_block): Check boundary debug insns. Discount debug
5523 insns, schedule them early. Adjust whitespace.
5524 (set_priorities): Check for boundary debug insns.
5525 (add_jump_dependencies): Use dep_list_size.
5526 (prev_non_location_insn): New.
5527 (check_cfg): Use it.
5528 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5530 (remove_unused_ivs): Reset debug stmts.
5531 * modulo-sched.c (const_iteration_count): Skip debug insns.
5532 (res_MII): Discount debug insns.
5533 (loop_single_full_bb_p): Skip debug insns.
5534 (sms_schedule): Likewise.
5535 (sms_schedule_by_order): Likewise.
5536 (ps_has_conflicts): Likewise.
5537 * caller-save.c (refmarker_fn): New.
5538 (save_call_clobbered_regs): Replace regs with saved mem in
5540 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5541 Call refmarker_fn mark for hardregnos.
5542 (mark_reg_as_referenced): New.
5543 (replace_reg_with_saved_mem): New.
5544 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5545 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5547 (cse_extended_basic_block): Skip debug insns.
5548 (count_reg_usage): Likewise.
5549 (is_dead_reg): New, split out of...
5550 (set_live_p): ... here.
5551 (insn_live_p): Use it for debug insns.
5552 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5553 (execute_optimize_stdarg): Likewise.
5554 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5555 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5556 changes in debug stmts as changes.
5557 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5558 (moveup_expr): Don't move across debug insns. Don't move
5559 debug insn if it would create a bookkeeping block.
5560 (moveup_expr_cached): Don't use cache for debug insns that
5561 are heads of blocks.
5562 (compute_av_set_inside_bb): Skip debug insns.
5563 (sel_rank_for_schedule): Schedule debug insns first. Remove
5565 (block_valid_for_bookkeeping_p); Support lax searches.
5566 (create_block_for_bookkeeping): Adjust block numbers when
5567 encountering debug-only blocks.
5568 (find_place_for_bookkeeping): Deal with debug-only blocks.
5569 (generate_bookkeeping_insn): Accept no place to insert.
5570 (remove_temp_moveop_nops): New argument full_tidying.
5571 (prepare_place_to_insert): Deal with debug insns.
5572 (advance_state_on_fence): Debug insns don't start cycles.
5573 (update_boundaries): Take fence as argument. Deal with
5575 (schedule_expr_on_boundary): No full_tidying on debug insns.
5576 (fill_insns): Deal with debug insns.
5577 (track_scheduled_insns_and_blocks): Don't count debug insns.
5578 (need_nop_to_preserve_insn_bb): New, split out of...
5579 (remove_insn_from_stream): ... this.
5580 (fur_orig_expr_not_found): Skip debug insns.
5581 * rtl.def (VALUE): Move up.
5583 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5584 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5585 Set it if debug stmts are found.
5586 (statement_sink_location): Skip debug stmts. Propagate
5587 moving defs into debug stmts.
5588 * ifcvt.c (first_active_insn): Skip debug insns.
5589 (last_active_insns): Likewise.
5590 (cond_exec_process_insns): Likewise.
5591 (noce_process_if_block): Likewise.
5592 (check_cond_move_block): Likewise.
5593 (cond_move_convert_if_block): Likewise.
5594 (block_jumps_and_fallthru_p): Likewise.
5595 (dead_or_predicable): Likewise.
5596 * dwarf2out.c (debug_str_hash_forced): New.
5597 (find_AT_string): Add comment.
5598 (gen_label_for_indirect_string): New.
5599 (get_debug_string_label): New.
5600 (AT_string_form): Use it.
5601 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5602 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5603 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5604 several operations that cannot be represented with DWARF opcodes.
5605 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5606 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5607 (dwarf2out_var_location): Take during-call mark into account.
5608 (output_indirect_string): Update comment. Output if there are
5609 label and references.
5610 (prune_indirect_string): New.
5611 (prune_unused_types): Call it if debug_str_hash_forced.
5612 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5613 (dw_long_long_const): Remove.
5614 (struct dw_val_struct): Change val_long_long type to rtx.
5615 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5616 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5617 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5618 component instead of HOST_BITS_PER_LONG.
5619 (output_loc_operands): Likewise. For const8* assert
5620 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5621 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5622 rather than HOST_BITS_PER_LONG is >= 64.
5623 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5625 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5626 HOST_BITS_PER_LONG for dw_val_class_long_long.
5627 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5628 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5629 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5631 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5632 Handle DW_OP_implicit_value.
5633 (extract_int): Move prototype earlier.
5634 (mem_loc_descriptor): For SUBREG punt if inner
5635 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5636 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5637 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5638 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5639 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5640 instead of Pmode size.
5641 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5642 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5643 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5644 (concat_loc_descriptor, concatn_loc_descriptor,
5645 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5646 (add_location_or_const_value_attribute): Likewise. For single
5647 location loc_lists attempt to use add_const_value_attribute
5648 for constant decls. Add DW_AT_const_value even if
5649 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5651 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5652 (control_flow_insn_p): Likewise.
5653 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5654 (separate_decls_in_region_debug_bind): New.
5655 (separate_decls_in_region): Process debug bind stmts afterwards.
5656 * recog.c (verify_changes): Handle debug insns.
5657 (extract_insn): Likewise.
5658 (peephole2_optimize): Skip debug insns.
5659 * dse.c (scan_insn): Skip debug insns.
5660 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5662 (setup_id_for_insn): Handle debug insns.
5663 (maybe_tidy_empty_bb): Adjust whitespace.
5664 (tidy_control_flow): Skip debug insns.
5665 (sel_remove_insn): Adjust for debug insns.
5666 (sel_estimate_number_of_insns): Skip debug insns.
5667 (create_insn_rtx_from_pattern): Handle debug insns.
5668 (create_copy_of_insn_rtx): Likewise.
5669 * sel-sched-.h (sel_bb_end): Declare.
5670 (sel_bb_empty_or_nop_p): New.
5671 (get_all_loop_exits): Use it.
5672 (_eligible_successor_edge_p): Likewise.
5673 (return_nop_to_pool): Adjust.
5674 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5675 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5676 * gimple-pretty-print.c (dump_gimple_debug): New.
5677 (dump_gimple_stmt): Use it.
5678 (dump_bb_header): Skip gimple debug stmts.
5679 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5680 (fixup_match_2): Likewise.
5681 (regmove_backward_pass): Likewise. Simplify combined
5682 replacement. Handle debug insns.
5683 * function.c (instantiate_virtual_regs): Handle debug insns.
5684 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5685 * print-rtl.h: Include cselib.h.
5686 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5687 * df.h (df_inns_rescan_debug_internal): Declare.
5688 * gcse.c (alloc_hash_table): Estimate n_insns.
5689 (cprop_insn): Don't regard debug insns as changes.
5690 (bypass_conditional_jumps): Skip debug insns.
5691 (one_pre_gcse_pass): Adjust.
5692 (one_code_hoisting_pass): Likewise.
5693 (compute_ld_motion_mems): Skip debug insns.
5694 (one_cprop_pass): Adjust.
5695 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5696 (if_convertible_stmt_p): Handle debug stmts.
5697 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5698 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5699 * ira-build.c (create_bb_allocnos): Skip debug insns.
5700 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5701 (has_single_use): Likewise.
5702 (single_imm_use): Likewise.
5703 (num_imm_uses): Likewise.
5704 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5705 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5706 (create_outofssa_var_map): Likewise.
5707 * lower-subreg.c (adjust_decomposed_uses): New.
5708 (resolve_debug): New.
5709 (decompose_multiword_subregs): Use it.
5710 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5711 * emit-rtl.c: Include params.h.
5712 (cur_debug_insn_uid): Define.
5713 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5714 (copy_rtx_if_shared_1): Handle debug insns.
5715 (reset_used_flags): Likewise.
5716 (set_used_flags): LIkewise.
5717 (get_max_insn_count): New.
5718 (next_nondebug_insn): New.
5719 (prev_nondebug_insn): New.
5720 (make_debug_insn_raw): New.
5721 (emit_insn_before_noloc): Handle debug insns.
5722 (emit_jump_insn_before_noloc): Likewise.
5723 (emit_call_insn_before_noloc): Likewise.
5724 (emit_debug_insn_before_noloc): New.
5725 (emit_insn_after_noloc): Handle debug insns.
5726 (emit_jump_insn_after_noloc): Likewise.
5727 (emit_call_insn_after_noloc): Likewise.
5728 (emit_debug_insn_after_noloc): Likewise.
5729 (emit_insn_after): Take loc from earlier non-debug insn.
5730 (emit_jump_insn_after): Likewise.
5731 (emit_call_insn_after): Likewise.
5732 (emit_debug_insn_after_setloc): New.
5733 (emit_debug_insn_after): New.
5734 (emit_insn_before): Take loc from later non-debug insn.
5735 (emit_jump_insn_before): Likewise.
5736 (emit_call_insn_before): Likewise.
5737 (emit_debug_insn_before_setloc): New.
5738 (emit_debug_insn_before): New.
5739 (emit_insn): Handle debug insns.
5740 (emit_debug_insn): New.
5741 (emit_jump_insn): Handle debug insns.
5742 (emit_call_insn): Likewise.
5744 (init_emit): Take min-nondebug-insn-uid into account.
5745 Initialize cur_debug_insn_uid.
5746 (emit_copy_of_insn_after): Handle debug insns.
5747 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5748 location of single rhs in place.
5749 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5750 (floor_sdiv_adjust): New.
5751 (cell_sdiv_adjust): New.
5752 (cell_udiv_adjust): New.
5753 (round_sdiv_adjust): New.
5754 (round_udiv_adjust): New.
5755 (wrap_constant): Moved from cselib.
5756 (unwrap_constant): New.
5757 (expand_debug_expr): New.
5758 (expand_debug_locations): New.
5759 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5761 (gimple_expand_cfg): Expand debug locations.
5762 * cselib.c: Include tree-pass.h.
5763 (struct expand_value_data): New.
5764 (cselib_record_sets_hook): New.
5765 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5766 (cselib_clear_table): Move, and implemnet in terms of...
5767 (cselib_reset_table_with_next_value): ... this.
5768 (cselib_get_next_unknown_value): New.
5769 (discard_useless_locs): Don't discard preserved values.
5770 (cselib_preserve_value): New.
5771 (cselib_preserved_value_p): New.
5772 (cselib_preserve_definitely): New.
5773 (cselib_clear_preserve): New.
5774 (cselib_preserve_only_values): New.
5775 (new_cselib_val): Take rtx argument. Dump it in details.
5776 (cselib_lookup_mem): Adjust.
5777 (expand_loc): Take regs_active in struct. Adjust. Silence
5778 dumps unless details are requested.
5779 (cselib_expand_value_rtx_cb): New.
5780 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5781 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5782 without details. Copy more subregs. Try to resolve values
5783 using a callback. Wrap constants.
5784 (cselib_subst_to_values): Adjust.
5785 (cselib_log_lookup): New.
5786 (cselib_lookup): Call it.
5787 (cselib_invalidate_regno): Don't count preserved values as useless.
5788 (cselib_invalidate_mem): Likewise.
5789 (cselib_record_set): Likewise.
5790 (struct set): Renamed to cselib_set, moved to cselib.h.
5791 (cselib_record_sets): Adjust. Call hook.
5792 (cselib_process_insn): Reset table when it would be cleared.
5793 (dump_cselib_val): New.
5794 (dump_cselib_table): New.
5795 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5796 (remove_forwarder_block): Support moving debug stmts.
5797 * cselib.h (cselib_record_sets_hook): Declare.
5798 (cselib_expand_callback): New type.
5799 (cselib_expand_value_rtx_cb): Declare.
5800 (cselib_reset_table_with_next_value): Declare.
5801 (cselib_get_next_unknown_value): Declare.
5802 (cselib_preserve_value): Declare.
5803 (cselib_preserved_value_p): Declare.
5804 (cselib_preserve_only_values): Declare.
5805 (dump_cselib_table): Declare.
5806 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5807 (try_crossjump_to_edge): Likewise.
5808 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5809 dominated blocks when debug stmts are present.
5810 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5811 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5812 (set_var_live_on_entry): Likewise.
5813 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5814 * cfglayout.c (curr_location, last_location): Make static.
5815 (set_curr_insn_source_location): Don't avoid bouncing.
5816 (get_curr_insn_source_location): New.
5817 (get_curr_insn_block): New.
5818 (duplicate_insn_chain): Handle debug insns.
5819 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5821 * common.opt (fcompare-debug): Move to sort order.
5822 (fdump-unnumbered-links): Likewise.
5823 (fvar-tracking-assignments): New.
5824 (fvar-tracking-assignments-toggle): New.
5825 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5826 because of debug stmts.
5827 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5828 (eliminate_unnecessary_stmts): Walk dominated blocks before
5830 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5831 * ira.c (memref_used_between_p): Skip debug insns.
5832 (update_equiv_regs): Likewise.
5833 * sched-deps.c (sd_lists_size): Accept empty list.
5834 (sd_init_insn): Mark debug insns.
5835 (sd_finish_insn): Unmark them.
5836 (sd_add_dep): Reject non-debug deps on debug insns.
5837 (fixup_sched_groups): Give debug insns group treatment.
5839 (sched_analyze_reg): Don't mark debug insns for sched before call.
5840 (sched_analyze_2): Handle debug insns.
5841 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5843 (deps_analyze_insn): Handle debug insns.
5844 (deps_start_bb): Skip debug insns.
5845 (init_deps): Initialize last_debug_insn.
5846 * tree-ssa.c (target_for_debug_bind): New.
5847 (find_released_ssa_name): New.
5848 (propagate_var_def_into_debug_stmts): New.
5849 (propagate_defs_into_debug_stmts): New.
5850 (verify_ssa): Skip debug bind stmts without values.
5851 (warn_uninialized_vars): Skip debug stmts.
5852 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5853 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5854 (rtx_equal_p): Likewise.
5855 * ira-costs.c (scan_one_insn): Skip debug insns.
5856 (process_bb_node_for_hard_reg_moves): Likewise.
5857 * rtl.h (DEBUG_INSN_P): New.
5858 (NONDEBUG_INSN_P): New.
5859 (MAY_HAVE_DEBUG_INSNS): New.
5860 (INSN_P): Accept debug insns.
5861 (RTX_FRAME_RELATED_P): Likewise.
5862 (INSN_DELETED_P): Likewise
5863 (PAT_VAR_LOCATION_DECL): New.
5864 (PAT_VAR_LOCATION_LOC): New.
5865 (PAT_VAR_OCATION_STATUS): New.
5866 (NOTE_VAR_LOCATION_DECL): Reimplement.
5867 (NOTE_VAR_LOCATION_LOC): Likewise.
5868 (NOTE_VAR_LOCATION_STATUS): Likewise.
5869 (INSN_VAR_LOCATION): New.
5870 (INSN_VAR_LOCATION_DECL): New.
5871 (INSN_VAR_LOCATION_LOC): New.
5872 (INSN_VAR_LOCATION_STATUS): New.
5873 (gen_rtx_UNKNOWN_VAR_LOC): New.
5874 (VAR_LOC_UNKNOWN_P): New.
5875 (NOTE_DURING_CALL_P): New.
5876 (SCHED_GROUP_P): Accept debug insns.
5877 (emit_debug_insn_before): Declare.
5878 (emit_debug_insn_before_noloc): Declare.
5879 (emit_debug_insn_beore_setloc): Declare.
5880 (emit_debug_insn_after): Declare.
5881 (emit_debug_insn_after_noloc): Declare.
5882 (emit_debug_insn_after_setloc): Declare.
5883 (emit_debug_insn): Declare.
5884 (make_debug_insn_raw): Declare.
5885 (prev_nondebug_insn): Declare.
5886 (next_nondebug_insn): Declare.
5887 (delegitimize_mem_from_attrs): Declare.
5888 (get_max_insn_count): Declare.
5889 (wrap_constant): Declare.
5890 (unwrap_constant): Declare.
5891 (get_curr_insn_source_location): Declare.
5892 (get_curr_insn_block): Declare.
5893 * tree-inline.c (insert_debug_decl_map): New.
5894 (processing_debug_stmt): New.
5895 (remap_decl): Don't create new mappings in debug stmts.
5896 (remap_gimple_op_r): Don't add references in debug stmts.
5897 (copy_tree_body_r): Likewise.
5898 (remap_gimple_stmt): Handle debug bind stmts.
5899 (copy_bb): Skip debug stmts.
5900 (copy_edges_for_bb): Likewise.
5901 (copy_debug_stmt): New.
5902 (copy_debug_stmts): New.
5903 (copy_body): Copy debug stmts at the end.
5904 (insert_init_debug_bind): New.
5905 (insert_init_stmt): Take id. Skip and emit debug stmts.
5906 (setup_one_parameter): Remap variable earlier, register debug mapping.
5907 (estimate_num_insns): Skip debug stmts.
5908 (expand_call_inline): Preserve debug_map.
5909 (optimize_inline_calls): Check for no debug_stmts left-overs.
5910 (unsave_expr_now): Preserve debug_map.
5911 (copy_gimple_seq_and_replace_locals): Likewise.
5912 (tree_function_versioning): Check for no debug_stmts left-overs.
5913 Init and destroy debug_map as needed. Split edges unconditionally.
5914 (build_duplicate_type): Init and destroy debug_map as needed.
5915 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5916 (struct copy_body_data): Add debug_stmts and debug_map.
5917 * sched-int.h (struct ready_list): Add n_debug.
5918 (struct deps): Add last_debug_insn.
5919 (DEBUG_INSN_SCHED_P): New.
5920 (BOUNDARY_DEBUG_INSN_P): New.
5921 (SCHEDULE_DEBUG_INSN_P): New.
5922 (sd_iterator_cond): Accept empty list.
5923 * combine.c (create_log_links): Skip debug insns.
5924 (combine_instructions): Likewise.
5925 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5926 return value is always unshared.
5927 (struct rtx_subst_pair): New.
5928 (auto_adjust_pair): New.
5929 (propagate_for_debug_subst): New.
5930 (propagate_for_debug): New.
5931 (try_combine): Skip debug insns. Propagate removed defs into
5933 (next_nonnote_nondebug_insn): New.
5934 (distribute_notes): Use it. Skip debug insns.
5935 (distribute_links): Skip debug insns.
5936 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5937 * resource.c (mark_target_live_regs): Likewise.
5938 * var-tracking.c: Include cselib.h and target.h.
5939 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5941 (micro_operation_type_name): New.
5942 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5943 (struct micro_operation_def): Update comments.
5944 (decl_or_value): New type. Use instead of decls.
5945 (struct emit_note_data_def): Add vars.
5946 (struct attrs_def): Use decl_or_value.
5947 (struct variable_tracking_info_def): Add permp, flooded.
5948 (struct location_chain_def): Update comment.
5949 (struct variable_part_def): Use decl_or_value.
5950 (struct variable_def): Make var_part a variable length array.
5952 (scratch_regs): New.
5953 (cselib_hook_called): New.
5954 (dv_is_decl_p): New.
5955 (dv_is_value_p): New.
5958 (dv_as_opaque): New.
5959 (dv_onepart_p): New.
5961 (IS_DECL_CODE): New.
5962 (check_value_is_not_decl): New.
5963 (dv_from_decl): New.
5964 (dv_from_value): New.
5965 (dv_htab_hash): New.
5966 (variable_htab_hash): Use it.
5967 (variable_htab_eq): Support values.
5968 (variable_htab_free): Free from the right pool.
5969 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5970 (attrs_list_union): Adjust.
5971 (attrs_list_mpdv_union): New.
5972 (tie_break_pointers): New.
5973 (canon_value_cmp): New.
5974 (unshare_variable): Return possibly-modified slot.
5975 (vars_copy_1): Adjust.
5976 (var_reg_decl_set): Adjust. Split out of...
5977 (var_reg_set): ... this.
5978 (get_init_value): Adjust.
5979 (var_reg_delete_and_set): Adjust.
5980 (var_reg_delete): Adjust.
5981 (var_regno_delete): Adjust.
5982 (var_mem_decl_set): Split out of...
5983 (var_mem_set): ... this.
5984 (var_mem_delete_and_set): Adjust.
5985 (var_mem_delete): Adjust.
5989 (variable_union): Adjust. Speed up merge of 1-part vars.
5990 (variable_canonicalize): Use unshared slot.
5991 (VALUED_RECURSED_INTO): New.
5992 (find_loc_in_1pdv): New.
5993 (struct dfset_merge): New.
5994 (insert_into_intersection): New.
5995 (intersect_loc_chains): New.
5997 (canonicalize_loc_order_check): New.
5998 (canonicalize_values_mark): New.
5999 (canonicalize_values_star): New.
6000 (variable_merge_over_cur): New.
6001 (variable_merge_over_src): New.
6002 (dataflow_set_merge): New.
6003 (dataflow_set_equiv_regs): New.
6004 (remove_duplicate_values): New.
6005 (struct dfset_post_merge): New.
6006 (variable_post_merge_new_vals): New.
6007 (variable_post_merge_perm_vals): New.
6008 (dataflow_post_merge_adjust): New.
6009 (find_mem_expr_in_1pdv): New.
6010 (dataflow_set_preserve_mem_locs): New.
6011 (dataflow_set_remove_mem_locs): New.
6012 (dataflow_set_clear_at_call): New.
6013 (onepart_variable_different_p): New.
6014 (variable_different_p): Use it.
6015 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6016 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6018 (track_loc_p): Pass it true.
6019 (struct count_use_info): New.
6020 (find_use_val): New.
6021 (replace_expr_with_values): New.
6023 (use_type): New, partially split out of...
6024 (count_uses): ... this. Count new micro-ops.
6025 (count_uses_1): Adjust.
6026 (count_stores): Adjust.
6027 (count_with_sets): New.
6028 (VAL_NEEDS_RESOLUTION): New.
6029 (VAL_HOLDS_TRACK_EXPR): New.
6030 (VAL_EXPR_IS_COPIED): New.
6031 (VAL_EXPR_IS_CLOBBERED): New.
6032 (add_uses): Adjust. Generate new micro-ops.
6033 (add_uses_1): Adjust.
6034 (add_stores): Generate new micro-ops.
6035 (add_with_sets): New.
6036 (find_src_status): Adjust.
6037 (find_src_set_src): Adjust.
6038 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6039 Handle new micro-ops. Canonicalize value equivalances.
6040 (vt_find_locations): Compute total size of hash tables for
6041 dumping. Perform merge for var-tracking-assignments. Don't
6042 disregard single-block loops.
6043 (dump_attrs_list): Handle decl_or_value.
6044 (dump_variable): Take variable. Deal with decl_or_value.
6045 (dump_variable_slot): New.
6046 (dump_vars): Use it.
6047 (dump_dataflow_sets): Adjust.
6048 (set_slot_part): New, extended to support one-part variables
6049 after splitting out of...
6050 (set_variable_part): ... this.
6051 (clobber_slot_part): New, split out of...
6052 (clobber_variable_part): ... this.
6053 (delete_slot_part): New, split out of...
6054 (delete_variable_part): .... this.
6055 (check_wrap_constant): New.
6056 (vt_expand_loc_callback): New.
6057 (vt_expand_loc): New.
6058 (emit_note_insn_var_location): Adjust. Handle values. Handle
6059 EMIT_NOTE_AFTER_CALL_INSN.
6060 (emit_notes_for_differences_1): Adjust. Handle values.
6061 (emit_notes_for_differences_2): Likewise.
6062 (emit_notes_for_differences): Adjust.
6063 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6064 Adjust. Handle new micro-ops.
6065 (vt_add_function_parameters): Adjust. Create and bind values.
6066 (vt_initialize): Adjust. Initialize scratch_regs and
6067 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6068 operations. Move some code to count_with_sets and add_with_sets.
6069 (delete_debug_insns): New.
6070 (vt_debug_insns_local): New.
6071 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6073 (var_tracking_main): If var-tracking-assignments is enabled
6074 but var-tracking isn't, delete debug insns and leave. Likewise
6075 if we exceed limits or fail the stack adjustments tests, and
6076 after all var-tracking processing.
6077 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6078 (dataflow_set): Add traversed_vars.
6079 (value_chain, const_value_chain): New typedefs.
6080 (value_chain_pool, value_chains): New variables.
6081 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6082 add_value_chains, add_cselib_value_chains, remove_value_chain,
6083 remove_value_chains, remove_cselib_value_chains): New functions.
6084 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6085 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6087 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6088 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6089 (dst_can_be_shared): New variable.
6090 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6091 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6092 different from set->vars, look up slot again instead of using the
6094 (dataflow_set_init): Initialize traversed_vars.
6095 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6096 lookup if set->vars is shared. Don't keep slot cleared before
6097 calling unshare_variable. Unshare set->vars if needed. Adjust
6098 unshare_variable callers. Clear dst_can_be_shared if needed.
6099 Even ->refcount == 1 vars must be unshared if set->vars is shared
6100 and var needs to be modified.
6101 (dataflow_set_union): Set traversed_vars during canonicalization.
6102 (VALUE_CHANGED, DECL_CHANGED): Define.
6103 (set_dv_changed, dv_changed_p): New static inlines.
6104 (track_expr_p): Clear DECL_CHANGED.
6105 (dump_dataflow_sets): Set it.
6106 (variable_was_changed): Call set_dv_changed.
6107 (emit_note_insn_var_location): Likewise.
6108 (changed_variables_stack): New variable.
6109 (check_changed_vars_1, check_changed_vars_2): New functions.
6110 (emit_notes_for_changes): Do nothing if changed_variables is
6111 empty. Traverse changed_variables with check_changed_vars_1,
6112 call check_changed_vars_2 on each changed_variables_stack entry.
6113 (emit_notes_in_bb): Add SET argument. Just clear it at the
6114 beginning, use it instead of local &set, don't destroy it at the end.
6115 (vt_emit_notes): Call dataflow_set_clear early on all
6116 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6117 computed set, dataflow_set_clear also VTI(bb)->in when we are
6118 done with the basic block. Initialize changed_variables_stack,
6119 free it afterwards. If ENABLE_CHECKING verify that after noting
6120 differences to an empty set value_chains hash table is empty.
6121 (vt_initialize): Initialize value_chains and value_chain_pool.
6122 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6123 (variable_tracking_main): Call dump_dataflow_sets before calling
6124 vt_emit_notes, not after it.
6125 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6126 (propagate_var_def_into_debug_stmts): Declare.
6127 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6128 (df_set_note): Reject debug insns.
6129 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6130 add notes to debug insns.
6131 (df_note_bb_compute): Adjust. Likewise.
6132 (df_simulate_uses): Skip debug insns.
6133 (df_simulate_initialize_backwards): Likewise.
6134 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6135 (subst_stack_regs_pat): Reject debug insns.
6136 (convert_regs_1): Handle debug insns.
6137 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6138 (print-rtl.o): Depend on cselib.h.
6139 (cselib.o): Depend on TREE_PASS_H.
6140 (var-tracking.o): Depend on cselib.h and TARGET_H.
6141 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6142 (init_ready_list): Skip boundary debug insns.
6143 (add_branch_dependences): Skip debug insns.
6144 (free_block_dependencies): Check for blocks with only debug insns.
6145 (compute_priorities): Likewise.
6146 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6147 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6149 (gimple_build_debug_bind_stat): New.
6150 (empty_body_p): Skip debug stmts.
6151 (gimple_has_side_effects): Likewise.
6152 (gimple_rhs_has_side_effects): Likewise.
6153 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6154 (gimple_build_debug_bind_stat): Declare.
6155 (gimple_build_debug_bind): Define.
6156 (is_gimple_debug): New.
6157 (gimple_debug_bind_p): New.
6158 (gimple_debug_bind_get_var): New.
6159 (gimple_debug_bind_get_value): New.
6160 (gimple_debug_bind_get_value_ptr): New.
6161 (gimple_debug_bind_set_var): New.
6162 (gimple_debug_bind_set_value): New.
6163 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6164 (gimple_debug_bind_reset_value): New.
6165 (gimple_debug_bind_has_value_p): New.
6166 (gsi_next_nondebug): New.
6167 (gsi_prev_nondebug): New.
6168 (gsi_start_nondebug_bb): New.
6169 (gsi_last_nondebug_bb): New.
6170 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6171 (print_insn): Handle DEBUG_INSN.
6172 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6173 of first insn prevail.
6174 (first_stmt): Skip debug stmts.
6175 (first_non_label_stmt): Likewise.
6176 (last_stmt): Likewise.
6177 (has_zero_uses_1): New.
6178 (single_imm_use_1): New.
6179 (verify_gimple_debug): New.
6180 (verify_types_in_gimple_stmt): Handle debug stmts.
6181 (verify_stmt): Likewise.
6182 (debug_loop_num): Skip debug stmts.
6183 (remove_edge_and_dominated_blocks): Remove dominators last.
6184 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6185 (linearize_expr): Likewise.
6186 * config/i386/i386.c (ix86_delegitimize_address): Call
6187 default implementation.
6188 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6189 (group_barrier_needed): Skip debug insns.
6190 (emit_insn_group_barriers): Likewise.
6191 (emit_all_insn_group_barriers): Likewise.
6192 (ia64_variable_issue): Handle debug insns.
6193 (ia64_dfa_new_cycle): Likewise.
6194 (final_emit_insn_group_barriers): Skip debug insns.
6195 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6196 def cfa without frame.
6197 (process_set): Likewise.
6198 (process_for_unwind_directive): Pass frame on.
6199 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6200 (rs6000_delegitimize_address): New.
6201 (rs6000_debug_adjust_cost): Handle debug insns.
6202 (is_microcoded_insn): Likewise.
6203 (is_cracked_insn): Likewise.
6204 (is_nonpipeline_insn): Likewise.
6205 (insn_must_be_first_in_group): Likewise.
6206 (insn_must_be_last_in_group): Likewise.
6207 (force_new_group): Likewise.
6208 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6209 contains only debug insns.
6210 (rtl_merge_blocks): Skip debug insns.
6211 (purge_dead_edges): Likewise.
6212 (rtl_block_ends_with_call_p): Skip debug insns.
6213 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6214 (mark_reg_dependencies): Skip debug insns.
6215 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6216 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6217 * tree-ssa-threadedge.c
6218 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6219 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6220 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6221 (copyprop_hardreg_forward_1): Handle debug insns.
6222 * reload1.c (reload): Skip debug insns. Replace unassigned
6223 pseudos in debug insns with their equivalences.
6224 (eliminate_regs_in_insn): Skip debug insns.
6225 (emit_input_reload_insns): Skip debug insns at first, adjust
6227 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6228 (get_indirect_ref_operands): Pass opf_no_vops on.
6229 (get_expr_operands): Likewise. Skip debug stmts.
6230 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6232 2009-09-01 Richard Henderson <rth@redhat.com>
6234 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6235 stmt_ends_pp_p statements at least once.
6236 * tree-vrp.c (vrp_initialize): Likewise.
6237 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6239 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6242 Fix AIX bootstrap after PR debug/30161
6243 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6244 that is a GNU extension.
6245 (tmpl_value_parm_die_table): Move the definition of this global
6246 outside #ifdef DWARF2_DEBUGGING_INFO region.
6248 2009-09-01 Richard Guenther <rguenther@suse.de>
6250 * tree.c (tree_expr_size): New function.
6251 * tree.h (tree_expr_size): Declare.
6252 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6253 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6254 * langhooks.c (lhd_expr_size): Remove.
6255 * langhooks.h (struct lang_hooks): Remove expr_size.
6256 * explow.c (expr_size): Use tree_expr_size.
6257 (int_expr_size): Likewise.
6258 * langhooks-def.h (lhd_expr_size): Remove.
6259 (LANG_HOOKS_EXPR_SIZE): Likewise.
6260 (LANG_HOOKS_INITIALIZER): Adjust.
6262 2009-09-01 Richard Guenther <rguenther@suse.de>
6264 * tree-flow.h (mark_addressable): Move declaration ...
6265 * tree.h (mark_addressable): ... here.
6266 * stmt.c (expand_asm_operands): Use mark_addressable, not
6267 lang_hooks.mark_addressable.
6268 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6269 LANG_HOOKS_MARK_ADDRESSABLE.
6270 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6271 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6273 2009-08-31 Chris Demetriou <cgd@google.com>
6275 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6276 vectorize if not TARGET_SSE2.
6278 2009-08-31 DJ Delorie <dj@redhat.com>
6280 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6281 registers if no coprocessor is enabled.
6283 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6286 * cgraph.h (cgraph_get_node): Declare ...
6287 * cgraph.c (cgraph_get_node): ... new function.
6288 * dwarf2out.c (gen_generic_params_dies,
6289 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6290 make_ith_pack_parameter_name,
6291 append_entry_to_tmpl_value_parm_die_table,
6292 gen_remaining_tmpl_value_param_die_attribute): New functions.
6293 (gen_subprogram_die): Generate debug info for template parameters
6294 if debug info level is higher than DINFO_LEVEL_TERSE.
6295 Use tree_add_const_value_attribute_for_decl instead of
6296 tree_add_const_value_attribute.
6297 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6298 instead of tree_add_const_value_attribute.
6299 (gen_struct_or_union_type_die): Generate debug
6300 info for template parameters if debug info level is higher than
6302 (tree_add_const_value_attribute): Handle integral and pointer
6303 constants. Update comment.
6304 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6305 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6306 (reference_to_unused): Fix thinko. Remove redundant predicates from
6308 (tree_add_const_value_attribute): Make this work for constant
6310 tree_add_const_value_attribute_for_decl is to be used for variable
6312 (add_location_or_const_value_attribute): Use
6313 tree_add_const_value_attribute_for_decl now.
6314 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6315 DW_TAG_template_value_param DIEs after function DIEs have been
6317 * langhooks.h (lang_hooks_for_types): Add
6318 get_argument_pack_elems.
6319 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6320 (lang_hooks): Added get_innermost_generic_parms,
6321 get_innermost_generic_args.
6322 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6323 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6324 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6325 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6327 2009-08-31 DJ Delorie <dj@redhat.com>
6329 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6330 it once we start generating the prologue or epilogue.
6331 (mep_call_saves_register): If the frame is locked, re-use
6333 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6334 (mep_expand_prologue): Call it.
6335 (mep_expand_epilogue): Likewise.
6336 (mep_start_function): Use the same logic as mep_expand_prologue.
6337 (mep_pass_by_reference): Make logic more readable.
6338 (mep_return_in_memory): Zero-sized objects are passed in memory.
6339 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6341 2009-08-31 Richard Guenther <rguenther@suse.de>
6343 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6344 to query if the memory regions for memmove overlap.
6345 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6346 asserts on pointers, instead deal with odd trees.
6347 (ptr_derefs_may_alias_p): Likewise.
6348 (refs_may_alias_p_1): Constructor bases also never alias.
6350 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6352 * doc/install.texi (Final install): Adjust reference on where to
6353 order printed manuals.
6355 2009-08-30 Olivier Hainque <hainque@adacore.com>
6357 * dwarf2out.c (switch_to_frame_table_section): Move
6358 definition prior to first use.
6360 2009-08-30 Richard Guenther <rguenther@suse.de>
6362 PR tree-optimization/41186
6363 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6364 (ao_ref_init_from_ptr_and_size): New function.
6365 (ref_maybe_used_by_call_p_1): Be more precise tracking
6366 used ranges for builtin functions.
6367 (ref_maybe_used_by_call_p): Adjust.
6368 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6369 ranges for builtin functions.
6370 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6372 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6375 * fwprop.c (get_reg_use_in): Delete.
6376 (free_load_extend): New function.
6377 (forward_propagate_subreg): Use it.
6379 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6381 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6383 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6386 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6389 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6391 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6392 fini or fini_array section.
6394 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6396 * graphite-dependences.c (graphite_legal_transform_bb): Call
6397 pbb_remove_duplicate_pdrs.
6398 * graphite-poly.c (can_collapse_pdr): Removed.
6399 (pdr_find_duplicate): Removed.
6400 (can_collapse_pdrs): New.
6401 (pbb_remove_duplicate_pdrs): New.
6402 (new_poly_dr): Do not look for duplicates.
6403 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6404 (PBB_PDR_DUPLICATES_REMOVED): New.
6405 (pbb_remove_duplicate_pdrs): Declared.
6407 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6409 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6410 the strides by multiplying by PDR_NB_REFS.
6411 * graphite-poly.c (can_collapse_pdr): New.
6412 (pdr_find_duplicate): New.
6413 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6414 Initialize PDR_NB_REFS.
6415 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6417 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6419 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6422 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6425 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6427 * graphite-dependences.c (pddr_original_scattering): Return NULL
6428 for read-read dependence relations.
6429 * graphite-poly.h (enum poly_dr_type): Fix comment.
6432 (pdr_may_write_p): New.
6434 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6436 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6437 (struct poly_dr): Same.
6438 (new_poly_dr): Same.
6439 * graphite-poly.c (new_poly_dr): Same.
6440 * graphite-dependences.c (dot_deps): Disable call to system.
6442 2009-08-28 Cary Coutant <ccoutant@google.com>
6445 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6446 struct/union/enum types local to a function.
6448 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6449 Sebastian Pop <sebastian.pop@amd.com>
6451 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6452 pbb_strip_mine_time_depth. Changed the implementation so that
6453 transformation is expressed as a transformation on
6454 time (scatttering) dimensions. Also, ensures that the 2d+1
6455 scheduling format is preserved.
6456 (pbb_strip_mine_profitable_p): Profitability is based on the
6457 iteration number of a given time (scattering) dimension,
6458 and not on a original loop depth dimension.
6459 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6460 (pbb_do_strip_mine): Call psct_dynamic_dim.
6461 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6462 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6463 (pbb_nb_dynamic_scattering_transform): New.
6464 (psct_dynamic_dim): New.
6466 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6468 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6469 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6470 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6471 * graphite-interchange.c (build_linearized_memory_access): Same.
6472 (memory_stride_in_loop): Same.
6474 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6476 * graphite-dependences.c (pddr_original_scattering): New.
6477 (graphite_legal_transform_dr): Call pddr_original_scattering.
6480 * graphite-dependences.h (dot_deps): Declared.
6481 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6482 (print_pdr): Print PDR_ID.
6483 * graphite-poly.h (struct poly_dr): Add field id.
6486 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6488 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6490 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6491 not delete the original dependence relation.
6493 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6495 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6496 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6497 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6498 (free_poly_ddr): New.
6499 (pddr_is_empty): New.
6500 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6501 (dependence_polyhedron): Same. Remove useless gcc_assert.
6503 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6504 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6505 * graphite-dependences.h (enum poly_dependence_kind): New.
6506 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6507 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6508 (PDRP_SINK): Renamed PDDR_SINK.
6509 (PDRP_DDP): Renamed PDDR_DDP.
6511 (free_poly_ddr): Declared.
6512 * graphite-poly.c (new_scop): Use the new hash function names.
6513 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6514 into original_pddrs.
6515 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6517 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6519 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6520 bounds with LT_EXPR to make niter analysis more precise on code
6521 generated by Graphite.
6523 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6525 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6526 (graphite_legal_transform_bb): Same.
6527 (poly_drs_may_alias_p): Same.
6529 2009-08-28 Richard Guenther <rguenther@suse.de>
6531 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6533 2009-08-28 Jan Beulich <jbeulich@novell.com>
6535 * config/i386/netware.c: Include langhooks.h.
6536 (i386_nlm_encode_section_info): Simplify.
6537 (netware_override_options): Delete.
6538 * config/i386/netware.h (netware_override_options): Delete
6540 (OVERRIDE_OPTIONS): Delete definition.
6541 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6542 (ASM_COMMENT_START): Define.
6543 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6545 2009-08-28 Jan Beulich <jbeulich@novell.com>
6547 * configure.ac: For in-tree ld, do a plain version check to
6548 determine whether comdat groups are supported.
6549 * configure: Regenerate.
6551 2009-08-28 Olivier Hainque <hainque@adacore.com>
6553 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6554 always defined. Reflect definition or absence of such for
6555 COLLECT_EXPORT_LIST. Readability helper.
6556 (scanfilter): New enum, to help control what symbols
6557 are to be considered or ignored by scan_prog_file.
6558 (enum pass): Rename as "scanpass", moved together with scanfilter
6559 prior to scan_prog_file's prototype.
6560 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6561 Group prototype with the scanpass/scanfilter definitions, factorize
6562 head comments for the several implementations at the prototype.
6563 (main): Reorganize the first pass link control to let AIX
6564 drag only the needed frame tables in executables. Prevent
6565 frame tables collection during the scan aimed at static ctors.
6566 Pre-link and scan for frame tables later to compensate.
6567 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6568 A C statement to issue assembly directives that create a reference
6569 to the given DWARF table identifier label from the current function
6571 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6572 to differentiate first time section entry. Only emit a .data
6573 tables start identifier label the first time around.
6574 (switch_to_frame_table_section): New function. Helper for
6575 output_call_frame_info to switch possibly BACK into the eh_frame
6576 or the debug_frame section depending on FOR_EH.
6577 (output_call_frame_info): Use helper to first enter the proper
6579 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6580 emit a link to the frame table start label from each function
6582 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6583 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6584 * config/rs6000/rs6000-protos.h: Declare it.
6585 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6587 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6589 * config/sh/sh.c (split_branches): Check the result of
6592 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6594 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6595 using -pthread -fopenmp
6597 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6599 * doc/service.texi (service directory): Update URL.
6601 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6603 PR rtl-optimization/40861
6604 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6605 extract word from a multi-word subreg for negative byte positions.
6607 2009-08-27 Tristan Gingold <gingold@adacore.com>
6608 Douglas B Rupp <rupp@gnat.com>
6610 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6611 (SECTION_VMS_OVERLAY): Define.
6612 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6614 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6616 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6617 common_object declarations.
6618 (ia64_section_type_flags): Set section flag for common_object.
6619 * config/ia64/ia64-protos.h
6620 (ia64_vms_output_aligned_decl_common): Declare.
6621 (ia64_vms_elf_asm_named_section): Declare.
6623 2009-08-27 Michael Matz <matz@suse.de>
6625 * expr.c (expand_expr_real_2): New function taking exploded
6626 unary or binary expression, split out from ...
6627 (expand_expr_real_1): ... here. Move over all unary/binary
6628 switch parts to above function, in particular these codes:
6629 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6630 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6631 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6632 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6633 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6634 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6635 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6636 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6637 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6638 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6639 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6640 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6641 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6642 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6643 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6644 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6645 VEC_PACK_FIX_TRUNC_EXPR.
6646 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6649 2009-08-27 Richard Guenther <rguenther@suse.de>
6651 * gengtype.c (main): Handle uint64_t.
6652 * ipa-utils.c (get_base_var): Indent properly.
6653 * tree-ssa-live.c (debug_scope_block): New function.
6654 * tree-flow.h (debug_scope_block): Declare.
6655 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6656 * basic-block.h (enum profile_status): Rename to
6657 enum profile_status_d.
6658 (x_profile_status): Adjust type.
6660 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6663 * dwarf2out.c (get_context_die): Declare this static function.
6664 (gen_type_die_with_usage): Make sure a DIE is a generated for
6665 the context of a typedef.
6667 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6669 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6672 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6674 * config/mips/mips-protos.h (mips_output_sync): Declare.
6675 (mips_sync_loop_insns): Likewise.
6676 (mips_output_sync_loop): Replace first two parameters with an rtx.
6677 * config/mips/mips.c (mips_multi_member): New structure.
6678 (mips_multi_members): New variable.
6679 (mips_multi_start): New function.
6680 (mips_multi_add): Likewise.
6681 (mips_multi_add_insn): Likewise.
6682 (mips_multi_add_label): Likewise.
6683 (mips_multi_last_index): Likewise.
6684 (mips_multi_copy_insn): Likewise.
6685 (mips_multi_set_operand): Likewise.
6686 (mips_multi_write): Likewise.
6687 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6688 (mips_init_print_operand_punct): Update accordingly.
6689 (mips_start_ll_sc_sync_block): New function.
6690 (mips_end_ll_sc_sync_block): Likewise.
6691 (mips_output_sync): Likewise.
6692 (mips_sync_insn1_template): Likewise.
6693 (mips_sync_insn2_template): Likewise.
6694 (mips_get_sync_operand): Likewise.
6695 (mips_process_sync_loop): Likewise.
6696 (mips_output_sync_loop): Use mips_process_sync_loop.
6697 (mips_sync_loop_insns): New function.
6698 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6699 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6700 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6701 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6702 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6703 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6704 (MIPS_SYNC_OLD_OP_12): Likewise.
6705 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6706 (MIPS_SYNC_NEW_OP_12): Likewise.
6707 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6708 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6709 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6710 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6711 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6712 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6713 * config/mips/mips.md (sync_mem): New attribute.
6714 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6715 (sync_exclusive_mask, sync_required_oldval): Likewise.
6716 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6717 (sync_release_barrier): Likewise.
6718 (length): Handle sync loops.
6719 (sync): Use mips_output_sync.
6720 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6721 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6722 and use mips_output_sync_loop.
6723 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6724 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6725 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6726 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6727 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6728 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6729 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6730 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6731 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6733 2009-08-26 Richard Guenther <rguenther@suse.de>
6736 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6737 the types to not match.
6738 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6740 * tree-ssa.c (useless_type_conversion_p): Conversions to
6741 pointers to unprototyped functions are useless.
6743 2009-08-26 Richard Guenther <rguenther@suse.de>
6745 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6746 whole-program condition, prepare to be called for non-globals.
6747 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6748 params build a representative with known type and track its fields.
6750 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6752 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6753 clearing by a taken branch.
6754 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6755 effectively after bbro pass.
6756 (sync_nand<mode>): Ditto.
6757 (sync_old_<fetchop_name><mode>): Ditto.
6758 (sync_old_nand<mode>): Ditto.
6759 (sync_new_<fetchop_name><mode>): Dito.
6760 (sync_new_nand<mode>): Ditto.
6761 (sync_compare_and_swap<mode>_1): Ditto.
6762 (*sync_compare_and_swap<mode>): Ditto.
6763 (sync_lock_test_and_set<mode>_1): Ditto.
6764 ("sync_lock_test_and_set<mode>): Ditto.
6766 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6768 * hwint.h (HOST_LONG_FORMAT): New macro
6769 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6770 Use HOST_PTR_PRINTF.
6771 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6772 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6773 (HOST_PTR_PRINTF): Document.
6775 2009-08-25 Jan Hubicka <jh@suse.cz>
6777 * config/i386/bmmintrin.h: Replace by #error.
6780 Michael Meissner <michael.meissner@amd.com>
6781 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6782 Tony Linthicum <tony.linthicum@amd.com>
6784 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6785 (TARGET_ROUND): New macro for the round/ptest instructions which
6786 are shared between SSE4.1 and SSE5.
6787 (OPTION_MASK_ISA_ROUND): Ditto.
6788 (OPTION_ISA_ROUND): Ditto.
6789 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6790 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6792 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6793 (-mfused-madd): New switch to give users control over whether the
6794 compiler optimizes to use the multiply/add SSE5 instructions.
6796 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6797 (ix86_handle_option): Turn off 3dnow if -msse5.
6798 (override_options): Add SSE5 support.
6799 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6801 (ix86_expand_sse_movcc): Add SSE5 support.
6802 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6803 vector type to the next largest size.
6804 (ix86_expand_sse5_pack): New function to use pperm to pack a
6805 vector type to the next smallest size.
6806 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6807 (IX86_BUILTIN_FMADDSD): Ditto.
6808 (IX86_BUILTIN_FMADDPS): Ditto.
6809 (IX86_BUILTIN_FMADDPD): Ditto.
6810 (IX86_BUILTIN_FMSUBSS): Ditto.
6811 (IX86_BUILTIN_FMSUBSD): Ditto.
6812 (IX86_BUILTIN_FMSUBPS): Ditto.
6813 (IX86_BUILTIN_FMSUBPD): Ditto.
6814 (IX86_BUILTIN_FNMADDSS): Ditto.
6815 (IX86_BUILTIN_FNMADDSD): Ditto.
6816 (IX86_BUILTIN_FNMADDPS): Ditto.
6817 (IX86_BUILTIN_FNMADDPD): Ditto.
6818 (IX86_BUILTIN_FNMSUBSS): Ditto.
6819 (IX86_BUILTIN_FNMSUBSD): Ditto.
6820 (IX86_BUILTIN_FNMSUBPS): Ditto.
6821 (IX86_BUILTIN_FNMSUBPD): Ditto.
6822 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6823 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6824 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6825 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6826 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6827 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6828 (IX86_BUILTIN_PPERM): Ditto.
6829 (IX86_BUILTIN_PERMPS): Ditto.
6830 (IX86_BUILTIN_PERMPD): Ditto.
6831 (IX86_BUILTIN_PMACSSWW): Ditto.
6832 (IX86_BUILTIN_PMACSWW): Ditto.
6833 (IX86_BUILTIN_PMACSSWD): Ditto.
6834 (IX86_BUILTIN_PMACSWD): Ditto.
6835 (IX86_BUILTIN_PMACSSDD): Ditto.
6836 (IX86_BUILTIN_PMACSDD): Ditto.
6837 (IX86_BUILTIN_PMACSSDQL): Ditto.
6838 (IX86_BUILTIN_PMACSSDQH): Ditto.
6839 (IX86_BUILTIN_PMACSDQL): Ditto.
6840 (IX86_BUILTIN_PMACSDQH): Ditto.
6841 (IX86_BUILTIN_PMADCSSWD): Ditto.
6842 (IX86_BUILTIN_PMADCSWD): Ditto.
6843 (IX86_BUILTIN_PHADDBW): Ditto.
6844 (IX86_BUILTIN_PHADDBD): Ditto.
6845 (IX86_BUILTIN_PHADDBQ): Ditto.
6846 (IX86_BUILTIN_PHADDWD): Ditto.
6847 (IX86_BUILTIN_PHADDWQ): Ditto.
6848 (IX86_BUILTIN_PHADDDQ): Ditto.
6849 (IX86_BUILTIN_PHADDUBW): Ditto.
6850 (IX86_BUILTIN_PHADDUBD): Ditto.
6851 (IX86_BUILTIN_PHADDUBQ): Ditto.
6852 (IX86_BUILTIN_PHADDUWD): Ditto.
6853 (IX86_BUILTIN_PHADDUWQ): Ditto.
6854 (IX86_BUILTIN_PHADDUDQ): Ditto.
6855 (IX86_BUILTIN_PHSUBBW): Ditto.
6856 (IX86_BUILTIN_PHSUBWD): Ditto.
6857 (IX86_BUILTIN_PHSUBDQ): Ditto.
6858 (IX86_BUILTIN_PROTB): Ditto.
6859 (IX86_BUILTIN_PROTW): Ditto.
6860 (IX86_BUILTIN_PROTD): Ditto.
6861 (IX86_BUILTIN_PROTQ): Ditto.
6862 (IX86_BUILTIN_PROTB_IMM): Ditto.
6863 (IX86_BUILTIN_PROTW_IMM): Ditto.
6864 (IX86_BUILTIN_PROTD_IMM): Ditto.
6865 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6866 (IX86_BUILTIN_PSHLB): Ditto.
6867 (IX86_BUILTIN_PSHLW): Ditto.
6868 (IX86_BUILTIN_PSHLD): Ditto.
6869 (IX86_BUILTIN_PSHLQ): Ditto.
6870 (IX86_BUILTIN_PSHAB): Ditto.
6871 (IX86_BUILTIN_PSHAW): Ditto.
6872 (IX86_BUILTIN_PSHAD): Ditto.
6873 (IX86_BUILTIN_PSHAQ): Ditto.
6874 (IX86_BUILTIN_FRCZSS): Ditto.
6875 (IX86_BUILTIN_FRCZSD): Ditto.
6876 (IX86_BUILTIN_FRCZPS): Ditto.
6877 (IX86_BUILTIN_FRCZPD): Ditto.
6878 (IX86_BUILTIN_CVTPH2PS): Ditto.
6879 (IX86_BUILTIN_CVTPS2PH): Ditto.
6880 (IX86_BUILTIN_COMEQSS): Ditto.
6881 (IX86_BUILTIN_COMNESS): Ditto.
6882 (IX86_BUILTIN_COMLTSS): Ditto.
6883 (IX86_BUILTIN_COMLESS): Ditto.
6884 (IX86_BUILTIN_COMGTSS): Ditto.
6885 (IX86_BUILTIN_COMGESS): Ditto.
6886 (IX86_BUILTIN_COMUEQSS): Ditto.
6887 (IX86_BUILTIN_COMUNESS): Ditto.
6888 (IX86_BUILTIN_COMULTSS): Ditto.
6889 (IX86_BUILTIN_COMULESS): Ditto.
6890 (IX86_BUILTIN_COMUGTSS): Ditto.
6891 (IX86_BUILTIN_COMUGESS): Ditto.
6892 (IX86_BUILTIN_COMORDSS): Ditto.
6893 (IX86_BUILTIN_COMUNORDSS): Ditto.
6894 (IX86_BUILTIN_COMFALSESS): Ditto.
6895 (IX86_BUILTIN_COMTRUESS): Ditto.
6896 (IX86_BUILTIN_COMEQSD): Ditto.
6897 (IX86_BUILTIN_COMNESD): Ditto.
6898 (IX86_BUILTIN_COMLTSD): Ditto.
6899 (IX86_BUILTIN_COMLESD): Ditto.
6900 (IX86_BUILTIN_COMGTSD): Ditto.
6901 (IX86_BUILTIN_COMGESD): Ditto.
6902 (IX86_BUILTIN_COMUEQSD): Ditto.
6903 (IX86_BUILTIN_COMUNESD): Ditto.
6904 (IX86_BUILTIN_COMULTSD): Ditto.
6905 (IX86_BUILTIN_COMULESD): Ditto.
6906 (IX86_BUILTIN_COMUGTSD): Ditto.
6907 (IX86_BUILTIN_COMUGESD): Ditto.
6908 (IX86_BUILTIN_COMORDSD): Ditto.
6909 (IX86_BUILTIN_COMUNORDSD): Ditto.
6910 (IX86_BUILTIN_COMFALSESD): Ditto.
6911 (IX86_BUILTIN_COMTRUESD): Ditto.
6912 (IX86_BUILTIN_COMEQPS): Ditto.
6913 (IX86_BUILTIN_COMNEPS): Ditto.
6914 (IX86_BUILTIN_COMLTPS): Ditto.
6915 (IX86_BUILTIN_COMLEPS): Ditto.
6916 (IX86_BUILTIN_COMGTPS): Ditto.
6917 (IX86_BUILTIN_COMGEPS): Ditto.
6918 (IX86_BUILTIN_COMUEQPS): Ditto.
6919 (IX86_BUILTIN_COMUNEPS): Ditto.
6920 (IX86_BUILTIN_COMULTPS): Ditto.
6921 (IX86_BUILTIN_COMULEPS): Ditto.
6922 (IX86_BUILTIN_COMUGTPS): Ditto.
6923 (IX86_BUILTIN_COMUGEPS): Ditto.
6924 (IX86_BUILTIN_COMORDPS): Ditto.
6925 (IX86_BUILTIN_COMUNORDPS): Ditto.
6926 (IX86_BUILTIN_COMFALSEPS): Ditto.
6927 (IX86_BUILTIN_COMTRUEPS): Ditto.
6928 (IX86_BUILTIN_COMEQPD): Ditto.
6929 (IX86_BUILTIN_COMNEPD): Ditto.
6930 (IX86_BUILTIN_COMLTPD): Ditto.
6931 (IX86_BUILTIN_COMLEPD): Ditto.
6932 (IX86_BUILTIN_COMGTPD): Ditto.
6933 (IX86_BUILTIN_COMGEPD): Ditto.
6934 (IX86_BUILTIN_COMUEQPD): Ditto.
6935 (IX86_BUILTIN_COMUNEPD): Ditto.
6936 (IX86_BUILTIN_COMULTPD): Ditto.
6937 (IX86_BUILTIN_COMULEPD): Ditto.
6938 (IX86_BUILTIN_COMUGTPD): Ditto.
6939 (IX86_BUILTIN_COMUGEPD): Ditto.
6940 (IX86_BUILTIN_COMORDPD): Ditto.
6941 (IX86_BUILTIN_COMUNORDPD): Ditto.
6942 (IX86_BUILTIN_COMFALSEPD): Ditto.
6943 (IX86_BUILTIN_COMTRUEPD): Ditto.
6944 (IX86_BUILTIN_PCOMEQUB): Ditto.
6945 (IX86_BUILTIN_PCOMNEUB): Ditto.
6946 (IX86_BUILTIN_PCOMLTUB): Ditto.
6947 (IX86_BUILTIN_PCOMLEUB): Ditto.
6948 (IX86_BUILTIN_PCOMGTUB): Ditto.
6949 (IX86_BUILTIN_PCOMGEUB): Ditto.
6950 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6951 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6952 (IX86_BUILTIN_PCOMEQUW): Ditto.
6953 (IX86_BUILTIN_PCOMNEUW): Ditto.
6954 (IX86_BUILTIN_PCOMLTUW): Ditto.
6955 (IX86_BUILTIN_PCOMLEUW): Ditto.
6956 (IX86_BUILTIN_PCOMGTUW): Ditto.
6957 (IX86_BUILTIN_PCOMGEUW): Ditto.
6958 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6959 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6960 (IX86_BUILTIN_PCOMEQUD): Ditto.
6961 (IX86_BUILTIN_PCOMNEUD): Ditto.
6962 (IX86_BUILTIN_PCOMLTUD): Ditto.
6963 (IX86_BUILTIN_PCOMLEUD): Ditto.
6964 (IX86_BUILTIN_PCOMGTUD): Ditto.
6965 (IX86_BUILTIN_PCOMGEUD): Ditto.
6966 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6967 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6968 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6969 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6970 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6971 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6972 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6973 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6974 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6975 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6976 (IX86_BUILTIN_PCOMEQB): Ditto.
6977 (IX86_BUILTIN_PCOMNEB): Ditto.
6978 (IX86_BUILTIN_PCOMLTB): Ditto.
6979 (IX86_BUILTIN_PCOMLEB): Ditto.
6980 (IX86_BUILTIN_PCOMGTB): Ditto.
6981 (IX86_BUILTIN_PCOMGEB): Ditto.
6982 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6983 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6984 (IX86_BUILTIN_PCOMEQW): Ditto.
6985 (IX86_BUILTIN_PCOMNEW): Ditto.
6986 (IX86_BUILTIN_PCOMLTW): Ditto.
6987 (IX86_BUILTIN_PCOMLEW): Ditto.
6988 (IX86_BUILTIN_PCOMGTW): Ditto.
6989 (IX86_BUILTIN_PCOMGEW): Ditto.
6990 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6991 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6992 (IX86_BUILTIN_PCOMEQD): Ditto.
6993 (IX86_BUILTIN_PCOMNED): Ditto.
6994 (IX86_BUILTIN_PCOMLTD): Ditto.
6995 (IX86_BUILTIN_PCOMLED): Ditto.
6996 (IX86_BUILTIN_PCOMGTD): Ditto.
6997 (IX86_BUILTIN_PCOMGED): Ditto.
6998 (IX86_BUILTIN_PCOMFALSED): Ditto.
6999 (IX86_BUILTIN_PCOMTRUED): Ditto.
7000 (IX86_BUILTIN_PCOMEQQ): Ditto.
7001 (IX86_BUILTIN_PCOMNEQ): Ditto.
7002 (IX86_BUILTIN_PCOMLTQ): Ditto.
7003 (IX86_BUILTIN_PCOMLEQ): Ditto.
7004 (IX86_BUILTIN_PCOMGTQ): Ditto.
7005 (IX86_BUILTIN_PCOMGEQ): Ditto.
7006 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7007 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7008 (enum multi_arg_type): New enum for describing the various SSE5
7009 intrinsic argument types.
7010 (bdesc_multi_arg): New table for SSE5 intrinsics.
7011 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7012 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7014 (ix86_expand_builtin): Add SSE5 intrinsic support.
7015 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7016 operand instructions.
7017 (ix86_expand_sse5_multiple_memory): New function to split the
7018 second memory reference from SSE5 instructions.
7019 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7020 (ix86_return_pops_args): Use stdarg_p to determine if the function
7021 has variable arguments.
7022 (ix86_setup_incoming_varargs): Ditto.
7023 (x86_this_parameter): Ditto.
7025 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7027 (ix86_expand_sse5_pack): Ditto.
7028 (ix86_sse5_valid_op_p): Ditto.
7029 (ix86_expand_sse5_multiple_memory): Ditto.
7031 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7032 constant for SSE5 support.
7033 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7034 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7035 (UNSPEC_SSE5_PERMUTE): Ditto.
7036 (UNSPEC_SSE5_ASHIFT): Ditto.
7037 (UNSPEC_SSE5_LSHIFT): Ditto.
7038 (UNSPEC_FRCZ): Ditto.
7039 (UNSPEC_CVTPH2PS): Ditto.
7040 (UNSPEC_CVTPS2PH): Ditto.
7041 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7043 (COM_FALSE_S): Ditto.
7044 (COM_FALSE_P): Ditto.
7045 (COM_TRUE_S): Ditto.
7046 (COM_TRUE_P): Ditto.
7047 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7048 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7050 (memory attribute): Ditto.
7051 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7052 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7053 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7054 (floor<mode>2): Ditto.
7055 (ceil<mode>2): Ditto.
7056 (btrunc<mode>2): Ditto.
7057 (nearbyintdf2): Ditto.
7058 (nearbyintsf2): Ditto.
7059 (sse_setccsf): Disable if SSE5.
7060 (sse_setccdf): Ditto.
7061 (sse5_setcc<mode>): New support for SSE5 conditional move.
7062 (sse5_pcmov_<mode>): Ditto.
7064 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7066 (SSEMODEF2P): Ditto.
7067 (ssemodesuffixf4): New mode attribute for SSE5.
7068 (ssemodesuffixf2s): Ditto.
7069 (ssemodesuffixf2c): Ditto.
7070 (sserotatemax): Ditto.
7071 (ssescalarmode): Ditto.
7072 (sse_maskcmpv4sf3): Disable if SSE5.
7073 (sse_maskcmpv2df3): Ditto.
7074 (sse_vmmaskcmpv4sf3): Ditto.
7075 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7076 (sse5_vmfmadd<mode>4): Ditto.
7077 (sse5_fmsub<mode>4): Ditto.
7078 (sse5_vmfmsub<mode>4): Ditto.
7079 (sse5_fnmadd<mode>4): Ditto.
7080 (sse5_vmfnmadd<mode>4): Ditto.
7081 (sse5_fnmsub<mode>4): Ditto.
7082 (sse5_vmfnmsub<mode>4): Ditto.
7083 (sse5i_fmadd<mode>4): Ditto.
7084 (sse5i_fmsub<mode>4): Ditto.
7085 (sse5i_fnmadd<mode>4): Ditto.
7086 (sse5i_fnmsub<mode>4): Ditto.
7087 (sse5i_vmfmadd<mode>4): Ditto.
7088 (sse5i_vmfmsub<mode>4): Ditto.
7089 (sse5i_vmfnmadd<mode>4): Ditto.
7090 (sse5i_vmfnmsub<mode>4): Ditto.
7091 (mulv16qi3): Add SSE5 support.
7093 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7094 (sse2_mulv4si3): Disable if SSE5.
7095 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7096 (sse4_1_roundps): Ditto.
7097 (sse4_1_roundsd): Ditto.
7098 (sse4_1_roundss): Ditto.
7099 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7101 (sse_maskcmpsf3): Ditto.
7102 (sse_vmmaskcmpv4sf3): Ditto.
7103 (sse2_maskcmpv2df3): Ditto.
7104 (sse2_maskcmpdf3): Ditto.
7105 (sse2_vmmaskcmpv2df3): Ditto.
7106 (sse2_eq<mode>3): Ditto.
7107 (sse2_gt<mode>3): Ditto.
7108 (sse5_pcmov_<mode>): Add SSE5 support.
7109 (vec_unpacku_hi_v16qi): Ditto.
7110 (vec_unpacks_hi_v16qi): Ditto.
7111 (vec_unpacku_lo_v16qi): Ditto.
7112 (vec_unpacks_lo_v16qi): Ditto.
7113 (vec_unpacku_hi_v8hi): Ditto.
7114 (vec_unpacks_hi_v8hi): Ditto.
7115 (vec_unpacku_lo_v8hi): Ditto.
7116 (vec_unpacks_lo_v8hi): Ditto.
7117 (vec_unpacku_hi_v4si): Ditto.
7118 (vec_unpacks_hi_v4si): Ditto.
7119 (vec_unpacku_lo_v4si): Ditto.
7120 (vec_unpacks_lo_v4si): Ditto.
7121 (sse5_pmacsww): New SSE5 intrinsic insn.
7122 (sse5_pmacssww): Ditto.
7123 (sse5_pmacsdd): Ditto.
7124 (sse5_pmacssdd): Ditto.
7125 (sse5_pmacssdql): Ditto.
7126 (sse5_pmacssdqh): Ditto.
7127 (sse5_pmacsdqh): Ditto.
7128 (sse5_pmacsswd): Ditto.
7129 (sse5_pmacswd): Ditto.
7130 (sse5_pmadcsswd): Ditto.
7131 (sse5_pmadcswd): Ditto.
7132 (sse5_pcmov_<move>): Conditional move support on SSE5.
7133 (sse5_phaddbw): New SSE5 intrinsic insn.
7134 (sse5_phaddbd): Ditto.
7135 (sse5_phaddbq): Ditto.
7136 (sse5_phaddwd): Ditto.
7137 (sse5_phaddwq): Ditto.
7138 (sse5_phadddq): Ditto.
7139 (sse5_phaddubw): Ditto.
7140 (sse5_phaddubd): Ditto.
7141 (sse5_phaddubq): Ditto.
7142 (sse5_phadduwd): Ditto.
7143 (sse5_phadduwq): Ditto.
7144 (sse5_phaddudq): Ditto.
7145 (sse5_phsubbw): Ditto.
7146 (sse5_phsubwd): Ditto.
7147 (sse5_phsubdq): Ditto.
7148 (sse5_pperm): Ditto.
7149 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7150 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7151 (sse5_pperm_sign_v8hi_v4si): Ditto.
7152 (sse5_pperm_zero_v8hi_v4si): Ditto.
7153 (sse5_pperm_sign_v4si_v2di): Ditto.
7154 (sse5_pperm_sign_v4si_v2di): Ditto.
7155 (sse5_pperm_pack_v2di_v4si): Ditto.
7156 (sse5_pperm_pack_v4si_v8hi): Ditto.
7157 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7158 (sse5_perm<mode>): New SSE5 intrinsic insn.
7159 (rotl<mode>3): Ditto.
7160 (sse5_rotl<mode>3): Ditto.
7161 (sse5_ashl<mode>3): Ditto.
7162 (sse5_lshl<mode>3): Ditto.
7163 (sse5_frcz<mode>2): Ditto.
7164 (sse5s_frcz<mode>2): Ditto.
7165 (sse5_cvtph2ps): Ditto.
7166 (sse5_cvtps2ph): Ditto.
7167 (sse5_vmmaskcmp<mode>3): Ditto.
7168 (sse5_com_tf<mode>3): Ditto.
7169 (sse5_maskcmp<mode>3): Ditto.
7170 (sse5_maskcmp_uns<mode>3): Ditto.
7171 (sse5_maskcmp_uns2<mode>3): Ditto.
7172 (sse5_pcom_tf<mode>3): Ditto.
7174 * config/i386/predicates.md (sse5_comparison_float_operator):
7175 New predicate to match the comparison operators supported by
7176 the SSE5 com instruction.
7177 (ix86_comparison_int_operator): New predicate to match just the
7178 signed int comparisons.
7179 (ix86_comparison_uns_operator): New predicate to match just the
7180 unsigned int comparisons.
7182 * doc/invoke.texi (-msse5): Add documentation.
7183 (-mfused-madd): Ditto.
7185 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7187 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7189 (x86_64-*-*): Ditto.
7191 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7193 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7194 intrinisics for SSE5.
7196 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7199 * config/i386/mmintrin-common.h: New file, to contain common
7200 instructions between SSE4.1 and SSE5.
7202 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7203 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7204 (gen_regparm_prefix): Ditto.
7206 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7207 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7208 prototype_p to determine if a function is prototyped.
7210 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7212 * c-common.c (c_common_reswords) add the alignof keyword,
7213 with same RID as __alignof and __alignof__
7215 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7217 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7218 * hooks.c (hook_bool_const_int_const_int_true): New function.
7219 * target.h (struct gcc_target): Add can_eliminate field.
7220 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7221 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7222 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7223 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7224 (elim_table): Revise comment.
7225 * system.h (CAN_ELIMINATE): Poison.
7226 * defaults.h (CAN_ELIMINATE): Remove.
7227 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7229 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7230 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7232 (alpha_vms_can_eliminate): Declare as static, change return type to
7234 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7236 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7237 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7238 (arm_can_eliminate): New function.
7240 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7241 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7242 (avr_can_eliminate): Declare as static.
7243 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7245 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7246 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7247 (bfin_can_eliminate): New function.
7249 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7250 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7251 (crx_can_eliminate): New function.
7253 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7254 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7255 (fr30_can_eliminate): New function.
7257 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7258 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7259 (frv_can_eliminate): New function.
7261 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7262 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7263 (h8300_can_eliminate): New function.
7265 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7266 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7267 (i386_can_eliminate): Declare as static, change return type to bool.
7268 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7270 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7271 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7272 (ia64_can_eliminate): New function.
7274 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7275 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7276 (iq2000_can_eliminate): New function.
7278 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7279 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7280 (m32r_can_eliminate): New function.
7282 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7283 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7284 (m68hc11_can_eliminate): New function.
7286 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7287 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7288 (m68k_can_eliminate): New function.
7290 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7291 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7292 (mep_can_eliminate): New function.
7294 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7295 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7296 (mips_can_eliminate): New function.
7298 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7299 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7300 (rs6000_can_eliminate): New function.
7302 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7303 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7304 (s390_can_eliminate): Declare as static.
7305 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7307 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7308 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7309 (score_can_eliminate): New function.
7311 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7312 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7313 (sparc_can_eliminate): Declare as static.
7314 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7316 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7317 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7318 (xstormy16_can_eliminate): New function.
7320 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7321 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7322 (v850_can_eliminate): New function.
7324 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7326 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7327 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7328 (*movdfcc_ext[1234]): Disable for IEEE mode.
7330 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7332 * gimplify.c (prepare_gimple_addressable): New static function.
7333 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7335 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7336 manually fiddling with it.
7338 2009-08-25 Michael Matz <matz@suse.de>
7340 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7341 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7343 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7344 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7345 (do_jump): Split out code for simple binary comparisons into ...
7346 (do_jump_1): ... this, taking the individual operands and code.
7347 Change callers to helper function above accordingly.
7348 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7351 2009-08-25 Michael Matz <matz@suse.de>
7353 * expr.h (struct separate_ops, sepops): New type for passing
7354 around an exploded simple expression.
7355 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7356 Use this structure instead of expression tree.
7357 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7358 expression, only its type.
7359 (expand_vec_cond_expr): Take type and individual operands instead
7361 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7362 expand_vec_shift_expr): Change prototype accordingly.
7363 * tree-vect-stmts.c (vectorizable_condition): Change call of
7364 expand_vec_cond_expr_p to pass only type.
7365 * expr.c (do_store_flags): Change prototype and implementation
7366 to take an exploded expression.
7367 (expand_expr_real_1): New local ops initialized with details
7368 of the full expression. Use it instead of full
7369 expression in calls to do_store_flags, expand_vec_cond_expr,
7370 expand_widen_pattern_expr and expand_vec_shift_expr.
7372 2009-08-25 Michael Matz <matz@suse.de>
7374 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7375 treeop2 initialized with first three operands of the full expression.
7376 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7378 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7380 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7381 (__gthread_objc_condition_allocate): Mark arguments as unused.
7382 (__gthread_objc_condition_deallocate): Likewise.
7383 (__gthread_objc_condition_wait): Likewise.
7384 (__gthread_objc_condition_broadcast): Likewise.
7385 (__gthread_objc_condition_signal): Likewise.
7386 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7387 (__gthread_objc_thread_id): Likewise.
7389 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7392 * tree-pretty-print.c (print_call_name): Print the correct call name
7393 for procedure pointer components.
7395 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7397 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7398 default_promote_function_mode when not VMS.
7400 2009-08-24 Olivier Hainque <hainque@adacore.com>
7402 * convert.c (convert_to_integer): Don't assume an input pointer is
7403 POINTER_SIZE wide. Fetch from the type instead.
7405 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7407 * configure.ac (AC_PREREQ): Bump to 2.64.
7409 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7411 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7412 (process_command): Don't search standard_exec_prefix_1 and
7413 standard_exec_prefix_2.
7415 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7417 * config/arm/arm.c (output_return_instruction): Handle for
7420 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7422 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7424 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7426 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7427 (*arm_movdf_vfp): Likewise.
7429 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7431 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7432 (vashr<mode>3): Rename from ashr<mode>3.
7433 (vlshr<mode>3): Rename from lshr<mode>3.
7435 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7438 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7439 (check_format_info_main): Use scalar_identify_flag.
7440 (check_format_types): Check for scalar size identity if
7441 scalar_identify_flag is set.
7442 (printf_length_specs): Extend by new field.
7443 (asm_fprintf_length_specs): Likewise.
7444 (gcc_diag_length_specs): Likewise.
7445 (scanf_length_specs): Likewise.
7446 (strfmon_length_specs): Likewise.
7447 (gcc_gfc_length_specs): Likewise.
7448 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7449 (ms_printf_flag_specs): Likewise.
7450 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7452 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7455 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7456 (*call_value_pop_1): Ditto.
7457 (*sibcall_pop_1): New insn pattern.
7458 (*sibcall_value_pop_1): Ditto.
7460 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7463 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7466 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7469 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7470 (get_reg_use_in): New function.
7471 (forward_propagate_subreg): Propagate through subreg of zero_extend
7474 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7476 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7477 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7479 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7481 * configure.ac: Remove --with-datarootdir, --with-docdir,
7482 --with-htmldir switches. No need to call AC_SUBST for
7483 datarootdir, docdir, htmldir any more.
7484 * configure: Regenerate.
7485 * doc/install.texi (Configuration): Document --datarootdir,
7486 --docdir, --htmldir, --pdfdir; update documentation for
7487 --infodir, --mandir.
7488 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7491 * aclocal.m4: Regenerate.
7492 * config.in: Regenerate.
7493 * configure: Regenerate.
7495 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7496 Olivier Hainque <hainque@adacore.com>
7498 * config/ia64/ia64.c: Include libfuncs.h.
7499 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7500 (ia64_expand_call): Use reg 25 on VMS.
7501 (ia64_initialize_trampoline): Fix for VMS ABI.
7502 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7503 (ia64_function_arg): Initialize reg 25 on VMS.
7504 Fix OpenVMS ABI issues for varargs.
7505 For OpenVMS, emit the Argument Information register set in the
7506 incoming/sibcall case as well.
7507 (ia64_arg_type): New function.
7508 (ia64_function_arg_advance): Keep track of cum->words.
7509 Fix OpenVMS ABI issues for varargs.
7510 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7511 (ia64_override_options): Set flag_no_common on VMS.
7512 (ia64_init_builtins): Disable FWRITE builtin.
7513 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7514 (ia64_vms_init_libfuncs): Add decc$ routines.
7515 (ia64_vms_valid_pointer_mode): New function.
7516 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7517 (ia64_promote_function_mode): New function
7518 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7519 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7520 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7521 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7522 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7523 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7524 Suppress trailing '#' if VALUE is numeric.
7525 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7526 ia64_promote_function_mode.
7527 (TARGET_VALID_POINTER_MODE): Define.
7529 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7532 * config/rs6000/rs6000.c (rs6000_override_options): Use
7533 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7536 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7537 reporting of vector + decimal/boolean/complex error.
7539 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7541 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7542 __vector double TYPE_DECL.
7544 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7546 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7547 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7548 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7549 to pointer to enum machine_mode. Update all callers as needed.
7551 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7553 * config/alpha/alpha.md (exception_receiver): Emit alternative
7554 GP load sequence if flag_reorder_blocks_and_partition is set.
7555 (*exception_receiver_2): Also enable when
7556 flag_reorder_blocks_and_partition is set.
7558 2009-08-20 Matt Rice <ratmice@gmail.com>
7559 Diego Novillo <dnovillo@google.com>
7561 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7564 2009-08-20 Richard Guenther <rguenther@suse.de>
7566 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7567 * c-tree.h (c_dup_lang_specific_decl): Remove.
7568 (struct lang_decl, struct lang_type): Move definitions ...
7569 * c-lang.h: ... here. New file.
7570 * c-decl.c: Include c-lang.h.
7571 (c_dup_lang_specific_decl): Remove.
7572 * c-typeck.c: Include c-lang.h.
7573 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7574 (c-typeck.o): Likewise.
7575 * c-config-lang.in (gtfiles): Add c-lang.h.
7576 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7579 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7581 * config/alpha/alpha.c (alpha_end_function): Do not clear
7582 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7583 this is now handled in generic code.
7585 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7587 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7588 (s390_z10_fix_long_loop_prediction): New function.
7589 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7590 (s390_reorg): Walk over the INSNs and invoke
7591 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7593 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7595 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7596 "*brx_64bit", "*brx_31bit"): New patterns.
7597 * config/s390/s390.c ('E'): New output modifier.
7599 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7600 Richard Earnshaw <richard.earnshaw@arm.com>
7602 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7603 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7605 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7607 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7609 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7610 for mode mode of operand0 when doing secondary reload for SAR.
7612 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7615 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7616 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7618 2009-08-19 Jason Merrill <jason@redhat.com>
7620 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7621 supported template depth in C++0x.
7623 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7625 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7626 free_after_compilation.
7627 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7628 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7629 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7630 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7631 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7632 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7633 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7635 2009-08-19 Ian Lance Taylor <iant@google.com>
7637 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7638 of (plus (mult (neg B) C) A).
7640 2009-08-18 Michael Matz <matz@suse.de>
7642 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7643 instead of comparing TYPE_MAIN_VARIANT for equality.
7644 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7645 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7646 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7647 * gimplify.c (goa_lhs_expr_p): Ditto and use
7648 STRIP_USELESS_TYPE_CONVERSION.
7650 2009-08-18 Michael Matz <matz@suse.de>
7652 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7653 first field in a struct.
7654 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7656 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7658 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7659 locators before emit_insn is called. Remove assert that
7661 (alpha_end_function): Clear crtl->emit structure and free insn
7662 locators if cfun->is_thunk is true.
7664 2009-08-18 Jason Merrill <jason@redhat.com>
7666 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7668 * configure.ac: Test for it.
7669 * configure, config.in: Regenerate.
7670 * doc/install.texi: Document --enable-gnu-unique-object.
7672 2009-08-18 Richard Guenther <rguenther@suse.de>
7675 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7676 pow(x,y*z) only if x is nonnegative.
7678 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7680 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7684 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7685 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7687 2009-08-17 DJ Delorie <dj@redhat.com>
7689 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7690 * config/m32c/prologue.md (epilogue_freit): New.
7692 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7693 (bank_switch_p): Likewise.
7694 (fast_interrupt_p): Likewise.
7695 (interrupt_p): Likewise.
7696 (m32c_conditional_register_usage): Round memregs size up.
7697 (need_to_save): We only need to save $a0 when we use ENTER.
7698 (interrupt_p): Check for fast_interrupt too.
7699 (bank_switch_p): New.
7700 (fast_interrupt_p): New.
7701 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7702 (m32c_emit_prolog): Support bank switching and fast interrupts.
7703 * doc/extend.texi (Function Attributes): Add bank_switch and
7706 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7708 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7709 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7711 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7713 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7714 (menu): Add IA-64/VMS Options.
7715 (IA-64/VMS Options): Likewise.
7717 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7720 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7722 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7724 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7725 (mips_pop_asm_switch): Likewise.
7726 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7728 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7729 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7730 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7731 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7732 instead of set_noreorder.
7733 (mips_output_function_prologue): Use the new functions.
7734 (mips_output_function_epilogue): Likewise.
7735 (mips_need_noat_wrapper_p): New function, split out from...
7736 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7737 Use mips_push_asm_switch and mips_pop_asm_switch.
7738 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7739 and mips_pop_asm_switch.
7740 (ASM_OUTPUT_REG_POP): Likewise.
7741 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7742 Use mips_pop_asm_switch.
7743 (mips_asm_switch): New structure.
7744 (set_noreorder, set_nomacro): Replace with...
7745 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7746 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7747 instead of set_nomacro.
7748 (fix_truncsfsi2_macro): Likewise.
7749 (cprestore): Likewise.
7750 (hazard): Use mips_noreorder instead of set_noreorder.
7751 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7753 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7755 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7756 from prev_active_insn.
7758 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7760 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7761 * config/avr/avr.c (avr_override_options): Initialize
7762 avr_current_arch variable.
7763 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7764 __AVR_HAVE_16BIT_SP__ according to the device type.
7765 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7767 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7768 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7770 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7773 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7774 generating inlined subroutine die only. We shouldn't be
7775 called for anything else.
7776 (gen_block_die): Don't generate inline subroutine debug info for
7779 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7781 * graphite-poly.c (print_pbb): Print PBB index.
7783 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7786 * graphite-interchange.c (ppl_max_for_le): Moved...
7787 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7788 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7789 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7790 * graphite-ppl.h (ppl_max_for_le): Declared.
7792 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7794 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7795 supported on all platforms.
7796 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7797 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7798 * c-pragma.c: Likewise.
7799 * target-def.h (TARGET_INITIALIZER): Remove
7800 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7801 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7803 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7805 * config/ia64/fde-vms.c: New file.
7806 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7807 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7808 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7809 (uw_frame_state_for): Only register a personality routine if it is
7810 known to be compatible with our expectations.
7811 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7812 Declare unw_table_entry stack variable and
7813 mod all calls to _Unwind_FindTableEntry to add arg.
7814 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7815 (_Unwind_FindTableEntry): Add arg to prototype.
7817 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7819 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7820 field 'signal_pfs_loc'.
7821 (uw_frame_state_for): Remove duplicate code dealing with leaf
7822 procedures without unwind info.
7823 If in the frame after unwinding through a signal handler, restore
7824 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7825 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7826 'pfs_loc' to the AR.PFS location in the signal context; instead
7827 set 'signal_pfs_loc'.
7828 Manually generate the unwind info for the AR.PFS register.
7829 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7830 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7831 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7832 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7833 instead set 'signal_pfs_loc'.
7834 Remove code preventing the AR.PFS register from being restored
7835 from the signal context.
7837 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7838 Tristan Gingold <gingold@adacore.com>
7840 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7841 * config/ia64/t-vms: New file.
7842 * config/ia64/vms64.h: New file.
7843 * config/ia64/vms.h: New file.
7844 * config/ia64/vms-crtinit.asm: New file.
7845 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7846 * config/ia64/vms-unwind.h: New file.
7848 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7850 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7853 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7856 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7858 * real.h (do_mpc_arg2): ... here.
7859 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7862 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7864 * final.c (add_debug_prefix_map): Don't use GC memory for
7865 old_prefix and new_prefix.
7867 2009-08-14 Richard Guenther <rguenther@suse.de>
7869 * ipa-prop.c (compute_complex_pass_through): If we cannot
7870 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7872 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7874 * c-lex.c (c_lex_with_flags): Increase size of local variable
7875 to avoid memory clobber.
7877 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7880 * config/i386/i386.c (ix86_fp_comparison_strategy):
7881 Only enable/disable sahf at function granularity.
7883 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7885 PR rtl-optimization/41064
7886 * reload1.c (reload_as_needed): Don't call extract_insn
7887 for known invalid replacements after calling
7888 validate_replace_rtx_group and verify_changes.
7890 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7893 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7894 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7895 ix86_expand_fp_vcond.
7896 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7897 Assert that operation is supported by ix86_expand_int_vcond.
7898 (vcondu<SSEMODE124C8:mode>): Ditto.
7900 2009-08-13 DJ Delorie <dj@redhat.com>
7902 * config/i386/djgpp-stdint.h: New.
7903 * config.gcc (djgpp): Use it.
7905 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7907 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7908 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7910 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7912 * tree-ssa-loop-prefetch.c
7913 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7914 for long-stride pruning.
7915 (compute_miss_rate): New function to compute the probability
7916 that two memory references access different cache lines.
7918 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7920 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7922 2009-08-13 Richard Guenther <rguenther@suse.de>
7925 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7926 use the constant pointer type.
7927 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7928 of CV qualifiers on the target pointer type.
7929 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7930 conversion check before restrict check.
7932 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7935 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7937 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7939 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7941 2009-08-12 Richard Guenther <rguenther@suse.de>
7943 PR tree-optimization/41011
7944 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7945 and reference constructing.
7947 2009-08-12 Xinliang David Li <davidxl@google.com>
7949 PR tree-optimization/41012
7950 * tree-flow.h : New external interface.
7951 * gimple-low.c (check_call_arg): Change to public function.
7952 Remove argument mismatch check in lowering.
7953 * tree-inline.h (tree_can_inline_p): Interface change.
7954 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7956 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7957 Call change to tree_can_inline_p function.
7958 (cgraph_decide_inlining_incrementally): Ditto.
7960 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7962 PR tree-optimization/41031
7963 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7964 on the partition variable rather than promote_mode on the source
7965 type. Assert that the partition variable's type has the same
7966 mode as the source value's.
7968 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7970 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7971 for for_return == 2.
7972 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7974 * calls.c (expand_call): Fix typo.
7975 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7977 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7979 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7980 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7981 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7982 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7984 2009-08-12 Andrew Haley <aph@redhat.com>
7986 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7988 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7991 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7993 2009-08-12 Richard Guenther <rguenther@suse.de>
7995 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7996 * gimplify.c (gimplify_modify_expr): Do not use
7997 lang_hooks.types_compatible_p.
7998 * tree-ssa.c (useless_type_conversion_p): For aggregates
7999 just return false if the canonical types differ.
8001 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8004 * sese.c (convert_for_phi_arg): New.
8005 (add_guard_exit_phis): Use convert_for_phi_arg.
8007 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8009 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8010 unknown subscript upper bounds.
8012 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8013 Pranav Garg <pranav.garg2107@gmail.com>
8015 * graphite-interchange.c (gather_access_strides): Removed.
8016 (ppl_max_for_le): New.
8017 (build_linearized_memory_access): New.
8018 (memory_stride_in_loop): New.
8019 (pbb_interchange_profitable_p): Reimplemented.
8020 * graphite-ppl.h (ppl_new_id_map): New.
8021 (ppl_interchange): New.
8023 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8025 * graphite-interchange.c (compute_subscript): Removed.
8026 (compute_array_size_cstr): Removed.
8027 (compute_array_size_poly): Removed.
8028 (compute_array_size): Removed.
8029 (gather_access_strides_poly): Removed.
8030 (gather_access_strides): Empty.
8032 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8034 * graphite-dependences.c (dependence_polyhedron_1): Replace
8035 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8036 (graphite_legal_transform_dr): Same.
8037 (graphite_carried_dependence_level_k): Same.
8038 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8039 Initialize PDR_NB_SUBSCRIPTS.
8040 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8042 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8043 (PDR_NB_SUBSCRIPTS): New.
8044 (pdr_nb_subscripts): Removed.
8045 (pdr_dim): Simplified.
8046 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8047 with PDR_NB_SUBSCRIPTS.
8049 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8051 * graphite-interchange.c (compute_array_size): Remove use of
8053 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8054 Do not initialize PDR_DATA_CONTAINER.
8055 (print_pdr): Do not print PDR_DATA_CONTAINER.
8056 * graphite-poly.h (struct poly_dr): Remove data_container field.
8057 (PDR_DATA_CONTAINER): Removed.
8058 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8060 (build_poly_dr): Same.
8062 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8063 Sebastian Pop <sebastian.pop@amd.com>
8065 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8066 copy of the dependence polyhedron. Free the temporary objects.
8067 (graphite_carried_dependence_level_k): Free unused objects before
8070 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8072 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8073 Early return without analyzing the data dependences if no
8074 transform has been done. Call restore_scattering if the transform
8076 (graphite-interchange.c): Same.
8077 * graphite-poly.c (print_scattering_function): Test for
8079 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8080 (apply_poly_transforms): Do not gcc_assert that
8081 the transform is legal.
8082 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8083 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8084 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8085 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8086 * graphite-poly.h (struct poly_scattering): New.
8087 (struct poly_bb): Add original, transformed, and saved fields.
8088 Remove transformed_scattering, original_scattering,
8089 nb_local_variables and nb_scattering_transform fields.
8090 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8091 (poly_scattering_new): New.
8092 (poly_scattering_free): New.
8093 (poly_scattering_copy): New.
8094 (store_scattering_pbb): New.
8095 (store_scattering): New.
8096 (restore_scattering_pbb): New.
8097 (restore_scattering): New.
8098 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8099 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8101 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8103 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8106 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8108 * Makefile.in (graphite.o): Depends on PREDICT_H.
8109 * graphite.c: Include predict.h.
8110 (graphite_finalize): Call tree_estimate_probability.
8111 * predict.c (predict_loops): Do not call scev_initialize and
8113 (tree_estimate_probability_bb): New.
8114 (tree_estimate_probability): Do not initialize loops: move that
8115 code to the driver. Call tree_estimate_probability_bb.
8116 (tree_estimate_probability_driver): New.
8117 (pass_profile): Use tree_estimate_probability_driver.
8118 * predict.h (tree_estimate_probability): Declared.
8120 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8122 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8123 * graphite-dependences.c (graphite_legal_transform): Add time to
8124 TV_GRAPHITE_DATA_DEPS.
8125 (dependency_between_pbbs_p): Same.
8126 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8128 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8130 PR rtl-optimization/41033
8131 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8132 aliasing is disabled.
8134 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8136 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8137 si_mask_operand, and_load_operand, low_bitmask_operand,
8138 and_reg_operand, and_operand): New predicates.
8139 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8140 * config/mips/mips.c (and_operands_ok): New function.
8141 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8142 * config/mips/mips.md (move_type): Add ext_ins and logical.
8143 (type): Handle them.
8144 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8145 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8146 shift_shift. Remove commutative constraint modifier.
8147 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8149 (*clear_upper32_dext): Remove define_insn_and_split.
8150 (*clear_upper32): Turn this define_insn_and_split ...
8151 (splitter for ANDing register with 0xffff_ffff): .. into this.
8153 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8155 * combine.c (try_widen_shift_mode): Factor out code to check if an
8156 integer constant is a low-order bitmask from here ...
8157 * rtlanal.c (low_bitmask_len): ... to here.
8158 * rtl.h (low_bitmask_len): Declare.
8160 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8163 * config/alpha/alpha.md (addsi3): Remove expander.
8164 (addsi3): Rename from *addsi3_internal insn pattern.
8165 (subsi3): Remove expander.
8166 (subsi3): Rename from *subsi3_internal insn pattern.
8168 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8170 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8173 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8174 Eric Botcazou <botcazou@adacore.com>
8175 Douglas B Rupp <rupp@gnat.com>
8177 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8178 that records that fit in 64 bits are returned by immediate value,
8179 as required by OpenVMS Calling Standard.
8180 (function_value): Adjust for above modification.
8181 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8182 virtual_incoming_args_rtx as base object, not next_arg.
8183 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8185 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8187 * reload.c (find_reloads_subreg_address): Check the original
8188 req_equiv_mem address to detect the case where an address is
8189 not valid in the outer mode.
8191 2009-08-11 Richard Guenther <rguenther@suse.de>
8194 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8196 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8198 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8199 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8201 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8202 Douglas B Rupp <rupp@gnat.com>
8204 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8205 PT_STACK when frame_pointer_needed on OpenVMS.
8206 (alpha_pv_save_size, alpha_using_fp): Remove.
8207 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8208 with proper processing for PT_NULL.
8209 (alpha_vms_initial_elimination_offset): New function. Support for
8210 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8211 (alpha_sa_size): Force procedure type to PT_STACK when
8212 frame_pointer_needed on OpenVMS.
8213 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8214 (alpha_using_fp): Likewise.
8215 (alpha_vms_can_eliminate): Add prototype.
8216 (alpha_vms_initial_elimination_offset): Likewise.
8217 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8218 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8220 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8221 Douglas B Rupp <rupp@gnat.com>
8223 * config/alpha/alpha.c (common_object_handler): New function.
8224 (vms_attribute_table): Declare a single attribute "common_object".
8225 (vms_output_aligned_decl_common): New global function.
8226 (SECTION_VMS_OVERLAY): Delete.
8227 (SECTION_VMS_GLOBAL): Likewise.
8228 (SECTION_VMS_INITIALIZE): Likewise.
8229 (vms_asm_named_section): Remove support for above flags.
8230 (vms_section_type_flags): Delete.
8231 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8232 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8233 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8234 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8236 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8239 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8240 (sub_ddmmss): Likewise.
8242 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8245 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8248 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8251 * reload1.c (reload_as_needed): Use cancel_changes to completely
8252 undo a failed replacement attempt.
8254 2009-08-10 Richard Guenther <rguenther@suse.de>
8257 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8258 (useless_type_conversion_p): ... here. Require pointer targets
8261 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8264 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8265 loose the original type of the statement list.
8267 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8269 * config/alpha/alpha.c: Include libfuncs.h
8270 (avms_asm_output_extern): New function.
8271 (alpha_init_libfuncs): Init some decc libfuncs.
8272 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8273 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8274 (DO_CRTL_NAMES): Define.
8276 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8277 (LONG_TYPE_SIZE): Define.
8278 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8279 (SUBTARGET_SWITCHES): Define malloc64 switch.
8280 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8281 (MASK_RETURN_ADDR): Define.
8282 doc/invoke.texi (mmalloc64): Document switch.
8284 2009-08-09 Olivier Hainque <hainque@adacore.com>
8285 Douglas B Rupp <rupp@gnat.com>
8287 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8288 uses_condition_handler.
8289 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8290 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8291 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8292 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8293 (code_for_builtin): New insn codes for the new alpha_builtins.
8294 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8295 (alpha_sa_size): Account for uses_condition_handler.
8296 (alpha_expand_prologue): Likewise.
8297 (alpha_start_function): Likewise.
8298 (alpha_expand_epilogue): Likewise.
8299 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8300 establish/revert expanders.
8301 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8302 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8303 New expander, resorting to the alpha.c associated function.
8304 (builtin_revert_vms_condition_handler): Likewise.
8305 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8306 __gcc_shell_handler, the static VMS condition handler used as
8307 an indirection wrapper to the current dynamically established
8309 * config/alpha/vms-unwind.h: Complete rewrite.
8310 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8311 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8313 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8314 Douglas B Rupp <rupp@gnat.com>
8316 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8317 (alpha_need_linkage): Handle aliases. Return function symbol.
8318 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8319 Use ultimate alias target for the linkage name.
8320 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8321 by alpha_need_linkage for the function symbol.
8322 (setmemdi): Likewise.
8324 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8326 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8327 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8328 (ASM_WEAKEN_LABEL): Define.
8329 (CRT_CALL_STATIC_FUNCTION): Define.
8330 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8331 (ENDFILE_SPEC): Define.
8332 (INIT_SECTION_ASM_OP): Define.
8333 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8334 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8336 (MULTILIB_OSDIRNAMES): Define.
8337 (shlib_version): Define.
8338 (SHLIB_EXT): Define.
8339 (SHLIB_OBJS): Define.
8340 (SHLIB_NAME): Define.
8341 (SHLIB_MULTILIB): Define.
8342 (SHLIB_INSTALL): Define.
8343 (SHLIB_SYMVEC): Define.
8344 (SHLIB_SYMVECX2): Define.
8345 (SHLIB_LINK): Define.
8347 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8349 * config/alpha/alpha.c (alpha_initialize_trampoline):
8350 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8351 (alpha_start_function): Emit transfer address on nested functions
8352 for VMS trampoline call.
8353 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8354 since no longer used.
8355 * config/alpha/vms-tramp.asm: Remove.
8356 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8357 since now only data initialized at runtime.
8359 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8361 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8362 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8363 (MD_EXEC_PREFIX): Remove, no longer used.
8364 (MD_STARTFILE_PREFIX): Likewise.
8365 (INCLUDE_DEFAULTS): Likewise.
8366 * config/alpha/t-vms:
8367 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8369 2009-08-09 Richard Guenther <rguenther@suse.de>
8371 PR tree-optimization/41016
8372 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8373 (operand_precision): Remove.
8374 (integral_operand_p): Likewise.
8375 (recognize_single_bit_test): Adjust.
8377 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8379 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8380 operation overflows. Likewise non-cast unary arithmetic.
8381 If one arm of a conditional expression is always taken,
8382 inhibit evaluation warnings for the other arm. Likewise inhibit
8383 evaluation warnings for the second && or || operand if the first
8384 operand is enough to determine the result.
8385 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8387 (build_binary_op): Prevent duplicate evaluation warnings.
8389 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8391 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8392 and destination have different modes, Use promote_mode to
8393 determine the signedness of the conversion. Assert that the
8394 promoted source mode matches the destination mode. Don't pass
8395 the destination and destination mode to expand_expr if the source
8396 mode is different. Simplify conversion logic.
8398 2009-08-09 Ira Rosen <irar@il.ibm.com>
8400 PR tree-optimization/41008
8401 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8402 from condition only in case it's a comparison. Adjust checks.
8404 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8406 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8407 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8408 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8409 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8410 (dump_cand): Handle them.
8411 (struct iv_cand): New members COST_STEP and AINC_USE.
8412 (stmt_after_increment): Likewise.
8413 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8414 callers changed. Use gimple_uid comparison instead of scanning.
8415 (add_candidate_1): When looking for identical candidates, take
8416 AINC_USE into account. Set it for new candidates.
8417 (force_expr_to_var_cost): Cast target_spill_cost to int.
8418 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8419 All callers changed. Check for availability of autoinc addressing
8420 modes, both in general for a given mode, and in the specific use case.
8421 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8423 (get_computation_cost): Likewise.
8424 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8425 add_autoinc_candidates): New static functions.
8426 (add_candidate): Call add_autoinc_candidates for candidates based on
8428 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8429 (determine_use_iv_cost_address): If we have an autoinc candidate at
8430 the matching use, verify autoinc is possible and subtract the cost
8431 of the candidate's step from the cost.
8432 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8433 member of the candidate.
8434 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8435 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8437 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8439 * config.build (ia64-hp-*vms*): New target.
8440 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8442 * config.gcc (ia64-hp-*vms*): New target.
8443 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8445 * config.host (ia64-hp-*vms*): New target.
8446 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8449 2009-08-08 Richard Guenther <rguenther@suse.de>
8451 PR tree-optimization/40991
8452 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8454 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8456 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8457 mode check. Do truncations in an integer mode.
8458 (force_to_mode): Handle subregs for all mode types. Only do
8459 arithmetic simplifications on integer modes.
8461 2009-08-07 Richard Guenther <rguenther@suse.de>
8463 PR tree-optimization/40999
8464 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8465 (maybe_fold_reference): Lookup constant initializers.
8466 (fold_gimple_assign): Likewise.
8468 2009-08-07 Richard Guenther <rguenther@suse.de>
8470 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8471 that require structural equality defer to the langhook.
8473 2009-08-07 Martin Jambor <mjambor@suse.cz>
8475 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8477 (struct ipa_pass_through_data): New type.
8478 (struct ipa_ancestor_jf_data): New type.
8479 (union jump_func_value): Removed field formal_id, added fields
8480 pass_through and ancestor.
8481 (struct ipa_param_call_note): Changed type of formal_id to int from
8483 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8484 operations jump functions and ancestor jump functions.
8485 (compute_complex_pass_through): New function.
8486 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8487 reflect changes in the jump function strucutre.
8488 (update_jump_functions_after_inlining): Ignore complex pass-through
8489 and ancestor jump functions.
8490 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8491 polynomial pass-through with operation jump functions.
8493 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8495 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8496 fde->dw_fde_begin as begin label instead of hot/cold label.
8497 Use LLSDAC label instead of LLSDA for second section lsda.
8498 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8499 label instead of LLSDA if it is true.
8500 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8502 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8503 SECTION argument. Use it as index into crtl->eh.call_site_record
8505 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8506 use it to determine how to print table entries instead of using
8507 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8508 label instead of normal begin label as base.
8509 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8510 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8511 ensure no EH range spans between sections and that landing pads
8512 are always in the corresponding section.
8513 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8514 for crtl->eh.call_site_record being an array rather than scalar.
8515 (output_one_function_exception_table): New function, copied
8516 from output_function_exception_table. Adjust
8517 dw2_size_of_call_site_table, dw2_output_call_site_table
8518 callers. For SECOND section use *C suffixed labels.
8519 (output_function_exception_table): Call
8520 output_one_function_exception_table and, when doing hot/cold
8521 partitioning, also another time for the second section.
8522 * opts.c: Include except.h.
8523 (decode_options): Allow -freorder-blocks-and-partition with
8524 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8525 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8526 * function.h (struct rtl_eh): Change call_site_record from
8527 scalar into array of 2 elements.
8529 2009-08-07 Martin Jambor <mjambor@suse.cz>
8531 * ipa-prop.c (count_formal_params_1): New function.
8532 (ipa_get_vector_of_formal_parms): New function.
8533 (get_vector_of_formal_parm_types): New function.
8534 (ipa_modify_formal_parameters): New function.
8535 (ipa_modify_call_arguments): New function.
8536 (index_in_adjustments_multiple_times_p): New function.
8537 (ipa_combine_adjustments): New function.
8538 (ipa_dump_param_adjustments): New function.
8539 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8540 (ipa_get_vector_of_formal_parms): Declare.
8541 (ipa_modify_formal_parameters): Declare.
8542 (ipa_modify_call_arguments): Declare.
8543 (ipa_combine_adjustments): Declare.
8544 (ipa_dump_param_adjustments): Declare.
8545 (build_ref_for_offset): Declare.
8546 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8547 * tree-sra.c: Include ipa-prop.c.
8548 (build_ref_for_offset): Make public.
8550 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8552 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8554 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8556 * gcc/doc/extend.texi (__builtin_extract_return_address)
8557 (__builtin_frob_return_address): Document.
8559 2009-08-06 Paul Brook <paul@codesourcery.com>
8561 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8562 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8563 implementation on ARMv6-M.
8565 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8567 * doc/extend.texi (pcs): Document new attribute for ARM.
8569 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8571 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8574 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8576 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8579 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8581 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8583 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8585 Merge ARM/hard_vfp_branch to trunk.
8587 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8589 * arm.c (libcall_eq): New function.
8590 (libcall_hash): New function.
8591 (add_libcall): New function.
8592 (arm_libcall_uses_aapcs_base): New function.
8593 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8594 libcalls using the base PCS.
8595 (arm_init_cumulative_args): Likewise.
8597 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8599 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8600 Use base ABI for conversion libfuncs between HFmode and SFmode.
8602 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8604 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8605 V4SImode as representatives of all 64-bit and 128-bit vector
8606 types. Allow vector types without vector modes.
8607 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8608 without vector modes like BLKmode.
8609 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8610 BLKmode. Avoid unsupported vector modes or TImode moves for
8612 (aapcs_vfp_allocate_return_reg): Likewise.
8613 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8614 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8616 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8618 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8619 (arm_get_pcs_model): Pass attribute arguments to
8620 arm_pcs_from_attribute.
8621 (arm_init_cumulative_args): Use base AAPCS for conversions from
8622 floating-point types to DImode.
8623 (arm_attribute_table): Add pcs attribute.
8624 (arm_handle_pcs_attribute): New.
8625 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8626 conversions from floating-point types to DImode, also declare them
8627 to use base AAPCS and declare functions they call to use base
8628 AAPCS and their RTABI names.
8630 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8632 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8633 -mfloat-abi=hard not being supported for VFP.
8635 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8637 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8638 SYMBOL_REF to hard_libcall_value.
8640 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8641 Richard Earnshaw <rearnsha@arm.com>
8643 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8644 has been put on the stack, all remaining co-processory arguments for
8645 that co-processor also go on the stack.
8647 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8649 * config/arm/arm.c (arm_return_in_memory): Handle returning
8650 vectors of suitable size in registers also for AAPCS case.
8652 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8654 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8656 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8658 ARM Hard-VFP calling convention
8659 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8660 * target.h (gcc_target): Add libcall_value to table of call hooks.
8661 * targhooks.h (default_libcall_value): Default implementation.
8662 * targhooks.c (default_libcall_value): Likewise.
8663 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8664 * optabs.c (expand_unop): Use it.
8665 * expr.h (hard_libcall_value): Pass the function RTX through.
8666 * calls.c (emit_library_call_value_1): Update call to
8668 * explow.c (hard_libcall_value): Use new target hook.
8669 * testsuite/lib/target-supports.exp
8670 (check_effective_target_arm_hard_vfp_ok): New hook.
8671 (check_effective_target_arm_neon_ok): Improve test for neon
8673 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8674 * config/arm/arm.c: Include cgraph.h
8675 (TARGET_FUNCTION_VALUE): Override default hook.
8676 (arm_pcs_default): New variable.
8677 (arm_override_options): Don't fault hard calling convention with VFP.
8678 Add support for AAPCS variants.
8679 (arm_function_value): Make static. Handle AAPCS variants.
8680 (arm_libcall_value): New function.
8681 (arm_apply_result_size): Handle VFP registers in results.
8682 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8684 (pcs_attribute_args): New variable.
8685 (arm_pcs_from_attribute): New function.
8686 (arm_get_pcs_model): New function.
8687 (aapcs_vfp_cum_init): New function.
8688 (aapcs_vfp_sub_candidate): New function.
8689 (aapcs_vfp_is_return_candidate): New function.
8690 (aapcs_vfp_is_call_candidate): New function.
8691 (aapcs_vfp_allocate): New function.
8692 (aapcs_vfp_allocate_return_reg): New function.
8693 (aapcs_vfp_advance): New function.
8694 (aapcs_cp_arg_layout): New variable.
8695 (aapcs_select_call_coproc): New function.
8696 (aapcs_select_return_coproc): New function.
8697 (aapcs_allocate_return_reg): New function.
8698 (aapcs_libcall_value): New function.
8699 (aapcs_layout_arg): New function.
8700 (arm_init_cumulative_args): Initialize AAPCS args data.
8701 (arm_function_arg): Handle AAPCS variants using new interface.
8702 (arm_arg_parital_bytes): Likewise.
8703 (arm_function_arg_advance): New function.
8704 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8705 calling conventions.
8706 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8707 * arm.h (NUM_VFP_ARG_REGS): Define.
8708 (LIBCALL_VALUE): Update.
8709 (FUNCTION_VALUE): Delete.
8710 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8711 (arm_pcs): New enum.
8712 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8713 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8714 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8715 * arm-protos.h (arm_function_arg_advance): Add.
8716 (aapcs_libcall_value): Add.
8717 (arm_function_value): Delete.
8719 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8720 H.J. Lu <hongjiu.lu@intel.com>
8723 * config/i386/i386.c (standard_sse_mode_p): Remove.
8724 (standard_sse_constant_p): Return 2 for integer mode
8725 vector_all_ones_operand when SSE2 is enabled.
8726 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8727 (ix86_expand_vector_move): Do not check for negative values from
8728 standard_sse_constant_p.
8730 2009-08-06 Richard Guenther <rguenther@suse.de>
8732 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8733 array type comparisons frontend independent.
8734 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8735 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8736 out array reference lower bound and element size operands.
8737 (ao_ref_init_from_vn_reference): Properly compute the offset
8738 for ARRAY_RANGE_REF.
8739 (vn_reference_fold_indirect): Fill out array reference lower
8740 bound and element size operands.
8741 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8742 a non gimple valued reference operand which can happen for
8743 array reference lower bound or element size.
8744 (create_component_ref_by_pieces_1): Properly generate the
8745 element size operand for array references.
8747 2009-08-06 Richard Guenther <rguenther@suse.de>
8749 PR tree-optimization/40964
8750 * tree.c (iterative_hash_host_wide_int): Export.
8751 * tree.h (iterative_hash_host_wide_int): Declare.
8752 * tree-ssa-structalias.c (heapvar_map): New struct.
8753 (heapvar_map_eq): New function.
8754 (heapvar_map_hash): Likewise.
8755 (heapvar_lookup): Adjust.
8756 (heapvar_insert): Likewise.
8757 (make_constraint_from_heapvar): Allow multiple heap variables
8758 per decl at different offsets.
8759 (init_alias_heapvars): Adjust.
8761 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8763 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8764 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8765 trailing sync if TARGET_SYNC_AFTER_SC.
8767 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8769 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8770 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8771 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8772 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8773 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8774 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8775 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8776 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8777 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8778 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8779 the prototype declaration match the definition.
8780 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8781 instructions explicitly. Add barrier_before and operands
8783 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8784 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8785 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8786 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8787 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8788 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8790 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8792 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8794 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8795 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8798 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8801 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8803 PR rtl-optimization/40924
8804 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8805 make sure canon_rtx (mem_address) isn't simpler than
8806 canon_rtx (expanded_mem_address).
8808 2009-08-05 Li Feng <nemokingdom@gmail.com>
8810 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8812 (build_scop_drs): Build alias set for each SCoP.
8814 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8816 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8817 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8818 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8819 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8820 (BASE_DRIVER_SELF_SPECS): Likewise.
8822 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8824 * tree-ssa-alias.c: Fix some comment typos.
8826 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8828 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8829 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8831 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8834 * simplify-rtx.c (simplify_binary_operation_1): Disable
8835 simplifications for decimal float operations.
8837 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8840 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8841 operand of INDIRECT_REF.
8843 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8845 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8846 constants referencing TLS symbols.
8848 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8850 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8851 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8853 2009-08-03 Richard Guenther <rguenther@suse.de>
8855 * tree.c (make_vector_type): Build a main variant first,
8856 get the canonical one and then build the variant.
8857 * tree-ssa.c (useless_type_conversion_p_1): Handle
8859 (useless_type_conversion_p): Conversions to pointers to
8860 incomplete record types are useless.
8862 2009-08-03 Richard Guenther <rguenther@suse.de>
8864 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8865 file will be created.
8866 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8867 * toplev.c (compile_file): Adjust comment.
8869 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8871 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8872 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8873 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8874 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8875 (sh_promote_function_mode): Fix typo.
8877 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8879 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8881 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8883 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8884 declaration arguments.
8886 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8888 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8889 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8890 (ix86_split_ashl): Ditto.
8891 (ix86_expand_vector_init_one_nonzero): Ditto.
8892 (ix86_expand_vector_set): Ditto.
8893 (ix86_expand_reduc_v4sf): Ditto.
8895 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8897 * explow.c (promote_function_mode): Remove assert.
8898 * config/sh/sh.c (sh_promote_function_mode): Declare.
8900 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8902 * config/pa/pa.c (pa_promote_function_mode): Declare.
8903 Change to static. Fix promote_mode call.
8905 * gthr-dce.h (CONST_CAST2): Define if not defined.
8906 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8908 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8910 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8912 * expr.c (store_constructor): Use promote_decl_mode. Remove
8913 now write-only variable unsignedp.
8914 (expand_expr_real_1): Use promote_decl_mode.
8915 * expr.h (promote_function_mode, promote_decl_mode): New.
8916 (promote_mode): Remove last argument.
8917 * function.c (assign_temp): Drop last argument of promote_mode.
8918 (assign_parm_find_data_types): Use promote_function_mode.
8919 (assign_parm_setup_reg): Likewise.
8920 (expand_function_end): Use promote_function_mode.
8921 * calls.c (initialize_argument_information): Use promote_function_mode.
8922 (precompute_arguments): Use promote_mode instead of checking if
8923 only PROMOTE_FUNCTION_MODE is defined.
8924 (expand_call): When making sibcall decisions, use promote_function_mode.
8925 Below, remove an if for targetm.calls.promote_function_return and
8926 and use promote_function_mode.
8927 (emit_library_call_value_1): Use promote_function_mode, fix bug
8928 where promote_mode was passed FOR_CALL == 0 for a return value in an
8930 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8931 * explow.c (promote_function_mode, promote_decl_mode): New.
8932 (promote_mode): Keep only the FOR_CALL == 0 case.
8933 * combine.c (setup_incoming_promotion): Remove test of
8934 promote_function_args. Use promote_function_mode.
8935 * stmt.c (expand_value_return): Use promote_decl_mode.
8936 (expand_decl): Use promote_decl_mode.
8938 * expr.c (store_constructor): Use promote_decl_mode. Remove
8939 now write-only variable unsignedp.
8940 (expand_expr_real_1): Use promote_decl_mode.
8941 * expr.h (promote_function_mode, promote_decl_mode): New.
8942 (promote_mode): Remove last argument.
8943 * function.c (assign_temp): Drop last argument of promote_mode.
8944 (assign_parm_find_data_types): Use promote_function_mode.
8945 (assign_parm_setup_reg): Likewise.
8946 (expand_function_end): Use promote_function_mode.
8947 * calls.c (initialize_argument_information): Use promote_function_mode.
8948 (precompute_arguments): Use promote_mode instead of checking if
8949 only PROMOTE_FUNCTION_MODE is defined.
8950 (expand_call): When making sibcall decisions, use promote_function_mode.
8951 Below, remove an if for targetm.calls.promote_function_return and
8952 and use promote_function_mode.
8953 (emit_library_call_value_1): Use promote_function_mode, fix bug
8954 where promote_mode was passed FOR_CALL == 0 for a return value in an
8956 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8957 * explow.c (promote_function_mode, promote_decl_mode): New.
8958 (promote_mode): Keep only the FOR_CALL == 0 case.
8959 * combine.c (setup_incoming_promotion): Remove test of
8960 promote_function_args. Use promote_function_mode.
8961 * stmt.c (expand_value_return): Use promote_decl_mode.
8962 (expand_decl): Use promote_decl_mode.
8964 * explow.c (promote_function_mode): Just call the target hook.
8965 * targhooks.c (default_promote_function_mode,
8966 default_promote_function_mode_always_promote): New.
8967 * targhooks.h (default_promote_function_mode,
8968 default_promote_function_mode_always_promote): Declare.
8969 * target.h (promote_function_args, promote_function_return): Remove.
8970 (promote_function_mode): New.
8971 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8972 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8973 (TARGET_PROMOTE_FUNCTION_MODE): New.
8974 (TARGET_CALLS): Adjust.
8975 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8976 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8978 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8979 * config/s390/s390.c (s390_promote_function_mode): ... here,
8980 with pointer handling.
8981 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8982 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8984 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8985 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8986 with pointer handling.
8987 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8988 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8990 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8991 * config/sh/sh.c (sh_promote_function_mode): New.
8992 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8993 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8995 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8996 * config/cris/cris.c (cris_promote_function_mode): ... here.
8997 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8998 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9000 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9001 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9002 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9003 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9005 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9006 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9007 complex type handling.
9008 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9009 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9011 * config/pa/pa.c (pa_promote_function_mode): New.
9012 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9013 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9015 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9016 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9017 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9018 * config/xtensa/xtensa.c: Likewise.
9019 * config/stormy16/stormy16.c: Likewise.
9020 * config/iq2000/iq2000.c: Likewise.
9021 * config/rs6000/rs6000.c: Likewise.
9022 * config/picochip/picochip.c: Likewise.
9023 * config/arc/arc.c: Likewise.
9024 * config/mcore/mcore.c: Likewise.
9025 * config/score/score.c: Likewise.
9026 * config/mips/mips.c: Likewise.
9027 * config/bfin/bfin.c: Likewise.
9028 * config/ia64/ia64.c: Likewise (disabled though).
9030 * config/frv/frv.h: Remove pointless remark.
9032 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9033 TARGET_PROMOTE_FUNCTION_ARGS,
9034 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9035 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9037 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9039 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9040 -floop-parallelize-all.
9041 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9042 flag_loop_parallelize_all.
9043 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9044 * graphite.c (graphite_transform_loops): Same.
9046 * graphite-poly.c (apply_poly_transforms): Same.
9048 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9050 PR tree-optimization/40914
9051 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9052 if set, then check the delta field of the PMF record.
9053 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9054 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9055 call is stored in the delta.
9057 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9059 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9061 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9063 * config/i386/bsd.h (ASM_BYTE): New define.
9064 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9065 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9066 .byte. Use fputs or putc instead of fprintf where appropriate.
9067 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9068 fputs or putc instead of fprintf where appropriate.
9069 * config/i386/i386elf.h: Ditto.
9070 * config/i386/sysv4.h: Ditto.
9072 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9073 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9074 (*tls_global_dynamic_64): Ditto.
9076 2009-07-31 Christian Bruel <christian.bruel@st.com>
9078 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9080 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9082 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9083 Remove dead code for MINUS.
9085 2009-07-31 Anthony Green <green@moxielogic.com>
9087 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9089 (moxie_expand_epilogue): Ditto for epilogue.
9090 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9092 (moxie_function_arg): Ditto.
9093 (moxie_pass_by_reference): Ditto.
9094 (moxie_arg_partial_bytes): Ditto.
9095 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9096 (FUNCTION_ARG_ADVANCE) Ditto.
9097 (REG_PARM_STACK_SPACE) Ditto.
9098 (FUNCTION_ARG_REGNO_P) Dito.
9100 * config.gcc: Add moxie linux config support.
9101 * gcc/config/moxie/uclinux.h: New file.
9103 2009-07-31 DJ Delorie <dj@redhat.com>
9105 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9106 (UNSPECV_SP_SWITCH_E): New.
9107 (sp_switch_1): Change to an unspec.
9108 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9110 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9111 reference the new stack's address
9113 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9115 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9116 graphite-clast-to-gimple.o, graphite-dependences.o,
9117 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9118 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9119 (graphite-blocking.o,
9120 graphite-clast-to-gimple.o, graphite-dependences.o,
9121 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9122 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9123 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9124 * cfgloop.h (struct loop): Add can_be_parallel field.
9125 * common.opt (fgraphite-identity): Moved up.
9126 (fgraphite-force-parallel): New flag.
9127 * graphite.c: Rewrite.
9128 * graphite.h: Rewrite.
9129 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9131 * toplev.c (graphite_out_file): New file descriptor.
9132 (graphite_in_file): New.
9133 (process_options): flag_graphite_force_parallel cannot be used without
9135 * tree-ssa-loop.c: Include toplev.h.
9136 (gate_graphite_transforms): Enable flag_graphite for
9137 flag_graphite_force_parallel.
9139 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9141 * ChangeLog.graphite: New.
9142 * graphite-blocking.c: New.
9143 * graphite-clast-to-gimple.c: New.
9144 * graphite-clast-to-gimple.h: New.
9145 * graphite-dependences.c: New.
9146 * graphite-dependences.h: New.
9147 * graphite-interchange.c: New.
9148 * graphite-poly.c: New.
9149 * graphite-poly.h: New.
9150 * graphite-ppl.c: New.
9151 * graphite-ppl.h: New.
9152 * graphite-scop-detection.c: New.
9153 * graphite-scop-detection.h: New.
9154 * graphite-sese-to-poly.c: New.
9155 * graphite-sese-to-poly.h: New.
9159 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9161 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9162 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9164 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9166 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9167 (scev_is_linear_expression): Return false if the evolution is not
9168 affine multivariate.
9170 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9172 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9173 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9175 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9177 * tree-data-ref.c (debug_data_references): New.
9178 (debug_data_reference): New.
9179 * tree-data-ref.h (debug_data_references): Declared.
9180 (debug_data_reference): Declared.
9182 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9184 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9185 * tree-data-ref.h (scop_p): Removed.
9186 (struct data_reference): Remove field scop.
9188 (stmt_simple_memref_p): Removed.
9190 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9192 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9193 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9196 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9198 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9200 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9202 * doc/invoke.texi (-fgraphite-identity): Documented.
9204 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9206 * tree-scalar-evolution.c: Fix comment.
9207 (instantiate_scev_1): Return unknow from scev instantiation if the
9208 result is not above instantiate_below.
9210 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9212 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9213 static anymore. Instantiate the symbols that may have been introduced
9215 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9218 2009-07-30 DJ Delorie <dj@redhat.com>
9220 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9221 .vliw directive to VLIW sections.
9223 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9225 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9227 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9228 (AUTOHEADER): New variable.
9229 ($(srcdir)/cstamp-h.in): Use it.
9231 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9232 Pat Haugen <pthaugen@us.ibm.com>
9233 Revital Eres <ERES@il.ibm.com>
9235 * config/rs6000/vector.md (VEC_F): Add VSX support.
9239 (vector_load_<mode>): Ditto.
9240 (vector_store_<mode>): Ditto.
9241 (vector GPR move split): Ditto.
9242 (vec_reload_and_plus_<mptrsize>): Ditto.
9243 (vec_reload_and_reg_<mptrsize>): Ditto.
9244 (add<mode>3): Ditto.
9245 (sub<mode>3): Ditto.
9246 (mul<mode>3): Ditto.
9247 (neg<mode>2): Ditto.
9248 (abs<mode>2): Ditto.
9249 (smin<mode>3): Ditto.
9250 (smax<mode>3): Ditto.
9251 (vector_eq<mode>): Ditto.
9252 (vector_gt<mode>): Ditto.
9253 (vector_ge<mode>): Ditto.
9254 (vector_gtu<mode>): Ditto.
9255 (vector_select_<mode>_uns): Ditto.
9256 (vector_eq_<mode>_p): Ditto.
9257 (vector_gt_<mode>_p): Ditto.
9258 (vector_ge_<mode>_p): Ditto.
9259 (vector_gtu_<mode>_p): Ditto.
9260 (cr6_test_for_zero): Ditto.
9261 (cr6_test_for_zero_reverse): Ditto.
9262 (cr6_test_for_lt): Ditto.
9263 (cr6_test_for_lt_reverse): Ditto.
9264 (xor<mode>3): Ditto.
9265 (ior<mode>3): Ditto.
9266 (and<mode>3): Ditto.
9267 (one_cmpl<mode>2): Ditto.
9268 (nor<mode>2): Ditto.
9269 (andc<mode>2): Ditto.
9270 (float<VEC_int<mode>2): Ditto.
9271 (unsigned_float<VEC_int><mode>2): Ditto.
9272 (fix_trunc<mode><VEC_int>2): Ditto.
9273 (fixuns_trunc<mode><VEC_int>2): Ditto.
9275 (vec_set<mode>): Ditto.
9276 (vec_extract<mode>): Ditto.
9277 (vec_interleave_highv4sf): Ditto.
9278 (vec_interleave_lowv4sf): Ditto.
9279 (vec_realign_load_<mode>): Ditto.
9280 (vec_shl_<mode>): Ditto.
9281 (vec_shr_<mode>): Ditto.
9282 (div<mode>3): New patterns for VSX.
9283 (vec_interleave_highv2df): Ditto.
9284 (vec_interleave_lowv2df): Ditto.
9285 (vec_pack_trunc_v2df): Ditto.
9286 (vec_pack_sfix_trunc_v2df): Ditto.
9287 (vec_pack_ufix_trunc_v2df): Ditto.
9288 (vec_unpacks_hi_v4sf): Ditto.
9289 (vec_unpacks_lo_v4sf): Ditto.
9290 (vec_unpacks_float_hi_v4si): Ditto.
9291 (vec_unpacks_float_lo_v4si): Ditto.
9292 (vec_unpacku_float_hi_v4si): Ditto.
9293 (vec_unpacku_float_lo_v4si): Ditto.
9294 (movmisalign<mode>): Ditto.
9295 (vector_ceil<mode>2): New patterns for vectorizing math library.
9296 (vector_floor<mode>2): Ditto.
9297 (vector_btrunc<mode>2): Ditto.
9298 (vector_copysign<mode>3): Ditto.
9300 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9301 predicate for setting the high bit in each word, used for copysign.
9303 * config/rs6000/ppc-asm.h (f19): Whitespace.
9304 (f32-f63): Define if VSX.
9305 (v0-v31): Define if Altivec.
9306 (vs0-vs63): Define if VSX.
9308 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9310 * config/rs6000/power7.md: New file, provide tuning parameters for
9313 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9314 (rs6000_cpu_cpp_builtins): Ditto.
9315 (altivec_overloaded_builtins): Ditto.
9316 (altivec_resolve_overloaded_builtin): Ditto.
9318 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9319 debug switch to disable vectorizing simple math builtin
9322 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9323 Vectorize simple math builtin functions.
9324 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9325 hook to vectorize math builtins.
9326 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9327 (rs6000_builtin_conversion): Add VSX/power7 support.
9328 (rs6000_builtin_vec_perm): Ditto.
9329 (vsplits_constant): Add support for loading up a vector constant
9330 with just the high bit set in each part.
9331 (rs6000_expand_vector_init): Add VSX/power7 support.
9332 (rs6000_expand_vector_set): Ditto.
9333 (rs6000_expand_vector_extract): Ditto.
9334 (rs6000_emit_move): Ditto.
9335 (bdesc_3arg): Ditto.
9336 (bdesc_2arg): Ditto.
9337 (bdesc_1arg): Ditto.
9338 (rs6000_expand_ternop_builtin): Ditto.
9339 (altivec_expand_builtin): Ditto.
9340 (rs6000_expand_unop_builtin): Ditto.
9341 (rs6000_init_builtins): Ditto.
9342 (altivec_init_builtins): Ditto.
9343 (builtin_function_type): Ditto.
9344 (rs6000_common_init_builtins): Ditto.
9345 (rs6000_handle_altivec_attribute); Ditto.
9346 (rs6000_mangle_type): Ditto.
9347 (rs6000_vector_mode_supported_p): Ditto.
9348 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9351 * config/rs6000/vsx.md: New file for VSX support.
9353 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9354 identifing values with just the most significant bit set.
9355 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9356 vectorized builtins.
9358 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9359 (UNSPEC_VRFIM): Delete.
9360 (splitter for loading up vector with most significant bit): New
9361 splitter for vectorizing copysign.
9362 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9363 vectorizing simple math functions.
9364 (altivec_vrfip): Add support for vectorizing simple math functions.
9365 (altivec_vrfim): Ditto.
9366 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9368 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9369 (power7.md, vsx.md): Include for power7 support.
9370 (copysigndf3): Use VSX instructions if -mvsx.
9371 (negdf2_fpr): Ditto.
9372 (absdf2_fpr): Ditto.
9373 (nabsdf2_fpr): Ditto.
9374 (adddf3_fpr): Ditto.
9375 (subdf3_fpr): Ditto.
9376 (muldf3_fpr): Ditto.
9377 (divdf3_fpr): Ditto.
9378 (fix_truncdfdi2_fpr): Ditto.
9379 (cmpdf_internal1): Ditto.
9380 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9381 (btruncdf2, btruncdf2_fpr): Ditto.
9382 (ceildf2, ceildf2_fpr): Ditto.
9383 (floordf2, floordf2_fpr): Ditto.
9384 (floatdidf2, floatdidf2_fpr): Ditto.
9385 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9386 (fmsubdf4_fpr): Ditto.
9387 (fnmadddf4_fpr_1): Ditto.
9388 (fnmadddf4_fpr_2): Ditto.
9389 (fnmsubdf4_fpr_1): Ditto.
9390 (fnmsubdf4_fpr_2): Ditto.
9391 (fixuns_truncdfdi2): Add expander for VSX support.
9392 (fix_truncdfdi2): Ditto.
9393 (fix_truncdfsi2): Ditto.
9395 (btruncsf2): Whitespace.
9396 (movdf_hardfloat32): Add support for VSX registers.
9397 (movdf_softfloat32): Ditto.
9398 (movdf_hardfloat64): Ditto.
9399 (movdf_hardfloat64_mfpgpr): Ditto.
9400 (movdf_softfloat64): Ditto.
9401 (movti splitters): Add check for vector registers supporting
9402 TImode in the future.
9403 (bpermd): Add power7 bpermd instruction.
9405 * config/rs6000/altivec.h (vec_div): Define if VSX.
9409 (vec_nearbyint): Ditto.
9412 (all predicates): Use the generic builtin function, and not the V4SF
9413 specific function so that the predicates will work with VSX's V2DF.
9417 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9418 Document new VSX functions and types.
9420 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9423 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9424 "wa", and "j" constraints. Modify "v" to talk about Altivec
9425 instead of just vector.
9427 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9430 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9431 location for phi arguments.
9432 (rewrite_update_phi_arguments): Find locations for reaching defs.
9433 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9434 Add location to add_phi_arg calls.
9435 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9436 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9437 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9438 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9439 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9440 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9441 * tree-phinodes.c (make_phi_node): Initialize location.
9442 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9443 (add_phi_arg): Add location parameter.
9444 (remove_phi_arg_num): Move location when moving phi argument.
9445 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9447 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9448 slpeel_update_phi_nodes_for_guard1,
9449 slpeel_update_phi_nodes_for_guard2,
9450 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9451 vect_loop_versioning): Set locations.
9452 * tree-parloops.c (create_phi_for_local_result,
9453 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9454 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9455 * tree-vect-loop.c (get_initial_def_for_induction,
9456 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9458 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9459 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9460 (gimple_phi_arg_set_location): New. Set locus.
9461 (gimple_phi_arg_has_location): New. Check for locus.
9462 (redirect_edge_var_map_location): New. Return locus from var_map.
9463 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9464 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9465 combining PHI arguments.
9466 (cond_store_replacement): Set location.
9467 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9468 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9469 scop_add_exit_phis_edge): Add locations.
9470 * tree-cfgcleanup.c (remove_forwarder_block,
9471 remove_forwarder_block_with_phi): Add locations.
9472 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9473 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9475 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9476 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9477 flush_pending_stmts): Add source location.
9478 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9479 stack to preserve locations.
9480 * tree-vect-stmts.c (vectorizable_load): Add location.
9481 * tree-inline.c (copy_phis_for_bb): Copy locus.
9482 (setup_one_parameter): Add call locus to inlined parameter stmts.
9483 (initialize_inlined_parameters): Pass in call location as parameter
9485 (tree_function_versioning): Pass location to setup_one_parameter.
9486 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9487 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9488 copy and edge lists.
9489 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9490 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9491 locus parameter and override the stmt default if provided.
9492 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9493 elim_graph_add_edge, elim_graph_remove_succ_edge,
9494 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9495 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9496 eliminate_phi): Add locus info in elimination graph for each edge and
9498 (insert_backedge_copies): Copy locus if present.
9499 * tree-flow.h (struct _edge_var_map): Add locus field.
9500 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9501 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9502 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9504 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9506 2009-07-30 Martin Jambor <mjambor@suse.cz>
9508 PR tree-optimization/40570
9509 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9512 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9514 * ssa-loop-manip.c: Include langhooks.h.
9515 (rewrite_phi_with_iv): New.
9516 (rewrite_all_phi_nodes_with_iv): New.
9517 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9518 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9519 * tree-parloops.c (loop_parallel_p): Move out all conditions
9520 except dependency check.
9521 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9522 (gen_parallel_loop): Call canonicalize_loop_ivs without
9523 reduction_list argument.
9524 (build_new_reduction): New.
9525 (gather_scalar_reductions): New.
9526 (try_get_loop_niter): New.
9527 (try_create_reduction_list): New.
9528 (parallleize_loops): Change the parallel conditions check.
9529 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9530 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9532 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9534 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9536 * doc/options.texi (Option properties): Mention new quoting syntax.
9538 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9540 * config/alpha/alpha.c (alpha_start_function):
9541 Handle VMS_DEBUG_MAIN_POINTER
9542 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9543 * doc/invoke.texi: Document -mdebug-main switch.
9545 2009-07-29 Richard Henderson <rth@redhat.com>
9547 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9548 (cgraph_create_edge_including_clones): Likewise.
9549 * tree-inline.c (copy_bb): Operate on the correct edges
9550 when updating the callgraph.
9552 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9554 * config/alpha/vms-cc.c: Deleted.
9555 * config/alpha/vms-ld.c: Deleted.
9556 * config/alpha/t-vms64: Moved to config/vms
9557 * config/alpha/vms-crt0-64.c: Moved to config/vms
9558 * config/alpha/vms-crt0.c: Moved to config/vms
9559 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9560 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9561 * config/alpha/xm-vms.h: Moved to config/vms
9562 * config/alpha/x-vms: Moved to config/vms
9563 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9565 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9566 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9568 * config/vms/t-vms64: Moved here from config/alpha
9569 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9570 (argc,argv,envp): Enforce 32bit malloc'ing.
9571 * config/vms/vms-psxcrt0-64.c: Likewise.
9572 * config/vms/vms-crt0.c: Moved here from config/alpha.
9573 * config/vms/vms-psxcrt0.c: Likewise.
9574 * config/vms/vms-crtl-64.h: New file.
9575 * config/vms/vms-crtl.h: New file.
9576 * config/vms/vms.opt: New file.
9577 * config/vms/xm-vms64.h: New file.
9578 * config/vms/xm-vms.h: Moved here from config/alpha.
9579 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9581 * config/vms/x-vms: Moved here from config/alpha.
9582 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9583 (vms-ld.o, vms-cc.o): Removed.
9584 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9586 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9588 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9589 correct stack (obvious VMS fix).
9591 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9593 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9594 date, version info if VMS_DEBUGGING_INFO defined.
9595 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9596 size, date calculating code moved here.
9598 2009-07-29 Paul Brook <paul@codesourcery.com>
9600 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9603 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9606 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9607 to DImode when generating insq_le insn.
9609 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9611 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9612 New macro set for VMS_DEBUGGGING_INFO.
9613 (AT_string_form): Use it.
9615 2009-07-28 DJ Delorie <dj@redhat.com>
9617 * config/mep/mep.c (vtext_section): New.
9618 (vftext_section): New.
9619 (ftext_section): New.
9620 (mep_select_section): Add support for functions.
9621 (mep_unique_section): Likewise.
9622 (mep_asm_init_sections): Likewise.
9623 (mep_encode_section_info): Remove it from here.
9625 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9627 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9629 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9630 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9632 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9634 * dwarf2out.c (output_file_names): Test new macro
9635 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9636 (add_comp_dir_attribute): Likewise.
9638 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9640 * config/i386/mingw-w64.h (LINK_SPEC): Add
9641 separating space between commands.
9643 2009-07-28 Jan Hubicka <jh@suse.cz>
9645 PR tree-optimization/40759
9646 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9649 2009-07-27 DJ Delorie <dj@redhat.com>
9651 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9652 types are dword-aligned.
9653 (mep_expand_va_start): Likewise.
9655 2009-07-27 Olivier Hainque <hainque@adacore.com>
9656 Douglas B Rupp <rupp@gnat.com>
9658 * convert.c (convert_to_pointer): Don't assume the target
9659 pointer type is POINTER_SIZE long. Fetch its precision instead.
9661 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9663 * system.h (fopen): Undefine if macro.
9665 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9667 * dwarf2out.c (output_cfi_p): Removed.
9668 (output_cfis): New function.
9669 (output_fde): New function, split from output_call_frame_info.
9670 (output_call_frame_info): Use it.
9671 (dwarf2out_switch_text_section): Use output_cfis.
9673 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9675 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9676 TARGET_BI_ARCH is specified without enabling SJLJ.
9677 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9678 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9680 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9682 * arm.md (negdi2): Use DImode if forcing a value into a register.
9684 2009-07-26 Ira Rosen <irar@il.ibm.com>
9686 PR tree-optimization/40801
9687 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9688 of vector operand from the previous copy of vector statement.
9689 Pass the correct definition type value to
9690 vect_get_vec_def_for_stmt_copy().
9692 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9694 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9695 const char ** conversion.
9697 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9699 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9700 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9701 (gcc_unreachable): Invoke __builtin_unreachable() if
9702 !ENABLE_ASSERT_CHECKING.
9704 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9706 PR rtl-optimization/40445
9707 * emit-rtl.c (next_nonnote_insn_bb): New function.
9708 * rtl.h (next_nonnote_insn_bb): Declare new function.
9709 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9710 with no successors that is the successor of the ENTRY_BLOCK.
9711 Continue from the top after removing an empty fallthrough block.
9712 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9713 of next_nonnote_insn.
9715 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9717 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9719 2009-07-25 Martin Jambor <mjambor@suse.cz>
9721 * c-common.c (c_common_attribute_table): New element for noclone.
9722 (handle_noclone_attribute): New function. Forward-declare.
9723 * tree-inline.c (tree_versionable_function_p): Check for noclone
9725 * doc/extend.texi (Labels as Values): Document need for noclone.
9726 (Function Attributes): Document noclone attribute.
9728 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9730 PR rtl-optimization/34999
9731 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9732 and dw_fde_switched_cold_to_hot fields.
9733 (output_cfi_p): New function.
9734 (output_call_frame_info): If fde->dw_fde_switched_sections,
9735 output 2 FDEs instead of one with corrupted header.
9736 (dwarf2out_do_cfi_startproc): New function.
9737 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9738 and fde->dw_fde_switched_cold_to_hot.
9739 (dwarf2out_switch_text_section): Compute
9740 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9741 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9742 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9743 Otherwise, compute fde->dw_fde_switch_cfi.
9745 2009-07-24 Cary Coutant <ccoutant@google.com>
9747 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9749 2009-07-24 Cary Coutant <ccoutant@google.com>
9751 * cfghooks.c (split_block): Copy discriminator to new block.
9752 * tree-cfg.c (assign_discriminator): Check location of last
9753 instruction in block as well as first.
9755 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9757 * config/i386/linux.c: Use fputs or putc instead of fprintf
9759 * config/i386/gas.h: Ditto.
9760 * config/i386/x86-64.h: Ditto.
9761 * config/i386/att.h: Ditto.
9763 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9765 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9768 2009-07-24 Martin Jambor <mjambor@suse.cz>
9770 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9771 (ipa_push_func_to_list_1): Declare.
9772 (ipa_push_func_to_list): New function.
9774 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9775 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9776 (ipa_push_func_to_list): Removed.
9777 (ipa_pop_func_from_list): Clear node_enqueued flag.
9779 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9781 * config/s390/s390.c (override_options): Default
9782 max-unrolled-insns to 100 for z10 tuning.
9784 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9786 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9787 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9788 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9789 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9790 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9791 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9792 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9794 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9796 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9797 use default set in mingw32.h header.
9798 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9799 64-bit /mingw/include path.
9800 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9803 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9805 PR rtl-optimization/40209
9806 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9808 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9810 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9811 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9812 with the rest of string where appropriate. Use fputs or putc
9813 instead of fprintf where appropriate.
9815 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9816 Pat Haugen <pthaugen@us.ibm.com>
9817 Revital Eres <ERES@il.ibm.com>
9819 * config/rs6000/vector.md: New file. Move most of the vector
9820 expander support here from altivec.md to allow for the VSX vector
9821 unit in the future. Add support for secondary_reload patterns.
9822 Rewrite the patterns for vector comparison, and vector comparison
9823 predicate instructions so that the RTL expresses the desired
9824 behavior, instead of using unspec.
9826 * config/rs6000/constraints.md ("f" constraint): Use
9827 rs6000_constraints to hold the precalculated register class.
9828 ("d" constraint): Ditto.
9829 ("wd" constraint): New constraint for VSX.
9830 ("wf" constraint): Ditto.
9831 ("ws" constraint): Ditto.
9832 ("wa" constraint): Ditto.
9833 ("wZ" constraint): Ditto.
9834 ("j" constraint): Ditto.
9836 * config/rs6000/predicates.md (vsx_register_operand): New
9838 (vfloat_operand): New predicate for vector.md.
9839 (vint_operand): Ditto.
9840 (vlogical_operand): Ditto.
9841 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9842 (easy_vector_constant): Add VSX support.
9843 (altivec_indexed_or_indirect_operand): New predicate for
9844 recognizing Altivec style memory references with AND -16.
9846 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9847 for vector secondary reload support.
9848 (rs6000_vector_reg_class): Delete, replacing it with
9850 (rs6000_vsx_reg_class): Ditto.
9851 (rs6000_constraints): New array to hold the register classes of
9852 each of the register constraints that can vary at runtime.
9853 (builtin_mode_to_type): New static array for builtin function type
9855 (builtin_hash_table): New static hash table for builtin function
9857 (TARGET_SECONDARY_RELOAD): Define target hook.
9858 (TARGET_IRA_COVER_CLASSES): Ditto.
9859 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9860 registers are 128 bits if VSX memory reference instructions are used.
9861 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9863 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9864 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9865 Print several of the scheduling related parameters.
9866 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9867 rs6000_constraints instead of rs6000_vector_reg_class. Move
9868 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9869 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9870 Altivec. Add VSX support. Setup for secondary reload support on
9871 Altivec/VSX registers.
9872 (rs6000_override_options): Make power7 set the scheduling groups
9873 like the power5. Add support for new debug switches to override
9874 the scheduling defaults. Temporarily disable -mcpu=power7 from
9875 setting -mvsx. Add support for debug switches -malways-hint,
9876 -msched-groups, and -malign-branch-targets.
9877 (rs6000_buitlin_conversion): Add support for returning unsigned
9878 vector conversion functions to fix regressions due to stricter
9880 (rs6000_builtin_mul_widen_even): Ditto.
9881 (rs6000_builtin_mul_widen_odd): Ditto.
9882 (rs6000_builtin_vec_perm): Ditto.
9883 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9884 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9886 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9888 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9889 VSX types for bit operations. Changes to accomidate vector.md.
9890 (bdesc_2arg): Ditto.
9891 (bdesc_1arg): Ditto.
9892 (struct builtin_description_predicates): Rewrite predicate
9893 handling so that RTL describes the operation, instead of passing
9894 the instruction to be used as a string argument.
9895 (bdesc_altivec_preds): Ditto.
9896 (altivec_expand_predicate_builtin): Ditto.
9897 (altivec_expand_builtin): Ditto.
9898 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9899 statement for vsldoi support.
9900 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9901 (altivec_expand_st_builtin): Ditto.
9902 (paired_expand_builtin): Whitespace changes.
9903 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9904 builtin_mode_to_type table for secondary reload. Call
9905 builtin_function_type to build random builtin functions.
9906 (altivec_init_builtins): Change to use builtin_function_type to
9907 create builtin function types dynamically as we need them.
9908 (builtin_hash_function): New support for hashing the tree types
9909 for builtin function as we need it, rather than trying to build
9910 all of the trees that we need. Add initial preliminary VSX support.
9911 (builtin_function_type): Ditto.
9912 (builtin_function_eq): Ditto.
9913 (builtin_hash_struct): Ditto.
9914 (rs6000_init_builtins): Ditto.
9915 (rs6000_common_init_builtins): Ditto.
9916 (altivec_init_builtins): Ditto.
9917 (rs6000_common_init_builtins): Ditto.
9918 (enum reload_reg_type): New enum for simplifing reg classes.
9919 (rs6000_reload_register_type): Simplify register classes into GPR,
9920 Vector, and other registers. Altivec and VSX addresses in reload.
9921 (rs6000_secondary_reload_inner): Ditto.
9922 (rs6000_ira_cover_classes): New target hook, that returns the
9923 appropriate cover classes, based on -mvsx being used or not.
9924 (rs6000_secondary_reload_class): Add VSX support.
9925 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9926 (get_vsel_insn): Ditto.
9927 (rs6000_emit_vector_compare): Rewrite vector conditional support
9928 so that where we can, we use RTL operators, instead of blindly use
9930 (rs6000_emit_vector_select): Ditto.
9931 (rs6000_emit_vector_cond_expr): Ditto.
9932 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9933 (create_TOC_reference): Add -mdebug=addr support.
9934 (emit_frame_save): VSX loads/stores need register indexed addressing.
9936 * config/rs6000/rs6000.md: Include vector.md.
9938 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9940 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9941 support for V2DI, V2DF in logical, permute, select operations.
9943 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9944 switch for vsx/power7.
9945 (-mvsx-scalar-memory): Ditto.
9946 (-mvsx-align-128): Ditto.
9947 (-mallow-movmisalign): Ditto.
9948 (-mallow-df-permute): Ditto.
9949 (-msched-groups): Ditto.
9950 (-malways-hint): Ditto.
9951 (-malign-branch-targets): Ditto.
9953 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9955 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9956 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9957 (rs6000_vector_reg_class): Delete.
9958 (rs6000_vsx_reg_class): Ditto.
9959 (enum rs6000_reg_class_enum): New enum for the constraints that
9960 vary based on target switches.
9961 (rs6000_constraints): New array to hold the register class for all
9962 of the register constraints that vary based on the switches used.
9963 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9964 (enum rs6000_builtins): Add unsigned varients for the builtin
9965 declarations returned by target hooks for expanding multiplies,
9966 select, and permute operations. Add VSX builtins.
9967 (enum rs6000_builtin_type_index): Add entries for VSX.
9968 (V2DI_type_node): Ditto.
9969 (V2DF_type_node): Ditto.
9970 (unsigned_V2DI_type_node): Ditto.
9971 (bool_long_type_node): Ditto.
9972 (intDI_type_internal_node): Ditto.
9973 (uintDI_type_internal_node): Ditto.
9974 (double_type_internal_node): Ditto.
9976 * config/rs6000/altivec.md (whole file): Move all expanders to
9977 vector.md from altivec.md. Rename insn matching functions to be
9979 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9980 (altivec_vcmp*): Ditto.
9981 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9982 (VM): New iterator for moves that includes the VSX types.
9983 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9984 (altivec_vperm_<mode>_uns): New, for unsigned types.
9985 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9986 (altivec_eq<mode>): Ditto.
9987 (altivec_gt<mode>): Ditto.
9988 (altivec_gtu<mode>): Ditto.
9989 (altivec_eqv4sf): Ditto.
9990 (altivec_gev4sf): Ditto.
9991 (altivec_gtv4sf): Ditto.
9992 (altivec_vcmpbfp_p): Ditto.
9994 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9996 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9999 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10002 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10003 ASM_SHORT instead of .word.
10004 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10005 instead of .word in asm template.
10007 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10010 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10011 (process_bb_node_lives): Use it.
10013 * ira.c (setup_cover_and_important_classes): Don't setup
10014 ira_important_class_nums. Add cover classes to the end of
10016 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10018 (find_reg_class_closure): Use reorder_important_classes.
10020 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10022 * config/i386/i386.c (i386_ira_cover_classes): New function.
10023 (TARGET_IRA_COVER_CLASSES): Redefine.
10025 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10026 importance of order of cover classes in the array.
10028 2009-07-22 Diego Novillo <dnovillo@google.com>
10030 * tree-pass.h (TDF_EH): Define.
10031 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10032 contains TDF_EH, print the EH region number holding GS.
10033 * tree-dump.c (dump_options): Add "eh".
10034 * doc/invoke.texi: Document it.
10036 2009-07-22 Doug Kwan <dougkwan@google.com>
10038 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10040 2009-07-22 Michael Matz <matz@suse.de>
10042 PR tree-optimization/35229
10043 PR tree-optimization/39300
10045 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10046 (inhibit_phi_insertion): New function.
10047 (insert_into_preds_of_block): Call it for REFERENCEs.
10048 (init_pre): Initialize and finalize scalar evolutions.
10049 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10051 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10053 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10054 Use CONST_VECTOR_NUNITS to determine number of elements.
10056 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10058 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10059 (U, W): Constraints are now deprecated and will be removed if we
10060 run out of letters.
10061 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10063 ("prefetch"): Add the stcmh instruction for prefetching.
10064 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10066 (s390_short_displacement): Return always true if compiling for
10067 machines not providing the long displacement facility.
10068 (s390_mem_constraint): Support the new constraint letter Z.
10069 (s390_check_qrst_address): New function.
10071 2009-07-21 DJ Delorie <dj@redhat.com>
10073 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10076 2009-07-21 Jason Merrill <jason@redhat.com>
10078 * c-common.c (max_tinst_depth): Increase default to 1024.
10080 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10082 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10083 (vec_unpacku_float_lo_v4si): Ditto.
10085 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10088 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10089 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10090 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10091 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10093 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10095 PR tree-optimization/40813
10096 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10099 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10101 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10102 with a NOP_EXPR if needed.
10104 2009-07-21 Paul Brook <paul@codesourcery.com>
10106 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10107 Terminate debug dump with newline.
10109 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10111 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10112 Cast "1" to unsigned HOST_WIDE_INT.
10113 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10114 deposit length to the maximum length - lsb. Extend length if
10115 HOST_BITS_PER_WIDE_INT is 32.
10117 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10119 * cgraph.h (constant_pool_htab): New function.
10120 (constant_descriptor_tree): Move from varasm.c.
10121 * varasm.c (constant_pool_htab): New function.
10122 (constant_descriptor_tree): Move to cgraph.h.
10124 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10126 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10128 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10130 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10133 2009-07-20 Xinliang David Li <davidxl@google.com>
10135 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10137 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10139 * config/mips/mips.md (move_type): Add arith.
10140 (type): Handle arith.
10141 (zero_extendsidi2): Rename this into ...
10142 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10143 (zero_extendsidi2): New expander.
10144 (*zero_extendsidi2_dext): New pattern.
10146 2009-07-20 Nick Clifton <nickc@redhat.com>
10148 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10149 to set MIPS_ABI_DEFAULT.
10150 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10152 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10154 * tree-object-size.c (addr_object_size): Handle unions with
10155 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10157 PR tree-optimization/40792
10158 * tree.c (build_function_type_skip_args): Remove bogus assert.
10160 2009-07-20 Jan Hubicka <jh@suse.cz>
10161 Martin Jambor <mjambor@suse.cz>
10163 * cgraph.h (combined_args_to_skip): New field.
10164 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10165 combined_args_to_skip and args_to_skip.
10166 * tree-inline.c (update_clone_info): New function.
10167 (tree_function_versioning): Call update_clone_info.
10168 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10170 (cgraph_materialize_all_clones): More extensive dumping, working
10171 with combined_args_to_skip rather than args_to_skip.
10173 2009-07-20 Ira Rosen <irar@il.ibm.com>
10175 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10176 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10177 (get_initial_def_for_reduction): Likewise.
10178 (vectorizable_reduction): Skip the check of first operand in case
10179 of COND_EXPR. Add check that it is outer loop vectorization if
10180 nested cycle was detected. Call vectorizable_condition() for
10181 COND_EXPR. If reduction epilogue cannot be created do not fail for
10182 nested cycles (if it is not double reduction). Assert that there
10183 is only one type in the loop in case of COND_EXPR. Call
10184 vectorizable_condition() to vectorize COND_EXPR.
10185 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10186 Add parameters. Allow nested cycles if called from
10187 vectorizable_reduction(). Use reduction vector variable if provided.
10188 (vect_analyze_stmt): Call vectorizable_reduction() before
10189 vectorizable_condition().
10190 (vect_transform_stmt): Update call to vectorizable_condition().
10192 2009-07-20 Christian Bruel <christian.bruel@st.com>
10194 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10195 * doc/invoke.texi (-mfmovd): Likewise.
10196 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10198 2009-07-20 Jan Hubicka <jh@suse.cz>
10200 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10201 when handling SSA name.
10203 2009-07-19 Jan Hubicka <jh@suse.cz>
10205 PR tree-optimization/40676
10206 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10207 virtual PHIs in empty BBs.
10209 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10211 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10212 re-expanded the compound use gen_lowpart instead to convert to the
10215 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10217 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10218 OUTER_CONST arguments.
10219 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10220 the new wider mode will be masked off.
10221 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10223 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10225 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10226 high-order bits are zero.
10228 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10230 * combine.c (simplify_shift_const_1): Split code to determine
10231 shift_mode into ...
10232 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10233 new bits shifted in are identical to the old sign bit.
10235 2009-07-18 Richard Guenther <rguenther@suse.de>
10238 * gimplify.c (gimplify_call_expr): Reject code using results from
10239 functions returning void.
10241 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10243 * doc/md.texi: Document the new PowerPC "es" constraint.
10244 Document that "m" can include automodified addresses on this target,
10245 and explain how %U must be used. Extend the "Q" and "Z" documentation
10246 to suggest "es" as well as "m".
10247 * config/rs6000/constraints.md (es): New memory constraint.
10248 (Q, Z): Update strings to match new documentation.
10250 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10252 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10253 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10254 * config/rs6000/predicates.md (volatile_mem_operand): Use
10255 offsettable_nonstrict_memref_p.
10256 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10257 (*floatunssidf2_internal): Likewise.
10258 (*fix_truncdfsi2_internal): Likewise.
10259 (*fix_trunctfsi2_internal): Likewise.
10261 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10263 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10264 atmega32u2 devices.
10265 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10267 2009-07-17 Richard Guenther <rguenther@suse.de>
10270 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10271 (pass_warn_unused_result): Likewise.
10272 (TODO_set_props): Remove.
10273 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10275 (pass_diagnose_omp_blocks): Define.
10276 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10277 (c_gimple_diagnostics_recursively): Remove.
10278 (finish_function): Do not call it.
10279 (c_write_global_declarations): Continue after errors.
10280 Finalize the CU here.
10281 * c-gimplify.c (c_genericize): Do not gimplify here.
10282 * c-common.c (c_warn_unused_result): Move ...
10283 * tree-cfg.c (do_warn_unused_result): ... here.
10284 (run_warn_unused_result): New function.
10285 (gate_warn_unused_result): New function.
10286 (pass_warn_unused_result): New pass.
10287 * c-common.h (c_warn_unused_result): Remove.
10288 * flags.h (flag_warn_unused_result): Declare.
10289 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10290 * opts.c (flag_warn_unused_result): Initialize to false.
10291 * toplev.c (compile_file): Add comment.
10292 * omp-low.c (create_omp_child_function): Do not register
10293 the function with the frontend.
10294 (diagnose_omp_structured_block_errors): Prepare to be
10295 called as optimization pass.
10296 (gate_diagnose_omp_blocks): New function.
10297 (pass_diagnose_omp_blocks): New pass.
10298 * cgraph.h (cgraph_optimize): Remove.
10299 (cgraph_analyze_function): Likewise.
10300 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10301 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10302 before their parents here.
10303 (cgraph_finalize_function): Not here.
10304 (cgraph_analyze_function): Gimplify functions here.
10305 (cgraph_finalize_compilation_unit): Continue after errors.
10306 Optimize the callgraph from here.
10307 (cgraph_optimize): Make static.
10308 * langhooks.c (write_global_declarations): Finalize the CU.
10309 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10310 (gimplify_function_tree): Assert we gimplify only once.
10311 Set PROP_gimple_any property.
10312 * tree-nested.c (gimplify_all_functions): New function.
10313 (lower_nested_functions): Gimplify all nested functions.
10314 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10315 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10316 and pass_diagnose_omp_blocks after gimplification. Do not
10317 set TODO_set_props on all_lowering_passes.
10318 (execute_one_pass): Do not handle TODO_set_props.
10319 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10320 (gimplify.o): Add tree-pass.h dependency.
10321 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10322 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10323 (unsave_r): Likewise.
10324 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10325 temporary variable.
10327 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10329 * doc/service.texi (Service): Restore previously removed link,
10330 which isn't broken after all.
10332 2009-07-17 Richard Guenther <rguenther@suse.de>
10334 PR tree-optimization/40321
10335 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10336 PHI nodes to the maximal set.
10337 (make_values_for_phi): Add PHI arguments to the maximal set.
10338 (execute_pre): Dump PHI_GEN and the maximal set.
10340 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10343 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10346 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10348 * doc/extend.texi (Nested Functions): Replace broken link with
10350 * doc/service.texi (Service): Remove broken link.
10352 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10355 * builtins.c (expand_builtin_memcmp): Use loc instead of
10356 EXPR_LOCATION (exp).
10357 (expand_builtin_strncmp): Likewise.
10359 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10360 Manuel López-Ibáñez <manu@gcc.gnu.org>
10363 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10364 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10365 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10366 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10367 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10368 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10369 tree-inline.c, c-common.c, c-common.h, gimple.c,
10370 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10371 convert.c: Add location argument to fold_{unary,binary,ternary},
10372 fold_build[123], build_call_expr, build_size_arg,
10373 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10374 fold_build1_initializer, fold_build2_initializer,
10375 fold_build3_initializer, fold_build_call_array,
10376 fold_build_call_array_initializer, fold_single_bit_test,
10377 omit_one_operand, omit_two_operands, invert_truthvalue,
10378 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10379 combine_comparisons, fold_builtin_*, fold_call_expr,
10380 build_range_check, maybe_fold_offset_to_address, round_up,
10383 2009-07-16 Jason Merrill <jason@redhat.com>
10386 * c-common.c (c_common_reswords): Add __is_standard_layout
10388 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10389 * doc/implement-cxx.texi: New.
10390 * doc/gcc.texi: Include it.
10392 2009-07-16 DJ Delorie <dj@redhat.com>
10394 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10395 compares that may be indirectly affected by previous instructions.
10397 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10399 * builtins.c (do_mpc_arg2): New.
10400 (fold_builtin_2): Fold builtin cpow.
10401 * real.h (HAVE_mpc_pow): New.
10403 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10405 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10406 comparison to skip unprofitable schedule
10408 2009-07-16 Simon Baldwin <simonb@google.com>
10410 * gcc.c (option_map): New flag -no-canonical-prefixes.
10411 * (display_help): Print help text for new flag.
10412 * (process_command): Move options translation and language specifics
10413 and handle new flag early. Use it to set a function pointer to a
10414 prefix builder. Replace make_relative_prefix calls with calls to
10415 the function pointed to. Ignore new flag in regular options handling.
10416 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10418 2009-07-15 DJ Delorie <dj@redhat.com>
10420 * config/mep/mep.md (sibcall_internal): Change register to avoid
10421 argument registers.
10422 (sibcall_value_internal): Likewise.
10424 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10426 PR rtl-optimization/40710
10427 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10429 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10431 * config/mips/mips.md (*extenddi_truncate<mode>,
10432 *extendsi_truncate<mode>): Change type attribute to move_type
10433 with shift_shift. Split out code handling exts from here ...
10434 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10436 (*extendhi_truncateqi): Change type attribute to move_type with
10437 shift_shift. Split out code handling exts from here ...
10438 (*extendhi_truncateqi_exts): ... to this new pattern.
10440 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10442 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10443 instead of "and" with inverted sign bit mask value. Use
10444 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10445 Allocate registers only for operand 4 and operand 5.
10447 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10449 PR middle-end/40747
10450 * fold-const.c (fold_cond_expr_with_comparison): When folding
10451 < and <= to MIN, make sure the MIN uses the same type as the
10452 comparison's operands.
10454 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10456 * arm.md (ior_xor): New code iterator.
10457 (split for ior/xor with shift and zero-extend): New split pattern.
10458 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10460 2009-07-15 Richard Guenther <rguenther@suse.de>
10462 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10465 2009-07-15 Richard Guenther <rguenther@suse.de>
10467 PR middle-end/40753
10468 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10470 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10472 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10473 handle 2.6.30 kernel.
10475 2009-07-15 DJ Delorie <dj@redhat.com>
10477 * config/mep/mep.md (sibcall_internal): Change register to allow
10478 for 24-bit addresses.
10479 (sibcall_value_internal): Likewise.
10481 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10483 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10484 that are enabled/disabled by the flags introduced by a previous patch.
10486 2009-07-14 DJ Delorie <dj@redhat.com>
10488 * config/mep/mep.md (sibcall_internal): Include non-toggling
10490 (sibcall_value_internal): Likewise.
10492 2009-07-14 Taras Glek <tglek@mozilla.com>
10493 Rafael Espindola <espindola@google.com>
10495 * doc/sourcebuild.texi: Document install-plugin target.
10496 * configure.ac: Added install-plugin target to language makefiles.
10497 * configure: Regenerate.
10498 * Makefile.in: (install-plugin): Install more headers,
10499 depend on lang.install-plugin.
10501 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10503 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10506 2009-07-14 DJ Delorie <dj@redhat.com>
10508 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10509 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10510 * config/mep/mep.md (sibcall_internal): Change test from
10511 mep_vliw_mode_match to mep_vliw_jmp_match.
10512 (sibcall_value_internal): Likewise.
10514 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10516 * config/i386/sse.md (copysign<mode>3): New expander.
10517 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10518 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10519 Use ix86_build_const_vector.
10520 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10521 IX86_BUILTIN_CPYSGNPD.
10522 (builtin_description): Add __builtin_ia32_copysignps and
10523 __builtin_ia32_copysignpd.
10524 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10525 and BUILT_IN_COPYSIGNF.
10527 2009-07-13 Jason Merrill <jason@redhat.com>
10529 * builtins.c (can_trust_pointer_alignment): New fn.
10530 (get_pointer_alignment): Factor it out from here.
10531 * tree.h: Declare it.
10533 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10535 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10538 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10542 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10544 2009-07-14 Richard Guenther <rguenther@suse.de>
10545 Andrey Belevantsev <abel@ispras.ru>
10547 PR middle-end/40745
10548 * cfgexpand.c (partition_stack_vars): Do not bother to update
10549 alias information when not optimizing.
10551 2009-07-14 Richard Guenther <rguenther@suse.de>
10552 Andrey Belevantsev <abel@ispras.ru>
10554 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10555 (pt_solution_set): Likewise.
10556 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10557 * tree-ssa-structalias.c (pt_solution_set): New function.
10558 * final.c (rest_of_clean_state): Free SSA data structures.
10559 * print-rtl.c (print_decl_name): Remove.
10560 (print_mem_expr): Implement in terms of print_generic_expr.
10561 * alias.c (ao_ref_from_mem): New function.
10562 (rtx_refs_may_alias_p): Likewise.
10563 (true_dependence): Query alias-export info.
10564 (canon_true_dependence): Likewise.
10565 (write_dependence_p): Likewise.
10566 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10568 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10569 (mem_expr_equal_p): Use operand_equal_p.
10570 (set_mem_attributes_minus_bitpos): Do not use
10571 component_ref_for_mem_expr.
10572 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10573 (update_alias_info_with_stack_vars): Likewise.
10574 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10575 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10576 explicitly nor clear stmt operands.
10577 Free the decl-to-pointer map.
10578 * tree-optimize.c (execute_free_datastructures): Do not free
10579 SSA data structures here.
10580 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10581 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10582 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10584 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10586 2009-07-13 DJ Delorie <dj@redhat.com>
10588 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10589 unrolling at the right iteration count.
10591 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10594 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10596 * haifa-sched.c (rank_for_schedule): Introduced flags to
10597 enable/disable individual scheduling heuristics.
10598 * common.opt: Introduced flags to enable/disable individual
10599 heuristics in the scheduler.
10600 * doc/invoke.texi: Introduced flags to enable/disable individual
10601 heuristics in the scheduler.
10603 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10605 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10606 config/i386/mingw-tls.c.
10607 * config/i386/mingw-tls.c: Removed.
10609 2009-07-13 Ira Rosen <irar@il.ibm.com>
10611 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10612 checks access only relevant statements.
10613 (vectorizable_reduction): Likewise.
10615 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10617 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10618 just for 32-bit case.
10620 2009-07-12 Jan Hubicka <jh@suse.cz>
10622 PR tree-optimization/40585
10623 * except.c (expand_resx_expr): When there already is resume
10624 instruction, produce linked list.
10625 (build_post_landing_pads): Assert that resume is empty.
10626 (connect_post_landing_pads): Handle resume lists.
10627 (dump_eh_tree): Dump resume list.
10629 2009-07-12 Ira Rosen <irar@il.ibm.com>
10631 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10632 with additional argument.
10633 * tree-vectorizer.h (enum vect_def_type): Add
10634 vect_double_reduction_def.
10635 (vect_is_simple_reduction): Add argument.
10636 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10638 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10639 vect_is_simple_reduction with additional argument.
10640 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10642 (reduction_code_for_scalar_code): Handle additional codes by
10643 returning ERROR_MARK for them. Fix comment and indentation.
10644 (vect_is_simple_reduction): Fix comment, add argument to specify
10645 double reduction. Detect double reduction.
10646 (get_initial_def_for_induction): Fix indentation.
10647 (get_initial_def_for_reduction): Fix comment and indentation.
10648 Handle double reduction. Create initial definitions that do not
10649 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10650 (vect_create_epilog_for_reduction): Fix comment, add argument to
10651 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10652 epilogue result extraction. Create double reduction phi node and
10653 replace relevant uses.
10654 (vectorizable_reduction): Call vect_is_simple_reduction with
10655 additional argument. Fix indentation. Update epilogue code treatment
10656 according to the changes in reduction_code_for_scalar_code. Check
10657 for double reduction. Call vect_create_epilog_for_reduction with
10658 additional argument.
10659 * tree-vect-stmts.c (process_use): Handle double reduction, update
10661 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10662 (vect_get_vec_def_for_operand): Likewise.
10664 2009-07-12 Danny Smith <dansmister@gmail.com>
10666 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10667 dllexport if !TREE_PUBLIC.
10668 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10670 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10672 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10673 (avr_extra_arch_macro) Remove declatation.
10674 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10675 (avr_extra_arch_macro) Declare as static.
10676 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10678 2009-07-11 Jan Hubicka <jh@suse.cz>
10680 PR middle-end/48388
10681 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10683 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10686 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10687 cold_in_std_section bits.
10688 (dwarf2out_begin_prologue): Initialize them.
10689 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10690 if already covered by text_section or cold_text_section range.
10692 PR rtl-optimization/40667
10693 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10694 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10695 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10696 * config/i386/i386.c (ix86_minimum_alignment): New function.
10697 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10698 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10699 * emit-rtl.c (gen_reg_rtx): Likewise.
10700 * function.c (assign_parms): Likewise. If nominal_type needs
10701 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10702 rather than passed_type's alignment.
10705 * function.c (assign_parm_setup_stack): Adjust
10706 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10707 from nominal_mode on big endian.
10709 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10711 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10713 2009-07-10 DJ Delorie <dj@redhat.com>
10715 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10717 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10719 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10721 (thumb2_cbnz): Likewise.
10723 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10726 * config.gcc (supported_defaults): Add synci.
10727 (with_synci): Add validation.
10728 (all_defaults): Add synci.
10729 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10732 * config/mips/mips.opt (msynci): New option.
10733 * config/mips/mips.c (mips_override_options): Warn on use of
10734 -msynci for targets that do now support it.
10735 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10737 * gcc/doc/invoke.texi (-msynci): Document the new option.
10738 * doc/install.texi (--with-synci): Document the new option.
10740 2009-07-10 Richard Guenther <rguenther@suse.de>
10742 PR tree-optimization/40496
10743 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10744 the PHI result with a compatible type.
10746 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10750 * c.opt (Wunused-result): New.
10751 * doc/invoke.texi: Document it.
10752 * c-common.c (c_warn_unused_result): Use it.
10754 2009-07-09 DJ Delorie <dj@redhat.com>
10756 * targhooks.c (default_target_can_inline_p): Rename from
10757 default_target_option_can_inline_p.
10758 * targhooks.h (default_target_can_inline_p): Likewise.
10759 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10760 TARGET_OPTION_CAN_INLINE_P.
10761 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10762 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10763 (mep_target_can_inline_p): Rename from
10764 mep_target_option_can_inline_p.
10767 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10768 registers used to pass vectors.
10770 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10772 2009-07-09 Tom Tromey <tromey@redhat.com>
10774 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10775 * config/mmix/mmix.c: Include dwarf2.h.
10776 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10777 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10778 * config/sh/sh.c: Include dwarf2.h.
10779 * config/i386/i386.c: Include dwarf2.h.
10780 * Makefile.in (DWARF2_H): Remove 'elf'.
10781 * except.c: Include dwarf2.h.
10782 * unwind-dw2.c: Include dwarf2.h.
10783 * dwarf2out.c: Include dwarf2.h.
10784 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10785 * unwind-dw2-fde.c: Include dwarf2.h.
10786 * dwarf2asm.c: Include dwarf2.h.
10788 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10790 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10791 (max_issue): Use it.
10792 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10794 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10795 (region_sched_info): Update.
10796 * sched-ebb.c (ebb_sched_info): Update.
10797 * modulo-sched.c (sms_sched_info): Update.
10798 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10800 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10802 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10804 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10806 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10808 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10810 PR middle-end/40692
10811 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10812 arg1 with arg01 if arg1 is already INTEGER_CST.
10814 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10816 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10817 Transform (and (truncate)) into (truncate (and)).
10819 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10821 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10822 creating LHS paradoxical subregs. Fix surrounding returns to
10823 use NULL_RTX rather than 0.
10825 2009-07-08 DJ Delorie <dj@redhat.com>
10827 * config/mep/mep.c: (mep_option_can_inline_p): New.
10828 (TARGET_OPTION_CAN_INLINE_P): Define.
10830 2009-07-08 Mark Wielaard <mjw@redhat.com>
10833 * dwarf2out.c (add_data_member_location_attribute): When we have
10834 only a constant offset don't emit a new location description using
10835 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10838 2009-07-08 Richard Henderson <rth@redhat.com>
10841 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10842 (enum reg_class): Add CLOBBERED_REGS.
10843 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10844 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10845 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10846 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10847 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10848 force 64-bit sibcalls into R11.
10849 * config/i386/constraints.md (U): New constraint.
10850 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10851 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10852 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10854 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10856 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10858 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10859 * ebitmap.h (dump_ebitmap): Ditto.
10860 * optabs.h (optab_libfunc): Ditto.
10861 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10862 * tree-flow.h (vect_can_force_dr_alignment_p,
10863 get_vectype_for_scalar_type): Ditto.
10864 (vectorize_loops): Move prototype to ...
10865 * tree-vectorizer.h: ... here. Also, adjust comment.
10866 (vect_set_verbosity_level): Remove duplicate prototype.
10867 * tree-ssa-loop.c: Include tree-vectorizer.h.
10868 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10870 2009-07-08 Nick Clifton <nickc@redhat.com>
10872 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10875 2009-07-08 DJ Delorie <dj@redhat.com>
10877 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10878 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10879 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10881 * config/mep/intrinsics.md: Regenerated.
10882 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10883 registers when asm() or calls are detected.
10885 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10888 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10890 * gimple (gimple_build_call_from_tree): Likewise.
10891 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10892 no_warning flag before warning.
10894 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10896 * tree.c (set_expr_locus): Remove.
10897 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10898 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10900 * gimplify.c (internal_get_tmp_var): Likewise.
10901 (gimplify_call_expr): Likewise.
10902 (gimplify_one_sizepos): Likewise.
10904 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10907 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10908 to variables for debugging purposes.
10910 2009-06-23 Mark Loeser <mark@halcy0n.com>
10913 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10915 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10917 * pretty-print.c (pp_base_format): Remove %J.
10918 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10919 gcc_cxxdiag_char_table): Likewise.
10920 (init_dynamic_diag_info): Likewise.
10922 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10924 * pretty-print.c (pp_base_format): Remove %H.
10925 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10926 gcc_cxxdiag_char_table): Likewise.
10927 (init_dynamic_diag_info): Likewise.
10928 * config/mep/mep.c (mep_select_section): Likewise.
10930 2009-07-07 Duncan Sands <baldrick@free.fr>
10932 * final.c (pass_clean_state): Give the pass a name.
10933 * passes.c (pass_rest_of_compilation): Likewise.
10934 * tree-optimize.c (pass_all_optimizations): Likewise.
10936 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10938 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10939 an extra 'decl' for error_at.
10941 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10943 PR middle-end/40669
10944 * tree-tailcall.c (adjust_return_value_with_ops,
10945 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10946 if it has complex or vector type.
10948 2009-07-07 Olivier Hainque <hainque@adacore.com>
10950 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10953 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10955 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10957 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10959 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10960 * c-decl.c: Likewise.
10961 * function.c: Likewise.
10962 * varasm.c: Likewise.
10963 * tree-ssa.c: Likewise.
10964 * c-common.c: Likewise.
10965 * tree-cfg.c: Likewise.
10966 * config/spu/spu.c: Likewise.
10967 * config/ia64/ia64.c: Likewise.
10968 * config/v850/v850.c: Likewise.
10970 2009-07-06 DJ Delorie <dj@redhat.com>
10972 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10973 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10974 unspecified accesses to control registers.
10975 * config/mep/intrinsics.md: Regenerate.
10976 * config/mep/intrinsics.h: Regenerate.
10977 * config/mep/mep-intrin.h: Regenerate.
10979 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10981 * c-lex.c: Replace %H by an explicit location. Update all calls.
10982 * c-common.c: Likewise.
10983 * c-decl.c: Likewise.
10984 * c-typeck.c: Likewise.
10985 * fold-const.c: Likewise.
10986 * gimplify.c: Likewise.
10987 * stmt.c: Likewise.
10988 * tree-cfg.c: Likewise.
10989 * tree-ssa-loop-niter.c: Likewise.
10990 * tree-vrp.c: Likewise.
10991 * value-prof.c: Likewise.
10993 2009-07-06 Diego Novillo <dnovillo@google.com>
10995 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10996 if it has one. Handle cases where VAR does not have an
10997 annotation or cfun is NULL.
10999 2009-07-06 Diego Novillo <dnovillo@google.com>
11001 * tree.c: Include debug.h.
11002 (initialize_tree_contains_struct): New.
11003 (init_ttree): Call it.
11004 (tree_node_structure_for_code): Factor out of ...
11005 (tree_node_structure): ... here.
11006 * treestruct.def (TS_PHI_NODE): Remove.
11007 (TS_GIMPLE_STATEMENT): Remove.
11009 2009-07-06 Diego Novillo <dnovillo@google.com>
11011 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11012 (debug_tree_chain): Handle cycles.
11014 2009-07-06 Nick Clifton <nickc@redhat.com>
11015 DJ Delorie <dj@redhat.com>
11017 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11018 __FMOVD_ENABLED__ is defined.
11020 (TARGET_FMOVD): Provide a default definition.
11021 (MASK_FMOVD): Likewise.
11022 (TARGET_CPU_CPP_BUILTINS): Define
11023 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11024 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11025 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11026 (split for DF load from memory into register): Also handle
11027 MEMs which consist of REG+DISP addressing.
11028 (split for DF store from register to memory): Likewise.
11029 (movsf_ie): Always use single fp_mode.
11030 * config/sh/sh.c (sh_override_options): Do not automatically
11031 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11032 that to the -mfmovd command line switch.
11033 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11034 (fldi_ok): Always allow.
11035 * config/sh/sh.opt (mfmovd): Remove this switch.
11036 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11038 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11039 Kaz Kojima <kkojima@gcc.gnu.org>
11041 PR rtl-optimization/30807
11042 * postreload.c (reload_combine): For every new use of REG_SUM,
11043 record the use of BASE.
11045 2009-07-06 Jan Hubicka <jh@suse.cz>
11047 * params.def: Revert my accidental commit at 2009-06-30.
11049 2009-07-04 Ian Lance Taylor <iant@google.com>
11052 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11054 (mingw_format_attribute_overrides): Likewise.
11056 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11059 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11060 don't check cfa.reg. Instead of cfa.indirect use
11061 fde && fde->drap_reg != INVALID_REGNUM test.
11063 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11065 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11067 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11070 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11072 2009-07-03 Richard Guenther <rguenther@suse.de>
11074 PR tree-optimization/40640
11075 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11078 2009-07-03 Jan Hubicka <jh@suse.cz>
11080 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11081 for size, reduce amount of inlining.
11083 2009-07-03 Richard Guenther <rguenther@suse.de>
11085 PR middle-end/34163
11086 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11087 if t +- x is known to not overflow and the conversion widens the
11089 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11091 2009-07-03 Jan Hubicka <jh@suse.cz>
11093 * ipa-pure-const.c (analyze): Update loop optimizer init.
11094 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11095 try_remove_empty_loop, remove_empty_loops): Remove.
11096 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11097 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11098 to mark regular loops as neccesary.
11099 (degenerate_phi_p): New function.
11100 (propagate_necessity, remove_dead_phis): Use it.
11101 (forward_edge_to_pdom): Likewise.
11102 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11103 virtual PHI nodes that became unreachable.
11104 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11105 * tree-flow.h (remove_empty_loops): Remove.
11106 * passes.c (init_optimization_passes): Remove.
11108 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11110 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11111 can_create_pseudo_p.
11112 (*fix_trunc<mode>_i387_1): Ditto.
11113 (*floathi<mode>2_1): Ditto.
11114 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11115 (*fistdi2_1): Ditto.
11116 (*fist<mode>2_1): Ditto.
11117 (frndintxf2_floor): Ditto.
11118 (*fist<mode>2_floor_1): Ditto.
11119 (frndintxf2_ceil): Ditto.
11120 (*fist<mode>2_ceil_1): Ditto.
11121 (frndintxf2_trunc): Ditto.
11122 (frndintxf2_mask_pm): Ditto.
11123 (fxam<mode>2_i387_with_temp): Ditto.
11124 * config/i386/sse.md (mulv16qi3): Ditto.
11125 (*sse2_mulv4si3): Ditto.
11127 (sse4_2_pcmpestr): Ditto.
11128 (sse4_2_pcmpistr): Ditto.
11130 2009-07-03 Jan Hubicka <jh@suse.cz>
11132 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11133 (mark_stmt_necessary): Set it.
11134 (mark_operand_necessary): Set it.
11135 (mark_control_dependent_edges_necessary): Set it.
11136 (mark_virtual_phi_result_for_renaming): New function.
11137 (get_live_post_dom): New function.
11138 (forward_edge_to_pdom): New function.
11139 (remove_dead_stmt): Fix handling of control dependences.
11140 (tree_dce_init): Init new bitmap.
11141 (tree_dce_done): Free it.
11143 2009-07-02 Richard Guenther <rguenther@suse.de>
11146 * tree-ssa-structalias.c (new_var_info): Initialize
11149 2009-07-02 Jan Hubicka <jh@suse.cz>
11151 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11154 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11156 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11157 instead of recomputing it. Adjust calls.
11158 (emit_store_flag): Adjust recursive calls.
11160 2009-07-02 Richard Guenther <rguenther@suse.de>
11162 * tree-ssa-live.c (remove_unused_locals): Do not remove
11164 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11165 of DECL_EXTERNAL for HEAP variables.
11166 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11167 HEAP variables. Do not adjust RESTRICT vars.
11168 (find_what_var_points_to): Nobody cares if something
11169 points to READONLY.
11171 2009-07-02 Ben Elliston <bje@au.ibm.com>
11173 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11174 pc_low and pc_high declarations to the top of the function.
11176 2009-07-01 DJ Delorie <dj@redhat.com>
11178 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11179 registers as fixed.
11180 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11181 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11182 unspecified accesses to control registers.
11183 * config/mep/intrinsics.md: Regenerate.
11184 * config/mep/intrinsics.h: Regenerate.
11185 * config/mep/mep-intrin.h: Regenerate.
11187 2009-07-01 Anthony Green <green@moxielogic.com>
11189 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11190 instruction when possible.
11191 (moxie_expand_prologue): Ditto. Also, save an instruction and
11192 some complexity by popping off of $r12 instead of $sp.
11193 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11196 2009-07-01 Richard Henderson <rth@redhat.com>
11199 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11200 contained no insns, reposition note before last insn.
11202 2009-07-01 Richard Henderson <rth@redhat.com>
11205 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11206 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11208 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11211 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11212 darwin9 for printing reg addresses with %y.
11214 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11216 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11217 truncation from operands in binary operations.
11219 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11222 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11223 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11224 subreg of op0 to the original op0.
11226 * expmed.c (store_bit_field_1): Use a temporary as the destination
11227 instead of a paradoxical subreg when we need to truncate the result.
11229 2009-07-01 DJ Delorie <dj@redhat.com>
11231 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11232 names to VLIW variants.
11233 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11234 * config/mep/intrinsics.md: Regenerate.
11235 * config/mep/intrinsics.h: Regenerate.
11236 * config/mep/mep-intrin.h: Regenerate.
11238 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11241 * jump.c (returnjump_p): Revert last patch.
11242 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11244 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11247 * pa.md (casesi32p): Use jump table label to determine the offset
11249 (casesi64p): Likewise.
11251 * pa.c (forward_branch_p): Return bool type. Use instruction
11252 addresses when available. Assert that INSN has a jump label.
11253 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11256 2009-07-01 Richard Guenther <rguenther@suse.de>
11258 PR tree-optimization/19831
11259 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11260 that only act as barriers do not make any previous stores necessary.
11261 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11262 HEAP variables global, do not add a constraint from nonlocal.
11263 (find_func_aliases): Handle escapes through return statements.
11264 (compute_points_to_sets): Make escaped HEAP variables global.
11266 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11269 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11270 after reducing a DImode cstore to SImode.
11272 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11274 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11275 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11277 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11279 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11280 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11282 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11283 and umod_optab if TARGET_BSD_DIVMOD.
11284 * config/vax/lib1funcs.asm: New file.
11285 * config/vax/t-linux: New file.
11286 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11288 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11291 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11292 to type arguments that have void type.
11295 * dwarf2out.c (gen_formal_parameter_die): Call
11296 equate_decl_number_to_die if node is different from origin.
11298 2009-06-30 Anthony Green <green@moxielogic.com>
11300 Clean up moxie port for --enable-build-with-cxx.
11301 * config/moxie/moxie.c (moxie_function_value): First two
11302 parameters are const_tree, not tree.
11303 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11304 (REG_CLASS_NAMES): Ditto.
11305 (REGNO_REG_CLASS): Ditto.
11306 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11307 (moxie_function_value): Fix constyness of arguments.
11309 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11311 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11312 finalize_size_functions before further processing.
11313 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11314 (variable_size): Call self_referential_size on size expressions
11315 that contain a PLACEHOLDER_EXPR.
11316 (size_functions): New static variable.
11317 (copy_self_referential_tree_r): New static function.
11318 (self_referential_size): Likewise.
11319 (finalize_size_functions): New global function.
11320 * tree.c: Include tree-inline.h.
11321 (push_without_duplicates): New static function.
11322 (find_placeholder_in_expr): New global function.
11323 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11325 <tcc_expression>: Likewise.
11326 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11327 the call in the expression.
11328 * tree.h (finalize_size_functions): Declare.
11329 (find_placeholder_in_expr): Likewise.
11330 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11331 (substitute_placeholder_in_expr): Update comment.
11332 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11334 (copy_tree_body_r): Likewise.
11335 (copy_tree_body): New static function.
11336 (maybe_inline_call_in_expr): New global function.
11337 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11338 (maybe_inline_call_in_expr): Declare.
11339 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11340 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11343 2009-06-30 Richard Guenther <rguenther@suse.de>
11345 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11347 (propagate_necessity): Do not mark reaching defs of stores
11350 2009-06-30 Jan Hubicka <jh@suse.cz>
11352 * cfgloopanal.c (check_irred): Move into ...
11353 (mark_irreducible_loops): ... here; return true if ireducible
11355 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11356 (analyze_function): Try to prove loop finiteness.
11357 * cfgloop.h (mark_irreducible_loops): Update prototype.
11358 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11360 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11362 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11364 2009-06-30 Ira Rosen <irar@il.ibm.com>
11366 PR tree-optimization/40542
11367 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11370 2009-06-30 Martin Jambor <mjambor@suse.cz>
11372 PR tree-optimization/40582
11373 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11374 than useless_type_conversion_p.
11375 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11378 2009-06-30 Martin Jambor <mjambor@suse.cz>
11380 PR middle-end/40554
11381 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11383 2009-06-30 Richard Guenther <rguenther@suse.de>
11385 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11386 use ao_ref references.
11387 (walk_aliased_vdefs): Likewise.
11388 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11389 * tree-ssa-dce.c (struct ref_data): Remove.
11390 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11391 (mark_aliased_reaching_defs_necessary): Adjust.
11392 (mark_all_reaching_defs_necessary_1): Likewise.
11394 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11397 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11398 (emit_store_flag_1): Extract from emit_store_flag, adjust
11399 calls to (what now is) emit_cstore.
11400 (emit_store_flag): Call emit_store_flag_1 and also use it
11401 for what used to be recursive calls.
11403 2009-06-30 Wei Guozhi <carrot@google.com>
11406 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11407 if the target bb post dominates from bb.
11408 * config/i386/i386.c (memory_address_length): Check existence of base
11409 register before using it.
11411 2009-06-30 Nick Clifton <nickc@redhat.com>
11412 DJ Delorie <dj@redhat.com>
11414 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11415 __FMOVD_ENABLED__ is defined.
11417 (TARGET_FMOVD): Provide a default definition.
11418 (MASK_FMOVD): Likewise.
11419 (TARGET_CPU_CPP_BUILTINS): Define
11420 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11421 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11422 two fmov instructions depending upon whether TARGET_FMOVD is
11424 (split for DF load from memory into register): Also handle
11425 MEMs which consist of REG+DISP addressing.
11426 (split for DF store from register to memory): Likewise.
11427 * config/sh/sh.opt (mfmovd): Remove this switch.
11428 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11429 * config/sh/sh.c (sh_override_options): Do not automatically
11430 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11431 that to the -mfmovd command line switch.
11433 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11435 (fldi_ok): Always allow.
11436 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11438 2009-06-29 DJ Delorie <dj@redhat.com>
11440 * doc/install.texi (mep-x-elf): Correct chip's full name.
11442 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11444 * doc/extend.texi: Fix typo.
11446 2009-06-29 Tom Tromey <tromey@redhat.com>
11448 * dwarf2.h: Remove.
11449 * Makefile.in (DWARF2_H): New variable.
11450 (except.o): Use it.
11451 (dwarf2out.o): Likewise.
11452 (dwarf2asm.o): Likewise.
11453 * config/i386/t-i386: Use DWARF2_H.
11454 * except.c: Include elf/dwarf2.h.
11455 * unwind-dw2.c: Include elf/dwarf2.h.
11456 * dwarf2out.c: Include elf/dwarf2.h.
11457 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11458 <dtprel>: New field.
11459 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11460 (size_of_loc_descr): Likewise.
11461 (output_loc_operands_raw): Likewise.
11462 (output_loc_operands): Handle new dtprel field.
11463 (loc_checksum): Update.
11464 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11465 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11466 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11467 * dwarf2asm.c: Include elf/dwarf2.h.
11468 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11469 * config/mmix/mmix.c: Include elf/dwarf2.h.
11470 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11471 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11472 * config/sh/sh.c: Include elf/dwarf2.h.
11473 * config/i386/i386.c: Include elf/dwarf2.h.
11475 2009-06-29 DJ Delorie <dj@redhat.com>
11477 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11479 * doc/extend.texi: Add MeP attributes and pragmas.
11480 * doc/invoke.text: Add MeP Options.
11481 * doc/contrib.texi: Add MeP contribution.
11482 * doc/md.texi: Add MeP constraints.
11483 * doc/install.texi: Add MeP target.
11485 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11487 * target.h (struct gcc_target): Add frame_pointer_required field.
11488 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11489 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11490 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11492 * reload1.c (update_eliminables): (Ditto.).
11493 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11494 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11495 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11497 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11499 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11500 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11501 (arm_frame_pointer_required): New function.
11503 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11504 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11505 (avr_frame_pointer_required_p): Declare as static.
11506 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11508 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11509 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11510 (bfin_frame_pointer_required): Make as static, change return type
11512 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11514 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11515 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11516 (cris_frame_pointer_required): New function.
11518 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11520 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11521 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11522 (fr30_frame_pointer_required): New function.
11524 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11525 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11526 (frv_frame_pointer_required): Make as static, change return type
11528 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11530 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11531 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11532 (ix86_frame_pointer_required): Make as static, change return type to
11534 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11536 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11537 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11539 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11541 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11543 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11545 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11546 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11547 (mips_frame_pointer_required): Make as static.
11548 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11550 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11551 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11552 (mmix_frame_pointer_required): Mew function.
11554 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11555 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11557 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11559 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11561 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11563 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11564 (CAN_ELIMINATE): Redefine.
11565 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11566 (sparc_frame_pointer_required): New function.
11567 (sparc_can_eliminate): New function.
11568 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11570 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11571 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11573 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11574 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11575 (xtensa_frame_pointer_required): Make as static, change return type
11577 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11580 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11582 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11583 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11584 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11585 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11586 (register_callback): Handle PLUGIN_START_UNIT.
11587 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11589 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11591 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11593 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11594 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11596 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11598 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11601 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11603 * doc/extend.texi (Additional Floating Types): __float128 is also
11604 supported on i386 targets.
11606 2009-06-29 Richard Guenther <rguenther@suse.de>
11608 PR middle-end/14187
11609 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11611 (pt_solutions_same_restrict_base): Declare.
11612 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11614 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11615 (make_constraint_from, make_copy_constraint): Move earlier.
11616 (make_constraint_from_heapvar): New function.
11617 (make_constraint_from_restrict): Likewise.
11618 (handle_lhs_call): Use it.
11619 (find_func_aliases): Use it to track conversions to restrict
11620 qualified pointers.
11621 (struct fieldoff): Add only_restrict_pointers flag.
11622 (push_fields_onto_fieldstack): Initialize it.
11623 (create_variable_info_for): Track global restrict qualified pointers.
11624 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11625 Track restrict qualified pointer arguments.
11626 (set_uids_in_ptset): Use varinfo is_global_var flag.
11627 (find_what_var_points_to): Set the vars_contains_restrict flag.
11628 Always create the points-to solution for sets including restrict tags.
11629 (pt_solutions_same_restrict_base): New function.
11630 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11631 qualified pointers use pt_solutions_same_restrict_base as
11632 additional source for disambiguation.
11634 2009-06-29 Richard Guenther <rguenther@suse.de>
11636 PR middle-end/38212
11637 * alias.c (find_base_decl): Remove.
11638 (get_deref_alias_set_1): Remove restrict handling.
11639 * c-common.c (c_apply_type_quals_to_decl): Do not set
11640 DECL_POINTER_ALIAS_SET.
11641 * gimplify.c (find_single_pointer_decl_1): Remove.
11642 (find_single_pointer_decl): Likewise.
11643 (internal_get_tmp_var): Remove restrict handling.
11644 (gimple_regimplify_operands): Likewise.
11645 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11646 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11647 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11648 * tree.c (restrict_base_for_decl): Remove.
11649 (init_ttree): Do not allocate it.
11650 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11651 LABEL_DECL_UID for label decls.
11652 (copy_node_stat): Do not copy restrict information.
11653 (decl_restrict_base_lookup): Remove.
11654 (decl_restrict_base_insert): Likewise.
11655 (print_restrict_base_statistics): Likewise.
11656 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11657 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11658 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11659 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11660 (LABEL_DECL_UID): Adjust.
11661 (DECL_BASED_ON_RESTRICT_P): Remove.
11662 (DECL_GET_RESTRICT_BASE): Likewise.
11663 (SET_DECL_RESTRICT_BASE): Likewise.
11664 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11666 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11667 instead of DECL_POINTER_ALIAS_SET.
11668 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11669 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11670 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11672 2009-06-29 Richard Guenther <rguenther@suse.de>
11674 PR tree-optimization/40579
11675 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11676 the IL to simplify has constants that overflowed.
11678 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11680 PR tree-optimization/40550
11681 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11682 vector_compute_type only when the size of vector_compute_type is
11683 less than the size of type.
11685 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11687 * fold-const.c (contains_label_1): Fix comments.
11688 (contains_label_p): Do not walk trees multiple time.
11690 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11692 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11693 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11694 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11695 ix86_fp_comparison_operator.
11696 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11697 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11698 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11699 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11700 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11701 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11702 (related splits): Change predicate to ix86_fp_comparison_operator.
11703 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11704 instead of ix86_fp_comparison_codes.
11705 (ix86_trivial_fp_comparison_operator,
11706 ix86_fp_comparison_operator): New.
11707 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11708 (ix86_expand_compare): Eliminate last two parameters.
11709 (ix86_fp_jump_nontrivial_p): Kill.
11710 * config/i386/i386.c (put_condition_code): Eliminate call to
11711 ix86_fp_comparison_codes and subsequent assertion.
11712 (ix86_fp_comparison_codes): Eliminate.
11713 (ix86_fp_swap_condition): New.
11714 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11715 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11716 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11717 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11718 and ix86_fp_swap_condition.
11719 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11720 Use ix86_fp_comparison_strategy.
11721 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11722 (ix86_fp_jump_nontrivial_p): Eliminate.
11723 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11724 call to ix86_expand_compare.
11725 (ix86_split_fp_branch, ix86_expand_setcc,
11726 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11727 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11729 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11731 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11732 related to jump_clobbers.
11733 * config/arm/arm.md (conds): Remove jump_clob case.
11734 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11735 splits): Change comparison_operator to arm_comparison_operator.
11736 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11739 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11741 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11742 condition for floating point modes.
11743 * expmed.c (emit_store_flag_1): Move here a bigger part
11744 of emit_store_flag.
11745 (emit_store_flag): Try swapping the condition for floating point
11747 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11749 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11751 * expr.c (expand_expr_real_1): Just use do_store_flag.
11752 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11753 emit_store_flag_force.
11754 * expmed.c (emit_store_flag_force): Copy here trick
11755 previously in expand_expr_real_1. Try reversing the comparison.
11756 (emit_store_flag_1): Work if target is NULL.
11757 (emit_store_flag): Work if target is NULL, using the result mode
11758 from the comparison. Use split_comparison, restructure final part
11759 to simplify conditionals.
11761 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11763 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11764 * dojump.c (do_jump): Change handling of floating-point
11765 ops to use just do_compare_and_jump.
11766 (split_comparison): New.
11767 (do_compare_rtx_and_jump): Add here logic coming previously
11768 in do_jump, using split_comparison.
11770 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11773 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11775 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11777 * tree-ssa-alias.c: Fix unintentional commit.
11779 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11781 * passes.c (execute_one_pass): Fix unintentional commit.
11783 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11785 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11786 (df_rd_local_compute, df_md_local_compute): Inline them.
11788 (df_md_scratch): New.
11789 (df_md_alloc, df_md_free): Allocate/free it.
11790 (df_md_local_compute): Only include live registers in init.
11791 (df_md_transfer_function): Prune the in-set computed by
11792 the confluence function, and the gen-set too.
11794 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11796 PR rtl-optimization/26854
11797 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11798 * df-problems.c (df_rd_add_problem): Fix comment.
11799 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11800 df_md_simulate_artificial_defs_at_top,
11801 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11802 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11803 df_md_transfer_function, df_md_init, df_md_confluence_0,
11804 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11805 problem_MD, df_md_add_problem): New.
11806 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11807 df_md_get_bb_info): New.
11808 (DF_LAST_PROBLEM_PLUS1): Adjust.
11810 * Makefile.in (fwprop.o): Include domwalk.h.
11811 * fwprop.c: Include domwalk.h.
11812 (reg_defs, reg_defs_stack): New.
11813 (bitmap_only_bit_between): Remove.
11814 (process_defs): New.
11815 (process_uses): Use reg_defs and local_md instead of
11816 bitmap_only_bit_between and local_rd.
11817 (single_def_use_enter_block): New, from build_single_def_use_links.
11818 (single_def_use_leave_block): New.
11819 (build_single_def_use_links): Remove code moved to
11820 single_def_use_enter_block, invoke domwalk.
11821 (use_killed_between): Adjust comment.
11823 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11825 * bitmap.h (bitmap_ior_and_into): New.
11826 * bitmap.c (bitmap_ior_and_into): New.
11828 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11830 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11831 before_dom_children_before_stmts and after_dom_children_after_stmts.
11832 Rename the two remaining callbacks to just before_dom_children and
11833 after_dom_children. Remove other GIMPLE statement walking bits.
11834 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11835 * graphite.c: Do not include domwalk.h.
11836 * tree-into-ssa.c (interesting_blocks): New global.
11837 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11838 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11839 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11840 now that they're not domwalk callbacks.
11841 (rewrite_initialize_block): Rename to...
11842 (rewrite_enter_block): ... this, place after called functions. Test
11843 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11844 (rewrite_finalize_block): Rename to...
11845 (rewrite_leave_block): ... this, place after called functions.
11846 (rewrite_update_init_block): Rename to...
11847 (rewrite_update_enter_block): ... this, place after called functions.
11848 Test interesting_blocks, call rewrite_update_stmt and
11849 rewrite_update_phi_arguments.
11850 (rewrite_update_fini_block): Rename to...
11851 (rewrite_leave_block): ... this, place after called functions.
11852 (rewrite_blocks): Remove last argument, simplify initialization of
11854 (mark_def_sites_initialize_block): Rename to...
11855 (mark_def_sites_block): ... this, call mark_def_sites.
11856 (mark_def_sites_blocks): Remove argument, simplify initialization of
11858 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11859 (update_ssa): Likewise.
11860 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11862 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11863 (dom_opt_initialize_block): Rename to...
11864 (dom_opt_enter_block): ... this, place after called functions. Walk
11865 statements here, inline propagate_to_outgoing_edges.
11866 (dom_opt_finalize_block): Rename to...
11867 (dom_opt_leave_block): ... this, place after called functions.
11868 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11870 (dse_enter_block, dse_record_phi): New.
11871 (dse_record_phis): Delete.
11872 (dse_finalize_block): Rename to...
11873 (dse_leave_block): ... this.
11874 (tree_ssa_dse): Simplify initialization of walk_data.
11875 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11876 Adjust initialization of walk_data.
11877 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11878 * tree-ssa-loop-phiopt.c (get_non_trapping):
11879 Adjust initialization of walk_data.
11880 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11881 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11882 it's not a domwalk callback.
11883 (uncprop_initialize_block): Rename to...
11884 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11885 (dse_finalize_block): Rename to...
11886 (dse_leave_block): ... this.
11887 (tree_ssa_uncprop): Simplify initialization of walk_data.
11888 * Makefile.in: Adjust dependencies.
11890 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11892 * arm.md (casesi): Fix test for Thumb1.
11893 (thumb1_casesi_internal_pic): Likewise.
11894 (thumb1_casesi_dispatch): Likewise.
11896 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11898 * config/arm/arm-cores.def: Added core cortex-m0.
11899 * config/arm/arm-tune.md: Regenerated.
11900 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11902 2009-06-26 DJ Delorie <dj@redhat.com>
11904 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11906 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11907 the scheduler doesn't tag jump insns.
11909 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11911 * c-decl.c (merge_decls): Re-indent.
11913 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11916 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11917 Special-case decimal float constants.
11919 2009-06-26 Richard Henderson <rth@redhat.com>
11921 * function.h (struct function): Add cannot_be_copied_reason,
11922 and cannot_be_copied_set.
11923 * tree-inline.c (has_label_address_in_static_1): Rename from
11924 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11925 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11926 don't set inline_forbidden_reason.
11927 (copy_forbidden): New function, split out of inline_forbidden_p.
11928 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11929 (inline_forbidden_p): Use copy_forbidden.
11930 (tree_versionable_function_p): Likewise.
11931 (inlinable_function_p): Merge into tree_inlinable_function_p.
11932 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11933 * ipa-cp.c (ipcp_versionable_function_p): New function.
11934 (ipcp_cloning_candidate_p): Use it.
11935 (ipcp_node_modifiable_p): Likewise.
11937 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11939 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11940 that is marked not to be inlined. Remove flag_mudflap use.
11941 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11942 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11944 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11947 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11948 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11950 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11952 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11954 (__mingwthr_remove_key_dtor): Likewise.
11956 2009-06-26 Richard Guenther <rguenther@suse.de>
11958 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11960 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11962 PR middle-end/40525
11963 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11964 try the non-cond_exec path also.
11966 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11969 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11970 (output_cbranch): Use new functions.
11971 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11974 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11975 Pat Haugen <pthaugen@us.ibm.com>
11976 Revital Eres <ERES@il.ibm.com>
11978 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11979 for %c error. Add %x support to print VSX registers as a unified
11980 register set, instead of separate float and altivec registers.
11981 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11982 %y case, and add support for VSX pre-modify addresses.
11983 (output_toc): Add assert for CONST containing an integer constant
11985 (rs6000_adjust_cost): Add POWER7 support.
11986 (insn_must_be_first_in_group): Ditto.
11987 (insn_must_be_last_in_group): Ditto.
11988 (rs6000_emit_popcount): Ditto.
11989 (rs6000_vector_mode_supported_p): Ditto.
11991 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11992 Change some of the functions called by macros to being called
11993 through a pointer, so debug functions can be inserted if
11994 -mdebug=addr or -mdebug=cost.
11995 (rs6000_preferred_reload_class_ptr): Ditto.
11996 (rs6000_secondary_reload_class_ptr): Ditto.
11997 (rs6000_secondary_memory_needed_ptr): Ditto.
11998 (rs6000_cannot_change_mode_class_ptr): Ditto.
11999 (rs6000_secondary_reload_inner): Ditto.
12000 (rs6000_legitimize_reload_address): Ditto.
12001 (rs6000_legitimize_reload_address_ptr): Ditto.
12002 (rs6000_mode_dependent_address): Ditto.
12003 (rs6000_mode_dependent_address_ptr): Ditto.
12005 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12006 function to return true if the mode allows reg + integer
12008 (virtual_stack_registers_memory_p): New function to return true if
12009 the address refers to a virtual stack register.
12010 (rs6000_legitimate_offset_address_p): Move code to say whether a
12011 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12013 (rs6000_legitimate_address_p): Add checks for modes that only can
12014 do reg+reg addressing. Start adding VSX support.
12015 (rs6000_legitimize_reload_address): Ditto.
12016 (rs6000_legitimize_address): Ditto.
12017 (rs6000_debug_legitimate_address_p): New debug functions for
12018 -mdebug=addr and -mdebug=cost.
12019 (rs6000_debug_rtx_costs): Ditto.
12020 (rs6000_debug_address_costs): Ditto.
12021 (rs6000_debug_adjust_cost): Ditto.
12022 (rs6000_debug_legitimize_address): Ditto.
12023 (rs6000_legitimize_reload_address_ptr): Point to call normal
12024 function or debug function. Make functions called via pointer
12026 (rs6000_mode_dependent_address_ptr): Ditto.
12027 (rs6000_secondary_reload_class_ptr): Ditto.
12028 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12029 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12030 into a friendlier error.
12031 (rs6000_init_builtins): Add initial VSX support.
12032 (rs6000_adjust_cost): Fix some spacing issues.
12034 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12035 (REG_CLASS_NAMES): Ditto.
12036 (REG_CLASS_CONTENTS): Ditto.
12037 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12038 pointer, to add -mdebug=addr support.
12039 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12040 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12041 -mdebug=addr support.
12042 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12043 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12044 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12046 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12048 (bswapsi*): Set attribute types for load/store. Add combiner
12049 patterns to eliminate zero extend on 64-bit.
12050 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12051 stdbrx if the hardware supports those instructions.
12053 2009-06-25 Ian Lance Taylor <iant@google.com>
12055 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12056 (Link Options): Document -static-libstdc++.
12058 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12061 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12062 DATA_ALIGNMENT instead.
12064 2009-06-25 Richard Guenther <rguenther@suse.de>
12066 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12067 indirect references against the callused/escaped solutions.
12068 (call_may_clobber_ref_p_1): Likewise.
12070 2009-06-25 Martin Jambor <mjambor@suse.cz>
12072 PR tree-optimization/40493
12073 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12074 (enum unscalarized_data_handling): New type.
12075 (handle_unscalarized_data_in_subtree): Return what has been done.
12076 (load_assign_lhs_subreplacements): Handle left flushes differently.
12077 (sra_modify_assign): Use unscalarized_data_handling, simplified
12078 condition determining whether to remove the statement.
12080 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12082 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12083 excerpt - @ should be doubled for texinfo.
12085 2009-06-24 Ian Lance Taylor <iant@google.com>
12087 * config/arc/arc.c: Include "df.h".
12088 (arc_attribute_table): Make static. Move higher in file.
12089 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12090 (output_shift): Initialize n later to avoid warning.
12091 * config/arm/arm.c (arm_attribute_table): Make static. Move
12093 * config/avr/avr.c (avr_attribute_table): Make static. Move
12095 (reg_class_tab): Change array type from int to enum reg_class.
12096 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12098 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12099 (lshrhi3_out): Likewise.
12100 (class_likely_spilled_p): Change return type to bool.
12101 (avr_rtx_costs): Use local code variable with enum type.
12102 * config/avr/avr.md (movmemhi): Use add_reg_note.
12103 (andhi3, andsi3): Don't use AS2 with "and".
12104 (iorhi3, iorsi3): Don't use AS2 with "or".
12105 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12106 * config/crx/crx.c: Include "df.h".
12107 (crx_attribute_table): Make static.
12108 * config/m32r/m32r.c: Include "df.h".
12109 (m32r_attribute_table): Make static. Move higher in file.
12110 (pop): Use add_reg_note.
12111 (block_move_call): Change 0 to LCT_NORMAL in function call.
12112 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12113 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12114 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12115 declare, not just when TREE_CODE is defined.
12116 * config/m68hc11/m68hc11.c: Include "expr.h".
12117 (m68hc11_attribute_table): Make static. Move higher in file.
12118 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12120 (m68hc11_register_indirect_p): Likewise.
12121 (m68hc11_function_arg_padding): Change return type to enum
12123 (emit_move_after_reload): Use add_reg_note.
12124 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12125 (m68hc11_split_logical): Likewise.
12126 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12128 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12129 to VOIDmode in function call.
12130 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12132 (m68hc11_split_logical): Update declaration.
12133 (m68hc11_function_arg_padding): Update declaration.
12134 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12135 to array of enum reg_class.
12136 (mcore_attribute_table): Make static. Move higher in file.
12137 (mcore_rtx_costs): Add cast to enum type.
12138 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12139 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12140 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12142 * config/sh/predicates.md (trapping_target_operand): Rename and to
12144 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12146 * config/spu/spu.c (spu_attribute_table): Make static. Move
12148 * config/v850/v850.c (v850_attribute_table): Make static. Move
12150 (v850_rtx_costs): Use local code with enum type.
12151 (expand_epilogue): Add cast.
12152 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12154 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12157 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12158 -m2a-single-only and -m2a-nofpu.
12159 * config/sh/sh.opt: Document m2a generates FPU code.
12161 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12163 * defaults.h (CAN_ELIMINATE): Provide default.
12164 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12165 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12166 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12167 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12168 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12169 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12170 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12171 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12172 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12173 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12175 2009-06-24 DJ Delorie <dj@redhat.com>
12177 * mep-ext-cop.cpu: Fix copyright notice.
12178 * mep-default: Fix copyright notice.
12179 * mep-core: Fix copyright notice.
12180 * mep: Fix copyright notice.
12181 * mep-ivc2: Fix copyright notice.
12182 * mep-c5: Fix copyright notice.
12184 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12186 * doc/contrib.texi (Contributors):
12188 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12190 PR middle-end/40501
12191 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12192 src and dst operands if necessary.
12194 2009-06-23 DJ Delorie <dj@redhat.com>
12197 * config.gcc: Add mep support.
12198 * recog.c: Resurrect validate_replace_rtx_subexp().
12199 * recog.h: Likewise.
12200 * config/mep/: Add new port:
12201 * config/mep/constraints.md: New file.
12202 * config/mep/default.h: New file.
12203 * config/mep/intrinsics.h: New file.
12204 * config/mep/intrinsics.md: New file.
12205 * config/mep/ivc2-template.h: New file.
12206 * config/mep/mep-c5.cpu: New file.
12207 * config/mep/mep-core.cpu: New file.
12208 * config/mep/mep-default.cpu: New file.
12209 * config/mep/mep-ext-cop.cpu: New file.
12210 * config/mep/mep-intrin.h: New file.
12211 * config/mep/mep-ivc2.cpu: New file.
12212 * config/mep/mep-lib1.asm: New file.
12213 * config/mep/mep-lib2.c: New file.
12214 * config/mep/mep-pragma.c: New file.
12215 * config/mep/mep-protos.h: New file.
12216 * config/mep/mep-tramp.c: New file.
12217 * config/mep/mep.c: New file.
12218 * config/mep/mep.cpu: New file.
12219 * config/mep/mep.h: New file.
12220 * config/mep/mep.md: New file.
12221 * config/mep/mep.opt: New file.
12222 * config/mep/predicates.md: New file.
12223 * config/mep/t-mep: New file.
12225 2009-06-23 Ian Lance Taylor <iant@google.com>
12227 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12228 from loose_warn into c_loose_warn and from strict_warn into
12229 c_strict_warn. Set and substitute warn_cxxflags. Check for
12230 --enable-build-with-cxx. Set and substitute
12231 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12232 * Makefile.in (CXXFLAGS): New variable.
12233 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12234 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12235 the default is the same as $(STRICT_WARN).
12236 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12237 (CXX): New variable.
12238 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12239 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12240 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12241 (HOST_LIBS): New variable.
12242 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12243 (ALL_CXXFLAGS): New variable.
12244 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12245 * doc/install.texi (Configuration): Document
12246 --enable-build-with-cxx, --with-stage1-ldflags,
12247 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12248 * configure: Rebuild.
12250 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12252 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12253 from previous commit.
12255 2009-06-23 Ian Lance Taylor <iant@google.com>
12257 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12259 2009-06-23 Ian Lance Taylor <iant@google.com>
12261 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12262 with ATTRIBUTE_UNUSED.
12264 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12265 Pat Haugen <pthaugen@us.ibm.com>
12266 Revital Eres <eres@il.ibm.com>
12268 * config.in (HAVE_AS_POPCNTD): Add default definition.
12269 (HAVE_AS_LWSYNC): Ditto.
12271 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12273 (gcc_cv_as_powerpc_cmpb): Ditto.
12274 (gcc_cv_as_powerpc_dfp): Ditto.
12275 (gcc_cv_as_powerpc_vsx): Ditto.
12276 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12277 supporting the popcntd/lwsync instructions.
12278 (gcc_cv_as_powerpc_lwsync): Ditto.
12279 * configure: Regenerate.
12281 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12282 -mcpu=native and -mcpu=power7.
12283 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12285 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12286 a variable instead of a mask to reduce the number of mask bits.
12287 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12288 (-mbit-word): Ditto.
12289 (-mregnames): Ditto.
12290 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12291 (-mfused-madd): Ditto.
12293 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12295 (-mvsx): New switch for VSX instructions.
12296 (-misel): Move from a variable to a mask to allow it to be set by
12299 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12300 function declaration to an array declaration.
12301 (rs6000_hard_regno_nregs): New external array declaration.
12303 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12304 files included by rs6000.md.
12306 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12307 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12309 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12311 (rs6000_debug_reg): New -mdebug= variables.
12312 (rs6000_debug_addr): Ditto.
12313 (rs6000_debug_cost): Ditto.
12314 (rs6000_pmode): New variable to hold Pmode.
12315 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12316 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12317 calculated at compiler start.
12318 (rs6000_hard_regno_nregs): Change function to an array which holds
12319 HARD_REGNO_NREGS calculated at compiler start.
12320 (rs6000_explicit_options): Delete isel field.
12321 (rs6000_vector_unit): New array to hold which vector unit
12322 supports arithmetic options for a given type.
12323 (rs6000_vector_mem): New array to hold which vector unit supports
12324 memory reference operations for a given type.
12325 (rs6000_vector_align): New array to given the alignment of each
12327 (power7_cost): New basic costs for power7.
12328 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12329 (rs6000_hard_regno_nregs_internal): New function, moved from
12330 HARD_REGNO_NREGS, to calculate the number of registers each hard
12331 register takes for each type.
12332 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12333 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12334 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12335 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12336 unit information here so it is calculated once at compiler startup
12338 (rs6000_override_options): Make -misel a target mask. Add more
12339 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12340 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12342 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12343 (rs6000_handle_option): Move -misel from variable to target mask.
12344 (rs6000_builtin_mask_for_load): Add VSX support.
12345 (rs6000_conditional_register_usage): Ditto.
12346 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12347 (function_arg_boundary): Ditto.
12348 (rs6000_expand_builtin): Ditto.
12349 (def_builtin): Make abort message a little friendlier.
12350 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12352 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12353 assembler support the popcntd instruction instead of a vsx
12354 instruction to enable power7 support.
12355 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12356 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12357 option to the assembler if -mcpu=native.
12358 (ASM_CPU_NATIVE_SPEC): Ditto.
12359 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12361 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12362 the lwsync instruction.
12363 (enum processor_type): Add PROCESSOR_POWER7.
12364 (rs6000_debug_reg): New -mdebug= options.
12365 (rs6000_debug_addr): Ditto.
12366 (rs6000_debug_cost): Ditto.
12367 (rs6000_isel): Delete.
12368 (enum rs6000_vector): New enum to say what vector unit we have.
12369 (VECTOR_UNIT_*): New macros to say which vector unit has
12370 arithmetic operations for a given type.
12371 (VECTOR_MEM_*): New macros to say which vector unit has memory
12372 operations for a given type.
12373 (TARGET_LDBRX): Whether the machine supports the ldbrx
12375 (TARGET_ISEL): Delete, -misel moved to be a mask.
12376 (TARGET_ISEL64): New macro for 64-bit isel support.
12377 (UNITS_PER_VSX_WORD): New macro.
12378 (POINTER_SIZE): Move to be an external variable, rather than
12379 calculating whether we are generating 32 ot 64-bit code.
12381 (STACK_BOUNDARY): Add VSX support.
12382 (LOCAL_ALIGNMENT): Ditto.
12383 (SLOW_UNALIGNED_ACCESS): Ditto.
12384 (VSX_REGNO_P): New macro for VSX support.
12385 (VFLOAT_REGNO_P): Ditto.
12386 (VINT_REGNO_P): Ditto.
12387 (VLOGICAL_REGNO_P): Ditto.
12388 (VSX_VECTOR_MODE): Ditto.
12389 (VSX_SCALAR_MODE): Ditto.
12391 (VSX_MOVE_MODE): Ditto.
12392 (VSX_REG_CLASS_P): Ditto.
12393 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12395 (UNITS_PER_SIMD_WORD): Add VSX support.
12396 (MODES_TIEABLE_P): Ditto.
12397 (STARTING_FRAME_OFFSET): Ditto.
12398 (STACK_DYNAMIC_OFFSET): Ditto.
12399 (EPILOGUE_USES): Ditto.
12400 (REGNO_REG_CLASS): Move to array lookup.
12401 (CLASS_MAX_NREGS): Ditto.
12402 (rs6000_vector_reg_class): Add declaration.
12403 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12404 overlap with the floating point and Altivec registers.
12406 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12408 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12409 give the appropriate asm switches if -mcpu=native.
12410 (host_detect_local_cpu): Add support for "asm".
12411 (host_detect_local_cpu): Follow GNU code guidelines for name.
12413 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12414 -mbit-word to a variable instead of being a target mask.
12416 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12417 emit the lwsync instruction instead of emitting the instruction as
12418 an integer constant.
12420 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12421 fixuns_trundfsi2, move expander into rs6000.md.
12423 * config/rs6000/rs6000.md (cpu): Add power7.
12424 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12425 (logical predicate patterns): Change the single instruction
12426 primitives that set CR0 to be fast_compare instead of compare.
12428 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12429 (popcntddi2): Ditto.
12430 (popcount<mode>): Ditto.
12431 (floating multiply/add insns): Name the floating point
12432 multiply/add insns.
12433 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12434 (isel_unsigned_<mode>): Ditto.
12435 (fixuns_trundfsi2): Move expander here from spe.md.
12436 (smindi3): Define if we have -misel on 64-bit systems.
12441 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12443 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12445 * config/avr/avr.c (avr_current_device): New variable.
12446 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12447 (avr_arch, mcu_type_s): Move to avr.h.
12448 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12449 default_data_section_start fields.
12450 (avr_arch): Moved from avr.c.
12451 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12452 library_name fields.
12453 (avr_current_device, avr_mcu_types, avr_arch_types,
12454 avr_device_to_arch, avr_device_to_data_start,
12455 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12456 (EXTRA_SPEC_FUNCTIONS): Define.
12457 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12458 options mapping. Use device_to_arch and device_to_data_start insted.
12459 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12460 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12461 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12462 * config/avr/driver-avr.c: New file.
12463 * config/avr/avr-devices.c: New file.
12465 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12467 * var-tracking.c (unshare_variable): Force initialized to
12468 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12469 (set_variable_part): Likewise.
12470 (struct variable_union_info): Remove pos_src field.
12471 (vui_vec, vui_allocated): New variables.
12472 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12473 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12474 == 1 use a simpler sorting algorithm. Compute pos field right
12475 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12476 Avoid quadratic comparison if !flag_var_tracking_uninit.
12477 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12478 unshare_variable unconditionally.
12479 (dataflow_set_different_2): Removed.
12480 (dataflow_set_different): Don't traverse second hash table.
12481 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12482 unconditionally to var_reg_set or var_mem_set.
12483 (emit_notes_in_bb): Likewise.
12484 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12486 (emit_note_insn_var_location): Don't set initialized to
12487 VAR_INIT_STATUS_INITIALIZED early.
12488 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12490 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12492 * tree-object-size.c (addr_object_size): Instead of checking
12493 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12494 are no FIELD_DECLs following it.
12496 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12498 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12499 order to match bswaps with signed source operands.
12501 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12503 * sdbout.c (sdbout_one_type): Fix braces in switch.
12505 2009-06-23 Richard Guenther <rguenther@suse.de>
12507 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12509 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12510 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12511 var_callused, callused_tree, var_storedanything, storedanything_tree,
12512 var_integer, integer_tree): Remove global variables.
12513 (new_var_info): Do not pass new id, append the new var to the
12514 global variable vector.
12515 (do_ds_constraint): Use is_global_var member of the variable-info.
12516 (new_scalar_tmp_constraint_exp): Adjust.
12517 (create_function_info_for): Likewise.
12518 (create_variable_info_for): Likewise.
12519 (find_what_var_points_to): Remove dead code.
12520 (init_base_vars): Simplify.
12521 (compute_points_to_sets): Adjust.
12523 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12525 * combine.c (try_combine): Dump information about the insns we're
12528 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12530 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12531 check when calling force_to_mode on TRUNCATE's operand.
12533 2009-06-22 Ian Lance Taylor <iant@google.com>
12535 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12537 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12539 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12541 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12543 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12544 override library linkage flags such as -static-libgcc or
12547 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12549 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12551 2009-06-22 Ian Lance Taylor <iant@google.com>
12553 * config/linux.opt: Put mglibc ahead of muclibc.
12555 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12556 for duplicate decls.
12558 2009-06-22 Matthias Klose <doko@ubuntu.com>
12560 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12562 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12565 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12566 instead of NULL if a parser error occurs.
12568 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12570 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12571 non-DWARF2_DEBUGGING_INFO version.
12573 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12575 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12576 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12578 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12579 (LIBGCC2_TF_CEXT): Define.
12582 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12585 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12587 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12589 * config/arm/arm.c (arm_override_options): Disable
12590 -mcaller-super-interworking and -mcallee-super-interworking.
12591 * doc/invoke.texi (ARM Options): Document this.
12593 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12595 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12596 * config/arm/constraints.md (j): New constraint for movw operands.
12597 (N): Remove thumb2 meaning.
12598 * config/arm/arm.md (*arm_movw): Delete.
12599 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12600 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12601 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12603 2009-06-22 Martin Jambor <mjambor@suse.cz>
12605 PR tree-optimization/40492
12606 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12607 build_ref_for_offset.
12609 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12611 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12612 JUMP_TABLE_DATA_P predicates where applicable.
12613 * auto-inc-dec.c: Ditto.
12614 * builtins.c: Ditto.
12615 * caller-save.c: Ditto.
12617 * cfgcleanup.c: Ditto.
12618 * cfglayout.c: Ditto.
12620 * combine.c: Ditto.
12621 * combine-stack-adj.c: Ditto.
12625 * df-scan.c: Ditto.
12627 * dwarf2asm.c: Ditto.
12628 * dwarf2out.c: Ditto.
12629 * emit-rtl.c: Ditto.
12635 * function.c: Ditto.
12638 * genpreds.c: Ditto.
12639 * genrecog.c: Ditto.
12641 * ira-costs.c: Ditto.
12642 * ira-lives.c: Ditto.
12644 * loop-iv.c: Ditto.
12645 * lower-subreg.c: Ditto.
12646 * modulo-sched.c: Ditto.
12648 * postreload.c: Ditto.
12649 * print-rtl.c: Ditto.
12651 * reginfo.c: Ditto.
12652 * regmove.c: Ditto.
12653 * reload1.c: Ditto.
12656 * rtlanal.c: Ditto.
12658 * sched-vis.c: Ditto.
12660 * sel-sched-ir.c: Ditto.
12661 * simplify-rtx.c: Ditto.
12662 * targhooks.c: Ditto.
12663 * var-tracking.c: Ditto.
12664 * vmsdbgout.c: Ditto.
12666 2009-06-22 Matthias Klose <doko@ubuntu.com>
12668 * Makefile.in (install-plugin): Always use DESTDIR.
12670 2009-06-22 Olivier Hainque <hainque@adacore.com>
12672 * config/pa/pa.c (output_call): Don't optimize post call jumps
12673 into return address adjustments if the call may throw.
12675 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12677 * arm.c (thumb1_output_casesi): New function.
12678 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12679 optimizing for size or PIC.
12680 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12681 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12682 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12683 (thumb1_casesi_internal_pic): New expand rule.
12684 (thumb1_casesi_dispatch): New pattern.
12685 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12687 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12688 in the text seciton when PIC or optimizing for size.
12689 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12690 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12691 preservation properties of code.
12692 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12693 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12694 (__gnu_thumb1_case_si): New function.
12695 * t-arm (LIB1ASMSRC): Define here.
12696 (LIB1ASMFUNCS): Add some common functions.
12697 * t-arm-elf (LIB1ASMSRC): Delete.
12698 (LIB1ASMFUNCS): Append to existing set.
12699 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12700 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12701 * t-symbian (LIB1ASMFUNCS): Likewise.
12702 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12703 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12705 2009-06-21 Richard Guenther <rguenther@suse.de>
12707 PR tree-optimization/38729
12708 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12709 to loops with a single exit if -fno-expensive-optimizations.
12711 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12713 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12714 (dataflow_set): Change vars type from htab_t to shared_hash.
12715 (shared_hash_pool, empty_shared_hash): New variables.
12716 (vars_clear): Removed.
12717 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12718 shared_hash_find_slot_unshare, shared_hash_find_slot,
12719 shared_hash_find_slot_noinsert, shared_hash_find): New
12721 (shared_hash_unshare, shared_hash_destroy): New functions.
12722 (unshare_variable): Unshare set->vars if shared, use
12724 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12725 (get_init_value, find_src_set_src, dump_dataflow_set,
12726 clobber_variable_part, emit_notes_for_differences): Use
12728 (dataflow_set_init): Remove second argument, set vars to
12729 empty_shared_hash instead of creating a new htab.
12730 (dataflow_set_clear): Call shared_hash_destroy and set vars
12731 to empty_shared_hash instead of calling vars_clear.
12732 (dataflow_set_copy): Don't call vars_copy, instead just share
12733 the src htab with dst.
12734 (variable_union): Use shared_hash_*, use initially NO_INSERT
12735 lookup if set->vars is shared. Don't keep slot cleared before
12736 calling unshare_variable. Unshare set->vars if needed.
12737 Even ->refcount == 1 vars must be unshared if set->vars is shared
12738 and var needs to be modified.
12739 (variable_canonicalize): New function.
12740 (dataflow_set_union): If dst->vars is empty, just share src->vars
12741 with dst->vars and traverse with variable_canonicalize to canonicalize
12742 and unshare what is needed.
12743 (dataflow_set_different): If old_set and new_set use the same shared
12744 htab, they aren't different. If number of htab elements is different,
12745 htabs are different. Use shared_hash_*.
12746 (dataflow_set_destroy): Call shared_hash_destroy instead of
12748 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12749 second argument to dataflow_set_init.
12750 (vt_initialize): Likewise. Initialize shared_hash_pool and
12751 empty_shared_hash, move bb in/out initialization afterwards.
12752 Use variable_htab_free instead of NULL as changed_variables del hook.
12753 (variable_was_changed): Change type of second argument to pointer to
12754 dataflow_set. When inserting var into changed_variables, bump
12755 refcount. Unshare set->vars if set is shared htab and slot needs to
12757 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12758 lookup if set->vars is shared. Unshare set->vars if needed.
12759 Even ->refcount == 1 vars must be unshared if set->vars is shared
12760 and var needs to be modified. Adjust variable_was_changed caller.
12761 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12762 vars must be unshared if set->vars is shared and var needs to be
12763 modified. Adjust variable_was_changed caller.
12764 (emit_note_insn_var_location): Don't pool_free var.
12765 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12767 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12768 free_alloc_pool on shared_hash_pool.
12770 2009-06-20 Anthony Green <green@moxielogic.com>
12772 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12773 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12775 2009-06-20 Richard Guenther <rguenther@suse.de>
12777 * tree-ssa-structalias.c (find_func_aliases): For memset use
12778 a constraint from NULL if we memset to zero.
12779 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12780 we explicitly handle that do not read from memory.
12781 (call_may_clobber_ref_p_1): Properly handle builtins that may
12784 2009-06-20 Richard Guenther <rguenther@suse.de>
12786 PR tree-optimization/40495
12787 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12788 (new_scalar_tmp_constraint_exp): New function.
12789 (process_constraint): Do not create temporary decls.
12790 (process_all_all_constraints): Likewise.
12791 (handle_const_call): Likewise.
12792 (create_function_info_for): Do not set decl.
12794 2009-06-19 Ian Lance Taylor <iant@google.com>
12796 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12797 (rs6000_attribute_table): Make static; move before use.
12799 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12801 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12802 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12803 Propagate the TREE_READONLY flag without overwriting it.
12804 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12805 Propagate the TREE_READONLY flag onto the result.
12806 (process_call_operands): Move around. Use correct constant value.
12808 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12811 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12812 * config/arm/arm.md: Likewise.
12814 2009-06-19 Ian Lance Taylor <iant@google.com>
12816 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12817 to GIMPLE_ERROR_MARK.
12819 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12820 op2_original_type parameters. Warn about using different enum types.
12821 * c-parser.c (c_parser_conditional_expression): Pass original
12822 types to build_conditional_expr.
12823 * c-tree.h (build_conditional_expr): Update declaration.
12825 2009-06-19 Ian Lance Taylor <iant@google.com>
12827 * config/i386/i386.c (ix86_function_specific_save): Test that
12828 fields match values, rather than testing the values are in a
12831 2009-06-19 Richard Guenther <rguenther@suse.de>
12833 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12834 ADDR_EXPR pointers.
12835 (ptr_derefs_may_alias_p): Likewise.
12836 (ptr_deref_may_alias_ref_p_1): New function.
12837 (ptr_deref_may_alias_ref_p): Likewise.
12838 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12839 covered by looking at the ESCAPED solution.
12840 (call_may_clobber_ref_p_1): Likewise.
12841 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12842 Handle NULL_TREE offset. Do not produce redundant constraints.
12843 (process_all_all_constraints): New helper function.
12844 (do_structure_copy): Use it.
12845 (handle_lhs_call): Likewise.
12846 (find_func_aliases): Handle some builtins with pointer arguments
12847 and/or return values explicitly.
12849 2009-06-19 Ian Lance Taylor <iant@google.com>
12851 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12853 2009-06-19 Ian Lance Taylor <iant@google.com>
12855 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12857 2009-06-19 Ian Lance Taylor <iant@google.com>
12859 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12860 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12863 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12864 uninitialized const.
12866 2009-06-19 Ian Lance Taylor <iant@google.com>
12868 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12871 * c-decl.c (in_struct, struct_types): Remove.
12872 (struct c_binding): Add in_struct field.
12873 (c_binding_ptr): Define type, along with VEC.
12874 (struct c_struct_parse_info): Define.
12875 (struct_parse_info): New static variable.
12876 (bind): Initialize in_struct field.
12877 (start_struct): Remove enclosing_in_struct and
12878 enclosing_struct_types parameters. Add
12879 enclosing_struct_parse_info parameter. Change all callers. Set
12880 struct_parse_info rather than in_struct and struct_types.
12881 (grokfield): If -Wc++-compat and there is a symbol binding for the
12882 field name, set the in_struct flag and push it on the
12883 struct_parse_info->fields vector.
12884 (warn_cxx_compat_finish_struct): New static function.
12885 (finish_struct): Remove enclosing_in_struct and
12886 enclosing_struct_types parameters. Add
12887 enclosing_struct_parse_info parameter. Change all callers. Don't
12888 set C_TYPE_DEFINED_IN_STRUCT here. Call
12889 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12890 parameter. Only push on struct_types if warn_cxx_compat.
12891 (finish_enum): Only push on struct_types if warn_cxx_compat.
12892 (declspecs_add_type): Add loc parameter. Change all callers.
12893 Change all error calls to error_at. Pass loc, not input_location,
12894 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12895 defined in a struct. If -Wc++-compat and parsing a struct, record
12896 that a typedef name was used.
12897 * c-parser.c (c_parser_declspecs): Get location to pass to
12898 declspecs_add_type.
12899 (c_parser_struct_or_union_specifier): Update calls to start_struct
12901 * c-tree.h (struct c_struct_parse_info): Declare.
12902 (finish_struct, start_struct): Update declarations.
12903 (declspecs_add_type): Update declaration.
12905 2009-06-19 Ian Lance Taylor <iant@google.com>
12907 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12908 variable with an anonymous type.
12910 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12912 * see.c: Remove for real.
12914 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12916 * optabs.h (enum optab_index): Add new OTI_significand.
12917 (significand_optab): Define corresponding macro.
12918 * optabs.c (init_optabs): Initialize significand_optab.
12919 * genopinit.c (optabs): Implement significand_optab using
12920 significand?f2 patterns.
12921 * builtins.c (expand_builtin_mathfn): Handle
12922 BUILT_IN_SIGNIFICAND{,F,L}.
12923 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12924 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12926 * config/i386/i386.md (significandxf2, significand<mode>2): New
12927 expanders to implement significandf, significand and significandl
12928 built-ins as inline x87 intrinsics.
12930 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12932 * config/avr/avr.c (avr_override_options): Remove setting value of
12933 PARAM_INLINE_CALL_COST.
12935 2009-06-18 Richard Henderson <rth@redhat.com>
12938 * tree-pass.h (TDF_ASMNAME): New.
12939 * tree-dump.c (dump_options): Add asmname.
12940 * doc/invoke.texi: Document it.
12942 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12943 (dump_decl_name): ...here.
12944 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12945 (dump_generic_node): Update dump_function_name calls.
12946 (print_call_name): New flags arg; update all dump calls.
12947 * diagnostic.h (print_call_name): Update.
12948 * gimple-pretty-print.c (dump_gimple_call): Update.
12950 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12953 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12955 2009-06-18 Diego Novillo <dnovillo@google.com>
12957 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12958 * plugin.c (str_license): Declare.
12959 (try_init_one_plugin): Assert that the symbol
12960 'plugin_is_GPL_compatible' exists.
12962 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12965 * Makefile.in (OBJS-common): Remove see.o.
12967 * common.opt (fsee): Mark as preserved for backward compatibility.
12968 * opts.c (common_handle_option): Add OPT_fsee to the backward
12969 compatibility section.
12970 * passes.c (init_optimization_passes, pass_see): Remove pass.
12971 * timevar.def (TV_SEE): Remove.
12972 * tree-pass.h (pass_see): Remove declaration.
12973 * doc/invoke.texi (-fsee): Remove documentation.
12975 2009-06-18 Martin Jambor <mjambor@suse.cz>
12977 * tree-sra.c: Include statistics.h
12978 (sra_stats): New variable.
12979 (sra_initialize): Clear sra_stats.
12980 (create_access_replacement): Increment sra_stats.replacements.
12981 (get_access_replacement): Do not return twice.
12982 (analyze_all_variable_accesses): Increment statistics counter by the
12983 number of scalarized aggregates.
12984 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12985 (sra_modify_expr): Increment sra_stats.exprs.
12986 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12987 (sra_modify_assign): Increment sra_stats.exprs,
12988 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12989 (perform_intra_sra): Update statistics counters.
12990 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12992 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12994 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12995 (arm_scalar_mode_supported_p): New function.
12997 2009-06-18 Paul Brook <paul@codesourcery.com>
12998 Sandra Loosemore <sandra@codesourcery.com>
13000 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13001 (__extendhfsf2, __truncsfhf2): Define.
13002 * config/arm/fp16.c: New file.
13003 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13004 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13006 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13008 * doc/extend.texi (Half-Precision): New section.
13009 * doc/invoke.texi (Option Summary): List -mfp16-format.
13010 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13011 * config/arm/arm.opt (mfp16-format=): New.
13012 * config/arm/arm.c: Include intl.h.
13013 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13014 (TARGET_INVALID_RETURN_TYPE): Redefine.
13015 (TARGET_PROMOTED_TYPE): Redefine.
13016 (TARGET_CONVERT_TO_TYPE): Redefine.
13017 (arm_fp16_format): Define.
13018 (all_fpus): Add entry for neon-fp16.
13019 (fp_model_for_fpu): Likewise.
13020 (struct fp16_format): Declare.
13021 (all_fp16_formats): Define.
13022 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13024 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13026 (arm_legitimate_index_p): Treat HFmode like HImode.
13027 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13028 (coproc_secondary_reload_class): Special-case HFmode.
13029 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13030 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13031 (arm_init_fp16_builtins): New.
13032 (arm_init_builtins): Call it.
13033 (arm_invalid_parameter_type): New.
13034 (arm_invalid_return_type): New.
13035 (arm_promoted_type): New.
13036 (arm_convert_to_type).
13037 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13039 (arm_emit_fp16_const): New function.
13040 (arm_mangle_type): Mangle __fp16 as "Dh".
13041 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13043 (TARGET_NEON_FP16): New.
13044 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13045 (enum fputype): Add FPUTYPE_NEON_FP16.
13046 (enum arm_fp16_format_type): Declare.
13047 (arm_fp16_format): Declare.
13048 (LARGEST_EXPONENT_IS_NORMAL): Define.
13049 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13050 * config/arm/arm-modes.def (HFmode): Define.
13051 * config/arm/vfp.md: (*movhf_vfp): New.
13052 (extendhfsf2): New.
13054 * config/arm/arm.md: (fpu): Add neon_fp16.
13055 (floatsihf2, floatdihf2): New.
13056 (fix_trunchfsi2, fix_trunchfdi2): New.
13058 (extendhfdf2): New.
13060 (*arm32_movhf): New.
13061 (*thumb1_movhf): New.
13062 (consttable_2): Add check for HFmode constants.
13063 (consttable_4): Handle HFmode constants.
13065 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13067 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13069 2009-06-17 Olivier Hainque <hainque@adacore.com>
13071 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13072 const char ** conversion in AIX specific section.
13074 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13076 * config/i386/i386.c (ix86_special_builtin_type): Remove
13077 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13078 (bdesc_special_args): Updated.
13079 (ix86_init_mmx_sse_builtins): Likewise.
13080 (ix86_expand_special_args_builtin): Likewise.
13082 2009-06-17 Richard Henderson <rth@redhat.com>
13084 * tree-pretty-print.c (maybe_dump_asm_name): New.
13085 (dump_decl_name): Use it.
13086 (PRINT_FUNCTION_NAME): Merge into...
13087 (dump_function_name): ... here. Use maybe_dump_asm_name.
13089 2009-06-17 Cary Coutant <ccoutant@google.com>
13091 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13093 * debug.c (struct gcc_debug_hooks): Change placeholder for
13095 (debug_nothing_int_charstar_int): Replaced by...
13096 (debug_nothing_int_charstar_int_bool): ...this.
13097 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13098 source_line prototype.
13099 (debug_nothing_int_charstar_int): Replaced by...
13100 (debug_nothing_int_charstar_int_bool): ...this.
13101 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13102 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13103 Output is_stmt operand when necessary.
13104 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13105 (notice_source_line): Add is_stmt parameter.
13106 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13107 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13109 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13110 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13112 2009-06-17 Ian Lance Taylor <iant@google.com>
13114 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13116 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13119 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13121 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13122 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13123 tree_strip_sign_nop_conversions and
13124 tree_ssa_strip_useless_type_conversions rather than stripping
13125 the operations here.
13126 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13128 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13129 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13130 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13131 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13134 2009-06-17 Michael Eager <eager@eagercon.com>
13136 * config/rs6000/constraints.md (register_constraint "d"): New.
13137 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13138 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13139 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13140 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13141 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13142 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13143 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13144 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13145 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13146 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13148 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13149 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13150 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13151 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13152 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13153 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13154 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13155 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13156 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13157 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13158 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13159 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13160 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13161 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13163 2009-06-16 Ian Lance Taylor <iant@google.com>
13165 * profile.c (total_num_never_executed): Don't define.
13166 (compute_branch_probabilities): Don't count or print
13167 num_never_executed.
13168 (init_branch_prob): Don't set total_num_never_executed.
13169 (end_branch_prob): Don't print total_num_never_executed.
13171 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13173 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13175 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13177 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13178 (nabstd2_fpr): Same.
13180 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13182 * expr.c (expand_assignment): Change complex type check.
13184 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13186 * doc/plugins.texi (Building GCC plugins): Added new section.
13188 2009-06-17 Ian Lance Taylor <iant@google.com>
13190 * c-pch.c (get_ident): Don't set size of templ array.
13191 (pch_init): Don't set size of partial_pch array.
13193 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13194 string constant to intialize an array whose size is the length of
13197 2009-06-17 Richard Guenther <rguenther@suse.de>
13199 PR tree-optimization/40389
13200 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13201 to addressable types.
13202 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13204 2009-06-17 Richard Guenther <rguenther@suse.de>
13206 PR middle-end/40460
13207 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13208 if there is no evolution of left in the loop bail out.
13209 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13210 chrec_fold_multiply.
13212 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13213 Janis Johnson <janis187@us.ibm.com>
13216 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13217 for the symbol ref of a constant that is the source of a move
13218 - nor for any other not-obvious-label-ref constants.
13220 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13222 * plugin.c (position_pass): Skip newly inserted pass during list
13223 traversal to avoid repeated insertion.
13225 2009-06-16 Ian Lance Taylor <iant@google.com>
13227 * vec.h (VEC_stack_alloc): Define different version if
13228 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13229 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13230 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13231 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13233 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13235 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13237 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13238 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13239 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13240 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13241 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13242 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13243 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13244 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13245 __builtin_ia32_rdtscp.
13246 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13247 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13248 and __builtin_ia32_rorhi.
13249 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13250 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13251 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13252 (ix86_expand_args_builtin): Likewise.
13253 (ix86_expand_special_args_builtin): Likewise.
13255 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13256 (UNSPECV_RDTSC): Likewise.
13257 (UNSPECV_RDPMC): Likewise.
13258 (*bsr): Renamed to ...
13260 (*bsr_rex64): Renamed to ...
13263 (*rdpmc): Likewise.
13264 (*rdpmc_rex64): Likewise.
13266 (*rdtsc): Likewise.
13267 (*rdtsc_rex64): Likewise.
13268 (rdtscp): Likewise.
13269 (*rdtscp): Likewise.
13270 (*rdtscp_rex64): Likewise.
13272 * config/i386/ia32intrin.h: New.
13274 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13276 2009-06-16 Ian Lance Taylor <iant@google.com>
13278 * ira-build.c (copy_info_to_removed_store_destinations):
13279 Initialize parent_a.
13281 2009-06-16 Ian Lance Taylor <iant@google.com>
13283 * c-decl.c (grokdeclarator): Change size_varies to bool.
13285 2009-06-16 Ian Lance Taylor <iant@google.com>
13287 * sel-sched.c: Make forward declarations of move_op_hooks and
13288 fur_hooks explicitly extern.
13290 2009-06-16 Ian Lance Taylor <iant@google.com>
13292 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13293 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13295 2009-06-16 Ian Lance Taylor <iant@google.com>
13297 * resource.c (mark_referenced_resources): Change
13298 include_delayed_effects parameter to bool. Change all callers.
13299 (mark_end_of_function_resources): Likewise.
13300 * reorg.c (insn_references_resource_p): Likewise.
13301 (insn_sets_resource_p): Likewise.
13302 * resource.h (mark_referenced_resources): Update declaration.
13303 (mark_end_of_function_resources): Update declaration.
13305 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13307 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13309 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13311 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13312 GCC can bootstrap on AIX with GNU Binutils 2.20.
13314 2009-06-16 Ian Lance Taylor <iant@google.com>
13316 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13318 2009-06-16 Ian Lance Taylor <iant@google.com>
13320 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13321 inline, not extern inline.
13322 (exact_log2): Likewise.
13323 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13325 (exact_log2): Likewise, but don't test CTZ_HWI.
13327 2009-06-16 Ian Lance Taylor <iant@google.com>
13329 * bitmap.c (bitmap_clear): Don't declare as inline.
13330 * gimple.c (gimplify_assign): Likewise.
13331 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13332 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13333 (sched_scan_info): Remove duplicate definition.
13335 2009-06-16 Ian Lance Taylor <iant@google.com>
13337 * c-common.c (skip_evaluation): Don't define.
13338 (c_inhibit_evaluation_warnings): Define global variable.
13339 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13340 than skip_evaluation.
13341 (convert_and_check, warn_for_div_by_zero): Likewise.
13342 * c-common.h (skip_evaluation): Don't declare.
13343 (c_inhibit_evaluation_warnings): Declare.
13344 * c-parser.c (c_parser_typeof_specifier): Set
13345 c_inhibit_evaluation_warnings rather than skip_evaluation.
13346 (c_parser_conditional_expression): Likewise.
13347 (c_parser_binary_expression): Likewise.
13348 (c_parser_sizeof_expression): Likewise.
13349 (c_parser_alignof_expression): Likewise.
13350 * c-typeck.c (build_indirect_ref): Check
13351 c_inhibit_evaluation_warnings rather than skip_evaluation.
13352 (build_conditional_expr, build_binary_op): Likewise.
13354 2009-06-16 Richard Guenther <rguenther@suse.de>
13356 * tree-ssa-alias.c (is_escape_site): Remove.
13357 * tree-ssa-alias.h (enum escape_type): Remove.
13358 (is_escape_site): Likewise.
13359 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13360 via casts and asms without deferring to is_escape_site.
13362 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13364 PR middle-end/40446
13365 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13366 use gen_lowpart if op0 has complex mode.
13368 2009-06-16 Richard Guenther <rguenther@suse.de>
13370 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13371 variables add them to ESCAPED.
13372 (find_func_aliases): Do not make all indirectly stored values escaped.
13374 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13376 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13377 make_decl_one_only.
13379 2009-06-16 Martin Jambor <mjambor@suse.cz>
13381 PR tree-optimization/40432
13382 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13383 check whether we need to force gimple register operand.
13385 2009-06-16 Martin Jambor <mjambor@suse.cz>
13387 PR tree-optimization/40413
13388 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13389 build_ref_for_offset.
13390 (propagate_subacesses_accross_link): Fix a typo in a comment.
13392 2009-06-16 Ira Rosen <irar@il.ibm.com>
13394 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13395 with additional parameter.
13396 * tree-vectorizer.h (enum vect_def_type): Add new value
13398 (enum vect_relevant): Add comments.
13399 (vect_is_simple_reduction): Add new argument.
13400 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13401 Detect nested cycles.
13402 (vect_is_simple_reduction): Update documentation, add an argument to
13403 distinguish inner-loop reduction from nested cycle, detect nested
13404 cycles, fix printings and indentation, don't swap operands in case
13406 (get_initial_def_for_reduction): Handle subtraction.
13407 (vect_create_epilog_for_reduction): Add new argument to specify
13408 reduction variable.
13409 (vect_finalize_reduction): Handle subtraction, fix comments.
13410 (vectorizable_reduction): Handle nested cycles. In case of nested
13411 cycle keep track of the reduction variable position. Call
13412 vect_is_simple_reduction with additional parameter. Use original
13413 statement code in reduction epilogue for nested cycle. Call
13414 vect_create_epilog_for_reduction with additional parameter.
13415 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13416 inner-loop vectorization.
13417 (vect_recog_widen_sum_pattern): Likewise.
13418 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13420 (vect_mark_stmts_to_be_vectorized): Likewise.
13421 (vect_get_vec_def_for_operand): Handle nested cycles.
13423 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13425 * doc/invoke.texi (Debugging Options): Fix option index entries
13426 for -fdump-statistics, -frandom-seed add entries for
13427 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13428 (FRV Options): Fix entries for -mTLS, -mtls.
13429 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13430 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13431 (M68hc1x Options): Fix @itemx for -mnominmax.
13432 (MCore Options): Fix entry for -mno-lsim.
13433 (MMIX Options): Fix entry for -mabi=mmixware.
13434 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13436 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13438 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13439 Mention the plugin mode of gengtype.
13440 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13441 * gengtype.c: Updated copyright.
13442 (plugin_files, nb_plugin_files) Added new static variables.
13443 (measure_input_list) Care about plugin_files.
13444 (write_rtx_next): Added early return in plugin mode.
13445 (create_file): Updated copyright year in generated file. Added
13447 (oprintf): Added early return if NULL outf.
13448 (get_output_file_with_visibility): Care of plugin_files.
13449 (get_output_file_name): May return null.
13450 (write_local): Added early return.
13451 (put_mangled_filename): Ditto.
13452 (finish_root_table): Added check for base_files.
13453 (write_roots): Care about null when plugins.
13454 (main): Added plugin mode.
13456 2009-06-15 Ian Lance Taylor <iant@google.com>
13458 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13459 * gcov.c (read_count_file): Add braces around variables declared
13462 * c.opt (Wjump-misses-init): New warning.
13463 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13464 -Wall and -Wc++-compat if not already set.
13465 (c_common_post_options): Clear warn_jump_misses_init if it was not
13467 * c-decl.c (struct c_binding): Change type field to a union with
13468 new label field. Make it the first field in the struct. Update
13469 references to type to use u.type instead.
13470 (struct c_spot_bindings): Define.
13471 (struct c_goto_bindings): Define.
13472 (c_goto_bindings_p): Define, along with VECs.
13473 (struct c_label_vars): Define.
13474 (struct c_scope): Add has_label_bindings field.
13475 (bind_label, set_spot_bindings): New static functions.
13476 (decl_jump_unsafe, update_spot_bindings): New static functions.
13477 (update_label_decls): New static function.
13478 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13479 Update binding u.label field to shadowed field.
13480 (c_binding_start_stmt_expr): New function.
13481 (c_binding_end_stmt_expr): New function.
13482 (pushdecl): Don't call c_begin_vm_scope.
13483 (make_label): Add defining and p_label_vars parameters. Change
13485 (lookup_label): Correct test for whether a label has not yet been
13486 defined. Call bind_label rather than bind.
13487 (warn_about_goto): New static function.
13488 (lookup_label_for_goto): New function.
13489 (declare_label): Call bind_label rather than bind.
13490 (check_earlier_gotos): New static function.
13491 (define_label): Don't give errors about jumping into statement
13492 expressions or scopes of variably modified types. Call
13493 set_spot_bindings and check_earlier_gotos. Call bind_label
13494 instead of bind. Don't set label_context_stack_se or
13495 label_context_stack_vm.
13496 (c_get_switch_bindings): New function.
13497 (c_release_switch_bindings): New function.
13498 (c_check_switch_jump_warnings): New function.
13499 (start_function): Don't set label_context_stack_se or
13500 label_context_stack_vm.
13501 (finish_function): Likewise.
13502 * c-typeck.c (label_context_stack_se): Don't define.
13503 (label_context_stack_vm): Don't define.
13504 (c_finish_goto_label): Call lookup_label_for_goto rather than
13505 lookup_label. Don't give errors about jumping into a statement
13506 expression or the scope of a variably modified type. Don't set
13507 label_context_stack_se or label_context_stack_vm.
13508 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13509 fields. Add bindings field.
13510 (c_start_case): Don't set deleted fields. Set bindings field.
13511 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13512 or blocked_vm. Call c_check_switch_jump_warnings.
13513 (c_finish_case): Don't test blocked_stmt_expr field. Call
13514 c_release_switch_bindings.
13515 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13516 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13517 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13518 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13519 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13520 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13521 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13522 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13523 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13524 (C_DECL_UNJUMPABLE_VM): Don't define.
13525 (C_DECL_UNDEFINABLE_VM): Don't define.
13526 (struct c_label_list): Don't define.
13527 (struct c_label_context_se): Don't define.
13528 (struct c_label_context_vm): Don't define.
13529 (struct c_spot_bindings): Declare.
13530 (c_bindings_start_stmt_expr): Declare.
13531 (c_bindings_end_stmt_expr): Declare.
13532 (lookup_label_for_goto): Declare.
13533 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13534 (c_check_switch_jump_warnings): Declare.
13535 (label_context_stack_se, label_context_stack_vm): Don't declare.
13536 (c_finish_goto_label): Update declaration.
13537 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13538 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13539 (Warning Options): Document -Wjump-misses-init.
13541 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13543 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13546 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13548 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13550 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13552 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13554 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13556 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13558 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13560 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13561 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13562 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13563 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13564 * dwarf2asm.c (dw2_force_const_mem): Update call to
13565 make_decl_one_only.
13566 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13567 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13568 * langhooks.c (lhd_comdat_group): Remove.
13569 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13570 * tree.h (DECL_COMDAT_GROUP): New.
13571 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13572 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13573 (make_decl_one_only): Change signature.
13574 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13575 make_decl_one_only.
13576 (make_decl_one_only): Change signature.
13577 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13579 2009-06-15 Richard Guenther <rguenther@suse.de>
13581 PR middle-end/40439
13582 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13584 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13586 * tree-ssa-math-opts.c: Remove extra divide.
13588 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13590 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13592 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13594 * passes.c: Add bswap pass.
13595 * tree-pass.h: Add pass_optimize_bswap declaration.
13596 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13597 Include rtl.h, expr.h and optabs.h for optab_handler check.
13598 (struct symbolic_number, pass_optimize_bswap): New definition.
13599 (do_shift_rotate, verify_symbolic_number_p): New functions.
13600 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13601 (gate_optimize_bswap): New function.
13602 * tree.c (widest_int_cst_value): New function.
13603 * tree.h (widest_int_cst_value): Prototype added.
13605 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13607 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13608 REG_EQUAL/REG_EQUIV notes.
13610 2009-06-14 Richard Guenther <rguenther@suse.de>
13612 PR middle-end/40389
13613 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13614 has its address taken if NRV was applied and it is addressable.
13615 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13616 function split out from ...
13617 (get_constraint_for_1): ... here.
13618 (handle_rhs_call): Use it to mark the return slot escaped if
13619 it is addressable and NRV was applied.
13621 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13623 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13624 Change first argument type to location_t.
13625 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13626 Do not set input_location.
13627 Use loc instead of input_location throughout.
13629 2009-06-13 Richard Guenther <rguenther@suse.de>
13631 PR tree-optimization/40421
13632 * tree-predcom.c (should_unroll_loop_p): Remove.
13633 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13635 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13637 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13638 Add location argument.
13640 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13642 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13644 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13645 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13646 * config/spu/spu-protos.h: Add location to
13647 spu_resolve_overloaded_builtin.
13648 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13649 spu_build_builtin_va_list.
13650 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13651 argument. Pass location to build_function_call_vec.
13652 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13654 (emit_fpu_switch): Same.
13655 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13656 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13657 to build_decl and create_artificial_label.
13658 (xtensa_gimplify_va_arg_expr): Same.
13659 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13660 (xstormy16_gimplify_va_arg_expr): Same.
13661 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13662 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13663 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13664 (mips16_build_function_stub): Same.
13665 (mips16_build_call_stub): Same.
13667 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13670 * arm/constraints.md (Pa, Pb): New constraints.
13671 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13672 split pattern to deal with them.
13674 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13676 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13677 fix index entry for -Xpreprocessor.
13679 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13681 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13682 Add location argument to build_decl call.
13683 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13684 (rs6000_init_builtins): Same.
13685 (spe_init_builtins): Same.
13686 (rs6000_gimplify_va_arg): Add location argument to
13687 create_artificial_label call.
13689 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13691 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13692 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13693 * Makefile.in: Fix GGC dependency for gcse.o.
13695 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13697 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13698 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13699 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13701 * c-parser.c (c_parser_binary_expression): Use current column while
13702 building binary operations.
13703 * common.opt (fshow-column): Enable by default.
13704 * tree-vrp.c (check_array_ref): Use warning_at.
13705 (check_array_bounds): Use location from call back if expr has no
13707 * tree.h: Add location argument to maybe_fold_*.
13708 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13709 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13710 (maybe_fold_offset_to_component_ref): Same.
13711 (maybe_fold_offset_to_reference): Same.
13712 (maybe_fold_offset_to_address): Same.
13713 (maybe_fold_stmt_indirect): Same.
13714 (maybe_fold_stmt_addition): Same.
13715 (fold_stmt_r): Pass location to maybe_fold_*.
13716 (fold_gimple_assign): Same.
13717 * c-tree.h: Add location argument to finish_decl,
13718 default_function_array_conversion, store_init_value.
13719 * c-decl.c (define_label): Use error_at.
13720 (c_make_fname_decl): Pass location to finish_decl.
13721 (finish_decl): New location argument.
13722 (build_compound_literal): Pass location to store_init_value.
13723 (grokdeclarator): Pass location to finish_decl.
13725 * c-typeck.c (array_to_pointer_conversion): New location argument.
13726 (function_to_pointer_conversion): Same.
13727 (default_function_array_conversion): Same.
13728 (parser_build_unary_op): Pass location to overflow_warning.
13729 (parser_build_binary_op): Same. Use warning_at.
13730 (build_unary_op): Pass location to array_to_pointer_conversion.
13731 (build_c_cast): Pass location to digest_init.
13732 (build_modify_expr): New location argument.
13733 (convert_for_assignment): Same.
13734 (store_init_value): Same.
13735 (digest_init): Same.
13736 (output_init_element): Pass location to digest_init and
13737 array_to_pointer_conversion.
13738 (c_finish_return): Pass location to convert_for_assignment.
13739 * gimplify.c (gimplify_conversion): Pass location to
13740 maybe_fold_offset_to_address.
13741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13742 to maybe_fold_stmt_addition.
13743 * c-omp.c (c_finish_omp_atomic): Pass new location to
13745 (c_finish_omp_for): Same.
13746 * c-common.c (overflow_warning): New argument.
13747 * c-common.h: New argument to build_modify_expr, overflow_warning.
13748 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13750 (c_parser_initializer): Pass location to
13751 default_function_array_conversion.
13752 (c_parser_initelt): Same.
13753 (c_parser_initval): Same.
13754 (c_parser_asm_operands): Same.
13755 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13756 (c_parser_conditional_expression): Same.
13757 (c_parser_binary_expression): Add location info to stack. Use it.
13758 (c_parser_unary_expression): Pass location to
13759 default_function_array_conversion, parser_build_unary_op,
13760 build_indirect_ref, c_parser_postfix_expression_after_primary.
13761 (c_parser_postfix_expression_after_primary): New location argument.
13763 (c_parser_expression_conv): Pass location to
13764 default_function_array_conversion.
13765 (c_parser_expr_list): Same.
13766 (c_parser_omp_atomic): Same.
13767 (c_parser_omp_for_loop): Same.
13768 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13769 (build_array_declarator): New argument.
13770 * c-decl.c (build_array_declarator): Add location argument.
13771 (grokdeclarator): Set id_loc for cdk_array.
13772 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13773 build_array_declarator.
13774 * tree.c (build_omp_clause): Add location argument.
13775 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13776 (OMP_CLAUSE_LOCATION): New macro.
13777 (struct tree_omp_clause): Add location field.
13778 (build_omp_clause): Add argument.
13779 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13780 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13782 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13783 (cp_parser_omp_clause_collapse): Same.
13784 (cp_parser_omp_clause_default): Same.
13785 (cp_parser_omp_clause_if): Same.
13786 (cp_parser_omp_clause_nowait): Same.
13787 (cp_parser_omp_clause_num_threads): Same.
13788 (cp_parser_omp_clause_ordered): Same.
13789 (cp_parser_omp_clause_schedule): Same.
13790 (cp_parser_omp_clause_untied): Same.
13791 (cp_parser_omp_for_loop): Same.
13792 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13793 * c-tree.h (c_start_case): Add location argument.
13794 (c_process_expr_stmt): Same.
13795 (c_finish_goto_*): Same.
13796 * tree-parloops.c (initialize_reductions): Pass location to
13798 (create_parallel_loop): Same.
13799 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13800 (gfc_trans_omp_reduction_list): Same.
13801 (gfc_trans_omp_clauses): Same.
13802 (gfc_trans_omp_do): Same.
13803 * c-typeck.c (c_finish_goto_label): Same.
13804 (c_finish_goto_ptr): New location argument.
13805 (c_start_case): Same.
13806 (emit_side_effect_warnings): Same.
13807 (c_process_expr_stmt): Same.
13808 (c_finish_stmt_expr): Same.
13809 (c_finish_omp_clauses): Use error_at instead of error.
13810 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13812 * c-omp.c (c_split_parallel_clauses): New location argument.
13813 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13814 to build_omp_clause.
13815 (convert_local_reference_stmt): Same.
13816 (convert_gimple_call): Same.
13817 * c-common.h (c_split_parallel_clauses): New argument.
13818 * c-parser.c (c_parser_statement_after_labels): Pass location to
13819 c_finish_goto_label.
13820 (c_parser_switch_statement): Pass location to c_start_case.
13821 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13822 and c_process_expr_stmt.
13823 (c_parser_omp_variable_list): Add location argument.
13824 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13825 (c_parser_omp_clause_default): Same.
13826 (c_parser_omp_clause_if): Same.
13827 (c_parser_omp_clause_num_threads): Same.
13828 (-c_parser_omp_clause_ordered): Same.
13829 (c_parser_omp_clause_reduction): Pass location to
13830 c_parser_omp_variable_list.
13831 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13832 (c_parser_omp_clause_untied): Same.
13833 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13834 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13836 * c-tree.h (check_for_loop_decls, undeclared_variable,
13837 build_component_ref, build_array_ref, build_external_ref,
13838 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13839 build_conditional_expr, build_compound_expr, c_cast_expr,
13840 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13841 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13843 * c-semantics.c (build_stmt): Same.
13844 (build_case_label): Same.
13845 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13846 (undeclared_variable): New argument.
13847 (make_label): Same.
13848 (lookup_label): Pass location on down.
13849 (define_label): Same.
13850 (finish_decl): Same.
13851 (build_compound_literal): Same.
13852 (finish_struct): Same.
13853 (finish_function): Do not set location here.
13854 (check_for_loop_decls): New argument.
13855 * tree.c (save_expr): Set location.
13856 (build_empty_stmt): New argument.
13857 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13858 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13859 * builtins.c (gimplify_va_arg_expr): Use locations.
13860 (expand_builtin_sync_operation): Same.
13861 * c-typeck.c (build_component_ref): New argument.
13862 (build_array_ref): Same.
13863 (build_external_ref): Same.
13864 (c_expr_sizeof_expr): Same.
13865 (c_expr_sizeof_type): Same.
13866 (parser_build_unary_op): Same.
13867 (build_conditional_expr): Same.
13868 (build_compound_expr): Pass location on down.
13869 (build_compound_expr): New argument.
13870 (build_c_cast): Same.
13871 (c_cast_expr): Same.
13872 (build_asm_expr): Same.
13873 (c_finish_return): Same.
13874 (c_process_expr_stmt): Pass location on down.
13875 (c_finish_stmt_expr): New argument.
13876 (push_clenaup): Same.
13877 (c_finish_omp_parallel): Same.
13878 (c_finish_omp_task): Same.
13879 * gimplify.c (gimplify_call_expr): Pass location on down.
13880 * c-omp.c (c_finish_omp_master): New argument.
13881 (c_finish_omp_critical): Same.
13882 (c_finish_omp_ordered): Same.
13883 (c_finish_omp_barrier): Same.
13884 (-c_finish_omp_taskwait): Same.
13885 (c_finish_omp_atomic): Same.
13886 (c_finish_omp_flush): Same.
13887 * tree-inline.c (copy_tree_body_r): Pass location on down.
13888 (inline_forbidden_p): Remove use of input_location.
13889 * c-gimplify.c (c_build_bind_expr): New argument.
13890 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13891 (c_sizeof_or_alignof_type): New argument.
13892 (c_alignof_expr): Same.
13893 (build_va_arg): Same.
13894 (c_add_case_label): Same.
13895 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13896 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13897 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13898 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13899 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13900 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13902 * stub-objc.c (objc_build_selector_expr): Same.
13903 (objc_build_throw_stmt): Same.
13904 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13905 (c_parser_initelt): Same.
13906 (c_parser_compound_statement): Same.
13907 (c_parser_compound_statement_nostart): Same.
13908 (c_parser_label): Same.
13909 (c_parser_statement_after_labels): Same.
13910 (c_parser_if_body): Same.
13911 (c_parser_else_body): Same.
13912 (c_parser_if_statement): Same.
13913 (c_parser_switch_statement): Same.
13914 (c_parser_while_statement): Same.
13915 (c_parser_do_statement): Same.
13916 (c_parser_for_statement): Same.
13917 (c_parser_asm_statement): Same.
13918 (c_parser_conditional_expression): Same.
13919 (c_parser_binary_expression): Same.
13920 (c_parser_cast_expression): Same.
13921 (c_parser_unary_expression): Same.
13922 (c_parser_sizeof_expression): Same.
13923 (c_parser_alignof_expression): Same.
13924 (c_parser_postfix_expression): Same.
13925 (c_parser_expression): Same.
13926 (c_parser_objc_receiver): Same.
13927 (c_parser_omp_variable_list): Same.
13928 (c_parser_omp_structured_block): Same.
13929 (c_parser_omp_atomic): New argument.
13930 (c_parser_omp_barrier): Same.
13931 (c_parser_omp_critical): Same.
13932 (c_parser_omp_flush): Pass location on down.
13933 (c_parser_omp_for_loop): New argument.
13934 (c_parser_omp_for): Same.
13935 (c_parser_omp_master): Same.
13936 (c_parser_omp_ordered): Same.
13937 (c_parser_omp_sections_scope): Same.
13938 (c_parser_omp_sections): Same.
13939 (c_parser_omp_parallel): Same.
13940 (c_parser_omp_single): Same.
13941 (c_parser_omp_task): Same.
13942 (c_parser_omp_taskwait): Pass location on down.
13943 (c_parser_omp_construct): Same.
13944 (c_parser_omp_threadprivate): Same.
13945 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13946 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13947 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13948 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13949 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13950 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13951 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13952 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13953 config/i386/i386.c, stmt.c:
13954 Add location argument to the following function definitions and/or
13955 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13956 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13957 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13958 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13959 do_case, c_finish_bc_stmt, build_compound_literal,
13960 build_function_call.
13961 * c-decl.c (build_compound_literal): Add location argument.
13962 Make all diagnostic calls use location.
13963 (start_struct): Same.
13964 (finish_struct): Same.
13965 (start_enum): Same.
13966 (build_enumerator): Same.
13967 (start_function): Same.
13968 (grokdeclarator): Make all diagnostic calls use location.
13969 (store_parm_decls_oldstyle): Same.
13970 * c-typeck.c (build_function_call): Add location argument.
13971 Make all diagnostic calls use location.
13973 (c_finish_bc_stmt): Same.
13974 * tree-nested.c (get_trampoline_type): Add argument.
13975 Pass location to build_decl.
13976 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13977 * rtl.h (RTL_LOCATION): New.
13978 * c-common.c (c_add_case_label): Add location argument.
13979 Make all diagnostic calls use location.
13980 * c-common.h: Add location argument to make_fname_decl, do_case,
13981 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13982 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13983 Set it appropriately for every case. Pass enum_loc to start_enum
13984 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13986 (c_parser_struct_or_union_specifier): Save location. Use it for
13987 start_struct, finish_struct, and parser_xref_tag.
13989 2009-06-12 Ian Lance Taylor <iant@google.com>
13991 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13993 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13994 cpp_opts->warn_cxx_operator_names.
13996 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13999 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14000 is returns NULL and OP is a VCE, look through the VCE.
14002 2009-06-12 Ian Lance Taylor <iant@google.com>
14005 * collect2.c (main): Use CONST_CAST2 in code inside #if
14006 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14008 2009-06-12 Joey Ye <joey.ye@intel.com>
14010 PR middle-end/39146
14011 * cfgexpand.c (get_decl_align_unit): Update
14012 max_used_stack_slot_alignment with align instead of
14013 stack_alignment_needed.
14015 * function.c (assign_stack_local_1): Update
14016 max_used_stack_slot_alignment with alignment_in_bits instead
14017 of stack_alignment_needed.
14018 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14021 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14023 * dwarf2out.c (last_var_location_insn): New variable.
14024 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14025 (dwarf2out_var_location): Don't record anything after last real
14026 insn. Only change labels if there were any real instructions
14027 in between last note and this one, or if changed sections.
14029 2009-06-11 Richard Henderson <rth@redhat.com>
14031 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14032 note when storing the frame pointer in a register.
14033 (FRP): Don't redefine to nothing for epilogue.
14034 (alpha_expand_epilogue): Mark register and sp restores.
14035 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14037 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14038 when gen_lowpart is needed.
14040 2009-06-11 Richard Henderson <rth@redhat.com>
14042 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14044 * dwarf2out.c (need_data_align_sf_opcode): New.
14045 (div_data_align): Move earlier.
14046 (def_cfa_1, reg_save): Use it.
14048 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14050 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14051 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14052 (ix86_handle_option): Handle OPT_mcrc32.
14053 (ix86_target_string): Add -mcrc32.
14054 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14056 * config/i386/i386.h (TARGET_CRC32): New.
14058 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14059 (sse4_2_crc32di): Likewise.
14061 * config/i386/i386.opt (mcrc32): New.
14063 * doc/invoke.texi: Document -mcrc32.
14065 2009-06-11 Richard Henderson <rth@redhat.com>
14067 * common.opt (gdwarf-): Accept a version number.
14068 * doc/invoke.texi (gdwarf-): Update docs.
14069 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14070 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14071 version level, and record it.
14073 * dwarf2.h (DW_CIE_VERSION): Remove.
14074 * dwarf2out.c (DWARF_VERSION): Remove.
14075 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14076 (output_call_frame_info): Use CIE version 3 for dwarf3,
14077 or if the return register column is out of range for version 1.
14078 (dwarf_stack_op_name): Add all dwarf3 values.
14079 (DEBUG_PUBTYPES_SECTION): New.
14080 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14081 encoding change for dwarf3.
14082 (output_die) [dw_val_class_die_ref]: Likewise.
14083 (output_compilation_unit_header): Emit correct version for dwarf3.
14084 (output_line_info): Likewise.
14085 (output_pubnames): Update for DWARF_VERSION removal.
14086 (output_aranges): Likewise.
14087 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14088 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14089 (dwarf2out_finish): Likewise.
14091 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14093 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14096 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14099 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14100 * builtins.c (expand_builtin_unreachable): New function.
14101 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14102 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14103 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14105 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14106 searching for missing barriers.
14108 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14110 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14111 when -fprofile-generate* was passed.
14112 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14114 2009-06-11 Anthony Green <green@moxielogic.com>
14116 * config/moxie/moxie.md: Define length attribute for all instructions.
14118 (*b<cond:code>): Support limited branch ranges for new PC-relative
14119 branch instructions.
14120 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14122 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14124 * config/i386/i386.c (min_insn_size): Use get_attr_length
14125 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14126 For __asm return 0.
14128 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14129 instead of emit_insn_before.
14131 2009-06-10 Ian Lance Taylor <iant@google.com>
14134 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14137 2009-06-10 Revital Eres <eres@il.ibm.com>
14139 * passes.c (init_optimization_passes): Reschedule
14140 predictive-commoning pass before complete unroll pass.
14142 2009-06-10 Martin Jambor <mjambor@suse.cz>
14144 * cgraph.c (cgraph_node_can_be_local_p): New function.
14145 (cgraph_make_node_local): New function.
14146 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14147 (cgraph_make_node_local): Declare.
14149 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14151 * tree.h (tree_base): Add packed_flag and user_align fields.
14152 Decrease size of spare field.
14153 (TYPE_USER_ALIGN): Use user_align from tree_base.
14154 (DECL_USER_ALIGN): Likewise.
14155 (TYPE_PACKED): Use packed_flag from tree_base.
14156 (DECL_PACKED): Likewise.
14157 (tree_type): Delete packed_flag and user_align fields. Widen
14158 precision field. Widen mode field and shuffle fields to align
14159 mode on an 8-bit boundary.
14160 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14161 Renumber decl_flag_* fields. Fix comments. Widen
14162 decl_common_unused field.
14163 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14164 (DECL_EXTERNAL): Likewise.
14165 (DECL_BIT_FIELD): Likewise.
14166 (DECL_NONADDRESSABLE_P): Likewise.
14167 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14168 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14170 2009-06-10 Ian Lance Taylor <iant@google.com>
14172 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14173 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14174 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14175 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14176 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14177 DEF_VEC_ALLOC_FUNC_P.
14178 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14179 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14180 DEF_VEC_ALLOC_FUNC_O.
14181 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14182 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14183 DEF_VEC_ALLOC_FUNC_I.
14184 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14185 (vec_stack_p_reserve_exact_1): Declare.
14186 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14187 (vec_stack_free): Declare.
14188 (VEC_stack_alloc): Define.
14189 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14190 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14191 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14192 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14194 (stack_vecs): New static variable.
14195 (vec_stack_p_reserve_exact_1): New function.
14196 (vec_stack_o_reserve_1): New static function.
14197 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14198 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14199 (vec_stack_free): New function.
14200 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14201 (VEC_df_ref_stack_alloc): Define.
14202 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14203 DEF_VEC_ALLOC_P_STACK.
14204 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14205 (struct df_collection_rec): Change _vec fields to VEC. Remove
14207 (df_free_collection_rec): Adjust for new fields.
14208 (df_insn_rescan): Use new df_collection_rec fields.
14209 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14210 (df_ref_create_structure, df_ref_record): Likewise.
14211 (df_get_conditional_uses, df_get_call_refs): Likewise.
14212 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14213 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14214 (df_record_exit_block_uses, df_bb_verify): Likewise.
14215 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14216 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14217 Remove count parameter. Change return type to void. Change all
14219 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14220 Remove count parameter. Change return type to void. Change all
14222 (df_install_refs): Change old_vec parameter to VEC. Remove count
14223 parameter. Change all callers.
14224 (df_install_mws): Change old_vec parameter to VEC. Remove count
14225 parameter. Change all callers.
14226 (df_refs_verify): Change new_rec parameter to VEC. Change call
14228 (df_mws_verify): Likewise.
14230 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14232 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14234 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14236 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14238 2009-06-10 Anthony Green <green@moxielogic.com>
14240 * config/moxie/crti.asm: New file.
14241 * config/moxie/crtn.asm: New file.
14242 * config/moxie/moxie.c: New file.
14243 * config/moxie/moxie.h: New file.
14244 * config/moxie/sfp-machine.h: New file.
14245 * config/moxie/moxie-protos.h: New file.
14246 * config/moxie/t-moxie: Created.
14247 * config/moxie/t-moxie-softfp: Created.
14248 * config/moxie/moxie.md: Created.
14249 * config/moxie/constraints.md: Created.
14250 * config.gcc: Add moxie support.
14251 * doc/md.texi (Machine Constraints): Add moxie constraints.
14252 * doc/contrib.texi (Contributors): Mention moxie port.
14253 * doc/install.texi (Specific): Mention the moxie port.
14255 2009-06-09 Ian Lance Taylor <iant@google.com>
14257 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14258 compiling with C++.
14259 * optabs.c (optab_table): Only use designated initializers if
14260 HAVE_DESIGNATED_INITIALIZERS is defined.
14261 (convert_optab_table): Likewise.
14262 (init_optabs): Always call init_insn_codes if
14263 HAVE_DESIGNATED_INITIALIZERS is not defined.
14265 2009-06-09 Ian Lance Taylor <iant@google.com>
14267 * targhooks.c (default_builtin_vectorized_function): Change fn
14268 parameter to unsigned int.
14269 (default_builtin_vectorized_conversion): Change code parameter to
14271 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14272 * targhooks.h: Update declarations.
14273 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14274 parameter to unsigned int.
14276 * c-typeck.c (comptypes_check_enum_int): New static function.
14277 (comptypes_internal): Add enum_and_int_p parameter. Change all
14279 (comp_target_types): Add location parameter. Change all callers.
14280 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14281 Change all callers.
14282 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14283 (build_conditional_expr): Add colon_loc parameter. Change all
14285 (convert_for_assignment): Add location parameter. Change all callers.
14286 * c-parser.c (c_parser_conditional_expression): Pass location of
14287 colon to build_conditional_expr.
14288 * c-tree.h (build_conditional_expr): Update declaration.
14290 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14292 * graphite.c: Revert previous patch.
14294 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14297 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14299 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14301 * tree-ssa-loop-prefetch.c
14302 (loop_prefetch_arrays): Fixed a portability problem in printf format
14305 2009-06-09 Martin Jambor <mjambor@suse.cz>
14307 PR tree-optimization/40351
14308 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14309 refrence to a potential artifical subaccess can be constructed.
14311 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14313 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14314 (sh_override_options): Likewise.
14315 * config/sh/sh.c: Include params.h.
14316 (sh_optimization_options): New.
14317 (sh_override_options): Likewise.
14318 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14319 (OVERRIDE_OPTIONS): Use sh_override_options.
14321 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14323 * dwarf2out.c (emit_cfa_remember): New variable.
14324 (add_fde_cfi): If emit_cfa_remember, recurse to add
14325 DW_CFA_remember_state first.
14326 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14327 instead just set emit_cfa_remember.
14329 2009-06-08 Jan Hubicka <jh@suse.cz>
14332 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14334 2009-06-08 Jan Hubicka <jh@suse.cz>
14336 PR middle-end/39834
14337 * cgraphunit.c (save_inline_function_body): Do not copy transform
14338 hooks for saved inline bodies.
14339 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14340 for given function.
14342 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14344 * jump.c (returnjump_p): Handle delayed branches. Add missing
14347 2009-06-08 Jan Hubicka <jh@suse.cz>
14349 PR middle-end/40102
14350 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14351 original node might've been modified.
14352 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14354 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14356 * tree-object-size.c (addr_object_size): Add OSI argument.
14357 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14358 (compute_builtin_object_size, expr_object_size): Adjust callers.
14359 (plus_stmt_object_size): Call addr_object_size instead of
14360 compute_builtin_object_size.
14362 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14363 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14365 * tree-ssa-loop-prefetch.c
14366 (gather_memory_references): Introduced a counter for the number of
14368 (anything_to_prefetch_p): Introduced a counter for the number of
14370 (is_loop_prefetching_profitable): New function with a cost model
14372 (loop_prefetch_arrays): Use the new cost model to determine if
14373 prefetching is profitable.
14374 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14375 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14376 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14377 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14378 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14379 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14381 2009-06-08 Michael Matz <matz@suse.de>
14384 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14385 partitions use the same.
14386 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14387 for basevars of SSA_NAMEs.
14388 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14389 to not expand them twice.
14390 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14393 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14395 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14396 (fdump-final-insns=, gtoggle): New.
14397 * doc/invoke.texi: Document them.
14398 * final.c (rest_of_clean_state): Dump final insn stream.
14399 * gcc.c (invoke_as): Hook in -fcompare-debug.
14400 (static_spec_functions): Add compare-debug-dump-opt,
14401 compare-debug-self-opt and compare-debug-auxbase-opt.
14402 (compare_debug, compare_debug_second, compare_debug_opt): New.
14403 (switches_debug_check, n_switches_debug_check): New.
14404 (debug_auxbase_opt, debug_check_temp_file): New.
14405 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14407 (do_self_spec): Handle arguments after switches.
14408 (do_spec_1): Add .gk extension to temp file basenames for compare.
14409 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14410 (cc1_options): Use it instead of normal auxbase computation for
14411 the second compare-debug compilation.
14412 (compare_files): New.
14413 (main): Set up and implement compare debug mode.
14414 (compare_debug_dump_opt_spec_function): New.
14415 (compare_debug_self_opt_spec_function): New.
14416 (compare_debug_auxbase_opt_spec_function): New.
14417 * toplev.c (process_options): Handle flag_gtoggle,
14418 flag_dump_final_insns.
14419 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14420 during -fcompare-debug-second compilation.
14422 2009-06-07 Ian Lance Taylor <iant@google.com>
14424 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14425 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14427 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14428 with no default node. Change warning with %H to warning_at.
14429 Don't clear warn_switch around case checking.
14430 * doc/invoke.texi (Warning Options): Clarify distinction between
14431 -Wswitch and -Wswitch-enum.
14433 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14435 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14437 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14439 * gbl-ctors.h: Add header guard.
14441 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14443 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14444 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14445 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14446 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14447 prototypes for removed functions.
14448 (expressions_equal_p): Move to ...
14449 * tree-ssa-sccvn.h: ... here and ...
14450 * matrix-reorg.c: ... adjust includes.
14452 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14454 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14456 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14458 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14459 (finish_function): Remove erroneous whitespace.
14461 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14463 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14464 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14466 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14468 * errors.c (internal_error): Commentary typo fix.
14469 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14470 * tree-ssa-pre.c: Ditto.
14472 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14474 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14475 them is supposed to hold actual statements.
14477 2009-06-06 Ian Lance Taylor <iant@google.com>
14479 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14480 empty statements can now have attributes.
14482 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14484 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14485 * config/mips/mips.md: Ditto.
14487 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14489 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14491 (__eabi_uconvert): Likewise.
14493 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14495 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14496 CFI_* definitions with IN_GCC.
14498 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14500 * xcoffout.h (xcoffout_source_line): Update prototype.
14502 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14504 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14505 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14507 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14509 PR middle-end/40340
14510 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14511 inlined_function_outer_scope_p blocks for artificial inlines
14513 * tree.c (tree_nonartificial_location): Rewrite using
14514 block_nonartificial_location.
14516 2009-06-05 Revital Eres <eres@il.ibm.com>
14517 Leehod Baruch <leehod@il.ibm.com>
14519 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14520 (expand_expr_real_1): Remove comment.
14521 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14522 Vectorize misaligned access when the target supports it.
14523 (vect_supportable_dr_alignment): Check for unaligned access support.
14524 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14527 2009-06-05 Julian Brown <julian@codesourcery.com>
14529 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14530 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14532 2009-06-05 Richard Guenther <rguenther@suse.de>
14535 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14536 as possibly unused.
14538 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14540 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14541 (save_gprs): Don't tell unwinder when a global register is saved.
14542 (s390_emit_epilogue): Emit needed epilogue unwind info.
14544 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14546 * dwarf2out.c (deferred_asm_name): New.
14547 (add_name_and_src_coords_attributes): Defer creation of
14548 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14550 (move_linkage_attr): New.
14551 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14554 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14556 * tree-nested.c (finalize_nesting_tree_1): Declare the
14557 frame_decl in the binding tree.
14559 2009-06-04 Cary Coutant <ccoutant@google.com>
14561 * basic-block.h (struct basic_block_def): Add discriminator field.
14562 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14564 * debug.c (do_nothing_debug_hooks): Add additional entry.
14565 (debug_nothing_int_charstar_int): New function.
14566 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14567 (debug_nothing_int_charstar_int): New declaration.
14568 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14569 discriminator value in .loc directive.
14570 * final.c (last_discriminator): New variable.
14571 (discriminator): New variable.
14572 (final_start_function): Initialize above variables, pass current
14573 discriminator to debug hook.
14574 (notice_source_line): Check for discriminator change.
14575 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14576 * sdbout.c (sdbout_source_line): New parameter.
14577 * tree-cfg.c (struct locus_discrim_map): New structure type.
14578 (discriminator_per_locus): New hash table.
14579 (build_gimple_cfg): Allocate and free discriminator hash table.
14580 (make_edges): Call assign_discriminator.
14581 (locus_map_hash): New function.
14582 (locus_map_eq): New function.
14583 (next_discriminator_for_locus): New function.
14584 (same_line_p): New function.
14585 (assign_discriminator): New function.
14586 (make_cond_expr_edges): Call assign_discriminator.
14587 (make_gimple_switch_edges): Likewise.
14588 (first_non_label_stmt): New function.
14589 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14591 * xcoffout.c (xcoffout_source_line): Add new parameter.
14593 * configure.ac (gcc_cv_as_discriminator): New configury check for
14594 gas support for discriminator.
14595 * configure: Regenerate.
14596 * config.in: Regenerate.
14598 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14600 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14601 val after checking for integers.
14603 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14605 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14607 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14608 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14609 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14610 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14611 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14612 X64_SSE_REGPARM_MAX.
14613 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14614 X64_SSE_REGPARM_MAX.
14616 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14618 * gcc.c (report_times_to_file): New.
14619 (execute): Implement it.
14620 (process_command): Support -time=.
14621 * doc/invoke.texi: Document it.
14623 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14625 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14626 that have value exprs.
14628 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14630 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14631 declarations for constants until...
14632 (dw2_output_indirect_constant_1): ... this point.
14634 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14637 * arm.md (arm_addsi3): Don't try to split an add with an
14638 eliminable register until after reload has completed.
14640 2009-06-03 Ian Lance Taylor <iant@google.com>
14642 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14643 * genattrtab.c (write_length_unit_log): Likewise.
14644 * genchecksum.c (dosum): Likewise.
14645 * gengtype.c (write_rtx_next): Likewise.
14646 (finish_root_table, write_roots): Likewise.
14647 * gimple.c (gimple_ops_offset_): Likewise.
14648 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14649 * config/arc/arc.c (arc_attribute_table): Likewise.
14650 * config/arm/arm.c (arm_attribute_table): Likewise.
14651 * config/avr/avr.c (avr_attribute_table): Likewise.
14652 * config/crx/crx.c (crx_attribute_table): Likewise.
14653 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14654 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14655 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14656 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14657 * config/sh/sh.c (sh_attribute_table): Likewise.
14658 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14659 * config/spu/spu.c (spu_attribute_table): Likewise.
14660 * config/v850/v850.c (v850_attribute_table): Likewise.
14662 * config/alpha/alpha.c (vms_attribute_table): Make static.
14663 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14664 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14665 * config/mips/mips.c (mips_attribute_table): Likewise.
14667 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14669 (cc1-checksum.o): Likewise.
14671 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14673 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14675 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14677 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14678 insn if it is changing sp. Use gen_add3_insn instead of
14679 conditionally gen_addsi3 and gen_adddi3.
14680 (offset_below_red_zone_p): New static inline function.
14681 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14682 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14683 * config/rs6000/ppc-asm.h: Include auto-host.h.
14684 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14685 CFI_RESTORE): Define.
14686 * config/rs6000/crtresxgpr.asm: Add unwind info.
14687 * config/rs6000/crtresxfpr.asm: Likewise.
14688 * config/rs6000/crtresgpr.asm: Likewise.
14689 * config/rs6000/crtresfpr.asm: Likewise.
14690 * config/rs6000/crtsavgpr.asm: Likewise.
14691 * config/rs6000/crtsavfpr.asm: Likewise.
14693 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14694 argument of DWARF2_FRAME_REG_OUT macros.
14696 2009-06-03 Julian Brown <julian@codesourcery.com>
14698 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14699 words or less (including TImode) in core registers.
14701 2009-06-03 Richard Guenther <rguenther@suse.de>
14703 PR middle-end/40328
14704 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14706 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14708 * statistics.c (statistics_counter_event): Do not record event
14709 in pass dump if its number == -1.
14710 (curr_statistics_hash): Add assert that we never get passes
14711 with static number == -1.
14713 2009-06-03 Richard Guenther <rguenther@suse.de>
14714 Andrey Belevantsev <abel@ispras.ru>
14716 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14717 non-BLKmode arrays addressable.
14719 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14721 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14722 * config/m68k/m68k.h: ... here.
14724 2009-06-03 Martin Jambor <mjambor@suse.cz>
14726 PR tree-optimization/40323
14727 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14730 2009-06-03 Richard Guenther <rguenther@suse.de>
14732 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14735 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14737 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14738 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14739 JUMP_TABLE_DATA_P where applicable.
14740 * config/sh/sh.c: Ditto.
14741 * config/sh/sh.h: Ditto.
14742 * config/sh/sh.md: Ditto.
14743 * config/sh/symbian.c: Ditto.
14745 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14747 * config/i386/driver-i386.c (describe_cache): Optimize
14748 concatenation of strings. Use snprintf instead of sprintf.
14749 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14750 target when not compiling with GCC.
14752 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14754 * config/sh/sh.c: Revert last change.
14755 (sh_expand_epilogue): Emit a blockage insn before the frame
14756 pointer adjustment unconditionally.
14758 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14760 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14761 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14762 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14763 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14764 to COLLECT_GCC_OPTIONS.
14766 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14768 * collect2.c (target_system_root): New variable.
14769 (main): Handle --sysroot=.
14770 (ignore_library): Strip the sysroot from the library path.
14772 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14774 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14775 (collect2.o): Depend on collect2-aix.h.
14776 (collect2-aix.o): New rule.
14777 * collect2-aix.h: New file.
14778 * collect2-aix.c: Likewise.
14779 * collect2.c: Include collect2-aix.h. Don't undefine
14780 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14781 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14782 Use TARGET_AIX_VERSION instead of _AIX51.
14783 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14784 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14785 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14786 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14787 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14789 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14791 * collect2.c (ignore_library): Avoid premature post-increment
14792 and null deference.
14794 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14796 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14797 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14798 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14799 CROSS_DIRECTORY_STRUCTURE too.
14800 (LINK_LIBG_SPEC): Likewise.
14801 (LIB_SPEC): Add %R to sysroot paths.
14802 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14803 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14804 * config/rs6000/aix51.h: As for aix43.h.
14805 * config/rs6000/aix52.h: Likewise.
14806 * config/rs6000/aix53.h: Likewise.
14807 * config/rs6000/aix61.h: Likewise.
14808 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14809 to the beginning of sysroot paths.
14811 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14813 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14814 INSN_LISTs that are out of the REG_NOTE range.
14816 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14818 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14819 (struct var_to_expand): Likewise.
14820 (struct opt_info): Add head and tail for linked lists of the above.
14821 (analyze_insn_to_expand_var): Initialize next.
14822 (analyze_iv_to_split_insn): Likewise.
14823 (analyze_insns_in_loop): Create linked lists.
14824 (allocate_basic_variable): Simplify for use without hash table.
14825 (insert_var_expansion_initialization): Likewise, make it type-safer.
14826 (combine_var_copies_in_loop_exit): Likewise.
14827 (apply_opt_in_copies): Walk lists rather than hash tables.
14828 (release_var_copies): Simplified and inlined by hand into...
14829 (free_opt_info): ... this function.
14831 2009-06-02 Richard Guenther <rguenther@suse.de>
14833 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14836 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14838 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14839 only for builtins that are not overridden.
14841 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14843 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14846 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14848 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14850 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14852 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14854 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14856 * common.opt (fdump-unnumbered-links): New.
14857 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14858 * print-rtl.c (flag_dump_unnumbered_links): New.
14859 (print_rtx): Test it.
14861 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14863 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14864 push/pop multiple to 8-byte alignment.
14866 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14868 * config/i386/i386.c (queued_cfa_restores): New static variable.
14869 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14871 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14872 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14873 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14874 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14875 note unconditionally.
14876 (ix86_emit_restore_regs_using_mov): Likewise.
14877 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14878 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14879 it through to ix86_emit_restore_reg_using_pop.
14880 (ix86_emit_leave): Add RED_OFFSET argument. Call
14881 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14882 instead of adding REG_CFA_OFFSET note unconditionally.
14883 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14884 the above functions. Call ix86_add_queued_cfa_restore_notes when
14887 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14888 force output of the label even for dwarf2out_do_cfi_asm.
14889 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14890 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14891 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14893 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14894 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14895 dwarf2out_cfi_label callers.
14896 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14897 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14898 Adjust dwarf2out_cfi_label callers.
14899 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14901 * config/i386/i386.h (struct machine_cfa_state,
14902 struct machine_function): Guard with ifndef USED_FOR_TARGET
14903 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14906 * emutls.c (__emutls_get_address): Change arr->size to mean number
14907 of allocated arr->data entries instead of # of slots + 1.
14909 PR middle-end/40316
14910 * recog.c (peep2_reinit_state): New function.
14911 (peephole2_init_state): Use it at the end of a basic block and also
14912 when seeing a RTX_FRAME_RELATED_P insn.
14914 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14916 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14917 fixuns_truncrfdi2): New.
14918 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14919 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14920 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14921 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14922 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14923 *recip_approx): Remove.
14924 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14925 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14926 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14928 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14931 2009-06-01 Ian Lance Taylor <iant@google.com>
14933 * attribs.c (register_attribute): Use CONST_CAST.
14934 * collect2.c (main): Use CONST_CAST2.
14935 (scan_prog_file): Likewise.
14936 * gcc.c (process_command, main): Likewise.
14937 * toplev.c (toplev_main): Likewise.
14939 * c-typeck.c (handle_warn_cast_qual): New static function,
14940 partially broken out of build_c_cast.
14941 (build_c_cast): Call handle_warn_cast_qual.
14942 * doc/invoke.texi (Warning Options): Document new effect of
14945 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14947 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14948 (diagnostic_report_current_module): Print columns.
14949 * common.opt (flag_show_column): Enable by default.
14951 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14953 * alias.c (find_base_term): Check for NULL term before returning.
14955 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14957 Revert due to PR40320:
14958 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14959 * calls.c (emit_library_call_value_1): Don't force_operand for move
14962 2009-06-01 Olivier Hainque <hainque@adacore.com>
14963 Eric Botcazou <ebotcazou@adacore.com>
14965 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14966 to be processed as a bitfield for constructor output purposes.
14967 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14969 * varasm.c (oc_local_state): New type, output_constructor
14970 local state to support communication with helpers.
14971 (oc_outer_state): New type, output_constructor outer state of
14972 relevance in recursive calls.
14973 (output_constructor_array_range): New output_constructor helper,
14974 extracted code for an array range element.
14975 (output_constructor_regular_field): New output_constructor helper,
14976 extracted code for an element that is not a bitfield.
14977 (output_constructor_bitfield): New output_constructor helper,
14978 extracted code for a bitfield element. Accept an OUTER state
14979 argument for recursive processing. Recurse on record or array
14980 CONSTRUCTOR values, possibly past noop conversions.
14981 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14982 VALUE is a valid constant-valued expression for use in a static
14983 bit-field initializer.
14984 (output_constructor): Rework to use helpers. Accept and honor an
14985 OUTER state argument for recursive calls. Return total size. Be
14986 prepared for nested constructors initializing bitfields.
14987 (output_constant): Feed OUTER in calls to output_constructor.
14989 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14991 * calls.c (emit_library_call_value_1): Don't force_operand for move
14994 2009-06-01 Nick Clifton <nickc@redhat.com>
14996 * doc/invoke.texi (IA-64 Options): Fix typo.
14998 2009-06-01 Ira Rosen <irar@il.ibm.com>
15000 PR tree-optimization/39129
15001 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15003 (vect_do_peeling_for_loop_bound): Use
15004 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15005 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15006 (vect_loop_versioning): Likewise.
15007 (vect_create_cond_for_alias_checks): Fix indentation.
15008 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15010 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15011 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15012 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15013 "control flow in loop".
15014 (vect_estimate_min_profitable_iters): Use
15015 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15016 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15017 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15018 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15019 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15020 statement belongs to a group of strided accesses with the exact code
15022 (vectorizable_load): Likewise.
15023 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15024 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15026 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15028 * config/freebsd-stdint.h: New file.
15029 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15030 Add freebsd-stdint.h to tm_file.
15032 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15034 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15035 (thumb2_extendhidi2): Likewise.
15037 2009-05-31 Ian Lance Taylor <iant@google.com>
15039 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15041 2009-05-31 Ian Lance Taylor <iant@google.com>
15043 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15044 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15045 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15047 2009-05-31 Jason Merrill <jason@redhat.com>
15049 * tree-pretty-print.c (print_call_name): Take the callee, not the
15050 call itself. Make non-static. Use dump_function_name for functions.
15051 (dump_generic_node): Adjust.
15052 * diagnostic.h: Declare print_call_name.
15053 * gimple-pretty-print.c (dump_gimple_call): Use it.
15055 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15057 * config/sh/sh.md (ashldi3_std): New define_expand.
15060 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15063 * config/sh/sh.c: Include debug.h.
15064 (sh_expand_epilogue): Emit a blockage insn before the frame
15065 pointer adjustment also when dwarf2out_do_frame returns true.
15067 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15069 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15070 (thumb2_extendqidi2): New pattern.
15072 2009-05-31 Ira Rosen <irar@il.ibm.com>
15074 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15075 mark phis for renaming.
15076 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15077 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15078 Call mark_sym_for_renaming.
15079 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15080 * tree-vect-loop.c (vect_transform_loop): Remove
15081 vect_memsyms_to_rename initialization and a call to
15082 mark_set_for_renaming.
15084 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15086 PR middle-end/40304
15087 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15088 frame related even if !set_cfa && style < 0.
15090 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15092 * config/i386/mingw-tls.c: New file.
15093 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15094 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15095 defining _WIN32 but not __CYGWIN__.
15097 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15099 * configure.ac: Add MPC support.
15101 * config.in, configure: Regenerate.
15103 2009-05-29 Richard Henderson <rth@redhat.com>
15105 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15106 NOTE_INSN_BASIC_BLOCK.
15107 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15108 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15109 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15111 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15113 (add_cfi): Disable check redefining cfa away from drap.
15114 (lookup_cfa_1): Add remember argument; handle remember/restore.
15115 (lookup_cfa): Pass remember argument.
15116 (cfa_remember): New.
15117 (compute_barrier_args_size_1): Remove sibcall check.
15118 (dwarf2out_frame_debug_def_cfa): New.
15119 (dwarf2out_frame_debug_adjust_cfa): New.
15120 (dwarf2out_frame_debug_cfa_offset): New.
15121 (dwarf2out_frame_debug_cfa_register): New.
15122 (dwarf2out_frame_debug_cfa_restore): New.
15123 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15124 (dwarf2out_begin_epilogue): New.
15125 (dwarf2out_frame_debug_restore_state): New.
15126 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15127 DW_CFA_restore_state.
15128 (output_cfi_directive): Likewise.
15129 (convert_cfa_to_fb_loc_list): Likewise.
15130 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15131 * dwarf2out.h: Update.
15132 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15133 (copy_insn_1): Early out for null.
15134 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15135 and dwarf2out_frame_debug_restore_state.
15136 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15137 (prologue_insn_hash, epilogue_insn_hash): New.
15138 (free_after_compilation): Adjust freeing accordingly.
15139 (record_insns): Create hash table if needed; push insns into
15140 hash instead of array.
15141 (maybe_copy_epilogue_insn): New.
15142 (contains): Search hash table instead of array.
15143 (sibcall_epilogue_contains): Remove.
15144 (thread_prologue_and_epilogue_insns): Split eh_return insns
15145 and mark them as epilogues.
15146 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15147 scanning in terms of basic blocks.
15148 * insn-notes.def (CFA_RESTORE_STATE): New.
15149 * jump.c (returnjump_p_1): Accept EH_RETURN.
15150 (eh_returnjump_p_1, eh_returnjump_p): New.
15151 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15152 CFA_REGISTER, CFA_RESTORE): New.
15153 * rtl.def (EH_RETURN): New.
15154 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15156 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15157 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15159 * config/i386/i386.c (gen_push): Update cfa state.
15160 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15161 add a CFA_ADJUST_CFA note.
15162 (ix86_dwarf_handle_frame_unspec): Remove.
15163 (ix86_expand_prologue): Update cfa state.
15164 (ix86_emit_restore_reg_using_pop): New.
15165 (ix86_emit_restore_regs_using_pop): New.
15166 (ix86_emit_leave): New.
15167 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15168 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15169 * config/i386/i386.h (struct machine_cfa_state): New.
15170 (ix86_cfa_state): New.
15171 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15172 (eh_return_internal): Merge from eh_return_<mode>,
15173 use eh_return rtx, split w/ epilogue.
15175 2009-05-29 Ian Lance Taylor <iant@google.com>
15177 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15179 * calls.c (emit_library_call_value_1): Likewise.
15181 * c-typeck.c (c_build_va_arg): New function.
15182 * c-tree.h (c_build_va_arg): Declare.
15183 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15184 instead of build_va_arg.
15186 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15188 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15189 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15190 (ptr_difference_cost): Use affine combinations to compute it.
15191 (difference_cost): Likewise.
15192 (get_computation_cost_at): Compute more accurate cost for addresses
15193 if the ratio is a multiplier allowed in addresses.
15194 For non-addresses, consider that an additional offset or symbol is
15197 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15199 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15200 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15202 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15203 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15204 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15206 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15207 to 1 for TYPE_SSE{IADD1,CVT1}.
15208 (prefix_vex_imm8): Removed.
15209 (length_vex): Only pass 1 as second argument to
15210 ix86_attr_length_vex_default if prefix_extra is 0.
15211 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15212 (length): For prefix vex computation use length_immediate
15213 attribute instead of prefix_vex_imm8.
15214 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15215 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15216 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15217 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15218 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15219 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15220 a space in between the operands.
15221 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15222 if one operand is 0xff and the other one si, di, bp or sp.
15223 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15224 other one si, di, bp or sp.
15225 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15226 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15227 type and mode attributes.
15228 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15229 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15230 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15231 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15232 prefix_data16 attribute iff MODE_DF.
15233 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15234 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15235 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15236 constm128_operand in length_immediate computation.
15237 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15238 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15239 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15240 length_immediate attribute to 1.
15241 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15242 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15243 for certain alternatives.
15244 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15245 prefix_data16 attribute if MODE_V1DF.
15246 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15247 length_immediate to 1.
15248 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15249 length_address to 4, set mode attribute to MODE_DI.
15250 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15251 (fxam<mode>2_i387): Set length attribute to 4.
15252 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15253 *prefetch_3dnow_rex): Override length_address attribute.
15254 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15256 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15257 (constm128_operand): Removed.
15258 * config/i386/i386.c (memory_address_length): For
15259 disp && !index && !base in 64-bit mode account for SIB byte if
15260 print_operand_address can't optimize disp32 into disp32(%rip)
15261 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15262 for fs: or gs: segment.
15263 (ix86_attr_length_immediate_default): When checking if shortform
15264 is possible, truncate immediate to the length of the non-shortened
15266 (ix86_attr_length_address_default): Ignore MEM_P operands
15268 (ix86_attr_length_vex_default): Only check for DImode on
15269 GENERAL_REG_P operands.
15270 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15271 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15272 (sse_cvttps2pi): Clear prefix_rep attribute.
15273 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15275 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15276 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15277 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15278 iff operand 2 is const_int_operand.
15279 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15280 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15281 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15283 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15285 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15286 prefix_data16 attribute for movlpd and movhpd instructions.
15287 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15288 length_immediate for shufpd instruction.
15289 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15290 (avx_cmpp<avxmodesuffixf2c><mode>3,
15291 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15292 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15293 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15294 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15295 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15296 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15297 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15298 prefix_data16 attribute for the first alternative to 1.
15299 (*avx_loadlps): Override length_immediate for the first alternative.
15300 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15301 attributes for second alternative.
15302 (*vec_concatv2sf_sse4_1): Override length_immediate and
15303 prefix_data16 attributes for second alternative.
15304 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15305 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15306 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15307 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15308 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15309 prefix_data16 and length_immediate to 1.
15310 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15312 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15313 prefix_extra attribute for variants that don't have 0f prefix alone.
15314 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15315 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15316 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15317 *sse4_1_pextrd): Set length_immediate to 1.
15318 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15319 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15321 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15322 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15323 length_immediate to 1 for second alternative.
15324 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15325 prefix_extra and length_immediate attributes for the first
15327 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15329 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15330 to 1 for the first and third alternative.
15331 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15333 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15335 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15337 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15338 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15339 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15340 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15341 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15342 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15343 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15344 ssse3_psign<mode>3): Override prefix_rex attribute.
15345 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15346 (ssse3_palignrti): Override length_immediate to 1.
15347 (ssse3_palignrdi): Override length_immediate to 1, override
15348 prefix_rex attribute.
15349 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15350 (sse4a_extrqi): Override length_immediate to 2.
15351 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15352 (sse4a_insertq): Override prefix_data16 to 0.
15353 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15354 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15355 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15356 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15357 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15358 and length_immediate to 1.
15359 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15360 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15361 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15362 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15363 and length_immediate to 1.
15364 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15365 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15366 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15367 avx_ptest256): Override prefix_extra to 1.
15368 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15369 Override prefix_data16 and length_immediate to 1.
15370 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15371 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15372 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15373 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15374 prefix_data16 to 0 and prefix_extra to 2.
15375 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15376 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15378 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15379 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15380 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15381 and prefix_extra to 2.
15382 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15383 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15384 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15385 avx_vpermilvar<mode>3,
15386 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15387 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15388 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15389 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15390 Override prefix_extra to 1.
15391 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15392 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15393 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15394 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15395 prefix_extra and length_immediate to 1.
15396 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15398 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15399 to 1 for the first alternative.
15400 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15401 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15403 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15404 *movv2sf_internal_avx, *movv2sf_internal): Override
15405 prefix_rep attribute for certain alternatives.
15406 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15407 attributes for certain alternatives.
15408 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15409 attributes for certain alternatives.
15410 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15411 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15412 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15413 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15414 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15415 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15416 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15417 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15418 length_immediate to 1 if operand 2 is const_int_operand.
15419 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15420 *vec_extractv2si_1): Set length_immediate attribute to 1.
15421 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15422 using old 3DNOW insn rather than SSE/3DNOW_A.
15423 (mmx_emms, mmx_femms): Clear modrm attribute.
15425 2009-05-29 Martin Jambor <mjambor@suse.cz>
15427 * tree-sra.c: New implementation of SRA.
15429 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15430 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15431 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15432 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15433 (SRA_MAX_STRUCTURE_COUNT): Removed.
15434 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15435 * doc/invoke.texi (sra-max-structure-size): Removed.
15436 (sra-field-structure-ratio): Removed.
15438 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15440 PR middle-end/40291
15441 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15444 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15446 PR rtl-optimization/40101
15447 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15448 seqno. Adjust comment.
15449 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15450 inserting bookkeeping before a jump, the jump is not scheduled.
15451 When no positive seqno found, provide a value. Add comment.
15453 2009-05-29 Richard Guenther <rguenther@suse.de>
15455 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15456 short-cutting on the first component.
15458 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15460 PR middle-end/39958
15461 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15462 for trees other than decls/types.
15464 2009-05-29 Richard Guenther <rguenther@suse.de>
15466 * tree-ssa-operands.c (get_expr_operands): Do not handle
15467 INDIRECT_REFs in the handled-component case. Remove
15468 unused get_ref_base_and_extent case.
15469 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15470 tree_low_cst and host_integerp where possible.
15471 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15472 codes for equivalence.
15473 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15475 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15477 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15478 to tmake_file for i[34567]86-*-cygwin*.
15480 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15483 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15484 (altivec_categorize_keyword, init_vector_keywords,
15485 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15488 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15490 * tree.c (handle_dll_attribute): Check if node is
15491 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15493 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15495 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15497 (thumb2_zero_extendqidi2): Likewise.
15499 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15501 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15502 instead of gen_movrt.
15503 * config/sh/sh.md (movrt): Remove.
15505 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15507 * doc/invoke.texi (IA-64 Options):
15508 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15509 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15510 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15511 -msched-prefer-non-control-spec-insns,
15512 -msched-stop-bits-after-every-cycle,
15513 -msched-count-spec-in-critical-path,
15514 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15515 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15516 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15517 and -msched-spec-verbose.
15519 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15521 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15522 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15524 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15526 2009-05-28 Richard Guenther <rguenther@suse.de>
15528 * tree-ssa-alias.c (ao_ref_init): New function.
15529 (ao_ref_base): Likewise.
15530 (ao_ref_base_alias_set): Likewise.
15531 (ao_ref_alias_set): Likewise.
15532 (refs_may_alias_p_1): Change signature.
15533 (refs_may_alias_p): Adjust.
15534 (refs_anti_dependent_p): Likewise.
15535 (refs_output_dependent_p): Likewise.
15536 (call_may_clobber_ref_p_1): Change signature.
15537 (call_may_clobber_ref_p): Adjust.
15538 (stmt_may_clobber_ref_p_1): New function split out from ...
15539 (stmt_may_clobber_ref_p): ... here.
15540 (maybe_skip_until): Adjust signature.
15541 (get_continuation_for_phi): Likewise.
15542 (walk_non_aliased_vuses): Likewise.
15543 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15544 (ao_ref_init): Declare.
15545 (ao_ref_base): Likewise.
15546 (ao_ref_alias_set): Likewise.
15547 (stmt_may_clobber_ref_p_1): Likewise.
15548 (walk_non_aliased_vuses): Adjust.
15549 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15550 (get_ref_from_reference_ops): remove.
15551 (vn_reference_lookup_2): Adjust signature.
15552 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15553 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15554 (vn_reference_lookup): Adjust.
15555 (vn_reference_insert): Likewise.
15556 (vn_reference_insert_pieces): Adjust signature.
15557 (visit_reference_op_call): Adjust.
15558 * tree-ssa-pre.c (get_expr_type): Simplify.
15559 (phi_translate_1): Adjust.
15560 (compute_avail): Likewise.
15561 (translate_vuse_through_block): Do not re-build trees.
15562 (value_dies_in_block_x): Likewise.
15563 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15565 (vn_reference_lookup_pieces): Adjust declaration.
15566 (vn_reference_insert_pieces): Likewise.
15568 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15570 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15571 with checking disabled.
15573 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15577 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15578 macro definition for support of three-operand format aligned
15579 .comm directive in assembler on cygwin/pe/mingw target OS.
15580 * configure: Regenerate.
15581 * config.h: Regenerate.
15583 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15584 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15585 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15587 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15588 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15590 2009-05-28 Ira Rosen <irar@il.ibm.com>
15592 PR tree-optimization/40254
15593 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15594 in analysis of basic blocks.
15596 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15598 PR middle-end/33699
15599 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15600 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15601 (TARGET_INITIALIZER): Use it.
15602 * cse.c (CHEAPER): Move it up to the other macros.
15603 (insert): Rename this ...
15604 (insert_with_costs): ... to this. Add cost parameters. Update
15606 (insert): New function. Call insert_with_costs.
15607 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15608 find_reg_offset_for_const, try_const_anchors): New functions.
15609 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15610 when using a const-anchor. Call insert_const_anchors.
15611 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15612 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15614 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15616 * tree-inline.c (remap_decls): Enable nonlocalized variables
15617 when not optimizing.
15619 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15621 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15622 Simplify other tests involving optimize.
15624 2009-05-27 Tom Tromey <tromey@redhat.com>
15626 * unwind-dw2.c (_Unwind_DebugHook): New function.
15627 (uw_install_context): Call _Unwind_DebugHook.
15629 2009-05-27 Tom Tromey <tromey@redhat.com>
15631 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15633 2009-05-27 Ian Lance Taylor <iant@google.com>
15635 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15636 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15637 (ALL_LINKERFLAGS): Define.
15638 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15639 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15640 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15641 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15642 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15643 $(LINKER_FOR_BUILD).
15644 (build/gcov-iov$(build_exeext)): Likewise.
15646 2009-05-27 Julian Brown <julian@codesourcery.com>
15648 * gcse.c (target.h): Include.
15649 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15650 copy of argument to a pseudo register.
15652 2009-05-27 Diego Novillo <dnovillo@google.com>
15654 * tree-ssa-live.c (dump_scope_block): Document arguments.
15655 (dump_scope_blocks): Document.
15656 (debug_scope_blocks): New.
15657 * tree-flow.h (debug_scope_blocks): Declare.
15659 2009-05-21 Denis Chertykov <denisc@overta.ru>
15661 * doc/contrib.texi (Contributors): Add myself to the list.
15663 2009-05-27 Olivier Hainque <hainque@adacore.com>
15665 * expr.c (target_align): New function. Alignment the TARGET of an
15666 assignment may be assume to have.
15667 (highest_pow2_factor_for_target): Use it instead of relying on
15668 immediate tree attributes of TARGET, not necessarily honored when
15669 intermediate bitfields are involved.
15671 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15674 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15675 AVX, SSE4, AES, PCLMUL and POPCNT.
15677 2009-05-27 Diego Novillo <dnovillo@google.com>
15679 * tree-pretty-print.c (dump_location): New.
15680 (dump_generic_node): Call it.
15681 Factor code to handle BLOCK nodes ...
15682 (dump_block_node): ... here.
15684 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15686 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15688 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15690 * gcc-plugin.h: Include config.h and system.h.
15691 (IN_GCC): Define if not defined.
15693 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15695 PR middle-end/40249
15696 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15699 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15701 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15703 * config/m32r/m32r.h: Ditto.
15704 * config/m32r/m32r.md: Ditto.
15705 * config/m32r/predicates.md: Ditto.
15707 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15709 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15711 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15714 (Loading plugins): typo.
15715 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15716 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15717 (Interacting with the GCC Garbage Collector): Added new section.
15718 (Giving information about a plugin): Added new section for
15720 * ggc.h (ggc_register_root_tab): Added declaration.
15721 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15722 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15723 (register_callback): Improved comment in declaration.
15724 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15725 (extra_root_vec) Added static variable for dynamic roots registration.
15726 (ggc_register_root_tab) Added new routine.
15727 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15728 PLUGIN_GGC_MARKING event.
15729 * ggc-zone.c: Include plugin.h.
15730 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15731 * ggc-page.c: Include plugin.h.
15732 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15733 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15734 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15735 (register_callback): check lack of callbacks for
15736 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15737 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15738 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15739 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15740 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15741 dependency on plugin.h.
15742 (plugin.o): Added dependency on ggc.h...
15744 2009-05-26 Richard Guenther <rguenther@suse.de>
15746 PR middle-end/40248
15748 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15749 with mismatched comparison modes.
15751 * expr.c (expand_expr_real_1): Expand the operand of a
15752 VIEW_CONVERT_EXPR in its natural mode.
15754 2009-05-26 Ian Lance Taylor <iant@google.com>
15756 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15757 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15758 (ALL_COMPILERFLAGS): Define.
15759 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15760 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15761 (collect2$(exeext), collect2.o): Likewise.
15762 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15763 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15764 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15765 (libbackend.o, intl.o, cppdefault.o): Likewise.
15766 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15767 (build/%.o): Use $(COMPILER_FOR_BUILD).
15768 (build/gen%$(build_exeext)): Likewise.
15769 (build/gcov-iov$(build_exeext)): LIkewise.
15770 * config/t-darwin (darwin.o): Use $(COMPILER).
15771 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15772 * config/t-sol2 (sol2-c.o): Likewise.
15773 (sol2.o): Likewise.
15774 * config/t-vxworks (vxworks.o): Likewise.
15775 * config/x-darwin (host-darwin.o): Likewise.
15776 * config/x-hpux (host-hpux.o): Likewise.
15777 * config/x-linux (host-linux.o): Likewise.
15778 * config/x-solaris (host-solaris.o): Likewise.
15779 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15780 * config/arm/t-arm (arm-c.o): Likewise.
15781 * config/arm/t-pe (pe.o): Likewise.
15782 * config/arm/t-wince-pe (pe.o): Likewise.
15783 * config/i386/t-cygming (winnt.o): Likewise.
15784 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15785 * config/i386/t-cygwin (cygwin1.o): Likewise.
15786 (cygwin2.o): Likewise.
15787 * config/i386/t-i386 (i386-c.o): Likewise.
15788 * config/i386/t-interix (winnt.o): Likewise.
15789 * config/i386/t-netware (netware.o): Likewise.
15790 * config/i386/t-nwld (nwld.o): Likewise.
15791 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15792 * config/i386/x-i386 (driver-i386.o): Likewise.
15793 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15794 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15795 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15796 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15797 * config/mips/x-native (driver-native.o): Likewise.
15798 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15799 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15800 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15801 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15802 * config/score/t-score-elf (score7.o): Likewise.
15803 (score3.o): Likewise.
15804 * config/sh/t-sh (sh-c.o): Likewise.
15805 * config/sh/t-symbian (sh-c.o): Likewise.
15806 (symbian.o): Likewise.
15807 * config/spu/t-spu-elf (spu-c.o): Likewise.
15808 * config/v850/t-v850 (v850-c.o): Likewise.
15809 * config/v850/t-v850e (v850-c.o): Likewise.
15811 2009-05-26 Richard Guenther <rguenther@suse.de>
15813 PR tree-optimization/40122
15814 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15815 VECTOR_CSTs if possible.
15816 (fold_gimple_assign): Likewise.
15818 2009-05-26 Richard Guenther <rguenther@suse.de>
15820 PR middle-end/40252
15821 * fold-const.c (fold_binary): Use the correct types for building
15824 2009-05-26 Richard Guenther <rguenther@suse.de>
15826 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15827 redundant calls to merge_alias_info.
15828 (bump_vector_ptr): Likewise.
15829 * tree-ssa-copy.c (merge_alias_info): Remove.
15830 (replace_exp_1): Remove call to merge_alias_info.
15831 (propagate_tree_value): Likewise.
15832 (fini_copy_prop): Propagate points-to info.
15833 * tree-flow.h (merge_alias_info): Remove.
15835 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15837 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15839 2009-05-25 Jan Hubicka <jh@suse.cz>
15841 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15842 * cgraph.h (struct inline_summary): New filed self_wize,
15843 size_inlining_benefit, self_time and time_inlining_benefit.
15844 (struct cgraph_global_info): Replace insns by time ans size fields.
15845 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15846 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15847 (ipcp_update_callgraph): Do not touch function bodies.
15848 * ipa-inline.c: Include except.h
15849 (MAX_TIME): New constant.
15850 (overall_insns): Remove.
15851 (leaf_node_p): New.
15852 (overall_size, max_benefit): New static variables.
15853 (cgraph_estimate_time_after_inlining): New function.
15854 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15855 (cgraph_clone_inlined_nodes): Update size.
15856 (cgraph_mark_inline_edge): Update size.
15857 (cgraph_estimate_growth): Use size info.
15858 (cgraph_check_inline_limits): Check size.
15859 (cgraph_default_inline_p): Likewise.
15860 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15861 (cgraph_decide_recursive_inlining): Check size.
15862 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15864 (cgraph_decide_inlining): Likewise.
15865 (cgraph_decide_inlining_incrementally): Likewise; honor
15866 PARAM_EARLY_INLINING_INSNS.
15867 (likely_eliminated_by_inlining_p): New predicate.
15868 (estimate_function_body_sizes): New function.
15869 (compute_inline_parameters): Use it.
15870 * except.c (must_not_throw_labels): New function.
15871 * except.h (must_not_throw_labels): Declare.
15872 * tree-inline.c (init_inline_once): Kill inlining_weigths
15873 * tree-ssa-structalias.c: Avoid uninitialized warning.
15874 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15875 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15876 (PARAM_INLINE_CALL_COST): Remove.
15877 (PARAM_EARLY_INLINING_INSNS): New.
15879 2009-05-25 Richard Guenther <rguenther@suse.de>
15881 PR tree-optimization/36327
15882 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15883 callback for reference translation or lookup at the point of may-defs.
15884 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15885 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15886 for union COMPONENT_REFs.
15887 (vn_reference_lookup_3): New callback. Lookup from memset
15888 and CONSTRUCTOR assignment, translate through struct copies.
15889 (vn_reference_lookup_pieces): Make sure to not free the
15890 passed operands array. Adjust walk_non_aliased_vuses call.
15891 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15892 make sure we do not leak memory.
15894 2009-05-25 Richard Guenther <rguenther@suse.de>
15896 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15897 * tree-inline.c (expand_call_inline): Reset the escaped and
15898 callused solutions.
15899 * tree-ssa-structalias.c (pass_build_ealias): New.
15900 * tree-pass.h (pass_build_ealias): Declare.
15901 * passes.c (init_optimization_passes): Add PTA during
15902 early optimizations.
15903 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15904 and CALLUSED solutions.
15905 (dump_points_to_solution): New function, split out from ...
15906 (dump_points_to_info_for): ... here.
15907 * tree-parloops.c (parallelize_loops): Reset the escaped and
15908 callused solutions.
15910 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15913 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15914 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15916 2009-05-25 Ira Rosen <irar@il.ibm.com>
15918 PR tree-optimization/40238
15919 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15920 statements after basic block's labels.
15921 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15922 to free the allocated memory.
15924 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15926 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15927 return address with a USE.
15929 2009-05-24 Richard Guenther <rguenther@suse.de>
15931 PR middle-end/40233
15932 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15933 array type from the main variant of the inner type.
15935 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15937 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15938 definition to bool (from int) to un-break build.
15939 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15941 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15943 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15944 discard_stmt_changes): Delete.
15945 * tree-ssa-operands.c (scb_stack): Delete.
15946 (init_ssa_operands): Do not initialize it.
15947 (fini_ssa_operands): Do not free it.
15948 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15950 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15951 update_stmt, remove the others. Fix comments.
15952 * tree-dfa.c (optimize_stack_restore): Likewise.
15953 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15954 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15955 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15956 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15958 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15959 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15960 (dom_opt_finalize_block): Likewise, adjusting access to
15962 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15963 (stmts_to_rescan): Change item type to gimple.
15964 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15966 2009-05-24 Ira Rosen <irar@il.ibm.com>
15968 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15969 * tree-pass.h (pass_slp_vectorize): New pass.
15970 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15971 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15972 * tree-vectorizer.c (timevar.h): Include.
15973 (user_vect_verbosity_level): Declare.
15974 (vect_location): Fix comment.
15975 (vect_set_verbosity_level): Update user_vect_verbosity_level
15976 instead of vect_verbosity_level.
15977 (vect_set_dump_settings): Add an argument. Ignore user defined
15978 verbosity if dump flags require higher level of verbosity. Print to
15979 stderr only for loop vectorization.
15980 (vectorize_loops): Update call to vect_set_dump_settings.
15981 (execute_vect_slp): New function.
15982 (gate_vect_slp): Likewise.
15983 (struct gimple_opt_pass pass_slp_vectorize): New.
15984 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15985 access its members.
15986 (vec_info_for_bb): New function.
15987 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15988 (VECTORIZATION_ENABLED): New macro.
15989 (SLP_ENABLED, SLP_DISABLED): Likewise.
15990 (vect_is_simple_use): Add bb_vec_info argument.
15991 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15992 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15993 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15994 vect_schedule_slp, vect_analyze_slp): Likewise.
15995 (vect_analyze_stmt): Add slp_tree argument.
15996 (find_bb_location): Declare.
15997 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15998 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15999 (vect_analyze_loop_operations, vect_analyze_loop,
16000 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16001 vect_finalize_reduction, vectorizable_reduction,
16002 vectorizable_live_operation, vect_transform_loop): Likewise.
16003 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16004 skip evolution analysis if analyzing a basic block.
16005 (dr_analyze_indices): Likewise.
16006 (initialize_data_dependence_relation): Skip the test whether the
16007 object is invariant for basic blocks.
16008 (compute_all_dependences): Skip dependence analysis for data
16009 references in basic blocks.
16010 (find_data_references_in_stmt): Don't fail in case of invariant
16011 access in basic block.
16012 (find_data_references_in_bb): New function.
16013 (find_data_references_in_loop): Move code to
16014 find_data_references_in_bb and add a call to it.
16015 (compute_data_dependences_for_bb): New function.
16016 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16017 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16019 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16020 unknown dependence in basic block and fail in case of dependence in
16022 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16023 dependence instances from either loop or basic block vectorization
16025 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16026 before calling nested_in_vect_loop_p.
16027 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16028 dependence instances from either loop or basic block vectorization
16030 (vect_verify_datarefs_alignment): Likewise.
16031 (vect_enhance_data_refs_alignment): Adjust function calls.
16032 (vect_analyze_data_refs_alignment): Likewise.
16033 (vect_analyze_group_access): Fix printing. Skip different checks if
16034 DR_STEP is 0. Keep strided stores either in loop or basic block
16035 vectorization data structure. Fix indentation.
16036 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16038 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16039 dependence instances from either loop or basic block vectorization
16041 (vect_analyze_data_refs): Update comment. Call
16042 compute_data_dependences_for_bb to analyze basic blocks.
16043 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16044 case of loop vectorization. In case of basic block vectorization use
16045 data-ref itself as a base.
16046 (vect_create_data_ref_ptr): In case of basic block vectorization:
16047 don't advance the pointer, add new statements before the current
16048 statement. Adjust function calls.
16049 (vect_supportable_dr_alignment): Support only aligned accesses in
16050 basic block vectorization.
16051 * common.opt (ftree-slp-vectorize): New flag.
16052 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16053 (vect_pattern_recog_1): Likewise.
16054 * tree-vect-stmts.c (process_use): Likewise.
16055 (vect_init_vector): Add new statements in the beginning of the basic
16056 block in case of basic block SLP.
16057 (vect_get_vec_def_for_operand): Adjust function calls.
16058 (vect_finish_stmt_generation): Likewise.
16059 (vectorizable_call): Add assert that it is loop vectorization, adjust
16061 (vectorizable_conversion, vectorizable_assignment): Likewise.
16062 (vectorizable_operation): In case of basic block SLP, take
16063 vectorization factor from statement's type and skip the relevance
16064 check. Adjust function calls.
16065 (vectorizable_type_demotion): Add assert that it is loop
16066 vectorization, adjust function calls.
16067 (vectorizable_type_promotion): Likewise.
16068 (vectorizable_store): Check for outer loop only in case of loop
16069 vectorization. Adjust function calls. For basic blocks, skip the
16070 relevance check and don't advance pointers.
16071 (vectorizable_load): Likewise.
16072 (vectorizable_condition): Add assert that it is loop vectorization,
16073 adjust function calls.
16074 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16075 that it is not reduction, get vector type, call only supported
16076 functions, skip loop specific parts.
16077 (vect_transform_stmt): Check for outer loop only in case of loop
16079 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16080 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16081 for external definition.
16082 * passes.c (pass_slp_vectorize): New pass.
16083 * tree-vect-slp.c (find_bb_location): New function.
16084 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16085 check for patterns only in loops.
16086 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16087 case of multiple types in basic block SLP.
16088 (vect_mark_slp_stmts_relevant): New function.
16089 (vect_supported_load_permutation_p): Fix comment.
16090 (vect_analyze_slp_instance): Add argument. In case of basic block
16091 SLP, take vectorization factor from statement's type, check that
16092 unrolling factor is 1. Adjust function call. Save SLP instance in
16093 either loop or basic block vectorization structure. Return FALSE,
16095 (vect_analyze_slp): Add argument. Get strided stores groups from
16096 either loop or basic block vectorization structure. Return FALSE
16097 if basic block SLP failed.
16098 (new_bb_vec_info): New function.
16099 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16100 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16101 (vect_schedule_slp): Add argument. Get SLP instances from either
16102 loop or basic block vectorization structure. Set vectorization factor
16103 to be 1 for basic block SLP.
16104 (vect_slp_transform_bb): New function.
16105 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16107 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16109 * final.c (shorten_branches): Do not align labels for jump tables.
16110 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16112 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16114 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16115 Remove outdated reference to flow.c and fix nits.
16116 * doc/gccint.texi: Tweak RTL description.
16117 * doc/rtl.texi: Likewise.
16119 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16121 * config/avr/avr.c: Change my email address.
16122 * config/avr/avr.h: Likewise.
16123 * config/avr/avr.md: Likewise.
16124 * config/avr/avr-protos.h: Likewise.
16125 * config/avr/libgcc.S: Likewise.
16127 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16129 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16130 (spu_split_load, spu_split_store): Change return type to int.
16131 (spu_split_convert): Declare.
16132 * config/spu/predicates.md (spu_mem_operand): Remove.
16133 (spu_mov_operand): Update.
16134 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16135 * config/spu/spu.c (regno_aligned_for_load): Remove.
16136 (reg_aligned_for_addr, spu_expand_load): Define.
16137 (spu_expand_extv): Reimplement and handle MEM.
16138 (spu_expand_insv): Handle MEM.
16139 (spu_sched_reorder): Handle insn's with length 0.
16140 (spu_legitimate_address_p): Reimplement.
16141 (store_with_one_insn_p): Return TRUE for any mode with size
16142 larger than 16 bytes.
16143 (address_needs_split): Define.
16144 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16146 (spu_convert_move): Define.
16147 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16148 (spu_split_store): Change all MEM's to TImode.
16149 (spu_init_expanders): Preallocate registers that correspond to
16150 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16152 (spu_split_convert): Define.
16153 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16154 (_move<mode>, _movdi, _movti): Update predicate and condition.
16155 (load, store): Change to define_split.
16156 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16158 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16159 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16160 define_insn_and_split of lshr<mode>3.
16161 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16162 (<v>ashr<mode>3_imm): Define.
16163 (extv, extzv, insv): Allow MEM operands.
16164 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16165 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16166 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16167 (_spu_convert2): Change to define_insn_and_split and remove the
16168 corresponding define_peephole2.
16169 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16170 Change predicates to memory_operand.
16172 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16174 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16176 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16178 PR tree-optimization/40219
16179 * tree.c (iterative_hash_expr): Make sure the builtin function is
16180 a normal builtin function and not a front end or back end builtin
16181 before indexing into the built_in_decls array.
16183 2009-05-22 Richard Guenther <rguenther@suse.de>
16185 PR middle-end/38964
16186 * alias.c (write_dependence_p): Do not use TBAA for answering
16187 anti-dependence or output-dependence.
16188 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16189 (emit_pointer_definition): Remove.
16190 (emit_alias_warning): Likewise.
16191 (find_what_var_points_to): Remove TBAA pruning code.
16192 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16194 (compute_points_to_sets): Remove code computing the set of
16195 dereferenced pointers.
16196 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16197 oracle for querying anti and output dependencies.
16198 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16199 if TBAA may be applied.
16200 (refs_anti_dependent_p): New function.
16201 (refs_output_dependent_p): Likewise.
16202 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16203 (refs_output_dependent_p): Likewise.
16204 * doc/tree-ssa.texi (Memory model): New section.
16205 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16206 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16207 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16208 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16209 * expr.c (expand_expr_real_1): Likewise.
16210 * gimple-low.c (lower_stmt): Likewise.
16211 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16212 (dump_gimple_cdt): Remove.
16213 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16214 (gimple_size): Likewise.
16215 (walk_gimple_op): Likewise.
16216 (is_gimple_stmt): Likewise.
16217 (walk_stmt_load_store_addr_ops): Likewise.
16218 (gimple_build_cdt): Remove.
16219 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16220 * gimple.h (gimple_cdt_new_type): Remove.
16221 (gimple_cdt_new_type_ptr): Likewise.
16222 (gimple_cdt_set_new_type): Likewise.
16223 (gimple_cdt_location): Likewise.
16224 (gimple_cdt_location_ptr): Likewise.
16225 (gimple_cdt_set_location): Likewise.
16226 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16227 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16228 GIMPLE_CHANGE_DYNAMIC_TYPE.
16229 (verify_types_in_gimple_stmt): Likewise.
16230 * tree-inline.c (estimate_num_insns): Likewise.
16231 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16232 (copy_decl_to_var): Likewise.
16233 (copy_result_decl_to_var): Likewise.
16234 * tree-pretty-print.c (dump_generic_node): Do not handle
16235 CHANGE_DYNAMIC_TYPE_EXPR.
16236 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16237 * tree-ssa-operands.c (get_expr_operands): Likewise.
16238 * tree-ssa-structalias.c (struct variable_info): Remove
16239 no_tbaa_pruning member.
16240 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16241 (unify_nodes): Do not copy it.
16242 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16243 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16244 (set_uids_in_ptset): Do not check it.
16245 (find_what_var_points_to): Likewise.
16246 (compute_tbaa_pruning): Remove.
16247 (compute_points_to_sets): Do not call it.
16248 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16249 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16250 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16251 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16252 (DECL_NO_TBAA_P): Likewise.
16253 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16254 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16255 (expand_omp_atomic_pipeline): Do not set it.
16256 * print-tree.c (print_node): Do not dump it.
16257 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16260 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16263 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16266 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16268 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16271 2009-05-22 Ben Elliston <bje@au.ibm.com>
16273 * Makefile.in (bversion.h, s-bversion): New targets.
16274 (TOPLEV_H): Add bversion.h.
16275 * toplev.h: Include "bversion.h".
16276 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16277 the __format__ attribute only if compiling with the same version
16278 of GCC as the sources (the "build version").
16280 2009-05-22 Ben Elliston <bje@au.ibm.com>
16282 * c-format.c (handle_format_attribute): Fix comment typo.
16284 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16287 * config/ia64/ia64.opt (mfused-madd): New.
16288 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16289 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16290 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16291 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16292 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16293 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16294 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16295 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16296 instruction if !TARGET_FUSED_MADD.
16297 (fpma, fpms): Remove colon from name.
16299 2009-05-22 Richard Guenther <rguenther@suse.de>
16301 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16302 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16303 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16305 (create_expression_by_pieces): Only convert if necessary.
16306 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16307 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16309 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16311 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16312 regular pattern from a template and rename it ...
16313 (*extzv_truncsi_exts): ... to this.
16315 2009-05-21 Richard Guenther <rguenther@suse.de>
16317 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16318 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16319 (cgraph_default_inline_p): Likewise.
16320 (cgraph_decide_inlining_incrementally): Likewise.
16322 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16323 Uros Bizjak <ubizjak@gmail.com>
16325 * config/i386/cpuid.h (bit_MOVBE): New.
16327 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16329 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16330 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16331 (ix86_handle_option): Handle OPT_mmovbe.
16332 (ix86_target_string): Add -mmovbe.
16333 (pta_flags): Add PTA_MOVBE.
16334 (processor_alias_table): Add PTA_MOVBE to "atom".
16335 (override_options): Handle PTA_MOVBE.
16337 * config/i386/i386.h (TARGET_MOVBE): New.
16339 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16340 (*bswapsi_movbe): New.
16341 (*bswapdi_movbe): Likewise.
16342 (bswapdi2): Renamed to ...
16343 (*bswapdi_1): This.
16344 (bswapdi2): New expander.
16346 * config/i386/i386.opt (mmovbe): New.
16348 * doc/invoke.texi: Document -mmovbe.
16350 2009-05-21 Taras Glek <tglek@mozilla.com>
16352 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16353 * gcc-plugin.h (plugin_init): Updated signature.
16354 * gcc-plugin.h (plugin_name_args): Moved to this header.
16355 * doc/plugins.texi (plugin_init): Updated documention to reflect
16357 * doc/plugins.texi (plugin_name_args): Added to documention.
16359 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16361 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16362 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16364 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16366 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16367 JUMP_TABLE_DATA_P predicates where applicable.
16368 * config/i386/predicates.md: Ditto.
16369 * config/i386/sse.md: Ditto.
16371 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16373 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16374 operand2 -128 override length_immediate attribute to 1.
16375 * config/i386/predicates.md (constm128_operand): New predicate.
16377 * config/i386/i386.c (memory_address_length): Handle %r12
16378 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16380 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16381 mode look through optional ZERO_EXTEND and SUBREG.
16382 * config/i386/i386.md (R12_REG): New define_constant.
16383 (prefix_data16): For sse unit set also for MODE_TI insns.
16384 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16385 insns set if operand 1 is ext_QIreg_operand.
16386 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16387 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16389 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16390 mode from MODE_DI to MODE_SI.
16391 (movdi_1_rex64): Override modrm and length_immediate attributes
16392 only for movabs (TYPE_IMOV, alternative 2).
16393 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16394 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16395 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16396 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16397 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16398 prefix_rex attribute if DImode.
16399 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16400 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16401 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16402 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16403 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16404 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16405 Likewise. For TYPE_IMOV clear length_immediate attribute.
16406 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16407 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16408 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16409 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16410 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16411 or one operand TYPE_ISHIFT.
16412 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16413 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16414 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16415 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16416 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16417 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16418 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16419 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16420 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16421 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16422 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16423 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16424 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16425 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16426 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16427 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16428 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16429 set mode attribute, don't override length attribute.
16430 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16432 (return_internal_long): Set length attribute to 2 instead of 1.
16433 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16434 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16435 prefix_rex attribute.
16436 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16438 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16440 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16442 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16444 2009-05-20 Ian Lance Taylor <iant@google.com>
16446 * tree.c (build_tree_list_vec_stat): New function.
16447 (ctor_to_vec): New function.
16448 (build_nt_call_vec): New function.
16449 (build_call_array): Change args to be a const pointer.
16450 (build_call_vec): New function.
16451 * tree.h (build_nt_call_vec): Declare.
16452 (build_tree_list_vec_stat): Declare.
16453 (build_tree_list_vec): Define.
16454 (build_call_array): Update declaration.
16455 (build_call_vec): Declare.
16456 (ctor_to_vec): Declare.
16457 * c-common.c (tree_vector_cache): New static variable.
16458 (make_tree_vector): New function.
16459 (release_tree_vector): New function.
16460 (make_tree_vector_single): New function.
16461 (make_tree_vector_copy): New function.
16462 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16463 (make_tree_vector_single, make_tree_vector_copy): Declare.
16464 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16465 (c_parser_expr_list): Don't manage cache here, instead call
16467 (c_parser_release_expr_list): Remove static function.
16468 (c_parser_vec_to_tree_list): Remove static function.
16469 (c_parser_attributes): Call build_tree_list_vec instead of
16470 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16471 c_parser_release_expr_list.
16472 (c_parser_postfix_expression_after_primary): Likewise.
16473 (c_parser_objc_keywordexpr): Likewise.
16475 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16477 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16478 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16479 TARGET_CONVERT_TO_TYPE.
16480 * hooks.c (hook_tree_const_tree_null): Define.
16481 * hooks.h (hook_tree_const_tree_null): Declare.
16482 * target.h (struct gcc_target): Add invalid_parameter_type,
16483 invalid_return_type, promoted_type, and convert_to_type fields.
16484 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16485 (TARGET_INVALID_RETURN_TYPE): Define.
16486 (TARGET_PROMOTED_TYPE): Define.
16487 (TARGET_CONVERT_TO_TYPE): Define.
16488 (TARGET_INITIALIZER): Update for new fields.
16489 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16490 (grokparms): Check targetm.invalid_parameter_type.
16491 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16492 * c-convert.c (convert): Check targetm.convert_to_type.
16494 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16496 * config/mips/mips.md (*extenddi_truncate<mode>,
16497 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16499 (*extendhi_truncateqi): New define_insn_and_sptit.
16501 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16503 PR middle-end/40204
16504 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16505 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16507 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16509 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16510 the operand of VIEW_CONVERT_EXPR.
16512 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16514 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16515 extended family and model for Intel processors. Support Intel Atom.
16517 2009-05-20 Olivier Hainque <hainque@adacore.com>
16519 * gstab.h (stab_code_type): Define, to be used instead of the
16520 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16522 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16523 occurrences by stab_code_type.
16524 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16526 2009-05-20 Martin Jambor <mjambor@suse.cz>
16528 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16529 (sra_insert_before): Likewise.
16530 (sra_insert_after): Likewise.
16531 (sra_init_cache): Likewise.
16532 (sra_type_can_be_decomposed_p): Likewise.
16533 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16534 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16535 (sra_insert_before): Likewise.
16536 (sra_insert_after): Likewise.
16537 (sra_init_cache): Likewise.
16538 (insert_edge_copies_seq): Made static and moved upwards.
16540 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16543 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16545 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16546 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16549 2009-05-20 Richard Guenther <rguenther@suse.de>
16551 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16552 with mismatched comparison modes.
16554 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16556 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16557 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16558 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16559 with shifts for Thumb2.
16560 (orsi_notsi): New for orn.
16561 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16562 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16563 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16564 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16565 Don't invert remainder for IOR.
16567 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16569 PR tree-optimization/40087
16570 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16571 number_of_iterations_ne): Rename never_infinite argument.
16572 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16573 number_of_iterations_le): Handle pointer-type ivs when
16574 exit_must_be_taken is false.
16575 (number_of_iterations_cond): Do not always assume that
16576 exit_must_be_taken if the control variable is a pointer.
16578 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16580 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16581 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16583 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16585 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16586 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16588 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16591 * c.opt (Wlogical-op): Disabled by default.
16592 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16594 * doc/invoke.texi (Wlogical-op): Likewise.
16596 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16598 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16600 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16601 Propagate the type of the first operand.
16602 <ASSERT_EXPR>: Simplify.
16603 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16604 Rewrite using the RHS code as discriminant.
16605 <NOP_EXPR>: Turn into CASE_CONVERT.
16606 <PLUS_EXPR>: Propagate the type of the first operand.
16608 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16610 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16611 (ia64_dconst_0_375): New.
16612 * config/ia64/ia64.c (ia64_override_options): Remove
16613 -minline-sqrt-min-latency warning.
16614 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16615 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16616 * config/ia64/ia64.md (*sqrt_approx): Remove.
16617 (sqrtsf2): Remove #if 0.
16618 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16619 (sqrtdf): Remove assert.
16620 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16621 (sqrtxf2): Remove #if 0.
16622 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16623 * div.md (sqrt_approx_rf): New.
16624 (sqrtsf2_internal_thr): New implementation.
16625 (sqrtsf2_internal_lat): New.
16626 (sqrtdf2_internal_thr: New implementation.
16627 (sqrtxf2_internal): New implementation.
16629 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16630 Hans-Peter Nilsson <hp@axis.com>
16632 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16633 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16634 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16635 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16636 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16637 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16638 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16639 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16640 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16641 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16642 * c-common.c: ...from here.
16644 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16646 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16648 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16650 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16652 2009-05-19 Ben Elliston <bje@au.ibm.com>
16654 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16655 assignments with memcpy calls.
16656 (add_fdes): Likewise.
16657 (binary_search_unencoded_fdes): Likewise.
16658 (linear_search_fdes): Eliminate type puns.
16660 2009-05-19 Richard Guenther <rguenther@suse.de>
16662 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16663 not falsely claim to have propagated into all uses.
16665 2009-05-19 Ben Elliston <bje@au.ibm.com>
16667 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16670 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16672 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16673 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16674 (TARGET_LEGITIMATE_ADDRESS_P): New.
16675 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16676 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16678 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16681 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16682 child of the containing namespace's DIE.
16684 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16686 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16687 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16688 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16691 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16694 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16695 gen_align with gen_pad.
16696 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16697 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16699 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16700 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16702 * config/i386/i386.md (align): Renamed to ...
16703 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16704 ASM_OUTPUT_MAX_SKIP_PAD.
16706 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16708 * config.gcc: Fix variable syntax.
16711 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16712 before calling exact_log2.
16713 (output_iorsi3): Likewise.
16714 (output_xorsi3): Likewise.
16716 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16718 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16719 for the none zero constant operand except for EQ and NE
16720 comprisons even when the first operand is R0.
16722 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16724 * config/s390/2064.md: Remove trailing whitespaces.
16725 * config/s390/2084.md: Likewise.
16726 * config/s390/constraints.md: Likewise.
16727 * config/s390/fixdfdi.h: Likewise.
16728 * config/s390/libgcc-glibc.ver: Likewise.
16729 * config/s390/s390-modes.def: Likewise.
16730 * config/s390/s390-protos.h: Likewise.
16731 * config/s390/s390.c: Likewise.
16732 * config/s390/s390.h: Likewise.
16733 * config/s390/s390.md: Likewise.
16734 * config/s390/tpf-unwind.h: Likewise.
16736 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16738 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16740 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16743 * configure.ac (m68k-*-*): Check if binutils support TLS.
16744 * configure: Regenerate.
16745 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16746 * config/m68k/constraints.md (Cu): New constraint.
16747 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16748 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16749 (movsi): Handle TLS symbols.
16750 (addsi3_5200): Handle XTLS symbols, indent.
16751 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16752 (m68k_tls_reference_p): Declare.
16753 (m68k_legitimize_address): Declare.
16754 (m68k_unwrap_symbol): Declare.
16755 * config/m68k/m68k.opt (mxtls): New option.
16756 * config/m68k/m68k.c (ggc.h): Include.
16757 (m68k_output_dwarf_dtprel): Implement hook.
16758 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16759 (m68k_expand_prologue): Load GOT pointer when function needs it.
16760 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16761 (m68k_legitimate_constant_address_p): Same.
16762 (m68k_decompose_address): Handle TLS references.
16763 (m68k_get_gp): New static function.
16764 (enum m68k_reloc): New contants.
16765 (TLS_RELOC_P): New macro.
16766 (m68k_wrap_symbol): New static function.
16767 (m68k_unwrap_symbol): New function.
16768 (m68k_final_prescan_insn_1): New static function.
16769 (m68k_final_prescan_insn): New function.
16770 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16772 (legitimize_pic_address): Handle TLS references..
16773 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16774 (m68k_libcall_value_in_a0_p)
16775 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16776 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16777 (m68k_legitimize_tls_address): Handle TLS references.
16778 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16780 (m68k_legitimize_address): Handle TLS symbols.
16781 (m68k_get_reloc_decoration): New static function.
16782 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16784 (m68k_output_dwarf_dtprel): Implement hook.
16785 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16786 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16787 m68k_call_* routines.
16788 (sched_attr_op_type): Handle TLS symbols.
16789 (gt-m68k.h): Include.
16790 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16791 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16793 2009-05-18 Martin Jambor <mjambor@suse.cz>
16795 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16796 (visit_store_addr_for_mod_analysis): New function.
16797 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16798 (determine_cst_member_ptr): Use gimple_assign_single_p.
16799 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16800 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16801 operands. Don't check number of operands of a NOP_EXPR.
16803 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16805 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16807 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16810 * c-common.c (warn_logical_operator): Don't warn if one of
16811 expression isn't always true or false.
16813 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16815 * config/i386/biarch32.h: New file.
16816 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16818 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16820 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16821 *zero_extend<mode>_truncqi): Merge these into ...
16822 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16823 Name the pattern following this as *zero_extendhi_truncqi.
16825 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16827 PR middle-end/39301
16828 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16829 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16830 (output_info): Make field HOST_WIDEST_INT.
16831 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16832 (dump_bitmat_statistics): Same.
16834 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16836 * config.gcc (use_gcc_stdint): Set to wrap.
16837 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16838 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16839 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16840 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16841 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16842 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16843 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16844 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16846 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16848 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16850 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16851 Move definitions earlier.
16852 (OPT_ARCH64, OPT_ARCH32): Define.
16853 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16856 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16859 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16862 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16864 * arm.md (movdi2): Copy non-reg values to DImode registers.
16866 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16869 * final.c (label_to_max_skip): New function.
16870 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16871 CODE_LABEL_NUMBER <= max_labelno.
16872 * output.h (label_to_max_skip): New prototype.
16873 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16874 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16875 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16876 Handle CODE_LABELs with >= 16 byte alignment or with
16877 max_skip == (1 << align) - 1.
16878 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16879 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16882 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16883 .p2align 3 if MAX_SKIP is smaller than 7.
16884 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16886 2009-05-15 Ian Lance Taylor <iant@google.com>
16888 * alias.c (struct alias_set_entry_d): Rename from struct
16889 alias_set_entry. Change all uses.
16890 * except.c (struct call_site_record_d): Rename from struct
16891 call_site_record. Change all uses.
16892 * except.h (struct eh_region_d): Rename from struct eh_region.
16894 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16896 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16897 ivtype_map_elt. Change all uses.
16898 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16900 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16901 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16903 (struct sese_d): Rename from struct sese. Change all uses.
16904 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16905 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16906 * optabs.h (struct optab_d): Rename from struct optab. Change all
16908 (struct convert_optab_d): Rename from struct convert_optab.
16910 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16911 ipa_opt_pass. Change all uses.
16912 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16915 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16916 defined as a typedef.
16917 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16920 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16923 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16925 (merge_ranges): Returns bool.
16926 * tree.h (make_range): .. to here.
16927 (build_range_check): Likewise.
16928 (merge_ranges): Likewise. Renamed from merge_ranges.
16929 * c-typeck.c (parser_build_binary_op): Update calls to
16930 warn_logical_operator.
16931 * c-common.c (warn_logical_operator): Add new warning.
16932 * c-common.h (warn_logical_operator): Update declaration.
16934 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16936 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16938 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16940 * doc/install.texi: Document MPC requirements, flags etc.
16942 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16943 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16944 Evaluate constant arguments.
16945 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16946 (fold_builtin_1): Likewise, also evaluate constant arguments.
16947 Remove superfluous break.
16948 (do_mpc_ckconv): New.
16949 * real.h: Include mpc.h.
16950 * toplev.c (print_version): Output MPC version info if available.
16952 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16954 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16956 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16958 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16961 2009-05-15 Jan Hubicka <jh@suse.cz>
16963 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16964 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16965 (try_inline): Fix return value.
16966 (cgraph_decide_inlining_incrementally): Honor new value.
16967 (cgraph_early_inlining): Handle indirect inlining.
16968 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16970 2009-05-15 Jan Hubicka <jh@suse.cz>
16972 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16973 * cgraphunit.c (cgraph_finalize_function): Set it.
16974 (cgraph_expand_function): Use it.
16976 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16978 * real.c (encode_ieee_half): Define.
16979 (decode_ieee_half): Define.
16980 (ieee_half_format): Define.
16981 (arm_half_format): Define.
16982 * real.h (ieee_half_format): Declare.
16983 (arm_half_format): Declare.
16985 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16987 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16988 swapped, and reversed optabs exist before trying to use them.
16990 2009-05-15 Paul Brook <paul@codesourcery.com>
16991 Sandra Loosemore <sandra@codesourcery.com>
16993 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16994 loads. Allow PRE_DEC.
16995 (output_move_neon): Handle PRE_DEC.
16996 (arm_print_operand): Add 'A' for neon structure loads.
16997 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16998 * config/arm/neon.md (neon_mov): Update comment.
16999 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17001 (Um): New constraint.
17003 2009-05-15 Jan Hubicka <jh@suse.cz>
17005 Revert the following patch until testsuite fallout is fixed:
17006 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17007 * cgraph.h (struct inline_summary): New filed self_wize,
17008 size_inlining_benefit, self_time and time_inlining_benefit.
17009 (struct cgraph_global_info): Replace insns by time ans size fields.
17010 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17011 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17012 (ipcp_update_callgraph): Do not touch function bodies.
17013 * ipa-inline.c: Include except.h
17014 (MAX_TIME): New constant.
17015 (overall_insns): Remove
17016 (overall_size, max_benefit): New static variables.
17017 (cgraph_estimate_time_after_inlining): New function.
17018 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17019 (cgraph_clone_inlined_nodes): Update size.
17020 (cgraph_mark_inline_edge): Update size.
17021 (cgraph_estimate_growth): Use size info.
17022 (cgraph_check_inline_limits): Check size.
17023 (cgraph_default_inline_p): Likewise.
17024 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17025 (cgraph_decide_recursive_inlining): Check size.
17026 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17028 (cgraph_decide_inlining): Likewise.
17029 (cgraph_decide_inlining_incrementally): Likewise; honor
17030 PARAM_EARLY_INLINING_INSNS.
17031 (likely_eliminated_by_inlining_p): New predicate.
17032 (estimate_function_body_sizes): New function.
17033 (compute_inline_parameters): Use it.
17034 * except.c (must_not_throw_labels): New function.
17035 * except.h (must_not_throw_labels): Declare.
17036 * tree-inline.c (init_inline_once): Kill inlining_weigths
17037 * tree-ssa-structalias.c: Avoid uninitialized warning.
17038 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17039 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17040 (PARAM_INLINE_CALL_COST): Remove.
17041 (PARAM_EARLY_INLINING_INSNS): New.
17043 2009-05-15 Richard Guenther <rguenther@suse.de>
17045 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17046 not TODO_update_ssa.
17048 2009-05-15 Richard Guenther <rguenther@suse.de>
17050 PR tree-optimization/39999
17051 * gimple.h (gimple_expr_type): Use the expression type looking
17052 through useless conversions.
17053 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17054 (vn_nary_op_insert_stmt): Likewise.
17055 (simplify_binary_expression): Likewise.
17057 2009-05-15 Richard Guenther <rguenther@suse.de>
17059 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17060 New options, enabled by default.
17061 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17063 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17064 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17065 * tree-ssa-structalias.c (gate_tree_pta): New function.
17066 (pass_build_alias): Use it.
17068 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17071 recurse on an invariant address if a conversion from a pointer
17072 type to a wider integer type is involved.
17074 2009-05-15 Jan Hubicka <jh@suse.cz>
17076 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17077 * cgraph.h (struct inline_summary): New filed self_wize,
17078 size_inlining_benefit, self_time and time_inlining_benefit.
17079 (struct cgraph_global_info): Replace insns by time ans size fields.
17080 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17081 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17082 (ipcp_update_callgraph): Do not touch function bodies.
17083 * ipa-inline.c: Include except.h
17084 (MAX_TIME): New constant.
17085 (overall_insns): Remove
17086 (overall_size, max_benefit): New static variables.
17087 (cgraph_estimate_time_after_inlining): New function.
17088 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17089 (cgraph_clone_inlined_nodes): Update size.
17090 (cgraph_mark_inline_edge): Update size.
17091 (cgraph_estimate_growth): Use size info.
17092 (cgraph_check_inline_limits): Check size.
17093 (cgraph_default_inline_p): Likewise.
17094 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17095 (cgraph_decide_recursive_inlining): Check size.
17096 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17098 (cgraph_decide_inlining): Likewise.
17099 (cgraph_decide_inlining_incrementally): Likewise; honor
17100 PARAM_EARLY_INLINING_INSNS.
17101 (likely_eliminated_by_inlining_p): New predicate.
17102 (estimate_function_body_sizes): New function.
17103 (compute_inline_parameters): Use it.
17104 * except.c (must_not_throw_labels): New function.
17105 * except.h (must_not_throw_labels): Declare.
17106 * tree-inline.c (init_inline_once): Kill inlining_weigths
17107 * tree-ssa-structalias.c: Avoid uninitialized warning.
17108 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17109 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17110 (PARAM_INLINE_CALL_COST): Remove.
17111 (PARAM_EARLY_INLINING_INSNS): New.
17112 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17113 (inline-call-cost): Remove.
17114 (early-inlining-insns): New.
17116 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17118 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17120 (print_int_cst_bounds_in_octal_p): Likewise.
17121 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17123 * dwarf2out.c (base_type_die): Likewise.
17124 (is_subrange_type): Delete.
17125 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17126 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17127 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17128 if the destination type is boolean.
17129 (build_range_check): Do not special-case subtypes.
17130 (fold_sign_changed_comparison): Likewise.
17131 (fold_unary): Likewise.
17132 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17133 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17134 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17135 * tree.c (subrange_type_for_debug_p): New predicate based on the
17136 former is_subrange_type.
17137 * tree.h (subrange_type_for_debug_p): Declare.
17138 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17139 (convert_affine_scev): Remove call to above function.
17140 (chrec_convert_aggressive): Likewise.
17141 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17142 false for conversions involving subtypes.
17143 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17144 (vrp_val_min): Likewise.
17145 (needs_overflow_infinity): Likewise.
17146 (extract_range_from_unary_expr): Likewise.
17148 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17150 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17151 * config/frv/frv.c: Likewise.
17152 * config/s390/s390.c: Likewise.
17153 * config/sparc/sparc.h: Likewise.
17154 * config/i386/i386.h: Likewise.
17155 * config/i386/i386.c: Likewise.
17156 * config/crx/crx.c: Likewise.
17157 * config/m68hc11/m68hc11.h: Likewise.
17158 * config/iq2000/iq2000.c: Likewise.
17159 * config/mn10300/mn10300.h: Likewise.
17160 * config/mn10300/mn10300.c: Likewise.
17161 * config/m68k/m68k.c: Likewise.
17162 * config/rs6000/rs6000.c: Likewise.
17163 * config/rs6000/xcoff.h: Likewise.
17164 * config/rs6000/linux64.h: Likewise.
17165 * config/rs6000/sysv4.h: Likewise.
17166 * config/score/score3.c: Likewise.
17167 * config/score/score7.c: Likewise.
17168 * config/score/score.c: Likewise.
17169 * config/arm/arm.md: Likewise.
17170 * config/mips/mips.c: Likewise.
17171 * config/mips/mips.md: Likewise.
17172 * config/bfin/bfin.h: Likewise.
17173 * config/pa/pa.c: Likewise.
17174 * config/pa/constraints.md: Likewise.
17176 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17177 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17178 * config/pdp11/pdp11.h: Use memory_address_p instead.
17180 2009-05-14 Ian Lance Taylor <iant@google.com>
17182 * passes.c (finish_optimization_passes): Change i to int.
17183 * plugin.c (plugins_active_p): Change event to int.
17184 (dump_active_plugins): Likewise.
17185 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17187 * tree.c (tree_range_check_failed): Change c to unsigned int.
17188 (omp_clause_range_check_failed): Likewise.
17189 (build_common_builtin_nodes): Change mode to int. Add cast.
17190 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17191 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17193 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17194 ++ or -- with a variable of enum type.
17196 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17199 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17201 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17203 * store-motion.c: Do not include params.h
17204 * Makefile.in: Fix dependencies for various files.
17206 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17208 * auto-inc-dec.c: Fix pass description, remove apparent
17209 accidental duplication.
17211 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17213 PR middle-end/40147
17214 * ipa-utils.h (memory_identifier_string): Moved to ...
17215 * tree.h (memory_identifier_string): Here. Add GTY(()).
17217 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17219 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17220 in the former documentation of...
17221 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17222 * ira-conflicts.c (get_dup_num): Use address_operand.
17223 * targhooks.c (default_legitimate_address_p): New.
17224 * targhooks.h (default_legitimate_address_p): New.
17225 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17227 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17228 * target.h (struct target): Add legitimate_address_p.
17229 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17230 (TARGET_INITIALIZER): Include it.
17232 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17233 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17234 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17235 (TARGET_LEGITIMATE_ADDRESS_P): New.
17237 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17238 (REG_OK_STRICT_P): Delete.
17239 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17240 (frv_legitimate_address_p_1): ... this.
17241 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17242 (frv_legitimate_address_p_1): ... the renamed old
17243 frv_legitimate_address_p.
17244 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17245 (TARGET_LEGITIMATE_ADDRESS_P): New.
17247 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17248 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17249 * config/s390/s390.c (legitimate_address_p): Rename to...
17250 (s390_legitimate_address_p): ... this, make static.
17251 (legitimize_address): Adjust call.
17252 (TARGET_LEGITIMATE_ADDRESS_P): New.
17253 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17255 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17256 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17257 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17258 (TARGET_LEGITIMATE_ADDRESS_P): New.
17260 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17261 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17262 * config/spu/spu.c (spu_legitimate_address): Rename to...
17263 (spu_legitimate_address_p): ... this, make static.
17264 (TARGET_LEGITIMATE_ADDRESS_P): New.
17266 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17267 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17268 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17269 (sparc_legitimate_address_p): ... this, make static and return bool.
17270 (legitimize_address): Adjust call.
17271 (TARGET_LEGITIMATE_ADDRESS_P): New.
17273 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17274 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17275 * config/i386/i386.c (legitimate_address_p): Rename to...
17276 (ix86_legitimate_address_p): ... this, make static.
17277 (constant_address_p): Move after it, adjust call.
17278 (TARGET_LEGITIMATE_ADDRESS_P): New.
17280 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17281 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17282 * config/avr/avr.c (legitimate_address_p): Rename to...
17283 (avr_legitimate_address_p): ... this, make static.
17284 (legitimize_address): Adjust call.
17285 (TARGET_LEGITIMATE_ADDRESS_P): New.
17287 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17288 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17289 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17290 (TARGET_LEGITIMATE_ADDRESS_P): New.
17292 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17293 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17294 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17295 (TARGET_LEGITIMATE_ADDRESS_P): New.
17297 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17298 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17300 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17302 (TARGET_LEGITIMATE_ADDRESS_P): New.
17304 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17305 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17307 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17309 (m68hc11_legitimate_address_p): ... this, make static.
17310 (go_if_legitimate_address_internal): Rename to...
17311 (m68hc11_legitimate_address_p_1): ... this.
17312 (legitimize_address): Adjust call.
17313 (TARGET_LEGITIMATE_ADDRESS_P): New.
17315 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17316 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17317 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17318 (TARGET_LEGITIMATE_ADDRESS_P): New.
17320 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17321 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17322 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17323 (mn10300_legitimate_address_p): ... this, make static.
17324 (TARGET_LEGITIMATE_ADDRESS_P): New.
17326 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17327 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17328 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17329 (TARGET_LEGITIMATE_ADDRESS_P): New.
17331 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17332 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17333 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17334 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17335 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17336 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17337 (rs6000_legitimate_address_p): ... this, make static.
17338 (TARGET_LEGITIMATE_ADDRESS_P): New.
17339 (REG_MODE_OK_FOR_BASE_P): Delete.
17340 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17342 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17343 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17345 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17346 static, adjust types.
17347 (TARGET_LEGITIMATE_ADDRESS_P): New.
17349 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17350 * config/score/score.c (score_address_p): Rename to...
17351 (score_legitimate_address_p): ... this.
17352 (TARGET_LEGITIMATE_ADDRESS_P): New.
17353 * config/score/score3.c (score3_address_p): Rename to...
17354 (score3_legitimate_address_p): ... this.
17355 * config/score/score7.c (score7_address_p): Rename to...
17356 (score7_legitimate_address_p): ... this.
17358 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17359 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17360 GO_IF_LEGITIMATE_ADDRESS): Delete.
17361 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17362 thumb2_legitimate_address_p): Delete.
17363 (arm_legitimate_address_p): Rename to...
17364 (arm_legitimate_address_outer_p): ... this.
17365 * config/arm/constraints.md ("Uq"): Adjust call.
17366 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17367 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17369 (arm_legitimate_address_outer_p): ... this.
17370 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17372 (TARGET_LEGITIMATE_ADDRESS_P): New.
17374 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17375 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17376 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17377 (TARGET_LEGITIMATE_ADDRESS_P): New.
17379 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17380 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17381 * config/vax/vax.c (legitimate_address_p): Rename to...
17382 (vax_legitimate_address_p): ... this, make static.
17383 (TARGET_LEGITIMATE_ADDRESS_P): New.
17385 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17386 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17387 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17388 (TARGET_LEGITIMATE_ADDRESS_P): New.
17390 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17391 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17392 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17393 (mmix_legitimate_address_p): ... this, make static.
17394 (TARGET_LEGITIMATE_ADDRESS_P): New.
17396 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17397 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17398 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17399 (TARGET_LEGITIMATE_ADDRESS_P): New.
17401 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17403 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17404 of MODE_COMPLEX_INT.
17406 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17408 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17409 LCT_NORMAL in function call.
17410 * mips-tdump.c (print_file_desc): Add cast to enum type.
17411 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17412 (mark_stabs): Add casts to enum types.
17413 (parse_stabs_common): Add casts to enum types.
17415 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17417 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17418 Check for invalid values of LETTER.
17420 2009-05-13 Taras Glek <tglek@mozilla.com>
17422 * attribs.c (register_attribute): moved out attribute registration
17423 into register_attribute.
17424 * doc/plugins.texi: Documented register_attribute and
17426 * gcc-plugin.h: Added forward decl for register_attribute.
17427 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17428 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17429 PLUGIN_ATTRIBUTES boilerplate.
17431 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17433 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17434 values even in sentinel and empty entries.
17435 (ms_printf_flag_specs): Likewise.
17436 (ms_scanf_flag_specs): Likewise.
17437 (ms_strftime_flag_specs): Likewise.
17438 (ms_print_char_table): Likewise.
17439 (ms_scan_char_table): Likewise.
17440 (ms_time_char_table): Likewise.
17442 2009-05-13 Doug Kwan <dougkwan@google.com>
17444 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17446 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17448 * config/mips/mips.md (store): Add attributes for QI and HI.
17450 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17451 (truncdi<mode>2): ... this new pattern.
17453 2009-05-13 Brad Hards <bradh@kde.org>
17455 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17457 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17458 Ben Elliston <bje@au.ibm.com>
17460 PR middle-end/40035
17461 * dse.c (check_mem_read_rtx): Guard against width == -1.
17463 2009-05-13 Michael Matz <matz@suse.de>
17465 PR middle-end/39976
17466 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17467 (trivially_conflicts_p): New function.
17468 (insert_backedge_copies): Use it.
17470 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17472 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17473 (handle_stdc_pragma): Use new enum constant names.
17474 (handle_pragma_float_const_decimal64): Ditto.
17476 2009-05-13 Ian Lance Taylor <iant@google.com>
17478 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17481 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17483 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17484 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17486 * config/m68k/m68k.h (FL_UCLINUX): Define.
17488 2009-05-13 Jan Hubicka <jh@suse.cz>
17490 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17492 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17494 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17495 unless -fschedule-insns is specified.
17497 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17500 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17501 TARGET_EXPAND_CBRANCHDI4.
17502 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17503 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17504 (cmpeqdi): Fix comment.
17506 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17508 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17509 (sh_legitimate_address_p): Likewise.
17510 * config/sh/sh.c (sh_legitimate_index_p): New.
17511 (sh_legitimate_address_p): Likewise.
17512 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17513 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17514 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17515 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17516 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17517 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17518 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17519 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17520 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17522 2009-05-12 Jan Hubicka <jh@suse.cz>
17524 * tree-inline.c (estimate_operator_cost): Add operands;
17525 when division happens by constant, it is cheap.
17526 (estimate_num_insns): Loads and stores are not having cost of 0;
17527 EH magic stuff is cheap; when computing runtime cost of switch,
17528 use log2 base of amount of its cases; builtin_expect has cost of 0;
17529 compute cost for moving return value of call.
17530 (init_inline_once): Initialize time_based flags.
17531 * tree-inline.h (eni_weights_d): Add time_based flag.
17533 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17535 * df-core.c: Update head documentation.
17537 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17540 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17541 shadowing exisiting variable op1.
17543 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17546 * config/i386/driver-i386.c (processor_signatures): New enum.
17547 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17548 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17549 processor signature to detect geode processor.
17551 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17555 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17557 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17558 causes spurious differences between trunk and cond-optab branch.
17560 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17562 * dojump.c (compare_from_rtx): Delete.
17563 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17564 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17565 if the comparison does not satisfy the predicate; test predicates for
17566 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17567 further if one existing pattern fails.
17568 * expr.h (compare_from_rtx): Delete.
17569 (prepare_operand): Declare it.
17570 * optabs.c: Change "lib call" to "libcall" throughout.
17571 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17572 HAVE_conditional_trap, emit_cmp_insn): Delete.
17573 (can_compare_p): Delete cmp_optab case.
17574 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17575 Accept other parameters by value.
17576 (prepare_operand): Make non-static.
17577 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17578 other parameters by value. Try to widen operands here based on
17579 an optab_methods argument and looking at cbranch_optab.
17580 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17581 loop. Use cbranch_optab directly.
17582 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17583 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17585 (emit_conditional_move, emit_conditional_add): Inline what's needed
17586 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17587 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17588 with COMPARE. Move cmov_optab and cstore_optab above
17589 with cbranch_optab, move cmp_optab down with ucmp_optab,
17590 remove tst_otpab. Do not initialize trap_rtx.
17591 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17592 for trap code. Do not check HAVE_conditional_trap. Use
17593 prepare_cmp_insn. Accept no predicate for operand 3.
17594 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17595 (OTI_ctrap, ctrap_optab): New.
17596 (tst_optab): Delete.
17597 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17598 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17599 with lookup of ctrap_optab.
17600 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17602 (ctrap_optab): New.
17604 * combine.c (combine_simplify_rtx, simplify_set): Do not
17605 special case comparing against zero for cc0 machines.
17606 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17607 COMPARE on cc0 machines.
17608 (simplify_relational_operation): Return a new expression when
17609 a COMPARE could be removed.
17610 * final.c (final_scan_insn): Compare cc_status values
17611 against LHS of a (compare FOO (const_int 0)) cc0 source.
17612 Also check if cc_status.value is the full compare.
17614 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17615 (cstoreMM4): Document.
17616 (conditional_trap): Document ctrapMM4 instead.
17617 (sync_compare_and_swapMM): Refer to cbranchcc4.
17618 (Dependent Patterns): Eliminate obsolete information referring to
17619 the old jump optimization phase.
17620 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17621 of compares with 0 on cc0 machines.
17622 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17623 avoiding references to cc0. Remove text about storing operands
17625 * doc/tm.texi (Condition Codes): Include blurb on different
17626 condition code representations, separate into subsections for
17627 CC0, MODE_CC and conditional execution.
17629 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17630 alpha_emit_setcc): Accept operands and a machine mode.
17631 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17632 Get code/op0/op1 from operands, use machine mode argument
17633 instead of alpha_compare.fp_p. Emit the branch here.
17634 (alpha_emit_setcc): Likewise, and return boolean.
17635 (alpha_emit_conditional_move): Likewise. Assert that
17636 cmp_op_mode == cmp_mode, and simplify accordingly.
17637 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17638 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17639 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17641 (stack probe test): Use cbranchdi4.
17642 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17644 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17645 * config/arc/arc.h (movsicc, movsfcc): Use it.
17646 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17647 (cbranchsi4, cstoresi4): New.
17648 (cmpsi, bCC and sCC expanders): Remove.
17650 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17651 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17652 * config/arm/predicates.md (arm_comparison_operator): Only include
17653 floating-point operators if there is a hardware floating-point unit.
17654 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17655 deferring to cbranch_cc and cstore_cc respectively.
17656 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17657 cbranch_cc, cstore_cc): New.
17658 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17660 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17662 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17663 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17665 (adjust_insn_length): Adjust calls.
17666 (avr_reorg): Handle (compare (foo) (const_int 0)).
17667 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17668 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17669 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17670 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17672 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17673 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17675 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17676 (cbranchsi4, cstorebi4, cstoresi4): New.
17677 (movbisi): This insn is duplicate, split it to zero_extend.
17678 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17679 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17680 (bfin_optimize_loop): Use cbranch expander.
17681 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17682 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17683 (bfin_bimode_comparison_operator): ... this.
17684 (bfin_direct_comparison_operator): New.
17686 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17687 inside (compare FOO (const_int 0)).
17688 (cris_rtx_costs): Handle ZERO_EXTRACT.
17689 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17690 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17691 (*tstdi_v32): Delete.
17692 (*cmpdi_non_v32): Add M alternative for operand 1.
17693 (cmpsi, cmp<mode>): Make private.
17694 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17696 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17698 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17699 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17700 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17701 (cc_reg_operand): New.
17702 (any_cond): Delete.
17703 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17704 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17705 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17706 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17707 crx_expand_scond): Delete.
17709 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17711 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17712 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17714 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17715 cstoresi4, cstoresf4, cstoredf4): New.
17716 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17717 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17718 Receive the entire operands array.
17719 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17720 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17721 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17722 Get test/op0/op1 from the operands array.
17723 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17725 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17726 (h8300_expand_store): New.
17727 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17729 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17730 (h8300_expand_store): New.
17731 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17732 or do not try to produce (set (cc0) REG).
17733 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17734 change a compare into a move to a scratch register. Disable some
17735 peepholes when comparing with zero.
17736 (tstsi, tsthi, tstsi, cmpqi): Make private.
17738 (bCC, sCC): Delete.
17739 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17742 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17743 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17744 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17745 (ix86_emit_i387_log1p): Use cbranchxf2.
17746 (ix86_expand_setcc): Return void.
17747 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17748 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17749 cmp<MODEF>, cmpcc): Remove.
17750 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17751 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17752 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17753 (sCC and bCC expanders): Remove.
17754 (stack_protect_test): Use cbranchcc4.
17756 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17758 (ia64_expand_compare): Accept three rtx by reference and return void.
17759 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17760 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17761 from *expr. Update *expr with the BImode comparison to do.
17762 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17763 cmptf, bCC, sCC, conditional_trap): Delete.
17764 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17765 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17766 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17767 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17768 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17770 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17771 type of last argument.
17772 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17773 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17774 use machine mode argument instead of branch_type. Remove dead
17775 code for floating-point comparisons.
17776 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17777 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17779 (cbranchsi4, cstoresi4): New.
17780 * config/iq2000/predicates.md (reg_or_const_operand): New.
17782 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17783 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17784 (b<code>_op): Rewrite to...
17785 (bcc_op): ... this, using match_operator.
17786 (s<code>_op): Rewrite to...
17787 (scc_op): ... this, using match_operator.
17788 (s<code>_24_op): Rewrite to...
17789 (scc_op_24): ... this, using match_operator.
17790 (s<code>_<mode>): Rewrite to...
17791 (cstore<mode>4): ... this, using match_operator.
17792 (s<code>_<mode>_24): Rewrite to...
17793 (cstore<mode>4_24): ... this, using match_operator.
17794 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17795 m32c_unpend_compare, m32c_expand_scc): Delete.
17796 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17797 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17798 (m32c_expand_movcc): Change NE to EQ if necessary.
17799 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17801 * config/m32r/m32r-protos.h (gen_cond_store): New.
17802 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17803 (gen_cond_store): New, from sCC patterns.
17804 (m32r_expand_block_move): Use cbranchsi4.
17805 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17806 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17807 (cbranchsi4, cstoresi4): New.
17809 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17811 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17812 (m68hc11_notice_update_cc): Look into a compare with 0.
17813 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17815 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17816 cmphi, cmpqi, bCC): Delete.
17817 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17818 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17819 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17822 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17823 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17824 * config/m68k/constraints.md (H): New.
17825 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17826 the define_insn below.
17827 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17828 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17829 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17830 patterns): Wrap RHS with COMPARE.
17831 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17832 (*cmpdi_internal): Name this pattern.
17833 (cmpdi): Change to define_insn.
17834 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17835 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17836 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17838 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17839 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17840 (conditional_trap): Change to...
17841 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17842 (*conditional_trap): Use the ordered_comparison_operator and
17843 const1_operand predicates.
17844 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17845 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17846 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17847 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17849 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17850 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17851 (mcore_gen_compare): New.
17852 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17853 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17854 (mcore_gen_compare): ... this.
17855 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17856 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17857 (stack probe pattern): Use cbranchsi4.
17859 * config/mips/predicates.md (mips_cstore_operator): New.
17860 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17861 * config/mips/mips.md (any_cond): Delete.
17862 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17864 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17865 fixuns_truncsfdi2): Use cbranch patterns.
17866 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17867 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17868 Adjust call to mips_expand_conditional_branch.
17869 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17871 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17872 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17873 * config/mips/mips.c (cmp_operands): Delete.
17874 (mips_emit_compare): Get comparison operands from *op0/*op1.
17875 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17876 that it succeeds. Use op0/op1 instead of cmp_operands.
17877 (mips_expand_conditional_branch, mips_expand_conditional_move,
17878 mips_expand_conditional_trap): Likewise.
17879 (mips_block_move_loop): Use cbranch patterns.
17880 * config/mips/mips.h (cmp_operands): Delete.
17882 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17883 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17884 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17885 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17886 (*cmpcc_folded): Rename to...
17887 (*cmpdi_folded): this.
17888 (*cmpcc): Rename to...
17890 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17893 (cbranchdf4): New. Handle invalid comparisons here.
17894 * config/mmix/predicates.md (float_comparison_operator): New.
17896 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17897 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17898 * config/mn10300/mn10300.md (tst): Delete.
17899 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17900 Name these patterns and wrap RHS in a compare.
17901 (*cmpsi): Make this pattern private. Include tst.
17902 (*cmpsf): Make this pattern private.
17903 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17904 (compare with zero peepholes): Likewise.
17906 (cbranchsi4, cbranchsf4): New.
17907 (casesi): Use cbranchsi4.
17909 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17910 hppa_branch_type): Delete.
17911 (return_addr_rtx): Use cbranchsi4.
17912 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17913 Emit CCFPmode comparison here.
17914 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17915 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17916 hppa_branch_type): Delete.
17917 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17918 (movsicc, movdicc): Remove references to hppa_compare_op0,
17919 hppa_compare_op1 and compare_from_rtx.
17920 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17921 (casesi): Use cbranchsi4.
17923 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17924 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17925 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17926 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17927 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17929 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17930 (*branch, *branch_inverted): New.
17932 * config/picochip/picochip.md (cbranchhi4): Use
17933 ordered_comparison_operator.
17934 (cmphi, bCC): Remove.
17936 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17937 (trap_comparison_operator): Delete.
17938 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17939 rs6000_emit_cbranch): Accept mode and operands.
17940 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17941 rs6000_compare_fp_p): Delete.
17942 (rs6000_generate_compare): Accept mode and comparison. Extract code
17943 and op0/op1 from there. Replace references to rs6000_compare_op0
17944 and rs6000_compare_op1.
17945 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17946 extract result from passed operands.
17947 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17948 extract loc from passed operands.
17949 (rs6000_emit_cmove): Likewise.
17950 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17951 rs6000_compare_fp_p): Delete.
17952 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17953 (cbranch<GPR>4, cbranch<FP>4): New.
17954 (cstore<mode>4): New. Consolidate here all choices about when to use
17955 portable or specialized sCC sequences.
17956 (stack_protect_test): Use cbranchsi4.
17957 (conditional_trap): Replace with ctrap<GPR>4.
17958 (conditional trap insn): Replace trap_comparison_operator with
17959 ordered_comparison_operator.
17961 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17962 (s390_emit_prologue): Use ctrap.
17963 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17964 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17965 New predicates replacing...
17966 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17967 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17968 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17969 (add<mode>cc): Do not use s390_compare_op0/op1.
17970 (s<code>): Change to...
17971 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17972 (seq): Change to...
17973 (cstorecc4): ... this. Handle EQ or NE equally.
17974 (*sne): Un-privatize for use in cstorecc4.
17975 (b<code>): Change to...
17976 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17977 (conditional_trap): Replace with...
17978 (ctrap<GPR>4, ctrap<FP>4): ... these.
17979 (stack_protect): Use cbranchcc4.
17981 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17982 * config/score/score-protos.h (score_gen_cmp): Delete.
17983 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17984 (score_block_move-loop): Use cbranchsi4.
17985 * config/score/score.md (cbranchsi4): New.
17986 (cmpsi, bCC): Delete.
17987 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17988 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17989 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17990 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17991 * config/score/score3.h (score3_gen_cmp): Delete.
17992 * config/score/score7.h (score7_gen_cmp): Delete.
17994 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17995 (sh_emit_scc_to_t): ... this. Return void.
17996 (from_compare): Rename to...
17997 (sh_emit_compare_and_branch): ... this.
17998 (sh_emit_compare_and_set): New.
17999 (sh_expand_t_scc): Accept operands.
18000 * config/sh/predicates.md (sh_float_comparison_operator): New.
18001 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18002 (prepare_scc_operands): Rename to...
18003 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18005 (sh_emit_cheap_store_flag): New.
18006 (sh_emit_set_t_insn): New.
18007 (from_compare): Rename to...
18008 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18009 handling of TARGET_SH2E floating point to avoid recursive call.
18010 Generate branch here.
18011 (sh_emit_compare_and_set): New.
18012 (sh_expand_t_scc): Get op0/op1 from arguments.
18013 (sh_emit_cheap_store_flag): New.
18014 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18016 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18017 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18018 (movsicc, movdicc): Do nothing when it recreated operands from
18019 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18020 prepare_scc_operands (now sh_emit_scc_to_t).
18021 (udivdi3): Use cstoresi4.
18022 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18023 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18024 (cbranchint4_media, cbranchfp4_media): New.
18025 (casesi): Use cbranchdi4.
18026 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18028 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18029 (movnegt): Remove second operand.
18030 (cbranchsf4, cbranchdf4): New.
18031 (stack_protect): Use cbranchdi4/cbranchsi4.
18033 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18034 (gen_compare_reg): Accept comparison, extract part of it to...
18035 (gen_compare_reg_1): ... this.
18036 (gen_compare_operator): Delete.
18037 (gen_v9_scc): Accept separate destination, comparison code and arms.
18038 Do not use sparc_compare_op0/sparc_compare_op1.
18039 (emit_scc_insn, emit_conditional_branch_insn): New.
18040 (emit_v9_brxx): Make static. Remove useless assertion.
18041 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18043 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18044 * config/sparc/sparc-protos.h (gen_compare_reg,
18045 sparc_emit_float_lib_cmp): Adjust prototype.
18046 (emit_scc_insn, emit_conditional_branch_insn): New.
18047 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18048 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18049 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18050 iterators to the top.
18051 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18052 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18053 snedi_special_trunc): Delete.
18054 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18055 and snedi_special_trunc.
18056 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18057 cbranchdi4, cbranch<F:mode>4): New.
18058 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18059 here. Use gen_compare_reg instead of gen_compare_operator.
18060 (conditional_trap): Replace with...
18061 (ctrapsi4, ctrapdi4): ... this.
18062 (stack_protect_test): Use cbranchcc4.
18064 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18066 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18067 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18068 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18069 from operands[0] or operands[3] depending on is_set.
18070 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18071 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18072 cmpdf, bCC), sCC: Remove.
18073 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18074 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18076 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18077 spu_emit_branch_or_set.
18079 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18081 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18082 xstormy16_compare_op1): Delete.
18083 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18084 xstormy16_compare_op1): Delete.
18085 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18087 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18088 (cmphi, cmpsi, bCC): Remove.
18090 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18091 (*cmpsi): ... this one.
18092 (cbranchsi4, cstoresi4): New.
18093 (bCC expanders): Delete.
18094 (sCC insns): Fold into...
18095 (*setcc): ... this one.
18096 (casesi): Do not use gen_cmpsi and gen_bgtu.
18097 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18098 (movsicc): Simplify.
18099 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18101 * config/vax/vax-protos.h (cond_name): New.
18102 (vax_output_conditional_branch): Remove.
18103 * config/vax/vax.c (cond_name): New.
18104 (vax_output_conditional_branch): Remove.
18105 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18106 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18107 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18108 (bit<VAXint>): Wrap source with (compare).
18109 (b<code> and following unnamed pattern): Rename to *branch and
18110 *branch_reversed. Change macroization to match_operator.
18111 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18113 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18114 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18115 Change last argument to machine_mode.
18116 (xtensa_expand_scc): Add machine_mode argument.
18117 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18118 (gen_conditional_move, xtensa_expand_conditional_branch,
18119 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18120 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18121 Adjust operand numbers.
18122 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18124 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18125 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18126 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18128 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18130 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18131 causes spurious differences between trunk and cond-optab branch.
18133 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18136 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18138 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18140 * tree.c (iterative_hash_pointer): Delete.
18141 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18142 Hash UIDs and versions of SSA names. Don't special-case built-in
18143 function declarations.
18145 2009-05-11 Ian Lance Taylor <iant@google.com>
18148 * graphite.c: Force -Wc++-compat to only be a warning before
18149 #including "cloog/cloog.h".
18151 2009-05-11 Martin Jambor <mjambor@suse.cz>
18153 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18155 2009-05-11 Jan Hubicka <jh@suse.cz>
18157 * tree-ssa-loop-ivcanon.c: Include target.h
18158 (struct loop_size): new structure.
18159 (constant_after_peeling): New predicate.
18160 (tree_estimate_loop_size): New function.
18161 (estimated_unrolled_size): Rewrite for new estimates.
18162 (try_unroll_loop_completely): Use new estimates.
18163 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18165 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18167 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18168 libcpp interface change.
18169 (spu_macro_to_expand): Likewise.
18171 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18173 PR tree-optimization/40026
18174 * gimplify.c (gimplify_init_constructor): Change initial conditional
18175 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18176 optimize_compound_literals_in_ctor.
18178 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18180 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18182 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18184 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18186 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18187 HOST_WIDE_INT for gap.
18189 2009-05-11 Ira Rosen <irar@il.ibm.com>
18191 PR tree-optimization/40074
18192 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18193 account in group size and step comparison.
18195 2009-05-11 Richard Guenther <rguenther@suse.de>
18197 * passes.c (init_optimization_passes): Strip now incorrect comment.
18198 (execute_function_todo): Do not set PROP_alias.
18199 * tree-pass.h (PROP_alias): Remove.
18200 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18201 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18202 * tree-nrv.c (pass_return_slot): Likewise.
18203 * tree-object-size.c (pass_object_sizes): Likewise.
18204 * tree-ssa-dom.c (pass_dominator): Likewise.
18205 (pass_phi_only_cprop): Likewise.
18206 * tree-ssa-dse.c (pass_dse): Likewise.
18207 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18208 (pass_cselim): Likewise.
18209 * tree-ssa-pre.c (pass_pre): Likewise.
18210 (pass_fre): Likewise.
18211 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18212 * tree-ssa-sink.c (pass_sink_code): Likewise.
18213 * tree-stdarg.c (pass_stdarg): Likewise.
18214 * tree-tailcall.c (pass_tail_calls): Likewise.
18215 * tree-vrp.c (pass_vrp): Likewise.
18217 2009-05-10 Ian Lance Taylor <iant@google.com>
18219 * basic-block.h (enum profile_status): Break out of struct
18220 control_flow_graph.
18221 * cgraph.h (struct inline_summary): Break out of struct
18223 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18224 of struct cgraph_order_sort.
18225 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18226 * cse.c (struct branch_path): Break out of struct
18227 cse_basic_block_data.
18228 * except.h (enum eh_region_type): Break out of struct eh_region.
18229 * gcc.c (enum add_del): Break out of struct modify_target.
18230 * genrecog.c (enum decision_type): Break out of struct decision_test.
18231 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18233 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18234 * regmove.c (enum match_use): New enum, broken out of struct match.
18235 * sched-int.h (enum post_call_group): New enum, broken out of
18237 (struct deps_reg): Break out of struct deps.
18238 * target.h (struct asm_int_op): Break out of struct gcc_target.
18239 * tree-eh.c (struct goto_queue_node): Break out of struct
18241 * tree-inline.h (enum copy_body_cge_which): Break out of
18243 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18245 * c-decl.c (in_struct, struct_types): New static variables.
18246 (pushtag): Add loc parameter. Change all callers.
18247 (lookup_tag): Add ploc parameter. Change all callers.
18248 (check_compound_literal_type): New function.
18249 (parser_xref_tag): Add loc parameter. Change all callers. If
18250 -Wc++-compat, warn about struct/union/enum types defined within a
18252 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18253 and loc parameters. Change all callers. Change error calls to
18254 error_at, using loc. For a redefinition, if the location of the
18255 original definition is known, report it. Set in_struct and
18256 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18257 (finish_struct): Add new parameters enclosing_in_struct and
18258 enclosing_struct_types. Change all callers. Set
18259 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18260 in the struct. If in a struct, add this struct to struct_types.
18261 (start_enum): Add loc parameter. Change all callers. Use
18262 error_at for errors, using loc. For a redefinition, if the
18263 location of the original definition is known, report it. If in a
18264 struct, add this enum type to struct_types. If -Wc++-compat warn
18265 if in sizeof, typeof, or alignof.
18266 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18267 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18268 (c_parser_enum_specifier): Get enum location for start_enum.
18269 (c_parser_struct_or_union_specifier): Get struct location for
18270 start_struct. Save in_struct and struct_types status between
18271 start_struct and finish_struct.
18272 (c_parser_cast_expression): Get location of cast.
18273 (c_parser_alignof_expression): Get location of type.
18274 (c_parser_postfix_expression): Likewise.
18275 (c_parser_postfix_expression_after_paren_type): Add type_loc
18276 parameter. Change all callers. Call check_compound_literal_type.
18277 Use type_loc for error about variable size type.
18278 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18279 of an enum constant from an enum type defined in a struct or union.
18280 (c_cast_expr): Add loc parameter. Change all callers. If
18281 -Wc++-compat, warn about defining a type in a cast.
18282 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18283 (start_enum, start_struct, finish_struct): Update declarations.
18284 (parser_xref_tag, c_cast_expr): Update declarations.
18285 (check_compound_literal_type): Declare.
18287 2009-05-11 Ben Elliston <bje@au.ibm.com>
18289 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18290 for recent libcpp interface change.
18291 (rs6000_macro_to_expand): Likewise.
18293 2009-05-10 Michael Matz <matz@suse.de>
18296 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18297 not at entry of function.
18299 2009-05-10 Richard Guenther <rguenther@suse.de>
18301 PR tree-optimization/40081
18303 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18304 using the main variant of the element type. Do not fiddle with
18305 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18307 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18308 structs with volatile fields.
18310 2009-05-10 Jan Hubicka <jh@suse.cz>
18312 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18313 (estimate_move_cost): Assert that it does not get called for
18315 (estimate_num_insns): Skip VOID types in argument handling.
18316 (optimize_inline_calls): Delete unreachable blocks and verify that
18317 callgraph is valid.
18319 2009-05-10 Jan Hubicka <jh@suse.cz>
18321 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18322 * cgraph.c (cgraph_mark_address_taken_node): New function.
18323 (dump_cgraph_node): Dump new flag.
18324 * cgraph.h (struct cgraph_node): Add address_taken.
18325 (cgraph_mark_address_taken_node): New function.
18326 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18327 since new direct calls can be born.
18329 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18331 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18332 tok->val.node.node.
18334 2009-05-10 Jan Hubicka <jh@suse.cz>
18336 PR middle-end/40084
18337 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18339 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18340 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18341 * tree-inline.c (copy_bb): Set frequency correctly.
18342 (fold_marked_statements): Update call to
18343 cgraph_update_edges_for_call_stmt.
18345 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18347 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18348 identifiers in diagnostics.
18349 * config/arm/arm.c (arm_handle_fndecl_attribute,
18350 arm_handle_isr_attribute): Likewise.
18351 * config/avr/avr.c (avr_handle_progmem_attribute,
18352 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18353 * config/bfin/bfin.c (handle_int_attribute,
18354 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18355 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18356 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18358 * config/darwin.c (darwin_handle_kext_attribute,
18359 darwin_handle_weak_import_attribute): Likewise.
18360 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18361 h8300_handle_eightbit_data_attribute,
18362 h8300_handle_tiny_data_attribute): Likewise.
18363 * config/i386/i386.c (ix86_handle_cconv_attribute,
18364 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18365 * config/i386/winnt.c (ix86_handle_shared_attribute,
18366 ix86_handle_selectany_attribute): Likewise.
18367 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18368 * config/m32c/m32c.c (function_vector_handler): Likewise.
18369 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18370 m68hc11_handle_fntype_attribute): Likewise.
18371 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18372 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18373 * config/mips/mips.c (mips_insert_attributes,
18374 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18375 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18376 rs6000_handle_struct_attribute): Likewise.
18377 * config/sh/sh.c (sh_insert_attributes,
18378 sh_handle_resbank_handler_attribute,
18379 sh_handle_interrupt_handler_attribute,
18380 sh2a_handle_function_vector_handler_attribute,
18381 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18383 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18384 * config/spu/spu.c (spu_handle_fndecl_attribute,
18385 spu_handle_vector_attribute): Likewise.
18386 * config/stormy16/stormy16.c
18387 (xstormy16_handle_interrupt_attribute): Likewise.
18388 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18389 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18391 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18393 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18394 (pp_translate_identifiers): New.
18395 (pp_identifier): Only conditionally translate identifier to locale
18397 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18398 (pp_base_tree_identifier): Only conditionally translate identifier
18399 to locale character set.
18400 * c-pretty-print.c (M_): Define.
18401 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18402 fragments for conditional translation with M_.
18403 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18404 identifier translation.
18406 2009-05-10 Richard Guenther <rguenther@suse.de>
18408 PR tree-optimization/40081
18409 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18410 using the main variant of the element type. Do not fiddle with
18411 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18413 2009-05-09 Jan Hubicka <jh@suse.cz>
18415 PR middle-end/40080
18416 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18417 indirect calls; verify cgraph afterwards.
18419 2009-05-09 Jan Hubicka <jh@suse.cz>
18422 * ipa.c (update_inlined_to_pointer): New function.
18423 (cgraph_remove_unreachable_nodes): Use it.
18425 2009-05-09 Jan Hubicka <jh@suse.cz>
18427 * tree-eh.c (struct leh_state): Remove prev_try.
18428 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18429 not track prev_try.
18430 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18431 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18432 remove_eh_handler_and_replace, foreach_reachable_handler,
18433 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18434 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18435 (gen_eh_region_cleanup): Update prototype.
18437 2009-05-09 Jan Hubicka <jh@suse.cz>
18439 PR middle-end/40043
18440 * except.c (copy_eh_region): Always set prev_try.
18441 (redirect_eh_edge_to_label): Find outer try.
18442 (foreach_reachable_handler): When looking for prev try
18443 handle case where previous try is not going to be taken.
18445 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18447 PR tree-optimization/40049
18448 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18449 only vector/vector shifts, convert the type of the constant to the
18450 appropriate type to avoid building incorrect trees, which
18451 eventually have problems with garbage collection.
18453 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18455 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18456 -1 for complex floating-point types if honoring signed zeros.
18458 2009-05-08 Jan Hubicka <jh@suse.cz>
18460 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18461 argument; handle correctly when profile is absent.
18462 (build_cgraph_edges): Update.
18463 (rebuild_cgraph_edges): Update.
18464 * cgraph.c: Do not include varray.h.
18465 (cgraph_set_call_stmt_including_clones): New function.
18466 (cgraph_create_edge_including_clones): Likewise
18467 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18468 (cgraph_update_edges_for_call_stmt): Handle clones.
18469 (cgraph_remove_node): Handle clone tree.
18470 (cgraph_remove_node_and_inline_clones): New function.
18471 (dump_cgraph_node): Dump clone tree.
18472 (cgraph_clone_node): Handle clone tree.
18473 (clone_function_name): Bring here from tree-inline.c.
18474 (cgraph_create_virtual_clone): New function.
18475 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18476 (cgraph_clone_info): New function.
18477 (strut cgraph_node): Add clone_info and new clone tree pointers.
18478 (cgraph_remove_node_and_inline_clones,
18479 cgraph_set_call_stmt_including_clones,
18480 cgraph_create_edge_including_clones,
18481 cgraph_create_virtual_clone): Declare.
18482 (cgraph_function_versioning): Use VEC argument.
18483 (compute_call_stmt_bb_frequency): Update prototype.
18484 (cgraph_materialize_all_clones): New function.
18485 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18486 (ipcp_create_replace_map): Update to VECtors.
18487 (ipcp_update_callgraph): Use virtual clones.
18488 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18489 (ipcp_update_profiling): Do not update local profiling.
18490 (ipcp_insert_stage): Use VECtors and virtual clones.
18491 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18492 (clone_of_p): New function.
18493 (cgraph_preserve_function_body_p): Use clone tree.
18494 (cgraph_optimize): Materialize clones.
18495 (cgraph_function_versioning): Update for VECtors.
18496 (save_inline_function_body): Use clone tree.
18497 (cgraph_materialize_clone): New function.
18498 (cgraph_materialize_all_clones): Likewise.
18499 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18500 * ipa.c: Include gimple.h.
18501 (cgraph_remove_unreachable_nodes): Use clone tree.
18502 * ipa-prop.c (ipa_note_param_call): Update call to
18503 compute_call_stmt_bb_frequencycall.
18504 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18505 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18506 (copy_bb): Handle updating of clone tree; add new edge when new call
18508 (expand_call_inline): Be strict about every call having edge.
18509 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18510 (delete_unreachable_blocks_update_callgraph): New function.
18511 (tree_function_versioning): Use VECtors; always remove unreachable
18512 blocks and fold conditionals.
18513 * tree-inline.h: Do not include varray.h.
18514 (tree_function_versioning): Remove.
18515 * Makefile.in (GTFILES): Remove tree-inline.c
18516 * passes.c (do_per_function): Do only functions having body.
18517 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18520 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18521 Andrew Morrow <acm@google.com>
18524 * c-common.c (c_common_attribute_table): Permit deprecated
18525 attribute to take an optional argument.
18526 (handle_deprecated_attribute): If the optional argument to
18527 __attribute__((deprecated)) is not a string ignore the attribute
18528 and emit a warning.
18530 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18531 * c-typeck.c (build_component_ref): Likewise.
18532 (build_external_ref): Likewise.
18534 * toplev.c (warn_deprecated_use): Add an attribute argument.
18535 Emit the message associated with __attribute__((deprecated)).
18537 * toplev.h (warn_deprecated_use): Updated.
18539 * doc/extend.texi: Document new optional parameter to
18540 __attribute__((deprecated))
18542 2009-05-08 Michael Eager <eager@eagercon.com>
18544 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18545 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18547 2009-05-08 Richard Guenther <rguenther@suse.de>
18549 PR tree-optimization/40062
18550 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18551 Avoid exponential behavior.
18553 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18555 PR rtl-optimization/33928
18557 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18558 process_uses, build_single_def_use_links): New.
18559 (update_df): Update use_def_ref.
18560 (forward_propagate_into): Use get_def_for_use instead of use-def
18562 (fwprop_init): Call build_single_def_use_links and let it initialize
18564 (fwprop_done): Free use_def_ref.
18565 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18566 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18567 df_rd_simulate_one_insn): New.
18568 (df_rd_bb_local_compute_process_def): Update head comment.
18569 (df_chain_create_bb): Use the new RD simulation functions.
18570 * df.h (df_rd_simulate_artificial_defs_at_top,
18571 df_rd_simulate_one_insn): New.
18572 * opts.c (decode_options): Enable fwprop at -O1.
18573 * doc/invoke.texi (-fforward-propagate): Document this.
18575 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18578 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18579 and one complex operand specially.
18580 * tree-complex.c (some_nonzerop): Do not identify a real value as
18581 zero if flag_signed_zeros.
18583 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18585 PR rtl-optimization/33928
18586 * loop-invariant.c (record_use): Fix && vs. || mishap.
18588 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18590 PR rtl-optimization/33928
18591 * loop-invariant.c (struct use): Add addr_use_p.
18592 (struct def): Add n_addr_uses.
18593 (struct invariant): Add cheap_address.
18594 (create_new_invariant): Set cheap_address.
18595 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18596 (record_uses): Pass df_ref to record_use.
18597 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18600 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18602 * config/sh/sh.c: Do not include c-pragma.h.
18604 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18606 * config/spu/spu.c: Remove include of c-common.h.
18608 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18611 * c-common.h (mark_valid_location_for_stdc_pragma,
18612 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18613 clear_float_const_decimal64, float_const_decimal64_p): New.
18614 * c.opt (Wunsuffixed-float-constants): New.
18615 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18616 unsuffixed float constant, handle new warning.
18617 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18618 * c-decl.c (c_scope): New flag float_const_decimal64.
18619 (set_float_const_decimal64, clear_float_const_decimal64,
18620 float_const_decimal64_p): New.
18621 (push_scope): Set new flag.
18622 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18623 to use STDC pragmas.
18624 (c_parser_external_declaration): Ditto.
18625 (c_parser_compound_statement_nostart): Ditto.
18626 * c-pragma.c (valid_location_for_stdc_pragma,
18627 mark_valid_location_for_stdc_pragma,
18628 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18629 handle_pragma_float_const_decimal64): New.
18630 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18631 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18632 set_float_const_decimal64, clear_float_const_decimal64,
18633 float_const_decimal64_p): New dummy functions.
18634 * doc/extend.texi (Decimal Float): Remove statement that the
18635 pragma, and suffix for double constants, are not supported.
18636 * doc/invoke.texi (Warning Options): List new option.
18637 (-Wunsuffixed-float-constants): New.
18639 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18641 * config/i386/i386.c: Do not include c-common.h.
18643 2009-05-07 Mark Heffernan <meheff@google.com>
18645 * doc/invoke.texi (Debugging Options): Document change of debugging
18647 * opts.c (decode_options): Make dump_base_name relative to
18648 aux_base_name directory.
18650 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18652 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18653 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18655 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18657 * Makefile.in (install-plugin): Simplify a bit.
18659 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18661 * Makefile.in (OBJS-common): Add regcprop.o.
18663 * timevar.def (TV_CPROP_REGISTERS): New.
18664 * regrename.c (regrename_optimize): Return 0.
18665 (rest_of_handle_regrename): Delete.
18666 (pass_rename_registers): Point to regrename_optimize.
18667 (struct value_data_entry, struct value_data,
18668 kill_value_one_regno, kill_value_regno, kill_value,
18669 set_value_regno, init_value_data, kill_clobbered_value,
18670 kill_set_value, kill_autoinc_value, copy_value,
18671 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18672 replace_oldest_value_reg, replace_oldest_value_addr,
18673 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18674 debug_value_data, validate_value_data): Move...
18675 * regcprop.c: ... here.
18676 (rest_of_handle_cprop): Delete.
18677 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18679 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18681 PR middle-end/40057
18682 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18683 GEN_INT for 1 << bitnum.
18684 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18685 build_int_cst_type.
18687 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18689 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18690 Remove wrong description of "nand" operation.
18692 2009-05-06 Richard Guenther <rguenther@suse.de>
18693 Adam Nemet <anemet@caviumnetworks.com>
18695 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18696 comment. Add that if LHS is not a gimple register, then RHS1 has
18697 to be a single object (GIMPLE_SINGLE_RHS).
18699 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18701 * expr.c (get_def_for_expr): Move it up in the file.
18702 (store_field): When expanding a bit-field store, look at the
18703 defining gimple stmt for the masking conversion.
18705 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18707 PR middle-end/39986
18708 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18709 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18710 32-bit memcpy into long.
18712 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18714 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18715 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18717 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18718 instead of appending DW_OP_deref*.
18720 2009-05-06 Michael Matz <matz@suse.de>
18722 PR middle-end/40021
18723 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18724 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18726 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18728 * Makefile.in (install-plugin): Fix srcdir handling.
18730 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18732 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18733 when processing for not_regs_needed bitmap.
18734 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18735 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18736 handling it for rhs.
18738 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18740 * config/i386/i386.md (unnamed inc/dec peephole): Use
18741 optimize_insn_for_size_p instead of optimize_size.
18742 * config/i386/predicates.md (incdec_operand): Likewise.
18743 (aligned_operand): Likewise.
18744 * config/i386/sse.md (divv8sf3): Likewise.
18745 (sqrtv8sf2): Likewise.
18747 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18749 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18751 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18753 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18755 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18756 ssemodesuffixf2c with avxmodesuffixf2c.
18758 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18761 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18763 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18765 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18766 (struct tree_base): Adjust spacing for 8 bit boundaries.
18767 (struct tree_decl_common): Add decl_by_reference_flag bit.
18768 (DECL_BY_REFERENCE): Adjust.
18769 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18770 print DECL_BY_REFERENCE bit.
18771 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18772 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18773 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18774 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18777 PR middle-end/39666
18778 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18779 range of the type, but default label is missing, add it with one
18780 of the existing labels instead of adding a new label for it.
18782 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18786 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18788 * Makefile.in (enable_plugin, plugin_includedir): New.
18789 (install): Depend on install-plugin.
18790 (PLUGIN_HEADERS): New.
18791 (install-plugin): New.
18792 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18794 2009-05-05 Richard Guenther <rguenther@suse.de>
18796 PR tree-optimization/40022
18797 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18799 (phivn_valid_p): Fix tuplification error, simplify.
18800 (phiprop_insert_phi): Add dumps.
18801 (propagate_with_phi): Simplify.
18803 2009-05-05 Richard Guenther <rguenther@suse.de>
18805 PR middle-end/40023
18806 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18808 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18810 * tree.h (strip_float_extensions): Remove duplicate declaration.
18811 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18812 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18813 block_ultimate_origin): Rearrange the declarations line to match the
18814 comment that indicates the .c file which the functions are defined.
18815 (dwarf2out_*, set_decl_rtl): Add comment.
18816 (get_base_address): Adjust comment.
18817 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18818 declarations line and add comment.
18819 (is_builtin_name): Add blank after function name, for clarity.
18821 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18823 * attribs.c (decl_attributes): Use %qE for identifiers in
18825 * cgraphunit.c (verify_cgraph_node): Translate function names to
18826 locale character set in diagnostics.
18827 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18829 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18830 Document that functions are named in UTF-8.
18831 * expr.c (expand_expr_real_1): Translate function names to locale
18832 character set in diagnostics.
18833 * gimplify.c (omp_notice_variable, omp_is_private,
18834 gimplify_scan_omp_clauses): Use %qE for identifiers in
18836 * langhooks.c (lhd_print_error_function): Translate function names
18837 to locale character set.
18838 * langhooks.h (decl_printable_name): Document that return value is
18839 in internal character set.
18840 * stmt.c: Include pretty-print.h
18841 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18843 (resolve_operand_name_1): Translate named operand name to locale
18845 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18847 * toplev.c (announce_function): Translate function names to locale
18849 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18850 (default_tree_printer): Use pp_identifier or translate identifiers
18851 to locale character set. Mark "<anonymous>" for translation.
18852 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18853 for identifiers in diagnostics.
18854 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18856 * varasm.c (output_constructor): Use %qE for identifiers in
18859 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18861 * configure.ac: use ` ` instead of $()
18862 * configure: Regenerate.
18864 2009-05-05 Ben Elliston <bje@au.ibm.com>
18866 * config/pa/linux-atomic.c: Eliminate conditional include of
18867 errno.h on non-LP64 systems to simplify build requirements.
18869 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18871 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18873 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18874 and pass value to identifier_to_locale.
18875 (warn_variable_length_array): Make name a tree.
18876 (grokdeclarator): Separate diagnostic texts for named and unnamed
18877 declarators. Use %qE for named declarators.
18878 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18880 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18881 identifiers in diagnostics.
18882 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18883 identifier_to_locale. Mark "anonymous" strings for translation.
18885 2009-05-04 Michael Eager <eager@eagercon.com>
18887 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18888 address for DImode/DFmode only if double-precision FP regs.
18890 2009-05-04 Michael Eager <eager@eagercon.com>
18892 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18893 TARGET_SINGLE_FLOAT check.
18895 2009-05-04 Michael Eager <eager@eagercon.com>
18897 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18899 2009-05-04 Michael Eager <eager@eagercon.com>
18901 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18902 * config/rs6000/t-xilinx: New
18904 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18906 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18907 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18908 * gcc/explow.c (memory_address): Use target hook.
18909 * gcc/targhooks.c (default_legitimize_address): New.
18910 * gcc/targhooks.h (default_legitimize_address): New.
18911 * gcc/target.h (legitimize_address): New.
18912 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18913 (TARGET_INITIALIZER): Include it.
18914 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18916 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18917 * config/bfin/bfin.c (legitimize_address): Remove.
18918 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18919 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18921 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18922 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18924 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18925 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18926 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18927 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18928 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18929 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18930 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18931 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18932 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18933 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18934 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18935 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18936 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18937 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18938 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18939 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18940 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18941 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18942 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18943 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18944 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18945 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18946 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18948 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18949 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18950 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18951 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18952 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18953 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18954 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18955 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18956 (thumb_legitimize_address): Delete.
18957 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18958 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18959 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18960 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18961 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18962 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18964 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18967 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18968 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18969 * config/m32r/m32r.c (m32r_legitimize_address): New.
18970 * config/m68k/m68k.c (m68k_legitimize_address): New.
18971 * config/score/score.c (score_legitimize_address): Standardize.
18972 * config/score/score3.c (score3_legitimize_address): Standardize.
18973 * config/score/score3.h (score3_legitimize_address): Adjust.
18974 * config/score/score7.c (score7_legitimize_address): Standardize.
18975 * config/score/score7.h (score7_legitimize_address): Adjust.
18976 * config/sh/sh.c (sh_legitimize_address): New.
18977 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18979 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18980 (s390_legitimize_address): ... this.
18981 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18982 (sparc_legitimize_address): ... this.
18983 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18984 (ix86_legitimize_address): ... this.
18985 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18986 (avr_legitimize_address): ... this.
18987 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18988 (mn10300_legitimize_address): ... this.
18989 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18990 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18991 (alpha_expand_mov): Adjust call.
18993 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18994 * config/spu/spu.c (spu_legitimize_address): Likewise.
18995 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18996 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18998 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19000 * intl.c (locale_encoding, locale_utf8): New.
19001 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19002 * intl.h (locale_encoding, locale_utf8): Declare.
19003 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19004 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19006 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19008 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19009 (pp_base_tree_identifier): Declare as function.
19010 (identifier_to_locale): Declare.
19011 * Makefile.in (pretty-print.o): Update dependencies.
19012 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19014 2009-05-04 Richard Guenther <rguenther@suse.de>
19016 PR middle-end/40015
19017 * builtins.c (fold_builtin_memory_op): Do not decay to element
19018 type if the size matches the whole array.
19020 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19022 * expmed.c (synth_mult): When trying out a shift, pass the result
19025 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19027 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19028 (shiftsub1_cost): New.
19029 (init_expmed): Compute shiftsub1_cost.
19030 (synth_mult): Optimize multiplications by constants of the form
19031 -(2^^m-1) for some constant positive integer m.
19033 2009-05-03 Richard Guenther <rguenther@suse.de>
19036 * c-typeck.c (array_to_pointer_conversion): Do not built
19037 ADDR_EXPRs of arrays of pointer-to-element type.
19038 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19039 up wrong ADDR_EXPRs after-the-fact.
19040 * c-common.c (strict_aliasing_warning): Strip pointer
19041 conversions for obtaining the original type.
19042 * builtins.c (fold_builtin_memset): Handle array types.
19043 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19046 2009-05-03 Richard Guenther <rguenther@suse.de>
19048 PR middle-end/23329
19049 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19050 Do not lose casts from array types with unknown extent to array
19051 types with known extent.
19052 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19053 alias set compatibility.
19055 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19057 * flags.h (extra_warnings): Delete.
19058 * toplev.c (process_options): Handle Wuninitialized here.
19059 * opts.c (extra_warnings): Delete.
19060 (set_Wextra): Delete.
19061 (common_handle_option): -Wextra can be handled automatically.
19062 * c-opts.c (c_common_handle_option): Delete obsolete code.
19063 (c_common_post_options): Simplify comment.
19064 * common.opt (W): Add Var.
19066 (Wuninitialized): Initialize to -1.
19068 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19069 Richard Guenther <rguenther@suse.de>
19071 * expr.c (get_def_for_expr): New function.
19072 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19073 SSA rather than trees.
19074 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19075 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19077 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19079 * c-common.c (reswords): Add _Imaginary.
19080 * c-common.c (enum rid): Add RID_IMAGINARY.
19082 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19084 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19085 Patch by Richard Guenther.
19087 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19089 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19090 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19091 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19092 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19093 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19094 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19095 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19096 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19097 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19098 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19099 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19100 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19101 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19102 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19103 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19104 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19105 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19106 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19108 2009-05-02 Richard Guenther <rguenther@suse.de>
19110 PR tree-optimization/39940
19111 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19114 2009-05-02 Richard Guenther <rguenther@suse.de>
19116 PR middle-end/40001
19117 * tree-ssa.c (execute_update_addresses_taken): Properly check
19118 if we can mark a variable DECL_GIMPLE_REG_P.
19119 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19120 back to the end of the function.
19121 (is_gimple_reg_type): Remove complex type special casing.
19122 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19125 2009-05-02 Ben Elliston <bje@au.ibm.com>
19127 * doc/collect2.texi (Collect2): Document search path behaviour
19128 when configured with --with-ld.
19130 2009-05-02 Jan Hubicka <jh@suse.cz>
19132 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19133 parameter; update callers.
19134 (coalesce_cost_edge): EH edges are costier because they needs
19135 splitting even if not critical and even more costier when there are
19136 multiple EH predecestors.
19138 2009-05-02 Jan Hubicka <jh@suse.cz>
19140 * except.c (remove_eh_handler_and_replace): Handle updating after
19141 removing TRY blocks.
19143 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19145 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19147 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19149 * varasm.c: Do not include c-pragma.h.
19150 * attribs.c: Do not incude c-common.h.
19152 2009-05-01 Michael Matz <matz@suse.de>
19154 * calls.c (initialize_argument_information): Handle SSA names like
19155 decls with a non MEM_P DECL_RTL.
19157 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19159 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19160 * ipa-utils.c: Likewise.
19161 * ipa-type-escape.c: Likewise.
19162 * cgraphunit.c Do not include c-common.h.
19163 * ipa-pure-const.c: Likewise.
19164 * tree-if-conv.c: Likewise.
19165 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19166 * ipa-struct-reorg.c: Likewise.
19167 * tree-nomudflap.c: Likewise.
19168 * tree-ssa-structalias.c: Likewise.
19170 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19172 * store-motion.c: Many cleanups to make this pass a first-class
19173 citizen instead of an appendix to gcse load motion. Add TODO list
19174 to make this pass faster/cleaner/better.
19176 (struct ls_expr): Post gcse.c-split cleanups.
19177 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19178 "stores" field to "avail_stores".
19179 (pre_ldst_mems): Rename to store_motion_mems.
19180 (pre_ldst_table): Rename to store_motion_mems_table.
19181 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19182 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19183 (ldst_entry): Rename to st_expr_entry, update users.
19184 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19185 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19186 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19188 (first_ls_expr): Rename to first_st_expr, update users.
19189 (next_ls_expr): Rename to next_st_expr, update users.
19190 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19191 fields properly for store motion instead of names inherited from load
19193 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19194 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19197 (ae_kill): Rename to st_kill, update users.
19198 (ae_gen): Rename to st_avloc, update users.
19199 (transp): Rename to st_transp, update users.
19200 (pre_insert_map): Rename to st_insert_map, update users.
19201 (pre_delete_map): Rename to st_delete_map, update users.
19202 (insert_store, build_store_vectors, free_store_memory,
19203 one_store_motion_pass): Update for abovementioned changes.
19205 (gcse_subst_count, gcse_create_count): Remove.
19206 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19207 and "n_stores_created", local variables.
19209 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19212 (regvec, compute_store_table_current_insn): Remove.
19213 (reg_set_info, reg_clear_last_set): Remove.
19214 (compute_store_table): Use DF caches instead of local dataflow
19217 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19219 * c-objc-common.c (c_tree_printer): Print identifiers with
19220 pp_identifier, not pp_string. Mark "({anonymous})" for
19222 * c-pretty-print.c (pp_c_ws_string): New.
19223 (pp_c_cv_qualifier, pp_c_type_specifier,
19224 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19225 pp_c_storage_class_specifier, pp_c_function_specifier,
19226 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19227 pp_c_primary_expression, pp_c_postfix_expression,
19228 pp_c_unary_expression, pp_c_shift_expression,
19229 pp_c_relational_expression, pp_c_equality_expression,
19230 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19231 use pp_string and pp_c_ws_string in place of pp_identifier and
19232 pp_c_identifier for non-identifiers. Mark English strings for
19234 * c-pretty-print.h (pp_c_ws_string): Declare.
19236 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19237 Roland McGrath <roland@redhat.com>
19239 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19240 (ENABLE_LD_BUILDID): New configuration option.
19241 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19242 (LINK_BUILDID_SPEC): New macro.
19243 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19245 * doc/install.texi: Document --enable-linker-build-id option.
19246 * configure: Rebuild.
19247 * config.in: Rebuild.
19249 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19251 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19252 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19253 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19254 MIPS_GP_SAVE_AREA_SIZE.
19255 * config/mips/mips.c (struct mips_frame_info): Update comment
19256 before arg_pointer_offset and hard_frame_pointer_offset.
19257 (mips_compute_frame_info): Update diagram before function: to
19258 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19259 indicate the position of frame_pointer_rtx with -fstack-protector and
19260 to show args_size. Don't allocate cprestore area for leaf functions
19261 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19263 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19265 2009-04-30 Michael Matz <matz@suse.de>
19267 PR tree-optimization/39955
19268 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19270 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19272 * ira.c (setup_cover_and_important_classes): Use safe macro
19273 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19275 * genpreds.c (write_tm_preds_h): Output suitable definition of
19276 REG_CLASS_FOR_CONSTRAINT.
19278 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19280 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19282 * bitmap.c (bitmap_descriptor): Likewise.
19283 * ggc-common.c (loc_descriptor): Likewise.
19284 * varray.c (varray_descriptor): Likewise.
19285 * vec.c (vec_descriptor): Likewise.
19287 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19289 * Makefile.in (dce.o): Add $(EXCEPT_H).
19290 * dce.c: Include except.h and delete redundant vector definitions.
19291 (deletable_insn_p): Return false for non-call insns that can throw
19294 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19296 * gcse.c (ae_gen): Remove.
19297 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19298 and make non-static function to make it available in store-motion.c.
19299 Update call sites with search-and-replace.
19300 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19301 extract_mentioned_regs, extract_mentioned_regs_helper,
19302 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19303 store_killed_in_insn, store_killed_after, store_killed_before,
19304 build_store_vectors, insert_insn_start_basic_block, insert-store,
19305 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19306 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19307 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19308 * store-motion.c: ...new file. Also copy data structures from gcse.c
19309 and clean up to remove parts not used by store motion.
19310 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19311 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19313 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19316 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19317 when optimizing for size.
19319 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19321 * gcse.c (gcse_constant_p): Fix typo in last change.
19323 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19325 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19327 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19329 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19331 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19333 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19334 CONST_HIGH_PART result.
19336 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19338 * config/avr/avr.c (initial_elimination_offset): Rename to
19339 avr_initial_elimination_offset.
19340 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19341 change return type to bool.
19342 (avr_can_eliminate): New function.
19343 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19344 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19345 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19346 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19347 avr_initial_elimination_offset.
19348 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19349 (avr_initial_elimination_offset): Define.
19351 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19352 Steven Bosscher <steven@gcc.gnu.org>
19354 PR rtl-optimization/39938
19355 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19356 * cfgrtl.c: Include insn-attr.h.
19357 (rest_of_pass_free_cfg): New function.
19358 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19359 * resource.c (init_resource_info): Remove call to df_analyze.
19361 2009-04-29 Richard Guenther <rguenther@suse.de>
19364 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19365 allow conversion to signed integers.
19367 2009-04-29 Richard Guenther <rguenther@suse.de>
19369 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19370 shifts of floating point vectors if the shift amount is
19371 a constant multiple of the element size.
19373 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19374 Michael Matz <matz@suse.de>
19376 PR middle-end/39927
19378 * tree-outof-ssa.c (emit_partition_copy): New function.
19379 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19380 insert_part_to_rtx_on_edge): Perform the partition base var
19381 copy using emit_partition_copy.
19382 (insert_value_copy_on_edge): Convert constants to the right mode.
19383 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19384 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19386 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19388 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19389 scan backwards to try to find a constant to initialize it.
19391 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19392 insn before the loop_end instruction, don't look past labels.
19394 2009-04-29 Richard Guenther <rguenther@suse.de>
19396 PR middle-end/39937
19397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19398 loose type conversions.
19399 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19400 stmts only if there are no uses of its definition.
19402 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19404 * config/bfin/bfin.h (splitting_loops): Declare.
19405 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19406 Reorder bit definitions to be ascending.
19407 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19408 * config/bfin/bfin.c (splitting_loops): New variable.
19409 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19410 (struct loop_info): Remove members INIT and LOOP_INIT.
19411 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19412 the LSETUP sequence. Allow LC to be loaded from any register, but
19413 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19414 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19416 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19417 of reload_completed.
19420 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19422 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19424 * Makefile.in (PLUGIN_VERSION_H): New.
19425 (OBJS-common): Remove plugin-version.o.
19426 (plugin.o): Depend on (PLUGIN_VERSION_H).
19427 (plugin-version.o): Remove.
19428 * configure: Regenerate
19429 * configure.ac: Create plugin-version.h.
19430 * gcc-plugin.h (plugin_gcc_version): Remove.
19431 (plugin_default_version_check): Change signature.
19432 * plugin-version.c: Remove.
19433 * plugin.c: Include plugin-version.h.
19434 (str_plugin_gcc_version_name): Remove.
19435 (try_init_one_plugin): Pass gcc version to plugin_init.
19436 (plugin_default_version_check): Both gcc and plugin versions are now
19439 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19441 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19442 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19443 Remove special case testing for last insn of inner loops. Don't fail
19444 if the loop ends with a jump, emit an extra nop instead.
19446 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19447 DREGS rather than comparing directly. Remove code that tries to
19448 account for latencies.
19450 2009-04-29 Richard Guenther <rguenther@suse.de>
19452 PR tree-optimization/39941
19453 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19454 eliminating an indirect call.
19456 2009-04-29 Richard Guenther <rguenther@suse.de>
19458 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19459 parameter. Allow invariants as base if !require_lvalue.
19460 (verify_gimple_assign_single): Adjust.
19462 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19464 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19465 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19466 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19467 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19468 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19470 * config/bfin/bfin.c (bfin_expand_builtin,
19471 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19473 2009-04-28 Richard Guenther <rguenther@suse.de>
19475 * tree-vect-loop.c (get_initial_def_for_induction): Use
19476 correct types for pointer increment.
19478 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19480 * toplev.c (print_version): Update GMP version string calculation.
19482 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19484 PR rtl-optimization/39938
19485 * resource.c (init_resource_info): Add call to df_analyze.
19487 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19489 * config/alpha/alpha.md (usegp): Cast the result of
19490 alpha_find_lo_sum_using_gp to enum attr_usegp.
19491 * config/alpha/alpha.c (override_options): Remove end-of-structure
19492 marker element from cpu_table. Use array size of cpu_table to handle
19493 -mcpu and -mtune options.
19494 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19496 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19498 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19499 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19500 tune_32 and tune_64.
19501 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19502 support on PowerPC.
19503 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19504 * config/rs6000/option-defaults.h: ... here. New file.
19505 (OPT_64, OPT_32): Define.
19506 (MASK_64BIT): Define to 0 if not already defined.
19507 (OPT_ARCH64, OPT_ARCH32): Define.
19508 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19511 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19513 * config/arm/arm.c (arm_override_options): Emit error on using
19516 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19518 PR rtl-optimization/39914
19519 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19520 registers for allocnos created from user-defined variables only
19521 when not optimizing.
19523 2009-04-28 Richard Guenther <rguenther@suse.de>
19525 PR middle-end/39937
19526 * fold-const.c (fold_binary): Use distribute_real_division only
19529 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19531 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19532 add hpux-stdint.h to tm_file.
19533 (hppa[12]*-*-hpux11*): Ditto.
19534 (ia64*-*-hpux*): Ditto.
19535 * config/hpux-stdint.h: New.
19536 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19537 __STDC_EXT__ for all compiles.
19538 * config/pa/pa-hpux.h: Ditto.
19539 * config/pa/pa-hpux10.h: Ditto.
19540 * config/pa/pa-hpux11.h: Ditto.
19542 2009-04-28 Catherine Moore <clm@codesourcery.com>
19544 * debug.h (set_name): Add comment.
19546 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19549 * config/darwin.c (machopic_gen_offset): Check
19550 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19551 * config/arm/arm.c (require_pic_register): Likewise.
19553 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19555 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19556 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19557 m32c_promote_prototypes): Delete.
19559 2009-04-28 Michael Matz <matz@suse.de>
19561 PR middle-end/39922
19562 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19565 2009-04-28 Richard Guenther <rguenther@suse.de>
19567 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19569 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19571 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19572 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19573 * config/arm/arm-tune.md: Regenerate.
19575 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19577 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19578 block if there are complex incoming edges.
19579 (sel_merge_blocks): Remove useless assert.
19580 (sel_redirect_edge_and_branch): Check that edge was redirected.
19581 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19582 (sel_find_rgns): Delete declaration.
19583 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19584 the region when it is not a preheader.
19586 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19589 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19591 2009-04-28 Richard Guenther <rguenther@suse.de>
19593 * tree.h (SSA_NAME_VALUE): Remove.
19594 (struct tree_ssa_name): Remove value_handle member.
19595 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19596 array for jump threading.
19597 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19599 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19600 * tree-flow.h (threadedge_initialize_values): Declare.
19601 (threadedge_finalize_values): Likewise.
19602 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19603 (SSA_NAME_VALUE): Define.
19604 (threadedge_initialize_values): New function.
19605 (threadedge_finalize_values): Likewise.
19606 * tree-ssa-dom.c (ssa_name_values): New global variable.
19607 (SSA_NAME_VALUE): Define.
19608 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19610 2009-04-28 Ira Rosen <irar@il.ibm.com>
19612 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19613 Use REPORT_VECTORIZED_LOCATIONS instead
19614 REPORT_VECTORIZED_LOOPS.
19615 * tree-vectorizer.c (vect_verbosity_level): Make static.
19616 (vect_loop_location): Rename to vect_location.
19617 (vect_set_verbosity_level): Update comment.
19618 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19620 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19621 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19622 instead REPORT_UNVECTORIZED_LOOPS.
19623 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19624 and vect_loop_def to vect_external_def and vect_internal_def.
19625 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19626 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19627 REPORT_UNVECTORIZED_LOCATIONS.
19628 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19629 and vect_used_in_loop and to vect_unused_in_scope and
19630 vect_used_in_scope.
19631 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19632 (vect_verbosity_level): Remove declaration.
19633 (vect_analyze_operations): Likewise.
19634 (vect_analyze_stmt): Declare.
19635 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19636 REPORT_UNVECTORIZED_LOCATIONS.
19637 (vect_get_loop_niters): Fix indentation.
19638 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19639 (vect_analyze_loop_operations): New function.
19640 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19641 vect_analyze_operations.
19642 (vect_is_simple_reduction): Use new names.
19643 (vectorizable_live_operation, vect_transform_loop): Likewise.
19644 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19645 to specify whether the data references can be a part of interleaving
19647 (vect_analyze_data_ref_dependence): Use new names.
19648 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19649 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19650 * tree-vect-patterns.c (widened_name_p): Use new names.
19651 (vect_recog_dot_prod_pattern): Likewise.
19652 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19653 (process_use, vect_mark_stmts_to_be_vectorized,
19654 vect_model_simple_cost, vect_model_store_cost,
19655 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19656 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19657 vectorizable_operation, vectorizable_type_demotion,
19658 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19659 vectorizable_condition): Likewise.
19660 (vect_analyze_operations): Split into vect_analyze_loop_operations
19662 (vect_analyze_stmt): ... new function.
19663 (new_stmt_vec_info): Use new names.
19664 (vect_is_simple_use): Use new names and fix comment.
19665 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19666 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19668 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19671 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19672 and integer modes for x87 operands. Do not ICE for unsupported size,
19673 generate error instead. Generate error for unsupported operand types.
19674 ['z']: Do not handle HImode memory operands specially. Warning
19675 for floating-point operands. Fallthru to 'Z' for unsupported operand
19676 types. Do not ICE for unsupported size, generate error instead.
19677 (output_387_binary_op): Use %Z to output operands.
19678 (output_fp_compare): Ditto.
19679 (output_387_reg_move): Ditto.
19681 2009-04-28 Ben Elliston <bje@au.ibm.com>
19686 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19688 * builtins.c (c_strlen): Do not warn here.
19689 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19690 * c-common.c (pointer_int_sum): Take an explicit location.
19691 Warn about offsets out of bounds.
19692 * c-common.h (pointer_int_sum): Adjust declaration.
19694 2009-04-27 Ian Lance Taylor <iant@google.com>
19696 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19698 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19699 * df-core.c (df_set_flags): Change return type to int. Change
19700 type of old_flags to int.
19701 (df_clear_flags): Likewise.
19702 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19703 (df_get_conditional_uses): Likewise.
19704 * df.h (df_set_flags, df_clear_flags): Update declarations.
19705 * dwarf2out.c (struct indirect_string_node): Change type of form
19706 field to enum dwarf_form.
19707 (AT_string_form): Change return type to enum dwarf_form.
19708 * fixed-value.c (fixed_compare): Add cast to enum type.
19709 * fwprop.c (update_df): Change 0 to VOIDmode.
19710 * gensupport.c: Change 0 to UNKNOWN.
19711 * gimple.h (gimple_cond_code): Add cast to enum type.
19712 * haifa-sched.c (reemit_notes): Add cast to enum type.
19713 * hooks.c (hook_int_void_no_regs): Remove function.
19714 * hooks.h (hook_int_void_no_regs): Remove declaration.
19715 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19716 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19717 * real.c (real_arithmetic): Add cast to enum type.
19718 (real_compare): Likewise.
19719 * target.h (struct gcc_target): Change return type of
19720 branch_target_register_class to enum reg_class.
19721 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19722 default_branch_target_register_class.
19723 * targhooks.c (default_branch_target_register_class): New function.
19724 * targhooks.h (default_branch_target_register_class): Declare.
19725 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19726 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19728 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19730 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19731 vect_uninitialized_def. Change 0 to ERROR_MARK.
19732 * tree-vect-stmts.c (supportable_widening_operation): Don't
19733 initialize icode1 and icode2.
19734 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19735 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19737 (cmn_err_flag_specs): Change 0 to STD_C89.
19738 (cmn_err_char_table): Likewise.
19739 * config/arm/arm.c (get_arm_condition_code): Change type of code
19740 to enum arm_cond_code.
19741 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19742 (IWMMXT_BUILTIN2): Likewise.
19743 (neon_builtin_type_bits): Don't define typedef.
19744 (neon_builtin_datum): Change type of bits field to int.
19745 (arm_expand_neon_args): Add cast to enum type.
19746 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19748 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19749 casts to enum type.
19750 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19752 * config/mips/mips.md (jal_macro): Return enum constant.
19753 (single_insn): Likewise.
19754 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19756 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19757 casts to enum type.
19758 * config/s390/s390.c (s390_tune_flags): Change type to int.
19759 (s390_arch_flags): Likewise.
19760 (s390_handle_arch_option): Change flags field of struct pta to int.
19761 * config/s390/s390.h (s390_tune_flags): Update declaration.
19762 (s390_arch_flags): Likewise.
19763 * config/sh/sh.c (prepare_move_operands): Compare
19764 tls_symbolic_operand result with enum constant.
19765 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19766 (sh_expand_prologue): Add cast to enum type.
19767 (sh_expand_epilogue): Likewise.
19768 (tls_symbolic_operand): Change return type to enum tls_model.
19769 (fpscr_set_from_mem): Add cast to enum type.
19770 (legitimize_pic_address): Compare tls_symbolic_operand result with
19772 (sh_target_reg_class): Change return type to enum reg_class.
19773 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19775 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19776 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19777 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19778 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19779 (delayed_branch, tls_call_delay): Likewise.
19780 (eligible_for_sibcall_delay): Likewise.
19781 (eligible_for_return_delay): Likewise.
19782 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19783 (spu_expand_builtin_1): Likewise.
19785 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19786 for all types of conversions.
19787 (output_init_element): Issue -Wc++-compat warning if needed when
19788 initializing a bitfield with enum type.
19789 * c-parser.c (c_parser_expression): Set original_type to
19790 original_type of right hand operand of comma operator.
19792 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19794 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19796 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19797 * doc/cpp.texi (Standard Predefined Macros)
19798 (Implementation-defined behavior): Likewise.
19799 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19800 * doc/gimple.texi (GIMPLE Exception Handling)
19801 (@code{GIMPLE_ASSIGN}): Likewise.
19802 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19803 * doc/invoke.texi (Warning Options, Optimize Options)
19804 (AVR Options, Darwin Options): Likewise.
19805 (Optimize Options): Reformulate -fwhole-program description.
19806 * doc/loop.texi (Lambda): Likewise.
19807 * doc/md.texi (Output Template, Define Constraints)
19808 (Standard Names, Insn Splitting): Likewise.
19809 * doc/options.texi (Option properties): Likewise.
19810 * doc/passes.texi (Tree-SSA passes): Likewise.
19811 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19812 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19813 (File Names and DBX): Likewise.
19814 * doc/trouble.texi (Incompatibilities): Likewise.
19816 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19818 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19819 instruction is correct.
19821 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19823 Allow non-constant arguments to conversion intrinsics.
19824 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19825 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19826 * spu.c (print_operand): Handle 'v' and 'w'.
19827 (exp2_immediate_p, spu_gen_exp2): Define.
19828 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19829 spu_convtf_1): Update parameter descriptions.
19830 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19831 * constraints.md ('v', 'w'): New.
19832 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19834 (i2f, I2F): New define_mode_attr.
19835 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19836 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19837 fixuns_truncv4sfv4si2): Update to use mode attribute.
19838 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19839 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19840 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19841 patterns for combine.
19843 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19845 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19846 (cprop, hoist, pre, store_motion): New debug counters.
19847 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19848 is not an RTL pass anymore.
19849 (pass_profiling): Remove extern decl for pass removed in 2005.
19850 (pass_gcse, pass_jump_bypass): Remove.
19851 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19852 to 0 for clean state.
19853 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19854 * cse.c (gate_handle_cse_after_global_opts,
19855 rest_of_handle_cse_after_global_opts): New functions.
19856 (pass_cse_after_global_opts): New pass, does local CSE.
19857 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19858 (TV_CPROP): New timevar.
19859 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19860 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19861 (gcse_main, recompute_all_luids): Remove.
19862 (compute_hash_table_work): Call max_reg_num instead of reading
19864 (cprop_jump): Don't set run_jump_opt_after_gcse.
19865 (constprop_register): Always allow to alter jumps.
19866 (cprop_insn): Likewise.
19867 (do_local_cprop): Likewise.
19868 (local_cprop_pass): Likewise. Return non-zero if something changed.
19869 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19870 (find_implicit_sets): Add note about missed optimization opportunity.
19871 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19872 pass_rtl_cprop execute function.
19873 Don't bother tracking the pass number, each pass gets its own dumpfile
19875 Always allow to alter jumpsand bypass jumps.
19876 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19877 will just find no suitable set.
19878 (pre_edge_insert): Fix dumping, this function is for PRE only.
19879 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19880 pass_rtl_pre execute function.
19881 (hoist_code): Return non-zero if something changed. Keep track of
19882 substitutions and insertions for statistics gathering similar to PRE.
19883 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19884 called from the pass_rtl_hoist execute function. Show pass statistics.
19885 (compute_store_table): Use max_reg_num directly instead of using the
19886 formerly global max_gcse_regno.
19887 (build_store_vectors): Likewise.
19888 (replace_store_insn): Fix dumping.
19889 (store_motion): Rename to ...
19890 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19891 pass, called from the pass_rtl_store_motion execute function. Keep
19892 track of substitutions and insertions for statistics gathering similar
19894 (bypass_jumps): Remove, fold interesting bits into ...
19895 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19896 from the pass_rtl_cprop execute function.
19897 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19898 pass_jump_bypass): Remove.
19899 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19900 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19901 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19902 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19903 (gate_rtl_store_motion, execute_rtl_store_motion,
19904 pass_rtl_store_motion): New.
19905 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19906 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19907 * passes.c (init_optimization_passes): Remove pass_gcse and
19908 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19909 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19910 instead of pass_jump_bypass.
19912 2009-04-27 Richard Guenther <rguenther@suse.de>
19914 PR middle-end/39928
19915 * gimplify.c (gimplify_expr): If we are required to create
19916 a temporary make sure it ends up as register.
19918 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19921 * config/i386/i386.c (construct_container): Don't call
19922 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19923 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19925 2009-04-27 Michael Matz <matz@suse.de>
19927 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19928 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19929 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19930 (dump_replaceable_exprs): Take a bitmap.
19931 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19933 (expand_gimple_basic_block): Likewise.
19934 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19935 replaceable_expressions member a bitmap.
19936 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19937 (mark_replaceable): Likewise.
19938 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19939 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19941 2009-04-27 Richard Guenther <rguenther@suse.de>
19943 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19944 (verify_stmts): Dispatch to gimple/type verification code.
19945 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19946 issue with call argument types.
19948 2009-04-27 Michael Matz <matz@suse.de>
19950 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19951 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19954 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19955 Eric Botcazou <ebotcazou@adacore.com>
19957 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19958 a label's basic block.
19959 (mark_target_live_regs): Tidy and rework obsolete comments.
19960 Change back DF problem to LIVE. If a label starts a basic block,
19961 assume that all registers that used to be live then still are.
19962 (init_resource_info): If a label starts a basic block, set its
19963 BLOCK_FOR_INSN accordingly.
19964 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19966 2009-04-27 Richard Guenther <rguenther@suse.de>
19968 * tree-flow-inline.h (function_ann): Remove.
19969 (get_function_ann): Likewise.
19970 * tree-dfa.c (create_function_ann): Remove.
19971 * tree-flow.h (struct static_var_ann_d): Remove.
19972 (struct function_ann_d): Likewise.
19973 (union tree_ann_d): Remove fdecl member.
19974 (function_ann_t): Remove.
19975 (function_ann, get_function_ann, create_function_ann): Remove
19978 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19980 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19982 2009-04-27 Jan Hubicka <jh@suse.cz>
19984 * ipa-pure-const.c (struct funct_state_d): New fields
19985 state_previously_known, looping_previously_known; remove
19986 state_set_in_source.
19987 (analyze_function): Use new fields.
19988 (propagate): Avoid assumption that state_set_in_source imply
19991 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19992 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19993 * cfgloop.h (finite_loop_p): Declare.
19995 2009-04-26 Michael Matz <matz@suse.de>
19997 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19999 2009-04-26 Michael Matz <matz@suse.de>
20001 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20002 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20003 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20004 pass_mark_used_blocks): Remove.
20005 * tree-optimize.c (pass_free_datastructures,
20006 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20007 * passes.c (init_optimization_passes): Don't call
20008 pass_mark_used_blocks, remove dead code.
20010 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20012 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20013 * tree-ssa-live.h (register_ssa_partition): Likewise.
20015 2009-04-26 Michael Matz <matz@suse.de>
20018 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20019 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20020 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20022 (compare_pairs): Swap cost comparison.
20023 (coalesce_ssa_name): Don't use change_partition_var.
20024 * tree-nrv.c (struct nrv_data): Add modified member.
20025 (finalize_nrv_r): Set it.
20026 (tree_nrv): Use it to update statements.
20027 (pass_nrv): Require PROP_ssa.
20028 * tree-mudflap.c (mf_decl_cache_locals,
20029 mf_build_check_statement_for): Use make_rename_temp.
20030 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20031 * alias.c (find_base_decl): Handle SSA names.
20032 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20033 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20034 * rtl.h (set_reg_attrs_for_parm): Declare.
20035 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20036 to "optimized", remove unused locals at finish.
20037 (execute_free_datastructures): Make global, call
20038 delete_tree_cfg_annotations.
20039 (execute_free_cfg_annotations): Don't call
20040 delete_tree_cfg_annotations.
20042 * ssaexpand.h: New file.
20043 * expr.c (toplevel): Include ssaexpand.h.
20044 (expand_assignment): Handle SSA names the same as register variables.
20045 (expand_expr_real_1): Expand SSA names.
20046 * cfgexpand.c (toplevel): Include ssaexpand.h.
20047 (SA): New global variable.
20048 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20049 (SSAVAR): New macro.
20050 (set_rtl): New helper function.
20051 (add_stack_var): Deal with SSA names, use set_rtl.
20052 (expand_one_stack_var_at): Likewise.
20053 (expand_one_stack_var): Deal with SSA names.
20054 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20055 before unique numbers.
20056 (expand_stack_vars): Use set_rtl.
20057 (expand_one_var): Accept SSA names, add asserts for them, feed them
20058 to above subroutines.
20059 (expand_used_vars): Expand all partitions (without default defs),
20060 then only the local decls (ignoring those expanded already).
20061 (expand_gimple_cond): Remove edges when jumpif() expands an
20062 unconditional jump.
20063 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20064 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20066 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20067 members of SA; deal with PARM_DECL partitions here; expand
20068 all PHI nodes, free tree datastructures and SA. Commit instructions
20069 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20070 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20071 info and statements at start, collect garbage at finish.
20072 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20073 (VAR_ANN_PARTITION) Remove.
20074 (change_partition_var): Don't declare.
20075 (partition_to_var): Always return SSA names.
20076 (var_to_partition): Only accept SSA names.
20077 (register_ssa_partition): Only check argument.
20078 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20080 (delete_var_map): Don't free it.
20081 (var_union): Only accept SSA names, simplify.
20082 (partition_view_init): Mark only useful SSA names as used.
20083 (partition_view_fini): Only deal with SSA names.
20084 (change_partition_var): Remove.
20085 (dump_var_map): Use ssa_name instead of partition_to_var member.
20086 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20088 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20089 (struct _elim_graph): New member const_dests; nodes member vector of
20091 (set_location_for_edge): New static helper.
20092 (create_temp): Remove.
20093 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20094 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20095 (new_elim_graph): Allocate const_dests member.
20096 (clean_elim_graph): Truncate const_dests member.
20097 (delete_elim_graph): Free const_dests member.
20098 (elim_graph_size): Adapt to new type of nodes member.
20099 (elim_graph_add_node): Likewise.
20100 (eliminate_name): Likewise.
20101 (eliminate_build): Don't take basic block argument, deal only with
20102 partition numbers, not variables.
20103 (get_temp_reg): New static helper.
20104 (elim_create): Use it, deal with RTL temporaries instead of trees.
20105 (eliminate_phi): Adjust all calls to new signature.
20106 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20107 (rewrite_trees): Only do checking.
20108 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20109 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20110 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20111 contains_tree_r, MAX_STMTS_IN_LATCH,
20112 process_single_block_loop_latch, analyze_edges_for_bb,
20113 perform_edge_inserts): Remove.
20114 (expand_phi_nodes): New global function.
20115 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20116 functions, initialize new parameter, remember partitions having a
20118 (finish_out_of_ssa): New global function.
20119 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20120 don't reset in_ssa_p here, don't disable TER when mudflap.
20121 (pass_del_ssa): Remove.
20122 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20124 (execute_free_datastructures): Declare.
20125 * Makefile.in (SSAEXPAND_H): New variable.
20126 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20127 * basic-block.h (commit_one_edge_insertion): Declare.
20128 * passes.c (init_optimization_passes): Move pass_nrv and
20129 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20130 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20131 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20132 (redirect_branch_edge): Deal with super block when expanding, split
20133 out jump patching itself into ...
20134 (patch_jump_insn): ... here, new static helper.
20136 2009-04-26 Michael Matz <matz@suse.de>
20138 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20139 beyond num_ssa_names.
20140 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20141 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20143 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20145 PR inline-asm/39543
20146 * fwprop.c (forward_propagate_asm): New function.
20147 (forward_propagate_and_simplify): Propagate also into __asm, if it
20148 doesn't increase the number of referenced registers.
20151 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20153 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20155 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20156 note_nonlocal_vla_type for nonlocal VLAs.
20157 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20158 contains_remapped_vars, remap_vla_decls): New functions.
20159 (convert_nonlocal_reference_stmt): If not optimizing, call
20160 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20161 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20162 if it wasn't found in var_map.
20163 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20164 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20165 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20167 * gimplify.c (nonlocal_vlas): New variable.
20168 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20170 (gimplify_body): Create and destroy nonlocal_vlas.
20172 * dwarf2out.c (loc_descr_plus_const): New function.
20173 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20174 mem_loc_descriptor, loc_descriptor_from_tree_1,
20175 descr_info_loc, gen_variable_die): Use it.
20177 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20178 !TREE_STATIC VAR_DECLs.
20179 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20180 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20181 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20182 DECL_BY_REFERENCE is valid.
20183 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20184 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20185 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20186 Copy DECL_BY_REFERENCE.
20187 (struct nesting_copy_body_data): New type.
20188 (nesting_copy_decl): New function.
20189 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20190 if they have variable length.
20192 2009-04-26 Michael Matz <matz@suse.de>
20194 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20195 mark new temporaries for renaming.
20197 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20200 * c-decl.c (global_bindings_p): Return negative value.
20201 (c_variable_size): New. Based on variable_size from
20203 (grokdeclarator): Call c_variable_size not variable_size.
20205 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20207 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20209 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20211 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20212 Redefine it to just use mingw/include.
20213 (ASM_SPEC): Rules for -m32 and -m64.
20214 (LINK_SPEC): Use Likewise.
20215 (SPEC_32): New define.
20216 (SPEC_64): Likewise.
20217 (SUB_LINK_SPEC): Likewise.
20218 (MULTILIB_DEFAULTS): New define.
20219 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20220 Add multilib options.
20221 (MULTILIB_DIRNAMES): Likewise.
20222 (MULTILIB_OSDIRNAMES): Likewise.
20223 (LIBGCC): Likewise.
20224 (INSTALL_LIBGCC): Likewise.
20226 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20229 * c-tree.h (enum c_inline_static_type): New.
20230 (record_inline_static): Declare.
20231 * c-decl.c (struct c_inline_static, c_inline_statics,
20232 record_inline_static, check_inline_statics): New.
20233 (pop_file_scope): Call check_inline_statics.
20234 (start_decl): Call record_inline_static instead of pedwarning
20235 directly for static in inline function.
20236 * c-typeck.c (build_external_ref): Call record_inline_static
20237 instead of pedwarning directly for static referenced in inline
20240 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20242 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20243 not new but only being rescanned.
20244 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20245 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20246 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20247 record_set_info, compute_set, grealloc): Remove.
20248 (recompute_all_luids): New function.
20249 (gcse_main): Don't compute sets, and don't do related memory
20250 allocations/free-ing. If something changed before the end of the
20251 pass, update LUIDs using recompute_all_luids.
20252 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20253 (free_gcse_mem): Don't free it either.
20254 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20255 Use the df insn LUIDs.
20256 (load_killed_in_block): Likewise.
20257 (compute_hash_table_work): Don't compute reg_set_in_block.
20258 (compute_transp): Use DF_REG_DEF_CHAINs.
20259 (local_cprop_pass): Don't use compute_sets and related functions.
20260 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20261 Use get_max_uid() instead of max_cuid.
20262 (insert_insn_end_basic_block, pre_insert_copy_insn,
20263 update_ld_motion_stores): Don't try to
20264 keep reg_set tables up to date.
20265 (pre_insert_copies): Use df insn LUIDs.
20266 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20267 (reg_set_info): Don't use extra bitmap argument.
20268 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20269 information to compute regs_set_in_block.
20270 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20271 (bypass_jumps): Don't use compute_sets and friends.
20273 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20276 * opts.c (undocumented_msg): Do not leave blank even with
20279 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20281 * c-decl.c (build_enumerator): Allow values folding to integer
20282 constants but not integer constant expressions with a pedwarn if
20285 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20288 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20289 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20290 type is an integer constant.
20292 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20295 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20298 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20301 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20302 with variably modified return type and no storage class
20303 specifiers, except for the case of nested functions. Distinguish
20304 extern declarations of functions with variably modified return
20305 types from those of objects with variably modified types.
20307 2009-04-25 Jan Hubicka <jh@suse.cz>
20309 * tree.c (list_equal_p): New function.
20310 * tree.h (list_equal_p): Declare.
20311 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20312 basic_block_def, basic_block, const_basic_block): New.
20313 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20314 (redirect_eh_edge): New function.
20315 (make_eh_edge_update_phi): EH edges are not abnormal.
20316 * except.c: Include tree-flow.h.
20317 (list_match): New function.
20318 (eh_region_replaceable_by_p): New function.
20319 (replace_region): New function.
20320 (hash_type_list): New function.
20321 (hash_eh_region): New function.
20322 (eh_regions_equal_p): New function.
20323 (merge_peers): New function.
20324 (remove_unreachable_regions): Verify EH tree when checking;
20326 (copy_eh_region_1): New function.
20327 (copy_eh_region): New function.
20328 (push_reachable_handler): New function.
20329 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20330 regions without label but with live RESX.
20331 * except.h (redirect_eh_edge_to_label): New.
20332 * tree-flow.h (redirect_eh_edge): New.
20333 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20334 basic_block_def, basic_block, const_basic_block): Remove.
20335 * Makefile.in (except.o): Add dependency on tree-flow.h
20336 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20337 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20340 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20343 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20344 on the destination of memcpy.
20346 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20348 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20349 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20350 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20352 2009-04-25 Jan Hubicka <jh@suse.cz>
20354 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20355 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20356 to be reached by different label than left.
20357 (update_eh_edges): Update comment; remove edge_to_remove if possible
20358 and return true if suceeded.
20359 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20360 (cleanup_eh): Compute sharing map.
20361 * except.c (remove_eh_handler_and_replace): Add argument if we should
20363 (remove_unreachable_regions): Update for label sharing.
20364 (label_to_region_map): Likewise.
20365 (get_next_region_sharing_label): New function.
20366 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20368 (remove_eh_handler): Update.
20369 (remove_eh_region_and_replace_by_outer_of): New function.
20370 * except.h (struct eh_region): Add next_region_sharing_label.
20371 (remove_eh_region_and_replace_by_outer_of,
20372 get_next_region_sharing_label): Declare.
20373 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20375 2009-04-25 Jan Hubicka <jh@suse.cz>
20377 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20378 insert code even if they are not critical.
20380 2009-04-25 Jan Hubicka <jh@suse.cz>
20382 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20383 (gimple_can_remove_branch_p): EH edges won't remove branch by
20385 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20386 updating of non-abnormal EH edges.
20387 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20388 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20389 (split_critical_edges): Split also edges where emitting code on them
20390 will lead to splitting later.
20392 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20393 H.J. Lu <hongjiu.lu@intel.com>
20396 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20397 the configured assembler supports fildq and fistpq mnemonics.
20398 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20399 * configure: Regenerated.
20400 * config.in: Ditto.
20402 * config/i386/i386.c (print_operand): Handle 'Z'.
20403 ['z']: Remove handling of special fild/fist suffixes.
20404 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20405 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20406 suffix of fild insn.
20407 (*floatsi<mode>2_vector_mixed): Ditto.
20408 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20409 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20410 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20411 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20412 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20414 2009-04-25 Ben Elliston <bje@au.ibm.com>
20416 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20417 the source of a set operation.
20419 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20421 * target.h (struct gcc_target): Add case_values_threshold field.
20422 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20423 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20424 * targhooks.c (default_case_values_threshold): New function.
20425 * targhooks.h (default_case_values_threshold): Declare function.
20426 * stmt.c (expand_case): Use case_values_threshold target hook.
20427 * expr.h (case_values_threshold): Remove declartation.
20428 * expr.c (case_values_threshold): Remove function.
20429 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20431 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20432 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20433 (avr_case_values_threshold): Declare as static.
20434 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20436 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20437 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20438 (mn10300_case_values_threshold): New function.
20440 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20442 * ira.c (setup_cover_and_important_classes): Add enum cast.
20444 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20446 * genpreds.c (write_enum_constraint_num): Output definition of
20447 CONSTRAINT_NUM_DEFINED_P macro.
20448 * ira.c (setup_cover_and_important_classes): Use
20449 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20451 2009-04-24 DJ Delorie <dj@redhat.com>
20453 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20454 __SH2A_SINGLE_ONLY__ also.
20456 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20458 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20459 (movdf_internal): Ditto.
20460 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20461 SFmode and DFmode constants.
20462 (ia64_print_operand): Add 'G' format for printing
20463 floating point constants.
20465 2009-04-24 Richard Guenther <rguenther@suse.de>
20467 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20468 from unsigned additions.
20470 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20472 * c-typeck.c (set_init_index): Allow array designators that are
20473 not integer constant expressions with a pedwarn if pedantic.
20475 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20477 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20478 zero if no overlap in nonzero bits between the operands.
20480 2009-04-24 Ian Lance Taylor <iant@google.com>
20482 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20483 (record_dead_and_set_regs): Likewise.
20484 * df.h (struct df_mw_hardreg): Change flags field to int.
20485 (struct df_base_ref): Likewise.
20486 (struct df): Change changeable_flags field to int.
20487 * df-scan.c (df_defs_record): Change clobber_flags to int.
20488 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20489 constants rather than #define macros.
20490 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20491 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20492 (enum dwarf_calling_convention): Likewise.
20493 (enum dwarf_line_number_x_ops): Likewise.
20494 (enum dwarf_call_frame_info): Likewise.
20495 (enum dwarf_source_language): Likewise.
20496 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20497 (add_calling_convention_attribute): Likewise.
20498 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20499 (combine_comparisons): Change compcode to int. Add cast to enum type.
20500 * genrecog.c (maybe_both_true_2): Change c to int.
20501 (write_switch): Likewise. Add cast to enum type.
20502 * gimplify.c (gimplify_omp_for): Handle return values from
20503 gimplify_expr using MIN rather than bitwise or.
20504 (gimplify_expr): Add cast to enum type.
20505 * ipa-prop.c (update_jump_functions_after_inlining): Change
20506 IPA_BOTTOM to IPA_JF_UNKNOWN.
20507 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20508 Add casts to enum type.
20509 (setup_cover_and_important_classes): Change cl to int. Add casts
20511 (setup_class_translate): Change cl and mode to int.
20512 (ira_init_once): Change mode to int.
20513 (free_register_move_costs): Likewise.
20514 (setup_prohibited_mode_move_regs): Add casts to enum type.
20515 * langhooks.c (add_builtin_function_common): Rework assertion that
20516 value fits bitfield.
20517 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20518 * omega.c (omega_do_elimination): Avoid math on enum types.
20519 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20520 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20521 int local to handle integral_argment value.
20522 * regmove.c (try_auto_increment): Change PUT_MODE to
20524 * reload.c (push_secondary_reload): Add casts to enum type.
20525 (secondary_reload_class, find_valid_class): Likewise.
20526 * reload1.c (emit_input_reload_insns): Likewise.
20527 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20528 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20529 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20531 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20532 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20534 (expand_complex_libcall): Add casts to enum type.
20535 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20536 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20537 with ERROR_MARK, not NUM_TREE_CODES.
20538 (vect_create_epilog_for_reduction): Likewise.
20539 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20540 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20541 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20543 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20544 vect_unused_in_loop. Change 0 to loop_vect.
20545 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20546 * var-tracking.c (get_init_value): Change return type to enum
20548 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20549 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20551 (arm_override_options): Add casts to enum type.
20552 (arm_emit_tls_decoration): Likewise.
20553 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20555 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20556 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20557 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20559 * config/s390/s390.c (code_for_builtin_64): Change to array of
20561 (code_for_builtin_31): Likewise.
20562 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20564 * config/sparc/sparc.c (sparc_override_options): Change value
20565 field in struct code_model to enum cmodel. In initializer change
20566 0 to NULL and add cast to enum type.
20568 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20569 Change all callers. Issue a -Wc++-compat warning using
20570 lhs_origtype if necessary.
20571 (convert_for_assignment): Issue -Wc++-compat warnings about
20572 invalid conversions to enum type on assignment.
20573 * c-common.h (build_modify_expr): Update declaration.
20575 2009-04-24 Nick Clifton <nickc@redhat.com>
20577 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20578 (function_arg_advance): Likewise.
20579 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20582 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20584 * config/s390/constraints.md ('I', 'J'): Fix condition.
20586 2009-04-24 Diego Novillo <dnovillo@google.com>
20588 * gengtype-parse.c (parse_error): Add newline after message.
20590 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20592 * config/i386/sse.md (avxmodesuffixs): Removed.
20593 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20594 (*avx_pinsr<ssevecsize>): This.
20596 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20598 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20599 follow chains of regs with a single definition, and allow expressions
20600 that are function_invariant_p.
20601 (simple_rhs_p): Allow expressions that are function_invariant_p.
20603 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20605 PR middle-end/39867
20606 * fold-const.c (fold_cond_expr_with_comparison): When folding
20607 > and >= to MAX, make sure the MAX uses the same type as the
20608 comparison's operands.
20610 2009-04-24 Nick Clifton <nickc@redhat.com>
20612 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20613 addressing for DImode accesses.
20614 (frv_print_operand_address): Handle PLUS case.
20615 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20617 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20619 PR rtl-optimization/39794
20620 * alias.c (canon_true_dependence): Add x_addr argument.
20621 * rtl.h (canon_true_dependence): Adjust prototype.
20622 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20623 * cselib.c (cselib_invalidate_mem): Likewise.
20624 * gcse.c (compute_transp): Likewise.
20625 * dse.c (scan_reads_nospill): Likewise.
20626 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20627 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20628 canon_base_addr of the group, plus optional offset.
20629 (struct group_info): Rename canon_base_mem to
20631 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20632 canon_rtx of base_mem.
20634 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20636 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20637 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20639 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20641 * config/spu/spu-builtins.h: Delete file.
20643 * config/spu/spu.h (enum spu_builtin_type): Move here from
20645 (struct spu_builtin_description): Likewise. Add GTY marker.
20646 Do not use enum spu_function_code or enum insn_code.
20647 (spu_builtins): Add extern declaration.
20649 * config/spu/spu.c: Do not include "spu-builtins.h".
20650 (enum spu_function_code, enum spu_builtin_type_index,
20651 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20652 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20653 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20654 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20655 (spu_builtin_types): Make static. Add GTY marker.
20656 (spu_builtins): Add extern declaration with GTY marker.
20657 Include "gt-spu.h".
20659 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20660 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20661 Check programmatically whether all parameters are scalar.
20663 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20665 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20667 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20668 assignment from the constructor either if the target is volatile.
20670 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20672 * config/arm/arm.md (insv): Do not share operands[0].
20674 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20676 * config/vxlib-tls.c (active_tls_threads): Delete.
20677 (delete_hook_installed): New.
20678 (tls_delete_hook): Don't delete the delete hook.
20679 (tls_destructor): Delete it here.
20680 (__gthread_set_specific): Adjust installing the delete hook.
20681 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20682 __gthread_leave_tsd_dtor_context.
20684 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20686 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20688 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20690 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20692 (alpha_rtx_costs): Ditto.
20693 (emit_unlikely_jump): Use add_reg_note.
20694 (emit_frame_store_1): Ditto.
20695 (alpha_expand_prologue): Ditto.
20696 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20697 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20699 2009-04-23 Nick Clifton <nickc@redhat.com>
20701 * config/v850/v850.md (epilogue): Remove suppressed code.
20702 (return): Rename to return_simple and remove test of frame size.
20703 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20704 to gen_return_simple.
20706 2009-04-22 Jing Yu <jingyu@google.com>
20709 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20711 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20714 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20715 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20716 value is a VECTOR_CST, the element type is the element type of the
20719 2009-04-22 DJ Delorie <dj@redhat.com>
20721 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20723 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20725 * alias.c (find_base_term): Move around LO_SUM case, so that
20726 CONST falls through into PLUS/MINUS handling.
20729 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20730 into 0, use omit_one_operand.
20732 2009-04-23 Ben Elliston <bje@au.ibm.com>
20734 * config/rs6000/linux-unwind.h (get_regs): Remove type
20735 puns. Change the type of `pc' to an array of unsigned ints and
20736 update all users. Constify frame24.
20738 2009-04-22 DJ Delorie <dj@redhat.com>
20740 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20741 declarations before code.
20742 (current_function_special_page_vector): Likewise.
20743 (m32c_expand_insv): Silence a warning.
20745 2009-04-21 Taras Glek <tglek@mozilla.com>
20747 * alias.c: Update GTY annotations to new syntax.
20748 * basic-block.h: Likewise.
20749 * bitmap.h: Likewise.
20750 * c-common.h: Likewise.
20751 * c-decl.c: Likewise.
20752 * c-parser.c: Likewise.
20753 * c-pragma.c: Likewise.
20754 * c-tree.h: Likewise.
20755 * cfgloop.h: Likewise.
20756 * cgraph.h: Likewise.
20757 * config/alpha/alpha.c: Likewise.
20758 * config/arm/arm.h: Likewise.
20759 * config/avr/avr.h: Likewise.
20760 * config/bfin/bfin.c: Likewise.
20761 * config/cris/cris.c: Likewise.
20762 * config/darwin.c: Likewise.
20763 * config/frv/frv.c: Likewise.
20764 * config/i386/i386.c: Likewise.
20765 * config/i386/i386.h: Likewise.
20766 * config/i386/winnt.c: Likewise.
20767 * config/ia64/ia64.h: Likewise.
20768 * config/iq2000/iq2000.c: Likewise.
20769 * config/mips/mips.c: Likewise.
20770 * config/mmix/mmix.h: Likewise.
20771 * config/pa/pa.c: Likewise.
20772 * config/pa/pa.h: Likewise.
20773 * config/rs6000/rs6000.c: Likewise.
20774 * config/s390/s390.c: Likewise.
20775 * config/sparc/sparc.c: Likewise.
20776 * config/xtensa/xtensa.c: Likewise.
20777 * cselib.h: Likewise.
20778 * dbxout.c: Likewise.
20779 * dwarf2out.c: Likewise.
20780 * except.c: Likewise.
20781 * except.h: Likewise.
20782 * fixed-value.h: Likewise.
20783 * function.c: Likewise.
20784 * function.h: Likewise.
20785 * gimple.h: Likewise.
20786 * integrate.c: Likewise.
20787 * optabs.c: Likewise.
20788 * output.h: Likewise.
20789 * real.h: Likewise.
20791 * stringpool.c: Likewise.
20792 * tree-data-ref.c: Likewise.
20793 * tree-flow.h: Likewise.
20794 * tree-scalar-evolution.c: Likewise.
20795 * tree-ssa-address.c: Likewise.
20796 * tree-ssa-alias.h: Likewise.
20797 * tree-ssa-operands.h: Likewise.
20798 * tree.c: Likewise.
20799 * tree.h: Likewise.
20800 * varasm.c: Likewise.
20801 * varray.h: Likewise.
20803 * coretypes.h: Do not define GTY macro if it is already defined.
20804 * doc/gty.texi: Update GTY documentation to new syntax.
20805 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20806 annotations on structs.
20807 * gengtype-parse.c: Likewise.
20809 2009-04-22 Mark Heffernan <meheff@google.com>
20811 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20813 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20815 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20818 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20820 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20821 the same as a PLUS without a shift. Increase the cost of a
20824 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20826 * Makefile.in: Update dependencies.
20827 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20828 * errors.h: Remove bogus comment about compatibility.
20829 (warning): Update declaration.
20830 * genautomata.c: Update all calls to warning.
20831 * gimple.c: Do not include errors.h. Include toplev.h.
20832 * tree-ssa-structalias.c: Do not include errors.h.
20833 * omega.c: Likewise.
20834 * tree-ssa-reassoc.c: Likewise.
20835 * config/spu/spu-c.c: Likewise.
20836 * config/spu/t-spu-elf: Update dependencies.
20838 2009-04-22 Richard Guenther <rguenther@suse.de>
20840 PR tree-optimization/39824
20841 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20842 make sure the types are compatible.
20844 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20847 * c-common.c (c_parse_error): Take a token_flags parameter.
20848 Use token_type for the token type instead.
20849 Pass token_flags to cpp_type2name.
20850 * c-common.h (c_parse_error): Update declaration.
20851 * c-parser.c (c_parser_error): Pass 0 as token flags.
20853 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20855 PR rtl-optimization/39580
20856 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20858 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20860 * function.c (expand_function_end): Do not emit a jump to the "naked"
20861 return label for fall-through returns.
20862 * except.c (sjlj_emit_function_exit): Always place the call to the
20863 unregister function at the location installed by expand_function_end.
20865 2009-04-22 Richard Guenther <rguenther@suse.de>
20867 PR tree-optimization/39845
20868 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20869 (gen_inbound_check): Likewise.
20871 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20873 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20875 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20876 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20878 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20880 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20881 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20882 shift counts to avoid out-of-bounds array accesses.
20884 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20886 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20887 (Pmode): Move above.
20889 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20891 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20892 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20893 GET_CODE macro. Use IN_RANGE macro where appropriate.
20894 * config/alpha/alpha.h: Ditto.
20895 * config/alpha/alpha.md: Ditto.
20896 * config/alpha/constraints.md: Ditto.
20897 * config/alpha/predicates.md: Ditto.
20899 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20901 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20902 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20903 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20904 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20905 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20906 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20907 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20908 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20909 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20910 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20911 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20912 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20913 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20914 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20915 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20916 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20917 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20918 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20919 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20920 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20921 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20922 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20923 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20924 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20925 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20926 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20927 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20929 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20931 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20932 references from comments.
20933 * cfgbuild.c: (count_basic_blocks): Delete.
20934 (find_basic_blocks_1): Delete.
20935 (find_basic_blocks): Delete.
20936 * except.c (finish_eh_generation): Make static. Move comment from
20937 except.h here. Remove find_basic_blocks references from comments.
20938 * except.h (finish_eh_generation): Delete.
20939 * basic-block.h (find_basic_blocks): Delete.
20940 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20942 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20944 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20945 (sdbout_parms): Likewise.
20947 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20949 * config/sh/sh.c (prepare_cbranch_operands): Use
20950 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20951 (expand_cbranchdi4): Likewise.
20952 (from_compare): Add cast to enum type.
20953 (expand_cbranchsi4): Use add_reg_note.
20954 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20955 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20956 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20957 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20958 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20959 instead of CODE_FOR_nothing.
20960 (cbranchdi4): Likewise. Fix the order of arguments for
20962 (push_fpscr): Use add_reg_note.
20963 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20964 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20966 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20968 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20969 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20970 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20971 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20972 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20973 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20974 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20975 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20976 config/alpha/x-vms, config/arc/t-arc,
20977 config/arm/README-interworking, config/arm/arm-c.c,
20978 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20979 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20980 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20981 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20982 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20983 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20984 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20985 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20986 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20987 config/cris/t-elfmulti, config/crx/t-crx,
20988 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20989 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20990 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20991 config/h8300/t-h8300, config/i386/athlon.md,
20992 config/i386/darwin-libgcc.10.4.ver,
20993 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20994 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20995 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20996 config/i386/t-linux64, config/i386/t-nwld,
20997 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20998 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20999 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21000 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21001 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21002 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21003 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21004 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21005 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21006 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21007 config/m68k/t-uclinux, config/mcore/t-mcore,
21008 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21009 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21010 config/mips/crtn.asm, config/mips/irix-crti.asm,
21011 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21012 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21013 config/mips/mips-fixed.md, config/mips/sb1.md,
21014 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21015 config/mips/t-iris6, config/mips/t-isa3264,
21016 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21017 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21018 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21019 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21020 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21021 config/mn10300/t-linux, config/mn10300/t-mn10300,
21022 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21023 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21024 config/picochip/libgccExtras/clzsi2.asm,
21025 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21026 config/rs6000/darwin-libgcc.10.4.ver,
21027 config/rs6000/darwin-libgcc.10.5.ver,
21028 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21029 config/rs6000/t-aix43, config/rs6000/t-aix52,
21030 config/rs6000/t-darwin, config/rs6000/t-fprules,
21031 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21032 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21033 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21034 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21035 config/rs6000/t-rtems, config/rs6000/t-spe,
21036 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21037 config/score/t-score-elf, config/sh/divcost-analysis,
21038 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21039 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21040 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21041 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21042 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21043 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21044 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21045 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21046 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21047 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21048 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21049 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21050 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21051 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21052 * config/h8300/genmova.sh: Include copyright and license notices
21053 in generated output.
21054 * config/h8300/mova.md: Regenerate.
21055 * doc/install.texi2html: Include word "Copyright" in copyright
21056 notice and use name "Free Software Foundation, Inc.".
21057 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21058 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21059 ChangeLog-2007, ChangeLog-2008: Correct dates.
21061 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21063 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21064 NE_EXPR operations as well.
21065 * c-parser.c (c_parser_condition): Do not set location information on
21067 (c_parser_conditional_expression): Likewise.
21068 (c_parser_binary_expression): Set location information on operators.
21069 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21070 TRUTH_NOT_EXPR has been folded.
21071 * fold-const.c (fold_truth_not_expr): Copy location information from
21072 the incoming expression to the outgoing one.
21073 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21074 recursive calls on the LHS of the operator but pass that of the
21075 operator to recursive calls on the RHS of the operator. Set it
21077 (shortcut_cond_expr): Set the locus of the operator on the second
21078 COND_EXPR and that of the expression on the first in degenerate cases.
21079 Pass the locus of the expression to calls to shortcut_cond_r.
21080 Set the locus of the 'then' block on the associated jump, if any.
21081 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21082 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21083 expression to call to gimplify_boolean_expr.
21085 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21087 * config.gcc: Add additional configuration for
21088 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21089 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21090 (CPP_SPEC): Redefine for allowing -municode option.
21091 (STARTFILE_SPEC): Likewise.
21092 * config/i386/t-mingw-w64: New.
21093 * config/i386/mingw-w64.opt: New.
21094 (municode): Add new target option.
21095 * doc/invoke.texi (municode): Add documentation for new option.
21097 2009-04-21 Ian Lance Taylor <iant@google.com>
21099 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21100 Correct test for number of arguments.
21101 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21103 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21105 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21106 argument of emit_library_call.
21108 2009-04-21 Richard Guenther <rguenther@suse.de>
21110 PR middle-end/39829
21111 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21112 inside VIEW_CONVERT_EXPRs.
21114 2009-04-21 Martin Jambor <mjambor@suse.cz>
21116 * tree-switch-conversion.c (build_constructors): Split a long line.
21117 (constructor_contains_same_values_p): New function.
21118 (build_one_array): Create assigns of constants if possible, do not
21119 call mark_sym_for_renaming, call update_stmt.
21120 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21121 make_rename_temp. Do not call mark_symbols_for_renaming, call
21123 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21124 find_new_referenced_vars, call update_stmt.
21125 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21126 instead of calling make_rename_temp. Do not call
21127 find_new_referenced_vars or mark_symbols_for_renaming, call
21130 2009-04-21 Richard Guenther <rguenther@suse.de>
21132 PR tree-optimization/39827
21133 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21134 (tree_ssa_phiprop): Pass the correct array size.
21136 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21138 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21140 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21143 * c-typeck.c (lvalue_p): Move declaration ...
21144 * c-common.h (lvalue_p): ... to here.
21145 * c-common.c (candidate_equal_p): New.
21146 (add_tlist): Use it.
21147 (merge_tlist): Use it.
21148 (warn_for_collisions_1): Likewise.
21149 (warning_candidate_p): Accept more candidates.
21150 (verify_tree): A warning candidate can be an expression. Use
21153 2009-04-21 Ben Elliston <bje@au.ibm.com>
21156 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21157 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21158 options. Remove -mcall-solaris documentation.
21160 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21163 * doc/invoke.texi (-Wlong-long): Update description.
21164 * c-lex (interpret_integer): Only warn if there was no previous
21165 overflow and -Wlong-long is enabled.
21166 * c-decl.c (declspecs_add_type): Drop redundant flags.
21167 * c.opt (Wlong-long): Init to -1.
21168 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21169 and front-end warn_long_long. Wlong-long only depends on other
21170 flags if it is uninitialized.
21171 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21172 the same for CPP and FE.
21173 (restore_extension_diagnostics): Likewise.
21175 2009-04-20 Ian Lance Taylor <iant@google.com>
21177 Fix enum conversions which are invalid in C++:
21178 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21179 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21180 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21181 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21182 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21183 (dbxout_parms): Likewise.
21184 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21185 (df_clear_flags): Likewise.
21186 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21187 top_flag parameter to int.
21188 (df_chain_create_bb_process_use): Likewise.
21189 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21191 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21192 (df_ref_create_structure, df_def_record_1): Likewise.
21193 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21194 (df_notes_rescan): Change 0 to VOIDmode in function call.
21195 (df_get_call_refs, df_insn_refs_collect): Likewise.
21196 (df_bb_regs_collect): Likewise.
21197 (df_entry_block_defs_collect): Likewise.
21198 (df_exit_block_uses_collect): Likewise.
21199 * df.h: Update declarations.
21200 * double-int.c (double_int_divmod): Add cast to enum type.
21201 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21202 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21203 (based_loc_descr): Likewise.
21204 (loc_descriptor_from_tree_1): Change first_op and second_op to
21205 enum dwarf_location_atom. Add cast to enum type.
21206 * expmed.c (init_expmed): Change 0 to SET in function call.
21207 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21208 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21209 (do_store_flag): Likewise.
21210 * fixed-value.h (struct fixed_value): Change mode to enum
21212 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21213 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21215 (insert_insn_decl, insert_decl, insert_state): Likewise.
21216 (automata_list_finish): Likewise.
21217 * genrecog.c (process_define_predicate): Add cast to enum type.
21218 * gensupport.c (init_predicate_table): Add cast to enum type.
21219 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21221 (gimple_build_call_1, gimple_build_label): Likewise.
21222 (gimple_build_goto, gimple_build_asm_1): Likewise.
21223 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21224 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21225 (enum fallback): Rename from enum fallback_t.
21226 (fallback_t): Typedef as int.
21227 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21228 GSI_SAME_STMT in function call.
21229 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21231 (setup_reg_class_relations): Likewise.
21232 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21233 (setup_prohibited_class_mode_regs): Add cast to enum type.
21234 (setup_prohibited_mode_move_regs): Likewise.
21235 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21236 (record_address_regs): Change i to enum reg_class.
21237 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21238 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21239 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21240 (GET_MODE_2XWIDER_MODE): Likewise.
21241 (GET_CLASS_NARROWEST_MODE): Likewise.
21242 * omp-low.c (expand_omp_for): Add cast to enum type.
21243 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21244 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21245 * postreload.c (reload_cse_simplify_operands): Change rclass local
21247 * predict.c (combine_predictions_for_insn): Change best_predictor
21248 and predictor to enum br_predictor.
21249 (combine_predictions_for_bb): Likewise.
21250 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21251 use SET_PREDICT_EXPR_OUTCOME.
21252 * real.c (real_arithmetic): Change icode to code in function call.
21253 * reginfo.c (init_move_cost): Add casts to enum type.
21254 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21255 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21257 * reload.c (find_valid_class): Add casts to enum type.
21258 (push_reload): Change 0 to NO_REGS in function call.
21259 (find_reloads): Change this_alternative to array of enum
21260 reg_class. Remove some now-unnecessary casts.
21261 (make_memloc): Change 0 to VOIDmode in function call.
21262 * reload1.c (reload): Change 0 to VOIDmode in function call.
21263 (eliminate_regs_1, elimination_effects): Likewise.
21264 (eliminate_regs_in_insn): Likewise.
21265 (emit_input_reload_insns): Add cast to enum type.
21266 (delete_output_reload): Change 0 to VOIDmode in function call.
21267 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21268 to enum type in function call.
21269 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21270 (SET_PREDICT_EXPR_OUTCOME): Define.
21271 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21272 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21273 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21274 (dump_function): Likewise.
21275 * tree-dump.h: Update declarations.
21276 * tree-pass.h: Update declarations.
21277 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21278 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21280 (arm_rtx_costs_1): Correct parenthesization.
21281 (arm_rtx_costs): Add casts to enum type.
21282 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21283 (vfp_emit_fstmd): Use add_rg_note.
21284 (emit_multi_reg_push, emit_sfm): Likewise.
21285 (thumb_set_frame_pointer): Likewise.
21286 (arm_expand_prologue): Likewise.
21287 (arm_regno_class): Change return type to enum reg_class.
21288 (thumb1_expand_prologue): Use add_reg_note.
21289 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21290 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21292 * config/arm/gentune.sh: Add cast to enum type.
21293 * config/arm/arm-tune.md: Rebuild.
21294 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21295 (ix86_split_fp_branch, predict_jump): Likewise.
21296 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21297 insn_code to enum rtx_code.
21298 (ix86_builtin_vectorized_function): Add cast to enum type.
21299 * config/i386/i386.md (truncdfsf2): Change slot to enum
21301 (truncxf<mode>2, isinf<mode>2): Likewise.
21302 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21304 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21305 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21306 (insert_bundle_state): Change 1 to INSERT in function call.
21307 (ia64_add_bundle_selector_before): Likewise.
21308 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21309 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21310 (restore_stack_nonlocal): Likewise.
21311 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21313 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21315 (mips_rtx_costs): Likewise.
21316 (mips_override_options): Add casts to enum type.
21317 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21319 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21320 (store_reg, set_reg_plus_d): Likewise.
21321 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21322 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21324 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21326 (emit_unlikely_jump): Use add_reg_note.
21327 (rs6000_emit_allocate_stack): Likewise.
21328 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21329 (output_toc): Change 1 to INSERT in function call.
21330 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21331 (rs6000_initialize_trampoline): Likewise.
21332 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21334 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21335 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21336 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21337 (save_gprs): Use add_reg_note.
21338 (s390_emit_prologue): Likewise.
21339 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21340 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21341 (sparc_fold_builtin): Add cast to enum type.
21342 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21344 (spu_expand_prologue): Use add_reg_note.
21345 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21347 2009-04-20 Ian Lance Taylor <iant@google.com>
21349 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21350 (c_parser_postfix_expression_after_primary): Get VEC for list of
21351 arguments. Get original types of arguments. Call
21352 build_function_call_vec.
21353 (cached_expr_list_1, cached_expr_list_2): New static variables.
21354 (c_parser_expr_list): Change return type to VEC *. Add
21355 p_orig_types parameter. Change all callers.
21356 (c_parser_release_expr): New static function.
21357 (c_parser_vec_to_tree_list): New static function.
21358 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21359 call build_function_call_vec.
21360 (build_function_call_vec): New function, based on old
21361 build_function_call.
21362 (convert_arguments): Remove nargs and argarray parameters. Change
21363 values to a VEC. Add origtypes parameter.
21364 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21365 (convert_for_assignment): Add origtype parameter. Change all
21366 callers. If warn_cxx_compat, check for conversion to an enum
21367 type when calling a function.
21368 (store_init_value): Add origtype parameter. Change all callers.
21369 (digest_init): Likewise.
21370 (struct init_node): Add origtype field.
21371 (add_pending_init): Add origtype parameter. Change all callers.
21372 (output_init_element): Likewise.
21373 (output_pending_init_elements): Pass origtype from init_node to
21374 output_init_element.
21375 (process_init_element): Pass origtype from c_expr to
21376 output_init_element.
21377 (c_finish_return): Add origtype parameter. Change all callers.
21378 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21380 (sync_resolve_params): Likewise.
21381 (sync_resolve_return): Change params to first_param. Change caller.
21382 (resolve_overloaded_builtins): Change params to VEC *. Change
21383 callers. Save first parameter around call to build_function_call_vec.
21384 * c-decl.c (finish_decl): Add origtype parameter. Change all
21385 callers. Call build_function_call_vec rather than
21386 build_function_call for cleanup.
21387 * c-tree.h: Update declarations.
21388 * c-common.h: Update declarations.
21389 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21390 params to first_param.
21391 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21392 params parameter from tree to void *.
21393 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21394 Change arglist parameter to have type void *, and to be a pointer
21396 * config/rs6000/rs6000-protos.h
21397 (altivec_resolve_overloaded_builtin): Update declaration.
21398 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21399 fnargs parameter to have type void *, and to be a pointer to a
21400 VEC. Call build_function_call_vec instead of
21401 build_function_call.
21402 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21404 2009-04-20 Joey Ye <joey.ye@intel.com>
21405 Xuepeng Guo <xuepeng.guo@intel.com>
21406 H.J. Lu <hongjiu.lu@intel.com>
21408 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21410 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21411 (IX86_LEA_PRIORITY): Likewise.
21412 (distance_non_agu_define): New function.
21413 (distance_agu_use): Likewise.
21414 (ix86_lea_for_add_ok): Likewise.
21415 (ix86_dep_by_shift_count): Likewise.
21417 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21418 should split for LEA.
21420 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21422 (ix86_dep_by_shift_count): Likewise.
21424 2009-04-20 Richard Guenther <rguenther@suse.de>
21426 * expr.c (handled_component_p): Move ...
21427 * tree.h (handled_component_p): ... here.
21428 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21429 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21430 and REALPART_EXPR to be in one group.
21432 2009-04-20 Richard Guenther <rguenther@suse.de>
21434 * basic-block.h (get_all_dominated_blocks): Declare.
21435 * dominance.c (get_all_dominated_blocks): New function.
21436 * tree-cfg.c (get_all_dominated_blocks): Remove.
21437 (remove_edge_and_dominated_blocks): Adjust.
21438 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21439 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21440 instead of recursing.
21442 2009-04-20 Doug Kwan <dougkwan@google.com>
21444 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21445 (struct cgraph_node_set_def): New type.
21446 (cgraph_node_set) New type. Also declare vector functions.
21447 (struct cgraph_node_set_element_def): New type.
21448 (cgraph_node_set_element): Ditto.
21449 (cgraph_node_set_iterator): New iterator type.
21450 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21451 cgraph_node_set_remove, dump_cgraph_node_set,
21452 debug_cgraph_node_set): New prototypes.
21453 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21454 cgraph_node_set_size): New inlines.
21455 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21456 including cgraph.h.
21457 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21458 argument to function 'write_summary'.
21459 * ipa.c: Include ggc.h.
21460 (hash_cgraph_node_set_element,
21461 eq_cgraph_node_set_element, cgraph_node_set_new,
21462 cgraph_node_set_add, cgraph_node_set_remove,
21463 cgraph_node_set_find, dump_cgraph_node_set,
21464 debug_cgraph_node_set): New functions.
21465 * Makefile.in (ipa.o): Add dependency on GGC_H.
21467 2009-04-20 Ira Rosen <irar@il.ibm.com>
21469 PR tree-optimization/39675
21470 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21471 check of the return code of vect_schedule_slp. Check that
21472 stmt_vec_info still exists for the statement, before checking its
21473 vectorization type.
21475 2009-04-20 Michael Matz <matz@suse.de>
21477 * Makefile.in (generated_files): Take out $(simple_generated_c).
21479 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21481 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21482 (UINTPTR_TYPE): Likewise.
21484 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21487 * c-typeck.c (digest_init): Check for initializing an array with a
21490 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21493 * c-semantics.c (pop_stmt_list): Propagate
21494 STATEMENT_LIST_HAS_LABEL to parent statement list.
21496 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21498 * config/mips/mips.h (mips_tune_attr): New macro.
21499 * config/mips/mips.md (cpu): Use it.
21501 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21504 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21507 2009-04-19 Diego Novillo <dnovillo@google.com>
21509 * toplev.c (compile_file): Move call to coverage_finish ...
21510 * cgraphunit.c (ipa_passes): ... here.
21511 Call cgraph_process_new_functions.
21512 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21513 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21515 2009-04-19 Jan Hubicka <jh@suse.cz>
21517 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21519 (dump_cgraph_node): Dump can throw external flag.
21520 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21522 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21526 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21527 * common.opt (Wlogical-op): Move from here...
21528 * c.opt (Wlogical-op): ... to here.
21529 * c-typeck.c (parser_build_binary_op): Update call to
21530 warn_logical_operator.
21531 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21533 * c-common.c (warn_logical_op): Update.
21534 * c-common.h (warn_logical_op): Update declaration.
21536 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21538 * tree.c (protected_set_expr_location): Fix formatting.
21540 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21543 * c-typeck.c (readonly_warning): new.
21544 (build_unary_op, build_modify_expr): Use readonly_warning for
21545 storing into something readonly but not const-qualified.
21547 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21550 * c-typeck.c (build_unary_op): Check for taking address of
21551 expression of type void.
21553 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21556 * c-typeck.c (build_function_call): Check for calling a function
21557 with qualified void return types. Call require_complete_type when
21560 2009-04-18 Jan Hubicka <jh@suse.cz>
21562 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21564 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21565 can_throw_external flag.
21566 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21567 * ipa-pure-const.c (ignore_edge): New function.
21568 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21569 only over can_throw_external edges.
21570 (local_pure_const): Add nothrow flag.
21571 * ipa-utils.c (searchc): Add ignore_edge callback.
21572 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21573 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21574 (set_nothrow_function_flags): Update cgraph.
21575 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21577 2009-04-18 Richard Guenther <rguenther@suse.de>
21579 PR middle-end/39804
21580 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21581 (fold_stmt): ... this and ...
21582 (fold_stmt_inplace): ... this.
21583 (fold_stmt_1): Fold references in calls and asms.
21584 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21586 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21588 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21589 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21591 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21593 * tree.c (function_args_count): Remove.
21594 * tree.h: Remove the prototype for function_args_count.
21596 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21598 * tree-iterator.c (expr_only): Remove.
21599 * tree.h: Remove the prototype for expr_only.
21601 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21603 * reginfo.c (cannot_change_mode_set_regs): Remove.
21604 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21606 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21608 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21609 whether operands 0 and 1 overlaps.
21611 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21613 PR middle-end/36902
21614 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21615 pointer. Use warning_at instead of warning.
21616 (search_for_addr_array): Likewise.
21617 (check_array_bounds): Likewise.
21618 (check_all_array_refs): Check that the incoming edge is not in the
21619 list of edges to be removed.
21620 (check_all_array_refs): Avoid the temporal pointer.
21621 (vrp_visit_cond_stmt): Fix typo.
21622 (simplify_switch_using_ranges): Handle the case where the switch
21623 index is an integer constant.
21625 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21627 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21629 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21631 * doc/extend.texi, doc/invoke.texi: Fix typos.
21633 2009-04-17 Cary Coutant <ccoutant@google.com>
21635 * tree-flow-inline.h (get_lineno): Fix inverted test.
21637 2009-04-17 Diego Novillo <dnovillo@google.com>
21639 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21640 assertion for AVAIL_OUT.
21642 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21645 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21646 * config/sh/linux-atomic.asm: Likewise.
21648 2009-04-17 Diego Novillo <dnovillo@google.com>
21650 * except.c (debug_eh_tree): New.
21651 (struct eh_region, struct eh_status): Move ...
21652 * except.h: ... here.
21653 (add_type_for_runtime): Declare extern.
21654 (lookup_type_for_runtime): Likewise.
21655 (debug_eh_tree): Declare.
21656 * Makefile.in (GTFILES): List except.h before except.c
21658 2009-04-17 Diego Novillo <dnovillo@google.com>
21660 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21661 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21662 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21663 (find_vars_r): ... here.
21664 * tree-flow.h (find_referenced_vars_in): Declare.
21665 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21666 that AVAIL_OUT exists for BLOCK.
21667 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21668 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21669 (tree-parloops.o): Likewise.
21671 2009-04-17 Simon Baldwin <simonb@google.com>
21673 * toplev.c (default_tree_printer): Add handling for %E format.
21675 2009-04-17 Diego Novillo <dnovillo@google.com>
21677 * tree-pretty-print.c (dump_generic_node): Add break after
21678 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21679 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21680 FUNCTION_TYPE together. Call print_struct_decl when printing
21681 structures and TDF_SLIM is not given.
21682 (print_struct_decl): Fix logic for detecting recursion.
21684 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21687 * gcc.c (create_at_file): New.
21688 (compile_input_file_p): New.
21689 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21690 * main.c (main): Update call to toplev_main.
21691 * toplev.c (toplev_main): Change signature. Call expandargv.
21692 * toplev.h (toplev_main): Change signature.
21694 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21696 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21697 if the latter is not constant.
21699 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21701 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21703 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21705 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21706 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21708 2009-04-17 Richard Guenther <rguenther@suse.de>
21710 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21711 Handle component references view-converting an invariant address.
21713 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21715 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21716 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21717 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21718 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21719 Use @deftypevr rather than @deftypevar.
21721 2009-04-17 Richard Guenther <rguenther@suse.de>
21723 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21724 (get_prop_source_stmt): Likewise.
21725 (can_propagate_from): Likewise.
21727 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21729 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21730 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21731 (--with-multilib-list): Add default value.
21732 * configure: Regenerate.
21733 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21734 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21735 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21736 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21737 Don't add default cpu to multilib list unnecessarily, but do enable
21738 the relevant compiler option..
21739 Add support for --with-multilib-list=<blank> and
21740 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21741 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21742 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21743 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21744 TM_MULTILIB_CONFIG.
21745 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21746 (MULTILIB_OSDIRNAMES): New variable.
21747 * config/sh/t-1e: Delete file.
21748 * config/sh/t-mlib-sh1: Delete file.
21749 * config/sh/t-mlib-sh2: Delete file.
21750 * config/sh/t-mlib-sh2a: Delete file.
21751 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21752 * config/sh/t-mlib-sh2a-single: Delete file.
21753 * config/sh/t-mlib-sh2a-single-only: Delete file.
21754 * config/sh/t-mlib-sh2e: Delete file.
21755 * config/sh/t-mlib-sh3e: Delete file.
21756 * config/sh/t-mlib-sh4: Delete file.
21757 * config/sh/t-mlib-sh4-nofpu: Delete file.
21758 * config/sh/t-mlib-sh4-single: Delete file.
21759 * config/sh/t-mlib-sh4-single-only: Delete file.
21760 * config/sh/t-mlib-sh4a: Delete file.
21761 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21762 * config/sh/t-mlib-sh4a-single: Delete file.
21763 * config/sh/t-mlib-sh4a-single-only: Delete file.
21764 * config/sh/t-mlib-sh4al: Delete file.
21765 * config/sh/t-mlib-sh5-32media: Delete file.
21766 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21767 * config/sh/t-mlib-sh5-64media: Delete file.
21768 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21769 * config/sh/t-mlib-sh5-compact: Delete file.
21770 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21771 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21772 * doc/install.texi (Options specification): Add
21773 --with-multilib-list and --with-endian.
21775 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21777 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21779 (OBJS-common): Add plugin-version.o.
21780 (plugin-version.o): New.
21781 * gcc-plugin.h (plugin_gcc_version): New.
21782 (plugin_default_version_check): New.
21783 (plugin_init_func, plugin_init): Add version argument.
21784 * plugin-version.c: New.
21785 * plugin.c (str_plugin_gcc_version_name): New.
21786 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21787 pass it to the init function.
21788 (plugin_default_version_check): New.
21790 2009-04-17 Richard Guenther <rguenther@suse.de>
21792 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21793 for decl-vs-decl disambiguation.
21795 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21797 * config/s390/s390.h (s390_tune_attr): New macro definition.
21798 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21800 2009-04-17 Richard Guenther <rguenther@suse.de>
21802 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21803 (fold_stmt_r): Likewise.
21804 (maybe_fold_reference): New function.
21805 (fold_gimple_assign): Handle cases fold_stmt_r did.
21806 (fold_stmt): Do not use fold_stmt_r.
21807 (fold_stmt_inplace): Likewise.
21809 2009-04-17 Richard Guenther <rguenther@suse.de>
21811 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21812 (record_equivalences_from_stmt): Remove useless checks and
21814 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21815 the type is already suitable.
21817 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21819 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21821 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21823 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21824 (CMPtype): Define as __gcc_CMPtype.
21826 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21828 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21829 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21831 2009-04-17 Richard Guenther <rguenther@suse.de>
21833 PR tree-optimization/39746
21834 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21835 special-casing for builtins and static variable use/def.
21836 (call_may_clobber_ref_p_1): Likewise.
21838 2009-04-16 Ian Lance Taylor <iant@google.com>
21840 * df.h: Include "timevar.h".
21841 (struct df_problem): Change tv_id field to timevar_id_t.
21842 * tree-pass.h: Include "timevar.h".
21843 (struct opt_pass): Change tv_id field to timevar_id_t.
21844 * timevar.h (timevar_id_t): Define TV_NONE.
21845 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21846 TV_NONE rather than tv_id != 0.
21847 (execute_one_pass): Likewise.
21848 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21849 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21850 dependencies to $(TREE_PASS_H).
21851 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21853 (pass_branch_target_load_optimize2): Likewise.
21854 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21855 (pass_outof_cfg_layout_mode): Likewise.
21856 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21857 (pass_rebuild_cgraph_edges): Likewise.
21858 (pass_remove_cgraph_callee_edges): Likewise.
21859 * df-core.c (pass_df_initialize_opt): Likewise.
21860 (pass_df_initialize_no_opt): Likewise.
21861 (pass_df_finish): Likewise.
21862 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21863 * except.c (pass_set_nothrow_function_flags): Likewise.
21864 (pass_convert_to_eh_region_ranges): Likewise.
21865 * final.c (pass_compute_alignments): Likewise.
21866 * function.c (pass_instantiate_virtual_regs): Likewise.
21867 (pass_init_function): Likewise.
21868 (pass_leaf_regs): Likewise.
21869 (pass_match_asm_constraints): Likewise.
21870 * gimple-low.c (pass_lower_cf): Likewise.
21871 (pass_mark_used_blocks): Likewise.
21872 * init-regs.c (pass_initialize_regs): Likewise.
21873 * integrate.c (pass_initial_value_sets): Likewise.
21874 * ira.c (pass_ira): Likewise.
21875 * jump.c (pass_cleanup_barriers): Likewise.
21876 * omp-low.c (pass_expand_omp): Likewise.
21877 (pass_lower_omp): Likewise.
21878 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21879 * recog.c (pass_split_all_insns): Likewise.
21880 (pass_split_after_reload): Likewise.
21881 (pass_split_before_regstack): Likewise.
21882 (pass_split_before_sched2): Likewise.
21883 (pass_split_for_shorten_branches): Likewise.
21884 * reginfo.c (pass_reginfo_init): Likewise.
21885 (pass_subregs_of_mode_init): Likewise.
21886 (pass_subregs_of_mode_finish): Likewise.
21887 * passes.c (pass_postreload): Likewise.
21888 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21889 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21890 (pass_warn_function_return): Likewise.
21891 (pass_warn_function_noreturn): Likewise.
21892 * tree-complex.c (pass_lower_complex): Likewise.
21893 (pass_lower_complex_O0): Likewise.
21894 * tree-if-conv.c (pass_if_conversion): Likewise.
21895 * tree-into-ssa.c (pass_build_ssa): Likewise.
21896 * tree-mudflap.c (pass_mudflap_1): Likewise.
21897 (pass_mudflap_2): Likewise.
21898 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21899 (pass_mudflap_2): Likewise.
21900 * tree-nrv.c (pass_return_slot): Likewise.
21901 * tree-object-size.c (pass_object_sizes): Likewise.
21902 * tree-optimize.c (pass_all_optimizations): Likewise.
21903 (pass_early_local_passes): Likewise.
21904 (pass_all_early_optimizations): Likewise.
21905 (pass_cleanup_cfg): Likewise.
21906 (pass_cleanup_cfg_post_optimizing): Likewise.
21907 (pass_free_datastructures): Likewise.
21908 (pass_free_cfg_annotations): Likewise.
21909 (pass_fixup_cfg): Likewise.
21910 (pass_init_datastructures): Likewise.
21911 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21912 (pass_late_warn_uninitialized): Likewise.
21913 (pass_update_address_taken): Likewise.
21914 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21915 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21916 (pass_cse_sincos): Likewise.
21917 (pass_convert_to_rsqrt): Likewise.
21918 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21919 * tree-stdarg.c (pass_stdarg): Likewise.
21920 * tree-tailcall.c (pass_tail_recursion): Likewise.
21921 (pass_tail_calls): Likewise.
21922 * tree-vect-generic.c (pass_lower_vector): Likewise.
21923 (pass_lower_vector_ssa): Likewise.
21924 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21926 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21928 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21930 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21932 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21933 logical and signext.
21935 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21938 * config/sh/predicates.md (arith_operand): Check if the operand
21939 of TRUNCATE is a REG.
21941 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21943 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21944 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21946 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21948 * tree-iterator.c (tsi_split_statement_list_after,
21949 tsi_split_statement_list_before): Remove.
21950 * tree-iterator.h: Remove the prototypes for
21951 tsi_split_statement_list_after and tsi_split_statement_list_before.
21953 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21955 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21956 * tree-ssa-propagate.h: Remove the prototype for
21957 stmt_makes_single_load.
21959 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21961 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21962 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21964 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21966 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21968 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21970 * except.c (eh_region_outer_p): Remove.
21971 * except.h: Remove the prototype for eh_region_outer_p.
21973 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21975 * function.c (current_function_assembler_name): Remove.
21976 * function.h: Remove the prototype for
21977 current_function_assembler_name.
21979 2009-04-16 Ian Lance Taylor <iant@google.com>
21981 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21982 (add_reg_note): Call alloc_reg_note.
21983 * rtl.h (alloc_reg_note): Declare.
21984 * combine.c (try_combine): Use alloc_reg_note.
21985 (recog_for_combine, move_deaths): Likewise.
21986 (distribute_notes): Use alloc_reg_note and add_reg_note.
21987 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21988 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21989 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21991 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21993 PR rtl-optimization/39762
21994 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21995 ira_may_move_out_cost): Add comments about way of their usage.
21996 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21998 * ira-conflicts.c (process_regs_for_copy): Use function
21999 ira_get_register_move_cost instead of global
22000 ira_register_move_cost.
22002 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22003 color_pass, move_spill_restore, update_curr_costs): Ditto.
22005 * ira-lives.c (process_single_reg_class_operands): Ditto.
22007 * ira-emit.c (emit_move_list): Ditto.
22009 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22010 (record_reg_classes): Ditto. Use functions
22011 ira_get_register_move_cost and ira_get_may_move_cost instead of
22012 global vars ira_register_move_cost, ira_may_move_out_cost and
22013 ira_may_move_in_cost.
22014 (record_address_regs): Don't call ira_init_register_move_cost.
22015 Use function ira_get_may_move_cost instead of global
22016 ira_may_move_in_cost.
22017 (process_bb_node_for_hard_reg_moves): Use function
22018 ira_get_register_move_cost instead of global ira_register_move_cost.
22019 (ira_costs): Don't call ira_init_register_move_cost.
22021 2009-04-16 Richard Guenther <rguenther@suse.de>
22023 * tree-cfg.c (verify_gimple_assign_binary):
22024 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22025 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22026 (create_general_new_stmt): Note that this function is broken.
22028 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22030 * common.opt (fhelp): Add Var(help_flag).
22031 * gcc-plugin.h (plugin_info): Add help.
22032 * plugin.c (plugin_name_args): Add help.
22033 (register_plugin_info): Set plugin->help.
22034 (print_help_one_plugin): New.
22035 (print_plugins_help): New.
22036 * plugin.h (print_plugins_help): New.
22037 * toplev.c (toplev_main): Call print_plugins_help if needed.
22039 2009-04-16 Richard Guenther <rguenther@suse.de>
22041 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22042 (gimple_ior_addresses_taken_1): New function.
22043 (gimple_ior_addresses_taken): Likewise.
22044 * gimple.h (struct gimple_statement_with_ops_base): Remove
22045 addresses_taken member.
22046 (gimple_ior_addresses_taken): Declare.
22047 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22048 gimple_set_addresses_taken): Remove.
22049 * ipa-reference.c (mark_address): New function.
22050 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22051 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22052 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22053 (gimple_add_to_addresses_taken): Remove.
22054 (get_tmr_operands): Call mark_address_taken.
22055 (get_asm_expr_operands): Likewise.
22056 (get_expr_operands): Likewise.
22057 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22058 (free_stmt_operands): Do not free it.
22059 * tree-ssa.c (delete_tree_ssa): Likewise.
22060 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22062 2009-04-16 Richard Guenther <rguenther@suse.de>
22064 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22065 (walk_stmt_load_store_ops): Likewise.
22066 * gimple.c (get_base_loadstore): New function.
22067 (walk_stmt_load_store_addr_ops): Likewise.
22068 (walk_stmt_load_store_ops): Likewise.
22069 * ipa-pure-const.c (check_op): Simplify.
22070 (check_load, check_store): New functions.
22071 (check_stmt): Use walk_stmt_load_store_ops.
22072 * ipa-reference.c (mark_load): Adjust signature.
22073 (mark_store): Likewise.
22074 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22076 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22078 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22079 (plugin_info): New.
22080 * opts.c (common_handle_option): Don't call print_version.
22081 * plugin.c (plugin_name_args): Add version.
22082 (register_plugin_info): New.
22083 (register_callback): Handle PLUGIN_INFO.
22084 (try_init_one_plugin): New.
22085 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22087 (finalize_one_plugin): New.
22088 (finalize_plugins): New.
22089 (print_one_plugin): New.
22090 (print_plugins_versions): New.
22091 * plugin.h (print_plugins_versions): New.
22092 (finalize_plugins): New.
22093 * toplev.c (compile_file): Don't call initialize_plugins.
22094 (print_version): Call print_plugins_versions.
22095 (toplev_main): Call initialize_plugins. Print version if needed.
22096 Call finalize_plugins.
22098 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22100 * common.opt (fversion): New.
22101 * gcc.c (print_version): New.
22102 (process_command): Don't print the version. Just set print_version.
22103 (main): Print version. Call subprocesses if print_version and
22104 verbose_flag are set.
22105 * opts.c (common_handle_option): Handle OPT_fversion.
22107 2009-04-16 Richard Guenther <rguenther@suse.de>
22108 Ira Rosen <irar@il.ibm.com>
22110 PR tree-optimization/39698
22111 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22112 type of the reduction variable. Only generate the def if
22115 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22116 make sure to first convert to an integer of the same precision.
22117 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22118 the type of the evolution correctly in computing the new
22119 induction variable base.
22121 2009-04-16 Richard Guenther <rguenther@suse.de>
22123 PR middle-end/39625
22124 * tree-cfg.c (make_blocks): Split statements with to-be
22125 abnormal SSA names on the lhs.
22127 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22129 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22130 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22131 * c-typeck.c (really_start_incremental_init): Likewise.
22132 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22133 (TARGET_INITIALIZER): Remove it.
22134 * target.h (struct target): Remove vector_opaque_p.
22135 * tree.c (build_opaque_vector_type): New.
22136 * tree.h (TYPE_VECTOR_OPAQUE): New.
22137 (build_opaque_vector_type): Declare.
22138 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22139 * config/rs6000/rs6000.c (build_opaque_vector_type,
22140 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22141 (rs6000_init_builtins): Use build_opaque_vector_type for
22142 opaque_V4SI_type_node.
22144 2009-04-15 Catherine Moore <clm@codesourcery.com>
22146 * debug.h (set_name): Declare.
22147 * dwarf2out.c (dwarf2out_set_name): Declare.
22148 (dwarf2_debug_hooks): Add set_name.
22149 (find_AT_string): New.
22150 (add_AT_string): Call find_AT_string.
22151 (dwarf2out_set_name): New.
22152 * cp/decl.c (grokdeclarator): Call set_name.
22153 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22154 * debug.c (do_nothing_debug_hooks): Likewise.
22155 * dbxout.c (dbx_debug_hooks): Likewise.
22156 * sdbout.c (sdb_debug_hooks): Likewise.
22158 2009-04-15 Michael Eager <eager@eagercon.com>
22160 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22161 reg for single-precision FPU.
22162 * config/rs6000/rs6000.md (movsi_internal1): Only for
22163 !TARGET_SINGLE_FPU.
22164 (movsi_internal1_single): New. Add pattern to move SI values to/from
22165 single-precision FP regs.
22167 2009-04-15 Richard Guenther <rguenther@suse.de>
22169 * omp-low.c (lower_rec_input_clauses): Build correct address
22171 (expand_omp_for_generic): Fix multiplication type.
22172 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22173 (generate_memset_zero): Fix types.
22174 * tree-profile.c (prepare_instrumented_value): Correctly
22177 2009-04-15 Ian Lance Taylor <iant@google.com>
22179 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22180 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22181 for -Wall and for -Wc++-compat.
22182 (c_common_post_options): For C++, set warn_enum_compare if not
22184 * c-tree.h (struct c_expr): Add field original_type.
22185 (build_external_ref): Update declaration.
22186 * c-parser.c (c_parser_braced_init): Set original_type.
22187 (c_parser_initelt): Likewise.
22188 (c_parser_expr_no_commas): Likewise.
22189 (c_parser_conditional_expression): Likewise.
22190 (c_parser_cast_expression): Likewise.
22191 (c_parser_unary_expression): Likewise. Pull setting of
22192 original_code to top of function.
22193 (c_parser_sizeof_expression): Set original_type.
22194 (c_parser_alignof_expression): Likewise.
22195 (c_parser_postfix_expression): Likewise. Pull setting of
22196 original_code to top of function.
22197 (c_parser_postfix_expression_after_paren_type): Set original_type.
22198 (c_parser_postfix_expression_after_primary): Likewise.
22199 (c_parser_expression): Likewise.
22200 * c-typeck.c (build_external_ref): Add type parameter. Change all
22202 (c_expr_sizeof_expr): Set original_type field.
22203 (parser_build_unary_op): Likewise.
22204 (parser_build_binary_op): Likewise. Optionally warn about
22205 comparisons of enums of different types.
22206 (digest_init): Set original_type field.
22207 (really_start_incremental_init): Likewise.
22208 (push_init_level, pop_init_level): Likewise.
22209 * doc/invoke.texi (Warning Options): -Wenum-compare now
22212 2009-04-15 Richard Guenther <rguenther@suse.de>
22214 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22215 out a necessary conversion.
22216 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22217 names we didn't value number.
22218 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22220 2009-04-15 Richard Guenther <rguenther@suse.de>
22222 PR tree-optimization/39764
22223 * tree-ssa-ccp.c (get_value): Canonicalize value with
22224 canonicalize_float_value.
22226 2009-04-15 Jan Hubicka <jh@suse.cz>
22228 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22229 Wrong version of patch.
22231 2009-04-15 Jan Hubicka <jh@suse.cz>
22233 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22235 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22237 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22238 our distinct integral and vector types.
22240 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22242 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22243 * init.c (build_vtbl_address): Remove call to assemble_external.
22245 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22247 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22248 output for other floating point modes.
22250 2009-04-14 Diego Novillo <dnovillo@google.com>
22252 * diagnostic.c (diagnostic_report_diagnostic): Do not
22253 warn about loaded plugins for DK_ERROR and DK_WARNING.
22254 * c-decl.c (declspecs_add_type): Move call to
22255 invoke_plugin_callbacks ...
22256 * c-parser.c (c_parser_declspecs): ... here.
22257 * plugin.c (dump_active_plugins): Tidy output.
22259 2009-04-14 Diego Novillo <dnovillo@google.com>
22260 Le-Chun Wu <lcwu@google.com>
22262 * configure.ac: Add --enable-plugin support.
22263 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22264 * Makefile.in (PLUGIN_H): Define.
22265 Export ENABLE_PLUGIN and GMPINC to site.exp.
22266 Add PLUGINLIBS to link command.
22267 Add/modify dependencies for plugin.o and files including plugin.h.
22269 * config.in: Regenerate.
22271 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22274 2009-04-14 Le-Chun Wu <lcwu@google.com>
22276 * tree-pass.h (register_one_dump_file): Add a prototype for
22277 register_one_dump_file.
22278 * toplev.c (compile_file): Call initialize_plugins.
22279 (do_compile): Call invoke_plugin_callbacks.
22280 (toplev_main): Call invoke_plugin_callbacks.
22281 * common.opt: Add -fplugin= and -fplugin-arg-.
22282 * gcc-plugin.h: New public header file for plugins to include.
22283 * plugin.c: New source file.
22284 * plugin.h: New internal header file.
22285 * passes.c (register_one_dump_file): Make it external.
22287 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22289 2009-04-14 Diego Novillo <dnovillo@google.com>
22291 * doc/plugins.texi: New.
22292 * doc/gccint.texi: Add reference to Plugins chapter.
22293 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22294 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22295 loaded plugins, if any.
22296 * timevar.def (TV_PLUGIN_INIT): Define.
22297 (TV_PLUGIN_RUN): Define.
22298 * plugin.c: Include timevar.h
22299 (plugins_active_p): New.
22300 (dump_active_plugins): New.
22301 (debug_active_plugins): New.
22303 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22305 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22307 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22309 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22311 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22312 the same as a minus without a shift.
22314 2009-04-14 Nick Clifton <nickc@redhat.com>
22316 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22317 comparisons with small integers will always produce a short
22320 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22323 2008-12-19 Diego Novillo <dnovillo@google.com>
22325 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22327 2009-04-14 Richard Guenther <rguenther@suse.de>
22329 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22331 (verify_gimple_assign_binary): Likewise. Handle shifts and
22333 (verify_gimple_phi): Print the mismatched argument position.
22334 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22336 (vect_update_init_of_dr): Likewise.
22337 * matrix-reorg.c (transform_access_sites): Do what the
22339 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22341 2009-04-13 Michael Eager <eager@eagercon.com>
22343 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22344 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22345 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22346 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22347 remove duplicate config
22349 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22351 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22352 file_name:line_number type locator of the call site.
22354 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22356 * genautomata.c: Put blank after comma.
22357 (automaton_decls): New.
22358 (struct unit_usage): Add comments to member next.
22359 (store_alt_unit_usage): Keep the list ordered.
22360 (unit_present_on_list_p, equal_alternatives_p): New.
22361 (check_regexp_units_distribution): Check units distribution
22362 correctness correctly.
22363 (main): Don't write automata if error is found. Return correct
22366 * config/m68k/cf.md (cfv4_ds): Remove.
22367 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22368 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22370 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22371 power4-load-ext, power4-store, power4-store-update,
22372 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22373 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22374 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22375 power4-sqrt, power4-isync): Modify reservation to make correct
22376 unit distribution to automata.
22378 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22379 power5-store-update, power5-two, power5-three, power5-lmul,
22380 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22382 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22384 * except.c (pass_set_nothrow_function_flags): Set name and add
22386 (set_nothrow_function_flags): Mention in the dump file when
22387 changing a function to nothrow.
22389 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22392 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22393 instead of unsigned long.
22395 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22397 * config/arm/arm.c (return_used_this_function): Remove.
22398 (arm_output_function_prologue): Remove use of
22399 return_used_this_function.
22400 (output_return_instruction): Replace use of
22401 return_used_this_function
22402 by cfun->machine->return_used_this_function.
22403 (arm_output_epilogue): Likewise.
22404 (arm_output_function_epilogue): Likewise.
22405 (thumb_unexpanded_epilogue): Likewise.
22406 * config/arm/arm.h (struct machine_function):
22407 New member return_used_this_function.
22409 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22411 * doc/install.texi: Correct description of default directory for
22412 --with-gxx-include-dir.
22414 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22416 * fold-const.c (build_range_check): Properly deal with enumeral and
22417 boolean base types.
22419 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22421 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22422 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22423 * params.h (MAX_GCSE_PASSES): Remove.
22424 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22425 in sequence. Remove ability to run multiple passes.
22426 (bypass_jumps): Report run as third CPROP pass.
22428 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22430 PR middle-end/39651
22431 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22432 when deciding whether the whole SEQUENCE can throw.
22434 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22437 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22438 offseted label references.
22440 2009-04-11 Jan Hubicka <jh@suse.cz>
22442 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22444 2009-04-11 Richard Guenther <rguenther@suse.de>
22446 PR middle-end/39732
22447 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22448 return variables as TREE_ADDRESSABLE.
22450 2009-04-11 Richard Guenther <rguenther@suse.de>
22452 PR tree-optimization/39713
22453 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22454 reference trees have SSA_NAME operands.
22456 2009-04-11 Richard Guenther <rguenther@suse.de>
22459 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22460 address expressions.
22462 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22464 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22465 match changes in Cygwin 1.7
22466 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22467 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22469 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22471 PR tree-optimization/39701
22472 * doc/invoke.texi (Optimization Options): Document change in
22473 meaning and initialization of -fdelete-null-pointer-checks.
22475 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22477 PR middle-end/39701
22478 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22480 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22483 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22485 2009-04-10 Chao-ying Fu <fu@mips.com>
22487 * doc/tm.texi (Instruction Output): Document
22488 TARGET_ASM_FINAL_POSTSCAN_INSN.
22489 * target.h (final_postscan_insn): New field in asm_out.
22490 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22491 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22492 * final.c (final_scan_insn): Call
22493 targetm.asm_out.final_postscan_insn after outputting
22494 an asm macro and a normal instruction.
22496 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22497 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22498 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22499 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22500 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22502 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22504 PR middle-end/39701
22505 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22506 variables as non-NULL even with -fdelete-null-pointer-checks.
22508 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22510 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22512 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22515 * config/i386/i386.c (classify_argument): Handle SCmode with
22516 (bit_offset % 64) != 0.
22518 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22520 * doc/invoke.texi (Optimize Options): Add cross-reference to
22521 -Q --help=optimizers examples.
22523 2009-04-10 Ben Elliston <bje@au.ibm.com>
22526 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22527 regalign for the reg == fpr and TDmode case.
22529 2009-04-09 David Ayers <ayers@fsfe.org>
22532 * objc/objc-act.c (warn_with_method): Remove helper function.
22533 (check_duplicates): Call warning and inform directly.
22534 (really_start_method): Likewise.
22536 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22538 * expmed.c (expand_divmod): Always use a comparison for a division
22539 by a large unsigned integer.
22541 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22542 for things others than variables or functions as nonzero.
22544 2009-04-09 Nick Clifton <nickc@redhat.com>
22546 * unwind-compat.c: Change copyright header to refer to version
22547 3 of the GNU General Public License with version 3.1 of the
22548 GCC Runtime Library Exception and to point readers at the
22549 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22550 * config/alpha/crtfastmath.c: Likewise.
22551 * config/alpha/linux-unwind.h: Likewise.
22552 * config/alpha/qrnnd.asm: Likewise.
22553 * config/alpha/vms-crt0-64.c: Likewise.
22554 * config/alpha/vms-crt0.c: Likewise.
22555 * config/alpha/vms-dwarf2.asm: Likewise.
22556 * config/alpha/vms-dwarf2eh.asm: Likewise.
22557 * config/alpha/vms-psxcrt0-64.c: Likewise.
22558 * config/alpha/vms-psxcrt0.c: Likewise.
22559 * config/alpha/vms_tramp.asm: Likewise.
22560 * config/arc/initfini.c: Likewise.
22561 * config/arc/lib1funcs.asm: Likewise.
22562 * config/arm/bpabi-v6m.S: Likewise.
22563 * config/arm/bpabi.S: Likewise.
22564 * config/arm/bpabi.c: Likewise.
22565 * config/arm/crti.asm: Likewise.
22566 * config/arm/crtn.asm: Likewise.
22567 * config/arm/ieee754-df.S: Likewise.
22568 * config/arm/ieee754-sf.S: Likewise.
22569 * config/arm/lib1funcs.asm: Likewise.
22570 * config/arm/libunwind.S: Likewise.
22571 * config/arm/linux-atomic.c: Likewise.
22572 * config/arm/mmintrin.h: Likewise.
22573 * config/arm/pr-support.c: Likewise.
22574 * config/arm/unaligned-funcs.c: Likewise.
22575 * config/arm/unwind-arm.c: Likewise.
22576 * config/arm/unwind-arm.h: Likewise.
22577 * config/avr/libgcc.S: Likewise.
22578 * config/bfin/crti.s: Likewise.
22579 * config/bfin/crtlibid.s: Likewise.
22580 * config/bfin/crtn.s: Likewise.
22581 * config/bfin/lib1funcs.asm: Likewise.
22582 * config/bfin/linux-unwind.h: Likewise.
22583 * config/cris/arit.c: Likewise.
22584 * config/cris/cris_abi_symbol.c: Likewise.
22585 * config/darwin-64.c: Likewise.
22586 * config/darwin-crt2.c: Likewise.
22587 * config/darwin-crt3.c: Likewise.
22588 * config/darwin.h: Likewise.
22589 * config/dbxelf.h: Likewise.
22590 * config/dfp-bit.c: Likewise.
22591 * config/dfp-bit.h: Likewise.
22592 * config/elfos.h: Likewise.
22593 * config/fixed-bit.c: Likewise.
22594 * config/fixed-bit.h: Likewise.
22595 * config/fp-bit.c: Likewise.
22596 * config/fp-bit.h: Likewise.
22597 * config/fr30/crti.asm: Likewise.
22598 * config/fr30/crtn.asm: Likewise.
22599 * config/fr30/lib1funcs.asm: Likewise.
22600 * config/freebsd-spec.h: Likewise.
22601 * config/frv/cmovd.c: Likewise.
22602 * config/frv/cmovh.c: Likewise.
22603 * config/frv/cmovw.c: Likewise.
22604 * config/frv/frvbegin.c: Likewise.
22605 * config/frv/frvend.c: Likewise.
22606 * config/frv/lib1funcs.asm: Likewise.
22607 * config/glibc-stdint.h: Likewise.
22608 * config/h8300/clzhi2.c: Likewise.
22609 * config/h8300/crti.asm: Likewise.
22610 * config/h8300/crtn.asm: Likewise.
22611 * config/h8300/ctzhi2.c: Likewise.
22612 * config/h8300/fixunssfsi.c: Likewise.
22613 * config/h8300/lib1funcs.asm: Likewise.
22614 * config/h8300/parityhi2.c: Likewise.
22615 * config/h8300/popcounthi2.c: Likewise.
22616 * config/i386/ammintrin.h: Likewise.
22617 * config/i386/att.h: Likewise.
22618 * config/i386/avxintrin.h: Likewise.
22619 * config/i386/biarch64.h: Likewise.
22620 * config/i386/bmmintrin.h: Likewise.
22621 * config/i386/cpuid.h: Likewise.
22622 * config/i386/cross-stdarg.h: Likewise.
22623 * config/i386/crtfastmath.c: Likewise.
22624 * config/i386/crtprec.c: Likewise.
22625 * config/i386/cygming-crtbegin.c: Likewise.
22626 * config/i386/cygming-crtend.c: Likewise.
22627 * config/i386/cygwin.asm: Likewise.
22628 * config/i386/emmintrin.h: Likewise.
22629 * config/i386/gmm_malloc.h: Likewise.
22630 * config/i386/gthr-win32.c: Likewise.
22631 * config/i386/i386.h: Likewise.
22632 * config/i386/immintrin.h: Likewise.
22633 * config/i386/linux-unwind.h: Likewise.
22634 * config/i386/linux64.h: Likewise.
22635 * config/i386/mm3dnow.h: Likewise.
22636 * config/i386/mmintrin-common.h: Likewise.
22637 * config/i386/mmintrin.h: Likewise.
22638 * config/i386/nmmintrin.h: Likewise.
22639 * config/i386/pmm_malloc.h: Likewise.
22640 * config/i386/pmmintrin.h: Likewise.
22641 * config/i386/smmintrin.h: Likewise.
22642 * config/i386/sol2-c1.asm: Likewise.
22643 * config/i386/sol2-ci.asm: Likewise.
22644 * config/i386/sol2-cn.asm: Likewise.
22645 * config/i386/sol2-gc1.asm: Likewise.
22646 * config/i386/tmmintrin.h: Likewise.
22647 * config/i386/unix.h: Likewise.
22648 * config/i386/w32-unwind.h: Likewise.
22649 * config/i386/wmmintrin.h: Likewise.
22650 * config/i386/x86-64.h: Likewise.
22651 * config/i386/x86intrin.h: Likewise.
22652 * config/i386/xmmintrin.h: Likewise.
22653 * config/ia64/crtbegin.asm: Likewise.
22654 * config/ia64/crtend.asm: Likewise.
22655 * config/ia64/crtfastmath.c: Likewise.
22656 * config/ia64/crti.asm: Likewise.
22657 * config/ia64/crtn.asm: Likewise.
22658 * config/ia64/fde-glibc.c: Likewise.
22659 * config/ia64/lib1funcs.asm: Likewise.
22660 * config/ia64/linux-unwind.h: Likewise.
22661 * config/ia64/quadlib.c: Likewise.
22662 * config/ia64/unwind-ia64.c: Likewise.
22663 * config/linux.h: Likewise.
22664 * config/m32c/m32c-lib1.S: Likewise.
22665 * config/m32c/m32c-lib2-trapv.c: Likewise.
22666 * config/m32c/m32c-lib2.c: Likewise.
22667 * config/m32r/initfini.c: Likewise.
22668 * config/m68hc11/larith.asm: Likewise.
22669 * config/m68hc11/m68hc11-crt0.S: Likewise.
22670 * config/m68k/cf.md: Likewise.
22671 * config/m68k/crti.s: Likewise.
22672 * config/m68k/crtn.s: Likewise.
22673 * config/m68k/lb1sf68.asm: Likewise.
22674 * config/m68k/linux-unwind.h: Likewise.
22675 * config/mcore/crti.asm: Likewise.
22676 * config/mcore/crtn.asm: Likewise.
22677 * config/mcore/lib1.asm: Likewise.
22678 * config/mips/linux-unwind.h: Likewise.
22679 * config/mips/loongson.h: Likewise.
22680 * config/mips/mips16.S: Likewise.
22681 * config/mmix/crti.asm: Likewise.
22682 * config/mmix/crtn.asm: Likewise.
22683 * config/pa/fptr.c: Likewise.
22684 * config/pa/hpux-unwind.h: Likewise.
22685 * config/pa/lib2funcs.asm: Likewise.
22686 * config/pa/linux-atomic.c: Likewise.
22687 * config/pa/linux-unwind.h: Likewise.
22688 * config/pa/milli64.S: Likewise.
22689 * config/pa/quadlib.c: Likewise.
22690 * config/pa/stublib.c: Likewise.
22691 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22692 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22693 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22694 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22695 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22696 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22697 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22698 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22699 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22700 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22701 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22702 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22703 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22704 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22705 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22706 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22707 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22708 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22709 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22710 * config/rs6000/750cl.h: Likewise.
22711 * config/rs6000/altivec.h: Likewise.
22712 * config/rs6000/biarch64.h: Likewise.
22713 * config/rs6000/crtresfpr.asm: Likewise.
22714 * config/rs6000/crtresgpr.asm: Likewise.
22715 * config/rs6000/crtresxfpr.asm: Likewise.
22716 * config/rs6000/crtresxgpr.asm: Likewise.
22717 * config/rs6000/crtsavfpr.asm: Likewise.
22718 * config/rs6000/crtsavgpr.asm: Likewise.
22719 * config/rs6000/darwin-asm.h: Likewise.
22720 * config/rs6000/darwin-fallback.c: Likewise.
22721 * config/rs6000/darwin-fpsave.asm: Likewise.
22722 * config/rs6000/darwin-ldouble.c: Likewise.
22723 * config/rs6000/darwin-tramp.asm: Likewise.
22724 * config/rs6000/darwin-unwind.h: Likewise.
22725 * config/rs6000/darwin-vecsave.asm: Likewise.
22726 * config/rs6000/darwin-world.asm: Likewise.
22727 * config/rs6000/e500crtres32gpr.asm: Likewise.
22728 * config/rs6000/e500crtres64gpr.asm: Likewise.
22729 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22730 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22731 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22732 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22733 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22734 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22735 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22736 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22737 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22738 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22739 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22740 * config/rs6000/eabi-ci.asm: Likewise.
22741 * config/rs6000/eabi-cn.asm: Likewise.
22742 * config/rs6000/eabi.asm: Likewise.
22743 * config/rs6000/linux-unwind.h: Likewise.
22744 * config/rs6000/linux64.h: Likewise.
22745 * config/rs6000/paired.h: Likewise.
22746 * config/rs6000/paired.md: Likewise.
22747 * config/rs6000/ppc64-fp.c: Likewise.
22748 * config/rs6000/ppu_intrinsics.h: Likewise.
22749 * config/rs6000/rs6000.h: Likewise.
22750 * config/rs6000/si2vmx.h: Likewise.
22751 * config/rs6000/sol-ci.asm: Likewise.
22752 * config/rs6000/sol-cn.asm: Likewise.
22753 * config/rs6000/spe.h: Likewise.
22754 * config/rs6000/spu2vmx.h: Likewise.
22755 * config/rs6000/sysv4.h: Likewise.
22756 * config/rs6000/tramp.asm: Likewise.
22757 * config/rs6000/vec_types.h: Likewise.
22758 * config/s390/linux-unwind.h: Likewise.
22759 * config/s390/tpf-unwind.h: Likewise.
22760 * config/score/crti.asm: Likewise.
22761 * config/score/crtn.asm: Likewise.
22762 * config/sh/crt1.asm: Likewise.
22763 * config/sh/crti.asm: Likewise.
22764 * config/sh/crtn.asm: Likewise.
22765 * config/sh/divtab-sh4-300.c: Likewise.
22766 * config/sh/divtab-sh4.c: Likewise.
22767 * config/sh/divtab.c: Likewise.
22768 * config/sh/lib1funcs-4-300.asm: Likewise.
22769 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22770 * config/sh/lib1funcs.asm: Likewise.
22771 * config/sh/lib1funcs.h: Likewise.
22772 * config/sh/linux-atomic.asm: Likewise.
22773 * config/sh/linux-unwind.h: Likewise.
22774 * config/sh/shmedia.h: Likewise.
22775 * config/sh/sshmedia.h: Likewise.
22776 * config/sh/ushmedia.h: Likewise.
22777 * config/sparc/crtfastmath.c: Likewise.
22778 * config/sparc/linux-unwind.h: Likewise.
22779 * config/sparc/sol2-c1.asm: Likewise.
22780 * config/sparc/sol2-ci.asm: Likewise.
22781 * config/sparc/sol2-cn.asm: Likewise.
22782 * config/spu/divmodti4.c: Likewise.
22783 * config/spu/divv2df3.c: Likewise.
22784 * config/spu/float_disf.c: Likewise.
22785 * config/spu/float_unsdidf.c: Likewise.
22786 * config/spu/float_unsdisf.c: Likewise.
22787 * config/spu/float_unssidf.c: Likewise.
22788 * config/spu/mfc_multi_tag_release.c: Likewise.
22789 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22790 * config/spu/mfc_tag_release.c: Likewise.
22791 * config/spu/mfc_tag_reserve.c: Likewise.
22792 * config/spu/mfc_tag_table.c: Likewise.
22793 * config/spu/multi3.c: Likewise.
22794 * config/spu/spu_internals.h: Likewise.
22795 * config/spu/spu_intrinsics.h: Likewise.
22796 * config/spu/spu_mfcio.h: Likewise.
22797 * config/spu/vec_types.h: Likewise.
22798 * config/spu/vmx2spu.h: Likewise.
22799 * config/stormy16/stormy16-lib2.c: Likewise.
22800 * config/svr4.h: Likewise.
22801 * config/sync.c: Likewise.
22802 * config/v850/lib1funcs.asm: Likewise.
22803 * config/vxlib-tls.c: Likewise.
22804 * config/vxlib.c: Likewise.
22805 * config/vxworks-dummy.h: Likewise.
22806 * config/xtensa/crti.asm: Likewise.
22807 * config/xtensa/crtn.asm: Likewise.
22808 * config/xtensa/ieee754-df.S: Likewise.
22809 * config/xtensa/ieee754-sf.S: Likewise.
22810 * config/xtensa/lib1funcs.asm: Likewise.
22811 * config/xtensa/lib2funcs.S: Likewise.
22812 * config/xtensa/linux-unwind.h: Likewise.
22813 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22814 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22815 * coretypes.h: Likewise.
22816 * crtstuff.c: Likewise.
22817 * defaults.h: Likewise.
22818 * dwarf2.h: Likewise.
22819 * emutls.c: Likewise.
22820 * gbl-ctors.h: Likewise.
22821 * gcov-io.h: Likewise.
22822 * ginclude/float.h: Likewise.
22823 * ginclude/iso646.h: Likewise.
22824 * ginclude/stdarg.h: Likewise.
22825 * ginclude/stdbool.h: Likewise.
22826 * ginclude/stddef.h: Likewise.
22827 * ginclude/stdfix.h: Likewise.
22828 * ginclude/stdint-gcc.h: Likewise.
22829 * ginclude/tgmath.h: Likewise.
22830 * gthr-aix.h: Likewise.
22831 * gthr-dce.h: Likewise.
22832 * gthr-gnat.c: Likewise.
22833 * gthr-gnat.h: Likewise.
22834 * gthr-lynx.h: Likewise.
22835 * gthr-mipssde.h: Likewise.
22836 * gthr-nks.h: Likewise.
22837 * gthr-posix.c: Likewise.
22838 * gthr-posix.h: Likewise.
22839 * gthr-posix95.h: Likewise.
22840 * gthr-rtems.h: Likewise.
22841 * gthr-single.h: Likewise.
22842 * gthr-solaris.h: Likewise.
22843 * gthr-tpf.h: Likewise.
22844 * gthr-vxworks.h: Likewise.
22845 * gthr-win32.h: Likewise.
22846 * gthr.h: Likewise.
22847 * libgcc2.c: Likewise.
22848 * libgcc2.h: Likewise.
22849 * libgcov.c: Likewise.
22850 * tsystem.h: Likewise.
22851 * typeclass.h: Likewise.
22852 * unwind-c.c: Likewise.
22853 * unwind-compat.h: Likewise.
22854 * unwind-dw2-fde-compat.c: Likewise.
22855 * unwind-dw2-fde-darwin.c: Likewise.
22856 * unwind-dw2-fde-glibc.c: Likewise.
22857 * unwind-dw2-fde.c: Likewise.
22858 * unwind-dw2-fde.h: Likewise.
22859 * unwind-dw2.c: Likewise.
22860 * unwind-dw2.h: Likewise.
22861 * unwind-generic.h: Likewise.
22862 * unwind-pe.h: Likewise.
22863 * unwind-sjlj.c: Likewise.
22864 * unwind.inc: Likewise.
22865 * config/arm/neon-gen.ml: Change generated copyright header to
22866 refer to version 3 of the GNU General Public License with
22867 version 3.1 of the GCC Runtime Library Exception and to point
22868 readers at the COPYING3 and COPYING3.RUNTIME files and the
22869 FSF's license web page.
22870 * config/arm/arm_neon.h: Regenerate.
22872 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22874 * config/cris/cris.md: Change copyright header to refer to version
22875 3 of the GNU General Public License.
22876 * doc/install.texi2html: Change copyright header to refer to version
22877 3 of the GNU General Public License and to point readers at the
22878 COPYING3 file and the FSF's license web page.
22879 * config/vax/linux.h: Likewise.
22881 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22883 * config/i386/i386.md (cmpcc): New.
22884 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22885 (sync_compare_and_swap_cc*): Delete.
22887 * config/s390/s390.c (s390_compare_emitted): Remove.
22888 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22889 s390_compare_emitted used to be handled. Assert that modes match.
22890 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22891 refer to sync_compare_and_swap_ccsi.
22892 * config/s390/s390.h (s390_compare_emitted): Remove.
22893 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22894 instead of s390_compare_emitted.
22895 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22896 instead of s390_compare_emitted.
22897 * config/s390/s390.md (cmpcc): New.
22898 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22899 CC_REGNUM, do not pretend it's set.
22900 (sync_compare_and_swap_cc*): Delete.
22901 * config/s390/predicates.md (cc_reg_operand): New.
22903 * expr.c (sync_compare_and_swap_cc): Delete.
22904 * optabs.h (sync_compare_and_swap_cc): Delete.
22905 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22906 is being used with can_compare_p.
22907 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22908 (find_cc_set): New.
22909 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22910 look for a MODE_CC set instead. Use emit_store_flag.
22911 (expand_compare_and_swap_loop): Likewise, with some additional
22912 complication to avoid a force_reg when useless. Use
22913 emit_cmp_and_jump_insns.
22914 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22915 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22916 sync_compare_and_swap documentation.
22918 2009-04-09 Jan Hubicka <jh@suse.cz>
22920 * except.c (find_prev_try): Break out from ....
22921 (duplicate_eh_regions): ... here; properly update prev_try pointers
22922 when duplication part of tree.
22923 (dump_eh_tree): Improve dumping.
22924 (verify_eh_region): New.
22925 (verify_eh_tree): Use it.
22927 2009-04-06 Richard Guenther <rguenther@suse.de>
22929 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22930 &ARRAY addresses by adjusting their types and prepending
22932 * tree-cfg.c (verify_gimple_assign_single): Verify that
22933 addresses are correct.
22935 2009-04-09 Richard Guenther <rguenther@suse.de>
22937 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22938 indices into an array reference if possible.
22939 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22940 Fold POINTER_PLUS_EXPR statements with invariant address.
22942 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22945 * config.gcc (powerpc64-*-linux*): Always build biarch.
22947 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22950 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22951 it and pedwarn if this results in an INTEGER_CST.
22953 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22955 * doc/install.texi: Update minimum GMP version. Remove obsolete
22956 text in MPFR section.
22958 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22960 * dwarf2out.c (class_scope_p): New static inline.
22961 (class_or_namespace_scope_p): Use it.
22962 (gen_variable_die): Use DW_TAG_member tag for static data member
22963 declarations instead of DW_TAG_variable.
22965 PR middle-end/39573
22966 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22969 2009-04-08 Richard Guenther <rguenther@suse.de>
22971 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22972 valueize random data.
22974 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22976 * config.gcc (aix tm_file): Add aix-stdint.h.
22977 (aix tm clause use_gcc_stdint): Set to wrap.
22978 * config/rs6000/aix-stdint.h: New file.
22980 2009-04-08 Richard Guenther <rguenther@suse.de>
22982 PR middle-end/36291
22983 * tree-dfa.c (add_referenced_var): Do not recurse into
22984 global initializers.
22985 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22987 (fold_const_aggregate_ref): Likewise.
22989 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22991 * recog.c (ordered_comparison_operator): New.
22992 * gensupport.c (std_preds): Add it.
22993 * doc/md.texi (Machine-Independent Predicates): Document it.
22995 2009-04-08 Jan Hubicka <jh@suse.cz>
22997 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22998 * function.h (rtl_eh): Remove exception_handler_label_map.
22999 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23000 remove_exception_handler_label, for_each_eh_label_1): Remove.
23001 (rtl_remove_unreachable_regions): Remove.
23002 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23003 (find_exception_handler_labels): Don't build the hashtable.
23004 (maybe_remove_eh_handler): Remove.
23005 (for_each_eh_label): Rewrite to walk the tree.
23006 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23007 * except.h (maybe_remove_eh_handler): Remove.
23008 * passes.c (init_optimization_passes): Schedule second EH cleanup
23010 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23011 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23013 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23015 * genoutput.c (validate_optab_operands): New.
23016 (gen_insn, gen_expand): Call it.
23018 * genflags.c (gen_insn): Detect misused iterators.
23019 (main): Pass line_no to gen_insn, exit with status 1 on error.
23021 * genextract.c (line_no): Make global.
23022 (VEC_safe_set_locstr): Change assertion to error message.
23023 (main): Exit with status 1 on error.
23025 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23029 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23030 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23031 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23032 * c-convert.c (convert): Do not call fold on results of conversion
23033 functions when the result is a C_MAYBE_CONST_EXPR.
23034 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23035 of __builtin_choose_expr.
23036 * c-typeck.c (remove_c_maybe_const_expr): New.
23037 (build_unary_op, build_conditional_expr, build_compound_expr,
23038 build_binary_op, c_objc_common_truthvalue_conversion): Call
23039 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23042 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23044 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23045 CODE to produce a new one. Add a prototype to use fold_convert_const
23047 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23050 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23051 mix declarations and code.
23053 2009-04-08 Ben Elliston <bje@au.ibm.com>
23055 * gcc.c: Replace `CC' with `GCC' throughout.
23057 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23059 * doc/invoke.texi: Document Atom support.
23061 2009-04-07 Jason Merrill <jason@redhat.com>
23064 * c-common.h, c-common.c: Add flag_pretty_templates.
23065 * c-opts.c (c_common_handle_option): Set it.
23066 * c.opt: Add -fno-pretty-templates.
23067 * doc/invoke.texi (C++ Dialect Options): Likewise.
23069 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23071 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23072 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23073 (ia64_expand_builtin): Likewise.
23075 2009-04-07 Martin Jambor <mjambor@suse.cz>
23077 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23078 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23079 ADDR_EXPRS are include too.
23081 2009-04-07 Richard Guenther <rguenther@suse.de>
23083 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23084 decls are only used if passes as parameters or if they are
23085 local statics and the call is not to a builtin.
23086 (call_may_clobber_ref_p_1): Likewise.
23088 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23090 * expr.c (do_store_flag): Remove last argument. Simplify code
23091 to avoid duplication of tests already done by can_compare_p.
23092 (expand_expr_real_1): Adjust caller.
23094 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23096 * optabs.c (can_compare_p): Test the predicate of a
23097 cbranch and cstore pattern.
23099 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23101 * expr.c (convert_move): Use emit_store_flag instead of
23104 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23106 * config/i386/i386.c (ix86_compare_emitted): Remove.
23107 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23108 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23109 * config/i386/i386.h (ix86_compare_emitted): Remove.
23110 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23111 instead of ix86_compare_emitted.
23112 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23114 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23116 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23117 Add t-sysroot-suffix to tmake_file.
23118 * config/print-sysroot-suffix.sh: New file.
23119 * config/t-sysroot-suffix: New file.
23121 2009-04-07 Ben Elliston <bje@au.ibm.com>
23123 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23124 as the latter produces a warning when the target does not support
23127 2009-04-07 Ben Elliston <bje@au.ibm.com>
23129 * dfp.c: Replace type punning assignments with memcpy throughout.
23130 * Makefile.in (dfp.o-warn): Remove.
23132 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23135 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23136 Include soft-fp/t-softfp after rs6000/t-linux64.
23138 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23140 * stor-layout.c (set_sizetype): Use the full precision of their
23141 machine mode for bitsize types.
23143 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23145 * config/i386/i386.md: Revert 2 accidental checkins.
23147 2009-04-06 Joey Ye <joey.ye@intel.com>
23148 Xuepeng Guo <xuepeng.guo@intel.com>
23149 H.J. Lu <hongjiu.lu@intel.com>
23151 Atom pipeline model, tuning and insn selection.
23152 * config.gcc (atom): Add atom config options and target.
23154 * config/i386/atom.md: New.
23156 * config/i386/i386.c (atom_cost): New cost.
23157 (m_ATOM): New macro flag.
23158 (initial_ix86_tune_features): Set m_ATOM.
23159 (x86_accumulate_outgoing_args): Likewise.
23160 (x86_arch_always_fancy_math_387): Likewise.
23161 (processor_target): Add Atom cost.
23162 (cpu_names): Add Atom cpu name.
23163 (override_options): Set Atom ISA.
23164 (ix86_issue_rate): New case PROCESSOR_ATOM.
23165 (ix86_adjust_cost): Likewise.
23167 * config/i386/i386.h (TARGET_ATOM): New target macro.
23168 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23169 (TARGET_OPT_AGU): New target option.
23170 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23171 (processor_type): Add PROCESSOR_ATOM.
23173 * config/i386/i386.md (cpu): Add new value "atom".
23174 (use_carry, movu): New attr.
23175 (atom.md): Include atom.md.
23176 (adddi3_carry_rex64): Set attr "use_carry".
23177 (addqi3_carry): Likewise.
23178 (addhi3_carry): Likewise.
23179 (addsi3_carry): Likewise.
23180 (*addsi3_carry_zext): Likewise.
23181 (subdi3_carry_rex64): Likewise.
23182 (subqi3_carry): Likewise.
23183 (subhi3_carry): Likewise.
23184 (subsi3_carry): Likewise.
23185 (x86_movdicc_0_m1_rex64): Likewise.
23186 (*x86_movdicc_0_m1_se): Likewise.
23187 (x86_movsicc_0_m1): Likewise.
23188 (*x86_movsicc_0_m1_se): Likewise.
23189 (*adddi_1_rex64): Emit add insn as much as possible.
23190 (*addsi_1): Likewise.
23191 (return_internal): Set atom_unit.
23192 (return_internal_long): Likewise.
23193 (return_pop_internal): Likewise.
23194 (*rcpsf2_sse): Set atom_sse_attr attr.
23195 (*qrt<mode>2_sse): Likewise.
23196 (*prefetch_sse): Likewise.
23198 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23200 (ix86_target_macros_internal): Likewise.
23202 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23203 (*prefetch_sse_rex): Likewise.
23204 (sse_rcpv4sf2): Likewise.
23205 (sse_vmrcpv4sf2): Likewise.
23206 (sse_sqrtv4sf2): Likewise.
23207 (<sse>_vmsqrt<mode>2): Likewise.
23208 (sse_ldmxcsr): Likewise.
23209 (sse_stmxcsr): Likewise.
23210 (*sse_sfence): Likewise.
23211 (sse2_clflush): Likewise.
23212 (*sse2_mfence): Likewise.
23213 (*sse2_lfence): Likewise.
23214 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23215 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23216 (avx_movdqu<avxmodesuffix>): Likewise.
23217 (avx_lddqu<avxmodesuffix>): Likewise.
23218 (sse2_movntv2di): Change attr "type" to "ssemov".
23219 (sse2_movntsi): Likewise.
23220 (rsqrtv8sf2): Change attr "type" to "sseadd".
23221 (sse3_addsubv2df3): Set attr "atom_unit".
23222 (sse3_h<plusminus_insn>v4sf3): Likewise.
23223 (*sse2_pmaddwd): Likewise.
23224 (*vec_extractv2di_1_rex64): Likewise.
23225 (*vec_extractv2di_1_avx): Likewise.
23226 (sse2_psadbw): Likewise.
23227 (ssse3_phaddwv8hi3): Likewise.
23228 (ssse3_phaddwv4hi3): Likewise.
23229 (ssse3_phadddv4si3): Likewise.
23230 (ssse3_phadddv2si3): Likewise.
23231 (ssse3_phaddswv8hi3): Likewise.
23232 (ssse3_phaddswv4hi3): Likewise.
23233 (ssse3_phsubwv8hi3): Likewise.
23234 (ssse3_phsubwv4hi3): Likewise.
23235 (ssse3_phsubdv4si3): Likewise.
23236 (ssse3_phsubdv2si3): Likewise.
23237 (ssse3_phsubswv8hi3): Likewise.
23238 (ssse3_phsubswv4hi3): Likewise.
23239 (ssse3_pmaddubsw128): Likewise.
23240 (sse3_pmaddubsw: Likewise.
23241 (ssse3_palignrti): Likewise.
23242 (ssse3_palignrdi): Likewise.
23244 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23246 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23248 2009-04-06 Richard Guenther <rguenther@suse.de>
23250 PR tree-optimization/28868
23251 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23252 of which PHI results we inserted.
23253 (insert_into_preds_of_block): Record inserted PHIs.
23254 (eliminate): Eliminate redundant PHI nodes.
23255 (init_pre): Init inserted_phi_names.
23257 2009-04-06 Richard Guenther <rguenther@suse.de>
23259 PR tree-optimization/39643
23260 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23261 IMAGPART_EXPRs of complex constants.
23262 (execute_fold_all_builtins): If we folded a call queue
23263 TODO_update_address_taken.
23265 2009-04-06 Jan Hubicka <jh@suse.cz>
23267 PR middle-end/39659
23268 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23271 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23273 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23275 (ic_invalidate_array): Likewise.
23277 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23279 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23280 alignment for library calls.
23282 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23284 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23285 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23286 * config/i386/mingw-stdint.h: New file.
23288 2009-04-05 Richard Guenther <rguenther@suse.de>
23290 PR tree-optimization/39648
23291 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23292 our &A vs. &A[0] IL deficiencies.
23294 2009-04-04 Jan Hubicka <jh@suse.cz>
23296 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23297 removed toplevel regions.
23298 (sjlj_mark_call_sites): Likewise.
23300 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23302 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23303 (cygwin tm clause use_gcc_stdint): Set to wrap.
23304 * config/i386/cygwin-stdint.h: New file.
23306 2009-04-04 Richard Guenther <rguenther@suse.de>
23308 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23309 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23310 single-argument PHIs if we are in loop-closed SSA form.
23311 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23312 for the pre-condition.
23313 (slpeel_tree_peel_loop_to_edge): Likewise.
23314 (vect_build_loop_niters): Take an optional sequence to append stmts.
23315 (vect_generate_tmps_on_preheader): Likewise.
23316 (vect_do_peeling_for_loop_bound): Take extra guards for the
23318 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23319 the cost model check.
23320 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23321 guards if we are going to peel. Do not apply versioning in that case.
23322 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23323 (vect_do_peeling_for_loop_bound): Likewise.
23324 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23325 loop bound only record extra pre-conditions, do not apply loop
23328 2009-04-04 Richard Guenther <rguenther@suse.de>
23330 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23333 2009-04-04 Jan Hubicka <jh@suse.cz>
23335 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23336 last_basic_block for size of bb->index indexed array.
23337 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23338 compute_out, link_btr_uses, build_btr_def_use_webs,
23339 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23341 2009-04-04 Jan Hubicka <jh@suse.cz>
23343 * except.c (remove_eh_handler_and_replace): Break out from ...
23344 (remove_eh_handler): ... here.
23345 (bring_to_root): New function.
23346 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23347 handled ones, bring others to root of tree.
23349 2009-04-04 Jan Hubicka <jh@suse.cz>
23351 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23352 (all_phis_safe_to_merge): New function.
23353 (update_info): New structure.
23354 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23355 (cleanup_empty_eh): Update SSA if possible.
23357 2009-04-04 Richard Guenther <rguenther@suse.de>
23359 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23360 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23361 (append_vuse): Likewise.
23363 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23365 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23366 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23367 instead of REG_UNSAVED for DW_CFA_undefined.
23368 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23369 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23372 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23375 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23377 2009-04-04 Richard Guenther <rguenther@suse.de>
23379 PR tree-optimization/8781
23380 PR tree-optimization/37892
23381 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23382 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23383 (valueize_refs): Call it for *& valueizations.
23384 (shared_reference_ops_from_ref): Rename to ...
23385 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23386 (shared_reference_ops_from_call): Rename to ...
23387 (valueize_shared_reference_ops_from_call): ... this and valueize.
23388 (vn_reference_lookup): Update.
23389 (visit_reference_op_call): Likewise.
23390 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23391 (eliminate): Value-replace the call address in call statements.
23393 2009-04-04 Richard Guenther <rguenther@suse.de>
23395 PR tree-optimization/39636
23396 * tree-ssa-forwprop.c
23397 (forward_propagate_addr_into_variable_array_index): Check for
23398 GIMPLE_ASSIGN before accessing the rhs code.
23400 2009-04-03 Jason Merrill <jason@redhat.com>
23402 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23404 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23406 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23407 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23408 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23409 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23410 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23411 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23412 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23413 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23414 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23415 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23416 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23417 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23418 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23419 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23420 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23421 Use fr_reg_or_fp01_operand instead of fr_register_operand
23423 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23424 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23425 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23427 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23429 PR rtl-optimization/39607
23430 PR rtl-optimization/39631
23434 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23435 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23436 instead of DF_LR_OUT.
23437 * ira-lives.c (process_bb_node_lives): Ditto.
23438 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23439 instead of DF_LR_{OUT,IN}.
23440 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23441 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23443 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23445 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23446 (execute_lower_omp): Always run but take the short way out if -fopenmp
23448 (gate_lower_omp): Remove, forcing the pass manager to always run the
23449 pass and always set PROP_gimple_lomp.
23450 (pass_lower_omp): Remove gate function.
23451 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23452 PROP_trees. Instead, require it.
23453 * ipa-cp.c (pass_ipa_cp): Likewise.
23454 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23455 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23456 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23457 and PROP_gimple_leh.
23459 2009-04-03 Richard Guenther <rguenther@suse.de>
23461 PR middle-end/13146
23462 PR tree-optimization/23940
23463 PR tree-optimization/33237
23464 PR middle-end/33974
23465 PR middle-end/34093
23466 PR tree-optimization/36201
23467 PR tree-optimization/36230
23468 PR tree-optimization/38049
23469 PR tree-optimization/38207
23470 PR tree-optimization/38230
23471 PR tree-optimization/38301
23472 PR tree-optimization/38585
23473 PR middle-end/38895
23474 PR tree-optimization/38985
23475 PR tree-optimization/39299
23476 * tree-ssa-structalias.h: Remove.
23477 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23478 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23479 (struct vuse_element_d): Remove.
23480 (struct vuse_vec_d): Likewise.
23481 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23482 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23483 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23484 VUSE_ELEMENT_VAR): Likewise.
23485 (struct voptype_d): Likewise.
23486 (NUM_VOP_FREE_BUCKETS): Likewise.
23487 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23488 (struct stmt_operands_d): Remove.
23489 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23490 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23491 VDEF_NUM, VDEF_VECT): Likewise.
23492 (copy_virtual_operands): Remove.
23493 (operand_build_cmp): Likewise.
23494 (create_ssa_artificial_load_stmt): Likewise.
23495 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23496 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23497 vuse_index and mayuse_index members. Pack and move done and iter_type
23498 members to the front.
23499 (SSA_OP_VMAYUSE): Remove.
23500 (SSA_OP_VIRTUAL_USES): Adjust.
23501 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23502 (unlink_stmt_vdef): Declare.
23503 (add_to_addressable_set): Remove.
23504 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23505 (vrp_visit_stmt): Likewise.
23506 * doc/tree-ssa.texi (Alias analysis): Update.
23507 * doc/invoke.texi (max-aliased-vops): Remove docs.
23508 (avg-aliased-vops): Likewise.
23509 * tree-into-ssa.c (syms_to_rename): Remove.
23510 (need_to_update_vops_p): Likewise.
23511 (need_to_initialize_update_ssa_p): Rename to ...
23512 (update_ssa_initialized_fn): ... this. Track function we are
23514 (symbol_marked_for_renaming): Simplify.
23515 (add_new_name_mapping): Do not set need_to_update_vops_p.
23516 (dump_currdefs): Use SYMS_TO_RENAME.
23517 (rewrite_update_stmt): Always walk all uses/defs.
23518 (dump_update_ssa): Adjust.
23519 (init_update_ssa): Take function argument. Track what we are
23521 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23522 (create_new_def_for): Initialize for cfun, assert we are initialized
23524 (mark_sym_for_renaming): Simplify.
23525 (mark_set_for_renaming): Do not initialize update-ssa.
23526 (need_ssa_update_p): Simplify. Take function argument.
23527 (name_mappings_registered_p): Assert we ask for the correct function.
23528 (name_registered_for_update_p): Likewise.
23529 (ssa_names_to_replace): Likewise.
23530 (release_ssa_name_after_update_ssa): Likewise.
23531 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23532 (dump_decl_set): Do not print a newline.
23533 (debug_decl_set): Do it here.
23534 (dump_update_ssa): And here.
23535 * tree-ssa-loop-im.c (move_computations): Adjust.
23536 (movement_possibility): Likewise.
23537 (determine_max_movement): Likewise.
23538 (gather_mem_refs_stmt): Likewise.
23539 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23540 or NAME_MEMORY_TAG.
23541 * tree-complex.c (update_all_vops): Remove.
23542 (expand_complex_move): Adjust.
23543 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23544 Simplify test for memory referencing statement. Exclude
23545 non-invariant ADDR_EXPRs.
23546 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23547 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23548 (rdg_flag_uses): Likewise.
23549 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23551 (tree_optimize_tail_calls_1): Also split the
23552 edge from the entry block if we have degenerate PHI nodes in
23553 the first basic block.
23554 * tree.c (init_ttree): Remove memory-tag related code.
23555 (tree_code_size): Likewise.
23556 (tree_node_structure): Likewise.
23557 (build7_stat): Re-write to be build6_stat.
23558 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23559 (SSA_VAR_P): Adjust.
23560 (struct tree_memory_tag): Remove.
23561 (struct tree_memory_partition_tag): Likewise.
23562 (union tree_node): Adjust.
23563 (build7): Re-write to be build6.
23564 * tree-pass.h (pass_reset_cc_flags): Remove.
23565 (TODO_update_address_taken): New flag.
23566 (pass_simple_dse): Remove.
23567 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23568 * params.h (MAX_ALIASED_VOPS): Remove.
23569 (AVG_ALIASED_VOPS): Likewise.
23570 * omp-low.c (expand_omp_taskreg): Update SSA form.
23571 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23572 aliases the lhs in a copy stmt.
23573 * tree-ssa-dse.c (struct address_walk_data): Remove.
23574 (memory_ssa_name_same): Likewise.
23575 (memory_address_same): Likewise.
23576 (get_kill_of_stmt_lhs): Likewise.
23577 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23578 unused stores. Look through PHI nodes into post-dominated regions.
23579 (dse_optimize_stmt): Simplify. Properly remove stores.
23580 (tree_ssa_dse): Compute dominators.
23581 (execute_simple_dse): Remove.
23582 (pass_simple_dse): Likewise.
23583 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23584 gimple_loaded_syms and gimple_stored_syms computation.
23585 * toplev.c (dump_memory_report): Dump alias and pta stats.
23586 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23587 (vn_reference_eq): Likewise.
23588 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23589 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23590 valueize_vuses): Remove.
23591 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23592 (get_def_ref_stmt_vuse): ... this.
23593 (vn_reference_lookup_2): New function.
23594 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23595 walking equivalent vuses. Simplify.
23596 (vn_reference_lookup): Likewise.
23597 (vn_reference_insert): Likewise.
23598 (vn_reference_insert_pieces): Likewise.
23599 (visit_reference_op_call): Simplify.
23600 (visit_reference_op_load): Likewise.
23601 (visit_reference_op_store): Likewise.
23602 (init_scc_vn): Remove shared_lookup_vuses initialization.
23603 (free_scc_vn): Remove shared_lookup_vuses freeing.
23604 (sort_vuses, sort_vuses_heap): Remove.
23605 (get_ref_from_reference_ops): Export.
23606 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23607 vector with single vuse pointer.
23608 (vn_reference_lookup_pieces, vn_reference_lookup,
23609 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23610 (shared_vuses_from_stmt): Remove.
23611 (get_ref_from_reference_ops): Declare.
23612 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23613 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23614 memory-tag related code.
23615 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23616 (likely_value): Add comment, skip static-chain of call statements.
23617 (surely_varying_stmt_p): Adjust.
23618 (gimplify_and_update_call_from_tree): Likewise.
23619 (execute_fold_all_builtins): Do not rebuild alias info.
23620 (gimplify_and_update_call_from_tree): Properly update VOPs.
23621 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23622 (copy_ref_info): Remove memory-tag related code.
23623 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23624 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23625 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23627 * tree-ssa-dom.c (gimple_p): Remove typedef.
23628 (eliminate_redundant_computations): Adjust.
23629 (record_equivalences_from_stmt): Likewise.
23630 (avail_expr_hash): Likewise.
23631 (avail_expr_eq): Likewise.
23632 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23633 (stmt_makes_single_load): Likewise.
23634 (stmt_makes_single_store): Likewise.
23635 * tree-ssa-alias.c: Rewrite completely.
23636 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23637 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23638 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23639 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23640 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23641 Remove public functions.
23642 (pass_reset_cc_flags): Remove.
23643 (pass_build_alias): Move ...
23644 * tree-ssa-structalias.c (pass_build_alias): ... here.
23645 * tree-ssa-alias.c (may_be_aliased): Move ...
23646 * tree-flow-inline.h (may_be_aliased): ... here.
23647 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23648 count_uses_and_derefs): Move ...
23649 * gimple.c: ... here.
23650 * gimple.h (count_uses_and_derefs): Declare.
23651 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23652 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23653 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23654 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23655 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23656 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23657 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23659 * tree-dfa.c (refs_may_alias_p): Move ...
23660 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23661 * tree-ssa-alias.h: New file.
23662 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23663 (statement_sink_location): Likewise.
23664 * opts.c (decode_options): Do not adjust max-aliased-vops or
23665 avg-aliased-vops values.
23666 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23667 (TV_CALL_CLOBBER): Likewise.
23668 (TV_FLOW_SENSITIVE): Likewise.
23669 (TV_FLOW_INSENSITIVE): Likewise.
23670 (TV_MEMORY_PARTITIONING): Likewise.
23671 (TV_ALIAS_STMT_WALK): New timevar.
23672 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23673 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23674 (get_address_description): Remove memory-tag related code.
23675 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23676 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23677 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23678 and immediate uses in statements. Document.
23679 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23680 (dump_symbols): Remove.
23681 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23682 * alias.c (get_deref_alias_set): New function split out from ...
23683 (get_alias_set): ... here.
23684 * alias.h (get_deref_alias_set): Declare.
23685 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23686 type parameter. Remove restrict pointer handling. Create a
23687 ref-all pointer in case type-based alias sets do not conflict.
23688 (vect_analyze_data_refs): Remove SMT related code.
23689 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23690 (vectorizable_load): Likewise.
23691 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23692 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23693 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23694 Ignore vops and SMTs.
23695 (dr_analyze_alias): Likewise..
23696 (free_data_ref): Likewise.
23697 (create_data_ref): Likewise.
23698 (analyze_all_data_dependences): Likewise.
23699 (get_references_in_stmt): Adjust.
23700 * tree-flow-inline.h (gimple_aliases_computed_p,
23701 gimple_addressable_vars, gimple_call_clobbered_vars,
23702 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23703 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23704 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23705 gimple_mem_ref_stats): Remove.
23706 (gimple_vop): New function.
23707 (op_iter_next_use): Remove vuses and mayuses cases.
23708 (op_iter_next_def): Remove vdefs case.
23709 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23710 (clear_and_done_ssa_iter): Do not set removed fields.
23711 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23712 Assert we are not iterating over vuses or vdefs if not also
23713 iterating over uses or defs.
23714 (op_iter_init_use): Likewise.
23715 (op_iter_init_def): Likewise.
23716 (op_iter_next_vdef): Remove.
23717 (op_iter_next_mustdef): Likewise.
23718 (op_iter_init_vdef): Likewise.
23719 (compare_ssa_operands_equal): Likewise.
23720 (link_use_stmts_after): Handle vuse operand.
23721 (is_call_used): Use is_call_clobbered.
23722 (is_call_clobbered): Global variables are always call clobbered,
23723 query the call-clobbers bitmap.
23724 (mark_call_clobbered): Ignore global variables.
23725 (clear_call_clobbered): Likewise.
23726 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23727 virtual operands sanity check.
23728 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23730 (TARGET_MEM_REF): Remove TMR_TAG operand.
23731 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23732 Remove call-clobber related code.
23733 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23734 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23735 partitions or escape reason.
23736 (get_single_def_stmt, get_single_def_stmt_from_phi,
23737 get_single_def_stmt_with_phi): Remove.
23738 (dump_referenced_vars): Tidy.
23739 (get_ref_base_and_extent): Allow bare decls.
23740 (collect_dfa_stats): Adjust.
23741 * graphite.c (rename_variables_in_stmt): Adjust.
23742 (graphite_copy_stmts_from_block): Likewise.
23743 (translate_clast): Likewise.
23744 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23746 (translate_vuse_through_block): Use the oracle.
23747 (phi_translate_1): Adjust.
23748 (value_dies_in_block_x): Use the oracle. Cache the outcome
23750 (valid_in_sets): Check if the VUSE for
23751 a REFERENCE is available.
23752 (eliminate): Do not remove stmts during elimination,
23753 instead queue and remove them afterwards.
23754 (do_pre): Do not rebuild alias info.
23755 (pass_pre): Run TODO_rebuild_alias before PRE.
23756 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23757 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23758 (mark_all_v_defs_stmt): Remove.
23759 (mark_all_v_defs_seq): Adjust.
23760 (sra_replace): Likewise.
23761 (scalarize_use): Likewise.
23762 (scalarize_copy): Likewise.
23763 (scalarize_init): Likewise.
23764 (scalarize_ldst): Likewise.
23765 (todoflags): Remove.
23766 (tree_sra): Do not rebuild alias info.
23767 (tree_sra_early): Adjust.
23768 (pass_sra): Run TODO_update_address_taken before SRA.
23769 * tree-predcom.c (set_alias_info): Remove.
23770 (prepare_initializers_chain): Do not call it.
23771 (mark_virtual_ops_for_renaming): Adjust.
23772 (mark_virtual_ops_for_renaming_list): Remove.
23773 (initialize_root_vars): Adjust.
23774 (initialize_root_vars_lm): Likewise.
23775 (prepare_initializers_chain): Likewise.
23776 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23777 (may_propagate_copy_into_stmt): Likewise.
23778 (merge_alias_info): Do nothing for now.
23779 (propagate_tree_value_into_stmt): Adjust.
23780 (stmt_may_generate_copy): Likewise.
23781 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23782 not mark symbols for renaming.
23783 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23784 with the same statement, make sure to update the new pointed-to one.
23785 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23786 call statements, do not mark symbols for renaming.
23787 (mark_operand_necessary): Dump something.
23788 (ref_may_be_aliased): New function.
23789 (mark_aliased_reaching_defs_necessary_1): New helper function.
23790 (mark_aliased_reaching_defs_necessary): Likewise.
23791 (mark_all_reaching_defs_necessary_1): Likewise.
23792 (mark_all_reaching_defs_necessary): Likewise.
23793 (propagate_necessity): Do not process virtual PHIs. For
23794 non-aliased loads mark all reaching definitions as necessary.
23795 For aliased loads and stores mark the immediate dominating
23796 aliased clobbers as necessary.
23797 (visited): New global static.
23798 (perform_tree_ssa_dce): Free visited bitmap after propagating
23800 (remove_dead_phis): Perform simple dead virtual PHI removal.
23801 (remove_dead_stmt): Properly unlink virtual operands when
23803 (eliminate_unnecessary_stmts): Schedule PHI removal after
23805 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23806 (process_replaceable): Likewise.
23807 (find_replaceable_in_bb): Likewise.
23808 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23809 based on the single gimple vop.
23810 (verify_flow_insensitive_alias_info): Remove.
23811 (verify_flow_sensitive_alias_info): Likewise.
23812 (verify_call_clobbering): Likewise.
23813 (verify_memory_partitions): Likewise.
23814 (verify_alias_info): Likewise.
23815 (verify_ssa): Adjust..
23816 (execute_update_addresses_taken): Export. Update SSA
23817 manually. Optimize only when optimizing. Use a local bitmap.
23818 (pass_update_address_taken): Remove TODO_update_ssa, add
23820 (pass_update_address_taken): Just use TODO_update_address_taken.
23821 (init_tree_ssa): Do not initialize addressable_vars.
23822 (verify_ssa): Verify new VUSE / VDEF properties.
23823 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23824 Do not call verify_alias_info.
23825 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23826 Do not free the loaded and stored syms bitmaps. Reset the escaped
23827 and callused solutions. Do not free addressable_vars.
23828 Remove memory-tag related code.
23829 (warn_uninitialized_var): Aliases are always available.
23830 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23831 * lambda-code.c (can_put_in_inner_loop): Adjust.
23832 (can_put_after_inner_loop): Likewise.
23833 (perfect_nestify): Likewise.
23834 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23835 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23836 (vectorizable_conversion): Do not mark symbols for renaming.
23837 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23838 (expand_call_inline): Unlink the calls virtual operands before
23840 (tree_function_versioning): Do not call update_ssa if we are not
23841 updating clones. Simplify.
23842 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23843 (propagate_with_phi): Likewise..
23844 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23845 clobber code. Assert we are not aliased or global.
23846 * tree-flow.h: Include tree-ssa-alias.h
23847 (enum escape_type): Remove.
23848 (struct mem_sym_stats_d): Likewise.
23849 (struct mem_ref_stats_d): Likewise.
23850 (struct gimple_df): Add vop member. Remove global_var,
23851 call_clobbered_vars, call_used_vars, addressable_vars,
23852 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23853 escaped and callused members.
23854 (struct ptr_info_def): Remove all members, add points-to solution
23856 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23857 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23858 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23859 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23860 (tree-ssa-alias.o): Likewise.
23861 (toplev.o): Add tree-ssa-alias.h
23862 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23863 * gimple.c (gimple_set_bb): Fix off-by-one error.
23864 (is_gimple_reg): Do not handle memory tags.
23865 (gimple_copy): Also copy virtual operands.
23866 Delay updating the statement. Do not reset loaded and stored syms.
23867 (gimple_set_stored_syms): Remove.
23868 (gimple_set_loaded_syms): Likewise.
23869 (gimple_call_copy_skip_args): Copy the virtual operands
23870 and mark the new statement modified.
23871 * tree-ssa-structalias.c (may_alias_p): Remove.
23872 (set_uids_in_ptset): Take the alias set to prune with as
23873 parameter. Fold in the alias test of may_alias_p.
23874 (compute_points_to_sets): Compute whether a ptr is dereferenced
23875 in a local sbitmap.
23876 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23877 other ADDRESSOF constraints on the lhs.
23878 (get_constraint_for_component_ref): Assert that we don't get
23879 ADDRESSOF constraints from the base of the reference.
23880 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23881 (struct variable_info): Remove collapsed_to member.
23882 (get_varinfo_fc): Remove.
23883 (new_var_info): Do not set collapsed_to.
23884 (dump_constraint): Do not follow cycles.
23885 (dump_constraint_graph): Likewise.
23886 (build_pred_graph): Likewise.
23887 (build_succ_graph): Likewise.
23888 (rewrite_constraints): Likewise.
23889 (do_simple_structure_copy): Remove.
23890 (do_rhs_deref_structure_copy): Remove.
23891 (do_lhs_deref_structure_copy): Remove.
23892 (collapse_rest_of_var): Remove.
23893 (do_structure_copy): Re-implement.
23894 (pta_stats): New global variable.
23895 (dump_pta_stats): New function.
23896 (struct constraint_expr): Make offset signed.
23897 (UNKNOWN_OFFSET): Define special value.
23898 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23899 (solution_set_expand): New helper function split out from ...
23900 (do_sd_constraint): ... here.
23901 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23902 (do_ds_constraint): Likewise.
23903 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23904 and CALLUSED = *CALLUSED.
23905 (set_union_with_increment): Make inc argument signed.
23906 (type_safe): Remove.
23907 (get_constraint_for_ptr_offset): Handle unknown and negative
23909 (first_vi_for_offset): Handle offsets before start. Bail
23910 out early for offsets beyond the variable extent.
23911 (first_or_preceding_vi_for_offset): New function.
23912 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23913 Together with ESCAPED = *ESCAPED this properly computes reachability.
23914 (find_what_var_points_to): New function.
23915 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23916 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23917 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23918 pt_solutions_intersect): New functions.
23919 (compute_call_used_vars): Remove.
23920 (compute_may_aliases): New main entry into PTA computation.
23921 * gimple.h (gimple_p): New typedef.
23922 (struct gimple_statement_base): Remove references_memory_p.
23923 (struct gimple_statement_with_memory_ops_base): Remove
23924 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23926 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23927 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23928 gimple_set_references_memory): Remove.
23929 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23930 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23932 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23933 (verify_expr): Allow RESULT_DECL.
23934 (gimple_duplicate_bb): Do not copy virtual operands.
23935 (gimple_duplicate_sese_region): Adjust.
23936 (gimple_duplicate_sese_tail): Likewise.
23937 (mark_virtual_ops_in_region): Remove.
23938 (move_sese_region_to_fn): Do not call it.
23939 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23940 and pass_simple_dse.
23941 (execute_function_todo): Handle TODO_update_address_taken,
23942 call execute_update_addresses_taken for TODO_rebuild_alias.
23943 (execute_todo): Adjust.
23944 (execute_one_pass): Init dump files early.
23945 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23947 (create_general_new_stmt): Clear vops.
23948 * tree-ssa-reassoc.c (get_rank): Adjust.
23949 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23950 symbols for renaming.
23951 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23952 (PARAM_AVG_ALIASED_VOPS): Likewise.
23953 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23954 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23955 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23956 (operand_build_cmp, copy_virtual_operands,
23957 create_ssa_artificial_load_stmt, add_to_addressable_set,
23958 gimple_add_to_addresses_taken): Remove public functions.
23959 (unlink_stmt_vdef): New function.
23961 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23963 * config.gcc (powerpc-*-linux*): Merge variants.
23965 2009-04-02 Chao-ying Fu <fu@mips.com>
23966 James Grosbach <james.grosbach@microchip.com>
23968 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23969 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23971 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23972 keep_interrupts_masked_p, use_debug_exception_return_p.
23973 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23974 keep_interrupts_masked, use_debug_exception_return.
23975 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23976 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23978 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23979 (mips_print_operand): Process COP0 registers to print $0 .. $31
23980 correctly for GAS to process.
23981 (mips_interrupt_extra_call_saved_reg_p): New function.
23982 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23984 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23985 (mips_compute_frame_info): Add supports for interrupt context that
23986 includes doubleword accumulators and COP0 registers.
23987 (mips_for_each_saved_acc): New function.
23988 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23989 mips_for_each_saved_reg.
23990 (mips_save_reg): Save accumulators.
23991 (mips_kernel_reg_p): A new for_each_rtx callback.
23992 (mips_expand_prologue): Support interrupt handlers.
23993 (mips_restore_reg): Restore accumulators.
23994 (mips_expand_epilogue): Support interrupt handlers.
23995 (mips_can_use_return_insn): Return false for interrupt handlers.
23996 (mips_epilogue_uses): New function.
23997 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23998 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23999 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24000 cop0_move): New instructions.
24001 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24002 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24004 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24006 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24007 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24008 interrupt handlers, we use K0 as the temporary register.
24009 (EPILOGUE_USES): Change to a function call.
24010 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24011 handlers, we use K0 as the temporary register.
24013 * doc/extend.texi (Function Attributes): Document interrupt,
24014 use_shadow_register_set, keep_interrupts_masked,
24015 use_debug_exception_return for MIPS attributes.
24017 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24019 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24020 Remove a number of t-files from tmake_file.
24021 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24022 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24023 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24024 target_prototype, not TARGET_PROTOTYPE.
24025 (LINK_OS_GNU_SPEC): Define.
24026 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24027 and darwin-ldoubdle.c.
24029 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24032 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24033 (cpp_options): Ditto.
24034 (default_compilers): Ditto.
24035 (display_help): Ditto.
24036 (process_command): Ditto.
24037 (do_spec_1): Ditto.
24038 (set_input): Use lbasename instead of duplicate code.
24039 (save_temps_prefix): New static for -save-temps=obj.
24040 (save_temps_length): Ditto.
24042 * doc/invoke.texi (-save-temps=obj): Document new variant to
24043 -save-temps switch.
24045 2009-04-02 Jeff Law <law@redhat.com>
24047 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24050 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24052 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24053 * configure: Regenerated.
24055 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24057 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24058 share the argument list.
24060 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24064 2009-02-12 Diego Novillo <dnovillo@google.com>
24066 * varpool.c (debug_varpool): New.
24067 * cgraph.h (debug_varpool): Declare.
24069 2009-04-02 Jan Hubicka <jh@suse.cz>
24071 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24074 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24076 * config/i386/i386.c (ix86_abi): Move initialization to ...
24077 (override_options): Here.
24079 2009-04-02 Christian Bruel <christian.bruel@st.com>
24081 * config/sh/sh.c (sh_dwarf_register_span): New function.
24082 (TARGET_DWARF_REGISTER_SPAN): Define.
24083 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24085 2009-04-02 Ira Rosen <irar@il.ibm.com>
24087 PR tree-optimization/39595
24088 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24089 interleaved loads group is not greater than the SLP group size.
24091 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24093 * builtins.c (is_builtin_name): New.
24094 (called_as_built_in): Use is_builtin_name.
24095 * tree.h (is_builtin_name): New.
24096 * varasm.c (incorporeal_function_p): Use is_builtin_name
24098 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24100 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24102 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24105 * c-decl.c (clone_underlying_type): Move this ...
24106 * c-common.c (set_underlying_type): ... here.
24107 Also, make sure the function properly sets TYPE_STUB_DECL() on
24108 the newly created typedef variant type.
24109 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24110 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24113 2009-04-02 Richard Guenther <rguenther@suse.de>
24115 PR tree-optimization/37221
24116 * tree-flow.h (degenerate_phi_result): Declare.
24117 * tree-ssa-dom.c (degenerate_phi_result): Export.
24118 * tree-scalar-evolution.c (analyze_initial_condition): If
24119 the initial condition is defined by a degenerate PHI node
24120 use the degenerate value.
24122 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24124 PR rtl-optimization/39588
24125 * combine.c (merge_outer_ops): Do not set the constant when this
24127 (simplify_shift_const_1): Do not modify it either in this case.
24129 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24131 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24132 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24134 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24137 * c-lex.c (interpret_float): Default (no suffix) is double.
24139 2009-04-1 Xinliang David Li <davidxl@google.com>
24141 * config/i386/i386.c (legitimate_constant_p): Recognize
24142 all one vector constant.
24144 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24146 * config/vax/vax.c: Add #includes to silence warnings.
24147 Change #include order to silence two warnings.
24149 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24151 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24152 (ASM_SPEC): Pass -k to the assembler for PIC code.
24154 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24156 * config.gcc: Add vax-*-linux* to the switch.
24157 * config/vax/linux.h: New file. (TARGET_VERSION,
24158 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24160 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24162 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24163 Use predicate macros instead of GET_CODE() == foo.
24164 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24165 ashlsi3, rotrsi3, <unnamed>): Likewise.
24167 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24169 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24170 jbbccihi, jbbccisi): Remova trailing whitespace.
24171 * config/vax/constraints.md: Likewise.
24172 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24173 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24174 * config/vax/predicates.md: Likewise.
24175 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24176 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24177 * config/vax/vax.h: Likewise.
24178 * config/vax/vax.md (nonlocal_goto): Likewise.
24180 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24182 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24183 (indirectable_address_p, adjacent_operands_p): Add spaces around
24185 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24187 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24189 * config/vax/vax.c (legitimate_constant_address_p,
24190 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24191 index_term_p, reg_plus_index_p, legitimate_address_p,
24192 vax_mode_dependent_address_p): Update comments to match functions
24193 modified by the recent int->bool conversion.
24195 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24197 * config/vax/builtins.md: Update copyright message.
24198 * config/vax/constraints.md: Likewise.
24199 * config/vax/netbsd-elf.h: Likewise.
24200 * config/vax/predicates.md: Likewise.
24201 * config/vax/vax-protos.h: Likewise.
24202 * config/vax/vax.c: Likewise.
24203 * config/vax/vax.h: Likewise.
24204 * config/vax/vax.md: Likewise.
24205 * config/vax/vax.opt: Likewise.
24207 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24209 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24210 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24211 * config/vax/constraints.md (B, R): Likewise.
24212 * config/vax/predicates.md (external_memory_operand,
24213 nonimmediate_addsub_di_operand): Likewise.
24214 * config/vax/vax.c (vax_output_int_add): Likewise.
24215 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24216 untyped_call): Likewise.
24218 2009-04-01 Matt Thomas <matt@3am-software.com>
24220 * config/vax/predicates.md: New file.
24221 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24222 external_const_operand, nonsymbolic_operand, external_memory_operand,
24223 indirect_memory_operand, indexed_memory_operand,
24224 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24225 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24227 * config/vax/constraints.md: New file.
24228 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24230 * config/vax/builtins.md: New file.
24231 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24232 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24234 * config/vax/vax.opt (mqmath): Add option.
24235 * config/vax/vax.md (isfx): Extend with DI.
24236 (VAXintQH, VAXintQHSD): Define.
24237 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24238 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24239 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24240 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24241 (movdi): Update constraints and use vax_output_int_move().
24242 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24243 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24244 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24245 nonlocal_goto): New.
24246 (mov<mode>): Extend accepted operand types.
24247 (subdi3_old): Rename from subdi3, change update constraints and use
24248 a new implementation.
24249 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24250 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24251 MOVE_RATIO, CLEAR_RATIO): Define.
24252 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24253 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24254 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24255 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24256 (split_quadword_operands): Make static and really allow variable
24258 (print_operand_address): Update for PIC generation.
24259 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24260 indexable_address_p, fixup_mathdi_operand,
24261 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24262 (vax_float_literal, legitimate_constant_p,
24263 indirectable_constant_address_p, index_term_p,
24264 reg_plus_index_p): Return bool instead of int.
24265 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24267 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24269 (vax_output_conditional_branch): Indent.
24270 (legitimate_constant_address_p, indirectable_constant_address_p,
24271 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24272 vax_mode_dependent_address_p): Return bool instead of int, update for
24274 * config/vax/vax-protos.h (legitimate_constant_address_p,
24275 legitimate_constant_p, legitimate_address_p,
24276 vax_mode_dependent_address_p): Change declaration to bool.
24277 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24278 vax_expand_addsub_di_operands, vax_output_int_subtract,
24279 vax_output_movmemsi): Declare.
24280 (split_quadword_operands, vax_float_literal): Delete declaration.
24281 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24282 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24283 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24284 ASM_OUTPUT_DWARF_PCREL): Define.
24285 (ASM_SPEC): Change definition to allow PIC generation.
24287 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24289 * doc/sourcebuild.texi: Update front-end requirements.
24291 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24294 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24295 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24296 (booldi3_internal3): Use boolean_or_operator instead of
24299 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24302 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24303 declarator whose size is not an integer constant expression but
24304 folds to an integer constant, then treat it as a constant
24307 2009-04-01 Richard Guenther <rguenther@suse.de>
24309 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24310 i * 4 + 2 to (i * 2 + 1) * 2.
24312 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24315 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24316 return if c_parser_asm_string_literal returned NULL.
24318 2009-04-01 Nick Clifton <nickc@redhat.com>
24320 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24322 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24323 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24324 other typedefs to avoid conflicts with libgcc2.c. Define labels
24325 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24327 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24328 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24331 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24333 * varasm.c (default_function_rodata_section): Declare DOT as
24336 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24337 Andrey Galkin <agalkin@hypercom.com>
24340 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24341 Make object_name unique for each process.
24343 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24346 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24347 addressable variables in the parallel that could go out of scope while
24348 running queued tasks.
24350 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24352 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24353 (CASE_VALUES_THRESHOLD): Redefine.
24354 * config/avr/avr.c (avr_override_options): Remove initialization of
24355 avr_case_values_threshold variable.
24356 (avr_case_values_threshold): Remove variable. Add new function.
24357 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24358 * config/avr/avr.opt (mno-tablejump): Remove option.
24359 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24361 2009-04-01 DJ Delorie <dj@redhat.com>
24363 * varasm.c (default_function_rodata_section): Don't assume
24364 anything about where the first '.' in the section name is.
24366 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24368 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24369 rs6000_emit_stack_tie.
24371 2009-03-31 Ian Lance Taylor <iant@google.com>
24373 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24374 gimple_code with GIMPLE_RESX, not RESX.
24376 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24378 * c-common.c (c_get_ident): New.
24379 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24381 2009-04-01 Ben Elliston <bje@au.ibm.com>
24383 * config/rs6000/sysv4.opt (msdata): Improve option description.
24385 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24387 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24388 (divdf3_internal_lat): Remove.
24389 (divxf3_internal_lat): Remove.
24390 (divxf3_internal_thr): Remove.
24391 (divxf): Use divxf3_internal.
24392 * config/ia64/div.md (divsf3_internal_lat): New.
24393 (divdf3_internal_lat): New.
24394 (divxf3_internal): New.
24396 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24399 * Makefile.in (USE_GCC_STDINT): Define.
24400 (stmp-int-hdrs): Install stdint.h if applicable.
24401 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24403 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24404 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24405 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24406 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24407 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24408 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24409 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24410 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24411 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24412 (c_common_nodes_and_builtins): Initialize
24413 underlying_wchar_type_node. Do not initialize
24414 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24415 nodes for new types.
24416 (c_stddef_cpp_builtins): Define macros for new types.
24417 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24419 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24420 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24421 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24422 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24423 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24424 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24425 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24426 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24427 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24428 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24429 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24430 int16_type_node, int32_type_node, int64_type_node,
24431 uint8_type_node, uint16_type_node, c_uint32_type_node,
24432 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24433 int_least32_type_node, int_least64_type_node,
24434 uint_least8_type_node, uint_least16_type_node,
24435 uint_least32_type_node, uint_least64_type_node,
24436 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24437 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24438 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24439 uintptr_type_node): Define.
24440 * c-cppbuiltin.c (builtin_define_constants,
24441 builtin_define_type_minmax): New.
24442 (builtin_define_stdint_macros): Define more macros.
24443 (c_cpp_builtins): Define more limit macros.
24444 (type_suffix): New.
24445 (builtin_define_type_max): Define in terms of
24446 builtin_define_type_minmax. Remove is_long parameter. All
24448 * config.gcc (use_gcc_stdint): Define.
24449 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24450 Add newlib-stdint.h for generic targets.
24451 * config/glibc-stdint.h, config/newlib-stdint.h,
24452 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24453 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24454 * config/score/score.h (UINTPTR_TYPE): Define.
24455 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24456 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24457 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24458 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24459 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24460 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24461 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24462 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24463 * config/spu/spu.h (STDINT_LONG32): Define.
24464 * configure.ac (use_gcc_stdint): Substitute.
24465 * configure: Regenerate.
24466 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24467 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24468 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24469 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24470 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24471 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24472 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24473 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24474 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24475 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24476 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24477 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24478 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24479 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24480 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24481 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24482 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24483 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24484 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24485 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24486 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24487 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24488 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24489 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24490 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24491 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24492 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24493 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24494 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24496 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24498 * loop-iv.c (suitable_set_for_replacement): Renamed from
24499 simplify_using_assignment; changed to return bool and to accept new
24500 args DEST and SRC. Return true iff we find a source/destination pair
24501 that can be used to make a replacement, and fill SRC and DEST if so.
24502 Remove arg ALTERED. Don't deal with altered regs here. All callers
24504 (simplify_using_initial_values): Deal with altered regs here and track
24505 more precisely the effect they have on the validity of our expression.
24507 * loop-iv.c (simplify_using_condition): A condition of the form
24508 (EQ REG CONST) can be used to simply make a substitution.
24509 (simplify_using_initial_values): Keep track of conditions we have seen
24510 and keep using them to simplify new expressions, while applying the
24511 same substitutions to them as to the expression.
24513 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24514 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24517 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24518 changed. Use this when trying to improve the upper bound.
24519 Generate the comparison by using simplify_gen_relational.
24521 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24523 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24525 (simplify_using_assignment, simplify_using_initial_values): Call
24526 replace_in_expr to make replacements. Call replace_single_def_regs
24527 once on the initial version of the expression.
24529 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24532 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24534 2009-03-31 Richard Guenther <rguenther@suse.de>
24536 PR middle-end/31029
24537 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24538 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24540 2009-03-31 Richard Guenther <rguenther@suse.de>
24542 * tree.h (div_if_zero_remainder): Declare.
24543 * fold-const.c (div_if_zero_remainder): Export.
24544 * tree-ssa-forwprop.c
24545 (forward_propagate_addr_into_variable_array_index): Handle
24546 constant array index addition outside of the variable index.
24548 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24551 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24552 define_splits, floatunssi<mode>2): Require x87 conversions from
24553 DImode to be permitted.
24555 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24557 PR preprocessor/15638
24558 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24560 2009-03-31 Richard Guenther <rguenther@suse.de>
24562 PR middle-end/23401
24563 PR middle-end/27810
24564 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24565 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24566 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24567 a separate statement.
24568 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24569 (lookup_tmp_var): Likewise.
24570 (is_gimple_formal_tmp_or_call_rhs): Remove.
24571 (is_gimple_reg_or_call_rhs): Rename to ...
24572 (is_gimple_reg_rhs_or_call): ... this.
24573 (is_gimple_mem_or_call_rhs): Rename to ...
24574 (is_gimple_mem_rhs_or_call): ... this.
24575 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24576 DECL_GIMPLE_REG_P only if is_formal is true.
24577 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24578 for non-proper post-modify expression gimplification.
24579 (gimplify_self_mod_expr): For post-modify expressions gimplify
24580 the lvalue to a minimal lvalue.
24581 (rhs_predicate_for): Remove formal temp case.
24582 (gimplify_modify_expr_rhs): Likewise.
24583 (gimplify_addr_expr): Use is_gimple_reg.
24584 (gimplify_expr): Remove formal temp cases.
24585 (gimple_regimplify_operands): Likewise.
24586 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24587 and FILTER_EXPR like constants.
24588 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24590 (is_gimple_formal_tmp_rhs): Remove.
24591 (is_gimple_reg_rhs): Remove special casing.
24592 (is_gimple_mem_rhs): Fix.
24593 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24594 (is_gimple_formal_tmp_var): Remove.
24595 (is_gimple_formal_tmp_reg): Likewise.
24596 (is_gimple_min_lval): Allow invariant component ref parts.
24597 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24598 is_gimple_formal_tmp_reg): Remove declarations.
24599 * tree-cfg.c (verify_expr): Verify that variables with address
24600 taken do not have DECL_GIMPLE_REG_P set.
24601 * tree-mudflap.c (mf_build_check_statement_for): Use
24602 force_gimple_operand instead of gimplify_expr.
24604 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24606 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24607 schedulable rows to compute_split_row.
24609 2009-03-31 Ben Elliston <bje@au.ibm.com>
24612 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24615 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24617 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24618 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24619 * configure: Regenerate.
24620 * config.in: Regenerate.
24621 * config/rs6000/rs6000.opt (mtls-markers): Add.
24622 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24623 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24624 (tls_ld_aix, tls_ld_sysv): Likewise.
24625 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24626 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24628 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24630 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24632 2009-03-30 Jan Hubicka <jh@suse.cz>
24634 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24636 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24637 detection and label handling.
24639 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24641 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24642 left_conflicts_size.
24643 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24644 ALLOCNO_LEFT_CONFLICTS_SIZE.
24646 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24647 remove_allocno_from_bucket_and_push,
24648 allocno_spill_priority_compare, push_allocnos_to_stack,
24649 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24650 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24651 (setup_allocno_left_conflicts_num): Ditto. Rename to
24652 setup_allocno_left_conflicts_size.
24653 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24654 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24655 setup_allocno_left_conflicts_size instead of
24656 setup_allocno_left_conflicts_num.
24658 * ira-build.c (ira_create_allocno): Use
24659 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24660 ALLOCNO_LEFT_CONFLICTS_NUM.
24662 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24664 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24665 instead of DF_LR_OUT.
24667 * ira-lives.c (process_bb_node_lives): Ditto.
24669 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24670 instead of DF_LR_{OUT,IN}.
24672 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24674 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24676 2009-03-30 Jan Hubicka <jh@suse.cz>
24678 * except.c (label_to_region_map): Fix thinko.
24680 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24682 PR middle-end/38237
24683 * tree.h (tree_find_value): New declaration.
24684 * tree.c (tree_find_value): New function.
24685 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24687 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24690 * c-decl.c (struct c_binding): Add locus field.
24691 (bind): Add locus argument, set locus field from it.
24692 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24693 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24694 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24695 implicitly_declare, undeclared_variable, lookup_label,
24696 declare_label, c_make_fname_decl, c_builtin_function,
24697 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24700 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24703 * config/i386/i386.c (classify_argument): Check total size of
24706 2009-03-30 Martin Jambor <mjambor@suse.cz>
24708 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24709 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24710 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24713 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24714 seen_variable_array_ref while also traversing a union.
24716 * tree-inline.c (optimize_inline_calls): Do not call
24717 cgraph_node_remove_callees.
24718 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24719 (pass_remove_cgraph_callee_edges): New variable.
24720 * passes.c (init_optimization_passes): Add
24721 pass_remove_cgraph_callee_edges after early inlining and before all
24722 late intraprocedural passes.
24724 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24726 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24728 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24729 Fix typos in names.
24731 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24733 * combine.c (simplify_comparison): Use have_insn_for.
24734 * dojump.c (do_jump): Likewise.
24736 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24738 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24739 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24740 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24741 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24742 instead of sparc_compare_emitted.
24743 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24744 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24745 instead of sparc_compare_emitted.
24747 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24749 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24750 enter/exit cfglayout mode.
24751 (pass_partition_block): Require it.
24752 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24753 (combine_instructions): Track basic blocks instead of labels.
24754 (update_cfg_for_uncondjump): New.
24755 (try_combine): Use it. Update jumps after rescanning.
24756 (pass_combine): Require PROP_cfglayout.
24757 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24759 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24761 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24762 Provide/destroy PROP_cfglayout respectively.
24763 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24764 * tree-pass.h (PROP_cfglayout): New.
24766 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24768 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24769 fold_convert_const_fixed_from_fixed,
24770 fold_convert_const_fixed_from_int,
24771 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24772 set TREE_CONSTANT_OVERFLOW.
24773 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24774 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24776 2009-03-30 Ira Rosen <irar@il.ibm.com>
24778 * tree-vect-loop-manip.c: New file.
24779 * tree-vectorizer.c: Update documentation and included files.
24780 (vect_loop_location): Make extern.
24781 (rename_use_op): Move to tree-vect-loop-manip.c
24782 (rename_variables_in_bb, rename_variables_in_loop,
24783 slpeel_update_phis_for_duplicate_loop,
24784 slpeel_update_phi_nodes_for_guard1,
24785 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24786 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24787 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24788 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24789 find_loop_location): Likewise.
24790 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24791 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24792 get_vectype_for_scalar_type, vect_is_simple_use,
24793 supportable_widening_operation, supportable_narrowing_operation):
24795 (bb_in_loop_p): Move to tree-vect-loop.c.
24796 (new_loop_vec_info, destroy_loop_vec_info,
24797 reduction_code_for_scalar_code, report_vect_op,
24798 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24799 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24800 (vect_supportable_dr_alignment): Likewise.
24801 * tree-vectorizer.h (tree-data-ref.h): Include.
24802 (vect_loop_location): Declare.
24803 Reorganize function declarations according to the new file structure.
24804 * tree-vect-loop.c: New file.
24805 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24806 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24807 * tree-vect-data-refs.c: New file.
24808 * tree-vect-patterns.c (timevar.h): Don't include.
24809 * tree-vect-stmts.c: New file.
24810 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24811 tree-vect-slp.c, tree-vect-loop.c.
24812 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24813 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24814 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24815 (tree-vect-analyze.o): Remove.
24816 (tree-vect-transform.o): Likewise.
24817 (tree-vect-data-refs.o): Add rule.
24818 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24819 tree-vect-slp.o): Likewise.
24820 (tree-vect-patterns.o): Remove redundant dependencies.
24821 (tree-vectorizer.o): Likewise.
24822 * tree-vect-slp.c: New file.
24824 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24826 * optc-gen.awk: Warn if an option flag has multiple different
24829 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24831 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24832 -floop-block): Document dependences on PPL, CLooG and Graphite.
24834 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24836 PR rtl-optimization/323
24837 * c-common.c (c_fully_fold, convert_and_check,
24838 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24839 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24840 * c-common.def (EXCESS_PRECISION_EXPR): New.
24841 * c-cppbuiltin.c (builtin_define_float_constants): Define
24842 constants with enough digits for long double.
24843 * c-lex.c (interpret_float): Interpret constant with excess
24844 precision where appropriate.
24845 * c-opts.c (c_common_post_options): Set
24846 flag_excess_precision_cmdline. Give an error for
24847 -fexcess-precision=standard for C++ for processors where the
24848 option is significant.
24849 * c-parser.c (c_parser_conditional_expression): Handle excess
24850 precision in condition.
24851 * c-typeck.c (convert_arguments): Handle arguments with excess
24853 (build_unary_op): Move excess precision outside operation.
24854 (build_conditional_expr): Likewise.
24855 (build_compound_expr): Likewise.
24856 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24857 (build_modify_expr): Handle excess precision in RHS.
24858 (convert_for_assignment): Handle excess precision in converted
24860 (digest_init, output_init_element, process_init_element): Handle
24861 excess precision in initializer.
24862 (c_finish_return): Handle excess precision in return value.
24863 (build_binary_op): Handle excess precision in operands and add
24864 excess precision as needed for operation.
24865 * common.opt (-fexcess-precision=): New option.
24866 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24867 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24868 For standard excess precision, output explicit conversion to and
24869 truncation from XFmode.
24870 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24871 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24872 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24873 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24874 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24875 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24876 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24877 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24878 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24879 define_splits, sqrt<mode>2): Disable where appropriate for
24880 standard excess precision.
24881 * convert.c (convert_to_real): Do not shorten arithmetic to type
24882 for which excess precision would be used.
24883 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24884 * doc/invoke.texi (-fexcess-precision=): Document option.
24885 (-mfpmath=): Correct index entry.
24886 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24887 flag_excess_precision): New.
24888 * langhooks.c (lhd_post_options): Set
24889 flag_excess_precision_cmdline.
24890 * opts.c (common_handle_option): Handle -fexcess-precision=.
24891 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24892 init_excess_precision): New.
24893 (lang_dependent_init_target): Call init_excess_precision.
24894 * tree.c (excess_precision_type): New.
24895 * tree.h (excess_precision_type): Declare.
24897 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24900 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24901 non-lvalue to component.
24903 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24905 PR preprocessor/34695
24906 * Makefile.in (c-opts.o): Depend on c-tree.h.
24907 * c-common.c: Move down include of diagnostic.h.
24908 (done_lexing, c_cpp_error): New.
24909 * c-common.h (done_lexing): Declare.
24910 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24912 * c-opts.c: Include c-tree.h.
24913 (c_common_init_options): Set preprocessor error callback.
24914 (c_common_handle_option): Do not set preprocessor
24915 inhibit_warnings, warnings_are_errors, warn_system_headers,
24916 pedantic_errors or inhibit_warnings flags.
24917 (c_common_post_options): Do not check cpp_errors (parse_in).
24918 (c_common_finish): Do not output dependencies if there were
24919 errors. Do not check return value of cpp_finish.
24920 * c-ppoutput.c (pp_file_change): Set input_location.
24921 * c-tree.h (c_cpp_error): Declare.
24922 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24924 (diagnostic_build_prefix): Check override_column.
24925 * diagnostic.h (diagnostic_info): Add override_column field.
24926 (diagnostic_override_column): Define.
24928 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24930 * c-common.c (c_expand_expr, c_staticp): Remove.
24931 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24932 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24933 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24934 * c-gimplify.c (gimplify_compound_literal_expr,
24935 optimize_compound_literals_in_ctor): Remove.
24936 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24937 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24938 * c-semantics.c (emit_local_var): Remove.
24940 * langhooks-def.h (lhd_expand_expr): Remove.
24941 * langhooks.c (lhd_expand_expr): Remove.
24942 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24944 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24945 handling from c-semantics.c; don't call into langhook.
24946 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24947 * gimplify.c (gimplify_compound_literal_expr,
24948 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24949 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24950 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24951 as was done in c-gimplify.c.
24952 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24953 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24954 Move from c-common.h.
24955 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24957 * tree.c (staticp): Do not call langhook.
24958 * langhooks.c (lhd_staticp): Delete.
24959 * langhooks-def.h (lhd_staticp): Delete prototype.
24960 (LANG_HOOKS_STATICP): Delete.
24961 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24963 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24964 instead of DECL_STMTs.
24966 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24974 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24976 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24977 contained expression.
24978 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24979 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24980 conditional expressions for C.
24981 (decl_constant_value_for_optimization): Move from
24982 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24983 whether optimizing and that the expression is a VAR_DECL not of
24984 array type instead of doing such checks in the caller. Do not
24985 check pedantic. Call gcc_unreachable for C++.
24986 * c-common.def (C_MAYBE_CONST_EXPR): New.
24987 * c-common.h (c_fully_fold, c_save_expr,
24988 decl_constant_value_for_optimization): New prototypes.
24989 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24990 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24991 EXPR_INT_CONST_OPERANDS): Define.
24992 * c-convert.c (convert): Strip nops from expression.
24993 * c-decl.c (groktypename): Take extra parameters expr and
24994 expr_const_operands. Update call to grokdeclarator.
24995 (start_decl): Update call to grokdeclarator. Add statement for
24996 expressions used in type of decl.
24997 (grokparm): Update call to grokdeclarator.
24998 (push_parm_decl): Update call to grokdeclarator.
24999 (build_compound_literal): Add parameter non_const and build a
25000 C_MAYBE_COSNT_EXPR if applicable.
25001 (grokdeclarator): Take extra parameters expr and
25002 expr_const_operands. Track expressions used in declaration
25003 specifiers and declarators. Fold array sizes and track whether
25004 they are constant expressions and whether they are integer
25005 constant expressions.
25006 (parser_xref_tag): Set expr and expr_const_operands fields in
25008 (grokfield): Update call to grokdeclarator.
25009 (start_function): Update call to grokdeclarator.
25010 (build_null_declspecs): Set expr and expr_const_operands fields in
25012 (declspecs_add_type): Handle expressions in typeof specifiers.
25013 * c-parser.c (c_parser_declspecs): Set expr and
25014 expr_const_operands fields for declaration specifiers.
25015 (c_parser_enum_specifier): Likewise.
25016 (c_parser_struct_or_union_specifier): Likewise.
25017 (c_parser_typeof_specifier): Likewise. Update call to
25018 groktypename. Fold expression as needed. Return expressions with
25019 type instead of adding statements.
25020 (c_parser_attributes): Update calls to c_parser_expr_list.
25021 (c_parser_statement_after_labels): Fold expression before passing
25022 to objc_build_throw_stmt.
25023 (c_parser_condition): Fold expression.
25024 (c_parser_asm_operands): Fold expression.
25025 (c_parser_conditional_expression): Use c_save_expr. Update call
25026 to build_conditional_expr.
25027 (c_parser_alignof_expression): Update call to groktypename.
25028 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25029 original_code. Fold expression argument of va_arg. Create
25030 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25031 argument to va_arg. Update calls to groktypename. Fold array
25032 index for offsetof. Verify that first argument to
25033 __builtin_choose_expr has integer type.
25034 (c_parser_postfix_expression_after_paren_type): Update calls to
25035 groktypename and build_compound_literal. Handle expressions with
25036 side effects in type name.
25037 (c_parser_postfix_expression_after_primary): Update call to
25038 c_parser_expr_list. Set original_code for calls to
25039 __builtin_constant_p.
25040 (c_parser_expr_list): Take extra parameter fold_p. Fold
25041 expressions if requested.
25042 (c_parser_objc_type_name): Update call to groktypename.
25043 (c_parser_objc_synchronized_statement): Fold expression.
25044 (c_parser_objc_receiver): Fold expression.
25045 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25046 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25047 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25048 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25049 (struct c_typespec): Add elements expr and expr_const_operands.
25050 (struct c_declspecs): Add elements expr and expr_const_operands.
25051 (groktypename, build_conditional_expr, build_compound_literal):
25053 (in_late_binary_op): Declare.
25054 * c-typeck.c (note_integer_operands): New function.
25055 (in_late_binary_op): New variable.
25056 (decl_constant_value_for_broken_optimization): Move to c-common.c
25057 and rename to decl_constant_value_for_optimization.
25058 (default_function_array_conversion): Do not strip nops.
25059 (default_conversion): Do not call
25060 decl_constant_value_for_broken_optimization.
25061 (build_array_ref): Do not fold result.
25062 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25063 result when operand is a VLA.
25064 (c_expr_sizeof_type): Update call to groktypename. Handle
25065 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25066 result when operand names a VLA type.
25067 (build_function_call): Update call to build_compound_literal.
25068 Only fold result for calls to __builtin_* functions. Strip
25069 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25070 the function designator.
25071 (convert_arguments): Fold arguments. Update call to
25072 convert_for_assignment.
25073 (build_unary_op): Handle increment and decrement of
25074 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25075 decrement earlier. Fold operand of increment and decrement.
25076 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25077 built for integer operand. Wrap returns that are INTEGER_CSTs
25078 without being integer constant expressions or that have integer
25079 constant operands without being INTEGER_CSTs.
25080 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25081 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25082 result is an integer constant expression or can be used in
25083 unevaluated parts of one and avoid folding and wrap as
25084 appropriate. Fold operands before possibly doing -Wsign-compare
25086 (build_compound_expr): Wrap result for C99 if operands can be used
25087 in integer constant expressions.
25088 (build_c_cast): Update call to digest_init. Do not ignore
25089 overflow from casting floating-point constants to integers. Wrap
25090 results that could be confused with integer constant expressions,
25091 null pointer constants or floating-point constants.
25092 (c_cast_expr): Update call to groktypename. Handle expressions
25093 included in type name.
25094 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25095 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25096 Update calls to convert_for_assignment.
25097 (convert_for_assignment): Take new parameter
25098 null_pointer_constant. Do not strip nops or call
25099 decl_constant_value_for_broken_optimization. Set
25100 in_late_binary_op for conversions to boolean.
25101 (store_init_value): Update call to digest_init.
25102 (digest_init): Take new parameter null_pointer_constant. Do not
25103 call decl_constant_value_for_broken_optimization. pedwarn for
25104 initializers not constant expressions. Update calls to
25105 convert_for_assignment.
25106 (constructor_nonconst): New.
25107 (struct constructor_stack): Add nonconst element.
25108 (really_start_incremental_init, push_init_level, pop_init_level):
25109 Handle constructor_nonconst and nonconst element.
25110 (set_init_index): Call constant_expression_warning for array
25112 (output_init_element): Fold value. Set constructor_nonconst as
25113 applicable. pedwarn for initializers not constant expressions.
25114 Update call to digest_init. Call constant_expression_warning
25115 where constant initializers are required.
25116 (process_init_element): Use c_save_expr.
25117 (c_finish_goto_ptr): Fold expression.
25118 (c_finish_return): Fold return value. Update call to
25119 convert_for_assignment.
25120 (c_start_case): Fold switch expression.
25121 (c_process_expr_stmt): Fold expression.
25122 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25123 ensure statement expression is not evaluated in constant expression.
25124 (build_binary_op): Track whether results are integer constant
25125 expressions or may occur in such, disable folding and wrap results
25126 as applicable. Fold operands for -Wsign-compare warnings unless
25128 (c_objc_common_truthvalue_conversion): Handle results folded to
25129 integer constants that are not integer constant expressions.
25130 * doc/extend.texi: Document when typeof operands are evaluated,
25131 that condition of __builtin_choose_expr is an integer constant
25132 expression, and more about use of __builtin_constant_p in
25135 2009-03-29 Richard Guenther <rguenther@suse.de>
25137 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25138 propagate addresses of array references.
25140 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25142 * regmove.c (perhaps_ends_bb_p): Remove.
25143 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25144 from INSN and check that the main loop stays within that basic block.
25145 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25146 (regmove_forward_pass): Split out from regmove_optimize. Use
25147 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25148 (regmove_backward_pass): Split out from regmove_optimize. Use
25149 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25150 (regmove_optimize): Simplify.
25152 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25155 * config/i386/i386.c (classify_argument): Ignore flexible array
25156 member in struct and warn ABI change.
25158 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25160 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25162 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25163 (ix86_adjust_cost): Updated.
25165 2009-03-29 Jan Hubicka <jh@suse.cz>
25167 PR middle-end/28850
25168 * tree-pass.h (pass_cleanup_eh): New function.
25169 (remove_unreachable_regions): Break code handling RTL
25170 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25171 that can not be reached by runtime.
25172 (can_be_reached_by_runtime): New function.
25173 (label_to_region_map): New function.
25174 (num_eh_regions): New function.
25175 (rtl_remove_unreachable_regions): New function.
25176 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25177 (remove_eh_region): New function.
25178 * except.h: Include sbitmap and vecprim.
25179 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25180 num_eh_regions): Declare.
25181 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25182 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25183 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25184 (tree_empty_eh_handler_p): New function.
25185 (cleanup_empty_eh): New function.
25186 (cleanup_eh): New function.
25187 (pass_cleanup_eh): New function.
25189 2009-03-29 Jan Hubicka <jh@suse.cz>
25191 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25192 for removed regions.
25194 2009-03-29 Jan Hubicka <jh@suse.cz>
25196 * except.c (dump_eh_tree): Dump all datastructures.
25198 2009-03-29 Jan Hubicka <jh@suse.cz>
25200 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25201 (duplicate_eh_regions_1): Likewise.
25202 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25203 vector; call EH verification.
25204 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25205 Be ready for region being removed.
25207 2009-03-29 Jan Hubicka <jh@suse.cz>
25209 * bitmap.c (bitmap_last_set_bit): New function.
25210 * bitmap.h (bitmap_last_set_bit): Declare.
25212 2009-03-29 David Ayers <ayers@fsfe.org>
25215 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25216 by calling objc_compare_types and surpress warnings about
25217 incompatible C pointers that are compatible ObjC pointers.
25219 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25221 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25222 call initialize_inline_failed.
25223 (initialize_inline_failed): Move it from here ...
25224 * cgraph.c (initialize_inline_failed): ... to here.
25225 (cgraph_create_edge): Call initialize_inline_failed rather than
25226 setting inline_failed directly.
25228 2009-03-29 Ben Elliston <bje@au.ibm.com>
25231 * sysv4.opt (msdata): Improve comment.
25232 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25233 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25235 2009-03-29 Ben Elliston <bje@au.ibm.com>
25238 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25239 load and store attributes.
25241 2009-03-29 Ben Elliston <bje@au.ibm.com>
25243 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25244 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25245 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25246 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25247 __builtin_infq and __builtin_huge_valq.
25249 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25251 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25253 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25254 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25256 2009-03-28 Xinliang David Li <davidxl@google.com>
25258 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25259 (do_dbg_cnt): New function.
25261 2009-03-28 Jan Hubicka <jh@suse.cz>
25263 Merge from pretty-ipa:
25265 2009-03-27 Jan Hubicka <jh@suse.cz>
25267 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25268 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25269 * passes.c (function_called_by_processed_nodes_p): New.
25270 * ipa-pure-const.c (check_call): Fix handling of operands.
25271 (analyze_function): Dump debug output for skipped bodies.
25272 (local_pure_const): Use function_called_by_processed_nodes_p.
25273 * dwarf2out.c (reference_to_unused): Use output.
25274 * passes.c (do_per_function_toporder): Likewise.
25276 2008-11-12 Jan Hubicka <jh@suse.cz>
25278 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25279 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25280 state_set_in_source enum
25281 (check_decl): Ignore memory tags; do not set fake looping flags;
25283 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25284 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25285 (check_call, analyze_function): Rewrite.
25287 (add_new_function): Update call of analyze_function.
25288 (generate_summary): Add call of analyze_function.
25289 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25290 (local_pure_const): New function.
25291 (pass_local_pure_const): New pass.
25292 * ipa-inline.c (inline_transform): Set after_inlining.
25293 * tree-eh.c (stmt_can_throw_external): New.
25294 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25295 work with aliasing built.
25296 * tree-flow.h (stmt_can_throw_external): New.
25297 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25298 and local pure/const pass in early and late optimization queue.
25300 2009-03-28 Martin Jambor <mjambor@suse.cz>
25302 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25304 (fold_binary): Allow function decl aligment consideration is the
25305 second argument is integer constant one.
25306 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25307 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25308 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25310 2009-03-28 Jan Hubicka <jh@suse.cz>
25312 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25313 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25314 * function.h (rtl_data): Add nothrow flag.
25315 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25316 set DECL_NOTHROW for AVAILABLE functions.
25318 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25320 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25321 following vector keyword has expansion starting with pixel or bool
25322 keyword, expand vector to __vector and pixel or bool to __pixel or
25326 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25327 warn_if_disallowed_function_p): Removed.
25328 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25329 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25330 warning_if_disallowed_function_p.
25331 * flags.h (warn_if_disallowed_function_p,
25332 warn_disallowed_functions): Removed.
25333 * common.opt (Wdisallowed-function-list=): Removed.
25334 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25336 2009-03-28 Richard Guenther <rguenther@suse.de>
25338 PR tree-optimization/38723
25339 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25342 2009-03-28 Jan Hubicka <jh@suse.cz>
25344 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25345 test introduced by my previous patch.
25347 2009-03-28 Richard Guenther <rguenther@suse.de>
25349 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25350 the PHIs value undefined.
25352 2009-03-28 Jan Hubicka <jh@suse.cz>
25354 * tree-pass.h (pass_fixup_cfg): New pass.
25355 * ipa-inline.c (inline_transform): Set
25356 always_inline_functions_inlined/after_inlining.
25357 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25358 (pass_fixup_cfg): New pass.
25359 * passes.c (init_optimization_passes): Add fixup_cfg.
25361 2009-03-28 Richard Guenther <rguenther@suse.de>
25363 PR tree-optimization/38458
25364 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25365 argument use the arguments copy-of value.
25367 2009-03-28 Richard Guenther <rguenther@suse.de>
25369 PR tree-optimization/38180
25370 * tree-ssa-ccp.c (get_default_value): Simplify.
25371 (likely_value): Likewise.
25372 (surely_varying_stmt_p): Properly handle VOP case.
25373 (ccp_initialize): Likewise.
25374 (ccp_fold): Handle propagating through *&.
25375 (fold_const_aggregate_ref): Also handle decls.
25377 2009-03-28 Jan Hubicka <jh@suse.cz>
25379 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25380 * cgraph.h (cgraph_node): Likewise.
25381 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25382 (cgraph_reset_node): Use process flag.
25383 (cgraph_mark_functions_to_output): Likewise.
25384 (cgraph_expand_function): Likewise.
25385 (cgraph_expand_all_functions): Likewise.
25386 (cgraph_output_in_order): Likewise.
25387 * dwarf2out.c (reference_to_unused): Likewise.
25388 * passes.c do_per_function_toporder): Likewise.
25390 2009-03-28 Jan Hubicka <jh@suse.cz>
25392 Bring from lto-branch:
25394 2008-09-03 Doug Kwan <dougkwan@google.com>
25396 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25397 enums instead of reason strings.
25398 * cgraph.c (cgraph_create_edge): Same.
25399 (cgraph_inline_failed_string): New function.
25400 * cgraph.h (cgraph_inline_failed_t): New enum type.
25401 (cgraph_inline_failed_string): New prototype.
25402 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25403 char pointer to cgraph_inline_failed_t.
25404 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25405 (cgraph_default_inline_p): Ditto.
25406 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25407 to cgraph_inline_failed_t pointer.
25408 * cif-code.def: New file.
25409 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25411 (cgraph_check_inline_limits): Change type of REASON to pointer to
25412 cgraph_inline_failed_t. Replace reason strings with enums.
25413 (cgraph_default_inline_p): Ditto.
25414 (cgraph_recursive_inlining_p): Ditto.
25415 (update_caller_keys): Change type of FAILED_REASON to
25416 cgraph_inline_failed_t.
25417 (cgraph_set_inline_failed): Change type of REASON to pointer to
25418 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25419 convert enums to strings for text output.
25420 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25421 to be of type cgraph_inline_failed_t. Replace reason strings with
25422 enums. Call cgraph_inline_failed_string to covert enums
25423 to strings for text output.
25424 (cgraph_decide_inlining): Replace reason strings with enums.
25425 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25426 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25428 * tree-inline.c (expand_call_inline): Change type of REASON
25429 to cgraph_inline_failed_t. Replace reason strings with enums.
25430 Call cgraph_inline_failed_string for text output.
25431 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25434 2009-03-28 Jan Hubicka <jh@suse.cz>
25436 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25437 cgraph_clone_node): Remove master clone handling.
25438 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25439 * cgraph.h (master_clone): Remove.
25440 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25441 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25442 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25444 2009-03-28 Jan Hubicka <jh@suse.cz>
25446 * cgraph.c (cgraph_function_body_availability): Functions declared
25447 inline are always safe to assume that it is not going to be replaced.
25449 2009-03-28 Richard Guenther <rguenther@suse.de>
25451 PR tree-optimization/38513
25452 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25453 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25454 EXC_PTR_EXPR and FILTER_EXPR.
25455 (get_ref_from_reference_ops): Likewise.
25457 2009-03-28 Richard Guenther <rguenther@suse.de>
25459 PR tree-optimization/38968
25460 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25461 Use FLOOR_MOD_EXPR to compute misalignment.
25463 2009-03-28 Richard Guenther <rguenther@suse.de>
25465 PR tree-optimization/37795
25466 * tree.h (combine_comparisons): Declare.
25467 * fold-const.c (combine_comparisons): Export.
25468 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25470 (ifcombine_iforif): Use combine_comparisons.
25472 2009-03-28 Jan Hubicka <jh@suse.cz>
25474 * tree-eh.c (inlinable_call_p): New function.
25475 (make_eh_edges): Use it.
25476 (verify_eh_edges): Use it.
25477 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25478 * except.c (reachable_next_level): Add inlinable_function argument
25479 (sjlj_find_directly_reachable_regions): Update.
25480 (add_reachable_handler): Do not set saw_any_handlers.
25481 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25482 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25483 Add new inlinable call parameter.
25484 (can_throw_internal, can_throw_external): Update.
25485 * except.h (can_throw_internal_1, can_throw_external_1,
25486 foreach_reachable_handler): Update declaration.
25488 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25490 * config/arm/t-arm-coff, config/h8300/coff.h,
25491 config/i386/i386-aout.h, config/i386/i386-coff.h,
25492 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25493 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25494 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25495 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25496 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25497 sys-types.h: Remove.
25498 * Makefile.in: Remove protoize and fixproto support and references
25500 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25501 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25503 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25504 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25505 unprotoize$(exeext).
25506 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25507 (.PHONY): Don't depend on proto.
25508 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25509 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25510 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25511 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25512 build/gen-protos.o, build/scan.o, xsys-protos.h,
25513 build/fix-header$(build_exeext), build/fix-header.o,
25514 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25515 stmp-install-fixproto): Remove.
25516 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25517 SYSCALLS.c or fixproto files.
25518 (install-common): Don't install protoize.
25519 (install-headers-tar, install-headers-cpio, install-headers-cp):
25520 Don't depend on $(STMP_FIXPROTO).
25521 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25522 install fixproto files or write out fixproto settings.
25523 (uninstall): Don't uninstall protoize.
25524 * config.gcc (use_fixproto): Remove.
25525 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25526 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25527 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25528 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25529 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25530 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25531 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25532 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25533 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25534 * config/t-vxworks (STMP_FIXPROTO): Remove.
25535 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25536 STMP_FIXPROTO): Remove.
25537 * config.in, configure: Regenerate.
25538 * crtstuff.c (gid_t, uid_t): Don't undefine.
25539 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25540 (arm-*-coff, arm-*-aout: Remove target entries.
25541 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25542 Remove mention of AIX 4.1.
25543 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25544 * doc/invoke.texi (Running Protoize): Remove.
25545 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25546 (Protoize Caveats): Remove.
25547 * tsystem.h: Update comments on headers assumed to exist.
25549 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25551 * genautomata.c: Add a new year to the copyright. Add a new
25553 (struct insn_reserv_decl): Add comments for member bypass_list.
25554 (find_bypass): Remove.
25555 (insert_bypass): New.
25556 (process_decls): Use insert_bypass.
25557 (output_internal_insn_latency_func): Output all bypasses with the
25558 same input insn in one switch case.
25560 * rtl.def (define_bypass): Describe bypass choice.
25561 * doc/md.texi (define_bypass): Ditto.
25563 2009-03-27 Richard Guenther <rguenther@suse.de>
25565 * gimplify.c (mark_addressable): Export.
25566 * tree-flow.h (mark_addressable): Declare.
25567 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25568 * tree-ssa.c (verify_phi_args): Verify that address taken
25569 variables have TREE_ADDRESSABLE set.
25571 2009-03-27 Richard Guenther <rguenther@suse.de>
25573 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25574 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25575 Do not mark decls TREE_ADDRESSABLE.
25576 (build_fold_addr_expr): Adjust.
25577 (fold_addr_expr): Remove.
25578 (fold_unary): Use build_fold_addr_expr.
25579 (fold_comparison): Likewise.
25580 (split_address_to_core_and_offset): Likewise.
25581 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25583 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25584 (gimplify_modify_expr_to_memcpy): Mark source and destination
25586 * omp-low.c (create_omp_child_function): Mark the object decl
25588 (lower_rec_input_clauses): Mark the var we take the address of
25590 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25592 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25594 PR middle-end/39315
25595 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25596 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25598 2009-03-27 Richard Guenther <rguenther@suse.de>
25600 PR tree-optimization/39120
25601 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25603 (handle_lhs_call): Process return constraints. Add escape
25604 constraints if necessary.
25605 (handle_const_call): Fill out return constraints. Make nested
25606 case more precise. Avoid consttmp if possible.
25607 (handle_pure_call): Fill out return constraints. Avoid
25608 callused if possible.
25609 (find_func_aliases): Simplify call handling.
25611 2009-03-27 Richard Guenther <rguenther@suse.de>
25613 PR tree-optimization/39120
25614 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25615 as a representative.
25616 (solve_graph): Do propagate CALLUSED.
25617 (handle_pure_call): Use a scalar constraint from CALLUSED for
25619 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25622 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25625 * c-common.c (handle_aligned_attribute): Properly check alignment
25626 overflow. Use (1U << i) instead of (1 << i).
25628 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25630 * expr.h (get_mem_align_offset): Updated.
25632 * tree.h (tree_decl_common): Change align to "unsigned int" and
25633 move it before pointer_alias_set.
25635 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25636 Jakub Jelinek <jakub@redhat.com>
25639 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25640 gr_register_operand with gr_reg_or_0_operand.
25641 (cmpxchg_rel_di): Likewise.
25642 (sync_lock_test_and_set<mode>): Likewise.
25644 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25646 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25647 (true_regnum): Likewise.
25649 * rtlanal.c (subreg_info): Moved to ...
25650 * rtl.h (subreg_info): Here. New.
25651 (subreg_get_info): New.
25653 * rtlanal.c (subreg_get_info): Make it extern.
25655 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25658 * config/i386/i386.c (ix86_abi): New.
25659 (override_options): Handle -mabi=.
25660 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25661 (ix86_call_abi_override): Likewise.
25662 (init_cumulative_args): Likewise.
25663 (function_arg_advance): Likewise.
25664 (function_arg_64): Likewise.
25665 (function_arg): Likewise.
25666 (ix86_pass_by_reference): Likewise.
25667 (ix86_function_value_regno_p): Likewise.
25668 (ix86_build_builtin_va_list_abi): Likewise.
25669 (setup_incoming_varargs_64): Likewise.
25670 (is_va_list_char_pointer): Likewise.
25671 (ix86_init_machine_status): Likewise.
25672 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25673 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25674 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25675 (ix86_function_abi): Make it static and return enum calling_abi.
25676 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25678 (ix86_fn_abi_va_list): Updated.
25680 * config/i386/i386.h (ix86_abi): New.
25681 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25682 (CONDITIONAL_REGISTER_USAGE): Likewise.
25683 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25684 (machine_function): Likewise.
25686 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25688 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25689 (STACK_BOUNDARY): Likewise.
25690 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25692 * config/i386/i386.opt (mabi=): New.
25694 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25695 return enum calling_abi.
25696 (ix86_function_type_abi): Likewise.
25697 (ix86_function_abi): Removed.
25699 * doc/invoke.texi: Document -mabi= option for x86.
25701 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25703 * builtins.c (real_dconstp): Delete.
25704 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25706 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25707 Jakub Jelinek <jakub@redhat.com>
25710 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25711 (gen_subprogram_die): When a function is explicit, generate the
25712 DW_AT_explicit attribute.
25713 * langhooks.h (struct lang_hooks_for_decls): Add
25714 function_decl_explicit_p langhook.
25715 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25716 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25718 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25720 * builtins.c (fold_builtin_memory_op): Optimize memmove
25721 into memcpy if we can prove source and destination don't overlap.
25723 * tree-inline.c: Include gt-tree-inline.h.
25724 (clone_fn_id_num): New variable.
25725 (clone_function_name): New function.
25726 (tree_function_versioning): Use it.
25727 * Makefile.in (GTFILES): Add tree-inline.c.
25729 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25731 * BASE-VER: Change to 4.5.0.
25733 2009-03-27 Xinliang David Li <davidxl@google.com>
25735 PR tree-optimization/39557
25736 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25738 2009-03-27 Xinliang David Li <davidxl@google.com>
25740 PR tree-optimization/39548
25741 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25744 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25746 * c-common.c (pointer_int_sum): Use %wd on return from
25749 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25751 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25752 on return from tree_low_cst.
25754 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25757 * ginclude/stdarg.h (va_copy): Define also for
25758 __GXX_EXPERIMENTAL_CXX0X__.
25760 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25763 * builtins.h (c_strlen): Do not warn here.
25764 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25765 * c-common.c (pointer_int_sum): Take an explicit location.
25766 Warn about offsets out of bounds.
25767 * c-common.h (pointer_int_sum): Adjust declaration.
25769 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25771 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25774 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25777 * opts.c (warn_if_disallowed_function_p): Don't assume
25778 get_callee_fndecl must return non-NULL.
25780 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25782 PR rtl-optimization/39522
25783 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25784 when reg_reloaded_valid is set.
25786 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25788 * config/spu/divv2df3.c: New file.
25789 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25790 (DPBIT_FUNCS): Filter out _div_df.
25792 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25794 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25795 a jump insn, count that jump in the distance to the loop start.
25797 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25800 * config/sh/sh.c (calc_live_regs): Fix condition for global
25801 registers except PIC_OFFSET_TABLE_REGNUM.
25803 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25806 * doc/invoke.texi (-mconsole): New.
25808 (-mno-cygwin): New.
25810 (-mnop-fun-dllimport): New.
25814 (sub section "i386 and x86-64 Windows Options"): New.
25816 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25818 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25819 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25821 2009-03-25 Richard Guenther <rguenther@suse.de>
25823 PR middle-end/39497
25824 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25827 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25829 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25830 neither of haifa/selective schedulers are working.
25832 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25834 * doc/invoke.texi (Debugging Options): Fix description of
25835 -fno-merge-debug-strings.
25837 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25839 * config/cris/libgcc.ver: New version-script.
25840 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25842 * configure.ac <GAS features, nop mnemonic>: Add pattern
25843 crisv32-*-* for "nop".
25844 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25845 * configure: Regenerate.
25847 2009-03-24 Ira Rosen <irar@il.ibm.com>
25849 PR tree-optimization/39529
25850 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25851 mark_sym_for_renaming for the tag copied to the new vector
25854 2009-03-24 Arthur Loiret <aloiret@debian.org>
25856 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25857 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25858 EXTRA_SPEC_FUNCTIONS.
25859 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25860 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25861 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25862 -march and -mtune options.
25864 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25866 * config/m68k/t-rtems: Add m5329 multilib.
25868 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25869 Jakub Jelinek <jakub@redhat.com>
25872 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25875 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25878 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25879 instead of c_parser_expression_conv, if original_code isn't one of the
25880 4 allowed comparison codes, fail.
25882 2009-03-23 Richard Guenther <rguenther@suse.de>
25884 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25885 * tree.h (struct tree_type): Likewise.
25886 * reload.h (struct insn_chain): Likewise.
25887 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25888 * function.h (struct function): Likewise.
25889 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25891 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25893 PR tree-optimization/39516
25894 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25896 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25898 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25899 should be set true if BITS_PER_WORD of target is bigger than 32
25901 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25903 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25904 Translate -B-options to -rpath-link. Correct existing
25905 rpath-link and conditionalize on !nostdlib.
25907 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25909 * doc/extend.texi (Function Attributes, Variable Attributes):
25911 * doc/invoke.texi (Debugging Options, Optimize Options)
25912 (i386 and x86-64 Options, MCore Options): Likewise.
25914 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25917 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25918 it for block local namespace aliases.
25919 (gen_decl_die): Pass context_die to gen_namespace_die.
25921 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25924 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25925 minimum or maximum value.
25927 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25929 * reginfo.c (globalize_reg): Recompute derived reg sets.
25931 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25934 * libgcc2.c (mprotect): Do not use signed arguments for
25935 VirtualProtect, use DWORD arguments. Also fix the 'may
25936 be used uninitialized' warning for the np variable.
25938 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25941 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25942 functions using regparm calling conventions when not optimizing.
25943 (ix86_function_sseregparm): Similarly for sseregparm calling
25946 2009-03-19 Li Feng <nemokingdom@gmail.com>
25948 PR middle-end/39500
25949 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25950 dependence if the first conflict is after niter iterations.
25952 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25954 PR middle-end/38609
25955 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25956 functions with dynamic stack-pointer adjustments.
25958 2009-03-19 Ben Elliston <bje@au.ibm.com>
25960 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25961 option; change to -msdata=data.
25963 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25965 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25968 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25971 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25973 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25975 * doc/invoke.texi (Code Gen Options): Expand discussion of
25978 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25980 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25981 * matrix-reorg.c (struct matrix_info): Likewise.
25982 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25983 * rtl.h (struct mem_attrs): Likewise.
25984 * df.h (struct df): Likewise.
25985 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25986 * ira-int.h (struct ira_allocno): Likewise.
25987 * df-scan.c (struct df_collection_rec): Likewise.
25988 * ira.c (struct equivalence): Likewise.
25989 * function.c (struct temp_slot): Likewise.
25990 * cfgloop.h (struct loop): Likewise.
25993 * function.c (use_register_for_decl): When not optimizing, disregard
25994 register keyword for variables with types containing methods.
25996 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25998 PR middle-end/39447
25999 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26000 (is_simple_operand): Call contains_component_ref_p before calling data
26001 reference analysis that would fail on COMPONENT_REFs.
26003 * tree-vrp.c (search_for_addr_array): Fix formatting.
26005 2009-03-18 Richard Guenther <rguenther@suse.de>
26007 * tree-vect-transform.c (vect_loop_versioning): Fold the
26008 generated comparisons.
26009 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26010 (slpeel_tree_peel_loop_to_edge): Likewise.
26012 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26014 PR middle-end/37805
26015 * opts.c (print_specific_help): In addition to `undocumented',
26016 accept `separate' and `joined' flags if passed alone. Describe
26017 output by the first matched one of those.
26018 (common_handle_option): Skip over empty strings.
26019 * gcc.c (display_help): Fix help string for `--help='.
26020 * doc/invoke.texi (Option Summary, Overall Options): With
26021 `--help=', classes and qualifiers can both be repeated, but
26022 only the latter can be negated. One should not pass only
26023 negated qualifiers. Fix markup and examples.
26026 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26027 PR middle-end/37805
26028 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26029 and -fhelp=separate.
26031 2009-03-17 Jing Yu <jingyu@google.com>
26033 PR middle-end/39378
26034 * function.h (struct rtl_data): Move is_thunk from here...
26035 (struct function): ...to here.
26036 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26037 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26039 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26041 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26042 (alpha_output_function_end_prologue): Likewise.
26043 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26044 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26045 (rs6000_output_function_epilogue): Likewise.
26046 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26048 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26051 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26052 from different units in a single alternative.
26053 (*truncdfsf_i387): Ditto.
26054 (*truncxfsf2_mixed): Ditto.
26055 (*truncxfdf2_mixed): Ditto.
26057 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26059 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26060 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26063 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26064 unused non-artificial variables when not optimizing.
26067 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26068 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26069 NAMESPACE_DECL in its DECL_INITIAL.
26071 PR middle-end/39443
26072 * optabs.c (set_user_assembler_libfunc): New function.
26073 * expr.h (set_user_assembler_libfunc): New prototype.
26074 * c-common.c: Include libfuncs.h.
26075 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26076 for memcmp, memset, memcpy, memmove and abort.
26077 * Makefile.in (c-common.o): Depend on libfuncs.h.
26080 * dwarf2out.c (gen_inlined_enumeration_type_die,
26081 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26082 gen_tagged_type_instantiation_die): Removed.
26083 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26086 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26089 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26091 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26092 (check-parallel-%): Ditto.
26093 (check-consistency): Ditto.
26095 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26097 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26098 local variable rhs by NULL_TREE.
26100 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26103 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26105 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26108 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26110 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26113 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26114 for ms->sysv ABI calls only in 64bit mode.
26116 * config/i386/i386.md (untyped_call): Support 32bit.
26118 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26120 * doc/extend.texi: Replace x86_65 with x86_64.
26122 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26124 PR tree-optimization/39455
26125 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26126 mismatches for POINTER_TYPE_P (type).
26127 (number_of_iterations_le): Likewise.
26129 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26131 * config/picochip/picochip.c: Removed profiling support.
26132 * config/picochip/picochip.md: Removed profiling instruction.
26133 * config/picochip/picochip.h: Removed profiling builtin.
26135 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26137 * doc/install.texi (--with-host-libstdcxx): Document.
26139 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26142 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26143 generate a warning if the function name does not begin with
26144 "__vector" and the function has either the 'signal' or 'interrupt'
26145 attribute, from here to ...
26146 (avr_declare_function_name): ...here. New function.
26147 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26148 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26150 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26153 * cse.c (fold_rtx): Don't modify original const_arg1 when
26154 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26155 separate variable instead.
26156 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26157 from out of range shift counts.
26158 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26160 2009-03-13 Catherine Moore <clm@codesourcery.com>
26162 * config/i386/x-mingw32 (host-mingw32.o): Replace
26163 diagnostic.h with $(DIAGNOSTIC_H).
26165 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26168 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26170 * config/i386/sync.md (sync_compare_and_swap<mode>,
26171 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26172 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26174 (sync_double_compare_and_swapdi_pic,
26175 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26176 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26178 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26181 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26183 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26186 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26187 (avx_addsubv4df3): Likewise.
26188 (*avx_addsubv4sf3): Likewise.
26189 (sse3_addsubv4sf3): Likewise.
26191 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26194 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26196 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26199 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26200 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26201 registers for allocnos created from user-defined variables.
26203 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26206 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26207 of non-integer mode as well.
26209 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26211 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26212 for functions for which the parameter types are unknown.
26214 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26217 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26218 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26219 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26220 * config/i386/i386.c (ix86_local_alignment): For
26221 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26222 long long variables on the stack to avoid dynamic realignment.
26223 Allow the first argument to be a decl rather than type.
26224 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26226 2009-03-11 Nick Clifton <nickc@redhat.com>
26229 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26231 Add description to mno-lsim option.
26232 * config/mcore/mcore.h: Remove comment about deprecated m4align
26234 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26235 * doc/invoke.texi: Add description of mno-lsim and
26236 mstack-increment options.
26238 * config/fr30/fr30.opt: Document the -mno-lsim option.
26239 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26240 and -mno-lsim options.
26242 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26244 * fold-const.c (fold_comparison): Only call fold_inf_compare
26245 if the mode supports infinities.
26247 2009-03-11 Jason Merrill <jason@redhat.com>
26250 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26251 end already did. Notice GIMPLE_CALL modifications of the result.
26252 Don't copy debug information from an ignored decl or a decl from
26255 2009-03-10 Richard Guenther <rguenther@suse.de>
26256 Nathan Froyd <froydnj@codesourcery.com>
26258 PR middle-end/37850
26259 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26260 (__divMODE3): Likewise.
26262 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26264 PR tree-optimization/39394
26265 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26266 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26268 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26270 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26271 inline asms for register asm ("") declarations.
26273 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26275 * fold-const.c (fold_unary): Fix comment.
26277 2009-03-07 Jan Hubicka <jh@suse.cz>
26280 * tree-inline.c (setup_one_parameter): Do replacement of const
26281 argument by constant in SSA form.
26283 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26285 PR middle-end/38028
26286 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26287 determine alignment passed to assign_stack_local.
26288 (assign_parms_unsplit_complex): Likewise.
26289 * except.c (sjlj_build_landing_pads): Likewise.
26291 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26293 PR middle-end/39360
26294 * tree-flow.h (add_referenced_var): Return bool instead of void.
26295 * tree-dfa.c (add_referenced_var): Return result of
26296 referenced_var_check_and_insert call.
26297 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26298 of referenced_var_check_and_insert.
26301 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26302 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26303 DIE, don't emit it if abstract origin already has it.
26304 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26305 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26307 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26309 * genpreds.c (needs_variable): Fix parentheses at variable name
26311 (write_tm_constrs_h): Indent generated code.
26313 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26315 * doc/extend.texi (Function Attributes): Add documentation
26316 for isr attributes.
26318 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26321 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26322 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26324 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26326 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26329 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26332 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26333 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26335 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26337 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26338 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26339 constants instead of magic numbers.
26340 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26342 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26343 (x86_64_ms_abi_int_parameter_registers): Ditto.
26344 (x86_64_int_return_registers): Ditto.
26345 (ix86_maybe_switch_abi): Ditto.
26346 (ix86_expand_call): Ditto for clobbered_registers array.
26347 (ix86_hard_regno_mode_ok): Ditto.
26348 (x86_extended_QIreg_mentioned_p): Ditto.
26350 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26352 PR tree-optimization/39349
26353 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26355 * combine.c (gen_lowpart_for_combine): Use omode when generating
26358 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26360 PR rtl-optimization/39235
26361 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26363 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26365 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26367 2009-03-04 Richard Guenther <rguenther@suse.de>
26369 PR tree-optimization/39362
26370 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26371 that occur in abnormal PHIs should be varying.
26373 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26375 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26377 (simple_iv): Take loop as an argument instead of statement.
26378 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26379 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26381 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26383 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26384 * matrix-reorg.c (analyze_transpose): Ditto.
26385 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26386 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26387 * tree-predcom.c (ref_at_iteration): Ditto.
26388 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26390 2009-03-04 Richard Guenther <rguenther@suse.de>
26392 PR tree-optimization/39358
26393 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26394 escaped_id and callused_id.
26395 (solve_graph): Likewise.
26397 2009-03-04 Richard Guenther <rguenther@suse.de>
26399 PR tree-optimization/39339
26400 * tree-sra.c (try_instantiate_multiple_fields): Make it
26401 no longer ICE on the above.
26403 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26405 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26406 that fits within Pmode.
26408 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26410 PR middle-end/10109
26411 * tm.texi (LIBCALL_VALUE): Update description.
26413 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26415 PR middle-end/34443
26416 * doc/extend.texi (section): Update description.
26418 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26420 PR middle-end/39345
26421 * tree-inline.c (remapped_type): New.
26422 (can_be_nonlocal): Call remapped_type instead of remap_type.
26424 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26427 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26428 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26430 2009-03-03 Richard Guenther <rguenther@suse.de>
26432 PR middle-end/39272
26433 * tree.c (tree_nonartificial_location): New function.
26434 * tree.h (tree_nonartificial_location): Declare.
26435 * builtins.c (expand_builtin_memory_chk): Provide location
26436 of the call location for artificial function pieces.
26437 (maybe_emit_chk_warning): Likewise.
26438 (maybe_emit_sprintf_chk_warning): Likewise.
26439 (maybe_emit_free_warning): Likewise.
26440 * expr.c (expand_expr_real_1): Likewise.
26442 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26444 PR tree-optimization/39343
26445 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26446 COMPONENT_REF t has ARRAY_TYPE.
26448 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26450 PR middle-end/39335
26451 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26452 when the type precision of the induction variable should be
26453 larger than the type precision of nit.
26454 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26455 * graphite.c (graphite_loop_normal_form): Same.
26456 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26458 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26460 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26461 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26462 numbers to describe clobbered registers.
26463 (*call_value_0_rex64_ms_sysv): Ditto.
26464 * config/i386/mmx.md (mmx_emms): Ditto.
26465 (mmx_femms): Ditto.
26467 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26469 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26472 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26474 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26475 (spu_section_type_flags): New function.
26477 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26479 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26480 reg_class_contents of FLOAT_REGS into a temporary.
26482 2009-03-02 Richard Guenther <rguenther@suse.de>
26483 Ira Rosen <irar@il.ibm.com>
26485 PR tree-optimization/39318
26486 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26487 information to the vectorized statement.
26489 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26491 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26492 variable. Use defined names instead of magic constants for REX SSE
26495 2009-03-01 Richard Guenther <rguenther@suse.de>
26497 PR tree-optimization/39331
26498 * omp-low.c (lower_send_shared_vars): Do not receive new
26499 values for the reference of DECL_BY_REFERENCE parms or results.
26501 2009-03-01 Jan Hubicka <jh@suse.cz>
26504 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26505 BLOCK_NONLOCALIZED_VAR): New macros.
26506 (tree_block): Add nonlocalized_vars.
26507 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26508 gen_decl_die): Add origin argument. Allow generation of die with
26509 origin at hand only.
26510 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26511 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26513 (gen_block_die): Fix checking for unused blocks.
26514 (process_scope_var): Break out from .... ; work with origins only.
26515 (decls_for_scope) ... here; process nonlocalized list.
26516 (dwarf2out_ignore_block): Look for nonlocalized vars.
26517 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26519 (dump_scope_block): Dump them.
26520 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26521 (remap_block): Likewise.
26522 (can_be_nonlocal): New predicate.
26523 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26525 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26527 * configure: Regenerate.
26529 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26531 * optc-gen.awk: No need to duplicate option flags twice.
26532 Reuse help texts for duplicate options which do not have any.
26534 * gcc.c (display_help): Document --version.
26536 * gcc.c (main): If print_help_list and verbose_flag, ensure
26537 driver output comes before subprocess output.
26539 * optc-gen.awk: Assign all remaining fields to help string,
26540 space-separated, for multi-line help in *.opt.
26542 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26543 -Wno-pedantic-ms-format is for MinGW targets only.
26545 * doc/options.texi (Option file format): Fix bad indentation,
26546 restoring dropped sentence.
26548 2009-02-28 Jan Hubicka <jh@suse.cz>
26550 * tree-inline.c (tree_function_versioning): Output debug info.
26552 2009-02-28 Jan Hubicka <jh@suse.cz>
26555 * tree-inline.c (setup_one_parameter): Do not copy propagate
26556 arguments when not optimizing.
26558 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26561 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26562 (avx_addsubv4df3): Likewise.
26563 (*avx_addsubv4sf3): Likewise.
26564 (sse3_addsubv4sf3): Likewise.
26565 (*avx_addsubv2df3): Likewise.
26566 (sse3_addsubv2df3): Likewise.
26567 (avx_unpckhps256): Correct item selectors.
26568 (avx_unpcklps256): Likewise.
26569 (avx_unpckhpd256): Likewise.
26570 (avx_unpcklpd256): Likewise.
26572 2009-02-28 Jan Hubicka <jh@suse.cz>
26574 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26576 (copy_arguments_for_versioning): If var is declared don't declare it.
26577 (tree_function_versioning): First setup substitutions and then copy
26580 2009-02-27 Jan Hubicka <jh@suse.cz>
26583 * cgraph.h (varpool_output_debug_info): Remove.
26584 * cgraphunit.c (varpool_output_debug_info): Remove.
26585 * dwarf2out.c (deferred_locations_struct): New struct
26586 (deferred_locations): New type.
26587 (deferred_locations_list): New static var.
26588 (deffer_location): New function.
26589 (gen_variable_die): Use it.
26590 (decls_for_scope): Output info on local static vars.
26591 (dwarf2out_finish): Process deferred locations.
26592 * varpool.c (varpool_output_debug_info): Remove.
26594 2009-02-27 Jan Hubicka <jh@suse.cz>
26597 * tree.h (TREE_PROTECTED): Fix comment.
26598 (BLOCK_HANDLER_BLOCK): Remove.
26599 (struct tree_block): Remove handler_block add body_block.
26600 (inlined_function_outer_scope_p): New.
26601 (is_body_block): Remove.
26602 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26603 * dwarf2out.c (is_inlined_entry_point): Remove.
26604 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26605 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26607 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26608 * gimplify.c (gimplify_expr): Gimplify body blocks.
26609 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26610 block with multiple subblocks.
26611 (dump_scope_block): Prettier output; dump more flags and info.
26612 (dump_scope_blocks): New.
26613 (remove_unused_locals): Use dump_scope_blocks.
26614 * tree-flow.h (dump_scope_blocks): Declare.
26615 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26616 * stmt.c (is_body_block): Remove.
26617 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26618 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26620 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26622 PR middle-end/39308
26623 * graphite.c (graphite_loop_normal_form): Do not call
26624 number_of_iterations_exit from a gcc_assert.
26626 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26628 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26629 jumps if COND is NULL.
26630 (find_cond_jump): New function.
26631 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26632 * config/s390/s390.md: Remove z10_cobra attribute value.
26634 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26636 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26637 force_const_mem returns NULL_RTX.
26639 2009-02-26 Jan Hubicka <jh@suse.cz>
26642 * cgraph.h (varpool_output_debug_info): Remove.
26643 * cgraphunit.c (varpool_output_debug_info): Remove.
26644 * dwarf2out.c (deferred_locations_struct): New struct
26645 (deferred_locations): New type.
26646 (deferred_locations_list): New static var.
26647 (deffer_location): New function.
26648 (gen_variable_die): Use it.
26649 (decls_for_scope): Output info on local static vars.
26650 (dwarf2out_finish): Process deferred locations.
26651 * varpool.c (varpool_output_debug_info): Remove.
26653 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26655 PR rtl-optimization/39241
26656 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26657 to subreg_offset_representable_p.
26659 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26661 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26662 execute function prototype. Get f and nregs from max_reg_num
26663 and get_insns. Remove the first backward pass as it's dead,
26664 guard the forward pass by flag_expensive_optimizations.
26665 (rest_of_handle_regmove): Delete.
26666 (pass_regmove): Replace it with regmove_optimize.
26668 2009-02-25 Martin Jambor <mjambor@suse.cz>
26670 PR tree-optimization/39259
26671 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26672 calls_alloca function flags.
26673 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26674 calls are detected.
26676 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26678 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26679 flags_set_1_rtx, flags_set_1_set): Delete.
26680 (regmove_optimize): Do not call mark_flags_life_zones.
26682 2009-02-24 Julian Brown <julian@codesourcery.com>
26685 * config/arm/arm.c (require_pic_register): Only set
26686 cfun->machine->pic_reg once per function.
26688 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26690 * doc/invoke.texi (Link Options): Document an easier way to pass
26691 options that take arguments to the GNU linker using -Xlinker and -Wl.
26693 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26696 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26698 2009-02-24 Richard Guenther <rguenther@suse.de>
26701 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26703 2009-02-24 Richard Guenther <rguenther@suse.de>
26704 Zdenek Dvorak <ook@ucw.cz>
26706 PR tree-optimization/39233
26707 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26708 from converting them to a generic type.
26710 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26712 PR tree-optimization/39260
26713 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26714 contains a condition with a real type.
26715 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26717 2009-02-23 Jason Merrill <jason@redhat.com>
26720 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26721 narrowing_initializer_constant_valid_p.
26722 (narrowing_initializer_constant_valid_p): Don't return
26723 null_pointer_node for adding a pointer to itself.
26725 2009-02-23 Jan Hubicka <jh@suse.cz>
26728 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26731 2009-02-23 Jan Hubicka <jh@suse.cz>
26733 PR tree-optimization/37709
26734 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26735 * tree.h (block_ultimate_origin): Declare.
26736 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26737 * tree-ssa-live.c (remove_unused_scope_block_p):
26738 Eliminate blocks containig no instructions nor live variables nor
26740 (dump_scope_block): New function.
26741 (remove_unused_locals): Enable removal of dead blocks by default;
26742 enable dumping at TDF_DETAILS.
26744 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26746 * config/i386/i386.c (classify_argument): Don't allow COImode
26748 (function_arg_advance_32): Don't allow OImode.
26749 (function_arg_32): Likewise.
26750 (function_value_32): Likewise.
26751 (return_in_memory_32): Likewise.
26752 (function_arg_64): Remove OImode comment.
26754 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26757 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26758 ix86_expand_vector_set for V4DImode in 64bit mode only.
26759 (ix86_expand_vector_init_one_var): Likewise.
26761 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26763 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26765 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26768 * loop-iv.c: Revert last change.
26769 * emit-rtl.c: Likewise.
26771 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26774 * config/i386/i386.c (type_natural_mode): Remove an extra
26775 space in the warning message.
26776 (function_value_32): Handle 32-byte vector modes.
26777 (return_in_memory_32): Likewise.
26779 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26781 * loop-iv.c (truncate_value): New function.
26782 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26784 (lowpart_subreg): Move to...
26785 * emit-rtl.c: ...here.
26787 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26789 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26790 accidental and undocumented change at revision 140860.
26792 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26794 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26795 take gimple_seq * arguments.
26796 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26797 types_compatible_p langhook.
26799 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26800 Joseph Myers <joseph@codesourcery.com>
26802 * config/arm/arm.c (arm_builtin_va_list): New function.
26803 (arm_expand_builtin_va_start): Likewise.
26804 (arm_gimplify_va_arg_expr): Likewise.
26805 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26806 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26807 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26808 (va_list_type): New variable.
26809 (arm_mangle_type): Mangle va_list_type appropriately.
26811 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26813 PR middle-end/39157
26814 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26815 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26816 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26817 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26818 parameter to 1000 for -O1 by default.
26819 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26821 * loop-invariant.c: Include params.h.
26822 (move_loop_invariants): Don't call move_single_loop_invariants on
26825 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26827 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26828 offset when calculating bounds for indexing stack_usage_map. Fixes
26829 a buffer overflow with certain target setups.
26831 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26834 * calls.c (expand_call): Clear try_tail_call if caller and callee
26835 disagree in promotion of function return value.
26837 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26840 * c-common.c (c_determine_visibility): If visibility changed and
26841 DECL_RTL has been already set, call make_decl_rtl to update symbol
26844 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26847 * varasm.c (assemble_variable): Don't check DECL_NAME when
26848 globalizing a variable.
26850 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26853 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26854 expression before any __builtin_trap call.
26855 * c-typeck.c (build_function_call): Convert and check function
26856 arguments before generating a call to a trap. Evaluate the
26857 function arguments before the trap.
26859 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26862 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26863 (UNSPEC_FXAM_MEM): New unspec.
26864 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26865 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26866 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26868 2009-02-19 Richard Guenther <rguenther@suse.de>
26870 PR tree-optimization/39207
26871 PR tree-optimization/39074
26872 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26873 storedanything_tree): New.
26874 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26875 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26876 (build_succ_graph): Add edges from STOREDANYTHING to all
26878 (init_base_vars): Initialize STOREDANYTHING.
26879 (compute_points_to_sets): Free substitution info after
26880 building the succ graph.
26881 (ipa_pta_execute): Likewise.
26883 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26885 (do_ds_constraint): Do not add to special var or non-pointer
26887 (type_could_have_pointers): Split out from ...
26888 (could_have_pointers): ... here. For arrays use the element type.
26889 (create_variable_info_for): Initialize may_have_pointers.
26890 (new_var_info): Likewise.
26891 (handle_lhs_call): Make the HEAP variable unknown-sized.
26892 (intra_create_variable_infos): Use a type with pointers for
26893 PARM_NOALIAS, make it unknown-sized.
26895 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26898 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26900 2009-02-18 Jason Merrill <jason@redhat.com>
26903 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26904 value if DECL_EXTERNAL.
26905 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26906 * target.h (gcc_target::binds_local_p): Clarify "module".
26907 * tree.h (TREE_PUBLIC): Clarify "module".
26909 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26912 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26913 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26915 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26918 * c.opt (Wabi): Support C and ObjC.
26921 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26923 * config/i386/i386.c (classify_argument): Warn once about the ABI
26924 change when passing union with long double.
26926 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26928 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26931 * c-parser.c (c_parser_compound_statement): Always enter and leave
26934 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26937 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26939 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26941 PR tree-optimization/36922
26942 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26943 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26946 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26948 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26951 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26953 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26955 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26957 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26960 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26961 Richard Sandiford <rdsandiford@googlemail.com>
26963 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26964 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26965 (loongson_biadd): ...this.
26967 2009-02-17 Richard Guenther <rguenther@suse.de>
26969 PR tree-optimization/39202
26970 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26971 a var make sure to follow existing collapses.
26973 2009-02-17 Richard Guenther <rguenther@suse.de>
26975 PR middle-end/39214
26976 * langhooks.c (lhd_print_error_function): Check for NULL block.
26978 2009-02-17 Richard Guenther <rguenther@suse.de>
26980 PR tree-optimization/39204
26981 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26984 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26986 * config/soft-fp/double.h: Update from glibc CVS.
26988 2009-02-17 Richard Guenther <rguenther@suse.de>
26990 PR tree-optimization/39207
26991 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26992 strict-aliasing warnings for pointers pointing to NULL.
26994 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26997 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26998 skipping until next close brace.
27000 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27003 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27004 to function argument boundary.
27006 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27008 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27009 in the lea_add. Reload eventually constraints it properly.
27010 * config/picochip/constraints.md: Remove the target constraint
27011 "b", since it is not needed anymore.
27013 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27015 * gthr-dce.h: Uglify function parameter and local variable names.
27016 * gthr-gnat.h: Likewise.
27017 * gthr-mipssde.h: Likewise.
27018 * gthr-nks.h: Likewise.
27019 * gthr-posix95.h: Likewise.
27020 * gthr-posix.h: Likewise.
27021 * gthr-rtems.h: Likewise.
27022 * gthr-single.h: Likewise.
27023 * gthr-solaris.h: Likewise.
27024 * gthr-tpf.h: Likewise.
27025 * gthr-vxworks.h: Likewise.
27026 * gthr-win32.h: Likewise.
27028 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27031 * config/i386/i386.md: Restrict the new peephole2 to move
27032 between MMX/SSE registers.
27034 2009-02-15 Richard Guenther <rguenther@suse.de>
27037 2009-02-13 Richard Guenther <rguenther@suse.de>
27039 * configure.ac: Enable LFS.
27040 * configure: Re-generate.
27041 * config.in: Likewise.
27043 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27045 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27046 spu_srqwbyte, spu_srqwbytebc): Define.
27047 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27048 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27049 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27050 "shrqby_<mode>"): New insn-and-split patterns.
27051 * config/spu/spu.c (expand_builtin_args): Determine and return
27052 number of operands using spu_builtin_description data.
27053 (spu_expand_builtin_1): Use it.
27055 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27058 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27061 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27064 * config/i386/i386.c (override_options): Correct warning
27065 messages for -malign-loops, -malign-jumps and -malign-functions.
27067 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27070 * config/i386/i386.md: Restrict the new peephole2 to move
27071 between the general purpose registers.
27073 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27076 * config/i386/i386.c (type_natural_mode): Add a new argument.
27077 Return the original mode and warn ABI change if vector size is 32byte.
27078 (function_arg_advance): Updated.
27079 (function_arg): Likewise.
27080 (ix86_function_value): Likewise.
27081 (ix86_return_in_memory): Likewise.
27082 (ix86_sol10_return_in_memory): Likewise.
27083 (ix86_gimplify_va_arg): Likewise.
27084 (function_arg_32): Don't warn ABX ABI change here.
27085 (function_arg_64): Likewise.
27087 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27089 * loop-iv.c (implies_p): In the final case, test that operands 0
27090 of the two comparisons match.
27092 * config/bfin/bfin.c (find_prev_insn_start): New function.
27093 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27094 (find_next_insn_start): Move.
27096 2009-02-13 Richard Guenther <rguenther@suse.de>
27098 * configure.ac: Enable LFS.
27099 * configure: Re-generate.
27100 * config.in: Likewise.
27102 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27105 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27106 sizes on syntax error after some arguments have been parsed.
27108 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27110 * doc/invoke.texi (-fira): Remove.
27112 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27114 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27115 * recog.c: Likewise.
27118 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27120 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27121 (umul_ppmm): Likewise.
27122 (count_leading_zeros): Likewise.
27123 (count_trailing_zeros): Likewise.
27124 (UMUL_TIME): Likewise.
27126 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27128 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27129 soft-fp/t-softfp to tmake_file.
27131 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27132 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27133 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27134 IA64_BUILTIN_INFQ]: New.
27135 (ia64_init_builtins): Initialize __builtin_infq,
27136 __builtin_fabsq and __builtin_copysignq if not HPUX.
27137 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27138 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27140 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27142 (__fixtfti): Likewise.
27143 (__fixunstfti): Likewise.
27144 (__floattitf): Likewise.
27146 * config/ia64/libgcc-glibc.ver: New.
27147 * config/ia64/t-fprules-softfp: Likewise.
27148 * config/ia64/sfp-machine.h: Likewise.
27150 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27151 (LIBGCC2_TF_CEXT): Likewise.
27152 (TF_SIZE): Likewise.
27153 (TARGET_INIT_LIBFUNCS): Likewise.
27155 * config/ia64/t-glibc (SHLINB_MAPFILES):
27156 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27158 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27160 * config/i386/i386.c (construct_container): Rewrite processing
27161 BLKmode with X86_64_SSE_CLASS.
27163 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27166 * config/i386/i386.md: Replace simplify_replace_rtx with
27167 replace_rtx in the new peephole2.
27169 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27171 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27172 loop unrolling do not happen at -O2.
27174 2009-02-12 Michael Matz <matz@suse.de>
27176 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27178 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27180 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27183 2009-02-12 Ben Elliston <bje@au.ibm.com>
27185 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27186 patterns when updating the back chain. Missed in the 2009-02-10
27189 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27191 * doc/extend.texi (Decimal Floating Types): Update identifier of
27192 draft TR and list of missing support.
27194 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27196 PR middle-end/39154
27197 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27198 bit to variable length decl's flags, add it also to its
27199 pointer replacement variable.
27201 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27202 Jakub Jelinek <jakub@redhat.com>
27205 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27206 (memory_blockage): New expander.
27207 (*memory_blockage): New insn pattern.
27208 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27209 instead of general blockage at the end of function prologue when
27210 frame pointer is used to access red zone area. Do not emit blockage
27211 when profiling, it is emitted in generic code.
27212 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27213 function epilogue when frame pointer is used to access red zone area.
27215 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27218 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27219 by arithmetic with memory operands.
27220 * config/i386/predicates.md (commutative_operator): New.
27222 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27224 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27227 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27229 * alias.h (record_alias_subset): Declare.
27230 * alias.c (record_alias_subset): Make global.
27232 2009-02-10 Nick Clifton <nickc@redhat.com>
27234 * tree-parloops.c: Change license to GPLv3.
27235 * ipa-struct-reorg.c: Change license to GPLv3.
27236 * ipa-struct-reorg.h: Change license to GPLv3.
27238 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27241 * c-decl.c (start_struct): Return NULL on error.
27243 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27245 PR middle-end/39124
27246 * cfgloopmanip.c (remove_path): Call remove_bbs after
27247 cancel_loop_tree, not before it.
27250 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27251 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27252 VAR_DECLs were seen.
27253 * tree-ssa-live.c (remove_unused_locals): Recompute
27254 cfun->has_local_explicit_reg_vars.
27255 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27256 copies or clearings if cfun->has_local_explicit_reg_vars.
27258 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27261 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27262 of function prologue when frame pointer is used to access
27265 2009-02-10 Richard Guenther <rguenther@suse.de>
27267 PR middle-end/39127
27268 * gimplify.c (gimple_regimplify_operands): Always look if
27269 we need to create a temporary.
27271 2009-02-10 Richard Guenther <rguenther@suse.de>
27273 PR tree-optimization/39132
27274 * tree-loop-distribution.c (todo): New global var.
27275 (generate_memset_zero): Trigger TODO_rebuild_alias.
27276 (tree_loop_distribution): Return todo.
27278 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27281 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27282 (x86_64_reg_class_name): Removed.
27283 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27284 first one isn't X86_64_SSE_CLASS or any other ones aren't
27285 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27286 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27287 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27288 and 3 X86_64_SSEUP_CLASS.
27289 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27290 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27292 2009-02-10 Ben Elliston <bje@au.ibm.com>
27294 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27295 form instruction to update the stack back chain word, even if the
27296 user has disabled the generation of update instructions.
27297 (movdi_<mode>_update_stack): New.
27298 (movsi_update_stack): Likewise.
27299 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27300 always use an update form instruction to update the stack back
27303 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27305 PR middle-end/38953
27306 * graphite.c (if_region_set_false_region): After moving a region in
27307 the false branch of a condition, remove the empty dummy basic block.
27308 (gloog): Remove wrong fix for PR38953.
27310 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27312 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27313 generation due to implicit sign extension.
27315 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27317 PR middle-end/38981
27318 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27319 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27321 2009-02-09 Richard Guenther <rguenther@suse.de>
27323 PR middle-end/35202
27324 * convert.c (convert_to_real): Disable (float)fn((double)x)
27325 to fnf(x) conversion if errno differences may occur and
27326 -fmath-errno is set.
27328 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27330 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27331 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27332 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27334 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27337 * c-common.c (handle_alias_attribute): Disallow attribute for
27338 anything not a FUNCTION_DECL or VAR_DECL.
27340 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27343 * real.c (do_compare): Special-case compare of zero against
27344 decimal float value.
27346 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27349 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27350 as indicating flexible array members unless the field itself is
27351 being declarared as the incomplete array.
27353 2009-02-06 Jan Hubicka <jh@suse.cz>
27355 PR tree-optimization/38844
27356 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27357 is already inlined.
27359 2009-02-06 Richard Guenther <rguenther@suse.de>
27361 PR middle-end/38977
27362 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27363 fork because we may expand it as __gcov_fork.
27365 2009-02-06 Nick Clifton <nickc@redhat.com>
27367 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27369 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27371 PR tree-optimization/35659
27372 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27373 vn_phi_eq): Shortcut if hashcode does not match.
27374 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27376 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27377 and avoid iterative_hash_expr.
27378 (FOR_EACH_VALUE_ID_IN_SET): New.
27379 (value_id_compare): Remove.
27380 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27381 sort expressions by value id.
27383 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27386 * config/sh/predicates.md (general_movsrc_operand): Don't check
27387 the subreg of system registers here.
27389 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27392 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27393 on the copied decl.
27395 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27397 PR rtl-optimization/39110
27398 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27399 addresses, not aligned ones.
27401 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27402 Richard Guenther <rguenther@suse.de>
27404 PR tree-optimization/39100
27405 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27406 comment says and add edges.
27408 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27411 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27412 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27414 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27416 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27417 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27418 register_bb_in_sese, new_sese, free_sese): Moved.
27419 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27420 outermost_loop_in_scop, build_scop_iteration_domain,
27421 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27422 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27423 Use loop_in_sese_p instead of loop_in_scop_p.
27424 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27425 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27426 (scopdet_basic_block_info): Fix bug in scop detection.
27427 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27428 eq_loop_to_cloog_loop): Remove.
27429 (nb_loops_around_loop_in_scop, nb_loop
27430 ref_nb_loops): Moved here...
27431 * graphite.h (ref_nb_loops): ... from here.
27432 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27433 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27434 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27436 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27437 Hans-Peter Nilsson <hp@axis.com>
27439 PR rtl-optimization/37889
27440 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27441 Move offset handling from PLUS to before the switch. Use new
27442 arguments when considering SYMBOL_REFs too.
27443 (rtx_addr_can_trap_p): Pass dummy offset and size.
27444 (enum may_trap_p_flags): Remove.
27445 (may_trap_p_1): Pass size from MEM_SIZE.
27447 PR rtl-optimization/38921
27448 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27449 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27450 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27451 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27453 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27455 AVX Programming Reference (January, 2009)
27456 * config/i386/sse.md (*vpclmulqdq): New.
27458 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27460 PR tree-optimization/38977
27461 PR gcov-profile/38292
27462 * calls.c (special_function_p): Disregard __builtin_ prefix.
27464 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27466 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27467 non-indexable addresses even before reload.
27469 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27472 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27473 as having variable size. Do not give an error for unnamed
27474 parameters with [*] declarators. Give a warning for type names
27475 with [*] declarators and mark them as variable size.
27476 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27477 for sizeof applied to [*] type names.
27479 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27482 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27484 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27486 * gcc.c (process_command): Update copyright notice dates.
27487 * gcov.c (print_version): Likewise.
27488 * gcov-dump.c (print_version): Likewise.
27489 * mips-tfile.c (main): Likewise.
27490 * mips-tdump.c (main): Likewise.
27492 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27495 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27496 for composite type involving a zero-length array type.
27498 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27501 * function.c (match_asm_constraints_1): Skip over
27502 initial optional % in the constraint.
27504 PR inline-asm/39059
27505 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27506 supported, don't accept FIXED_CSTs.
27507 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27508 and _Sat is used without _Fract/_Accum. Set specs->type to
27509 integer_type_node for cts_fract/cts_accum if fixed point is not
27512 2009-02-02 Catherine Moore <clm@codesourcery.com>
27514 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27516 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27518 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27519 (ABI_HAS_64BIT_SYMBOLS): Use it.
27520 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27522 2009-02-02 Paul Brook <paul@codesourcery.com>
27524 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27526 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27528 PR inline-asm/39058
27529 * recog.h (asm_operand_ok): Add constraints argument.
27530 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27531 recurse on matching constraint.
27532 (check_asm_operands): Pass constraints as 3rd argument to
27533 asm_operand_ok. Don't look up matching constraint here.
27534 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27537 2009-02-02 Ben Elliston <bje@au.ibm.com>
27539 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27540 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27542 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27544 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27545 information. Remove some obsolete information. Reorganize.
27547 * config/pa/fptr.c: Revert license to GPL 2.
27548 * config/pa/milli64.S: Likewise.
27550 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27553 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27554 LIBRARY name in, instead of hard-coding it.
27555 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27556 extra target make frag to tmake_files according to EH model.
27557 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27558 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27559 frags that define makefile variable EH_MODEL appropriately.
27560 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27561 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27562 to "-sjlj" according to type of EH configured.
27563 (LIBGCC_SONAME): Concatenate it to shared library base name.
27564 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27565 to "_sjlj" according to type of EH configured.
27566 (LIBGCC_SONAME): Concatenate it to shared library base name.
27567 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27568 (SHLIB_LINK): Add missing semicolon to if-else construct.
27569 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27570 string value of "pe_dll" command-line option.
27571 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27572 (SHLIB_SONAME): Use it when overriding t-cygming default.
27573 (SHLIB_IMPLIB): Override t-cygming default.
27574 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27575 string value of "pe_dll" command-line option.
27577 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27580 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27581 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27583 2009-01-31 Richard Guenther <rguenther@suse.de>
27585 PR tree-optimization/38937
27586 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27587 computing the transitive closure.
27589 2009-01-30 Richard Guenther <rguenther@suse.de>
27591 PR tree-optimization/39041
27592 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27593 Propagate variable indices only if the types match for this stmt.
27595 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27598 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27599 inline but never defined.
27601 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27603 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27604 (*insv_h_di_reg_extimm): New insn.
27605 (*insv_l<mode>_reg_extimm): New insn.
27607 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27609 * config/picochip/picochip.c (flag_conserve_stack): set
27610 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27611 fconserve-stack. Reduce call-overhead used by inliner.
27613 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27616 * common.opt (flag_conserve_stack): Initialised to zero.
27618 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27621 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27622 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27625 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27627 * ira-color.c (allocno_reload_assign): Update comments.
27628 * regmove.c (regmove_optimize): Likewise.
27632 2009-01-29 Robert Millan <rmh@aybabtu.com>
27634 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27635 * config/i386/kopensolaris-gnu.h: New file. Undefine
27636 `MD_UNWIND_SUPPORT'.
27637 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27639 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27641 PR tree-optimization/39007
27642 * tree-loop-distribution.c (generate_builtin): Use
27643 recompute_dominator to compute the immediate dominator of the
27644 basic block just after the loop.
27646 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27648 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27649 (ASM_OUTPUT_DWARF_PCREL): Define.
27651 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27653 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27654 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27655 global. Modify entries about regmove and IRA.
27657 * ra-conflict.c: Remove the file.
27659 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27661 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27662 (pass_regclass_init): Rename to pass_reginfo_init.
27664 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27666 * toplev.h (flag_ira): Remove.
27668 * caller-save.c (setup_save_areas): Remove flag_ira.
27670 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27672 * global.c: Remove the file.
27674 * opts.c (decode_options): Remove flag_ira.
27676 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27678 * regmove.c: Modify file description.
27679 (find_use_as_address, try_auto_increment): Define them only if
27680 AUTO_INC_DEC is defined.
27681 (replacement_quality, replace_in_call_usage, fixup_match_1,
27682 stable_and_no_regs_but_for_p): Remove.
27683 (reg_set_in_bb): Make it static.
27684 (regmove_optimize): Remove flag_ira and code which worked for
27687 * local-alloc.c: Remove the file.
27689 * common.opt (fira): Remove.
27691 * ira.c: Include except.h.
27692 (eliminable_regset): Move from global.c.
27693 (mark_elimination): Ditto. Remove flag_ira.
27694 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27695 equiv_mem_modified, validate_equiv_mem_from_store,
27696 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27697 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27698 no_equiv, recorded_label_ref): Move from local-alloc.c.
27699 (update_equiv_regs): Ditto. Make it static.
27700 (print_insn_chain, print_insn_chains): Move it from global.c.
27701 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27702 (build_insn_chain): Ditto. Make it static.
27703 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27704 Rename to init_live_subregs.
27705 (gate_ira): Remove flag_ira.
27707 * regclass.c: Rename reginfo.c. Change file description.
27708 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27709 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27710 (init_reg_sets_1): Remove code for evaluation of
27711 reg_class_superclasses and losing_caller_save_reg_set.
27712 (init_regs): Remove init_reg_autoinc.
27713 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27714 ok_for_base_p_nonstrict): Remove.
27715 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27716 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27717 corresponding entries.
27718 (dump_regclass, record_operand_costs, scan_one_insn,
27719 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27720 record_address_regs, auto_inc_dec_reg_p): Remove.
27721 (gt-regclass.h): Rename to gt-reginfo.h.
27723 * rtl.h (dump_global_regs, retry_global_alloc,
27724 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27726 * Makefile.in (RA_H): Remove.
27727 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27728 Rename regclass.o to reginfo.o.
27729 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27731 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27732 (GTFILES): Rename regclass.c to reginfo.c.
27734 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27735 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27737 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27738 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27740 (finish_spills): Ditto. Remove code for !flag_ira.
27742 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27744 PR middle-end/35854
27745 * doc/invoke.texi (rtl debug options): Complete rewrite.
27746 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27748 * mode-switching.c (pass_mode_switching): Rename pass from
27749 "mode-sw" to "mode_sw".
27750 * except.c (pass_convert_to_eh_ranges): Rename pass from
27751 "eh-ranges" to "eh_ranges".
27752 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27756 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27757 Alexander Monakov <amonakov@ispras.ru>
27759 PR middle-end/38857
27760 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27762 (move_exprs_to_boundary): Change return type and pass through
27763 should_move from move_op. Relax assert. Update usage ...
27764 (schedule_expr_on_boundary): ... here. Use should_move instead of
27766 (move_op_orig_expr_found): Indicate that insn was disconnected from
27768 (code_motion_process_successors): Do not call after_merge_succs
27769 callback if original expression was not found when traversing any of
27771 (code_motion_path_driver): Change return type. Update prototype.
27772 (move_op): Update comment. Add a new parameter (should_move). Update
27773 prototype. Set *should_move based on indication provided by
27774 move_op_orig_expr_found.
27776 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27778 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27779 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27780 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27781 * config/rs6000/rs6000.c (rs6000_override_options): Default
27782 avoid-indexed-addresses on for Power6, off for everything else.
27783 (avoiding_indexed_address_p): New function.
27784 (rs6000_legitimize_address): Use it.
27785 (rs6000_legitimate_address): Likewise.
27786 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27788 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27790 PR tree-optimization/38997
27791 * tree-loop-distribution.c (generate_memset_zero): Use
27792 POINTER_PLUS_EXPR for a pointer addition.
27794 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27796 * config/s390/s390.md (bswap<mode>2): New pattern added.
27798 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27800 * config/s390/s390.md (*tls_load_31): Added type attribute.
27802 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27804 * config/s390/s390.md: Fix a few comments.
27806 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27808 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27809 (*tm<mode>_full): Fixed z10prop attribute.
27810 (*tst<mode>_extimm): Fixed z10prop attribute.
27811 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27812 (*tstqiCCT_cconly): Fixed z10prop attribute.
27813 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27814 (*movsi_larl): Fixed z10prop attribute.
27815 (*movsi_zarch): Fixed z10prop attribute.
27816 (*movsi_eas): Fixed z10prop attribute.
27817 (*movhi): Fixed z10prop attribute.
27818 (*movqi): Fixed z10prop attribute.
27819 (*movstrictqi): Fixed z10prop attribute.
27820 (*mov<mode>): Fixed z10prop attribute.
27821 (*movcc): Fixed z10prop attribute.
27822 (*sethighpartdi_64): Fixed z10prop attribute.
27823 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27824 (*negdi2_sign_cc): Fixed z10prop attribute.
27825 (*negdi2_sign): Fixed z10prop attribute.
27826 (*absdi2_sign_cc): Fixed z10prop attribute.
27827 (*absdi2_sign): Fixed z10prop attribute.
27828 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27829 (*negabsdi2_sign): Fixed z10prop attribute.
27830 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27831 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27832 (doloop_si64): Fixed z10prop attribute.
27833 (doloop_si31): Fixed z10prop attribute.
27834 (doloop_long): Fixed z10prop attribute.
27835 (indirect_jump): Fixed z10prop attribute.
27836 (nop): Fixed z10prop attribute.
27837 (main_base_64): Fixed z10prop attribute.
27838 (reload_base_64): Fixed z10prop attribute.
27840 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27842 PR rtl-optimization/38740
27843 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27845 * config/mips/mips.c (mips_reorg): Likewise.
27847 2009-01-28 Richard Guenther <rguenther@suse.de>
27849 PR tree-optimization/38926
27850 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27851 with the correct value id to a value.
27852 (do_regular_insertion): Use the value number of edoubleprime
27853 for the value number of the expr.
27856 2008-08-21 Richard Guenther <rguenther@suse.de>
27858 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27859 a PHI ask VN if it is already available.
27860 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27861 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27863 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27865 PR middle-end/38934
27866 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27867 set to varying whenever max has TREE_OVERFLOW set, similarly
27868 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27870 2009-01-28 Richard Guenther <rguenther@suse.de>
27872 PR middle-end/38908
27873 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27874 uninitialized aggregate uses in call arguments.
27876 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27878 PR tree-optimization/38984
27879 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27880 the nothing_id variable if -fno-delete-null-pointer-checks.
27882 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27885 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27886 (set_got_offset_rex64): Ditto.
27888 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27891 * doc/extend.texi: Improve local variable with asm reg.
27893 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27895 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27896 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27897 was not supplied then set warn_packed_bitfield_compat to the
27898 default value of 1.
27899 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27902 2009-01-27 Richard Guenther <rguenther@suse.de>
27904 PR tree-optimization/38503
27905 * cfgexpand.c (expand_gimple_basic_block): Ignore
27906 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27907 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27908 variables that cannot have TBAA applied.
27909 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27912 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27914 PR middle-end/38969
27915 * calls.c (initialize_argument_information): Do not wrap complex
27916 arguments in SAVE_EXPR.
27918 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27920 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27921 (INSTALL_LIBGCC): Revert typo commit.
27923 2009-01-26 Richard Guenther <rguenther@suse.de>
27925 PR tree-optimization/38745
27926 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27927 from special handling.
27929 2009-01-26 Richard Guenther <rguenther@suse.de>
27931 PR tree-optimization/38745
27932 * tree-ssa.c (execute_update_addresses_taken): Do not include
27933 variables that cannot possibly be a register in not_reg_needs.
27934 Do not clear TREE_ADDRESSABLE on vars that may not become
27936 * tree-ssa.c (update_alias_info_1): Include those in the set
27937 of addressable vars.
27939 2009-01-26 Richard Guenther <rguenther@suse.de>
27941 PR middle-end/38851
27942 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27943 * tree-ssa-dse.c: Include langhooks.h
27944 (execute_simple_dse): Remove stores with zero size.
27946 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27949 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27952 2009-01-24 Julian Brown <julian@codesourcery.com>
27954 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27955 config/arm/linux-atomic.c.
27956 * config/arm/linux-atomic.c: New.
27958 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27960 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27961 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27962 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27964 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27967 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27970 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27972 PR tree-optimization/38953
27973 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27974 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27975 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27976 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27979 2009-01-24 Paul Brook <paul@codesourcery.com>
27981 * config/arm/neon.md (neon_type): Move to arm.md.
27982 (neon_mov<VSTRUCT>): Add neon_type attribute.
27983 * config/arm/arm.md (neon_type): Move to here.
27984 (conds): Add "unconditioal" and use as default for NEON insns.
27986 2009-01-24 Ben Elliston <bje@au.ibm.com>
27988 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27989 void *' warning from -Wc++-compat.
27990 * Makefile.in (dominance.o-warn): Remove.
27992 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27994 PR tree-optimization/38932
27995 * fold-const.c (fold_unary_ignore_overflow): New.
27996 * tree.h (fold_unary_ignore_overflow): Declare.
27997 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27998 * tree-ssa-sccvn.c (visit_reference_op_load,
27999 simplify_unary_expression): Likewise.
28001 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28003 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28004 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28005 regardless of their type.
28006 * c-common.c (handle_packed_attribute): Don't ignore packed on
28008 * c.opt (Wpacked-bitfield-compat): New warning option.
28009 * stor-layout.c (place_field): Warn if offset of a field changed.
28010 * doc/extend.texi (packed): Mention the ABI change.
28011 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28012 (Warning Options): Add it to the list.
28014 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28016 * c-opts.c (c_common_post_options): Fix a typo in comments.
28018 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28020 PR middle-end/38615
28021 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28022 variables to static.
28023 * doc/invoke.texi (-fmerge-all-constants): Update description.
28025 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28028 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28029 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28031 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28033 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28035 (LOCAL_ALIGNMENT): Similarly.
28037 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28038 Joseph Myers <joseph@codesourcery.com>
28040 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28041 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28042 * config/arm/arm-tune.md: Regenerate.
28043 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28046 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28048 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28049 version number to five.
28051 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28054 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28055 * c-common.c (set_underlying_type): Likewise.
28056 (is_typedef_decl ): Likewise
28058 (set_underlying_type): Likewise.
28059 (is_typedef_type): Likewise.
28061 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28063 PR middle-end/38587
28064 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28067 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28070 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28071 (LIBGCC_SPEC): Don't define.
28072 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28074 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28076 PR rtl-optimization/38879
28077 * alias.c (base_alias_check): Unaligned access via AND address can
28078 alias all surrounding object types except those with sizes equal
28079 or wider than the size of unaligned access.
28081 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28084 * c-decl.c (clone_underlying_type): Move this ...
28085 * c-common.c (set_underlying_type): ... here.
28086 Also, make sure the function properly sets TYPE_STUB_DECL() on
28087 the newly created typedef variant type.
28088 (is_typedef_decl ): New entry point.
28089 * tree.h: Added a new member member_types_needing_access_check to
28090 struct tree_decl_non_common.
28091 (set_underlying_type): New entry point.
28092 (is_typedef_type): Likewise.
28094 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28096 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28097 Check whether two instructions have memory references that
28098 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28099 are helper functions for traversing.
28100 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28101 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28102 not to draw dependency edge for instructions with non-conflicting
28105 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28108 * longlong.h: Update copyright years. Use soft-fp license notice.
28109 Sync __clz_tab declaration with glibc.
28111 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28114 * doc/extend.texi (syscall_linkage): New.
28115 (version_id): Modify.
28117 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28118 Richard Guenther <rguenther@suse.de>
28120 PR tree-optimization/38747
28121 PR tree-optimization/38748
28122 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28123 conversion if the base address is an indirect reference and the
28124 aliasing sets could cause issues.
28126 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28128 * common.opt (fgraphite, fgraphite-identity): Add comment for
28129 explaining why these options are not documented.
28131 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28133 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28134 gimple_call_lhs is NULL.
28136 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28139 * emit-rtl.c (adjust_address_1): Make sure memref is never
28142 2009-01-20 Ben Elliston <bje@au.ibm.com>
28144 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28145 const qualifier from arg parameter. Remove unnecessary cast to char *.
28146 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28147 const qualifier from arg 2.
28149 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28151 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28153 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28156 * rtl.h (reinit_regs): New prototype.
28157 * regclass.c: Include ira.h.
28158 (reinit_regs): New.
28159 * Makefile.in (regclass.o): Add ira.h.
28160 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28162 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28165 * c-common.c (handle_aligned_attribute): Use
28166 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28167 default alignment value.
28169 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28171 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28172 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28174 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28175 __BIGGEST_ALIGNMENT__.
28177 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28179 2009-01-18 Richard Guenther <rguenther@suse.de>
28181 PR tree-optimization/38819
28182 * tree-flow.h (operation_could_trap_helper_p): Declare.
28183 * tree-eh.c (operation_could_trap_helper_p): Export.
28184 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28185 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28186 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28187 are about to insert a possibly trapping instruction and fail
28190 2009-01-18 Andreas Schwab <schwab@suse.de>
28192 * doc/install.texi (Configuration): Remove obsolete paragraph
28193 about use of --with-gnu-ld with --with-gnu-as.
28195 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28197 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28198 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28199 Follow spelling conventions.
28201 2009-01-18 Ben Elliston <bje@au.ibm.com>
28203 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28204 C++ warning about implicit conversion from void * to struct
28206 (bitmap_obstack_free): Likewise for bitmap_element *.
28207 * Makefile.in (bitmap.o-warn): Remove.
28209 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28211 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28213 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28214 Tobias Grosser <tobi.grosser@amd.com>
28216 * graphite.c (graphite_trans_scop_block): Do not block single
28219 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28221 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28222 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28223 test with assertion.
28225 2009-01-16 Richard Guenther <rguenther@suse.de>
28227 PR tree-optimization/38835
28228 PR middle-end/36227
28229 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28230 and INT + PTR -> (INT)(PTR p+ INT) folding.
28231 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28233 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28236 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28237 the subreg from a lowpart subreg if it is also casting the value.
28239 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28240 Tobias Grosser <tobi.grosser@amd.com>
28242 * graphite.c (compare_prefix_loops): New.
28243 (build_scop_canonical_schedules): Rewritten.
28244 (graphite_transform_loops): Move build_scop_canonical_schedules
28245 after build_scop_iteration_domain.
28247 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28248 Tobias Grosser <tobi.grosser@amd.com>
28250 * graphite.c (add_conditions_to_domain): Add the loops to
28251 the dimension of the iteration domain. Do copy the domain
28252 only when it exists.
28253 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28254 (add_conditions_to_constraints): New.
28255 (can_generate_code_stmt, can_generate_code): Removed.
28256 (gloog): Do not call can_generate_code.
28257 (graphite_transform_loops): Call add_conditions_to_constraints
28258 after building the iteration domain.
28260 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28262 PR tree-optimization/38789
28263 * tree-ssa-threadedge.c
28264 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28265 __builtin_constant_p.
28267 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28269 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28270 examined before deleting them.
28272 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28274 * function.c (aggregate_value_p): Correctly extract the function
28275 type from CALL_EXPR_FN lookup.
28277 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28279 * config/picochip/picochip.c (picochip_override_options): Revert
28280 CFI asm flag disable commited previously.
28282 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28283 Tobias Grosser <tobi.grosser@amd.com>
28284 Jan Sjodin <jan.sjodin@amd.com>
28286 * graphite.c (scan_tree_for_params): On substractions negate
28287 all the coefficients of the term.
28288 (clast_to_gcc_expression_red): New. Handle reduction expressions
28289 of more than two operands.
28290 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28291 (get_vdef_before_scop): Handle also the case of default definitions.
28293 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28295 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28296 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28297 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28299 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28300 Joey Ye <joey.ye@intel.com>
28302 PR middle-end/37843
28303 * cfgexpand.c (expand_stack_alignment): Don't update stack
28304 boundary nor check incoming stack boundary here.
28305 (gimple_expand_cfg): Update stack boundary and check incoming
28306 stack boundary here.
28308 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28310 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28312 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28314 PR rtl-optimization/38245
28315 * calls.c (expand_call): Add stack arguments to
28316 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28317 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28318 in regs and partially in memory or BLKmode arguments.
28319 (emit_library_call_value_1): Add stack arguments to
28320 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28321 ACCUMULATE_OUTGOING_ARGS).
28322 * dce.c: Include tm_p.h.
28323 (find_call_stack_args): New function.
28324 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28326 (mark_insn): Call find_call_stack_args for CALL_Ps.
28327 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28328 forwards. Allocate and free arg_stores bitmap if needed, pass it
28329 down to deletable_insn_p, don't mark stores set in arg_stores
28330 bitmap, clear the bitmap at the beginning of each bb.
28331 * Makefile.in (dce.o): Depend on $(TM_P_H).
28333 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28336 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28337 to make sure the insn is a conditional test (bug 22599). Reformat a
28340 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28342 PR middle-end/38431
28343 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28344 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28345 (gloog): Do not call cleanup_tree_cfg.
28346 (graphite_transform_loops): Call cleanup_tree_cfg after all
28347 scops have been code generated.
28349 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28350 * doc/gty.texi (Invoking the garbage collector): Added new node
28351 and section documenting ggc_collect.
28353 2009-01-14 Richard Guenther <rguenther@suse.de>
28355 PR tree-optimization/38826
28356 PR middle-end/38477
28357 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28358 initialization notes only if we actually emitted a warning.
28359 (intra_create_variable_infos): Add constraints for a result decl
28360 that is passed by hidden reference.
28361 (build_pred_graph): Mark all related variables non-direct on
28364 2009-01-14 Nick Clifton <nickc@redhat.com>
28366 * ira-conflicts.c: Include addresses.h for the definition of
28368 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28369 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28371 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28374 * Makefile.in (ira-lives.o): Add except.h.
28376 * ira-lives.c: Include except.h.
28377 (process_bb_node_lives): Process can_throw_internal.
28379 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28381 PR rtl-optimization/38774
28382 * combine.c (simplify_set): When undoing cc_use change, don't do
28383 PUT_CODE on the newly created comparison, but instead put back the
28386 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28388 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28389 values. Remove duplicate arm8 entry.
28391 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28393 PR tree-optimization/38786
28394 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28395 the SSA_NAME case of expand_scalar_variables_expr.
28396 Set the type of an expression to the type of its assign statement.
28397 (expand_scalar_variables_expr): Also gather the scalar computation
28398 used to index the memory access. Do not pass loop_p.
28399 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28400 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28401 the gimple_stmt_iterator where it inserts new code.
28402 Do not pass loop_p.
28403 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28404 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28406 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28408 * graphite.h (debug_value): Removed.
28409 * graphite.c (debug_value): Removed.
28411 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28413 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28414 ldrd/strd with two 32-bit instructions.
28416 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28418 * config/arm/arm.c (struct processors): Pass for speed down into
28419 cost helper functions.
28420 (const_ok_for_op): Handle COMPARE and inequality nodes.
28421 (arm_rtx_costs_1): Rewrite.
28422 (arm_size_rtx_costs): Update prototype.
28423 (arm_rtx_costs): Pass speed down to helper functions.
28424 (arm_slowmul_rtx_costs): Rework cost calculations.
28425 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28426 (arm_9e_rtx_costs): Likewise.
28428 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28430 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28431 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28432 (alpha_legitimize_address): Do not split local symbols wider than
28433 UNITS_PER_WORD into HIGH/LO_SUM parts.
28435 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28438 * gcc.c (process_command): Replace call to execvp with calls
28439 to pex_one and exit.
28441 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28444 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28445 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28446 variant for devices with 3-byte PC.
28447 (__tablejump_elpm__): New.
28449 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28452 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28453 offsetof member-designator, handle it as `[0].'.
28455 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28457 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28458 function when not using named sections on targets with named sections
28459 if branch distance is less than 262132.
28461 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28463 * combine.c (combine_instructions): Recompute
28464 optimize_this_for_speed_p for each BB in the main combine loop.
28466 2009-01-12 Tomas Bily <tbily@suse.cz>
28469 * tree-loop-distribution.c (prop_phis): New function.
28470 (generate_builtin): Call prop_phis.
28472 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28474 PR tree-optimization/38807
28475 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28476 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28478 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28480 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28481 subreg of op0 to the original op0.
28483 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28485 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28487 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28490 * mips-tfile.c (parse_def): Fix parsing of def strings
28491 starting with digits.
28493 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28496 * config/arm/arm.c (arm_is_long_call_p): Don't call
28497 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28499 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28501 * regrename.c (regrename_optimize): Fix dumping.
28502 (find_oldest_value_reg): Preserve REG_POINTER.
28503 (copy_hardreg_forward_1): Likewise.
28505 2009-01-09 Diego Novillo <dnovillo@google.com>
28507 * gimple.h (struct gimple_statement_base) <uid>: Document
28508 the restrictions on its use.
28509 (gimple_uid): Tidy.
28510 (gimple_set_uid): Tidy.
28512 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28514 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28515 zero guard even if align_bytes != 0 and count is smaller than
28518 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28520 PR rtl-optimization/38495
28521 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28522 (add_range_and_copies_from_move_list): Print all added ranges.
28523 Add ranges to memory optimized destination.
28525 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28529 * config/i386/i386.c (override_options): Reject
28530 -mstringop-strategy=rep_8byte with -m32.
28531 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28532 to 1. Do count comparison against epilogue_size_needed at compile
28533 time even when count_exp was constant forced into register. For
28534 size_needed don't jump to epilogue, instead just avoid aligning
28535 and invoke the body algorithm. If need_zero_guard, add zero guard
28536 even if count is non-zero, but smaller than size_needed + number of
28537 bytes that could be stored for alignment.
28538 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28539 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28540 but smaller than size_needed + number of bytes that could be stored
28541 for alignment. Compare size_needed with epilogue_size_needed instead
28542 of desired_align - align, don't adjust size_needed, pass
28543 epilogue_size_needed to the epilogue expanders.
28546 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28548 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28550 * pa.c (last_address): Change to unsigned.
28551 (update_total_code_bytes): Change argument to unsigned. Don't
28552 check if insn addresses are set.
28553 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28554 addresses are not set.
28555 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28557 2009-01-09 Nick Clifton <nickc@redhat.com>
28559 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28560 DECL_DECLARED_INLINE_P.
28562 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28564 PR middle-end/38347
28565 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28566 GET_MODE (op0) in operand_subword_force calls.
28568 PR middle-end/38771
28569 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28570 fold_convert arg0 operands to TREE_TYPE (op0) first.
28572 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28574 * params.def (ira-max-conflict-table-size): Decrease default value
28577 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28579 PR tree-optimization/37031
28580 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28582 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28583 allocate it using gc instead of heap, use VEC_quick_push instead of
28585 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28586 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28587 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28588 allocated vector from heap allocated.
28589 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28590 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28591 vector only after perfect_loop_nest_depth call.
28593 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28594 Jan Sjodin <jan.sjodin@amd.com>
28596 PR tree-optimization/38559
28597 * graphite.c (debug_value, copy_constraint,
28598 swap_constraint_variables, scale_constraint_variable, ): New.
28599 (get_lower_bound, get_upper_bound): Removed.
28600 (graphite_trans_bb_strip_mine): Clean up this code that works
28601 only for constant number of iterations. Fully copy upper and
28602 lower bound constraints, not only the constant part of them.
28603 * graphite.h (debug_value): Declared.
28605 2009-01-08 Ira Rosen <irar@il.ibm.com>
28607 PR tree-optimization/37194
28608 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28609 Don't add the cost of cost model guard in prologue to scalar
28610 outside cost in case of known number of iterations.
28612 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28613 Alan Modra <amodra@bigpond.net.au>
28615 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28616 non-word-aligned REG+CONST addressing.
28618 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28621 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28622 free_after_compilation when outputting a thunk.
28623 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28624 Do not call free_after_compilation here.
28626 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28628 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28629 (ix86_valid_target_attribute_inner_p): Ditto.
28631 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28633 PR tree-optimization/38492
28634 PR tree-optimization/38498
28635 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28636 * tree-chrec.h (scev_is_linear_expression): Declared.
28637 * graphite.c (graphite_cannot_represent_loop_niter): New.
28638 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28639 (graphite_loop_normal_form): Use gcc_assert.
28640 (scan_tree_for_params): Use CASE_CONVERT.
28641 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28642 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28643 Use gcc_assert. Discard scops that contain unhandled cases.
28644 (build_scop_conditions): Return a boolean status for unhandled cases.
28645 (strip_mine_profitable_p): Print the loop number, not its depth.
28646 (is_interchange_valid): Pass the depth of the loop nest, don't
28647 recompute it wrongly.
28648 (graphite_trans_bb_block): Same.
28649 (graphite_trans_bb_block): Print tentative of loop blocking.
28650 (graphite_trans_scop_block): Do not print that the loop has been
28652 (graphite_transform_loops): Do not handle scops that contain condition
28655 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28657 AVX Programming Reference (December, 2008)
28658 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28659 (_mm256_stream_pd): Likewise.
28660 (_mm256_stream_ps): Likewise.
28662 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28663 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28664 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28665 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28666 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28667 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28668 (ix86_expand_special_args_builtin): Likewise.
28670 * config/i386/sse.md (AVXMODEDI): New.
28671 (avx_movnt<mode>): Likewise.
28672 (avx_movnt<mode>): Likewise.
28673 (<sse>_movnt<mode>): Remove AVX support.
28674 (sse2_movntv2di): Likewise.
28676 2009-01-07 Richard Guenther <rguenther@suse.de>
28678 PR middle-end/38751
28679 * fold-const.c (extract_muldiv): Remove obsolete comment.
28680 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28681 to PLUS_EXPR canonicalization for the canonicalization.
28683 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28685 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28686 hosted cross-compilers generating less efficient code.
28688 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28690 * function.h (rtl_data): Add a dbr_scheduled_p field.
28691 * reorg.c (dbr_schedule): Set it.
28692 (gate_handle_delay_slots): Check it.
28693 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28694 (mips_reorg): Check flag_delayed_branch instead of
28695 mips_base_delayed_branch.
28696 (mips_override_options): Don't set mips_base_delayed_branch
28697 or flag_delayed_branch.
28699 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28701 PR rtl-optimization/38426.
28702 * ira.c (ira): Set current_function_is_leaf earlier.
28704 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28706 PR rtl-optimization/38722
28707 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28708 too early, only set a flag and modify after last possible
28711 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28714 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28715 * real.c (decimal_single_format): Correct values of emin and emax.
28716 (decimal_double_format): Ditto.
28717 (decimal_quad_format): Ditto.
28718 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28719 computation of DECnn_MIN and DECnn_MAX for corrected values of
28720 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28721 __DECnn_MIN__, and adjust its computation for the corrected value
28724 2009-01-06 Jan Hubicka <jh@suse.cz>
28727 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28729 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28731 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28732 Add Robert Clark to the list of testers.
28734 2009-01-06 Jan Hubicka <jh@suse.cz>
28735 Kai Tietz <kai.tietz@onevision.com>
28737 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28738 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28740 2009-01-06 Jan Hubicka <jh@suse.cz>
28741 Kai Tietz <kai.tietz@onevision.com>
28743 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28745 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28746 (ix86_nsaved_regs): Count only general purpose regs.
28747 (ix86_nsaved_sseregs): New.
28748 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28749 to 16 for w64; compute padding and size of sse reg save area.
28750 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28751 general purpose regs.
28752 (ix86_emit_save_sse_regs_using_mov): New.
28753 (ix86_expand_prologue): Save SSE regs if needed.
28754 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28755 (ix86_emit_restore_sse_regs_using_mov): New.
28756 (ix86_expand_epilogue): Save SSE regs if needed.
28758 2009-01-06 Jan Hubicka <jh@suse.cz>
28759 Kai Tietz <kai.tietz@onevision.com>
28761 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28762 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28763 functions when accumulate outgoing args is off.
28765 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28768 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28769 before using pseudos_have_intersected_live_ranges_p.
28771 * ira-int.h (ira_assert): Always define.
28773 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28775 AVX Programming Reference (December, 2008)
28776 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28777 (_mm256_permute2_pd): Likewise.
28778 (_mm_permute2_ps): Likewise.
28779 (_mm256_permute2_ps): Likewise.
28780 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28781 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28783 * config/i386/i386.c (ix86_builtins): Remove
28784 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28785 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28786 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28787 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28788 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28789 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28790 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28791 __builtin_ia32_vpermil2ps256.
28792 (ix86_init_mmx_sse_builtins): Updated.
28793 (ix86_expand_args_builtin): Likewise.
28795 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28797 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28798 long absolute calls when generating PA 2.0 code.
28800 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28802 PR rtl-optimization/38583
28803 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28805 * params.def (ira-max-conflict-table-size): New.
28807 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28809 * ira.h (ira_conflicts_p): New external definition.
28811 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28812 table. Report this. Return result of building.
28813 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28814 building conflict table.
28816 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28817 (ira_color): Use ira_conflicts_p.
28819 * global.c: Include ira.h.
28820 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28823 * Makefile.in (global.o): Add ira.h.
28825 * ira-build.c (mark_all_loops_for_removal,
28826 propagate_some_info_from_allocno): New.
28827 (remove_unnecessary_allocnos): Call
28828 propagate_some_info_from_allocno.
28829 (remove_low_level_allocnos): New.
28830 (remove_unnecessary_regions): Add parameter. Call
28831 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28832 parameter to remove_unnecessary_regions.
28833 (ira_build): Remove all regions but root if the conflict table was
28834 not built. Update conflict hard regs for allocnos crossing calls.
28836 * ira.c (ira_conflicts_p): New global.
28837 (ira): Define and use ira_conflicts_p.
28839 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28840 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28841 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28843 2009-01-06 Ben Elliston <bje@au.ibm.com>
28845 * gengtype-lex.l (YY_NO_INPUT): Define.
28847 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28850 * c-common.c (handle_vector_size_attribute): Also reject
28851 BOOLEAN_TYPE types.
28853 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28855 PR tree-optimization/38492
28856 * graphite.c (rename_map_elt, debug_rename_elt,
28857 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28858 rename_map_elt_info, eq_rename_map_elts,
28859 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28860 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28861 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28862 (sese_build_livein_liveouts): New.
28863 (new_sese, free_sese): New.
28864 (new_scop): Call new_sese.
28865 (free_scop): Call free_sese.
28866 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28867 (register_old_new_names): Renamed register_old_and_new_names.
28868 (register_scop_liveout_renames, add_loop_exit_phis,
28869 insert_loop_close_phis, struct igp,
28870 default_liveout_before_guard, add_guard_exit_phis,
28871 insert_guard_phis, copy_renames): New.
28872 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28873 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28874 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28875 (scop_adjust_phis_for_liveouts): New.
28876 (gloog): Call scop_adjust_phis_for_liveouts.
28878 * graphite.h (struct sese): Documented. Added fields liveout,
28879 num_ver and livein.
28880 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28881 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28882 (struct scop): Added field liveout_renames.
28883 (SCOP_LIVEOUT_RENAMES): New.
28885 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28887 PR tree-optimization/38510
28888 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28889 (translate_clast): Call recompute_all_dominators before
28891 (gloog): Call recompute_all_dominators before graphite_verify.
28893 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28894 Jan Sjodin <jan.sjodin@amd.com>
28896 PR tree-optimization/38500
28897 * graphite.c (create_sese_edges): Call fix_loop_structure after
28900 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28902 * config.gcc: Add m32r*-*-rtems*.
28903 * config/m32r/rtems.h: New file.
28905 2009-01-05 Ben Elliston <bje@au.ibm.com>
28907 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28908 (.po.pox): Likewise.
28909 (po/gcc.pot): Likewise.
28911 2009-01-04 David S. Miller <davem@davemloft.net>
28913 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28914 (STARTING_FRAME_OFFSET): Always set to zero.
28916 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28918 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28919 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28920 fixed-point types, and vectors of the same.
28922 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28924 * config/mips/sync.md (*mb_barrier): Rename to...
28925 (*memory_barrier): ...this.
28927 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28929 * doc/extend.texi (Function Attributes): Move @cindex after @item
28930 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28931 and put in alphabetical order. Fix 'target' name and put in order.
28932 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28935 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28937 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28938 (memory_barrier): Expand as unspec instead of unspec_volatile.
28939 Remove mem:BLK from insn operands. Use Pmode scratch register.
28940 (*memory_barrier): Define as unspec instead of unspec_volatile.
28941 Use (match_dup 0) as input operand.
28943 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28944 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28945 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28946 scratch register. Remove operand 1.
28947 (*stbar): Define as unspec instead of unspec_volatile.
28948 Use (match_dup 0) as input operand, remove (const_int 8).
28949 (*membar): Define as unspec instead of unspec_volatile.
28950 Use (match_dup 0) as input operand, remove input operand 2.
28952 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28953 (memory_barrier): Expand as unspec instead of unspec_volatile.
28954 Remove mem:BLK from insn operands. Use Pmode scratch register.
28955 (*memory_barrier): Define as unspec instead of unspec_volatile.
28956 Use (match_dup 0) as input operand.
28958 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28959 Remove mem:BLK from insn operands. Use Pmode scratch register.
28960 Set volatile flag on operand 0.
28961 (*memory_barrier): New insn pattern.
28963 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28965 (*memory_barrier): Use (match_dup 0) as input operand.
28967 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28968 Remove mem:BLK from insn operands. Use Pmode scratch register.
28969 Set volatile flag on operand 0.
28970 (*mb_internal): New insn pattern.
28972 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28974 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28976 PR middle-end/38586
28977 * function.c (struct temp_slot): Move to the section of the file
28978 that deals with temp slots. Remove field 'address'.
28979 (temp_slot_address_table): New hash table of address -> temp slot.
28980 (struct temp_slot_address_entry): New struct, items for the table.
28981 (temp_slot_address_compute_hash, temp_slot_address_hash,
28982 temp_slot_address_eq, insert_temp_slot_address): Support functions
28984 (find_temp_slot_from_address): Rewrite to use the new hash table.
28985 (remove_unused_temp_slot_addresses): Remove addresses of temp
28986 slots that have been made available.
28987 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28988 worker function for remove_unused_temp_slot_addresses.
28989 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28990 Add the temp slot address to the address -> temp slot map.
28991 (update_temp_slot_address): Update via insert_temp_slot_address.
28992 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28993 (pop_temp_slots): Likewise.
28994 (init_temp_slots): Allocate the address -> temp slot map, or empty
28995 the map if it is already allocated.
28996 (prepare_function_start): Initialize temp slot processing.
28998 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29000 PR middle-end/38584
29001 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29002 Calculate the size of all stack vars assuming no packing of stack
29003 vars will happen, replacing a quadratic algorithm with a linear one.
29005 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29008 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29011 2009-01-03 Diego Novillo <dnovillo@google.com>
29013 * doc/contrib.texi: Update contributions.
29015 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29018 * builtins.c (fold_builtin_memory_op): Give up if either operand
29019 is volatile. Set srctype or desttype to non-qualified version
29023 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29024 and FUNCTION_DECLs.
29026 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29028 PR rtl-optimization/35805
29029 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29030 problem if fast dce is able to remove any instructions.
29031 * dce.c (dce_process_block): Fix dump message.
29033 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29036 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29038 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29040 PR middle-end/38690
29041 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29042 * tree-pretty-print.c (op_code_prio): New function.
29043 (op_prio): No longer static. Use op_code_prio.
29044 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29045 Use op_prio and op_code_prio to determine if () should be
29046 printed around operand(s) or not.
29048 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29049 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29050 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29051 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29052 pp_character instead of pp_string for single letter printing.
29054 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29056 * doc/extend.texi: Fix '#pragma GCC option' typo.
29058 2009-01-02 Richard Guenther <rguenther@suse.de>
29060 * doc/install.texi (--enable-checking): Mention different
29061 default for stage1.
29062 (--enable-stage1-checking): Document.
29064 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29066 PR middle-end/30142
29067 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29068 case to be an error.
29070 2009-01-02 Ben Elliston <bje@au.ibm.com>
29072 * config/fp-bit.h (pack_d): Constify argument.
29073 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29074 (isnan): Constify argument.
29076 (iszero): Likewise.
29077 (pack_d): Likewise.
29078 (_fpadd_parts): Constify return type.
29079 (_fpmul_parts): Likewise.
29080 (_fpdiv_parts): Likewise.
29082 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29085 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29086 warn about overwriting initializer with side-effects or
29087 -Woverride-init if !IMPLICIT.
29088 (output_init_element): Likewise. Pass IMPLICIT down to
29090 (process_init_element): Add IMPLICIT argument. Pass it down
29091 to output_init_element.
29092 (push_init_element, pop_init_level, set_designator): Adjust
29093 process_init_element callers.
29094 (set_nonincremental_init, set_nonincremental_init_from_string):
29095 Adjust add_pending_init callers.
29096 (output_pending_init_elements): Adjust output_init_element callers.
29097 * c-tree.h (process_init_element): Adjust prototype.
29098 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29099 process_init_element callers.
29102 Copyright (C) 2009 Free Software Foundation, Inc.
29104 Copying and distribution of this file, with or without modification,
29105 are permitted in any medium without royalty provided the copyright
29106 notice and this notice are preserved.